Search Results — 2000 specimen records retrieved (1572 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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A yellow cell in the column headed "?", for records with coordinates, indicates a discrepancy with respect to range as specified in the eFlora. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CHSC35794  Abies concolor N. Cole 1967-5-27 88 Los Angeles Buckhorn Camp, San Gabriel Mountains. 2160 Comment
  PASA579  Abronia Margaret Stason 1931-5-10 Los Angeles Lovejoy Buttes, Mohave desert Comment
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Sep 5 2014
  CAS-BOT-BC229558  Abronia maritima Alice Eastwood 1917-7-20 6466 Los Angeles Santa Catalina Island Comment
  POM743  Abronia maritima L. R. Abrams 1901-4-1 1193 Los Angeles Ballona Harbor. Comment
  SBBG131694  Abronia maritima S. A. Junak 1999-7-16 SCa 1059 Los Angeles behind beach at N side of Cottonwood Cyn mouth 3 Comment
  CAS-BOT-BC229373  Abronia umbellata Geo. B. Grant 1898-4-8 4539 Los Angeles San Pedro Comment
  UCR224085  Abutilon palmeri Justin M. Wood 2010-2-2 1415 Los Angeles Verdugo Mountains, east bound lanes of 210 Fwy, c. 0.5 mi southeast of Foothill Blvd 436 Comment
  CLARK-A1528-2722  Acacia melanoxylon John C. Roos 1943-8-5 Los Angeles Pomona Comment
  SEINET12343276  Acanthus mollis M. E. Mathias 1948-6-30 2181 Los Angeles West Los Angeles, Vavra Estate Comment
  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
  UCR172704  Acer macrophyllum Jun Hu, Weena Sangkatavat 2000-4-22 01 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, 2 mi N of Altadena. First trail on the right immediately before Millard Campground 549 Comment
  UCR276962  Acer macrophyllum R. G. Swinney 2010-6-8 13235 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 671 Comment
  CAS-BOT-BC334160  Acer negundo var. californicum Antone Blazic 1928-3-16 9 Los Angeles Los Angeles Comment
  RSA176284  Achillea millefolium R. F. Thorne, J. Henrickson 1963-5-5 32323 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont. 518 Comment
  POM184676  Achnatherum coronatum Joseph A. Ewan 1932-5-29 7224 Los Angeles dry rocky ground along open trail 1463 Comment
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Mar 9 2015
  POM365955  Achnatherum hymenoides Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. 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
  SBBG57050  Achnatherum parishii M. N. Ackley -Mar-1928 54 Los Angeles Eagle Rock Hill 365 Comment
  RSA717953  Achnatherum speciosum R. G. Swinney, Dave Larson 1996-8-7 5246 Los Angeles Eastern San Gabriel Mountains: San Dimas Experimental Forest, head of Dry Lake Canyon at 'Dry Lake,' site of CCC camp in 1930s 1524 Comment
  SD217299  Acmispon argophyllus var. argenteus Steve Boyd, Tim Ross and Laurel Arnseth 1990-4-8 4309 Los Angeles San Clemente Island, east side of island near Malo Point, first canyon south of Bryce Canyon. Comment
  SDSU4286  Acmispon argophyllus var. argophyllus R. M. Beauchamp 1967-1-27 118 Los Angeles East of Wilson Cove area. Comment
Read comments
Nov 10 2008
  SD107888  Acmispon dendroideus var. dendroideus Glenn A. Gorelick 1978-5-26 Los Angeles Santa Catalina Island, Catalina Harbor along utility road near dump Comment
  SD90317  Acmispon dendroideus var. dendroideus Robert F. Thorne 1970-3-5 39374 Los Angeles Santa Catalina Island, upper Avalon Canyon in coastal sage scrub Comment
  UC557700  Acmispon dendroideus var. traskiae Nell Murbarger 1936-3-1 44 Los Angeles San Clemente Island. On both west and east sides of Island. Comment
  LA52405  Acmispon grandiflorus var. grandiflorus Harlan Lewis; 1940-2-4 1063 Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  CATA1868  Acmispon strigosus Denise Kraus 2000-6-13 48 Los Angeles Santa Catalina Island: Goat Harbor burn area, at large conspicuous rock outcrop at end of western fuel break ridge/road 381 Comment
  CATA2030  Acmispon strigosus Steven A. Junak, Mark Hoefs, Lisa Stratton, Keri Kirkland 1998-5-2 640 Los Angeles Santa Catalina Island: S of road to East Peak, on ridge SW of Peak 1245, ca. 0.9 air miles WNW of East Peak 256 Comment
  SEINET5327566  Acmispon strigosus N. H. Holmgren, P. K. Holmgren 1974-4-5 7628 Los Angeles North foothills of the San Gabriel Mtns., Portal Ridge, 13 airline mi W of Lancaster 1067 Comment
  LA33931  Acmispon wrangelianus Peter H. Raven; 1959-5-3 14073 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive 0.5 mi E of Beverly Glen Blvd. 380 Comment
  RSA711925  Acourtia microcephala Valerie L. Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1360 Los Angeles Crest of Verdugo Mountains, Verdugo Lateral off Verdugo Mtwy. 823 Comment
  SBBG66263  Acourtia microcephala M. N. Ackley -Apr-1929 Los Angeles La Crescenta 457 Comment
  UC625123  Acourtia microcephala F. R. Fosberg 1931-5-18 S 4905 Los Angeles near mouth Cottonwood Canyon; Southern California, Santa Catalina Island 60 Comment
  SEINET2442363  Adenostoma fasciculatum Bradley J Kayl, Jon ; Deren ; John 1994-5-12 37 Los Angeles Santa Monica Mtns. Tapia park. Malibu. Comment
  SD211480  Adiantum capillus-veneris Scott D. White, Chris Huntley 2008-9-30 12545 Los Angeles San Gabriel Mountains: San Gabriel River- West fork between Bear Creek and Cogswell Dam 609 Comment
  UCR137598  Adiantum jordanii R. G. Swinney 1989-5-8 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park in Big Dalton Canyon and its tributaries. 'Water Pipe Canyon' [=Pavil Cyn] 457 Comment
  RSA527648  Adiantum jordanii Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4369 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  CAS-BOT-BC101831  Agave Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7428 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; southerly coastal bluffs near 154-foot triangulation point, 1875 m SE of 21 Comment
  SFV21846  Ageratina adenophora J. D. Dilley 1997-3-29 151 Los Angeles Santa Monica Mountains Studio City. Beatty Dearing Trail, beginning on Mulholland Drive, 0.5 miles west of Laurel Canyon. 245 Comment
  RSA627494  Ageratina adenophora Louis C. Wheeler 1965-2-4 8653 Los Angeles Glendale: Southern Pacific Railroad Station. Comment
  PASA910  Agoseris plebeja Frank W. Peirson 1923-5-21 Los Angeles Fish Canyon, San Gabriel Mts. 792 Comment
  RSA585906  Agoseris retrorsa Timothy S. Ross, Steve Boyd 1990-5-23 2610 Los Angeles San Gabriel Mountains. Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), on the watershed divide between Mill Canyon and Moody Canyon. 1524 Comment
  OBI17123  Agoseris retrorsa Wesley O. Griesel 1962-5-2 s.n. Los Angeles Switzers Inlet, Upper Arroyo Seco, San Gabriel Mts 914 Comment
  UCD52332  Agrostis exarata Robert F. Thorne; M. Z. Thorne 1967-7-19 37143 Los Angeles San Gabriel Mts., Angeles National Forest, Crystal Lake Recreation Area. Just above junction of roads to Crystal Lake and Angeles Crest Hwy. 1554 Comment
  UCR209959  Agrostis exarata R. G. Swinney 2008-7-15 9237 Los Angeles San Gabriel Mtns., Buckhorn Canyon 200 m north of Burkhart Saddle trailhead 1927 Comment
  RSA129197  Agrostis stolonifera H. S. Yates 1936-8-28 6366 Los Angeles Big Pine Park, San Antonio quadrangle: T3N R8W, sec. 2. 1982 Comment
  RSA573461  Ailanthus altissima Tim S. Ross 1992-5-8 6306 Los Angeles San Gabriel Mountains: margin of Glendora Mountain Road, along the south ridge of Glendora Mountain near the head of Sharps Canyon. 780 Comment
  LA201823  Alcea rosea Arthur C. Gibson; 2003-7-18 Los Angeles Santa Monica Mountains, Along service road in Nickerson Arroyo Sequit NRA, near Mulholland Highway Comment
  UCR217824  Alisma triviale Dan S. Cooper 2010-7-21 710- 89 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  RSA787634  Allium burlewii Jane Tirrell, Graham Bothwell, Walter Fidler, Thomas Stoughton 2012-5-15 LS 0047 Los Angeles 100 meters above California State Route 2 near mile marker 66.43 2301 Comment
  UCR62102  Allium haematochiton R. G. Swinney 1990-2-27 1516 Los Angeles San Gabriel Mtns., Glendora, 50-100 yards north of Morgan Ranch Road terminus; road to continue through Allium site. 335 Comment
  CAS-BOT-BC135895  Allium haematochiton William V. Bauld 1962-3-24 s.n. Los Angeles Sunflower Canyon, South Glendora 213 Comment
  JEPS61529  Allium haematochiton Frank W. Peirson 1921-4-21 2401 Los Angeles Sycamore Flat to San Dimas Canyon; San Gabriel Mountains 792 Comment
  RSA595180  Allium monticola L. C. Wheeler 1970-5-24 s.n. Los Angeles San Gabriel Mountains: Saddle between Mt. Markham and Mt. Lowe. 1615 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
  SEINET10667014  Allium tuberosum Heidi H. Schmidt, M. R. Weed 1999-10-12 Schmidt 3788 Los Angeles City of Santa Monica. Yaohan: 3760 Centinela Avenue: Santa Monica, CA: 90066: (310) 398-2113 - phone. 20 Comment
  UCSB33297  Allophyllum divaricatum Griesel, Wesley 1962-5-25 Los Angeles Switzers Inlet, Upper Arroyo Seco San Gabriel Mts. 914 Comment
  RSA28464  Allophyllum divaricatum Verne Grant, Alva Grant 1955-05 9400 Los Angeles [Seed parents in a natural population in Cow Canyon, San Gabriel Mts.] Comment
  CAS-BOT-BC170975  Alnus rhombifolia Joseph Andorfer Ewan; Nesta Ewan 1936-8-16 10090 Los Angeles Along dry creek bed, Mt. Waterman - Twin Peaks Saddle. San Gabriel Mts. 1981 Comment
  RSA0049476  Alnus rhombifolia Richard G. Swinney 2010-8-16 13523 Los Angeles San Gabriel Mountains: Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  UCR108426  Alternanthera caracasana L. C. Wheeler 1946-1 6376 Los Angeles Los Angeles, Georgia St. at 8th. Comment
  RSA115751  Alternanthera philoxeroides George W. Garrettson 1956-10-22 s.n. Los Angeles Rio Hondo at San Gabriel Blvd. Comment
  RSA626225  Amaranthus albus L. C. Wheeler 1966-10-1 8949 Los Angeles San Gabriel Mountains: Colby Ranch, Coldwater Canyon. 1097 Comment
  UCR204557  Amaranthus albus R. G. Swinney 2005-8-5 8374 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  UCR262301  Amaranthus albus R. G. Swinney 2010-6-8 13217 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  IRVC26136  Amaranthus albus B. C. Templeton 1932-7-21 5035 Los Angeles Big Pines Park, Angeles National Forest San Gabriel Mtns. 1982 Comment
  LA30495  Amaranthus blitoides Jane Turner; T. Mosquin 1958-11-16 C 50 Los Angeles Comment
  UCR127380  Amaranthus hybridus A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-6 25549 Los Angeles Santa Clara River Valley, north of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons 274 Comment
  POM158112  Amaranthus hybridus L. R. Abrams 1902-8-20 2963 Los Angeles Inglewood. Comment
  UC468993  Amblyopappus pusillus F. M. Reed 1909-7-2 2812 Los Angeles Pebbly Beach Road; Catalina Island 18 Comment
  SBBG98624  Amblyopappus pusillus T. Ross 1991-5-20 5348 Los Angeles ca. 5599 ft S of Wilson Cove settlement; W slope 2500' NW of 759' Benchmark 155 Comment
  UCR213376  Ambrosia acanthicarpa Dan S. Cooper 2010-3-20 20100320- 07 A Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CATA204  Ambrosia chamissonis Mark L. Hoefs 1973-4-15 183 Los Angeles Santa Catalina Island: Ben Weston Beach 7 Comment
  RSA189413  Ambrosia psilostachya L. S. Rose 1966-12-24 66115 Los Angeles Westwood Village. 122 Comment
  CAS-BOT-BC55553  Ambrosia psilostachya Cecil Hart 1922-9-12 s.n. Los Angeles Howard J. Smith nursery, Montebello Comment
  CAS-BOT-BC272926  Ambrosia salsola Le Roy Abrams; E. A. McGregor 1908-7-2 542 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1158 Comment
  CAS-BOT-BC272931  Ambrosia salsola Timothy S. Ross 1991-4-28 4778 Los Angeles Adobe Mountain: southwesterly extension of the mountain 975 Comment
  RSA0110574  Ambrosia salsola Richard G. Swinney 2011-4-19 14407 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
  UC1925831  Amelanchier utahensis Larry Kelly and Dave Keil 1989-4-21 354 Los Angeles Along Big Pine Highway Comment
  UC478977  Amelanchier utahensis Marcus E. Jones, A. M. 1931-7-28 29011 Los Angeles San Antonio Peak Comment
  SFV18454  Amorpha californica var. californica I. P. Swift 2001-5-25 152 Los Angeles San Gabriel Mountains Placerita Canyon Natural Area, Walker Ranch section. 564 Comment
  RSA0106743  Amsinckia R. G. Swinney 2011-5-3 14576 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  CATA155  Amsinckia intermedia Peter Henrikson 1987-5-21 117 Los Angeles Santa Catalina Island: Bulrush Canyon 243 Comment
  SD85083  Amsinckia intermedia E. R. Blakley 1963-4-7 5519 Los Angeles Santa Catalina Island, Middle Ranch Canyon, ca. 1 miles above Middle Ranch 230 Comment
  UCR256272  Amsinckia intermedia R. G. Swinney 2010-3-22 12089 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  SDSU4871  Amsinckia intermedia R. M. Beauchamp 1967-2-26 234 Los Angeles San Clemente Island. Comment
  CDA974  Amsinckia menziesii var. menziesii D. G. Kelch 1991-3-23 1302 Los Angeles Catalina Island. East of Avalon. Comment
  RSA184059  Amsinckia tessellata I. L. Wiggins 1966-4-17 20604 Los Angeles Hillside across valley to e of Alpine Butte Wildflower Sanctuary, N of Pearblossom Comment
  UCR281967  Amsinckia tessellata R. G. Swinney 2014-4-24 16232 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  UCD119875  Amsinckia tessellata var. gloriosa Kenneth A. Wilson 1961-3-7 948 Los Angeles Santa Monica Mtns. Mulholland Hwy about 3 miles west of Las Virgenes Road. Comment
  UCR214045  Amsinckia tessellata var. gloriosa A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37960 Los Angeles Tehachapi Mountains, Crane Canyon, 1.0 mi. SE (144 deg. ) of Castac Lake, 1.7 mi. NE (43 deg. ) of Gorman, just S of Kern Co. line 1189 Comment
  RSA725215  Amsinckia tessellata var. tessellata Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -36 Los Angeles San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  RSA650589  Anagallis arvensis P. A. Hall 1948-5-5 s.n. Los Angeles Found in open area at the mayo Nursery, on Glendora Road, 1/2 mi. So. of Hwy #66. 244 Comment
  SEINET3127847  Andropogon barbinodis Unknown 1903-3-11 3110 Los Angeles Sepulveda cyn., Santa Monica Mnts. Comment
  JEPS117935  Andropogon glomeratus var. scabriglumis John Dittes, Josephine Guardino 2006-12-11 1439 Los Angeles Big Tujunga Canyon ca. 1.8 air miles SW of Big Tujunga Dam, ca. 1.6 air miles NE of Mt. Lukens ca. 0.9 air mile SE of Big Tujunga USFS Station San Gabriel Mountains 598 Comment
  POM156196  Anemopsis californica L. R. Abrams 1902-6-12 2534 Los Angeles Ballona Creek, near Mesmer. Comment
  CAS-BOT-BC400325  Anemopsis californica David B. Weissman 1971-6-16 75 Los Angeles Santa Catalina Island. Big Springs reservoir 289 Comment
  POM6149  Anisocoma acaulis W. R. Dudley, F. H. Lamb 1896-6-12 4441 Los Angeles Gorman's Station Comment
  UCR223761  Antennaria dimorpha R. G. Swinney 2009-5-28 10976 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UCR231789  Anthemis cotula Darren T. Hasegawa 2007-6-1 s.n. Los Angeles San Gabriel Mtns., Pasadena, Devils Gate Reservoir, c. 0.5 mi. east of 210 Fwy 320 Comment
  RSA729188  Anthriscus caucalis R. G. Swinney, D. W. Larson 1999-5-15 7183 Los Angeles San Gabriel Mtns.: Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 610 Comment
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Sep 16 2020
  UC1605246  Anthriscus caucalis Tim Ross and Steve Boyd 1991-4-25 4592 Los Angeles lower Graveyard Canyon ((which joins the East Fork of the San Gabriel River at ca 1540 ft elev)); San Gabriel Mountains, Glendora 7.5' U.S.G.S. quad. 536 Comment
  UCR280568  Anthriscus caucalis R. G. Swinney 2014-5-13 16489 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  JEPS16425  Antirrhinum coulterianum Peter H. Raven, H. J. Thompson, S. R. Snow 1956-6-22 9452 Los Angeles below Mulholland Drive (above Sepulveda Boulevard); Santa Monica Mountains Comment
  UCR155665  Antirrhinum coulterianum A. C. Sanders, Helen Kennedy 2005-4-13 29460 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  CATA3399  Antirrhinum kelloggii Peter J. Dixon, Sula Vanderplank, Sarah Ratay, Scott Tremor 2017-5-5 089 Los Angeles Santa Catalina Island: Avalon Canyon, ridge above chimes tower, 480 m west of Casino building 128 Comment
  RSA287994  Antirrhinum nuttallianum subsp. subsessile C. W. Tilforth, John Dourley, Walter Wisura 1978-4-5 1593 Los Angeles Base of bluffs at Point Dume. west of Malibu Comment
  SBBG13513  Antirrhinum nuttallianum subsp. subsessile P. H. Raven 1962-5-20 17779 Los Angeles near Bird Park, Avalon Comment
  SD239692  Aphanisma blitoides A. C. Sanders 2010-5-7 38337 Los Angeles South Coast: Palos Verdes Peninsula near Los Angeles city boundary (San Pedro 7.5'Q) 29 Comment
  UC535516  Apiastrum angustifolium Ira W. Clokey, B. Templeton Apr. 1929 4434 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 425 Comment
  RSA470404  Apium graveolens H. de Forest 1931-8-7 s.n. Los Angeles Topanga canyon Comment
  RSA596090  Aquilegia formosa Tim S. Ross, S. D. Boyd 1995-6-28 8637 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  RSA760860  Aquilegia formosa R. G. Swinney 2008-8-13 9359 Los Angeles Icy Springs, tributary of Big Rock Creek. 1756 Comment
  UCR277176  Aquilegia formosa R. G. Swinney 2010-9-30 13948 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  UCR200045  Arabidopsis thaliana Valerie Soza, B. Hogshead 2003-4-23 1640 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park, Brand Canyon 457 Comment
  RSA628869  Arabis pulchra var. pulchra L. C. Wheeler 1968-4-17 s.n. Los Angeles Big Rock Creek, 1/4 mile north of Big Rock Springs. 1158 Comment
Read comments
Jul 28 2014
  HSC87293  Arabis sparsiflora var. californica Steve Boyd, T. S. Elias 1987-4-14 2051 Los Angeles San Gabriel Mtns., Rincon - Red Box Rd., S of Rincon Forest Station, N of Glendora Comment
  RSA0082403  Arbutus menziesii R. G. Swinney 2010-8-16 13566 Los Angeles C. 1.0 mile NW of Chantry Flats on north side of Winter Creek Trail. 768 Comment
  RSA279039  Arbutus menziesii R. F. Thorne 1971-4-23 41482 Los Angeles San Gabriel Mountains, Angeles National Forest: Chantry Flats, along trail to Santa Anita Canyon. 609 Comment
  RSA228982  Arceuthobium californicum Robert F. Thorne 1971-8-25 41322 Los Angeles San Gabriel Mts., Angeles National Forest: On springy slope near Windy Spring on N slope of Mt. Islip. 2195 Comment
  UC472143  Arceuthobium campylopodum J. Ewan 1929-9-4 3564 Los Angeles w slope of Job's Peak San Bernardino Mtns 1524 Comment
  RSA624566  Arceuthobium divaricatum Louis C. Wheeler 1973-3-17 s.n. Los Angeles San Gabriel Mountains: Punchbowl Canyon. 1494 Comment
  RSA578196  Arceuthobium occidentale Tim S. Ross, Steve D. Boyd 1994-9-21 8320 Los Angeles Sandberg: low, rounded knoll ca 150-260 m SW of town 1280 Comment
  SD75589  Arctostaphylos catalinae Reid Moran 1941-2-28 651 Los Angeles Santa Catalina Island; head of Johnson's Canyon. 399 Comment
  UC82954  Arctostaphylos catalinae J. W. Toumey 1894-9-15 Los Angeles Catalina Island Comment
  RSA626708  Arctostaphylos glandulosa P. H. Raven, H. J. Thompson 1960-4-13 15079 Los Angeles On northwest slope of Mount Hollywood, Santa Monica Mountains. 335 Comment
  RSA626824  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-6-30 15860 Los Angeles Highway 39, 1 km northwest of Crystal Lake Recreation. 1700 Comment
  RSA0098606  Arctostaphylos glandulosa subsp. glandulosa R. G. Swinney 2011-6-14 15134 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA601621  Arctostaphylos glandulosa subsp. mollis L. C. Wheeler 1967-6-16 9859 Los Angeles San Gabriel Mountains: North side of Sunset Ridge under power line. 595 Comment
  RSA631439  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15621 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA631466  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16003 Los Angeles Whitaker Peak, west of the Templin Highway. 1250 Comment
  RSA631487  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15975 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631628  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15830 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA631675  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-10-11 22067 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  SD49841  Arctostaphylos glauca A. E. Wieslander 1938-10-23 815 Los Angeles Rock Creek quadrangle, Shoemaker Canyon 1370 Comment
  SFV2643  Arctostaphylos glauca K. A. Wilson 1961-2-12 845 Los Angeles San Gabriel Mountains Devil's Punchbowl. Eastern foothills of San Gabriel Mountains. Big Rock Spring. Comment
  CAS-BOT-BC46736  Arctostaphylos parryana Gary D. Wallace 1975-1-19 1390 Los Angeles Angeles Nat. For., w. of Vincent Gap along Hwy. 2.5 mi. e. of Lodgepole Picnic Grnd. 2225 Comment
  UCD53185  Arctostaphylos parryana H. A. Jensen 1933-5-9 296 Los Angeles S. Fork of Rock Creek. 1920 Comment
  RSA634850  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20544 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635152  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20527 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA367385  Arctostaphylos patula B. C. Templeton 1932-6-18 4929 Los Angeles Big Pine Park, San Gabriel Mountains Comment
  RSA635243  Arctostaphylos patula Jon E. Keeley 1980-8-16 7546 Los Angeles Angeles Crest Hwy west of mt. Waterman 716 Comment
  UCR181104  Arctostaphylos patula R. G. Swinney 1997-4-25 5501 Los Angeles San Gabriel Mtns., at peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village 2441 Comment
  UCR223511  Arctostaphylos patula R. G. Swinney 2009-5-28 10961 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  CDA10102  Arctotheca prostrata A. C. Sanders, Andy Thompson 2003-4-15 26008 Los Angeles NE end of Santa Susana Mtns.; Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence Comment
  UCR126754  Arctotheca prostrata A. C. Sanders, Andy Thomson 2003-4-15 26008 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence 396 Comment
  UC2026415  Arenaria macradenia var. arcuifolia Steve Boyd, Laura Moore, M. Wall 1997-7-24 10018 Los Angeles LIEBRE MOUNTAINS REGION: Summit of Liebre Mountain, saddle between Richardson and Bear canyon, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A). Comment
  UCR27112  Arenaria nuttallii subsp. gracilis T. P. Krantz, K. Berg 1980-9-26 s.n. Los Angeles San Gabriel Mtns., West San Antonio Peak 2988 Comment
  IRVC29288  Aristida adscensionis Anuja Parikh, Nathan Gale 2003-6-5 s.n. Los Angeles Newhall Ranch, western face of the ridge between Potrero and Salt Canyons, just south of the Santa Clara River, survey area 78 N side of Santa Susana Mtns. 305 Comment
  RSA385029  Aristida ternipes var. gentilis Anstruther Davidson 1892-1 s.n. Los Angeles Los Angeles Comment
  SD51874  Artemisia californica Peter H. Raven 1962-7-10 17966 Los Angeles San Clemente Island, upper reaches of Cave Canyon draining southwest from thirst Comment
  SEINET10474425  Artemisia californica Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4790 Los Angeles Santa Catalina Island; Catalina Conservancy Land, Middle Canyon, just downstream of Pump Station #2. Along Middle Canyon Trail (Road), between the Middle Ranch Junction and Cape Canyon Trail. 7-8 miles west of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 350 Comment
  LA200154  Artemisia californica Jonathan Sauer; D. Bradbury, A. Lang 1969-9-25 4613 Los Angeles Santa Monica Mountains, Sequit Point 7 Comment
  LA31676  Artemisia douglasiana Peter H. Raven; 1959-10-25 14694 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, 1.6 mi N of the Coast Hwy. 137 Comment
  RSA417279  Artemisia douglasiana Anstruther Davidson 1901-8-1 623 Los Angeles El Monte. Comment
  UC892573  Artemisia douglasiana F. R. Fosberg 1931-7-11 S 5381 Los Angeles Cape Canyon Santa Catalina Island, Cape Canyon 220 Comment
  UCR212783  Artemisia douglasiana Ellen Mackey, Blake Whittington 2006-10-4 NFWF- 1770 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel River watershed [Sycamore Canyon, east of Sycamore Canyon Road and north of San Dimas Canyon Park] 394 Comment
  UCR218005  Artemisia douglasiana A. C. Sanders, Dan S. Cooper 2010-8-5 38568 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  UCSB27669  Artemisia douglasiana Lavinger, S. 1975-10-26 Los Angeles At Charlton Flats Campgrounds, near camp site #21; San Gabriel Mountains 1645 Comment
  POM294273  Artemisia douglasiana Lyman Benson 1944-12-6 11572 Los Angeles Claremont. 335 Comment
  CAS-BOT-BC93831  Artemisia dracunculus Geo. B. Grant 1898-1-3 s.n. Los Angeles Altadena Comment
  CAS-BOT-BC140687  Artemisia tridentata A. C. Sanders; Mark Elvin 2003-8-7 27161 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom east of Del Valle 282 Comment
  LA98863  Artemisia tridentata E. R. Hobbs; 1979-6-25 79- 105 Los Angeles Antelope Valley, Palmdale, NW corner of Avenue P and 30th Street Comment
  UCR145457  Artemisia tridentata L. C. Wheeler 1956-9-16 7239 Los Angeles San Gabriel Mountains, Guffy Camp, Blue Ridge 2500 Comment
  CAS-BOT-BC97289  Artemisia tridentata subsp. parishii Marcus E. Jones 1900-7-12 s.n. Los Angeles Farmdale Comment
  RSA563555  Artemisia tridentata subsp. parishii D. Charlton 1989-9-15 4148 b Los Angeles Plant 42, east of Palmdale 762 Comment
  SFV21165  Artemisia tridentata subsp. vaseyana J. N. Hogue 2007-6-23 294 .1 Los Angeles San Gabriel Mountains Across Sulphur Springs Road from Angeles Crest Christian Camp. 1840 Comment
  RSA681050  Asclepias eriocarpa Scott D. White 2003-6-2 9448 Los Angeles City of Industry, just northwest of SR 60 / SR 57 freeway at Grand Ave. exit. 183 Comment
  SD31157  Asclepias fascicularis Edith A. Purer 1932-8-31 4866 Los Angeles Palos Verdes Hills Comment
  UCR206473  Asclepias fascicularis A. C. Sanders, T. B. Salvato 2009-5-19 36834 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  CATA1542  Asparagus asparagoides Mark L. Hoefs, Steven A. Junak 1997-6-4 2770 Los Angeles Santa Catalina Island: End of road, past Empire Landing quarry 30 Comment
  SEINET10533626  Asparagus asparagoides David B. Dunn 1948-2-14 Dunn 3655 Los Angeles Home; 316 n. Ave. 50; Los angeles 42. Cultivated plants 244 Comment
  UCR205060  Asphodelus fistulosus R. G. Swinney 2008-4-4 8606 Los Angeles San Gabriel Mtns., lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  NY643203  Asphodelus fistulosus S. A. Junak 1996-5-17 SCI- 483 -a Los Angeles San Clemente Island: NE portion of island, E of SE end of airfield runways, just N of upper portion of road to Dolphin Bay, ca. 0.07 mile E of SE end of Perimeter Road, near UTM 11 0353630E 3655255N. 48.8 Comment
  UCR208179  Aspidotis californica M. B. Dunkle 1928-5-28 1928 Los Angeles Channel Islands, Santa Catalina Island, Empire Landing 183 Comment
  OBI70598  Astragalus didymocarpus var. didymocarpus Steve Boyd, Lauren Raz 1997-3-31 9443 Los Angeles Liebre Mts Region: Knapp Ranch area at upper end of Castaic Crk drainage in broad alluvial valley at head of Cienaga Cyn, S of Liebre mtn, T7N R17W NE 1/4 NE 1/4 sec 22 1158 Comment
  RSA90226  Astragalus douglasii var. douglasii F. W. Peirson 1918-6-16 582 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1448 Comment
  RSA415515  Astragalus gambelianus Anstruther Davidson 1891-6-26 s.n Los Angeles Santa Catalina Island Comment
  RSA0115303  Astragalus gambelianus Steven A. Junak 2001-5-3 SCa- 1469 Los Angeles Santa Catalina Island. Just N of Airport Road, above head of Swain's Canyon. 408 Comment
  RSA527799  Astragalus gambelianus T. S. Ross, Annette Ross 1991-6-3 5545 Los Angeles Elephant Hill : west Pomona. 274 Comment
  RSA415395  Astragalus lentiginosus Fay A. MacFadden 1931-03 2962 Los Angeles Near Llano, Mojave Desert. Comment
  POM19199  Astragalus lentiginosus var. variabilis P. A. Munz 1923-5-27 6907 Los Angeles San Gabriel Mountains: Pallett Creek. Comment
  CHSC40746  Astragalus leucopsis LeRoy Abrams 1903-3-8 3109 Los Angeles Southern California. Hills near Inglewood. Comment
  CAS-BOT-BC186464  Astragalus nevinii Peter H. Raven 1962-5-8 17624 Los Angeles Near western shore of island opposite Wilson Cove 45 Comment
  SD51878  Astragalus nevinii Peter H. Raven 1962-5-8 17624 Los Angeles San Clemente Island, near western shore of island opposite Wilson Cove, on sandy slope Comment
  CATA208  Astragalus trichopodus var. lonchus Mark L. Hoefs 1973-4-15 190 Los Angeles Santa Catalina Island: Ben Weston Beach 7 Comment
  SBBG38920  Astragalus trichopodus var. lonchus E. R. Blakley 1963-4-7 5508 Los Angeles N slope of ridge between Little Harbor and Cottonwood Cyn 45 Comment
  CAS-BOT-BC194044  Astragalus trichopodus var. lonchus E. R. Blakley 1962-10-3 5389 Los Angeles East side of Blackjack Mt. at junction of road to Whites Landing, Santa Catalina Island 396 Comment
  RSA127884  Astragalus trichopodus var. phoxus Peter H. Raven, H. J. Thompson 1959-5-5 14158 Los Angeles Malibu Canyon, 3 miles south of Tapia Park 91 Comment
  CAS-BOT-BC200830  Astragalus trichopodus var. trichopodus Marcus E. Jones 1924-4-25 s.n. Los Angeles Brea Canyon Comment
  UCR192051  Athysanus pusillus A. C. Sanders 2008-4-11 34853 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, vicinity of mapped spring NW of VABM 'Pine 973 Comment
  UC1980259  Atriplex R. E. Riefner Jr. 2006-7-8 06 -286 Los Angeles City of Malibu, Malibu Lagoon W side of Pacific Coast Hwy. Comment
  UCR41092  Atriplex argentea subsp. expansa F. C. Boutin 1967-4-23 1622 Los Angeles San Clemente Island, N end of island. Shallow gully between NW Harbor and airstrip 43 Comment
  RSA452706  Atriplex californica Anstruther Davidson 1901-1 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  UC56782  Atriplex californica Ernest Braunton May 1902 267 Los Angeles Redondo Comment
  UCD97272  Atriplex californica Daryl Koutnik 1978-4-28 412 Los Angeles Zuma Beach at Point Dume. 45 Comment
  UCR266306  Atriplex californica Robert Hamilton 2009-4-13 s.n. Los Angeles South Coast, Palos Verdes Peninsula, just west of Calle Entradero, the extension of Hawthrone Blvd. on the ocean side of Palos Verdes Dr. West 5 Comment
  UCR164528  Atriplex canescens T. B. Salvato, Sandra Murcia 2005-11-1 1251 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel east of 46th St., 0.1 mi past Hwy 138 on Palmdale Blvd, and south of Avenue Q 793 Comment
  UCR161208  Atriplex confertifolia T. B. Salvato, Melissa Clemons 2005-9-27 1235 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  CAS-BOT-BC170114  Atriplex lentiformis Peter H. Raven; Henry J. Thompson 1959-9-6 14384 Los Angeles Mouth of Malibu Creek, Santa Monica Mountains 12 Comment
  LA50816  Atriplex leucophylla Flora Murray Scott; May 1926 sn Los Angeles Santa Monica Mountains, Malibu Ranch Comment
  SBBG12692  Atriplex leucophylla E. R. Blakley 1962-10-5 5428 Los Angeles N of White's Landing 3 Comment
  UC150082  Atriplex pacifica LeRoy Abrams 1903-3-14 3137 Los Angeles near Rocky Point (San Pedro hills); , near Rocky Point Comment
  CAS-BOT-BC176361  Atriplex parryi Roxana S. Ferris 1918-6-12 913 Los Angeles In streets, Lancaster Comment
  SBBG25430  Atriplex prostrata E. R. Blakley, D. E. Breedlove 1961-9-24 1286 Los Angeles ca. 0.5 mi upstream in Middle Ranch Cyn from its mouth 76 Comment
  POM279023  Atriplex rosea Grant D. Brown 1949-11-7 420 Los Angeles Jackson Lake, Big Pines-Valyermo Road 1981 Comment
  POM155783  Atriplex semibaccata M. B. Dunkle 1928-10-7 2000 Los Angeles Middle Ranch, Santa Catalina Island. 152 Comment
  RSA587185  Atriplex semibaccata Scott D. White 1995-12-5 3763 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way 5 Comment
  RSA535324  Atriplex semibaccata T. S. Ross 1991-5-20 5355 Los Angeles San Clemente Island: Un-named knoll ca 5100 feet S of Wilson Cove Settlement; gradual northerly slope 2750 NNW of the 750 BM. 218 Comment
  SBBG107  Atriplex serenana var. serenana R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  UC56780  Atriplex triangularis Ernest Braunton Sep 1902 633 Los Angeles Cienega Comment
  SBBG109024  Atriplex watsonii S. A. Junak 1996-5-17 SCl 479 Los Angeles NE end of island, just E of intersection of Perimeter Rd and rd to Dolphin Bay, near SE end of airfield runways 60 Comment
  RSA534146  Avena barbata Timothy S. Ross 1991-5-17 5079 Los Angeles San Clemente Island: Lower Wilson Cove Canyon; bouldery, rocky draw SW of and above pier operations. 15 Comment
  SFV21005  Avena barbata L. Gross 2003-3-9 787 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
  RSA167819  Avena fatua R. F. Thorne, Percy C. Everett 1964-2-7 33452 Los Angeles Lower end of Pebbly Beach Canyon, E end of Santa Catalina Island. 76 Comment
  RSA640818  Avena fatua L. C. Wheeler 1931-4-6 s.n. Los Angeles LaVerne: Wheeler's residence. Comment
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Nov 23 2015
  RSA596488  Avena sativa L. C. Wheeler 1967-5-24 9731 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 678 Comment
  RSA5263  Baccharis douglasii C. B. Wolf 1932-9-16 4090 Los Angeles Bryant Ranch, 100 to 150 ft W of State Highway at SE corner of Pacific Western Oil Co. lease in 1705 acre portion 2 Comment
  UCR81449  Baccharis glutinosa F. R. Fosberg 1930-10-18 S- 4110 Los Angeles Coastal Plains and Basins; Los Angeles Basin, [Dominguez] Slough, Gardena 10 Comment
  LA203048  Baccharis glutinosa W. O. Griesel; Lee Haines 1935-10-20 sn Los Angeles Bouquet Canyon 761 Comment
  UCSC000768  Baccharis pilularis Greg Gilbert 2004-3-26 s.n. Los Angeles 6.5 mi. E.S.E. of Whitaker Pk. Whitaker Pk. - Tejon Comment
  CHSC25950  Baccharis salicifolia James Henrickson 1972-3-17 7179 Los Angeles 5 road miles along Angeles Crest Hwy 5, NE of La Canada in San Gabriel Mts. 822 Comment
  POM4661  Baccharis salicifolia Anstruther Davidson 1917-10 s.n. Los Angeles Streets. Comment
  SFV3744  Baccharis salicifolia M. L. Vincent 1962-10-4 300 Los Angeles San Gabriel Mountains Lost Canyon Road, 0.25 miles north of Sand Canyon. Beside dry stream bed. 475 Comment
  UCR190853  Baccharis salicifolia R. G. Swinney 1998-8-6 6690 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River 1037 Comment
  UCSB10451  Baccharis salicifolia Lloyd, Robert 1959-3-26 Los Angeles Cobal Canyon, north of Claremont, Calif.; San Gabriel Mt. Range; Pacific Ocean drainage area 396 Comment
  JEPS40692  Baccharis salicifolia subsp. salicifolia W. L. Jepson 1941-10-28 20646 Los Angeles Fremont Pass Comment
  UC75847  Baccharis salicifolia subsp. salicifolia E. D. Palmer 1902-7-1 Los Angeles Wash of Claremont Comment
  SEINET6744584  Baeria chrysostoma Marcus E. Jones 1882-1 3211 Los Angeles Pasadena Comment
  UCR187227  Balsamorhiza deltoidea A. C. Sanders 2006-4-21 32128 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles ENE of Quail Lake, east of the Cement Plant Rd. and Calif. Aqueduct, north of Hwy 138 1006 Comment
  RSA725836  Barbarea orthoceras R. G. Swinney 1997-7-17 5682 Los Angeles West of Wrightwood, meadow at Pig Pines, south of junction of Hwy 2 and Big Pines Hwy. 2061 Comment
  POM14761  Berberis nevinii Alice Eastwood 1913-5-11 s.n. Los Angeles San Fernando Wash Comment
  RSA720153  Berberis nevinii LeRoy Gross 2007-4-6 2630 Los Angeles Southern front of the range: Wildwood Canyon. Area where the road drains into a debris dam, and parking area for one of the trails that climb to the crest of the range. 499 Comment
  RSA435913  Berberis nevinii Ron Yee 1979-5-12 133 Los Angeles Winding way, a private road near Mailbu Comment
  SFV1328  Berberis pinnata M. L. Vincent 1962-4-6 160 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 2 miles west of New Topanga Road. Rocky hillside. Comment
  LA201016  Berberis pinnata subsp. pinnata Carl Wishner; 1992-2-26 sn Los Angeles 150.0 Comment
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Aug 23 2018
  RSA618689  Berula erecta LeRoy Gross 1998-9-20 72 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland 365 Comment
  POM286771  Berula erecta George B. Grant 1904-6-14 6332 Los Angeles Eastlake Res. Comment
  UCR126597  Beta vulgaris A. C. Sanders, Mark Elvin 2003-8-7 27158 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom east of Del Valle 282 Comment
  RSA716542  Bituminaria bituminosa Andrea Edwards, Brian Edwards 2006-7-15 118 Los Angeles Monrovia Canyon Park, along trail about 100 yards from Nature Center at first switchback; in drainage below culvert. 488 Comment
  SEINET3146115  Blepharipappus glandulosus G. B. Grant 1904-5-5 112 Los Angeles Arroyo Seco Cyn., Sierra Madre Mts. Comment
  RSA599753  Bloomeria crocea var. crocea Steve Boyd, Lauren Raz 1997-5-6 9772 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  CAS-BOT-BC482053  Bloomeria crocea var. crocea Le Roy Abrams 1901-4-10 1453 -G Los Angeles Inglewood Comment
  RSA0128769  Boechera californica I. M. Johnston 1918-5-12 1951 Los Angeles San Antonio Canyon (North Fork). 1737 Comment
  UCR223826  Boechera pulchra R. G. Swinney 2009-6-17 11198 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
  UCSB2228  Boechera pulchra Constance, Lincoln 1941-4-10 Los Angeles Antelope Valley; near Neenach; 13.5 miles west of Lancaster 914 Comment
  SD67607  Bothriochloa barbinodis Leroy Abrams 1903-3-11 3110 Los Angeles Sepulveda Canyon, Santa Monica Mountains Comment
  RSA251471  Bowlesia incana R. F. Thorne 1973-4-11 42839 Los Angeles San Clemente Island, wet bottom of Norton Canyon. 274 Comment
  POM156543  Boykinia rotundifolia L. R. Abrams 1902-7-1 2619 Los Angeles Little Santa Anita Canyon, San Gabriel Mountains. 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
  UCR152538  Brachypodium distachyon A. C. Sanders, Lee Jones 2005-4-8 29344 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA0081306  Brassica geniculata R. G. Swinney 2010-3-24 12072 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  SEINET10957279  Brassica juncea Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2575 Los Angeles City of San Gabriel. Hawaii Supermarket, 120 E. Valley. Comment
  UCR108349  Brassica napus L. C. Wheeler 1970-5-31 s.n. Los Angeles Los Angeles, NW corner of W Pico Blvd. and S Figueroa St. 72 Comment
  SFV7347  Brassica nigra T. Gordon, M. H. Grayum 1975-3-21 863 Los Angeles Santa Monica Mountains Coastal slope at junction of Pacific Coast Highway and Decker Canyon Road. 30 Comment
  UCSB2261  Brassica nigra Ballard 1954-4-4 Los Angeles In Padua Hills; near Claremont 274 Comment
  RSA573726  Brickellia microphylla Timothy S. Ross 1990-8-17 3182 Los Angeles San Gabriel Mountains: S side of Prairie Fork, near spring in draw just S of Camp Lupine. 2024 Comment
  CAS-BOT-BC106148  Brickellia nevinii Fordyce Grinnell 1915-9-5 s.n. Los Angeles Echo Mts. - San Gabriel Mts. Comment
  JEPS18780  Brickellia nevinii Frank W. Peirson 1918-9-7 228 Los Angeles lowest part of Toll Road (to Mt. Wilson) (San Gabriel Mountains); , Toll Road (to Mt. Wilson) 411 Comment
  UCR88692  Brickellia nevinii Scott D. White 1995-10-19 3704 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  UC1375344  Brodiaea terrestris subsp. kernensis Gary D. Cromwell and David Wheat 1971-5-23 690 Los Angeles 2 mi ne Glendora (ne slope above lower canyon); Angeles National Forest, San Gabriel Mts., Mystic Canyon 548 Comment
  UCR223385  Bromus R. G. Swinney 2009-5-27 10863 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  UC619742  Bromus arizonicus W. R. Dudley and F. H. Lamb 1896-6-8 4400 Los Angeles Liebre Mountains Comment
  RSA151290  Bromus berteroanus P. H. Raven 1962-4-10 17185 Los Angeles San Clemente Island. Small arroyo above Wilson's Cove 61 Comment
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Mar 27 2011
  POM1269  Bromus carinatus D. L. Crawford, Otis Hiatt 1916-3-28 709 Los Angeles Santa Monica Mts, Topanga Canyon. Comment
  POM286982  Bromus carinatus Lyman Benson 1939-4-14 9338 Los Angeles Hermosa Beach. 15 Comment
  RSA773617  Bromus carinatus R. G. Swinney 2009-6-24 11236 Los Angeles summit of Granite Mountain 1988 Comment
  RSA0115302  Bromus carinatus Steven A. Junak 2001-5-3 SCa- 1470 Los Angeles Santa Catalina Island. N of Airport Road, in extreme upper portion of Swain's (Toyon) Canyon. 381 Comment
  POM222506  Bromus carinatus var. carinatus L. C. Wheeler 1936-5-6 4099 Los Angeles Edge of San Gabriel Mountains, 0.5 mile E Liveoak Canyon 419 Comment
  RSA0093462  Bromus carinatus var. carinatus Richard G. Swinney 2011-6-7 15063 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy.2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek. 1573 Comment
  RSA585424  Bromus carinatus var. carinatus Timothy S. Ross, Steve Boyd 1990-5-31 2747 Los Angeles Ridge descending northward from Mt Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  CAS-BOT-BC148917  Bromus carinatus var. marginatus Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabrile Mountains. Table Mountain, above Wrightwood. 2133 Comment
  SBBG56657  Bromus catharticus M. N. Ackley -Oct-1925 5 Los Angeles Glendale, La Canada Blvd 213 Comment
  UCR220173  Bromus catharticus R. G. Swinney 2009-4-13 10314 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  RSA522469  Bromus grandis Timothy S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4035 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District. Westerly drainage that meets Tie Canyon. 1524 Comment
  SD50765  Bromus grandis Darley F. Howe 1959-6-21 2720 Los Angeles 4.8 miles west of Camp Baldy, roadside. 1372 Comment
  POM155634  Bromus hordeaceus M. B. Dunkle 1928-4-10 1842 Los Angeles Santa Catalina Island. Above Parson's. 244 Comment
  POM363842  Bromus hordeaceus M. B. Dunkle 1939-11-25 7362 Los Angeles San Clemente Island. East rim, canyon head. Comment
  RSA151303  Bromus hordeaceus P. H. Raven 1962-5-8 17599 Los Angeles San Clemente Island: mouth of canyon at south end of Seal Cove 15 Comment
  RSA706983  Bromus hordeaceus Prince, N. Refulio 2002-3-25 2 -280 Los Angeles Claremont. ~1 km south of San Antonio Dam on Mt. Baldy Rd. 600 Comment
  SD234237  Bromus hordeaceus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al 2003-4-28 26119 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 (Warm Springs Mtn 7.5' Q) 487 Comment
  UC50584  Bromus hordeaceus Dr. A. Davidson Los Angeles Lancaster Comment
  LA13773  Bromus hordeaceus W. O. Griesel; 1936-4-9 sn Los Angeles SANTA MONICA MOUNTAINS, junction of Decker Road with Mulholland Hwy. Comment
  LA35620  Bromus hordeaceus Ronald A. Cross; April 1962 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  UCD59071  Bromus orcuttianus var. hallii Peter Kamb 1948-6-26 1130 Los Angeles South side of Pacoima Canyon near Ant Canyon. San Gabriel Mts. 731 Comment
  POM363938  Bromus rubens Anstruther Davidson 1917-04 3229 Los Angeles E. Los Angeles. Comment
  RSA657470  Bromus rubens J. Totino 1976-4-22 15 Los Angeles Verdugo Mountains Region: Backyard on slope, 2776 Valley Vista Road [Valley View Road], Glendale. Feet. Comment
  UCD59568  Bromus rubens Fay A. MacFadden 1935-4-12 s.n. Los Angeles Weldon Canyon. Comment
  RSA0041496  Bromus rubens Ron Martinolich 1991-5-3 51 Los Angeles Glendale, Flint Peak access road, .5 mi. west of water tower, off road to southwest along old, overgrown road cut. 30 Comment
  SEINET10792301  Bromus sitchensis LeRoy R. Abrams 1902-5-31 Abrams 2485 Los Angeles Along irrigating ditches, Inglewood. Comment
  IRVC26169  Bromus sterilis A. C. Sanders, Mark A. Elvin 2003-6-18 26963 Los Angeles private dirt road along crest of range, above Salt Canyon Santa Susana Mountains, Western Transverse Range 976 Comment
  RSA717058  Bromus tectorum Andrea Edwards, Pam De Vries 2006-4-11 68 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  UCR223349  Bromus tectorum R. G. Swinney 2009-7-29 11428 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  RSA0019949  Bromus tectorum Anstruther Davidson 1919-06 3329 Los Angeles Streets, Los Angeles. Comment
  CATA2913  Caesalpinia spinosa Sara L. Crockett 1997-2-19 65 Los Angeles Santa Catalina Island: Behind Kid Ventures building, lining parking lot (along margin of Las Casitas) 27 Comment
  RSA466549  Calandrinia ciliata T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  UC7730  Calandrinia ciliata A. J. McClatchie March, 1893 1 Los Angeles near Pasadena Comment
  UCR199958  Calandrinia ciliata Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1160 Los Angeles Transverse Ranges: Verdugo Mountains, ridgetop above McDonald Creek 457 Comment
  SEINET9097338  Calandrinia ciliata var. menziesii G. B. Grant 1903-1 128 Los Angeles Pasadena. Comment
  RSA177739  Calandrinia maritima R. F. Thorne, Percy C. Everett 1965-5-11 34586 Los Angeles Little Harbor, Santa Catalina [Island] Comment
  RSA658982  Calocedrus decurrens Paul M. Inman 1983-5-8 50883 -11 Los Angeles Big Santa Anita Canyon in the Angeles National forest, San Gabriel mountains, about 1 miles north of Arcadia, Ca. ca. 100 yards below the weir at Hoegee's Camp. Comment
  UC1184965  Calocedrus decurrens Huron H. Smith 1912-4-30 4854 Los Angeles top Mt. Wilson 2037 Comment
  UC843621  Calochortus albus I. W. Clokey and E. G. Anderson 1935-5-9 6544 Los Angeles San Dimas Canyon Comment
  LA22333  Calochortus catalinae Carl Epling; Lincoln Ellison 1930-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon Comment
  LA22340  Calochortus catalinae Carl Epling; Lincoln Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA377309  Calochortus catalinae T. S. Clare 1929-3-26 s.n. Los Angeles Los Angeles Comment
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Oct 3 2014
  SBBG95194  Calochortus catalinae M. B. Dunkle 1928-3-31 1762 Los Angeles Little Harbor Comment
  SEINET3884913  Calochortus catalinae Keith Dobry 1991-5-22 D 627 Los Angeles Santa Monica Mts. 1 mi E of Las Virgenes off Mullholland Hwy. At Soka Univ. NE section.; 0 Comment
  RSA377297  Calochortus catalinae Anstruther Davidson 1890-3-30 s.n. Los Angeles Foot hills L.A. Comment
  UCR126693  Calochortus clavatus A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26132 Los Angeles Western San Gabriel Mtns., 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 518 Comment
  RSA641303  Calochortus palmeri var. palmeri Orlando Mistretta, Mark Elvin 1995-3-30 1681 Los Angeles San Gabirel Mountains: Devil's Punchbowl., Near 34 24 54 N 117 50 55 W. 1311 Comment
  RSA549144  Calochortus plummerae Timothy S. Ross 1992-7-16 6695 Los Angeles San Gabriel Mountains: S of Indian Ben Saddle, NE of Iron Mountain 1573 Comment
  RSA68635  Calochortus plummerae Frank W. Peirson 1922-7-22 3213 Los Angeles San Antonio Canyon, Los Angeles-San Bernardino County line 1524 Comment
  UC69799  Calochortus plummerae J. Q. Adams 1905-6-24 Los Angeles Santa Monica Mts. Comment
  UCR163187  Calochortus plummerae 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
  UCR168284  Calochortus splendens F. R. Fosberg 1931-4-23 S- 4690 Los Angeles Channel Islands; Santa Catalina Island, SE slopes of Black Jack Mountain 350 Comment
  RSA670688  Calochortus venustus Bonnie C. Templeton 1947-5-21 6277 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  RSA681339  Calochortus venustus LeRoy Gross, Valerie Soza 2003-5-15 921 Los Angeles Northwest side: Crestline Dr. (fire road) just north of the 210 freeway. Enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland 518 Comment
  POM11604  Calycoseris parryi Philip A. Munz 1921-6-18 4673 Los Angeles head of Sheep Creek. 1524 Comment
  UCR280894  Calyptridium monandrum R. G. Swinney 2014-5-7 16411 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  UCR216916  Calystegia macrostegia R. G. Swinney 2009-3-16 10122 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 400 m NE of River Bike Path parking lot at Hwy 39 227 Comment
  LA51393  Calystegia macrostegia subsp. cyclostegia Peter H. Raven; Henry J. Thompson 1960-4-12 15025 Los Angeles Santa Monica Mountains, Mulholland Drive, 3.1 W of Las Virgenes Road 274 Comment
  RSA394898  Calystegia macrostegia subsp. intermedia F. R. Fosberg 1931-3-23 S- 4335 Los Angeles Descanso Canyon, Santa Catalina Island. 40 Comment
  RSA653736  Calystegia macrostegia subsp. intermedia Valerie L. Soza, Laura Moore 2000-5-10 856 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 579 Comment
  SD38399  Calystegia macrostegia subsp. intermedia Edith A. Purer 1931-2-28 124 Los Angeles Verdugo Hills Comment
  RSA71111  Calystegia soldanella F. W. Peirson 894 Los Angeles Ballona Comment
  RSA652296  Camissonia Marion P. Harthill 1971-5-11 181 Los Angeles San Antonio Canyon. Comment
  RSA763240  Camissonia Justin M. Wood 2010-5-10 1621 Los Angeles San Gabriel Mountains: Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  RSA279087  Camissonia bistorta Robert F. Thorne, C. W. Tilforth 1971-4-9 41514 Los Angeles San Gabriel Mountains, Angeles National Forest: San Dimas Canyon near dam on San Dimas Creek. 457 Comment
  RSA465978  Camissonia boothii subsp. decorticans Frances Runyan 1973-4-7 25 Los Angeles Tick Canyon, west of Agua Dulce 610 Comment
  RSA75683  Camissonia boothii subsp. decorticans F. W. Peirson 1919-6-14 479 Los Angeles Rock Creek [Big?] 1524 Comment
  RSA0115833  Camissonia californica R. G. Swinney 2011-3-29 14253 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
  SFV2526  Camissonia campestris P. G. Kilburn 1958-4-12 728 Los Angeles Mojave Desert Palmdale, N and 30th Street, 5 miles NW of downtown. 3 miles west of US #6 on north side of road. In sandy soil. 790 Comment
  UCR260088  Camissonia campestris Mitch Provance, Callen Huff 2009-4-28 10706 A Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  RSA448972  Camissonia hirtella Anstruther Davidson 1930-1 s.n. Los Angeles [Malibu?] Hollywood Comment
  RSA449005  Camissonia ignota H. E. Hasse 1893-08 s.n. Los Angeles Acton. Comment
  RSA598087  Camissonia intermedia Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3784 Los Angeles Vicinity of Crystal Lake 1677 Comment
  RSA454086  Camissonia lewisii Anstruther Davidson 1905-5-1 1437 Los Angeles Hollywood Comment
  POM49723  Camissonia micrantha L. R. Abrams 1901-4-6 1390 Los Angeles Big Tujunga Wash Comment
  RSA562889  Camissonia pallida subsp. pallida D. Charlton 1991-4-16 4875 Los Angeles Lancaster, corner of 35 St. West, one block south of K. 701 Comment
  RSA72235  Camissonia palmeri F. W. Peirson 1926-5-8 6727 Los Angeles 12 miles E of Palmdale, Antelope Valley Comment
  RSA0091338  Camissonia strigulosa R. G. Swinney 2011-5-12 14704 Los Angeles San Gabriel Mountains: Aliso Canyon Creek, 50-100 m west of Aliso Cyn. Road, 0.5 miles W of Angeles Forest Hwy, west of mouth of Cabin Cyn. Creek. 1183 Comment
  CAS-BOT-BC160439  Camissoniopsis cheiranthifolia subsp. suffruticosa David B. Weissman 1974-8-19 s.n. Los Angeles Pt. Dume Comment
  UCR272610  Camissoniopsis hirtella R. G. Swinney 2011-5-6 14590 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  UC20497  Camissoniopsis micrantha W. H. Brewer Feb. 1861 221 Los Angeles Santa Susanna Mountains Comment
  CAS-BOT-BC76278  Canbya candida Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9480 A Los Angeles 4 miles northeast of Lancaster on the Muroc Road. Comment
  SDSU2474  Capsella bursa-pastoris A. H. Gallup 1948-2-24 112 Los Angeles Claremont - open fields on 9th and Amhearst Sts. 366 Comment
  UCR282483  Capsella bursa-pastoris Dan S. Cooper 2017-2-11 217- 01 Los Angeles Los Angeles, Griffith Park, Toyon Landfill 300 Comment
  LA103430  Capsella bursa-pastoris Barry A. Prigge; 1986-3-20 6956 Los Angeles Santa Monica Mountains, Medea Creek, just N of Paramount Ranch State Park 231 Comment
  RSA639732  Capsella bursa-pastoris L. C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains: 0.4 mile southwest Big Cieneja on ridge on south side Big Dalton Canyon near mouth. 640 Comment
  UCSB7097  Cardamine californica Gill, Robert 1960-2-17 Los Angeles Little Dalton Canyon, San Gabriel Mt. range; Pacific slope drainage area 426 Comment
  RSA748656  Cardamine oligosperma Scott D. White, Justin M. Wood 2009-5-6 12634 Los Angeles San Gabriel River- West fork between Bear Creek and Cogswell Dam. 549 Comment
  POM16374  Cardaria draba Grethe Markedahl 1923-3-12 s.n. Los Angeles Near Long Beach Comment
  RSA668665  Carduus pycnocephalus Steve Boyd, LeRoy Gross 2002-5-7 10436 Los Angeles Del Sur Ridge, upper Haskel Canyon drainage, west of Bouquet Canyon, southward from the Coarse Gold Road (5N24). 610 Comment
  UCR210027  Carex R. G. Swinney 2008-7-12 9180 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Volfe Canyon 0.4 mi. north of confluence with Big Dalton Canyon 622 Comment
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Sep 12 2018
  RSA191584  Carex alma Robert F. Thorne 1966-8-29 36587 Los Angeles San Gabriel Mts, Angeles National Forest: Big Pines Recreation Area, dry slope above E end of Jackson Lake, on road from Big Pines to Valyermo. 1890 Comment
  RSA641523  Carex alma L. C. Wheeler 1967-5-31 9807 Los Angeles Pallet Creek at confluence with Big Rock Creek 1082 Comment
  UC212798  Carex alma I. Johnston 1917-7-4 1425 Los Angeles Bear Flats San Antonio Mountains 1752 Comment
  CAS-BOT-BC32150  Carex multicaulis J. Ewan; Nesta Ewan 1936-8-2 9885 Los Angeles 1 mi below head of Cedar Canyon, off Mescal Canyon. San Gabriel Mts. Comment
  SEINET7568449 Image available Carex multicaulis Orlando Mistretta, Tim Ross 1994-6-1 1306 Los Angeles San Gabriel Mountains, Santiago Canyon, Pacifico Mtn. 7.5' USGS topographic quadrangle. 1600 Comment
  RSA640227  Carex pellita L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mountains: Graveyard Canyon, second side canyon. Comment
  UC834501  Carex praegracilis W. R. Dudley and F. H. Lamb 1896-6-12 4453 Los Angeles Castac Lake Tejon Pass Comment
  RSA364704  Carex senta T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  RSA656249  Carex spissa Steve Archer 1977-5-20 12 Los Angeles Verdugo Mountains: Dead-end street near (last canyon) where the 210 Freeway and La Tuna Canyon meet, La Crescenta 273 Comment
  RSA0116662  Carex subfusca R. G. Swinney 2008-10-16 9596 Los Angeles San Gabriel Mtns.; Jackson Lake, south side of Big Pines Highway. 1872 Comment
  OBI9681  Castilleja applegatei subsp. martinii Rimo Bacigalupi 1953-5-2 4050 Los Angeles N edge of Oak Flat public camp, Angeles Natl Forest, NW Los Angeles county, just off US hwy 99 853 Comment
  SFV21052  Castilleja applegatei subsp. martinii L. Gross, V. Soza 2001-6-6 428 Los Angeles Verdugo Mountains North side of mountains. Hostetter Mountain Way, off of La Tuna Canyon Road. Near a seep just along dirt fire road on north-facing slope. 671 Comment
  JEPS78786  Castilleja applegatei subsp. martinii L. R. Heckard with Michael Morris 1976-6-13 4265 Los Angeles 0.1 mi from Cumorah Church Camp (1.7 mi from Hidden Valley Scout Camp, off Route 2) Comment
  POM50217  Castilleja applegatei subsp. martinii L. R. Abrams 1901-4-3 1293 Los Angeles Santa Monica Mountains. Comment
  RSA448688  Castilleja applegatei subsp. martinii M. D. Proctor 1944-4-9 825 Los Angeles Santa Anita Canyon Comment
  CATA921  Castilleja exserta Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-15 1773 Los Angeles Santa Catalina Island: Open slope above Parson's Landing 213 Comment
  RSA725649  Castilleja exserta Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 424 Los Angeles Santa Catalina Island. Lower road above Cherry Cove just N of fourth of July Cove. 45 Comment
  JEPS15163  Castilleja foliolosa A. D. Gifford 1935-1-8 412 Los Angeles near Palomas Canyon mouth; Tejon Quad. 426 Comment
  RSA400561  Castilleja foliolosa Fay A. MacFadden 1931-3-17 s.n. Los Angeles Tuna Canyon, Verdugo Hills. 335 Comment
  UCD122557  Castilleja foliolosa Kenneth A. Wilson 1961-3-11 988 Los Angeles San Francisquito Canyon. 1.6 miles south of Green Valley (Spunky Canyon Road). Comment
  RSA505072  Castilleja gleasoni Orlando Mistretta 1987-6-25 s.n. Los Angeles Angeles National Forest, San Gabriel Mountains; Mendenhall Ridge road 1.3 miles S of Lightning Point Group Campground. Comment
  UCR27080  Castilleja gleasoni T. P. Krantz 1980-7-2 s.n. Los Angeles San Gabriel Mtns., east of Mt. Gleason 1768 Comment
  UCR256587  Castilleja linariifolia Anuja Parikh, Nathan Gale 2011-6-7 3422 Los Angeles Western Transverse Range; eastern Liebre Mountains, Sierra Pelona, 3.9 km west of State Hwy 14, 1.8 km SW of California Aqueduct 1040 Comment
  RSA0035034  Castilleja martinii Carol Haines 1964-5-23 149 Los Angeles 1 mile from the beginning of Old Ridge Route. 426 Comment
  RSA0110789  Castilleja miniata Richard G. Swinney 2010-9-30 13919 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
  UCR270855  Castilleja miniata var. miniata R. G. Swinney 2011-8-17 15636 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  RSA448781  Castilleja minor subsp. spiralis Sam Tyson 1942-6-19 s.n. Los Angeles San Dimas Canyon. 823 Comment
  RSA607210  Castilleja minor subsp. spiralis Louis C. Wheeler 1968-5-31 s.n. Los Angeles Devil's Canyon, Campground vicinity. 1220 Comment
  UC166879  Castilleja minor subsp. spiralis unknown 1904-6-17 142 Los Angeles Pasadena Comment
  UC885437  Castilleja minor subsp. spiralis Louis C. Wheeler 1932-7-2 892 Los Angeles San Dimas Canyon; San Gabriel Mts. 457 Comment
  SD253505  Castilleja plagiotoma R. G. Swinney 2011-6-23 15296 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek, 100-200 m south of Chilao Station (Chilao Flat 7.5'Q) 1570 Comment
  UCD123034  Castilleja subinclusa subsp. subinclusa Daryl Koutnik; Bruce Holguin 1978-4-1 221 Los Angeles northwest of Palmdale on Elizabeth Lake Road. 914 Comment
  SBBG25575  Castilleja subinclusa subsp. subinclusa E. R. Blakley 1960-4-26 3280 Los Angeles Ward Rd of Acton, S or Hwy 6 1005 Comment
  UCR60927  Caulanthus cooperi Steve Boyd, Orlando Mistretta 1986-3-31 1533 Los Angeles Mojave Desert, Hwy 138, 4 mi east of junction with Hwy 18, NE of Pinyon Hills Comment
  POM143650  Caulanthus coulteri var. coulteri H. M. Hall 1902-5-1 3060 Los Angeles Vicinity of Elizabeth Lake 1067 Comment
  CAS-BOT-BC41136  Caulanthus heterophyllus John Thomas Howell 1928-3-20 3464 Los Angeles Floor of Vermont Canyon, Griffith Park. Comment
  SBBG17814  Caulanthus lasiophyllus P. H. Raven 1962-5-9 17679 Los Angeles above Mosquito Cove 335 Comment
  CAS-BOT-BC47903  Ceanothus arboreus Brandegee 1889-5-1 14 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC47918  Ceanothus arboreus A. J. McClatchie 1893-9-14 s.n. Los Angeles Catalina Island Comment
  SBBG39116  Ceanothus arboreus E. R. Blakley 1963-4-7 5533 Los Angeles Farnsworth Spring, NW of Avalon on the island rd 365 Comment
  RSA0069889  Ceanothus crassifolius R. G. Swinney 2010-2-27 11742 Los Angeles Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash. 331 Comment
  RSA601948  Ceanothus crassifolius Louis C. Wheeler 1933-6-19 1866 Los Angeles Claremont. 381 Comment
  UCD111439  Ceanothus crassifolius Kenneth A. Wilson 1961-2-8 842 Los Angeles Santa Susana Mountains. On Route 99 about 1 mile south of Route 6 intersection. Comment
  OBI70937  Ceanothus cuneatus var. cuneatus Steve Boyd, Lauren Raz 1997-3-26 9331 Los Angeles Liebre mts region: Portal Ridge N of Lake Hughes upper end of Myrick Cyn drainage along lakeview rd 1134 Comment
  SBBG68373  Ceanothus cuneatus var. cuneatus R. Hoffmann 1931-5-3 Los Angeles San Francisquito Cyn Comment
  RSA777877  Ceanothus greggii R. G. Swinney 2009-6-8 11101 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  CAS-BOT-BC50154  Ceanothus integerrimus Mrs. G. Earle Kelly 1917-9-1 s.n. Los Angeles Mt. Wilson Comment
  RSA609270  Ceanothus leucodermis Louis C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: Mesa on west side of Bear Creek off West Fork San Gabriel River. 610 Comment
  RSA399119  Ceanothus megacarpus H. L. Bauer 1931-3-1 s.n. Los Angeles Tunas Canyon near Topanga Canyon. Comment
  RSA608337  Ceanothus megacarpus Louis C. Wheeler 1930-2-22 3 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  SD28069  Ceanothus megacarpus Carl B. Wolf 1932-5-10 3506 Los Angeles Santa Catalina Island. Avalong Canyon, Above the last almond orchard. 121 Comment
  UC79863  Ceanothus megacarpus var. insularis Katharine Brandegee May 1889 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC51423  Ceanothus megacarpus var. megacarpus Geo. B. Grant 1901-3-18 s.n. Los Angeles Los Angeles Comment
  UC729804  Ceanothus megacarpus var. megacarpus Carl B. Wolf 1932-5-10 3541 Los Angeles Along ridge between summit of the equestrian trail and Mt. Shatto Santa Catalina Island Comment
  RSA233365  Ceanothus oliganthus var. oliganthus Arthur C. Gibson, Linda Gibson 1972-3-18 2793 Los Angeles Fish Canyon, San Gabriel Mountains. 381 Comment
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Nov 19 2014
  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
  UCD130055  Centaurea melitensis Daryl Koutnik 1978-6-3 513 Los Angeles Mulholland Highway, east of Old Topanga Canyon and across from Calabasas High School. 304 Comment
  POM48115  Centaurea repens R. W, Hodgson 1920-7-12 s.n. Los Angeles Artesia Comment
  CAS-BOT-BC179808  Centrostegia thurberi A. D. E. Elmer 1902-6-1 3679 Los Angeles Acton Comment
  HSC104250  Centrostegia thurberi R. G. Swinney 2009-4-24 10463 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  LA207878  Cercocarpus betuloides J. Sauer; M. Mathias 1976-3-4 5638 Los Angeles Santa Catalina Island, Blackjack Mountain Comment
  SD215641  Cercocarpus betuloides Louis C. Wheeler 1972-12-20 12788 Los Angeles San Gabriel Mountains: Cow Canyon Saddle 1372 Comment
  CAS-BOT-BC142167  Cercocarpus betuloides var. betuloides S. B. Parish 1916-3-27 10743 Los Angeles Summit of Laurel Canyon [Canon], near Los Angeles Comment
  LA47759  Cercocarpus betuloides var. betuloides Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  SEINET13386989 Image available Cercocarpus betuloides var. betuloides R. G. Swinney 2011-1 15993 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre (Mt. Wilson 7.5' Q.) (T1N R11W S9) 549 Comment
  UCSB9369  Cercocarpus betuloides var. betuloides Lloyd, Robert 1959-3-24 Los Angeles Oak Flats Fire Station, 10 miles north of Castaic, on US Highway 99 822 Comment
  CATA3199  Cercocarpus betuloides var. blancheae Julie L. King 2016-11-16 18 Los Angeles Santa Catalina Island: Cottonwood Canyon 289 Comment
  LA88743  Cercocarpus betuloides var. blancheae Karen Searcy; 1967-1-28 26 Los Angeles Santa Catalina Island, Pebbly Beach Canyon on Renton Mine Rd 182 Comment
  UCSC001444  Cercocarpus ledifolius Peter Kamb 1943-5-31 617 Los Angeles East ridge of Mt Islip Mt Islip - San Gabriel Mountians 2377 Comment
  HSC34785  Cercocarpus montanus var. glaber R. E. Cooksey Apr 1974 177 Los Angeles Glendora Mtn. Rd., Saw Gabriel Valley Overlook 640 Comment
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Jun 11 2014
  LA88732  Cercocarpus traskiae Robert F. Thorne; Reed C. Rollins, D. Propst, R Carolin 36735 Los Angeles Santa Catalina Island, 1 mi. WNW of Salta Verde Pt 198 Comment
  UCR200037  Chaenactis artemisiifolia Valerie Soza, B. Hogshead 2003-4-23 1636 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park, Brand Canyon 457 Comment
  UCSB6423  Chaenactis fremontii Ralph, F. 1960-4-1 Los Angeles On N side of Calif 138, 9.0 E of its jct. with road to Valyermo and Big Pines E of Pearblossom and 0.6 miles W of jct. with road to Victorville; Mojave Desert Comment
  UC63010  Chaenactis glabriuscula var. glabriuscula H. M. Hall May 1 1902-May 3 1902 3047 Los Angeles vicinity of Elizabeth Lake; Antelope Valley 792 Comment
  UCR258946  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-5-11 12699 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
  POM96909  Chaenactis glabriuscula var. lanosa Philip A. Munz 1925-4-19 9382 Los Angeles Pacoima Canyon wash, near San Fernando Comment
  RSA330775  Chaenactis santolinoides Wayne E. Sawyer 1981-6-16 39 Los Angeles San Gabriel Mtns., Angeles National Forest: Crest trail, ca. 0.1 mi. S of Little Jimmy Spring 2287 Comment
  UCR194598  Chaenactis stevioides R. G. Swinney 1999-5-1 7086 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, 2.4 miles south of Ft. Tejon Rd., c. 200 m north of Mescal Highlands Rd. 1341 Comment
  UCR205584  Chaenactis stevioides R. G. Swinney 2008-5-12 8829 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  CAS-BOT-BC279721  Chaenactis xantiana H. M. Hall 1902-5-1 3073 Los Angeles Antelope Valley. Vicinity of Elizabeth Lake 1066 Comment
  UCR221904  Chaenactis xantiana R. G. Swinney 2009-4-28 10539 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  JEPS26375  Chaenactis xantiana Ernest C. Twisselmann 1959-6-2 5333 Los Angeles just below the fire lookout Liebre Mountain 1478 Comment
  POM351855  Chaenactis xantiana B. C. Templeton 1932-6-17 4913 Los Angeles Big Pines Park, San Gabriel Mtns. Comment
  RSA578651  Chaenactis xantiana Timothy S. Ross, J. Mark Porter 1994-5-1 7614 Los Angeles ca. 3950 m NNE of Moody Springs and 2620 m W of the LA/ San Bern. County Line. 873 Comment
  RSA752640  Chaenactis xantiana Amber Maurice, Laura Hoglin, Sylvia Rivera 2003-4-24 2 Los Angeles Gorman Pass, Tejon Ranch. Comment
  RSA0115095  Chamaesyce Steven A. Junak 2000-7-1 SCa- 1365 Los Angeles Santa Catalina Island. L.A. County Interpretive Center. Avalon lawn area. 73 Comment
  RSA435972  Chamaesyce albomarginata N. C. Cooper 1944-4-23 1163 Los Angeles Pomona. 244 Comment
  SFV2104  Chamaesyce maculata M. L. Vincent 1962-5-25 254 Los Angeles San Fernando Valley Los Angeles, Northridge. San Fernando Valley State College campus. 260 Comment
  RSA585912  Chamaesyce maculata T. S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: granitic alluvium of slight southwesterly slope on the NW side of Indian Hill Mesa (i.e. The Back 40'). 409 Comment
  RSA198829  Chamaesyce serpillifolia R. F. Thorne, D. Propst 1968-5-29 37865 Los Angeles Santa Catalina Island: Cape Canyon. 244 Comment
  SBBG126885  Chamaesyce serpillifolia subsp. serpillifolia A. Parikh, N. Gale 2011-5-19 3390 Los Angeles San Gabriel River, Whittier Narrows Nature Center, 0.2 km SE of Durfee Ave, 0.8 km SW of Peck Rd 67 Comment
  UCSB3603  Chamaesyce serpyllifolia B., K. 1943-6-18 Los Angeles Tanbark Flat, San Dimas Experimental Forest, San Gabriel Mtns. 822 Comment
  CAS-BOT-BC70013  Cheilanthes covillei Marcus E. Jones 1882-2-27 3033 Los Angeles Rubio Wash Comment
  RSA582952  Cheilanthes covillei T. S. Ross, Steve Boyd 1993-5-23 7291 Los Angeles Saddle between Red Mtn's long E ridge and a small notched peak (3227-ft), ca 700 m SSW of Plum Spring (in upper Clearwater Canyon). 884 Comment
  UC811591  Cheilanthes covillei Marcus E. Jones, A. M. 1882-2-27 3033 Los Angeles Pasadena Comment
  RSA685729  Cheilanthes covillei E. Davis 1930-12-7 46 Los Angeles Bi Tujunga 762 Comment
  RSA423284  Chenopodium album Gertrude Dunn 1930-8-9 s.n. Los Angeles Whittier. Comment
  RSA478529A  Chenopodium ambrosioides E. S. Spalding 1923-10-3 s.n. Los Angeles La Canada road Comment
  RSA601746  Chenopodium botrys L. C. Wheeler 1966-10-22 9050 Los Angeles Grandad's Ranch, Aliso Canyon. Comment
  IRVC28605  Chenopodium botrys A. C. Sanders, Mark Elvin 2002-6-20 25218 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  SEINET3156669  Chenopodium californicum Unknown 167 a Los Angeles Pasadena; southern California Comment
  UCR258726  Chenopodium leptophyllum R. G. Swinney 2010-6-23 13353 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  RSA478541  Chenopodium murale E. A. Purer, Freda Detmers 1931-4-28 s.n. Los Angeles Redondo Beach. Comment
  RSA604305  Chenopodium pumilio L. C. Wheeler 1967-9-26 s.n. Los Angeles San Gabriel Mountains: Tributary to Eaton Wash, Nature Center. Comment
  RSA64805  Chenopodium pumilio L. C. Wheeler 1932-7-2 894 Los Angeles San Dimas Canyon. 457 Comment
  UCR132653  Chenopodium strictum Sharon Dougherty 1997-9-7 s.n. Los Angeles San Gabriel Mtns., Kratka Ridge, Angeles National Forest 2073 Comment
  RSA652793  Chlorogalum pomeridianum Jim Reutzel 1994-5-29 67 Los Angeles Only specimen along the firebreak access road at the top of the hill above the reservoir, before the turnaround. Hills behind the Cal Poly Pomona University Health Center. Comment
  RSA392787  Chorizanthe parryi var. fernandina Anstruther Davidson 1890-5-11 s.n. Los Angeles Burbank Comment
  SD178201  Chorizanthe parryi var. fernandina Mark A. Elvin 2003-6-19 2948 Los Angeles Western Transverse Range: hills west of San Martinez Grande Canyon and north of CA Hwy 126, Newhall Ranch. On open flat. 366 Comment
  UCR205073  Chorizanthe procumbens R. G. Swinney 2008-4-7 8618 Los Angeles San Gabriel Mtns., Azusa, San Gabriel River floodplain, c. 100-300 m east of the channel, between Foothill Blvd. (Hwy 66) and I-210 Fwy 177 Comment
  CAS-BOT-BC246328  Chorizanthe spinosa Ralph Hoffmann 1930-5-19 s.n. Los Angeles Eastern side of Muroc Dry Lake, northwestern Los Angeles County Comment
  CAS-BOT-BC244652  Chorizanthe staticoides G. B. Grant 1904-6-17 s.n. Los Angeles Altadena Comment
  RSA777922  Chorizanthe staticoides Orlando Mistretta, Christine Mistretta 2010-5-20 5153 Los Angeles Slopes W of Angeles Forest Hwy, about 0.6 miles N of jct. with Aliso Cyn Rd. 1189 Comment
  RSA698751  Chorizanthe watsonii LeRoy Gross, Paul Morton 2004-6-9 1360 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.) 1732 Comment
  SBBG62349  Chorizanthe xanti var. xanti R. Hoffmann 1932-4-26 Los Angeles N of Harold Comment
  UCR162591  Chrysothamnus nauseosus Anuja Parikh, Nathan Gale 2004-7-12 2084 Los Angeles NE end of Santa Susana Mtns, Newhall Ranch (study area 22), ridges south of upper Potrero Canyon 427 Comment
  RSA594192  Chrysothamnus nauseosus subsp. hololeucus Steve Boyd, Lauren Raz 1996-10-14 9095 Los Angeles Liebre Mountains region, extreme northwestern corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 991 Comment
  POM294584  Chrysothamnus nauseosus subsp. mohavensis Lyman Benson 1945-1-20 11598 Los Angeles Crystal Lake Recreation Area, North Fork of San Gabriel River 1890 Comment
  RSA0070649  Cirsium mohavense P. A. Munz 1929-5-19 11457 Los Angeles 3 miles south of Rosamond, W Mojave Desert. Comment
  OBI55020  Cirsium occidentale Steve Boyd, Lauren Raz 1997-3-25 9306 Los Angeles Liebre Mts Region: Upper end of broad alluvial valley at head of Cienaga Cyn, S base of Liebre Mtn, at end of dirt rd leading 1 km NE of Knapp Ranch. T7N R17W E1/2 SW 1/4 sec 14 Comment
  RSA0070682  Cirsium occidentale var. californicum R. F. Thorne 1966-4-30 36344 Los Angeles Santa Catalina Island: mouth of Gallagher's Canyon. 8 Comment
  RSA0070685  Cirsium occidentale var. californicum L. C. Wheeler 1931-4-26 s.n. Los Angeles Base of San Gabriel Mountains at Claremont: Thompson Creek Dam. Comment
  UCR153952  Cirsium occidentale var. occidentale A. C. Sanders 2005-5-11 30196 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  RSA587191  Cirsium vulgare Scott D. White 1995-12-5 3769 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  RSA466591  Cistanthe monandra Anstruther Davidson 1890-3-24 s.n. Los Angeles Near Reservoir at river. Comment
  LA200700  Clarkia bottae H. & M. Lewis; 1947-5-7 211 Los Angeles Santa Monica Mountains, Decker Road, 0.4 mi. N of Latigo Canyon Rd Comment
  RSA453478  Clarkia bottae Anstruther Davidson 1908-4-1 s.n. Los Angeles Hollywood. Comment
  SBBG28057  Clarkia bottae C. L. Hitchcock 1928-5-11 51 Los Angeles mouth of San Dimas Cyn 900 Comment
  CAS-BOT-BC164327  Clarkia dudleyana Alice Eastwood 1906-5-27 23 Los Angeles Garvanza Comment
  RSA545315  Clarkia dudleyana Tim S. Ross 1992-5-17 6345 Los Angeles San Gabriel Mountains; near elbow of the E fork of the San Gabriel River. 260m W of the mouth of Cattle Canyon 576 Comment
  RSA586825  Clarkia dudleyana Orlando Mistretta 1994-6-15 1361 -A Los Angeles Santiago Canyon. Side drainage entering Santiago canyon from the W, about 3 miles S of confluence of Santiago Creek and Little Rock Creek. 1341 Comment
  RSA733756  Clarkia dudleyana R. G. Swinney 2000-5-21 7781 Los Angeles San Gabriel Mtns.: NE of Azusa, Rincon Canyon, 1 mi. S of junction with Hwy 39 at Rincon Station, ca. 1000m 610 Comment
  CAS-BOT-BC172012  Clarkia epilobioides Carl B. Wolf 1932-5-9 3489 Los Angeles Santa Catalina Island, left (E.) fork of Pebbly Beach Canyon, at 2nd Group of Mine Workings 304 Comment
  RSA0060020  Clarkia epilobioides Robert F. Thorne, Percy C. Everett 1965-5-12 34627 Los Angeles Bulrush Canyon, Santa Catalina Island. 244 Comment
  UCR155388  Clarkia purpurea A. C. Sanders, T. B. Salvato 2005-5-24 30275 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, c. 0.5 mi. NW of community of Mint Canyon 610 Comment
  CAS-BOT-BC163719  Clarkia purpurea subsp. quadrivulnera Le Roy Abrams; E. A. McGregor 1908-6-19 398 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  CAS-BOT-BC163723  Clarkia purpurea subsp. quadrivulnera E. Braunton 1905-6-1 s.n. Los Angeles Los Angeles Comment
  RSA491786  Clarkia purpurea subsp. quadrivulnera James L. Reveal 1988-5-17 6790 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
  CSUSB244  Clarkia unguiculata Art Whistler 1966-5-1 Los Angeles Roadside near Semmole Hot Springs near Mulholland Drive and Cornell Street. Comment
  UCR271915  Clarkia unguiculata R. G. Swinney 2010-3-24 12076 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  UCSB4314  Clarkia unguiculata Wilson, Richard 1956-5-16 Los Angeles 24 miles West of Palmdale on U.S. 6 Mint Canyon Area 762 Comment
  SEINET13203221 Image available Claytonia parviflora R. G. Swinney 2011-1 14149 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5' Q.) (T1N R9W S28) 366 Comment
  RSA0010527  Claytonia parviflora subsp. parviflora LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6796 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA669631  Claytonia parviflora subsp. parviflora LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 194 Los Angeles San Rafael Hills: Ridge running west from lookout Tower, East of the (2) Glendale Freeway N 487 Comment
  UC1922236  Claytonia parviflora subsp. parviflora Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 885 Los Angeles Verdugo Mountains; northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines 396 Comment
  UCR270985  Claytonia parviflora subsp. parviflora R. G. Swinney 2011-4-28 14536 Los Angeles San Gabriel Mountains, north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 963 Comment
  UCR273296  Claytonia parviflora subsp. parviflora R. G. Swinney 2011-5-10 14644 Los Angeles San Gabriel Mountains, Angeles Natl. Forest, 'Manzanita Mt.', at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center 629 Comment
  CAS-BOT-BC434188  Claytonia perfoliata A. C. Sanders 2007-4-25 33559 Los Angeles Tehachapi Mtns.: Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  RSA729519  Claytonia perfoliata R. G. Swinney 1990-7-5 7520 Los Angeles Cedar Canyon; canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5mi. west of junction of Hwy 2 Comment
  RSA729662  Claytonia perfoliata R. G. Swinney 1998-7-2 6261 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
  UCR125429  Claytonia perfoliata A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25714 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
  UCR192834  Claytonia perfoliata R. G. Swinney 1998-7-2 6262 Los Angeles San Gabriel Mtns., north of Table Mountain, Wrightwood area, 0.8 mi. NE of junction of roads 4N21B, 4N21A, and 4N21 2110 Comment
  RSA526151  Claytonia perfoliata Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-6 4145 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  CAS-BOT-BC439963  Claytonia perfoliata subsp. mexicana John I. Carlson 1918-4-24 s.n. Los Angeles Country adjacent to Los Angeles. Griffith Park Comment
  RSA0022365  Clematis lasiantha Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5119 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  UC1584058  Clematis ligusticifolia Tim Ross, Orlando Mistretta, and Peter Fritsch 1990-7-10 4045 Los Angeles n.e. Tie Summit Station (and e. of Angeles Forest Hwy., w. drainage that meets Tie Canyon); San Gabriel Mts., Angeles Nat'l Forest, Tujunga Ranger Distr 1463 Comment
  UCD169439  Clematis pauciflora R. G. Swinney 2009-2-20 10022 Los Angeles San Gabriel Valley/ San Gabriel Mtns. Foothills, mouth of San Gabriel Canyon, between 210 Fwy and Foothill Blvd., Azusa/Irwindale, 200-300 m east of San Gabriel River channel. 177 Comment
  UCD95597  Clematis pauciflora W. Bertsch 1954-4-19 492 Los Angeles Little Dalton Canyon. 365 Comment
  UC220784  Cleomella obtusifolia A. D. E. Elmer Jun 1902 3629 Los Angeles Lancaster Comment
  UCR52313  Cnicus benedictus A. C. Sanders, B. Pitzer, B. L. Phillips, C. Sylber 1988-7-6 7987 Los Angeles Mojave Desert, SW part of the city of Lancaster, [Quartz Hill] east side of 40th Street West at Ave. L-6 747 Comment
  POM96827  Cnicus benedictus P. A. Munz 1926-5-3 10813 Los Angeles Weed along car track, Pomona Jct. 305 Comment
  RSA408263  Collinsia heterophylla L. E. Hoffman 1929-6-23 s.n. Los Angeles Wash. Hd. [Wash at head of] Pacoima Canyon, Angeles National Forest. Comment
  RSA408270  Collinsia heterophylla Thekla Mohr s.n. Los Angeles Near Los Angeles Comment
  UCD123570  Collinsia heterophylla Garm Beall 1997-4-15 17 Los Angeles Mullholland Highway, 1 mile east of Malibu Canyon Road. Comment
  CAS-BOT-BC240951  Collinsia parryi Frank W. Peirson 1919-4-19 4719 Los Angeles San Gabriel Mts., Pacoima Canon [Canyon] Comment
  RSA0117322  Collinsia parryi Steve D. Boyd, Lauren Raz 1997-3-31 9409 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  RSA0117323  Collinsia parryi Steve D. Boyd, Lauren Raz 1997-3-25 9277 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  RSA152086  Collinsia torreyi var. wrightii Wesley O. Griesel 1962-5-28 s.n. Los Angeles Big Pines 1829 Comment
  RSA330804  Collinsia torreyi var. wrightii Wayen E. Sawyer 1981-6-11 14 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39, 2.75 miles from Dawson Saddle. 2271 Comment
  RSA0076379  Collinsia torreyi var. wrightii F. W. Peirson 1922-7-5 3156 Los Angeles Big Pines, Swartout Valley, north slope of San Gabriel Mountains. 2104 Comment
  UCR136830  Colutea arborescens 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
  CATA1709  Comarostaphylis diversifolia subsp. planifolia Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-8 3029 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 152 Comment
  UCR206460  Conium maculatum A. C. Sanders, T. B. Salvato 2009-5-20 36851 Los Angeles San Gabriel Valley, Rio Hondo at Rancho Lujan, between Montebello and South El Monte, east side of San Gabriel Blvd., SE of Darlington St. intersection 73 Comment
  UC455778  Constancea nevinii I. J. Condit 1908-6-29 Los Angeles Catalina Island Comment
  UCR274070  Convolvulus arvensis Steven A. Junak 2000-5-18 SCa- 1303 Los Angeles Channel Islands, Santa Catalina Island, slope overlooking Parsons Landing 73 Comment
  RSA608376  Convolvulus arvensis L. C. Wheeler 1966-10-25 9063 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  SBBG128231  Convolvulus simulans M. L. Hoefs, S. A. Junak, D. Knapp 2000-5-5 3078 Los Angeles near rd below El Rancho Escondido 146 Comment
  POM355838  Conyza canadensis Ora M. Clark 1928-10-21 1221 Los Angeles Waste Places, NW Santa Monica Comment
  RSA755625  Cordylanthus nevinii R. G. Swinney 2008-7-15 9205 Los Angeles Winston Peak. 2275 Comment
  SJSU13529  Cordylanthus nevinii C. W. Sharsmith 1945-9-7 5464 Los Angeles N slope Mt Waterman, San Gabriel Mts 1676 Comment
  UC56999  Cordylanthus rigidus subsp. setiger Miss E. D. Palmer July, 1902 11 Los Angeles Glendora Comment
  JEPS6758  Cordylanthus rigidus subsp. setiger Frank W. Peirson 1918-9-15 255 A Los Angeles due e Tujunga (Sister Elsie Trail); San Gabriel Mts. 1219 Comment
  RSA614643  Coreopsis bigelovii B. Pitzer 1996-4-20 2690 Los Angeles Western Mojave Desert Antelope Valley, north side of Hwy 138 (Ave. D), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14). 915 Comment
  POM247969  Coreopsis gigantea F. R. Fosberg 1931-3-27 4420 Los Angeles Pebble [Pebbly] Beach Road, Santa Catalina Island 50 Comment
  RSA592472  Coreopsis gigantea Mark Hoefs 1973-3-11 56 Los Angeles Santa Catalina Island. Near Renton Mine Road. 213 Comment
  SEINET7836953 Image available Coreopsis gigantea G. B. Grant, W. Wheeler 1904-4-21 680 2228 Los Angeles Santa Catalina Island Comment
  POM356130  Corethrogyne filaginifolia Wm Martin 1971-8-25 s.n. Los Angeles On the road to Saddle Peak, Santa Monica Mountains. Comment
  SBBG22427  Corethrogyne filaginifolia H. and M. Dearing 1944-5-10 5890 Los Angeles Charlton Flats, Angeles Crest Hwy Comment
  UC63364  Corethrogyne filaginifolia Jos. Burtt Davy 1901-6-1 7772 Los Angeles Redondo Comment
  UC729477  Corethrogyne filaginifolia Carl B. Wolf 1932-9-15 4080 Los Angeles opposite Glenwood's Cafe on Highway (9 1/2 mi above Saugus, Mint Canyon); Mint Canyon 457 Comment
  SEINET11835713  Corethrogyne filaginifolia var. virgata J. F. Bright, Wyman, C. 1931-1 5572 Los Angeles Manhattan Beach Comment
  RSA585824  Coronilla valentina T. S. Ross, Angelika Brinkmann-Busi 1992-3-28 6057 -a Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; Abalone Cove area; old road from Palos Verdes Drive South to Abalone Cove (now just a trail), NW of Portuguese Point and +/- SSE of the Wayfarers chapel. Comment
  UCR205212  Coronopus didymus R. G. Swinney 2008-3-26 8576 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  RSA657021  Cortaderia selloana Joseph M. Keefe 2001-1-31 31043 Los Angeles Verdugo Mountains: Along foot trail in 10 year old disturbed soil (bulldozed 1992), south-facing slope at top of slope above north edge of Parking Lot B&C, 66 meters west of Glendale Freeway (just north of Mountain Street)., Glendale College Hill, Glendale College, 1500 North Verdugo Road, Glendale. Latitude N: 34 deg 10' 00.0''; Longitude W: 118 deg 13' 33.8''. 287 Comment
  LA31705  Cotula australis Peter H. Raven; 1959-3-1 13819 Los Angeles 243 Comment
  SEINET13729329  Crassula aquatica Unknown 1968-5-29 s.n. Los Angeles PLANTS OF CALIFORNIA LOS ANGELES COUNTY SANTA CATALINA ISLNAD: wet, sandy mud magin of S end of Hay Press Reservoir; elev. ca. 1325 ft; with Callitriche marginata, Eleocharis macrostachya, plantago coronopus, Juncus bufonius, etd. (new for the island along with Callitriche marginata). 403 Comment
  UCR219427  Crassula colligata subsp. lamprosperma R. G. Swinney 2009-3-31 10229 Los Angeles Transverse Range; San Gabriel Mtns., mouth of San Gabriel Canyon, 1.2 mi. north of Foothill Blvd, Azusa/Duarte 183 Comment
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Jul 11 2016
  CAS-BOT-BC427738  Crassula connata Geo. B. Grant 1905-4-19 1295 Los Angeles Garvanza Comment
  RSA777685  Crassula connata Orlando Mistretta, Christine Mistretta 2010-5-19 5106 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  UCR186059  Crassula connata T. B. Salvato, M. A. Hasskamp 2006-4-24 1351 Los Angeles Tehachapi Mtns Foothills, c. 4 mi east of Quail Lake and 0.5 mi north of Hwy 138 976 Comment
  UCR217278  Crassula connata R. G. Swinney 2009-3-6 10053 Los Angeles San Gabriel Mtns. Foothills/San Gabriel Valley, 1.2 miles north of Foothill Blvd. on east side of Encanto Parkway, confluence of Van Tassel and San Gabriel canyons at west bank of San Gabriel River channel, Azusa/Duarte boundary 201 Comment
  RSA423449  Crassula connata var. erectoides Louis Greata 1901-03 s.n. Los Angeles Highland Park. Comment
  RSA397738  Crossosoma californicum Mark Parratt 1965-1-26 642 Los Angeles Santa Catalina Island near the Isthmus area. 0 Comment
  SBBG53173  Crossosoma californicum S. A. Junak 1978-4-15 SCa 8 Los Angeles N side of Cherry Cove Comment
  UCR131447  Croton setiger Alison Lipman 1998-6-19 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
  SD262231  Cryptantha R. G. Swinney 2009-6-8 11072 Los Angeles Transverse Range: San Gabriel Mtns; Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 1/Angeles Crest Hwy (Chilao Flat 7.5'Q) 1720 Comment
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Feb 19 2020
  UCR205925  Cryptantha circumscissa R. G. Swinney 2008-5-5 8759 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  RSA756624  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2008-4-17 2484 Los Angeles Southern California transmission line tower (Segment 6, Structure 24 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1301 Comment
  RSA653769  Cryptantha intermedia J. Bogdanoff-Lord 1989-5-5 1 Los Angeles Angeles National Forest: 3.9 miles NNE of the intersection of Base Line & Mills, Claremont, on west side of Mt. Baldy Road. Comment
  RSA761148  Cryptantha intermedia R. G. Swinney 2008-10-10 9564 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  RSA0106742  Cryptantha microstachys R. G. Swinney 2011-5-19 14763 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned Milley's Apple Orchard. 912 Comment
  RSA561601  Cryptantha microstachys Steve Boyd, Walter Appleby 1993-6-1 8170 Los Angeles north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Foresst. Along Whitney Canyon Road 853 Comment
  RSA678774  Cryptantha microstachys Valerie Soza, LeRoy Gross 2002-5-8 1453 Los Angeles Southwest side of Deer summit ('3599'), ridge between Dry Canyon and Haskell Canyon. Stables Fire 2001 area. 1052 Comment
  RSA0112768  Cryptantha muricata R. G. Swinney 2011-3-29 14241 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 mi east of I-210 Fwy, N side of river channel. 366 Comment
  UCR270455  Cryptantha muricata R. G. Swinney 2011-5-12 14663 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
  RSA0079276  Cryptantha muricata var. muricata Steve Boyd 1988-4-28 2245 Los Angeles West end of San gabriel Mtns, Sand Canyon E of Saugus. In small side canyon. 640 Comment
  RSA702539  Cryptantha nevadensis var. rigida Scott D. White 2004-5-5 10286 Los Angeles Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  UC2049428  Cryptantha nevadensis var. rigida LeRoy Gross with Joy England, Naomi Fraga 2016-4-21 7534 Los Angeles Transverse Ranges; San Gabriel Mountains region: Arrastre Canyon. Started near mouth of canyon, near 34.44397N, 118.20032W . Ended on top of a small knoll, near 34.43011N, 188.18667W. Acton 7.5' Quad. Comment
  UCR138899  Cryptantha nevadensis var. rigida L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mtns., Aliso Canyon, 0.5 mi SSW of Blum Ranch 976 Comment
  UCR186944  Cryptantha nevadensis var. rigida A. C. Sanders 2006-4-10 31996 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  UCR84560  Cryptantha nevadensis var. rigida T. S. Ross, Steve Boyd 1994-5-25 7950 Los Angeles Liebre Mtns., Necktie Basin: Hanging basin c. 470-830 m west of Warm Springs Mtn. summit, c. 600-800 m WSW of summit 1076 Comment
  RSA11062  Cryptantha oxygona C. B. Wolf 1928-3-29 1568 Los Angeles Junction of Pine Canyon road and road to Sandbergs. 3 mi. S.W. of Neenach. 1067 Comment
  RSA765199  Cryptantha oxygona Justin M. Wood 2010-5-10 1603 Los Angeles San Gabriel Mountains: Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  UCR228574  Cryptantha oxygona Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-21 8045 Los Angeles Lower south foothills of Sierra Pelona, 500 m N of Governor Mine, 800 m E of Red Rover Mine Rd, and 2.2 km N of I-14/Sierra Highway 1110 Comment
  UCR220268  Cryptantha pterocarya var. pterocarya R. G. Swinney 2009-4-24 10496 B Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  RSA0091722  Cryptantha similis R. G. Swinney 2011-4-20 14426 Los Angeles Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 miles upstream in Hunt Cyn. 1220 Comment
  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
  RSA394341  Cucurbita palmata Anstruther Davidson 1922-5-28 s.n. Los Angeles Mojave Desert. [County not specified: Los Angeles, San Bernardino or Kern.] Comment
  SEINET10569446  Cupressus Carl C. Epling Epling s.n. 1924 Los Angeles Comment
  RSA655931  Cupressus arizonica James Henrickson 2000-4-21 20716 Los Angeles Ca. 17 mi W of State Hwy 14, along Hwy 138 near 14348 W. Avenue D. at a site for a Sprint monopole; about 1 mile S of Hwy 138. Comment
  LA201638  Cupressus forbesii Arthur C. Gibson; 2004-1-6 4999 Los Angeles 259 Comment
  RSA518480  Cupressus macrocarpa A. C. Sanders 1987-12-4 7446 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  JEPS47113  Cuscuta californica K. Brandegee Los Angeles Ravenna Comment
  UCR183347  Cuscuta californica G. C. Fleischman 1942-6-18 s.n. Los Angeles San Gabriel Mtns. Foothills, near Sierra Madre Comment
  UCR255472  Cuscuta californica Dan S. Cooper 2014-6-26 614- 30 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., southeastern corner of Griffith Park, slope north of Commonwealth Nursery site, above Vista del Valle Dr. 276 Comment
  SEINET810016  Cuscuta californica Lewis S. Rose 1946-1 46235 Los Angeles Los Angeles County, s. slope of Cahuenga Peak, Los Angeles 304 Comment
  CDA28651  Cuscuta campestris Mark A. Elvin 2007-11-22 5857 Los Angeles Southern Coastal; Downey; near intersection of Rives Avenue and 6th Street. Elevation: 37 meters/120 feet. 0 Comment
  RSA588684  Cuscuta denticulata Orlando Mistretta 1995-7-12 1898 Los Angeles Little Rock Creek, just N of Guard Station along Little Rock Creek, below dam 976 Comment
  RSA573699  Cuscuta subinclusa T. S. Ross 1990-8-17 3155 Los Angeles Icy springs in upper Big Rock Creek 1752 Comment
  UC144398  Cuscuta subinclusa C. F. Baker 1903-10-20 3954 Los Angeles Claremont San Antonio Canyon Comment
  UCR167312  Cuscuta subinclusa Scott D. White 2004-8-20 10737 Los Angeles San Gabriel Mtns, Upper Big Tujunga Canyon: south of Upper Big Tujunga Canyon. Road, c. 4 air mi NW of the junction with Angeles Crest Hwy 1159 Comment
  UC496531  Cycladenia humilis var. venusta T. Craig 1927-6-8 451 Los Angeles trail to summit of Mt. San Antonio (Bear Canyon); Bear Canyon 2743 Comment
  RSA579137  Cynodon dactylon Timothy S. Ross, J. Mark Porter, G. Allan, V. Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7444 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; narrow, eroded canyon through southerly coastal bluffs, ca. 2750m SE of Inspiration Point and 2680m WNW of White Point. 8 Comment
  RSA608253  Cynodon dactylon L. C. Wheeler 1966-10-25 9062 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  SBBG131542  Cyperus S. A. Junak 1999-7-16 SCa 1048 Los Angeles lower part Cottonwood Cyn, just upstream from rd to Ben Weston Beach 30 Comment
  SD252218  Cyperus Steven A. Junak 1999-7-16 Sca 1048 Los Angeles Santa Catalina Island. Lower part of Cottonwood Canyon, just upstream from road to Ben Weston Beach. 29 Comment
  POM220093  Cyperus esculentus L. C. Wheeler 1932-8-9 1127 Los Angeles 2 miles SW [of] Azusa 107 Comment
  RSA365096  Cyperus niger var. capitatus H. L. Bauer 1928-10-15 s.n. Los Angeles Long Beach. Comment
  LA212329  Cyrtomium falcatum Jack Pepper; 1952-4-10 s.n. Los Angeles Cheviot Hills Comment
  RSA729207  Cystopteris fragilis R. G. Swinney 1998-10-3 6996 Los Angeles upper Fish Fork San Gabriel River, c. 1/2 mi. east (upstream) from Upper Fish Fork Campgroun, tributary from N side of San Antonio Ridge. 1939 Comment
  UCR258553  Cystopteris fragilis R. G. Swinney 2010-8-9 13483 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, just below (downstream from) Spruce Grove Campground 915 Comment
  LA82384  Datisca glomerata O. H. Kappler; 1940-5-26 2 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA729938  Datisca glomerata R. G. Swinney, D. W. Larson 1999-6-25 7418 Los Angeles San Gabriel Mtns.: south fork of Fern Canyon, NE of Browns Flat 1280 Comment
  POM3172  Datisca glomerata A. J. Cook s.n. Los Angeles Coals Canyon 396 Comment
  UCR108448  Datura stramonium L. C. Wheeler 1946-9-16 6370 C Los Angeles Garvey: Walnut Grove Avenue and Rush Street 75 Comment
  CATA267  Datura wrightii Mark L. Hoefs 1973-5-14 275 Los Angeles Santa Catalina Island: Upper Avalon Canyon 60 Comment
  RSA421885  Datura wrightii F. R. Fosberg 1919-6-30 S- 3076 Los Angeles Del Rey Comment
  RSA421891  Datura wrightii W. E. Lawrence 1905-10-1 1438 Los Angeles One plant on River bank E. Los Angeles. Comment
  SD69538  Datura wrightii Robert F. Thorne, P. Everett 1965-6-22 34929 Los Angeles Santa Catalina Island: open fields S of Avalon golf course in Avalon Canyon 91 Comment
  CATA1972  Daucus pusillus F. R. Fosberg 1931-4-13 Los Angeles Santa Catalina Island: Renton Mine, Pebbly Beach Canyon, left fork 220 Comment
  IRVC28124  Daucus pusillus A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26282 Los Angeles NE side of Castaic Mesa, ca. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch Western San Gabriel Mtns. 396 Comment
  RSA470775  Daucus pusillus Jack Rempel 1932-3-19 15265 Los Angeles El Segundo. Comment
  SBBG96677  Deinandra clementina S. Boyd with T. Ross, L. Arnseth 1990-4-7 4272 Los Angeles lower half of China Cyn, W side; sand dunes at cyn mouth Comment
  CAS-BOT-BC299320  Deinandra fasciculata Alice Eastwood 1906-5-27 4 Los Angeles Garvanza Comment
  JEPS30635  Deinandra fasciculata Peter H. Raven and Henry J. Thompson 1959-5-5 14113 Los Angeles 1 mi w Las Virgenes Rd. (Mulholland Hwy., Malibu Creek drainage); Santa Monica Mountains, Malibu Creek 274 Comment
  UC625063  Deinandra fasciculata F. R. Fosberg 1931-5-21 S 4930 Los Angeles Parson's Landing Santa Catalina Island (grassy hillside facing ocean) 20 Comment
  CAS-BOT-BC299266  Deinandra fasciculata Tim Ross 1992-6-15 6590 Los Angeles Ridgetop between two un-named canyons that drain ENE toward Orange Grove Avenue in Hacienda Heights, Whitteier Hills (local name for the western extremity of the Puente Hills) 321 Comment
  SBBG44979  Deinandra kelloggii L. C. Wheeler 1933-6-27 1888 Los Angeles Foothill Blvd at Eaton Wash, Pasadena 213 Comment
  SEINET3159275  Delphinium cardinale G. B. Grant 1904-6-17 276 Los Angeles collected at Pasadena Comment
  POM199601  Delphinium cardinale I. W. Clokey, Bonnie C. Templeton 1929-08 4601 Los Angeles Mandeville Canyon. 300 Comment
  CAS-BOT-BC7962  Delphinium parishii subsp. parishii Louis C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon 731 Comment
  UCSB11730  Delphinium parryi Boyer, Nora 1962-5-4 Los Angeles 50 yards west of Mint Canyon Camp Ground; 7.7 miles north of Solemint on U.S. Highway 6 609 Comment
  CAS-BOT-BC121376  Delphinium parryi subsp. maritimum John I. Carlson 1914-4-28 s.n. Los Angeles Avalon, Catalina Island Comment
  UCR174485  Delphinium parryi subsp. parryi Anuja Parikh, Nathan Gale 2005-4-29 2109 Los Angeles Western Transverse Range, Newhall Ranch , River Park area east of I-5, N of Santa Clara River and west of Bouquet Canyon 351 Comment
  POM306226  Delphinium parryi subsp. parryi Henry J. Ramsey, Henry J. Ramsey 1937-3-21 s.n. Los Angeles Altadena. Comment
  CAS-BOT-BC121531  Delphinium patens subsp. hepaticoideum M. E. Jones 1882-5-2 3204 Los Angeles Pasadena Comment
  LA52172  Delphinium patens subsp. hepaticoideum O. A. Plunkett; 1926-3-20 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  LA82454  Delphinium patens subsp. hepaticoideum O. H. Kappler; 1941-3-15 126 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA149810  Delphinium patens subsp. hepaticoideum Wesley O. Griesel 1961-4-18 s.n. Los Angeles Switzers Inlet, San Gabriel Mountains. 762 Comment
  HSC16741  Dendromecon rigida C. S. Apperson 1967-6-28 Los Angeles 4 mi. up Sierra Pelona Rd. off of Bouquet Cyn. Rd. Comment
  LA200720  Dendromecon rigida Carl Epling; L. Ellison 1929-3-16 sn Los Angeles Santa Monica Mountains, near Girard [Woodland Hills] Comment
  LA97390  Dendromecon rigida Frank Almeda; Kei Nakai 1976-4-5 TCSP 7 7 76 Los Angeles Santa Monica Mountains, Santa Ynez Canyon 213 Comment
  SDSU795  Dendromecon rigida D. R. Harvey 1937-3-6 1063 Los Angeles Winnetka Valley, lower end. Comment
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Jun 15 2009
  RSA177821  Dendromecon rigida subsp. rhamnoides Robert F. Thorne, Percy C. Everett 1965-5-10 34476 Los Angeles West side of Black Jack Mountain, Santa Catalina Island. 488 Comment
  RSA433211  Dendromecon rigida subsp. rigida T. S. Clare 1929-5-28 s.n. Los Angeles Topanga Canyon. Comment
  SEINET10933460  Deschampsia danthonioides Hermann E. Hasse Hasse s.n. Los Angeles Comment
  RSA369571  Descurainia sophia Wm. Martin 1972-5-12 s.n. Los Angeles Gold Creek, Little Tujunga. Comment
  RSA598200  Dichelostemma capitatum Steve Boyd, Lauren Raz 1997-3-4 9140 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 987 Comment
  UC3352  Dichelostemma capitatum J. Burtt Davy May 9 1896-May 24 1896 Los Angeles Manzana Antelope Valley Comment
  UC843541  Dichelostemma capitatum Ira W. Clokey, B. Templeton Apr 1929 4440 Los Angeles Mandeville Canyon Santa Monica Mountains 425 Comment
  UC843601  Dichelostemma capitatum C. F. Baker 1904-4-22 4764 Los Angeles Monrovia Comment
  UCR259667  Dichelostemma capitatum R. G. Swinney 2010-4-1 12142 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
  UCSB781  Dichelostemma capitatum Gill, Robert 1959-3-15 Los Angeles North end of Mills Ave, Claremont 487 Comment
  RSA717193  Dichelostemma capitatum subsp. capitatum Gary Kovnat, LeRoy Gross 2003-2-16 27 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  RSA52500  Dichelostemma capitatum subsp. capitatum I. L. Wiggins 1949-2-22 11959 Los Angeles Northern end of San Clemente Island Comment
  RSA376818  Dichelostemma ida-maia M. Bisbee 1917-6-4 130 Los Angeles Exposition Park, Wildflower Garden. Comment
  UCR138518  Digitaria sanguinalis L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, Blum Ranch 884 Comment
  CAS-BOT-BC152903  Diplacus brevipes Grant 1900-4-11 2423 Los Angeles Mt. Lowe, Pasadena 1524 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-BC195618  Distichlis spicata Roxana S. Ferris 1918-6-12 894 Los Angeles Between Oban and Lancaster Comment
  LA200777  Dodecatheon clevelandii Jonathan Sauer; John O'Leary 1975-4-11 5643 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon - Topanga Canyon, ridge between Tuna Canyon and Topanga Canyon. Comment
  UCR149921  Dodecatheon clevelandii R. G. Swinney 1998-3-7 5901 Los Angeles San Gabriel Valley, Glendora, South Hills Wilderness Area, c. 300 m east-northeast of junction of Bonnie Cove Ave. and 210 Fwy. 305 Comment
  RSA733090  Dodecatheon clevelandii subsp. clevelandii R. G. Swinney 2001-4-17 7875 Los Angeles Glendora, Morgan Canyon plateau 402 Comment
  RSA681158  Drymocallis glandulosa LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1067 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 550 Comment
  CAS-BOT-BC157709  Drymocallis glandulosa var. glandulosa I. M. Johnston 1918-4-28 1894 Los Angeles Turnbull [Canon] Canyon, Puente Hills 365 Comment
  CAS-BOT-BC67946  Dryopteris arguta Henry J. Thompson 1959-3-27 1895 Los Angeles Santa Monica Mountains - Saddle Peak, 1.5 miles east of peak 731 Comment
  UCR276755  Dryopteris arguta R. G. Swinney 2010-8-11 13486 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  RSA650210  Dryopteris arguta Brinkerhoff 1949-2-2 s.n. Los Angeles Below Cal Poly, San Dimas. 182 Comment
  RSA693692  Dryopteris arguta Donald R. Bissing 1973-2-26 8 Los Angeles Evey Canyon, 0.9 mile from canyon mouth 844 Comment
  CAS-BOT-BC109682  Dudleya cymosa subsp. marcescens K. Nakai 1982-1-1 854 Los Angeles Santa Monica Mountains, in canyon north and west of Mulholland Highway, south of Seminole Hot Spring. 365 Comment
  RSA423502A  Dudleya cymosa subsp. pumila L. E. Hoffman 1929-6-23 s.n. Los Angeles Mouth [of] Pacoima Canyon. San Gabriel Mountains, Angeles Forest. Comment
  RSA638947  Dudleya lanceolata L. C. Wheeler 1967-5-15 9568 Los Angeles Ridge immediately east of Fremont Pass. 579 Comment
  UCD170395  Dudleya lanceolata R. G. Swinney 1998-8-17 6768 Los Angeles San Gabriel Mtns., upper Coldwater Canyon at NE end of Heaton Flat Trail. 1244 Comment
  RSA423506  Dudleya lanceolata Kessler 1930-1 s.n. Los Angeles Fish Canyon Comment
  SBBG12648  Dudleya virens E. R. Blakley 1962-6-10 5244 Los Angeles 0.25 mi up cyn from its mouth; cyn half way between Eel Pt and Seal Cove 45 Comment
  RSA534965  Dudleya virens subsp. insularis Reid V. Moran 1941-5-27 874 Los Angeles 1/4 mile east of Point Vicente 20 Comment
  SFV12549  Dysphania ambrosioides M. H. Grayum, D. L. Koutnik, B. Balch 1977-11-20 863 Los Angeles San Fernando Valley Big Tujunga Wash,, on mud flats just behind Hansen Dam. 305 Comment
  UCR231073  Dysphania multifida Dan S. Cooper 2011-9-13 s.n. Los Angeles South Coast, southeastern Hollywood, Fountain Ave. at Western Ave. 105 Comment
  RSA582040  Echinochloa colona L. C. Wheeler 1931-9-11 137 Los Angeles 2 miles NE La Verne. 381 Comment
  UCD60789  Echinochloa colona Louis C. Wheeler 1970-10-15 s. n. Los Angeles Los Angeles: Huntington Drive and Collins Avenue. Comment
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Oct 17 2014
  UCD60841  Echinochloa crus-galli J. O. McMullin 1914-9-11 Los Angeles Casa Desierto. 13 miles E-NE Lancaster. 17 miles NE Palmdale. 17 miles SE Rosamond. Southern edge of what is now Edwards Air Force Base, per B. Crampton. Comment
  SEINET6830742 Image available Echinochloa crus-pavonis var. macera J. A. Ewan 1930-9-15 5544 Los Angeles Ballona Creek near Washington Blvd. Comment
  UCR255751  Eleocharis R. G. Swinney 2010-5-12 12713 Los Angeles San Gabriel Mountains/Mojave Desert, Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone 921 Comment
  SBBG120369  Eleocharis macrostachya A. C. Sanders 2005-5-5 29938 Los Angeles SW end of Cruzan Mesa at site of former dairy, E of Bench Mark "Plum"; Santa Clarita area 655 Comment
  RSA177700  Eleocharis palustris Robert F. Thorne, Percy C. Everett 1965-5-11 34661 Los Angeles Santa Catalina Island: Picnic Ground. 427 Comment
  RSA732911  Eleocharis parishii R. G. Swinney 1997-6-19 5613 Los Angeles San Gabriel Mtns.: Jackson Lake, west of Wrightwood. 1872 Comment
  UCR130504  Eleusine indica R. E. Riefner Jr. 2003-10-5 03- 453 Los Angeles San Gabriel Mtns./S.G.Valley, City of Pasadena, Rose Bowl, Rosemont St. and Seco St. 258 Comment
  LA91504  Elymus condensatus Bruce Douglas Clayton; Greg Shaw 1972-4-20 104 Los Angeles SANTA MONICA MOUNTAINS, Blackrill Canyon, Mountain Park Research Campus, near spring in canyon section E. 536 Comment
  UCR102373  Elymus elongatus L. C. Wheeler 1968-7-21 s.n. Los Angeles San Gabriel Mtns., E fork of Alder Creek off Big Tujunga, below Charlton Flat; future dam site Comment
  RSA191168  Elymus elymoides subsp. californicus R. F. Thorne, M. Z. Thorne 1967-7-19 37184 Los Angeles Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area 1981 Comment
  SBBG32080  Elymus glaucus R. N. Philbrick 1967-5-18 B 67 -216 Los Angeles lower-middle Bullrush Cyn, Salta Verde Comment
  SEINET7303706 Image available Elymus glaucus Robert F. Throne, M. Z. Thorne 1967-1 37141 Los Angeles San Gabriel Mts.; Angeles National Forest, Crystal Lake Recreation Area 1554 Comment
  POM365348  Elymus glaucus subsp. glaucus Donald R. Bissing 1973-6-2 160 Los Angeles Evey Canyon, San Gabriel Mountains. 0.6 miles from mouth of canyon. 756 Comment
  UC224200  Elymus glaucus subsp. jepsonii A. D. E. Elmer June 1902 3750 Los Angeles Acton Comment
  CAS-BOT-BC234098  Elymus multisetus A. D. E. Elmer 1902-6-1 3644 Los Angeles Acton, Mt. Gleason Comment
  UCR205260  Elymus stebbinsii R. G. Swinney 2005-8-17 8505 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
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Dec 21 2018
  POM3681  Emmenanthe penduliflora W H Spurgeon 80 Los Angeles 0.25 mile N Indian Hill. Claremont. 457 Comment
  RSA595453  Emmenanthe penduliflora Tim S. Ross, Victor W. Steinmann 1995-5-8 8565 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  UCD119217  Emmenanthe penduliflora Lisa Peralta 1996-5-13 s.n. Los Angeles Santa Susana Mts. Towsley cyn. 1 mi. W of the Old Road. Comment
  UCR280494  Emmenanthe penduliflora var. penduliflora R. G. Swinney 2014-6-5 16706 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  CAS-BOT-BC131221  Encelia californica Marcus E. Jones 1903-5-15 s.n. Los Angeles Catalina Island 30 Comment
  UCR260618  Encelia californica R. G. Swinney 2010-4-23 12375 Los Angeles San Gabriel Mountains/Verdugo Mountains, east end of Hansen Dam Basin, on N side of Big Tujunga Wash channel, 0.1-0.5 miles E of Orcas Park 341 Comment
  RSA478364  Endolepis covillei B. C. Templeton, I. W. Clokey 1930-4-8 1062 Los Angeles Mojave Desert, W of Lancaster in open fields 400 Comment
  NY70329  Ephedra nevadensis L. S. Rose 1968-4-5 68014 Los Angeles Acton, Mojave Desert 1585.0 Comment
  CAS-BOT-BC166215  Epilobium canum subsp. canum J. Ewan 1929-9-12 3479 Los Angeles Van Tassel Canyon above Azusa, San Gabriel Mts. Comment
  POM200867  Epilobium canum subsp. canum Carl B. Wolf 1932-10-3 4209 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
  RSA609534  Epilobium canum subsp. canum Louis C. Wheeler 1970-9-3 s.n. Los Angeles San Gabriel Mountains: Mt. Wilson road below Henninger Flats. 671 Comment
  UC202531  Epilobium canum subsp. canum C. F. Baker 1903-8-2 3657 Los Angeles near Claremont; San Antonio Canyon Comment
  RSA0082405  Epilobium canum subsp. latifolium R. G. Swinney 2010-9-7 13719 Los Angeles NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks. 1768 Comment
  RSA188511  Epilobium canum subsp. latifolium Robert F. Thorne, J. D. Olmsted 1965-8-26 35376 Los Angeles San Gabriel Mountains: Angeles National Forest, Camp Lupine near Prairie Fork 2012 Comment
  RSA0082402  Epilobium ciliatum R. G. Swinney 2010-9-7 13729 Los Angeles NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks. 1768 Comment
  RSA762420  Epilobium ciliatum R. G. Swinney 2008-8-13 9376 Los Angeles Icy Springs, tributary of Big Rock Creek. 1756 Comment
  UCR190930  Epilobium ciliatum R. G. Swinney 1999-7-28 7599 Los Angeles San Gabriel Mtns., East Fork San Gabriel River Canyon, just south of confluence of Clark Gulch 963 Comment
  UCR209889  Epilobium ciliatum R. G. Swinney 2008-7-12 9170 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  SEINET10296517  Epipactis gigantea Unknown 1960-5-30 24132 Los Angeles In sun and semishade, in seep, lime, steep cliff-like banks. San Gabriel Canyon, 2. 5 mi. from Azusa, Los Angeles Co. Alt. 800. Comment
  CAS-BOT-BC57173  Equisetum hyemale subsp. affine I. Johnston 1917-5-13 271 Los Angeles El Monte 121 Comment
  JEPS60128  Equisetum hyemale subsp. affine Louis C. Wheeler 1931-9-27 161 Los Angeles San Dimas Canyon; San Gabriel Mts. 685 Comment
  LA94012  Equisetum laevigatum Lawrence L. Kiefer; 1962-12-24 338 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon Comment
  RSA684617  Equisetum laevigatum F. R. Fosberg 1931-8-13 R- 115 Los Angeles Big Cienega, Pine Flats, N fork, San Gabriel River Comment
  UCR194265  Equisetum laevigatum R. G. Swinney 1998-8-5 6658 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch 1280 Comment
  POM6373  Equisetum laevigatum L. S, G. W 1919-5-10 s.n. Los Angeles San Gabriel River Bed 89 Comment
  LA94032  Equisetum telmateia subsp. braunii Lawrence L. Kiefer; 1966-4-9 1819 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 1 mi above Sunset Blvd. 182 Comment
  UCR102411  Equisetum telmateia subsp. braunii Steve Boyd 1997-9-17 10042 Los Angeles San Gabriel Mtns., Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienega Canyon south of Liebre Mountain. 915 Comment
  LA94030  Equisetum telmateia subsp. braunii Lawrence L. Kiefer; 1962-9-22 376 Los Angeles 15 Comment
  UCR125638  Eragrostis lehmanniana A. C. Sanders 2003-5-26 25861 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  POM267972  Eragrostis mexicana subsp. virescens E. Johnson 1944-7-25 s.n. Los Angeles Pomona Comment
  RSA0034382  Eremogone macradenia var. arcuifolia Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10006 B Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1524 Comment
  RSA0034383  Eremogone macradenia var. arcuifolia Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10009 G Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1524 Comment
  IRVC29107  Eriastrum densifolium A. C. Sanders, Mark A. Elvin 2003-6-20 27005 Los Angeles lower San Martinez Chiquito Canyon wash, north of Hwy 126 and Del Valle Western Transverse Range/Santa Clara River Watershed 305 Comment
  UC1871043  Eriastrum densifolium subsp. austromontanum T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3961 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  RSA0107791  Eriastrum densifolium subsp. elongatum Anstruther Davidson 1890-04 s.n. Los Angeles Los Angeles. Comment
  CAS-BOT-BC187954  Eriastrum rosamondense Ralph Hoffmann 1930-4-29 s.n. Los Angeles Lancaster Comment
  JEPS69117  Eriastrum sapphirinum H. and M. Dearing 1938-5-22 1954 Los Angeles Decker Canyon Santa Monica Mountains Comment
  UCR192816  Eriastrum sapphirinum Dan S. Cooper 2008-4-21 s.n. Los Angeles Western Transverse Range, mesa along north side of Santa Clara River, 1 km west of Sand Canyon Rd., Santa Clarita 470 Comment
  RSA0121260  Eriastrum sapphirinum subsp. dasyanthum John Olmsted 1958-6-9 150 Los Angeles Blanchard Park on Pomona College Campus E of Claremont and near boundary of Los Angeles and San Bernardino Counties. At foot of San Gabriels. San Antonio creek drainage area. 366 Comment
  RSA0122096  Eriastrum sapphirinum subsp. dasyanthum N. C. Cooper 1949-6-18 4191 Los Angeles San Gabriel Wash 366 Comment
  SD41986  Eriastrum sapphirinum subsp. dasyanthum Darley F. Howe 1947-5-3 Los Angeles Highway near west end of Mint Canyon. Comment
  SEINET7042359  Eriastrum sparsiflorum A. G. Vestal 1938-7-3 s.n. Los Angeles Road to Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle UTM Zone 11, 402823mE, 3793012mN. Comment
  SD257255  Erica melanthera Jack Pepper 1953-2-10 Los Angeles Canoga Park, Pierce College Comment
  CAS-BOT-BC131689  Ericameria cooperi var. cooperi Frank W. Peirson 1921-5-19 1245 Los Angeles Little Rock Cr., San Gabriel Mts. Comment
  UC1432747  Ericameria cooperi var. cooperi J. L. Strother 1968-4-18 612 Los Angeles ca 20 mi w Route 14 (Route 138) 792 Comment
  UCR139122  Ericameria cooperi var. cooperi L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Spring c. 2/3 mi. east of Juniper Bowl, Juniper Hills 1159 Comment
  RSA584129  Ericameria linearifolia Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-8 2964 a Los Angeles Upper Big Tujunga Canyon (ca. 0.9-1.4 air miles ENE of Barley Flats). 1280 Comment
  RSA799686  Ericameria linearifolia Pam De Vries 2013-4-3 7833 Los Angeles Tehachapi Mountains/Western Transverse Range (Gorman Hills). About 0.75 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Road. 1035 Comment
  RSA0116831  Ericameria nauseosa subsp. consimilis R. G. Swinney 2010-9-21 13863 Los Angeles San Gabriel Mountains; summit of Mt. Hawkins, at north end of Copter Ridge. 2683 Comment
  SJSU13620  Ericameria nauseosa var. bernardina C. W. Sharsmith 1945-9-7 5459 Los Angeles summit of Mt Waterman, San Gabriel Mts 2225 Comment
  CHSC34584  Ericameria palmeri var. pachylepis James Henrickson 1972-11-2 8093 Los Angeles 4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd. Above field. 371 Comment
  RSA638191  Ericameria palmeri var. pachylepis S. White 1998-10-15 7186 Los Angeles Yorba Linda: 1/2 mile S Telegraph Canyon between Ohio St. and Fairmont. 152 Comment
  SBBG62848  Ericameria palmeri var. pachylepis S. W. Hutchinson, M. N. Ackley 1925-1 1186 Los Angeles Mint Cyn 457 Comment
  SBBG62892  Ericameria palmeri var. pachylepis R. Hoffmann 1931-10-23 Los Angeles S end of Ridge Route (US Hwy 99) Comment
  SBBG18916  Ericameria parishii H. and M. Dearing 1944-10-5 5896 Los Angeles Charlton Flats, Angeles Crest Hwy Comment
  CAS-BOT-BC293157  Ericameria pinifolia Cecil Hart 1926-3-9 s.n. Los Angeles Between Whitewater & Indio Comment
  CAS-BOT-BC293351  Ericameria teretifolia C. B. Wolf 1931-11-2 2505 -A Los Angeles Mint Canyon, 1 mile above point where road from Acton joins the Highway 975 Comment
  SBBG108944  Erigeron bonariensis S. A. Junak 1996-9-29 SCl 681 Los Angeles Middle Ranch Cyn, ca. 0.3 mi downstream from upper rd crossing 396 Comment
  UCR259234  Erigeron canadensis R. G. Swinney 2010-9-9 13735 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
  CAS-BOT-BC296209  Erigeron foliosus var. foliosus John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  SJSU3878  Erigeron foliosus var. foliosus C. W. Sharsmith 1964-1-1 7177 Los Angeles near head of Bear Canyon (Arroyo Seco drainage), San Gabriel Mountains 1371 Comment
  UC1124339  Eriodictyon crassifolium G. T. Nordstrom 1935-1-8 305 Los Angeles 4 mi e Bear Mtn.; Tejon Quad., e of Bear Mtn. Comment
  SD253467  Eriodictyon parryi R. G. Swinney 2011-6-14 15153 Los Angeles San Gabriel Mountains: upper Charlton Flat Campground, 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road (Chilao Flat 7.5'Q) 1646 Comment
  CAS-BOT-BC188090  Eriodictyon traskiae E. R. Blakley 1962-10-5 5430 Los Angeles Ne side of Black Jack Moutain, at junction of Island Road and White's Landing Road, Santa Catalina Island 381 Comment
  SBBG41311  Eriodictyon traskiae M. R. Benedict 1970-6-29 Los Angeles head of Sweetwater Cyn Comment
  SEINET10497049  Eriodictyon traskiae Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4804 Los Angeles Santa Catalina Island; Catalina Conservancy Land, lower Cape Canyon Reservoir. Along Cape Canyon Trail (Road), .4 miles from junction to Airport Road. 8 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 500 Comment
  CAS-BOT-BC222679  Eriodictyon trichocalyx Alice Eastwood 1919-6-20 9028 Los Angeles Mt. Wilson Comment
  RSA0022363  Eriodictyon trichocalyx Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5117 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  UCR124551  Eriodictyon trichocalyx B. C. Templeton 1932-7-21 5053 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  SEINET3246222  Eriogonum angulosum Mark A. Elvin 2003-1 2949 Los Angeles Western Transverse Range: hills west of San Martinez Grande Canyon and north of CA Hwy 126, Newhall Ranch. 366 Comment
  UCR259352  Eriogonum baileyi R. G. Swinney 2010-9-7 13709 13680 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA393144  Eriogonum cinereum Wm. Martin 1971-8-25 s.n. Los Angeles Trancas Canyon area, Santa Monica Mountains. Comment
  CAS-BOT-BC241934  Eriogonum cithariforme Le Roy Abrams; E. A. McGregor 1908-6-19 392 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  POM2279  Eriogonum davidsonii I. M. Johnston 1918-9-1 2134 Los Angeles San Antonio Mountains: Browns Flat 1311 Comment
  RSA0116167  Eriogonum davidsonii R. G. Swinney 2011-6-15 15210 Los Angeles San Gabriel Mountains; Chilao Flat, north of south entrance road to Chilao Flat Campground, 0.1 mile west of Angeles Crest Hwy. 1631 Comment
  RSA66340  Eriogonum davidsonii F. W. Peirson 1919-7-29 18 Los Angeles Summit of Mt. Wilson, San Gabriel Mountains 1738 Comment
  UCR242042  Eriogonum elongatum Dan S. Cooper 2012-7-24 712- 33 Los Angeles Western Transverse Range; Santa Monica Mountains, Encinal Canyon Rd. near Malibu Country Club 537 Comment
  CAS-BOT-BC249775  Eriogonum elongatum var. elongatum Alice Eastwood 1915-8-25 4894 Los Angeles Duarte Comment
  UCR162640  Eriogonum fasciculatum subsp. polifolium Anuja Parikh, Nathan Gale 2004-6-17 2050 Los Angeles Santa Clara River Valley, Newhall Ranch (study area 44) in vicinity of confluence of Castaic Creek and Santa Clara River 290 Comment
  SEINET11263910  Eriogonum fasciculatum var. fasciculatum Timothy S. Ross, Steve Boyd 1994-7-7 8165 Los Angeles Upper Cienaga Canyon. South base of Liebre Mountain, just on the N side of the 'Kelly Ranch' inholding (USFS map, 1958; 'Knapp Ranch', Angeles Nat'l Forest map, 1982). Liebre Mountain 7.5' USGS Quadrangle.; 0 1000 Comment
  RSA578122  Eriogonum fasciculatum var. foliolosum Tim S. Ross, S. D. Boyd 1994-9-20 8228 Los Angeles 2 miles NW of Acton: sandy wash, S side of intersection Escondido Canyon Road and Red Rover Mine Road. 884 Comment
  RSA598266  Eriogonum fasciculatum var. foliolosum R. G. Swinney 1989-11-24 1474 Los Angeles San Gabriel Mountains: in and near Glendora Wilderness Park, Big Dalton Canyon, 1.2 mi. NE of Glendora Mountain Road on Big Dalton Canyon Road. 442 Comment
  RSA623965  Eriogonum fasciculatum var. foliolosum K. Scott 1921-5-5 s.n. Los Angeles College Hill, [Occidental College ?] Comment
  SBBG53963  Eriogonum fasciculatum var. foliolosum K. R. Montgomery, T. W. Strid 1973-6-18 73 -159 Los Angeles Dillon Divide; site of LASCA Cistus field plot Comment
  SD48931  Eriogonum giganteum var. formosum Reid Moran 1958-9-16 6843 Los Angeles cliffs, canyon 2 miles SE of Eel Point, San Clemente Island 99 Comment
  CAS-BOT-BC250297  Eriogonum giganteum var. giganteum Geo. B. Grant 1906-9-1 s.n. Los Angeles Santa Catalina Island, off southern California Comment
  CAS-BOT-BC253461  Eriogonum gracile J. Ewan 1931-10-11 5247 Los Angeles Sepulveda Canyon Road north of Mulholland, Santa Monica Mts. Comment
  RSA393241  Eriogonum gracile Anstruther Davidson 1916-7-1 s.n. Los Angeles Crescenta. Comment
  CAS-BOT-BC261095  Eriogonum gracillimum James L. Reveal 1978-6-25 4775 Los Angeles Along Avenue F, 0.5 mile east of California Highway 138, north of Lancaster 716 Comment
  SDSU19662  Eriogonum grande var. grande Michael G. Simpson, Adrienne Russell, Jonathan Dunn, David Pivorunas, Mike Walgren 2000-7-19 2190 Los Angeles San Clemente Island, near end of road that runs south from Eel Point. 27 Comment
  RSA766089  Eriogonum inflatum C. Epling 1931-10-24 s.n. Los Angeles Between Sandbergs and Pine Canyon. Comment
  UCR281979  Eriogonum maculatum R. G. Swinney 2014-4-24 16210 Los Angeles San Gabriel Mountains, NE of Valyermo, wash and plateau at north end of Bob's Gap, 3.1-3.6 miles south of Hwy. 138, c. 0.2 miles east of Bob's Gap Rd., east of Bob's Gap Wash 1293 Comment
  SBBG61817  Eriogonum maculatum R. Hoffmann 1929-5-20 Los Angeles W Mojave Desert Comment
  UCR190909  Eriogonum microthecum R. G. Swinney 1998-7-2 6252 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  SBBG121838  Eriogonum molestum A. Parikh, N. Gale 2005-6-18 790 Los Angeles Portal Ridge, 0.7 km NW of intersection of N2/Johnson Rd, 1.3 km SE of intersection of N2/Munz Ranch Rd 1025 Comment
  RSA747269  Eriogonum nudum R. G. Swinney 2005-8-26 8530 Los Angeles San Gabriel Mountains: Devil's Punchbowl County Park, peak 6374 c. 1/2 mi. SW of Devil's Chair. 1933 Comment
  POM11339  Eriogonum nudum var. pauciflorum I. M. Johnston 1911-8-27 1699 Los Angeles San Antonio Mountains: San Antonio Canyon 2210 Comment
  RSA766390  Eriogonum plumatella Joseph A. Ewan 1927-10-16 1515 Los Angeles Five miles west of Palmdale 854 Comment
  HSC79869  Eriogonum roseum James Henrickson 1972-11-2 8087 Los Angeles 4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd 372 Comment
  UCR225768  Eriogonum roseum Dave Silverman, Cindy Hopkins 2007-4-26 6758 Los Angeles Tejon Ranch, 620 m west of California Aqueduct, 1.3 km south of Kern County line, and 3.6 km north northeast of Quail Lake 977 Comment
  UC586860  Eriogonum saxatile Joseph Andorfer Ewan 1934-8-11 8342 Los Angeles 1/2 mi above Buckhorn 2042 Comment
  RSA766276  Eriogonum stellatum Joseph A. Ewan 1936-7-22 9830 Los Angeles Blue Ridge trail. San Gabriel Mts. 2317 Comment
  RSA229127  Eriogonum umbellatum var. minus Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38865 Los Angeles Angeles National Forest: Dawson Saddle 2424 Comment
  UCR20215  Eriogonum umbellatum var. minus T. P. Krantz 1979-9-14 s.n. Los Angeles San Gabriel Mountains, Mt. Islip 2500 Comment
  CAS-BOT-BC268205  Eriogonum umbellatum var. munzii Frank W. Peirson 1923-8-30 4684 Los Angeles San Gabriel Mts. North of Big Pines 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
  UC1584883  Eriogonum umbellatum var. munzii Tim Ross, Steve Boyd 1991-7-24 5603 Los Angeles ridge nne Granite Mountain; Granite Mountain vicinity, Pacifico Mountain USGS 7.5' quad. 1926 Comment
  UCR223182  Eriogonum umbellatum var. munzii R. G. Swinney 2009-7-22 11314 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  UCSB22848  Eriogonum umbellatum var. munzii Ewan, Joseph 1934-8-3 Los Angeles Swartout Valley; below Big Pines Camp; San Gabriel Mountains 1981 Comment
  UCR208186  Eriogonum wrightii subsp. subscaposum C. B. Wolf 1932-10-21 4364 Los Angeles San Gabriel Mountains, eight miles below Big Pines Park on road to Big Rock Creek 1372 Comment
  UCR209997  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-7-15 9218 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  CAS-BOT-BC265006  Eriogonum wrightii var. subscaposum Victor Duran 1933-7-28 3540 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  RSA601043  Eriogonum wrightii var. trachygonum Steve Boyd, Lauren Raz 1997-6-18 9985 Los Angeles Liebre Mountains region: North base of Portal Ridge along the Broad Canyon Motorway, east of the mouth of Broad Canyon, edge of the Antelope Valley. 939 Comment
  HSC5617  Eriophyllum confertiflorum C. S. Apperson 1967-6-21 Los Angeles 1/2 mi. down Gillette Mine Trail from Atmore Meadows Campground; Angeles National Forest Comment
  POM357917  Eriophyllum confertiflorum L. S. Rose 1934-12-31 34535 Los Angeles Griffith Park. Comment
  RSA719126  Eriophyllum confertiflorum Naomi Fraga 2001-5-18 44 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  UCR194012B  Eriophyllum confertiflorum R. G. Swinney 1999-6-5 7250 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  RSA92660  Eriophyllum confertiflorum F. W. Peirson 1919-2-12 239 Los Angeles Foot of hills, west of Arroyo Seco near Pasadena 426 Comment
  UC1595218  Eriophyllum confertiflorum var. confertiflorum Tim Ross and Peter Fritsch 1990-6-20 3657 Los Angeles ridgetop between W Fk San Gabriel River and Roberts Canyon (Rincon-Red Rd (2N24)); San Gabriel Mountains 1255 Comment
  RSA589259  Eriophyllum pringlei Timothy S. Ross 1991-4-27 4666 Los Angeles Mojave Desert: Black Butte Basin Road; 2.75 miles and ca. 145deg. SW of Three Sisters [buttes]. 1003 Comment
  UC63032  Eriophyllum pringlei H. M. Hall 1902-5-1 3086 Los Angeles San Francisquito or Elizabeth Lake Comment
  UCR270151  Eriophyllum wallacei R. G. Swinney 2011-4-20 14436 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  CATA1622  Erodium cicutarium Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-5-2 2895 Los Angeles Santa Catalina Island: Near Divide Road, east end, 1.8 miles from Wrigley Memorial 341 Comment
  CHSC98048  Erodium cicutarium LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 691 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
  SEINET3094149 Image available Erodium cicutarium J. Harry Lehr 1973-4-21 907 Los Angeles East Santa Anna Street west of State College Boulevard, Anaheim. 30 Comment
  LA25979  Erodium moschatum Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  UC1126621  Erysimum capitatum A. D. Gifford 1935-3-29 523 Los Angeles 2 3/4 mi nne Liebre Peak (Plot 146); Tejon Quadrangle Comment
  UCD114980  Erysimum capitatum Steve Mason 1993-5-1 26 Los Angeles on Sulfur Springs Road, 200 feet off Angeles Crest Highway on right roadcut. 1798 Comment
  UCSB2337  Erysimum capitatum var. capitatum Haller, John 1957-4-13 Los Angeles In upper Mint Canyon, ca. 5 rd. mi. E. of rd. to Acton and 10 rd. mi. W. of Angeles Forest Hwy. 914 Comment
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Aug 25 2014
  CAS-BOT-BC55202  Erysimum suffrutescens Geo. B. Grant 1902-6-20 s.n. Los Angeles Redondo. Comment
  UC187400  Eschscholzia Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  POM9281  Eschscholzia caespitosa P. A. Munz, R. D. Harwood 1920-4-21 3693 Los Angeles San Dimas Canyon, [San Gabriel Mountains] 457 Comment
  CAS-BOT-BC403160  Eschscholzia californica Carl B. Wolf 1932-5-11 3562 Los Angeles Santa Catalina Island, Fourth O' July Cove. Canyon above the road 30 Comment
  SBBG32033  Eschscholzia californica R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -267 Los Angeles Black Jack Mtn Comment
  RSA0121218  Eschscholzia californica Freda Detmers 1931-4-28 s.n. Los Angeles Palos Verdes Hills. Comment
  SEINET12089664  Eschscholzia californica Unknown 1980-1 6 Los Angeles Residential backyard--837 Warren Ave., Venice 30 Comment
  UCR107860  Eucalyptus rudis Scott D. White 1997-5-7 5059 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  RSA673618  Eucalyptus rudis LeRoy Gross 2003-1-25 685 Los Angeles Johnston's Motorway from Indian Springs Estates (private Homes) but with trail easement at gated end of Iverson Road off Santa Susana Pass Road. climbs to main crest 549 Comment
  RSA748149  Eucalyptus sideroxylon Justin M. Wood 2009-4-2 460 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  SEINET3012142 Image available Eucalyptus viminalis Jeannette L. Huber, Nancy Ryan Zabriskie 1969-11-13 1040 Los Angeles Pasadena, California. Comment
  RSA420815  Eucrypta chrysanthemifolia C. Epling 1931-3-18 s.n. Los Angeles Los Alisos Canyon. Comment
  RSA570041  Eucrypta chrysanthemifolia var. chrysanthemifolia Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4898 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  RSA0082911  Euphorbia crenulata Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-5-30 3131 Los Angeles Abalone Cove Reserve, Palos Verdes Nature Preserve. Immediately above beach at foot of cliff. 2 Comment
  CAS-BOT-BC532582  Euphorbia nutans A. C. Sanders; T. B. Salvato; Mitch Provance 2009-5-27 36944 Los Angeles San Gabriel Valley: Baldwin Park, San Gabriel River channel south of Ramona Blvd. and north of I-10 Fwy, under SCE powerlines 91 Comment
  CDA33377  Euphorbia peplus J. M. Wood 2009-3-6 334 Los Angeles City of Claremont; NW corner of Monte Vista Ave and Foothill Blvd. County line goes through property but most plants were collected in LA County. Comment
  RSA627568  Euphorbia peplus Sandy Leatherman 1998-7-1 29 Los Angeles San Gabriel Canyon. North of State Route 39 and east of Roberts Canyon. 305 Comment
  RSA753989  Euphorbia peplus Anonymous 670528 Los Angeles Pasadena: Eaton Canyon Park 293 Comment
  RSA589059  Euphorbia spathulata Orlando Mistretta 1994-6-6 1321 Los Angeles Little Rock Creek. Slopes on east side of canyon S. of jct. of Forest Service roads 4N15 and 5N04.3. 1311 Comment
  PASA2702  Eurotia lanata Stason May 1931 Los Angeles Mohave desert near Palmdale Comment
  UCR277189  Eurotia lanata R. G. Swinney 2011-4-19 14405 Los Angeles San Gabriel Mountains, San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  RSA638935  Euthamia occidentalis L. C. Wheeler 1966-10-1 8951 Los Angeles San Gabriel Mountains: Colby Ranch, Coldwater Canyon. 1097 Comment
  UCR239952  Euthamia occidentalis R. G. Swinney 2009-11-16 11643 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
  SEINET10924480  Fagopyrum esculentum Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2606 Los Angeles City of San Gabriel. Mitsuwa-Yaohan Market, 515 W. Las Tunas. Comment
  SBBG131543  Festuca arundinacea S. A. Junak 1999-7-16 SCa 1043 Los Angeles near pier at Two Harbors 4 Comment
  SBBG56726  Festuca microstachys var. pauciflora R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  UCR125346  Festuca myuros Jerry Budnick 2002-5-19 s.n. Los Angeles Brentwood, Brentwood School off the 405 Fwy near Sunset Blvd. Comment
  UCR272357  Festuca myuros R. G. Swinney 2011-6-20 15227 Los Angeles San Gabriel Mountains, Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1573 Comment
  LA206559  Festuca myuros Marjorie Bowler; 1937-10-21 Los Angeles Santa Monica Mountains, Gayley Avenue above Westwood Village, West Los Angeles Comment
  CAS-BOT-BC77681  Ficus carica Scott D. White 1997-5-7 5049 Los Angeles Below San Gabriel Mts. SW of I-210 Freeway, E of Hansen Dam, and N of Wentworth St. 335 Comment
  RSA609125  Ficus carica Louis C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mountains: Water Canyon. 579 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
  RSA0091171  Ficus lyrata Bonnie C. Templeton 1934-2-19 280 Los Angeles Lincoln Park Conservatory. Comment
  POM155616  Filago californica M. L. Bryan 1928-4-20 30 Los Angeles Mandeville Canyon, near Santa Monica. 152 Comment
  RSA674665  Filago californica Scott D. White, Kent Hughes 2000-5-17 7887 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  POM19143  Filago californica P. A. Munz 1923-4-9 6668 Los Angeles San Clemente Island, swale upper end of canyon S of Casa Blanca 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
  RSA618676  Filago gallica L. C. Wheeler 1967-5-18 9612 Los Angeles Angeles National Forest; Placerita Canyon. 518 Comment
  RSA635043  Filago gallica Valerie L. Soza, Kent Hughes 1999-6-17 560 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above San Olene Canyon. 746 Comment
  RSA656194  Filago gallica Joseph M. Keefe 1978-5-23 23275 A Los Angeles San Rafael Mountains; Disturbed chaparral near path; 100 meters east of cafeteria, Glendale College, 1500 North Verdugo Road, Glendale. 287 Comment
  JEPS17495  Foeniculum vulgare Elizabeth Day Palmer 1908-7-28 Los Angeles Los Angeles Comment
  CATA292  Foeniculum vulgare Mark L. Hoefs 1973-6-4 310 Los Angeles Santa Catalina Island: Field above golf course #4 green, Avalon Canyon 53 Comment
  LA51816  Foeniculum vulgare Harvey Anderson; August 1931 sn Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek Comment
  RSA0048477  Foeniculum vulgare A. Lee Haines 1970-6-24 s.n. Los Angeles Point Dume. Comment
  RSA151253  Foeniculum vulgare P. H. Raven 1962-7-10 17965 Los Angeles Wilson Cove, San Clemente Island 91 Comment
  RSA453797  Foeniculum vulgare F. R. Fosberg 1930-6-23 S- 2971 Los Angeles Del Rey. 1 Comment
  UCR105995  Forestiera pubescens L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Pallett Creek 1280 Comment
  UC1215123  Frankenia salina Peter H. Raven 1962-7-11 18014 Los Angeles Wilson Cove San Clemente Island 60 Comment
  POM21163  Frasera neglecta Fordyce Grinnell Jr. 1917-8-24 s.n. Los Angeles Chileo [Chilao] Flats. Comment
  UCD121451  Frasera speciosa Mrs. Griffin 1934-6-1 s.n. Los Angeles Silver Lake. Comment
  CAS-BOT-BC223415  Fraxinus dipetala Timothy S. Ross 1992-4-21 6218 Los Angeles San Gabriel Mountains. Glendora Ridge Road: on the divide between San Dimas Canyon & Cattle Canyon, draining northwestward toward Peacock Canyon 1158 Comment
  RSA776728  Fraxinus uhdei Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11684 Los Angeles Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  SEINET13943186 Image available Fraxinus velutina Leila M. Shultz 1981-1 4938 Los Angeles cultivated Rancho Santa Ana Botanic Garden; ca. 1000 ft alt. 305 Comment
  SD121804  Fraxinus velutina var. coriacea John Tietjen 1977-5-9 Los Angeles Fern Canyon, Malibu Creek State Park, Santa Monica Mountains. 334 Comment
  POM209911  Fremontodendron californicum subsp. californicum Victor Duran 1933-7-11 3510 a Los Angeles Sulphur Springs 1601 Comment
  RSA426880  Fremontodendron californicum subsp. californicum Albert J. Perkins 1915-7-26 s.n. Los Angeles Ice House Canon. Mt. San Antonio. Comment
  POM11992  Fremontodendron mexicanum Fitch 1922-05 s.n. Los Angeles Pomona. Comment
  CAS-BOT-BC130250  Fritillaria biflora Munz; Street; Williams 1919-3-8 2302 Los Angeles Pomona Comment
  RSA166483  Fritillaria biflora W. G. Webb 1935-2-23 s.n. Los Angeles Chevy Chase, San Rafael Hills, north of Glendale Comment
  SEINET5728782 Image available Froelichia floridana Ed Palmer 1887-1 s.n. Los Angeles Los Angeles Bay; Los Angeles Bay Comment
  POM129917  Funastrum cynanchoides var. hartwegii Mattie Reed 1892-4-19 11070 Los Angeles Pomona. Comment
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Oct 3 2010
  SFV21460  Funastrum cynanchoides var. hartwegii L. Gross, V. Soza, S. Tessel 2001-6-4 394 Los Angeles Verdugo Mountains Northwest side of mountains. Just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek in Sun Valley. Cleared area for fire safety near homes. Dry, south-facing hillside. 274 Comment
  CAS-BOT-BC304332  Galinsoga parviflora Geo. B. Grant 1902-10-26 s.n. Los Angeles Los Angeles Comment
  SFV4978  Galinsoga parviflora M. H. Grayum 1971-9-25 s. n. Los Angeles Westwood. University of California, Los Angeles campus. Botanical garden near corner of LeConte and Tiverton.. 110 Comment
  RSA188391  Galium angustifolium subsp. angustifolium Robert F. Thorne, Percy C. Everett 1965-6-22 34918 Los Angeles Catalina Island. South of Avalon golf course. 91 Comment
  RSA228852  Galium angustifolium subsp. angustifolium Robert F. Thorne 1971-6-26 40634 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Tujunga Canyon 427 Comment
  POM263143  Galium angustifolium subsp. gabrielense J. C. Roos 1937-7-18 400 Los Angeles Upper San Antonio Canyon. Comment
  RSA0091534  Galium angustifolium subsp. gracillimum R. G. Swinney 2011-6-14 15131 Los Angeles Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA592371  Galium aparine Mark Hoefs 1974-3-28 425 Los Angeles Santa Catalina Island; upper Bulrush Canyon. 220 Comment
  RSA592813  Galium aparine Steve D. Boyd, Orlando Mistretta 1996-5-1 8754 Los Angeles Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08. 1524 Comment
  POM4427  Galium aparine L. T. Street 1918-5-19 s.n. Los Angeles Mt. Wilson at Camp Ualtee. Comment
  LA208421  Galium californicum subsp. flaccidum Louis C. Wheeler; 1932-7-2 899 Los Angeles San Gabriel Mountains, Browns Flat--Feen Canyon water trail, San Gabriel Mts 1219 Comment
  UC729797  Galium catalinense Carl B. Wolf 1932-5-11 3553 Los Angeles w side Isthmus Harbor; Santa Catalina Island 15 Comment
  UCR13483  Galium catalinense O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  RSA526524  Galium catalinense subsp. acrispum Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4263 Los Angeles San Clemente Island: lower half of China Cyn, S end of island, W side. Comment
  SD247499  Galium jepsonii R. G. Swinney 2010-10-8 14009 Los Angeles San Gabriel Mountains: Sadie Hawkins Peak, first ridgetop north of heliport at South Mount Hawkins on Hawkins Ridge (Crystal Lake 7.5'Q) 2421 Comment
  CAS-BOT-BC223133  Galium johnstonii Alice Eastwood 1919-6-20 9019 Los Angeles Mt. Wilson Comment
  RSA772369  Galium johnstonii R. G. Swinney 2009-5-20 10831 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  UCR204027  Galium johnstonii R. G. Swinney 2001-9-15 8151 Los Angeles San Gabriel Mountains, Mt Islip 2515 Comment
  LA200802  Galium nuttallii subsp. nuttallii Martha Hilend; K. Kinsel 1929-3-9 sn Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, W of Hollywood Lake. Comment
  SBBG7311  Galium parishii H. and M. Dearing 1932-7-18 1872 Los Angeles San Antonio Peak 3048 Comment
  UC1922582  Galium porrigens var. porrigens Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1153 Los Angeles Transverse Ranges; Verdugo Mountains region; Ridgetop above McDonald Creek. 412 Comment
  RSA526622  Galvezia speciosa Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4212 Los Angeles San Clemente Island: lower half of China Cyn, S end of island, W side. Comment
  CAS-BOT-BC235476  Gambelia speciosa Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4430 Los Angeles San Clemente Island. E side of island, Bryce Cyn near Malo Point Comment
  RSA639171  Gamochaeta pensylvanica L. C. Wheeler 1967-7-6 9922 Los Angeles San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  UCR259155  Gamochaeta pensylvanica R. G. Swinney 2010-8-30 13612 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  SBBG131521  Gamochaeta ustulata S. A. Junak 1999-4-24 SCa 865 Los Angeles N of Empire Landing Rd 438 Comment
  POM17437  Garrya veatchii Ione Poe 1923-4-8 s.n. Los Angeles Evey's Canyon N of Claremont. Comment
  POM184689  Garrya veatchii Joseph A. Ewan 1932-6-18 7354 Los Angeles Clear Creek Fork of Jujunga Canyon. 762 Comment
  RSA802047  Gastridium phleoides Orlando Mistretta, Kristie Haydu 2011-7-20 5960 Los Angeles Arroyo Seco Canyon area. Angeles Crest Hwy near junction with Grizzly Flat Road. 902 Comment
  CDA5229  Gaura sinuata E. Johnson Aug 1939 Los Angeles Walnut. 0 Comment
  RSA72220  Gaura sinuata F. W. Peirson 1920-6-13 2160 Los Angeles Altadena, at northwest corner of N.Y. Ave. and Maiden Lane. Comment
  SBBG61275  Gayophytum diffusum subsp. parviflorum R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk 1280 Comment
  CATA3343  Geranium californicum Amy Catalano, Jen Dreizehn 2017-3-23 030 Los Angeles Santa Catalina Island: Near drainage bottom of Swains Canyon, directly west of ""duck head"" in Toyon Rd, north facing slope 96 Comment
  JEPS61408  Geranium carolinianum Frank W. Peirson 1919-5-18 437 Los Angeles Monrovia Canyon San Gabriel Mountains 457 Comment
  SBBG118148  Geranium carolinianum F. R. Fosberg 1931-3-20 4319 Los Angeles Hamilton Cyn 40 Comment
  SBBG67614  Geranium carolinianum M. N. Ackley -Apr-1926 371 Los Angeles Eagle Rock 182 Comment
  CATA3143  Geranium molle Sarah Ratay, Ben Carter 2011-5-6 137 Los Angeles Santa Catalina Island: Bulrush Canyon, 365 meters east of Bulrush-Salta Verde Ridge cutoff road 277 Comment
  RSA771770  Gilia R. G. Swinney 2009-4-28 10555 Los Angeles summit of Mt. Emma. 1585 Comment
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Dec 7 2018
  UCR138857  Gilia aliquanta subsp. aliquanta L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mtns., Aliso Canyon, 0.5 mi SSW of Blum Ranch 976 Comment
  CATA449  Gilia angelensis Sara L. Crockett 1997-3-18 589 Los Angeles Santa Catalina Island: Upper Cape Canyon, 1.0 mile NE on Cape Canyon Road from jct. with Middle Ranch Road; on slope adjacent to first side canyon S and W from jct. with Lower Cape Canyon Reservoir Road 304 Comment
  LA52319  Gilia angelensis Martha Hilend; M. Canby Reis 1933-5-17 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  UC909023  Gilia angelensis Margaret Stason 1927-3-13 Los Angeles Pasadena Comment
  RSA555412  Gilia angelensis Patricia Wilder 1963-1 2004 Los Angeles Distillery. Comment
  SDSU3068  Gilia angelensis R. M. Beauchamp 1967-3-20 378 Los Angeles On slope above Abalone Point, south of Avalon. San Clemente Island. Comment
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May 16 2008
  RSA709788  Gilia brecciarum subsp. brecciarum LeRoy Gross 2005-4-28 2141 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
  SD234981  Gilia capitata A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub. 2003-3-5 25710 Los Angeles NE end of Santa Susana Mountains: Newhall Ranch, Grapevine Mesa ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon (Val Verde 7.5' Q) 334 Comment
  UCR259772  Gilia capitata R. G. Swinney 2010-4-28 12391 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
  RSA470243  Gilia capitata subsp. abrotanifolia Howard Mullins 1931-3-15 s.n. Los Angeles Santa Susana. [pass?] Comment
  UC54708  Gilia capitata subsp. abrotanifolia E. Braunton April 1903 872 Los Angeles Los Angeles Comment
  RSA648043  Gilia capitata subsp. abrotanifolia Orlando Mistretta 1992-7-13 680 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  RSA775354  Gilia diegensis Orlando Mistretta, Christine Mistretta 2010-6-4 5258 Los Angeles Monte Cristo Canyon (tributary of Mill Creek Canyon), 3.0 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  RSA716644  Gilia latiflora Andrea Edwards, Pam De Vries 2005-3-29 51 Los Angeles Triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. Site includes sections of Gorman Creek, San Andreas Rift Zone, and Peace Valley. 1037 Comment
  UCD117780  Gilia latiflora subsp. davyi Daryl Koutnik 1978-3-23 130 Los Angeles north side of State Highway 18 and just west of Llano. 975 Comment
  UCD40981  Gilia latiflora subsp. davyi Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-4-14 1605 Los Angeles About 1 road mile east of entrance to Poppy Reserve. Comment
  RSA199040  Gilia latiflora subsp. davyi W. M. Gauntt 1966-3-26 103 Los Angeles Route 138: 6 miles W of Wrightwood. 1250 Comment
  RSA469403  Gilia latiflora subsp. davyi Ora M. Clark 1929-3-29 1851 Los Angeles N. E. Sandberg. Comment
  RSA598066  Gilia latiflora subsp. latiflora L. C. Wheeler 1967-5-12 9472 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  CAS-BOT-BC226407  Gilia latiflora subsp. latiflora Timothy S. Ross 1991-4-27 4686 Los Angeles Mojave Desert: Black Butte Basin Road at its intersection with Avenue 'U', NW corner; 0.85 mile and ca 152 deg. SW of Three Sisters [buttes] 960 Comment
  RSA334179  Gilia leptantha subsp. transversa R. F. Thorne 1969-7-2 38288 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  UCR189386  Gilia leptantha subsp. transversa R. G. Swinney 1998-6-12 6183 Los Angeles San Gabriel Mountains, SW of Pinon Hills, 0.3 mi. south of mouth of Mescal Canyon and reservoir 1500 Comment
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May 3 2012
  UCR258861  Gilia leptantha subsp. transversa R. G. Swinney 2010-5-19 12817 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
  CAS-BOT-BC523869  Gilia modocensis Timothy S. Ross; Steve Boyd 1994-5-25 7905 Los Angeles Liebre Mountains. West summit of Libre Mountain: here construed as the rounded knoll 100 m S of the jct of sections 3,4,9,&10, Liebre Mtn. 7.5' USGS Quad 1708 Comment
  UCR86526  Gilia nevinii T. S. Ross, Amy Kendall 1992-4-15 6191 Los Angeles San Clemente Island, Central upland portion of the island, SW of 'Ledge' (1328' knoll of Stone field station), 236 degrees SW, c. 170m distant from summit of 'Ledge' 393 Comment
  UCR193162  Gilia ochroleuca subsp. bizonata R. G. Swinney 1998-7-14 6437 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.2-0.3 mi. west of Camp Lupine trail 2247 Comment
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May 3 2012
  RSA0016247  Gilia ochroleuca subsp. bizonata R. F. Thorne, Gary D. Wallace 1973-4-24 43432 Los Angeles Ft. Tejon Road near junction with Longview Road, c. 3 mi S of Pearblossom Road 1067 Comment
  RSA0017222  Gilia ochroleuca subsp. bizonata Robert Gustafson 1978-6-1 951 Los Angeles Ca. 0.5 mile east off main dirt road running through Hungry Valley, summit of hills overlooking upper Freeman Canyon, ca. 1 mile S of Gorman. 1311 Comment
  RSA0017196  Gilia ochroleuca subsp. vivida Naomi Fraga, Sarah J. De Groot 2004-5-25 1221 Los Angeles Trail from Mount Baldy Village to the summit of Mount Baldy. 2348 Comment
  SFV21985  Gilia splendens subsp. grantii J. N. Hogue 2011-7-23 397 .2 Los Angeles San Gabriel Mountains Camp Eaton (= old Camp Cumorah Crest). 1860 Comment
  UCR146241  Gilia splendens subsp. grantii Valerie Soza, Monica Acosta 2001-6-13 1281 Los Angeles Transverse Ranges, San Gabriel Mountains region, South Fork Big Rock Creek, c. 1 mi S from South Fork Camground along the South Fork Trail 1616 Comment
  CAS-BOT-BC123844  Gilia traskiae Blanche Trask 1897-5-1 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  SEINET10464385  Githopsis diffusa subsp. diffusa Philip A. Munz 1925-4-23 Munz 9436 Los Angeles Burn in chaparral, San Gabriel Canyon 488 Comment
  POM158268  Gnaphalium californicum M. B. Dunkle 1928-5-27 1974 Los Angeles Hamilton Canyon; San Clemente Island 15 Comment
  UCR214664  Gnaphalium canescens A. C. Sanders, Dan S. Cooper 2010-4-30 38135 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  POM358845  Gnaphalium leucocephalum Anstruther Davidson 1907-1 2011 Los Angeles Hollywood. Comment
  RSA660793  Gnaphalium luteoalbum LeRoy Gross, Valerie Soza 2001-6-6 440 Los Angeles Verdugo Mountains, north side; Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. 427 Comment
  RSA775586  Gnaphalium palustre Orlando Mistretta, Christine Mistretta 2010-6-25 5355 Los Angeles Transverse Ranges; San Gabriel Mountains region: On Forest Route 2N24 near head of N fork Santa Anita Canyon, along Southern California Edison transmission line corridor. 1215 Comment
  UCR172446  Gnaphalium stramineum Anuja Parikh, Nathan Gale 2005-7-8 2131 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills between Potrero Canyon and Long Canyon, study area 25 412 Comment
  CAS-BOT-BC108965  Goodmania luteola C. G. Pringle 1882-5-24 s.n. Los Angeles Mojave Station. Lancaster Station. Comment
  UC2013260  Goodmania luteola Larry Kelly with David Keil 1988-4-16 41 Los Angeles Antelope Valley, ca. 2 mi W of Highway 14 along Highway 138. Comment
  LA200213  Grindelia camporum var. bracteosa Jonathan Sauer; C. Enderton, et. al. 1971-5-21 4924 Los Angeles Santa Monica Mountains, Temescal Canyon, above Temescal Canyon Comment
  RSA80715  Grindelia camporum var. bracteosa F. W. Peirson 1218 Los Angeles Road near Coldwater Canyon, Santa Monica Mts. Comment
  RSA161202  Guillenia lasiophylla P. H. Raven 1962-3-27 16994 Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 miles east to Portugese Bend. Comment
  RSA67366  Guillenia lasiophylla Joseph A. Ewan 1930-5-3 2354 Los Angeles Near summit of Mt Hollywood. Santa Monica Mts. 505 Comment
  SD234308  Gutierrezia californica R. G. Swinney 1998-5-15 6052 Los Angeles San Gabriel Mountains: San Gabriel (Azusa) Canyon, 1.5 mi. north of Foothill Blvd. on east side of Encanto Rd. 182 Comment
  SFV21453  Gutierrezia californica L. Gross, V. Soza, S. Tessel 2001-6-4 401 Los Angeles Verdugo Mountains Northwest side of mountains. Just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek in Sun Valley. On ridge that runs down to the mouth of McDonald Creek, on west side of creek but a short distance from the main crest. 366 Comment
  OBI81430  Gutierrezia microcephala R. G. Swinney 2009-11-13 11596 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: confluence of Little Rock Creek and Carr Canyon, N of Mt. Emma Rd. 909 Comment
  UCR274125  Hainardia cylindrica Steven A. Junak 1999-5-20 SCa- 953 Los Angeles Channel Islands, Santa Catalina Island, Cottonwood-Black Jack Road, plant stop 305 Comment
  RSA657221  Hampea breedlovei Mary C. Hunter 1994-5-31 40 Los Angeles South Pasadena (Mission and FairOaks backyard). Comment
  UCR89462  Harpagonella palmeri T. S. Ross 1993-4-21 6843 Los Angeles Channel Islands, Santa Catalina Island, SW part of the island along major E-W ridge between 'Carlos' (972 ft) and Cactus Peak (1560 ft); 500-1200 ft NNE to NE of 'Quartz' (1252 ft) 398 Comment
  POM361280  Hazardia squarrosa var. grindelioides Fordyce Grinnell Jr 1911-09 1931 Los Angeles Bailey Canyon, San Gabriel Mountains. Comment
  CAS-BOT-BC223974  Helianthemum scoparium Geo. B. Grant 1901-1-1 546 Los Angeles From Pasadena Comment
  LA105395  Helianthemum scoparium Barry A. Prigge; 8541 Los Angeles Santa Susana Mountains, between Falls Creek and Devil Canyon: ca. 1 air mi. NE of junction of Simi Valley Frwy and Topanga Canyon Blvd 502 Comment
  RSA441787  Helianthemum scoparium var. vulgare George B. Grant 1903-1 546 Los Angeles Dry sunny places, Pasadena Comment
  UC32266  Helianthus annuus W. H. Brewer 1861-1-13 132 Los Angeles San Gabriel. Comment
  UCSB6594  Helianthus annuus Crum, Charles 1958-7-19 Los Angeles Roadside in Topanga Canyon Comment
  JEPS30479  Helianthus gracilentus Henry J. Thompson 1959-5-2 1977 Los Angeles Yerba Buena Road 1.2 mi w of junction with Mulholland Highway; Santa Monica Mountains 609 Comment
  RSA524197  Helianthus gracilentus Timothy S. Ross, S. D. Boyd 1990-6-6 2890 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  SBBG60839  Helianthus gracilentus R. Hoffmann 1931-5-2 Los Angeles Bouquet Cyn, upper end of flat Comment
  SD252293  Heliotropium curassavicum Steven A. Junak 2000-10-12 Sca 1413 Los Angeles Santa Catalina Island: On N side of Thompson Reservoir. 195 Comment
  SBBG54368  Heliotropium curassavicum var. oculatum L. R. Abrams 1902-6-11 2513 Los Angeles Playa del Rey Comment
  POM369749  Heliotropium curassavicum var. oculatum Edwin Kline 1924-6-10 s.n. Los Angeles Los Angeles. Comment
  POM158315  Hemizonia clementina M. B. Dunkle 1928-4-29 1899 Los Angeles Santa Catalina Island. Little Harbor Comment
  RSA598393  Hemizonia clementina J. P. Rebman, Dunn 1993-4-29 3117 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island. 25 Comment
  UCR95544  Hemizonia fasciculata J. M. Porter, J. Travis Columbus, G. dos Santos 1996-6-5 10918 Los Angeles Transverse Range, c. 2 mi north of Solemint, just off Arline Road, 2 mi from intersection with Sierra Hwy 610 Comment
  UCR237990  Herniaria hirsuta D. E. Bramlet, Jennifer Pareti 2008-4-14 4198 Los Angeles Transverse Ranges; Liebre Mountains Region, Bouquet Canyon Creek SE of Bouquet Canyon Rd. & Vasquez Cyn. Rd. 463 Comment
  CAS-BOT-BC403831  Hesperocnide tenella Geo. B. Grant 1904-4-1 s.n. Los Angeles Pasadena Comment
  SBBG105471  Hesperocnide tenella F. R. Fosberg 1931-3-24 4347 Los Angeles Hamilton Cyn near Avalon 50 Comment
  CAS-BOT-BC135942  Hesperoyucca whipplei Geo. B. Grant Apr. 4 s.n. Los Angeles Laurel Canyon Comment
  LA26951  Hesperoyucca whipplei Ira W. Clokey; 1935-7-1 6994 Los Angeles Hillside, Pasadena Glen 400.0 Comment
  RSA547455  Heterocodon rariflorum T. S. Ross, Orlando Mistretta 1992-7-24 6746 Los Angeles E side of Strawberry Peak near divide between Colby and Wickiup Canyons; 120 deg. SE, 1065 m distant from Strawberry Peak summit. 1561 Comment
  CATA3183  Heteromeles arbutifolia Julie L. King 2016-10-26 13 Los Angeles Santa Catalina Island: End of Old West End Rd., ca. 350 meters from junction with West End Rd., drainage crossing old road 104 Comment
  UCR217424  Heteromeles arbutifolia R. G. Swinney 2009-3-10 10062 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  SEINET11261241  Heterotheca grandiflora Steve Boyd 1996-9-24 8925 Los Angeles Liebr Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountains.; 0 914 Comment
  UCR198396  Heterotheca grandiflora Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 677 Los Angeles Transverse Ranges; Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, at La Tuna Canyon Road. Southsouthwest of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 518 Comment
  RSA0048581  Heterotheca grandiflora L. E. Hoffman 1963-7-7 s.n. Los Angeles Malibu Lagoon. 0 Comment
  SBBG63120  Heterotheca sessiliflora subsp. echioides R. Hoffmann 1928-7-8 Los Angeles Fairmont Comment
  RSA0115832  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
  CAS-BOT-BC48126  Heuchera elegans Geo. B. Grant 1906-6-1 570 Los Angeles So. Calif. - Summit of Mt. Lowe 1828 Comment
  RSA596198  Hirschfeldia incana Lauren Raz, S. D. Boyd 1996-10-23 21 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  CATA2005  Hirschfeldia incana Steven A. Junak, Mark Hoefs, Keri Kirkland 1997-11-14 478 Los Angeles Santa Catalina Island: Upper edge of camp at Emerald Bay, just N of main road 18 Comment
  UC56633 Image available Hoita macrostachya Ernest Braunton Sept. 1902 668 Los Angeles L.A. River Comment
  RSA449775  Holodiscus discolor Sam Tyson 1943-7-7 s.n. Los Angeles Big Dalton Canyon 579 Comment
  SD252249  Hordeum intercedens Steven A. Junak 1999-4-23 Sca 850 Los Angeles Santa Catalina Island. Lower part of Ridge Road to W end, 1.0 mile from Two Harbors. 42 Comment
  CDA2187  Hordeum marinum subsp. gussoneanum L. C. Wheeler 1945-4-17 6018 Los Angeles Los Angeles Basin, near intersection of Slauson and Garfield Ave., [city of Commerce] 3 miles south of Montebello Comment
  SBBG31222  Hordeum murinum R. F. Thorne 1966-4-4 35777 Los Angeles Blue Cavern Pt 30 Comment
  UCR214619  Hordeum murinum A. C. Sanders, Dan S. Cooper 2010-3-12 37362 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR259570  Hordeum murinum R. G. Swinney 2010-5-7 12605 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of 'BP and L Rd' and Jimenez St./Dominica Ave. 378 Comment
  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
  RSA123446  Hordeum murinum subsp. glaucum H. A. Jensen 1933-5-15 297 Los Angeles Pallett Creek. 1128 Comment
  RSA611631  Hordeum murinum subsp. glaucum Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10113 Los Angeles Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon., Near 34? 27' 04.5''N 118? 27' 10.4'' W 609 Comment
  UCD85927  Hordeum murinum subsp. glaucum A. A. Beetle 1942-4-18 3249 Los Angeles Foothill Blvd., 13 miles south of Pasadena. Comment
  IRVC26986  Hordeum vulgare A. C. Sanders, Andy Thompson 2003-4-17 26077 Los Angeles Newhall Ranch, NW of Magic Mountain amusement park, between M.M. and The Old Road, north of M.M. Parkway NE end of Santa Susana Mtns. 351 Comment
  SEINET11678430  Hordeum vulgare J. F. Bright, Wyman, C. 1933-1 8295 Los Angeles Tehachapi Mountains Comment
  UCR42561  Horkelia cuneata L. F. LaPre, T. Mulroy 1986-4-7 s.n. Los Angeles San Gabriel Valley, City of Irwindale, near junction of Foothill Blvd & Irwindale Ave., between gravel pit and the San Gabriel River channel 168 Comment
  SBBG125464  Horkelia rydbergii A. Parikh, N. Gale 2010-6-18 3332 Los Angeles upper Big Tujunga Cyn, 1.2 km N of St Hwy 2, 0.4 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1220 Comment
  SBBG131896  Hornungia procumbens S. A. Junak, D. Wilken 1996-3-27 SCI 256 Los Angeles just N of Eel Cove Cyn, with high midden 27 Comment
  CAS-BOT-BC312621  Hulsea vestita subsp. vestita Robert F. Thorne 1969-7-2 38257 Los Angeles San Gabriel Mts., Angeles National Forest: at Upper Chilao Campground 1615 Comment
  CATA1582  Hypochaeris glabra Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2852 Los Angeles Santa Catalina Island: Upper end of road to Toyon Beach 381 Comment
  CATA1602  Hypochaeris glabra Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Janet Takara 1998-5-1 2871 Los Angeles Santa Catalina Island: West side of Swain's Canyon, ridge to Whitley's Peak 432 Comment
  RSA258368  Hypochaeris glabra C. W. Tilforth 1972-4-14 487 Los Angeles Common in drier, sandy areas of garden. Comment
  POM359496  Isocoma menziesii var. vernonioides George R. Johnstone 1932-9-30 15843 Los Angeles Palos Verdes Hills. Comment
  POM359501  Isocoma menziesii var. vernonioides M. B. Dunkle 1933-9-30 3824 Los Angeles San Gabriel River, Long Beach. 9 Comment
  CAS-BOT-BC340172  Jaumea carnosa Carl B. Wolf 1932-9-16 4115 Los Angeles Bryant Ranch. W. side of San Gabriel Flood Control, about 1400 ft. south of 7th St., east of Long Beach 3 Comment
  POM361341  Jaumea carnosa George R. Johnstone 1929-7-12 s.n. Los Angeles Playa del Rey. Comment
  POM127496  Juglans californica L. R. Abrams 1910-7-7 4888 Los Angeles N slope of Santa Monica Mts. Near Cahuenga Pass Comment
  RSA0011184  Juglans californica Ora M. Clark 1929-2-3 1511 a Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  UCR132319  Juglans californica John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 366 Comment
  UCR62284  Juglans californica S. J. Myers 1990-4-3 s.n. Los Angeles Powder Canyon, in the City of La Habra Heights 245 Comment
  LA200581  Juglans californica var. californica Carl Epling; 1930-3-8 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  UCR191162  Juncus R. G. Swinney 1999-6-28 7459 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, south of Mescal Highlands Rd. 1506 Comment
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Dec 7 2018
  CAS-BOT-BC110033  Juncus acutus Le Roy Abrams 1901-5-28 1682 Los Angeles Ballona Harbor. Comment
  RSA199192  Juncus acutus subsp. leopoldii Robert F. Thorne, D. Propst 1968-5-27 37639 Los Angeles Santa Catalina Island. Ben Weston Beach at mouth of Middle Ranch Canyon. Comment
  UC1595427  Juncus bufonius Tim Ross 1992-7-10 6654 Los Angeles between Coldwater Canyon and Wickiup Canyon (Big Tujunga Creek, San Gabriel Mountains); San Gabriel Mountains, Big Tujunga Creek 967 Comment
  CATA841  Juncus bufonius var. bufonius Mark L. Hoefs 1991-6-26 1441 Los Angeles Santa Catalina Island: Upper Cape Canyon at Cape Canyon Reservoir 390 Comment
  RSA512064  Juncus bufonius var. occidentalis L. C. Wheeler 1966-9-6 8863 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Rock Reservoir Comment
  LA19813  Juncus macrophyllus A. M. Johnson; 1932-5-30 4073 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  POM184645  Juncus rugulosus L. C. Wheeler 1932-9-5 1351 Los Angeles San Antonio Canyon, San Gabriel Mountains. 884 Comment
  RSA0087230  Juncus rugulosus R. G. Swinney 2010-9-13 13832 Los Angeles C. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek. 1244 Comment
  RSA517162  Juncus rugulosus Timothy S. Ross, Orlando Mistretta 1990-10-9 3260 Los Angeles San Gabriel Mountains: Mill Creek Drainage, Tujunga Ranger District, Angeles National Forest 1416 Comment
  UCR269253  Juncus rugulosus LeRoy Gross, Evan Meyer, Bart O'Brien 2013-10-17 6210 Los Angeles Coastal Plains and Basins; Los Angeles Basin Region, 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
  LA82497  Juncus xiphioides O. H. Kappler; 1942-11-1 354 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SBBG57366  Juncus xiphioides R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  NY42160  Juniperus californica J. B. Walker 1994-8-10 887 Los Angeles At Lebec exit off I-5, N of town of Gormon 250 Comment
  RSA571792  Juniperus californica L. C. Wheeler 1932-4-10 612 Los Angeles Gleason Canyon 914 Comment
  SEINET3860053 Image available Juniperus californica R. G. Swinney 2009-4-24 10464 Los Angeles Transverse Ranges: San Gabriel Mtns./ Mojave Desert: Littlerock Creek, just below Littlerock Creek Dam, in tributary canyon to the east.; 0 1000 Comment
  RSA172738  Keckiella antirrhinoides Mark Parratt 1962-4-21 178 Los Angeles S facing slope of the wash of Pomona College campus, near steam plant; Claremont.San Gabriel foothills. 366 Comment
  POM9729  Keckiella breviflora var. breviflora Philip A. Munz 1921-4-24 4418 Los Angeles Sandberg's, Liebre Mtn. 1524 Comment
  CAS-BOT-BC235768  Keckiella cordifolia Carl B. Wolf 1932-5-9 3472 Los Angeles Santa Catalina Island. Pebbly Beach Canyon. About 1/2 way to mexican houses 60 Comment
  RSA293234  Keckiella cordifolia D. C. Michener 1980-6-30 3693 Los Angeles Transverse Ranges [Sierra Pelona]; 3.2 miles northwest of jct of Bouquet Canyon rd on road to Green Valley. 1000 Comment
  UC1587694  Keckiella cordifolia Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5217 Los Angeles se end San Clemente Island (vicinity of Knob, se draw leading into upper Knob Canyon, 5100 ft nw of Guds) 251 Comment
  RSA401778A  Keckiella cordifolia Slocum 1949-6-10 4246 Los Angeles Los Padres National Forest. 457 Comment
  SBBG66604  Keckiella ternata subsp. septentrionalis R. Hoffmann 1928-7-9 Los Angeles Hughes Lake Comment
  RSA586024  Krascheninnikovia lanata Orlando Mistretta 1995-5-2 1663 Los Angeles San Gabriel Mountains, Carr Canyon. 1036 Comment
  UCR141182  Krascheninnikovia lanata June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  RSA589330  Lactuca serriola Timothy S. Ross, Gery Allan, Mark Elvin, Jennifer Stone 1995-5-19 8589 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, ca. 1070 ft NNE of the 1135-ft trangulation point. 256 Comment
  RSA603404  Lactuca serriola L. C. Wheeler 1975-8-22 s.n. Los Angeles San Gabriel Mountains: North side Sunset Ridge by Millard Canyon, by power line. Comment
  UCR204818  Lactuca serriola R. G. Swinney 2005-8-22 8516 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  UCR258590  Lactuca serriola R. G. Swinney 2010-8-11 13515 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, 100-200 m below Chantry Flats on Chantry Flat Trail/Rd. 598 Comment
  CAS-BOT-BC341489  Lagophylla ramosissima Tim Ross 1992-6-15 6582 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): knoll at the head of the S fork of Sycamore Canyon 371 Comment
  UCR126229  Lamarckia aurea A. C. Sanders 2003-3-14 25746 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  UCR180170  Lamarckia aurea R. G. Swinney 1989-5-12 s.n. Los Angeles San Gabriel Mtns., north of Glendora, 200 yds. south of Glendora Mtn Rd. on firebreak on west boundary of Glendora Wilderness Park, east of Colby Fire Rd. 473 Comment
  RSA609604  Lamium amplexicaule Louis C. Wheeler 1974-4-14 s.n. Los Angeles San Gabriel Mountains: Wildwood Ranch, Shuler Canyon. 412 Comment
  RSA624539  Lamium amplexicaule Louis C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains: Indian Canyon Campground (off Soledad Canyon) 823 Comment
  UCR271552  Lantana camara R. G. Swinney 2011-3-18 14165 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  CAS-BOT-BC338155  Lasthenia californica M. E. Jones 1882-3-7 s.n. Los Angeles Pasadena Comment
  UC30429  Lasthenia californica J. Burtt Davy May 9 1896-May 24 1896 2558 a Los Angeles Manzana Antelope Valley, Manzana Comment
  POM361498  Lasthenia californica E. A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  UCR127057  Lasthenia glabrata subsp. coulteri Mark A. Elvin, Cathleen Weigand 2003-4-7 2435 Los Angeles Castaic Valley, Newhall Ranch, junction of Hasley Canyon and Castaic Creek 335 Comment
  SEINET13276743 Image available Lasthenia gracilis R. G. Swinney 2011-1 14467 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 (Palmdale 7.5' Q.) (T5N R12W S23) 1000 Comment
  UC54183  Lasthenia gracilis W. A. Setchell 1901-3-13 Los Angeles Elysian Park Comment
  UCR191688  Lasthenia microglossa A. C. Sanders 2008-4-18 34964 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth 1004 Comment
  SBBG133426  Lathyrus odoratus J. Shute, K. Merrill, E. Havstad 2011-5-3 SERG 11 -53 Los Angeles E of VC3 off ridge rd to the S by concrete ruins of a building Comment
  UCR270147  Lathyrus vestitus R. G. Swinney 2011-4-9 14390 Los Angeles San Gabriel Mountains, NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  RSA405695  Lathyrus vestitus subsp. laetiflorus Christina Clark 1929-1-16 7120 Los Angeles North Hollywood Comment
  RSA1525  Lathyrus vestitus subsp. laetiflorus Carl Knopf, Johnson 1930-1-30 1454 Los Angeles Middle Ranch Canyon, Santa Catalina Island. Comment
  RSA670365  Lathyrus vestitus subsp. laetiflorus B. C. Templeton, I. W. Clokey 1930-4-2 1436 Los Angeles Mulholland Dr., Northwest of Hollywood. Santa Monica Mountains. Comment
  RSA583071  Lathyrus vestitus subsp. vestitus T. S. Ross 1993-4-22 6910 Los Angeles Santa Catalina Island: SW part of the island in Bullrush Canyon; 1080 m due N of Cactus Peak (1560 ft); on terrace-like portion near base of northerly slope 259 Comment
  RSA405681  Lathyrus vestitus var. vestitus Ambrose Schindler 1940-4-10 s.n. Los Angeles Tujunga Canyon Comment
  POM361736  Layia glandulosa N. C. Cooper 1949-4-19 3606 Los Angeles Mojave Desert, Lancaster, 762 Comment
  RSA588069  Layia glandulosa Orlando Mistretta 1994-4-15 1058 Los Angeles Santiago Canyon: W slopes of drainage near confluence with Little Rock Creek. 1159 Comment
  SBBG31370  Layia platyglossa R. F. Thorne with P. C. Everett 1965-5-11 34549 Los Angeles about halfway between Little Harbor and Isthmus Cove 152 Comment
  SBBG42166  Layia platyglossa M. B. Dunkle 1939-4-3 7233 Los Angeles Chenetti Cyn Comment
  POM155730  Layia platyglossa subsp. campestris M. B. Dunkle 1928-4-10 1834 Los Angeles Santa Catalina Island. Above Parson's. 244 Comment
  RSA592413  Layia platyglossa subsp. campestris Mark Hoefs 1974-5-2 450 Los Angeles Santa Catalina Island: above Parson's Landing 61 Comment
  RSA54178  Layia platyglossa subsp. campestris C. B. Wolf 1926-5-1 470 Los Angeles 1 mile east of San Fernando 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
  UCR216902  Lemna minima R. G. Swinney 2009-3-11 10083 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  RSA300957  Lepechinia fragrans D. C. Michener 1982-8-3 4166 Los Angeles CA 2, 8.6 miles north of Pasadena and jct with I-210. 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
  UC10615  Lepidium flavum Dr. A. Davidson 1895-1 Los Angeles Lancaster Comment
  RSA305021  Lepidium pinnatifidum P. H. Raven 1960-5-4 s.n. Los Angeles Well established perennial street weed along Santa Monica Blvd, near Westwood Blvd 91 Comment
  RSA607503  Lepidium pinnatifidum L. C. Wheeler 1973-6-12 s.n. Los Angeles California State University, Long Beach. Comment
  UCR144091  Lepidium virginicum var. pubescens Scott D. White 1998-6-10 6716 Los Angeles San Gabriel Mtns, San Antonio Canyon, c. 1.5 air mi N of San Antonio Dam/Shinn Road (=Mountain Ave) Bridge over San Antonio Creek, immediately west of USFS San Antonio Fire Station 777 Comment
  RSA762071  Lepidium virginicum var. virginicum Orlando Mistretta, Christine Mistretta 2008-5-16 3085 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 106 per TRTP Survey 2008), Upper Fish Canyon 1002 Comment
  UCSB49607  Lepidospartum latisquamum Roos, John 1951-7-30 Los Angeles Swartout Valley between Wrightwood and Big Pines, San Gabriel Mts. 1981 Comment
  POM361769  Lepidospartum squamatum Erwin Miller 1934-6-30 19119 Los Angeles Fish Canyon, San Gabriel Mountains. Comment
  POM70010  Lepidospartum squamatum Marcus E. Jones 1924-9-17 s.n. Los Angeles Lancaster. Comment
  RSA306178  Lepidospartum squamatum Fay A. MacFadden 1931-9-15 s.n. Los Angeles La Tuna Canyon, Verdugo Hills Comment
  RSA720190  Lepidospartum squamatum LeRoy Gross 2007-3-13 2604 Los Angeles Southern side of the range. Stough Canyon. From the nature center follow canyon bottom in northwest direction to where a spring of water which is at a junction with a creek from the northeast., Started from 34.21265N, 118.30568W, to 34.21674N, 118.30766W. 441 Comment
  UC449654  Lepidospartum squamatum Geo. B. Grant 1906-9-14 677 -7184 Los Angeles Pasadena Comment
  UC674925  Leptodactylon californicum Francis W. Pennell 1940-5-5 25317 Los Angeles w Sunland (Big Tujunga Wash); Big Tujunga Wash 396 Comment
  UCR124643  Leptodactylon californicum B. C. Templeton, I. W. Clokey 1936-5-18 5661 Los Angeles San Gabriel Mountains, San Gabriel Canyon, from 0.5 mi. below dam to 1.0 mi. above 488 Comment
  RSA628814  Leptodactylon pungens Scott D. White, Dave Bramlet 1998-6-29 6822 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
  UC718525  Leptodactylon pungens Carl B. Wolf 1936-5-27 7859 Los Angeles 4 4/10 mi above Tie Camp Summit (Aliso Canyon to Buckhorn Flats Road); San Gabriel Mts., Aliso Canyon to Buckhorn Flats Road 1828 Comment
  RSA594882  Leptosiphon androsaceus T. S. Ross 1995-4-26 8399 Los Angeles Head of Liebre Gulch drainage along Forest Service Road 8N05, between Sandberg and Bald Mountain; ca 1740 feet W of Sandberg BM (4164 ft). 1204 Comment
  RSA595107  Leptosiphon androsaceus Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8587 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct 1098 Comment
  RSA631999  Leptosiphon aureus L. C. Wheeler 1973-4-21 s.n. Los Angeles San Gabriel Mountains: East fork Kentucky Springs Canyon 1280 Comment
  SBBG17869  Leptosiphon bicolor P. H. Raven 1962-4-10 17226 Los Angeles summit ridge, ca. 2 mi N of Thirst 487 Comment
  CHSC95416  Leptosiphon breviculus LeRoy Gross; Michael Denslow 2003-6-4 996 Los Angeles Transverse Ranges; San Gabriel Mountains region; Southeast of Dawson Saddle, south side of Angeles Crest Highway (Hwy. 2). UTM Zone; 3802915N, 0426388E. Just off the trail to Throop Peak, a short distance from the highway. 2439 Comment
  RSA0073716  Leptosiphon breviculus Orlando Mistrettta, Christine Mistretta 2005-4-21 2052 Los Angeles San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  RSA550437  Leptosiphon breviculus T. S. Ross 1992-7-10 6645 Los Angeles Big Tujunga Canyon, between Coldwater and Wickiup Canyons; northeasterly slope on S side of creek 970 Comment
  RSA597128  Leptosiphon breviculus T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3741 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  POM364527  Leptosiphon ciliatus Anstruther Davidson s.n. Los Angeles [Unspecified] Comment
  RSA535286  Leptosiphon pygmaeus subsp. pygmaeus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5337 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA0077370  Leptosyne bigelovii Orlando Mistretta, Christine Mistretta 2005-4-21 2069 Los Angeles San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  RSA799679  Leptosyne bigelovii Pam De Vries 2013-4-3 7842 Los Angeles Tehachapi Mountains/Western Transverse Range (Gorman Hills). About 0.5 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Road. 1058 Comment
  SEINET8483148 Image available Leptosyne bigelovii J. Henrickson 1973-5-12 9598 Los Angeles 6 air miles SE of Pearblossom, 4.6 road miles S of Llano in lower portion of Bob's Gap along 165 St 1234 Comment
  SBBG17015  Leptosyne gigantea K. A. Wilson 1961-2-4 836 Los Angeles US Hwy 101 A, ca. 2 mi W of Decker Rd (Hwy 23) Comment
  UCR117568  Lessingia filaginifolia A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23270 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 915 Comment
  UCR145189  Lessingia filaginifolia var. filaginifolia June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  RSA91163  Lessingia glandulifera var. glandulifera F. W. Peirson 1928-9-5 8191 Los Angeles road from Rock Creek to Big Pines 1280 Comment
  RSA698747  Lessingia glandulifera var. peirsonii LeRoy Gross, Paul Morton 2004-6-9 1333 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.) 1688 Comment
  UC501463  Lessingia glandulifera var. peirsonii Frank W. Peirson 1923-6-9 3550 Los Angeles King Canyon Liebre Mts., King Canyon 1173 Comment
  RSA188349  Leymus condensatus R. F. Thorne, M. Z. Thorne 1966-5-31 36440 Los Angeles Santa Catalina Island: bottom of Cottonwood Canyon on Rancho Escondido 107 Comment
  RSA754193  Leymus condensatus Ellen Mackey, Blake Whittiington 2006-10-11 NFWF- 1791 Los Angeles [Unspecified] 449 Comment
  RSA760585  Leymus triticoides R. G. Swinney 2008-10-16 9617 Los Angeles Big Pine Meadow 2061 Comment
  UCR182740  Lilium parryi R. G. Swinney 1997-7-16 5659 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
  UCR163459  Linanthus B. G. Pitzer 1998-5-23 3718 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto, 12.8 mi (air) west of the San Bernardino Co. line, 240th St. East, c. 3.6 mi. north of junction with El Mirage Rd (Ave. 'P') & c. 2.9 mi. south of Avenue 'J 866 Comment
  RSA469959  Linanthus aureus Robert Gustafson 1978-6-1 994 Los Angeles 0.5 mile E off main dirt road running through Hungry Valley, area paralleling upper Freeman Canyon, ca 1 mile S of Gorman. 1280 Comment
  CAS-BOT-BC226755  Linanthus californicus L. R. Abrams 1917-7-7 6610 Los Angeles Laurel Canon [Canyon], Santa Monica Mts. Comment
  LA52339  Linanthus californicus C. L. Hogue; 1954-3-13 sn Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon, near Seminole Hot Springs. 609 Comment
  RSA293451  Linanthus californicus S. Carlquist 1981-6-6 15651 Los Angeles Glendora Mountain Road. Comment
  LA212129  Linanthus dianthiflorus K. Kneen; 1933-4-11 s.n. Los Angeles Westwood, UCLA campus. "Faculty Hill". Comment
  UCR150873  Linanthus dichotomus R. G. Swinney 1998-4-14 5973 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  RSA599548  Linanthus parryae Steve Boyd, Lauren Raz 1997-4-16 9530 Los Angeles Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01. 960 Comment
  RSA763148  Linanthus parryae Justin M. Wood 2010-5-10 1627 Los Angeles Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  UCSB11634  Linanthus parryae Wisehart, Karen 1962-5-4 Los Angeles along Highway 138, 2 miles east of Pearblossom Comment
  UC52729  Linanthus parviflorus H. M. Hall 1902-5-10 3252 Los Angeles Chatsworth Hills Comment
  RSA131976  Linanthus pungens Gale Sphon 1959-6-27 381 Los Angeles 1 mile east of Dawson Summit, Angeles Crest Highway 2287 Comment
  RSA788855  Linanthus pungens J. Mark Porter, Lauren Machen 2012-5-30 15131 .3 Los Angeles Along CA Hwy 2 (Angeles Crest Highway) near (W of) Cortleyou Spring, 0.4 mi E (by road) of Islip Saddle and the junction with CA 39 (San Gabriel Canyon Road). 2070 Comment
  UCR272564  Linanthus pungens R. G. Swinney 2011-8-5 15598 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  RSA73282  Linanthus pungens F. W. Peirson 1922-5-30 3092 Los Angeles West spur of Mt. Lowe, San Gabriel Mountains. 1311 Comment
  RSA400288  Linaria canadensis Louis C. Wheeler 1934-4-24 2544 Los Angeles Liveoak Canyon Dam 457 Comment
  RSA240674  Lithophragma affine Donald R. Bissing 1973-4-6 38 Los Angeles Evey Canyon, San Gabriel Mountains: 0.5 mile from mouth of canyon. 726 Comment
  UC380599  Lithophragma affine M. E. Jones 1882-5-3 3223 Los Angeles Pasadena Comment
  RSA0051513  Lithophragma affine Elwood Fordham 1951-4-15 s.n. Los Angeles Old Topanga Canyon, near Heron Pl. Gate. 289 Comment
  POM293790  Lithophragma heterophyllum Lyman Benson 1945-4-13 11665 Los Angeles Little Dalton Canyon, Glendora. Drainage area Pacific slope 365 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
  RSA588733  Lithophragma tenellum Orlando Mistretta 1994-5-31 1280 Los Angeles Santiago canyon. N slope of Pacifico Mountain. 2027 Comment
  UC586853  Lobelia dunnii var. serrata Joseph Andorfer Ewan 1934-8-5 8463 Los Angeles San Gabriel Mountains, Vincent Gulch Vincent Gulch; San Gabriel Mountains, Vincent Gulch 1737 Comment
  SEINET10481378  Lobularia maritima David B. Dunn 1946-1 Dunn 1991 Los Angeles Cultivated and weedy plants in the yard at 4911 pasadena ave. Terrace, l.a. Comment
  UC909132  Loeseliastrum matthewsii Herbert L. Mason 1926-4-26 2988 Los Angeles on desert slope Vincent to Palmdale Comment
  RSA0013198  Logfia filaginoides Orlando Mistretta, Christine Mistretta 2011-7-13 5937 Los Angeles Fall Creek Cyn near confluence with Big Tujunga Cyn, along Forest Road 3N27. 1005 Comment
  UC75927  Logfia filaginoides Geo. B. Grant 1901-1-1 461 Los Angeles Pasadena Comment
  UCR270524  Logfia filaginoides R. G. Swinney 2010-4-13 12178 Los Angeles San Gabriel Mountains, 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom 610 Comment
  UC557668  Logfia filaginoides Nell Murbarger 1936-5-1 202 Los Angeles mesa summit and w side San Clemente Island Comment
  CATA1196  Logfia gallica Mark L. Hoefs, Jay B. Walker, Carol Annable 1995-6-5 2215 Los Angeles Santa Catalina Island: Upper White's Landing Road 426 Comment
  CAS-BOT-BC283440  Lolium multiflorum A. H. Gallup 1949-6-11 s.n. Los Angeles Eastern foot of Tallac Knoll, LASCA Comment
  UCR100609  Lolium perenne B. G. Pitzer 1996-5-5 2863 .1 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA187860  Lolium rigidum R. F. Thorne 1966-6-1 36482 Los Angeles Santa Catalina Island. Opposite Bird Park, Avalon. 30 Comment
  SD121797  Lomatium dasycarpum Ralph Hoffmann 1931-5-3 329 Los Angeles Brushy slope, southern end of Bouquet Canyon. Comment
  JEPS17149  Lomatium dasycarpum subsp. dasycarpum Alice M. Ottley 1920-5-8 632 Los Angeles San Rafael Hills near Pasadena; San Rafael Hills Comment
  UCR209157  Lomatium lucidum Dan S. Cooper 2009-4-30 409- 18 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., NW shoulder of Cahuenga Peak, Griffith Park 511 Comment
  RSA0055759  Lomatium mohavense R. G. Swinney 2010-5-19 12808 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. 1335 Comment
  RSA0105338  Lomatium nevadense var. parishii Orlando Mistretta 1992-5-4 236 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  UC73335  Lomatium utriculatum unknown 1901-1 706 Los Angeles Pasadena Comment
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Mar 12 2011
  UC1618037  Lomatium utriculatum Donald G. Nelson 1935-4-15 310 a Los Angeles near the harbor Wilmington Comment
  RSA99374  Lonicera hispidula var. vacillans Joseph A. Ewan 1933-7-4 7863 Los Angeles above Madrono Flats, E. Fork Santa Anita Canyon. 1067 Comment
  SD85186  Lonicera hispidula var. vacillans E. R. Blakley 1962-10-5 5421 Los Angeles Santa Catalina; 0.25 mile up canyon from White's Cove at water tank. 29 Comment
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May 7 2012
  RSA774796  Lonicera interrupta R. G. Swinney 2009-7-29 11403 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA482529  Lonicera subspicata var. denudata Richard Noyes, L. Arnseth 1988-4-30 558 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Burbank Canyon, northwest of Thompson Creek Dam. 525 Comment
  RSA406411  Lotus Anstruther Davidson s.n. Los Angeles Los Angeles. Comment
  RSA406753  Lotus argophyllus subsp. ornithopus F. R. Fosberg 1931-5-6 S- 4789 Los Angeles Santa Catalina Island. Cape Canyon, mouth. 200 Comment
  RSA506813  Lotus humistratus L. C. Wheeler 1967-5-12 9457 Los Angeles Hunt Canyon, E of Vincent 1067 Comment
  RSA90362  Lotus nevadensis var. davidsonii F. W. Peirson 1929-7-1 8447 Los Angeles Mt. Pacifico: upper part of trail, San Gabriel Mountains. 1982 Comment
  RSA0088077  Lotus procumbens R. G. Swinney 2010-5-19 12797 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  SEINET12151340  Lotus salsuginosus E. A. Purer 1935-1 6549 Los Angeles Malibou Rd, Santa Monica Mts Comment
  RSA406312  Lotus salsuginosus var. salsuginosus Donald R. Bissing 1973-6-2 133 Los Angeles 3 miles from mouth of Evey Canyon 787 Comment
  RSA533500  Lotus salsuginosus var. salsuginosus T. S. Ross 1991-3-9 4202 Los Angeles Whittier Hills: (Puente Hills, pro parte): head of unnamed ENE-draining canyon. 290 Comment
  UC1129120  Lotus scoparius G. T. Nordstrom 1935-1-18 324 Los Angeles 3.5 mi s Gorman; Tejon Quad. 1005 Comment
  UCR170626  Lotus scoparius var. scoparius Alex R. Van Dam 2004-4-25 046 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive near abandoned Nike Missile Base 518 Comment
  RSA0022647  Lotus strigosus Justin M. Wood 2012-3-20 4648 Los Angeles San Dimas. San Jose Hills: Walnut Creek Canyon, +/- 0.5 mi NW of Puddingstone Reservoir, +/- 0.25 mi E of SR-57, just north of San Dimas Ave. and just S. of Cliffside Dr. 229 Comment
  RSA406306  Lotus strigosus Geo. L. Moxley 1917-2-4 522 Los Angeles San Fernando Reservoir. Comment
  RSA674244  Lotus strigosus LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 696 Los Angeles South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 823 Comment
  UC555379  Lotus strigosus Curtis Ferris 1932-3-19 56 Los Angeles Claremont Comment
  UCR261781  Lotus strigosus R. G. Swinney 2010-5-11 12676 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
  RSA307849  Lotus strigosus H. J. Ramsey 1938-3-27 2725 Los Angeles Eaton Canyon Park, Altadena. Comment
  RSA599811  Lotus strigosus var. hirtellus Steve Boyd, Lauren Raz 1997-3-25 9303 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  RSA232802  Lotus strigosus var. strigosus R. F. Thorne 1966-4-17 36118 Los Angeles San Clemente Island: near bottom of Box Canyon NW of Horse Canyon, SW of Thirst. 213 Comment
  RSA226194  Lotus wrangelianus Gary D. Cromwell 1971-5-14 669 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora. 564 Comment
  RSA113647  Ludwigia peploides subsp. peploides Peter H. Raven 1957-6-15 10922 Los Angeles 2.6 miles east of Seminole Hot Springs, Santa Monica Mountains. Comment
  CAS-BOT-BC201417  Lupinus albifrons var. albifrons Carl B. Wolf 1932-5-13 3627 Los Angeles Santa Catalina Island. 100 yds. above the Wishbone, on the Avalon-Isthmus Road 243 Comment
  SD37881  Lupinus albifrons var. albifrons Edith A. Purer 1935-5-11 6543 Los Angeles Hillside, near ocean, Malibou Road. Comment
  RSA0061162  Lupinus albifrons var. austromontanus Daisie Huang 2008-3-18 08031803 Los Angeles Along Gorman Post Road, near large Gorman billboard. 1119 Comment
  UCR124470  Lupinus arbustus subsp. arbustus B. C. Templeton 1932-5-31 4857 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  SFV4843  Lupinus argenteus F. L. McPherson 1959-5-2 s. n. Los Angeles Santa Susana Mountains Oat Mountain. South side of mountain. 1037 Comment
  RSA748895  Lupinus bicolor R. G. Swinney 2005-5-21 8267 Los Angeles West of Punch Bowl County Park, at the junction of Holmes Creek and Watson Creek. 1241 Comment
  SEINET13383412 Image available Lupinus bicolor R. G. Swinney 2010-1 13085 Los Angeles San Gabriel Mountains: Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1073 Comment
  UC201089  Lupinus bicolor Katharine Brandegee Los Angeles Santa Catalina Comment
  UCR126559  Lupinus bicolor A. C. Sanders, Andy Thomson 2003-4-15 26000 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park 396 Comment
  UCR138499  Lupinus bicolor 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
  UCR240984  Lupinus bicolor Dan S. Cooper 2010-3-8 20100308- 34 B Los Angeles South Coast; Los Angeles Basin, between Los Angeles River and Forest Lawn Dr., just west of Forest Lawn Cemetery and east of Warner Bros. studios 157 Comment
  UCR265011  Lupinus bicolor Mitch Provance, Callen Huff 2009-4-28 10675 Los Angeles Tehachapi Mountians, Road on ridge overlooking Hwy I-5 about 0.5 miles NE of Gorman 1466 Comment
  SEINET10903823  Lupinus bicolor subsp. microphyllus David B. Dunn 1947-5-2 Dunn 2210 Los Angeles Potted plant on roof of ucla, los angeles; smog and effects on chemical Fertilizer study. Later experiments confirmed it as smog damage. Comment
  RSA442333  Lupinus chamissonis Freda Detmers 1931-3-12 13999 Los Angeles El Segundo. Comment
  SBBG131589  Lupinus concinnus S. A. Junak 2000-4-15 SCa 1194 Los Angeles Avalon Cyn, near E Summit Rd, 0.4 mi inland from gate at Wrigley Memorial, just S of lone water tank 195 Comment
  SFV1874  Lupinus concinnus P. G. Kilburn 1958-4-12 737 Los Angeles Saugus district of Angeles National Forest. Sawmill Mountain area, 0.5 miles east of entrance to Lower Shake Campground. 1250 Comment
  CAS-BOT-BC205154  Lupinus elatus Wesley O. Griesel 1962-6-27 s.n. Los Angeles State Hwy. 2 between Islip Saddle & Dawson Saddle, San Gabriel Mountains 2133 Comment
  CLARK-A1703-1193  Lupinus excubitus Charles S. Papp 1964-4-23 434 Los Angeles Claremont Comment
  CAS-BOT-BC216651  Lupinus excubitus subsp. hallii I. M. Johnston 1918-7-6 2078 Los Angeles Prairie Fork of San Gabriel River 1828 Comment
  RSA606039  Lupinus excubitus var. austromontanus L. C. Wheeler 1964-6-20 8490 Los Angeles Mt. Waterman: south side. Comment
  RSA757056  Lupinus excubitus var. austromontanus R. G. Swinney 2008-6-17 9056 Los Angeles ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  RSA571657  Lupinus excubitus var. hallii Reid V. Moran 1941-3-13 704 Los Angeles By Creek, mouth of Hermit Gulch, Santa Catalina 50 Comment
  SEINET10937088  Lupinus excubitus var. hallii David B. Dunn 1956-1 Dunn RSA 6226 x 6453(2) Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Pressed by howard brown. Hybridization by david b. Dunn. The numbers Are the field plant numbers of rsa. 1St # is female parent x 2nd # male Parent. () Parenthetic # is f1 plant number. Seeds from open field pollen Vector. Comment
  POM17553  Lupinus excubitus var. johnstonii C. B. Wolf 1936-5-27 7853 Los Angeles Aliso Canyon to Buckhorn Flats road, 2.4 miles above Tie Camp summit 1706 Comment
  UC56362  Lupinus formosus Ernest Braunton 1903-1-1 749 Los Angeles Elysian Park Comment
  SEINET7042255 Image available Lupinus formosus A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  RSA653341  Lupinus formosus var. formosus Kelly Middleton, David Middleton 1988-5-8 10 Los Angeles Glendora Ridge Road, 5.3 miles west of Mt. Baldy Rd. intersection. Roadside collection. 1220 Comment
  UCR174491  Lupinus formosus var. formosus Anuja Parikh, Nathan Gale 2004-4-24 2002 Los Angeles Western Transverse Range, Newhall Ranch, study area 64 333 Comment
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Apr 9 2009
  UCD107943  Lupinus hirsutissimus Gordon Pilone 1961-3-13 105 Los Angeles Wash area of Pomona College in Claremont. 365 Comment
  UCR255813  Lupinus hirsutissimus R. G. Swinney 2010-5-4 12494 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
  UCSB6982  Lupinus hirsutissimus Haller, John 1950-4-16 Los Angeles San Francisquito Canyon; 8 miles north of Saugus Comment
  RSA729769  Lupinus latifolius var. latifolius R. G. Swinney 1999-8-16 7657 Los Angeles Wrightwood area. Flume Canyon, spring c. 200m north if Guffy Camground. Spring on N-facing slope. 2445 Comment
  UC56613  Lupinus latifolius var. parishii H. M. Hall May 1902 3233 Los Angeles head of Simi Val. head of Simi Val. <Simi Valley> Comment
  CAS-BOT-BC211654  Lupinus longifolius Geo. B. Grant 1904-5-29 730 Los Angeles Glendara Wash Comment
  CAS-BOT-BC211677  Lupinus longifolius Greene 1904-4-2 4098 Los Angeles Hills near Monrovia Comment
  POM199531  Lupinus longifolius I. W. Clokey, Bonnie C. Templeton 1929-05 4560 Los Angeles Mandeville canyon, Santa Monica Mountains. 250 Comment
  RSA517110  Lupinus longifolius T. S. Ross 1990-5-14 2465 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1152 Comment
  SEINET10485618  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in a field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  SBBG3587  Lupinus microcarpus var. densiflorus H. and M. Dearing 1935-4-14 765 Los Angeles near Castaic Comment
  RSA87052  Lupinus microcarpus var. microcarpus F. W. Peirson 1919-6-15 489 Los Angeles Rock Creek 1250 Comment
  SBBG114165  Lupinus microcarpus var. microcarpus R. Riggins 1981-5-24 1232 Los Angeles Peace Valley Rd (frontage to Interstate 5) 0.5 mi S Frazier Mtn Park Rd, 2 mi N Gorman Comment
  RSA659127  Lupinus sparsiflorus LeRoy Gross 2001-4-1 378 Los Angeles Los Angeles Basin: Verdugo Mountains region: Northwest side: Low hill between La Tuna Canyon Road and Sunland Blvd. enter at dead end street at corner of Tuxford St. and Ledge Ave just north of La Tuna Canyon Road in city of Sun Valley., Just west of the mouth of McDonald Creek. 305 Comment
  UC1129705  Lupinus sparsiflorus A. D. Gifford 1935-3-27 518 Los Angeles Kings Canyon; Tejon Quad., Kings Canyon Comment
  UCR177755  Lupinus sparsiflorus LeRoy Gross 2005-4-28 2157 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  SEINET10490977  Lupinus sparsiflorus subsp. sparsiflorus Gibson Gibson s.n. Los Angeles Collected near pasadena. Comment
  UCR216568  Lupinus succulentus Dan S. Cooper 2010-6-16 610- 72 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Cadman Drive, SE corner of Griffith Park 137 Comment
  OBI70652  Lupinus succulentus Tim Ross 1991-3-9 4180 Los Angeles Whittier Hills (Puente Hills, pro parte) SE side of ridgetop knoll, head of Oak Cyn; T2S R11W; center of NW/4 sect 14 369 Comment
  UCR147754  Luzula comosa L. C. Wheeler 1954-8-31 7062 Los Angeles San Gabriel Mountains, Cooper Creek near confluence with Little Rock Creek, Buckhorn 1738 Comment
  SBBG70673  Lycium andersonii R. Hoffmann 1929-4-27 Los Angeles Roosevelt Comment
  RSA3029  Lycium barbarum Carl B. Wolf 1931-12-30 2639 Los Angeles Playa del Rey. 30 Comment
  UC557621  Lycium californicum Nell Murbarger Apr 1936 103 Los Angeles San Clemente Island 0 Comment
  LA209685  Lycium cooperi J. Sauer; T. Brothers 1979-5-6 6077 Los Angeles Antelope Valley, Fort Tejon Rd near Juniper Hills Comment
  RSA428859  Lycium cooperi Louis C. Wheeler 1932-4-10 608 Los Angeles Palmdale, Mohave Desert 762 Comment
  UCR55757  Lycium cooperi J. A. Adams 1966-4-20 702 Los Angeles Mojave Desert, 7 mi below Valyermo 915 Comment
  RSA451797  Lyonothamnus floribundus subsp. floribundus Reid V. Moran 1941-2-28 652 Los Angeles Head of Johnson's Canyon, Santa Catalina Island. 400 Comment
  SBBG13287  Lyonothamnus floribundus var. aspleniifolius M. A. Piehl 1962-6-10 62404 Los Angeles cyn E of Thirst 304 Comment
  POM4971  Madia elegans subsp. densifolia C. F. Baker 1903-8-2 3666 Los Angeles San Antonio Canyon near Claremont. Comment
  SBBG13674  Madia exigua P. H. Raven 1962-5-21 17812 Los Angeles lower end of Bullrush Cyn 198 Comment
  CATA3410  Madia gracilis Julia A. Parish, Tobias Nickel, Jamie Choi, Stuart Olshevski 2017-5-30 024 Los Angeles Santa Catalina Island: Junction of Toyon Road and ridge trail to Campus By the Sea 312 Comment
  RSA729777  Madia gracilis R. G. Swinney 1998-7-7 6298 Los Angeles San Gabriel Mtns.: Glendora, 150 m east of Big Dalton Canyon flood control channel in Wren Canyon along Wren-Meacham Trail. 354 Comment
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Mar 7 2013
  SD132671  Madia gracilis F. R. Fosberg 1931-4-10 S 4528 Los Angeles Santa Catalina Island; Hamilto Canyon 39 Comment
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Feb 20 2012
  RSA320825  Malacothamnus clementinus F. C. Boutin 1967-4-23 1654 Los Angeles San Clemente Island: E side of island, Lemon Tank, a dump site. 305 Comment
  SBBG52887  Malacothamnus clementinus F. C. Boutin 1967-4-23 1652 Los Angeles Lemon Tank 304 Comment
  POM21363  Malacothamnus davidsonii Fordyce Grinnell Jr. 1917-8-19 s.n. Los Angeles Paicoma Wash near San Fernando Comment
  RSA607680  Malacothamnus davidsonii Scott D. White 1997-8-1 5439 Los Angeles Big Tujunga Wash (San Gabriel Mountains. foothills/ E San Fernando Valley): West of Sunland, SW of I-210 Freeway, E of Hansen Dam, and N Of Wentworth St. 335 Comment
  UCR266373  Malacothamnus davidsonii D. E. Bramlet, Allison D. Rudalevige 2009-4-28 4367 Los Angeles Transverse Range; San Gabriel Mtns., Big Tujunga Wash, along Big Tujunga Canyon Rd., across from nursery 415 Comment
  SFV7112  Malacothamnus fasciculatus K. A. Wilson 1974-8-21 1438 Los Angeles Santa Monica Mountains 2 miles west of Las Virgenes Road. 300 Comment
  UC1366102  Malacothamnus fasciculatus var. fasciculatus Stanislaw Modzelewski 1962-7-30 lasca 475 Los Angeles In chaparral above Malibu (on coastal slope of Santa Monica Mountains); Santa Monica Mountains Comment
  CAS-BOT-BC206372  Malacothamnus fremontii Timothy S. Ross; Steve Boyd 1990-6-18 3498 Los Angeles 1500 m due N of Jackson Lake, betwen the Boulder Canyon and Mescal Creek drainages, Ball Flat - San Gabriel Mountains 1767 Comment
  RSA0062839  Malacothamnus fremontii LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6762 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA582765  Malacothamnus fremontii Tim S. Ross, Steve D. Boyd 1993-5-23 7263 Los Angeles Saddle between Red Mtn's long E ridge and a small notched peak (3227-ft), ca 700 m SSW of Plum Spring (in upper Clearwater Canyon). 884 Comment
  RSA600021  Malacothamnus fremontii Steve Boyd, Lauren Raz 1997-5-29 9934 Los Angeles Liebre Mountains region: North base of Portal Ridge, north of the San Andreas Rift Zone at the edge of the Antelope Valley, upper mouth of Cow Spring Canyon along the Pacific Crest Trail 1098 Comment
  RSA0101000  Malacothamnus fremontii Orlando Mistretta, Christine Mistretta 2008-5-2 2607 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 42 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1021 Comment
  PASA328  Malacothrix altissima Frank W. Peirson 1921-7-20 Los Angeles San Gabriel River 457 Comment
  CAS-BOT-BC345320  Malacothrix californica Alice Eastwood 1913-5-11 3163 Los Angeles San Fernando Wash Comment
  PASA324  Malacothrix californica Margaret Stason 1930-5-18 Los Angeles Desert Near Lancaster Comment
  SBBG66063  Malacothrix californica R. Hoffmann 1925-4-19 Los Angeles between Antelope Valley and Elizabeth Lake Comment
  UCR190088  Malacothrix clevelandii R. G. Swinney 1998-8-5 6646 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch 1235 Comment
  UC194497  Malacothrix coulteri S. B. and W. F. Parish June, 1887 1963 Los Angeles Alpine Comment
  RSA534128  Malacothrix foliosa Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5080 Los Angeles San Clemente Island: west Cove, SW of the new landing field 6 Comment
  SD51906  Malacothrix foliosa subsp. foliosa Peter H. Raven 1962-4-11 17279 Los Angeles San Clemente Island; on sandy beach due west of Wall 2. 10 Comment
  UCR281986  Malacothrix glabrata R. G. Swinney 2014-4-18 16118 A Los Angeles San Gabriel Mountain/Mojave Desert, SW of Littlerock, 1.4 miles east of Cheseboro Rd., 100-300 m south of California Aqueduct, west of Little Rock Siphon and Little Rock Wash 968 Comment
  CAS-BOT-BC347615  Malacothrix glabrata Ira L. Wiggins; W. R. Ernst 1958-5-2 229 Los Angeles Flats 1 mile northwest of Little Rock Comment
  RSA547431  Malacothrix glabrata Timothy S. Ross 1992-5-17 6357 Los Angeles E Fork of the the San Gabriel River; about 95m S of the mouth of Shoemaker Canyon 655 Comment
  CAS-BOT-BC347912  Malacothrix saxatilis var. tenuifolia L. R. Abrams 1899-3-30 s.n. Los Angeles Sepulverda Canon [Sepulveda Canyon], Santa Monica Mts. Comment
  JEPS85097  Malacothrix saxatilis var. tenuifolia Roy E. Buck and Rexford Palmer 1989-4-27 1218 Los Angeles Between lanes of Interstate 5 near NW end of crossover section, +/- on ridges between Violin Canyon and large canyon to NE. On summit of knoll, dropping off sharply to SE, just SE of larger hill ca 2.8 air km SE of Townsend Peak summit, 7 air KM NW of Castaic. 640 Comment
  RSA187924  Malacothrix saxatilis var. tenuifolia R. F. Thorne 1966-6-1 36469 Los Angeles Santa Catalina Island, on dry northeast-facing bluff along Pebbly Beach Drive southeast of Avalon 8 Comment
  SBBG66178  Malacothrix saxatilis var. tenuifolia R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  SFV7110  Malacothrix saxatilis var. tenuifolia K. A. Wilson 1974-8-21 1436 Los Angeles Santa Monica Mountains 2 miles west of Las Virgenes Road. 300 Comment
  UC1536047  Malacothrix saxatilis var. tenuifolia Robert F. Thorne 1975-9-3 47373 Los Angeles near Blue Cavern Point; Santa Catalina Island 15 Comment
  CAS-BOT-BC167861  Malosma laurina June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island Comment
  UCSB17157  Malosma laurina Hurst, Linda 1963-4-30 Los Angeles End of north Kenter Road, 3 miles from Sunset Blvd., West Los Angeles 548 Comment
  UCSB3623  Malosma laurina Kamb, Peter 1948-1-10 Los Angeles Upper Sonoran Zone; Millards Canyon, San Gabriel Mts. 762 Comment
  RSA608756  Malus sylvestris Louis C. Wheeler 1963-10-13 8406 Los Angeles Altadena: 47 E. Pine Street. Comment
  CAS-BOT-BC206643  Malva assurgentiflora Joseph Andorfer Ewan 1932-6-29 7559 Los Angeles Playa del Rey Comment
  RSA434873  Malva nicaeensis P. A. Munz 1923-4-7 s.n. Los Angeles Claremont. Comment
  UCR258699  Malva parviflora R. G. Swinney 2010-3-22 12026 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  RSA681300  Malva parviflora LeRoy Gross, Valerie Soza 2003-5-15 918 Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave., Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. 366 Comment
  UCR164058  Marah A. C. Sanders 2003-3-14 25776 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  LA200416  Marah macrocarpa Norman A. Cole; May 1964 353 Los Angeles SANTA MONICA MOUNTAINS, 2.9 mi from Pacific Coast Hwy along Rambla Pacifico. 335 Comment
  LA91401  Marah macrocarpa Bruce Douglas Clayton; Greg Shaw 1972-3-16 1 Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus 518 Comment
  RSA670162  Marah macrocarpa Joseph M. Keefe 2001-3-16 31112 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105. 284 Comment
  SBBG13200  Marah macrocarpa E. R. Blakley 1962-1-7 4835 Los Angeles head of Avalon Valley 137 Comment
  UC56360  Marah macrocarpa Ernest Braunton 1903-1-10 797 Los Angeles Arroyo Seco 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
  RSA167065  Marah macrocarpa W. G. Webb 1935-1-25 s.n. Los Angeles Near Glendale Comment
  RSA662323  Marah macrocarpa var. macrocarpa Amy Drooks 1981-4-26 0 -12 Los Angeles San Gabriel River, north of Azusa. Comment
  RSA653898  Marrubium vulgare Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 820 Los Angeles Verdugo Mountains, south side: Stough Canyon, along Stough Canyon Avenue (Walnut Avenue) before gate to nature center, W of De Bell Municipal Golf Course. 396 Comment
  SDSU7022  Marrubium vulgare D. F. Howe 1915-4-1 38 Los Angeles Claremont. Comment
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Dec 5 2008
  UCD125009  Marrubium vulgare Gordon Pilone 1961-3-22 168 Los Angeles south of the Santa Anna Botanic Gardens in Claremont, San Gabriel Mountain Range. Comment
  JEPS30647  Matricaria discoidea Peter H. Raven 1959-3-1 13821 Los Angeles Vermont Canyon Santa Monica Mountains, Griffith Park 243 Comment
  UCR259995  Matricaria discoidea R. G. Swinney 2010-3-16 11965 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  RSA651341  Matthiola incana Harry Nakada 1949-1-29 s.n. Los Angeles Found in West Los Angeles near Olympic Blvd. Comment
  LA82462  Meconella denticulata O. H. Kappler; 1945-3-25 731 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope 182 Comment
  RSA445530  Meconella denticulata Louis C. Wheeler 1934-3-23 2466 Los Angeles San Dimas Canyon 427 Comment
  RSA599694  Medicago lupulina L. C. Wheeler 1936-6-12 4154 Los Angeles Monroe Canyon. 549 Comment
  JEPS65522  Medicago lupulina Frank W. Peirson 1922-7-7 3191 Los Angeles Ranger's Cabin San Gabriel Mountains, Swartout Valley 1798 Comment
  RSA91363  Medicago lupulina F. W. Peirson 1922-7-7 3191 Los Angeles Ranger's Cabin, Swartout Valley. 1799 Comment
  RSA654333  Medicago polymorpha Benjamen Rangel 1992-4-26 777 -25 Los Angeles In the avocado orchard behind the dormitories at Cal Poly Pomona; in the back side of the orchard by the freeway fence and the water drainage. Comment
  RSA248856  Medicago sativa Robert F. Thorne 1973-4-13 42977 Los Angeles San Clemente Island: Low plateau just SE of Airfield Operations. 61 Comment
  CAS-BOT-BC281532  Melica imperfecta Peter H. Raven; Robert F. Thorne 1964-5-7 19006 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts Comment
  RSA0091078  Melica imperfecta R. G. Swinney 2011-4-9 14377 Los Angeles NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  RSA0091132  Melica imperfecta R. G. Swinney 2010-4-13 12197 Los Angeles Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  SEINET263606 Image available Melica imperfecta R. L. Lingenfelter 1954-5-11 888 Los Angeles Soledad Canyon Road near Tick Canyon Comment
  UCR273370  Melica imperfecta R. G. Swinney 2011-3-18 14159 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  SEINET10926817  Melica imperfecta Paul O. Schallert 1944-4-28 Schallert 1421 Los Angeles Monrovia Canyon. Comment
  POM348189  Melilotus indicus Franklin W. Klepinger 1938-4-23 s.n. Los Angeles Malibu Lake region. Comment
  RSA746774  Melilotus indicus R. G. Swinney 2008-4-17 8683 Los Angeles San Dimas, ridge between Sycamore and Shay canyons. 497 Comment
  UC1587753  Melilotus indicus Tim Ross 1991-4-21 4505 Los Angeles Lower Turnbull Canyon drainage Puente Hills, Whittier Hills (above nw bank of stream course) 182 Comment
  POM187771  Mentha canadensis Thomas Craig 1933-10-9 2011 Los Angeles Soledad Canyon, about 8 miles west of Ravenna. 610 Comment
  UC557735  Mentzelia affinis Nell Murbarger May 1936 185 Los Angeles San Clemente Island; ; ; Extreme Southern end of island on hot, dry, south-facing slope. Comment
  UC56425  Mentzelia affinis E. Braunton March 1903 866 Los Angeles Playa Comment
  RSA604854  Mentzelia albicaulis A. C. Sanders 1988-4-3 7736 Los Angeles 1.3 miles NW of the San Bernardino County line Hwy 138, 2 miles NW of Pinyon Hills. 1159 Comment
  SBBG49901  Mentzelia albicaulis L. S. Matlovsky 1975-3-28 DM 0011 -16 Los Angeles near Butte Valley Wild Flower Sanctuary Comment
  SBBG125450  Mentzelia dispersa A. Parikh, N. Gale 2010-6-17 3318 Los Angeles upper Big Tujunga Cyn, 0.2 km N of St Hwy 2, 0.4 km NE of intersection of St Hwy 2 and upper Big Tujunga Cyn Rd, San Gabriel Mtns 1365 Comment
  UC1595365  Mentzelia dispersa Tim Ross, Steve Boyd 1990-6-18 3452 Los Angeles Camp Verdugo Pines and vicinity San Gabriel Mtns., Mescal Creek (northerly draw draining to Jackson Lake); USGS 7.5, SW/4 1877 Comment
  CATA2052  Mentzelia micrantha Steven A. Junak, Mark Hoefs, Lisa Stratton, Keri Kirkland 1998-7-16 755 Los Angeles Santa Catalina Island: On ridge between Fourth of July Cove and Cherry Cove (Lions Head ridge) 30 Comment
  UC124598  Mentzelia micrantha H. M. Hall 8286 Los Angeles Avalon, Santa Catalina Isl. Comment
  RSA802051  Mentzelia obscura Orlando Mistretta, Kristie Haydu 2011-7-20 5956 Los Angeles Grizzly Flat Road, N of Angeles Crest Hwy, 0.4 air miles W of Hoyt Mountain. 1168 Comment
  CAS-BOT-BC167624  Mentzelia veatchiana L. R. Abrams 1901-4-1 1202 Los Angeles Ballona Harbor Comment
  UC1293709  Mentzelia veatchiana P. C. Everett and E. K. Balls 1959-5-22 23801 Los Angeles 1/2 to 1 mi se Fairview; Antelope Valley, San Adreas Rift 853 Comment
  UCR197720  Mentzelia veatchiana Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 84 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  POM246826  Mesembryanthemum crystallinum F. R. Fosberg 1931-5-18 4891 Los Angeles Santa Catalina Island, Little Harbor 2 Comment
  RSA535709  Mesembryanthemum crystallinum T. S. Ross 1991-5-23 5508 Los Angeles San Clemente Island: Wilson cove Settlement; lawn at bus stop on N side of Bldg 60112. 53 Comment
  CAS-BOT-BC348449  Micropus californicus var. californicus Tim Ross; Janet Takara; Stacey Otte 1993-4-24 6957 Los Angeles Santa Catalina Island: W end of island beyond the isthmus, head of Bouchette Canyon (draining northward to Johnsons Landing) 359 Comment
  UC35589  Micropus californicus var. californicus H. P. Chandler 1897-2-6 Los Angeles Claremont 548 Comment
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Jul 21 2010
  SBBG17877  Microseris douglasii subsp. platycarpha P. H. Raven 1962-4-20 17199 Los Angeles summit of Thirst 579 Comment
  UCR11957  Microseris heterocarpa P. H. Raven 1960-4-8 15018 Los Angeles Western Transverse Range; Santa Monica Mtns., 1.2 mi west of Agoura along Ventura Blvd 213 Comment
  POM246448  Microseris lindleyi F. R. Fosberg 1931-3-27 4419 Los Angeles Pebble Beach Road, Santa Catalina Island. 5 Comment
  RSA527757  Microseris lindleyi Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4326 a Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA618782  Microseris lindleyi L. C. Wheeler 1973-4-20 s.n. Los Angeles Aliso Canyon approximately 1/2 mile east of Blum Ranch 945 Comment
  UCR259981  Mimulus R. G. Swinney 2010-5-11 12642 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  UCR200003  Mimulus aurantiacus Valerie Soza, Mariam Sidibeh 2003-3-26 1617 Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Drive and Camino San Rafael junction, above Mayors Bicentennial Park 579 Comment
  RSA527594  Mimulus aurantiacus var. parviflorus Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4421 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA0080386  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-5-7 12588 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
  RSA525102  Mimulus aurantiacus var. pubescens Tim S. Ross, S. D. Boyd 1990-6-6 2858 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  RSA668845  Mimulus aurantiacus var. pubescens Carl Wishner 2002-4-2 4230 Los Angeles Puente Hills (Whittier Hills portion), along Turnbull Canyon Road, 1,100 feet northwest of Workman Hill. 305 Comment
  RSA0115093  Mimulus aurantiacus var. puniceus Steven A. Junak 2000-6-30 SCa- 1361 Los Angeles Santa Catalina Island. N-facing slope just W of summit of Mt. Torquemada and Triangulation Point well 2. 402 Comment
  IRVC26211  Mimulus brevipes A. C. Sanders 2003-5-1 26245 Los Angeles NE side of Castaic Mesa, near Angeles National Forest boundary, ca. 0.6 mi. due west of confluence of Bitter and Charlie Canyons Western San Gabriel Mtns. 396 Comment
  RSA191012  Mimulus brevipes Robert F. Thorne, James Henrickson 1963-5-5 32309 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont 518 Comment
  RSA0021286  Mimulus cardinalis Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5081 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  UC682200  Mimulus cardinalis Blanche Trask May 1896 Los Angeles Avalon Santa Catalina Island Comment
  JEPS11538  Mimulus guttatus Frank W. Peirson 1918-6-1 198 Los Angeles Eaton Canyon San Gabriel Mountains 640 Comment
  RSA0034300  Mimulus guttatus Orlando Mistretta 1990-7-2 s.n. Los Angeles Bear Flat 1746 Comment
  SEINET3159676  Mimulus guttatus G. B. Grant, W. Wheeler 1904-1 789 /6135 Los Angeles On Santa Catalina Island, Pacific Ocean, off southern California. Comment
  CDA41783  Mimulus johnstonii S. E. Schoenig 1998-6-2 98 -55 Los Angeles Northeast side of road, 3.0 [miles] along 4N11 (Big Rock Creek Road) from Valyermo-Big Pine Road. Angeles National Forest. Comment
  RSA535602  Mimulus johnstonii David M. Thompson 1988-5-26 916 Los Angeles San Gabriel Mountains 3.0 miles SE of Valyermo-Big Pines road along Big Rock Creek Road, NE side of road. 1390 Comment
  UCR204418  Mimulus moschatus R. G. Swinney 2001-9-15 8178 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  RSA714526  Mimulus parishii A. C. Sanders, T. B. Salvato 2005-5-24 30242 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River. 518 Comment
  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
  RSA729736  Mimulus suksdorfii R. G. Swinney 1998-6-12 6957 Los Angeles San Gabriel Mtns.: SW of Pinon Hills, 0.3 mi. south of mouth of Mescal Canyon and reservoir. 1500 Comment
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Oct 17 2010
  CAS-BOT-BC388663  Minuartia douglasii Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena Comment
  CHSC95802  Minuartia douglasii LeRoy Gross 2005-5-3 2237 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  RSA586478  Minuartia douglasii Orlando Mistretta 1995-6-20 1820 Los Angeles Bare Mountain Canyon. 1829 Comment
  LA200668  Mirabilis laevis var. crassifolia M. Zaitlin; 1951-4-8 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  NY622188  Mirabilis laevis var. crassifolia Mr. Rich s.n. Los Angeles Comment
  SD52864  Mirabilis laevis var. crassifolia Peter H. Raven 1962-4-9 17174 Los Angeles San Clemente Island; Wilson Cove, in grassland near barracks. 60 Comment
  UCR181771  Monardella R. G. Swinney 1997-6-13 5589 Los Angeles San Gabriel Mtns, ridge NE of Table Mountain (peak 7473 ft.), c. 0.4 mi. west of San Bernardino Co. line 2195 Comment
  RSA250383  Monardella cinerea Robert F. Thorne, DeBuhr 1972-8-18 42246 Los Angeles San Gabriel Mts; Angeles National Forest: open peak of Mt. Islip 2515 Comment
  SBBG13617  Monolepis nuttalliana P. H. Raven 1962-5-9 17653 Los Angeles cyn just N of Guds 249 Comment
  UCR277103  Monolopia lanceolata R. G. Swinney 2011-4-19 14422 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
  RSA392632  Mucronea californica Anstruther Davidson 1891-06 s.n. Los Angeles Glendale. Comment
  UCR210227  Muhlenbergia californica R. G. Swinney 2008-9-10 9422 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek 1463 Comment
  UCR182644  Muhlenbergia richardsonis R. G. Swinney 1997-7-16 5669 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
  UCR209876  Muhlenbergia rigens R. G. Swinney 2008-7-13 9190 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, middle fork of Bell Canyon at debris basin 762 Comment
  UCR256630  Muilla maritima Mitch Provance 2010-5-4 0510- 42 Los Angeles Tehachapi Mtns., ridgeline overlooking Hwy I-5 about 0.4 miles NE of Gorman 1430 Comment
  CAS-BOT-BC515104  Muilla maritima Timothy S. Ross; Steve Boyd 1994-5-11 7782 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp,Liebre Mtn 7.5' USGS Quadrangle 1732 Comment
  RSA0127004  Muilla maritima Louis C. Wheeler 1967-7-15 10046 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  SD112299  Muilla maritima Darley F. Howe Apr 1915 44 Los Angeles Claremont. Comment
  UCSB41565  Muilla maritima Eldred, E. 1977-5-30 Los Angeles Rte. 39, 3 miles south of Crystal Lake 1219 Comment
  CAS-BOT-BC327744  Munzothamnus blairii Reid Moran 1958-9-15 6824 Los Angeles San Clemente Island. Canyon, 1.8 miles SE of Eel Point. 100 Comment
  SD51932  Munzothamnus blairii Peter H. Raven 1962-5-10 17717 Los Angeles San Clemente Island; on a cliff on the south side of canyon just north of Thirst. 199 Comment
  RSA628798  Myriophyllum aquaticum H. L. Cogswell 1948-5-8 s.n. Los Angeles 3 mi. S. of El Monte. S.W. Cate Ditch property, San Gabriel River Wildlife Santuary. Comment
  SBBG98052  Myriopteris newberryi T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5221 Los Angeles vicinity of Knob, 5100 ft NW of Guds 251 Comment
  RSA0013167  Nama californica Orlando Mistretta, Christine Mistretta 2011-6-6 5679 Los Angeles Vicinity of Palmdale. Approx. 100 meters SW of intersection of Elizabeth Lake Rd and Southern California Edison transmission line corridor, 2.32 miles E of Jct of Elizabeth Lake Rd. and Godde Hill Rd. 898 Comment
  RSA0103359  Nama californica Louis C. Wheeler 1948-6-13 6645 Los Angeles San Gabriel Mountains: Coldwater Canyon, off Big Tujunga. 1006 Comment
  UCD87917  Nassella lepida Peter H. Raven; Robert F. Thorne 1964-5-7 19030 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains. 243 Comment
  UC440480  Nassella pulchra Carl Epling and Lincoln Ellison 1930-3-28 Los Angeles Las Flores Canyon Santa Monica Mountains Comment
  UCR129431  Navarretia atractyloides A. C. Sanders, Mark Elvin 2002-6-18 25135 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Sawtooth Ridge' area c. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533 518 Comment
  RSA469837  Navarretia hamata subsp. hamata I. M. Johnston 1917-05 986 Los Angeles Mts. North of Claremont Johnston's Pasture. 609 Comment
  CATA3115  Navarretia hamata subsp. leptantha Amy Catalano 2016-5-20 119 Los Angeles Santa Catalina Island: Open ridge 75 meters northeast of entrance gate for exclosure 3A 359 Comment
  UC890876  Nemacladus glanduliferus Marcus E. Jones, A. M. Aug 1884 Los Angeles Los Angeles Comment
  UCR256566  Nemacladus longiflorus var. longiflorus Anuja Parikh, Nathan Gale 2011-6-25 3505 Los Angeles Transverse Ranage; San Gabriel Mountains, Upper Big Tujunga Canyon, 1.2 km west of Shortcut Station, 0.8 km north of State Hwy 2, Angeles Crest Hwy 1236 Comment
  RSA524628  Nemacladus orientalis T. S. Ross, S. D. Boyd 1990-5-17 2597 Los Angeles Mill Creek Tree Plantation, Tujunga District, Angeles National Forest 1613 Comment
  UCR256609  Nemacladus pinnatifidus Anuja Parikh, Nathan Gale 2011-6-10 3442 Los Angeles Transverse Range; San Gabriel Mountains, north of Aliso Canyon, 0.6 km west of Angeles Forest Hwy, 1.5 km north of Aliso Canyon Road 1265 Comment
  SEINET10906103  Nemacladus sigmoideus Hoffman 1929-4-27 HOFFMAN s.n. Los Angeles Sandy flat near Roosevelt Comment
  RSA421326  Nemophila menziesii Richard C. Barkelew 1929-4-14 s.n. Los Angeles Mulholland Hwy. Comment
  POM3741  Nemophila menziesii var. integrifolia H. M. Hall 1903-04 3748 Los Angeles Near Pasadena. Comment
  SEINET3156484  Nemophila menziesii var. integrifolia E. K. Balls, L. W. Lenz 1950-3-28 14453 Los Angeles 12 miles S of Castaic, Hwy. 99 335 Comment
  UCR182265  Nemophila menziesii var. integrifolia R. G. Swinney, Dave Larson 1998-4-26 6034 Los Angeles San Gabriel Mtns., Browns Flat, San Dimas Experimental Forest 1332 Comment
  RSA611655  Nemophila menziesii var. menziesii Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10085 Los Angeles Liebre Mountains region: Anaverde Valley at north base of Sierra Pelona. 976 Comment
  UCSC000898  Nemophila parviflora Peter Kamb 1947-5-25 533 Los Angeles near Sunset Ridge Sunset Ridge - San Gabriel Mts., Millard's Canyon 671 Comment
  RSA421491  Nemophila pedunculata M. B. Dunkle 1933-6-17 251 Los Angeles San Antonio Canyon Comment
  RSA729842  Nicotiana attenuata R. G. Swinney 1999-6-18 7335 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
  UCR189878  Nicotiana attenuata R. G. Swinney 1998-9-7 6929 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, c. 1 mi. west of summit of Pine Mountain 2659 Comment
  CAS-BOT-BC231567  Nicotiana glauca Carl B. Wolf 1932-5-9 3443 Los Angeles Santa Catalina Island. Pebbly Beach 7 Comment
  RSA0036804  Nicotiana glauca Louis Van Velzen 1987-5-23 87 -22 Los Angeles Walnut Creek Co. Pk., west of San Dimas, on trail between Scarborough St. and 210 Fwy. Comment
  RSA547831  Nicotiana glauca Tim S. Ross, Peter Fritsch 1990-6-20 3638 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  UCR259131  Nicotiana glauca R. G. Swinney 2010-5-4 12533 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  RSA0060154  Nicotiana quadrivalvis Philip A. Munz 1923-6-9 6929 Los Angeles Bouquet Canyon, near Saugus. 1006 Comment
  SBBG17996  Notholaena californica E. R. Blakley 1963-4-7 5510 Los Angeles Middle Ranch Cyn, 1 mi below Eagle's Nest 60 Comment
  UC174208  Oenanthe sarmentosa Katharine Brandegee Los Angeles San Pedro Comment
  RSA301275  Oenothera californica W. Stubbe 1971-1 76 -16 Los Angeles Eastside of the Sierra, between Pearblossom and Elisabeth Lake. Comment
  SD129448  Oenothera cespitosa John Adams 1966-4-20 697 Los Angeles Mojave Desert, 5.0 miles from Llano near Black Butte. 609 Comment
  SBBG60466  Oenothera elata subsp. hirsutissima R. Hoffmann 1927-6-14 Los Angeles near Castaic Comment
  SEINET13294182 Image available Oenothera glazioviana Unknown Los Angeles Grown at Claremont, California Comment
  LA202439  Oenothera speciosa Arthur C. Gibson; 2006-8-9 5107 Los Angeles Comment
  CATA1821  Olea europaea Benjamin E. Carter 2012-8-31 7022 Los Angeles Santa Catalina Island: Black Jack Campground 459 Comment
  RSA515097  Oligomeris linifolia Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-28 795 -3 Los Angeles San Clemente Island, China Canyon, central branch, S end of island. Comment
  POM286852  Opuntia basilaris var. brachyclada Edwin F. Wiegand 184 Los Angeles Collected at Valyermo Comment
  POM321006  Opuntia fusicaulis Lyman Benson, L. Scheinvar 1975-2-16 LS- 1651 Los Angeles La Verne. Comment
  POM321012  Opuntia guerrana Lyman Benson, L. Scheinvar 1975-2-16 LS- 1660 Los Angeles La Verne. Comment
  SEINET10947796  Opuntia littoralis LeRoy R. Abrams, Ernest A. McGregor 1908-7-2 Abrams 558 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains. 1158 Comment
  SEINET10828673  Orcuttia californica Bellue 1944-1 Los Angeles Comment
  LA34421  Oreonana vestita W. R. Ernst; summer 1947 Los Angeles SAN GABRIEL MOUNTAINS, Mt. Hawkins, on the summits of, top of San Gabriel Canyon. 2438 Comment
  RSA593494  Orobanche bulbosa Steve Boyd, Mike Wall 1996-5-16 8774 Los Angeles Liebre Mountains, ridgeline and adjacent slopes of side canyon to Charlie Canyon, west of San Francisquito Canyon off Angeles National Forest Road 5N17, ca 0.4 road miles south of jtn with 5N30, south of Red Mountain. 671 Comment
  RSA660096  Orobanche fasciculata Orlando Mistretta 1992-6-12 547 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  UCR256683  Orobanche valida subsp. valida Orlando Mistretta 1995-1-10 1956 Los Angeles Transverse Ranges; San Gabriel Mtns., near Glendora Mountain Road, c. 4 miles west of junction with Baldy Mtn. Road 1418 Comment
  RSA4767  Orthocarpus purpurascens var. pallidus James Snow 1932-1 s.n. Los Angeles The Bryant ranch, near Long Beach. Comment
  SEINET10600703  Oryzopsis miliacea Louis C. Wheeler 1967-7-30 Wheeler 10270 Los Angeles San Gabriel Mountains. All Trail CAnyon, BM 3434 near Tom Lucas campground. Sunny, moist sandy loam. 1006 Comment
  SBBG98302  Osmadenia tenella L. C. Wheeler 1932-6-4 799 Los Angeles Liveoak Cyn 518 Comment
  JEPS15912  Osmorhiza berteroi Frank W. Peirson 1919-6-14 491 Los Angeles Rock Creek San Gabriel Mountains 1981 Comment
  POM353431  Oxalis albicans subsp. pilosa Bonnie C. Templeton 1939-4-26 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  LA50656  Oxalis californica Martha Hilend; K. Kinsel 1929-3-9 sn Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, W of Hollywood Lake. Comment
  RSA607607  Oxalis corniculata Louis C. Wheeler 1966-10-27 9094 Los Angeles San Gabriel Mountains: Rincon Ranger Station. Comment
  RSA463264  Oxalis pes-caprae A. C. Sanders 1988-2-3 7596 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  CDA20109  Oxalis pes-caprae M. O'Brien 2003-4-13 MOB 9 -03 Los Angeles South Coast; Topanga State Park, near the headquarters compound. 0 Comment
  SD39352  Oxalis valdiviensis Edith A. Purer 1931-2-15 71 Los Angeles Open field Comment
  JEPS22777  Oxytheca parishii var. parishii Rimo Bacigalupi with Reino Alava 1958-7-20 6434 Los Angeles just s Mt. Lewis (just w of Dawson Saddle, along Angeles Crest Highway (State Highway 2), above headwaters of South Fork of Big Rock Creek, San Gabriel Mts.); San Gabriel Mountains 2429 Comment
  UCR202720  Oxytheca parishii var. parishii R. G. Swinney 2001-8-18 8057 Los Angeles San Gabriel Mtns., Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge 2257 Comment
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Aug 29 2012
  RSA522436  Oxytheca trilobata Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4015 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District, Angeles National Forest. Comment
  UC519909  Packera breweri Carl Epling and Louise Wheeler 1933-6-4 1848 Los Angeles near Quail Lake; Sandberg 1310 Comment
  JEPS81720  Packera ionophylla Rimo Bacigalupi with Reino Alava 1958-7-20 6423 Los Angeles about 1.0 mi w Cedar Spring (n face of ridge, upper slopes of canyon); San Gabriel Mts, Angeles NF, Kratka Ridge, Little Rock Creek 2072 Comment
  SFV21025  Paeonia californica L. Gross 2002-2-24 487 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
  UCR259679  Paeonia californica R. G. Swinney 2010-4-13 12203 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  RSA608523  Paeonia californica Louis C. Wheeler 1930-3-29 19 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  LA200956  Panicum miliaceum Peter H. Raven; 1960-4-24 15125 Los Angeles 609 Comment
  LA200735  Papaver californicum W. O. Griesel; 1936-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Decker Road near Mulholland Hwy. 457 Comment
  SBBG20505  Parietaria hespera var. californica E. R. Blakley 1963-12-7 6337 Los Angeles shallow cyn sloping to ocean, 200 ft N of Lighthouse, N of Pyramid Head 53 Comment
  LA51802  Parietaria hespera var. hespera Carl Epling; March 1925 6449 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA680374  Parkinsonia aculeata T. S. Ross 1990-6-11 3405 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  RSA613496  Paspalum dilatatum L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  SBBG63474  Pectocarya anisocarpa R. Hoffmann 1929-4-27 Los Angeles near Castaic Comment
  UCR189379  Pectocarya linearis R. G. Swinney 1990-3-19 1534 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  RSA715782  Pectocarya penicillata Scott D. White, Pam De Vries 2006-5-10 11420 Los Angeles St Tehachapi: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  UC76145  Pectocarya penicillata Geo. B. Grant June 1902 913 Los Angeles Santa Catalina Island Comment
  RSA191006  Pectocarya penicillata R. F. Thorne 1963-5-15 31671 Los Angeles San Gabriel Mountains region: 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  RSA0081704  Pectocarya setosa R. G. Swinney 2010-5-19 12805 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  RSA249800  Pectocarya setosa R. F. Thorne 1973-5-11 43497 Los Angeles 1/4-1/2 mi N of Bob s Gap, N slope of Holcomb ridge, c. 2 1/2 mi due S of Llano 1159 Comment
  UCR222817  Pectocarya setosa R. G. Swinney 2009-4-29 10582 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
  LA51894  Pedicularis densiflora W. O. Griesel; 1936-4-19 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Summit Decker Road. Comment
  RSA401945A  Pedicularis densiflora T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  RSA0048357  Pedicularis densiflora Elwood Fordham 1951-3-18 s.n. Los Angeles Topanga Canyon - Robinson Road. 335 Comment
  CHSC118868  Pelargonium grossularioides Daniel Gluesenkamp 2006-11-23 Los Angeles Fallbrook. 1524 Dickey St in abandoned citrus orchard. 233 Comment
  CAS-BOT-BC67717  Pellaea andromedifolia Marcus E. Jones 1882-2-25 s.n. Los Angeles Pasadena Comment
  LA94146  Pellaea andromedifolia Lawrence L. Kiefer; 1966-4-9 1826 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 2 mi above Sunset Blvd. 243 Comment
  SBBG20543  Pellaea andromedifolia E. R. Blakley 1963-12-7 6343 Los Angeles shallow cyn sloping to ocean, 200 ft N of Lighthouse, N of Pyramid Head 53 Comment
  UCR150591  Pellaea mucronata var. mucronata L. C. Wheeler 1967-9-4 10643 Los Angeles San Gabriel Mountains, Pine Mountain Ridge 2317 Comment
  RSA0069842  Pennisetum setaceum R. G. Swinney 2010-5-4 12488 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
  RSA675934  Pennisetum setaceum LeRoy Gross 2003-3-9 792 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. 357 Comment
  UCR205703  Pennisetum setaceum A. C. Sanders, T. B. Salvato 2009-5-20 36863 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines NE of Plaza Dr., SE of Montebello Blvd. and SW of San Gabriel Blvd. 108 Comment
  RSA773287  Penstemon centranthifolius R. G. Swinney 2009-6-24 11275 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  SEINET8112617 Image available Penstemon grinnellii Noel H. Holmgren, James L. Reveal 1966-1 2609 Los Angeles San Gabriel Mountains, Grandview CAnyon, County Road N4, 4.5 miles below (west northwest of) Big Pines Station 1707 Comment
  POM21350  Penstemon grinnellii subsp. grinnellii Fordyce Griffiths Jr. 1917-7-8 s.n. Los Angeles San Gabriel Mountains, Barley flats. 1707 Comment
  RSA79854  Penstemon grinnellii subsp. grinnellii F. W. Peirson 1905-1 201 Los Angeles Mt. Lowe, San Gabriel Mountains. Comment
  NY601209  Penstemon grinnellii var. grinnellii A. D. E. Elmer 06 1902 3615 Los Angeles Acton Comment
  SD127611  Penstemon grinnellii var. grinnellii Scott Zona, D. Arias, et al. 21-28 Jun 1989 331 Los Angeles Mountain High Ski Resort; west of Wrightwood. 2020 Comment
  PASA878  Penstemon heterophyllus Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  JEPS11117  Penstemon labrosus Frank W. Peirson 1918-6-30 204 Los Angeles summit of Mt. Wilson San Gabriel Mountains, summit of Mt. Wilson 1752 Comment
  RSA0019900  Penstemon labrosus Orlando Mistretta, Christine Mistretta 2011-6-29 5760 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, near microwave tower 0.5 miles SE of summit. 1945 Comment
  POM17795  Penstemon labrosus Philip A. Munz 1923-8-31 7682 Los Angeles Blue Ridge, south of Swartout Valley, San Gabriel Mountains. 2576 Comment
  RSA579441  Penstemon labrosus Tim S. Ross, D. L. Banks 1994-6-21 7985 Los Angeles Vicinity of Pacifico Mountain: decending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca. 2325 m NW of Pac. Mtn's 7124-foot summit. 1915 Comment
  SFV18197  Penstemon laetus P. Wilson, S. Kimball, L. Malessa (1) 2000-6-12 s. n. Los Angeles San Gabriel Mountains Millard Canyon, north of Altadena. 1400 Comment
  RSA0087084  Penstemon spectabilis R. G. Swinney 2010-3-30 12108 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  UCR124870  Penstemon spectabilis B. C. Templeton 1933-5-15 5126 Los Angeles Southern Coastal Plain, Highland Ave., Los Angeles 152 Comment
  LA51898  Penstemon spectabilis var. subviscosus N. M. Gauss; 1961-5-14 28 Los Angeles SANTA MONICA MOUNTAINS, Cold Canyon Rd 3.1 mi NE of Las Virgines Rd. 304 Comment
  CAS-BOT-BC330487  Pentachaeta aurea Louis C. Wheeler 1936-6-6 4121 Los Angeles E side San Dimas Canyon near dam, San Gabriel Mts. 457 Comment
  RSA0060340  Pentagramma triangularis L. C. Wheeler 1931-4-8 s.n. Los Angeles San Gabriel Mountains: San Dimas Canyon. Comment
  SBBG38819  Pentagramma triangularis subsp. triangularis M. B. Dunkle 1939-11-24 7341 Los Angeles head of canyon, Mosquito Summit Comment
  SBBG13266  Pentagramma triangularis subsp. viscosa M. A. Piehl 1962-6-9 62322 a Los Angeles head of cyn just below (N of) Chenity (S of Mosquito Cove) 304 Comment
  OBI28040  Peritoma arborea David J. Keil, Dirk Walters 1977-4-30 12276 Los Angeles On S side of rte 138 in vicinity of jctn with Los Angeles Co. rd N-2, across hwy from Quail Rservoir Comment
  SBBG131597  Perityle emoryi S. A. Junak 1999-7-15 SCa 1026 Los Angeles Salta Verde Beach, just E of S-facing bluffs/rock face 6 Comment
  SBBG42187  Perityle emoryi M. B. Dunkle 1939-4-7 7335 Los Angeles Pyramid Cove Comment
  CAS-BOT-BC419015  Persicaria lapathifolia G. B. Grant 1901-9-19 4549 Los Angeles Summit Mt. Lowe Comment
  RSA5355  Petalonyx thurberi subsp. thurberi Carl B. Wolf 1932-10-19 4350 Los Angeles Mint Canyon, 8 mi. above Saugus. 427 Comment
  RSA428100  Phacelia austromontana I. M. Johnston 1932-6-10 15494 Los Angeles Above Manker Flats on N slope, just beyond saddle near Sierra Club cabin Comment
  RSA426153  Phacelia bicolor Ora M. Clark 1929-3-30 1926 Los Angeles E of Lancaster Comment
  UCR277145  Phacelia brachyloba R. G. Swinney 2011-6-15 15208 Los Angeles San Gabriel Mountains, Chilao Flat, north of south entrance road to Chilao Flat Campground, 0.1 mile west of Angeles Crest Hwy 1631 Comment
  LA26125  Phacelia cicutaria var. hispida Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  UC1348866  Phacelia cicutaria var. hispida Robert F. Thorne 1966-4-28 36215 Los Angeles near upper end Renton Mine rd Santa Catalina Island, Pebbly Beach Canyon 259 Comment
  UCR251886  Phacelia cicutaria var. hispida Victoria M. Woods, David G. Cook 2014-5-26 48 Los Angeles Transverse Range; San Gabriel Mtns., Angeles National Forest, Mount Baldy area, Potato Mountain Trail from Baldy Mtn. Rd turnoff 1043 Comment
  SBBG54436  Phacelia davidsonii L. Constance, F. W. Peirson 1941-6-25 2854 Los Angeles near head of Vincent Gulch 2133 Comment
  RSA0091723  Phacelia distans R. G. Swinney 2011-4-20 14442 Los Angeles Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 miles upstream in Hunt Cyn. 1220 Comment
  UCR209489  Phacelia distans R. G. Swinney 2008-6-17 9042 Los Angeles San Gabriel Mountains, Pinyon Ridge, 4.4 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway, 1.6 mi. west of peak 6535 1952 Comment
  UCR281169  Phacelia distans R. G. Swinney 2014-5-7 16426 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  RSA0055961  Phacelia distans R. F. Thorne, Jim Henrickson 1963-5-5 32311 Los Angeles Cobal Canyon, foothills of the San Gabriel Mountains, ca. 4 miles north of Claremont. 518 Comment
  SD40089  Phacelia douglasii Edith A. Purer 1933-4-13 4990 Los Angeles Comment
  UCD169466  Phacelia douglasii Carl Epling 1943-3-13 s.n. Los Angeles San Hills. Playa del Rey, Pershing Drive, 1 mile south of Culver City Blvd. Comment
  RSA567290  Phacelia egena Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3965 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  RSA150690  Phacelia floribunda Peter H. Raven 1962-5-10 17728 Los Angeles Near bottom of Horse Canyon (large canyon west of Thirst), San Clemente Island 457 Comment
  SEINET3246003  Phacelia imbricata R. G. Swinney 2009-1 10834 Los Angeles Transverse Range; San Gabriel Mtns.: Pechner Canyon, SE of community of Juniper Hills. 446 Comment
  RSA561824  Phacelia imbricata subsp. imbricata Steve Boyd 1993-6-3 8179 Los Angeles north of Sylmar and south of Santa Clarita. North of Santa Clara Rd (3N17.9) at head of eastern-most canyons 914 Comment
  UCR159703  Phacelia imbricata subsp. patula Orlando Mistretta 1993-5-10 838 Los Angeles Transverse Ranges, San Gabriel Mtns: Big Rock Creek, Big Rock Creek Rd. just before the confluence of N and S Forks 1326 Comment
  RSA225710  Phacelia longipes Robert F. Thorne 1971-5-22 39733 Los Angeles Fish Canyon. 305 Comment
  RSA507997  Phacelia longipes Steve Boyd 1988-4-28 2252 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus. In small canyon. Angeles National Forest. 640 Comment
  RSA587149  Phacelia longipes Orlando Mistretta 1995-4-28 1657 Los Angeles San Gabriel Moutains: Santiago Canyon. Slopes W of main canyon. 1372 Comment
  UC212200  Phacelia longipes I. M. Johnston 1917-8-21 Los Angeles head of San Antonio Canyon (Sleepy Hollow) San Antonio Mountains 2286 Comment
  UCR190288  Phacelia longipes R. G. Swinney 1998-8-1 6625 Los Angeles San Gabriel Mtns., Vincent Gulch, c. 2.5 miles ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  RSA239488  Phacelia lyonii E. R. Blakley 1962-6-9 5206 Los Angeles Canyon W of road, 2.5 miles North of China Point. Santa [San] Clemente Island. 213 Comment
  RSA7454  Phacelia minor Fay A. MacFadden 1930-5-9 1654 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  RSA0089523  Phacelia mohavensis R. G. Swinney 2011-8-17 15627 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  UC457333  Phacelia parryi Carl Epling 1931-5-2 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UC284697  Phacelia ramosissima var. austrolitoralis I. Johnston 1917-6-10 1322 Los Angeles sand dunes Playa del Rey Comment
  CAS-BOT-BC154350  Phacelia stellaris McClatchie 1897-3-20 1347 Los Angeles near Redondo Comment
  UCD120709  Phacelia viscida Daryl Koutnik 1978-6-3 521 Los Angeles Dry Canyon-Cold Creek Road between Mulholland Hwy and Old Topanga Canyon Road. 304 Comment
  SEINET10920985  Phalaris lemmonii LeRoy R. Abrams 1903-4-9 Abrams 3234 Los Angeles In exsiccated places, Inglewood Comment
  RSA251550  Phalaris minor R. F. Thorne 1973-4-12 42944 Los Angeles San Clemente Island: Pyramid Cove at S end of island near small point between Triton and Thresher. 6 Comment
  SD30638  Phalaris minor Mr. Ritter 1931-4-3 2049 Los Angeles Near Pasadena, in field Comment
  RSA0107861  Phalaris paradoxa Steven A. Junak, Mark Hoefs 1997-6-4 SCa- 423 Los Angeles Santa Catalina Island: Along S side of Upper Buffalo Corral Reservoir. 188 Comment
  UCR178058  Phoenix canariensis LeRoy Gross 2003-2-22 743 Los Angeles Transverse Ranges: Verdugo Mountains Region, South side; Along Brand Canyon (fire burned this area in Summer-fall of 2002). Above one of the debris dams, below where the falls from the west fork drainage comes in. 320 Comment
  RSA25957  Pholisma arenarium W. D. Pierce 1941-06 117 Los Angeles El Segundo. Comment
  CATA2025  Pholistoma auritum Steven A. Junak, Keri Kirkland 1998-4-5 552 Los Angeles Santa Catalina Island: Toyon Bay, just inland from mouth of canyon 36 Comment
  SBBG6208  Pholistoma membranaceum H. and M. Dearing 1939-4-4 3081 Los Angeles Little Rock Cyn Comment
  RSA567523  Phoradendron villosum Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-27 3917 Los Angeles Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon. 1473 Comment
  RSA0072434  Photinia arbutifolia var. macrocarpa F. R. Fosberg 1931-12-11 7159 Los Angeles Santa Catalina Island. Gallagher's Beach. 2 Comment
  RSA684039  Phyllospadix torreyi E. Yale Dawson 1958-5-21 19190 Los Angeles Malibu beach, 0.8 mi W of Las Flores Canyon Rd. Station 18; 225-250 from shore base point; mean low water level and below. Comment
  RSA611496  Physalis philadelphica Louis C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  RSA412025  Pickeringia montana H. L. Bauer 1933-3-11 17527 Los Angeles Saddle Peak. 457 Comment
  SEINET3388748 Image available Picris echioides F. A. MacFadden 12934 Los Angeles Waste land Culver City, Los Angeles Co. California Comment
  UCR157500  Picris echioides Scott D. White 1994-7-14 2262 Los Angeles Transverse Ranges; San Gabriel Mountains, San Dimas Canyon; along San Dimas Canyon Road 396 Comment
  HSC79761  Pinus coulteri N. Cole 1967-5-27 97 Los Angeles Charlton Flats, San Gabriel Mtns. 1500 Comment
  RSA755335  Pinus halepensis Sandra Murcia, Gregg Miller 2006-3-10 s.n. Los Angeles Palos Verdes Peninsula, NW corner of the intersection of Crestridge Road and Crenshaw Boulevard in the city of Rancho Palos Verdes 305 Comment
  UCR256213  Pinus lambertiana R. G. Swinney 2010-9-21 13849 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  RSA612190  Pinus monophylla L. C. Wheeler 1970-10-7 s.n. Los Angeles Los Angeles: 1/2 mile northeast of Charlton Station near Center. 1677 Comment
  CATA3383  Pinus radiata Peter J. Dixon 2016-11-16 060 Los Angeles Santa Catalina Island: Middle Canyon, near 2nd brige east of Middle Ranch, in drainage 271 Comment
  SEINET11740425  Pinus radiata R. H. Daily 1915-11-13 s.n. Los Angeles Los Angeles Comment
  RSA597175  Piperia cooperi Louis C. Wheeler 1950-5-19 6761 Los Angeles San Gabriel Mountains. Mesa between Millard Canyon and Arroyo Seco. 426 Comment
  UCR65556  Pityrogramma triangularis var. triangularis T. S. Ross, Steve Boyd 1990-5-14 2506 Los Angeles San Gabriel Mtns., Angeles National Forest, Yerba Buena Ridge, Tujunga Ranger District 1024 Comment
  RSA639274  Plagiobothrys arizonicus R. F. Thorne 1973-5-11 43518 Los Angeles San Gabriel Mts.: Dry ridge N of Shoemaker Canyon between Mile High and Valyermo 1341 Comment
  UCR214037  Plagiobothrys arizonicus A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37963 Los Angeles Tehachapi Mountains, Crane Canyon, 1.0 mi. SE (144 deg. ) of Castac Lake, 1.7 mi. NE (43 deg. ) of Gorman, just S of Kern Co. line 1189 Comment
  CATA1729  Plagiobothrys canescens Mark L. Hoefs, Steven A. Junak 2000-4-14 3076 Los Angeles Santa Catalina Island: Hillside about halfway between Airport Road and Goat Harbor 469 Comment
  POM50666  Plagiobothrys collinus var. californicus A. J. McClatchie 1897-5-2 s.n. Los Angeles Wilmington Comment
  RSA535279  Plagiobothrys collinus var. gracilis Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5315 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons 486 Comment
  SFV11227  Plagiobothrys nothofulvus D. K. Shayne 1966-3-9 106 Los Angeles Santa Susana Mountains Above Zelzah Street. Comment
  RSA0092869  Plantago coronopus Steven A. Junak, Mark Hoefs, Sara L. Crockett 1997-6-6 SCa- 447 Los Angeles Santa Catalina Island: Along old road above W end of White's Landing, overlooking Balboa Yacht Club, W of summit of trail. 43 Comment
  SBBG132114  Plantago erecta S. A. Junak 1996-4-12 SCI 303 Los Angeles upper E reaches of Horse Beach Cyn drainage 402 Comment
  UCR205682  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
  HSC16849  Plantago major C. E. Fellows 1965-8-22 115 Los Angeles Big Tujunga Canyon, 1.8 mi. E of Rim Canyon Rd. on Mt. Gleason Ave., NE on side road 1.3 mi. Comment
  SEINET9171495  Plantago major L. C. Wheeler 1933-10-20 2180 Los Angeles San Gabriel River. 70 Comment
  RSA660222  Platanus racemosa Fred Brooks 1988-4-16 6 Los Angeles San Antonio Canyon, above lower ranger station along edges of canyon. 762 Comment
  POM314  Platystemon californicus C. F. Baker 1904-4-22 4181 Los Angeles Monrovia. Comment
  UCR259686  Platystemon californicus Mitch Provance, Callen Huff 2009-4-28 10717 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  RSA0038382  Platystemon californicus Carol Haines 1964-5-23 159 Los Angeles 21 miles from beginning of Old Ridge Route. 1524 Comment
  RSA445687  Platystemon californicus var. californicus Bonnie C. Templeton, I. W. Clokey 1930-4-8 1015 Los Angeles San Francisquito Canyon, San Gabriel Mts. 700 Comment
  RSA445704  Platystemon californicus var. californicus T. S. Clare 1930-04 s.n. Los Angeles Sandberg. Comment
  UCR125172  Pluchea sericea A. C. Sanders, Mark Elvin 2002-6-25 25276 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
  SEINET10517050  Poa annua David B. Dunn 1948-2-26 Dunn 3697 a Los Angeles Collected in orchard forming a nearly complete ground cover. Calif. State Polytechnic campus, 3 1/2 mi SW of San Dimas. Clay soil. Comment
  RSA0106566  Poa bulbosa subsp. vivipara R. G. Swinney 2011-6-23 15308 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center. 1582 Comment
  SBBG127079  Poa palustris A. Parikh, N. Gale 2011-6-28 3524 Los Angeles upper Big Tujunga Cyn, just E of Shortcut Station, 0.6 km N of St Hwy 2; San Gabriel Mtns 1282 Comment
  IRVC27982  Poa secunda A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26113 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
  RSA0093463  Poa secunda Richard G. Swinney 2011-6-7 15062 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy.2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek. 1573 Comment
  RSA573553  Poa secunda Timothy S. Ross 1992-5-8 6291 Los Angeles San Gabriel Mountains: San Antonio Canyon; upper N side of Hog Back. 1183 Comment
  RSA596888  Poa secunda Timothy S. Ross, J. Mark Porter 1995-5-4 8515 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA616321B  Poa secunda Scott D. White, P. DeVries 1998-4-20 6320 -unic. Los Angeles Liebre Mts., Soledad Canyon area: Proposed quarry area N of Soledad Canyon Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 580 Comment
  RSA0116198  Poa secunda Steven A. Junak 2000-4-15 SCa- 1205 Los Angeles Santa Catalina Island. On W side of road to Lone Tree, ca. 0.1 mi. from junction w/ Divide Road. 479 Comment
  UC76987  Poa secunda subsp. secunda J. Burtt Davy May 9 1896-May 24 1896 2537 Los Angeles Manzana; Antelope Valley Comment
  RSA477714  Polycarpon depressum L. C. Wheeler 1934-3-29 2481 Los Angeles Sepulveda Canyon, Santa Monica Mountains. 183 Comment
  SD253530  Polygonum aviculare R. G. Swinney 2011-10-27 15902 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, ca. 300 meters east of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 648 Comment
  UCR210418  Polygonum aviculare R. G. Swinney 2008-12-6 9967 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel 229 Comment
  RSA464418  Polygonum aviculare M. Bisbee 1917-5-26 s.n. Los Angeles Roadsides and yards, Eagle Rock Comment
  UC168761  Polygonum aviculare subsp. aviculare Geo. B. Grant 1904-5-24 1020 Los Angeles Pasadena Comment
  CAS-BOT-BC413997  Polygonum aviculare subsp. aviculare C. W. Tilforth 1968-4-17 141 b Los Angeles LASCA Comment
  SD52850  Polygonum aviculare subsp. depressum Peter H. Raven 1962-7-11 18016 Los Angeles docks area, Wildon Cove, San Clemente Island 9 Comment
  UCR205737  Polygonum hydropiperoides A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36985 Los Angeles San Gabriel Valley, San Gabriel River channel between Lower Azusa Rd. and the I-605 crossing, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 110 Comment
  RSA279066  Polygonum lapathifolium Robert F. Thorne, C. W. Tilforth 1971-4-9 41532 Los Angeles Angeles National Forest; or near entrance thereto and below entrance to wooded area of San Dimas Canyon along San Dimas Creek. 381 Comment
  RSA466406  Polygonum persicaria Dorothy Davis 1924-1 s.n. Los Angeles Vicinity of Los Angeles. Comment
  LA94043  Polypodium californicum Lawrence L. Kiefer; 1966-3-12 1666 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, ca 0.75 mi from Hwy 1, N-facing bank just W of Mulholland Hwy,. 106 Comment
  POM310153  Polypodium californicum Hulda Crooks 1946-3-11 232 Los Angeles Big Dalton Canyon. 366 Comment
  RSA0091135  Polypodium californicum R. G. Swinney 2011-3-22 14195 Los Angeles mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 509 Comment
  UCR261427  Polypodium californicum Joseph Cahill 2010-12-22 1210- 19 Los Angeles Western Transverse Range; Santa Monica Mountains, Mulholland Hwy, c. 2 miles from Pacific Coast Hwy 65 Comment
  UCR270054  Polypodium californicum R. G. Swinney 2011-3-17 14127 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  SD47442  Polypodium californicum Ira L. Wiggins 1949-2-22 Los Angeles San Clemenete Island, steep hillside near northeast end 36 Comment
  UCSB62427  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  RSA654299  Polypogon monspeliensis Monica Acosta 1998-5-22 16 Los Angeles The Center for Regenerative Stuedies, South of California State Polytechnic University. (Cal Poly Pomona) 225 Comment
  LA103567  Polypogon viridis Barry A. Prigge; 1986-3-29 7164 Los Angeles Little Rock Creek: just above State Hwy 138 883 Comment
  RSA0056207  Polypogon viridis Orlando Mistretta, Mike Hammit 1991-4-15 s.n. Los Angeles Liebre Mountains region: San Francisquito Canyon. 543 Comment
  RSA128011  Polypogon viridis P. H. Raven, H. J. Thompson 1959-10-18 14663 Los Angeles Mouth of Topanga Canyon, Santa Monica Mountains. 5 Comment
  RSA177766  Polypogon viridis R. F. Thorne, Percy C. Everett 1965-5-10 34436 -A Los Angeles Cape Canyon, Santa Catalina Island 274 Comment
  SBBG109150  Polypogon viridis S. A. Junak 1997-10-20 SCl 970 Los Angeles N end of beach at mouth of Thirst Cyn 3 Comment
  SD124446  Polypogon viridis Barry Prigge 1986-3-28 7164 Los Angeles Mojave Desert, Little Rock Creek, just above State Highway 138. Common perennial along edge of stream. 883 Comment
  UCR146527  Polystichum imbricans Scott D. White 2004-7-28 10655 Los Angeles San Gabriel Mtns., Clear Creek area. In and around the 'The Pines' Picnic area, immediately south of Angeles Forest Hwy, c. 0.5 mi west of jtn. with Angeles Crest Hwy. 1052 Comment
  RSA0021514  Populus balsamifera subsp. trichocarpa Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5143 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  UC1302315  Populus trichocarpa Robert F. Thorne and P. C. Everett 1964-2-7 33486 Los Angeles along creek in Middle Canyon below dam Santa Catalina Island; , along creek in Middle Canyon 152 Comment
  POM6455  Potamogeton crispus Philip A. Munz 1919-5-15 2785 Los Angeles Pond in Botany lath house of Pomona College, Los Angeles County Comment
  RSA85766  Potentilla glandulosa subsp. nevadensis F. W. Peirson 1921-7-17 2678 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains. 2058 Comment
  NY689143  Potentilla multijuga H. E. Hasse 06 1893 s.n. Los Angeles Near Los Angeles. Comment
  RSA86853  Prunus emarginata F. W. Peirson 1941-6-24 s.n. Los Angeles Summit of ridge above Big Pines, north side of San Gabriel Mountains, near Los Angeles-San Bernardino County line. 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
  UCD113466  Prunus ilicifolia Elise Jackson 1993-5-2 31 Los Angeles Newhall, Placerita Canyon Nature Center, approx. 50 feet from beginning of Ecology Trail. 487 Comment
  LA200822  Prunus ilicifolia subsp. ilicifolia A. M. Johnson; 1934-3-16 4347 Los Angeles SIMI HILLS, Johnson's Ranch beyond Chatsworth. Comment
  JEPS44614  Prunus ilicifolia subsp. lyonii W. L. Jepson 1908-7-12 3044 Los Angeles Santa Catalina Island Comment
  RSA720242  Pseudognaphalium biolettii LeRoy Gross 2007-4-27 2657 Los Angeles Southern front of the range; Sherer Canyon. West branch of this canyon. At some old foundations, power lines running up the ridge north of here. 288 Comment
  SD39784  Pseudognaphalium biolettii Edith A. Purer 1931-2-21 Los Angeles El Segundo Comment
  UCR71326  Pseudognaphalium biolettii Steve Boyd, T. Ross, L. Arnseth 1990-4-8 4432 Los Angeles Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point Comment
  POM197903A  Pseudognaphalium biolettii Joseph A. Ewan 1932-2-3 7018 Los Angeles Hillside near mouth of Laurel Canyon, Santa Monica Mts. Comment
  RSA786901  Pseudognaphalium biolettii Doris Bowers 1956-5-2 552 Los Angeles Road to Puddingstone, LaVerne. 320 Comment
  CAS-BOT-BC356713  Pseudognaphalium californicum Tim Ross 1992-6-15 6576 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): S-draining tributary of Turnbull Canyon 304 Comment
  RSA0069845  Pseudognaphalium californicum R. G. Swinney 2010-4-20 12309 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  UCR258928  Pseudognaphalium canescens subsp. microcephalum R. G. Swinney 2010-4-20 12277 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  CATA1396  Pseudognaphalium luteoalbum Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2537 Los Angeles Santa Catalina Island: Echo Lake 438 Comment
  SD240862  Pseudognaphalium luteoalbum R. G. Swinney 2009-3-31 10220 Los Angeles Transverse Range; San Gabriel Mtns.: mouth of San Gabriel Canyon, 0.7 - 1.2 mi. north and NE of Foothill Blvd., Azusa /Duarte. 188 Comment
  CAS-BOT-BC357291  Pseudognaphalium microcephalum Tim Ross; Orlando Mistretta 1993-5-27 7323 Los Angeles W end of the San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon 841 Comment
  RSA787279  Pseudotsuga macrocarpa R. G. Swinney 2009-6-17 11222 Los Angeles Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  SFV17276  Pseudotsuga macrocarpa J. N. Hogue, E. L. Waian 1998-1-2 97 1 Los Angeles San Gabriel Mountains Angeles National Forest, near Strawberry Spring. 0.5 miles east of Strawberry Peak. 1463 Comment
  UC1348839  Pseudotsuga macrocarpa J. Horton 1938-9-21 8384 A Los Angeles n slope ravine; Glendora Comment
  UCR179970  Pteridium aquilinum R. G. Swinney 1996-8-7 5212 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half of Brown's Flat 1341 Comment
  UC1971164  Pterospora andromedea Louis C. Wheeler 1968-7-23 Los Angeles San Gabriel Mountains: Little Rock Creek, fork north from pump house. Comment
  CAS-BOT-BC421213  Pterostegia drymarioides Le Roy Abrams 1899-4-1 214 Los Angeles Ballona Harbor Comment
  RSA0110797  Pterostegia drymarioides R. G. Swinney 2011-4-28 14551 Los Angeles San Gabriel Mountains: north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam. 878 Comment
  UCR194740  Pterostegia drymarioides Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 745 Los Angeles Transverse Range: Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motortway 427 Comment
  CAS-BOT-BC421194  Pterostegia drymarioides H. E. Hasse 1901-7-1 s.n. Los Angeles Below head west fork San Gabriel Canon [Canyon] Comment
  RSA452003  Pterostegia drymarioides E. Crow 1928-4-11 237 Los Angeles Puddingstone Canyon Hills, S of San Dimas. Comment
  SBBG59026  Pterostegia drymarioides S. A. Junak 1997-3-7 SCl 736 Los Angeles just E of Camera Pad Horton 3, W side of Twin Dams Cyn 411 Comment
  SEINET3077186 Image available Purshia glandulosa Norman C. Cooper 1948-4-21 2669 Los Angeles Littlerock. 762 Comment
  RSA451425  Purshia tridentata var. glandulosa M. H. thompson 1959-4-26 s.n. Los Angeles Near Valyermo, Big Rock Creek Comment
  RSA401592B  Pycnanthemum californicum Louis C. Wheeler 1933-8-14 2083 Los Angeles San Dimas Canyon. 640 Comment
  RSA622840  Pycnanthemum californicum Louis C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains: West of heliport. 1585 Comment
  SBBG77430  Quercus X macdonaldii F. R. Fosberg 1931-12-10 7152 Los Angeles Pebbly Beach Cyn 40 Comment
  RSA476846  Quercus agrifolia Thekla Mohr 1931 Los Angeles Los Angeles. Comment
  RSA608345  Quercus agrifolia var. agrifolia Louis C. Wheeler 1930-3-15 16 Los Angeles Mandeville Canyon. Comment
  RSA653519  Quercus berberidifolia LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 280 Los Angeles Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet 610 Comment
  NY42617  Quercus chrysolepis J. B. Walker 1995-3-30 1303 Los Angeles Angeles National Forest, Ridge Rt USFS 8N04, 11km S of Hwy 138 1300 Comment
  POM180345  Quercus chrysolepis Edwin B. Bartram 1920-6-30 528 Los Angeles Mt. Lowe 1433 Comment
  POM2095  Quercus chrysolepis C. F. Baker 1903-9-20 3688 Los Angeles San Antonio Canyon near Claremont. Comment
  SEINET13203224 Image available Quercus chrysolepis R. G. Swinney 2011-1 15884 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 meters south to 100 meters north of Hwy 39 (Crystal Lake 7.5' Q.) 1006 Comment
  SEINET4077694  Quercus chrysolepis B. C. Templeton 1939-1 7361 Los Angeles East rim at Canyon head, San Clemente Island. Comment
  UC57497  Quercus chrysolepis J. H. Barber 1897-6-30 228 Los Angeles Pierson's Mine San Gabriel Mts., Aliso Canyon Comment
  SEINET3127568  Quercus douglasii G. B. Grant 1904-6-14 1091 Los Angeles Monrovia Comment
  CAS-BOT-BC86220  Quercus dumosa Geo. B. Grant 1906-9-1 7177 Los Angeles Catalina Island Comment
  SEINET13953271 Image available Quercus dumosa Peter H. Raven, Henry J. Thompson 1959-1 13809 Los Angeles 1.2 mi E of summit of Saddle Peak, Santa Monica Mountains 671 Comment
  CHSC95521  Quercus durata var. gabrielensis LeRoy Gross; Valerie Soza, Neil Gilbert 2000-10-18 290 Los Angeles Verdugo Mountains: Intersection of Verdugo Mountainway and Hostetter Mountainway. Along roadside, a short distance down Hostetter Mountainway north side. 914 Comment
  RSA3308  Quercus durata var. gabrielensis Carl B. Wolf 1931-10-20 s.n. Los Angeles 1/2 mile above Montrose, on road from Tujunga to La Canada 457 Comment
  RSA476600  Quercus durata var. gabrielensis F. R. Fosberg 1931-11-29 7078 Los Angeles La Crescenta Comment
  RSA652363  Quercus durata var. gabrielensis O. Aragon, R. J. Meyer 1950-2-14 s.n. Los Angeles [County L.A. or San Bernardino] Mt. Baldy region. 1829 Comment
  UCR177731  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 300 Los Angeles Los Angeles Basin region; Verdugo Mtns., Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale. Following the fire break up to main crest (to Beaudry fire road) 305 Comment
  UCR203971  Quercus durata var. gabrielensis D. E. Bramlet 2007-7-13 4109 Los Angeles San Gabriel Mountains, La Verne, 152 m north of Baseline, 1.37 km west of Live Oak Canyon Road and 1.28 km east of Marshall Creek 398 Comment
  SD90036  Quercus engelmannii Carlos D. Jativa 1973-10-9 2808 Los Angeles Los Angeles State and County Arboretum, grid B3 Comment
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Jul 10 2010
  UCR140963  Quercus john-tuckeri June Latting 1973-6-10 s.n. Los Angeles San Gabriel Mountains, South Fork, Big Rock Creek 1402 Comment
  POM370196  Quercus lobata Lyman Benson 1946-10-16 12213 Los Angeles Between the first 2 summits north of Castaic. 762 Comment
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Jun 25 2014
  RSA638895  Quercus pacifica J. M. Tucker 1992-4-1 s.n. Los Angeles Santa Catalina Island, above Cherry Valley Creek, roughly 1.5 miles northwest of the Isthmus, 1/4 mile above road. 91 Comment
  UCSB34858  Quercus pacifica Muller, Cornelius 1953-5-2 Los Angeles Lower end of Swain Canyon, Santa Catalina Island Comment
  CAS-BOT-BC258378  Quercus tomentella P. S. Manos 1988-10-28 681 Los Angeles San Clemente Island, just N of Stone Canyon 243 Comment
  POM296972  Quercus tomentella Karen Hosterman 1957-4-8 959 Los Angeles Santa Catalina Island. Avalon; just E of Stables on road to Bird Park; E-W Canyon. Comment
  SBBG95484  Quercus tomentella M. B. Dunkle 1928-11-2 2028 Los Angeles Gallagher Cyn Comment
  SD69514  Quercus tomentella Robert F. Thorne 1966-4-5 35823 Los Angeles Santa Catalina Island, Cape Canyon 274 Comment
  RSA579457  Quercus wislizeni var. frutescens Tim S. Ross, Steve D. Boyd 1994-9-21 8305 Los Angeles Liebre Mountain: upper west summit area on broad northerly ridge extending northward toward Tentrock Canyon drainage; ca 340-460 m ENE of Sandberg Triangulation Point (5345-ft). (east into adjacent 64th section) 1607 Comment
  SBBG59048  Quercus wislizeni var. frutescens R. Hoffmann 1927-8-31 Los Angeles Mint Cyn, Oak's Garage Comment
  POM8739  Rafinesquia californica P. A. Munz, R. D. Harwood 1920-5-15 3961 Los Angeles Santa Monica Mountains 305 Comment
  LA82458  Ranunculus californicus O. H. Kappler; 1941-3-8 100 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  PASA2629  Ranunculus californicus Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  RSA609516  Ranunculus californicus Louis C. Wheeler 1974-3-28 s.n. Los Angeles San Gabriel Mountains: Wildwood Ranch, east of Glendora. Comment
  CAS-BOT-BC74281  Raphanus sativus John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Island. 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
  UCR223668  Rhamnus californica R. G. Swinney 2009-6-12 11123 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  CAS-BOT-BC59939  Rhamnus crocea P. C. Everett 1935-6-25 7245 Los Angeles San fernando Valley. Foothill Blvd., 7/10 mi. w. of Van Nuys Blvd. 274 Comment
  UCR179268  Rhamnus crocea R. G. Swinney 1969-7-4 171 Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon 610 Comment
  RSA391041  Rhamnus ilicifolia H. L. Bauer 1932-03 15370 Los Angeles Mouth of Topango [Topanga] Canyon. Comment
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May 29 2014
  RSA596142  Rhamnus ilicifolia Tim S. Ross, S. D. Boyd 1995-6-28 8645 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  SBBG27507  Rhamnus ilicifolia C. B. Wolf 1928-5-11 Los Angeles just above the place where the Los Angeles Aqueduct crosses the hwy Comment
  SD80071  Rhamnus ilicifolia Nancy Ryan Zabriskie, Walter Zabriskie 1970-4-12 282 Los Angeles East bank of Arroyo Seco, down stream from La Loma Street bridge, extreme southwest area of Pasadena. 213 Comment
  UC440398  Rhamnus ilicifolia Carl Epling and Lincoln Ellison 1930-3-15 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  CAS-BOT-BC59822  Rhamnus pirifolia Carl B. Wolf 1932-5-10 3502 Los Angeles Santa Catalina Island. Avalon Canyon, agbove last almond orchard. 121 Comment
  RSA390861  Rhamnus pirifolia George B. Grant 1931 Los Angeles Santa Catalina Island Comment
  UC17941  Rhus J. H. Barber 1897-1 311 Los Angeles Santa Monica Canyon Comment
  CAS-BOT-BC170472  Rhus integrifolia Dr. Barton W. Evermann 1918-3-29 s.n. Los Angeles Santa Catalina Isl. Comment
  POM293306  Rhus integrifolia Lyman Benson 1945-2-13 11600 Los Angeles Claremont. 335 Comment
  RSA760591  Rhus integrifolia R. G. Swinney 2009-3-10 10070 Los Angeles Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  SBBG96849  Rhus integrifolia S. Boyd with T. Ross, L. Arnseth 1990-4-7 4203 Los Angeles upper reaches of China Cyn Comment
  UC1584258  Rhus trilobata Tim Ross, Steve Boyd 1990-6-6 2832 Los Angeles Green Valley Pasture; San Francisquito Canyon 926 Comment
  UC11474  Ribes amarum A. J. McClatchie 1896-3-7 Los Angeles San Gabriel Mts. Comment
  LA205465  Ribes aureum var. gracillimum Louis C. Wheeler; 1932-2-12 445 Los Angeles San Gabriel Wash 106 Comment
  RSA476428  Ribes aureum var. gracillimum E. S. Spalding 1923-3-21 s.n. Los Angeles Exposition park, Los Angeles Comment
  RSA717409  Ribes aureum var. gracillimum Gary Kovnat, LeRoy Gross 2003-2-16 16 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 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
  SFV21030  Ribes aureum var. gracillimum L. Gross 2002-2-23 479 Los Angeles Verdugo Mountains Northeast side of mountains along Beaudry North Mountainway (dirt road). From bottom of Deer Creek this road leads to the main crest of the Verdugo's. Entered at the intersection of Beaudry Blvd. and Beaudry Terrace. 366 Comment
  RSA0021112  Ribes lasianthum Orlando Mistretta, R. T. Hawke 1995-6-29 1860 Los Angeles San Gabriel Mountains: Lightening Ridge Trail, Blue Ridge. Comment
  RSA0021113  Ribes lasianthum J. C. Roos 1937-5-31 10 Los Angeles Big Pines, near Jackson Lake. Comment
  RSA230180  Ribes nevadense Robert F. Thorne 1969-7-10 38394 Los Angeles San Gabriel Mountains; Angeles National Forest: Along Angeles Crest Hwy. 1.1 mile NE of Pine Hollow Picnic Ground. 2134 Comment
  UCR108182  Ribes nevadense L. C. Wheeler 1966-8-21 8837 Los Angeles San Gabriel Mtns., Dorr Canyon, NW slope of Mt. Burnham, Lodgepole Picnic Area, Angeles Crest Hwy 2317 Comment
  CAS-BOT-BC209701  Ribes quercetorum Louis C. Wheeler 1932-4-9 575 Los Angeles Kings Canyon near Elizabeth Lake 1036 Comment
  UC11615  Ribes roezlii H. M. Hall 1899-6-20 1271 Los Angeles Schwartout Canyon San Antonio Mountains 2042 Comment
  SEINET11177065  Ribes speciosum M. Licher 2011-2-21 3021 Los Angeles Deervale-Stone Canyon Park, Santa Monica Mountains, 1 mi. east of 405, & north of Mulholland Dr. 320 Comment
  UC858607  Ribes speciosum E. Lloyd 1933-4-8 Los Angeles Temescal Canyon Santa Monica Mts. Comment
  CAS-BOT-BC173943  Ribes viburnifolium Carl B. Wolf 1932-5-10 3538 Los Angeles Santa Catalina Island. Along ridge between summit of the equestrian trail & Mt. Shatto 335 Comment
  UC858627  Ribes viburnifolium Ezra C. Knopf 249 Los Angeles Santa Catalina Island Comment
  SFV10301  Ricinus communis L. Comee 1978-10-31 s. n. Los Angeles Santa Monica Mountains Topanga Canyon, 0.5 miles from Pacific Coast Highway. Comment
  UCR270991  Ricinus communis R. G. Swinney, Cody Clarke and 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
  UCR184047  Rigiopappus leptocladus A. C. Sanders 2007-4-19 33425 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  UCR95376  Robinia pseudoacacia Steve Boyd, Lauren Raz 1996-10-8 9003 Los Angeles Liebre Mtns area, Bouquet Canyon, c. 0.9 mi. south of junction with Forest Service Road 6N08 561 Comment
  RSA746843  Rorippa curvisiliqua R. G. Swinney 2008-4-30 8696 Los Angeles Glendora, Big Dalton Canyon Debris Basin 341 Comment
  CATA1655  Rosa californica Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-6-13 2942 Los Angeles Santa Catalina Island: Behind Little Harbor 9 Comment
  OBI53678  Rosa californica Susan Barth, Steven Korenstein 1994-4-7 39 Los Angeles Santa Susana Mts. Northridge, Aliso Cyn off Sesnon 800m from trl head just before the first loop on E side 130 Comment
  UCR272842  Rosa californica R. G. Swinney 2011-6-1 14938 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
  CAS-BOT-BC146956  Rosa woodsii var. gratissima C. B. Wolf 1931-10-23 2494 Los Angeles 100 ft. W. of Wrightwood Lodge, [Swartout] Swarthout Valley, San Gabriel Mts. 1828 Comment
  SEINET3558033 Image available Rosmarinus officinalis Bruno Klinger 1968-2-5 s.n. Los Angeles Pasadena, Pasadena. Comment
  UCR55875  Rubus pensilvanicus J. A. Adams 1965-5-14 227 Los Angeles Mount San Antonio Canyon, 2.7 mi. above lower Mt. San Antonio forest station 1012 Comment
  RSA499371  Rubus ursinus Albert J. Perkins 1915-10-31 s.n. Los Angeles Clear Creek Trail, Tujunga Ca - on Comment
  RSA657463  Rubus ursinus D. Dybdahl 1976-5-31 27 Los Angeles Verdugo Mountains Region: Down hill of 1644 Heather Ridge Dr., Glendale. 320 Comment
  RSA11033  Rumex hymenosepalus Carl B. Wolf 1928-3-29 1595 Los Angeles Castaic; South base of Ridge Route road 396 Comment
  UC6945  Rumex hymenosepalus J. Burtt Davy May 9 1896-May 24 1896 2591 Los Angeles Leonis Valley Antelope Valley Comment
  RSA91332  Rupertia physodes F. W. Peirson 1919-5-18 93 Los Angeles Monrovia Canyon, S base of San Gabriel Mountains 457 Comment
  JEPS51082  Sagina apetala George B. Grant 1917-4-15 Los Angeles Pasadena Comment
  UCR123896  Salazaria mexicana Steven R. Hill, K. Kramer 2001-4-22 33395 Los Angeles Southwestern Mojave Desert, South side of Calif. Hwy 138 (Pearblossom Hwy) just east of Palmdale and c. 1 mi west of Little Rock; W side of Little Rock Wash 860 Comment
  UC7478  Salicornia subterminalis J. Burtt Davy May 9 1896-May 24 1896 2570 Los Angeles Bell's Alkali Flat Antelope Valley, West Palmdale Comment
  UCD110923  Salix exigua F. R. Fosberg 1932-3-3 7411 Los Angeles Castaic Creek, below Castaic, San Gabriel Mts. 300 Comment
  UC492451  Salix exigua var. hindsiana F. R. Fosberg 1932-3-3 7413 Los Angeles Castaic Creek below Castaic; San Gabriel Mts. 300 Comment
  UC846159  Salix exigua var. hindsiana Ivan Johnston 1917-5-13 1242 Los Angeles El Monte 91 Comment
  LA103425  Salix laevigata Barry A. Prigge; 1986-3-20 6960 Los Angeles Santa Monica Mountains, Medea Creek, just N of Paramount Ranch State Park 231 Comment
  LA52059  Salix laevigata A. M. Johnson; 1932-5-30 4100 Los Angeles SANTA MONICA MOUNTAINS, Brent's Mountain, Crag's Camp. Comment
  OBI5715  Salix laevigata Carl W. Sharsmith 1931-10-26 2 Los Angeles Santa Clara River Valley, 1.5 km N of Castaic 315 Comment
  UC506443  Salix laevigata Carl Hedin and Joseph Ewan 1932-4-30 7692 Los Angeles stream along Baldwin Hills near Higuera Rd. Culver City Comment
  UCR270254  Salix laevigata R. G. Swinney 2011-6-30 15397 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  SBBG118698  Salix lasiolepis R. F. Thorne 1967-10-21 37402 Los Angeles near San Antonio Falls 1950 Comment
  SD253552  Salix lasiolepis R. G. Swinney 2011-3-26 14212 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon (Glendora 7.5'Q) 476 Comment
  SJSU244  Salix lasiolepis C. W. Sharsmith 1932-1-17 10 Los Angeles Lower San Gabriel Canyon c. 9.5 km above Azusa 298 Comment
  UC1600832  Salix lasiolepis Carl W. Sharsmith 1932-1-17 10 Los Angeles about 9.5 km above Azusa; Lower San Gabriel Canyon 300 Comment
  UC492439  Salix lasiolepis F. R. Fosberg 1931-1-26 7179 Los Angeles Topanga Canyon Santa Monica Mts., Topanga Canyon 225 Comment
  UC506415  Salix lasiolepis Carl Hedin and Joseph Ewan 1932-5-19 7663 Los Angeles Ballona Creek at Ballona Marshes; Ballona Creek at Ballona Marshes Comment
  UCR138841  Salix lasiolepis L. C. Wheeler 1966-8-21 8822 Los Angeles San Gabriel Mtns., Dorr Canyon, NW slope of Mt. Burnham, Lodgepole Picnic Area, Angeles Crest Hwy 2317 Comment
  CDA3166  Salsola australis R. E. Riefner Jr. 2007-3-1 07 -125 Los Angeles Palos Verdes Peninsula . Vicinity of Rolling Hills Road at Palos Verdes Drive. Comment
  UC1136478  Salsola tragus G. T. Nordstrom 1935-5-15 583 Los Angeles 1/2 mi. n. Tejon Pass; Tejon Quad. Comment
  CDA23509  Salsola tragus R. E. Riefner Jr. 2007-5-12 07 -197 Los Angeles City of Santa Clarita, near Lyons Avenue and Avenue Dorena. Comment
  RSA607576  Salsola tragus L. C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. & San Diego Fwy, between Sepulveda & 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.] Comment
  RSA0115266  Saltugilia grinnellii subsp. grantii Richard G. Swinney 2010-6-8 13228 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 100-300m south of Placerita Cyn. in Los Pinetos Cyn. 573 Comment
  RSA71794  Saltugilia splendens subsp. grantii F. W. Peirson 1928-6-2 7933 Los Angeles South Fork of Rock Creek 1982 Comment
  UCR277137  Saltugilia splendens subsp. grantii R. G. Swinney 2010-6-8 13228 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 100-300 m south of Placerita Cyn. in Los Pinetos Cyn. 598 Comment
  RSA590856  Saltugilia splendens subsp. splendens T. S. Ross, S. D. Boyd 1990-5-15 2519 Los Angeles Live Oak Campground, Tujunga Ranger Distruct, Angeles National Forestr; at the confluence of Sand Canyon and Bear Canyon. (draining to the Santa Clara River about 3.5 miles north) 646 Comment
  SBBG31363  Salvia apiana R. F. Thorne with P. C. Everett 1965-5-10 34440 Los Angeles Cape Cyn 274 Comment
  RSA0069767  Salvia columbariae LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6985 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA595133  Salvia columbariae Steve Boyd 1996-4-25 8706 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
  HSC14351  Salvia dorrii C. S. Apperson 1967-6-3 Los Angeles 28 miles from Gorman on Ave. D 854 Comment
  LA212273  Salvia dorrii Lee Haines; 1968-3-30 s.n. Los Angeles NW corner. 6 miles south of Gorman. 1127 Comment
  CAS-BOT-BC224952  Salvia dorrii var. pilosa A. D. E. Elmer 1902-6-1 3696 Los Angeles Vincent Comment
  SBBG71168  Salvia dorrii var. pilosa R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  SEINET7978749  Salvia dorrii var. pilosa B. Ertter, J. Strachan 1979-6-29 3007 Los Angeles North edge of Angeles NF, ca. 9 airmiles ESE of Pearblossom, 1.7 mile N of Mile High on County Hwy N4. 1463 Comment
  RSA344356  Salvia leucophylla Michael C. Long 1982-6-25 247 Los Angeles Placerita Canyon Road, San Gabriel Mountains, ca. 0.5 mi. E of Hwy 14 (Antelope Valley Fwy). 396 Comment
  CAS-BOT-BC229496  Salvia mellifera A. C. Sanders 2003-3-14 25763 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 560 Comment
  CAS-BOT-BC233296  Salvia mellifera Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7408 Los Angeles Rancho Palos Verdes, un-named horseshoe-shaped canyon to the NE of upper Forrestal Drive, San Pedro 7.5' USGS quadrangle 164 Comment
  POM96018  Salvia mellifera P. A. Munz 1926-4-4 10014 Los Angeles 2 miles north of Saugus. Comment
  RSA706909  Salvia mellifera Gary D. Wallace, M. Wallace 1985-3-2 2182 Los Angeles Palos Verdes Peninsula, S of Los Angeles. N of Portugese Bend and the school on Forrestal Rd. Comment
  SBBG53970  Salvia mellifera K. R. Montgomery, T. W. Strid 1973-5-13 73 -9 Los Angeles N facing slope at Dillon Divide; site of LASCA Cistus field plot Comment
  UCR157918  Salvia mellifera Robert J. Steers 2005-5-8 19 Los Angeles South Coast, Palos Verdes Peninsula: on primarily south-facing hillside that is 200 ft west of Pirate Dr. along the north side of Forrestal Dr 183 Comment
  LA200601  Salvia spathacea Carl Epling; L. Ellison 1929-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA580976  Salvia spathacea Catherine A. Mish 1995-3-4 19 Los Angeles Santa Monica Mtns, Caballero Cyn. Located 1.5 km from trailhead. 380 Comment
  SD38735  Salvia spathacea Edith A. Purer 1935-5-11 6572 Los Angeles Malibou Lodge Road Comment
  UC170392  Salvia spathacea H. M. Hall 1902-5-9 3250 Los Angeles San Fernando Pass at head of San Fernando Valley Comment
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May 19 2016
  RSA713789  Sambucus mexicana A. C. Sanders, Helen Kennedy 2005-4-13 29427 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  CAS-BOT-BC238741  Sambucus nigra subsp. caerulea Alice Eastwood 1917-7-20 6471 Los Angeles Santa Catalina Island Comment
  UCR276731  Sambucus nigra subsp. caerulea R. G. Swinney 2010-9-21 13851 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  UCR193427  Sanicula arguta Dan S. Cooper 2008-3-28 s.n. Los Angeles San Gabriel Valley, Summitridge Park, Diamond Bar, north side of Grand Ave., just west of San Bernardino Co. line 356 Comment
  RSA470992  Sanicula arguta Howard Mullins 1931-3-7 s.n. Los Angeles Oak Wilde [Oakwilde], canyon Comment
  UCD127920  Sanicula arguta P. B. Kennedy 1928-3-28 s.n. Los Angeles southeast of golf-links, Avalon, Santa Catalina Island. Comment
  RSA471463  Sanicula crassicaulis Blanche Trask 1901-05 s.n. Los Angeles Avalon, Santa Catalina Island. 1 Comment
  RSA471470  Sanicula crassicaulis E. S. Spalding 1923-4-4 s.n. Los Angeles Laurel Canyon, Southern California. Comment
  LA82388  Sanicula tuberosa O. H. Kappler; 1944-3-26 555 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA729357  Sarcodes sanguinea R. G. Swinney 1998-10-24 7023 Los Angeles NE ridge of Pine Moutnatin, one ridge east of Devil's Backbone Trail from Wright Mountain. Montane coniferous forest with Pinus contorta. Chrysolepis sempervirens, etc. 2689 Comment
  POM17612  Saxifraga californica P. A. Munz 1923-3-10 7324 Los Angeles Johnson s Pasture, 3 miles north of Claremont. 488 Comment
  UCR273915  Schismus barbatus Steven A. Junak 1999-4-24 SCa- 859 Los Angeles California Islands, Santa Catalina Island. Plant stop, main road 445 Comment
  UCR95584  Schoenoplectus acutus var. occidentalis L. C. Wheeler 1946-8-28 6271 Los Angeles San Gabriel Mtns, Caldwell Lake 1570 Comment
  POM50489  Schoenoplectus americanus Le Roy Abrams 1901-04 1448 Los Angeles Los Angeles River. Comment
  SEINET10320463  Schoenoplectus americanus G. B. Grant 4893 Los Angeles Los Angeles Comment
  JEPS48953  Scirpus microcarpus Jos. Ewan 1934-8-11 2347 Los Angeles Newcomb's Ranch San Gabriel Mts., Chilao region, Newcomb's Ranch (Chilao region, San Gabriel Mts.) 1645 Comment
  RSA425188  Scrophularia californica subsp. floribunda I. W. Clokey, Bonnie C. Templeton 1929-07 4573 Los Angeles Mandeville Canyon, Santa Monica Mountains. 300 Comment
  UC624991  Scrophularia villosa F. R. Fosberg 1931-4-8 S 4520 Los Angeles Avalon Valley; Santa Catalina Isl 60 Comment
  RSA729564  Scutellaria siphocampyloides R. G. Swinney 1999-6-30 7493 Los Angeles San Gabriel Mtns.: Grand View Canyon, c. 1.1 mi. north of Big Pines hwy at All Nation Camp 1585 Comment
  RSA651610  Secale cereale Harold Mosher 1948-5-4 s.n. Los Angeles On a farm near Littlerock. 2 miles W of Littlerock. 548 Comment
  UCR114587  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
  LA94006  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-12 1668 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Decker Rd., ca 1 mi E of Ventura County line. 304 Comment
  SEINET3074315 Image available Selaginella bigelovii C. F. Shutts 1949-2-14 5 Los Angeles Little Dalton Canyon, San Gabriel Mountains. 430 Comment
  CAS-BOT-BC62024  Selaginella bigelovii Chas. W. Gilman 1922-5-28 s.n. Los Angeles Big Tujunga Canyon Comment
  POM18210  Selaginella bigelovii Philip A. Munz 1923-4-10 6726 Los Angeles San Clemente Island: deep canyon south of Lemon Tank on west coast Comment
  RSA527626  Selaginella bigelovii Steve Boyd, T. S. Ross, Laurel Arnseth 1990-4-8 4411 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  CDA8625  Senecio flaccidus var. douglasii A. Overturf 1989-12-28 s.n. Los Angeles Summit area of Mt. WIlson. Comment
  LA32047  Senecio flaccidus var. douglasii Henry J. Thompson; 1958-9-8 1804 Los Angeles Santa Monica Mountains, Franklin Canyon, 1 mi S of Mulholland Drive 243 Comment
  POM262782  Senecio flaccidus var. douglasii J. C. Roos 1940-8-31 242 Los Angeles San Gabriel River, near El Monte Comment
  RSA596053  Senecio flaccidus var. douglasii Timothy S. Ross, J. Mark Porter 1995-5-4 8424 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA639475  Senecio flaccidus var. douglasii Walter Wisura 5130 Los Angeles San Gabriel Mts.: 3.5 mi W of Cow Canyon Saddle on forestry rd off Glendora Ridgeroad. 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
  RSA177787  Senecio lyonii R. F. Thorne, Percy C. Everett 1965-5-11 34548 Los Angeles Santa Catalina Island, about halfway between Little Harbor and Isthmus Cove 152 Comment
  SBBG43860  Senecio lyonii M. R. Benedict 1971-6-26 Los Angeles about 0.5 mi S of Wilson's Cove Comment
  SBBG96669  Senecio lyonii S. Boyd with T. Ross, L. Arnseth 1990-4-7 4261 Los Angeles lower half of China Cyn Comment
  RSA604525  Senecio mikanioides Mark L. Hoefs, Steven A. Junak, Janet Takara, Keri Kirkland 1995-11-10 2556 Los Angeles Santa Catalina Island; beach at empire landing. 3 Comment
  RSA653842  Senecio vulgaris Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 768 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 518 Comment
  UCSB46614  Senecio vulgaris Welton, Patti 1983-3-28 Los Angeles On southwest side of Mulholland Hwy, 2.2 miles north of its junction with Malibu Canyon Road, Santa Monica Mtns. 487 Comment
  UCR104097  Setaria parviflora Scott D. White 1997-5-21 5194 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, parallel to Hwy 39, along unnamed dirt access road to gauging station below Morris Dam 290 Comment
  CATA2998  Sibara filifolia Peter J. Dixon 2015-3-12 032 Los Angeles Santa Catalina Island: Wild Boar Gully, far SW corner of exclosure, population nickname ""fenceline"". 500m south of Wild Boar Gully Rd. 250 m north of Pacific Ocean. 75 Comment
  SD51912  Silene antirrhina Peter H. Raven 1962-5-9 17680 Los Angeles San Clemente Island; near head of canyon above Mosquito Cove. 340 Comment
  SEINET11944363  Silene gallica J. A. Ewan 1932-1 7467 Los Angeles Verdugo Canyon at Colina drive Upper Sonoran Zone Comment
  UCSB1878  Silene gallica H., J. 1935-4-24 Los Angeles San Dimas Exp. Forest; Wolfskill watershed; trail to East Fork Flume; sec. 14, T 1N, R 8W 609 Comment
  LA200354  Silene laciniata subsp. laciniata John O'Leary; 1974-4-25 276 Los Angeles Santa Monica Mountains, Stone Canyon, overlooking Stone Canyon Reservoir 289 Comment
  LA33911  Silene laciniata subsp. laciniata Henry J. Thompson; 1959-5-24 2009 Los Angeles Santa Monica Mountains, Tuna Canyon, 1.9 mi N of Pacific Coast Hwy on Tuna Canyon Rd 335 Comment
  LA94364  Silene laciniata subsp. laciniata A. M. Johnson; 1935-4-26 4576 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA225669  Silene laciniata subsp. major R. F. Thorne, A. C. Gibson 1971-5-22 39755 Los Angeles San Gabriel Mts., Angeles National Forest: Fish Canyon, somewhat below Falls; 365 Comment
  RSA650323  Silene laciniata subsp. major A. E. Hersh 1950-7-15 s.n. Los Angeles about 3 miles from west end of Topanga Canyon. El. 152 Comment
  SD181613  Silene laciniata subsp. major LeRoy Gross, Michael Denslow,B. Hogshead,Sarah Swartzentruber 2003-6-17 1047 Los Angeles Transverse Ranges,Verdugo Mtns,S side of mtns,Brand Cyn,above lg waterfall where cyn forks off; Burbank 7.5' quad. A smaller side cyn branches off to the E of main cyn; side cyn narrows quickly to a bedrock waterfall (or seep); area burned last year. 519 Comment
  CAS-BOT-BC175104  Silene verecunda H. M. Hall 1900-6-3 1511 Los Angeles Swarthout Canyon. San Antonio Mountains 1889 Comment
  UCR190890  Silene verecunda R. G. Swinney, Cody Clarke 2001-6-20 7994 Los Angeles San Gabriel Mtns., summit of Mt. Lewis, NW of Dawson Saddle 2560 Comment
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Feb 6 2013
  RSA748495  Silene verecunda subsp. platyota Orlando Mistretta 1992-7-9 663 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  RSA643290  Silybum marianum R. D. Goeden, D. W. Ricker 1972-5-19 s.n. Los Angeles Chino Hills: Brea Canyon S of Diamond Bar, E side of Brea Cyn. Rd., 0.6 mi. S of Diamond Bar Blvd. 198 Comment
  UCSB42914  Silybum marianum Gallagher, A. 1980-5-8 Los Angeles Sycamore Canyon Comment
  CDA20717  Sinapis arvensis Hartman 2006-7-26 PDR 1353126 Los Angeles E. Spring St., Long Beach, CA. Comment
  SBBG31096  Sinapis arvensis R. F. Thorne 1966-6-1 36466 Los Angeles Pebbly Beach terminal 6 Comment
  RSA604055  Sinapis arvensis L. C. Wheeler 1933-5-18 1741 Los Angeles San Gabriel. 107 Comment
  RSA0093465  Sisymbrium altissimum Richard G. Swinney 2011-6-7 15059 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy.2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek. 1573 Comment
  RSA587382  Sisymbrium altissimum Orlando Mistretta 1992-5-8 284 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir 1066 Comment
  RSA729233  Sisymbrium altissimum R. G. Swinney 1998-7-10 6402 Los Angeles San Gabriel Mtns.: SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2 2250 Comment
  RSA749074  Sisymbrium altissimum R. G. Swinney 2005-8-11 8448 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  UCR205206  Sisymbrium altissimum R. G. Swinney 2006-6-18 8544 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-BC75090  Sisymbrium altissimum Peter H. Raven 1959-5-3 14082 Los Angeles Santa Monica Mountains. Mulholland Drive 1.3 mile west of Laurel Canyon Boulevard. 350 Comment
  CDA37329  Sisymbrium irio Michael O Brien 2012-6-17 s.n. Los Angeles Malibu; County Line Beach , a unit of Leo Carrillo State Beach. 0 Comment
  CAS-BOT-BC75313  Sisymbrium officinale Dr. A. Davidson 1892-5-1 s.n. Los Angeles 4th and Mill Streets, Los Angeles. Comment
  RSA786840  Sisymbrium officinale LeRoy Gross 2012-6-17 5552 Los Angeles Along trail and benches of the creek bottom, near Idlehour campground. In upper Eaton Canyon. 808 Comment
  UCR193688  Sisymbrium orientale R. G. Swinney, Dave Larson 1999-5-29 7222 Los Angeles San Gabriel Mtns., San Dimas Canyon, at waterfall in main fork c. 600 m north of confluence with East Fork 610 Comment
  RSA188182  Sisyrinchium bellum Robert F. Thorne, W. A. Weber, Rolf Santesson 1976-4-7 35976 Los Angeles Santa Catalina Island: near Arrow Point, W end of Catalina Island. 91 Comment
  RSA188492  Sisyrinchium bellum Robert F. Thorne, John Olmsted 1965-8-26 35360 Los Angeles Angeles National Forest: along switchback below Guffy Camp on Blue Ridge 2470 Comment
  UCR127241  Sisyrinchium bellum Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2924 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  RSA15324  Sisyrinchium bellum Fay A. MacFadden 1930-05 1216 Los Angeles Verdugo Mountains: Flintridge. Comment
  RSA332899  Sisyrinchium bellum Wayne E. Sawyer 1981-6-11 33 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39, 1.8 miles from Dawson Saddle 2287 Comment
  LA200855  Solanum americanum Michael Neuman; October 1983 5 Los Angeles Santa Monica Mountains, Hollyhock Canyon, tributary to Mandeville Canyon 374 Comment
  LA51800  Solanum douglasii Carl Epling; 1930-3-8 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA422374  Solanum douglasii F. R. Fosberg 1931-3-1 S- 4217 Los Angeles Topanga Canyon, 2.5 mi. below Wildwood, Santa Monica Mountains. 60 Comment
  RSA535730  Solanum douglasii Tim S. Ross 1991-5-23 5478 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment. 88 Comment
  CATA290  Solanum elaeagnifolium Mark L. Hoefs 1973-6-4 308 Los Angeles Santa Catalina Island: Field above golf course #4 green, Avalon Canyon 53 Comment
  SEINET10851823  Solanum tuberosum Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2548 Los Angeles City of Los Angeles. Little Tokyo. Enbun Market, 124 Japanese Village Plaza. Comment
  CAS-BOT-BC156776  Solanum umbelliferum E. C. Twisselmann 1959-6-2 5328 Los Angeles Summit of Liebre Mountains 1676 Comment
  RSA647973  Solanum umbelliferum Michelle Manolovitz, Brian Manolovitz 1992-5-12 21 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 500 feet north of park office. Comment
  RSA660750  Solanum umbelliferum Karin Palmer 1981-5-16 32 Los Angeles 200 yards west of Padua Ln. and Palomar Ct. junction, Claremont. Comment
  SBBG70660  Solanum xanti R. Hoffmann 1931-10-1 Los Angeles near Oak's Garage, Mint Cyn Comment
  SEINET6186072  Solanum xanti var. intermedium I. W. Clokey 1931-3-11 5348 Los Angeles San Gabriel Canyon 900 Comment
  RSA473605  Solidago californica Geo. L. Moxley 1913-9-1 185 Los Angeles Summit of Mt. Wilson. Comment
  RSA746567  Solidago californica Orlando Mistretta 1992-5-21 s.n Los Angeles San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  RSA747684  Solidago californica R. G. Swinney 2001-8-27 8111 Los Angeles Throop Peak, west of Mt. Baden-Powell 2780 Comment
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Oct 25 2012
  RSA755852  Solidago californica R. G. Swinney 2008-7-2 9132 Los Angeles north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
  UCR180025  Solidago californica R. G. Swinney, Dave Larson 1996-8-7 5228 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, southern third of west half of Brown's Flat 1317 Comment
  UC217937  Solidago confinis P. A. Munz 1922-9-14 6416 Los Angeles San Antonio Canyon , San Antonio Canyon (Spring Hill) Comment
  UCR145176  Solidago confinis June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  SBBG67931  Sonchus oleraceus M. N. Ackley -Dec-1928 1165 Los Angeles Eagle Rock 182 Comment
  LA35622  Sonchus oleraceus Ronald A. Cross; May 1952 35622 Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA534020  Sonchus oleraceus Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5308 Los Angeles San Clemente Island: Westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']). Beginning of drainage. 389 Comment
  RSA610984  Sorghum bicolor L. C. Wheeler 1942-11-30 5678 Los Angeles Near Kellogg Ranch, Arroyo Avenue, ca. 3 miles W of Pomona. Comment
  UCD169675  Sorghum halepense Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, Old Point Comfort. 1262 Comment
  RSA0080427  Spartium junceum R. G. Swinney 2011-6-29 15371 Los Angeles Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground. 1082 Comment
  SD107848  Spergularia macrotheca Larry DeBuhr, Gary Wallace 1972-9-4 726 Los Angeles San Clemente Island, near the ocean at the northwest tip of the island. Comment
  SD69596  Spergularia marina Robert F. Thorne, P. Everett 1965-5-11 34540 Los Angeles Santa Catalina Island, north of Catalina Harbor Comment
  RSA714790  Spinacia oleracea A. C. Sanders 2003-6-19 26984 Los Angeles Western Transverse Range/Santa Clara River Watershed: near mouth of Off-haul Canyon , ca. 1 mile west of Mayo Spur between San Martinez Grand Canyon and the Ventura Co. Line, norht of Hwy 126, Newhall Ranch. 274 Comment
  UCR128019  Stachys albens Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-13 2989 Los Angeles Santa Clarita Valley, S side of the Santa Clara River, c. 200 m upstream from the mouth of Potrero Creek 274 Comment
  POM9417  Stachys bullata P. A. Munz, R. D. Harwood 1920-5-15 3928 Los Angeles Santa Monica. Dry hillside, Coldwater Canyon. 305 Comment
  RSA452245  Stanleya pinnata P. A. Munz 1931-8-22 s.n. Los Angeles San Franscito Canyon Comment
  SBBG17798  Stebbinsoseris heterocarpa P. H. Raven 1962-4-9 17144 Los Angeles near barracks, Wilson Cove 91 Comment
  SD252289  Stebbinsoseris heterocarpa Steven A. Junak 1999-4-23 Sca 853 Los Angeles Santa Catalina Island: Plant stop. 347 Comment
  UCR128161  Stephanomeria cichoriacea Mark A. Elvin, Cathleen Weigand 2003-5-22 2907 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  RSA474186  Stephanomeria diegensis F. R. Fosberg 1931-7-15 5417 Los Angeles Isthmus, Santa Catalina Island. 10 Comment
  UCR203219  Stephanomeria exigua R. G. Swinney 2005-7-21 8323 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  UCR209445  Stephanomeria exigua R. G. Swinney 2008-10-8 9516 Los Angeles San Gabriel Mtns., Ball Flat, north of Jackson Lake 1890 Comment
  RSA223714  Stephanomeria pauciflora E. C. Twisselmann 1970-9-8 17495 Los Angeles Antelope Valley, Highway 14 at Avenue A 732 Comment
  RSA226049  Stephanomeria pauciflora var. pauciflora R. F. Thorne, C. W. Tilforth 1971-6-17 39893 Los Angeles N slope of San Gabriel Mts., along Soledad Canyon Road, ca. 2 mi. W of Soledad Station 579 Comment
  CAS-BOT-BC375721  Stephanomeria runcinata I. M. Johnston 1918-7-23 2099 Los Angeles San Antonio Canon [Canyon] Wash (near Claremont) 365 Comment
  SFV7106  Stephanomeria virgata K. A. Wilson 1974-8-21 1433A Los Angeles Santa Monica Mountains 0.3 miles west of Las Virgenes Road. Roadside bank. 185 Comment
  UCR231168  Stephanomeria virgata Dan S. Cooper 2011-9-27 911- 114 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, slope south of Forest Lawn Dr. just west of Travel Town 178 Comment
  POM246426  Stephanomeria virgata F. R. Fosberg 1931-12-10 7147 Los Angeles Pebble [Pebbly] Beach, Santa Catalina Island. 10 Comment
  CATA477  Stipa lepida Sara L. Crockett, Mark Hoefs, Steven Junak, Janet Takara 1997-3-28 619 Los Angeles Santa Catalina Island: End of Cat Harbor Road, NE side of Cat Harbor 74 Comment
  UCR126650  Stipa lepida A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26121 Los Angeles Western San Gabriel Mtns., 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 518 Comment
  LA94352  Stipa lepida A. M. Johnson; 1932-5-5 4054 Los Angeles SANTA MONICA MOUNTAINS, Bel Air Estates. Comment
  CAS-BOT-BC61007  Streptanthella longirostris Ira L. Wiggins 1966-4-17 20601 Los Angeles Mohave Desert. Hillside across valley to east of Alpine Butte Wildflower Sanctuary, north of Pearlblossom. Comment
  RSA777368  Stylocline gnaphaloides Orlando Mistretta, Christine Mistretta 2010-5-19 5134 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  OBI56531  Stylocline masonii Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4965 a Los Angeles Soledad Cyn Wash (easterly extension of the Santa Clara river wash system); broad sandy wash 2600 ft ESE of Acton. T5 R13W, SE/4 SE/4 sect 36, Acton 7.5 USGS quad 829 Comment
  SEINET4471316  Stylophyllum hassei B. Trask 1902-1 s.n. Los Angeles Comment
  SBBG13770  Suaeda taxifolia E. R. Blakley 1961-9-23 4735 Los Angeles head of Catalina Harbor Comment
  RSA0035998  Symphoricarpos mollis R. G. Swinney 2010-6-21 13264 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail. 561 Comment
  RSA161234  Symphoricarpos mollis P. H. Raven 1962-5-22 17849 Los Angeles Santa Catalina Island. About 1 mile below Middle Ranch. Comment
  UC889804  Symphoricarpos mollis L. W. Nuttall 1920-5-17 202 Los Angeles Santa Catalina Island Comment
  UCR252561  Symphoricarpos mollis R. G. Swinney 2010-6-21 13264 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
  POM18164  Symphyotrichum ascendens A. R. Roos 1922-11-8 s.n. Los Angeles San Gabriel Mountians: Lytle Creek Canyon 915 Comment
  CAS-BOT-BC97621  Symphyotrichum defoliatum Carl B. Wolf 1932-9-16 4123 Los Angeles Bryant Ranch. W. side of San Gabriel Flood Control, about 1/2 mile [sout] south of 7th St., (Long Beach) 3 Comment
  UCR209476  Tagetes palmeri R. G. Swinney 2008-6-24 9098 Los Angeles San Gabriel Mountains, mouth of Roberts Canyon, c. 100 m north of San Gabriel Canyon 213 Comment
  RSA601152  Tamarix ramosissima Louis C. Wheeler 1966-9-6 8876 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Rock Reservoir. Comment
  RSA747077  Tamarix ramosissima R. G. Swinney 2008-5-30 8896 Los Angeles San Gabriel Canyon at El Encanto, west bank of the river. 256 Comment
  UCR142075  Tamarix ramosissima A. C. Sanders, Kim Marsden 2003-6-20 26988 Los Angeles Western Transverse Range/Santa Clara River Watershed, Del Valle area, between San Martinez Grande Canyon Rd. and (San Martinez) Chiquito Canyon Rd., north of Hwy 126, Newhall Ranch 305 Comment
  UCR219913  Taraxacum officinale R. G. Swinney, Jane Strong 2009-4-21 10420 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  LA32079  Taraxacum officinale Peter H. Raven; Henry J. Thompson 1959-9-18 14433 Los Angeles West Los Angeles, Santa Monica Blvd. near Beverly Glen Blvd 76 Comment
  SD215378  Tauschia arguta Steve Boyd, Lauren Raz 1997-3-31 9400 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  RSA0050036  Tauschia arguta Wendy Boes 2009-7-21 2009 -022 Los Angeles San Gabriel Mountains; Sunset Peak, Forest Service RD 2N07.2. 1676 Comment
  RSA0033872  Tauschia hartwegii John F. Emmel 1997-4-28 1462 Los Angeles Sierra Pelona; along USFS Road 6N07, 1.1 road miles ENE of junction with Road 6N08. 1371 Comment
  RSA0033873  Tauschia hartwegii John F. Emmel 1997-4-28 1463 Los Angeles Sierra Pelona; along USFS Road 6N07, 1.1 road miles ENE of junction with Road 6N08. 1371 Comment
  RSA729714  Tetradymia axillaris var. longispina R. G. Swinney 1999-6-18 7315 Los Angeles San Gabriel Mtns.; Big John Flat, northern edge 1652 Comment
  UCD96761  Thalictrum fendleri var. polycarpum Daryl Koutnik 1978-3-24 s.n. Los Angeles West side of Decker Road and south of Carlisle Road in burned area. 487 Comment
  UCR43511  Thalictrum polycarpum R. F. Thorne, M. Z. Thorne 1969-7-9 38584 Los Angeles San Gabriel Mtns, Angeles National Forest, at Big Pines 2073 Comment
  UC1075540  Thunbergia gibsonii Bonnie C. Templeton 1929-10-14 11 Los Angeles California Botanic Garden Los Angeles County Comment
  UCR149314  Thysanocarpus curvipes R. G. Swinney 1998-3-14 5907 Los Angeles San Gabriel Mtns., Evey Canyon, c. 0.75 mi. west of Mt. Baldy Rd., c. 0.3 mi. (air) NE of Potato Mtn. 793 Comment
  RSA66778  Thysanocarpus curvipes F. W. Peirson 1921-3-3 388 Los Angeles Arroyo Seco, near Pasadena 350 Comment
  RSA0057606  Thysanocarpus curvipes subsp. amplectens Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall. 609 Comment
  OBI70625  Thysanocarpus curvipes subsp. curvipes Steve Boyd, Lauren Raz 1997-5-1 9652 B Los Angeles Liebre Mts Region: Sierra Pelona ridgeline, about 1.5 mi W of Mt. McDill and 1.3 mi SSE of lincoln Crest, the head of Bouquet Cyn. T6N R13W E1/2 NW 1/4 sec 31 1512 Comment
  RSA0041654  Thysanocarpus desertorum Orlando Mistretta 1992-5-18 346 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  HSC87289  Thysanocarpus laciniatus Steve Boyd, T. S. Elias 1987-4-14 2050 Los Angeles San Gabriel Mtns., Rincon - Red Box Rd., S of Rincon Forest Station, N of Glendora Comment
  RSA190901  Thysanocarpus laciniatus R. F. Thorne 1967-5-18 36862 Los Angeles Santa Catalina Island: Middle Bulrush Canyon 244 Comment
  UC1871152  Thysanocarpus laciniatus T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4923 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  SBBG119261  Torilis arvensis V. Soza, L. Gross, W. Law 2000-7-5 1053 Los Angeles above San Gabriel Cyn, alongside Silver Fish Rd (FS Rd 2N28), above Water Cyn, W of Morris Reservoir; T1N R10W NE/4, SW/4 S12 487 Comment
  OBI32765  Trichostema lanatum Carl Epling 1931-5-2 s.n. Los Angeles Santa Monica Mts Comment
  RSA447098  Trichostema lanatum Fordyce Grinnell Jr. 1910-6-11 s.n. Los Angeles Mountain situations, San Gabriel Mountains Comment
  RSA447153  Trichostema lanatum Anstruther Davidson s.n. Los Angeles Hollywood. Comment
  RSA82190  Trichostema lanatum F. W. Peirson 1918-6-15 176 Los Angeles Mint Canyon below the Camp in the Oaks, northwest corner of San Gabriel Mts. Comment
  RSA0073279  Trichostema lanatum Bonnie C. Templeton, H. J. Andrews 1938-6-22 1705 Los Angeles Mint Canyon. Comment
  UC74962  Trichostema lanceolatum C. F. Baker 1903-10-1 3728 Los Angeles Claremont Comment
  UCR125962  Trichostema lanceolatum A. C. Sanders, Mark Elvin 2002-6-19 25154 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  CAS-BOT-BC214344  Trichostema parishii A. D. E. Elmer 1902-6-1 3698 Los Angeles Acton Comment
  UCR113697  Trichostema parishii L. C. Wheeler 1973-7-21 s.n. Los Angeles San Gabriel Mtns., Ridge on divide between Big Tujunga and Devil Canyons 0.2 mi. north of Windy Gap on Angeles Crest Hwy. 1616 Comment
  RSA681366  Trifolium albopurpureum Michael Honer, Dylan Hannon 2003-7-1 1840 Los Angeles Tapia Canyon area, ca. 2 - 3 air miles west of I-5 Freeway junction with Ridge Rt. Rd. 396 Comment
  UCR225145  Trifolium albopurpureum Dave Silverman, Cindy Hopkins 2007-4-25 6783 Los Angeles Tehachapi Mountains, Tejon Ranch, west of lower Alamo Canyon, 1.2 km due west of Tehachapi Afterbay, 2.7 km northeast of National Cement Plant and 1.8 km north of Los Angeles Co. line 1012 Comment
  UCD108273  Trifolium ciliolatum J. Warren 1952-4-24 s.n. Los Angeles Mulholland Drive. 457 Comment
  POM11351  Trifolium ciliolatum F. L. Robinson 1921-4-20 38 Los Angeles Claremont. Comment
  RSA0035146  Trifolium ciliolatum Lee Haines 1963-5-21 s.n. Los Angeles Off Topanga Canyon Road on Robinson Road. 289 Comment
  SEINET3099726 Image available Trifolium gracilentum Marcus E. Jones 1882-5-3 3218 Los Angeles Pasadena. Comment
  RSA724588  Trifolium gracilentum K. Dobry 1992-10-25 d- 1107 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  UCR131435  Trifolium hirtum Alison Lipman 1998-4-24 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
  CATA3315  Trifolium microcephalum Amy Catalano 2017-3-24 034 Los Angeles Santa Catalina Island: About 0.4 road miles up Middle Ranch Rd. from eastern entrance to Big Field Rd, south side of road, about 100 meters up slope 229 Comment
  RSA332900  Trifolium monanthum subsp. grantianum Wayne E. Sawyer 1981-6-18 59 Los Angeles CA Hwy. 2 between Dawson Saddle and junction of CA Hwy. 39, 1.8 mi from Dawson Saddle 2287 Comment
  RSA608303  Trifolium obtusiflorum L. C. Wheeler 1946-9-8 6349 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 3/4 mile W of Bear Creek. 518 Comment
  LA200497  Trifolium obtusiflorum Carl Epling; Nesta Hutchinson 1931-5-20 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SBBG131977  Trifolium palmeri S. A. Junak, B. Collins 1991-4-24 SCI 152 Los Angeles S of airfield, just W of main rd 274 Comment
  RSA0080784  Trifolium willdenovii R. G. Swinney 2010-5-7 12579 Los Angeles Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210 Fwy. 494 Comment
  RSA0101381  Trifolium willdenovii Scott D. White, Sandra L. Leatherman 1998-6-4 6655 Los Angeles Castaic Lake Area: Grasshopper Cyn. watershed, between 1-5Fwy./Old Ridge Route and the Lake. Proposed North Lake Planned Community. 427 Comment
  UCR269958  Trifolium willdenovii R. G. Swinney 2010-5-7 12579 Los Angeles San Gabriel Mountains, Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210 Fwy. 494 Comment
  UCR71306  Trifolium willdenovii Steve Boyd, Et al. 1990-4-8 4326 B Los Angeles Channel Islands, San Clemente Island: E side of island near Malo Point, second canyon south of Bryce Canyon Comment
  SDSU11642  Triteleia clementina R. M. Beauchamp 1967-3-18 278 Los Angeles San Clemente Island, growing on south slope of canyon below Lemon Tank. Comment
  SEINET7873737  Triticum aestivum G. Wallace 1979-1 1671 Los Angeles Along road in chaparral area, Alta Vista., Monrovia. Comment
  RSA0044614  Tropidocarpum gracile A. C. Sanders, T. B. Salvato 2007-4-24 33482 Los Angeles Tehachapi Mountains: hills above head of Oso Canyon near Kern Co. line, along dirt gasline road (track), c. 1.25 mi SW of National Cement Plant. 1159 Comment
  UC557720  Tropidocarpum gracile Nell Murbarger March, 1936 16 Los Angeles e side San Clemente Island Comment
  RSA0091741  Turricula parryi R. G. Swinney 2011-5-26 14853 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
  UC457226  Turricula parryi Carl Epling, Nesta Dunn, and Alice Goen 1931-5-16 Los Angeles Swartout Valley; San Gabriel Mts. Comment
  UCR124547  Turricula parryi B. C. Templeton 1932-7-21 5034 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  SD52852  Typha domingensis Peter H. Raven 1962-7-11 18018 Los Angeles in seepage below barracks area, Wilson Cove Comment
  RSA611977  Typha latifolia Valerie Soza, Laura Moore 1997-8-16 54 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: at center of BFS; ca. 10 feet east of fire road. 412 Comment
  RSA762701  Typha latifolia R. G. Swinney 2008-10-20 9640 Los Angeles San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  SFV20425  Typha latifolia J. Ingrum 1997-3-8 19 Los Angeles Santa Monica Mountains Sullivan Canyon. At pond formed by dam. 150 Comment
  LA82460  Umbellularia californica O. H. Kappler; 1942-3-12 117 Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA748191  Uropappus lindleyi Scott D. White, Justin M. Wood 2009-5-6 12669 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  RSA752460  Uropappus lindleyi Justin M. Wood 2009-4-22 513 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  SBBG47138  Uropappus lindleyi K. K. Muller 1972-5-2 3077 Los Angeles Red Rover Mine turnoff from St Hwy 14 between Los Angeles and Palmdale Comment
  SEINET7062859  Uropappus lindleyi A. G. Vestal 1947-4-8 s.n. Los Angeles East of Littlerock on the Pearblossom Highway. (WGS84/NAD83). UTM Zone 11, 410587mE, 3820401mN. 887 Comment
  UC148011  Uropappus lindleyi C. F. Baker 1909-4-19 5300 Los Angeles Claremont Comment
  UCSB46512  Uropappus lindleyi Visser, M. 1983-5-19 Los Angeles Hungry Valley Road, 22 miles north of Interstate 5 off ramp 914 Comment
  RSA0081634  Urtica dioica subsp. holosericea R. G. Swinney 2010-9-9 13748 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  CAS-BOT-BC404127  Urtica dioica subsp. holosericea Timothy S. Ross; Steve Boyd 1994-5-24 7837 Los Angeles Liebre Mountains. Cottonwood Swamp: Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain 515 Comment
  CDA22285  Urtica dioica subsp. holosericea Phillipson 1915-6-17 Los Angeles South Monrovia. Comment
  CAS-BOT-BC404321  Urtica urens C. W. Tilforth 1970-1-14 242 Los Angeles Rancho Santa Ana Bot. Gard., Claremont Comment
  RSA433856  Urtica urens Robert Gustafson 1981-3-26 2142 Los Angeles Ballona Wetlands, Area 1. Comment
  RSA92869  Urtica urens F. W. Peirson 1919-10 1713 Los Angeles weed in Altadena. Comment
  RSA65638  Vaccaria hispanica F. W. Peirson 1908-1 1864 Los Angeles 1077 New York Ave, Altadena. Comment
  UCR149369  Venegasia carpesioides Scott D. White, Brian Leatherman 2003-11-17 9857 Los Angeles San Gabriel Mtns, Big Dalton Canyon, above Glendora. Big Dalton Canyon Road, above reservoir 549 Comment
  RSA605866  Verbascum thapsus Louis C. Wheeler 1966-10-25 9077 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  RSA597020  Verbena lasiostachys var. lasiostachys Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3815 Los Angeles Vicinity of Crystal Lake 1677 Comment
  UCR178883  Verbena menthifolia R. G. Swinney 1989-6-25 s.n. Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon Debris Basin 366 Comment
  RSA0016908  Verbena tenuisecta N. Hartley, A. Nicholson 1931-3-31 s.n. Los Angeles Arroyo Seco. Comment
  RSA579499  Veronica anagallis-aquatica Tim S. Ross, Steve D. Boyd 1994-5-10 7736 Los Angeles Warm Springs Mountain: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 668 Comment
  LA34866  Vicia villosa Mary V. Hood; 1944-5-21 44- 51 -k* Los Angeles SANTA MONICA MOUNTAINS, near Calabasas. 243 Comment
  SBBG131036  Vicia villosa subsp. varia S. A. Junak 1999-5-6 SCa 879 Los Angeles just W of Cherry Cove 60 Comment
  SBBG39134  Viola pedunculata E. R. Blakley 1963-4-7 5526 Los Angeles between Haypress and Gallagher Cyn's head 411 Comment
  UC828401  Viola pedunculata F. R. Fosberg 1931-4-2 S 4455 Los Angeles divide between Hamilton Canyon and Kescanso Canyon (Santa Catalina Island); Santa Catalina Island 150 Comment
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May 19 2014
  UCR17901  Viola pedunculata C. B. Liter, J. A. Powell 1928-4-4 s.n. Los Angeles Catalina Island, Near Mt. top SE of Chicken Johnnie's 283 Comment
  UCR194065  Viola purpurea subsp. mohavensis R. G. Swinney 1999-6-5 7260 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
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May 9 2012
  RSA0121784  Vitis girdiana A. C. Sanders 2009-5-20 36857 Los Angeles San Gabriel Valley: Rio Hondo at Rancho Lujan, between Montebello and South El Monte, east side of San Gabriel Blvd., SE of Darlington St. intersection. 61 Comment
  RSA649018  Vitis girdiana Scott Lowe 1991-5-18 38 Los Angeles San Gabriel River channel, about 400 m north of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  RSA628877  Vulpia microstachys var. microstachys L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1159 Comment
  CAS-BOT-BC184333  Vulpia microstachys var. pauciflora I. M. Johnston 1918-5-19 2001 Los Angeles Hills south of Pomona 365 Comment
  RSA777215  Vulpia microstachys var. pauciflora Orlando Mistretta, Christine Mistretta 2010-5-19 5130 -a Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  RSA659749  Vulpia myuros Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 69 Los Angeles San Clemente Island. Comment
  RSA598350  Vulpia myuros var. hirsuta L. C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island. Catalina Harbor (Isthmus) near Ballast Point. 8 Comment
  RSA716920  Vulpia myuros var. myuros LeRoy Gross, Steve Boyd, Naomi Fraga, Valerie Soza 2006-3-17 2454 -a Los Angeles North side of the range. Whiting Woods road just north of Henderson Canyon. Near homes close to base of the range. 457 Comment
  SD90572  Xylococcus bicolor Robert F. Thorne 1970-3-5 39367 Los Angeles Santa Catalina Island; Cherry Valley. 60 Comment
  UC520294  Xylococcus bicolor Chas. Darland 1932-2-14 Los Angeles Sunland Comment
  CAS-BOT-BC326884  Xylorhiza tortifolia Timothy S. Ross 1991-4-28 4777 Los Angeles Southwesterly extnesion of teh mountain, Adobe Mountain 975 Comment
  SEINET10683016  Xylosma congesta S. Krosnick 2002-1-1 Krosnick 554 Los Angeles UCLA Campus. Originally collected by Arthur Gibson from plants in cultivation at the UCLA Mildred E. Mathias Botanical Garden. Comment
  RSA0089525  Yabea microcarpa Steven A. Junak, Keri Kirkland 1998-4-30 SCa- 566 Los Angeles Santa Catalina Island. On ridge overlooking Hamilton Canyon, downslope from Airport Road. 292 Comment
  SEINET10472690  Yucca guatemalensis Jon Ricketson, Heidi H. Schmidt 1992-10-22 Ricketson 4877 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
  SEINET3147303  Yucca whipplei L. Abrams 1902-6-17 2564 Los Angeles Sepulveda canyon, Santa Monica Mts. Comment
  SEINET8736776 Image available Yucca whipplei var. parishii I. W. Clokey 1936-1 1033 Los Angeles Pasadena Glen 400 Comment
  POM122322  Yucca whipplei var. whipplei Marcus E. Jones 1926-5-21 s.n. Los Angeles Claremont. Comment
  RSA771617  Zauschneria californica subsp. californica Robert F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42195 Los Angeles Angeles National Forest; Along Angeles Crest Hwy near Three Points. 1829 Comment
  CAS-BOT-BC530520  Zigadenus fremontii Mary H. Ward; Shirley W. Campbell 1970-4-16 LASCA- 892 Los Angeles San Rafael Hills, behind Linda Vista, southwestern Pasadena 304 Comment



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