Search Results — 2000 specimen records retrieved (1588 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SBBG15828  Abronia pogonantha W. G. Webb 1935-4-20 Los Angeles near Lancaster Comment
  SBBG19182  Abronia umbellata M. A. Piehl 1963-12-8 63163 Los Angeles mouth of Horse Beach Cyn, which is first cyn E of China Pt 1 Comment
  SD124789  Abronia umbellata A. C. Sanders 1986-7-30 6816 Los Angeles El Segundo Dunes, immediately west of L. A. International Airport and Pershing Dr. east of Vista Del Mar Blvd. 29 Comment
  CAS-BOT-BC229298  Abronia villosa C. F. B. 1903-4-1 4125 Los Angeles Anaheim Comment
  SFV21417  Acacia dealbata L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1037 Los Angeles Verdugo Mountains South side of Verdugo Mountains. West side of Brand Canyon just a short distance above the cemetery. Shady canyon site, next to stairs that go up to an old foundation. 307 Comment
  RSA221580  Acer macrophyllum Arthur C. Gibson, Linda Gibson 1971-3-27 1746 Los Angeles Evey Canyon, Angeles National Forest, NE of Claremont. Comment
Read comments
Mar 31 2014
  RSA596337  Acer macrophyllum Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3378 Los Angeles Big Rock Creek Canyon, along stream and immediately adjacent flats and slopes; ca 130m N to 250m NNW of Icy Springs. 1713 Comment
  SBBG54438  Acer macrophyllum J. Wolfinger 1972-4-18 19 Los Angeles San Dimas Cyn, 6.2 mi from Hwy 66 and San Dimas Rd 563 Comment
  UC870077  Acer macrophyllum K. Kneen 1933-4-29 Los Angeles Topanga Canyon Comment
  RSA0087105  Achillea millefolium Steven A. Junak 2001-5-4 SCa- 1496 Los Angeles Santa Catalina Island. E of Parson's Landing. 121 Comment
  RSA230662  Achillea millefolium R. F. Thorne, M. Z. Thorne 1969-7-9 38557 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines. 2073 Comment
  RSA651296  Achnatherum coronatum Lori Ackerman, Gerald Braden, Arthur Davenport 1988-5-4 24 Los Angeles North end of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  RSA730072  Achnatherum coronatum R. G. Swinney, D. W. Larson 1999-5-29 7220 Los Angeles San Gabriel Mtns.: San Dimas Canyon, at waterfall in main fork 600 m north of confluence with East Fork Comment
  SEINET4044604  Achnatherum coronatum D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. Pt. Mugu State Park. 30 Comment
  RSA668157  Achnatherum hymenoides Ian Swift 2001-10-7 341 Los Angeles Upper Soledad Canyon, Santa Clara River wash, 0.5 mile SE of Acton 832 Comment
  SEINET11679295  Achnatherum hymenoides H. H. Heller 1937-1 411 Los Angeles 16 mi E of Lancaster on Victorville Road Comment
  UCR191704  Achyrachaena mollis A. C. Sanders 2008-4-11 34862 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School 945 Comment
  RSA92262  Achyrachaena mollis F. W. Peirson 1918-4-28 2495 Los Angeles Turnbull Canyon near Whittier, Puente Hills. Comment
  SBBG31391  Acmispon americanus R. F. Thorne with P. C. Everett 1965-6-23 Los Angeles Haypress Reservoir 411 Comment
  SBBG118154  Acmispon argophyllus var. argenteus F. R. Fosberg 1931-3-18 4294 Los Angeles Hamilton Cyn 10 Comment
  UC1587725  Acmispon argophyllus var. argenteus Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-17 150 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage, 1600 ft SE of the 924' BM at the E end of the old airfield landing strip. Comment
  CATA1636  Acmispon dendroideus var. dendroideus Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-6-11 2919 Los Angeles Santa Catalina Island: Upper Avalon Canyon, near horse trail 109 Comment
  LA48001  Acmispon dendroideus var. dendroideus R. Herley; 1932-4-26 sn Los Angeles Santa Catalina Island, Avalon Canyon Comment
  SEINET5327558  Acmispon dendroideus var. dendroideus G. B. Grant, Walter Wheeler 1904-4-21 710 -a Los Angeles collected on Santa Catalina Island, Pacific Ocean, off Southern California Comment
  SD232248  Acmispon micranthus V. Soza, LeRoy Gross 2001-5-22 1244 Los Angeles Transerve Ranges, San Gabriel Mountains region: Morgan Fire 2000 area, between Morgan and Wildwood Canyons, just below Ferguson Motorway. 473 Comment
  SBBG68096  Acmispon strigosus R. Hoffmann 1931-5-3 Los Angeles lower Bouquet Cyn Comment
  JEPS26419  Acourtia microcephala Peter H. Raven 1960-5-15 15376 Los Angeles 5.1 mi nw, (Piuma Road) Rambla Pacifica; Santa Monica Mountains 213 Comment
  UCR269250  Acroptilon repens Sandra L. Leatherman, Jennifer Pareti, Brian Daniels 2013-4-18 2013- 1 Los Angeles Coastal Plains and Basins; Los Angeles Basin Region, a tributary upstream of Dominguez Channel, NE of the intersection of West Artesia Blvd. and South Vermont Ave. 4 Comment
  SD25787  Adenostoma fasciculatum A. J. Stover 1939-7-31 267 Los Angeles Eagle Rock Comment
  SD90407  Adenostoma sparsifolium Robert F. Thorne, Larry DeBuhr 1972-8-18 42233 Los Angeles San Gabriel Mts., Angeles National Forest: neartop of steep roadbank where Angeles Crest Hwy crosses head of canyon c. 2 miles W of Clear Creek Sta. at jct with Angeles Forest Hwy 914 Comment
  UCR142884  Adenostoma sparsifolium Katherine Kneen 1933-8-25 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., foot of Saddle Peak 732 Comment
  SEINET10931761  Adenostoma sparsifolium Walter H. Lewis Lewis 15648 Los Angeles Rancho Santa Ana Botanical Garden, Claremont. Comment
  POM308895  Adiantum aleuticum Kay H. Beach 1942-11-3 638 (631?) Los Angeles 3100 S. contour, first main canyon east of spot ''B'', side canyon, San Dimas Experimental Forest. 944 Comment
  CAS-BOT-BC65566  Adiantum capillus-veneris Le Roy Abrams 1901-7-1 1878 Los Angeles West Fork of San Gabriel River Comment
  LA94108  Adiantum capillus-veneris Lawrence L. Kiefer; 1966-3-26 1779 Los Angeles SANTA MONICA MOUNTAINS, Encinal Canyon, ca 0.5 mi from mouth. 60 Comment
  CAS-BOT-BC65573  Adiantum capillus-veneris L. L. K. 1963-6-9 541 Los Angeles Santa Monica Mtns., south slope, Lachusa Cyn. (near Ventura Co. line), ca. 2 miles from mouth 152 Comment
  SEINET5338300  Adiantum capillus-veneris G. B. Grant 1903-7-2 971 Los Angeles San Gabriel Can? Comment
  RSA0073130  Adiantum jordanii Miller Zou, Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 29 Los Angeles Santa Catalina Island. Deer Valley Trail. 62 Comment
  UC1930145  Adiantum jordanii Mark Elvin, Dylan Hannon, Gery Allan, Curtis Clark, Steve Burckhalter 1996-4-20 160 Los Angeles Channel Islands; San Clemente Island: Steep N. slopes. 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
  POM266382  Agoseris heterophylla var. heterophylla J. C. Roos 1937-3-17 2458 Los Angeles San Fernando Valley. Comment
  RSA733592  Agoseris retrorsa R. G. Swinney 1998-7-29 6544 Los Angeles San Gabriel Mtns.: c. 100 m downstream from upper Fish Fork Campground 1817 Comment
  UC29380  Agoseris retrorsa Dr. A. Davidson 1895-1-1 Los Angeles Antelope Valley Comment
  SEINET1908720 Image available Agrostis R. G. Swinney 1999-1 7625 Los Angeles San Gabriel Mtns: upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4 air mi. WSW of Dawson Peak 2146 Comment
  RSA250373  Agrostis exarata R. F. Thorne, J. Dourley 1967-10-3 37283 Los Angeles Mt. Baden-Powell: Lamel Spring 2378 Comment
  RSA550419  Agrostis exarata Timothy S. Ross 1992-7-10 6660 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon & Wickiup Canyon. 967 Comment
  UC1595325  Agrostis exarata Tim Ross and Orlando Mistretta 1992-7-24 6771 Los Angeles vicinity Strawberry Spring (76 degrees ene, 900 m distant from Strawberry Peak summit); San Gabriel Mts. 1460 Comment
  UCR205988  Agrostis stolonifera R. G. Swinney 2001-9-16 8168 Los Angeles San Gabriel Mountains, 100 m east of Little Jimmy Spring Canyon, south Fork, south of Hwy 2, 0.6 mi due east of Mt. Islip and c. 2 mi north of Crystal Lake 2207 Comment
  UC1117450  Agrostis viridis Peter H. Raven 1962-5-22 17844 Los Angeles Middle Ranch Santa Catalina Island 213 Comment
  UCD117163  Ailanthus altissima Will Reynolds; J. M. Gilbertson 1963-8-1 s.n. Los Angeles Near SE corner on Orange Grove Ave, E of Lewis Street, Pomona. Comment
  SEINET10719976  Allium Heidi H. Schmidt 1999-10-14 Schmidt 3825 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  UCR178225  Allium burlewii LeRoy Gross, Valerie Soza 2003-6-10 1017 Los Angeles Transverse Ranges; San Gabriel Mountains region, Mount Baldy Trail from Baldy Village to summit of Mount San Antonio. South of West Baldy 2896 Comment
  RSA128272  Allium haematochiton H. J. Thompson 1959-3-27 1882 Los Angeles Santa Monica Mountains: 0.5 mile east of peak, Saddle Peak. 701 Comment
Read comments
Jan 16 2017
  UC1339531  Allium lacunosum S. W. Hutchinson 1933-4-24 5546 Los Angeles on the Del Sur road near Palmdale; Mohave Desert, Antelope Valley 813 Comment
  RSA70471  Allium lacunosum var. davisiae F. W. Peirson 1932-4-17 9851 Los Angeles Below Lovejoy Dam, Lovejoy Buttes, southwestern Mojave Desert. 762 Comment
  UCR68850  Allium praecox Steve Boyd, T. S. Ross, Peter Fritsch 1990-4-6 4176 Los Angeles San Clemente Island, East side of the island, steep slope 0.2 mi south of US Navy site called 'Jack'. 152 Comment
  CAS-BOT-BC475403  Allium praecox Carl B. Wolf 1932-5-12 3583 Los Angeles Santa Catalina Island. 2 mi. from isthmus on road to little harbor 91 Comment
  RSA410092  Allophyllum glutinosum Anstruther Davidson 1891-9-10 s.n. Los Angeles Topanga Canyon Comment
  RSA641298  Allophyllum integrifolium Orlando Mistretta, R. T. Hawke 1995-6-29 1860 Los Angeles San Gabriel Mountains: Lightening Ridge Trail, Blue Ridge. Comment
  SD72735  Alnus F. R. Fosberg 1931-1-26 7174 Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  LA34178  Alnus rhombifolia Peter H. Raven; Henry J. Thompson 1958-10-11 13747 Los Angeles Santa Monica Mountains, Las Tunas Canyon, near Coast Highway Comment
  UC1563597  Alternanthera philoxeroides Don Pendleton 1990-8-17 Los Angeles in a cove on s side Puddingstone Reservoir (Bonelli Regional Park, San Dimas); Bonelli Regional Park, s side Puddingstone Reservoir 304 Comment
  CDA32775  Amaranthus albus M. O'Brien 2010-9-1 MOB 10 -05 Los Angeles South Coast; Intersection of Echo Park Ave. and Landa St., Los Angeles. 192 Comment
  SBBG112923  Amaranthus albus S. A. Junak with M. L. Hoefs, K. Kirkland 1998-10-22 SCa 825 Los Angeles Cherry Cove near buildings at Boy Scout Camp Comment
  CAS-BOT-BC42896  Ambrosia acanthicarpa Ernest C. Twisselmann 1970-9-8 17483 Los Angeles Antelope Valley: Avenue A, 0.2 mi. E of 30th Street West 731 Comment
  RSA589100  Ambrosia acanthicarpa Orlando Mistretta 1994-9-13 1457 Los Angeles San Gabriel Mountains; Santiago Canyon; Santiago Creek near jct. of Forest Road 4N20 and BM 3980. 1213 Comment
  UC62864  Ambrosia chamissonis H. M. Hall 1902-5-11 3275 Los Angeles Santa Monica Comment
  RSA416935  Ambrosia chamissonis Robert Gustafson 1980-8-29 1881 Los Angeles Ballona Wetlands, Area 3. Confined to a samll relict strip of coastal strand near the jct of Lincoln Blvd. and the Ballona Creek Channel of Area 3. Comment
  SBBG113686  Ambrosia chamissonis E. Collins, S. A. Junak 1991-4-26 Los Angeles rd to Dolphin Bay 48 Comment
  UC557669  Ambrosia chamissonis Nell Murbarger 1936-5-1 188 Los Angeles nw harbor San Clemente Island Comment
  CAS-BOT-BC44999  Ambrosia confertiflora Louis C. Wheeler 1933-11-24 2276 Los Angeles Arcadia 152 Comment
  RSA736009  Ambrosia confertiflora Scott D. White, Justin M. Wood 2008-6-4 12051 Los Angeles Puente Hills: SE of Rose Hills Memorial Park, adjacent to agricultural land. SCE corridor, site of proposed tower 25. 335 Comment
  RSA249805  Ambrosia dumosa R. F. Thorne, Gary D. Wallace 1973-4-25 43390 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  UCR126346  Ambrosia psilostachya A. C. Sanders 2003-8-6 27119 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters 335 Comment
  RSA764071  Amelanchier utahensis R. G. Swinney 2008-8-13 9383 Los Angeles east fork of Icy Springs drainage, tributary of Big Rock Creek, 0.3 mi. SE of Big Rock Creek Rd. 1805 Comment
  UC1127758  Amelanchier utahensis W. T. Murphy Apr 1928 Los Angeles n of Mount Emma; Tujunga Quad. 1219 Comment
  RSA415281  Amorpha californica Anstruther Davidson 1890-06 s.n. Los Angeles Glendale. Comment
  POM3975  Amsinckia eastwoodiae Anonymous 1891-3-20 3975 Los Angeles Alhambra Comment
  LA33459  Amsinckia intermedia Henry J. Thompson; 1959-4-19 1946 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA593687  Amsinckia tessellata Steve Boyd 1996-4-25 8710 Los Angeles Liebre Mountains, southwestern flank of Liebre Mountain, along Forest Service Road 7N22 ca 1.1 mile E of jtn with 7N23. 1220 Comment
  SBBG128848  Amsinckia tessellata A. C. Sanders 2006-4-11 32047 Los Angeles Antelope Valley, 0.2 mi W of 20th St E on Ave "G:, NE side of Lancaster, S of Rosamond Lake 710 Comment
  SBBG63564  Amsinckia tessellata R. Hoffmann 1925-5-15 Los Angeles Antelope Valley Comment
  UCR276818  Amsinckia tessellata R. G. Swinney 2010-5-21 12883 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
  UC1922237  Anagallis arvensis Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 886 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
  POM12334  Anagallis arvensis F. L. Robinson 1921-3-16 14 Los Angeles Claremont. Comment
  SD41475  Anagallis arvensis Edith A. Purer 1932-4-23 2767 Los Angeles El Segundo, established dunes Comment
  SEINET6068249  Anagallis arvensis Unknown 1996-4-25 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
Read comments
Oct 27 2015
  UCD117441  Anagallis arvensis Beth Greenhalgh 1993-3-19 12 Los Angeles Santa Monica Mountians, Malibu, near driveway at 29716 Baden Place. 15 Comment
  RSA617411  Ancistrocarphus filagineus Scott D. White 1998-5-19 6523 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  UCR142741  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1972-4-9 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains: Arroyo Seco, Angeles Crest Highway c. 0.25 mile ESE Colby Canyon 1098 Comment
  UCR185585  Androsace elongata subsp. acuta A. C. Sanders 2007-4-25 33555 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  UCR281654  Anisocoma acaulis R. G. Swinney 2014-5-7 16337 Los Angeles San Gabriel Mountains, east of Valyermo, east end of Holcomb Ridge, 0.35-0.45 miles north of Panorama Rd., 2.5 road miles east of Bob's Gap Road, in north-south arroyo cutting through Holcomb Ridge 1366 Comment
  RSA416829  Anthemis cotula M. B. Dunkle 1928-5-28 s.n. Los Angeles Avalon Canyon Comment
  UCR189414  Anthriscus caucalis R. G. Swinney 1998-5-30 6166 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  UC672556  Antirrhinum coulterianum H. L. Mason 1927-6-11 3746 Los Angeles Mount Wilson; San Gabriel Mountains Comment
  UCR146475  Antirrhinum coulterianum Orlando Mistretta 1992-6-12 557 Los Angeles Transverse Ranges; San Gabriel Mountains region, Cow Canyon, Road 2N29 EA- from Saddle to 2nd main drainage Comment
  POM354839  Antirrhinum coulterianum N. C. Cooper 1949-6-29 4359 Los Angeles San Gabriel Canyon. 457 Comment
  RSA128266  Antirrhinum kelloggii H. J. Thompson 1959-4-12 1918 Los Angeles 2 miles west of Las Virgenes Road, Mulholland Hwy. Santa Monica Mountains. 305 Comment
Read comments
Aug 26 2009
  RSA712213  Antirrhinum multiflorum Andrea Warniment, J. Pareti 2005-6-13 ADW- 7 Los Angeles Victoria Debris Basin. 415 Comment
  RSA698989  Antirrhinum speciosum J. Vlahos 1935-6-27 s.n. Los Angeles Santa Catalina [Island] Comment
  SBBG32042  Aphanes occidentalis R. N. Philbrick with R. F. Thorne 1967-5-19 67 258 a Los Angeles between Sweetwater and Middle Ranch Cyns Comment
  RSA232825  Aphanisma blitoides R. F. Thorne 1966-4-16 36044 Los Angeles San Clemente Island: c. 1/2 mile SSE of Eel Point, SW side of island 2 Comment
  RSA403091  Apocynum cannabinum Anstruther Davidson 1893-8-10 s.n. Los Angeles Los Angeles. Comment
  UCR197086  Aptenia cordifolia LeRoy Gross, R. E. Riefner Jr. 2007-6-25 2826 Los Angeles Transverse Ranges; Verdugo Mountains, southeast side of the San Rafael Hills, behind a power substation near a small pond, at end of Wierfield Drive 313 Comment
  POM366918  Aquilegia formosa Thekla Mohr 1915-1 3014 Los Angeles North Fork, San Gabriel River. Comment
  RSA729424  Aquilegia formosa R. G. Swinney 1998-7-14 6429 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. Spring and meadow surrounded by montane coniferous forest; area burned in summer 1997. 2195 Comment
  UCR271856  Aquilegia formosa R. G. Swinney 2011-6-23 15311 Los Angeles San Gabriel Mountains, Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  UCD170970  Arabis R. G. Swinney 2009-5-27 10870 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream. Comment
  UCR223443  Arabis glabra var. glabra R. G. Swinney 2009-6-3 11059 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  POM48102  Aralia californica I. M. Johnston 1924-8-13 s.n. Los Angeles tributary of San Antonio Canyon, west of Spring Hill 1219 Comment
  POM367173  Arbutus menziesii Anstruther Davidson 1893-07 s.n. Los Angeles Mount Wilson Trail. Comment
  UCR150886  Arbutus menziesii Valerie Soza, LeRoy Gross 1999-7-15 630 Los Angeles Transverse Ranges; San Gabriel Mtns, Helispot off Mt Wilson Trail, 2.7 mi from trailhead in Sierra Madre 823 Comment
  CAS-BOT-BC23865  Arctostaphylos catalinae C. B. Wolf 1932-5-13 3626 Los Angeles Catalina Island, Three and one-half miles (by road) from Avalon on way to Isthmus. 365 Comment
  CAS-BOT-BC23867  Arctostaphylos catalinae E. R. Blakley 1963-4-10 5582 Los Angeles Santa Catalina Island, NE side of Black Jack Mt., junction of Whites Landing and Airport raod. 365 Comment
  RSA0094087  Arctostaphylos glandulosa Richard G. Swinney 2011-10-13 15796 Los Angeles San Gabriel Mountains: Chilao Flat, FS road crossing of Chilao stream, east of Chilao Visitors Center and west of Hwy 2. 1622 Comment
  RSA626671  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15780 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Road, San Gabriel Mountains. 1000 Comment
  UC1871045  Arctostaphylos glandulosa subsp. glaucomollis T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3921 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. Elevations between 4880-5680 feet. Comment
  CAS-BOT-BC23062  Arctostaphylos glandulosa subsp. mollis Mrs. Joseph Clemens 1922-5-30 s.n. Los Angeles Mt. Love Comment
  CAS-BOT-BC24694  Arctostaphylos glandulosa subsp. mollis LeRoy Abrams 1901-4-15 1120 Los Angeles Wilson's Peak. 1219 Comment
  RSA631453  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16039 Los Angeles Ridge Route, 12 km south of Liebre Gulch turnoff. 950 Comment
  RSA631520  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15655 Los Angeles Angeles Forest Highway, 1 km north of Big Tujunga Canyon turnoff. 1050 Comment
  RSA631531  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15996 Los Angeles Hughes Lake Road, south of Cottonwood Campground. 800 Comment
  RSA631638  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15634 Los Angeles Aliso Canyon Road, 4 km northwest of Angeles Forest Highway. 1050 Comment
  UC1950244  Arctostaphylos glauca Barbara Ertter with Teresa Sholars and David Thompson 1987-5-24 6977 Los Angeles head of Dorr Canyon on Hwy 2 E of Dawson Saddle, San Gabriel Mts ca 9 airmiles W of Wrightwood Comment
  CAS-BOT-BC46733  Arctostaphylos parryana Carl B. Wolf 1933-11-9 5545 Los Angeles Swartout Valley, between Wrightwood and Big San Gabriel Pines Park, 0.5 mi. W. San Bernadino Co. Line. 1950 Comment
  RSA634001  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi 1992-8-20 20244 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA635191  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20385 Los Angeles Road to Pacifico Mtn., 3.7 km east of Mill Creek Summit, San Gabriel Mtns. 1710 Comment
  RSA635252  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20643 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  UCR182742  Arenaria macradenia R. G. Swinney 1997-7-16 5657 Los Angeles San Gabriel Mtns., Buford Canyon, 0.5 mi. west of San Bernardino Co. line, south of Hwy 2 and Swarthout Valley, c. 2 air miles west of Wrightwood 2195 Comment
  RSA434295  Argemone corymbosa John E. Marble 1894-5-24 s.n. Los Angeles Lang's Station. Comment
  OBI78705  Argemone munita Jill M. Bushakra, John Bushakra 2001-6-2 117 Los Angeles Pine Canyon, Pine Canyon and Schaffer Roads. 762 Comment
Read comments
Mar 23 2015
  CAS-BOT-BC401799  Argemone munita subsp. rotundata Gerald B. Ownbey; Findley Ownbey 1954-5-28 2118 Los Angeles Soledad Canyon, 7.0 miles w. of Ravenna, e.g., at junction of Hwy. with Agua Dulce creek road Comment
  RSA202459  Aristida adscensionis var. modesta R. L. Armacost 1963-5-7 1640 Los Angeles Santa Monica. Comment
  UCR177768  Aristida purpurea var. parishii LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 400 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 366 Comment
  PASA831  Artemisia californica Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  RSA417234  Artemisia californica George R. Johnston 1934-5-20 18972 Los Angeles Descanso Canon, Santa Catalina Island. Comment
  UC1119575  Artemisia californica J. Horton 1936-2-27 252 Los Angeles near San Dimas Canyon Dam; Pomona Quadrangle, San Dimas Watershed Comment
  RSA0085304  Artemisia douglasiana R. G. Swinney 2010-8-26 13600 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  RSA754142  Artemisia douglasiana Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1834 Los Angeles San Gabriel River Rincon Ranger Station 445 Comment
  UC892586  Artemisia douglasiana Ira W. Clokey, B. Templeton 1929-6-1 4594 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 200 Comment
  UC1595414  Artemisia douglasiana Tim Ross and Annette H. Ross 1991-7-29 5716 Los Angeles near n base Elephant Hill (on mesic n slope. W of Pomona); Puente Hills 228 Comment
  UCR246490  Artemisia dracunculus Dan S. Cooper 2011-6-6 611- 82 Los Angeles Western San Gabriel Mountains, Portal Ridge, east of Three Points, off Pine Canyon Rd. 1332 Comment
  UCR157729  Artemisia ludoviciana David Charlton 1989-10-7 4123 Los Angeles Western Transverse Range, Cottonwood Campground in Elizabeth Lake Canyon, along Lake Hughes Rd., Angeles National Forest 808 Comment
  UCR210013  Artemisia ludoviciana R. G. Swinney 2008-10-7 9468 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  CAS-BOT-BC93652  Artemisia ludoviciana subsp. incompta C. B. Wolf 1931-10-23 2492 Los Angeles Swartout Valley, 1 mile east of Wrightwood Lodge, San Gabriel Mts. 1828 Comment
  POM19004  Artemisia ludoviciana subsp. incompta Philip A. Munz 1923-9-1 7713 Los Angeles Swartout Valley, San Gabriel Mts. Narrow north-facing canyon at old sawmill. 2042 Comment
  UC1190081  Artemisia tridentata H. J. Thompson 1951-1-1 1424 Los Angeles 1 mi e Newhall Ranch (along Highway #126, near where Castaic River joins the Santa Clara River); Castaic River 289 Comment
  SBBG62485  Artemisia tridentata subsp. parishii R. Hoffmann 1931-10-1 Los Angeles Mint Cyn, below Bob's Place Comment
  SEINET3360495 Image available Artemisia tridentata subsp. tridentata A. A. Beetle 1958-9-5 13081 Los Angeles Newhall. Comment
  LA47641  Asclepias californica Peter H. Raven; 1960-4-2 14861 Los Angeles Santa Monica Mountains, Lake Enchanto, 0.2 mi east of Lake Enchanto 228 Comment
  SBBG58661  Asclepias californica L. G. Yates -Jun-1893 Los Angeles Newhall Comment
  POM18074  Asclepias californica P. A. Munz 1923-5-26 6852 Los Angeles San Gabriel Mts., Hunt Canyon 3 mi E of Vincent 2012 Comment
  RSA602751  Asclepias eriocarpa L. C. Wheeler 1967-8-1 10219 Los Angeles San Gabriel Mountains: 1/2 mile N of Roundtop. 1889 Comment
  SEINET10580452  Asclepias eriocarpa Victor Duran 1933-7-25 Duran 3532 Los Angeles Buckhorn, San Gabriel Mountains 1981 Comment
  SD41985  Asclepias erosa Darley F. Howe 1947-5-4 Los Angeles Vic. Littlerock. Comment
  LA81925  Asclepias fascicularis O. H. Kappler; 1940-6-9 48 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UC534844  Asclepias fascicularis Victor Duran 1933-8-11 3547 Los Angeles South Fork Big Rock Creek San Gabriel Mts. 1524 Comment
  UCR180336  Asclepias fascicularis Scott D. White, Andrea Warniment 2006-7-7 11620 Los Angeles SE Tehachapi Mtns, Gorman area, Gorman Creek NE of the I-5 Freeway 1098 Comment
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Mar 8 2008
  UCR86834  Asclepias fascicularis Scott D. White 1995-4-27 2961 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  RSA249807  Asclepias vestita R. F. Thorne, Gary D. Wallace 1973-4-25 43396 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  RSA401114  Asclepias vestita Anstruther Davidson 1893-7-4 1940 Los Angeles Rock Creek. Comment
  CATA1353  Asparagus asparagoides Mark L. Hoefs, Robert F. Thorne 1995-7-26 2464 Los Angeles Santa Catalina Island: Middle Canyon, along road, by bridge, across from Squaw Valley residence 176 Comment
  LA3676  Aspidotis californica B. R. Lowe; 1954-4-27 sn Los Angeles SANTA MONICA MOUNTAINS, Rustic Canyon, Camp Josepho. Comment
  UCR1311  Aspidotis californica F. C. Boutin 1960-5-4 s.n. Los Angeles San Gabriel Mtns., East side of the lake in San Dimas Canyon 457 Comment
  CAS-BOT-BC65786  Aspidotis californica 1903-4-1 s.n. Los Angeles Santa Anita Caves, Southern Calif. Comment
  RSA85549  Aspidotis californica F. W. Peirson 1920-4-26 4296 Los Angeles Santa Anita Wash, S base of San Gabriel Mts. 213 Comment
  RSA641510  Aster greatae L. C. Wheeler 1967-9-2 10588 Los Angeles San Gabriel Mts., Angeles National Forest: S slope Mt. Waterman 1890 Comment
  RSA5896  Aster subulatus var. ligulatus C. B. Wolf 1932-9-16 4118 Los Angeles Bryant Ranch: west side of San Gabriel River Flood Control, S of 7th Street (Long Beach) 3 Comment
  RSA0002842  Astragalus brauntonii H. E. Hasse 1897-6-25 s.n. Los Angeles Dry ridge, Santa Monica Range. Comment
  SD48968  Astragalus didymocarpus Lois E. James 1946-4-20 1747 Los Angeles Soledad Canyon, along railroad tracks at Acton Comment
  RSA415474  Astragalus didymocarpus var. dispermus Anstruther Davidson 1926-05 s.n. Los Angeles Llano, Mojave Desert. Comment
  UC13354  Astragalus didymocarpus var. dispermus J. Burtt Davy May 9 1896-May 24 1896 2629 Los Angeles Leonis Valley , Antelope Valley (Antelope Valley, in Cienega) Comment
  UC13358  Astragalus didymocarpus var. dispermus Dr. A. Davidson 1895-1 Los Angeles Lancaster Comment
  CAS-BOT-BC182835  Astragalus douglasii Le Roy Abrams 1901-4-5 1338 Los Angeles Chatsworth Park Comment
  UCR235683  Astragalus douglasii Mark Hoddle 2007-4-26 CA-MSH- 610 Los Angeles Western Mojave Desert, Antelope Valley, California Poppy Preserve, 150th St. West, north of Lancaster Rd. 856 Comment
  SBBG112787  Astragalus gambelianus S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-4 SCa 530 Los Angeles Little Ripper's Cyn, just inland from beach 51 Comment
  SBBG68296  Astragalus gambelianus R. Hoffmann 1931-5-3 Los Angeles Bouquet Cyn Comment
  UC1587642  Astragalus gambelianus Tim Ross 1991-4-21 4556 Los Angeles ridgetop between Turnbull and Sycamore Canyons (Whittier Hills, Puente Hills pro parte); Whittier Hills (Puente Hills, pro parte) 320 Comment
  UCR96150  Astragalus gambelianus B. G. Pitzer 1996-4-21 2718 Los Angeles Western Mojave Desert, Antelope Valley. north side of State Hwy 138 (= Ave. 'D'), c. 2 mi. west of Country Store, at town of Neenach (c. 30 mi. west of Hwy I-14). 915 Comment
  SBBG98613  Astragalus gambelianus T. Ross 1991-4-21 4556 Los Angeles ridgetop between Turnbull and Sycamore Cyns; Whittier Hills 320 Comment
  POM50163  Astragalus lentiginosus var. antonius H. M. Hall 1900-6-3 1485 Los Angeles Swarthout Canyon; San Antonio Mountains Comment
  RSA114362  Astragalus lentiginosus var. variabilis Percy C. Everett 1956-5-9 21564 Los Angeles Mojave Desert, 6 miles S of Lancaster along Highway 6. 762 Comment
  RSA151266  Astragalus miguelensis P. H. Raven 1962-4-11 17298 Los Angeles Behind Northwest Harbor; San Clemente Island 6 Comment
  RSA151272  Astragalus miguelensis P. H. Raven 1962-5-8 17620 Los Angeles West side of island, 2.4 miles due south of Wilson Cove, San Clemente Island 137 Comment
  SD86328  Astragalus miguelensis R. Mitchel Beauchamp, M. Douglas 1972-3-24 3206 Los Angeles San Clemente Island, in sand dunes north of airstrip at Isthmus 24 Comment
  UCR142895  Astragalus miguelensis M. B. Dunkle 1939-4-5 7267 Los Angeles Channel Islands, San Clemente Island, China Point 30 Comment
  RSA587502  Astragalus pachypus var. pachypus Orlando Mistretta 1995-3-28 1582 Los Angeles San Gabriel Mts.; Drainage W of Little Rock Creek Reservoir just S of dam. 1128 Comment
  RSA730066  Astragalus pachypus var. pachypus R. G. Swinney 1999-5-8 7136 Los Angeles San Gabriel Mtns.: Pinon Hills, Boneyard Canyon near spring not shown on topo, very near LA Co. line. 1463 Comment
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Apr 25 2010
  RSA21782  Astragalus purshii var. purshii C. B. Wolf 1937-5-20 8743 Los Angeles Tehachapi Mts., 1 mi. so. of Tejon Pass on Hungry Valley Road. 1280 Comment
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Jan 9 2019
  RSA0006851  Astragalus pycnostachyus var. lanosissimus S. B. Parish 1882-10 1117 Los Angeles Ballona Rancho near Santa Monica Comment
  RSA226106  Astragalus trichopodus var. phoxus R. F. Thorne 1971-6-17 39913 a Los Angeles 1 mile up Placerita Canyon from junction with Antelope Valley Freeway, W end of San Gabriel Mountains 488 Comment
  UC204571  Astragalus trichopodus var. phoxus R. L. Pendleton 1909-7-2 1369 Los Angeles road e Avalon (Santa Catalina Island); , e of Avalon 9 Comment
  UCR252766  Astragalus trichopodus var. phoxus R. G. Swinney 2010-3-10 11809 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes 329 Comment
  SD69682  Astragalus trichopodus var. trichopodus Robert F. Thorne, P. Everett 1965-6-22 34871 Los Angeles Santa Catalina Island on road to Pebble Beach ca. .5 miles from Avalon 7 Comment
  CDA34303  Atriplex californica M. O'Brien 2011-6-15 15 -Nov Los Angeles Santa Monica Mountains; El Matador State Beach. 30 Comment
  UC1136283  Atriplex canescens H. S. Yates 1936-8-28 6360 Los Angeles 1/2 mi w Valyermo Ranger Station; Rock Creek Quad., w of Valyermo Ranger Station Comment
  UCR259087  Atriplex canescens subsp. canescens R. G. Swinney 2010-10-15 14065 Los Angeles San Gabriel Mountains, from Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake 329 Comment
  RSA452426  Atriplex confertifolia George R. Johnstone 1929-9-8 s.n. Los Angeles Lancaster, Mojave Desert. Comment
  RSA593583  Atriplex lentiformis Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8908 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  SD40188  Atriplex nummularia Edith A. Purer 1935-5-11 6586 Los Angeles Coastal bluffs at Playa del Rey. Comment
  UCR103758  Atriplex parryi David Charlton 1989-5-25 3196 C Los Angeles W Mojave Desert, NW edge of Lancaster, between Ave. G and H on 30th St. West 701 Comment
  CAS-BOT-BC176526  Atriplex polycarpa Le Roy Abrams; E. A. McGregor 1908-6-30 511 Los Angeles Lancaster, Antelope Valley Comment
  CATA3534  Atriplex prostrata Peter J. Dixon 2017-9-13 101 Los Angeles Santa Catalina Island: Pacific side; Shark Harbor, margins of drainage and dune, sandy or rocky soils, very near coast 0 Comment
  RSA598349  Atriplex prostrata L. C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island. Catalina Harbor (Isthmus). 3 Comment
  SBBG13487  Atriplex semibaccata P. H. Raven 1962-7-12 18020 Los Angeles near point at E end of Northwest Harbor 30 Comment
  SD69571  Atriplex semibaccata Robert F. Thorne 1966-9-14 36623 Los Angeles Santa Catalina Island; Middle Ranch, Middle Ranch Canyon. 214 Comment
  UC54950  Atriplex semibaccata H. P. Chandler 1902-9-9 2020 Los Angeles roadside near Ballona Lagoon; near Ballona Lagoon Comment
  RSA478426  Atriplex serenana Anonymous 1925-9-19 s.n. Los Angeles Catalina [Island]. Comment
  CAS-BOT-BC176785  Atriplex spinifera Ralph Hoffmann 1932-4-27 s.n. Los Angeles 6 miles w. of Lancaster Comment
  RSA0034974  Avena fatua P. R. Brown 1970-4-9 10 Los Angeles Canon de Lana [county not specified], [Woodland Hills Nature Center?] Comment
  SEINET3154489  Azolla caroliniana M. E. Jones 1882-3-7 3043 Los Angeles Pasadena Comment
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May 1 2015
  UC211178  Azolla filiculoides I. Johnston 1917-5-13 1030 Los Angeles El Monte Comment
  CAS-BOT-BC98730  Baccharis douglasii Louis C. Wheeler 1933-10-7 2165 Los Angeles Liveoak Canyon, San Gabriel Mts. 701 Comment
  RSA648712  Baccharis glutinosa Dolores Perez 1981-5-19 44 Los Angeles Frank G. Bonelli Regional County Park Comment
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Dec 11 2011
  SD107861  Baccharis glutinosa Robert F. Thorne, D. Propst & M. Hoefs 1974-9-12 45102 Los Angeles Santa Catalina Island: near bridge over stream in lower end of Cottonwood Canyon 29 Comment
  OBI52807  Baccharis malibuensis J. Henrickson 1991-9-27 22451 Los Angeles Santa Monica Mtns, ca. 6 air miles NW of Malibu, 1.2 mi NW of W end of Malibu Lake on north slopes of flat-topped hill 229 Comment
  CAS-BOT-BC98169  Baccharis salicifolia Le Roy Abrams; E. A. McGregor 1908-7-2 557 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1188 Comment
  RSA660474  Baccharis salicifolia Ian Thompson 1997-2-14 11 Los Angeles Cal Poly Pomona Ecological Reserve, steep slope, west of and below C-line. Comment
  UCR126673  Baccharis salicifolia A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26219 Los Angeles Western San Gabriel Mtns., Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch 351 Comment
  UCR95464  Balsamorhiza deltoidea Steve Boyd, O. Mistretta, J. Dolan 1996-4-18 8590 Los Angeles San Gabriel Mtns., Liebre Mtns, NW base of range at the extreme SE end of Peace Valley along Angeles National Forest Road 8N01, 6.7 road mi. from jct w/8N05, & c. 1 rd mi. from West Branch California Aquaduct 1098 Comment
  UC205764  Berberis pinnata D. L. Crawford 1915-8-14 Los Angeles mts near Claremont Comment
  SBBG112958  Beta macrocarpa S. A. Junak with M. L. Hoefs 1998-6-12 SCa 731 Los Angeles ca. 2 mi from Two Harbors, Banning House Rd 228 Comment
  RSA133384  Beta vulgaris P. H. Raven, H. J. Thompson 1959-9-6 14387 Los Angeles At mouth of Malibu Creek, 12 Comment
  RSA3566  Beta vulgaris C. B. Wolf 1932-5-12 3579 Los Angeles Santa Catalina Island. Border of Catalina Harbor. 3 Comment
  SBBG128556  Beta vulgaris M. L. Hoefs, D. R. Hoefs, J. Hernandez 1995-6-15 2263 Los Angeles Cottonwood Cyn 33 Comment
  UC75844  Bidens pilosa unknown 1903-6-1 Los Angeles Los Angeles Comment
  UCR192923  Bloomeria crocea Dan S. Cooper 2008-5-4 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Western Canyon Road beyond end of Green Oak Dr., Los Angeles 260 Comment
  RSA578513  Bloomeria crocea var. montana Timothy S. Ross, Steve Boyd 1994-6-23 8061 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch. 1463 Comment
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Jul 2 2012
  RSA0025160  Boechera repanda Jane Tirrell 2012-6-19 LS 0072 Los Angeles Lily Spring; downslope from Pacific Crest Trail, approximately 0.5 mile northwest of Mt. Hawkins. 2480 Comment
  RSA0129615  Boechera xylopoda R. G. Swinney 1997-6-13 5588 Los Angeles San Gabriel Mtns: ridge NE of Table Mountain (pk. 7473 ), ca. 0.4 mi. W of San Bernardino Co. line. 2195 Comment
  RSA591471  Boschniakia strobilacea Louis C. Wheeler 1966-10-6 8961 Los Angeles San Gabriel Mountains, South slope of Mt. Williamson. 2500 Comment
  POM1035  Bothriochloa barbinodis M. Durant 1918-4-11 s.n. Los Angeles Lone Hill near Glenndora. 366 Comment
  SBBG31254  Bowlesia incana R. F. Thorne 1966-4-7 35961 Los Angeles bottom of cyn, Cherry Valley 60 Comment
  RSA527650  Bowlesia incana Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4371 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA583775  Bowlesia incana R. G. Swinney 1993-3-23 2100 Los Angeles south hills, Toyon Nature Center 305 Comment
  POM142583  Boykinia rotundifolia C. F. Baker 1904-05 4707 Los Angeles Hills near Claremont Comment
  UCR194603  Boykinia rotundifolia R. G. Swinney, Dave Larson 1999-6-25 7401 Los Angeles San Gabriel Mtns., Fern Canyon at falls, c. 1.7 mi. east of confluence with upper East Fork San Dimas Canyon 1171 Comment
  LA92007  Brachypodium distachyon Peter H. Raven; 1962-5-22 17825 Los Angeles Santa Cruz Island, above Emerald Bay 121 Comment
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Jun 5 2014
  RSA190927  Brachypodium distachyon R. F. Thorne 1967-5-19 36891 Los Angeles Santa Catalina Island: between Little and Shark Harbors 6 Comment
  UCR265537  Brachypodium distachyon Dan S. Cooper 2015-3-22 315- 28 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Los Angeles, north end of Commonwealth Ave. along dirt service road at northern edge of Commonwealth Nursery 250 Comment
  UCR210019  Brassica geniculata R. G. Swinney 2008-12-2 9908 Los Angeles San Gabriel Mtns., mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 177 Comment
  SBBG128295  Brassica nigra A. Cheung, D. Kasang, S. Lawrence-Gomez, M. Zou, S. Raray 2011-7-1 17 Los Angeles Deer Valley Trail 42 Comment
  RSA43551  Brassica oleracea H. M. Pollard 1947-3-23 s.n. Los Angeles South Pacific Railroad, near mouth of Ventura River. Comment
  UCD114847  Brassica rapa Gary Wallace; G. Cromwell 1966-2-19 1 Los Angeles In Glendora just south of intersection of Grand Ave. and Foothill Blvd. Comment
  IRVC28843  Brassica tournefortii Mark A. Elvin, Cathleen Weigand 2003-4-8 2467 Los Angeles Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks Santa Clarita Valley 351 Comment
  RSA609011  Brickellia californica L. C. Wheeler 1930-11 s.n. Los Angeles Clark's Grove, [Vicinity of Claremont]. Comment
  UCR119834  Brickellia californica Jeremiah George 2001-7-20 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Forrestal Quarry, open space north of Forrestal Dr. near the boundary with Rolling Hills 244 Comment
  UCR95761  Brickellia californica Lauren Raz, Steve Boyd 1996-10-23 026 Los Angeles Liebre Mtns, Entrance to Ruby Canyon on FS Rd 6N24, 1/10 mi from junction with Lake Hughes Road 610 Comment
  SD181712  Brickellia microphylla Louis C. Wheeler 1953-9-12 7051 Los Angeles San Gabriel Mountains: South for Big Rock Creek, near mouth. Comment
  CATA316  Brodiaea jolonensis Mark L. Hoefs, A. Douglas Propst 1973-6-5 343 Los Angeles Santa Catalina Island: Middle Ranch Canyon 182 Comment
  RSA788187  Brodiaea pulchella Doris Bowers 1957-3-10 56 .2 Los Angeles Rocky Point, La Verne 335 Comment
  CAS-BOT-BC144330  Bromus Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3379 Los Angeles San Gabriel Mountains. Big Rock Creek Canyon. Ca. 130 m north to 250 m north northwest of Icy Springs. 1732 Comment
  POM294723  Bromus Lyman Benson 1946-5-13 12086 Los Angeles Midway between Pomona and Brea. Pacific Slope Drainage Area, Puente Hills. Alt. 900 feet. 274 Comment
  UCR192837  Bromus R. G. Swinney 1998-7-6 6283 Los Angeles San Gabriel Mtns., Mescal Canyon, 0.8 mile north of junction of Hwy 2 and Mescal Canyon Rd. 1732 Comment
  SBBG105556  Bromus carinatus T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5070 Los Angeles lower Wilson Cyn; rocky draw SW of and above pier operations 15 Comment
  SBBG128787  Bromus carinatus M. L. Hoefs 1995-6-21 2297 Los Angeles Upper Bullrush Cyn 286 Comment
  UCR126679  Bromus carinatus A. C. Sanders, Mark A. Elvin 2003-4-16 26044 Los Angeles Santa Clara River watershed, Newhall Ranch, near confluence of Castaic Creek and Hasley Canyon 335 Comment
  UCR270044  Bromus carinatus R. G. Swinney 2010-9-9 13782 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  UCSB374  Bromus carinatus B., K. 1943-7-30 Los Angeles Monroe Canyon; San Dimas Experimental Forest; San Gabriel Mtns Comment
  RSA549180  Bromus carinatus var. carinatus Timothy S. Ross 1992-7-16 6689 Los Angeles Near summit of Mt. Gleason, just E of the military reservation. 1901 Comment
  RSA589137  Bromus carinatus var. carinatus Orlando Mistretta 1994-6-6 1314 Los Angeles San Gabriel Mountains: Little Rock Creek, Slopes on E side of canyon S of junction of Forest Service roads 4N15 and 5N04.3 1220 Comment
  UCR147778  Bromus carinatus var. carinatus Valerie Soza, L. Lubinsky 2000-6-23 1026 Los Angeles San Gabriel Mountains, South Fork Little Rock Creek, SW Pinyon Flats, NE Alder Saddle 1646 Comment
  RSA527801  Bromus catharticus Timothy S. Ross, Annette Ross 1991-6-3 5546 Los Angeles Elephant Hill : west Pomona. 274 Comment
  CATA62  Bromus diandrus USC Wrigley Interns: Sabrina Lawrence-Gomez, Daniel Kasang, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-8 38 Los Angeles Santa Catalina Island: Deer Valley Trail 92 Comment
  LA33364  Bromus diandrus Peter H. Raven; Henry J. Thompson 1959-5-5 14110 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 274 Comment
  POM363869  Bromus hordeaceus Caroline Shryock, Glenn Shryock 1924-5-15 s.n. Los Angeles Los Angeles. Comment
  UC50582  Bromus hordeaceus Dr. A. Davidson Los Angeles Los Angeles Comment
  SDSU959  Bromus madritensis subsp. rubens R. M. Beauchamp 1967-3-17 236 Los Angeles On Slope east of Wilson Cove. San Clemente Island, Calif. Comment
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May 16 2008
  UC285016  Bromus marginatus P. A. Munz 1923-4-10 6733 Los Angeles San Clemente Island Comment
  SEINET3221611 Image available Bromus rubens J. Harry Lehr 1971-4-12 325 Los Angeles North side Rt. 138, 7.1 mi east of Pear Blossom. San Gabriel Mountains. 1219 Comment
  UCD59558  Bromus rubens Kenneth A. Wilson 1963-5-12 1296 Los Angeles Santa Susana Mts. Orcutt Ranch in the vicinity of Mission Peak. Comment
  UCR258968  Bromus rubens R. G. Swinney 2010-2-27 11744 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
  VVC1676  Bromus tectorum P. J. MacKay, T. Thomas 2005-4-16 2186 Los Angeles Antelope Valley, Poppy Preserve State Park, north west of visitor center. 861 Comment
  RSA0019947  Bromus tectorum R. F. Thorne 1971-5-18 41368 Los Angeles Santa Catalina Island: White's Landing. 30 Comment
  RSA0019960  Bromus tectorum Yvonne Rasmussen, Deborah Rasmussen 1984-5-5 14 Los Angeles 3.8 miles from Pasadena city limits sign, on Angeles Crest Highway. Comment
  UC53322  Bromus trinii J. Burtt Davy 1896-5-20 2639 Los Angeles Leonis Valley Comment
  UCR50854  Cakile maritima A. C. Sanders 1988-5-18 7816 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  RSA656476  Calandrinia ciliata Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 729 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SW of Dorothy and Estepa Drive junction, Haines Canyon Park. 579 Comment
  RSA709674  Calandrinia ciliata LeRoy Gross 2005-4-28 2163 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  CATA623  Calandrinia menziesii Mark L. Hoefs 1991-4-8 1076 Los Angeles Santa Catalina Island: Side canyon (Rattlesnake Canyon) of upper Avalon Canyon 146 Comment
  POM119451  Calocedrus decurrens George B. Grant 691 Los Angeles from Santa Monica Range Comment
  RSA377244  Calochortus albus Louis E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  RSA131242  Calochortus catalinae Percy C. Everett, E. K. Balls 1959-6-2 23828 Los Angeles NE of entrance to Stokes Canyon, Santa Monica Mountains. 229 Comment
  RSA583045  Calochortus catalinae Timothy S. Ross 1993-4-22 6889 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft.); southerly coastal slope of 1320 m SE of Cactus Peak summit. 351 Comment
  UC119891  Calochortus catalinae Ernest Braunton 1902-5-5 268 Los Angeles Glendora Comment
  UC56965  Calochortus catalinae H. M. Hall 1902-5-11 3263 Los Angeles Sierra Santa Monica Comment
  RSA774883  Calochortus clavatus var. gracilis Cliff McLean, Gabi McLane 2005-6-16 s.n. Los Angeles On bank, on south side of Glendora Ridge Road. Mile mark 8.74. GPS calibrated by satalite. 1350 Comment
  CAS-BOT-BC483413  Calochortus invenustus John Thomas Howell 1947-7-18 23414 Los Angeles Blue Ridge, San Gabriel Mountains 2590 Comment
  RSA0016992  Calochortus kennedyi var. kennedyi Philip A. Munz 1923-5-26 6818 Los Angeles Big Rock Creek, San Gabriel Mts. 1311 Comment
  RSA68635  Calochortus plummerae Frank W. Peirson 1922-7-22 3213 Los Angeles San Antonio Canyon, Los Angeles-San Bernardino County line 1524 Comment
  RSA0017035  Calochortus plummerae Dave Renaker 1960-5-28 30 Los Angeles Hill above 1003 W. Hillcrest, Monrovia; Mt Range: Sierra Madre; Drainage Area: San Gabriel River. 213 Comment
  UCD139569  Calochortus splendens James Dilley 1997-5-2 s.n. Los Angeles Santa Monica Mountains. Mulholland Hwy., 1/3 west of Cold Canyon. Comment
  RSA369051  Calochortus striatus Anstruther Davidson 1893-5-10 s.n. Los Angeles Lancaster. Comment
  CAS-BOT-BC496758  Calochortus venustus Tim Ross; Steve Boyd 1993-5-23 7256 Los Angeles Saddle between Red Mtn's lone E ridge and a small notched peak (3227-ft), ca 700 m SSW of Plum Spring (in upper clearwater Canyon). 908 Comment
  RSA165686  Calochortus venustus Wesley O. Griesel, B. Miller 1963-7-2 s.n Los Angeles Sawmill Campground, Sawmill Mt. 1677 Comment
  POM4995  Calycadenia tenella Minnie Reed 1895-8-22 s.n. Los Angeles Claremont, Sierra Madre Mts. Comment
  UCR258860  Calyptridium monandrum R. G. Swinney 2010-5-19 12818 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  UCR258902  Calyptridium monandrum R. G. Swinney 2010-4-30 12461 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, 0.67 miles east of Wilson Cyn. Debris Basin on south side of the ridge south of the southern of the two eastern forks of Wilson Cyn. 616 Comment
  UCR271974  Calyptridium monandrum R. G. Swinney 2011-5-31 14892 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
  RSA598527  Calystegia macrostegia subsp. amplissima J. P. Rebman, Jonathan Dunn 1996-4-29 3114 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island. 15 Comment
  UCD126085  Calystegia macrostegia subsp. arida P. B. Kennedy 1928-3-28 s.n. Los Angeles Santa Catalina Island. Avalon. Comment
  LA30262  Calystegia macrostegia subsp. cyclostegia Mary V. Hood; 1944-5-7 44 31 k Los Angeles Santa Monica Mountains, Top of grade above Monte Nido 304 Comment
  RSA646093  Calystegia occidentalis subsp. fulcrata Orlando Mistretta 1993-6-2 853 Los Angeles San Gabriel Mountains: Vicinity of Mt. Baden Powell. Near Vincent Gap above Vincent Gulch. 2011 Comment
  SD3795  Calystegia polymorpha Ruth B. Randall 1931-7-9 177 Los Angeles Recreation Grounds, Big Pines. Comment
  SD38592  Calystegia soldanella Edith A. Purer 1932-3-12 2848 Los Angeles El Segundo. Comment
  IRVC26435  Camissonia bistorta A. C. Sanders 2003-4-29 25699 Los Angeles Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. Western San Gabriel Mtns. 396 Comment
  UCR125407  Camissonia bistorta A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-4 25699 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, upper 'Long Canyon,' c. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River 335 Comment
  RSA465675  Camissonia bistorta E. A. Purer, F. Detmers 1931-3-25 14049 Los Angeles Near Torrance. Comment
  RSA465677  Camissonia bistorta H. Twining 1890-04 s.n. Los Angeles Colton, dry river bed. Comment
  RSA715431  Camissonia californica A. C. Sanders, Helen Kennedy 2005-4-13 29414 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  RSA507526  Camissonia campestris subsp. campestris Louis C. Wheeler 1967-7-24 9740 Los Angeles San Gabriel Mountains, Angeles National Forest, Indian Canyon. 701 Comment
  SBBG22760  Camissonia campestris subsp. campestris D. Myrick 1965-3-5 1088 Los Angeles Victorville-Palmdale Hwy 138 762 Comment
  RSA317013  Camissonia cheiranthifolia subsp. cheiranthifolia T. S. Elias, Walter Wisura 1984-7-27 8518 Los Angeles North of Malibu; Point Dume. Comment
  RSA186757  Camissonia hirtella Peter H. Raven 1962-5-1 17516 Los Angeles Mulholland Highway just east of junction with Decker Road, Santa Monica Mountains 488 Comment
  RSA628809  Camissonia hirtella Scott D. White, Dave Bramlet 1998-6-29 6819 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  UCR114188  Camissonia hirtella A. C. Sanders, D. Malueg 1998-6-24 22069 Los Angeles San Gabriel Mtns., E of Big Tujunga Dam below Hwy 2 (Angeles Crest) and above Tujunga Cyn. Rd., ridge above Josephine Creek, So. Cal. Edison Mesa-Vincent transmission line at tower 13-2 976 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
  RSA75396  Camissonia strigulosa F. W. Peirson 1928-6-2 7948 Los Angeles Open clearing, south fork of Rock Creek, San Gabriel Range 1463 Comment
  SDSU8587  Camissoniopsis cheiranthifolia Gerald Collier 1951-4-7 M 392 Los Angeles Zuma Beach, about 100 yards from shore in the sand. Comment
  SD52904  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Peter H. Raven 1962-5-8 17627 Los Angeles San Clemente Island; On dunes on western side of island opposite Wilson Cove. 29 Comment
  UCSB4492  Camissoniopsis cheiranthifolia subsp. suffruticosa Wedberg, H. 1957-3-24 Los Angeles Pt. Dume Comment
  SD130302  Camissoniopsis hirtella J. Hirshberg, T. Glenn 1990-5-21 Los Angeles Angeles National Forest, near Agua Dulce. 1219 Comment
  JEPS51657  Canbya candida Frank W. Peirson 1921-5-19 2412 Los Angeles San Gabriel Mountains, Little Rock Creek, North Slope Cajon Pass North Slope Cajon Pass; San Gabriel Mountains, Little Rock Creek 1036 Comment
  SDSU2476  Capsella bursa-pastoris Gerald Collier 1951-3-11 M 199 Los Angeles 3634 Muscatel Ave., Rosemead. 89 Comment
  UCD114181  Cardamine californica James Dilley 1997-1-11 s.n. Los Angeles Verdugo Mountains in the San Fernando Valley, La Tuna Canyon Park. 609 Comment
  UCR189382  Cardamine californica R. G. Swinney 1998-5-30 6178 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  RSA595521  Cardamine oligosperma L. C. Wheeler 1969-4-20 s.n. Los Angeles Pasadena. Brookside Park, near West Drive and Seco Street. 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
  RSA603207  Carex alma L. C. Wheeler 1954-9-1 7084 Los Angeles San Gabriel Mountains: Little Rock Creek, ca. 1 mile downstream from Cooper Creek. Comment
  SBBG125452  Carex multicaulis A. Parikh, N. Gale 2010-6-17 3320 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 1360 Comment
  RSA88867  Carex praegracilis F. W. Peirson 1932-4-17 9860 Los Angeles Below Lovejoy Dam, Lovejoy Buttes, southwestern Mojave Desert. 762 Comment
  UCR189973  Carex rossii R. G. Swinney 1998-8-27 6821 Los Angeles San Gabriel Mtns., West Baldy Peak 3040 Comment
  RSA640887  Carex senta L. C. Wheeler 1967-8-2 10336 Los Angeles Angeles National Forest; Sulphur Spring 1585 Comment
  RSA225721  Carex senta Robert F. Thorne, A. C. Gibson 1971-5-22 39770 Los Angeles Angeles National Forest; Fish Canyon 396 Comment
  RSA733428  Carex spissa R. G. Swinney 2000-5-25 7785 Los Angeles San Gabriel Mnts.: Azusa, 0.5 mi. east of San Gabriel Canyon Information Station on Hwy 39 at mouth of canyon. Comment
Read comments
Nov 4 2010
  SBBG57196  Carex subfusca V. Duran 1933-7-21 3524 Los Angeles Buckhorn 1981 Comment
  CATA3048  Carex triquetra Amy Catalano 2016-3-25 060 Los Angeles Santa Catalina Island: North-facing slope above Fern Canyon, about 0.5 miles up canyon, mid-slope 213 Comment
  RSA681146  Carex triquetra LeRoy Gross, Valerie Soza 2003-5-15 903 Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave., Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. 518 Comment
  RSA158264  Carpobrotus edulis P. H. Raven 1962-7-12 18045 Los Angeles Barracks Area. Wilson Cove, San Clemente Island 76 Comment
  SD40049  Carpobrotus edulis Edith A. Purer 1932-4-28 2777 Los Angeles El Segundo Comment
  RSA82233  Castilleja affinis subsp. affinis F. W. Peirson 1920-5-3 2122 Los Angeles Little Tujunga Wash, west end of San Gabriel Mts. 335 Comment
  RSA730601  Castilleja applegatei subsp. martinii Robert F. Thorne, M. Z. Thorne 1969-7-2 38208 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1616 Comment
  RSA748200  Castilleja applegatei subsp. martinii Scott D. White, Justin M. Wood 2009-5-6 12652 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  SFV3417  Castilleja exserta P. G. Kilburn 1958-4-26 763 Los Angeles Santa Susana Mountains Gentile (Gentili) Ranch. Above deep ravine. 460 Comment
  UCR176113  Castilleja exserta Holly A. Wanamaker 2005-5-1 08 Los Angeles Western Mojave Desert, Antelope Buttes, off Hwy 138 at 110th St. West in Lancaster, c. 4 mi. SW of intersection on a dirt road, adjacent to the California Poppy Preserve 912 Comment
  RSA674788  Castilleja foliolosa Scott D. White, Kent Hughes 2000-5-16 7842 Los Angeles San Gabriel Mountains: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  CDA41251  Castilleja foliolosa Phillipson 1915-7-2 11 .4.A Los Angeles North Duarte. Comment
  RSA400571  Castilleja foliolosa H. Twining 1906-04 s.n. Los Angeles Elysian Park. Comment
  SD66917  Castilleja foliolosa R. Mitchell Beauchamp 1967-3-20 350 Los Angeles Edge of cliff above Abalone Point, south of Avalon, Santa Catalina Island Comment
  RSA522458  Castilleja minor subsp. spiralis Tim S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4046 Los Angeles NE of Tie Summit Station and E of Angeles Forest Hwy. Westerly drainage that meets Tie Canyon. Tujunga Ranger District, Angeles National Forest. 1463 Comment
  UC1584057  Castilleja minor subsp. spiralis Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4046 Los Angeles ne of Tie Summit Station (e of Angeles National Forest, Tujunga Ranger District, w drainage that meets Tie Canyon); San Gabriel Mountains, Angeles National Forest, Tie Canyon 1463 Comment
  SD262326  Castilleja plagiotoma R. G. Swinney 2014-5-7 16336 Los Angeles San Gabriel Mountains: east of Valyermo, east end of Holcomb Ridge, 0.35-0.45 miles north of Panorama Rd., 2.5 road miles east of Bob's Gap Road, in north-south arroyo cutting through Holcomb Ridge (Valyermo 7.5'Q) 1280 Comment
  RSA0086389  Caulanthus amplexicaulis var. amplexicaulis Wandalee Thompson 1963-7-1 32793 Los Angeles Pine Canyon, 3-1/2 miles W of Lake Hughes. 1158 Comment
  RSA429556  Caulanthus amplexicaulis var. amplexicaulis George R. Johnstone 1930-6-26 15897 Los Angeles Above Coldbrook and San Gabriel Canyons. 1524 Comment
  SD215437  Caulanthus coulteri Steve Boyd, Lauren Raz 1997-3-25 9296 Los Angeles Upper end of broadalluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain at end of dirt road leading 1.0 km northeast of Knapp Ranch. 1096 Comment
  UCR133730  Caulanthus lasiophyllus F. R. Fosberg 1931-4-10 S- 4546 Los Angeles Channel Islands, Santa Catalina Island, Avalon Canyon below Pacific Divide 190 Comment
  CAS-BOT-BC47950  Ceanothus arboreus Robert F. Thorne; P. C. Everett 1964-2-6 33293 Los Angeles N-facing slope above Fourth of July Cove, Santa Catalina Island 30 Comment
  UCR142484  Ceanothus arboreus F. R. Fosberg 1931-3-23 S- 4326 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon, near Avalon above Hamilton Beach 60 Comment
  POM136654  Ceanothus crassifolius C. F. Baker 1904-2-17 4062 Los Angeles San Antonio Canyon. Comment
  RSA17557  Ceanothus crassifolius Carl B. Wolf 1936-5-27 7844 Los Angeles Indian Canyon Camp, 2 miles off Soledad Canyon 915 Comment
  RSA398856  Ceanothus crassifolius Anstruther Davidson 1890-04 s.n. Los Angeles Glendale. Comment
  UC1071006  Ceanothus crassifolius F. H. Raymond 1930-3-3 54 Los Angeles San Rafael Mountains 243 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
  RSA578252  Ceanothus cuneatus var. cuneatus Tim S. Ross, S. D. Boyd 1994-5-4 7655 Los Angeles Grass Mountain: ridgetop saddle between the main summit and the northeast summit. 1378 Comment
  UC1071136  Ceanothus cuneatus var. cuneatus A. Lewis Jan 1934 238 Los Angeles La Brun Elizabeth Lake quad, Angeles Nat. For. 731 Comment
  UCR182562  Ceanothus greggii Sharon Dougherty 2007-3-6 s.n. Los Angeles San Gabriel Mtns., Sycamore Flat and slopes of Johnstone Peak, San Dimas Experimental Forest, proposed communication site 854 Comment
  UC774488  Ceanothus greggii var. vestitus Carl B. Wolf 1941-7-1 10938 Los Angeles 6 3/10 mi W of Palmdale on road to Elizabeth Lake along Amargosa Creek 883 Comment
  CAS-BOT-BC50162  Ceanothus integerrimus Timothy S. Ross; Steve Boyd 1994-5-24 7844 Los Angeles Grass Mountain: ridgetop saddle between the main summit and the northeast summit. Lakes Hughes 7.5' USGS Quadrangle 1383 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
  SDSU10318  Ceanothus leucodermis Gerald Collier 1951-5-5 Los Angeles Santa Anita Canyon, San Gabriel Mtns, Chantry Flats--rim of canyon. Comment
  UCR271183  Ceanothus leucodermis R. G. Swinney 2011-6-14 15107 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  RSA399115  Ceanothus megacarpus John S. Garth 1947-1-5 s.n. Los Angeles Lookout Mtn., Hollywood. Comment
  SEINET13945998 Image available Ceanothus megacarpus Peter H. Raven 1959-1 13908 Los Angeles Gullies in chaparral and on open slopes; Las Flores Canyon 3.8 miles N of Coast Highway, elev 1800 ft. 34 deg. N, 118-119 deg. W 549 Comment
  RSA399714  Ceanothus megacarpus var. insularis Reid V. Moran 1941-3-5 679 Los Angeles Salta Verde, Santa Catalina Island. 350 Comment
  CAS-BOT-BC51421  Ceanothus megacarpus var. megacarpus Elmer I. Applegate 1927-2-18 4979 Los Angeles Mandeville Canyon, Santa Monica Mountains Comment
  CAS-BOT-BC51441  Ceanothus megacarpus var. megacarpus E. R. Blakley 1962-10-3 5392 Los Angeles East side of Blackjack Mountain at start of road to Whites Landing, Santa Catalina Island 411 Comment
  RSA277960  Ceanothus oliganthus var. oliganthus Austin P. Griffiths 1962-11-5 4499 Los Angeles Chantry Flat, Big Santa Anita Canyon, N. of Arcadia, San Gabriel Mts. Comment
  RSA398940  Ceanothus spinosus N. C. Cooper 1945-5-1 2204 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  RSA535896  Ceanothus spinosus Tim S. Ross 1991-9-2 5941 Los Angeles near Mulholland Hwy at Yerba Buena Rd. 541 Comment
  SD144436  Ceanothus spinosus Scott D. White 1997-3-12 4763 Los Angeles Santa Monica Mts: NW of Zuma Beach. Encinal Cyn Rd between Pacific Coast Hwy and Mullholland Hwy. 299 Comment
  SEINET3464285  Ceanothus thyrsiflorus Unknown 1939-7-19 1468 Los Angeles Los Angeles, Los Angeles, College grounds Comment
  UCR223514  Ceanothus vestitus R. G. Swinney 2009-5-28 10963 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  JEPS112754  Centaurea benedicta Dean W. Taylor 2002-5-1 18029 Los Angeles ca. 0.5 miles E of intersection of Johnson Road and Elizabeth Lake Road (ca. 1 mile N of Andrade Corner) 1005 Comment
  SD69454  Centaurea cineraria Robert F. Thorne, P. Everett 1965-6-23 35016 Los Angeles Santa Catalina Island: rocky ridge on Hamilton Canyon side N of Descanso Canyon. 60 Comment
  UC176008  Centaurea eriophora A. Davidson, M. D. 2334 Los Angeles Highland Park Comment
  CAS-BOT-BC272063  Centaurea melitensis Peter H. Raven; Henry J. Thompson 1959-6-4 14323 Los Angeles Dune grassland behind Point, Point Dume, Santa Monica Mountains 45 Comment
  LA94402  Centaurea melitensis A. M. Johnson; 1932-5-30 4116 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  RSA726014  Centaurea melitensis A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26139 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  UCR200166  Centaurea melitensis Valerie Soza, Laura A. Moore 2000-5-10 828 Los Angeles Transverse Ranges: Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive at fire gate to powerlines 595 Comment
  UCR222819  Centaurea melitensis R. G. Swinney 2009-5-8 10697 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA0035460  Centaurea melitensis Roxanne Smith 1991-4-30 2 Los Angeles Hills southeast of Golden Springs and Diamond Bar Blvd. 1/4 mi. north of intersection Clear Crk. Cyn. Road and Steep Cyn. Road. Comment
  RSA607972  Centaurea repens L. C. Wheeler 1968-7-18 s.n. Los Angeles Claremont: Just W of 200 E. Dartmouth St., 2 miles NE of La Verne.. . Comment
  UC878344  Centaurium davyi L. W. Nuttall 609 Los Angeles Santa Catalina Island Comment
  RSA0011601  Centaurium exaltatum Orlando Mistretta, Christine Mistretta 2011-6-14 5686 Los Angeles Northern edge of San Gabriel Mountains, along Southern California Edison (SCE) transmission line corridor, 2.02 air miles S of SCE substation at Vincent, 1.49 miles N of Aliso Cyn Rd., W of Angeles Forest Hwy. 1208 Comment
  RSA611585  Centaurium exaltatum Louis C. Wheeler 1946-9-8 6356 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 1/2 mile west of Bear Creek. 518 Comment
  UC61537  Centaurium venustum Ernest Braunton Jun 1903 890 Los Angeles Glendale to Burbank Comment
  UC878384  Centaurium venustum Alice Eastwood May 27 1906-Jun 10 1906 34 Los Angeles Garvanza Comment
  RSA177670  Centranthus ruber Robert F. Thorne, Percy C. Everett 1965-5-11 34679 Los Angeles Above summit road from Avalon to airport, Santa Catalina Island 61 Comment
  CAS-BOT-BC279601  Centromadia pungens subsp. pungens H. M. Hall 1930-11-1 12985 Los Angeles Antelope Valley. Between Rosamond and Lancaster Comment
  RSA711448  Centromadia pungens subsp. pungens LeRoy Gross 2005-5-19 2304 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
  UCSB70083  Centrostegia thurberi Swinney, R. 2001-5-18 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 12874 Comment
  RSA621263  Cerastium glomeratum L. C. Wheeler 1968-4-13 s.n. Los Angeles Ridge south of mouth of Big Dalton Canyon 472 Comment
  SEINET12161227  Ceratonia siliqua L. F. Allabach 1921-1 s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC400185  Ceratophyllum demersum A. Eastwood 1906-5-31 90 Los Angeles Bimini Baths Comment
  CAS-BOT-BC142134  Cercocarpus betuloides R. C. Foster 1937-4-5 155 Los Angeles Near University Club, Claremont Comment
  POM275800  Cercocarpus betuloides Floyd L. Martin 1948-8-3 358 Los Angeles 100 yds. N. of Foothill Blvd. road to Camp Baldy, east of Claremont. 366 Comment
  RSA453264  Cercocarpus betuloides Geo. L. Moxley 1916-6-15 493 Los Angeles Brown's Canyon Comment
  RSA725216  Cercocarpus betuloides var. betuloides Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -38 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
  CAS-BOT-BC142126  Cercocarpus betuloides var. betuloides George B. Grant 1901-1-1 158 Los Angeles Pasadena Angoz - Coast Range Comment
  UCSB2745  Cercocarpus betuloides var. betuloides Gill, Robert 1959-4-2 Los Angeles Pomona College, wash just south of observatory 365 Comment
  LA47764  Cercocarpus betuloides var. blancheae F. R. Fosberg; 1932-5-6 8122 Los Angeles Santa Catalina Island, Can. above Villa Park, Avalon 30.0 Comment
  LA88745  Cercocarpus betuloides var. blancheae Karen Searcy; 1967-1-28 28 2 Los Angeles Santa Catalina Island, Renton Mine Rd Comment
  RSA449413  Cercocarpus betuloides var. blancheae M. B. Dunkle 1929-3-3 2057 Los Angeles Hamilton Canyon, Santa Catalina Island. 5 Comment
  SBBG17984  Cercocarpus betuloides var. blancheae E. R. Blakley 1963-4-8 5544 Los Angeles head of Avalon Valley near Wrigley Memorial 137 Comment
  LA47768  Cercocarpus betuloides var. multiflorus Joseph Andorfer Ewan; 1933-7-4 7851 Los Angeles San Gabriel Mountains, Santa Anita Canyon, along trail Sturdevant 609 Comment
  RSA449448  Cercocarpus ledifolius Anstruther Davidson 1918-8-1 3078 Los Angeles Camp Baldy. Comment
  CATA1780  Cercocarpus traskiae Benjamin E. Carter, Amy Catalano, John R. Clark 2012-8-2 6920 Los Angeles Santa Catalina Island: Wild Boar Gully 172 Comment
  UCR155358  Chaenactis glabriuscula A. C. Sanders 2005-5-5 29870 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  UCR96195  Chaenactis glabriuscula B. G. Pitzer 1996-4-21 2717 Los Angeles Western Mojave Desert, Antelope Valley. north side of State Hwy 138 (= Ave. 'D'), c. 2 mi. west of Country Store, at town of Neenach (c. 30 mi. west of Hwy I-14). 915 Comment
  CAS-BOT-BC277326  Chaenactis glabriuscula var. glabriuscula Peter H. Raven; Henry J. Thompson 1959-6-4 14316 Los Angeles Santa Monica Mountains. Point Dume 45 Comment
  CAS-BOT-BC277334  Chaenactis glabriuscula var. glabriuscula F. Grinnell Jr. 1917-7-8 s.n. Los Angeles Barley Flats, San Gabriel Mountains 1706 Comment
  RSA93803  Chaenactis glabriuscula var. glabriuscula F. W. Peirson 1919-3-30 4745 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains 457 Comment
  SEINET3146212  Chaenactis glabriuscula var. glabriuscula G. B. Grant 1906-6-17 249 Los Angeles Pasadena, Mt. Wilson Comment
  POM6010  Chaenactis glabriuscula var. lanosa C. F. Baker 1904-05 4784 Los Angeles Hills near Claremont Comment
  CAS-BOT-BC277871  Chaenactis stevioides Ernest C. Twisselmann 1966-4-27 12104 Los Angeles Plains 14.1 miles west of El Mirage 822 Comment
  SEINET2049526 Image available Chaenactis stevioides J. Harry Lehr 1971-4-12 321 Los Angeles North side Rt. 138, 7.1 mi. east of Pear Blossom, Los Angeles , Calif San Gabriel Mountains. 1220 Comment
  CHSC95709  Chaenactis xantiana LeRoy Gross 2005-4-28 2171 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. T4N R12W, 11wS1, 6, NE1/4 of 1, NW1/4 of 6) Alt. 1235-1413m/4052-4635 ft. General collecting started from a slight decline bench south of the ridgeline. 1324 Comment
  UCR185563  Chaenactis xantiana A. C. Sanders 2007-4-25 33576 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  UCR220252  Chaenactis xantiana R. G. Swinney 2009-4-28 10512 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  POM178030  Chamaesyce albomarginata Joseph A. Ewan 1931-5-11 4194 Los Angeles 1.n. Van Nuys Estate, W. 6th Street, Los Angeles. Comment
  RSA70616  Chamaesyce melanadenia F. W. Peirson 1903-2-21 4441 Los Angeles Coldwater Canyon, Santa Monica Range. Comment
  RSA170440  Chamaesyce melanadenia J. D. Olmsted 1958-3-17 59 Los Angeles Johnson's Pasture Road with SW drainage along Thompson Creek 1.25 mi NW of intersection Indian Hill and Baseline, NW of Claremont. 473 Comment
  RSA498538  Chamaesyce melanadenia L. S. Rose 1934-12-26 34521 Los Angeles Rocky slopes. San Gabriel Mts. Comment
  SFV12553  Chamaesyce ocellata M. H. Grayum, D. L. Koutnik 1977-11-25 884 Los Angeles San Gabriel Mountains Sierra Pelona Valley. Along Anthony Road. 884 Comment
  RSA158299  Cheilanthes newberryi Peter H. Raven 1962-4-10 17231 Los Angeles San Clemente Island: among rocks on sides of a steep gully, on east side of island below a point about 2 miles north of Thirst 473 Comment
  UC452541  Chenopodium I. J. Condit Los Angeles Alhambra Comment
  RSA423272  Chenopodium album Robert Gustafson 1981-5-15 2225 Los Angeles Ballona Wetlands, Area 2 Comment
  UC1584104  Chenopodium ambrosioides Tim Ross and Orlando Mistretta 1990-10-26 3315 Los Angeles Horse Canyon Saddle San Gabriel Mountains, Horse Canyon drainage (off n side, in upper reaches of canyon drianage) 853 Comment
  RSA573703  Chenopodium botrys T. S. Ross 1990-8-17 3153 Los Angeles Upper Big Rock Creek, 120-200m N of Icy Springs 1726 Comment
  UCR95513  Chenopodium botrys L. C. Wheeler 1966-10-6 8955 Los Angeles San Gabriel Mtns., Buckhorn guard station Angeles Crest Highway Comment
  RSA592312  Chenopodium botrys L. C. Wheeler 1966-9-21 8904 Los Angeles San Gabriel Mountains. Upper Coldbrook Creek, just west of small depression on east side of road. 1448 Comment
  RSA478473  Chenopodium californicum I. W. Clokey 1930-5-13 s.n. Los Angeles Bouquet Canyon. Comment
Read comments
Sep 24 2007
  SD40329  Chenopodium californicum Edith A. Purer 1931-3-12 1504 Los Angeles El Segundo Comment
  UCR60822  Chenopodium californicum Steve Boyd, Orlando Mistretta 1986-3-31 1543 Los Angeles Mojave Desert, Hwy 138, 4 mi east of junction with Hwy 18, NE of Pinyon Hills Comment
  UCR71243  Chenopodium californicum Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4361 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, third canyon south of Bryce Canyon 427 Comment
  SBBG19125  Chenopodium californicum M. A. Piehl 1963-12-7 631045 Los Angeles Pyramid Head (0.4 mi from very tip) 45 Comment
  UC1584055  Chenopodium desiccatum Tim Ross, Orlando Mistretta, and Peter Fritsch 1990-7-10 4052 Los Angeles ne Tie Summit Station (e of Angeles Forest Hwy); San Gabriel Mountains, Angeles Nat'l Forest, Tujunga Ranger 1658 Comment
  SFV12661  Chenopodium macrospermum M. H. Grayum, D. L. Koutnik, B. Balch 1977-11-27 898 Los Angeles Santa Monica Mountains Tapia Park. Along Malibu Creek. 145 Comment
  RSA0087063  Chenopodium murale R. G. Swinney 2010-5-4 12531 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  RSA629704  Chenopodium pumilio L. C. Wheeler 1967-7-6 9925 Los Angeles San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  HSC95241  Chenopodium rubrum A. C. Sanders, Mark A. Elvin, Cathleen Weigand 2002-8-1 25522 Los Angeles Santa Clara River Valley, Newhall Ranch, large natural spring at N foot of "Airport Mesa," 0.75 mi. SW of Castaic Jct. 305 Comment
  LA82376  Chlorogalum pomeridianum O. H. Kappler; 1941-6-15 306 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SBBG124787  Chorizanthe parryi var. fernandina A. Parikh, N. Gale 2010-4-7 2156 Los Angeles Newhall Ranch, 1.8 km S of jct of Interstate 5 and Hwy 126 345 Comment
  CAS-BOT-BC252774  Chorizanthe parryi var. parryi Marcus E. Jones 1926-5-21 s.n. Los Angeles Mountains near Claremont Comment
  UCR222793  Chorizanthe perfoliata R. G. Swinney 2009-5-12 10744 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
  CAS-BOT-BC257198  Chorizanthe procumbens P. A. Munz 1919-5-13 2790 Los Angeles Claremont Comment
  CAS-BOT-BC244659  Chorizanthe staticoides LeRoy Abrams 1902-6-16 2554 Los Angeles Sepulveda Canyon, Santa Monica mountains Comment
  UC635061  Chorizanthe staticoides Margaret Stason 1927-5-14 Los Angeles Bouquet Canyon , Bouquet Canyon (San Gabriel Mountains) Comment
  UCR127177  Chorizanthe staticoides A. C. Sanders 2003-6-20 27002 Los Angeles Western Transverse Range/Santa Clara River Watershed, 'Off-haul Canyon' between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and c. 1 km NNW of Mayo Spur, Newhall Ranch 366 Comment
  UCR166668  Chorizanthe staticoides Scott D. White, Jennifer H. Jones 2005-6-23 11149 Los Angeles San Gabriel Mtns, Acton area. South of Powerline access road (ANF 4N32), between Arrastre Canyon and Moody Canyon 1098 Comment
  RSA719133  Chrysanthemum coronarium Naomi Fraga 2001-5-11 36 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  CAS-BOT-BC36278  Chrysolepis sempervirens Gordon Sun 1914-8-1 s.n. Los Angeles Near the summit of San Antonio Mt. Comment
  RSA476625  Chrysolepis sempervirens Fordyce Grinnell Jr. 1910-9-20 s.n. Los Angeles Mt. Waterman 2591 Comment
  RSA476627  Chrysolepis sempervirens L. E. Hoffman 1932-8-21 s.n. Los Angeles Mt. Baldy Comment
  RSA623960  Chrysolepis sempervirens Arthur R. Kruckeberg 8639 Los Angeles Islip - San Gabriel Mts. 2512 Comment
  UCR140595  Chrysothamnus nauseosus Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-16 1- 2 Los Angeles Western Transverse Range, Acton [near Red Rover Mine], Escondido Canyon off Route 14, Site L1 950 Comment
  JEPS59145  Cirsium occidentale var. californicum Frank W. Peirson 1918-6-1 248 Los Angeles San Gabriel Mts., Eaton Canyon 640 Comment
  LA94415  Cirsium occidentale var. californicum Norman A. Cole; May 1964 361 Los Angeles 579 Comment
  SDSU3782  Cirsium occidentale var. californicum Gerald Collier 1951-5-5 M 582 Los Angeles Santa Ana Canyon, San Gabriel Mtns. about 5 miles north of Santa Anita dam. Comment
  CAS-BOT-BC285592  Cirsium occidentale var. occidentale Louis C. Wheeler 1932-4-30 671 B Los Angeles Mandeville Canyon, Santa Monica Mts. 121 Comment
  POM246452  Cirsium occidentale var. occidentale F. R. Fosberg 1931-5-13 4860 Los Angeles Eagles Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  SD66909  Cirsium occidentale var. occidentale R. Mitchel Beauchamp 1967-3-18 311 Los Angeles San Clemente Island, in field west of Wilson Cove. Comment
  SD90227  Cirsium occidentale var. occidentale Benjamin C. Stone May 1952 43 Los Angeles Blanchard Park, Claremont. 334 Comment
  RSA0068449  Cirsium vulgare R. G. Swinney 2010-9-9 13780 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
  RSA466592  Cistanthe monandra Anstruther Davidson 1920-6-7 s.n. Los Angeles Acton. Comment
  RSA771556  Cistanthe monandra R. G. Swinney 2009-5-28 10948 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  RSA632016  Cistanthe monandra L. C. Wheeler 1973-4-8 s.n. Los Angeles Divide between Aliso Canyon and Arrastre Canyon. 1005 Comment
  RSA764495  Cistus salviifolius Orlando Mistretta, Christine Mistretta 2008-5-2 2611 Los Angeles N edge of the San Gabriel Mtns, Soledad Cyn, Southern California Edison substation in the vicinity of Vincent. Comment
  CAS-BOT-BC172447  Clarkia bottae LeRoy Abrams 1902-6-16 2553 Los Angeles Sepulveda Canyon, Santa Monica Mountains Comment
  LA45534  Clarkia bottae C. L. Hogue; 1954-5-20 sn Los Angeles Santa Monica Mountains, Off Mulholland Dr 457 Comment
  RSA453478  Clarkia bottae Anstruther Davidson 1908-4-1 s.n. Los Angeles Hollywood. Comment
  RSA73307  Clarkia bottae F. W. Peirson 1919-5-18 432 Los Angeles San Gabriel Mtns. Monrovia Canyon. 305 Comment
  UC1122387  Clarkia bottae A. D. Gifford 1934-4-25 164 Los Angeles 2 mi s Vejor; Triunfo Pass Quadrangle Comment
  SD39463  Clarkia deflexa Edith A. Purer 1935-5-11 6584 Los Angeles Malibou Lodge Road, near Ventura Boulevard Comment
  CAS-BOT-BC172005  Clarkia epilobioides H. D. Ripley; R. C. Barneby 1943-5-11 5199 Los Angeles Mint Canyon 822 Comment
  RSA610410  Clarkia epilobioides R. S. Woglum 1930-5-10 s.n. Los Angeles Western Transverse Ranges: San Fernando Valley. North Hollywood. Comment
  CAS-BOT-BC163709  Clarkia purpurea subsp. quadrivulnera Alice Eastwood 1919-5-29 8962 Los Angeles San Gabriel Canyon Comment
  RSA177817  Clarkia purpurea subsp. quadrivulnera Robert F. Thorne 1965-5-10 34518 Los Angeles Near upper end of Gallagher Canyon; Santa Catalina Island 427 Comment
  RSA29730  Clarkia purpurea subsp. quadrivulnera Louis C. Wheeler 1932-5-28 780 Los Angeles San Antonio Canyon, E side SE Hogback. 1280 Comment
  RSA73356  Clarkia rhomboidea F. W. Peirson 1922-6-3 3087 Los Angeles At Collins Ranch, north slope of Liebre Mts. 1143 Comment
  POM2993  Clarkia unguiculata J. T. Gordon s.n. Los Angeles Azusa. 183 Comment
  RSA448469  Clarkia unguiculata G. R. Johnstone 1931-5-3 s.n. Los Angeles Pico Canyon, Santa Susana Mountains. Comment
  UCSB45825  Clarkia unguiculata Green, Lisa 1980-5-30 Los Angeles 1/4 mi. N. of the Simi Valley Freeway near Iverson Rd. 426 Comment
  SD215589  Clarkia xantiana subsp. xantiana Steve Boyd, Lauren Raz 1997-5-28 9831 Los Angeles Southwestern flank of Liebre Mountain on the northwest-facing slope of Cold Canyon just past the pointwhere Forest Service Road 7N22 crosses the stream. 1219 Comment
  SFV22006  Claytonia parviflora subsp. parviflora V. Soza, L. Gross, A. Munoz 2000-5-12 885 Los Angeles Verdugo Mountains Northeast side of Verdugo Mountains. Glendale, Engleheard Canyon, Camp Max Strauss at end of Shirlyjean Street. Fire road south from Engleheard Canyon to power lines. Northeast-facing slope alongside trail to fire road. 396 Comment
  RSA517153  Claytonia parviflora subsp. parviflora Timothy S. Ross, Steve Boyd 1990-5-14 2475 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1061 Comment
  RSA729824  Claytonia parviflora subsp. viridis R. G. Swinney 1998-7-2 6262 Los Angeles San Gabriel Mtns.: NE of Table Mountain, Wrightwood area, 0.8 mi NE of junction of roads 4N21B, 4N21A, and 4N21 2110 Comment
  RSA527825  Claytonia parviflora subsp. viridis Timothy S. Ross, Steve Boyd 1990-6-18 3453 Los Angeles San Gabriel Mountains: Angeles National Forest. Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1877 Comment
  UCD100738  Claytonia perfoliata Marc Meyer; Mike Alvord, Marc Blain 1993-3-14 9 Los Angeles San Gabriel Mts., Walker Ranch in Placerita Cyn. State Park. 450 Comment
  UCR179653  Claytonia perfoliata R. G. Swinney 1970-4-4 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, 0.75 mi. east of Glendora Mtn. Rd. in Big Dalton Canyon 366 Comment
  RSA670426  Claytonia perfoliata I. W. Clokey, Bonnie C. Templeton 1929-03 4525 Los Angeles Mandeville Canyon, Santa Monica Mountains. 275 Comment
  RSA527827  Claytonia perfoliata subsp. mexicana Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5286 Los Angeles San Clemente Island. Near-Death Canyon (draining to Mosquito Cove) at ca 960 ft. in the N fork. 293 Comment
  UCR214113  Claytonia perfoliata subsp. perfoliata A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37984 Los Angeles Tehachapi Mountains, west fork of Crane Canyon, 1.47 mi. SE (155 deg. ) of Castac Lake, 1.36 mi. NE (56 deg. ) of Gorman, just S of Kern Co. line 1221 Comment
  RSA250433  Clematis lasiantha Robert F. Thorne, R. Carolin, C. Davidson 1967-3-23 41612 Los Angeles San Gabriel Mts., Angeles National Forest: San Gabriel Canyon near Coldbrook. 1067 Comment
  POM374  Clematis ligusticifolia Unspecified 1889-06 s.n. Los Angeles San Gabriel. Comment
  RSA188488  Clematis ligusticifolia Robert F. Thorne, John Olmsted 1965-8-26 35408 Los Angeles San Gabriel Mountains, Angeles National Forest: swampy area along Prairie Fork of San Gabriel River. 1585 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
  UC586865  Clematis ligusticifolia Joseph Andorfer Ewan 1934-8-11 8349 Los Angeles ranch Newcomb's Ranch (Chilao region); San Gabriel Mts., Chilao region 1645 Comment
  UCR273386  Clematis ligusticifolia R. G. Swinney 2011-10-18 15815 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
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Aug 24 2017
  CAS-BOT-BC92816  Clematis pauciflora Ernest Braunton 1902-5-5 s.n. Los Angeles Glendora. Comment
  CAS-BOT-BC423114  Cleomella obtusifolia Marcus E. Jones 1924-9-14 s.n. Los Angeles Lancaster Comment
  RSA0019857  Collinsia callosa Orlando Mistretta, Christine Mistretta 2011-6-29 5771 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, E of summit. 1762 Comment
  RSA524624  Collinsia callosa Tim S. Ross, Steve D. Boyd 1990-5-17 2593 Los Angeles San Gabriel Mountains, Angeles National Forest: Mill Creek Tree Plantation, Tujunga District. 1613 Comment
  RSA672222  Collinsia heterophylla Joseph M. Keefe 2001-4-8 31200 Los Angeles San Rafael Mountains. North side of wood fence along The Eagle Rock Park path between Scholl Canyon Road and Eagle Rock View Drive, 5 meters west of beginning of private driveway with mailboxes (5475 Eagle Rock View Drive)., Eagle Rock District, Los Angeles, CA 90041. North: 34 08' 36.6 West. 293 Comment
  RSA561820  Collinsia heterophylla Steve D. Boyd, Orlando Mistretta 1993-6-3 8174 Los Angeles Western San Gabriel Mountains: north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest., North of Santa Clara Rd (3N17.9) at head of eastern-most canyons, 1/4 mile northeast of May Canyon saddle. 915 Comment
  UCR129393  Collinsia heterophylla var. austromontana I. M. Johnston 1917-7-1 1750 Los Angeles San Antonio [San Gabriel] Mtns., Near Brown's Flat 1280 Comment
  SD152597  Collinsia parryi Craig Reiser 1999-4-9 Los Angeles Canyon ca. 1 mile west of Magic Mountain amusement park Comment
  CAS-BOT-BC59714  Comarostaphylis diversifolia subsp. planifolia Gary D. Wallace 1975-1-18 1388 Los Angeles Santa Monica Mts. 3.1 mi. n. of highway 1 along Topanga Can. Blvd. Comment
  RSA592497  Comarostaphylis diversifolia subsp. planifolia Mark Hoefs, D. Propst 1973-3-14 125 Los Angeles Santa Catalina Island: in First Side Canyon of Cape Canyon 244 Comment
  SFV21106  Conium maculatum L. Gross, N. Fraga, B. Hogshead, A. Virgen 2003-6-19 1107 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Entered west of Haines Canyon Park off of Estepa Drive in Tujunga. Followed 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 will drain into La Tuna Canyon. South of Hostetter Motorway (on the Thomas Guide) just off La Tuna Canyon Road, south or and you can see the 210 Freeway. 457 Comment
  CLARK-A1528-7870  Convolvulus althaeoides John C. Roos 1950-5-9 4793 Los Angeles Los Angeles 91 Comment
  RSA187858  Convolvulus arvensis R. F. Thorne 1966-4-29 36283 Los Angeles Santa Catalina Island: disturbed ground near dam, Middle Ranch, Middle Ranch Canyon 198 Comment
  UC879347  Convolvulus arvensis F. R. Fosberg 1931-5-2 S 4745 Los Angeles Middle Ranch Dam Santa Catalina Island, Middle Ranch Canyon 200 Comment
  UCR209678  Conyza canadensis Dan S. Cooper 2008-1 1108- 19 Los Angeles Eastern Santa Monica Mtns., Los Angeles, Griffith Park, Coolidge Canyon 198 Comment
  POM305685  Conyza canadensis Henry J. Ramsey, Henry J. Ramsey 1937-8-29 981 Los Angeles Altadena. 396 Comment
  POM355864  Conyza coulteri Anstruther Davidson 1901-09 s.n. Los Angeles Buena Park Comment
  RSA226991  Cordylanthus nevinii Robert F. Thorne 1971-8-25 41239 Los Angeles Angeles National Forest: Mt. Baden-Powell, north slope along trail to Vincent Gap 2012 Comment
  RSA587499  Cordylanthus rigidus subsp. setiger Orlando Mistretta 1994-9-13 1463 Los Angeles San Gabriel Mountains; Santiago Canyon; Santiago Creek near jct. of Forest Road 4N20 and BM 3980. 1213 Comment
  CDA41354  Cordylanthus rigidus subsp. setiger Phillipson 1915-7-9 13 .1.A Los Angeles Monrovia. Comment
  CAS-BOT-BC287758  Coreopsis bigelovii Carl B. Wolf 1928-3-29 1577 Los Angeles 1 mile W of junction of Pine Canyon Rd and road to Sandbergs 1097 Comment
  RSA594963  Coreopsis bigelovii Timothy S. Ross 1995-4-26 8376 Los Angeles Southwesterly slope of Liebre Mountain along Forest Service Road 7N23; ca 3900 ft SW of Sandberg Triangulation Point (5345 ft). 1439 Comment
  UCR221902  Coreopsis bigelovii R. G. Swinney 2009-4-28 10538 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  UCR270452  Coreopsis bigelovii R. G. Swinney 2011-5-12 14660 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  CAS-BOT-BC105741  Corethrogyne filaginifolia Fay A. Mac Fadden 1936-9-6 14734 Los Angeles Lake Arrowhead Comment
  SBBG13714  Corethrogyne filaginifolia E. R. Blakley 1962-10-3 5373 Los Angeles banks around Wrigley Reservoir at the summit of the island rd 426 Comment
  SFV6952  Corethrogyne filaginifolia T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 623 Los Angeles Santa Monica Mountains First canyon east of Stokes Canyon. About 1 mile due east of Claretville Seminary. 229 Comment
  POM356134  Corethrogyne filaginifolia var. filaginifolia L. E. Hoffman 1927-8-19 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest, Clear Creek. Comment
  RSA191642  Corethrogyne filaginifolia var. filaginifolia R. F. Thorne, M. Z. Thorne 1966-8-29 36601 Los Angeles Inspiration Lookout along Angeles Crest Hwy near junction with road to Blue Ridge Camp 2255 Comment
  RSA239447  Corethrogyne filaginifolia var. filaginifolia E. R. Blakley 1962-10-3 5373 Los Angeles Santa Catalina Island. Banks around Wrigley Reservoir at summit of island road 427 Comment
  RSA356137  Corethrogyne filaginifolia var. filaginifolia Kenneth R. Montgomery 1973-8-22 73 -168 Los Angeles San Gabriel Mountains, Angeles National Forest, Little Tujunga Canyon, Dillion Divide, Forest Route 4N47. Comment
  CATA3562  Cortaderia selloana Niall Ogburn, Benjamin J. Dion, Kristy Lanz 2018-5-22 001 Los Angeles Santa Catalina Island: Channel side; in drainage in Parsons watershed, approximately 90m south of West End Rd 77 Comment
  RSA591674  Cortaderia selloana L. C. Wheeler 1966-9-21 8881 Los Angeles Angeles National Forest: San Gabriel Canyon, 1/3 mile inside mouth 244 Comment
  RSA654322  Cotula australis Kristina Sargeant 1992-5-20 92 -031 Los Angeles Cal Poly Pomona campus, disturbed area by parking lot behind Administration Building. Comment
  CAS-BOT-BC291375  Cotula coronopifolia L. Street; G. Williams 1919-4-12 2500 Los Angeles Puente Comment
  RSA661078  Crassula connata var. connata Orlando Mistretta 1992-4-5 186 Los Angeles Guds, San Clemente Island. Comment
  RSA423450  Crassula connata var. erectoides Sam Tyson 1943-4-13 s.n. Los Angeles San Dimas Canyon Comment
  CATA2323  Crocanthemum greenei Amy Catalano 2015-5-8 003 Los Angeles Santa Catalina Island: Above Gallagher Beach, ca. 800 yards east of Toyon Road, near individual GC 16 164 Comment
  UCD116898  Crocanthemum scoparium var. vulgare Kenneth R. Montgomery; Thomas W. Strid 1973-6-7 73- 156 Los Angeles Dillon Divide, San Gabriel Mountains. Comment
  CATA696  Crossosoma californicum Mark L. Hoefs 1991-4-26 1189 Los Angeles Santa Catalina Island: Bluff southeast of Pebbly Beach, between Edison power plant and City dump 88 Comment
  RSA233624  Crossosoma californicum R. F. Thorne 1970-3-5 39366 Los Angeles Santa Catalina Island: Cherry Valley 61 Comment
  RSA234638  Crossosoma californicum R. F. Thorne 1970-3-5 39352 Los Angeles Santa Catalina Island. NE slope of Blackjack Mt. at upper end of Swain's Canyon 396 Comment
  RSA397733  Crossosoma californicum Reid V. Moran 1941-2-28 655 Los Angeles Johnson Valley, Santa Catalina Island 250 Comment
  RSA397739  Crossosoma californicum F. R. Fosberg 1931-3-19 S 4299 Los Angeles Santa Catalina Island. Hamilton Canyon, near Avalon 10 Comment
  SD72392  Crossosoma californicum Darley F. Howe 1968-2-24 Los Angeles Santa Catalina Island, Fourth of July Cove Comment
  LA105301  Croton californicus Barry A. Prigge; David S. Verity 1988-10-6 8338 .1 Los Angeles 12 Comment
  LA83308  Croton californicus O. H. Kappler; 1944-6-4 sn Los Angeles San Gabriel Mountains, Tujunga Canyon 457 Comment
  PASA690  Croton californicus Annetta Carter 1928-1-29 Los Angeles Base of Sierra Madre Mts. Comment
  RSA480565  Croton californicus F. R. Fosberg 1919-6-23 S- 2993 Los Angeles Del Rey. 1 Comment
  RSA480567  Croton californicus L. E. Hoffman 1931-7-18 s.n. Los Angeles Hermosa Beach. Comment
  RSA621022  Croton californicus L. C. Wheeler 1965-12-4 s.n. Los Angeles San Gabriel Mountains.: Arroyo Seco, in vicinity of Pine Canyon. Comment
  UC177308  Croton californicus T. S. Brandegee May 1889 Los Angeles Saugus Comment
  UCD141970  Croton californicus Robert F. Thorne; C. W. Tilforth 1971-4-9 41541 Los Angeles San Gabriel Mts., Angeles National Forest. San Dimas Canyon near San Dimas Creek. 381 Comment
  UCD59978  Crypsis vaginiflora W. E. Henson and Mrs. Bellue 1943-8-5 s. n. Los Angeles L.A., South-Western Ave.. Comment
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Nov 13 2015
  POM368336  Cryptantha circumscissa George R. Johnstone 1926-4-24 s.n. Los Angeles Antelope Valley, foothills S. of valley. Comment
  RSA0111945  Cryptantha circumscissa Richard G. Swinney 2011-4-19 14403 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
  RSA771548  Cryptantha circumscissa R. G. Swinney 2009-5-28 10956 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  UCSB27922  Cryptantha circumscissa Kunze, G. 1971-4-17 Los Angeles California 14, 1.7 miles south of Lancaster, Antelope Valley 914 Comment
  CAS-BOT-BC189523  Cryptantha circumscissa var. circumscissa A. D. E. Elmer 1902-6-1 3705 Los Angeles Acron Comment
  LA33492  Cryptantha clevelandii Peter H. Raven; Henry J. Thompson 1959-5-5 14139 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1 mi W of Las Virgenes Rd (N1), Malibu Creek drainage 365 Comment
  SBBG32242  Cryptantha clevelandii R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -181 Los Angeles just E of Wild Boar Gully, Salta Verde Comment
  UCR127244  Cryptantha corollata Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2921 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  RSA763256  Cryptantha decipiens Justin M. Wood 2010-5-10 1587 -B Los Angeles San Gabriel Mountains: Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  RSA716910  Cryptantha echinella LeRoy Gross, Bruce Campbell 2006-6-29 2549 Los Angeles Forest Service Road Surveys: Blue Ridge Road (3N06), and Road (3N39). From top of Paririe Fork, east of Lupine Campground walk back to Angeles Crest Highway (2). Comment
  LA33490  Cryptantha intermedia Peter H. Raven; 1959-4-18 13996 Los Angeles Santa Monica Mountains, Point Dume, above the beach 30 Comment
  RSA0049931  Cryptantha intermedia R. G. Swinney 2010-3-10 11824 Los Angeles Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 442 Comment
  RSA702172  Cryptantha intermedia Michael Honer 2004-6-22 2015 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  SEINET3152257  Cryptantha intermedia G. B. Grant 1901-1-1 238 Los Angeles Pasadena Comment
  UCR146877  Cryptantha intermedia L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, c. 0.5 mi [southeast] of Blum Ranch 945 Comment
  POM3893  Cryptantha intermedia C. F. Baker 1903-4-1 4137 Los Angeles Claremont Comment
  RSA0075638  Cryptantha intermedia var. johnstonii Tim Ross 1991-4-21 4535 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon, dry ridgetop on N side, 1000ft. NW of the old water tank. 280 Comment
  UC402795  Cryptantha leiocarpa Ernest Braunton 1903-3-1 839 Los Angeles Playa del Rey 1 Comment
  RSA682521  Cryptantha micrantha Scott D. White, Michael Honer 2003-5-7 9194 Los Angeles South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway. 335 Comment
  RSA775520  Cryptantha micrantha Orlando Mistretta, Christine Mistretta 2010-5-22 5181 Los Angeles Upper Aliso Cyn, about 1.5 miles north of Mill Creek summit. 1311 Comment
  POM71935  Cryptantha micrantha George B. Grant 1906-6-17 445 a-6796 Los Angeles Summit of Mt. Wilson. 1828 Comment
  UCR126911  Cryptantha micrantha var. lepida A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26195 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  UC1922235  Cryptantha microstachys Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 880 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
  UCR95326  Cryptantha microstachys L. C. Wheeler 1967-5-9 9413 Los Angeles San Gabriel Mtns., Aliso Canyon, east of Acton, c. 2 mi. downstream from Wagonwheel Ranch 945 Comment
  POM211518  Cryptantha microstachys L. C. Wheeler 1934-4-24 2541 Los Angeles Liveoak Canyon Dam 457 Comment
  UC306199  Cryptantha muricata D. L. Crawford 1916-3-1 Los Angeles above Claremont 914 Comment
  UCR127175  Cryptantha muricata A. C. Sanders, Mark A. Elvin 2003-6-20 27007 Los Angeles Western Transverse Range/Santa Clara River Watershed, lower San Martinez Chiquito Canyon wash, north of Hwy 126 and Del Valle 305 Comment
  UCR127964  Cryptantha muricata A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21993 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
  UCR261785  Cryptantha muricata R. G. Swinney 2010-5-11 12683 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
  UCR271813  Cryptantha muricata R. G. Swinney 2010-4-28 12417 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  UCR272013  Cryptantha muricata R. G. Swinney 2010-4-28 12419 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  UCR276798  Cryptantha muricata R. G. Swinney 2011-3-29 14241 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  RSA0078901  Cryptantha muricata var. denticulata LeRoy Gross, P. Morton 2004-6-9 1337 Los Angeles Liebre Mountains region: West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys). 1688 Comment
  RSA0079550  Cryptantha muricata var. muricata Scott D. White, Kent Hughes 2000-5-16 7855 Los Angeles San Gabriel Mts.: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  RSA0079570  Cryptantha muricata var. muricata F. R. Fosberg 1931-11-7 832 Los Angeles Western Sierra Madre Mts. Ridge Route near Tumble Inn. 1100 Comment
  RSA758244  Cryptantha nevadensis var. rigida Orlando Mistretta, Christine Mistretta 2008-4-16 2466 Los Angeles San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 23 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1142 Comment
  RSA679929  Cryptantha oxygona LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 938 Los Angeles Pacifico Mountain Road (3N17) ca. 1.3 miles NW along road from Alder Saddle to Pacifico Mountain and 2 miles SE from Mt. Pacifico Campgroud turnoff. 1784 Comment
  RSA0079046  Cryptantha pterocarya var. pterocarya L. C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge. 1494 Comment
  RSA0079329  Cryptantha pterocarya var. purpusii Barry Burnell 1970-4-24 187 Los Angeles San Gabriel Mts.: 3.2 miles south of Highway 138 on N4. 1371 Comment
  UC1595382  Cryptantha simulans Tim Ross and Steve Boyd 1990-6-18 3466 Los Angeles Camp Verdugo Pines and vicinity, n draw draining to Jackson Lake San Gabriel Mtns., Jackson Lake, Mescal Creek U.S.G.S. 7.5' 1877 Comment
  SDSU20082  Cryptantha wigginsii Emma Clohessy, Chris Orosz 2012-5-27 Los Angeles Santa Catalina Island. West-facing road cut, on road between Cherry Cove and Howland's Landing. 51 Comment
  RSA0115410  Cucurbita foetidissima R. G. Swinney 2010-10-5 13997 Los Angeles San Gabriel Mountains; Placerita Canyon on north side of Placerita Hwy., just outside boundary of Placerita Cyn. Natural Area, at west park entrance. 476 Comment
  RSA608606  Cucurbita foetidissima L. C. Wheeler 1974-4-4 s.n. Los Angeles West end of Los Angeles International Airport. 60 Comment
  HSC84219  Cuscuta californica A. C. Sanders 1987-6-10 7121 Los Angeles El Segundo Dunes at W end of L.A. International Airport 30 Comment
  JEPS47113  Cuscuta californica K. Brandegee Los Angeles Ravenna Comment
  CDA39963  Cuscuta indecora var. neuropetala T. C. Fuller 1958-8-5 s.n. Los Angeles One mile south of Lancaster. 0 Comment
  JEPS22773  Cycladenia humilis var. venusta Rimo Bacigalupi with Reino Alava 1958-7-20 6430 Los Angeles along Angeles Crest Highway (State Highway 2) just s Mt. Lewis (just w of Dawson Saddle, above headwaters of South Fork of Big Rock Creek, San Gabriel Mts.); San Gabriel Mts., above headwaters South Fork Big Rock Creek 2429 Comment
  RSA79235  Cycladenia humilis var. venusta G. R. Campbell 1952-6-28 17290 Los Angeles South slope Mt. (''Baldy'') San Antonio 2499 Comment
  RSA662064  Cyclospermum leptophyllum A. R. Roos 1958-3-29 s.n. Los Angeles A parking strip on the 1900 block of Westwood Blvd. Comment
  POM307837  Cynodon dactylon Henry J. Ramsey, Henry J. Ramsey 1938-1-9 2764 Los Angeles Altadena. Comment
  SD39905  Cynodon dactylon E. A. Purer 1931-5-19 1508 Los Angeles El Segundo Comment
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Jul 10 2010
  UCR209316  Cyperus eragrostis A. C. Sanders 2009-11-6 37222 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA365086  Cyperus esculentus Louis Greata 1900-08 s.n. Los Angeles Cienega, Los Angeles. Comment
  UCD141093  Cyperus esculentus Louis C. Wheeler 1932-8-9 1127 Los Angeles 2 miles SW Azusa. 106 Comment
  CDA2577  Cyperus owanii T. C. Fuller 1972-4-19 19941 Los Angeles Botanic Garden, University of California, Westwood. 0 Comment
  RSA0110588  Cystopteris fragilis Richard G. Swinney 2010-6-8 13240 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream. 598 Comment
  CAS-BOT-BC70545  Cystopteris fragilis Joseph Ewan 1932-7-4 7579 Los Angeles Millards Canyon, San Gabriel Mts. 1127 Comment
  POM3047  Datisca glomerata H. D. Hiatt 1916-6-3 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA634225  Datisca glomerata R. F. Thorne, C. W. Tilforth 1969-6-26 38216 Los Angeles San Gabriel Mountains: Angeles National Forest. Charlton Flats burn (of 1954). 1615 Comment
  RSA588925  Datisca glomerata T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2925 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
  UCD107703  Datisca glomerata Robert F. Thorne; Larry DeBuhr 1974-6-28 44772 Los Angeles San Gabriel Mts., Angeles National Forest: Datisca Gully, c. 2 mi. S of Islip Saddle on W-facing slope of Mt. Islip. 1828 Comment
  UCSB8389  Datisca glomerata Wedberg, H. 1958-7-15 Los Angeles Behind store at jct. of New and Old Topanga Rds.; Santa Monica Mountains Comment
  RSA640822  Datura wrightii Louis C. Wheeler 1930-11-12 s.n. Los Angeles LaVerne: Wheeler's residence. Comment
  UC1584721  Datura wrightii Tim Ross and Annette H. Ross 1991-6-3 5540 Los Angeles Elephant Hill w Pomona (w Pomona, southerly slope of hill); W Pomona, Elephant Hill 292 Comment
  OBI78472  Datura wrightii Tony Simon 1994-4-30 s.n. Los Angeles San Gabriel Mts, Big Tujunga Rd 2 mi from base 91 Comment
  UCR155346  Daucus pusillus A. C. Sanders 2005-5-5 29860 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  CAS-BOT-BC130924  Deinandra clementina Herman Knoche 1919-7-4 Series A, No. 983 Los Angeles Camp Mesquite, San Clemente Island Comment
  CAS-BOT-BC130936  Deinandra clementina W. S. Lyon 1884-1-1 s.n. Los Angeles Santa Catalina Isl. Comment
  SBBG97029  Deinandra clementina S. Boyd with T. Ross, L. Arnseth 1990-4-8 4419 Los Angeles Bryce Cyn near Malo Pt Comment
  UC1408993  Deinandra clementina Robert F. Thorne 1973-4-12 42888 Los Angeles plateau near Cutlass (above old dam); San Clemente Island 198 Comment
  JEPS26183  Deinandra fasciculata Peter H. Raven and Henry J. Thompson 1959-9-18 14451 Los Angeles University of California Santa Monica Mountains, West Los Angeles, University of Cali 152 Comment
  SBBG44977  Deinandra fasciculata I. W. Clokey, E. G. Anderson 1935-5-9 Los Angeles Pomona Hills 400 Comment
  CAS-BOT-BC294071  Deinandra kelloggii A. D. E. Elmer 1902-6-1 4181 Los Angeles Lancaster Comment
  JEPS12645  Deinandra kelloggii Louis C. Wheeler 1933-6-27 1888 Los Angeles Foorhill Blvd. at Eaton Wash; Pasadena 213 Comment
  SD224865  Delairea odorata Scott D. White 1995-2-11 2537 Los Angeles N end of San Dimas Res., directly across rd. from USFS San Dimas Stn., USGS 7.5' Glendora quad 456 Comment
  SBBG27163  Delphinium cardinale I. W. Clokey, B. Templeton -Aug-1929 4601 Los Angeles Mandeville Cyn 300 Comment
  UCR177307  Delphinium cardinale LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1027 Los Angeles Transverse Ranges; Verdugo Mountains, South side of mountains, along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon 262 Comment
  UCR3752  Delphinium cardinale Frank C. Vasek 1963-8-16 630816- 03 Los Angeles San Gabriel Mtns., Coldwater Canyon, 1 mi. below end of canyon at Widman Ranch gate Comment
  UC906484  Delphinium glaucum A. Nesta Dunn 1935-8-12 Los Angeles Guffys Spring San Gabriel Mts., Blue Ridge (hillside cienega) 2560 Comment
  UCR253903  Delphinium hansenii Mitch Provance 2010-5-6 0510- 09 Los Angeles Western Transverse Range/Western Mojave Desert, Tejon Ranch, Cow Spring Canyon, 1 mile north of Gookins Dry Lake, 1.8 mi. south of Hwy 138 junction with 280th West 1060 Comment
  RSA145428  Delphinium parishii Gale Sphon 1959-4-25 315 Los Angeles 5 miles north of Big Rock Creek Public Camp, Los Angeles. Comment
  POM209283  Delphinium parryi Frank W. Johnson 1910-3-7 s.n. Los Angeles Monrrovia 244 Comment
  CAS-BOT-BC116281  Delphinium parryi subsp. parryi H. D. Ripley; R. C. Barneby 1941-3-24 3188 Los Angeles Playa del Rey 9 Comment
  CAS-BOT-BC116297  Delphinium parryi subsp. parryi Alma Sweet 1919-4-1 s.n. Los Angeles Claremont Comment
  UCR194609  Delphinium patens R. G. Swinney 1999-4-9 7079 Los Angeles San Gabriel Mtns., Dime Canyon, c. 200 m south of Cattle Canyon at the falls 671 Comment
  CAS-BOT-BC116394  Delphinium patens subsp. hepaticoideum LeRoy Abrams 1901-4-11 1474 Los Angeles Santa Monica Canyon, Santa Monica Mts. Comment
  CAS-BOT-BC121531  Delphinium patens subsp. hepaticoideum M. E. Jones 1882-5-2 3204 Los Angeles Pasadena Comment
  RSA19883  Delphinium patens subsp. hepaticoideum I. W. Clokey, E. G. Anderson 1935-5-9 6621 Los Angeles San Dimas Canyon Comment
  RSA0011524  Delphinium patens subsp. montanum Orlando Mistretta, Christine Mistretta 2011-6-23 5725 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  SBBG95193  Dendromecon harfordii M. B. Dunkle 1928-3-17 1758 Los Angeles Emerald Bay Comment
  UC592909  Dendromecon harfordii Carl B. Wolf 1932-10-5 4228 Los Angeles on slopes Black Jack Peak; Santa Catalina Island, Black Jack Mine 426 Comment
  RSA228838A  Dendromecon rigida Robert F. Thorne 1971-6-26 40621 Los Angeles San Gabriel Mtns., Angeles National Forest: Shallow water at mouth of Big Tujunga Canyon. 427 Comment
  UC1126374  Dendromecon rigida G. T. Nordstrom 1935-2-21 336 Los Angeles 1 3/4 mi se mouth of Fish Creek; Angeles National Forest, Tejon Quadrangle Comment
  RSA595955  Deschampsia danthonioides J. Travis Columbus, C. R. Annable, C. dos Santos, J. Mark Porter, M. E. Siqueiros D 1996-6-5 2688 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 rd. mi. W from jct. with Sierra Hwy., In vernal pool basin (not evident from rd.) on shelf just N of and above Plum Canyon bottom and rd turnout with an adjacent Populus sp., in NE of 3 small depressions within basin 610 Comment
  RSA613264  Descurainia obtusa subsp. adenophora L. C. Wheeler 1932-8-2 1110 Los Angeles Crystal Lake, N fork San Gabriel River 1677 Comment
  UCR190458  Descurainia pinnata R. G. Swinney 2001-4-18 7888 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge 1223 Comment
  SBBG20506  Descurainia pinnata M. A. Piehl 1963-12-8 631080 Los Angeles Cave Cyn, near its mouth 12 Comment
  CAS-BOT-BC43123  Descurainia pinnata subsp. brachycarpa LeRoy Abrams 1901-4-3 1247 Los Angeles Santa Monica Mountains. San Fernando Valley. 182 Comment
  POM369384  Descurainia pinnata subsp. glabra Ora M. Clark 1929-3-30 s.n. Los Angeles E of Lancaster. Comment
  RSA599612  Descurainia pinnata subsp. glabra Steve Boyd, Lauren Raz 1997-4-16 9506 Los Angeles Liebre Mountains region: Lower Apple Canyon, due east of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and Interstate 5. 853 Comment
  POM369412  Descurainia pinnata subsp. menziesii M. B. Dunkle 1929-4-7 2092 Los Angeles White s Landing, Santa Catalina Island. Comment
  CLARK-A1528-2309  Descurainia sophia Alfred R. Roos 1954-5-4 Los Angeles Encino Comment
  UC463524  Dicentra chrysantha W. R. Dudley and F. H. Lamb 1896-6-19 4607 Los Angeles Saw Mill Canyon; Mt. Pinos 1828 Comment
  UCR271060  Dichelostemma capitatum R. G. Swinney 2011-6-6 15005 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA172264  Dichelostemma capitatum subsp. capitatum Robert F. Thorne, J. Henrickson 1963-5-5 32320 Los Angeles Top of ridge in Cobal Canyon, foothills of San Gabriel Mts., ca. 4 miles N of Claremont 518 Comment
  UC879607  Dichondra occidentalis F. R. Fosberg 1931-5-19 S 4916 Los Angeles Swain's Canyon Santa Catalina Island, Black Jack Mt. (head, base of mt.) 350 Comment
  RSA600886  Digitaria ischaemum L. C. Wheeler 1945-10-30 6164 Los Angeles San Gabriel Mountains. Kinneloa Canyon. 365 Comment
  UCD64080  Digitaria sanguinalis Ernest C. Twisselmann 1970-10-17 17548 Los Angeles Antelope Valley: Gorman Highway 5 miles W of Highway 14. 1005 Comment
  SBBG125472  Diplacus johnstonii A. Parikh, N. Gale 2010-6-18 3342 Los Angeles upper Big Tujunga Cyn, 0.9 km N of St Hwy 2, 0.3 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1240 Comment
  CHSC98723  Diplacus longiflorus LeRoy Gross; Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1078 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of mountains; south of Hostetter Motorway (on the Thomas Guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  CAS-BOT-BC43577  Dithyrea californica Marjorie Shaw; Edna Spaulding; Mrs. C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. Comment
  RSA508721  Dodecatheon clevelandii subsp. clevelandii Barry Burnell 1971-3-29 313 Los Angeles San Gabriel Mts.: Sycamore Canyon above Claremont at the top of Indian Hill Blvd. Pacific Slope. 396 Comment
  CAS-BOT-BC129967  Dodecatheon redolens Robert F. Thorne 1969-7-2 38336 Los Angeles San Gabriel Mts., Angeles National Forest: c. 1.8 miles S of Dawson Saddle on Angeles Crest Hwy. (NW slope of Mt. Hawkins) 2270 Comment
  JEPS22779  Dodecatheon redolens Rimo Bacigalupi with Reino Alava 1958-7-20 6436 Los Angeles one-half mi se Dawson Saddle (headwaters of Dorr Canyon, in gully on n slopes of Throop Peak, along Angeles Crest Highway (Calif. No. 2), San Gabriel Mts.); San Gabriel Mts., headwaters of Dorr Canyon 2377 Comment
  RSA462208  Dodecatheon redolens Robert Gustafson 1983-7-18 2780 Los Angeles Angeles Crest Hwy., Cortelyou Springs. 2134 Comment
  RSA616713  Dodecatheon redolens Louis C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns.: Dorr Canyon at Angeles Crest Hwy. (by Whitethorn picnic area). 2348 Comment
  RSA286657  Draba corrugata var. corrugata R. F. Thorne, Larry E. DeBuhr 1974-6-28 44780 Los Angeles near Lily Spring on N slope of Mt. Hawkins 2377 Comment
  CAS-BOT-BC536114  Drymocallis glandulosa var. reflexa LeRoy Abrams; E. A. McGregor 1908-6-20 371 Los Angeles Libre Mountain 1524 Comment
  UC212523  Drymocallis glandulosa var. viscida I. M. Johnston 1917-7-1 1753 Los Angeles Brown's Flats San Antonio Mts. 1371 Comment
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May 15 2007
  UC639580  Drymocallis glandulosa var. viscida Victor Duran 1933-7-29 3542 Los Angeles Buckhorn , Buckhorn (San Gabriel Mountains) Comment
  POM246560  Dryopteris arguta F. R. Fosberg 1931-4-2 R 85 Los Angeles Santa Catalina Island. Divide between Hamilton and Descanso Canyons. 100 Comment
  POM277170  Dryopteris arguta Lyman Benson 1945-2-16 11604 Los Angeles Big Dalton Canyon, Glendora 351 Comment
  UC1930147  Dryopteris arguta Mark Elvin, Orlando Mistretta 1996-3-24 137 Los Angeles Channel Islands; San Clemente Island: Eagle Canyon. Comment
  UC1543911  Dudleya Peter H. Raven and David Verity 15332 Los Angeles just nw mouth of Little Sycamore Canyon; Santa Monica Mtns; (Lat. N. 34 degrees; Long. 118 to 119 degrees W.) 22 Comment
  RSA423508  Dudleya cymosa Thekla Mohr 1911-1 s.n. Los Angeles Topanga, Los Angeles Comment
  CAS-BOT-BC428125  Dudleya cymosa subsp. cymosa Peter H. Raven; Robert F. Thorne 1964-5-7 19025 Los Angeles At summit of Saddle Rock, Santa Monica Mountains. Comment
  POM50305  Dudleya cymosa subsp. pumila L. R. Abrams 1901-07 1903 Los Angeles Wilson's trail 1371 Comment
  RSA660268  Dudleya cymosa subsp. pumila Orlando Mistretta, Peter L. Morrell 1992-6-4 498 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  SD82939  Dudleya multicaulis C. W. Tilforth 1971-5-30 381 Los Angeles Johnson's Pastures; hills north of Claraboya, Claremont. Comment
  UC1215222  Dudleya virens Peter H. Raven 1962-7-10 17984 Los Angeles canyon below Lemon Tank; San Clemente 228 Comment
  RSA167783  Dudleya virens subsp. hassei K. Thorne, P. C. Everett 1964-2-7 s.n. Los Angeles Santa Catalina Island. Just E of Avalon on rd to Pebbly Beach 8 Comment
  UCR259085  Dysphania ambrosioides R. G. Swinney 2010-9-1 13665 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Creek, under the overpass of the I-210 Fwy. and on either side, south of W. Tujunga Valley St. 338 Comment
  RSA0103474  Dysphania botrys R. G. Swinney 2011-10-18 15809 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
  UCR271167  Dysphania botrys R. G. Swinney 2011-9-27 15703 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  RSA582041  Echinochloa crus-galli L. C. Wheeler 1931-9-11 134 Los Angeles 2 mi. NE La Verne 373 Comment
  RSA623744  Echinochloa crus-galli Charlotte M. Hoak s.n. Los Angeles Santa Monica Canyon. Comment
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May 29 2014
  SEINET179711 Image available Echinochloa crus-galli F. A. MacFadden 1934-6-15 12925 Los Angeles Waste land[sic] - Culver City Comment
  UCR217693  Echinochloa crus-galli A. C. Sanders, Dan S. Cooper 2010-8-5 38558 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  LA200727  Ehrendorferia ochroleuca Jonathan Sauer; 1972-3-21 5016 Los Angeles 853 Comment
  LA210322  Ehrendorferia ochroleuca Carl Epling; Lincoln Ellison 1929-4-27 Los Angeles Santa Monica Mountains, Topango Canyon Comment
  SD172151  Ehrharta calycina Martin A. Piehl 1963-12-8 631117 Los Angeles San Clemente Island, West end of airfield runway inland from West Cove, (Southeast of Driggs) 17 Comment
  SBBG126182  Ehrharta erecta A. C. Sanders with T. B. Salvato, M. Provance 2009-5-27 36971 Los Angeles Baldwin Park, light industrial park at end of Cloverleaf Dr, E bank of San Gabriel River NE of its confluence with Walnut Crk, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines 89 Comment
  UCR229524  Ehrharta erecta Dan S. Cooper 2011-2-21 211- 34 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC113283  Eleocharis parishii John Thomas Howell 1930-5-12 4894 Los Angeles Border of rain-pool on alkaline flats, 5,5 mi N of Lancaster, Mojave Desert Comment
  RSA9691  Eleocharis radicans L. C. Wheeler 1931-9-13 145 Los Angeles Puddingstone Dam, San Jose Hills. 274 Comment
  UCR126358  Eleusine indica A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27132 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  UCR256182  Elymus condensatus R. G. Swinney 2010-6-4 13072 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
  SBBG59327  Elymus elymoides V. Duran 1933-7-9 3506 Los Angeles Horse Flats 1676 Comment
  RSA609045  Elymus elymoides subsp. elymoides L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Mill Creek Picnic Grounds. 1098 Comment
  UC38266  Elymus elymoides subsp. elymoides H. M. Hall July 1899 1270 Los Angeles San Antonio Mountains 2133 Comment
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Oct 6 2014
  POM178021  Elymus glaucus Joseph A. Ewan 1931-5-16 4202 Los Angeles Dry Canyon above Calabasas, Santa Monica Mountains 366 Comment
  UCD61833  Elymus glaucus Robert F. Thorne 1966-6-1 36474 Los Angeles Santa Catalina Island. Edge of undergrowth in Pebbly Beach Canyon near end of road. 91 Comment
  UCR210213  Elymus glaucus R. G. Swinney 2008-9-10 9420 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek 1463 Comment
  CAS-BOT-BC206766  Elymus glaucus subsp. glaucus A. D. E. Elmer 1902-6-1 3750 Los Angeles Acton Comment
  RSA0098767  Elymus glaucus subsp. glaucus R. G. Swinney 2011-6-1 14947 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  RSA365349  Elymus glaucus subsp. jepsonii Robin S. Rollins 1973-5-15 331 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon. 610 Comment
  SEINET4674725  Elymus hispidus Steve Boyd, Mike Wall 1996-5-16 8793 Los Angeles Liebre Mountains, Ruby Canyon upstream from confluence with Elizabeth Lake Canyon at northwest end of Red Mountain, along Ruby Canyon Road ca. 0.9 mi E of jtn with Lake Hughes Road.; 0 622 Comment
  SBBG33431  Elymus multisetus A. D. E. Elmer -Jun-1902 3644 Los Angeles Acton Comment
  UC188855  Elymus multisetus J. H. Barber 1900-5-5 Los Angeles Santa Monica For. Sta. Comment
  RSA517116  Elytrigia intermedia subsp. intermedia Timothy S. Ross 1990-5-14 2471 Los Angeles Angeles National Forest: Yerba Buena Ridge Tujunga Ranger District 1128 Comment
  RSA598582  Emmenanthe penduliflora Louis C. Wheeler 1967-5-24 9716 Los Angeles San Gabriel Mountains. Indian Canyon Campground 823 Comment
  RSA597013  Emmenanthe penduliflora var. penduliflora Tim S. Ross 1990-6-25 3810 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  CAS-BOT-BC131153  Encelia actoni Le Roy Abrams; E. A. McGregor 1908-7-2 548 Los Angeles Rock Creek, slopes of the San Gabriel Mountains 1158 Comment
  RSA776325  Encelia actoni R. G. Swinney 2009-4-29 10605 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  RSA571639  Encelia californica F. H. Elmore 1939-11-26 s.n. Los Angeles Wilsons Cove, San Clemente Island. Comment
  RSA583047  Encelia californica Timothy S. Ross 1993-4-22 6892 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560ft). Southerly coastal slope 1320m SE of Cactus Peak summit 351 Comment
  SFV21027  Encelia californica L. Gross 2002-2-24 484 Los Angeles Verdugo Mountains Northwest side of mountains. Entered at corners of Ledge Ave. and Tuxford Street 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
  UC895500  Encelia californica F. R. Fosberg 1931-3-18 S 4290 Los Angeles Hamilton Canyon Santa Catalina Island, Hamilton Canyon 10 Comment
  RSA0051542  Encelia californica Elwood Fordham 1951-4-7 s.n. Los Angeles Pt. Dume. 27 Comment
  SFV21074  Encelia farinosa L. Gross 2001-3-16 342 Los Angeles Verdugo Mountains North side of mountains on Whiting Woods Mountainway, dirt road at end of Whiting Woods Road, in Verdugo City. Road starts at Henderson Canyon and climbs to the main crest. 701 Comment
  JEPS49134  Ephedra nevadensis Frank W. Peirson 1921-5-19 1527 Los Angeles Little Rock Creek San Gabriel Mountains, Little Rock Creek 944 Comment
  LA6799  Ephedra nevadensis Carl Epling; 1926-4-24 sn Los Angeles Antelope Valley, Palmdale Comment
  NY73772  Ephedra nevadensis T. S. Ross 1992-4-4 6104 Los Angeles San gabriel Mountains: Big Rock Creek: ca. 0.25 mile south of Big Pines Highway, on alluvial bench between the stream and Bog Rock Creekl Road. Valyermo USGS 7.5' Quad 1207.0 Comment
  UCR185587  Ephedra viridis A. C. Sanders 2007-4-25 33580 Los Angeles Tehachapi Mtns., Oso Canyon, 0.25 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1159 Comment
  LA206170  Epilobium canum Louis C. Wheeler; 1931-9-26 160 Los Angeles SAN GABRIEL MOUNTAINS, 2 mi. N of Claremont. 411 Comment
  LA200707  Epilobium canum subsp. canum Martha Hilend Kinsey; 1935-11-16 sn Los Angeles SANTA MONICA MOUNTAINS, Bel Air Estates. Comment
  POM265816  Epilobium canum subsp. canum J. C. Roos 1941-10-11 866 Los Angeles Mandeville Canyon, Santa Monica Mountains. Comment
  POM2979  Epilobium canum subsp. canum L. T. Street 1918-11-3 s.n. Los Angeles San Jose Hills. Comment
  RSA133812  Epilobium canum subsp. canum Peter H. Raven 1958-9-28 137371 Los Angeles Elysian Park. 213 Comment
  RSA579569  Epilobium canum subsp. canum Tim S. Ross, Steve D. Boyd 1994-9-20 8244 Los Angeles Upper Bouquet Canyon: ca 2225 m WSW of Lincoln Crest (the canyon head), and ca 2825 m E of Bouquet Reservoir, along Bouquet Canyon Road. 980 Comment
  RSA588439  Epilobium canum subsp. canum Fordyce Grinnell Jr. 1911-09 s.n. Los Angeles Bailey Canyon, San Gabriel Mountains. Comment
  CAS-BOT-BC171930  Epilobium canum subsp. latifolium F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Mt. Wilson Ridge 1767 Comment
  RSA522446  Epilobium canum subsp. latifolium Tim S. Ross, Peter Fritsch 1990-7-10 4059 Los Angeles San Gabriel Mountains, Angeles National Forest: NE of Tie Summit Station and E of Angeles Forest Hwy. Tujunga Ranger District. 1488 Comment
  RSA766856  Epilobium ciliatum Justin M. Wood 2009-9-9 1297 Los Angeles [City of Claremont;] Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  RSA448494  Epilobium ciliatum E. S. Spalding 1923-7-12 s.n. Los Angeles Los Angeles. Comment
  RSA600733  Epilobium glaberrimum subsp. glaberrimum Louis C. Wheeler 1954-9-1 7081 Los Angeles San Gabriel Mountains: Little Rock Creek, ca. 1 mile downstream from Cooper Creek. Comment
  POM1814  Epipactis gigantea Lois Clency 1916-5-30 s.n. Los Angeles San Antonio Canyon. Comment
  RSA0082563  Epipactis gigantea R. G. Swinney 2010-6-23 13333 Los Angeles Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin. 341 Comment
  UC211459  Equisetum laevigatum I. Johnston 1917-5-13 27 U Los Angeles El Monte 106 Comment
  UCR191254  Equisetum laevigatum R. G. Swinney 1999-6-30 7474 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.3 mi. north of Big Pines Hwy at All Nations Camp 1561 Comment
  UCSB8207  Equisetum laevigatum Haller, Norman 1953-4-18 Los Angeles Hwy. 99, 12 mi S of Gorman. 914 Comment
  RSA668155  Eremalche exilis Ian Swift 2001-5-17 123 Los Angeles Upper Soledad Cyn., Santa Clara River wash, 0.5 mi. southeast of Acton. 939 Comment
  LA34231  Eremocarpus setiger Peter H. Raven; Henry J. Thompson 1959-6-4 14333 Los Angeles Santa Monica Mountains, Pt. Dume, behind the point 45 Comment
  POM2787  Eremocarpus setiger M. Hitchcock 1918-07 3 Los Angeles Van Nuys Comment
  UCD105316  Eremogone macradenia var. arcuifolia Steve Boyd; Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10031 Los Angeles Liebre Mountains Region: Upper northern flank of Liebre Mountain at head of Tentrock Canyon along dirt track northeast of Forest Service wildlife drinker site. 1584 Comment
  RSA0104856  Eriastrum densifolium subsp. austromontanum T. S. Ross 1992-7-17 6720 Los Angeles San Gabriel Mtns: Summit of Condor Peak. 1645 Comment
  RSA0106903  Eriastrum densifolium subsp. austromontanum R. G. Swinney 2009-7-23 11383 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  CAS-BOT-BC512644  Eriastrum densifolium subsp. austromontanum H. E. Hasse 1893-8-20 s.n. Los Angeles At Acton and in the mountains Comment
  SEINET14591787  Eriastrum luteum K. Brandegee 1910-1 135 Los Angeles Ravenna. 750 Comment
  JEPS123279  Eriastrum rosamondense David Gowen 2005-5-11 309 Los Angeles Hwy 138 (West Ave. D) west of Lancaster. NE corner of intersection with 40th Street W. Comment
  UCR182850  Eriastrum sapphirinum subsp. ambiguum R. G. Swinney 1997-8-6 5762 Los Angeles San Gabriel Mtns, Table Mountain area, ridge immediately east of Jesus Canyon, at north end of road 4N57, NW of Wrightwood 1890 Comment
  CAS-BOT-BC514970  Eriastrum sapphirinum subsp. dasyanthum L. R. Abrams 1901-7-1 1911 Los Angeles Claremont Comment
  POM70001  Ericameria cooperi Marcus E. Jones 1925-5-4 s.n. Los Angeles Near Lancaster Comment
  UCR140597  Ericameria cooperi Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-16 1- 4 Los Angeles Western Transverse Range, Acton [near Red Rover Mine], Escondido Canyon off Route 14, Site L1 950 Comment
  UCR223818  Ericameria cooperi R. G. Swinney 2009-6-17 11188 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  SBBG62822  Ericameria cooperi var. cooperi R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  RSA127988  Ericameria ericoides var. ericoides H. J. Thompson 1958-10-23 1819 Los Angeles Point Dume. 30 Comment
  RSA191192  Ericameria linearifolia R. F. Thorne, M. Z. Thorne 1967-7-19 37142 Los Angeles San Gabriel Mts., Angeles National Forest, Crytal Lake Recreation Area: just above junction of roads to Crystal Lake and Angeles Crest Hwy. 1555 Comment
  RSA570200  Ericameria linearifolia Timothy S. Ross, Steve Boyd, L. Arnseth 1991-4-30 5038 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash 841 Comment
  RSA776327  Ericameria linearifolia R. G. Swinney 2009-4-29 10603 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  SD90388  Ericameria linearifolia Robert F. Thorne, C. W. Tilforth 1973-4-20 42987 Los Angeles San Gabriel Mountains; 1 mile north of Bob's Gap, 3.2 miles south of Llano. 1145 Comment
  UCR271570  Ericameria nauseosa subsp. consimilis R. G. Swinney 2011-10-13 15794 Los Angeles San Gabriel Mountains, Chilao Flat, FS road crossing of Chilao stream, east of Chilao Visitors Center and west of Hwy 2 1622 Comment
  UCR265500  Ericameria palmeri Dan S. Cooper 2015-5-13 515- 46 Los Angeles Los Angeles Basin; Coastal Plain, Willow Springs oil field, Long Beach, west of Signal Hill, NW of intersection of Orange Ave. & Willow St. 30 Comment
  RSA0115282  Ericameria palmeri var. pachylepis Richard G. Swinney 2010-10-5 13989 Los Angeles San Gabriel Mountains: east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  POM359444  Ericameria parishii var. parishii F. R. Fosberg, Joseph A. Ewan 1931-8-14 5032 Los Angeles Lower Pine Flats, N. fork San Gabriel. San Gabriel Mts. 1524 Comment
  RSA359445  Ericameria parishii var. parishii Anstruther Davidson 1893-08 s.n. Los Angeles Wilsons Peak. Comment
  CAS-BOT-BC293148  Ericameria pinifolia C. B. Wolf 1931-10-20 2469 Los Angeles 1/2 mile east of Pacoima Creek Bridge on the Tujunga to San Fernando Road 365 Comment
  SBBG109137  Erigeron canadensis S. A. Junak 1997-10-28 SCl 981 Los Angeles N side of San Clemente Island Ridge Rd, just N of Triangulation Pt "Rest", between the forks of Mosquito Cyn 408 Comment
  UCR256231  Erigeron foliosus R. G. Swinney 2010-6-4 13043 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  JEPS81721  Erigeron foliosus var. foliosus Rimo Bacigalupi with Reino Alava 1958-7-20 6402 Los Angeles Charleton Flat San Gabriel Mountains, Angeles National Forest (close to Angeles Crest Highway (State Highway 2)) 1623 Comment
  SBBG94228  Erigeron foliosus var. foliosus F. R. Fosberg 1931-7-9 5361 Los Angeles Avalon 50 Comment
  CAS-BOT-BC296208  Erigeron foliosus var. foliosus H. Dearing; M. Dearing 1937-7-4 s.n. Los Angeles Big Bear Lake, San Bernardino Mts. Comment
  RSA771615  Erigeron foliosus var. stenophyllus R. F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42196 Los Angeles Angeles National Forest; Along Angeles Crest Hwy near Three Points. 1829 Comment
  SFV18434  Eriodictyon crassifolium C. Ferguson 1971-5-5 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Hillside east of Nature Center. 460 Comment
  CAS-BOT-BC189150  Eriodictyon crassifolium var. nigrescens Timothy S. Ross; Steve Boyd 1994-5-10 7691 Los Angeles Saddle divide between East Fork Fish Canyon and Warm Springs Canyon, vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132), ca 2920 meters NNW of Warm Springs Mountain summit 585 Comment
  RSA455004  Eriodictyon crassifolium var. nigrescens Fay A. MacFadden 1931-3-29 s.n. Los Angeles La Tuna Canyon, Verdugo Hills 335 Comment
  UC1871047  Eriodictyon crassifolium var. nigrescens Tim Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3922 Los Angeles Liebre Mountain: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1487 Comment
  UCR200172  Eriodictyon crassifolium var. nigrescens Valerie Soza, Laura A. Moore 2000-5-10 836 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive at fire gate to powerlines 595 Comment
  UCR259675  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-4-1 12139 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  PASA2090  Eriodictyon trichocalyx Sally Ellis 1939-5-5 Los Angeles Base line Comment
  RSA654192  Eriodictyon trichocalyx Marilyn Porter 1991-5-17 18 Los Angeles Upland at San Bernardino County line, south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 670 Comment
  SDSU6048  Eriodictyon trichocalyx A. H. Gallup 1948-4-21 146 Los Angeles 'The Wash' Claremont. 366 Comment
  UCR209941  Eriodictyon trichocalyx R. G. Swinney 2008-7-15 9209 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  UCR163320  Eriogonum B. G. Pitzer 1998-5-12 3706 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 Comment
  UCSC011220  Eriogonum Adam Searcy 2015-7-10 80 Los Angeles Santa Clarita, Vista Canyon Ranch, Santa Clara River Comment
  IRVC28798  Eriogonum angulosum A. C. Sanders, Mark A. Elvin 2002-8-26 25580 Los Angeles Newhall Ranch, San Martinez Grande Canyon, north of Hwy 126, west side of canyon, WNW of Del Valle Western Transverse Range/Santa Clara River Watershed 335 Comment
  RSA750962  Eriogonum angulosum Mark A. Elvin 2003-6-19 2949 Los Angeles hills west of San Martinez Grande Canyon and north of Calif. Hwy 126, Newhall Ranch 366 Comment
  UCD99684  Eriogonum angulosum A. C. Sanders 2002-8-26 25580 Los Angeles Western Transverse Range/Santa Clara River Watershed; Newhall Ranch, San Martinez Grande Canyon, north of Hwy 126, west side of canyon. WNW of Del Valle. 335 Comment
  RSA393125  Eriogonum arborescens Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
  UC412875  Eriogonum baileyi A. Davidson 1901-8-11 1951 Los Angeles Rock Creek Comment
  RSA226036  Eriogonum brachyanthum Robert F. Thorne, C. W. Tilforth 1971-6-29 40661 Los Angeles San Gabriel Mountains, Angeles National Forest: Lttle Rock Creek, just below Little Rock Forestry station, 1/2 mi. below Little Rock Dam 945 Comment
  UCSC011218  Eriogonum brachyanthum Adam Searcy 2015-7-10 78 Los Angeles Santa Clarita, Vista Canyon Ranch, Santa Clara River Comment
  RSA658526  Eriogonum cinereum Diane Elliott 1985-5-17 38 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  SBBG61918  Eriogonum cinereum J. Ewan 1929-6-22 Los Angeles Roger's Cyn 144 Comment
  RSA776549  Eriogonum davidsonii Orlando Mistretta, Christine Mistretta 2010-6-15 5322 Los Angeles Upper Big Tujunga canyon; Lynx Gulch. Along Lynx Gulch Road, 0.44 road miles N of junction with Upper Big Tujunga Canyon Road. 1018 Comment
  UCR194356  Eriogonum davidsonii R. G. Swinney 1998-9-4 6917 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  UCR271848  Eriogonum davidsonii R. G. Swinney 2011-5-31 14885 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  CAS-BOT-BC242761  Eriogonum davidsonii John Thomas Howell 1947-7-18 23381 Los Angeles Mill Creek, San Gabriel Mts. 1219 Comment
  RSA766448  Eriogonum elongatum Joseph A. Ewan 1927-9-20 1516 Los Angeles At roadside Higgins Canyon, Santa Monica Mts. Comment
  SDSU6562  Eriogonum elongatum A. H. Gallup 1948-10-21 72 Los Angeles Lebec. San Gabriel Mt. Range. 1067 Comment
  CAS-BOT-BC249780  Eriogonum elongatum var. elongatum Carl B. Wolf 1932-10-19 4352 Los Angeles South base of Ridge Route, 1.5 miles North of Castaic 548 Comment
  UC72678  Eriogonum elongatum var. elongatum Pupils of Los Angeles High School under Miss E. Palmer May 1901 Los Angeles Claremont Comment
  RSA0072141  Eriogonum fasciculatum Carol Frazier 1966-5-26 s.n. Los Angeles SanRafael Hills. 213 Comment
  RSA658410  Eriogonum fasciculatum Erinn Wilson 1996-5-18 30 Los Angeles Found in G canyon CPU Comment
  UCR193634  Eriogonum fasciculatum subsp. foliolosum A. C. Sanders 2008-7-10 35732 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
  HSC65733  Eriogonum fasciculatum var. fasciculatum R. F. Thorne, D. Propst, M. Haefs 1974-9-12 45110 Los Angeles Santa Catalina Island, halfway between airport and Rancho Escondido 274 Comment
  RSA393412  Eriogonum fasciculatum var. foliolosum Anstruther Davidson 1889-07 s.n. Los Angeles Foothills. Los Angeles. Comment
  SEINET11937916  Eriogonum fasciculatum var. foliolosum H. W. Graham 1927-1 9- 9 -44 Los Angeles along trail and rd from Mt Lowe Tavern, Mt. Lowe to observatory and Mt. Wilson, near Los Angeles Comment
  CHSC100186  Eriogonum fasciculatum var. polifolium John Dittes 2006-6-5 1403 Los Angeles Transverse Ranges; San Gabriel Mtns; Peace Valley, east of Gorman Creek; ca. 4.9 air miles NW of Pyramid Lake dam, 6.7 air miles SE of Gorman, and 0.6 air miles N of confluence of Gorman Creek and creek passing out of Canada de Los Alamos; east side of Interstate Hwy 5, north and east of Little Bear Road exit. 896 Comment
  SBBG12770  Eriogonum giganteum var. giganteum E. R. Blakley 1962-10-3 5375 Los Angeles banks around Wrigley Reservoir at the summit of the island rd 426 Comment
  SBBG62115  Eriogonum gracile R. Hoffmann 1928-9-11 Los Angeles between Lang and Acton Comment
  UC6311  Eriogonum gracile A. J. McClatchie 1892-9-5 46 Los Angeles near Pasadena Comment
  POM2322  Eriogonum gracile N. R. Shaw 1900-6-7 s.n. Los Angeles Claremont. Comment
  RSA393231  Eriogonum gracile var. gracile E. A. Purer 1933-10-7 5596 Los Angeles El Segundo. Comment
  SBBG62141  Eriogonum gracillimum R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  RSA393220  Eriogonum grande var. grande M. B. Dunkle 1939-4-6 7290 Los Angeles Buck beach, Mosquito Harbor, San Clemente Island Comment
  UC77746  Eriogonum grande var. grande T. S. Brandegee 1894-4-25 Los Angeles San Clemente Isl. Comment
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Mar 5 2011
  RSA607389  Eriogonum hirtiflorum Louis C. Wheeler 1968-7-22 s.n. Los Angeles San Gabriel Mountains; Devil's Canyon. 1433 Comment
  RSA578519  Eriogonum inerme var. hispidulum Tim S. Ross, S. D. Boyd 1994-6-22 8000 Los Angeles Warm Springs Mountain: ca 450 m NW of summit 1140 Comment
  UC1032121  Eriogonum kennedyi A. D. Gifford 1935-4-2 548 Los Angeles Sawmill Creek Tejon Quadrangle, Sawmill Creek Comment
  RSA0065489  Eriogonum kennedyi Marion P. Harthill 1971-9-25 595 Los Angeles Mt. Baden Powell, Angeles National Forest 2834 Comment
  RSA552444  Eriogonum mohavense D. Charlton 1991-6-22 5418 Los Angeles Southwest Lancaster, corner of K and 40th streets. Antelope Valley, drainage from San Gabriel mtn foothills. 732 Comment
  CAS-BOT-BC257750  Eriogonum parvifolium J. Ewan 1930-9-15 5554 Los Angeles 1/2 mile south of Palisades del Rey Comment
  UCR50876  Eriogonum parvifolium A. C. Sanders 1988-5-18 7840 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  POM211794  Eriogonum parvifolium var. parvifolium Louis C. Wheeler 1933-9-2 2093 Los Angeles Santa Monica. 5 Comment
  JEPS56558  Eriogonum plumatella Ralph Hoffmann 1930-4-29 Los Angeles Lancaster 711 Comment
  RSA587206  Eriogonum pusillum Orlando Mistretta, Christine Mistretta 1995-5-2 1661 Los Angeles San Gabriel Mountains, Carr Canyon. 1037 Comment
  CAS-BOT-BC267757  Eriogonum roseum Lester Rowntree 1928-10-5 s.n. Los Angeles Bouquet Canyon Comment
  RSA530064  Eriogonum saxatile Tim S. Ross 1991-8-16 5858 Los Angeles San Gabriel Mountains, Horse Flats. 1721 Comment
  SBBG126979  Eriogonum saxatile A. Parikh, N. Gale 2011-6-28 3517 Los Angeles upper Big Tujunga Cyn, 0.2 km SW of Shortcut Station, 0.4 km N of St Hwy 2; San Gabriel Mtns 1293 Comment
  RSA603205  Eriogonum umbellatum var. munzii Steve Boyd, Laura Moore, Mike Wall 1997-7-24 10020 Los Angeles Liebre Mountains Region: Summit of Liebre Mountain, saddle between Richardson and Bear canyons, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A). 1646 Comment
  CAS-BOT-BC264874  Eriogonum viridescens James L. Reveal 1978-6-25 4776 Los Angeles Along Avenue F, 0.5 mile east of California Highway 138, north of Lancaster 716 Comment
  RSA0116190  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2011-10-13 15790 Los Angeles San Gabriel Mountains; Chilao Flat, jct. of Chilao Flat Rd. (north entrance) & Silver Moccosin Trail. 1582 Comment
  UCR106900  Eriogonum wrightii var. subscaposum Steve Boyd, Lauren Raz 1997-6-18 9985 Los Angeles San Gabriel Mtns., N base of Portal Ridge along the Broad Cyn Motorway, east of the mouth of Broad Cyn, edge of the Antelope Valley. 951 Comment
  RSA600739  Eriophyllum ambiguum var. ambiguum L. C. Wheeler 1955-4-17 7139 Los Angeles San Gabriel Mountains: Bare Mountain Canyon, off Little Rock Creek. Comment
  POM357905  Eriophyllum confertiflorum M. Maslow 1968-5-12 42 Los Angeles Placerita Canyon State Park, 1.5 miles N of Newhall, 2.1 miles W of Hwy 14. Comment
  POM357921  Eriophyllum confertiflorum F. R. Fosberg 1931-5-21 s 4961 Los Angeles Fourth of July Canyon, Santa Catalina Island. 10 Comment
  POM357930  Eriophyllum confertiflorum Norman C. Cooper 1945-5-1 2237 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  POM6344  Eriophyllum confertiflorum M. Durant 1918-5-15 s.n. Los Angeles Claremont. Comment
  RSA714687  Eriophyllum confertiflorum A. C. Sanders, Mark A. Elvin 2003-6-18 26949 Los Angeles Western Transverse Range: around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon. 1037 Comment
  RSA755632  Eriophyllum confertiflorum R. G. Swinney 2008-7-15 9206 Los Angeles Winston Peak. 2275 Comment
  LA83325  Eriophyllum confertiflorum var. confertiflorum O. H. Kappler; 1944-6-4 662 Los Angeles San Gabriel Mountains, Soledad Canyon, near Sand Canyon 365 Comment
  LA94441  Eriophyllum confertiflorum var. confertiflorum Carl Epling; Lincoln Ellison 1929-4-27 43 Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA0091349  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-10-10 15730 Los Angeles 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 1537 Comment
  RSA527604  Eriophyllum nevinii Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4431 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA598525  Eriophyllum nevinii J. P. Rebman, Jonathon Dunn 1996-4-29 3112 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island. 15 Comment
  RSA713249  Eriophyllum pringlei LeRoy Gross 2005-5-3 2223 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
  SBBG61085  Eriophyllum pringlei M. N. Ackley 1926-5-6 271 Los Angeles Little Rock foothills 914 Comment
  SBBG61087  Eriophyllum pringlei R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  RSA358143  Eriophyllum wallacei Anstruther Davidson 1893-5-1 s.n. Los Angeles San Fernando Comment
  SEINET7063586  Eriophyllum wallacei A. G. Vestal 1947-4-8 s.n. Los Angeles East of Littlerock on Pearblossom Highway. UTM Zone 11, 410583mE, 3820399mN. (WGS84/NAD83). 887 Comment
  UCD132246  Eriophyllum wallacei Geoffrey Levin 1975-5-17 505 Los Angeles 1.5 mi. east on State 138 from junction with State 18 near Pinyon Hills. Drainage Area: Mohave River. 1158 Comment
  RSA316354  Eriophyllum wallacei R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54976 Los Angeles San Gabriel Mts: 1158 Comment
  SBBG96631  Erodium botrys S. Boyd with T. Ross, L. Arnseth 1990-4-6 4138 Los Angeles Stone House Field Stn on E side of island, headland between Stone and Burns Cyns 457 Comment
  RSA611073  Erodium botrys Louis C. Wheeler 1970-6-9 s.n. Los Angeles San Pedro: Harbor Blvd. at 4th Street. 3 Comment
  UCR259943  Erodium cicutarium R. G. Swinney 2010-3-18 11979 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  LA82188  Erodium moschatum O. H. Kappler; 1941-2-25 91 Los Angeles SANTA MONICA MOUNTAINS, Santa Monica. Comment
  POM50370  Erodium moschatum W. W. Eggleston 1924-3-7 19516 Los Angeles Claremont. Comment
  SBBG19220  Erodium moschatum M. A. Piehl 1963-12-8 63193 Los Angeles 0.25 mi from mouth of Cave Cyn 9 Comment
  HSC24313  Erysimum capitatum var. capitatum William Holbrook 1967-4-15 59 Los Angeles 18 mi. NW of Palmdale on Munz Canyon Rd. in Mojave Desert 793 Comment
  RSA530293  Erysimum capitatum var. capitatum Franklin W. Klepinger 1938-4-23 s.n. Los Angeles Malibu Lake region. Comment
  SD253417  Erysimum capitatum var. capitatum R. G. Swinney 2011-5-12 14714 Los Angeles San Gabriel Mountains: along Cabin Canyon Creek near the confluence with Aliso Canyon (Pacifico Mountain 7.5'Q) 1195 Comment
  RSA530299  Erysimum capitatum var. capitatum Elbert Benjamine 1929-3-3 46 Los Angeles Gravelly hillside, La Crescenta. Comment
  SEINET255563 Image available Erythranthe guttata Jennifer H. Jones 2006-1 305 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns.: just in front of Claremont Wilserness Park, N end of Mills Avenue (Cobal Canyon) 497 Comment
  RSA127771  Eschscholzia californica Peter H. Raven, H. J. Thompson 1959-6-4 14317 Los Angeles Dune grassland behind Point Dume. 46 Comment
  UCD95308  Eschscholzia californica P. C. Everett; E. K. Balls 1960-5-30 24166 Los Angeles 2.2 miles north from entrance to Angeles National Forest (San Gabriel Canyon.) 365 Comment
  RSA570054  Eschscholzia californica var. peninsularis Tim S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4911 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  CAS-BOT-BC83104  Eschscholzia minutiflora Marjorie Shaw; Edna Spaulding; Mrs. C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. Comment
  UC1871174  Eschscholzia minutiflora T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4846 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  SBBG19127  Eschscholzia ramosa M. A. Piehl 1963-12-7 631056 Los Angeles near shore opposite Pyramid Head on SE tip 9 Comment
  CATA3266  Eucalyptus conferruminata Julia Parish, Ben Dion 2017-1-30 008 Los Angeles Santa Catalina Island: East side of the lower campsite at Black Jack Campground 455 Comment
  CDA40310  Eucrypta chrysanthemifolia T. C. Fuller 1962-4-1 8169 Los Angeles Bank of San Dimas Canyon wash, 1.6 miles north of Foothill Boulevard, San Dimas. 0 Comment
  UCR270964  Eucrypta chrysanthemifolia R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14321 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
  RSA151311  Eucrypta chrysanthemifolia Peter H. Raven 1962-5-10 17719 Los Angeles Near head of canyon north of Thirst (south side), San Clemente Island. 427 Comment
  RSA598951  Eucrypta chrysanthemifolia var. chrysanthemifolia R. G. Swinney 1989-5-11 s.n. Los Angeles in and near Glendora Wilderness Park, Big Dalton Canyon. Dirt road on SE side of Big Dalton debris basin. 366 Comment
  UCR189722  Euphorbia albomarginata R. G. Swinney 1998-7-10 6375 Los Angeles San Gabriel Mtns., Prairie Fork, near Cabin Flats Campground 1622 Comment
  UCR43323  Euphorbia albomarginata David Charlton 1986-6-15 309 Los Angeles San Gabriel Mtns., Mile High, intersection of Swarthout Canyon Road and Largo Vista Road (N4) 1067 Comment
  RSA602025  Euphorbia crenulata L. C. Wheeler 1964-6-8 8478 Los Angeles San Gabriel Mountains: West Fork Palmer Canyon. Comment
  RSA499116  Euphorbia helioscopia L. C. Wheeler 1936-6-28 4194 Los Angeles 3 miles SE of El Monte Comment
  POM2698  Euphorbia lathyris A. J. Cook 1902-6-1 2 c Los Angeles San Jose Hills. Pomona California. 61 Comment
  UCD142568  Euphorbia melanadenia Fay A. MacFadden 1931-3-4 s.n. Los Angeles Tuna Canyon. Comment
  UCR109013  Euphorbia melanadenia L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mtns., W side of divide between Little Tujunga and Ebey Canyon, along road 640 Comment
  RSA432443  Euphorbia palmeri Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  RSA188149  Euphorbia peplus R. F. Thorne, P. C. Everett 1965-6-22 34881 Los Angeles Santa Catalina Island. Up Avalon Canyon beyond (NE of) mausoleum. 152 Comment
  RSA308887  Euphorbia peplus Kay H. Beach 1943-5-4 652 Los Angeles San Dimas canyon about 1 mile above Guard Station, San Dimas Experimental Forest. U.S. Forest Dept. Comment
  UCR99474  Euphorbia spathulata Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9479 Los Angeles San Gabriel Mtns., Liebre Mountains, upper watershed of Osito Cyn between Hwy I-5 & the Old Ridge Route, vic. of 'Osito Flat,' a distinctive, open grassy break in slope under the high tension power lines. 915 Comment
  CATA912  Extriplex californica Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-14 1755 Los Angeles Santa Catalina Island: Hillside south of Ben Weston Beach 30 Comment
  SBBG13598  Extriplex californica P. H. Raven 1962-7-10 17951 Los Angeles near W shore of island W of Wall 2 Comment
  UCR271165  Festuca microstachys R. G. Swinney 2011-4-20 14461 Los Angeles San Gabriel Mountains/ Western Mohave Desert, Vincent, 2.9 miles SE of Lake Palmdale on Carson Mesa, 100-200 m east of Angeles Forest Hwy 1000 Comment
  UCR255773  Festuca myuros R. G. Swinney 2010-5-4 12493 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  LA13122  Festuca myuros Marjorie Bowler; 1937-11-23 107 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  LA82508  Festuca octoflora O. H. Kappler; 1943-5-9 402 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SD69458  Festuca perennis Robert F. Thorne, P. Everett 1965-6-23 34985 Los Angeles Santa Catalina Island: near Hotel St. Catherine in Descanso Canyon 14 Comment
  SEINET10621143  Ficus carica Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3882 Los Angeles City of Santa Monica. Trader Joe's: 3212 Pico Boulevard: Santa Monica, CA, 90405: (310) 581-0253 - phone. 30 Comment
  RSA712902  Ficus rubiginosa A. C. Sanders, Lee Jones 2005-4-8 29373 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  UCR155911  Ficus rubiginosa A. C. Sanders, Lee Jones 2005-4-8 29373 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  UCR259949  Filago californica R. G. Swinney 2010-4-28 12436 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  RSA533918  Filago californica Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5190 Los Angeles San Clemente Island: Twin Dams, shallow pond at the westerly of two earthen dams, and mesic inlet draw 474 Comment
  RSA589205  Filago depressa Timothy S. Ross 1991-4-27 4631 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  RSA594590  Filago gallica L. C. Wheeler 1967-5-7 9294 Los Angeles San Gabriel Mountains. Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon. 640 Comment
  RSA6049  Foeniculum vulgare C. B. Wolf 1932-10-3 4214 Los Angeles Santa Catalina Island. About 1 1/4 mile from Wrigley Drive on road to Renton Mine (head of right fork of Pebbly Beach canyon) 305 Comment
  UC2026478  Foeniculum vulgare Louis C. Wheeler 1946-10-26 6394 Los Angeles SAN GABRIEL MOUNTAINS: West side of San Gabriel Canyon. Comment
  UCR274342  Foeniculum vulgare Steven A. Junak 1999-9-9 SCa- 1076 Los Angeles California Islands, Santa Catalina Island. Top of Black Jack Peak, at microwave installation 610 Comment
  SFV21068  Forestiera pubescens L. Gross 2001-3-25 360 b Los Angeles Verdugo Mountains Off Verdugo Crestline Drive, dirt road that is north of the 210 Freeway in the northwest section of the mountains, just east of Sunland exit offramp. You can get on this fire road from the west at Topley Lane and Newhome Ave. off of Foothill Blvd in Sunland. 549 Comment
  CAS-BOT-BC384172  Forestiera pubescens subsp. parvifolia Robert F. Thorne; Walter Wisura; Suzanne Granger; Pamela Burton 1982-4-20 55016 Los Angeles San Gabriel Mts: Near mouth of Rock Creek, N slope of mountains 1203 Comment
  SEINET7417481 Image available Frangula californica W. Griesel 1963-4-26 768 Los Angeles ca. 0.5 mi SE of Devils Gate Dam, Pasadena 366 Comment
  CAS-BOT-BC52565  Frangula californica subsp. californica Carl B. Wolf 1927-12-31 1463 Los Angeles Occidental College, Eagle Rock Comment
  CAS-BOT-BC52567  Frangula californica subsp. californica Peter H. Raven 1959-5-3 14105 Los Angeles 1.8 miles south of Mulholland Drive, Franklin Canyon 243 Comment
  UCR277114  Frangula californica subsp. californica R. G. Swinney 2010-10-5 13960 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  CAS-BOT-BC223745  Frankenia salina L. R. Abrams; I. L. Wiggins 1931-7-7 402 Los Angeles Catalina Harbor, Santa Catalina Island Comment
  UCSB13359  Frankenia salina Breedlove, Dennis 1961-9-24 Los Angeles Ballast Point, S side of Catalina Harbor; Santa Catalina Island Comment
  RSA660068  Frasera neglecta Orlando Mistretta 1992-5-25 405 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  POM209911  Fremontodendron californicum subsp. californicum Victor Duran 1933-7-11 3510 a Los Angeles Sulphur Springs 1601 Comment
  UC174358  Fremontodendron californicum subsp. californicum J. Burtt Davy 1896-5-1 Los Angeles Antelope Valley Comment
  SBBG57786  Fritillaria biflora M. Caruthers 1916-1 656 Los Angeles Eagle Rock 274 Comment
  RSA617168  Funastrum cynanchoides var. hartwegii LeRoy Gross 1998-9-18 64 Los Angeles Southern base of San Gabriel Mountains; Big Tujunga Wash east of the 210 freeway. 366 Comment
  CLARK-A1528-2186  Galinsoga parviflora John C. Roos 1939-6-21 919 Los Angeles Pasadena Comment
  RSA702457  Galium Gary D. Wallace 1978-2-12 1581 Los Angeles Palos Verdes Peninsula: N of Portuguese Bend at the end of Forrestall Drive. Comment
  UCD121578  Galium angustifolium A. C. Sanders; D. Malueg 1998-6-22 22021 Los Angeles San Gabriel Mtns.: Altadena, ca. 800 m SSW of Mt. Lowe, N end of Tanoble Dr. at Woodglen Ln., and along trail to the NE. 549 Comment
  UCR205241  Galium angustifolium R. G. Swinney 2005-8-11 8446 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  UCR252558  Galium angustifolium R. G. Swinney 2010-6-21 13251 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
  POM367660  Galium angustifolium subsp. angustifolium M. B. Dunkle 1932-5-28 2974 Los Angeles White's Landing, Santa Catalina Island. Comment
  SBBG13691  Galium angustifolium subsp. angustifolium P. H. Raven 1962-5-20 17770 Los Angeles rd above Pebbly Beach 60 Comment
  UC1143129  Galium angustifolium subsp. angustifolium A. D. Gifford 1935-3-16 482 Los Angeles 5 mi e Whitaker Peak; Angeles National Forest, Tejon Quadrangle Comment
  UC1511316  Galium angustifolium subsp. angustifolium Robert F. Thorne and Dick Tilforth 1978-6-21 52329 Los Angeles n Bob's Gap; San Gabriel Mountains Comment
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Jan 8 2017
  RSA762243  Galium angustifolium subsp. angustifolium Orlando Mistretta, Christine Mistretta 2008-5-19 3123 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 101 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 1146 Comment
  RSA708106  Galium angustifolium subsp. gabrielense Gary D. Wallace 1985-5-30 2198 Los Angeles Monrovia, 0.25 mi. E of Sawpit Dam. Comment
  RSA0045432  Galium angustifolium subsp. gabrielense Wendy Boes, Andrew S. Wheeler 2009-6-22 2009 -025 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Forest Service trail 9W27 1676 Comment
  SD86310  Galium aparine M. Douglas, R. Beauchamp 1972-3-24 3245 Los Angeles in canyon bottom, Wilson Cove, San Clemente Island 60 Comment
  UCR205217  Galium aparine R. G. Swinney 2006-6-18 8537 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center 1402 Comment
  CAS-BOT-BC217462  Galium catalinense Robert F. Thorne; D. Propst 1968-5-27 37637 Los Angeles Slopes above stream in lower end of Middle Ranch Canyon, Santa Catalina Island Comment
  UC2029966  Galium grande V. Soza, Samantha Tessel 2001-6-18 1292 Los Angeles Transverse Ranges, San Gabriel Mountains region: Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.8 miles from trailhead out of Chantry Flat area. Comment
  JEPS114016  Galium hallii Timothy S. Ross and Steve Boyd 1994-6-23 8056 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of the west fork of Devils Gulch. Burnt Peak 7.5'USGS Quadrangle. Comment
  JEPS56042  Galium johnstonii Lauramay T. Dempster and Clare Hardham 1965-6-16 4121 Los Angeles Angeles Crest Hwy 3 mi Upper Chilao Recreation are; San Gabriel Mts. 1950 Comment
  SBBG126959  Galium johnstonii A. Parikh, N. Gale 2011-7-6 3539 Los Angeles rd to Barley Flats, 3.9 km W of Shortcut Station, 1 km N of St Hwy 2; San Gabriel Mtns 1690 Comment
  CATA46  Galium nuttallii USC Wrigley Interns: Miller Zou, Daniel Kasang, Alexandria Cheung, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 26 Los Angeles Santa Catalina Island: Deer Valley Trail 62 Comment
  JEPS19523  Galium parishii Peter H. Raven with H. L. Wedberg 1957-8-17 11210 Los Angeles slopes near summit of mt. San Gabriel Mountains, Mount San Antonio 3048 Comment
  UCR95432  Galium parisiense Steve Boyd, Orlando Mistretta 1996-5-23 8816 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to power plant, just north of upper end of Castaic Lake. 500 Comment
  POM284023  Galium porrigens C. Epling 1931-5-2 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  RSA0086538  Galium porrigens R. G. Swinney 2011-5-3 14568 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  RSA587278  Galium porrigens var. porrigens Tim S. Ross, Steve D. Boyd 1990-5-17 2576 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  UCR227640  Galvezia speciosa R. F. Thorne 1968-2-24 37916 Los Angeles Channel Islands, Santa Catalina Island, north bank of road from Fisherman's Cove 61 Comment
  SBBG98541  Gambelia speciosa T. Ross 1991-5-21 5429 Los Angeles upper reaches of Box Cyn, SW side of island 342 Comment
  CATA531  Gamochaeta ustulata Sara L. Crockett 1997-4-29 684 Los Angeles Santa Catalina Island: S margin of Bulrush Reservoir, upper pool 332 Comment
  RSA582771  Garrya flavescens Tim S. Ross, Steve D. Boyd 1993-5-23 7245 Los Angeles Lower, easterly ridge of Red Mtn, on northerly to northeasterly slope 500-570 m SE of the saddle between Ruby and Clearwater Canyons., [Range:] 34 deg 35' 23-25''N 118 deg 29' 13''W 966 Comment
  UCR182266  Garrya veatchii R. G. Swinney, Dave Larson 1998-4-26 6031 Los Angeles San Gabriel Mtns., head of Dry Lake Canyon at 'Dry Lake', south of Sunset Peak 1521 Comment
  UCR190535  Garrya veatchii R. G. Swinney 2000-6-19 7830 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  SBBG31235  Gastridium phleoides R. F. Thorne with P. C. Everett 1965-6-22 Los Angeles upper end of Avalon Cyn, along rd 182 Comment
  RSA311284  Gayophytum diffusum subsp. parviflorum Robert F. Thorne, M. Z. Thorne 1969-7-10 38392 Los Angeles San Gabriel Mountains; Angeles National Forest: Along Angeles Crest Hwy. 1.1 mile NE of Pine Hollow Picnic Ground. 2134 Comment
  SEINET13203240 Image available Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-1 15255 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 (Waterman Mt. 7.5' Q.) 1780 Comment
  CATA3421  Gazania linearis Jaimie Choi, Julia Parish, Olivia Reda, Tobias Nickel 2017-4-12 002 Los Angeles Santa Catalina Island: Hamilton Cove hillside above maintenance shops 78 Comment
  SD69643  Genista linifolia Robert F. Thorne 1966-4-28 36240 Los Angeles Santa Catalina Island; Wrigley Drive near Avalon 91 Comment
  UCR174645  Genista monspessulana Jennifer H. Jones, Jay H. Jones 2006-6-4 382 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., Webb Canyon Road 415 Comment
  UCD103282  Geranium bicknellii Mary H. Ward 1975-5-2 171 Los Angeles Pasadena. Comment
  RSA771844  Gilia R. G. Swinney 2009-5-28 10931 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
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Dec 7 2018
  UC133891  Gilia angelensis Mrs. Davidson Los Angeles Los Angeles Comment
  RSA0089249  Gilia cana Mitch Provance 2008-4-14 10139 Los Angeles Western Transverse Range: Liebre Mountains: southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road. 1160 Comment
  UC457255  Gilia capitata subsp. abrotanifolia Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon Santa Monica Mountains, Los Alisos Canyon Comment
  RSA470203  Gilia capitata subsp. abrotanifolia Ruth Herley s.n. Los Angeles Near Dekker Ranch in recently burned area. Comment
  RSA491783  Gilia capitata subsp. abrotanifolia James L. Reveal 1988-5-17 6793 Los Angeles Along the Bouquet Canyon Road east of Bouquet Reservoir, 3.1 miles east of the junction of Green Valley (or Spunky Canyon) Road and 3.3. miles southwest of the junction of Elizabeth Lake Road (County Road N2) in Leona Valley., At the junction of San Franciscito Road at the Angeles National Forest boundary. 1128 Comment
  RSA67075  Gilia capitata subsp. abrotanifolia Verne Grant 1951-6-1 16004 Los Angeles San Dimas Canyon. 457 Comment
  RSA752639  Gilia capitata subsp. abrotanifolia Amber Maurice, Laura Hoglin, Sylvia Rivera 2003-4-24 3 Los Angeles Gorman Pass, Tejon Ranch. Comment
  JEPS33700  Gilia capitata subsp. capitata John Thomas Howell 1928-5-6 3783 Los Angeles near Fern Lodge (Santa Anita Canyon); San Gabriel Mts., , nr Fern Lodge Comment
  UCR177617  Gilia diegensis LeRoy Gross, Michael Denslow 2003-6-4 991 Los Angeles Transverse Ranges; San Gabriel Mtns, Southeast of Dawson Saddle, east of Angeles Crest Highway (Hwy 2) 2439 Comment
  RSA0030714  Gilia latiflora subsp. latiflora Pam De Vries 2014-3-25 7872 Los Angeles Mojave Desert (West); Near the town of Antelope Acres in an open field on the west side of 90th St, one mile south of Hwy 138. 735 Comment
  RSA0062844  Gilia latiflora subsp. latiflora LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6767 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  SBBG101682  Gilia latiflora subsp. latiflora S. Boyd 1986-3-31 1571 Los Angeles St Hwy 18 about 1 mi E of jct with Hwy 138, NE of Pinyon Hills Comment
  UC908483  Gilia latiflora subsp. latiflora Herbert L. Mason 1932-4-1 6869 Los Angeles one mi e Lancaster; Mohave Desert, e of Lancaster Comment
  UCR203196  Gilia leptantha subsp. transversa R. G. Swinney 2005-5-21 8253 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  RSA155879  Gilia minor P. H. Raven 1962-4-6 17108 Los Angeles 0.5 miles north of Pearblossom 854 Comment
  RSA660874  Gilia nevinii Orlando Mistretta 1992-4-4 137 Los Angeles San Clemente Island. Comment
  SBBG97008  Gilia nevinii S. Boyd with T. Ross, L. Arnseth 1990-4-8 4381 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  CAS-BOT-BC402064  Gilia ochroleuca subsp. vivida Geo. B. Grant 1906-6-15 s.n. Los Angeles Summit of Mt. Wilson, San Gabriel Mts. 1828 Comment
  RSA0116705  Gilia ochroleuca subsp. vivida Michael Denslow, Orlando Mistretta, J. Mark Porter, Valerie Soza 2003-6-2 1343 Los Angeles Along Angeles Crest Highway east of Vincent Gap at base of Blue Ridge. [Los Angeles] 2165 Comment
  UCR178227  Gilia ochroleuca subsp. vivida LeRoy Gross, Valerie Soza 2003-6-10 1021 Los Angeles Transverse Ranges; San Gabriel Mountains, Mount Baldy Trail from Baldy Village to summit of Mount San Antonio., c. 2.5 miles south of Mount San Antonio summit along trail 2439 Comment
  UCR206128  Gilia splendens R. G. Swinney 2008-6-10 9003 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, 2.4 miles SSE of park headquarters on South Fork Trail 1585 Comment
  RSA593589  Glycyrrhiza lepidota Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8835 Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon 549 Comment
  SEINET11849332  Gnaphalium beneolens E. A. Purer 1933-1 5595 Los Angeles El Segundo Comment
  SEINET11849334  Gnaphalium beneolens J. F. Bright, Wyman, C. 1931-1 5714 Los Angeles Hollywood Comment
  RSA785304  Gnaphalium canescens subsp. microcephalum Doris Bowers 1957-5-5 551 Los Angeles San Gabriel Canyon 915 Comment
  PASA2285  Gnaphalium chilense Frank W. Peirson 1921-6-19 Los Angeles Crystal Lake, North Fork San Gabriel River 1676 Comment
  POM358898  Gnaphalium palustre Anstruther Davidson 1915-8-1 3089 Los Angeles Camp Baldy. Comment
  SBBG54557  Gnaphalium palustre F. Farris 1974-5-21 147 Los Angeles wash in Blanchard Park, Pomona College 335 Comment
  UCR205215  Gnaphalium palustre R. G. Swinney 2006-6-18 8535 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center 1402 Comment
  UCR163190  Gnaphalium stramineum Kathleen Stockwell 2003-6-11 s.n. Los Angeles San Gabriel Mtns, Palmer Canyon, Claremont, North Padua Ave, road to water tank at edge of bulldozed area, NNE of Padua Hills Theater 610 Comment
  RSA763219  Grayia spinosa Justin M. Wood 2010-5-10 1583 Los Angeles San Gabriel Mountains: Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  CAS-BOT-BC305251  Grindelia hirsutula Geo. B. Grant 1897-12-22 s.n. Los Angeles Elysian Park Comment
  CAS-BOT-BC305271  Grindelia hirsutula Peter H. Raven 1956-7-8 9667 Los Angeles Just west of the University of California campus, Santa Monica Mountains Comment
  UCSB9922  Grindelia hirsutula Crum, Charles 1958-7-16 Los Angeles UCLA Campus (Faculty Hill) In Los Angeles Comment
  UC1127029  Guillenia lasiophylla Jerome S. Horton 1937-5-18 444 Los Angeles Tanbark Flats Pomona Quad. 822 Comment
  RSA615866  Gutierrezia californica Scott D. White 1995-10-19 3707 Los Angeles S edge of Santa Susana Mts., above Chatsworth, +/- 0.1-0.4 air mi N of Chatsworth Oaks Park (on Valley Circle Blvd.); 0.7-1.0 air mi SE of Chatsworth Peak. 370 Comment
  UCR162300  Gutierrezia californica Anuja Parikh, Nathan Gale 2004-7-16 2088 Los Angeles NE end of Santa Susana Mtns, Newhall Ranch (study area 23), ridges northeast of upper Potrero Canyon 427 Comment
  RSA41026  Gutierrezia sarothrae H. E. Hasse 1890-09 s.n. Los Angeles Santa Monica Mountains, Foothills. Comment
  RSA0041771  Hainardia cylindrica Mark L. Hoefs, Steven A. Junak 1997-6-4 2765 Los Angeles Santa Catalina Island: Deep tank reservoir, by road above Empire Landing. 106 Comment
  SEINET3148103  Harpaecarpus minimus G. B. Grant 1906-6-17 543 a-6689 Los Angeles Summit Mt. Wilson 1829 Comment
  CATA1740  Harpagonella palmeri Mark L. Hoefs, Steven A. Junak, Keri Kirkland 2001-4-14 3137 Los Angeles Santa Catalina Island: Upper Middle Canyon on hillside by Edison pump house 371 Comment
  CAS-BOT-BC308532  Hazardia cana Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4308 Los Angeles E side of island near Malo Point, first cyn S of Bryce Cyn., San Clemente Island Comment
  RSA684400  Hazardia squarrosa Scott D. White, Brian Leatherman 2003-11-17 9855 Los Angeles Big Dalton Canyon, above Glendora; Big Dalton Canyon Road above reservoir. 518 Comment
  RSA719496  Hazardia squarrosa Gary Kovnat, LeRoy Gross 2003-6-28 48 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  SBBG53959  Hazardia squarrosa K. R. Montgomery, T. W. Strid 1973-8-23 73 -170 Los Angeles Dillon Divide; site of LASCA Cistus field plot Comment
  POM13839  Hazardia squarrosa var. grindelioides P. A. Munz 1922-9-14 6417 Los Angeles Spring Hill, San Antonio Canyon 1067 Comment
  SBBG31107  Hazardia squarrosa var. grindelioides R. F. Thorne 1966-4-28 36262 Los Angeles water tank above Mausoleum, Avalon Cyn above rd 182 Comment
  SEINET10910221  Hedera helix David B. Dunn 1971-8-11 Dunn 18098 Los Angeles Cultivated plants at 4911 Pasadena Ave. Terrace, Highland Park, CA. Comment
  SD255651  Helenium bigelovii R. G. Swinney 2010-9-9 13766 Los Angeles San Gabriel Mountains: Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Camgpround, along FS Rd 3N07.2/North Crystal Lake Road. (Crystal Lake 7.5'Q) Comment
  CAS-BOT-BC309439  Helenium puberulum Geo. B. Grant 1904-6-5 s.n. Los Angeles Unspecified Comment
  RSA752458  Helianthemum scoparium Justin M. Wood 2009-4-22 515 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  CAS-BOT-BC175017  Helianthemum scoparium var. vulgare Tim Ross; Steve Boyd 1993-5-23 7220 Los Angeles Lower, easterly ridge of Red Mtn, on northerly slope 140-220 m SE of the saddle between Ruby and Clearwater Canyons 963 Comment
  CAS-BOT-BC305416  Helianthus annuus Ernest C. Twisselmann 1955-9-15 2375 Los Angeles San Emigdio Range. Castaic Valley, 1/2 mile northwest of Holland Summit 1219 Comment
  RSA0048604  Helianthus annuus Harold L. Pirie 1964-1-15 s.n. Los Angeles Pierce College Campus, Pine Hill. 243 Comment
  POM359978  Helianthus annuus subsp. lenticularis Anstruther Davidson s.n. Los Angeles E. Los Angeles. Comment
  CAS-BOT-BC305685  Helianthus gracilentus Peter H. Raven; Henry J. Thompson 1959-10-18 14683 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Along Decker Road 1.8 miles south of Mulholland 487 Comment
  RSA0035884  Heliotropium curassavicum R. G. Swinney 2009-11-9 11592 Los Angeles confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  SFV16061  Heliotropium curassavicum var. oculatum A. M. Orcino, A. Sutton 1994-5-21 41 Los Angeles San Fernando Valley Van Nuys. Sepulveda Wildlife Reserve, Sepulveda Basin. 215 Comment
  CAS-BOT-BC310105  Hemizonella minima Geo. B. Grant 1906-6-17 543 a-6689 Los Angeles Summit of Mt. Wilson 1890 Comment
  UCR99407  Hemizonia parryi subsp. australis D. E. Bramlet 1996-10-22 2480 Los Angeles South Coast 7.5' Q., Texaco Bryant Lease Oil Field, c. 91.6 m SE of the intersection of Studebaker Rd. and Westminister Ave., 412 m west of San Gabriel river 3 Comment
  SBBG97023  Hesperocnide tenella S. Boyd with T. Ross, L. Arnseth 1990-4-8 4405 Los Angeles Bryce Cyn near Malo Pt Comment
  POM214597  Hesperocnide tenella Louis C. Wheeler 1932-4-23 649 Los Angeles Mandeville Canyon, Santa Monica Mountains. 137 Comment
  UC1204764  Heteromeles arbutifolia Huron H. Smith 1912-7-2 74236 Los Angeles Santa Catatlina Island; White's Beach 24 Comment
  RSA0060881  Heterotheca grandiflora R. G. Swinney 2010-8-16 13564 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  UCR261769  Heterotheca grandiflora R. G. Swinney 2010-2-27 11737 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  RSA0074442  Heterotheca grandiflora Timothy S. Ross 1991-2-23 4099 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 293 Comment
  SFV14768  Heterotheca sessiliflora subsp. fastigiata J. C. Dittes 1989-10-28 21 Los Angeles San Gabriel Mountains West Fork of San Gabriel River. Along river access road 0.5 miles up river from highway. 671 Comment
  UCR276910  Heterotheca sessiliflora subsp. fastigiata R. G. Swinney 2011-3-29 14256 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  CHSC98046  Hirschfeldia incana LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 692 Los Angeles Transverse Ranges: Verdugo Mountains Region: South side, along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway .Area burned in Summer-Fall of 2002. 783 Comment
  RSA482883  Hirschfeldia incana T. S. Clare, Johnstone 1929-10-20 s.n. Los Angeles Eaton Canyon, San Gabriel Mts. Comment
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Sep 25 2007
  CAS-BOT-BC149955  Holodiscus discolor var. discolor Joseph Andorfer Ewan 1933-7-4 7853 Los Angeles Sturdevant Trail, Santa Anita Canyon, San Gabriel Mts. 1066 Comment
  UCR129364  Holodiscus discolor var. discolor Joseph A. Ewan 1933-7-4 7853 Los Angeles San Gabriel Mtns., Sturtevant Trail, Santa Anita Canyon 1067 Comment
  RSA202453  Hordeum depressum R. L. Armacost 1963-5-7 1618 Los Angeles Malibu to Old Topanga [Canyon]. Comment
  RSA782109  Hordeum marinum A. C. Sanders, Dan S. Cooper 2010-4-30 38156 Los Angeles Madrona Marsh, Torrance 24 Comment
  SBBG133337  Hordeum murinum J. Lambert, S. McDonough 6-Aor-2005 SERG 50 -05 Los Angeles near Swat 2 18 Comment
  UCR92052  Hordeum murinum Scott D. White 1996-4-21 3937 Los Angeles Geneva Ave., north of San Jose, south of Arrow Hwy, west of Indian Hill Blvd., east of Towne Ave. 323 Comment
  SEINET10595772  Hordeum murinum Louis C. Wheeler 1967-4-30 Wheeler 9209 Los Angeles Libre mountains. Northwest end of foothills (of San Gabriel Mountains) betweeb Bouquet Junction and Bonelli Ranch. 366 Comment
  RSA188143  Hordeum murinum subsp. glaucum R. F. Thorne 1966-4-4 35796 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  POM352509  Hordeum vulgare F. R. Fosberg 1931-4-11 4567 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. Comment
  UCD94964  Hordeum vulgare Jack Delaini; Barbara Shervanick 1974-5-23 203 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 762 Comment
  SEINET11678430  Hordeum vulgare J. F. Bright, Wyman, C. 1933-1 8295 Los Angeles Tehachapi Mountains Comment
  RSA647967  Horkelia cuneata subsp. puberula Michelle Manolovitz, Brian Manolovitz 1992-5-13 13 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 0.5 miles northeast of park office. Comment
  SD82946  Hosackia crassifolia var. crassifolia Robert F. Thorne, M. Z. Thorne 1969-7-9 38567 Los Angeles San Gabriel Mountains, Angeles National Forest, under pine forest at lower margin of big sloping meadow at Big Pines 2073 Comment
  SFV12178  Hydrocotyle verticillata B. J. McCaskill, B. Leard 1968-6-2 733 Los Angeles Arcadia. Behind residence at 532 North Catalpa Road. Comment
  RSA653746  Hypochaeris glabra Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 890 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
  RSA640494  Hypochaeris glabra L. C. Wheeler 1967-5-15 9572 Los Angeles San Gabriel Mountains: Ridgetop ESE of Fremont Pass. 595 Comment
  SFV18462  Isocoma menziesii var. menziesii I. P. Swift 2001-9-27 339 Los Angeles San Gabriel Mountains Placerita Canyon Natural Area. On disturbed roadcut of Placerita Canyon Road just west of Walker Ranch turnout. 606 Comment
  CAS-BOT-BC311719  Isocoma menziesii var. vernonioides Herman Knoche 1919-6-28 Series A, No. 955 Los Angeles S. Catalina Island Comment
  POM361281  Isocoma menziesii var. vernonioides Geo L. Moxley 1915-11-18 453 Los Angeles S E Hollywood. Comment
  RSA607708  Isocoma menziesii var. vernonioides Scott D. White, Pam De Vries 1997-11-20 6026 Los Angeles Cismontane L.A. County: Big Tujunga Wash (San Gabriel Mtn. foothills / E San Fernando Valley): West of Sunland, SW of I-210 Freeway, E of Hansem Dam, and N of Wentworth St. 320 Comment
  JEPS42710  Isomeris arborea W. L. Jepson 8935 Los Angeles mts above Castac Lake (foot of hill from Ridge Road, before Tejon Pass) 1219 Comment
  SEINET7063580  Jarava speciosa A. G. Vestal 1947-4-8 s.n. Los Angeles UTM Zone 11, 378612mE, 3818944mN. (WGS84/NAD83). 783 Comment
  UCD51384  Jarava speciosa A. A. Beetle 1942-4-24 3212 Los Angeles 6 miles W of Llano. Comment
  UC53979  Jaumea carnosa H. P. Chandler 1902-9-9 2049 Los Angeles Ballona Marshes Comment
  CAS-BOT-BC47594  Jepsonia malvifolia James R. Shevock 1975-3-22 4029 Los Angeles between Black Jack Campground and Cottonwood Canyon. Base of Orizaba Mountain. Santa Catalina Island 304 Comment
  UCR238078  Juglans californica Mark A. Elvin, Julie M. Vanderwier 2002-7-18 2103 Los Angeles Western Transverse Range; Santa Clarita Valley Area, Newhall Ranch, ridge west of Potrero Canyon 396 Comment
  CAS-BOT-BC101915  Juglans californica Alice Eastwood 1939-4-16 18912 a Los Angeles Santa Ana Botanic Garden Comment
  RSA0011182  Juglans californica Peter H. Raven 1960-5-15 15361 Los Angeles Piuma Road 2.1 miles E of Rambla Pacifica; Santa Monica Mts. 488 Comment
  LA200583  Juglans californica var. californica Jonathan Sauer; M. Zadny, J. Zadny 1969-3-17 4394 Los Angeles Comment
  SD69369  Juglans californica var. californica Robert F. Thorne, P. Everett 1965-5-11 34674 Los Angeles Santa Catalina Island; near circle on summit road from Avalon to airport. 91 Comment
  UCR251750  Juglans hindsii R. E. Riefner Jr. 2014-5-3 14- 101 Los Angeles San Fernando Valley, City of Los Angeles, community of Lake View Terrace, Hansen Dam Recreation Center, Foothill Blvd., S of 210 Fwy 325 Comment
  IRVC26962  Juncus acutus A. C. Sanders, Mark Elvin 2003-8-7 27179 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur NE end of Santa Susana Mtns. 267 Comment
  CATA809  Juncus acutus subsp. leopoldii Mark L. Hoefs, Robert Given 1991-6-12 1381 Los Angeles Santa Catalina Island: Near junction of road between Middle Canyon and Bulrush and road to Camp Cactus 228 Comment
  UCR191200  Juncus balticus R. G. Swinney 1999-6-30 7476 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.3 mi. north of Big Pines Hwy at All Nations Camp 1561 Comment
  SD252225  Juncus bufonius Steven A. Junak 1999-7-15 Sca 1030 Los Angeles Santa Catalina Island. Bulrush Canyon. 238 Comment
  UCR108180  Juncus duranii L. C. Wheeler 1966-8-21 8828 Los Angeles San Gabriel Mtns., Dorr Canyon, NW slope of Mt. Burnham, Lodgepole Picnic Area, Angeles Crest Hwy 2317 Comment
  CHSC112544  Juncus macrophyllus Duncan S. Bell; Caitlin Elam 2013-6-24 5294 Los Angeles Transverse Ranges; San Gabriel Mountains region: Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the moutn of Iorn Fork. 899 Comment
  RSA0098785  Juncus macrophyllus R. G. Swinney 2011-6-1 14940 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  UC1133736  Juncus mexicanus Jerome S. Horton 1937-7-17 486 Los Angeles San Dimas Canyon Pomona Quad. 426 Comment
  RSA368348  Juncus occidentalis L. C. Wheeler 1934-5-14 2594 Los Angeles Sunny seasonal stream in meadow near mouth San Dimas Canyon, San Gabriel Mtns. 441 Comment
  IRVC26835  Juncus rugulosus S. D. White 1997-5-14 5144 A Los Angeles Big Tujunga Wash, Sunland-Tujunga area, SW of 210 Freeway, E of Hansen Dam and N of Wentworth Street. Base of San Gabriel Mtns. 335 Comment
  JEPS45904  Juncus textilis Louis C. Wheeler 1933-12-24 2347 Los Angeles San Dimas Canyon Dam San Gabriel Mts. 426 Comment
  RSA368356  Juncus textilis Robin S. Collins 1973-5-28 328 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon. 1098 Comment
  UCR210219  Juncus xiphioides R. G. Swinney 2008-8-14 9434 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek at South Fork Campground Spring 1402 Comment
  RSA577282  Juniperus californica Orlando Mistretta 1994-7-20 1444 Los Angeles San Gabriel Mountains: Big Rock Creek, South Fork Campground. 1402 Comment
  SEINET10834059  Juniperus californica Adolph D. E. Elmer Elmer 3633 Los Angeles Palmdale Comment
  SEINET8981508 Image available Juniperus chinensis Arboretum Staff 68 P1046 Los Angeles Los Angeles, Los Angeles State and County Arboretum Comment
  HSC35975  Juniperus occidentalis Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-8-19 2173 Los Angeles Beside Hwy. 5, W of junction with Hwy. 138 915 Comment
  CAS-BOT-BC235745  Keckiella cordifolia L. R. Abrams 1901-4-11 1468 Los Angeles Santa Monica Mts., Santa Monica Canon [Canyon] Comment
  POM44893  Keckiella cordifolia Marcus E. Jones 1902-6-28 255 Los Angeles Avalon, Santa Catalina Island. Comment
  RSA190925  Keckiella cordifolia Robert F. Thorne 1967-5-19 36894 Los Angeles Santa Catalina Island. Lower Middle Ranch Canyon below Eagle's Nest. 91 Comment
  UC527453  Keckiella cordifolia C. B. Wolf 1931-7-30 Los Angeles base Newhall Grade (0.25 mi above crossing of Los Angeles Aqueduct) 457 Comment
  POM4266  Keckiella ternata subsp. ternata I. M. Johnston 1917-8-23 1676 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  RSA216304  Kochia californica E. C. Twisselmann 1970-9-8 17499 Los Angeles Antelope Valley: Avenue C 0.6 mile east of Highway 14, wastelands on the west border of Rosamond Dry Lake. 747 Comment
  RSA223789  Kochia californica E. C. Twisselmann 1970-9-8 17492 Los Angeles Antelope Valley: Highway 14 at Avenue A. 762 Comment
  LA35998  Koeleria macrantha Peter H. Raven; 1960-5-15 15363 Los Angeles Santa Monica Mountains, Piuma Road 2.3 mi. E of Rambla Pacifica 487 Comment
  LA82504  Koeleria macrantha O. H. Kappler; 1943-5-23 471 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  CAS-BOT-BC271342  Koeleria pyramidata Cecil Hart 1925-5-18 s.n. Los Angeles Pasadena Comment
  RSA703451  Krascheninnikovia lanata Gary D. Wallace, Ann Hiller 1983-5-18 2063 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road 945 Comment
  SBBG118937  Lactuca serriola S. D. White with P. De Vries 2004-6-14 10493 a Los Angeles Lyon Cyn, W of Interstate 5, ca. 4 mi N of the I-5 jct with Hwy 14, ca. 6 mi S of Castaic Jct 396 Comment
  RSA94814  Lactuca serriola F. W. Peirson 1921-9-21 2584 Los Angeles at 1085 New York Drive, Altadena. Comment
  SBBG105362  Lactuca serriola H. L. Ferguson 1981-8-11 261 Los Angeles near S end of old airfield on both side of Main Rd and around deserted barracks 266 Comment
  SEINET10625746  Lagenaria siceraria Heidi H. Schmidt, M. R. Weed 1999-10-12 Schmidt 3893 Los Angeles City of Santa Monica. Yaohan: 3760 Centinela Avenue: Santa Monica, CA: 90066: (310) 398-2113 - phone. 20 Comment
  UC38736  Lamarckia aurea Mrs. B. Jones 592 Los Angeles Los Angeles Comment
  RSA720183  Lamium amplexicaule LeRoy Gross 2007-3-12 2597 Los Angeles Base of northern side of the range. Behind the Foothill Athletic Club, at the southern end of Lowell Ave. 468 Comment
  RSA586614  Lasiospermum bipinnatum Timothy S. Ross, Steve Boyd, S. Carlquist 1992-5-26 6427 Los Angeles Northern Claremont: just S of the intersection of Mills Avenue x Mt. Baldy Road. 497 Comment
  POM6024  Lasthenia californica L. R. Abrams 1901-4-1 1188 Los Angeles Ballona Harbor. Comment
  UC1871211  Lasthenia californica Tim Ross 1993-4-21 6854 Los Angeles Sant Catalina Island; SW part of the island in the vicinity of Cactus Peak (1560 ft); slope and small ridges N of Cactus Peak summit 426 Comment
  RSA0009797  Lasthenia coronaria Marcus E. Jones 1882-2-27 3026 Los Angeles Pasadena. Comment
  UC177497  Lasthenia coronaria Nuttall Los Angeles Gambell Angeles Comment
  POM6005  Lasthenia glabrata subsp. coulteri I. M. Johnston 1917-4-11 s.n Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] Comment
  UC303999  Lasthenia glabrata subsp. coulteri I. Johnston 1917-4-11 Los Angeles Nigger Slough [Laguna Dominguez] Comment
  RSA758070  Lasthenia gracilis D. E. Bramlet, Jennifer Pareti 2008-4-14 4196 Los Angeles Transverse Ranges; Liebre Mtns region: Bouquet Canyon. 762 m SE of Bouquet Cyn Rd, & 549 m S Hayfork Rd. Comment
  UCR142897  Lasthenia gracilis M. B. Dunkle 1939-4-4 7261 Los Angeles Channel Islands, Chenetti Canyon, San Clemente Island Comment
  RSA233407  Lasthenia gracilis R. F. Thorne 1966-4-15 36001 Los Angeles San Clemente Island: 2/3 mile SSE of Eel Point (and N of Seal Cove). 76 Comment
  SEINET10973323  Lathyrus laetiflorus David B. Dunn 1941-2-22 Dunn 689 Los Angeles Mulholland drive near beverly glenn Comment
  RSA405696  Lathyrus vestitus subsp. laetiflorus M. B. Dunkle 1928-4-11 1847 -b Los Angeles Emerald Bay, Santa Catalina Island. Comment
  SBBG31130  Lathyrus vestitus var. alefeldii R. F. Thorne 1966-4-28 Los Angeles rd to Renton Mine, Pebbly Beach Cyn 243 Comment
  LA200449  Lathyrus vestitus var. vestitus Martha Hilend Kinsey; 1934-3-10 sn Los Angeles Comment
  RSA656423  Lathyrus vestitus var. vestitus Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 709 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. 548 Comment
  UC484102  Lathyrus vestitus var. vestitus Knopf and Johnson 1930-1-30 Los Angeles Middle Ranch Canyon Catalina Island Comment
  SDSU8152  Lavatera Gerald Collier 1951-5-14 M 306 Los Angeles L.A. 99- Barrington Ave. 1/4 mile south of Sunset blvd. Comment
  CAS-BOT-BC321513  Layia glandulosa Carl B. Wolf 1928-3-29 1591 Los Angeles S base of Ridge Route, 1 mi N of Castaic. 396 Comment
  UCD168224  Layia glandulosa J. W. Barry 1980-4-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  RSA594969  Layia glandulosa Timothy S. Ross 1995-4-26 8378 B Los Angeles Southwesterly slope of Liebre Mountain along Forest Service Road 7N23; ca 3900 ft SW of Sandberg Triangulation Point (5345 ft). 1439 Comment
  SBBG126053  Layia glandulosa J. M. Wood 2010-5-10 1588 Los Angeles Little Rock Crk, upstream of Little Rock Reservoir to confluence w/ Santiago Crk; San Gabriel Mtns 999 Comment
  UCD134005  Layia platyglossa Gordon Pilone 1961-2-14 85 Los Angeles wash area of Ponoma College in Claremont. 365 Comment
  POM4852  Layia platyglossa subsp. campestris Amos Shummway 1903-05 s.n. Los Angeles Collected near Pasadena Comment
  POM4850  Layia platyglossa subsp. campestris P. A. Munz 1918-5-5 2183 Los Angeles Puente Hills, Turnbull Canyon Comment
  SEINET11805149  Layia platyglossa subsp. campestris L. M. Mayer, Mayer, I. J. 1974-1 139 Los Angeles at intersection of La Tuna Canyon Rd. & Glenoaks Blvd, Sun Valley Comment
  RSA483584  Layia platyglossa subsp. platyglossa D. Charlton 1988-4-3 1713 Los Angeles W of Lancaster on Hwy 138, Agricultural fields. Quail Lake area between Gorman and Holiday Valley. 1067 Comment
  RSA628592  Lemna minor Andrew Wheeler 1967-7-23 10159 Los Angeles San Gabriel Mountains: Mojave Desert Slope: Barrel Springs Comment
  RSA409631  Lepechinia fragrans H. C. Ackley 1927-6-4 s.n. Los Angeles Trail to Switzer s Comment
  UC1926634 Image available Lepechinia rossii Steve Boyd, Tammy Morgan 2004-5-11 11169 Los Angeles Los Angeles County: Transverse Ranges: Liebre Mountains Region: Head of Ruby Canyon on northern flank of Red Mountain, between Elizabeth Lake and San Francisquito canyons. 305 Comment
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Aug 19 2010
  RSA747284  Lepidium didymum R. G. Swinney 2008-5-30 8878 Los Angeles San Gabriel Mtns.: San Gabriel Canyon along old road/trail at El Encanto 256 Comment
  CAS-BOT-BC89170  Lepidium draba Timothy S. Ross 1992-4-21 6208 Los Angeles San Gabriel Mountains. Glendora Ridge Road. On the divide between upper East Fork San Dimas Canyon and Lower Cow Canyon. 1328 Comment
  UCSB42865  Lepidium draba Cooper, Peggy 1980-6-8 Los Angeles Gorman; off highway 5 Comment
  CAS-BOT-BC89303  Lepidium flavum Ira L. Wiggins 1966-5-15 20595 Los Angeles About 2 miles north of Theodore Payne Wildflower Sanctuary, northeast of Pearlblossom. Mohave Desert. Comment
  RSA429870  Lepidium flavum Ora M. Clark 1929-3-30 1923 Los Angeles E of Lancaster. Comment
  CAS-BOT-BC89532  Lepidium lasiocarpum Martin A. Piehl 1962-6-9 62359 Los Angeles California Channel Islands. San Clemente Island. At China Point. 15 Comment
  RSA0017043  Lepidium latipes D. E. Bramlet 2001-4-25 3113 Los Angeles Slopes above (east) of Grasshopper Canyon. The site is located 610m east of the old ridge route and 1 km southwest of the existing access road entering the canyon. 526 Comment
  SD186152  Lepidium nitidum A. C. Sanders 2003-3-14 25769 Los Angeles Gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd. 519 Comment
  UC856523  Lepidium nitidum Marcus E. Jones, A. M. 1882-2-27 3036 Los Angeles Pasadena Comment
  RSA180086  Lepidium nitidum P. H. Raven 1962-4-9 17156 a Los Angeles Wilson cove, San Clemente Island Comment
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Dec 24 2010
  RSA659778  Lepidium pinnatifidum J. C. Roos 1956-6-15 s.n. Los Angeles Santa Monica Blvd. along railroad tracks between Westwood and Beverly Glen Blvds. Comment
  RSA678209  Lepidium virginicum var. virginicum V. Soza, LeRoy Gross 2001-4-18 1135 Los Angeles Santa Anita 1999 Fire area, between Little Santa Anita and Santa Anita Canyons. 732 Comment
  RSA78378  Lepidospartum latisquamum J. C. Roos 1951-7-30 5073 Los Angeles Swartout Valley between Wrightwood and Big Pines 1982 Comment
  RSA95035  Lepidospartum latisquamum F. W. Peirson 1923-9-1 4017 Los Angeles Swartout Valley, at Saw Mill Canyon 1 mile E of summit at Big Pines 2011 Comment
  SFV21056  Lepidospartum squamatum L. Gross, V. Soza 2001-5-31 393 Los Angeles Verdugo Mountains Southeast side of mountains. Disturbed flat area at end of road (bulldozed) east of Dead Horse Canyon, south off of Las Flores Mountain Way. 366 Comment
  UCR26501  Leptochloa fascicularis A. C. Sanders 1981-9-12 2340 Los Angeles Mojave Desert, Edges of the large marsh at the W end of Rosamond Dry Lake 694 Comment
  RSA469969  Leptosiphon bicolor M. B. Dunkle 1939-11-25 7258 Los Angeles San Clemente Island: Eagle Canyon. Comment
  RSA571535  Leptosiphon breviculus Steve Boyd, D. L. Banks, Orlando Mistretta 1994-4-29 8298 Los Angeles Northern slope of the San Gabriel Mountains, Angeles National Forest, side draw on southeastern side of Mt. Emma, Santiago Canyon drainage. 1158 Comment
  RSA469985  Leptosiphon breviculus Robert Gustafson, Christopher Davidson 1977-4-20 427 Los Angeles Devils Punch Bowl County Park, along the trail descending to the stream below the campsite 1219 Comment
  RSA469987  Leptosiphon parviflorus Fordyce Grinnell Jr. 1910-04 s.n. Los Angeles Low hills, San Rafael Hills Comment
  UCR259063  Leptosyne bigelovii R. G. Swinney 2010-5-19 12795 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  SFV4017  Lessingia glandulifera var. glandulifera M. L. Vincent 1962-10-4 297 Los Angeles San Gabriel Mountains Lost Canyon Road, 0.25 miles north of Sand Canyon. 475 Comment
  UCSB33233  Lessingia glandulifera var. glandulifera Partsch, M. 1977-5-14 Los Angeles Along Palmdale Blvd. in dry desert wash at 140th st. east 1066 Comment
  CAS-BOT-BC283740  Leymus condensatus Barbara Shervanick 1974-5-23 1445 Los Angeles N Fork of Lodi Canyon, San Gabriel Mountain Range, Pacific Drainage Area 792 Comment
  RSA738074  Leymus condensatus Margaret Tucker 1966-6-4 s.n. Los Angeles San Rafael Hills-Montrose Comment
  RSA702834  Ligustrum Scott D. White 2004-4-23 10235 Los Angeles City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
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Sep 3 2019
  SBBG122660  Lilium humboldtii subsp. ocellatum R. E. Riefner 2006-6-12 06 -236 Los Angeles N of side of 210 Freeway, W ca. 0.6 mi from La Tuna Cyn Rd exit 488 Comment
  UCSB17814  Limonium perezii Keith, Sheldon 1963-4-8 Los Angeles junction of Palos Verdes Drive and Via Chico in Palos Verdes Estates 91 Comment
  HSC31670  Linanthus californicus Thomas E. Higley 1974-4-20 32 Los Angeles 20 mi. NE of Azusa along the E Fork of the San Gabriel River Trail 457 Comment
  LA206672  Linanthus californicus W. R. Ernst; May 1977 sn Los Angeles San Gabriel Mountains, San Gabriel Canyon Comment
  LA52335  Linanthus californicus J. Fisher; 1940-4-22 sn Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  POM346593  Linanthus californicus Barry Burnell 1969-5-22 136 Los Angeles San Antonio Canyon just below the narrows below Camp Baldy. San Antonio Creek Drainage Area. 1067 Comment
  RSA73289  Linanthus californicus F. W. Peirson 1919-5-10 401 Los Angeles Mt.Gleason 1372 Comment
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Aug 21 2014
  SD114159  Linanthus californicus Darley F. Howe 1953-5-31 2296 Los Angeles Arroyo Seco, Angeles Crest Highway, San Gabriel Mountains. Comment
  UCSB5148  Linanthus californicus Kamb, Peter 1947-5-25 Los Angeles Millard's Canyon near Sunset Ridge guard station, San Gabriel Mts 670 Comment
  RSA0095263  Linanthus californicus subsp. glandulosus Brian McColgan 1988-5-16 19 Los Angeles Evey Canyon, 1 mile N of Padua on Mt. Baldy Rd. 1067 Comment
  RSA468440  Linanthus californicus subsp. glandulosus Mary H. Ward 1970-6-19 s.n. Los Angeles San Rafael Hills, behind Linda Vista, southwestern Pasadena Comment
  RSA213366  Linanthus dianthiflorus subsp. dianthiflorus Reid V. Moran 1941-3-9 690 Los Angeles Santa Catalina Island, Middle Ranch. 250 Comment
  RSA233370  Linanthus dianthiflorus subsp. dianthiflorus Arthur C. Gibson, Linda Gibson 1972-3-4 2769 Los Angeles Dume Road near Point Dume. Comment
  RSA764497  Linanthus dichotomus subsp. pattersonii Orlando Mistretta, Christine Mistretta 2008-4-29 2618 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 65 per TRTP Survey 2008), just E of State Hwy 14 (Antelope Valley Fwy), in the vicinity of Vincent. 976 Comment
  RSA702374  Linanthus liniflorus Scott D. White, Pam De Vries 2004-5-18 10416 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  UCR177470  Linanthus parryae LeRoy Gross 2005-5-3 2200 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  UCR16725  Linanthus parviflorus Steve Stadler 1966-4-17 41766- 66 Los Angeles E side of San Gabriel Mtns., 0.5 mi. north of Mile High on road [N4] that connects Mile High with the Palmdale - Cajon Junction Road [Hwy 138] 1463 Comment
  RSA131976  Linanthus pungens Gale Sphon 1959-6-27 381 Los Angeles 1 mile east of Dawson Summit, Angeles Crest Highway 2287 Comment
  RSA468506  Linanthus pungens subsp. pulchriflorus Anstruther Davidson 1893-4-12 s.n. Los Angeles Mt. Disappointment Comment
  SD197912  Lithophragma R. G. Swinney 1998-3-14 5909 Los Angeles Evey Canyon, ca. 0.75 mile west of Mt. Baldy Rd., ca. 0.3 mile northeast of Potato Mtn. 793 Comment
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Dec 7 2018
  UCR166271  Lithophragma Scott D. White, Chet McGaugh 1995-5-9 2984 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  CAS-BOT-BC426262  Lithophragma affine Munz; Harwood 1920-3-13 3311 Los Angeles San Jose Hills 1 mile W, of Pomona 304 Comment
  SFV22057  Lithophragma affine subsp. mixtum V. Soza, L. Gross, B. Hogshead 2001-4-18 1154 Los Angeles Verdugo Mountains Verdugo Mountains. Ridgetop above McDonald Creek. North-northwest-facing slope above trail. 396 Comment
  RSA724679  Lithophragma heterophyllum K. Dobry 1991-3-15 d- 425 Los Angeles San Gabriel Mts at Elsmre Cyn Comment
  UC1736211  Lithophragma heterophyllum Dean W. Taylor 1992-5-1 12491 Los Angeles 1 mile East of Gorges Gap on Angeles Crest Highway (Highway 2) 1219 Comment
  RSA608915  Lithophragma heterophyllum Louis C. Wheeler 1968-05 s.n. Los Angeles San Gabriel Mountains: Maher Canyon, Quail Spring. Comment
  POM20619  Lobelia cardinalis var. pseudosplendens Martha Hilend 1923-10 s.n. Los Angeles Camp Baldy, San Antonio Canyon. Comment
  SBBG29853  Lobularia maritima J. D. Olmsted 1958-3-2 7 Los Angeles San Antonio Crk in Blanchard Park on Pomona College campus 365 Comment
  IRVC26377  Lobularia maritima Mark A. Elvin, Kim Marsden 2003-8-8 2975 Los Angeles Newhall Ranch, Santa Clara River, ca 100 m east of the Ventura Co. line Santa Clarita Valley 290 Comment
  UCD118872  Loeseliastrum matthewsii Geoffrey Levin 1975-5-17 511 Los Angeles 1.5 miles east on State 138 from junction with State 18 near Pinyon Hills. 1158 Comment
  UCR271189  Logfia filaginoides R. G. Swinney 2011-7-8 15512 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), the middle elevation (& smallest ) of three natural depressions at the north base of Strawberry Peak 1183 Comment
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Jan 24 2017
  SBBG131744  Logfia gallica S. A. Junak 1999-4-23 SCa 852 Los Angeles plant stop [ridge rd E of Mt Torquemada Trail] 347 Comment
  HSC10297  Lolium perenne C. E. Fellows 1965-8-22 113 Los Angeles 1.8 mi. E of intersection of Mtn. Gleason Rd. and Rim Canyon Rd. 1.3 mi. to stream on side Rd. Comment
  RSA656862  Lolium perenne Joseph M. Keefe 2001-1-24 31022 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  RSA639568  Lolium perenne subsp. multiflorum L. C. Wheeler 1967-5-23 9677 Los Angeles San Gabriel Mountains: Ravine immediately southwest of mouth of Bear Canyon, off Soledad Canyon. 640 Comment
  UC1400375  Lomatium dasycarpum subsp. dasycarpum Robert F. Thorne 1971-3-31 41458 Los Angeles Claremont, Johnson's Pastures, N of Mountain Ave. San Gabriel Mountains 548 Comment
  RSA97162  Lomatium dissectum var. multifidum F. W. Peirson 1922-6-3 3080 Los Angeles 3 miles west of Elizabeth Lake. 1113 Comment
  CHSC98729  Lomatium lucidum LeRoy Gross; Bill Hogshead, Valerie Soza 2003-5-29 958 Los Angeles Transverse Ranges; Verdugo Mountains region; west end of the mountains. At junction (saddle) of Verdugo motorway and Wildwood Fire Road. (Abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago.) We went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Motorway). Basically a triangle. UTM Zone: 3787689N 0378361E. 564 Comment
  RSA711793  Lomatium mohavense LeRoy Gross 2005-5-3 2199 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., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  UCR223188  Lomatium mohavense R. G. Swinney 2009-5-20 10809 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
  RSA0105339  Lomatium nevadense var. parishii R. F. Thorne 1973-5-11 43517 Los Angeles North of Shoemaker Canyon between Mile High and Valyermo. 1341 Comment
  UC1076665  Lomatium nevadense var. parishii Heckard with Bacigalupi 1953-6-16 514 Los Angeles Blue Ridge above Swartout Valley (San Gabriel Mts.); , Blue Ridge 2255 Comment
  UCR56409  Lomatium utriculatum S. J. Myers, E. LaRue 1989-3-21 s.n. Los Angeles Western Mojave Desert, Palmdale area, Elizabeth Lake Road at California Aqueduct 887 Comment
  POM308884  Lomatium utriculatum Anonymous 1943-4-22 647 Los Angeles Over top of Dalton Firebreak, San Dimas Experimental Forest, U. S. Forestry Dept. Comment
  SBBG110500  Lonicera hispidula S. A. Junak 1996-7-24 SCl 652 Los Angeles Box Cyn, ca. 1.2 mi inland from beach 243 Comment
  SBBG31035  Lonicera hispidula R. F. Thorne 1966-9-15 36694 Los Angeles Middle Ranch Cyn 243 Comment
  UC889518  Lonicera hispidula var. vacillans Ezra C. Knopf 519 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC234873  Lonicera subspicata var. denudata Alice Eastwood 1915-8-25 s.n. Los Angeles Country adjacent to Los Angeles. Duarte Comment
  RSA0091091  Lonicera subspicata var. denudata R. G. Swinney 2011-5-26 14866 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  CAS-BOT-BC198537  Lotus G. B. Grant 1900-3-29 s.n. Los Angeles Avalon Comment
  POM127710  Lotus argophyllus var. argophyllus George B. Grant 708 Los Angeles Little Santa Anita Canyon Comment
  RSA406745  Lotus argophyllus var. argophyllus Anstruther Davidson 1892-6-12 s.n. Los Angeles Wilson Peak. San Gabriel Mountains Comment
  RSA589230  Lotus argophyllus var. argophyllus T. S. Ross 1990-6-8 2917 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
  POM11725  Lotus argophyllus var. ornithopus Katherine Brandegee s.n. Los Angeles Santa Catalina Island. Comment
  UC200751  Lotus hamatus Katharine Brandegee Los Angeles Santa Catalina Island Comment
  RSA732937  Lotus nevadensis R. G. Swinney 1998-7-8 6344 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  UCR210256  Lotus oblongifolius var. oblongifolius R. G. Swinney 2008-8-13 9363 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  UCR124710  Lotus procumbens B. C. Templeton 1933-6-16 5133 Los Angeles San Gabriel Mtns., West Blue Ridge, Big Pines Park, Angeles National Forest 2195 Comment
  RSA682505  Lotus salsuginosus Scott D. White, Michael Honer 2003-5-7 9201 Los Angeles Santa Clarita Area: South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway. 335 Comment
  RSA498857  Lotus scoparius E. S. Spalding 1924-5-3 s.n. Los Angeles Manhattan Beach. Comment
  UCR270070  Lotus scoparius var. scoparius R. G. Swinney 2010-5-12 12724 Los Angeles San Gabriel Mountains, Barrell Springs Road at jct. with 42nd St. East, on SW side of road from 30 to 150 meters west of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone 921 Comment
  IRVC26454  Lotus strigosus A. C. Sanders, Mark Elvin, et al. 2003-3-4 25690 Los Angeles Newhall Ranch, along dirt road on eastern slopes below "Grapevine Mesa," 1.75 mi. ESE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  JEPS55848  Lotus strigosus W. L. Jepson 1920-5-3 8923 Los Angeles near Newhall Comment
  POM1927  Lotus strigosus L. R. Abrams 1901-04 1397 Los Angeles La Cananda Comment
  UCR263070  Lotus strigosus Mitch Provance 2008-4-14 10141 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  RSA190982  Lotus strigosus var. strigosus R. F. Thorne, Reed Rollins, Doug Propst, R. Carolin 1967-3-18 36732 Los Angeles Catalina Island. Salta Verde, appox. N of Salta Verde Point 244 Comment
  UCSC000922  Lotus strigosus var. strigosus Unknown 1975-5-16 34 Los Angeles desert foothills on the San Gabriel Mts. above Little Rock San Gabriel Mts., Little Rock Comment
  UC56481  Ludwigia peploides subsp. peploides H. M. Hall 1902-5-13 3288 Los Angeles near Fullerton Comment
  RSA748442  Lupinus Orlando Mistretta 1992-8-20 s.n. Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt. Gleason. Tujunga Ranger District. Comment
  RSA0061210  Lupinus albifrons var. austromontanus Daisie Huang, Bart O'Brien 2008-4-20 08042005 Los Angeles Old Ridge Rte. 376 Comment
  UCR147056  Lupinus andersonii L. C. Wheeler 1967-9-4 10651 Los Angeles Transverse Ranges; San Gabriel Mtns, Pine Mountain Ridge 2241 Comment
  RSA87207  Lupinus andersonii F. W. Peirson 1923-8-31 4030 Los Angeles Blue Ridge, eastern San Gabriel Mountains near line between Los Angeles and San Bernardino counties. 2591 Comment
  RSA485425  Lupinus bicolor Steve Boyd 1987-4-14 2040 Los Angeles Rincon - Red Box Rd. S. of Rincon Forest Station, N. of Glendora Comment
  RSA381562  Lupinus bicolor R. Mattoni 1986-04 s.n. Los Angeles Back edge of the beach just W of Los Angeles International Airport. 6 Comment
  SEINET10484915  Lupinus bicolor subsp. pipersmithii Robert F. Thorne 1966-4-6 Thorne 35911 Los Angeles Santa catalina island: margin of small reservoir n of catalina airport, elev. Ca. 1430'; With juncus bufonius, plantago coronopus, p. Erecta, p. Insularis, Gnaphalium luteo-album, spergularia bocconii, etc. 436 Comment
  LA33936  Lupinus concinnus Henry J. Thompson; 1959-5-24 2027 Los Angeles Santa Monica Mountains, Saddle Peak, 0.6 mi ENE of peak 701 Comment
  SBBG117056  Lupinus concinnus S. A. Junak with K. Kirkland 2001-4-14 SCa 1448 Los Angeles upper portion of Middle Cyn, just upslope from E side of Middle Cyn Rd, ca. 1.2 mi from jct with Airport Rd 347 Comment
  UCR193431  Lupinus concinnus subsp. orcuttii Dan S. Cooper 2008-4-21 s.n. Los Angeles Western Transverse Range, Santa Clara Riverbed, 1 km west of Sand Canyon Rd., Santa Clarita 460 Comment
  CAS-BOT-BC216659  Lupinus excubitus subsp. hallii Ralph Hoffman 1929-4-26 s.n. Los Angeles Mint Canon [Canyon] Comment
  SEINET10451314  Lupinus excubitus subsp. hallii August J. Breitung 1953-6-16 Breitung 15615 Los Angeles Glendora mtn. Rd. Comment
  CAS-BOT-BC215339  Lupinus excubitus var. excubitus Ernest C. Twisselmann 1962-4-18 6973 Los Angeles 1 mile above Oso Corral, Tejon Ranch, Oso Canyon 1036 Comment
  LA205099  Lupinus excubitus var. johnstonii Carl Epling; 1931-5-16 sn Los Angeles San Gabriel Mountains, Big Pines Camp Comment
  SEINET3131571  Lupinus formosus G. B. Grant 6913 Los Angeles Mt. Wilson, Pasadena 1829 Comment
  SD86324  Lupinus guadalupensis R. Mitchel Beauchamp, M. Douglas 1972-3-24 3225 Los Angeles San Clemente Island, in open areas south of Eel Point 24 Comment
  RSA187904  Lupinus hirsutissimus Robert F. Thorne 1966-4-5 35866 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon 107 Comment
  RSA413686  Lupinus hirsutissimus Robert M. Perkins 1935-3-24 16 Los Angeles San Antonio Canyon.[San Gabriel Mountains] Comment
  RSA226178  Lupinus hirsutissimus Gary D. Cromwell 1971-4-21 569 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mtns. 2 mi. NE of Glendora. Comment
  RSA584226  Lupinus latifolius subsp. parishii T. S. Ross 1993-5-26 7305 Los Angeles W end of the San Gabriel Mts: near head of upper E Fk Wilson Canyon just S of Lupine Saddle, ca 2100 ft ESE of Wilson Canyon Saddle. 869 Comment
  CAS-BOT-BC211721  Lupinus longifolius Louis C. Wheeler 1936-6-8 4126 Los Angeles Bell-San Dimas Canyon divide, San Gabriel Mts. 960 Comment
  LA200471  Lupinus longifolius Carl Epling; 1933-5-13 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  RSA585534  Lupinus longifolius T. S. Ross 1992-4-21 6220 Los Angeles Glendora Ridge Road: on the divide between San Dimas Canyon & Cattle Canyon, draining northwestward toward Peacock Canyon. 1121 Comment
  UCSB46606  Lupinus longifolius Welton, Patti 1983-3-28 Los Angeles Southwest side of Mulholland Hwy., 2.2 miles north of its junction with Malibu Canyon Road, Santa Monica Mtns. 487 Comment
  IRVC29111  Lupinus microcarpus var. microcarpus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26124 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  RSA659048  Lupinus microcarpus var. microcarpus R. Riggins 1982-4-16 1349 Los Angeles W edge Antelope Valley, Ca. 198 3.1 mi W jct. Co. Rd. N2 5.6 mi W Gorman Post Rd and I5. Comment
  CAS-BOT-BC207244  Lupinus peirsonii Charles Fox Quibell 1960-5-28 s.n. Los Angeles South-east side of Mt. Islip 2133 Comment
  RSA152157  Lupinus peirsonii Wesley O. Griesel 1962-5-28 s.n. Los Angeles Hwy 2, 2.5 miles E of Dawson Saddle 2287 Comment
  RSA616719  Lupinus peirsonii L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns.: Big Rock Creek at Angeles Crest Hwy. 2164 Comment
  UCR125421  Lupinus sparsiflorus A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25707 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon 335 Comment
  SBBG3697  Lupinus sparsiflorus H. and M. Dearing 1935-3-9 785 Los Angeles upper end of Mint Cyn Comment
  SD43385  Lupinus sparsiflorus Darley F. Howe 1948-5-4 1791 Los Angeles San Gabriel Mountains, Goode Pass 1006 Comment
  RSA414251  Lupinus sparsiflorus subsp. sparsiflorus Geo. L. Moxley 1917-2-4 519 Los Angeles San Fernando Reservoir. Comment
  RSA591084  Lupinus sparsiflorus subsp. sparsiflorus J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10924 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. In and around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  RSA625862  Lupinus succulentus Scott D. White, Pam De Vries 1998-4-19 6271 Los Angeles Irwindale, San Gabriel River Basin, Santa Fe Flood Control Basin on disturbed alluvial fan. 152 Comment
  SBBG530  Lupinus succulentus S. A. Junak with K. Kirkland 1998-5-2 SCa 649 Los Angeles S of rd to East Pk, on ridge SW of Pk 1245, ca. 0.9 air mi WNW of East Pk 243 Comment
  SBBG95199  Lupinus succulentus M. B. Dunkle 1928-5-31 1768 Los Angeles Little Harbor 91 Comment
  RSA414363  Lupinus truncatus Anstruther Davidson 1894-04 s.n. Los Angeles Catalina Island Comment
  RSA414387  Lupinus truncatus Freda Detmers 1933-4-10 17586 Los Angeles Sierra Madre Mountains; Little Tujunga Canyon Comment
  RSA414385  Lupinus truncatus Fred Burlew 1920-05 s.n. Los Angeles Crescenta. Comment
  CAS-BOT-BC231486  Lycium brevipes var. hassei Geo. B. Grant 1900-3-30 12469 Los Angeles Avalon, Santa Catalina Id. Comment
  RSA485825  Lycium californicum T. S. Elias, Orlando Mistretta 1988-2-10 10656 Los Angeles San Clemente Island. West shore near Marine Terrace Grade Comment
  SBBG119139  Lycium cooperi S. D. White with M. Honer 2004-3-30 9955 Los Angeles ca. 1 mi WNW of "Four Points", E edge of the City of Palmdale 838 Comment
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Aug 12 2014
  RSA428585  Lycium ferocissimum Robert Gustafson 1980-9-16 1923 Los Angeles Ballona Wetlands, Area 1. 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
  OBI57000  Lyonothamnus floribundus subsp. aspleniifolius M. B. Dunkle 1939-8-14 8611 Los Angeles Channel Islands Biological Survey 1938-1941. Santa Cruz Island, Pelican Bay Comment
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Jan 2 2015
  RSA508705  Lyonothamnus floribundus subsp. aspleniifolius Mark Parratt 1965-1-26 645 Los Angeles Santa Catalina Island. Comment
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Nov 20 2012
  UC124595  Lyonothamnus floribundus subsp. floribundus H. M. Hall 1908-6-15 8277 Los Angeles sides Swains Canyon (lowest grove); Santa Catalina Island Comment
  SBBG13485  Lyonothamnus floribundus var. floribundus P. H. Raven 1962-5-21 17816 Los Angeles lower end of Bullrush Cyn 198 Comment
  SBBG96538  Lyonothamnus floribundus var. floribundus M. C. Carroll 1990-9-29 3003 Los Angeles N side of rd above Parson's Landing 304 Comment
  RSA611587  Lythrum californicum Louis C. Wheeler 1946-9-8 6359 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 1/2 mile west of Bear Creek. 518 Comment
  RSA642273  Machaeranthera canescens var. canescens Orlando Mistretta, R. T. Hawke 1995-11-8 1950 Los Angeles San Gabriel Mountains. Comment
  CAS-BOT-BC343702  Madia elegans Timothy S. Ross; Steve Boyd 1994-6-23 8030 Los Angeles Liebre Mountains. Sawmill Mountain: 5514-ft summit and immediately adjacent slopes 1680 Comment
  RSA699571  Madia elegans subsp. vernalis LeRoy Gross, Paul Morton 2004-6-9 1354 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1727 Comment
  RSA618596  Madia gracilis L. C. Wheeler 1967-5-18 9639 Los Angeles Placerita Canyon 518 Comment
  RSA770902  Madia gracilis R. F. Thorne, Percy C. Everett 1965-5-11 34676 Los Angeles Above summit road from Avalon to airport, Santa Catalina Island 61 Comment
  UCR223449  Madia minima R. G. Swinney 2009-6-3 11039 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  CAS-BOT-BC231889  Malacothamnus davidsonii A. Davidson 1895-6-24 s.n. Los Angeles San Fernando Comment
  RSA699606  Malacothamnus davidsonii Ken McDonald, Linda Flory 2002-9-4 s.n. Los Angeles Hansen Dam. Comment
  CAS-BOT-BC206362  Malacothamnus fremontii Samuel B. Parish 1887-6-1 1955 Los Angeles Antelope Valley, Mojave Desert Comment
  RSA582215  Malacothamnus fremontii Tim S. Ross, Steve D. Boyd 1992-7-5 6626 Los Angeles Red Mountain: mesic draw draining E from the saddle between the Red Mtn summit area and the 3704 foot knoll to the SE of it. 1024 Comment
  SBBG119199  Malacothamnus fremontii S. D. White 2004-8-11 10705 Los Angeles ca. 8 air mi WNW of Wrightwood, E of Fenner Saddle Rd on Pacific Crest Trail; T4N R8W S31, SE1/4 2073 Comment
  PASA324  Malacothrix californica Margaret Stason 1930-5-18 Los Angeles Desert Near Lancaster Comment
  CAS-BOT-BC345410  Malacothrix clevelandii Philip A. Munz 1925-4-23 9453 Los Angeles San Gabriel Canyon 487 Comment
  CAS-BOT-BC520318  Malacothrix clevelandii R. G. Swinney 2010-5-11 12633 Los Angeles San Gabriel Mountains: Acton, 0.7 road mi SE of jct of Soledad Canyon Rd & Crown Valley Rd., 0.3 mi E of Crown Valley Rd on dirt Rd below US Forest Service boundary 829 Comment
  UC557797  Malacothrix foliosa Nell Murbarger April, 1936 189 Los Angeles w side of island near ocean; San Clemente Island Comment
  UCR86531  Malacothrix foliosa subsp. foliosa T. S. Ross, E. Kellogg 1992-4-13 6146 Los Angeles Channel Islands, NW part of San Clemente Island, terrace in vicinity of Darter 18 Comment
  UC1069929  Malacothrix glabrata A. D. Gifford 1935-4-11 567 Los Angeles 1 mi sw Manzana; Tejon Quad. 944 Comment
  UCR220052  Malacothrix glabrata R. G. Swinney 2009-4-24 10447 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA0038350  Malacothrix saxatilis Margaret Tucker 1966-5-17 s.n. Los Angeles San Rafael Hills, Glendale College. Comment
  LA62904  Malosma laurina Louis C. Wheeler; 1933-11-29 2277 Los Angeles San Gabriel Mountains, San Dimas Canyon 380 Comment
  SD66828  Malva assurgentiflora R. Mitchel Beauchamp 1967-3-18 318 Los Angeles In field south of Wilson Cove, San Clemente Island. Comment
  RSA213432  Malva parviflora M. B. Dunkle 1939-4-6 7293 Los Angeles Mosquito Harbor, San Clemente Island Comment
  UCR265535  Malva pseudolavatera Dan S. Cooper 2015-3-22 315- 21 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Los Angeles, north end of Commonwealth Ave. 233 Comment
  CDA42221  Marah macrocarpa S. Minor 2008-5-6 PDR# 1440786 Los Angeles Los Angeles, 948 Stone Canyon Rd. 0 Comment
  RSA0031677  Marah macrocarpa Donna Kenyan 1969-5-1 1 Los Angeles Tujunga wash. 457 Comment
  SFV5526  Marah macrocarpa W. A. Kelley 1968-1-20 76 1 Los Angeles Santa Susana Mountains Santa Susana Pass, Chatsworth. 500 Comment
  UCR271793  Marah macrocarpa R. G. Swinney 2010-5-7 12589 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  RSA441003  Marah macrocarpa Robert M. Perkins 1936-2-29 s.n. Los Angeles Benedict Canyon. Comment
  SFV22127  Medicago polymorpha V. Soza, L. Gross 2001-5-9 1190 Los Angeles San Rafael Hills South of Scholl Canyon, Sleepy Hollow Drive to Valley Vista fire road. North-northwest-facing slope alongside fire road. 274 Comment
  LA33949  Medicago polymorpha Peter H. Raven; Henry J. Thompson 1959-5-5 14116 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  UCR108351  Medicago sativa L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, Mine Gulch Camp, East Fork San Gabriel River 1372 Comment
  RSA661864  Melia azedarach LeRoy Gross 2001-10-6 448 Los Angeles Big Tujunga Wash, southern front of the San Gabriel Mountains; Where the storm waters run down through Haines Canyon channel, east of Foothill Blvd. South side of the wash. 366 Comment
  CAS-BOT-BC281500  Melica imperfecta Alice Eastwood 1913-5-11 s.n. Los Angeles San Fernando Wash 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
  RSA729959  Melica imperfecta R. G. Swinney, D. W. Larson 1999-6-25 7406 Los Angeles San Gabriel Mtns.: Fern Canyon at falls, c. 1,7 mi. east of confluence with upper East Fork San Dimas Canyon 1159 Comment
  UC144653  Melica imperfecta C. F. Baker 4782 Los Angeles Hills near Claremont Comment
  RSA585905  Melica stricta Timothy S. Ross 1990-5-23 2611 Los Angeles Mt. Gleason area: north-northwesterly ridge decending from Messenger Peak (6015 ft) near the headwaters of Mill canyon and Moody Canyon. San Gabriel Mountains. 1720 Comment
  SEINET3245954  Melilotus albus R. G. Swinney 2009-1 11475 Los Angeles Transverse Range; San Gabriel Mtns. : Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. (Mescal Creek 7.5') 2060 Comment
  SFV15336  Melilotus albus J. C. Dittes, D. Stolp 1990-3-10 45 Los Angeles San Gabriel Mountains Along streambed above Big Tujunga flood control reservoir. 732 Comment
  LA202584  Melilotus indicus Norman A. Cole; May 1964 323 -b Los Angeles SANTA MONICA MOUNTAINS, 1.3 mi from Pacific Coast Hwy along Rambla Pacifico. 152 Comment
  OBI35610  Melilotus indicus Rebecca Cicoria 1981-4-23 17 Los Angeles In upper end of Altamira Cyn, Rolling Hills Comment
  RSA435442  Mentzelia Robert Gustafson, Gary D. Wallace 1982-4-26 2527 Los Angeles Mojave Desert, Fort Tejon Road, about 1 mile W of the junction of 121st St. 1006 Comment
  LA210642  Mentzelia affinis Carl Epling; May 1927 s.n. Los Angeles Tehachapi Mountains. Comment
  RSA585907  Mentzelia congesta Tim S. Ross, Steve D. Boyd 1990-5-23 2609 Los Angeles Mt Gleason area: north-northwesterly ridge decending from Messenger Peak (6015 ft) near the headwaters of Mill canyon and Moody Canyon. 1720 Comment
  UC2026406  Mentzelia laevicaulis Louis C. Wheeler 1946-10-26 6393 Los Angeles SAN GABRIEL MOUNTAINS: East Fork San Gabriel Canyon, at Graveyard Canyon. Comment
  RSA188693  Mentzelia micrantha Robert F. Thorne 1966-6-1 36470 Los Angeles Santa Catalina Island: near base of rocky, E facing bluff opposite Pebbly Beach terminal. 8 Comment
  RSA446758  Mentzelia micrantha Anstruther Davidson 1891-6-26 s.n. Los Angeles Santa Catalina Island Comment
  RSA748842  Mentzelia micrantha Justin M. Wood 2009-4-13 493 Los Angeles Foothills above the city of Sierra Madre, one carter estates at the end of Baldwin Ave. 49 Comment
  UCR177305  Mentzelia micrantha LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1042 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
  RSA305744  Mentzelia micrantha Henry J. Ramsey, Henry J. Ramsey 1937-6-27 949 Los Angeles Sand Canyon, north of Pacoima reservoir Comment
  RSA595934  Mentzelia veatchiana Louis C. Wheeler 1967-5-9 9386 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  RSA679835  Mentzelia veatchiana LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 892 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  UCR265950  Mentzelia veatchiana Orlando Mistretta, Christine Mistretta 2005-4-21 2067 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 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
  CATA2969  Mesembryanthemum crystallinum Amy Catalano 2016-1-27 006 Los Angeles Santa Catalina Island: Mushroom Flats, about 1/8 mile down canyon from Quail Valley 125 Comment
  RSA512054  Micropus californicus var. californicus L. C. Wheeler 1967-5-18 9613 Los Angeles Placerita Canyon 518 Comment
  UCR95306  Micropus californicus var. californicus Steve Boyd, Michael Wall 1996-5-16 8775 Los Angeles San Gabriel Mtns., Ridgeline and adjacent slopes of side canyon to Charlie Canyon, west of San Francisquito Canyon off Angeles National Forest Road 5N17, c. 0.4 road mi. south of junction with 5N30, south of Red Mountain. 671 Comment
  SBBG117000  Microseris douglasii S. A. Junak 2001-5-3 SCa 1467 Los Angeles just N of Airport Rd, above head of Swain's (Swain) Cyn 408 Comment
  UCR232523  Microseris douglasii subsp. douglasii Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 8012 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, c. 100 m east of Sierra Highway, 190 m west of 10th St, 535 m north of Ave C and one km south of Ave B 704 Comment
  RSA746779  Microseris lindleyi R. G. Swinney 2008-5-8 8782 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  UCR192962  Microseris lindleyi Dan S. Cooper 2008-4-5 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., northwest entrance to Griffith Park, vicinity of Travel Town and adjacent to cemetery, Los Angeles 175 Comment
  UCR222813  Microseris lindleyi R. G. Swinney 2009-4-29 10584 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
  RSA150686  Mimulus aurantiacus var. parviflorus Peter H. Raven 1962-5-10 17731 Los Angeles Horse Canyon, the large canyon west of Thirst, San Clemente Island. 274 Comment
  RSA491789  Mimulus aurantiacus var. pubescens James L. Reveal 1988-5-17 6786 Los Angeles Along the Green Valley Road at the mouth of Spunky Creek just north of Bouquet Reservoir, 1.7 mile west off the Bouquet Canyon Road between Palmdale and Saugus. 945 Comment
  RSA580984  Mimulus aurantiacus var. pubescens Catherine A. Mish 1995-3-4 11 Los Angeles Santa Monica Mountains, Hollywood Reservoir. 250 Comment
  UCR271799  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-5-7 12588 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  RSA177795  Mimulus aurantiacus var. puniceus Robert F. Thorne, Percy C. Everett 1965-5-10 34462 Los Angeles Santa Catalina Island. NW slope of Black Jack Mt. 488 Comment
  LA82049  Mimulus brevipes O. H. Kappler; 1941-5-9 263 Los Angeles Santa Monica Mountains, Las Flores Canyon, near summit 609 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
  RSA0110501  Mimulus brevipes R. G. Swinney 2011-6-7 15086 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
  RSA226236  Mimulus brevipes Gary D. Cromwell, David W. Wheat 1971-4-21 552 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains, 2 miles NE of Glendora 564 Comment
  RSA177797  Mimulus cardinalis Robert F. Thorne, Percy C. Everett 1965-5-10 34433 Los Angeles Cape Canyon. Santa Catalina Island. 274 Comment
  SEINET11262504  Mimulus cardinalis Timothy S. Ross, Steve Boyd 1994-9-20 8277 Los Angeles Lower Spunky Canyon. This stretch draining SSE exiting into Bouquet Reservoir. Green Valley 7.5' USGS Quadrangle.; 0 934 Comment
  UCR270852  Mimulus cardinalis R. G. Swinney 2011-6-29 15347 Los Angeles San Gabriel Mountains, Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  UCR3455  Mimulus cardinalis Bob Arthur 1964-5-10 640510- 3 Los Angeles San Gabriel Mountains, Monrovia Canyon, on North Canyon Blvd, 1.5 mi. from gate 610 Comment
  UCR264699  Mimulus constrictus Mitch Provance, Callen Huff 2009-4-28 10737 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
  SFV21126  Mimulus floribundus L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1048 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Brand Canyon above the large waterfall where the canyon forks off, near above coordinates. Smaller side canyon that branches off to the east of the main canyon. Side canyon narrows quickly to a bedrock waterfall (or seep). 519 Comment
  UC1595327  Mimulus floribundus Tim Ross, Orlando Mistretta 1992-7-24 6765 Los Angeles vicinity Strawberry Spring (76 degrees ene, 900 m distant from Strawberry Peak summit); San Gabriel Mts. 1460 Comment
  UC1023689  Mimulus fremontii var. fremontii Francis W. Pennell 1940-5-5 25320 Los Angeles w Sunland; Big Tujunga Wash 396 Comment
Read comments
May 20 2010
  UCR125142  Mimulus guttatus A. C. Sanders, Mark Elvin 2002-6-25 25293 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 274 Comment
  RSA0056588  Mimulus johnstonii Justin M. Wood 2010-5-10 1572 Los Angeles San Gabriel Mountains. Little Rock Creek: Downstream of Little Rock Reservoir, within 0.25 miles of the dam. 966 Comment
  UCR192835  Mimulus johnstonii R. G. Swinney 1998-7-6 6276 Los Angeles San Gabriel Mtns., 0.2 mi. up western tributary of Mescal Canyon, 2.3 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1585 Comment
  UCR7796  Mimulus johnstonii Wesley O. Griesel 1968-9-12 s.n. Los Angeles San Gabriel Mtns., in road cut at 6000 foot marker on Calif. Hwy 2 between Newcomb Ranch and Cloudburst Summit 1829 Comment
  RSA585930  Mimulus palmeri Tim S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2937 Los Angeles Upper Big Tujunga Canyon: margin of Big Tujunga Creek and toes of the slopes immediately west (ca 1.6 air miles ENE of Barley Flats). 1213 Comment
  RSA0127186  Mimulus parishii Louis C. Wheeler 1967-7-20 10141 Los Angeles Aliso Canyon. 1067 Comment
  RSA0113233  Mimulus pilosus R. G. Swinney 2010-9-30 13909 Los Angeles San Gabriel Mountains; 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs. 2290 Comment
  RSA623697  Mimulus rubellus Scott D. White 1998-4-30 6365 Los Angeles Wrightwood Area: Sheep Creek and adjacent lower +/- E-facing mountain slopes. 1645 Comment
  CAS-BOT-BC388661  Minuartia douglasii Le Roy Abrams; E. A. McGregor 1908-6-19 349 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  CAS-BOT-BC174761  Minuartia nuttallii var. gracilis Robert F. Thorne; C. W. Tilforth; John Dourley 1971-7-27 41068 Los Angeles San Gabriel Mts., Angeles National Forest: West Baldy Peak on ridge running E toward Old Baldy (Mt. San Antonio) 3017 Comment
  SBBG10661  Mirabilis californica R. Moran 1959-9-18 6848 Los Angeles cyn 2 mi SE of Eel Pt Comment
  RSA0026046  Mirabilis jalapa Scott D. White 2003-7-31 9717 Los Angeles San Gabriel Mtn foothills: Tujunga area. Big Tujunga Wash at outlet of Hanes Canyon channel. 381 Comment
  RSA771768  Mirabilis laevis R. G. Swinney 2009-5-20 10812 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  UCR261325  Mirabilis laevis R. G. Swinney 2010-3-13 11875 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  SD251760  Mirabilis laevis M. B. Dunkle 1939-5-28 8107 Los Angeles Santa Barbara Island. South end of island. Comment
  UC72745  Mirabilis laevis var. crassifolia Pupils of Los Angeles High School 1903-5-2 Los Angeles Los Angeles Comment
  CAS-BOT-BC434624  Mirabilis laevis var. crassifolia W. R. Dudley 1907-12-13 s.n. Los Angeles Saw-pit Canon [Sawpit Canyon] (near Monrovia) Comment
  CAS-BOT-BC434636  Mirabilis laevis var. crassifolia Geo. B. Grant 1901-9-1 s.n. Los Angeles Redondo - bluff near sea. Comment
  RSA464234  Mirabilis laevis var. villosa Freda Detmers 1931-5-17 s.n. Los Angeles Mojave Desert. 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
  CAS-BOT-BC219890  Monardella breweri subsp. breweri Ernest Braunton 1903-6-1 897 Los Angeles Glendale to Burbank Comment
  JEPS63327  Monardella breweri subsp. lanceolata Samuel B. Parish June 1887 Los Angeles Comment
  SBBG44376  Monardella exilis G. Sphon, D. Hearn 1956-5-30 11 Los Angeles Black Butte, Antelope Valley Comment
  UCSB21936  Monardella exilis Morreale, J. 1967-5-19 Los Angeles 30 yards south of Highway 138, 6 mi. west of its junction with Hwy. 14, in Antelope Valley, Mojave Desert 1066 Comment
  RSA573709  Monardella linoides subsp. stricta Tim S. Ross 1990-8-17 3146 Los Angeles Upper Big Rock Creek, 120-200m N of Icy Springs 1726 Comment
  RSA719753  Monardella saxicola R. G. Swinney, D. W. Larson 1996-7-17 5152 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, S base of Culver Peak, about 0.3 mil (airline) W of head of Cat Canyon 1585 Comment
  POM211787  Monardella viridis subsp. saxicola Louis C. Wheeler 1933-8-14 2081 Los Angeles San Dimas Canyon. 640 Comment
  UC50102  Monolopia lanceolata W. H. Brewer Feb. 1861 185 Los Angeles Cahuenga Pass Comment
  POM211814  Montia stenophylla L. C. Wheeler 1934-2-13 2380 Los Angeles 1 mi. NE Puddingstone Dam (Harwood Hill) San Jose Hills. 351 Comment
  POM122119  Mucronea californica Marcus E. Jones 1882-5-3 s.n. Los Angeles Pasadena. Comment
  RSA533949  Muhlenbergia appressa Timothy S. Ross, Mistretta, Hammitt 1991-5-18 5212 Los Angeles San Clemente Island: 1300 feet NNW of Gud (888') marker. 241 Comment
  RSA593891  Muhlenbergia asperifolia Steve Boyd 1996-4-24 8664 Los Angeles Liebre Mountains, West Fork Liebre Gulch in narrow side canyon to the east. 1012 Comment
  RSA0021704  Muhlenbergia californica Duncan S. Bell, Caitlin Elam 2013-6-24 5265 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, below Airplane Flat, behind the Bridge To Nowhere. 870 Comment
  RSA729892  Muhlenbergia californica R. G. Swinney 1998-8-30 6860 Los Angeles South fork of Dry Lake Canyon, a western tributary of San Antonio Canyon. 985 Comment
  CATA463  Muhlenbergia microsperma Sara L. Crockett, Steve Junak 1997-3-27 606 Los Angeles Santa Catalina Island: N slope of Little Harbor, directly above beach; ca. 50 m upslope 42 Comment
  UC1746135  Muhlenbergia rigens Annetta M. Carter, Arthur Carter 1935-9-11 971 Los Angeles Chilao Ranger Station at junction of Charleton Flats (Pine Flats) & Pacifico Road. San Gabriel Mtns. 457 Comment
  UCR239979  Muhlenbergia rigens R. G. Swinney 2009-11-16 11635 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  JEPS104751  Muilla maritima John L. Morrison 1937-6-17 2517 Los Angeles San Gabriel Mountains; along trail above the road and 200 yds beyond junction of Mount Islip trail and one to Big Cienega Comment
  UCR273043  Muilla maritima R. G. Swinney 2011-7-8 15485 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  LA92019  Munzothamnus blairii Peter H. Raven; 1962-4-12 17310 Los Angeles San Clemente Island, large canyon below the Tomb 243 Comment
  SBBG108939  Munzothamnus blairii S. A. Junak 1996-9-28 SCl 676 Los Angeles Box Cyn, ca. 0.5 mi downstream from Triangulation Pt "Snapper" 304 Comment
  RSA579226  Myoporum laetum Tim S. Ross 1994-3-28 7412 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes, unnamed horseshoe shaped canyon to NE of upper Forrestal Drive 168 Comment
  RSA0037414  Myriophyllum R. G. Swinney 2010-9-1 13644 Los Angeles San Gabriel Mountains/Verdugo Mountains: Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds. 341 Comment
  RSA421092  Nama californica Anstruther Davidson 1923-06 s.n. Los Angeles [Unspecified] Comment
  PASA2105  Nama rothrockii Frank W. Peirson 1930-7-7 Los Angeles Arrastre Flat, San Bernardino Mts. 2285 Comment
  RSA757801  Nassella cernua Orlando Mistretta, Christine Mistretta 2008-4-7 2368 Los Angeles along SCE transmission line corridor, ca. 1 mi. NW of intersection of transmission line with State Hwy. 14 (1.25 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 46 per TRTP survey-2008) 1031 Comment
  RSA187846  Nassella lepida R. F. Thorne 1966-4-28 36203 Los Angeles Santa Catalina Island, road to Renton Mine, Pebbly Beach Canyon 244 Comment
  RSA618720  Nassella lepida Scott D. White 1998-5-19 6534 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 425 Comment
  UCR273049  Nasturtium officinale R. G. Swinney 2011-6-1 14958 Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  POM276183  Navarretia atractyloides J. D. Laudermilk 1948-6-7 s.n. Los Angeles Baseline Road Claremont Comment
  SBBG98198  Navarretia hamata C. B. Wolf 1932-5-11 3547 Los Angeles W side of Isthmus Harbor 15 Comment
  UCR272552  Nemacladus glanduliferus R. G. Swinney 2011-7-7 15433 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
  SEINET10458414  Nemacladus longiflorus Frank W. Peirson 1921-6-21 Peirson 2453 Los Angeles West Fork of San Gabriel River 640 Comment
  PASA305  Nemacladus rigidus var. rubescens Margaret Stason, F. Brubaker 1930-5-18 Los Angeles Lovejoy Buttes, Mohave desert Comment
  JEPS1518  Nemophila menziesii var. integrifolia John Thomas Howell 1928-5-4 3770 Los Angeles Monrovia Canyon , Monrovia Canyon (San Gabriel Mts.) Comment
  POM99774  Nemophila menziesii var. integrifolia I. W. Clokey, Bonnie C. Templeton 1929-04 4454 Los Angeles Mandeville Canyon, Santa Monica Mts. 350 Comment
  RSA346567  Nemophila menziesii var. menziesii Barry Burnell 1971-3-18 242 Los Angeles San Dimas Canyon, 6.2 miles from the intersection of Foothill and San Dimas Canyon Rd. 480 Comment
  RSA586350  Nemophila menziesii var. menziesii Orlando Mistretta 1995-3-17 1545 Los Angeles Northwest of Little Rock Reservoir; on Emma section of Little Rock Creek Management Unit. 1098 Comment
  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
  UCR190537  Nemophila spatulata R. G. Swinney 2000-6-19 7832 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  RSA729607  Nicotiana attenuata R. G. Swinney 1998-7-10 6370 Los Angeles Prairie Fork, near Cabin Flats Campground. Chaparral and riparian zone. 1591 Comment
  RSA730311  Nicotiana attenuata R. G. Swinney 1998-9-4 6912 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  UCR51487  Nicotiana glauca A. C. Sanders 1987-12-4 7582 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  SEINET10696853  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3959 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  LA94125  Notholaena californica Lawrence L. Kiefer; 1966-3-6 1650 Los Angeles SANTA MONICA MOUNTAINS, [San] Nicholas Canyon, ca 1 mi. from canyon mouth. 182 Comment
  POM219204  Notholaena californica subsp. californica L. C. Wheeler 1932-7-9 955 Los Angeles 3/4 mi. from mouth Rogers Canyon, San Gabriel Mts. 365 Comment
  SEINET10923023 Image available Ocimum basilicum Heidi H. Schmidt 1999-10-14 Schmidt 3826 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  RSA9868  Oenothera californica Fay A. MacFadden 1933-05 10996 Los Angeles Verdugo Mountains: Tujunga Wash near Radford St., Roscoe. Comment
  SD167074  Oenothera californica subsp. californica Anuja Parikh, Nathan Gale 2004-6-22 2063 Los Angeles Northeast end of Santa Susana Mountains/Santa Clara River Valley: Newhall Ranch (study area 13), near the Ventura County line, downstream of Mayo Spur. 259 Comment
  RSA247970  Oenothera californica subsp. californica Robert F. Thorne 1973-4-24 43437 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  UC140396  Oenothera elata subsp. hirsutissima C. F. Baker 1903-9-20 3685 Los Angeles near Claremont; San Antonio Canyon Comment
  UCR261794  Oenothera elata subsp. hirsutissima R. G. Swinney 2010-9-13 13842 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
  UCR205880  Olea europaea A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37085 Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  UCR266307  Oligomeris linifolia Robert Hamilton 2009-4-14 s.n. Los Angeles South Coast, Palos Verdes Peninsula, a short distance up the coast from the preschool at Abalone Cove 6 Comment
  SEINET9037797 Image available Opuntia M. A. Baker, Michelle Cloud-Hughes 2015-1 18410 Los Angeles Claremont, 100m south of the SE base of Indian Hill 409 Comment
  RSA0076321  Opuntia basilaris var. basilaris T. S. Ross 1991-4-28 4780 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  POM311526  Opuntia littoralis Lyman Benson 1963-6-20 16344 Los Angeles Pomona. Puddingstone Ave. just north of Carrion Bridge. 244 Comment
  SDSU20027  Opuntia littoralis Michael G. Simpson, Lori L. Simpson 2012-4-21 3679 Los Angeles Santa Catalina Island, top of ridge north of USC Marine station. 55 Comment
  RSA250439  Oreonana vestita R. F. Thorne, John Dourley 1967-10-3 37295 Los Angeles Mt. Baden Powell, just south of peak 2851 Comment
  POM353682  Orobanche bulbosa H. E. Hasse 1893-08 s.n. Los Angeles Acton. Comment
  RSA584587  Orobanche fasciculata Tim S. Ross, Steve D. Boyd 1993-5-23 7222 Los Angeles Lower, easterly ridge of Red Mtn, on northerly slope 140-220 m SE of the saddle between Ruby and Clearwater Canyons. 951 Comment
  SEINET13276819 Image available Orobanche fasciculata R. G. Swinney 2011-1 1531 Los Angeles San Gabriel Mountains: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. (Chilao Flat 7.5' Q.) 1219 Comment
  UCR264693  Osmorhiza brachypoda Mitch Provance, Callen Huff 2009-4-28 10766 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
  RSA286655  Osmorhiza brachypoda R. F. Thorne, Larry E. DeBuhr 1974-6-28 44779 Los Angeles San Gabriel Mts., Angeles National Forest: Falling Springs on Soldier Creek 1173 Comment
  UCR217699  Oxalis corniculata A. C. Sanders, Dan S. Cooper 2010-8-5 38549 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  UCR51030  Oxytheca luteola A. C. Sanders, E. J. Lawlor 1988-4-3 7737 Los Angeles Mojave Desert, at the northern edge of Lancaster, just NE of the intersection of Ave. 30 and Ave. E. Saline flats (probably an old lake bed) west of Rosamond Dry Lake 701 Comment
  POM50851  Oxytheca trilobata A. D. E. Elmer 1902-06 3695 Los Angeles Acton. Comment
  RSA228986  Packera ionophylla R. F. Thorne 1971-8-25 41279 Los Angeles Angeles National Forest: Just N of summit of Mt. Hawkins on saddle between Hawkins & Throop Peak 2667 Comment
  UC72895  Paeonia californica Geo. B. Grant Apr 1902 908 Los Angeles Pasadena Comment
  UCSB45827  Paeonia californica Green, Lisa 1980-3-22 Los Angeles On hillside about 1/2 mi. E. of Iverson Rd. N. of the Simi Valley Freeway 457 Comment
  UC1587727  Parapholis incurva Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-17 5135 Los Angeles 550 ft ssw of the 924' BM at the e end of the old airfield landing strip San Clemente Island 279 Comment
  UC1870193  Parietaria hespera var. californica LeRoy Gross, Valerie Soza 2001-6-6 432 Los Angeles Los Angeles Basin: Verdugo Mountains Region: north side; Hostetter Mountain Way, off of La Tuna Canyon Road 701 Comment
  CAS-BOT-BC413409  Parietaria hespera var. hespera Peter H. Raven 1956-6-17 9413 Los Angeles Slopes of Santa Monica Mts. n.w. of Sunset Blvd. at Sepulveda Blvd. Comment
  UCD111502  Parietaria hespera var. hespera A. C. Sanders 2003-5-22 26823 Los Angeles San Gabriel Valley. On boundary between Irwindale and Azusa, E of Irwindale Ave., S of 210 Fwy (which bisects pit) and N of Santa Fe R.R., E of the San Gabriel River channel. 170 Comment
  CDA2804  Parietaria judaica H. Graeter 1948-10-31 Los Angeles 155 Landers Street, Los Angeles 0 Comment
  SBBG128235  Paspalum dilatatum M. L. Hoefs, S. A. Junak 1996-7-9 2722 Los Angeles bunkhouse at Middle Ranch, Middle Cyn 207 Comment
  SBBG31200  Paspalum dilatatum R. F. Thorne 1966-6-1 36486 Los Angeles N of Avalon (razed St. Catherine's Hotel) 4 Comment
  RSA750454  Paspalum distichum A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37075 Los Angeles Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  RSA766060  Paspalum quadrifarium R. E. Riefner Jr. 2007-7-1 07 -288 Los Angeles City of San Dimas, Puddingstone Reservoir, Bonelli Regional Park, East Shore Dr., in open riparian woodland. 285 Comment
  SEINET10682156  Passiflora citrina S. Krosnick 2008-7-27 Krosnick 428 Los Angeles In cultivation at RSABG greenhouses. Material obtained from Tim Skimina. Original locality information equivalent to T.S. GPS #96 in Honduras Comment
  UC166837  Pectocarya anisocarpa Geo. B. Grant 1906-4-18 913 Los Angeles Pasadena Comment
  RSA177784  Pectocarya linearis subsp. ferocula R. F. Thorne, P. Everett 1965-5-10 34459 Los Angeles Near Echo Lake, Santa Catalina Island 412 Comment
  UC1922750  Pectocarya linearis subsp. ferocula Valerie L. Soza, Laura Moore 2000-5-10 842 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines. Near 34deg 14' 37.7'' N 118deg 18' 10.1'' W T2N R14W SE/4, NW/4 sec. 24. Elev. 1900 Feet Comment
  RSA0097014  Pectocarya linearis subsp. ferocula R. F. Thorne 1966-4-17 36101 Los Angeles San Clemente Island: mesa just NW of Thirst. 549 Comment
  RSA592884  Pectocarya penicillata L. C. Wheeler 1967-4-30 9248 Los Angeles Limekiln Canyon 548 Comment
  UCR281637  Pectocarya penicillata R. G. Swinney 2014-5-8 16458 B 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
  RSA0030709  Pectocarya penicillata Pam De Vries 2014-3-25 7875 Los Angeles Mojave Desert (West); Little Buttes 7.5 USGS quadrangle. Near the town of Antelope Acres in an open field on the west side of 90th St, one mile south of Hwy 138., Near 381830E; 3847244 N (WGS 84); (34.76051N, 118.26912W). 735 Comment
  SEINET7047895  Pectocarya penicillata Steven R. Hill, Kate Kramer 2001-4-22 33343 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. Elevation about 2640 feet. Comment
  POM368823  Pectocarya setosa Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  SD90384  Pectocarya setosa Robert F. Thorne, C. W. Tilforth 1973-4-20 42997 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1 mile north of Bob's Gap, 3.2 miles south of Llano, north slope of Holcomb Ridge 1145 Comment
  POM368829  Pectocarya setosa George R. Johnstone 1926-4-24 s.n. Los Angeles Antelope Valley, foothills S. of valley. Comment
  RSA401945A  Pedicularis densiflora T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  RSA686733  Pellaea andromedifolia Alva Watry 1931-5-17 s.n. Los Angeles Mint Canyon Comment
  SFV20792  Pellaea andromedifolia L. Gross 2003-2-22 742 Los Angeles Verdugo Mountains South side of Verdugo Mountains along Brand Canyon. Above the falls area up the west fork drainage area of Brand Canyon. Along east side above canyon bottom. 479 Comment
  UC1215285  Pellaea andromedifolia Peter H. Raven 1962-4-11 17304 Los Angeles ca. 1 mi s Wilson Cove; San Clemente Isl 121 Comment
  UC42648  Pellaea andromedifolia W. H. Brewer 1860-12-23 84 Los Angeles Sierra Santa Monica 152 Comment
  POM156314  Pellaea andromedifolia var. andromedifolia L. R. Abrams 1903-3-13 3121 Los Angeles San Gabriel Canyon. Comment
  SEINET6626522  Pellaea mucronata G. B. Grant, W. Wheeler 1904-1 920 /6194 Los Angeles Santa Catalina Island, off southern California Comment
  UCR220191  Pellaea mucronata R. G. Swinney, Jane Strong 2009-4-7 10304 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Antonio Canyon, 2.4 miles north of Shinn Rd. 1073 Comment
  POM308484  Penstemon centranthifolius Henry J. Ramsey, Henry J. Ramsey 1938-5-13 3087 Los Angeles Ridge Route, between Castaic and Gorman. Comment
  RSA660506  Penstemon centranthifolius Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 4 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  UC184343  Penstemon centranthifolius A. D. E. Elmer June, 1902 3606 Los Angeles Acron , Mt. Gleason (Mt. Gleason) Comment
  UCSB9641  Penstemon grinnellii Robbins, G.; Bacigalupi, Rimo 1952-4-26 Los Angeles lower Kern River Canyon; about 5 miles west of junction of Calif. 178 with road leading to Democrat Hot Springs 883 Comment
  UCR43303  Penstemon grinnellii subsp. grinnellii David Charlton 1986-6-15 223 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  SFV9207  Penstemon grinnellii var. grinnellii N. J. Manuwal 1972-4-30 s. n. Los Angeles San Gabriel Mountains Highway N2, 10 miles west of Lake Hughes at the edge of a dry meadow. Comment
  RSA549810  Penstemon grinnellii var. scrophularioides Wandalee Thompson 1964-6-16 50 Los Angeles Pine Canyon Rd, south side of N-2, 10 miles west of Elizabeth Lake, foot of Liebre Mountain 1128 Comment
  RSA578307  Penstemon grinnellii var. scrophularioides Tim S. Ross, Steve D. Boyd 1994-5-10 7751 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon. 873 Comment
  RSA578330  Penstemon grinnellii var. scrophularioides Tim S. Ross, Steve D. Boyd 1994-5-4 7647 Los Angeles Vicinity of Grass Mountain: ridge descending ESE from the north summit of Grass Mtn - Leona Divide Truck Trail. 1274 Comment
  UCR272968  Penstemon labrosus R. G. Swinney 2011-7-29 15579 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  RSA729315  Penstemon speciosus R. G. Swinney 1998-7-2 6205 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  RSA191124  Penstemon spectabilis subsp. subviscosus Robert F. Thorne, M. Z. Thorne 1967-6-25 37094 Los Angeles Along fire-road between Cobal and Evey Canyons. 732 Comment
  RSA401897  Penstemon spectabilis subsp. subviscosus M. B. Dunkle 1933-7-11 3661 Los Angeles Upper San Gabriel Canyon. San Gabriel Mountains. Comment
  POM296933  Penstemon spectabilis var. spectabilis Lyman D. Benson 1945-6-5 11750 Los Angeles Cold Spring, 2.5 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mountains. Pacific Slope Drainage 1372 Comment
  RSA401895  Penstemon spectabilis var. spectabilis M. B. Dunkle 1934-5-26 3948 Los Angeles Big Pines Road. 1524 Comment
  LA201899  Penstemon spectabilis var. subviscosus Arthur C. Gibson; 2003-4-27 4908 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak Road. 518 Comment
  RSA0059018  Pentagramma triangularis Sara L. Crockett 1997-4-1 639 Los Angeles Santa Catalina Island. Offshoot canyon from Middle Canyon; 0.2 mile SW on Middle Canyon Road from pumphouse; SE side of road. 316 Comment
  RSA0060350  Pentagramma triangularis Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4334 Los Angeles San Clemente Island: E side of island, near Malo Point, second canyon S of Bryce Canyon. Comment
  SFV14727  Pentagramma triangularis J. C. Dittes, P. Dittes 1989-10-28 14 Los Angeles San Gabriel Mountains West Fork of the San Gabriel River. 671 Comment
  SEINET3873558  Pentagramma triangularis subsp. triangularis F. R. Fosberg 1931-3-20 R 76 Los Angeles Hamilton Canyon. Santa Catalina Island.; 0 35 Comment
  SBBG17997  Pentagramma triangularis subsp. viscosa E. R. Blakley 1963-4-10 5589 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  SBBG59645  Perideridia pringlei R. Hoffmann 1929-5-22 Los Angeles above Elizabeth Lake Comment
  CAS-BOT-BC73761  Peritoma arborea var. arborea George B. Grant; Walter Wheeler 1904-4-21 3460 Los Angeles Santa Catalina Island, off southern California Comment
  CAS-BOT-BC355969  Perityle emoryi G. B. Grant 1906-9-1 7167 Los Angeles Santa Catalina Island Comment
  LA88356  Perityle emoryi O. H. Kappler; 1943-5-9 399 Los Angeles 30 Comment
  RSA535716  Perityle emoryi Timothy S. Ross 1991-5-22 5460 Los Angeles San Clemente Island. Spray Canyon; short canyon 2400 ft. ENE of Spray (which is 5200 ft. N of Eel Point), W side of island. 61 Comment
  CAS-BOT-BC419009  Persicaria lapathifolia Peter H. Raven; Henry J. Thompson 1959-10-14 14636 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). East end of Malibu Lake 220 Comment
  UCR237901  Phacelia Mark A. Elvin 2003-4-22 2528 Los Angeles Western Transverse Range, Newhall Ranch, bee site on open former oil well pad just east of Grapevine Mesa, S of Santa Clara River and Hwy 126, c. 4 mi. east of Ventura Co. line 314 Comment
  RSA587464  Phacelia affinis Orlando Mistretta 1995-4-11 1616 Los Angeles San Gabriel Mountains. Santiago canyon. Canyon and slopes draining W slopes of Santiago Canyon ca. 1 mi. SW of confluence with Little Rock Creek. 1098 Comment
  RSA0088599  Phacelia brachyloba R. G. Swinney 2010-5-11 12686 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
  UCR222799  Phacelia brachyloba R. G. Swinney 2009-5-9 10709 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, San Gabriel River near Van Tassel Canyon confluence, 1.2 miles north of Foothill Blvd. on east side of El Encanto Parkway 183 Comment
  RSA427659  Phacelia cicutaria var. hispida F. R. Fosberg 1930-7-3 3033 Los Angeles Lexington Wash, San Gabriel River. El Monte. 80 Comment
  RSA714685  Phacelia cicutaria var. hispida A. C. Sanders, Mark A. Elvin 2003-6-18 26957 Los Angeles Western Transverse Range: around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon. 1037 Comment
  SD44542  Phacelia cicutaria var. hispida Kay H. Beach 1943-5-11 Los Angeles Little Dalton Canyon along Woods Trail. San Gabriel Mountains. 395 Comment
  UCR85811  Phacelia cicutaria var. hispida T. S. Ross, Annette Ross 1991-6-3 5543 Los Angeles San Gabriel Valley, Elephant Hill, west Pomona 305 Comment
  HSC79408  Phacelia cicutaria var. hispida Mike Ikeda 1968-4-4 35 Los Angeles 8 mi. N of Malibu, 4 mi. S of jct. Hwy. 101 and Las Virgenes Creek, Santa Monica Mtns. 610 Comment
  RSA427649B  Phacelia cicutaria var. hispida Edwin Kline 1925-5-3 s.n. Los Angeles Muhlholland Estate. Comment
  RSA427653  Phacelia cicutaria var. hispida Edwin Kline 1925-4-26 s.n. Los Angeles Arroyo Seco, San Gabriel Mountains. Comment
  RSA587756  Phacelia distans Tim S. Ross 1991-4-27 4621 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (and hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  SFV3003  Phacelia distans H. L. Bauer 1941-4-21 647 Los Angeles Playa del Rey. 61 Comment
  UCR260018  Phacelia distans R. G. Swinney 2010-3-30 12106 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
  RSA426204  Phacelia distans Richard C. Barkelew 1929-4-7 s.n. Los Angeles Nichols Canyon Comment
  RSA0119668  Phacelia fremontii R. G. Swinney 2014-4-30 16261 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  UC1537523  Phacelia fremontii Gordon H. True 1935-3-5 43 Los Angeles 4 mi s Palmdale 944 Comment
  UCR222764  Phacelia fremontii R. G. Swinney 2009-5-12 10751 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
  RSA426155  Phacelia fremontii Bonnie C. Templeton 1932-6-1 5062 Los Angeles West Blue Ridge, Big Pines Park 2195 Comment
  RSA426157  Phacelia fremontii Bonnie C. Templeton, I. W. Clokey 1930-4-8 1033 Los Angeles Mojave Desert, W of Lancaster. 400 Comment
  UC1400400  Phacelia fremontii Robert F. Thorne and C. W. Tilforth, et al. 1972-6-29 42101 Los Angeles on road from Jackson Lake ca. 2 mi se Valyermo; San Gabriel Mts., Angeles National Forest 1432 Comment
  UC604893  Phacelia fremontii Roxana S. Ferris and Ruth P. Rossbach 1938-5-13 9477 Los Angeles on Antelope Valley Rd 5 mi w Lancaster Comment
  RSA155826  Phacelia grandiflora Peter H. Raven 1962-5-23 17859 Los Angeles Santa Catalina Island, ocean bluffs at East side of Avalon Bay. Comment
  UC57032  Phacelia grandiflora Ernest Braunton 1901-6-18 76 Los Angeles W. Sherman Canyon Comment
  UCR256220  Phacelia imbricata R. G. Swinney 2010-6-4 13037 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
  RSA428026  Phacelia imbricata subsp. imbricata G. R. Johnstone 1931-5-3 s.n. Los Angeles Pico Canyon, Santa Susana Mountains. Comment
  RSA584594  Phacelia imbricata subsp. imbricata Tim S. Ross 1993-5-26 7315 Los Angeles W end of San Gabriel Mountains, Santa Clara Road (USFS) between Wilson Canyon Saddle on May Canyon Saddle; N slope of the 3834-foot peak NW of May Canyon Saddle. 1097 Comment
  UCR126947  Phacelia imbricata subsp. imbricata Mark A. Elvin 2003-6-12 2943 Los Angeles Santa Clarita Valley, Newhall Ranch, south side of Potrero Canyon, south of Potrero Mesa 335 Comment
  UC212198  Phacelia imbricata subsp. patula I. M. Johnston 1918-7-6 2092 Los Angeles Prairie Fork San Gabriel River San Antonio Mountains (canyon floor) 2057 Comment
  JEPS28420  Phacelia imbricata subsp. patula L. R. Heckard 1953-6-15 505 Los Angeles along road to Tujunga Canyon 1.5 mi below summit (w side of mt.); San Gabriel Mountains, Mt. Gleason; along road to Tujunga Canyon, W side of Mt. Gleason, San Gabriel Mts., Los Angeles Co. 1828 Comment
  RSA428073  Phacelia minor Anstruther Davidson 1890-4-10 s.n. Los Angeles Cahuenga Pass. Comment
  UC107320  Phacelia minor Katharine Brandegee May 1889 Los Angeles Pasadena Comment
  UCR273249  Phacelia minor R. G. Swinney 2011-5-6 14620 Los Angeles San Gabriel Mountains, north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 854 Comment
  UCR273218  Phacelia ramosissima R. G. Swinney 2011-10-18 15834 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
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Aug 24 2017
  SBBG51754  Phacelia tanacetifolia R. Gustafson, C. Davidson 1977-4-20 421 Los Angeles Fort Tejon Rd, S of Littlerock, ca. 1.5 mi E of jct with 82nd St 975 Comment
  SFV6221  Phacelia tanacetifolia R. M. Muran 1974-3-26 55 Los Angeles Santa Monica Mountains Mandeville Canyon area. 427 Comment
  CATA1482  Phalaris aquatica Mark L. Hoefs, Steven A. Junak 1996-4-30 2683 Los Angeles Santa Catalina Island: By road past Parson's Junction, toward west end, just before Starlight Beach 152 Comment
  SBBG31121  Phalaris aquatica R. F. Thorne 1966-6-1 36500 Los Angeles stream flowing from reservoir at upper end of Cape Cyn 335 Comment
  RSA582961  Phalaris coerulescens Timothy S. Ross 1993-4-23 6929 Los Angeles Santa Catalina Island. SW part of the island in Middle Canyon; along Middle Canyon Road between Thompson Dam and Eagle's Nest Lodge. 168 Comment
  UC407310  Phalaris lemmonii LeRoy Abrams 1903-4-9 3234 Los Angeles Inglewood Comment
  SEINET4080670  Pholistoma auritum M. B. Dunkle 1939-1 7238 Los Angeles Chenette Canyon, San Clemente Island. Comment
  CAS-BOT-BC222550  Pholistoma auritum var. auritum Louis C. Wheeler 1932-4-2 551 Los Angeles Head of Mandeville Canyon, Santa Monica Mts. 487 Comment
  RSA658222  Pholistoma auritum var. auritum Tim Turmezei 1988-3-2 20 Los Angeles Walnut Creek. Comment
  SD51877  Pholistoma racemosum Peter H. Raven 1962-4-9 17148 Los Angeles San Clemente Island. Wilson Cove, on grassy slopes near barracks. 60 Comment
  RSA747190  Phoradendron densum R. G. Swinney 2008-6-9 8967 Los Angeles lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  UC1971391  Phoradendron juniperinum subsp. libocedri Louis C. Wheeler 1946-8-25 6239 Los Angeles San Gabriel Mountains; Pine Flats, north end. Comment
  UCSB15390  Phoradendron leucarpum subsp. tomentosum Breedlove, Dennis 1961-8-4 Los Angeles Steep slope at western edge of Mohave Desert on Big Pines Highway at junction with Largo Vista Road; San Gabriel Mountains 1524 Comment
  LA200865  Phoradendron macrophyllum Carl Epling; L. Ellison 1930-3-1 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA420803  Phoradendron macrophyllum Clare, McDougal 1930-2-16 13705 Los Angeles Topango [Topanga] Canyon. Comment
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May 29 2014
  RSA598086  Phoradendron pauciflorum Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3782 Los Angeles Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip) 1884 Comment
  RSA420809  Phoradendron villosum Anstruther Davidson 1890-07 s.n. Los Angeles Newhall. Comment
  RSA0072434  Photinia arbutifolia var. macrocarpa F. R. Fosberg 1931-12-11 7159 Los Angeles Santa Catalina Island. Gallagher's Beach. 2 Comment
  RSA683951  Phyllospadix scouleri E. Yale Dawson 1957-11-7 17746 Los Angeles Dead Man s Cove. Portuguese Point. Comment
  RSA412028  Pickeringia montana L. E. Hoffman s.n. Los Angeles Millard's Canyon, Angeles Forest Comment
  SEINET3561215 Image available Pinus coulteri Walter Schloer 1965-11-7 s.n. Los Angeles 10 miles northeast of Pasadena. Comment
  CAS-BOT-BC78866  Pinus monophylla Geo. B. Grant 1902-6-1 268 Los Angeles unspecified 1828 Comment
  JEPS47932  Pinus monophylla Frank W. Peirson 1919-6-15 469 Los Angeles Rock Creek San Gabriel Mountains Comment
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Mar 29 2014
  RSA602027  Pinus monophylla L. C. Wheeler 1964-4-11 8462 Los Angeles San Gabriel Mountians: ca. 1 mile E of Kentucky Springs.. . Comment
  UCR190904  Pinus monophylla R. G. Swinney 1998-7-2 6223 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  SEINET10530875  Pinus torreyana Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4820 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  POM1820  Piperia cooperi Philip A. Munz 1918-5-25 2279 Los Angeles Claremont - Palmers Canyon. Comment
  SBBG31105  Piptatherum miliaceum R. F. Thorne 1966-9-14 36643 Los Angeles behind Ben Weston Beach 3 Comment
  RSA675008  Pittosporum undulatum LeRoy Gross 2003-2-22 748 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  RSA0044604  Plagiobothrys arizonicus A. C. Sanders 2007-4-19 33431 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1006 Comment
  UCR182272  Plagiobothrys arizonicus R. G. Swinney 1998-4-14 6021 Los Angeles San Gabriel Mtns./Southern Mojave Desert, mouth of Mescal Canyon, c. 50 m SE of Mescal Canyon Reservoir, west side of stream 1476 Comment
  SBBG63868  Plagiobothrys canescens R. Hoffmann 1932-4-27 Los Angeles 5 mi N of Lancaster Comment
  UCR185569  Plagiobothrys canescens A. C. Sanders, T. B. Salvato 2007-4-25 33526 Los Angeles Tehachapi Mtns. Foothills, lower Oso Canyon 1006 Comment
  UCR261327  Plagiobothrys canescens R. G. Swinney 2010-3-13 11877 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  POM368862  Plagiobothrys canescens George B. Grant, Wheeler 1904-04 s.n. Los Angeles Santa Catalina Island. Comment
  SBBG126073  Plagiobothrys leptocladus A. Parikh with N. Gale, A. C. Sanders, S. Reynolds 2010-3-29 3133 Los Angeles ephemeral stream ca 0.7 mi ESE (103 deg) of Quail Lake, NE of intersection of National Cement Plant Rd and Hwy 138 1015 Comment
  UCR84481  Plagiobothrys nothofulvus T. S. Ross, D. L. Banks 1994-4-12 7500 Los Angeles San Gabriel Mtns., San Francisquito Canyon, westerly ridge descending from SW/NE-trending ridge which divides San Francisquito Canyon from Dry Canyon; c. 480 m SE of where Drinkwater Canyon joins San Francisquito Canyon 671 Comment
  RSA177841  Plantago erecta Robert F. Thorne, Percy C. Everett 1965-5-10 34512 Los Angeles near upper end of Gallagher Canyon; Santa Catalina Island 427 Comment
  SBBG132114  Plantago erecta S. A. Junak 1996-4-12 SCI 303 Los Angeles upper E reaches of Horse Beach Cyn drainage 402 Comment
  SD39910  Plantago erecta EA Purer 1931-3-12 1515 Los Angeles Near El Segundo, Grassy flat. Comment
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Nov 21 2019
  SD39912  Plantago erecta EA Purer 1932-5-14 2945 Los Angeles El Segundo established dunes. Comment
  POM301486  Plantago hirtella J. C. Roos 1942-7-8 1273 Los Angeles Michigan and Boyle Station. Comment
  RSA747295  Plantago indica A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36918 Los Angeles San Gabriel Valley: San Gabriel River floodplain, Whittier Narrows Nature Center and east to Peck Rd. along the SCE powerlines and the river levee. 70 Comment
  UCR149302  Plantago indica R. G. Swinney 1997-7-14 5675 Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon Percolation Basin, east side of Glendora Mtn. Rd. 320 Comment
  UCR199943  Plantago indica Scott D. White, Justin Wood 2008-5-19 12017 Los Angeles Los Angeles Basin, Whittier Narrows Dam County Recreation Area. San Gabriel River floodplain, between Durfee Ave. and 605 freeway. SCE powerline corridor 70 Comment
  UCR210056  Plantago major A. C. Sanders 2009-11-6 37208 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  POM243768  Plantago ovata var. insularis F. R. Fosberg 1931-4-16 S- 4658 Los Angeles Bulrush Ridge, Santa Catalina Island. 200 Comment
  SBBG105346  Plantago ovata var. insularis H. L. Ferguson 1980-4-16 131 Los Angeles Westshore Reservoir near Montago skeet range, S of sand dunes area Comment
  RSA0004712  Plantago speciosa George B. Grant 1900-03 2412 Los Angeles Santa Catalina Island, Pacific Shore Comment
  UCR138541  Platanthera dilatata var. leucostachys L. C. Wheeler 1966-8-21 8826 Los Angeles San Gabriel Mtns., Dorr Canyon, NW slope of Mt. Burnham, Lodgepole Picnic Area, Angeles Crest Hwy 2317 Comment
  RSA191363  Platanthera sparsiflora Robert F. Thorne, Mae Z. Thorne 1967-7-19 37181 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Cienega Springs, above Crystal Lake Recreation Area 1982 Comment
  CAS-BOT-BC93179  Platanus racemosa Le Roy Abrams 1899-3-1 s.n. Los Angeles Between Los Angeles and Pasadena. Comment
  RSA0115473  Platanus racemosa T. B. Salvato, H. Spencer Badet, Mitch Provance 2007-4-26 2086 Los Angeles Tehachapi Mountains Foothills: lower Big Sycamore Canyon. 1000 Comment
  RSA0008147  Platanus racemosa Peter H. Raven, H. J. Thompson 1959-9-6 14366 Los Angeles Borders of salt marsh at mouth of Malibu Creek. 9 Comment
  RSA0021444  Platanus racemosa M. R. Everett 1941-07 s.n. Los Angeles University of Southern California, Library lawn Comment
  RSA445697  Platystemon californicus John P. Hill 1929-4-15 s.n. Los Angeles Verdugo Woodlands Comment
  POM389  Platystemon californicus E. L. Brown 1893-04 s.n. Los Angeles Elypian Park Comment
  UCSB70626  Plecostachys serpyllifolia Riefner, R. 2009-6-9 Los Angeles City of Malibu, ca. 0.2 mi E of La Piedra State Beach 3 Comment
  POM4556  Plectritis ciliosa subsp. insignis I. M. Johnston 1918-4-11 1833 Los Angeles Lone Hill south of Glendora. Grassy hillside. 366 Comment
  UCR259094  Pluchea odorata R. G. Swinney 2010-10-15 14059 Los Angeles San Gabriel Mountains, from Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake 329 Comment
  RSA484175  Poa annua M. B. Dunkle 1933-4-14 3304 Los Angeles Long Beach. Comment
  RSA484177  Poa annua Freda Detmers 1928-4-24 s.n. Los Angeles Los Angeles.[Los Angeles River?] Comment
  UCR103223  Poa annua Scott D. White 1992-10-8 911 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  RSA715212  Poa secunda Gary D. Wallace, Bob Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1947 Los Angeles Fort Tejon Road. Comment
  RSA732935  Poa secunda R. G. Swinney 1998-7-8 6333 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  SEINET1906672  Poaceae A. C. Sanders, Helen Kennedy 2005-1 29464 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  RSA135188  Polycarpon tetraphyllum P. H. Raven 1960-5-16 15381 Los Angeles Santa Monica Mountains. Topanga Canyon, 0.6 miles north of Coast Highway. 122 Comment
  SEINET5845276  Polygala cornuta J. H. Barber 1898-7-3 s.n. Los Angeles Santa Monica Canyon Comment
  RSA0102410  Polygonum argyrocoleon Lyman Benson 1948-3-27 12859 Los Angeles Claremont. 365 Comment
  SEINET3160315  Polygonum aviculare G. B. Grant 1904-5-24 1020 Los Angeles Pasadena Comment
  UCR223798  Polygonum aviculare R. G. Swinney 2009-8-25 11473 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  LA33811  Polypodium californicum Henry J. Thompson; 1959-2-20 1834 Los Angeles Santa Monica Mountains, La Tuna Canyon, 0.5 mi above ocean 76 Comment
  SBBG17995  Polypodium californicum E. R. Blakley 1963-4-7 5513 Los Angeles S side Middle Ranch Cyn, 0.5 mi below Eagles Nest 152 Comment
  UC812566  Polypodium californicum F. R. Fosberg 1931-4-13 R 87 Los Angeles rt. fork Pebble Beach Canyon; Santa Catalina Isl. 75 Comment
  UCSB62288  Polypodium californicum Kiefer, Lawrence 1967-3-4 Los Angeles San Gabriel Mtns., vicinity of Josephine Mtn., Lucas Crk., tributary of Big Tujunga Canyon, ca. 1.5mi upstream from Angeles Forest Hwy 1280 Comment
  UCSB62353  Polypodium californicum Kiefer, Lawrence 1967-3-5 Los Angeles San Gabriel Mtns., S base of mountains, NE of Tujunga, Haines Canyon, ca. 3/4mi upstream from dam 792 Comment
  SBBG128765  Polypogon interruptus M. L. Hoefs 1995-5-23 2131 Los Angeles Middle Cyn at Thompson Reservoir 195 Comment
  SJSU12965  Polypogon interruptus C. W. Sharsmith 1940-8-29 4227 Los Angeles streamway head of Eaton Canyon, San Gabriel Mts 1371 Comment
  CATA133  Polypogon monspeliensis Peter Henrikson 1987-5-18 100 Los Angeles Santa Catalina Island: Above Parsons' Landing 60 Comment
  UCR136834  Polypogon monspeliensis John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  CAS-BOT-BC102553  Populus fremontii Le Roy Abrams; E. A. McGregor 1908-7-2 556 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1158 Comment
  CDA789  Potamogeton crispus Forest Service Personnel 1958-6-26 s.n. Los Angeles Jackson Lake. 0 Comment
  UC56548  Potentilla anserina subsp. pacifica Ernest Braunton 1902-6-8 455 Los Angeles Ballona Comment
  NY689143  Potentilla multijuga H. E. Hasse 06 1893 s.n. Los Angeles Near Los Angeles. Comment
  UC12760  Prunus fasciculata J. Burtt Davy May 9 1896-May 24 1896 2479 Los Angeles back of Manjana (Antelope Valley); Antelope Valley Comment
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Apr 10 2012
  CDA41408  Prunus fasciculata var. punctata Michael O Brien 2015-7-29 s.n. Los Angeles Malibu; County Line State Park , a unit of Leo Carrillo State Beach. 0 Comment
  UC56544  Prunus ilicifolia Ernest Braunton 1902-6-4 392 Los Angeles Griffith Park Comment
  UCR272019  Prunus ilicifolia R. G. Swinney 2011-5-31 14935 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
  NY42992  Prunus ilicifolia subsp. lyonii J. B. Walker 1995-4-8 1330 Los Angeles Santa Catalina Island, Cherry Cove/Cherry Valley 100 Comment
  HSC93985  Prunus virginiana var. demissa L. C. Wheeler 1956-9-15 7236 Los Angeles San Gabriel Mountains: Blue Ridge. Comment
  RSA86842  Prunus virginiana var. demissa F. W. Peirson 1923-5-26 3528 Los Angeles Vincent Gulch side of Rock Creek Divide, San Gabriel Mountains 2012 Comment
  POM358749  Pseudognaphalium biolettii F. R. Fosberg 1931-3-1 4214 Los Angeles Topanga Canyon, 2.5 mi. below Wildwood, Santa Monica Mountains. 60 Comment
  UC485716  Pseudognaphalium biolettii Crawford and Hiatt 1916-3-28 701 Los Angeles Santa Monica Mts. Comment
  UCR96410  Pseudognaphalium biolettii Scott D. White 1997-2-2 4655 Los Angeles San Dimas/Pomona area: Bonelli Regional Park, Just NW of Puddingstone Reservoir, south of San Dimas Ave, and east of the I-210 Freeway 305 Comment
  UC729586  Pseudognaphalium californicum Carl B. Wolf 1932-5-9 3483 Los Angeles left (e) fork Pebbly Beach Canyon (1/3 mi above Mexican Houses); Santa Catalina Island, Pebbly Beach Canyon 152 Comment
  UCR258778  Pseudognaphalium canescens R. G. Swinney 2010-2-27 11772 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
  SD69016  Pseudognaphalium luteoalbum Robert F. Thorne, D. Propst 1968-5-27 37640 Los Angeles Santa Catalina Island; Ben Weston Beach at mouth of Middle Ranch Canyon. Comment
  CAS-BOT-BC357290  Pseudognaphalium microcephalum Ernest Braunton 1902-9-1 673 Los Angeles Los Angeles Comment
  SBBG106255  Pseudognaphalium microcephalum S. A. Junak 1981-7-31 SCl 51 Los Angeles NE end of island, at SE corner of airfield runways 60 Comment
  UC55058  Pseudognaphalium ramosissimum Ernest Braunton 1902-8-1 643 Los Angeles Griffith Park Comment
  UC1349333  Pseudognaphalium stramineum Robert F. Thorne and P. Everett 1965-6-23 34983 Los Angeles near margin Hay Press Reservoir; Santa Catalina Island 411 Comment
  LA212348  Pseudotsuga macrocarpa Jack Pepper; 1950-11-4 s.n. Los Angeles Angeles Crest. 1523 Comment
  SEINET1125374 Image available Psidium montanum L. R. Landrum 1987-5-24 5478 Los Angeles Los Angeles, Huntington Botanical Garden, subtropical section. Comment
  UCR95291  Psilocarphus brevissimus var. brevissimus Steve Boyd, Lauren Raz 1996-10-8 8979 Los Angeles Liebre Mtns. Region, Plum Canyon southwest of Cruzan Mesa along Arline Road c. 2 miles west of junction with Sierra Highway in Mint Canyon 610 Comment
  UCR202534  Pterospora andromedea R. G. Swinney 2001-8-9 8024 Los Angeles San Gabriel Mtns., Mount Williamson, western ridge 2515 Comment
  LA82482  Pterostegia drymarioides O. H. Kappler; 1943-4-18 368 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SBBG133397  Pterostegia drymarioides S. McDonough, J. Lambert 2008-3-25 Bot 45 -05 Los Angeles E slope of Jack Nots Cyn 210 Comment
  UCR259573  Pterostegia drymarioides R. G. Swinney 2010-4-1 12141 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  RSA571537  Purshia tridentata var. glandulosa Steve D. Boyd, D. L. Banks, Orlando Mistretta 1994-4-29 8300 Los Angeles Northern slope of the San Gabriel Mountains, Angeles National Forest, side draw on southeastern side of Mt. Emma, Santiago Canyon drainage. 1158 Comment
  UC484282  Pycnanthemum californicum Ernest Braunton Sept. 1928 1022 Los Angeles 20 mi up San Gabriel Canyon 609 Comment
  RSA0080563  Pyrola dentata Jane Tirrell 2012-8-3 LS 0148 Los Angeles South side California State Route 2, in cluvert at mile marker 66.43. 2233 Comment
  UC848120  Quercus I. W. Clokey 1930-9-11 5327 Los Angeles Laurel St., South Pasadnea South Pasadena Comment
  SFV17794  Quercus X macdonaldii J. M. Tucker 1992-3-30 s. n. Los Angeles California Channel Islands Santa Catalina Island. Upper Middle Ranch Canyon below pump station, roughly 4.5 miles west of Avalon. 256 Comment
  CAS-BOT-BC45670  Quercus agrifolia Alice Eastwood 1906-5-27 132 Los Angeles Laurel Canyon Comment
  RSA522950  Quercus berberidifolia Tim S. Ross 1990-10-26 3313 Los Angeles off the N side of Horse Canyon saddle in upper reaches of Horse Canyon drainage 854 Comment
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Jun 24 2014
  SFV22026  Quercus berberidifolia V. Soza, I. E. Anderson, L. Gross 2000-6-6 987 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. Along Verdugo Mountainway east of junction with Stough Canyon Mountainway, above Stough canyon, northeast side of peak O'2646. North-northeast-facing slope above along fire near ridgetop. 762 Comment
  UCR95520  Quercus berberidifolia Steve Boyd, Lauren Raz 1996-10-8 9016 Los Angeles Liebre Mtns. region, crest of Sierra Pelona area at the headwaters of the westerly fork of Maple Canyon, west of Mount McDill. 1402 Comment
  UCSB34866  Quercus berberidifolia Lloyd, Robert 1959-3-3 Los Angeles Ganesha Hills near comer of Hillcrest and North Hill Rd. north of Pomona 274 Comment
  UCSB34872  Quercus berberidifolia Lloyd, Robert 1959-3-3 Los Angeles In Ganesha Hills near corner of Hillcrest and North Hill Rd. north of Pomona 274 Comment
  CAS-BOT-BC62368  Quercus chrysolepis Geo. B. Grant 1902-7-1 3712 Los Angeles Mt. Lowe 1828 Comment
  LA30435  Quercus chrysolepis Louis Wheeler; 1931-10-11 252 Los Angeles Thompson Wash near La Verne 403 Comment
  SFV870  Quercus chrysolepis P. G. Kilburn 1957-12-1 559 Los Angeles San Gabriel Mountains Just north of Mount Wilson Park. 1829 Comment
  RSA476601  Quercus durata var. gabrielensis F. R. Fosberg 1931-11-29 7080 Los Angeles La Crescenta Comment
  RSA655357  Quercus durata var. gabrielensis LeRoy Gross 2000-11-4 321 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way,east off La Tuna Canyon Road, Sun Valley. 396 Comment
  RSA702434  Quercus durata var. gabrielensis Scott D. White 2004-7-28 10664 Los Angeles San Gabriel Mountains: Clear Creek area. In and around 'The Pines' picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jtn. with Angeles Crest Hwy. 976 Comment
  UCD45999  Quercus durata var. gabrielensis Rudolph Fischer 1965-9-23 s.n. Los Angeles On mesa 1/2 mile west of Live Oak Canyon, ca. 2 miles (airline) north of La Verne and 5 miles northwest of Pomona, foothills of San Gabriel Mountains, Los Angeles County, California. 457 Comment
  SEINET10962214 Image available Quercus engelmannii Joseph A. Ewan 1934-12-27 Ewan 8487 Los Angeles Tall chaparral of piedmont mesa. 2 mi. above A.T. & S.F. tracks at mouth of Sawpit Canyon (i.e. Monrovia C.) 229 Comment
  RSA597248  Quercus ilex B. Pitzer, P. Gomez 1996-4-28 2747 Los Angeles Los Angeles Basin Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue. Comment
  RSA605067  Quercus lobata E. R. Blakley 1962-10-6 5473 Los Angeles Bullrush Canyon, Santa Catalina Island 351 Comment
  OBI14277  Quercus pacifica H. E. McMinn 1924-7-25 1307 Los Angeles Catalina Island Comment
  POM243781  Quercus pacifica F. R. Fosberg 1931-5-6 S 4824 Los Angeles Cape Canyon, Santa Catalina Island. 280 Comment
  POM296401  Quercus pacifica Lyman Benson, Joseph Lanjouw 1953-5-2 15106 -b Los Angeles Catalina Island. North face of Swain Canyon, Whites Landing 366 Comment
  RSA476562  Quercus pacifica F. R. Fosberg 1931-5-5 S 4771 Los Angeles Santa Catalina Island, Bullrush Canyon 60 Comment
  CAS-BOT-BC104427  Quercus tomentella Peter H. Raven 1962-5-21 17808 Los Angeles Santa Catalina Island, lower end of Pebble Beach Canyon 91 Comment
  CAS-BOT-BC250922  Quercus tomentella P. S. Manos 1988-10-28 688 Los Angeles San Clemente Island, just S of Vista Canyon and N of Eagle Canyon 243 Comment
  RSA485827  Quercus tomentella T. S. Elias 1988-2-10 10665 Los Angeles San Clemente Island: Dead Man's Curve adjacent to Eagle Canyon, East side of island Comment
  UCR275012  Quercus wislizeni Michael Honer, Rachel Woodard 2006-4-21 2217 Los Angeles Tehachapi Mountains area:, Slopes above Oso Canyon; c. 2 miles north of Quail Lake; 1.2 miles west of cement plant rd. 1006 Comment
  RSA277145  Quercus wislizeni var. frutescens J. L. Huber 1970-8-2 1094 Los Angeles Chilao, 1mile north of Chilao Fire Station, San Gabriel Mtns. 1524 Comment
  RSA477123  Quercus wislizeni var. frutescens Anstruther Davidson 1892-8-20 s.n. Los Angeles Wilson's Peak Comment
  SD80043  Quercus wislizeni var. frutescens Jeannette L. Huber 1970-8-2 1094 Los Angeles Chilau, 1.0 mile north of Chilau Fire Station. 1524 Comment
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Oct 16 2014
  CAS-BOT-BC378880  Ranunculus californicus var. californicus LeRoy Abrams 1901-4-3 1268 Los Angeles Santa Monica Mts. 244 Comment
  UC1584034  Raphanus sativus Tim Ross 1991-2-23 4109 Los Angeles Whittier Hills (Puente Hills), Upper Turnbull Canyon, 1/5 air mi wnw of Turnbull Canyon Road x Skyline Drive Upper Turnbull Canyon; Whittier Hills (Puente Hills), Upper Turnbull Canyon 298 Comment
  UCR131451  Raphanus sativus Alison Lipman 1998-5-6 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  RSA399210  Reseda alba Anstruther Davidson 1920-03 3368 Los Angeles Foot of St. Susanna Pass Comment
  CHSC110019  Rhamnus californica Mark Elvin; Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 360 Los Angeles Transverse Ranges; San Gabriel Mountains region: San Gabriel Mtns. Claremont. ~0.6mi W of Mt. Baldy Rd. in Evey Canyon. Comment
  JEPS41979  Rhamnus crocea Frank W. Peirson 1919-3-27 339 Los Angeles w of Arroyo Seco; San Gabriel Mountains 396 Comment
  CAS-BOT-BC55975  Rhamnus ilicifolia Timothy S. Ross; J. Mark Porter 1995-5-4 8413 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. USGS 7.5' Green Valley Quadrangle 585 Comment
  CAS-BOT-BC55977  Rhamnus ilicifolia Herman Knoche 1919-6-25 Series A, No. 885 Los Angeles Avalon S. Catalina Island Comment
  RSA0081312  Rhamnus ilicifolia R. G. Swinney 2010-5-7 12590 Los Angeles Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  RSA391042  Rhamnus ilicifolia Freda Detmers 1931-5-17 s.n. Los Angeles Mint Canon. [canyon] Comment
  CATA1065  Rhamnus pirifolia Mark L. Hoefs 1995-5-16 2005 Los Angeles Santa Catalina Island: Near Airport Road, just past road to Black Jack Campground 454 Comment
  SBBG71099  Rhus aromatica M. N. Ackley -Apr-1928 6 Los Angeles Santa Monica Mtns 274 Comment
  CAS-BOT-BC170453  Rhus integrifolia Peter H. Raven 1959-3-15 13954 Los Angeles Bluffs just east of Zuma Beach, Point Dume - Santa Monica Mountains 15 Comment
  UC109843  Rhus integrifolia T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  RSA660440  Rhus ovata Orlando Mistretta 1992-6-17 579 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  UCR250554  Rhus ovata Mark A. Elvin, Tarja Sagar 2013-5-31 7152 Los Angeles Western Transverse Ranges: Santa Monica Mountains, along Malibu Canyon Road south of tunnel, in main drainage and tributaries 168 Comment
  UCR252772  Rhus ovata R. G. Swinney 2010-3-10 11789 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes 329 Comment
  UCR271819  Rhus ovata R. G. Swinney 2011-3-15 14083 Los Angeles San Gabriel Mountains, Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 235 Comment
  UC1870323  Rhynchelytrum repens LeRoy Gross, Naomi Fraga, Bill Hogshead 2002-3-21 499 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. Slope on west side of Chandler Canyon 449 Comment
  CAS-BOT-BC433170  Ribes W H Shockley No date on label s.n. Los Angeles Mt Lowe Comment
  UCD102100  Ribes amarum Geoffrey Levin 1974-4-27 60 Los Angeles Evey Canyon, a side canyon on San Antonion Canyon. San Gabriel Mountains, Santa Ana River, Pacific Slope drainage basin. 751 Comment
  LA205466  Ribes aureum var. gracillimum J. Sauer; T. Brothers 1979-5-6 6069 Los Angeles Soledad Canyon, near Ravenna Comment
  RSA729341  Ribes aureum var. gracillimum R. G. Swinney 1999-4-8 7076 Los Angeles Claremont, Palnmer Canyon. c. 100m east of Cobal Canyon. 512 Comment
  UCR99398  Ribes aureum var. gracillimum Jack Easton 1997-2-25 s.n. Los Angeles Glendale: western toe of San Rafael Hills 305 Comment
  PASA2245  Ribes californicum var. hesperium Annetta Carter 1929-1-6 Los Angeles Sturdevant Trail above Half Way House 457 Comment
  RSA476450  Ribes californicum var. hesperium Unspecified 1920-06 s.n. Los Angeles Santa Monica Range, Canyon of low Mts. Comment
  RSA635052  Ribes californicum var. hesperium Valerie L. Soza, Laura Moore 1999-6-30 575 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above Hoegee Campground. 854 Comment
  RSA682603  Ribes californicum var. hesperium Valerie L. Soza, Bill Hoghead, Amber Maurice 2003-5-17 s.n. Los Angeles Mount Lowe Road (2N50). From junction with Mount Wilson Road southwest to the junction with Chantry Flats Trail (2N65) above Altadena; (Mt. Wilson). 915 Comment
  CAS-BOT-BC173122  Ribes indecorum Louis C. Wheeler 1932-1-31 440 Los Angeles Foothills San Gabriel Mts. 1 mi. E Palmer Canyon 609 Comment
  SEINET3095402 Image available Ribes indecorum Dick Swinney 1990-1-6 1508 Los Angeles San Gabriel Mountains, 70 yards W of Glendora Mountain Road, just N of Glendora Ridge Motorway, on an old dirt road. Comment
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Oct 1 2020
  UCR125624  Ribes indecorum A. C. Sanders 2003-5-22 26816 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-BC173416  Ribes malvaceum W. R. Dudley 1903-4-3 s.n. Los Angeles Santa Margarita Mts., near R.R. tunnel Comment
  LA50739  Ribes malvaceum Carl Epling; 1925-2-10 6277 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA167643  Ribes malvaceum Peter H. Raven, Robert F. Thorne 1964-5-7 19005 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  UC1127276  Ribes malvaceum P. L. Johannsen 1934-1-27 248 Los Angeles 1 1/2 mi w Oat Mountain; Santa Susana Quadrangle Comment
  UCR259269  Ribes malvaceum R. G. Swinney 2010-3-14 11894 Los Angeles San Gabriel Mountains, 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
  UCR259677  Ribes malvaceum R. G. Swinney 2010-6-8 13180 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream 549 Comment
  SD143855  Ribes malvaceum var. malvaceum Scott D. White, Pam de Vries 1997-11-25 6036 A Los Angeles San Gabriel River Canyon; north of Azusa, below Morris Dam; just southeast of private orchard. 249 Comment
  RSA127880  Ribes malvaceum var. viridifolium Peter H. Raven, H. J. Thompson 1959-2-25 13810 Los Angeles 1.2 miles east of summit, Saddle Peak. 610 Comment
  RSA84502  Ribes malvaceum var. viridifolium F. W. Peirson 1919-5-18 71 Los Angeles Ridge between Monrovia and Fish Canyons 1067 Comment
  CAS-BOT-BC209702  Ribes quercetorum Louis C. Wheeler 1932-4-9 580 Los Angeles Mouth Kings Canyon Elizabeth Lake Region 975 Comment
  RSA0106824  Ribes roezlii R. G. Swinney 2011-7-29 15562 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  RSA578978  Ribes roezlii Tim S. Ross, Steve D. Boyd 1994-5-11 7789 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp. 1695 Comment
  RSA675942  Ribes speciosum LeRoy Gross 2003-3-9 799 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 354 Comment
  UC11653  Ribes speciosum J. H. Barber 1897-1-11 17 Los Angeles Sullivan's Canyon Comment
  UCR212774  Ribes speciosum Ellen Mackey, Blake Whittington 2006-10-11 NFWF- 1797 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, [lower San Dimas Canyon Road, below San Dimas Reservoir] 428 Comment
  CATA13  Ribes viburnifolium Eric T. Johnson 1987-6-16 3 Los Angeles Santa Catalina Island: Between Cherry and Fourth of July Cove, north exposure 74 Comment
  RSA0110805  Ricinus communis R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14335 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
  RSA480745  Ricinus communis M. R. Everett 1941-07 s.n Los Angeles West Jefferson. Comment
  RSA480747  Ricinus communis Floy Stanley 1928-4-22 s.n Los Angeles Monrovia. Comment
  UCR146477  Romneya coulteri Scott D. White, Michael Honer 2004-6-24 10494 B Los Angeles Pomona Valley/ San Gabriel Mtn. Foothills, City of Claremont; San Antonio Canyon alluvial fan, N of Baseline Ave. and west of concrete-lined flood control channel 518 Comment
  RSA567158  Rosa californica Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-27 3892 Los Angeles Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon. 1473 Comment
  SD253542  Rosa californica R. G. Swinney 2011-6-23 15281 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station (Chilao Flat 7.5'Q) 1570 Comment
  UC150056  Rosa californica LeRoy Abrams 1902-6-15 2539 Los Angeles Sepulveda Canyon Santa Monica Mts. Comment
  OBI35623  Rubus armeniacus Rebecca Cicoria 1981-4-24 22 Los Angeles Off Caballeros Rd, a short way down Purple Cyn, Rolling Hills Comment
  LA52075  Rubus ursinus E. Lloyd; 1933-4-8 sn Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon Comment
  UC1618036  Rumex acetosella Donald G. Nelson 1935-4-15 315 Los Angeles Wilmington near the harbor Comment
  UCR174647  Rumex conglomeratus Jennifer H. Jones 2006-6-4 374 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., SW of Claremont Wilderness Park near the W end of Pomello Drive. Dirt continuation of Pomello Drive across flood control channel. 476 Comment
  LA200768  Rumex conglomeratus Jonathan Sauer; R Tommaso 1977-7-16 5981 Los Angeles Santa Monica Mountains, Las Tunas Canyon, near Coast Highway Comment
  RSA466096  Rumex hymenosepalus Bonnie C. Templeton 1930-5-13 1454 Los Angeles Mint Canyon, San Gabriel Mts. 600 Comment
  POM244917  Rumex salicifolius F. R. Fosberg 1931-4-29 S 4708 Los Angeles Santa Catalina Island. Mouth of Cottonwood Canyon. 3 Comment
  SBBG13494  Rumex salicifolius E. R. Blakley 1962-10-5 5455 Los Angeles Cottonwood Cyn, 0.25 mi upstream from ocean 30 Comment
  SEINET3160777  Rumex salicifolius G. B. Grant, W. Wheeler 1904-5-7 1138 Los Angeles at Glendora Comment
  RSA597019  Rumex salicifolius var. salicifolius Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3814 Los Angeles Vicinity of Crystal Lake 1677 Comment
  RSA0015842  Rumex violascens LeRoy Gross, Evan Meyer, Bart O'Brien 2013-10-17 6208 Los Angeles Hansen Dam flood control basin, Big Tujunga wash, between foothill Blvd. and Wentworth street. West of the 210 freeway. Collected short distance east and west, just south of Orcas Park, off Orcas Ave. 315 Comment
  UC8377  Sagina decumbens subsp. occidentalis A. J. McClatchie 1893-4-10 5 Los Angeles Pasadena Comment
  RSA478879  Salicornia virginica F. R. Fosberg 1930-6-23 S 2977 Los Angeles Del Rey. 0 Comment
  RSA0078305  Salix argophylla Raymond J. Dobbs 1924-4-3 3017 Los Angeles Griffith Park. Comment
  POM219050  Salix exigua F. R. Fosberg 1931-10-23 5850 Los Angeles Between Calabasas and Agoura. Comment
  RSA646293  Salix exigua Orlando Mistretta 1992-7-14 s.n. Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  LA52061  Salix laevigata Carl Hedin; J. A. Ewan 1932-4-22 7622 Los Angeles SAN FERNANDO VALLEY, Los Angeles River, at Radford Dr. 179 Comment
  RSA187950  Salix laevigata Robert F. Thorne 1966-4-29 36270 Los Angeles Santa Catalina Island: Middle Ranch Canyon along road to Ben Weston Beach 61 Comment
  UC1349339  Salix laevigata Robert F. Thorne 1966-4-5 35812 Los Angeles below Stage Station s.w. of Eagle's Nest (stream in Middle Ranch Canyon); Santa Catalina Isl., Middle Ranch Canyon 76 Comment
  UCR187196  Salix laevigata A. C. Sanders 2006-5-16 32325 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake 991 Comment
  LA208836  Salix lasiandra Carl W. Sharsmith; 1932-1-17 8 Los Angeles San Gabriel Mountains, at the bottom of Lower San Gabriel Canyon, ca 9.5 km above Azusa 300.0 Comment
  LA208791  Salix lasiolepis Carl Hedin; Joseph Ewan 1933-2-16 7652 Los Angeles Verdugo Canyon at Colina Drive [Area 3] Comment
  POM307400  Salix lasiolepis Henry J. Ramsey, Henry J. Ramsey 1937-9-2 2362 Los Angeles Ladybug Canyon, Angeles Crest Highway. Comment
  RSA347570  Salix lasiolepis Barry A. Prigge 1986-3-20 6953 Los Angeles Triunfo Canyon. Kanan Road and Triunfo Creek. 235 Comment
  RSA639719  Salix lasiolepis Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Headwaters of Cruthers Creek, north side Will Thrall Peak, on Burkhart trail. 2012 Comment
  RSA776518  Salix lasiolepis Jane Tirrell 2011-5-26 LS- 9 a Los Angeles Along north side of Highway 2 near mile marker 67.7. 2284 Comment
  UC474004  Salix lasiolepis F. A. MacFadden Apr. 1931 3073 Los Angeles Tejunga Canyon Comment
  UC5054  Salix lasiolepis W. H. Brewer 1861-2-1 222 a Los Angeles Santa Susanna Mts. Comment
  POM305687  Salsola tragus Henry J. Ramsey, Henry J. Ramsey 1937-8-29 979 Los Angeles Altadena. 396 Comment
  OBI48771  Saltugilia splendens K. Harper 1986-5-16 Los Angeles San Gabriel Mountains, norther paved road to Chilao, W of Newcomb Ranch & Hwy 2. 1829 Comment
  RSA599104  Saltugilia splendens subsp. grantii V. W. Steinmann, R. Cerros T. 1996-7-7 922 -b Los Angeles 1 km. from trailhead at Cow Canyon Saddle along Coldwater Canyon Truck Trail. 1350 Comment
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Jan 11 2007
  RSA71793  Saltugilia splendens subsp. grantii F. W. Peirson 1927-6-14 7345 Los Angeles San Antonio Canyon, San Gabriel Mountains. 823 Comment
  RSA0086921  Salvia apiana R. G. Swinney 2010-8-9 13470 Los Angeles Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport. 1037 Comment
  RSA411296  Salvia apiana Frances Runyan 1971-7-20 s.n. Los Angeles Near Davenport Road, Agua Dulce. Comment
  RSA424326  Salvia apiana William Emboden 1970-6-12 6 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA624984  Salvia apiana Louis C. Wheeler 1963-6-25 8261 Los Angeles San Gabriel Mountains: Pacoima Canyon (Ore Hill Prospect) 1/4 mile east of Dorothy Canyon. 915 Comment
  SD113355  Salvia apiana unknown 1915-6-3 70 Los Angeles Claremont Comment
  POM82648  Salvia apiana L. Ballou 1924-5-5 s.n. Los Angeles Claremont. 396 Comment
  SEINET13947293 Image available Salvia carduacea Martha P. Creighton 1952-1 288 Los Angeles Llano; 3300 ft alt. 1006 Comment
  UC1215180  Salvia columbariae Peter H. Raven 1962-5-9 17688 Los Angeles near head of canyon above Mosquito Cove, San Clemente Island; San Clemente Island 320 Comment
  SDSU21086  Salvia leucophylla Ian Cain 2010-5-6 1395 Los Angeles East of Whitter in the Hacienda Heights. 1.08km south east of Rose Hills Chinese Temple 262 Comment
  UC1584234  Salvia leucophylla Tim Ross and Steve Boyd 1990-6-6 2876 Los Angeles Piru Pond; Los Padres National Forest, Liebre Mtn. U.S.G.S. 7.5' Quad. 644 Comment
  CAS-BOT-BC229498  Salvia mellifera Tim Ross; Steve Boyd 1991-4-25 4578 Los Angeles San Gabriel Mtns: Doe Flat and immediate vicinity, situated between Graveyard Canyon and the E Fk of Susanna Canyon, draining to the lower E Fk of the San Gabriel River 865 Comment
  CAS-BOT-BC233302  Salvia mellifera C. F. Baker 1909-5-15 5321 Los Angeles Moutains near Claremont Comment
  RSA0085074  Salvia mellifera Alice Ann Webb, Richard W. Heald 1961-3-17 785 Los Angeles End of Indian Hill, Claremont. San Gabriel Mt. Range, San Gabriel drainage area. 457 Comment
  RSA651803  Salvia mellifera Bill Amling 1948-5-12 3 Los Angeles La Habra Hills, off Hacienda Avenue, 4 miles south of Puente. 183 Comment
  SFV15561  Salvia mellifera R. K. Stachelek 1992-4-14 10 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park, along fire road near top of hill. 520 Comment
  UCR281310  Salvia mellifera R. G. Swinney 2014-5-8 16448 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
  UC410511  Sambucus mexicana Alice Eastwood 1928-6-15 15377 Los Angeles Claremont Comment
  UCSB10477  Sambucus nigra subsp. caerulea Haller, John 1950-5-29 Los Angeles Santa Monica Mtns., dirt road between Sepulveda and Mulholland Dr. 381 Comment
  RSA305697  Sanguisorba minor Mark Hoefs, D. Propst 1973-5-4 225 Los Angeles Above Thompson Dam on road to Bulrush Canyon. 69 Comment
  LA32911  Sanicula arguta Carl Epling; 1926-4-10 5918 Los Angeles Simi Hills - Santa Susana Mountains, Santa Susana Pass Comment
  UCR204450  Sanicula bipinnatifida R. G. Swinney 2005-4-15 8220 Los Angeles San Gabriel Mtns., Glendora, South Hills, junction of Wild Iris Trail and South Hills Trail 351 Comment
  POM308897  Sanicula bipinnatifida Kay H. Beach 1943-4-22 641 Los Angeles Dalton firebreak, San Dimas Experimental Forest. Comment
  SBBG106889  Sanicula crassicaulis M. L. Hoefs, R. F. Thorne 1996-4-6 2643 Los Angeles Renton Mine Rd 243 Comment
  UC1006676  Sanicula crassicaulis C. Ritchie Bell 1953-3-8 3 X491 Los Angeles near Avalon (Santa Catalina Island); Santa Catalina Island Comment
  POM97140  Sanicula tuberosa P. A. Munz 1925-4-23 9438 Los Angeles San Gabriel Canyon. 488 Comment
  UCR242052  Sanicula tuberosa Dan S. Cooper 2012-3-13 312- 13 Los Angeles Western Transverse Range; Santa Monica Mountains, east of Kanan Road (Co Hwy N9), 4 km south of Hwy 101 and 1.3 km north of Triunfo Canyon Road 347 Comment
  RSA83434  Satureja douglasii F. W. Peirson 1906-7-10 1063 Los Angeles Rustic Canyon, Santa Monica Mtns. Comment
  UCR65188  Satureja douglasii F. R. Fosberg 1931-4-28 S- 04702 Los Angeles Channel Islands, Santa Catalina Island, Eagle's Nest, Middle Ranch Canyon 180 Comment
  RSA750835  Schedonorus arundinaceus R. G. Swinney 2005-8-9 8409 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  SBBG113281  Schismus arabicus S. A. Junak 1997-6-4 SCa 419 Los Angeles lower rd to Empire Landing; rock quarry site 12 Comment
  SD264716  Schismus arabicus Steven A. Junak, Mark Hoefs, Keri Kirkland, Janet Takara 1998-5-1 Sca 590 Los Angeles Santa Catalina Island: Along Airport Toad, ca. .2 miles W of Middle Ranch Road, overlooking Swain's Canyon. 410 Comment
  RSA0061132  Schismus barbatus LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6837 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  SFV21007  Schismus barbatus L. Gross 2003-3-9 781 Los Angeles San Rafael Hills Southwest side of San Rafael Hills, at or near top of east-west trending ridge southwest of Flint Peak. Entered at west end at Mount Carmel Drive east of Highway 2 (Glendale Freeway) between Chevy Chase Drive (Sycamore Canyon) to the north and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  UCD93261  Schismus barbatus Daryl Koutnik; Vickie Dawes 1978-4-20 387 Los Angeles North Hollywood at the intersection of Laurel Canyon Blvd. and Stagg Street. 243 Comment
  SBBG121992  Schoenoplectus saximontanus A. Parikh, N. Gale 2003-6-16 760 Los Angeles central part of Cruzan Mesa, 2.7 km W of Sierra Hwy, 0.9 km SW of Vasquez Cyn Rd 655 Comment
  UCR95419  Scirpus cernuus Steve Boyd 1996-4-25 8702 Los Angeles San Gabriel Mtns, Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad valley at head of Cienega Canyon, south of Liebre Mtn 951 Comment
  POM9528  Scirpus microcarpus Phillip A. Munz, R. D. Harwood 1920-5-17 3979 Los Angeles Topanga Canyon, Santa Monica Mountains 152 Comment
  RSA517159  Scirpus microcarpus Timothy S. Ross 1990-10-9 3254 Los Angeles San Gabriel Mountains: Mill Creek Drainage, Tujunga Ranger District, Angeles National Forest 1436 Comment
  RSA91470  Scirpus microcarpus Joseph A. Ewan 1932-5-30 7232 Los Angeles North Fork Tujunga Creek. San Gabriel Mts. 1067 Comment
  SDSU11025  Scrophularia villosa R. M. Beauchamp 1967-6-3 562 Los Angeles On rocky outcropping on north side of canyon south of thirst. San Clemente Island. Comment
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May 16 2008
  RSA0080430  Scutellaria siphocampyloides R. G. Swinney 2011-6-29 15366 Los Angeles Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground. 1082 Comment
  RSA653262  Secale cereale A. C. Sanders, Steve Boyd 1997-4-20 20492 Los Angeles Antelope Valley: along Hwy 138 in vicinity of 230th St. West 890 Comment
  LA209611  Selaginella asprella Lawrence L. Kiefer; 1966-7-31 2305 Los Angeles San Gabriel Mountains, NE of Buckhorn Camp, Rattlesnake Trail, between Rattlesnake Spring and Burkhart Trail 1828 Comment
  CAS-BOT-BC62030  Selaginella bigelovii Le Roy Abrams 1900-3-1 219 Los Angeles Millardo Canyon Comment
  UCD135973  Selaginella bigelovii P. B. Kennedy 1928-3-28 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  IRVC26437  Senecio californicus A. C. Sanders, Mark Elvin 2003-3-5 25730 Los Angeles Newhall Ranch, "Exon Mesa," due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River NE end of Santa Susana Mtns. 335 Comment
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Feb 19 2010
  RSA647965  Senecio douglasii Michelle Manolovitz, Brian Manolovitz 1992-5-19 31 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 0.35 miles northeast of park office. Comment
  RSA754430  Senecio flaccidus var. douglasii Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1848 Los Angeles San Gabriel River Watershed; on sandbar next to river. 451 Comment
  RSA642026  Senecio ionophyllus Orlando Mistretta 1993-7-6 927 Los Angeles San Gabriel Mountains: Burkhart Trail. Lilium parryi study plot. 1939 Comment
  SBBG128362  Senecio lyonii M. L. Hoefs 1991-5-3 1203 Los Angeles bluff between Hamilton Cove and Descanso Beach 82 Comment
  SD52908  Senecio lyonii Peter H. Raven 1962-5-21 17817 Los Angeles Santa Catalina Island, Middle Ranch 214 Comment
  RSA682507  Senecio vulgaris Scott D. White, Michael Honer 2003-5-7 9231 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. 427 Comment
  RSA584498  Setaria parviflora Timothy S. Ross 1992-5-24 6401 Los Angeles W margin of Hwy 39, and on disturbed slope descending into Brown's Gulch. 479 Comment
  UCR48941  Setaria parviflora A. C. Sanders 1987-7-22 7161 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  RSA447538  Sherardia arvensis F. R. Fosberg 1930-6-27 S 3049 Los Angeles Los Angeles. 55 Comment
  SBBG23510  Sidalcea sparsifolia E. C. Twisselmann 1965-5-18 10855 Los Angeles marsh along the Lancaster Rd, ca. 3 mi SE of Gorman 1097 Comment
  SEINET3155713  Silene anglica G. B. Grant 1905-4-2 1206 Los Angeles Collected at Pasadena, southern California Comment
  CATA3401  Silene antirrhina Peter J. Dixon, Sula Vanderplank, Sarah Ratay, Scott Tremor 2017-5-5 091 Los Angeles Santa Catalina Island: Avalon Canyon, ridge above chimes tower, 480 m west of Casino building 128 Comment
  RSA596091  Silene antirrhina Timothy S. Ross, Steve Boyd 1995-6-28 8639 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  POM47666  Silene antirrhina F. W. Peirson 1921-6-19 2681 Los Angeles North Fork of San Gabriel River 1006 Comment
  RSA674541  Silene gallica LeRoy Gross 2003-2-22 730 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  SBBG98619  Silene gallica T. Ross 1991-5-21 5377 Los Angeles between Box and Horse Cyns, ca. 1.2 mi SSW from N-S axis rd separating just NW of Thirst Comment
  CAS-BOT-BC174895  Silene laciniata Moxley; Grinnell 1916-6-15 491 Los Angeles Hills near Santa [Susanna] Susana Pass Comment
  SD230202  Silene lemmonii Louis C. Wheeler 1968-5-24 Los Angeles San Gabriel Mountains: Northwest side Smith Mountain, along Bear Creek Trail 1280 Comment
  RSA639713  Silene verecunda subsp. platyota L. C. Wheeler 1968-6-14 s.n. Los Angeles Spring on north side of Blue Ridge by Guffy camp. Comment
  SD111580  Silene verecunda subsp. platyota Wayne P. Armstrong 1982-7-24 Los Angeles Near summit of Pine Mountain; San Gabriel Mountains. 2740 Comment
  CAS-BOT-BC364801  Silybum marianum A. H. Gallup 1949-7-17 s.n. Los Angeles On southeast slope of Tallac Knoll, LASCA Comment
  RSA654725  Silybum marianum Scott Lowe 1991-5-7 20 Los Angeles San Gabriel River channel, about 300 m. north of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  CDA20717  Sinapis arvensis Hartman 2006-7-26 PDR 1353126 Los Angeles E. Spring St., Long Beach, CA. Comment
  RSA729317  Sisymbrium altissimum R. G. Swinney 1998-7-2 6213 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UCR125938  Sisymbrium altissimum A. C. Sanders, Mark Elvin 2002-6-19 25185 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 335 Comment
  UCR73388  Sisymbrium altissimum T. S. Ross 1991-8-14 5754 Los Angeles San Gabriel Mtns, Roundtop Mtn 1890 Comment
  UC1980194  Sisymbrium orientale R. Old 2003-3-20 sn Los Angeles USA. CALIFORNIA. Los Angeles. Santa Monica / Los Angeles vicinity. Comment
  RSA0035005  Sisyrinchium bellum W. M. Arbaugh 1968-5-13 264 Los Angeles Cal Poly, on grassy hillside behind Fremont Hall. Comment
  SBBG131982  Solanum americanum S. A. Junak 1990-11-9 SCI 141 Los Angeles Wilson Cove Comment
  UCR270774  Solanum americanum Dan S. Cooper 2015-11-10 101115- 08 Los Angeles Torrance, west side of Crenshaw Blvd., vacant lot south of W 208th St. between Crenshaw and the railroad 21 Comment
  RSA613099  Solanum douglasii M. Low 1997-3-13 8 Los Angeles E. LA Co, Claremont, Bernard Biological Field Station (Claremont Colleges) NW corner of Mills Ave. and Foothill Blvd. E end of panhandle region. 412 Comment
  RSA771321  Solanum douglasii Robert F. Thorne 1967-3-18 36759 Los Angeles Santa Catalina Island. At dam, Middle Ranch. 213 Comment
  SD234534  Solanum douglasii Wayne Law, Jun Hu 2000-4-30 4 Los Angeles Transverse Ranges; San Gabriel Mtns.: Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 518 Comment
  UC440369  Solanum douglasii Carl Epling 1930-3-8 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon Comment
  UCR261549  Solanum douglasii R. G. Swinney 2010-2-27 11715 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
  POM187616  Solanum douglasii Joseph A. Ewan 1930-3-8 3715 Los Angeles Southard Peak Trail. Verdugo Range Comment
  RSA526059  Solanum douglasii Steve D. Boyd, L. Arnseth, T. S. Ross 1990-4-6 4157 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  NY821436  Solanum nigrum L. Abrams 1902-6-20 2571 Los Angeles Soldier's Home, reservoir Comment
  UCR126626  Solanum physalifolium var. nitidibaccatum A. C. Sanders, Mark Elvin 2003-8-7 27174 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  UCR129399  Solanum physalifolium var. nitidibaccatum A. C. Sanders, Mark Elvin 2002-6-20 25217 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
  RSA702166  Solanum umbelliferum Michael Honer 2004-6-22 1993 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and 'Hog Back.' 854 Comment
  UC1595301  Solanum umbelliferum Tim Ross 1992-4-27 6250 Los Angeles sw of Rancho Santa Ana (s side of Indian Hill Mesa, (area bulldozed [in Nov. 1992] for expansion of the Claremont School of Theology)); Claremont, Indian Hill Mesa 393 Comment
  NY820741  Solanum wallacei F. R. Fosberg 1932-5-6 8169 Los Angeles Santa Catalina I. [Island], Big Wash Can. Avalon 25 Comment
  RSA427378  Solanum wallacei George B. Grant, Walter Wheeler 1904-4-21 s.n. Los Angeles Santa Catalina Island. Comment
  LA51835  Solanum xanti A. M. Johnson; 1928-2-16 2779 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  UCR78121  Solanum xanti Wandalee Thompson 1964-4-11 2 Los Angeles San Gabriel Mtns., Liebre Mtns.: San Francisquito Canyon Road at Powerhouse No. 2, San Francisquito Canyon, Angeles National Forest 457 Comment
  CLARK-A1528-4379  Solanum xanti var. intermedium John C. Roos 1937-6-29 1485 Los Angeles Malibu Beach Comment
  UCR209261  Solidago californica R. G. Swinney 2008-10-7 9475 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  UCR95730  Solidago occidentalis Lauren Raz, Steve Boyd 1996-10-23 5 Los Angeles Liebre Mtns, Entrance to Ruby Canyon on FS Rd 6N24, 1/10 mi from junction with Lake Hughes Road 610 Comment
  CLARK-A1528-2102  Soliva sessilis Alfred R. Roos 1958-5-16 Los Angeles Comment
  SEINET12221334  Sollya heterophylla W. F. Wight 1907-1 1303 Los Angeles Los Angeles, Elysian Park Comment
  RSA127961  Sonchus oleraceus H. J. Thompson, P. H. Raven 1959-6-4 14346 Los Angeles Point Dume. 15 Comment
  RSA649383  Sonchus oleraceus A. E. Hersh 1950-7-26 s.n. Los Angeles Campus UCLA, Botanic garden near NW end. 60 Comment
  UCR108410  Sonchus oleraceus L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, Blum Ranch 884 Comment
  CAS-BOT-BC374613  Sonchus oleraceus L. R. Abrams; I. L. Wiggins 1931-7-3 297 Los Angeles Channel Islands. Santa Barbara Island Comment
  RSA474103  Sonchus oleraceus F. R. Fosberg 1930-6-26 S- 3001 Los Angeles Culver Garden. 15 Comment
  POM310569  Sorghum halepense Hulda Crooks 1945-10-22 127 Los Angeles Claremont. 351 Comment
  UCD15668  Spartium junceum Anne B. Overturf 1989-5-28 24 Los Angeles Eaton Canyon. 365 Comment
  UCR142071  Spergularia A. C. Sanders 2003-8-6 27114 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters 335 Comment
  RSA0097903  Spergularia bocconi P. H. Raven 1962-4-11 17267 Los Angeles San Clemente Island. Due west of Wall 2. 9 Comment
  SD48930  Spergularia macrotheca Reid Moran 1958-9-15 6856 Los Angeles San Clemente Island, 1.7 miles southeast of Eel Point. 99 Comment
  UCR68938  Spergularia macrotheca Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4250 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  POM339334  Spergularia macrotheca F. R. Fosberg, S. C. Rainey 1973-11-14 55230 Los Angeles San Clemente Island. Wilson s Cove, on roadside on grassy slope Comment
  RSA0098400  Spergularia macrotheca Reid V. Moran 1931-3-2 664 Los Angeles Santa Catalina Island, at point between Wilson s and Hanland, south end of Island. 10 Comment
  LA201172  Spergularia macrotheca var. leucantha Arthur C. Gibson; 2003-5-21 4707 Los Angeles Comment
  RSA0098740  Spergularia macrotheca var. macrotheca Timothy S. Ross, Mike Hammitt, Orlando Mistretta 1991-5-17 5101 Los Angeles San Clemente Island: North Head; WNW of the new landing field. 15 Comment
  UCR89415  Spergularia marina David Charlton 1991-5-28 5344 Los Angeles Western Mojave Desert, Piute Ponds, SW corner Edwards AFB, at E end of Ave. C 703 Comment
  RSA0098382  Spergularia platensis L. R. Abrams 1901-4-10 1494 Los Angeles Inglewood. Comment