Search Results — 2000 specimen records retrieved (1602 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/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA460979  Abronia John P. Hill 1929-3-1 s.n. Los Angeles El Segundo. Comment
  CAS-BOT-BC383914  Abronia pogonantha Roxana S. Ferris 1918-6-12 930 Los Angeles Lancaster Comment
  RSA229848  Abronia pogonantha Ruth Wilson 1968-4-14 1087 Los Angeles near buttes at 168th and P-8 Comment
  UCR255474  Acacia Dan S. Cooper 2014-6-26 614- 27 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., southeastern corner of Griffith Park, slope north of Commonwealth Nursery site, above Vista del Valle Dr. 276 Comment
  SFV6151  Acacia baileyana K. A. Wilson, T. Gordon, M. H. Grayum 1974-2-8 1348 Los Angeles San Fernando Valley Chatsworth. Box Canyon Road. Comment
  CATA3347  Acacia decurrens Julia Parish 2017-2-23 013 Los Angeles Santa Catalina Island: South edge of main buildings at Airport, planted 0 Comment
  RSA600087  Acer macrophyllum Steve D. Boyd, Lauren Raz 1997-5-20 9800 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  SD255617  Acer macrophyllum Ian Cain, Natasha Bartely 2010-6-23 1536 Los Angeles Angeles National Forest, San Gabriel Mountains. Along Bear Creek east of Cogswell Dam. 562 Comment
  UC1870246  Acer macrophyllum LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 566 Los Angeles Transverse Ranges: Verdugo Mountains Region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road, (Santa Monica Mountains Conservancy land) side canyon off of La Tuna Canyon 488 Comment
  RSA0056313  Acer macrophyllum Geo. E. Julian 1963-6-2 s.n. Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  RSA594744  Achnatherum coronatum Timothy S. Ross 1995-4-7 8360 Los Angeles TEMPLIN HIGHWAY ca. 100-250 ft NE of its inter- section with the Old Ridge Route (near the headwaters of Violin Canyon). 866 Comment
  RSA651296  Achnatherum coronatum Lori Ackerman, Gerald Braden, Arthur Davenport 1988-5-4 24 Los Angeles North end of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  SEINET11682293  Achnatherum coronatum M. E. Jones 1882-1 3545 Los Angeles Pasadena Comment
  SEINET7300423 Image available Achnatherum coronatum R. F. Thorne, C. W. Tilforth 1971-6-17 39926 Los Angeles 1.3 miles below Bear Divide Station junction along Little Tujunge Canyon Rd., San Gabriel MTS., Angeles National Forest 671 Comment
  UC641627  Achnatherum hymenoides G. L. Stebbins Jr. 1939-6-16 2860 Los Angeles 5 mi s Gorman (along US Hwy 99) 1005 Comment
  SEINET5585746  Achnatherum occidentale Tim Ross, Steve Boyd 1990-1 3448 Los Angeles San Gabriel Mountains: Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake; Mescal Creek USGS 7.5' quad 1878 Comment
  RSA660082  Achnatherum speciosum Orlando Mistretta 1992-5-25 411 Los Angeles Fenner Canyon Conservation Camp 1738 Comment
  UCR225785  Achyrachaena mollis Dave Silverman, Cindy Hopkins 2007-4-17 6708 Los Angeles SW Tehachapi Mtns, Tejon Ranch, 1.2 km due south of Oso Canyon, 2.4 km south of the Kern County line, and 4.2 km NE of Hwy 138 and I-5 junction 1101 Comment
  SBBG37918  Acmispon argophyllus var. adsurgens M. B. Dunkle 1939-4-2 7200 Los Angeles San Clemente Island Comment
  CATA715  Acmispon argophyllus var. argenteus Mark L. Hoefs 1991-5-3 1215 Los Angeles Santa Catalina Island: Above road on north-west side of Descanso Canyon, near entry to Hamilton Cove 79 Comment
  SD75555  Acmispon argophyllus var. argenteus Reid Moran 1941-2-19 594 Los Angeles San Clemente Island, Middle Ranch, gravelly slope of ravine 500 Comment
  LA47998  Acmispon dendroideus var. dendroideus Geo. B. Grant; 1904-6-17 710 Los Angeles Pasadena Comment
  SDSU4345  Acmispon dendroideus var. traskiae R. M. Beauchamp 1967-3-18 292 Los Angeles San Clemente Island. Comment
Read comments
May 16 2008
  LA103213  Acmispon grandiflorus var. grandiflorus Barry A. Prigge; 1985-6-14 6409 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  LA52418  Acmispon maritimus var. maritimus Martha Hilend Kinsey; 1935-3-16 sn Los Angeles Santa Monica Mountains, Bel-Air Estates Comment
  LA52422  Acmispon maritimus var. maritimus W. O. Griesel; 1936-4-19 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  SD90552  Acmispon strigosus Robert F. Thorne 1973-4-11 42810 Los Angeles San Clemente Island, rocky slopes of upper part of Middle Ranch Canyon 381 Comment
  HSC87040  Acmispon wrangelianus A. C. Sanders, E. J. Lawlor 1988-4-3 7758 Los Angeles SW end of theTehachapi Mtns, l mi. NW of Gorman on a gasline rd, 0.4 mi. above old highway 1284 Comment
  LA52447  Acmispon wrangelianus W. O. Griesel; 1936-4-18 sn Los Angeles Santa Monica Mountains, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd) Comment
  UCD104502  Acmispon wrangelianus Geoffrey Levin 1974-4-27 52 Los Angeles Evey Canyon, a side canyon of San Antonio Canyon. San Gabriel Mts. Mt. Range. 731 Comment
  OBI26244  Adenostoma fasciculatum Mark Schneider 1973-5-17 27 Los Angeles Seven Hills Ranch, Tujunga, San Bernardino Mts 549 Comment
  RSA0115315  Adenostoma fasciculatum R. G. Swinney 2010-5-25 12915 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA390573  Adenostoma fasciculatum Fay A. MacFadden 1931-3-29 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA599683  Adenostoma fasciculatum var. fasciculatum Steve D. Boyd, Lauren Raz 1997-5-6 9702 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  UC1127739  Adenostoma sparsifolium P. L. Johannsen 1934-1-5 215 Los Angeles Calabasas Quad., Dry Canyon Comment
  LA94091  Adiantum jordanii Lawrence L. Kiefer; 1962-11-10 125 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, Vicinity of the Paramount Ranch. 243 Comment
  RSA527609  Adiantum jordanii Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4434 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  UCR136836  Ageratina adenophora John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  RSA612304  Ageratina adenophora Louis C. Wheeler 1968-10-1 s.n. Los Angeles Verdugo Mountains: La Tuna Canyon Road, 1.5 miles W of Tujunga Canyon Road, 1 mile W of powerline, and 0.9 mile W of summit. Comment
  SEINET13383051 Image available Agoseris heterophylla R. G. Swinney 2011-1 15317 Los Angeles Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  CHSC95868  Agoseris retrorsa LeRoy Gross; Michael Denslow 2003-6-4 977 Los Angeles Transverse Ranges; San Gabriel Mountains region: Trail from Islip Saddle to Mt. Williamson. UTM Zone: 3802522N 0431429E. 2195 Comment
  RSA229722  Agoseris retrorsa R. F. Thorne 1969-7-2 38202 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1616 Comment
  SEINET13203283 Image available Agoseris retrorsa R. G. Swinney 2011-1 14759 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" (Chilao Flat 7.5' Q.) (T3N R12W S35) 911 Comment
  UCR194010A  Agoseris retrorsa R. G. Swinney 1999-5-22 7210 Los Angeles San Gabriel Mtns./Mojave Desert, Le Montaine Canyon, c. 0.5 mi. south of Camp Jubilee Rd. 1701 Comment
  LA211934  Agoseris retrorsa Orlando Mistretta; 1989-5-5 s.n. Los Angeles LIEBRE MOUNTAINS, Bouquet Canyon Comment
  RSA597277  Agoseris retrorsa Timothy S. Ross, Peter W. Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3723 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  UC196692  Agrostis alba A. Davidson, M. D. 1916-6-18 3158 Los Angeles roadside Alhambra Comment
  UC934049  Agrostis exarata H. L. Cogswell 1951-6-8 118 Los Angeles Watershed 4, w side Bell Cyn. San Gabriel Mountains, w side Bell Cyn., Watershed 4 853 Comment
  CAS-BOT-BC139738  Agrostis gigantea John Thomas Howell 1947-7-18 23425 Los Angeles San Gabriel Mountains. Big Pines. 2103 Comment
  RSA702489  Ailanthus altissima Scott D. White 2004-5-5 10304 Los Angeles Liebre Mountains: Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  RSA706006  Alisma triviale David E. Bramlet 2003-9-17 3468 Los Angeles San Gabriel Mountains: San Gabriel Mountains, Big Dalton Debris Basin 324 Comment
  UCR152765  Alisma triviale D. E. Bramlet 2003-9-17 3468 Los Angeles San Gabriel Mtns., Big Dalton Debris Basin 324 Comment
  SEINET10471914  Allium David B. Dunn 1946-1 Dunn 2000 Los Angeles Collected in the yard at 316 N. Ave. 50. Comment
  RSA587747  Allium fimbriatum var. fimbriatum Timothy S. Ross 1991-4-27 4721 Los Angeles Black Butte: easterly and northeasterly slopes 1082 Comment
  UCR253915  Allium lacunosum var. davisiae Mitch Provance 2010-5-6 0510- 07 Los Angeles Transverse Range/Mojave Desert, Tejon Ranch, c. 1.5 miles west of Neenach and 0.5 mi. SW of Hwy 138 crossing of Pacific Crest Trail 960 Comment
  UC284823  Allium monticola P. A. Munz 1923-5-26 6858 Los Angeles Vincent Gulch San Gabriel Mts., Vincent Gulch 1981 Comment
  UC64221  Allium peninsulare var. peninsulare H. M. Hall May 1902 3234 Los Angeles Chatsworth Hills Comment
  RSA367124  Allium praecox M. B. Dunkle 1928-3-17 1750 Los Angeles Santa Catalina Island. Isthmus. 91 Comment
  UC1605447  Allium praecox Tim Ross, Steve Boyd 1993-5-23 7273 Los Angeles 270-340 m sw of Plum Spring (northerly draw draining from saddle betw Red Mtn's long E ridge and small notched peak to upper Clearwater Canyon, Liebre Mountains, nw LA Co.); Liebre Mountains 816 Comment
  CAS-BOT-BC476833  Allium validum Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains. Table Mountain, above Wrightwood, in yellow-Jeffrey pine forest. 2133 Comment
  RSA595557  Allophyllum divaricatum Alan Prather, Alice Hempel 1993-5-17 1350 Los Angeles Angeles National Forest, along Glendora Mountain Road, 27.4 km N of the intersection with Boulder Springs drive (just S of the entrance to the National Forest). Comment
Read comments
Dec 15 2016
  RSA72056  Allophyllum divaricatum Robert L. Dressler 1949-6-18 885 Los Angeles Johnstone Peak, San Gabriel Mts. 854 Comment
  UC624998  Allophyllum glutinosum F. R. Fosberg 1931-7-14 15413 Los Angeles Hamilton Canyon Santa Catalina Isl., Hamilton Canyon 30 Comment
  POM175579  Allophyllum glutinosum E. Crow 1930-6-28 s.n. Los Angeles Bichota Canyon, San Gabriel Mountains. Comment
  RSA626225  Amaranthus albus L. C. Wheeler 1966-10-1 8949 Los Angeles San Gabriel Mountains: Colby Ranch, Coldwater Canyon. 1097 Comment
  SBBG31155  Amaranthus albus R. F. Thorne 1966-6-2 Los Angeles Echo Lake, NNE of Black Jack Mtn 411 Comment
  UCR281385  Amaranthus albus R. G. Swinney 2014-5-27 16665 Los Angeles San Gabriel Mountains, Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin 445 Comment
  IRVC26136  Amaranthus albus B. C. Templeton 1932-7-21 5035 Los Angeles Big Pines Park, Angeles National Forest San Gabriel Mtns. 1982 Comment
  UCR125260  Amaranthus blitoides A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25540 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, at circular cement cattle trough on south side of valley 366 Comment
  LA210783  Amaranthus deflexus F. H. Lewis; 1939-9-24 1007 Los Angeles West Los Angeles Comment
  RSA683890  Amaranthus hybridus A. C. Sanders, Mark Elvin, Cathleen Weigand, et al. 2002-8-6 25549 Los Angeles Santa Clara River Valley: north of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons 274 Comment
  RSA402997  Amaranthus hybridus E. S. Spalding 1922-10-10 s.n. Los Angeles Los Angeles., Roadside Comment
  UCR152487  Amblyopappus pusillus A. C. Sanders, Lee Jones 2005-4-8 29361 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  SD90451  Amblyopappus pusillus Robert F. Thorne 1973-4-11 42885 Los Angeles San Clemente Island; plateau near Cutlass above old dam. 199 Comment
  RSA739689  Ambrosia acanthicarpa John Dittes 2005-11-26 1298 Los Angeles Big Tujunga Cyn; ca. 2.7 air-miles SE of Mt. McKinley, ca. 3.8 air-miles W of Big Tujunga Reservoir, ca. 3.6 air-miles NE of Mt. Gleason Jr. High School; wash of Big Tujunga Creek near Delta Flat Picnic Area. 512 Comment
  UCR277185  Ambrosia acanthicarpa R. G. Swinney 2010-10-5 13966 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  UCD128717  Ambrosia acanthicarpa Daryl Koutnik; Bruce Holguin 1978-4-1 204 Los Angeles Mint Canyon on Sierra Hwy, 5 miles northwest of State Hwy 14. 563 Comment
  UC1215169  Ambrosia chamissonis Peter H. Raven 1962-4-11 17265 Los Angeles San Clemente Island 6 Comment
  LA201524  Ambrosia psilostachya Arthur C. Gibson; 2003-8-11 4882 Los Angeles 7 Comment
  RSA188003  Ambrosia psilostachya R. F. Thorne, Percy C. Everett 1965-6-24 35036 Los Angeles Santa Catalina Island. Lower Cottonwood Canyon 45 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
  RSA729488  Amelanchier utahensis R. G. Swinney 1999-6-21 7386 Los Angeles Boulder Canyon Wash, south of east-west road that runs through Big John Flat. Wash bottom in ravine. 1634 Comment
  CAS-BOT-BC180644  Amorpha californica var. californica LeRoy Abrams 1902-7-1 2622 Los Angeles Little Santa Anita Canyon Comment
  RSA499948  Amsinckia intermedia Elmore 427 Los Angeles San Clemente Island Comment
  SEINET3084388 Image available Amsinckia intermedia J. Harry Lehr 1971-4-12 327 Los Angeles North side of Rt. 138, 7.1 mi east of Pear Blossom. San Gabriel Mountains 1219 Comment
  SEINET3860009  Amsinckia intermedia R. G. Swinney 2009-3-19 10149 Los Angeles San Gabriel Mtns. Foothills: Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, ca 100 m north of Hwy 39.; 0 230 Comment
  UCR269885  Amsinckia intermedia Jeremiah George 2015-4-10 415- 09 Los Angeles Western Mojave Desert, Lancaster, southeast of intersection of West Ave. I and 30th St. West, north of Jackman St. 708 Comment
  UC78275  Amsinckia intermedia T. S. Brandegee 1890-5-12 Los Angeles Santa Catalina Island Comment
  UC551829 Image available Amsinckia spectabilis F. R. Fosberg 1932-3-28 10618 Los Angeles n slope San Pedro Hills , Palos Verdes Estates Comment
  SD38116  Anagallis arvensis Edith A. Purer 1931-3-19 1551 Los Angeles Manchester Av. Near western LA, grassy field Comment
  RSA607387  Ancistrocarphus filagineus L. C. Wheeler 1968-7-22 s.n. Los Angeles Devil's Canyon. 1433 Comment
  UCR139936  Ancistrocarphus filagineus L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mtns., East side of Little Tujunga Canyon, 0.75 mi SSE of Herreres Ranch 579 Comment
  SEINET10560288  Andropogon glomeratus var. scabriglumis Louis C. Wheeler 1946-9-9 Wheeler 6367 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 1/2 mile E of Bear Creek. Moist soil about south-facing calcareous seep. 518 Comment
  SFV798  Anemopsis californica P. G. Kilburn 1958-6-25 s. n. Los Angeles San Fernando Valley NW edge of San Fernando Valley at mouth of Browns Canyon near stream. 300 Comment
  JEPS32856  Anisocoma acaulis E. R. Blakley 1958-5-9 2265 Los Angeles hills 2 mi e Gorman 1097 Comment
  UCR24369  Anisocoma acaulis John C. Roos, L. Roos 1952-5-17 5678 Los Angeles Mojave Desert, 15 mi west of Adelanto [near the San Bernardino Co. line] 917 Comment
  SBBG119295  Anthriscus caucalis V. Soza, K. Hughes 1999-6-17 531 Los Angeles Chantry Flat, off rd 2N41, W of water tank 701 Comment
  RSA592435  Anthriscus caucalis L. C. Wheeler 1967-5-13 9517 Los Angeles San Gabriel Mountains. San Gabriel Canyon, El Encanto. 259 Comment
  SEINET4182862 Image available Anthriscus neglecta Robert A. Norris 1977-1 3532 Los Angeles near Lake Merced Blvd. and Winston Ave., San Francisco, S. F. Co., Calif. Comment
  RSA0053861  Antirrhinum coulterianum R. G. Swinney 2010-4-28 12438 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of the eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  UC2042125  Antirrhinum coulterianum Orlando Mistretta 1990-7-2 s. n. Los Angeles Transverse Ranges; San Gabriel Mountains region: Bear Flat. Comment
  POM354841  Antirrhinum coulterianum Samuel R. Tyson 1942-6-26 s.n. Los Angeles San Dimas Canyon. 823 Comment
  POM7698  Antirrhinum kelloggii Philip A. Munz, R. D. Harwood 1920-4-21 3683 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  UCR191283  Antirrhinum multiflorum R. G. Swinney, Dave Larson 1999-7-21 7571 Los Angeles San Gabriel Mtns., upper Fern Canyon, San Dimas Experimental Forest, from Fern Dam #1 to 3, NE of Browns Flat 1463 Comment
  POM18239  Antirrhinum nuttallianum subsp. subsessile Philip A. Munz 1923-4-11 6766 Los Angeles Hay Ranch, San Clemente Island Comment
  POM156350  Antirrhinum nuttallianum var. nuttallianum L. R. Abrams 1902-6-8 2496 Los Angeles Playa del Rey. Comment
  CATA1561  Apiastrum angustifolium Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2828 Los Angeles Santa Catalina Island: Hillside above New York Harbor 54 Comment
  POM257566  Apiastrum angustifolium C. B. Wolf 1932-5-12 3585 Los Angeles Santa Catalina Island, 1.5 miles from Little Harbor , on road to Isthums 91 Comment
  LA200141  Apiastrum angustifolium O. H. Kappler; 1944-4-1 567 Los Angeles Santa Monica Mountains, Carbon Canyon Beach Comment
  RSA470400  Apium graveolens Louis Greata 1900-08 2764 Los Angeles Cienega, Los Angeles. Comment
  CLARK-A1528-1425  Apium leptophyllum Alfred R. Roos 1958-5-29 Los Angeles parking strip on the 1900 block of Westwood Blvd. Comment
Read comments
Oct 26 2015
  RSA0077512  Aquilegia formosa var. truncata G. Wallace 1965-6-16 s.n. Los Angeles Cattle Canyon above Azusa. Comment
  SEINET10630595  Arachis hypogaea Heidi H. Schmidt 1999-10-10 Schmidt 3915 Los Angeles City of Santa Monica. Wild Oats Community Market: 500 Wilshire Blvd.: Santa Monica, CA: 90401: (310) 395-4510 - phone. 50 Comment
  UCR259648  Arbutus menziesii R. G. Swinney 2010-8-16 13566 Los Angeles San Gabriel Mountains, c. 1.0 mile NW of Chantry Flats on north side of Winter Creek Trail 768 Comment
  RSA300708  Arceuthobium californicum James R. Shevock 1974-10-5 3881 Los Angeles Along trail to Mt. Baden-Powell in the vicinity of Lamel Springs. San Gabriel Mountains. Angeles National Forest. 2361 Comment
  RSA640508  Arceuthobium californicum Louis C. Wheeler 1970-7-26 s.n. Los Angeles San Gabriel Mountains: North slope of South Hawkins 2287 Comment
  RSA756750  Arceuthobium campylopodum R. G. Swinney 2008-6-17 9049 Los Angeles ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26. 2160 Comment
  RSA639751  Arceuthobium campylopodum Louis C. Wheeler 1946-8-25 6240 Los Angeles San Gabriel Mountains; Pine Flats. 1829 Comment
  RSA629080  Arctostaphylos Jon E. Keeley, Allen Massihi 1992-8-20 20249 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  SBBG31018  Arctostaphylos catalinae R. F. Thorne 1966-4-28 36258 Los Angeles Hay Press area [Haypress] 426 Comment
  SFV2638  Arctostaphylos glandulosa K. A. Wilson 1963-5-5 1294 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles northwest of Topanga Canyon Blvd. 245 Comment
  UCD162815  Arctostaphylos glandulosa D. O. Burge 2015-3-17 1688 Los Angeles Newhall Pass. 550 Comment
  RSA70900  Arctostaphylos glandulosa subsp. cushingiana F. W. Peirson 1918-5-26 141 Los Angeles summit of Mt. Wilson 1738 Comment
  UCR150392  Arctostaphylos glandulosa subsp. glandulosa L. C. Wheeler 1967-5-15 9553 Los Angeles San Gabriel Mtns, Fremont Pass, north side 564 Comment
  POM367254  Arctostaphylos glandulosa subsp. mollis Florence Collins 1942-4-5 s.n. Los Angeles Mt. Wilson Comment
  RSA138250  Arctostaphylos glandulosa subsp. mollis P. H. Raven 1959-3-8 13840 Los Angeles Mulholland Dr., 5 miles west of Topanga Canyon 366 Comment
  RSA626768  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley, Allen Massihi 1992-8-20 20485 Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  RSA626801  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley 1992-10-15 22101 Los Angeles S-facing slopes at end of Hwy 39, NW of Crystal Lk. 1720 Comment
  RSA639178  Arctostaphylos glandulosa subsp. mollis L. C. Wheeler 1967-5-29 9770 Los Angeles Cow canyon saddle, (covered former dump) 1378 Comment
  RSA247381  Arctostaphylos glandulosa var. cushingiana Gary D. Wallace, Gary D. Cromwell 1966-2-19 22 Los Angeles NE of Azusa, 2 mi. up Glendora Mtn. Rd. from Foothill Blvd. along a fire road. Comment
  CHSC68178  Arctostaphylos glauca Allen Massihi 1992-7-27 15736 Los Angeles Southwest of Bear Divide, off Little Tujunga Rd. San Gabriel Mtns. 950 Comment
  RSA631417  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15821 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA631518  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15653 Los Angeles Angeles Forest Highway, 1 km north of Big Tujunga Canyon turnoff. 1050 Comment
  UC1871267  Arctostaphylos glauca T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3859 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon; Elevation 4390-5150 feet. T8N R17W SE 1/4 SW 1/4 sect 35; and T7N R17W NE 1/4 NW 1/4 sect 2. Comment
  RSA5777  Arctostaphylos parryana C. B. Wolf 1932-10-21 s.n. Los Angeles Swartout Valley, 1 mi. E of Big pines park 1982 Comment
  RSA634769  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20429 Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  RSA634836  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22036 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA634931  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20538 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635088  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20441 Los Angeles Rd to Sulpher Springs Cpgrd, N of Angeles Crest Hwy, San Gabriel Mtns. 1650 Comment
  RSA635195  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20392 Los Angeles Road to Pacifico Mtn., 7.5 km east of Mill Creek Summit, San Gabriel Mtns. 1878 Comment
  RSA635257  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20653 Los Angeles Angeles Crest Hwy., Eagle Roost Picnic Ground, 3.5 km west of old road to Crystal Lake. San Gabriel Mtns. 2030 Comment
  RSA641498  Arctostaphylos patula L. C. Wheeler 1967-9-2 10614 Los Angeles Saddle between Little Bear Creek and Devil's canyon 1982 Comment
  RSA96408  Arctostaphylos patula E. K. Balls 1954-8-4 19784 Los Angeles trail to ski lift, Baldy summit 2500 Comment
  RSA747861  Arctostaphylos pungens Scott D. White, Justin M. Wood 2009-5-6 12684 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  SD1589  Arenaria macradenia Ruth B. Randall 1931-7-1 185 Los Angeles Big Pines, near Los Angeles. Comment
  CAS-BOT-BC401705  Argemone munita subsp. munita Geo. B. Grant 1902-6-25 s.n. Los Angeles San Gabriel Canon [Canyon] Comment
  UCR270772  Aristida adscensionis Dan S. Cooper 2016-3-9 90316- 09 Los Angeles Transverse Range; eastern Santa Monica Mtns., Los Angeles; Griffith Park, upper Western Canyon, west of the observatory 281 Comment
  RSA603424  Artemisia biennis L. C. Wheeler 1932-9-19 1386 Los Angeles Los Angeles R. [River] at Los Feliz Blvd. 122 Comment
  SD92018  Artemisia californica Reid Moran, R. M. Beauchamp, Tom Oberbauer 1975-8-23 22688 Los Angeles San Clemente Island, west fork of Red Rock Canyon 249 Comment
  RSA0030948  Artemisia californica L. W. Scott 1967-9-21 20 Los Angeles Glendale College. 243 Comment
  SEINET1869752  Artemisia douglasiana A. C. Sanders, Mark A. Elvin 2002-1 25590 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed: Newhall Ranch, small spring at shouth edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near ''Airport Mesa' 305 Comment
  CAS-BOT-BC93826  Artemisia dracunculus Timothy S. Ross; Steve Boyd 1994-9-20 8249 Los Angeles Liebre Mountains - Upper Bouquet Canyon: ca 2225 m WSW of Lincoln Crest (the canyon head), and ca 2825 m E of Bouquet 993 Comment
  RSA0084865  Artemisia dracunculus R. G. Swinney 2010-8-30 13640 Los Angeles Big Santa Anita Canyon bottom, 0.1 miles south of confluence with Winter Creek. 537 Comment
  UCR270217  Artemisia dracunculus R. G. Swinney 2011-10-10 15739 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  RSA681298  Artemisia dracunculus LeRoy Gross, Valerie Soza 2003-5-15 914 Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave., Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. 366 Comment
  CAS-BOT-BC90814  Artemisia nesiotica Reid Moran 1958-9-15 6833 Los Angeles Canyon 1.8 miles SE of Eel Point, San Clemente Island 100 Comment
  SBBG133095  Artemisia nesiotica S. A. Junak 1996-4-15 SCI- 339 Los Angeles just E of light at China Point 21 Comment
  RSA0116567  Artemisia tridentata R. G. Swinney 2010-9-30 13943 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
  JEPS9094  Artemisia tridentata subsp. parishii John Thomas Howell 1950-11-9 27484 Los Angeles 3 mi sw of Newhall Comment
  RSA188491  Asclepias eriocarpa R. F. Thorne, John Olmstead 1965-8-26 35361 Los Angeles San Gabriel Mts.: Angeles National Forest, below Guffy Camp on S side of Blue Ridge 2377 Comment
  RSA401680C  Asclepias eriocarpa F. R. Fosberg, J. A. Ewan 1931-8-11 S 5530 Los Angeles NW spur Mt Islip Comment
  UCR127404  Asclepias fascicularis A. C. Sanders, M. S. Enright 2002-8-8 25571 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, lower slopes on the south side of Potrero Canyon, below the dirt road to bench mark 1804 457 Comment
  SBBG16837  Asclepias fascicularis M. Vincent 1962-7-10 273 Los Angeles Dry Cyn 0.5 mi W of Old Topanga Cyn Rd Comment
  UCD121356  Asclepias fascicularis M. Vincent 1962-7-10 273 Los Angeles Dry Canyon 1/2 mile west of Old Topanga Canyon Road. Comment
  LA94120  Aspidotis californica Lawrence L. Kiefer; 1966-3-27 1814 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, ca 3 mi above Sunset Blvd. 274 Comment
  LA94123  Aspidotis californica Lawrence L. Kiefer; 1966-3-19 1742 Los Angeles SANTA MONICA MOUNTAINS, Trancas Canyon, ca 3 mi from mouth. 304 Comment
  RSA753679  Astragalus brauntonii A. Edwards, B. Edwards 2009-7-1 133 Los Angeles City of Monrovias Hillside Wilderness Preserve, along a flat dirt fire access road 427 Comment
  RSA415428  Astragalus coccineus G. R. Johnstone 1926-4-24 s.n Los Angeles Antelope Valley. Foothills East of Valley. Comment
  SBBG68208  Astragalus douglasii R. Hoffmann 1929-5-21 Los Angeles Elizabeth Lake Comment
  UCR147607  Astragalus douglasii Naomi Fraga, S. DeGroot 2004-6-1 1234 Los Angeles Transverse Ranges; San Gabriel Mountains region, Along Lytle Creek Ridge Road (3N13) 1982 Comment
  UC1587642  Astragalus gambelianus Tim Ross 1991-4-21 4556 Los Angeles ridgetop between Turnbull and Sycamore Canyons (Whittier Hills, Puente Hills pro parte); Whittier Hills (Puente Hills, pro parte) 320 Comment
  RSA527799  Astragalus gambelianus T. S. Ross, Annette Ross 1991-6-3 5545 Los Angeles Elephant Hill : west Pomona. 274 Comment
  RSA415574  Astragalus lentiginosus var. antonius B. C. Templeton 1933-5-15 5138 Los Angeles East Blue Ridge, Big Pines Park, San Gabriel Mountains. 2134 Comment
  RSA252890  Astragalus pachypus var. pachypus R. F. Thorne 1973-5-11 43548 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam. 1037 Comment
  SFV15581  Astragalus trichopodus R. K. Stachelek 1992-4-14 26 Los Angeles Santa Susana Mountains Los Angeles, Northridge. About 120 feet from entrance of Eddleston Park on Reseda Blvd. 400 Comment
  UCSB2983  Astragalus trichopodus Haller, John 1950-4-16 Los Angeles San Francisquito Canyon, 5 miles north of Saugus Comment
  CAS-BOT-BC194034  Astragalus trichopodus var. lonchus Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7400 A Los Angeles Rancho Palos Verdes, un-named horseshoe-shaped canyon to the NE of upper Forrestal Drive, San Pedro 7.5', Palos Verdes Peninsula 164 Comment
  SEINET3371879  Astragalus trichopodus var. lonchus G. Rink 2011-6-3 10589 Los Angeles Hills east of Diamond Bar 244 Comment
  UC301919  Astragalus trichopodus var. lonchus T. W. Minthorn May 1920 Los Angeles La Brea Canyon , La Brea Canyon (Puente Hills) Comment
  RSA595999  Astragalus trichopodus var. phoxus L. C. Wheeler 1967-5-2 9253 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 366 Comment
  RSA597997  Athysanus pusillus Steve Boyd, Lauren Raz 1997-3-14 9169 Los Angeles Liebre Mountains, lower north flank of Liebre Mountain, along Pacific Crest Trail on top of ridgeline east of Horse Camp Canyon., Near 34 deg 43' 55.9''N 118 deg 39' 33.8''W. 1450 Comment
  RSA3452  Atriplex argentea subsp. expansa L. R. Abrams 1902-8-22 2968 Los Angeles Near Mesmer Comment
  SBBG65366  Atriplex argentea var. expansa R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  UC494417  Atriplex argentea var. mohavensis Philip A. Munz 1932-8-31 12812 Los Angeles Playa del Rey Playa del Rey (back beach) Comment
  RSA188193  Atriplex californica R. F. Thorne, P. Everett 1965-6-23 34398 Los Angeles Santa Catalina Island. Ben Weston Beach, W side of island. On rocky bluff on south side of beach. Comment
  RSA12268  Atriplex californica C. B. Wolf 1934-4-11 s.n. Los Angeles Bryant Ranch, E of Long Beach. On Association oil Co. lease 200 ft no. Bryant well #21 2 Comment
  RSA35997  Atriplex californica R. F. Thorne 1966-4-15 35997 Los Angeles San Clemente Island: 2/3 mile SSE of Eel Point (and N of Seal Cove). 76 Comment
  UC1595445  Atriplex canescens Tim Ross 1992-7-10 6687 Los Angeles 6 degrees N and 2520 m distant from Thorn Peak (Upper Big Tujunga Canyon along UBTC Road, San Gabriel Mountains); San Gabriel Mountains, Upper Big Tujunga Canyon 1085 Comment
  RSA190907  Atriplex coulteri R. F. Thorne 1967-5-18 36860 Los Angeles Middle Bulrush canyon, Santa Catalina Island. 243 Comment
  UCR146258  Atriplex glauca Steve Boyd, Lauren Raz 1997-3-4 9156 Los Angeles Liebre Mountains region, Southern base of the Sierra Pelona Ridge, Crown valley just NW of Governor Mine, c. 0.8 mi N of Sierra Hwy along Crown Valley Road 988 Comment
  RSA743656  Atriplex glauca R. E. Riefner Jr. 2007-4-21 7 -181 Los Angeles Palos Verdes Peninsula, Portuguese Bend, 0.5 mi S of Peppertree Dr. on Palos Verdes Dr. South 68 Comment
  UCSC000224  Atriplex lentiformis subsp. breweri R. St. John 1930-2-17 100 Los Angeles Santa Susana, Salt Canyon 305 Comment
  SBBG132209  Atriplex leucophylla S. A. Junak 1978-4-16 SCA 053 Los Angeles salt flats at E end of Catalina Harbor 1 Comment
  SEINET4135319  Atriplex nummularia Philip A. Munz 1932-8-31 12817 Los Angeles Playa del Rey.; 0 Comment
  UC494401  Atriplex nummularia Philip A. Munz 1932-8-31 12818 Los Angeles on sandy sea-bluff Playa del Rey Comment
  UC527385  Atriplex nummularia Carl B. Wolf 1931-12-30 2636 Los Angeles coastal bluffs at Playa del Rey 30 Comment
  RSA478341  Atriplex pacifica F. R. Fosberg 1931-8-23 7290 Los Angeles San Pedro Hills Comment
  RSA597460  Atriplex pacifica Angelika Brinkmann-Busi 1992-5-29 s.n. Los Angeles Rancho Palos Verdes: Subregion 718 (Westslope of Shoreline Park) Comment
  UC110281  Atriplex pacifica Katharine Brandegee 1903-10-14 Los Angeles San Pedro Comment
  SFV6956  Atriplex rosea T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 619 Los Angeles Santa Monica Mountains On roadcut along Old Topanga Canyon Road, about 1 mile north of Topanga Park. 366 Comment
  CATA790  Atriplex semibaccata Mark L. Hoefs, Robert Given 1991-6-12 1358 Los Angeles Santa Catalina Island: Near road above Salta Verde Beach 176 Comment
  RSA450804  Atriplex semibaccata A. C. Sanders 1987-12-4 7440 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  RSA704708  Atriplex semibaccata Gary D. Wallace, C. Black, D. Cohen, R. Lavenburg 1983-6-29 2089 Los Angeles Santa Catalina Island: Twin Harbors area Marine Station. Comment
  UC110345  Atriplex serenana var. davidsonii Katharine Brandegee 1893-10-15 Los Angeles San Pedro Comment
  RSA123000  Atriplex spinifera Marcus E. Jones 1925-5-4 s.n. Los Angeles Near Lancaster Comment
  RSA248866  Atriplex watsonii R. F. Thorne 1973-4-11 42880 Los Angeles San Clemente Island: dunes near Flasher, NW part of island. 3 Comment
  RSA0031715  Avena barbata Dana Roche 1998-5-26 21 Los Angeles Mt. Baldy Road 1.6 miles from the intersection of Mills Ave. and Mt. Baldy Rd. South side of the road. 579 Comment
  RSA0057931  Avena barbata Richard G. Swinney 2010-3-18 11990 Los Angeles San Gabriel Mountains: Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road. 540 Comment
  UCR119118  Avena barbata David Charlton 1989-4-30 2936 Los Angeles San Gabriel Mtns., Angeles Crest Highway near Angeles Crest Station, southern boundary of the Angeles National Forest. 762 Comment
  RSA726012  Avena fatua A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26142 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
  RSA654015  Avena sativa Valerie L. Soza, Laura Moore 2000-5-10 846 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines, W of peak ''1936''. 579 Comment
  CAS-BOT-BC145796  Axonopus compressus Grace Cole Fleischman 1954-11-2 s.n. Los Angeles Pasadena. 145 Annandale Road. Comment
  CATA313  Azolla filiculoides Mark L. Hoefs 1973-6-5 339 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon, in stream bed by main road at bridge 22 Comment
  RSA1230  Baccharis pilularis Knopf, E. R. Johnson 1930-2-1 1466 Los Angeles Near Little Harbor, Catalina Island 30 Comment
  POM350444  Baccharis plummerae Anstruther Davidson 1900-06 s.n. Los Angeles Santa Monica California. Comment
  RSA606366  Baccharis plummerae Jon E. Keeley 1994-6-17 25381 Los Angeles First year after wild fire. Carbon Canyon, 1 km E of Hwy 1. Study Site CC1. Santa Monica Mountains 18 Comment
  CAS-BOT-BC98156  Baccharis salicifolia Le Roy Abrams 1901-4-6 1393 Los Angeles Big Tujunga River, Monte Viste Comment
  POM350364  Baccharis salicifolia Ora M. Clark 1929-2-3 1495 Los Angeles Topango [Topanga] Canyon Comment
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May 29 2014
  SFV6211  Baccharis salicifolia R. M. Muran 1974-2-2 7 Los Angeles Santa Monica Mountains About 2 miles south of Mulholland Drive in Mandeville Canyon. 427 Comment
  LA212453  Baccharis salicina L. E. Hoffman; 1963-7-7 s.n. Los Angeles Santa Monica Mountains National Recreation Area, Malibu Lagoon. Comment
  UCD129499  Baileya multiradiata Sherwin Carlquist 1952-8-21 323 Los Angeles Huntinton Drive at West Drive, San Marino. Comment
  JEPS26374  Balsamorhiza deltoidea Ernest C. Twisselmann 1959-6-2 5319 Los Angeles summit of Liebre Mountain Liebre Mountain 1638 Comment
  OBI28067  Balsamorhiza deltoidea David J. Keil 1977-4-30 12278 Los Angeles On S side ofCalif rte 138 in vicinity of jcnt with Los Angeles Co Rd N-2 across hwy from Quail Reservoir Comment
  OBI6014  Berberis nevinii Carl B. Wolf 1927-1 Los Angeles Comment
  SD233721  Berula erecta A. C. Sanders, Mark Elvin 2002-6-25 25294 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. Comment
  CDA2993  Beta vulgaris T. C. Fuller 1981-4-1 20349 Los Angeles Ballona Marsh, 200 meters north of 431 East Culver Blvd., Playa del Rey 0 Comment
  UC53908  Bidens pilosa Ernest Braunton 1902-9-1 674 Los Angeles Los Angeles Comment
  RSA485311  Bidens pilosa Patricia Callahan 1965-4-20 10 Los Angeles Wash, Pomona Campus, Claremont. 366 Comment
  RSA748848  Bituminaria bituminosa Justin M. Wood 2009-4-13 487 Los Angeles Foothills above the city of Sierra Madre, one carter estates at the end of Baldwin Ave. 49 Comment
  RSA680330  Bloomeria crocea Scott D. White, Michael Honer, Dylan Hannon 2003-6-25 9608 Los Angeles Tapia Canyon area, ca. 2 - 3 air miles west of I-5 jtn. w/ Ridge Rt. Rd. 396 Comment
  RSA367317  Bloomeria crocea var. crocea Anonymous 1930-5-27 1465 Los Angeles Mulholland Drive. 300 Comment
  UCD56884  Bouteloua repens P. B. Dickey 1939-7-21 1017 Los Angeles SCS Nursery. Littlerock. Row 9. Comment
  RSA709605  Bowlesia incana A. C. Sanders, A. Thompson 2003-4-15 25995 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park. 305 Comment
  UCR76422  Bowlesia incana T. S. Ross, E. Kellogg 1992-4-12 6128 Los Angeles San Clemente Island, Head of Grove Cyn. 459 Comment
  UC1228869  Bowlesia incana Peter H. Raven 1962-4-12 17326 Los Angeles w side of San Clemente Island, soth of canyon below the Tomb San Clemente Island 137 Comment
  JEPS27410  Boykinia rotundifolia Henry J. Thompson 1960-6-7 3067 Los Angeles 0.4 mi s of tunnel Malibu Canyon (3 mi n of coast highway US101); Santa Monica Mountains, Malibu Canyon 152 Comment
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Jul 30 2006
  SFV21103  Boykinia rotundifolia L. Gross, L. Moore 2000-6-5 229 Los Angeles Verdugo Mountains Shady canyon a short distance south from La Tuna Canyon Road, on Santa Monica Mountains Conservancy land. 488 Comment
  UCR258593  Boykinia rotundifolia R. G. Swinney 2010-8-26 13594 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  UCR265537  Brachypodium distachyon Dan S. Cooper 2015-3-22 315- 28 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Los Angeles, north end of Commonwealth Ave. along dirt service road at northern edge of Commonwealth Nursery 250 Comment
  SDSU2619  Brassica nigra Gerald Collier 1951-4-7 M 194 Los Angeles Sea bluff at Point Dume. At side of road about 2 miles west of US Hwy 101 in sand. Comment
  SFV14771  Brassica rapa J. C. Dittes, R. Dittes, P. Dittes 1990-2-18 24 Los Angeles San Fernando Valley Northeast side of Big Tujunga Wash. 425 Comment
  UC1584727  Brassica rapa Tim Ross 1991-3-24 4303 Los Angeles Whittier Hills (Puente Hills, pro parte), Lower Turnbull Canyon Whittier Hills; , Lower Turnbull Canyon 170 Comment
  RSA482926  Brassica rapa Robert M. Perkins 1935-3-20 s.n. Los Angeles Los Angeles. Comment
  UC1922762  Brassica rapa LeRoy Gross 2006-1-28 2452 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Northwest tip of the Verdugo Range, just east of Hansen Dam. West side of Wentworth Street, north of Stonehurst Ave. 305 Comment
  UCR127063  Brassica tournefortii Mark A. Elvin, Cathleen Weigand 2003-4-8 2467 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks 351 Comment
  RSA729961  Brickellia microphylla R. G. Swinney 1998-10-24 7026 Los Angeles San Gabriel Mtns.: lower North Fork Lytle Creek ('Alpine Canyon'), east of saddle between Dawson Pk. and Pine Mtn. 2146 Comment
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Jun 7 2016
  SD181712  Brickellia microphylla Louis C. Wheeler 1953-9-12 7051 Los Angeles San Gabriel Mountains: South for Big Rock Creek, near mouth. Comment
  CAS-BOT-BC106132  Brickellia nevinii Ernest Braunton 1901-5-12 s.n. Los Angeles Foothills Sherman Comment
  CAS-BOT-BC106148  Brickellia nevinii Fordyce Grinnell 1915-9-5 s.n. Los Angeles Echo Mts. - San Gabriel Mts. Comment
  JEPS30693  Brickellia nevinii Peter H. Raven 1961-9-24 16757 Los Angeles 1 mi n of summit above Pacoima Canyon (Sand Creek); Sand Creek 731 Comment
  RSA0094086  Brickellia nevinii Richard G. Swinney 2011-11-3 16000 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
  RSA128017  Brickellia nevinii Peter H. Raven, Henry J. Thompson 1959-10-18 14684 Los Angeles Yerba Buena Road 1.0 miles north of Mulholland Highway 518 Comment
  UCR104148  Brickellia nevinii Scott D. White 1997-5-21 5208 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, river wash north of Hwy 39, c. 2 road mi north of Foothill Blvd. 229 Comment
  POM219984  Brodiaea jolonensis F. R. Fosberg 1932-5-7 8154 Los Angeles Hay Press, Santa Catalina Island. 200 Comment
  SEINET14396981  Bromus arenarius S. Boyd, Lauren Raz 1997-5-1 9654 Los Angeles Sierra Pelona ridgeline, c. 1.5 mi west of Mt. McDill & 1.3 mi. SSE of Lincoln Crest, the head of Bouquet Canyon 1488 Comment
  UCR223740  Bromus carinatus R. G. Swinney 2009-6-24 11236 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  RSA0095250  Bromus carinatus var. carinatus R. G. Swinney 2011-6-20 15226 Los Angeles San Gabriel Mountains: Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1567 Comment
  RSA430467  Bromus catharticus A. C. Sanders 1987-9-18 7352 Los Angeles El Segundo Dunes, W of L.A. International Airport and Pershing Drive., (Near 33 deg 56'N, 118 deg 26'W.) 38 Comment
  POM364005  Bromus catharticus S. F. Patton 1914-4-5 s.n. Los Angeles Los Angeles. Comment
  RSA592818  Bromus diandrus Steve Boyd 1996-4-25 8672 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain., From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures 915 Comment
  SBBG32039  Bromus diandrus R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -302 Los Angeles E of saddle between Descanso and Hamilton cyns, upper Descanso Cyn 243 Comment
  UC1587617  Bromus diandrus Tim Ross 1991-4-21 4524 Los Angeles Whittier Hills; (Puente Hills, pro parte) Middle Turnbull Canyon drainage, just sw of old water tank 219 Comment
  POM363836  Bromus hordeaceus F. R. Fosberg 1931-4-11 S- 4566 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 40 Comment
  RSA0088421  Bromus hordeaceus R. G. Swinney 2010-2-27 11759 Los Angeles Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash. 331 Comment
  UCR220373  Bromus hordeaceus R. G. Swinney 2009-4-16 10361 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  RSA658369  Bromus hordeaceus subsp. hordeaceus Naomi Zohman 1985-4-28 12 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  SEINET269291 Image available Bromus hordeaceus subsp. molliformis Scott D. White, Chet McGaugh 1995-5-9 3002 Los Angeles East edge of Santa Susana Mountains just west of San Gabriel Mountains 'Sunshine Canyon': west of San Fernando Road and I-5 Fwy, just SW of interchange w/SR 14. Sunshine Canyon landfill property 457 Comment
  RSA530060  Bromus inermis subsp. inermis Timothy S. Ross 1991-8-16 5846 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  CATA689  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-4-26 1181 Los Angeles Santa Catalina Island: Bluff southeast of Pebbly Beach, between Edison power plant and City dump 88 Comment
  POM363931  Bromus rubens George R. Johnstone 1925-4-11 s.n. Los Angeles Mt. Lowe Comment
  RSA650418  Bromus rubens Harold Lint, D. B. Dunn 1948-3-10 303 Los Angeles Bonita & Irwindale, Irwindale, Comment
  RSA717424  Bromus rubens Gary Kovnat, LeRoy Gross 2003-2-2 12 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace south-west corner of meadow Comment
  UCD59018  Bromus rubens subsp. rubens Louis C. Wheeler 1967-5-23 9700 Los Angeles San Gabriel Mountains: Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  SD227694  Bromus sterilis Scott D. White, Chet McGaugh 1995-6-6 3223 Los Angeles E edge of Santa Susana Mts, just W of San Gabriel MSts. Sunshine Canyon(name not shown on topo); W of San Fernando Rd. and I-5 Fwy, just SW of interchange w/SR 14 Fwy. Shine Canyon Landfill property, site proposed for landfill expansion 456 Comment
  RSA599845  Bromus tectorum Steve Boyd, Lauren Raz 1997-5-6 9762 A Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA0019986  Bromus tectorum I. M. Johnston 1917-5-6 1012 Los Angeles Evey Canyon mouth. [San Gabriel Mountains]. Comment
  UCR16143  Cakile maritima N. J. Moriarty 1973-5-20 730520- 01 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, Long Beach, between 54th and 55th Place on Ocean Blvd. 2 Comment
  SFV1424  Cakile maritima L. Imamura 1958-7-20 s. n. Los Angeles Along beach about 1 mile north of Malibu pier. 3 Comment
  JEPS17235  Calandrinia breweri J. T. Howell 1928-3-4 3384 Los Angeles on fire-trail (fire-break) near Los Pulgas and Temescal Canyons (region n of Pacific Palisades); sw end Santa Monica Mts. Comment
  SD255841  Calandrinia breweri R. G. Swinney 2010-3-22 12004 Los Angeles San Gabriel Mountains: West Fork Kagel Canyon, 0.5 miles west of Kagel Canyon Rd, along Lopez Rd, 10-100 meters east of Lopez Rd (San Fernando 7.5'Q) 164 Comment
  RSA466548  Calandrinia ciliata Charles F. Seymour 1902-3-27 s.n. Los Angeles University Of Southern California, (college campus). Comment
  SBBG131563  Calandrinia menziesii S. A. Junak 2000-4-15 SCa 1204 Los Angeles W side of rd to Lone Tree, ca. 0.1 mi from junction with Divide Rd 478 Comment
  UCD102984  California macrophylla A. C. Sanders; Tricia Wotipka, Mark A. Elvin, et al. 2003-4-29 26152 Los Angeles Western San Gabriel Mtns; Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east Lake Hughes Rd. 488 Comment
  CAS-BOT-BC80411  Calocedrus decurrens Le Roy Abrams; E. A. McGregor 1908-7-3 574 Los Angeles North Baldy Mountain, San Gabriel Mountains 1676 Comment
  RSA0103930  Calocedrus decurrens R. G. Swinney 2011-6-23 15316 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  RSA377245  Calochortus albus Louis C. Wheeler 1932-6-12 814 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  LA210417  Calochortus catalinae Carl Epling; 1926-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
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Apr 22 2014
  POM147681  Calochortus catalinae Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  RSA377311  Calochortus catalinae Richard C. Barkelew 1929-4-7 s.n. Los Angeles Mulholland Highway Comment
  RSA591985  Calochortus catalinae Mark Hoefs, Doug Propst 1973-4-6 175 Los Angeles Santa Catalina Island: upper Cape Canyon 305 Comment
  UC205717  Calochortus catalinae S. B. Parish 1919-4-19 19269 Los Angeles Lone Hill, near San Dimas Comment
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Oct 2 2016
  CAS-BOT-BC132344  Calochortus clavatus Peter H. Raven 1960-5-21 15399 Los Angeles Cornell Corners 243 Comment
  UC457213  Calochortus clavatus Carl Epling 1931-5-9 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UCR16298  Calochortus clavatus Dave Cerf 1971-5-8 s.n. Los Angeles San Martinez Grande Canyon Road 1 mi north of Hwy 126 305 Comment
  PASA530  Calochortus clavatus Ball 4/64 Los Angeles W. LA county. Ridge Route Comment
  RSA702610  Calochortus invenustus Tim Thibault, Bryan Tutt, Dolores Gault 2004-6-18 317 Los Angeles Mt. Williamson 2090 Comment
  UCR271596  Calochortus palmeri R. G. Swinney 2011-6-14 15148 Los Angeles San Gabriel Mountains, upper Charlton Flat Campground., 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road 1671 Comment
  RSA68637  Calochortus plummerae Frank W. Peirson 1921-6-20 2666 Los Angeles North Fork of San Gabriel River 762 Comment
  RSA735591  Calochortus plummerae A. Edwards, A. Rudalevige 2008-6-3 125 Los Angeles Los Angeles County: Sunset Canyon in Verdugo foothills N of Burbank, along a former fire break, in sandy soils mainly on a moderate SE facing slope. In california sagebrush scrub and mixed chaparral vegetation 534 Comment
  RSA747181  Calochortus plummerae Orlando Mistretta 1992-6-26 627 Los Angeles Transverse Ranges; San Gabriel Mts region: Glendora Saddle to Lookout Mountain. Comment
  UCR280506  Calochortus splendens R. G. Swinney 2014-5-13 16496 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
  RSA377434  Calochortus splendens H. E. Hasse 2753 Los Angeles Catalina Island. Comment
  JEPS61707  Calochortus striatus Ralph Hoffmann 1931-5-4 331 Los Angeles 5 mi n Lancaster Comment
  RSA563510  Calochortus weedii var. intermedius Timothy S. Ross, Annette H. Ross 1991-6-3 5525 -A Los Angeles Elephant Hill: northernmost point of the Puente Hills complex. 296 Comment
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May 29 2015
  UCR258860  Calyptridium monandrum R. G. Swinney 2010-5-19 12818 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  RSA746561  Calystegia longipes Orlando Mistretta 1992-8-20 774 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. 1799 Comment
  UCR272973  Calystegia macrostegia subsp. arida R. G. Swinney 2011-4-26 14519 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  SD38399  Calystegia macrostegia subsp. intermedia Edith A. Purer 1931-2-28 124 Los Angeles Verdugo Hills Comment
  RSA187907  Calystegia macrostegia subsp. macrostegia R. F. Thorne 1966-4-6 35883 Los Angeles Santa Catalina Island. Between White and Moonstone Coves. 15 Comment
  UCR238641  Calystegia occidentalis subsp. fulcrata Anuja Parikh, Nathan Gale 2010-6-18 3331 Los Angeles Transverse Range; San Gabriel Mountains, Upper Big Tujunga Canyon, 1.2 km north of State Hwy 2, Angeles Crest Hwy, 0.3 km west of Upper Big Tujunga Canyon Road, under powerlines 1225 Comment
  SBBG8209  Calystegia peirsonii A. Parikh, N. Gale 1999-5-22 LA- 6 Los Angeles Rio Dulce site, S of Agua Dulce and Hwy 14, E of Agua Dulce Cyn Rd, N of Soledad Cyn 750 Comment
  RSA394826  Calystegia soldanella Jack Rempel 1932-4-24 15242 Los Angeles El Segundo Comment
  RSA771551  Camissonia R. G. Swinney 2009-5-28 10954 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  SD197829  Camissonia A. C. Sanders 1988-2-18 7688 Los Angeles El Segundo Dunes, west of Los Angeles Internatinal Airport, between Pershing Drive and Vista Del Mar Boulevard. 4 Comment
  UCR269944  Camissonia bistorta R. G. Swinney 2010-4-13 12201 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  RSA465977  Camissonia boothii subsp. decorticans R. S. Woglum 1930-4-13 s.n. Los Angeles North Hollywood Comment
  RSA279037  Camissonia californica Robert F. Thorne 1971-4-23 41484 Los Angeles Angeles National Forest; NE of Chantry Flats along Santa Anita Creek. 549 Comment
  SFV2526  Camissonia campestris P. G. Kilburn 1958-4-12 728 Los Angeles Mojave Desert Palmdale, N and 30th Street, 5 miles NW of downtown. 3 miles west of US #6 on north side of road. In sandy soil. 790 Comment
  UCR214643  Camissonia cheiranthifolia A. C. Sanders, Dan S. Cooper 2010-3-12 37374 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA17168  Camissonia claviformis subsp. claviformis Percy C. Everett 1935-12-28 7920 Los Angeles Planting data: Wild flower nursery-12-28-35. Comment
  RSA593458  Camissonia graciliflora Steve Boyd 1996-4-24 8637 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct. 1098 Comment
  RSA0105755  Camissonia hirtella R. G. Swinney 2011-6-7 15031 B 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
  RSA585156  Camissonia hirtella Tim S. Ross, Steve D. Boyd 1990-6-1 2754 Los Angeles San Gabriel Mountains, Moody Canyon (a.k.a. 'The Toilet Bowl of Death'): draining northward from Messenger Flats and Mt Gleason. 1159 Comment
  RSA597040  Camissonia hirtella Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3840 Los Angeles Easterly and southeasterly slopes to the SW of Crystal Lake. 1726 Comment
  UCR200015  Camissonia hirtella Valerie Soza, Mariam Sidibeh 2003-3-26 1597 Los Angeles Transverse Ranges; Verdugo Mountains, North side of La Tuna Canyon, Haines Canyon Park vicinity, south of Dorothy and Estepa Drive intersection 625 Comment
  POM10144  Camissonia ignota P. A. Munz, R. D. Harwood 1920-4-21 3692 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  CDA38021  Camissonia kernensis T. C. Fuller 1962-4-1 8168 Los Angeles Bank of San Dimas Canyon wash, 1.6 miles north of Foothill Boulevard, San Dimas. 0 Comment
  RSA240685  Camissonia micrantha Donald R. Bissing 1973-5-18 83 Los Angeles Evey Canyon, San Gabriel Mountains: On s.w. side of canyon near mouth of canyon. 707 Comment
  RSA587385  Camissonia pallida subsp. pallida Orlando Mistretta 1992-5-8 281 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir. 1067 Comment
  LA46697  Camissoniopsis bistorta Elizabeth Levine; sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  SDSU3322  Camissoniopsis bistorta H. Wedberg 1958-3-22 169 Los Angeles At Point Dume. Comment
  SFV2539  Camissoniopsis cheiranthifolia P. G. Kilburn 1958-3-1 626 Los Angeles Point Dume overlooking Pacific Ocean, 4 miles west of Malibu. 60 Comment
  UC172322  Camissoniopsis cheiranthifolia subsp. suffruticosa Katharine Brandegee Los Angeles Redondo Comment
  CAS-BOT-BC160436  Camissoniopsis cheiranthifolia subsp. suffruticosa Julia A. Bettys 1929-5-20 s.n. Los Angeles Manhattan Beach, Los Angeles Comment
  UCD103466  Camissoniopsis hirtella A. C. Sanders; Helen Kennedy 2005-4-13 29409 Los Angeles Western San Gabriel/Liebre Mountains Region. Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  UCR270242  Camissoniopsis hirtella R. G. Swinney 2011-7-7 15444 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  SBBG38633  Camissoniopsis micrantha M. B. Dunkle 1939-4-6 7298 Los Angeles Mosquito Harbor Comment
  JEPS28131  Canbya candida V. Brinson 1962-4-18 293 Los Angeles 26 mi e of Palmdale (Mohave Desert); Mohave Desert 1219 Comment
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Aug 2 2008
  OBI35611  Capsella bursa-pastoris Rebecca Cicoria 1981-4-24 19 Los Angeles Near intersection of Crest Rd and Portuguese Bend rd, Sepulveda Cyn,along trl, Rolling Hills Comment
  RSA0116204  Cardamine flexuosa A. R. Roos 1958-6-12 s.n. Los Angeles Evans & Revves nursery, Bentwood, West L.A. Comment
  CLARK-A1528-2301  Cardamine oligosperma Alfred R. Roos 1958-6-3 Los Angeles Brentwood Comment
  RSA127774  Cardionema ramosissimum Peter H. Raven, Henry J. Thompson 1959-6-4 14338 Los Angeles Santa Monica Mountains, Point Dume Comment
  UCR182215  Carex R. G. Swinney 1997-6-19 5617 Los Angeles San Gabriel Mtns., Jackson Lake, west of Wrightwood 1872 Comment
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Sep 12 2018
  UCR271255  Carex R. G. Swinney 2011-5-12 14697 Los Angeles San Gabriel Mountains, Aliso Canyon Creek, 50-100 m west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy, west of mouth of Cabin Canyon Creek 1183 Comment
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Sep 12 2018
  UCSB584  Carex K. Beach 1943-5-3 1837 Los Angeles OFF SAN ANTONIO CANYON FERN CANYON (SAN DIMAS EXPERIMENTAL FOREST STATION; N OF CUCUMONGA) 1249 Comment
  RSA364526  Carex Anstruther Davidson 1890-04 s.n. Los Angeles Los Angeles. Comment
  RSA640384  Carex alma L. C. Wheeler 1967-5-23 9703 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  SEINET6044720  Carex alma Unknown 1946-5-19 6223 Los Angeles San Gabriel Mountains. Lower Rincon. San Gabriel Canyon. Comment
  RSA88649  Carex barbarae F. W. Peirson 1920-5-8 2685 Los Angeles San Rafael Hills, west of Arroyo Seco. Comment
  RSA732919  Carex fracta R. G. Swinney 1999-8-16 7659 Los Angeles Wrightwood area. Flume Canyon, spring c. 200m north if Guffy Camground. Spring on N-facing slope, 2445 Comment
  UCR272949  Carex rossii R. G. Swinney 2011-8-5 15612 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  CHSC82145  Carex schottii John Dittes; Dave Stolp 1990-3-10 46 Los Angeles San Gabriel mts. Angeles National Forest. Along and emersed in stream. 200 yards upstream from the Big Tujunga flood control reservoir. 731 Comment
  UCR157910  Castilleja affinis Robert J. Steers 2005-5-8 12 Los Angeles South Coast, Palos Verdes Peninsula: on primarily south-facing hillside that is 200 ft west of Pirate Dr. along the north side of Forrestal Dr 183 Comment
  LA52007  Castilleja affinis W. O. Griesel; 1936-3-28 s.n. Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon Comment
  UCSB44524  Castilleja affinis subsp. affinis Dynowski, Monica 1977-5-13 Los Angeles On the east side of Azusa Ave; 1/4 mile south of its junction with Francisquito Ave; San Jose Hills; Valinda 228 Comment
  RSA400511  Castilleja angustifolia N. C. Cooper 1948-4-21 2667 Los Angeles Little Rock. 762 Comment
  UCR138999  Castilleja applegatei subsp. martini L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mtns., NW slope of Smith Mtn, along the Bear Creek Trail 1250 Comment
  RSA596422  Castilleja applegatei subsp. martinii Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3364 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin). 1732 Comment
  RSA706667  Castilleja applegatei subsp. martinii Naomi S. Fraga, Paul Morton 2004-5-19 1191 Los Angeles Trail (7W02) to Baldy from San Antonio Falls Road. 2104 Comment
  RSA733564  Castilleja applegatei subsp. martinii R. G. Swinney 1998-8-13 6752 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain. 2427 Comment
  UC1408948  Castilleja applegatei subsp. martinii Donald R. Bissing 1973-4-6 36 Los Angeles 0.5 mi from mouth of Evey Canyon; San Gabriel Mountains, Evey Canyon 762 Comment
  UCR155344  Castilleja exserta A. C. Sanders 2005-5-5 29862 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  UCR163460  Castilleja exserta B. G. Pitzer 1998-5-23 3717 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto, 12.8 mi (air) west of the San Bernardino Co. line, 240th St. East, c. 3.6 mi. north of junction with El Mirage Rd (Ave. 'P') & c. 2.9 mi. south of Avenue 'J 866 Comment
  LA51886  Castilleja exserta subsp. exserta J. Fisher; A. L. Beatty 1940-4-22 sn Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  RSA660111  Castilleja foliolosa Orlando Mistretta 1992-6-12 573 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  UCR198509  Castilleja foliolosa Kai T. Palenscar 2008-4-3 s.n. Los Angeles San Bernardino Mountains, west of Angeles Forest Hwy and off of Aliso Canyon Road 1231 Comment
  RSA400569  Castilleja foliolosa E. S. Spalding 1931-4-1 s.n. Los Angeles Monrovia Canyon. Comment
  RSA582913  Castilleja grisea Mark A. Elvin, Gery Allan 1995-5-20 16 Los Angeles San Clemente Island: SW tip of island S of Guds on lowest coastal terrace; alt- 10' 3 Comment
  SEINET4095939  Castilleja grisea M. B. Dunkle 1939-1 Los Angeles Comment
  RSA0035860  Castilleja minor subsp. spiralis R. G. Swinney 2009-11-9 11588 Los Angeles confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  POM308474  Castilleja minor subsp. spiralis Henry J. Ramsey, Henry J. Ramsey 1937-9-2 3097 Los Angeles Angeles Crest Highway, Johnny Canyon. Comment
  UCD123029  Castilleja plagiotoma Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, 3/4 mile north of Big Rock Springs. 1158 Comment
  UCR149895  Castilleja plagiotoma R. G. Swinney 1999-6-18 7311 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  SBBG127011  Castilleja subinclusa subsp. subinclusa A. Parikh, N. Gale 2011-6-8 3426 Los Angeles Portal Ridge, 1.5 km W of Godde Hill Rd, 1.1 km S of California Aqueduct 1100 Comment
  CAS-BOT-BC38472  Caulanthus coulteri Carl B. Wolf 1928-3-29 1557 Los Angeles 3 miles southwest of Neenach at junction Pine Canyon road and road to Sandbergs. 1066 Comment
  SEINET12005200  Caulanthus coulteri J. F. Bright 1935-1 1013 Los Angeles Antelope Valley Comment
  UCSB33636  Caulanthus heterophyllus Griesel, Wesley 1962-3-31 Los Angeles Cornell Post Office, Santa Monica Mts. 152 Comment
  CAS-BOT-BC47950  Ceanothus arboreus Robert F. Thorne; P. C. Everett 1964-2-6 33293 Los Angeles N-facing slope above Fourth of July Cove, Santa Catalina Island 30 Comment
  UC1211068  Ceanothus arboreus Huron H. Smith 1912-5-29 5019 Los Angeles Santa Catalina Island, Summit Road 335 Comment
  CAS-BOT-BC48747  Ceanothus crassifolius Carl B. Wolf 1932-3-4 2671 Los Angeles South base of San Gabriel Mts., Thompson Creek, 3-4 mi. No. of Claremont 457 Comment
  HSC12471  Ceanothus crassifolius Wendell Wood 1970-6-24 43 Los Angeles Switzer's Camp, Angeles Crest Hwy., 9 mi. beyond intersection with Foothill Blvd. 915 Comment
  UCR150899  Ceanothus crassifolius Valerie Soza, Kent Hughes 1999-6-17 561 b Los Angeles Transverse Ranges; San Gabriel Mountains, Upper Winter Creek Trail, above San Olene Canyon 747 Comment
  LA52215  Ceanothus cuneatus M. Zaitlin; 1951-2-24 sn Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, Old Topanga Canyon. Comment
  POM2770  Ceanothus integerrimus C. F. Baker 1909-5-5 5341 Los Angeles San Antonio Canyon, Claremont. Comment
  UCR140947  Ceanothus integerrimus June Latting 1973-6-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek, above Fenner Fire Camp 1707 Comment
  RSA164796  Ceanothus leucodermis Wesley O. Griesel 1963-5-9 783 Los Angeles Little Rock Canyon about 5 mi. above dam, San Gabriel Mts. 1220 Comment
  RSA679916  Ceanothus leucodermis LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 925 Los Angeles Southwest ridge that climbs to Mt. Markham (between Mt. Markham and the Mt. Lowe dirt road (2N50.1) 1677 Comment
  SBBG68454  Ceanothus leucodermis R. Hoffmann 1929-4-26 Los Angeles Soledad Cyn Comment
  UCR212838  Ceanothus leucodermis Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1816 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel River above Morris Dam, steep slope above reservoir at bridge 385 Comment
  RSA0014724  Ceanothus leucodermis Laura Moore, Jean Moore 1999-4-25 23 Los Angeles Pitzer College, Claremont; Northwest section, approximately 10 yards from western boundary of Harvey Mudd Soccer Field. 351 Comment
  RSA77155  Ceanothus leucodermis F. W. Peirson 1920-4-18 2107 Los Angeles New York St., La Canada. 610 Comment
  RSA399120  Ceanothus megacarpus Alton Clare 1930-2-16 13702 Los Angeles Topanga Canyon. Comment
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May 29 2014
  UC56681  Ceanothus megacarpus Ernest Braunton 1903-1-12 785 Los Angeles Lauarel Canyon Comment
  POM246620  Ceanothus megacarpus var. insularis F. R. Fosberg 1931-5-6 S 4813 Los Angeles Santa Catalina Island. Head of Cape Canyon, near pump house. 280 Comment
  LA32012  Ceanothus megacarpus var. megacarpus Henry J. Thompson; 1959-3-27 1894 Los Angeles SANTA MONICA MOUNTAINS, 1.5 mi E of Saddle Peak. 731 Comment
  UC1070876  Ceanothus megacarpus var. megacarpus R. St. John 1930-1-20 75 Los Angeles 2 1/2 miles E of Triunfo Pass 640 Comment
  RSA167705  Ceanothus oliganthus var. oliganthus Robert F. Thorne 1964-1-25 34055 Los Angeles Chantry Flats, N of Sierra Madre Arroyo Seco section, Angeles National Forest 762 Comment
  UCR150618  Ceanothus oliganthus var. oliganthus Scott D. White 1997-5-8 5089 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  OBI10339  Ceanothus spinosus Louis C. Wheeler 1932-3-5 456 Los Angeles Mandeville Cyn, Santa Monica Mts 122 Comment
  RSA19639  Ceanothus spinosus I. W. Clokey, Bonnie C. Templeton 1929-03 4438 Los Angeles Mandeville Canyon, Santa Monica Mountains. 250 Comment
  UC1071382  Ceanothus spinosus A. D. Gifford 1934-5-15 239 Los Angeles w side of Trancas Canyon Triunfo Pass Quadrangle, Trancas Canyon Comment
  SBBG4600  Ceanothus vestitus H. and M. Dearing 1949-4-11 6768 Los Angeles W Mojave Desert, San Gabriel Mtns Comment
  RSA702077  Centaurea cyanus Scott D. White, Pam De Vries 2004-5-18 10451 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  CATA793  Centaurea melitensis Mark L. Hoefs, Robert Given 1991-6-12 1361 Los Angeles Santa Catalina Island: Near road above Salta Verde Beach 176 Comment
  RSA0022527  Centaurea melitensis Duncan S. Bell, Caitlin Elam 2013-6-24 5252 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA0069718  Centaurea melitensis Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Miller Zou, Sarah Ratay 2011-7-1 10 Los Angeles Santa Catalina Island. Deer Valley Trail. 22 Comment
  UC126900  Centaurium venustum H. M. Hall and H. P. Chandler 1906-6-13 7408 Los Angeles Fernando Valley 300 Comment
  POM306309  Centaurium venustum Henry J. Ramsey 1937-6-6 1387 Los Angeles North Craig Ave, Altadena. Comment
  SEINET12281525  Centaurium venustum I. W. Clokey, Templeton, B. 1929-1 4574 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  POM246431  Centranthus ruber F. R. Fosberg 1931-3-27 s- 4418 Los Angeles Pebble [Pebbly] Beach Road, Santa Catalina Island. 10 Comment
  UC75837  Centromadia parryi subsp. australis Pupils of Los Angeles High School 1903-5-1 Los Angeles Laurel Canyon Comment
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May 22 2009
  CAS-BOT-BC288837  Centromadia parryi subsp. australis H. E. Hasse 1888-8-24 s.n. Los Angeles Unspecified Comment
  SBBG127012  Centrostegia thurberi A. Parikh, N. Gale 2011-6-8 3428 Los Angeles Portal Ridge, 1.5 km W of Godde Hill Rd, 1.1 km S of California Aqueduct 1100 Comment
  UCSC001443  Cercocarpus betuloides Peter Kamb 1948-3-6 1470 Los Angeles Southern crest of the San Rafael Hills San Rafael Hills Comment
  RSA0091483  Cercocarpus betuloides var. betuloides R. G. Swinney 2011-6-15 15170 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  SD28063  Cercocarpus betuloides var. betuloides Carl B. Wolf 1932-5-10 3533 Los Angeles Santa Catalina Island. 100 yards SE of summit of the Equestrian Trail, back of Avalon. 305 Comment
  SD85172  Cercocarpus betuloides var. betuloides E. R. Blakley 1963-4-7 5534 Los Angeles Santa Catalina Island. Fransworth Spring, Island Road northwest of Avalon. 366 Comment
  LA88752  Cercocarpus betuloides var. blancheae Karen Searcy; 1967-1-28 28 Los Angeles Santa Catalina Island, Renton Mine Rd Comment
  RSA449410  Cercocarpus betuloides var. blancheae M. B. Dunkle 1931-4-20 2440 Los Angeles Salta Verde, Santa Catalina Island. Comment
  SD80925  Cercocarpus betuloides var. blancheae James Henrickson 1969-4-10 4244 Los Angeles 4 miles So. of Thousand Oaks along Decker Rd. in Santa Monica Mtns. 366 Comment
  UC1204710  Cercocarpus betuloides var. blancheae Huron H. Smith 1912-6-24 5165 Los Angeles Rock Spring Canyon; Santa Catalina Island, Rock Spring Canyon 304 Comment
  RSA0060508  Cercocarpus ledifolius R. G. Swinney 2010-9-23 13877 Los Angeles Summit of Middle Hawkins Peak on Hawkins Ridge. 2576 Comment
  RSA330774  Cercocarpus ledifolius Wayne E. Sawyer 1981-7-7 s.n. Los Angeles San Gabriel Mountains., Angeles National Forest: Lily Spring 2454 Comment
  UCSC001444  Cercocarpus ledifolius Peter Kamb 1943-5-31 617 Los Angeles East ridge of Mt Islip Mt Islip - San Gabriel Mountians 2377 Comment
  LA88732  Cercocarpus traskiae Robert F. Thorne; Reed C. Rollins, D. Propst, R Carolin 36735 Los Angeles Santa Catalina Island, 1 mi. WNW of Salta Verde Pt 198 Comment
  CAS-BOT-BC279519  Chaenactis artemisiifolia M. E. Jones 1902-6-20 s.n. Los Angeles Mt. Lowe, Pasadena Comment
  SFV21067  Chaenactis artemisiifolia L. Gross 2001-5-6 380 Los Angeles Verdugo Mountains Along trail that comes up from Morning Glow Way off of La Tuna Canyon Road in city of Sun Valley. Comment
  UCR125555  Chaenactis glabriuscula A. C. Sanders 2003-5-22 26817 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
  SFV5384  Chaenactis santolinoides J. Turner, F. M. Ball, C. Blake 1962-6-2 s. n. Los Angeles San Gabriel Mountains About 5 miles northwest of Big Pines on road to Valyermo. 1768 Comment
  RSA252919  Chaenactis stevioides R. F. Thorne, C. W. Tilforth 1973-4-20 43045 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  UC34663  Chaenactis xantiana H. M. Hall May 1 1902-May 3 1902 3073 Los Angeles vicinity of Elizabeth Lake; Antelope Valley, Elizabeth Lake 1066 Comment
  RSA499081  Chamaesyce albomarginata L. C. Wheeler 1934-5-1 2580 Los Angeles S. end Puddingstone Diversion channel, La Verne. 305 Comment
  SFV20836  Chamaesyce melanadenia L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 706 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 622 Comment
  RSA606912  Chamaesyce serpens L. C. Wheeler 1973-6-14 s.n. Los Angeles California State University, Long Beach. Comment
  RSA685693  Cheilanthes covillei T. R. Pray 1960-3-20 1651 Los Angeles Elizabeth Canyon 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
  RSA624446  Chenopodium ambrosioides L. C. Wheeler 1932-9-9 1364 Los Angeles San Gabriel Mountains: San Antonio Canyon. 1097 Comment
  UC132269  Chenopodium ambrosioides J. and H. W. Grinnell 1906-8-26 368 Los Angeles near Pasadena Comment
  POM324027  Chenopodium ambrosioides Greg Wright 1971-8-23 411 Los Angeles San Dimas Canyon at foot of Golden Hills Rd. 365 Comment
  HSC101724  Chenopodium berlandieri LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1041 Los Angeles Transverse Ranges; Verdugo Mountains region: south side of mountains: Brand Canyon, below the large waterfall, where the canyon forks. 393 Comment
  UCR210202  Chenopodium berlandieri R. G. Swinney 2008-9-4 9410 Los Angeles San Gabriel Mtns., Dry Lake, Blue Ridge, SW of Wrightwood and 0.4 mi. east of junction of Hwy 2 and road 3N06/Blue Ridge Rd. 2250 Comment
  UCR223270  Chenopodium berlandieri R. G. Swinney 2009-8-19 11454 Los Angeles Transverse Range; San Gabriel Mtns., confluence of Monrovia Canyon and Sawpit Canyon 366 Comment
  POM211790  Chenopodium botrys L. C. Wheeler 1933-8-20 2086 Los Angeles In sunny stream. Pine Canyon Dam, San Gabriel Mts. 305 Comment
  RSA478494  Chenopodium californicum F. R. Fosberg 1931-4-15 S 4621 Los Angeles Santa Catalina Island. Eagle s Nest, Middle Ranch Canyon. 180 Comment
  SBBG108149  Chenopodium californicum S. L. Crockett, M. L. Hoefs, S. A. Junak 1997-3-27 599 Los Angeles 0.2 mi N on lower Cape Cyn Reservoir Rd from jct with Cape Cyn Rd 286 Comment
  SBBG119907  Chenopodium californicum A. C. Sanders, E. J. Lawlor 1988-4-3 7743 Los Angeles 1 mi NW of Gorman on a gasline rd, 0.4 mi above the old hwy 1284 Comment
  SEINET3156669  Chenopodium californicum Unknown 167 a Los Angeles Pasadena; southern California Comment
  UCR50999  Chenopodium californicum A. C. Sanders, E. J. Lawlor 1988-4-3 7743 Los Angeles Tehachapi Mountains, southwest end of the Tehachapi Mtns, l mi northwest of Gorman on a gasline rd, 0.4 mi above old highway 1284 Comment
  UC1971410  Chenopodium desiccatum Louis C. Wheeler 1966-10-1 8942 Los Angeles SAN GABRIEL MOUNTAINS: Big Tujunga at Colby Ranch Road. Comment
  RSA126736  Chenopodium murale P. H. Raven 1959-3-15 13850 Los Angeles Stream east of Zuma Beach, Point Dume. 9 Comment
  SBBG131918  Chenopodium murale S. A. Junak 2000-6-29 SCa 1345 Los Angeles Bird Rock, near High Point, NW end of Opuntia patch 12 Comment
  SBBG95275  Chenopodium murale M. B. Dunkle 1928-4-9 1813 Los Angeles Emerald Bay Comment
  POM220099  Chenopodium pumilio L. C. Wheeler 1931-7-21 s.n. Los Angeles 2 mi. N Claremont 412 Comment
  RSA69266  Chimaphila menziesii F. W. Peirson 1919-7-29 524 Los Angeles Summit of Mt. Wilson, San Gabriel Mountains 1738 Comment
  CAS-BOT-BC184914  Chloris gayana Carl B. Wolf 1932-9-16 4121 Los Angeles Long Beach. Bryant Ranch on west side of San Gabriel River Flood Control 1400 feet south of 7th Street. 3 Comment
  UCR124384  Chlorogalum pomeridianum I. W. Clokey, B. C. Templeton 1929-1 4587 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  UCR258896  Chlorogalum pomeridianum R. G. Swinney 2010-4-30 12470 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, ridgetop south of the southern of the two eastern forks of Wilson Cyn., 0.45 miles east of Wilson Debris Basin along old motorway 549 Comment
  POM1651  Chlorogalum pomeridianum D. L. Crawford 1915-07 s.n. Los Angeles Claremont. Comment
  POM156534  Chlorogalum pomeridianum var. pomeridianum Le Roy Abrams 1902-7-2 2634 Los Angeles Sierra Madre. Comment
  RSA639155  Chlorogalum pomeridianum var. pomeridianum Louis C. Wheeler 1973-8-2 s.n. Los Angeles San Gabriel Mountains: Coulter Reservoir, Sunset Ridge. 647 Comment
  JEPS57644  Chorizanthe parryi var. fernandina Samuel B. Parish June 1887 1987 Los Angeles San Fernandino Comment
Read comments
Nov 16 2009
  UCR126607  Chorizanthe parryi var. fernandina A. C. Sanders, Mark A. Elvin, and others 2003-4-16 26060 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course 396 Comment
  UCR177502  Chorizanthe spinosa LeRoy Gross 2005-5-19 2306 Los Angeles Western Mojave Desert, S of Ave A (Kern Count boundary) east of the #14 freeway. south of the city of Rosamond. Between 20th Street W and Sierra Highway. Started at Ave A 728 Comment
  LA200757  Chorizanthe staticoides Jonathan Sauer; H. Walter 1973-5-31 5534 Los Angeles Santa Monica Mountains, crest of Santa Monica Mountains above Brentwood Comment
  LA91520  Chorizanthe staticoides Bruce Douglas Clayton; Greg Shaw 1972-5-13 120 Los Angeles SANTA MONICA MOUNTAINS, Mountain Park Research Campus, N end of Drawbridge firebreak. 615 Comment
  RSA0065719  Chorizanthe staticoides Justin M. Wood, Katy Vinzant, T. Valentovich 2012-6-6 4780 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA779655  Chorizanthe staticoides Elizabeth A. Kempton, Eric Paul 2006-6-11 387 Los Angeles Tick Canyon. 568 Comment
  SEINET5204236  Chorizanthe staticoides Unknown 3689 Los Angeles Acton Comment
  RSA579497  Chorizanthe watsonii Tim S. Ross, S. D. Boyd 1994-5-11 s.n. Los Angeles Sawmill Mountain: N slope of the W summit area, about headwaters of West Fork Devils Gulch. 1500 Comment
  RSA621303  Chorizanthe watsonii Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  RSA710389  Chorizanthe watsonii LeRoy Gross 2005-5-3 2255 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  UC1537267  Chorizanthe xanti Gordon H. True Jr. 1935-5-15 294 Los Angeles 4 mi s Palmdale (Head Minto Canyon); , s of Palmdale 914 Comment
  UCR93942  Chrysanthemum coronarium B. G. Pitzer, Paul Gomez 1996-4-28 2742 Los Angeles Los Angeles Basin, Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue Comment
  POM158239  Chrysothamnus nauseosus subsp. mohavensis P. A. Munz, I. M. Johnston 1928-9-5 11179 Los Angeles road from Rock Creek to Big Pines 1371 Comment
  SBBG126144  Cicer arietinum A. C. Sanders with T. B. Salvato, M. Provance 2009-5-26 36931 Los Angeles San Gabriel River between Bassett and S El Monte, from Hwy 60 crossing to above confluence with Sa Jose Crk, vicinity of Thienes Ave public access to San Gab Riv greenway 71 Comment
  CAS-BOT-BC280030  Cirsium mohavense Roxana S. Ferris 1918-6-12 904 Los Angeles Between Oban and Lancaster Comment
  CAS-BOT-BC285408  Cirsium occidentale var. californicum Peter Kamb 1947-6-1 559 Los Angeles Angeles Crest highway 1 mi. below Red Box Gap, San Gabriel Mts 1341 Comment
  IRVC26283  Cirsium occidentale var. californicum Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2913 Los Angeles Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. Santa Susana Mtns. 915 Comment
  RSA0070683  Cirsium occidentale var. californicum Timothy S. Ross, Peter W. Fritsch 1990-6-20 3676 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon. 1256 Comment
  RSA0070684  Cirsium occidentale var. californicum Timothy S. Ross, Peter W. Fritsch 1990-6-20 3676 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon. 1256 Comment
  UCR259940  Cirsium occidentale var. coulteri R. G. Swinney 2010-4-13 12212 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  POM246526  Cirsium occidentale var. occidentale F. R. Fosberg 1931-5-21 4935 Los Angeles Santa Catalina Island. Between Cherry Valley and Howlands Landing 20 Comment
  UCR88667  Cirsium occidentale var. occidentale Scott D. White, Chet McGaugh 1995-5-9 2996 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA611521  Cirsium occidentale var. venustum L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Pallett Creek. 1280 Comment
  RSA522929  Citrullus lanatus Tim Ross, Orlando Mistretta 1990-10-24 3290 Los Angeles E fork of the San Gabriel River. .35 mi. W of Williams Flat. Comment
  POM145749  Clarkia bottae Thomas Craig 1927-6-19 495 Los Angeles 10 miles west of Ravenna. Comment
  RSA453471  Clarkia bottae Thekla Mohr s.n. Los Angeles Los Angeles. Comment
  UCR246411  Clarkia cylindrica Dan S. Cooper 2011-7-20 711- 98 Los Angeles W Transverse Range/Tehachapi Mtns. Junction, Gorman Ranch, 5.4 km NW of Quail Lake 1386 Comment
  UCR121231  Clarkia deflexa Steve Boyd, T. S. Ross 1988-4-28 2230 Los Angeles San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon 793 Comment
  RSA764298  Clarkia dudleyana Doris Bowers 1957-5-12 430 Los Angeles Arroyo Seco, Pasadena. 305 Comment
  CAS-BOT-BC172010  Clarkia epilobioides Ernest Braunton 1903-6-1 887 Los Angeles Glendale to Burbank Comment
  POM8249  Clarkia epilobioides P. A. Munz, R. D. Harwood 1920-5-15 3933 Los Angeles [Coldwater] Canyon 305 Comment
  RSA596884  Clarkia epilobioides Tim S. Ross, J. Mark Porter 1995-5-4 8517 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA448286  Clarkia purpurea subsp. quadrivulnera M. Bisbee 1917-5-1 s.n. Los Angeles Grassy hills, East end of Eagle Rock Valley Comment
  CAS-BOT-BC164726  Clarkia rhomboidea I. M. Johnston 1917-7-3 1404 Los Angeles San Antonio [Canon] Canyon 1524 Comment
  RSA73359  Clarkia rhomboidea F. W. Peirson 1920-6-10 2161 Los Angeles San Gabriel Mountains, trail along west slope of Mt. Markham 1646 Comment
  SEINET10492173  Clarkia unguiculata Tim Holtsford 1992-5-31 Holtsford 920531 -1-B Los Angeles Mandeville canyon rd, just n and across the st from 3676 canyon rd. Coastal Sage-scrub with oaks, sycamores, elderberry, many cultivars. Comment
  RSA784350  Claytonia exigua Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-16 13 Los Angeles road 7N23 turn from road 7N08 Comment
  UCR220265  Claytonia parviflora R. G. Swinney 2009-4-24 10500 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  SD252355  Claytonia parviflora Steven A. Junak 2000-4-1 Sca 1162 Los Angeles Santa Catalina Island: On E side of Cherry Canyon, ca. 0.1 mile from road to camp, along main road. 67 Comment
  RSA0110808  Claytonia parviflora subsp. parviflora Richard G. Swinney 2011-4-28 14536 Los Angeles San Gabriel Mountains: north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi west to San Gabriel Cyn. Dam. 878 Comment
  RSA317205  Claytonia parviflora subsp. utahensis Michael C. Long, J. E. Long 1974-3-23 s.n. Los Angeles Devil s Punchbowl County Park Comment
  UCD170390  Claytonia parviflora subsp. viridis R. G. Swinney 2009-6-8 11081 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA466694A  Claytonia perfoliata subsp. mexicana L. C. Wheeler 1933-4-15 1635 Los Angeles San Gabriel Mountains: Foothills; W Live Oak Canyon. 488 Comment
  UCD100816  Claytonia perfoliata subsp. perfoliata Daryl Koutnik 1978-3-27 165 Los Angeles Johnson's Pasture in Live Oak Canyon drainage at end of Mountain Ave, Claremont. 579 Comment
  RSA0019899  Claytonia rubra subsp. rubra Orlando Mistretta, Christine Mistretta 2011-6-29 5761 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, near microwave tower 0.5 miles SE of summit. 1945 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
  RSA187647  Clematis ligusticifolia Robert F. Thorne 1966-9-14 36628 Los Angeles Santa Catalina Island. Middle Ranch Canyon. 198 Comment
  UCR205959  Clematis ligusticifolia Scott D. White, D. E. Bramlet 1998-8-11 7036 Los Angeles Transverse Ranges; San Gabriel Mountains, west of Mt. Islip, just above eastern boundary of San Gabriel Wilderness, c. 4-mile closed section of Hwy 39 from c. 1.6 miles west of junction Crystal Lake access road to junction Hwy 2 2012 Comment
  RSA177844  Cleome isomeris R. F. Thorne, Percy C. Everett 1965-5-11 34649 Los Angeles Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island 61 Comment
  RSA524624  Collinsia callosa Tim S. Ross, Steve D. Boyd 1990-5-17 2593 Los Angeles San Gabriel Mountains, Angeles National Forest: Mill Creek Tree Plantation, Tujunga District. 1613 Comment
  SBBG66389  Collinsia heterophylla M. N. Ackley -May-1925 Los Angeles Kirby's Cyn, Glendale Comment
  UC26573  Collinsia heterophylla J. H. Barber 1897-3-14 50 Los Angeles Santa Monica Experiment Station Comment
  UCD123596  Collinsia heterophylla Daryl Koutnik 1978-4-28 433 Los Angeles Fireroad north of Mulholland Highway and northwest of Saddle Rock. 609 Comment
  RSA408342  Collinsia heterophylla Anstruther Davidson 1923-05 s.n. Los Angeles Mt. Wilson. Comment
  SBBG66424  Collinsia parryi R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  UCD123690  Collinsia torreyi Leo Hitchcock 1928-5-26 s.n. Los Angeles Chula Vista Camp Ground, Mt. Pinos. 2438 Comment
Read comments
Dec 13 2015
  RSA747467  Conium maculatum R. G. Swinney 2008-4-4 8609 Los Angeles lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  RSA470547  Conium maculatum Robert Gustafson 1981-5-13 2214 Los Angeles Ballona Wetlands, Area 1 Comment
  UC303079  Constancea nevinii T. Minthorn 1920-7-1 Los Angeles near Avalon; Catalina Island Comment
  RSA394789  Convolvulus arvensis M. B. Dunkle 1928-5-13 1947 Los Angeles Middle Ranch Canyon. 198 Comment
  RSA198832  Conyza coulteri R. F. Thorne, D. Propst 1968-5-28 37683 Los Angeles Santa Catalina Island: on delta above second (lower) reservoir in upper Bulrush canyon 335 Comment
  NY28955  Cordylanthus maritimus subsp. maritimus H. E. Hasse 1888-8-24 4178 Los Angeles Comment
  UCR277406  Cordylanthus rigidus R. G. Swinney 2010-8-23 13582 Los Angeles San Gabriel Mountains, Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail 1090 Comment
  JEPS70063  Cordylanthus rigidus subsp. setiger L. R. Heckard 1971-9-29 2843 Los Angeles ca. 3 mi sw Old Topanga Canyon Rd. (Mulholland road); Santa Monica Mts. 426 Comment
  RSA412291  Cordylanthus rigidus subsp. setiger Louis C. Wheeler 1932-8-31 1311 Los Angeles Thompson Wash, 2 mi. NE La Verne. 377 Comment
  RSA709688  Coreopsis bigelovii LeRoy Gross 2005-4-28 2177 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
  UCR186914  Coreopsis bigelovii A. C. Sanders 2006-4-25 32179 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  UCR192041  Coreopsis bigelovii A. C. Sanders 2008-4-17 34951 Los Angeles Transverse Range, foot of hill c. 1 mile SW of Neenach School, c. 1.5 mi. west of mouth of Pine Canyon 945 Comment
  RSA0070835  Coreopsis calliopsidea C. B. Wolf 1937-4-28 8522 Los Angeles Western Mojave Desert, Antelope Valley, 3.6 miles south of Palmdale. 854 Comment
  LA88344  Coreopsis gigantea O. H. Kappler; 1943-2-20 359 B Los Angeles 9 Comment
  RSA233643  Coreopsis gigantea R. F. Thorne 1970-3-6 39410 Los Angeles Indian Rock in Emerald Bay, Santa Catalina Island. 15 Comment
  UCR97795  Coreopsis gigantea Scott D. White 1997-3-12 4752 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  CAS-BOT-BC105701  Corethrogyne filaginifolia Geo. L. Moxley 1916-9-4 514 Los Angeles Eaton Canyon [Canon] Comment
  POM356140  Corethrogyne filaginifolia E. A. Purer, Freda Detmers 1931-3-12 s.n. Los Angeles El Segundo. 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
  POM304731  Corethrogyne filaginifolia var. filaginifolia Henry J. Ramsey, Henry J. Ramsey 1937-9-2 I 65 Los Angeles Lady Bug Canyon, Angeles Crest Highway Comment
  SD40765  Cornus glabrata Carl B. Wolf 1932-10-4 4221 Los Angeles Santa Catalina Island; Hamilton Canyon. 124 Comment
  RSA720395  Cornus sericea subsp. sericea R. G. Swinney 1997-7-22 5713 Los Angeles Government Canyon, W of Wrightwood, 0.75 mi W of San Bernardino Co. line at Hwy. 2, Blue Ridge Mountain area. 2073 Comment
  UCR220349  Coronopus didymus R. G. Swinney 2009-4-13 10316 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  LA201839  Coronopus didymus Arthur C. Gibson; 2003-5-28 4931 Los Angeles 121 Comment
  UCR190616  Cotoneaster lacteus R. G. Swinney 2000-5-10 7680 Los Angeles San Gabriel Mtns., Azusa, San Gabriel River Canyon, 1.2 miles NE of Sierra Madre Ave. on shoulder of Hwy 39 244 Comment
  SFV20844  Cotula australis L. Gross 2003-2-22 732 Los Angeles Verdugo Mountains South side of Verdugo Mountains a short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetary and north of debris basin. East side of a dirt road that ends a little north of the cemetary. 287 Comment
  RSA654326  Cotula australis Benjamen Rangel 1992-4-11 777 -07 Los Angeles In the avocado orchard behind the dormitories at Cal Poly Pomona; in the back side of the orchard by the freeway fence and the water drainage. Comment
  CAS-BOT-BC291369  Cotula coronopifolia Louis C. Wheeler 1932-4-21 642 Los Angeles U.C.L.A. Campus, West Los Angeles 121 Comment
  CAS-BOT-BC427740  Crassula connata Le Roy Abrams 1899-3-1 247 Los Angeles Ballona Harbor Comment
  RSA592203  Crassula tillaea L. C. Wheeler 1967-4-23 9193 Los Angeles San Gabriel Mountains. Sunset Ridge, by Millard Canyon. Comment
  RSA177803  Cressa truxillensis R. F. Thorne, P. C. Everett, K. Thorne 1965-5-11 34591 Los Angeles Santa Catalina Island. N side of N cove of Little Harbor. 5 Comment
  RSA0127212  Crocanthemum scoparium var. vulgare Louis C. Wheeler 1967-7-18 10108 Los Angeles Gold Creek off Little Tujunga Canyon. 549 Comment
  SBBG31232  Crossosoma californicum R. F. Thorne with P. C. Everett 1965-5-11 Los Angeles near jct of rds to Middle Ranch and Little Harbor 91 Comment
  POM93651  Crossosoma californicum George B. Grant 1898-2-19 6408 Los Angeles Santa Catalina Island Comment
  POM87065  Croton californicus Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  RSA585028  Croton californicus T. S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: granitic alluvium of slight southwesterly slope on the NW side of Indian Hill Mesa (i.e. The Back 40). 409 Comment
  RSA589196  Croton californicus T. S. Ross 1991-4-27 4677 Los Angeles Mojave Desert: Black Butte Basin Road: 1.95 miles and ca 148 deg. SW of Three Sisters buttes. 982 Comment
  SEINET7295439 Image available Crypsis aculeata Robert F. Thorne 1966-1 36712 Los Angeles Santa Catalina Island: desiccated muddy margin of reservoir at Hay Press 411 Comment
  SEINET2443025  Crypsis schoenoides R. G. Swinney 2008-9-9 9321 Los Angeles San Gabriel Mtns. Little Rock Creek, 0.2 mi north of Little Rock Reservoir.; 0 960 Comment
  RSA600063  Cryptantha circumscissa Steve Boyd, Lauren Raz 1997-5-20 9818 Los Angeles Liebre Mountains region: Eastern flank of Liebre Mountain, along ridge top firebreak near the head of the North Fork Fish Canyon, due north of Atmore meadows and west of the saddle between Liebre and Sawmill mountains. 1585 Comment
  UCR223785  Cryptantha circumscissa R. G. Swinney 2009-5-28 10956 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA596164  Cryptantha clevelandii L. C. Wheeler 1967-5-12 9464 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  SBBG95479  Cryptantha clevelandii M. B. Dunkle 1929-4-7 2097 Los Angeles near sea, White's Landing Comment
  SBBG126912  Cryptantha clokeyi A. Parikh, N. Gale 2011-6-2 3408 Los Angeles 0.1 km S of Avenue M, 0.3 km E of 80th St W; Antelope Valley 865 Comment
  RSA0014596  Cryptantha decipiens Orlando Mistretta, Christine Mistretta 2011-6-17 5704 Los Angeles Kentucky Springs Cyn, along Southern California Edison (SCE) transmission line corridor 1.75 miles S of SCE substation at Vincent, W of Angeles Forest Hwy 1087 Comment
  SEINET213153  Cryptantha dumetorum Larry C. Higgins 1974-4-11 8450 Los Angeles On Highway 18 at the Los Angeles-San Bernardino County Line. Comment
  JEPS67640  Cryptantha intermedia Rev. J. C. Nevin 1882-1 Los Angeles Los Angeles Comment
  UC153564  Cryptantha intermedia LeRoy Abrams 1902-6-10 2512 Los Angeles Playa del Rey Comment
  UCR126251  Cryptantha intermedia A. C. Sanders 2003-3-14 25766 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  UCR273128  Cryptantha intermedia R. G. Swinney 2011-5-6 14604 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
  UCR73414  Cryptantha intermedia T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5263 Los Angeles Channel Islands, San Clemente Island, W fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft. north of Rest [1336 ft.] marker & 1800 ft. SE of Malo Knoll [1396']. Upper portion of drainage 305 Comment
  UC306233  Cryptantha micrantha I. Johnston 1917-5-13 27 R Los Angeles San Gabriel Wash 152 Comment
  SD248349  Cryptantha micromeres Dan S. Cooper 2013-4-22 413 60 Los Angeles Western Transverse Range: Hollywood Hills: Hollywood Reservoir, Montlake Dr. at Canyon Lake Dr., NE side of reservoir. 232 Comment
  RSA0013558  Cryptantha microstachys Orlando Mistretta, Christine Mistretta 2011-7-1 5787 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  RSA0035997  Cryptantha microstachys R. G. Swinney 2010-6-21 13261 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail. 561 Comment
  RSA596001  Cryptantha microstachys L. C. Wheeler 1967-5-2 9254 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 396 Comment
  UCR205196  Cryptantha microstachys R. G. Swinney 2008-4-30 8706 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon 549 Comment
  UCR216363  Cryptantha microstachys Dan S. Cooper 2010-5-13 510- 58 B Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Cahuenga Peak, Griffith Park 549 Comment
  LA81966  Cryptantha muricata O. H. Kappler; 1941-3-13 121 Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon Comment
  RSA574343  Cryptantha muricata R. G. Swinney 1994-5-12 2844 Los Angeles Glendora Mountain Rd., 2.5 mi. N of jct with Big Dalton Canyon Rd. 518 Comment
  UCR272633  Cryptantha muricata var. denticulata R. G. Swinney 2011-9-22 15666 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  SBBG63797  Cryptantha muricata var. jonesii R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  RSA0079558  Cryptantha muricata var. jonesii Julian P. Donahue 1983-5-30 s.n. Los Angeles Los Padres Natl. Forest, Sawmill Mountain. 1493 Comment
  UCR271132  Cryptantha muricata var. muricata R. G. Swinney 2011-6-14 15112 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  RSA0079597  Cryptantha muricata var. muricata Sarah G. Kemp s.n. Los Angeles Griffith Park. Comment
  RSA725116  Cryptantha oxygona Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -54 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
  UCR181267  Cryptantha oxygona R. G. Swinney 1997-6-13 5578 Los Angeles San Gabriel Mtns, south of Pinon Hills, c. 1.1 mi. NE of Table Mountain, summit of ridge just west of San Bernardino Co. line 1841 Comment
  UCSB27833  Cryptantha oxygona Blakely, E. 1958-5-9 Los Angeles Hills 2 miles east of Gorman 1097 Comment
  UCD120009  Cryptantha pterocarya Daryl Koutnik; Bruce Holguin 1978-4-1 216 Los Angeles west side of Sierra Highway and 1 mile north of State Highway 14. 987 Comment
  RSA0079296  Cryptantha pterocarya var. pterocarya L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  RSA659942  Cryptantha similis Orlando Mistretta 1992-5-18 356 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  RSA729866  Cryptantha similis R. G. Swinney 1999-6-5 7261 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
  SEINET8513224 Image available Cryptomeria japonica Carl Epling s.n. Los Angeles Los Angeles Comment
  RSA0053862  Cuscuta R. G. Swinney 2010-4-28 12425 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of the eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  SD126006  Cuscuta californica var. californica A. C. Sanders 1987-7-22 7173 Los Angeles El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd. 29 Comment
  RSA409731  Cuscuta ceanothi G. R. Johnstone 1930-10-19 s.n. Los Angeles Near rosemead Comment
  POM3545  Cuscuta subinclusa Dian Haynes s.n. Los Angeles Near Pasadena. Comment
  SFV21462  Cuscuta subinclusa L. Gross, V. Soza, S. Tessel 2001-6-4 395 Los Angeles Verdugo Mountains Northwest side of mountains. Just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek in Sun Valley. Cleared area for fire safety near homes. Dry, south-facing hillside. 274 Comment
  UCR126629  Cuscuta subinclusa A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27144 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  RSA149738  Cycladenia humilis var. venusta Wesley O. Griesel 1961-8-9 s.n. Los Angeles Dawson Saddle, State Hwy #2, San Gabriel Mts 2439 Comment
  UCR205667  Cyclospermum leptophyllum A. C. Sanders, T. B. Salvato 2009-5-20 36884 Los Angeles San Gabriel Valley, Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 69 Comment
  UCR61567  Cynara cardunculus R. G. Swinney 1989-7-12 s.n. Los Angeles San Gabriel Mtns, in & near the city of Glendora; SW boundary of Glendora Wilderness Park at Bluebird Hill 396 Comment
  SBBG120049  Cynodon transvaalensis A. C. Sanders 2003-5-22 26810 Los Angeles long abandoned gravel pit on boundary between Irwindale and Azusa, E of Irwindale Ave, S of 210 Freeway (which bisects pit) and N of Santa Fe RR, E of San Gabriel River channel 171 Comment
  CATA1361  Cyperus odoratus Mark L. Hoefs, Robert F. Thorne 1995-7-26 2474 Los Angeles Santa Catalina Island: Lower Middle Canyon, just below Eagle's Nest Lodge 134 Comment
  RSA0080647  Cystopteris fragilis R. G. Swinney 2010-8-9 13483 Los Angeles Big Santa Anita Canyon, just below (downstream from) Spruce Grove Campground 915 Comment
  UC1870321  Cytisus striatus LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1073 Los Angeles [Transverse Ranges; Verdugo Mountains region]; North side of mountains: North of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, freeway cut (210 Freeway) just east of La Tuna Canyon exit. 457 Comment
  RSA725835  Dactylis glomerata R. G. Swinney 1997-6-25 5655 Los Angeles San Gabriel Mtns.: west of Wrightwood, Blue Ridge Trail area, 0.2 mi. SE of Hwy 2 at Blue Ridge Trail 2134 Comment
  SBBG127521  Dactylis glomerata M. L. Hoefs, S. A. Junak 1996-4-30 2681 Los Angeles rd past Parson's Junction, toward W end, just before Starlight Beach 152 Comment
  RSA0113911  Dactylis glomerata Steven A. Junak 1999-4-23 SCa- 857 Los Angeles Santa Catalina Island. W fork of canyon above Howland's Landing, above road. 524 Comment
  UCR194071  Datisca glomerata R. G. Swinney, Dave Larson 1999-5-29 7215 Los Angeles San Gabriel Mtns., San Dimas Canyon, main fork c. 100 m north of confluence with East Fork 549 Comment
  UCR219895  Datisca glomerata R. G. Swinney, Jane Strong 2009-4-21 10425 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
  RSA725418  Datura wrightii K. Dobry 1991-5-13 513 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  OBI78472  Datura wrightii Tony Simon 1994-4-30 s.n. Los Angeles San Gabriel Mts, Big Tujunga Rd 2 mi from base 91 Comment
  SBBG52786  Daucus pusillus F. R. Fosberg 1931-4-12 4573 Los Angeles near Jewfish Pt 3 Comment
  UCR184111  Daucus pusillus A. C. Sanders, T. B. Salvato 2007-4-24 33501 Los Angeles Tehachapi Mountains, hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1082 Comment
  UCR187021  Daucus pusillus A. C. Sanders 2006-4-25 32160 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  RSA470784  Daucus pusillus M. B. Dunkle 1939-4-6 7300 Los Angeles Mosquito Harbor. San Clemente Island Comment
  CAS-BOT-BC130934  Deinandra clementina J. C. Nevin 1885-4-1 s.n. Los Angeles San Clemente Island Comment
  UC1234793  Deinandra clementina Peter H. Raven 1962-5-23 17856 Los Angeles e side Avalon Bay; Santa Catalina Island Comment
  UC174175 Image available Deinandra clementina T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  UC1715011  Deinandra fasciculata L. R. Abrams and I. L. Wiggins 1931-7-6 361 Los Angeles vicinity Mosquito Harbor; San Clemente Island Comment
  CAS-BOT-BC299266  Deinandra fasciculata Tim Ross 1992-6-15 6590 Los Angeles Ridgetop between two un-named canyons that drain ENE toward Orange Grove Avenue in Hacienda Heights, Whitteier Hills (local name for the western extremity of the Puente Hills) 321 Comment
  SEINET7838965 Image available Deinandra fasciculata I. W. Clokey, B. C. Templeton 4600 Los Angeles Mandeville Canyon, Santa Monica Mts. Comment
  UC897745  Deinandra fasciculata I. W. Clokey and E. G. Anderson 1935-5-9 6948 Los Angeles Pomona Hills 400 Comment
  CAS-BOT-BC7966  Delphinium parishii subsp. parishii James L. Reveal 1988-5-17 6783 Los Angeles Along the Green Valley Road at the mouth of Spunky Creek just N of Bouquet Reservoir 944 Comment
  CAS-BOT-BC7968  Delphinium parishii subsp. parishii Hermann Edward Hasse 1893-5-31 s.n. Los Angeles near Acton Comment
  UCR87350  Delphinium parryi R. G. Swinney 1994-4-7 2840 Los Angeles San Gabriel Mountains, Glendora Wilderness Park, jct of Lower Monroe Mtwy & Mystic Canyon Trail 610 Comment
  RSA188303  Delphinium parryi Robert F. Thorne, M. Z. Thorne 1966-6-2 36531 Los Angeles Santa Catalina Island: Hay Press area 427 Comment
  SEINET12099639  Delphinium parryi J. F. Bright, Wyman, C. 1933-1 8506 Los Angeles in foothills near Los Angeles Comment
  CAS-BOT-BC116270  Delphinium parryi subsp. parryi Cecil Hart 1925-5-18 s.n. Los Angeles Pasadena Comment
  RSA0091475  Delphinium parryi subsp. parryi R. G. Swinney 2011-3-22 14188 Los Angeles mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 509 Comment
  CAS-BOT-BC33225  Delphinium parryi var. maritimum LeRoy Abrams 1901-4-1 1186 Los Angeles Near Ballona Harbor Comment
  UCR182494  Delphinium patens R. G. Swinney 1997-7-22 5700 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  RSA618673  Delphinium patens subsp. hepaticoideum Louis C. Wheeler 1967-5-18 9622 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  SBBG131229  Dendromecon harfordii S. A. Junak 1999-5-21 SCa 996 Los Angeles E side of Coffee Pot Cyn, just W of rd, N facing stream bank 420 Comment
  SBBG31318  Dendromecon harfordii R. F. Thorne with P. C. Everett 1965-5-10 34476 Los Angeles W side of Black Jack Mtn 487 Comment
  CAS-BOT-BC82897  Dendromecon rigida Geo. B. Grant 1904-6-17 6300 Los Angeles Pasadena. Comment
  UCR259600  Descurainia pinnata R. G. Swinney 2010-5-11 12622 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  RSA599498  Descurainia pinnata subsp. glabra Steve Boyd, Lauren Raz 1997-3-25 9323 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  RSA662432  Descurainia sophia A. R. Roos 1954-3-4 s.n. Los Angeles 5001 Gaviota, Encino. Comment
  CATA2487  Desmazeria rigida Martin A. Piehl 1962-10-3 62501 Los Angeles Santa Catalina Island: Dry clayey soil at margin of Echo Lake 0 Comment
  RSA433535  Dicentra chrysantha Freda Detmers 1928-9-30 s.n. Los Angeles San Gabriel Canyon Comment
  RSA660169  Dicentra chrysantha Orlando Mistretta 1992-5-25 437 Los Angeles Transverse Ranges; San Gabriel Mountains region: Fenner Canyon Conservation Camp, Between camp boundary and water tower. Comment
  UC450907  Dichelostemma capitatum Fay A. MacFadden 1931-3-18 7 E Los Angeles Tuna Canyon Verduga Hills Comment
  RSA747347  Dichelostemma capitatum subsp. capitatum R. G. Swinney 2008-5-8 8788 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  POM12332  Dichelostemma capitatum subsp. capitatum F. L. Robinson 1921-5-4 64 Los Angeles Claremont Comment
  LA103301  Dichondra occidentalis Barry A. Prigge; 1986-3-19 6936 Los Angeles Santa Monica Mountains, Leo Carrillo State Beach, 0.3 mi W of Mulholland Hwy on Pacific Coast Hwy 30 Comment
  UCR101686  Dimorphotheca sinuata B. G. Pitzer 1998-5-23 3755 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  CAS-BOT-BC150572  Diplacus parviflorus Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4421 Los Angeles San Clemente Island. E side of island, Bryce Cyn near Malo Point Comment
  CDA3676  Diplotaxis tenuifolia S. Foster 1948-12-1 Los Angeles San Fernando Road at Cobalt Street, San Fernando Valley. 0 Comment
  LA202380  Diplotaxis tenuifolia Arthur C. Gibson; 2003-8-11 4881 Los Angeles Santa Monica Mountains, E of Zuma Beach along Westward Beach Rd, S of Pacific Coast Hwy Comment
  CAS-BOT-BC195615  Distichlis spicata L. R. A. 1901-4-1 1440 Los Angeles Los Angeles River, L.A. Comment
  SBBG12195  Distichlis spicata P. H. Raven 1962-4-11 17257 Los Angeles beach W of Wall 2 6 Comment
  UCR223012  Distichlis spicata R. G. Swinney 2009-5-5 10629 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  CAS-BOT-BC43577  Dithyrea californica Marjorie Shaw; Edna Spaulding; Mrs. C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. Comment
  RSA461487  Dodecatheon clevelandii Anstruther Davidson 1890-02 s.n. Los Angeles Los Angeles. Comment
  UCSB24756  Dodecatheon clevelandii Geiger, R. 1966-4-6 Los Angeles 200 yards from the beach, south up the canyon at Big Geiger Cove, the first cove east of Howland's Landing, Catalina Island. 15 Comment
  UC877533  Dodecatheon clevelandii subsp. clevelandii Ira W. Clokey, B. Templeton Mar 1929 4516 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 250 Comment
  RSA177790  Dodecatheon clevelandii subsp. insulare Robert F. Thorne, Percy C. Everett 1965-5-10 34465 Los Angeles Santa Catalina Island: N slope of Black Jack Mountain 457 Comment
  RSA579159  Dodecatheon clevelandii subsp. sanctarum Tim S. Ross, Darin Banks 1994-4-12 7498 Los Angeles San Francisquito Canyon: westerly ridge descending from SW/NE-trending ridge which divides S. Fr. Canyon from Dry Canyon; ca 480 m SE of where Drinkwater Canyon joins S. Fr. Canyon. 634 Comment
  RSA729209  Dodecatheon redolens R. G. Swinney 1998-9-7 6936 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  RSA729405  Dodecatheon redolens R. G. Swinney 1998-10-3 7006 Los Angeles San Gabriel Mtns.: upper Fish Fork San Gabriel River., c. 1/2 mile east (upstream) from upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge. 1991 Comment
  RSA748800  Dodecatheon redolens R. G. Swinney 2001-8-11 8033 Los Angeles Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap. 2375 Comment
  RSA0094629  Drymocallis cuneifolia var. ewanii Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-2 8514 Los Angeles Western slopes of Mount Baden-Powell; north slope of Mount Hawkins, in the vicinity of Lily Spring. 2401 Comment
  CATA1809  Dryopteris arguta Benjamin E. Carter 2012-8-23 6994 Los Angeles Santa Catalina Island: Below and west of Airport Road north of Middle Ranch Road 370 Comment
  RSA649985  Dryopteris arguta Eldon Winterbourne s.n. Los Angeles Turnbull canyon, no. of Puente. 304 Comment
  RSA693693  Dryopteris arguta L. E. Hoffman, R. J. S 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA693703  Dryopteris arguta L. E. Hoffman 1931-11-25 s.n. Los Angeles Millard's Canyon, Angeles National Forest Comment
  CAS-BOT-BC428112  Dudleya cymosa subsp. cymosa Louis C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains: North side of Bichota Canyon, east of heliport. 1402 Comment
  JEPS49975  Dudleya densiflora Frank W. Peirson 1919-7-1 517 Los Angeles Fish Canyon San Gabriel Mtns 274 Comment
  CAS-BOT-BC428396  Dudleya lanceolata Alice Eastwood 1919-5-29 9009 b Los Angeles San Gabriel Canyon Comment
  RSA0062563  Dudleya pulverulenta R. G. Swinney 2010-4-15 12272 Los Angeles Upper Lime Kiln Cyn., 1.2-1.5 miles east of Pacoima Wash, 0.3 to 0.6 miles NE of Limekiln Cyn. fork, due south of Kagel Mt. 695 Comment
  UC147264  Dudleya virens Blanche Trask 1904-6-1 Los Angeles San Clemente Island Comment
  RSA83353  Dudleya virens F. W. Peirson 1923-4-9 3487 Los Angeles San Clemente Island: at Middle Ranch Comment
  CATA3547  Dudleya virens subsp. insularis Peter J. Dixon 2018-5-30 111 Los Angeles Santa Catalina Island: Channel side; East End of Island, Junction of Renton Mine and East End Road; +/- .75 mi S. of Pebbly Beach, on road embankment. 0 Comment
  UCR99661  Dysphania ambrosioides Scott D. White 1992-10-8 891 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), 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
  UCD98654  Dysphania ambrosioides Fay A. MacFadden 1932-11-22 s.n. Los Angeles Pacoima Dam. Comment
  SBBG108935  Dysphania multifida S. A. Junak 1996-9-28 SCl 671 Los Angeles E edge of central portion of mesa, in parking area at Stone Field Stn 457 Comment
  RSA595810  Echinochloa crus-galli Lauren Raz, Steve Boyd 1996-10-23 41 Los Angeles Liebre Mountains. Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road. Following easterly course of flowing stream. 609 Comment
  RSA609812  Echinocystis R. S. Woglum 1934-3-25 s.n. Los Angeles South Coast: Pacoima; San Fernando Valley. Comment
  HSC8367  Ehrendorferia chrysantha C. S. Apperson 1967-6-20 Los Angeles 2 mi. E of Sierra Pelona lookout, off Big Oak Tree trail Comment
  LA91483  Ehrendorferia ochroleuca Bruce Douglas Clayton; Greg Shaw 1972-4-11 84 Los Angeles Santa Monica Mountains, BDC Peak, Mountain Park Research Campus, N side of peak 579 Comment
  UCR143934  Ehrharta erecta A. C. Sanders, Lee Jones 2004-11-7 29023 Los Angeles San Fernando Valley, site called Lookout Gates on topo, 1 mile NE of Chatsworth at foot of Santa Susana Mtns., 5 acre estate proposed for conversion to private high school (Sierra Canyon H.S.), west of the north end of Lurline Ave, N of Nashville St., just south of 118 Fwy 351 Comment
  UCR179247  Eleocharis acicularis R. G. Swinney 1989-6-25 s.n. Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon Debris Basin 366 Comment
  CAS-BOT-BC112854  Eleocharis macrostachya George B. Grant 1904-7-14 s.n. Los Angeles East Lake Reservoir, Los Angeles. Comment
  CHSC118270  Eleocharis parishii P. F. Zika; Nick Otting 2010-8-4 25260 Los Angeles W and S shores of Jackson Lake, Big Pines Highway. San Gabriel Mountains (SnGb). 1860 Comment
  UCR210251  Eleocharis parishii R. G. Swinney 2008-9-9 9441 Los Angeles San Gabriel Mtns., Big Rock Wash, 0.3 mi. north of junction of with Pallett Creek Rd. and Valyermo Rd. 1070 Comment
  CHSC96049  Eleocharis radicans LeRoy Gross; Andrea E. Gutman, Sarah Gutman 2000-9-8 271 Los Angeles Big Tujunga Wash/Verdugo Mountains: Tujunga Ponds. 335 Comment
  UCR180021  Elymus condensatus R. G. Swinney 1996-8-7 5221 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, southern third of west half of Brown's Flat 1317 Comment
  UCR223568  Elymus elymoides R. G. Swinney 2009-6-3 11028 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA600141  Elymus elymoides subsp. elymoides Steve Boyd, Lauren Raz 1997-5-29 9922 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  UCR272571  Elymus elymoides subsp. elymoides R. G. Swinney 2011-6-7 15069 Los Angeles San Gabriel Mountains, Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1585 Comment
  RSA584866  Elymus glaucus subsp. glaucus Timothy S. Ross, Steve Boyd 1990-6-4 2803 Los Angeles East-West ridge ca 1400 m N of MT GLEASON: ridge separating the headwaters of Arrastre Canyon from upper west tributaries of Gleason Canyon 1549 Comment
  UCR143222  Elymus glaucus subsp. glaucus F. R. Fosberg 1931-4-14 S- 4610 Los Angeles Channel Islands, Santa Catalina Island, Eagles Nest, Middle Ranch Canyon 180 Comment
  SD38368  Elymus triticoides Edith A. Purer 1933-5-30 4999 Los Angeles Sand dunes, Playa del Rey , on lee side of moving dune Comment
  UCR210148  Elymus triticoides R. G. Swinney 2008-10-16 9617 Los Angeles San Gabriel Mtns., Big Pine Meadow 2061 Comment
  LA81944  Emmenanthe penduliflora O. H. Kappler; 1941-5-25 277 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA0115264  Emmenanthe penduliflora Richard G. Swinney 2010-6-8 13230 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 100-300m south of Placerita Cyn. in Los Pinetos Cyn. 573 Comment
  SFV2955  Emmenanthe penduliflora K. A. Wilson 1961-4-26 1159 Los Angeles San Gabriel Mountains Soledad Canyon. Small, burnt over canyon adjacent to Bee Canyon, north of River's End Ranch. 610 Comment
  UCR256165  Emmenanthe penduliflora R. G. Swinney 2010-3-22 12002 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  SBBG44744  Emmenanthe penduliflora var. penduliflora Leota Davidson 1966-5-20 101 a Los Angeles Tick Cyn off Soledad Cyn Comment
  UCR257216  Encelia actoni LeRoy Gross 2012-6-17 5550 Los Angeles Transverse Ranges; San Gabriel Mountains, Mount Wilson Road to Henninger Flats; short distance east of the Eaton Canyon Bridge 420 Comment
  POM356647  Encelia californica F. R. Fosberg 1931-3-18 4290 Los Angeles Hamilton Canyon. 10 Comment
  SBBG96674  Encelia californica S. Boyd with T. Ross, L. Arnseth 1990-4-7 4256 Los Angeles lower half of China Cyn Comment
  SBBG96799  Encelia californica T. Ross 1991-3-24 4314 Los Angeles Whittier Hills (Puente Hills) 310 Comment
  UC1584699  Encelia californica Tim Ross 1991-3-24 4314 Los Angeles Whittier Hills Puente Hills, Whittier Hills 310 Comment
  UCR213582  Encelia farinosa A. C. Sanders, Karen Kirtland 2010-5-7 38340 Los Angeles South Coast, Palos Verdes Peninsula, south of Palos Verdes Dr. South, Rancho Palos Verdes near Los Angeles city boundary 104 Comment
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Mar 15 2016
  UCR88693  Encelia farinosa Scott D. White 1995-10-19 3703 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  SD231154  Ephedra viridis Sula Vanderplank, L. Gross, s. Hoskinson 2005-5-6 50506 79 Los Angeles Transverse Ranges; San Gabriel Mountains region: Bob's Gap. At the South edge of Bob's Gap, on slopes and roadside, and down in wash. 1444 Comment
  RSA594405  Epilobium brachycarpum Steve Boyd, Lauren Raz 1996-10-14 9082 Los Angeles Liebre Mountains region, 'Cow Spring Pond', a sag pond along the San Andreas Fault at the north base of Liebre Mountain in Oakdale Canyon, just west of confluence of Cow Spring Canyon. 1159 Comment
  CAS-BOT-BC166214  Epilobium canum subsp. canum Louis C. Wheeler 1931-11-11 342 Los Angeles N side Santa Monica Mts. near Girard 426 Comment
  CAS-BOT-BC166261  Epilobium canum subsp. canum H. E. McMinn 1926-7-22 1786 Los Angeles Trail to San Antonio Peak Comment
  CAS-BOT-BC166275  Epilobium canum subsp. canum Geo. B. Grant 1902-8-1 1394 Los Angeles Catalina Isl. Comment
  POM134457  Epilobium canum subsp. canum Martha Hilend 1926-10 s.n. Los Angeles Big Dalton Canyon. Comment
  RSA279092  Epilobium canum subsp. canum Robert F. Thorne, D. Propst 1974-9-10 45118 Los Angeles Santa Catalina Island: Big Spring area 122 Comment
  RSA448515  Epilobium canum subsp. canum Joseph A. Ewan 1930-10-22 3435 Los Angeles Bouquet Canyon, 5 mi above mouth. Comment
  RSA588393  Epilobium canum subsp. canum Freda Detmers 1931-11-11 s.n. Los Angeles Griffith Park. Comment
  RSA588401  Epilobium canum subsp. canum T. S. Clare 1930-10-26 s.n. Los Angeles Sierra Madre Canyon Comment
  SFV20798  Epilobium canum subsp. canum L. Gross, V. Soza, N. Gilbert 2000-10-18 283 Los Angeles Verdugo Mountains Chandler Fire Road. On steep roadcut near above coordinates. 549 Comment
  SBBG13806  Epilobium ciliatum M. A. Piehl 1962-10-3 62531 Los Angeles Middle Ranch Crk, ca. 0.5 mi from its mouth Comment
  JEPS39231  Epilobium ciliatum subsp. ciliatum F. W. Peirson 1919-4-16 382 Los Angeles Cajon Pass 685 Comment
  RSA458703  Epilobium glaberrimum subsp. glaberrimum F. R. Fosberg, Joseph A. Ewan 1931-8-12 790 -A Los Angeles Little Jimmy Spring, Windy Camp, north slope Mt. Islip, San Gabriel Mountains. 2300 Comment
  RSA381715  Epipactis gigantea Bonnie C. Templeton, I. W. Clokey 1936-5-18 5665 Los Angeles San Gabrie1 Canyon, 1/2 mile below dam. [San Gabriel Mounntains]. Comment
  RSA660889  Equisetum X ferrissii Gerald Braden 1988-5-22 32 Los Angeles Strawberry Peak. Comment
  SEINET187426 Image available Equisetum arvense F. R. Fosberg 1931-4-15 89 Los Angeles Eagle's Nest Middle Ranch Canyon Santa Catalina sland 180 Comment
  RSA684613  Equisetum laevigatum F. R. Fosberg 1931-8-15 R- 116 Los Angeles Big Cienega, Pine Flats, North Fork, San Gabriel River 2000 Comment
  RSA733661  Equisetum laevigatum R. G. Swinney 1998-7-24 6566 Los Angeles San Gabriel Mtns.: Upper Fish Fork of San Gabriel River. 1585 Comment
  UCR209458  Equisetum laevigatum R. G. Swinney 2008-10-10 9556 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  UCR177689  Equisetum telmateia Freda Detmers 1928-10-17 s.n. Los Angeles Verdugo Mountains region, Verdugo woodlands, near Glendale 549 Comment
  CAS-BOT-BC204480  Eragrostis cilianensis Peter H. Raven 1961-9-24 16751 Los Angeles Bouquet Reservoir 914 Comment
  POM352260  Eragrostis mexicana subsp. mexicana Geo. L. Moxley 1919-3-29 683 Los Angeles 39th Street near Compton Ave Comment
  JEPS50086  Eremalche exilis W. L. Jepson 1935-4-17 17040 Los Angeles 6 1/2 mi. w. on Yucca brevifolia mesa Lancaster 731 Comment
  RSA187772  Eremocarpus setiger R. F. Thorne 1966-9-14 36655 Los Angeles Santa Catalina Island: behind Ben Weston Beach. 3 Comment
  JEPS22752  Eriastrum densifolium subsp. austromontanum Rimo Bacigalupi with Reino Alava 1958-7-20 6403 Los Angeles close to Angeles Crest Highway (State Highway 2); San Gabriel Mts., Angeles National Forest, Charlton Flat 1623 Comment
  RSA0107958  Eriastrum densifolium subsp. elongatum Wm. Martin 1971-7-26 s.n. Los Angeles Big Tujunga wash, north and east of Sunland. Comment
  RSA0120066  Eriastrum eremicum subsp. eremicum H. E. Hasse 1906-6-1 s.n. Los Angeles Big Rock Creek. Comment
  RSA0121162  Eriastrum pluriflorum subsp. sherman-hoytiae F. W. Peirson 1933-5-13 s.n. Los Angeles About 10 miles south of Munroc, Western Mojave Desert. Comment
  UC1238044  Eriastrum sapphirinum Isabelle Tavares 1962-5-27 1266 b Los Angeles on Palmdale-Victorville Hwy about 10 mi e junction with Highway 138 Comment
  RSA0122859  Eriastrum sapphirinum subsp. brevibracteatum R. G. Swinney 2001-6-2 7957 Los Angeles San Gabriel Mtns./Mojave Desert: Juniper Hills area, Cruthers Creek 1.1 mi. south of Devils Punchbowl Rd. 1311 Comment
  RSA0122089  Eriastrum sapphirinum subsp. brevibracteatum P. A. Munz, T. Craig 1933-5-13 12953 Los Angeles Five miles south of Lancaster. Comment
  RSA0121251  Eriastrum sapphirinum subsp. dasyanthum L. C. Wheeler 1967-6-15 9828 Los Angeles San Gabriel Mountains: North slope foothills between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA0121252  Eriastrum sapphirinum subsp. dasyanthum R. F. Thorne, C. W. Tilforth 1971-6-17 39902 Los Angeles N slope of San Gabriel Mountains: near junction of Bee Canyon with Santa Clara River valley, 1.3 mi. E of junction of Antelope Valley Freeway with Soledad Canyon Road along latter. 549 Comment
  CAS-BOT-BC514986  Eriastrum sapphirinum subsp. dasyanthum Muriel F. Wheeler 1938-6-13 860 Los Angeles San Dimas Wash, 1/2 mi NE of San Dimas County Park 350 Comment
  LA202487  Ericameria linearifolia W. R. Ernst; May 1948 sn Los Angeles San Gabriel Mountains, Big Rock Creek Comment
  POM359393  Ericameria linearifolia Florence Collins 1942-2-27 s.n. Los Angeles Griffith Park Planetarium. Comment
  RSA599667  Ericameria linearifolia Steve Boyd, Lauren Raz 1997-5-1 9686 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
  SFV12035  Ericameria linearifolia D. L. Koutnik 1978-4-28 435 Los Angeles Cornell Corners, south of Agoura Road on Cornell Road. 305 Comment
  UCR223819  Ericameria linearifolia R. G. Swinney 2009-6-17 11190 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
  UCR266129  Ericameria linearifolia Orlando Mistretta, Christine Mistretta 2005-4-21 2054 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  UCR223181  Ericameria nauseosa R. G. Swinney 2009-7-22 11313 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  UCR277098  Ericameria nauseosa R. G. Swinney 2010-10-5 13996 Los Angeles San Gabriel Mountains, Placerita Canyon, 100 m east of Running Horse Rd. on south side of Placerita Canyon Rd. 524 Comment
  SBBG62929  Ericameria nauseosa var. hololeuca R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  SFV14462  Ericameria palmeri var. pachylepis J. L. Reveal 1987-9-9 3882 Los Angeles Santa Susana Mountains Limekiln Canyon north of Rinaldi. 396 Comment
  SFV6721  Ericameria parishii var. parishii R. Johnson Oct 1974 s. n. Los Angeles San Gabriel Mountains Wilson Canyon. 671 Comment
  CAS-BOT-BC293134  Ericameria pinifolia David D. Keck 1932-10-14 1949 Los Angeles Tujunga Wash, 4 mi. E. of Van Nuys, on Van Owen Street Comment
  CHSC93231  Ericameria pinifolia John Dittes 2005-11-26 1299 Los Angeles Western Transverse Ranges; San Gabriel Mtns.; Big Tujunga Cyn; ca. 2.7 air-miles SE of Mt. McKinley, ca. 3.8 air-miles W of Big Tujunga Reservoir, ca. 3.6 air-miles NE of Mt. Gleason Jr. Highschool; wash of Big Tujunga Creek near Delta Flat Picnic Area. 512 Comment
  JEPS19139  Ericameria pinifolia Frank W. Peirson 1918-10-16 268 Los Angeles Pacoima Canyon San Gabriel Mountains, Pacoima Canyon 518 Comment
  SJSU13595  Ericameria pinifolia C. W. Sharsmith 1946-10-20 5500 Los Angeles upper Haines Canyon, San Gabriel Mts 853 Comment
  UC527674  Ericameria pinifolia C. B. Wolf 1931-10-20 Los Angeles 0.5 mi above Montrose (on the rd from Tujunga to La Canada); San Gabriel Mts. 457 Comment
  UC1375424  Erigeron divergens R. F. and M. Z. Thorne 1969-7-10 38407 Los Angeles just e Big Pines Ranger Station; San Gabriel Mts., Angeles National Forest 2072 Comment
  SBBG60609  Erigeron foliosus var. foliosus R. Hoffmann 1927-8-21 Los Angeles Oak's Garage, Mint Cyn Comment
  CAS-BOT-BC296191  Erigeron foliosus var. foliosus John H. Thomas 1957-5-31 6791 Los Angeles Occidental College Campus, Los Angeles Comment
  HSC13528  Eriodictyon crassifolium C. S. Apperson 1967-6-15 Los Angeles 1.0 mi. down Canton Canyon Trail from the Townsend Park Rd. Comment
  CAS-BOT-BC189155  Eriodictyon crassifolium var. nigrescens James L. Reveal 1988-5-17 6780 Los Angeles Along the Green Valley Road at the mouth of Spunky Creek just N of Bouquet Reservoir, 1.7 miles W of the Bouquet Canyon Road between Palmdale and Saugus 944 Comment
  RSA594739  Eriodictyon crassifolium var. nigrescens Tim S. Ross 1995-4-7 8352 Los Angeles Old Ridge Route: 3.95 miles N of its junction with Lake Hughes Road, W of Castaic Lake on ridge dividing Marple Canyon from Grasshopper Canyon. 619 Comment
  RSA654026  Eriodictyon crassifolium var. nigrescens Valerie L. Soza, Laura Moore 2000-5-10 836 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. at fire gate to powerlines. 595 Comment
  SBBG65148  Eriodictyon crassifolium var. nigrescens unknown 1928-7-9 Los Angeles Antelope Valley Comment
  SJSU8885  Eriodictyon crassifolium var. nigrescens H. E. McMinn 1935-6-19 3911 Los Angeles San Fernando Wash Comment
  UC1871136  Eriodictyon crassifolium var. nigrescens T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4871 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  CAS-BOT-BC188947  Eriodictyon parryi F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Mount Wilson, San Gabriel Mountains 1794 Comment
  SD69701  Eriodictyon traskiae Robert F. Thorne 1966-4-29 36310 Los Angeles Santa Catalina Island; hillside below road to White's Landing above turn-off to Echo Lake. 410 Comment
  UC495277  Eriodictyon trichocalyx Philip A. Munz 1932-5-17 12643 Los Angeles 1 mi n Claremont; n of Claremong 396 Comment
  UC73678  Eriodictyon trichocalyx Pupils of Los Angeles High School under Miss E. Palmer May 1903 196 Los Angeles South Pasadena foothills Comment
  UCR137718  Eriodictyon trichocalyx var. trichocalyx L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Juniper Hills Road, Juniper Hills, just north of road 1372 Comment
  IRVC26921  Eriogonum cithariforme var. agninum Mark A. Elvin 2003-5-25 2927 A Los Angeles Newhall Ranch, Salt Creek, mesa in middle of Salt Creek drainage NE end of Santa Susana Mtns. 595 Comment
  RSA588139  Eriogonum cithariforme var. agninum Orlando Mistretta 1994-5-23 1234 Los Angeles Little Rock Creek, drainage E of Creek and N of Forest Rd. 4N15. 1311 Comment
  CLARK-A1528-3623  Eriogonum crocatum John C. Roos 1958-5-22 Los Angeles Santa Monica Mountains Comment
  CAS-BOT-BC242750  Eriogonum davidsonii Timothy S. Ross; Steve Boyd 1990-6-18 3522 Los Angeles San Gabriel Mountains. Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages 1767 Comment
  CAS-BOT-BC242763  Eriogonum davidsonii Timothy S. Ross; Steve Boyd 1994-9-21 8302 Los Angeles Liebre Mountain: upper west summit area on broad northerly ridge extending northward toward Tentrock Canyon drainage; ca 340-460 m ENE of Sandberg Triangulation Point (5345-ft.) 1623 Comment
  RSA0021019  Eriogonum davidsonii Duncan S. Bell, Caitlin Elam 2013-7-11 5366 Los Angeles Sheep Mountain Wilderness; eastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1993 Comment
  RSA311315  Eriogonum davidsonii Robert F. Thorne, M. Z. Thorne 1969-7-10 38380 Los Angeles San Gabriel Mountains, Angeles National Forest: North of Jackson Lake. 1860 Comment
  UC56059  Eriogonum davidsonii J. H. Barber 1897-6-29 219 Los Angeles Bear Canyon Comment
  UCD99870  Eriogonum davidsonii R. N. Raynor 1938-6-1 s.n. Los Angeles between Little Rock and Cajon. Comment
  RSA741090  Eriogonum elongatum Justin M. Wood 2008-11-20 240 Los Angeles ANF Road (1N36) / SCE access road W of Van Tassel Canyon. Above the city of Duarte. 305 Comment
  RSA393512  Eriogonum fasciculatum T. S. Clare 1929-2-24 s.n. Los Angeles Santa Monica Canyon. Comment
  UCR115987  Eriogonum fasciculatum A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23282 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 915 Comment
  UCR259766  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-4-28 12422 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
  LA94753  Eriogonum fasciculatum var. fasciculatum Norman A. Cole; May 1964 3 Los Angeles 259 Comment
  CAS-BOT-BC253262  Eriogonum fasciculatum var. foliolosum Marcus E. Jones 1882-2-25 3019 Los Angeles Pasadena Comment
  POM177962  Eriogonum fasciculatum var. foliolosum Joseph A. Ewan 1931-5-15 4196 Los Angeles West fork Garapito Creek. 457 Comment
  SD40462  Eriogonum fasciculatum var. foliolosum Edith A. Purer 1931-2-11 Los Angeles Griffith Park, hillside Comment
  UCR273219  Eriogonum fasciculatum var. foliolosum R. G. Swinney 2011-10-18 15835 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
  CAS-BOT-BC250116  Eriogonum fasciculatum var. polifolium H. E. Hasse 1893-5-25 s.n. Los Angeles Acton Comment
  UCSB10619  Eriogonum fasciculatum var. polifolium Gill, Robert 1959-2-25 Los Angeles San Gabriel Mtn Range; about 50 ft from stream in lower San Dimas Cyn 365 Comment
  CAS-BOT-BC250299  Eriogonum giganteum var. giganteum G. B. Grand No date on label s.n. Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC250305  Eriogonum giganteum var. giganteum Geo. B. Grant 1906-9-1 7160 Los Angeles Catalina Is., Moonstone Beach Comment
  RSA393368  Eriogonum giganteum var. giganteum T. Gertrude Williamson 1924-08 s.n. Los Angeles Santa Catalina Island. Comment
  CAS-BOT-BC253470  Eriogonum gracile LeRoy Abrams 1900-8-1 1041 Los Angeles Ballona Harbor Comment
  RSA766136  Eriogonum gracile Joseph A. Ewan 1928-8-16 1522 Los Angeles Nichols Canyon. Santa Monica Mts. 213 Comment
  POM180162  Eriogonum gracile var. gracile Joseph A. Ewan 1931-10-24 5276 Los Angeles Santa Monica Mountains: 0.5 mile below Seminole Hot Springs. Comment
  SBBG62140  Eriogonum gracillimum R. Hoffmann 1927-9-23 Los Angeles E end of Pine Cyn Comment
  SBBG19138  Eriogonum grande var. grande C. Burch 1963-12-8 Los Angeles first cyn S of Seal Cove Comment
  SBBG61817  Eriogonum maculatum R. Hoffmann 1929-5-20 Los Angeles W Mojave Desert Comment
  CAS-BOT-BC268786  Eriogonum mohavense Katharine Brandegee No date on label s.n. Los Angeles Lancaster Comment
  RSA0086579  Eriogonum mohavense Bonnie C. Templeton 1971-5-16 11615 Los Angeles About 7 mi. n.e. of Palmdale. 815 Comment
  UC1375354  Eriogonum mohavense Robert F. Thorne and C. W. Tilforth 1971-6-29 50677 Los Angeles ca. 1 1/2 mi s, in Soledad Canyon junction of Aliso Creek wash and Santa Clara river (n slope of San Gabriel Mts.); San Gabriel Mts., Angeles National Forest, Soledad Canyon 883 Comment
  UCR189730  Eriogonum nudum R. G. Swinney 1998-7-21 6482 Los Angeles San Gabriel Mtns., 0.8 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2256 Comment
  CAS-BOT-BC269773  Eriogonum nudum var. pauciflorum James L. Reveal; Barbara J. Ertter 1976-6-28 4557 Los Angeles San Gabriel Mountains, along the road from Mill Creek Summit to Mt. Gleason, 1.1 mile northwest of Mill Creek Summit 1615 Comment
  CHSC110083  Eriogonum ordii Sandy Leatherman; Pam DeVries 2011-4-28 2011 -9 Los Angeles 491 Comment
  UCR85824  Eriogonum parishii T. S. Ross 1991-8-16 5863 Los Angeles San Gabriel Mtns, Horse Flats (S end) 1741 Comment
  SD38703  Eriogonum parvifolium var. parvifolium Edith A. Purer 1933-10-7 5584 Los Angeles Partially stabilized sand dunes, El Segundo Comment
  UCR193605  Eriogonum pusillum R. G. Swinney 1999-6-28 7451 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, south of Mescal Highlands Rd. 1494 Comment
  UCSB33296  Eriogonum roseum Griesel, Wesley; Miller, B. 1963-7-2 Los Angeles Sawmill Campground Sawmill Mt 1676 Comment
  CAS-BOT-BC267620  Eriogonum saxatile Victor Duran 1933-7-27 3538 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  RSA420635  Eriogonum umbellatum var. minus Fred Burlew 1916-07 s.n. Los Angeles Mt. San Antonio. San Gabriel Mountains. Comment
  CAS-BOT-BC268209  Eriogonum umbellatum var. munzii Frank W. Peirson 1923-8-30 4684 Los Angeles Mountain north of Big Pines, San Gabriel Mts. 2286 Comment
  RSA0116190  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2011-10-13 15790 Los Angeles San Gabriel Mountains; Chilao Flat, jct. of Chilao Flat Rd. (north entrance) & Silver Moccosin Trail. 1582 Comment
  RSA766283  Eriogonum wrightii var. subscaposum F. R. Fosberg, Joseph A. Ewan 1931-8-12 4957 Los Angeles Summit Mt Islip. 2500 Comment
  CAS-BOT-BC297917  Eriophyllum confertiflorum Joseph Andorfer Ewan 1936-8-9 10027 Los Angeles On road cut, 0.5 mile N of Bald Flat on Blue Ridge, San Gabriel Mts 2529 Comment
  RSA0036800  Eriophyllum confertiflorum Regina Allen 1983-5-24 s.n. Los Angeles Evey Canyon in San Gabriel Mts. 1 mi. north of San Antonio Dam off Mt. Baldy Rd. Comment
  UCR223467  Eriophyllum confertiflorum R. G. Swinney 2009-5-28 10940 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA0009772  Eriophyllum confertiflorum Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  POM175388  Eriophyllum confertiflorum var. confertiflorum West, Helen E. Sweet, E. Crow 1930-7-12 s.n. Los Angeles San Gabriel Mountains. Comment
  CAS-BOT-BC308353  Eriophyllum nevinii E. R. Blakley 1961-10-21 4797 Los Angeles Cliff break west of Arched Point, north side of island, Santa Barbara Island 106 Comment
  CAS-BOT-BC308360  Eriophyllum nevinii A. J. McClatchie 1893-9-15 s.n. Los Angeles Catalina Island Comment
  RSA155769  Eriophyllum nevinii Peter H. Raven 1962-4-12 17312 Los Angeles Rocky walls of canyon, with Galvezia, in canyon below the Tomb, San Clemente Island 122 Comment
  RSA517861  Eriophyllum pringlei Steve Boyd 1986-3-30 1517 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA772387  Eriophyllum pringlei R. G. Swinney 2009-5-13 10758 Los Angeles upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1122 Comment
  UCR270098  Eriophyllum pringlei R. G. Swinney 2011-4-20 14441 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  UCR123636  Eriophyllum wallacei Steven R. Hill, K. Kramer 2001-4-22 33374 Los Angeles Southwestern Mojave Desert, South side of Calif. Hwy 138 (Pearblossom Hwy) just east of Palmdale and c. 1 mi west of Little Rock; W side of Little Rock Wash 860 Comment
  SEINET13710057  Erodium botrys J. Adams, J. Adams (Botany) 1965-1 Los Angeles Near Claremont, Palmer Canyon, 1/4 Mi. Beyond Padua Hills 2700Ft 823 Comment
  CATA2013  Erodium brachycarpum Steven A. Junak, Mark Hoefs, Janet Takara 1998-3-22 508 Los Angeles Santa Catalina Island: Next to isolated campsite at SE end of Little Harbor Campground 36 Comment
  RSA0053879  Erodium cicutarium R. G. Swinney 2010-5-11 12630 Los Angeles San Gabriel Mountains: Acton 0.7 road miles SE of jct. of Soledad Canyon Rd. and Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt rd., below US Forest Service boundary. 829 Comment
  RSA639977  Erodium cicutarium Louis C. Wheeler 1967-5-29 9771 Los Angeles Cow Canyon Saddle, [covered former dump]. 1378 Comment
  RSA583028  Erodium moschatum Tim S. Ross, Janet Takara, S. Otte 1993-4-24 6953 Los Angeles Santa Catalina Island: W end of Island beyond the isthmus, on main east west ridgtop, upper NW slope of Silver Peak (West Peak Triangulation Pt, 1804ft). 527 Comment
  SBBG131995  Erodium moschatum S. A. Junak, R. Philbrick 1990-11-8 SCI 121 Los Angeles Camera Pad "Stone", on E side of island 457 Comment
  SBBG83258  Erodium moschatum M. Daily 1986-4-7 SCa-t Los Angeles Bird Rock Comment
  CAS-BOT-BC40781  Erysimum capitatum Ernest C. Twisselmann 1962-4-10 6829 Los Angeles Mojave Desert. Rosamund region. 1.3 miles east of Highway 6 on road at the end of Avenue A. 624 Comment
  RSA135175  Erysimum capitatum var. capitatum P. H. Raven 1960-5-15 15371 Los Angeles Piuma Road 5.1 miles north-west of Rambla Pacifica [Rd]. 213 Comment
  UCSB2340  Erysimum capitatum var. capitatum Ballard 1954-3-14 Los Angeles San Dimas Park 350 Comment
  UCSB7096  Erysimum capitatum var. capitatum Gill, Robert 1959-3-7 Los Angeles Just E. of northern most end of Mills Ave., Claremont; San Gabriel drainage area; Pacific slope drainage area Comment
  CAS-BOT-BC403183  Eschscholzia californica Le Roy Abrams; E. A. McGregor 1908-6-20 360 Los Angeles Liebre Mountain 1463 Comment
  UC10000  Eschscholzia californica H. P. Chandler 1897-3-3 Los Angeles Claremont 396 Comment
  UC765988  Eschscholzia californica R. F. Hoover 1938-4-16 3115 Los Angeles near Bailey's; upper Antelope Valley Comment
  UCD95347  Eschscholzia californica Kenneth A. Wilson 1961-2-18 861 Los Angeles Santa Monica Mtns. Mulholland Hwy. 2 miles west of Seminole Hot Springs. Comment
  UCR152881  Eschscholzia californica A. C. Sanders, Helen Kennedy 2005-4-13 29423 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  CAS-BOT-BC403164  Eschscholzia californica Ezra C. Knopf No date on label 72 tris sheet Los Angeles Santa Catalina Island Comment
  LA200687  Eulobus californicus Peter H. Raven; 1959-5-3 14081 Los Angeles Santa Monica Mountains, Mulholland Drive 1.3 mi. W of Laurel Canyon Blvd 350 Comment
  RSA0082910  Euphorbia albomarginata Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-5-30 3130 Los Angeles Abalone Cove Reserve, Palos Verdes Nature Preserve. Immediately above beach at foot of cliff. 2 Comment
  POM2700  Euphorbia lathyris W. R. Shaw 1900-7-3 s.n Los Angeles Claremont. 365 Comment
  SD85102  Euphorbia misera E. R. Blakley 1963-12-7 6329 Los Angeles San Clemente Island, at mouth of first large canyon west of Pyramid Head toward Pyramid Cove 24 Comment
  RSA729587  Euphorbia palmeri R. G. Swinney 1999-6-30 7486 Los Angeles San Gabriel Mtns.: Grand View Canyon, c. 1.1 mi. north of Big Pines hwy at All Nation Camp 1585 Comment
  SFV21845  Euphorbia peplus J. D. Dilley 1997-3-29 152 Los Angeles Santa Monica Mountains Studio City. Beatty Dearing Trail, beginning on Mulholland Drive, 0.5 miles west of Laurel Canyon. 245 Comment
  UCR151010  Euphorbia peplus Scott D. White 1997-5-7 5063 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  RSA432457  Euphorbia peplus N. C. Cooper 1948-8-15 3002 Los Angeles Front yard, 900 block, Jefferson Ave. Los Angeles. Comment
  SEINET12142100  Euphorbia peplus J. F. Bright 1934-1 9248 Los Angeles Santa Monica Coast Range Comment
  POM86131  Euphorbia polycarpa var. vestita Marcus E. Jones 1982-5-1 s.n. Los Angeles [Unspecified] Comment
  RSA433508B  Euphorbia spathulata M. B. Dunkle 1929-4-7 2109 Los Angeles Moonstone Beach, Santa Catalina Island. Comment
  UCR95530  Euphorbia spathulata T. S. Ross 1995-5-21 8600 Los Angeles San Clemente Island, near head of Chenetti Canyon, just SW of the W prong of the trident formed at the top of the longest tributary; 1800 ft. SSE of Rest triangulation point (1336 ft.) 354 Comment
  RSA515349  Euphorbia terracina A. C. Sanders 1987-12-4 7584 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  RSA638935  Euthamia occidentalis L. C. Wheeler 1966-10-1 8951 Los Angeles San Gabriel Mountains: Colby Ranch, Coldwater Canyon. 1097 Comment
  SBBG95443  Extriplex californica M. B. Dunkle 1928-4-29 1894 Los Angeles near beach, Little Harbor Comment
  CDA8358  Fatoua villosa Ben Miled 2008-6-14 PDR# 1353898 Los Angeles Sun Valley, 10645 Tuxford St. 0 Comment
  IRVC28856  Festuca microstachys Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2925 Los Angeles Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. Santa Susana Mtns. 915 Comment
  OBI69141  Festuca microstachys Steve Boyd, Lauren Raz 1997-3-26 9337 Los Angeles Liebre Mts Region: N base of Portal Ridge at the mouth of Myrick cyn, S edge of the Antelope Valley, S of Fairmont Reservoir. T7N R15W NE 1/4 sec 14 1000 Comment
  UCR108459  Festuca myuros Anna Christensen 1997-3-13 04 Los Angeles Claremont, Bernard Biological Field Station (Claremont Colleges) NW corner of Mills Ave and Foothill Blvd., 10 yards north of S. Mills Ave. gated entrance, E side of path, 1 step east of Fire Break 412 Comment
  UCR271560  Festuca myuros R. G. Swinney 2011-3-18 14147 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  UCR86832  Festuca octoflora Scott D. White 1995-4-27 2959 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
  UCR200026  Festuca octoflora var. hirtella Valerie Soza, Susan Caplow 2003-4-11 1632 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park vicinity, upper Brand Canyon, alongside Brand Park Motorway 549 Comment
  RSA602053  Ficus carica Scott D. White 1997-5-7 5049 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I-210 freeway, E of Hansen Dam, and N of Wentworth St. 320 Comment
  RSA747740  Ficus carica Scott D. White, J. Wood, C. Huntley, J. Miner 2009-5-12 12691 Los Angeles San Gabriel Mountains: Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. 549 Comment
  RSA628700  Filago arizonica L. C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island. 0.3 mile south southeast Isthmus Bench Mark. 122 Comment
  RSA0045268  Filago californica R. G. Swinney 2010-3-22 12013 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
  RSA587460  Filago californica Orlando Mistretta 1995-4-11 1615 Los Angeles San Gabriel Mountains. Santiago canyon. Canyon and slopes draining W slopes of Santiago Canyon ca. 1 mi. SW of confluence with Little Rock Creek. 1098 Comment
  RSA356054  Filago californica R. F. Thorne 1973-3-26 42722 Los Angeles San Gabriel Mts: Webb Canyon 365 Comment
  RSA616158  Filago gallica Valerie L. Soza 1998-5-3 88 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 411 Comment
  RSA0086866  Filago gallica Keri Kirkland, Steven A. Junak 1998-4-30 SCa- 587 Los Angeles Santa Catalina Island. On ridge along N side of upper Hamiltion Canyon. 104 Comment
  RSA659118  Forestiera pubescens LeRoy Gross 2001-3-25 360 -b Los Angeles Los Angeles Basin: Verdugo Mountains region: Off Verdugo Crestline Drive, dirt road that is north of the 210 freeway in the northwest section of the Vedugo Mountains, just east of Sunland exit off ramp., You can get on this fire road from the west at Newhome Ave off of Foothill Blvd. in the city of Sunland. 549 Comment
  OBI70406  Forestiera pubescens David J. Keil 1992-4-24 s.n. Los Angeles Outskirts of Lancaster along Ave 1 700 Comment
  LA207722  Frangula californica Carl Epling; May 1926 sn Los Angeles Arroyo Seco Comment
  CAS-BOT-BC52537  Frangula californica subsp. californica Steve Boyd; Amber Maurice 2004-5-18 11309 Los Angeles Transverse Ranges; Liebre Mountains region: Atmore Meadows area 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
  RSA391382  Frankenia grandifolia F. R. Fosberg 1931-5-17 S 4885 Los Angeles Little Harbor, Santa Catalina Island. 1 Comment
  RSA464907  Fraxinus dipetala Luellapearl Hammer 1929-05 s.n. Los Angeles Arroyo Canyon Comment
  UCR177654  Fraxinus dipetala Fordyce Grinnell Jr. 1917-3-31 s.n. Los Angeles Transverse Range, Santa Susana Mtns., near Newhall Pass Comment
  CAS-BOT-BC211008  Fraxinus velutina Louis C. Wheeler 1933-8-20 2091 Los Angeles 1/2 mi. below Pine Canyon Dam, San Gabriel Canyon, San Gabriel Mts. 289 Comment
  RSA0030861  Fraxinus velutina var. coriacea L. C. Wheeler 1933-8-20 11448 Los Angeles 0.5 mile below Pine Canyon Dam, San Gabriel Canyon. 289 Comment
  RSA597385  Fremontodendron californicum subsp. californicum Tim S. Ross, Steve D. Boyd 1990-6-18 3503 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  LA33608  Fritillaria biflora var. biflora Peter H. Raven; Henry J. Thompson 1959-4-3 13913 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, 0.5 mi NE of peak. 822 Comment
  RSA9649  Galinsoga parviflora var. parviflora L. C. Wheeler 1932-11-6 1446 Los Angeles Garey Ave. 3 mi N Pomona 305 Comment
  RSA771953  Galium Robert F. Thorne 1968-2-25 37914 Los Angeles Santa Catalina Island. W of end of 4th of July Cove Comment
  UCR204835  Galium R. G. Swinney 2005-8-11 8461 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  JEPS25741  Galium andrewsii subsp. intermedium John Weiler 1961-5-12 61112 a Los Angeles in e-facing ravine on Ridge Route Rd 0.4 mi n U.S. Weather Bureau lateral (1.9 mi se of the junction of Ridge Route Rd with State Hwy 138 (nr. Quail Lake)) Comment
  SEINET6098411  Galium angustifolium Scott D. White 1998-8-11 7048 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  LA208337  Galium angustifolium subsp. angustifolium F. R. Fosberg; 1932-5-5 8109 Los Angeles Santa Catalina Island, hill n. Avalon 30.0 Comment
  JEPS40558  Galium angustifolium subsp. angustifolium Lauramay T. Dempster 1964-1-27 3981 Los Angeles Dark Canyon Angeles Crest Highway 716 Comment
  RSA597008  Galium angustifolium subsp. gabrielense Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3803 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  SBBG19170  Galium aparine M. A. Piehl 1963-12-7 631033 Los Angeles opposite Pyramid Head on SE tip of island 12 Comment
  SFV20806  Galium aparine L. Gross, N. Fraga 2002-4-4 508 Los Angeles Verdugo Mountains Southwest side. From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. 532 Comment
  UCR219448  Galium aparine R. G. Swinney 2009-3-28 10198 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 427 Comment
  SBBG17754  Galium aparine P. H. Raven 1962-5-8 17595 Los Angeles near mouth of cyn at S end of Seal Cove 9 Comment
  SD107761  Galium bifolium Robert F. Thorne, Larry DeBuhr 1974-6-28 44745 Los Angeles San Gabriel Mts., Angeles National Forest: Lily Springs area on N slope Mt. Hawkins, drainage of S Fork Big Rock Creek 2438 Comment
  UC2029960  Galium californicum subsp. flaccidum V. Soza, Samantha Tessel 2001-6-18 1283 Los Angeles Transverse Ranges, San Gabriel Mountains region: Upper Winter Creek Trail, above Santa Anita Canyon, ca. 0.4 mile from trailhead out of Chantry Flat area. Comment
  UC519952  Galium californicum subsp. flaccidum Louis C. Wheeler 1932-7-2 899 Los Angeles Browns Flat-Fern Canyon water trail San Gabriel Mts. 1219 Comment
  CAS-BOT-BC217468  Galium catalinense Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Island Comment
  UC28208  Galium catalinense Blanche Trask Apr. 1896 Los Angeles Avalon Santa Catalina Island Comment
  SDSU9325  Galium catalinense R. M. Beauchamp 1967-3-18 276 Los Angeles Growing beside rocks on slope in canyon below Lemon Tank. San Clemente Island. Comment
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May 16 2008
  RSA678830  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1287 Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1 mile from trailhead out of Chantry Flat area. 793 Comment
  RSA202638  Galium hallii F. Ehrendorfer 1959-6-14 5901 Los Angeles Northeast side of San Gabriel Mountains, Sawmill Canyon at west end of Swartout Valley, between Wrightwood and Lone Pine, at 6600 feet. 2012 Comment
  RSA577278  Galium johnstonii Orlando Mistretta 1994-7-20 1438 Los Angeles San Gabriel Mountains, Big Rock Creek, Big Rock Campground, around bathroom just N of turnaround at end of campground. 1646 Comment
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Jul 28 2014
  UCR281340  Galium johnstonii R. G. Swinney 2014-5-19 16594 Los Angeles San Gabriel Mountains, Glendora, ridge between east fork of Harrow Cyn. and west fork of Engelwild Cyn., 0.4 mile SSE of Glendora Ridge Motorway 622 Comment
  RSA746868  Galium parishii Orlando Mistretta 1991-7-30 s.n. Los Angeles Mt. Baldy. 2957 Comment
  RSA0094551  Galium porrigens Richard G. Swinney 2011-6-6 15004 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  SEINET8004759  Galvezia speciosa Jon P. Rebman 1996-4-29 3116 Los Angeles Los Angeles City, Los Angeles California Comment
  UC1518674  Galvezia speciosa Robert F. Thorne 1973-4-11 42836 Los Angeles San Clemente Island 274 Comment
  UCR68908  Galvezia speciosa Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4196 Los Angeles Channel Islands, San Clemente Island: upper reaches of China Canyon, S end of Island, W side Comment
  RSA392408  Garrya veatchii Louis C. Wheeler 1931-12-30 424 Los Angeles San Antonio Wash. 671 Comment
  RSA630284  Garrya veatchii LeRoy Gross 1999-1-16 107 Los Angeles San Gabriel Moutains: Grizzly Flat Road (dirt). Above Grizzly Flat. South side near top of ridge. Looking down in the drainage of the Arroyo Seco. 1037 Comment
  UC1122724  Garrya veatchii P. L. Johannsen 1934-1-30 258 Los Angeles 2-3 mi nw Saddle Peak; Calabasas Quad. 304 Comment
  CAS-BOT-BC158006  Garrya veatchii Geo. B. Grant 1901-5-1 1724 Los Angeles mountain 1219 Comment
  RSA589498  Gastridium phleoides Timothy S. Ross, G. Allan, Mark Elvin, J. Stone 1995-5-19 8579 Los Angeles San Clemente Island. Head of the northern tributary of Canchalagua Canyon, 400 ft. NNE of the 1135-ft. triangulation point. 326 Comment
  RSA413931  Gastridium phleoides Robert M. Perkins 1936-4-20 s.n. Los Angeles [Unspecified] Comment
  LA98921  Gastridium ventricosum John O'Leary; 1979-5-1 sn Los Angeles SANTA MONICA MOUNTAINS, Trancas Canyon, 2.5 mi. N of Hwy. 1. 569 Comment
  UC73311  Gayophytum heterozygum Geo. B. Grant May 1902 492 Los Angeles Mt. Wilson Comment
  RSA228968  Gayophytum heterozygum Robert F. Thorne 1971-8-25 41330 Los Angeles San Gabriel Mountains, Angeles National Forest: near Pine Hollow Picnic Area along Angeles Crest Highway 2256 Comment
  UCR50066  Gayophytum oligospermum David Charlton 1986-6-15 s.n. 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
  SBBG106892  Genista monspessulana M. L. Hoefs, R. F. Thorne 1996-4-6 2661 Los Angeles upper Avalon Cyn, Hermit's Gulch Trail, where trail crosses stream 164 Comment
  SD212592  Genista monspessulana Jennifer H. Jones, Jay H. Jones 2006-6-4 382 Los Angeles Foothills of San Gabriel Mountains; Webb Canyon Road. 415 Comment
  RSA679869  Gilia aliquanta subsp. aliquanta LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 873 -b Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  RSA755939  Gilia aliquanta subsp. breviloba Orlando Mistretta, Christine Mistretta 2008-4-10 2411 Los Angeles Ritter Ridge, SW of Quartz Hill. Along SCE transmission lines just S. of California Aqueduct . (Segment 5, structure 17 per TRTP survey - 2008) 919 Comment
  LA52320  Gilia angelensis W. O. Griesel; 1936-4-18 sn Los Angeles Santa Monica Mountains, Hollywood Hills Comment
  RSA611624  Gilia angelensis Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10106 A Los Angeles Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 609 Comment
  RSA714915  Gilia angelensis A. C. Sanders, Mark Elvin, et al. 2003-4-14 25965 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River. 351 Comment
  UCR125424  Gilia angelensis A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-4 25691 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along dirt road on eastern slopes below 'Grapevine Mesa,' 1.75 mi. ESE of Del Valle, south of confluence of Castaic Creek with Santa Clara River 335 Comment
  LA52323  Gilia angelensis A. M. Johnson; 1932-5-5 3845 Los Angeles Santa Monica Mountains, University of California, Los Angeles, Bel-Air, Westwood Comment
  RSA161663  Gilia brecciarum subsp. brecciarum E. C. Twisselmann 1962-4-18 6975 Los Angeles Tejon ranch: Oso Canyon, 1 mile above the Oso corral. 1037 Comment
  RSA71820  Gilia capitata subsp. abrotanifolia F. W. Peirson 1921-4-21 2831 Los Angeles Trail below Sycamore Flat, on way to San Dimas, San Gabriel Mountains. 793 Comment
  UCR130051  Gilia capitata subsp. abrotanifolia George K. Helmkamp, E. A. Helmkamp 1998-5-21 4047 Los Angeles Western Mojave Desert/Transverse Range, junction of Munz Ranch Rd and Lake Elizabeth Rd., north of Lake Elizabeth 1006 Comment
  RSA752639  Gilia capitata subsp. abrotanifolia Amber Maurice, Laura Hoglin, Sylvia Rivera 2003-4-24 3 Los Angeles Gorman Pass, Tejon Ranch. Comment
  UCR190021  Gilia diegensis R. G. Swinney 1998-6-12 6953 Los Angeles San Gabriel Mtns., NW of Jackson Lake at Ball Flat, 0.7 mi. north of Big Pines Hwy on 4N16, Ball Flats Rd. 1890 Comment
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May 3 2012
  UCD117781  Gilia latiflora subsp. davyi A. C. Sanders; B. Pitzer, J. Lyman 1988-4-4 7775 Los Angeles Mojave Desert, near Quartz Hill in Lancaster, south of Ave. L at 37th Street West. 746 Comment
  UCR84373  Gilia latiflora subsp. latiflora T. S. Ross, Steve Boyd, L. Arnseth 1991-4-29 4787 Los Angeles San Gabriel Mtns., Parker Mtn and ridge to the SW: SW of Acton and NNE of Ravenna 1259 Comment
  CAS-BOT-BC226407  Gilia latiflora subsp. latiflora Timothy S. Ross 1991-4-27 4686 Los Angeles Mojave Desert: Black Butte Basin Road at its intersection with Avenue 'U', NW corner; 0.85 mile and ca 152 deg. SW of Three Sisters [buttes] 960 Comment
  UCR203196  Gilia leptantha subsp. transversa R. G. Swinney 2005-5-21 8253 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  UC1587212  Gilia nevinii Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5324 Los Angeles terrace flats between Box and Horse Canyons (w side San Clemente Island); , btw Box and Horse Canyons 484 Comment
  UC908822  Gilia ochroleuca subsp. ochroleuca Herbert L. Mason 1926-4-26 2987 Los Angeles along rd between Vincent and Palmdale; Mohave Desert, along rd btw Vincent and Palmdale Comment
  SD215607  Gilia tricolor subsp. diffusa W. Wisura, E. Roeder 1992-4-21 4703 Los Angeles Valyermo Road, 0.3 mil4e north of turnoff to St. Andrews. Comment
  UC1584733  Glebionis coronaria Tim Ross and Annette Ross 1991-6-3 5511 Los Angeles near th s base of Elephant Hill (w Pomona) 256 Comment
  UC15278  Glycyrrhiza lepidota J. H. Barber 1897-6-25 177 Los Angeles Soledad Canyon Comment
  RSA682661  Gnaphalium californicum LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1085 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  UCR190776  Gnaphalium californicum R. G. Swinney 1998-8-6 6692 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River 1037 Comment
  UCR73382  Gnaphalium canescens subsp. beneolens T. S. Ross 1991-8-14 5790 Los Angeles San Gabriel Mtns., Pacifico Mtn Rd, 0.5 mi east of Lower Pacifico Campground Rd. 1927 Comment
  UCR126912  Gnaphalium canescens subsp. microcephalum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26193 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  POM358845  Gnaphalium leucocephalum Anstruther Davidson 1907-1 2011 Los Angeles Hollywood. Comment
  RSA127818  Gnaphalium ramosissimum Peter H. Raven, H. J. Thompson 1958-9-19 13722 Los Angeles Santa Monica Mountains, road borders of United States Hwy 101, 0.2 miles east of turn to Zuma Beach. 46 Comment
  UCD98856  Grayia spinosa E. La Rue; R. Montijo 1991-4-2 91- 1 Los Angeles Palmdale. Property bounded on the N by Avenue M, on the W by 20th St. West, on the S by Avenue N, and on the E by 10th St. West; W of Hwy 14. 792 Comment
  LA32028  Grindelia camporum var. bracteosa Henry J. Thompson; 1959-5-24 2034 Los Angeles Santa Monica Mountains, Saddle Peak, 0.5 mi E of peak 701 Comment
  POM359093  Grindelia robusta Wm. Martin 1971-8-25 s.n. Los Angeles Trancas Canyon area, Santa Monica Mountains. Comment
  RSA430047  Guillenia lasiophylla Christopher Davidson 1973-4-7 1894 Los Angeles Juniper Hills toward Devil's Punchbowl, east side of San Gabriel Mtns. 1066 Comment
  POM18209  Guillenia lasiophylla P. A. Munz 1923-4-10 6730 Los Angeles San Clemente Island: canyon-wall, south of Lemon Tank ; east coast Comment
  RSA248890  Guillenia lasiophylla R. F. Thorne 1973-4-12 42943 Los Angeles San Clemente Island: Pyramid Cove at S end of island near small point between Triton and Thresher. 6 Comment
  CHSC95519  Gutierrezia californica LeRoy Gross; Valerie Soza, Samantha Tessel 2001-6-4 401 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. On ridge that runs down to the mouth of McDonald Creek, on west side of creek, but a short distance from the main crest. 366 Comment
  RSA601691  Gutierrezia californica L. C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mountains: Near summit of Placerita Canyon Road. Comment
  UCR162300  Gutierrezia californica Anuja Parikh, Nathan Gale 2004-7-16 2088 Los Angeles NE end of Santa Susana Mtns, Newhall Ranch (study area 23), ridges northeast of upper Potrero Canyon 427 Comment
  RSA586352  Gutierrezia microcephala Orlando Mistretta 1995-3-17 1543 Los Angeles Northwest of Little Rock Reservoir, on Emma section of Little Rock Creek Management Unit 1066 Comment
  SD239595  Gutierrezia microcephala R. G. Swinney 2008-10-7 9466 Los Angeles San Gabriel Mtns.: Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  JEPS18984  Gutierrezia sarothrae Frank W. Peirson 1918-10-16 277 Los Angeles entrance to canyon Pacoima Canyon; San Gabriel Mountains, Pacoima Canyon 457 Comment
  CAS-BOT-BC307289  Hazardia squarrosa var. grindelioides J. Ewan 1931-10-24 5269 Los Angeles One mile above Malibu Lake, Santa Monica Mts. Comment
  UCR139121  Hedera helix L. C. Wheeler 1968-9-29 s.n. Los Angeles San Gabriel Mountains, Camp Bonita 610 Comment
  UCR178057  Hedera helix LeRoy Gross 2003-2-22 744 Los Angeles Transverse Ranges: Verdugo Mountains Region, South side; A short distance up mouth of Brand Canyon, west next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  SBBG105360  Helianthus annuus H. L. Ferguson, R. M. Beauchamp 1979-9-15 14 Los Angeles ca. 100 m SW of Vista O.P. gate 555 Comment
  CAS-BOT-BC305789  Helianthus nuttallii Oliver 1884-1-1 s.n. Los Angeles Cienega bet. Los Angeles & Sta. Monica Comment
  RSA77877  Heliotropium curassavicum F. W. Peirson 1923-5-27 3542 Los Angeles Pallett Creek, tributary to Rock Creek, north slope of San Gabriel Mts. 1097 Comment
  RSA596191  Heliotropium curassavicum var. oculatum Lauren Raz, Steve Boyd 1996-10-23 24 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
  UCR130827  Heliotropium curassavicum var. oculatum David Charlton 1989-4-21 2893 Los Angeles Mojave Desert (W): Antelope Valley, Ave. 'B' between 120th and 140th St. East, just south of Edwards Air Force Base. 701 Comment
  SFV7296  Helminthotheca echioides T. Gordon, K. Kimbrough 1975-2-15 794 Los Angeles Los Angeles Basin Los Angeles, Elysian Park. 213 Comment
  RSA598393  Hemizonia clementina J. P. Rebman, Dunn 1993-4-29 3117 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island. 25 Comment
  RSA94175  Hemizonia clementina F. W. Peirson 1923-4-9 3459 Los Angeles 2 miles SE of Wilson's Cove, San Clemente Island. Comment
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May 29 2013
  RSA702377  Hemizonia fasciculata Scott D. White, Pam De Vries 2004-5-18 10414 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  UCR209156  Hemizonia fasciculata Dan S. Cooper 2009-5-27 509- 38 .1 Los Angeles Los Angeles Basin Region, adjacent to radio towers in Kenneth Hahn Recreation Area, Baldwin Hills, Los Angeles 137 Comment
  RSA0070067  Hemizonia fasciculata Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Miller Zou, Sarah Ratay 2011-7-1 12 Los Angeles Deer Valley Trail. 22 Comment
  SEINET11848437  Hemizonia ramosissima I. W. Clokey, Templeton, B. 1929-1 4600 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  RSA708612  Hesperocnide tenella Valerie L. Soza, Leland Lubinsky 2001-5-16 1228 Los Angeles Northern San Rafael Hills: Liz's Loop (Edison Road) to Cherry Canyon Fire Road. 427 Comment
  SEINET6730995  Hesperocnide tenella G. B. Grant 1904-5-26 564 -6267 Los Angeles Pasadena Comment
  CATA412  Hesperocyparis macrocarpa Sara L. Crockett, Mark Hoefs, Steve Junak, Gary Allan 1996-10-31 549 Los Angeles Santa Catalina Island: Mt. Black Jack Campgrounds 451 Comment
  LA26951  Hesperoyucca whipplei Ira W. Clokey; 1935-7-1 6994 Los Angeles Hillside, Pasadena Glen 400.0 Comment
  RSA0085501  Heteromeles arbutifolia R. G. Swinney 2010-8-9 13458 Los Angeles Big Santa Anita Canyon, Camp Sturtevant Heliport Trail 0 to 0.3 miles ENE of the camp and the jct. of the Mt. Zion Trail and the Sturtevant Trail. 427 Comment
  RSA454322  Heteromeles arbutifolia House, Grumbles 1930-5-13 s.n. Los Angeles San Clemente Island. Comment
  UC171501  Heteromeles arbutifolia Edgar A. Mearns 1894-8-25 4076 Los Angeles San Clemente Island Comment
  UC466692  Heteromeles arbutifolia Mrs. Blanche Trask 1833-7-4 Los Angeles Catalina Island Comment
  RSA0072426  Heteromeles arbutifolia Louis C. Wheeler 1933-1-7 1455 Los Angeles San Dimas Canyon, San Gabriel Mountains. 427 Comment
  CATA1220  Heterotheca grandiflora Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2283 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  RSA0074066  Heterotheca grandiflora R. G. Swinney 1997-12-31 5890 Los Angeles South Coast: Irwindale; abandoned gravel pit N of and adjacent to 210 Freeway about 300 m E of Irwindale Ave. 152 Comment
  RSA0074420  Heterotheca grandiflora Mark Elvin, Orlando Mistretta 1996-3-24 129 A Los Angeles Channel Islands; San Clemente Island. 427 Comment
  JEPS8608  Heuchera elegans Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-15 4200 Los Angeles along Forest Service road following crest of Mendenhall Ridge 9 mi e of its start at paved road crossing western crest of this ridge between Little Tujunga and Pacoima Canyons; w end San Gabriel Mountains, Angeles National Forest 1493 Comment
  RSA0062939  Heuchera elegans Peter Gail 1961-5-27 61 Los Angeles Mt. Wilson Rd. 3 m. S. of Mt. Wilson Hotel. Comment
  RSA0063111  Heuchera elegans Orlando Mistretta, Mark Elvin 1995-5-10 1698 Los Angeles San Gabriel Mountains. Bare Mountain Canyon, West Fork. 1540 Comment
  RSA733591  Hieracium albiflorum R. G. Swinney 1998-7-29 6543 Los Angeles San Gabriel Mtns.: c. 100 m downstream from upper Fish Fork Campground 1817 Comment
  RSA729693  Hieracium argutum R. G. Swinney 1998-8-28 6852 Los Angeles San Gabriel Mtns.: Stoddard Canyon at 'Stoddard Falls' 915 Comment
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Dec 10 2020
  RSA0066339  Hirschfeldia incana S. Koukol, R. Koukol 1998-5-3 34 Los Angeles La Verne, Foothill Blvd., 75 m W. of Wheeler Avenue. 344 Comment
  CAS-BOT-BC147736  Holodiscus microphyllus var. microphyllus Wesley Griesel 1963-8-1 861 Los Angeles Slopes of Mt. San Antonio, San Gabriel Mts. 2956 Comment
  CAS-BOT-BC289493  Hordeum brachyantherum subsp. californicum Robert F. Thorne 1969-7-2 38315 Los Angeles SE of Angeles Crest Hwy. 3.2 miles WSW of Cloudburst Summit, San Gabriel Mts., Angeles National Forest 1950 Comment
  SBBG91850  Hordeum brachyantherum subsp. californicum S. A. Junak 1978-4-16 SCa 039 Los Angeles above Fourth of July Cove, near rd 45 Comment
  RSA4805  Hordeum depressum 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
  RSA0113994  Hordeum murinum subsp. glaucum LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7524 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  SD69505  Hordeum murinum subsp. leporinum Robert F. Thorne 1966-4-4 35777 Los Angeles Santa Catalina Island: Blue Cavern Point, NE of Isthmus Cove 29 Comment
  UCR258964  Hordeum murinum subsp. leporinum R. G. Swinney 2010-2-27 11758 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  UCR88671  Hordeum vulgare Scott D. White, Chet McGaugh 1995-5-9 3008 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  LA202284  Hordeum vulgare var. trifurcatum Arthur C. Gibson; 2005-5-21 5031 Los Angeles Comment
  POM12345  Horkelia cuneata subsp. puberula F. L. Robinson 1921-3-17 8 Los Angeles Claremont, near the Greek [Theater] Comment
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Aug 26 2011
  SBBG72465  Horkelia cuneata var. puberula M. N. Ackley -Apr-1922 939 Los Angeles Montrose 365 Comment
  CAS-BOT-BC532301  Horkelia cuneata var. puberula John I. Carlson 1918-4-26 s.n. Los Angeles Country adjacent to Los Angeles, Griffith Park Comment
  JEPS44525  Horkelia rydbergii Frank W. Peirson 1921-6-15 2448 Los Angeles San Gabriel Mts., Pine Flats stream [Charlton Flat] 1524 Comment
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Jul 29 2016
  RSA747172  Horkelia rydbergii Orlando Mistretta 1992-6-23 608 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Rock Creek. Comment
  UC1929890  Hornungia procumbens V. Soza, LeRoy Gross 2002-4-3 1382 Los Angeles Transverse Ranges; Liebre Mountains region; West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. 549 Comment
  UCD106117  Hosackia oblongifolia Victor Duran 1933-7-22 3528 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  POM6376  Hydrocotyle umbellata L. T. Street, G. Williams 1919-5-10 2705 Los Angeles San Gabriel River near Bassett. 90 Comment
  UC56503  Hydrocotyle umbellata Ernest Braunton Jul 1902 533 Los Angeles Los Angeles R. Comment
  CDA7501  Hypochaeris glabra L. C. Wheeler 1968-4-13 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains: Ridge south of mouth of Big Dalton Canyon Comment
  RSA659737  Hypochaeris glabra Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 96 Los Angeles San Clemente Island. Comment
  SFV3992  Hypochaeris glabra M. Wisotsky 1958-5-30 s. n. Los Angeles San Fernando Valley In front of house at 12904 Osborne Ave. Northeast corner of fence. Comment
  SEINET10637909 Image available Ipomoea batatas Heidi H. Schmidt, M. R. Weed 1999-10-12 Schmidt 3802 Los Angeles City of Santa Monica. Yaohan: 3760 Centinela Avenue: Santa Monica, CA: 90066: (310) 398-2113 - phone. 20 Comment
  UCR152463  Isomeris arborea A. C. Sanders, Lee Jones 2005-4-8 29371 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  CAS-BOT-BC47593  Jepsonia malvifolia R. M. Beauchamp 1967-1-27 109 Los Angeles east of Wilson Cove area. San Clemente Island Comment
  CAS-BOT-BC101909  Juglans californica Geo. B. Grant 1905-5-5 635 Los Angeles Pasadena Comment
  RSA401013  Juglans californica Robert M. Perkins 1936-4-17 202 Los Angeles Santa Monica Mts. Comment
  UCR132319  Juglans californica John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 366 Comment
  RSA0011169  Juglans californica Tim S. Ross, Annette Ross 1991-6-3 5531 Los Angeles Elephant Hill: W Pomona. 329 Comment
  RSA0011188  Juglans californica Ron Martinolich 1991-4-7 18 Los Angeles Griffith Park, Bee Rock Trail, from trail head of lower eastern end, west 50 feet. Comment
  RSA595028  Juglans californica var. californica Steve Boyd, Lauren Raz 1996-10-8 8991 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08. 561 Comment
  RSA0011171  Juglans californica var. californica Thomas Seerley 1948-2-22 s.n. Los Angeles San Gabriel Mountains, Glendora. 457 Comment
  RSA0011172  Juglans californica var. californica R. G. Swinney 1969-4-25 359 Los Angeles San Gabriel Mts: In and near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries. Harrow Canyon, 200 yards S of Harrow Canyon debris basin on Easley Canyon Road. 381 Comment
  UCD169214  Juglans hindsii R. E. Riefner Jr. 2012-12-11 12- 598 Los Angeles Sunland-Tujunga, along Stonehurst Ave. near Orcas Ave. 288 Comment
  UC212770  Juncus I. Johnston 1917-5-13 Los Angeles El Monte 91 Comment
  RSA593557  Juncus acutus subsp. leopoldii Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8920 Los Angeles Liebre Mountains, Castaic Creek, upstream from Fish Canyon, entering the narrower portion of the [floodplain?] 500 Comment
  SBBG128425  Juncus acutus subsp. leopoldii M. L. Hoefs, D. R. Hoefs, H. Greene 1992-4-21 1826 Los Angeles lower Middle Cyn, just below jct of rd to Ben Weston Beach 153 Comment
  UCR222998  Juncus balticus R. G. Swinney 2009-5-6 10658 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 1085 Comment
  SD69568  Juncus bufonius Robert F. Thorne 1966-6-1 36496 Los Angeles Santa Catalina Island, bed and wet margins of stream flowing from reservoir at upper end of Cape Canyon. 334 Comment
  CATA814  Juncus bufonius var. bufonius Mark L. Hoefs 1991-6-17 1389 Los Angeles Santa Catalina Island: Near middle of Bulrush Canyon 368 Comment
  SBBG57342  Juncus dubius R. Hoffmann 1927-9-23 Los Angeles Oak's Garage, Mint Cyn Comment
  RSA250338  Juncus macrophyllus Robert F. Thorne, Larry E. DeBuhr 1972-8-18 42238 Los Angeles San Gabriel Mountains, Angeles National Forest: Buckhorn Station along Angeles Crest Highway 2061 Comment
  UCR194169  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 2012 Comment
  RSA368239  Juncus mexicanus Samuel R. Tyson 1942-5-22 s.n. Los Angeles San Dimas Canyon 488 Comment
  RSA584961  Juncus mexicanus Timothy S. Ross, Steve Boyd 1990-6-1 2769 Los Angeles Magnetic Springs: in Moody Canyon (ca. 2.15 air-miles NW of Mt. Gleason). 1195 Comment
  UCR95192  Juncus mexicanus L. C. Wheeler 1946-8-28 6291 Los Angeles San Gabriel Mtns, Caldwell Lake 1570 Comment
  RSA729227  Juncus saximontanus R. G. Swinney 1998-7-10 6410 Los Angeles Prairie Fork Canyon, 0.5 mi. west of Cabin Flats Campground. Canyon bottom with riparian forest of Alnus rhombifolia, surrounded by montane coniferous forest and chaparral. 1585 Comment
  CATA1273  Juncus xiphioides Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2359 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon from road to beach 6 Comment
  UCR261352  Juncus xiphioides R. G. Swinney 2010-6-29 13380 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake 308 Comment
  NY21004  Juniperus californica F. A. MacFadden 1933-3-15 s.n. Los Angeles Tejunga Wash, near Stonehurst Comment
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Oct 13 2014
  CAS-BOT-BC235745  Keckiella cordifolia L. R. Abrams 1901-4-11 1468 Los Angeles Santa Monica Mts., Santa Monica Canon [Canyon] Comment
  RSA401762A  Keckiella cordifolia M. B. Dunkle 1939-4-6 7287 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  LA209311  Keckiella ternata W. R. Ernst; August 1946 sn Los Angeles San Gabriel Mountains, Crystal Lake Comment
  SBBG128681  Kickxia elatine N. Fraga 2014-4-2 Los Angeles Rancho Santa Ana Botanic Garden near pond and cultivar garden [cultivated] 396 Comment
  RSA230272  Koeleria macrantha R. F. Thorne 1969-7-2 38302 Los Angeles San Gabriel Mountains, Angeles National Forest: Angeles Crest Highway, 3.2 miles WSW of Cloudburst Summit 1982 Comment
  UC205731  Koeleria macrantha D. L. Crawford 1916-5-20 Los Angeles mts above Claremont; mts above Claremont Comment
  SBBG106258  Lactuca serriola S. A. Junak 1981-7-30 SCl 33 Los Angeles just S of old airfield 262 Comment
  RSA573558  Lagophylla ramosissima Timothy S. Ross 1992-6-15 6582 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills) knoll at the head of the S fork of Sycamore Canyon. 372 Comment
  RSA697055  Lagophylla ramosissima subsp. ramosissima LeRoy Gross, P. Morton 2004-6-9 1365 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1642 Comment
  POM352636  Lamarckia aurea Ora M. Clark 1929-3-10 1675 Los Angeles Elyssian Park Comment
  RSA526477  Lamarckia aurea Timothy S. Ross 1991-3-24 4317 Los Angeles Whittier Hills (Puente Hills, pro parte); Between Sycamnore and Turnbull canyons 361 Comment
  RSA623828  Lamarckia aurea T. Gertrude Williamson 1935-4-10 1545 Los Angeles Claremont. Comment
  UCR136931  Lamarckia aurea Samuel R. Tyson 1943-4-22 s.n. Los Angeles San Gabriel Mtns., Big Dalton Canyon, along trail 381 Comment
  UCR271748  Lamarckia aurea R. G. Swinney 2011-3-26 14231 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  SBBG131564  Lamium amplexicaule S. A. Junak 2000-4-15 SCa 1191 Los Angeles Wrigley Botanic Garden, Avalon Cyn, near drinking fountain in front of restrooms 115 Comment
  UCR205532  Lantana camara A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36972 Los Angeles San Gabriel Valley, Baldwin Park, light industrial park at end of Cloverleaf Dr., E bank of the San Gabriel River NE of its confluence with Walnut Creek, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines 89 Comment
  RSA4774  Lasthenia glabrata subsp. coulteri James Snow 1932-03 s.n Los Angeles Plants of the Bryant Ranch, near Long Beach, station #4 Plant #1. Comment
  RSA590340  Lasthenia gracilis Timothy S. Ross 1993-4-21 6854 Los Angeles Santa Catalina Island, SW part of the Island in the vicinity of Cactus Peak (1560ft), slope and small ridges N of Cactus Peak summit 427 Comment
  UC1409095  Lasthenia gracilis Robert F. Thorne 1966-4-15 36001 Los Angeles 2/3 mi sse Eel Point (n of Seal Cove); San Clemente Island 76 Comment
  UC30425  Lasthenia gracilis Harley P. Chandler 1897-2-10 Los Angeles Claremont 365 Comment
  UCR142927  Lasthenia gracilis F. R. Fosberg 1931-3-27 S- 4410 Los Angeles Channel Islands, Hamilton Canyon, Santa Catalina Island 150 Comment
  SEINET6744576 Image available Lathyrus vestitus Marcus E. Jones 1882-1 2688 Los Angeles Pasadena Comment
  POM244876  Lathyrus vestitus subsp. laetiflorus F. R. Fosberg 1931-3-25 S- 4373 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 100 Comment
  RSA155836  Lathyrus vestitus subsp. laetiflorus P. H. Raven 1962-5-10 17713 Los Angeles Canyon just north of Thirst, San Clemente Island 335 Comment
  CATA1456  Lathyrus vestitus var. alefeldii Mark L. Hoefs, Robert F. Thorne 1996-4-6 2640 Los Angeles Santa Catalina Island: Renton Mine Road 243 Comment
  SBBG31130  Lathyrus vestitus var. alefeldii R. F. Thorne 1966-4-28 Los Angeles rd to Renton Mine, Pebbly Beach Cyn 243 Comment
  UCD106525  Lathyrus vestitus var. alefeldii Richard A. Evans 1999-4-19 s.n. Los Angeles San Dimas Canyon, north of Glendora. Comment
  SFV1822  Lathyrus vestitus var. alefeldii H. L. Bauer 1941-5-1 658 Los Angeles San Gabriel Mountains Bouquet Canyon near Del Sur. Comment
  CATA3440  Lathyrus vestitus var. vestitus Benjamin J. Dion, Stuart Olshevski 2017-4-13 016 Los Angeles Santa Catalina Island: Channel Side; above White's Landing in China Wall watershed, below Airport Rd 139 Comment
  LA91446  Lathyrus vestitus var. vestitus Bruce Douglas Clayton; Greg Shaw 1972-4-1 46 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, Shovel Spring. 502 Comment
  RSA549177  Lathyrus vestitus var. vestitus T. S. Ross 1990-6-20 3687 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1329 Comment
  SBBG127094  Lathyrus vestitus var. vestitus A. Parikh, N. Gale 2011-7-3 3531 Los Angeles rd to Barley Flats, 2.9 km W of Shortcut Station, 1.3 km N of St Hwy 2; San Gabriel Mtns 1597 Comment
  RSA597496  Lathyrus vestitus var. vestitus L. C. Wheeler 1961-6-12 7861 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 1052 Comment
  UCR124646  Lavatera assurgentiflora B. C. Templeton, I. W. Clokey 1936-5-18 5664 Los Angeles San Gabriel Valley; San Jose Hills, Puddingstone Dam 305 Comment
  SBBG95258  Lavatera assurgentiflora subsp. glabra M. B. Dunkle 1928-4-11 1858 Los Angeles Bird Island Comment
  RSA587198  Lavatera cretica Scott D. White 1995-12-5 s.n. Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  POM6997  Layia glandulosa P. A. Munz, L. T. Street, G. Williams 1919-4-19 2476 Los Angeles Lone Hill, San Dimas Comment
  UCR46129  Layia glandulosa Kathy Harper 1986-5-16 s.n. Los Angeles San Gabriel Mtns., Along unpaved road from Alder Saddle to Pacifico Mtn, NW of Hwy 2 Comment
  RSA598144  Layia glandulosa V. W. Steinmann, T. S. Ross 1995-5-8 668 Los Angeles Liebre Mountains, slopes between Leona Valley and 'Lost Valley' 1100 Comment
  UCD134001  Layia platyglossa Geoffrey Levin 1974-4-26 30 Los Angeles Wash (Blanchard Park), Alluvial Fan of Mt. San Antonio, San Gabriel Mountains; Pomona College, Claremont. Draninage Area: Santa Ana River, Pacific slope. 335 Comment
  POM361668  Layia platyglossa subsp. campestris Howard Mullins 1931-4-6 s.n. Los Angeles Palmdale Comment
  UC167125  Lemna gibba Geo. B. Grant 1904-7-8 6766428 Los Angeles Los Angeles Comment
  SD239498  Lemna minuta R. G. Swinney 2009-3-11 10083 Los Angeles San Gabriel Mountains Foothills: Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park (Azusa 7.5'Q) 295 Comment
  UCR127387  Lemna valdiviana A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25528 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
  CHSC110020  Lepechinia fragrans Mark Elvin; Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 349 Los Angeles Transverse Ranges; San Gabriel Mountains region: San Gabriel Mtns. Angeles National Forest. Glendora Ridge Rd. 7.3mi W of gate at Mt. Baldy Road. S side road on bank. Comment
  RSA305373  Lepechinia fragrans D. C. Michener, John Dourley, B. Haner, D. Pettys, Mark Hoefs 1983-6-6 4293 Los Angeles Santa Catalina Island. Road to Whites Landing 0.4 miles below jct with main road. 396 Comment
  RSA680078  Lepechinia fragrans Mark A. Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 349 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Rd. 7.3mi W of gate at Mt. Baldy Road. S side road on bank. Comment
  SBBG12652  Lepechinia fragrans E. R. Blakley 1962-10-5 5432 Los Angeles NE side of Black Jack Mtn at the jct of Island Rd and White's Landing Rd 365 Comment
  UC457317  Lepechinia fragrans Carl Epling 1931-5-30 Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  RSA659917  Lepechinia rossii Orlando Mistretta 1991-9-25 s.n. Los Angeles Red Mountain. Comment
  SBBG131802  Lepidium lasiocarpum S. A. Junak, B. Collins 1991-4-24 SCI 193 Los Angeles W side of W Shore Rd, at end of rd 36 Comment
  UC284784  Lepidium lasiocarpum var. lasiocarpum P. A. Munz 1923-4-8 6609 Los Angeles nw coast San Clemente Island Comment
  RSA429956  Lepidium latipes H. E. Hasse 1892-1 s.n. Los Angeles Santa Monica. Comment
  SFV7339  Lepidium nitidum T. Gordon, M. H. Grayum 1975-3-21 855 Los Angeles Santa Monica Mountains Junction of Mulholland Highway and Cornell Road. 255 Comment
  UC10658  Lepidium nitidum W. H. Brewer Feb 1861 190 Los Angeles San Fernando Valley Comment
  SFV9383  Lepidium oblongum M. L. Vincent, L. Swade 1964-4-2 487 Los Angeles San Gabriel Mountains Valyermo Road, about 1 mile north of Pallett Road. 1080 Comment
  UCR252775  Lepidium strictum R. G. Swinney 2010-3-10 11786 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes 329 Comment
  RSA0118980  Lepidium strictum Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-5 SCa- 539 Los Angeles Santa Catalina Island. Along upper portion of road to Toyon Bay, 0.2 mi from intersection with main road. 411 Comment
  RSA723076  Lepidium strictum LeRoy Gross 2007-5-13 s.n. Los Angeles Big Tujunga Wash. Below the mouth of the canyon that flows out of the San Gabariel Mountains. West of the dead end street called Grove Street. West of Oro Vista Av. which turns into Big Tujunja Canyon Road. City of Sunland. 387 Comment
  CAS-BOT-BC60038  Lepidium virginicum var. menziesii Alice Eastwood 1920-4-20 9368 Los Angeles San Pedro. Comment
  CAS-BOT-BC329381  Lepidospartum latisquamum Frank W. Peirson 1928-9-5 8194 Los Angeles Swartout Valley [this sp. also found in Sheep Creek] 2011 Comment
  SDSU4730  Lepidospartum squamatum Joan Godsil 1952-10-2 525 Los Angeles Claremont, in field by P.E. station. 366 Comment
  UC33120  Lepidospartum squamatum J. Burtt Davy Oct 1896 2750 Los Angeles Santa Monica Comment
  UCR3693  Lepidospartum squamatum Frank C. Vasek 1963-8-16 630816- 02 Los Angeles San Gabriel Mtns., Coldwater Canyon at Cattle Canyon crossing 777 Comment
  RSA004613  Lepidospartum squamatum Fay A. MacFadden 1929-8-1 1309 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  RSA484152  Leptochloa fusca subsp. uninervia Bonnie C. Templeton 1934-10-13 4806 Los Angeles Los Angeles River Comment
  UC674925  Leptodactylon californicum Francis W. Pennell 1940-5-5 25317 Los Angeles w Sunland (Big Tujunga Wash); Big Tujunga Wash 396 Comment
  RSA748793  Leptodactylon pungens R. G. Swinney 2001-8-9 8014 Los Angeles Mount Williamson, second peak from east on the ridge. 2494 Comment
  SD44505  Leptosiphon aureus Herbert L. Mason 1926-4-26 2945 Los Angeles Pacoima Wash, foothills of San Gabriel Mountains. Comment
  RSA586688  Leptosiphon breviculus Orlando Mistretta, Mark Elvin 1995-6-20 1789 Los Angeles San Gabriel Mountains: Bare Mountain Canyon, head of drainage, E of Pacifico Mtn, at end of Forest Rd. 3N7E. 2073 Comment
  SD52894  Leptosiphon pygmaeus subsp. pygmaeus Peter H. Raven 1962-5-9 17692 Los Angeles San Clemente Island. In grassland at head of canyon just north of Gray. 487 Comment
  CAS-BOT-BC339276  Lessingia glandulifera var. glandulifera John Thomas Howell 1927-8-31 3089 Los Angeles Newhall 365 Comment
  CAS-BOT-BC339290  Lessingia glandulifera var. glandulifera F. W. Peirson 1919-8-30 1261 Los Angeles Between Mohave and Lancaster in n. Los Angeles Co. Comment
  OBI15774  Lessingia glandulifera var. glandulifera Robert F. Hoover 1966-10-14 10152 Los Angeles Pearlblossom Comment
  RSA587496  Leymus condensatus Orlando Mistretta 1994-9-13 1470 Los Angeles Santiago Canyon; Santiago Creek near junction of Forest Road 4N20 and BM 3980. 1213 Comment
  RSA600745  Leymus condensatus L. C. Wheeler 1967-6-15 9826 Los Angeles San Gabriel Mountains: Fremont Pass. Land Grant 579 Comment
  RSA725850  Lilium parryi Richard G. Swinney 1997-7-16 5659 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
  RSA468568  Linanthus androsaceus subsp. luteolus J. H. Holland 1884-5-12 s.n. Los Angeles Near the University. Comment
  UC23764  Linanthus breviculus J. H. Barber 1897-7-11 256 Los Angeles Mt. Gleason Summit Comment
  UCR191523  Linanthus breviculus R. G. Swinney 1998-7-8 6306 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  LA99461  Linanthus californicus Hisao P. Arai; 1957-3-16 sn Los Angeles 853 Comment
  RSA468483  Linanthus californicus T. S. Clare 1929-5-28 s.n. Los Angeles Topanga Canyon. 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
  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
  RSA0022055  Linum usitatissimum R. G. Swinney 2009-4-13 10324 Los Angeles San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte. 184 Comment
  UC219145  Lithophragma affine Munz and Harwood 1920-3-13 3311 Los Angeles 1 mi w Pomona (San Jose Hills); San Jose Hills 304 Comment
  POM155812  Lithophragma affine subsp. mixtum M. B. Dunkle 1928-4-21 s.n. Los Angeles Santa Catalina Island. Renton Mine Road 274 Comment
  OBI70664  Lithophragma bolanderi Steve Boyd, Lauren Raz 1997-5-20 9794 Los Angeles Liebre mts Region: N flank of Sawmill Mtn, upper Heryford Cyn drainage; just NE of Sawmill Summit at the jctn of Forest Svc rds 7N23 and 7N08 1585 Comment
  HSC79977  Lithophragma heterophyllum James Henrickson 1973-5-12 9579 Los Angeles 6 air mi. NE of La Canada, 3.1 road mi. N of N3, off Angeles Crest Hwy.; in canyon along road in granitic slopes of San Gabriel Mtns. 1037 Comment
  RSA0055997  Lobularia maritima Richard G. Swinney 2010-3-16 11935 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
  RSA651354  Lobularia maritima Toad 1981-2-26 0001 -81 Los Angeles 130 W. Grondahl Covina. Comment
  SBBG89710  Logfia filaginoides M. B. Dunkle 1939-4-6 7312 Los Angeles Mosquito Harbor Comment
  SBBG113109  Logfia gallica S. A. Junak with M. L. Hoefs, K. Kirkland 1998-5-2 SCa 619 Los Angeles upper portion of Avalon Cyn watershed, along Memorial Rd, ca. 0.7 mi rd mi above Wrigley Memorial 213 Comment
  UC777950  Lolium temulentum Frank W. Gould 1944-4-12 2282 Los Angeles 120th Street at Western Ave. Comment
  RSA452133  Lomatium lucidum C. Epling 1931-4-18 s.n. Los Angeles Los Alisos Canyon. Comment
  RSA674720  Lomatium lucidum Scott D. White, P. De Vries 2000-5-18 7904 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  RSA703037  Lomatium mohavense Vasu Dev, Barbara Dev 2005-3-16 s.n. Los Angeles ca 0.6 mi South of Acton, along Solidad Canyon Rd. Low East to South-East extending ridge. 820 Comment
  UCR205845  Lomatium mohavense R. G. Swinney 2008-5-8 8813 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  UCR229169  Lomatium mohavense Dan S. Cooper 2011-5-5 511- 60 A Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  RSA452099  Lomatium mohavense L. E. Hoffman 1932-3-8 s.n. Los Angeles Arratre Canyon, N. side Mt. Gleason Comment
  RSA97382  Lomatium nevadense var. parishii F. W. Peirson 1919-6-14 473 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1707 Comment
  UCR173860  Lomatium utriculatum Scott D. White, S. Leatherman 1998-5-19 6526 Los Angeles Transverse Ranges/Liebre Mtns, Castaic Lake Area: Grasshopper Canyon watershed, between the I-5 Fwy/Old Ridge Route and the lake. Proposed 'North Lake Planned Community 732 Comment
  SFV10360  Lomatium utriculatum M. L. Vincent 1963-4-25 322 Los Angeles Santa Monica Mountains Intersection of Mulholland Highway and Old Topanga Road. 0.5 miles from road. Comment
  UC1971336  Lomatium utriculatum Louis C. Wheeler 1969-5-4 Los Angeles SAN GABRIEL MOUNTAINS: Placerita Canyon. Comment
  SBBG13503  Lonicera hispidula E. R. Blakley 1962-10-27 5474 Los Angeles between the water reservoirs in Bullrush Cyn Comment
  LA105307  Lonicera subspicata var. denudata Barry A. Prigge; David S. Verity 1988-10-6 8343 Los Angeles Santa Monica Mountains, Medea Creek; Cornell Corners area, 0.25 mi. S of Ventura Freeway on Cornell Road Comment
  RSA0091484  Lonicera subspicata var. denudata R. G. Swinney 2011-6-15 15171 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  RSA638854  Lonicera subspicata var. denudata Valerie L. Soza, Laura Moore 1999-6-30 572 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above Hoegee Campground. 853 Comment
  RSA754222  Lonicera subspicata var. denudata Ellen Mackey, Blake Whittiington 2006-9-28 NFWF- 1765 Los Angeles San Gabriel River Watershed; Sycamore Canyon, bank next to riparian area on a horse trail. 117 Comment
  UCR206151  Lonicera subspicata var. denudata R. G. Swinney 2008-5-30 8905 Los Angeles San Gabriel Mtns., San Gabriel Canyon near El Encanto, 200 m west of entrance along Hwy 39 232 Comment
  CAS-BOT-BC198545  Lotus Mrs. H. C. Cantelow 1935-3-22 658 Los Angeles Bet. Del Sur and Palmdale, Mojave Des. Comment
  RSA628822  Lotus argophyllus var. argophyllus Scott D. White 1998-6-29 6827 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  RSA406916  Lotus dendroideus var. dendroideus F. R. Fosberg 1931-3-19 S 4303 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  RSA406925  Lotus dendroideus var. dendroideus Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  IRVC28370  Lotus hamatus A. C. Sanders, Tricia Wotipka 2003-4-28 26102 Los Angeles Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon Western San Gabriel Mtns. 427 Comment
  RSA406154  Lotus hamatus M. B. Dunkle 1929-4-7 2102 Los Angeles White's Landing, Santa Catalina Island. Comment
  UCR141861  Lotus nevadensis R. G. Swinney 1997-8-19 5825 Los Angeles Eastern San Gabriel Mountains, San Antonio Peak (= Lookout Mountain), about 100 m N of summit on ridge saddle. 1994 Comment
  UCR192883  Lotus nevadensis R. G. Swinney 1998-7-8 6344 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  UCR271197  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
  RSA585773  Lotus nevadensis var. davidsonii Orlando Mistretta 1995-7-11 1883 Los Angeles Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  JEPS55751  Lotus procumbens var. procumbens H. M. Hall 1905-6-16 6264 Los Angeles Tejon Pass 1188 Comment
  RSA0081633  Lotus purshianus R. G. Swinney 2010-9-9 13746 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA008482  Lotus purshianus Fay A. MacFadden 1931-7-15 3177 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  JEPS55924  Lotus salsuginosus W. L. Jepson 1920-5-3 8934 Los Angeles above Castaic Creek 975 Comment
  RSA736331  Lotus salsuginosus Scott D. White, Justin M. Wood 2008-5-19 12013 Los Angeles Whittier Narrows Dam County Recreation Area. San Gabriel River floodplain, between Durfee Ave. and 605 freeway. SCE powerline corridor. 67 Comment
  UC200758  Lotus salsuginosus Katharine Brandegee Los Angeles Santa Catalina Island Comment
  RSA0080396  Lotus salsuginosus var. salsuginosus R. G. Swinney 2010-3-24 12050 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA658473  Lotus scoparius Erinn Wilson 1996-4-26 2 Los Angeles G Canyon on Cal Poly Campus Pomona. Comment
  RSA596052  Lotus scoparius var. scoparius T. S. Ross, J. Mark Porter 1995-5-4 8422 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  UCR148043  Lotus scoparius var. scoparius Steve Boyd, Amber Maurice 2004-5-18 11340 Los Angeles Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  UCR155122  Lotus scoparius var. scoparius A. C. Sanders 2005-5-5 29933 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  UCR260345  Lotus scoparius var. scoparius R. G. Swinney 2010-5-4 12564 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  RSA592020  Lotus strigosus Mark Hoefs, Doug Propst 1973-3-14 84 Los Angeles Santa Catalina Island. Ridge between Cape and Skull Canyons. 305 Comment
  RSA713745  Lotus strigosus A. C. Sanders, Helen Kennedy 2005-4-13 29437 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  UC56570  Lotus strigosus Ernest Braunton Apr 1902 229 Los Angeles North Pomona Pomona Comment
  RSA660413  Lotus strigosus Orlando Mistretta 1992-5-21 379 Los Angeles Right Star Mine, S of Acton. Comment
  RSA406417  Lotus strigosus var. tomentellus Anstruther Davidson s.n. Los Angeles Foothill, Los Angeles Comment
  RSA755944  Lupinus R. G. Swinney 2008-7-25 9306 Los Angeles Twin Peaks, east peak 2357 Comment
  UCR6033  Lupinus albifrons K. S. Gill 1965-3-20 s.n. Los Angeles San Gabriel Mountains, Foothills of Mt. Baldy, 2 mi N of Claremont 366 Comment
  CAS-BOT-BC201424  Lupinus albifrons var. albifrons A. G. Vestal 1947-4-2 s.n. Los Angeles La Habra, north side. Peuente [Puente] Hills, highway 39 north Comment
  RSA0061209  Lupinus albifrons var. austromontanus Daisie Huang, Bart O'Brien 2008-4-20 08042008 Los Angeles Old Ridge Rte, after unmaintained section. 413 Comment
  RSA87207  Lupinus andersonii F. W. Peirson 1923-8-31 4030 Los Angeles Blue Ridge, eastern San Gabriel Mountains near line between Los Angeles and San Bernardino counties. 2591 Comment
  RSA758009  Lupinus bicolor D. E. Bramlet, Jennifer S. Pareti 2008-5-6 4261 A Los Angeles Ridgeline above Bouquet Cyn., 950m SE of Bouquet Cyn. Rd. & 1.61km N of Plum Cyn. 482 Comment
  SEINET7063489 Image available Lupinus bicolor A. G. Vestal 1947-4-2 s.n. Los Angeles Puenta-Brea Canyon Road. Puenta Hills. UTM Zone 11, 415263mE, 3762506mN. (WGS84/NAD83). 126 Comment
  UC1212157  Lupinus bicolor David Dunn 1941-3-29 942 Los Angeles Claremont Golf Course; Foothill Boulevard Comment
  UCSB3387  Lupinus bicolor Haller, John 1957-4-13 Los Angeles In Upper Mint Canyon; ca. 5 road miles E of road to Acton; 10 road miles E of Angels Forest Highway junc. 914 Comment
  RSA191029  Lupinus bicolor subsp. microphyllus Robert F. Thorne, James Henrickson 1963-5-5 32325 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont 518 Comment
  OBI43744  Lupinus chamissonis A. C. Sanders 1986-7-30 6831 Los Angeles El Segundo dunes, immediately W of L.A. International airport and Pershing Dr, E of Vista Del Mar Blvd 30 Comment
  UCR86845  Lupinus excubitus Scott D. White 1995-4-27 2967 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
  UCR281672  Lupinus excubitus var. excubitus R. G. Swinney 2014-4-10 16057 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
  CHSC14169  Lupinus excubitus var. hallii L. M. Mayer; I. J. Mayer 1974-4-6 137 Los Angeles Ca. 1/2 mi from Tapia Park on w side of Las Virgenes/ Malibu Canyon Rd. Comment
  RSA0088834  Lupinus formosus Bonnie C. Templeton, I. W. Clokey 1930-4-8 1491 Los Angeles 1 mile north of Elizabeth Lake. Comment
  UC1584913  Lupinus formosus Tim Ross, Steve Boyd 1991-7-24 5664 Los Angeles vicinity Granite Mountain (San Gabriel Mountains); Pacifico Mountain quad., San Gabriel Mts., Granite Mountain 1889 Comment
  RSA2495  Lupinus formosus C. F. Baker 1909-05 5358 Los Angeles Claremont. Comment
  SEINET7042255 Image available Lupinus formosus 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
  POM11102  Lupinus formosus var. formosus H. D. Collins 1921-4-23 70 Los Angeles Claremont. 366 Comment
  RSA413671  Lupinus hirsutissimus Bonnie C. Templeton 1968-2-25 11396 Los Angeles Near the isthmus, Santa Catalina Island. Comment
  RSA413682  Lupinus hirsutissimus T. S. Clare 1929-3-3 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  UC1129486  Lupinus hirsutissimus A. D. Gifford 1938-5-8 671 Los Angeles 1 mi ne Whitaker Peak; Angeles National Forest, Tejon Quadrangle Comment
  OBI69325  Lupinus hirsutissimus John Knapp, Denise Knapp 2003-5-10 68 Los Angeles Catalina Island, 367196.09N x 3695593.63E 274 Comment
  CAS-BOT-BC211703  Lupinus longifolius Grant 1900-2-7 s.n. Los Angeles Garvanza Comment
  LA205125  Lupinus longifolius Lec Boyo; 1953-4-10 sn Los Angeles junction of US 99 and CA 138 Comment
  SBBG69050  Lupinus microcarpus var. densiflorus R. Hoffmann 1930-4-29 Los Angeles ca. 2 mi S of Castaic Comment
  SFV19154  Lupinus odoratus J. N. Hogue, S. G. Hogue, J. M. Wrublik 2003-5-12 194 .1 Los Angeles Mojave Desert Alpine Butte. 850 Comment
  RSA672220  Lupinus sparsiflorus Joseph M. Keefe 2001-4-8 31203 Los Angeles San Rafael Mountains. North side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, CA 90042. 262 Comment
  UCR269939  Lupinus sparsiflorus R. G. Swinney 2010-4-13 12184 Los Angeles San Gabriel Mountains, 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom 610 Comment
  SFV1918  Lupinus sparsiflorus P. G. Kilburn 1958-4-18 754 Los Angeles Solemint Canyon about 3 miles south of junction with U.S. Highway 6. Comment
  RSA497606  Lupinus subvexus var. subvexus A. C. Sanders, E. J. Lawlor 1988-4-3 7742 Los Angeles SW end Tehachapi Mountains, l mile NW of Gorman on gasline road, 0.4 mile above old highway. 1280 Comment
  RSA414305  Lupinus succulentus Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  SEINET10489017  Lupinus succulentus David B. Dunn 1947-3-19 Dunn 2926 Los Angeles Collected n side of welshire 1/2 block e of manning in a vacant lot. Farther Back on the lot. Comment
  LA82127  Lupinus truncatus O. H. Kappler; 1941-4-13 199 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA0057932  Lupinus truncatus Richard G. Swinney 2010-3-18 11992 Los Angeles San Gabriel Mountains: Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road. 540 Comment
  SBBG34333  Lupinus truncatus P. H. Raven 1962-5-9 17649 Los Angeles cyn just N of Guds 249 Comment
  SBBG95404  Lupinus truncatus M. B. Dunkle 1928-5-13 1940 Los Angeles near Wishbone Loop Comment
  UCR50689  Lupinus truncatus Lyman Benson 1945-5-11 11705 Los Angeles San Gabriel Mountains, Canyon below Johnson's Pasture, above Claremont 549 Comment
  RSA414388  Lupinus truncatus Robert M. Perkins 1936-5-3 182 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC231484  Lycium brevipes var. hassei Alice Eastwood 1916-8-1 s.n. Los Angeles Exposition Park, Los Angeles Comment
  CAS-BOT-BC233479  Lycium californicum Alice Eastwood 1906-6-2 163 Los Angeles San Pedro Comment
  RSA578213  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Janet Takara, Bob Given, Misty Gray 1994-8-2 8192 Los Angeles Santa Catalina Island. Midway in Swain's Canyon. 95 Comment
  UCR65198  Lyonothamnus floribundus subsp. floribundus Reid Moran 1941-2-28 652 Los Angeles Channel Islands, Santa Catalina Island, head of Johnson's Canyon 400 Comment
  UC729502  Lythrum californicum Carl B. Wolf 1932-9-16 4112 Los Angeles Bryant Ranch, 200 feet e of State Highway, at s boundary of 1.62 Acre Tract Bryant Ranch 1 Comment
  RSA188344  Madia exigua R. F. Thorne, M. Z. Thorne 1966-5-1 36416 Los Angeles Santa Catalina Island: Fern Canyon near stream W of Orizaba Mountain 229 Comment
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Jan 18 2016
  RSA601561  Madia exigua L. C. Wheeler 1967-6-16 9844 Los Angeles San Gabriel Mountains : Sunset Ridge by Millard Canyon; north side NE of Coulter Reservoir. 640 Comment
  RSA612004  Madia gracilis L. C. Wheeler 1932-7-2 902 Los Angeles Brown's Flat 1311 Comment
  UCR190246  Madia gracilis R. G. Swinney 2000-6-19 7810 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  RSA639232  Madia gracilis R. F. Thorne 1971-5-18 41356 Los Angeles Santa Catalina Island: Near mine on Blackjack Mountain. 518 Comment
  SBBG95387  Madia gracilis M. B. Dunkle 1928-5-13 1944 Los Angeles Coach Rd 243 Comment
  RSA495626  Maianthemum stellatum S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villasenor 330 Los Angeles Mountain High Ski Resort: W of Wrightwood, N slopes of San Gabriel Mts. 2018 Comment
  RSA0127211  Malacothamnus davidsonii Louis C. Wheeler 1967-7-18 10109 Los Angeles Gold Creek off Little Tujunga Canyon. 549 Comment
  CAS-BOT-BC206224  Malacothamnus fasciculatus John Thomas Howell 1930-5-18 5169 Los Angeles Pacoima Wash at entrance to Pacoima Canyon, San Fernando Valley Comment
  POM199710  Malacothamnus fasciculatus I. W. Clokey, Bonnie C. Templeton 1929-07 4595 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  POM243806  Malacothamnus fasciculatus F. R. Fosberg 1931-7-15 S- 5425 Los Angeles Isthmus, Santa Catalina Island. 5 Comment
  RSA306188  Malacothamnus fasciculatus Fay A. MacFadden 1931-5-28 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA308299  Malacothamnus fasciculatus Henry J. Ramsey, Henry J. Ramsey 1937-5-16 3084 Los Angeles Altadena, N. Craig Ave. Comment
  RSA719124  Malacothamnus fasciculatus Naomi S. Fraga 2002-4-28 73 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Box Canyon. Comment
  UC18792  Malacothamnus fasciculatus W. H. Brewer Dec 1860 81 Los Angeles Santa Monica Comment
  RSA0063397  Malacothamnus fasciculatus Anstruther Davidson 1892-05 s.n. Los Angeles Cahuenga hills. Comment
  RSA95326  Malacothamnus fasciculatus F. W. Peirson 1918-6-19 109 Los Angeles San Antonio Canyon Wash, south base of San Gabriel Mts. Comment
  RSA609143  Malacothamnus fasciculatus var. laxiflorus Louis C. Wheeler 1932-6-18 837 Los Angeles San Dimas Wash 381 Comment
  CAS-BOT-BC206354  Malacothamnus fremontii Tim Ross; Steve Boyd 1992-7-5 6626 Los Angeles Mesic draw draining E from the saddle between the Red Mtn. summit area and teh 3704 - foot knoll to the SE of it, Warm Springs Mountain 7.5' USGS quadrangle, Red Mountain - Liebre Mountains 1036 Comment
  RSA580308  Malacothamnus fremontii Tim S. Ross, Steve D. Boyd 1994-5-25 7927 Los Angeles Necktie Basin: hanging basin ca 470-830 meters W of Warm Springs Mountain summit. These collections from ca. 600-800 meters WSW of summit. 1061 Comment
  RSA438848  Malacothamnus marrubioides Frances Runyan 1971-7-14 s.n. Los Angeles Moist draw, 3 1/2 miles west of Acton, Agua Dulce Canyon Road, Agua Dulce. 701 Comment
  POM362264  Malacothrix clevelandii Anstruther Davidson 1914-06 2976 Los Angeles San Gabriel Canyon, San Gabriel Mountains. Comment
  RSA653691  Malacothrix clevelandii Valerie L. Soza, Laura Moore 2000-5-10 865 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 579 Comment
  RSA301947  Malacothrix foliosa E. R. Blakley 1962-6-10 5220 Los Angeles San Clemente Island: Wilson Cove 9 Comment
  CATA1524  Malacothrix saxatilis Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1996-7-10 2742 Los Angeles Santa Catalina Island: Bluff below U.S.C. Building at Fisherman's Cove 6 Comment
  CAS-BOT-BC347949  Malacothrix saxatilis var. tenuifolia John Thomas Howell 1931-6-6 6667 Los Angeles 17 miles s. of Sandberg's Summit, Ridge Route Comment
  UCSB73229  Malacothrix saxatilis var. tenuifolia Gross, LeRoy; Denslow, Michael; Hogshead, Bill; Swartzentruber, Sarah 2003-6-17 Los Angeles Transverse Ranges; Verdugo Mountains region; South side of mountains; Brand Canyon, below the large waterfall, where the canyon forks off; (Burbank 7.5 Quad.: T1N R13W S8, NW1/4) UTM Zone 11; 3783985N 0383011E 393 Comment
  CHSC95701  Malosma laurina Joseph Marlowe Keefe 2001-1-19 30979 Los Angeles Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, California 91040. 384 Comment
  LA82201  Malosma laurina O. H. Kappler; 1940-7-21 71 Los Angeles SANTA MONICA MOUNTAINS, W-fork Las Trancas (Rattlesnake) Canyon, away from beach. 365 Comment
  UCR256840  Malosma laurina R. G. Swinney 2010-8-16 13559 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  SD92022  Malva assurgentiflora Reid Moran, R. M. Beauchamp and T. Oberbauer 1975-8-22 22673 Los Angeles San Clemente Island; Wilsons Cove. 49 Comment
  UCR51471  Malva parviflora Steve Morgan 1974-5-2 101 Los Angeles San Fernando Valley, Canoga Park, 7414 Variel Street 244 Comment
  RSA434897  Malva parviflora M. B. Dunkle 1933-4-14 3294 Los Angeles Long Beach. Comment
  UC520013  Malva parviflora Joseph Andorfer Ewan 1932-4-30 7441 Los Angeles Ballona Creek at Mesner Ballona Creek; , Mesner Comment
  RSA749660  Malvella leprosa R. G. Swinney 2005-8-5 8360 Los Angeles Caldwell Lake at Mile High, 0.4 mi. west of jct. of 204th St. East and Big Pines Hwy. 1561 Comment
  SFV6288  Marah fabacea M. H. Grayum, K. Felt 1974-5-22 s. n. Los Angeles Santa Susana Mountains North side of Oat Mountain along main ridge road. 1067 Comment
  CDA990  Marah macrocarpa D. G. Kelch 1991-3-24 1338 Los Angeles Foothills of Santa Monica Mountains North of Hollywood. Comment
  RSA441002  Marah macrocarpa T. S. Clare 1929-3-10 s.n. Los Angeles Topanga Canyon Comment
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Jul 10 2011
  RSA604407  Marah macrocarpa Claire R. Wheeler 1933-6-17 1872 Los Angeles 2 mi. N Claremont Comment
  SD20937  Marah macrocarpa Paul F. Covel 1938-4-19 Los Angeles Mojave near Lancaster Comment
  CATA225  Marrubium vulgare Mark L. Hoefs, A. Douglas Propst 1973-5-4 215 Los Angeles Santa Catalina Island: Middle of Middle Ranch Canyon, north exposure 243 Comment
  RSA409825  Marrubium vulgare T. S. Clare 1929-3-18 s.n. Los Angeles Topanga Canyon. Comment
  UC557702  Marrubium vulgare Nell Murbarger March, 1936 75 Los Angeles San Clemente Island Comment
  LA33774  Marrubium vulgare Henry J. Thompson; 1958-10-22 1812 a Los Angeles SANTA MONICA MOUNTAINS, Mt. Hollywood, Griffith Park, just N of Mt. Hollywood. 380 Comment
  RSA409816  Marrubium vulgare I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough . [locality name change to Laguna Dominguez ] Comment
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Oct 7 2008
  SD129293  Matthiola incana Andrew C. Sanders 1988-2-18 7687 Los Angeles El Segundo Dunes, west of Los Angeles International Airport, between Pershing Dr. and Vista Del Mar Blvd. 4 Comment
  SD181510  Medicago lupulina LeRoy Gross 2003-5-19 1026 Los Angeles Coastal Plains and Basins, San Fernando Valley Basin region, City of Sunland. Bluff south side of Big Tujunga Wash, weed in yard in housing tract called 'Sunhill Estates', growing out of crushed ornamental rock, in sunny open area. 366 Comment
  SFV1922  Medicago polymorpha K. A. Wilson 1961-3-14 1024 Los Angeles Santa Monica Mountains Mulholland Highway, 0.5 miles west of Seminole Hot Springs. Small valley with running stream. 290 Comment
  UC865606  Medicago polymorpha L. W. Nuttall 1920-1 60 Los Angeles Santa Catalina Island Comment
  POM304911  Medicago polymorpha Henry J. Ramsey, Henry J. Ramsey 1937-3-21 280 Los Angeles Altadena Drainage area 396 Comment
  POM2399  Medicago sativa D. L. Crawford 1915-6-30 s.n. Los Angeles Mts above Claremont 1524 Comment
  RSA652180  Medicago sativa A. E. Hersh 1950-6-30 s.n. Los Angeles Campus UCLA, Faculty Hill, Los Angeles 60 Comment
  UCR48972  Melaleuca nesophila A. C. Sanders 1987-9-18 7373 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  CAS-BOT-BC281527  Melica imperfecta W. A. Silveus 1938-6-18 7783 Los Angeles Mt Wilson Comment
  POM158020  Melica imperfecta M. B. Dunkle 1928-3-31 1791 Los Angeles Cottonwood Canyon, Santa Catalina Island. Comment
  POM296908A  Melica imperfecta Lyman Benson 1945-5-11 11705 Los Angeles Canyon below Johnson's Pasture, Claremont, 549 Comment
  UCR87376  Melica imperfecta R. G. Swinney 1994-5-7 2837 Los Angeles San Gabriel Mtns, Glendora Wilderness Park, 0.4-0.6 mi north of Big Dalton Canyon Road on Mystic Canyon Trail 488 Comment
  UCSB12229  Melica imperfecta Hochberg, Fred 1961-3-17 Los Angeles North slope 1/2 mile from Middle Ranch into Cape Canyon, Catalina Island Comment
  CAS-BOT-BC281095  Melica stricta A. D. E. Elmer 1902-6-1 3719 Los Angeles Acton, Mt Gleason Comment
  POM348162  Melilotus albus F. R. Fosberg 1931-4-10 s 4603 Los Angeles Eagle nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  RSA724498  Melilotus indicus K. Dobry 1991-5-13 526 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  SBBG113985  Melilotus indicus E. C. Twisselmann 1965-5-18 10859 Los Angeles marsh along the Lancaster Rd, ca. 3 mi SE of Gorman 1097 Comment
  RSA83454  Mentha spicata F. W. Peirson 1077 Los Angeles San Fernando Valley. Comment
  RSA0081132  Mentzelia R. G. Swinney 2010-6-1 13104 Los Angeles San Gabriel Mountains: lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy. 1098 Comment
  UCR189248  Mentzelia R. G. Swinney 1998-5-16 6067 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  RSA167101  Mentzelia affinis W. G. Webb 1935-4-19 s.n. Los Angeles Tejon Ranchos, near Lebec Comment
  SBBG119020  Mentzelia gracilenta G. D. Wallace with M. Wallace 1983-5-20 2078 Los Angeles Aliso Cyn rd between Acton and Angeles Forest hwy Comment
  UC2042116  Mentzelia jonesii Ed Kentner 2014-3-21 361 Los Angeles Western Mojave Desert, approx. 13 km east of Pearblossom, near the corner of Largo Vista Road and Avenue X-8. Comment
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Jun 9 2016
  UCR181136  Mentzelia micrantha R. G. Swinney 1997-5-13 5515 Los Angeles San Gabriel Mtns, Water Canyon, a tributary from the north of San Gabriel River Canyon, north of Morris Dam 439 Comment
  RSA524170  Mentzelia montana Tim S. Ross, Steve Boyd 1990-6-6 2877 Los Angeles Piru Pond: Los Padres National Forest. 645 Comment
  SD134435  Mentzelia pinetorum Craig Reiser 1990-5-16 Los Angeles Mount McDill on the Ritter Ranch, NW of Palmdale Comment
  SBBG13641  Mesembryanthemum nodiflorum P. H. Raven 1962-7-11 18009 Los Angeles 1 mi S of Wilson Cove Comment
  CAS-BOT-BC438127  Mesembryanthemum nodiflorum Herman Knoche 1919-6-26 Series A, No. 954 Los Angeles S. Catalina Island Comment
  POM222372  Microseris douglasii subsp. platycarpha L. C. Wheeler 1936-4-12 4092 Los Angeles Hills S of Monterey Park, south side. 122 Comment
  UCR197776  Microseris lindleyi Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 13 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  SBBG58244  Microsteris gracilis R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  RSA60283  Microsteris gracilis E. K. Balls, Lee W. Lenz 1950-3-28 14472 Los Angeles 1 mile east of Quail Lake, Antelope Valley. 1067 Comment
  RSA82097  Mimulus aurantiacus F. W. Peirson 1919-5-18 434 Los Angeles Hills east of Monrovia Canyon 457 Comment
  UCD122181  Mimulus aurantiacus Richard Bates 1949-5-8 s.n. Los Angeles Big Tujunga Canon. Comment
  UCR177762  Mimulus aurantiacus LeRoy Gross, Naomi Fraga, B. Hogshead, Aydee Virgen 2003-6-19 1078 Los Angeles Transverse Ranges; Verdugo Mountains region, North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  UC943854  Mimulus aurantiacus var. pubescens H. E. McMinn, M. Van Rensselaer 1945-6-10 1914 A-2 Los Angeles e Whittier (near summit of grade); Turnbull Canyon Comment
  UCR223312  Mimulus aurantiacus var. pubescens R. G. Swinney 2009-5-20 10845 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  UC885728  Mimulus aurantiacus var. puniceus Ezra C. Knopf 52 Los Angeles Echo Lake Comment
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Mar 15 2006
  LA35209  Mimulus brevipes Mary V. Hood; 1944-5-7 44- 39 -k* Los Angeles Santa Monica Mountains, Tapia Park, above park 152 Comment
  LA35210  Mimulus brevipes Mary V. Hood; 1941-4-27 41- 77 -k* Los Angeles SANTA MONICA MOUNTAINS, near Malibu Lake. 213 Comment
  POM43813  Mimulus brevipes Martin 1903-6-3 s.n. Los Angeles Rubio Canyon, Mt. Lowe. Comment
  RSA724667  Mimulus brevipes K. Dobry 1991-6-24 d- 747 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  LA91464  Mimulus brevipes Bruce Douglas Clayton; Greg Shaw 1972-4-4 64 Los Angeles SANTA MONICA MOUNTAINS, Upper Temescal and Rustic Canyons, Mountain Park Research Campus, south slope of BDC peak. 560 Comment
  RSA229086  Mimulus cardinalis Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38856 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
  RSA408124  Mimulus fremontii var. fremontii Richard C. Barkelew 1929-5-5 s.n. Los Angeles Tujunga Canon Comment
  SBBG66636  Mimulus guttatus R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  UCR204418  Mimulus moschatus R. G. Swinney 2001-9-15 8178 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  RSA0105221  Mimulus palmeri R. G. Swinney 2011-6-7 15027 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
  SBBG125059  Mimulus palmeri A. Parikh, N. Gale 2010-6-18 3341 Los Angeles Upper Big Tujunga Cyn, 0.9 km N of St Hwy 2 (SH2, Angeles Crest Hwy), 0.3 km W of Upper Big Tujunga Cyn Rd, San Gabriel Mtns 1240 Comment
  UCR119554  Mimulus palmeri L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns., Chilao Creek headwaters 1799 Comment
  UCR272582  Mimulus palmeri R. G. Swinney 2011-6-7 15027 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
  RSA434686  Mimulus pilosus Anstruther Davidson 1901-08 1931 Los Angeles Rock Creek. Comment
  RSA594563  Mimulus pilosus Louis C. Wheeler 1967-7-30 10273 Los Angeles San Gabriel Mountains. All Trail Canyon, BM 3434 near Tom Lucas campground. 1006 Comment
  UCR270929  Mimulus pilosus R. G. Swinney 2011-5-26 14883 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  UCR205597  Mimulus rubellus R. G. Swinney 2008-5-13 8864 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  UCR210446  Mirabilis jalapa R. G. Swinney 2008-12-2 9929 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  SEINET3860287  Mirabilis laevis R. G. Swinney 2009-3-19 10142 Los Angeles San Gabriel Mtns. Foothills: Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, ca 100 m north of Hwy 39.; 0 230 Comment
  UCR273415  Mirabilis laevis R. G. Swinney 2011-3-18 14142 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  UC535638  Mirabilis laevis var. crassifolia Ira W. Clokey, B. Templeton May 1929 4499 Los Angeles Mandeville Canyon, Santa Monica Mountains 350 Comment
  RSA599959  Mirabilis laevis var. crassifolia Louis C. Wheeler 1968-3-21 s.n. Los Angeles Foothills of San Gabriel Mountains: West Debris Basin, Brown School for Girls. 457 Comment
  CDA23888  Mirabilis multiflora var. pubescens T. C. Fuller 1963-6-25 10701 Los Angeles North side of Avenue D (Highway 138) to Lancaster, 0.9 mile east of 24th Street, 19.4 miles east of Gorman, west of Mojave Desert. 0 Comment
  SEINET1869728  Modiola caroliniana A. C. Sanders 2003-1 26287 Los Angeles San Gabriel Valley: Irwindale, near boundary of Azusa, south side of Montoya St. just east of Irwindale Ave., south of I-210. 171 Comment
  UC1282135  Monardella Victor Duran 1933-7-11 3514 Los Angeles Sulphur Springs San Gabriel Mountains 1524 Comment
  CAS-BOT-BC215674  Monardella australis subsp. cinerea G. J. Goodman; C. L. Hitchcock 1930-7-28 1725 Los Angeles S side of Mt. San Antonio 3048 Comment
  UCR256604  Monardella breweri subsp. lanceolata Anuja Parikh, Nathan Gale 2011-7-6 3540 Los Angeles Transverse Ranage; San Gabriel Mountains, along road to Barley Flats, 3.9 km west of Shortcut Station, 1.0 km north of State Hwy 2, Angeles Crest Hwy 1688 Comment
  JEPS63313  Monardella cinerea Frank W. Peirson 1918-6-8 182 Los Angeles Baldy (Mt. San Antonio); San Gabriel Mts. 2286 Comment
  RSA300698  Monardella cinerea Jim R. Shevock 1974-10-5 3876 Los Angeles Summit of Mt. Baden-Powell. San Gabriel Mountains, Angeles National Forest. 2847 Comment
  CAS-BOT-BC220135  Monardella exilis Robert F. Thorne; G. Wallace 1973-4-24 43450 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano 914 Comment
  POM305741  Monardella lanceolata Henry J. Ramsey, Henry J. Ramsey 1937-6-27 913 Los Angeles Angeles National Forest: Bear Creek, north of Pacoima Reservoir. Comment
  RSA608046  Monardella lanceolata Louis C. Wheeler 1947-6-13 6517 Los Angeles San Gabriel Mountains: Mesa south of San Antonio Canyon Los Angeles/San Bernardino counties]. Comment
  SBBG51651  Monolopia lanceolata R. Gustafson, C. Davidson 1977-4-20 407 Los Angeles Escondido Cyn Rd ca. 1 mi NE of jct with Agua Dulce Cyn Rd 762 Comment
  SBBG62242  Mucronea perfoliata R. Hoffmann 1925-5-15 Los Angeles Mint Cyn Comment
  RSA719576  Muhlenbergia californica R. G. Swinney 1997-7-22 5695 Los Angeles Government Canyon, W of Wrightwood, 0.75 mi W of San Bernardino Co. line at Hwy. 2, Blue Ridge Mountain area 2073 Comment
  UCR205262  Muhlenbergia californica R. G. Swinney 2005-8-17 8503 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
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Dec 21 2018
  CAS-BOT-BC275085  Muhlenbergia richardsonis I. M. Johnston 1917-8-21 1628 Los Angeles San Antonio Mountains. Upper San Antonio Canon 2209 Comment
  UCR271666  Muilla maritima R. G. Swinney 2011-5-31 14932 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
  SEINET3243552  Muilla maritima Wesley O. Griesel 1961-1 Los Angeles Charleton Flats, San Gabriel Mts., Los Angeles County, California. 1524 Comment
  SD112352  Myriopteris covillei Darley F. Howe 1915-4-1 28 Los Angeles Claremont Comment
  RSA591908  Nassella cernua L. C. Wheeler 1967-5-8 9296 Los Angeles Liebre Mountains. Between Bouquet Junction and Bonelli Ranch. 381 Comment
  UCD87427  Nassella cernua Jill Fariss 1997-4-13 70 Los Angeles Old Ridge Route north of Templin Hwy. Comment
  SBBG32122  Nassella lepida R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -194 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  SEINET263609  Nassella lepida R. L. Lingenfelter 1954-5-11 887 Los Angeles Soledad Canyon Road near Tick Canyon Comment
  UC219294  Nassella lepida P. A. Munz and R. D. Harwood 1920-4-21 3704 Los Angeles steep hillside in burned-over area San Dimas Canyon 457 Comment
  RSA526636  Nassella pulchra Steve Boyd 1990-4-7 4229 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  RSA678120  Nassella pulchra Valerie L. Soza, LeRoy Gross 2001-5-22 1237 Los Angeles Morgan Fire 2000 area, between Morgan and Sycamore Canyons, WSW of Sycamore Flat. 655 Comment
  SEINET4056823  Nassella pulchra R. Moran 1941-1 570 Los Angeles West end of ravine, Middle Ranch, San Clemente Island. 500 Comment
  SD28084  Navarretia hamata Carl B. Wolf 1932-5-13 3620 Los Angeles Santa Catalina Island, Hamilton Canyon along ridge fence-line, hillside above canyon 244 Comment
  UCR139268  Navarretia hamata A. C. Sanders 2003-5-22 26831 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
  LA211088  Navarretia hamata subsp. hamata Arthur C. Gibson; Tony Valois, Dan Cooper 2010-6-9 5323 Los Angeles HOLLYWOOD HILLS, In central Griffith Park. Comment
  RSA11347  Navarretia hamata subsp. hamata F. L. Robinson 1921-5-9 60 Los Angeles Claremont. 365 Comment
  SEINET10619237  Nelumbo nucifera Heidi H. Schmidt, M. R. Weed 1999-10-12 Schmidt 3800 Los Angeles City of Santa Monica. Yaohan: 3760 Centinela Avenue: Santa Monica, CA: 90066: (310) 398-2113 - phone. 20 Comment
  UCR190857  Nemacladus sigmoideus R. G. Swinney 1998-6-12 6182 Los Angeles San Gabriel Mountains, SW of Pinon Hills, 0.3 mi. south of mouth of Mescal Canyon and reservoir 1500 Comment
  UC450875  Nemophila menziesii Fay A. MacFadden 1931-3-7 2573 Los Angeles Vineland Ave. , Vineland Ave. (Roscoe) Comment
  UCR189392  Nemophila menziesii R. G. Swinney 1998-5-30 6157 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  RSA421375  Nemophila menziesii var. integrifolia Louis C. Wheeler 1932-4-16 635 Los Angeles W fork Santa Anita Canyon. 762 Comment
  RSA733445  Nemophila menziesii var. menziesii R. G. Swinney 2001-4-18 7892 Los Angeles San Gabriel Mtns./Mojave Desert: Valyermo area, ridge top ca. 500 m east of south end of Bobs Gap Comment
  IRVC26438  Nemophila parviflora A. C. Sanders, Mark Elvin, et al. 2003-3-5 25723 Los Angeles Newhall Ranch, canyon NE of "Grapevine Mesa," SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, W of "oil tanks" near BM 1073 NE end of Santa Susana Mtns. Comment
  RSA0081131  Nemophila spatulata R. G. Swinney 2010-6-1 13102 Los Angeles San Gabriel Mountains: lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy. 1098 Comment
  UCSB5734  Nepeta cataria Crum, Charles 1958-7-19 Los Angeles Creek bed in TopangaCanyon; near Los Angeles Comment
  UC511787  Nicolletia occidentalis Frank W. Peirson 1933-5-13 10662 Los Angeles 12 mi s Muroc Comment
  RSA597559  Nicotiana attenuata Tim S. Ross, Bob Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3752 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  CAS-BOT-BC231702  Nicotiana glauca Ira L. Wiggins 1925-6-1 1755 Los Angeles White's [Whites] Landing, Santa Catalina Island Comment
  RSA426777  Nicotiana glauca Gus Gluechert 1941-5-25 s.n. Los Angeles Culver City. Comment
  UC56990  Nuttallanthus texanus Ernest Braunton 1901-4-29 231 Los Angeles north Pomona Pomona Comment
  SBBG61334  Oenothera californica subsp. californica R. Hoffmann 1927-6-14 Los Angeles Chandler's Comment
  RSA0056391  Oenothera micrantha var. ignota Jim Shevock 1971-3-7 745 Los Angeles Tapia County Park. 252 Comment
  UCR205880  Olea europaea A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37085 Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  SEINET2448950  Opuntia acanthocarpa var. coloradensis Louis C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountians; Grandview Canyon.; 0 1463 Comment
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Nov 12 2014
  RSA756915  Opuntia basilaris R. G. Swinney 2008-6-9 9017 Los Angeles Paradise Springs (Big Rock Creek Camp), 100 m west of campground on north bank of Big Rock Creek 1427 Comment
  UCR277108  Opuntia basilaris R. G. Swinney 2010-10-5 13977 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, west of 'Oak of the Golden Dreams', at west boundary of park 451 Comment
  UCR214604  Opuntia littoralis A. C. Sanders 2003-6-19 26983 Los Angeles Western Transverse Range/Santa Clara River Watershed, near mouth of 'Off-haul Canyon', c. 1 mile west of Mayo Spur between San Martinez Grande Canyon the Ventura Co. line, north of Hwy 126, Newhall Ranch 305 Comment
  POM285265  Opuntia vaseyi Lyman Benson 1953-6-3 15134 Los Angeles Southeast of Indian Hill, Claremont. 427 Comment
  UCR223238  Orobanche R. G. Swinney 2009-5-27 10881 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  RSA0013597  Orobanche bulbosa Orlando Mistretta, Christine Mistretta 2011-6-29 5776 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, E of summit. 1762 Comment
  SBBG32044  Orobanche bulbosa R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -268 Los Angeles upper Swain's (Swain) Cyn Comment
  RSA0035494  Orobanche bulbosa Orlando Mistretta 1992-5-16 21 Los Angeles Vicinity of Big Pines; head of Swarthout Valley; Mountain High Ski area Comment
  UC1076298  Orobanche cooperi Herbert L. Mason 1926-4-26 3021 Los Angeles Mohave Desert, Little Rock Creek Little Rock Creek; Mohave Desert, Little Rock Creek Comment
  RSA584587  Orobanche fasciculata Tim S. Ross, Steve D. Boyd 1993-5-23 7222 Los Angeles Lower, easterly ridge of Red Mtn, on northerly slope 140-220 m SE of the saddle between Ruby and Clearwater Canyons. 951 Comment
  UCR271230  Orobanche fasciculata R. G. Swinney 2011-6-14 15115 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  RSA0066445  Orobanche fasciculata Carl Epling, Charles Darland 1935-06 s.n. Los Angeles Tujunga Canyon. Comment
  RSA402085  Orthocarpus purpurascens Gus Gluechert 1937-4-28 s.n. Los Angeles Hills, Culver City. Comment
  CLARK-A1528-4776  Oryzopsis miliacea John C. Roos 1942-9-27 1734 Los Angeles Los Angeles Comment
  JEPS2995  Osmorhiza brachypoda Frank W. Peirson 1919-5-21 451 Los Angeles Arroyo Seco San Gabriel Mountains 609 Comment
  UC303760  Oxalis albicans subsp. californica Crawford and Hiatt 1916-3-28 Los Angeles Santa Monica Mtns Comment
  JEPS58012  Oxytheca parishii var. parishii Frank W. Peirson 1922-7-5 3168 Los Angeles n of Big Pines; San Gabriel Mountains, Le Montaine 2209 Comment
  UCR209914  Oxytheca parishii var. parishii R. G. Swinney 2008-7-25 9305 Los Angeles San Gabriel Mtns., Twin Peaks, East Peak 2366 Comment
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Aug 25 2010
  RSA21781  Packera breweri C. B. Wolf 1937-5-20 8742 Los Angeles Tehachapi Mts., 1 mi. so. of Tejon Pass on Hungry Valley Road. 1280 Comment
  CAS-BOT-BC121177  Paeonia californica Peter H. Raven; Henry J. Thompson 1959-5-5 14130 Los Angeles Mulholland Hwy, 1 mile W of Las Virgenes Rd, Malibu Creek drainage 335 Comment
  CHSC12163  Paeonia californica L. M. Mayer 1973-4-21 95 Los Angeles Ca. 30 ft from the rd in Big Tujunga Canyon ca. 3 mi from the intersection of Foothill Blvd. and Mt Gleason Ave going ne. 579 Comment
  POM48028  Paeonia californica C. F. Baker 1903-4-1 4120 Los Angeles Claremont. Comment
  LA98273  Papaver californicum Elizabeth McClintock; 1945-5-1 sn Los Angeles Santa Monica Mountains, Dry Canyon, Cold Creek Road Comment
  UC50121  Papaver californicum A. J. McClatchie 1893-4-28 3 Los Angeles near Pasadena Comment
  UCD170912  Parietaria hespera R. G. Swinney 2009-3-28 10214 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon. 378 Comment
  RSA526555  Parietaria hespera var. hespera Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4241 Los Angeles San Clemente Island: lower half of China Cyn, S end of island, W side. Comment
  SD236434  Parietaria judaica R. E. Riefner 2006-1-12 06 13 Los Angeles South Coast: San Pedro, Point Fermin 13 Comment
  IRVC28617  Parthenocissus vitacea A. C. Sanders, Mark Elvin 2002-6-20 25245 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  IRVC28724  Parthenocissus vitacea A. C. Sanders, Mark A. Elvin 2002-8-26 25588 Los Angeles Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near "Airport Mesa" Northeastern Santa Susana Mtns./Santa Clara River Watershed 305 Comment
  CLARK-A1528-4790  Paspalum dilatatum John C. Roos 1947-5-11 3605 Los Angeles Los Angeles Comment
  UCR176575  Passiflora caerulea Harry Spilman 1998-4-29 01 Los Angeles South Pasadena, south side of equestrian trail north of the tunnel that passes under the Pasadena (110) Freeway, immediately east of Stoney Drive 183 Comment
  UC882255  Pectocarya linearis subsp. ferocula F. R. Fosburg 1931-3-27 S 4404 Los Angeles Hamilton's Canyon Santa Catalina Island, Hamilton's Canyon 150 Comment
  UCR205683  Pectocarya penicillata A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36920 Los Angeles San Gabriel Valley, San Gabriel River floodplain, Whittier Narrows Nature Center and east to Peck Rd. along the SCE powerlines and the river levee 70 Comment
  UCR281997  Pectocarya penicillata R. G. Swinney 2014-5-7 16416 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  RSA570197  Pectocarya setosa T. S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 5035 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash 841 Comment
  SBBG119929  Pectocarya setosa A. C. Sanders 2003-4-29 26166 Los Angeles Castaic Mesa, Newhall Ranch, N of Charlie Cyn and E of Lake Hughes Rd 396 Comment
  UCR272855  Pedicularis semibarbata R. G. Swinney 2011-8-5 15590 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  UC1587553  Pellaea andromedifolia Tim Ross and Annette Ross 1991-9-7 5960 Los Angeles near Mulholland Hwy X Yerba Buena Rd (below hairpin turn in Mulholland Hwy); Santa Monica Mts, Triunfo Quadrangle 359 Comment
  UCR258522  Pellaea andromedifolia R. G. Swinney 2010-8-9 13479 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant 1049 Comment
  RSA686715  Pellaea andromedifolia T. R. Pray 1960-3-20 1650 Los Angeles Elizabeth Canyon Comment
  SEINET3153925  Pellaea mucronata G. B. Grant, W. Wheeler 1904-4-21 920 /6194 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  UCSB31752  Pellaea mucronata subsp. californica Miller, Brian 1960-7-7 Los Angeles Dawson Saddle Area, San Gabriel Mountains 2377 Comment
  POM851  Pellaea mucronata subsp. mucronata L. R. Abrams 1901-4-7 s.n. Los Angeles Verdugo Hills Comment
  UCR198287  Pennisetum clandestinum LeRoy Gross, Steve Boyd, Naomi Fraga, Valerie Soza 2006-3-17 2455 Los Angeles Transverse Ranges, Verdugo Mountains, north side of the range, Whiting Woods Road c. half way to the main crest 669 Comment
  CAS-BOT-BC258818  Pennisetum setaceum Peter H. Raven 1957-9-21 11341 Los Angeles Sunset Boulevard at Groverton Street, Westwood Village Comment
  SDSU10928  Penstemon centranthifolius A. H. Gallup 1948-4-21 145 Los Angeles The 'Wash' Claremont. 366 Comment
  UC373339  Penstemon centranthifolius Marcus E. Jones, A. M. May 1882 Los Angeles Pasadena Comment
  UCR223172  Penstemon centranthifolius R. G. Swinney 2009-7-22 11325 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  UCR241089  Penstemon centranthifolius 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
  UCD124077  Penstemon centranthifolius Daryl Koutnik 1978-4-28 448 Los Angeles Lobo Canyon at end of Lobo Road. 304 Comment
  UCR223698  Penstemon grinnellii R. G. Swinney 2009-6-24 11245 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  SBBG66578  Penstemon grinnellii var. grinnellii R. Hoffmann 1929-5-19 Los Angeles border of Big Rock Crk Comment
  SD4639  Penstemon grinnellii var. grinnellii Ruth B. Randall Jul 184 Los Angeles Big Pines; playgrounds near Los Angeles. Comment
  UCR142909  Penstemon grinnellii var. scrophularioides Fay A. MacFadden 1931-4-22 2633 Los Angeles Transverse Ranges; Liebre Mtns region, Spunky Canyon, off Bouquet Canyon 1220 Comment
  CHSC35495  Penstemon heterophyllus var. australis James Henrickson 1979-5-18 3 Los Angeles Ca. 2 miles SE of Newhall, N of San Fernando Road, ca 1 mi NW of Hwy 14. 426 Comment
  NY601644  Penstemon heterophyllus var. australis L. Abrams 1902-7-1 2641 Los Angeles Little Santa Anita Canyon Comment
  RSA407913  Penstemon heterophyllus var. australis Louis C. Wheeler 1933-6-17 1871 Los Angeles Mouth of Palmer Canyon, San Gabriel Mountains. 488 Comment
  UC213142  Penstemon heterophyllus var. australis A. R. Davis 1915-6-30 Los Angeles Palmer's Canyon Claremont, Palmer's Canyon (Claremont, Southern California) 457 Comment
  RSA578794  Penstemon labrosus Tim S. Ross, Steve D. Boyd, Steve Burns 1994-7-7 8134 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1677 Comment
  UCR209999  Penstemon labrosus R. G. Swinney 2008-7-15 9217 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  HSC21047  Penstemon palmeri C. S. Apperson 1967-6-3 Los Angeles 6 mi. E of Hwy. 99 on Ave. D Comment
  POM292802  Penstemon spectabilis Lyman D. Benson 1945-5-11 11685 Los Angeles Indian Hill, Claremont. Pacific Slope Drainage Area. 396 Comment
  UCR124429  Penstemon spectabilis I. W. Clokey, B. C. Templeton 1929-3-26 4475 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA0051798  Penstemon spectabilis Lee Haines 1935-7-1 s.n. Los Angeles Tanbark Reservoir, San Gabriel Mts. Comment
  NY704146  Penstemon spectabilis subsp. subviscosus V. Soza 2001-4-24 1175 Los Angeles Transverse Ranges, San Gabriel Mountains region: Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.5 mile WNW of the Santa Anita Dam. (Mount Wilson) 823 Comment
  LA94206  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-16 1775 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, ca 1 mi from mouth. 60 Comment
  RSA687378  Pentagramma triangularis subsp. triangularis L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA459083  Perideridia parishii subsp. latifolia F. R. Fosberg, J. Ewan 1931-8-13 S 5585 Los Angeles Cienega , 0.5 mi. W of Windy Camp, north slope of Mt. Islip. 2300 Comment
  UC1375389  Perideridia parishii subsp. latifolia Robert F. Thorne 1969-7-2 38314 Los Angeles se Angeles Crest Hwy. (3.2 mi wsw of Cloudburst Summit, along bed of small intermittent stream); San Gabriel Mts., Angeles National Forest 1950 Comment
  UCR223047  Perideridia pringlei R. G. Swinney 2009-5-6 10655 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 1085 Comment
  UCD116250  Peritoma arborea Elise Jackson 1993-4-21 40 Los Angeles Saugus, Bouquet Cyn Road, 8.5 miles NE of junction with Valencia Blvd. 487 Comment
  CAS-BOT-BC73737  Peritoma arborea var. globosa Carl B. Wolf 1927-7-27 689 Los Angeles Ridge Route Road, 3 mi. No of Sandberg's Comment
  RSA515113  Perityle emoryi Aaron Liston, Orlando Mistretta, L. Rieseberg 1989-4-28 795 -7 Los Angeles San Clemente Island, China Canyon, central branch, S end of island. Comment
  RSA526530  Perityle emoryi Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-7 4268 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  SEINET187039  Perityle emoryi F. R. Fosberg 1931-4-3 S 4463 Los Angeles Pebble Beach Road Santa Catalina Island. 5 Comment
  UC19636  Petalonyx thurberi subsp. thurberi J. H. Barber 1897-7-12 275 Los Angeles in Soledad Canyon near Saugus; Soledad Canyon Comment
  UCR84573  Petalonyx thurberi subsp. thurberi T. S. Ross, Steve Boyd 1992-7-5 6632 Los Angeles Liebre Mtns, San Francisquito Canyon: c. 1 mi north of Powerhouse No. 2. (Section 1 is distorted and measures 1.3 mi N to S, but a standard mi E to W.) 502 Comment
  RSA582244  Phacelia brachyloba Louis C. Wheeler 1936-6-1 4108 Los Angeles Tan Bark Flat, San Dimas Canyon. 854 Comment
  RSA8797  Phacelia brachyloba P. A. Munz 1920-5-2 3821 Los Angeles San Dimas Canyon. 457 Comment
  SBBG126994  Phacelia brachyloba A. Parikh, N. Gale 2011-6-27 3513 Los Angeles upper Big Tujunga Cyn, 0.1 km W of Shortcut Station, 0.5 km N of St Hwy 2; San Gabriel Mtns 1277 Comment
  SDSU21032  Phacelia brachyloba Ian Cain, Ryan Gilmore 2010-6-2 1485 Los Angeles Angeles National Forest, San Gabrial Mountains. Roughly 2.49km east of Mount Gleason summit 1730 Comment
  UC1584244  Phacelia brachyloba Tim Ross and Steve Boyd 1990-6-6 2820 Los Angeles Green Valley Pasture Lake Hughes 7.5' USGS quad., San Francisquito Canyon 926 Comment
  SEINET13711392  Phacelia cicutaria J. Adams, J. Adams (Botany) 1965-1 83 Los Angeles Claremont, Thompson's Wash, N End Indian Hill Blvd 1400 Ft 427 Comment
  CATA1291  Phacelia cicutaria var. hispida Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2380 Los Angeles Santa Catalina Island: Parsons' Landing 3 Comment
  RSA0062564  Phacelia cicutaria var. hispida R. G. Swinney 2010-4-20 12310 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA188122  Phacelia cicutaria var. hispida Robert F. Thorne, P. Everett 1965-6-22 34852 Los Angeles Santa Catalina Island: Renton Mine area. 244 Comment
  RSA427650  Phacelia cicutaria var. hispida Tom Burch, Mrs T. Burch 1940-4-21 s.n. Los Angeles Bouquet Canyon, near Saugus. 610 Comment
  UC1069325  Phacelia cicutaria var. hispida A. D. Gifford 1934-5-8 200 Los Angeles head of Lake Canyon Triunfo Pass Quadrangle Comment
  UC1426008  Phacelia cicutaria var. hispida Donald R. Bissing 1973-6-2 124 Los Angeles at roadside 0.5 mi from canyon mouth; San Gabriel Mountains, Evey Canyon 743 Comment
  UCR124359  Phacelia cicutaria var. hispida I. W. Clokey, B. C. Templeton 1929-1 4521 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  POM73400  Phacelia cicutaria var. hispida Marcus E. Jones 1902-6-27 s.n. Los Angeles Santa Catalina Island. Comment
  RSA427635  Phacelia cicutaria var. hispida Richard C. Barkelew 1929-4-7 15835 Los Angeles Mulholland Highlands Comment
  RSA756131  Phacelia cryptantha Orlando Mistretta, Christine Mistretta 2008-4-21 2520 Los Angeles Southern California Edison transmission line tower (Segment 6, Structure 42 per TRTP Survey 2008), vicinity of Mill Creek. 1425 Comment
  RSA590712  Phacelia davidsonii Tim S. Ross 1990-5-23 2607 Los Angeles Mt Gleason area: north-northwesterly ridge decending from Messenger Peak (6015 ft) near the headwaters of Mill canyon and Moody Canyon. 1720 Comment
  OBI70621  Phacelia distans Steve Boyd, Lauren Raz 1997-4-16 9529 Los Angeles Liebre mts Region: NW end of the range, Peace Valley due S of the jctn of I-5 and hwy 138, and E of Copco rd along narrow paved rd which is the continuation of Forest Svc rd 8N01. T7N, R18W NE 1/4 NE 1/4 SW 1/4 sec 28 960 Comment
  RSA74948  Phacelia distans F. W. Peirson 1921-5-20 4714 Los Angeles Little Rock Creek: north base of San Gabriel Mountains. 1006 Comment
  SBBG82788  Phacelia distans M. Bufkin -Apr-1895 Los Angeles near Pasadena Comment
  UCR125389  Phacelia distans A. C. Sanders, Mark Elvin 2003-3-5 25732 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River 335 Comment
  UCR271307  Phacelia distans R. G. Swinney 2011-5-12 14682 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  SBBG64923  Phacelia douglasii R. Hoffmann 1925-4-19 Los Angeles between Antelope Valley and Elizabeth Lake Comment
  UCR147797  Phacelia egena Valerie Soza, LeRoy Gross 2000-6-13 1000 Los Angeles San Gabriel Mountains, SE-facing slope of Horse Canyon, above Horse Canyon Road (FSR 3M51), c. 1.75 mi south of Angeles Crest Hwy, within Horse Canyon Shooting Area 1768 Comment
  UC1537523  Phacelia fremontii Gordon H. True 1935-3-5 43 Los Angeles 4 mi s Palmdale 944 Comment
  UC56893  Phacelia hubbyi W. A. Setchell 1901-3-13 Los Angeles Elysian Park Los Angeles Comment
  UCR126947  Phacelia imbricata subsp. imbricata Mark A. Elvin 2003-6-12 2943 Los Angeles Santa Clarita Valley, Newhall Ranch, south side of Potrero Canyon, south of Potrero Mesa 335 Comment
  UC55298  Phacelia imbricata subsp. patula J. H. Barber 1897-7-11 247 Los Angeles summit Mt. Gleason Comment
  RSA656842  Phacelia longipes Valerie L. Soza, LeRoy Gross 2000-6-15 1023 Los Angeles South-facing slope of southeastern extension of Lookout Mountain, below firebreak, ca. 0.25 mile SE of summit. 1860 Comment
  RSA679925  Phacelia longipes LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 934 Los Angeles Southwest ridge that climbs to Mt. Markham (between Mt. Markham and the Mt. Lowe dirt road (2N50.1). 1631 Comment
  UCR131370  Phacelia longipes Jeremiah George 2001-5-8 7 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
Read comments
Apr 24 2016
  RSA703200  Phacelia minor LeRoy Gross 2005-2-15 1397 Los Angeles About 1/4 mile beyond the cemetery up Brand Canyon, on the south side of the mountains. 356 Comment
  UCR271822  Phacelia minor R. G. Swinney 2010-4-28 12402 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
  RSA296802  Phacelia minor Lyman Benson 1947-3-29 12285 Los Angeles Indian Hill, City of Claremont. 427 Comment
  RSA656265  Phacelia minor Steve Archer 1977-4-6 3 Los Angeles Verdugo Mountains: Shields Canyon, Briggs Avenue from Foothill Boulevard, La Crescenta. 457 Comment
  RSA662184  Phacelia minor Giancarlo Massarotto 1981-5-28 54 Los Angeles Private home garden 1020 So. Valinda Ave. W. Covina. Comment
  JEPS1174  Phacelia mohavensis Frank W. Peirson 1922-7-5 3164 Los Angeles 1 mi w Big Pines; San Gabriel Mountains, Mescal Creek region Comment
  RSA428283  Phacelia mohavensis Anstruther Davidson 1939-7-4 s.n. Los Angeles Big Rock Comment
  UCR223708  Phacelia ramosissima R. G. Swinney 2009-6-12 11120 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
  UCSC003636  Phacelia ramosissima Peter Kamb 1947-6-11 596 Los Angeles Eaton Wash, East of Pasadena. 267 Comment
  JEPS1287  Phacelia tanacetifolia Frank W. Peirson 1920-3-28 2101 Los Angeles Tujunga Canyon San Gabriel Mountains 457 Comment
  SEINET12280407  Phacelia tanacetifolia J. F. Bright, Wyman, C. 1931-1 5476 Los Angeles near Pasadena Comment
  HSC94031  Phacelia viscida Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9455 Los Angeles Liebre Mountains, upper watershed of Osito Cyn between Hwy I-5 & the Old Ridge Route, vic. of 'Osito Flat,' a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  CATA914  Phalaris aquatica Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-15 1759 Los Angeles Santa Catalina Island: Open slope above Parson's Landing 213 Comment
  RSA679062  Phalaris aquatica Valerie L. Soza, LeRoy Gross 2001-5-22 1234 Los Angeles Morgan Fire 2000 area, between Morgan and Sycamore Canyons, at end of old fire road west of Sycamore Flat Motorway (FS Road 1N15). 716 Comment
  RSA91908  Phalaris minor Robert Hamilton 1925-5-1 5816 Los Angeles West of El Monte. Comment
  RSA729563  Phlox diffusa R. G. Swinney 1999-7-5 7501 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
  UC124544  Pholisma arenarium C. G. Pringle 1882-7-4 Los Angeles Lancaster Comment
  RSA213341  Pholistoma auritum Reid V. Moran, Bonnie C. Templeton 1941-3-7 684 Los Angeles Middle Ranch, Santa Catalina Island. 200 Comment
  SBBG106891  Pholistoma auritum M. L. Hoefs, R. F. Thorne 1996-4-6 2645 Los Angeles Renton Mine Rd 243 Comment
  CAS-BOT-BC222559  Pholistoma auritum var. auritum I. Johnston 1917-3-29 1249 Los Angeles Above Claremont Comment
  RSA730070  Pholistoma auritum var. auritum R. G. Swinney, D. W. Larson 1999-5-15 7139 Los Angeles San Gabriel Mtns.: Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest. 549 Comment
  UCR281308  Pholistoma membranaceum R. G. Swinney 2014-4-18 16125 Los Angeles San Gabriel Mountains, NE of Littlerock Dam, north end of Alimony Ridge, south side of Mt. Emma Rd., to 75 m south of road 976 Comment
  RSA800515  Phoradendron bolleanum Jane Tirrell 2012-8-31 LS 0172 Los Angeles North side California State Route 2, just west of mile marker 67.23, approx. 1.75 mi west of Dawson Saddle. 2254 Comment
  UC1434033  Phoradendron densum G. B. Van Schaack 1950-7-31 2983 Los Angeles Acton Comment
  LA209879  Phoradendron leucarpum subsp. macrophyllum Carl Epling; 1943-4-12 sn Los Angeles Little Rock Creek Camp, near Palmdale Comment
  UCR98826  Phoradendron libocedri T. S. Ross, Steve Boyd, Peter Fritsch 1990-6-11 3370 Los Angeles San Gabriel Mtns., Big Rock Creek Canyon: c. 130m N to 250 m NNW of Icy Springs 1733 Comment
  RSA572334  Phoradendron pauciflorum Vanessa Ashworth, Nigel Boyle 1994-8-23 62 Los Angeles Base of Mt. Baldy ski lift. Comment
  UCR191537  Phoradendron pauciflorum R. G. Swinney 1998-7-8 6327 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  UCR129665  Phoradendron villosum Del Wiens 1953-1 847 Los Angeles San Gabriel Mtns., On US Hwy 99, on the Ridge Route, near El Rancho 76 1067 Comment
  LA94733  Phoradendron villosum subsp. villosum P. R. Atsatt; Peter H. Raven, Henry J. Thompson 1955-7-10 553 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. Comment
  UC1821226 Image available Phyllospadix scouleri E. Yale Dawson 1957-4-8 16551 Los Angeles Topanga Canyon Beach, Station No. 2 Comment
  POM308926  Physalis philadelphica Kay H. Beach 1943-10-7 680 Los Angeles Weed in the Lysimeter area, Tanbark, San Dimas Experimental Forest, U. S. Forest. 762 Comment
  UCR178915  Pinus canariensis R. G. Swinney 1989-7-14 s.n. Los Angeles San Gabriel Mtns, in and near the city of Glendora, north of Sierra Madre Avenue and west of the Church of the Open Door 367 Comment
  RSA787283  Pinus coulteri R. G. Swinney 2009-6-24 11274 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  UCR223347  Pinus coulteri R. G. Swinney 2009-7-29 11431 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  RSA0038706  Pinus jeffreyi R. G. Swinney 2010-9-7 13717 Los Angeles Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA649648  Pinus monophylla Michael Horn 1991-5-3 18 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
  RSA772275  Pinus monophylla R. G. Swinney 2009-5-6 10690 Los Angeles Carr Canyon at confluence with Little Rock Creek 909 Comment
  UC1134135  Pinus sabiniana R. St. John 1930-2-24 102 Los Angeles Pine Canyon Tejon Quad., Pine Canyon 914 Comment
  UCR280397  Piperia Jeremiah George, Eric Kline 2017-4-17 417- 02 Los Angeles Channel Islands, Santa Catalina Island, Middle Ranch Road, SCE powerline right-of-way north of junction with Skull Ridge Road 305 Comment
  RSA0080732  Piptatherum miliaceum R. G. Swinney 2010-8-26 13604 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  UCD89894  Piptatherum miliaceum F. M. Reed Date unknown s.n. Los Angeles Location unknown. 243 Comment
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Dec 7 2014
  UCR2596  Piptatherum miliaceum F. M. Reed 1925-6-18 5131 Los Angeles Foothill Boulevard on Baldwin Ranch, west of Arcadia 244 Comment
  SEINET10630723  Pisum sativum Heidi H. Schmidt 1999-10-14 Schmidt 3812 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  UCR51493  Pittosporum undulatum A. C. Sanders 1987-12-4 7444 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  UCR91396  Pityrogramma triangularis Scott D. White 1995-3-14 2546 Los Angeles San Gabriel Mtns., San Dimas Canyon Rd, along creek above San Dimas Reservoir. 457 Comment
  UCR107808  Plagiobothrys arizonicus Steve Boyd, V. Soza 1998-4-28 10174 Los Angeles Liebre Mtns, Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Calif. Hwy 138, west of Fairmont Comment
  UCR220049  Plagiobothrys arizonicus R. G. Swinney 2009-4-24 10450 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA592774  Plagiobothrys canescens Steve Boyd, Michael Wall 1996-4-4 8539 Los Angeles Liebre Mountains, ridgeline and adjacent slopes of side canyon to Charlie Canyon, west of San Francisquito Canyon off Angeles National Forest Road 5N17, ca 1.4 road miles south of jtn with 5N16. 488 Comment
  RSA595156  Plagiobothrys canescens Steve Boyd 1996-4-25 8701 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
  RSA527627  Plagiobothrys canescens Steve Boyd 1990-4-8 4410 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  POM368859  Plagiobothrys canescens var. catalinensis F. R. Fosberg 1931-4-6 696 Los Angeles Eagles Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  RSA230170  Plagiobothrys collinus var. fulvescens R. F. Thorne 1969-7-2 38287 b Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground 1616 Comment
  RSA611828  Plagiobothrys leptocladus Steve Boyd, J. Mark Porter, Zel Lederman 1998-4-27 10153 Los Angeles Mojave Desert: Antelope Valley, Amargosa Creek drainage at West G Street, west of Highway 14, southwest of Rosamond Dry Lake. 793 Comment
  UCR232371  Plagiobothrys leptocladus Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-19 8011 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, 100 m east of Sierra Highway, 240 m north of Avenue F, and 1.3 km south of Avenue E 703 Comment
  UC76140  Plagiobothrys nothofulvus Geo. B. Grant Apr 1902 995 Los Angeles Altadena Comment
  RSA188039  Plantago erecta Robert F. Thorne 1966-4-29 36288 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. 198 Comment
  RSA598093  Plantago erecta Steve Boyd, Lauren Raz 1997-3-4 9142 A Los Angeles Liebre Mountains region, Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  SBBG91835  Plantago erecta S. A. Junak 1978-4-15 SCa 025 Los Angeles landslide area, N side of Cherry Valley, on slopes above Boy Scout Camp 60 Comment
  SD69599  Plantago erecta Robert F. Thorne, P. Everett 1965-5-10 34512 Los Angeles Near upper end of Gallagher Canyon; Santa Catalina Island Comment
  UC888390  Plantago erecta F. R. Fosberg 1931-3-26 S 4383 Los Angeles w Hamilton Canyon Santa Catalina Island 80 Comment
  SD39910  Plantago erecta EA Purer 1931-3-12 1515 Los Angeles Near El Segundo, Grassy flat. Comment
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Nov 21 2019
  SD90532  Plantago erecta Robert F. Thorne 1973-4-11 42815 Los Angeles San Clemente Island: plateau W. of upper end of North Canyon. 395 Comment
  RSA202462  Plantago lanceolata R. L. Armacost 1963-6-25 1682 Los Angeles Parkway Pico and 20Th, Santa Monica. Comment
  LA33805  Platanus racemosa Peter H. Raven; 1959-3-15 13846 Los Angeles Santa Monica Mountains, Zuma Canyon, just E of Zuma Beach 21 Comment
  RSA652522  Platanus racemosa A. E. Hersh 1950-7-15 s.n. Los Angeles Topango [Topanga] Canyon about 3 miles from west end. 152 Comment
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May 29 2014
  LA82461  Platystemon californicus O. H. Kappler; 1944-4-9 580 Los Angeles Santa Monica Mountains, Lake Eleanor, Canterbury Ranch 335 Comment
  UCR176114  Platystemon californicus Holly A. Wanamaker 2005-5-1 09 Los Angeles Western Mojave Desert, Antelope Buttes, off Hwy 138 at 110th St. West in Lancaster, c. 4 mi. SW of intersection on a dirt road, adjacent to the California Poppy Preserve 912 Comment
  RSA445694  Platystemon californicus M. B. Dunkle 1938-3-20 5227 Los Angeles Rolling hills, Palos Verdes Hills, Los Angeles. Comment
  RSA445704  Platystemon californicus var. californicus T. S. Clare 1930-04 s.n. Los Angeles Sandberg. Comment
  RSA433728  Plectritis ciliosa subsp. insignis Samuel R. Tyson 1942-5-22 s.n. Los Angeles San Dimas Exper. For. trail to flumes 4 and 5, San Dimas Canyon, San Gabriel Mt. Comment
  UC829263  Pluchea sericea Ezra C. Knopf 494 Los Angeles Santa Catalina Island Comment
  RSA729186  Poa annua R. G. Swinney 1998-7-10 6414 Los Angeles Prairie Fork Canyon, 0.5 mi. west of Cabin Flats Campground. Canyon bottom with riparian forest of Alnus rhombifolia, surrounded by montane coniferous forest and chaparral. 1585 Comment
  RSA748904  Poa annua R. G. Swinney 2008-5-30 8870 Los Angeles San Gabriel Canyon along old road/trail at El Encanto 256 Comment
  RSA0087098  Poa annua Steven A. Junak 2001-5-4 SCa- 1482 Los Angeles Santa Catalina Island. Along road between Cherry Cove and 4th of July Cove, ca 0.1 mi W of ridge between the two coves. Comment
  RSA579432  Poa secunda Timothy S. Ross 1994-5-31 7967 Los Angeles Pacifico Mountain: ca. 530 m. due W of the summit of 7124 ft. A low saddle-like area, functionally the head of Santiago Canyon. 2006 Comment
  RSA594961  Poa secunda Timothy S. Ross 1995-4-26 8397 Los Angeles Head of Liebre Gulch drainage along Forest Service Road 8N05, between Sandberg and Bald Mountain; ca 1740 feet W of Sandberg BM (4164 ft) 1204 Comment
  UCR143120  Poa secunda F. R. Fosberg 1931-4-8 S- 4521 Los Angeles Channel Islands, Avalon Valley, Santa Catalina Island 60 Comment
  CAS-BOT-BC236263  Poa secunda subsp. juncifolia Timothy S. Ross; Steve Boyd 1994-5-25 7878 Los Angeles Liebre Mountains. W Summit here construed as the rounded knoll 100 m S of the intersection of sections 3, 4, 9 & 10, Liebre Mtn 7.5' USGS Quadrangle 1708 Comment
  RSA0025273  Poa secunda subsp. secunda Justin M. Wood 2012-3-20 4642 Los Angeles San Dimas. San Jose Hills: Walnut Creek Canyon, +/- 0.5 mi NW of Puddingstone Reservoir, +/- 0.25 mi E of SR-57, just north of San Dimas Ave. and just S. of Cliffside Dr. 229 Comment
  RSA92322  Poa secunda var. secunda F. W. Peirson 1920-5-9 5366 Los Angeles Summit of Mt. Wilson. 1753 Comment
  SBBG70016  Polycarpon depressum A. J. McClatchie 1893-6-26 Los Angeles Pasadena 609 Comment
  CATA1968  Polygonum argyrocoleon F. R. Fosberg 1931-4-3 4461 Los Angeles Santa Catalina Island: Pebble Beach 5 Comment
  RSA187865  Polygonum aviculare subsp. aviculare Robert F. Thorne 1966-4-29 36280 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. 198 Comment
  UC1532941  Polygonum aviculare subsp. aviculare Robert F. Thorne 1975-9-4 47395 Los Angeles Fisherman's Cove Santa Catalina Island, campus of USC Marine Science Center Comment
  UC56647  Polygonum lapathifolium Miss E. D. Palmer before Feb. 1902 Los Angeles near Chino Comment
  POM12164  Polypodium californicum M. L. Kendall 1921-2-13 44 Los Angeles Palmer's Canyon 548 Comment
  UCSB62315  Polypodium californicum Kiefer, Lawrence 1967-3-18 Los Angeles San Gabriel Mtns., N of La Canada, Clear Creek, tributary of Big Tujunga Canyon, ca. 3/4mi from confluence 731 Comment
  CAS-BOT-BC71881  Polypodium californicum J. Von Loh 1978-1-4 3283 Los Angeles S. Clemente I., near Nots Pier 45 Comment
  RSA213419  Polypodium californicum Reid V. Moran 1941-2-2 598 Los Angeles Middle Ranch, north facing rocks along creek, San Clemente Island Comment
  SFV14642  Polypodium californicum S. Jonsson 1989-3-10 s. n. Los Angeles Santa Monica Mountains Devil's Canyon of Topanga Canyon Road development. 0.25 miles upstream of dam. Comment
  UCSB62326  Polypodium californicum Kiefer, Lawrence 1966-4-10 Los Angeles Santa Monica Mtns., Beverly Glen Blvd. ca. 2mi above Sunset Blvd., ravine W of road 243 Comment
  CATA1180  Polypogon interruptus Mark L. Hoefs 1995-5-30 2181 Los Angeles Santa Catalina Island: Near Ben Weston Road 30 Comment
  SJSU12965  Polypogon interruptus C. W. Sharsmith 1940-8-29 4227 Los Angeles streamway head of Eaton Canyon, San Gabriel Mts 1371 Comment
  CAS-BOT-BC232402  Polypogon monspeliensis Joseph Andorfer Ewan 1936-7-22 9813 Los Angeles San Gabriel Mountains. Cienega, Big Pines Meadow 2072 Comment
  CATA1469  Polypogon monspeliensis Mark L. Hoefs, Robert F. Thorne 1996-4-6 2659 Los Angeles Santa Catalina Island: Upper Avalon Canyon, Hermit's Gulch Trail, where trail crosses stream 164 Comment
  UCR252758  Polypogon monspeliensis R. G. Swinney 2010-9-1 13650 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  SEINET10593641  Polypogon monspeliensis Joseph A. Ewan 1936-8-6 Ewan 9971 Los Angeles Shade of thick willow thicket Head of Cedar Canyon off Mescal Canyon. San Gabriel 1981 Comment
  RSA177766  Polypogon viridis R. F. Thorne, Percy C. Everett 1965-5-10 34436 -A Los Angeles Cape Canyon, Santa Catalina Island 274 Comment
  RSA729890  Polystichum imbricans subsp. curtum R. G. Swinney 1998-8-30 6858 Los Angeles South fork of Dry Lake Canyon, a western tributary of San Antonio Canyon. 985 Comment
  UCR273426  Polystichum imbricans subsp. curtum R. G. Swinney 2011-7-7 15467 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), central camp area 1098 Comment
  RSA729739  Polystichum imbricans subsp. imbricans R. G. Swinney 1998-6-16 6975 Los Angeles San Gabriel Mtns.: c. 0.6 mi. north of Cow Cnyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
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Mar 14 2010
  CAS-BOT-BC102544  Populus fremontii Joseph Andorfer Ewan 1937-8-23 11056 Los Angeles Tujunga Creek near mouth of canyon, San Gabriel Mts. Comment
  RSA600780  Populus fremontii subsp. fremontii Louis C. Wheeler 1962-6-30 8157 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 976 Comment
  RSA649803  Populus fremontii subsp. fremontii Fred Brooks 1988-5-7 34 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff 1372 Comment
  UCR259397  Populus nigra R. G. Swinney 2010-9-9 13732 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA187816B  Portulaca oleracea R. F. Thorne 1966-4-29 36282 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon 198 Comment
  SEINET10629182 Image available Prunus armeniaca Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2598 Los Angeles City of Pasadena. Trader Joe's, 610 S. Arroyo Pkwy. Comment
  OBI46138  Prunus fasciculata var. fasciculata David J. Keil, V. L. Holland, Michael Stile, and Francis Villablanca 1987-5-1 20044 Los Angeles Angeles Natl Forest, Littlerock Reservoir Comment
  RSA641683  Prunus virginiana var. demissa Orlando Mistretta 1993-6-2 851 Los Angeles San Gabriel Mountains: Vicinity of Mt. Baden Powell. Near Vincent Gap; north slope of Mt. Baden Powell above Vincent Gulch. 2043 Comment
  POM50228  Pseudognaphalium biolettii L. W. Nuttall 1920-12-27 s.n. Los Angeles Rock Spring Canyon, Santa Catalina Island Comment
  UCSB43767  Pseudognaphalium biolettii Nakashima, L. 1982-4-18 Los Angeles 1.8 miles south of Catalina airfield in Cottonwood Canyon on Santa Catalina Island 411 Comment
  CAS-BOT-BC357287  Pseudognaphalium microcephalum Geo. B. Grant 1901-1-1 s.n. Los Angeles Pasadena Comment
  JEPS23593  Pseudognaphalium microcephalum Peter Kamb 1948-2-29 792 Los Angeles above Sunset Canyon (crest of the Verdugo Range); Verdugo Range 853 Comment
  SD124549  Pseudognaphalium microcephalum J. Sauer, Dominique Pahlavan 1981-5-2 6130 Los Angeles Santa Monica Mountains. Roadside above Mt. St. Mary's College. 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
  RSA158301  Psilocarphus tenellus P. H. Raven 1962-5-9 17664 Los Angeles Near head of canyon at S end of Mosquito Cove, San Clemente Island 290 Comment
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Dec 25 2010
  JEPS28821  Psoralea bituminosa Philip A. Munz 1962-5-29 24319 Los Angeles Millard Canyon; San Gabriel Mountains 609 Comment
  CATA395  Pteridium aquilinum var. pubescens Mark L. Hoefs, A. Douglas Propst 1974-5-10 464 Los Angeles Santa Catalina Island: Lower Fern Canyon 213 Comment
  UCR270647  Pteridium aquilinum var. pubescens R. G. Swinney 2011-10-10 15738 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  RSA65370  Pterostegia drymarioides F. W. Peirson 17 Los Angeles Devils Gate, Arroyo Seco, Pasadena Comment
  SD69669  Pterostegia drymarioides Robert F. Thorne, P. C. Everett 1965-6-22 34844 Los Angeles Santa Catalina Island, Renton Mine area 244 Comment
  UCR88705  Pterostegia drymarioides Scott D. White, Chet McGaugh 1995-5-9 3006 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA65369  Pterostegia drymarioides F. W. Peirson 1925-4-23 5790 Los Angeles Forks of San Gabriel River. 534 Comment
  RSA0042317  Pulicaria paludosa Benjamin E Carter, John R. Clark, Elizabeth Baniaga 2012-7-24 6907 Los Angeles Channel Islands: Santa Catalina Island. Big springs, at road crossing just east of Little Harbor. 3 Comment
  SEINET12190595  Punica granatum J. F. Bright, Wyman, C. 1931-1 5273 Los Angeles Los Angeles Comment
  UC1922336  Pyrus communis Gary Kovnat with LeRoy Gross 2004-4-25 51 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  UC2029996  Quercus Valerie Soza, LeRoy Gross 2001-4-24 1172 Los Angeles Transverse Ranges, San Gabriel Mountains region: Santa Anita 1999 Fire Area, Santa Anita Canyon, west side of Santa Anita Canyon Road across from the Santa Anita Dam. Comment
  UCSB28156  Quercus X alvordiana Lloyd, Robert 1959-3-24 Los Angeles At Oak Flats Fire Station, 10 mi. north of Castaic, on U.S. Hwy. 99, Tehachapi Mts. 822 Comment
  UCSB72070  Quercus X grandidentata Gross, LeRoy 2001-1-28 Los Angeles Verdugo Mountains, north side; ridge between Engleheard and Henderson Canyons; T2N R13W SW1/4 Sec. 33 548 Comment
  SBBG31297  Quercus X macdonaldii R. F. Thorne 1966-9-15 Los Angeles Cape Cyn near small reservoir 320 Comment
  SBBG77430  Quercus X macdonaldii F. R. Fosberg 1931-12-10 7152 Los Angeles Pebbly Beach Cyn 40 Comment
  RSA476847  Quercus agrifolia Ora M. Clark 1929-1-27 1489 Los Angeles North Hollywood Comment
  RSA612079  Quercus agrifolia var. agrifolia Valerie L. Soza 1998-4-26 68 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, SW of pHake Lake. At center of BFS. 412 Comment
  RSA653519  Quercus berberidifolia LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 280 Los Angeles Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet 610 Comment
  SD38236  Quercus berberidifolia Edith A. Purer 1935-5-11 6578 Los Angeles Malibou Lodge Road, Santa Monica Mountains. Comment
  UC1595249  Quercus berberidifolia Tim Ross and Peter Fritsch 1990-6-20 3642 A Los Angeles near confluence of the E. and W. Forks of the San Gabriel River (mouth of Burro Canyon); San Gabriel Mountains, Burro Canyon 445 Comment
  RSA476595  Quercus berberidifolia Alva Watry 1931-5-10 s.n. Los Angeles Rattlesnake Canyon 1067 Comment
  RSA0085502  Quercus chrysolepis R. G. Swinney 2010-9-9 13786 Los Angeles Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA188339  Quercus chrysolepis Robert F. Thorne, M. Z. Thorne 1966-5-31 36420 Los Angeles Santa Catalina Island. Ridge running from S end of Mt Orizaba, S side of S fork of Fern Canyon 488 Comment
  SFV875  Quercus chrysolepis P. G. Kilburn 1958-9-19 873 Los Angeles Santa Susana Mountains Oat Mountain. Just south of main blacktop atop mountain. 915 Comment
  UCD45454  Quercus chrysolepis Elizabeth McClintock 1944-10-30 s.n. Los Angeles Crystal Lake, San Gabriel Mts., Los Angeles Co., Calif. Comment
  CAS-BOT-BC86369  Quercus dumosa C. B. Wolf 1931-10-20 2468 Los Angeles 1/2 mile above Montrose on the road from Tujunga to La Canada, San Gabriel Mts. 457 Comment
  POM123222A  Quercus durata var. gabrielensis Marcus E. Jones 1882-3-7 s.n. Los Angeles Pasadena. Comment
  POM259483  Quercus engelmannii J. R. Brown 1938-8-24 s.n. Los Angeles Pasadena. Comment
  UCSB27874  Quercus engelmannii Gill, Robert 1959-3-12 Los Angeles 1400 Rancho Dr., Monrovia 152 Comment
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Oct 30 2014
  CAS-BOT-BC105255  Quercus kelloggii Fay A. Mac Fadden 1936-9-6 14745 Los Angeles Lake Arrowhead Comment
  RSA476812  Quercus kelloggii F. H. Elmore 1936-4-27 278 Los Angeles Near Big Pines. Comment
  UCD46909  Quercus lobata Bruce M. Pavlik 1976-12-24 s.n. Los Angeles Near intersection of Mulholland Highway and old Topanga Canyon Road- Calabasas High School, 1.7 miles southeast of Calabasas, Los Angeles County, California. 304 Comment
  UCSB27970  Quercus lobata Lloyd, Robert 1959-3-24 Los Angeles Oak Flats Fire Station, ten miles north of Castaic, Calif, on U.S. Hwy. 99, Tehachapi Mts. 822 Comment
  UCD14055  Quercus pacifica John M. Tucker 1992-3-31 No.'s 2-5 Los Angeles California, Los Angeles Co.; Santa Catalina Island, upper Middle Ranch Canyon below pump station, roughly 4 1/2 mi. west of Avalon, Comment
  CAS-BOT-BC104426  Quercus tomentella C. B. Wolf 1930-1-29 691 Los Angeles Catalina Island. Pebble Beach Canyon, NO slope Comment
  RSA479366  Quercus tomentella Mark Hoefs 1974-10-3 579 Los Angeles Santa Catalina Island, ridge between Sweetwater Canyon and Cape Canyon on Sweetwater side 457 Comment
  UC484204  Quercus tomentella Knopf and Johnson 1930-1-29 Los Angeles n slope Pebble Beach Canyon; Catalina Island Comment
  RSA773788  Quercus wislizeni R. G. Swinney 2009-7-22 11300 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  RSA0098828  Quercus wislizeni var. frutescens R. G. Swinney 2011-6-14 15135 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  CAS-BOT-BC362467  Rafinesquia californica L. R. Abrams 1899-3-1 210 Los Angeles Santa Monica Mts Comment
  RSA617730  Rafinesquia californica Scott D. White, Sandy Leatherman 1998-5-22 6561 Los Angeles Castaic Lake area: Grasshopper Canyon. watershed, between I-5 Freeway / Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  UCR200175  Rafinesquia californica Valerie Soza, Laura A. Moore 2000-5-10 838 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive at fire gate to powerlines 579 Comment
  UCD95984  Ranunculus californicus Kenneth A. Wilson 1961-3-10 955 Los Angeles Santa Monica Mountains. Old Topanga Canyon Road, ca. 1/4 mile west of Topanga Canyon Road. Comment
  RSA400239  Ranunculus cymbalaria subsp. saximontanus A. Menke 1955-4-23 s.n. Los Angeles Dry Canyon. Comment
  RSA721995  Ranunculus hebecarpus F. R. Fosberg 1931-3-24 S- 4348 Los Angeles Hamilton Canyon, Santa Catalina Island. 40 Comment
  SBBG71869  Ranunculus hebecarpus M. N. Ackley -Apr-1928 913 Los Angeles Santa Monica Mtns 274 Comment
  SBBG17789  Raphanus raphanistrum P. H. Raven 1962-4-11 17300 Los Angeles behind Northwest Harbor 6 Comment
  RSA640801  Rhamnus californica Louis C. Wheeler 1931-4-17 s.n. Los Angeles Pomona: Ganesha Hills. Comment
  RSA755840  Rhamnus californica R. G. Swinney 2008-7-2 9109 Los Angeles Reed Spring. South Fork Big Rock Creek, 1.0 mi. north of junction of Hwy 2 and Old Hwy 39 1878 Comment
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Sep 21 2010
  UC1929919  Rhamnus californica Mark Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 360 Los Angeles Transverse Ranges; San Gabriel Mountains region: San Gabriel Mtns. Claremont. ~ 0.6mi W of Mt. Baldy Rd. in Evey Canyon. Comment
  UCR210100  Rhamnus californica R. G. Swinney 2008-8-13 9400 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.0 mi. east of Fenner Canyon 1793 Comment
  RSA171008  Rhamnus californica subsp. californica Robert F. Thorne 1963-7-11 32783 Los Angeles Foothill Woodland-Mixed Evergreen Forest near entrance to Upper Shake Campground, ca 3 miles W of Lake Hughes, Angeles National Forest. Comment
  RSA549576  Rhamnus crocea Tim S. Ross 1991-3-10 4210 Los Angeles Claremont: Bernard Field Station, on E side of RSA 392 Comment
  UCR95319  Rhamnus crocea L. C. Wheeler 1967-4-30 9202 Los Angeles San Gabriel Mtns, Liebre Mtns, NW end of foothills (of San Gabriel Mtns), between Bouquet Junction and Bonelli Ranch 396 Comment
  RSA632952  Rhamnus ilicifolia Valerie L. Soza, Kent Hughes 1999-6-17 546 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  UC303608  Rhamnus ilicifolia I. Johnston 1917-2-10 62 Los Angeles hills s of Pomona 365 Comment
  UC55328  Rhamnus ilicifolia J. H. Barber 1898-8-6 Los Angeles Malibu Comment
  RSA177839  Rhamnus pirifolia Robert F. Thorne, Percy C. Everett 1964-5-10 34474 Los Angeles Santa Catalina Island, near Echo Lake 427 Comment
  SBBG11616  Rhamnus pirifolia P. H. Raven 1962-5-9 17683 Los Angeles near head of cyn above Mosquito Cove 274 Comment
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Feb 14 2006
  UCR50759  Rhamnus pirifolia Tom Scott 1988-5-8 s.n. Los Angeles Channel Islands, San Clemente Island, bottom of Horse Canyon Comment
  UC635197  Rhus integrifolia H. L. Mason 1926-4-26 2943 Los Angeles Pacoima Wash, foothills of San Gabriel Mountains Comment
  RSA0056314  Rhus laurina Harold L. Pirie 1963-7-4 s.n. Los Angeles Santa Monica Mountains. Along Stunt Road just off Mulholland Highway. 289 Comment
  RSA0091779  Rhus ovata R. G. Swinney 2011-4-9 14358 Los Angeles NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  RSA279102  Rhus ovata R. F. Thorne, C. W. Tilforth 1971-4-9 41540 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek 381 Comment
  CDA35352  Rhus ovata T. C. Fuller 1965-4-26 13373 Los Angeles East slope of Saddle Peak, Tuna Canyon Road above Fernwood Pacific Drive, 2.7 miles west of Topanga. 0 Comment
  SEINET12234001  Rhus ovata H. W. Graham 1927-1 9- 9 -46 Los Angeles Along trail and road from Mt. Lowe Tavern, Mt. Lowe to observatory on Mt. Wilson, near Los Angeles Comment
  RSA18526  Rhus trilobata var. pilosissima C. B. Wolf 1927-7-24 672 Los Angeles 1/2 mile east of Montrose Comment
  CAS-BOT-BC92284  Ribes amarum Ellsworth Bethel 1920-2-17 s.n. Los Angeles Mount Wilson, half-way house. Comment
  SFV15489  Ribes aureum E. J. Spencer 1992-2-19 3 Los Angeles Bear Canyon, east of Sand Canyon Road at milepost 7.64. 732 Comment
  LA82096  Ribes aureum var. gracillimum O. H. Kappler; 1945-3-18 727 Los Angeles Santa Monica Mountains, Benedict Canyon, N of Beverly Hills Comment
  SBBG126143  Ribes aureum var. gracillimum A. C. Sanders with T. B. Salvato 2009-5-21 36899 Los Angeles Whittier Narrows near S El Monte, N of San Gabriel River channel and SE of Durfee Ave, W half of Whittier Narrows Nature Center 66 Comment
  SDSU14342  Ribes aureum var. gracillimum John Viggiano 2003-4-3 29 Los Angeles 1South Hills Park, Glendora. /2 mile North along trail behind restroom, in a clearing. 290 Comment
  UC150039  Ribes californicum var. hesperium LeRoy Abrams 1902-3-11 3119 Los Angeles Sepulveda canyon Santa Ana Mts. Comment
  RSA476143  Ribes cereum var. cereum Bonnie C. Templeton 1933-5-16 5144 Los Angeles Big Pines Park. 2091 Comment
  UCSB33260  Ribes divaricatum var. parishii Miller, Brian 1963-3-9 Los Angeles Whittier Narrows; San Gabriel River; Pico Pivera 121 Comment
  SFV1615  Ribes indecorum M. L. Vincent 1962-2-28 120 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles west of New Topanga Road. Meadow 0.25 miles south of road. 260 Comment
  HSC93119  Ribes malvaceum Scott D. White 1995-2-7 2522 Los Angeles Sunshine Canyon, directly W of Hwy I-5 just S of interchange with Hwy 14 457 Comment
  LA35957  Ribes malvaceum Peter H. Raven; Henry J. Thompson 1960-5-29 15452 Los Angeles 822 Comment
  RSA0021651  Ribes malvaceum Mark A. Elvin, Orlando Mistretta 1996-3-24 135 Los Angeles San Clemente Island. Eagle Canyon. 274 Comment
  SBBG72045  Ribes malvaceum M. Caruthers -Jan-1928 990 Los Angeles Burbank Hills 365 Comment
  LA33975  Ribes malvaceum var. viridifolium Peter H. Raven; 1959-3-8 13839 Los Angeles 365 Comment
  RSA652593  Ribes roezlii T. C. Thomas 1974-7-5 s.n. Los Angeles Vincent Gap, Hwy 2. 1768 Comment
  CAS-BOT-BC168677  Ribes speciosum John Thomas Howell 1928-3-4 3380 Los Angeles Santa Monica Mountains, ne. of Pacific Palisades Comment
  UCR70832  Ribes speciosum L. C. Wheeler 1932-1-10 436 Los Angeles San Gabriel Valley; San Jose Hills, Puddingstone Dam 305 Comment
  RSA0035147  Ribes speciosum Geo. R. Julian 1962-3-27 s.n. Los Angeles Dry Canyon Road. Santa Monica Mountains. Comment
  RSA545258  Ribes viburnifolium D. Propst, Hoefs 1973-3-3 11 Los Angeles Santa Catalina Island: East Side of Mt. Black Jack 305 Comment
  RSA0086998  Ricinus communis R. G. Swinney 2010-4-21 12320 Los Angeles Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash. 457 Comment
  UCR95745  Rigiopappus leptocladus Steve Boyd, O. Mistretta, J. Dolan 1996-4-18 8549 Los Angeles Liebre Mtns., upper Osito Canyon between Interstate 5 and Old Ridge Route 854 Comment
  HSC101338  Rorippa curvisiliqua R. G. Swinney 2009-3-31 10219 Los Angeles Transverse Range; San Gabriel Mtns.: mouth of San Gabriel Canyon, 0.7-1.2 mi. NE of Foothilll Blvd., Azusa 213 Comment
  LA29341  Rosa californica Mary V. Hood; 1943-6-28 43 78 k Los Angeles 152 Comment
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Jun 26 2014
  LA91480  Rosa californica Bruce Douglas Clayton; Greg Shaw 1972-4-7 80 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, halfway up firebreak on peak BDC. 472 Comment
  RSA525100  Rosa californica Tim S. Ross, Steve D. Boyd 1990-6-6 2855 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  RSA628307  Rosa multiflora Louis C. Wheeler 1972-4-27 s.n. Los Angeles San Gabriel Mountains: Millard Canyon, just south of national forest boundary. Comment
  RSA763107  Rosa woodsii R. G. Swinney 2008-8-13 9360 Los Angeles Icy Springs, tributary of Big Rock Creek. 1756 Comment
  POM11792  Rosa woodsii subsp. gratissima I. M. Johnston 1917-8-23 1704 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  SEINET9300518  Rubus parviflorus Unknown 2008-7-2 9126 Los Angeles San Gabriel Mountains (Lat. 34 54' 53") Comment
  CAS-BOT-BC158707  Rubus ulmifolius Louis C. Wheeler 1969-12-22 s.n. Los Angeles Big Santa Anita Canyon at Winter Creek - San Gabriel Mountains 548 Comment
  CAS-BOT-BC158813  Rubus ursinus John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  RSA0116799  Rubus ursinus R. G. Swinney 2010-5-25 12919 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA578643  Rubus ursinus Tim S. Ross 1994-4-28 7567 Los Angeles 'Cottonwood Swamp' confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain 512 Comment
  RSA720188  Rubus ursinus LeRoy Gross 2007-3-13 2606 Los Angeles Southern side of the range. Stough Canyon. From the nature center follow canyon bottom in northwest direction to where a spring of water which is at a junction with a creek from the northeast., Started from 34.21265N, 118.30568W, to 34.21674N, 118.30766W. 441 Comment
  RSA762381  Rumex crispus R. G. Swinney 2009-3-10 10067 Los Angeles Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  JEPS39868  Rumex obtusifolius Joseph Andorfer Ewan 1932-7-4 7573 Los Angeles Millards Canyon San Gabriel Mts. (just below the falls) Comment
  LA33968  Rumex salicifolius Peter H. Raven; 1959-9-6 14403 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, near mouth. 12 Comment
  HSC79924  Rumex salicifolius James Henrickson 1973-6-15 10701 Los Angeles City of Long Beach; near jct. of Pacific Coast Highway and Colorado St. 3 Comment
  UC1070549  Rumex salicifolius var. salicifolius Jerome S. Horton 1936-8-26 393 Los Angeles Tanbark Pomona Quad. 792 Comment
  RSA588144  Salazaria mexicana Orlando Mistretta 1994-5-23 1229 Los Angeles Little Rock Creek. Drainage E of Creek and N of Forest Rd. 4N15. 1341 Comment
  UC63730  Salazaria mexicana H. M. Hall May 1-3, 1902 3039 Los Angeles vicinity Rock Creek (Antelope Valley, Southern California); Antelope Valley, vicinity of Rock Creek 822 Comment
  UC284282  Salicornia subterminalis P. A. Munz 1923-4-11 6768 Los Angeles Hay Ranch, along the w coast of San Clemente Island San Clemente Island Comment
  RSA624066  Salix exigua Louis C. Wheeler 1967-5-23 9665 Los Angeles 1.25 mile ESE Honby 457 Comment
  UC506471  Salix exigua var. hindsiana Carl Hedin and Joseph Ewan 1933-3-15 7635 Los Angeles Comment
  UCSB981  Salix gooddingii Wedberg, Lee 1954-4-26 Los Angeles Devil's Gate dam, Pasadena 548 Comment
  JEPS14841  Salix laevigata I. W. Clokey and B. C. Templeton 1930-4-8 4724 Los Angeles San Francisquito Canyon 800 Comment
  LA208748  Salix laevigata Carl Hedin; Joseph Ewan 1933-3-25 7648 Los Angeles Verdugo Canyon, Area 3 Comment
  LA33899  Salix laevigata Peter H. Raven; Henry J. Thompson 1959-10-14 14638 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end 220 Comment
  RSA527714  Salix laevigata Tim S. Ross, Annette Ross 1991-3-7 4138 Los Angeles Elephant Hill, western Pomona. 230 Comment
  UC846598  Salix laevigata I. W. Clokey and B. C. Templeton 1930-4-8 4645 Los Angeles San Francisquito Canyon 800 Comment
  UCR124585  Salix laevigata B. C. Templeton, I. W. Clokey 1930-4-8 1057 Los Angeles San Gabriel Mtns., 1 mile north of Elizabeth Lake 976 Comment
  SBBG57849  Salix lasiolepis C. W. Sharsmith 1932-2-11 10 Los Angeles lower San Gabriel Cyn, ca. 9.5 km above Azusa 300 Comment
  UC483058  Salix lasiolepis F. R. Fosberg 1931-1-26 7179 Los Angeles Topanga Canyon Santa Monica Mts., Topanga Canyon Comment
  UC506467  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-1-28 7627 Los Angeles Comment
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Jun 8 2015
  SFV21133  Salix lucida subsp. lasiandra J. M. Keefe 2001-2-7 31046 Los Angeles San Rafael Hills Los Angeles, Eagle Rock. Along freeway onramp on north-facing slope, 3 m north of Ventura Freeway (Highway 134), 5 meters east of Figueroa St., southwest of Eagle Rock Park. 280 Comment
  UCR149512  Salix scouleriana R. G. Swinney 1997-6-25 5647 Los Angeles San Gabriel Mtns., west of Wrightwood, Blue Ridge Trail, c. 1.2 mi. SE of Hwy 2 in a small canyon tributary to Sawmill Canyon 2256 Comment
  SBBG1833  Salsola paulsenii H. and M. Dearing 1937-10-15 192 Los Angeles near Palmdale on Mint Cyn Rd Comment
  UCR216745  Salsola tragus R. G. Swinney 2009-2-20 10014 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
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Dec 24 2010
  POM305687  Salsola tragus Henry J. Ramsey, Henry J. Ramsey 1937-8-29 979 Los Angeles Altadena. 396 Comment
  SBBG98657  Salsola tragus T. Ross 1991-5-20 5372 Los Angeles upper N fork of the un-named drainage that empties to sea just N of Jack Pt lighthouse, near eroded earthen dam 164 Comment
  UC1595273  Saltugilia splendens subsp. grantii Tim Ross and Peter Fritsch 1990-6-20 3649 Los Angeles Rincon-Red Box Rd (2N24) ridgetop between W Fk San Gabriel River and Roberts Canyon; San Gabriel Mountains 1328 Comment
  UC907848  Saltugilia splendens subsp. grantii Herbert L. Mason 1927-6-11 3744 Los Angeles Mount Wilson San Gabriel Mountains, Mount Wilson 914 Comment
  RSA145215  Salvia apiana Alice Ann Webb 1961-2-28 779 Los Angeles Mills and Baseline Avenues, Claremont, San Gabriel Mountain Range, San Gabriel Drainage Area. 396 Comment
  RSA482528  Salvia apiana Richard Noyes, L. Arnseth 1988-4-30 557 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Burbank Canyon, northwest of Thompson Creek Dam. 525 Comment
  UC883843  Salvia apiana F. R. Fosberg 1931-5-6 S 4808 Los Angeles Cape Canyon Cape Canyon, Santa Catalina Island; Santa Catalina Island 280 Comment
  UCD125459  Salvia apiana G. H. Vansell 1933-6-30 s.n. Los Angeles Palmdale, Antelope Valley. Comment
  RSA134395  Salvia apiana Harlan Lewis 1957-5-25 s.n. Los Angeles New Topanga Road 4.8 miles north of Ferndale Road, Topanga Canyon. Comment
  CHSC96373  Salvia columbariae LeRoy Gross; Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 234 Los Angeles Verdugo Mountains: Off la Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. On trail up out of canyon and going to the crest following a ridge running northwest from the crest. Sunny south slope. 548 Comment
  UCR271459  Salvia columbariae R. G. Swinney 2011-6-14 15157 Los Angeles San Gabriel Mountains, upper Charlton Flat Campground., 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road 1671 Comment
  UCR276788  Salvia columbariae R. G. Swinney 2011-3-29 14270 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  RSA704238  Salvia columbariae Gary D. Wallace 1982-4-17 1914 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  RSA612194  Salvia leucophylla Bill Campbell 1932-4-16 s.n. Los Angeles Santa Monica Mountains: Los Alisos Canyon. Comment
  CAS-BOT-BC229495  Salvia mellifera A. C. Sanders; T. B. Salvato 2009-5-19 36828 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
  RSA347545  Salvia mellifera Barry A. Prigge 1985-6-14 6404 Los Angeles Santa Monica Mountains, Cold Creek Canyon: along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 659 Comment
  RSA434122  Salvia mellifera T. S. Clare 1929-3-3 s.n. Los Angeles Topango [Topanga] Canyon. Comment
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May 29 2014
  RSA598103  Salvia mellifera Steve Boyd, Lauren Raz 1997-3-4 9151 A Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 610 Comment
  UC1595234  Salvia mellifera Tim Ross and Peter Fritsch 1990-6-20 3601 Los Angeles near confluence of East and West Forks of the San Gabriel River (mouth of Burro Canyon); San Gabriel Mountains, Burro Canyon 445 Comment
  UC625155  Salvia mellifera F. R. Fosberg 1931-3-18 S 4291 Los Angeles Hamilton Canyon Hamilton Canyon, Santa Catalina Island; Santa Catalina Island 10 Comment
  SEINET6630857  Salvia mellifera S. Carlquist 1983-7-20 15800 Los Angeles Mount Baldy Road near flood control dam at base of canyon Comment
  UCR19530  Salvia spathacea H. L. Bauer 1931-3-1 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Topanga Canyon 366 Comment
  RSA477547  Sambucus mexicana T. Gertrude Williamson 1924-08 s.n. Los Angeles Catalina Island. Comment
  CAS-BOT-BC238717  Sambucus nigra subsp. caerulea John I. Carlson 1914-4-21 s.n. Los Angeles Avalon, Catalina Isl. Comment
  SD69698  Sambucus nigra subsp. caerulea Robert F. Thorne 1966-4-28 36210 Los Angeles Santa Catalina Island, Pebbly Beach Canyon , canyon at upper end of Renton Mine Road 259 Comment
  UCR270865  Sambucus nigra subsp. caerulea R. G. Swinney 2010-4-15 12261 Los Angeles San Gabriel Mountains, Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary 415 Comment
  UCR282013  Sambucus nigra subsp. caerulea R. G. Swinney 2014-5-8 16461 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  LA94335  Sambucus nigra subsp. canadensis M. Epling; Carl Epling May 1925 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  UC566788  Sanicula arguta Frank W. Peirson 1923-4-9 3429 Los Angeles near Wilson Cove (San Clemente Island); San Clemente Island Comment
  UCR282149  Sanicula arguta R. G. Swinney 2014-5-15 16543 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  CATA1470  Sanicula crassicaulis Mark L. Hoefs, Robert F. Thorne 1996-4-6 2660 Los Angeles Santa Catalina Island: Upper Avalon Canyon, Hermit's Gulch Trail, where trail crosses stream 164 Comment
  POM246823  Sanicula crassicaulis F. R. Fosberg 1931-4-1 s- 4436 Los Angeles Hamilton Canyon, Santa Catalina Island. 50 Comment
  SBBG116987  Sanicula crassicaulis S. A. Junak 2001-5-3 SCa 1473 Los Angeles just N of Airport Rd, in extreme upper portion of Swain (Toyon) Cyn 374 Comment
  UC457331  Sanicula crassicaulis Carl Epling 1931-5-2 Los Angeles Santa Monica Mountains, Los Alisos Canyon Los Alisos Canyon; Santa Monica Mountains, Los Alisos Canyon Comment
  RSA763506  Sanicula crassicaulis Orlando Mistretta, Christine Mistretta 2008-5-6 2667 Los Angeles Southern California Edison transmission line corridor (Segment 11, Impact Areas 14, 15, 16 (Gould Subtation) per TRTP Survey 2008), in the vicinity of Arroyo Seco Canyon. 576 Comment
  UC1006680  Sanicula crassicaulis C. Ritchie Bell 1953-2-23 3 X485 Los Angeles across ridge from Sepulveda Canyon ( opposite Valley Meadow Road) Comment
  RSA0035493  Sarcodes sanguinea Orlando Mistretta 1992-5-16 20 Los Angeles Vicinity of Big Pines; head of Swarthout Valley; Mountain High Ski area Comment
  UC884018  Satureja douglasii Carl B. Wolf 1932-10-5 Los Angeles junction of Isthmus Road and road to Black Jack Peak; Santa Catalina Island 243 Comment
  RSA458890  Saxifraga californica Louis C. Wheeler 1934-3-19 2479 Los Angeles Liveoak Canyon. Altitude 1550 feet. 473 Comment
  SBBG131440  Schismus S. A. Junak 1996-4-10 SCI 281 Los Angeles Johnston Park, along 80 Wilson Cove Rd 121 Comment
  UCR130833  Schismus arabicus David Charlton 1989-4-7 2866 Los Angeles San Gabriel Mtns. (NW), Soledad Pass, Kentucky Springs development, 1 mile south of Hwy 14 on Angeles Forest Hwy (N-3), c. 5 mi. (airline) south of Palmdale 1037 Comment
  RSA675872  Schismus barbatus LeRoy Gross 2003-3-7 776 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 564 Comment
  UC1584239  Schoenoplectus acutus var. occidentalis Tim Ross, Steve Boyd 1990-6-6 2884 Los Angeles marshy portions at the n end Piru Pond; Liebre Mtn Quad., Los Padres National Forest, Piru Pond 644 Comment
  RSA366050  Schoenoplectus americanus F. R. Fosberg 1930-6-23 S- 2964 Los Angeles Del Rey. 0 Comment
  LA33905  Scirpus californicus Peter H. Raven; Henry J. Thompson 1959-9-6 14371 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, mouth of creek. 6 Comment
  SEINET3165080  Scirpus californicus L. Abrams 1902-6-12 2536 Los Angeles Ballona creek, near Mesmer Comment
  POM6458  Scirpus microcarpus L. T. Street, G. Williams 1919-5-10 2755 Los Angeles Near Bassett. 90 Comment
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Feb 23 2017
  RSA647906  Scirpus microcarpus LeRoy Gross, Wayne Law 2000-8-8 255 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds., Near N34 deg 16' 01.8'' W118 deg 22' 08.0 325 Comment
  LA51840  Scrophularia californica subsp. californica N. M. Gauss; 1961-4-8 6 Los Angeles SANTA MONICA MOUNTAINS, Escondido Canyon, Latigo Canyon Road (from US 101A), 4.4 mi from Pacific Coast Hwy. 365 Comment
  LA51843  Scrophularia californica subsp. californica Miss Courtney; 1926-4-3 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA425184  Scrophularia californica subsp. floribunda Donald R. Bissing 1973-5-18 97 Los Angeles Evey Canyon, San Gabriel Mountains: 1.0 mile from mouth of canyon. 884 Comment
  RSA592511  Scrophularia villosa Mark Hoefs 1973-3-13 69 Los Angeles Santa Catalina Island: shaded slope under chaparral community in upper Avalon Canyon, west of Memorial. 259 Comment
  RSA603530  Scrophularia villosa Sara L. Crockett 1997-4-2 652 Los Angeles Santa Catalina Island. 2.4 miles W along Empire Landing Road from jct. with Airport Road, 25 m S of road. 259 Comment
  UCD125690  Scutellaria Tom Yutani 1995-8-10 s.n. Los Angeles La Mirada. Comment
  RSA165716  Scutellaria siphocampyloides Lawrence T. McHargue, B. Miller 1963-7-6 s.n. Los Angeles Atmore Meadow, Liebre Mtn. 1372 Comment
  RSA445365  Scutellaria tuberosa Anstruther Davidson 1890-3-30 s.n. Los Angeles Ravine near L.A. River Comment
  RSA609104  Selaginella asprella Louis Cutter Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Divide between West Fork Bear Creek and Devils Canyon. Comment
  CATA1810  Selaginella bigelovii Benjamin E. Carter 2012-8-23 6996 Los Angeles Santa Catalina Island: Airport Road, ca. 100m south of the airport 470 Comment
  LA94004  Selaginella bigelovii Lawrence L. Kiefer; 1966-5-14 2037 Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Peak, ca 0.5 mi above Barham Blvd, NW [label says NE] side of Cahuenga Peak. 304 Comment
  JEPS26956  Senecio astephanus Frank W. Peirson 1920-6-10 1432 Los Angeles near Inspiration Point (on Mt. Lowe); San Gabriel Mts., Mt. Lowe 1371 Comment
  CAS-BOT-BC333118  Senecio flaccidus var. douglasii Peter H. Raven; R. Snow 1957-7-25 11062 Los Angeles 1.6 miles norht of junction of Pdua Ave. with Mt. Baldy Road, San Gabriel Mountains Comment
  CHSC85561  Senecio flaccidus var. douglasii John Dittes 2003-12-27 861 Los Angeles Western Transverse Range; Big Tujunga Canyon; floodplain of Big Tujunga Creek; ca. 1.8 air-miles north by northeast of Sunland, ca. 2.2 air-mile north by northeast of Verdugo Hills High School, ca. 0.9 air-mile southwest of confluence Gold Canyon. 520 Comment
  RSA0115263  Senecio flaccidus var. douglasii Richard G. Swinney 2010-10-5 13961 Los Angeles San Gabriel Mountains: Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center. 463 Comment
  RSA472931  Senecio flaccidus var. douglasii M. B. Dunkle 1939-2-4 7227 Los Angeles San Clemente Island, Chenetti Canyon Comment
  RSA233604  Senecio lyonii R. F. Thorne 1970-3-6 39388 Los Angeles Santa Catalina Island. Above Cotton Canyon Beach. 8 Comment
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Dec 8 2014
  RSA576180  Senecio lyonii Reid V. Moran 1941-2-18 589 Los Angeles Channel Islands, [San Clemente Island], mouth of Middle Ranch Canyon. 150 Comment
  UCR277398  Sequoia sempervirens R. G. Swinney 2010-8-23 13584 Los Angeles San Gabriel Mountains, Winter Creek Canyon (Winter Cr. Trail) c. 200 m upstream from confluence with Big Santa Anita Cyn. (Santa Anita Canyon Ave./Gabrieleno Trail), at mouth of man-made tunnel on west side of stream 573 Comment
  UCR162583  Sesuvium verrucosum Anuja Parikh, Nathan Gale 2004-5-31 2014 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, along Santa Clara River (SCR sect. 1) at and below confluence of Potrero Canyon 259 Comment
  SEINET10608450  Setaria parviflora Lyman D. Benson 1945-7-3 Benson 11834 Los Angeles Claremont 1150'. Comment
  SBBG23510  Sidalcea sparsifolia E. C. Twisselmann 1965-5-18 10855 Los Angeles marsh along the Lancaster Rd, ca. 3 mi SE of Gorman 1097 Comment
  SBBG62398  Sidotheca trilobata R. Hoffmann 1931-5-3 Los Angeles San Francisquito Cyn Comment
  SEINET8851599  Silene anglica E. D. Palmer 1903-1 s.n. Los Angeles Claremont. Comment
  LA94355  Silene antirrhina Martha Hilend Kinsey; 1935-5-24 sn Los Angeles SANTA MONICA MOUNTAINS, Bel Air Estates. Comment
  CAS-BOT-BC384479  Silene antirrhina Peter H. Raven; Henry J. Thompson 1960-5-16 15384 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Ridge east of Temescal Canyon 243 Comment
  CATA379  Silene gallica Mark L. Hoefs 1974-4-30 437 Los Angeles Santa Catalina Island: Hermit's Gulch, by trail 91 Comment
  UCR272609  Silene gallica R. G. Swinney 2011-5-6 14579 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  CAS-BOT-BC387019  Silene gallica Louis C. Wheeler 1932-3-23 521 Los Angeles UCLA Campus, West Los Angeles 137 Comment
  RSA609019  Silene laciniata subsp. major L. C. Wheeler 1931-4-27 s.n. Los Angeles San Gabriel Mountains: Burbank Canyon. Comment
  RSA15593  Silene laciniata subsp. major Kathy Molina, Kimball Garrett 1992-5-9 013 Los Angeles Verdugo Mountains, NE slope along Whiting Woods fire trail. 550 Comment
  CAS-BOT-BC175112  Silene verecunda F. Grinnell Jr. 1917-8-31 s.n. Los Angeles Ridge between Buckhorn and Pleasant View Ridge, San Gabriel Mountains Comment
  RSA755885  Silene verecunda R. G. Swinney 2008-7-24 9290 Los Angeles San Gabriel Mtns.: Waterman Mountain. 2412 Comment
  RSA748495  Silene verecunda subsp. platyota Orlando Mistretta 1992-7-9 663 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  SD87664  Silene verecunda subsp. platyota F. W. Peirson 1920-9-15 2284 Los Angeles North slope Baldy. 2820 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
  RSA729233  Sisymbrium altissimum R. G. Swinney 1998-7-10 6402 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
  RSA0116203  Sisymbrium altissimum Steven A. Junak 2000-3-30 SCa- 1143 Los Angeles Santa Catalina Island. Campground at Little Harbor. 6 Comment
  UCR95330  Sisymbrium irio L. C. Wheeler 1967-4-30 9208 Los Angeles San Gabriel Mtns, Liebre Mtns, NW end of foothills (of San Gabriel Mtns), between Bouquet Junction and Bonelli Ranch 396 Comment
  RSA639562  Sisymbrium irio L. C. Wheeler 1967-5-18 9646 Los Angeles San Gabriel Mountains: Placerita Canyon, vicinity of Oak of the Golden Dream. 478 Comment
  SBBG130745  Sisymbrium irio S. A. Junak 2000-3-30 SCa 1143 Los Angeles cmpgrd at Little Harbor 6 Comment
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Jul 26 2016
  RSA0113993  Sisymbrium orientale LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7523 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  UCR193688  Sisymbrium orientale R. G. Swinney, Dave Larson 1999-5-29 7222 Los Angeles San Gabriel Mtns., San Dimas Canyon, at waterfall in main fork c. 600 m north of confluence with East Fork 610 Comment
  SFV16499  Sisymbrium orientale K. Tajbakhsh 1996-4-13 27 Los Angeles California Channel Islands Catalina Island. Fisherman's Bay. About 100 m from USC Marine Research Station gates. Comment
  LA26156  Sisyrinchium bellum Judith Webb; 1955-4-2 sn Los Angeles 243 Comment
  UCD138791  Sisyrinchium bellum Gerald Dickinson 1962-4-22 51 Los Angeles 2 miles east Topanga Canyon-Mulholland, Santa Monica Mountains. 457 Comment
  UCR182645  Sisyrinchium idahoense R. G. Swinney 1997-7-16 5668 Los Angeles San Gabriel Mtns., Buford Canyon, 0.5 mi. west of San Bernardino Co. line, south of Hwy 2 and Swarthout Valley, c. 2 air miles west of Wrightwood 2195 Comment
  UCR125636  Solanum americanum A. C. Sanders 2003-5-26 26846 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
  CATA1324  Solanum douglasii Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-15 2421 Los Angeles Santa Catalina Island: Upper end of Renton Mine Road 243 Comment
  RSA187929  Solanum douglasii Robert F. Thorne 1966-4-28 36247 Los Angeles Santa Catalina Island. Margin of deep gully, Hay Press area. 427 Comment
  UC1125207  Solanum douglasii F. H. Raymond 1930-3-3 52 Los Angeles San Rafael Hills; Angeles National Forest, San Rafael Hills 335 Comment
  UCR117125  Solanum douglasii A. C. Sanders, D. Malueg 2001-5-17 24340 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  UCR193945  Solanum douglasii A. C. Sanders 2008-7-10 35740 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  UCR282134  Solanum douglasii R. G. Swinney 2014-5-15 16529 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  RSA584488  Solanum douglasii Tim S. Ross 1992-5-24 6423 Los Angeles Brown's Gulch: (draining to San Gabriel Canyon at the base of San Gabriel Dam) 537 Comment
  SD112050  Solanum douglasii Betsey Carpenter, Linda Allen 1975-3-21 Los Angeles Santa Catalina Island; east side of Black Jack Mountain Road Comment
  RSA603871  Solanum nigrum Louis C. Wheeler 1975-9-15 s.n. Los Angeles Pasadena: Mar Vista and Colorado Blvd. Comment
  UCR131617  Solanum triflorum L. C. Wheeler 1932-8-6 1124 Los Angeles San Gabriel Valley, 2.5 miles NNE of Claremont 427 Comment
  SEINET10697253  Solanum tuberosum Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3753 Los Angeles City of Santa Monica. Trader Joe's: 3212 Pico Boulevard: Santa Monica, CA, 90405: (310) 581-0253 - phone. 30 Comment
  RSA588965  Solanum umbelliferum Orlando Mistretta 1994-6-8 1346 Los Angeles San Gabriel Mountains: Little Rock Creek. un-named drainage draining N slope of Bare Mountain. 1616 Comment
  UCR258687  Solanum umbelliferum R. G. Swinney 2010-3-16 11941 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
  UCR270108  Solanum umbelliferum R. G. Swinney 2011-4-9 14367 Los Angeles San Gabriel Mountains, NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  RSA427414  Solanum umbelliferum George R. Johnston 1929-5-19 14934 Los Angeles Puerco Canon. Malibu estate 3 or 4 mi from ocean. Comment
  UCD127033  Solanum umbelliferum Kenneth A. Wilson 1961-3-14 1028 Los Angeles Santa Monica Mountains. Mulholland Hwy. 2 miles west of Sulphur Hot Springs. Comment
  RSA545275  Solanum wallacei D. Propst, Hoefs 1973-3-3 14 Los Angeles Santa Catalina Island. Upper White Landing Road. 381 Comment
  LA34735  Solanum xanti Mary V. Hood; 1945-5-1 45 24 k Los Angeles Comment
  UCR107761  Solanum xanti Erin Hewgley 1997-4-2 2 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Boulevard. east of gate, near RSA parking area. 412 Comment
  RSA547477  Solidago californica Timothy S. Ross, Orlando Mistretta 1992-7-24 6764 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  PASA1703  Solidago occidentalis Frank W. Peirson 1921-9-21 Los Angeles Los Angeles River near Tropico Comment
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Nov 12 2014
  RSA600479  Sonchus asper subsp. asper Steve Boyd, Lauren Raz 1997-4-30 9612 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine 866 Comment
  RSA188044  Sonchus oleraceus R. F. Thorne 1966-4-5 35846 Los Angeles Santa Catalina Island, Cottonwood Canyon. 107 Comment
  SBBG96627  Sonchus oleraceus S. Boyd with T. Ross, L. Arnseth 1990-4-6 4153 Los Angeles Lemon Tank Cyn (used as dumping area) 274 Comment
  SD69794  Sonchus oleraceus Robert F. Thorne 1966-4-7 Los Angeles Santa Catalina Island: moist shade of Prunus ilicifolia lyonii forest at bottom of canyon, Cherry Valley. 60 Comment
  SD38305  Sonchus oleraceus Edith A. Purer 1932-3-24 Los Angeles El Segundo sand dunes. Comment
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Jul 10 2010
  RSA483171  Spartina foliosa F. R. Fosberg 1930-7-7 S 3155 Los Angeles Seal Beach, Alamitos Bay. Comment
  SBBG106905  Spartium junceum M. L. Hoefs, R. F. Thorne 1995-7-26 2457 Los Angeles Middle Cyn, by house at Squaw Valley 178 Comment
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Jun 10 2014
  SFV21071  Spergula arvensis subsp. arvensis L. Gross 2001-3-23 350 Los Angeles Verdugo Mountains North side of mountains on Whiting Woods Mountainway, dirt road at end of Whiting Woods Road, in Verdugo City. Road starts at Henderson Canyon and climbs to the main crest, off of an Edison road (power company) that ends at a pylon. 518 Comment
  UCR236898  Spergularia Jeremiah George 2012-6-1 s.n. Los Angeles South Coast, Palos Verdes Estates, Malaga Cove immediately SW of the Palos Verdes Beach and Athletic Club 5 Comment
  UCR126732  Spergularia bocconi A. C. Sanders, Andy Thomson 2003-4-15 26004 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence 396 Comment
  UCR68938  Spergularia macrotheca Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4250 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  RSA0098739  Spergularia macrotheca var. macrotheca Timothy S. Ross 1991-5-22 5443 Los Angeles San Clemente Island: Spray (Point), W side of island about 5300 feet N of Eel Point. 9 Comment
  UCD92985  Sporobolus contractus P. B. Dickey 1939-8-8 1070 Los Angeles SCS Nursery Littlerock, row 75. Comment
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Jan 20 2015
  CHSC35386  Stachys ajugoides var. rigida Richard S. Hood 1970-4-16 300 Los Angeles In Pasadena at Arroyo Seco Park on fire road 1/4 mi. so. of Pasadena Fwy. opposite Ave. 57. 182 Comment
  UCR192867  Stachys albens R. G. Swinney 1998-8-6 6701 Los Angeles San Gabriel Mtns., Alder Gulch, a western tributary of upper East Fork San Gabriel River 1311 Comment
  RSA446635  Stachys bullata E. S. Spalding 1925-4-26 16014 Los Angeles Arroyo Seco Comment
  CAS-BOT-BC60914  Stanleya pinnata Ernest C. Twisselmann 1964-5-7 9391 Los Angeles Mojave Desert. Avenue E, 5 miles east of Highway U.S. 6. 617 Comment
  RSA0068309  Stanleya pinnata R. G. Swinney 2010-5-12 12718 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
  CATA2782  Stebbinsoseris heterocarpa Robert F. Thorne 1973-4-11 42788 Los Angeles San Clemente Island: Plateau in Middle Ranch area at head of Middle Ranch Canyon 426 Comment
  RSA512033  Stellaria nitens L. C. Wheeler 1967-5-18 9634 Los Angeles Placerita Canyon. 518 Comment
  UC483373  Stephanomeria diegensis L. R. Abrams and I. L. Wiggins 1931-7-6 344 Los Angeles vicinity Mosquito Harbor; San Clemente Island Comment
  UC52231  Stephanomeria exigua subsp. coronaria unknown 1902-1 Los Angeles Garvanza Comment
  POM49613  Stephanomeria pauciflora A. D. E. Elmer 1902-07 3501 Los Angeles Lancaster Comment
  UCR238080  Stephanomeria pauciflora Mark A. Elvin, Julie M. Vanderwier 2002-7-18 2101 Los Angeles Western Transverse Range; Santa Clarita Valley Area, Newhall Ranch, ridge west of Potrero Canyon 396 Comment
  RSA94981  Stephanomeria spinosa F. W. Peirson 1923-8-31 4007 Los Angeles summit of Blue ridge, 3 miles east of Big Pines, Swartout Valley 2529 Comment
  SEINET256100  Stipa Mary E. Barkworth, LR Firestone 1982-8-26 4084 Los Angeles Angeles National Forest ; Campground on CA Hwy 2 2240 Comment
  UC1922875  Stipa cernua Scott D. White, Pam DeVries 2006-5-9 11401 Los Angeles SE Tehachapi Mountains: Gorman area, valley & slopes along Gorman Creek, NE of I-15 Fwy. and SW of Gorman Post Rd. Lebec 7.5' Quad. Comment
  OBI25683  Stipa coronata David J. Keil 1977-4-30 12312 Los Angeles Ridge Rte, ca. 9 mi from jctn with Los Angeles Co Rd N-2 Comment
  UCR24370  Stipa coronata John C. Roos 1942-3-7 1002 Los Angeles San Gabriel Mtns., Big Tujunga Canyon 457 Comment
  UCR204517  Stipa pulchra R. G. Swinney 2005-4-15 8214 Los Angeles San Gabriel Mtns., Glendora, South Hills, junction of Wild Iris Trail and South Hills Trail 351 Comment
  UCR24523  Stipa speciosa K. K. Muller 1972-5-2 3081 Los Angeles Edge of Mojave Desert at Red Rover Mine turn-off from State Hwy 14 between Los Angeles and Palmdale Comment