Search Results — 2000 specimen records retrieved (1569 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA460919  Abronia maritima Edwin Kline 1926-5-29 s.n. Los Angeles Redondo Beach. Comment
  CAS-BOT-BC229377  Abronia umbellata Marcus E. Jones 1900-7-12 6500 Los Angeles Long Beach Comment
  SBBG19133  Abronia umbellata R. Loveland 1963-12-8 Los Angeles SE of West Cove at triangulation pt Darter near Trick Pt Comment
  SD139533  Abronia umbellata Jon Rebman, Jonathan Dunn 1996-4-29 3105 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island 10 Comment
  UC465445  Abronia umbellata I. Johnston 1917-6-10 1316 Los Angeles Playa del Rey Comment
  NY679483  Abronia umbellata L. T. Chamberlain 1899-1 s.n. Los Angeles Comment
  CAS-BOT-BC229295  Abronia villosa J. C. Oliver 1884-1-1 s.n. Los Angeles Antelope Valley 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
  SEINET12159213  Acacia retinodes J. F. Bright, Wyman, C. 1931-1 5662 Los Angeles Hollywood Comment
  RSA657919  Acer Freda Detmers 1976-5-27 32 Los Angeles Verdugo Mountains Region: Backyard of 566 Palm Drive, northwest Glendale. 152 Comment
Read comments
Jun 30 2014
  RSA764145  Acer glabrum var. torreyi Doris Bowers 1957-5-12 2147 Los Angeles Arroyo Seco, Pasadena. 305 Comment
  RSA394170  Acer macrophyllum Bonnie C. Templeton 1952-04 7703 Los Angeles Near stream, Topanga Canyon, Santa Monica Mountains. Comment
  RSA549148  Achillea millefolium T. S. Ross, Peter Fritsch 1990-6-20 3654 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon. 1256 Comment
  SBBG109152  Acmispon argophyllus var. adsurgens D. H. Wilken 1997-8-27 15370 Los Angeles N side of S branch of Kink par Cyn 150 Comment
  UC1234629  Acmispon argophyllus var. argenteus Peter H. Raven 1962-5-22 17843 Los Angeles Santa Catalina Island, Middle Ranch. Comment
  CAS-BOT-BC204897  Acmispon dendroideus var. traskiae F. C. Boutin 1967-4-24 1704 Los Angeles San Clemente Island: E side of island, Wilson Cove Comment
  LA99393  Acmispon maritimus var. maritimus Walt Westman; E. R. Hobbs 1979-3-30 sn Los Angeles Santa Monica Mountains, Leo Carrillo State Park, Site #1 45 Comment
  CHSC13866  Acmispon strigosus L. M. Mayer 1974-4-5 131 Los Angeles Big Tujunga Canyon Rd. 1 mi E of intersection with Mt. Gleason Blvd. 1 1/2 mi. from Tjunga. Comment
  SEINET4565812  Acourtia microcephala Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1360 Los Angeles Transverse Ranges; San Gabriel Mountains region; crest of Verdugo Mountains, Verdugo Lateral off Verdugo Motorway 823 Comment
  SD230161  Acroptilon repens Louis C. Wheeler 1968-7-18 Los Angeles Claremont: Just W of 200 E. Dartmouth St., 2 miles NE of La Verne. Hot dry sunny roadside. Comment
  UC483358  Adenostoma fasciculatum L. R. Abrams and I. L. Wiggins 1931-7-4 315 Los Angeles Catalina Isl., White's Landing Comment
  UCR186802  Adenostoma fasciculatum Gary Kovnat, LeRoy Gross 2003-2-2 9 Los Angeles Transverse Ranges; San Gabriel Mountains region, Angeles National Forest, Gold Creek Ecological Preserve, south terrace south west corner of meadow Comment
  UCR256249  Adenostoma fasciculatum R. G. Swinney 2010-3-22 12081 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  RSA650365  Adenostoma fasciculatum var. fasciculatum R. Carlston 1961-5-8 s.n. Los Angeles 4th of July Cove, Catalina Island. Comment
  RSA717421  Adenostoma fasciculatum var. fasciculatum Gary Kovnat, LeRoy Gross 2003-2-2 9 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace south-west corner of meadow Comment
  SD81711  Adiantum aleuticum Louis C. Wheeler 1931-7-3 Los Angeles Fern Canyon, San Antonio Mountains 915 Comment
  UCD169271  Ageratina adenophora Louis C. Wheeler 1963-5-5 8256 Los Angeles San Gabriel Mountains: Bear Creek, off West Fork San Gabriel River. West side ca. 1/2 mile downstream from stone cabin, at public campground. 1775 Comment
  UC586884  Agnorhiza ovata Joseph Andorfer Ewan 1934-8-11 8410 Los Angeles Chilao San Gabriel Mts. 1645 Comment
  RSA0116319  Agoseris heterophylla A. C. Sanders 2006-4-10 32003 Los Angeles Tehachapi Mtns. Foothills: Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake. 1006 Comment
  UCR192042  Agoseris heterophylla A. C. Sanders 2008-4-17 34945 Los Angeles Transverse Range, hills 1.5 mi. SW of Neenach School, c. 1.5 mi. west of Pine Canyon 976 Comment
  CAS-BOT-BC14783  Agoseris retrorsa G. B. Grant 1900-4-12 2450 Los Angeles Mount Lane, So. California Comment
  SEINET196195  Agrostis gigantea L. R. Abrams 1941-4-24 13952 Los Angeles Between Big Rock Creek and Little Rock Creek on State Highway 138. Comment
  UCSB52080  Agrostis gigantea Hodgson, John 1928-6-26 Los Angeles Peace Valley, first meadow; Los Padres National Forest 1066 Comment
  RSA0064053  Agrostis stolonifera R. G. Swinney 2010-9-9 13772 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  SD111592  Allium burlewii Wayne P. Armstrong 1982-6-27 Los Angeles Just below summit of Mt. Baden-Powell. Growing in loose talus. 2743 Comment
  UC635247  Allium fimbriatum var. fimbriatum Margaret Stason 1927-5-14 Los Angeles Pinon Ridge San Gabriel Mts, Pinon Ridge Comment
  UCR65547  Allium haematochiton T. S. Ross, Steve Boyd 1990-5-14 2490 Los Angeles San Gabriel Mtns., Angeles National Forest, Yerba Buena Ridge, Angeles National Forest. 1104 Comment
  UC64221  Allium peninsulare var. peninsulare H. M. Hall May 1902 3234 Los Angeles Chatsworth Hills Comment
  UCR65525  Allium praecox Aaron Liston, Orlando Mistretta, L. Rieseberg 1989-4-30 805 -4 Los Angeles Channel Islands, San Clemente Island: Waynuk Canyon, W slope of the island 247 Comment
  UCR99500  Allophyllum gilioides subsp. violaceum Steve Boyd, Lauren Raz 1997-5-6 9781 Los Angeles Liebre Mountains, Fish Canyon, just upstream from the confluence with Castaic Creek 500 Comment
  UC809598  Allophyllum glutinosum Verne and Alva Grant 1949-4-28 8701 Los Angeles Winter Canyon n. of Santa Monica; Winter Canyon Comment
  LA210847  Allophyllum glutinosum Arthur C. Gibson; 2008-7-8 5233 Los Angeles SANTA MONICA MOUNTAINS, upper Encinal Rd. Comment
  UCR223162  Alnus rhombifolia R. G. Swinney 2009-5-27 10897 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  POM50706  Alopecurus carolinianus Le Roy Abrams 1901-04 1455 Los Angeles Inglewood Comment
  CATA555  Amaranthus albus Mark L. Hoefs, Robert F. Thorne 1975-8-7 819 Los Angeles Santa Catalina Island: By reservoir at Middle Ranch 213 Comment
  RSA522958  Amaranthus blitoides T. S. Ross, Orlando Mistretta 1990-10-26 3326 Los Angeles E. fork San Gabriel River ca 4/10 air-mile SE of the mouth of Williams Canyon; southern shoulder of Glendora Mountain Road. 536 Comment
  UC520370  Amaranthus watsonii Louis C. Wheeler 1932-7-18 963 Los Angeles 2 mi n Claremont 411 Comment
  CAS-BOT-BC13484  Amblyopappus pusillus Grant; Wheeler 1904-5-7 38 Los Angeles Glendora Comment
  RSA416881  Amblyopappus pusillus George B. Grant, Wheeler 1904-5-7 38 Los Angeles Glendora. Comment
  RSA177888  Amblyopappus pusillus R. F. Thorne, Percy C. Everett 1965-5-11 34647 Los Angeles Along road to Rancho Escondito above Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island. 107 Comment
  CHSC95454  Ambrosia acanthicarpa LeRoy Gross; Valerie Soza, Neil Gilbert 2000-10-18 293 Los Angeles Verdugo Mountains: Hostetter Mountainway. 701 Comment
  JEPS64633  Ambrosia acanthicarpa Ernest C. Twisselmann 1970-9-8 17483 Los Angeles .2 mi e of, at Avenue A 30th Street West; Mojave Desert, Antelope Valley 731 Comment
  RSA0114714  Ambrosia acanthicarpa R. G. Swinney 2011-10-25 15889 Los Angeles San Gabriel Mountains; south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39. 1006 Comment
  UCR239956  Ambrosia acanthicarpa R. G. Swinney 2009-11-16 11624 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, 20 m east (up canyon) from east edge of Kentucky Springs, tributary of Kentucky Springs Canyon, 3/4 mile W of Angeles Forest Hwy at Angeles National Forest boundary, 0.4 mi. west of junction of Mt. Emma Rd. and Angeles Forest Hwy 1122 Comment
  LA31645  Ambrosia chamissonis Peter H. Raven; Henry J. Thompson 1959-6-4 14331 Los Angeles Santa Monica Mountains 45 Comment
  UC557655  Ambrosia chamissonis Nell Murbarger 1936-4-1 162 Los Angeles San Clemente Island Comment
  RSA232705  Ambrosia chamissonis Larry E. DeBuhr, Gary D. Wallace 1972-9-1 s.n. Los Angeles San Clemente Island. West Cove NW on island. Comment
  RSA710803  Ambrosia salsola var. salsola LeRoy Gross 2005-5-3 2247 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
  CATA1341  Ammannia coccinea Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-25 2445 Los Angeles Santa Catalina Island: Haypress Reservoir 420 Comment
  CAS-BOT-BC180601  Amorpha californica var. californica I. Johnston 1917-6-14 1348 Los Angeles Hills west of Pomona 304 Comment
  SBBG63524  Amsinckia intermedia M. N. Ackley -Mar-1926 23 Los Angeles Eagle Rock 213 Comment
  POM368390  Amsinckia tessellata N. C. Cooper 1949-4-19 3609 Los Angeles Mojave Desert, Lancaster, 762 Comment
  UCD119823  Amsinckia tessellata Daryl Koutnik 1978-3-23 125 Los Angeles Along State Hwy 18, north of Hwy 18 and just west of the Los Angeles/San Bernardino County line. 960 Comment
  UCR205613  Amsinckia tessellata R. G. Swinney 2008-5-12 8833 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  SEINET4044528  Anagallis arvensis D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 167 Comment
  UCD117533  Anagallis arvensis P. B. Kennedy 1928-3-30 s.n. Los Angeles White's Landing, Santa Catalina Island. Comment
  LA211086  Anagallis arvensis Arthur C. Gibson; 2008-5-11 5332 Los Angeles SANTA MONICA MOUNTAINS, Hiking trail, SMMNRA Rocky Oaks. Comment
  RSA598203  Ancistrocarphus filagineus Steve Boyd, Lauren Raz 1997-3-4 9133 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
  RSA600681  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1967-12-10 s.n. Los Angeles San Gabriel Mountains: Fern Canyon, off Arroyo Seco at Brown Mountain Road. 701 Comment
  UCR186962  Androsace elongata subsp. acuta Russell Kokx 2006-4-18 s.n. Los Angeles Tehachapi Mtns. Foothills, hills north of Hwy 138, 2 miles east of Quail Lake 1006 Comment
  UCR205847  Anisocoma acaulis R. G. Swinney 2008-5-8 8816 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
  RSA720240  Anthriscus caucalis LeRoy Gross 2007-4-27 2659 Los Angeles Southern front of the range. Behind debris basin for Sherer and Hillcrest Canyons. Collected at the base of Hillcrest Canyon. 254 Comment
  UCR270972  Anthriscus caucalis R. G. Swinney 2011-4-28 14532 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 963 Comment
  RSA425785  Antirrhinum coulterianum L. E. Hoffman 1933-7-10 s.n. Los Angeles Coldwater Canyon (near Colby's Ranch) Sierra Madre Mountains Comment
  RSA425784  Antirrhinum coulterianum L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  SEINET3158874  Antirrhinum coulterianum G. B. Grant 1904-7-1 49 Los Angeles Covina. Southern California only Comment
  RSA710700  Antirrhinum kelloggii Valerie L. Soza, Susan Caplow 2003-4-11 1631 Los Angeles Brand Park vicinity, upper Brand Canyon, alongside Brand Park Mtwy. 549 Comment
  JEPS13618  Antirrhinum multiflorum Peter Kamb 1947-6-1 544 Los Angeles Red Box Gap; San Gabriel Mts. 1402 Comment
  JEPS5284  Antirrhinum multiflorum Frank W. Peirson 1918-6-30 190 Los Angeles Mt. Wilson Toll Road; San Gabriel Mountains 1143 Comment
  SBBG54547  Antirrhinum multiflorum G. Wright 1971-7-19 328 Los Angeles San Antonio Cyn, E and elevated above Baldy stream and E of tunnels on Mt Baldy Rd Comment
  UC1483328  Antirrhinum multiflorum Robert F. Thorne and L. DeBuhr 1974-6-28 44775 Los Angeles San Gabriel Mts., Angeles National Forest, W of North Fork of San Gabriel River in San Gabriel Canyon 914 Comment
  UCR270845  Antirrhinum multiflorum R. G. Swinney 2011-6-29 15349 Los Angeles San Gabriel Mountains, Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  UC1738525  Antirrhinum nuttallianum subsp. subsessile Steven A. Junak 1996-5-19 SCI- 504 Los Angeles San Clemente Island: W side of island, in lower portion of Norton Canyon, ca. 0.08 miles inland from coastal escarpment 42 Comment
  LA34294  Apiastrum angustifolium Carl Epling; 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  POM215126  Apiastrum angustifolium L. C. Wheeler 1932-4-30 664 Los Angeles Mandeville Canyon, Santa Monica Mtns. 152 Comment
  UC874550  Apiastrum angustifolium F. R. Fosberg 1931-4-4 S 4489 Los Angeles Santa Catalina Island, Cherry Canyon Cherry Canyon; Santa Catalina Island, Cherry Canyon 60 Comment
  LA103205  Apium graveolens Barry A. Prigge; 1985-6-14 6416 Los Angeles Santa Monica Mountains, Cold Creek Canyon, along trail below Murphy Ranch site 597 Comment
  RSA232704  Apium graveolens Larry E. DeBuhr, Gary Wallace 1972-9-4 s.n. Los Angeles San Clemente Island. In seepage area below barracks at Wilson Cove. Comment
  UCSB51469  Apium graveolens Hodgson, John 1928-08 Los Angeles Piru Creek, 2 mi. above Liebre Pump Station 792 Comment
  SD230156  Apocynum cannabinum Louis C. Wheeler 1968-5-31 Los Angeles San Gabriel Mountains: Devil's Canyon, Campground Vicinity. 1219 Comment
  POM175575  Aquilegia formosa E. Crow 1930-6-28 s.n. Los Angeles Bichota Canyon, San Gabriel Mountains. Comment
  RSA648198  Aquilegia formosa Brian McColgan 1988-5-14 12 Los Angeles Evey cyn., 1 mile N of Padua on Mt. Baldy rd. Comment
  UC10164  Arabis pulchra Dr. A. Davidson 1909-5-10 Los Angeles Lancaster Comment
  UC1563049  Arabis pulchra Steve Boyd and Orlando Mistretta 1986-3-31 1531 Los Angeles 4 mi e Highway 138 junction with Highway 18 (ne of Pinyon Hills); Mojave Desert Comment
  HSC87293  Arabis sparsiflora var. californica Steve Boyd, T. S. Elias 1987-4-14 2051 Los Angeles San Gabriel Mtns., Rincon - Red Box Rd., S of Rincon Forest Station, N of Glendora Comment
  RSA729704  Aralia californica R. G. Swinney 1998-7-28 6515 Los Angeles San Gabriel Mtns.: south fork of Cow Canyon at and above Fallen Leaf spring, to 0.2 mi. south of Glendora Ridge rd. 1366 Comment
  RSA596499  Arbutus menziesii L. C. Wheeler 1966-11-26 9157 Los Angeles San Gabriel Mountains. West Fork San Gabriel Canyon Drainage. Pine Mountain Truck Trail. 914 Comment
  SBBG125333  Arctostaphylos glandulosa subsp. cushingiana A. Parikh, N. Gale 2010-6-29 3375 Los Angeles W Fork San Gabriel River, 0.4 km S of Cogswell Reservoir, just E of W Fork Red Box Rd 825 Comment
  RSA626760  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley 1993-11-15 25170 Los Angeles Shortcut, Angeles Crest Hwy. 1430 Comment
  RSA719198  Arctostaphylos glandulosa subsp. mollis R. G. Swinney 1998-4-11 5944 Los Angeles Claremont, hills c. 0.75 mi. NE of Padua Hills Restaurant, 0.4 SW of Potato Mtn. 823 Comment
  POM292906  Arctostaphylos glauca Lyman Benson 1945-1-20 11593 Los Angeles North Fork San Gabriel River 915 Comment
  RSA631450  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16008 Los Angeles Whitaker Peak, west of the Templin Highway. 1250 Comment
  RSA631691  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20195 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA654358  Arctostaphylos glauca Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 991 Los Angeles Verdugo Mountains, southwest side: Along Verdugo Mtwy, E of junction with Stough Canyon Mtwy, above Stough and Wildwood canyons, west side of peak ''2642''. 838 Comment
  SFV16661  Arctostaphylos glauca P. Wilson, J. M. Albert 1996-6-12 3453 Los Angeles San Gabriel Mountains Off Highway 2 at mile marker 44.03, near Short Cut. 1524 Comment
  SFV2643  Arctostaphylos glauca K. A. Wilson 1961-2-12 845 Los Angeles San Gabriel Mountains Devil's Punchbowl. Eastern foothills of San Gabriel Mountains. Big Rock Spring. Comment
  UCD51260  Arctostaphylos glauca P. L. Johannsen 1934-1-8 2 8 Los Angeles West Head Santa Ynez Canyon. 381 Comment
  SD146284  Arctostaphylos parryana A. C. Sanders, D. Malueg 1998-6-24 22080 Los Angeles San Gabriel Mountains: 2 miles E of Mt. Gleason at Little Gleason Forestry Plantation, on S. Cal. Edison Mesa-Vincent transmission line at Tower 7-2 (Acton 7.5'Q) 1707 Comment
  RSA634687  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20333 Los Angeles Road to Mt. Gleason, 5.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA634761  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22019 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA634833  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22058 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA635266  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20635 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  UCR190125  Arenaria nuttallii subsp. gracilis R. G. Swinney 1998-8-27 6802 Los Angeles San Gabriel Mtns., ridge due north of Big Horn Ridge and south of San Antonio Ridge, above Coldwater Canyon 2652 Comment
  RSA434285  Argemone corymbosa K. C. Zakar 1969-07 s.n. Los Angeles Switzer's Camp, Angeles Crest Hwy, ca. 10 miles north of La Canada, San Gabriel Mtns. 1524 Comment
  UCR161204  Arida carnosa T. B. Salvato, Melissa Clemons 2005-9-27 1232 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  SBBG112868  Aristida adscensionis S. A. Junak 1998-7-17 SCa 789 Los Angeles just W of mouth of Silver Cyn, just inland from beach 12 Comment
  SBBG112916  Aristida adscensionis S. A. Junak with K. Kirkland, M. Bushman 1998-10-21 SCa 811 Los Angeles ridge between White's Landing and Moonstone Beach 39 Comment
  UC1109365  Aristida adscensionis Peter H. Raven 1962-5-8 17609 Los Angeles on walls of second canyon s Seal Canyon; San Clemente Island 30 Comment
  UCR252781  Artemisia californica R. G. Swinney 2010-3-10 11798 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes 329 Comment
  IRVC27954  Artemisia douglasiana A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27145 Los Angeles Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns. 280 Comment
  UC625051  Artemisia douglasiana F. R. Fosberg 1931-7-11 S 5381 Los Angeles Cape Canyon Santa Catalina Island, Cape Canyon 220 Comment
  UCR271319  Artemisia douglasiana R. G. Swinney 2011-10-10 15727 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
  SEINET11837819  Artemisia douglasiana C. V. Braun 1975-1 142 Los Angeles 1.4 mi NNW of Drinkwater Reservoir, San Francisquito Canyon Comment
  JEPS36931  Artemisia dracunculus F. W. Peirson 1918-10-16 272 Los Angeles Pacoima Canyon San Gabriel Mts., Pacoima Canyon Comment
  RSA703157  Artemisia dracunculus Scott D. White 2004-8-11 10711 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  UCSB6354  Artemisia tridentata Zellhoefer, Judy 1960-5-13 Los Angeles Mint Canyon Campground, Mint Canyon, Highway 6; Angeles Nat'l Forest Comment
  RSA0040204  Artemisia tridentata subsp. tridentata Orlando Mistretta 1992-5-16 7 Los Angeles Vicinity of Big Pines; head of Swarthout Valley; Mountain High Ski area Comment
  POM246789  Arthrocnemum subterminale F. R. Fosberg 1931-5-17 4888 Los Angeles Santa Catalina Island. Little Harbor. 5 Comment
  LA11608  Arundo donax Louis Wheeler; 1931-9-12 142 Los Angeles Eagle Rock 243 Comment
  UC284821  Asclepias californica P. A. Munz 1923-5-26 6852 Los Angeles Vincent Gulch San Gabriel Mts. 2011 Comment
  LA201860  Asclepias eriocarpa Arthur C. Gibson; 2003-5-31 4970 Los Angeles Santa Monica Mountains, Malibu Creek drainage, Mulholland Highway we of Calabasas and just E of Soka University Comment
  RSA738072  Asclepias eriocarpa Bill Duval s.n. Los Angeles Montrose Comment
  RSA401680A  Asclepias eriocarpa Anstruther Davidson 1921-6-1 s.n. Los Angeles Los Angeles. Comment
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Oct 27 2015
  UCR272555  Asclepias fascicularis R. G. Swinney 2011-10-27 15900 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  RSA191635  Asclepias fascicularis R. F. Thorne, M. Z. Thorne 1966-8-29 36588 Los Angeles SAN GABRIEL MTS., ANGELES NATIONAL FOREST: below fountain near lodge, N end Crystal Lake at upper end of canyon of N Fork of San Gabriel River 1676 Comment
  SFV2811  Asclepias fascicularis R. L. Armacost 1934-5-29 142 dup. Los Angeles Santa Monica Mountains Near Trippet Ranch. 335 Comment
  CATA3159  Asphodelus fistulosus Julia Parish, Brian Allen 2016-3-24 002 Los Angeles Santa Catalina Island: Bare soil near concrete slab on slope north of Hamilton Cove 86 Comment
  UCR270977  Aspidotis californica R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14349 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  POM4789  Aster greatae I. M. Johnston 1917-7-4 1427 Los Angeles Camp Baldy, San Antonio Canyon 1280 Comment
  RSA565750  Aster greatae Mike Hammitt, Jason Rick 1991-6-25 s.n. Los Angeles mouth of Pine Canyon at its confluence with Arroyo Seco Canyon Comment
  RSA586028  Aster greatae Orlando Mistretta, Steve Boyd 1994-6-21 1388 A Los Angeles Santiago Canyon, drainage northwest of Pacifico Mountain. 1585 Comment
  RSA0139313  Astragalus bicristatus Sarah J. De Groot 2005-6-30 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest: Along forest service road 4N21 off Table Mountain Road. 2186 Comment
  RSA0002837  Astragalus capillipes Blanche Trask 1901-5-22 s.n. Los Angeles Santa Catalina Isl. Comment
  UCD104718  Astragalus didymocarpus A. C. Sanders; Mark A. Elvin, et al. 2003-4-14 25970 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
  CAS-BOT-BC182302  Astragalus didymocarpus var. didymocarpus Ralph Hoffmann 1932-4-27 s.n. Los Angeles 5 miles n. of Lancaster Comment
  CAS-BOT-BC182580  Astragalus didymocarpus var. dispermus Dr. A. Davidson 1893-5-1 s.n. Los Angeles Lancaster, Mojave Desert Comment
  POM8877  Astragalus douglasii W. R. Dudley, F. H. Lamb 1896-6-12 4440 Los Angeles Gorman's Station Comment
  UCR185562  Astragalus douglasii A. C. Sanders 2007-4-25 33577 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  UCR203243  Astragalus douglasii R. G. Swinney 2005-7-11 8297 Los Angeles San Gabriel Mountains, Juniper Hills, Pallet Creek 0.4 mile south of Tumble Weed Ranch in Pallet Creek. Spring on east side of wash/small pond 1280 Comment
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Apr 24 2010
  RSA634219  Astragalus douglasii var. douglasii R. F. Thorne 1969-7-9 38553 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station. 2134 Comment
  SDSU21087  Astragalus filipes Ian Cain 2010-5-6 1396 Los Angeles East of Whitter in the Hacienda Heights. 1.08km south east of Rose Hills Chinese Temple 262 Comment
  UCR232377  Astragalus lentiginosus var. albifolius Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8035 Los Angeles Mojave Desert, Antelope Valley, N end of Lancaster, E of Sierra Hwy and railroad grade, 530 m north of Ave H 703 Comment
  UCR6006  Astragalus leucolobus Steve Stadler 1966-4-17 41766- 61 Los Angeles San Gabriel Mountains, 1.5 miles west of Big Pines Junction on Big Pines to Palmdale Road [= Big Pines Hwy] 1829 Comment
  HSC46501  Astragalus miguelensis M. B. Dunkle 1939-4-5 7267 Los Angeles San Clemente Island, China Point. Comment
  SDSU7911  Astragalus nevinii R. M. Beauchamp 1967-3-19 322 Los Angeles Half a mile south of the runway at sherman Field. Comment
  RSA415688  Astragalus purshii var. tinctus Robert Gustafson 1978-6-1 995 Los Angeles Off dirt road leading into Hungry Valley, ca.4 mile west from the junction with the 2-lane paved Peace Valley Rd., west of Gorman. 1250 Comment
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Oct 29 2013
  RSA90754  Astragalus pycnostachyus var. lanosissimus F. W. Peirson 1951-7-19 591 Los Angeles Playa del Rey, coast of Los Angeles Co. Comment
  RSA602271  Astragalus trichopodus var. phoxus L. C. Wheeler 1952-3-30 6847 Los Angeles San Gabriel Mountains. Little Tujunga, near Limerock Canyon. 472 Comment
  UCR258736  Astragalus trichopodus var. phoxus R. G. Swinney 2010-3-16 11928 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  UCD169507  Atriplex amnicola C. Wishner; A. Gale 2005-8-12 1- 4 Los Angeles LAX, Santa Monica Mountains, Malibu Lagoon State Beach. 3 Comment
  UCR272742  Atriplex californica M. B. Dunkle 1939-4-5 7275 Los Angeles Channel Islands, San Clemente Island, China Point 30 Comment
  RSA452426  Atriplex confertifolia George R. Johnstone 1929-9-8 s.n. Los Angeles Lancaster, Mojave Desert. Comment
  CAS-BOT-BC172647  Atriplex coulteri Parish 1904-4-1 2313 Los Angeles Santa Catalina Id., Isthmus Comment
  CAS-BOT-BC26321  Atriplex johnstonii Carl B. Wolf 1930-12-23 1821 Los Angeles at Playa del Rey. Upper Sonoran Zone. 30 Comment
  SDSU5515  Atriplex lentiformis R. M. Beauchamp 1967-1-29 160 Los Angeles San Clemente Island. Comment
  LA99140  Atriplex lentiformis subsp. lentiformis R. L. Armacost; 1960-1 1310 Los Angeles Santa Monica Mountains, Malibu Creek State Park, Malibu, Malibu Lagoon Comment
  LA94374  Atriplex leucophylla Norman A. Cole; May 1964 348 Los Angeles 3 Comment
  RSA478304  Atriplex leucophylla F. R. Fosberg 1931-5-18 S- 4894 Los Angeles Little Harbor, Santa Catalina Island. 2 Comment
  RSA478305  Atriplex leucophylla Blanche Trask 1902-08 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  SEINET3156331  Atriplex leucophylla S. B. Parish Los Angeles Ballona; sea coast Comment
  CDA2955  Atriplex lindleyi D. Williams 1964-12-9 Los Angeles Jack Velth property, Northridge. 0 Comment
  RSA716066  Atriplex micrantha Scott D. White, Andrea Warniment 2006-7-7 s.n. Los Angeles Gorman area, Gorman creek NE of the I-5 Freeway. SE Tehachapi Mts. 1037 Comment
  RSA65392  Atriplex nummularia L. C. Wheeler 1933-4-27 1657 Los Angeles Playa Del Rey Comment
  SBBG19202  Atriplex pacifica M. A. Piehl 1963-12-7 631041 Los Angeles edge of mesa opposite Pyramid Head on SE tip of island 21 Comment
  RSA478399  Atriplex semibaccata M. B. Dunkle 1928-4-9 1817 Los Angeles Santa Catalina Island. Emerald Bay. Comment
  SBBG77640  Atriplex semibaccata F. R. Fosberg 1931-3-26 4396 Los Angeles hillside above St Catherine Hotel 10 Comment
  RSA453964  Atriplex semibaccata F. R. Fosberg 1930-7-7 7406 Los Angeles Seal Beach, Alamitos Bay. Comment
  RSA453965  Atriplex semibaccata F. R. Fosberg 1930-6-23 S 2931 Los Angeles Del Rey. 1 Comment
  RSA509708  Atriplex semibaccata L. C. Wheeler 1967-6-26 9907 Los Angeles San Gabriel Mountains : Placerita Canyon. 548 Comment
  RSA478343  Atriplex serenana var. davidsonii George B. Grant, Walter Wheeler 1931 Los Angeles Santa Catalina Island. Comment
  UCR272919  Atriplex suberecta Steven A. Junak 2000-10-12 SCa- 1407 Los Angeles Channel Islands, Santa Catalina Island, Skull Canyon, 0.4 mi from Middle Canyon Road, just outside gate at storage yard 204 Comment
  UCR161205  Atriplex torreyi T. B. Salvato, Melissa Clemons 2005-9-27 1231 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  SBBG19207  Atriplex watsonii M. A. Piehl 1963-12-8 631103 a Los Angeles near shore at mouth of Horse Beach Cyn, E base China Pt 2 Comment
  RSA450803  Avena barbata A. C. Sanders 1987-12-4 7575 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  RSA659821  Avena barbata Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 116 Los Angeles San Clemente Island. Comment
  LA11003  Avena fatua s.n. Los Angeles Comment
  SEINET175074 Image available Azolla mexicana M. E. Jones 1882-3-7 3043 Los Angeles Pasadena Comment
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May 1 2015
  UCR95542  Baccharis glutinosa Steve Boyd, L. Raz 1996-9-24 8934 B Los Angeles Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad valley at head of Cienaga Canyon, south of Liebre Mtn. 930 Comment
  CAS-BOT-BC99411  Baccharis pilularis Geo. C. Roeding 1922-2-18 s.n. Los Angeles Catalina Island Comment
  UCR70787  Baccharis plummerae Anstruther Davidson 1891-9-10 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Topanga Canyon Comment
  RSA0091118  Baccharis salicifolia R. G. Swinney 2010-4-15 12252 Los Angeles 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
  SBBG130997  Baccharis salicifolia S. A. Junak 1999-5-6 SCa 885 Los Angeles Parsons Landing, at W end of beach, just inland from crk mouth 6 Comment
  UC440453  Baccharis salicifolia subsp. salicifolia Carl Epling and Lincoln Ellison 1929-4-2 Los Angeles Topanga Canyon, Santa Monica Mountains Santa Monica Mountains, Topanga Canyon Comment
  UC472188  Baccharis salicifolia subsp. salicifolia C. F. Millspaugh 1920-1-2 4507 Los Angeles Avalon Santa Catalina Island Comment
  SD87545  Baccharis salicina F. W. Peirson 1924-10-19 5228 Los Angeles Clearwater Comment
  SBBG128368  Baccharis sarothroides S. Ratay, V. Englert 2009-11-29 110 Los Angeles Empire Fire perimeter (2006), in transect 2b line; uphill from old marble quarry Comment
  SEINET10717810  Bambusa Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2555 Los Angeles City of Los Angeles. Chinatown. Ai Hoa Supermarket, 860 N. Hill St. Comment
  RSA0082914  Bassia hyssopifolia Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-5-30 3134 Los Angeles Abalone Cove Reserve, Palos Verdes Nature Preserve. Immediately above beach at foot of cliff. 2 Comment
  UCR121256  Bassia hyssopifolia J. R. Ekhoff 2001-5-16 s.n. Los Angeles Channel Islands, north end of San Clemente Island, around new nursery 500 ft. south of Natural Resources office on south side of base headquarters, c. 1.5 mi. SE of airfield 30 Comment
  RSA435916  Berberis nevinii Anstruther Davidson 1905-6-1 s.n. Los Angeles San Fernando Comment
  UCR180571  Berula erecta Scott D. White, Andrea Warniment 2006-7-7 11618 Los Angeles SE Tehachapi Mtns, Gorman area, Gorman Creek NE of the I-5 Freeway 1098 Comment
  CATA1207  Beta vulgaris Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-15 2263 Los Angeles Santa Catalina Island: Cottonwood Canyon 33 Comment
  CHSC98079  Beta vulgaris A. C. Sanders; Mark Elvin 2003-8-7 27158 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom east of Del Valle. Riparian forest, bordered by agricultural fields on alluvial slopes to the north. 282 Comment
  UCR240006  Bidens frondosa R. G. Swinney 2009-11-9 11587 A Los Angeles Transverse Range; San Gabriel Mountains, confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  POM4983  Bidens pilosa Philip A. Munz 1918-5-19 2260 Los Angeles Claremont, west of town in Orange Grove Comment
  SD80978  Bituminaria bituminosa Wesley O. Griesel 1962-5-28 620 Los Angeles Fire road west of lower Millard Canyon, San Gabriel Mountains. 609 Comment
  RSA226248  Bloomeria crocea Gary D. Cromwell, D. W. Wheat 1971-5-14 664 Los Angeles On southeast-facing slope to west of canyon mouth, about 1350 feet. Mystic Canyon, Angeles National Forest, San Gabriel Mtns., 2 miles NE of Glendora, CA. 412 Comment
  RSA367312  Bloomeria crocea var. crocea F. R. Fosberg 1931-3-25 S- 4372 Los Angeles Hamilton Canyon, Santa Catalina Island. 120 Comment
  POM318517  Bloomeria crocea var. crocea Sharon La Bonde 1963-4-19 62 Los Angeles 1 mile north of Little Fisherman s Cove on Catalina Island. 244 Comment
  RSA367317  Bloomeria crocea var. crocea Anonymous 1930-5-27 1465 Los Angeles Mulholland Drive. 300 Comment
  RSA0129467  Boechera pulchra R. G. Swinney 1999-6-18 7309 Los Angeles San Gabriel Mtns.; Big John Flat, northern edge 1652 Comment
  RSA0129468  Boechera pulchra R. G. Swinney 2008-5-2 8731 Los Angeles Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  SBBG72404  Boechera pulchra R. Hoffmann 1925-4-19 Los Angeles Bouquet Cyn Comment
  SEINET6088271  Boechera retrofracta Unknown 1917-3-11 533 Los Angeles Pacoima Canyon near San Fernando. Comment
  CAS-BOT-BC25679  Boechera sparsiflora I. M. Johnston 1918-5-12 1952 Los Angeles San Antonio Mountains. Upper San Antonio Canyon. 1524 Comment
  RSA0129392  Boechera xylopoda R. G. Swinney 1998-6-12 6961 Los Angeles San Gabriel Mtns.: 3 miles west of Pinion Hills, 2.1 mi. south of Ft. Tejon Rd. at 237th St. East (Mescal Cyn. Rd.), 0.7 mi. NE of mouth of Mescal Canyon at reservoir, between Mescal Cyn. Rd. and Mescal Creek. 1378 Comment
  SD197605  Bolboschoenus maritimus R. G. Swinney 2008-4-30 8699 Los Angeles Glendora, Big Dalton Canyon Debris Basin. 341 Comment
  UCR202529  Boschniakia strobilacea R. G. Swinney 2001-8-9 8011 Los Angeles San Gabriel Mtns., east peak on Pleasant View Ridge 2504 Comment
  SBBG98415  Bowlesia incana T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5279 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 304 Comment
  JEPS49664  Boykinia rotundifolia Frank W. Peirson 1918-7-13 74 Los Angeles Santa Anita Canyon 975 Comment
  LA210276  Boykinia rotundifolia F. R. Fosberg; J. Ewan 1931-8-10 4913 Los Angeles San Gabriel Mountains, Lower Pine Flats, N Fork San Gabriel River 1523 Comment
  SD60387  Boykinia rotundifolia Peter H. Raven 1961-10-1 16779 Los Angeles San Gabriel Mountains, upper Evey Canyon, shaded walls of narrow gorge 914 Comment
  UCR108322  Boykinia rotundifolia L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mtns., Head of Whitney Canyon at Santa Clara Divide Road 915 Comment
  UCR9240  Boykinia rotundifolia D. H. Wilken 1965-7-26 406 Los Angeles San Gabriel River, North Fork San Gabriel River about 1 mi. north of West Fork confluence 762 Comment
  UCR152538  Brachypodium distachyon A. C. Sanders, Lee Jones 2005-4-8 29344 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  UCR194731  Brassica geniculata Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 695 Los Angeles Transverse Ranges: Verdugo Mountains, Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 579 Comment
  UCR223036  Brassica geniculata R. G. Swinney 2009-5-6 10678 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon at confluence with Little Rock Creek 909 Comment
  RSA0066328  Brassica nigra K. Dobry 1991-5-22 d- 657 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  RSA0084245  Brassica nigra E. S. Spalding 1923-6-25 s.n. Los Angeles Eagle Rock. Comment
  SFV12450  Brassica nigra M. H. Grayum, D. L. Koutnik 1978-1-28 955 Los Angeles Santa Monica Mountains Along Temescal Canyon Road. 8 Comment
  UCR258939  Brassica rapa R. G. Swinney 2010-2-27 11765 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
  RSA182192  Brassica tournefortii James Henrickson 1963-05 1255 Los Angeles Adjacent to Rancho Santa Ana Botanic Garden. 381 Comment
  UCR172451  Brickellia longifolia Anuja Parikh, Nathan Gale 2005-7-5 2124 Los Angeles Santa Susana Mtns., Newhall Ranch, slopes south of upper Potrero Canyon, south of Santa Clara River c. 2 mi. east of the Ventura Co. line, study area 19 396 Comment
  SBBG98319  Brickellia nevinii F. Grinnell Jr. 1911-9-29 Los Angeles Bailey Cyn 762 Comment
  UCD129640  Brickellia nevinii Anuja Parikh; Nathan Gale 2003-6-24 s.n. Los Angeles Western Transverse Range/Santa Clara River Watershed: Newhall Ranch, San Martinez Grande Canyon, north of Hwy 126, northwest of Del Valle. 120 Comment
  RSA376789  Brodiaea terrestris subsp. kernensis Anstruther Davidson 1892-03 s.n. Los Angeles Sunnyside Los Angeles Comment
  UCR179465  Bromus arvensis R. G. Swinney, Dave Larson 1996-8-7 5247 Los Angeles Eastern San Gabriel Mountains., San Dimas Experimental Forest, head of Dry Lake Canyon at 'Dry Lake,' site of CCC camp in 1930s = Browns Flat 1524 Comment
  RSA385311  Bromus carinatus Anstruther Davidson 1895-5-3 s.n. Los Angeles Gorman Hills, Antelope Valley. Comment
  UCR150710  Bromus carinatus R. G. Swinney 1999-6-21 7346 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  CAS-BOT-BC149185  Bromus carinatus var. carinatus S. B. Parish 1895-5-1 s.n. Los Angeles Antelope Valley. Comment
  CAS-BOT-BC149197  Bromus carinatus var. carinatus Louis C. Wheeler 1936-5-6 4099 Los Angeles San Gabriel Mountains. East of San Gabriel Mountains, 0.5 mile east of Liveoak Canyon. 419 Comment
  RSA385308  Bromus carinatus var. carinatus Samuel R. Tyson 1942-5-28 s.n. Los Angeles San Dimas Canyon 1463 Comment
  RSA0112849  Bromus carinatus var. marginatus Steven A. Junak 1999-5-7 SCa- 895 Los Angeles Santa Catalina Island. Between Cape & Middle Ranch canyons, overlooking Cape Canyon Reservoir, conspicuous butte on ridge. 476 Comment
  RSA587189  Bromus catharticus Scott D. White 1995-12-5 3767 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  RSA752481  Bromus catharticus Justin M. Wood 2009-4-22 531 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  POM363391  Bromus diandrus Freda Detmers 1929-4-14 s.n. Los Angeles [Santa] Catalina Island. Near mouth of Descanso Canyon. Comment
  POM363401  Bromus diandrus N. C. Cooper 1945-5-1 2216 Los Angeles Tapia Park area, Santa Monica Mountains. 305 Comment
  RSA659813  Bromus diandrus Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 108 Los Angeles San Clemente Island. Comment
  UCR152909  Bromus diandrus A. C. Sanders, Helen Kennedy 2005-4-13 29440 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  CAS-BOT-BC155524  Bromus hallii John Thomas Howell 1947-7-18 23389 Los Angeles San Gabriel Mountains. Blue Ridge. 2590 Comment
  CATA392  Bromus hordeaceus Mark L. Hoefs, A. Douglas Propst 1974-5-10 458 Los Angeles Santa Catalina Island: Ridge between Cottonwood and Sweetwater Canyons 60 Comment
  RSA213422  Bromus hordeaceus M. B. Dunkle 1939-4-4 7254 Los Angeles San Clemente Island. Pyramid Cove. Comment
  RSA708551  Bromus hordeaceus Valerie L. Soza, LeRoy Gross 2001-5-9 1195 -c Los Angeles Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 274 Comment
  UC50581  Bromus hordeaceus J. H. Barber 138 Los Angeles near Agriculture Experiment Station (Pomona); Pomona Comment
  UC589646  Bromus hordeaceus Nell Murbarger March 1936 237 Los Angeles San Clemente Island Comment
  POM364050  Bromus laevipes Louis Greata 1901-09 s.n. Los Angeles Arroyo Seco. Comment
  UCR138849  Bromus madritensis subsp. madritensis L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mtns., Mesa on the W side of Bear Creek, off West Fork of San Gabriel River 610 Comment
  RSA156084  Bromus pseudolaevipes P. H. Raven 1962-5-20 17772 Los Angeles Road above Pebbly Beach, Santa Catalina Island. 61 Comment
  SBBG80103  Bromus pseudolaevipes F. R. Fosberg 1931-4-7 4501 Los Angeles Hamilton Beach 10 Comment
  SEINET10523822  Bromus rigidus Meryle B. Dunkle 1939-5-30 Dunkle 8139 Los Angeles Canyon bank, east side landing Santa Barbara Island. Comment
  CAS-BOT-BC161860  Bromus rubens Le Roy Abrams 1901-4-1 1207 Los Angeles Ballina Habor. Comment
  CAS-BOT-BC161865  Bromus rubens Barbara Shervanick 1974-3-22 1162 Los Angeles San Gabriel Mountain Range. Santa Ana River. North fork of Lodi Canyon. 792 Comment
  POM363931  Bromus rubens George R. Johnstone 1925-4-11 s.n. Los Angeles Mt. Lowe Comment
  RSA127916  Bromus rubens P. H. Raven, H. J. Thompson 1959-5-5 14147 Los Angeles Mulholland Highway, 1 mile W of Las Virgenes Road; Malibu Creek drainage. 305 Comment
  RSA628773  Bromus stamineus Gary D. Wallace 1979-4-19 1698 Los Angeles Transverse Ranges, Liebre Mtns region, Butte Valley Wildlife Sanctuary. Comment
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Aug 10 2018
  CAS-BOT-BC161601  Bromus sterilis Scott D. White; Chet McGaugh 1995-6-6 3223 Los Angeles East edge of Santa Susana Mountains, just west of San Gabriel Mountains. Sunshine Canyon (name not shown on topo). West of San Fernando Road and I-5 Freeway, just southwest of interchange with SR 14 Freeway. Sunshine Canyon Landfill property. 487 Comment
  UCR223554  Bromus tectorum R. G. Swinney 2009-6-2 10996 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  UC185564  Bromus trinii T. S. Brandegee 1890-5-12 Los Angeles Santa Catalina Island Comment
  LA94734  Buddleja davidii J. Feldman; 1959-6-15 sn Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek Comment
  UCR142205  Cakile maritima June Latting 1979-5-24 s.n. Los Angeles Pacific Coast, Malibu Beach, Santa Monica Mtns. 30 Comment
  CAS-BOT-BC233955  Calandrinia breweri John Thomas Howell 1928-3-4 3384 Los Angeles Santa Monica Mts., ne. of Pacific Palisades Comment
  LA200784  Calandrinia breweri Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  CAS-BOT-BC438407  Calandrinia ciliata I. Johnston 1917-3-10 s.n. Los Angeles Upland Comment
  POM783  Calandrinia ciliata R. D. Williams 1902-4-20 s.n. Los Angeles Claremont, below park. Comment
  RSA65410  Calandrinia ciliata F. W. Peirson 1919-3-16 4318 Los Angeles Pasadena Glen, 2800 ft. 854 Comment
  SD257093  Calocedrus decurrens R. G. Swinney 2010-9-9 13761 Los Angeles San Gabriel Mountains: Big Cienaga, north of Crystal Lake Campground, 0.6 mile east of Deer Flats Campground, along FSR 3NO7.2/ North Crystal Lake Rd. 2012 Comment
  CAS-BOT-BC132234  Calochortus Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  POM1721  Calochortus albus Le Roy Abrams 2620 Los Angeles Little Santa Anita Canyon. San Gabriel Mountains. 915 Comment
  POM158341  Calochortus catalinae M. B. Dunkle 1928-3-31 1762 Los Angeles Santa Catalina Island: Little Harbor 61 Comment
  UCR43558  Calochortus catalinae B. A. Prigge 1986-3-19 6931 Los Angeles Western Transverse Range; Santa Monica Mtns., 0.3 mi west of Mulholland Hwy on Pacific Coast Hwy. 30 Comment
  UCR50765  Calochortus catalinae Lyman Benson 1945-5-11 12083 Los Angeles San Gabriel Valley, midway between Pomona and Brea in the Puente Hills. Pacific Slope Drainage 274 Comment
  CAS-BOT-BC132352  Calochortus clavatus Marion Ownbey; Ruth P. Ownbey 1938-7-1 1683 Los Angeles Mouth of Los Alisos Canyon, Santa Monica Mountains Comment
  UCR154356  Calochortus clavatus A. C. Sanders 2005-5-5 29907 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road at NE end of mesa 640 Comment
  RSA152151  Calochortus invenustus Wesley O. Griesel 1962-6-27 s.n. Los Angeles Dawson Saddle, San Gabriel Mts. 2438 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
  UC130974  Calochortus striatus Katharine Brandegee 1909-5-1 Los Angeles about Lancaster Comment
  UCR232363  Calochortus striatus Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 7990 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, c. 60 m west of Sierra Hwy and 20 m south of Avenue A 704 Comment
  UCR94705  Calochortus striatus A. C. Sanders, E. J. Lott 1993-5-6 13940 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  POM351396  Calycadenia tenella B. C. Templeton 1936-5-18 5662 Los Angeles Puddingstone Dam Comment
  LA204511  Calycanthus occidentalis Frank C. Vasek; June 1952 sn Los Angeles Kings Canyon Comment
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May 26 2015
  UCR198517  Calyptridium monandrum 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
  UCR280685  Calystegia macrostegia R. G. Swinney 2014-5-27 16673 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
  SEINET13203236 Image available Calystegia macrostegia subsp. arida R. G. Swinney 2011-1 14155 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5' Q.) (T1N R9W S28) 366 Comment
  LA200372  Calystegia macrostegia subsp. cyclostegia Jonathan Sauer; S. Modry 1969-1-31 4378 Los Angeles SANTA MONICA MOUNTAINS, Point Dume 3 Comment
  RSA746861  Camissonia Orlando Mistretta 1992-5-21 367 Los Angeles Transverse Ranges; San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  RSA524970  Camissonia bistorta Tim S. Ross, Steve D. Boyd 1990-6-6 2825 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  RSA647978  Camissonia bistorta Michelle Manolovitz, Brian Manolovitz 1992-5-5 11 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 400 feet north of park office. Comment
  UCR222843  Camissonia boothii R. G. Swinney 2009-5-12 10750 Los Angeles Transverse Range; San Gabriel Mtns., lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock 1088 Comment
  RSA187624  Camissonia boothii subsp. decorticans Joseph A. Ewan 1930-5-17 5508 Los Angeles Pico Canyon above Newhall. 549 Comment
  RSA0098640  Camissonia californica R. G. Swinney 2010-5-11 12688 Los Angeles San Gabriel Mountains: east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  RSA624655  Camissonia californica Louis C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 732 Comment
  RSA660421  Camissonia californica Orlando Mistretta 1992-5-21 398 Los Angeles Right Star Mine, S of Acton. Comment
  RSA0070128  Camissonia campestris Orlando Mistretta, Christine Mistretta 2003-4-30 1987 Los Angeles Saddleback Butte State Park. 824 Comment
  UCR194023  Camissonia campestris R. G. Swinney 1999-6-5 7258 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  RSA454723  Camissonia campestris subsp. campestris Bonnie C. Templeton, I. W. Clokey 1930-4-8 1036 Los Angeles Mojave Desert, W of Lancaster. 400 Comment
  SBBG60399  Camissonia campestris subsp. campestris R. Hoffmann 1929-5-22 Los Angeles hills above Elizabeth Lake Comment
  RSA454031  Camissonia cheiranthifolia subsp. suffruticosa Mary D. Merilatt 1936-7-18 s.n. Los Angeles Playa del Rey, Calif. Comment
  RSA702954  Camissonia claviformis Scott D. White, Michael Honer 2004-3-30 9965 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of Four Points 838 Comment
  RSA678327  Camissonia confusa Valerie L. Soza, LeRoy Gross 2002-4-3 1371 a Los Angeles West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. 518 Comment
  UCR192047  Camissonia graciliflora A. C. Sanders 2008-4-11 34846 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, west of a N-S line through VABM 'Pine 995 Comment
  RSA562541  Camissonia hirtella Steve Boyd, Orlando Mistretta 1993-4-23 8005 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of the Forest, upper portion of ridge on southern side of Whitney Canyon. 731 Comment
  RSA449032  Camissonia micrantha Anstruther Davidson 1907-04 1754 Los Angeles Hollywood. Comment
  RSA702960  Camissonia pallida Scott D. White, Michael Honer 2004-3-30 9972 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of Four Points 838 Comment
  UCR170320  Camissonia pallida John F. Green 2006-3-15 s.n. Los Angeles Mojave Desert, between Llano and Pearblossom, Hwy 138 at Big Rock Wash crossing, both sides of wash in zone being cleared for highway widening 963 Comment
  RSA595932  Camissonia strigulosa Louis C. Wheeler 1967-5-9 9387 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  UCR110898  Camissonia strigulosa A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 22005 Los Angeles San Gabriel Mtns., Soledad Pass area at the N foot of the mtns, c. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just south of Vincent Substation 1000 Comment
  UCR198512  Camissonia strigulosa 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
  SFV2539  Camissoniopsis cheiranthifolia P. G. Kilburn 1958-3-1 626 Los Angeles Point Dume overlooking Pacific Ocean, 4 miles west of Malibu. 60 Comment
  UCR272610  Camissoniopsis hirtella R. G. Swinney 2011-5-6 14590 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  RSA530950  Capsella bursa-pastoris Samuel R. Tyson 1943-3-21 s.n. Los Angeles Sam Dimas Canyon, LA county. 488 Comment
  SD232637  Cardaria pubescens A. C. Sanders, E. J. Lott 1993-5-6 13969 Los Angeles Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave F. 701 Comment
  LA105578  Cardionema ramosissimum Barry A. Prigge; 1989-5-10 8701 Los Angeles Santa Monica Mountains, Point Dume, above Dume Cove 38 Comment
  UCR256476  Carduus pycnocephalus R. G. Swinney 2010-6-8 13206 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  UCR209606  Carex R. G. Swinney 2008-7-2 9144 Los Angeles San Gabriel Mtns., north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
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Sep 12 2018
  RSA364526  Carex Anstruther Davidson 1890-04 s.n. Los Angeles Los Angeles. Comment
  RSA0106496  Carex alma R. G. Swinney 2011-10-18 15832 Los Angeles San Gabriel Mountains: 0.1-0.4 miles east of Switzer Campground along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy. 1021 Comment
  RSA669334  Carex alma LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 558 Los Angeles Transverse Ranges; Verdugo Mountains region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 425 Comment
  CAS-BOT-BC17685  Carex alma Jack Delaini; Barbara Shervanick 1974-5-23 212 Los Angeles Angeles National Forest. San Dimas Experimental Forest. Lodi Canyon. At base of canyon. 426 Comment
  RSA0045417  Carex alma Wendy Boes, Andrew Wheeler 2009-7-13 2009 -050 Los Angeles San Grabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  SEINET7549356 Image available Carex alma Tim Ross, Steve Boyd 1991-4-25 4597 Los Angeles San Gabriel Mtns: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.) Glendora 7.5' USGS quadrangle. 536 Comment
  RSA656239  Carex barbarae Joseph M. Keefe 1977-6-11 22095 Los Angeles Verdugo Mountains; Glendale. South fork of Engleheard Canyon, one Km west of Elinita Ave. Camp Max Straus. 427 Comment
  RSA602753  Carex bolanderi L. C. Wheeler 1967-8-2 10291 Los Angeles San Gabriel Mountains, Angeles National Forest: Sheep Camp Spring, W slope Mt. Pacifico 1951 Comment
  UC1257220  Carex fracta Robert F. Thorne, C. W. Tilforth, and John Dourley 1969-7-29 38857 Los Angeles 1.7 mi S of Dawson Saddle (Angeles Crest Hwy at headwater of S Fork, Big Rock Creek); San Gabriel Mountains, Angeles National Forest 2316 Comment
  LA200999  Carex globosa Carl Wishner; 1996-8-5 2352 Los Angeles SANTA MONICA MOUNTAINS, Corral Creek Divide, end of road, at the first outcrop NW of parking lot. 615 Comment
  CAS-BOT-BC32079  Carex multicaulis Ivan Murray Johnston 1917-7-4 1426 Los Angeles Bear Canyon 1524 Comment
  UC212047  Carex multicaulis I. Johnston 1917-7-4 1426 Los Angeles Bear Canyon San Antonio Mts. 1676 Comment
  CAS-BOT-BC118978  Carex pellita Robert F. Thorne 1969-7-2 38345 Los Angeles San Gabriel Mts. Angeles National Forest; Big Pines. Comment
  CAS-BOT-BC118979  Carex pellita O. D. Allen 1885-4-20 s.n. Los Angeles Watercourse near Pasadena. Comment
  RSA600540  Carex praegracilis Steve Boyd, Lauren Raz 1997-5-28 9862 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  UC1109364  Carex praegracilis Peter H. Raven 1962-7-11 18005 Los Angeles upper reaches of first canyon s Lemon Tank; San Clemente Island Comment
  UCR189973  Carex rossii R. G. Swinney 1998-8-27 6821 Los Angeles San Gabriel Mtns., West Baldy Peak 3040 Comment
  CAS-BOT-BC117942  Carex schottii George Bernard Grant 1902-2-1 137 Los Angeles Pasadena. Comment
  SFV21124  Carex spissa L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1056 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Brand Canyon above the large waterfall where the canyon forks off, near above coordinates. Main canyon near head of canyon, getting narrow and cascading bedrock falls. 520 Comment
  UCR194760  Carex spissa Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 712 Los Angeles Transverse Ranges; San Gabriel Mountains region, Verdugo Mountains, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park 549 Comment
  SEINET7486525 Image available Carex subfusca P. F. Zika, Nick Otting 2010-1 25257 Los Angeles S shore of Jackson Lake, Big Pines Highway, San Gabriel Mountains (SnGb) 1860 Comment
  SD51674  Carex triquetra F. R. Fosberg 1931-4-16 S 4645 Los Angeles Santa Catalina Island, Eagles Nest, Middle Ranch Canyon, dry steep south wall. Comment
  SEINET10625711 Image available Carica papaya Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2535 Los Angeles The Farmers Market, 6333 3rd St. Stand: Farm Fresh. Comment
  UC212969  Carpobrotus chilensis S. B. Parish 1918-6-5 11884 Los Angeles Playa del Rey Comment
  RSA425911  Castilleja affinis M. V. Hood 1945-5-1 C- 2217 Los Angeles Tapia Park area, Santa Monica Mountains. 305 Comment
  RSA764940  Castilleja affinis Doris Bowers 1957-5-5 664 Los Angeles San Gabriel Canyon 610 Comment
  CATA569  Castilleja affinis subsp. affinis Mark L. Hoefs 1991-3-19 1000 Los Angeles Santa Catalina Island: Airport road above Toyon Canyon 487 Comment
  UCR189967  Castilleja applegatei R. G. Swinney 1998-8-31 6871 Los Angeles San Gabriel Mtns., San Antonio Ridge, 0.9 mi. west of Mt. Baldy, east of saddle 2500 Comment
  UC1389201  Castilleja applegatei subsp. martinii Noel H. Holmgren and James L. Reveal 1966-5-30 2614 Los Angeles 2 mi nw Mount Wilson top; San Gabriel Mountains 1645 Comment
  RSA529192  Castilleja applegatei subsp. martinii Tim S. Ross, Steve D. Boyd 1991-7-24 5660 Los Angeles Granite Mountain. San Gabriel Mountain Range. 1936 Comment
  SFV15538  Castilleja exserta R. K. Stachelek 1992-5-2 31 Los Angeles Santa Monica Mountains Tapia Park, off Malibu Canyon Road. 150 Comment
  LA35993  Castilleja exserta subsp. exserta Peter H. Raven; Henry J. Thompson 1960-4-12 15022 Los Angeles Santa Monica Mountains, Mulholland Drive, 3.1 W of Las Virgenes Road 274 Comment
  RSA607002  Castilleja foliolosa Louis C. Wheeler 1930-5-22 s.n. Los Angeles Palmdale. Comment
  RSA616310  Castilleja foliolosa Scott D. White, Pam De Vries 1998-4-20 6306 Los Angeles Soledad Canyon area: Proposed quarry area N of Soledad Canyon Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 580 Comment
  JEPS81755  Castilleja foliolosa L. R. Heckard with Michael Morris 1976-6-14 4269 Los Angeles n Claremont (just below Lower San Antonio Ranger Station); Mouth of San Antonio Canyon Comment
  SFV11228  Castilleja foliolosa D. K. Shayne 1966-3-9 101 Los Angeles Santa Susana Mountains Above Zelzah Street. Comment
  NY68088  Castilleja gyroloba F. W. Pennell 1940-4-18 25140 Los Angeles Route 99, near Oak Flat Camp. 853.4 Comment
  UCR256858  Castilleja miniata subsp. miniata R. G. Swinney 2010-10-13 14016 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  RSA0091142  Castilleja minor subsp. spiralis R. G. Swinney 2011-5-24 14809 Los Angeles to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1049 Comment
  JEPS81754  Castilleja pruinosa L. R. Heckard with Michael Morris 1976-6-13 4267 Los Angeles e flank Mt. Gleason; San Gabriel Mts. 1706 Comment
  SEINET12032966  Casuarina W. R. Hamilton 1901-1 s.n. Los Angeles Long Beach Comment
  SEINET3106298  Casuarina equisetifolia D. W. Jamieson 2003-12-27 Los Angeles Lynwood Comment
  CAS-BOT-BC38145  Caulanthus amplexicaulis Timothy S. Ross; Steve Boyd 1994-5-11 7827 Los Angeles Liebre Mountains. Sawmill Mountain. Center summit area, along Maxwell Truck Trail. Ca. 1085 m SSW of Upper Lake Campgnd. 1584 Comment
  CAS-BOT-BC38146  Caulanthus amplexicaulis Wesley O. Griesel 1961-6-16 s.n. Los Angeles San Gabriel Mountains. Dawson Saddle. 2438 Comment
  SD181647  Caulanthus amplexicaulis Orlando Mistretta 1993-6-2 863 Los Angeles San Gabriel Mountains: Along road to Vincent Mine. 2009 Comment
  RSA596309  Caulanthus amplexicaulis var. amplexicaulis Timothy S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-11 3371 Los Angeles Big Rock Creek Canyon, along stream and immediately adjacent flats and slopes; ca 130m N to 250m NNW of Icy Springs. 1713 Comment
  RSA660180  Caulanthus amplexicaulis var. amplexicaulis Orlando Mistretta 1992-5-25 410 Los Angeles Fenner Canyon Conservation Camp 1738 Comment
  LA51323  Caulanthus coulteri Raymond B. Cowles; 1934-3-30 sn Los Angeles Neenach, S side Antelope Valley Comment
  LA200341  Caulanthus heterophyllus Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA429523  Caulanthus heterophyllus Helen M. Oster 1924-4-30 s.n. Los Angeles Santa Monica Mountains, near Griffith Park, hills between Vermont and Western Avenues. Comment
  UCSB33636  Caulanthus heterophyllus Griesel, Wesley 1962-3-31 Los Angeles Cornell Post Office, Santa Monica Mts. 152 Comment
  SBBG78560  Ceanothus arboreus F. R. Fosberg 1931-4-2 4448 Los Angeles divide between Hamilton and Descanso Cyns 250 Comment
  RSA0115965  Ceanothus crassifolius R. G. Swinney 2010-8-23 13577 Los Angeles San Gabriel Mountains: Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail. 1085 Comment
  RSA398859  Ceanothus crassifolius G. R. Johnstone 1930-6-22 s.n. Los Angeles Near Ravenna; Soledad Canyon. Comment
  UC1071003  Ceanothus crassifolius P. L. Johannsen 1934-1-26 242 Los Angeles Brown's Canyon Santa Susana quad 396 Comment
  LA32005  Ceanothus cuneatus Henry J. Thompson; 1959-2-23 1850 Los Angeles SANTA MONICA MOUNTAINS, Sierra Canyon, 1 mi above Seminole Hot Springs. 457 Comment
  LA42053  Ceanothus cuneatus Carl Epling; May 1927 sn Los Angeles Ridge Route near Summit Comment
  RSA613229  Ceanothus cuneatus Louis C. Wheeler 1933-3-4 1511 Los Angeles San Antonio Wash above Foothill Blvd. 389 Comment
  UCR155626  Ceanothus cuneatus A. C. Sanders 2005-5-11 30138 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  IRVC26156  Ceanothus foliosus A. C. Sanders, Mark A. Elvin 2003-6-18 26945 Los Angeles around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon Santa Susana Mountains, Western Transverse Range 1037 Comment
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Mar 27 2007
  UC1070656  Ceanothus greggii A. D. Gifford 1935-3-29 527 Los Angeles 2 3/4 miles NNE of Liebre Pk. Tejon 1219 Comment
  RSA0056348  Ceanothus griseus var. horizontalis P. R. Brown 1970-9-24 s.n. Los Angeles Pierce College Nature Center, entrance, Canon de lana. Comment
  CAS-BOT-BC50152  Ceanothus integerrimus Le Roy Abrams; E. A. McGregor 1908-7-3 585 Los Angeles North Baldy Mountain, San Gabriel Mountains, near head of Rock Creek 1828 Comment
  SEINET13203244 Image available Ceanothus integerrimus var. macrothyrsus R. G. Swinney 2011-1 15492 Los Angeles San Gabriel Mountains: "Strawberry Potrero", uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property (Chilao Flat 7.5' Q.) 1426 Comment
  CAS-BOT-BC50568  Ceanothus leucodermis Timothy S. Ross 1993-6-1 7348 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail between Chatry Flat and Hoegee Camp (on Winter Creek), 768 Comment
  POM2899  Ceanothus leucodermis C. F. Baker 1909-5-15 5346 Los Angeles San Antonio Canyon, Claremont. Comment
  RSA600773  Ceanothus leucodermis Louis C. Wheeler 1962-6-30 8161 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 976 Comment
  UC168361  Ceanothus leucodermis George B. Grant and Walter Wheeler 1904-5-17 145 a Los Angeles Mt. Wilson 1524 Comment
  UCR272358  Ceanothus leucodermis R. G. Swinney 2011-6-20 15228 Los Angeles San Gabriel Mountains, Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1573 Comment
  LA43636  Ceanothus megacarpus Robert Fowler; 1925-1-18 4539 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Sepulveda Canyon. 152 Comment
  POM2707  Ceanothus megacarpus L. R. Abrams 1901-4-15 1480 Los Angeles Wilsons Peak 1220 Comment
  RSA127429  Ceanothus megacarpus H. J. Thompson 1959-2-23 1853 Los Angeles Latigo Canyon road, 1.5 miles SE of Mulholland Hwy, W slope of Castro Peak 610 Comment
  RSA399713  Ceanothus megacarpus var. insularis F. R. Fosberg 1931-5-19 S 4920 Los Angeles Head of Cape Canyon, Santa Catalina Island 180 Comment
  UC624985  Ceanothus megacarpus var. insularis F. R. Fosberg 1931-4-10 S 4559 Los Angeles Pacific Divide Santa Calalina Island 200 Comment
  RSA279033  Ceanothus oliganthus Robert F. Thorne, C. W. Tilforth 1971-4-9 41511 Los Angeles San Gabriel Mountains, Angeles National Forest: San Dimas Canyon, W Fork 488 Comment
  HSC98206  Ceanothus oliganthus var. oliganthus James Henrickson 1972-3-19 7175 Los Angeles 5 mi along Angeles Crest Hwy. 2 NE of La Canada 854 Comment
  RSA733386  Ceanothus pauciflorus R. G. Swinney 2001-6-16 7984 Los Angeles Mojave Desert: Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper hills Rd. 2006 Comment
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Aug 6 2013
  CAS-BOT-BC63309  Ceanothus spinosus John Thomas Howell 1928-3-2 3368 Los Angeles Vermont Canyon, Griffith Park. Comment
  RSA128280  Ceanothus spinosus H. J. Thompson 1959-3-27 1891 Los Angeles Santa Monica Mountains: Saddle Peak, 1.5 miles east of peak. 750 Comment
  RSA77489  Ceanothus spinosus F. W. Peirson 1906-7-10 4445 Los Angeles Rustic Canyon, Santa Monica Mtns. Comment
  UCD112713  Ceanothus spinosus Daryl Koutnik 1978-3-24 160 Los Angeles South side of Mulholland Hwy. between Encinal Cyn and Latigo Cyn. 548 Comment
  UCR61037  Centaurea cyanus R. G. Swinney 1989-8-25 s.n. Los Angeles San Gabriel Mtns., Glendora, base of the San Gabriel Mountains, c. 100 meters n. of Blue-bird Truck Rd., c. 200 meters w. of San Dimas Expt. For. boundary, s. of Big Dalton Cyn. Wilderness Park 795 Comment
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Mar 7 2013
  UC1584741  Centaurea melitensis Tim Ross and Annette Ross 1991-6-3 5517 Los Angeles Elephant Hill, w Pomona Pomona, Elephant Hill Comment
  CAS-BOT-BC272067  Centaurea melitensis F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  JEPS44128  Centaurea melitensis Elizabeth Day Palmer 1908-7-28 Los Angeles Comment
  UCR95503  Centaurea repens Steve Boyd, M. Elvin, V. Jotikasthira 1996-6-25 8866 Los Angeles Liebre Mtns, along the Ridge Route west of Castaic Cyn, 1.3 mi. north of the jct w/ Templin Hwy. 854 Comment
  SEINET8734806 Image available Centaurea solstitialis F. R. Fosberg 1931-1 55041 Los Angeles Middle Ranch Canyon; Santa Catalina Island Comment
  UC1234768  Centranthus ruber Peter H. Raven 1962-5-20 17764 Los Angeles on Pebbly Beach Road on bluffs just e Avalon (Santa Catalina Island); , on Pebbly Beach Road Comment
  UCSB49821  Centranthus ruber Reisentz, Paul 1975-5-23 Los Angeles About 1/2 mile up Old Topanga Rd from Topanga Canyon Blvd. Santa Monica Mtns 426 Comment
  RSA679870  Centrostegia thurberi LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 871 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  RSA579439  Centrostegia thurberi Tim S. Ross 1994-6-21 7995 Los Angeles Vicinity of Pacifico Mountain: 100m NE of saddle between north fork Tie Canyon on the SW and a major NE-draining tributary of Santiago Canyon on the NE; ca 3160m NW of Pacifico Mtn's 7124-foot summit. 1622 Comment
  CAS-BOT-BC388154  Cerastium fontanum Le Roy Abrams 1899-4-1 264 Los Angeles Inglewood Comment
  CATA1559  Cerastium glomeratum Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2826 Los Angeles Santa Catalina Island: Hillside above New York Harbor 54 Comment
  UC1349358  Cerastium glomeratum Robert F. Thorne 1966-4-4 35759 Los Angeles bluff s.e. of Ballast Point and Catalina Harbor Isthmus; Santa Catalina Isl. 60 Comment
  CAS-BOT-BC388301  Cerastium glomeratum A. Davidson 1895-4-1 s.n. Los Angeles Los Angeles Comment
  RSA762300  Cerastium glomeratum Orlando Mistretta, Christine Mistretta 2008-5-5 2652 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 11, Impact Area 17 per TRTP Survey 2008), in the vicinity of Millard Canyon. 627 Comment
  RSA640175  Ceratophyllum demersum L. C. Wheeler 1964-11-6 8644 Los Angeles San Gabriel Mountains. Comment
  RSA453289  Cercocarpus betuloides Elbert Benjamine 1929-2-24 61 Los Angeles Laurel Canyon, Hollywood Comment
  CAS-BOT-BC135511  Cercocarpus betuloides var. betuloides Timothy S. Ross; Steve Boyd 1994-5-25 7925 Los Angeles Necktie Basin: Haning basin ca 470-830 m W of Warm Springs Mtn summit.These collections from ca 600-800 m WSW of summit - Liebre Mountains 1075 Comment
  CAS-BOT-BC142131  Cercocarpus betuloides var. betuloides Carl B. Wolf 1927-7-24 679 Los Angeles Chevy Chase Drive between Flintridge and Glendale Comment
  JEPS45546  Cercocarpus betuloides var. betuloides Frank W. Peirson 1919-7-1 340 a Los Angeles Fish Canyon; San Gabriel Mountains, Fish Canyon 304 Comment
  LA52116  Cercocarpus betuloides var. betuloides Carl Epling; 1929-4-27 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  LA93931  Cercocarpus betuloides var. blancheae Unknown; 1925-2-25 sn Los Angeles 518 Comment
  RSA717985  Cercocarpus ledifolius var. ledifolius R. G. Swinney 1997-4-25 5502 Los Angeles At peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village. 2405 Comment
  UC75941  Chaenactis artemisiifolia Geo. B. Grant 1901-5-1 166 Los Angeles Santa Monica Hills Comment
  POM288349  Chaenactis artemisiifolia Arthur L. Cohen 1934-8-2 506 Los Angeles Beverly Drive, Santa Monica. 61 Comment
  RSA41415  Chaenactis fremontii D. F. Howe 1947-5-4 s.n. Los Angeles Near Vincent, Western Mojave Desert Comment
  UCR222740  Chaenactis fremontii R. G. Swinney 2009-4-29 10609 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  CHSC83997  Chaenactis glabriuscula var. glabriuscula John Dittes 1990-6-20 135 Los Angeles Transverse Range; San Gabriel Mountains; approximately 16.7 air-miles north of Monrovia, approximately 1.3 air-mile northeast of Vetter Mountain and 0.75 air-mile southwest of Chilao Station, in canyon of East Fork Alder Creek. 1493 Comment
  JEPS34156  Chaenactis glabriuscula var. glabriuscula W. L. Jepson 1920-5-3 8918 Los Angeles San Fernando Valley Comment
  RSA0060813  Chaenactis glabriuscula var. glabriuscula LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6961 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA598137  Chaenactis glabriuscula var. glabriuscula V. W. Steinmann, Timothy S. Ross 1995-5-8 667 Los Angeles Liebre Mountains, slopes between Leona Valley and 'Lost Valley' 1100 Comment
  UCD130385  Chaenactis glabriuscula var. glabriuscula Peter H. Raven 1960-5-15 15375 Los Angeles Piuma Road 5.1 miles northwest of Rambla Pacifica. 213 Comment
  POM11350  Chaenactis glabriuscula var. lanosa F. L. Robinson 1921-4-15 29 Los Angeles North of Claremont. Comment
  POM66517  Chaenactis glabriuscula var. lanosa Marcus E. Jones 1882-5-1 s.n. Los Angeles Los Angeles. Comment
  RSA741139  Chaenactis santolinoides Naomi Fraga, Duncan S. Bell 2008-6-30 2295 Los Angeles Summit of Mount Baden-Powell 2835 Comment
  RSA0014577  Chaenactis stevioides Orlando Mistretta, Christine Mistretta 2011-6-18 5723 Los Angeles Kentucky Springs Cyn, Near Angeles Forest Hwy 2.0 miles S of Southern California Edison substation at Vincent. 1090 Comment
  RSA596741  Chamaesyce albomarginata L. C. Wheeler 1966-10-23 9055 Los Angeles San Gabriel Mountains. Kentucky Springs. Comment
  RSA602024  Chamaesyce melanadenia L. C. Wheeler 1964-6-8 8479 Los Angeles San Gabriel Mountains: Burbank Canyon, W of Thompson Creek Dam. Comment
  UC17663  Chamaesyce melanadenia W. H. Brewer 1861-2-12 178 Los Angeles on ridge e Cahuange Pass; Santa Monica Mtns Comment
  SBBG67774  Chamaesyce serpillifolia subsp. serpillifolia R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  SBBG67775  Chamaesyce serpillifolia subsp. serpillifolia unknown 1928-8-26 Los Angeles Pasadena Comment
  UCR190000  Cheilanthes covillei R. G. Swinney 1998-6-16 6981 Los Angeles San Gabriel Mtns., ridge c. 150 m SE of summit of Lookout (Antonio) Mtn. 2012 Comment
  SFV53  Cheilanthes covillei P. G. Kilburn 1957-12-1 557 Los Angeles San Gabriel Mountains Beside highway leading to Mount Wilson from Angeles Crest. 1220 Comment
  NY185210  Cheiranthus suffrutescens L. Abrams 1902-6-10 2511 Los Angeles Playa del Rey Comment
  RSA0116570  Chenopodium R. G. Swinney 2010-9-30 13931 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
  RSA423278  Chenopodium album Anstruther Davidson 1890-07 s.n. Los Angeles Los Angeles. Comment
  UCR177303  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, at check dam ( man-made waterfall), where the canyon forks 393 Comment
  RSA33477  Chenopodium berlandieri var. sinuatum Tom Burch 1943-07 s.n. Los Angeles Redondo Beach. Comment
  UCR150616  Chenopodium botrys Scott D. White 1997-5-8 5092 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
  RSA167810  Chenopodium californicum R. F. Thorne, P. C. Everett 1964-2-7 33460 Los Angeles Weed at lower end of Pebbly Beach Canyon at base of building, E end of Santa Catalina Island. 76 Comment
  UC7292  Chenopodium californicum J. Burtt Davy May 9 1896-May 24 1896 2622 Los Angeles Leonis Valley Antelope Valley Comment
  UCD98092  Chenopodium californicum F. R. Fosberg 1931-3-18 S 4283 Los Angeles Hamilton Canyon, Santa Catalina Island. 10 Comment
  UCR223082  Chenopodium californicum R. G. Swinney 2009-5-13 10773 Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  SDSU5596  Chenopodium californicum Gerals Collier 1951-4-7 M 136 Los Angeles Point Dume, near road about 2 mile west of US Hwy 101. Comment
  UC557815  Chenopodium californicum Nell Murbarger 1936-3-1 109 Los Angeles San Clemente Island; mesa top and e side of island Comment
  RSA729382  Chenopodium fremontii R. G. Swinney 1998-7-14 6457 Los Angeles north slope of Pine Mountain Ridge, from high point to Prairie Fork, c. 1 mi. SE of Cabin Flat. 1890 Comment
  UCR272957  Chenopodium fremontii R. G. Swinney 2011-7-29 15577 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  CDA23385  Chenopodium hians G. C. Fleischman 1943-8-8 Los Angeles Highway San Gabriel Mountains to Palmdale. 0 Comment
  RSA0058215  Chenopodium leptophyllum R. G. Swinney 2010-6-23 13353 Los Angeles San Gabriel Mountains/Verdugo Mountains: Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  RSA0055990  Chenopodium murale Richard G. Swinney 2010-3-16 11918 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
  LA31620  Chenopodium murale Peter H. Raven; 1959-3-15 Los Angeles Santa Monica Mountains, Point Dume Natural Preserve, just E of Zuma Beach 9 Comment
  RSA601630  Chenopodium pumilio L. C. Wheeler 1967-6-16 9853 Los Angeles San Gabriel Mountains: North side of Sunset Ridge, south of Millard Canyon. 640 Comment
  LA201533  Chenopodium strictum var. glaucophyllum Arthur C. Gibson; 2003-8-28 4895 Los Angeles Santa Monica Mountains, Malibu Creek State Park, Malibu, near beach Comment
  UCR252559  Chlorogalum pomeridianum R. G. Swinney 2010-6-21 13250 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 671 Comment
  NY468359  Chorizanthe parryi var. fernandina C. G. Pringle 1882-5-23 s.n. Los Angeles San Fernando Comment
  UC1303118  Chorizanthe spinosa Ralph Hoffmann 1930-5-19 Los Angeles washes running into southeastern side Muroc Dry Lake (northwestern Los Angeles County); southeastern side Muroc Dry Lake Comment
  UCR186564  Chorizanthe spinosa A. C. Sanders 2006-4-14 32061 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
  LA200757  Chorizanthe staticoides Jonathan Sauer; H. Walter 1973-5-31 5534 Los Angeles Santa Monica Mountains, crest of Santa Monica Mountains above Brentwood Comment
  RSA247431  Chorizanthe staticoides Jack Delaini 1974-5-9 182 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest 716 Comment
  RSA252898  Chorizanthe staticoides Robert F. Thorne 1973-5-11 43556 Los Angeles Along Mt. Emma Road: 1.9 mi W of Little Rock Creek below the dam. 1159 Comment
  SBBG62294  Chorizanthe staticoides R. Hoffmann 1930-6-7 Los Angeles Elizabeth Lake Cyn Comment
  SEINET7042268  Chorizanthe staticoides 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
  UCR177525  Chorizanthe thurberi LeRoy Gross 2005-4-28 2136 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  RSA756121  Chorizanthe xanti var. xanti Orlando Mistretta, Christine Mistretta 2008-4-30 2573 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 19 per TRTP survey, 2008), in the vicinity of Ritter Ridge, S side of Antelope Valley. 1034 Comment
  UCR143393  Chrysanthemum coronarium R. S. Felger 1968-5-9 s.n. Los Angeles Southern Coast, Hermosa Beach, empty lot at 2nd St. and Valley, four blocks from ocean 12 Comment
  UCR204029  Chrysothamnus nauseosus R. G. Swinney 2001-9-15 8153 Los Angeles San Gabriel Mountains, Mt Islip 2515 Comment
  POM122622  Chrysothamnus nauseosus subsp. consimilis Marcus E. Jones 1924-9-14 s.n. Los Angeles Lancaster. Comment
  POM351982  Chrysothamnus nauseosus subsp. hololeucus Norman C. Cooper 1943-11-20 973 Los Angeles Lancaster. Mojave Desert 762 Comment
  UC1186520  Chylismia claviformis subsp. claviformis E. G. Linsley and J. W. MacSwain 1960-5-6 60 -55 Los Angeles 20 mi w Lancaster Comment
  SEINET5344368  Chylismia claviformis subsp. claviformis N. H. Holmgren, P. K. Holmgren 1974-4-6 7639 Los Angeles Antelope Valley, 3 airline miles northeast of Threepoint. 914 Comment
  CATA3442  Cirsium occidentale var. californicum Benjamin J. Dion, Stuart Olshevski 2017-5-3 023 Los Angeles Santa Catalina Island: Channel Side; Empire Landing, between Quarry Haul Rd and Empire Landing Rd 334 Comment
  SBBG43863  Cirsium occidentale var. californicum M. R. Benedict 1971-6-26 Los Angeles near rd 0.5 mi S of Wilson Cove Comment
  CAS-BOT-BC285591  Cirsium occidentale var. occidentale Huron H. Smith 1912-5-26 5004 Los Angeles Avalon Canyon, Santa Catalina Isl. 30 Comment
  POM352177  Cirsium occidentale var. occidentale M. B. Dunkle 1931-4-22 2470 Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  RSA0024629  Cirsium vulgare Duncan S. Bell, Caitlin Elam 2013-6-24 5283 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  UCR217337  Cirsium vulgare David Charlton 2009-9-7 s.n. Los Angeles Western Mojave Desert, Piute Ponds, Edwards Air Force Base, along shores of Ducks Unlimited ponds in SW corner of area 698 Comment
  RSA771556  Cistanthe monandra R. G. Swinney 2009-5-28 10948 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  UCR259040  Cistus incanus R. G. Swinney 2010-6-21 13306 Los Angeles San Gabriel Mountains, 0.2 miles east of Wilson Canyon Saddle, jct. of Santa Clara Truck Trail and Los Pinetos Spring Trail, on south side of Truck Trail 951 Comment
  UCR220091  Cistus monspeliensis Fred M. Roberts, Ian Cain, Chezzy W. Brungraber 2010-5-3 7295 Los Angeles Los Angeles Basin, Montebello Hills, oil field above Sycamore Canyon and North Montebello Blvd, 0.6 km southeast of Paramount Blvd Bridge over Pomona Fwy 138 Comment
  CAS-BOT-BC172437  Clarkia bottae Barbara Shervanick 1974-5-23 1300 Los Angeles Foog of Lodi Canyon, near stream, Pacific drainage, San Gabriel Mts. 396 Comment
  LA200699  Clarkia bottae Harlan Lewis; Margaret Lewis 1946-7-14 34 Los Angeles Santa Monica Mountains, Mullholland Hwy at Alhama Rd Comment
  POM183471  Clarkia cylindrica Joseph A. Ewan 1929-5-25 3490 Los Angeles Ridge amove Providencio Rancho. Santa Monica Mountains. Comment
  CAS-BOT-BC172257  Clarkia cylindrica subsp. cylindrica Timothy S. Ross; Steve Boyd 1993-5-23 7257 Los Angeles Saddle between Red Mtn's long E ridge and a small notched peak (3227 ft), ca 700 m SSW of Plum springs (in upper Clearwater Canyon), Green Valley 7.5' USGS quad., Liebre Mountains 908 Comment
  RSA764298  Clarkia dudleyana Doris Bowers 1957-5-12 430 Los Angeles Arroyo Seco, Pasadena. 305 Comment
  RSA631079  Clarkia epilobioides Louis C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island. 0.3 mile south southeast Isthmus Bench Mark. 122 Comment
  UC930794  Clarkia epilobioides Ira W. Clokey, B. Templeton 1929-5-8 4485 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  OBI70665  Clarkia heterandra Steve Boyd, Lauren Raz 1997-5-20 9795 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 &N23 and &N08 1585 Comment
  CATA1236  Clarkia purpurea subsp. quadrivulnera Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2310 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  LA45557  Clarkia purpurea subsp. quadrivulnera Carl Epling; 1926-4-10 sn Los Angeles Simi Hills - Santa Susana Mountains, Santa Susana Pass Comment
  RSA590553  Clarkia purpurea subsp. quadrivulnera Tim S. Ross, W. Appleby 1993-5-19 7168 Los Angeles Western San Gabriel Mtns: ca.80m S of Wilson Canyon Saddle along old loop road 951 Comment
  LA45504  Clarkia unguiculata A. M. Johnson; 1932-5-30 4093 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  UCR127209  Clarkia unguiculata A. C. Sanders 2003-5-1 26244 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, near Angeles National Forest boundary, c. 0.6 mi. due west of confluence of Bitter and Charlie Canyons 396 Comment
  RSA592843  Claytonia exigua subsp. exigua Steve Boyd, Orlando Mistretta 1996-5-1 8750 Los Angeles Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08. 1524 Comment
  RSA0115267  Claytonia parviflora Richard G. Swinney 2010-6-8 13227 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 100-300m south of Placerita Cyn. in Los Pinetos Cyn. 573 Comment
  RSA578815  Claytonia parviflora subsp. parviflora Timothy S. Ross, Darin Banks 1994-4-13 7548 B Los Angeles Lower Spunky Canyon: easterly slope at the effluence of the canyon into Bouquet Reservoir. 916 Comment
  UC1922236  Claytonia parviflora subsp. parviflora Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 885 Los Angeles Verdugo Mountains; northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines 396 Comment
  RSA621258  Claytonia parviflora subsp. parviflora L. C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mountains: Head of Bear Canyon (off Soledad Canyon) at Santa Clara Divide Road. 1280 Comment
  UCR271053  Claytonia parviflora subsp. viridis R. G. Swinney 2011-6-6 15008 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA0093119  Claytonia perfoliata subsp. mexicana Richard G. Swinney 2011-3-26 14197 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 Canyon. 476 Comment
  RSA466718  Claytonia perfoliata subsp. mexicana L. E. Hoffman s.n. Los Angeles Millard's Canyon, Angeles Forest. Comment
  UC7911  Claytonia perfoliata subsp. mexicana Harley P. Chandler 1897-3-14 Los Angeles Claremont 365 Comment
  RSA466701  Claytonia perfoliata subsp. mexicana E. S. Spalding 1931-4-1 s.n. Los Angeles Monrovia Canyon. Comment
  JEPS60545  Clematis lasiantha Frank W. Peirson 1918-5 51 Los Angeles Millards Canyon 640 Comment
  CATA964  Clematis ligusticifolia Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-21 1830 Los Angeles Santa Catalina Island: Lower Middle Canyon, just below junction of road to Ben Weston Beach 153 Comment
  RSA594641  Clematis ligusticifolia Steve Boyd, Lauren Raz 1996-10-29 9114 Los Angeles Liebre Mountains region, Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1317 Comment
  RSA747297  Clematis ligusticifolia R. G. Swinney 2005-8-5 8376 Los Angeles Caldwell Lake at Mile High, 0.4 mi. west of jct. of 204th St. East and Big Pines Hwy 1561 Comment
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Nov 29 2012
  UC63988  Clematis ligusticifolia Geo. R. Hall Sept 1904 Los Angeles San Antonio Mts., Swartout Canyon Comment
  RSA439944  Cleome lutea A. J. Merrit 1894-05 s.n. Los Angeles Los Angeles, near Downey. Comment
  SBBG32030  Clinopodium douglasii R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -214 Los Angeles lower Bullrush Cyn, Salta Verde Comment
  SBBG66389  Collinsia heterophylla M. N. Ackley -May-1925 Los Angeles Kirby's Cyn, Glendale Comment
  UCR270828  Collinsia parryi R. G. Swinney 2011-5-24 14825 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  RSA0117338  Collinsia parryi Anstruther Davidson 1890-05 s.n. Los Angeles Arroyo, Pasadena. Comment
  UC483206  Constancea nevinii L. R. Abrams and I. L. Wiggins 1931-7-6 378 Los Angeles vicinity Mosquito Harbor; San Clemente Island Comment
  NY643142  Convolvulus arvensis L. T. Chamberlain s.n. Los Angeles Comment
  RSA0002500  Convolvulus peirsonii F. W. Peirson 1923-5-27 3537 Los Angeles On north bank of canyon of Rock Crrek, north base of San Gabriel Mts. Comment
  SEINET10808296  Conyza bonariensis David B. Dunn 1949-7-15 Dunn s.n. Los Angeles Growing at U.C.L.A. in soil collected at #3 weather station in the Red hills about 1 mile south of the Bursum Triangulation Point, Socorro county, New Mexico. Comment
  RSA604493  Conyza canadensis L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, Old Point Comfort. Comment
  RSA646130  Conyza canadensis Orlando Mistretta 1992-9-14 805 Los Angeles San Gabriel Mountains: North Fork Saddle. Tujunga Ranger District. Comment
  UCR210242  Conyza canadensis R. G. Swinney 2008-10-22 9661 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  CAS-BOT-BC286122  Conyza canadensis J. H. Thomas 1956-9-29 6457 Los Angeles Pasadena 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
  RSA412316  Cordylanthus maritimus subsp. maritimus Anstruther Davidson 1893-5-28 s.n. Los Angeles Long Beach Comment
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Nov 5 2007
  PASA91  Cordylanthus rigidus subsp. brevibracteatus Frank W. Peirson 1921-11-12 Los Angeles Collin's Ranch, north slope Liebre Mts., about 4000ft. 1219 Comment
  RSA412290  Cordylanthus rigidus subsp. setiger F. R. Fosberg 1931-8-10 S 5625 Los Angeles Lower Pine Flats, First Camp, N fork San Gabriel Canyon 1500 Comment
  UCR163956  Coreopsis B. G. Pitzer 1998-5-12 3681 Los Angeles Western Mojave Desert, c. 18 mi. north of Adelanto, on 240th Street East, c. 2.8 mi north of intersection with El Mirage Road (= Avenue 'P'), and 3.2 mi. south of Avenue 'J 953 Comment
  PASA414  Coreopsis bigelovii Stason 1929-5-20 Los Angeles Mohave desert near Adelanto Comment
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Jun 24 2016
  UCR223167  Coreopsis bigelovii R. G. Swinney 2009-5-20 10811 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  UCR50994  Coreopsis bigelovii A. C. Sanders, E. J. Lawlor 1988-4-3 7751 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
  POM355971  Coreopsis californica J. Aug Kusche 1929-4-14 s.n. Los Angeles Little Rock, Mohave Desert. Comment
  UCR143403  Coreopsis gigantea F. R. Fosberg 1931-3-27 S- 4420 Los Angeles Channel Islands, Pebble Beach Road, Santa Catalina Island 50 Comment
  RSA176514  Coreopsis gigantea Peter H. Raven 1960-3-15 13852 Los Angeles Point Dume, Santa Monica Mtns. 23 Comment
  UCR127885  Coreopsis tinctoria Mark A. Elvin, Kim Marsden 2003-8-8 2972 Los Angeles Santa Clarita Valley, Newhall Ranch, Santa Clara River, c. 100 m east of the Ventura Co. line 290 Comment
  CHSC110165  Corethrogyne filaginifolia Scott Sundberg; Linda Hardison 1986-9-19 3272 Los Angeles Along Interstate 5, S of Newhall, 1.3 mile N of the turnoff to N14 to Palmdale. Comment
  JEPS31109  Corethrogyne filaginifolia Ernest C. Twisselmann 1961-10-31 6682 Los Angeles Leona Valley Liebre Mountains, Leona Valley 929 Comment
  JEPS41860  Corethrogyne filaginifolia Frank W. Peirson 1918-10-15 229 Los Angeles Summit Sister Elsie Peak; San Gabriel Mts. Comment
  SFV5521  Corethrogyne filaginifolia W. A. Kelley Sep 1968 s. n. Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  UC895247  Corethrogyne filaginifolia L. R. Abrams 1916-10-31 6367 Los Angeles Fremont's Pass Comment
  POM356133  Corethrogyne filaginifolia var. filaginifolia Fordyce Grinnell Jr. 1915-9-6 s.n. Los Angeles Low hills, near Pasadena Comment
  RSA233380  Corethrogyne filaginifolia var. filaginifolia Arthur C. Gibson, Linda Gibson 1972-3-4 2770 Los Angeles Dume Road near Point Dume. Comment
  POM75767  Corethrogyne filaginifolia var. peirsonii M. Canby 1925-11-28 13 Los Angeles So. side of Newhall Grade. Comment
  RSA603819  Corethrogyne filaginifolia var. peirsonii Steve Boyd 1997-9-17 10035 Los Angeles Liebre Mountains Region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  POM34143  Cotula australis George B. Grant 1905-4-3 s.n. Los Angeles Pasadena. Comment
  RSA423458  Crassula connata var. erectoides Ora M. Clark 1929-3-24 1795 Los Angeles Santa Susana Mtns. Comment
  RSA533977  Crassula connata var. erectoides Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5179 Los Angeles San Clemente Island. 1100 feet SSW of Twin Dams, 1450 feet NNW of Bolder marker. 491 Comment
  RSA592154  Crassula tillaea L. C. Wheeler 1967-5-7 9286 Los Angeles San Gabriel Mountains. Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon. 625 Comment
  UCR93328  Cressa truxillensis Scott D. White 1996-5-15 4037 Los Angeles Southern Coastal region, Marina Del Rey Area; Ballona Creek floodplain W of Lincoln Blvd. & south of Jefferson Blvd. 3 Comment
  UC1281095  Crossosoma californicum H. E. McMinn 1924-7-1 1309 Los Angeles Catalina Is. Comment
  UCR227641  Crossosoma californicum R. F. Thorne 1968-2-25 37915 Los Angeles Channel Islands, Santa Catalina Island, Cherry Valley 49 Comment
  RSA639736  Croton californicus L. C. Wheeler 1969-3-9 s.n. Los Angeles San Gabriel Mountains: Ridge between mouth of Big & Little Dalton Canyon. 350 Comment
  RSA552450  Croton californicus var. mohavensis D. Charlton, Mark Hagan 1989-6-14 3255 Los Angeles West of south gate, sled track, Edwards Air Force Base. 701 Comment
  SFV2078  Croton setiger K. A. Wilson 1961-4-27 1164 Los Angeles San Gabriel Mountains Soledad Canyon. Base of small canyon adjacent to Bee Canyon. 610 Comment
  RSA678872  Crypsis schoenoides Julie Greene 1997-9-12 s.n. Los Angeles Intersection of Pacific Coast Highway/ Studebaker Rd., near Long Beach Marina. Salt marsh and seasonal freshwater wetland 5 Comment
  UC55366  Cryptantha clevelandii J. H. Barber 1898-3-20 Los Angeles South Beach Comment
  RSA774595  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2010-6-10 5293 Los Angeles North Fork Mill Creek. Forest Service Route 3N27, 2.55 air miles SW of intersection with Forest Route 3N17 (Mt. Gleason Road), along Southern California Edison transmission line corridor. 1295 Comment
  SBBG97038  Cryptantha intermedia S. Boyd with T. Ross, L. Arnseth 1990-4-8 4363 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  SBBG98414  Cryptantha intermedia T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5294 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 274 Comment
  UC78411  Cryptantha intermedia Rev. J. C. Nevin Los Angeles San Fernando Comment
  POM338020  Cryptantha intermedia F. R. Fosberg 1932-6-18 10687 Los Angeles head of Pine Canyon 572 Comment
  POM3893  Cryptantha intermedia C. F. Baker 1903-4-1 4137 Los Angeles Claremont Comment
  UCR265522  Cryptantha micromeres Dan S. Cooper 2015-4-3 315- 19 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Los Angeles, Skyline Trail 244 Comment
  RSA657162  Cryptantha micromeres Joseph M. Keefe 1978-4-28 22845 A Los Angeles Verdugo Mountains; Henderson Canyon, Mesa Lila Fire Road, 1 Km west of El Lado Road, under Edison Power Line, La Crescenta. 488 Comment
  RSA674781  Cryptantha microstachys Scott D. White, Kent Hughes 2000-5-16 7849 Los Angeles San Gabriel Mts.: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  SBBG117931  Cryptantha microstachys C. F. Millspaugh 1920-3-14 4783 Los Angeles Fisherman's Cove Comment
  RSA762139  Cryptantha microstachys Orlando Mistretta, Christine Mistretta 2008-5-15 3065 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 75 per TRTP Survey 2008), W fork of the San Gabriel River, Shortcut Cyn. 1200 Comment
  RSA0092501  Cryptantha muricata R. G. Swinney 2011-6-22 15246 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy. 1780 Comment
  UCR258494  Cryptantha muricata R. G. Swinney 2010-5-29 13017 Los Angeles San Gabriel Mountains, May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar 939 Comment
  RSA499692  Cryptantha muricata H. de Forest, George R. Johnstone 1925-5-16 s.n. Los Angeles Hollywood Mt. Comment
  RSA0079315  Cryptantha muricata var. jonesii T. S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-8 2956 b 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
  RSA0079555  Cryptantha muricata var. muricata Timothy S. Ross, Steve Boyd 1994-5-25 7941 Los Angeles Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit. These collections from 600-800 m WSW of summit. Liebre Mountains. Head of Necktie Canyon. 1060 Comment
  RSA0079605  Cryptantha muricata var. muricata John Dittes 2006-5-30 1374 Los Angeles Western Transverse Range, San Gabriel Mtns, Big Tujunga Canyon, 3.7 air miles NE of Verdugo Hills High School, 2.5 air mile SW of Condor Peak, 2.5 air miles SSE of Mt. McKinley. 529 Comment
  RSA595937  Cryptantha nevadensis var. rigida L. C. Wheeler 1967-5-12 9421 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA748898  Cryptantha nevadensis var. rigida R. G. Swinney 2008-5-13 8866 Los Angeles Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  UCR185567  Cryptantha nevadensis var. rigida A. C. Sanders 2007-4-25 33572 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  UCR203205  Cryptantha nevadensis var. rigida R. G. Swinney 2005-5-21 8246 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  RSA643167  Cryptantha nevadensis var. rigida Orlando Mistretta 1994-4-15 1055 Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Santiago Creek Section. 1188 Comment
  UCR169413  Cryptantha oxygona R. G. Swinney 1996-5-27 4739 Los Angeles Eastern San Gabriel Mtns, east of Table Mountain and NW of Wright Ridge 2274 Comment
  UCR205621  Cryptantha oxygona R. G. Swinney 2008-5-12 8834 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
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Dec 4 2012
  SEINET3083596 Image available Cryptantha pterocarya J. Harry Lehr 1971-4-12 328 Los Angeles North side Rt. 138, 7.1 mi. east of Pear Blossom. Comment
  UC573070  Cryptantha pterocarya H. L. Mason 1932-4-1 6866 Los Angeles 1 mi e Lancaster; Mojave Desert Comment
  SBBG24566  Cryptantha pterocarya var. pterocarya R. N. Philbrick 1966-4-23 Los Angeles 145th Street, E of Alpine Butte Wildlife Sanctuary and N of Pearblossom Comment
  RSA0008568  Cryptantha traskiae P. H. Raven 1962-4-11 17271 Los Angeles All over large dune on coast north of a point due west of Wall 2, San Clemente Island 9 Comment
  SEINET10682292  Cucurbita Heidi H. Schmidt 1999-10-14 Schmidt 3839 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  RSA719132  Cuscuta Naomi Fraga 2001-4-20 16 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  CAS-BOT-BC224481  Cuscuta californica Geo. B. Grant 1906-4-2 6607 Los Angeles Altadena near Pasadena Comment
  RSA409688  Cuscuta californica Richard Arnold 1984-8-10 1031 Los Angeles LAX dunes, Playa del Rey (El Segundo Blue survey) Area V2 Comment
  RSA250488  Cuscuta californica var. californica R. F. Thorne, John Dourley 1967-10-10 37351 Los Angeles Angeles National Forest: Blue Ridge. 2256 Comment
  SD90524  Cuscuta californica var. californica Robert F. Thorne, J. Dourley 1967-10-10 37351 Los Angeles San Gabriel Mountains; Angeles National Forest; Blue Ridge. Comment
  LA200236  Cuscuta salina var. major Jonathan Sauer; H. N. Sauer, L. Birindelli, D. Birindelli 1968-11-23 4368 b Los Angeles SANTA MONICA MOUNTAINS, Malibu Lagoon and salt marsh 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
  UCR129501  Cuscuta subinclusa A. C. Sanders, Mark Elvin 2002-6-20 25222 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  RSA330808  Cycladenia humilis var. venusta Wayne E. Sawyer 1981-6-16 40 Los Angeles San Gabriel Mtns., Angeles National Forest: Crest trail, 0.25 mi. SE of Little Jimmy Spring and 1.2 mi. W of Mt. Hawkins. 2346 Comment
  RSA0065373  Cycladenia humilis var. venusta S. Granger 1974-7-21 s.n. Los Angeles Angles Crest Hwy., Lmi. E. Windy Gap. 2133 Comment
  POM11945  Cynodon dactylon H. S. Yates 1914-5-22 s.n. Los Angeles Near Long Beach. Comment
  SBBG128301  Cynodon dactylon M. L. Hoefs 1991-4-8 1085 Los Angeles side cyn (Rattlesnake Cyn) of upper Avalon Cyn 146 Comment
  UC816662  Cynodon dactylon L. W. Nuttall 285 Los Angeles Santa Catalina Island Comment
  RSA0077378  Cynodon dactylon Orlando Mistretta 1994-5-13 s.n. Los Angeles San Gabriel Mountains: Little Rock Management Unit; LIttle Rock Section. Comment
  RSA0104981  Cyperus Steven A. Junak 1999-7-17 SCa- 1068 Los Angeles Santa Catalina Island. At W end of Rig Field, plant stop. 213 Comment
  RSA608457  Cyperus erythrorhizos L. C. Wheeler 1946-9-2 6339 Los Angeles San Gabriel Mountains: West Fork San Gabriel Canyon, 0.5 mile W of Bear Creek. 518 Comment
  RSA365125  Cyperus involucratus T. S. Clare 1929-4-13 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  RSA758709  Cyperus involucratus R. G. Swinney 2008-12-2 9904 Los Angeles mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 165 Comment
  RSA751261  Cyperus niger A. C. Sanders, Dan S. Cooper 2008-1-11 34416 Los Angeles Long Beach, El Dorado Park, near 605 Fwy, Willow St. and the San Gabriel River 1 Comment
  POM211782  Cyperus squarrosus L. C. Wheeler 1933-10-22 2193 Los Angeles San Gabriel Mountains, Crystal Lake 1707 Comment
  RSA229195  Cystopteris fragilis R. F. Thorne, C. W. Tilforth 1971-6-30 40791 Los Angeles San Gabriel Mountains. 1554 Comment
  SEINET10486084  Dalea schottii David B. Dunn, Harold L. Lint 1948-1-24 Dunn 3614 Los Angeles Found in an area of some die bach but generally of new foliage growth in the Lower areas of water collection. Other plants not leafed out yet, but definitely Living; probably one of the most drought resistent plants. Comment
  UCR243017  Datisca glomerata R. G. Swinney 2009-8-6 11519 Los Angeles Transverse Range; San Gabriel Mountains, Lodi Canyon Falls, first major waterfall up canyon from confluence with San Dimas Canyon, San Dimas Experimental Forest 476 Comment
  RSA286787  Datisca glomerata R. F. Thorne, Larry E. DeBuhr 1974-6-28 44772 Los Angeles Datisca gully, c. 2 mi. S of Islip Saddle in steep gully on W-facing slope of Mt. Islip 1828 Comment
  PASA2127  Datura meteloides Ruth Johnson Los Angeles Arroyo Seco Comment
  SBBG98088  Daucus pusillus T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5131 Los Angeles 1400 ft SSE of Jack (not Jack Pt), 1350 ft NW of mouth of Larkspur Cyn 144 Comment
  UC1605445  Daucus pusillus Tim Ross and Steve Boyd 1993-5-23 7254 Los Angeles ca. 700 meters s.-s.w Plum Spring (in upper Clearwater Canyon) (saddle between Red Mt's. long e. ridge and a small notched peak (3227 ft)); Green Valley U.S.G.S. 7.5' Quad., n.w. Los Angeles Co., Lieb 896 Comment
  SBBG17279  Deinandra fasciculata M. Vincent 1962-6-18 262 Los Angeles Mulholland Hwy, 1.5 mi W of Old Topanga turn off Comment
  RSA0085303  Delphinium cardinale R. G. Swinney 2010-8-26 13599 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  RSA683816  Delphinium cardinale A. C. Sanders 2003-5-26 26840 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
  CAS-BOT-BC126744  Delphinium parishii R. G. Swinney 2009-5-12 10715 Los Angeles Transverse Range; San Gabriel Mtns.: Alimony Ridge, 0.3 mi. SE of junction of Alimony Ridge and Alimony Ridge Rd. 1253 Comment
  RSA515180  Delphinium parishii Steve Boyd 1986-3-31 1577 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  RSA524175  Delphinium parishii Tim S. Ross, Steve Boyd 1990-6-6 2872 Los Angeles Piru Pond: Los Padres National Forest. 645 Comment
  RSA778743  Delphinium parishii subsp. parishii Orlando Mistretta, Christine Mistretta 2010-6-4 5251 Los Angeles Monte Cristo Canyon (tributary of Mill Creek Canyon), 3.0 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  IRVC26966  Delphinium parryi A. C. Sanders 2003-4-28 26090 Los Angeles Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon Western San Gabriel Mtns. 427 Comment
  UCR153976  Delphinium parryi A. C. Sanders, T. B. Salvato 2005-4-26 29750 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita, south of Plum Canyon at end of Canyon Crest Dr., NW of mouth of Mint Canyon 488 Comment
  RSA724604  Delphinium parryi K. Dobry 1992-10-25 d- 1069 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  SBBG31204  Delphinium parryi subsp. maritimum R. F. Thorne with M. Z. Thorne 1966-6-2 Los Angeles Hay Press area [Haypress] 426 Comment
  UC1293681  Delphinium parryi subsp. parryi P. C. Everett and E. K. Balls 1959-6-2 23833 Los Angeles steep rocky burned over slopes 1 mi ne entrance to Stokes Canyon; Santa Monica Mountains 228 Comment
  CAS-BOT-BC116419  Delphinium patens subsp. hepaticoideum T. Ross 1992-5-8 6300 Los Angeles San Gabriel Mtns: Glendor Ridge Road; steep northerly slope overlooking Coldwater Canyon to the N; 1246 Comment
  RSA400040  Delphinium patens subsp. hepaticoideum L. E. Hoffman 1929-5-15 s.n. Los Angeles Pacoima Canyon. Comment
  UCSB33257  Delphinium patens subsp. hepaticoideum Miller, Brian 1963-6-15 Los Angeles Singing Springs, Mill Creek Canyon San Gabriel Mts. 1219 Comment
  RSA783870  Delphinium variegatum subsp. kinkiense Bart O'Brien, Jason Koontz, Bryan Munson 2012-4-23 2012 12 B Los Angeles San Clemente Island. Twin Dams. N-NE facing slope. 468 Comment
  RSA652536  Dendromecon rigida Mike Maculsay 1981-5-2 29 Los Angeles West Fork San Gabriel River, 4 miles west of CA Hwy 39, along north side of fireroad on canyon bottom away from water. Canyon trailhead is 11.5 miles north of intersection of Hwy 39 and Sierra madre Ave. in [Azusa]. 610 Comment
  POM265  Dendromecon rigida subsp. rigida J. F. Illingworth 1898-04 5 Los Angeles Claremont. 366 Comment
  RSA0034902  Dentaria californica L. Scott Ranger 1969-1-14 None Los Angeles Santa Monica Mtns., Stunt Cnyn below Saddle Peak 426 Comment
  CAS-BOT-BC43490  Descurainia sophia Ira L. Wiggins 1966-5-15 20594 Los Angeles Mohave Desert. Desert wash immediately east of J.F.L. Motel. Pearblossom. Comment
  RSA717055  Descurainia sophia Andrea Edwards, Pam De Vries 2006-4-11 71 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA433541  Dicentra chrysantha Bonnie C. Templeton, C. B. Clokey, I. W. Clokey 1930-5-13 s.n. Los Angeles North end of Bouquet Canyon. Comment
  POM97782  Dicentra chrysantha Marcus E. Jones 1903-6-28 s.n. Los Angeles Mountains near Pasadena Comment
  RSA0080428  Dicentra chrysantha R. G. Swinney 2011-6-29 15369 Los Angeles Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground. 1082 Comment
  CATA1098  Dichelostemma capitatum Mark L. Hoefs 1995-5-23 2052 Los Angeles Santa Catalina Island: Middle Canyon near junction of Middle Canyon Road and road to Camp Cactus 118 Comment
  UC843601  Dichelostemma capitatum C. F. Baker 1904-4-22 4764 Los Angeles Monrovia Comment
  RSA213427  Dichelostemma capitatum subsp. capitatum Reid V. Moran 1941-2-17 580 Los Angeles West slope of arroyo, Middle Ranch, San Clemente Island 500 Comment
  UC1023432  Digitaria ciliaris J. C. and A. R. Roos 1950-9-16 4989 Los Angeles 1700 Westwood Blvd. Los Angeles 60 Comment
  IRVC26149  Digitaria sanguinalis L. C. Wheeler 1945-10-30 6164 Los Angeles Kinneloa Canyon San Gabriel Mtns. 366 Comment
  RSA0019268  Dimorphotheca ecklonis Scott D. White 1997-3-12 4738 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach. 7 Comment
  UCR265527  Dimorphotheca sinuata Dan S. Cooper 2015-4-3 415- 20 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Los Angeles, Skyline Trail 244 Comment
  SBBG133428  Dissanthelium californicum E. Englert, E. Howe, E. Mullen, J. D. Griffiths 2010-4-20 SERG 10 -39 Los Angeles SWAT 1 lowest terrace, directly W of MOUT ca. 50 m away from surf, rd 30 m W and Rd 50m N, near 4ft tall pointed rock pile 1 Comment
  CATA2982  Distichlis littoralis Peter J. Dixon 2015-2-19 014 Los Angeles Santa Catalina Island: Two Harbors at Ballast Point 1 Comment
  SEINET10564504  Distichlis spicata var. stricta LeRoy R. Abrams 1902-6-9 Abrams 2499 Los Angeles Playa del Rey, salt marsh. Comment
  UCD65155  Dodecatheon clevelandii subsp. insulare G. L. Webster; M. Hoeff, R. Thorne, J. M. Tucker 1992-3-30 7758 Los Angeles CATALINA ISLAND: slopes of Black Jack Mt., locally common in grassy clearings. 450 Comment
  UCR14466  Dodecatheon redolens George K. Helmkamp 1974-6-2 s.n. Los Angeles San Gabriel Mtns, near summit of Calif. Hwy 39 2012 Comment
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Nov 29 2010
  RSA286782  Draba albertina R. F. Thorne, Larry E. DeBuhr 1974-6-28 44748 Los Angeles ANGELES NATIONAL FOREST: Lily Springs area on N slope of Mt. Hawkins, drainage of S Fork Big rock Creek 2439 Comment
  RSA330811  Draba albertina Wayne E. Sawyer 1981-6-16 42 Los Angeles SAN GABRIEL MOUNTAINS, ANGELES NATIONAL FOREST: Lily Spring 2454 Comment
  POM156291  Drymocallis glandulosa var. reflexa L. R. Abrams 1902-6-30 2585 Los Angeles Strains camp. Mt. Wilson. Comment
  UC212610  Drymocallis lactea var. lactea I. M. Johnston 1918-7-6 2066 Los Angeles Prairie Fork San Gabriel River San Antonio Mountains, Prairie Fork San Gabriel River 2133 Comment
  IRVC26193  Dryopteris arguta Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2926 Los Angeles Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. Santa Susana Mtns. 915 Comment
  LA200098  Dryopteris arguta Lawrence L. Kiefer; 1966-3-12 1681 Los Angeles SANTA MONICA MOUNTAINS, Zuma Canyon, E-fork, ca 0.75 mi S of Calamigos. 487 Comment
  LA200115  Dryopteris arguta Lawrence L. Kiefer; 1963-6-9 546 Los Angeles SANTA MONICA MOUNTAINS, Encinal Canyon 182 Comment
  RSA199021  Dryopteris arguta W. M. Gauntt 1966-4-16 151 Los Angeles Glendora Mt. Road, 1/2 mi past fork to Mt. Baldy. 914 Comment
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Nov 6 2015
  UC150399  Dryopteris arguta C. F. Baker 1904-4-22 4168 Los Angeles Monrovia Comment
  RSA693688  Dryopteris arguta Kenneth A. Wilson, Robert Gustafson 1994-5-13 2413 Los Angeles Santa Monica Mountains national Recreation Area; Upper Franklin Canyon Reservoir Comment
  RSA693696  Dryopteris arguta Thekla Mohr 1911-07 158 Los Angeles Los Angeles County Comment
  SD82352  Dryopteris arguta L. H. Cook Unknown Los Angeles Big Dalton Canyon Comment
  SEINET10568355  Dryopteris arguta David B. Dunn 1937-2-28 Dunn s.n. Los Angeles Monrovia Canyon. Comment
  SD241166  Duchesnea indica A. C. Sanders, Andy Thompson 2003-4-15 26010 Los Angeles NE end of Santa Susana Mountains: Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence (Newhall 7.5'Q) 381 Comment
  JEPS49946  Dudleya densiflora J. T. Howell 1928-6-12 Los Angeles Fish Canyon San Gabriel Mtns Comment
  RSA612311  Dudleya densiflora L. C. Wheeler 1932-7-9 951 Los Angeles San Gabriel Mountains: Rogers [Roberts] Canyon. 441 Comment
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Jan 19 2007
  CAS-BOT-BC428398  Dudleya lanceolata Alice Eastwood 1919-5-29 9009 a Los Angeles San Gabriel Canyon Comment
  UCR194008  Dudleya lanceolata R. G. Swinney 1998-8-17 6768 Los Angeles San Gabriel Mtns., upper Coldwater Canyon at NE end of Heaton Flat Trail 1372 Comment
  UCR200203  Dudleya lanceolata Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 896 Los Angeles Transverse Ranges; Verdugo Mountains, northwest side, northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of 210 Fwy and west of fire road, south (above) water tank 488 Comment
  CAS-BOT-BC428399  Dudleya lanceolata D. A. Johansen; Reid V. Moran 1932-8-15 s.n. Los Angeles Banks of San Gabriel River in San Gabriel Canyon Comment
  UCD101934  Dudleya multicaulis Daryl Koutnik 1978-3-27 177 Los Angeles Johnson's Pasture in Live Oak Canyon drainage at north end of Mountain Ave, Claremont. 579 Comment
  UCSB6847  Dudleya multicaulis 1940-5-17 Los Angeles San Dimas Exp. Forest; Wolfskill Road Comment
  CAS-BOT-BC109761  Dudleya virens Jim Dice; Rowena Thompson; Bob Thompson 1983-6-7 350 Los Angeles Palos Verdes Hills, southeast edge of Portuguese Bend, ca. 0.6 km. south of Palos Verdes Drive South. 36 Comment
  RSA598228  Dudleya virens James C. Dice 1983-6-7 351 Los Angeles Point Vicente, 0.4 km east of lighthouse, along south edge of Palos Vedes Drive South 67 Comment
  UC1015145  Dudleya virens Reid Moran 1949-2-8 3151 Los Angeles Whites Landing Santa Catalina Island Comment
  CAS-BOT-BC109751  Dudleya virens subsp. insularis Reid Moran 1941-5-27 874 Los Angeles Ocean bluff 0.25 mile east of Point Vicente. Comment
  SFV6945  Dysphania ambrosioides T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 630 Los Angeles Santa Monica Mountains Malibu Creek at Tapia Park. 137 Comment
  RSA0057893  Dysphania botrys Richard G. Swinney 2010-9-7 13686 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  UCR230591  Dysphania multifida Mike Misenhelter 2011-8-9 s.n. Los Angeles San Gabriel Valley, Walnut, along south side of Hwy 60 near Walnut Dr. and east of the Fairway exit, near Royal Vista Golf Course 159 Comment
  UCSB3670  Ehrendorferia chrysantha Foster, R. 1937-6-2 Los Angeles Evey Canyon, northeast of Claremont Comment
  CAS-BOT-BC221640  Ehrharta calycina Tim Ross 1993-4-22 6877 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); northeasterly slope 100 meters due N of summit 467 Comment
  UCR261761  Eleocharis R. G. Swinney 2010-9-13 13838 Los Angeles San Gabriel Mountains, c. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek 1244 Comment
  SEINET13384076 Image available Eleocharis macrostachya R. G. Swinney 2011-1 15297 Los Angeles Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  LA202621  Eleocharis parishii Arthur C. Gibson; 2006-9-4 5136 Los Angeles Simi Hills, NW corner of Roscoe Blvd and Valley Circle Blvd, about 200 m from the SW edge of Chatsworth Reservoir property Comment
  RSA602451  Eleocharis parishii Scott D. White 1997-5-14 5127 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 351 Comment
  POM184661  Eleocharis parishii L. C. Wheeler 1932-8-28 1302 Los Angeles Puddingstone Canyon, San Jose Hills, S. San Dimas. 259 Comment
  UCR125918  Elymus condensatus A. C. Sanders, Mark Elvin 2002-6-19 25179 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, head of 'Adobe Cyn.' and pass into 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 335 Comment
  UCR179450  Elymus elongatus R. G. Swinney, Dave Larson 1996-7-17 5116 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  RSA0081134  Elymus elymoides R. G. Swinney 2010-6-1 13097 Los Angeles San Gabriel Mountains: lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy. 1098 Comment
  UCR276826  Elymus elymoides R. G. Swinney 2010-5-21 12875 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  UCR281665  Elymus elymoides subsp. californicus R. G. Swinney 2014-4-23 16187 Los Angeles San Gabriel Mountains/Mojave Desert, Bob's Gap Rd. east of Valyermo at Bobs Gap, near Lime Kiln in wash bottom, c. 30 meters east of 165th Street 1232 Comment
  RSA0083012  Elymus glaucus R. G. Swinney 2010-9-7 13730 Los Angeles NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks. 1768 Comment
  RSA578138  Elytrigia intermedia subsp. intermedia Timothy S. Ross 1993-5-19 7172 Los Angeles Western San Gabriel Mountains: ca 120 meters ESE of Wilson Canyon Saddle along old Forest Service loop road. 960 Comment
  CATA256  Emmenanthe penduliflora Mark L. Hoefs, A. Douglas Propst 1973-5-4 260 Los Angeles Santa Catalina Island: By West End Road, near Lyon's Head Point 70 Comment
  UC1349036  Emmenanthe penduliflora Robert F. Thorne and P. Everett 1965-5-11 34582 Los Angeles N side of N beach of Little Harbor; Santa Catalina Island 15 Comment
  UC147929  Emmenanthe penduliflora C. F. Baker 1909-4-19 5298 Los Angeles Claremont Comment
  CAS-BOT-BC131212  Encelia californica L. R. A. 1899-3-1 366 Los Angeles Ballona Harbor Comment
  HSC101313  Encelia californica R. G. Swinney 2009-3-19 10141 Los Angeles San Gabriel Mtns. Foothills; Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, ~100 m north of Hwy. 39 230 Comment
  RSA0053894  Encelia farinosa R. G. Swinney 2010-2-27 11770 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
  SEINET10618310  Encelia farinosa David B. Dunn, Harold L. Lint 1948-1-24 Dunn 3611 Los Angeles Found in a low part where the rain had collected. Comment
  SDSU21082  Ephedra nevadensis Ian Cain, Ryan Gilmore, Bruce Lund 2010-4-16 1391 Los Angeles North west of Lancaster just south of Kern County border. .97km north along 150th Street from intersection with W Avenue 791 Comment
  RSA597978  Ephedra viridis L. C. Wheeler 1970-3-28 s.n. Los Angeles Liebre Mountains. 1 mi. south of Ravenna, Father Garrett's Boys Ranch 793 Comment
  SEINET3868663  Ephedra viridis Timothy S. Ross 1995-4-26 8385 Los Angeles Liebre Gulch: along Forest Service Road 8N05 descending into the gulch from the Tumble Inn (site) on the Old Ridge Route. USGS 7.5' Liebre Mtn Quadrangle.; 0 1024 Comment
  UCR272554  Epilobium brachycarpum R. G. Swinney 2011-10-27 15896 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  UCR132295  Epilobium canum John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect one 381 Comment
  UCR202718  Epilobium canum R. G. Swinney 2001-8-18 8059 Los Angeles San Gabriel Mtns., Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge 2257 Comment
  RSA609118  Epilobium canum subsp. canum Louis C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mountains: Roberts Canyon at Silver Fish Truck Trail. 640 Comment
  UC205223  Epilobium canum subsp. canum R. L. Pendleton 1909-7-2 1379 Los Angeles road e Avalon; Santa Catalina Id. 6 Comment
  CAS-BOT-BC171929  Epilobium canum subsp. latifolium F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Mt. Wilson Ridge, San Gabriel Mountains 1767 Comment
  LA206130  Epilobium canum subsp. latifolium F. R. Fosberg; Joseph Andorfer Ewan 1931-8-11 4985 Los Angeles San Gabriel Mountains, 1 mi. above Big Cienega, Islip Trail 2057 Comment
  RSA774176  Epilobium canum subsp. latifolium R. G. Swinney 2009-7-22 11322 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  RSA713805  Epilobium ciliatum Valerie L. Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1363 Los Angeles Intersection of North Beaudry Mtwy and Deer Creek. 518 Comment
  LA201819  Epilobium ciliatum subsp. ciliatum Arthur C. Gibson; 2003-6-20 4945 Los Angeles 365 Comment
  RSA247918  Epilobium ciliatum subsp. glandulosum Joseph A. Ewan 1936-7-22 9799 Los Angeles Big Pines Meadow, San Gabriel Mountains. 2073 Comment
  RSA748886  Epilobium glaberrimum R. G. Swinney 2001-8-11 8035 Los Angeles Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap. 2375 Comment
  RSA755849  Epilobium glaberrimum R. G. Swinney 2008-7-2 9139 Los Angeles north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon. 1939 Comment
  UCR202701  Epilobium glaberrimum R. G. Swinney 2001-8-11 8035 Los Angeles San Gabriel Mtns., Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap 2375 Comment
  CAS-BOT-BC167380  Equisetum hyemale A. C. Sanders; Mark A. Elvin 2002-8-26 25583 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed: Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near Airport Mesa 305 Comment
  UC1870338  Equisetum hyemale subsp. affine LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 719 Los Angeles [Transverse Ranges; Verdugo Mountains region]; South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 576 Comment
  UCR223555  Equisetum laevigatum R. G. Swinney 2009-6-2 10997 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  SBBG128764  Equisetum telmateia subsp. braunii M. L. Hoefs 1995-5-23 2075 Los Angeles lower Middle Ranch Cyn, near rd to Bullrush Cyn 115 Comment
  UCR277060  Eragrostis mexicana R. G. Swinney 2011-9-22 15664 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  RSA214244  Eragrostis mexicana subsp. virescens L. C. Wheeler 1931-9-1 47 Los Angeles 2 miles north of Claremont 412 Comment
  SEINET239013 Image available Eragrostis orcuttiana Beecher Crampton 1965-10-27 7589 Los Angeles Ca. 2.6 miles southwest of Saugus US Hwy 99 Comment
  UC407301  Eremocarpus setiger LeRoy Abrams 1902-8-20 2966 Los Angeles near Inglewood Comment
  RSA569471  Eremocarpus setiger E. A. Purer 1932-8-31 4864 Los Angeles Palos Verdes Hills. Comment
  SEINET12141703  Eremocarpus setiger I. W. Clokey, Templeton, B. 1929-1 4599 Los Angeles Westwood. Mandeville Canyon, Santa Monica Mountains 200 Comment
  RSA0104861  Eriastrum densifolium subsp. austromontanum T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3885 Los Angeles Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1488 Comment
  UCR84579  Eriastrum densifolium subsp. densifolium T. S. Ross 1992-7-17 6720 Los Angeles San Gabriel Mtns., Summit of Condor Peak. 1660 Comment
  SEINET6349437  Eriastrum densifolium subsp. densifolium Elizabeth F. Sprague 1968-1 s.n. Los Angeles at Vincent, junc. of Hwy 14 & N3, S of Palmdale Comment
  CAS-BOT-BC187954  Eriastrum rosamondense Ralph Hoffmann 1930-4-29 s.n. Los Angeles Lancaster Comment
  RSA0043242  Eriastrum rosamondense LeRoy Gross 2005-5-19 2295 Los Angeles South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway. Started at Ave A., Near 34.820450N, 118.16535W then walked south to 34.81703N, 118.16403W. 715 Comment
  JEPS120293 Image available Eriastrum rosamondense David Gowen 2010-5-12 1110 Los Angeles Northwest of Lancaster at the southwest quadrant of West Avenue D and 30th Street West. Comment
  JEPS116987  Eriastrum sapphirinum David Gowen 2008-6-20 957 Los Angeles Along dirt road heading north from Plum Canyon Road. 613 Comment
  UCR166708  Eriastrum sapphirinum Scott D. White, Jennifer H. Jones 2005-6-23 11147 Los Angeles San Gabriel Mtns, Acton area. South of Powerline access road (ANF 4N32), between Arrastre Canyon and Moody Canyon 1098 Comment
  RSA0122861  Eriastrum sapphirinum subsp. brevibracteatum R. G. Swinney 1999-6-18 7280 Los Angeles San Gabriel Mtns.: Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1683 Comment
  CAS-BOT-BC514973  Eriastrum sapphirinum subsp. dasyanthum Nora Pettibone; Frank W. Hubby 1895-6-29 s.n. Los Angeles Echo Mountain 1219 Comment
  CAS-BOT-BC514989  Eriastrum sapphirinum subsp. dasyanthum Peter H. Raven; Robert F. Thorne 1964-5-7 19018 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountsins Comment
  CAS-BOT-BC514994  Eriastrum sapphirinum subsp. dasyanthum G. B. Grant 1901-5-18 11495 Los Angeles Los Angeles: Western Ave. Comment
  RSA0121260  Eriastrum sapphirinum subsp. dasyanthum John Olmsted 1958-6-9 150 Los Angeles Blanchard Park on Pomona College Campus E of Claremont and near boundary of Los Angeles and San Bernardino Counties. At foot of San Gabriels. San Antonio creek drainage area. 366 Comment
  RSA0121281  Eriastrum sapphirinum subsp. dasyanthum J. F. McBroom 1941-7-25 s.n. Los Angeles Hillslopes coastal, Pasadena hills. Comment
  RSA0122094  Eriastrum sapphirinum subsp. dasyanthum G. R. Johnstone 1929-7-14 s.n. Los Angeles Griffith Park. Comment
  JEPS116900  Eriastrum signatum David Gowen 2008-6-20 959 Los Angeles West of junction with gated dirt road to summit of Burnt Peak. On road to west. 1598 Comment
  UCR277180  Ericameria cooperi R. G. Swinney 2011-4-19 14416 Los Angeles San Gabriel Mountains, San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  UC2029924  Ericameria cooperi subsp. cooperi S. D. White, Kent Hughes 2000-5-16 7840 Los Angeles SAN GABRIEL MTS.: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. Comment
  CAS-BOT-BC131687  Ericameria cooperi var. cooperi L. R. Abrams 1924-4-2 10126 Los Angeles Mint [Canon] Canyon Comment
  CAS-BOT-BC131690  Ericameria cooperi var. cooperi Ira L. Wiggins 1966-9-23 20638 Los Angeles E of 145 Street E, between Palmdale Boulevard and Avenue O, north of Pearblossom; [Mohave] Mojave Desert Comment
  UCR13708  Ericameria cuneata N. R. Zabriskie, W. W. Zabriskie 1972-10-15 542 Los Angeles San Gabriel Mtns., along Mt. Wilson Road, just below turnout at 3.19 1707 Comment
  POM308917  Ericameria cuneata var. cuneata Samuel R. Tyson 1943-10-11 681 Los Angeles Angeles National Forest, San Dimas Experimental Forest. Comment
  RSA737076  Ericameria cuneata var. cuneata Scott D. White, Justin M. Wood 2008-10-7 12557 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  RSA589266  Ericameria cuneata var. spathulata Timothy S. Ross 1991-4-28 4763 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  RSA0076960  Ericameria linearifolia R. G. Swinney 2010-5-19 12820 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  RSA0088570  Ericameria linearifolia R. G. Swinney 2010-5-11 12687 Los Angeles East of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd. 872 Comment
  RSA587231  Ericameria linearifolia Orlando Mistretta 1994-5-11 1177 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground 1037 Comment
  RSA699884  Ericameria linearifolia LeRoy Gross, Ted Anderson 2004-5-3 1216 Los Angeles Road started west of Mt. Lukens, down (Southeast) to a little west of Earl Canyon Road. (Angeles National Forest Road surveys. Roads, 2N76.1 & 2N76.2) 1380 Comment
  SEINET7837778  Ericameria linearifolia Steve Boyd, Ross, Timothy 1997-3-21 9230 Los Angeles Liebre Mountains. Portal Ridge. Upper Broad Canyon ca 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A. Comment
  UCR180366  Ericameria linearifolia Scott D. White, Pam Devries 2006-5-10 11424 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Road 1098 Comment
  RSA0047916  Ericameria nauseosa subsp. consimilis R. G. Swinney 2010-9-23 13882 Los Angeles Summit of Middle Hawkins Peak on Hawkins Ridge. 2576 Comment
  SJSU13620  Ericameria nauseosa var. bernardina C. W. Sharsmith 1945-9-7 5459 Los Angeles summit of Mt Waterman, San Gabriel Mts 2225 Comment
  SD107862  Ericameria pachylepis Robert F. Thorne, D. Propst & M. Hoefs 1974-9-12 45114 Los Angeles Santa Catalina Island; dry slopes near Empire Landing. 45 Comment
  UCR273160  Ericameria parishii R. G. Swinney 2011-10-18 15845 Los Angeles San Gabriel Mountains, 100 m NE of Switzer Picnic Area, in Colby Cyn. near confluence w/ Arroyo Seco, c. 0.15 km south of Angeles Crest Hwy/SR 2 1021 Comment
  JEPS19138  Ericameria parishii var. parishii Frank W. Peirson 1918-8-16 224 Los Angeles Baldy San Gabriel Mountains, Mt. San Antonio, Baldy 2133 Comment
  RSA239841  Ericameria parishii var. parishii John Dourley, Nick Lolonis 1968-8-20 s.n. Los Angeles along Hwy 39, below Crystal Lake 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
  UCR272531  Ericameria pinifolia R. G. Swinney 2011-9-22 15688 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), near entrance gate along Camp Colby Rd., c. 0.5 road mile north of lodge 1009 Comment
  UCR239949  Ericameria teretifolia R. G. Swinney 2009-11-16 11648 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Big Rock Wash, 1.2 miles south of Pallett Creek Rd. & Valyermo Rd. junction, 50 m west of Valyermo Rd. 1079 Comment
  CAS-BOT-BC294821  Erigeron breweri var. covillei Clare B. Hardham 1959-6-16 4870 Los Angeles Between Pear Blossom and Llano Comment
  RSA0093131  Erigeron canadensis Richard G. Swinney 2011-3-26 14198 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 Canyon. 476 Comment
  UCD169690  Erigeron canadensis Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, Old Point Comfort. 1262 Comment
  UCR271725  Erigeron canadensis R. G. Swinney 2011-3-26 14198 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
  RSA628320  Erigeron foliosus L. C. Wheeler 1970-7-25 s.n. Los Angeles San Gabriel Mountains: Heliport 0.3 mi. N of South Mt. Hawkins 2287 Comment
  CAS-BOT-BC296203  Erigeron foliosus var. foliosus David B. Weissman 1974-8-19 s.n. Los Angeles Pt. Dume Comment
  LA105048  Erigeron foliosus var. foliosus Barry A. Prigge; 1988-7-3 8182 Los Angeles Santa Monica Mountains, ca 0.4 mi E of junction of Mulholland Hwy and Old Topanga Rd, across hwy from Calabasas High School track 316 Comment
  RSA601042  Erigeron foliosus var. stenophyllus Steve Boyd, Lauren Raz 1997-6-18 9971 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  LA200559  Eriodictyon crassifolium var. nigrescens Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  OBI60235  Eriodictyon crassifolium var. nigrescens Suzan Barth, Steven Korenstein 1994-5-4 24 Los Angeles Santa Susana Mtns. Northridge, Aliso Cyn. off Sesnon 200 m from trail head 150 Comment
  UC1971460  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1946-8-27 6247 Los Angeles SAN GABRIEL MOUNTAINS: Intersection of Angeles Crest Highway & Angeles Forest Highway on ridge between Arroyo Seco and Tujunga Canyon. Comment
  CATA1005  Eriodictyon traskiae subsp. traskiae Mark L. Hoefs 1994-7-18 1886 Los Angeles Santa Catalina Island: Northeast of upper end of road to White's Landing 243 Comment
  UC1211013  Eriodictyon trichocalyx Huron H. Smith 1912-5-3 4944 Los Angeles Azusa 243 Comment
  SEINET12279763  Eriodictyon trichocalyx M. T. Doutt 1931-1 647 Los Angeles Sierra Madre Mts 1768 Comment
  UCR202445  Eriogonum R. G. Swinney 2005-8-15 8485 Los Angeles Eastern San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon 1341 Comment
  RSA393070  Eriogonum angulosum Anstruther Davidson 1893-5-12 s.n. Los Angeles Harold. Comment
  UCR127629  Eriogonum angulosum A. C. Sanders 2003-8-5 27112 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, ridge on north side of valley NE of old ranch headquarters 366 Comment
  CAS-BOT-BC248707  Eriogonum arborescens Eric Walther 1931-5-1 s.n. Los Angeles Santa Barbara Islands. Hugh Evans' place, Santa Monica Comment
  RSA608006  Eriogonum baileyi var. baileyi Louis C. Wheeler 1968-7-22 s.n. Los Angeles San Gabriel Mountains; Devil's Canyon. 1433 Comment
  SBBG61870  Eriogonum brachyanthum R. Hoffmann 1927-7-16 Los Angeles near Chandler's, Ridge Route (US Hwy 99) Comment
  SD74671  Eriogonum cinereum Helen V. Witham 1969-9-25 476 Los Angeles Near coast. Malibu Canyon Rd. 2.6 miles north of Malibu 199 Comment
  UCSB27680  Eriogonum cinereum Lavinger, S. 1975-10-15 Los Angeles Tuna Canyon Road 3 miles north from its junction with Pacific Coast Highway. Santa Monica Mountains. 152 Comment
  RSA782516  Eriogonum cithariforme Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-16 14 Los Angeles road 7N23 turn from road 7N08. 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
  RSA600142  Eriogonum cithariforme var. agninum Steve Boyd, Lauren Raz 1997-5-29 9923 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
  RSA66732  Eriogonum cithariforme var. agninum Joseph A. Ewan 1931-7-4 4742 Los Angeles San Gabriel Mountains: 2 mi. above Gold Creek Road, Pacoima Canyon. Comment
  RSA0096801  Eriogonum davidsonii R. G. Swinney 2011-9-27 15699 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2354 Comment
  RSA229194  Eriogonum davidsonii Robert F. Thorne, C. W. Tilforth 1971-6-29 40725 Los Angeles San Gabriel Mountains, Angeles National Forest: along Lucas Creek S of Big Tujunga Narrows along Angeles Forest Road 915 Comment
  SBBG93197  Eriogonum davidsonii S. Myers 1988-9-30 Los Angeles Palmdale area, N of Elizabeth Lake Rd near intersection with 25th St. West Comment
  LA202582  Eriogonum elongatum var. elongatum Norman A. Cole; May 1964 389 .5 Los Angeles Santa Monica Mountains, La Sierra Canyon, 3.1 mi E of junction of Mulholland and Cornell Rd 274 Comment
  RSA764144  Eriogonum fasciculatum Doris Bowers 1957-3-10 860 Los Angeles Rocky Point, LaVerne. 335 Comment
  UCR127000  Eriogonum fasciculatum A. C. Sanders 2003-6-19 26968 Los Angeles Western Transverse Range/Santa Clara River Watershed, hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch 412 Comment
  IRVC26644  Eriogonum fasciculatum var. foliolosum L. C. Wheeler 1968-7-22 s.n. Los Angeles Devil's Canyon San Gabriel Mountains 1433 Comment
  POM306282  Eriogonum fasciculatum var. foliolosum Henry J. Ramsey, Henry J. Ramsey 1938-5-22 1396 Los Angeles North Craig Ave., Altadena. Comment
  RSA19624  Eriogonum fasciculatum var. foliolosum I. W. Clokey, Bonnie C. Templeton 1929-06 4578 Los Angeles Mandeville Canyon, Santa Monica Mountains. 250 Comment
  RSA393412  Eriogonum fasciculatum var. foliolosum Anstruther Davidson 1889-07 s.n. Los Angeles Foothills. Los Angeles. Comment
  RSA594215  Eriogonum fasciculatum var. foliolosum Louis C. Wheeler 1967-5-8 9319 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 396 Comment
  RSA717413  Eriogonum fasciculatum var. foliolosum Gary Kovnat, LeRoy Gross 2003-1-19 1 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace north west meadow. Comment
  RSA393459  Eriogonum fasciculatum var. polifolium F. R. Fosberg 1931-8-10 S- 5640 Los Angeles Crystal Lake, Pine Flats: N. Fork, San Gabriel Canyon, San Gabriel Mountains 1600 Comment
  RSA393279  Eriogonum giganteum var. formosum M. B. Dunkle 1939-4-6 7282 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  POM123094  Eriogonum giganteum var. giganteum H. E. Hasse 1888-07 s.n. Los Angeles Santa Catalina Island Comment
  RSA518375  Eriogonum giganteum var. giganteum A. C. Sanders 1988-5-18 7850 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and E of Vista Del Mar Blvd. Comment
  SDSU6517  Eriogonum gracile F. Youngberg Los Angeles Vacant lot in Claremont, Ca. Comment
  POM50653  Eriogonum gracillimum A. D. E. Elmer 1902-06 3655 Los Angeles Lancaster. Comment
  CAS-BOT-BC252233  Eriogonum grande var. grande G. B. Grant 1906-9-1 7169 Los Angeles Catalina Is. Comment
  CAS-BOT-BC252236  Eriogonum grande var. grande Marcus E. Jones 1926-9-9 s.n. Los Angeles San Clemente Is. Comment
  SBBG62148  Eriogonum heermannii P. A. Munz, I. M. Johnston 1928-9-5 11240 Los Angeles rd from Rock Crk to Swartout Valley 1676 Comment
  RSA766089  Eriogonum inflatum C. Epling 1931-10-24 s.n. Los Angeles Between Sandbergs and Pine Canyon. Comment
  RSA714984  Eriogonum maculatum R. G. Swinney 1997-9-6 5857 Los Angeles San Gabriel Mountains; Jackson Lake area W of Wrightwood; 0.9 mi N of Big Pines Rd on Forestry Service Rd 4N16 1890 Comment
  RSA641074  Eriogonum microtheca var. corymbosoides Orlando Mistretta, R. T. Hawke 1995-11-8 1949 Los Angeles San Gabriel Mountains. Comment
  CAS-BOT-BC267401  Eriogonum microthecum Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek by the abandoned pumphouse and dam 1950 Comment
  RSA0072143  Eriogonum mohavense Orlando Mistretta, Mike Hammitt 1991-4-16 s.n. Los Angeles Bee Canyon. 582 Comment
  RSA729570  Eriogonum nudum R. G. Swinney 1998-7-21 6482 Los Angeles 0.8 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2256 Comment
  RSA773622  Eriogonum nudum subsp. pauciflorum R. G. Swinney 2009-6-24 11246 Los Angeles summit of Granite Mountain 1988 Comment
  RSA727248  Eriogonum saxatile R. G. Swinney 1998-7-2 6197 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UCR145163  Eriogonum saxatile June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek Fire Station, Fenner Canyon 1616 Comment
  UCR190124  Eriogonum saxatile R. G. Swinney 1998-8-27 6798 Los Angeles San Gabriel Mtns., ridge due north of Big Horn Ridge and south of San Antonio Ridge, 7625 ft. high spot on ridge above Coldwater Canyon 2325 Comment
  SBBG65513  Eriogonum thurberi unknown 1928-8-26 Los Angeles Big Tujunga Crk Comment
  SBBG65487  Eriogonum trichopes R. Hoffmann 1928-7-7 Los Angeles Palmdale Comment
  CAS-BOT-BC268208  Eriogonum umbellatum var. munzii Joseph Andorfer Ewan 1936-7-22 9830 Los Angeles Blue Ridge trail, San Gabriel Mts. 2316 Comment
  UCR232372  Eriogonum viridescens Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8021 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, near Amargosa Creek, 25 m west of Sierra Highway and 745 m north of Avenue F 702 Comment
  LA32285  Eriogonum wrightii var. membranaceum Peter H. Raven; Henry J. Thompson 1958-10-11 13763 Los Angeles 746 Comment
  RSA529138  Eriogonum wrightii var. subscaposum Tim S. Ross, S. D. Boyd 1991-7-24 5626 Los Angeles San Gabriel Mountains, Granite Mountain vicinity: ridge NNE of Granite Mountain. 1866 Comment
  RSA782008  Eriogonum wrightii var. subscaposum Elizabeth A. Kempton, Eric Paul 2006-8-5 422 Los Angeles San Gabriel Mountains Region, along Hwy. 2 at mile marker 59.0, 1.2 mile west of Krafka Ski Ridge Resort, 2 miles E of Buckhorn Flat campground 1998 Comment
  UCR141371  Eriogonum wrightii var. subscaposum R. G. Swinney 1997-8-19 5820 Los Angeles San Gabriel Mtns, Antonio Peak (Lookout Mtn.), ridge east of Cattle Canyon and west of the west fork of Bear Canyon. 2073 Comment
  POM11645  Eriophyllum confertiflorum Katherine Brandegee s.n. Los Angeles Santa Catalina Island. Comment
  POM324253  Eriophyllum confertiflorum Patricia Nelson 1969-5-20 s.n. Los Angeles Wash at Claremont Colleges. 351 Comment
  SFV6205  Eriophyllum confertiflorum R. M. Muran 1974-4-26 82 Los Angeles Santa Monica Mountains Mandeville Canyon area. 427 Comment
  UCD132154  Eriophyllum confertiflorum J. E. Law 1923-4-3 247 Los Angeles Altadena. Comment
  UCD132155  Eriophyllum confertiflorum Geoffrey Levin 1974-5-1 66 Los Angeles near intersection of Padua Ave. and Baseline Ave., Claremont. Santa Ana River and Pacific Slope Drainage Area. 365 Comment
  UCR223531  Eriophyllum confertiflorum R. G. Swinney 2009-5-28 10911 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UCR258782  Eriophyllum confertiflorum R. G. Swinney 2010-5-25 12971 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  JEPS32961  Eriophyllum confertiflorum var. confertiflorum E. R. Blakley 1958-5-9 2274 Los Angeles hills 2 mi e Gorman 1097 Comment
  LA94443  Eriophyllum confertiflorum var. confertiflorum Norman A. Cole; May 1964 319 Los Angeles Santa Monica Mountains, 1.3 mi from 101 Alt., Pacific Coast Hwy along Rambla Pacifico, site No. 1 60 Comment
  LA95404  Eriophyllum confertiflorum var. confertiflorum T. A. Geissman; 1969-5-4 5469 -TCE Los Angeles Santa Monica Mountains, La Tuna Canyon, 0.5 mi N of PC Hwy 76 Comment
  UCR270153  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-7-21 15526 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  UCR270226  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-10-10 15730 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
  UCR76406  Eriophyllum confertiflorum var. confertiflorum T. S. Ross 1992-4-14 6155 Los Angeles Channel Islands, San Clemente Island: central east side of island 137 Comment
  UCR281318  Eriophyllum pringlei R. G. Swinney 2014-4-18 16122 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
  CATA2022  Erodium brachycarpum Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-5 549 Los Angeles Santa Catalina Island: Along W side of road to Toyon Bay, 1.4 road miles from intersection with Airport Road, near ironwood overlook deck 182 Comment
  UCR186967  Erodium brachycarpum A. C. Sanders 2006-4-10 32012 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  UCD103138  Erodium brachycarpum Robert F. Thorne; Reed Rollins, Doug Propst, R. Carolin 1967-3-18 36750 Los Angeles Santa Catalina Island, lower end of Bulrush Canyon. 182 Comment
  RSA391802  Erodium cicutarium Gary D. Wallace 1979-4-19 1683 Los Angeles Mojave Desert, W of Palmdale, N of Elizabeth Lake near north end of Munz Ranch Road. Comment
  UC17098  Erodium cicutarium J. Burtt Davy May 9 1896-May 24 1896 2585 Los Angeles near West Palmdale; Antelope Valley Comment
  UC1971455  Erodium cicutarium Louis C. Wheeler 1967-5-15 9571 Los Angeles SAN GABRIEL MOUNTAINS: Ridgetop east southeast of Fremont Pass. Comment
  CAS-BOT-BC40700  Erysimum capitatum A. D. E. Elmer 1902-6-1 3699 Los Angeles Mount Gleason. Acton. Comment
  UCR191788  Erysimum capitatum R. G. Swinney 1998-7-8 6337 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  RSA0094364  Eschscholzia californica R. G. Swinney 2011-5-31 14923 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  SD31194  Eschscholzia californica Edith A. Purer 1931-4-28 1760 Los Angeles Palos Verdes Hills. Comment
  UCD95277  Eschscholzia californica Curtis Clark 1975-3-21 446 Los Angeles State Highway 138, 24 miles west of junction with State Highway 14, east of Gorman. Comment
  RSA783235  Eschscholzia californica var. peninsularis J. D. Olmsted 1962-4-30 412 Los Angeles 1960 Johnstone Peak burn, from West Fork of San Dimas Creek to Wolfskill Falls 457 Comment
  SEINET10476370  Eschscholzia minutiflora David B. Dunn 1947-4-16 Dunn 2947 Los Angeles Station 6, 3 mi e and 2 mi s of palmdale. Growing among desert shrubs. Comment
  CAS-BOT-BC92216  Eschscholzia ramosa E. R. Blakley 1963-12-8 6409 Los Angeles San Clemente Island. Between Northwest Harbor and Whale Point. 7 Comment
  UCR214595  Eucalyptus camaldulensis var. camaldulensis A. C. Sanders, Dan S. Cooper 2010-4-30 38139 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR177524  Eucalyptus globulus LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 408 Los Angeles Los Angeles Basin, Vedugo Mountains Region: 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 427 Comment
  RSA0012829  Eucalyptus rudis Louis C. Wheeler 1965-5-17 8711 Los Angeles Liebre Mountain: Two Shay Ranch, Bouquet Canyon. Comment
  SBBG64819  Eucrypta chrysanthemifolia F. R. Fosberg 1932-5-7 8148 Los Angeles Grand Cyn, foot of upper falls 135 Comment
  UC1922282  Eucrypta chrysanthemifolia var. chrysanthemifolia Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 681 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. Near 34deg 14' 18.3'' N 118deg 17' 17.3'' W T2N 579 Comment
  UCR247284  Euphorbia Dan S. Cooper 2013-8-8 813- 48 Los Angeles Griffith Park, edge of Los Angeles Zoo near Zoo Dr. and Crystal Springs Dr. 143 Comment
  RSA602025  Euphorbia crenulata L. C. Wheeler 1964-6-8 8478 Los Angeles San Gabriel Mountains: West Fork Palmer Canyon. Comment
  RSA432463  Euphorbia crenulata Louis Greata 1901-03 s.n. Los Angeles Eagle Rock. Comment
  RSA498943  Euphorbia crenulata L. C. Wheeler 1933-10-7 2166 Los Angeles Liveoak Canyon 762 Comment
  RSA32390  Euphorbia melanadenia Anstruther Davidson 1895-04 s.n. Los Angeles Garvanza Hills Comment
  RSA747882  Euphorbia peplus Justin M. Wood 2009-3-6 334 Los Angeles NW corner of Monte Vista Ave and Foothill Blvd. County line goes through property but most plants were collected in LA County. 402 Comment
  SEINET10739891  Euphorbia peplus David B. Dunn 1971-8-11 Dunn 18094 Los Angeles Cultivated plants at 4911 Pasadena Ave. Terrace, Highland Park, CA. Comment
  UC1971346  Euphorbia serpens Louis C. Wheeler 1973-7-14 Los Angeles LOS ANGELES: Great Western Exhibit Center near Washington and Atlantic. Comment
  PASA703  Euphorbia serpyllifolia Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  RSA70545  Euphorbia spathulata F. W. Peirson 1908-4-18 2037 Los Angeles Point Fermin Comment
  CDA19095  Euphorbia terracina S. Williams 2001-3-22 PDR 053173 Los Angeles Southern California; Solstice Canyon Trail, Santa Monica Natural Recreation Area. 0 Comment
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May 30 2014
  SD186184  Euphorbia terracina A. C. Sanders, Lee Jones 2005-4-8 29351 Los Angeles Palos Verdes Peninsula, old Marineland site on Long Point. 2 Comment
  SBBG20529  Extriplex californica E. R. Blakley 1963-12-8 6403 Los Angeles beach; mouth of Horse Beach Cyn which is first cyn E of China Pt 3 Comment
  UCR227372  Festuca arundinacea Orlando Mistretta, Christine Mistretta 2008-5-19 3107 Los Angeles Transverse Range; San Gabriel Mountains, Southern California Edison transmission line corridor (Segment 6, structure 100 per TRTP Survey 2008), upper Fish Canyon, east of Monrovia Peak 1209 Comment
  UCR101738  Festuca californica L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mtns., NW slope of Smith Mtn, along the Bear Creek Trail 1250 Comment
  SBBG80232  Festuca microstachys F. R. Fosberg 1931-4-29 4728 Los Angeles between Cottonwood and Middle Ranch Cyns, near ocean 20 Comment
  UCR266345  Festuca microstachys D. E. Bramlet 1999-4-27 2740 Los Angeles Western Transverse Range, Agoura Hills, Yerba Buena Elementary School proposed site (subsequently built), 34 acres, end of Reyes Adobe Rd. near Ventura Co. line 317 Comment
  UCR191690  Festuca octoflora A. C. Sanders 2008-4-23 35076 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1090 Comment
  CATA994  Festuca temulenta Mark L. Hoefs 1994-5-21 1868 Los Angeles Santa Catalina Island: Near Renton Mine Road 195 Comment
  UCR206153  Ficus carica R. G. Swinney 2008-5-30 8897 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  CAS-BOT-BC487554  Ficus microcarpa R. E. Riefner, Jr. 2015-5-2 15 -141 Los Angeles City of Glendale, Los Angeles River, Glendale Narrows Riverwalk, Flower St. W of Fairmont Ave. 146 Comment
  RSA393722  Filago californica Anstruther Davidson 3272 Los Angeles Roadside, Crescenta Comment
  UCR155373  Filago californica A. C. Sanders 2005-5-5 29916 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road on slopes at NE end of mesa, c. 0.1 mi. above Vasquez Canyon Rd. 610 Comment
  UCR209153  Filago californica Dan S. Cooper 2009-4-22 409- 1 .2 Los Angeles Eastern Santa Monica Mtns., Burbank Peak, Griffith Park, Los Angeles 512 Comment
  RSA534053  Filago californica Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5300 Los Angeles San Clemente Island: Westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest 1336ft marker, 1800ft SE of Malo Knoll (1396ft). 274 Comment
  CAS-BOT-BC52568  Frangula californica subsp. californica R. S. Woglum 1934-6-15 s.n. Los Angeles Altadena Comment
  UCR273289  Frangula californica subsp. californica R. G. Swinney 2011-7-7 15451 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  CAS-BOT-BC223746  Frankenia salina D. E. Breedlove 1961-9-24 1280 Los Angeles Ballast Point, S side of Catalina Harbor; Santa Catalina Island Comment
  LA205394  Frankenia salina A. M. Johnson; 1933-5-17 4264 Los Angeles Del Rey Comment
  UC1215123  Frankenia salina Peter H. Raven 1962-7-11 18014 Los Angeles Wilson Cove San Clemente Island 60 Comment
  JEPS43923  Fraxinus dipetala Frank W. Peirson 1919-4-19 383 Los Angeles Pacoima Canyon San Gabriel Mountains 609 Comment
  UCR217411  Fraxinus velutina R. G. Swinney 2009-3-10 10069 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  POM3595  Fraxinus velutina var. coriacea I. M. Johnston 1918-7-28 2097 Los Angeles San Gabriel River at El Monte. 91 Comment
  RSA367733  Fritillaria biflora Richard C. Barkelew 1929-4-7 s.n. Los Angeles Mulholland Highlands Comment
  JEPS104674  Fritillaria pinetorum John L. Morrison 1937-6-17 2531 Los Angeles San Gabriel Mountains; between spring and Windy Camp on trail down to Crystal Lake Comment
  CLARK-A1528-2186  Galinsoga parviflora John C. Roos 1939-6-21 919 Los Angeles Pasadena Comment
  RSA612599  Galium andrewsii Louis C. Wheeler 1933-6-2 1759 Los Angeles Ridge Route near Summit. 1220 Comment
  SEINET3371876  Galium angustifolium G. Rink 2011-6-1 10581 Los Angeles Chino Hills, northeast of La Brea, weedy place 259 Comment
  RSA587379  Galium angustifolium subsp. angustifolium Orlando Mistretta 1995-4-21 1630 Los Angeles Little Rock Creek. Un-named canyon draining the west slopes of Little Rock Creek canyon 0.5 mi. N of Kitter Canyon 1052 Comment
  RSA527707  Galium angustifolium subsp. angustifolium Tim S. Ross, Annette Ross 1991-3-7 4147 Los Angeles Elephant Hill: western Pomona. 293 Comment
  SD80116  Galium angustifolium subsp. angustifolium C. W. Tilforth 1969-5-31 196 Los Angeles Small canyon I(c) mi e of intersectionof Colima Rd & Punta del Este Ave, n of Whittier Comment
  CATA1633  Galium aparine Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-5-2 2906 Los Angeles Santa Catalina Island: Near divide road, east end, 1.7 miles from Wrigley Memorial 256 Comment
  UCR205572  Galium aparine R. G. Swinney 2008-5-30 8877 Los Angeles San Gabriel Mtns., San Gabriel Canyon along old road/trail at El Encanto [El Encanto Azusa River Wilderness Park, 0.2 mi. upstream from park admin. buliding -- R.G.S., 2010] 256 Comment
  SEINET4093009  Galium catalinense R. Moran 1941-1 700 Los Angeles Ridge, north of Middle Ranch, Santa Catalina Island. 250 Comment
  RSA760671  Galium hallii R. G. Swinney 2008-8-13 9407 Los Angeles Big Rock Creek, 1.0 mi. east of Fenner Canyon. 1793 Comment
  RSA529197  Galium johnstonii Tim S. Ross, Steve D. Boyd 1991-7-24 5659 -A Los Angeles Granite Mountain: San Gabriel Mountain Range. 1951 Comment
  RSA609101  Galium johnstonii Louis C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Divide between West Fork Bear Creek and Devils Canyon. 1799 Comment
  UCD121844  Galium nuttallii Kenneth A. Wilson 1961-3-10 965 Los Angeles Santa Monica Mtns. Old Topanga Canyon Rd., ca. 1/4 mile west of Topanga Canyon Rd. Comment
  RSA454421  Galium nuttallii subsp. insulare F. R. Fosberg 1931-4-23 S- 4688 Los Angeles Santa Catalina Island. Headwaters of Swain's Canyon, NE slopes of Black Jack Mountain. 350 Comment
  CAS-BOT-BC499144  Galium porrigens var. porrigens Valerie Soza 2004-6-21 1726 a Los Angeles Liebre Mountains, N side of Warm Springs Rd 6N32, W of Lake Hughes Rd. 640 Comment
  CATA362  Gambelia speciosa Mark L. Hoefs, Robert F. Thorne, Robert R. Given, & A. Douglas Propst 1973-9-9 410 Los Angeles Santa Catalina Island: Blue Cavern Point 6 Comment
  RSA392410  Garrya elliptica H. L. Bauer 1933-3-11 17526 Los Angeles Saddle Peak. 457 Comment
  RSA585939  Garrya flavescens Tim S. Ross 1990-5-23 2640 Los Angeles Mt. Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft) on the watershed divide between Mill Canyon and Moody Canyon. 1308 Comment
  UCD66715  Gastridium phleoides Robert F. Thorne; P. Everett 1965-6-22 34901 Los Angeles Santa Catalina Island, Avalon Canyon. 182 Comment
  UCR241696  Gaura Dan S. Cooper 2012-9-6 912- 73 Los Angeles Los Angeles Basin, Culver City, Baldwin Hills Scenic Overlook 129 Comment
  RSA72148  Gayophytum decipiens F. W. Peirson 1919-6-14 796 Los Angeles San Gabriel Mts., Rock Creek. 1707 Comment
  UCR273562  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-6-15 15188 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  UCR215153  Geranium molle Kimberly Doughty, Darran Doughty 2008-5-24 25 Los Angeles Baldwin Hills, Los Angeles, Kenneth Hahn Park 88 Comment
  SEINET6969904  Gilia Wanda P. Vestal, A. G. Vestal 1955-3-26 3479 Los Angeles East side of road in field, Antelope Valley east of Fairmont on 110th Street. Comment
  UCD117620  Gilia achilleifolia Daryl Koutnik 1978-4-14 364 Los Angeles Simi Hills at end of Devonshire Blvd. 365 Comment
  UC908833  Gilia aliquanta Margaret Stason 1927-5-14 Los Angeles Pinon Ridge San Gabriel Mts., Pinon Ridge Comment
  RSA732812  Gilia angelensis R. G. Swinney 2000-5-19 7685 Los Angeles San Gabriel Mtns.: San Dimas, SE-facing ridge west of San Dimas Canyon Rd., c. 300 m north of Golden hills Rd. and 400 m west of stream. 512 Comment
  UC909025  Gilia angelensis John Thomas Howell 1928-3-20 3459 Los Angeles Griffith Park , Griffith Park (Vermont Canyon) Comment
  SD215603  Gilia brecciarum subsp. brecciarum Steve Boyd, Lauren Raz 1997-3-26 9335 Los Angeles Portal Ridge north of Lake Hughes, upper end of Myrick Canyon drainage along Lakeview Road. 1096 Comment
  UCR190885  Gilia cana R. G. Swinney 2001-4-18 7908 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  RSA717370  Gilia capitata Scott D. White, Pam De Vries 2006-5-9 11386 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  SDSU21383  Gilia capitata S. H. Bullock 1968-3-26 16 Los Angeles Claremont, Blanchard Park, Mills Ave. between 1st and 6th Streets. No slope. 351 Comment
  RSA656061  Gilia capitata subsp. abrotanifolia James Henrickson 1985-3-30 19793 Los Angeles Ca. 3 air mi. nnw. of Newhall in proposed North Hills development just north of Santa Clara River and just e. of San Francisquito Creek 354 Comment
  UCR191434  Gilia capitata subsp. abrotanifolia T. B. Salvato 2008-4-22 3315 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  UCSB32470  Gilia capitata subsp. abrotanifolia Coz, Susan 1977-6-4 Los Angeles 5 miles north on Malibu Canyon Road from Hwy. 1, on east side of road; across from Tapia Park 182 Comment
  CAS-BOT-BC225334  Gilia latiflora subsp. cuyamensis Steve Boyd; Timothy S. Ross 1994-5-25 7882 Los Angeles West Summit here construed as the rounded knoll 100 m S of the intersection of sections 3,4,9&10, west summit of Liebre Mountain, Liebre Mountains 1708 Comment
  UCR102541  Gilia latiflora subsp. davyi George K. Helmkamp, E. A. Helmkamp 1997-3-11 1474 Los Angeles c. 12 mi. west of Lancaster at Lancaster Rd & Willow Springs Cyn. 899 Comment
  RSA244455  Gilia latiflora subsp. davyi E. K. Balls 1966-3-17 12124 Los Angeles 1.5 miles E of Llano along hwy 138 Palmdale to the Cajon Pass. Comment
  RSA598066  Gilia latiflora subsp. latiflora L. C. Wheeler 1967-5-12 9472 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA0014578  Gilia leptantha subsp. transversa Orlando Mistretta, Christine Mistretta 2011-6-18 5722 Los Angeles Aliso Cyn drainage, on Forest Rd. 4N24 1.0 miles S of junction with Aliso Cyn Rd. 1083 Comment
  SBBG126025  Gilia minor A. Parikh, N. Gale 2010-5-12 3156 Los Angeles 4.0 km S of Hwy 138, 0.1 km W of 120th St W, at intersection of rds under power lines 783 Comment
  RSA597377  Gilia modocensis T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3708 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon 1939 Comment
  RSA248880  Gilia nevinii R. F. Thorne 1973-4-12 42976 Los Angeles San Clemente Island, large canyon S of Mosquito Cove, N of Chenity. 274 Comment
  CAS-BOT-BC402018  Gilia ochroleuca subsp. bizonata Carl B. Wolf 1935-5-6 6733 Los Angeles Liebre Mts. 1/2 mi. E. of Gorman 1158 Comment
  CAS-BOT-BC402019  Gilia ochroleuca subsp. bizonata Carl B. Wolf 1935-5-6 6733 Los Angeles Liebre Mts. 1/2 mi. E. of Gorman 1158 Comment
  RSA0040128  Gilia ochroleuca subsp. bizonata Orlando Mistretta 1990-6-20 s.n. Los Angeles Vicinity of Mt. Gleason 1896 Comment
  RSA0115690  Gilia ochroleuca subsp. bizonata A. C. Sanders 2007-4-25 33587 Los Angeles Tehachapi Mtns.: Oso Canyon, 0.75 mi. SE of the Kern Co. line along Oso Canyon Rd. 1143 Comment
  RSA567278  Gilia ochroleuca subsp. bizonata T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-28 3951 Los Angeles Liebre Mtn: NW slope between Tentrock Canyon and Poison Oak Canyon. 1402 Comment
  RSA0016291  Gilia ochroleuca subsp. exilis Raymond J. Dobbs 1924-5-15 4694 Los Angeles Arroyo Seco: 2 miles above Ranger Station. 1098 Comment
  CAS-BOT-BC402102  Gilia tenuiflora subsp. tenuiflora Louis C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge 1493 Comment
  RSA469701  Gilia tricolor subsp. diffusa Jean Carnine 1932-5-1 15284 Los Angeles Malibu Lakes. Comment
  POM4648  Gnaphalium beneolens I. M. Johnston 1918-9-3 2146 Los Angeles Brea Canyon, Puente Hills 396 Comment
  UCR199969  Gnaphalium californicum Valerie Soza, LeRoy Gross 2001-5-9 1195 B Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 274 Comment
  RSA533963  Gnaphalium californicum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5199 Los Angeles San Clemente Island: 1300ft NNW of Guds (888') marker. 241 Comment
  POM257557  Gnaphalium chilense C. B. Wolf 1932-5-10 3517 Los Angeles Santa Catalina Island. Avalon Canyon, above the last almond orchard. 122 Comment
  RSA761772  Gnaphalium luteoalbum R. G. Swinney 2008-12-4 9953 Los Angeles Azusa, mouth of San Gabriel Canyon 1.8 mi. north of Sierra Madre Ave., north of bike trail parking lot, along flowing aqueduct of water filtration plant 223 Comment
  RSA188213  Gnaphalium luteoalbum R. F. Thorne, P. Everett 1965-6-23 34983 Los Angeles Santa Catalina Island: dry roadside at Hay Press Reservoir. 412 Comment
  RSA198837  Gnaphalium luteoalbum R. F. Thorne, D. Propst 1968-5-28 37680 Los Angeles Santa Catalina Island: on delta above second (lower) reservoir in upper Bulrush canyon 335 Comment
  RSA545340  Gnaphalium microcephalum Timothy S. Ross 1992-4-14 6177 Los Angeles San Clemente Island: central E side of island, Steep rocky margin of rutted channel that drains from Nanny Canyon to the sea, 200m S of its jct at the coast 61 Comment
  POM358929  Gnaphalium ramosissimum Louis Greata 1900-9-23 s.n. Los Angeles Eagle Rock. Comment
  RSA547457  Gnaphalium stramineum Timothy S. Ross, Orlando Mistretta 1992-7-24 6748 Los Angeles E side of Strawberry Peak near divide between Colby and Wickiup Canyons; 120 deg. SE, 1065 m distant from Strawberry Peak summit. 1561 Comment
  CAS-BOT-BC110274  Grayia spinosa David Dreyer 1968-4-6 s.n. Los Angeles North edge of San Gabriel Mountains. 1493 Comment
  SD44968  Grindelia camporum Darley F. Howe 1952-6-15 2226 Los Angeles Santa Monica Mountains. Comment
  UCR139913  Gutierrezia californica Scott D. White 1997-5-14 5128 Los Angeles Base of San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, SW of 210 Freeway, east of Hansen Dam and north of Wentworth Street 351 Comment
  UCR103761  Gutierrezia microcephala David Charlton, Robb Fishman 1990-8-30 3930 Los Angeles Western Mojave Desert, Palmdale, corner of Ave 'R' and 30th Street East, c. 1 mile south of Hwy 138 808 Comment
  RSA717031  Hazardia squarrosa Gary Kovnat, LeRoy Gross 2003-2-16 26 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  UCR214594  Hedypnois cretica A. C. Sanders, Dan S. Cooper 2010-4-30 38121 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC309436  Helenium puberulum Timothy S. Ross; Steve Boyd 1994-7-7 8163 Los Angeles Liebre Mountains. Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the Kelly Ranch inholding (USFS map, 1958; Knapp Ranch, Angeles Nat'l Forest map, 1982) 1018 Comment
  RSA656420  Helianthemum scoparium Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 672 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 579 Comment
  IRVC28714  Helianthus nuttallii A. C. Sanders, Mark Elvin 2002-6-25 25257 Los Angeles Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction NE end of Santa Susana Mtns. 305 Comment
  RSA0012951  Helianthus nuttallii subsp. parishii H. E. Hasse 1891-1 s.n. Los Angeles Cienega, Los Angeles Comment
  CAS-BOT-BC305881  Helminthotheca echioides Alice Eastwood 1928-6-19 s.n. Los Angeles Los Angeles Comment
  CAS-BOT-BC310101  Hemizonella minima Frank W. Peirson 1920-6-10 238 Los Angeles San Gabriel Mts. Summit Mt. Wilson Comment
  UCR116940  Hemizonia fasciculata A. C. Sanders, D. Malueg 2001-5-17 24342 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 11 acre gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decommissioned 122 Comment
  POM360336  Hemizonia pungens subsp. pungens Anstruther Davidson 1897-9-29 s.n. Los Angeles Little Rock Creek. Comment
  CAS-BOT-BC388493  Herniaria hirsuta var. cinerea P. A. Munz; I. M. Johnston 1921-3-28 4406 Los Angeles Pomona College Campus 365 Comment
  RSA592131  Hesperocnide tenella Louis C. Wheeler 1967-3-3 9166 Los Angeles Sunset Ridge, west of Chaney Trail. Comment
  RSA190916  Hesperolinon micranthum Robert F. Thorne 1967-5-18 36880 Los Angeles Santa Catalina Island. Salta Verde, above Wild Boar Gully (Cercocarpus Arroyo). 213 Comment
  UCR281650  Hesperoyucca whipplei R. G. Swinney 2014-5-27 16661 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
  CHSC26112  Heteromeles arbutifolia James Henrickson 1971-6-20 5591 Los Angeles Cultivated at Rancho Santa Ana Botanic Garden in Claremont. Comment
  POM243800  Heteromeles arbutifolia F. R. Fosberg 1931-4-10 s- 4552 Los Angeles Santa Catalina Island. Avalon Canyon. 90 Comment
  SBBG17070  Heteromeles arbutifolia M. Vincent 1962-7-10 280 Los Angeles Cold Cyn just off Mulholland Highway Comment
  SBBG32239  Heteromeles arbutifolia R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -318 Los Angeles below Zane Grey Manor, NW side of Avalon Comment
  UC134577  Heterotheca grandiflora C. F. Baker 1903-10-1 4075 Los Angeles Claremont Comment
  UC897761  Heterotheca grandiflora I. W. Clokey and E. G. Anderson 1931-3-11 5320 Los Angeles San Gabriel Canyon Comment
  RSA0048581  Heterotheca grandiflora L. E. Hoffman 1963-7-7 s.n. Los Angeles Malibu Lagoon. 0 Comment
  RSA0075803  Heterotheca grandiflora H. de Forest 1930-9-28 s.n. Los Angeles Playa del Rey. Comment
  IRVC28556  Heterotheca sessiliflora A. C. Sanders 2003-8-5 27108 Los Angeles Newhall Ranch, Potrero Canyon, ridge on north side of valley NE of old ranch headquarters NE end of Santa Susana Mtns. 320 Comment
  JEPS20386  Heterotheca subaxillaris subsp. latifolia Ethel Rockwell 1932-9-23 Los Angeles San Gabriel Comment
  RSA0063089  Heuchera abramsii Gale Sphon 1959-6-27 380 Los Angeles 1 mile east of Dawson Summit, Angeles Crest Highway. 2287 Comment
  UC8897803  Hieracium albiflorum P. A. Munz 1922-7-18 6092 Los Angeles in side-canyon, Icehouse Canyon San Gabriel Mts., Icehouse Canyon 1981 Comment
  POM6250  Hieracium argutum I. M. Johnston 1918-9-1 s.n. Los Angeles Canyon (Fern C.) N of Brown's Flats. 1220 Comment
  CAS-BOT-BC55360  Hirschfeldia incana F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Near Los Angeles. Los Angeles River Bottom. Comment
  RSA85263  Holodiscus microphyllus F. W. Peirson 1920-9-12 76 Los Angeles Summit of Mt. San Antonio, San Gabriel Mountains 3064 Comment
  UCR186565  Hordeum marinum A. C. Sanders 2006-5-16 32342 Los Angeles Tehachapi Mtns. Foothills, along the road to the National Cement Plant, c. 1/4 mile north of Hwy 138, south the California Aqueduct 1012 Comment
  UCR11857  Hordeum marinum subsp. gussoneanum P. H. Raven, David S. Verity 1960-5-7 15349 Los Angeles Western Transverse Range; Santa Monica Mtns., west of Cornell Corners 213 Comment
  CAS-BOT-BC289334  Hordeum murinum subsp. glaucum Joseph Andorfer Ewan 1933-5-13 10936 Los Angeles Shatto Street near Union Ave. Comment
  RSA177764  Hordeum murinum subsp. glaucum R. F. Thorne, P. Everett 1965-5-10 34510 Los Angeles Near upper end of Gallagher Canyon, Santa Catalina Island. 427 Comment
  LA14697  Hordeum murinum subsp. glaucum Monte Lloyd; 1950-7-31 500731p 938 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  CAS-BOT-BC273520  Hordeum vulgare A. H. Gallup 1949-5-28 s.n. Los Angeles Open field north of lake, LASCA Comment
  UCR109147  Horkelia cuneata subsp. puberula Valerie Soza 1998-4-26 78 Los Angeles Claremont: Bernard Field Station, Claremont Colleges, NW corner of MIlls Ave and Foothill Blvd: west of main road, south of pHake Lake, north of Foothill Blvd. 412 Comment
  RSA729840  Horkelia rydbergii R. G. Swinney 1999-6-18 7340 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
  SBBG125464  Horkelia rydbergii A. Parikh, N. Gale 2010-6-18 3332 Los Angeles upper Big Tujunga Cyn, 1.2 km N of St Hwy 2, 0.4 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1220 Comment
  UCR238642  Horkelia rydbergii Anuja Parikh, Nathan Gale 2010-6-18 3332 Los Angeles Transverse Range; San Gabriel Mountains, upper Big Tujunga Canyon, 1.2 km north of State Hwy 2 (Angeles Crest Hwy) 0.4 km west of Upper Big Tujunga Canyon Road 1220 Comment
  RSA0040127  Hosackia oblongifolia Orlando Mistretta 1990-7-2 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains region: Bear Flat. 1746 Comment
  POM360704  Hulsea heterochroma N. C. Cooper 1949-6-24 4387 Los Angeles Crystal Lake. 1829 Comment
  CAS-BOT-BC312621  Hulsea vestita subsp. vestita Robert F. Thorne 1969-7-2 38257 Los Angeles San Gabriel Mts., Angeles National Forest: at Upper Chilao Campground 1615 Comment
  RSA503166  Hymenoclea salsola Gary D. Wallace 1966-4-24 494 Los Angeles Along Hwy. 138 just south of where it joins Pearblossom Hwy. Near Pearblossom 762 Comment
  RSA94819  Hypochaeris glabra F. W. Peirson 1920-3-14 1469 Los Angeles Arroyo Seco, Pasadena. 442 Comment
  CHSC62038  Isocoma menziesii var. menziesii L. P. Janeway 1993-10-5 4606 Los Angeles Puente Hills; at the head of Arroyo San Miguel. Dirt road and drilling pad. 228 Comment
  UC1587741  Isocoma menziesii var. menziesii Tim Ross 1991-3-9 4167 Los Angeles just sw of Colima Road x Camino del Sur; Whittier Hills (Puente Hills) Comment
  UC1871208  Isocoma menziesii var. sedoides Tim Ross with Amirchan Amirchanov, Yuri Gorbunov, Peter Gorovoy, Steve Junak, and Carol Galbraith 1992-9-17 6798 Los Angeles Santa Cruz Island: S side of the island; sandy beach at the mouth of Laguna Canyon. Comment
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Feb 19 2015
  CHSC115497  Isocoma menziesii var. vernonioides L. P. Janeway 2011-10-16 10774 Los Angeles Peninsular Ranges. North slope of Puente Hills; Shabarum Regional County Park, along Shabarum Trail; 1.2 air km south-southwest of the junction os S. Azusa Avenue and Colima Road. 244 Comment
  UCR205842  Iva axillaris R. G. Swinney 2008-6-9 8976 Los Angeles San Gabriel Mtns., mouth of Sandrock Creek, 0.26 mi. (air) south of Valyermo post office 1137 Comment
  CAS-BOT-BC340161  Jaumea carnosa Mrs. C. E. Miller 1918-6-11 s.n. Los Angeles Santa Catalina Island Comment
  CATA1933  Jepsonia malvifolia Amy Catalano, Anne Kelly and Lizz Bailey 2014-10-24 025 Los Angeles Santa Catalina Island: Middle Canyon Road, about 1/8 mile from Pumphouse 2 308 Comment
  RSA296823B  Juglans californica Lyman Benson 1949-4-29 I 3597 Los Angeles Hill 4 miles W of Pomona 305 Comment
  RSA401008  Juglans californica Mable Enamler 1929-7-8 13767 Los Angeles Topanga Canyon Comment
  RSA401011  Juglans californica Freda Detmers 1929-2-22 s.n. Los Angeles Mandeville Canyon, Botanic Garden. Comment
  SD255777  Juglans californica R. G. Swinney 2010-4-20 12280 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2 mile north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  SEINET3159994  Juglans californica G. B. Grant 635 Los Angeles Pasadena Comment
  LA99464  Juglans californica var. californica Hisao P. Arai; 1957-5-9 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon, ca 5 mi. N of Sunset Blvd Comment
  RSA0011159  Juglans californica var. californica A. C. Sanders, T. B. Salvato 2009-5-20 36843 Los Angeles San Gabriel Valley: Rio Hondo at Rancho Lujan, between Montebello and South El Monte, E side of San Gabriel Blvd., SE of Darlington St. intersection. 61 Comment
  UCR223383  Juncus R. G. Swinney 2009-5-27 10887 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
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Dec 7 2018
  CATA853  Juncus acutus subsp. leopoldii Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1662 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  IRVC29644  Juncus acutus subsp. leopoldii A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26216 Los Angeles Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch Western San Gabriel Mtns. 351 Comment
  UC212779  Juncus ambiguus I. Johnston 1917-6-14 1347 Los Angeles w of Pomona Comment
  UC1215249  Juncus ambiguus Peter H. Raven 1962-5-8 17594 Los Angeles s end Seal Cove; San Clemente Island 9 Comment
  UCR259256  Juncus balticus R. G. Swinney 2010-6-4 12999 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  RSA177693  Juncus bufonius Robert F. Thorne, Percy C. Everett 1965-5-10 34437 Los Angeles Cape Canyon, Santa Catalina Island 274 Comment
  IRVC26645  Juncus bufonius var. bufonius L. C. Wheeler 1967-9-17 s.n. Los Angeles Foot of Holiday Hill Ski Lift. San Gabriel Mtns. 1997 Comment
  RSA368347  Juncus bufonius var. occidentalis B. C. Templeton 1932-8-25 5087 Los Angeles Camp Cienega, Big Pines Park, San Gabriel Mountains. 2072 Comment
  HSC95820  Juncus covillei L. C. Wheeler 1954-9-1 7088 Los Angeles San Gabriel Mtns., Little Rock Creek at Buckhorn Comment
  JEPS45914  Juncus macrophyllus F. R. Fosberg and J. Ewan 1931-8-13 4943 Los Angeles above Crystal Lake; Big Cienega 1981 Comment
  UC842378  Juncus macrophyllus Bryan 1929-7-4 Los Angeles Switzer's Camp Arroyo Seco 975 Comment
  JEPS45915  Juncus rugulosus Louis C. Wheeler 1932-9-5 1351 Los Angeles San Antonio Canyon San Gabriel Mts. 883 Comment
  UCR210247  Juncus rugulosus R. G. Swinney 2008-8-14 9433 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek at South Fork Campground Spring 1402 Comment
  UCR125901  Juncus textilis A. C. Sanders, Mark Elvin, Julie M. Vanderwier, M. S. Enright 2002-6-26 25301 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, south of Santa Clara River, above river gate into ranch 305 Comment
  PASA624  Juncus xiphioides Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  RSA368290  Juncus xiphioides Samuel R. Tyson 1942-6-26 s.n. Los Angeles San Dimas Canyon 823 Comment
  RSA669335  Juncus xiphioides LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 559 Los Angeles Transverse Ranges; Verdugo Mountains region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 425 Comment
  LA204794  Juniperus californica C. L. Hogue; 1954-5-1 sn Los Angeles near Vincent [Soledad Pass] Comment
  UCR95221  Juniperus californica L. C. Wheeler 1960-4-29 07683 Los Angeles San Gabriel Mtns. (NW), 0.5 mi NE of Kentucky Springs, east of Acton. Comment
  RSA717984  Juniperus occidentalis var. australis R. G. Swinney 1997-4-25 5496 Los Angeles At peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village. 2405 Comment
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Apr 15 2011
  NY790203  Keckiella cordifolia F. Grinnell Jr. 1905-7-4 459 Los Angeles Newhall Comment
  POM175574  Keckiella cordifolia E. Crow 1930-6-28 s.n. Los Angeles Bichota Canyon - North Fork, San Gabriel Canyon. Comment
  RSA79783  Keckiella cordifolia Raymond J. Dobbs 1927-6-28 7684 Los Angeles Arroyo Seco near Switzers, San Gabriel Mountains. 915 Comment
  UC527608  Keckiella cordifolia C. B. Wolf 1931-6-25 Los Angeles Mandeville Canyon; sw of Los Angeles Botanic Garden, along Beverly Blvd 60 Comment
  RSA400476  Keckiella ternata subsp. ternata Unspecified 1983-7-18 2776 Los Angeles San Gabriel Mountains, Angeles Crest Highway at the junction of the Mt. Wilson turnoff. 1463 Comment
  UCR24209  Kochia californica John C. Roos 1947-9-18 2790 Los Angeles Western Mojave Desert, 2 mi north of Lancaster 710 Comment
  UCR147779  Koeleria macrantha Valerie Soza, L. Lubinsky 2000-6-23 1027 Los Angeles San Gabriel Mountains, South Fork Little Rock Creek, SW Pinyon Flats, NE Alder Saddle 1646 Comment
  SEINET7042278  Koeleria macrantha 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
  RSA250589  Krascheninnikovia lanata R. F. Thorne, R. Carolin, C. Davidson 1967-3-23 41584 Los Angeles San Gabriel Mts., Angeles National Forest: Grandview Canyon, Mohave desert slopes N of Mile High Ranch in desert chaparral 1371 Comment
  CAS-BOT-BC111950  Kyllinga brevifolia Grace Cole Fleischman 1957-4-1 s.n. Los Angeles In flat of Dichondra. Comment
  SFV18162  Lactuca serriola J. N. Hogue 1997-7-10 91 .1 Los Angeles Los Angeles, Eagle Rock. 152 Comment
  UCR258495  Lactuca serriola R. G. Swinney 2010-6-23 13316 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin 341 Comment
  UC1605444  Lagophylla ramosissima Tim Ross and Steve Boyd 1993-5-23 7223 Los Angeles 140-220 m se saddle between Ruby and Clearwater Canyons (along margin of Forest Service fire rd., lower e ridge of mt.); Green Valley 7.5' USGS quad., Red Mtn. 950 Comment
  PASA2311  Lagophylla ramosissima Frank W. Peirson 1922-7-29 Los Angeles Grade east of Bailey's Ranch, Ridge Route 1066 Comment
  RSA764750  Lamarckia aurea Doris Hoover Bowers 1957-5-2 577 Los Angeles Road to Puddingstone, LaVerne 320 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
  UCR138696  Lantana montevidensis L. C. Wheeler 1968-4-13 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Bluebird Ranch 434 Comment
  LA103298  Lasthenia californica Barry A. Prigge; 1986-3-19 6932 Los Angeles Santa Monica Mountains, Leo Carrillo State Beach, 0.3 mi W of Mulholland Hwy on Pacific Coast Hwy 30 Comment
  RSA361496  Lasthenia californica J. Aug Kusche 1929-4-14 s.n. Los Angeles Little Rock, Mohave Desert. Comment
  CAS-BOT-BC352719  Lasthenia coronaria Geo. B. Grant 1901-3-24 15615 Los Angeles Rubio Wash Comment
  CAS-BOT-BC352718  Lasthenia coronaria A. Davidson 1892-5-1 s.n. Los Angeles Devil's Gate, Pasadena Comment
  UC163934  Lasthenia gracilis Geo. B. Grant 1901-1-1 98 Los Angeles probably in the vicinity of Pasadena Comment
  JEPS10372  Lasthenia gracilis W. L. Jepson 1939-4-14 19106 Los Angeles about 2 1/2 mi se Thousand Oaks (western Los Angeles County); Russell Valley 289 Comment
  RSA527596  Lasthenia gracilis Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4423 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  UCSB6387  Lasthenia gracilis 1940-5-13 Los Angeles San Dimas Exp. Forest; Garcia Truck Trail Comment
  RSA188221  Lathyrus vestitus subsp. alefeldii R. F. Thorne, P. C. Everett 1965-6-22 34906 Los Angeles Santa Catalina Island; canyon above Avalon 183 Comment
  RSA405670  Lathyrus vestitus subsp. laetiflorus Charlotte Brown 1929-2-2 s.n. Los Angeles Verdugo Hills, Glendale Comment
  RSA90278  Lathyrus vestitus var. vestitus F. W. Peirson 1919-3-11 104 Los Angeles first canyon east of Rubio Canyon 549 Comment
  RSA90454  Lathyrus vestitus var. vestitus F. W. Peirson 1919-11-17 s.n. Los Angeles hills east of Rubio Canyon 640 Comment
  UC50352  Lathyrus vestitus var. vestitus H. M. Hall 1903-4-1 3742 Los Angeles near Pasadena; Arroyo Seco Comment
  UC15387 Image available Lathyrus violaceus J. Burtt Davy 1893-11-1 Los Angeles Los Angeles Co. Comment
  UC1871149  Layia glandulosa T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4985 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  UCD133919  Layia glandulosa Daryl Koutnik; Vickie Dawes 1978-4-6 260 Los Angeles south of Palmdale on State Highway 138 to Little Rock. 816 Comment
  JEPS85113  Layia glandulosa Roy E. Buck and Rexford Palmer 1989-4-29 1229 Los Angeles ca. 2.5 air km nw of confluence of Gorman Creek and Hungry Valley drainage; Lower Hungry Valley 929 Comment
  POM305146  Layia platyglossa Henry J. Ramsey, Henry J. Ramsey 1937-4-26 431 Los Angeles Pomona, Hillside; Drainage Area: Pacific slope. 305 Comment
  SBBG12840  Layia platyglossa E. R. Blakley 1962-6-9 5204 Los Angeles cyn W of rd, 2.5 mi N of China Pt 190 Comment
  SBBG95206  Layia platyglossa M. B. Dunkle 1928-3-17 1747 Los Angeles draw back of Johnson's Landing Comment
  SEINET7881021 Image available Layia platyglossa F. R. Fosberg 1931-1 S 4814 Los Angeles Cape Canyon, Santa Catalina Island 200 Comment
  SD52895  Layia platyglossa subsp. campestris Peter H. Raven 1962-5-8 17596 Los Angeles San Clemente Island; neaqr mouth of canyon at south end of Seal Cove. Comment
  LA82026  Lepechinia fragrans Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon 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
  SBBG119264  Lepechinia fragrans V. Soza, W. Law, L. Moore 2000-7-7 1059 Los Angeles above Henninger Flats, along Mt Wilson Rd (FS Rd 2N45.2); T1N R12W E/2, SE/4 S1 914 Comment
  CAS-BOT-BC33703  Lepechinia rossii Steve Boyd; Tammy Morgan 2004-5-11 11169 Los Angeles Transverse Ranges; Liebre Mountains region: Head of Ruby Canyon on northern flank of Red Mountain 305 Comment
  SEINET6045041  Lepidium chalepense Unknown 1997-6-18 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
Read comments
Oct 27 2015
  UC10615  Lepidium flavum Dr. A. Davidson 1895-1 Los Angeles Lancaster Comment
  UCR106320  Lepidium latifolium L. C. Wheeler 1976-8-4 s.n. Los Angeles Coastal Plains & Basins; Los Angeles Basin region, Los Angeles river: east of the levee at Long Beach Blvd, Long Beach 5 Comment
  CAS-BOT-BC167084  Lepidium nitidum A. C. Sanders 2003-3-14 25769 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 560 Comment
  SBBG31243  Lepidium nitidum R. F. Thorne 1966-4-7 Los Angeles Cherry Valley 45 Comment
  RSA180086  Lepidium nitidum P. H. Raven 1962-4-9 17156 a Los Angeles Wilson cove, San Clemente Island Comment
Read comments
Dec 24 2010
  CLARK-A1528-2328  Lepidium pinnatifidum John C. Roos 1956-6-15 Los Angeles Westwood Comment
  CATA1484  Lepidium strictum Mark L. Hoefs, Steven A. Junak 1996-5-1 2687 Los Angeles Santa Catalina Island: By Haypress Reservior, at campground 384 Comment
  SBBG112867  Lepidium strictum S. A. Junak with M. L. Hoefs, J. Takara 1998-3-22 SCa 507 Los Angeles SE end of Little Harbor Cmpgrd 18 Comment
  SBBG113144  Lepidium strictum S. A. Junak with M. L. Hoefs, J. Takara 1997-3-28 SCa 388 Los Angeles Airport-in-The-Sky, behind control tower 487 Comment
  SBBG133345  Lepidium strictum S. C. white, J. Green 2004-4-23 10229 Los Angeles Arroyo Seco at La Loma Rd bridge crossing; Pasadena 213 Comment
  RSA49009  Lepidium virginicum var. robinsonii J. C. Roos 1950-2-14 4706 Los Angeles Between Rinehart St. and Prospect Park, Los Angeles Comment
  CAS-BOT-BC328053  Lepidospartum squamatum C. B. Wolf 1931-7-2 2267 Los Angeles Little Tujunga Wash, 0.5 mi above the bridge on the road from Sunland to San Fernando. 335 Comment
  CAS-BOT-BC328056  Lepidospartum squamatum J. Ewan 1931-10-24 5272 Los Angeles 1 mile above Malibu Lake. Santa Monica Mts. Comment
  CAS-BOT-BC328066  Lepidospartum squamatum LeRoy Abrams 1900-8-10 885 Los Angeles San Gabriel Canon Comment
  CHSC20920  Lepidospartum squamatum Robert A. Schlising 1971-10-19 3004 Los Angeles Lopez Canyon, north of Pacoima. Comment
  SFV16471  Lepidospartum squamatum P. M. Schiffman, J. A. Matos 1996-10-22 s. n. Los Angeles San Gabriel Mountains Along the old Ridge Route between Castaic Lake and Highway 138. Comment
  RSA660031  Leptodactylon californicum Matt Bogdanoff 1981-5-25 30 Los Angeles Glendora Mtn. Rd., 6.7 mi N of junction with Sierra Madre Ave., N of Glendora. 762 Comment
  SEINET6034467  Leptosiphon androsaceus Louis Wheeler 1973-4-21 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA729743  Leptosiphon breviculus R. G. Swinney 1998-7-8 6306 Los Angeles San Gabriel Mtns.: N of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  SBBG125207  Leptosiphon ciliatus A. Parikh, N. Gale 2010-6-19 3351 Los Angeles upper Big Tujunga Cyn, 1.1 km W of Shortcut Station, 0.7 km N of St Hwy 2, San Gabriel Mtns 1237 Comment
  RSA593560  Lessingia glandulifera var. glandulifera Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8918 A Los Angeles Liebre Mountains, Castaic Creek, upstream from Fish Canyon, entering the narrower portion of the [floodplain?] 500 Comment
  UC75201  Lessingia glandulifera var. glandulifera C. F. Baker 1903-8-1 3444 Los Angeles Claremont Comment
  UCR25572  Lessingia glandulifera var. glandulifera M. Partsch 1977-5-14 37 Los Angeles Western Mojave Desert, Palmdale Blvd at 140th St. East [SW of Lake Los Angeles] 1067 Comment
  CAS-BOT-BC339564  Lessingia glandulifera var. peirsonii John Thomas Howell 1927-11-13 3200 Los Angeles 1 1/2 miles east of Elizabeth Lake, Liebre Mts. 914 Comment
  UCD134067  Lessingia glandulifera var. peirsonii Steve Boyd; Laura Moore, Mike Wall 1997-7-24 10022 Los Angeles Liebre Mountains Region: Summit of Liebre Mountain, saddle between Richardson and Bear canyons, along Forest Service Road 7N23, 0.05 mile east of junction with road to Bear Gulch Camp (7N23A). Comment
  CAS-BOT-BC283716  Leymus condensatus Timothy S. Ross; Steve Boyd 1994-9-20 8243 Los Angeles Upper Bouquet Canyon: ca 2225 m WSW of Lincoln Crest (the canyon head), and ca 2825 m E of Bouquet Reservoir, along S side of Bouquet Canyon Road 993 Comment
  POM365309  Leymus condensatus Robert Gustafson 1978-6-1 952 Los Angeles Ca. 0.5 mile east off main dirt road running through Hungry Valley, summit of hills overlooking upper Freeman Canyon, ca. 1 mile S of Gorman. 1311 Comment
  CAS-BOT-BC274482  Leymus triticoides LeRoy Abrams 1902-6-12 2523 Los Angeles Ballona Creek, near Mesmer Comment
  RSA599741  Leymus triticoides L. C. Wheeler 1967-11-18 s.n. Los Angeles San Gabriel Mountains : Old Point Comfort; Big Rock Creek. 1280 Comment
  UCR132294  Lilium humboldtii S. J. Myers 2003-6-24 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Propul. Laboratory 381 Comment
  RSA509587  Lilium parryi Louis C. Wheeler 1967-7-15 10013 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  UCR209963  Lilium parryi R. G. Swinney 2008-7-15 9232 Los Angeles San Gabriel Mtns., Buckhorn Canyon 200 m north of Burkhart Saddle trailhead 1927 Comment
  CATA2203  Limonium perezii Sara L. Crockett, Michael Daligdig 1996-10-21 6 Los Angeles Santa Catalina Island: Descanso Beach Club 6 Comment
  UCR259249  Linanthus aureus R. G. Swinney 2010-6-1 13086 Los Angeles San Gabriel Mountains, Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1098 Comment
  UCR265948  Linanthus bigelovii Orlando Mistretta, Christine Mistretta 2005-4-21 2059 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  HSC17058  Linanthus californicus C. S. Apperson 1967-6-15 Los Angeles 1.0 mi. down Canton Canyon Trail from the Townsend Park Rd. Comment
  RSA648203  Linanthus californicus Glenda Long 1981-4-26 20 Los Angeles West Fork San Gabriel Canyon, left side of road. 1 mile up canyon. Comment
  SBBG112774  Linanthus dianthiflorus S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-4 SCa 529 Los Angeles Little Ripper's Cyn, just inland from beach 51 Comment
  RSA523350  Linanthus dichotomus subsp. dichotomus G. H. True 1935-3-26 166 Los Angeles Belleview School NW of Palmdale. 732 Comment
  RSA595338  Linanthus dichotomus subsp. dichotomus L. C. Wheeler 1967-5-8 9334 Los Angeles San Gabriel Mts [Liebre Mtns] between Bouquet Junction and Bonelli Ranch. 396 Comment
  POM364689  Linanthus parryae L. C. Wheeler 1932-4-10 605 Los Angeles Palmdale. 762 Comment
  UC23778  Linanthus parviflorus Harley P. Chandler 1897-5-24 Los Angeles Fulkerson's Ranch Claremont 731 Comment
  RSA400293  Linaria canadensis var. texana F. R. Fosberg 1931-3-20 S- 4316 Los Angeles Santa Catalina Island. Hamilton canyon, mouth near Avalon. Comment
  RSA533972  Linaria canadensis var. texana Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5181 Los Angeles San Clemente Island: 950 ft WNW of Stone at the begining of the Stone Canyon drainage. 442 Comment
  CAS-BOT-BC426255  Lithophragma affine I. Johnston 1917-5-6 1927 Los Angeles Evey Canon, north of Claremont 762 Comment
  CAS-BOT-BC426265  Lithophragma affine M. E. Jones 1882-5-3 3223 Los Angeles Pasadena Comment
  LA33627  Lithophragma affine Henry J. Thompson; 1959-4-19 1943 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  CAS-BOT-BC426260  Lithophragma affine Geo. B. Grant 1902-3-12 2471 Los Angeles Pasadena Comment
  RSA305702  Lithophragma affine subsp. mixtum Mark Hoefs, D. Propst 1973-5-4 211 Los Angeles Middle of Middle Ranch Canyon; Santa Catalina Island. 244 Comment
  CAS-BOT-BC432211  Lithophragma bolanderi Timothy S. Ross 1993-6-1 7353 Los Angeles Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon. Mt. Wilson 7.5 USGS gradrangle. 804 Comment
  SD217373  Lithophragma maximum Steve Boyd, Tim Ross and Laurel Arnseth 1990-4-8 4318 Los Angeles San Clemente Island. East side of island, near Malo Point, first canyon south of Bryce Canyon. Comment
  RSA729705  Lobelia dunnii var. serrata R. G. Swinney 1998-7-28 6511 Los Angeles Cat Canyon, a western tributary of San Antonio Canyon, south of Sunset Peak. 1024 Comment
  UCR243012  Lobelia dunnii var. serrata R. G. Swinney 2009-8-6 11509 Los Angeles Transverse Range; San Gabriel Mountains, Lodi Canyon Falls, first major waterfall up canyon from confluence with San Dimas Canyon, San Dimas Experimental Forest 476 Comment
  UC416547  Lobelia dunnii var. serrata M. Reed 1895-8-22 Los Angeles Sierra Madre Mountains, top of Claremont Claremont; Sierra Madre Mountains, Claremont Comment
  RSA337418  Loeseliastrum matthewsii R. F. Thorne 1973-5-11 43533 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam. 1037 Comment
  SBBG98053  Logfia arizonica T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5218 Los Angeles vicinity of Knob, 5100 ft NW of Guds 251 Comment
  SBBG42235  Logfia filaginoides M. B. Dunkle 1939-4-6 7317 Los Angeles Mosquito Ridge Comment
  UC206243  Logfia filaginoides Katharine Brandegee Los Angeles Santa Catalina Id. Comment
  CATA1196  Logfia gallica Mark L. Hoefs, Jay B. Walker, Carol Annable 1995-6-5 2215 Los Angeles Santa Catalina Island: Upper White's Landing Road 426 Comment
  SBBG118816  Lomatium G. D. Wallace with M. Wallace 1983-5-20 2074 Los Angeles Aliso Cyn rd between Acton and Angeles Forest hwy Comment
  RSA667963  Lomatium dasycarpum Peter J. Mehringer 1958-3-8 s.n. Los Angeles Decker Canyon Road, near Mulholland Dr., Santa Monica Mountains. 366 Comment
  SFV21399  Lomatium dasycarpum subsp. dasycarpum L. Gross 2002-4-13 529 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains. Entered at the corners of Ledge Ave. & Tuxford St. off of La Tuna Canyon Road in Sun Valley. West of McDonald Creek. Horse trail climbs in a north direction a ridge to top of crest, then a ridge from top of crest northward down the north side of crest to the community of Shadow Hills where Sunland Blvd. runs through. 305 Comment
  RSA199013  Lomatium lucidum W. M. Gauntt 1966-4-9 142 -A Los Angeles Junction of Glendora Mountain Road with Glendora Ridge Road 915 Comment
  RSA746901  Lomatium lucidum R. G. Swinney 2005-4-23 8221 Los Angeles Glendora, 0.5 mi. north of north end of Rainbow Dr., west of and adjacent to West Bender Canyon 556 Comment
  POM320749  Lomatium mohavense subsp. mohavense Anonymous 1966-3-18 240 Los Angeles Palmdale, Lovejoy Buttes. 915 Comment
  UC566815  Lomatium utriculatum H. L. Mason 1926-4-26 2980 Los Angeles summit Mint Canyon Comment
  POM3247  Lomatium vaginatum P. A. Munz 1918-5-19 2265 Los Angeles Hills south of Pomona. Comment
  SBBG109142  Lonicera hispidula S. A. Junak 1997-9-27 SCl 964 Los Angeles just inland from mouth of Eagle Cyn 15 Comment
  RSA0085495  Lonicera subspicata R. G. Swinney 2010-8-9 13463 Los Angeles Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport. 1037 Comment
  UCD137372  Lonicera subspicata var. denudata Justin M. Wood 2009-4-22 527 Los Angeles San Gabriel Mountains, City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  SD69869  Lonicera subspicata var. johnstonii R. F. Thorne, D. Propst 1968-5-27 37623 Los Angeles Santa Catalina Island; in upper Skull Canyon. 299 Comment
  UC864764  Lotus argophyllus var. argenteus Carl B. Wolf 1932-5-9 Los Angeles 0.5 mi from Avalon (on road to Pebbley Beach); Santa Catalina Island 7 Comment
  RSA3686  Lotus argophyllus var. ornithopus C. B. Wolf 1932-5-10 3530 Los Angeles Equestrian Trail back of Avalon, Santa Catalina Island. 305 Comment
  POM155856  Lotus dendroideus var. dendroideus M. B. Dunkle 1928-4-11 1851 Los Angeles Emerald Bay, Santa Catalina Island. 15 Comment
  UCR177276  Lotus grandiflorus Scott D. White, Michael Honer 2003-5-7 9196 Los Angeles Santa Clarita area, South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway 366 Comment
  RSA573748  Lotus grandiflorus var. grandiflorus T. S. Ross 1992-7-17 6734 Los Angeles Ridge between Condor Peak Saddle and Fox (trinagulation point, 5033-ft.) in first saddle NNW from Fox. 1402 Comment
  RSA660060  Lotus heermannii var. heermannii Matt Bogdanoff 1981-5-24 10 Los Angeles Big Dalton Cyn. Rd., 0.7 mi E of junction with Glendora Mtn. Rd., N of Glendora. 396 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
  UCR88528  Lotus salsuginosus Scott D. White, Chet McGaugh 1995-5-16 3078 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  POM243728  Lotus salsuginosus F. R. Fosberg 1931-3-26 S- 4386 Los Angeles Santa Catalina Island. Sea bluffs W Hamilton Cany[on]. 90 Comment
  UC212479  Lotus scoparius S. B. Parish 1918-2-23 11665 Los Angeles Hermosa Beach Comment
  RSA406856  Lotus scoparius Gale Sphon 1955-4-12 s.n. Los Angeles Point Dume Comment
  RSA406849  Lotus scoparius var. brevialatus L. E. Hoffman 1927-7-10 s.n. Los Angeles Swarthout canyon Comment
  RSA621856  Lotus strigosus R. S. Woglum 1930-4-28 s.n. Los Angeles Hills south of Glendora. Comment
  UC535350  Lotus strigosus Ira W. Clokey, B. Templeton Jul 1929 4576 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  UCR223742  Lotus strigosus R. G. Swinney 2009-6-24 11238 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  RSA632117  Lotus strigosus L. C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains: Ridge south of mouth of Big Dalton Canyon. 495 Comment
  RSA660413  Lotus strigosus Orlando Mistretta 1992-5-21 379 Los Angeles Right Star Mine, S of Acton. Comment
  SEINET4035448  Lotus strigosus R. Moran 1941-1 610 Los Angeles Grassy slpe above sea, north of Wilson's Harbor, Santa Catalina Island. Comment
  UC864916  Lotus strigosus Louis C. Wheeler 1932-3-23 520 Los Angeles near U.C.L.A. Campus; West Los Angeles 137 Comment
  UCR228137  Lotus strigosus var. strigosus R. F. Thorne 1966-4-6 35891 Los Angeles Channel Islands, Santa Catalina Island, ridge between White and Moonstone Coves 15 Comment
  RSA406258  Lotus unifoliolatus F. R. Fosberg 1930-7-3 451 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA226194  Lotus wrangelianus Gary D. Cromwell 1971-5-14 669 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora. 564 Comment
  RSA594214  Lotus wrangelianus L. C. Wheeler 1967-5-8 9316 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  UC73249  Lupinus affinis E. D. Palmer April 1901 Los Angeles Claremont Comment
  SEINET10488415  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 year old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6450 x 7325 (2) Comment
  SEINET10937160  Lupinus albifrons var. longifolius Everett 1948-1 EVERETT 19477 Los Angeles Garden 6457, origin palos verdes hills Comment
  UCR273154  Lupinus andersonii R. G. Swinney 2011-6-22 15270 Los Angeles San Gabriel Mountains, 1/4 mile north of entrance to Charlton Flat, 8 m west of Angeles Crest Hwy shoulder 1659 Comment
  UCR273155  Lupinus andersonii R. G. Swinney 2011-6-22 15269 Los Angeles San Gabriel Mountains, 1/4 mile north of entrance to Charlton Flat, 8 m west of Angeles Crest Hwy shoulder 1659 Comment
  UCR229130  Lupinus bicolor Dan S. Cooper 2011-5-10 511- 75 Los Angeles San Gabriel Valley, San Gabriel, NE corner of South Arroyo Dr. and West Santa Anita Ave., near San Gabriel Mission 128 Comment
  RSA587260  Lupinus bicolor Orlando Mistretta 1994-5-13 1211 Los Angeles San Gabriel Mts, Little Rock Creek. 1067 Comment
  SBBG28950  Lupinus bicolor D. B. Dunn, C. Epling 1946-4-19 2121 Los Angeles W side of Hwy 99, 5 mi S of Los Angeles County Honor Farm 762 Comment
  SDSU4658  Lupinus bicolor Gerald Collier 1951-4-5 3672 Los Angeles About 1 mile inside entrance to North American Testing Grounds; Simi Hills 3 miles norhteast of Chattsworth Lake. Comment
  RSA407100  Lupinus breweri var. grandiflorus I. M. Johnston 1917-6-20 1491 Los Angeles San Antonio Mountains: Baldy Lookout of U.S.F.S. 1982 Comment
Read comments
Jun 23 2015
  POM2553  Lupinus chamissonis L. R. Abrams 1899-05 272 Los Angeles Ballena [Ballona] Harbor Comment
  RSA725091  Lupinus concinnus Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -1 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  SBBG113039  Lupinus concinnus S. A. Junak with K. Kirkland 1998-4-30 SCa 558 Los Angeles upper part of Hamilton Cyn drainage, just downslope from Airport Rd 304 Comment
  UCSB22546  Lupinus elatus Wilken, Dieter 1968-7-9 Los Angeles Ridge south of Dawson Saddle; along trail to Throop Peak; San Gabriel Mtns. 2468 Comment
  UCR223747  Lupinus excubitus subsp. austromontanus R. G. Swinney 2009-6-24 11227 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  SFV19332  Lupinus excubitus var. austromontanus P. Wilson, J. N. Hogue 243.5 2005-5-23 4124 Los Angeles San Gabriel Mountains Near Winston Peak, along trail from Cloudburst Summit, north of Highway 2. About 0.75 km from highway. 2075 Comment
  RSA635045  Lupinus excubitus var. hallii Valerie L. Soza, Kent Hughes 1999-6-17 558 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above San Olene Canyon. 746 Comment
  CAS-BOT-BC216550  Lupinus excubitus var. johnstonii Timothy S. Ross; Steve Boyd 1994-5-11 7768 Los Angeles Central summit area, ca 1750 m WSW of Bear gulch Camp, Liebre Mountain 1732 Comment
  UC198110  Lupinus formosus C. F. Baker 1904-4-2 4098 Los Angeles hills near Monrovia; hills near Monrovia Comment
  RSA008612  Lupinus formosus Fay A. MacFadden 1931-3-20 3000 Los Angeles Hills and along wash, Tuna Canyon, Verdugo Hills 335 Comment
  SEINET10485358  Lupinus formosus Thorne 1973-4-24 THORNE 43431 Los Angeles San gabriel mtns. Mojave desert slope. Along ft. Tejon rd near jct with Longview rd, ca 3 mi s of pearblossom rd. Joshua tree and juniper woodland With numerous annuals; flowers purplish. 1067 Comment
  RSA152135  Lupinus formosus var. formosus Wesley O. Griesel s.n. Los Angeles Charleton Flats, San Gabriel Mts 1524 Comment
  RSA713740  Lupinus hirsutissimus A. C. Sanders, Helen Kennedy 2005-4-13 29424 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  RSA0077377  Lupinus hyacinthinus Orlando Mistretta 1994-6-15 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Santiago Canyon Section. 1158 Comment
  SEINET2062920 Image available Lupinus latifolius subsp. parishii Norman C. Cooper 1948-4-21 2684 Los Angeles Littlerock 762 Comment
  CAS-BOT-BC211689  Lupinus longifolius Alice Eastwood 1919-7-4 9306 Los Angeles Santa Monica Canyon Comment
  CAS-BOT-BC211694  Lupinus longifolius Theodore Payne 1948-5-15 12287 Los Angeles La Canada Comment
  RSA0096916  Lupinus microcarpus var. densiflorus L. C. Wheeler 1967-5-18 9618 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  CAS-BOT-BC207242  Lupinus peirsonii Wesley O. Griesel 1962-6-27 s.n. Los Angeles Dawson Saddle, San Gabriel Mts. 2438 Comment
  RSA748837  Lupinus sparsiflorus Justin M. Wood 2009-4-10 476 Los Angeles City of San Dimas; San Dimas Wash just above the Puddingstone Diversion Dam and adj to the golf course. 351 Comment
  POM8682  Lupinus succulentus Philip A. Munz 1920-2-18 3265 Los Angeles Claremont. 366 Comment
  POM9619  Lupinus succulentus Philip A. Munz, R. D. Harwood 1920-5-15 4008 Los Angeles Sepulveda Canyon, Santa Monica Mountains 213 Comment
  RSA414323  Lupinus succulentus N. C. Cooper 1948-5-13 2762 Los Angeles Pomona. 244 Comment
  SEINET10936772  Lupinus succulentus Mayer 1974-4-10 Mayer 147 Los Angeles N side of bouquet canyon rd, ca 1/4 mi ne of intersection with vasquez canyon Rd. Comment
  RSA598376  Lupinus truncatus L. C. Wheeler 1967-5-24 9758 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 701 Comment
  RSA600471  Lupinus truncatus Steve Boyd, Lauren Raz 1997-4-30 9607 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
  RSA657167  Lupinus truncatus Joseph M. Keefe 1978-5-11 22914 Los Angeles Verdugo Mountains: Stough Canyon, Firebreak Road, 0.5 km north of DeBell Golf Course, foothills of Verdugo Mtns, Burbank. 457 Comment
  RSA230241  Luzula comosa var. laxa Robert F. Thorne 1969-7-2 38231 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1601 Comment
  RSA252886  Lycium andersonii Robert F. Thorne 1973-5-11 43542 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam. 1037 Comment
  RSA428858  Lycium cooperi J. E. Stumbo, J. C. Bayse 1966-4-11 LASCA- 539 Los Angeles Along roadside c. 6 mi. south of Palmdale. 915 Comment
  CAS-BOT-BC140221  Lyonothamnus floribundus subsp. aspleniifolius Martin A. Piehl 1962-6-9 62321 Los Angeles Just below (n. of) Chenity (s. of Mosquito Cove), San Clemente Island 304 Comment
  UC1587586  Lythrum californicum Tim Ross 1991-9-1 5892 Los Angeles near Mulholland Highway x Yerba Buena Road, Santa Monica Mountains Santa Monica Mountains 426 Comment
  POM308912  Lythrum californicum Unspecified 1942-5-22 627 Los Angeles trail to Flumes 4 and 5 N side, San Dimas Experimental Forest, San Gabriel Mt. Comment
  SBBG128562  Lythrum hyssopifolia M. L. Hoefs, S. A. Junak, J. Takara, M. Gay 1995-7-14 2401 Los Angeles lower Cape Cyn, just up from Middle Cyn 213 Comment
  CAS-BOT-BC343704  Madia elegans Timothy S. Ross; Steve Boyd 1994-5-4 7659 Los Angeles Liebre Mountains. Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley 1389 Comment
  SBBG108579  Madia elegans T. S. Ross 1992-7-12 5992 s Los Angeles home of T. S. Ross, Ontario Comment
  UCR179464  Madia gracilis R. G. Swinney, Dave Larson 1996-8-7 5249 Los Angeles Eastern San Gabriel Mountains., San Dimas Experimental Forest, head of Dry Lake Canyon at 'Dry Lake,' site of CCC camp in 1930s = Browns Flat 1524 Comment
  RSA604007  Mahonia dictyota L. C. Wheeler 1936-4-5 4084 Los Angeles San Dimas Canyon, San Gabriel Mts. 701 Comment
  RSA631369  Maianthemum stellatum Louis C. Wheeler 1967-9-3 10642 Los Angeles San Gabriel Mountains; Prairie Fork. 2317 Comment
  SD136173  Malacothamnus clementinus Mark Elvin, Gery Allan 1995-5-21 17 Los Angeles San Clemente Island; west side of island on terrace at edge of upper end south fork of Horse Beach Canyon. Comment
  UC1738524  Malacothamnus clementinus Steven A. Junak 1997-4-23 SCI 865 Los Angeles ca. 2.3 mi SW of Thirst (terrace on E side of Norton Canyon, near base of escarpment between two terraces); San Clemente Island 268 Comment
  UCR209226  Malacothamnus fasciculatus R. G. Swinney 1969-5-1 395 Los Angeles San Gabriel Valley, c. 100 yards south of Duarte city limits on Buena Vista Ave. in Irwindale, c. 100 yards west of San Gabriel River channel 133 Comment
  RSA0078581  Malacothamnus fasciculatus Ira W. Clokey, B. Templeton 1929-07 4593 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  RSA737841  Malacothamnus fremontii LeRoy Gross, Duncan S. Bell 2008-5-27 3423 Los Angeles East of Mill Creek, and Angeles Forest Highway. Southwest of Mill Creek summit. Along Road (4N18.1). 1402 Comment
  RSA617481  Malacothamnus marrubioides Scott D. White, Pam DeVries 1998-6-23 6776 Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon Road, S of I-14, E of Bee Canyon and W of Agua Dulce Canyon. 549 Comment
  RSA94959  Malacothrix clevelandii F. W. Peirson 1923-5-21 5288 Los Angeles South face of San Gabriel Mountains. Fish Canyon 792 Comment
  SD139335  Malacothrix foliosa subsp. foliosa Jon Rebman, Jonathan Dunn 1996-4-29 3107 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island 10 Comment
  UCR259637  Malacothrix saxatilis R. G. Swinney 2010-4-15 12220 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash 610 Comment
  RSA594978  Malacothrix saxatilis var. tenuifolia Mark Hoefs, Steven A. Junak, Janet Takara, M. Gay 1995-7-14 2379 Los Angeles Parsons' Landing, Santa Catalina Island 323 Comment
  SBBG66179  Malacothrix saxatilis var. tenuifolia R. Hoffmann 1927-8-31 Los Angeles Bouquet Cyn Comment
  POM34102  Malacothrix saxatilis var. tenuifolia Marcus E. Jones 1902-6-27 s.n. Los Angeles Santa Catalina Island. Comment
  RSA780692  Malacothrix saxatilis var. tenuifolia Sandy Leatherman, Pam DeVries 2011-4-28 2011 -10 Los Angeles Transverse Ranges; Liebre Mountains region; 925 meters SW of Vasquez Canyon Road at Mesa Drive in Santa Clarita 576 Comment
  SFV1130  Malephora crocea K. A. Wilson 1961-3-12 1001 Los Angeles Zuma Beach. On sand above tide line. 3 Comment
  UC54808  Malosma laurina J. Burtt Davy October, 1896 2728 Los Angeles Santa Monica Comment
  CAS-BOT-BC206647  Malva assurgentiflora E. R. Blakley 1963-12-8 6414 Los Angeles South end of mesa and just under northwest edge of new air strip, about 150 feet north of West Cove - San Clemente Island 22 Comment
  RSA611923  Malva parviflora Louis C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  CHSC8365  Marah macrocarpa Edward L. Smith 1957-3-21 249 Los Angeles Located at Blanchard Park at Pomona College, Claremont. San Gabriel Mts. 381 Comment
  UCR198326  Marah macrocarpa Gary Kovnat, LeRoy Gross 2003-1-19 05 Los Angeles Transverse Ranges; San Gabriel Mountains region, Angeles National Forest, Gold Creek Ecological Preserve, south terrace south descending trail Comment
  RSA652421  Marah macrocarpa R. McCormick 1963-3-30 s.n. Los Angeles Topanga Canyon. Comment
  RSA0035006  Marrubium vulgare Elwood Fordham 1951-3-8 s.n. Los Angeles Topanga, Summit Rd. 304 Comment
  UCR130508  Marsilea vestita subsp. vestita R. E. Riefner Jr. 2002-9-8 02- 226 Los Angeles Simi Hills, Chatsworth, Chatsworth County Park, NW portion of park 320 Comment
  RSA765559  Medicago polymorpha Doris Bowers 1957-3-23 s.n. Los Angeles Rocky Point, LaVerne 335 Comment
  SBBG67107  Medicago polymorpha M. N. Ackley -Mar-1926 575 Los Angeles Eagle Rock 182 Comment
  SEINET11096139 Image available Medicago polymorpha G. B. Grant 1905-5-16 761 -6498 Los Angeles Garvanza Comment
  RSA0040467  Melaleuca viminalis R. E. Riefner Jr. 2007-7-28 07 -331 Los Angeles city of Malibu, Malibu Lagoon, east side of Hwy 1, Malibu Lagoon State Park 4 Comment
  RSA0062567  Melica imperfecta R. G. Swinney 2010-4-20 12311 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA133750  Melica imperfecta P. H. Raven 1959-4-4 13960 Los Angeles Just east of Zuma Beach, Point Dume 30 Comment
  RSA276033  Melica imperfecta Jack Delaini 1974-3-22 82 Los Angeles Lodi canyon, San Dimas experimental Forest 366 Comment
  RSA360115  Melica imperfecta B. A. Prigge 1986-3-29 7147 Los Angeles E of Red Rover Mine Rd. and Antelope Valley Fwy 914 Comment
  RSA724990  Melica imperfecta K. Dobry 1991-6-24 d- 731 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  SBBG106884  Melica imperfecta M. L. Hoefs, R. F. Thorne 1996-4-6 2606 Los Angeles Pebbly Beach 6 Comment
  SBBG77086  Melica imperfecta F. R. Fosberg 1931-3-19 4307 Los Angeles Hamilton Cyn 10 Comment
  UCD87791  Melica imperfecta Katharine Brandegee Date Unknown s.n. Los Angeles Catalina Island. Comment
  UCR223560  Melica imperfecta R. G. Swinney 2009-6-2 10984 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  UCR260326  Melica imperfecta R. G. Swinney 2010-5-4 12550 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
  UCR223358  Melica stricta R. G. Swinney 2009-5-20 10829 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  RSA592289  Melilotus albus L. C. Wheeler 1967-5-13 9536 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 262 Comment
  RSA604524  Melilotus indicus Sara L. Crockett, Mark Hoefs, Steven A. Junak 1997-3-27 600 Los Angeles Santa Catalina Island, 0.2 miles N on Lower Cape Canyon Reservoir Road from jct. with Cape Canyon Road; 3 m E of road 287 Comment
  RSA12180  Melilotus indicus Carl B. Wolf 1934-4-11 5636 Los Angeles Bryant Ranch, E of Long Beach, in 1.48 acre tract at 7th and Hathaway. 23 Comment
  UCD108096  Melilotus indicus J. Warren 1952-5-15 s.n. Los Angeles Mulholland Drive. 457 Comment
  RSA440352  Mentzelia affinis Anstruther Davidson 1912-05 2805 Los Angeles Van Nuys Comment
  RSA643162  Mentzelia albicaulis Orlando Mistretta 1995-3-14 1538 Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Emma section. Comment
  SBBG125450  Mentzelia dispersa A. Parikh, N. Gale 2010-6-17 3318 Los Angeles upper Big Tujunga Cyn, 0.2 km N of St Hwy 2, 0.4 km NE of intersection of St Hwy 2 and upper Big Tujunga Cyn Rd, San Gabriel Mtns 1365 Comment
  RSA446759  Mentzelia micrantha F. R. Fosberg 1931-3-23 4337 Los Angeles Hamilton Canyon, near Avalon, Santa Catalina Island. 25 Comment
  RSA774594  Mentzelia montana Orlando Mistretta, Christine Mistretta 2010-6-10 5294 Los Angeles North Fork Mill Creek. Forest Service Route 3N27, 2.55 air miles SW of intersection with Forest Route 3N17 (Mt. Gleason Road), along Southern California Edison transmission line corridor. 1295 Comment
  UCR185573  Mentzelia veatchiana A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33520 Los Angeles Western End of Antelope Valley and Mojave Desert, hills south of Hwy 138 at 290th St. West, SW of VABM Zana 915 Comment
  RSA314590  Mentzelia veatchiana Robert F. Thorne, C. W. Tilforth 1973-4-20 43098 Los Angeles San Bernardino National forest; Mormon Rocks and Cajon Canyon 1037 Comment
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Dec 21 2013
  RSA756881  Mentzelia veatchiana Orlando Mistretta, Christine Mistretta 2008-4-4 2341 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Peaceful Valley Road (Segment 5, structure 53 per TRTP survey; 2008) 1220 Comment
  SD90598  Mesembryanthemum nodiflorum Robert F. Thorne 1970-3-6 39397 Los Angeles Santa Catalina Island, Indian rock in Emerald Bay 14 Comment
  UC65037  Microseris douglasii subsp. douglasii S. B. Parish June, 1887 1902 Los Angeles Elizabeth Lake Comment
  RSA347515  Microseris heterocarpa B. A. Prigge 1986-3-19 6925 Los Angeles Santa Monica Mountains: 0.3 miles west of Mulholland Hwy on Pacific Coast Hwy. 30 Comment
  RSA618733  Microseris lindleyi Scott D. White, Sandy Leatherman 1998-6-4 6635 Los Angeles Castaic Lake area: Grasshopper Canyon watershed, between I-5 Freeway / Old Ridge Route and lake. Proposed North Lake Planned Community. 427 Comment
  UCR190884  Microseris lindleyi R. G. Swinney 2001-4-18 7906 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  PASA329  Microseris linearifolia Sally Ellis 1940-4-16 Los Angeles Evy's canyon, Claremont Comment
  UCR189962  Mimulus R. G. Swinney 1998-6-12 6959 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
  RSA550786  Mimulus aurantiacus David M. Thompson 1992-5-22 1075 Los Angeles N of Flintridge. 4.4 miles N of 210 Freeway along Highway 2 793 Comment
  RSA248671  Mimulus aurantiacus var. pubescens Christopher Davidson 1974-6-4 2287 Los Angeles Tapia Park, off Malibu Canyon Rd. Comment
  RSA442641  Mimulus aurantiacus var. pubescens F. Post 1931-4-1 s.n. Los Angeles Santa Susana Pass Comment
  SFV6189  Mimulus aurantiacus var. pubescens R. M. Muran 1974-3-24 49 Los Angeles Santa Monica Mountains Along Mulholland Drive above the Encino Reservoir. 427 Comment
  UC943859  Mimulus aurantiacus var. pubescens H. E. McMinn, M. Van Rensselaer 1945-6-10 1913 B Los Angeles e Whittier (near summit of grade); Turnbull Canyon Comment
  UCR277031  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-5-25 12916 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  IRVC26211  Mimulus brevipes A. C. Sanders 2003-5-1 26245 Los Angeles NE side of Castaic Mesa, near Angeles National Forest boundary, ca. 0.6 mi. due west of confluence of Bitter and Charlie Canyons Western San Gabriel Mtns. 396 Comment
  JEPS23715  Mimulus brevipes Peter H. Raven, Henry J. Thompson 1959-5-5 14153 Los Angeles 4.1 mi nw Tapia Park (on road to Malibu Lake); Santa Monica Mountains 182 Comment
  LA51876  Mimulus brevipes O. A. Plunkett; 1926-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  POM8951  Mimulus brevipes P. A. Munz, R. D. Harwood 1920-4-21 3690 Los Angeles San Dimas Canyon, [San Gabriel Mountains] 457 Comment
  RSA0105041  Mimulus brevipes R. G. Swinney 2011-4-26 14469 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  RSA0069430  Mimulus cardinalis R. G. Swinney 2010-9-9 13763 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  RSA420674  Mimulus cardinalis Louis C. Wheeler 1932-9-19 1385 Los Angeles Los Angeles R. [River] at Los Feliz Blvd. 122 Comment
  RSA420675  Mimulus cardinalis Louis C. Wheeler 1931-8-22 11 Los Angeles Puddingstone Lake. 259 Comment
  RSA713804  Mimulus cardinalis Valerie L. Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1362 Los Angeles Intersection of North Beaudry Mtwy and Deer Creek. 518 Comment
  UCR194754  Mimulus floribundus Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 716 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, north side; northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 518 Comment
  RSA435503  Mimulus floribundus F. R. Fosberg, Joseph A. Ewan 1931-8-10 4904 Los Angeles Crystal Lake, N fork San Gabriel River. San Gabriel Mountains. 1616 Comment
  RSA732859  Mimulus fremontii R. G. Swinney 2001-5-17 7952 Los Angeles Bobs Gap, c. 1/4 mile north of Panorama Rd. on Bobs Gap Rd. 1232 Comment
  LA51867  Mimulus guttatus Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA447965  Mimulus guttatus Grethe Markedahl 1923-3-12 s.n. Los Angeles Bindini Swamp. Comment
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Dec 31 2015
  RSA80137  Mimulus guttatus F. W. Peirson 1918-6-28 259 Los Angeles Sierra Madre trail to Mt. Wilson, San Gabriel Mountains 838 Comment
  RSA641075  Mimulus johnstonii Orlando Mistretta, R. T. Hawke 1995-11-8 1951 a Los Angeles San Gabriel Mountains. Comment
  RSA286661  Mimulus moschatus Robert F. Thorne, Larry E. DeBuhr 1974-6-28 44756 Los Angeles Angeles National Forest: Lily Springs area on N slope of Mt. Hawkins, drainage of S Fork Big rock Creek. 2439 Comment
  RSA625528  Mimulus palmeri Louis C. Wheeler 1963-5-25 8258 Los Angeles San Gabriel Mountains: Upper Big Tujunga at Vetter Gulch. . Comment
  RSA748467  Mimulus pilosus R. G. Swinney, Cody Clarke 2001-8-22 8086 Los Angeles 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area. 2305 Comment
  SEINET13387034 Image available Mimulus pilosus R. G. Swinney 2011-1 15723 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream (Chilao Flat 7.5' Q.) (T3N R11W S34) 1536 Comment
  UCR203204  Mimulus rubellus R. G. Swinney 2005-5-21 8245 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
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Oct 18 2010
  RSA246466  Minuartia douglasii F. R. Fosberg 1931-4-29 S 4721 Los Angeles Middle Ranch Canyon, Santa Catalina Island 180 Comment
  CAS-BOT-BC434618  Mirabilis laevis var. crassifolia Marcus E. Jones 1882-2-25 3020 Los Angeles Pasadena Comment
  CAS-BOT-BC434619  Mirabilis laevis var. crassifolia Le Roy Abrams 1901-4-4 1337 Los Angeles Chatsworth Park Comment
  SBBG69792  Mirabilis laevis var. crassifolia R. Hoffmann 1929-5-17 Los Angeles Harold Comment
  UC1136586  Mirabilis laevis var. crassifolia A. D. Gifford 1935-3-15 458 Los Angeles 4 miles SW of Red Mountain 457 Comment
  RSA0027966  Mirabilis laevis var. crassifolia Steve Boyd, L. Arnseth, T. S. Ross 1990-4-7 4187 Los Angeles San Clemente Island: Upper reaches of China Canyon, S end of island, W side. Comment
  SD30969  Mirabilis laevis var. crassifolia Edith A. Purer 1931-3-12 974 Los Angeles Palos Verdes Hills. Comment
  UC483218  Monanthochloe littoralis L. R. Abrams and I. L. Wiggins 1931-7-7 403 Los Angeles Channel Islands, Santa Catalina Island, Catalina Harbor Catalina Harbor; Channel Islands, Santa Catalina Island, Catalina Harbor Comment
  RSA96406  Monardella australis subsp. cinerea E. K. Balls 1954-9-4 19786 Los Angeles Trail from ski lift to Badly Summit Comment
  LA63048  Monardella breweri subsp. breweri Carl Epling; 1937-5-9 sn Los Angeles Neenach, Antelope Valley Comment
  SD65470  Monardella breweri subsp. lanceolata Reid Moran 1967-7-22 14085 Los Angeles Canyon south of Chilao, San Gabriel Mountains. 1550 Comment
  UC604834  Monardella exilis Roxana S. Ferris and Ruth P. Rossbach 1938-5-13 9483 Los Angeles 4 mi ne Lancaster (on the Muroc Road) Comment
  POM211787  Monardella viridis subsp. saxicola Louis C. Wheeler 1933-8-14 2081 Los Angeles San Dimas Canyon. 640 Comment
  POM215886  Monardella viridis subsp. saxicola Louis C. Wheeler 1935-11-3 4065 Los Angeles Palmer canyon, San Gabriel Mtns. 518 Comment
  CAS-BOT-BC140682  Morus alba A. C. Sanders; T. B. Salvato; Mitch Provance 2009-5-27 36950 Los Angeles San Gabriel Valley: Baldwin Park, San Gabriel River channel south of Ramona Blvd. and north of I-10 Fwy, under SCE powerlines 91 Comment
  UC535054  Muhlenbergia californica Victor Duran 1933-8-11 3546 Los Angeles South Fork Big Rock Creek San Gabriel Mts. 1600 Comment
  RSA674278  Muhlenbergia microsperma LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 713 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 576 Comment
  SEINET2473433 Image available Muhlenbergia microsperma Richard G. Swinney 2009-1 10279 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills; Duarte/Azusa border, San Gabriel Canyon wash, east side of channel 1.2 miles north of Foothill Blvd. 180 Comment
  SEINET2473456 Image available Muhlenbergia microsperma Richard G. Swinney 2009-1 10104 Los Angeles San Gabriel Mtns. Foothills; Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39 226 Comment
  UCR216380  Muhlenbergia microsperma Dan S. Cooper 2010-4-19 0410- 51 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., trail between Mt. Hollywood and the observatory, Griffith Park 410 Comment
  RSA0036976  Muilla maritima R. G. Swinney 2010-5-11 12667 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
  SFV19354  Muilla maritima E. Jackson 1993-5-2 30 Los Angeles Santa Clarita. About 0.25 miles northwest of junction of Newhall Ranch Road and McBean Parkway. 350 Comment
  UC72243  Muilla maritima Miss E. D. Palmer 1902-4 Los Angeles vicinity Los Angeles; Claremont Comment
  UCR282021  Muilla maritima R. G. Swinney 2014-5-1 16316 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, east end of Holcomb Ridge, 2.2 road miles east of jct. of Bob's Gap Rd. and Panorama Rd., from base of ridge at Panorama Rd. to high point at 4519 ft. 1378 Comment
  UCR50728  Muilla maritima L. F. LaPre 1988-5-13 s.n. Los Angeles Western Transverse Range, Lake Hughes, 16 mi (airline) west of Lancaster in the San Andreas Rift. 1037 Comment
  SEINET3154246  Muilla serotina G. B. Grant 1905-4-20 803 Los Angeles Pasadena Comment
  UC57609  Myrica californica J. H. Barber 1897-5-22 156 Los Angeles Santa Monica Forestry Station Comment
  CHSC95455  Nassella cernua LeRoy Gross; Naomi Fraga, Bill Hogshead 2002-3-21 494 Los Angeles Los Angeles Basin; Verdugo Mountains Region: Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. Sunny southwest facing gentle slope, near the main ridgetop south of Morning Glow. 412 Comment
  LA99131  Nassella cernua R. L. Armacost; 1968-4-18 2363 Los Angeles SANTA MONICA MOUNTAINS, Franklin Hill. Comment
  UC625125  Nassella lepida F. R. Fosberg 1931-3-19 S 4304 Los Angeles se slope near Avalon; Santa Catalina Island, Hamilton Canyon 10 Comment
  CATA1372  Navarretia atractyloides Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2494 Los Angeles Santa Catalina Island: Upper Bulrush Reservoir 292 Comment
  SBBG13816  Navarretia atractyloides M. A. Piehl 1962-10-3 62477 Los Angeles Santa Catalina Island Comment
  UCR192939  Navarretia atractyloides Dan S. Cooper 2008-5-30 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., unnamed canyon along south side of Forest lawn Dr. (across from tennis club), just northwest of border of Griffith Park, Los Angeles 180 Comment
  RSA656181  Navarretia hamata Joseph M. Keefe 1978-6-4 23331 Los Angeles Verdugo Mountains: 100 m east of Cafeteria, Glendale College, 1500 North Verdugo Road, Glendale, San Rafael Mountains. 287 Comment
  RSA190947  Navarretia hamata subsp. leptantha Percy C. Everett 1965-6-24 35025 Los Angeles Santa Catalina Island. Rancho Escondido, Escondido Canyon. 213 Comment
  CAS-BOT-BC233563  Navarretia prostrata Frank W. Gould 1944-4-15 2291 Los Angeles Near junction of Sepulveda Boulevard and W Railroad, Manhattan Beach vicinity Comment
  CAS-BOT-BC109087  Nemacaulis denudata var. denudata Geo. B. Grant 1898-4-7 s.n. Los Angeles East San Pedro. Comment
  UC1563056  Nemacladus longiflorus var. breviflorus Steve Boyd and Orlando Mistretta 1986-3-31 1559 Los Angeles 4 mi e Hwy. 138 junction with Hwy. 18 (ne of Pinyon Hills); Mojave Desert Comment
  RSA771549  Nemacladus sigmoideus R. G. Swinney 2009-5-28 10955 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  UCR190768  Nemacladus sigmoideus R. G. Swinney 2001-5-18 7942 Los Angeles San Gabriel Mtns./Mojave Desert, Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy 138 1284 Comment
  SFV2988  Nemophila menziesii M. L. Vincent 1961-5-20 117 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles west of New Topanga Canyon Road, south of highway. 245 Comment
  RSA717060  Nemophila menziesii Andrea Edwards, Pam DeVries 2006-4-11 65 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA313428  Nemophila menziesii var. integrifolia T. S. Elias 1984-4-29 8327 Los Angeles Angeles National Forest; Glendora Ridge near Baldy Camp; along forest service road above ridge road Comment
  UC284099  Nemophila menziesii var. integrifolia H. M. Hall Apr 1903 Los Angeles near Pasadena; near Pasadena Comment
  LA210901  Nemophila menziesii var. menziesii Arthur C. Gibson; Barry A. Prigge 2009-3-11 5389 Los Angeles HOLLYWOOD HILLS, Along service road in central Griffith Park. Comment
  RSA0107656  Nemophila pedunculata R. G. Swinney 2011-5-3 14557 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  SD227722  Nerium oleander Scott D. White 1997-5-14 5137 Los Angeles Big Tujunga Wash: Sunland-Tujunga area: alluvial fan below San Gabriel Mts. SW of I-210 Freeway, E of Hansen Dam and N of Wentworth St. 334 Comment
  UC26149  Nicotiana attenuata J. H. Barber 1897-6-28 207 a Los Angeles Kentucky Springs Comment
  RSA426787  Nicotiana glauca E. A. McGregor 1964-1-8 s.n. Los Angeles Ravine, just east of Whittier. Comment
  SEINET12856148  Nicotiana quadrivalvis George B. Grant 1901-1 839 Los Angeles Covina Comment
  SEINET10818927  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3952 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  UC1341222  Oenanthe sarmentosa Joseph Andorfer Ewan 1932-6-28 7521 Los Angeles Los Angeles R. at Los Feliz Bridge; Los Angeles R. Comment
  POM123009  Oenothera californica subsp. californica Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley. Comment
  UCR205201  Oenothera elata subsp. hirsutissima R. G. Swinney 2005-8-11 8454 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  LA202439  Oenothera speciosa Arthur C. Gibson; 2006-8-9 5107 Los Angeles Comment
  RSA34884  Oenothera speciosa Joseph A. Ewan 1932-6-29 7564 Los Angeles Arizona Ave. four miles W of Hawthorn. Comment
  CAS-BOT-BC427446  Oligomeris linifolia Carl B. Wolf 1932-5-11 3566 Los Angeles Santa Catalina Island. Point, W. side of Fourth O' July Cove. 30 Comment
  UCR281664  Opuntia R. G. Swinney 2014-6-5 16718 Los Angeles San Gabriel Mountains, Glendora, 0.53 mile north of jct. of Rainbow Drive and Sierra Madre Ave., at south base of ridge 463 Comment
  RSA65769  Opuntia basilaris var. brachyclada F. W. Peirson 1923-5-26 3546 Los Angeles Rock Creek, north slope of San Gabriel Mts., 1524 Comment
  UCR269878  Opuntia basilaris var. brachyclada R. G. Swinney 2011-6-29 15339 Los Angeles San Gabriel Mountains, mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  SEINET10973654  Opuntia littoralis var. littoralis Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4783 Los Angeles Santa Catalina Island; Catalina Conservancy Land, Haypress Reservoir, around reservoir. 4 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 400 Comment
  LA202518  Orobanche bulbosa Carl Epling; L. Ellison 1929-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  UCR273573  Orobanche fasciculata R. G. Swinney 2011-7-7 15431 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
  JEPS70817  Orobanche fasciculata Robert Ornduff 1973-5-14 7898 Los Angeles n.e. La Canada (roadside opposite Singing Springs); San Gabriel Mts. Comment
  RSA0081020  Orobanche fasciculata Fred Burlew 1921-07 3448 Los Angeles [Could also be San Bernardino County.] Mt. San Antonio. Comment
  RSA0104807  Orobanche fasciculata Louis C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon. 1250 Comment
  LA104167  Orobanche uniflora David Hollombe; 1985-4-18 sn Los Angeles 140 Comment
  SEINET12270215  Orthocarpus purpurascens A. R. Hinde 1884-1 s.n. Los Angeles Anaheim Comment
  RSA349853  Orthocarpus purpurascens var. pallidus Walter Wisura, D. Kelly 1986-4-16 4108 Los Angeles W of Valencia, N of rd. to industrial area along dirt road to fields on E side of San Francisquito stream. Comment
  UC1400353  Osmorhiza brachypoda Donald R. Bissing 1973-6-2 168 Los Angeles Evey Canyon San Gabriel Mountains (ne side, 1.3 mi from canyon mouth) 975 Comment
  UCR97789  Osteospermum ecklonis Scott D. White 1997-3-12 4738 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  RSA654554  Oxalis corniculata Benjamen Rangel 1992-4-26 777 -30 Los Angeles At the west side of Alamitos Hall, close to the west side door, at Cal Poly Pomona Univ. Comment
  CAS-BOT-BC474751  Oxalis pes-caprae Louis C. Wheeler 1973-3-29 s.n. Los Angeles West side Millard Canyon: between Canyon Crest Dr & National Forest boundary Comment
  UCR182240  Oxytheca parishii var. parishii R. G. Swinney 1997-9-6 5870 Los Angeles San Gabriel Mountains, Jackson Lake west of Wrightwood 1875 Comment
  POM72484  Packera ionophylla I. M. Johnston 1925-8-1 6606 Los Angeles Upper Barrett Canyon, W end Ontario Peak on shady N slope near Cascade-Barrett Canyon divide 2042 Comment
  CHSC95431  Paeonia californica LeRoy Gross 2002-2-24 487 Los Angeles Los Angeles Basin; Verdugo Mountains Region: Northwest side; Entered at the corners of Ledge Ave. and Tuxford St. off of La Tuna Canyon Road in Sun Valley. West of McDonald Creek. Low +- rounded foothills of Coastal sage scrub, horse trail climbs in a north direction a ridge to top of crest, then a ridge from top of crest northward down the north side of crest to the community of Shadow hills, where Sunland Blvd. runs through. 351 Comment
  RSA0055079  Paeonia californica Jim Shevock 1970-3-16 39 Los Angeles San Gabriel Mountains. 365 Comment
  SEINET10799056  Palafoxia arida David B. Dunn 1948-2-21 Dunn 3660 Los Angeles In wash. A rain about two weeks earlier. Hills still quite dry. Near Pushawalla. Comment
  OBI69171  Panicum acuminatum Louis C. Wheeler 1964-11-6 8643 Los Angeles N Fork San Gabriel River, Yucca Flat, near falling spring between Coldbrook and Crystal Lake Comment
  CAS-BOT-BC413413  Parietaria hespera var. hespera John H. Thomas 1957-5-3 6734 Los Angeles Hills north of Eagle Rock, about 3-4 miles east of Pasadena 304 Comment
  UC455256  Parietaria hespera var. hespera I. J. Condit 1911-3-27 Los Angeles Catalina Island Comment
  CAS-BOT-BC413416  Parietaria hespera var. hespera John Thomas Howell 1928-4-18 3728 Los Angeles N. side of Griffith Park, Los Angeles Comment
  RSA640174  Parnassia cirrata Louis C. Wheeler 1964-11-6 8642 Los Angeles North fork San Gabriel River: Yucca Flat, near falling spring between Coldbrook and Crystal Lake. Comment
  UCR162371  Parthenocissus vitacea Anuja Parikh, Nathan Gale 2004-6-15 2042 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 5) in vicinity of Castaic Junction 305 Comment
  UCR193637  Passiflora caerulea A. C. Sanders 2008-7-10 35718 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
  UCR99446  Passiflora caerulea L. C. Wheeler 1968-3-28 s.n. Los Angeles San Gabriel Mtns. Foothills, vicinity of stables, Brown School for Girls 335 Comment
  RSA661080  Pectocarya linearis Orlando Mistretta 1992-4-5 188 Los Angeles Guds, San Clemente Island. Comment
  RSA0108842  Pectocarya penicillata R. G. Swinney 2010-6-1 13158 Los Angeles San Gabriel Mountains: Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  RSA570180  Pectocarya penicillata T. S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 5017 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash 841 Comment
  RSA702955  Pectocarya penicillata Scott D. White, Michael Honer 2004-3-30 9966 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of Four Points 838 Comment
  UCR193698  Pectocarya penicillata R. G. Swinney 1999-4-5 7038 Los Angeles San Gabriel Mtns./Mojave Desert, lower Boulder Canyon Wash, 1.4 mi. south of Ft. Tejon Rd. on 213th St. East 1268 Comment
  RSA595998  Pectocarya penicillata L. C. Wheeler 1967-5-8 9353 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA0061142  Pectocarya setosa LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6846 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  SEINET2441553  Pectocarya setosa R. G. Swinney 2008-5-8 8789 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. (Valyermo 7.5' Q.). 1264 Comment
  UC1595477  Pectocarya setosa Tim Ross 1992-4-4 6070 Los Angeles 1 mi se Black Butte (middle of the three buttes); SW Mojave Desert, Three Sisters 981 Comment
  SBBG68696  Pedicularis semibarbata Anstruther Davidson 1893-1 Los Angeles Rock Crk Comment
  RSA0087877  Pellaea andromedifolia R. G. Swinney 2010-3-13 11873 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  RSA0091152  Pellaea andromedifolia R. G. Swinney 2011-11-1 15956 Los Angeles confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  UC812328  Pellaea andromedifolia Ira W. Clokey, B. Templeton 1929-5-1 4536 Los Angeles Mandeville Canyon; Santa Monica Mts 450 Comment
  UCR194755  Pellaea andromedifolia Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 722 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, north side; northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 518 Comment
  UC1586214  Pellaea mucronata var. californica Tim Ross 1991-8-16 5874 Los Angeles Horse Flats; San Gabriel Mts 1786 Comment
  POM22838  Pellaea mucronata var. mucronata D. L. Crawford, Hiatt 1916-3-29 s.n. Los Angeles Topango Canyon, Santa Monica Mountains Comment
  RSA654555  Pennisetum setaceum Benjamen Rangel 1992-4-10 777 -01 Los Angeles In the avocado orchard behind the dormitories at Cal Poly; along the water drainage and the freeway fence. Comment
  RSA712716  Pennisetum setaceum A. C. Sanders 2003-3-14 25757 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 freeway east of the San Gabriel River channel. 159 Comment
  RSA0110915  Penstemon centranthifolius R. G. Swinney 2011-6-7 15080 Los Angeles San Gabriel Mountains: summit of Mount Mooney, 0.4 air mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  RSA613609  Penstemon centranthifolius Louis C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mountains: Head of Mattox Canyon at Santa Clara Divide Road. 1250 Comment
  SFV16159  Penstemon centranthifolius P. A. Krueger 1994-5-2 6 Los Angeles San Gabriel Mountains 1 mile on 2N23 from Highway 2. On south facing slope. 1400 Comment
  UCR141030  Penstemon grinnellii June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  RSA189725  Penstemon grinnellii subsp. grinnellii Noel Holmgren, James L. Reveal 1966-5-29 2609 Los Angeles San Gabriel Mountains, Grandview Canyon, County road N4, 4.5 miles below (west northwest of) Big Pines station. 1707 Comment
  RSA332052  Penstemon grinnellii subsp. grinnellii Wayne E. Sawyer 1981-7-10 88 Los Angeles Angeles National Forest: Hwy 2 between Dawson Saddle and junction of Highway 39, 1.6 mile from Dawson Saddle. 2302 Comment
  JEPS3886  Penstemon grinnellii var. grinnellii Joseph Andorfer Ewan and Nesta Ewan 1936-8-5 9954 Los Angeles (2 mi below Santa Monica Girl Scout Camp) (Mescal Canyon); San Gabriel Mts., Mescal Canyon 1463 Comment
  LA51903  Penstemon heterophyllus var. australis Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SEINET13276749 Image available Penstemon labrosus R. G. Swinney 2011-1 15717 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom (Crystal Lake 7.5' Q.) (T3N R9W S11) 2353 Comment
  UC1586215  Penstemon labrosus Tim Ross 1991-8-16 5849 Los Angeles Horse Flats , Chilao Flat Quad, Horse Flats (San Gabriel Mountains) 1719 Comment
  RSA643173  Penstemon labrosus Orlando Mistretta 1993-6-28 906 Los Angeles San Gabriel Mountains: Angeles National Forest. Table Mountain; Sunrise ski area. Comment
  UCR191271  Penstemon speciosus R. G. Swinney 1998-7-2 6205 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  PASA1030  Penstemon spectabilis Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA401903  Penstemon spectabilis Bonnie C. Templeton 1933-5-15 5126 Los Angeles Highland Ave. Comment
  LA51897  Penstemon spectabilis var. subviscosus N. M. Gauss; 1961-5-14 26 Los Angeles 335 Comment
  POM351585  Pentachaeta lyonii F. R. Fosberg 1931-7-15 S 5416 Los Angeles Isthmus, Santa Catalina Island. 20 Comment
  UC223682  Pentagramma viscosa C. F. Millspaugh 1919-12-4 4466 Los Angeles Descanso Canyon; Santa Catalina Isl. Comment
  UC729468  Pentagramma viscosa Carl B. Wolf 1932-5-10 3515 Los Angeles above last Almond Orchard Avalon Canyon; Santa Catalina Isl. 121 Comment
  SBBG70205  Peritoma arborea R. Hoffmann 1925-5-17 Los Angeles Neenach Comment
  SBBG70204  Peritoma arborea E. Rockwell -May-1929 Los Angeles Arcadia, Ridge St Hwy Comment
  RSA251468  Perityle emoryi R. F. Thorne 1973-4-11 42832 Los Angeles San Clemente Island, upper part of Norton Canyon. 274 Comment
  RSA5355  Petalonyx thurberi subsp. thurberi Carl B. Wolf 1932-10-19 4350 Los Angeles Mint Canyon, 8 mi. above Saugus. 427 Comment
  POM18118  Phacelia austromontana P. A. Munz 1923-5-26 6844 Los Angeles head of Vincent Gulch. 2012 Comment
  SEINET4044550  Phacelia cicutaria D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 121 Comment
  UCR271983  Phacelia cicutaria var. hispida R. G. Swinney 2011-5-31 14897 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  RSA427636  Phacelia cicutaria var. hispida H. L. Bauer 1931-6-1 s.n. Los Angeles Santa Monica Mtn, foothills Comment
  RSA527702  Phacelia cicutaria var. hispida Tim S. Ross, Annette Ross 1991-6-3 5543 Los Angeles Elephant Hill: West Pomona 230 Comment
  SFV21420  Phacelia cicutaria var. hispida L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1031 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Along road across from Brand Canyon Debris Basin at mouth of Brand Canyon. 262 Comment
  RSA582236  Phacelia cicutaria var. hubbyi Louis C. Wheeler 1932-5-21 729 Los Angeles Garapito Creek, Santa Monica Mountains. 305 Comment
  UC1537520  Phacelia ciliata Gordon H. True Jr. 1935-3-6 60 Los Angeles along Neenach-Three Points rd Neenach 975 Comment
  UCR177456  Phacelia cryptantha LeRoy Gross 2005-4-28 2153 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  UCR197755  Phacelia cryptantha Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 5 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
  POM127604  Phacelia davidsonii George B. Grant 1906-06 6886 Los Angeles summit of Mt. Wilson. Comment
  POM175378  Phacelia davidsonii Helen E. Sweet, West, E. Crow 1930-7-12 s.n. Los Angeles Near Pine Flats, North Fork, San Gabriel Canyon. Comment
  UC284120  Phacelia davidsonii Geo. B. Grant Jun 15 1906-Jun 18 1906 Los Angeles summit of Mt. Wilson San Gabriel Mts. 1828 Comment
  UC1400396  Phacelia distans Robin S. Collins 1973-5-15 276 Los Angeles Trail Cyn Angeles National Forest, San Gabriel Mts. 670 Comment
  UC1595472  Phacelia distans Tim Ross 1992-4-4 6096 Los Angeles Adobe Mountain SW Mojave Desert, Adobe Mtn USGS 7.5' topo 926 Comment
  UCD120414  Phacelia distans Daryl Koutnik; Vickie Dawes 1978-4-6 257 Los Angeles South of Palmdale on State Hwy 138 to Little Rock. 816 Comment
  UCD120415  Phacelia distans Daryl Koutnik; Vickie Dawes 1978-4-6 258 Los Angeles South of Palmdale on State Hwy 138 to Little Rock. 816 Comment
  UCR281169  Phacelia distans R. G. Swinney 2014-5-7 16426 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
  UCR95305  Phacelia distans L. C. Wheeler 1967-5-8 9328 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 396 Comment
  RSA428256  Phacelia egena Robert Gustafson 1978-6-1 940 Los Angeles 0.5 mile E off main dirt road running through Hungry Valley, on summit of hills overlooking upper Freeman Canyon, ca 1 mile S of Gorman. 1311 Comment
  RSA74924  Phacelia egena F. W. Peirson 1929-6-30 8426 Los Angeles Just below the old mill on the Tie Canyon stream, Aliso Creek, San Gabriel Mountians. 1341 Comment
  RSA151248  Phacelia floribunda Peter H. Raven 1962-7-12 18037 Los Angeles West end of Northwest Harbor; San Clemente Island. 15 Comment
  RSA704353  Phacelia fremontii Gary D. Wallace 1982-4-17 1922 Los Angeles Bob's Gap. Comment
  LA33995  Phacelia grandiflora Henry J. Thompson; 1959-5-24 2013 Los Angeles Santa Monica Mountains, Tuna Canyon, 2.3 mi N of Pacific Coast Hwy, 2.1 mi S of summit and junction with Saddle Peak Rd, Tuna Canyon Rd 396 Comment
  UCSC001519  Phacelia hallii Peter Kamb 1948-5-6 951 Los Angeles sandy valleys San Gabriael Mts., Little Rock (desert foothills of the San Gabriael Mts. above Little Rock, Lower Sonoran Zone) 975 Comment
  RSA134003  Phacelia imbricata subsp. imbricata L. R. Heckard 1956-6-30 776 Los Angeles Foothills near Padua Hills Comment
  RSA191139  Phacelia imbricata subsp. imbricata Robert F. Thorne 1967-6-25 37108 Los Angeles San Gabriel Mountains; upper Evey Canyon. 823 Comment
  UC450769  Phacelia imbricata subsp. imbricata F. A. MacF. 1931-4-10 2932 Los Angeles Tuna Canyon Verdugo Hills Comment
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Jul 1 2014
  UCR129926  Phacelia imbricata subsp. imbricata Orlando Mistretta, Steve Boyd, D. L. Banks 1994-4-29 1137 Los Angeles San Gabriel Mtns, Santiago Canyon 1143 Comment
  UCSB51839  Phacelia imbricata subsp. imbricata Musick, Brad 1967-5-26 Los Angeles East side of Bouquet Canyon Rd., 3.0 miles south of Bouquet Reservoir Dam; San Gabriel Mountains 731 Comment
  VVC3073  Phacelia imbricata subsp. patula Tim Thomas, P. J. MacKay 2015-5-10 6616 Los Angeles San Gabriel Mtns, Jackson Lake 1896 Comment
  RSA0011590  Phacelia longipes Orlando Mistretta, Christine Mistretta 2011-7-6 5922 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  RSA11060  Phacelia longipes Carl B. Wolf 1928-3-29 1570 Los Angeles Junction of Pine Canyon road and road to Sandbergs. 3 mi. S.W. of Neenach. 1067 Comment
  RSA655769  Phacelia longipes Scott D. White 1997-5-21 5188 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  UC1375379  Phacelia longipes Robert F. Thorne and A. C. Gibson 1971-5-22 39733 Los Angeles Fish Canyon San Gabriel Mts., Angeles National Forest 304 Comment
  PASA1334  Phacelia minor Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  RSA0091495  Phacelia minor R. G. Swinney 2010-3-13 11891 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  SDSU19987  Phacelia minor S. H. Bullock 1968-4-2 25 Los Angeles Claremont, Blanchard Park, Mills Ave. between 1st and 6th streets. 351 Comment
  CAS-BOT-BC145077  Phacelia mohavensis Victor Duran 1933-7-11 3512 Los Angeles Sulphur Springs, San Gabriel Mts. 1524 Comment
  RSA0098838  Phacelia mohavensis R. G. Swinney 2011-6-7 15048 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 1573 Comment
  UCSB45208  Phacelia parryi Batson, J. 1979-2-24 Los Angeles Near Highway 23, 2 miles north of its junction with Highway 1 near Malibu, CA 152 Comment
  UC284698  Phacelia ramosissima var. latifolia I. Johnston 1917-5-6 1945 Los Angeles mouth San Antonio Canyon (dry wash) Comment
  RSA726058  Phacelia ramosissima var. subglabra R. G. Swinney 1997-6-25 5634 Los Angeles San Gabriel Mtns.: west of Wrightwood, ca. 0.25 mi. east of Hwy 2, ca. 300 m N of Guffy Rd. (3N06) 2317 Comment
  RSA738063  Phacelia tanacetifolia Fran Dourisboure 1966-5-10 2 Los Angeles San Rafael Hills. 213 Comment
  CAS-BOT-BC259049  Phalaris lemmonii A. J. McClatchie 1897-4-12 s.n. Los Angeles Near Compton Comment
  UC520016  Phalaris minor Joseph Andorfer Ewan 1932-4-30 7446 Los Angeles along Pacific Electric Ry embankment near Ballona Creek Culver City; near Ballona Creek Comment
  RSA187971  Pholistoma auritum Robert F. Thorne 1966-4-5 35827 Los Angeles Santa Catalina Island, Cape Canyon. 274 Comment
  UCR200198  Pholistoma auritum Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 891 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Canyon SW of fire road south from Engleheard Canyon to powerlines 427 Comment
  RSA75796  Pholistoma auritum F. W. Peirson 1918-4-28 441 Los Angeles Turnbull Canyon near Whittier, Puente Hills. Comment
  UCSB5310  Pholistoma auritum H., J. 1935-4-24 Los Angeles San Dimas Exp. Forest; Wolfskill watershed; Browns Flat, Wolfskill trail above falls; sec. 16, T1N, R8W 1158 Comment
  JEPS96577  Pholistoma auritum var. auritum Dean W. Taylor 1992-5-1 12490 Los Angeles 1 mile East of Gorges Gap on Angeles Crest Highway (Highway 2) 1219 Comment
  RSA0056542  Pholistoma racemosum Orlando Mistretta 1989-5-15 s.n. Los Angeles Channel Islands; San Clemente Island: Bryce Canyon. Comment
  RSA132757  Phoradendron densum Del Wiens 1953-10 843 Los Angeles On U. S. Hwy 99, on the Ridge Route, near El Rancho 76. 1067 Comment
  CAS-BOT-BC135148  Phoradendron juniperinum James R. Shevock 1976-4-24 5014 Los Angeles along Big Pines highway in the vicinity of Apple Tree Campground. San Gabriel Mts., Angeles National Forest 1524 Comment
  SBBG61540  Phoradendron leucarpum subsp. tomentosum R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  RSA133144  Phoradendron macrophyllum Del Wiens 1960-4-4 2673 Los Angeles Mouth of Cobal Canyon, several miles north of Claremont. 457 Comment
  CAS-BOT-BC141157  Phoradendron serotinum subsp. macrophyllum N. Dunn; J. Ewan 1931-12-6 5558 Los Angeles Stone Canyon, above the lake. Santa Monica Mts. Comment
  SEINET6630830  Phoradendron tomentosum subsp. macrophyllum I. W. Clokey 1929-4-17 4449 Los Angeles Manderville Canyon 400 Comment
  LA201822  Phoradendron villosum subsp. villosum Arthur C. Gibson; 2003-7-18 Los Angeles SANTA MONICA MOUNTAINS, Nicholas flat about 1 km from Decker School Road. Comment
  UC68814  Phyla lanceolata H. M. Hall July, 1905 6733 Los Angeles Compton Comment
  UCSB278  Phyllospadix H. Wedberg 1957-11-21 63 Los Angeles collected on Point Dume Point Dume Comment
  SEINET3894646  Phyllospadix torreyi F. R. Fosberg 1931-5-16 S 4877 Los Angeles Little Harbor. Santa Catalina Island.; 0 2 Comment
  CAS-BOT-BC452035  Phyllospadix torreyi James R. Shevock 1973-9-29 3195 Los Angeles Near Bluff Cove, Palos Verdes Estates Comment
  RSA683975  Phyllospadix torreyi E. Yale Dawson 1956-12-3 15675 Los Angeles Big Rock Beach, 2.7 mi W of Topanga Canyon Rd, Station no 10, Beyond 120 ft from shore base point Comment
  CDA5818  Physalis philadelphica Phillipson 1915-10-5 Los Angeles South Santa Anita. Comment
  POM222231  Pickeringia montana Louis C. Wheeler 1936-6-8 4127 Los Angeles San Gabriel Mountains: Bell-San Dimas Canyon divide 960 Comment
  LA200484  Pickeringia montana subsp. montana Carl Epling; 1931-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UCR162061  Picris echioides Mike Misenhelter 2005-10-5 s.n. Los Angeles Los Angeles Basin, Carson, old landfill site SE of intersection of 110 (Harbor) and 405 (San Diego) freeways, west side of Dominguez Channel and 405, east of Main St. 12 Comment
  UCR178926  Pinus canariensis R. G. Swinney 1989-8-24 s.n. Los Angeles San Gabriel Mtns., Glendora, c. 200 yards N of Sierra Madre Ave., south of Hook Canyon Debris Basin 305 Comment
  RSA0108886  Pinus monophylla R. G. Swinney 2010-5-21 12879 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  CDA20468  Pinus pinea M. O'Brien 2004-3-14 MOB 2 -04 Los Angeles Transverse Ranges; 0.2 mi W of where Stunt Rd crosses Cold Creek in Calabasas, downhill from Stunt Rd by a drainage culvert. 0 Comment
  SBBG36984  Piperia cooperi unknown -Apr-1893 Los Angeles Los Angeles Comment
  CLARK-A1528-5221  Pittosporum phylliraeoides Austin Griffiths, Jr. , Jeanette L. Huber 1969-10-15 5606 Los Angeles Los Angeles County Arboretum Comment
  CAS-BOT-BC135934  Pittosporum undulatum Tim Ross 1993-4-23 6931 Los Angeles Santa Catalina Island - SW part of the island in Middle Canyon; riparian strip ca 30 m SE of Eagles' Nest Lodge; Collected near Eagles Nest Lodge, but plants of various sizes seen naturalized along the riparian area between here and Middle Ranch 144 Comment
  RSA653372  Pittosporum undulatum LeRoy Gross, Andrea E. Gutman, Sarah Gutman 2000-9-8 268 Los Angeles Big Tujunga Wash/ Verdugo Mountains: Tujunga Ponds. 335 Comment
  UCR126729  Plagiobothrys arizonicus A. C. Sanders, Mark Elvin 2003-4-14 25957 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
  RSA776170  Plagiobothrys canescens Orlando Mistretta, Christine Mistretta 2010-6-17 5332 Los Angeles Upper Big Tujunga canyon; Alder Creek; 0.4 miles upstream (NW) of creek crossing at Upper Big Tujunga Canyon Road. 1025 Comment
  RSA507561  Plagiobothrys canescens L. C. Wheeler 1967-5-8 9336 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  UCR238647  Plagiobothrys collinus var. fulvescens Anuja Parikh, Nathan Gale 2010-6-18 3340 Los Angeles Transverse Range; San Gabriel Mountains, upper Big Tujunga Canyon, 0.9 km north of State Hwy 2 (Angeles Crest Hwy) 0.3 km west of Upper Big Tujunga Canyon Road 1240 Comment
  UC729768  Plantago coronopus Carl B. Wolf 1932-5-12 Los Angeles between Little Harbor and Cottonwood Creek; Santa Catalina Island 45 Comment
  JEPS6396  Plantago erecta Alice M. Ottley 1920-4-30 509 Los Angeles Arroyo Seco Pasadena Comment
  PASA23  Plantago hookeriana var. californica Sally Ellis 1939-4-7 Los Angeles Puddingstone Dam Comment
  RSA747292  Plantago indica A. C. Sanders, T. B. Salvato 2009-5-20 36854 Los Angeles San Gabriel Valley: Rio Hondo at Rancho Lujan, between Montebello and South El Monte, east side of San Gabriel Blvd., SE of Darlington St. intersection. 61 Comment
  UCR216563  Plantago indica Dan S. Cooper 2010-6-15 610- 64 A Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Forest Lawn Drive west of Griffith Park 163 Comment
  UCR271724  Plantago lanceolata R. G. Swinney 2011-3-26 14208 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
  UC28015  Plantago major J. Burtt Davy Oct 1896 2876 Los Angeles Pomona Comment
  RSA643426  Plantago major B. Pitzer, P. Gomez 1996-4-28 2751 Los Angeles Harbor City/ City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Highway (St. Hwy) and Vermont Ave. Comment
  JEPS3448  Plantago patagonica Frank W. Peirson 1921-5-20 2410 Los Angeles Little Rock Creek San Gabriel Mountains 960 Comment
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Sep 26 2010
  RSA229109  Platanthera sparsiflora Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38893 Los Angeles San Gabriel Mountains, Angeles National Forest: near Lodgepole Picnic area, at headwaters of Dorr Canyon, N slope of Throop Peak, above Angeles Crest Highway, 1.2 mile SE of Dawson Saddle 2332 Comment
  UC72614  Platanus racemosa E. D. Palmer 1901-1 Los Angeles Claremont Comment
  UCD15670  Platanus racemosa Anne B. Overturf 1989-5-28 22 Los Angeles Eaton Canyon. 365 Comment
  UCR129419  Platanus racemosa A. C. Sanders, Mark Elvin 2002-6-18 25140 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Sawtooth Ridge' area c. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533 518 Comment
  UC72709  Platystemon californicus Pupils of Los Angeles High School 1902-3 Los Angeles Garvanza Comment
  UCR191999  Platystemon californicus A. C. Sanders 2008-4-17 34949 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
  UCR223087  Platystemon californicus R. G. Swinney 2009-5-13 10763 Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  UCR259686  Platystemon californicus Mitch Provance, Callen Huff 2009-4-28 10717 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  LA206290  Platystemon californicus Carolyn Barber; 1969-5-6 sn Los Angeles Gorman Comment
  UCR222659  Plecostachys serpyllifolia R. E. Riefner Jr. 2009-6-9 09- 118 Los Angeles South Coast, city of Malibu, vicinity of La Piedra State Beach 7 Comment
  POM4556  Plectritis ciliosa subsp. insignis I. M. Johnston 1918-4-11 1833 Los Angeles Lone Hill south of Glendora. Grassy hillside. 366 Comment
  RSA484177  Poa annua Freda Detmers 1928-4-24 s.n. Los Angeles Los Angeles.[Los Angeles River?] Comment
  RSA714060  Poa annua G. Ocampo 2006-3-19 1672 Los Angeles Parque ubicado en Claremont Blvd., entre Arrow Route y First St., lado W de la calle. Claremont. Comment
  RSA258430  Poa annua C. W. Tilforth 1972-4-14 483 Los Angeles Common in all areas of the garden where moisture is adequate Comment
  SBBG130998  Poa annua S. A. Junak 1999-5-6 SCa 882 Los Angeles 0.1 mi W of Emerald Bay Rd, at gate 15 Comment
  RSA0106566  Poa bulbosa subsp. vivipara R. G. Swinney 2011-6-23 15308 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center. 1582 Comment
  SBBG56766  Poa pratensis M. N. Ackley -May-1927 34 Los Angeles Eagle Rock Comment
  RSA484163  Poa secunda George R. Johnstone 1929-4-4 18609 Los Angeles Angeles National Forest. Pleasant View Ridge. 1677 Comment
  RSA702557  Poa secunda Scott D. White 2004-5-5 10299 Los Angeles Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  UCR195287  Poa secunda Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1167 Los Angeles Transverse Ranges: Verdugo Mountains Region, ridgetop above McDonald Creek 427 Comment
  SEINET10522729  Poa secunda Noel H. Holmgren, Patricia K. Holmgren 1974-4-5 Holmgren 7629 Los Angeles N foothills of the San Gabriel Mountains, Portal Ridge, 13 airline mi W of Lancaster. Sandy hills vegetated mostly by Eriogonum fasciculatum; locally common. 1067 Comment
  CHSC95918  Poa secunda subsp. secunda LeRoy Gross 2005-4-28 2156 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. T4NR12W S1 NE1/4, T4NR11W S6 NW1/4. General collecting started from a slight decline bench south of the ridgeline. 1324 Comment
  POM1240  Poa secunda subsp. secunda I. M. Johnston 1917-5-6 1014 Los Angeles open place on Canyon floor 2133 Comment
  UC205626  Poa secunda subsp. secunda G. B. Grant Apr. 1903 5437 Los Angeles Saugus <Sangus ?> Comment
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Jul 6 2010
  UC501533  Polycarpon tetraphyllum Frank W. Peirson 1931-5-25 9376 Los Angeles Altadena; 1077 New York Avenue Comment
  RSA594580  Polygonum arenastrum Louis C. Wheeler 1966-10-6 8956 Los Angeles San Gabriel Mountains. Islip Saddle, Angeles Crest Highway. Comment
  RSA626516  Polypodium californicum Scott D. White 1998-6-10 6711 Los Angeles San Antonio Canyon: About 1.5 air miles north of San Antonio Dam. Shinn Rd. (=Mountain Ave.) bridge over San Antonio Creek, immediately west of USFS San Antonio Fire Station. 762 Comment
  SFV16596  Polypodium californicum J. D. Dilley 1996-12-14 114 Los Angeles Verdugo Mountains La Tuna Canyon Park, about 1.2 miles up trail. 610 Comment
  POM12491  Polypodium californicum M. L. Kendall 1921-3-19 72 Los Angeles Puddingstone Canyon, San Dimas Comment
  POM312736  Polypodium californicum D. Taylor 1951-5-17 64 Los Angeles Little Dalton Canyon north of Glendora. San Gabriel mtn range. Pacific drainage area. 365 Comment
  UCSB62384  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  UCSB62385  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  UCSB62489  Polypodium californicum Kiefer, Lawrence 1966-4-16 Los Angeles Santa Monica Mtns., S of Tarzana, Caballero Creek, ca. 1mi S of the end of Reseda Blvd 304 Comment
  CATA1180  Polypogon interruptus Mark L. Hoefs 1995-5-30 2181 Los Angeles Santa Catalina Island: Near Ben Weston Road 30 Comment
  RSA596130  Polypogon interruptus Timothy S. Ross, Steve Boyd 1995-6-28 8634 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  RSA600147  Polypogon interruptus Steve Boyd, Lauren Raz 1997-5-6 9738 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  SEINET3245928  Polypogon interruptus R. G. Swinney 2005-1 8386 Los Angeles San Gabriel Mtns.: Big Rock Creek at Paradise Springs. 1439 Comment
  CHSC99452  Polypogon monspeliensis LeRoy Gross; Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1111 Los Angeles Transverse Ranges: Verdugo Mountains region: North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. Canyon bottom. At concrete tunnel at north end of the 210 freeway. 457 Comment
  RSA651596  Polypogon monspeliensis Bob Edwards 1948-5-12 s.n. Los Angeles Found 4 1/2 mi. south of Puente. On La Hacienda Ave. 167 Comment
  RSA755579  Polypogon monspeliensis R. G. Swinney 2008-7-12 9168 Los Angeles San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  SBBG59510  Polypogon monspeliensis R. Hoffmann 1926-4-19 Los Angeles Antelope Valley Comment
  RSA0127706  Polypogon monspeliensis Louis C. Wheeler 1967-7-18 10104 Los Angeles Gold Creek off Little Tujunga Canyon. 549 Comment
  RSA385486  Polypogon viridis Edwin Kline 1924-5-20 s.n. Los Angeles Los Angeles. Comment
  RSA385505  Polypogon viridis Robert Gustafson 1981-4-29 2212 Los Angeles Ballona Wetlands, Area 2. Comment
  UCD91456  Polypogon viridis P. C. Everett; E. K. Balls 1960-5-30 24133 Los Angeles San Gabriel Canyon, 2.5 mile from Azusa. 243 Comment
  UCR194012A  Polystichum imbricans R. G. Swinney 1998-8-17 6769 Los Angeles San Gabriel Mtns., upper Coldwater Canyon at NE end of Heaton Flat Trail 1372 Comment
  UCR258523  Polystichum imbricans R. G. Swinney 2010-8-9 13480 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant 1049 Comment
  RSA693283  Polystichum imbricans subsp. curtum May N. Ackley 1928-6-29 110 Los Angeles Dark Canyon Oake Wilde. 701 Comment
  RSA622833  Populus fremontii subsp. fremontii Cary Otis 1927-1 s.n. Los Angeles San Gabriel Mountains: Gold Bar Mill Site. Comment
  CAS-BOT-BC267152  Potamogeton foliosus A. D. E. Elmer 1902-6-1 3503 Los Angeles Lancaster Comment
  RSA233563  Potamogeton foliosus var. foliosus Robert F. Thorne, C. W. Tilforth, et al. 1972-6-29 42095 Los Angeles San Gabriel Mountains, Angeles National Forest: Jackson Lake (sag pond of San Andreas Fault) c. 1 1/2 mi. WNW of Big Pines 1875 Comment
  CAS-BOT-BC141843  Potentilla anserina LeRoy Abrams 1899-3-1 255 Los Angeles Mesmer Comment
  RSA599499  Prunus dulcis Steve D. Boyd, Lauren Raz 1997-3-26 9324 Los Angeles Liebre Mountains region: Portal Ridge north of Lake Hughes, upper end of Myrick Canyon drainage along Lakeview Road. 1097 Comment
  LA208114  Prunus fasciculata J. Sauer; E. Hobbs 1979-5-6 6078 Los Angeles Antelope Valley, Fort Tejon Rd near Juniper Hills Comment
  UCR197731  Prunus fasciculata var. fasciculata Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 73 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  UC1128420  Prunus ilicifolia R. St. John 1930-1-26 82 Los Angeles Mesa Peak, Santa Monica Mountains Mesa Peak; Santa Monica Mountains, Mesa Peak 335 Comment
  UC555691  Prunus ilicifolia Herbert L. Mason 1927-6-14 3758 Los Angeles San Antonio Canyon, San Gabriel Mountians San Antonio Canyon; San Gabriel Mountians, San Antonio Canyon 914 Comment
  UCR179270  Prunus ilicifolia R. G. Swinney 1989-4-26 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon, 0.4 miles east of Glendora Mtn. Rd. 366 Comment
  RSA226195  Prunus ilicifolia subsp. ilicifolia Gary D. Cromwell, David W. Wheat 1971-4-30 593 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mtns. 2 miles NE of Glendora. 412 Comment
  UC12772  Prunus ilicifolia subsp. lyonii Blanche Trask Oct. 1896 Los Angeles Santa Catalina Island, Avalon Avalon; Santa Catalina Island, Avalon Comment
  UC2052840  Prunus ilicifolia subsp. lyonii M. B. Dunkle 1939-11-24 7343 Los Angeles San Clemente Island, Canyon head, Mosquito Summit. Comment
  JEPS23714  Pseudognaphalium biolettii Peter H. Raven 1959-2-15 13786 Los Angeles 2.6. mi n Sunset Blvd; Santa monica Mountains, Beverly Glen Canyon 213 Comment
  RSA670691  Pseudognaphalium biolettii B. C. Templeton 1968-2-25 11386 Los Angeles Near the isthmus, Santa Catalina Island. Comment
  SBBG127520  Pseudognaphalium biolettii M. L. Hoefs, R. F. Thorne 1996-4-6 2608 Los Angeles Pebbly Beach 6 Comment
  SFV3942  Pseudognaphalium biolettii R. L. Armacost May 1934 139 dup. Los Angeles Playa del Rey. Hills east of Loyola University. 45 Comment
  UC1118446  Pseudognaphalium biolettii P. L. Johannsen 1934-1-12 226 Los Angeles w head Corral Canyon; Calabasas Quad. 426 Comment
  UCSB23894  Pseudognaphalium biolettii Jensen, Karen 1965-2-28 Los Angeles 1 mile south-southeast of Flint Peak, near Glendale 365 Comment
  LA200207  Pseudognaphalium californicum A. M. Johnson; 1928-2-16 118 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  SBBG109000  Pseudognaphalium californicum S. A. Junak 1996-5-20 SCl 518 Los Angeles bluffs at S end of Mosquito Cove 12 Comment
  UCR258787  Pseudognaphalium californicum R. G. Swinney 2010-5-25 12963 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UCR270844  Pseudognaphalium californicum R. G. Swinney 2011-6-29 15348 Los Angeles San Gabriel Mountains, Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  RSA0116331  Pseudognaphalium luteoalbum Steve A. Junak 1999-7-15 SCa- 1028 Los Angeles Santa Catalina Island. Bulrush Canyon. 238 Comment
  JEPS23593  Pseudognaphalium microcephalum Peter Kamb 1948-2-29 792 Los Angeles above Sunset Canyon (crest of the Verdugo Range); Verdugo Range 853 Comment
  POM358726  Pseudognaphalium stramineum F. R. Fosberg 1930-6-23 2946 Los Angeles Del Rey. 1 Comment
  RSA700380  Pseudotsuga macrocarpa Tim Thibault 2003-9-28 57 Los Angeles Mt. Gleason 1704 Comment
  RSA92379  Psilocarphus tenellus F. W. Peirson 1918-5-5 1303 Los Angeles Brents on the Malibu, Santa Monica Mountains. Comment
  LA94224  Pteridium aquilinum var. pubescens Lawrence L. Kiefer; 1963-6-9 544 Los Angeles SANTA MONICA MOUNTAINS, Encinal Canyon 60 Comment
  RSA0011725  Pteris vittata Scott D. White, Pam DeVries 6028 Los Angeles San Gabriel River Canyon. N of Azusa. Parallel to Hwy 39. Canyon bottom and adjacent slopes along unnamed dirt access rd to gauging stn. below Morris Dam. 244 Comment
  RSA654082  Pterostegia drymarioides Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 745 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 427 Comment
  UC2029925  Pterostegia drymarioides S. D. White, Kent Hughes 2000-5-16 7837 Los Angeles SAN GABRIEL MTS.: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. Comment
  POM18609  Quercus X grandidentata E. S. Spalding 1921-4-9 xix 1 a Los Angeles Ganesha Hills, Pomona. Comment
  RSA653363  Quercus X grandidentata LeRoy Gross 2000-10-28 311 Los Angeles Verdugo Mountains: Beaudry fire road northwest of Radio Towers, ridge top above Engleheard Canyon, pass saddle with antennas 793 Comment
  RSA619473  Quercus X macdonaldii E. R. Blakley 1962-10-5 5464 Los Angeles Middle Ranch Corral in Middle Ranch Canyon, Santa Catalina Island 198 Comment
  UC66745  Quercus agrifolia N. K. Berg 1904-3-24 Los Angeles Cahuenga Pass Los Angeles Comment
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Oct 31 2011
  UCD45096  Quercus agrifolia Jack Delaini 1974-4-5 92 Los Angeles Elev. C. 1350 ft.; common near base of canyon 411 Comment
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Sep 25 2015
  UCSB34876  Quercus agrifolia R. Lloyd 1959-3-24 82 Los Angeles 10 MI N OF CASTAIC ON US HWY 99 OAK FLATS FIRE STATION 822 Comment
  LA97391  Quercus berberidifolia Kei Nakai; 1976-4-7 TCSP 4 4 76 Los Angeles 243 Comment
  UC1922652  Quercus berberidifolia Valerie Soza, Leland Lubinsky 2001-5-16 1224 Los Angeles Transverse Ranges; Verdugo Mountains region; Northern San Rafael Hills: Liz's Loop (Edison Road) to Cherry Canyon Fire Road. 457 Comment
  CAS-BOT-BC62365  Quercus chrysolepis Marcus E. Jones 1882-2-27 3035 Los Angeles Pasadena Comment
  CAS-BOT-BC62366  Quercus chrysolepis Marcus E. Jones 1882-2-27 3035 Los Angeles Pasadena Comment
  CAS-BOT-BC62530  Quercus chrysolepis Marcus E. Jones 1931-10-10 q 28586 Los Angeles San Antonio Canon Comment
  RSA573414  Quercus chrysolepis Louis C. Wheeler 1931-11-8 339 Los Angeles San Antonio Canyon 945 Comment
  UCR223173  Quercus chrysolepis R. G. Swinney 2009-7-22 11326 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  CAS-BOT-BC86901  Quercus douglasii E. R. Blakley 1962-10-6 5468 Los Angeles Santa Catalina Island. Pebble Beach Canyon 91 Comment
  OBI74757  Quercus dumosa K. Dobry 1991-3-23 d 123 Los Angeles 415 Stunt rd. Santa Monica Mts. Upper Cold Creek Canyon Comment
  UC1135534  Quercus dumosa F. H. Raymond 1930-3-3 53 Los Angeles San Rafael Mountains Pasadena Quad. 335 Comment
  UCR58160  Quercus dumosa Bill Wagner 1989-8-7 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Northern Santa Monica Mtns, c. 0.5 mi. south of Hwy 101 on E and W sides of Kanan Road, NE of Ladyface Comment
  UCR203971  Quercus durata var. gabrielensis D. E. Bramlet 2007-7-13 4109 Los Angeles San Gabriel Mountains, La Verne, 152 m north of Baseline, 1.37 km west of Live Oak Canyon Road and 1.28 km east of Marshall Creek 398 Comment
  POM6817  Quercus engelmannii I. M. Johnston 1920-1-1 s.n. Los Angeles Arcadia, along Huntington Drive. 152 Comment
  UC175866  Quercus engelmannii Ernest Braunton Nov 1913 Los Angeles Pasadena Comment
  CAS-BOT-BC94754  Quercus john-tuckeri Daryl Lee Koutnik; Bruce Holguin 1978-4-1 215 Los Angeles W side of the Sierra Hwy and 1 miles N of State Hwy 14 987 Comment
  UCR231068  Quercus john-tuckeri Dan S. Cooper 2011-9-19 s.n. Los Angeles Western Transverse Range, Bouquet Canyon, south of David Way intersection with Bouquet Canyon Rd. 425 Comment
  RSA592805  Quercus kelloggii Steve Boyd, Orlando Mistretta 1996-5-1 8761 Los Angeles Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08. 1524 Comment
  SEINET10432066  Quercus macdonaldii I. W. Clokey 1930-9-11 5327 Los Angeles 1635 Laurel Street, South Pasadena. Comment
  UC1281416  Quercus pacifica H. E. McMinn Jul 1924 1297 Los Angeles Catalina Island Comment
  UCD81369  Quercus palmeri D. Charles Dailey 1973-12-31 1275 Los Angeles 0.94 mile south of Valyermo Road on Pallett Creek Road, ca. 1-1.25 mile west of Valyermo (Big Rock) Fire Station. Comment
  RSA611266  Quercus suber Louis C. Wheeler 1942-11-25 5676 Los Angeles Glendale: Hill Drive & Hermosa Avenue. Comment
  JEPS99380  Quercus tomentella D. H. Wilken, D. Kershaw 1996-5-30 15217 Los Angeles San Clemente Island. E side of Twin Dams Cyn, 1.1 km nnw of Boulder, 1.8 km se of Peak. 455 Comment
  RSA117369  Quercus tomentella Huron H. Smith 1912-6-19 5118 Los Angeles Cherry Canyon, Santa Catalina Island. 91 Comment
  RSA190942  Quercus tomentella Robert F. Thorne 1967-5-19 36885 Los Angeles Santa Catalina Island, top of side valley of Sweetwater Canyon. 381 Comment
  UCD47612  Quercus wislizeni T. E. Weier 1941-6-24 s.n. Los Angeles Angeles Crest. Comment
  RSA0107433  Quercus wislizeni var. frutescens Richard G. Swinney 2011-6-14 15135 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower area, 1.3 air miles west of Charlton Flat entrance at Angeles Crest Hwy. 1772 Comment
  UCR271591  Rafinesquia californica R. G. Swinney 2011-5-19 14766 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Millie's Apple Orchard 912 Comment
  RSA95056  Rafinesquia californica F. W. Peirson 1921-7-16 251 Los Angeles San Gabriel River 1372 Comment
  SEINET3152712  Ramona nivea G. B. Grant 1105 Los Angeles Saugus Comment
  RSA399386  Ranunculus californicus Ducelia Sabb 1937-6-27 19693 Los Angeles Near Los Angeles Comment
  RSA399398  Ranunculus californicus Ora M. Clark 1929-3-23 1774 Los Angeles Santa Monica Mts. Comment
  CAS-BOT-BC378866  Ranunculus californicus var. californicus I. Johnston 1917-2-10 s.n. Los Angeles hills south of Pomona Comment
  RSA0018979  Ranunculus californicus var. californicus Lyman Benson 1957-4-17 15719 Los Angeles Kellogg Campus, California Polytechnic Institute. San Jose Hills. Pacific Slope drainage area. 305 Comment
  RSA399997  Ranunculus hebecarpus Louis C. Wheeler 1935-4-25 3438 Los Angeles Placerita Canyon. 457 Comment
  SEINET11522477  Raphanus sativus N. Bacon 1967-3-29 s.n. Los Angeles Los Angeles City, Glenwood Place, South Gate. Comment
  RSA0116814  Rhamnus californica R. G. Swinney 2011-6-7 15093 Los Angeles San Gabriel Mountains; summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  UC1071539  Rhamnus californica A. Lewis 1934-2-1 268 Los Angeles Elizabeth Lake Canyon Angeles National Forest, Elizabeth Lake Quad. 883 Comment
  LA105067  Rhamnus ilicifolia Barry A. Prigge; 1988-7-3 8202 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  POM2869  Rhamnus ilicifolia P. A. Munz 1918-4-18 2084 Los Angeles Claremont. Wash. Comment
  RSA160400  Rhamnus ilicifolia J. D. Olmsted 1959-4-3 336 Los Angeles 1/2 mi. above locked gate in Sycamore Canyon west of San Dimas Canyon. Drainage area: Sycamore Canyon. 518 Comment
  RSA771593  Rhamnus ilicifolia R. G. Swinney 2009-6-2 11006 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  SD37646  Rhamnus ilicifolia Detmer 1931-5-17 Los Angeles Mint Canyon Comment
  UCR259632  Rhamnus ilicifolia R. G. Swinney 2010-3-30 12123 Los Angeles San Gabriel Mountains, Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  RSA351126  Rhamnus pirifolia Theodore Payne 1909-10-11 2344 Los Angeles Catalina Island Comment
  OBI25836  Rhus aromatica Glen Holstein 1970-4-19 2 Los Angeles Indian Canyon 1 mile south of Soledad Canyon Rd Comment
  RSA150929  Rhus integrifolia P. H. Raven 1962-4-10 17245 Los Angeles above Wilson Cove. San Clemente Island 107 Comment
  SBBG78531  Rhus integrifolia F. R. Fosberg 1931-3-18 4286 Los Angeles Hamilton Cyn 20 Comment
  SD31164  Rhus integrifolia Edith A. Purer 1931-2-21 155 Los Angeles Palos Verdes Hills Comment
  SDSU2185  Rhus integrifolia A. H. Gallup 1948-1-17 98 Los Angeles Claremont - near Wash. 366 Comment
  CAS-BOT-BC167947  Rhus ovata Cecil Hart 1927-5-1 s.n. Los Angeles San Dimas Canyon Comment
  CATA3515  Rhus ovata Julia Parish 2017-12-31 048 Los Angeles Santa Catalina Island: Pacific side; Grand Canyon watershed; ridge south of Upper Coffeepot Road before it turns down to Coffeepot Canyon 404 Comment
  SBBG95410  Rhus ovata M. B. Dunkle 1928-3-11 1723 Los Angeles Grand Cyn 6 Comment
  SEINET13387053 Image available Rhus ovata R. G. Swinney 2011-1 14083 Los Angeles San Gabriel Mountains: Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. (Mt. Wilson 7.5' Q.) ( T1N R11W S15) 235 Comment
  UCR220384  Rhus ovata R. G. Swinney 2009-4-16 10352 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
  UCR270068  Rhus ovata R. G. Swinney 2011-4-9 14358 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
  UC567234  Ribes aureum A. E. Wieslander 1931-2-19 151 Los Angeles San Gabriel Wash Pomona Quadrangle 167 Comment
  UCR193632  Ribes aureum A. C. Sanders 2008-7-10 35735 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
  UCR256256  Ribes aureum R. G. Swinney 2010-3-10 11841 Los Angeles San Gabriel Mountains, FS Road 3N59 (Santa Clara Truck Trail), west of Whitney Canyon, 0.2-0.5 mi. ESE of ride-share parking lot at Hwy 14 and Newhall Ave. 470 Comment
  CAS-BOT-BC92451  Ribes aureum var. gracillimum Roxana S. Ferris 1941-3-10 10323 Los Angeles First Tributary in Pico Canyon, Santa Susana Mountains, near U.S. Highway #99. 411 Comment
  LA201959  Ribes aureum var. gracillimum Arthur C. Gibson; 2004-3-17 5012 b Los Angeles Santa Monica Mountains, Franklin Canyon, above main parking lot above reservoir Comment
  RSA746830  Ribes aureum var. gracillimum Justin M. Wood 2009-3-13 358 Los Angeles City of Claremont: SW corner of Claremont Blvd and Foothill Blvd. Open space area on the campus of Pitzer College. 398 Comment
  SFV1608  Ribes aureum var. gracillimum P. G. Kilburn 1958-3-11 660 Los Angeles San Gabriel Mountains Tapia Canyon, just north of Wayside Honor Ranch property, Castaic. 480 Comment
  RSA9723  Ribes aureum var. gracillimum Louis C. Wheeler 1932-5-26 763 Los Angeles San Gabriel Wash. 107 Comment
  CAS-BOT-BC93112  Ribes californicum var. hesperium Clarence R. Quick 1939-11-22 050 Los Angeles Collected in San Gabriel Canyon. Comment
  UC11564  Ribes californicum var. hesperium J. H. Barber 1897-1-6 6 Los Angeles Santa Monica Canyon Comment
  UC79617  Ribes californicum var. hesperium A. J. McClatchie 1894-1-20 Los Angeles San Gabriel Mts. Comment
  RSA229071  Ribes cereum Robert F. Thorne 1969-7-29 38904 Los Angeles San Gabriel Mts., Hunt Canyon 3 mi E of Vincent 2332 Comment
  RSA748462  Ribes cereum R. G. Swinney 2001-8-18 8051 Los Angeles Mt. Baden-Powell 2854 Comment
  RSA165700  Ribes cereum var. cereum Wesley O. Griesel 1963-6-5 803 Los Angeles summit Throop Peak 2774 Comment
  SEINET4408086 Image available Ribes grantii G. B. Grant 1904-1 s.n. Los Angeles Comment
  POM46B  Ribes indecorum P. A. Munz 1918-3-28 2007 Los Angeles Claremont. Wash near Palmer s Canyon. Comment
  RSA764765  Ribes indecorum Doris Bowers 1957-2-24 327 Los Angeles San Dimas Canyon. 1067 Comment
  SD90309  Ribes indecorum Robert F. Thorne, M. Z. Thorne 1972-1-30 42173 Los Angeles San Gabriel Mountains; Johnson's Pastures north of Claremont. 548 Comment
  UCR70866  Ribes indecorum L. C. Wheeler 1932-2-10 443 Los Angeles San Gabriel Mtns. Foothills, Thompson Creek Dam near Claremont 503 Comment
  RSA0088263  Ribes malvaceum R. G. Swinney 2010-3-14 11894 Los Angeles Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road. 447 Comment
  UC11608  Ribes malvaceum W. H. Brewer Feb. 1861 183 Los Angeles Cahuenga Pass Comment
  UC73093  Ribes malvaceum Pupils of Los Angeles High School Apr. 1902 Los Angeles near Newhall; San Fernando Valley Comment
  UC750626  Ribes malvaceum Lewis S. Rose 1946-12-20 46293 Los Angeles Triunfo Pass Santa Monica Mts. 670 Comment
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Mar 26 2014
  UCSB2635  Ribes malvaceum var. malvaceum Wedberg, H. 1957-2-17 Los Angeles West of Saddle Peak; Santa Monica Mtns Comment
  UC440364  Ribes malvaceum var. viridifolium Carl Epling 1930-3-8 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  SD45588  Ribes nevadense D. F. Howe 1953-5-31 2294 Los Angeles Mt. Wilson 1493 Comment
  UC168758  Ribes nevadense George B. Grant and Walter Wheeler 1904-5-17 1125 -6241 Los Angeles Mt. Wilson 1524 Comment
  RSA121543  Ribes quercetorum A. D. Gifford 1935-4-10 558 Los Angeles West end of Liebre Mtn, Tejon. 1494 Comment
  RSA733033  Ribes roezlii var. roezlii R. G. Swinney 1998-7-8 6343 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  LA29306  Ribes speciosum Mary V. Hood; 1942-4-26 42- 26 -k* Los Angeles Santa Monica Mountains, near Tapia Park 304 Comment
  LA33981  Ribes speciosum Peter H. Raven; 1959-3-1 13824 Los Angeles 396 Comment
  RSA476293  Ribes speciosum Freda Detmers 1929-2-24 s.n. Los Angeles Laurel Canyon Comment
  RSA652587  Ribes speciosum George Maruko 1948-2-23 s.n. Los Angeles Griffith Park, Los Angeles Comment
  POM9722  Ribes speciosum P. A. Munz 1921-2-26 4686 Los Angeles South Hills (San Jose Hills) 5 miles east of Brea Canyon. 305 Comment
  SBBG31129  Ribes viburnifolium R. F. Thorne 1966-4-30 36333 Los Angeles W fork of Gallagher's Cyn 304 Comment
  UCR107781  Ricinus communis Anna Christensen 1997-4-21 24 Los Angeles Claremont, Bernard BIological Field Station (Claremont Colleges) NW corner of Mills Avenue and Foothill Blvd., touching E fence, 170 yds into N panhandle region 412 Comment
  UC1922892  Robinia pseudoacacia Valerie Soza, Leland Lubinsky 2001-5-16 1232 Los Angeles Transverse Ranges; Verdugo Mountains region; Drainage off Whiting Woods Mtwy, ridge north of Henderson Canyon. 549 Comment
  POM366397  Rubus leucodermis Anstruther Davidson 1893-7-22 s.n. Los Angeles Mt. Wilson. Comment
  CATA1115  Rubus ursinus Mark L. Hoefs 1995-5-23 2079 Los Angeles Santa Catalina Island: Lower Middle Ranch Canyon, near road to Bulrush Canyon 115 Comment
  JEPS44765  Rubus ursinus Frank W. Peirson 1919-4-19 380 Los Angeles Pacoima Canyon San Gabriel Mts., Pacoima Canyon 609 Comment
  RSA650191  Rubus ursinus Lori Ackerman, Gerald Braden 1988-5-20 39 Los Angeles North end [bank] of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  SEINET13203289 Image available Rubus ursinus R. G. Swinney 2011-1 14171 Los Angeles San Gabriel Mts.: Glendora foothills, Mull Canyon below debris basin, along Mull Cyn. Road (Glendora 7.5' Q.) (T1N R9W S28) 329 Comment
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Oct 19 2018
  RSA466349  Rumex H. L. Bauer 1929-4-15 s.n. Los Angeles Long Beach. Comment
  CATA2060  Rumex conglomeratus Steven A. Junak, Keri Kirkland 1998-7-17 779 Los Angeles Santa Catalina Island: Lower portion of Silver Canyon, ca. 0.4 air miles inland from beach 36 Comment
  UCD101161  Rumex crispus Louis C. Wheeler 1967-6-26 9899 Los Angeles San Gabriel Mountains, Elsmere Canyon, south central. At the forks of the canyon, just north of the section line. 487 Comment
  UCR282526  Rumex dentatus D. E. Bramlet, Robt. L. Allen 2011-5-24 4849 Los Angeles Coastal Plains and Basins; Los Angeles Basin, Whittier Narrows Recreation Area, 422 ft. NW of the dam spillway & 576 ft. south of Siphon Road. 60 Comment
  RSA708049  Rumex hymenosepalus Scott D. White, Michael Honer 2004-3-30 9963 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of 'Four Points' 838 Comment
  RSA466092  Rumex hymenosepalus Anstruther Davidson 1890-04 s.n. Los Angeles Los Angeles. Comment
  UCD101394  Rumex obtusifolius A. C. Sanders; Mark A. Elvin, Anuja Parikh, Nathan Gale, et al 2003-4-30 26223 Los Angeles Western San Gabriel Mtns.: Castaic Valley along Castaic Creek 0-2km downstream from Lake Hughes Rd., Newhall Ranch. 351 Comment
  UCR200137  Sagina apetala Valerie Soza, Steve Boyd 2000-4-26 796 Los Angeles Verdugo Mountains, south side, Stough Canyon, Stough Park, above parking lot southwest of intersection of Walnut Avenue and Lockheed View Drive, west of De Bell Municipal Golf Course, southeast of Starlight Theater 366 Comment
  UCR272747  Salicornia virginica M. B. Dunkle 1939-4-7 7330 Los Angeles San Clemente Island, Pyramid Cove 91 Comment
  SEINET10539335  Salix argophylla David B. Dunn 1937-3-14 Dunn s.n. Los Angeles Inlet 5 or more miles above palos verdes (unspecified state or county). Comment
  POM308089  Salix exigua Henry J. Ramsey, Henry J. Ramsey 1937-3-21 2908 Los Angeles North Craig Ave., Altadena. Comment
  RSA524174  Salix exigua Tim S. Ross, Steve D. Boyd 1990-6-6 2873 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  POM362615  Salix laevigata G. R. Johnstone 1932-4-17 15738 Los Angeles Big Tujunga. Comment
  RSA597822  Salix laevigata Louis C. Wheeler 1969-4-20 s.n. Los Angeles Liebre Mountains region. Barrel Spring. 884 Comment
  RSA0034814  Salix laevigata Ivan M. Johnston 2017-5-13 1903 Los Angeles El Monte 122 Comment
  UC506434  Salix laevigata Carl Hedin and Joseph Ewan 1933-6-29 7644 Los Angeles Comment
  CAS-BOT-BC128127  Salix lasiandra var. lasiandra Carl W. Sharsmith 1932-1-17 8 Los Angeles At bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa 300 Comment
  POM362614  Salix lasiolepis G. R. Johnstone 1931-10-24 s.n. Los Angeles Brown Canyon. Comment
  SBBG57872  Salix lasiolepis C. W. Sharsmith 1932-1-17 10 Los Angeles bottom of Lower San Gabriel Canyon, ca. 9.5 km above Azusa 300 Comment
  UCR144602  Salix lasiolepis G. D. Wallace 1985-1 2163 Los Angeles San Gabriel Mtns., Gold Hill, backyard, Alta Vista Ave. between Oak Grove and Mesa Circle, Monrovia 274 Comment
  UCR255778  Salix lasiolepis R. G. Swinney 2010-4-15 12266 Los Angeles San Gabriel Mountains, 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. 854 Comment
  LA212166  Salix lasiolepis Elwood Fordham; 1957-4-5 s.n. Los Angeles Chatsworth Hills, across road from lake. Comment
  CAS-BOT-BC176857  Salsola gobicola Ernest C. Twisselmann 1970-9-8 17478 Los Angeles Antelope Valley: Avenue A at 50th Street West 731 Comment
  UCR280684  Salsola tragus R. G. Swinney 2014-5-27 16672 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
  RSA733721  Saltugilia splendens subsp. grantii R. G. Swinney 2000-6-25 7802 Los Angeles San Gabriel Mtns.: ridge top (hill 4413) on west side of San Antonio Canyon, between Evey Canyon and nameless 1st canyon to north, c. 3/4 mi. west of San Antonio Cyn. Rd. 1345 Comment
  RSA0094993  Saltugilia splendens subsp. grantii Gerald Braden, Lori Ackerman 1988-5-4 17 Los Angeles Strawberry Peak, San Gabriel Mountains. 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
  SFV3202  Salvia apiana J. C. Crawford 1958-5-4 s. n. Los Angeles San Gabriel Mountains Bouquet Canyon. 460 Comment
  RSA442822  Salvia apiana William Emboden 1969-5-28 5 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA442827  Salvia apiana William Emboden 1969-5-28 12 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA0048544  Salvia carduacea Geo. R. Julian 1962-4-14 s.n. Los Angeles 10 miles east of Pearblossom. Comment
  POM8079  Salvia leucophylla P. A. Munz, R. D. Harwood 1920-5-17 3993 Los Angeles North Topanga Canyon, Santa Monica Mtns. 213 Comment
  SD43735  Salvia leucophylla Darley F. Howe 1948-5-29 1985 Los Angeles Santa Monica Mountains. Comment
  UC520118  Salvia leucophylla Carl Epling 1932-6-10 Los Angeles Topanga Canyon; Santa Monica Mountains Comment
  UCR23292  Salvia leucophylla Kate Kramer 1981-5-31 54 Los Angeles Malibu Beach 7.5' Q., Malibu Creek State Park. 2 mi west of Las Virgenes & Mulholland Hwy intersection on Mulholland Hwy 275 Comment
  CAS-BOT-BC233312  Salvia mellifera L. B. Ware 1971-5-16 102 Los Angeles Tuna Canyon (east side), Santa Monica Mountains 167 Comment
  RSA307817  Salvia mellifera Henry J. Ramsey 1938-6-11 2743 Los Angeles Eaton Canyon Park. Comment
  RSA434112  Salvia mellifera Edwin Kline 1926-5-9 s.n. Los Angeles Tujunga Canyon. Comment
  RSA434117  Salvia mellifera Geo. L. Moxley, Grinnell 1916-6-15 s.n. Los Angeles Santa Susana Mountains. Comment
  RSA82403  Salvia mellifera F. W. Peirson 1920-4-18 181 Los Angeles New York St., La Canada. 610 Comment
  RSA612437  Sambucus caerulea Bill Campbell 1932-4-23 s.n. Los Angeles Santa Monica Mountains; Los Alisos canyon. Comment
  RSA477541  Sambucus mexicana Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  UCR264691  Sambucus nigra Mitch Provance, Callen Huff 2009-4-28 10761 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  OBI4455  Sambucus nigra subsp. caerulea Robert J. Rodin 1953-5-2 5812 Los Angeles Catalina Island. Near White's cove Comment
  RSA0098837  Sambucus nigra subsp. caerulea R. G. Swinney 2011-8-5 15608 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
  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
  UC303478  Sanicula bipinnata P. A. Munz 1918-4-11 2035 Los Angeles Lone Hill near Glendora; Southern California, Lone Hill Comment
  UC1211021  Satureja douglasii Huron H. Smith 1912-6-15 5110 Los Angeles road to Middle Ranch; Santa Catalina Island 365 Comment
  SBBG131440  Schismus S. A. Junak 1996-4-10 SCI 281 Los Angeles Johnston Park, along 80 Wilson Cove Rd 121 Comment
  RSA177765  Schismus arabicus R. F. Thorne, P. Everett 1965-5-10 34455 Los Angeles Near Echo Lake, Santa Catalina Island 412 Comment
  RSA0081059  Schoenoplectus acutus R. G. Swinney 2010-6-29 13388 Los Angeles Hansen Dam Flood Control Basin, north margin of Hansen Lake, Hansen Dam Recreation Center. 305 Comment
  RSA60718  Schoenoplectus maritimus Frank W. Gould 1944-4-12 2280 Los Angeles Western Avenue at 131st Street, south of Los Angeles. Comment
  IRVC28715  Scirpus microcarpus A. C. Sanders, Mark A. Elvin 2002-8-26 25586 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
  UCR204439  Scrophularia californica R. G. Swinney 2005-4-9 8208 Los Angeles San Gabriel Mtns., San Dimas, Sycamore Canyon 518 Comment
  UCSB9313  Scrophularia californica Haller, Norman 1953-3-3 Los Angeles Faculty Hill, U.C.L.A Comment
  UC1595219  Scrophularia californica subsp. californica Tim Ross and Peter Fritsch 1990-6-20 3656 Los Angeles ridgetop between W Fork San Gabriel River and Roberts Canyon (Rincon-Red Box Rd); San Gabriel Mts 1255 Comment
  SBBG27710  Scutellaria mexicana D. Myrick 1967-6-9 1608 Los Angeles near Pearblossom 914 Comment
  UCR273567  Scutellaria siphocampyloides R. G. Swinney 2011-6-15 15184 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  UCR266344  Scutellaria tuberosa D. E. Bramlet 1999-4-27 2739 Los Angeles Western Transverse Range, Agoura Hills, Yerba Buena Elementary School proposed site (subsequently built), 34 acres, end of Reyes Adobe Rd. near Ventura Co. line 317 Comment
  UCR99483  Senecio californicus Steve Boyd, L. Raz 1997-3-4 9152 Los Angeles Liebre Mtns., Plum Canyon SW of Cruzan Mesa along Arline Road c. 2 mi west of the junction with Sierra Hwy in Mint Canyon. 610 Comment
  RSA0012727  Senecio californicus Fordyce Grinnell Jr. 1910-04 s.n. Los Angeles Pacaima [Pacoima] Wash, San Fernando Valley. Comment
  RSA0012728  Senecio californicus L. C. Wheeler 1932-5-1 676 Los Angeles 3 mi. NNE Claremont. 548 Comment
  CAS-BOT-BC333110  Senecio flaccidus var. douglasii A. D. E. Elmer 1902-6-1 3735 Los Angeles Acton Comment
  CAS-BOT-BC333115  Senecio flaccidus var. douglasii Scott Sundberg 1983-8-16 2092 Los Angeles West of Lancaster along Highway 138, 50 m. west of where the Los Angeles Aqueduct crosses the highway Comment
  RSA601047  Senecio flaccidus var. douglasii Steve Boyd, Lauren Raz 1997-6-18 9981 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  CAS-BOT-BC341195  Senecio lyonii Carl B. Wolf 1932-5-14 3630 Los Angeles Santa Catalina Island. Between Avalon & Pebbly Beach 30 Comment
  CATA1457  Senecio lyonii Mark L. Hoefs, Robert F. Thorne 1996-4-6 2641 Los Angeles Santa Catalina Island: Renton Mine Road 243 Comment
  SBBG80286  Senecio lyonii F. C. Boutin 1967-4-24 1714 Los Angeles Wilson's (Wilson) Cove Comment
  RSA604525  Senecio mikanioides Mark L. Hoefs, Steven A. Junak, Janet Takara, Keri Kirkland 1995-11-10 2556 Los Angeles Santa Catalina Island; beach at empire landing. 3 Comment
  CAS-BOT-BC364255  Senecio triangularis R. G. Swinney 1997-7-22 5706 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
  RSA473112  Senecio vulgaris Anstruther Davidson 1917-04 s.n. Los Angeles Alvarado Street, Los Angeles. Comment
  RSA4778  Senecio vulgaris James Snow s.n. Los Angeles Bryant Ranch, near Long Beach, Station no.3. Plat. 3. Comment
  SFV7792  Senegalia greggii V. E. Rudd 1975-9-7 3444 Los Angeles San Fernando Valley Los Angeles, Northridge. CSUN campus, botanic garden. 260 Comment
  RSA383926  Sequoia sempervirens B. Davies s.n. Los Angeles Los Angeles (cultivated) Woods. Comment
  RSA0056347  Sequoia sempervirens P. R. Brown 1971-4-1 s.n. Los Angeles Pierce College Nature Center, upper end of Canon de Lana. 274 Comment
  UCR143428  Sesuvium verrucosum I. M. Johnston 1917-4-11 s.n. Los Angeles Coastal Plains and Basins; Los Angeles Basin, Near Gardena, [Dominguez] Slough 12 Comment
  UCR41435  Setaria verticillata O. L. Braucher 1933-1 s.n. Los Angeles West Covina, walnut orchard of Mr. S.L. Watts. Comment
  LA82217  Sidalcea malviflora O. H. Kappler; 1941-5-22 275 Los Angeles Santa Monica Mountains, Upper Dume Canyon [Zuma Cyn, E-fork], Backus Ranch 487 Comment
  RSA65710  Silene antirrhina F. W. Peirson 1921-6-19 2681 Los Angeles North Fork of San Gabriel River 1006 Comment
  RSA477871  Silene gallica F. R. Fosberg 1931-3-25 S- 4355 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 50 Comment
  UC450785  Silene laciniata subsp. major Fay A. MacFadden 1931-4-28 79 E Los Angeles Tuna Canyon Verdugo Hills, Tuna Canyon Comment
  POM82710  Silene multinervia P. A. Munz 1925-4-23 9462 a Los Angeles San Gabriel Canyon. 488 Comment
  RSA310130  Silene parishii Wayne E. Sawyer 1981-7-12 131 Los Angeles San Gabriel Mts; Angeles National Forest: 200 NE of Little Jimmy Campground 2256 Comment
  SD215461  Silene verecunda Timothy S. Ross, Steve Boyd and Peter W. Fritsch 1990-6-11 3357 Los Angeles Big Rock Creek Canyon, ca. 120 m NNW of Icy Springs around a stone building that has been gutted by fire. 1730 Comment
  RSA660269  Silene verecunda subsp. platyota Orlando Mistretta, Peter L. Morrell 1992-6-4 499 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  SEINET3371866  Silybum marianum G. Rink 2011-6-1 10566 Los Angeles Next to Highway 57, north of La Brea, weedy place 213 Comment
  POM223267  Sinapis arvensis L. C. Wheeler 1933-6-26 1885 Los Angeles San Bernardino Ave. at San Antonio Ave. Pomona. 259 Comment
  SFV1528  Sisymbrium altissimum M. L. Vincent 1962-5-19 251 Los Angeles Mojave Desert 1 mile from Pearblossom on the road to Valyermo. Roadside. 1000 Comment
  RSA653641  Sisymbrium irio S. Koukol, R. Koukol 1998-5-3 35 Los Angeles La Verne, Foothill Blvd., 75 m W. of Wheeler Avenue. 344 Comment
  POM18182  Sisymbrium irio P. A. Munz 1923-3-10 6582 Los Angeles Claremont. Orchards south of Santa Fe RR. 351 Comment
  UCD115601  Sisymbrium irio Kenneth A. Wilson 1961-2-21 871 Los Angeles Northridge. San Fernando Valley State College campus. Comment
  SFV21762  Sisymbrium orientale L. Gross 2001-3-31 375 Los Angeles Verdugo Mountains South side of Verdugo Mountains at end of Olive Ave. Parked on Via Montana in Burbank, follow an old road that is overgrown that goes up to the main crest with Sunset Canyon to the west and Story Canyon to the east. Open area on west-facing talus slope with Deer Canyon below. 549 Comment
  UCR139921  Sisymbrium orientale Scott D. White 1997-5-14 5133 Los Angeles Base of San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, SW of 210 Freeway, east of Hansen Dam and north of Wentworth Street 351 Comment
  LA23982  Sisyrinchium bellum A. M. Johnson; 1932-5-30 4089 Los Angeles SANTA MONICA MOUNTAINS, Brent's Mountain, Crag's Camp. Comment
  LA24031  Sisyrinchium bellum A. M. Johnson; 1932-4-4 3927 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). Comment
  POM293480  Sisyrinchium bellum Lyman Benson 1945-5-11 11681 Los Angeles Indian Hill, Claremont. Pacific Slope Drainage Area. 396 Comment
  UC205501  Sisyrinchium bellum I. Johnston 1917-5-13 1022 Los Angeles El Monte along R. R. El Monte Comment
  UCSB908  Sisyrinchium bellum Albright, S. 1957-5-7 Los Angeles UCLA Campus; Faculty Hill 91 Comment
  CHSC95861  Solanum douglasii LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 720 Los Angeles Transverse Ranges: Verdugo Mountains Region; South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned Summer-Fall of 2002. Sunny east slope just above the bottom of upper part of Brand Canyon. 576 Comment
  UCR217423  Solanum douglasii R. G. Swinney 2009-3-10 10063 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UCR259123  Solanum douglasii R. G. Swinney 2010-5-4 12520 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  RSA654560  Solanum douglasii Benjamen Rangel 1992-4-10 777 -06 Los Angeles Behind La Cienega (Housing Office), close to a light power source and by a sprinkler outlet. [Cal Poly Pomona ?] Comment
  RSA762651  Solanum esculentum R. G. Swinney 2008-11-30 9888 Los Angeles Azusa/Irwindale boundary, San Gabriel River Channel within 75 m of Foothill Blvd. bridge 177 Comment
  UCR220174  Solanum nigrum R. G. Swinney 2009-4-13 10313 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
  POM180107  Solanum physalifolium var. nitidibaccatum Louis C. Wheeler 1931-9-4 57 Los Angeles 2 mi. NE La Verne. Damp sunny clay soil. 412 Comment
  POM11210  Solanum umbelliferum Philip A. Munz 1921-6-18 4601 Los Angeles San Antonio Mountains: Swartout Valley 2287 Comment
  RSA0092235  Solanum umbelliferum R. G. Swinney 2010-5-25 12953 Los Angeles San Gabriel Mountains: just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  UC1125051  Solanum umbelliferum A. Simontacchi 1935-5-30 52 Los Angeles 3 mi sse of Neenach 1066 Comment
  CAS-BOT-BC156796  Solanum umbelliferum Ernest C. Twisselmann 1955-6-23 2210 Los Angeles San Emigdio Range. Castaic Valley, 1/2 mile north of Holland Summit 1219 Comment
  RSA80370  Solanum umbelliferum F. W. Peirson 185 Los Angeles Sink at Inglewood. Comment
  UCR19822  Solanum wallacei Freda Detmers 1929-4-13 s.n. Los Angeles Channel Islands, Santa Catalina Island: Descano Canyon 152 Comment
  UCR258511  Solidago californica R. G. Swinney 2010-9-13 13809 Los Angeles San Gabriel Mountains, Crystal Lake, within 100 m of shoreline 1691 Comment
  RSA93073  Solidago californica F. W. Peirson 1918-11-1 230 Los Angeles Arroyo Seco Canyon, south slope of San Gabriel Mts. 1296 Comment
  LA203980  Solidago velutina subsp. californica Jonathan Sauer; D. Bradbury, L. Wester 1969-10-19 4660 Los Angeles San Gabriel Mountains, Summit of Mt. Pacifico 2133 Comment
  RSA356028  Sonchus asper R. F. Thorne 1975-9-4 47385 Los Angeles Santa Catalina Island: Fisherman's Cove; campus of USC Marine Science Center. Comment
  CAS-BOT-BC365995  Sonchus asper M. B. Dunkle 1939-4-2 7209 Los Angeles Southeast point, San Clemente Island Comment
  RSA587255  Sonchus asper subsp. asper Orlando Mistretta 1994-5-13 1205 Los Angeles San Gabriel Mts; Little Rock Creek; slopes E of creek opposite confluence with Kitter Canyon. 1067 Comment
  POM155653  Sonchus oleraceus M. B. Dunkle 1928-5-13 1939 Los Angeles Santa Catalina Island. Coach road. Talus slope near Wishbone Loop Comment
  UCR205218  Sonchus oleraceus R. G. Swinney 2006-6-18 8534 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center 1402 Comment
  UCR108666  Sorghum bicolor L. C. Wheeler 1942-11-30 5678 Los Angeles San Gabriel Valley, near Kellogg Ranch, Arroyo Avnue, c. 3 mi west of Pomona 305 Comment
  RSA652723  Spartium junceum Diane T. Liggett 1981-5-29 22 Los Angeles Glendora Mtn. Road, 40 km east of Los Angeles before exit to San Dimas Experimental Forest. Comment
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Aug 28 2014
  UCR220175  Spartium junceum R. G. Swinney, Jane Strong 2009-4-7 10312 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Antonio Canyon, 2.4 miles north of Shinn Rd. 1073 Comment
  RSA0080427  Spartium junceum R. G. Swinney 2011-6-29 15371 Los Angeles Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground. 1082 Comment
  SEINET10841724  Spartium junceum Walter H. Lewis 1991-6-13 Lewis 14927 Los Angeles San Gabriel Mountains, San Antonio Canyon, Mt. Baldy Rd., near Hog Back turnoff. 1146 Comment
  UCR108327  Spergula arvensis L. C. Wheeler 1946-7-9 6220 Los Angeles San Gabriel: Garibaldi Avenue and San Gabriel Boulevard Comment
  POM98128  Spergula arvensis P. A. Munz 1925-3-1 s.n. Los Angeles Claremont Comment
  RSA478016  Spergularia macrotheca M. B. Dunkle 1928-4-11 1853 Los Angeles Near Isthmus, Santa Catalina Island. 5 Comment
  UCR121249  Spergularia macrotheca J. R. Ekhoff 2001-5-16 s.n. Los Angeles Channel Islands, north end of San Clemente Island, around new nursery 500 ft. south of Natural Resources office on south side of base headquarters, c. 1.5 mi. SE of airfield 30 Comment
  NY482312  Spergularia macrotheca S. D. Boyd 1990-4-7 4250 Los Angeles San Clemente Island. Lower half of China Syn, S end of island, W side. Comment
  SBBG26555  Spergularia macrotheca var. macrotheca M. R. Benedict 1965-12-12 Los Angeles E end of Parson's Beach 4 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
  RSA0098587  Spergularia marina Blanche Trask 1901-03 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA0098588  Spergularia marina Robert Gustafson 1981-3-10 2114 Los Angeles Ballona Wetlands, Area 1. Comment
  RSA0098382  Spergularia platensis L. R. Abrams 1901-4-10 1494 Los Angeles Inglewood. Comment
  SEINET3150436  Sphaerostigma contortum G. B. Grant 1904-1 1236 Los Angeles Pasadena Comment
  RSA446581  Stachys ajugoides L. E. Hoffman 1932-4-20 s.n. Los Angeles Hermon Hills, Ave-57. Pasadena. Comment
  RSA587254  Stachys albens Orlando Mistretta 1994-5-13 1204 Los Angeles San Gabriel Mts, Little Rock Creek. 1067 Comment
  UCR258508  Stachys albens R. G. Swinney 2010-6-23 13307 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin 341 Comment
  POM21374  Stachys bullata George B. Grant s.n. Los Angeles Los Angeles. Comment
  RSA446640  Stachys bullata Gale Sphon 1955-5-12 s.n. Los Angeles Mulholland Drive. On fire road opposite Sepulvada fire road. Comment
  RSA447289  Stachys bullata N. C. Cooper 1945-5-1 2238 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  RSA580341  Stachys rigida subsp. rigida Louis C. Wheeler 1933-4-27 1665 Los Angeles San Pedro Hills 305 Comment
  UCR197754  Stanleya pinnata var. pinnata Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 78 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  UCR200132  Stellaria media Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 775 Los Angeles Verdugo Mountains, south side, Stough Canyon, Stough Park, above parking lot southwest of intersection of Walnut Avenue and Lockheed View Drive, well of De Bell Municipal Golf Course, southeast of Starlight Theater 335 Comment
  PASA1288  Stellaria media Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA660055  Stellaria media Carol Zuck 1981-2-3 4 Los Angeles 1443 A Springfield St. Upland. Comment
  SEINET12558146 Image available Stellaria nitens Louis C. Wheeler 1967-1 9261 Los Angeles Liebre Mountains. North side of northwesternmost end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch 366 Comment
  CDA2528  Stenotaphrum secundatum Johnson, Margaret Bellue Oct 1944 Los Angeles Huntington Park, Pasadena. 0 Comment
  RSA653377  Stenotaphrum secundatum LeRoy Gross, Andrea E. Gutman, Sarah Gutman 2000-9-8 270 Los Angeles Big Tujunga Wash/ Verdugo Mountains: Tujunga Ponds. 335 Comment
  JEPS26178  Stephanomeria cichoriacea Peter H. Raven and Henry J. Thompson 1959-9-27 14502 Los Angeles Sepulveda Canyon Santa Monica Mountains 243 Comment
  SD40897  Stephanomeria diegensis Carl B. Wolf 1932-10-3 4212 Los Angeles Santa Catalina Island about 1.25 miles from Wrigley Drive on road to Renton Mine. 299 Comment
  UCR164530  Stephanomeria exigua T. B. Salvato, Sandra Murcia 2005-11-1 1253 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel east of 46th St., 0.1 mi past Hwy 138 on Palmdale Blvd, and south of Avenue Q 793 Comment
  UCSB33252  Stephanomeria exigua Partsch, M. 1977-5-14 Los Angeles Along Palmdale Blvd. at 52nd st. east 1066 Comment
  UC454306  Stephanomeria exigua subsp. coronaria I. J. Condit 1908-7-28 Los Angeles Hollywood Comment
  RSA732846  Stephanomeria parryi R. G. Swinney 2001-5-18 7934 Los Angeles Mojave Desert: Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy. 138. 1284 Comment
  RSA0086920  Stephanomeria virgata R. G. Swinney 2010-8-9 13469 Los Angeles Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport. 1037 Comment
  POM248400  Stephanomeria virgata P. A. Munz 1939-6-1 s.n. Los Angeles Vacant lots, Claremont. Comment
  RSA613020  Stephanomeria virgata subsp. virgata L. C. Wheeler 1975-9-22 s.n. Los Angeles San Gabriel Mountains: Graveyard Canyon on way to Doe Flat 670 Comment
  IRVC28593  Stillingia linearifolia A. C. Sanders, Mark Elvin 2002-6-19 25191 Los Angeles Newhall Ranch, "Long Cyn." 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 335 Comment
  CATA718  Stipa cernua Mark L. Hoefs 1991-5-3 1220 Los Angeles Santa Catalina Island: Above road on north-west side of Descanso Canyon, near entry to Hamilton Cove 79 Comment
  UCR126668  Stipa coronata A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26203 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  UCR219563  Stipa coronata R. G. Swinney 2009-3-31 10216 Los Angeles Transverse Range; San Gabriel Mtns., mouth of San Gabriel Canyon, 0.7-1.2 mi. north and NE of Foothill Blvd, Azusa/Duarte 213 Comment
  UCR237899  Stipa coronata Mark A. Elvin 2003-5-1 2494 Los Angeles Santa Clarita Valley, Newhall Ranch, Castaic Mesas, c. 1.5 km east of Castaic Lagoon in Charlie Canyon, survey area 69 396 Comment
  UCR22492  Stipa lepida C. S. Jones 1979-5-25 53 Los Angeles Near Route 23, 5 mi east of its junction with Hwy 1. 213 Comment
  UCR51268  Stipa lepida Lyman Benson 1947-5-2 12350 Los Angeles South slope of San Gabriel Mtns., Indian Hill Boulevard, Claremont 427 Comment
  HSC11905  Stipa pulchra Agnes Chase 1910-4-12 812 Los Angeles Playa del Rey Comment
  UCR186973  Stipa pulchra A. C. Sanders 2006-4-10 31991 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment