Search Results — 2000 specimen records retrieved (1569 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/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
  RSA460919  Abronia maritima Edwin Kline 1926-5-29 s.n. Los Angeles Redondo Beach. Comment
  RSA0135524  Abronia pogonantha David E. Bramlet 2016-6-2 5307 Los Angeles Mt. Emma Road, 3,900 ft. northeast of Angeles Forest Highway, 6,000 ft. east of Kentucky Springs & 3,640 ft. south of BP&L Road. Northwest facing slope of Mt. Emma. 1209 Comment
  SBBG19133  Abronia umbellata R. Loveland 1963-12-8 Los Angeles SE of West Cove at triangulation pt Darter near Trick Pt Comment
  RSA0025884  Abronia umbellata Marcy Keys 1981-5-25 84 Los Angeles Malibu Lagoon State Park. 100 yds. from shore, 150 yds. south of location where Malibu stream pours into ocean. Comment
  UCR255485  Acacia Dan S. Cooper 2014-6-19 614- 12 B Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Wonder View Dr., northwest of Hollywood Reservoir 273 Comment
  RSA651438  Acacia baileyana R. Carlston 1966-5-24 s.n. Los Angeles Lone Hill Ave., Glendora. Comment
Read comments
Nov 18 2011
  CDA3991  Acacia cyclops T. S. Ross, J. M. Porter, Gary Allan, Vanessa E. T. M. Ashworth, D. L. Banks, M. Tommerup 1994-3-28 7425 Los Angeles Palos Verde Peninsula: Rancho Palos Verdes; un-named horseshoe-shaped canyon to the northeast of upper Forrestal Drive. Comment
  CATA3490  Acacia melanoxylon Benjamin J. Dion 2017-12-2 025 Los Angeles Santa Catalina Island: Pacific side; southwest slope on edge of Snake Canyon and Nolava watersheds 338 Comment
  CHSC55895  Acacia redolens L. P. Janeway 1988-12-24 3164 Los Angeles Puente Hills, between Whittier and La Puente. Near the saddle at head of Arroyo San Miguel. 243 Comment
  POM2832  Acer macrophyllum D. L. Crawford 1909-5-20 s.n. Los Angeles Claremont. Comment
  RSA394184  Acer macrophyllum Samuel R. Tyson 1942-4-10 s.n. Los Angeles San Dimas Canyon. 518 Comment
  SFV2162  Acer macrophyllum M. L. Vincent 1962-3-14 156 Los Angeles Santa Monica Mountains New Topanga Canyon Road, 2 miles from Highway 101. Streamside. Comment
  UC284172  Acer macrophyllum P. A. Munz 1923-5-26 6833 Los Angeles Big Rock Creek San Gabriel Mts., Big Rock Creek 1920 Comment
  UCD117064  Acer macrophyllum Kenneth A. Wilson 1961-4-10 1140 Los Angeles Santa Susana Mountains. Southern arm of Bee Canyon-Mission Point (or Peak) area. 762 Comment
  CAS-BOT-BC334160  Acer negundo var. californicum Antone Blazic 1928-3-16 9 Los Angeles Los Angeles Comment
  CAS-BOT-BC21678  Achillea millefolium E. R. Blakley 1962-6-10 5219 Los Angeles Wilson Cove. San Clemente Island. 9 Comment
  UCR209924  Achillea millefolium R. G. Swinney 2008-7-13 9192 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, middle fork of Bell Canyon at debris basin 762 Comment
  RSA150679  Achillea millefolium var. californica P. H. Raven 1962-5-9 17642 Los Angeles Canyon just north of Guds, San Clemente Island 229 Comment
  SEINET255879  Achnatherum occidentale subsp. pubescens Mary E. Barkworth, LR Firestone 1982-8-26 4087 Los Angeles Charlton Flats on hillside along little paved road in Chilao Recreation Area. .8 mi above parking 1685 Comment
  RSA755463  Achnatherum parishii subsp. parishii R. G. Swinney 2008-7-16 9258 Los Angeles Will Thrall Peak, west of Burkhart Saddle 2378 Comment
  POM6723  Achyrachaena mollis L. T. Street, G. Williams 1919-4-12 2503 Los Angeles Hills near Puente. Comment
  RSA562424  Achyrachaena mollis D. Bramlet 1993-4-15 2315 Los Angeles In the Puente Hills, approximately 274 m. NW of Pomona peak. The site is located some 1,220 m. west of the intersection of the Pomona freeway and Chino hills Parkway. 116 Comment
  CAS-BOT-BC204766  Acmispon argophyllus var. argenteus Mrs. Brandegee 1889-5-1 s.n. Los Angeles Santa Catalina Isl. Comment
  CATA1042  Acmispon argophyllus var. argenteus Mark L. Hoefs 1995-5-10 1968 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  SBBG132083  Acmispon dendroideus var. traskiae M. B. Dunkle 1939-4-6 7285 Los Angeles beach bank, Mosquito Harbor Comment
  SBBG17330  Acmispon glaber K. A. Wilson 1961-3-12 998 Los Angeles Zuma Beach Comment
  SD231309  Acmispon glaber var. brevialatus Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 100 Los Angeles Transverse Ranges; San Gabriel Mountains region: North side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  LA52431  Acmispon glaber var. glaber Elizabeth Levine; sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  CATA335  Acourtia microcephala Mark L. Hoefs 1973-7-13 374 Los Angeles Santa Catalina Island: Middle Ranch Canyon just above reservoir, on north side of main road 236 Comment
  RSA592206  Acourtia microcephala Louis C. Wheeler 1967-4-30 9216 Los Angeles San Gabriel Mountains. Limekiln Canyon. 670 Comment
  CAS-BOT-BC29720  Acroptilon repens T. C. Fuller 1963-10-9 11366 Los Angeles N side of 7th Street, E of Salida Ave., just W of the San Gabriel River, Long Beach Comment
  LA52121  Adenostoma fasciculatum A. M. Johnson; 1934-4-20 4430 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  RSA608507  Adenostoma fasciculatum var. fasciculatum Louis C. Wheeler 1930-5-3 30 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  SBBG2866  Adenostoma fasciculatum var. fasciculatum H. and M. Dearing 1938-5-22 2597 Los Angeles Decker Ranch Rd Comment
  UCR206149  Adiantum capillus-veneris R. G. Swinney 2008-5-30 8906 Los Angeles San Gabriel Mtns., San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
Read comments
Dec 3 2009
  LA200055  Adiantum jordanii Lawrence L. Kiefer; 1966-3-12 1683 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, ca 0.5 mi from Lobo Canyon, near road. 304 Comment
  POM872  Adiantum jordanii M. M. Culter 1916-3-23 s.n. Los Angeles South Hills- Pomona Comment
  RSA710600  Agoseris retrorsa R. K. Brummitt 1998-5-24 20016 Los Angeles San Gabriel Mountains, Cow Canyon, Glendora Ridge Road 1300 Comment
  CAS-BOT-BC127236  Agrostis exarata L. R. Abrams; I. L. Wiggins 1931-7-6 370 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor. 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
  SEINET10790176  Agrostis gigantea Joseph A. Ewan 1936-8-2 Ewan 9918 Los Angeles San Gabriel Mts. Rock pocket along living stream, fairly deep shade of alders. Mescal Creek. 1615 Comment
  UCR182762  Agrostis stolonifera R. G. Swinney 1997-7-23 5734 Los Angeles San Gabriel Mtns, upper Government Canyon, c. 2 miles west of Wrightwood, Blue Ridge Mtn. area 2378 Comment
  UCD117161  Ailanthus altissima Will Reynolds; J. M. Gilbertson 1963-8-1 s.n. Los Angeles Near SE corner on Orange Grove Ave, E of Lewis Street, Pomona. Comment
  RSA70211  Allium campanulatum F. W. Peirson 1922-7-5 3192 Los Angeles Mescal Creek. 2027 Comment
  CAS-BOT-BC469356  Allium fimbriatum var. fimbriatum Timothy S. Ross; Steve Boyd 1993-5-23 7248 Los Angeles lower, easterly ridge of RED MTN, ca 700-840 m sE of the saddle between Ruby and Clearwater Canyons. 963 Comment
  RSA639734  Allium haematochiton L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mountains: Divide between west fork Ebey & Little Tujunga Canyons. 609 Comment
  CAS-BOT-BC472941  Allium monticola H. M. Hall 1899-6-1 s.n. Los Angeles San Antonio St. 3048 Comment
  SEINET2444426  Allophyllum divaricatum Leigh A. Johnson 1996-5-24 96 -009 Los Angeles Angeles National Forest, San Gabriel Mountains. Glendora Ridge Road; 1.2 miles W of jct. with Mt. Baldy Road. 1000 Comment
  RSA81977  Allophyllum divaricatum Verne Grant, Alva Grant 1955-05 9400 Los Angeles [Seed parents in a natural population in Cow Canyon, San Gabriel Mts.] Comment
  SD69678  Allophyllum glutinosum Robert F. Thorne 1965-6-22 34853 Los Angeles Santa Catalina Island; Renton Mine area. 244 Comment
  UCR11687  Allophyllum glutinosum Carl Epling, Lincoln Ellison 1929-5-18 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Topanga Canyon Comment
  HSC3406  Alnus rhombifolia C. E. Fellows 1965-8-22 117 Los Angeles Big Tujunga Canyon, end of Stonyvale Rd. Comment
  RSA0085603  Alnus rhombifolia R. G. Swinney 2010-8-26 13585 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  RSA452779  Alnus rhombifolia Geo C. Johnstone 1927-10-30 15739 Los Angeles Arroyo Seco Canyon above Switzer's Comment
  RSA595581  Alnus rhombifolia Lauren Raz, Steve Boyd 1996-10-23 65 Los Angeles Liebre Mountains. Cienega Campground. Ca. four miles along Forest Service Road 6N32 from saddle between Warm Springs and Fish Canyon 670 Comment
  RSA750455  Alnus rhombifolia A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37074 Los Angeles Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  IRVC26136  Amaranthus albus B. C. Templeton 1932-7-21 5035 Los Angeles Big Pines Park, Angeles National Forest San Gabriel Mtns. 1982 Comment
  RSA402959  Amaranthus albus E. S. Spalding 1931-7-31 s.n. Los Angeles Manhattan Beach. Comment
  RSA404563  Amaranthus retroflexus Alva Watry 1930-8-29 s.n. Los Angeles Montebello Comment
  UC1587202  Amblyopappus pusillus Tim Ross 1991-5-22 5446 Los Angeles ca 5300 ft n of Eel Point ((Spray [Point], w side of island, coastal terrace)); San Clemente Island 9 Comment
  RSA760606  Ambrosia acanthicarpa R. G. Swinney 2008-12-2 9927 Los Angeles Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  UCR68928  Ambrosia chamissonis Steve Boyd, T. Ross, et al 1990-4-7 4267 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  POM187374  Ambrosia confertiflora Joseph A. Ewan 1930-9-24 3743 Los Angeles Evan Ranch near North Hollywood. Comment
  CHSC99195  Ambrosia psilostachya John C. Dittes; Rudolph A. Dittes 2006-10-30 1422 Los Angeles South Coast Subregion; undesignated section of El Encino Land Grant; San Fernando Valley; Sepulveda Dam Flood Control Basin; ca. 2.2 air-miles southwest of Van Nuys Civic Center, ca. 0.9 air-mile south of victory Blvd, 0.9 air-mile west of the San Diego Freeway (405), 0.6 air-mile north of the Ventura Freeway (101); next to Apollo Field Model Airport, north bank of the Los Angeles River. 207 Comment
  LA91057  Ambrosia psilostachya T. A. Geissman; 1970-8-14 TAG 14870 MD Los Angeles Santa Monica Mountains, Mulholland Dr. at San Diego Frwy 365 Comment
  RSA189413  Ambrosia psilostachya L. S. Rose 1966-12-24 66115 Los Angeles Westwood Village. 122 Comment
  RSA573720  Amelanchier utahensis Tim S. Ross 1990-8-17 3172 Los Angeles S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine 2042 Comment
  UCR182488  Amelanchier utahensis R. G. Swinney 1997-7-17 5683 Los Angeles San Gabriel Mtns., summit of Table Mountain, NW of Wrightwood 2277 Comment
  LA202598  Ammannia coccinea Louis Wheeler; 1932-9-19 1387 Los Angeles 121 Comment
  POM294315  Ammannia robusta Lyman Benson 1946-10-16 12205 Los Angeles Hills above Devil's Gate Dam Comment
  UCR199934  Amorpha californica Scott D. White, Justin Wood 2008-5-6 11933 B Los Angeles Puente / Chino Hills, Chino Hills, NW of Carbon Canyon Rd. and SE of Tonner Canyon, on SCE powerline corridor, Firestone Boy Scout Reservation, SE corner of county 37 Comment
  LA200431  Amorpha californica var. californica K. Kneen; 1933-5-14 sn 3707 Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  CATA1033  Amsinckia intermedia Mark L. Hoefs 1995-5-4 1955 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 91 Comment
  RSA0079964  Amsinckia intermedia Henry J. Ramsey, Henry J. Ramsey 1938-3-23 2566 Los Angeles San Gabriel Wash, below Monrovia. Comment
  RSA0089644  Amsinckia intermedia Mark Hoefs, D. Propst 1973-4-6 144 Los Angeles Santa Catalina Island: Middle of Cape Canyon. 304 Comment
  RSA166081  Amsinckia intermedia E. R. Blakley 1963-12-8 6411 Los Angeles San Clemente Island, between Northwest Harbor and Whale Point. 15 Comment
  RSA717349  Amsinckia menziesii Scott D. White, Pam De Vries 2006-5-9 11405 Los Angeles Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  IRVC27805  Amsinckia retrorsa A. C. Sanders, T. B. Salvato 2005-4-26 29753 Los Angeles Santa Clarita area; S of Plum Cyn at end of Canyon Crest Dr, NW of mouth of Mint Cyn. Western San Gabriel/Liebre Mtns Region 488 Comment
  RSA0089955  Amsinckia retrorsa F. W. Peirson 1919-3-26 361 Los Angeles South side of New York Drive, east of Hill Ave., Altadena. Comment
  RSA0091517  Amsinckia tessellata R. G. Swinney 2011-4-20 14431 Los Angeles Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 miles upstream in Hunt Cyn. 1220 Comment
  SFV9186  Amsinckia tessellata H. Wells 1968-3-30 14 Los Angeles Mojave Desert 3.1 miles north of junction of Palmdale Boulevard and State Highway 14 on State Highway 14. 1.4 miles west of junction of State Highway 14 and side road, on side road. Comment
  UCR219818  Amsinckia tessellata R. G. Swinney 2009-4-24 10432 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  OBI2774  Amsinckia tessellata Ruth Wilson 1961-3-30 s.n. Los Angeles Antelope Valley 792 Comment
  POM368388  Amsinckia tessellata N. C. Cooper 1948-4-21 2671 Los Angeles Littlerock 762 Comment
  JEPS61169  Amsinckia tessellata var. tessellata W. L. Jepson 1939-4-21 19235 Los Angeles Fairmont; Mohave Desert 847 Comment
  RSA725215  Amsinckia tessellata var. tessellata Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -36 Los Angeles 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
  RSA0091455  Amsinckia tessellata var. tessellata Michael Horn 1991-5-3 17 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
  RSA0089138  Anagallis arvensis R. G. Swinney 2010-5-7 12593 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
  RSA601894  Anagallis arvensis Louis C. Wheeler 1933-5-30 1755 Los Angeles U.C.L.A. Campus, West Los Angeles 137 Comment
  UC53649  Andropogon glomeratus var. pumilus Dr. A. Davidson Los Angeles Los Angeles Comment
  RSA588053  Androsace elongata subsp. acuta Orlando Mistretta 1994-4-15 1049 Los Angeles Santiago canyon: W slopes of drainage near confluence with Little Rock Creek. 1113 Comment
  CAS-BOT-BC400319  Anemopsis californica Carl B. Wolf 1932-5-12 3587 Los Angeles Santa Catalina Island. 3/4 mi. from Little Harbor on road to Isthmus 30 Comment
  IRVC28696  Anemopsis californica A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25481 Los Angeles Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals NE end of Santa Susana Mtns. 335 Comment
  POM201778  Anethum graveolens L. M. Booth 1932-7-6 1267 Los Angeles Long Beach Comment
  RSA718282  Angelica tomentosa var. tomentosa R. G. Swinney, Dave Larson 1996-7-17 5145 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half (grass portion) of the Browns Flat. 1320 Comment
Read comments
Mar 27 2010
  UC54140  Anisocoma acaulis H. M. Hall May 1 1902-May 3 1902 3075 Los Angeles vicinity of Elizabeth Lake; Antelope Valley 1066 Comment
  CAS-BOT-BC59208  Antennaria dimorpha F. W. Peirson 1921-6-15 2492 Los Angeles Pine Flats, headwaters of Tujunga, San Gabriel Mts. 1676 Comment
  RSA509605  Anthemis cotula L. C. Wheeler 1967-5-13 9495 Los Angeles Between Little Dalton Canyon Englewild Canyon. 381 Comment
  UCR95354  Anthriscus caucalis Steve Boyd 1996-4-25 8688 Los Angeles San Gabriel Mtns, Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad valley at head of Cienega Canyon, south of Liebre Mtn 951 Comment
  POM308486  Antirrhinum coulterianum Henry J. Ramsey, Henry J. Ramsey 1937-5-16 3085 Los Angeles Altadena, N. Craig Avenue. Comment
  RSA0081305  Antirrhinum kelloggii R. G. Swinney 2010-3-24 12070 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA0120030  Antirrhinum kelloggii R. G. Swinney 2014-5-19 16552 Los Angeles San Gabriel Mountains; Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Mtwy. 515 Comment
  RSA656325  Antirrhinum kelloggii Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 685 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. 595 Comment
  RSA309627  Antirrhinum multiflorum Walter Wisura 1983-8-30 3927 Los Angeles San Antonio Canyon, below tunnels, in gravels near bottom of canyon Comment
  SFV16678  Antirrhinum multiflorum P. Wilson, J. M. Albert 1996-6-12 3446 Los Angeles San Gabriel Mountains Off Highway 2 at mile marker 44.03, near Short Cut. 1524 Comment
  UCR162589  Antirrhinum multiflorum Anuja Parikh, Nathan Gale 2004-7-12 2086 Los Angeles NE end of Santa Susana Mtns, Newhall Ranch (study area 22), ridges south of upper Potrero Canyon 427 Comment
  UCR252759  Antirrhinum multiflorum R. G. Swinney 2010-5-29 13414 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  SFV12423  Antirrhinum nuttallianum D. L. Koutnik 1978-4-28 415 Los Angeles Point Dume near Zuma Beach. On ocean bluff. 46 Comment
  RSA662613  Apium graveolens Paul Neipp 1994-5-19 31 Los Angeles directly west of San Dimas Ranger Station on San Dimas Canyon Rd. Comment
  RSA615708  Aquilegia formosa Louis C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport 1402 Comment
  RSA0033868  Arabis John F. Emmel 1997-4-28 1459 Los Angeles Sierra Pelona; along USFS Road 6N07, 1.1 road miles ENE of junction with Road 6N08. 1371 Comment
  LA200295  Arabis glabra var. glabra Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA225882  Arabis platysperma var. platysperma R. F. Thorne, C. W. Tilforth, John Dourley 1971-7-27 41064 Los Angeles San Gabriel Mountains, Angeles National Forest: N-facing ridge of Mt. San Antonio along trail to Dawson Peak. 2927 Comment
  RSA0092532  Arabis sparsiflora R. G. Swinney 2011-6-22 15248 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
  RSA470436  Aralia californica George R. Johnstone 1930-9-14 s.n. Los Angeles Edison Rd. above Dark Canyon Calif. San Gabriel Mts. 762 Comment
  RSA587541  Arceuthobium divaricatum Orlando Mistretta 1994-4-29 1118 Los Angeles Santiago Canyon. Ridge on W edge of Santiago Cyn. watershed, approximatly 1 mi. S of Mt. Emma. 1524 Comment
  UCR114212  Arctostaphylos A. C. Sanders, D. Malueg 1998-6-24 22075 Los Angeles San Gabriel Mtns., brushy SE facing slope on ridge c. 3.5 mi. NE of Big Tujunga Dam, just below VABM 'Wreck', So. Cal. Edison Mesa-Vincent transmission line at tower 10-4 1305 Comment
  RSA0094087  Arctostaphylos glandulosa Richard G. Swinney 2011-10-13 15796 Los Angeles San Gabriel Mountains: Chilao Flat, FS road crossing of Chilao stream, east of Chilao Visitors Center and west of Hwy 2. 1622 Comment
  CAS-BOT-BC23244  Arctostaphylos glandulosa subsp. glandulosa LeRoy Abrams 1901-4-13 1520 Los Angeles Wilson's Peak 914 Comment
  LA105369  Arctostaphylos glandulosa subsp. glandulosa Barry A. Prigge; 1989-4-23 8471 Los Angeles Santa Susana Mountains, Devil Canyon, 1.4 air mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 457 Comment
  RSA626819  Arctostaphylos glandulosa subsp. glandulosa Jon E. Keeley 1992-8-3 16823 Los Angeles Top of Mt. Gleason, San Gabriel Mts. 1900 Comment
  UCR149327  Arctostaphylos glandulosa subsp. glandulosa R. G. Swinney 1998-3-14 5905 Los Angeles San Gabriel Mtns., Potato Mountain, NW of Upland 1043 Comment
  CAS-BOT-BC24696  Arctostaphylos glandulosa subsp. mollis Ernest Braunton 1902-6-1 486 Los Angeles Griffith Park. Comment
  RSA621248  Arctostaphylos glandulosa subsp. mollis L. C. Wheeler 1968-4-26 s.n. Los Angeles head of Rattlesnake Canyon at Santa Clara Divide Road 1409 Comment
  POM367308  Arctostaphylos glauca I. M. Johnston 1929-4-7 s.n. Los Angeles near Pleasant View Ridge 1067 Comment
  RSA599792  Arctostaphylos glauca Steve Boyd, Lauren Raz 1997-3-25 9285 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  RSA631473  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15762 Los Angeles Santa Clara Divide Road (3N17), 6-7 km off Sand Canyon Road. 1000 Comment
  RSA0087365  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15757 Los Angeles Santa Clara Divide Rd. (3N17), 6-7 km off San Canyon Rd., San Gabriel Mountains. 1000 Comment
  RSA634715  Arctostaphylos parryana subsp. tumescens John Crandell, Jon E. Keeley 1992-4-5 15047 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1480 Comment
  RSA634925  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20537 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635120  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20312 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  RSA635138  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20291 Los Angeles Road to Mt. Gleason, 200 m west of Mill Creek Summit. 1490 Comment
  RSA635188  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20395 Los Angeles Road to Pacifico Mtn., 7.5 km east of Mill Creek Summit, San Gabriel Mtns. 1878 Comment
  RSA635260  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20650 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  RSA730396  Arctostaphylos patula R. G. Swinney 1998-8-27 6787 Los Angeles ridge due north of Big Horn Ridge and south of San Antonio Ridge hight spor on ridge above Coldwater Canyon. Montane coniferous forest and chaparral on ridge top. 2378 Comment
  UCR85822  Arenaria macradenia var. arcuifolia T. S. Ross, Steve Boyd 1991-7-24 5615 Los Angeles San Gabriel Mtns, Ridge NNE of Granite Mountain 1942 Comment
  CAS-BOT-BC84966  Artemisia californica Ernest Braunton 1902-9-1 690 Los Angeles Ballona Slough Comment
  RSA608318  Artemisia californica L. C. Wheeler 1930-2-22 2 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  RSA650460  Artemisia californica Dick Mosbarger 1948-2-23 s.n. Los Angeles Cal Poly Campus, San Dimas. 245 Comment
  SD30750  Artemisia californica Edith A. Purer 1931-2-11 Los Angeles Griffith Park Comment
  UCR125926  Artemisia californica A. C. Sanders, Mark Elvin 2002-6-19 25196 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 366 Comment
  RSA0069711  Artemisia californica Daniel Kasang, Sabrina Lawrence-Gomez, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-1 2 Los Angeles Santa Catalina Island. Deer Valley Trail. 4 Comment
  CATA351  Artemisia douglasiana Mark L. Hoefs 1973-7-20 395 Los Angeles Santa Catalina Island: By northwest corner of Middle Ranch Reservoir 182 Comment
  JEPS30514  Artemisia douglasiana Peter H. Raven and Henry J. Thompson 1959-10-18 14661 Los Angeles near mouth of Topanga Canyon; Santa Monica Mountains 4 Comment
  RSA754353  Artemisia douglasiana Ellen Mackey, Blake Whittiington 2006-10-4 NFWF- 1770 Los Angeles San Gabriel River Watershed. 394 Comment
  SFV14459  Artemisia douglasiana J. L. Reveal 1987-9-9 3879 Los Angeles Santa Susana Mountains Limekiln Canyon, north of Rinaldi. 396 Comment
  UCR239974  Artemisia douglasiana R. G. Swinney 2009-11-16 11640 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  RSA656245  Artemisia dracunculus Joseph M. Keefe 1977-6-10 22059 A Los Angeles Northern Verdugo Mountains; 1 km south of La Tuna Canyon Road on Fire Break Road West, Sun Valley 457 Comment
  CLARK-A1528-1599  Artemisia tridentata subsp. parishii John C. Roos 1942-10-31 2580 Los Angeles Placerita Canyon Comment
  RSA587410  Artemisia tridentata subsp. parishii Orlando Mistretta 1995-4-5 1592 Los Angeles Drainage west of Little Rock Creek Reservoir. 1006 Comment
  POM11483  Artemisia tridentata subsp. tridentata Philip A. Munz 1921-6-18 4627 Los Angeles San Antonio Mountains, head of Swartout Valley. 2072 Comment
  RSA177676  Arthrocnemum subterminale R. F. Thorne, Percy C. Everett 1965-5-11 s.n. Los Angeles Santa Catalina Island, Little Harbor. 2 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
  RSA660808  Asclepias californica Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 1 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  POM48128  Asclepias erosa Katherine Brandegee s.n. Los Angeles Santa Catalina Island. Comment
  SJSU13466  Asclepias fascicularis C. W. Sharsmith 1940-8-29 4229 Los Angeles head of Eaton Canyon, San Gabriel Mts 1371 Comment
  SBBG106904  Asparagus asparagoides M. L. Hoefs, R. F. Thorne 1995-7-26 2464 Los Angeles Middle Cyn, across from Squaw Valley residence 176 Comment
  CATA2885  Asparagus densiflorus Sara L. Crockett, Michael Daligdig 1996-11-4 28 Los Angeles Santa Catalina Island: Casino point and walkway 9 Comment
  CATA1321  Aspidotis californica Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-15 2416 Los Angeles Santa Catalina Island: Upper end of Renton Mine Road 243 Comment
  RSA642695  Aster greatae Orlando Mistretta 1992-7-14 719 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  UCR190752  Astragalus bicristatus R. G. Swinney 1999-7-5 7509 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
  RSA591697  Astragalus coccineus Michael C. Long, P. H. Sullivan, D. W. Foster 1974-4-21 a.n. Los Angeles Holcomb Creek, 1/4 mile S of Big Rock Creek. 1189 Comment
  IRVC26362  Astragalus didymocarpus A. C. Sanders, Mark A. Elvin, et al. 2003-4-16 26050 Los Angeles Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park NE end of Santa Susana Mtns. 366 Comment
  CAS-BOT-BC182296  Astragalus didymocarpus var. didymocarpus W. R. Shaw 1901-4-2 573 Los Angeles Puente Hills 365 Comment
  CAS-BOT-BC182579  Astragalus didymocarpus var. dispermus Lois E. James 1946-4-25 1748 Los Angeles Acton, Soledad Canyon Comment
  RSA729603  Astragalus lentiginosus var. antonius R. G. Swinney 1998-7-10 6362 Los Angeles Prairie Fork Canyon, 0.5 mi. west of Cabin Flats Campground. Canyon bottom with montane coniferous forest and chaparral. Dry gravel and silt, full sun. 1573 Comment
  CAS-BOT-BC187094  Astragalus lentiginosus var. borreganus I. M. Johnston 1917-8-24 1655 Los Angeles San Antonio Mountains. Prairie Fk of San Gabriel River 1676 Comment
  JEPS54727  Astragalus lentiginosus var. variabilis Dr. A. Davidson 1893-1 Los Angeles Lancaster , Lancaster (Mojave Desert) Comment
  CAS-BOT-BC187482  Astragalus leucolobus H. M. Hall 1900-6-3 1489 Los Angeles Swarthout Canyon. San Antonio Mountains 1828 Comment
  UCR159096  Astragalus leucolobus R. G. Swinney 1996-5-27 4745 Los Angeles Eastern San Gabriel Mtns, east of Table Mountain and NW of Wright Ridge 2274 Comment
  UC1215129  Astragalus miguelensis Peter H. Raven 1962-4-11 17259 Los Angeles on sandy beach due w Wall 2 (San Clemente Island); , w of Wall 2 6 Comment
  CAS-BOT-BC27658  Astragalus nevinii Joseph Cook (Rev.) Nevin; William S. Lyon 1885-4-1 s.n. Los Angeles San Clemente Island Comment
  UC1128875  Astragalus trichopodus P. L. Johannsen 1934-2-19 296 Los Angeles Boquet Canyon Santa Susana Quadrangle, Boquet Canyon Comment
  UC1311652  Astragalus trichopodus var. lonchus Robert J. Rodin 1953-5-2 5813 Los Angeles near White's Cove (Catalina Island); , near White's Cove Comment
  POM9012  Astragalus trichopodus var. lonchus Louise Kendall 1920-3-21 3401 Los Angeles Long Beach. Comment
  CAS-BOT-BC199086  Astragalus trichopodus var. phoxus Louis C. Wheeler 1931-11-11 345 Los Angeles Topanga Canyon, Santa Monica Mts. 518 Comment
  LA82169  Astragalus trichopodus var. phoxus O. H. Kappler; 1945-3-25 730 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope 182 Comment
  SFV15355  Astragalus trichopodus var. phoxus J. C. Dittes, C. Dittes 1990-3-31 60 Los Angeles San Gabriel Mountains Little Tujunga Canyon Road, 0.5 miles southwest of entrance to shooting range. 396 Comment
  UCR239612  Astragalus trichopodus var. phoxus Dan S. Cooper 2012-6-15 612- 48 Los Angeles Western Transverse Range; Santa Monica Mountains, Sherman Oaks, Deervale-Stone Canyon Park 363 Comment
  RSA482794  Athysanus pusillus L. C. Wheeler 1934-3-6 2398 Los Angeles Puddingstone Dam, San Jose Hills. 304 Comment
  UC1980259  Atriplex R. E. Riefner Jr. 2006-7-8 06 -286 Los Angeles City of Malibu, Malibu Lagoon W side of Pacific Coast Hwy. Comment
  LA211269  Atriplex amnicola Arthur C. Gibson; 2003-8-28 4886 Los Angeles SANTA MONICA MOUNTAINS, Malibu Beach State Park, along nature trail. Comment
  RSA155858  Atriplex argentea P. H. Raven 1962-7-12 18021 Los Angeles Near point at east end or Northwest Harbor, San Clemente Island 30 Comment
  UC54951  Atriplex argentea var. mohavensis H. P. Chandler 1902-9-9 4013 Los Angeles roadside near Ballona Lagoon; near Ballona Lagoon Comment
  RSA341622  Atriplex californica F. C. Boutin 1967-4-24 1720 Los Angeles San Clemente Island: E side of island, Wilson Cove. Comment
  SEINET879987  Atriplex johnstonii C. B. Wolf 1934-1 5740 Los Angeles Ca. 30 f W of Vista Del Mar Street and on a line 8f south of the north curbing of Freeman Street, Playa del Rey. 30 Comment
  CATA1165  Atriplex leucophylla Mark L. Hoefs 1995-5-30 2158 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  POM18434  Atriplex pacifica P. A. Munz 1923-4-11 6764 Los Angeles San Clemente Island Comment
  UC110280  Atriplex pacifica Katharine Brandegee 1903-10-15 Los Angeles Redondo Comment
  CAS-BOT-BC176356  Atriplex parryi Roxana S. Ferris 1918-6-12 900 Los Angeles In desert road between Oban and Lancaster Comment
  POM50708  Atriplex parryi A. D. E. Elmer 1902-06 s.n. Los Angeles Lancaster. Comment
  UCR18898  Atriplex polycarpa Alfred R. Roos 1948-9-15 s.n. Los Angeles Transverse Range/Mojave Desert, Mint Canyon, south of Palmdale Comment
  SBBG127519  Atriplex prostrata M. L. Hoefs, S. A. Junak, K. Kirkland 1996-7-10 2748 Los Angeles Catalina Harbor at the Isthmus 3 Comment
  POM228978  Atriplex rosea L. C. Wheeler 1933-5-5 1382 Los Angeles UCLA campus, West Los Angeles 137 Comment
  UC56781  Atriplex semibaccata Ernest Braunton Jun 1902 523 Los Angeles Gardena Comment
  RSA478407  Atriplex semibaccata Gertrude Dunn 1930-8-9 s.n. Los Angeles Beach near Newport. Comment
  RSA608827  Atriplex serenana L. C. Wheeler 1968-9-21 s.n. Los Angeles Saugus. Comment
  RSA641240  Atriplex serenana var. serenana L. C. Wheeler 1967-7-23 10168 Los Angeles San Gabriel Mountains: Barrell Spring. Comment
  SBBG72601  Atriplex torreyi Weld 1931-11-15 Los Angeles Lancaster Comment
  SBBG133396  Avena barbata J. Lambert, S. McDonough 2005-4-6 Bot 52 -05 Los Angeles Swat 2 by frogman shelter 29 Comment
  SEINET6082852  Avena fatua Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
Read comments
Oct 27 2015
  SEINET2473453 Image available Avena sativa Richard G. Swinney 2009-1 10377 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills; Duarte, lower Van Tassel fire road, Van Tassel Canyon 439 Comment
  UC1234792  Azolla filiculoides Peter H. Raven 1962-5-22 17853 Los Angeles ca. 1 mi below Ranch Middle Creek; Santa Catalina Isl. Comment
  CAS-BOT-BC98733  Baccharis douglasii unspecified 1904-7-20 s.n. Los Angeles Cienaga Comment
  CHSC55839  Baccharis emoryi L. P. Janeway 1988-7-24 3162 Los Angeles Puente Hills, between Whittier and La Puente. Low in Arroyo San Miguel. 175 Comment
  OBI56528  Baccharis pilularis Louis C. Wheeler 1967-11-18 s.n. Los Angeles Liebre Mtn: Barrel Springs 899 Comment
  RSA596206  Baccharis pilularis Lauren Raz, Steve Boyd 1996-10-23 017 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  RSA601711  Baccharis pilularis L. C. Wheeler 1967-10-23 s.n. Los Angeles San Gabriel Mountains: Angeles Crest Highway at Twin Canyon (7 1/2'' topo map Pasadena: Slide Canyon on bridge) 808 Comment
  RSA706910  Baccharis pilularis Gary D. Wallace, M. Wallace 1985-3-2 2176 Los Angeles Palos Verdes Peninsula, S of Los Angeles. N of Portugese Bend and the school on Forrestal Rd. Comment
  UCR277116  Baccharis pilularis R. G. Swinney 2010-10-5 13986 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  CAS-BOT-BC99626  Baccharis plummerae Peter H. Raven 1957-9-21 11362 Los Angeles Topanga Canyon 2.5 mi. above U.S. 101 alternate, Santa Monica Mts. Comment
  UCR219437  Baccharis salicifolia R. G. Swinney 2009-3-28 10180 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi up canyon 427 Comment
  UC893726  Baccharis salicifolia subsp. salicifolia Marcus E. Jones, A. M. 1882-2-25 3021 Los Angeles Pasadena Comment
  UCR65258  Baccharis salicina F. R. Fosberg 1931-12-10 07153 Los Angeles Channel Islands, Pebble [Pebbly] Beach, Santa Catalina Island 5 Comment
  UCD150971  Bahiopsis parishii D. S. Park 2010-4-27 57 Los Angeles Ranch Santa Ana Botanic Garden 369 Comment
  SBBG65716  Baileya pleniradiata R. Hoffmann 1932-4-9 Los Angeles Turner Dry Lake [El Mirage Lake] Comment
  RSA482811  Barbarea orthoceras B. C. Templeton 1932-5-31 4896 Los Angeles Big Pines Park, San Gabriel Mountains. Comment
  SBBG128198  Bassia hyssopifolia M. G. Simpson, A. Russell, J. Dunn 2000-7-20 2191 Los Angeles disturbed area S of rd at northern tip of island, W of NW Harbor 15 Comment
  UC519763  Berberis nevinii C. Darland 1932-5-12 Los Angeles San Fernando Comment
  UC207749  Bergerocactus emoryi R. L. Pendleton 1909-7-6 1424 Los Angeles Santa Cataline Isl., Catalina Cove 6 Comment
  RSA3566  Beta vulgaris C. B. Wolf 1932-5-12 3579 Los Angeles Santa Catalina Island. Border of Catalina Harbor. 3 Comment
  CHSC3673  Bloomeria crocea Mary Mac Arthur 1966-6-4 37 Los Angeles Chilao (upper). Comment
  RSA367311  Bloomeria crocea Elbert Benjamine 1929-5-29 184 Los Angeles San Dimas canyon. San Gabriel Mountains. Comment
  UCR192948  Bloomeria crocea Dan S. Cooper 2008-5-9 s.n. Los Angeles Los Angeles Basin, just east of Illinois Dr, southwestern South Pasadena 233 Comment
  RSA701181  Bloomeria crocea Walter Wisura 2003-6-30 5170 Los Angeles Evey Canyon. Comment
  CAS-BOT-BC482132  Bloomeria crocea var. montana Timothy S. Ross; Steve Boyd 1994-6-23 8061 Los Angeles Sawmill Mountain: N slope ca 330 m to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch 1493 Comment
  RSA329737  Boechera californica Gary D. Wallace 1966-3-25 220 Los Angeles Millard Canyon north of Pasadena 915 Comment
  JEPS85801  Boechera sparsiflora Roy E. Buck 1989-6-23 1347 Los Angeles ca 0.1 air km nnw Icy Springs (26 air km nnw of Glendora, just e of ruins of old stone house, lowermost ne-facing slope of canyon of upper Big Rock Creek); San Gabriel Mountains, Big Rock Creek 1737 Comment
  SEINET3260210 Image available Bolboschoenus maritimus R. G. Swinney 2008-4-30 8699 Los Angeles San Gabriel Mtns.; Glendora, Big Dalton Canyon Debris Basin. 341 Comment
  CAS-BOT-BC30965  Bolboschoenus maritimus Louis C. Wheeler 1932-9-19 1392 Los Angeles Los Angeles R. at Los Feliz Blvd. 121 Comment
  CATA3047  Bowlesia incana Amy Catalano 2016-3-25 058 Los Angeles Santa Catalina Island: North-facing slope above Fern Canyon, about 0.5 miles up canyon, mid-slope 217 Comment
  RSA466774  Boykinia rotundifolia Thekla Mohr 1951-1 s.n. Los Angeles San Gabriel River. Comment
  UC1117452  Brachypodium distachyon Peter H. Raven 1962-5-20 17771 Los Angeles road above Pebbly Beach (Santa Catalina Island); Santa Catalina Island 60 Comment
  SEINET10627065  Brassica juncea Heidi H. Schmidt 1999-10-14 Schmidt 3816 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  UC1929301  Brassica juncea Scott D. White, Justin Wood 2008-3-27 11787 Los Angeles San Gabriel Mountains; San Gabriel Mountain foothills, city of Glendora at Brodiaea filifolia location at the end of N Loraine Ave. 473 Comment
  CATA34  Brassica nigra USC Wrigley Interns: Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Miller Zou, Sarah Ratay 2011-7-1 17 Los Angeles Santa Catalina Island: Deer Valley Trail, Aspect: North, Slope: approx. 35% 41 Comment
  PASA389  Brassica nigra Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  SEINET10626302  Brassica rapa Heidi H. Schmidt 1999-10-14 Schmidt 3814 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  CAS-BOT-BC36735  Brassica rapa P. A. Munz 1918-4-11 2040 Los Angeles Claremont. Comment
  LA203094  Brickellia californica Louis C. Wheeler; 1931-10-11 247 Los Angeles San Gabriel Mountains, foothills; 1 mi. E. Palmer Canyon 609 Comment
  RSA761717  Brickellia californica R. G. Swinney 2008-9-10 9415 Los Angeles South Fork Big Rock Creek 1463 Comment
  UC472353  Brickellia californica J. Grinnell 1903-11-14 Los Angeles Arroyo Seco, Pasadena Pasadena, Arroyo Seco Comment
  RSA628555  Brickellia microphylla L. C. Wheeler 1967-8-25 10534 Los Angeles Angeles National Forest: near Reed Spring, South Fork Big Rock Creek, E side Mt. Williamson 1859 Comment
  NY162756  Brickellia nevinii Rev. J. C. Nevin s.n. Los Angeles Near Newhall Comment
  SBBG66106  Brickellia nevinii S. W. Hutchinson, M. N. Ackley 1927-1 172 Los Angeles Mint Cyn 457 Comment
  UC1587585  Brickellia nevinii Tim Ross 1991-9-1 5885 Los Angeles near x Yerba Buena Road Mulholland Highway (Santa Monica Mountains); Santa Monica Mountains 563 Comment
  UC86167  Brickellia nevinii unknown Los Angeles Newhall Mts. Comment
  UCR67647  Brickellia nevinii T. S. Ross, O. Mistretta 1990-10-24 3294 Los Angeles San Gabriel Mtns., San Gabriel Mountains, 0.6 mi. east of the San Gabriel Reservoir 745 Comment
  RSA533969  Brodiaea kinkiensis Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5174 Los Angeles San Clemente Island: 950 ft WNW of Stone at the begining of the Stone Canyon drainage. 441 Comment
  RSA645572  Bromus berteroanus A. C. Sanders, E. J. Lott 1993-5-6 13951 Los Angeles Mojave Desert: 12 miles N of Palmdale, Sierra Highway at Ave G'' to 1/10 mi. NW of intersection., (34 deg 45'N, 118 deg 09'W; [UTM 10km cell: LJ-9E, 4N. Sterks Ranch] 706 Comment
  POM1269  Bromus carinatus D. L. Crawford, Otis Hiatt 1916-3-28 709 Los Angeles Santa Monica Mts, Topanga Canyon. Comment
  RSA0092530  Bromus carinatus var. carinatus R. G. Swinney 2011-6-22 15250 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
  SEINET943639  Bromus carinatus var. carinatus Timothy S. Ross, Victor W. Steinmann 1995-1 8551 Los Angeles Slopes between Leona Valley and LOST VALLEY, Sleepy Valley 7.5 (QUAD) 1097 Comment
  LA105338  Bromus diandrus Barry A. Prigge; 1989-4-23 8412 Los Angeles Santa Susana Mountains, ridge between Falls Creek and Blind Canyon, 1.5 mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 579 Comment
  RSA0087238  Bromus diandrus R. G. Swinney 2010-4-28 12381 Los Angeles 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
  LA105111  Bromus diandrus Barry A. Prigge; 1988-7-9 8256 Los Angeles Santa Monica Mountains, Calabasas, 900 ft ESE of N-Junction of Mulholland Hwy and Old Topanga Rd, S of Calabasas High School 374 Comment
  IRVC26186  Bromus grandis A. C. Sanders, Mark A. Elvin 2003-6-18 26960 Los Angeles private dirt road along crest of range, above Salt Canyon Santa Susana Mountains, Western Transverse Range 976 Comment
  RSA641430  Bromus grandis L. C. Wheeler 1967-7-18 10094 Los Angeles San Gabriel Mountains, Angeles National Forest: Vicinity of Yerba Buena Spring, Gold Creek off Little Tujunga. Comment
  RSA762138  Bromus grandis Orlando Mistretta, Christine Mistretta 2008-5-15 3066 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
  CAS-BOT-BC162338  Bromus madritensis Steven A. Junak 1997-4-24 SCI- 873 Los Angeles San Clemente Island. West side of flats just south of Wall Rock Canyon. 198 Comment
  RSA0113726  Bromus madritensis Steven A. Junak 1999-5-20 SCa- 944 Los Angeles Santa Catalina Island. Just S of Cottonwood-Black Jack Road. 305 Comment
  CDA1843  Bromus madritensis subsp. madritensis Scott D. White 1998-6-1 6710 Los Angeles San Gabriel Mountains; San Antonio Canyon, ca 1.5 air mi N of San Antonio Dam/Shinn Road (=Mountain Ave) Bridge over San Antonio Creek, immediately west of USFS San Antonio Fire Station Comment
  CATA764  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-5-28 1303 Los Angeles Santa Catalina Island: At Black Jack Campground 490 Comment
  LA13833  Bromus madritensis subsp. rubens Marjorie Bowler; 1937-11-15 105 Los Angeles SANTA MONICA MOUNTAINS, UCLA campus. 121 Comment
  UC1922852  Bromus madritensis subsp. rubens Valerie Soza, Miriam Sidibeh 2003-3-26 1596 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of La Tuna Canyon, Haines Canyon Park vicinity, south of Dorothy and Estepa Dr. intersection. 625 Comment
  UCSB69294  Bromus madritensis subsp. rubens Gross, LeRoy 2005-4-28 Los Angeles Transverse Ranges; San Gabriel Mtns; ridgeline to Mt. Emma and canyon S of this ridge; W from Mt Emma; E of Mt. Emma Rd. 1412 Comment
  RSA522339  Bromus pseudolaevipes Timothy S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4023 Los Angeles San Gabriel Mountans: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District, Angeles National Forest. Westerly drainage that meets Tie Canyon. 1524 Comment
  RSA0110571  Bromus rubens Richard G. Swinney 2011-4-19 14410 Los Angeles San Gabriel Mountains: San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  RSA656184  Bromus rubens Joseph M. Keefe 1978-4-28 22839 Los Angeles Verdugo Mountains; Henderson Canyon, Mesa Lila Fire Road, 1 Km west of El Lado Road, under Edison Power Line, La Crescenta. 488 Comment
  RSA721302  Bromus rubens R. G. Swinney 1998-4-11 5936 Los Angeles Claremont, 0.5 mi. to 1 mi. NE of Padua Hills Restaurant, which is on Padua Dr 768 Comment
  SEINET10835306  Bromus rubens David B. Dunn 1946-4-20 Dunn 2151 Los Angeles Station 66, near the foothills on the west side of the mojave desert, n of Palmdale, on the grassy slopes, between the shrubs and along the road. 823 Comment
  RSA0067564  Bromus tectorum R. G. Swinney 2010-5-12 12715 Los Angeles Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone. 921 Comment
  UCR187100  Bromus trinii A. C. Sanders 2006-5-16 32315 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
  CLARK-A1528-4565  Bromus unioloides John C. Roos 1941-2-17 Los Angeles Westwood Village Comment
  JEPS5837  Calandrinia breweri Frank W. Peirson 1919-3-27 357 Los Angeles hills w Arroyo Seco; San Gabriel Mountains 426 Comment
  RSA0038711  Calandrinia breweri R. G. Swinney 2010-3-22 12004 Los Angeles West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  RSA466526  Calandrinia breweri H. E. Hasse 1909-07 2308 Los Angeles Topanga Canyon Comment
  LA82410  Calandrinia ciliata O. H. Kappler; 1941-2-9 81 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR192534  Calandrinia ciliata A. C. Sanders 2008-4-10 34831 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  RSA0035043  Calandrinia ciliata var. menziesii Elwood Fordham 1951-3-15 s.n. Los Angeles Topanga. 304 Comment
  RSA352847  Calocedrus decurrens L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  RSA785915  Calochortus albus K. Dobry 1992-4-9 330 Los Angeles West Santa Monica Mts. along E Arroyo Sequit 5 mi No. of Pacific Coast Hwy. At camp Shalom Comment
  LA22329  Calochortus catalinae Carl Epling; 1939-2-7 sn Los Angeles SANTA MONICA MOUNTAINS, Universal City. 213 Comment
  OBI69272  Calochortus catalinae John Knapp, Denise Knapp 2003-4-13 9 Los Angeles Catalina Island 44 Comment
  POM1719  Calochortus catalinae D. L. Crawford, Hiatt 1916-3-28 s.n. Los Angeles Santa Monica Mountains. Comment
  UCD139488  Calochortus catalinae J. Dilley 1995-5-7 44 Los Angeles Calabasas, Santa Monica Mountains, Stunt Road, 0.5 mile south of Mulholland Hwy. 300 Comment
  UCD139497  Calochortus clavatus var. clavatus Jason Grajeda 1995-5-7 s.n. Los Angeles Santa Clarita, Santa Susanna Mountains, Ed Davis Park, Wiley Canyon, off Old Road. Comment
  UC1043438  Calochortus invenustus Richard M. Straw 1954-6-16 619 Los Angeles Horse Flats road, off Angeles Crest Hwy San Gabriel Mts. Comment
  RSA377424  Calochortus plummerae Geo L. Moxley, Grinnell 1916-6-15 478 Los Angeles Hills north of Chatsworth. 366 Comment
  RSA627562  Calochortus plummerae Sandy Leatherman, Brian Daniels 1998-5-27 36 Los Angeles Santa Monica Mountains: south of Woolsey Canyon Road approx. .25 mile down the existing dirt road. 500 Comment
  UC3376  Calochortus splendens Dr. A. Davidson 1895-1 Los Angeles Los Angeles Comment
  UCR168284  Calochortus splendens F. R. Fosberg 1931-4-23 S- 4690 Los Angeles Channel Islands; Santa Catalina Island, SE slopes of Black Jack Mountain 350 Comment
  CAS-BOT-BC493416  Calochortus splendens Louis C. Wheeler 1934-4-27 2570 Los Angeles Liveoak Canyon, San Gabriel Mts. 487 Comment
  SD232564  Calochortus striatus A. C. Sanders, E. J. Lott 1993-5-6 13940 Los Angeles Mojave Desert; 12 miles N of Palmdale, Sierra Hwy at Ave. G to 1/10 mi. NW of intersection. 705 Comment
  SBBG57798  Calochortus venustus R. Hoffmann 1929-5-21 Los Angeles east Bouquet Cyn Comment
  UCR223644  Calyptridium monandrum R. G. Swinney 2009-6-17 11171 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UCR276760  Calyptridium monandrum R. G. Swinney 2011-5-16 14750 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 1.18 mi. at 73 deg. SE of Colby Ranch Rd. & FS Rd. 3N19 in Big Tujunga Cyn., c. 450 m ENE of lodge in center of camp 1375 Comment
  SBBG69697  Calyptridium monandrum R. Hoffmann 1931-5-2 Los Angeles above Fetterley's, San Francisquito Cyn Comment
  SD69032  Calystegia macrostegia subsp. cyclostegia Robert F. Thorne 1966-9-14 36630 Los Angeles Santa Catalina Island; weedy margin of reservoir, Middle Ranch, Middle Ranch Canyon. 199 Comment
  UCSB4958  Calystegia macrostegia subsp. cyclostegia Albright, S. 1957-5-11 Los Angeles UCLA Campus, Faculty Hill 91 Comment
  SD112015  Calystegia macrostegia subsp. intermedia Betsy Carpenter, Linda Allen 1975-3-20 Los Angeles Santa Catalina Island; mid-Avalon Canyon-Hour Trail. Comment
  HSC86145  Calystegia occidentalis subsp. fulcrata David Charlton 1986-6-15 293 Los Angeles Lightning Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy., ca. 4 mi. NW of the San Bernardino Co. line and 5 mi. NW of Wrightwood 2256 Comment
  RSA0094553  Calystegia occidentalis subsp. fulcrata Richard G. Swinney 2011-6-6 15006 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  RSA0011530  Calystegia occidentalis subsp. fulcrata Orlando Mistretta, Christine Mistretta 2011-6-23 5730 Los Angeles San Gabriel Mountains: Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  RSA762260  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-2 2596 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 42 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1021 Comment
  RSA729513  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 highway at a point 0.5 mi. west of junction of Hwy 2. 1866 Comment
  RSA749843  Camissonia D. Bramlet 2008-3-26 4122 Los Angeles Bee Canyon. Bowerman landfill site. 202 m S of the Bee Cyn. access road, 151 m W of the landfill entrance. Comment
  CAS-BOT-BC168152  Camissonia bistorta A. C. Sanders 2003-5-22 26825 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  POM3103  Camissonia bistorta O. W. Robinson 1916-3-8 s.n. Los Angeles Claremont, wash south of Greek Theater Comment
  SEINET4680867  Camissonia bistorta Timothy S. Ross 1994-5-4 7618 Los Angeles San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; about 600 m SW of summit of grade; about 2460 m ESE of Grass Mtn summit. Lake Hughes 7.5'USGS Quadrangle.; 0 2460 Comment
  RSA465688  Camissonia bistorta Richard C. Barkelew 1929-4-17 s.n. Los Angeles Santa Monica Mountains, Mulholland Highlands, Los Angeles. Comment
  CAS-BOT-BC167089  Camissonia boothii R. G. Swinney 2009-5-12 10750 Los Angeles Transverse Range; San Gabriel Mtns.: lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of [Littlerock] Little Rock 1088 Comment
  UCR94691  Camissonia boothii A. C. Sanders, E. J. Lott 1993-5-6 13949 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  RSA586650  Camissonia boothii subsp. decorticans Orlando Mistretta 1995-6-1 1755 Los Angeles San Gabriel Mountains, Carr Canyon, near mouth of Canyon. 945 Comment
  RSA729940  Camissonia boothii subsp. decorticans R. G. Swinney 1999-6-28 7425 Los Angeles East Fork of Puzzle Canyon Canyon. near old homesite at 2800 Deep Creek Cny. Rd. 1402 Comment
  UCR146455  Camissonia californica Orlando Mistretta 1992-5-21 398 Los Angeles Transverse Ranges; San Gabriel Mountains region, Right Star Mine, south of Acton 834 Comment
  RSA466156  Camissonia californica G. R. Johnstone 1930-9-14 s.n. Los Angeles San Gabriel Mountains. Edison Road above Dark Canyon. Comment
  OBI44912  Camissonia campestris subsp. campestris David J. Keil, V. L. Holland, Michael Stiles, & Francis Villablanca 1987-5-1 20062 Los Angeles San Gabriel Mts. Along Big Pine hwy W of Jackson Lake Comment
  RSA587372  Camissonia campestris subsp. campestris Orlando Mistretta 1995-4-25 1641 E Los Angeles San Gabriel Mountains, Kitter Canyon: near the confluence of Kitter Canyon and Little Rock Creek. 1098 Comment
  UCR194024  Camissonia claviformis R. G. Swinney 1999-6-5 7255 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  RSA449207  Camissonia claviformis subsp. claviformis George B. Grant 1906-4-20 6798 Los Angeles Palmdale, Mojave Desert. Comment
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Sep 4 2011
  RSA778920  Camissonia confusa Orlando Mistretta, Christine Mistretta 2010-6-3 5244 Los Angeles Mill Creek Canyon, 1.80 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  POM145796  Camissonia ignota Marcus E. Jones 1928-4-8 s.n. Los Angeles Johnson's Pasture, 3 miles north of Claremont. Comment
  RSA188912  Camissonia micrantha Robert F. Thorne 1966-6-1 36501 Los Angeles Santa Catalina Island: Muddy margin of reservoir at upper end of Cape Canyon 335 Comment
  RSA713733  Camissonia pallida subsp. pallida LeRoy Gross 2005-4-28 2144 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
  RSA756628  Camissonia pallida subsp. pallida Orlando Mistretta, Christine Mistretta 2008-4-17 2488 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
  RSA535274  Camissonia robusta Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5320 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  OBI70946  Camissonia strigulosa Steve Boyd, Lauren Raz 1997-3-25 9263 Los Angeles Liebre Mtn Region. Extreme NW corner of the range in Peace Valley, small side cyn just E of I-5 off Copco Rd 951 Comment
  SBBG15852  Camissoniopsis bistorta W. G. Webb 1935-4-17 Los Angeles Arroyo Seco Comment
  UC107678  Camissoniopsis bistorta T. S. Brandegee May 1889 Los Angeles San Pedro Comment
  UCD103442  Camissoniopsis bistorta Kenneth A. Wilson 1961-2-20 864 Los Angeles San Gabriel Mountains. Little Tijunga. Comment
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Oct 29 2014
  CAS-BOT-BC160432  Camissoniopsis cheiranthifolia subsp. suffruticosa Ernest Braunton 1902-5-25 343 Los Angeles Redondo Comment
  LA200695  Camissoniopsis cheiranthifolia subsp. suffruticosa Leo Boyd; 1953-4-10 sn Los Angeles Santa Monica Mountains, Point Dume Comment
  SDSU3346  Camissoniopsis cheiranthifolia subsp. suffruticosa H. Wedberg 1958-5-1 576 Los Angeles Near the east end of Killgore Street, on the sand dunes, Playa del Rey. 50 Comment
  SFV2541  Camissoniopsis confusa P. G. Kilburn 1958-4-12 716 Los Angeles Mojave Desert Palmdale. Avenue N and 10th Street, 4 miles northwest of downtown. 790 Comment
  UC306304  Camissoniopsis hirtella D. L. Crawford 1915-6-30 Los Angeles mts. above Claremont 2133 Comment
  SBBG61358  Camissoniopsis pallida R. Hoffmann 1930-4-29 Los Angeles 3 mi N of Saugus Comment
  UCR282483  Capsella bursa-pastoris Dan S. Cooper 2017-2-11 217- 01 Los Angeles Los Angeles, Griffith Park, Toyon Landfill 300 Comment
  CAS-BOT-BC37084  Capsella bursa-pastoris C. W. Tilforth 1968-11-23 132 Los Angeles Los Angeles State and County Arboretum. Comment
  SD52409  Capsella bursa-pastoris Benjamin C. Stone 1953-1-24 282 Los Angeles Behind Holmes Hall, Pomona College Campus, Claremont. 334 Comment
  SFV21077  Capsella bursa-pastoris L. Gross 2001-2-17 339 Los Angeles North side of mountains along Hostetter Mountainway, on parved part of road, just east of La Tuna Canyon Road. 488 Comment
  LA200310  Cardamine californica Martha Hilend Kinsey; 1934-3-10 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  SFV1450  Cardamine californica P. G. Kilburn 1958-2-15 604 Los Angeles Santa Monica Mountains Sepulveda Canyon, Mission Fire Road. Ravine going south about 200 yards west of Sepulveda Blvd. 366 Comment
  UCR150427  Cardamine flexuosa A. C. Sanders 2005-2-13 29150 Los Angeles San Gabriel Valley, Walnut, Mt. San Antonio College, at south foot of the San Jose Hills 244 Comment
  UCD114552  Cardamine oligosperma Daryl Koutnik 1978-4-21 399 Los Angeles Glendale at end of Glenoaks Avenue, near Scholl Canyon Park. 304 Comment
  LA34188  Cardionema ramosissimum Peter H. Raven; Henry J. Thompson 1959-6-4 14338 Los Angeles 42 Comment
  RSA0105050  Carduus pycnocephalus R. G. Swinney 2011-4-26 14489 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  UCR209540  Carex R. G. Swinney 2008-7-2 9125 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
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Sep 12 2018
  RSA764356  Carex alma Scott D. White 2004-8-11 10716 Los Angeles About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  CAS-BOT-BC17690  Carex alma George B. Grant 1906-6-15 6692 Los Angeles Summit Mount Wislon. Comment
  RSA364613  Carex barbarae L. E. Hoffman 1932-8-10 s.n. Los Angeles Verdugo Woodlands, Glendale. Comment
  RSA602739  Carex bolanderi L. C. Wheeler 1967-7-15 10032 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  RSA586457  Carex bolanderi Orlando Mistretta, Steve Boyd 1994-6-21 1388 Los Angeles San Gabriel Mountains, Santiago canyon, drainage northwest of Pacifico Mountain 1585 Comment
  CAS-BOT-BC443970  Carex praegracilis A. C. Sanders 2006-4-10 32001 Los Angeles Tehachapi Mtns. Foothills: Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake. 1006 Comment
  JEPS27621  Carex retroflexa var. texensis Chas. H. Quibell June 1956 525 Los Angeles Monrovia, 134 S. Encinitas Avenue Monrovia; , 134 S. Encinitas Avenue Comment
  UC285004  Carex schottii P. A. Munz 1923-5-1 7775 Los Angeles Puddingstone Canyon San Dimas 243 Comment
  UC793591  Carex scopulorum var. bracteosa D. F. Howe 1947-3-22 22 Los Angeles Topanga Canyon, about 3 mi from the ocean Santa Monica Mts. Comment
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Jan 25 2008
  SEINET6329016 Image available Carex triquetra M. E. Jones 1926-5-7 s.n. Los Angeles Claremont Comment
  POM21286  Carex tumulicola Phillip A. Munz 1923-4-10 6737 Los Angeles San Clemente Island: canyon bottom on west coast. Comment
  RSA402597  Carpobrotus edulis F. R. Fosberg 1930-6-23 S- 2975 Los Angeles Del Rey. 1 Comment
  SFV1132  Carpobrotus edulis K. A. Wilson 1961-3-12 1002 Los Angeles Zuma Beach. On sand above tide line. 3 Comment
  SBBG32136  Castilleja affinis R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -222 Los Angeles S of dam spillway, Middle Ranch Comment
  SBBG66843  Castilleja affinis R. Hoffmann 1929-5-21 Los Angeles Big Rock Crk Comment
  UCSB72244  Castilleja affinis subsp. affinis Morales, M. 1982-4-17 Los Angeles West of Wrigley Memorial Garden on Memorial Road, .65 miles from its junction with Avalon Canyon Road, on Santa Catalina Island. 213 Comment
  RSA652578  Castilleja angustifolia G. F. Orr 1956-3-29 s.n. Los Angeles Elizabeth Lake Canyon. 488 Comment
  RSA638864  Castilleja applegatei subsp. martinii Valerie L. Soza, Laura Moore 1999-6-30 594 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 854 Comment
  RSA729665  Castilleja applegatei subsp. martinii R. G. Swinney 1998-7-2 6255 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  RSA748198  Castilleja applegatei subsp. martinii Scott D. White, Justin M. Wood 2009-5-6 12649 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, dirt road between Cogswell Dam and fill slope on the S side of Cogswell Reservoir. 726 Comment
  POM50217  Castilleja applegatei subsp. martinii L. R. Abrams 1901-4-3 1293 Los Angeles Santa Monica Mountains. Comment
  NY68041  Castilleja californica L. Abrams 1901-4-6 1368 Los Angeles Big Tepuija [spelling ?] wash. Comment
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Oct 13 2014
  SEINET998799  Castilleja exserta R. G. Swinney 1998-1 5931 Los Angeles San Gabriel Mtns: Claremont, 0.5 to 1 mi. NE of Padua Hills Restaurant, which is on Padua Dr. (Mt. Baldy 7.5 Q) 768 Comment
  UC1334719  Castilleja exserta A. H. Gallup 1949-5-21 Los Angeles along mid-sw boundary, along s fence Los Angeles State and County Arboretum, Arcadia; Arcadia, Los Angeles State and County Arboretum Comment
  UCR155919  Castilleja exserta A. C. Sanders 2005-5-5 29887 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  UCD122419  Castilleja exserta Michael Alvord; Curtis Schway 1993-3-28 13 Los Angeles Santa Monica Mtns., Malibu State Park, S.E. corner of Mulholland Dr. and Cornell Rd., Yearling Trail. 1 mile N.E. side of trail, lower fork. 245 Comment
  RSA483721  Castilleja exserta subsp. exserta Richard Noyes, L. Arnseth 1988-4-30 515 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  RSA400544  Castilleja foliolosa F. R. Fosberg 1931-4-8 S- 4517 Los Angeles Santa Catalina Island; Avalon Valley 60 Comment
  RSA400559  Castilleja foliolosa Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall 610 Comment
  RSA599474  Castilleja foliolosa Steve D. Boyd, Lauren Raz, T. S. Ross 1997-4-1 9492 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
  RSA166499  Castilleja foliolosa W. G. Webb 1935-4-1 s.n. Los Angeles Near Newhall. Comment
  JEPS14042  Castilleja linariifolia Rimo Bacigalupi 1952-8-9 3900 Los Angeles at mouth of Holcomb Canyon, along Big Rock Creek canyon road, n base of the San Gabriel Range Holcomb Canyon; San Gabriel Range 1188 Comment
  RSA448768  Castilleja plagiotoma Bonnie C. Templeton 1933-5-16 5146 Los Angeles West Blue Ridge, Big Pines Park 2195 Comment
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Sep 17 2007
  SD108965  Castilleja plagiotoma James Henrickson 1973-5-12 9605 Los Angeles 6 (air) miles SE of Pearblossom, 4.6 (rd) miles S of Llano in lower portion of Bob's Gap along 165 St. 1234 Comment
  RSA252923  Caulanthus cooperi R. F. Thorne, C. W. Tilforth 1973-4-20 43065 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  UCR185596  Caulanthus coulteri A. C. Sanders 2007-4-25 33581 Los Angeles Tehachapi Mtns., Oso Canyon, 0.25 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1159 Comment
  SD87544  Caulanthus major F. W. Peirson 1922-7-5 Los Angeles Le Montaine summit at head of Le Montaine Creek. 2135 Comment
  CAS-BOT-BC47766  Ceanothus David Dreyer 1967-2-19 s.n. Los Angeles San Gabriel River canyon 426 Comment
  CAS-BOT-BC48730  Ceanothus crassifolius L. E. Cox 1908-3-31 s.n. Los Angeles Lower slopes of Mt. Wilson 609 Comment
  CAS-BOT-BC48744  Ceanothus crassifolius Brandegee 1889-5-1 83 Los Angeles Soledad Canyon Comment
  IRVC27306  Ceanothus crassifolius A. C. Sanders, Mark Elvin 2003-8-7 27150 Los Angeles Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon NE end of Santa Susana Mtns. 351 Comment
  RSA398850  Ceanothus crassifolius L. E. Hoffman 1933-2-25 s.n. Los Angeles Mint Canyon. Comment
  RSA398867  Ceanothus crassifolius Elbert Benjamine 1929-2-10 s.n. Los Angeles Arroyo Seco, above Pasadena. 915 Comment
  SBBG68378  Ceanothus cuneatus var. cuneatus R. Hoffmann 1931-5-3 Los Angeles 3 mi E of Elizabeth Lake Comment
  CAS-BOT-BC50144  Ceanothus integerrimus H. E. McMinn 1926-7-22 1771 B Los Angeles Bear Canyon - about 1 mi from Eleven Oaks Camp - thence on trail to almost Bear Flat Comment
  POM293343  Ceanothus integerrimus Lyman Benson 1945-6-5 11760 Los Angeles Cold Spring, 2.5 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mountains. Pacific Slope Drainage 1372 Comment
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Apr 7 2014
  UC1595278  Ceanothus integerrimus Tim Ross and Peter Fritsch 1990-6-20 3685 Los Angeles Rincon-Red Box Rd (2N24) San Gabriel Mts. (ridgetop between W Fork San Gabriel River and Roberts Canyon.) 1328 Comment
  UCSB3911  Ceanothus integerrimus Kamb, Peter 1947-6-1 Los Angeles North slope of Mt Disappointment, San Gabriel Mts 1463 Comment
  CAS-BOT-BC51030  Ceanothus integerrimus var. macrothyrsus C. F. Baker 1909-5-15 5340 Los Angeles Mts. near Claremont Comment
  CAS-BOT-BC50600  Ceanothus leucodermis George B. Grant; Walter Wheeler 1904-5-17 145 a Los Angeles Mt. Wilson 1828 Comment
  RSA399115  Ceanothus megacarpus John S. Garth 1947-1-5 s.n. Los Angeles Lookout Mtn., Hollywood. Comment
  UCR168234  Ceanothus megacarpus subsp. insularis Reid Moran 1941-3-5 679 Los Angeles Channel Islands; Santa Catalina Island, Salta Verde 350 Comment
  RSA545272  Ceanothus megacarpus var. insularis D. Propst, H. Hoefs 1973-2-3 17 Los Angeles Santa Catalina Island: Upper White's Landing Road Comment
  RSA399737  Ceanothus oliganthus Anstruther Davidson 1900-06 s.n. Los Angeles Malibu Canon. Comment
  SEINET3836765 Image available Ceanothus parvifolius C. Epling, Wm Robison 1935-7-6 Los Angeles Gen. Grant Nat'l Park Comment
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Mar 9 2015
  SJSU10883  Ceanothus perplexans H. E. Sebring 1956-4-29 241 Los Angeles near Llano, Antelope Valley Comment
  UC1071352  Ceanothus spinosus P. L. Johannsen 1933-12-20 207 Los Angeles 4 1/2 mi s and 1 1/2 mi w Reseda; Calabasas Quarangle Comment
  UC1071383  Ceanothus spinosus A. D. Gifford 1934-4-25 167 Los Angeles top Castro Pk.; Triunfo Pass Quadrangle Comment
  SBBG125860  Ceanothus vestitus A. Parikh, N. Gale 2010-6-2 3253 Los Angeles Sierra Pelona, 3.8 km W of State Hwy 14, 2.2 km SW of California Aqueduct; E Liebre Mts 1140 Comment
  SBBG41220  Ceanothus vestitus J. P. Broughton 1970-4-19 Los Angeles just outside Devil's Punchbowl County Park Comment
  SBBG128335  Centaurea melitensis A. Cheung, D. Kasang, S. Lawrence-Gomez, M. Zou, S. Raray 2011-7-1 10 Los Angeles Deer Valley Trail 23 Comment
  RSA589499  Centaurium davyi Tim S. Ross, Gery Allan, Mark A. Elvin, Jennifer Stone 1995-5-19 8578 Los Angeles San Clemente Island. Head of the northern tributary of Canchalagua Canyon, 400 ft. NNE of the 1135-ft. triangulation point. 326 Comment
  UCR172450  Centaurium exaltatum Anuja Parikh, Nathan Gale 2005-7-7 2125 Los Angeles Santa Clara River Valley, near confluence of Castaic Creek and the river, Newhall Ranch, study area 44 290 Comment
  UCR61050  Centaurium venustum R. G. Swinney 1989-7-13 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, Morgan Canyon Debris Basin 366 Comment
  UCR2923  Centranthus ruber R. Oshima 1963-4-9 s.n. Los Angeles Transverse Range; San Gabriel Mtns., Monrovia; 1.25 mi up Cloverleaf Drive from 615 Cloverleaf Drive 304 Comment
  HSC104250  Centrostegia thurberi R. G. Swinney 2009-4-24 10463 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UCR206455  Centrostegia thurberi R. G. Swinney 2008-6-9 8962 Los Angeles San Gabriel Mtns., lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  RSA252880  Centrostegia thurberi Robert F. Thorne 1973-5-11 43534 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam. 1037 Comment
  UC129098  Centrostegia thurberi var. thurberi H. M. Hall and H. P. Chandler 1906-6-11 7387 Los Angeles near Lancaster; Southern California Comment
  UC1349358  Cerastium glomeratum Robert F. Thorne 1966-4-4 35759 Los Angeles bluff s.e. of Ballast Point and Catalina Harbor Isthmus; Santa Catalina Isl. 60 Comment
  SEINET12161227  Ceratonia siliqua L. F. Allabach 1921-1 s.n. Los Angeles Pasadena Comment
  RSA702910  Cercis occidentalis Michael Honer 2004-6-22 2027 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  RSA0092462  Cercocarpus betuloides var. betuloides R. G. Swinney 2011-11-3 15993 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre. 549 Comment
  RSA569955  Cercocarpus betuloides var. betuloides Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4867 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA587507  Cercocarpus betuloides var. betuloides Orlando Mistretta 1995-3-24 1567 Los Angeles San Gabriel Mountains: Carr canyon. 1280 Comment
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Jul 28 2014
  RSA449417  Cercocarpus betuloides var. blancheae R. J. Smith 1934-5-25 s.n. Los Angeles Santa Catalina Island. Comment
  UC859432  Cercocarpus betuloides var. blancheae Carl B. Wolf 1932-10-4 5182 Los Angeles back of St. Catherine's Hotel (Avalon, Santa Catalina Island); Santa Catalina Island, Avalon 22 Comment
  RSA0005549  Cercocarpus betuloides var. multiflorus W. L. Jepson 1908-7-12 3041 Los Angeles Santa Catalina Island, near Avalon. Comment
  RSA732932  Chaenactis glabriuscula R. G. Swinney 2000-5-21 7772 Los Angeles NE of Azusa, Rincon Canyon, c. 300 m SW of Rincon Rd. entrance and Hwy 39, on plateau W of Rincon Rd. 549 Comment
  SEINET7063584  Chaenactis glabriuscula A. G. Vestal 1947-4-8 s.n. Los Angeles East of Littlerock on Pearblossom Highway. UTM Zone 11, 410583mE, 3820399mN. (WGS84/NAD83). 887 Comment
  CAS-BOT-BC277350  Chaenactis glabriuscula var. glabriuscula I. M. Johnston 1918-5-12 1954 Los Angeles San Antonio Mountains. San Antonio Canon [Canyon]. Near Los Angeles Co.-San Bernardino Co. line 914 Comment
  CAS-BOT-BC277355  Chaenactis glabriuscula var. glabriuscula Geo. L. Moxley 1922-5-1 s.n. Los Angeles Mint Canon [Canyon] Comment
  CAS-BOT-BC277362  Chaenactis glabriuscula var. glabriuscula Steve Boyd; Tim Ross 1988-4-28 2231 Los Angeles West end of San Gabriel Mtns, Sand Canyon E of Saugus. In small side canyon. Angeles National Forest 792 Comment
  UC53971  Chaenactis glabriuscula var. glabriuscula H. P. Chandler 1902-6-3 2008 Los Angeles Brush Canyon Cahuenga Peak, Brush Canyon Comment
  CAS-BOT-BC277522  Chaenactis glabriuscula var. lanosa A. J. McC. 1893-5-27 s.n. Los Angeles Near Pasadena Comment
  UCD130438  Chaenactis santolinoides Wesley O. Griesel 1962-6-27 s.n. Los Angeles Dawson Saddle, San Gabriel Mountains. 2438 Comment
  UCR18149  Chaenactis santolinoides Jan Moore 1966-5-28 s.n. Los Angeles San Gabriel Mountains, Table Mountain Campground, above Big Pines Ranger Station 2195 Comment
  RSA756579  Chaenactis stevioides Orlando Mistretta, Christine Mistretta 2008-4-3 2294 Los Angeles Liebre Mountains region: near the intersection of Southern California Edison Transmission Line and Peaceful Valley Road, North of intersection of transmission Line and State Hwy 14, in the vicinity of Soledad Pass (Segment 5, structure 60 per TRTP survey; 2008). 1083 Comment
  RSA632844  Chaenactis xantiana R. F. Thorne, J. P. Simon, John Dourley, H. Caulfield 1970-5-1 39528 Los Angeles Mojave Desert: Along road to Valyermo ca. 1 mile east of Pallett Ranch at foot of grade north of Pinyon Pine Ridge in Shoemaker Canyon. 1402 Comment
  UCSB28036  Chaenactis xantiana Blakley, E. 1958-5-9 Los Angeles Hills 2 miles east of Gorman 1097 Comment
  RSA587002  Chamaesyce albomarginata Orlando Mistretta 1992-5-8 294 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir 1066 Comment
  SBBG121253  Chamaesyce melanadenia V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 752 Los Angeles Wildwood Cyn, W of Wildwood Cyn Rd, trail along ridgetop to Forester Grove, Radio Towers and Verdugo Mtwy 457 Comment
  RSA674632  Chamaesyce polycarpa var. polycarpa Freda Detmers 1931-4-1 s.n. Los Angeles Griffith Park. Comment
  RSA609536  Chamaesyce serpens L. C. Wheeler 1970-11-8 s.n. Los Angeles Pomona: 328 W. Olive Street. Comment
  RSA526635  Cheilanthes newberryi Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4228 Los Angeles San Clemente Island. Lower half of China Cyn, S end of island, W side. Comment
  RSA0036772  Chenopodium Toad 1981-2-26 0010 -81 Los Angeles 130 W. Grondahl, Covina. Comment
  RSA0115448  Chenopodium R. G. Swinney 2010-10-5 13974 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, west of Oak of the Golden Dreams, at west boundary of park. 451 Comment
  UCR98230  Chenopodium album B. G. Pitzer 1996-4-28 2732 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, City of Long Beach, Cherry Beach, at W terminus of Junipero Ave., just across street from Bixby Park 18 Comment
  RSA423287  Chenopodium album E. S. Spalding 1923-04 s.n. Los Angeles E. Los Angeles. Comment
  RSA594676  Chenopodium album L. C. Wheeler 1970-8-2 s.n. Los Angeles San Gabriel Mountains. Henninger Flats. 792 Comment
  RSA423401  Chenopodium ambrosioides L. C. Wheeler 1931-9-4 56 Los Angeles 2 mi. N Claremont. 412 Comment
  LA51483  Chenopodium berlandieri Peter H. Raven; Henry J. Thompson 1958-10-11 13751 Los Angeles Santa Monica Mountains, Tuna Canyon, Tuna Canyon Road 0.5 mi S of junction with Saddle Peak Rd 518 Comment
  RSA584333  Chenopodium botrys T. S. Ross, Orlando Mistretta 1993-5-26 7306 Los Angeles W end of the San Gabriel Mtns: Santa Clara Road (USFS) between Wilson Canyon Saddle and May Canyon saddle. Seepy northerly draw at roadside, head of a tributary of Los Pinetos Canyon. 1043 Comment
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Sep 30 2014
  UCR129398  Chenopodium botrys A. C. Sanders, Mark Elvin 2002-6-20 25218 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
  UCR199984  Chenopodium botrys Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1364 Los Angeles Transverse Ranges; Verdugo Mountains, Intersection of North Beaudry Motorway and Deer Creek 518 Comment
  SBBG98073  Chenopodium californicum T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5240 Los Angeles first un-named cyn S of Snake Cactus Cyn (drainage beginning 1420' W of Guds) 152 Comment
  UCR86835  Chenopodium californicum Scott D. White 1995-4-27 2952 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  HSC24499  Chenopodium fremontii R. F. Thorne, M. Z. Thorne 1969-7-9 38561 Los Angeles San Gabriel Mtns., Angeles National Forest, upper part of meadow at Big Pines 2088 Comment
  RSA0115076  Chenopodium macrospermum Steven A. Junak 2000-10-12 SCa- 1411 Los Angeles Santa Catalina Island. On N side of Thompson Reservoir. 195 Comment
  CLARK-A1528-2567  Chenopodium multifidum John C. Roos 1937-7-19 1159 Los Angeles Pasadena Comment
  RSA1232  Chenopodium murale Fay A. MacFadden 1929-09 1703 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  RSA187789  Chenopodium murale R. F. Thorne 1966-9-14 36649 Los Angeles Santa Catalina Island: behind Ben Weston Beach 3 Comment
  RSA607348  Chorizanthe R. S. Woglum 1934-6-15 1297 Los Angeles South Coast: Altadena. Comment
  CAS-BOT-BC252771  Chorizanthe parryi var. fernandina Alice Eastwood 1913-5-11 3139 Los Angeles San Fernando Wash Comment
  CAS-BOT-BC244737  Chorizanthe staticoides Roxana S. Ferris 1918-6-12 953 Los Angeles on dry, open hillslope 7 miles south of Acton. Plants of the Arid Southwest Comment
  RSA552395  Chorizanthe staticoides D. Charlton 1990-5-12 4213 Los Angeles Kentucky Springs, Sierra Highway; northern edge of Angeles National Forest. 1037 Comment
  RSA682657  Chorizanthe staticoides LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1091 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  SEINET11929221  Chorizanthe staticoides I. W. Clokey, Templeton, B. 1929-1 4491 Los Angeles Mandeville Canyon, Santa Monica Mountains 250 Comment
  CAS-BOT-BC248073  Chorizanthe xanti var. xanti Timothy S. Ross; Steve Boyd 1995-6-28 8618 Los Angeles Liebre Mountains. Elizabeth Lake Canyon near the confluence of Red Fox Canyon: xeric southerly slope below Lake Hughes Road and above the stream 722 Comment
  RSA0087031  Chorizanthe xanti var. xanti R. G. Swinney 2010-6-1 13079 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1067 Comment
  RSA586674  Chorizanthe xanti var. xanti Orlando Mistretta, Mark A. Elvin 1995-5-10 1706 B Los Angeles San Gabriel Mountains: Bare Mountain Canyon. 1189 Comment
  JEPS22782  Chrysolepis sempervirens Rimo Bacigalupi with Reino Alava 1958-7-20 6439 Los Angeles 0.5 mi se Dawson Saddle (along Angeles Crest Highway (Calif Hwy 2), n slopes of Throop Peak, headwaters of Dorr Canyon); San Gabriel Mts., Dorr Canyon, Throop Peak 2377 Comment
  RSA2895  Chrysothamnus nauseosus subsp. mohavensis C. B. Wolf 1931-10-23 1351 Los Angeles Swartout Valley. 1 mi. east of Wrightwood Lodge, San Gabriel Mts. 1828 Comment
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Jul 4 2013
  POM187763  Chrysothamnus teretifolius Thos. Craig 1933-10-9 2023 Los Angeles Hills 3 miles south of Vincent, border of San Gabriel Mts. Comment
  RSA562265  Chrysothamnus teretifolius D. Charlton 1990-7-30 3931 Los Angeles Palmdale, corner of R street and Sierra Hwy, Joshua Tree Woodland and disturbed areas. 915 Comment
  LA94414  Cirsium occidentale var. californicum Norman A. Cole; May 1964 361 B Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, at junction of Cornell Rd and Lake Vista Rd 213 Comment
  RSA592402  Cirsium occidentale var. occidentale Mark Hoefs 1974-5-10 461 Los Angeles Santa Catalina Island: on ridge in lower Cottonwood Canyon. 30 Comment
  SBBG95914  Cirsium occidentale var. occidentale M. B. Dunkle 1939-4-3 7227 Los Angeles Chenetti Cyn Comment
  UCR133719  Cirsium occidentale var. occidentale F. R. Fosberg 1931-5-14 S- 4876 Los Angeles Channel Islands, Santa Catalina Island, Middle Ranch Canyon, 2 miles above ranch 220 Comment
  CAS-BOT-BC292693  Cirsium occidentale var. venustum Le Roy Abrams; E. A. McGregor 1908-6-20 411 Los Angeles Elizabeth Lake, Liebre Mountains 1219 Comment
  UCD130817  Cirsium vulgare Daryl Koutnik 1978-6-24 553 Los Angeles Way Hill along Gladstone Avenue, San Dimas. 304 Comment
  RSA651380  Cistus ladanifer T. Strid, K. Montgomery 1972-4-29 s.n. Los Angeles L.A.S.C.A. Fire Plot, Dillon Divide. 914 Comment
  RSA448242  Clarkia bottae Bonnie C. Templeton 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles Nat l Forest. Comment
  RSA724760  Clarkia bottae K. Dobry 1991-5-13 494 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  UC1929743  Clarkia dudleyana V. Soza, LeRoy Gross 2001-5-22 1239 Los Angeles Transverse Ranges; San Gabriel Mountains region; Morgan Fire 2000 area, between Morgan and Wildwood Canyons, WSW of Sycamore Flat. 648 Comment
  UCSB4293  Clarkia dudleyana Wilson, Richard 1958-5-16 Los Angeles 24 miles west of Palmdale; on U.S. 6 Mint Canyon area 762 Comment
  UCSB49165  Clarkia dudleyana Lestak, Leanne 1978-5-19 Los Angeles California 65 north to Famoso-Woody Rd, then east to Bakersfield-Glennville Rd, make a left and travel east about 51/2 miles; On right side of road 487 Comment
  POM158305  Clarkia epilobioides M. B. Dunkle 1928-5-12 1924 Los Angeles Santa Catalina Island: Empire Landing 61 Comment
  POM153230  Clarkia epilobioides C. L. Hitchcock 1928-5-3 48 Los Angeles Santa Monica Mountains, Santa Anita canyon. 61 Comment
  RSA448286  Clarkia purpurea subsp. quadrivulnera M. Bisbee 1917-5-1 s.n. Los Angeles Grassy hills, East end of Eagle Rock Valley Comment
  RSA600405  Clarkia purpurea subsp. quadrivulnera Steve Boyd, Lauren Raz 1997-5-1 9643 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
  RSA586709  Clarkia rhomboidea Orlando Mistretta, Mark A. Elvin 1995-6-20 1806 Los Angeles San Gabriel Mountains, Bare Mountain Canyon. 1555 Comment
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Aug 20 2014
  RSA244378  Clarkia unguiculata Robin S. Collins 1973-5-15 280 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Cyn. 610 Comment
  RSA448453  Clarkia unguiculata M. B. Dunkle 1931-4-22 2464 Los Angeles Santa Catalina Island, Middle Ranch Canyon. Comment
  UCR125919  Clarkia unguiculata A. C. Sanders, Mark Elvin 2002-6-19 25163 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
  UCR127209  Clarkia unguiculata A. C. Sanders 2003-5-1 26244 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, near Angeles National Forest boundary, c. 0.6 mi. due west of confluence of Bitter and Charlie Canyons 396 Comment
  UCR260396  Clarkia unguiculata R. G. Swinney 2010-6-21 13280 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
  RSA599657  Claytonia exigua subsp. exigua Steve Boyd, Lauren Raz 1997-5-1 9675 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
  UCR190733  Claytonia parviflora R. G. Swinney 2001-6-2 7961 Los Angeles San Gabriel Mtns./Mojave Desert, Juniper Hills area, Cruthers Creek 1.1 mi. south of Devils Punchbowl Rd. 1311 Comment
  UCR220266  Claytonia parviflora R. G. Swinney 2009-4-24 10499 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  RSA733832  Claytonia parviflora subsp. viridis R. G. Swinney 2000-5-6 7671 Los Angeles San Gabriel Mtns.: c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage. 732 Comment
  SBBG96958  Claytonia perfoliata subsp. mexicana S. Boyd with T. Ross, L. Arnseth 1990-4-8 4293 Los Angeles near Malo Pt, first cyn S of Bryce Cyn Comment
  RSA653919  Claytonia perfoliata subsp. perfoliata Valerie L. Soza, Wayne Law, Laura Moore 2000-6-28 1040 Los Angeles San Gabriel Mountains: Northwestern extension of Pine Mountain, 0.1 mile east of junction with Rincon Red Box Road (FS Road 2N24.2) and road to Pine Mountain (FS Road 2N24A) along fire road. 1280 Comment
  RSA777366  Claytonia perfoliata subsp. perfoliata Orlando Mistretta, Christine Mistretta 2010-5-19 5132 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
  CAS-BOT-BC91382  Clematis lasiantha Le Roy Abrams 1901-4-3 1306 Los Angeles Santa Monica Mountains. 304 Comment
  RSA396476  Clematis lasiantha Walter Wisura, A. Liston, S. D. Boyd 1987-4-30 4147 Los Angeles 8.6 miles from Rincon Forest Station along Rincon-Red Box forest road. San Gabriel Mountains. Comment
  RSA713810  Clematis lasiantha Valerie L. Soza, Miriam Sidibeh 2003-3-26 1622 Los Angeles Western San Rafael Hills: Near junction of Ridge Motorway and Gladys Mtwy, off junction of Camino San Rafael and Flintridge Dr, SSW of Flint Peak. 564 Comment
  CATA3198  Clematis ligusticifolia Julie L. King 2016-11-15 17 Los Angeles Santa Catalina Island: Upper Cottonwood Rd., where drainage crosses the road by the Mexican fan palm, about 1.15 road miles from junction with Blackjack Road 267 Comment
  JEPS60559  Clematis ligusticifolia Frank W. Peirson 1918-8-16 52 Los Angeles San Antonio Canyon 1341 Comment
  SBBG13606  Clematis ligusticifolia E. R. Blakley 1962-10-5 5463 Los Angeles Eagles Nest, Middle Ranch Cyn 152 Comment
  UCR124725  Clematis ligusticifolia B. C. Templeton 1932-8-25 5071 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  CAS-BOT-BC423126  Cleomella obtusifolia Carl B. Wolf 1932-9-15 4086 Los Angeles Mojave Desert. Antelope Valley. 2 blocks W. of center of town of Lancaster. 718 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
  LA52021  Collinsia heterophylla Bonnie Templeton; 1939-4-26 4586 Los Angeles SANTA MONICA MOUNTAINS, Pacific Palisades, Huntington Palisades. 640.0 Comment
  CAS-BOT-BC240942  Collinsia parryi Louis C. Wheeler 1934-4-6 2504 Los Angeles San Dimas Canyon 1/4 mi. above Dam, San Gabriel Mts. 426 Comment
  UC303076  Collinsia parryi T. Minthorn 1921-1 Los Angeles Big Tujinga (Indian for graveyard), near Little Landers = Sunland, as foot of San Gabriel Mountains Sunland; San Gabriel Mountains Comment
  RSA412227  Collinsia torreyi H. de Forest 1931-06 s.n. Los Angeles Along Ridge Route. Comment
  RSA654218  Collinsia torreyi var. wrightii Valerie L. Soza, LeRoy Gross 2000-5-23 950 Los Angeles East of Kelly Camp, W of Bighorn Peak, 0.7 miles from Icehouse Saddle along Ontario Peak Trail. 2378 Comment
  RSA600854  Comarostaphylis diversifolia Katherine Kneen 1933-8-5 s.n. Los Angeles Santa Monica Mountains: W side Topango [Topanga] Canyon; ca. 3 miles from mouth. 152 Comment
  CATA1709  Comarostaphylis diversifolia subsp. planifolia Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-8 3029 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 152 Comment
  LA46187  Comarostaphylis diversifolia subsp. planifolia W. O. Griesel; 1936-2-26 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SFV21459  Conium maculatum L. Gross, S. Larson, V. Soza 2001-5-31 386 Los Angeles Verdugo Mountains Southeast side of mountains. At mouth of Dead Horse Canyon along road (Heather Ridge Drive) where paved road ends. 305 Comment
  UCR178375  Conium maculatum LeRoy Gross, Steve Larson, Valerie Soza 2001-5-31 386 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Southeast side. At mouth of Dead Horse Canyon, along road (Heather Ridge Dr.) where paved road ends 305 Comment
  UC31744  Constancea nevinii Blanche Trask 1896-6-1 Los Angeles Avalon Santa Catalina Island, Avalon Comment
  LA202593  Conyza canadensis Jonathan Sauer; D. Bradbury, A. Lang 1969-9-25 4634 Los Angeles Santa Monica Mountains, Sequit Point, Leo Carrillo State Beach, above point Comment
  RSA0116848  Conyza canadensis R. G. Swinney 2010-10-5 13973 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, west of Oak of the Golden Dreams, at west boundary of park. 451 Comment
  UC74041  Conyza canadensis Dr. J. Q. Adams 1905-9-1 Los Angeles near Soldier's Home Comment
  UCR271744  Conyza canadensis R. G. Swinney 2011-10-27 15915 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  RSA330805  Corallorhiza maculata Wayne E. Sawyer 1981-8-11 126 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring. 2454 Comment
  UC1746156  Cordylanthus nevinii Annetta M. Carter, Arthur Carter 1935-9-12 979 Los Angeles Chilao (Chellea). San Gabriel Mtns. 1645 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
  RSA412290  Cordylanthus rigidus subsp. setiger F. R. Fosberg 1931-8-10 S 5625 Los Angeles Lower Pine Flats, First Camp, N fork San Gabriel Canyon 1500 Comment
  RSA602561  Cordylanthus rigidus subsp. setiger Louis C. Wheeler 1967-8-28 10551 Los Angeles San Gabriel Mountains: Gold Dollar Mine at head of Dry Gulch off Coldwater Canyon. 2195 Comment
  CAS-BOT-BC287089  Coreopsis douglasii John Thomas Howell 1930-5-12 4891 Los Angeles 2 miles N of Palmdale, Mojave Desert Comment
  UCR127885  Coreopsis tinctoria Mark A. Elvin, Kim Marsden 2003-8-8 2972 Los Angeles Santa Clarita Valley, Newhall Ranch, Santa Clara River, c. 100 m east of the Ventura Co. line 290 Comment
  CAS-BOT-BC105723  Corethrogyne filaginifolia L. R. Abrams 1916-10-31 6367 Los Angeles Fremonts Pass Comment
  POM356201  Corethrogyne filaginifolia L. E. Hoffman 1931-11-16 s.n. Los Angeles Malibu Creek Comment
  UC1119260  Corethrogyne filaginifolia A. D. Gifford 1935-1-16 418 Los Angeles in canyon 7 1/2 mi ese Whitaker Pk.; Tejon Quad. Comment
  CLARK-A1528-1787  Corethrogyne filaginifolia var. peirsonii John C. Roos 1937-8-11 2543 Los Angeles Comment
  UCR47921  Coronopus didymus D. L. Koutnik 1978-4-30 s.n. Los Angeles 6922 Hesperia Ave., Reseda 213 Comment
  SEINET3146440  Cotula australis G. B. Grant 1905-4-3 224 Los Angeles Pasadena, S CA; Pacific Coast Comment
  CAS-BOT-BC287259  Cotula australis A. Kellogg; W. G. W. Harford 1868-1-1 518 Los Angeles Unspecified Comment
  RSA177879  Cotula australis R. F. Thorne, Percy C. Everett 1965-5-11 34664 Los Angeles Santa Catalina Island: Picnic Ground. 427 Comment
  SBBG13285  Crassula connata M. A. Piehl 1962-6-9 62326 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  SBBG95421  Crassula connata M. B. Dunkle 1929-4-21 2139 Los Angeles Rock Springs Cyn Comment
  UC1928625  Crassula connata Steve Boyd 2003-1-17 10440 Los Angeles Los Angeles Basin region; Vicinity of Irwindale east of the San Gabriel River and west of gravel pits, just north of Foothill Blvd, ca. 600 meters west of Irwindale Ave. Comment
  CAS-BOT-BC290531  Crepis capillaris Dr. A. Davidson 1893-7-1 s.n. Los Angeles Rock Creek Comment
  CAS-BOT-BC520373  Cressa truxillensis Jeremiah George 2012-4-25 s.n. Los Angeles Compton, decommissioned railroad right-of-way NW of intersection of W Carob St and South Acacia Ct, 1000 ft W of Compton Creek channel, S of W. Greenleaf Blvd, Rancho Domingues area 21 Comment
  POM50039  Cressa truxillensis A. D. E. Elmer 1902-07 3500 Los Angeles Lancaster Comment
  SBBG33327  Cressa truxillensis A. D. E. Elmer -Jul-1902 Los Angeles Lancaster Comment
  SD90190  Crocanthemum scoparium var. vulgare Benjamin C. Stone 1953-5-1 325 Los Angeles Above Coal Creek Canyon, Santa Ana Mountains. 1220 Comment
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Aug 6 2015
  CAS-BOT-BC175827  Crossosoma californicum Tim Ross; Janet Takara 1993-4-23 6937 b Los Angeles Santa Catalina Island: SW part of the island in Cape Canyon; just above bed of canyon near roadisde 256 Comment
  CAS-BOT-BC175843  Crossosoma californicum Albert Parkins s.n. Los Angeles Santa Catalina Isl. Comment
  POM1529  Crossosoma californicum C. F. Baker 1904-3-10 4074 Los Angeles Santa Catalina Island Comment
  RSA397736  Crossosoma californicum E. T. Terry 1917-03 s.n. Los Angeles Catalina Island Comment
  LA82195  Croton californicus O. H. Kappler; 1940-7-2 68 Los Angeles Santa Monica Mountains, Carbon Canyon Comment
  UCR95445  Croton californicus L. C. Wheeler 1967-4-30 9244 Los Angeles San Gabriel Mtns, Limekiln Canyon 564 Comment
  POM2752  Croton californicus var. tenuis C. F. Baker 1903-10-1 3700 Los Angeles Claremont. Comment
  CATA1340  Crypsis vaginiflora Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-25 2443 Los Angeles Santa Catalina Island: Haypress Reservoir 420 Comment
  RSA515213  Cryptantha circumscissa Steve Boyd 1986-3-30 1511 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  SEINET7063086  Cryptantha circumscissa A. G. Vestal 1963-5-22 s.n. Los Angeles Outside Bobs Gap, Antelop Valley. UTM Zone 11, 425337mE, 3812845mN. (WGS84/NAD83). 1247 Comment
  UCR280531  Cryptantha circumscissa R. G. Swinney 2014-4-10 16023 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
  RSA592010  Cryptantha clevelandii Mark Hoefs, D. Propst 1973-5-4 258 Los Angeles Santa Catalina Island, W end road just beyond Cherry Cove, near Lyon s Head Point 46 Comment
  SBBG34056  Cryptantha clevelandii M. R. Benedict 1971-6-25 Los Angeles Peak 1942, directly S of White Rock, and near triangulation point "Alta", San Clemente Island Comment
  POM338012  Cryptantha clevelandii var. florosa F. R. Fosberg 1932-3-28 10620 Los Angeles Hills between Del Rey and El Segundo 25 Comment
  SBBG126943  Cryptantha clokeyi A. Parikh, N. Gale 2011-6-22 3495 Los Angeles N of Iron Mtn, 1.9 km E of Angeles Forest Hwy, 0.9 km S of Monte Cristo Crk 1405 Comment
  SBBG127074  Cryptantha decipiens A. Parikh, N. Gale 2011-6-16 3476 Los Angeles Aliso Cyn, 1.5 km W of Angeles Forest Hwy, 0.1 km S of Aliso Cyn Rd; San Gabriel Mtns 1095 Comment
  UC1870318  Cryptantha decipiens LeRoy Gross 2005-4-28 2150 Los Angeles [Transverse Ranges; San Gabriel Mountains region]; Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into Comment
  RSA716910  Cryptantha echinella LeRoy Gross, Bruce Campbell 2006-6-29 2549 Los Angeles Forest Service Road Surveys: Blue Ridge Road (3N06), and Road (3N39). From top of Paririe Fork, east of Lupine Campground walk back to Angeles Crest Highway (2). Comment
  UCR209247  Cryptantha echinella R. G. Swinney 2008-10-8 9526 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  LA31579  Cryptantha intermedia Henry J. Thompson; 1959-4-12 1927 Los Angeles 304 Comment
  POM369516  Cryptantha intermedia E. A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  SD186133  Cryptantha intermedia A. C. Sanders 2003-3-14 25766 Los Angeles Gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Freeway east of the San Gabriel River channel. 157 Comment
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Apr 28 2009
  RSA652506  Cryptantha intermedia M. Wiseman 1992-4-29 3 Los Angeles California State Polytechnic University, one and a quarter miles east of Buzzard Peak in the San Jose Hills. West of parking lot J in the mouth of 'G' canyon. Comment
  RSA0095243  Cryptantha micrantha var. lepida R. G. Swinney 2011-6-7 15026 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1585 Comment
  RSA191111  Cryptantha microstachys R. F. Thorne, M. Z. Thorne 1967-6-25 37076 Los Angeles Along fire-road between Cobal and Evey Canyons 732 Comment
  UC1212100  Cryptantha microstachys Peter H. Raven and David Verity 1960-5-7 15319 Los Angeles Arroyo Sequit, about 2 mi from ocean Santa Monica Mountains 91 Comment
  UCR136829  Cryptantha microstachys John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  UCR95466  Cryptantha microstachys L. C. Wheeler 1967-4-30 9221 Los Angeles San Gabriel Mtns, Limekiln Canyon 564 Comment
  JEPS22753  Cryptantha muricata Rimo Bacigalupi with Reino Alava 1958-7-20 6404 Los Angeles Charlton Flat, close to Angeles Crest Highway (State Highway 2) San Gabriel Mountains, Angeles National Forest 1623 Comment
  RSA499691  Cryptantha muricata T. S. Clare 1929-3-3 s.n. Los Angeles Topango [Topanga] Canyon. Comment
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May 29 2014
  SD186138  Cryptantha muricata A. C. Sanders, Helen Kennedy 2005-4-13 29411 Los Angeles Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 456 Comment
  SFV8250  Cryptantha muricata T. Gordon, K. Kimbrough, M. H. Grayum 1976-6-25 1607 Los Angeles San Gabriel Mountains Chilao Flat. 1585 Comment
  SFV8262  Cryptantha muricata T. Gordon, K. Kimbrough, M. H. Grayum 1976-6-25 1619 Los Angeles San Gabriel Mountains Chilao Flat, along Chilao Creek. 1570 Comment
  UCR190783  Cryptantha muricata R. G. Swinney 1999-7-5 7538 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
  UCR259462  Cryptantha muricata R. G. Swinney 2010-9-7 13712 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA0078912  Cryptantha muricata var. muricata T. S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-8 2956 a 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
  RSA0013163  Cryptantha nevadensis var. rigida Orlando Mistretta, Christine Mistretta 2011-6-11 5683 Los Angeles 0.32 miles S of Aliso Canyon Rd. and Southern California Edison transmission line Corridor, 3.05 miles NW of intersection of Aliso Cyn Rd. and Angeles Forest Hwy. 1068 Comment
  RSA702543  Cryptantha nevadensis var. rigida Scott D. White 2004-5-5 10294 Los Angeles Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  UC1199895  Cryptantha similis Peter Kamb Ray 1948-5-6 931 Los Angeles above Little Rock (foothills of the San Gabriel Mts.); San Gabriel Mts. 975 Comment
  RSA641428  Cryptantha simulans L. C. Wheeler 1967-7-15 10039 Los Angeles Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  RSA772194  Cryptantha simulans R. G. Swinney 2009-5-27 10866 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  RSA650978  Cryptantha utahensis Marion P. Harthill 1977-3-19 s.n. Los Angeles Zzyzx. 304 Comment
  SEINET11738066  Cupressus macrocarpa Unknown 1942-1 s.n. Los Angeles near Los Angeles Comment
  RSA409684  Cuscuta californica H. de Forest, Johnstone 1925-3-16 s.n. Los Angeles Hollywood Comment
  RSA616942  Cuscuta californica var. californica L. C. Wheeler 1967-7-23 10183 Los Angeles San Gabriel Mts.: vicinity of Kentucky Springs. 1128 Comment
  SFV12552  Cuscuta campestris M. H. Grayum 1977-11-24 871 Los Angeles San Fernando Valley Sepulveda Basin. Along Los Angeles River, between dam and Burbank Blvd. 207 Comment
  SD230212  Cuscuta campestris Louis C. Wheeler 1973-6-8 Los Angeles Los Angeles: SE of Alameda St. & San Diego (405) Fwy, between Sepulveda Blvd. & 223rd St. (LA. Harbor Dept, Classification Yard, E Dominguez Flood Control Channel. Comment
  LA33484  Cuscuta subinclusa Peter H. Raven; Henry J. Thompson 1958-10-11 13757 Los Angeles 822 Comment
  RSA661187  Cuscuta subinclusa LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 395 Los Angeles Vedugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 274 Comment
  UCR192659  Cycladenia humilis R. G. Swinney 1999-8-9 7614 Los Angeles San Gabriel Mtns., along Bear Canyon Trail c. 1 mi south of West Baldy peak of Mt. San Antonio 2756 Comment
  UC1023388  Cyclospermum leptophyllum John C. Roos 1951-8-1 5079 Los Angeles Los Angeles; Overland, near Santa Monica Blvd 60 Comment
  RSA0127625  Cylindropuntia echinocarpa R. G. Swinney 2014-4-23 16166 Los Angeles San Gabriel Mountains/Mojave Desert: east of Valyermo, 3.1 miles south of Hwy 138 on Bob's Gap Rd (15th St E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains. 1232 Comment
  SBBG31024  Cynodon dactylon R. F. Thorne 1965-5-10 34511 Los Angeles near upper end of Gallagher Cyn 426 Comment
  RSA563898  Cyperus eragrostis Scott D. White 1992-10-9 945 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  SEINET7581665 Image available Cyperus eragrostis Scott D. White 1995-12-5 3762 Los Angeles Marina del Rey area, State Rt 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  UCR132292  Cyperus eragrostis 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
  POM1356  Cyperus esculentus I. M. Johnston 1918-7-29 2108 Los Angeles Covina. 152 Comment
  POM14599  Cyperus esculentus Joseph Clemens 1921-10-28 s.n. Los Angeles Los Angeles. Exposition Park. Comment
  CHSC92808  Cyperus involucratus John Dittes 2006-1-2 1309 Los Angeles Transverse Ranges; San Gabriel Mtns.; Big Tujunga Cyn; ca. 3.2 air-miles SW of Gold Cyn Saddle, 1.3 airmiles NE of intersection of Sunland Blvd and 210 Fwy, 1.1 air-mile NW of Verdugo Hills Highschool; near Oro Vista Ave where it crosses Big Tujunga Creek; at edge of Big Tujunga Creek. 393 Comment
  RSA692819  Cystopteris fragilis Anonymous s.n. Los Angeles Santa Anita Canyon Comment
  RSA716884  Cytisus scoparius LeRoy Gross, Valentin Arvizu 2006-5-31 2471 Los Angeles Forest Service road surveys; Along Magic Mountain Road (4N46) east of Magic Mountain, but before Roads (3N17.7 and 3N17.6). Along the Santa Clara ridge., Near but east of 34.38652N, 118.32904W. 1402 Comment
  RSA233463  Datisca glomerata R. F. Thorne, M. Z. Thorne 1968-11-9 37858 Los Angeles along hwy on W slope of Mt. Islip 3.9 miles S of junction with Angeles Crest Hwy at Islip saddle. 1828 Comment
  UCD107703  Datisca glomerata Robert F. Thorne; Larry DeBuhr 1974-6-28 44772 Los Angeles San Gabriel Mts., Angeles National Forest: Datisca Gully, c. 2 mi. S of Islip Saddle on W-facing slope of Mt. Islip. 1828 Comment
  RSA609586  Datura wrightii Louis C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Head of Whitney Canyon at Santa Clara Divide Road. 915 Comment
  RSA657443  Datura wrightii I. M. Johnston 1980-6-1 29 Los Angeles Verdugo Mountains Region: Burbank side road off Sunset Canyon. Feet. Comment
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Aug 10 2012
  CATA1038  Daucus pusillus Mark L. Hoefs 1995-5-10 1961 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  UC1122946  Daucus pusillus Jerome S. Horton 1937-6-29 480 Los Angeles Pomona Quad., Tanbark Creek Comment
  UCR126856  Daucus pusillus A. C. Sanders 2003-4-29 26177 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  CAS-BOT-BC130934  Deinandra clementina J. C. Nevin 1885-4-1 s.n. Los Angeles San Clemente Island Comment
  RSA394506  Delphinium cardinale Thekla Mohr 1897-05 1789 Los Angeles Eaton Canyon. Comment
  RSA394512  Delphinium cardinale Mable Emler 1929-7-18 s.n. Los Angeles Griffith Park. Comment
  JEPS23371  Delphinium glaucum Joseph Andorfer Ewan 1936-8-9 10013 Los Angeles Guffy's Spring Blue Ridge (s side of ridge) 2560 Comment
  CAS-BOT-BC7965  Delphinium parishii subsp. parishii Timothy S. Ross 1994-5-31 7978 Los Angeles San Gabriel Mountains, near Pacifico Mountain, 680 m due W of Sheep Camp Spring 2048 Comment
  RSA590660  Delphinium parishii subsp. parishii Tim S. Ross, S. D. Boyd 1990-5-31 2738 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  LA52183  Delphinium parryi O. A. Plunkett; 1926-4-22 52183 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA398712  Delphinium parryi M. B. Dunkle 1931-4-22 s.n. Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  RSA398706  Delphinium parryi R. J. Smith 1934-5-24 s.n. Los Angeles Santa Catalina Island. Comment
  UC9217  Delphinium parryi Harley P. Chandler 1897-4-16 Los Angeles Claremont 365 Comment
  CAS-BOT-BC116267  Delphinium parryi subsp. parryi John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  UCR185166  Delphinium patens subsp. montanum Naomi Fraga, Sarah M. Siedschlag 2006-5-17 1678 Los Angeles San Gabriel Mountains, Indian Canyon Road, 4N37 Comment
  CAS-BOT-BC82818  Dendromecon harfordii Lester Rowntree 1938-3-16 s.n. Los Angeles Catalina. Comment
  POM14762  Dendromecon rigida Alice Eastwood 1906-1 s.n. Los Angeles Roscoe. Comment
  CATA3303  Descurainia pinnata Amy Catalano, Jen Dreizehn 2017-3-16 020 Los Angeles Santa Catalina Island: Near top of trail on slope leading from end of Rippers Cove Rd. to shore 14 Comment
  UC1126770  Descurainia pinnata A. D. Gifford 1935-3-27 514 Los Angeles 2.3 mi nne Sawmill Peak; Tejon Quad. 1158 Comment
  UCR170395  Descurainia pinnata John F. Green 2006-3-15 s.n. Los Angeles Mojave Desert, between Llano and Pearblossom, Hwy 138 at Big Rock Wash crossing, both sides of wash in zone being cleared for highway widening 963 Comment
  RSA0056486  Descurainia pinnata subsp. glabra Orlando Mistretta, Oscar Dorado 1989-5-10 s.n. Los Angeles Transverse Ranges; Liebre Mountains region: Bouquet Canyon. Comment
  RSA369571  Descurainia sophia Wm. Martin 1972-5-12 s.n. Los Angeles Gold Creek, Little Tujunga. Comment
  RSA799804  Descurainia sophia Pam De Vries 2013-4-3 7828 Los Angeles Tehachapi Muntains/Western Transverse Range (Gorman Hills). About 0.5 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1032 Comment
  CAS-BOT-BC43490  Descurainia sophia Ira L. Wiggins 1966-5-15 20594 Los Angeles Mohave Desert. Desert wash immediately east of J.F.L. Motel. Pearblossom. Comment
  RSA597122  Dicentra chrysantha Tim S. Ross 1990-6-22 3714 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  RSA37394  Dicentra ochroleuca George T. Hastings 1948-7-23 s.n. Los Angeles Santa Monica Mts, along Decker road 610 Comment
  UC1348928  Dichelostemma capitatum James Henrickson 1966-4-17 2257 Los Angeles 14 mi e Gorman (along Hwy 138) Comment
  UCR261343  Dichelostemma capitatum R. G. Swinney 2010-4-1 12172 Los Angeles Hansen Dam Basin, within 200 meters east of Orcas Park, 50 meters north of stream channel of Big Tujunga Wash 331 Comment
  LA103296  Dichelostemma capitatum subsp. capitatum Barry A. Prigge; 1986-3-19 6930 Los Angeles Santa Monica Mountains, Leo Carrillo State Beach, 0.3 mi W of Mulholland Hwy on Pacific Coast Hwy 22 Comment
  RSA670444  Dichelostemma capitatum subsp. capitatum I. W. Clokey, B. C. Templeton 1929-04 4440 Los Angeles Mandeville Canyon, Santa Monica Mountains 425 Comment
  RSA755854  Dichelostemma capitatum subsp. capitatum R. G. Swinney 2008-6-17 9046 Los Angeles Pinyon Ridge, 4.4 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway, 1.6 mi. west of peak 6535 1945 Comment
  RSA376854  Dichelostemma capitatum subsp. capitatum M. Bisbee 1917-4-15 42 Los Angeles East hills of Eagle Rock Valley 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
  UCD139438  Dichelostemma capitatum subsp. capitatum Kenneth A. Wilson 1961-3-1 882 Los Angeles Santa Monica Mtns. Mulholland Hwy. Canyon ca. 1 miles west of Las Viegenes Hwy. Comment
  SEINET8476559  Dichelostemma capitatum subsp. pauciflorum I. W. Clokey 1938-5-17 7875 Los Angeles Lovell Canyon. 1600 Comment
  SFV18106  Dichondra occidentalis C. L. Michaels 1994-6-20 s. n. Los Angeles Tuna Canyon, 0.8 miles from the intersection of Pacific Coast Highway. Northeast-facing slope. Comment
  UC879607  Dichondra occidentalis F. R. Fosberg 1931-5-19 S 4916 Los Angeles Swain's Canyon Santa Catalina Island, Black Jack Mt. (head, base of mt.) 350 Comment
  RSA563039  Dicoria canescens D. Charlton 1991-5-27 5306 Los Angeles Junction 90th and C St. west of Palmdale and south of Little Rock on road to Edwards AFB 945 Comment
  CAS-BOT-BC150852  Diplacus puniceus Peter H. Raven 1962-5-22 17819 Los Angeles Santa Catalina Island: above Emerald Bay 121 Comment
  CAS-BOT-BC150865  Diplacus puniceus M. B. Dunkle 1928-11-25 2034 Los Angeles Hamilton Canyon 15 Comment
  CAS-BOT-BC412627  Dodecahema leptoceras Alice Eastwood 1906-5-27 258 Los Angeles Country adjacent to Los Angeles. Roscoe Comment
  RSA0011221  Dodecatheon clevelandii subsp. clevelandii A. J. Cook 1899-4-21 s.n. Los Angeles Burbank's Canyon, Claremont. 457 Comment
  RSA670707  Dodecatheon clevelandii subsp. sanctarum Bonnie C. Templeton 1968-5-5 11421 Los Angeles Hills north of Malibu lake. 244 Comment
  RSA0039315  Drymocallis glandulosa var. glandulosa R. Munkittrick 1948-5-21 s.n. Los Angeles Near Glendora. Comment
  LA200116  Dryopteris arguta Lawrence L. Kiefer; 1962-11-19 371 Los Angeles SANTA MONICA MOUNTAINS, Malibu Canyon, vivcinity of Paramount Ranch. 304 Comment
  SD112361  Dryopteris arguta Darley F. Howe 1915-3-1 16 Los Angeles San Dimas Canyon Comment
  UCR23350  Dryopteris arguta John C. Roos 1942-3-21 1099 Los Angeles San Gabriel Mtns, Santa Anita Canyon 244 Comment
  RSA693702  Dryopteris arguta Albert J. Perkins 1918-1-14 s.n. Los Angeles West Fork San Gabriel Comment
  CATA2207  Dryopteris filix-mas Sara L. Crockett 1997-2-24 73 Los Angeles Santa Catalina Island: Sol Vista housing development, WSW of corner of Beacon and Lower Terrace Streets 21 Comment
  UC830960  Dudleya hassei F. R. Fosberg 1931-4-7 684 Los Angeles Hamilton Beach Santa Catalina Island 5 Comment
  LA105040  Dudleya lanceolata Peter H. Raven; David S. Verity 1960-5-7 15345 Los Angeles Santa Monica Mountains, Cornell Corners, just W of Cornell Corners 228 Comment
  UC52268  Dudleya lanceolata Ernest Braunton May 1903 882 Los Angeles Los Angeles Comment
  UCR216455  Dudleya lanceolata Nolan M. Ung 2008-5-26 035 Los Angeles San Gabriel Mountains, San Antonio Canyon above Upland, south of Mt. Baldy Village at Angeles National Forest fire station, just north of Shinn Rd., near San Bernardino Co. line 762 Comment
  UCR238637  Dudleya lanceolata Anuja Parikh, Nathan Gale 2010-6-30 3379 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Peak, 0.8 km ESE of the summit, [Upper Clamshell Truck Trail]1.7 km N of White Saddle 1250 Comment
  POM1569  Dudleya lanceolata I. M. Johnston 1917-6-20 1367 Los Angeles San Antonio Canyon (7 Oaks) 975 Comment
  UC933239  Dudleya pulverulenta subsp. pulverulenta Reid Moran 1941-5-23 871 Los Angeles Topanga Canyon Sierra Santa Monica 91 Comment
  RSA0073981  Dudleya virens Reid V. Moran 1972-5-27 19143 Los Angeles Just east of Pt. Vicente. 5 Comment
  CAS-BOT-BC109737  Dudleya virens subsp. hassei 189- s.n. Los Angeles Santa Catalina. Comment
  SD181595  Dysphania ambrosioides Louis C. Wheeler 1967-5-29 9769 Los Angeles San Gabriel Mountains, San Antonio Canyon, sourhwest of Spring Hill. One plant in semi-sun canyon bottom, disturbed sandy gravel. 883 Comment
  UCD169272  Dysphania multifida Elizabeth McClintock 1943-5-29 s.n. Los Angeles UCLA Campus, Westwood Blvd. Comment
  POM211778  Eclipta prostrata L. C. Wheeler 1933-9-25 2122 Los Angeles San Jose Hills: Puddingstone Dam 274 Comment
  UCD95164  Ehrendorferia chrysantha R. J. Tinkler 1969-6-28 s.n. Los Angeles Angeles Crest Highway. Comment
  UCSB3675  Ehrendorferia chrysantha Kamb, Peter 1947-6-30 Los Angeles Upper Sonoran Zone, San Gabriel Canyon road below Crystal Lake, San Gabriel Mts. 1371 Comment
  LA82468  Ehrendorferia ochroleuca O. H. Kappler; 1944-5-21 624 Los Angeles Santa Monica Mountains, Sepulveda Canyon 548 Comment
  UCR126700  Eleocharis montevidensis A. C. Sanders, Mark Elvin 2003-8-7 27178 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  RSA749112  Eleocharis parishii R. G. Swinney 2005-8-9 8425 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  UCR149913  Eleocharis parishii R. G. Swinney 1997-6-19 5613 Los Angeles San Gabriel Mtns., Jackson Lake, west of Wrightwood 1872 Comment
  SEINET7586929 Image available Eleocharis parishii Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains, foot of Holiday Hill Ski Lift. 1996 Comment
  JEPS48955  Eleocharis rostellata F. R. Fosberg and J. Ewan 1931-8-13 4995 Los Angeles above Crystal Lake (Big Cienega) 1981 Comment
  UCD61521  Elymus elymoides var. californicus H. M. Hall 1899-6-1 1270 Los Angeles Schwartout-Canon. San Antonio Mtns. 2042 Comment
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Mar 21 2014
  POM50837  Elymus glaucus Le Roy Abrams 1901-06 17735 Los Angeles Ballona Creek, Mesmer., [33?57'40N, 118?27'20W] Comment
  RSA725758  Elymus glaucus A. C. Sanders 2003-5-1 26249 Los Angeles Western San Gabriel Mtns.: southeast side of Castaic Mesa, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch. 396 Comment
  RSA729776  Elymus glaucus R. G. Swinney 1998-7-6 6294 Los Angeles San Gabriel Mtns.: Mescal Canyon, 1.9 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1585 Comment
  SEINET10930724  Elymus glaucus Joseph A. Ewan 1934-8-13 Ewan 8303 Los Angeles About drier margins of spring 1/2 mile west of Windy Camp, N slope Mt. Islip, San Gabriel Mts. 2286 Comment
  CAS-BOT-BC206752  Elymus glaucus subsp. glaucus H. M. Hall 1901-6-20 2207 Los Angeles South side San Jacinto Mountains. 1645 Comment
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Oct 10 2020
  RSA0127377  Elymus glaucus subsp. glaucus Louis C. Wheeler 1967-7-20 10134 Los Angeles Aliso Canyon. 1067 Comment
  RSA606986  Elymus trachycaulus subsp. subsecundus L. C. Wheeler 1968-5-24 s.n. Los Angeles Lost Canyon at Bear Creek Trail. 1219 Comment
  RSA0038709  Emmenanthe penduliflora R. G. Swinney 2010-3-22 12002 Los Angeles West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  RSA0091493  Emmenanthe penduliflora R. G. Swinney 2010-3-13 11889 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  RSA725104  Emmenanthe penduliflora Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -49 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UCR165421  Emmenanthe penduliflora A. C. Sanders, Helen Kennedy 2005-4-13 29486 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  UCR261356  Emmenanthe penduliflora R. G. Swinney 2010-3-13 11889 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  RSA587391  Emmenanthe penduliflora var. penduliflora Orlando Mistretta 1992-5-8 276 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir. 1067 Comment
  UCR159810  Encelia californica Phillip Robinson 1991-5-9 347 Los Angeles Los Angeles Basin region; San Gabriel Valley, Sycamore Canyon, 0.25 miles south of intersection of Beverly Blvd. & Workman Mill. 0.5 miles east of Workman Mill on trail into canyon. [City of Industry, SW of Rio Hondo College, east of 605 Fwy] Comment
  CAS-BOT-BC226643  Ephedra nevadensis Steven R. Hill; Kate Kramer 2001-4-22 33367 Los Angeles North foothills of San Gabriel Mountains, Elizabeh Lake Road, 3.3 miles west of California Route 14, 0.9 mile west of Highland Street (25th Street West), west of Palmdale. Vicinity of Armagosa Creek 853 Comment
  CAS-BOT-BC81812  Ephedra nevadensis L. R. Abrams 1941-4-24 13937 Los Angeles Between Big Rock Creek and Little Rock Creek on State Highway 138 Comment
  JEPS49134  Ephedra nevadensis Frank W. Peirson 1921-5-19 1527 Los Angeles Little Rock Creek San Gabriel Mountains, Little Rock Creek 944 Comment
  SEINET7047913  Ephedra nevadensis Steven R. Hill, Kate Kramer 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. Elevation about 1800 feet. Comment
  RSA629709  Ephedra viridis L. C. Wheeler 1967-5-31 9800 Los Angeles San Gabriel Mountains: Sycamore Flat Campground, Big Rock Creek. . Comment
  SBBG56464  Ephedra viridis R. Hoffmann 1929-5-19 Los Angeles Valyermo, Big Rock Crk Comment
  SFV308  Ephedra viridis P. G. Kilburn 1957-12-28 581 Los Angeles Lower elevations near South Fork Campground._x000B_Dry, rocky soil Comment
  UC1134409  Ephedra viridis A. Lewis 1933-4-20 186 Los Angeles 1.5 mi s Palmdale; Elizabeth Lake Quad. 853 Comment
  UCR190427  Ephedra viridis R. G. Swinney 2001-4-18 7911 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  OBI69362  Epilobium canum John Knapp, Denise Knapp 2002-11-27 17 Los Angeles Santa Catalina Island 61 Comment
  UCR179278  Epilobium canum R. G. Swinney 1989-8-5 s.n. Los Angeles San Gabriel Mtns., base of the mtns. near the city of Glendora; Glendora Ridge Motorway, 0.5 mi west of Glendora Mountain Rd. 732 Comment
  RSA448515  Epilobium canum subsp. canum Joseph A. Ewan 1930-10-22 3435 Los Angeles Bouquet Canyon, 5 mi above mouth. Comment
  RSA588440  Epilobium canum subsp. canum Wm. Martin 1971-8-18 s.n. Los Angeles Vicinity of Chantry Flats, along road to bottom of Santa Anita Canyon [San Gabriel Mts.] Comment
  UC107747  Epilobium canum subsp. canum T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  CAS-BOT-BC166829  Epilobium canum subsp. latifolium I. M. Johnston 1917-7-29 1586 Los Angeles San Antonio [Canon] Canyon 2286 Comment
  RSA587029  Epilobium canum subsp. latifolium Orlando Mistretta 1994-6-15 1355 Los Angeles San Gabriel Mountains, Santiago Canyon. Side drainage entering Santiago Canyon from W, ca. 3 miles S of confluence of Santiago Creek and Little Rock Creek. 1280 Comment
  RSA588511  Epilobium canum subsp. latifolium Russell Smith 1927-8-16 s.n. Los Angeles Vincent Gulch, E. Angeles National Forest. Comment
  RSA72097  Epilobium canum subsp. latifolium F. W. Peirson 1920-9-12 2292 Los Angeles South trail to Mt. San Antonio, San Gabriel Mts. 2683 Comment
  UCR128008  Epilobium canum subsp. latifolium Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-13 2993 Los Angeles Santa Clarita Valley, S side of the Santa Clara River, c. 200 m upstream from the mouth of Potrero Creek 274 Comment
  SBBG13516  Epilobium ciliatum E. R. Blakley 1962-10-5 5443 Los Angeles Cottonwood Cyn, 0.25 mi upstream from ocean 30 Comment
  RSA229146  Epilobium ciliatum subsp. glandulosum Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38889 Los Angeles San Gabriel Mountains, Angeles National Forest: near Lodgepole Picnic area, at headwaters of Dorr Canyon, N slope of Throop Peak, above Angeles Crest Highway, 1.2 mile SE of Dawson Saddle. 2332 Comment
  RSA747971  Epilobium glaberrimum R. G. Swinney 2001-9-16 8170 Los Angeles San Gabriel Mountains: 100 m east of Little Jimmy Spring Canyon, south fork, south of Hwy 2, 0.6 mile due east of Mt. Islip and c. 2 miles north of Crystal Lake. 2207 Comment
  RSA755849  Epilobium glaberrimum R. G. Swinney 2008-7-2 9139 Los Angeles north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon. 1939 Comment
  SDSU21259  Epilobium minutum S. H. Bullock 1968-3-23 7 Los Angeles Claremont, Blanchard Park, Mills Ave. between 1st and 6th Streets. 351 Comment
  CAS-BOT-BC57175  Equisetum hyemale subsp. affine Robert F. Thorne; C. W. Tilforth 1971-6-17 39939 Los Angeles 2 mi. up Lower Tujunga Rd. from Forestry Headquarters, Little Tujunga Creek, San Gabriel Mts., Angeles National Forest 457 Comment
  UCR184104  Equisetum laevigatum A. C. Sanders 2007-4-13 33411 Los Angeles Tehachapi Mtns. Foothills, below the entrance road near the gate to the National Cement Plant, along creek c. 0.25 mi south of Kern Co. line 991 Comment
  UCR239950  Equisetum laevigatum R. G. Swinney 2009-11-16 11641 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  UC211460  Equisetum telmateia subsp. braunii unknown Apr 1904 406 Los Angeles Pasadena Comment
  RSA684728  Equisetum telmateia var. braunii L. E. Hoffman 1931-11-16 s.n. Los Angeles Malibu Creek. Comment
  POM50294  Equisetum telmateia var. braunii L. R. Abrams 1901-4-5 1352 Los Angeles San Fernando Mtns. Comment
  CAS-BOT-BC204582  Eragrostis mexicana subsp. virescens G. B. Grant 1901-4-3 s.n. Los Angeles Pasadena Comment
  UC868831  Eremocarpus setiger Ira W. Clokey, B. Templeton Aug. 1929 4599 Los Angeles Westwood Santa Monica Mountains, Mandeville Canyon 200 Comment
  CHSC95546  Eremothera boothii subsp. decorticans LeRoy Gross 2005-5-19 2302 Los Angeles Mojave Desert; West Mojave Desert region: South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway. Started at Ave A, Near 34.820450N 118.16535W then walked south to 34.81703, 118.16403W. 722 Comment
  UC168172  Eremothera boothii subsp. decorticans Hasse and Davidson 1906-6-6 1606 Los Angeles by Rock Creek (Type locality) Comment
  IRVC27008  Eriastrum densifolium A. C. Sanders, Mark Elvin 2003-8-7 27170 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur NE end of Santa Susana Mtns. 267 Comment
  RSA0104860  Eriastrum densifolium subsp. austromontanum T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3889 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  RSA0107786  Eriastrum densifolium subsp. austromontanum Orlando Mistretta 1994-6-8 1338 Los Angeles Little Rock Creek. un-named drainage draining N slope of Bare Mountain. 1158 Comment
  UC457329  Eriastrum sapphirinum Carl Epling and N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UC84337  Eriastrum sapphirinum Katharine Brandegee May 1899 Los Angeles Ravenna Comment
  UC880228  Eriastrum sapphirinum Ira W. Clokey, B. Templeton May 1929 4551 Los Angeles Mandeville Canyon Santa Monica Mountains 500 Comment
  UCR177734  Eriastrum sapphirinum LeRoy Gross, Naomi Fraga, B. Hogshead, Aydee Virgen 2003-6-19 1093 Los Angeles Transverse Ranges; Verdugo Mountains region, North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  SD237547  Eriastrum sapphirinum subsp. brevibracteatum R. G. Swinney 2009-5-13 10771 Los Angeles Transverse Range: San Gabriel Mountains: upper Brainard Canyon, c. 2 miles south of Ft. Tejon Road, immediately NW of Cima Mesa, Juniper Hills (Juniper Hills 7.5'Q) 1121 Comment
  SEINET3816017 Image available Eriastrum sapphirinum subsp. dasyanthum Muriel F. Wheeler 1938-6-13 860 Los Angeles San Dimas Wash, 1/2 mile northeast of San Dimas County Park 350 Comment
  SD112585  Ericameria cooperi var. cooperi Darley F. Howe 1947-5-5 1532 Los Angeles North face of San Gabriel Mountains. 1525 Comment
  UCR223178  Ericameria cuneata R. G. Swinney 2009-7-22 11320 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  UC1595339  Ericameria cuneata var. cuneata Tim Ross 1992-5-17 6374 Los Angeles lower Shoemaker Canyon (draining to the E. Fork of the San Gabriel River and joining it at 2124 ft elevation); San Gabriel Mts., East Fork of the San Gabriel River, Shoema 725 Comment
  UC896243  Ericameria cuneata var. cuneata Fordyce Grinnell Jr. 1916-9-20 Los Angeles near Pasadena; San Gabriel Mts., Mt. Waterman 2590 Comment
  LA32046  Ericameria ericoides Henry J. Thompson; 1958-10-23 1819 Los Angeles Santa Monica Mountains, Point Dume 30 Comment
  SD40105  Ericameria ericoides subsp. ericoides Edith A. Purer 1931-2-21 Los Angeles El Segundo Comment
  RSA316365  Ericameria linearifolia R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54991 Los Angeles 2.5 miles S of Llano 1158 Comment
  OBI49588  Ericameria nauseosa var. hololeuca David J. Keil 1986-9-27 19739 -2 Los Angeles NW Los Angeles County; along I-5, just S of Hungry Valley Rd exit. roadside pullout 914 Comment
  SD72773  Ericameria pachylepis F. R. Fosberg 1931-9-16 S 5681 Los Angeles East base of Baldwin Hills. 49 Comment
  CAS-BOT-BC299524  Ericameria palmeri var. pachylepis Frank W. Peirson 1921-11-11 2597 Los Angeles Bouquet Canyon Comment
  JEPS30523  Ericameria palmeri var. pachylepis Peter H. Raven and Henry J. Thompson 1959-10-18 14687 Los Angeles Potrero Road 6.1 mi e of junction with Lewis Road; Santa Monica Mountains 152 Comment
  RSA0106844  Ericameria parishii R. G. Swinney 2011-10-18 15845 Los Angeles San Gabriel Mountains: 100 m NE of Switzer Picnic Area, in Colby Cyn. near confluence w/ Arroyo Seco, c. 0.15 km south of Angeles Crest Hwy/SR 2. 1021 Comment
  CAS-BOT-BC131658  Ericameria parishii var. parishii G. Earle Kelley 1917-9-1 s.n. Los Angeles Mt. Wilson Comment
  UCR259652  Ericameria parryi R. G. Swinney 2010-10-8 14004 Los Angeles San Gabriel Mountains, Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge 2453 Comment
  UCR271217  Ericameria parryi R. G. Swinney 2011-9-27 15706 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 2384 Comment
  POM294271  Ericameria pinifolia Lyman Benson 1944-11-12 11557 Los Angeles San Jose Hills, north shore of Puddingstone Lake, San Dimas 305 Comment
  UCR256231  Erigeron foliosus R. G. Swinney 2010-6-4 13043 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
  RSA800514  Erigeron foliosus var. foliosus Jane Tirrell 2012-8-20 LS 0158 Los Angeles North-facing bench along Pacific Crest Trail approx. 0.5 mi west of Windy Gap. 2436 Comment
  OBI70311  Erigeron foliosus var. foliosus Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mts; N side of Burkhart Saddle. T4N R10W SE 1/4 sec 35 2103 Comment
  RSA600215  Erigeron foliosus var. stenophyllus Steve Boyd, Lauren Raz 1997-5-28 9900 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
  LA99374  Eriodictyon crassifolium E. R. Hobbs; 1978-4-23 78- 173 Los Angeles San Gabriel Mountains, Sand Canyon, Santa Clara River Valley, W part of range Comment
  RSA454999  Eriodictyon crassifolium var. crassifolium W. P. Burger 1979-5-18 107 Los Angeles picnic area just east of jct of Angeles Forest Hwy and Angeles Crest Hwy. 915 Comment
  OBI13963  Eriodictyon crassifolium var. nigrescens Robert J. Rodin 1953-5-17 5821 Los Angeles Near hwy 101, 3 mi S of Gorman Comment
  RSA0073371  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-3-16 11945 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
  RSA0116165  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-29 13246 Los Angeles San Gabriel Mountains; May Canyon Truck Trail, 0.3-1.5 miles north of Veterans Park, west of Loop Canyon on FS Rd. 3N54. 610 Comment
  RSA454985  Eriodictyon crassifolium var. nigrescens F. R. Fosberg 1931-7-11 7204 Los Angeles Ridge Route near Tumble Inn,, Western Sierra Madre Mts. 1100 Comment
  SBBG65110  Eriodictyon parryi R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  SBBG128121  Eriodictyon traskiae var. traskiae M. L. Hoefs 1995-5-16 2008 Los Angeles near Airport Rd, just past rd to Black Jack Cmpgrd 454 Comment
  RSA763816  Eriodictyon trichocalyx Justin M. Wood 2010-5-10 1610 Los Angeles San Gabriel Mountains: Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  UCR124551  Eriodictyon trichocalyx B. C. Templeton 1932-7-21 5053 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  LA205724  Eriodictyon trichocalyx var. trichocalyx A. M. Johnson; 1927-10-21 2664 Los Angeles Comment
Read comments
May 12 2015
  RSA746810  Eriogonum angulosum Michael Honer 2003-7-8 1844 A Los Angeles Tapia Canyon area, ca. 2 - 3 air miles west of I-5 Freeway junction with Ridge Rt. Rd. 396 Comment
  UCR269582  Eriogonum baileyi R. G. Swinney 2011-6-29 15362 Los Angeles San Gabriel Mountains, Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground 1082 Comment
  CAS-BOT-BC241571  Eriogonum baileyi var. baileyi Dr. Davidson 1897-1-1 s.n. Los Angeles Lancaster, Mojave Desert Comment
  CAS-BOT-BC241936  Eriogonum cithariforme A. D. E. Elmer 1902-6-1 3713 Los Angeles Acton Comment
  SBBG33437  Eriogonum cithariforme A. D. E. Elmer -Jun-1902 3713 Los Angeles Acton Comment
  RSA0116176  Eriogonum davidsonii R. G. Swinney 2011-6-15 15201 Los Angeles San Gabriel Mountains; SW of Chilao Flat near south entrance at Angeles Crest Hwy, along Silver Moccosin Trail. 1622 Comment
  RSA755870  Eriogonum davidsonii R. G. Swinney 2008-7-15 9194 Los Angeles Winston Peak. 2275 Comment
  SD197875  Eriogonum davidsonii R. G. Swinney 2005-8-26 8525 Los Angeles Devil's Punchbowl County Park,peak 6374, ca. 0.5 mile southwest of Devil's Chair. 1933 Comment
  UCR271848  Eriogonum davidsonii R. G. Swinney 2011-5-31 14885 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  RSA149756  Eriogonum davidsonii Robert J. Fortlage 1961-9-10 s.n. Los Angeles San Gabriel Mountians, Angeles National Forest: Big Pines 2073 Comment
  RSA393177  Eriogonum davidsonii F. R. Fosberg, Joseph A. Ewan 1931-8-11 S- 5488 Los Angeles Crystal Lake: north fork of San Gabriel Canyon. 1600 Comment
  UCR239041  Eriogonum deflexum var. baratum Anuja Parikh, Nathan Gale 2010-6-2 3246 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 4.0 km west of State Hwy 14, 2.2 km southwest of California Aqueduct 1143 Comment
  UC545881  Eriogonum elongatum var. elongatum Carl B. Wolf 1932-10-19 4352 Los Angeles 1 1/2 mi n, s base of Ridge Route Castaic; Ridge Route 548 Comment
  RSA0036770  Eriogonum fasciculatum Douglas A. Springer 1981-2-18 18 Los Angeles Cal Poly University campus, 1.5 miles NW of Temple Ave. on University Drive, Parking lot J, level 4, NE end. Comment
  CAS-BOT-BC253253  Eriogonum fasciculatum var. foliolosum Le Roy Abrams 1902-7-5 1559 Los Angeles Azusa Comment
  CAS-BOT-BC253270  Eriogonum fasciculatum var. foliolosum Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3401 Los Angeles Joshua Tree Campground on the SW side of Little Rock Reservoir, Little Rock Creek, San Gabriel Mountains 1002 Comment
  RSA754226  Eriogonum fasciculatum var. foliolosum Ellen Mackey, Blake Whittiington 2006-10-4 NFWF- 1772 Los Angeles San Gabriel River Watershed; area next to road. 385 Comment
  UC161731  Eriogonum giganteum F. M. Reed 1909-7-2 2821 Los Angeles Pebbly Beach Road Catalina Island 15 Comment
  UCSC011208  Eriogonum gracile Adam Searcy 2015-7-24 68 Los Angeles Santa Clarita, Vista Canyon Ranch, Santa Clara River Comment
  RSA393224  Eriogonum gracile var. gracile Louis C. Wheeler 1931-9-1 49 Los Angeles 2 miles north of Claremont 412 Comment
  RSA681856  Eriogonum gracile var. gracile Scott D. White, Michael Honer 2003-6-18 9573 Los Angeles Liebre Mountains: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. 549 Comment
  UCSB1437  Eriogonum gracillimum Wedberg, H. 1958-4-13 Los Angeles Near Pearblossom Comment
  RSA393213  Eriogonum grande var. grande F. R. Fosberg 1931-12-10 7150 Los Angeles Santa Catalina Island: Pebble Beach Road. 5 Comment
  SD85103  Eriogonum grande var. grande Charles Burch 1963-12-8 Los Angeles San Clemente Island, first canyon south of Seal Cove Comment
  SBBG64121  Eriogonum nudum R. Hoffmann 1929-11-11 Los Angeles Little Rock Dam Comment
  RSA229132  Eriogonum nudum var. pauciflorum Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38853 Los Angeles San Gabriel Mountains, Angeles National Forest: slope above Angeles Crest Highway at headwater of South Fork Big Rock Creek, ca. 1.7 miles south of Dawson Saddle 2317 Comment
  UCR85834  Eriogonum parishii T. S. Ross 1991-8-16 5811 Los Angeles San Gabriel Mtns, Angeles Crest Hwy at roadside just above Chilao Creek, 1400 feet NNE of Louie's Cabin 1671 Comment
  RSA149743  Eriogonum umbellatum var. minus Wesley O. Griesel 1961-7-9 s.n. Los Angeles White Thorn Picnic Area State Hwy 2, San Gabriel Mtns. 2287 Comment
  SD1299  Eriogonum umbellatum var. munzii Ruth B. Randall 7/1931 106 Los Angeles Big Pines near Los Angeles Comment
  UCR43306  Eriogonum umbellatum var. subaridum David Charlton 1986-6-15 236 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
  SD255835  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2010-10-8 14005 Los Angeles San Gabriel Mountains: Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge (Crystal Lake 7.5'Q) 2421 Comment
  POM357905  Eriophyllum confertiflorum M. Maslow 1968-5-12 42 Los Angeles Placerita Canyon State Park, 1.5 miles N of Newhall, 2.1 miles W of Hwy 14. Comment
  UCR223355  Eriophyllum confertiflorum R. G. Swinney 2009-5-20 10824 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  CAS-BOT-BC297928  Eriophyllum confertiflorum No date on label 181 Los Angeles Unspecified Comment
  SBBG61043  Eriophyllum confertiflorum var. confertiflorum M. N. Ackley -Apr-1923 252 Los Angeles Glendale 243 Comment
  CAS-BOT-BC308338  Eriophyllum nevinii E. R. Blakley 1962-6-9 5200 Los Angeles 2 1/2 miles north of China Point, San Clemente Island 175 Comment
  CAS-BOT-BC308344  Eriophyllum nevinii Nevin; Lyon 1884-4-1 s.n. Los Angeles San Clemente Island Comment
  POM358083  Eriophyllum nevinii F. R. Fosberg 1931-7-16 S- 5609 Los Angeles Avalon. Santa Catalina Island. 5 Comment
  RSA233646  Eriophyllum nevinii R. F. Thorne 1970-3-6 39401 Los Angeles Indian Rock in Emerald Bay, Santa Catalina Island. 15 Comment
  RSA252914  Eriophyllum pringlei R. F. Thorne, C. W. Tilforth 1973-4-20 43059 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  RSA503495  Eriophyllum wallacei Fay A. MacFadden 1932-5-22 s.n. Los Angeles Tujunga Wash, Stonehurst Comment
  UCR264731  Eriophyllum wallacei Steve Boyd, Gary D. Wallace 2011-4-14 12310 Los Angeles Transverse Ranges; Liebre / San Gabriel Mountains region, Acton Wash ca. 3 km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  POM202252  Erodium botrys P. A. Munz 1934-4-2 13145 Los Angeles Puddingstone Canyon, San Dimas. 305 Comment
  RSA717406  Erodium cicutarium Gary Kovnat, LeRoy Gross 2003-2-2 13 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  RSA772302  Erodium cicutarium R. G. Swinney 2009-4-28 10531 Los Angeles summit of Mt. Emma. 1585 Comment
  UCR210714  Erodium cicutarium R. G. Swinney 2008-10-22 9669 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
  UCR260011  Erodium cicutarium R. G. Swinney 2010-5-7 12607 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of 'BP and L Rd' and Jimenez St./Dominica Ave. 378 Comment
  CAS-BOT-BC40707  Erysimum capitatum W. R. Dudley; F. H. Lamb 1896-6-8 4387 Los Angeles Liebre Mountains. Kings Canyon. Comment
  CAS-BOT-BC40722  Erysimum capitatum John Thomas Howell 1947-7-18 23395 Los Angeles San Gabriel Mountains. Blue Ridge. 2590 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
  UCR73  Erysimum capitatum var. capitatum B. L. Estes 1961-4-1 s.n. Los Angeles San Gabriel Mtns., Altadena, Eaton Wash, 1 mile south of bridge 400 Comment
  RSA136849  Eschscholzia californica var. crocea Percy C. Everett, E. K. Balls 1960-5-30 24166 Los Angeles 2.2 miles N from entrance to Angeles National Forest, San Gabriel Canyon 366 Comment
  UCR151657  Eschscholzia minutiflora R. G. Swinney 1998-4-14 5980 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  SBBG96654  Eschscholzia ramosa R. F. Thorne 1966-4-15 36010 Los Angeles ca. 0.5 mi SSE of Eel Pt 3 Comment
  SBBG98459  Eschscholzia ramosa T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5068 Los Angeles lower Wilson Cove Cyn, rocky draw SW of and above pier operations 15 Comment
  SD90477  Eschscholzia ramosa Robert F. Thorne 1973-4-12 42937 Los Angeles San Clemente Island; Pyramid Cove at south end of island near small point between Triton and Thresher. 6 Comment
  SD181447  Eucalyptus camaldulensis LeRoy Gross 2003-1-26 689 Los Angeles San Fernando Valley: Haines Canyon Channel in Big Tujunga Wash, south front of the San Gabriel Mountains, east of Foothill Blvd., south side of wash 366 Comment
  IRVC27968  Eucrypta chrysanthemifolia A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26125 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  RSA612172  Eucrypta chrysanthemifolia Valerie L. Soza, J. Gural 1997-4-10 33 Los Angeles Bernard Field Station of the Claremont College, NW corner of Mills Ave and Foothill Blvd. 412 Comment
  UCSB10055  Eucrypta chrysanthemifolia Krogen, Roger 1957-1 Los Angeles Hasley Canyon, 2 mi. NW of Hwy 99, 2 mi., S of Castaic Comment
  UCSC000890  Eucrypta chrysanthemifolia Peter Kamb 1947-5-25 535 Los Angeles near Sunset Ridge guard station Sunset Ridge guard station - San Gabriel Mts., Millard Canyon 671 Comment
  RSA580134  Eucrypta chrysanthemifolia var. chrysanthemifolia Tim S. Ross, Darin Banks 1994-4-12 7487 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon ; ca 310 m S of where Drinkwater Canyon joins S. Fr. Canyon. 524 Comment
  LA46919  Eulobus californicus C. S. Venkatesh; 1957-4-29 2 Los Angeles 365 Comment
  SBBG18218  Eulobus californicus M. A. Piehl 1963-5-30 63492 Los Angeles just W of Rocky Pt cmpgrd, Little Rock Reservoir, 5.5 mi SW of Little Rock Comment
  UCR184215  Euphorbia albomarginata A. C. Sanders 2007-4-19 33458 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  UCR255826  Euphorbia albomarginata R. G. Swinney 2010-5-12 12738 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  LA201912  Euphorbia lathyris Arthur C. Gibson; 2003-6-14 4978 Los Angeles Simi Hills, NW corner of Box Canyon Rd. at Valley Circle Blvd, opposite Chatsworth Reservoir, new Chatsworth Lake Manor Comment
  CLARK-A1528-2701  Euphorbia maculata John C. Roos 1942-9-12 1756 Los Angeles Los Angeles Comment
  UCR197209  Euphorbia melanadenia Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 752 Los Angeles Verdugo Mountains, south side, above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 457 Comment
  UCD142563  Euphorbia melanadenia Daryl Koutnik; John Cuti 1978-4-19 374 Los Angeles Verdugo Mountains on fireroad from Stough Canyon to La Crescenta. 548 Comment
  UC557792  Euphorbia misera Nell Murbarger Apr 1936 117 Los Angeles San Clemente Island Comment
  RSA127864  Euphorbia peplus P. H. Raven 1959-5-9 14174 Los Angeles Mulholland Hwy. 1 mile W. of Las Virgenes rd. Malibu Creek drainage. 244 Comment
  RSA638242  Euphorbia peplus L. C. Wheeler 1945-4-15 6011 Los Angeles San Gabriel Mountains: Millard Canyon. 106 Comment
  RSA0111943  Eurotia lanata Richard G. Swinney 2011-4-19 14405 Los Angeles San Gabriel Mountains: San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  RSA0051676  Feijoa sellowiana Jack Pepper 1953-4-10 s.n. Los Angeles Cheviot Hills. Comment
  LA201012  Festuca microstachys Carl Wishner; 1998-4-25 2591 Los Angeles SANTA MONICA MOUNTAINS, Ladyface Mountain, E arm, along Kanan Dume Rd. 250.0 Comment
  SBBG105373  Festuca myuros R. M. Beauchamp 1976-5-22 4109 Los Angeles N of jct of main island rd and rd to Stone 403 Comment
  RSA0091139  Festuca octoflora R. G. Swinney 2011-5-24 14828 Los Angeles to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1049 Comment
  SBBG113081  Festuca octoflora S. A. Junak with K. Kirkland 1998-5-2 SCa 635 Los Angeles S of rd to East Pk, just below ridgetop SW of Pk 1245, ca. 0.95 air mi NW of East Pk 310 Comment
  SBBG13299  Festuca octoflora M. A. Piehl 1962-6-9 63252 Los Angeles China Pt, S of lighthouse 3 Comment
  RSA710281  Ficus benjamina A. C. Sanders, Lee Jones 2005-4-8 29366 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  SBBG112879  Ficus carica S. A. Junak with K. Kirkland -Jul-1998 SCa 773 Los Angeles W side of lower portion of Silver Cyn, ca. 0.65 air mi inland from beach 67 Comment
  RSA0113948  Ficus microcarpa R. E. Riefner Jr. 2015-4-25 15 -127 Los Angeles City of Los Angeles, Lincoln Heights, S. Side of West Avenue 26 at Interstate 10 bridge. 109 Comment
  UCR152469  Ficus microcarpa A. C. Sanders, Lee Jones 2005-4-8 29358 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA0042306  Filago californica Mark L. Hoefs, Steven A. Junak 2000-4-14 3069 Los Angeles Santa Catalina Island: Hillside about halfway between Airport Road and Goat Harbor. 469 Comment
  RSA158206  Filago californica Peter H. Raven 1962-5-8 17604 Los Angeles San Clemente Island: second canyon south of Seal Cove 30 Comment
  RSA356054  Filago californica R. F. Thorne 1973-3-26 42722 Los Angeles San Gabriel Mts: Webb Canyon 365 Comment
  SD69450  Foeniculum vulgare Robert F. Thorne, P. Everett 1965-6-22 Los Angeles Santa Catalina Island: Avalon Canyon 89 Comment
  RSA780994  Forestiera pubescens R. G. Swinney 2009-5-13 10781 Los Angeles upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills. 1122 Comment
  OBI6079  Frangula californica subsp. californica Carl B. Wolf 1927-12-31 1463 Los Angeles Occidental college, Eagle Rock Comment
  SBBG122033  Frangula californica subsp. californica S. D. White, B. Leatherman 2005-3-18 10796 Los Angeles "South Hills," just N of Interstate 210, ca. 0.3 air mi ENE of the I-210/Sunflower intersection; Glendora 305 Comment
  RSA391392  Frankenia grandifolia M. B. Dunkle 1933-9-30 3822 Los Angeles San Gabriel River, Long Beach. 9 Comment
  UC407283  Frankenia salina LeRoy Abrams 1902-6-9 2500 Los Angeles Playa del Rey Comment
  UC55882  Frankenia salina Ernest Braunton May 1902 310 Los Angeles Gardena Comment
  CAS-BOT-BC217369  Frasera neglecta Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Valley Comment
  RSA615524  Fraxinus dipetala Louis C. Wheeler 1967-5-18 9620 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  RSA660401  Fraxinus dipetala Orlando Mistretta 1992-6-17 590 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  RSA669158  Fraxinus dipetala LeRoy Gross, Naomi S. Fraga 2002-4-4 522 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road., (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 400 Comment
  RSA579534  Fraxinus uhdei Tim S. Ross, Steve D. Boyd 1994-5-24 7835 Los Angeles ''Cottonwood Swamp'' Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. Liebre Mount 512 Comment
  CAS-BOT-BC211009  Fraxinus velutina Geo. B. Grant 1902-6-1 472 Los Angeles Unspecified Comment
  RSA0034700  Fraxinus velutina Louis C. Wheeler 1933-8-20 2091 Los Angeles 0.5 mi below Pine Canyon Dam, San Gabriel Canyon, San Gabriel Mts. 290 Comment
  RSA617168  Funastrum cynanchoides var. hartwegii LeRoy Gross 1998-9-18 64 Los Angeles Southern base of San Gabriel Mountains; Big Tujunga Wash east of the 210 freeway. 366 Comment
  RSA0120153  Galium angustifolium R. G. Swinney 2014-4-30 16287 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
  RSA774744  Galium angustifolium R. G. Swinney 2009-6-17 11199 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  HSC19779  Galium angustifolium subsp. angustifolium C. S. Apperson 1967-6-15 Los Angeles 1 mi. down Canton Canyon trail off the end of Townsend Pk. Rd. Comment
  RSA0094360  Galium angustifolium subsp. angustifolium R. G. Swinney 2011-5-31 14902 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
  RSA229182  Galium angustifolium subsp. angustifolium Robert F. Thorne, C. W. Tilforth 1971-6-30 40736 Los Angeles Big Rock Creek above Sycamore Flat. 1402 Comment
  RSA607228  Galium angustifolium subsp. angustifolium Louis C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge. 1494 Comment
  UC625015  Galium angustifolium subsp. angustifolium F. R. Fosberg 1931-3-24 S 4354 Los Angeles draw on North Wall Santa Catalina Island, Hamilton Canyon 50 Comment
  RSA367697  Galium angustifolium subsp. angustifolium Thekla Mohr 1897-05 1931 Los Angeles Los Angeles. Comment
  IRVC26614  Galium aparine M. B. Dunkle 1939-4-3 7220 Los Angeles San Clemente Island; Chenetti Canyon. Channel Islands Comment
  LA33961  Galium aparine Peter H. Raven; 1959-5-3 14063 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive near Beverly Glen Blvd. 380 Comment
  POM244895  Galium aparine F. R. Fosberg 1931-4-15 S 4613 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon. 180 Comment
  RSA191014  Galium aparine James Henrickson 1963-5-5 32317 Los Angeles About 4 miles N of Claremont. Burned-over, rocky, open slopes of Cobal Canyon, Foothills of San Gabriel Mts., 518 Comment
  SBBG20736  Galium aparine E. R. Blakley 1963-12-7 6334 Los Angeles shallow cyn sloping to ocean, 200 ft N of Lighthouse, N of Pyramid Head 53 Comment
  POM4535  Galium aparine D. L. Crawford, Hiatt 1916-3-28 s.n. Los Angeles Santa Monica Mountains. Comment
  RSA660876  Galium catalinense subsp. acrispum Orlando Mistretta 1992-4-5 139 Los Angeles Guds, San Clemente Island. Comment
  RSA678130  Galium grande Valerie L. Soza, Monica Acosta 2001-6-20 1299 -a Los Angeles Above Cold Springs Canyon, east of White Saddle, along Silver Fish Road (FS Road 1N29), ca. 1.54 miles east of junction with Van Tassel Truck Trail (FS Road 1N36). 854 Comment
  SBBG119355  Galium grande V. Soza with M. Acosta 2001-6-19 1296 a Los Angeles Mt Wilson Trail helispot, W side Little Santa Anita Cyn, ca. 2 mi from the Mt Wilson trailhead, Sierra Madre; T1N R11W S8, NE/4, NE/4) 823 Comment
  UC1929648  Galium grande Valerie Soza, Bill Hogshead 2003-5-6 1649 b Los Angeles Transverse Ranges; San Gabriel Mountains region; Chantry Flat Road (2N41) just below Chantry Flat heliport. 732 Comment
  UCR101309  Galium hallii L. C. Wheeler 1946-8-29 6309 Los Angeles San Gabriel Mtns., Vincent Gap 2012 Comment
  CAS-BOT-BC223140  Galium johnstonii Timothy S. Ross; Steve Boyd 1990-5-23 2638 Los Angeles San Gabriel Mountains. Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), on the watershed divide between Mill Canyon and Moody Canyon 1371 Comment
  RSA230264  Galium johnstonii Robert F. Thorne 1969-7-2 38304 Los Angeles San Gabriel Mountains, Angeles National Forest: Angeles Crest Highway, 3.2 miles WSW of Cloudburst Summit. 1982 Comment
  LA50677  Galium nuttallii subsp. nuttallii Harlan Lewis; 1940-2-4 1049 Los Angeles Santa Monica Mountains, Cahuenga Pass, Mulholland Dr. near Cahuenga Blvd 457 Comment
  CATA1867  Galium parisiense Denise Kraus 2000-7-27 47 Los Angeles Santa Catalina Island: Wild Boar Gully, northern edge of inner Cercocarpus exclosure (across gully and above C. traskiae ""B"") 182 Comment
  UCR153956  Galium porrigens A. C. Sanders 2005-5-11 30154 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  JEPS52954  Galium porrigens var. porrigens Lauramay T. Dempster and G. L. Stebbins 1964-1-27 3982 Los Angeles Sepulveda Canyon 335 Comment
  UC1552012  Galvezia speciosa Lyman Benson 1952-5-2 15110 Los Angeles n-face Swain Canyon (Whites Landing); Santa Catalina Island 182 Comment
  CAS-BOT-BC235475  Gambelia speciosa Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-7 4196 Los Angeles San Clemente Island. Upper reaches of China Cyn, S end of island, W side Comment
  CATA1942  Gambelia speciosa Reid Moran 1941-2-23 602 Los Angeles Santa Catalina Island: Northwest of Johnson's Valley 9 Comment
  SBBG19183  Gambelia speciosa C. Burch 1963-12-8 Los Angeles first cyn S of Seal Cove Comment
  RSA656485  Gamochaeta pensylvanica Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 720 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. 518 Comment
  RSA585683  Garrya flavescens Tim S. Ross 1990-6-11 3331 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon. 1255 Comment
  RSA127432  Garrya veatchii H. J. Thompson 1959-2-20 1847 Los Angeles 2 mi. E of peak, along Saddle Peak Road 701 Comment
  UC450773  Garrya veatchii Fay A. MacFadden 1931-3-16 2940 Los Angeles Tuna Canyon; Verdugo Hills Comment
  RSA72148  Gayophytum decipiens F. W. Peirson 1919-6-14 796 Los Angeles San Gabriel Mts., Rock Creek. 1707 Comment
  RSA776489  Gayophytum decipiens LeRoy Gross, Jane Tirrell 2011-7-20 5522 Los Angeles Spring, along Angeles Crest Highway, north of Lily Spring. 2287 Comment
  RSA587200  Gayophytum decipiens Orlando Mistretta, Mark A. Elvin 1995-5-10 1687 A Los Angeles San Gabriel Mountains: Bare Mountain Canyon. Head of W. Fork. 1768 Comment
  UCR209872  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2008-7-16 9251 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  CAS-BOT-BC174976  Gayophytum heterozygum Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8136 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
  RSA573738  Gayophytum heterozygum Tim S. Ross 1992-7-17 6719 Los Angeles San Gabriel Mtns: Summit of Condor Peak. 1645 Comment
  UCD103282  Geranium bicknellii Mary H. Ward 1975-5-2 171 Los Angeles Pasadena. Comment
  JEPS61406  Geranium californicum unknown 1900-10-1 610 Los Angeles Clifton Comment
  SEINET4044526  Geranium carolinianum D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 167 Comment
  RSA0105052  Gilia Mitch Provance, Callen Huff 2009-4-28 10763 Los Angeles Tehachapi Mountains: Tejon Ranch, 1.2 mi N of Gorman, Bear Canyon, along Crane Canyon rd., about 1 mi S of Castaic Lake. 1220 Comment
  RSA0108834  Gilia R. G. Swinney 2010-5-21 12887 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  UCR198525  Gilia A. C. Sanders 2005-5-11 30160 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  RSA787205  Gilia abrotanifolia J. D. Olmsted 1962-4-30 405 -B Los Angeles 1960 Johnstone Peak burn, from West Fork of San Dimas Creek to Wolfskill Falls 457 Comment
  RSA0118838  Gilia aliquanta subsp. aliquanta A. C. Sanders, Mitch Provance, T. B. Salvato, Aaron Keller 2007-4-2 33346 Los Angeles West end of the Antelope Valley: hills north of Hwy 138, above corrals, c. 1.2 mi. airline NW of La Liebre Ranch. 960 Comment
  CAS-BOT-BC248285  Gilia angelensis Mark A. Elvin 2003-4-22 2529 Los Angeles Western Transverse Range: Newhall Ranch, bee site on open former oil well pad just east of Grapevine Mesa, S of Santa Clara River and Hwy 126, c. 4 mi. east of Ventura Co. line 314 Comment
  RSA470080  Gilia angelensis L. C. Wheeler 1934-3-10 2425 Los Angeles San Gabriel Mountains, near mouth of San Dimas Canyon. 441 Comment
  UC1211074  Gilia angelensis Huron H. Smith 1912-5-3 4913 Los Angeles Azusa 243 Comment
  RSA717370  Gilia capitata Scott D. White, Pam De Vries 2006-5-9 11386 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  RSA191137  Gilia capitata subsp. abrotanifolia R. F. Thorne, M. Z. Thorne 1967-6-25 37105 Los Angeles Evey Canyon 883 Comment
  RSA470232  Gilia capitata subsp. abrotanifolia Fay A. MacFadden 1931-3-29 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA470246  Gilia capitata subsp. abrotanifolia Geo L. Moxley 1915-5-8 318 Los Angeles Cota, near Long Beach. Comment
  RSA20212  Gilia capitata subsp. abrotanifolia Theodore Payne 1938-5-17 s.n. Los Angeles From seeds collected near Glendale 243 Comment
  RSA518983  Gilia capitata subsp. abrotanifolia Barbara Ertter, L. R. Heckard, Teresa Sholars, J. Hickman, et al. 1988-5-23 7475 Los Angeles Pine Canyon Rd along San Andreas fault on N side of San Gabriel Mts (Co Rd N2) Comment
  SEINET883640 Image available Gilia collina var. grantii G. B. Grant 1902-1 503 Los Angeles Mount Wilson. Comment
  LA206991  Gilia latiflora subsp. davyi Elizabeth Grant; 1937-5-8 sn Los Angeles Mint Canyon 1523 Comment
  RSA611352  Gilia latiflora subsp. davyi Steve Boyd 1998-4-1 10130 Los Angeles Mojave Desert: Western Antelope Valley, along 300th Street West, 1.5 miles north of Highway 138. 853 Comment
  UC52832  Gilia latiflora subsp. davyi H. M. Hall 1902-4-30 3045 Los Angeles near Llano (Antelope Valley); , near Llano Comment
  UCR177784  Gilia latiflora subsp. excellens LeRoy Gross 2005-4-28 2168 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  UCR222759  Gilia leptantha subsp. transversa R. G. Swinney 2009-5-12 10753 Los Angeles Transverse Range; San Gabriel Mtns., lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock 1088 Comment
  UCR66572  Gilia lottiae subsp. lottiae Thos. Craig, P. A. Munz 1933-5-13 12931 Los Angeles Mojave Desert, 10 miles south of Muroc Comment
  HSC80285  Gilia ochroleuca subsp. bizonata R. F. Thorne 1973-5-11 43561 Los Angeles San Gabriel Mtns., along Mt. Emma Rd., 1.9 mi. W of Little Rock Creek below the dam 1159 Comment
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May 30 2016
  UCR193441  Gilia ochroleuca subsp. bizonata R. G. Swinney 1999-6-5 7264 Los Angeles San Gabriel Mtns., ridge extending west from Big John Peak, above Big John Flat 1817 Comment
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May 3 2012
  RSA0016176  Gilia ochroleuca subsp. ochroleuca R. F. Thorne, C. W. Tilforth 1973-4-20 43015 Los Angeles San Gabriel Mountains, Mojave Desert slope: 1 mile N of Bob's Gap, 3.2 miles S of Llano, N slope of Holcomb Ridge. 1143 Comment
  SD124103  Gilia ochroleuca subsp. ochroleuca Robert F. Thorne, G. Wallace 1973-4-25 43365 Los Angeles 0.25 mile north of Bob's Gap, 3.5 miles south of Llano, north slope of Holcomb Ridge. 1157 Comment
  CAS-BOT-BC402078  Gilia ochroleuca subsp. vivida L. R. Abrams 1901-7-1 1898 Los Angeles Wilson's Peak Comment
  UCR272596  Gilia sinuata R. G. Swinney 2011-6-7 15040 Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  CATA2230  Glandularia pulchella Sara L. Crockett 1997-4-15 128 Los Angeles Santa Catalina Island: 356 Sumner Avenue 15 Comment
  RSA646277  Gnaphalium beneolens Orlando Mistretta 1992-9-14 804 Los Angeles San Gabriel Mountains: North Fork Saddle. Tujunga Ranger District. Comment
  RSA563491  Gnaphalium californicum Timothy S. Ross, Walter Appleby 1993-5-13 7124 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
  RSA613124  Gnaphalium californicum E. Hewgley, J. Gural 1997-4-27 19 Los Angeles Claremont, Bernard Field Station of the Claremont Colleges, NW corner of Mills Avenue and Foothill Blvd. 412 Comment
  RSA658721  Gnaphalium californicum Jami Liberi 1983-4-17 06 Los Angeles Across the street from the San Antonio Dam. 640 Comment
  RSA719744  Gnaphalium canescens subsp. beneolens R. G. Swinney 1996-8-7 5230 Los Angeles San Dimas Experimental Forest, southern third of west half of Brown's Flat. 1305 Comment
  UCR210498  Gnaphalium luteoalbum R. G. Swinney 2008-12-4 9953 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1.8 mi. north of Sierra Madre Ave., north of bike trail parking lot, along flowing aqueduct of water filtration plant 223 Comment
  LA32053  Gnaphalium palustre Peter H. Raven; Henry J. Thompson 1959-9-6 14392 Los Angeles Santa Monica Mountains, Malibu Creek, near mouth of Malibu Creek 12 Comment
  CAS-BOT-BC108967  Goodmania luteola R. C. Barneby 1954-5-7 11364 Los Angeles 1 mile north of Lancaster. 716 Comment
  RSA595531  Grayia spinosa L. C. Wheeler 1969-4-20 s.n. Los Angeles San Gabriel Mountains. Hunt Canyon ca. 1/4 mi. south of National Forest Boundary. 1127 Comment
  SEINET11835900  Grindelia camporum var. bracteosa J. F. Bright, Wyman, C. 1931-1 5467 Los Angeles near Pasadena Comment
  POM141  Guillenia lasiophylla Marjorie Shaw, Edna Spaulding, C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. Desert Flats 915 Comment
  UCR239606  Gutierrezia californica Dan S. Cooper 2012-3-19 312- 39 Los Angeles South Coast, Palos Verdes Peninsula, Three Sisters Reserve, north of Barkentine Rd. and of Palos Verdes Dr. South, near Sunshine Trail 117 Comment
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Apr 27 2016
  RSA41026  Gutierrezia sarothrae H. E. Hasse 1890-09 s.n. Los Angeles Santa Monica Mountains, Foothills. Comment
  UC126823  Gutierrezia sarothrae J. and H. W. Grinnell 1906-9-6 378 Los Angeles bank of Arroyo Seco (near Pasadena) Comment
  RSA704705  Hainardia cylindrica Gary D. Wallace, C. Black, D. Cohen, R. Lavenburg 1983-6-29 2086 Los Angeles Santa Catalina Island: Twin Harbors area Marine Station. Comment
  SD252280  Hazardia squarrosa var. squarrosa Steven A. Junak 1999-9-9 Sca 1078 Los Angeles Santa Catalina Island: E sie of ridge between Toyon Bay & Gallagher Cove. 98 Comment
  UCR198378  Hedera canariensis Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1355 Los Angeles Transverse Ranges; Verdugo Mountains, Whiting Woods Road, mouth of Henderson Canyon 396 Comment
  RSA674586  Hedypnois cretica Scott D. White 2000-5-6 7780 Los Angeles Puente Hills: City of Rowland Heights, 'Rancho Rincon de la Brea' near Bill Blevins Park. 213 Comment
  UCD132669  Hedypnois cretica Daryl Koutnik 1978-3-30 s.n. Los Angeles Northwest of intersection of Pacific Avenue and Culver Boulevard near base of Ballona Bluffs. 3 Comment
  RSA763509  Helianthus annuus R. G. Swinney 2008-11-30 9884 Los Angeles Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy 165 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
  UC1595206  Helianthus gracilentus Tim Ross and Peter Fritsch 1990-6-20 3659 Los Angeles ridgetop between W Fk San Gabriel River and Roberts Canyon (Rincon-Red Box Rd. (2N24)); San Gabriel Mountains 1255 Comment
  CAS-BOT-BC305686  Helianthus gracilentus Robert F. Thorne; C. W. Tilforth 1971-6-17 39935 Los Angeles 3.8 miles up LIttle Tujunga Rd. from Little Tujunga Forestry Station. San Gabriel Mountains, Angeles National Forest 609 Comment
  SBBG112827  Helminthotheca echioides S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-7-16 SCa 753 Los Angeles Little Harbor Cmpgrd 6 Comment
  UC163980  Hemizonella minima Geo. B. Grant 1906-6-17 543 a-6689 Los Angeles summit Mt. Wilson 1890 Comment
  RSA14721  Hemizonia australis C. B. Wolf 1934-8-16 6051 Los Angeles Bryant Ranch east of Long Beach. 4 Comment
  SEINET7884148 Image available Hemizonia fasciculata Muriel F. Wheeler 1938-1 893 Los Angeles at mouth of San Dunas Canyon (east approach), San Gabriel Mountains 400 Comment
  RSA726015  Herniaria hirsuta subsp. cinerea A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26147 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  LA34216  Hesperocnide tenella Peter H. Raven; 1959-5-3 14078 Los Angeles SANTA MONICA MOUNTAINS, 0.6 mi E of Coldwater Canyon on Mulholland Drive. 365 Comment
  CAS-BOT-BC135942  Hesperoyucca whipplei Geo. B. Grant Apr. 4 s.n. Los Angeles Laurel Canyon Comment
  RSA0110913  Hesperoyucca whipplei Richard G. Swinney 2011-6-7 15079 Los Angeles San Gabriel Mountains: summit of Mount Mooney, 0.4 air mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  SBBG125445  Heterocodon rariflorum A. Parikh, N. Gale 2010-6-16 3313 Los Angeles upper Big Tujunga Cyn, 0.3 km ENE of Shortcut Station, 0.7 km N of St Hwy 2, San Gabriel Mtns 1295 Comment
  SEINET10460651  Heterocodon rariflorum Thorne THORNE 138224 Los Angeles SAN GABRIEL MTNS 1600 Comment
  LA79141  Heteromeles arbutifolia L. J. Hutchinson; 1940-11-18 sn Los Angeles 243 Comment
  POM147512  Heteromeles arbutifolia Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  RSA449820  Heteromeles arbutifolia D. S. Krause 1939-07 s.n. Los Angeles La Canada Comment
  SDSU9052  Heteromeles arbutifolia R. M. Beauchamp 1967-1-29 159 Los Angeles Growing in ravine in impact area behind Pyramid Cove. San Clemente Island. Comment
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May 16 2008
  SFV21131  Heteromeles arbutifolia L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1035 Los Angeles Verdugo Mountains South side of Verdugo Mountains. West side of Brand Canyon just a short distance above the cemetery. Shady canyon site, next to stairs that go up to an old foundation. 307 Comment
  RSA0072472  Heteromeles arbutifolia Doris Bowers 1957-2-15 355 Los Angeles Dalton Canyon. 610 Comment
  SD112029  Heteromeles arbutifolia var. macrocarpa Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island, east slope Black Jack Mountain on Airport Road. Comment
  CAS-BOT-BC318864  Heterotheca grandiflora H. E. McMinn 1924-7-25 1331 Los Angeles Catalina Island Comment
  RSA0074078  Heterotheca grandiflora Steve Boyd, Lauren Raz 1996-9-24 8925 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
  RSA0074446  Heterotheca grandiflora A. E. Hersh 1950-7-9 s.n. Los Angeles Trolley Way and Navy, Ocean Park. 8 Comment
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Jan 24 2022
  UCR95536  Heterotheca grandiflora L. C. Wheeler 1966-9-21 8900 Los Angeles San Gabriel Mtns., North Fork San Gabriel River, 1/4 mi west of intersection of main road with road to upper Bichota Cyn. 930 Comment
  RSA0074418  Heterotheca grandiflora M. B. Dunkle 1928-10-7 2014 Los Angeles Santa Catalina Island. Descanso Canyon. 244 Comment
  CAS-BOT-BC310835  Heterotheca sessiliflora subsp. fastigiata Timothy S. Ross; Steve Boyd 1994-9-21 8287 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
  UC1713156  Heuchera elegans I. Johnston 1917-6-20 1733 Los Angeles Baldy (U.S.F.S) Lookout Baldy Lookout; San Antonio Mountains 1828 Comment
  UCR51322  Hibbertia scandens A. C. Sanders 1988-5-18 7819 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  RSA733225  Hieracium argutum R. G. Swinney 1998-8-17 6766 Los Angeles Upper Coldwater Canyon at NE end of Heaton Flat Trail 1244 Comment
  UC306194  Hieracium argutum I. M. Johnston 1918-8-25 2129 Los Angeles shaded cliff in Evey Canyon (San Antonio Mountains); , Evey Canyon 914 Comment
  CAS-BOT-BC319774  Hieracium argutum A. J. McC 1892-9-1 115 Los Angeles Near Pasadena Comment
  RSA725854  Hoffmannseggia glauca R. E. Riefner 2006-7-8 06 -295 Los Angeles Southern Coast: Long Beach, Studebaker Rd. at 22 Freeway11S -0397935E, 3737465N 6 Comment
  CAS-BOT-BC149956  Holodiscus discolor var. discolor Alice Eastwood 1917-7-20 6464 Los Angeles Santa Catalina Island Comment
  RSA639888  Holodiscus microphyllus Louis 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
  UCR150387  Holodiscus microphyllus var. microphyllus L. C. Wheeler 1970-7-26 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Mount Hawkins 2470 Comment
  POM352437  Hordeum brachyantherum H. L. Bauer 1929-4-15 s.n. Los Angeles Long Beach Comment
  RSA251486  Hordeum intercedens R. F. Thorne 1973-4-12 42951 Los Angeles San Clemente Island: Pyramid Cove at S end of island. 3 Comment
  SD252252  Hordeum intercedens Steven A. Junak 1999-5-20 Sca 954 Los Angeles Santa Catalina Island: Cottonwood-Black Jack Road, plant stop. 305 Comment
  CDA2188  Hordeum marinum subsp. gussoneanum L. C. Wheeler 1967-5-18 9662 Los Angeles Placerita Canyon, San Gabriel Mountains. Comment
  CAS-BOT-BC289332  Hordeum murinum subsp. glaucum Marcus E. Jones 1882-5-1 3562 Los Angeles Los Angeles Comment
  RSA230385  Hordeum murinum subsp. glaucum R. F. Thorne, M. Z. Thorne 1969-7-10 38385 Los Angeles San Gabriel Mts., Angeles National Forest: Wet margin of Jackson Lake. 1860 Comment
  RSA669298  Hordeum murinum subsp. glaucum LeRoy Gross, John Gross, Johnny Gross, Matthew Gross 2002-4-27 532 -a Los Angeles Valley Forge Campgroud, in the West Fork of the San Gabriel river. 1057 Comment
  RSA706633  Hordeum murinum subsp. glaucum L. M. Prince, N. Refulio 2002-3-25 02 -274 Los Angeles Claremont. Vacant lot behind gas station on Claremont Ave. just north of Foothill Blvd. 400 Comment
  RSA233542  Hordeum murinum subsp. leporinum R. F. Thorne 1972-6-29 42098 Los Angeles Angeles National Forest: WNW end of Jackson Lake (sag-pond on San Andreas Fault), c. 1 1/2 mile WNW of Big Pines 1909 Comment
  RSA639099  Hordeum murinum subsp. leporinum L. C. Wheeler 1967-5-15 9567 Los Angeles Ridge immediately east of Fremont Pass. 579 Comment
  RSA654300  Hordeum murinum subsp. leporinum Monica Acosta 1998-5-26 34 Los Angeles Parking lot J at California State Polytechnic University(Cal Poly Pomona) 226 Comment
  UCR189741  Hordeum vulgare R. G. Swinney 1998-7-10 6384 Los Angeles San Gabriel Mtns., SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2 2250 Comment
  LA33815  Horkelia cuneata subsp. cuneata Peter H. Raven; 1959-4-18 13998 Los Angeles SANTA MONICA MOUNTAINS, Pt. Dume, behind point. 24 Comment
  CAS-BOT-BC532298  Horkelia cuneata var. puberula C. F. Baker 1904-4-20 4760 Los Angeles Pacific Coast, Claremont Comment
  POM35148  Horkelia rydbergii F. W. Peirson 1921-6-16 2448 Los Angeles Pine Flats. 1524 Comment
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Jul 29 2016
  SD65467  Horkelia rydbergii Reid Moran 1967-7-22 14087 Los Angeles canyon south of Chilao, San Gabriel Mountains 1550 Comment
  SD52135  Hosackia crassifolia var. crassifolia A. Davidson 1893-1 2201 Los Angeles Rock Creek Comment
  UCSB26719  Hulsea heterochroma Wilken, Dieter 1969-7-3 Los Angeles Ridge west of Soldier Creek, along California State Highway 39, about 1 mile west of junction to Crystal Lake, San Gabriel Mtns. 1828 Comment
  UCR271231  Hulsea vestita subsp. gabrielensis R. G. Swinney 2011-6-14 15116 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  RSA763152  Hymenoclea salsola Justin M. Wood 2010-5-10 1646 Los Angeles Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  SEINET12221310  Hymenosporum flavum W. F. Wight 1907-1 1683 Los Angeles Los Angeles, Elysian Park Comment
  RSA0098834  Hypochaeris glabra R. G. Swinney 2011-4-26 14474 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 378 Comment
  UC651201 Image available Hyptis emoryi I. L. Wiggins 1935-2-20 7682 Los Angeles Wash 3 mi. from Los Angeles Bay. Comment
  SBBG13809  Isocoma menziesii M. A. Piehl 1962-10-3 62509 Los Angeles Ironwood Gully Comment
  UC625156  Isomeris arborea F. R. Fosberg 1931-3-26 S 4398 Los Angeles Hamilton Canyon; Santa Catalina Island 5 Comment
  UC729499  Jaumea carnosa Carl B. Wolf 1932-9-16 4099 Los Angeles 100-150 ft w State Highway (at extreme se corner of Pacific Western Oil. Co. lease); Bryant Ranch 1 Comment
  RSA0011187  Juglans californica Raymond J. Dobbs 1924-4-3 3016 Los Angeles Griffith Park Comment
  LA200582  Juglans californica var. californica Jonathan Sauer; D. Bradbury, et. al. 1969-6-4 4579 Los Angeles SANTA MONICA MOUNTAINS, Rustic Canyon, lower, Pacific Palisades, edge of Annona orchard. 76 Comment
  CAS-BOT-BC102332  Juglans regia Steve Boyd; Orlando Mistretta 1993-6-10 8185 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the 914 Comment
  LA19855  Juncus acutus subsp. leopoldii John Thomas Howell; 1927-6-30 2623 Los Angeles near Long Beach Comment
  UCR255499  Juncus balticus Dan S. Cooper 2014-6-26 614- 37 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, lower Brush Canyon 194 Comment
  RSA368161  Juncus bufonius Carl B. Wolf 1932-5-12 3608 Los Angeles Middle Ranch Canyon, near bridge on lower road to Isthmus, Santa Catalina Island 30 Comment
  UCR204034  Juncus bufonius R. G. Swinney 2001-9-16 8158 Los Angeles San Gabriel Mountains, 100 m east of Little Jimmy Spring Canyon, south Fork, south of Hwy 2, 0.6 mi due east of Mt. Islip and c. 2 mi north of Crystal Lake 2207 Comment
  JEPS45910  Juncus ensifolius Victor Duran 1933-7-25 3531 Los Angeles Buckhorn San Gabriel Mts. 1981 Comment
  RSA733589  Juncus macrophyllus R. G. Swinney 1998-7-24 6556 Los Angeles San Gabriel Mtns.: Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2200 Comment
  UCD141713  Juncus macrophyllus Henry J. Thompson 1959-5-31 2059 Los Angeles just east of junction of Latigo Canyon Road with Mulholland Highway. Santa Monica Mountains. 518 Comment
  RSA729708  Juncus mexicanus R. G. Swinney 1999-6-18 7330 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
  RSA536050  Juncus patens Timothy S. Ross 1991-5-21 5405 Los Angeles San Clemente Island, E fork of Box Canyon near junction with westerly fork 451 Comment
  UCR210247  Juncus rugulosus R. G. Swinney 2008-8-14 9433 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek at South Fork Campground Spring 1402 Comment
  SEINET3881615  Juncus sphaerocarpus Louis C. Wheeler 1961-6-9 7844 Los Angeles San Gabriel Mountains. Mouth of Alder Creek, off Big Tujunga Canyon.; 0 1052 Comment
  UCR280581  Juncus textilis R. G. Swinney 2014-5-13 16478 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
  JEPS67131  Juncus xiphioides J. H. Barber 1898-8-5 Los Angeles Malibu Canyon Comment
  POM183613  Juncus xiphioides Joseph A. Ewan 1929-8-17 3450 Los Angeles Trancas Canyon, near Point Dume. Santa Monica Mountains. Comment
  UCR3151  Juniperus californica Frank C. Vasek 1964-6-5 640605- 01 Los Angeles Mojave Desert/San Gabriel Mtns., 1 mi NW of the San Bernardino Co. line on State Hwy 138 1171 Comment
  SDSU2156  Justicia brandegeana Gerald Collier 1951-5-21 706 Los Angeles 3634 N. Muscatel Ave., Rosemead. About 10 miles east of L.A. Comment
  CAS-BOT-BC235751  Keckiella cordifolia Tim Ross; Orlando Mistretta 1993-5-27 7320 Los Angeles W end of the San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon 841 Comment
  POM158296  Keckiella cordifolia M. B. Dunkle 1928-3-11 1732 Los Angeles Santa Catalina Island. Upper Canyon slopes, Grand Canyon. Comment
  RSA752579  Keckiella cordifolia Justin M. Wood 2009-6-8 859 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  SD21267  Keckiella cordifolia Norman E. Bilderback 1938-4-23 Los Angeles Catalina Harbor Comment
  UC729598  Keckiella cordifolia Carl B. Wolf 1932-5-9 Los Angeles Pebbly Beach Canyon Santa Catalina Island (about halfway to Mexican Houses) 60 Comment
  UCR131410  Keckiella cordifolia Alison Lipman 1998-6-11 s.n. Los Angeles South Coastal Plains Region, George F Canyon, Palos Verdes Peninsula 305 Comment
  CAS-BOT-BC246113  Keckiella ternata var. ternata C. F. Baker 1903-5-1 5067 Los Angeles Claremont Comment
  CAS-BOT-BC176830  Kochia californica Ernest C. Twisselmann 1970-10-17 17552 Los Angeles Antelope Valley: Avenue C 0.6 mile east of (old) Highway 14 (wastelands at the west shore of Rosamond Dry Lake) 716 Comment
  UCR223469  Koeleria macrantha R. G. Swinney 2009-5-28 10927 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UCR223700  Koeleria macrantha R. G. Swinney 2009-6-24 11244 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  UCR252744  Koelreuteria bipinnata R. G. Swinney 2010-9-1 13647 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  UCR222744  Krascheninnikovia lanata R. G. Swinney 2009-4-29 10606 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  SEINET7585557 Image available Kyllinga brevifolia G. L. Skutt s.n. Los Angeles Pasadena. Comment
  RSA443520  Lactuca serriola A. C. Sanders 1987-9-18 7360 Los Angeles El Segundo Dune, W of Los Angeles International Airport and Pershing Dr. 38 Comment
  RSA250523  Lactuca serriola R. F. Thorne, John Dourley 1967-10-10 37333 Los Angeles Angeles National Forest: Jackson Lake, W end of lake. 1867 Comment
  CAS-BOT-BC341488  Lagophylla ramosissima Le Roy Abrams; E. A. McGregor 1908-6-18 315 Los Angeles Gorman Station, Antelope Valley Comment
  RSA92186  Lagophylla ramosissima F. W. Peirson 1358 Los Angeles Montana St. Pasadena Comment
  UC120555  Lamarckia aurea T. S. Brandegee May 1890 Los Angeles Santa Catalina Island Comment
  UCSB400  Lamarckia aurea Kraebel, C. 1932-6-20 Los Angeles San Dimas SRE plots 303-304 (denuded) Comment
  SEINET10828054  Lamarckia aurea Cyrus G. Pringle 1882-3-31 Pringle s.n. Los Angeles Comment
  RSA595875  Lamium amplexicaule Tim S. Ross, Victor W. Steinmann 1995-5-8 8544 Los Angeles Bouquet Canyon: along Bouquet Canyon Road near Bouquet Campground No. 3. 735 Comment
  RSA674536  Lantana montevidensis LeRoy Gross 2003-2-22 745 Los Angeles South side; A short distance up mouth of Brand Canyon, west next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  RSA250604  Larrea tridentata Robert F. Thorne, Arthur C. Gibson, J. P. Simpson, D. J. McGillivray 1970-4-17 39495 Los Angeles Mojave Desert: Ca. 3 mi. S of Hwy. 138 on Grandview Canyon road, ca. 9 mi. ESE of Pearblossom 1280 Comment
  SEINET10479881  Lastarriaea coriacea LeRoy R. Abrams Abrams 1218 Los Angeles Santa Monica Mountains Comment
  CHSC14023  Lasthenia californica L. M. Mayer; I. J. Mayer 1974-4-10 160 Los Angeles On n side of Bouquet Canyon Rd. ca. 4 1/2 mi e of its intersection with Sierra Pelona Rd. Comment
  HSC46445  Lasthenia californica M. B. Dunkle 1940-3-17 7401 Los Angeles N ridge, Santa Barbara Island Comment
  SEINET2053250 Image available Lasthenia californica Steve Myers, Ed LaRue 1989-3-21 Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct. San Andreas rift zone bisects the site. 883 Comment
  CAS-BOT-BC352909  Lasthenia coronaria Alice Eastwood 1906-5-27 270 Los Angeles Roscoe Comment
  RSA151014  Lasthenia glabrata subsp. coulteri Peter H. Raven 1962-3-27 17003 Los Angeles Northeast end of Bixby Slough north of Wilmington. Comment
  POM361484  Lasthenia gracilis F. R. Fosberg 1931-5-4 4753 Los Angeles Middle Ranch Canyon, mouth Santa Catalina Island 3 Comment
  UC30431  Lasthenia gracilis J. H. Barber 1897-3-21 76 Los Angeles Soldier's Home Comment
  UCR127899  Lasthenia gracilis A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26104 Los Angeles Western San Gabriel Mtns., Newhall Ranch, Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon 457 Comment
  UCSB24356  Lasthenia gracilis Raven, Peter 1962-4-10 Los Angeles South of Wilson Cove, San Clemente Island 91 Comment
  UCSB3121  Lathyrus vestitus Beach, Kay 1943-2-9 Los Angeles San Dimas Exp. Forest; Monroe Canyon, 2100 ft. contour trail near gage 459 Comment
  RSA670365  Lathyrus vestitus subsp. laetiflorus B. C. Templeton, I. W. Clokey 1930-4-2 1436 Los Angeles Mulholland Dr., Northwest of Hollywood. Santa Monica Mountains. Comment
  UC15373  Lathyrus vestitus subsp. laevicarpus State Survey 1800-1 199 Los Angeles near San Fernando Comment
  UCR256600  Lathyrus vestitus var. vestitus Anuja Parikh, Nathan Gale 2011-7-3 3531 Los Angeles Transverse Ranage; San Gabriel Mountains, along road to Barley Flats, 2.9 km west of Shortcut Station, 1.3 km north of State Hwy 2, Angeles Crest Hwy 1597 Comment
  SFV16354  Lavatera assurgentiflora subsp. glabra P. M. Schiffman, R. van de Hoek 1996-7-29 s. n. Los Angeles California Channel Islands Santa Catalina Island. Bird Rock near Isthmus Harbor. Bird guano covered rock just off shore. Bird Rock #1. 1 Comment
  CAS-BOT-BC321512  Layia glandulosa Carl B. Wolf 1937-4-28 8519 Los Angeles Western Mojave Desert. Antelope Valley, 4.5 mi S of Lancaster. Comment
  CAS-BOT-BC321537  Layia glandulosa Timothy S. Ross 1994-5-31 7973 Los Angeles San Gabriel Mountains. Pacifico Mountain: ridgetop 660 m WNW of the 7124-fot summit. 2081 Comment
  UCR258764  Layia platyglossa R. G. Swinney 2010-6-1 13129 Los Angeles San Gabriel Mountains, lower Carson Mesa, 0.4 miles east of Angeles Forest Hwy., 0.4 miles NNE of Vincent 994 Comment
  RSA158212  Layia platyglossa subsp. campestris Peter H. Raven 1962-5-9 17662 Los Angeles Canyon south of Mosquito Cove, San Clemente Island 320 Comment
  UCR178903  Lemna minima R. G. Swinney 1989-5-22 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park, Big Dalton Canyon, Big Dalton Debris basin 366 Comment
  RSA409634  Lepechinia calycina var. wallacei Samuel R. Tyson 1942-6-26 s.n. Los Angeles San Dimas Canyon. 823 Comment
  LA82029  Lepechinia fragrans Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SBBG71595  Lepechinia fragrans J. A. Ewan 1929-7-1 Los Angeles near stream, Switzer's Camp 914 Comment
  UC1926634 Image available Lepechinia rossii Steve Boyd, Tammy Morgan 2004-5-11 11169 Los Angeles Los Angeles County: Transverse Ranges: Liebre Mountains Region: Head of Ruby Canyon on northern flank of Red Mountain, between Elizabeth Lake and San Francisquito canyons. 305 Comment
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Aug 19 2010
  UCR198289  Lepechinia rossii LeRoy Gross, V. Arvizu, B. Hogshead 2005-5-24 2311 Los Angeles Transverse Ranges; Liebre Mountains, Ruby Cleaarwater Truck Trail, south of Ruby Canyon, north of Red Mountain 788 Comment
  JEPS53632  Lepidium flavum W. L. Jepson 1935-4-17 17033 Los Angeles Lancaster, w Mohave Desert Mohave Desert 716 Comment
  UCSB18662  Lepidium fremontii Meisenbach, C. 1963-5-3 Los Angeles State Highway 138; 1.7 miles southeast of Victorville junction; west of Pearblossom 1066 Comment
  RSA68340  Lepidium lasiocarpum F. W. Peirson 1923-4-8 3448 Los Angeles Wilsons Cove, San Clemente Island. Comment
  CAS-BOT-BC12469  Lepidium nitidum Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Island. Comment
  CATA3308  Lepidium nitidum Amy Catalano, Jen Dreizehn 2017-3-23 025 Los Angeles Santa Catalina Island: Toyon Junction, near red bench under pine trees at northeast edge of reservoir 364 Comment
  RSA158339  Lepidium nitidum P. H. Raven 1962-4-10 17197 Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  RSA597533  Lepidium strictum L. C. Wheeler 1957-5-17 7268 Los Angeles Pasadena. Northwest corner Cal Tech campus, San Pasqual and North Wilson Avenue. Comment
  UCR190934  Lepidium virginicum R. G. Swinney 1998-8-6 6696 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, at cliff seep c. 100 m below Falls Gulch 1000 Comment
  POM346620  Lepidium virginicum var. pubescens Barry Burnell 1969-5-22 138 Los Angeles San Antonio Canyon just below the narrows below Camp Baldy. San Antonio Creek Drainage Area. 1067 Comment
  RSA0013599  Lepidium virginicum var. virginicum Orlando Mistretta, Christine Mistretta 2011-6-23 5751 Los Angeles Vicinity of Mt. Gleason. Former Los Angeles County Fire Camp 1.3 air miles E of Mt. Gleason summit. Area burned in Station Fire (2009). 1680 Comment
  RSA629722  Lepidium virginicum var. virginicum L. C. Wheeler 1947-3-23 6460 Los Angeles San Gabriel Mountians; Kinneloa Canyon. Comment
  UC449654  Lepidospartum squamatum Geo. B. Grant 1906-9-14 677 -7184 Los Angeles Pasadena Comment
  UCR210540  Leptochloa R. G. Swinney 2008-12-4 9939 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  RSA606942  Leptochloa fusca subsp. fascicularis L. C. Wheeler 1946-9-1 6331 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 1/4 mile westerly from confluence with North Fork. Comment
  UCR259556  Leptodactylon pungens R. G. Swinney 2010-9-7 13693 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA0106736  Leptosiphon breviculus R. G. Swinney 2011-5-19 14767 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
  RSA72997  Leptosiphon breviculus F. W. Peirson 1923-5-26 3543 Los Angeles Rock Creek. 1296 Comment
  RSA191187  Leptosiphon breviculus R. F. Thorne, M. Z. Thorne 1967-7-19 37174 Los Angeles Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area. 1981 Comment
  UCSB29285  Leptosiphon parviflorus Blakley, E. 1958-5-3 Los Angeles Piru Creek and Highway U.S. 99 north of Castaic Comment
  SEINET4044456 Image available Lessingia filaginifolia D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 137 Comment
  UCR117568  Lessingia filaginifolia A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23270 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 915 Comment
  UCR128155  Lessingia filaginifolia Mark A. Elvin, Cathleen Weigand 2003-5-22 2905 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  UCR92673  Lessingia filaginifolia Scott D. White 1996-3-18 3837 Los Angeles Marina del Rey area, Ballona Creek, floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd. 30 Comment
  UCR143341  Lessingia filaginifolia var. filaginifolia P. A. Munz 1947-9-18 12135 Los Angeles Transverse Range, Mint Canyon Public Camp, NE of Saugus 762 Comment
  SBBG63045  Lessingia glandulifera var. glandulifera R. Hoffmann 1929-5-20 Los Angeles W Mojave Desert Comment
  UCR99514  Lessingia glandulifera var. peirsonii Steve Boyd, Lauren Raz 1996-10-14 9093 Los Angeles Libre Mountains, extreme northwestern corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road 991 Comment
  POM798  Lewisia rediviva I. M. Johnston 1917-7-4 1470 Los Angeles San Antonio Mountains: south slope of Baldy 2744 Comment
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Jan 23 2011
  UCD64301  Leymus condensatus Daryl Koutnik 1978-6-3 s. n. Los Angeles Dry Canyon - Cold Creek Road between Mulholland Highway and Old Topanga Canyon Road. 304 Comment
  RSA702834  Ligustrum Scott D. White 2004-4-23 10235 Los Angeles City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
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Sep 3 2019
  CAS-BOT-BC130570  Lilium humboldtii Timothy S. Ross; Steve Boyd 1995-6-28 8620 Los Angeles Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 737 Comment
  RSA68709  Lilium parryi Frank W. Peirson 1921-7-17 2515 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains. 2134 Comment
  UCR192856  Lilium parryi R. G. Swinney 1998-7-14 6423 Los Angeles San Gabriel Mtns., Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine 2195 Comment
  UCR127162  Linanthus androsaceus A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26268 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, near Angeles National Forest boundary, c. 0.6 mi. due west of confluence of Bitter and Charlie Canyons 442 Comment
  UC1871351  Linanthus aureus subsp. aureus T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5024 Los Angeles Transverse Ranges; San Gabriel Mountains region; 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash; Acton USGS 7.5' Quadrangle; T4N R13W, N/2 NE/4 NE/4 S1; elev. 2760-2880 ft. Comment
  JEPS22746  Linanthus breviculus Rimo Bacigalupi with Reino Alava 1958-7-20 6398 Los Angeles close Angeles Crest Highway (State Highway 2) (Charlton Flat); San Gabriel Mountains, Angeles National Forest 1623 Comment
  UCR46108  Linanthus breviculus 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
  RSA584693  Linanthus californicus T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2975 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
  RSA763522  Linanthus californicus Doris Bowers 1957-5-5 251 Los Angeles San Gabriel Canyon 915 Comment
  UC125998  Linanthus dianthiflorus C. F. Baker 1904-3-18 4062 Los Angeles Claremont Comment
  RSA515177  Linanthus dichotomus subsp. dichotomus Steve Boyd, Orlando Mistretta 1986-3-31 1570 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  RSA598139  Linanthus dichotomus subsp. dichotomus V. W. Steinmann, T. S. Ross 1995-5-8 670 Los Angeles Liebre Mountains, slopes between Leona Valley and Lost Valley 1100 Comment
  SBBG126917  Linanthus parryae A. Parikh, N. Gale 2010-6-2 3248 Los Angeles 3.9 km W of St Hwy 14, 2.1 km SW of California Aqueduct, under power lines; Sierra Pelona, Liebre Mtns 1130 Comment
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Jul 7 2015
  POM142562  Lithophragma affine C. F. Baker 1903-5-2 4754 Los Angeles Hills near Claremont. Comment
  RSA468214  Lithophragma affine subsp. mixtum Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon. 350 Comment
  SBBG119064  Lobelia dunnii S. D. White 2004-7-28 10658 Los Angeles Clear Crk area, "The Pines" picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jct with Angeles Crest Hwy (Condor Pk: T2N R12W S8) 976 Comment
  UCR190096  Lobelia dunnii R. G. Swinney 1998-7-30 6588 Los Angeles San Gabriel Mtns., lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  SBBG17762  Logfia arizonica P. H. Raven 1962-5-9 17671 Los Angeles near head of cyn at S end of Mosquito Cove 320 Comment
  UC1587216  Logfia arizonica Tim Ross, Orlando Mistretta, Mike Hammit 1991-5-20 5326 Los Angeles terrace flats between Box Canyon and Horse Canyon; west side San Clemente Island 484 Comment
  UCR94700  Logfia depressa A. C. Sanders, E. J. Lott 1993-5-6 13982 Los Angeles Western Mojave Desert, SW edge of Rosamond Dry Lake, near east end of Ave 'C,' just west of Piute Ponds and east of Sierra Hwy, at edge of Edwards AFB 700 Comment
  UCR273175  Logfia filaginoides R. G. Swinney 2011-5-6 14606 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
  SD68987  Logfia filaginoides Peter H. Raven 1962-4-10 17208 A Los Angeles San Clemente Island; at the summit of Thirst. 580 Comment
  UCR104212  Lolium perenne Scott D. White 1997-5-21 5199 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, parallel to Hwy 39, along unnamed dirt access road to gauging station below Morris Dam 290 Comment
  UCR210015  Lolium perenne R. G. Swinney 2008-12-2 9913 Los Angeles San Gabriel Mtns., mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 177 Comment
  RSA452132  Lomatium lucidum Gale Sphon 1959-5-8 331 Los Angeles About 3.5 miles northeast of Soladad Canyon turnoff on Highway 6, Mint Canyon Comment
  RSA97337  Lomatium lucidum F. W. Peirson 1925-4-23 5783 Los Angeles Forks of San Gabriel River. 534 Comment
  UC1619327  Lomatium lucidum Timothy S. Ross, Steve Boyd 1990-5-15 2538 Los Angeles Yerba Buena Ridge, peripheral ridge N from Yerba Buena Road dividing tributaries of Oak Spring Canyon (W) and Boulder Canyon (N) San Gabriel Mountains, Angeles National Forest, Tujunga Rang 914 Comment
  UC398767  Lomatium macrocarpum Katharine Brandegee 1916-1 Los Angeles Santa Catalina Isl. Comment
  UC1605191  Lomatium mohavense Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-29 4813 Los Angeles s.e. Acton (n.-n.e. of Ravenna, Parker Mt. and ridge to s.w.); Liebre Mts., Acton Quad., Parker Mt. 1118 Comment
  SBBG59742  Lomatium utriculatum R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  UCR176945  Lomatium utriculatum Scott D. White, S. Leatherman, D. E. Bramlet, A. Oneal, Weena Sangkatavat 2001-4-24 8415 Los Angeles Southwestern Liebre Mtns, Grasshopper Canyon area near Castaic Lake 701 Comment
  RSA209538  Lomatium vaginatum C. W. Tilforth 1969-4-15 181 Los Angeles Between Whittier & West Covina along Colima Ave just n. of Punta del Este Rd. Comment
  RSA452146  Lomatium vaginatum L. C. Wheeler 1934-4-15 2524 Los Angeles San Gabriel Mountains: Liveoak Canyon. 488 Comment
  RSA452153  Lomatium vaginatum Anstruther Davidson 1890-04 s.n. Los Angeles [no locality information provided] Comment
  CATA1146  Lonicera hispidula Mark L. Hoefs 1995-5-23 2137 Los Angeles Santa Catalina Island: Upper Middle Canyon 225 Comment
  POM243775  Lonicera hispidula var. vacillans F. R. Fosberg 1931-4-8 S- 4518 Los Angeles Santa Catalina Island; Avalon Valley 60 Comment
  RSA583075  Lonicera hispidula var. vacillans T. S. Ross 1993-4-22 6911 Los Angeles Santa Catalina Island: SW part of the island in Bullrush canyon; near dogleg. 236 Comment
  CAS-BOT-BC240745  Lonicera interrupta A. D. E. Elmer 1902-6-1 3694 Los Angeles Acton, Mt. Gleason Comment
  RSA0019762  Lonicera subspicata var. denudata Orlando Mistretta, Christine Mistretta 2011-7-5 5899 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1254 Comment
  SBBG69620  Lonicera subspicata var. denudata R. Hoffmann 1931-5-3 Los Angeles lower Bouquet Cyn Comment
  RSA406756  Lotus argophyllus subsp. ornithopus Albert J. Perkins 1919-4-20 s.n. Los Angeles Catalina Island, road to summit. Comment
  RSA225670  Lotus argophyllus var. argophyllus R. F. Thorne 1971-5-22 39722 Los Angeles Fish Canyon. Comment
  UCR179685  Lotus crassifolius R. G. Swinney, Dave Larson 1996-8-7 5243 Los Angeles Eastern San Gabriel Mountains., San Dimas Experimental Forest, head of Dry Lake Canyon at 'Dry Lake,' site of CCC camp in 1930s = Browns Flat 1524 Comment
  POM16979  Lotus crassifolius C. F. Baker 1909-1 s.n. Los Angeles Claremont. Comment
  RSA724422  Lotus grandiflorus K. Dobry 1993-1-25 d- 1145 Los Angeles Santa Monica Mts. off Saddle Peak Rd So. of Hondo Cyn Comment
  RSA406167  Lotus heermannii var. heermannii F. R. Fosberg 1931-8-10 S 5636 Los Angeles Crystal Lake, Pine Flats, first camp N Fork San Gabriel Canyon 488 Comment
  RSA669287  Lotus micranthus LeRoy Gross, Naomi Fraga 2002-5-16 542 Los Angeles (Angeles National Forest road survey of 2002) Van Tassel road a short distance southeast of White Saddle. 976 Comment
  RSA0098369  Lotus nevadensis R. G. Swinney 2011-6-6 14998 Los Angeles San Gabriel Mountains: Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  SEINET6655547  Lotus nevadensis Victor Duran 1933-7-24 3529 Los Angeles Buckhorn, San Gabriel Mountains.; 0 1981 Comment
  RSA621881  Lotus oblongifolius var. oblongifolius R. S. Woglum 1939-7-17 836 Los Angeles Transverse Ranges: Soldier Creek; San Gabriel Mountains; Angeles National Forest. Comment
  RSA656435  Lotus salsuginosus var. salsuginosus Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 697 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. 579 Comment
  UCR131372  Lotus salsuginosus var. salsuginosus Jeremiah George 2001-5-29 5 Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Ocean Trails development, between Palos Verdes Dr. South and the ocean 3 Comment
  UCR100614  Lotus scoparius B. G. Pitzer 1996-5-5 2868 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA0116316  Lotus scoparius var. scoparius A. C. Sanders 2006-5-16 32349 Los Angeles Tehachapi Mtns. Foothills: off Gorman Post Rd. near the Bailey Substation, c. 1 mile west of Quail Lake. 1015 Comment
  RSA647855  Lotus scoparius var. scoparius LeRoy Gross, Laura Moore 2000-6-5 202 Los Angeles Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview & Mountain, Glendale. 274 Comment
  RSA406301  Lotus strigosus L. C. Wheeler 1934-3-24 2474 Los Angeles Liveoak Canyon, San Gabriel Mts. 487 Comment
  RSA660211  Lotus strigosus Yvonne Rasmussen, Deborah Rasmussen 1984-5-5 36 Los Angeles 5.0 miles past the Pasadena city limits, a pull off on the left side of road as one is going up mountain. Comment
  UC56414  Lotus strigosus Ernest Braunton Mar 1903 835 Los Angeles Elysian Park Comment
  UCR205739  Lotus strigosus A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36987 Los Angeles San Gabriel Valley, San Gabriel River channel between Lower Azusa Rd. and the I-605 crossing, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 110 Comment
  RSA592212  Lotus wrangelianus L. C. Wheeler 1967-5-12 9457 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  UCR209913  Lupinus R. G. Swinney 2008-7-25 9306 Los Angeles San Gabriel Mtns., Twin Peaks, East Peak 2366 Comment
  UC865542  Lupinus I. W. Clokey and B. C. Templeton 1930-4-8 4716 Los Angeles one mi n Elizabeth Lake; n of Elizabeth Lake Comment
  UC1129263  Lupinus albifrons A. D. Gifford 1934-4-23 141 Los Angeles 1 1/8 mi ne Cornell; Triunfo Pass Quadrangle Comment
  SEINET10488428  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at ranchos santa ana botanical Garden. Hybridization by d.b.dunn. Rsa# 6450 x 8292(4) Comment
  SBBG98669  Lupinus bicolor T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5171 Los Angeles 1100 ft SSW of Twin Dams, 1450 ft NNW of Boulder marker (1859) 490 Comment
  UCSB3275  Lupinus bicolor Sage, Paul 1958-5-5 Los Angeles Off State 138 at a point 0.4 mi. E of its junction with U.S. 49 1219 Comment
  CAS-BOT-BC187872  Lupinus chamissonis I. Johnston 1917-6-10 1338 Los Angeles Playa del Ray Comment
  RSA407131  Lupinus chamissonis E. S. Spalding 1931-7-31 s.n. Los Angeles Between Manhattan and Hermosa Beaches. Comment
  SEINET10970250  Lupinus densiflorus Robert F. Thorne 1973-5-11 Thorne 43501 Los Angeles Near mouth of Big Rock Creek Canyon, on dry roadbanks. 1204 Comment
  POM307957  Lupinus excubitus var. austromontanus Lyman D. Benson 1963-5-3 16257 Los Angeles Tejon Ranch, 1 mile east of State 138 and US99 near Gorman, Tehachapi Mt Range. 1220 Comment
  POM222230  Lupinus excubitus var. hallii L. C. Wheeler 1936-6-8 4126 Los Angeles San Gabriel Mountains: Bell-San Dimas Canyon divide 960 Comment
  RSA598255  Lupinus excubitus var. hallii R. G. Swinney 1989-11-24 1494 Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon area. Big Dalton Debris Basin. 365 Comment
  SEINET10485305  Lupinus excubitus var. hallii David B. Dunn 1956-1 Dunn RSA# 8292 x 6456(2) Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. 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 no. Seeds from open field pollen vector. Comment
  SEINET12154517  Lupinus excubitus var. hallii Unknown 1933-1 8339 Los Angeles Boquet Canyon Comment
  CAS-BOT-BC216537  Lupinus excubitus var. johnstonii Joseph Andorfer Ewan 1932-5-29 7184 Los Angeles Summit of Mount Gleason 1828 Comment
  OBI19313  Lupinus excubitus var. johnstonii Wesley O. Griesel 1962-5-12 s.n. Los Angeles San Gabriel Mts, trail between Charleton Flats and Chilao camp 1524 Comment
  RSA586460  Lupinus excubitus var. johnstonii Orlando Mistretta, S. D. Boyd 1994-6-21 1367 Los Angeles Santiago Canyon, near summit of Pacifico Mountain 1982 Comment
  RSA655744  Lupinus formosus James Henrickson 2000-4-15 20690 Los Angeles Ca. 1 mile SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14. 457 Comment
  POM23930  Lupinus formosus var. formosus George B. Grant 1906-1 s.n. Los Angeles Summit of Mt. Wilson. 1829 Comment
  SFV22095  Lupinus formosus var. formosus O. Mistretta, C. Mistretta 2010-6-17 5339 Los Angeles San Gabriel Mountains Upper Big Tujunga Canyon. Alder Creek, 0.4 miles upstream (northwest) of creek crossing at Upper Big Tujunga Canyon Road. 1025 Comment
  UCR100972  Lupinus formosus var. formosus R. G. Swinney 1996-5-27 4732 Los Angeles Eastern San Gabriel Mtns, east of Table Mountain and NW of Wright Ridge 2274 Comment
  RSA307829  Lupinus formosus var. formosus H. J. Ramsey 1938-3-27 2773 Los Angeles Eaton Canyon Park, Altadena. Comment
  RSA658893  Lupinus formosus var. formosus Geraldine Dodd 1992-5-9 008 Los Angeles 3 miles north of corner of Loam Alta Dr. & Lake Ave. in Altadena. Sam Merril hiking trail. San Gabriel Mtns. 1067 Comment
  RSA582912  Lupinus guadalupensis Mark Elvin, Gery Allan, T. S. Ross 1995-5-21 19 Los Angeles San Clemente Island: west side of island; at confluence of three fingers of upper Chenetti Canyon. Comment
  SBBG98284  Lupinus hirsutissimus Anstruther Davidson 1890-1 Los Angeles East Los Angeles Comment
  CAS-BOT-BC211682  Lupinus longifolius Louis C. Wheeler 1936-6-8 4144 Los Angeles Mouth of Monroe Canyon, San Gabriel Mts. 548 Comment
  CAS-BOT-BC211697  Lupinus longifolius Theodore Payne 1948-5-15 12286 Los Angeles La Canada Comment
  RSA229740  Lupinus longifolius Wesley O. Griesel 1961-5-19 s.n. Los Angeles State Hwy 2, La Canada Burn 609 Comment
  UC1595212  Lupinus longifolius Tim Ross and Peter Fritsch 1990-6-20 3669 Los Angeles Rincon-Red Box Rd (2N24) on ridgetop between W Fk San Gabriel River and Roberts Canyon; San Gabriel Mountains 1255 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
Read comments
May 29 2014
  SEINET10485631  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in a field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  SEINET10485633  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in a field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  UC1980244  Lupinus longifolius Daisie Huang 2008-4-6 08040601 Los Angeles Deer Creek Rd, right off PCH. Malibu. Comment
  SD113424  Lupinus sparsiflorus Darley F. Howe 1915-1 3 Los Angeles Claremont Comment
  SFV7993  Lupinus sparsiflorus T. Gordon, M. H. Grayum, K. Felt 1976-5-7 1359 Los Angeles San Gabriel Mountains On hillside adjacent to lower Trail Canyon. 793 Comment
  UC723825  Lupinus sparsiflorus Joseph Andorfer Ewan IV 1933 10909 Los Angeles Higgins Canyon; Santa Monica Mts., Higgins Canyon 457 Comment
  SFV15580  Lupinus sparsiflorus R. K. Stachelek 1992-4-4 3 Los Angeles Approximately 0.2 miles from intersection of Balboa and Foothill, on north side of Foothill next to roadside. Comment
  RSA414253  Lupinus sparsiflorus subsp. sparsiflorus Robin S. Collins 1973-4-9 224 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon., ca. 1/2 - 1 mile into cyn. along pack trail 640 Comment
  RSA414319  Lupinus succulentus E. S. Spalding 1923-3-28 s.n. Los Angeles Claremont. Comment
  RSA414326  Lupinus succulentus Patrick La Follette 1969-4-16 69 -1 Los Angeles Bohling Road and Levanda Ave, near CSCLA Los Angeles Comment
  RSA414825  Lupinus succulentus Edwin Kline 1924-4-19 s.n. Los Angeles Near Brookside Park, Pasadena Comment
  RSA582457  Lupinus succulentus L. C. Wheeler 1935-4-25 3440 Los Angeles Placerita Canyon, San Gabriel Mountains. 457 Comment
  SEINET3131622  Lupinus succulentus G. B. Grant 737 Los Angeles Lincoln Park Comment
  SFV5482  Lupinus succulentus J. H. Lane 1972-3-14 44a Los Angeles Palos Verdes. Vacant lot on Paseo del Mar Road on the first level plane above the ocean. Comment
  UCSB3346  Lupinus succulentus McElwain, Isabelle 1953-4-12 Los Angeles Shoshone Ave. short distance N of intersection of Shoshone and Highwater Rd., Granada Hills 457 Comment
  RSA253772  Lupinus succulentus var. succulentus David B. Dunn 1967-4-26 s.n. Los Angeles Plants grown in 1966-1967 in the University of Mo. Botany green house used in the breeding studies of the complex of species under study. 229 Comment
  LA52455  Lupinus truncatus Carl Epling; 1931-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  SBBG89751  Lupinus truncatus M. B. Dunkle 1939-4-6 7303 Los Angeles Mosquito Harbor Comment
  SBBG96853  Lupinus truncatus S. Boyd with T. Ross, L. Arnseth 1990-4-7 4205 Los Angeles upper reaches of China Cyn Comment
  UC138039  Lupinus truncatus C. F. Baker 1904-4-15 4192 Los Angeles Claremont Comment
  UC557771  Lupinus truncatus Nell Murbarger 1936-3-1 35 Los Angeles San Clemente Island Comment
  RSA213431  Lupinus truncatus Reid V. Moran 1941-2-18 588 Los Angeles San Clemente Island: Middle Ranch Creek 30 Comment
  SEINET10489081  Lupinus truncatus Robert F. Thorne 1971-4-2 Thorne 41422 Los Angeles San gabriel mts. Johnson's pastures, n of mtn ave., Claremont. Flowers Purple. 549 Comment
  CAS-BOT-BC383073  Lycium brevipes var. hassei R. E. Riefner, Jr. 2010-4-4 10 -8 Los Angeles Palos Verdes Peninsula, Palos Verdes Estates, Bluff Cove, ca. 0.25 mi N from Paseo Del Mar along Palos Verdes Drive West 93 Comment
  POM156214  Lycium californicum L. R. Abrams 1903-3-14 3131 Los Angeles San Pedro Hills, near Rocky Point. Comment
  SBBG30341  Lycium californicum R. N. Philbrick 1968-2-23 B 68 -5 Los Angeles Little Fisherman Cove Comment
  RSA628721  Lycium cooperi R. S. Woglum 1942-5-20 3332 Los Angeles Transverse Ranges / Mojave Desert transition: Little Rock Dam Lake; Angeles National Forest. Comment
  CDA20511  Lycopersicon esculentum M. O'Brien 2004-7-19 MOB 10 -04 Los Angeles South Coast; El Pescador State Beach. 0 Comment
  RSA527748  Lyonothamnus floribundus subsp. aspleniifolius Steve D. Boyd, Tim S. Ross, Laurel Arnseth 1990-4-8 4314 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA632533  Lyonothamnus floribundus subsp. aspleniifolius Steven A. Junak 1997-10-29 SCI- 985 Los Angeles San Clemente Island: E side of island, near head of first canyon S of Camer Pad 'Malo,' 0.1 mile SSW of 'Malo 1' 381 Comment
  SBBG12778  Lyonothamnus floribundus var. floribundus E. R. Blakley 1962-10-4 5401 Los Angeles head of cyn in Ironwood Gully S of Catalina Harbor at the isthmus 198 Comment
  RSA250366  Machaeranthera canescens var. canescens R. F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42200 Los Angeles Angeles National Forest; Along Angeles Crest Hwy near Three Points. 1829 Comment
  UC89408  Madia gracilis T. S. Brandegee 1890-5-14 Los Angeles Santa Catalina Island Comment
  SEINET7042260  Madia gracilis 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
  RSA0105217  Madia minima R. G. Swinney 2011-6-7 15043 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road. 1585 Comment
  CAS-BOT-BC203921  Malacothamnus clementinus Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-7 4279 Los Angeles San Clemente Island. Lower half of China Cyn, S end of island, W side 182 Comment
  SBBG98444  Malacothamnus clementinus T. Ross 1991-5-23 5506 Los Angeles Wilson Cove settlement; lawn at bus stop on N side of Bldg 60112 53 Comment
  CAS-BOT-BC231881  Malacothamnus davidsonii A. Davidson 1907-1-1 s.n. Los Angeles San Fernando Wash Comment
  RSA6078  Malacothamnus davidsonii Carl B. Wolf 1932-9-15 4076 Los Angeles 0.5 miles south of San Fernando, and 2 blocks east of San Fernando Road on Vaughn Ave. 305 Comment
  RSA82721  Malacothamnus davidsonii P. A. Munz 1925-4-19 9405 Los Angeles 2 miles east of San Fernando Comment
  POM9158  Malacothamnus fasciculatus C. F. Baker 3346 Los Angeles Claremont. Comment
  POM2939  Malacothamnus fasciculatus subsp. fasciculatus Mary P. Walker 1898-5-7 20 Los Angeles Claremont. Comment
  UCR209411  Malacothamnus fremontii R. G. Swinney 2008-10-8 9519 Los Angeles San Gabriel Mtns., Ball Flat, north of Jackson Lake 1890 Comment
  CAS-BOT-BC345327  Malacothrix californica Steve Boyd; Lauren Raz 1997-4-16 9512 Los Angeles Liebre Mountains Region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01 960 Comment
  RSA717216  Malacothrix californica Scott D. White, Pam DeVries 2006-5-9 11397 Los Angeles SE Tehachapi Mtns: Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  UC1594399  Malacothrix foliosa Tim Ross 1992-4-14 6175 Los Angeles coastal bluff on e escarpment ca 20 m s where Nanny Canyon drainage meets the sea (central e side of island); San Clemente Island 18 Comment
  SBBG105385  Malacothrix foliosa subsp. foliosa R. M. Beauchamp 1976-5-22 4138 Los Angeles mouth of Eel Pt Cyn 13 Comment
  SD231226  Malacothrix glabrata Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 50506 111 Los Angeles Transverse Ranges; San Gabriel Mountains region: N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  SBBG49902  Malacothrix glabrata L. S. Matlovsky 1975-3-28 DM 0011 -1 Los Angeles near Alta Vista Comment
  UCR241079  Malacothrix saxatilis Jeremiah George 2012-5-15 s.n. Los Angeles Western Transverse Range/San Gabriel Mtns., Santa Clarita, Bee Canyon just north of Soledad Canyon Road, SE of Hwy 14, west side of wash 537 Comment
  CATA1969  Malacothrix saxatilis var. tenuifolia F. R. Fosberg 1931-4-3 Los Angeles Santa Catalina Island: Pebble Beach 5 Comment
  JEPS26140  Malacothrix saxatilis var. tenuifolia Peter H. Raven 1959-2-23 13804 Los Angeles Mulholland Drive 3.1 mi e Decker Road; Santa Monica Mountains 548 Comment
Read comments
Feb 14 2006
  LA103200  Malacothrix saxatilis var. tenuifolia Barry A. Prigge; 1985-6-14 6422 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail below Murphy Ranch site. 597 Comment
  RSA595641  Malacothrix saxatilis var. tenuifolia Steve Boyd, Lauren Raz 1996-10-8 9006 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 0.9 miles south of junction with Forest Service Road 6N08. 561 Comment
  SBBG66178  Malacothrix saxatilis var. tenuifolia R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  RSA922  Malacothrix saxatilis var. tenuifolia J. T. Howell 1928-6-29 995 Los Angeles Neaar Santa Monica 76 Comment
  SD86321  Malva assurgentiflora R. Beauchamp, M. Douglas 1972-3-24 3208 Los Angeles San Clemente Island; among talus from air-strip construction. 24 Comment
  UCR97327  Malva nicaeensis B. G. Pitzer 1996-4-27 2725 Los Angeles City of Signal Hill, Reservoir Park, on Wardlow Road between Orange Street & Walnut Street, east of Long Beach Blvd. Comment
  RSA450618  Malva parviflora A. C. Sanders 1987-12-4 7572 Los Angeles El Segundo Dunes, immediately W of Los Angeles Int. Airport and Pershing Dr. 30 Comment
  UC284780  Malva parviflora P. A. Munz 1923-4-13 6784 Los Angeles San Clemente Island Comment
  UCR205118  Malva parviflora R. G. Swinney 2008-4-17 8680 Los Angeles San Gabriel Mtns., San Dimas, lower Shay Canyon 366 Comment
  CDA5029  Malva parviflora L. C. Wheeler 1967-5-18 9650 Los Angeles San Gabriel Mountains; Placerita Canyon, vicinity of Oak of the Golden Dream. Comment
  RSA662139  Malva parviflora Carol Zuck 1981-2-3 10 Los Angeles Cul de sac at the end of Springfield St. Comment
  UC447139  Malva parviflora J. Ewan 1931-5-11 4188 Los Angeles 1 mi n of Van Nuys Estate (Los Angeles, West Sixth Street); Los Angeles, West Sixth Street Comment
  RSA434875  Malva pseudolavatera Robert Gustafson 1981-3-26 2141 Los Angeles Ballona Wetlands, Area 3. Comment
  UCR272757  Malvella leprosa Reid Moran 1962-10-3 5378 Los Angeles Channel Islands, Santa Catalina Island, banks around Wrigley Reservoir at summit of island road 427 Comment
  RSA440983  Marah macrocarpa H. L. Bauer 1931-5-1 s.n. Los Angeles Topanga Canyon, Santa Monica Mtns Comment
  RSA788773  Marah macrocarpa Mark Elvin, Michael Wall 1997-3-5 365 Los Angeles San Gabriel Mountains, off Mount Baldy Road 0.3 miles S from intersection w/ [Padua Avenue], 50 m off road. Sandy alluvial wash. 534 Comment
  SBBG78650  Marah macrocarpa W. A. Wright 1931-1-20 Los Angeles Santa Catalina Island Comment
  UCSB52719  Marah macrocarpa Boutin, F. 1967-4-23 Los Angeles San Clemente Island; E side of island, Lemon Tank, a dump site 304 Comment
  UCSB9125  Marah macrocarpa Haller, John 1953-3-4 Los Angeles Faculty Hill, UCLA Comment
  RSA409833  Marrubium vulgare F. R. Fosberg 1931-4-2 S- 4459 Los Angeles Santa Catalina Island. Descanso Canyon. 30 Comment
  RSA549147  Marrubium vulgare Tim S. Ross 1990-6-20 3655 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  RSA659674  Marrubium vulgare Brian McColgan 1988-5-10 4 Los Angeles Evey Cyn., 1 mile N of Padua on Mt. Baldy Rd 915 Comment
  UCD125009  Marrubium vulgare Gordon Pilone 1961-3-22 168 Los Angeles south of the Santa Anna Botanic Gardens in Claremont, San Gabriel Mountain Range. Comment
  SFV13511  Marsilea vestita subsp. vestita M. H. Grayum, D. L. Koutnik, B. Balch 1977-12-3 911 Los Angeles San Fernando Valley Basin of Chatsworth Reservoir. 244 Comment
  PASA941  Matricaria matricarioides Sally Ellis 1939-4-28 Los Angeles Claremont Comment
  POM348014  Medicago lupulina Anstruther Davidson 1917-05 3187 Los Angeles Los Angeles. Comment
  JEPS65522  Medicago lupulina Frank W. Peirson 1922-7-7 3191 Los Angeles Ranger's Cabin San Gabriel Mountains, Swartout Valley 1798 Comment
  UCSB3432  Medicago lupulina 1940-5-20 Los Angeles Dalton Canyon, above Reservoir, San Dimas Experimental Forest, San Gabriel Mountains Comment
  UCR275026  Medicago polymorpha Michael Honer, Rachel Woodard 2006-4-18 2200 Los Angeles Tehachapi Mountains area, C. 2 miles east of Quail Lake, 1 mile north of Hwy 138 976 Comment
  RSA0112024  Melica imperfecta Richard G. Swinney 2011-5-16 14733 Los Angeles San Gabriel Mountains: Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 degrees SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  RSA177703  Melica imperfecta R. F. Thorne, P. Everett 1965-5-12 34624 Los Angeles Bullrush Canyon, Santa Catalina Island 244 Comment
  RSA702266  Melica imperfecta Steve Boyd, Amber Maurice 2004-5-18 11328 Los Angeles Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain. 610 Comment
  RSA747857  Melica imperfecta Scott D. White, Justin M. Wood 2009-5-6 12678 Los Angeles San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  UC926596  Melica imperfecta Agnes Chase Apr 12 1910-Apr 15 1910 1125 Los Angeles Playa del Rey Comment
  UCR270799  Melica imperfecta R. G. Swinney 2010-4-13 12197 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  POM348187  Melilotus indicus Wayne E. Sawyer 1891-5-10 s.n. Los Angeles University Place Comment
  RSA12405  Melilotus indicus Carl B. Wolf 1934-4-11 5618 Los Angeles Bryant Ranch, E of Long Beach, 180 ft. east of center of sec. and 150 ft. south of line of SE1/4. 5 Comment
  UCD108096  Melilotus indicus J. Warren 1952-5-15 s.n. Los Angeles Mulholland Drive. 457 Comment
  UCSB3448  Melilotus indicus McElwain, Isabelle 1953-3-29 Los Angeles 500 yds. N. 10000 Bull Canyon Rd. Grenada Hills 457 Comment
  RSA0050047  Mentha Wendy Boes, Andrew Wheeler 2009-7-13 2009 -044 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  LA210642  Mentzelia affinis Carl Epling; May 1927 s.n. Los Angeles Tehachapi Mountains. Comment
  RSA167050  Mentzelia affinis W. G. Webb 1935-4-19 s.n. Los Angeles Tejon Ranchos, near Lebec Comment
  SBBG125862  Mentzelia congesta A. Parikh, N. Gale 2010-6-10 3279 Los Angeles Sierra Pelona, NW of Vincent and Soledad Pass, 2.5 km NW of State Hwy 14; E Liebre Mtns 1100 Comment
  UC56513  Mentzelia jonesii H. M. Hall 1902-4-30 3044 Los Angeles Antelope Valley 1066 Comment
  POM2968  Mentzelia micrantha C. F. Baker 1904-05 4705 Los Angeles Hills near Claremont. Comment
  SBBG33680  Mentzelia micrantha V. Soza, S. Boyd 2002-4-10 1390 Los Angeles ridge above E fork of Haskell Cyn, ridge just W of Del Sur Ridge, approx 2 mi NW along Coarse Gold Cyn fire rd from Bouquet Cyn. 655 Comment
  UC1594385  Mentzelia micrantha Tim Ross 1992-5-17 6332 Los Angeles center W side the San Gabriel Reservoir (short easterly spur canyon along Highway 39.); San Gabriel Mountains; ctr W 1/4 SE1/4 SW1/4 463 Comment
  UCR219924  Mentzelia micrantha R. G. Swinney, Jane Strong 2009-4-21 10403 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  RSA69575  Mentzelia micrantha F. W. Peirson 1923-5-21 4450 Los Angeles Fish Canyon 534 Comment
  SEINET6654143  Mentzelia veatchiana R. G. Swinney 2008-5-8 8781 Los Angeles San Gabriel Mtns, West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co Park. 0.6 mi southwest of Big Rock Creed Rd.; 0 Comment
  SBBG22846  Mentzelia veatchiana D. Myrick 1965-3-5 1087 Los Angeles Victorville-Palmdale Hwy 138 853 Comment
  SBBG83253  Mesembryanthemum crystallinum M. Daily 1986-4-7 SCa-t- 9 Los Angeles Bird Rock Comment
  CAS-BOT-BC435281  Mesembryanthemum nodiflorum Alice Eastwood 1917-7-20 6450 Los Angeles Santa Catalina Island Comment
  UCR142804  Micropus californicus var. californicus L. C. Wheeler 1967-5-18 9613 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  UCR192584  Microseris douglasii A. C. Sanders 2008-4-10 34795 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 0.85 mile SSW of Neenach School, along dirt track beside old fence line 938 Comment
  UC284752  Microseris elegans P. A. Munz 1923-4-10 6732 Los Angeles slope s Lemon Tank; San Clemente Island 243 Comment
  POM246448  Microseris lindleyi F. R. Fosberg 1931-3-27 4419 Los Angeles Pebble Beach Road, Santa Catalina Island. 5 Comment
  CATA61  Mimulus aurantiacus Mark L. Hoefs, A. Douglas Propst 1973-3-3 38 Los Angeles Santa Catalina Island: North slope of Mt. Black Jack 441 Comment
  RSA442643  Mimulus aurantiacus Floy Stanley 1928-4-22 14560 Los Angeles Monrovia. Saw Pit Canyon. Comment
  SDSU10754  Mimulus aurantiacus H. Wedberg 1966-4-3 1202 Los Angeles Above Hill Drive and Neal, in Eagle Rock. 457 Comment
  SDSU14340  Mimulus aurantiacus John Viggiano 2003-4-3 26 Los Angeles South Hills Park, Glendora. 1/6 mile south from restroom at park, along trail. 237 Comment
  UCD122222  Mimulus aurantiacus A. C. Sanders; D. Malueg 1998-6-22 22028 Los Angeles San Gabriel Mtns. La Canada, SCE Gould Substation off Hwy 2, Gould Canyon. 595 Comment
  RSA151198  Mimulus aurantiacus var. parviflorus Peter H. Raven 1962-7-11 18001 Los Angeles on hot rocky wall near head of Twin Canyon, San Clemente Island 427 Comment
  JEPS87293  Mimulus aurantiacus var. pubescens David M. Thompson 1992-5-22 1075 Los Angeles n Flintridge (4.4 mi n of 210 Freeway along Hwy 2) 790 Comment
  POM305148  Mimulus aurantiacus var. pubescens Henry J. Ramsey, Henry J. Ramsey 1937-4-26 429 Los Angeles Pomona, Hillside; Drainage Area: Pacific slope. 305 Comment
  POM8128  Mimulus aurantiacus var. pubescens Fordyce Grinnell Jr. 1917-4-3 s.n. Los Angeles Hills near Chatsworth Park. Comment
  UC445127  Mimulus aurantiacus var. puniceus Geo. B. Grant 1901-1 285 Los Angeles Santa Catalina Island Comment
  UC729593  Mimulus aurantiacus var. puniceus Carl B. Wolf 1932-5-9 3474 Los Angeles about 1/2 way to Mexican Houses; Santa Catalina Island, Pebbly Beach Canyon 60 Comment
  UC886335  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-3-31 S 4429 Los Angeles divide between Hamilton Canyon and Descanso Canyon; Santa Catalina Island 40 Comment
  RSA748187  Mimulus brevipes Scott D. White, Justin M. Wood 2009-5-6 12664 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  RSA0102532  Mimulus cardinalis Richard G. Swinney 2010-9-30 13955 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
  RSA420672  Mimulus cardinalis Geo. L. Moxley 1915-7-4 369 Los Angeles Arroyo Seco Canyon, San Gabriel Mountains. Comment
  POM262945  Mimulus fremontii J. C. Roos 1941-4-12 195 Los Angeles Palmdale. Comment
  RSA571278  Mimulus fremontii Steve Boyd, D. L. Banks, Orlando Mistretta 1994-4-29 8319 Los Angeles Northern slope of the San Gabriel Mountains, Angeles National Forest, side draw on southeastern side of Mt. Emma, Santiago Canyon drainage. 1158 Comment
  SFV21416  Mimulus guttatus L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1038 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Brand Canyon below the large waterfall where the canyon forks off, near above coordinates. At check dam (man-made waterfall). 393 Comment
  RSA788822  Mimulus johnstonii Jane Tirrell 2012-7-25 LS 0120 Los Angeles Along Pacific Crest Trail approx. 0.5 mi east of Windy Gap 2454 Comment
  RSA720603  Mimulus moschatus R. G. Swinney 1997-7-23 5726 Los Angeles upper Government Canyon, c 2 mi W of Wrightwood, Blue Ridge Mtn area. 2256 Comment
  RSA0091543  Mimulus pilosus R. G. Swinney 2011-5-26 14883 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
  RSA659873  Mimulus pilosus Orlando Mistretta 1992-8-20 780 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. Comment
  UCR203221  Mimulus pilosus R. G. Swinney 2005-7-21 8308 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
  RSA600758  Mimulus pilosus Louis C. Wheeler 1967-6-26 9868 Los Angeles Elsmere Canyon. 434 Comment
  POM156356  Mirabilis laevis var. crassifolia L. R. Abrams 1902-6-9 2504 Los Angeles Playa del Rey. Comment
  RSA3537  Mirabilis laevis var. crassifolia Carl B. Wolf 1932-5-9 s.n. Los Angeles Left (east) fork of Pebbly Beach Canyon about 1/3 mile above the Mexican houses, Santa Catalina Island. 152 Comment
  SBBG89289  Mirabilis laevis var. crassifolia J. Adams 1965-3-19 77 Los Angeles Thompson's Wash, N end of Indian Hill Blvd; Claremont Comment
  UC1136579  Mirabilis laevis var. crassifolia P. L. Johannsen 1934-2-19 295 Los Angeles Boquet Canyon 457 Comment
  RSA464240  Mirabilis laevis var. retrorsa N. C. Cooper 1943-11-20 977 Los Angeles Lancaster. Mojave Desert 762 Comment
  RSA529175  Monardella australis Tim S. Ross, Steve Boyd 1991-7-24 5594 Los Angeles Granite Mountain vicinity: near intersection of Pacifico Mountain Road x Roundtop Truck Road. 1902 Comment
  RSA609405  Monardella australis subsp. australis Louis C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Divide between West Fork Bear Creek and Devils Canyon 1822 Comment
  RSA578715  Monardella exilis Tim S. Ross 1994-5-1 7607 Los Angeles Southwestern Mojave Desert: open desert, ca 1740 m S of Black Butte and 1000m W of Three Sisters Buttes. 945 Comment
  RSA765466  Monardella exilis Doris Bowers 1957-4-25 317 Los Angeles Mojave Desert N/o Big Pines 1220 Comment
  IRVC4831  Monardella lanceolata H. J. Thompson 1960-6-7 3080 Los Angeles 1.2 mi W of State Hwy 26 (Decker Rd.) on road just S of Lake Sherwood Santa Monica Mountains 305 Comment
  POM158075  Monardella lanceolata var. lanceolata L. R. Abrams 1902-7-7 2662 Los Angeles Glendora. Comment
  CHSC26287  Morus nigra James Henrickson 1970-5-2 4658 Los Angeles Claremont. 365 Comment
  UC1587169  Muhlenbergia californica Tim Ross and Annette Ross 1989-9-20 1780 Los Angeles near pond w Spring Hill (below Baldy Rd); San Gabriel Mountains, San Antonio Canyon 975 Comment
  SBBG93108  Muhlenbergia microsperma D. Swinney 1990-1-6 1510 Los Angeles Glendora, ca. 0.2 mi SW of Little Dalton Park on Glendora Mtn Rd Comment
  RSA517158  Muhlenbergia rigens Timothy S. Ross 1990-10-9 3253 Los Angeles San Gabriel Mountains: Mill Creek Drainage, Tujunga Ranger District, Angeles National Forest 1436 Comment
  UC3795  Muilla maritima Harley P. Chandler 1897-5-4 Los Angeles Claremont 365 Comment
  CAS-BOT-BC327743  Munzothamnus blairii Peter H. Raven 1962-7-11 17992 Los Angeles San Clemente Island. N of station Nanny, NE of Lemon Tank, about half way down. Comment
  SDSU549  Munzothamnus blairii R. M. Beauchamp 1967-3-18 264 Los Angeles San Clemente Island. Comment
  UC119274  Myrica californica unknown 1891-5 Los Angeles Rustic Canyon Santa Monica Range, Rustic Canyon Comment
  SBBG132075  Myriopteris newberryi S. A. Junak, B. Collins 1991-4-25 SCI 216 Los Angeles Middle Ranch Cyn, just downstream from cement dam Comment
  SEINET893212  Myrtaceae H. M. Hall 1908-1 8234 Los Angeles Cultivated at Soldier's Home Comment
  UC24137  Nama californica Dr. A. Davidson 1895-1 Los Angeles Lancaster Comment
  RSA0103359  Nama californica Louis C. Wheeler 1948-6-13 6645 Los Angeles San Gabriel Mountains: Coldwater Canyon, off Big Tujunga. 1006 Comment
  RSA589506  Nama stenocarpa E. Kellogg 1992-6-28 s.n. Los Angeles San Clemente Island. SE of the airport, 29 and 1500 ft. NNE of the 408-foot knoll. 122 Comment
  POM244889  Nassella cernua F. R. Fosberg 1931-3-19 663 Los Angeles Santa Catalina Island. Hamilton Canyon, near Avalon 10 Comment
  RSA605776  Nassella lepida Scott D. White 1995-4-27 2958 Los Angeles City of Malibu. Upslope from Winter Canyon, near Pepperdine University; N of Pacific Coast Highway, E of Malibu Canyon. Road, SW of Malibu Civic Center Way. 92 Comment
  UC625125  Nassella lepida F. R. Fosberg 1931-3-19 S 4304 Los Angeles se slope near Avalon; Santa Catalina Island, Hamilton Canyon 10 Comment
  RSA589325  Nassella pulchra Timothy S. Ross, Gery Allan, Mark Elvin, Jennifer Stone 1995-5-19 8587 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, ca. 1070 ft NNE of the 1135-ft trangulation point., Near 32 51'03N 118 23'34W 256 Comment
  RSA600542  Nasturtium officinale Steve Boyd, Lauren Raz 1997-5-28 9858 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
  RSA431547  Nasturtium officinale M. Bisbee 1917-5-5 s.n. Los Angeles Stream, Eagle Rock Valley Comment
  LA206719  Navarretia atractyloides Louis C. Wheeler; 1932-5-19 716 Los Angeles San Gabriel Mountains, San Gabriel Wash 106 Comment
  SD28066  Navarretia hamata Carl B. Wolf 1932-5-10 3525 Los Angeles Santa Catalina Island; along the equestrian Trail, back of Avalon 259 Comment
  UCR280400  Navarretia hamata subsp. leptantha Jeremiah George, Eric Kline 2017-4-17 417- 09 Los Angeles Channel Islands, Santa Catalina Island, Middle Ranch Road, SCE powerline right-of-way north of junction with Skull Ridge Road 305 Comment
  HSC79789  Navarretia pubescens James Henrickson, E. Parker 1973-6-8 10631 Los Angeles Santa Monica Mts., 1 mi. NW of Topanga along Monte Vista Dr. 244 Comment
  RSA497249  Nemacladus ramosissimus L. C. Wheeler 1967-5-24 9730 Los Angeles Indian Canyon, hot dry sunny SW slope with low shrubs, burned a few years ago 792 Comment
  RSA628893  Nemacladus ramosissimus L. C. Wheeler 1969-5-4 s.n. Los Angeles East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 548 Comment
  SEINET269310  Nemophila menziesii Scott D. White, Chet McGaugh 1995-5-9 3017 Los Angeles East edge of Santa Susana Mountains just west of San Gabriel Mountains 'Sunshine Canyon': west of San Fernando road and 457 Comment
  JEPS86194  Nemophila spatulata L. R. Heckard 1971-5-25 2582 Los Angeles nw Chilao Flat (near Horse Flat Campground, San Gabriel Mts.); San Gabriel Mts., nw of Chilao Flat, nr Horse Flat Campgroun 1706 Comment
  LA201926  Neogaerrhinum kelloggii Arthur C. Gibson; 2001-5-19 4919 Los Angeles 182 Comment
  UCR259633  Nerium oleander R. G. Swinney 2010-4-15 12223 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash 610 Comment
  UCR84572  Nicolletia occidentalis T. S. Ross, J. M. Park 1994-5-1 7613 b Los Angeles SW Mojave Desert, c. 3950 m NNE of Moody Springs and 2620 m west of the Los Ang./ San Bernardino County Line 875 Comment
  RSA680545  Nicotiana attenuata Scott D. White, Michael Honer 2003-6-23 9584 Los Angeles Newhall Area: South Fork, Santa Clarita Riv. between Lyons Ave. and Magic Mountain Parkway. 351 Comment
  CAS-BOT-BC231569  Nicotiana glauca Peter H. Raven 1957-9-21 11360 Los Angeles Topanga Canyon 2.5 mi. above U.S. 101 alternate, Santa Monica Mts. Comment
  CHSC95889  Nicotiana glauca LeRoy Gross 2003-2-22 746 Los Angeles Transverse Ranges: Verdugo Mountains Region: South side; A short distance up mouth of Brand Canyon, west next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  RSA276030  Nicotiana glauca Jack Delaini 1974-2-14 4 Los Angeles Above San Dimas Creek at the mouth of the canyon. 366 Comment
  RSA594307  Nicotiana glauca Steve D. Boyd, Lauren Raz 1996-10-14 9039 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  RSA624054  Nicotiana glauca Louis C. Wheeler 1967-5-23 9694 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  SD237631  Nicotiana quadrivalvis A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37083 Los Angeles San Gabriel Valley: west edge of I-605 and c. 1 mile west of the center of the Santa Fe Flood Control Basin, N of Arrowy Hwy and south of Duarte (Baldwin park 7.5'Q) 139 Comment
  RSA40561  Notholaena californica subsp. leucophylla J. C. Roos 1946-11-23 3160 Los Angeles Placerita canyon, east of Newhall Comment
  SEINET13290728 Image available Oenothera biennis P. A. Munz 1936-10-16 14589 Los Angeles Claremont Comment
  SEINET13294182 Image available Oenothera glazioviana Unknown Los Angeles Grown at Claremont, California Comment
  POM11816B  Oligomeris linifolia George B. Grant 1902-7-20 1178 Los Angeles Santa Monica. Comment
  RSA678128  Opuntia littoralis Valerie L. Soza, LeRoy Gross 2001-5-22 1241 Los Angeles Morgan Fire 2000 area, between Morgan and Wildwood Canyons, above Ferguson Motorway. 488 Comment
  SBBG13041  Opuntia littoralis E. R. Blakley 1962-6-10 Los Angeles cyn mouth, half way between Eel Pt and Seal Cove 7 Comment
  UCR139922  Opuntia littoralis var. vaseyi Scott D. White 1997-5-15 5153 Los Angeles Mojave Desert, Big Tujunga Wash. Sunland-Tujunga area; alluvial fan below San Gabriel Mtns. SW of I-210 Fwy, east of Hansen Dam, and N of Wentworth Street 351 Comment
  RSA641501  Opuntia vaseyi L. C. Wheeler 1967-8-27 10560 Los Angeles San Gabriel Mts., Angeles National Forest: Cattle Canyon 3/4 mi down stream from Coldwater Canyon 732 Comment
  RSA680010  Oreonana vestita LeRoy Gross, Valerie Soza 2003-6-10 1018 Los Angeles Mount Baldy Trail from Baldy Village to summit of Mount San Antonio. South of West Baldy. 2896 Comment
  UCR205251  Orobanche R. G. Swinney 2005-8-17 8492 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
  RSA0066510  Orobanche fasciculata Frank W. Peirson 1920-5-28 465 Los Angeles San Antonio Canyon, San Gabriel Mts. 1463 Comment
  RSA0076497  Orobanche fasciculata Timothy S. Ross, Steve Boyd 1990-5-14 2509 Los Angeles Between Gold Canyon and Trail Canyon, on Forest Service Rd. 3N29, 1.2 miles N of its junction with Big Tujunga Canyon Rd (Mt. Gleason Avenue). 740 Comment
  CAS-BOT-BC502952  Orobanche vallicola Fay A. Mac Fadden 1942-3-8 16187 Los Angeles Tick Canyon; between MInt and Soledad canyons, north of San Fernando [elev. is for this canyon floor per note on sheet] 762 Comment
  RSA402092  Orthocarpus purpurascens Geo. L. Moxley 1917-4-15 s.n. Los Angeles On grassy hillside, Eagle Rock Comment
  JEPS13148  Osmadenia tenella Elizabeth Day Palmer 1908-8-1 Los Angeles Los Angeles Comment
  UC1375392  Osmorhiza brachypoda Colin M. Wainwright 1971-3-26 123 Los Angeles 5 mi n Claremont (off Mt. Baldy Road); Evey Canyon Comment
  UC1532999  Osmorhiza brachypoda F. R. Fosberg 1930-3-14 S 2655 Los Angeles Claremont Comment
  UCR51316  Oxalis pes-caprae A. C. Sanders 1988-2-3 7596 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd. 30 Comment
  RSA353465  Oxalis pes-caprae F. H. Elmore 1939-2-18 423 Los Angeles San Clemente Island. Comment
  RSA162826  Oxalis rubra J. D. Olmsted 1959-3-23 309 Los Angeles Blanchard Park on Pomona College campus by area catching runoff from sprinkling system-common weed. San Antonio wash. 366 Comment
  RSA0116816  Oxytheca perfoliata R. G. Swinney 2011-4-19 14391 Los Angeles San Gabriel Mountains; San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  RSA695510  Oxytheca trilobata Valerie L. Soza, Sarah J. De Groot 2003-6-18 1694 Los Angeles Mount Hillyer Trail from Horse Flats Campground. 1829 Comment
  RSA232251A  Packera ionophylla R. F. Thorne 1969-7-2 38334 Los Angeles Cortelyou Spring ca. 1 mile E of Islip saddle, on Angeles Crest Hwy. 2072 Comment
  POM368042  Paeonia californica Henry J. Ramsey, Henry J. Ramsey 1937-1-7 371 Los Angeles Altadena: Craig Avenue 396 Comment
  UCR181134  Papaver californicum R. G. Swinney 1997-5-13 5516 Los Angeles San Gabriel Mtns, Water Canyon, a tributary from the north of San Gabriel River Canyon, north of Morris Dam 439 Comment
  RSA445550  Papaver californicum Bonnie C. Templeton 1931-3-1 s.n. Los Angeles Mandeville Canyon. 350 Comment
  UCR248044  Parietaria judaica Kai T. Palenscar, Jonas Winbolt 2013-7-24 s.n. Los Angeles Coastal Plains & Basins; Los Angeles Basin region, City of Long Beach, northern side of Los Angeles River, under Pacific Coast Highway and West Anaheim Street overpasses 6 Comment
  RSA467324  Parnassia cirrata Thekla Mohr 1915-1 3012 Los Angeles North Fork, San Gabriel River. Comment
  CDA35714  Parthenocissus inserta A. C. Sanders, Mark A. Elvin 2002-8-26 25588 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 . Comment
  RSA714977  Passiflora caerulea A. C. Sanders 2003-5-22 26815 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel. 171 Comment
  SD186142  Pectocarya anisocarpa A. C. Sanders, Andy Thompson 2003-4-15 26015 Los Angeles Newhall Ranch, south of Magic Mountain theme park. 351 Comment
  JEPS20124  Pectocarya linearis subsp. ferocula Frank W. Peirson 1919-3-27 324 Los Angeles Arroyo Seco San Gabriel Mountains 381 Comment
  RSA0047909  Pectocarya penicillata R. G. Swinney 2010-5-12 12751 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
  RSA599771  Pectocarya penicillata Steve Boyd, Lauren Raz 1997-3-25 9265 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
  UCD120141  Pectocarya platycarpa Daryl Koutnik 1978-3-23 126 Los Angeles north of State Highway 18 and just west of Los Angeles/San Bernardino county line. 960 Comment
  UCR129934  Pectocarya setosa Orlando Mistretta, Steve Boyd, D. L. Banks 1994-4-29 1107 Los Angeles San Gabriel Mountains, Santiago Canyon, ridge on the W edge of Santiago Canyon watershed north of Forest Road 4N20 1372 Comment
  RSA230689  Pedicularis semibarbata Robert F. Thorne, M. Z. Thorne 1969-7-9 38547 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station. 2134 Comment
  SFV21434  Pellaea andromedifolia L. Moore, R. Burchet, L. Gross, D. Zygielbaum 2000-6-8 48 Los Angeles Verdugo Mountains La Tuna Canyon Park. Off La Tuna Canyon Road on Santa Monica Mountains Conservancy Land. 659 Comment
  UC812328  Pellaea andromedifolia Ira W. Clokey, B. Templeton 1929-5-1 4536 Los Angeles Mandeville Canyon; Santa Monica Mts 450 Comment
  POM312738  Pellaea andromedifolia var. andromedifolia D. Taylor 1951-5-17 59 Los Angeles Little Dalton Canyon north of Glendora. San Gabriel mtn range. Pacific drainage area. 365 Comment
  UCR132315  Pellaea mucronata John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, c. 1 mile north of Jet Prop. Lab., transect three 427 Comment
  UCR23361  Pellaea mucronata John C. Roos 1942-3-7 1000 Los Angeles San Gabriel Mtns., Big Tujunga Canyon 457 Comment
  POM851  Pellaea mucronata subsp. mucronata L. R. Abrams 1901-4-7 s.n. Los Angeles Verdugo Hills Comment
  UCR204273  Pellaea mucronata var. californica T. R. Pray 1958-7-25 1101 Los Angeles Transverse Ranges; San Gabriel Mountains region, E end of San Gabriel Mountains 2439 Comment
  LA94172  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-3-26 1798 Los Angeles SANTA MONICA MOUNTAINS, Garapito Creek, ca 1 mi E of Topanga Canyon Rd. 396 Comment
  RSA133468  Pellaea mucronata var. mucronata P. H. Raven, Henry J. Thompson 1959-4-3 13912 Los Angeles Las Flores Canyon 3.8 miles north of Coast Highway. 549 Comment
  CAS-BOT-BC258819  Pennisetum setaceum W. L. Forsythe 1971-5-3 205 Los Angeles Along Pacific Coast Hiway near ocean about 20 mi. N. of Santa Monica Comment
  UCR51519  Pennisetum setaceum A. C. Sanders 1987-12-4 7578 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  RSA0073111  Pennisetum setaceum Sarah Ratay, Charlie de la Rosa 2009-9-19 105 Los Angeles Santa Catalina Island: At W edge of Hamilton Cove Housing Development in Avalon CA. Near model home installation. Comment
  IRVC28592  Penstemon centranthifolius A. C. Sanders, Mark Elvin 2002-6-19 25189 Los Angeles Newhall Ranch, "Long Cyn." 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 335 Comment
  RSA571545  Penstemon centranthifolius Steve D. Boyd, D. L. Banks, Orlando Mistretta 1994-4-29 8310 Los Angeles Northern slope of the San Gabriel Mountains, Angeles National Forest, side draw on southeastern side of Mt. Emma, Santiago Canyon drainage. 1159 Comment
  RSA586978  Penstemon centranthifolius Orlando Mistretta 1992-5-8 319 Los Angeles San Gabriel Mountains: Little Rock Creek, slopes E of Little Rock Creek Reservoir. 1159 Comment
  RSA640732  Penstemon centranthifolius Louis C. Wheeler 1931-4-11 s.n. Los Angeles Base of San Gabriel Mountains: Thompson Creek Wash. Comment
  JEPS104736  Penstemon grinnellii John L. Morrison 1937-6-18 2567 Los Angeles San Gabriel Mountains; about 200 yds below the Mount Islip saddle on trail to Crystal Lake Comment
  RSA264164  Penstemon grinnellii subsp. grinnellii Walter Wisura 1977-6-17 3680 Los Angeles Below summit of Blue Ridge, San Gabriel Mountains. Comment
  UCR96141  Penstemon heterophyllus B. G. Pitzer 1996-4-21 2713 Los Angeles Western Mojave Desert, Antelope Valley. north side of State Hwy 138 (= Ave. 'D'), c. 2 mi. west of Country Store, at town of Neenach (c. 30 mi. west of Hwy I-14). 915 Comment
  POM17876  Penstemon heterophyllus var. australis Philip A. Munz 1923-6-9 6923 Los Angeles Bouquet Canyon, Liebre Mts. 671 Comment
  RSA408101  Penstemon heterophyllus var. australis Anstruther Davidson 1892-7-4 s.n. Los Angeles Acton. Comment
  UCD124237  Penstemon heterophyllus var. australis Daryl Koutnik 1978-5-30 504 Los Angeles Cornell Corners on Cornell Road south of Agoura Road. 274 Comment
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Oct 1 2018
  RSA191023  Penstemon heterophyllus var. heterophyllus Robert F. Thorne 1963-7-11 32787 Los Angeles Near junction of road to Upper Shake Campground and Lake Hughes-Gorman road, Angeles National Forest. Comment
  JEPS13709  Penstemon incertus R. Hoffman 1931-4-28 334 Los Angeles between Willow Springs and Neenach (Antelope Valley); , btw Willow Springs and Neenach Comment
  UC139648  Penstemon labrosus LeRoy Abrams 1902-6-30 2606 Los Angeles Mt. Wilson Comment
  JEPS23215  Penstemon labrosus Rimo Bacigalupi with Reino Alava 1958-7-20 6440 Los Angeles near Grassy Hollow (close to summit of Blue Ridge); San Gabriel Mts., Angeles National Forest 2225 Comment
  RSA724671  Penstemon spectabilis K. Dobry 1991-6-24 d- 746 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  SFV17399  Penstemon spectabilis M. S. Valenzuela 1998-5-20 64 Los Angeles Santa Monica Mountains Along Mulholland Drive at mile marker 24.57. West of Cold Canyon. 305 Comment
  RSA0062904  Pentagramma triangularis R. F. Thorne 1966-4-17 36121 Los Angeles San Clemente Island: Rocky, steep upper slopes of Box Canyon, NW of Horse Canyon, SW of Thirst. 244 Comment
  UCSB62247  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-10-1 Los Angeles San Gabriel Mtns., no. of Pacifico Mtns., Santiago Cyn. ca. 1/2 mi. north of the campground 1158 Comment
  RSA771579  Perideridia pringlei R. G. Swinney 2009-5-6 10655 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  UCD116258  Peritoma arborea Kenneth A. Wilson 1961-2-8 837 Los Angeles Santa Gabriel Mountains. On Rt. 6, about 7 miles N of Forest Park. Comment
  UCSB7000  Peritoma arborea Wedberg, H. 1957-2-17 Los Angeles Point Dume 15 Comment
  SD85193  Peritoma arborea var. arborea E. R. Blakley 1961-9-23 4743 Los Angeles Santa Catalina Island; beach bluff between Isthmus Harbor and Fisherman's Cove. 4 Comment
  LA88356  Perityle emoryi O. H. Kappler; 1943-5-9 399 Los Angeles 30 Comment
  POM308326  Petalonyx thurberi Henry J. Ramsey, Henry J. Ramsey 1937-8-7 3057 Los Angeles Sand Canyon, San Gabriel Mountains Comment
  RSA426153  Phacelia bicolor Ora M. Clark 1929-3-30 1926 Los Angeles E of Lancaster Comment
  RSA0084146  Phacelia bicolor E. K. Balls, N. N. Balls 1966-3-17 12121 Los Angeles 2.3 mi W of Llano - along Hwy 138, Palmdale to the Cajon Pass. Comment
  LA200561  Phacelia brachyloba Jonathan Sauer; Stephanie Hedges 1978-5-27 6039 Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  RSA427577  Phacelia brachyloba L. E. Hoffman 1927-8-19 s.n. Los Angeles Clear Creek, Angeles National Forest. Comment
  SEINET12280055  Phacelia cicutaria Unknown 1933-1 8522 Los Angeles Comment
  IRVC28571  Phacelia cicutaria var. hispida A. C. Sanders, Mark Elvin, et al. 2003-4-14 25964 Los Angeles Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River NE end of Santa Susana Mtns. 351 Comment
  LA38553  Phacelia cicutaria var. hispida W. O. Griesel; 1934-5-1 4445 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA210959  Phacelia cicutaria var. hispida Robert F. Thorne 1963-5-5 32311 -a Los Angeles Upper part of Cobal Canyon, foothills of San Gabriel Mts., ca. 4 miles N of Claremont. 518 Comment
  RSA427625  Phacelia cicutaria var. hispida F. R. Fosberg 1931-3-23 4336 Los Angeles Hamilton Canyon, near Avalon, Santa Catalina Island. 25 Comment
  RSA703620  Phacelia cicutaria var. hispida Tim Thibault, Ryan Gilmore 2004-4-29 240 Los Angeles Dry Lake Canyon, between tunnels W of Mt. Baldy Road 974 Comment
  UC1211050  Phacelia cicutaria var. hispida Huron H. Smith 1912-5-31 5053 Los Angeles Pebble Beach Rd Santa Catalina Isl. 7 Comment
  UCR255506  Phacelia cicutaria var. hispida Dan S. Cooper 2014-6-4 614- 17 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Hollywood Reservoir, eastern edge of perimeter road/Canyon Lake Dr. 233 Comment
  SD28037  Phacelia cicutaria var. hispida Carl B. Wolf 1932-5-9 3479 Los Angeles Santa Catalina Island; left fork of Pebbly Beach Canyon. 152 Comment
  RSA755961  Phacelia cryptantha Orlando Mistretta, Christine Mistretta 2008-4-7 2376 Los Angeles along SCE transmission line corridor, ca. 1.5 mi. NW of intersection of transmission line with State Hwy. 14 (1.75 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 41 per TRTP survey-2008) 972 Comment
  RSA679866  Phacelia curvipes LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 882 -b Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  RSA709956  Phacelia curvipes LeRoy Gross 2005-4-28 2151 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
  UC107363  Phacelia distans T. S. Brandegee 1890-1 Los Angeles Santa Catalina Island Comment
  UCR259683  Phacelia distans R. G. Swinney 2010-4-1 12125 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  RSA308649  Phacelia distans David Armacost 1963-4-25 150 Los Angeles Diamond Bar Ranch, San Jose Mtns. 305 Comment
  UC50447  Phacelia douglasii H. M. Hall Apr 1903 3778 Los Angeles Playa del Rey Comment
  UC1228866  Phacelia floribunda Peter H. Raven 1962-7-12 18037 Los Angeles Northwest Harbor San Clemente Island (w end) Comment
  SFV13270  Phacelia fremontii M. J. Thor 1983-4-16 172 Los Angeles Mojave Desert Palmdale, north of Little Rock, Mount Emma Road. West facing slope by roadside. 945 Comment
  SFV21879  Phacelia fremontii L. L. Zung 2011-5-17 10 Los Angeles San Gabriel Mountains Juniper Hills. 1280 Comment
  RSA0055049  Phacelia fremontii James R. Shevock 1972-4-25 1590 Los Angeles Sierra Hwy., 5 mi. W. of Palmdale. 967 Comment
  CDA40372  Phacelia grandiflora T. C. Fuller & T. Suzuki 1958-5-9 s.n. Los Angeles Millard Canyon, Chaney Trail above Altadena. 0 Comment
  UCR270034  Phacelia imbricata R. G. Swinney 2011-7-21 15530 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  UC1348980  Phacelia imbricata subsp. imbricata Robert F. Thorne, M. Z. Thorne 1967-7-19 37171 Los Angeles above Crystal Lake Recreation Area; San Gabriel Mts., Angeles National Forest, Big Cienega Sprin 1981 Comment
  UC1244095  Phacelia imbricata subsp. patula L. R. Heckard 1953-6-15 507 Los Angeles along road from Mt. Gleason 4 mi below Messenger Flats (along creek); San Gabriel Mountains, Angeles National Forest, Pachoima Cre 1645 Comment
  RSA428048  Phacelia longipes Robert Gustafson 1973-5-17 s.n. Los Angeles 3 mi southwest of the Mt. Wilson turnoff on Angeles Crest Highway 1585 Comment
  CDA40404  Phacelia longipes T. C. Fuller 1980-6-12 20281 Los Angeles San Gabriel Mountains; Angeles Crest Highway, Hwy 2, 1.3 km west of road to Mt. Wilson. Comment
  POM3756  Phacelia minor P. A. Munz 1918-3-28 2002 Los Angeles Small canyon: 3 mi. N of Claremont, near Palmer s Canyon Comment
  RSA0087876  Phacelia minor R. G. Swinney 2010-6-29 13373 B Los Angeles Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake. 308 Comment
  SD125447  Phacelia minor Daryl Koutnik, John Cuti 1978-4-12 338 Los Angeles Verdugo Mountains, S of La Tuna Canyon Road 579 Comment
  UC1174719  Phacelia minor George W. Gillett 1954-4-23 367 Los Angeles Johnson's Pasture San Gabriel foothills (near Claremont) Comment
  UC306117  Phacelia minor Ernest Braunton 1901-6-15 Los Angeles foothills near Sherman Comment
  RSA0003861  Phacelia oreopola L. R. Heckard 1953-6-15 505 Los Angeles San Gabriel Mts., western side of Mt. Gleason along road to Tujunga Canyon. Comment
  UC1244089 Image available Phacelia oreopola L. R. Heckard and R. Bacigalupi 1953-6-15 505 Los Angeles Los Angeles Co. Comment
  SFV3026  Phacelia parryi K. A. Wilson 1961-2-8 838 Los Angeles San Gabriel Mountains Route 6, about 7 miles north of Forest Park. 745 Comment
  UCR259393  Phacelia ramosissima R. G. Swinney 2010-8-30 13627 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  RSA428166  Phacelia ramosissima var. austrolitoralis R. F. Folger 1929-11 s.n. Los Angeles Playa del Rey. Comment
  RSA428278A  Phacelia ramosissima var. latifolia G. R. Johnstone 1930-6-22 s.n. Los Angeles Ravenna. Comment
  LA38546  Phacelia tanacetifolia Carl Epling; 1926-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  UC56885  Phacelia viscida H. M. Hall 1902-5-11 3269 Los Angeles Sierra Santa Monica Comment
  UCR49211  Phacelia viscida Kathy Harper 1987-5-2 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Hwy, between Las Virgenes Valley Overlook [34 deg. 06' 07'N, 118 deg. 41' 37'W) and Yerba Buena Rd.; at Yerba Buena Road Comment
  RSA732770  Phalaris aquatica R. G. Swinney 2000-5-19 7687 Los Angeles San Dimas, Johnstone Peak ridge, overlooking San Dimas Canyon at end of dirt road SE from the peak. 768 Comment
  SBBG31121  Phalaris aquatica R. F. Thorne 1966-6-1 36500 Los Angeles stream flowing from reservoir at upper end of Cape Cyn 335 Comment
  UCSB12546  Phalaris aquatica Hochberg, Fred 1961-3-17 Los Angeles North corner of Work Barn, Middle Ranch, Middle Canyon, Catalina Island Comment
  POM356924  Phalaris minor Chung-Hsin Chung 1931-2-26 s.n. Los Angeles Pasadena. Comment
  RSA747044  Pholistoma auritum R. G. Swinney 2008-4-16 8673 Los Angeles San Dimas, Spring Canyon, north end between east and west forks of canyon. 393 Comment
  RSA0119001  Pholistoma membranaceum A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33527 Los Angeles Western Transverse Range; Liebre Mtns. Region: south of hwy 138 just east of mouth of Horse Camp Canyon, c. 1 mile ENE of La Liebre Ranch. 945 Comment
  UCR149818  Pholistoma membranaceum Scott D. White, Michael Honer 2004-3-30 9959 Los Angeles W Mojave Desert, east edge of the City of Palmdale, c. 1 mi west-northwest of 'Four Points 838 Comment
  RSA459317  Pholistoma racemosum F. H. Elmore 1939-2-18 412 Los Angeles San Clemente Island. Comment
  RSA536074  Pholistoma racemosum Tim S. Ross 1991-5-21 5413 Los Angeles San Clemente Island: Upper reaches of Box Canyon, SW side of the island. 412 Comment
  UC1952544  Pholistoma racemosum Reid Moran 1941-3-1 663 Los Angeles Arrow Point, Santa Catalina Island. Comment
  UCD120971  Pholistoma racemosum Reid Moran 1941-2-17 574 Los Angeles Los Angeles Co.; San Clemente Island, Middle Ranch, east side of ravine. 500 Comment
  RSA729455  Phoradendron bolleanum R. G. Swinney 1998-7-8 6327 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  UC220850  Phoradendron densum A. D. E. Elmer June 1902 3607 Los Angeles Acton Comment
  POM11488  Phoradendron pauciflorum Philip A. Munz 1921-6-18 4636 Los Angeles San Antonio Mountains, Swartout Valley. 1829 Comment
  UCD102198  Phoradendron serotinum Del Wiens 1958-12-10 2427 Los Angeles Cobal Canyon, N. of Claremont. 426 Comment
  POM354332  Phoradendron villosum Louis C. Wheeler 1932-4-9 581 Los Angeles Kings Canyon near Elizabeth Lake. 1037 Comment
  LA200955  Phyllospadix torreyi John Bleck; 1965-10-2 Los Angeles 0 Comment
  RSA636109  Phyllospadix torreyi Robert F. Thorne 1974-9-13 45093 Los Angeles Santa Catalina Island: Inner shore of Catalina Harbor. Comment
  POM50617  Physalis philadelphica L. R. Abrams 1901-7-20 1904 Los Angeles San Gabriel Comment
  RSA607598  Physalis philadelphica Louis C. Wheeler 1966-10-25 9067 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  RSA497254  Pinus coulteri L. C. Wheeler 1966-11-30 9163 Los Angeles San Gabriel Mountains: Crystal Lake cutoff c. 1 mi S from Snow Spring, Bear Creek off W Fk San Gabriel Drainage. Scattered grove below and some trees above Hwy for c. 1 mi both N and S of Snow Spring, on SW slope Mt. Islip 1768 Comment
  NY61450  Pinus flexilis L. Abrams 1908-7-3 605 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  SD252215  Pinus halepensis Steven A. Junak 2000-10-14 Sca 1418 Los Angeles Santa Catalina Island: W flank of Black Jack Peak, above road to summit of peak, overlooking Black Jack Bampground. 527 Comment
  UCR206170  Pinus halepensis A. C. Sanders, T. B. Salvato 2009-5-21 36894 Los Angeles San Gabriel Valley, Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 70 Comment
  RSA774600  Pinus jeffreyi R. G. Swinney 2009-7-29 11429 Los Angeles Pacifico Mountain summit 2134 Comment
  CAS-BOT-BC78750  Pinus lambertiana Geo. B. Grant 1904-5-18 6233 Los Angeles Summit Mt. Wilson 1828 Comment
  HSC35976  Pinus monophylla Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-8-19 2174 Los Angeles Beside Hwy. 5, W of junction with Hwy. 138 915 Comment
  RSA384450  Pinus ponderosa Ora M. Clark 1928-12-8 1365 Los Angeles San Gabriel Mountains, Middle elevations Comment
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Mar 27 2014
  RSA535557  Piptatherum miliaceum Timothy S. Ross 1991-9-2 5926 Los Angeles Santa Monica Mountains; near Mulholland Hwy at Yerba Buena Rd. 473 Comment
  UCR129387  Piptatherum miliaceum L. C. Wheeler 1933-9-10 2104 Los Angeles San Gabriel Mtns., Santa Anita Canyon 534 Comment
  UCR210437  Piptatherum miliaceum R. G. Swinney 2008-11-30 9880 Los Angeles San Gabriel Mtns., Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy 165 Comment
  CAS-BOT-BC71786  Pityrogramma triangularis var. viscosa Carl B. Wolf 1932-5-9 3499 Los Angeles Santa Catalina Island, along road to Renton Mine, about due West of Pebbly Beach 304 Comment
  CAS-BOT-BC434970  Plagiobothrys arizonicus A. C. Sanders 2007-4-19 33431 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1098 Comment
  RSA0047911  Plagiobothrys arizonicus R. G. Swinney 2010-5-12 12749 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
  SBBG126028  Plagiobothrys arizonicus A. Parikh, N. Gale 2010-5-11 3153 Los Angeles 1.5 km S of Hwy 138, near intersection of 130th St W and Ave E, 0.1 km E of power lines 787 Comment
  SD124496  Plagiobothrys arizonicus Barry Prigge 1986-3-20 6961 Los Angeles Tehachapi Mountains: 0.4 miles east of Gorman on Lancaster Rd. 1128 Comment
  RSA347574  Plagiobothrys arizonicus B. A. Prigge 1986-3-20 6961 Los Angeles 0.4 miles east of Gorman on Lancaster Road 1128 Comment
  UCR143221  Plagiobothrys canescens George B. Grant, Walter Wheeler (6159) 1904-4-23 996 Los Angeles Channel islands, Santa Catalina Island 488 Comment
  UCR94672  Plagiobothrys leptocladus A. C. Sanders, E. J. Lott 1993-5-6 13977 Los Angeles Western Mojave Desert, SW edge of Rosamond Dry Lake, near east end of Ave 'C,' just west of Piute Ponds and east of Sierra Hwy, at edge of Edwards AFB 700 Comment
  RSA177840  Plantago coronopus Robert F. Thorne, Percy C. Everett 1965-5-11 34561 Los Angeles Santa Catalina Island. N beach of Little Harbor. 2 Comment
  POM312788  Plantago major D. Taylor 1952-10-26 353 Los Angeles San Antonio Canyon. 915 Comment
  RSA68969  Plantago major Louis C. Wheeler 1933-11-19 2274 Los Angeles San Gabriel Canyon. 335 Comment
  RSA732946  Platanthera sparsiflora Richard G. Swinney 1999-8-14 7624 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
  POM308442  Platanus racemosa Henry J. Ramsey, Henry J. Ramsey 1937-3-27 3030 Los Angeles Little Tujunga Canyon Comment
  UCD143187  Platanus racemosa Louis C. Wheeler 1946-8-27 6263 Los Angeles San Gabriel Mountains, Sandrock Creek at Pear Blossom Highway, near confluence of Sandrock Creek and Big Rock Creek; 1/4 mile southeast of Big Rock Patrol Station. 1112 Comment
  UCR61061  Platanus racemosa R. G. Swinney 1989-11-24 1499 Los Angeles San Gabriel Mtns, San Gabriel Mountains, vicinity Glendora Wilderness Park, Big Dalton Cyn area. NE corner of Sierra Madre Ave. and Glendora Mountain Road Comment
  SEINET12036344  Platanus racemosa Unknown 1936-1 12733 Los Angeles near Santa Monica Comment
  CAS-BOT-BC91678  Platystemon californicus W. R. Dudley; F. H. Lamb 1896-6-8 4382 Los Angeles Liebre Mountains. Kings Canyon. Comment
  UCR192178  Platystemon californicus A. C. Sanders 2008-4-17 34944 Los Angeles Transverse Range, hills 1.5 mi. SW of Neenach School, c. 1.5 mi. west of Pine Canyon 976 Comment
  UCR273450  Poa howellii R. G. Swinney 2011-5-19 14770 B Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Millie's Apple Orchard 912 Comment
  UCR113665  Poa pratensis subsp. pratensis L. C. Wheeler 1968-6-14 s.n. Los Angeles Transverse Range; San Gabriel Mtns., Spring on north side of Blue Ridge by Guffy Camp Comment
  POM1238  Poa secunda B. Sanford 1912-05 s.n. Los Angeles Claremont Comment
  RSA600392  Poa secunda V. W. Steinmann 1996-3-30 820 Los Angeles Pomona, Elephant Hill, E-facing slope above and adj. to Mission Blvd. at a point 0.5km SW of Humane Way., 34?33'N, 117?47'30W 300 Comment
  RSA649658  Poa secunda Michael Horn 1991-5-7 33 Los Angeles Take dirt road 4N06 2.5 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site 1463 Comment
  UCR126584  Poa secunda A. C. Sanders 2003-4-17 26071 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines 442 Comment
  RSA175356  Poa secunda var. secunda E. Crow 1930-6-29 s.n. Los Angeles Trail near Crystal Lake. Comment
  RSA92315  Poa secunda var. secunda F. W. Peirson 1918-6-1 2683 Los Angeles Eaton Canyon, south base of San Gabriel Mtns. Comment
  RSA477714  Polycarpon depressum L. C. Wheeler 1934-3-29 2481 Los Angeles Sepulveda Canyon, Santa Monica Mountains. 183 Comment
  SBBG131897  Polycarpon depressum S. A. Junak, D. Wilken 1996-3-27 SCI 257 Los Angeles just N of Eel Cove Cyn, with high midden 27 Comment
  RSA268491  Polycarpon tetraphyllum Mildred E. Mathias 1965-7-20 s.n. Los Angeles Mildred E. Mathias residence. West Los Angeles. Comment
  RSA607511  Polygonum argyrocoleon 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
  RSA760612  Polygonum aviculare R. G. Swinney 2008-12-6 9967 Los Angeles Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel. 229 Comment
  UCR131391  Polygonum aviculare Alison Lipman 1998-6-30 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  UCR139909  Polygonum hydropiperoides Scott D. White 1997-5-14 5125 Los Angeles Base of San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, SW of 210 Freeway, east of Hansen Dam and north of Wentworth Street 351 Comment
  UC1595416  Polygonum lapathifolium Tim Ross and Annette H. Ross 1991-7-29 5719 Los Angeles Elephant Hill San Dimas USGS 7.5 ' quad, Puente Hills, W Pomona (base of n slope, n-most point of hills, w-running streamlet) 231 Comment
  RSA706652  Polygonum punctatum A. C. Sanders, Mark A. Elvin, Cathleen Weigand 2002-8-1 25526 Los Angeles Santa Clara River Valley; Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0,75 mi. SW of Castaic Junction. 305 Comment
  CAS-BOT-BC71890  Polypodium californicum Geo. B. Grant Apr 8 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  RSA656134  Polypodium californicum Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 666 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 548 Comment
  UCSB62390  Polypodium californicum Kendall, M. 1921-2-13 Los Angeles Palmer's Canon Comment
  UCSB62411  Polypodium californicum Kendall, M. Los Angeles Lone Hill Comment
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Sep 26 2016
  UCSB8305  Polypodium californicum Olsen, Meryl 1954-4-19 Los Angeles Little Dalton Canyon in San Gabriel Mtns. 548 Comment
  RSA689896  Polypodium californicum Edwin Kline 1924-2-24 s.n. Los Angeles Arroyo Seco. Comment
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Jun 10 2012
  UCSB62327  Polypodium californicum Kiefer, Lawrence 1966-4-10 Los Angeles Santa Monica Mtns., Franklin Canyon, about 2mi S of Mulholland Hwy, E of road 243 Comment
  UCSB62498  Polypodium californicum Kiefer, Lawrence 1966-6-12 Los Angeles San Gabriel Mtns., Horse Canyon tributary of the E fork of the San Gabriel River, ca. 0.25mi from mouth 609 Comment
  SBBG112912  Populus fremontii S. A. Junak with K. Kirkland 1998-7-17 SCa 771 Los Angeles lower portion of Silver Cyn, ca. 0.5 air mi inland from beach 36 Comment
  LA208528  Populus fremontii subsp. fremontii K. Larson; J. Neel 1950-4-29 43 -b Los Angeles 5 mi. S of Lake Hughes Comment
  UC4932  Populus trichocarpa Blanche Trask 1896-3-1 Los Angeles Santa Catalina Island Avalon (Avalon); , Avalon Comment
  LA200779  Portulaca oleracea Jonathan Sauer; H. N. Sauer 1983-11-6 6272 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Pacific Palisades. 60 Comment
  RSA608016  Potamogeton foliosus var. foliosus L. C. Wheeler 1950-9-23 6793 Los Angeles San Gabriel Mountains: Paloma Flat. Big Tujunga Canyon. 560 Comment
  RSA777523  Potentilla glandulosa R. G. Swinney 2009-5-20 10840 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  RSA250514  Potentilla glandulosa subsp. ewanii Robert F. Thorne, John Dourley 1967-10-10 37358 Los Angeles Angeles National Forest: 1.5 mi. E of Dawson Saddle 2332 Comment
  RSA615513  Potentilla glandulosa subsp. ewanii Louis C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns.: Dorr Canyon at Angeles Crest Hwy. (by Whitethorn picnic area). 2348 Comment
  CAS-BOT-BC206973  Prosopis glandulosa var. torreyana A. D. E. Elmer 1902-6-1 3726 Los Angeles Lancaster, 15 miles east Comment
  RSA453211  Prunus emarginata Bonnie C. Templeton 1932-5-31 4903 Los Angeles Big Pines Park, San Gabriel Mountains. Comment
  UCR223106  Prunus fasciculata var. fasciculata R. G. Swinney 2009-5-13 10795 Los Angeles Transverse Range; San Gabriel Mtns. Foothills, Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  CAS-BOT-BC154931  Prunus ilicifolia Carl B. Wolf 1935-9-18 7569 Los Angeles 1 mi. E. of Newhall. Placerita Canyon. Along Placerita Creek 396 Comment
  RSA454127  Prunus ilicifolia L. E. Hoffman 1933-2-25 s.n. Los Angeles Mint Canyon. Comment
  UC12768  Prunus ilicifolia W. H. Brewer 1860-12-21 83 Los Angeles Sierra Santa Monica 365 Comment
  LA82105  Prunus ilicifolia subsp. ilicifolia O. H. Kappler; 1941-4-27 234 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UC483212  Prunus ilicifolia subsp. lyonii L. R. Abrams and I. L. Wiggins 1931-7-6 386 Los Angeles vicinity of Mosquito Harbor (San Clemente Island); San Clemente Island Comment
  CDA3912  Prunus persica T. S. Ross 1991-4-21 4499 Los Angeles Peninsular Ranges; Chino-Puente Hills region. Whittier hills (Puente hills, pro parte): Turnbull canyon drainage near mouth of Turnbull canyon. Comment
  UCR208202  Prunus virginiana var. demissa I. M. Johnston 1917-8-23 1712 Los Angeles Transverse Ranges; San Antonio [San Gabriel] Mtns., Prairie Fork of San Gabriel River 1524 Comment
  CAS-BOT-BC140648  Pseudognaphalium biolettii A. C. Sanders 2003-3-14 25759 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 560 Comment
  RSA158278  Pseudognaphalium biolettii Peter H. Raven 1962-4-12 17347 Los Angeles Wilson Cove, San Clemente Island. 107 Comment
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Dec 22 2010
  RSA416588  Pseudognaphalium biolettii R. Bardell 1929-12 s.n. Los Angeles El Segundo. Comment
  RSA786901  Pseudognaphalium biolettii Doris Bowers 1956-5-2 552 Los Angeles Road to Puddingstone, LaVerne. 320 Comment
  UCSB7171  Pseudognaphalium biolettii Haller, Norman 1953-3-3 Los Angeles Top of Faculty Hill, U.C.L.A. 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
  UCR280517  Pseudognaphalium stramineum R. G. Swinney 2014-5-13 16502 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
  HSC99974  Pseudotsuga macrocarpa Michael Kauffmann 2011-5-28 14 Los Angeles On the Upper San Gabriel River Canyon below Mount Baden Powell. 1463 Comment
  SBBG98145  Psilocarphus tenellus T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5184 Los Angeles Twin Dams, pond at W of the two earthen dams, and mesic inlet draw 473 Comment
  RSA0077521  Pteridium aquilinum var. lanuginosum G. Wallace 1965-7-18 s.n. Los Angeles Mt. Waterman, Angeles Crest Hwy. Comment
  POM6781  Pteridium aquilinum var. pubescens O. Kenney 1892-12-16 s.n. Los Angeles Near Pasadena Comment
  UCR194261  Pterostegia drymarioides R. G. Swinney 1998-8-5 6656 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch 1280 Comment
  RSA596212  Purshia tridentata var. glandulosa Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3386 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  RSA86654  Purshia tridentata var. glandulosa F. W. Peirson 1923-5-26 3531 Los Angeles Rock Creek, north slope of San Gabriel Mts. 1448 Comment
  UC1128517  Purshia tridentata var. glandulosa G. T. Nordstrom 1935-1-24 318 Los Angeles 3 mi ssw Gorman; Tejon Quad. 1036 Comment
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May 8 2009
  RSA657456  Pycnanthemum J. Stephens 1980-4-30 27 Los Angeles Verdugo Mountains Region: Front yard of home on corner of Canyonside Road and Manzanita St., east side of Pickens Canyon, La Crescenta. 701 Comment
  UC405480  Quercus unknown 1901-5-12 1092 -3868 Los Angeles Pasadena Comment
  RSA475265  Quercus X macdonaldii Mark Hoefs 1974-10-3 577 Los Angeles Upper part of Middle Canyon [Santa Catalina Island]. 299 Comment
  UCD46927  Quercus X macdonaldii Robert F. Thorne; P. Everett 1965-5-12 34639 Los Angeles Wet margins of small stream in Bulrush Canyon, Santa Catalina Island. 243 Comment
  LA91456  Quercus agrifolia Bruce Douglas Clayton; Greg Shaw 1972-4-4 sn Los Angeles Santa Monica Mountains, Mountain Park Research Campus, Upper of Temescal and Rustic Canyons; In Nettleburn Creek Canyon 554 Comment
  RSA307816  Quercus agrifolia var. agrifolia Henry J. Ramsey 1938-2-13 2744 Los Angeles Eaton Canyon Park, Altadena. Comment
  RSA128278  Quercus berberidifolia H. J. Thompson 1959-3-27 1889 Los Angeles Santa Monica Mountains: Saddle Peak, 1.5 miles east of peak. 732 Comment
  UCR178211  Quercus berberidifolia LeRoy Gross 2000-11-4 316 Los Angeles Verdugo Mountains, trail at end of Morning Glow, past Sunglow Way, east of La Tuna Canyon Road, Sun Valley 366 Comment
  UCSB34815  Quercus berberidifolia Lloyd, Robert 1959-3-3 Los Angeles Ganesha Hills near comer of Hillcrest and North Hill north of Pomona 274 Comment
  RSA0046923  Quercus berberidifolia Rosemarie Beline 1941-07 s.n. Los Angeles Santa Suzanna [Susana] Pass. Comment
  RSA476905  Quercus chrysolepis Ora M. Clark 1928-12-8 1363 Los Angeles S Baldy Camp, Mountain Canyons Comment
  RSA652325  Quercus chrysolepis Paul M. Inman 1983-5-15 51583 -4 Los Angeles Big Santa Anita Canyon in the Angeles National Forest, San Gabrile Mountains, about 1 mile north of Arcadia, growing at 3000' [along] the upper Winter Creek trail above Hoegees Camp. 915 Comment
  UC847967  Quercus dumosa Marcus E. Jones, A. M. 1882-2-27 3034 Los Angeles Pasadena Comment
  JEPS37350  Quercus durata Theodore Payne 1907-11-5 3 Los Angeles San Gabriel Canyon San Gabriel Mts. 609 Comment
  POM20902  Quercus durata var. gabrielensis Fordyce Grinnell Jr. 1917-9-23 s.n. Los Angeles Negro Canyon near Pasadena; San Gabriel Mts. Comment
  RSA476764  Quercus durata var. gabrielensis Bonnie C. Templeton 1929-12-15 1447 Los Angeles Arroyo Seco, near Camp Switzers. 900 Comment
  RSA747860  Quercus durata var. gabrielensis Scott D. White, Justin M. Wood 2009-5-6 12683 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  UCD45999  Quercus durata var. gabrielensis Rudolph Fischer 1965-9-23 s.n. Los Angeles On mesa 1/2 mile west of Live Oak Canyon, ca. 2 miles (airline) north of La Verne and 5 miles northwest of Pomona, foothills of San Gabriel Mountains, Los Angeles County, California. 457 Comment
  RSA190903  Quercus engelmannii Robert F. Thorne 1967-5-18 36864 Los Angeles Santa Catalina Island Middle Bulrush Canyon 244 Comment
  UC1135586  Quercus engelmannii A. E. Wieslander 1936-8-29 684 Los Angeles Santa Anita Pasadena Quad. 182 Comment
  UCD56595  Quercus garryana var. semota J. M. Tucker 1938-7-18 117 Los Angeles Bouquet Canyon. At side of road to Pelona Lookout. Sierra Pelona Ridge. 1219 Comment
  UCR222848  Quercus john-tuckeri R. G. Swinney 2009-4-28 10546 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  UCR18945  Quercus lobata John C. Roos 1946-11-23 3157 Los Angeles Transverse Range, Placerita Canyon [in Santa Clarita] Comment
  RSA725646  Quercus pacifica Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 421 Los Angeles Santa Catalina Island. Lower road above Cherry Cove just N of fourth of July Cove. 45 Comment
  SBBG41297  Quercus tomentella M. R. Benedict 1970-6-27 Los Angeles lower Cape Cyn about 1.5 mi above jct with Middle Cyn Comment
  UC284715  Quercus tomentella P. A. Munz 1923-4-9 6694 Los Angeles near Lemon Tank; San Clemente Island Comment
  UC625052  Quercus tomentella F. R. Fosberg 1931-7-16 S 5607 Los Angeles Gallagher's Canyon, right fork Santa Catalina Island 100 Comment
  CAS-BOT-BC379002  Ranunculus aquatilis var. diffusus Willis L. Jepson 1896-3-11 s.n. Los Angeles Claremont Comment
  RSA399383  Ranunculus californicus R. S. Woglum 1930-5-10 s.n. Los Angeles North Hollywood Comment
  RSA127951  Ranunculus hebecarpus H. J. Thompson 1959-4-19 1954 Los Angeles Mulholland Highway, 1 miles W of Las Virgenes Road, Malibu Creek drainage. Santa Monica Mountains. 274 Comment
  RSA431480  Raphanus sativus L. E. Hoffman 1926-3-18 s.n. Los Angeles Arroyo Seco Canyon Comment
  SEINET12210179  Rhamnus crocea var. ilicifolia I. W. Clokey, Templeton, B. 1929-1 4575 Los Angeles Mandeville Canyon, Santa Monica Mountains 275 Comment
  RSA1646  Rhamnus ilicifolia Ralph Hoffmann 1931-5-3 328 Los Angeles Western edge of Antelope Valley, 3 miles east of Elizabeth Lake. Comment
  UC1584705  Rhamnus ilicifolia Tim Ross 1991-3-24 4310 Los Angeles Whittier Hills (Puente Hills, pro parte), drains sse into Turnbull Canyon Whittier Hills 237 Comment
  CAS-BOT-BC59846  Rhamnus ilicifolia G. B. Grant 1900-4-12 s.n. Los Angeles unspecified. Comment
  RSA1828  Rhamnus pirifolia Knopf, Johnson 1930-1-30 698 Los Angeles Middle Ranch Canyon, Santa Catalina Island. Comment
  RSA3684  Rhamnus pirifolia Carl B. Wolf 1932-5-10 3531 Los Angeles Santa Catalina Island, 100 yards SE of summit of Equestrian Trail, back of Avalon 305 Comment
  UC592934  Rhamnus pirifolia C. B. Wolf 1932-5-10 Los Angeles back of Avalon (100 yds se of summit of the Equestrian Trail); Santa Catalina Island 304 Comment
  CAS-BOT-BC170476  Rhus integrifolia Alice Eastwood 1917-7-20 6449 Los Angeles Santa Catalina Island Comment
  CLARK-A1528-1410  Rhus integrifolia John C. Roos 1949-2-13 4083 Los Angeles Whittier Comment
  IRVC69  Rhus integrifolia Gordon A. Marsh 1965-7-31 11 Los Angeles Santa Catalina Island; Fisherman Cove. Channel Islands Comment
  RSA0031691  Rhus integrifolia M. J. Schoenfeld 1967-8-21 9 Los Angeles Glendale Foothills. 213 Comment
  RSA386493  Rhus integrifolia D. A. Young 1969-3-9 P- 365 Los Angeles 1/2 mile from gate 6, Puddingstone State Park, off of san dimas ave. in a canyon approx. 330 yds. NW of the road. 305 Comment
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Aug 12 2014
  UCR145561  Rhus integrifolia Gordon Marsh 1965-7-31 11 Los Angeles Catalina Island, Fisherman Cove Comment
  UCR209891  Rhus integrifolia R. G. Swinney 1969-4-2 327 Los Angeles Western Transverse Range; Santa Monica Mtns., about 1 mi north of Encinal Beach on Lechuza Rd 152 Comment
  UCR272346  Rhus integrifolia R. G. Swinney 2011-3-15 14102 Los Angeles San Gabriel Mountains, Arcadia, Arcadia Wilderness Park, 2240 Highland Oaks Drive, lower Santa Anita Cyn., southern portion of park 232 Comment
  CLARK-A1528-1415  Rhus laurina John C. Roos 1937-7-19 2419 Los Angeles San Gabriel Mountains Comment
  UCR95514  Rhus ovata L. C. Wheeler 1966-10-12 8966 Los Angeles San Gabriel Mtns., Susanna Cyn, 1/4 mi downstream from falls. 533 Comment
  UC1595429  Rhus trilobata Tim Ross 1992-7-10 6638 Los Angeles Big Tujunga Canyon, 310m e of where Cold Water Canyon meets Big Tujunga Creek (e side of the road to Colby Ranch); San Gabriel Mountains 963 Comment
  RSA660830A  Rhus viminalis LeRoy Gross 2001-3-25 379 Los Angeles Verdugo Mountains Region: Northwest side, along north side of hill north of the 210 freeway (Verdugo Crestline Dr.) between freeway and city of Sunland, entered at Topley Lane Comment
  UC421651  Ribes amarum John Thomas Howell 1928-2-9 3332 Los Angeles Santa Anita Canyon San Gabriel Mts. Comment
  UCSB2585  Ribes amarum Kraebel, C. 1932-1 Los Angeles San Dimas Canyon; Angeles Forest Comment
  UCR186762  Ribes aureum T. B. Salvato, Sandra Murcia 2007-3-28 2009 Los Angeles San Gabriel Mountains, Santa Anita Reservoir, proposed 4-acre sediment placement site, east side of the channel and 0.4 mi south of the Elkins Avenue entrance gate 680 Comment
  CAS-BOT-BC92457  Ribes aureum var. gracillimum Antone Blazic 1923-3-5 31 Los Angeles Los Angeles. Comment
  RSA595517  Ribes aureum var. gracillimum Louis C. Wheeler 1969-4-19 s.n. Los Angeles San Gabriel Mountains. Sand Canyon. 526 Comment
  RSA746548  Ribes aureum var. gracillimum A. C. Sanders, T. B. Salvato 2009-5-21 36899 Los Angeles Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 66 Comment
  UC1127637  Ribes aureum var. gracillimum Jerome S. Horton 1937-5-8 436 Los Angeles San Dimas Canyon wash below lower dam Pomona Quad. 304 Comment
  CAS-BOT-BC93098  Ribes californicum var. hesperium Ellsworth Bethel 1920-2-16 s.n. Los Angeles Monrovia. Comment
  CLARK-A1528-4120  Ribes californicum var. hesperium John C. Roos 1966-2-4 Los Angeles Claremont Comment
  UC11623  Ribes californicum var. hesperium W. H. Brewer Jan. 1861 133 Los Angeles near Camp 6; San Gabriel Comment
  UCR70821  Ribes divaricatum var. parishii L. C. Wheeler 1934-3-18 2452 Los Angeles San Gabriel River 73 Comment
  UCSB31596  Ribes lasianthum Griesel, Wesley 1962-5-24 Los Angeles Dawson Saddle; State Hwy. #2; San Gabriel Mts 2438 Comment
  CAS-BOT-BC173422  Ribes malvaceum T. Craig; W. Simonds 1927-4-30 233 Los Angeles Fern Canyon, near Brown's Flats, San Antonio Mts. Comment
  CAS-BOT-BC173431  Ribes malvaceum Ellsworth Bethel 1920-2-17 s.n. Los Angeles Near Orchard Camp, Mt. Wilson trail Comment
  UCR256217  Ribes malvaceum R. G. Swinney 2010-6-4 13026 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
  PASA2255  Ribes malvaceum var. viridifolium Annetta Carter 1929-1-6 Los Angeles Big Santa Anita Canyon 411 Comment
  POM211  Ribes malvaceum var. viridifolium I. M. Johnston 1917-7-1 1752 Los Angeles Near Brown s Flats. 1524 Comment
  RSA441473  Ribes malvaceum var. viridifolium Bonnie C. Templeton 1931-4-2 s.n. Los Angeles Mulholland Drive. Comment
  RSA596416  Ribes nevadense Tim S. Ross 1990-6-11 3353 Los Angeles Big Rock Creek canyon. 120m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin) 1732 Comment
  RSA84838  Ribes nevadense F. W. Peirson 1918-5-26 72 Los Angeles Summit of Mt. Wilson, San Gabriel Mts Comment
  RSA0056533  Ribes nevadense Orlando Mistretta 1992-5-16 15 Los Angeles Vicinity of Big Pines; head of Swarthout Valley; Mountain High Ski area, San Gabriel Mountains. Comment
  UC1127501  Ribes quercetorum A. D. Gifford 1935-3-26 510 Los Angeles Oak Grove Canyon Tejon Quadrangle Comment
  RSA641687  Ribes roezlii Orlando Mistretta 1993-6-2 859 Los Angeles San Gabriel Mountains: Near Vincent Gap, south slope of Vincent Gulch. 2085 Comment
  CAS-BOT-BC186157  Ribes roezlii var. roezlii A. D. E. Elmer 1902-6-1 3604 Los Angeles Acton, Mt. Gleason Comment
  LA26151  Ribes speciosum Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  CAS-BOT-BC173852  Ribes velutinum Charles J. Lovell 1942-5-28 s.n. Los Angeles Big Rock Creek, San Gabriel Mts. 1524 Comment
  CATA1938  Ribes viburnifolium E. R. Blakley 1961-9-24 4764 Los Angeles Santa Catalina Island: Point between Fourth of July Cove and Cherry Valley, on cliff above ocean 45 Comment
  CHSC98043  Ricinus communis LeRoy Gross; Michael Denslow, Bill Hogshead, S. Swartzentruber 2003-6-17 1030 Los Angeles Transverse Ranges; Verdugo Mountains region: South side of mountains. Along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon. UTM Zone 11; 3783279N 0382445E. 262 Comment
  RSA188148  Ricinus communis R. F. Thorne, P. C. Everett 1965-6-22 34875 Los Angeles Santa Catalina Island. Canyon behind Bird Park 91 Comment
  RSA480747  Ricinus communis Floy Stanley 1928-4-22 s.n Los Angeles Monrovia. Comment
  RSA232970  Romneya coulteri var. trichocalyx D. A. Young 1969-5-25 P 485 Los Angeles Along the side of San Dimas Ave. about 1 mile north of Pudding Stone Lake 305 Comment
  RSA657283  Rubus ursinus Greg Burchett, Lisa Kegarice, Curtis Clark 1992-5-26 92 -13 Los Angeles Santa Clara River west from I-5 to trailer park. Comment
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May 21 2015
  UC52228  Rumex acetosella unknown May 1903 Los Angeles Comment
  SBBG113267  Rumex conglomeratus S. A. Junak with M. L. Hoefs, M. Gay 1997-6-6 SCa 439 Los Angeles N end of upper Buffalo Springs Reservoir, just NW of airport 435 Comment
  UCR158863  Rumex conglomeratus Scott D. White 1994-7-14 2243 Los Angeles Transverse Ranges; San Gabriel Mountains, San Dimas Canyon; along San Dimas Canyon Road 396 Comment
  UC465807  Rumex crispus J. Burtt Davy May 9 1896-May 24 1896 2279 Los Angeles Antelope Valley Comment
  LA38632  Rumex crispus Henry J. Thompson; 1959-11-23 3011 Los Angeles Santa Monica Mountains, Franklin Canyon, S shore of upper Franklin Canyon Reservoir 259 Comment
  RSA466075  Rumex crispus F. R. Fosberg 1930-6-26 S 3041 Los Angeles Lower Ballona Creek. 8 Comment
  RSA658413  Rumex crispus Erinn Wilson 1996-5-18 31 Los Angeles found off j lot [Cal Poly Pomona, parking] Comment
  RSA774956  Rumex salicifolius R. G. Swinney 2009-5-6 10685 Los Angeles Carr Canyon at confluence with Little Rock Creek 909 Comment
  SBBG31013  Rumex salicifolius R. F. Thorne with P. C. Everett 1965-5-10 Los Angeles Cape Cyn 274 Comment
  HSC33099  Rumex salicifolius E. A. Wise 1974-8-8 27 Los Angeles Tapia Park, 10 mi. E of Malibu Colony, Santa Monica Mtns. Comment
  SBBG132066  Rumex salicifolius S. A. Junak, B. Collins 1991-4-24 SCI 194 Los Angeles lower part of Eel Cove Cyn 30 Comment
  RSA0011532  Rumex salicifolius var. salicifolius Orlando Mistretta, Christine Mistretta 2011-6-23 5732 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  RSA547803  Rumex salicifolius var. salicifolius Tim S. Ross, Peter Fritsch 1990-6-20 3599 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
  POM50896  Rupertia physodes L. R. Abrams 1901-4-13 1521 Los Angeles Wilsons Peak Trail. Comment
  UC184456  Salazaria mexicana A. D. E. Elmer June, 1902 3671 Los Angeles Palmdale Comment
  UCR149891  Salazaria mexicana R. G. Swinney 1999-6-18 7322 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  RSA610215  Salicornia virginica L. C. Wheeler 1970-9-5 s.n. Los Angeles Venice: Canal Street at Washington Blvd. Comment
  LA208608  Salix exigua Carl W. Sharsmith; 1932-1-17 13 Los Angeles San Gabriel Mountains, at the bottom of Lower San Gabriel Canyon, ca 9.5 km above Azusa 300.0 Comment
  SBBG130995  Salix exigua S. A. Junak 1999-5-6 SCa 887 Los Angeles Parsons Landing, at W end of beach, just inland from crk mouth 6 Comment
  SEINET6075125  Salix exigua Unknown 1954-3-23 15260 Los Angeles Chino Wash at the south edge of Pomona on the road to Chino. Comment
  UCR150620  Salix exigua Scott D. White 1997-5-8 5093 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
  UCR189669  Salix exigua R. G. Swinney 1998-7-6 6269 Los Angeles San Gabriel Mtns., near mouth of Mescal Canyon, 2.7 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1488 Comment
  LA52083  Salix exigua var. hindsiana A. M. Johnson; 1932-5-30 4079 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  UC506515  Salix exigua var. hindsiana C. R. and B. S. Ball 1933-7-6 2526 Los Angeles along ditch on Hw. 199 near Gorman; San Gabriel Mts. Comment
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Jun 18 2014
  LA52061  Salix laevigata Carl Hedin; J. A. Ewan 1932-4-22 7622 Los Angeles SAN FERNANDO VALLEY, Los Angeles River, at Radford Dr. 179 Comment
  POM166757  Salix laevigata L. R. Abrams 1903-4-14 3253 Los Angeles Los Angeles River, near Rivera. Comment
  RSA594572  Salix laevigata Louis C. Wheeler 1966-10-12 8980 Los Angeles San Gabriel Mountains. East fork, San Gabriel Canyon, 1/4 mi. upstream from Heaton Flat. 610 Comment
  SD1008  Salix laevigata Carl W. Sharsmith 1931-10-26 2 Los Angeles Santa Clara River Valley, 1.5 km north of Castaic 315 Comment
  UC846601  Salix laevigata I. W. Clokey and B. C. Templeton 1930-4-8 4724 Los Angeles San Francisquito Canyon 800 Comment
  UC492430  Salix lasiandra subsp. lasiandra Carl W. Sharsmith 1932-1-17 12 Los Angeles ca. 11 km. above Azusa; Lower San Gabriel Canyon 300 Comment
  CATA3193  Salix lasiolepis Julia Parish, Margie Pfeffer 2016-8-18 005 Los Angeles Santa Catalina Island: Up drainage on south side of West End Rd., about 60 meters west of junction with Parsons Landing Rd. 68 Comment
  LA208794  Salix lasiolepis Carl Hedin; Joseph Ewan 1933-3-25 7659 Los Angeles Verdugo Canyon at Colina Drive [Area 3] Comment
  POM123032  Salix lasiolepis Marcus E. Jones 1924-2-15 s.n. Los Angeles San Antonio Canyon, Claremont. Comment
  POM362719  Salix lasiolepis M. B. Dunkle 1936-3-28 4712 Los Angeles Santa Catalina Island, Silverado Canyon. Comment
  POM362726  Salix lasiolepis Edwin Kline 1925-2-28 s.n. Los Angeles Near Pomona. Comment
  RSA228996  Salix lasiolepis Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38861 Los Angeles N facing slope above Angeles Crest Hwy N and below Lily Spring at headwater of S fork Big Rock Creek 2317 Comment
  RSA507005  Salix lasiolepis Robert F. Thorne, M. Z. Thorne 1969-7-10 38361 Los Angeles San Gabriel Mts; Angeles National Forest; ca. 1 mile W of Wrightwood along Wrightwood-Big Pines Hwy. 1951 Comment
  UC447154  Salix lasiolepis J. Ewan 1931-2-2 4018 Los Angeles near Downey; Rio Honda River Comment
  UC473997  Salix lasiolepis Blanche Trask Apr. 1896 Los Angeles Avalon Santa Catalina Isl., Avalon Comment
  UC506423  Salix lasiolepis Carl Hedin and Joseph Ewan 1932-6-28 7673 Los Angeles Los Angeles River; Los Feliz Bridge, Area 6, Tree 1 Comment
  UC506444  Salix lasiolepis Carl Hedin and Joseph Ewan 1932-4-30 7696 Los Angeles s. of Culver City (above Ballona Creek) Comment
  UCR212776  Salix lasiolepis Ellen Mackey, Blake Whittington 2006-10-4 NFWF- 1781 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel River watershed, San Dimas Canyon Creek just downstream from dam 404 Comment
  UCR219411  Salix lasiolepis R. G. Swinney 2009-4-1 10242 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon, Monrovia Mountain Park 415 Comment
  UCR223659  Salix lasiolepis R. G. Swinney 2009-6-12 11144 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
  RSA0048520  Salix lasiolepis P. R. Brown 1970-4-9 30 Los Angeles Woodland Hills Nature Center, Canon de Lana. Comment
  UC506428  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-3-25 7661 Los Angeles Comment
  SEINET4855860  Salix lasiolepis var. bracelinae Carl W. Sharsmith 1932-1-17 7 Los Angeles Bottom of Lower San Gabriel Canyon, about 9.5 km above Azusa. 91 Comment
  RSA782213  Salsola R. G. Swinney 2009-8-25 11493 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  RSA443538  Salsola tragus A. C. Sanders 1987-9-18 7358 Los Angeles El Segundo Dunes, W of L.A. International Airport and Pershing Drive. 38 Comment
  CAS-BOT-BC180709  Salsola tragus John Thomas Howell 1950-11-9 27481 Los Angeles Pacoima Wash along Foothill Blvd. Comment
  RSA783521  Salvia J. D. Olmsted 1959-9-21 977 Los Angeles Northwest side of road from Big Dalton dam to Tan bark Flat along border of Bell Watershed 0.5 mi. below turn to Glendora Mt. Rd. SDEF. San Gabriel Mt. Range. 808 Comment
  RSA442844  Salvia apiana William Emboden 1969-5-28 34 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  POM306266  Salvia apiana var. apiana Henry J. Ramsey, Henry J. Ramsey 1938-5-22 1405 Los Angeles North Craig Ave., Altadena. Comment
  UCSB7839  Salvia carduacea Holmes, John 1963-5-3 Los Angeles along Calif 138; 4.8 miles west of San Bernardino County line 944 Comment
  RSA0047408  Salvia columbariae R. G. Swinney 2010-3-10 11827 Los Angeles Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 442 Comment
  RSA14199  Salvia columbariae Carl B. Wolf 1926-5-15 180 Los Angeles Foothills of San Gabriel mts, above Monrovia Comment
  CAS-BOT-BC233699  Salvia leucophylla G. B. Grant 1903-4-23 s.n. Los Angeles Saugus Comment
  UCR23292  Salvia leucophylla Kate Kramer 1981-5-31 54 Los Angeles Malibu Beach 7.5' Q., Malibu Creek State Park. 2 mi west of Las Virgenes & Mulholland Hwy intersection on Mulholland Hwy 275 Comment
  CAS-BOT-BC233302  Salvia mellifera C. F. Baker 1909-5-15 5321 Los Angeles Moutains near Claremont Comment
  LA82005  Salvia mellifera Harlan Lewis; 1940-2-4 1068 Los Angeles Santa Monica Mountains, Near Saddle Peak 609 Comment
  RSA670303  Salvia mellifera Joseph M. Keefe 2001-3-19 31189 Los Angeles San Rafael Mountains. 20 meters north of Glenoaks Boulevard, 150 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208. 488 Comment
  UC1211067  Salvia mellifera Huron H. Smith 1912-5-29 5032 Los Angeles trail from summit Santa Catalina Island 365 Comment
  UCD125590  Salvia mellifera P. B. Kennedy 1928-3-1 s.n. Los Angeles canyon above golf-links, Avalon, Santa Catalina. Comment
  RSA0065578  Sambucus caerulea Eleanor McClung 1937-5-5 163 Los Angeles Griffith Park, Los Angeles. Comment
  RSA477540  Sambucus mexicana M. B. Dunkle 1928-5-28 1984 Los Angeles Santa Catalina Island, Avalon Canyon. Comment
  RSA482491  Sambucus mexicana Richard Noyes, L. Arnseth 1988-4-30 540 Los Angeles South facing slope of Thompson Creek Dam 500 Comment
  UC410511  Sambucus mexicana Alice Eastwood 1928-6-15 15377 Los Angeles Claremont Comment
  CAS-BOT-BC238713  Sambucus nigra subsp. caerulea Rimo Bacigalupi 1953-5-2 4049 Los Angeles Northern limits of Oak Flat Public Camp, Angeles National Forest, just off U.S. 99 853 Comment
  CAS-BOT-BC238741  Sambucus nigra subsp. caerulea Alice Eastwood 1917-7-20 6471 Los Angeles Santa Catalina Island Comment
  OBI69291  Sambucus nigra subsp. caerulea John Knapp, Denise Knapp 2003-5-11 42 Los Angeles Catalina Island. Comment
  SD49390  Sanicula arguta Reid Moran 1959-3-9 7160 Los Angeles San Clemente Island, in arroyo 1 mile north of Eel Point 20 Comment
  LA201026  Sanicula bipinnata Carl Wishner; 1997-3-26 sn Los Angeles Santa Monica Mountains, Cornell, hills just E of Los Angeles County Fire Station 275.0 Comment
  CATA878  Sanicula crassicaulis Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1689 Los Angeles Santa Catalina Island: Canyon behind Haypress Reservoir 377 Comment
  UC196094  Sanicula crassicaulis S. B. and W. F. Parish Apr 1885 983 Los Angeles West Cold Creek; Southern California, West Cold Creek Comment
  UCR62093  Sanicula crassicaulis S. J. Myers, R. Montijo 1990-4-20 s.n. Los Angeles Powder Canyon, in city of La Habra Heights 245 Comment
  RSA11609  Sanicula tuberosa C. Epling, R. Fowler, K. Kueen 1933-04 s.n. Los Angeles Santa Monica Mtns, Boney Ridge. Comment
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Nov 11 2014
  SD112052  Satureja douglasii Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Santa Catalina Island, Middle Ranch Road Comment
  OBI77030  Schinus molle Rebecca Cicoria 1982-5-8 70 Los Angeles Palos Verdes Peninsula: Western end of Burma Trail, Rancho Palos Verdes. Comment
  RSA610961  Schinus molle L. C. Wheeler 1932-9-8 1357 Los Angeles [County line: Los Angeles/ San Bernardino] San Antonio wash at Foothill Blvd. Comment
  RSA177765  Schismus arabicus R. F. Thorne, P. Everett 1965-5-10 34455 Los Angeles Near Echo Lake, Santa Catalina Island 412 Comment
  RSA0045425  Schismus arabicus Wendy Boes 2009-3-22 2009 -006 Los Angeles San Gabriel Mountains; Big Dalton Reservoir; Forest Service Road 1N141. 526 Comment
  RSA0115854  Schismus arabicus Steven A. Junak 1999-5-6 SCa- 880 Los Angeles Santa Catalina Island. On W side of Cherry Cove, just N of road, ridgetop. 71 Comment
  RSA749659  Schoenoplectus acutus var. occidentalis R. G. Swinney 2005-8-5 8365 Los Angeles Caldwell Lake at Mile High, 0.4 mi. west of jct. of 204th St. East and Big Pines Hwy 1561 Comment
  CAS-BOT-BC111304  Schoenoplectus acutus var. occidentalis Robert F. Thorne; C. W. Tilforth 1971-6-17 39874 Los Angeles 0.7 mi W of Soledad Station, Soledad Canyon, N slope of San Gabriel Mts. Comment
  RSA366044  Schoenoplectus americanus Freda Detmers 1928-4-24 s.n. Los Angeles Los Angeles. Los Angeles River. Comment
  RSA365990  Schoenoplectus pungens Edith A. Purer 1931-8-4 s.n. Los Angeles Hollywood by the sea. Comment
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May 15 2014
  POM14337  Scirpus microcarpus Phillip A. Munz 1922-7-17 6071 Los Angeles San Antonio Canyon. Wet meadow on hillside below Camp Baldy 1280 Comment
  JEPS11400  Scrophularia californica Frank W. Peirson 1918-6-30 191 Los Angeles along Mt. Wilson Toll Road Mt. Wilson; San Gabriel Mts 1097 Comment
  POM49303  Scrophularia villosa L. W. Nuttall 1920-5-27 s.n. Los Angeles Catalina Island Comment
  RSA11010  Scutellaria tuberosa Carl B. Wolf 1928-4-1 1618 Los Angeles Santa Susanna Pass, 0.5 miles from summit. 457 Comment
  POM222228  Secale cereale L. C. Wheeler 1936-6-21 4164 Los Angeles Palmer Canyon, San Gabriel Mts. 701 Comment
  UCR95747  Sedum spathulifolium Steve Boyd, M. Wall 1996-5-16 8777 Los Angeles Liebre Mtns., confluence of Ruby Canyon and Elizabeth Lake Canyon at northwest end of Red Mountain 585 Comment
  LA209598  Selaginella asprella Lawrence L. Kiefer; 1966-10-15 2427 Los Angeles San Gabriel Mountains, Bear Canyon-Devil's Canyon Primitive Area, ca. 0.5 mi down the stream below Snow Spring on Hwy. 39 1523 Comment
  RSA151023  Selaginella bigelovii Peter H. Raven 1962-5-8 17605 Los Angeles San Clemente Island: second canyon south of Seal Cove 30 Comment
  RSA683757  Selaginella bigelovii Ora M. Clark 1928-10-14 1200 Los Angeles N Claremont. Comment
  SFV6770  Selaginella bigelovii T. Gordon, K. A. Wilson, D. R. Perry, M. H. Grayum 1974-3-8 70 Los Angeles San Gabriel Mountains Placerita Canyon. Comment
  CAS-BOT-BC327396  Senecio astephanus F. Grinnell Jr. 1917-6-10 s.n. Los Angeles Sister Elsie Peak Trail near Pasadena, San Gabriel Mountains 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
  UCR210411  Senecio flaccidus var. douglasii R. G. Swinney 2008-12-6 9976 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel 229 Comment
  UCR212804  Senecio flaccidus var. douglasii Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1848 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River near Rincon Ranger Station [off Hwy 39] 451 Comment
  UCR209487  Senecio ionophyllus R. G. Swinney 2008-6-17 9019 Los Angeles San Gabriel Mountains, 1.2 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1902 Comment
  SBBG43850  Senecio lyonii M. R. Benedict 1971-6-27 Los Angeles NW tip of San Clemente Island Comment
  RSA495558  Senecio triangularis S. Zona, D. Arias, Oscar Dorado, M. Hanson, J. L. Villasenor 1989-6-21 347 Los Angeles Mountain High Ski Resort: W of Wrightwood, N slopes of San Gabriel Mts. 2017 Comment
  RSA669704  Senecio vulgaris LeRoy Gross, Naomi Fraga 2002-4-4 512 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road,, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 532 Comment
  UCR186881  Senecio vulgaris A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32039 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  RSA527643  Senecio vulgaris Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4397 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  POM186317  Sesbania exaltata Louis C. Wheeler 1932-9-8 1354 Los Angeles 2 miles NE La Verne 366 Comment
  SEINET10589628  Setaria Joseph A. Ewan 1932-7-11 Ewan 7470 Los Angeles Hard adobe of neglected lawn Ingraham St. L.A., Ca. Comment
  UCR182248  Setaria parviflora R. G. Swinney 1997-12-31 5891 Los Angeles South Coast, Irwindale; abandoned gravel pit N of and adjacent to 210 Freeway, about 300 m east of Irwindale Avenue 152 Comment
  RSA607601  Setaria viridis L. C. Wheeler 1966-10-25 9064 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  SBBG71477  Sidalcea sparsifolia R. Hoffmann 1929-5-21 Los Angeles Elizabeth Lake Comment
  RSA477872  Silene gallica F. R. Fosberg 1931-4-15 S- 4633 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  RSA4825  Silene gallica James Snow 1932-1 s.n. Los Angeles Bryant Ranch, near Long Beach, Station no.3. Plat. 3. Comment
  POM156343  Silene gallica L. R. Abrams 1902-5-31 2489 Los Angeles Cultivated fields, Inglewood. Comment
  CSUSB706  Silene laciniata Virginia M. Bolton 1966-5-10 Los Angeles Pomona (city), on the Cal Poly campus hillside. California Polytechnic University, Pomona. Comment
  RSA477924  Silene laciniata subsp. major J. E. Stumbo 1962-7-5 s.n. Los Angeles Crowing in chaparral, c. 2500, at the Lux Arboretum Annex, Monrivia. 762 Comment
  SEINET13387095 Image available Silene verecunda R. G. Swinney 2011-1 15497 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
  UCR271173  Silene verecunda R. G. Swinney 2011-7-8 15497 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  UCR51920  Silene verecunda Steve Boyd, Laura Kopase 1987-6-8 2075 Los Angeles San Gabriel Mtns., 5 mi. WNW of Wrightwood in Cedar Canyon, near junction with Mescal Creek 1524 Comment
  OBI55021  Silybum marianum Steve Boyd, Lauren Raz 1997-5-28 9866 Los Angeles Liebre Mts region: Knapp Ranch area at upper endo f Castaic crk drainage in broad alluvial valley at head of Cienaga Cyn, S Liebre Mtn. T7N R17W E 1/2 SW 1/4 sec 14; 7N 17W W 1/2 SE 1/4 sec 14 939 Comment
  RSA600371  Silybum marianum Steve Boyd, Lauren Raz 1997-5-28 9866 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
  RSA701273  Silybum marianum LeRoy Gross 2003-5-4 819 Los Angeles South side of mountains: Along east side of Brand canyon a short distance above the large waterfall. 393 Comment
  UCR255512  Silybum marianum Dan S. Cooper 2014-6-26 614- 33 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, north end of Fern Dell picnic area near Western Canyon Rd. 205 Comment
  CAS-BOT-BC172758  Sisymbrium altissimum Mark A. Elvin; Cathleen Weigand 2003-5-22 2895 Los Angeles Santa Susana Mtns.: crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  RSA0087865  Sisymbrium officinale R. G. Swinney 2010-6-21 13285 Los Angeles 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
  RSA624049  Sisymbrium orientale L. C. Wheeler 1967-5-23 9705 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  SEINET13710056  Sisyrinchium bellum J. Adams, J. Adams (Botany) 1965-1 60 Los Angeles Near Claremont, Palmer Canyon, 1/4 Mi. Beyond Badua Hills 2700Ft 823 Comment
  UCD138832  Sisyrinchium bellum Gordon J. Pilone 1963-5-3 270 Los Angeles Oak Flats Fire Guard Station on Highway 99. San Emigdio Mountain range. 975 Comment
  RSA611921  Solanum americanum Louis C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  UC1929597  Solanum americanum Steve Boyd, Mark Elvin, Rick Burgess, Lloyd Simpson 2006-11-8 11702 Los Angeles Transverse Ranges; Liebre Mountains region; southwestern shore of Quail Lake, extreme western end of Mojave Desert at north base of Liebre Mountains. 1024 Comment
  NY759478  Solanum douglasii T. S. Ross 1991-2-23 4110 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon ca 1/5 air-mile WNW of Turnbull Canyon Rd x Skyline Drive. 299 Comment
  RSA0085097  Solanum douglasii R. G. Swinney 2010-4-1 12155 Los Angeles San Gabriel Mountains: Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., (below burn area of 2009, Station Fire), below Forest Service boundary, from wash bottom to 150 m. to the west and from 50 to 150 meters north of Maclay. 399 Comment
  RSA642689  Solanum douglasii Orlando Mistretta 1992-7-14 707 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  UCR206524  Solanum douglasii A. C. Sanders, T. B. Salvato 2009-5-19 36825 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  UCR259126  Solanum douglasii R. G. Swinney 2010-4-28 12384 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
  UCR270084  Solanum douglasii R. G. Swinney 2011-3-17 14121 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  RSA606172  Solanum douglasii Leota Brice 1936-6-2 s.n. Los Angeles San Gabriel Canyon. Comment
  RSA651330  Solanum douglasii Stephen Hill 1981-2-26 23 Los Angeles E. of parking lot M. in field of Cal Poly Pomona Campus. Comment
  RSA596429  Solanum elaeagnifolium Steve D. Boyd, Mark A. Elvin, Victoria Jotikasthira 1996-6-25 8869 Los Angeles Liebre Mountains, along the Ridge Route west of Castaic Canyon, 3.5 miles north of the junction with Templin Highway, under high-tension power lines. 945 Comment
  CHSC3678  Solanum physalifolium var. nitidibaccatum Mary MacArthur 1966-5-26 31 Los Angeles Switzers camp. San Gal. Mts. 914 Comment
  UCR131617  Solanum triflorum L. C. Wheeler 1932-8-6 1124 Los Angeles San Gabriel Valley, 2.5 miles NNE of Claremont 427 Comment
  CAS-BOT-BC154725  Solanum umbelliferum T. S. Ross; S. D. Boyd 1994-5-10 7718 Los Angeles Liebre Mountains. Warm Springs Canyon: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 682 Comment
  JEPS12156  Solanum umbelliferum Frank W. Peirson 1918-6-16 186 Los Angeles Rock Creek; San Gabriel Mountains, Rock Creek 1447 Comment
  RSA655943  Solanum umbelliferum James Henrickson 2000-4-15 20711 Los Angeles 1 mile SE of Newhall in W part of Whitney Canyon just NE of junction of San Fernando Road and State Hwy 14, within 200ft of Hwy 14 473 Comment
  UC586885  Solanum umbelliferum Joseph Andorfer Ewan 1934-8-3 8380 Los Angeles Swarthout Valley, near county line Swarthout Valley; San Gabriel Mountains, Swarthout Valley 1981 Comment
  UC64393  Solanum umbelliferum H. M. Hall 1899-6-21 12375 Los Angeles Schwartout Canyon; San Antonio Mountains, Schwartout Canyon Comment
  RSA427439  Solanum umbelliferum Geo. C. Johnstone 1928-4-8 s.n. Los Angeles N of Big Pines. Comment
  IRVC28162  Solanum xanti A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26276 Los Angeles NE side of Castaic Mesa, ca. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch Western San Gabriel Mtns. 396 Comment
  UCR141851  Solidago californica R. G. Swinney 1997-9-6 5858 Los Angeles San Gabriel Mountains, Mescal Picnic Park [= Mescal Campground] about 200 m N of Big Pines Rd along Mescal Canyon bottom. 1854 Comment
  UCR210487  Solidago confinis R. G. Swinney 2008-11-29 9857 Los Angeles San Gabriel Mtns., mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  SEINET11382851 Image available Solidago confinis Unknown 1936-1 9997 Los Angeles San Gabriel Mts. Swartvet Valley mdw. at 6V50 J Comment
  SFV4111  Solidago velutina subsp. californica M. L. Vincent 1963-11-22 469 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 2 miles west of Topanga Canyon Road. South of the main road about 0.25 miles on a path. Comment
  SBBG128268  Solidago velutina var. californica J. L. McCune 2005-8-30 4 Los Angeles just N of Middle Ranch Rd, W of white bridge that is just W of jct with Herman's Trail, opposite pine grove 249 Comment
  UCR190275  Sonchus asper R. G. Swinney 1998-8-1 6617 Los Angeles San Gabriel Mtns., Vincent Gulch, c. 2.5 miles ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  RSA474102  Sonchus oleraceus Robin S. Collins 1973-5-15 265 Los Angeles Angeles National Forest; Trail Canyon, into cyn. ca. 1/2 - 1 mi from beginning of pack trail 610 Comment
  RSA4783  Sonchus oleraceus James Snow s.n. Los Angeles Bryant Ranch, near Long Beach. Collected for correlation with a soil survey by the Association Laboratory, Anaheim, Calif. Comment
  LA10625  Sorghum halepense Marion Olsen; June 1926 sn Los Angeles Arcadia Comment
  RSA383723  Sparganium erectum subsp. stoloniferum F. R. Fosberg 1930-6-26 3033 Los Angeles Lower Ballona Creek. 6 Comment
  RSA5888  Spartina foliosa C. B. Wolf 1932-9-16 4108 Los Angeles Bryant Ranch, 100 to 150 ft W of State Highway at SE corner of Pacific Western Oil Co. lease in 1705 acre portion 2 Comment
  RSA0097066  Spergularia Anstruther Davidson 1920-4-1 s.n. Los Angeles Playa del Rey. Comment
  UCR197222  Spergularia bocconi Valerie Soza, Ileene Anderson, LeRoy Gross 2000-6-6 984 Los Angeles Verdugo Mountains, southwest side, along Verdugo Mtwy, above Brace Canyon, west of junction with Stough Canyon Mtwy 610 Comment
  RSA0098746  Spergularia macrotheca Reid V. Moran 1958-9-15 6836 Los Angeles San Clemente Island, slope above Wilsons Cove. 50 Comment
  SDSU14841  Spergularia macrotheca var. macrotheca Patrick McConnell 2003-4-27 25 Los Angeles San Clemente Island, SHOBA zone, near top of small hill approx 200m south of China Point Road, approx 1/4 from lands end, directly south of solar powered shack. 89 Comment
  CAS-BOT-BC390802  Spergularia marina Le Roy Abrams 1899-5-1 227 Los Angeles Ballona Harbor Comment
  CAS-BOT-BC390799  Spergularia marina Alice Eastwood 1906-5-29 73 Los Angeles Country adjacent to Los Angeles. Ocean Park Comment
  UCD23439  Sphaeralcea ambigua var. rosacea Robert C. Bechtel 1956-7-18 7 Los Angeles Tanbark Flat, San Dimas Experimental Forest. Shrub to 10 feet tall, branching, flowers pinkish. On hillside, associated with Lotus, Salvia, Cercocarpus and Baccharis. 822 Comment
  RSA725849  Sphenosciadium capitellatum R. G. Swinney 1997-7-16 5658 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
  RSA0092460  Stachys albens R. G. Swinney 2011-11-3 15982 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, First Water, 1.7 miles up canyon from Mt. Wilson trailhead, north of Sierra Madre. 622 Comment
  RSA733670  Stachys albens R. G. Swinney 1998-8-5 6641 Los Angeles San Gabriel Mtns.: Prairie Fork, c. 250 m east of confluence with Vincent Gulch. 1366 Comment
  UCR11805  Stachys albens P. H. Raven, H. J. Thompson 1959-10-14 14629 Los Angeles Western Transverse Range; Santa Monica Mtns., east end of Malibu Lake 221 Comment
  UCR127386  Stachys albens A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25527 Los Angeles Santa Clara River Valley, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  UCR150548  Stachys albens R. G. Swinney 1999-6-21 7350 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  RSA446656  Stachys bullata Frances M. Morey 1922-5-15 s.n. Los Angeles Los Angeles. Comment
  LA82038  Stachys rigida var. rigida O. H. Kappler; 1943-4-28 374 Los Angeles Santa Monica Mountains, Sepulveda Canyon 152 Comment
  RSA226025  Stanleya pinnata var. pinnata R. F. Thorne, C. W. Tilforth 1971-6-29 40640 Los Angeles Angeles National Forest: along Little Rock Creek, 1.6 mi. above Little Rock Dam near Reservoir Campground 1006 Comment
  UC831291  Stebbinsoseris heterocarpa P. A. Munz 1922-5-15 5599 Los Angeles San Dimas 365 Comment
  RSA478173  Stellaria media H. L. Bauer 1929-5-20 s.n. Los Angeles Long Beach lawn Comment
  SEINET12558157 Image available Stellaria nitens Timothy S. Ross, Darin Banks 1994-1 7507 Los Angeles San Francisquito Canyon: westerly ridge descending from SW/NE-trending ridge which divides S. Fr. Cyn from Dry Canyon; ca 480 m SE of where Drinkwater Canyon joins S. Fr. Canyon. Warm Springs Mountain 7.5' USGS Quadrangle. 634 Comment
  SD69462  Stellaria pallida Robert F. Thorne 1966-4-5 35853 Los Angeles Santa Catalina Island: Rocky, dry, S-facing slope above stream in Cottonwood Canyon. 106 Comment
  SFV20879  Stenotaphrum secundatum L. Gross, A. E. Gutman, S. Gutman 2000-9-8 270 Los Angeles San Fernando Valley Tujunga Ponds. 335 Comment
  RSA233405  Stephanomeria blairii R. F. Thorne 1966-4-17 36123 Los Angeles San Clemente Island, Box Canyon, NW of Horse Canyon, SW of Thirst. 183 Comment
  JEPS36880  Stephanomeria exigua subsp. coronaria Frank W. Peirson 1923-8-31 4014 Los Angeles Blue Ridge San Gabriel Mountains 2529 Comment
  CAS-BOT-BC322843  Stephanomeria pauciflora A. D. E. Elmer 1902-6-1 3501 Los Angeles Lancaster Comment
  RSA94983  Stephanomeria spinosa F. W. Peirson 1923-8-30 4742 Los Angeles Le Montaine north of Big Pines, Swartout Valley. 2226 Comment
  CATA413  Stephanomeria virgata subsp. virgata Sara L. Crockett, Mark Hoefs, Steve Junak, Gary Allan 1996-10-31 550 Los Angeles Santa Catalina Island: Upper Cape Canyon 216 Comment
  RSA717957  Stephanomeria virgata subsp. virgata R. G. Swinney, Dave Larson 1996-8-7 5250 Los Angeles Eastern San Gabriel Mountains: San Dimas Experimental Forest, head of Dry Lake Canyon at Dry Lake, site of CCC camp in 1930s. 1524 Comment
  RSA457815  Stillingia paucidentata Anstruther Davidson 1892-07 s.n Los Angeles Lancaster. Comment
  UCR255819  Stipa cernua R. G. Swinney 2010-5-4 12496 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  RSA0119760  Stipa lepida R. G