Search Results — 2000 specimen records retrieved (1574 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SFV252  Abies concolor P. G. Kilburn 1957-12-19 570 Los Angeles San Gabriel Mountains Base of Mount Waterman ski lift 1982 Comment
  UCR141176  Abies concolor June Latting 1973-6-10 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek site, Fenner Canyon 1768 Comment
  RSA151126  Abronia maritima Peter H. Raven 1962-4-11 17296 Los Angeles San Clemente Island: beach behind Northwest Harbor 3 Comment
  UCR258933  Acacia R. G. Swinney 2010-2-27 11752 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  UCR99443  Acacia baileyana L. C. Wheeler 1968-2-4 s.n. Los Angeles San Gabriel Mtns., Bluebird Ranch (Truck Trail) east of Richard Ferguson's House 457 Comment
  RSA715365  Acacia cyclops Sandra Murcia, Gregg Miller 2006-3-10 s.n. Los Angeles Palos Verdes Peninsula, NW corner of the intersection of Crestridge Road and Crenshaw Boulevard in the city of Rancho Palos Verdes 305 Comment
  UCR159168  Acacia retinodes B. G. Pitzer 1996-5-5 2856 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  SEINET12159214  Acacia retinodes J. F. Bright, Wyman, C. 1931-1 5266 Los Angeles Hollywood Comment
  HSC31672  Acer macrophyllum Thomas E. Higley 1974-4-20 28 Los Angeles 20 mi. NE of Azusa along the E Fork of the San Gabriel River Trail 457 Comment
  JEPS42665  Acer macrophyllum Carl Epling, J. Ewan 1933-7-7 7844 Los Angeles Lower Topango Canyon Santa Monica Mts., Lower Topango Canyon Comment
  POM183629  Acer macrophyllum Joseph A. Ewan 1929-5-18 1254 Los Angeles Las Flores Canyon Comment
  RSA654654  Acer macrophyllum Fred Brooks 1988-5-7 36 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff, on west side of canyon, above river. 1372 Comment
  UC1071627  Acer macrophyllum A. Lewis 1935-3-14 658 Los Angeles mouth of Topanga Canyon Calabasa Quad. Comment
  UC1211167  Acer macrophyllum Huron H. Smith 1912-4-30 4864 Los Angeles Mt. Wilson 1219 Comment
  UCR271740  Acer macrophyllum R. G. Swinney 2011-3-26 14227 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  UCR4151  Acer macrophyllum R. H. Sauer 1965-4-13 s.n. Los Angeles San Gabriel Mtns, Pasadena, Arroyo Seco Canyon, along road c. 2.5 miles into the canyon 426 Comment
  UCR99489  Acer macrophyllum Steve Boyd, Lauren Raz 1997-3-26 9378 Los Angeles San Gabriel Mtns., Liebre Mountains, Sierra Pelona Ridge, Willow Spring on the S flank of Martindale Cyn near the N end of Bouquet Cyn, south of upper end of reservoir along Forest Service Rd 6N08. 1311 Comment
  JEPS20083  Achillea millefolium Peter H. Raven with H. L. Wedberg 1957-6-15 10904 Los Angeles in Latigo Canyon ((0.8 mi n of US 101A)); Santa Monica Mountains Comment
  SBBG117037  Achillea millefolium S. A. Junak 2001-5-4 SCa 1493 Los Angeles E of Parson's Landing 115 Comment
  UC60153  Achnatherum coronatum D. A. Davidson Los Angeles Los Angeles Comment
  RSA91731  Achnatherum coronatum F. W. Peirson 1926-4-29 6645 Los Angeles Among shrubs on east side of stream bed, Pacoima Wash, at west end of San Gabriel Mountains Comment
  RSA786315  Achnatherum hymenoides D. M. McFadden 1955-06 s.n. Los Angeles Mojave desert; Wilsona 915 Comment
Read comments
Dec 13 2015
  RSA0013200  Achnatherum speciosum Orlando Mistretta, Christine Mistretta 2011-7-13 5935 Los Angeles Fall Creek Cyn near confluence with Big Tujunga Cyn, along Forest Road 3N27. 1005 Comment
  RSA585434  Achnatherum speciosum Timothy S. Ross, Steve Boyd 1990-5-31 2728 Los Angeles Ridge descending northward from Mt Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  SBBG33426  Achnatherum speciosum A. D. E. Elmer -Jun-1902 3709 Los Angeles Acton Comment
  SEINET7072894  Achnatherum speciosum A. G. Vestal 1963-5-22 s.n. Los Angeles Outside Bobs Gap, Antelop Valley. Coordinate datum: WGS84/NAD83. (34? deg. 27' 16" North Latitude, -117? deg. 48' 43" West Longitude; UTM Zone 11, 425420mE, 3812643mN, Coordinate datum: NAD27.). Comment
  RSA92262  Achyrachaena mollis F. W. Peirson 1918-4-28 2495 Los Angeles Turnbull Canyon near Whittier, Puente Hills. Comment
  CAS-BOT-BC204763  Acmispon argophyllus var. argenteus Robert F. Thorne; P. Everett 1964-2-6 33279 Los Angeles W of Catalina Harbor at Isthmus, Santa Catalina Island 15 Comment
  CAS-BOT-BC213456  Acmispon argophyllus var. argophyllus Le Roy Abrams 1901-4-1 1519 Los Angeles Wilson's Trail 1219 Comment
  SDSU4286  Acmispon argophyllus var. argophyllus R. M. Beauchamp 1967-1-27 118 Los Angeles East of Wilson Cove area. Comment
Read comments
Nov 10 2008
  UC864892  Acmispon dendroideus var. dendroideus Carl B. Wolf 1932-5-13 Los Angeles Santa Catalina Island. Hamilton Canyon, 100 ft above turn of road to Airport. 30 Comment
  LA52402  Acmispon grandiflorus var. grandiflorus Harlan Lewis; 1940-2-4 1063 Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  SBBG127515  Acmispon maritimus M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-5 2850 Los Angeles upper end of rd to Toyon Beach 381 Comment
  SFV15335  Acmispon strigosus J. C. Dittes, D. Stolp 1990-3-10 37 Los Angeles San Gabriel Mountains Alluvial sandbed of Big Tujunga River, just upstream of the flood control reservoir. 732 Comment
  SD64193  Acmispon strigosus Walter Bertsch 1954-5-12 610 Los Angeles Claremont, end of Mills Avenue 456 Comment
  UCSB18817  Acmispon strigosus Barrick, Linda 1963-5-3 Los Angeles Near Mint Canyon Public Campground, west side of U.S. Highway 6 609 Comment
  CAS-BOT-BC29199  Acourtia microcephala Alice Eastwood 1917-7-20 6493 Los Angeles Santa Catalina Island Comment
  JEPS98624  Acourtia microcephala Dean Kelch 1993-6-1 Los Angeles Temescal Canyon 120 Comment
  SD187331  Acourtia microcephala Valerie Soza, LeRoy Gross and Marisa Sripracha 2001-7-20 1360 Los Angeles Crest of Verdugo Mountains, Verdugo Lateral off Verdugo Mtwy. 822 Comment
  UCR127185  Acourtia microcephala A. C. Sanders, Kim Marsden 2003-6-20 26985 Los Angeles Western Transverse Range/Santa Clara River Watershed, Del Valle area, between San Martinez Grande Canyon Rd. and (San Martinez) Chiquito Canyon Rd., north of Hwy 126, Newhall Ranch 305 Comment
  RSA471682  Acourtia microcephala William Greenberg 1939-4-16 s.n. Los Angeles Beverly Hills Canyon. Comment
  UC485227  Acourtia microcephala J. Grinnell 1903-7-3 Los Angeles Arroyo Seco Pasadena Comment
Read comments
Jul 24 2012
  CAS-BOT-BC133190  Adenostoma fasciculatum Carl B. Wolf 1932-5-10 3519 Los Angeles Santa Catalina Island, along the equestrian trail, back of Avalon 106 Comment
  RSA390566  Adenostoma fasciculatum M. Bisbee 1917-5-18 s.n. Los Angeles Hills, north of Eagle Rock Valley Comment
  RSA682666  Adenostoma fasciculatum LeRoy Gross, Naomi S. Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1087 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  SEINET187427  Adenostoma fasciculatum F. R. Fosberg 1931-10-4 S 4562 Los Angeles Avalon Canyon Santa Catalina Island. 180 Comment
  UC729465  Adenostoma fasciculatum Carl B. Wolf 1932-5-10 3519 Los Angeles along Equestrian Trail back of Avalon; Santa Catalina Isl. 259 Comment
  UCR256237  Adenostoma fasciculatum R. G. Swinney 2010-5-19 12847 Los Angeles San Gabriel Mountains, horseshoe bend in Pacific Telephone Access Rd., 0.3 air miles NNE of Oracle Hill Summit, 2.1 air miles due east of Angeles Forest Hwy, 0.8 air miles due west of Mt. Emma Rd. 1207 Comment
  POM156521  Adenostoma fasciculatum var. fasciculatum L. R. Abrams 1902-7-3 2649 Los Angeles Little Santa Anita Canyon, San Gabriel Mountains. Comment
  RSA580982  Adenostoma fasciculatum var. fasciculatum Catherine A. Mish 1995-3-4 13 Los Angeles Santa Monica Mountains, Hollywood Reservoir. 250 Comment
  CAS-BOT-BC139858  Adenostoma sparsifolium Peter H. Raven; Robert F. Thorne 1964-5-7 19021 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  RSA535554  Adenostoma sparsifolium Tim S. Ross 1991-9-2 5928 Los Angeles Near Mulholland Highway x Yerba Buena Road. 488 Comment
  RSA729547  Adiantum capillus-veneris R. G. Swinney 1999-7-14 7559 Los Angeles San Gabriel Mtns.: Eask Fork San Gabriel River Canyon, c. 0.25 mi. north of Laurel Gulch. 713 Comment
  SFV81  Adiantum jordanii K. A. Wilson 1961-2-18 846 Los Angeles Santa Monica Mountains Calabasas. Mulholland Highway. Comment
  UCR52744  Aegilops triuncialis B. Lennart Johnson 1967-1 s.n. Los Angeles Grown at University of California, Los Angeles 152 Comment
  RSA771600  Aesculus californica R. G. Swinney 2009-6-1 10981 Los Angeles San Antonio Canyon, north of Claremont/Upland, west side of Mt. Baldy Rd. 0.85 mi. north of Shinn Rd. 841 Comment
  RSA587283  Agoseris retrorsa Timothy S. Ross, Steve Boyd 1990-5-17 2559 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  UCR271194  Agoseris retrorsa R. G. Swinney 2011-6-6 14994 A Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  CAS-BOT-BC127235  Agrostis exarata H. E. Hasse 1892-6-1 s.n. Los Angeles Between Santa Monica and Los Angeles. Comment
  RSA618662  Agrostis exarata LeRoy Gross 1998-9-27 67 Los Angeles Liebre Mtns. Fish canyon.: Elizabeth lake canyon road to warm springs road ,west 7 miles to cienaga campground. to trail up into fish canyon. 883 Comment
  SD247278  Agrostis exarata R. G. Swinney 2008-7-2 9134 Los Angeles San Gabriel Mountains: north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon (Waterman Mountain 7.5'Q) 1939 Comment
  RSA641572  Agrostis pallens L. C. Wheeler 1973-7-15 s.n. Los Angeles Doe Flat, Graveyard Canyon. 823 Comment
  UCR150714  Agrostis viridis R. G. Swinney, Dave Larson 1999-5-15 7167 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  RSA528035  Albizia distachya S. Morgan 1991-3-3 s.n Los Angeles San Dimas, SW corner of San Dimas Ave. and Arrow Hwy. Comment
  RSA0070361  Alcea rosea R. G. Swinney 2010-4-20 12285 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  UCR181106  Allium burlewii R. G. Swinney 1997-4-25 5506 Los Angeles San Gabriel Mtns., at peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village 2441 Comment
  UCR190772  Allium fimbriatum R. G. Swinney 2001-5-18 7932 Los Angeles San Gabriel Mtns./Mojave Desert, Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy 138 1284 Comment
  RSA654227  Allium haematochiton Valerie L. Soza, Ian Gillespie, LeRoy Gross 2000-5-18 941 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon. 655 Comment
  SEINET12043894  Allium haematochiton Unknown 1936-1 63 Los Angeles Campus Hill, Hollywood Comment
  RSA251450  Allium praecox Robert F. Thorne 1966-4-16 36033 Los Angeles San Clemente Island, canyon between Seal Cove and Eel Point (2/3 miles SSE of point), SW of island 91 Comment
  RSA660250  Allophyllum divaricatum Orlando Mistretta, Peter L. Morrell 1992-6-4 482 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  RSA67294A  Allophyllum divaricatum Verne Grant, Alva Grant 1951-6-3 16008 Los Angeles South slope of Cow Canyon, 1.9 mi. W of jct. with San Antonio Canyon rd. 1372 Comment
  RSA72056  Allophyllum divaricatum Robert L. Dressler 1949-6-18 885 Los Angeles Johnstone Peak, San Gabriel Mts. 854 Comment
  UCR271221  Allophyllum divaricatum R. G. Swinney 2011-6-1 14962 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 1073 Comment
  UCR192879  Allophyllum gilioides R. G. Swinney 1998-7-8 6328 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  UCD117999  Allophyllum glutinosum Gerald Dickinson 1962-4-22 19 Los Angeles 2 miles E of Topanga Canyon - Mulholland Dr. Santa Monica Mountains. 457 Comment
  RSA0081626  Alnus rhombifolia R. G. Swinney 2010-8-30 13634 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
  RSA299417  Alnus rhombifolia Joseph A. Ewan 1934-8-5 8458 Los Angeles Praire Fork of San Gabriel River. 1616 Comment
  RSA639889  Alnus rhombifolia L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Headwaters of Cruthers Creek, north side Will Thrall Peak, on Burkhart trail. 2012 Comment
  RSA709746  Alnus rhombifolia A. C. Sanders, Dave Fleitner, Mark Elvin 2003-8-6 27143 Los Angeles Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters 320 Comment
  SEINET1869719  Alnus rhombifolia A. C. Sanders, Mark Elvin, Dave Fleitner 2003-1 27143 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle. 280 Comment
  RSA746801  Amaranthus albus R. G. Swinney 2008-3-26 8577 Los Angeles San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  RSA573476  Amaranthus albus T. S. Ross 1992-6-15 6564 Los Angeles Whitier Hills(local namefor the western extremity of the Puente Hills) Knoll at the head of the S fork of Sycamore Canyon. 372 Comment
  UCR210689  Amaranthus blitoides R. G. Swinney 2008-10-22 9672 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
  UCR95243  Amaranthus blitoides L. C. Wheeler 1945-9-20 6152 Los Angeles San Gabriel Mtns., Kinneloa ('Sycamore') Canyon, near base of mountains 366 Comment
  SBBG112877  Amblyopappus pusillus S. A. Junak with M. L. Hoefs, K. Kirkland 1998-7-17 SCa 767 Los Angeles lower portion of Silver Cyn, ca. 0.25 mi inland from beach 12 Comment
  SBBG117009  Amblyopappus pusillus S. A. Junak with R. N. Philbrick 2001-5-17 SCa 1524 Los Angeles E of Little Harbor, just S of Sheep Chute Ridge Rd, ca. 0.2 mi from jct with Little Harbor Rd, overlooking Campo Blanco Cyn 79 Comment
  RSA534151  Amblyopappus pusillus Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5054 Los Angeles San Clemente Island, disturbed flats 650ft SE of the air terminal. 64 Comment
  CAS-BOT-BC42851  Ambrosia acanthicarpa L. R. Abrams 1916-10-30 6376 Los Angeles near Azusa Comment
  CAS-BOT-BC42893  Ambrosia acanthicarpa Timothy S. Ross; Steve Boyd 1994-9-20 8247 Los Angeles Upper Bouquet Canyon; ca 2225 m WSW of Lincoln Crest, and 2825 m E of Bouquet Reservoir, along Bouquet Canyon Road 993 Comment
  UC64852  Ambrosia chamissonis N. K. Berg 1904-3-8 Los Angeles Redondo Comment
  UCR119049  Ambrosia chamissonis Jeremiah George 2000-1 s.n. Los Angeles South Coastal Plains Region, Rancho Palos Verdes Estates, Malaga Cove 1 Comment
  UC472179  Ambrosia psilostachya J. Ewan 1931-10-24 5267 Los Angeles n shore Malibu Lake Comment
  RSA725839  Amelanchier pallida R. G. Swinney 1997-7-16 5661 Los Angeles Buford Canyon, 0.5 mi. W of San Barnardino Co. line, S of Hwy 2 and Swarthout Valley, 2 air mi. W of Wrightwood. 1921 Comment
  UCD118931  Amsinckia douglasiana Daryl Koutnik; Bruce Holguin 1978-4-1 202 Los Angeles Mint Canyon on Sierra Highway, 3 miles N of the State Highway 14. 502 Comment
  POM3913  Amsinckia intermedia J. F. Illingworth 1898-05 s.n. Los Angeles Claremont. 366 Comment
  SBBG31250  Amsinckia intermedia R. F. Thorne 1966-4-7 35953 Los Angeles Cherry Valley 45 Comment
  UCR186875  Amsinckia intermedia A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32081 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
  UCR85797  Amsinckia intermedia T. S. Ross 1991-4-8 4456 Los Angeles San Gabriel Valley, Elephant Hill: western Pomona 355 Comment
  VVC116  Amsinckia intermedia P. J. MacKay 1975-5-13 s.n. Los Angeles Pomona, Campus CalPoly; Parking lot north of health center. 253 Comment
  SBBG105333  Amsinckia intermedia H. L. Ferguson 1980-3-10 199 Los Angeles NW end of island near large antennas 30 Comment
  UCR225776  Amsinckia menziesii Dave Silverman, Cindy Hopkins 2007-4-27 6775 Los Angeles Tejon Ranch, north of Oso Canyon, 2.8 km due west of CA Aqueduct, 1.3 km south of Kern Co. line, 1.4 km south of National Cement Plant 1062 Comment
  UC625014  Amsinckia spectabilis F. R. Fosberg 1931-3-23 S 4329 Los Angeles Hamilton's Canyon; Santa Catalina Island 30 Comment
  RSA585528  Amsinckia tessellata Tim Ross, Steve Boyd 1991-3-23 4267 Los Angeles Lovejoy Buttes, on the Mojave Desert. NE portion of the main buttes, west of Lovejoy springs (destroyed by development). 851 Comment
  SEINET6098508  Amsinckia tessellata Unknown 1997-3-21 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
Read comments
Oct 27 2015
  RSA713736  Amsinckia tessellata var. tessellata LeRoy Gross 2005-4-28 2158 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
  RSA771587  Amsinckia vernicosa R. G. Swinney 2009-5-5 10651 Los Angeles Carr Canyon, 0.6 mi. southeast of Mt. Emma Rd. crossing 963 Comment
  RSA465134  Anagallis arvensis M. B. Dunkle 1928-4-10 1818 Los Angeles Johnson's canyon Comment
  RSA660459  Anagallis arvensis Mary C. Hunter 1994-5-23 8 Los Angeles South Pasadena (Mission and Fair oaks Backyard). Comment
  SBBG31329  Anemopsis californica R. F. Thorne 1966-4-6 35905 Los Angeles reservoir N of Catalina Airport 441 Comment
  CHSC98599  Anisocoma acaulis LeRoy Gross 2005-5-3 2207 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. T04N, 05N R09W, 10W S06, 01, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31. Alt: 1085-1215m. 1150 Comment
  CAS-BOT-BC64016  Anisocoma acaulis Ira L. Wiggins; W. R. Ernst 1958-5-2 228 Los Angeles Two-year old burn on hillside about 4 miles south of Big Rock Store, on Highway #2 Comment
  CAS-BOT-BC84666  Anthemis cotula Herman Knoche 1919-6-25 Series A, No. 899 Los Angeles Catalina Island Comment
  RSA674555  Anthemis cotula Scott D. White 2000-6-24 8094 Los Angeles Puente Hills: City of Rowland Heights, 'Rancho Rincon de la Brea' near Bill Blevins Park. 213 Comment
  UCR132937  Anthemis cotula Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 Comment
  RSA587971  Antirrhinum coulterianum Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 4006 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 near the intersection of sections 3,4,9,10] 1390 Comment
  RSA597404  Antirrhinum coulterianum Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3770 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  RSA724659  Antirrhinum coulterianum K. Dobry 1991-5-22 d- 767 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  RSA584973  Antirrhinum multiflorum Tim S. Ross 1993-5-16 7160 Los Angeles San Gabriel Mountains: Upper Monroe Road; ridgetop hillock on the divide between Persinger, Horse and Little Dalton canyons; ca 850-930 m NW of Horse Canyon Saddle. 1024 Comment
  UCR280398  Antirrhinum nuttallianum Jeremiah George, Eric Kline 2017-4-17 417- 01 Los Angeles Channel Islands, Santa Catalina Island, Middle Ranch Road, SCE powerline right-of-way north of junction with Skull Ridge Road 305 Comment
  UC1738525  Antirrhinum nuttallianum subsp. subsessile Steven A. Junak 1996-5-19 SCI- 504 Los Angeles San Clemente Island: W side of island, in lower portion of Norton Canyon, ca. 0.08 miles inland from coastal escarpment 42 Comment
  UCR155381  Apiastrum angustifolium A. C. Sanders, T. B. Salvato 2005-5-24 30265 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  SD38883  Apiastrum angustifolium Edith A. Purer 1935-5-11 6555 Los Angeles Malibou Lodge, Santa Monica Mountains Comment
  UCSB4553  Apiastrum angustifolium Foster, R. 1937-3-5 Los Angeles Mills Ave., Claremont Comment
  CHSC95444  Apocynum cannabinum LeRoy Gross; Naomi Fraga, Bill Hogshead, Aydee Vergen 2003-6-19 1109 Los Angeles Transverse Ranges: Verdugo Mountains region: North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  UCR147291  Apocynum cannabinum Orlando Mistretta, Peter L. Morrell 1992-6-4 500 Los Angeles Transverse Ranges; San Gabriel Mountains region, Shortcut Canyon, OVH area. Arroyo District, paralleling Big Tujunga 1463 Comment
  RSA0107655  Aquilegia formosa R. G. Swinney 2011-6-23 15311 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center. 1582 Comment
  POM156726  Aquilegia formosa var. hypolasia L. R. Abrams 1902-7-12 2714 Los Angeles Coldwater Canyon, San Antonio Mountains Comment
  UCR198377  Arabis glabra var. glabra Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1344 Los Angeles Transverse Ranges; Verdugo Mountains, La Crescenta Valley Park, near confluence of Verdugo Wash and Cunningham Canyon 457 Comment
  CLARK-A1528-2289  Arabis platysperma John C. Roos 1937-7-28 2354 Los Angeles San Bernardino Mountains Comment
  UCR141847  Arceuthobium divaricatum R. G. Swinney 1997-9-6 5864 Los Angeles San Gabriel Mtns., Forest Service Rd 4N06 (up Mescal Cyn), 2.6 mi N of Big Pines Rd. About 10 mi west of FS Rd. 75 meters south of only point where stream crosses road. 1585 Comment
  CAS-BOT-BC410156  Arceuthobium occidentale F. A. Mac Fadden 1936-9-6 14737 Los Angeles Lake Arrowhead Comment
  RSA626823  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-6-30 15865 Los Angeles Highway 39, 1 km northwest of Crystal Lake Recreation. 1700 Comment
  SFV16664  Arctostaphylos glandulosa P. Wilson, J. M. Albert 1996-6-12 3437 Los Angeles San Gabriel Mountains Off Highway 2 at mile marker 52.85, near Three Points. 1799 Comment
  RSA626677  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1992-10-15 22076 Los Angeles Crystal Lake Recreation Area. San Gabriel Mtns. 1770 Comment
  POM367267  Arctostaphylos glandulosa subsp. mollis Kenneth R. Montgomery 1973-3-22 73 -2 Los Angeles site of LASCA Cistus field plot Comment
Read comments
Nov 19 2011
  POM367281  Arctostaphylos glandulosa subsp. mollis Anstruther Davidson s.n. Los Angeles Hollywood. Comment
  RSA626810  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley 1992-10-15 22093 Los Angeles S-facing slopes at end of Hwy 39, NW of Crystal Lk. 1720 Comment
  RSA626839  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley, Melanie Baer Keeley 1992-10-15 22116 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  UC281359  Arctostaphylos glandulosa subsp. zacaensis H. E. McMinn 1935-6-21 3916 Los Angeles Mulholland Drive between Sepulveda Canyon Topanga Canyon Comment
  RSA631525  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15659 Los Angeles Angeles Forest Highway, 2 km north of Big Tujunga Canyon turnoff. 1100 Comment
  RSA631660  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20182 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA634001  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi 1992-8-20 20244 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634713  Arctostaphylos parryana subsp. tumescens John Crandell, Jon E. Keeley 1992-4-5 15045 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1480 Comment
  RSA634720  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20517 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634835  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22055 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA634908  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22054 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA635102  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20481 Los Angeles Road to Sulphur Springs Campground, 5.7 km north of Angeles Crest Hwy, North of Chilao Campground. San Gabriel Mtns. 1700 Comment
  SBBG119289  Arctostaphylos patula V. Soza, L. Gross 1999-9-14 645 Los Angeles Kratka Ridge, Upper Little Rock Crk-Williamson Rock climbing area, W of parking lot; T3N R10W SW/4 S12 2011 Comment
  SBBG122937  Arctostaphylos patula B. Ertter, T. Sholars 1987-5-24 6977 Los Angeles Hwy 2, head of Dorr Cyn, E of Dawson Saddle 2133 Comment
  UC1951159  Arctostaphylos pungens Scott D. White, Justin Wood 2009-5-6 12684 Los Angeles SAN GABRIEL MOUNTAINS: San Gabriel River - West Fork, large fill slope on the S side Cogswell Reservoir. USGS Azusa 7.5' Quad. Comment
  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
Read comments
Jan 4 2010
  UCR46134  Arenaria douglasii Kathy Harper 1986-5-16 s.n. Los Angeles San Gabriel Mtns., Hwy 2, west of Big Pines in vicinity of Dawson Saddle, at mile marker 56.54 2409 Comment
  UCR223912  Arenaria macradenia R. G. Swinney 2009-6-24 11282 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain Road, 1 mile east of Angeles Forest Hwy at Mill Creek Summit 1604 Comment
  SD240836  Argyranthemum foeniculaceum R. E> Riefner Jr. 2011-8-19 11 103 Los Angeles Palos Verdes Peninsula, Malaga Cove, north ca. 0.2 mile from Paseo del Mar St at Palos Verdes Drive West. 89 Comment
  UC60829  Aristida ternipes var. hamulosa Dr. A. Davidson Los Angeles Pasadena Comment
  CAS-BOT-BC90135  Artemisia biennis Dr. A. Davidson 1892-1 s.n. Los Angeles Los Angeles Comment
  UC1119323  Artemisia californica P. L. Johannsen 1934-2-9 275 Los Angeles 1/8 mi e Saugus; Santa Susana Quadrangle Comment
  LA200161  Artemisia douglasiana T. A. Geissman; 1966-10-15 TAG 101566 ADM Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA0115995  Artemisia douglasiana R. G. Swinney 2010-8-11 13484 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  UCR133737  Artemisia douglasiana F. R. Fosberg 1931-7-11 S- 5381 Los Angeles Channel Islands, Cape Canyon, Santa Catalina Island 230 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
  CAS-BOT-BC90352  Artemisia douglasiana L. A. Greata 1900-9-16 s.n. Los Angeles near L.A. River Comment
  JEPS52167  Artemisia dracunculus Ernest C. Twisselmann 1966-9-8 12789 Los Angeles Upper Castaic Valley San Emigdio Range 1188 Comment
  SBBG33817  Artemisia nesiotica F. C. Boutin 1967-4-23 1678 Los Angeles Lemon Tank, dump site 304 Comment
  SBBG43894  Artemisia nesiotica M. R. Benedict 1971-6-25 Los Angeles low terrace 0.5 mi S of Wilson Cove 12 Comment
  POM188352  Artemisia spinescens Philip A. Munz, T. Craig 1933-5-13 12941 Los Angeles 16 miles NE of Lancaster Comment
  CAS-BOT-BC97275  Artemisia tridentata subsp. parishii F. A. M. 1931-8-1 3196 Los Angeles Pacoima Wash Comment
  SDSU141  Arthrocnemum subterminale R. M. Beauchamp 1967-1-27 113 Los Angeles Growing on cliff above rocky shoreline east of Wilson Cove area. San Clemente Island. Comment
  UCR193600  Arundo donax R. G. Swinney 1999-6-28 7429 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  UCR223681  Asclepias fascicularis R. G. Swinney 2009-6-17 11154 Los Angeles Transverse Range; San Gabriel Mtns., Ball Flat, 2.6 miles NW (312 deg. ) of Big Pines 1890 Comment
  RSA0104715  Asclepias vestita R. G. Swinney 2009-5-6 10652 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  UCR229172  Asparagus officinalis Dan S. Cooper 2010-1 1210- 31 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA0011737  Asplenium vespertinum Joseph A. Ewan 1931-5-30 4248 Los Angeles San Gabriel Mountains, E Fork Big Santa Anita Canyon Comment
  UCR146696  Aster greatae Scott D. White 2004-8-20 10741 Los Angeles San Gabriel Mountains, Upper Big Tujunga Canyon. South of Upper Big Tujunga Cyn. Rd., c. 4 air mi NW of jtn w/ Angeles Crest Hwy, and 3/4 miles west of Wildcat Gulch 1006 Comment
  RSA670635  Astragalus bicristatus B. C. Templeton 1932-5-31 4854 Los Angeles West Blue Ridge, Big Pines Camp. Comment
  UCD104700  Astragalus bicristatus Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Table Mountain. West slope of summit. Comment
  RSA415474  Astragalus didymocarpus var. dispermus Anstruther Davidson 1926-05 s.n. Los Angeles Llano, Mojave Desert. Comment
  OBI13362  Astragalus douglasii var. douglasii Wesley O. Griesel 1962-6-7 s.n. Los Angeles Big Pines, San Gabriel Mts 1067 Comment
  RSA90226  Astragalus douglasii var. douglasii F. W. Peirson 1918-6-16 582 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1448 Comment
  CAS-BOT-BC182981  Astragalus gambelianus A. C. Sanders 2003-4-17 26066 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1 km south of Magic Mountain amusement park and north of the powerlines 442 Comment
  RSA746771  Astragalus gambelianus R. G. Swinney 2008-4-17 8688 Los Angeles San Gabriel Mtns.: San Dimas, ridge between Sycamore and Shay canyons. 497 Comment
  LA211161  Astragalus gambelianus Arthur C. Gibson; Tony Valois 2010-3-9 5316 Los Angeles SANTA MONICA MOUNTAINS, behind fire station on Cornell Rd., Agoura Hills. Comment
  CAS-BOT-BC187069  Astragalus lentiginosus H. M. Hall 1899-6-1 s.n. Los Angeles Swarthout Canon [Canyon], San Antonio Mt. Comment
  RSA415577  Astragalus lentiginosus var. albifolius Anstruther Davidson 1893-5-12 s.n Los Angeles Lancaster. Comment
  CAS-BOT-BC187083  Astragalus lentiginosus var. antonius John Thomas Howell 1947-7-18 23406 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  POM17796  Astragalus lentiginosus var. antonius P. A. Munz 1923-8-31 7681 Los Angeles Blue Ridge, Swartout [Swarthout] Valley 2575 Comment
  RSA415602  Astragalus leucolobus Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  SD66852  Astragalus miguelensis R. Mitchel Beauchamp 1967-3-19 323 Los Angeles San Clemente Isalnd, Sherman Field, sandy area south of the runway Comment
  POM26492  Astragalus pomonensis Ernest Braunton 1902-4-29 s.n Los Angeles N. Pomona. Comment
  CAS-BOT-BC193084  Astragalus pycnostachyus var. lanosissimus S. B. Parish; W. F. Parish 1881-10-1 1117 Los Angeles Ballona Rch. Comment
  CDA31248  Astragalus trichopodus M. O'Brien 2010-5-16 s.n. Los Angeles Santa Monica Mountains; El Matador State Beach. 30 Comment
  UC1128876  Astragalus trichopodus P. L. Johannsen 1934-1-30 259 Los Angeles 3 mi s Girard; Calabasas Quadrangle, s of Girard; TRS coordinates followed by SBM Comment
  LA200436  Astragalus trichopodus W. O. Griesel; 1936-4-25 sn Los Angeles Comment
  RSA0055989  Astragalus trichopodus var. phoxus Richard G. Swinney 2010-3-16 11928 Los Angeles San Gabriel Mountains/Verdugo Mountains: confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  RSA624073  Astragalus trichopodus var. phoxus L. C. Wheeler 1967-5-18 9655 Los Angeles Divide between Reynier and Placerita Canyon. 609 Comment
  UC565995  Astragalus trichopodus var. phoxus A. D. Gifford 1935-3-15 462 Los Angeles 4 1/2 mi sw Red Mountain; Tejon Quad., sw of Red Mountain Comment
  UCR117550  Astragalus trichopodus var. phoxus A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23279 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 915 Comment
  UCD169507  Atriplex amnicola C. Wishner; A. Gale 2005-8-12 1- 4 Los Angeles LAX, Santa Monica Mountains, Malibu Lagoon State Beach. 3 Comment
  SEINET3929863  Atriplex amnicola Howard C. Stutz 1991-4-16 95465 Los Angeles Malibu Lagoon, Cross Creek Rd.; 0 Comment
  POM243787  Atriplex argentea F. R. Fosberg 1931-7-15 S- 5423 Los Angeles Isthmus, Santa Catalina Island. 3 Comment
  RSA624124  Atriplex californica L. C. Wheeler 1933-4-27 1666 Los Angeles Playa Del Rey 15 Comment
  POM307320  Atriplex canescens subsp. canescens Henry J. Ramsey, Henry J. Ramsey 1937-8-7 2219 Los Angeles Sand Canyon, San Gabriel Mountains Comment
  SBBG128211  Atriplex coulteri M. L. Hoefs, S. A. Junak, R. Philbrick 2001-5-18 3174 Los Angeles near rd between Cottonwood Cyn and Black Jack Cmpgrd 225 Comment
  SDSU5515  Atriplex lentiformis R. M. Beauchamp 1967-1-29 160 Los Angeles San Clemente Island. Comment
  POM278977  Atriplex leucophylla Grant D. Brown 1950-11-24 572 Los Angeles Escondito Creek, 5 miles W. of Malibu. Comment
  SBBG72591  Atriplex rosea R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  RSA478379  Atriplex rosea Robert L. Dressler 1948-7-28 67 Los Angeles Baldwin Hills, rolling hills with grass cover. Comment
  UCR201606  Atriplex semibaccata Justin M. Wood 2008-11-20 236 Los Angeles San Gabriel Mountains, ANF Road (1N36)/SCE access road west of Van Tassel Canyon, above the city of Duarte 793 Comment
  RSA151316  Atriplex semibaccata P. H. Raven 1962-7-11 17999 Los Angeles Just south of old airstrip, San Clemente Island Comment
  SBBG12210  Atriplex semibaccata P. H. Raven 1962-7-11 17999 Los Angeles just S of old airstrip Comment
  SD66894  Atriplex semibaccata R. Mitchel Beauchamp 1967-3-17 251 Los Angeles San Clemente Island; slope east of Wilson Cove. Comment
  SEINET4136132  Atriplex semibaccata F. R. Fosberg 1931-3-26 S 4396 Los Angeles Hillside Above St. Catherine Hotel. Santa Catalina Island.; 0 10 Comment
  UCR203227  Atriplex serenana R. G. Swinney 2005-7-21 8338 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  RSA478386  Atriplex serenana Anstruther Davidson 1920-08 3391 Los Angeles Los Angeles. Comment
  LA31605  Atriplex serenana var. serenana Peter H. Raven; Henry J. Thompson, Henry J. Thompson 1959-10-14 14619 Los Angeles Santa Monica Mountains, Malibu Junction 266 Comment
  CATA1745  Atriplex suberecta Mark L. Hoefs, Steven A. Junak, Ralph Philbrick 2001-5-18 3173 Los Angeles Santa Catalina Island: Near road between Cottonwood Canyon and Black Jack Campground 225 Comment
  RSA248866  Atriplex watsonii R. F. Thorne 1973-4-11 42880 Los Angeles San Clemente Island: dunes near Flasher, NW part of island. 3 Comment
  SD107833  Atriplex watsonii Robert F. Thorne 1974-9-13 45087 Los Angeles Santa Catalina Island, Catalina Harbor inside Ballast Point. 0 Comment
  RSA347553  Avena barbata B. A. Prigge 1986-3-20 8971 Los Angeles 0.4 miles east of Gorman on Lancaster Road 1128 Comment
  RSA582050  Avena barbata L. C. Wheeler 1934-4-15 2516 Los Angeles San Gabriel Mountains: Liveoak Canyon. 488 Comment
  UCD56190  Avena barbata Fay A. MacFadden 1935-3-6 s.n. Los Angeles Santa Monica Mts. Milholland Drive. Comment
  UCR142767  Avena barbata L. C. Wheeler 1934-4-15 2516 Los Angeles San Gabriel Mtns, Live Oak Canyon 488 Comment
  LA37868  Avena barbata Harlan Lewis; 1941-3-19 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). Comment
  RSA600838  Avena fatua L. C. Wheeler 1967-5-13 9535 Los Angeles San Gabriel Canyon, Ward's Grove. 262 Comment
  UCSB8566  Avena fatua Philbrick, Ralph 1955-3-1 Los Angeles Puddingstone Dam; S of La Verne; San Jose Mtns 304 Comment
  OBI52807  Baccharis malibuensis J. Henrickson 1991-9-27 22451 Los Angeles Santa Monica Mtns, ca. 6 air miles NW of Malibu, 1.2 mi NW of W end of Malibu Lake on north slopes of flat-topped hill 229 Comment
  RSA590936  Baccharis salicifolia Orlando Mistretta 1994-4-12 1027 Los Angeles Little Rock Creek: Slopes E of Little Rock Reservoir 976 Comment
  SBBG108928  Baccharis salicifolia S. A. Junak 1997-4-24 SCl 871 Los Angeles flats just S of Wall Rock Cyn 198 Comment
  UCR258904  Baccharis salicifolia R. G. Swinney 2010-4-30 12463 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
  RSA695660  Baeria chrysostoma E. Culver s.n. Los Angeles Covina Hills. Comment
  CAS-BOT-BC100024  Balsamorhiza deltoidea Le Roy Abrams; E. A. McGregor 1908-6-20 356 Los Angeles Liebre Mountain 1371 Comment
  JEPS32260  Balsamorhiza deltoidea I. W. Clokey, C. B. Clokey and B. C. Templeton 1930-5-13 4628 Los Angeles Bouquet Canyon 1100 Comment
  CLARK-A1528-7861  Barbarea orthoceras John C. Roos 1947-5-31 3664 Los Angeles San Gabriel Mountains Comment
  RSA423222  Bassia hyssopifolia H. L. Bauer 1928-10-15 s.n. Los Angeles Long Beach. Comment
  RSA611366  Bassia hyssopifolia L. C. Wheeler 1968-9-16 s.n. Los Angeles Una Lake, near Palmdale. Comment
  CAS-BOT-BC75765  Berberis nevinii Carol Canby 1928-2-27 s.n. Los Angeles San Fernando Valley. Comment
  UC207749  Bergerocactus emoryi R. L. Pendleton 1909-7-6 1424 Los Angeles Santa Cataline Isl., Catalina Cove 6 Comment
  POM350840  Bidens frondosa L. C. Wheeler 1932-9-19 1401 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  SD230121  Bloomeria crocea Louis C. Wheeler 1967-6-15 9829 Los Angeles Liebre Mountaina: North slope foothills between Bouquet Junction and Bonelli Ranch. 373 Comment
  RSA601843  Bloomeria crocea var. montana Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10015 Los Angeles Liebre Mountains region: Upper northern flank of Liebre Mountain at head of Tentrock Canyon along dirt track northeast of Forest Service wildlife drinker site. 1584 Comment
  UCR281873  Boechera pulchra Mitch Provance 2010-5-20 510- 20 Los Angeles Tehachapi Mountains/Western Mojave Desert, 7.2 miles NW of corner of Rosamond Blvd. and 170th St., vicinity of powerline road. 1204 Comment
  UCD114427  Boechera pulchra Steve Mason; Helen M. Mason 1993-5-9 36 Los Angeles Mt. Pines area, Lockwood Valley Rd., 3.7 mi. from Mnt. Pios Hwy, on the right side of the road. 1645 Comment
  UCSB46470  Boechera pulchra Chieffo, Scott 1983-5-19 Los Angeles Near Hungry Valley Road offramp; north of Interstate 5 914 Comment
  UCR228423  Boechera pulchra var. pulchra Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-21 8047 Los Angeles Lower south foothills of Sierra Pelona, 500 m N of Governor Mine, 800 m E of Red Rover Mine Rd, and 2.2 km N of I-14/Sierra Highway 1110 Comment
  UCR189993  Boschniakia strobilacea R. G. Swinney 1998-6-16 6993 Los Angeles San Gabriel Mtns., summit of Lookout (Antonio) Mountain 2077 Comment
  RSA0017438  Bothriochloa barbinodis Marcus E. Jones 1926-5-7 s.n. Los Angeles Mountains near Claremont. Comment
  CHSC95871  Bowlesia incana LeRoy Gross 2001-5-6 385 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Along trail that comes up from Morning Glow Way off of La Tuna Canyon Rd. city of Sun Valley. Comment
  RSA177791  Bowlesia incana R. F. Thorne, P. Everett 1965-5-10 34488 Los Angeles Upper end of Gallagher Canyon; Santa Catalina Island 411 Comment
  UC1228873  Bowlesia incana Peter H. Raven 1962-4-10 17215 Los Angeles about 2 mi n of Thirst (San Clemente Island); San Clemente Island 487 Comment
  JEPS49664  Boykinia rotundifolia Frank W. Peirson 1918-7-13 74 Los Angeles Santa Anita Canyon 975 Comment
  SD60387  Boykinia rotundifolia Peter H. Raven 1961-10-1 16779 Los Angeles San Gabriel Mountains, upper Evey Canyon, shaded walls of narrow gorge 914 Comment
  UCR108445  Brassica napus L. C. Wheeler 1970-5-31 s.n. Los Angeles Los Angeles, NW corner of W Pico Blvd. and S Figueroa St. 72 Comment
  JEPS30664  Brickellia californica Peter H. Raven and Henry J. Thompson 1959-9-27 14550 Los Angeles Latigo Canyon Road 1 mi E of Newton Canyon, Santa Monica Mountains 563 Comment
  RSA642373  Brickellia californica Keith C. Hughes 1960-10-3 218 Los Angeles San Antonio Canyon. Mt. Range San Gabriel. 762 Comment
  SBBG95459  Brickellia californica M. B. Dunkle 1928-10-17 2022 Los Angeles Howland's Comment
  SFV16478  Brickellia californica P. M. Schiffman, J. A. Matos 1996-10-22 s. n. Los Angeles San Gabriel Mountains Roadcut along the old Ridge Route between Castaic Lake and Highway 138. Comment
  RSA703516  Brickellia nevinii Michael Honer 2004-6-22 2010 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and 'Hog Back.' 854 Comment
  UCR70777  Brickellia nevinii Anstruther Davidson 1912-1 2911 Los Angeles Hollywood Hills Comment
  RSA93370  Brickellia nevinii F. W. Peirson 1918-9-15 4731 Los Angeles lower part of trail up Lukens Peak 640 Comment
  CATA1758  Briza minor Mark L. Hoefs, Steven A. Junak 2003-5-5 3212 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 30 Comment
  POM1674  Brodiaea jolonensis O. W. Robinson 1946-5-7 s.n. Los Angeles Johnson s Pasture. Comment
  SBBG54251  Brodiaea kinkiensis F. C. Boutin 1967-4-23 1685 Los Angeles main rd, about 1 air mi S of Lemon Tank Comment
  SFV19101  Brodiaea terrestris subsp. kernensis P. Saadat 1999-5-16 25 Los Angeles San Fernando Valley Big Tujunga Wash. West of Westcott Ave. and south of Grove St. 390 Comment
  RSA600156  Bromus Steve Boyd, Lauren Raz 1997-5-1 9650 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  UCR213966  Bromus arenarius Dave Silverman, Cindy Hopkins 2007-4-24 6739 Los Angeles Tejon Ranch, 1.8 km ESE of National Cement plant, 1.0 km W of Oso Pump Plant-CA Aqueduct, and 290 m S of the county line 976 Comment
  RSA133766  Bromus arizonicus P. H. Raven 1959-4-19 14012 Los Angeles Santa Monica Mountains: Along shore 0.8 miles east of Ventura County Line. 8 Comment
  SBBG120050  Bromus carinatus A. C. Sanders 2003-5-26 26848 Los Angeles long abandoned gravel pit on boundary between Irwindale and Azusa, E of Irwindale Ave, S of 210 Freeway (which bisects pit) and N of Santa Fe RR, E of San Gabriel River channel 171 Comment
  SD90265  Bromus carinatus Robert F. Thorne 1973-4-11 42840 Los Angeles San Clemente Island; bottom of Norton Canyon 274 Comment
  UCR223740  Bromus carinatus R. G. Swinney 2009-6-24 11236 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  CAS-BOT-BC149192  Bromus carinatus var. carinatus Peter H. Raven 1959-5-3 14061 Los Angeles Santa Monica Mountains. Mulholland Driver near Beverly Glen Boulevard. 381 Comment
  POM363428  Bromus catharticus Anstruther Davidson 1917-04 3224 Los Angeles E. Los Angeles. Comment
  RSA0092868  Bromus catharticus Steven A. Junak, Mark Hoefs, Sara L. Crockett 1997-3-27 SCa- 367 Los Angeles Santa Catalina Island: Skull Canyon, at edge of hayfield at storage yard gate, ca. 0.4 road miles from intersection with Middle Ranch Canyon Road. 229 Comment
  CATA3468  Bromus diandrus Stuart Olshevski, Julia Parish 2017-3-31 001 Los Angeles Santa Catalina Island: Interior; Roadside, northeast of Middle Ranch Reservoir 210 Comment
  RSA276042  Bromus diandrus Jack Delaini 1974-4-25 134 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. Near San Dimas Creek at mouth of canyon. 366 Comment
  SBBG31465  Bromus diandrus R. F. Thorne 1966-4-4 35785 Los Angeles Bird Rock, N of Isthmus Cove 7 Comment
  UCR259907  Bromus diandrus R. G. Swinney 2010-3-18 11989 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
  UCR271667  Bromus diandrus R. G. Swinney 2011-3-26 14220 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  UC816287  Bromus diandrus Geo. B. Grant April, 1901 3803 Los Angeles Southern California Comment
  SEINET10520218  Bromus grandis LeRoy R. Abrams 1902-7-2 Abrams 2632 Los Angeles Little Santa Anita canyon. Comment
  POM363868  Bromus hordeaceus H. L. Bauer 1929-3-20 sn. Los Angeles Long Beach. Comment
  RSA596890  Bromus hordeaceus Timothy S. Ross, J. Mark Porter 1995-5-4 8514 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  SBBG95250  Bromus hordeaceus M. B. Dunkle 1928-4-10 1842 Los Angeles above Parson's Landing Comment
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Mar 14 2012
  UC2052836  Bromus hordeaceus M. B. Dunkle 1939-4-4 7254 Los Angeles San Clemente Island, Pyramid Cove. Comment
  CATA1711  Bromus madritensis subsp. rubens Mark L. Hoefs, Steven A. Junak 1999-5-20 3041 Los Angeles Santa Catalina Island: Near road between Black Jack Campground and Airport Road [by mine shaft] 487 Comment
  CAS-BOT-BC162211  Bromus orcuttianus Timothy S. Ross 1994-6-23 8058 Los Angeles Liebre Mountains. Sawmill Mountain. North slope ca. 330 m southeast to 525 m east northeast of Sawmill Campground, descending northeast along a ridge at the head of west fork Devils Gulch. 1514 Comment
  RSA638865  Bromus pseudolaevipes Valerie L. Soza, Laura Moore 1999-6-30 593 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 854 Comment
  SEINET254496 Image available Bromus sterilis A. C. Sanders 2005-5-11 30157 Los Angeles Western San Gabriel/Liebre mountains. Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Road, northwest of Forest Park between Mint and Bouquet Canyons. 610 Comment
  RSA777433  Bromus tectorum R. G. Swinney 2009-5-27 10860 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 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
  UCR97650  Bromus trinii A. C. Sanders, D. Woodard & G. Goodlet 1997-2-7 19671 Los Angeles Mojave Desert: Antelope Valley, Little Rock, W side of Little Rock Wash just north of the RR and among gravel pits. 832 Comment
  UC1922752  Calandrinia breweri Valerie L. Soza, Laura Moore 2000-5-10 870 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. Near 34deg 14' 22.9'' N 118deg 18' .7'' W T2N R14W NE/4, SW/4 sec. 24. Comment
  RSA598114  Calandrinia ciliata Steve Boyd, Lauren Raz 1997-3-4 9162 Los Angeles Liebre Mountains region, summit of Portal Ridge near the head of Broad Canyon, west of Troedel Spring, at the intersection of the Juday Truck Trail (7N07) and Broad Canyon Motorway (7N07A). 1316 Comment
  CAS-BOT-BC438414  Calandrinia ciliata Rev. J. C. Nevin 1904-1-1 s.n. Los Angeles Glendale Comment
  UCR192124  Callitriche marginata A. C. Sanders 2008-4-16 34910 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, 0.3 mi. north of Hwy 138 on the east side of the cement plant road, 0.8 mi. E of Quail Lake 1020 Comment
  LA22311  Calochortus albus Martha Hilend; M. Canby Reis 1933-5-17 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  POM1721  Calochortus albus Le Roy Abrams 2620 Los Angeles Little Santa Anita Canyon. San Gabriel Mountains. 915 Comment
  CAS-BOT-BC132265  Calochortus catalinae LeRoy Abrams 1903-3-14 3143 Los Angeles San Pedro Hills Comment
  RSA134848  Calochortus catalinae Peter H. Raven, Henry J. Thompson 1960-4-24 15118 Los Angeles Santa Monica Mountains, Decer [Decker] Road about 2 miles north of Coast Highway. 244 Comment
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May 28 2014
  RSA0050039  Calochortus clavatus Wendy Boes, Kevin McCrummen 2009-5-25 2009 -015 Los Angeles Western Transverse Ranges; Sierra Pelona Ridge off Forest Rd. 6N07 1341 Comment
  RSA618709  Calochortus clavatus var. gracilis Scott D. White, Pam DeVries 6761 Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon. Road, S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 548 Comment
  RSA547485  Calochortus plummerae Timothy S. Ross, Orlando Mistretta 1992-7-24 6756 Los Angeles San Gabriel Mountains: E of Strawberry Peak. 96 deg. east, 1080 meters distant from Strawberry Peak summit. 1506 Comment
  LA29044  Calochortus splendens Mary V. Hood; 1944-5-21 44 46 * Los Angeles 152 Comment
  POM294644  Calochortus splendens Lyman Benson 1946-5-13 12083 Los Angeles Midway between Pomona and Brea. Pacific Slope Drainage Area, Puente Hills. 274 Comment
  UCR20280  Calochortus splendens T. P. Krantz 1979-6-21 s.n. Los Angeles San Gabriel Mtns, 0.3 mi below Alder Saddle on 5N04, along South Fork of Little Rock Creek 1677 Comment
  RSA377442  Calochortus striatus Anstruther Davidson 1893-5-10 s.n. Los Angeles Lancaster. Comment
  UCR281638  Calyptridium monandrum R. G. Swinney 2014-5-8 16457 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
  CAS-BOT-BC221398  Calystegia longipes Tim Ross; Steve Boyd 1992-7-5 6623 Los Angeles Liebre Mountains. Red Mountain: between the Red Mtn summit area and the 3704-foot knoll to the SE of it 1109 Comment
  UCD126078  Calystegia macrostegia Marc Meyer 1993-3-20 10 Los Angeles Santa Susana Mts., 2 mi. N of Mason Ave. and 118 Fwy. On E-facing slope. 400 Comment
  RSA533499  Calystegia macrostegia subsp. intermedia Tim Ross 1991-3-9 4196 Los Angeles Whittier Hills (Puente Hills, pro parte): dry ridge at head of un-named canyon draining ENE 305 Comment
  RSA545205  Calystegia macrostegia subsp. intermedia Tim Ross, Mathew Bell, A. R. Ross 1992-3-22 6051 Los Angeles W side of Yerba Buena Road ca 360m NNW of intersection with Mulholland Highway. 488 Comment
  UC1922281  Calystegia macrostegia subsp. intermedia Valerie Soza, Susan Caplow 2003-4-11 1634 Los Angeles Transverse Ranges; Verdugo Mountains; Brand Park vicinity, upper Brand Canyon, alongside Brand Park Motorway 549 Comment
  SFV2828  Calystegia occidentalis subsp. fulcrata P. G. Kilburn 1958-6-18 837 Los Angeles San Gabriel Mountains Angeles Crest Highway near Big Pines. 0.8 miles southeast of Highway on gravel road. 2226 Comment
  JEPS31618  Calystegia occidentalis subsp. fulcrata C. E. Hutchinson 1892-6-22 Los Angeles San Gabriel Canyon San Gabriel Mts., San Gabriel Canyon (San Gabriel Mts., Cold Water Canyon?) 1371 Comment
  SFV16038  Calystegia soldanella A. M. Orcino, A. Sutton 1994-4-23 7 Los Angeles Playa del Rey Beach, corner of Pacific Ave. and Convoy St., 0.1 mile north of Culver Blvd. 2 Comment
  RSA625857  Camissonia Scott D. White, Pam DeVries 1998-4-19 6282 Los Angeles Irwindale, San Gabriel River Basin, Santa Fe Flood Control Basin on disturbed alluvial fan. 152 Comment
  RSA730262  Camissonia R. G. Swinney 1999-6-18 7277 Los Angeles San Gabriel Mtns.: Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1683 Comment
  RSA780996  Camissonia R. G. Swinney 2009-5-27 10908 Los Angeles South Fork Little Rock Creek, road between Alder Saddle and road to Sulphur Springs Campground, 4 m above canyon bottom along roadside 1591 Comment
  UCR190802  Camissonia R. G. Swinney 1999-7-5 7543 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  SEINET4680883  Camissonia bistorta A. C. Sanders, Helen Kennedy 2005-4-13 29490 Los Angeles Western San Gabriel/Liebre Mountains. Region: Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyon.; 0 457 Comment
  RSA186773  Camissonia californica Peter H. Raven 1959-4-1 13906 Los Angeles Mint Canyon at road to Acton. Comment
  SEINET3860301  Camissonia campestris R. G. Swinney 2009-4-24 10456 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground.; 0 915 Comment
  RSA225995  Camissonia campestris subsp. campestris Robert F. Thorne, C. W. Tilforth 1971-6-29 40680 b Los Angeles Soledad Canyon: N slope San Gabriel Mountains, ca 1.5 miles E of junction of Aliso Creek wash and Santa Clara River. Angeles National Forest. 884 Comment
  RSA454715  Camissonia campestris subsp. campestris Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  RSA195444  Camissonia guadalupensis subsp. clementina Peter H. Raven 1962-4-11 17284 Los Angeles Dune on coast north of a point due west of Wall 2, San Clemente Island. 9 Comment
  RSA448981  Camissonia hirtella Anstruther Davidson 1915-8-1 3083 Los Angeles Camp Baldy. Comment
  RSA729701  Camissonia hirtella R. G. Swinney 1998-7-27 6507 Los Angeles Dry Lake, south of Sunset Peak at head of Dry Lake Canyon. 1515 Comment
  UCR144135  Camissonia hirtella Scott D. White, Kent Hughes 2000-5-16 7841 Los Angeles Transverse Ranges; San Gabriel Mtns region, Northern foothills near Acton; bajada slopes and unnamed ephemeral tributaries to Arrastre Canyon 1098 Comment
  UCR151336  Camissonia hirtella Steve Boyd, Amber Maurice 2004-5-18 11319 Los Angeles Transverse Ranges; Liebre Mtns region, Road leading down towards Atmore Meadows area from main road, on crest of Liebre Mountain at crossing of spring outflow 1437 Comment
  UCR252567  Camissonia hirtella R. G. Swinney 2010-5-11 12664 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
  RSA0118853  Camissonia kernensis subsp. gilmanii A. C. Sanders 2007-4-25 33586 Los Angeles Tehachapi Mtns.: Oso Canyon, 0.75 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  SDSU3383  Camissonia micrantha H. Wedberg 1957-4-1 13 Los Angeles In coastal sage on Point Dume. Comment
  UC874208  Camissoniopsis bistorta I. W. Clokey and B. C. Templeton 1930-4-8 4693 Los Angeles San Francisquito Canyon 700 Comment
  UC306297  Camissoniopsis cheiranthifolia subsp. suffruticosa S. B. Parish 1918-2-23 11667 Los Angeles sand dunes Hermosa Beach Comment
  SD39519  Camissoniopsis hirtella Edith A. Purer 1935-5-11 6590 Los Angeles Malibou Road. Comment
  UCD103471  Camissoniopsis ignota Daryl Koutnik 1978-3-16 120 Los Angeles South of intersection of Cornell and Agoura Roads. 274 Comment
  CHSC110740  Camissoniopsis pallida subsp. pallida Dean Wm. Taylor 2003-5-29 18596 Los Angeles Mill Creek Summit, Angeles Forest Highwy, along Angeles National Forest Road 4N18 ca 0.8 road miles south from Tie Creek Station. 1386 Comment
  RSA530916  Cannabis sativa Walter Kelley 1971-5-26 4 Los Angeles In Stunt Canyon. Santa Monica Mountains. Comment
  RSA650988  Capsella bursa-pastoris Toad 1981-2-26 0005 -81 Los Angeles 130 W. Grondahl Covina. Comment
  UC855941  Cardamine californica I. W. Clokey, E. G. Anderson 1935-5-9 6649 Los Angeles San Dimas Canyon Comment
  POM214457  Cardamine oligosperma L. C. Wheeler 1934-3-23 2464 Los Angeles San Dimas Canyon, San Gabriel Mts. 427 Comment
  RSA603963  Cardamine oligosperma L. C. Wheeler 1957-3-31 7248 Los Angeles San Rafael Hills: Normandy Drive, ca. 100 yards N of Los Angeles County-Pasadena city line. Comment
  UCR209606  Carex R. G. Swinney 2008-7-2 9144 Los Angeles San Gabriel Mtns., north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
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Sep 12 2018
  UCR193166  Carex alma R. G. Swinney 1999-8-14 7621 Los Angeles San Gabriel Mtns., upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4. air mi. WSW of Dawson Peak 2146 Comment
  RSA729819  Carex multicaulis R. G. Swinney 1998-7-6 6292 Los Angeles San Gabriel Mtns.: Mescal Canyon, 1.1 miles north of junction of Hwy 2 and Mescal Canyon Rod. 1720 Comment
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Jan 26 2014
  SD230106  Carex praegracilis Steve Boyd 1996-4-25 8675 Los Angeles Liebre Mountains, Knapp ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienega Canyon, south of Liebre Mountain. From gate near spring area along FSR 7N22 down to wetland south of the old dry pastures. 914 Comment
  RSA202475  Carex praegracilis R. L. Armacost 1959-5-20 1147 Los Angeles [Santa Monica] Parkway S. Comment
  RSA653904  Carex spissa Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 814 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 548 Comment
  CAS-BOT-BC116603  Carex subfusca John Thomas Howell 1947-7-18 23431 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  SEINET10751262  Carex triquetra Hermann E. Hasse Hasse s.n. Los Angeles Dry ridges. Comment
  RSA536055  Carex tumulicola Timothy S. Ross 1991-5-21 5390 Los Angeles San Clemente Island: upper easterly branch of Box Canyon. 463 Comment
  RSA402600  Carpobrotus edulis Edwin Kline 1926-7-1 s.n. Los Angeles Redondo Beach. 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
  UCR47376  Castilleja affinis David Charlton 1986-6-15 242 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  LA82057  Castilleja affinis O. H. Kappler; 1940-6-30 584 Los Angeles SANTA MONICA MOUNTAINS, Escondido Canyon, lower canyon. Comment
  UCR223343  Castilleja applegatei R. G. Swinney 2009-5-27 10871 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  SEINET6042257  Castilleja applegatei Scott D. White 1998-6-29 6809 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  LA105092  Castilleja applegatei subsp. martinii Barry A. Prigge; 1988-7-3 8229 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, Calabasas, ca 0.5 mi. E of N-junction of Mulholland Hwy and Old Topanga Rd. on Mulholland Hwy and 0.2 mi S of highway, S of flood control basin. 335 Comment
  RSA229189  Castilleja applegatei subsp. martinii Robert F. Thorne, C. W. Tilforth 1971-6-29 40712 Los Angeles San Gabriel Mountains, Angeles National Forest: Aliso Creek at Tie Canyon where crossed by Angeles Forest Road. 1372 Comment
  UC1063259  Castilleja exserta Jerome S. Horton 1939-5-17 542 Los Angeles 0.25 mi se San Dimas Reservoir (San Dimas Climatic Station); San Dimas Canyon, Pomona Quad. 457 Comment
  RSA400542  Castilleja foliolosa M. B. Dunkle 1929-3-3 2058 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  SFV3333  Castilleja foliolosa K. A. Wilson 1961-3-11 988 Los Angeles San Gabriel Mountains San Francisquito Canyon. 1.5 miles south of Green Valley (Spunky Canyon Road). 825 Comment
  SFV7336  Castilleja foliolosa T. Gordon, M. H. Grayum 1975-3-21 852 Los Angeles Santa Monica Mountains Along Mulholland Highway about 5 miles west of Malibu Canyon Road. 305 Comment
  POM219211  Castilleja foliolosa Louis C. Wheeler 1932-4-29 663 Los Angeles Thompson Wash 2 mi. NE La Verne. 373 Comment
  SD84898  Castilleja foliolosa Reid Moran 1941-3-9 689 Los Angeles south-facing hillside, Middle Ranch, Santa Catalina Island 249 Comment
  JEPS16156  Castilleja gleasoni Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-14 4185 Los Angeles near upper Chilao Recreation Area (Horse Flat Public Camp); San Gabriel Mts. 1767 Comment
  RSA505071  Castilleja gleasoni Orlando Mistretta 1987-6-25 s.n. Los Angeles Angeles National Forest, Chilao Flats campground. Comment
  UCR20066  Castilleja gleasoni T. P. Krantz 1979-6-21 s.n. Los Angeles San Gabriel Mtns., Angeles National Forest, Horse Flat Campground 1738 Comment
  RSA628632  Castilleja miniata subsp. miniata Louis C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: South fork Big Rock Creek, at Angeles Crest Highway. 2309 Comment
  POM7659  Castilleja minor subsp. spiralis C. F. Baker 1904-05 4710 Los Angeles Hills near Claremont. Comment
  POM7996  Castilleja minor subsp. spiralis C. F. Baker 1903-9-20 3697 Los Angeles San Antonio Canyon near Claremont. Comment
  RSA585403  Castilleja minor subsp. spiralis Tim S. Ross, Steve D. Boyd 1990-5-29 2714 Los Angeles Big Rock Springs: immediate vicinity of Big Rock Creek where crossed by Big Pines Highway (Valyermo Rd.). 1183 Comment
  RSA747330  Castilleja minor subsp. spiralis R. G. Swinney 2005-8-9 8431 Los Angeles San Gabriel Mts: Big Rock Creek at Paradise Springs. 1439 Comment
  UCSB8717  Castilleja minor subsp. spiralis Crum, Charles 1958-7-3 Los Angeles Crystal lake roadside, moist place below 4000 ft elevation, near Los Angeles Comment
  CAS-BOT-BC38147  Caulanthus amplexicaulis Wesley O. Griesel 1962-5-28 s.n. Los Angeles San Gabriel Mountains. Angeles Forest Highway between Mill Creek Summit and Tunnel. 1371 Comment
  RSA0086391  Caulanthus amplexicaulis var. amplexicaulis Scott D. White, Kent Hughes 2000-5-16 7828 Los Angeles San Gabriel Mts.: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  UCR280521  Caulanthus lasiophyllus R. G. Swinney 2014-4-10 16010 B Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  CAS-BOT-BC47905  Ceanothus arboreus George B. Grant; Walter Wheeler 1904-4-21 1486146 Los Angeles Santa Catalina Island Comment
  RSA177843  Ceanothus arboreus Robert F. Thorne, Percy C. Everett 1965-5-10 34447 Los Angeles W slope of Black Jack Mt. Santa Catalina Island. 503 Comment
  UCR153423  Ceanothus cordulatus L. C. Wheeler 1967-9-4 10645 Los Angeles Transverse Ranges; San Gabriel Mtns, Pine Mountain Ridge 2241 Comment
  RSA651875  Ceanothus crassifolius Diane T. Liggett 1981-5-29 26 Los Angeles San Dimas Experimental Forest, 45 km east of Los Angeles 850 Comment
  UC73352  Ceanothus crassifolius E. D. Palmer May 1902 Los Angeles near Claremont Comment
  UCR124418  Ceanothus cuneatus B. C. Templeton 1932-5-31 4879 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA399027  Ceanothus cuneatus var. cuneatus L. E. Hoffman 1933-2-25 s.n. Los Angeles Mint Canyon. Comment
  UC567228  Ceanothus cuneatus var. cuneatus G. T. Nordstrom 1935-3-20 384 Los Angeles 1 3/4 mi e, mouth of Snowy Creek; Tejon quad. 1036 Comment
  RSA747371  Ceanothus greggii R. G. Swinney 2008-6-10 8977 Los Angeles Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1933 Comment
  CAS-BOT-BC50572  Ceanothus leucodermis H. E. McMinn 1925-8-6 1555 Los Angeles Sawpit Canyon, San Gabriel Mts. Comment
  RSA0091709  Ceanothus leucodermis R. G. Swinney 2011-4-9 14364 Los Angeles NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  RSA659379  Ceanothus leucodermis Marianne Marshall 1981-5-29 22 Los Angeles Ca. Hwy 39, 4.7 mi. N of junction w/ Sierra Madre Ave. N of Azusa. Comment
  UC1070857  Ceanothus leucodermis P. L. Johannsen 1934-2-17 288 Los Angeles Pico Canyon Santa Susana quad. 640 Comment
  CHSC110013  Ceanothus megacarpus var. insularis Mark Elvin; Sarah Crockett 1997-3-17 376 Los Angeles Channel Islands; Santa Catalina Island. Comment
  RSA177788  Ceanothus megacarpus var. insularis Robert F. Thorne, Percy C. Everett 1965-5-10 34445 Los Angeles Black Jack Mt., few hundred feet below summit; Santa Catalina Island 488 Comment
  UC557730  Ceanothus megacarpus var. insularis Nell Murbarger April, 1936 165 Los Angeles w side of San Clemente Island Comment
  SBBG95465  Ceanothus megacarpus var. megacarpus M. B. Dunkle 1928-2-19 1708 Los Angeles Cape Cyn Comment
  UC1070884  Ceanothus megacarpus var. megacarpus H. A. Jensen 1933-4-10 286 Los Angeles Hollywood Lake Santa Monica quad. 243 Comment
  RSA0005505  Ceanothus oblanceolatus Hutchinson 1921-5-1 3412 Los Angeles Bouquet Canyon Comment
  LA32006  Ceanothus oliganthus Peter H. Raven; Henry J. Thompson 1959-4-3 13919 Los Angeles Santa Monica Mountains, Saddle Peak; about 0.7 mile NE of summit 807 Comment
  LA45333  Ceanothus oliganthus A. M. Johnson; 1934-3-16 4343 Los Angeles SIMI HILLS, Johnson's Ranch beyond Chatsworth. Comment
  RSA655773  Ceanothus oliganthus subsp. oliganthus LeRoy Gross 2001-1-28 335 Los Angeles Verdugo Mountains, north side: Along dirt road were Mesa Lila Road ends, at bottom of Ridge between Engleheard and Henderson Canyons. 488 Comment
  UCR150618  Ceanothus oliganthus var. oliganthus Scott D. White 1997-5-8 5089 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  LA42092  Ceanothus spinosus Harlan Lewis; 1940-2-24 1076 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon 304 Comment
  RSA652874  Ceanothus spinosus Ron Martinolich 1991-5-14 74 Los Angeles Los Angeles, Muholland Drive, 1.25 miles west of intersection with Encino Hills Drive,on roadside. Comment
  UCR149806  Ceanothus spinosus Scott D. White 2004-4-23 10231 Los Angeles Los Angeles Basin, City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  RSA755955  Celtis australis Dan S. Cooper 2007-5-4 1 Los Angeles Griffith Park. c. 300 m south of Travel Town in small side canyon. Comment
  SD69454  Centaurea cineraria Robert F. Thorne, P. Everett 1965-6-23 35016 Los Angeles Santa Catalina Island: rocky ridge on Hamilton Canyon side N of Descanso Canyon. 60 Comment
  UC176008  Centaurea eriophora A. Davidson, M. D. 2334 Los Angeles Highland Park Comment
  UCR281287  Centaurea melitensis R. G. Swinney 2014-5-8 16471 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
  RSA550406  Centaurea melitensis Timothy S. Ross, Peter Fritsch 1990-6-20 3594 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  SEINET8583415  Centaurium venustum B. C. Templeton 4574 Los Angeles Mandeville Canyon, Santa Monica Mountians. 200 Comment
  UC878343  Centaurium venustum Ira W. Clokey, B. Templeton Jul 1929 4574 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  CAS-BOT-BC179820  Centrostegia thurberi Margaret Stason 1927-5-14 s.n. Los Angeles Mohave Desert, near Palmdale Comment
  CAS-BOT-BC179821  Centrostegia thurberi Frank W. Peirson 1919-5-10 28 Los Angeles Arraster Creek, San Gabirel Mts. 914 Comment
  CHSC98402  Cerastium glomeratum LeRoy Gross 2000-4-27 191 Los Angeles San Rfael Hills: Ridgetop near lookout tower, east of the (2) Glendale Freeway. Along north side of main ridge, west of fire road, area burned in 1999. 548 Comment
  UCR11937  Cerastium glomeratum H. J. Thompson 1959-11-23 3008 Los Angeles Western Transverse Range; Santa Monica Mtns., S shore of Upper Franklin Canyon Reservoir 259 Comment
  UCR220374  Cerastium glomeratum R. G. Swinney 2009-4-16 10360 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  UCR259459  Ceratophyllum demersum R. G. Swinney 2010-9-7 13702 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  SDSU8984  Cercocarpus betuloides A. H. Gallup 1947-10-9 57 Los Angeles Above Valleyermo road to Big Pine. 1676 Comment
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Dec 9 2014
  UCR197732  Cercocarpus betuloides Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 38 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  SEINET11914800  Cercocarpus betuloides M. T. Doutt 1931-1 654 Los Angeles Sierra Madre Mts., trail between Mt. Lowe & Mt. Wilson Comment
  CAS-BOT-BC142119  Cercocarpus betuloides var. betuloides Lester Rowntree 1938-3-15 s.n. Los Angeles Catalina Island Comment
  CAS-BOT-BC142160  Cercocarpus betuloides var. betuloides Victor Duran 1933-8-10 3544 Los Angeles South Fork Big Rock Creek, San Gabriel Mts. 1394 Comment
  RSA592807  Cercocarpus betuloides var. betuloides Steve D. Boyd, Orlando Mistretta 1996-5-1 8759 Los Angeles Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08. 1524 Comment
  UC466614  Cercocarpus betuloides var. blancheae R. L. Pendleton 1909-7-4 1406 Los Angeles s of Avalon (Santa Catalina Island); Santa Catalina Island 365 Comment
  SBBG128356  Cercocarpus traskiae B. E. Carter, J. Clark, A. Castellano 2012-8-2 6920 Los Angeles Wild Boar Gully 172 Comment
  CHSC100689  Chaenactis G. D. Wallace; Ann Hiller 1983-5-18 2056 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
  LA209799  Chaenactis artemisiifolia J. Sauer; Stephanie Hedges 1978-5-27 6037 Los Angeles Santa Monica Mountains, Topanga Canyon State Park, High ridge in park Comment
  UCR256184  Chaenactis artemisiifolia R. G. Swinney 2010-6-4 13070 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  RSA155312  Chaenactis glabriuscula Peter H. Raven 1962-5-1 17523 Los Angeles Just south of Agoura 259 Comment
  RSA0091737  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2011-5-12 14678 Los Angeles east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  LA31658  Chaenactis glabriuscula var. glabriuscula Peter H. Raven; Henry J. Thompson 1959-6-4 14316 Los Angeles Santa Monica Mountains, Point Dume 45 Comment
  RSA93803  Chaenactis glabriuscula var. glabriuscula F. W. Peirson 1919-3-30 4745 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains 457 Comment
  UCR240237  Chaenactis glabriuscula var. orcuttiana Dan S. Cooper 2011-4-8 411- 46 Los Angeles South Coast, Ballona Wetlands Ecological Reserve, 'Area B' at far western end south of Ballona Creek and north of Culver Blvd. 4 Comment
  CAS-BOT-BC277825  Chaenactis santolinoides A. J. McC. 1893-8-16 s.n. Los Angeles Old Baldy trail Comment
  UCR206436  Chaenactis santolinoides R. G. Swinney 2008-6-10 8985 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1943 Comment
  JEPS8877  Chaenactis stevioides Frank W. Peirson 1923-5-25 3522 Los Angeles Rock Creek San Gabriel Mountains, Rock Creek 1295 Comment
  POM5990  Chaenactis stevioides Marjorie Shaw, E. S. Spalding, C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. Desert Flats 915 Comment
  UC1922066  Chaenactis xantiana Scott D. White, Pam DeVries 2006-5-10 11453 Los Angeles SE TEHACHAPI MTNS.: Gorman area, valley & slopes along Gorman Creek, NE of I-15 Fwy. and SW of Gorman Post Rd. Comment
  UCR187186  Chaenactis xantiana A. C. Sanders 2006-4-21 32142 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles east of Quail Lake, east of the Cement Plant Rd. and SE of Calif. Aqueduct, c. 0.25 mi. north of Hwy 138 1037 Comment
  SFV2104  Chamaesyce maculata M. L. Vincent 1962-5-25 254 Los Angeles San Fernando Valley Los Angeles, Northridge. San Fernando Valley State College campus. 260 Comment
  CDA4795  Chamaesyce maculata Phillipson 1915-7-17 Los Angeles Monrovia. Comment
  SEINET9250837  Chamaesyce maculata G. B. Grant 1904-8-15 427 Los Angeles Pasadena. Comment
  UC577116  Chamaesyce melanadenia Lewis S. Rose 1934-12-26 34521 Los Angeles San Gabriel Canyon Comment
  CDA35246  Chamaesyce melanadenia Phillipson 1915-5-8 Los Angeles Duarte Comment
  RSA578986  Chamaesyce polycarpa var. polycarpa T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7427 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; southerly coastal bluffs near 154-foot triangulation point, 1875 m SE of Inspiration Point. 21 Comment
  RSA613023  Chamaesyce serpens L. C. Wheeler 1973-8-11 s.n. Los Angeles El Segundo Avenue and Prairie Street, Hawthorne. Comment
  RSA600481  Cheilanthes covillei Steve Boyd, Lauren Raz 1997-4-30 9608 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
  RSA685725  Cheilanthes covillei G. R. Proctor 1944-4-9 839 Los Angeles Near Monrovia Peak Trail 1220 Comment
  UC72618  Chenopodium ambrosioides var. suffruticosum Dr. J. Q. Adams Sept. 1905 Los Angeles near Soldier's Home Comment
  RSA701283  Chenopodium berlandieri LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1041 Los Angeles South side of mountains: Brand Canyon, below the large waterfall, where the canyon forks off. 393 Comment
  UCR258565  Chenopodium berlandieri R. G. Swinney 2010-5-29 13008 Los Angeles San Gabriel Mountains, May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar 939 Comment
  RSA656106  Chenopodium californicum James Henrickson 1985-3-30 19767 Los Angeles Ca. 3 air mi. NNW of Newhall in proposed North Hills development just north of Santa Clara River and just E of San Francisquito Creek. 370 Comment
  SBBG37898  Chenopodium californicum M. B. Dunkle 1939-4-2 7202 Los Angeles San Clemente Island, SE point of island Comment
  SBBG98472  Chenopodium californicum T. Ross 1991-5-23 5496 Los Angeles lower Tota Cyn, E escarpment 82 Comment
  RSA478526  Chenopodium multifidum E. S. Spalding 1931-7-31 s.n. Los Angeles Near Manhattan Beach, roadside in back country. Comment
  RSA777213  Chenopodium pratericola Orlando Mistretta, Christine Mistretta 2010-5-19 5129 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
  RSA594394  Chenopodium rubrum Steve Boyd, Lauren Raz 1996-10-14 9071 Los Angeles Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area. 1000 Comment
  SBBG106222  Chloris virgata S. A. Junak 1990-11-9 SCl 143 Los Angeles just SE of passenger terminal building at airfield 60 Comment
  UCSB50279  Chlorogalum pomeridianum Reisentz, Paul 1975-6-7 Los Angeles Twin Falls Reserve, 1 mile east of Stunt Rd. from Mulholland Hwy. 274 Comment
  UCR128096  Chorizanthe parryi var. fernandina Mark A. Elvin 2003-6-19 2948 Los Angeles Western Transverse Range, hills west of San Martinez Grande Canyon and north of Calif. Hwy 126, Newhall Ranch 366 Comment
  JEPS57709  Chorizanthe parryi var. parryi Frank W. Peirson 1919-5-21 446 Los Angeles Arroyo Seco San Gabriel Mountains, Arroyo Seco 381 Comment
  CAS-BOT-BC244651  Chorizanthe staticoides Geo. B. Grant 1902-5-14 s.n. Los Angeles Glendora Comment
  POM306310  Chorizanthe staticoides Henry J. Ramsey, Henry J. Ramsey 1938-6-19 1386 Los Angeles Eaton Canyon, Altadena Comment
  RSA392671  Chorizanthe staticoides Anstruther Davidson 1889-06 s.n. Los Angeles Los Angeles. Comment
  RSA608836  Chorizanthe staticoides Louis C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Oak Spring Canyon. 945 Comment
  SEINET4044453  Chorizanthe staticoides D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  RSA590667  Chorizanthe watsonii Tim S. Ross, S. D. Boyd 1990-5-29 2693 Los Angeles SE edge of Valyermo: along NE side of Valyermo Rd, then S of the road 1137 Comment
  RSA733276  Chorizanthe watsonii R. G. Swinney 2001-6-2 7958 Los Angeles San Gabriel Mtns./Mojave Desert: Juniper Hills area Cruthers Creek 1.1 mi. south of Devils Punchbowl Rd. 1311 Comment
  SBBG118737  Chorizanthe watsonii L. Gross with P. Morton 2004-6-9 1360 Los Angeles W end of the main crest; from S of Pacific Crest Trail along Rd 7N23, to the NW corner of Sec 3 and the W end of Sec 12, W of Bear Gulch Camp 1732 Comment
  UCR197781  Chorizanthe watsonii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 17 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  UCR245449  Chorizanthe xanti Elizabeth A. Kempton, Steve Boyd, Valentin Arvizu 2006-6-17 394 Los Angeles Along Ridge Route 1283 Comment
  UCR126660  Chrysothamnus nauseosus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26220 Los Angeles Western San Gabriel Mtns., Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch 351 Comment
  POM351979  Chrysothamnus nauseosus subsp. hololeucus L. E. Hoffman 1931-11-9 s.n. Los Angeles Mojave Desert, Little Rock Creek. Comment
  RSA631106  Chrysothamnus nauseosus subsp. mohavensis R. G. Swinney 1989-8-23 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton spreading grounds. 305 Comment
  OBI81605  Cirsium occidentale Jill M. Bushakra, John Bushakra 2001-6-2 112 Los Angeles Pine Canyon, corner of Pine Canyon and Schaffer Roads. 1067 Comment
  POM352146  Cirsium occidentale var. californicum V. V. Giles 1936-7-5 210 Los Angeles Crystal Lake Camp, San Gabriel Mts. Comment
  RSA522432  Cirsium occidentale var. californicum Timothy S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4019 Los Angeles NNE of Tie summit Station and E of Angeles Forest Hwy., Tujunga Ranger District. 1561 Comment
  RSA729725  Cirsium occidentale var. californicum R. G. Swinney 1999-6-18 7325 Los Angeles San Gabriel Mtns.; Big John Flat, northern edge 1652 Comment
  LA94416  Cirsium occidentale var. californicum Harvey Anderson; August 1931 sn Los Angeles Santa Monica Mountains, Escondido Canyon Comment
  CAS-BOT-BC292692  Cirsium occidentale var. venustum W. R. Dudley; F. H. Lamb 1896-6-9 4420 Los Angeles Elizabeth Lake Canyon, Liebre Mountains Comment
  RSA598584  Cirsium occidentale var. venustum L. C. Wheeler 1967-5-24 9722 Los Angeles San Gabriel Mountains. Indian Canyon 'Campground' 822 Comment
  CAS-BOT-BC438745  Cistanthe monandra Roxana S. Ferris 1918-6-12 950 Los Angeles 3 miles above Acton on Palmdale-Saugus Road Comment
  RSA611914  Cistanthe monandra L. C. Wheeler 1934-4-24 2555 Los Angeles Liveoak Canyon Dam 457 Comment
  UCR197167  Cistus creticus Valerie Soza, LeRoy Gross 2001-5-9 1199 Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 244 Comment
  SFV21727  Cistus ladanifer S. Kimball, M. Garrido 1999-5-2 78 Los Angeles San Gabriel Mountains Millard Canyon, on fire road by upper parking lot for trail to Mount Lowe. 700 Comment
  LA212433  Clarkia biloba P. R. Brown; May 1970 s.n. Los Angeles upper end of Canon de Lana. Comment
  HSC49066  Clarkia bottae Patricia Shesgreen 1978-6-17 105 Los Angeles Whittier Hills, 0.4 mi. E of Painter Ave., N side of Turnbull Canyon Rd. Comment
  UC1122387  Clarkia bottae A. D. Gifford 1934-4-25 164 Los Angeles 2 mi s Vejor; Triunfo Pass Quadrangle Comment
  RSA641313  Clarkia dudleyana Orlando Mistretta, Jeff Galizio, Mark A. Elvin, Jim Eckert 1995-6-8 1769 Los Angeles San Gabriel Mountains: Below San Gabriel Dam. Comment
  POM219968  Clarkia epilobioides F. R. Fosberg 1932-5-5 8117 Los Angeles Canyon above Villa Park. Avalon, Catalina Island 40 Comment
  RSA448273  Clarkia epilobioides Geo. L. Moxley 1915-5-31 s.n. Los Angeles Sturdevant s Trail. San Gabriel Mountains. Comment
  POM155810  Clarkia purpurea subsp. quadrivulnera M. B. Dunkle 1928-4-21 1870 Los Angeles Santa Catalina Island. Renton Mine Road 274 Comment
  POM3037  Clarkia purpurea subsp. quadrivulnera D. L. Crawford 1915-6-30 s.n. Los Angeles Mountains above Claremont. 915 Comment
  RSA630739  Clarkia purpurea subsp. quadrivulnera LeRoy Gross, Valerie Soza 1999-5-11 151 Los Angeles San Gabriel Mountains: On west slope of unnamed peak, this peaks elevation 2397 feet, off of Sycamore Canyon Motorway, upper slope of Sycamore Canyon. Above city of San Dimas 683 Comment
  CAS-BOT-BC165498  Clarkia unguiculata Steve Boyd; Amber Maurice 2004-5-18 11322 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
  LA15498  Clarkia unguiculata Harvey Anderson; Carl Epling 1930-5-30 sn Los Angeles Santa Monica Mountains, Mandeville Canyon Comment
  LA45506  Clarkia unguiculata E. Lloyd; 1933-5-27 sn Los Angeles Santa Monica Mountains, Temescal Canyon Comment
  UCSB4314  Clarkia unguiculata Wilson, Richard 1956-5-16 Los Angeles 24 miles West of Palmdale on U.S. 6 Mint Canyon Area 762 Comment
  SEINET10492210  Clarkia xantiana Tim Holtsford 1992-5-30 Holtsford 920530 -1 Los Angeles Usfs rd 7n221, 0.5 mi past liebre mtn truck trail. [State hwy 138 e to la co rd N2. Se on n2 for 2.2 mi, then follow usfs 8n04 (ridge route) for 2.9 mi, then Left on leibre mtn truck trail for 0.6 mi, then right on 7n221 toward cold Spring for 0.5 mi.] Huge pop extending 30 m above, 30 m below, and 100 m a- Long rd. Exposed w-facing sand/gravel slope. Bromus rubus, lupinus sp., And Some small composite shrubs are all that's on this slope. Oak/digger woodland At edge of this gravel slope but only in a protected canyon--most of the sur- Rounding area is coastal scrub mixed with chapparal: nolina, salvia, arctosta- Phylos, eriogonum fasciculatum, chamise. Comment
  RSA466695  Claytonia parviflora subsp. parviflora Fay A. MacFadden s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA651294  Claytonia parviflora subsp. parviflora Lori Ackerman, Gerald Braden 1988-5-20 38 Los Angeles North end [bank] of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  RSA729871  Claytonia parviflora subsp. utahensis R. G. Swinney 1999-5-22 7203 Los Angeles Le Montaine Canyon, c. 0.5 mi. south of Camp Junilee Rd. 1701 Comment
  UCR190780  Claytonia perfoliata R. G. Swinney 1999-7-5 7520 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  RSA126702  Claytonia perfoliata subsp. mexicana H. J. Thompson 1959-4-19 1934 Los Angeles Mulholland Highway, 1 mile W of Las Virgenes Road, Malibu Creek drainage. Santa Monica Mountains. 274 Comment
  RSA177684  Claytonia perfoliata subsp. mexicana R. F. Thorne, Percy C. Everett 1965-5-10 34492 Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  RSA562569  Claytonia perfoliata subsp. mexicana Steve Boyd, W. Appleby 1993-4-22 7981 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
  CAS-BOT-BC440117  Claytonia perfoliata subsp. perfoliata Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4360 Los Angeles San Clemente Island. E side of island, near Malo Point, third cyn S of Bryce Cyn. Comment
  RSA386206  Clematis lasiantha Thekla Mohr 1911-1 s.n. Los Angeles Los Angeles. Comment
  UC1125948  Clematis lasiantha A. D. Gifford 1935-3-15 457 Los Angeles 2 1/2 mi. s.-s.w. Red Mt.; Angeles Nat'l Forest, Tejon Quad. Comment
  RSA386247  Clematis ligusticifolia Geo. L. Moxley 1915-9-6 445 Los Angeles Sawpit Canyon near Monrovia. Comment
  UC205831  Clematis ligusticifolia D. L. Crawford June, 1915 Los Angeles mts. near Claremont Comment
  UC9089  Clematis ligusticifolia unknown Dec 1861 34 Los Angeles Los Angeles Comment
  UCR129379  Clematis ligusticifolia Orlando Mistretta 1994-9-13 1469 Los Angeles San Gabriel Mtns, Santiago Canyon, Santiago Creek near junction of Forest Service Road 4N20 and BM 3980 1213 Comment
  UCR204559  Clematis ligusticifolia R. G. Swinney 2005-8-5 8376 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  UCR98797  Collinsia bartsiifolia var. davidsonii Steve Boyd, Lauren Raz 1997-4-16 9520 Los Angeles San Gabriel Mtns., NW end of range, Peace Valley due south of the junction of Interstate 5 and Hwy 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service Road 8N01. 960 Comment
  CAS-BOT-BC32884  Collinsia bicolor var. austromontana Ivan Murray Johnston 1917-7-1 1750 Los Angeles San Antonio Mountains, near Brown's Flats 1280 Comment
  UCR223205  Collinsia callosa R. G. Swinney 2009-6-24 11255 A Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  POM184509  Collinsia childii Thomas Craig 1927-6-8 399 Los Angeles In Bear Canyon Trail to Mt. San Antonio Comment
  JEPS7424  Collinsia heterophylla Ira W. Clokey, B. Templeton 1929-5-1 4461 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 550 Comment
  LA52025  Collinsia heterophylla J. A. Ewan; 1929-5-4 3464 Los Angeles Comment
  RSA599457  Collinsia heterophylla Steve D. Boyd, Lauren Raz, T. S. Ross 1997-4-1 9498 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of 'Osito Flat', a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  UCR125494  Collinsia heterophylla A. C. Sanders, Mark Elvin 2003-4-14 25977 Los Angeles Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank 305 Comment
  UCR259250  Collinsia heterophylla R. G. Swinney 2010-6-4 12993 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  VVC3353  Collinsia heterophylla Tim Thomas 1973-4-24 14 Los Angeles Transverse Range, Santa Monica Mountains, Mulholland Hwy at Cold Creek 290 Comment
  RSA408260  Collinsia heterophylla Louis C. Wheeler 1933-5-5 1695 Los Angeles San Gabriel Mountains, Fish Canyon. 290 Comment
  RSA648708  Collinsia heterophylla Paul Neipp 1994-5-5 21 Los Angeles directly west of San Dimas Ranger Station on San Dimas Canyon Rd. Comment
  UC885545  Collinsia heterophylla I. W. Clokey, E. G. Anderson 1935-5-9 6872 Los Angeles Pomona Hills Comment
  SBBG127000  Collinsia heterophylla var. austromontana A. Parikh, N. Gale 2011-7-15 3562 Los Angeles W Fork San Gabriel River, 3.5 km W of St Hwy 39; San Gabriel Mtns 570 Comment
  RSA0117329  Collinsia parryi Gary D. Wallace 1966-4-5 404 Los Angeles San Gabriel Mountains, west of Wrightwood along road toward Big Pines. Comment
  RSA650266  Conium maculatum Jim Graham 1953-5-20 s.n. Los Angeles Stream W. of Imperial Hwy. and S. of Lemon Dr., Whittier. 68 Comment
  JEPS34582  Constancea nevinii W. L. Jepson 1908-7-14 3050 Los Angeles Avalon Catalina Island, Avalon Comment
  OBI69323  Constancea nevinii John Knapp, Denise Knapp 2003-5-11 69 Los Angeles Catalina Island. Comment
  SD40768  Constancea nevinii Carl B. Wolf 1932-10-6 4249 Los Angeles Santa Catalina Island; Avalon, opposite the yacht club. 10 Comment
  SFV7154  Convolvulus arvensis V. E. Rudd 1974-8-5 3428 Los Angeles San Fernando Valley Los Angeles, Reseda. 225 Comment
  SBBG122018  Convolvulus simulans A. Parikh, N. Gale 2003-5-31 751 Los Angeles 0.1 km N of Hwy 101, 0.5 km E of Cheeseboro Rd; Agoura Hills 270 Comment
  POM355828  Conyza bonariensis F. R. Fosberg 1930-7-3 3155 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA0039051  Conyza canadensis R. G. Swinney 2009-11-18 11655 Los Angeles 1.7 miles west of junction of Bobs Gap Rd. and Valyermo Rd., at junction of Sand Rock Creek & Valyermo Rd., S side of road 1108 Comment
  RSA588688  Conyza canadensis Orlando Mistretta 1995-7-12 1901 Los Angeles San Gabriel Mountains: Little Rock Creek, just N of Guard Station along Little Rock Creek, below the dam. 976 Comment
  RSA737148  Conyza canadensis Scott D. White, Justin M. Wood 2008-10-7 12550 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  UCR217405  Conyza coulteri David Charlton 2009-9-7 s.n. Los Angeles Western Mojave Desert, Piute Ponds, Edwards Air Force Base, along shores of Ducks Unlimited ponds in SW corner of area 698 Comment
  RSA0092322  Cordylanthus rigidus subsp. setiger R. G. Swinney 2011-6-29 15324 Los Angeles San Gabriel Mountains: mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  POM355970  Coreopsis bigelovii Norman C. Cooper 1948-4-21 2690 Los Angeles Little Rock. 762 Comment
  CAS-BOT-BC287866  Coreopsis californica C. F. B. 1903-4-15 409 D Los Angeles Claremont Comment
  UC895130  Coreopsis calliopsidea Lewis S. Rose 1937-4-9 37069 Los Angeles Palmdale 701 Comment
  RSA611975  Corethrogyne filaginifolia var. filaginifolia Valerie L. Soza, Laura Moore 1997-8-16 52 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard: West of main road, north of grass area north of Foothill Boulevard. 411 Comment
  POM356144  Corethrogyne filaginifolia var. glomerata F. R. Fosberg 1931-8-10 S 5644 Los Angeles Crystal Lake, Pine Flats: N. Fork, San Gabriel Canyon, San Gabriel Mountains 1600 Comment
  SBBG78810  Cornus glabrata F. R. Fosberg 1931-4-24 4679 Los Angeles Hamilton Cyn 60 Comment
  CAS-BOT-BC212115  Cornus sericea Geo. B. Grant 1901-1-1 217 Los Angeles Oak Knoll, Pasadena Comment
  RSA533502  Coronilla valentina T. S. Ross 1991-3-9 4204 Los Angeles Whittier Hills (Puente Hills, pro parte) : Skyline drive at the head of Turnbull Canyon. 348 Comment
  SD230189  Coronopus didymus Louis C. Wheeler 1972-4-9 Los Angeles San Gabriel Mountains: Georges Gap on divide between Clear Creek & Arroyo Seco. Comment
  LA211076  Cotula australis Arthur C. Gibson; 2010-1-10 5278 Los Angeles Hollywood Hills, Griffith Park, along road near parking lot of Travel Town. Comment
  RSA762295  Cotula australis Orlando Mistretta, Christine Mistretta 2008-5-6 2660 Los Angeles Southern California Edison transmission line corridor (Segment 11, Impact Areas 14, 15, 16 (Gould Subtation) per TRTP Survey 2008), in the vicinity of Arroyo Seco Canyon. 576 Comment
  PASA939  Cotula coronopifolia Alice Cole Los Angeles Azusa Comment
  SBBG131921  Crassula aquatica S. A. Junak 2000-6-29 SCa 1350 Los Angeles N end of Haypress Reservoir 399 Comment
  RSA659814  Crassula connata Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 109 Los Angeles San Clemente Island. Comment
  RSA590343  Crassula connata var. erectoides Tim Ross 1993-4-21 6858 Los Angeles Santa Catalina Island, SW part of the Island in the vicinity of Cactus Peak (1560ft), slope and small ridges N of Cactus Peak summit 427 Comment
  JEPS47820  Cressa truxillensis W. F. Parish 1891-1 Los Angeles Long Beach Comment
  UC557670  Cressa truxillensis Nell Murbarger April, 1936 213 Los Angeles near tide line s. end of San Clemente Isl. Comment
  UC1234760  Crossosoma californicum Peter H. Raven 1962-5-20 17785 Los Angeles Lyonothamnus grove above Whites Landing (on Airport Rd.); Santa Catalina Island 426 Comment
  UC284963  Crossosoma californicum P. A. Munz and Milton Smith 1923-4-11 6767 Los Angeles Hay Ranch San Clemente Island (w coast of island) Comment
  LA82195  Croton californicus O. H. Kappler; 1940-7-2 68 Los Angeles Santa Monica Mountains, Carbon Canyon Comment
  RSA480568  Croton californicus L. E. Hoffman 1933-7-17 s.n. Los Angeles Hermosa Beach. Comment
  UCR125173  Croton californicus A. C. Sanders, Mark Elvin 2002-6-25 25277 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 274 Comment
  UCR210420  Croton californicus R. G. Swinney 2008-12-4 9931 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  SBBG112933  Croton setiger S. A. Junak with K. Kirkland 1997-11-15 SCa 484 Los Angeles 1 mi N of Cactus Pk, at E end of conspicuous limestone ridge 387 Comment
  SBBG113282  Crypsis vaginiflora S. A. Junak with M. L. Hoefs 1997-6-4 SCa 420 Los Angeles NE end of upper Buffalo Corral Reservoir 188 Comment
  RSA191004  Cryptantha barbigera R. F. Thorne 1963-5-15 31683 Los Angeles San Gabriel Mountains region: 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  SBBG24798  Cryptantha circumscissa R. N. Philbrick 1965-5-20 B 65 -1181 Los Angeles S fork of Little Rock Crk 1097 Comment
  UCR276808  Cryptantha circumscissa R. G. Swinney 2010-5-21 12894 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  RSA777365  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2010-5-19 5110 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
  LA94306  Cryptantha intermedia Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  SD181667  Cryptantha intermedia Louis C. Wheeler 1973-4-20 Los Angeles San Gabriel Mountains; Aliso Canyon ca. 0.5 mile east of Blum Ranch. 945 Comment
  RSA660825  Cryptantha intermedia LeRoy Gross 2001-5-6 382 Los Angeles Verdugo Mountains Region: Along trail that comes up from Morning Glow Way off of La Tuna Canyon Rd. city of Sun Valley Comment
  RSA0075638  Cryptantha intermedia var. johnstonii Tim Ross 1991-4-21 4535 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon, dry ridgetop on N side, 1000ft. NW of the old water tank. 280 Comment
  SBBG39459  Cryptantha maritima M. A. Piehl 1962-6-9 62354 Los Angeles China Pt 7 Comment
  RSA0091346  Cryptantha micrantha R. G. Swinney 2011-5-12 14709 Los Angeles San Gabriel Mountains: along Cabin Canyon Creek near the confluence with Aliso Cyn. 1195 Comment
  RSA586476  Cryptantha micrantha var. lepida Orlando Mistretta 1995-6-20 1787 Los Angeles Bare Mountain Canyon. Head of drainge E of Pacifico mtn at end of Forest Rd 3N7E. 2073 Comment
  UCR177145  Cryptantha microstachys L. C. Wheeler 1967-5-2 9254 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 427 Comment
  IRVC28524  Cryptantha muricata A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21993 Los Angeles Soledad Pass area at the N foot of the mtns, ca. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just S of Vincent Substation San Gabriel Mtns. 1000 Comment
  UCR259576  Cryptantha muricata R. G. Swinney 2010-4-13 12206 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  RSA499696  Cryptantha muricata F. R. Fosberg 1932-3-28 10622 Los Angeles Hills between Del Rey and El Segundo 25 Comment
  SEINET13383024 Image available Cryptantha muricata var. denticulata R. G. Swinney 2011-1 14886 Los Angeles Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1096 Comment
  RSA0019855  Cryptantha muricata var. jonesii Orlando Mistretta, Christine Mistretta 2011-6-29 5774 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, E of summit. 1762 Comment
  RSA0079215  Cryptantha muricata var. muricata Orlando Mistretta, Christine Mistretta 2010-5-20 5162 Los Angeles San Gabriel Mountains region: Aliso Creek, slopes W of Angeles Forest Hwy., 0.6 miles S of jct. with Aliso Cyn. Rd. 1280 Comment
  SBBG63837  Cryptantha nevadensis R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  RSA0049933  Cryptantha nevadensis var. rigida R. G. Swinney 2010-5-12 12739 Los Angeles Soledad Canyon bottom, 2.2 miles west of Angeles Forest Hwy., 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m. to the east on the south side of West Carson Mesa Rd. 921 Comment
  RSA0070285  Cryptantha nevadensis var. rigida LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6998 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
  UCR281996  Cryptantha nevadensis var. rigida R. G. Swinney 2014-5-7 16415 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  UCR101258  Cryptantha simulans L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, south side of Devil's Cyn. 1402 Comment
  RSA0008568  Cryptantha traskiae P. H. Raven 1962-4-11 17271 Los Angeles All over large dune on coast north of a point due west of Wall 2, San Clemente Island 9 Comment
  UCR117108  Cupaniopsis anacardioides A. C. Sanders, D. Malueg 2001-5-17 24315 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
  UCR178171  Cupressus guadalupensis var. forbesii LeRoy Gross 2002-2-23 480 Los Angeles Los Angeles Basin; Verdugo Mountains, Along Beaudry North Mountainway (dirt road) from bottom of Deer Creek to the main crest of the Verdugo Mtns 549 Comment
  UCR202528  Cuscuta R. G. Swinney 2005-8-15 8481 Los Angeles Eastern San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon 1341 Comment
  UCR259946  Cuscuta R. G. Swinney 2010-4-28 12425 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  CDA39953  Cuscuta campestris L. C. Wheeler 1965-10-6 s.n. Los Angeles Devil s Gate Dam: Pasadena 0 Comment
  SBBG58154  Cuscuta denticulata R. Hoffmann 1928-7-9 Los Angeles Antelope Valley Comment
  CATA302  Cuscuta occidentalis Mark L. Hoefs 1973-6-5 322 Los Angeles Santa Catalina Island: By upper White's Landing Road 426 Comment
  RSA234451  Cuscuta reflexa James Henrickson 1969-10-30 4868 -C Los Angeles Campus of California State College Comment
  LA210109  Cuscuta subinclusa Louis C. Wheeler; 1932-8-28 1297 Los Angeles San Jose Hills, Puddingstone Dam 274 Comment
  JEPS47135  Cuscuta subinclusa Frank W. Peirson 1918-6-28 150 Los Angeles e of Rubio Canyon 609 Comment
  UCD121387  Cycladenia humilis V. W. Steinmann 1996-6-17 915 Los Angeles San Gabriel Mountains, ca. 2.5 km (by air) south-southwest of Mt. San Antonio, along Baldy Trail. 2550 Comment
  JEPS49768  Cycladenia humilis var. venusta Joseph Andorfer Ewan 1932-6-17 7237 Los Angeles summit Mt. Disappointment; San Gabriel Mts., Mt. Disappointment 1828 Comment
  LA56462  Cyclospermum leptophyllum Arthur C. Gibson; Los Angeles Santa Monica Mountains, At George Marshall Residence Comment
  UCD97936  Cylindropuntia echinocarpa Daryl Koutnik 1978-3-23 127 Los Angeles North of State Hwy. 18 and just west of the Los Angeles/ San Bernardino County line. 960 Comment
  SBBG120049  Cynodon transvaalensis A. C. Sanders 2003-5-22 26810 Los Angeles long abandoned gravel pit on boundary between Irwindale and Azusa, E of Irwindale Ave, S of 210 Freeway (which bisects pit) and N of Santa Fe RR, E of San Gabriel River channel 171 Comment
  RSA0087312  Cyperus eragrostis R. G. Swinney 2010-9-13 13831 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
  RSA365096  Cyperus niger var. capitatus H. L. Bauer 1928-10-15 s.n. Los Angeles Long Beach. Comment
  RSA762253  Dactylis glomerata Orlando Mistretta, Christine Mistretta 2008-5-19 3108 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 100 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 1209 Comment
  RSA0039733  Datura meteloides Roxanne Smith 1991-5-14 29 Los Angeles Hills 0.4 mi. south-east of Golden Springs and Diamond Bar Blvd. Comment
  JEPS12203  Datura stramonium Louis C. Wheeler 1933-12-12 2323 Los Angeles behind San Dimas Cayon Dam (San Gabriel Mts.); , behind San Dimas Canyon Dam 411 Comment
  RSA606910  Datura stramonium Louis C. Wheeler 1973-6-15 s.n. Los Angeles Los Angeles: Between San Diego (405) Fwy and Sepulveda Blvd., just E of Alameda St. Comment
  UCR125249  Datura wrightii A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25543 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon on south side of central Potrero Canyon, SSW of old ranch headquarters 396 Comment
  OBI78472  Datura wrightii Tony Simon 1994-4-30 s.n. Los Angeles San Gabriel Mts, Big Tujunga Rd 2 mi from base 91 Comment
  RSA649015  Datura wrightii Scott Lowe 1991-5-12 22 Los Angeles San Gabriel River channel, about 400 m. north of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  CATA226  Daucus pusillus Mark L. Hoefs, A. Douglas Propst 1973-5-4 216 Los Angeles Santa Catalina Island: Middle of Middle Ranch Canyon 243 Comment
  CAS-BOT-BC130940  Deinandra clementina L. R. Abrams; I. L. Wiggins 1931-7-6 342 Los Angeles Vicinity of Mosquito Harbor Comment
  CAS-BOT-BC130941  Deinandra clementina L. R. Abrams; I. L. Wiggins 1931-7-6 381 a Los Angeles Vicinity of Mosquito Harbor Comment
  UC1587227  Deinandra clementina Tim Ross 1991-5-20 5354 Los Angeles un-named knoll ca 5500 ft s Wilson Cove Settlement (westerly slope 2500 ft nw of the 750 ft BM); San Clemente Island 205 Comment
  SBBG61313  Delphinium cardinale J. Koontz with B. O'Brien E. Gardner 2012-5-15 291 Los Angeles Claremont, Rancho Santa Ana Botanic Garden, just outside N fence 416 Comment
  UCR41113  Delphinium parishii subsp. purpureum Steven A. Junak 1982-5-29 1251 Los Angeles Pine Canyon Road, 1.1 mi east of Ridge Route; east of Gorman. 1128 Comment
  RSA0030012  Delphinium patens subsp. montanum Steve Boyd, Lauren Raz 1997-5-1 9656 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  RSA433206  Dendromecon rigida subsp. rigida Howard Mullins 1931-4-1 s.n. Los Angeles near Glendora, sandy plain Comment
  RSA725244  Dendromecon rigida subsp. rigida K. Dobry 1991-4-22 460 Los Angeles West San Gabriel mts at Bear divide and Sand Cyn Rd. Comment
  UCR189747  Descurainia pinnata R. G. Swinney 1998-7-10 6369 Los Angeles San Gabriel Mtns., Prairie Fork, near Cabin Flats Campground 1622 Comment
  RSA0060769  Descurainia pinnata subsp. brachycarpa LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6822 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  POM8842  Descurainia pinnata subsp. glabra I. M. Johnston 1920-5-5 s.n . Los Angeles Near Mojave Comment
  RSA37395  Dicentra ochroleuca George T. Hastings 1948-7-23 s.n. Los Angeles Santa Monica Mts, along Decker road 610 Comment
  CAS-BOT-BC499427  Dichelostemma capitatum A. C. Sanders 2003-3-14 25755 Los Angeles San Gabriel Valley on boundary between irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 560 Comment
  UCD139233  Dichelostemma capitatum Kathy Tajbakhsh 1996-4-13 3 Los Angeles Santa Catalina Island: Fisherman's bay, approximately 20 m outside of the USC Marine Research Station gates. Comment
  UCSB781  Dichelostemma capitatum Gill, Robert 1959-3-15 Los Angeles North end of Mills Ave, Claremont 487 Comment
  SBBG25461  Dichelostemma capitatum subsp. capitatum K. A. Wilson, D. E. Bianchi 1961-2-2 826 Los Angeles Little Tujunga Cyn, 2 mi N of Hwy 118 Comment
  UCR150927  Dichelostemma capitatum subsp. capitatum Valerie Soza, LeRoy Gross 1999-5-10 462 Los Angeles San Gabriel Mountains, foothills above San Dimas, between Morgan and Wildwood Canyons 457 Comment
  UCD139420  Dichelostemma capitatum subsp. capitatum Geoffrey Levin 1974-4-24 29 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. Santa Ana River, Pacific Slope drainage area. San Gabriel Mountains. 335 Comment
  UCSB8644  Dichelostemma capitatum subsp. capitatum Albright, S. 1957-5-12 Los Angeles UCLA Campus; Faculty Hill 91 Comment
  POM356425  Dicoria canescens Anstruther Davidson 1893-04 s.n. Los Angeles Elyman Park? Comment
  UCR260814  Digitaria Steve Ries 2009-12-10 s.n. Los Angeles South Coastal Plain Region, weed in turf on north edge of Los Angeles Basin Comment
  UCR218023  Digitaria sanguinalis A. C. Sanders, Dan S. Cooper 2010-8-5 38537 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  CAS-BOT-BC153053  Diplacus fremontii Ernest Braunton 1904-5-1 913 Los Angeles Glendale to Burbank Comment
  CATA14  Dissanthelium californicum Jenny L. McCune, Lauren K. Danner 2005-4-21 3 Los Angeles Santa Catalina Island: Second drainage east of Camp Cactus, where stream forks, south of road 182 Comment
  RSA595128  Distichlis spicata Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8566 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  RSA461487  Dodecatheon clevelandii Anstruther Davidson 1890-02 s.n. Los Angeles Los Angeles. Comment
  UC572672  Dodecatheon clevelandii subsp. clevelandii A. D. Gifford 1935-2-5 Los Angeles one and one-half mi se Oak Flat; Tejon Quad., se of Oak Flat 883 Comment
  UCR261437  Dryopteris arguta Joseph Cahill 2010-9-11 910- 02 Los Angeles Transverse Range; San Gabriel Mtns., along Winter Creek c. 2.3 miles north of Arcadia 2589 Comment
  RSA650217  Dryopteris arguta Bob Schnackenberg 1948-2-14 s.n. Los Angeles Collected 1/2 mi. north of Foothill Blvd. on Crescent Glen Dr. Glendora. Comment
  SFV15994  Dryopteris arguta K. A. Wilson 1994-7-9 2454 Los Angeles Santa Monica Mountains Malibu Creek State Park. Southwest end of Century Lake. Comment
  CAS-BOT-BC109683  Dudleya cymosa subsp. marcescens K. Nakai 1982-4-14 859 Los Angeles Santa Monica Mountains, Lake Malibu, ca. 50 m south of the lakes spillway. Along Malibu Creek. 213 Comment
  UCR16122  Dudleya cymosa subsp. minor William E. Wayburn 1973-5-30 730530- 01 Los Angeles San Gabriel Mtns., c. 1 mi west from Baldy Village, 1/2 mi southwest of Cow Canyon Saddle on [Sunset Ridge Fire Road], Sunset Peak 1524 Comment
  RSA748849  Dudleya cymosa subsp. pumila Scott D. White, Justin M. Wood, C. Huntley, J. Miner 2009-5-12 12690 Los Angeles San Gabriel Mountains: Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. 549 Comment
  UCR147724  Dudleya cymosa subsp. pumila Steve Boyd, Amber Maurice 2004-5-18 11324 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
  SBBG107267  Dudleya hassei J. Dice, D. Donoghue, T. Martin 1983-5-20 347 Los Angeles Hamilton Cove, on slope above rd to beach, ca. 0.25 km NW of lower windsock 60 Comment
  CAS-BOT-BC428404  Dudleya lanceolata Reid Moran 1941-5-17 866 Los Angeles Floor of San Fernando Valley East of San Fernando 325 Comment
  SFV17016  Dudleya lanceolata J. D. Dilley 1997-5-22 183 Los Angeles Verdugo Mountains Verdugo Mountains. La Tuna Canyon Park on La Tune Canyon, 1 mile west of Interstate Highway 210. 0.5 miles upstream. 550 Comment
  RSA632832  Dudleya lanceolata R. F. Thorne 1971-6-17 39955 Los Angeles San Gabriel Mountains: LIttle Tujunga Creek 457 Comment
  UC1174782  Dudleya lanceolata P. C. Everett and E. K. Balls 1960-5-30 24134 Los Angeles 2.2 mi from entrance San Gabriel Canyon; Angeles National Forest 365 Comment
  UC1015183  Dudleya pulverulenta subsp. pulverulenta Reid Moran 1951-6-19 3490 Los Angeles Frenchman's Flat Upper Piru Creek (Ridge Route) Comment
  CATA3559  Dudleya virens subsp. hassei Peter J. Dixon 2018-6-25 123 Los Angeles Santa Catalina Island: Channel side; Isthmus Harbor, 0.2 mi SE of village of Two Harbors, between village and Two Harbors Campground. Rocky sea bluff, schist. 3 Comment
  RSA226324  Dudleya virens subsp. hassei R. F. Thorne 1966-6-1 36456 Los Angeles Santa Catalina Island. Along Pebbly Beach Drive SE of Avalon. 15 Comment
  SEINET13311319  Dudleya virens subsp. insularis Reid Moran 1972-5-27 19143 Los Angeles Just east of Pt. Vicente 5 Comment
  RSA374949  Echinochloa crus-galli S. Granger 1985-9-18 LASCA- 840 Los Angeles Glendora. Comment
  UC1870180  Echium candicans LeRoy Gross 2004-3-19 1211 Los Angeles Transverse Ranges; Verdugo Mountains region; San Rafael Hills: North section of hills; Gate # 4 Along Ridge Motorway (dirt road) at corner of Camino San Rafael and Flintridge drive. Near 34.18091N, 118.21176W. 502 Comment
  RSA702549  Eclipta prostrata Scott D. White 2004-10-15 10778 Los Angeles San Gabriel Mountains: Foothills above Monrovia. Sawpit Canyon below Sawpit Dam. 396 Comment
  RSA279088  Ehrharta calycina R. F. Thorne, C. W. Tilforth 1971-4-9 41513 Los Angeles San Gabriel Mountains, Angeles National Forest: San Dimas Canyon near dam on San Dimas Creek 457 Comment
  UCR205235  Ehrharta calycina R. G. Swinney 2008-3-26 8567 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  UCR281300  Ehrharta calycina R. G. Swinney 2014-5-19 16596 Los Angeles San Gabriel Mountains, Glendora, ridge between east fork of Harrow Cyn. and west fork of Engelwild Cyn., 0.4 mile SSE of Glendora Ridge Motorway 622 Comment
  CAS-BOT-BC112854  Eleocharis macrostachya George B. Grant 1904-7-14 s.n. Los Angeles East Lake Reservoir, Los Angeles. Comment
  SBBG106916  Eleocharis macrostachya M. L. Hoefs, R. F. Thorne, J. Takara 1995-7-25 2432 Los Angeles lower Buffalo Springs Reservoir 426 Comment
  RSA365426  Eleocharis palustris Robert Gustafson 1981-5-15 2219 Los Angeles Ballona Wetlands, Area 2 Comment
  RSA595162  Eleocharis parishii Steve Boyd 1996-4-25 8696 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 915 Comment
  RSA750459  Eleocharis parishii R. G. Swinney 2005-7-21 8335 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  UCR169506  Eleocharis rostellata A. C. Sanders, Mark Elvin 2002-6-25 25260 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  UCR194183  Elymus R. G. Swinney 1998-7-29 6528 Los Angeles San Gabriel Mtns., Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m above canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  IRVC28987  Elymus condensatus A. C. Sanders 2003-6-19 26978 Los Angeles hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 366 Comment
  CAS-BOT-BC421435  Elymus elymoides Robert F. Thorne 1973-5-11 43464 Los Angeles San Gabriel Mts., Mojave Desert slope: 1/4-1/2 mi N of Bob's Gap, N slope of Holcomb Ridge, c. 2 1/2 mi due S of Llano 1158 Comment
  RSA729101  Elymus elymoides R. G. Swinney 1999-7-5 7504 Los Angeles San Gabriel Mtns.:Head of Cedar Canyon, ridge c. 200 m north of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2. 2323 Comment
  UCR191263  Elymus elymoides R. G. Swinney 1998-7-2 6210 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  SEINET7042276  Elymus elymoides subsp. californicus 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
  RSA0049900  Elymus glaucus R. G. Swinney 2008-7-2 9133 Los Angeles north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
  UCR150454  Elymus glaucus R. G. Swinney 1999-6-21 7347 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  RSA0113893  Elymus glaucus Steven A. Junak 1999-5-21 SCa- 990 Los Angeles Santa Catalina Island. Coffee Pot Canyon, upstream from road crossing. 427 Comment
  POM222455  Elymus glaucus subsp. glaucus L. C. Wheeler 1936-6-8 4143 Los Angeles Big Dalton Canyon, 1/4 mile above dam, San Gabriel Mountains. 549 Comment
  RSA310135  Elymus trachycaulus Wayne E. Sawyer 1981-7-24 102 Los Angeles Ca Hwy 2 between Dawson Saddle and Junction of CA Hwy 139, 3.1 mi. from Dawson Saddle 2209 Comment
  RSA762133  Elymus trachycaulus subsp. subsecundus Orlando Mistretta, Christine Mistretta 2008-5-15 3072 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 75 per TRTP Survey 2008), W fork of the San Gabriel River, Shortcut Cyn. 1200 Comment
  UCR238475  Elymus trachycaulus subsp. trachycaulus Orlando Mistretta, Christine Mistretta 2008-5-20 3162 Los Angeles Transverse Ranges; San Gabriel Mountains, Southern California Edison transmission line corridor (Segment 6, structure 97 per TRTP Survey 2008), Rincon Red Box Road, northeast ridge of Monrovia Peak, separating west Fork San Gabriel River and Fish Canyon 1473 Comment
  UCD168376  Emmenanthe penduliflora J. W. Barry 1980-4-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  SFV22138  Emmenanthe penduliflora var. penduliflora V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 759 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mountainway. Open, west-northwest-facing slope below trail along ridgetop. 488 Comment
  RSA778714  Encelia actoni R. G. Swinney 2009-6-17 11209 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UC511468 Image available Encelia actoni A. D. E. Elmer 1902-6-1 3724 Los Angeles Acton Comment
  CATA904  Encelia californica Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-14 1742 Los Angeles Santa Catalina Island: Hillside south of Ben Weston Beach 30 Comment
  POM356648  Encelia californica B. C. Templeton 1968-2-25 11390 Los Angeles Growing along ocean bluff, Santa Catalina Island Comment
  RSA38970  Encelia californica E. A. Purer 1931-3-12 994 Los Angeles Palos Verdes Hills. Comment
  RSA526475  Encelia californica Timothy S. Ross 1991-3-24 4314 Los Angeles Whittier Hills. 311 Comment
  RSA526517  Encelia californica Steve Boyd, L. Arnseth 1990-4-7 4256 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  UC1302369  Encelia californica Robert F. Thorne and P. Everett 1964-2-6 33283 Los Angeles w of Catalina Harbor (at Isthmus); Santa Catalina Island 7 Comment
  UC1584699  Encelia californica Tim Ross 1991-3-24 4314 Los Angeles Whittier Hills Puente Hills, Whittier Hills 310 Comment
  UCR100061  Encelia californica R. G. Swinney 1969-4-2 324 Los Angeles Western Transverse Range; Santa Monica Mtns., About 1.5 mi north of Encinal Beach on Lechuza Rd 305 Comment
  RSA167858  Encelia californica R. F. Thorne, Percy C. Everett 1964-2-6 33283 Los Angeles Isthmus, west of Catalina Harbor, Santa Catalina Island. 8 Comment
  NY579266  Ephedra nevadensis S. R. Hill 2001-4-22 33362 Los Angeles North foothills of San Gabriel Mountains, Elizabeth Lake Road, 9.7 miles by road south--southwest of junction with Johnson Road, vicinity of Bee Canyon. Just southeast of road. 548.6 Comment
  OBI6196  Ephedra nevadensis Shirley Vaughan 1974-5-11 6 Los Angeles Lancaster, CA at 10th St E and Ave. I 718 Comment
  SBBG56459  Ephedra nevadensis R. Hoffmann 1929-4-28 Los Angeles about Harold, near Palmdale Comment
  RSA0041816  Ephedra nevadensis Robert F. Thorne, Dick Tilforth 1978-6-21 52330 Los Angeles San Gabriel Mountains: N of Bob's Gap. Comment
  RSA727252  Ephedra viridis R. G. Swinney 1998-6-12 6184 Los Angeles San Gabriel Mtns.: SW of Pinon Hills, 0.3 mi. south of mouth of Mescal Canyon and reservoir. 1500 Comment
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Apr 10 2021
  SD231155  Ephedra viridis Sula Vanderplank, L. Gross, s. Hoskinson 2005-5-6 50506 37 Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UCR190539  Epilobium canum R. G. Swinney 2000-6-19 7824 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  LA32215  Epilobium canum subsp. canum Peter H. Raven; 1958-9-28 Los Angeles Elysian Park 213 Comment
  RSA588514  Epilobium canum subsp. latifolium F. R. Fosberg 1931-8-12 5467 Los Angeles Summit Mt. Islip, San Gabriel Mountains. 2500 Comment
  UCR210229  Epilobium ciliatum R. G. Swinney 2008-10-20 9657 Los Angeles San Gabriel Mountains, San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  RSA547807  Epilobium ciliatum subsp. ciliatum Tim S. Ross, Peter Fritsch 1990-6-20 3617 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  RSA579311  Epilobium glaberrimum subsp. glaberrimum Tim S. Ross, Orlando Mistretta, Carolyn Neal 1994-7-1 8084 Los Angeles Sheep Camp Spring, 334 degrees and 520m NNW of Pacifico Mtn summit, at the headwaters of Santiago Canyon 1921 Comment
  RSA0105686  Epipactis gigantea Sarah Ratay, Jack Baldelli 2011-4-13 134 Los Angeles Santa Catalina Island. In Fern Grotto, side canyon W of Coffeepot Canyon, near Thunder Beach, population starts just upstream from old road crossing and extends at least 400 m along drainage. Comment
  RSA381698  Epipactis gigantea Geo L. Moxley 1915-5-30 235 Los Angeles Scholl's Canyon, San Rafael Hills Comment
  RSA0103349  Equisetum laevigatum R. G. Swinney 2011-5-19 14757 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 'Milley's Apple Orchard'? 912 Comment
  SEINET13384060 Image available Equisetum laevigatum R. G. Swinney 2011-1 15314 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
  RSA0126996  Equisetum laevigatum Louis C. Wheeler 1967-7-15 10028 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  UC61204  Equisetum telmateia subsp. braunii Harley P. Chandler 1897-4-7 Los Angeles Palmer's Canyon Claremont 762 Comment
  RSA640876  Eragrostis cilianensis L. C. Wheeler 1967-8-8 10374 Los Angeles Loomis Ranch, Alder Creek 1311 Comment
  SBBG56825  Eragrostis mexicana M. N. Ackley -Aug-1925 32 Los Angeles Glendale 121 Comment
  RSA597976  Eragrostis mexicana subsp. virescens L. C. Wheeler 1947-5-31 6509 Los Angeles Arrow Highway north of Baldwin Park (Santa Fe Inn). Comment
  SEINET10805118  Eremocarpus setiger Walter H. Lewis 1991-6-13 Lewis 14930 Los Angeles Padua Hills, N. Claremont, between Padua and Mills roads on Mt. Baldy Drive. 518 Comment
  SFV6453  Eremothera boothii subsp. desertorum T. Gordon, W. C. Willig, K. A. Wilson, D. R. Perry 1974-4-28 205 b Los Angeles Mojave Desert Antelope Valley. Llano. 165th Street East and T8 Avenue. 900 Comment
  UCR223194  Eriastrum densifolium R. G. Swinney 2009-7-22 11301 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  RSA0042342  Eriastrum densifolium subsp. austromontanum Pam De Vries 2013-5-17 7857 Los Angeles Tehachapi Mountains/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. 1059 Comment
  CAS-BOT-BC514260  Eriastrum densifolium subsp. austromontanum Katharine Brandegee June--Aug (no year) s.n. Los Angeles Ravenna Comment
  RSA0104854  Eriastrum densifolium subsp. austromontanum L. C. Wheeler 1968-7-22 s.n. Los Angeles San Gabriel Mountains; Devil's Canyon 1433 Comment
  CAS-BOT-BC514370  Eriastrum densifolium subsp. elongatum Ernest C. Twisselmann 1955-8-10 2327 Los Angeles San Emigdio Range: Upper Castaic Valley 1226 Comment
  CAS-BOT-BC514371  Eriastrum densifolium subsp. elongatum C. B. Wolf 1931-5-13 1998 Los Angeles Pacoima Wash, near bridge on the road from Tujunga to San Fernando 365 Comment
  RSA0119647  Eriastrum densifolium subsp. mohavense P. A. Munz, T. Craig 1933-5-13 12929 Los Angeles 10 miles south of Muroc. Comment
  JEPS69103  Eriastrum sapphirinum Frank W. Peirson 1921-7-1 922 Los Angeles Arraster Creek San Gabriel Mountains (n slope of mt.) 944 Comment
  RSA0121263  Eriastrum sapphirinum subsp. dasyanthum Thos. Craig 1933-6-20 1860 Los Angeles Claremont. 365 Comment
  RSA0063029  Ericameria cooperi var. cooperi LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 7011 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA295266  Ericameria cuneata var. cuneata N. R. Zabriskie, W. M. Zabriskie 1972-10-15 542 Los Angeles Mt. Wilson Rd., just below turnout at 3.19 1707 Comment
  LA20016  Ericameria ericoides Jonathan Sauer; Linda Newby 1977-2-6 5928 Los Angeles 9 Comment
  RSA600037  Ericameria linearifolia Steve Boyd, Lauren Raz 1997-3-25 9257 Los Angeles Liebre Mountains region, extreme NW corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 951 Comment
  SEINET7950739 Image available Ericameria nauseosa var. hololeuca Unknown Unknown s.n. Los Angeles Lancaster Comment
  RSA702817  Ericameria parishii Scott D. White 2004-8-20 10726 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
  RSA0102547  Ericameria parryi Richard G. Swinney 2010-9-30 13953 Los Angeles San Gabriel Mountains: 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon. 2305 Comment
  RSA656969  Ericameria pinifolia D. Roche 1998-5-31 46 Los Angeles Mt. Baldy Road 1.31 miles from intersection of Mills Ave. and Mt Baldy Rd. 573 Comment
  UC1536031  Ericameria pinifolia Robert F. Thorne, M. Z. Thorne 1966-11-1 41378 Los Angeles near Mt. Baldy Village; San Gabriel Mts., Angeles National Forest, San Antonio Canyo Comment
  RSA756952  Ericameria pinifolia Orlando Mistretta, Christine Mistretta 2008-4-17 2477 Los Angeles Southern California transmission line tower (Segment 6, Structure 24 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1301 Comment
  RSA0113801  Ericameria teretifolia LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7547 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
  RSA0083304  Erigeron foliosus R. G. Swinney 2010-6-4 13043 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  RSA755876  Erigeron foliosus R. G. Swinney 2008-7-16 9244 Los Angeles Will Thrall Peak, west of Burkhart Saddle. 2378 Comment
  UCR239945  Erigeron foliosus R. G. Swinney 2009-11-16 11623 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, 20 m east (up canyon) from east edge of Kentucky Springs, tributary of Kentucky Springs Canyon, 3/4 mile W of Angeles Forest Hwy at Angeles National Forest boundary, 0.4 mi. west of junction of Mt. Emma Rd. and Angeles Forest Hwy 1122 Comment
  POM183633  Erigeron foliosus Joseph A. Ewan 1929-6-22 3438 Los Angeles Santa Monica Mtns: Rodgers Canyon. Comment
  LA105048  Erigeron foliosus var. foliosus Barry A. Prigge; 1988-7-3 8182 Los Angeles Santa Monica Mountains, ca 0.4 mi E of junction of Mulholland Hwy and Old Topanga Rd, across hwy from Calabasas High School track 316 Comment
  LA200193  Erigeron foliosus var. foliosus Jonathan Sauer; David McJunkin 1977-5-29 5977 Los Angeles Santa Monica Mountains, Tuna Canyon, nonspecific Comment
  UC31480  Erigeron foliosus var. foliosus J. H. Barber 1897-7-11 266 Los Angeles summit Mt. Gleason Comment
  SD237308  Erigeron sumatrensis A. C. Sanders 2009-11-6 37217 Los Angeles South Coast: Madrona Marsh, Torrance. Former oil field with gravel service road remnants. 24 Comment
  SFV2963  Eriodictyon crassifolium P. G. Kilburn 1958-4-26 768 Los Angeles Santa Susana Mountains Gentile (Gentili) Ranch. 460 Comment
  CAS-BOT-BC376122  Eriodictyon crassifolium var. crassifolium Marck Menke 2002-3-29 134 Los Angeles San Gabriel Mts., Angeles Crest Highway (Hwy. 2) at a pullout southeast of the intersection with Angeles Forest Highway 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
  RSA578096  Eriodictyon crassifolium var. nigrescens Tim S. Ross, Steve D. Boyd 1994-5-31 7691 Los Angeles Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mountain summit 854 Comment
  RSA582769  Eriodictyon crassifolium var. nigrescens Tim S. Ross, Steve D. Boyd 1993-5-23 7221 Los Angeles Lower, easterly ridge of Red Mtn, on northerly slope 140-220 m SE of the saddle between Ruby and Clearwater Canyons. 951 Comment
  RSA654026  Eriodictyon crassifolium var. nigrescens Valerie L. Soza, Laura Moore 2000-5-10 836 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. at fire gate to powerlines. 595 Comment
  SEINET13203245 Image available Eriodictyon crassifolium var. nigrescens R. G. Swinney 2011-1 15493 Los Angeles San Gabriel Mountains: "Strawberry Potrero", uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property (Chilao Flat 7.5' Q.) 1426 Comment
  CAS-BOT-BC188082  Eriodictyon traskiae Carl B. Wolf 1932-10-5 4235 Los Angeles 1 mile from Middle Ranch on road to Black Jack Peak, Santa Catalina Island 274 Comment
  RSA777869  Eriodictyon trichocalyx R. G. Swinney 2009-6-12 11122 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River. 652 Comment
  RSA393074  Eriogonum angulosum Bonnie C. Templeton 1938-8-25 s.n. Los Angeles Tejon Canyon. Comment
  UCR180580  Eriogonum angulosum Scott D. White, Pam Devries 2006-5-10 11452 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Road 1098 Comment
  UCR54652  Eriogonum angulosum S. J. Myers 1988-9-30 s.n. Los Angeles Western Mojave Desert, Palmdale area, north of Elizabeth Lake Road, near the intersection with 25th St. West 841 Comment
  SBBG65250  Eriogonum baileyi var. baileyi R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  RSA632867  Eriogonum baileyi var. baileyi Robert F. Thorne, C. W. Tilforth 1971-6-29 40686 Los Angeles San Gabriel Mountains: Aliso Canyon. 854 Comment
  UCR127663  Eriogonum brachyanthum A. C. Sanders, Mark Elvin 2002-6-20 25255 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  RSA393139  Eriogonum cinereum Louis C. Wheeler 1931-11-11 343 Los Angeles Topanga Canyon, Santa Monica Mountains 305 Comment
  UCR141806  Eriogonum covilleanum June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, Whitethorn Spring [presumed near former Whitethorn Campground] on the Angeles Crest Highway 2317 Comment
  RSA590616  Eriogonum davidsonii Tim S. Ross, S. D. Boyd 1990-6-4 2800 Los Angeles San Gabriel Mountains: East-West ridge ca. 1400 m N of Mt Gleason: ridge separating the headwaters of Arrastre Canyon from upper west tributaries of Gleason Canyon. 1549 Comment
  SBBG125874  Eriogonum davidsonii A. Parikh, N. Gale 2010-6-10 1087 Los Angeles Sierra Pelona, NW of Vincent and Soledad Pass, 2.5 km NW of State Hwy 14; E Liebre Mtns 1087 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
  UCR205602  Eriogonum davidsonii R. G. Swinney 2008-5-13 8854 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon, 0.5 mi. south of Big Rock Creek Rd. 1293 Comment
  RSA775284  Eriogonum elongatum G. R. Johnstone 1929-7-14 s.n. Los Angeles Griffith Park. Comment
  SBBG62014  Eriogonum elongatum var. elongatum R. Hoffmann 1928-11-11 Los Angeles Little Rock Dam Comment
  SFV15564  Eriogonum fasciculatum R. K. Stachelek 1992-4-14 23 Los Angeles Santa Susana Mountains Los Angeles, Northridge. On left side of dirt road about 100 feet from entrance of Eddleston Park on Reseda Blvd. 400 Comment
  UCR155126  Eriogonum fasciculatum subsp. polifolium A. C. Sanders 2005-5-5 29924 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  UCR259642  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-5-7 12606 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of 'BP and L Rd' and Jimenez St./Dominica Ave. 378 Comment
  CAS-BOT-BC253260  Eriogonum fasciculatum var. foliolosum W. R. Dudley 1907-12-8 s.n. Los Angeles Sawpit Canyon near Monrovia Comment
  CAS-BOT-BC253261  Eriogonum fasciculatum var. foliolosum Wm. H. Brewer 1861-1-4 s.n. Los Angeles Camp 6, San Gabriel Canyon Comment
  RSA311407  Eriogonum fasciculatum var. polifolium Cheryl A. Lawson 1971-6-26 401 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Tujunga Canyon. Comment
  RSA607920  Eriogonum fasciculatum var. polifolium Louis C. Wheeler 1961-6-13 7872 Los Angeles San Gabriel Mountains: Pacoima Canyon at Bad Canyon 1098 Comment
  UC729549  Eriogonum giganteum Carl B. Wolf 1932-5-14 3632 Los Angeles above Amphitheatre; Santa Catalina Island, Avalon 60 Comment
  POM306339  Eriogonum gracile var. gracile Henry J. Ramsey, Henry J. Ramsey 1937-8-23 1421 Los Angeles Altadena. Comment
  SBBG127033  Eriogonum gracile var. gracile A. Parikh, N. Gale 2011-6-9 3436 Los Angeles S of Kentucky Springs Cyn, 0.4 km W of Angeles Forest Hwy, 2 km N of Aliso Cyn Rd; San Gabriel Mtns 1157 Comment
  SBBG62131  Eriogonum gracillimum R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  UCR209274  Eriogonum heermannii R. G. Swinney 2008-10-7 9484 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
Read comments
Oct 23 2020
  CAS-BOT-BC263039  Eriogonum maculatum A. D. E. Elmer 1902-6-1 3708 Los Angeles Unspecified Comment
  RSA226031  Eriogonum maculatum Robert F. Thorne, C. W. Tilforth 1971-6-29 40645 Los Angeles Angeles National Forest: along Little Rock Creek, 1.6 mi. above Little Rock Dam near Reservoir Campground 1006 Comment
  RSA641074  Eriogonum microtheca var. corymbosoides Orlando Mistretta, R. T. Hawke 1995-11-8 1949 Los Angeles San Gabriel Mountains. Comment
  CAS-BOT-BC268788  Eriogonum mohavense A. D. E. Elmer 1902-6-1 3651 Los Angeles Lancaster Comment
  RSA66039  Eriogonum mohavense F. W. Peirson 1919-5-11 407 Los Angeles Soledad Canyon, about 1 mile below Acton, sw. Mojave Desert. 808 Comment
  UC1032146  Eriogonum mohavense A. Lewis 1933-5-1 153 B Los Angeles 4 mi nw Palmdale; Elizabeth Lake Quadrangle Comment
  UC1537288  Eriogonum mohavense Gordon H. True 1935-4-19 274 Los Angeles Lovejoy Butte Comment
  RSA0105968  Eriogonum nudum var. pauciflorum R. G. Swinney 2011-7-8 15498 Los Angeles San Gabriel Mountains: Strawberry Potrero, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property. 1427 Comment
  RSA66005  Eriogonum parishii F. W. Peirson 1923-8-31 4004 Los Angeles Blue Ridge, north slope of San Gabriel Mountains. 2591 Comment
  JEPS56557  Eriogonum plumatella Ralph Hoffmann 1930-4-29 2335 A Los Angeles Lancaster 711 Comment
  SBBG120  Eriogonum plumatella R. Hoffmann 1927-8-31 Los Angeles Acton to Palmdale Comment
  JEPS56461  Eriogonum pusillum Frank W. Peirson 1923-8-31 4006 Los Angeles Blue Ridge San Gabriel Mountains, Blue Ridge Comment
  RSA424842A  Eriogonum pusillum Anstruther Davidson, H. E. Hasse 1906-6-1 1616 Los Angeles Big Rock Creek, Lowell Mine. Comment
  UC205963  Eriogonum saxatile I. M. Johnston 1917-7-31 1546 Los Angeles summit of Telegraph Pk. San Antonio Mountains, Telegraph Pk. 2743 Comment
  UCR248982  Eriogonum saxatile Elizabeth A. Kempton, Eric Paul 2006-6-28 402 Los Angeles Santa Clara Divide Road, Forest Service Road 3N17.4 1748 Comment
  UCR256575  Eriogonum saxatile Anuja Parikh, Nathan Gale 2011-6-28 3517 Los Angeles Transverse Ranage; San Gabriel Mountains, Upper Big Tujunga Canyon, 0.2 km SW of Shortcut Station, 0.4 km north of State Hwy 2, Angeles Crest Hwy 1293 Comment
  RSA0081128  Eriogonum thurberi R. G. Swinney 2010-6-29 13386 Los Angeles Hansen Dam Flood Control Basin, north margin of Hansen Lake, Hansen Dam Recreation Center. 305 Comment
  RSA761705  Eriogonum umbellatum R. G. Swinney 2008-10-10 9570 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  CAS-BOT-BC268174  Eriogonum umbellatum var. minus Frank W. Peirson 1920-9-12 21 Los Angeles Summit San Antonio Peak (Baldy) 3048 Comment
  CHSC112546  Eriogonum umbellatum var. minus Duncan S. Bell; Caitlin Elam 2013-8-1 5552 Los Angeles Transverse Ranges; San Gabriel Mountains region: Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; above Columbine Spring. 2312 Comment
  UC1375439  Eriogonum umbellatum var. minus Robert F. Thorne 1971-8-25 41245 Los Angeles summit of Mt. Burnham San Gabriel Mts., Angeles National Forest, Mt. Burnham 2740 Comment
  UCR20171  Eriogonum umbellatum var. minus T. P. Krantz 1979-9-15 s.n. Los Angeles San Gabriel Mountains, Pine Mt. Ridge 2134 Comment
  UCR202537  Eriogonum umbellatum var. minus R. G. Swinney 2001-8-9 8016 Los Angeles San Gabriel Mtns., Mount Williamson, third peak from east on the ridge 2513 Comment
  RSA703179  Eriogonum umbellatum var. munzii Scott D. White 2004-8-11 10713 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  RSA773977  Eriogonum umbellatum var. munzii R. G. Swinney 2009-7-22 11314 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  UCR124687  Eriogonum umbellatum var. munzii B. C. Templeton 1932-8-27 5111 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  UCR210090  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-8-13 9401 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.0 mi. east of Fenner Canyon 1793 Comment
  UCR189955  Eriogonum wrightii var. subscaposum R. G. Swinney 1998-9-7 6924 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, c. 1/4 mi. west of summit of Pine Mountain 2817 Comment
  CAS-BOT-BC297925  Eriophyllum confertiflorum LeRoy Abrams 1901-4-3 1264 Los Angeles Santa Monica Mts 243 Comment
  POM357906  Eriophyllum confertiflorum James B. McNair 1934-5-1 s.n. Los Angeles Verdugo Woodlands, N. Glendale Comment
  RSA131020  Eriophyllum confertiflorum Percy C. Everett, E. K. Balls 1959-6-2 23834 Los Angeles 1 miles NE of entrance of Stokes Canyon, Santa Monica Mountains. 229 Comment
  RSA29639  Eriophyllum confertiflorum Joseph A. Ewan 1933-6-17 10826 Los Angeles Dry canyon bottom, with Platanus Temescal Canyon, Santa Monica Mts. Comment
  RSA658356  Eriophyllum confertiflorum Naomi Zohman 1985-4-28 14 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  UCR108288  Eriophyllum confertiflorum Matilda Low 1997-4-3 29 Los Angeles Claremont, Bernard Biological Field Station (Claremont Colleges). NW corner of Mills Ave & Foothill Blvd 412 Comment
  UCR261358  Eriophyllum confertiflorum R. G. Swinney 2010-6-21 13292 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  SEINET10673350  Eriophyllum confertiflorum John T. Middleton 1936-4-6 Middleton 129 Los Angeles Hollywood Hills. Comment
  SEINET3146676  Eriophyllum confertiflorum var. confertiflorum G. B. Grant 409 Los Angeles Pasadena Comment
  CAS-BOT-BC308362  Eriophyllum nevinii June Giddings 1924-8-1 s.n. Los Angeles Pebbly Beach, Santa Catalina Island Comment
  POM358105  Eriophyllum pringlei Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  RSA518059  Eriophyllum pringlei Steve Boyd, Orlando Mistretta 1986-3-31 1537 b Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA595624  Eriophyllum pringlei L. C. Wheeler 1967-5-9 9381 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  CAS-BOT-BC296962  Eriophyllum wallacei W. R. Dudley; F. H. Lamb 1896-6-4 4318 Los Angeles Lancaster Comment
  UC1484390  Eriophyllum wallacei Dale E. Johnson with J. L. Strother 1974-4-24 93 Los Angeles w of Palmdale airport (1.9 km (1.2 mi) n of Avenue P on Sierra Hwy (road just e of and parallel to Hwy 14 [Mojave-San Fernando road])) Comment
  SD252347  Erodium botrys Steven A. Junak 2000-6-30 Sca 1354 Los Angeles Santa Catalina Island: Above Airport Road, across from Wrigley Reservoir, at turnoff for East Summit Vista area. 427 Comment
  CHSC95490  Erodium cicutarium LeRoy Gross 2002-3-7 491 Los Angeles Los Angeles Basin; Verdugo Mountains Region: North side; Off La Tuna Canyon Road, Santa Monica Mountains Conservancy Land. South of 210 Freeway. 579 Comment
  RSA0069880  Erodium cicutarium R. G. Swinney 2010-5-7 12607 Los Angeles Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of 'BP and L Rd'? and Jimenez St./Dominica Ave. 378 Comment
  SD181491  Erodium cicutarium LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 691 Los Angeles Transverse Ranges, Verdugo Mountains Region, south side, off dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned Summer-Fall 2002; Burbank 7.5' quad. Growing along shoulder of road and beyond on slopes near road. 783 Comment
  UCR197198  Erodium cicutarium Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 702 Los Angeles Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. South southwest of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 579 Comment
  SFV16503  Erodium moschatum S. Mason, H. M. Mason 1993-3-21 34 Los Angeles San Fernando Valley Los Angeles, Sepulveda. Backyard of 9629 Langdon Ave. 267 Comment
  POM127731  Erodium moschatum George B. Grant 1901-1 447 Los Angeles From Pasadena Collected, 1901-1905 Comment
  RSA0036213  Erodium moschatum Bill Duval s.n. Los Angeles Montrose. 60 Comment
  RSA652319  Erodium moschatum Jim Kishi 1948-2-23 s.n. Los Angeles Location: 1272 Glendora Ave., W. Covina. Comment
  SEINET3523298 Image available Erysimum asperum Norman Cooper 1948-4-21 2717 Los Angeles Saugus. 762 Comment
  CAS-BOT-BC40708  Erysimum capitatum I. M. Johnston 1917-6-20 1357 Los Angeles San Antonio Mountains. Baldy Lookout of USFS. 1828 Comment
  CAS-BOT-BC40717  Erysimum capitatum Alice Eastwood 1913-5-11 3160 Los Angeles San Fernando Wash. Comment
  CAS-BOT-BC40783  Erysimum capitatum Le Roy Abrams 1901-4-1 1339 Los Angeles Chatsworth Park. Comment
  UCR271045  Erysimum capitatum R. G. Swinney 2011-6-6 15012 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  UCD115000  Erysimum capitatum var. capitatum Daryl Koutnik; John Cuti 1978-4-12 341 Los Angeles Verdugo Mountains, south of La Tuna Canyon Road. 579 Comment
  SD215676  Erythranthe palmeri Louis C. Wheeler 1963-5-25 8258 Los Angeles San Gabriel Mountains: Upper Big Tujunga at Vetter Gulch Comment
  UCR272542  Eschscholzia caespitosa R. G. Swinney 2011-5-6 14578 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  RSA732720  Eschscholzia californica A. C. Sanders 2003-4-29 26188 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, N of Charlie Canyon and E Lake Hughes Rd. 396 Comment
  SBBG118133  Eschscholzia californica F. R. Fosberg 1931-4-1 4438 Los Angeles Hamilton Cyn, near Avalon 75 Comment
  UCR205193  Eschscholzia californica R. G. Swinney 2008-4-30 8713 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon 549 Comment
  RSA652129  Eschscholzia californica Ken Chapman, Glenn Harthorn, Don Lage 1949-5-3 s.n. Los Angeles San Dimas Canyon. 305 Comment
  SBBG16846  Eschscholzia californica K. A. Wilson 1961-3-11 980 Los Angeles Newhall, corner of Fernando Rd and 13th Street Comment
  RSA433674  Eschscholzia californica subsp. californica Amelia Eatherton 1930-04 s.n. Los Angeles Roadside, Eagle Rock Comment
  RSA249721  Eschscholzia ramosa Robert F. Thorne 1973-2-12 42476 Los Angeles Santa Catalina Island. N of Marine Science Station at Fisherman's Cove. 46 Comment
  RSA603535  Eschscholzia ramosa Sara L. Crockett 1997-4-2 649 Los Angeles Santa Catalina Island. Point above Empire Landing Quarry site, .25 miles N of Empire Landing Road, from point 2.4 miles from jct. with Airport Road. 241 Comment
  POM155677  Eucrypta chrysanthemifolia M. B. Dunkle 1928-3-13 1935 Los Angeles Santa Catalina Island. 244 Comment
  RSA158273  Eucrypta chrysanthemifolia Peter H. Raven 1962-5-10 17736 Los Angeles Deep canyon due north of Boulder, San Clemente Island 427 Comment
Read comments
Dec 15 2010
  SBBG17377  Eucrypta chrysanthemifolia var. chrysanthemifolia K. A. Wilson 1961-3-1 885 Los Angeles Mulholland Hwy, ca. 2 mi W of Las Virgenes Hwy Comment
  UC1349035  Eucrypta chrysanthemifolia var. chrysanthemifolia Robert F. Thorne and P. Everett 1965-5-10 34491 Los Angeles upper end Gallagher Canyon; Santa Catalina Island 411 Comment
  LA50504  Eulobus californicus Carl Epling; L. Ellison 1929-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  UCR213375  Euphorbia Dan S. Cooper 2010-3-20 20100320- 07 B Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR190383  Euphorbia albomarginata R. G. Swinney 2001-4-18 7879 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge 1223 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
  SD124827  Euphorbia maculata A. C. Sanders 1986-7-30 6810 Los Angeles El Segundo Dunes, immediately west of L.A. International Airport & Pershing Dr., east of Vista de Mar Blvd., coastal dunes formerly largely occupied by residential neighborhoods where houses were removed ca. 15 years ago, growing from a pavement crack 29 Comment
  SD126202  Euphorbia maculata A. C. Sanders 1987-9-18 7369 Los Angeles El Segundo Dunes, west of Los Angeles International Airport & Pershing Dr., much of this area was occupied by houses until ca. 15 years ago, streets & sidewalks remain & some ornamental plants have persisted, in cracks in cement on north edge of subsite 3 38 Comment
  UCD142587  Euphorbia maculata S. I. Apfelbaum 1980-9-26 24 Los Angeles San Pedro; Presidential lines boat docking facility. Comment
  POM8700  Euphorbia melanadenia P. A. Munz, R. D. Harwood 1920-3-13 3288 Los Angeles San Jose Hills 5 mi. W. of Pomona. 305 Comment
  UCD142561  Euphorbia melanadenia H. F. Copeland 1927-12-30 s.n. Los Angeles Near Azusa. Comment
  RSA680176  Euphorbia ocellata subsp. ocellata Scott D. White 2003-6-8 9504 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  UCR197181  Euphorbia peplus Valerie Soza, LeRoy Gross 2001-5-9 1195 A Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 274 Comment
  UCR210413  Euphorbia peplus R. G. Swinney 2008-12-4 9952 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1.8 mi. north of Sierra Madre Ave., north of bike trail parking lot, along flowing aqueduct of water filtration plant 223 Comment
  UCR216556  Euphorbia peplus Dan S. Cooper 2010-4-23 410- 56 C Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Griffith Park, Western Canyon, ridge NW of the observatory 291 Comment
  RSA607629  Euphorbia prostrata L. C. Wheeler 1951-8-19 6833 Los Angeles Pasadena. 1870 E. Walnut St. Comment
  SD230227  Euphorbia serpillifolia subsp. serpillifolia Louis C. Wheeler 1973-6-15 Los Angeles Los Angeles: Between San Diego (405) Fwy and Sepulveda Blvd., just E of Alameda St. Comment
  SBBG122062  Euphorbia spathulata A. Parikh, N. Gale 2003-5-24 742 Los Angeles Plum Cyn, 1.6 km SW of Cruzan Mesa, 2.8 km W of Sierra Hwy 570 Comment
  LA200961  Euphorbia terracina Carl Wishner; Daryl Koutnik 1999-10-4 CW 3456 Los Angeles 10.0 Comment
  UCR101738  Festuca californica L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mtns., NW slope of Smith Mtn, along the Bear Creek Trail 1250 Comment
  SEINET13387050 Image available Festuca dertonensis R. G. Swinney 2011-1 14078 Los Angeles San Gabriel Mountains: Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. (Mt. Wilson 7.5' Q.) ( T1N R11W S15) 235 Comment
  LA105055  Festuca perennis Barry A. Prigge; 1988-7-3 8213 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  CAS-BOT-BC474728  Ficus microcarpa R. E. Riefner, Jr. 2015-7-19 15 -200 Los Angeles City of Carson, E side of 110-Freeway along 190th St. 11 Comment
  RSA0088627  Ficus microcarpa R. E. Riefner Jr. 2014-7-13 14 -245 Los Angeles City of San Pedro, Port of Los Angeles, near Los Angeles Maritime Museum, Sampson Way at W. 6th St. 1 Comment
  CDA36029  Ficus palmata R. G. Swinney 2008-5-3 8891 Los Angeles San Gabriel Mtns.; San Gabriel Canyon at El Encanto, west bank of the river. Comment
  RSA0093711  Filago arizonica Steven A. Junak, Ralph N. Philbrick 2001-5-18 SCa- 1534 Los Angeles Santa Catalina Island. Cottonwood Canyon, just S of Cottonwood-Blackjack Road, ca. 2.6 miles inland from mouth of canyon. 256 Comment
  RSA188163  Filago arizonica R. F. Thorne 1966-4-4 35760 a Los Angeles Santa Catalina Island: Bluff SE of Ballast Point and Catalina Harbor, Isthmus 61 Comment
  RSA0069844  Filago californica R. G. Swinney 2010-4-20 12298 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA3553  Filago californica C. B. Wolf 1932-5-9 3497 q Los Angeles Along the road to Renton Mine, about due west of Pebbly Beach, Santa Catalina Island. 305 Comment
  UCR110892  Filago californica A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21989 Los Angeles San Gabriel Mtns., Soledad Pass area at the N foot of the mtns, c. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just south of Vincent Substation 1000 Comment
  UCR190408  Filago californica R. G. Swinney 2000-5-20 7693 Los Angeles San Gabriel Mtns., NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 756 Comment
  RSA562555  Filago gallica Steve Boyd, Orlando Mistetta 1993-5-11 8126 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of Forest on ridge dividing Whitney Canyon and Placerita Canyon 488 Comment
  RSA573559  Filago gallica Timothy S. Ross 1992-6-15 6585 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills) knoll at the head of the S fork of Sycamore Canyon. 372 Comment
  RSA453794  Foeniculum vulgare Robert L. Dressler 1948-7-28 63 Los Angeles Baldwin Hills, rolling hills with grass cover. Comment
  LA207722  Frangula californica Carl Epling; May 1926 sn Los Angeles Arroyo Seco Comment
  CAS-BOT-BC52560  Frangula californica subsp. californica C. H. M. 1907-10-14 s.n. Los Angeles Campo Comment
  CAS-BOT-BC223762  Frankenia salina Mrs. C. E. Miller 1918-6-11 s.n. Los Angeles Santa Catalina Island Comment
  RSA659121  Fraxinus dipetala LeRoy Gross 2001-3-25 354 Los Angeles Off Verdugo Crestline Drive, dirt road that is north of the 210 freeway in the northwest section of the Verdugo Mountains, just east of Sunland exit off ramp., You can get on this fire road from the west at Topley Lane and Newhome Ave. off Foothill Blvd. in the city of Sunland. 488 Comment
  LA50935  Fraxinus velutina Louis C. Wheeler; 1933-8-20 2091 Los Angeles San Gabriel Mountains, San Gabriel Canyon, 0.5 below Pine Canyon Dam 289 Comment
  RSA5836  Fraxinus velutina var. coriacea B. D. Stark 1932-11-23 4370 Los Angeles Lobo Canyon, Santa Monica Mts (Lobo Canyon is a fork of Triunfo Canyon). 274 Comment
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Apr 29 2014
  UC52227  Fritillaria biflora Pupils of Los Angeles High School April 1903 Los Angeles Los Angeles Comment
  RSA482515  Funastrum cynanchoides var. hartwegii Richard Noyes, L. Arnseth 1988-4-30 499 Los Angeles Claremont; 100 meters east of Thompson Creek Dam 500 Comment
  LA211193  Funastrum cynanchoides var. hartwegii Arthur C. Gibson; 2008-7-21 5337 Los Angeles HOLLYWOOD HILLS, Upper Runyon Canyon. Comment
  RSA574292  Galenia pubescens J. R. Ekhoff 1992-6-12 s.n. Los Angeles Signal Hill: disturbed, undeveloped property along Hill street in the two-block area between Stanley and Ohio Avenues. Area scheduled to be developed. 76 Comment
  RSA0081702  Galium andrewsii R. G. Swinney 2010-5-19 12803 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
  CAS-BOT-BC223024  Galium angustifolium A. C. Sanders; Karen Kirtland 2010-5-14 38355 Los Angeles South Coast: Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  RSA0021700  Galium angustifolium Duncan S. Bell, Caitlin Elam 2013-6-24 5273 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  RSA0085500  Galium angustifolium R. G. Swinney 2010-8-9 13456 Los Angeles 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
  RSA336401  Galium angustifolium subsp. angustifolium Robert F. Thorne, Dick Tilforth 1978-6-21 52329 Los Angeles San Gabriel Mountains: N of Bob's Gap Comment
  UC1375353  Galium angustifolium subsp. angustifolium Robert F. Thorne and C. W. Tilforth 1971-6-30 40804 Los Angeles on bank of branch of S Fork of Little Rock Creek 1.8 mi below Alder Saddle; San Gabriel Mts., Angeles National Forest, Pinyon Flats area 1554 Comment
  UC1409136  Galium angustifolium subsp. angustifolium R. F. Thorne and L. E. DeBuhr 1972-8-18 42245 Los Angeles just below peak of Mt. Islip; San Gabriel Mountains, Angeles National Forest 2499 Comment
  POM17180  Galium angustifolium subsp. angustifolium J. B. Feudge 1923-6-30 51 Los Angeles Manhattan Beach. 6 Comment
  RSA596223  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3398 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  POM367752  Galium aparine L. E. Hoffman 1929-5-5 s.n. Los Angeles Hermon Hills, Ave-57. Pasadena. Comment
  SBBG31333  Galium aparine R. F. Thorne 1966-4-5 35816 a Los Angeles small stream in Middle Ranch Cyn below Stage Station SW of Eagle's Nest 76 Comment
  UCR260386  Galium aparine R. G. Swinney 2010-6-21 13291 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  UC1409084  Galium catalinense Robert F. Thorne and Doug Propst 1973-2-12 Los Angeles on slopes of hill e Isthmus (above Banning House); Santa Catalina Island, Ironwood Gully 182 Comment
  POM67335  Galium catalinense subsp. catalinense Marcus E. Jones 1902-6-27 s.n. Los Angeles Santa Catalina Island. Comment
  RSA187782  Galium catalinense subsp. catalinense Robert F. Thorne 1966-4-30 36349 Los Angeles Santa Catalina Island; mouth of Gallagher's Canyon. 8 Comment
  RSA523449  Galium hallii Lauramay T. Dempster, Clare B. Hardham 1965-6-16 4125 Los Angeles San Gabriel Mountains: Angeles Crest Highway, Vincent Gulch Divide, 6585 feet. 2008 Comment
  SEINET3245983  Galium hilendiae R. G. Swinney 2009-1 10828 Los Angeles Transverse Range; San Gabriel Mtns.: Pechner Canyon, SE of community of Juniper Hills. 446 Comment
  RSA228844  Galium johnstonii Robert F. Thorne 1971-6-26 39996 Los Angeles San Gabriel Mountains, Angeles National Forest: along Mt. Wilson Road near junction with Mt. Lowe Road, NE slope of Mt. Markham 1616 Comment
  CDA6662  Galium parisiense L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mtns.: summit of Johnstone Peak Comment
  UCR140004  Galium parisiense L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mtns., summit of Johnstone Peak 976 Comment
  SD253550  Galium porrigens R. G. Swinney 2011-5-19 14781 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch) 0.6 milse SSE of junction of Colby Ranch Road and FS Road 3N19, upper Big Tujunga Canyon, south side of Coldwater Canyon creek (Chiloao Flat 7.5'Q) 1073 Comment
  POM12317  Gamochaeta pensylvanica F. L. Robinson 1921-5-9 63 Los Angeles Claremont. Comment
  UC1118553  Gamochaeta pensylvanica J. Horton 1937-6-7 450 Los Angeles Tanbark Flats Pomona Quadrangle, Tanbark Watershed, Tanbark Flats Comment
  CAS-BOT-BC159269  Garrya veatchii John Thomas Howell 1928-2-18 3350 Los Angeles On trail to Switzer's, Arroyo Seco, San Gabriel Mts. Comment
  POM132533  Garrya veatchii C. F. Baker 1905-2-15 4012 Los Angeles San Antonio Canyon near Claremont. Comment
  RSA598805  Garrya veatchii R. G. Swinney 1968-6-8 297 Los Angeles San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon. 1 mile E of Glendora Mtn Road on Big Dalton Canyon Road, Dirt area 1/4 mile E of road. 488 Comment
  RSA642512  Gaura coccinea D. E. Bramlet 1999-5-21 2785 Los Angeles Puente Hills. 549m northwest of the 57/60 freeway and 366m north of Grand Avenue. 488m southwest of Beaverhead Drive in Diamond Bar. 226 Comment
  UCD170713  Gayophytum R. G. Swinney 2008-8-13 9385 Los Angeles San Gabriel Mtns., east fork of Icy Springs drainage, tributary of Big Rock Creek, 0.3 mi. SE of Big Rock Creek Rd. 1805 Comment
  UCR271140  Gayophytum diffusum subsp. diffusum R. G. Swinney 2011-6-14 15110 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  RSA630265  Gayophytum heterozygum Scott D. White, Dave Bramlet 1998-8-11 7026 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  UCR269991  Gayophytum heterozygum R. G. Swinney 2011-7-21 15549 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  RSA228890  Gayophytum heterozygum Robert F. Thorne 1971-6-26 39987 -b Los Angeles Angeles National Forest. Near Chilao Old Camp. 1616 Comment
  POM355352  Gayophytum oligospermum Fordyce Grinnell Jr. 1910-6-4 s.n. Los Angeles San Gabriel Mountains Comment
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Feb 3 2011
  RSA0058250  Gazania linearis Richard G. Swinney 2010-4-20 12276 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA610211  Genista linifolia L. C. Wheeler 1970-9-3 s.n. Los Angeles San Gabriel Mountains: Mt. Wilson road below Henninger Flats. 670 Comment
  SBBG32034  Genista linifolia R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -314 Los Angeles Descanso Cyn 91 Comment
  CDA20110  Geranium rotundifolium M. O'Brien 2003-4-13 MOB 11 -03 Los Angeles South Coast; Topanga State Park, near the headquarters compound. 0 Comment
  RSA631083  Gilia angelensis L. C. Wheeler 1969-5-3 s.n. Los Angeles Bluebird truck trail. 716 Comment
  SD186281  Gilia capitata A. C. Sanders, Mark A. Elvin 2003-4-16 26038 Los Angeles Newhall Ranch, ca. 0.4 north of Highway 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mile south of Commerce Center Dr. along Franklin Parkway. 305 Comment
  RSA470214  Gilia capitata subsp. abrotanifolia Anstruther Davidson 1914-05 s.n. Los Angeles La Crescenta. Comment
  UC1922232  Gilia capitata subsp. abrotanifolia Valerie L. Soza, Laura Moore 2000-5-10 869 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. Near 34deg 14' 22.9'' N 118deg 18' .7'' W T2N R14W NE/4, SW/4 sec. 24. Comment
  UCD117690  Gilia capitata subsp. abrotanifolia Collector unknown 1923-5-22 273 Los Angeles Plume trail, Eaton Canyon. Comment
  RSA0011522  Gilia diegensis Orlando Mistretta, Christine Mistretta 2011-6-23 5743 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  SEINET3360605 Image available Gilia gilioides J. Craig 1927-6-8 405 Los Angeles Bear Canyon trail to summit of Mt. San Antonio, eastern Los Angeles Co. Comment
  UCR194047  Gilia modocensis R. G. Swinney 1999-5-22 7189 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, south of old homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
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May 3 2012
  RSA0012413  Gilia ochroleuca subsp. bizonata Orlando Mistretta, Christine Mistretta 2011-6-15 5694 -a Los Angeles Northern edge of San Gabriel Mountains, 0.6 air miles N of Aliso Cyn Rd,. 1078 Comment
  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
  RSA0016268  Gilia ochroleuca subsp. bizonata L. C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon. 762 Comment
  CAS-BOT-BC407850  Gilia ochroleuca subsp. ochroleuca Herbert L. Mason 1926-4-27 3044 a Los Angeles San Gabriel Mountains, Rock Creek 1219 Comment
  UCR189278  Gilia ochroleuca subsp. ochroleuca R. G. Swinney 1998-5-16 6096 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, Mescal Highlands, Graham Canyon, 1.7 mi. N of Panorama Way at Graham Cyn. Motorway, 0.6 mi. S of Ft. Tejon Rd. 1220 Comment
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May 3 2012
  CAS-BOT-BC407851  Gilia ochroleuca subsp. ochroleuca Alva Day 1973-4-23 73 -105 Los Angeles Hwy 138, 5 mi. W of Los Angeles Co. line, and just W of aquaduct Comment
  CAS-BOT-BC402065  Gilia ochroleuca subsp. vivida Geo. B. Grant 1906-6-15 s.n. Los Angeles Summit of Mt. Wilson, San Gabriel Mts. 1828 Comment
  CDA22263  Gilia tricolor subsp. tricolor Garrettson 1915-1 s.n.-A Los Angeles Montebello Hills District. 0 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
  SEINET269290  Gnaphalium californicum Scott D. White, Chet McGaugh 1995-5-9 3001 Los Angeles E edge of Santa Susana Mts W of San Grabriel Mts. Sunshine Canyon Landfill property: W of San Fernando Rd and I-5 Fwy 457 Comment
  UCR73399  Gnaphalium californicum T. S. Ross, O. Mistretta, M. Hammitt 1991-5-18 5199 Los Angeles San Clemente Island, 1300 ft NNW of Guds marker 268 Comment
  RSA657347  Gnaphalium californicum S. Campbell 1980-6-4 40 Los Angeles Verdugo Mountains: Eastern slope of Verdugo Mountains on hill between Wabasso Way and Opechee Way. 267 Comment
  UCR49275  Gnaphalium canescens subsp. microcephalum A. C. Sanders 1987-9-18 7378 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  RSA594211  Gnaphalium palustre L. C. Wheeler 1967-5-8 9308 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  RSA453473  Godetia bottae L. E. Hoffman 1929-6-23 s.n. Los Angeles Pacoima Canyon, Angeles Forest; Pacoima Wash. Open trail side. Comment
  HSC99671  Grayia spinosa C. E. Fellows 1965-4-19 16 Los Angeles Community of Llano, SW corner at intersection of Hwy. 138 and Victorville cutoff; high, S Mojave Desert Comment
  SD43397  Grayia spinosa Darley F. Howe 1948-5-3 Los Angeles 1.5 miles south of Lancaster. 609 Comment
  UCR124758  Grayia spinosa B. C. Templeton 1930-5-19 1459 Los Angeles San Gabriel Mtns., Mint Canyon, near Mojave Desert 854 Comment
  UCSB1693  Grayia spinosa Kamb, Peter 1948-3-13 Los Angeles Eastern Lovejoy Buttes, Antelope Valley 853 Comment
  SBBG8290  Grindelia hirsutula H. and M. Dearing 1941-2-13 4530 Los Angeles corner of Western and Manchester, Los Angeles Comment
  CAS-BOT-BC302130  Gutierrezia sarothrae Le Roy Abrams 1900-8-11 856 Los Angeles San Gabriel Canon [Canyon] Comment
  CAS-BOT-BC302131  Gutierrezia sarothrae F. Grinnell Jr. 1917-8-19 s.n. Los Angeles Pacoima Wash near San Fernando Comment
  CAS-BOT-BC282859  Hainardia cylindrica LeRoy Abrams 1902-6-20 2567 Los Angeles Ballona marshes near Mesmer Comment
  UCR147811  Haplopappus squarrosus Valerie Soza, Wayne Law, Laura Moore 2000-6-27 1031 Los Angeles San Gabriel Mountains, Firebreak above Upper Winter Creek Trail, c. 2 mi NW of Chantry Flat along FSR 2N41.2 N of San Olene Canyon 823 Comment
  UCR218010  Haplopappus venetus A. C. Sanders, Dan S. Cooper 2010-8-5 38576 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  RSA583083  Harpagonella palmeri T. S. Ross 1993-4-22 6921 Los Angeles Santa Catalina Island: SW part of the island in Bullrush Canyon; 1080 m due N of Cactus Peak (1560 ft); on terrace-like portion near base of northerly slope 259 Comment
  RSA628698  Harpagonella palmeri L. C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island. 0.3 mile south southeast Isthmus Bench Mark. 122 Comment
  CAS-BOT-BC309437  Helenium puberulum Scott D. White; Dave Bramlet 1998-8-11 7041 Los Angeles San Gabriel Mts. West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mi closed section of Hwy. 39 from ca. 1.6 mi W of jtn. Crystal Lk. access rd. to jtn. Hwy 2 2010 Comment
  SEINET11196747 Image available Helenium puberulum G. B. Grant 1904-6-5 547 -6102 Los Angeles Ballona Salt Marsh Comment
  RSA600756  Helianthus annuus L. C. Wheeler 1967-6-16 9856 Los Angeles San Gabriel Mountains : North side of Sunset Ridge under power line, Millard Canyon. 579 Comment
  CAS-BOT-BC305411  Helianthus annuus John Thomas Howell 1960-3-23 35144 Los Angeles Foothill Blvd., Tujunga Wash Comment
  POM359979  Helianthus annuus subsp. lenticularis L. C. Wheeler 1931-8-24 25 Los Angeles Roadside at edge of orchard 1 1/2 miles NNW Claremont 396 Comment
  UC55061  Helianthus nuttallii subsp. parishii Ernest Braunton 1902-9-1 698 Los Angeles Los Angeles Comment
  RSA0012951  Helianthus nuttallii subsp. parishii H. E. Hasse 1891-1 s.n. Los Angeles Cienega, Los Angeles Comment
  RSA770343  Heliotropium curassavicum R. G. Swinney 2008-6-24 9087 Los Angeles Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 244 Comment
  SBBG79046  Heliotropium curassavicum F. R. Fosberg 1931-4-4 7166 Los Angeles mouth of Cottonwood Cyn 2 Comment
  RSA360234  Hemizonia clementina M. B. Dunkle 1939-4-5 7277 Los Angeles Pyramid Cove, San Clemente Island. Comment
  RSA527592  Hemizonia clementina Steve Boyd 1990-4-8 4419 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  POM360272  Hemizonia fasciculata Wm. Martin 1971-8-11 s.n. Los Angeles Point Dume. 18 Comment
  UCR47732  Hemizonia minthornii J. T. Howell 1977-3-7 s.n. Los Angeles Santa Susana Mtns., Summit of Santa Susana Pass 488 Comment
  CATA3043  Herniaria hirsuta var. cinerea Amy Catalano 2016-3-21 052 Los Angeles Santa Catalina Island: West end of road to Native Plant Nursery in Middle Ranch 175 Comment
  SBBG98077  Herniaria hirsuta var. cinerea T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5093 Los Angeles North Head, WNW of new landing field 15 Comment
  LA34217  Hesperocnide tenella Peter H. Raven; 1959-5-9 14169 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  UCR199977  Hesperocnide tenella Valerie Soza, L. Lubinsky 2001-5-16 1228 Los Angeles Transverse Ranges; Verdugo Mountains, Northern San Rafael Hills, Liz's Loop (Edison Road) to Cherry Canyon Fire Road 427 Comment
  CATA412  Hesperocyparis macrocarpa Sara L. Crockett, Mark Hoefs, Steve Junak, Gary Allan 1996-10-31 549 Los Angeles Santa Catalina Island: Mt. Black Jack Campgrounds 451 Comment
  SEINET5778844 Image available Hesperoyucca whipplei Ira W. Clokey 1935-7-1 6994 Los Angeles Pasadena Glen Comment
  CAS-BOT-BC143689  Heteromeles arbutifolia John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  CAS-BOT-BC143700  Heteromeles arbutifolia E. R. Blakley 1962-6-9 5201 Los Angeles Canyon west of road, 2 1/2 miles north of China Point, San Clemente Island 167 Comment
  CAS-BOT-BC143701  Heteromeles arbutifolia Herman Knoche 1919-7-4 Series A, No. 1003 Los Angeles San Clemente Island, Camp Mosquito Comment
  RSA454325  Heteromeles arbutifolia Unspecified 1939-2-18 421 Los Angeles San Clemente Island. Comment
  RSA578631  Heteromeles arbutifolia Tim S. Ross, Steve D. Boyd, Steve Burns 1994-7-6 8121 Los Angeles Ruby Canyon: 3.1 road miles WNW of Ruby/Clearwater Saddle, along Ruby-Clearwater Truck Trail; NW side of Red Mountain. 744 Comment
  SFV21041  Heteromeles arbutifolia L. Gross 2001-11-10 450 Los Angeles Verdugo Mountains North side of mountains on Santa Monica Mountains Conservancy land. South side of La Tuna Canyon Road just west of the 210 Freeway, La Tuna Canyon exit. Sunny area near canyon bottom. 427 Comment
  RSA605984  Heteromeles arbutifolia var. arbutifolia Louis C. Wheeler 1932-6-18 834 Los Angeles San Dimas Canyon. 427 Comment
  RSA0072466  Heteromeles arbutifolia var. macrocarpa Carl B. Wolf 1936-1-3 7691 Los Angeles Santa Catalina Island. Avalon, slopes at east side of valley. 121 Comment
  CAS-BOT-BC318857  Heterotheca grandiflora S. B. Parish; W. F. Parish 1881-10-1 177 a Los Angeles Santa Monica Comment
  UCR205947  Heterotheca grandiflora A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37081 B Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  RSA0075645  Heterotheca grandiflora F. W. Peirson 1918-10-15 281 Los Angeles Foot of Echo Mountain Trail, south base of San Gabriel Mts. 548 Comment
  CAS-BOT-BC206618  Heuchera abramsii Wesley Griesel 1963-8-1 s.n. Los Angeles Slopes of Mt. San Antonio, San Gabriel Mts. 2987 Comment
  PASA2230  Heuchera elegans Frank W. Peirson 1922-5-30 Los Angeles West spur of Mt. Lowe 1341 Comment
  SEINET3161012  Heuchera elegans G. B. Grant 570 Los Angeles Summit of Mt. Lowe, S. CA 1829 Comment
  UCR194006  Heuchera elegans R. G. Swinney 1998-7-28 6517 Los Angeles San Gabriel Mtns., south fork of Cow Canyon at and above Fallen Leaf Spring, to 0.2 mi. south of Glendora Ridge Rd. 1427 Comment
  SBBG70471  Heuchera rubescens Anstruther Davidson -Jun-1893 Los Angeles Wilson's Peak Comment
  SEINET6087454  Heuchera rubescens Scott D. White 1998-6-29 6805 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA789058  Hieracium albiflorum Jane Tirrell 2012-7-20 LS 0113 Los Angeles Approx 100 ft above south side California State Route 2 at mile marker 66.43 2277 Comment
  SEINET8044065 Image available Hieracium argutum R. G. Swinney 2010-1 13454 Los Angeles San Gabriel Mountains: Big Santa Anita Canyon, Camp Sturtevant Heliport Trail 0 to 0.3 miles ENE of the campe and the jct. of the Mt. Zion Trail and the Sturtevant Trail. 427 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
  LA105585  Hirschfeldia incana Barry A. Prigge; 1989-5-10 8713 Los Angeles SANTA MONICA MOUNTAINS, Point Dume, above Dume Cove. 30 Comment
  UCD115121  Hirschfeldia incana Mark Hoefs 1973-7-13 375 Los Angeles Santa Catalina Island: Middle Ranch Canyon just above reservoir on North side of Main Road. 236 Comment
  UCR265466  Hordeum depressum Jordan Zylstra 2015-4-10 15002 Los Angeles Western Antelope Valley, Tejon Ranch, vicinity of Quail Lake, north of SR-138, east of Cement Plant Road 1016 Comment
  RSA716614  Hordeum marinum Andrea Edwards, Pam De Vries 2006-5-15 114 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  UCR118158  Hordeum murinum Scott D. White 1996-4-13 3934 Los Angeles Claremont. Geneva Avenue: north of San Jose, south of Arrow Highway, west of Indian Hill, east of Towne 323 Comment
  POM12254  Hordeum murinum subsp. glaucum F. L. Robinson 1921-4-15 33 Los Angeles Claremont. 365 Comment
  RSA639969  Hordeum murinum subsp. leporinum L. C. Wheeler 1967-5-29 9767 Los Angeles San Antonio Canyon, southwest of Spring Hill, between Dry Lake Canyon and Wildcat [Cat] Canyon. 884 Comment
  RSA607550  Horkelia cuneata subsp. puberula Louis C. Wheeler 1932-5-23 753 Los Angeles San Gabriel Wash at Arrow Hwy Comment
  RSA0126814  Horkelia rydbergii Louis C. Wheeler 1967-7-15 10027 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  SBBG105562  Hulsea vestita subsp. gabrielensis T. Ross 1994-5-31 7976 Los Angeles Pacifico Mtn ca. 860 m WNW of the 7124' summit 2072 Comment
  UCR199871  Hulsea vestita subsp. gabrielensis LeRoy Gross, Valentin Arvizu 2006-5-31 2469 Los Angeles San Gabriel Mountains, Forest Service Road surveys along Santa Clara Road (3N17.6) from Magic Mountain to a short distances east of Indian Canyon Road (4N37) 1424 Comment
  RSA93956  Hymenoclea salsola var. salsola F. W. Peirson 1921-5-19 1316 Los Angeles Little Rock Creek: north base of San Gabriel Mountains 945 Comment
  RSA199033  Hypochaeris glabra W. M. Gauntt 1966-4-9 137 Los Angeles Junction of Glendora Mountain Road with Glendora Ridge Road 915 Comment
  UCD133322  Hypochaeris glabra Jack Delaini; Ken Zekar 1974-4-30 151 Los Angeles east facing slope on west ridge of canyon. Lodi canyon, San Dimas Experimental Forest, Angeles National Forest. 822 Comment
  RSA611545  Imperata brevifolia L. C. Wheeler 1968-10-1 s.n. Los Angeles San Gabriel Mountains: Big Tujunga Canyon, near Doske Road, just E of Ybarra Canyon. 564 Comment
  RSA741417  Imperata brevifolia Justin M. Wood 2008-11-25 254 Los Angeles Big Tujunga Canyon, near road to Wildwood Picnic Area. On the N side of the road in vicinity of spring. 579 Comment
  UCR224023  Iris pseudacorus Steve Boyd, Rick Riefner 2007-4-27 11739 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
  RSA279091  Isocoma menziesii var. vernonioides R. F. Thorne 1974-9-12 45113 Los Angeles Santa Catalina Island, near Empire Landing. 46 Comment
  RSA607708  Isocoma menziesii var. vernonioides Scott D. White, Pam De Vries 1997-11-20 6026 Los Angeles Cismontane L.A. County: Big Tujunga Wash (San Gabriel Mtn. foothills / E San Fernando Valley): West of Sunland, SW of I-210 Freeway, E of Hansem Dam, and N of Wentworth St. 320 Comment
  SEINET12267915  Jacaranda mimosifolia R. E. Mason 1944-1 s.n. Los Angeles near Los Angeles Comment
  RSA401008  Juglans californica Mable Enamler 1929-7-8 13767 Los Angeles Topanga Canyon Comment
  RSA764418  Juglans californica Justin M. Wood 2009-8-18 1249 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  RSA781951  Juglans californica A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37169 Los Angeles Pomona, Cal Poly Pomona campus at Kellogg West. 259 Comment
  UCD169213  Juglans hindsii R. E. Riefner Jr. 2014-5-10 14- 113 Los Angeles San Fernando Valley, City of Los Angeles, Sepulveda Flood Basin, Sepulveda Basin Wildlife Area, Haskell Creek near Woodley Park, E of Woodley Ave, W of San Diego Freeway, N of Burbank Blvd. 213 Comment
  SBBG32111  Juncus balticus R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -199 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  RSA594997  Juncus bufonius Mark Hoefs, Steven A. Junak, Janet Takara, M. Gay 1995-7-12 2361 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 6 Comment
  UCR187243  Juncus bufonius A. C. Sanders 2006-5-16 32332 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake 991 Comment
  CHSC96312  Juncus macrophyllus LeRoy Gross; Michael Denslow, Bill Hogshead, Sarah Swartzentrub 2003-6-17 1072 Los Angeles Transverse Ranges: Verdugo Mountains region: North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. UTM Zone 11: 3788525N 0381831E. Unnamed canyon that Hostetter road follows to near the main crest. Could be La Tuna Canyon as this is near the head of that canyon. If this is La Tuna Canyon, then the canyon makes a turn from draining to the west, turns south so the drainage is north. These collections are around the bend in the canyon. 549 Comment
  RSA230240  Juncus macrophyllus Robert F. Thorne 1969-7-2 38220 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1601 Comment
  RSA550377  Juncus macrophyllus Timothy S. Ross 1992-7-10 6669 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon & Wickiup Canyon. 967 Comment
  RSA250501  Juncus mexicanus Robert F. Thorne, John Dourley 1967-10-10 37336 Los Angeles San Gabriel Mtns., Angeles National Forest: Jackson Lake. 1867 Comment
  RSA0127185  Juncus rugulosus Louis C. Wheeler 1967-7-20 10135 Los Angeles Aliso Canyon. 1067 Comment
  RSA368382  Juncus xiphioides I. M. Johnston 1917-8-23 1684 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  RSA594470  Juncus xiphioides Steve Boyd, Lauren Raz 1996-9-24 8938 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  CHSC99677  Juniperus californica LeRoy Gross 2000-8-25 260 Los Angeles Big Tujunga Wash/Verdugo Mountains: Orcas Park, entered from Foothill Blvd. onto Orcas Ave. Hiked west from park, heading toward Hansen Dam. East side of Hansen Dam, close to a deep depression (manmade) that has a few Salix growing in it. 324 Comment
  RSA352424  Juniperus californica F. R. Fosberg 1931-11-22 7061 Los Angeles Big Rock Creek 1400 Comment
  UCR95221  Juniperus californica L. C. Wheeler 1960-4-29 07683 Los Angeles San Gabriel Mtns. (NW), 0.5 mi NE of Kentucky Springs, east of Acton. Comment
  SEINET8981460 Image available Juniperus chinensis Arboretum Staff 68 P929 Los Angeles Los Angeles, Los Angeles State and County Arboretum Comment
  RSA659875  Keckiella breviflora Orlando Mistretta 1992-8-20 778 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. 1698 Comment
  CAS-BOT-BC235740  Keckiella cordifolia Carl B. Wolf 1931-7-30 2297 Los Angeles Base of Newhall Grade, 1/4 mile above crossing of Los Angeles Aqueduct 457 Comment
  CAS-BOT-BC235741  Keckiella cordifolia Grant 1901-4-8 3758 Los Angeles Avalon Comment
  UCD123785  Keckiella cordifolia Collector Unknown 1917-6-1 s.n. Los Angeles Hollywood Bowls, near Los Angeles. Comment
  UC444967  Kickxia spuria D. L. Crawford Aug 1915 503 Los Angeles mountains near Claremont Comment
  SEINET10606898  Koeleria macrantha LeRoy R. Abrams 1902-6-29 Abrams 2599 Los Angeles Open pine woods, Mt. Wilson. Comment
  CAS-BOT-BC111945  Kyllinga brevifolia T. C. Fuller 1967-1-23 s.n. Los Angeles Adj. to lawn, 131 Barlock Ave, S of Sunset Blvd btw UCLA & San Diego Freeway, Comment
  CAS-BOT-BC340396  Lactuca L. R. Abrams 1915-9-5 5482 Los Angeles Alhambra Comment
  LA202102  Lactuca serriola Monte Lloyd; 1950-7-31 500731p- 1715 Los Angeles University of California, Los Angeles, between athletic field and Faculty Hill 114 Comment
  UCR253911  Lagophylla ramosissima Mitch Provance 2010-5-11 0510- 15 Los Angeles Westernmost Mojave Desert, south of Hwy 138 between Quail Lake and Neenach 960 Comment
  RSA698763  Lagophylla ramosissima subsp. ramosissima LeRoy Gross, P. Morton 2004-6-10 1374 Los Angeles East end of the main crest; (Road surveys for the Angeles National Forest, road 7N23) Traveled from east to west [west to east] from the junction with Atmore Meadows road (7N19) along Sawmill Mountain to Burnt Peak road (7N23A) 1590 Comment
  CAS-BOT-BC273829  Lamarckia aurea LeRoy Abrams 1903-4-9 3244 Los Angeles Inglewood Comment
  POM352639  Lamarckia aurea M. B. Dunkle 1928-2-12 1702 Los Angeles Salte Verde, Santa Catalina Island. 213 Comment
  UCSB31365  Lamarckia aurea Parker, V. 1974-3-27 Los Angeles 500 ft above the San Pedro Channel; Fisherman's Cove, Santa Catalina Is. Comment
Read comments
Jun 4 2009
  RSA0035636  Lantana montevidensis Phil Elliott 1981-2-26 20 Los Angeles Cal Poly Pomona, 50 feet north of bldg. 3. Comment
  CAS-BOT-BC338122  Lasthenia californica Lewis S. Rose 1968-4-5 68020 Los Angeles Newhall Ranch 365 Comment
  RSA0055760  Lasthenia coronaria R. G. Swinney 2010-4-1 12144 Los Angeles San Gabriel Mountains: Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Mac 399 Comment
  UC30406  Lasthenia coronaria Harley P. Chandler 1898-3-10 Los Angeles Claremont Comment
  RSA681290  Lasthenia coronaria LeRoy Gross, Valerie Soza 2003-5-15 907 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. 518 Comment
  JEPS15065  Lasthenia gracilis G. B. Grant 1901-1-1 98 Los Angeles Pasadena Comment
  SBBG96991  Lasthenia gracilis S. Boyd with T. Ross, L. Arnseth 1990-4-8 4384 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  UC62985  Lasthenia gracilis H. M. Hall May 1 1902-May 3 1902 3077 Los Angeles vicinity Elizabeth Lake; Southern California, Antelope Valley 1066 Comment
  UCR155367  Lasthenia gracilis A. C. Sanders 2005-5-11 30127 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon, SW of Cruzan Mesa on bench on north side of canyon 573 Comment
  RSA0112071  Lathyrus Steven A. Junak 2000-5-18 SCa- 1295 Los Angeles Santa Catalina Island. Just E of town at isthmus, plant stop. 15 Comment
  CHSC856  Lathyrus vestitus E. Thomas 1940-4-6 Los Angeles Spreading grounds for San Antonio river. Comment
  UCR50690  Lathyrus vestitus subsp. vestitus Lyman Benson 1945-3-25 11615 Los Angeles San Gabriel Mtns., San Gabriel Mountains, Big Dalton Canyon, Glendora. 351 Comment
  SBBG38929  Lathyrus vestitus var. alefeldii E. R. Blakley 1963-4-7 5524 Los Angeles Middle Ranch Cyn, ca. 2.5 mi above Middle Ranch 274 Comment
  RSA748787  Lathyrus vestitus var. vestitus Justin M. Wood 2009-4-13 486 Los Angeles Foothills above the city of Sierra Madre, one carter estates at the end of Baldwin Ave. 49 Comment
  RSA600905  Lathyrus vestitus var. vestitus L. C. Wheeler 1968-3-21 s.n. Los Angeles Foothills of San Gabriel Mountains: West Debris Basin, Brown School for Girls. 365 Comment
  RSA659956  Layia glandulosa Orlando Mistretta 1992-5-18 342 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  UCR141189  Layia glandulosa June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  UCR270052  Layia glandulosa R. G. Swinney 2011-4-20 14429 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
  POM30332  Layia glandulosa Marcus E. Jones 1882-5-1 s.n. Los Angeles Los Angeles. Comment
  CAS-BOT-BC380214  Layia platyglossa M. E. Jones 1882-5-3 s.n. Los Angeles Pasadena Comment
  UC89340  Layia platyglossa T. S. Brandegee 1890-5-8 Los Angeles San Pedro Comment
  UCD133994  Layia platyglossa Daryl Koutnik; Vickie Dawes 1978-4-20 386 Los Angeles North Hollywood at the intersection of Laurel Canyon Blvd. and Stagg Street. 243 Comment
  OBI15819  Layia platyglossa Bill Arbaugh 1966-4-16 36 Los Angeles W on 138 from Landcaster [Lancaster] 701 Comment
  SD28058  Layia platyglossa subsp. campestris Carl B. Wolf 1932-5-11 3551 Los Angeles Santa Catalina Island; west side of Isthmus Harbor. 29 Comment
  CAS-BOT-BC534350  Lemna gibba Miss S. P. Monks 1900-12-1 s.n. Los Angeles Los Angeles River Comment
  RSA0062858  Lemna minor LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6771 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UC856434  Lepidium flavum Lewis S. Rose 1937-4-9 37084 Los Angeles 6 mi se Llano 1036 Comment
  CHSC95547  Lepidium fremontii LeRoy Gross 2005-5-19 2301 Los Angeles Mojave Desert; West Mojave Desert region: South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway. Started at Ave A, Near 34.820450N 118.16535W then walked south to 34.81703, 118.16403W. 722 Comment
  RSA188360  Lepidium lasiocarpum R. F. Thorne, P. Everett 1965-6-24 35028 Los Angeles Catalina Island. Rancho Escondido, Escondido Canyon 213 Comment
  SBBG98629  Lepidium lasiocarpum var. lasiocarpum T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5335 Los Angeles between Box and Horse Cyns 484 Comment
  UC284784  Lepidium lasiocarpum var. lasiocarpum P. A. Munz 1923-4-8 6609 Los Angeles nw coast San Clemente Island Comment
  RSA629722  Lepidium virginicum var. virginicum L. C. Wheeler 1947-3-23 6460 Los Angeles San Gabriel Mountians; Kinneloa Canyon. Comment
  CAS-BOT-BC328073  Lepidospartum squamatum Alice Eastwood 1915-8-25 4918 Los Angeles Duarte Comment
  CDA8163  Lepidospartum squamatum J. B. Cook, J. Mann 1963-10-3 Los Angeles 1634 Houston Court, Claremont. 0 Comment
  UCSB7155  Lepidospartum squamatum Philbrick, Ralph 1954-9-30 Los Angeles The south slope of San Antonio Canyon 701 Comment
  RSA0062660  Leptodactylon californicum Toppenberg 1961-5-19 s.n. Los Angeles Old Mt. Baldy Road. Comment
  RSA126669  Leptosiphon androsaceus P. H. Raven, Henry J. Thompson 1959-5-5 14127 Los Angeles Mullholand Highway 1 mile W of Las Virgenes Road; Malibu Creek drainage. 274 Comment
  RSA729830  Leptosiphon breviculus R. G. Swinney 1998-7-8 6351 Los Angeles San Gabriel Mtns.: Wright Mountain, south of Wrightwood. 2585 Comment
  RSA788854  Leptosiphon breviculus J. Mark Porter, Lauren Machen 2012-5-30 15131 .2 Los Angeles Along CA Hwy 2 (Angeles Crest Highway) across the highway from Dawson Saddle Trail (and pull-off). 2412 Comment
  POM263549  Leptosiphon liniflorus J. C. Roos 1937-5-31 649 Los Angeles Lancaster. Comment
  POM364639  Leptosiphon liniflorus Fordyce Grinnell Jr. 1915-9-6 s.n. Los Angeles Near Pasadena. Comment
  UCD118982  Leptosiphon parviflorus Gerald Dickinson 1962-5-17 38 Los Angeles Topanga Boulevard and Upper Robinson Road, Santa Monica Mountains. 304 Comment
  SJSU2491  Leptosyne bigelovii H. L. Buckalew 1962-4-18 Los Angeles Mohave Desert between Vincent & Little Rock Comment
  UCSB6465  Leptosyne californica Haller, John 1957-4-13 Los Angeles On Palmdale Ave. 0.7 miles E. of junc. with Calif. 138 and ca. 9 miles E. of center of Palmdale 762 Comment
  OBI49571  Leptosyne gigantea A. C. Sanders 1988-2-3 7594 Los Angeles El Segundo Dunes, immed W of LA international airport & Pershing Dr, E of Vista Del Mar Blvd 30 Comment
  CAS-BOT-BC339288  Lessingia glandulifera var. glandulifera Louis Wheeler 1931-9-1 48 Los Angeles 2 mi. N Claremont 411 Comment
  POM361799  Lessingia glandulifera var. glandulifera Anstruther Davidson s.n. Los Angeles Little Rock. [San Gabriel Mts.] Comment
  UC501463  Lessingia glandulifera var. peirsonii Frank W. Peirson 1923-6-9 3550 Los Angeles King Canyon Liebre Mts., King Canyon 1173 Comment
  POM800  Lewisia rediviva I. M. Johnston 1917-6-20 1493 Los Angeles San Antonio Mountains: Baldy Lookout of U.S.F.S. 1982 Comment
  CAS-BOT-BC283747  Leymus condensatus W. Griesel; B. Miller 1963-7-2 s.n. Los Angeles Old Grapevine, Angeles National Forest 914 Comment
  UCR19535  Lilium humboldtii John P. Hill 1932-6-18 s.n. Los Angeles Verdugo woodlands in the Verdugo Hills 292 Comment
  UCR182384  Lilium parryi R. G. Swinney 1997-7-22 5705 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  UCR189876  Lilium parryi R. G. Swinney 1998-7-21 6463 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, vicinity of junction of Upper Fish Fork Trail and Dawson Peak Trail 1951 Comment
  RSA536069  Limonium perezii Tim S. Ross 1991-5-22 5436 Los Angeles San Clemente Island: lower Wilson Cove Canyon, just W of the dock activities 12 Comment
  UCR182218  Limosella acaulis R. G. Swinney 1997-6-19 5611 Los Angeles San Gabriel Mtns., SE end of Jackson Lake, west of Wrightwood 1872 Comment
  UCR259465  Limosella acaulis R. G. Swinney 2010-9-7 13704 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA230379  Limosella acaulis Robert F. Thorne, M. Z. Thorne 1969-7-10 38381 Los Angeles San Gabriel Mts., Angeles National Forest: Wet margin of Jackson Lake. 1860 Comment
  RSA468561  Linanthus androsaceus subsp. luteolus N. C. Cooper 1948-4-21 2724 Los Angeles Littlerock. 762 Comment
  RSA592177  Linanthus aureus L. C. Wheeler 1967-5-12 9439 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  SEINET7063574  Linanthus aureus A. G. Vestal 1947-4-8 s.n. Los Angeles Near Littlerock on Route 139. UTM Zone 11, 409714mE, 3820375mN. (WGS84/NAD83). 881 Comment
  HSC84051  Linanthus californicus David Charlton 1987-1-31 635 Los Angeles Saddle Peak, Santa Monica Mtns. Steep E-facing hillside beside road 610 Comment
  LA94748  Linanthus californicus Norman A. Cole; May 1964 363 Los Angeles SANTA MONICA MOUNTAINS, 6.3 mi from Pacific Coast Hwy along Piuma Rd. 579 Comment
  POM65161  Linanthus californicus C. F. Baker 1903-8-2 3652 Los Angeles San Antonio Canyon, Claremont. Comment
  RSA468457  Linanthus californicus N. C. Cooper 1949-6-18 4197 Los Angeles Mt. Baldy Resort. 1220 Comment
  RSA468484  Linanthus californicus David Young 1969-3-15 P- 399 Los Angeles 3 mi. NW of Chasworth, California S. of Hwy 118 on Santa Susana Rd. 293 Comment
  RSA549149  Linanthus californicus T. S. Ross, Peter Fritsch 1990-6-20 3653 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  RSA652608  Linanthus californicus Bill Amling 1948-4-26 15 Los Angeles 3 1/2 mi. north of Azusa Canyon road. 305 Comment
  RSA674777  Linanthus californicus Scott D. White, Kent Hughes 2000-5-16 7854 Los Angeles Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  RSA695501  Linanthus concinnus Valerie L. Soza, Naomi Fraga 2003-7-3 1710 Los Angeles Big Rock Creek; Manzantia Trail. 1593 Comment
  RSA165263  Linanthus dianthiflorus subsp. dianthiflorus Mark Parratt 1963-4-26 526 Los Angeles Santa Catalina Island, Isthmus area. 183 Comment
  UCR137736  Linanthus liniflorus subsp. pharnaceoides L. C. Wheeler 1947-6-13 6519 Los Angeles San Gabriel Mountains, mesa south of San Antonio Canyon [near San Bernardino Co. line] Comment
  RSA337415  Linanthus parryae R. F. Thorne, Gary D. Wallace 1973-4-25 43377 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  SEINET10446537  Lindera thomsonii var. velutina David B. Dunn 1941-3-22 Dunn 894 Los Angeles 3 mi N from Clear Creek Service Station; N side of Tehachepis-oak covered hills. Comment
  LA33626  Lithophragma affine Peter H. Raven; 1959-5-3 14099 Los Angeles Santa Monica Mountains, Laurel Pass, Mulholland Drive 0.5 mi. W of Laurel Pass 365 Comment
  RSA584621  Lithophragma affine T. S. Ross, Steve Boyd 1991-4-25 4612 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  UCR238658  Lithophragma bolanderi Anuja Parikh, Nathan Gale 2010-6-23 3361 Los Angeles Transverse Range; San Gabriel Mtns., upper Shortcut Canyon, 1.4 km S of State Highway 2 (Angeles Crest Hwy), 1.3 km NNW of West Fork San Gabriel River 1275 Comment
  CAS-BOT-BC430951  Lithophragma bolanderi Mrs. R. W. Summers 1890-3-16 s.n. Los Angeles Sulphur Wells Comment
  HSC24929  Lithophragma bolanderi T. Rainey 1967-4-14 Los Angeles 8 mi. N of Pomona in San Dimas Canyon in Angeles National Forest in San Gabriel Mtns. 610 Comment
  RSA590473  Lithophragma heterophyllum T. S. Ross, W. Appleby 1993-5-20 7198 Los Angeles Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring. 915 Comment
  POM48105  Lobelia dunnii var. serrata I. M. Johnston 1924-8-13 s.n. Los Angeles Evey Canyon, San Antonio Mountains 701 Comment
  RSA149780  Lobelia dunnii var. serrata Wesley O. Griesel 1961-09 s.n. Los Angeles At Switzer's Camp in the San Gabriel Mts. 762 Comment
  RSA602763  Lobularia maritima L. C. Wheeler 1972-12-24 12798 Los Angeles San Gabriel Mountains: Las Flores Canyon. 823 Comment
  RSA605864  Lobularia maritima L. C. Wheeler 1966-10-25 9073 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  RSA611634  Loeflingia squarrosa var. squarrosa Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10116 Los Angeles Liebre Mountains region: Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2.4 miles west of junction with Sierra Highway in Mint Canyon. 609 Comment
  RSA574500  Loeseliastrum matthewsii R. G. Swinney 1993-8-31 2613 Los Angeles Cajon Canyon, SW of jct of Hwy 138 and I-15, in Cajon wash. 945 Comment
  JEPS23686  Logfia filaginoides Peter H. Raven and Henry J. Thompson 1959-5-5 14152 Los Angeles 4.1 mi nw Tapia Park (on road to Malibu Lake); Santa Monica Mountains 182 Comment
  UCR95289  Logfia filaginoides L. C. Wheeler 1967-5-8 9298 Los Angeles Liebre Mountains, Between Bouquet Junction and Bonnelli Ranch 396 Comment
  RSA651814  Lolium Dean Brown 1948-5-19 9 Los Angeles One half mile west of Brackett Airport, on Puddingstone Avenue. 228 Comment
  UCR210204  Lolium perenne R. G. Swinney 2008-8-14 9431 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek at South Fork Campground Spring 1402 Comment
  RSA226070  Lolium temulentum R. F. Thorne 1971-6-17 39949 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  IRVC29538  Lomatium dasycarpum A. C. Sanders 2003-4-29 26171 Los Angeles Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. Western San Gabriel Mtns. 396 Comment
  RSA670042  Lomatium dasycarpum D. Yost 1967-4-15 s.n. Los Angeles Malibu 152 Comment
  RSA452084  Lomatium dasycarpum subsp. dasycarpum George R. Johnston 1931-5-3 s.n. Los Angeles Santa Susana Mountains, Pico Canon. Comment
  UC1400375  Lomatium dasycarpum subsp. dasycarpum Robert F. Thorne 1971-3-31 41458 Los Angeles Claremont, Johnson's Pastures, N of Mountain Ave. San Gabriel Mountains 548 Comment
  SBBG59688  Lomatium dissectum var. multifidum R. Hoffmann 1931-4-5 Los Angeles north Bouquet Cyn Comment
  UC21219  Lomatium lucidum A. J. McClatchie 1893-3-25 5 Los Angeles Pasadena Comment
Read comments
Dec 9 2010
  RSA452136  Lomatium lucidum Anstruther Davidson 1890-04 s.n. Los Angeles [no locality information provided] Comment
  SFV2586  Lomatium lucidum R. L. Armacost 1957-5-7 853 Los Angeles Santa Monica Mountains Zuma Canyon. Comment
  RSA599327  Lomatium mohavense subsp. longilobum Steve Boyd, Lauren Raz 1997-3-26 9355 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  RSA729299  Lomatium nevadense R. G. Swinney 1998-7-2 6206 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  SBBG59784  Lomatium nevadense R. Hoffmann 1929-5-22 Los Angeles hills above Elizabeth Lake Comment
  RSA586346  Lomatium nevadense var. parishii Orlando Mistretta 1995-3-17 1547 Los Angeles Slopes southwest of Little Rock reservoir. On Emma section of Little Rock Creek Management Unit. 1219 Comment
  UCR239036  Lomatium nevadense var. parishii Anuja Parikh, Nathan Gale 2010-6-1 3241 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 3.9 km west of State Hwy 14, 1.9 km southwest of California Aqueduct, under power lines 1070 Comment
  SEINET13944683 Image available Lomatium utriculatum Frank W. Gould 1944-1 2297 Los Angeles Near corner of Ardsheal Drive and Skyline Drive, Whittier Hills Comment
  RSA250660  Lomatium vaginatum R. F. Thorne 1971-3-31 41453 Los Angeles Johnson s Pastures, N of Mountain Ave., Claremont. 549 Comment
  RSA717056  Lomatium vaginatum Andrea Edwards, Pam De Vries 2006-4-11 70 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  SD69849  Lonicera hispidula var. vacillans Robert F. Thorne, D. Propst 1968-5-27 37624 Los Angeles Santa Catalina; in upper Skull Canyon. 299 Comment
  UC303436  Lonicera interrupta I. M. Johnston 1917-8-23 1713 Los Angeles Prairie Fork of San Gabriel River San Antonio Mountains 1524 Comment
  RSA535561  Lonicera subspicata var. denudata T. S. Ross 1991-9-2 5909 Los Angeles Santa Monica Mountains; near Mulholland Hwy at Yerba Buena Rd. 473 Comment
  UC1289150 Image available Lorandersonia spathulata Loran C. Anderson 1961-10-14 2052 Los Angeles Claremont; in garden; Otero Co. 411 Comment
  RSA406411  Lotus Anstruther Davidson s.n. Los Angeles Los Angeles. Comment
  RSA498766  Lotus Katherine O. Haughton 1931-7-15 s.n. Los Angeles Los Angeles Comment
  RSA406764  Lotus argophyllus subsp. ornithopus Reid V. Moran 1941-2-19 594 Los Angeles San Clemente Island. Middle Ranch. 500 Comment
  RSA406751  Lotus argophyllus subsp. ornithopus R. J. Smith 1934-5-24 s.n. Los Angeles Santa Catalina Island. Comment
  UC126744  Lotus argophyllus var. argenteus I. J. Condit 1908-6-27 12 Los Angeles Santa Catalina Island 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
  CATA1376  Lotus corniculatus Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2498 Los Angeles Santa Catalina Island: Upper Bulrush Reservoir 292 Comment
  RSA599766  Lotus crassifolius var. crassifolius Steve Boyd, David E. Bramlet, Harry Spilman, Nancy Hanson, Susan Hobbs 1997-5-10 9785 Los Angeles Liebre Mountains region: Along summit of Liebre Mountain on Forest Service Road 7N23, 0.6 miles west of the intersection with 7N23E leading to Bear Gulch Camp. 1097 Comment
  HSC98246  Lotus hamatus Wendell Wood 1970-6-22 28 Los Angeles Tujunga Canyon Rd., 3 mi. beyond intersection of Mt. Gleason Ave., Tujunga 457 Comment
  RSA748345  Lotus heermannii Justin M. Wood 2009-6-1 793 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  POM7134  Lotus heermannii var. heermannii C. F. Baker 1904-05 4715 Los Angeles hills near Clarmont Comment
  UCR126889  Lotus humistratus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, and others 2003-4-29 26155 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east Lake Hughes Road 488 Comment
  POM156332  Lotus nevadensis var. davidsonii L. R. Abrams 1902-6-30 2604 Los Angeles Mt. Wilson. Sierra Madre Trail Comment
  RSA652441  Lotus oblongifolius var. oblongifolius Marion P. Harthill 1972-4-7 s.n. Los Angeles Azusa Canyon. 457 Comment
  UCR222736  Lotus procumbens R. G. Swinney 2009-5-12 10717 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, 0.3 mi. SE of junction of Alimony Ridge and Alimony Ridge Rd. 1253 Comment
  UC1586217  Lotus purshianus var. purshianus Tim Ross 1991-8-16 5831 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat U.S.G.S. 7.5' Quad. 1719 Comment
  CAS-BOT-BC505213  Lotus salsuginosus D. E. Bramlet 2005-4-13 3799 Los Angeles Puente Hills, Powder Canyon 229 Comment
  RSA0058216  Lotus salsuginosus R. G. Swinney 2010-6-23 13352 Los Angeles San Gabriel Mountains/Verdugo Mountains: Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  UCR155643  Lotus salsuginosus A. C. Sanders, T. B. Salvato 2005-4-26 29691 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  POM1869  Lotus scoparius Crawford, Hyatt 1916-3-28 s.n. Los Angeles Santa Monica Mountains. 305 Comment
  POM305068  Lotus scoparius Henry J. Ramsey, Henry J. Ramsey 1937-1-3 351 Los Angeles Altadena 457 Comment
  UCR270924  Lotus scoparius subsp. brevialatus R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14329 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  UCR258613  Lotus scoparius subsp. scoparius R. G. Swinney 2010-3-10 11819 Los Angeles San Gabriel Mountains, NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  RSA608500  Lotus scoparius var. scoparius L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: West side of Bear Creek off West Fork San Gabriel River. 655 Comment
  RSA724513  Lotus strigosus K. Dobry 1991-5-2 564 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  RSA724520  Lotus strigosus K. Dobry 1991-5-2 580 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  RSA249814  Lotus strigosus R. F. Thorne 1973-4-25 43381 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  RSA529307  Lotus strigosus T. S. Ross 1991-4-8 4453 Los Angeles Elephant Hill: western Pomona 229 Comment
  RSA406349  Lotus wrangelianus Blanche Trask 1900-04 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  UC865544  Lupinus I. W. Clokey, C. B. Clokey and B. C. Templeton 1930-5-13 4746 Los Angeles Boquet Canyon Comment
  CAS-BOT-BC198292  Lupinus Fred E. Burlew 1920-4-23 s.n. Los Angeles Hills above Glendale. Comment
  RSA646988  Lupinus agardhianus LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 200 Los Angeles San Rafael Hills: South of Descanso Garden and north of the main ridge . 488 Comment
  SBBG18732  Lupinus albifrons var. douglasii E. R. Blakley 1963-4-7 5536 Los Angeles Farnsworth Spring, NW of Avalon on the island rd 365 Comment
  RSA0106835  Lupinus bicolor R. G. Swinney 2011-5-10 14633 Los Angeles San Gabriel Mountains: Angeles Natl. Forest, Manzanita Mt., at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center. 616 Comment
  RSA593020  Lupinus bicolor Steve Boyd 1996-4-25 8729 Los Angeles Liebre Mountains, southwestern flank of Liebre Mountain, north side of Cold Canyon along Forest Service Road 7N23 ca 2.3 road miles N of jtn with 7N22. 1537 Comment
  SBBG133675  Lupinus bicolor L. Gross, P. DeVries, O. Gasser 2015-4-7 6945 Los Angeles Arrastre Cyn, near Acton; started at the junction between Arrastre Cyn Rd and Moody Truck Trail; follow the crk and slope beyond where Moody Truck Trail crosses the crk, NE side slope only 807 Comment
  UC130328  Lupinus bicolor J. Burtt Davy May 9 1896-May 24 1896 2544 Los Angeles Manzana Angelope Valley, Manzana (Antelope Valley) Comment
  RSA756009  Lupinus bicolor Orlando Mistretta, Christine Mistretta 2008-4-29 2548 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 65 per TRTP Survey 2008), just E of State Hwy 14 (Antelope Valley Fwy), in the vicinity of Vincent. 976 Comment
  RSA598938  Lupinus bicolor subsp. marginatus Steve Boyd, T. S. Ross 1997-3-21 9196 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  POM12240A  Lupinus bicolor subsp. microphyllus F. L. Robinson 1921-4-20 40 Los Angeles Claremont. Comment
  SEINET10484903  Lupinus bicolor subsp. microphyllus David B. Dunn 1948-3-20 Dunn 3783 Los Angeles Along a roadside about 1 block w of grand ave. On cypress ave. About a mile ne Of covina. Comment
  RSA167570  Lupinus bicolor subsp. tridentatus Robert F. Thorne, Percy C. Everett 1964-4-15 33688 Los Angeles 10 miles NW of Mariposa Comment
  SBBG113039  Lupinus concinnus S. A. Junak with K. Kirkland 1998-4-30 SCa 558 Los Angeles upper part of Hamilton Cyn drainage, just downslope from Airport Rd 304 Comment
  RSA600028  Lupinus concinnus subsp. concinnus Steve Boyd, Lauren Raz 1997-5-6 9713 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  SBBG17042  Lupinus excubitus K. A. Wilson 1961-3-11 996 Los Angeles San Francisquito Cyn Rd and Clear Water Cyn Comment
  SD146266  Lupinus excubitus A. C. Sanders, D. Malueg 1998-6-24 22060 Los Angeles San Gabriel Mountains, CCC Ridge, off Hwy 2 just north of Pasadena city limits, So. CA Edison Mesa-Vincent transmission line at tower 16-2, open disturbed area; Condor Peak 7.5' quad. 822 Comment
  UCR186956  Lupinus excubitus subsp. austromontanus A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31968 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  CAS-BOT-BC216651  Lupinus excubitus subsp. hallii I. M. Johnston 1918-7-6 2078 Los Angeles Prairie Fork of San Gabriel River 1828 Comment
  SEINET10485289  Lupinus excubitus var. hallii David B. Dunn 1957-5-18 Dunn RSA 6226 x 6453 Los Angeles Plants 3 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Pressed by howard brown. Hybridization by david b. Dunn. The numbers Are the field plant numbers of rsa. 1St # is female parent x 2nd # male Parent. () Parenthetic # is f1 plant number. Seeds from open field pollen Vector. Comment
  CAS-BOT-BC216546  Lupinus excubitus var. johnstonii I. M. Johnston 1917-7-15 1479 Los Angeles Head of S Fork Lytle Creek 1828 Comment
  SBBG69110  Lupinus formosus R. Hoffmann 1925-4-19 Los Angeles W border of Antelope Valley Comment
  RSA308923  Lupinus formosus var. formosus Patricia Wilder 1961-6-24 947 Los Angeles San Dims Experimental forest, 1/2 mi. from Glendora ridge rd junction (west end) 1341 Comment
  UC1952556  Lupinus guadalupensis M. B. Dunkle 1939-4-5 7279 Los Angeles San Clemente Island, Pyramid Cove Comment
  POM2496  Lupinus hirsutissimus C. F. Baker 1904-4-1 4096 Los Angeles Claremont. Comment
  UCSB6981  Lupinus hirsutissimus McElwain, I. 1953-3-7 Los Angeles 1/4 mile north 18000 Bull Canyon Rd., Granada Hills Comment
  RSA0013555  Lupinus latifolius Orlando Mistretta, Christine Mistretta 2011-6-30 5783 Los Angeles North Fork Mill Creek; along Forest Road 3N27. 1200 Comment
  RSA641646  Lupinus latifolius subsp. parishii L. C. Wheeler 1967-9-3 10637 Los Angeles San Gabriel Mountains; Prairie Fork. 2317 Comment
  CAS-BOT-BC211713  Lupinus longifolius Alice Eastwood 1906-5-27 139 Los Angeles Laurel Canyon Comment
  RSA746946  Lupinus longifolius R. G. Swinney 2008-4-30 8715 Los Angeles San Dimas Experimental Forest, Monroe Canyon 549 Comment
  UC218140  Lupinus longifolius P. A. Munz and R. D. Harwood 1920-5-17 3996 Los Angeles Topango Canyon; Santa Monica Mts., Topango Canyon 152 Comment
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May 29 2014
  RSA91269  Lupinus longifolius F. W. Peirson 1921-4-10 2475 Los Angeles Sycamore Flat Ridge, San Dimas region, San Gabriel Mts 854 Comment
  SBBG66988  Lupinus microcarpus var. microcarpus R. Hoffmann 1931-5-3 Los Angeles lower Bouquet Cyn Comment
  RSA628667  Lupinus peirsonii L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains 2012 Comment
  RSA0055785  Lupinus sparsiflorus R. G. Swinney 2010-4-28 12392 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  UCR230249  Lupinus sparsiflorus Dan S. Cooper 2011-4-18 411- 13 Los Angeles San Gabriel Valley/San Gabriel Mtns. Foothills, Padua Park, off Padua Ave. near Claremont 559 Comment
  UCR276935  Lupinus sparsiflorus R. G. Swinney 2010-5-21 12851 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
  SEINET10488976  Lupinus sparsiflorus Robert F. Thorne, C. W. Tilforth 1973-4-20 Thorne 43011 Los Angeles San gabriel mts: mojave desert slope. 1 Mi n of bob's gap, 3.2 mi s of llano, N slope of holcomb ridge, annual with purple flowers. 1143 Comment
  RSA600827  Lupinus sparsiflorus subsp. sparsiflorus Joseph A. Ewan 1933-04 10909 Los Angeles Santa Monica Mountains: Higgins Canyon. 457 Comment
  SD69604  Lupinus succulentus Robert F. Thorne, P. Everett 1965-5-11 34660 Los Angeles Santa Catalina Island; along summit road to airport. 456 Comment
  UCR280505  Lupinus succulentus R. G. Swinney 2014-5-13 16494 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  RSA414307  Lupinus succulentus Robert Gustafson 1978-5-2 930 Los Angeles Off the dirt road running through the southern part of Hungry Valley, northeast of the Lane Ranch, near the base of Freeman Canyon, about 4 miles south of Gorman 1006 Comment
  SEINET10490987  Lupinus succulentus var. succulentus Thorne 1965-5-12 THORNE 34609 Los Angeles Flowers purple-blue; open grassy areas on clay among openings in oak woodlands; Bulrush canyon, santa catalina island; with lupinus bicolor microphyllus, Orthocarpus purpurescens, vicia exigua, etc. 244 Comment
  POM2609  Lupinus truncatus Philip A. Munz 1918-4-11 2051 Los Angeles Lone Hill near Glendora. Comment
  RSA715429  Lupinus truncatus A. C. Sanders, Helen Kennedy 2005-4-13 29416 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  UCR271794  Lupinus truncatus R. G. Swinney 2010-3-24 12045 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  SBBG84174  Lupinus truncatus R. Mattoni -Apr-1986 Los Angeles El Segundo Dunes, back edge of the beach just W of Los Angeles InterNat Airport 6 Comment
  SEINET10489074  Lupinus truncatus Weinland WEINLAND s.n. Los Angeles Wash at claremont. Rose purple color. 366 Comment
  CAS-BOT-BC233476  Lycium californicum E. R. Blakley 1963-12-8 6407 Los Angeles Just back of beach between Northwest Harbor and Whale Point, Santa Catalina Island 7 Comment
  CLARK-A1528-1207  Lycium cooperi John C. Roos 1937-5-31 690 Los Angeles Comment
  RSA589187  Lycium cooperi J. Mark Porter 1991-4-28 4735 Los Angeles Ca. 1040 m due W of the little butte of Three Sisters. Bladed road heading N from Black Butte Basin Rd. x Ave. 'U' running northward to the W of BBB Rd. for about 1.2 mi.; then rejoining it NW of Three Sisters (buttes.) 951 Comment
  SD90357  Lyonothamnus floribundus subsp. floribundus Robert F. Thorne, Doug Propst 1973-2-14 42479 Los Angeles Canta Catalina Island: Ironwood Gully on slopes of hill E of Isthmus above Banning House 182 Comment
  SBBG38904  Lyonothamnus floribundus var. floribundus M. Van Rensselaer 1937-7-1 Los Angeles Bullrush Crk Comment
  UC306254  Lythrum californicum D. L. Crawford 1915-7-10 Los Angeles Claremont Comment
  POM134488  Lythrum californicum L. R. Abrams 1901-8-21 9798 Los Angeles Santa Monica Mountains. Comment
  UC729502  Lythrum californicum Carl B. Wolf 1932-9-16 4112 Los Angeles Bryant Ranch, 200 feet e of State Highway, at s boundary of 1.62 Acre Tract Bryant Ranch 1 Comment
  POM4786  Machaeranthera canescens var. canescens I. M. Johnston 1917-8-22 1647 Los Angeles Prairie Fork of San Gabriel River. 1982 Comment
  RSA417686  Machaeranthera carnosa Ralph Hoffman 1931-6-23 s.n. Los Angeles W of Lancaster Comment
  CAS-BOT-BC343706  Madia elegans Louis C. Wheeler 1931-9-1 44 Los Angeles Foothills E Palmer Canyon, San Gabriel Mts. 609 Comment
  SBBG108577  Madia elegans T. S. Ross 1992-7-12 5992 s Los Angeles S of Lake Eleanor along Decker Rd 1 mi S of Los Angeles-Ventura County line 449 Comment
  CATA3006  Madia gracilis Peter J. Dixon 2015-4-27 040 Los Angeles Santa Catalina Island: Upper Coffeepot Canyon, near stock pond on Renton Pass Rd. 1.3 mile SW of residence (1 Renton Pass) 454 Comment
  UCR11944  Madia gracilis H. J. Thompson 1959-5-24 2023 Los Angeles Western Transverse Range; Santa Monica Mtns., 0.6 mi ENE of peak, Saddle Peak 701 Comment
  RSA435927  Mahonia dictyota Fordyce Grinnell Jr. 1910-3-19 S.N. Los Angeles Switzers trail. San Gabriel Mountains 762 Comment
  UC1871315  Malacothamnus davidsonii T. S. Ross, S. D. Boyd 1993-6-30 7387 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western SAN GABRIEL MTS.: near middle portion of Loop Canyon; San Fernando 7.5' USGS quad, R15W T3N, SW/4 SW/4 SE/4 SE/4 sect 14; ca 2245 feet elevation. 684 Comment
  OBI69341  Malacothamnus fasciculatus John Knapp, Denise Knapp 2002-11-27 16 Los Angeles Santa Catalina Island N3691559.19 E 365850.46 198 Comment
  SFV6947  Malacothamnus fasciculatus T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 628 Los Angeles Santa Monica Mountains First canyon east of Stokes Canyon. About 1 mile due east of Claretville Seminary. 229 Comment
  SFV7112  Malacothamnus fasciculatus K. A. Wilson 1974-8-21 1438 Los Angeles Santa Monica Mountains 2 miles west of Las Virgenes Road. 300 Comment
  RSA0070066  Malacothamnus fasciculatus subsp. catalinensis Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Miller Zou, Sarah Ratay 2011-7-1 11 Los Angeles Deer Valley Trail. 22 Comment
  CATA28  Malacothamnus fasciculatus var. catalinensis USC Wrigley Interns: Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Miller Zou, Sarah Ratay 2011-7-1 11 Los Angeles Santa Catalina Island: Deer Valley Trail, Aspect: Northwest, Slope: approx. 30% 22 Comment
  OBI66295  Malacothamnus fremontii Scott D. White 2004-8-11 10705 Los Angeles San Gabriel Mts; About 8 air mi W-NW of Wrightwood. E of Fenner Saddle rd on Pacific Crest Trail 2195 Comment
  UCR187179  Malacothrix californica A. C. Sanders 2006-4-21 32143 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles east of Quail Lake, east of the Cement Plant Rd. and SE of Calif. Aqueduct, c. 0.25 mi. north of Hwy 138 1037 Comment
  SBBG126923  Malacothrix clevelandii A. Parikh, N. Gale 2011-5-26 3397 Los Angeles upper Big Tujunga Cyn, 0.3 km ENE of Shortcut Stn, 0.7 km N of St Hwy 2 1308 Comment
  UCR260000  Malacothrix clevelandii R. G. Swinney 2010-5-11 12633 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
  UCR223616  Malacothrix saxatilis R. G. Swinney 2009-6-27 11283 Los Angeles Transverse Range; San Gabriel Mtns./San Gabriel Valley, San Gabriel River Wash, Azusa/Duarte border, 0.5 mi. north of Puente Largo railway bridge 194 Comment
  UCR143273  Malacothrix saxatilis var. tenuifolia F. R. Fosberg 1931-3-31 S- 4423 Los Angeles Channel Islands, Santa Catalina Island, Avalon 5 Comment
  UCR273180  Malacothrix saxatilis var. tenuifolia R. G. Swinney 2011-5-6 14616 Los Angeles San Gabriel Mountains, north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 854 Comment
  RSA780692  Malacothrix saxatilis var. tenuifolia Sandy Leatherman, Pam DeVries 2011-4-28 2011 -10 Los Angeles Transverse Ranges; Liebre Mountains region; 925 meters SW of Vasquez Canyon Road at Mesa Drive in Santa Clarita 576 Comment
  CHSC95701  Malosma laurina Joseph Marlowe Keefe 2001-1-19 30979 Los Angeles Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, California 91040. 384 Comment
  RSA386402  Malosma laurina Miss Farmer 1923-7-16 s.n. Los Angeles Eagle Rock. Comment
  CAS-BOT-BC170377  Malosma laurina Mrs. Alexander McCallum 1905-3-1 s.n. Los Angeles Unspecified Comment
  SBBG39130  Malva parviflora E. R. Blakley 1963-4-10 5602 Los Angeles 1 mi S of Avalon 30 Comment
  POM18236  Malva parviflora P. A. Munz 1923-4-13 6784 Los Angeles San Clemente Island. Comment
  RSA0080387  Marah macrocarpa R. G. Swinney 2010-5-7 12589 Los Angeles Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  RSA668163  Marah macrocarpa Don Jillson 1961-3-29 s.n. Los Angeles Scholl Canyon. Comment
  SBBG69450  Marah macrocarpa M. N. Ackley -Mar-1928 118 Los Angeles Eagle Rock 213 Comment
  UCR271473  Marah macrocarpa R. G. Swinney 2011-5-3 14575 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  UCR273383  Marah macrocarpa R. G. Swinney 2011-4-26 14506 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  RSA256462  Marah macrocarpa P. A. Munz 1940-4-29 16576 Los Angeles San Antonio Wash, northeast of Claremont. 518 Comment
  RSA440996  Marah macrocarpa L. E. Hoffman 1932-2-3 s.n. Los Angeles Hermon Hills, near S. Ave. 57, Pasadena. Comment
  SEINET8551204  Marah macrocarpa G. B. Grant 1904-1 778 Los Angeles Pasadena. Comment
  UCSB6287  Marah macrocarpa Kamb, Peter 1948-2-29 Los Angeles Ridge west of Sheep Corral Canyon, Verdugo Range 701 Comment
  RSA660771  Marah macrocarpa var. macrocarpa Laura Moore, Ron Burchet, LeRoy Gross, Debby Zygielbaum 2000-6-8 45 Los Angeles Verdugo Mountains; La Tuna Canyon Park. Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 586 Comment
  SD79022  Marah macrocarpa var. major R. Mitchel Beauchamp 1967-1-27 107 Los Angeles San Clemente Island, east of Wilson Cove area, in field Comment
  UC29542  Matricaria discoidea J. H. Barber 1897-3-25 88 Los Angeles Santa Monica Experimental Station Comment
  RSA66191  Meconella denticulata F. W. Peirson 1925-4-23 5806 Los Angeles San Gabriel River 366 Comment
  UC1751268  Meconella denticulata K. Brandegee May 1899 Los Angeles Pasadena Comment
  RSA495079  Medicago polymorpha A. C. Sanders 1988-5-18 7824 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and E of Vista Del Mar Blvd. Comment
  SBBG133373  Medicago polymorpha J. Lambert, S. McDonough 2005-4-6 Bot 53 -05 Los Angeles Swat 2 near roadside 16 Comment
  POM178032  Medicago polymorpha J. Ewan 1931-5-11 4190 Los Angeles 1 mile noth Van Nuys Estate, West 6th St. Comment
  LA103554  Melica imperfecta Barry A. Prigge; 1986-3-29 7158 Los Angeles San Gabriel Mountains, E of Red Rover Mine Road X Antelope Valley Freeway on Escondito Canyon Road 914 Comment
  UCR190523  Melica imperfecta R. G. Swinney 1990-3-23 1546 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  UCSB415  Melica imperfecta Kraebel, C. 1932-6-20 Los Angeles San Dimas SRE Plots 303-304 (denuded); Angeles National Forest Comment
  POM20733  Melica stricta P. A. Munz 1923-5-25 6805 Los Angeles Big Rock Creek 1280 Comment
  SEINET10599616  Melica stricta Joseph A. Ewan 1932-5-29 Ewan 7214 Los Angeles Local on gravelly trailside with Streptanthus amplexicaulis. Atrastre Canyon, San Gabriel Mts. Upper Sonoran Zone. 1372 Comment
  SEINET3245954  Melilotus albus R. G. Swinney 2009-1 11475 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. (Mescal Creek 7.5') 2060 Comment
  POM307074  Melilotus albus Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1932 Los Angeles Below north Whittier Heights Comment
  SBBG39465  Mentha R. F. Thorne 1966-6-2 36521 Los Angeles cyn leading to White's Landing 60 Comment
  UCR95490  Mentha X piperita Steve Boyd, Lauren Raz 1996-10-8 8988 Los Angeles Liebre Mountains, Bouquet Canyon, c. 1.7 mi south of the junction with Forest Service Road 6N08 561 Comment
  RSA741036  Mentzelia albicaulis Scott D. White 2004-5-5 10296 Los Angeles Liebre Mountains: Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  UCR26255  Mentzelia congesta John C. Roos 1937-5-31 547 Los Angeles San Gabriel Mtns., Big Pines 2195 Comment
  RSA579526  Mentzelia dispersa Tim S. Ross, Steve D. Boyd 1994-5-24 7872 Los Angeles Lower NE slope of Grass Mountain: northeasterly draw and adjacent northerly slope dissected by Burns Truck Trail and draining to the upper central area of Burns Canyon. 1148 Comment
  POM3029  Mentzelia laevicaulis L. R. Abrams 1900-8-9 872 Los Angeles Monrovia Comment
  UCR147288  Mentzelia laevicaulis Orlando Mistretta 1992-6-17 592 Los Angeles Transverse Ranges; San Gabriel Mountains, Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon Comment
  RSA226175  Mentzelia micrantha Gary D. Cromwell, David W. Wheat 1971-4-30 605 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains. 2 mi. NE of Glendora. 465 Comment
  UC19590  Mentzelia montana H. M. Hall 1899-6-22 1378 Los Angeles San Antonio Mountains, Schwartout Canyon 1981 Comment
  UCR206267  Mentzelia montana R. G. Swinney 2008-6-10 8999 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, 2.4 miles SSE of park headquarters on South Fork Trail 1585 Comment
  RSA802051  Mentzelia obscura Orlando Mistretta, Kristie Haydu 2011-7-20 5956 Los Angeles Grizzly Flat Road, N of Angeles Crest Hwy, 0.4 air miles W of Hoyt Mountain. 1168 Comment
  RSA162700  Mentzelia veatchiana J. D. Olmsted 1959-4-25 494 Los Angeles Big Rock Creek drainage area. 1 mi. NNE of Valyermo P. O. along Holcomb Ridge east of Wrightwood-Pearblossom road. 1128 Comment
  RSA630313  Mentzelia veatchiana Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  RSA774279  Mentzelia veatchiana R. G. Swinney 2009-6-17 11181 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  RSA0121221  Mesembryanthemum crystallinum Mary D. Merilatt 1936-7-10 s.n. Los Angeles Palos Verdes Hills, San Pedro. Comment
  UC1605453  Micropus californicus var. californicus Tim Ross, Janet Takara, and Stacey Otte 1993-4-24 6962 Los Angeles lower Bouchette Canyon draining ne-ward to Johnsons Landing (w end of island beyond isthmus); Santa Catalina Island, Santa Catalina West USGS 7.5' quad 91 Comment
  SEINET7881025 Image available Microseris linearifolia F. R. Fosberg 1931-1 S 4419 Los Angeles Avalon, Pebble Beach Road; Santa Catalina Island 5 Comment
  UCR203238  Mimulus R. G. Swinney 2005-7-21 8333 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  LA51926  Mimulus aurantiacus Philip A. Munz; R. D. Harwood 1920-5-15 4010 Los Angeles Comment
  RSA339631  Mimulus aurantiacus Robert F. Thorne, M. Z. Thorne 1980-3-23 54009 Los Angeles Johnson's Pasture, above Claremont. 610 Comment
  SFV18458  Mimulus aurantiacus C. Ferguson 1971-5-5 Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Comment
  OBI9517  Mimulus aurantiacus var. pubescens H. E. McMinn & M. Van Rensselaer, M. Van Rensselaer 1945-6-6 1888 Los Angeles Hills a few miles W of Pomona, on Hwy 99 at summit of grade on high cut on S side of road Comment
  UCSB39741  Mimulus aurantiacus var. pubescens Dynowski, Monica 1977-5-13 Los Angeles On east side of Azusa Ave; 1/4 mile so. of its junction with Fransisquito Ave; San Jose Hills; Valinda 228 Comment
  LA209124  Mimulus aurantiacus var. puniceus Alice Eastwood; 1917-7-25 sn Los Angeles Santa Catalina Island Comment
  SFV22152  Mimulus aurantiacus var. puniceus K. R. Rivas 2012-4-6 s. n. Los Angeles Santa Susana Mountains Limekiln Canyon. 350 Comment
  UCD122393  Mimulus aurantiacus var. puniceus Daryl Koutnik 1978-3-27 173 Los Angeles Johnson's Pasture in Live Oak Canyon drainage at end of Mountain Ave, Claremont. 579 Comment
  RSA0097522  Mimulus cardinalis R. G. Swinney 2011-9-27 15691 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2354 Comment
  RSA420669  Mimulus cardinalis Wm. Martin 1971-7-26 s.n. Los Angeles Big Tujunga wash, north and east of Sunland. Comment
  LA82051  Mimulus guttatus O. H. Kappler; 1943-4-28 378 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon 243 Comment
  RSA0055954  Mimulus guttatus Richard G. Swinney 2010-5-7 12609 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
  RSA724665  Mimulus guttatus K. Dobry 1991-5-13 509 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  UCR187111  Mimulus guttatus A. C. Sanders 2006-5-16 32301 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  UCR270457  Mimulus guttatus R. G. Swinney 2011-6-30 15411 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  UCR273172  Mimulus guttatus R. G. Swinney 2011-4-26 14471 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  JEPS4686  Mimulus johnstonii Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-15 4199 Los Angeles along Forest Service road following crest Mendenhall Ridge (8.2 mi e its start at paved road crossing w crest of ridge between Little Tujunga and Pacoima canyons, w end of mts.); San Gabriel Mts., Angeles National Forest 1463 Comment
  RSA535600  Mimulus johnstonii David M. Thompson 1986-6-7 494 Los Angeles 3.0 miles SE of Valyermo-Big Pines road along Big Rock Creek Road, NE side of road. 1390 Comment
  UCR162375  Mimulus parishii Anuja Parikh, Nathan Gale 2004-6-3 2037 Los Angeles Newhall Ranch, along Santa Clara River (SCR sect. 4) between confluence of Castaic Creek and Castaic Junction 305 Comment
  RSA423549  Minuartia douglasii L. C. Wheeler 1932-5-28 789 Los Angeles San Antonio Canyon, E side SE Hogback 1280 Comment
  RSA512032  Minuartia douglasii L. C. Wheeler 1967-5-18 9633 Los Angeles Angeles National Forest; Placerita Canyon. 518 Comment
  RSA716903  Minuartia douglasii LeRoy Gross 2006-5-30 2465 Los Angeles Along Whitaker Peak Road (6N53). West of Interstate Freeway 5 and the old Golden State Highway, near Whitaker Summit., Survey along road Southwest of the peak from Whitaker Peak Lookout along the northeast side of Whitaker peak to a saddle that divides Ruby Canyon and Canton Canyon drainages, short distance west from Road 6N53B. Between 34.56823N, 118.74161W, and 34.5822N, 118.73220W 1244 Comment
  RSA0115756  Mirabilis laevis R. G. Swinney 2011-3-29 14279 Los Angeles San Gabriel Mts.; Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel. 366 Comment
  UCD98145  Mirabilis laevis var. crassifolia Daryl Koutnik 1978-3-29 s.n. Los Angeles Chatsworth Resevoir at the west end of the San Fernando Valley. 365 Comment
  RSA464649  Mirabilis laevis var. crassifolia Thekla Mohr s.n. Los Angeles Los Angeles. Comment
  UC212963  Mirabilis laevis var. crassifolia S. B. Parish 1918-6-5 11877 Los Angeles Playa del Ray Comment
  RSA0120027  Mirabilis laevis var. villosa R. G. Swinney 2014-4-30 16298 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  UCR108375  Modiola caroliniana L. C. Wheeler 1970-5-31 s.n. Los Angeles Los Angeles, NW corner of W Pico Blvd. and S Figueroa St. 72 Comment
  UC1602240  Monardella australis subsp. cinerea I. M. Johnston 1917-7-4 1449 Los Angeles s slope Baldy (Hard Scramble); San Antonio Mountains 2362 Comment
  UCR143091  Monardella australis subsp. cinerea I. M. Johnston 1917-8-22 1693 Los Angeles Transverse Ranges; San Gabriel Mtns., 'Little Baldy 2896 Comment
  SD237497  Monardella breweri R. G. Swinney 2008-6-4 8944 Los Angeles San Gabriel Mountains: Devils Punchbowl Co. Park, c. 100 m SW of park headquarters/nature center (Valyermo 7.5'Q) 1470 Comment
  UCR206412  Monardella breweri R. G. Swinney 2008-6-9 8953 Los Angeles San Gabriel Mtns., Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  RSA719753  Monardella saxicola R. G. Swinney, D. W. Larson 1996-7-17 5152 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, S base of Culver Peak, about 0.3 mil (airline) W of head of Cat Canyon 1585 Comment
  UC1124619  Monardella saxicola Jerome S. Horton 1935-7-18 222 Los Angeles Tanbark Flat Pomona Quadrangle Comment
  UCR52425  Monolopia lanceolata David Charlton 1988-4-3 1715 Los Angeles Western Mojave Desert, W of Lancaster on Hwy 138. Quail Lake area between Gorman and Holiday Valley 1070 Comment
  RSA0010784  Morus australis LeRoy Gross, Bill Hogshead, Valerie Soza 2003-5-29 965 Los Angeles West end of the mountains: At junction (saddle) of Verdugo motorway and Wildwood Fire Road (Abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago)., We went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) Basically a triangle. 549 Comment
  RSA608227  Mucronea californica Louis C. Wheeler 1946-8-30 6326 Los Angeles West of Baldwin Park: Albarnes Station, east side San Gabriel Wash, just north of Valley Blvd. Comment
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Aug 13 2014
  RSA639106  Muhlenbergia asperifolia L. C. Wheeler 1966-10-1 8925 Los Angeles San Gabriel Mountains: Big Tujunga Canyon at Colby Ranch Road. 960 Comment
  LA7815  Muhlenbergia microsperma A. M. Johnson; 1935-4-26 4583 Los Angeles 274 Comment
  RSA596765  Muhlenbergia rigens L. C. Wheeler 1970-3-28 s.n. Los Angeles San Gabriel Mountains. Bootleggers Canyon. 884 Comment
  UCR25063  Muhlenbergia rigens Alfred R. Roos 1937-7-18 5212 Los Angeles San Gabriel Mtns., Mt. Wilson grade Comment
  POM17980  Muilla maritima Philip A. Munz 1923-5-26 6865 Los Angeles Big Rock Creek 1585 Comment
  POM294690  Muilla maritima Lyman Benson 1945-5-11 11708 Los Angeles Canyon below Johnson's Pasture, Claremont. San Gabriel Mountains, Pacific Slope drainage. 549 Comment
  CAS-BOT-BC515094  Muilla maritima Dr. A. Davidson 1891-1-1 s.n. Los Angeles Los Angeles Comment
  UCR222397  Myoporum laetum Andrew Chen 2011-1-3 1438 Los Angeles San Gabriel Mountains/San Gabriel Valley, along San Gabriel River Bike Trail, east bank, about 100-350 m north of Foothill Blvd. 189 Comment
  RSA0046854  Myrica californica Anstruther Davidson 1892-08 s.n. Los Angeles Canyon, Santa Monica. Comment
  RSA77253  Nama californica F. W. Peirson 1919-5-10 396 Los Angeles Arraster [Arrastre] Creek. North base of San Gabriel Mountains. 915 Comment
  RSA775128  Nama californica Orlando Mistretta, Christine Mistretta 2010-6-7 5274 Los Angeles Mill Creek Canyon; vicinity of Iron Mountain, along Southern California Edison transmission line corridor. 1361 Comment
  PASA2103  Nama demissa Margaret Stason 1930-5-18 Los Angeles Lovejoy Buttes Comment
  SFV2977  Nama demissum P. G. Kilburn 1958-4-18 s. n. Los Angeles Mojave Desert Palmdale. Ave. N and 22nd Street, 3 miles northwest of town. 790 Comment
  RSA764500  Nassella cernua Orlando Mistretta, Christine Mistretta 2008-5-2 2615 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 42 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1021 Comment
  UC1147893  Nassella lepida Robert F. Thorne 1966-4-6 35931 Los Angeles slopes about 1 mi w Empire Landing; Santa Catalina Island 213 Comment
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Nov 13 2013
  RSA0098774  Nasturtium officinale R. G. Swinney 2011-6-1 14958 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  RSA639706  Navarretia atractyloides L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Summit Johnstone Peak. 975 Comment
  UC23386  Navarretia hamata Harley P. Chandler 1897-5-5 Los Angeles Claremont 365 Comment
  UCR95534  Navarretia setiloba J. M. Porter, J. T. Columbus, G. dos Santos 1996-6-5 10913 Los Angeles Transverse Range, c. 2 mi north of Solemint, just off Arline Road, 2 mi from intersection with Sierra Hwy 610 Comment
  CAS-BOT-BC109084  Nemacaulis denudata var. denudata Geo. B. Grant 1901-5-1 s.n. Los Angeles Southwest part of California. 0 Comment
  RSA713256  Nemacladus glanduliferus var. orientalis LeRoy Gross 2005-5-3 2217 -b Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA600062  Nemacladus sigmoideus Steve Boyd, Lauren Raz 1997-5-20 9817 Los Angeles Liebre Mountains region: Eastern flank of Liebre Mountain, along ridge top firebreak near the head of the North Fork Fish Canyon, due north of Atmore meadows and west of the saddle between Liebre and Sawmill mountains. 1585 Comment
  SEINET10460882  Nemacladus sigmoideus Rimo Bacigalupi 1953-6-14 Bacigalupi 4190 Los Angeles Upper slopes of South Fork of Little Rock Creek Canyon, San Gabriel Mountains, Angeles National Forest 1554 Comment
  SEINET10906103  Nemacladus sigmoideus Hoffman 1929-4-27 HOFFMAN s.n. Los Angeles Sandy flat near Roosevelt Comment
  SFV16101  Nemophila menziesii J. M. Kneitel 1995-4-9 22 Los Angeles San Gabriel Mountains Angeles Forest Highway, 3.5 miles north of junction with Angeles Crest Highway. 100 m off highway. 915 Comment
  RSA421329  Nemophila menziesii M. B. Dunkle 1938-3-20 5250 Los Angeles Rolling hills, Palos Verdes Hills, Los Angeles. Comment
  UCD120216  Nemophila menziesii Daryl Koutnik; John Cuti 1978-4-19 378 Los Angeles Verdugo Mountains on fireroad from Stough Canyon to La Crescenta. 548 Comment
  SEINET3072102  Nerium oleander Gary Hartvigsen 1969-5-14 Los Angeles Glendora, Glendora Comment
  CDA5794  Nicotiana glauca Phillipson 1915-5-6 Los Angeles Monrovia. Comment
  RSA426691  Nicotiana glauca Ora M. Clark 1928-10-21 1217 Los Angeles Topango [Topanga] Canyon. Comment
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May 29 2014
  UC535346  Nicotiana glauca Ira W. Clokey, B. Templeton Jun 1929 4583 Los Angeles Mandeville Canyon; Santa Monica Mountains 150 Comment
  UCD138659  Nothoscordum gracile Clyde Elmore 1992-12-1 s.n. Los Angeles Exact location unknown. Comment
  UCD106830  Oenothera californica subsp. avita Daryl Koutnik; Vickie Dawes 1978-4-6 288 Los Angeles State Highway 18 just east of Valermo turnoff. 944 Comment
  RSA783223  Oenothera hookeri J. D. Olmsted 1959-6-25 691 Los Angeles Intersection of Prairie Fork and Vincent Gulch above east fork of San Gabriel River 1524 Comment
  UCR224010  Oenothera rosea Steve Boyd, Rick Riefner 2007-4-27 11734 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
  RSA579240  Olea europaea Tim S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin L. Banks, Megan Tommerup 1994-3-28 7417 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 174 Comment
  IRVC27307  Olea europaea A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-7 27155 Los Angeles Newhall Ranch, Potrero Canyon, at the old ranch headquarters (barn, corrals, etc.) in the middle of the canyon NE end of Santa Susana Mtns. 335 Comment
  SEINET9037784 Image available Opuntia M. A. Baker, Michelle Cloud-Hughes 2015-1 18406 Los Angeles Claremont, 300m south of the SE base of Indian Hill 394 Comment
  SD92019  Opuntia X occidentalis Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-23 22690 Los Angeles San Clemente Island: common on slopes, near mouth of Red Rock Canyon. (IPB 9/07) 24 Comment
  RSA0119517  Opuntia basilaris var. basilaris R. G. Swinney 2014-4-18 16115 Los Angeles San Gabriel Mountains - desert slopes; s.w. of town of Littlerock, 1.4 miles e. of Cheseboro Rd., 100-300 m. south of Calif. Aquiduct, west of Little Rock Siphon and Little Rock Wash, coord. taken from center of survey area. 896 Comment
  RSA777429  Opuntia basilaris var. brachyclada R. G. Swinney 2009-5-20 10856 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  POM83455  Opuntia parryi Marcus E. Jones 1882-05 s.n. Los Angeles Los Angeles. Comment
  RSA0059276  Orobanche bulbosa Meryl B. Dunkle 1931-4-22 2449 Los Angeles Head Swain's Canyon. Santa Catalina Island. Comment
  RSA0092531  Orobanche fasciculata R. G. Swinney 2011-6-22 15249 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy. 1780 Comment
  UCR273408  Orobanche fasciculata R. G. Swinney 2011-6-22 15249 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  RSA407981  Orthocarpus purpurascens A. C. Johnston 1907-03 3461 Los Angeles Garvanza Comment
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Nov 25 2011
  RSA12285  Orthocarpus purpurascens var. pallidus Carl B. Wolf 1934-4-11 5660 Los Angeles Sandy land to N. and W. of corner of Bryant Ave. and Hansen Rd. 8 Comment
  RSA00.Y  Osmorhiza berteroi R. F. Thorne 1971-8-25 41257 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily spring on NW slope of Mt. Hawkins 2134 Comment
  UCR256157  Osmorhiza brachypoda R. G. Swinney 2010-6-4 13050 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
  RSA458983  Osmorhiza brachypoda Erwin Miller 1934-3-27 s.n. Los Angeles Fish Canyon. Comment
  UC501491  Osmorhiza brachypoda Joseph Andorfer Ewan 1932-6-17 7349 Los Angeles Arroyo Seco San Gabriel Mountains (stream bottom) 1097 Comment
  HSC8608  Oxalis pes-caprae Gerald T. Rood 1962-4-20 24 Los Angeles Palos Verdes Estates, at lower end Rd. behind Palos Verdes Swimming Club Comment
  UCD111024  Oxalis pes-caprae Geoffrey Levin 1975-1-17 456 Los Angeles waste ground near Bonita and College Ave., Claremont. Alluvial fan of Mt. San Antonia (San Gabriel Mountains.) Santa Ana River drainage area (Pacific Slope.) Comment
  UCR192662  Oxytheca parishii R. G. Swinney 1999-8-16 7636 Los Angeles San Gabriel Mtns., Grandview Canyon, c. 100 m north of Big Pines Highway at All Nations Camp 1695 Comment
  UC1375410  Oxytheca parishii var. parishii Robert F. Thorne 1969-7-2 38329 Los Angeles near Islip Saddle (on Angeles Crest Hwy, at Jarvis Memorial Vista); San Gabriel Mts., Angeles National Forest 2057 Comment
  CAS-BOT-BC413304  Oxytheca perfoliata Peter Kamb 1948-3-13 803 Los Angeles Eastern Lovejoy Buttes, Antelope Valley 853 Comment
  UCR191701  Oxytheca trilobata A. C. Sanders 2008-4-23 35088 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  RSA0104990  Paeonia californica R. G. Swinney 2011-3-18 14172 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  POM199768  Papaver californicum I. W. Clokey, Bonnie C. Templeton 1929-04 4464 Los Angeles Mandeville Canyon, Santa Monica Mts. 350 Comment
  UCR219555  Parietaria hespera R. G. Swinney 2009-3-28 10214 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
  SBBG20505  Parietaria hespera var. californica E. R. Blakley 1963-12-7 6337 Los Angeles shallow cyn sloping to ocean, 200 ft N of Lighthouse, N of Pyramid Head 53 Comment
  SBBG98708  Parietaria hespera var. californica T. Ross 1991-5-19 5280 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 304 Comment
  RSA150918  Parietaria hespera var. hespera Peter H. Raven 1962-4-10 17236 Los Angeles San Clemente Island. Gully to west side of island about 1.5 miles north of Thirst. 457 Comment
  RSA535338  Parietaria hespera var. hespera Tim S. Ross 1991-5-21 5386 Los Angeles San Clemente Island: Upper easterly branch of Box Canyon, affected by recent burn 473 Comment
  LA8364  Paspalum dilatatum E. Lloyd; 1950-7-10 500710p 1130 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  UCR204904  Paspalum vaginatum R. E. Riefner Jr. 2006-7-8 06- 293 Los Angeles South Coast, city of Malibu, Malibu Lagoon, east lagoon near Surfrider Beach 0 Comment
  SD247342  Pectis prostrata Michael C. Long 2013-10-18 921 Los Angeles San Gabriel Valley: Irwindale, Santa Fe Dam County Park, picnic area lawn near far southwestern end of lake, site of annual Renaissance Fair and south of large covered picnic shelters. 142 Comment
  UC1601729  Pectocarya ferocula H. P. Chandler 1898-3-10 Los Angeles Claremont 365 Comment
  SFV21015  Pectocarya linearis subsp. ferocula L. Gross 2003-3-7 756 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains. Verdugo Crestline Dr. (fire road) just north of the 210 Freeway. Entered on the west side at Topley Lane, off of Newhome Ave. in Sunland. Above road near top of ridge. 555 Comment
  UCR123929  Pectocarya penicillata Steven R. Hill, K. Kramer 2001-4-22 33343 Los Angeles Southwestern Mojave Desert, N side of San Gabriel Mtns. Antelope Valley, east of California Poppy Reserve, N and S sides of Avenue I (Lancaster Rd.), 1.5 mi west of Munz Ranch Road, 2.6 mi west of junction with 120th Street West, about 15 mi due NW of Palmdale 805 Comment
  UCR189660  Pectocarya penicillata R. G. Swinney 1998-5-16 6070 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  SEINET7047895  Pectocarya penicillata Steven R. Hill, Kate Kramer 2001-4-22 33343 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. Elevation about 2640 feet. Comment
  SEINET7062860  Pectocarya pusilla A. G. Vestal 1947-4-8 s.n. Los Angeles East of Littlerock on the Pearblossom Highway. (WGS84/NAD83). UTM Zone 11, 410587mE, 3820401mN. 887 Comment
  CHSC99839  Pectocarya setosa LeRoy Gross 2005-5-3 2212 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. T4N, 5N R9W, 10W S6, 1,31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31. 1119 Comment
  SBBG63497  Pectocarya setosa R. Hoffmann 1929-4-4 Los Angeles Palmdale Comment
  RSA0110587  Pedicularis semibarbata R. G. Swinney 2011-8-5 15590 Los Angeles San Gabriel Mountains: summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy. 2698 Comment
  CAS-BOT-BC67721  Pellaea andromedifolia E. R. Blakley 1962-6-10 5218 Los Angeles San Clemente Island, Wilson Cove 7 Comment
  LA64162  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-12 1688 Los Angeles SANTA MONICA MOUNTAINS, Lobo Canyon, ca 1 mi W of Triunfo Canyon Rd. 304 Comment
  RSA571721  Pellaea andromedifolia Reid V. Moran 1959-3-9 7169 Los Angeles 2 miles SE of Eel Point, San Clemente Island. 100 Comment
  UCR256466  Pellaea andromedifolia R. G. Swinney 2010-6-8 13199 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
  UCR270484  Pellaea andromedifolia R. G. Swinney 2011-3-22 14193 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  RSA535717  Pellaea andromedifolia T. S. Ross 1991-5-22 5459 Los Angeles San Clemente Island: Spray Canyon; short canyon 2400 feet ENE of Spray (which in turn is 5200 feet N of Eel Point), W side of island. 60 Comment
  RSA686722  Pellaea andromedifolia M. B. Dunkle 1939-4-4 7247 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  RSA704360  Pellaea mucronata Gary D. Wallace, Z. Wallace 1982-4-24 1929 Los Angeles West of Palmdale, south end of Munz Ranch road. Comment
  UCSC001087  Pellaea mucronata Steve Castagnoli 1980-5-8 124 Los Angeles Colby Canyon, San Gabriel Mts, Mt Lowe 1585 Comment
  RSA688935  Pellaea mucronata subsp. californica T. R. Pray 1956-11-17 1059 Los Angeles Crest of San Gabriel Mountains, E. of Lily Springs 2591 Comment
  POM281941  Pellaea mucronata subsp. mucronata George L. Fisher 1929-6-8 102 Los Angeles Glendale. 305 Comment
  LA94165  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-3-19 1746 Los Angeles SANTA MONICA MOUNTAINS, Trancas Canyon, ca 3 mi from mouth. 304 Comment
  RSA0119653  Pennisetum setaceum Richard G. Swinney 2014-5-27 16647 A Los Angeles San Gabriel Mountains: Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin. 445 Comment
  OBI2655  Penstemon centranthifolius Brian C. Miller 1963-6-15 s.n. Los Angeles Singing Springs Mill Crk Cyn, San Gabriel Mts 1219 Comment
  RSA412434  Penstemon centranthifolius George R. Johnston 1932-4-24 15110 Los Angeles 15 mi. E of Palmdale Comment
  RSA0081368  Penstemon grinnellii R. G. Swinney 2011-7-21 15535 Los Angeles Strawberry Peak summit. 1860 Comment
  UCR223698  Penstemon grinnellii R. G. Swinney 2009-6-24 11245 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  RSA408039  Penstemon grinnellii subsp. grinnellii G. R. Johnstone 1931-5-17 s.n. Los Angeles Big Rock Creek Canyon. Comment
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Jun 10 2012
  NY601187  Penstemon grinnellii var. grinnellii T. S. Ross 1990-5-17 2595 Los Angeles San Gabriel Mountains: Mill Creek Tree Plantation, Tujunga District, Angeles National Forest 1612.4 Comment
  PASA878  Penstemon heterophyllus Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  POM254111  Penstemon heterophyllus var. australis Bonnie C. Templeton 1939-5-29 4585 Los Angeles Mint Canyon, at western end of San Gabriel Mountains. 840 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
  RSA407916  Penstemon heterophyllus var. australis Slocum 1949-6-10 4248 Los Angeles Los Padres National Forest. 457 Comment
  CAS-BOT-BC174669  Penstemon labrosus Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8134 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  UCR223794  Penstemon rostriflorus R. G. Swinney 2009-8-25 11477 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
  JEPS11390  Penstemon speciosus Joseph Andorfer Ewan 1936-8-2 9894 Los Angeles Cedar Canyon off Mescal Creek San Gabriel Mts., Cedar Canyon off Mescal Creek 1920 Comment
  POM305832  Penstemon spectabilis Henry J. Ramsey, Henry J. Ramsey 1940-3-8 1082 Los Angeles North of Claremont. Comment
  RSA401901  Penstemon spectabilis Gale Sphon 1959-4-10 313 Los Angeles Mulholland Drive Comment
  POM199722  Penstemon spectabilis subsp. subviscosus I. W. Clokey, Bonnie C. Templeton 1929-03 4475 Los Angeles Open roacky ridge. 300 Comment
  SD116680  Pentachaeta lyonii K. Nakai, D. Verity and J. Ross 1981-5-21 763 Los Angeles Santa Monica Mountains; 200 yards south of Carlise road on Decker Canyon Road. 305 Comment
  RSA0070767  Pentagramma triangularis Carl Elkin 1948-2-6 s.n. Los Angeles Campus of Cal Poly, San Dimas. 50 ft from the hut area in the canyon. Comment
  CATA751  Perityle emoryi Mark L. Hoefs 1991-5-22 1280 Los Angeles Santa Catalina Island: Near road to Two Harbors in canyon southeast of Little Harbor 54 Comment
  RSA545194  Perityle emoryi Timothy S. Ross 1992-4-14 6173 Los Angeles San Clemente Island: Central E side of Island, coastal bluff on E escarpment 20m S of where manny Canyon drainage meets the sea 18 Comment
  POM49627  Petalonyx thurberi A. D. E. Elmer 1902-06 3614 Los Angeles Palmdale. Comment
  JEPS12187  Petunia parviflora John Thomas Howell 1927-6-30 2628 Los Angeles 1 mi e Long Beach 15 Comment
  RSA122310  Phacelia austromontana Marcus E. Jones 1926-7-8 s.n. Los Angeles San Antonio Peak. Comment
  RSA589234  Phacelia brachyloba Tim S. Ross 1990-6-8 2914 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats) 1250 Comment
  UCR276778  Phacelia brachyloba R. G. Swinney 2011-5-16 14720 Los Angeles San Gabriel Mountains, Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  RSA561600  Phacelia brachyloba Steve Boyd 1993-6-1 8169 Los Angeles north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Foresst. Along Whitney Canyon Road. 853 Comment
  UCSC001202  Phacelia brachyloba Peter Kamb 1948-7-13 1219 Los Angeles Big Tujunga Canyon at mouth of Bryant Ganyon, South side of canyon Big Tujunga Canyon, Bryant Ganyon - San Gabriel Mts. 549 Comment
  LA200563  Phacelia cicutaria var. hispida Jonathan Sauer; D. Birindelli, et. al. 1969-6-4 4577 Los Angeles Santa Monica Mountains, Tuna Canyon, lower portion of canyon Comment
  RSA762729  Phacelia cicutaria var. hispida R. G. Swinney 2008-12-4 9942 Los Angeles Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  UCR191725  Phacelia cicutaria var. hispida A. C. Sanders 2008-4-23 35065 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1090 Comment
  SDSU6641  Phacelia cicutaria var. hispida Gerald Collier 1951-4-15 M 409 Los Angeles simi hills. one mile inside en trance of north American testing grounds about 3 miles N.E of Chatts Worth Lake. Grassy Slope. Comment
  UCR213314  Phacelia cicutaria var. hubbyi Justin M. Wood 2009-6-8 856 Los Angeles San Gabriel Mountains, city of San Dimas, Sycamore Canyon, Falcon Ridge Ranch 457 Comment
  RSA203068  Phacelia ciliata James Henrickson 1966-4-17 2258 Los Angeles 14 miles east of Gorman along Hy 138. Comment
  RSA727732  Phacelia cryptantha R. G. Swinney 1998-5-16 6094 Los Angeles San Gabriel Mountains/Mojave Desert: near Pinon Hills, Mescal Highlands, 0.9 mile west of 237th St. East at Panorama Way, 2.3 mi. S of Ft. Tejon Rd. 1402 Comment
  RSA592846  Phacelia davidsonii Steve Boyd, Orlando Mistretta 1996-5-1 8747 Los Angeles Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08. 1524 Comment
  RSA426228  Phacelia distans T. S. Clare 1929-4-11 s.n. Los Angeles Verdugo Hills. Comment
  RSA580468  Phacelia distans Tim S. Ross, Steve D. Boyd 1994-5-11 7792 Los Angeles Atmore Meadows spur road: east end of Liebre Mountain near the head of North Fork Fish Canyon. 1500 Comment
  RSA615458  Phacelia distans Louis C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon, 1/4 mile SSW of Blum Ranch. 915 Comment
  RSA649646  Phacelia distans Michael Horn 1991-4-30 1 Los Angeles San Gabriel Mountains. Take dirt road 4N06 2 1/2 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site. 1463 Comment
  UC284812  Phacelia distans P. A. Munz 1923-5-25 6813 Los Angeles Big Rock Creek San Gabriel Mts. 1280 Comment
  UCR165244  Phacelia distans A. C. Sanders, Helen Kennedy 2005-4-13 29463 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  POM73561  Phacelia distans H. E. Hasse 1890-04 s.n. Los Angeles [Los Angeles?] Comment
  RSA426237  Phacelia distans Bonnie C. Templeton 1930-4-2 4409 Los Angeles Mulholland Dr. Santa Monica Mountains. Comment
  RSA650534  Phacelia distans James A. Reeves 1948-5-2 s.n. Los Angeles Found on North side of hill, one mile North and one mile west of San Dimas. 244 Comment
  UC710448  Phacelia douglasii Carl Epling 1943-3-13 Los Angeles Pershing Drive 1 mi s Culver City Blvd.; Playa del Rey Comment
  SD43391  Phacelia douglasii var. douglasii Darley F. Howe 1948-5-2 Los Angeles Angeles Crest, desert side. 1036 Comment
  RSA229176  Phacelia egena Robert F. Thorne 1971-6-30 40745 Los Angeles Pacifico Mountain 1951 Comment
  SD127605  Phacelia egena Scott Zona, D. Arias, et al. 21-28 Jun 1989 336 Los Angeles Mountain High Ski Resort; west of Wrightwood, north slopes of San Gabriel Mountains. 2018 Comment
Read comments
Jan 21 2011
  RSA679863  Phacelia fremontii LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 885 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  RSA426157  Phacelia fremontii Bonnie C. Templeton, I. W. Clokey 1930-4-8 1033 Los Angeles Mojave Desert, W of Lancaster. 400 Comment
  LA38511  Phacelia grandiflora Harlan Lewis; 1940-2-24 1073 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon 304 Comment
  UCR61341  Phacelia grandiflora R. G. Swinney 1989-6-11 s.n. Los Angeles San Gabriel Mtns., Base of mtns, in and near the city of Glendora. Glendora Mtn Road, 1.3 mi south of Glendora Ridge Motorway 549 Comment
  POM175345  Phacelia imbricata subsp. imbricata E. Crow 1930-6-29 s.n. Los Angeles near Pine Flats Comment
  UCR206152  Phacelia lemmonii R. G. Swinney 2008-6-4 8926 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, west tributary of W Fork Punchbowl Canyon, 0.4 mi. NE of park headquarters 1329 Comment
  RSA582235  Phacelia longipes Louis C. Wheeler 1933-5-5 1696 Los Angeles San Gabriel Mountains: Fish Canyon. 305 Comment
  CATA849  Phacelia minor Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-29 1657 Los Angeles Santa Catalina Island: Above upper circle of Las Lomas Drive, Avalon 60 Comment
  RSA569924  Phacelia minor Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4836 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  UCR271912  Phacelia minor R. G. Swinney 2010-3-24 12080 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  SBBG125836  Phacelia parryi A. Parikh, N. Gale 2010-5-25 3221 Los Angeles Sierra Pelona, 5.2 km W of State Hwy 14, 1.9 km SW of California Aqueduct 1115 Comment
  UCR126706  Phacelia ramosissima A. C. Sanders, Mark Elvin 2003-8-7 27163 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom east of Del Valle 282 Comment
  RSA726058  Phacelia ramosissima var. subglabra R. G. Swinney 1997-6-25 5634 Los Angeles San Gabriel Mtns.: west of Wrightwood, ca. 0.25 mi. east of Hwy 2, ca. 300 m N of Guffy Rd. (3N06) 2317 Comment
  RSA599338  Phacelia tanacetifolia Steve Boyd, Lauren Raz 1997-3-26 9366 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  UCR269988  Phacelia tanacetifolia R. G. Swinney 2010-6-1 13092 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
  SEINET12280407  Phacelia tanacetifolia J. F. Bright, Wyman, C. 1931-1 5476 Los Angeles near Pasadena Comment
  POM50689  Phalaris lemmonii Le Roy Abrams 1901-04 1459 Los Angeles Inglewood Comment
  UCR138615  Phalaris minor L. C. Wheeler 1976-7-29 s.n. Los Angeles Dominguez Hills, Carson Street at Union Pacific Railroad 9 Comment
  RSA0034981  Phalaris minor P. R. Brown 1970-4-25 15 Los Angeles Lower end, Canon de Lana. [county not specified] Comment
  CATA3089  Phalaris paradoxa Amy Catalano, Steven Junak 2016-4-29 095 Los Angeles Santa Catalina Island: Northwest end of Empire Landing Road just east of Isthmus Road 213 Comment
  RSA467446  Phleum pratense Anonymous s.n. Los Angeles Railroad [no additional locality data provided] Comment
  UCR264711  Phlox gracilis Mitch Provance, Callen Huff 2009-4-28 10763 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  SEINET10643568  Phoenix dactylifera Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2618 Los Angeles City of Pasadena. Von's Supermarket, 2355 E. Colorado Blvd. Comment
  RSA350913  Pholisma paniculatum B. C. Templeton, Pierce, Pool 1938-8-10 4588 Los Angeles El Segundo Comment
  UC880869  Pholistoma auritum F. R. Fosberg 1931-4-13 S 4592 Los Angeles right fork Pebble Beach Canyon; Santa Catalina Isl., Pebble Beach Canyon 30 Comment
  LA38517  Pholistoma auritum var. auritum Carl Epling; 1930-4-10 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon Comment
  RSA658222  Pholistoma auritum var. auritum Tim Turmezei 1988-3-2 20 Los Angeles Walnut Creek. Comment
  RSA587078  Pholistoma membranaceum Tim S. Ross 1991-4-27 4644 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (and hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  CATA171  Pholistoma racemosum Mark L. Hoefs, A. Douglas Propst 1973-4-6 135 Los Angeles Santa Catalina Island: Middle of Cape Canyon, southeast exposure 304 Comment
  UC6070  Phoradendron densum J. H. Barber 1897-6-28 205 Los Angeles Kentucky Springs near Acton; Kentucky Springs Comment
  RSA596471  Phoradendron macrophyllum Lauren Raz, Steve D. Boyd 1996-10-23 9 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 610 Comment
  UCR115984  Phoradendron macrophyllum A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23265 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 915 Comment
  RSA682937  Phyllospadix torreyi E. Yale Dawson 1959-2-23 20638 Los Angeles Point Dume Bay, Station # 11. Comment
  SEINET8715724 Image available Phyllospadix torreyi F. R. Fosberg 1931-1 4575 Los Angeles Jewfish Point Santa Catalina Island, Los Angeles Co. 0 Comment
  CDA5818  Physalis philadelphica Phillipson 1915-10-5 Los Angeles South Santa Anita. Comment
  LA200485  Pickeringia montana subsp. montana Martha Hilend; M. Canby Reis 1933-5-17 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA190941  Picris echioides R. F. Thorne 1967-5-19 36890 Los Angeles Santa Catalina Island, Little Harbor 8 Comment
  UCR217421  Picris echioides R. G. Swinney 2009-3-10 10065 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UC912210  Picrothamnus desertorum Herbert L. Mason 1932-4-1 6865 Los Angeles 1 mi e Lancaster Comment
  CAS-BOT-BC73402  Pinus Geo. B. Grant 1904-11-24 6429 Los Angeles Pasadena, NE corner Manzea & Villa Comment
  SFV21075  Pinus coulteri L. Gross 2001-3-16 341 Los Angeles Verdugo Mountains North side of mountains on Whiting Woods Mountainway, dirt road at end of Whiting Woods Road, in Verdugo City. Road starts at Henderson Canyon and climbs to the main crest. 579 Comment
  RSA169029  Pinus jeffreyi Mark Parratt 1964-2-6 606 Los Angeles Table Mountain, Table Mountain Campground area; N-facing slope 3 miles north of Big Pines Ranger Station, Angeles National Forest 2195 Comment
  RSA169004  Pinus ponderosa Mark Parratt 1964-4-8 632 Los Angeles Barley Flats area; 5 miles NE of Red Box Gap and off of Angeles Crest Highway 1677 Comment
Read comments
Mar 3 2014
  JEPS48205  Pinus sabiniana W. L. Jepson 1929-1-10 15096 Los Angeles n slope Liebre Mts; Liebre Mts. Comment
  RSA382795  Piperia elongata George Henry Grinnell 1927-7-3 s.n. Los Angeles Seminole Mountain, Malibu. Comment
  PASA1853  Pityrogramma triangularis Sally Ellis 1939-4-7 Los Angeles Puddingstone Dam Comment
  HSC104241  Plagiobothrys arizonicus R. G. Swinney 2009-4-24 10450 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  SBBG63862  Plagiobothrys arizonicus R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  UCR126747  Plagiobothrys arizonicus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26234 Los Angeles Western San Gabriel Mtns., Castaic, south side of Lake Hughes Rd. near Ridge Route, west of Castaic Creek, Newhall Ranch property 351 Comment
  CATA1950  Plagiobothrys canescens 1904-4-1 6156 Los Angeles Santa Catalina Island 0 Comment
  UC882314  Plagiobothrys canescens var. catalinensis F. R. Fosberg 1931-3-24 S 4351 Los Angeles Hamilton Canyon Santa Catalina Island 2 Comment
  SBBG98550  Plagiobothrys collinus var. gracilis T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5315 Los Angeles between Box and Horse Cyns 486 Comment
  UCR186652  Plagiobothrys leptocladus A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32064 Los Angeles Tehachapi Mtns. Foothills, along the road to the National Cement Plant, between Hwy 138 and the California Aqueduct 1037 Comment
  RSA709610  Plagiobothrys nothofulvus A. C. Sanders, A. Thompson 2003-4-15 25983 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park. 305 Comment
  CATA492  Plantago coronopus Sara L. Crockett 1997-4-1 634 Los Angeles Santa Catalina Island: 0.5 mile SE of Rancho Escondido on Two Harbors Road, W side of road; low ridge adjacent to road about 50 m upslope from road 286 Comment
  CDA1003  Plantago erecta D. G. Kelch 1991-3-17 1305 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  RSA600921  Plantago erecta Louis C. Wheeler 1968-3-17 s.n. Los Angeles San Gabriel Mountains: Wildwood Canyon along Ferguson Motorway. 480 Comment
  SD69492  Plantago erecta Robert F. Thorne 1966-4-6 35906 Los Angeles Santa Catalina Island: margin of small reservoir N. of Catalina Airport. Comment
  JEPS6395  Plantago erecta Frank W. Peirson 1919-3-27 329 Los Angeles Arroyo Seco San Gabriel Mountains 411 Comment
  RSA0024509  Plantago erecta Robert F. Thorne 1980-4-26 54141 Los Angeles Santa Catalina Island. Blackjack Camp; W slope of Blackjack Peak. Comment
  RSA250525  Plantago major Robert F. Thorne, John Dourley 1967-10-10 37331 Los Angeles San Gabriel Mtns., Angeles National Forest: Jackson Lake. 1867 Comment
  RSA70071  Platanthera sparsiflora Frank W. Peirson 1921-7-17 4283 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains. 2134 Comment
  LA206328  Platanus racemosa W. B. Welch; 1928-4-15 sn Los Angeles Big Tujunga Wash Comment
  RSA0053867  Platanus racemosa R. G. Swinney 2010-4-20 12297 Los Angeles San Gabriel Mountains; Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA0102693  Platanus racemosa T. B. Salvato, H. Spencer Badet, Mitch Provance 2007-4-26 2087 Los Angeles Tehachapi Mountains Foothills: lower Big Sycamore Canyon. 1000 Comment
  SEINET10530979  Platycladus orientalis David B. Dunn 1939-10-25 Dunn UMO 46533 Los Angeles Ornamental plants collected in the vicinity of Orange Dr. and Colorado Blvd., Pasadena. 274 Comment
  CDA34949  Plecostachys serpyllifolia R. E. Riefner Jr. 2009-6-9 09 -108 Los Angeles Malibu; ca. 0.2 mi east of La Piedra State Beach. Comment
  RSA484170  Poa Freda Detmers 1931-5-17 s.n. Los Angeles Along Highland Avenue Comment
  SFV21023  Poa bulbosa L. Gross, J. Gross, J. Gross, Jr., M. Gross 2002-4-27 533 Los Angeles San Gabriel Mountains West Fork San Gabriel River, Valley Forge Campground. 1057 Comment
  RSA0106566  Poa bulbosa subsp. vivipara R. G. Swinney 2011-6-23 15308 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
  LA12576  Poa secunda Geo. B. Grant; 1905-4-4 3668 - Los Angeles near Pasadena Comment
  SEINET13297604 Image available Poa secunda R. G. Swinney 2010-1 12198 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon (San Fernando 7.5' Q.) (T3N R14W S30) 561 Comment
  JEPS86572 Image available Poa secunda subsp. secunda Roy E. Buck 1988-4-10 891 Los Angeles n Castaic (e side of Three Points Rd, 0.3 rd mi n of Three Ponts, ca 0.6 air km ne of confluence of Oakdale and Pratt Canyons drainage) 1036 Comment
  UCR195290  Polycarpon tetraphyllum Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-26 1188 Los Angeles Transverse Ranges: Verdugo Mountains Region, northwestern edge of Verdugo Mountains, north of La Tuna Canyon, southeast of Green Verdugo Reservoir 457 Comment
  UCR45035  Polycarpon tetraphyllum A. C. Sanders 1986-7-30 6811 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  UCR50851  Polycarpon tetraphyllum A. C. Sanders 1988-5-18 7828 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  RSA640278  Polycarpon tetraphyllum R. F. Thorne 1971-5-18 41367 Los Angeles Santa Catalina Island: White's Landing. 30 Comment
  SEINET11932266  Polycarpon tetraphyllum Unknown 1965-1 700 Los Angeles McCaskill Gardens, 25 South Michillinda Avenue, Pasadena Comment
  UCD98408  Polycarpon tetraphyllum E. K. Balls 1953-5-7 18395 Los Angeles in Bontanic Garden in Claremont. 381 Comment
  RSA606308  Polygala cornuta var. fishiae Jon E. Keeley 1993-6-24 22827 Los Angeles Glen behind greenhouse at Soka University off La Virgenes Rd. 300 Comment
  SBBG128207  Polygonum aviculare M. G. Simpson, A. Russell, J. Dunn 2000-7-20 2195 Los Angeles Horse Beach Cyn, ca. 2.3 mi N of China Point 183 Comment
  CATA1288  Polygonum aviculare subsp. depressum Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-13 2377 Los Angeles Santa Catalina Island: Boushay Canyon Road, by Ironwood grove, off of Upper West End Road 396 Comment
  UC450767  Polypodium californicum Fay A. MacFadden 1931-3-28 2929 Los Angeles Tuna Canyon; Verdugo Hills Comment
  UCR200146  Polypodium californicum Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 799 Los Angeles Verdugo Mountains, south side, Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road 488 Comment
  UCSB62343  Polypodium californicum Kiefer, Lawrence 1967-4-23 Los Angeles San Gabriel Mtns., Burro Canyon, tributary of the E fork of the San Gabriel River, ca. 3/4mi from the mouth 518 Comment
  UCSB62473  Polypodium californicum Kendall, M. 1921-2-11 Los Angeles Fish Canon Comment
  RSA600467  Polypogon interruptus Steve Boyd, Lauren Raz 1997-4-30 9615 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
  RSA0088588  Polypogon semiverticillatus R. G. Swinney 2010-9-13 13835 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
  UCR259589  Polypogon viridis R. G. Swinney 2010-9-7 13726 Los Angeles San Gabriel Mountains, NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks 1768 Comment
  RSA3586  Populus X parryi Carl B. Wolf 1932-5-12 3603 Los Angeles Santa Catalina Island. Cottonwood Canyon, at bridge on Isthmus Road. 15 Comment
  CAS-BOT-BC102541  Populus fremontii Cary Otis 1927-1 s.n. Los Angeles San Gabriel Mountains: Gold Bar Mill Site Comment
  SEINET10965539  Portulacaria afra Jon Ricketson, Heidi H. Schmidt 1992-10-22 Ricketson 4869 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  RSA732908  Potamogeton crispus R. G. Swinney 1997-6-19 5610 -B Los Angeles San Gabriel Mtns.: SE end of Jackson Lake, west of Wrightwood 1872 Comment
  UCR189969  Potentilla glandulosa R. G. Swinney 1998-8-31 6873 Los Angeles San Gabriel Mtns., San Antonio Ridge, saddle 1.2 mi. west of West Mt. Baldy 2378 Comment
  RSA332610  Potentilla glandulosa subsp. ewanii Wayne E. Sawyer 1981-6-11 25 Los Angeles Angeles National Forest: CA Hwy 2 between Dawson Saddle and junction of CA Highway 39, 1.6 miles from Dawson Saddle 2302 Comment
  CATA604  Primula clevelandii var. insularis Mark L. Hoefs 1991-4-7 1050 Los Angeles Santa Catalina Island: Divide Road, above Avalon Canyon 277 Comment
  CAS-BOT-BC157933  Prunus emarginata I. M. Johnston 1918-7-5 2079 Los Angeles Head of San Antonio [Canon] Canyon 2346 Comment
  CAS-BOT-BC158282  Prunus fasciculata var. fasciculata Wesley O. Griesel 1961-5-13 s.n. Los Angeles State highway #2 between Wrightwood and Big Pines, San Gabriel Mts. 1828 Comment
  OBI69238  Prunus ilicifolia John Knapp, Denise Knapp 2003-4-13 15 Los Angeles Catalina Island 55 Comment
  LA91433  Prunus ilicifolia subsp. ilicifolia Bruce Douglas Clayton; Greg Shaw 1972-3-30 33 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, halfway out Drawbridge firebreak, 15 ft down E side of ridge. 609 Comment
  UCR182492  Prunus virginiana var. demissa R. G. Swinney 1997-7-22 5693 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  UCR216751  Pseudognaphalium biolettii R. G. Swinney 2009-2-20 10012 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  UCR91379  Pseudognaphalium biolettii Scott D. White 1995-3-15 2549 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  UCR272350  Pseudognaphalium californicum R. G. Swinney 2011-3-15 14093 Los Angeles San Gabriel Mountains, Arcadia, Arcadia Wilderness Park, 2240 Highland Oaks Drive, lower Santa Anita Cyn., southern portion of park 232 Comment
  RSA0058249  Pseudognaphalium canescens subsp. microcephalum Richard 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
  JEPS23594  Pseudognaphalium microcephalum Peter Kamb 1948-3-6 794 Los Angeles s crest San Rafel Hills; San Rafael Hills 457 Comment
  POM358705B  Pseudognaphalium microcephalum Joseph A. Ewan 1932-2-3 7018 Los Angeles Hillside near mouth of Laurel Canyon, Santa Monica Mts. Comment
  UC1349333  Pseudognaphalium stramineum Robert F. Thorne and P. Everett 1965-6-23 34983 Los Angeles near margin Hay Press Reservoir; Santa Catalina Island 411 Comment
  UCR102377  Pteris cretica L. C. Wheeler 1947-7-11 6544 Los Angeles San Gabriel Mtns., Millard Canyon 412 Comment
  UC699692  Pteris vittata Kay H. Beach 1943-12-15 1900 Los Angeles stream at Shelter House (just above Flume V.); San Dimas Exerimental Forest, San Dimas Canyon Comment
  RSA0091100  Pterospora andromedea R. G. Swinney 2011-8-17 15656 Los Angeles Ridge to the imm. west of Lily Spring, c. 100 meters s. of SR 2 (Angeles Crest Hwy.), n. slope of Mt. Hawkins 2329 Comment
  CATA3330  Pterostegia drymarioides Amy Catalano 2017-4-13 047 Los Angeles Santa Catalina Island: Edge of small rivulet about 170 meters SW of junction of Silver Peak and Water Tank roads 291 Comment
  RSA597741  Pterostegia drymarioides Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3799 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  SFV21435  Pterostegia drymarioides L. Moore, R. Burchet, L. Gross, D. Zygielbaum 2000-6-8 49 Los Angeles Verdugo Mountains La Tuna Canyon Park. Off La Tuna Canyon Road on Santa Monica Mountains Conservancy Land. 659 Comment
  CAS-BOT-BC421214  Pterostegia drymarioides Carl B. Wolf 1932-5-11 3556 Los Angeles Santa Catalina Islsand. Fourth O'July Cove. Above the road 30 Comment
  RSA584216  Pterostegia drymarioides Tim S. Ross, Orlando Mistretta 1993-5-27 7341 Los Angeles W end of the San Gabriel Mountains: Wilson Canyon, along the riparian strip. 588 Comment
  PASA1189  Purshia tridentata Stason 1931-5-9 Los Angeles Canyon near Willow Springs Comment
Read comments
Apr 30 2015
  RSA401593B  Pycnanthemum californicum Geo. L. Moxley 1915-9-6 449 Los Angeles Spanish canyon, NE from Monrovia. Comment
  RSA588157  Pycnanthemum californicum Orlando Mistretta 1994-5-23 1250 Los Angeles Little Rock Creek. Drainage E of Creek and N of Forest Rd. 4N15. 1220 Comment
  SFV22026  Quercus berberidifolia V. Soza, I. E. Anderson, L. Gross 2000-6-6 987 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. Along Verdugo Mountainway east of junction with Stough Canyon Mountainway, above Stough canyon, northeast side of peak O'2646. North-northeast-facing slope above along fire near ridgetop. 762 Comment
  UCSB72067  Quercus berberidifolia Gross, LeRoy 2000-11-4 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way, east off La Tuna Canyon Road, Sun Valley 365 Comment
  RSA0017041  Quercus berberidifolia Sandy Leatherman, Brian Daniels 1998-11-10 62 Los Angeles Bouquet Canyon: E of Bouquet Canyon road, immediately S of Esguerra Road. 610 Comment
  CAS-BOT-BC62563  Quercus chrysolepis Timothy S. Ross; Steve Boyd 1994-9-21 8304 Los Angeles Liebre Mountain: upper west summit area on broad northerly ridge extending northward toward Tentrock Canyon drainage; 1623 Comment
  RSA773299  Quercus chrysolepis R. G. Swinney 2009-6-8 11064 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SBBG58043  Quercus chrysolepis R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk Comment
  UCD45446  Quercus chrysolepis H. L. Mason 1927-6-11 3743 Los Angeles Mt. Wilson, San Gabriel Mts, alt. 5000 ft. 1524 Comment
  SD171858  Quercus douglasii E. R. Blakely 1962-10-6 5472 Los Angeles Santa Catalina Island, head of Bullrush Canyon 358 Comment
  UC72166  Quercus douglasii R. S. Baldwin Oct 1905 Los Angeles Liebre Gulch Liebre Mts. Comment
  PASA57  Quercus dumosa Annetta Carter 1929-1-10 Los Angeles N. Slope of low spur of Sierra Madre Mts. Comment
  UC847967  Quercus dumosa Marcus E. Jones, A. M. 1882-2-27 3034 Los Angeles Pasadena Comment
  RSA339682  Quercus durata var. gabrielensis Robert F. Thorne 1980-3-23 54013 Los Angeles Johnson's Pasture, above Claremont. 610 Comment
  UCR212766  Quercus durata var. gabrielensis Ellen Mackey, Bart O'Brien, Blake Whittington 2006-11-14 NFWF- 1856 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, Webb Canyon Road 436 Comment
  SEINET3090844 Image available Quercus ilex M. Van Rensselaer 1947-9-17 1925 Los Angeles 200 block, Oak Street, Whittier. Comment
  POM11588  Quercus kelloggii P. A. Munz 1921-6-17 4663 Los Angeles San Antonio Mountains, Swartout [Swarthout] Valley. 1829 Comment
  UCR142716  Quercus pacifica M. B. Dunkle 1928-10-14 s.n. Los Angeles Channel Islands, Santa Catalina Island, Renton Mine Road 229 Comment
  UCR143405  Quercus pacifica Reid Moran 1941-3-14 707 Los Angeles Channel Islands, Santa Catalina Island: Middle Ranch 200 Comment
  UCD47332  Quercus tomentella D. H. Wilken; D. Kershaw 1996-5-30 15217 Los Angeles San Clemente Island. E side of Twin Dams Cyn, 1.1 km nnw of Boulder, 1.8 km se of Peak. UTM: 11S, 322490 E, 3641597 N. 455 Comment
  HSC35974  Quercus turbinella Thomas W. Nelson, James Nelson 1975-8-19 2172 Los Angeles Beside Hwy. 5, W of junction with Hwy. 138 915 Comment
  CAS-BOT-BC104873  Quercus wislizeni Jeannette L. Huber 1970-8-2 1094 Los Angeles Chilao, 1 mi N of Chilao Fire Station, San Gabriel Mtns. 1524 Comment
  UC1135887  Quercus wislizeni A. D. Gifford 1935-3-26 289 Los Angeles 2.25 mi wnw Sawmill Peak; Angeles National Forest, Tejon Quad. 1432 Comment
  UC1605495  Quercus wislizeni var. frutescens Tim Ross and Steve Boyd 1992-7-5 6607 Los Angeles Red Mountain Liebre Mountains, Warms Springs Mountain U.S.G.S. 7.5' Quad. 1200 Comment
  RSA682303  Rafinesquia californica LeRoy Gross, Valerie Soza 2003-5-15 899 Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline., Then we came back down into a small canyon at the end of Elben Place, just east of where we started. 396 Comment
  RSA0112065  Raphanus raphanistrum Steven A. Junak 2000-5-6 SCa- 1277 Los Angeles Santa Catalina Island. Just N of Upper Quarry Road, ca 2.4 mi. W of junction w/road to housing at Empire Landing. 289 Comment
  RSA653620  Raphanus sativus S. Koukol, R. Koukol 1998-5-3 31 Los Angeles La Verne, Foothill Blvd., 125 m W. of Wheeler Avenue 344 Comment
  RSA390203  Rhamnus californica Albert J. Perkins 1918-10-28 s.n. Los Angeles Santa Monica Canon. Comment
  RSA613301  Rhamnus californica E. Lloyd 1933-3-25 s.n. Los Angeles Temescal canon. Comment
  RSA724372  Rhamnus californica subsp. californica K. Dobry 1991-6-13 d- 708 Los Angeles Santa Monica Mts. Las Virgenes and Mulholland Hwy at Soka Univ. Comment
  RSA669702  Rhamnus crocea LeRoy Gross, Naomi Fraga, Bill Hogshead 2002-3-21 501 Los Angeles Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. On northwest facing slope, in small canyon above (east) of Village Christian School in Sun Valley. 366 Comment
  LA207807  Rhamnus crocea subsp. ilicifolia Lincoln Ellison; 1929-5-19 sn Los Angeles Big Santa Anita Dam Comment
  LA52136  Rhamnus ilicifolia Martha Hilend; K. Kinsel 1929-3-9 sn Los Angeles 219 Comment
  RSA0081312  Rhamnus ilicifolia R. G. Swinney 2010-5-7 12590 Los Angeles Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  RSA391038  Rhamnus ilicifolia Albert J. Perkins 1916-4-13 s.n. Los Angeles Santa Anita Ca - on - Sierra Madre Comment
  UC1871263  Rhamnus ilicifolia T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3870 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon; elevation 4830-5160 feet. T8N R17W center S 1/4 SE 1/4 sect 34; and T7N R17W center N 1/2 NE 1/4 sect 3. Comment
  UCR125952  Rhamnus ilicifolia A. C. Sanders, Mark Elvin 2002-6-19 25165 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  UCR205906  Rhamnus ilicifolia R. G. Swinney 2008-5-5 8768 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  RSA213334  Rhamnus pirifolia Reid V. Moran 1941-2-2 608 Los Angeles Santa Catalina Island, Johnson's Valley 20 Comment
  UC870833  Rhamnus pirifolia Ezra C. Knopf 167 Los Angeles Santa Catalina Island Comment
  UCSB4049  Rhamnus pirifolia Muller, Cornelius 1953-5-2 Los Angeles Upper end of Swain Canyon, near ridge top, Santa Catalina Island Comment
  RSA390154  Rhamnus tomentella subsp. cuspidata G. R. Johnstone, W. B. McDougal 1930-2-9 s.n. Los Angeles Near Buckhart [Burkhart?] Ranch, Little Rock. N. Foothills San Gabriel Mts. 1220 Comment
  RSA495627  Rhamnus tomentella subsp. cuspidata S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villase - or 1989-6-21 329 Los Angeles Mountain High Ski Resort. W of Wrightwood; N slopes of San Gabriel Mts. 2018 Comment
  UCD39261  Rhus aromatica B. Crampton 1976-9-21 9411 Los Angeles ca. 10 miles east of Saugus. Agua Dulce canyon area. Comment
  CATA3  Rhus integrifolia USC Wrigley Interns: Daniel Kasang, Sabrina Lawrence-Gomez, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-1 1 Los Angeles Santa Catalina Island: Deer Valley Trail 4 Comment
  CHSC109991  Rhus integrifolia L. P. Janeway; B. Castro 2011-11-25 10783 Los Angeles Peninsular Ranges. North slope of Puente Hills, Shabarum Re-gional Park; along the dirt road/trail up the main canyon 0.8 km south of the horse corrals. 229 Comment
  RSA592777  Rhus integrifolia Steve Boyd, Michael Wall 1996-4-4 8536 Los Angeles Liebre Mountains, ridgeline and adjacent slopes of side canyon to Charlie Canyon, west of San Francisquito Canyon off Angeles National Forest Road 5N17, ca 1.4 road miles south of jtn with 5N16. 488 Comment
  SBBG96868  Rhus integrifolia T. Ross 1991-3-24 4309 Los Angeles steep SW slope of canyon that drains SSE into Turnbull Cyn, Whittier Hills (Puente Hills) 237 Comment
  RSA773830  Rhus ovata R. G. Swinney 2009-6-12 11145 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
  SEINET13297612 Image available Rhus ovata R. G. Swinney 2011-1 15994 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre (Mt. Wilson 7.5' Q.) (T1N R11W S9) 549 Comment
  RSA162831  Rhus trilobata J. Olmstead 1959-5-13 625 Los Angeles San Antonio Wash 1 mi. south of flood Control Dam 548 Comment
  POM476426  Ribes amarum Reid V. Moran 1941-2-9 s.n. Los Angeles Ridge Route near Tejon Comment
  RSA585537  Ribes amarum T. S. Ross 1992-4-21 6215 Los Angeles Glendora ridge road: on the divide between San Dimas Canyon & Cattle Canyon, draining northward toward the latter. 1232 Comment
  CAS-BOT-BC92442  Ribes aureum var. gracillimum C. F. Baker 1904-3-15 4154 Los Angeles Glendora. Comment
  RSA476425  Ribes aureum var. gracillimum Fay A. MacFadden 1931-3-17 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA509585  Ribes aureum var. gracillimum Louis C. Wheeler 1967-7-23 10146 Los Angeles Sand Canyon at Iron Canyon. 526 Comment
  UCR231784  Ribes aureum var. gracillimum Darren T. Hasegawa 2007-4-8 s.n. Los Angeles San Gabriel Mtns. Area, Pasadena, adjacent to Rose Bowl 256 Comment
  UCR270166  Ribes aureum var. gracillimum R. G. Swinney 2011-4-9 14387 Los Angeles San Gabriel Mountains, NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  RSA0091074  Ribes californicum R. G. Swinney 2011-4-9 14362 Los Angeles NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  RSA658979  Ribes californicum var. hesperium Jami Liberi 1983-4-16 17 Los Angeles Located in Claremont, across the street from the San Antonio Dam. 640 Comment
  RSA0030920  Ribes californicum var. hesperium Bonnie C. Templeton 1930-2-4 1438 Los Angeles Mandeville Canyon. 250 Comment
  RSA226938  Ribes cereum var. cereum Robert F. Thorne 1971-8-25 41249 Los Angeles San Gabriel Mountains, Angeles National Forest: Summit of Throop Peak 2784 Comment
  SEINET3154876  Ribes grantii G. B. Grant 1904-5-17 6241 Los Angeles North side of Mt. Wilson 1676 Comment
  CAS-BOT-BC173116  Ribes indecorum Peter H. Raven 1959-2-25 13812 Los Angeles 1.2 miles east of summit, Saddle Peak 670 Comment
  RSA84504  Ribes indecorum F. W. Peirson 1920-12-30 2341 Los Angeles San Gabriel River Wash at Foothill Blvd, West of Azusa. 137 Comment
  UC147005 Image available Ribes indecorum C. F. Baker 1909-2-15 5238 Los Angeles Claremont Comment
  UC921817  Ribes indecorum Louis C. Wheeler 1932-2-28 450 Los Angeles near Claremont (Thompson Creek Dam); Thompson Creek 502 Comment
  UCR178801  Ribes malvaceum R. G. Swinney 1968-3-18 222 A Los Angeles San Gabriel Mtns., Big Dalton Canyon, 1.0 mi. east of Glendora Mtn. Road 427 Comment
  LA200833  Ribes malvaceum var. viridifolium John O'Leary; 1974-2-1 231 Los Angeles Santa Monica Mountains, Stone Canyon, above Stone Canyon Reservoir 259 Comment
  CAS-BOT-BC219295  Ribes nevadense Tim Ross 1990-8-17 3168 Los Angeles San Gabriel Mountains, S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine, Mount San Antonio 2121 Comment
  RSA756173  Ribes quercetorum Orlando Mistretta, Christine Mistretta 2008-4-4 2338 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Peaceful Valley Road (Segment 5, structure 53 per TRTP survey; 2008) 1220 Comment
  RSA612202  Ribes speciosum Bill Campbell 1932-3-19 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  UCD102504  Ribes speciosum Richard Bates 1949-4-1 s.n. Los Angeles Faculty Hill, UCLA campus, Westwood. Comment
  CAS-BOT-BC173934  Ribes viburnifolium Lester Rowntree 1938-3-15 s.n. Los Angeles Catalina Comment
  RSA486465  Ricinus communis Richard Noyes 1988-7-30 605 Los Angeles Claremont, adjacent to Mills Avenue east of Thompson Creek Dam. Comment
  UCR198406  Rosa californica LeRoy Gross 2007-3-30 2617 Los Angeles Transverse Ranges: Verdugo Mountains, northeast side of the range, unnamed canyon or east branch of Engleheard Canyon, dirt road near the mouth of the canyon 496 Comment
  RSA729490  Rosa woodsii subsp. gratissima R. G. Swinney 1999-6-21 7380 Los Angeles Boulder Canyon Wash, south of east-west road that runs through Big John Flat. Wash bottom in ravine. 1634 Comment
  RSA599909  Rubus discolor Louis C. Wheeler 1967-10-9 s.n. Los Angeles San Gabriel Mountains: Middle Fork West Ravine near Chaney Trail. 457 Comment
  RSA601049  Rubus discolor Steve D. Boyd, Lauren Raz 1997-6-18 9979 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  UCR209647  Rubus parviflorus R. G. Swinney 2008-7-2 9126 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
  RSA669693  Rubus ursinus LeRoy Gross 2002-4-28 534 Los Angeles North side.Off La Tuna Canyon Road (Santa Monica Mountains Conservancy Land). 549 Comment
  SBBG18716  Rubus ursinus E. R. Blakley 1963-4-7 5516 Los Angeles Middle Ranch Cyn at Eagles Nest Station 152 Comment
  UCR242025  Rubus ursinus Dan S. Cooper 2012-2-13 212- 10 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Oak Canyon along Griffith Park Dr. 169 Comment
  POM243849  Rumex conglomeratus F. R. Fosberg 1931-7-10 S 5369 Los Angeles Eagle's Nest, Middle Ran[ch] Canyon, Santa Catalina Island. 190 Comment
  UCR174647  Rumex conglomeratus Jennifer H. Jones 2006-6-4 374 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., SW of Claremont Wilderness Park near the W end of Pomello Drive. Dirt continuation of Pomello Drive across flood control channel. 476 Comment
  RSA65920  Rumex conglomeratus F. W. Peirson s.n. Los Angeles Arroyo Seco Canyon, San Gabriel Mts. Comment
  UCR274127  Rumex conglomeratus Steven A. Junak 1999-5-6 SCa- 884 Los Angeles Channel Islands, Santa Catalina Island, Parson's Landing, at west end of beach, mouth of canyon creek 3 Comment
  UCR179489  Rumex crispus R. G. Swinney 1989-5-31 s.n. Los Angeles San Gabriel Mtns., Glendora, north end of Big Dalton Dam near Big Dalton Canyon Rd. 518 Comment
  CAS-BOT-BC433246  Rumex crispus Le Roy Abrams 1901-6-1 1731 Los Angeles Ballona Creek Comment
  CAS-BOT-BC433928  Rumex salicifolius I. Johnston 1917-5-13 s.n. Los Angeles El Monte 91 Comment
  LA201790  Rumex salicifolius Arthur C. Gibson; 2003-5-30 4955 Los Angeles Comment
  RSA466272A  Rumex salicifolius var. salicifolius Joseph A. Ewan 1931-7-4 4727 Los Angeles Pacoima Canyon, 1/2 mile below dam Comment
  LA201522  Ruppia cirrhosa Arthur C. Gibson; 2003-8-25 4885 Los Angeles SANTA MONICA MOUNTAINS, Malibu Lagoon and salt marsh Comment
  SFV21849  Salazaria mexicana J. D. Dilley 1997-5-4 s. n. Los Angeles San Gabriel Mountains Mount Emma Road, 1 mile east of Angeles Forest Highway. 1210 Comment
  UC25645  Salazaria mexicana none 1897-1 11 Los Angeles Antelope Valley Comment
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Jul 21 2010
  SFV20028  Salicornia bigelovii A. Dittmer, S. Dark 2004-10-1 68 Los Angeles Ballona Wetlands. East side of wetlands on the south side of Jefferson Ave. Adjacent to the "freshwater" restoration area. Comment
  RSA720180  Salix exigua LeRoy Gross 2007-3-13 2610 Los Angeles Southern side of range: Wildwood Canyon. 499 Comment
  LA208649  Salix exigua var. hindsiana Carl Hedin; Joseph Ewan 1933-3-15 7635 Los Angeles San Fernando Valley, Los Angeles River, 400 m E of Radford Ave [Area 1] Comment
  LA208683  Salix exigua var. hindsiana Willis H. Wheeler; 1930-3-8 sn Los Angeles San Gabriel Mountains, San Dimas Canyon, about 0.25 mi above the W fork 609 Comment
  UC492447  Salix exigua var. hindsiana F. R. Fosberg 1932-3-3 7411 Los Angeles Castaic Creek below Castaic; San Gabriel Mts. 300 Comment
  CAS-BOT-BC106945  Salix laevigata Timothy S. Ross; Darin Banks 1994-4-13 7520 Los Angeles San Francisquito Canyon: riparian strip and adjacent lower slopes ca 430 m SW of San Francisquito Powerhouse No. 2 487 Comment
  POM184867  Salix laevigata F. R. Fosberg 1932-3-13 7427 Los Angeles Lower Topanga Canyon. 15 Comment
  POM360933  Salix laevigata Thekla Mohr s.n. Los Angeles Los Angeles. Comment
  POM362596  Salix laevigata Robert Gustafson 1981-3-18 2128 Los Angeles Ballona Wetlands, Area 1. Comment
  RSA764496  Salix laevigata Orlando Mistretta, Christine Mistretta 2008-4-29 2619 Los Angeles Short Cut Station, upper Big Tujunga Cyn, NW of jct. of State Hwy 2 (Angeles Crest Hwy) and Forest Service Route 3N19 (Upper Big Tujunga Canyon Rd.) 1280 Comment
  UC483014  Salix laevigata F. R. Fosberg 1931-5-4 S 4756 Los Angeles mouth of Middle Ranch Canyon; Santa Catalina Isl., Middle Ranch Canyon 5 Comment
  RSA0034680  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
  UCR108662  Salix lasiolepis L. C. Wheeler 1961-6-13 7877 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  UCR150461  Salix lasiolepis R. G. Swinney 1999-6-21 7356 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  RSA12369  Salix lasiolepis var. bigelovii Fay A. MacFadden 1931-04 3073 Los Angeles Verdugo Mountains: Tujunga Canyon. Comment
  CAS-BOT-BC128514  Salix lasiolepis var. lasiolepis F. R. Fosberg 1931-10-23 5852 Los Angeles Santa Monica Mountains - Agoura (Picture City) Comment
  UCR132303  Salpichroa origanifolia John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect two 396 Comment
  RSA444937  Salsola tragus Anstruther Davidson 1902-09 s.n. Los Angeles E. Los Angeles. Comment
  RSA172281  Saltugilia splendens R. F. Thorne 1963-5-15 31687 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1219 Comment
  POM308209  Saltugilia splendens subsp. grantii Henry J. Ramsey, Henry J. Ramsey 1937-9-2 2993 Los Angeles Lady Bug Canyon, Angeles Crest Highway. Comment
  RSA71794  Saltugilia splendens subsp. grantii F. W. Peirson 1928-6-2 7933 Los Angeles South Fork of Rock Creek 1982 Comment
  POM3989  Salvia apiana P. A. Munz 1918-5-19 2268 Los Angeles Pomona. Comment
  UCR259771  Salvia apiana R. G. Swinney 2010-4-28 12393 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  PASA463  Salvia apiana Loletta Hiebert Los Angeles Flintridge Comment
  RSA785722  Salvia apiana Doris Bowers 1957-6-22 305 Los Angeles Arroyo Seca, Pasadena 457 Comment
  PASA477  Salvia columbariae J. E. Giguette may '26 Los Angeles Big Tujunga Comment
  RSA0094362  Salvia columbariae R. G. Swinney 2011-5-31 14904 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA199029  Salvia columbariae W. M. Gauntt 1966-4-30 161 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy. 915 Comment
  RSA591924  Salvia columbariae Louis C. Wheeler 1967-5-8 9323 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  RSA710807  Salvia columbariae LeRoy Gross 2005-5-3 2243 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
  RSA771766  Salvia columbariae R. G. Swinney 2009-5-20 10810 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  SBBG31459  Salvia columbariae R. F. Thorne 1966-4-7 35945 Los Angeles Cherry Valley 60 Comment
  UC25690  Salvia columbariae Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  SBBG55016  Salvia columbariae T. T. Smith 1962-5-13 25 Los Angeles 0.5 mi up Cobal Cyn Fire Rd N of Claremont 548 Comment
  RSA239428  Salvia dorrii var. pilosa C. W. Tilforth, John Dourley 1973-5-24 815 Los Angeles Bob's Gap, 2 mi ENE of Valyermo Comment
  SD121493  Salvia dorrii var. pilosa Barbara Ertter, J. Strachan 1979-6-29 3007 Los Angeles North edge of Angels National Forest ca. 9.0 miles eastsoutheast of Pearblossom, 1.7 miles north of Mile High on County Highway N4. 1463 Comment
  CHSC12144  Salvia mellifera L. M. Mayer 1973-4-21 103 Los Angeles Very abundant at the base of the mountains, ca. 20 ft off the rd through Big Tujunga Canyon, ca 8 mi ne of the intersection of Foothill Blvd. and Mt Gleason Ave. 701 Comment
  LA99057  Salvia mellifera R. L. Armacost; 1960-6-9 1299 Los Angeles 335 Comment
  SBBG128310  Salvia mellifera S. Lawrence-Gomez, A. Cheung, D. Kasang, M. Zou, S. Ratay 2011-7-8 36 Los Angeles Deer Valley Trail 92 Comment
  RSA303605  Sambucus mexicana J. R. Shevock 1970-3-23 50 Los Angeles Along roads in Sylmer. 274 Comment
  RSA329674  Sambucus mexicana Gary D. Wallace 1975-4-26 1423 Los Angeles Claremont, vacant wash and weedy coastal sage scrub area near Rancho Santa Ana Botanic Garden. Comment
  UC1211132  Sambucus mexicana Huron H. Smith 1912-5-26 5001 Los Angeles Avalon Canyon Santa Catalina Island 30 Comment
  UC450905  Sambucus mexicana F. A. MacF. 1931-4-1 Los Angeles Tuna Canyon Verdugo Hills Comment
  SEINET13710412  Sambucus mexicana J. Adams, J. Adams (Botany) 1963-1 30 Los Angeles Claremont, Pomona College Wash 1100 Ft 335 Comment
  CATA1150  Sambucus nigra subsp. caerulea Mark L. Hoefs 1995-5-23 2141 Los Angeles Santa Catalina Island: Upper Middle Canyon 225 Comment
  RSA0091319  Sambucus nigra subsp. caerulea R. G. Swinney 2011-5-26 14873 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  SBBG106886  Sanguisorba minor M. L. Hoefs, R. F. Thorne, J. Takara, M. Gay 1995-7-27 2504 Los Angeles just below lower Bullrush Reservoir 281 Comment
  SDSU2337  Sanicula arguta R. M. Beauchamp 1967-1-28 141 Los Angeles Growing on knoll west of Lemon Tank. San Clemente Island. Comment
Read comments
Oct 13 2011
  LA32973  Sanicula crassicaulis Carl Epling; March 1925 6524 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA785651  Sanicula crassicaulis K. Dobry 1992-4-9 326 Los Angeles West Santa Monica Mts. along E Arroyo Sequit 5 mi No. of Pacific Coast Hwy. At camp Shalom Comment
  RSA0065396  Sanicula menziesii G. F. Orr 1956-3-12 s.n. Los Angeles Topanga Canyon. 426 Comment
  RSA593490  Schedonorus arundinaceus Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8840 Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon 549 Comment
  RSA650358  Schedonorus arundinaceus Nancy Gould 1977-5-13 26 Los Angeles Cal Poly Campus, Pomona. Comment
  RSA709623  Schismus arabicus LeRoy Gross 2005-4-28 2127 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. Than dropped off ridge into canyon bottom back to origin. 1235 Comment
  RSA0107888  Schismus arabicus Steven A. Junak 1998-5-1 SCa- 590 Los Angeles Santa Catalina Island. Along Airport Road, ca. 0.2 miles W of Middle Ranch Road, overlooking Swain's Canyon. 441 Comment
  SEINET7591467 Image available Schoenoplectus californicus Scott D. White 1995-1 3776 Los Angeles Marina del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way 5 Comment
  UCR91299  Schoenoplectus californicus B. G. Pitzer, Paul Gomez 1996-4-28 2750 Los Angeles Los Angeles Basin, Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue Comment
  RSA714590  Scirpus microcarpus A. C. Sanders, Mark A. Elvin 2002-8-26 25586 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed: Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near Airport Mesa 305 Comment
  UC27616  Scrophularia californica J. Burtt Davy May 9 1896-May 24 1896 2344 Los Angeles between Lancaster and Gorman's; Antelope Valley Comment
  UCD124828  Scrophularia californica P. B. Kennedy 1928-3-28 s.n. Los Angeles above golf-links, Avalon; Santa Catalina Island, California. Comment
  RSA584298  Scrophularia californica subsp. floribunda Tim S. Ross, Orlando Mistretta 1993-5-26 7313 Los Angeles W end of San Gabriel Mountains, Santa Clara Road (USFS) between Wilson Canyon Saddle on May Canyon Saddle; N slope of the 3834-foot peak NW of May Canyon Saddle. 1097 Comment
  UCR89484  Scrophularia peregrina T. S. Ross, Steve Boyd 1993-3-24 6819 Los Angeles RSABG; collected on the SE edge of Indian Hill Mesa (also observed in the Bernard Field Station to the east of the Botanic Garden) 402 Comment
  RSA305371  Scrophularia villosa D. C. Michener, Dourley, Haner, Pettys, Hoefs 1983-6-7 4297 Los Angeles Santa Catalina Island, Cherry Valley 61 Comment
  UCR142511  Scrophularia villosa F. R. Fosberg 1931-4-8 S- 4520 Los Angeles Channel Islands, Avalon Valley, Santa Catalina Island 60 Comment
  CAS-BOT-BC237863  Scrophulariaceae Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  RSA445336  Scutellaria siphocampyloides Bonnie C. Templeton 1932-6-18 4928 Los Angeles Big Pine Park, San Gabriel Mountains Comment
  LA200016  Selaginella bigelovii Lawrence L. Kiefer; 1966-4-9 1825 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 1.5 mi above Sunset Blvd. 228 Comment
  RSA600212  Selaginella bigelovii Steve Boyd, Lauren Raz 1997-5-28 9898 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
  UC380913  Selaginella bigelovii Marcus E. Jones, A. M. 1882-2-25 3023 Los Angeles Pasadena Comment
  POM156316  Selaginella bigelovii L. R. Abrams, E. G. Anderson 1903-3-13 3126 Los Angeles San Gabriel Canyon. Comment
  UC128657  Senecio californicus C. F. Baker 1904-4-15 4178 Los Angeles Claremont Comment
  RSA472930  Senecio flaccidus var. douglasii Fordyce Grinnell Jr. 1915-9-6 s.n. Los Angeles Pasadena. Comment
  RSA730757  Senecio flaccidus var. douglasii A. C. Sanders, Mark Elvin 2002-6-18 25126 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park. 366 Comment
  UC1930205  Senecio flaccidus var. douglasii Mark Elvin, Anne Marie Ruff 1996-8-1 304 Los Angeles Transverse Ranges; San Gabriel Mountains region: San Gabriel Mountains. Angeles National Forest. Glendora Ridge Road. N side of road W of 90 degree curve on road. Road mile 7.75. Comment
  UCR145172  Senecio flaccidus var. douglasii June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek Fire Station, Fenner Canyon 1616 Comment
  RSA702297  Senecio vulgaris Scott D. White, Pam DeVries 2004-5-18 10429 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  UCR110905  Setaria adhaerens A. C. Sanders, D. Malueg 1998-6-22 22015 Los Angeles San Gabriel Mtns., W of Rosemead Blvd., Burton Ave. at Longden Ave., under SCE powerlines 146 Comment
  LA210135  Setaria gracilis R. L. Armacost; 1959-5-27 1153 Los Angeles SANTA MONICA MOUNTAINS, Near Riviera Country Club. Comment
  LA93450  Setaria gracilis John O'Leary; 1975-7-15 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 152 Comment
  UCD92611  Setaria parviflora Geoffrey Levin 1975-9-22 655 Los Angeles waste ares in Claremont. Alluvial fan of San Gabriel Mts. Santa Ana River; Pacific Slope. 335 Comment
  RSA0034970  Setaria viridis S. Karlin 1966-04 s.n. Los Angeles Woodland Hills Comment
  CAS-BOT-BC384477  Silene antirrhina Louis C. Wheeler 1932-5-28 782 Los Angeles E side San Antonio Canyon SE Hog Back, San Gabriel Mts. 1280 Comment
  CATA1631  Silene antirrhina Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-5-2 2904 Los Angeles Santa Catalina Island: Near divide road, east end, 1.7 miles from Wrigley Memorial 256 Comment
  SBBG98480  Silene antirrhina T. Ross 1991-5-21 5381 Los Angeles San Clemente Island Comment
  SBBG87617  Silene gallica E. R. Blakley 1963-4-10 5594 Los Angeles S of Avalon 30 Comment
  UCSB46626  Silene gallica Welton, Patti 1983-3-28 Los Angeles 2.2 miles north of Malibu Canyon Road; on southwest side of Mulholland Hwy.; on 6 month old burn site 469 Comment
  CAS-BOT-BC387016  Silene gallica Carl B. Wolf 1932-5-11 3545 Los Angeles Santa Catalina Island; W side of Isthmus Harbor 30 Comment
  SEINET8879643  Silene laciniata J. H. Barber 1897-1 308 Los Angeles Santa Monica Canyon. Comment
  UC57600  Silene laciniata subsp. major J. H. Barber Los Angeles Soma Canyon Santa Monica Mts., Soma Canyon Comment
  UCR209902  Silene verecunda R. G. Swinney 2008-7-24 9290 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  CAS-BOT-BC74899  Sinapis alba Dr. H. E. Hasse 1890-3-1 s.n. Los Angeles Soldiers Home. Comment
  CAS-BOT-BC75081  Sisymbrium altissimum Ernest C. Twisselmann 1955-8-10 2307 Los Angeles San Emigdio Range. Upper Castaic Valley. 1226 Comment
  RSA699880  Sisymbrium altissimum LeRoy Gross, Ted Anderson 2004-5-3 1218 Los Angeles Road started west of Mt. Lukens, down (Southeast) to a little west of Earl Canyon Road. (Angeles National Forest Road surveys. Roads, 2N76.1 & 2N76.2) 1333 Comment
  RSA0039137  Sisymbrium irio R. G. Swinney 2010-3-10 11791 Los Angeles Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes. 305 Comment
  LA201838  Sisymbrium irio Arthur C. Gibson; 2003-5-24 4930 Los Angeles Simi Hills, West Hills Comment
  RSA724380  Sisymbrium officinale K. Dobry 1991-5-2 479 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  POM472  Sisymbrium officinale G. C. Chen 1918-5-30 s.n. Los Angeles Claremont. Back yard of house. Comment
  RSA563490  Sisymbrium orientale Timothy S. Ross, Walter Appleby 1993-5-13 7117 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon 854 Comment
  RSA749036  Sisymbrium orientale R. G. Swinney 2008-5-2 8745 Los Angeles Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  SBBG131488  Sisymbrium orientale S. A. Junak 1996-4-15 SCI 345 Los Angeles 0.2 mi inland from mouth of Horse Beach Cyn 24 Comment
  UCR220263  Sisymbrium orientale R. G. Swinney 2009-4-24 10474 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, just below Littlerock Creek Dam, in tributary canyon to the east 1000 Comment
  RSA715213  Sitanion Gary D. Wallace, Bob Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1948 Los Angeles Fort Tejon Road. Comment
  CATA1771  Solanum douglasii Benjamin E. Carter, John Clark & Amy Catalano 2012-8-2 6911 Los Angeles Santa Catalina Island: Wild Boar Gully 116 Comment
  PASA2146  Solanum douglasii A. Carter 1928-12-29 Los Angeles At base of Sierra Madre Mts. Comment
  UCR178946  Solanum douglasii R. G. Swinney 1968-3-18 224 Los Angeles San Gabriel Mtns., Big Dalton Canyon, 1.0 mi. east of Glendora Mtn. Road 427 Comment
  POM4161  Solanum douglasii Marie Tammen 1905-5-4 7837 Los Angeles Claremont. 366 Comment
  RSA580970  Solanum douglasii Catherine A. Mish 1995-3-18 28 Los Angeles Santa Monica Mountains: Fryman Canyon 500 Comment
  CATA2967  Solanum rostratum Oden Vanderwiel Jul 2010 Los Angeles Santa Catalina Island: Buffalo corrals on the way to Two Harbors, in drainage dip 189 Comment
  CAS-BOT-BC156799  Solanum umbelliferum T. S. Ross; S. D. 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 609 Comment
  RSA682617  Solanum umbelliferum Scott D. White, Michael Honer 2003-5-7 9229 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at 'Old Ridge Route.' 427 Comment
  UCR189889  Solanum umbelliferum R. G. Swinney 1998-7-27 6498 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  RSA427427  Solanum xanti var. intermedium M. Bisbee 1917-5-27 s.n. Los Angeles Verdugo Canyon Comment
  SEINET8498774 Image available Solanum xanti var. intermedium G. L. Hannan 1981-5-24 341 Los Angeles Soledad Canyon Road, 4.2 miles east of Aqua Dulce Road. 738 Comment
  RSA0036047  Solidago californica R. G. Swinney 2009-11-16 11633 Los Angeles Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  UC1929629  Solidago velutina subsp. californica Mark Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 353 Los Angeles Transverse Ranges; San Gabriel Mountains region: San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. 1.8 mi w of gate. Comment
  CDA7652  Soliva sessilis L. C. Wheeler 1963-5-24 8257 Los Angeles Los Angeles Basin; Pasadena, northeast corner of N Hudson Ave. and E Walnut St. Comment
  PASA336  Sonchus asper Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  HSC46408  Sonchus asper M. B. Dunkle 1939-4-2 7209 Los Angeles SE point, San Clemente Island, Comment
  RSA679271  Sonchus oleraceus Valerie L. Soza, LeRoy Gross 2001-5-14 1215 Los Angeles Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.7 mile west of the Santa Anita Dam. 762 Comment
  UC1215136  Sonchus oleraceus Peter H. Raven 1962-4-9 17139 Los Angeles near barracks (Wilson Cove, San Clemente Island); San Clemente Island, Wilson cove 60 Comment
  LA10629  Sorghum halepense Joseph Andorfer Ewan; 1931-5-11 4185 Los Angeles vacant lots at Bonnie Brae and Beverly Comment
  SD230143  Sorghum halepense Louis C. Wheeler 1968-11-9 Los Angeles San Gabriel Mountains: 0.2 miles inside mouth of San Gabriel Canyon. Sunny, irrigated avocado grove. 231 Comment
  UC40226  Sorghum halepense J. Burtt Davy Oct 1896 2855 Los Angeles Pomona Comment
  RSA594743  Spartium junceum T. S. Ross 1995-4-7 8361 Los Angeles Templin Highway ca. 100-250 ft NE of its inter- section with the Old Ridge Route (near the headwaters of Violin Canyon). 866 Comment
  RSA653346  Spartium junceum Matt Brooks 1988-5-12 52 Los Angeles Whittier, Skyline Dr. 0.2 miles west of its intersection [with] Turnbull Canyon Rd. Comment
  UCR191299  Spartium junceum R. G. Swinney 1998-7-6 6272 Los Angeles San Gabriel Mtns., Mescal Canyon, 2.3 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1646 Comment
  CAS-BOT-BC389953  Spergula arvensis Peter H. Raven 1959-4-4 13969 Los Angeles Santa Monica Mountains. Just behind point, Point Dume 15 Comment
  SFV12393  Spergula arvensis D. L. Koutnik 1978-5-10 473 Los Angeles Santa Monica Mountains End of Corral Canyon Road. 732 Comment
  UCR64455  Spergula arvensis Anstruther Davidson 1893-6-12 s.n. Los Angeles Pasadena Comment
  POM426465  Spergularia bocconi F. R. Fosberg 1931-4-3 681 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach. 2 Comment
  SBBG132067  Spergularia bocconi S. A. Junak, B. Collins 1991-4-25 SCI 223 Los Angeles E side of island, along rd to Camera Pad "Boulder", N of Thirst Cyn 585 Comment
  RSA0097905  Spergularia bocconi Warren Crawford 1915-7-15 508 Los Angeles Claremont. Comment
  RSA0098741  Spergularia macrotheca Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-7 4250 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  SBBG37832  Spergularia macrotheca var. macrotheca M. B. Dunkle 1939-4-2 7205 Los Angeles SE point of San Clemente Island Comment
  SBBG80299  Spergularia macrotheca var. macrotheca F. C. Boutin 1967-4-23 1698 Los Angeles near Eel Pt Comment
  CAS-BOT-BC390325  Spergularia macrotheca var. macrotheca Michael R. Benedict 1971-6-26 s.n. Los Angeles California Islands. About 1/2 mile south of Wilson Cove. San Clemente Island Comment
  UCD99294  Spergularia rubra Daryl Koutnik 1978-4-21 407 Los Angeles Glendale at east end of Glenoaks Avenue, near Scholl Canyon Park. 304 Comment
  RSA0097291  Spergularia salina var. salina L. C. Wheeler 1970-6-9 s.n. Los Angeles San Pedro: South of 200 E. Signal Street. Comment
  SBBG130712  Spergularia villosa S. A. Junak 2000-5-6 SCa 1270 Los Angeles small reservoir [Deep Tank], S side of Upper Empire Quarry Rd, 0.8 mi W of intersection with rd to Empire Landing housing 97 Comment
  SEINET3150438  Sphaerostigma micranthum G. B. Grant 1233 Los Angeles Pasadena Comment
  CAS-BOT-BC235432  Sporobolus airoides W. R. Dudley; F. H. Lamb 1896-6-4 4321 Los Angeles Lancaster Comment
  RSA674846  Stachys ajugoides Scott D. White 2000-5-6 7782 Los Angeles Puente Hills: City of Rowland Heights, Rancho Rincon de la Brea near Bill Blevins Park. 213 Comment
  LA52392  Stachys albens J. A. Ewan; 1929-6-22 3436 Los Angeles 350 Comment
  RSA774054  Stachys albens R. G. Swinney 2009-6-12 11135 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
  SBBG80013  Stachys albens M. N. Ackley -Jul-1927 471 Los Angeles Pacific Palisades, Santa Monica 99 Comment
  UCR223667  Stachys albens R. G. Swinney 2009-6-12 11135 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  SFV3244  Stachys bullata K. A. Wilson 1963-5-5 1295 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles northwest of Topanga Canyon Blvd. 245 Comment
  SEINET3860008  Stanleya pinnata R. G. Swinney 2009-4-24 10433 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of LIttlerock Creek Campground.; 0 915 Comment
  UC1408997  Stebbinsoseris heterocarpa Robert F. Thorne 1973-4-11 42788 Los Angeles plateau in Middle Ranch area at head Middle Ranch Canyon (San Clemente Island); , plateau in Middle Ranch area at head Mi 426 Comment
  RSA478121  Stellaria graminea L. C. Wheeler 1934-4-5 2512 Los Angeles 2 mi. NE La Verne Comment
  RSA670202  Stellaria media Joseph M. Keefe 2001-3-16 31138 Los Angeles North crest of Poppy Peak, across street from 1622 Poppy Peak Drive; 0.8 mile southeast of The Eagle Rock, Pasadena, CA 91105. 305 Comment
  SFV6164  Stellaria media T. Gordon 1974-3-20 84 Los Angeles San Fernando Valley Los Angeles, Northridge. CSUN campus orange grove. 260 Comment
  UCR229523  Stellaria media Dan S. Cooper 2011-2-21 211- 36 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA329563  Stellaria media Gary D. Wallace 1966-3-12 136 Los Angeles San Gabriel Mountains; north of Arcadia; Chantry Flats, up Santa Anita Canyon. Comment
  RSA533463  Stellaria media Timothy S. Ross 1991-4-21 4553 Los Angeles Whittier Hills (Puente Hills, pro parte), ridgetop between Turnbull and Sycamore Canyons. 320 Comment
  UCR169444  Stephanomeria A. C. Sanders, Mark A. Elvin, Julie M. Vanderwier, Kim Marsden 2002-6-18 25101 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park 366 Comment
  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
  RSA363646  Stephanomeria blairii M. B. Dunkle 1939-11-24 7353 Los Angeles San Clemente Island: southeast rim above Mosquito Harbor Comment
  UC35821  Stephanomeria diegensis J. H. Barber 1897-11-15 287 Los Angeles Santa Monica Experimental Station Comment
  RSA474188  Stephanomeria diegensis M. B. Dunkle 1939-11-24 7354 Los Angeles San Clemente Island: southeast rim above Mosquito Harbor Comment
  RSA474191  Stephanomeria diegensis Robert Gustafson 1980-8-29 1871 Los Angeles Ballona Wetlands, Area 3. Confined to a samll relict strip of coastal strand near the jct of Lincoln Blvd. and the Ballona Creek Channel of Area 3. Comment
  CAS-BOT-BC375358  Stephanomeria exigua subsp. coronaria Timothy S. Ross; Steve Boyd 1994-9-21 8280 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  POM6158  Stephanomeria exigua subsp. deanei N. R. Shaw 1900-6-19 51 Los Angeles Claremont, Calif. Comment
  RSA95215  Stephanomeria exigua subsp. exigua F. W. Peirson 1923-8-31 4014 Los Angeles Blue Ridge, near Swartout Valley 2529 Comment
  UCR100431  Stephanomeria pauciflora Scott D. White, Pam DeVries 1997-11-20 6025 Los A