Search Results — 2000 specimen records retrieved (1578 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA460916  Abronia maritima Anstruther Davidson 1890-04 s.n. Los Angeles San Pedro. Comment
  SD41428  Abronia maritima Edith A. Purer 1931-3-19 1563 Los Angeles El Segundo. Comment
  NY679483  Abronia umbellata L. T. Chamberlain 1899-1 s.n. Los Angeles Comment
  RSA0105691  Acacia Vyki Englert, Charlie de la Rosa 2011-3-16 46 Los Angeles Santa Catalina Island. USC Marine Institution, Big Fisherman's Cove in Two Harbors, behind VIP housing. Comment
  UCR46560  Acacia cyclops A. C. Sanders 1986-7-30 6808 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  CAS-BOT-BC211922  Achnatherum coronatum W. A. Silveus 1938-6-18 3697 Los Angeles Mt. Wilson, Coast Range Comment
  RSA230733  Achnatherum occidentale subsp. pubescens R. F. Thorne, M. Z. Thorne 1969-7-9 38513 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station 2134 Comment
  POM353190  Achnatherum speciosum Anstruther Davidson 1893-4-23 s.n. Los Angeles San Fernando Comment
  SD186060  Achyrachaena mollis A. C. Sanders, T. B. Salvato 2005-4-26 29740 Los Angeles Santa Clarita area, bowl between ridges at NE end of Cruzan Mesa, just south of Vasquez Canyon Road. 594 Comment
  UC557663  Achyrachaena mollis Nell Murbarger 1936-4-1 147 Los Angeles San Clemente Island Comment
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May 16 2008
  SBBG126171  Acmispon americanus var. americanus A. C. Sanders with T. B. Salvato, M. Provance 2009-5-27 36965 Los Angeles confluence of San Gabriel River and Walnut Crk, between El Monte and Baldwin Park, S of I-10 Fwy and N of Valley Blvd, W of I 605 Fwy, under SCE powerlines 83 Comment
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Feb 28 2014
  CAS-BOT-BC204758  Acmispon argophyllus var. argenteus R. M. Beauchamp 1967-1-27 118 Los Angeles East of Wilson Cove area. San Clemente Island Comment
  SDSU4287  Acmispon argophyllus var. argenteus R. M. Beauchamp 1967-1-27 118 Los Angeles East of Wilson Cove. San Clemente Island. Comment
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May 16 2008
  CATA3283  Acmispon dendroideus var. dendroideus Julie L. King 2017-3-1 61 Los Angeles Santa Catalina Island: Isthmus Rd. above Two Harbors campground 112 Comment
  SBBG3464  Acmispon glaber H. and M. Dearing 1940-2-13 4531 Los Angeles 25 mi E of Oxnard Comment
  CATA1907  Acmispon grandiflorus Amy Catalano, Tyler Dvorak 2014-1-13 004 Los Angeles Santa Catalina Island: Within Exclosure 3A along White's Landing Road 401 Comment
  CHSC3669  Acmispon nevadensis Mary MacArthur 1966-6-4 43 Los Angeles Upper Chilao. Comment
  SBBG125850  Acmispon procumbens var. procumbens A. Parikh, N. Gale 2010-5-31 3240 Los Angeles Sierra Pelona, 4.1 km W of State Hwy 14, 1.8 km SW of California Aqueduct; E Liebre Mtns 1050 Comment
  CHSC8310  Acmispon strigosus Edward L. Smith 1957-5-23 171 Los Angeles Located in wash on Pomona College, Claremont. 365 Comment
  JEPS26419  Acourtia microcephala Peter H. Raven 1960-5-15 15376 Los Angeles 5.1 mi nw, (Piuma Road) Rambla Pacifica; Santa Monica Mountains 213 Comment
  RSA0080970  Acourtia microcephala R. G. Swinney 2010-4-28 12408 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. 488 Comment
  SBBG66263  Acourtia microcephala M. N. Ackley -Apr-1929 Los Angeles La Crescenta 457 Comment
  UCR126711  Acourtia microcephala A. C. Sanders, Mark Elvin 2003-8-7 27149 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon 351 Comment
  SEINET5543333  Acroptilon repens F. W. Gould 1943-1 2170 Los Angeles Compton. Comment
  RSA657350  Adenostoma fasciculatum J. Stephens 1980-6-1 33 Los Angeles Verdugo Mountains Region: At foot of chaparral covered hillside, northeast of Maurice Ave., La Crescenta. 747 Comment
  UC440465  Adenostoma fasciculatum Carl Epling and Lincoln Ellison 1929-4-27 Los Angeles Santa Monica Mts., Topango Canyon Comment
  RSA0035031  Adenostoma fasciculatum Carol Haines 1964-5-7 119 Los Angeles 1/2 mile N. of Topanga Canyon Blvd. on Hillside Drive, Santa Monica Mts. 396 Comment
  SD262369  Adenostoma fasciculatum var. fasciculatum R. G. Swinney 2014-5-27 16693 Los Angeles San Gabriel Mountains: Glendora, Glendora Peak, 0.74 miles ENE (34a^z) of Azusa Pk., south of Glendora Ridge Motorway. Ridgetop in 2014 Colby burn. 790 Comment
  UC1127739  Adenostoma sparsifolium P. L. Johannsen 1934-1-5 215 Los Angeles Calabasas Quad., Dry Canyon Comment
  UCR193594  Adiantum capillus-veneris R. G. Swinney 1998-8-6 6704 Los Angeles San Gabriel Mtns., Alder Gulch, a western tributary of upper East Fork San Gabriel River 1311 Comment
  CDA1005  Adiantum jordanii D. G. Kelch 1991-3-17 1314 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  RSA0062527  Adiantum jordanii R. G. Swinney 2010-6-4 13051 Los Angeles Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 473 Comment
  SEINET10839583  Adiantum jordanii Lenington 1919-1 LENINGTON UMO 32138 Los Angeles San Dimas Canyon, Pomona, California. Comment
  CAS-BOT-BC202626  Aesculus californica Le Roy Abrams; E. A. McGregor 1908-6-19 330 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  UCR205099  Ageratina adenophora R. G. Swinney 2008-4-11 8661 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  RSA640255  Ageratina adenophora R. F. Thorne 1971-4-23 41474 Los Angeles Angeles National Forest; NE of Chantry Flats along Santa Anita Creek. 549 Comment
  UCR186897  Agoseris heterophylla A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32044 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  RSA416417  Agoseris retrorsa L. E. Hoffman 1929-5-15 s.n. Los Angeles Pacoima Canyon. Comment
  SD254527  Agoseris retrorsa R. G. Swinney 2011-6-7 15057 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy 2 junction at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek (Chilao Flat 7.5'Q) 1573 Comment
  SD255635  Agoseris retrorsa R. G. Swinney 2011-6-22 15262 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring on ridge SE of Mt. Mooney, west of Devils Canyon, 0.4 mile east of Angeles Crest Highway. 1780 Comment
  RSA640937  Agropyron cristatum L. C. Wheeler 1967-8-1 10227 Los Angeles San Gabriel Mountains, Angeles National Forest, Middle Fork of Mill Creek. 1220 Comment
  RSA618662  Agrostis exarata LeRoy Gross 1998-9-27 67 Los Angeles Liebre Mtns. Fish canyon.: Elizabeth lake canyon road to warm springs road ,west 7 miles to cienaga campground. to trail up into fish canyon. 883 Comment
  RSA729594  Agrostis exarata R. G. Swinney, D. W. Larson 1999-7-21 7563 Los Angeles San Gabriel Mtns.: upper Fern Canyon, San Dimas Experimental Forest, 200m below Fern Dam #1, NE Browns Flat. 1341 Comment
  UCR204015  Agrostis scabra R. G. Swinney 2001-9-15 8137 Los Angeles San Gabriel Mountains, Lily Spring, north slope of Mt. Hawkins [7.5 air mi west southwest of Wrightwood] 2454 Comment
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May 11 2012
  RSA702489  Ailanthus altissima Scott D. White 2004-5-5 10304 Los Angeles Liebre Mountains: Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  POM186776  Aliciella P. A. Munz, T. Craig 1933-5-13 12931 Los Angeles 10 miles south of Muroc. Comment
  RSA588308  Allium fimbriatum var. fimbriatum Orlando Mistretta 1994-4-15 1051 Los Angeles San Gabriel Mountains, Santiago canyon. W slopes of drainage near confluence with Little Rock Creek. 1189 Comment
  UC1133849  Allium haematochiton Jerome S. Horton 1937-4-7 431 Los Angeles meadow s S.D. SRE (San Dimas Canyon); Pomona Quadrangle, San Dimas Canyon Comment
  UCR188654  Allium haematochiton R. G. Swinney 1990-3-23 1542 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  SEINET12043894  Allium haematochiton Unknown 1936-1 63 Los Angeles Campus Hill, Hollywood Comment
  CHSC4745  Allium lacunosum var. davisiae M. MacArthur 1967-6-24 60 Los Angeles 0.7 mi from turn-off on Angeles Crest Hwy. To lower Chilao keeping always to the right- - left side of rd. Los Angeles National Forest. 1584 Comment
  CLARK-A1528-7758  Allium monticola John C. Roos 1937-7-16 636 Los Angeles San Gabriel Mountains Comment
  POM123368  Allium peninsulare var. peninsulare Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  CATA2  Allium praecox Charlie de la Rosa, Shaun McCoshum 2010-3-11 1 Los Angeles Santa Catalina Island: Roadside near reclamation pond near Blue Cavern Point 48 Comment
  RSA654036  Allophyllum divaricatum Valerie L. Soza, Laura Moore 2000-5-10 851 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines, W of peak ''1936''. 563 Comment
  RSA0110930  Allophyllum gilioides R. G. Swinney 2011-6-7 15073 Los Angeles San Gabriel Mountains: summit of Mount Mooney, 0.4 air-mile due east of Angeles Crest Hwy & 0.5 mile due north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stoney Ridge Observatory. 1768 Comment
  HSC31659  Alnus rhombifolia Thomas E. Higley 1974-4-20 23 Los Angeles 20 mi. NE of Azusa along the E Fork of the San Gabriel River Trail 457 Comment
  RSA452779  Alnus rhombifolia Geo C. Johnstone 1927-10-30 15739 Los Angeles Arroyo Seco Canyon above Switzer's Comment
  RSA747444  Alnus rhombifolia R. G. Swinney 2001-9-15 8148 Los Angeles Windy Springs, c. 0.3 mi NW of Little Jimmy Campground on PCT 2256 Comment
Read comments
Nov 10 2010
  UCR63780  Alternanthera philoxeroides Don Pendleton 1990-8-17 s.n. Los Angeles San Gabriel Valley, San Dimas, Boneli Regional Park, on south side of Puddingstone Reservoir 306 Comment
  UCR9209  Alternanthera philoxeroides D. H. Wilken 1965-11-3 595 Los Angeles San Gabriel Valley, Rio Hondo River, in the Whittier Narrows 61 Comment
  UCR216880  Amaranthus albus R. G. Swinney 2009-3-13 10110 A Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.8 mi. north of Foothill Blvd. on east side of main river channel 192 Comment
  CAS-BOT-BC13483  Amblyopappus pusillus G. B. Grant 1901-4-18 s.n. Los Angeles Redondo Comment
  LA202296  Amblyopappus pusillus Arthur C. Gibson; 2005-6-6 5045 Los Angeles Santa Monica Mountains, Point Dume, Point Dume Natural Preserve, Trail to Point Dume Comment
  UC891310  Amblyopappus pusillus L. W. Nuttall 257 Los Angeles Santa Catalina Island Comment
  SDSU6291  Ambrosia chamissonis R. M. Beauchamp 1967-6-2 543 Los Angeles South of Flasher station, San Clemente Island. Comment
  RSA150972  Ambrosia chamissonis Peter H. Raven 1962-4-11 17265 Los Angeles Due west of Wall 2; San Clemente Island 6 Comment
  RSA158274  Ambrosia chamissonis var. chamissonis Peter H. Raven 1962-7-12 18031 Los Angeles Northwest Harbor, San Clemente Island 15 Comment
  SEINET13383546 Image available Ambrosia salsola R. G. Swinney 2010-1 13074 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.; 34.46306 -118.11222 1067 Comment
  SBBG70997  Amelanchier alnifolia R. Hoffmann 1929-5-19 Los Angeles below Los Angeles Recreation Park, above Big Rock Crk Comment
  HSC101354  Amelanchier utahensis R. G. Swinney 2008-8-13 9395 Los Angeles San Gabriel Mtns.: Big Rock Creek, 1.3 mi. east of Fenner Canyon 1860 Comment
  POM2593  Amelanchier utahensis I. M. Johnston 1917-8-22 1711 Los Angeles Prarie Fork of San Gabriel River, San Antonio Mountains. 2134 Comment
  UCD170783  Amorpha californica R. G. Swinney 2009-5-8 10696 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, El Encanto Azusa River Wilderness Park. 305 Comment
  CHSC95765  Amorpha californica var. californica LeRoy Gross; Laura Moore 2000-6-5 222 Los Angeles Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 579 Comment
  RSA0012100  Amorpha californica var. californica Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11698 Los Angeles Side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway on north side of the highway. 427 Comment
  SBBG20546  Amsinckia intermedia E. R. Blakley 1963-12-7 6340 Los Angeles shallow cyn sloping to ocean, 200 ft N of Lighthouse, N of Pyramid Head 53 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
  RSA0079981  Amsinckia intermedia M. B. Dunkle 1928-3-31 1796 Los Angeles Santa Catalina Island. Cottonwood Canyon. 152 Comment
  RSA499942  Amsinckia intermedia M. B. Dunkle 1931-4-22 2441 Los Angeles Santa Catalina Island. Summit roadside. Comment
  UCR180372  Amsinckia menziesii Scott D. White, Pam Devries 2006-5-9 11405 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy and SW of Gorman Post Road 1098 Comment
  UCD119759  Amsinckia menziesii Ray Sanchez 1996-4-9 4 Los Angeles Near Gorman off I-5. Open Mountain Meadow. 1066 Comment
  LA40184  Amsinckia menziesii var. menziesii M. Zaitlin; 1951-4-8 sn Los Angeles Santa Monica Mountains, Point Dume Comment
  SDSU4842  Amsinckia spectabilis var. spectabilis R. M. Beauchamp 1967-3-19 325 Los Angeles San Clemente Island. 1/2 miles south of the west end of runway at Sherman Field. 6 Comment
  UCR174466  Amsinckia tessellata A. C. Sanders 2006-4-11 32048 Los Angeles Western Mojave Desert, Antelope Valley, NE of Palmdale, 90th St. East in vicinity of Ave. 'O 793 Comment
  LA34905  Anagallis arvensis Mary V. Hood; 1936-3-5 37 14 Los Angeles Santa Monica Mountains, Higgins Canyon Comment
  RSA465144  Anagallis arvensis E. S. Spalding 1923-3-16 s.n. Los Angeles Occidental College Campus, Eagle Rock Comment
  SEINET10821975  Ananas comosus Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2595 Los Angeles City of Pasadena. Trader Joe's, 610 S. Arroyo Pkwy. Comment
  RSA599334  Ancistrocarphus filagineus Steve Boyd, Lauren Raz 1997-3-26 9362 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  RSA603895  Ancistrocarphus filagineus L. C. Wheeler 1975-5-14 s.n. Los Angeles San Gabriel Mountains: Head of East Fork Little Tujunga. Comment
  UCR146871  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1956-1 7271 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mountains: Upper Arroyo Seco near Ladybug Canyon, on north side Angeles Crest Highway Comment
  CAS-BOT-BC400318  Anemopsis californica Carl B. Wolf 1932-9-16 4097 Los Angeles Bryant Ranch. 100 - 150 ft. W. of State Highway, at extreme SE. corner of Pacific Western Oil Co. Lease 3 Comment
  UC566704  Anisocoma acaulis Herbert L. Mason 1926-4-27 3034 Los Angeles Little Rock Creek; Mohave Desert Comment
  CAS-BOT-BC84663  Anthemis cotula Le Roy Abrams 1901-6-6 1732 Los Angeles Mesmer Comment
  SD69455  Anthemis cotula Robert F. Thorne, P. Everett 1965-6-23 34961 Los Angeles Santa Catalina Island; Middle Ranch. Comment
  RSA94577  Anthemis cotula F. W. Peirson 1920-6-13 2105 Los Angeles Weed at 1250 Holliston Ave., Altadena. Comment
  UCD129078  Anthemis cotula C. W. Tilforth 1969-6-13 204 Los Angeles end of small canyon 1/2 mile east of intersection of Colima Ave and Punta del Este St north of Whittier. Comment
  UC440400  Antirrhinum coulterianum Carl Epling and Lincoln Ellison 1929-5-18 Los Angeles Topango Canyon; Santa Monica Mountains Comment
  RSA80189  Antirrhinum coulterianum F. W. Peirson 1926-4-26 6644 Los Angeles East of stream bed in pacoima Wash 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
  RSA191026  Antirrhinum multiflorum Robert F. Thorne 1963-7-11 32786 Los Angeles Near junction of road to Upper Shake Campground and Lake Hughes-Gorman road, Angeles National Forest. Comment
  RSA640967  Antirrhinum multiflorum Louis C. Wheeler 1931-7-3 s.n. Los Angeles San Gabriel Mountains: Where San Dimas- Brown's Flat trail forks, 4 miles from flats. Comment
  RSA729329  Antirrhinum multiflorum R. G. Swinney, Dave Larson 1999-7-21 7571 Los Angeles San Gabriel Mtns.: upper Fern Canyon, San Dimas Experimental Forest, from Fern Dam #1 to 3, NE Browns Flat. 1439 Comment
  UCR146467  Antirrhinum multiflorum Orlando Mistretta 1992-6-12 536 Los Angeles Transverse Ranges; San Gabriel Mountains region, Cow Canyon, Road 2N29 EA- from Saddle to 2nd main drainage Comment
  UCR242705  Antirrhinum multiflorum R. G. Swinney 2009-8-6 11544 Los Angeles Transverse Range; San Gabriel Mountains, San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom 1073 Comment
  SBBG117034  Antirrhinum nuttallianum subsp. subsessile S. A. Junak 2001-5-5 SCa 1502 Los Angeles W side of Middle Ranch Cyn, near Middle Cyn Rd, ca. 1.4 mi from intersection with Airport Rd 326 Comment
  CATA3395  Aphanisma blitoides Peter J. Dixon 2017-4-28 085 Los Angeles Santa Catalina Island: Little Harbor east of Campground at mouth of drainage 12 Comment
  SBBG118126  Aphanisma blitoides R. F. Thorne 1973-4-12 42901 Los Angeles China Pt 15 Comment
  RSA187917  Apiastrum angustifolium R. F. Thorne 1966-4-4 35752 Los Angeles Santa Catalina Island. SW-facing bluff SE of Ballast Point and Catalina Harbor, Isthmus 91 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
  RSA145432  Aquilegia formosa var. truncata Gale Sphon 1959-6-27 377 Los Angeles West of junction of Big Rock Creek Road with paved road, San Gabriel Mountains. 2058 Comment
  UCR178895  Arabis glabra R. G. Swinney 1989-5-3 s.n. Los Angeles San Gabriel Mtns., Glendora Regional Wilderness Park, Big Dalton Canyon, 1.4 mi. northeast of Glendora Mountain Road 442 Comment
  RSA482601  Arabis perennans Robert Gustafson, Gary D. Wallace 1982-4-26 2551 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  UCR129935  Arabis pulchra var. pulchra Orlando Mistretta 1994-4-15 1067 Los Angeles San Gabriel Mtns, Santiago Canyon, W slopes of drainage near confluence with Little Rock Creek 1250 Comment
  SFV6766  Araujia sericifera M. Emeterio 1974-8-12 s. n. Los Angeles San Fernando Valley Northridge. CSUN campus. Weedy, northwest corner of the Physical Education Building. 79 Comment
  POM367171  Arbutus menziesii Albert J. Perkins 1931-2-22 14977 Los Angeles Sierra Madre Mts. along trail to Hoegee Camp Comment
  RSA595690  Arbutus menziesii L. C. Wheeler 1970-1-4 s.n. Los Angeles San Gabriel Mountains. East fork Santa Anita Canyon, Madrone Flat. 883 Comment
  CAS-BOT-BC407750  Arceuthobium abietinum James R. Shevock 1976-4-24 5015 Los Angeles along Big Pines Hwy. in the vicinity of Apple Tree Campground, San Gabriel Mountains, Angeles National Forest 1524 Comment
  CAS-BOT-BC24151  Arctostaphylos Timothy S. Ross; Steve Boyd 1994-6-23 8034 Los Angeles Flora of the Liebre Mountains, Sawmill Mountain: 5514' summit and immediately adjacent slopes, Burnt Peak 7.5' USGS 1680 Comment
  CATA1786  Arctostaphylos catalinae Benjamin E. Carter, John Clark 2012-8-9 6964 Los Angeles Santa Catalina Island: Bulrush Canyon, below Salta Verde turnoff 255 Comment
  POM244823  Arctostaphylos catalinae F. R. Fosberg 1931-5-19 S 4919 Los Angeles Santa Catalina Island. Head of Swain's Canyon, base of Blackjack Mountain 350 Comment
  RSA641310  Arctostaphylos gabrielensis Orlando Mistretta, Mark Elvin 1995-3-30 1584 Los Angeles San Gabriel Mountains: Mill Creek Summit; on summit just west of Angeles Forest Highway on Pacific Crest Trail. Comment
  LA34180  Arctostaphylos glandulosa Peter H. Raven; Henry J. Thompson 1959-2-25 13807 Los Angeles Santa Monica Mountains, 1.2 mi E of Saddle Peak 670 Comment
  RSA626812  Arctostaphylos glandulosa Jon E. Keeley 1992-10-15 22090 Los Angeles S-facing slopes at end of Hwy 39, NW of Crystal Lk. 1720 Comment
  RSA636833  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1992-10-15 22122 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  CAS-BOT-BC24695  Arctostaphylos glandulosa subsp. mollis Roxana S. Ferris 1941-3-10 10325 B Los Angeles First Tributary in Pico Canyon, Santa Susana Mts., near U.S. Highway #99. 411 Comment
  RSA626698  Arctostaphylos glandulosa subsp. mollis Allen Massihi, Jon E. Keeley 1992-6-23 15663 Los Angeles Angeles Forest Highway, 2 km north of Big Tujunga Canyon turnoff. 1300 Comment
  SJSU2311  Arctostaphylos glandulosa subsp. mollis H. A. Jensen 1933-3-20 Los Angeles E Fork, San Dimas Canyon, Angeles Forest 1463 Comment
  UCSB4773  Arctostaphylos glandulosa subsp. mollis Decker, Helen 1946-4-14 Los Angeles Arroyo Seco Canyon near Switzer's Camp 1036 Comment
  CAS-BOT-BC39333  Arctostaphylos glauca Fordyce Grinnell 1903-12-30 89 Los Angeles Mt. Wilson Trail near Pasedena Comment
  RSA631506  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15797 Los Angeles San Gabriel Canyon, Highway 39, 9-10 km north of ORV area. 900 Comment
  RSA631535  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16051 Los Angeles Whitaker Peak, northwestern San Gabriel Mountains. Comment
  RSA631602  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15946 Los Angeles Hughes Lake Road, 7 km north of Highway 5. 400 Comment
  RSA631713  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15680 Los Angeles Angeles Forest Highway, 3 km north of Big Tujunga Canyon turnoff. 1150 Comment
  SD211591  Arctostaphylos glauca Barbara Ertter, Teresa Sholars and David Thopmson 1987-5-24 6977 Los Angeles Head of Dorr Canyon on Highway 2 East of Dawson Saddle, San Gabriel Mountains circa 9 airmiles West of Wrightwood 2133 Comment
  UCR223369  Arctostaphylos glauca R. G. Swinney 2009-5-20 10820 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  RSA0087354  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15826 Los Angeles San Gabriel Canyon, Hwy 39, 11-12 km N of ORV area, San Gabriel Mountains. 1100 Comment
  RSA128277  Arctostaphylos glauca var. glauca H. J. Thompson 1959-3-27 1883 Los Angeles Santa Monica Mountains: 0.5 mile east of peak, Saddle Peak, 701 Comment
  RSA634930  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20252 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  RSA635117  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20316 Los Angeles Road to Mt. Gleason, 4.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA635257  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20653 Los Angeles Angeles Crest Hwy., Eagle Roost Picnic Ground, 3.5 km west of old road to Crystal Lake. San Gabriel Mtns. 2030 Comment
  RSA603624  Arenaria macradenia var. arcuifolia Steve Boyd, Laura Moore, Michael Wall 1997-7-24 10019 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
  POM342  Arenaria serpyllifolia I. M. Johnston 1918-4-25 1978 Los Angeles Claremont. 366 Comment
  CHSC3665  Argemone munita Mary Mae Arthur 1966-6-4 48 Los Angeles San Gabriel Mts.- past Wilson turnoff on Angeles Crest Hy. Sandy turn out of road. 1219 Comment
  CAS-BOT-BC401657  Argemone munita subsp. munita Belle Richardson Jackson 1941-6-1 s.n. Los Angeles Road up to Mt. Wilson, from La Canyada [Canada] Comment
  SD181777  Aristida purpurea var. parishii LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 400 Los Angeles LA Basin, Vedugo Mtn Reg, NW side, N of Ledge Ave & Tuxford St, W of McDonald Ck, City of Sun Valley; Burbank [quad]. On ridge that runs down to mouth of McDonald Ck, on W side of creek, on sunny S-facing slope on hill to E of ridge. 366 Comment
  CAS-BOT-BC90136  Artemisia biennis John Thomas Howell 1927-10-29 3186 Los Angeles Salt marshes near Alamitos Bay 15 Comment
  JEPS26118  Artemisia californica Peter H. Raven and Henry J. Thompson 1959-9-19 13715 Los Angeles along, 0.2 mi. e of turn to Zuma Beach US Highway 101; Santa Monica Mountains 45 Comment
  POM277138  Artemisia californica E. S. Steele, H. S. Pratt 1935-10-11 s.n. Los Angeles Glen Oaks Hills, Glendale Comment
  RSA6055  Artemisia californica C. B. Wolf 1932-10-3 4207 Los Angeles Santa Catalina Island: road to Renton Mine about 1 mile from junction with Wirgley Drive. 305 Comment
  RSA652953  Artemisia douglasiana A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23277 Los Angeles Santa Susana Mountains: Aliso Canyon Oil Field, Oat Mountain; Mormon, Limekiln & Aliso Canyon watersheds. 610 Comment
  UCR190277  Artemisia dracunculus R. G. Swinney 1998-8-1 6612 Los Angeles San Gabriel Mtns., Mine Gulch at East Fork of San Gabriel River Canyon 1372 Comment
  SEINET6775469 Image available Artemisia dracunculus E. B. Bascock 1902-1 s.n. Los Angeles Near Pomona Comment
  UC205761  Artemisia ludoviciana subsp. incompta Geo. B. Grant 1904-8-1 68 a Los Angeles Pasadena Comment
  SBBG43848  Artemisia nesiotica M. R. Benedict 1971-6-25 Los Angeles immediately E of trap-shooting range, about 0.5 mi S of Wilson Cove Comment
  SBBG43893  Artemisia nesiotica M. R. Benedict 1971-6-25 Los Angeles 0.5 mi S of Wilson Cove Comment
  RSA594313  Artemisia tridentata subsp. parishii Steve Boyd, Lauren Raz 1996-10-14 9045 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  RSA401380K  Asclepias californica I. M. Johnston 1917-6-20 1355 Los Angeles Baldy Lookout of USFS. 2134 Comment
  UCR150888  Asclepias californica Valerie Soza, LeRoy Gross 1999-7-7 613 Los Angeles Transverse Ranges; San Gabriel Mtns, West side of Horse Canyon, above shooting area 1768 Comment
  UCR183932  Asclepias californica A. C. Sanders 2007-4-19 33412 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and southwest of the National Cement Plant 1085 Comment
  SBBG5709  Asclepias erosa R. Hoffmann 1927-9-19 Los Angeles Neenach Comment
  RSA0069432  Asclepias fascicularis R. G. Swinney 2010-6-8 13215 Los Angeles 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. 546 Comment
  SJSU13466  Asclepias fascicularis C. W. Sharsmith 1940-8-29 4229 Los Angeles head of Eaton Canyon, San Gabriel Mts 1371 Comment
  UC1587570  Asclepias fascicularis Tim Ross 1991-9-2 5933 Los Angeles near Mulholland Highway x Yerba Buena Road (draw off w side of Yerba Buena Road); Santa Monica Mountains, Triunfo Pass USGS 7.5' quadrangle 502 Comment
  RSA595000  Asparagus asparagoides Mark Hoefs 1995-7-26 2464 Los Angeles Santa Catalina Island, Middle Canyon, by bridge. 177 Comment
  LA201754  Aspidotis californica Arthur C. Gibson; 2001-5-18 4809 Los Angeles SANTA MONICA MOUNTAINS, Rocky Oaks National Recreation Area, near Mulholland Hwy and Kanan-Dume Road. Comment
  POM939  Aspidotis californica T. G. Bergesch 1896-05 s.n. Los Angeles Pasadena. Comment
  UC56433  Astragalus didymocarpus Ernest Braunton Mar 1903 845 Los Angeles Los Angeles Comment
  RSA746636  Astragalus douglasii R. G. Swinney 2008-6-4 8941 Los Angeles San Gabriel Mtns.: Devils Punchbowl Co. Park, c. 100 m SW of park headquarters/nature center. 1463 Comment
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Apr 24 2010
  RSA593454  Astragalus douglasii var. douglasii Steve Boyd 1996-4-24 8641 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
  RSA634218  Astragalus douglasii var. douglasii R. F. Thorne 1969-7-9 38569 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines. 2073 Comment
  RSA746771  Astragalus gambelianus R. G. Swinney 2008-4-17 8688 Los Angeles San Gabriel Mtns.: San Dimas, ridge between Sycamore and Shay canyons. 497 Comment
  UC397247  Astragalus layneae Marjorie Shaw, Edna Spaulding, Mrs. C. L. Walton Apr 6 1917-Apr 8 1917 b Los Angeles Mojave Desert , Antelope Valley 762 Comment
  POM145515  Astragalus lentiginosus J. B. Feudge 1925-5-23 1133 Los Angeles Lancaster. 716 Comment
  POM49663  Astragalus lentiginosus var. variabilis A. D. E. Elmer 1902-06 s.n. Los Angeles Palmdale Comment
  RSA151272  Astragalus miguelensis P. H. Raven 1962-5-8 17620 Los Angeles West side of island, 2.4 miles due south of Wilson Cove, San Clemente Island 137 Comment
  SBBG43853  Astragalus nevinii M. R. Benedict 1971-6-27 Los Angeles low terrace, below E end of runway near Northwest Harbor Comment
  POM2013  Astragalus pycnostachyus var. lanosissimus L. R. Abrams 1901-08 2184 Los Angeles Ballona Creek. Comment
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Jan 19 2010
  SEINET4044530  Astragalus trichopodus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 182 Comment
  SEINET12160168  Astragalus trichopodus J. Bright, Wyman, C. 1933-1 8041 Los Angeles N of Los Angeles Comment
  CAS-BOT-BC194046  Astragalus trichopodus var. lonchus Carl B. Wolf 1941-6-24 10889 Los Angeles Little Harbor, Santa Catalina Island 45 Comment
  RSA415726  Astragalus trichopodus var. lonchus George B. Grant, Walter Wheeler 1904-4-21 1931 Los Angeles Santa Catalina Island. Comment
  UCR239612  Astragalus trichopodus var. phoxus Dan S. Cooper 2012-6-15 612- 48 Los Angeles Western Transverse Range; Santa Monica Mountains, Sherman Oaks, Deervale-Stone Canyon Park 363 Comment
  SBBG31266  Athysanus pusillus R. F. Thorne 1967-3-18 36749 Los Angeles lower end of Bullrush Cyn 182 Comment
  LA31622  Atriplex californica Peter H. Raven; Henry J. Thompson 1959-10-4 Los Angeles Santa Monica Mountains, Point Dume 3 Comment
  SEINET3930306  Atriplex californica F. R. Fosberg 1931-5-17 54889 Los Angeles Little Harbor, Santa Catalina Island.; 0 2 Comment
  RSA592266  Atriplex canescens L. C. Wheeler 1967-5-12 9487 Los Angeles San Gabriel Mountains. Between summits 4174 and 4183, east of Vincent. 1250 Comment
  RSA620016  Atriplex canescens LeRoy Gross 1998-11-1 99 Los Angeles Southern base San Gabriel Mtns.: Big Tujunga wash. East of 210 freeway, city of Sunland. 365 Comment
  RSA452381  Atriplex coulteri F. R. Fosberg 1931-4-22 s 4669 Los Angeles Eagles Nest, Middle Ranch Canyon, Santa Catalina Island. 220 Comment
  RSA743657  Atriplex glauca R. E. Riefner Jr. 2006-1-21 6 -11 Los Angeles Port of Los Angeles, City of San Pedro, Cabrillo Beach along Via Cabrillo Marina Rd. near Shoshonean Rd. 10 Comment
  UCR214603  Atriplex lentiformis A. C. Sanders, Dan S. Cooper 2010-4-30 38123 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UC431540 Image available Atriplex lentiformis subsp. lentiformis W. H. Brewer Dec 1863 75 Los Angeles Santa Monica Comment
  RSA478285  Atriplex leucophylla Jack Rempel 1932-4-23 s.n. Los Angeles El Segundo. Comment
  RSA478315  Atriplex leucophylla F. R. Fosberg 1930-6-23 S- 2991 Los Angeles Del Rey Comment
  RSA39006  Atriplex nummularia E. A. Purer 1935-5-11 6586 Los Angeles Bluff, Playa Del Rey Comment
  CAS-BOT-BC176357  Atriplex parryi Eugene Wells 1909-11-27 s.n. Los Angeles Lancaster Comment
  UC444328  Atriplex parryi Parry 1881-1 282 Los Angeles Colton Lancaster; Mohave Desert; Colton, Lancaster, Mohave Desert Comment
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Mar 1 2011
  SEINET4136020  Atriplex rosea Louis C. Wheeler 1946-8-28 6294 Los Angeles San Gabriel Mountains. Caldwell Lake.; 0 1570 Comment
  SFV20037  Atriplex semibaccata A. Dittmer, S. Dark 2004-10-1 71 Los Angeles Ballona Wetlands. West side of wetlands on the north side of Jefferson Ave. close to road. Comment
  CAS-BOT-BC176743  Atriplex serenana var. serenana Alice Eastwood 1906-6-2 s.n. Los Angeles San Pedro Comment
  LA31605  Atriplex serenana var. serenana Peter H. Raven; Henry J. Thompson, Henry J. Thompson 1959-10-14 14619 Los Angeles Santa Monica Mountains, Malibu Junction 266 Comment
  SBBG72602  Atriplex torreyi R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  RSA3480  Avena barbata C. B. Wolf 1932-5-9 3423 Los Angeles Santa Catalina Island; Avalon. 8 Comment
  RSA547792  Avena barbata Timothy S. Ross, Peter Fritsch 1990-6-20 3687 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near the confluence of E and W forks of the San Gabriel River. Stream bottom to slopes. 445 Comment
  SDSU759  Avena barbata R. M. Beauchamp 1967-1-28 140 Los Angeles San Clemente Island, growing on grassy field on knoll near onld indian campsite west of Lemon Tank. Comment
  UCR258819  Avena barbata R. G. Swinney 2010-4-23 12349 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  RSA0042642  Avena barbata Greg Gillespie 1983-5-19 20 -83 Los Angeles Collected in burn area behind administration building at the Cal Poly Pomona campus. Comment
  CAS-BOT-BC145909  Avena fatua Geo. B. Grant 1898-4-16 s.n. Los Angeles Pasadena. Comment
  POM1166  Avena fatua P. A. Munz 1918-4-11 2041 Los Angeles Claremont. 365 Comment
  CAS-BOT-BC145796  Axonopus compressus Grace Cole Fleischman 1954-11-2 s.n. Los Angeles Pasadena. 145 Annandale Road. Comment
  RSA0087325  Azolla filiculoides R. G. Swinney 2010-6-29 13384 Los Angeles Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake. 308 Comment
  RSA279124  Azolla filiculoides Robert F. Thorne, D. Propst, M. Hoefs 1974-9-12 45109 Los Angeles Santa Catalina Island. Cottonwood Canyon below Rancho Escondido. 107 Comment
  SD85105  Azolla filiculoides Martin A. Piehl 3-6 Oct 1962 62522 Los Angeles Santa Catalina Island, Cottonwood Creek at bridge along main road, west side of island Comment
  RSA654655  Baccharis glutinosa Fred Brooks 1988-4-3 2 Los Angeles San Antonio Canyon, above lower ranger station along stream and sides of canyon. Comment
  UC1118878  Baccharis pilularis R. St. John 1930-1-21 76 Los Angeles creek bottom w of Plot #12; Triunfo Pass Quad. 335 Comment
  SBBG94235  Baccharis pilularis subsp. consanguinea M. B. Dunkle 1928-10-17 2021 Los Angeles Howland's Comment
  CAS-BOT-BC98167  Baccharis salicifolia H. F. Copeland 1927-12-30 1115 Los Angeles Near Azusa Comment
  CHSC24682  Baccharis salicifolia D. Hattem 1976-4-18 11 Los Angeles Population ca. 30 ft E of Hwy 5, ca. 3.5 mi N of Castaic. 457 Comment
  POM306259  Baccharis salicifolia Henry J. Ramsey, Henry J. Ramsey 1938-1-2 1419 Los Angeles North Craig Ave., Altadena. Comment
  RSA608054  Baccharis salicifolia L. C. Wheeler 1931-2-7 s.n. Los Angeles Base of San Gabriel Mountains: San Dimas Wash Comment
  SD69620  Baccharis salicifolia Robert F. Thorne, P. Everett 1965-5-11 34657 Los Angeles Santa Catalina Island; near Cottonwood Dam in Cottonwood Canyon. 45 Comment
  UCSB12932  Baccharis salicifolia Suter, Richard 1961-3-30 Los Angeles On west bank of Devil's Gate Dam reservoir, 0.5 miles north of Devil's Gate Dam north of Pasadena 274 Comment
  SEINET3145995  Baccharis salicifolia G. B. Grant 97 Los Angeles S CA; Las Angeles Comment
  CAS-BOT-BC75756  Berberis nevinii F. Grinnell 1903-10-31 15 Los Angeles Wash near Garnsey, San Fernando Valley. Comment
  RSA707466  Berberis nevinii Naomi Fraga, Lisa Rojas 2005-4-20 1545 Los Angeles Mouth of Cobal Canyon. Adjacent to fire road in Claremont Wilderness Park. Area burned by Padua Fire 2003. 494 Comment
  RSA0048505  Berberis nevinii Jack Pepper 1953-3-20 s.n. Los Angeles Encino park. Comment
  CAS-BOT-BC75812  Berberis pinnata Fordyce Grinnell 1904-7-4 18 Los Angeles Switzers Trail Arroyo Seco Canon [Canyon], Sierra Madre Mountains. Comment
  RSA657465  Bloomeria crocea S. Campbell 1980-6-4 37 Los Angeles Verdugo Mountains: Eastern slope of Verdugo Mountains on hill between Wabasso Way and Opechee Way. 267 Comment
  POM147819  Bloomeria crocea var. crocea Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  RSA367304  Bloomeria crocea var. crocea B. C. Templeton 1920-5-27 1465 Los Angeles Mulholland Drive. 300 Comment
  SBBG29785  Boechera pulchra L. Constance 1941-4-10 2800 Los Angeles near Neenach, 13.5 mi W of Lancaster 914 Comment
  LA34164  Bolboschoenus robustus Peter H. Raven; 1959-9-6 14372 Los Angeles 6 Comment
  SEINET11941934  Bougainvillea glabra J. Bright, Wyman, C. 1931-1 5700 Los Angeles Hollywood Comment
  CATA1961  Bowlesia incana F. R. Fosberg 1931-3-20 Los Angeles Santa Catalina Island: Hamilton Canyon 25 Comment
  OBI9012  Bowlesia incana Robert J. Rodin 1953-5-2 5814 Los Angeles Catalina Island. Cyn behind Whites Cove Comment
  SBBG19216  Bowlesia incana M. A. Piehl 1963-12-8 631084 Los Angeles Cave Cyn, 0.25 mi from mouth 30 Comment
  SBBG56198  Bowlesia incana F. C. Boutin 1967-4-23 1674 Los Angeles Lemon Tank 304 Comment
  UC1870168  Bowlesia incana LeRoy Gross 2001-5-6 385 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Along trail that comes up from Morning Glow Way off of La Tuna Canyon Rd. city of Sun Valley Comment
  UC56427  Bowlesia incana Ernest Braunton Mar 1903 827 Los Angeles Playa del Rey Comment
  UCR126655  Bowlesia incana A. C. Sanders, Andy Thomson 2003-4-15 25995 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park 396 Comment
  UC1930206  Boykinia rotundifolia Mark Elvin, Anne Marie Ruff 1996-8-1 298 Los Angeles Transverse Ranges; San Gabriel Mountains region: San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. 1.8 mi from gate. South side. Comment
  UCR191196  Boykinia rotundifolia R. G. Swinney 1999-7-28 7595 Los Angeles San Gabriel Mtns., Clark Gulch, at falls c. 400 m east of confluence with East Fork San Gabriel River Canyon 1098 Comment
  UCR258593  Boykinia rotundifolia R. G. Swinney 2010-8-26 13594 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  SD8419  Boykinia rotundifolia J. C. Nevin none given Los Angeles Santa Anita Canyon Comment
  UC2030068  Brassica fruticulosa Scott D. White 2001-2-4 8155 Los Angeles SAN GABRIEL MTS: Cismontane foothills; Evey Canyon, a tributary to San Antonio Cyn just above San Antonio Flood Control Dam. Comment
  SBBG133188  Brassica geniculata J. Savage 2003-4-11 JS- 1 -2003 Los Angeles San Clemente Island [old landing field] 259 Comment
  UC1922762  Brassica rapa LeRoy Gross 2006-1-28 2452 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Northwest tip of the Verdugo Range, just east of Hansen Dam. West side of Wentworth Street, north of Stonehurst Ave. 305 Comment
  RSA0126401  Brassicaceae Henry J. Ramsey, Henry J. Ramsey 1937-3-21 2185 Los Angeles North Craig Ave., Altadena. Comment
  POM351107  Brickellia californica F. R. Fosberg 1931-10-11 7213 Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA0057896  Brickellia californica Richard G. Swinney 2010-9-7 13700 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  RSA0098361  Brickellia californica R. G. Swinney 2011-11-1 15962 Los Angeles San Gabriel Mountains: confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  RSA0062665  Brickellia californica M. Ward, Shirley W. Campbell 1970-10-15 109 Los Angeles Lower Arroyo Seco, southeastern Pasadena. Comment
  CHSC34437  Brickellia nevinii James Henrickson 1972-11-2 8103 Los Angeles 8 mi NW of Newhall, NW of jct. of Hwy 5 and Hasley Cyn. Rd. 365 Comment
  UC936212  Brodiaea jolonensis Lois C. Taylor 1943-5-18 3382 Los Angeles Topanga Cnayon, Santa Monica Mountains Comment
  UCD57678  Bromus arizonicus Robert F. Thorne 1966-4-4 35789 Los Angeles Santa Catalina Island: Bird Rock. N of Isthmus Cove. 7 Comment
  LA13693  Bromus carinatus A. M. Johnson; 1935-4-26 4611 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA603769  Bromus carinatus L. C. Wheeler 1936-4-10 4086 Los Angeles 2 miles NE La Verne. 381 Comment
  RSA712916  Bromus carinatus A. C. Sanders, Mark A. Elvin 2003-4-16 26044 Los Angeles Santa Clara River watershed: Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi south of of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank. 305 Comment
  SBBG131614  Bromus carinatus S. A. Junak 1999-5-8 SCa 918 Los Angeles Fern Cyn, Cottonwood Cyn watershed, just upstream from fenceline, elevated floodplain Comment
  SBBG56591  Bromus carinatus R. Hoffmann 1931-5-4 Los Angeles north Bouquet Cyn Comment
  SD132494  Bromus carinatus Andrew C. Sanders 1988-2-18 7692 Los Angeles El Segundo Dunes; W of L.A. Intl. Airport between Pershing Dr and Vista Del Mar Blvd; on sandy flats behind the beach 4 Comment
  SEINET901504  Bromus carinatus Tim Ross, Steve Boyd 1990-1 3489 Los Angeles Camp Verdugo Pines and vicinity; Northerly draw draining to Jackson Lake; Mescal Creek 7.5; (QUAD); Rancho Santa Ana Botanic Garden 1877 Comment
  RSA191156  Bromus carinatus var. carinatus R. F. Thorne, M. Z. Thorne 1967-7-19 37206 Los Angeles Angeles National Forest, Crystal Lake Recreation Area 1691 Comment
  RSA604198  Bromus carinatus var. carinatus L. C. Wheeler 1972-4-9 s.n. Los Angeles San Gabriel Mountains: Georges Gap on divide between Clear Creek & Arroyo Seco. Comment
  UCD59094  Bromus carinatus var. marginatus G. L. Stebbins Jr. 1941-6-19 3143 Los Angeles On road from Big Pines resort to Smithsonian Observatory. 1981 Comment
  CATA613  Bromus diandrus Mark L. Hoefs 1991-4-8 1063 Los Angeles Santa Catalina Island: Upper Avalon Canyon, below Wrigley Memorial, near drainage channel 143 Comment
  POM296909  Bromus diandrus Lyman Benson 1945-5-11 11707 Los Angeles Canyon below Johnson's Pasture, Claremont, 549 Comment
  POM363407  Bromus diandrus Stone 1936-3-23 s.n. Los Angeles SW Los Angeles. Comment
  UCR223678  Bromus diandrus R. G. Swinney 2009-6-12 11130 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
  RSA0039355  Bromus diandrus John F. Emmel 1995-3-25 1357 Los Angeles Verdugo Mountains NE of Burbank; along mid-portion of trail south above La Tuna Canyon, ca. 0.6-0.8 air mile north and 0.1-0.2 air mile east of peak 3077. 685 Comment
  RSA762138  Bromus grandis Orlando Mistretta, Christine Mistretta 2008-5-15 3066 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 75 per TRTP Survey 2008), W fork of the San Gabriel River, Shortcut Cyn. 1200 Comment
  SEINET10520219  Bromus grandis F. R. Fosberg 1932-6-18 Fosberg 8509 Los Angeles Hogback, San Antonio Cass. Con. floor. 1300 Comment
  UC205228  Bromus hallii I. M. Johnston 1918-7-6 2070 Los Angeles San Antonio Mountains, Prairie Fork of San Gabriel River Prairie Fork San Gabriel River; San Antonio Mountains, Prairie Fork San Gabriel River 1981 Comment
  CATA41  Bromus hordeaceus USC Wrigley Interns: Miller Zou, Daniel Kasang, Alexandria Cheung, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 22 Los Angeles Santa Catalina Island: Deer Valley Trail 42 Comment
  RSA533416  Bromus hordeaceus Timothy S. Ross 1991-4-21 4525 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon, vicinity of old water tank. 229 Comment
  RSA64154  Bromus hordeaceus Valerie L. Soza 1997-4-11 34 Los Angeles Bernard Field Station of the Claremont colleges, located on the NW corner of Mills Ave. and Foothill Boulevard., 34 ' 06' 39N, 117 ' 41' 48W 412 Comment
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Mar 18 2009
  UCR126695  Bromus madritensis A. C. Sanders, Andy Thomson 2003-4-15 25993 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park 396 Comment
  UCR102380  Bromus madritensis subsp. madritensis L. C. Wheeler 1968-5-31 s.n. Los Angeles San Gabriel Mtns., Devil's Canyon, just above the upper falls, below the campground, east of windy gap. 1006 Comment
  UCR104099  Bromus madritensis subsp. madritensis Scott D. White 1997-5-21 5200 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
  SD260154  Bromus madritensis subsp. rubens R. G. Swinney 2010-5-19 12830 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. 1349 Comment
  UC934025  Bromus madritensis subsp. rubens H. L. Cogswell 1951-5-8 85 Los Angeles 3/4 mi n of San Dimas Foothill County Park (base of San Gabriel Mountains); San Gabriel Mountains 472 Comment
  LA33362  Bromus madritensis subsp. rubens Peter H. Raven; 1959-5-3 14056 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive near Beverly Glen Blvd. 380 Comment
  CAS-BOT-BC162211  Bromus orcuttianus Timothy S. Ross 1994-6-23 8058 Los Angeles Liebre Mountains. Sawmill Mountain. North slope ca. 330 m southeast to 525 m east northeast of Sawmill Campground, descending northeast along a ridge at the head of west fork Devils Gulch. 1514 Comment
  POM363913  Bromus rubens M. B. Dunkle 1939-4-4 7256 Los Angeles San Clemente Island. Pyramid Cove. Comment
  SBBG13307  Bromus rubens M. A. Piehl 1962-6-9 62363 Los Angeles Thirst 597 Comment
  UCD59604  Bromus rubens Al Franklin 1987-7-25 87 -45 Los Angeles SBBM. Saddleback, Butte Campground, northeast corner. 800 Comment
  RSA701282  Bromus sterilis LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1054 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. 519 Comment
  RSA0019966  Bromus tectorum Gary D. Wallace, Ann Hiller 1983-5-18 2060 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road 945 Comment
  RSA632018  Calandrinia ciliata L. C. Wheeler 1973-4-8 s.n. Los Angeles Divide between Aliso Canyon and Arrastre Canyon. 1005 Comment
  SEINET13387002 Image available Calocedrus decurrens R. G. Swinney 2011-1 15686 Los Angeles San Gabriel Mountains; SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of "Inspiration Cyn." & Coldwater Cyn., near spring and watertank (Chilao Flat 7.5 1140 Comment
  CAS-BOT-BC132265  Calochortus catalinae LeRoy Abrams 1903-3-14 3143 Los Angeles San Pedro Hills Comment
  RSA716545  Calochortus catalinae Andrea Edwards, Pam De Vries, David Hughes 2006-4-18 120 Los Angeles Calabasas USGS quad; in Dayton Canyon within preserved open space area. 366 Comment
  UC1349052  Calochortus catalinae Robert F. Thorne and P. Everett 1965-5-10 34464 Los Angeles n slope Black Jack Mt.; Santa Catalina Island 457 Comment
  RSA0051310  Calochortus clavatus Allison D. Rudalevige, Jennifer S. Pareti, Sandra Leatherman, Sarah Thomas, Jordan Zylstra, Jason Mintzer 2014-4-23 ADR 8 Los Angeles Castaic Area, west of Castaic Lake. 480 Comment
  UCR149884  Calochortus palmeri R. G. Swinney 1999-6-18 7327 Los Angeles Transverse Ranges; San Gabriel Mountains, Boulder Canyon north of Big John Flat 1619 Comment
  SBBG32141  Calochortus splendens R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -230 Los Angeles between Middle Ranch Cyn and Cottonwood Cyn Comment
  UCR179294  Calochortus splendens 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
  RSA377434  Calochortus splendens H. E. Hasse 2753 Los Angeles Catalina Island. Comment
  UCD139569  Calochortus splendens James Dilley 1997-5-2 s.n. Los Angeles Santa Monica Mountains. Mulholland Hwy., 1/3 west of Cold Canyon. Comment
  LA38799  Calochortus venustus Peter H. Raven; 1960-5-21 15400 Los Angeles SANTA MONICA MOUNTAINS, Cornell Corners. 243 Comment
  UCR16069  Calochortus venustus Loretta Bates 1978-5-28 s.n. Los Angeles Transverse Range, Davenport Rd., 1 mi past [west of] Red Rover Mine exit on Hwy I-14 and 1 mi east of the upper junction with Hubbard Rd. near Acton 976 Comment
  UCR123930  Calyptridium monandrum Steven R. Hill, K. Kramer 2001-4-22 33388 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
  SBBG133409  Calystegia macrostegia J. Savage 2003-8-25 Los Angeles VC3 sand pile Comment
  POM66007  Calystegia macrostegia subsp. arida C. F. Baker 1904-05 4716 Los Angeles Hills near Claremont 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
  SBBG131747  Calystegia macrostegia subsp. cyclostegia S. A. Junak 1999-4-23 SCa 856 Los Angeles S side of island, W facing ridgetop, below Triangulation Point "Granite" 341 Comment
  POM50594  Calystegia macrostegia subsp. intermedia L. R. Abrams 1901-04 1359 Los Angeles San Fernando Mts. 762 Comment
  RSA628695  Calystegia macrostegia subsp. tenuifolia L. C. Wheeler 1947-4-27 6470 Los Angeles Arcadia: Woodward Avenue between Santa Anita Avenue and Oakwood Drive. Comment
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Sep 30 2014
  UC1595268  Calystegia occidentalis subsp. fulcrata Tim Ross 1992-7-16 6690 Los Angeles near summit Mt. Gleason just e Military Reservation (San Gabriel Mountains); , nr summit Mt. Gleason 1901 Comment
  CHSC33242  Calystegia peirsonii Robert A. Schlising 1972-5-28 3037 Los Angeles San Gabriel Mountains, west of Palmdale; along Bouquet Canyon Road, 3.9 miles west of jct with Elizabeth Rake Road (N2). Comment
  RSA394909  Calystegia purpurata Jessie Velo 1949-6-24 4223 Los Angeles Los Padres National Forest. Comment
  UCR206131  Camissonia bistorta A. C. Sanders, T. B. Salvato 2009-5-29 37051 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  RSA465664  Camissonia bistorta Robert M. Perkins 1936-4-3 149 Los Angeles El Segundo dunes Comment
  UCR192577  Camissonia boothii A. C. Sanders 2008-4-10 34823 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  UCR280746  Camissonia campestris R. G. Swinney 2014-4-23 16171 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  RSA19205  Camissonia campestris subsp. campestris P. A. Munz 1923-5-27 6904 Los Angeles San Gabriel Mountains, Pallett Creek Comment
  SEINET12188982  Camissonia cheiranthifolia J. F. Bright, Wyman, C. 1931-1 5722 Los Angeles Hollywood Comment
  RSA454034  Camissonia cheiranthifolia subsp. suffruticosa Elbert Benjamine, Rice 1929-1-27 8465 Los Angeles Playa del Rey. Comment
  RSA609614  Camissonia cheiranthifolia subsp. suffruticosa Louis C. Wheeler 1974-4-4 s.n. Los Angeles West end of Los Angeles International Airport. 61 Comment
  RSA678780  Camissonia confusa Valerie L. Soza, LeRoy Gross 2002-4-16 1417 Los Angeles East side of Pettinger Canyon.Stables Fire 2001 area. 534 Comment
  RSA611664  Camissonia graciliflora Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10095 Los Angeles Liebre Mountains region: Lower Leona Valley, southeastern end of Ritter Ridge and adjacent wash of Amargosa Creek, north of Elizabeth Lake Road. 853 Comment
  RSA748330  Camissonia hirtella Justin M. Wood 2009-6-1 781 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  POM10144  Camissonia ignota P. A. Munz, R. D. Harwood 1920-4-21 3692 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  RSA506206  Camissonia pallida subsp. pallida Louis C. Wheeler 1967-5-12 9437 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  UC73304  Camissoniopsis hirtella E. D. Palmer 1902-4 Los Angeles wash near Glendora Comment
  LA50522  Camissoniopsis micrantha Harlan Lewis; 1954-4-3 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  UCR187276  Capsella bursa-pastoris A. C. Sanders 2006-4-18 32096 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  UCR210548  Capsella bursa-pastoris R. G. Swinney 2008-12-6 9972 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
  PASA393  Capsella bursa-pastoris Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA783064  Capsella bursa-pastoris J. D. Olmsted 1958-3-17 63 Los Angeles Above Johnson s Pasture Road with SW drainage along Thompson creek 1.25 miles NW of intersection Indian Hill and Baseline, NW of Claremont. 442 Comment
  RSA66104  Cardamine oligosperma L. C. Wheeler 1932-3-20 506 Los Angeles San Dimas Canyon 518 Comment
  SD133142  Cardaria pubescens L. Lapre 1990-4-24 Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct; San Andreas rift zone bisects the site 915 Comment
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Apr 17 2011
  CAS-BOT-BC18179  Carex Steve Boyd; Lauren Raz 1997-5-20 9807 Los Angeles Liebre Mountains Region. Northern Flank of Sawmill Mountain, upper Heryford Canyon Drainage. 1584 Comment
  UCR204020  Carex R. G. Swinney 2001-9-15 8143 Los Angeles San Gabriel Mountains, Lily Spring, north slope of Mt. Hawkins [7.5 air mi west southwest of Wrightwood] 2454 Comment
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Sep 12 2018
  UCR209540  Carex R. G. Swinney 2008-7-2 9125 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
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Sep 12 2018
  CAS-BOT-BC17687  Carex alma I. Johnston 1917-5-13 27 E Los Angeles El Monte. 121 Comment
  CAS-BOT-BC17662  Carex alma Robert F. Thorne; M. Z. Thorne 1966-8-29 36587 Los Angeles Angeles National Forest. San Gabriel Mountains. 1676 Comment
  RSA720400  Carex aurea R. G. Swinney 1997-7-23 5736 Los Angeles upper Government Canyon, c 2 mi W of Wrightwood, Blue Ridge Mtn area 2256 Comment
  RSA640874  Carex bolanderi L. C. Wheeler 1967-8-8 10397 Los Angeles San Gabriel Mts., Angeles National Forest: confluence of Alder Creek and East Fork 1250 Comment
  SD82929  Carex douglasii R. F. Thorne, M. Z. Thorne 1969-7-9 38548 Los Angeles San Gabriel Mountains, Angeles national Forest: Dry, open forest on summit of Table Mt. above Big Pines Ranger Station. 2133 Comment
  SEINET7547025  Carex flaccifolia G. B. Grant 1902-1 s.n. Los Angeles Pasadena Comment
  RSA586689  Carex fracta Orlando Mistretta 1995-6-20 1790 Los Angeles San Gabriel Mountains, Bare Mountain Canyon; Fountainhead Spring, E of Pacifico Mtn. 2012 Comment
  SBBG125217  Carex globosa A. Parikh, N. Gale 2010-6-23 3363 Los Angeles upper Shortcut Cyn, 1.3 km S of St Hwy 2, 1.5 km NNW of W Fork San Gabriel River 1290 Comment
  UCD140356  Carex globosa P. B. Kennedy 1928-3-29 s.n. Los Angeles Santa Catalina Island. Comment
  RSA229057  Carex hassei Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38888 Los Angeles San Gabriel Mts., Hunt Canyon 3 mi E of Vincent 2332 Comment
  CAS-BOT-BC21763  Carex hassei Robert F. Thorne; M. Z. Thorne 1967-7-19 37188 Los Angeles Big Cinega Springs above Crystal Lake Recreation Area. San Gabriel Moutains, Angeles National Forest. 1981 Comment
  POM80374  Carex multicaulis George B. Grant 1901-05 s.n. Los Angeles Mt. Lowe Comment
  CAS-BOT-BC32079  Carex multicaulis Ivan Murray Johnston 1917-7-4 1426 Los Angeles Bear Canyon 1524 Comment
  UC1116254  Carex nudata F. R. Fosberg 1931-3-11 660 Los Angeles below Wildwood (Topanga Canyon); Santa Monica Mountains 60 Comment
  CAS-BOT-BC118972  Carex pellita John Thomas Howell 1947-7-18 23429 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  CAS-BOT-BC117315  Carex spissa H. E. Hasse 1888-5-10 s.n. Los Angeles Canyon near Glendale. Comment
  RSA188513  Carex subfusca Robert F. Thorne 1965-8-26 35389 Los Angeles San Gabriel Mts.: Angeles National Forest, Camp Lupine near Prairie Fork. 2012 Comment
  CAS-BOT-BC115663  Carex triquetra Marcus E. Jones 1926-5-7 s.n. Los Angeles Claremont Comment
  UCD50467  Carya illinoinensis Collector Unknown 1982-11-1 s.n. Los Angeles CA: Los Angeles Co.: tree infront of house at Arcadia Ave., Arcadia. Comment
  JEPS19718  Castilleja affinis subsp. affinis Peter H. Raven with H. L. Wedberg 1957-6-15 10905 Los Angeles 0.8 mi n U.S. Hwy. 101A; Santa Monica Mountains, Latigo Canyon Comment
  SBBG50957  Castilleja chromosa J. Doty 1969-4-19 627 Los Angeles E side of Bouquet Cyn Rd, 2.3 mi SW of jct with County Rd N-2 975 Comment
  RSA725750  Castilleja exserta A. C. Sanders, Mark A. Elvin 2003-5-1 26278 Los Angeles Western San Gabriel Mtns.: NE side of Castaic Mesa, ca 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch. 396 Comment
  UC1063259  Castilleja exserta Jerome S. Horton 1939-5-17 542 Los Angeles 0.25 mi se San Dimas Reservoir (San Dimas Climatic Station); San Dimas Canyon, Pomona Quad. 457 Comment
  UCR124624  Castilleja exserta I. W. Clokey, B. C. Templeton 1929-1 4479 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UC1408988  Castilleja exserta Gary Wallace and D. Wilken 1966-3-18 138 Los Angeles near Thousand Oaks (off the Ventura Freeway); Russell Valley 274 Comment
  RSA0091339  Castilleja foliolosa R. G. Swinney 2011-5-12 14705 Los Angeles San Gabriel Mountains: along Cabin Canyon Creek near the confluence with Aliso Cyn. 1195 Comment
  UC885190  Castilleja foliolosa I. W. Clokey and E. G. Anderson 1931-3-11 5349 Los Angeles San Gabriel Canyon 900 Comment
  JEPS81756  Castilleja foliolosa L. R. Heckard with Michael Morris 1976-6-14 4269 Los Angeles n Claremont (just below Lower San Antonio Ranger Station); Mouth of San Antonio Canyon Comment
  UCR27060  Castilleja gleasoni T. P. Krantz 1980-7-4 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, Horse Flat Campground 1768 Comment
  RSA0107377  Castilleja gleasoni Orlando Mistretta, Mark A. Elvin 1995-5-10 1707 C Los Angeles Bare Mountain Canyon, West Fork. 1159 Comment
  RSA81491  Castilleja linariifolia F. W. Peirson 1919-6-14 490 Los Angeles Rock Creek, north slope of San Gabriel Mts. 1524 Comment
  RSA239843  Castilleja miniata subsp. miniata John Dourley, Nick Lolonis 1968-8-20 s.n. Los Angeles Along State Highway 2, below Dawson Saddle, San Gabriel Mountains. 2348 Comment
  SBBG66949  Castilleja minor subsp. spiralis R. Hoffmann 1927-8-31 Los Angeles Bouquet Cyn Comment
  UC1595329  Castilleja minor subsp. spiralis Tim Ross and Orlando Mistretta 1992-7-24 6768 Los Angeles 900 m ene (76 degrees ene) Strawberry Peak summit (vicinity of Strawberry Spring); San Gabriel Mts., Strawberry Spring 1460 Comment
  CAS-BOT-BC241066  Castilleja plagiotoma Roxana S. Ferris 1918-7-12 910 Los Angeles Lancaster Comment
  RSA448769  Castilleja plagiotoma Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  RSA598843  Castilleja subinclusa subsp. subinclusa Steve D. Boyd, Tim S. Ross 1997-3-21 9229 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1195 Comment
  CAS-BOT-BC38374  Caulanthus coulteri H. M. Hall 1902-5-1 3060 Los Angeles Antelope Valley, southern California. Vicinity of Elizabeth Lake. 1066 Comment
  UCR95380  Caulanthus coulteri var. coulteri Steve Boyd 1996-4-25 8719 Los Angeles Liebre Mtns., SW flank of Liebre Mtn., along Forest Service Rd. 7N22, c. 1.1 mi east of jct w/ 7N23. 1280 Comment
  SBBG53170  Caulanthus lasiophyllus S. A. Junak 1978-4-15 SCa 5 Los Angeles S side of upper Cherry Valley, S of Pk 637 Comment
  UCR220053  Caulanthus lasiophyllus R. G. Swinney 2009-4-24 10435 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  CAS-BOT-BC47913  Ceanothus arboreus Geo. B. Grant 1898-2-20 1588 Los Angeles Dry Hills, Avalon Comment
  SBBG39117  Ceanothus arboreus M. Van Rensselaer 1937-7-1 Los Angeles Santa Catalina Island Comment
  UCR272940  Ceanothus cordulatus R. G. Swinney 2011-7-29 15581 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  POM265804  Ceanothus crassifolius J. C. Roos 1942-3-7 1105 Los Angeles Big Tujunga Canyon. Comment
  RSA650505  Ceanothus crassifolius G. F. Orr 1956-3-29 s.n. Los Angeles South Fork, San Gabriel Canyon. 366 Comment
  UC574965  Ceanothus crassifolius Carl Epling and R. Fowler Kneen April 1933 Los Angeles Boney Ridge Santa Monica Mts. Comment
  SFV2218  Ceanothus cuneatus P. G. Kilburn 1958-3-11 658 Los Angeles San Gabriel Mountains Tapia Canyon north of Wayside Honor Ranch and just south of Castaic. Half way up canyon. 480 Comment
  RSA599506  Ceanothus cuneatus var. cuneatus Steve Boyd, Lauren Raz 1997-3-26 9331 Los Angeles Liebre Mountains region: Portal Ridge north of Lake Hughes, upper end of Myrick Canyon drainage along Lakeview Road. 1097 Comment
  RSA399845  Ceanothus greggii var. vestitus L. E. Hoffman 1931-12-23 s.n. Los Angeles Chilao Flats 2134 Comment
  RSA588140  Ceanothus greggii var. vestitus Orlando Mistretta 1994-5-23 1233 Los Angeles Little Rock Creek, drainage E of Creek and N of Forest Rd. 4N15. 1311 Comment
  RSA654200  Ceanothus integerrimus Kelly Middleton, David Middleton 1988-5-8 2 Los Angeles Glendora Ridge Road, 4.4 miles west of Mt Baldy Road intersection. 1220 Comment
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Jun 2 2014
  JEPS85804  Ceanothus leucodermis Roy E. Buck 1989-6-23 1350 Los Angeles ca 0.1 air km nnw Icy Springs (lowermost ne facing slope of canyon of upper Big Bear Creek, 26 air km nn3 o fGlendora, just e of ruins of old house); San Gabriel Mts. 1737 Comment
  LA44857  Ceanothus leucodermis Carl Epling; 1943-4-12 sn Los Angeles Little Rock Creek Camp, near Palmdale Comment
  POM2899  Ceanothus leucodermis C. F. Baker 1909-5-15 5346 Los Angeles San Antonio Canyon, Claremont. Comment
  RSA0116758  Ceanothus leucodermis R. G. Swinney 2010-8-23 13576 Los Angeles San Gabriel Mountains; Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail. 1085 Comment
  RSA399011  Ceanothus leucodermis Tisdale 1929-4-15 s.n. Los Angeles Topanga Canyon. Comment
  UCR190107  Ceanothus leucodermis R. G. Swinney 1998-8-27 6792 Los Angeles San Gabriel Mtns., ridge due north of Big Horn Ridge and south of San Antonio Ridge, 7625 ft. high spot on ridge above Coldwater Canyon 2325 Comment
  CATA421  Ceanothus megacarpus var. insularis Sara L. Crockett 1997-1-18 558 Los Angeles Santa Catalina Island: 2.2 miles NW on Stage Road frm jct. with Middle Ranch Road 365 Comment
  RSA399705  Ceanothus megacarpus var. insularis F. R. Fosberg 1931-5-6 S 4813 Los Angeles Santa Catalina Island. 280 Comment
  RSA508702  Ceanothus megacarpus var. insularis Mark Parratt 1965-1-25 640 Los Angeles Santa Catalina Island Comment
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Feb 9 2017
  UC1595238  Ceanothus oliganthus var. oliganthus Tim Ross and Peter Fritsch 1990-6-20 Los Angeles Mouth of Burro Canyon San Gabriel Mts. (near confluence of the e and w forks of the San Gabriel River.) Comment
  RSA535896  Ceanothus spinosus Tim S. Ross 1991-9-2 5941 Los Angeles near Mulholland Hwy at Yerba Buena Rd. 541 Comment
  SBBG71415  Ceanothus vestitus R. Hoffmann 1925-4-19 Los Angeles between Antelope Valley and Elizabeth Lake Comment
  SEINET11740293  Cedrus libani Unknown 1968-1 s.n. Los Angeles Topango Canyon, ca 45 mi N of Los Angeles Comment
  RSA188706  Centaurium venustum Robert F. Thorne, P. Everett 1965-6-22 34914 Los Angeles Santa Catalina Island, above Avalon. 152 Comment
  POM3623  Centaurium venustum Larry E. DeBuhr 1907-5-17 s.n. Los Angeles Claremont. 366 Comment
  CAS-BOT-BC179822  Centrostegia thurberi Ralph Hoffmann 1929-4-27 s.n. Los Angeles Sandy Flat, Lancaster Comment
  SD214614  Centrostegia thurberi Darley F. Howe 1947-5-5 1537 Los Angeles Palmdale Comment
  UC52626  Centrostegia thurberi var. thurberi Dr. A. Davidson 1896-1 Los Angeles Lancaster Comment
  CAS-BOT-BC388304  Cerastium glomeratum Geo. B. Grant 1905-4-10 s.n. Los Angeles Pasadena Comment
  RSA592831  Cerastium glomeratum L. C. Wheeler 1967-4-8 9176 Los Angeles San Gabriel Mountains. San Gabriel Canyon, El Encanto. Comment
  RSA65616  Cerastium glomeratum F. W. Peirson 1919-5-18 438 Los Angeles Hills east of Monrovia Canyon 457 Comment
  RSA126734  Cercocarpus betuloides Peter H. Raven, Henry J. Thompson 1959-4-3 13915 Los Angeles North slope near summit of Saddle Peak. 838 Comment
  RSA583076  Cercocarpus betuloides Tim S. Ross 1993-4-22 6912 Los Angeles Santa Catalina Island: SW part of the island in Bullrush canyon; near 'dogleg.' 236 Comment
  RSA755832  Cercocarpus betuloides R. G. Swinney 2008-10-7 9492 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  SEINET11914800  Cercocarpus betuloides M. T. Doutt 1931-1 654 Los Angeles Sierra Madre Mts., trail between Mt. Lowe & Mt. Wilson Comment
  LA91432  Cercocarpus betuloides var. betuloides Bruce Douglas Clayton; Greg Shaw 1972-3-30 32 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, halfway out Drawbridge firebreak. 609 Comment
  UC732564  Cercocarpus betuloides var. betuloides Geo. B. Grant 1901-1 158 Los Angeles Pasadena; Pacific Coast, Coast Ranges, Pasadena Comment
  UCSB70450  Cercocarpus betuloides var. betuloides Keefe, Joseph 2001-1-19 Los Angeles South by southeast face of The Eagle Rock, Eagle Rock District, Los Angeles, California 90041 304 Comment
  SD69650  Cercocarpus betuloides var. blancheae Robert F. Thorne 1967-5-18 36876 Los Angeles Santa Catalina Island: Wild Boar Gully (Cercocarpus Arroyo). 152 Comment
  RSA330774  Cercocarpus ledifolius Wayne E. Sawyer 1981-7-7 s.n. Los Angeles San Gabriel Mountains., Angeles National Forest: Lily Spring 2454 Comment
  CAS-BOT-BC136973  Cercocarpus ledifolius var. intermontanus V. W. Steinmann 1996-6-17 921 Los Angeles San Gabriel Mountains, ca. 2.5 km (by air) south-southwest of Mt. San Antonio, along Baldy Trail 2550 Comment
  LA88742  Cercocarpus traskiae Karen Searcy; 1967-4-29 45 Los Angeles Santa Catalina Island, At bottom of Gully 1 mi. WNW Salta Verde Point Comment
  POM30266  Chaenactis artemisiifolia Marcus E. Jones 1902-6-20 s.n. Los Angeles Mt. Lowe Comment
  POM351643  Chaenactis artemisiifolia Fay A. MacFadden 1931-5-25 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA0036980  Chaenactis artemisiifolia R. G. Swinney 2010-5-29 13399 Los Angeles San Gabriel Mountains: junction of W. Fork May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  RSA0087064  Chaenactis artemisiifolia R. G. Swinney 2010-5-4 12518 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  RSA710755  Chaenactis artemisiifolia Valerie L. Soza, Bill Hogshead 2003-4-23 1636 Los Angeles Brand Park, Brand Canyon. 381 Comment
  SFV21067  Chaenactis artemisiifolia L. Gross 2001-5-6 380 Los Angeles Verdugo Mountains Along trail that comes up from Morning Glow Way off of La Tuna Canyon Road in city of Sun Valley. Comment
  RSA732928  Chaenactis glabriuscula R. G. Swinney 2000-5-20 7695 Los Angeles NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch north of Hwy 39 610 Comment
  UCSB6425  Chaenactis glabriuscula B., K.; T., S. 1944-6-13 Los Angeles Chapman Burn, San Dimas Experimental Forest, San Gabriel Mountains Comment
  RSA0115777  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2011-3-29 14252 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
  JEPS30578  Chaenactis glabriuscula var. orcuttiana Donald M. Kyhos 1958-5-10 58 -187 Los Angeles Playa del Rey Comment
  CAS-BOT-BC284279  Chaenactis santolinoides A. D. E. Elmer 1902-6-1 3802 Los Angeles Acton Comment
  UC63160  Chaenactis stevioides H. M. Hall 1902-4-1 3033 Los Angeles near Palmdale; Antelope Valley Comment
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Dec 21 2006
  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
  CDA10728  Chaenactis stevioides G. D. Barbe, T. C. Fuller 1973-4-6 1190 Los Angeles 4 miles south of Palmdale, 0.7 mile north of Pearblossom Highway on Sierra Highway. 0 Comment
  OBI2897  Chaenactis xantiana Lewis S. Rose 1968-4-5 68018 Los Angeles 10 mi E of Gorman 853 Comment
  RSA613599  Chamaesyce albomarginata L. C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains: Just west of Bluebird Truck Trail. 472 Comment
  RSA498537  Chamaesyce melanadenia L. C. Wheeler 1931-8-22 9 Los Angeles 2 miles NNE La Verne Comment
  RSA630282  Chamaesyce melanadenia LeRoy Gross 1999-2-25 116 Los Angeles Verdugo Mountains: Side canyon, drains north into La Tuna Canyon 609 Comment
  UC450976  Chamaesyce polycarpa Fay A. Macfadden 1931-3-4 43 E Los Angeles Tuna Canyon Verdugo Hills Comment
  POM9913  Cheilanthes covillei F. W. Peirson 1921-5-3 2404 Los Angeles Bear Canyon Ridge west of Mt. Lowe 1219 Comment
  SEINET804423  Cheilanthes covillei L. L. Kiefer 1967-1 3567 Los Angeles San Gabriel Mountains, Devil Canyon, Boar Canyon, wild area, W. fork Boar Ck, trib of W. fork of San Gabriel R. ca. 31.5 miles upstream. 1066 Comment
  IRVC28746  Chenopodium berlandieri A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25521 Los Angeles Santa Clara River Valley, S side at edge of farm fields near mouth of "Long Canyon" ca. 1 km due S of Del Valle NE end of Santa Susana Mtns. 274 Comment
  SBBG18741  Chenopodium berlandieri E. R. Blakley 1962-10-5 5424 Los Angeles old mill site in Hen Cove N of White's Landing 3 Comment
  UC1584031  Chenopodium berlandieri Tim Ross 1991-2-23 4084 Los Angeles on slope dropping wnw from Turnbull Canyon Road x Skyline Drive; Whittier Hills (Puente Hills), Upper Turnbull Canyon 292 Comment
  UCR206492  Chenopodium berlandieri A. C. Sanders, T. B. Salvato 2009-5-21 36901 Los Angeles San Gabriel Valley, Whittier Narrows, between San Gabriel River and Rio Hondo, west side of Hwy 19 (Rosemead Blvd.) along road to shooting area, S of Hwy 60 along SCE powerlines 66 Comment
  UCR277235  Chenopodium berlandieri R. G. Swinney 2010-10-5 13976 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, west of 'Oak of the Golden Dreams', at west boundary of park 451 Comment
  UC1595355  Chenopodium botrys Tim Ross 1992-5-17 6350 Los Angeles 164 deg sse and 555m distant from mouth of Shoemaker Canyon; San Gabriel Mountains, E Fork of San Gabriel River 646 Comment
  SBBG128436  Chenopodium californicum M. L. Hoefs 1995-5-16 2041 Los Angeles Big Springs Cyn, near rd to Two Harbors 103 Comment
  SBBG96981  Chenopodium californicum S. Boyd with T. Ross, L. Arnseth 1990-4-8 4337 Los Angeles near Malo Pt, second cyn S of Bryce Cyn Comment
  OBI69329  Chenopodium californicum John Knapp, Denise Knapp 2003-5-10 64 Los Angeles Catalina Island; 367500.37N x 3695802E 320 Comment
  POM12243  Chenopodium californicum F. L. Robinson 1921-3-16 1 Los Angeles Claremont. 365 Comment
  SD75644  Chenopodium californicum Reid Moran 1941-2-17 578 Los Angeles San Clemente Island; on east side of ravine, Middle Ranch, south side of San Clemente Island. 500 Comment
  RSA0088594  Chenopodium desiccatum R. G. Swinney 2010-5-11 12677 Los Angeles East of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd. 872 Comment
  UCR214637  Chenopodium murale A. C. Sanders, Dan S. Cooper 2010-3-12 37379 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA749852  Chenopodium pratericola R. G. Swinney 2005-7-8 8275 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, west of and adjacent to Longview Road 1216 Comment
  UC527181  Chloris gayana Carl B. Wolf 1932-9-16 4121 Los Angeles Bryant Ranch Long Beach (on w side of San Gabriel River Flood Control, 1400 ft s of 7th St., Long Beach); w side of San Gabriel River Flood Control, Long Beach 3 Comment
  SBBG122081  Chorizanthe parryi var. fernandina A. Parikh, N. Gale 2002-5-4 1737 Los Angeles 1.5 km S of Castaic Junction, 0.5 km W of Six Flags Magic Mtn 345 Comment
  UC188736  Chorizanthe parryi var. fernandina Samuel B. Parish June 1887 1989 Los Angeles San Fernando Comment
  UCR238092  Chorizanthe parryi var. fernandina Mark A. Elvin 2003-6-30 2961 Los Angeles Western Transverse Range; Santa Clarita Valley Area, Newhall Ranch, west side of Grapevine Mesa, 4 km SW (216 deg. ) of intersection of I-5 Fwy and Hwy 126 366 Comment
  RSA392668  Chorizanthe staticoides Geo. L. Moxley 1914-5-30 217 Los Angeles San Rafael Hills Comment
  RSA596829  Chorizanthe staticoides Tim S. Ross, J. Mark Porter 1995-5-4 8504 Los Angeles Texas Canyon: ca 2.65 road miles NE of Bouquet Canyon Road. 610 Comment
  UC52618  Chorizanthe staticoides Harley P. Chandler 1897-5-4 Los Angeles claremont 335 Comment
  UC56079  Chorizanthe staticoides J. H. Barber 1897-1-24 Los Angeles Comment
  UCD99944  Chorizanthe staticoides Garm Beall 1997-5-9 23 Los Angeles Mullholland Highway, 1 mile east of Malibu Canyon Road. Comment
  RSA0113378  Chorizanthe xanti var. xanti LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7556 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  RSA476626  Chrysolepis sempervirens Fred Burlew 1916-1 s.n. Los Angeles Mt. San Antonio Comment
  UC635283  Chylismia claviformis subsp. claviformis H. L. Mason 1926-4-27 3038 Los Angeles Rock Creek Comment
  UCR145462  Cirsium arvense L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mtns, Foster Ranch, Sycamore Canyon, south slope Johnstone Peak 732 Comment
  SBBG65901  Cirsium occidentale var. californicum R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  UCR154436  Cirsium occidentale var. californicum A. C. Sanders, T. B. Salvato 2005-5-24 30255 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
  SBBG80130  Cirsium occidentale var. coulteri F. R. Fosberg 1931-5-14 4876 Los Angeles 2 mi above ranch, Middle Ranch Cyn 220 Comment
  LA105097  Cirsium vulgare Barry A. Prigge; 1988-7-3 8163 Los Angeles Santa Monica Mountains, Calabasas, 0.2 mi E of N-jtn of Mulholland Hwy and Old Topanga Rd, 0.1 mi S of Calabasas High School 313 Comment
  UC1871029  Cistus incanus T. S. Ross, Walter Appleby 1993-5-20 7186 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle; San Fernando quad: R15W T3N, NE/4 SE/4 sect. 9 Comment
  RSA279054  Cistus ladanifer R. F. Thorne 1971-4-23 41464 Los Angeles San Gabriel Mountains, Angeles National Forest: Chantry Flats, along trail to Santa Anita Canyon. 609 Comment
  RSA594734  Cistus ladanifer T. S. Ross 1995-4-7 8357 Los Angeles Templin Highway ca. 100-250 ft NE of its inter- section with the Old Ridge Route (near the headwaters of Violin Canyon). 866 Comment
  UCSB42349  Cistus ladanifer Taylor, A. 1980-5-17 Los Angeles S side of Glendora Mountain Road; 8.6 miles east of San Gabriel Canyon Road, San Gabriel Mtns. 944 Comment
  LA15536  Clarkia bottae W. O. Griesel; 1936-6-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA453456  Clarkia bottae Anstruther Davidson 1889-07 s.n. Los Angeles Foothills. Los Angeles. Comment
  RSA609141  Clarkia bottae Louis C. Wheeler 1932-6-18 832 Los Angeles San Dimas Canyon. 427 Comment
  RSA648039  Clarkia bottae Orlando Mistretta 1992-7-13 679 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  HSC16282  Clarkia cylindrica C. E. Fellows 1965-6-27 108 Los Angeles 3/10 mi. S of Dartford St. on Sepulveda Blvd. Comment
  CAS-BOT-BC172094  Clarkia dudleyana Alice Eastwood 1919-6-20 9037 Los Angeles Mt. Wilson Comment
  RSA652347  Clarkia dudleyana Toppenberg 1961-5-21 s.n. Los Angeles Old Rd. to Mt. Baldy, N. of Upland Comment
  SBBG125213  Clarkia dudleyana A. Parikh, N. Gale 2010-6-22 3357 Los Angeles Upper Shortcut Cyn, 1.1 km S of St Hwy 2, 1.3 km SE of intersection of St Hwy 2 and Upper Big Tujunga Cyn Rd, San Gabriel Mtns 1330 Comment
  UC1293695  Clarkia dudleyana P. C. Everett and E. K. Balls 1959-6-2 23852 Los Angeles near Intersection of Mulholland Drive and Road to Backus; Santa Monica Mts. 609 Comment
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May 25 2014
  RSA448274  Clarkia epilobioides Thekla Mohr 1897-05 s.n. Los Angeles [The City of] San Gabriel. Comment
  RSA601565  Clarkia purpurea subsp. quadrivulnera Louis C. Wheeler 1967-6-15 9836 Los Angeles Liebre Mountain Region: Foothills NE of Saugus. 396 Comment
  RSA724755  Clarkia purpurea subsp. quadrivulnera K. Dobry 1991-5-22 d- 669 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  CAS-BOT-BC165219  Clarkia similis John Thomas Howell 1928-5-6 3777 Los Angeles Along trail between Fern Lodge and [Madrono] Madrono Flat, E. Fork of Santa Anita [Canon] Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC165500  Clarkia unguiculata L. R. Abrams 1917-7-8 6617 Los Angeles [Topango Canon] Topanga Canyon, Santa Monica Mts. Comment
  RSA0115271  Clarkia unguiculata Richard G. Swinney 2010-5-25 12913 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA658898  Clarkia unguiculata Geraldine Dodd 1992-5-16 16 Los Angeles 1.5 miles north of corner of Mira Monte Ave. & Mt. Wilson Trail Dr. in Sierra Madre,. Mt Wilson Hiking Trail 732 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
  SEINET10969625  Clarkia unguiculata Tim Holtsford 1992-5-31 Holtsford 920531 -1-A Los Angeles Mandeville canyon rd, just n and across the st from 3676 canyon rd. Coastal sage-scrub with oaks, sycamores, elderberry, many cultivar. Comment
  RSA73345  Clarkia xantiana F. W. Peirson 1928-6-2 7943 Los Angeles Trail up South Fork of Rock Creek. 1677 Comment
  RSA73349  Clarkia xantiana subsp. parviflora F. W. Peirson 1919-6-5 5307 Los Angeles San Antonio Canyon, along stream bed above bridge. 1448 Comment
  UC7952  Claytonia exigua subsp. exigua A. Davidson 1892-1 Los Angeles Comment
  SEINET11942588  Claytonia parviflora I. W. Clokey, Templeton, B. 1929-1 4526 Los Angeles Mandeville Canyon, Santa Monica Mountains 365 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
  RSA466714  Claytonia parviflora subsp. parviflora Joseph A. Ewan 1931-5-30 4238 Los Angeles Hermit Trail, Big Santa Anita Canyon 427 Comment
  RSA729185  Claytonia parviflora subsp. utahensis R. G. Swinney 1998-7-14 6452 Los Angeles north slope of Pine Mountain Ridge, from high point to Prairie Fork, c. 1 mi. SE of Cabin Flat. 1890 Comment
  RSA0113808  Claytonia parviflora subsp. viridis LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7545 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  RSA0026281  Claytonia peirsonii subsp. peirsonii Thomas Stoughton, Jose D. Zuniga 2013-4-1 1706 Los Angeles Near the Devil's Punchbowl County Park 1605 Comment
  CAS-BOT-BC439964  Claytonia perfoliata subsp. mexicana Huron H. Smith 1912-5-29 5022 Los Angeles Summit Road, Santa Catalina Isl. 396 Comment
  RSA584042  Claytonia perfoliata subsp. mexicana Timothy S. Ross 1992-4-21 6211 Los Angeles Glendora Ridge Road: on the divide between upper East Fork San Dimas Canyon & Lower Cow Canyon, daining toward the latter 1317 Comment
  SBBG110909  Claytonia perfoliata subsp. mexicana I. W. Clokey, B. Templeton -Mar-1929 4527 Los Angeles Mandeville Cyn 350 Comment
  RSA0019899  Claytonia rubra subsp. rubra Orlando Mistretta, Christine Mistretta 2011-6-29 5761 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, near microwave tower 0.5 miles SE of summit. 1945 Comment
  RSA15255  Clematis lasiantha Fay A. MacFadden 1931-05 3007 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  RSA612196  Clematis lasiantha Bill Campbell 1932-3-19 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  UCSB1951  Clematis lasiantha Wedberg, Lee 1954-5-10 Los Angeles Seco Cyn; Upper Arroyo 914 Comment
  POM305756  Clematis ligusticifolia Henry J. Ramsey, Henry J. Ramsey 1937-6-27 937 Los Angeles Angeles National Forest: Bear Creek, north of Pacoima Reservoir. Comment
  UC75415  Clematis ligusticifolia C. F. Baker 1903-8-2 3458 Los Angeles San Antonio Canyon near Claremont; San Antonio Canyon Comment
  RSA6002  Clematis ligusticifolia var. californica Carl B. Wolf 1932-10-5 4239 Los Angeles Santa Catalina Island, 1 mile from Middle Ranch on road to Black Jack Peak. 274 Comment
  OBI10670  Clematis pauciflora Louis C. Wheeler 1932-5-4 680 Los Angeles San Gabriel Wash 107 Comment
  UCR232385  Cleomella obtusifolia Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-19 8065 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, along east side of Sierra Highway, 230 m south of Avenue E 702 Comment
  RSA493815  Cnicus benedictus A. C. Sanders, Barbara Pitzer, B. Phillips, C. Sylber 1988-7-6 7987 Los Angeles SW part of the city of Lancaster, E side of 40th Street West at Ave. L-6. 747 Comment
  RSA679886  Collinsia callosa LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 845 Los Angeles East side of Punchbowl Canyon. 1585 Comment
  LA2023  Collinsia heterophylla A. M. Johnson; 1925-4-26 4575 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
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Jun 25 2015
  LA52027  Collinsia heterophylla Harvey Anderson; Carl Epling, Lincoln Ellison 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA606991  Collinsia heterophylla Louis C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope Smith Mt., along Bear Creek Trail. 1250 Comment
  UCR193702  Collinsia heterophylla R. G. Swinney, Dave Larson 1999-5-15 7144 Los Angeles San Gabriel Mtns., Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 549 Comment
  UCR149909  Colutea arborescens R. G. Swinney 1999-6-18 7338 Los Angeles Transverse Ranges; San Gabriel Mountains, Boulder Canyon north of Big John Flat 1619 Comment
  UCR150621  Colutea arborescens Scott D. White 1997-5-8 5096 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  SBBG79814  Constancea nevinii F. R. Fosberg 1931-7-16 5609 Los Angeles Avalon 5 Comment
  UC906448  Convolvulus arvensis Joseph Ewan 1933-6-29 10816 Los Angeles near Culver City; Ballona Creek Comment
  POM355827  Conyza bonariensis F. R. Fosberg 1931-7-10 5364 Los Angeles Eagle's Nest. Middle Ranch Canyon, Santa Catalina Island. 180 Comment
  UC468804  Conyza bonariensis C. F. Millspaugh 1920-3-17 4826 Los Angeles Santa Catalina Island, Cherry Valley Comment
  POM355843  Conyza canadensis T. S. Clare, Johnstone 1929-10-20 s.n. Los Angeles Eaton Canyon, San Gabriel Mts. Comment
  RSA198832  Conyza coulteri R. F. Thorne, D. Propst 1968-5-28 37683 Los Angeles Santa Catalina Island: on delta above second (lower) reservoir in upper Bulrush canyon 335 Comment
  PASA91  Cordylanthus rigidus subsp. brevibracteatus Frank W. Peirson 1921-11-12 Los Angeles Collin's Ranch, north slope Liebre Mts., about 4000ft. 1219 Comment
  JEPS7040  Cordylanthus rigidus subsp. setiger Rimo Bacigalupi 1952-8-8 3895 Los Angeles just n Whitaker Summit (on US 99 - 1/4 mi off highway, at Oak Flat Public Camp); Angeles National Forest 640 Comment
  RSA0089552  Coreopsis bigelovii Mitch Provance, Callen Huff 2009-4-28 10672 Los Angeles Tehachapi Mountains: Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086. 1371 Comment
  RSA704230  Coreopsis bigelovii Gary D. Wallace 1982-4-17 1913 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  RSA92473  Coreopsis californica F. W. Peirson 1917-5-13 2780 Los Angeles Near Little Rock, Mojave Desert. Comment
  CAS-BOT-BC105739  Corethrogyne filaginifolia E. R. Blakley 1962-10-3 5373 Los Angeles Santa Catalina Island, banks around Wrigley Reservoir at the summit of the island road 426 Comment
  RSA0037425  Corethrogyne filaginifolia R. G. Swinney 2010-9-1 13661 Los Angeles San Gabriel Mountains/Verdugo Mountains: Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds. 341 Comment
  SBBG13714  Corethrogyne filaginifolia E. R. Blakley 1962-10-3 5373 Los Angeles banks around Wrigley Reservoir at the summit of the island rd 426 Comment
  UC57585  Corethrogyne filaginifolia J. H. Barber 1898-8-5 Los Angeles Malibu Comment
  LA201839  Coronopus didymus Arthur C. Gibson; 2003-5-28 4931 Los Angeles 121 Comment
  SD125358  Coronopus didymus Robert F. Thorne 1973-4-11 42726 Los Angeles Rancho Santa Ana Botanic Garden; Claremont. 365 Comment
  RSA483048  Cortaderia selloana Robert Gustafson 1980-9-16 1989 Los Angeles Ballona Wetlands, Area 3. Comment
  UCR138991  Cotula australis L. C. Wheeler 1974-4-14 s.n. Los Angeles San Gabriel Mtns., Wildwood Ranch, Shuler Canyon 412 Comment
  UC1215150  Crassula connata var. erectoides Peter H. Raven 1962-4-9 17175 Los Angeles near barracks Wilson Cove; San Clemente Isl. 60 Comment
  SEINET10874356  Crassula tetragona Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4831 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
  RSA640019  Crassula tillaea L. C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains: Ham Canyon. . 754 Comment
  SBBG11038  Cressa truxillensis D. E. Breedlove 1961-9-23 1278 Los Angeles Ballast Pt, S side of Catalina Harbor Comment
  RSA202457  Cressa truxillensis A. L. (Illegible) 1956-10-1 740 Los Angeles near 17th & Marine, Venice. Comment
  UC879476  Cressa truxillensis L. W. Nuttall 804 Los Angeles Santa Catalina Isl. Comment
  POM155646  Crossosoma californicum D. Meadows 1927-12-4 305 Los Angeles Avalon, Santa Catalina Island. Comment
  RSA253131  Crossosoma californicum G. D. Wallace, Mark Hoefs 1975-3-23 1416 Los Angeles Santa Catalina Island. East of entrance to Arboretum in upper Avalon Canyon along rd. to Avalon 48 Comment
  CHSC95859  Croton californicus LeRoy Gross; Steve Fischer, Gary Wallace, et al. 2002-12-7 679 Los Angeles Transverse Ranges: San Gabriel Mountains Region: Limekiln Canyon. High-angle seismic plain in lower part of canyon before it empties into Pacoima wash. 518 Comment
  SFV21139  Croton californicus J. M. Keefe 2001-1-24 31016 Los Angeles San Rafael Hills Pasadena. East side of Arroyo Seco, 2 m west of curb, across street from 1590 Arroyo Blvd at Howard Street. 250 Comment
  UCR191724  Cryptantha A. C. Sanders 2008-4-23 35066 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1090 Comment
  UCR281172  Cryptantha barbigera var. barbigera R. G. Swinney 2014-4-23 16180 Los Angeles San Gabriel Mountains, east of Valyermo, Holcomb Ridge, 0.18-0.32 miles north of Bob's Gap Rd., 1.04 air-miles west of Bob's Gap 1302 Comment
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Jul 28 2021
  SBBG24804  Cryptantha circumscissa R. N. Philbrick 1965-5-20 B 65 -1179 Los Angeles S fork of Little Rock Crk 1066 Comment
  SEINET3860015  Cryptantha circumscissa R. G. Swinney 2009-4-23 10483 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam.; 0 963 Comment
  CAS-BOT-BC189513  Cryptantha circumscissa var. circumscissa W. P. Vestal; A. G. Vestal 1947-4-8 s.n. Los Angeles E of Little Rock Comment
  SD186128  Cryptantha corollata A. C. Sanders, Mark A. Elvin 2003-4-16 26040 Los Angeles Newhall Ranch, ca. 0.4 mile north of Highway 126, west of Castaic Creek and north of its confluence with the Santa Clara River. 305 Comment
  UC24687  Cryptantha intermedia J. H. Barber 1897-3-14 48 Los Angeles Santa Monica Experiment Station Comment
  UC78534  Cryptantha intermedia Rev. J. C. Nevin 1882-1 Los Angeles Los Angeles Comment
  UCR99399  Cryptantha intermedia Jack Easton 1997-2-25 s.n. Los Angeles Glendale: western toe of San Rafael Hills 305 Comment
  UC1584224  Cryptantha micrantha Tim Ross and Steve Boyd 1990-5-17 2598 Los Angeles Mill Creek Tree Plantation San Gabriel Mts., Angeles National Forest, Tujunga District 1612 Comment
  LA94310  Cryptantha micromeres Carl Epling; 1925-5-15 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  IRVC29543  Cryptantha microstachys A. C. Sanders 2003-4-29 26163 Los Angeles Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. Western San Gabriel Mtns. 396 Comment
  RSA507971  Cryptantha microstachys Steve Boyd 1988-4-28 2225 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus. In small canyon. Angeles National Forest. 640 Comment
  RSA610737  Cryptantha microstachys L. C. Wheeler 1933-7-4 1898 Los Angeles San Dimas Canyon, San Gabriel Mts 640 Comment
  UC934029  Cryptantha microstachys H. L. Cogswell 1951-6-9 110 Los Angeles 1.33 mi nnw Big Dalton Dam (ne slope Wood's Peak); San Gabriel Mountains, Woods Peak 1005 Comment
  UC1063841  Cryptantha muricata A. D. Gifford 1935-2-7 424 Los Angeles Mouth of Elizabeth Lake Canyon Tejon Quad. 396 Comment
  UCR259756  Cryptantha muricata R. G. Swinney 2010-5-11 12636 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
  UC551847  Cryptantha muricata F. R. Fosberg 1932-6-8 10632 Los Angeles Head of Lone Pine Canyon San Gabriel Mts. 1875 Comment
  UCR280865  Cryptantha muricata var. denticulata R. G. Swinney 2014-5-19 16561 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  RSA0079271  Cryptantha muricata var. muricata Timothy S. Ross 1994-5-10 7699 Los Angeles Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mountain summit. 854 Comment
  SEINET238790  Cryptantha nevadensis A. C. Sanders, D. Malueg; K. D. Jones 1998-6-22 22000 Los Angeles San Gabriel Mountains: Soledad pass area at north foor ca. 5 miles southwest of Palmdale along SCE Mesa-Vincent power 1000 Comment
  RSA0115442  Cryptantha nevadensis var. rigida R. G. Swinney 2010-6-1 13170 Los Angeles San Gabriel Mountains; Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  SBBG63937  Cryptantha oxygona M. N. Ackley 1928-4-25 42 Los Angeles Red Rock Cyn 914 Comment
  UCR280578  Cryptantha pterocarya var. purpusii R. G. Swinney 2014-4-18 16128 Los Angeles San Gabriel Mountains, NE of Littlerock Dam, north end of Alimony Ridge, south side of Mt. Emma Rd., to 75 m south of road 976 Comment
  RSA595814  Cryptantha similis L. C. Wheeler 1967-5-9 9377 Los Angeles Aliso Canyon, east of Acton, ca. 1 mi. downstream from Wagon Wheel Ranch. 1067 Comment
  RSA772293  Cryptantha similis R. G. Swinney 2009-4-28 10522 Los Angeles summit of Mt. Emma 1585 Comment
  UC1506396  Cupressus F. Boutin 1977-1-23 Los Angeles near Hill Ave. (on Washington Blvd., on n side of street); Pasadena Comment
  RSA726864  Cupressus forbesii Steve Boyd 2004-4-15 10899 Los Angeles Rowher Flats area, near off-highway vehicle staging areas at end of Angeles National Forest road 5N14. Comment
  RSA746562  Cuscuta californica var. californica Orlando Mistretta 1992-8-17 749 Los Angeles Haines Canyon Trail, Tujunga Ranger District. Comment
  RSA550695  Cuscuta indecora T. S. Ross, Annette H. Ross 1991-7-29 5707 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  RSA188694  Cuscuta occidentalis R. F. Thorne 1966-6-2 36510 Los Angeles Santa Catalina Island, near upper end of road leading to White's Landing 396 Comment
  UC879581  Cuscuta subinclusa Ira W. Clokey, B. Templeton 1929-7-1 4590 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  UCR126629  Cuscuta subinclusa A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27144 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  CDA33865  Cuscuta subinclusa Pat Akers 2008-9-1 PDR# 1440793 Los Angeles El Monte; On San Gabriel, north of Thienes 0 Comment
  SBBG126126  Cuscuta subinclusa A. C. Sanders with T. B. Salvato, M. Provance 2009-5-26 36928 Los Angeles San Gabriel River between Bassett and S El Monte from Hwy 60 crossing to above confluence with San Jose Crk, vicinity of Thienes Ave public access to San Gab Riv greenway, along Edison powerlines 71 Comment
  RSA723319  Cylindropuntia californica var. parkeri LeRoy Gross 2007-5-16 2730 Los Angeles Southwest side of the range. Near end of Roscoe Blvd. that runs up into Chandler Canyon. Opposite side of street of 9960 address. 305 Comment
  SEINET10400893  Cylindropuntia echinocarpa Marc A. Baker, Bruce D. Parfitt 1987-4-15 7518 Los Angeles 1.3 km S of Pearblossom Hwy along 165th St. E.; ca. 4 km N. of Holcomb Ridge. 990 Comment
  CATA1048  Cynodon dactylon Mark L. Hoefs 1995-5-10 1979 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  CDA1939  Cynodon dactylon R. E. Riefner Jr. 2003-9-13 03 -343 Los Angeles City of Long Beach, vicinity of Veterans Stadium, Lew Davis Street near intersection with Clark Ave. Comment
  POM273748  Cyperus eragrostis Lyman Benson 1947-10-13 12845 Los Angeles Morris Dam, San Gabriel Canyon above Azusa; Pacific Slope Drainage Area 305 Comment
  UCR272916  Cyperus odoratus Steven A. Junak 2000-10-12 SCa- 1409 Los Angeles Channel Islands, Santa Catalina Island, north side of Thompson Reservoir 195 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
  UCR43296  Datisca glomerata David Charlton 1986-6-15 273 Los Angeles San Gabriel Mtns, Buckhorn Campground: creek along Burkhart Trail 1768 Comment
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Jun 26 2008
  RSA522448  Datisca glomerata T. S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4057 Los Angeles NE of Tie Summit Station and E of Angeles Forest Hwy. Westerly drainage that meets Tie Canyon. Tujunga Ranger District, Angeles National Forest. 1463 Comment
  SBBG31347  Datura wrightii R. F. Thorne with P. C. Everett 1965-6-22 34929 Los Angeles S of Avalon Golf Course in Avalon Cyn 91 Comment
  RSA596739  Datura wrightii Louis C. Wheeler 1966-10-23 9053 Los Angeles San Gabriel Mountains. Kentucky Springs. Comment
  POM3239  Daucus pusillus J. Britton 1893-04 s.n. Los Angeles Collected near Pasadena Comment
  RSA733837  Daucus pusillus R. G. Swinney 2000-5-10 7677 Los Angeles San Gabriel Mtns.: San Gabriel River bottom, ca. 600 m NE of confluence with Fish Canyon between bike path and river bottom. +/- 1000 m. 220 Comment
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Mar 28 2010
  SD234268  Daucus pusillus A. C. Sanders, M. A. Elvin, et al. 2003-5-1 26282 Los Angeles Western San Gabriel Mtns.: NE side of Castaic Mesa, ca. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch. 395 Comment
  SEINET12118158  Daucus pusillus F. R. Fosberg 1932-1 8140 Los Angeles Coach Rd above Hamilton C. Santa Catalina 4 210 Comment
  CATA1645  Deinandra clementina Mark L. Hoefs, Steven A. Junak 1998-6-12 2928 Los Angeles Santa Catalina Island: At Isthmus, across from Catalina Harbor 6 Comment
  SBBG98491  Deinandra clementina T. Ross 1991-5-23 5482 Los Angeles lower Tota Cyn, E escarpment 36 Comment
  CAS-BOT-BC299308  Deinandra fasciculata Herman Knoche 1919-6-25 915 Los Angeles Avalon, Catalina Island Comment
  UC1478699  Deinandra fasciculata Larry DeBuhr 1977-4-16 2658 Los Angeles coastal bluffs around Little and Shark Harbours; Santa Catalina Island Comment
  CAS-BOT-BC299294  Deinandra fasciculata C. W. Tilforth 1969-7-1 206 Los Angeles Mouth of small canyon 1/2 mi. east of Colima Ave. and Punta del Este St. intersection north of Whittier Comment
  SEINET7838965 Image available Deinandra fasciculata I. W. Clokey, B. C. Templeton 4600 Los Angeles Mandeville Canyon, Santa Monica Mts. Comment
  SFV9753  Deinandra minthornii J. W. Dole, G. F. Fisler 1977-10-28 s. n. Los Angeles Santa Susana Mountains Chatsworth. Diamond Bar Ranch. Edge of Simi Freeway among the big rocks. Comment
  RSA683181  Delphinium cardinale LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1102 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge., Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  UCR248524  Delphinium cardinale Jason A. Koontz, Bart O'Brien, Erika Gardner 2012-5-15 291 Los Angeles Coastal Plains and Basins; San Bernardino Basin Region, Claremont. Rancho Santa Ana Botanic Garden, just outside north fence 416 Comment
  UCSB28766  Delphinium cardinale Tanowitz, B. 1974-7-1 Los Angeles On Beverly Glen Blvd; approximately 1 mile south of its junction with Mulholland Dr; (Brown Cyn.) 274 Comment
  RSA0029748  Delphinium glaucum A. N. Dunn 1935-8-12 s.n. Los Angeles Guffys Spring, Blue Ridge. 2561 Comment
  RSA0045485  Delphinium parryi Paul M. Inman 1983-5-15 51583 -6 Los Angeles Big Santa Anita Canyon in the Angeles National Forest, San Gabriel Mountains, about 1 mile north of Arcadia, near first weir above Hoegee's Camp on Winter Creek trail. 792 Comment
  CAS-BOT-BC116283  Delphinium parryi subsp. parryi Geo. L. Mosley 1922-6-12 1110 Los Angeles San Francisquito Canyon Comment
  LA52177  Delphinium patens subsp. hepaticoideum Elizabeth McClintock; 1936-3-22 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Dr. Comment
  RSA798762  Delphinium patens subsp. hepaticoideum Jason Koontz, Bart O'Brien 2012-5-17 289 Los Angeles Glendora Ridge Rd. N-Facing semi-stabilized scree slope. Comment
  SBBG129320  Delphinium patens subsp. montanum A. Parikh, N. Gale 2012-5-2 3580 Los Angeles W Fork San Gabriel River, 0.8 km E of Cogswell Dam 660 Comment
  SBBG95438  Dendromecon harfordii M. B. Dunkle 1928-4-21 1878 Los Angeles Renton Mine Hill Comment
  CAS-BOT-BC82895  Dendromecon rigida Geo. B. Grant 1901-4-1 s.n. Los Angeles Terminal Railroad. Comment
  CAS-BOT-BC82899  Dendromecon rigida Alice Eastwood 1913-5-11 3155 Los Angeles San Fernando Wash. Comment
  RSA0034898  Dentaria integrifolia var. californica Carol Haines 1959-3-11 S.N. Los Angeles Old Topanga Canyon, Santa Monica Mts. 243 Comment
  SBBG31236  Descurainia pinnata R. F. Thorne 1966-4-5 35811 Los Angeles Middle Ranch Cyn, below Stage Station 76 Comment
  RSA0119669  Descurainia pinnata subsp. glabra R. G. Swinney 2014-4-30 16264 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  LA200319  Descurainia pinnata subsp. halictorum W. O. Griesel; 1936-4-19 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  POM463  Descurainia pinnata subsp. menziesii Milton Davenport 1909-1 s.n. Los Angeles Claremont. Comment
  CAS-BOT-BC43492  Descurainia sophia Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9478 Los Angeles 5 miles west of Lancaster on Antelope Valley Road. Comment
  RSA755966  Descurainia sophia Orlando Mistretta, Christine Mistretta 2008-4-4 2313 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Peaceful Valley Road (Segment 5, structure 54 per TRTP survey; 2008) 1341 Comment
  CAS-BOT-BC402267  Dicentra chrysantha Le Roy Abrams; E. A. McGregor 1908-6-19 384 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  SD1891  Dicentra chrysantha Ruth B. Randall Jul 1931 183 Los Angeles Big Pines near Los Angeles. Comment
  UC855061  Dicentra chrysantha Alice Eastwood 1913-5-11 3153 Los Angeles San Fernando Wash Comment
  UC440469  Dicentra ochroleuca Carl Epling and Lincoln Ellison 1929-4-27 Los Angeles Topanga Canyon; Santa Monica Mountains Comment
  SEINET1004518  Dichelostemma capitatum A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-1 26117 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.). 488 Comment
  POM169474  Dichelostemma capitatum subsp. capitatum C. F. Baker 1904-4-22 s.n. Los Angeles Monrovia Comment
  RSA15195  Dichelostemma capitatum subsp. capitatum Carl B. Wolf 1926-3-22 72 Los Angeles Occidental College Campus, Eagle Rock Comment
  SBBG57577  Dichelostemma capitatum subsp. capitatum M. N. Ackley -May-1925 631 Los Angeles Kirby's Cyn, Glendale Comment
  SD84771  Dichelostemma capitatum subsp. capitatum Reid Moran 1941-3-11 699 Los Angeles In cactus and brush, ridge north of Middle Ranch, Santa Catalina Island. 249 Comment
  RSA652079  Dichelostemma capitatum subsp. capitatum Anonymous 1948-2-20 s.n. Los Angeles San Dimas: located Bass Cliff Farm. Comment
  LA201626  Dichelostemma capitatum subsp. pauciflorum Arthur C. Gibson; 2001-4-20 4233 Los Angeles SANTA MONICA MOUNTAINS, Mountclef Ridge, Wildwood Regional Park, Thousand Oaks, Santa Rosa Trail. Comment
  CAS-BOT-BC299813  Dieteria canescens var. canescens I. M. Johnston 1917-8-22 1647 Los Angeles Praire Fk. of San Gabriel R., San Antonio Mountains 1981 Comment
  RSA591661  Digitaria ciliaris L. C. Wheeler 1966-9-21 8896 Los Angeles San Gabriel Mountains, north fork San Gabriel Canyon, 1/4 mile downhill from intersection of main road to upper Bichota Canyon. 854 Comment
  SEINET13697755  Diplacus brevipes G. B. Grant 1901-1 424 Los Angeles Pasadena. Comment
  SD51780  Diplacus johnstonii Rimo Bacigalupi, G. T. Robbins & L. R. Heckard 1953-6-15 4202 Los Angeles Along forest service road following summit of Mendenhall Ridge, 12.0 miles east of its start at paved road between Little Tujunga and Pacoima canyons Comment
  CAS-BOT-BC150645  Diplacus longiflorus Dr. Barton W. Evermann 1916-5-5 s.n. Los Angeles Newhall Comment
  CHSC102904  Diplacus longiflorus L. P. Janeway 2009-5-15 9784 Los Angeles Peninsular Ranges. North slope of Puente Hills; Shabarum Regional County Park, along Shabarum Trail; 1.7 air km south-southwest of the junction of S. Azuza Ave and Colima Road. 342 Comment
  SEINET4095744  Diplacus puniceus R. Moran 1941-1 628 Los Angeles Bottom of wash, Johnson's Valley, Santa Catalina Island. 100 Comment
  CHSC34467  Dithyrea californica Donyce Means 1966-4-21 105 Los Angeles 24 air miles W. of Victorville at Junct. Hwy 138 and Hwy to Victorville. 944 Comment
  SBBG2472  Dithyrea californica H. and M. Dearing 1933-4-9 4933 Los Angeles Palmdale-Victorville Hwy Comment
  SD39648  Dithyrea maritima Edith A. Purer 1932-4-23 2774 Los Angeles El Segundo Comment
  RSA724611  Dodecatheon clevelandii K. Dobry 1992-2-16 d- 1045 Los Angeles West Santa Monica Mts. 5 mil No of Pacific Coast Hwy. along E. Arroyo Sequit at Camp Shalom Comment
  UCR192839  Dodecatheon redolens R. G. Swinney 1998-7-14 6432 Los Angeles San Gabriel Mtns., Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine 2195 Comment
  SD148270  Drosanthemum floribundum A. C. Sanders, D. Malueg 2001-5-17 24339 Los Angeles Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near west end of Jefferson Blvd. 121 Comment
  RSA519119  Drymocallis glandulosa var. wrangelliana Brooke Yoshino 1990-4-24 2 Los Angeles Live Oak Canyon, La Verne. Alt. +/-2000 ft. 610 Comment
  SBBG72506  Drymocallis lactea var. lactea R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  SEINET6409456  Dryopteris arguta G. B. Grant 1904-4-24 326 Los Angeles Sierra Madre Mts. 1524 Comment
  CAS-BOT-BC428113  Dudleya cymosa subsp. cymosa Geo. B. Grant 1906-6-10 6677 Los Angeles Mt Lowe, Castle Canyon Comment
  CAS-BOT-BC109688  Dudleya cymosa subsp. ovatifolia K. Nakai 1980-6-8 621 Los Angeles Santa Monica Mountains, Topanga Canyon, 3.15 km north of California Highway 1. 150 Comment
  UC933293  Dudleya cymosa subsp. pumila P. A. Munz 1950-4-28 5388 Los Angeles Cascade Canyon San Gabriel Mtns 1828 Comment
  UC933296  Dudleya cymosa subsp. pumila Reid Moran 1949-5-31 3271 Los Angeles Arroyo Seco 762 Comment
  LA105276  Dudleya greenei Lyman Benson; 1952-5-2 15115 Los Angeles Santa Catalina Island, N face of Swain Canyon, Whites Landing 182 Comment
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Sep 4 2014
  UC205231  Dudleya hassei R. L. Pendleton 1909-7-2 1356 Los Angeles rd to e Avalon; Santa Catalina Island 9 Comment
  UC1015411  Dudleya hassei Reid Moran 1941-2-28 659 Los Angeles Wilsons Cove Santa Catalina Island Comment
  UC2059989  Dudleya lanceolata K. Nakai 1981-6-24 778 Los Angeles Fish Canyon, San Gabriel Mountains, ca. 1.5 km from the mouth of Canyon. Comment
  UCR275008  Dudleya lanceolata Michael Honer, Rachel Woodard 2006-4-21 2220 Los Angeles Tehachapi Mountains area:, Slopes above Oso Canyon; c. 2 miles north of Quail Lake; 1.2 miles west of cement plant rd. 1006 Comment
  RSA629701  Dudleya lanceolata L. C. Wheeler 1967-7-6 9938 Los Angeles San Gabriel Mountains: San Gabriel Canyon 274 Comment
  RSA83353  Dudleya virens F. W. Peirson 1923-4-9 3487 Los Angeles San Clemente Island: at Middle Ranch Comment
  RSA762653  Dysphania ambrosioides R. G. Swinney 2008-11-30 9882 Los Angeles Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy 165 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
  RSA608870  Echinochloa crus-galli L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon, Blum Ranch. 884 Comment
  UCR248237  Egeria densa J. L. Johnson, Mike Kepper 1977-8-9 s.n. Los Angeles San Marino, Huntington Gardens Comment
  UCR84583  Ehrharta calycina T. S. Ross, Janet Takara, Stacey Otte 1993-4-24 6949 Los Angeles Santa Catalina Island, W end of island beyond the isthmus, on main east-west ridgetop c. 615 m east of Granite Triangulation Point and 620 m WNW of Oak Triangulation Point 488 Comment
  RSA776727  Ehrharta erecta Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11683 Los Angeles Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  UCR95713  Ehrharta erecta D. L. Banks 1996-1-31 861 Los Angeles Claremont, Oakwood Apartments at 580 S. Bucknell Avenue, NW side of building in landscape plantings Comment
  UCR182475  Eleocharis R. G. Swinney 1993-9-11 2656 Los Angeles San Gabriel Mtns., Wrightwood, junction of Spruce Street & Hwy 2, north of Hwy 2 along the stream 1799 Comment
  RSA595953  Eleocharis palustris J. Travis Columbus, C. R. Annable, C. 0 dos Santos, J. M. Porter, M. E. Siqueiros D. 1996-6-5 2690 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 rd. mi. W from jct. with Sierra Hwy., in vernal pool basin (not evident from rd.) on shelf just N of and above Plum Canyon bottom and rd turnou., With an adjacent Populus sp., in NE of 3 small depressions within basin 610 Comment
  RSA365362  Eleocharis palustris Anstruther Davidson 1890-1 s.n. Los Angeles River. Comment
  IRVC28586  Elymus condensatus A. C. Sanders, Mark Elvin 2002-6-19 25179 Los Angeles Newhall Ranch, head of "Adobe Cyn." and pass into "Long Cyn." 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 335 Comment
  CAS-BOT-BC227495  Elymus elymoides A. D. E. Elmer 1902-6-1 3749 Los Angeles Lancaster Comment
  RSA0091532  Elymus elymoides subsp. elymoides R. G. Swinney 2011-6-14 15128 Los Angeles Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  SEINET10864623  Elymus glaucus Carl C. Epling, William Robison 1935-6-30 Epling s.n. Los Angeles North Fork, San Jacinto River. Comment
  CAS-BOT-BC206759  Elymus glaucus subsp. glaucus Timothy S. Ross 1992-5-24 6418 Los Angeles Brown's Gulch, Draining to San Gabriel Canyon at the base of San Gabriel Dam - San Gabriel Mountains 475 Comment
  RSA600557  Elymus glaucus subsp. glaucus L. C. Wheeler 1954-9-1 7073 Los Angeles San Gabriel Mountains: Little Rock Creek, ca. 1 mile downstream from Cooper Creek. Comment
  RSA549172  Elymus glaucus subsp. jepsonii Timothy S. Ross, Peter Fritsch 1990-6-20 3693 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon. 1329 Comment
  UCD62715  Elymus trachycaulus subsp. trachycaulus Louis C. Wheeler 1968-6-14 s. n. Los Angeles San Gabriel Mountains: Spring on north side of Blue Ridge by Guffy Camp. Comment
  RSA0127179  Elymus trachycaulus subsp. trachycaulus Louis C. Wheeler 1967-7-15 10016 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  SBBG31323  Emmenanthe penduliflora var. penduliflora R. F. Thorne with P. C. Everett 1966-5-11 Los Angeles N side of N beach of Little Harbor 15 Comment
  CDA744  Ephedra nevadensis G. D. Barbe, T. C. Fuller 1973-5-21 1391 Los Angeles Roadside field in SE corner of Pearblossom Hwy at Small Road, E of railroad overpass, 4 mi W of Four Points (junction with Hwy 138). Comment
  SBBG56459  Ephedra nevadensis R. Hoffmann 1929-4-28 Los Angeles about Harold, near Palmdale Comment
  UCD133222  Ephedra nevadensis Louis C. Wheeler 1932-4-10 602 Los Angeles 2 mi W Palmdale, Mohave Desert. 762 Comment
  UC1083313  Ephedra viridis Herbert L. Mason 1926-4-26 2960 Los Angeles 4 mi w of Sanger Comment
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Jul 31 2014
  RSA0116182  Epilobium brachycarpum R. G. Swinney 2010-10-5 13985 Los Angeles San Gabriel Mountains; east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  UCR193999  Epilobium canum R. G. Swinney 1998-8-13 6761 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
  POM187613  Epilobium canum subsp. canum Joseph A. Ewan 1929-4-12 3479 Los Angeles Van Tassel Canyon above Azusa. Comment
  RSA0116117  Epilobium canum subsp. latifolium R. G. Swinney 2011-10-13 15785 Los Angeles San Gabriel Mountains; Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek. 1573 Comment
  UCR145191  Epilobium canum subsp. latifolium June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  RSA448472  Epilobium ciliatum Louis C. Wheeler 1932-4-21 643 Los Angeles UCLA Campus, W. Los Angeles. 137 Comment
  RSA594655  Epilobium ciliatum Louis C. Wheeler 1967-7-30 10267 Los Angeles San Gabriel Mountains. All Trail Canyon, BM 3434 near Tom Lucas campground. 1006 Comment
  UCR190916  Epilobium ciliatum R. G. Swinney 1998-7-10 6365 Los Angeles San Gabriel Mtns., confluence of Bear Gulch and Prairie Fork Canyon, south side of canyon along Prairie Fork stream 1488 Comment
  JEPS39231  Epilobium ciliatum subsp. ciliatum F. W. Peirson 1919-4-16 382 Los Angeles Cajon Pass 685 Comment
  SD114103  Epilobium ciliatum subsp. ciliatum Darley F. Howe 1947-8-26 1747 Los Angeles San Gorgonio trail from north side. 2438 Comment
  UCR270839  Epilobium ciliatum subsp. ciliatum R. G. Swinney 2011-8-17 15617 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  UCR271858  Epilobium ciliatum subsp. ciliatum R. G. Swinney 2011-6-23 15300 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  UCR258614  Epipactis gigantea R. G. Swinney 2010-6-23 13333 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin 341 Comment
  RSA381690  Epipactis gigantea Albert J. Perkins 1912-9-8 s.n. Los Angeles Trail to Mt. San Antonio, [San Gabriel Mountains]. Comment
  RSA702176  Equisetum arvense Scott D. White 2004-8-20 10731 Los Angeles Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. 1067 Comment
  RSA607811  Equisetum arvense L. C. Wheeler 1968-7-21 s.n. Los Angeles San Gabriel Mountains: East Fork Alder Creek off Big Tujunga, at below Charlton Flat; future dam site. Comment
  RSA651074  Equisetum hyemale var. affine Harvey Kennedy 1949-2-13 s.n. Los Angeles San Dimas Canyon. 609 Comment
  UCSB8207  Equisetum laevigatum Haller, Norman 1953-4-18 Los Angeles Hwy. 99, 12 mi S of Gorman. 914 Comment
  UCR274356  Equisetum telmateia subsp. braunii Steven A. Junak 1999-9-10 SCa- 1096 Los Angeles Channel Islands, Santa Catalina Island. Middle Ranch Canyon, inland from Ben Weston Beach, Mills Landing 91 Comment
  POM155669A  Equisetum telmateia var. braunii M. B. Dunkle 1928-5-20 1964 Los Angeles Santa Catalina Island, Middle Ranch Gorge 91 Comment
  POM50294  Equisetum telmateia var. braunii L. R. Abrams 1901-4-5 1352 Los Angeles San Fernando Mtns. Comment
  CAS-BOT-BC204479  Eragrostis cilianensis Peter H. Raven 1961-9-24 16751 Los Angeles Bouquet Reservoir 914 Comment
  SEINET4178262 Image available Eragrostis cilianensis Louis C. Wheeler 1932-8-13 1131 Los Angeles 2 Miles North Claremont 411 Comment
  UCR138530  Eragrostis curvula var. curvula L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mtns, divide between Oak Spring Canyon and Cottonwood Canyon, off Little Tujunga Canyon 823 Comment
  RSA612216  Eragrostis mexicana subsp. virescens L. C. Wheeler 1932-8-9 1128 Los Angeles 2 miles SW [of] Azusa 107 Comment
  UCD64533  Eragrostis pectinacea J. O. McMullin 1914-9-1 Los Angeles Casa Desierto. Comment
  UCR163174  Eragrostis pectinacea var. pectinacea Anuja Parikh, Nathan Gale 2004-6-2 2027 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek 290 Comment
  RSA421555  Eremocarpus setiger E. A. McGregor 1965-6-11 s.n Los Angeles Small ravine east of Whittier College Comment
  SBBG25299  Eremogone macradenia var. macradenia D. Emery 1965-5-22 65 -180 Los Angeles S of Cima Mesa in Los Angeles Nat Forest Comment
  RSA0042342  Eriastrum densifolium subsp. austromontanum Pam De Vries 2013-5-17 7857 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 Rd. 1059 Comment
  UC1586229  Eriastrum densifolium subsp. austromontanum Tim Ross 1991-8-16 5860 Los Angeles Horse Flats San Gabriel Mts., Chilao Flat USGS 7.5' quad (s end) 1720 Comment
  UCSB39357  Eriastrum eremicum Sanders, R. 1977-5-13 Los Angeles North side of Highway 138, 7 miles east of its junction with Highway 14 914 Comment
  RSA0103479  Eriastrum rosamondense A. C. Sanders, E. J. Lott 1993-5-6 13938 Los Angeles Mojave Desert: 12 miles N of Palmdale, Sierra Highway at Ave G to 1/10 mi. NW of intersection., [UTM 10km cell: LJ-9E, 4N. Sterks Ranch] 706 Comment
  RSA0121301  Eriastrum sapphirinum subsp. dasyanthum R. G. Swinney 2000-6-25 7791 Los Angeles Lower San Antonio Canyon, c. 70 m west of San Antonio Canyon Rd. and 80 m south of Shinn Rd. 793 Comment
  SBBG44377  Eriastrum sparsiflorum G. Sphon, D. Hearn 1956-5-30 15 Los Angeles Black Butte Comment
  UCSB6730  Ericameria arborescens Gill, Robert 1959-10-4 Los Angeles San Antonio Canyon; San Gabriel Mt. Range; 1036 Comment
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Jan 20 2015
  RSA0086996  Ericameria cooperi R. G. Swinney 2010-6-1 13075 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1067 Comment
  RSA646285  Ericameria cooperi var. cooperi Orlando Mistretta 1995-3-14 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Emma Section. 1158 Comment
  SFV12567  Ericameria cooperi var. cooperi M. H. Grayum, D. L. Koutnik 1977-11-25 886 Los Angeles San Gabriel Mountains Sierra Pelona Valley. Along Anthony Road. 884 Comment
  UC511466  Ericameria cooperi var. cooperi A. D. E. Elmer 1902-6-1 3668 Los Angeles Lancaster Comment
  UC1118713  Ericameria ericoides A. D. Gifford 1934-5-15 241 Los Angeles Dume Point Trifuno Pass Quad., Dume Point 30 Comment
  RSA570200  Ericameria linearifolia Timothy S. Ross, Steve Boyd, L. Arnseth 1991-4-30 5038 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash 841 Comment
  CAS-BOT-BC298894  Ericameria nauseosa var. bernardina I. M. Johnston 1917-8-22 1653 Los Angeles San Antonio Mts. Pine Mt Ridge 2438 Comment
  SD251193  Ericameria nauseosa var. oreophila Jane Tirrell 2012-8-20 LS 159 Los Angeles Transverse Ranges; San Gabriel Mountains region: North-facing bench along Pacific Crest Trail approx. 0.5 mi west of Windy Gap. 2436 Comment
  CAS-BOT-BC299525  Ericameria palmeri var. pachylepis John Thomas Howell 1927-11-13 3204 Los Angeles 3/4 mile south of Elizabeth Lake, Liebre Mts. 1005 Comment
  RSA703837  Ericameria palmeri var. pachylepis A. C. Sanders, Mark A. Elvin 2002-6-19 25194 B Los Angeles NE end of Santa Susana Mtn.; Newhall Ranch, head of Adobe Cyn. and pass into Long Cyn. 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. 335 Comment
  UC896250  Ericameria palmeri var. pachylepis P. A. Munz 1922-11-20 6569 Los Angeles hills s San Dimas Comment
  SBBG62857  Ericameria parishii R. Hoffmann 1931-8-22 Los Angeles Mt Wilson 1676 Comment
  UCR271301  Ericameria parishii R. G. Swinney 2011-10-10 15749 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  CAS-BOT-BC131655  Ericameria parishii var. parishii C. W. Sharsmith 1938-8-30 3867 A Los Angeles South slopes between Barley Flats and Red Box Divide, San Gabriel Mountains 1158 Comment
  CAS-BOT-BC293138  Ericameria pinifolia L. R. Abrams 1916-10-30 6377 Los Angeles Near Azusa Comment
  SD9096  Ericameria pinifolia J. C. Nevin 1885-1 Los Angeles Los Angeles Comment
  UCR271737  Ericameria pinifolia R. G. Swinney 2011-10-27 15910 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  SD5427  Erigeron breweri Ruth Randall Jul 1931 Los Angeles Big Pines Comment
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Jul 5 2010
  UCR189716  Erigeron breweri R. G. Swinney 1998-7-27 6492 A Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  SEINET7837895  Erigeron foliosus Steve Boyd, Raz, Lauren 1997-6-18 9971 Los Angeles Liebre Mountains Region. Portal Ridge. Open ridgeline about junction of Juday Truck Trail and Troedel Motorway. South of Troedel Spring. Comment
  UCR143541  Erigeron foliosus var. covillei C. F. Baker 1903-8-2 3451 Los Angeles Transverse Ranges; San Gabriel Mtns., San Antonio Canyon near Claremont Comment
  UCR149504  Erigeron foliosus var. foliosus Valerie Soza, Ian G. Gillespie, LeRoy Gross 2000-5-18 947 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon 655 Comment
  POM357484  Erigeron foliosus var. foliosus Norman C. Cooper 1949-6-29 4370 Los Angeles San Gabriel Mountains. 457 Comment
  POM34393  Erigeron foliosus var. stenophyllus Marcus E. Jones 1882-04 s.n. Los Angeles Los Angeles Comment
  SEINET8667308 Image available Erigeron foliosus var. stenophyllus J. H. Barber 1897-7-11 266 Los Angeles Mt. Gleason Summit Comment
  UC1124331  Eriodictyon crassifolium C. R. Clar 1930-2-4 60 Los Angeles Santa Susana Mountains Santa Susana Quad., Santa Susana Mountains ((near Plot #5 - Santa Susana)) Comment
  CAS-BOT-BC189111  Eriodictyon crassifolium var. crassifolium Geo. B. Grant 1901-3-24 s.n. Los Angeles Rubio Wash Comment
  RSA26288  Eriodictyon crassifolium var. nigrescens Reid V. Moran 1941-5-17 863 Los Angeles Pico Canyon, north of San Fernando. 600 Comment
  SFV21789  Eriodictyon crassifolium var. nigrescens L. K. Grossnickle, K. Grossnickle 2010-5-2 s. n. Los Angeles Mojave Desert Antelope Valley. Palmdale, wash of Amargosa Creek at end of Whiteash Drive. 820 Comment
  UC1871159  Eriodictyon crassifolium var. nigrescens T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4937 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
  UC193872  Eriodictyon crassifolium var. nigrescens Samuel B. Parish June 1887 1907 Los Angeles Sand Creek; Mojave Desert, Sand Creek Comment
  UCR276817  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-21 12885 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  SD60260  Eriodictyon traskiae C. B. Wolf 1932-10-5 4229 Los Angeles Santa Catalina Island; shoulder of Black Jack Peak, east of Black Jack Mine. 456 Comment
  UC73678  Eriodictyon trichocalyx Pupils of Los Angeles High School under Miss E. Palmer May 1903 196 Los Angeles South Pasadena foothills Comment
  RSA773291  Eriogonum R. G. Swinney 2009-6-24 11272 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  CAS-BOT-BC241586  Eriogonum baileyi var. baileyi Ernest C. Twisselmann 1955-8-10 2331 Los Angeles San Emigdio Range. Upper Castaic Valley 1226 Comment
  IRVC28799  Eriogonum baileyi var. baileyi A. C. Sanders, Mark Elvin 2003-8-7 27172 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur NE end of Santa Susana Mtns. 267 Comment
  SBBG126984  Eriogonum baileyi var. baileyi A. Parikh, N. Gale 2011-6-24 3501 Los Angeles S of Iron Mtn, 1.5 km E of Angeles Forest Hwy, 1.3 km S of Monte Cristo Crk; San Gabriel Mtns 1390 Comment
  POM214308  Eriogonum cinereum Louis C. Wheeler 1931-11-11 344 Los Angeles Topanga Canyon, Santa Monica Mountains 305 Comment
  RSA393151  Eriogonum cinereum E. A. Purer 1932-8-31 s.n. Los Angeles Palos Verdes Hills. Comment
  UCR126824  Eriogonum cithariforme var. agninum A. C. Sanders 2003-6-19 26974 Los Angeles Western Transverse Range/Santa Clara River Watershed, hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch 412 Comment
  RSA601334  Eriogonum davidsonii Steve Boyd, Lauren Raz 1997-6-17 9960 Los Angeles Liebre Mountains region: Summit of Burnt Peak, generally to the northeast of the FAA site. 1706 Comment
  RSA766421  Eriogonum davidsonii Joseph A. Ewan 1932-6-17 7244 Los Angeles N slope of Mt Disappointment. San Gabriel Mtns. 1799 Comment
  RSA741090  Eriogonum elongatum Justin M. Wood 2008-11-20 240 Los Angeles ANF Road (1N36) / SCE access road W of Van Tassel Canyon. Above the city of Duarte. 305 Comment
  SDSU6546  Eriogonum fasciculatum H. Wedberg 1966-4-3 1210 Los Angeles Above Hill Dr. and Neal, i nEagle Rock. 457 Comment
  RSA0073281  Eriogonum fasciculatum subsp. foliolosum Bonnie C. Templeton, H. J. Andrews 1938-6-22 1701 Los Angeles Mint Canyon. Comment
  RSA0088151  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-5-4 12513 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  UC1870285  Eriogonum fasciculatum var. fasciculatum LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1076 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
  UCR142543  Eriogonum fasciculatum var. foliolosum Michelle Manolovitz, Brian Willie 1992-4-27 001 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Valley, Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 200 feet northwest of park office. 160 Comment
  RSA393462  Eriogonum fasciculatum var. polifolium Bonnie C. Templeton 1932-8-26 5093 Los Angeles West Blue Ridge, Big Pines Park. San Gabriel Mountains 2195 Comment
  RSA532644  Eriogonum fasciculatum var. polifolium Tim S. Ross 1991-8-14 5757 Los Angeles Roundtop Mountain. 1878 Comment
  SD90479  Eriogonum giganteum var. formosum Robert F. Thorne 1973-4-11 42854 Los Angeles San Clemente Island: middle portion of Norton Canyon, 900 Comment
  POM243811  Eriogonum giganteum var. giganteum F. R. Fosberg 1931-7-14 S 5407 Los Angeles Santa Catalina Island. 5 Comment
  CAS-BOT-BC253451  Eriogonum gracile A. D. E. Elmer 1902-6-1 3725 Los Angeles Acton Comment
  CAS-BOT-BC253462  Eriogonum gracile Frank W. Peirson 1923-10-7 4164 Los Angeles Newhall at R.R. Station, San Gabriel Mts. Comment
  UC6440  Eriogonum gracile Wm. H. Brewer 1860-12-14 67 Los Angeles in canyon Sierra Santa Monica Comment
  RSA393234  Eriogonum gracile M. Bisbee 1917-09 s.n. Los Angeles North hills, Eagle Rock Comment
  UC72023  Eriogonum gracile Miss E. D. Palmer 1904-10-5 Los Angeles Highland Park Los Angeles, Highland Park Comment
  RSA646080  Eriogonum gracile var. gracile Orlando Mistretta 1992-9-16 811 Los Angeles San Gabriel Mountains: North of Oak Springs. Oak Springs Trail; Tujunga Ranger District. 793 Comment
  SEINET2042301 Image available Eriogonum gracillimum B. Pitzer 1998-5-12 3697 .2 Los Angeles Western Mojave Desert; ca. 18.3 air mi. NW of Adelanto, on dirt road, 0.3 mi E of 240th St. East. Ca. 6.8 mi N of intersection with El Mirage Road, and ca. 3.2 mi S of Avenue J (N5). (Adobe Mountain 7.5'Q) 890 Comment
  UCR164534  Eriogonum gracillimum T. B. Salvato, Sandra Murcia 2005-11-1 1247 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
  CAS-BOT-BC252232  Eriogonum grande var. grande Grant No date on label 7169 Los Angeles Santa Catalina Isl. Comment
  POM49331  Eriogonum grande var. grande L. W. Nuttall 1920-6-28 s.n. Los Angeles Santa Catalina Island. East of Avalon. Comment
  RSA393211  Eriogonum grande var. grande M. B. Dunkle 1940-8-7 7612 Los Angeles San Clemente Island Comment
  CAS-BOT-BC268776  Eriogonum mohavense H. E. Hasse 1893-8-20 s.n. Los Angeles Acton Comment
  UC1375354  Eriogonum mohavense Robert F. Thorne and C. W. Tilforth 1971-6-29 50677 Los Angeles ca. 1 1/2 mi s, in Soledad Canyon junction of Aliso Creek wash and Santa Clara river (n slope of San Gabriel Mts.); San Gabriel Mts., Angeles National Forest, Soledad Canyon 883 Comment
  UCR282033  Eriogonum nidularium R. G. Swinney 2014-5-1 16335 Los Angeles San Gabriel Mountains, north Valyermo area, 2.15 air miles south of Hwy. 138, Valyermo Rd. 1.1 miles north of Pallett Creek Rd., c. 200 m south of California Aqueduct 1098 Comment
  CHSC113757  Eriogonum ordii Sandy Leatherman; Pam DeVries 2011-4-28 2011 -8 Los Angeles Los Angeles County. Transverse Ranges; Liebre Mountains region: Directly north of Esguerra Road, 1500 meters from Bouquet Canyon Road in Santa Clarita. Alt.: 491m/1610ft. UTM Zone 11S; 366107. 08E 3814909.99N. Comment
  SD248479  Eriogonum parishii R. G. Swinney 2010-9-7 13708 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft. of shore line around the entire perimeter (Crystal Lake 7.5'Q) 1683 Comment
  JEPS76567  Eriogonum pusillum L. R. Heckard 1977-4-7 4633 Los Angeles across from Phacelia Wildlife Sanctuary ((e of Lancaster)); Edwards Air Force Base Comment
  CAS-BOT-BC262867  Eriogonum thurberi John Thomas Howell 1931-5-31 6622 Los Angeles San Gabriel Wash Comment
  UCR223018  Eriogonum trichopes R. G. Swinney 2009-5-5 10624 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  CAS-BOT-BC268163  Eriogonum umbellatum var. minus Frank W. Peirson 1929-7-1 8446 Los Angeles Mt. Pacifico, San Gabriel Mts. 1981 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
  UC1375421  Eriogonum umbellatum var. minus Robert F. Thorne, C. W. Tilforth, and John Dourley 1969-7-29 38865 Los Angeles Dawson Saddle San Gabriel Mts., Angeles National Forest, Dawson Saddle 2423 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
  RSA608589  Eriogonum wrightii var. subscaposum Louis C. Wheeler 1968-7-22 s.n. Los Angeles Devil's Canyon. 1433 Comment
  UCD101547  Eriogonum wrightii var. subscaposum Victor Duran 1933-7-28 3540 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  UCR256622  Eriogonum wrightii var. subscaposum R. G. Swinney 2010-9-9 13760 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-BC297936  Eriophyllum confertiflorum Victor Duran 1933-7-8 3502 Los Angeles Horse Flats, San Gabriel Mts 1676 Comment
  POM6506  Eriophyllum confertiflorum P. A. Munz, L. T. Street, G. Williams 1919-4-19 2483 Los Angeles Lone Hill, Glendo. Comment
  RSA167630  Eriophyllum confertiflorum Peter H. Raven, R. F. Thorne 1964-5-7 s.n. Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  SDSU4092  Eriophyllum confertiflorum Thomas A. Zink 1971-4-1 Los Angeles Above St. Andrews Rd. near the 2300 block of Chevy Chase Canyon. 579 Comment
  SFV16063  Eriophyllum confertiflorum P. W. Byrne, H. Levin 1994-4-10 11 Los Angeles San Gabriel Mountains Live Oak Campground, along Bear Canyon. 600 Comment
  UCR68846  Eriophyllum confertiflorum Steve Boyd, T. S. Ross, L. Arnseth 1990-4-6 4159 Los Angeles Channel Islands, San Clemente Island, Lemon Tank Canyon, E side of island 274 Comment
  SEINET10673353  Eriophyllum confertiflorum Donald R. Bissing 1973-5-4 Bissing 52 Los Angeles Evey Canyon, San Gabriel Mountains. On bank above road cut 0.3 mile from mouth of canyon. 719 Comment
  LA200194  Eriophyllum confertiflorum var. confertiflorum Jonathan Sauer; 1969-6-4 4573 Los Angeles Santa Monica Mountains, Tuna Canyon, lower portion of canyon Comment
  LA203578  Eriophyllum confertiflorum var. confertiflorum Carl Epling; Louis Wheeler 1933-6-4 1852 Los Angeles near summit, Ridge Route 1523 Comment
  LA26015  Eriophyllum confertiflorum var. confertiflorum Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  RSA632935  Eriophyllum confertiflorum var. confertiflorum Valerie L. Soza, Kent Hughes 1999-6-17 544 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  POM358083  Eriophyllum nevinii F. R. Fosberg 1931-7-16 S- 5609 Los Angeles Avalon. Santa Catalina Island. 5 Comment
  UC1871250  Eriophyllum wallacei T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4966 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  RSA483712  Erodium botrys Richard Noyes 1988-4-30 553 Los Angeles Claremont. San Gabriel Mountains: Burbank Canyon, northwest of Thompson Creek Dam 500 Comment
  RSA717343  Erodium botrys Scott D. White, Pam DeVries 2006-5-9 11413 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  UCR231796  Erodium brachycarpum 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
  SBBG53313  Erodium cicutarium D. M. Power 1972-11-11 Los Angeles terrace W of Wilson's Cove Comment
  UCR182263  Erodium cicutarium R. G. Swinney, Dave Larson 1998-4-26 6032 Los Angeles San Gabriel Mtns., head of Dry Lake Canyon at 'Dry Lake', south of Sunset Peak 1521 Comment
  UCSB8682  Erodium cicutarium Hurd, Richard 1956-4-13 Los Angeles Highway 138, 16 mi. E of Littlerock Comment
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Nov 23 2014
  RSA652323  Erodium cicutarium Eleanor McClung 1937-3-14 2 Los Angeles Playa del Rey. Comment
  UCSB3541  Erodium cicutarium Beach, Kay 1957-1 Los Angeles San Dimas Exp. Forest; Volfe Canyon crossing of 2100 trail Comment
  RSA0094562  Erysimum capitatum Richard G. Swinney 2011-6-6 15012 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  RSA774603  Erysimum capitatum R. G. Swinney 2009-7-29 11415 Los Angeles Pacifico Mountain summit 2134 Comment
  UCR205457  Erysimum capitatum R. G. Swinney 2008-5-2 8734 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  JEPS86568  Erysimum capitatum var. capitatum Roy E. Buck 1988-4-10 895 Los Angeles e side of Three Points Rd 0.3 road mi n Three Points (ca 0.6 air km ne of confluence of Oakdale Canyon and Pratt Canyon drainages, 26 air km n of Castaic) 1036 Comment
  RSA579317  Erysimum capitatum var. capitatum Timothy S. Ross 1994-5-31 7979 Los Angeles San Gabriel Mountains: vicinity of Pacifico Mountain: upper northerly slope of major flat-topped ridge ca. 680 m due W of Sheep Camp Spring. 2049 Comment
  CAS-BOT-BC55210  Erysimum suffrutescens Edith Abigail Purer 1935-5-12 6598 Los Angeles El Segundo. Comment
  SD217385  Erythranthe floribunda Steve Boyd, Tim Ross and Laurel Arnseth 1990-4-8 4291 Los Angeles San Clemente Island. East side of island, near Malo Point, first canyon south of Bryce Canyon. Comment
  SEINET6911600  Eschscholzia caespitosa W. P. Vestal, A. G. Vestal 1955-3-26 3487 Los Angeles Antelope Valley east of Fairmont on 110th Street. "Gilia expanse" east side of road in field. Comment
  SBBG80485  Eschscholzia californica F. C. Boutin 1967-4-24 1719 Los Angeles Wilson Cove Comment
  SD69546  Eschscholzia californica Robert F. Thorne, P. Everett 1965-6-23 34988 Los Angeles Santa Catalina Island; upper end of Middle Ranch Canyon 274 Comment
  RSA21783  Eschscholzia californica var. crocea Carl B. Wolf 1937-5-20 8744 Los Angeles Tehachapi Mts., 1 mi. so. of Tejon Pass on Hungry Valley Road. 1280 Comment
  RSA225739  Eschscholzia californica var. peninsularis Robert F. Thorne, A. C. Gibson 1971-5-22 39712 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  UC1215190  Eschscholzia ramosa Peter H. Raven 1962-5-9 17646 Los Angeles along road just n Guds; San Clemente Island 249 Comment
  RSA11016  Eucrypta chrysanthemifolia Carl B. Wolf 1928-4-1 1612 Los Angeles Santa Susanna Pass, 0.5 miles from summit. 457 Comment
  SFV2967  Eucrypta chrysanthemifolia K. A. Wilson 1961-3-11 985 Los Angeles San Gabriel Mountains Bouquet Canyon. Small stream gully. 2 miles north of Texas Canyon. 550 Comment
  RSA536087  Eucrypta chrysanthemifolia Tim S. Ross 1991-5-21 5417 Los Angeles San Clemente Island: upper reaches of Box Canyon, SW side of the island. 351 Comment
  RSA182326  Eucrypta chrysanthemifolia var. chrysanthemifolia J. D. Olmsted 1962-4-30 3406 Los Angeles 1960 Johnstone Peak burn, from West Fork of San Dimas Creek to Wolfskill Falls 457 Comment
  SEINET3149926  Eulobus californicus G. B. Grant 430 Los Angeles Pasadena Comment
  UC457210  Eulobus californicus Carl Epling 1951-5-9 Los Angeles Alisos Canyon Santa Monica Mountains Comment
  UC56688  Euphorbia crenulata Ernest Braunton 1903-1-15 804 Los Angeles Glendora Comment
  CAS-BOT-BC202395  Euphorbia ocellata Louis Wheeler 1965-6-21 8694 Los Angeles Alpine Butte: ca 3 mi east of 90th street east and Ave 6 on Ave 0 ca 1 mile west of Alpine Butte. Wildflower Sanctuary Comment
  UCR261539  Euphorbia peplus R. G. Swinney 2010-2-27 11701 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  RSA662125  Euphorbia peplus Daniel Curran 1981-1-19 22 Los Angeles Cal Poly Pomona Campus under breezeway between the science buildings. Comment
  SBBG131506  Euphorbia peplus M. L. Hoefs, R. F. Thorne 1996-4-6 2600 Los Angeles Pebbly Beach 6 Comment
  RSA480965  Euphorbia supina Robert Gustafson 1981-7-15 2335 Los Angeles Ballona Wetlands, Area 2. Comment
  CAS-BOT-BC312242  Euthamia occidentalis John Thomas Howell 1927-10-29 3179 Los Angeles Near Alamitos Bay 15 Comment
  RSA128008  Euthamia occidentalis Peter H. Raven, H. J. Thompson 1959-10-18 14658 Los Angeles Mouth of Topanga Canyon, Santa Monica Mountains, (34deg.N; 118-119deg.W.) 5 Comment
  CDA30640  Fatoua villosa B. Miled 2008-9-11 PDR# 1309605 Los Angeles In the vicinity of Sepulveda, at Bennett Nursery on Plummer Street. 0 Comment
  SD230134  Festuca californica Louis C. Wheeler 1972-5-21 Los Angeles San Gabriel Mountains: Millard Canyon, just inside National Forest Boundary. Comment
  UCR177468  Festuca microstachys LeRoy Gross 2005-5-3 2236 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  LA13112  Festuca myuros Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  CAS-BOT-BC500446  Ficus microcarpa R. E. Riefner, Jr. 2015-7-26 15 -209 Los Angeles City of Los Angeles, E side of Figueroa St. at 45th St. 42 Comment
  RSA661024  Filago arizonica Orlando Mistretta 1992-4-5 167 Los Angeles Guds, San Clemente Island. Comment
  RSA562555  Filago gallica Steve Boyd, Orlando Mistetta 1993-5-11 8126 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of Forest on ridge dividing Whitney Canyon and Placerita Canyon 488 Comment
  RSA545199  Filago gallica Timothy S. Ross 1992-5-17 6335 Los Angeles San Gabriel Mountains. Center W side of the San Gabriel Reservoir. Short easterly spur canyon along Highway 39 463 Comment
  RSA587716  Filago gallica Steven A. Junak 1985-5-15 sci 74 Los Angeles San Clemente Island, Central portion of island, along road to Pek 1603 and Camera Pad 'Stone' 457 Comment
  RSA550005  Foeniculum vulgare Scott D. White 1992-10-8 921 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  RSA608604  Foeniculum vulgare L. C. Wheeler 1974-5-13 s.n. Los Angeles Pasadena: Prebles, 115 E. Glenarm. Comment
  RSA464876  Forestiera neomexicana Anstruther Davidson 1930-4-24 s.n. Los Angeles Near Van Nuys Comment
  POM251787  Forestiera pubescens J. C. Roos 1937-8-11 22 Los Angeles W of Lancaster, Mojave Desert Comment
  SEINET7417481 Image available Frangula californica W. Griesel 1963-4-26 768 Los Angeles ca. 0.5 mi SE of Devils Gate Dam, Pasadena 366 Comment
  UCR256474  Frangula californica R. G. Swinney 2010-9-9 13769 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
  CATA1812  Frankenia salina Benjamin E. Carter 2012-8-23 6999 Los Angeles Santa Catalina Island: Two Harbors at top of Catalina Harbor 0 Comment
  RSA489253  Frasera neglecta J. L. Reveal 1987-6-25 6572 Los Angeles Along the Angeles Crest Highway (california Highway 2) at milepost 54.0, 3.2 miles south of Cloudburst summit and 6.8 mile north of Charlotn Flat Campground. 1875 Comment
  RSA0105216  Fraxinus uhdei R. G. Swinney 2011-10-27 15929 Los Angeles San Gabriel Mountains: 0.3 miles east (downstream) from entrance gate of Cogswell Dam along FS Route 2N25, West Fork Natl. Scenic Bikeway. 646 Comment
  UCR270869  Fraxinus velutina R. G. Swinney 2010-9-9 13793 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
  OBI80788  Fraxinus velutina Luis Aguilar 2015-8-26 Los Angeles Peter Strauss Ranch, along Mulholland Hwy at northeast corner of the park. 230 Comment
  RSA599886  Fremontodendron californicum Steve D. Boyd, Lauren Raz 1997-5-6 9731 Los Angeles Liebre Mountains region: Northern flank of Red Mountain, near the head of Clearwater Canyon, ca. 0.1 mile east of the saddle divide with Ruby Canyon. 915 Comment
  CAS-BOT-BC130253  Fritillaria biflora P. A. Munz 1918-4-11 2054 Los Angeles Lone Hill, Glendora Comment
  POM1727  Fritillaria biflora Philip A. Munz 1918-4-11 2054 Los Angeles Lone Hill near Glendora. Comment
  RSA367717  Fritillaria biflora E. Crow 1929-3-17 198 Los Angeles Glendora. Comment
  UCR220093  Fumaria capreolata Fred M. Roberts, Ian Cain 2010-5-3 7297 Los Angeles Los Angeles Basin, Whittier Narrows Dam Recreation Area, Hondo Creek, c. 08 km west southwest of Legg Lake and c. 0.5 km upstream from San Gabriel Blvd Bridge 61 Comment
  OBI44798  Galium David J. Keil, V. L. Holland, Michael Stiles & Francis Villablanca 1987-5-1 20058 Los Angeles Angeles Natl Forest, Littlerock Reservoir Comment
  UCR174643  Galium angustifolium Jennifer H. Jones, Jay H. Jones 2006-6-4 379 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., Webb Canyon Road 457 Comment
  UCR280806  Galium angustifolium Mitch Provance 2017-6-29 617- 48 Los Angeles Catalina Island, Middle Canyon, E of McGee Lake, 0.2 miles SE of Middle Ranch Rd. and Cape Canyon Trail 207 Comment
  UCSC001309  Galium angustifolium Peter Kamb 1948-7-4 1183 Los Angeles North slope of Mt Disappointment Mt Disappointment - San Gabriel Mts. 1646 Comment
  LA200800  Galium angustifolium subsp. angustifolium Norman A. Cole; May 1964 337 .9 Los Angeles SANTA MONICA MOUNTAINS, 1.7 mi from Pacific Coast Hwy along Rambla Pacifico. Site 9. 152 Comment
  POM4433  Galium angustifolium subsp. angustifolium Philip A. Munz 1918-4-11 2074 Los Angeles Lone Hill near Glendora. Comment
  UC416623  Galium angustifolium subsp. angustifolium F. M. Reed 1909-7-2 2823 Los Angeles Pebbly Beach Road Catalina Island 15 Comment
  UC416626  Galium angustifolium subsp. angustifolium Geo. B. Grant Apr 1904 488 Los Angeles Pasadena Comment
  RSA367662  Galium angustifolium subsp. angustifolium Roger Minahan 1934-06 20150 Los Angeles Valermo. Comment
  CAS-BOT-BC223043  Galium angustifolium subsp. gabrielense I. M. Johnston 1917-7-28 1591 Los Angeles San Antonio Mountains. San Antonio Canon [Canyon] 1752 Comment
  RSA0045432  Galium angustifolium subsp. gabrielense Wendy Boes, Andrew S. Wheeler 2009-6-22 2009 -025 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Forest Service trail 9W27 1676 Comment
  LA208474  Galium angustifolium subsp. gracillimum F. R. Fosberg; J. Ewan 1941-8-12 4915 Los Angeles San Gabriel Mountains, Local on steep slope under pines near summit Mount Islip 2499 Comment
  RSA486468  Galium angustifolium subsp. nudicaule Richard Noyes 1988-7-30 601 Los Angeles Claremont; foothills of the San Gabriel Mts; 200 meters east of Thompson Creek Dam. 500 Comment
  RSA602742  Galium angustifolium subsp. nudicaule Louis C. Wheeler 1967-7-15 10070 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  POM367746  Galium aparine Blanche Sell 1923-6-12 s.n. Los Angeles Topanga Pass. Comment
  POM4427  Galium aparine L. T. Street 1918-5-19 s.n. Los Angeles Mt. Wilson at Camp Ualtee. Comment
  RSA0016924  Galium aparine Naomi Zohman 1985-4-28 37 Los Angeles Junction of CA Hwy 39 along west fork of San Gabriel River. Forest Service Road, along west fork. Comment
  RSA763507  Galium californicum subsp. flaccidum Orlando Mistretta, Christine Mistretta 2008-5-20 3137 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 95 per TRTP Survey 2008), Rincon Red box Rd., W Fork of the San Gabriel River, N slope of Monrovia Pk. 1453 Comment
  SD21266  Galium catalinense Norman E. Bilderback 1938-4-23 Los Angeles Catalina Harbor 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
  CAS-BOT-BC217452  Galium catalinense Frank W. Peirson 1923-4-9 3432 Los Angeles North slope canyon at Lemmon Tank, San Clemente Island Comment
  RSA534051  Galium catalinense subsp. acrispum Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5291 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']) Upper portion of drainage. 274 Comment
  POM367799  Galium catalinense subsp. catalinense Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon. Santa Catalina Island Comment
  POM367806  Galium catalinense subsp. catalinense F. R. Fosberg 1931-4-15 S- 4640 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon. 180 Comment
  RSA678827  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1284 Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 0.6 mile from trailhead out of Chantry Flat area. 716 Comment
  SD219106  Galium grande Orlando Mistretta, Christine Mistretta 2008-5-20 3170 Los Angeles San Gabriel Mountains region: Southern California Edison transmission line corridor, Fish Canyon drainage; Van Tassel Motorway just south of junction with Monrovia Canyon Truck Trail. 986 Comment
  UC2029951  Galium grande V. Soza, Monica Acosta 2001-6-20 1299 a Los Angeles Transverse Ranges, San Gabriel Mountains region: Above Cold Springs Canyon, east of White Saddle, along Silver Fish Road (FS Road 1N29), ca. 1.54 miles east of junction with Van Tassel Truck Trail (FS Road 1N36). Comment
  UCR151344  Galium grande LeRoy Gross, Michael Denslow, B. Hogshead, Valerie Soza 2003-5-12 837 Los Angeles Transverse Ranges; San Gabriel Mtns region, Van Tassel Truck Trail (1N36) close to junction with Silver Fish Road (1N29) 1037 Comment
  UCR25131  Galium hallii John C. Roos 1951-7-30 5074 Los Angeles San Gabriel Mtns., Big Rock Creek, north of Mt. Baden Powell 1982 Comment
  LA50673  Galium nuttallii subsp. nuttallii Martha Hilend; K. Kinsel 1929-3-9 sn Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, W of Hollywood Lake. Comment
  POM9296  Galium porrigens Philip A. Munz, R. D. Harwood 1920-5-17 3987 Los Angeles Topanga Canyon, Santa Monica Mountains 152 Comment
  SDSU19669  Gambelia speciosa Michael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2197 Los Angeles San Clemente Island, Horse Beach Canyon, ca. 2.3 miles north of China Point. 183 Comment
  UCR205670  Gamochaeta pensylvanica A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36974 Los Angeles San Gabriel Valley, Baldwin Park, light industrial park at end of Cloverleaf Dr., E bank of the San Gabriel River NE of its confluence with Walnut Creek, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines 89 Comment
  UCR265534  Gamochaeta pensylvanica Dan S. Cooper 2015-3-28 315- 30 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Los Angeles, just north of observatory 335 Comment
  UCR280682  Gamochaeta pensylvanica R. G. Swinney 2014-5-27 16685 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  RSA392383  Garrya flavescens Albert J. Perkins 1919-5-30 s.n. Los Angeles Big Rock Creek, Antelope Valley. Comment
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Apr 10 2012
  RSA578821  Garrya flavescens Tim S. Ross, Darin Banks 1994-4-13 7542 Los Angeles Lower Spunky Canyon: easterly slope at the effluence of the canyon into Bouquet Reservoir. 916 Comment
  CAS-BOT-BC158003  Garrya veatchii Fordyce Grinnell 1903-12-22 16 Los Angeles Switzer's Trail, Sierra Madra [Madre] Mts. near Pasadena Comment
  CAS-BOT-BC159273  Garrya veatchii Ruth Ashton 1917-1-1 1949 Los Angeles Cajon Pass Comment
  RSA748455  Gayophytum R. G. Swinney, Cody Clarke 2001-8-22 8073 Los Angeles 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area. 2305 Comment
  RSA0106509  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-7-29 15576 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  RSA580699  Gayophytum diffusum subsp. parviflorum Tim S. Ross, Steve D. Boyd 1994-5-25 7892 Los Angeles West summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersections of sections 3,4,9, and 10, T7N R17W. 1684 Comment
  RSA597038  Gayophytum diffusum subsp. parviflorum Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3838 Los Angeles San Gabriel Mountains: low saddle between Crystal Lake and the depression to its SSW. 1704 Comment
  RSA0096796  Gayophytum heterozygum R. G. Swinney 2011-10-10 15726 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  RSA729395  Gayophytum oligospermum R. G. Swinney 1998-7-21 6484 Los Angeles 0.8 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2256 Comment
  UCR103767  Gilia David Charlton 1989-6-10 3206 Los Angeles Tehachapi Mtns., Tejon Pass, [Tejon Post Rd] Gorman Post Rd., 1 mile [S]SE of Gorman, alkali spring at the electric substation. 1098 Comment
  UCR210074  Gilia A. C. Sanders 2008-4-10 34805 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  LA201778  Gilia achilleifolia Arthur C. Gibson; 2001-5-18 4868 Los Angeles Comment
  RSA724634  Gilia achilleifolia K. Dobry 1991-5-11 D- 206 Los Angeles Cold Creek Cyn. Santa Monica off Stunts Rd. Comment
  UCD117620  Gilia achilleifolia Daryl Koutnik 1978-4-14 364 Los Angeles Simi Hills at end of Devonshire Blvd. 365 Comment
  RSA48561  Gilia achilleifolia subsp. achilleifolia E. K. Balls 1949-11-12 12931 Los Angeles Volunteer in Botanic Garden (turn-around bed near Administration Bldg.) [Claremont] Comment
  UCR60814  Gilia aliquanta subsp. aliquanta Steve Boyd, Orlando Mistretta 1986-3-31 1535 Los Angeles Mojave Desert, Hwy 138, 4 mi east of junction with Hwy 18, NE of Pinyon Hills Comment
  RSA470118  Gilia angelensis F. R. Fosberg 1931-4-15 S- 4635 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  RSA674824  Gilia angelensis Scott D. White, Sandy Leatherman, D. E. Bramlet, A. O'Neal, W. Sangkatavat 2001-4-24 8408 Los Angeles Southwestern Liebre Mountains: Grasshopper Canyon area near Castaic lake. 518 Comment
  SD241127  Gilia angelensis Mark A. Elvin 2003-4-22 2529 Los Angeles Western Transverse Range: Newhall Ranch, bee site on open former oil well pad just east of Grapevine Mesa, S. of Santa Clara River and Hwy 126, c. 4 mi east of Ventura Co. line (Val Verde 7.5'Q) 341 Comment
  UC880096  Gilia angelensis F. R. Fosberg 1931-3-25 S 4365 Los Angeles Hamilton Canyon Santa Catalina Island, Hamilton Canyon 120 Comment
  UCR190436  Gilia angelensis R. G. Swinney 2000-5-6 7674 Los Angeles San Gabriel Mtns., c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage 854 Comment
  RSA597390  Gilia brecciarum subsp. brecciarum T. S. Ross, S. D. Boyd 1990-6-18 3508 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages; 1744 Comment
  UCR280902  Gilia cana R. G. Swinney 2014-4-23 16177 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  PASA778  Gilia capitata J. E. Giguette May, '26 Los Angeles Flintridge Comment
  LA52327  Gilia capitata subsp. abrotanifolia Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA152186  Gilia capitata subsp. abrotanifolia Wesley O. Griesel 1962-4-29 s.n. Los Angeles Arroyo Seco near Brookside Park, Pasadena. 366 Comment
  RSA470243  Gilia capitata subsp. abrotanifolia Howard Mullins 1931-3-15 s.n. Los Angeles Santa Susana. [pass?] Comment
  RSA470227  Gilia capitata subsp. abrotanifolia Gale Sphon 1959-5-10 338 Los Angeles About 3.5 miles west of Soledad Canyon turnoff on Highway 6, Mint Canyon. Comment
  UC1123669  Gilia capitata subsp. staminea G. T. Nordstrom 1935-4-1 463 Los Angeles 1/2 mi n Tejon Pass; Tejon Quad., n of Tejon Pass Comment
  UCR270634  Gilia diegensis R. G. Swinney 2011-5-24 14822 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  SBBG64441  Gilia inconspicua var. sinuata R. Hoffmann 1925-4-19 Los Angeles Elizabeth Lake Comment
  CAS-BOT-BC226330  Gilia latiflora subsp. davyi Louis C. Wheeler 1932-4-9 566 Los Angeles 4 mi. WSW Fairmont, Antelope Valley 914 Comment
  RSA161672  Gilia latiflora subsp. davyi E. C. Twisselmann 1962-4-18 6974 Los Angeles Tejon ranch: Oso Canyon, 1 mile above the Oso corral. 1037 Comment
  RSA469406  Gilia latiflora subsp. davyi Anstruther Davidson 1895-5-8 s.n. Los Angeles Lancaster. Comment
  RSA778869  Gilia leptantha subsp. transversa Orlando Mistretta, Christine Mistretta 2010-6-1 5230 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mill Creek Canyon; along Southern California Edison transmission line corridor; approx. 1.0 air miles S of Mill Creek summit, near spur road to Falcon Mine. 1280 Comment
  UCR206452  Gilia leptantha subsp. transversa R. G. Swinney 2008-6-9 8969 Los Angeles San Gabriel Mtns., lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  UCR43293  Gilia minor David Charlton 1986-6-15 270 Los Angeles San Gabriel Mtns, Betweeen Blue Ridge Campground (1.5 air mi SSE of Bigpine) and the reservoir at the top of Chisolm Ski Run; along the reservoir maintenance road, 0.7 to 1.2 mi south of Angeles Crest hwy on Forest Road 3N06 2439 Comment
  RSA549897  Gilia nevinii Peter L. Morrell, Orlando Mistretta, L. Arsneth 1992-4-5 129 Los Angeles San Clemente Island: SE-facing slope in Guds area on extreme S end of island. 150 Comment
  CAS-BOT-BC402007  Gilia ochroleuca subsp. bizonata Louis C. Wheeler 1932-4-9 590 Los Angeles Mouth Kings Canyon, Elizabeth Lake Region 975 Comment
  RSA0016262  Gilia ochroleuca subsp. bizonata Orlando Mistretta, Christine Mistretta 2008-4-30 2568 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 19 per TRTP survey, 2008), in the vicinity of Ritter Ridge, S side of Antelope Valley. 1034 Comment
  RSA0017115  Gilia ochroleuca subsp. bizonata LeRoy Gross 2005-4-28 2173 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
  JEPS69713  Gilia splendens subsp. splendens Frank W. Peirson 1918-10-21 286 Los Angeles West Fork San Gabriel River 1219 Comment
  RSA601535  Gilia tenuiflora L. C. Wheeler 1936-6-12 4148 Los Angeles Monroe Canyon. 549 Comment
  RSA0113524  Gilia virgata var. dasyantha Henry J. Ramsey, Henry J. Ramsey 1938-6-12 2735 Los Angeles North Craig Ave., Altadena. Comment
  UC530091 Image available Githopsis gilioides Frank W. Peirson 1925-4-23 5780 Los Angeles forks San Gabriel River San Gabriel Mountains, San Gabriel River; San Gabriel Mts., Los Angeles Co. 533 Comment
  POM50889  Gnaphalium californicum L. R. Abrams 1901-4-7 1426 Los Angeles Devil's Gate. Comment
  UCR186768  Gnaphalium canescens subsp. microcephalum T. B. Salvato, Sandra Murcia 2007-3-28 2022 Los Angeles San Gabriel Mountains, Angeles National Forest, lower Santa Anita Canyon at the upper end of Santa Anita Reservoir 427 Comment
  POM358814  Gnaphalium chilense Robert Gustafson 1981-4-14 2181 Los Angeles Ballona Wetlands, Area 3. Comment
  POM358861  Gnaphalium microcephalum Louis Greata 1900-9-16 s.n. Los Angeles Los Angeles. Comment
  CAS-BOT-BC302602  Gnaphalium palustre John Thomas Howell 1931-5-29 6560 A Los Angeles Hills of Santa Monica Mts. at Santa Monica Comment
  RSA763533  Gnaphalium palustre Justin M. Wood 2010-5-10 1568 -B Los Angeles Little Rock Creek: Downstream of Little Rock Reservoir, within 0.25 miles of the dam. 966 Comment
  UCR205215  Gnaphalium palustre R. G. Swinney 2006-6-18 8535 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center 1402 Comment
  UCR214667  Gnaphalium palustre A. C. Sanders, Dan S. Cooper 2010-4-30 38153 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA762285  Gnaphalium stramineum Orlando Mistretta, Christine Mistretta 2008-5-5 2641 Los Angeles Southern California Edison transmission line corridor (Segment 11, Impact Area 19 per TRTP Survey 2008), in the vicinity of Eaton Canyon, N of New York Drive. 320 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
  UC10815  Guillenia lasiophylla unknown 1861-2-19 204 Los Angeles Santa Monica foothills Santa Monica Comment
  RSA756583  Gutierrezia sarothrae Orlando Mistretta, Christine Mistretta 2008-4-3 2276 Los Angeles Transverse Ranges; Liebre Mountains region: Southern California Edison transmission line tower (Segment 5, Structure 62, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass. Comment
  SEINET10630417  Haematoxylum campechianum Mary Merello, Heidi H. Schmidt 1999-12-3 Merello 2517 Los Angeles City of Pasadena. Farm Fresh Ranch Market, 475 E. Orange Grove Blvd. Comment
  SBBG112959  Hainardia cylindrica S. A. Junak 1998-6-12 SCa 732 Los Angeles N end of upper Buffalo Springs Reservoir, just NW of airport 435 Comment
  SBBG128221  Hainardia cylindrica M. L. Hoefs, S. A. Junak 1997-6-4 2765 Los Angeles deep tank reservoir, by rd above Empire Landing 106 Comment
  RSA0041771  Hainardia cylindrica Mark L. Hoefs, Steven A. Junak 1997-6-4 2765 Los Angeles Santa Catalina Island: Deep tank reservoir, by road above Empire Landing. 106 Comment
  RSA679311  Harpagonella palmeri Mark Elvin, Janet Takera, Mary Meyer, Shelia Shyler, Sarah Crockett 1997-3-16 366 Los Angeles Santa Catalina Island. At curve in road past garden to Divide Rd. Comment
  SBBG20510  Hazardia cana E. R. Blakley 1963-12-8 6397 Los Angeles cyn head above Mosquito Cove and between Triangulation Pts Malo and Chenity 304 Comment
  JEPS85099  Hazardia squarrosa var. grindelioides Roy E. Buck and Rexford Palmer 1989-4-27 1216 Los Angeles ca 2.8 air km se Townsend Peak Summit (7 air km nw of Castaic; between lanes of Interstate 5 near nw end of crossover section, +/- on ridge between Violin Canyon & large canyon ne) 640 Comment
  SEINET10454454  Hedera helix Jon Ricketson, Heidi H. Schmidt 1992-10-19 Ricketson 4769 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Gardens, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  SBBG131743  Hedypnois cretica S. A. Junak 1999-4-23 SCa 849 Los Angeles E of isthmus, along S side of rd 182 Comment
  CAS-BOT-BC223990  Helianthemum scoparium Carl B. Wolf 1932-5-13 3625 Los Angeles Santa Catalina Island. 3 1/2 mi. (by road) from Avalon on way to Isthmus 365 Comment
  RSA441785  Helianthemum scoparium var. vulgare B. C. Templeton 1931-5-1 s.n. Los Angeles Mandeville Canyon. 300 Comment
  UCR277087  Helianthus annuus subsp. lenticularis R. G. Swinney 2010-10-5 13982 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  JEPS35470  Helianthus gracilentus F. W. Peirson 1919-7-3 512 Los Angeles Lukens Peak (formerly called Sister Elsie Peak) San Gabriel Mountains (along dry ridges) 1219 Comment
  UC88921  Helianthus nuttallii subsp. parishii Rev. J. C. Nevin Los Angeles Cienega Comment
  SD253392  Hemizonella minima R. G. Swinney 2011-6-7 15043 Los Angeles San Gabriel Mts.: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road (Chilao Flat 7.5'Q) 1584 Comment
  RSA535322  Hemizonia clementina Timothy S. Ross 1991-5-20 5354 Los Angeles San Clemente Island: un-named knoll ca 5500 ft. S of Wilson Cove Settlement; westerly slope 2500 ft NW of the 750' BM 186 Comment
  UCR101254  Hemizonia clementina L. C. Wheeler 1962-5-20 8085 Los Angeles Channel Islands, Santa Catalina Island, Isthmus Station Comment
  POM360269  Hemizonia fasciculata Wm. Martin 1971-8-5 s.n. Los Angeles Stunt Canyon, Santa Monica Mts. Comment
  RSA615864  Hemizonia minthornii Scott D. White 1995-10-19 3701 Los Angeles S edge of Santa Susana Mts., above Chatsworth, +/- 0.1-0.4 air mi N of Chatsworth Oaks Park (on Valley Circle Blvd.); 0.7-1.0 air mi SE of Chatsworth Peak. 370 Comment
  CAS-BOT-BC388494  Herniaria hirsuta var. cinerea Timothy S. Ross; J. Mark Porter 1995-5-4 8489 Los Angeles Liebre Mountains. Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road 682 Comment
  SEINET10460650  Heterocodon rariflorum Thorne 1971-6-30 THORNE 40828 A Los Angeles SAN GABRIEL MTS, LITTLE ROCK CR. 1.8 MI BELOW ALDER SADDLE 5100 Comment
  CAS-BOT-BC143687  Heteromeles arbutifolia C. B. Wolf 1936-1-3 s.n. Los Angeles Avalon, Santa Catalina Island 60 Comment
  RSA0091156  Heteromeles arbutifolia R. G. Swinney 2011-11-1 15958 Los Angeles confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  UC284967  Heteromeles arbutifolia P. A. Munz 1923-4-10 6759 Los Angeles e coast San Clemente Island (canyon s of Lemon Tank) Comment
  UC56554  Heteromeles arbutifolia Ernest Braunton Jul 1902 569 Los Angeles Elysian Park Comment
  UCR132299  Heteromeles arbutifolia John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect one 381 Comment
  SEINET6710052  Heteromeles arbutifolia var. macrocarpa G. B. Grant 1901-1 567 Los Angeles Santa Monica Range, southern California Comment
  RSA0074515  Heterotheca fastigiata Walter Wisura 1999-9-10 5133 Los Angeles San Gabriel Mts.: 3.5 miles W of Cow Canyon Saddle on forestry road off Glendora Ridgeroad. Comment
  RSA0074528  Heterotheca fastigiata Philip A. Munz 1947-9-21 12171 Los Angeles San Antonio Creek, at Base Line Road, 3 miles east of Claremont. 457 Comment
  RSA0074533  Heterotheca fastigiata George B. Grant 1906-9-14 s.n. Los Angeles Pasadena. Comment
  CATA1805  Heterotheca grandiflora Benjamin E. Carter 2012-8-23 6989 Los Angeles Santa Catalina Island: Airport Road, ca. 1/4mi north of Middle Ranch Road 405 Comment
  POM158002  Heterotheca grandiflora M. B. Dunkle 1928-2-19 1710 Los Angeles Santa Catalina Island, Hay Press 427 Comment
  SD39710  Heterotheca grandiflora Edith A. Purer 1933-10-7 5585 Los Angeles El Segundo Comment
  UCR108321  Heterotheca grandiflora L. C. Wheeler 1970-10-10 s.n. Los Angeles Los Angeles Basin region; San Gabriel Valley, El Monte: Rio Hondo at Valley Boulevard 79 Comment
  RSA0074412  Heterotheca grandiflora W. R. Shaw 1900-6-23 51 Los Angeles Claremont. Comment
  RSA0075830  Heterotheca grandiflora K. Dobry 1990-9-22 D 124 Los Angeles Santa Monica Mts; Cold Creek Cyn Upper Stunt Ranch. Comment
  SBBG63120  Heterotheca sessiliflora subsp. echioides R. Hoffmann 1928-7-8 Los Angeles Fairmont Comment
  UC894735  Heterotheca sessiliflora subsp. fastigiata I. W. Clokey and B. C. Templeton 1936-5-18 5666 Los Angeles 1 mi above San Gabriel Canyon dam; San Gabriel Canyon Comment
  JEPS41667  Heuchera caespitosa Frank W. Peirson 1918-6-10 67 Los Angeles n of Pasadena (n slope of Mt. Lowe near the summit); San Gabriel Mountains, Mt. Lowe 1676 Comment
  RSA0045441  Heuchera caespitosa Wendy Boes, Andrew S. Wheeler 2009-6-21 2009 -020 Los Angeles San Gabriel Mountains; Sunset Peak, Forest Service RD 2N07.2 1737 Comment
  CAS-BOT-BC48127  Heuchera elegans Rimo Bacigalupi; G. T. Robbins; L. R. Heckard 1953-6-15 4200 Los Angeles Along Forest Service road following crest of Mendenhall Ridge, 9 miles east of its start at paved road 1493 Comment
  RSA0062938  Heuchera elegans R. F. Thorne 1971-6-26 39999 Los Angeles San Gabriel Mountains, Angeles National Forest: along Mt. Wilson Road on N slope of Occidental Peak. 1646 Comment
  LA200302  Hirschfeldia incana Elizabeth Levine; 1949-3-30 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  UCSB2254  Hirschfeldia incana Philbrick, Ralph 1953-6-2 Los Angeles In Claremont, San Gabriel Mts. 304 Comment
  UCR242034  Hoita macrostachya Dan S. Cooper 2012-7-18 712- 43 Los Angeles Western Transverse Range; Santa Monica Mountains, Carbon Canyon, Malibu, north end of passable part of Carbon Canyon Road 99 Comment
  LA10648  Holcus lanatus Marjorie Bowler; 1937-10-7 sn Los Angeles S of bridge, UCLA campus Comment
  RSA617228  Holodiscus microphyllus LeRoy Gross 1998-8-22 46 Los Angeles Top of Mt. Baden-Powell. 2866 Comment
  RSA4805  Hordeum depressum James Snow s.n. Los Angeles Bryant Ranch, near Long Beach. Collected for correlation with a soil survey by the Association Laboratory, Anaheim, Calif. Comment
  SEINET251714 Image available Hordeum depressum Unknown 1993-5-6 13959 Los Angeles Western Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave. F. 701 Comment
  SBBG113058  Hordeum intercedens S. A. Junak 1998-5-1 SCa 596 Los Angeles small rise just NE of Airport Rd, just S of ridge with Whitney's Pk 426 Comment
  UCR258850  Hordeum marinum R. G. Swinney 2010-3-16 11909 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
  CAS-BOT-BC532288  Horkelia cuneata var. puberula Grant 1901-4-14 s.n. Los Angeles Aroyo Seco Canyon Comment
  RSA729487  Horkelia rydbergii R. G. Swinney 1999-6-21 7387 Los Angeles Boulder Canyon Wash, south of east-west road that runs through Big John Flat. Wash bottom in ravine. 1634 Comment
  CAS-BOT-BC213017  Hosackia crassifolia Victor Duran 1933-7-8 3504 Los Angeles Horse Flats, San Gabriel Mts. 1676 Comment
  CHSC83709  Hosackia oblongifolia John Dittes; Gina Hall 1990-7-19 248 Los Angeles Transverse Range; San Gabriel Mts., North of Kratka Ridge, ca. 1.7 air miles east of Cloudburst Summit, North of Angeles Crest Highway. Along creek below Burkhart Trail between Buckhorn Flat Campground and Cooper Canyon. 1889 Comment
  SEINET13276828 Image available Hosackia oblongifolia R. G. Swinney 2011-1 15728 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream (Chilao Flat 7.5' Q.) (T3N R11W S34) 1536 Comment
  RSA0073245  Hugelia densifolia Bonnie C. Templeton, H. J. Andrews 1938-6-22 1692 Los Angeles Mint Canyon. Comment
  SEINET3860184  Hulsea vestita subsp. gabrielensis D. H. Wilken 1973-6-1 11880 Los Angeles Angeles Crest Hwy, 3 mi E of Chilao, San Gabriel Mtns.; 0 1829 Comment
  PASA2224  Hulsea vestita var. callicarpha Margaret Stason 1931-6-13 Los Angeles near Chilao, San Gabriel Mts. Comment
  UCR80269  Hydrocotyle ranunculoides L. C. Wheeler 1933-7-14 1939 Los Angeles San Gabriel Valley, Rio Hondo 58 Comment
  RSA741417  Imperata brevifolia Justin M. Wood 2008-11-25 254 Los Angeles Big Tujunga Canyon, near road to Wildwood Picnic Area. On the N side of the road in vicinity of spring. 579 Comment
  CAS-BOT-BC311531  Isocoma acradenia var. acradenia Ernest C. Twisselmann 1970-9-8 17500 Los Angeles Antelope Valley: Avenue A at 50th Street West 731 Comment
  CHSC62038  Isocoma menziesii var. menziesii L. P. Janeway 1993-10-5 4606 Los Angeles Puente Hills; at the head of Arroyo San Miguel. Dirt road and drilling pad. 228 Comment
  SD107890  Isocoma menziesii var. menziesii Robert F. Thorne, D. Propst and M. Haefs 1974-9-12 45112 Los Angeles Santa Catalina Island, near Buffalo Springs Reservoir 424 Comment
  CATA2747  Isocoma menziesii var. vernonioides Howard L. Ferguson 1981-4-20 251 Los Angeles San Clemente Island: Near mouth of Horse Beach Canyon 38 Comment
  LA32038  Isocoma menziesii var. vernonioides Peter H. Raven; Henry J. Thompson 1959-9-19 13720 Los Angeles Santa Monica Mountains, Zuma Beach, 0.2 mi E of turnoff to Zuma Beach on US 101 [now Pacific Coast Hwy, US 1] 45 Comment
  OBI28468  Isocoma menziesii var. vernonioides J. & B. Sample, B. Sample 1981-8-15 5620 Los Angeles San Pedro W of Point Fermin Park Comment
  POM359497  Isocoma menziesii var. vernonioides T. A. Burch, B. E. Burch 1943-07 s.n. Los Angeles Redondo Beach. Comment
  UCR125141  Iva axillaris A. C. Sanders, Mark Elvin 2002-6-25 25296 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  POM361335  Jaumea carnosa F. R. Fosberg 1930-6-23 2990 Los Angeles Del Rey. 0 Comment
  CATA2957  Jepsonia malvifolia Sarah Ratay 2006-10-12 101 Los Angeles Santa Catalina Island: In Cottonwood Canyon below the airport burn of 2003 0 Comment
  IRVC28759  Juglans californica A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25548 Los Angeles Newhall Ranch, upper Potrero Canyon NE end of Santa Susana Mtns. 400 Comment
  RSA401013  Juglans californica Robert M. Perkins 1936-4-17 202 Los Angeles Santa Monica Mts. Comment
  RSA0011190  Juglans californica G. R. Johnstone 1934-5-20 s.n. Los Angeles Catalina Island: South slope below the summit 305 Comment
  RSA599878  Juglans californica var. californica Steve Boyd, Lauren Raz 1997-5-6 9723 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  UCR251737  Juglans hindsii R. E. Riefner Jr. 2014-5-10 14- 113 Los Angeles San Fernando Valley, city of Los Angeles, Sepulveda Flood Basin, Sepulveda Basin Wildlife Area, Haskell Creek near Woodley Park, east of Woodley Ave., west of San Diego Freeway(405), north of Burbank Blvd. 213 Comment
  UCR271540  Juncus R. G. Swinney 2011-10-13 15802 B Los Angeles San Gabriel Mountains, Chilao Flat, FS road crossing of Chilao stream, east of Chilao Visitors Center and west of Hwy 2 1622 Comment
  RSA102299  Juncus acutus subsp. leopoldii S. B. Parish 1882-10 657 Los Angeles Wilmington Comment
  UCR180563  Juncus arcticus var. mexicanus Scott D. White, Andrea Warniment 2006-7-18 11631 Los Angeles SE Tehachapi Mtns, Gorman area, riparian zone along Gorman Creek, NE of the I-5 Freeway 1098 Comment
  RSA729089  Juncus balticus subsp. ater R. G. Swinney 1999-6-30 7466 Los Angeles San Gabriel Mtns.: upper Boneyard Canyon c. 300 m south of Camp Jubilee Rd. intersection, Pinon Hills 1463 Comment
  RSA0116800  Juncus bufonius R. G. Swinney 2010-5-25 12920 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  CATA1327  Juncus bufonius var. bufonius Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-25 2428 Los Angeles Santa Catalina Island: Upper Buffalo Springs Reservoir 432 Comment
  RSA530057  Juncus macrophyllus Timothy S. Ross 1991-8-16 5852 Los Angeles Horse Flats, San Gabriel Mountains. 1713 Comment
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Sep 24 2014
  UCR182852  Juncus macrophyllus R. G. Swinney 1997-8-6 5765 Los Angeles San Gabriel Mtns, Table Mountain area, ridge immediately east of Jesus Canyon, at north end of road 4N57, NW of Wrightwood 1890 Comment
  POM6450  Juncus mexicanus L. T. Street, G. Williams 1919-5-10 2712 Los Angeles San Gabriel River near Bassett. 90 Comment
  POM1557  Juncus mexicanus I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. 91 Comment
  RSA191378  Juncus occidentalis Robert F. Thorne, M. Z. Thorne 1967-7-19 37128 Los Angeles San Gabriel Mountains, Angeles National Forest: Yucca Flats Summer Home Tract at upper end of Canyon of N Fork of San Gabriel River 1250 Comment
  RSA720178  Juncus rugulosus LeRoy Gross 2007-3-13 2612 Los Angeles Southern side of range: Wildwood Canyon. 499 Comment
  RSA596104  Juncus textilis Mark Hoefs, Robert F. Thorne, Janet Takara, M. Gay 1995-7-27 2506 Los Angeles Santa Catalina Island: below Bulrush Reservoir. 282 Comment
  RSA594408  Juncus torreyi Steve Boyd, Lauren Raz 1996-10-14 9087 Los Angeles Liebre Mountains region, southwest end of Quail Lake, in seasonally flooded depression on south side of Highway 138. 1021 Comment
  CLARK-A1703-79  Juncus xiphioides Peter H. Raven, Henry J. Thompson 1960-7-17 15542 Los Angeles Coast Highway Comment
  RSA607386  Juniperus californica L. C. Wheeler 1968-7-22 s.n. Los Angeles San Gabriel Mountains: South side Devil's Canyon. 1402 Comment
  CAS-BOT-BC235638  Keckiella breviflora var. breviflora Ernest C. Twisselmann 1959-6-2 5340 Los Angeles Old Ridge Route, 1 mile south of Sandberg's Lodge 1249 Comment
  RSA199167  Keckiella cordifolia Robert F. Thorne, D. Propst 1968-5-28 37667 Los Angeles Santa Catalina Island: central Bullrush Canyon. 244 Comment
  RSA401762A  Keckiella cordifolia M. B. Dunkle 1939-4-6 7287 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  RSA584904  Keckiella cordifolia Tim S. Ross, Steve D. Boyd 1992-7-5 6606 Los Angeles Liebre Mts: Red Mountain: rocky summit area. 1201 Comment
  SBBG95468  Keckiella cordifolia M. B. Dunkle 1929-3-4 1714 Los Angeles Orizaba Cyn Comment
  UCR222769  Keckiella cordifolia R. G. Swinney 2009-5-8 10693 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  POM44892  Keckiella cordifolia H. E. Hasse 1889-07 s.n. Los Angeles Canyon. Comment
  UC1063190  Keckiella ternata A. D. Gifford 1935-3-19 496 Los Angeles 1 mi ene Sawmill Mountain; Angeles National Forest, Tejon Quad. 1493 Comment
  RSA400478  Keckiella ternata subsp. ternata V. V. Giles 1936-7-5 19 Los Angeles Road into Crystal Lake 1524 Comment
  UC1584061  Keckiella ternata var. ternata Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4041 Los Angeles nne of Tie Summit Station (e of Angeles Forest Highway); San Gabriel Mountains, Tujunga Ranger District 1566 Comment
  RSA707812  Koeleria macrantha Naomi Fraga, Paul Morton 2004-5-18 1182 Los Angeles On ridgeline of Mount Hillyer, near summit. 1860 Comment
  UCR272627  Koeleria macrantha R. G. Swinney 2011-6-7 15053 Los Angeles San Gabriel Mountains, Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1585 Comment
  RSA0104244  Kopsiopsis strobilacea John C. Roos 1937-7-17 375 Los Angeles Near Telegraph Peak, San Gabriel Mts. Comment
  SEINET11446799 Image available Lagophylla ramosissima L. C. Wheeler 1932-6-4 800 Los Angeles San Gabriel Mtns.; Liveoak Canyon 518 Comment
  JEPS69281  Lamarckia aurea Kate Jared Stirring 1917-5-3 Los Angeles El Monte Comment
  UC520376  Lamium amplexicaule Louis C. Wheeler 1933-7-14 1937 Los Angeles near Rio Hondo; Potrero Chico 68 Comment
  CATA3286  Lasthenia californica Julie L. King 2017-2-28 64 Los Angeles Santa Catalina Island: Site of old stables in Avalon Canyon, along north edge of golf course, in area seeded by Santa Catalina Island Company in 2016 with California (not Catalina) native seeds 0 Comment
  CATA451  Lasthenia californica Sara L. Crockett 1997-3-18 591 Los Angeles Santa Catalina Island: Upper Cape Canyon, upslope from point 1.0 mile NE on Cape Canyon Road from jct. with Middle Ranch Road 313 Comment
  JEPS10022  Lasthenia gracilis W. L. Jepson 1920-5-3 8927 a Los Angeles gravelly flats near San Fernando Comment
  SBBG19196  Lasthenia gracilis M. A. Piehl 1963-12-7 631068 Los Angeles N base of Pyramid Head 6 Comment
  UC163934  Lasthenia gracilis Geo. B. Grant 1901-1-1 98 Los Angeles probably in the vicinity of Pasadena Comment
  UC30425  Lasthenia gracilis Harley P. Chandler 1897-2-10 Los Angeles Claremont 365 Comment
  UCR214048  Lasthenia gracilis A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37972 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
  UCSB43756  Lasthenia gracilis Nakashima, L. 1982-4-17 Los Angeles West of Wrigley Memorial Garden on Memorial Road, 0.62 miles from its junction with Avalon Canyon Road, Santa Catalina Island 175 Comment
  UC557666  Lasthenia gracilis Nell Murbarger 1936-3-1 30 Los Angeles on the mesa summit and a few hundred feet down the e and w slopes of the island, San Clemente Island San Clemente Island Comment
  RSA545250  Lathyrus vestitus subsp. alefeldii D. Propst, Mark Hoefs 1973-3-3 51 Los Angeles Santa Catalina Island. Lower Cottonwood Canyon. 137 Comment
  RSA658827  Lathyrus vestitus var. vestitus J. S. Burns 1992-5-11 2953 Los Angeles 1.5 miles west on Rincon fireroad from east access; Angeles National Forest. 762 Comment
  RSA405684  Lathyrus vestitus var. vestitus E. Mannatt 1931-5-9 19217 Los Angeles Mt. Baldy Comment
  UCR40704  Lavatera assurgentiflora Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-22 22673 Los Angeles Channel Islands, San Clemente Island, Wilsons Cove 50 Comment
  CAS-BOT-BC321502  Layia glandulosa Frank W. Pierson 1921-5-19 2413 Los Angeles Little Rock Creek Comment
  RSA595650  Layia glandulosa Timothy S. Ross, Victor W. Steinmann 1995-5-8 8559 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  UC1211161  Layia glandulosa Huron H. Smith 1912-5-3 4917 Los Angeles Azusa 243 Comment
  RSA249781  Layia glandulosa R. F. Thorne, Gary D. Wallace 1973-4-25 43371 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  UCR128133  Layia platyglossa Anuja Parikh, Nathan Gale 2003-5-26 s.n. Los Angeles N side of Santa Susana Mtns., Newhall Ranch, Salt Creek, lower end of east fork in survey area 79 427 Comment
  CATA678  Lepechinia fragrans Mark L. Hoefs 1991-4-23 1169 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  UC25895  Lepechinia fragrans Anstruther Davidson Jun 1893 Los Angeles Trail to Mt Wilson, San Gabriel Mountains Comment
  SBBG70801  Lepidium dictyotum R. Hoffmann 1932-4-2 Los Angeles just N of Lancaster Comment
  UCR222739  Lepidium fremontii R. G. Swinney 2009-4-29 10608 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
  UCR282007  Lepidium fremontii R. G. Swinney 2014-4-30 16243 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  SFV21022  Lepidium latifolium L. Gross 2002-10-5 668 Los Angeles Devils Gate Reservoir, northeast of the San Rafael Hills, in the Arroyo Seco, just west of Altadena. 335 Comment
  CAS-BOT-BC12474  Lepidium nitidum Cecil Hart 1927-1-29 s.n. Los Angeles Montebello. Comment
  CATA3308  Lepidium nitidum Amy Catalano, Jen Dreizehn 2017-3-23 025 Los Angeles Santa Catalina Island: Toyon Junction, near red bench under pine trees at northeast edge of reservoir 364 Comment
  POM202118  Lepidium nitidum P. A. Munz 1934-4-2 13138 Los Angeles Puddingstone Canyon, San Dimas. 304 Comment
  UC10672  Lepidium nitidum J. H. Barber 1897-4 293 Los Angeles Sierra de Santa Monica Comment
  POM9842  Lepidium nitidum var. nitidum P. A. Munz, R. D. Harwood 1920-3-13 3314 Los Angeles San Jose Hills, 3 miles W of Pomona. 305 Comment
  SD215442  Lepidium nitidum var. nitidum Louis C. Wheeler 1969-4-1 Los Angeles 0.4 mile southwest Big Cienega on ridge on south side Big Dalton Canyon near mouth. 640 Comment
  CDA25070  Lepidium virginicum T. C. Fuller 1962-4-1 8176 Los Angeles Bank of San Dimas Canyon wash, 1.6 miles north of Foothill Boulevard, San Dimas. 0 Comment
  SEINET13711390  Lepidium virginicum J. Adams, J. Adams (Botany) 1965-1 82 A Los Angeles Claremont, N End Indian Hill Blvd, Thompson's Wash 1400 Ft 427 Comment
  CAS-BOT-BC328084  Lepidospartum squamatum Javier Penalosa 1960-9-1 909 Los Angeles Eastern L.A. County. San Dimas Canyon Park Comment
  POM187702  Lepidospartum squamatum Joseph A. Ewan 1931-10-24 s.n. Los Angeles 1 mile above Malibu Lake on Seminole Hot Springs Rd. Comment
  RSA620040  Lepidospartum squamatum LeRoy Gross 1998-11-1 96 Los Angeles Southern base San Gabriel Mtns.: Big Tujunga wash. East of 210 freeway, city of Sunland. 365 Comment
  UCR271843  Lepidospartum squamatum R. G. Swinney 2011-10-27 15921 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  RSA602582  Leptochloa fusca subsp. uninervia L. C. Wheeler 1932-9-30 1409 Los Angeles Los Angeles River at Los Feliz Blvd. 122 Comment
  UC714905  Leptodactylon californicum R. C. Foster 1937-6-2 327 Los Angeles Evey Canyon ne Claremont (foothills of San Gabriel Mts.); , Evey Canyon Comment
  CHSC4749  Leptosiphon breviculus M. MacArthur 1967-6-24 64 Los Angeles .7 mi from turn-off on Angeles Crest Hwy. to lower Chilao keeping always to right--left side of rd. by intermittent stream, Angeles National Forest. 1584 Comment
  RSA579438  Leptosiphon breviculus T. S. Ross, D. L. Banks 1994-6-21 7993 Los Angeles Vicinity of Pacifico Mountain: saddle between the north fork Tie Canyon on the SW and a major NE-draining tributary of Santiago Canyon on the NE; ca 3160 m NW of Pac. Mtn's 7124-foot summit. 1646 Comment
  UCR272643  Leptosiphon ciliatus R. G. Swinney 2011-6-7 15049 Los Angeles San Gabriel Mountains, Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1585 Comment
  LA201818  Leptosiphon liniflorus Arthur C. Gibson; 2003-6-22 4949 Los Angeles SANTA MONICA MOUNTAINS, Agoura Hills, above Cornell Corners, on road behind businesses near Kanan-Dume Rd. Comment
  SEINET7967502 Image available Leptosiphon liniflorus George K. Helmkamp, E. A. Helmkamp 1998-5-21 4031 Los Angeles Western Mojave Desert; South base, Tehachapi Mtns., 4.0 mi north of Calif. Hwy 138 (Lancaster Rd) on 300th St. West 1006 Comment
  CAS-BOT-BC520320  Leptosyne bigelovii R. G. Swinney 2010-6-1 13115 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd mi E of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air mi S of Pearblossom Hwy. 1097 Comment
  UCR189879  Lessingia filaginifolia R. G. Swinney 1998-7-27 6491 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  RSA703500  Lessingia glandulifera var. glandulifera Scott D. White, Michael Honer 2004-6-24 10493 -B Los Angeles Pomona Valley / San Gabriel Mtn Foothills: City of Claremont; San Antonio Canyon alluvial fan, north of Baseline Ave. and west of concrete-lined flood control channel. 488 Comment
  RSA642421  Lewisia rediviva Orlando Mistretta 1995-6-23 1831 Los Angeles San Gabriel Mountains: Lookout Mt. Trail. 1981 Comment
  RSA509574  Leymus triticoides L. C. Wheeler 1967-8-2 12327 Los Angeles Angeles National Forest; Sulphur Spring 1585 Comment
  RSA720483  Leymus triticoides R. G. Swinney 1997-8-6 5775 Los Angeles along Hwy 2 0.5 mi W of Big Pines (road junction) E of Jackson Lake 2024 Comment
  RSA760585  Leymus triticoides R. G. Swinney 2008-10-16 9617 Los Angeles Big Pine Meadow 2061 Comment
  UCR152483  Ligustrum japonicum A. C. Sanders, Lee Jones 2005-4-8 29365 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  PASA578  Lilium humboldtii C. H. Blanchard 1922-5-30 Los Angeles Eaton Canyon Comment
  POM6383  Linanthus aureus L. T. Street, G. Williams 1919-5-10 2716 Los Angeles San Gabriel River near Bassett. 90 Comment
  CHSC95513  Linanthus californicus LeRoy Gross; Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1084 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
  HSC12389  Linanthus californicus Wendell Wood 1970-6-20 18 Los Angeles Linda Vista Rd. and Figueroa, Glendale 457 Comment
  LA52333  Linanthus californicus Barbara Crumly; 1953-4-26 sn Los Angeles 99 Comment
  RSA545771  Linanthus californicus L. Arnseth 1992-5-16 32 Los Angeles San Gabriel Mountains, San Antonio Canyon: Mt. Baldy Road, approx. 2 miles N of San Antonio Dam. 854 Comment
  RSA468440  Linanthus californicus subsp. glandulosus Mary H. Ward 1970-6-19 s.n. Los Angeles San Rafael Hills, behind Linda Vista, southwestern Pasadena Comment
  POM3572  Linanthus concinnus I. M. Johnston 1917-6-15 1284 Los Angeles Mt. San Antonio, Icehouse Canyon. 1738 Comment
  SBBG17074  Linanthus dianthiflorus M. Vincent 1962-3-14 155 Los Angeles Malibu Cyn Rd, 1 mi from US Hwy 101 Comment
  POM364576  Linanthus dianthiflorus subsp. dianthiflorus M. B. Dunkle 1938-3-20 5246 Los Angeles Palos Verdes Hills, Los Angeles. Comment
  RSA586673  Linanthus dichotomus Orlando Mistretta, Mark Elvin 1995-5-10 1707 Los Angeles Bare Mountain Canyon, West Fork. 1159 Comment
  UC1123977  Linanthus dichotomus A. D. Gifford 1935-3-25 499 Los Angeles 5.25 mi nw Sawmill Pk.; Tejon Quad. 914 Comment
  UCR190466  Linanthus parryae R. G. Swinney 2001-4-18 7876 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge 1223 Comment
  UC54706  Linanthus parviflorus Ernest Braunton Mar 1903 853 Los Angeles Playa del Rey Comment
  UC1563058  Linanthus parviflorus Steve Boyd and Orlando Mistretta 1986-3-31 1561 Los Angeles 4 mi e Highway 138 jct. with Highway 18, ne of Pinyon Hills (Highway 138); Mojave Desert Comment
  RSA73281  Linanthus pungens F. W. Peirson 1929-7-1 8440 Los Angeles Mt. Pacifico: upper part of trail, San Gabriel Mountains. 1982 Comment
  UCR180715  Lithophragma R. G. Swinney 1995-4-4 3480 Los Angeles San Gabriel Mtns, Glendora, ridge overlooking south end of Mystic Canyon at Big Dalton Canyon 451 Comment
  RSA646990  Lithophragma affine LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 199 Los Angeles San Rafael Hills: South of Descanso Garden and north of the main ridge. 487 Comment
  JEPS43060  Lithophragma bolanderi I. W. Clokey and E. G. Anderson 1935-5-9 6668 Los Angeles San Dimas Canyon; s face San Gabriel Range, San Dimas Canyon Comment
  RSA747757  Lithophragma heterophyllum Scott D. White, Justin M. Wood 2009-5-6 12665 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  RSA729554  Lobelia dunnii var. serrata R. G. Swinney 1998-8-6 6722 Los Angeles San Gabriel Mtns.: upper East Fork San Gabriel River, granite cliff on east side c. 100 m below Fish Fork. 928 Comment
  UCR194271  Lobelia dunnii var. serrata R. G. Swinney 1998-8-6 6682 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River 1037 Comment
  RSA436047  Lobularia maritima A. G. Goodwin 1940-05 s.n. Los Angeles Hermosa Beach Comment
  RSA611634  Loeflingia squarrosa var. squarrosa Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10116 Los Angeles Liebre Mountains region: Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2.4 miles west of junction with Sierra Highway in Mint Canyon. 609 Comment
  UC1922483  Logfia filaginoides Valerie Soza, Miriam Sidibeh 2003-3-26 1611 Los Angeles Transverse Ranges; Verdugo Mountains region; Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  UC63249  Logfia filaginoides Ernest Braunton 1903-3-1 854 Los Angeles Playa del Rey Comment
  POM356945  Lolium perenne subsp. multiflorum Robert Gustafson 1981-4-29 2228 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA177704  Lolium perenne subsp. multiflorum R. F. Thorne, P. Everett 1965-5-11 34551 Los Angeles Santa Catalina Island, Little Harbor. 2 Comment
  UCR237905  Lomatium dasycarpum Mark A. Elvin 2003-5-1 2497 Los Angeles Santa Clarita Valley, Newhall Ranch, Castaic Mesas, c. 1.5 km east of Castaic Lagoon in Charlie Canyon, survey area 69 396 Comment
  RSA452151  Lomatium dasycarpum subsp. dasycarpum Anstruther Davidson 1909-1 s.n. Los Angeles Topanga Comment
  SBBG59690  Lomatium dissectum var. multifidum R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  UCR273161  Lomatium lucidum R. G. Swinney 2011-5-10 14646 Los Angeles San Gabriel Mountains, c. 0.4 miles NE of Manzanita Mt. along connection trail between Hillside Trail and Manzanita Mt. Trail, inside Placerita Cyn. Natural Area, 500 Comment
  RSA598858  Lomatium nevadense var. parishii Steve Boyd, Timothy S. Ross 1997-3-21 9234 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1195 Comment
  UCR186901  Lomatium utriculatum A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32019 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  CAS-BOT-BC240495  Lonicera hispidula John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  SD69038  Lonicera hispidula var. vacillans Robert F. Thorne 1966-9-15 36694 Los Angeles Santa Catalina Island; Middle Ranch Canyon near dry stream bed. 239 Comment
  SDSU1434  Lonicera hispidula var. vacillans R. M. Beauchamp 1966-8-8 53 Los Angeles Santa Catalina Island. 122 Comment
  UC889500  Lonicera hispidula var. vacillans John I. Carlson 1915-6-13 Los Angeles Avalon Santa Catalina Island Comment
  UCR223257  Lonicera interrupta R. G. Swinney 2009-5-20 10852 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  SEINET3154847  Lonicera subspicata G. B. Grant 1904-6-15 706 -A Los Angeles collected at Pasadena Comment
  UCR155617  Lonicera subspicata A. C. Sanders 2005-5-11 30149 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  POM156204  Lonicera subspicata var. denudata L. R. Abrams 1902-6-15 2544 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  RSA455381  Lonicera subspicata var. denudata George B. Grant 1904-6-15 s.n. Los Angeles Canyons, Pasadena Comment
  CAS-BOT-BC198545  Lotus Mrs. H. C. Cantelow 1935-3-22 658 Los Angeles Bet. Del Sur and Palmdale, Mojave Des. Comment
  RSA649907  Lotus argophyllus subsp. decorus Lori Ackerman, Gerald Braden 1988-4-22 11 Los Angeles North end of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  JEPS22748  Lotus argophyllus var. argophyllus Rimo Bacigalupi with Reino Alava 1958-7-20 6400 Los Angeles Charlton Flat, close to Angeles Crest Highway (State Highway 2) San Gabriel Mountains, Angeles National Forest 1623 Comment
  POM50178  Lotus crassifolius var. crassifolius A. D. E. Elmer 1902-06 3697 Los Angeles Acton, Mt. Gleason. Comment
  SEINET957343  Lotus davidsonii Tim Ross 1991-1 5789 Los Angeles San Gabriel Mtns. Pacific Mts Rd. .50 mil E of Lower Pacifico Campground Rd. Pacifico Mtn. 1926 Comment
  UC457227  Lotus grandiflorus Carl Epling, Nesta Dunn, and Alice Goen 1931-5-16 Los Angeles Swartout Valley San Gabriel Mountains Comment
  JEPS55498  Lotus hamatus A. M. Ottley 1920-5-3 587 Los Angeles Tujunga Wash San Gabriel Mts. Comment
  RSA406153  Lotus hamatus Anstruther Davidson 1905-5-28 1380 Los Angeles Providencia Ranch, behind Mt. Hollywood Comment
  UC207655  Lotus heermannii Geo. B. Grant Apr 1902 716 Los Angeles Catalina Island Comment
  UCR222829  Lotus humistratus R. G. Swinney 2009-4-29 10591 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
  UCR223297  Lotus nevadensis R. G. Swinney 2009-7-29 11419 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  RSA642032  Lotus nevadensis var. davidsonii Orlando Mistretta 1993-6-28 893 Los Angeles Angeles National Forest; Table Mountain, Sunrise ski area. Comment
  UC15667  Lotus oblongifolius var. oblongifolius J. H. Barber 1897-6-26 193 Los Angeles Aliso Canyon Comment
  RSA0114806  Lotus salsuginosus R. G. Swinney 2011-4-26 14478 Los Angeles San Gabriel Mountains; Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  RSA498800  Lotus salsuginosus James Clizbe 1930-5-6 s.n. Los Angeles Nichols Canyon. Comment
  RSA624540  Lotus salsuginosus L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains: Indian Canyon Campground (off Soledad Canyon) 822 Comment
  IRVC28578  Lotus scoparius A. C. Sanders, Mark Elvin 2002-6-19 25156 Los Angeles 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 NE end of Santa Susana Mtns. 305 Comment
  UC397234  Lotus scoparius Crawford and Hiatt 1916-3-28 Los Angeles Santa Monica Mts. Comment
  UCR117119  Lotus scoparius A. C. Sanders, D. Malueg 2001-5-17 24322 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  SEINET12151346  Lotus scoparius C. L. Abbott 1926-1 s.n. Los Angeles Los Angeles Comment
  RSA498740  Lotus strigosus E. A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  RSA708515  Lotus strigosus Scott D. White, Brian Leatherman 2005-3-18 10793 Los Angeles South Coast: City of Glendora, South Hills, just north of the I-210 Freeway. Ca. 0.3 air mi ENE of the I-210 / Sunflower intersection. 305 Comment
  UC1129245  Lotus strigosus Jerome S. Horton 1936-4-17 283 Los Angeles Dalton Canyon, just below forest boundary Pomona Quad., San Dimas Experimental Forest 457 Comment
  UCR223742  Lotus strigosus R. G. Swinney 2009-6-24 11238 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  RSA523162  Lotus strigosus T. S. Ross 1991-2-23 4106 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 292 Comment
  RSA632117  Lotus strigosus L. C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains: Ridge south of mouth of Big Dalton Canyon. 495 Comment
  RSA498716  Lotus strigosus var. strigosus Richard C. Barkelew 1929-4-14 s.n. Los Angeles Mulholland Hwy Comment
  RSA251540  Lotus strigosus var. strigosus R. F. Thorne 1973-4-12 42949 Los Angeles San Clemente Island: Pyramid Cove at S end of island. 3 Comment
  RSA406975  Lupinus albifrons var. eminens F. R. Fosberg 1931-5-12 4849 Los Angeles Descanso Canyon near Coach Road, Santa Catalina Island Comment
  RSA726045  Lupinus andersonii R. G. Swinney 1997-6-25 5643 Los Angeles San Gabriel Mountains: southwest of Wrightwood, Blue Ridge ca. 0.5 mi. W of Guffy Camp, Forest Service Rd. 3N06, ca. 5.1 miles east of Hwy 2. 2518 Comment
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May 3 2010
  SEINET10488492  Lupinus arboreus David B. Dunn 1957-5-18 Dunn s.n. Los Angeles Plants 3 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6846 x 6450 - santa catalina Comment
  UCR265511  Lupinus bicolor Dan S. Cooper 2015-3-3 315- 14 Los Angeles Los Angeles Basin/Western Transverse Range, open space just west of Griffith Park, reached from end of Primera Ave. 305 Comment
  OBI12932  Lupinus bicolor D. H. Thomson 1944-5-7 s.n. Los Angeles Burbank, Verdugo Hills mt range Comment
  SEINET10937042  Lupinus bicolor Thorne 1982-4-20 THORNE 55000 Los Angeles San gabriel mts: grassy slopes above little rock creek below dams; erect, Purplish-blue-flowered annual Comment
  UC1594350  Lupinus bicolor Tim Ross 1992-4-16 6199 Los Angeles 268 degrees w, 500 m distant from 1603' peak above Stone Field Station, San Clemente Island; central part of San Clemente Island 438 Comment
  SEINET769633 Image available Lupinus bicolor subsp. marginatus D. B. Dunn, C. Epling 1946-4-19 2129 Los Angeles ).9 mile south of the junction of Hwy. 99 & 138, abundant along valley floor for several sites to the north of the Jct. & north of the town of gorman. Comment
  POM350026  Lupinus bicolor subsp. microphyllus M. B. Dunkle 1929-4-14 2130 Los Angeles Haypress, Santa Catalina Island Comment
  POM350045  Lupinus bicolor subsp. microphyllus Paul lopez 1949-4-27 4263 Los Angeles Los Padres National Forest. 457 Comment
  SEINET10484879  Lupinus bicolor subsp. microphyllus David B. Dunn 1955-5-6 Dunn 11851 Los Angeles In stoddard canyon below the fork in road in san antonio canyon. Ca 1.25 years After the fire with through stripping the chaparral out. A few of the sicamores Had a narrow strip of cambium survive on the down canyon side. Live oaks Resprouting from many branches. Shrubs stump sprouting and an abundance of Herbaceous species Comment
  SBBG91849  Lupinus concinnus S. A. Junak 1978-4-15 SCa 018 Los Angeles N side of Cherry Cove, at Birdie Chester grave site 15 Comment
  UC565974  Lupinus concinnus A. D. Gifford 1935-3-31 536 Los Angeles 4 1/2 mi nw Redrock Mountain; Tejon Quadrangle Comment
  UCR110895  Lupinus concinnus A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 22003 Los Angeles San Gabriel Mtns., Soledad Pass area at the N foot of the mtns, c. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just south of Vincent Substation 1000 Comment
  UCR111500  Lupinus concinnus A. C. Sanders, D. Malueg 1998-6-22 22027 Los Angeles San Gabriel Mtns., La Canada, SCE Gould Substation off Hwy 2, Gould Canyon 595 Comment
  SBBG98510  Lupinus concinnus T. Ross 1991-5-21 5398 Los Angeles where the two upper forks of Box Cyn join together 466 Comment
  SEINET10485092  Lupinus concinnus subsp. orcuttii David B. Dunn 1946-4-20 Dunn 2145 Los Angeles Station 14, west margin of mohave desert. Comment
  LA205092  Lupinus excubitus Carl Epling; May 1925 sn Los Angeles Mint Canyon Comment
  UC1481356  Lupinus excubitus David B. Dunn 1957-5-18 RSA 6226 Los Angeles Comment
  CAS-BOT-BC215338  Lupinus excubitus var. excubitus Ernest C. Twisselmann 1962-4-18 6973 Los Angeles 1 mile above Oso Corral, Tejon Ranch, Oso Canyon 1036 Comment
  SBBG69110  Lupinus formosus R. Hoffmann 1925-4-19 Los Angeles W border of Antelope Valley Comment
  OBI12897  Lupinus formosus D. H. Thomson 1944-5-7 s.n. Los Angeles Burbank; Verdugo Hills 671 Comment
  UCR86547  Lupinus guadalupensis T. S. Ross 1992-4-16 6206 Los Angeles San Clemente Island, Central part of island; 291 degrees WNW, 725 m distant from summit of 1603 ft. peak above Stone field station 416 Comment
  SEINET3131575  Lupinus hirsutissimus A. A. Heller 5358 Los Angeles Claremont Comment
  SEINET4044523  Lupinus hirsutissimus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  UCR216867  Lupinus hirsutissimus R. G. Swinney 2009-3-13 10108 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.8 mi. north of Foothill Blvd. on east side of main river channel 192 Comment
  UCSB3385  Lupinus hirsutissimus Krogen, Roger 1957-1 Los Angeles 2 mi. NW of Hwy. 99; in Hasley Canyon; 2 mi. S of Castaic Comment
  SEINET10969982  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  UCR23931  Lupinus microcarpus John C. Roos 1942-6-6 1063 Los Angeles Western Transverse Range, Placerita Canyon near Newhall 610 Comment
  UCR78141  Lupinus microcarpus Wandalee Thompson 1964-4-17 17 Los Angeles San Gabriel Mtns., Liebre Mountains, near Green Valley, San Francisquito Canyon 854 Comment
  RSA616719  Lupinus peirsonii L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns.: Big Rock Creek at Angeles Crest Hwy. 2164 Comment
  RSA0112766  Lupinus sparsiflorus R. G. Swinney 2011-3-29 14245 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
  SFV1917  Lupinus sparsiflorus K. A. Wilson 1961-3-11 979 Los Angeles San Gabriel Mountains Placerita Canyon Road. Wash 3 miles east of Placerita Canyon State Park. 410 Comment
  UCR258776  Lupinus sparsiflorus R. G. Swinney 2010-2-27 11776 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  SDSU4621  Lupinus sparsiflorus unknown 1948-5-4 Los Angeles Goode Pass, Western San Gabriel Mts. 1006 Comment
  UC1587684  Lupinus succulentus Tim Ross 1991-3-9 4180 Los Angeles Puente Hills, pro parte Whittier Hills (se side of ridgetop knoll, head of Oak Canyon); (Puente Hills, pro parte), , head Oak Canyon 368 Comment
  RSA0118522  Lupinus succulentus Steven A. Junak, Keri Kirkland 1998-5-2 SCa- 649 Los Angeles Santa Catalina Island. S of road to East Peak, on ridge SW of Peak 1245, ca. 0.9 air mi WNW of East Peak. 244 Comment
  SEINET10489026  Lupinus succulentus Tilforth 1969-4-30 TILFORTH 187 Los Angeles Annual, growing thickly on e facing roadside bank. W side of colima ave just n Of hacienda blvd intersection n of whittier. Comment
  RSA187871  Lupinus truncatus Robert F. Thorne 1966-4-5 35865 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon 107 Comment
  SBBG89751  Lupinus truncatus M. B. Dunkle 1939-4-6 7303 Los Angeles Mosquito Harbor Comment
  UCR205195  Lupinus truncatus R. G. Swinney 2008-4-30 8707 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon 549 Comment
  UCR68891  Lupinus truncatus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4205 Los Angeles Channel Islands, San Clemente Island: upper reaches of China Canyon, S end of Island, W side Comment
  RSA11771  Lupinus truncatus M. E. Floyd 1933-3-25 s.n. Los Angeles Santa Monica Mts., Mandeville Canyon Comment
  RSA533966  Lupinus truncatus Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5204 Los Angeles San Clemente Island: 1300 feet NNW of Gud (888') marker. 241 Comment
  CAS-BOT-BC233483  Lycium californicum LeRoy Abrams 1903-3-14 3131 Los Angeles San Pedro hills near Rocky Mt. Comment
  RSA428826  Lycium californicum F. R. Fosberg 1931-4-29 S 4705 Los Angeles Catalina Island. Middle Ranch Canyon, 1.5 miles below Eagle's Nest. 180 Comment
  LA98861  Lycium cooperi E. R. Hobbs; 1979-6-25 79- 107 Los Angeles Antelope Valley, Palmdale, NW corner of Avenue P and 30th Street Comment
  UC1083109  Lycium cooperi Herbert L. Mason 1926-4-26 2969 Los Angeles Mint Canyon Road, summit of 1st grade San Gabriel Mts. Comment
  CAS-BOT-BC142280  Lyonothamnus floribundus subsp. floribundus Robert F. Thorne 1967-5-19 36882 Los Angeles Echo Lake Branch of upper Swain's Canyon - Santa Catalina Island 365 Comment
  RSA589871  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay, Fone 1994-8-3 8208 Los Angeles Santa Catalina Island. W end of island, N side of main east-west ridge system, at head of Bouchette Canyon draining NE to Johnson's Landing. 405 Comment
  SD90357  Lyonothamnus floribundus subsp. floribundus Robert F. Thorne, Doug Propst 1973-2-14 42479 Los Angeles Canta Catalina Island: Ironwood Gully on slopes of hill E of Isthmus above Banning House 182 Comment
  UCSB11250  Lyonothamnus floribundus subsp. floribundus Breedlove, Dennis 1961-9-23 Los Angeles S side of Cherry Canyon 1.5 mi from beach; Santa Catalina Island 243 Comment
  SBBG51686  Lyonothamnus floribundus var. floribundus M. A. Piehl 1962-10-6 62 -517 Los Angeles cyn between Pebbly Beach and Renton Mine Comment
  SBBG95260  Lyonothamnus floribundus var. floribundus M. B. Dunkle 1928-5-27 1981 Los Angeles head of Gallagher's Cyn 365 Comment
  CATA1310  Lythrum hyssopifolia Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2401 Los Angeles Santa Catalina Island: Lower Cape Canyon, just up from Middle Canyon 213 Comment
  POM155659  Madia gracilis M. B. Dunkle 1928-5-13 1944 Los Angeles Coach Road, Hamilton Canyon. 244 Comment
  RSA659878  Malacothamnus fremontii Orlando Mistretta 1992-8-20 771 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. Comment
  RSA749086  Malacothamnus fremontii R. G. Swinney 2005-8-11 8458 Los Angeles Big Rock Creek at Paradise Springs. 1439 Comment
  CAS-BOT-BC204194  Malacothamnus marrubioides John Thomas Howell 1950-11-9 27485 Los Angeles 12 miles north of Castac [Castaic] 609 Comment
  CAS-BOT-BC345322  Malacothrix californica Geo. B. Grant 1902-5-10 s.n. Los Angeles Arcadia Comment
  CAS-BOT-BC323298  Malacothrix foliosa E. R. Blakley 1962-6-10 5220 Los Angeles Wilson Cove, San Clemente Island 9 Comment
  RSA517849  Malacothrix glabrata Steve Boyd 1986-3-30 1498 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  IRVC28725  Malacothrix saxatilis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25512 Los Angeles Newhall Ranch, central Potrero Canyon, dry side canyon near its mouth on north side of road, oil production area NE end of Santa Susana Mtns. 366 Comment
  UCR46180  Malacothrix saxatilis Kathy Harper 1986-5-17 s.n. Los Angeles San Gabriel Mtns., c. 2 miles SW of Mill Creek Summit 1524 Comment
  RSA719094  Malacothrix saxatilis Naomi Fraga 2001-5-27 48 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. UTM: 376696N 423388E. Comment
  SBBG131906  Malacothrix saxatilis var. arachnoidea S. A. Junak 2000-6-30 SCa 1362 Los Angeles just SE of summit of Mt Torquemada 402 Comment
  CAS-BOT-BC347936  Malacothrix saxatilis var. tenuifolia Herman Knoche 1919-6-25 Series A, No. 897 Los Angeles Avalon, Catalina Island Comment
  OBI35604  Malacothrix saxatilis var. tenuifolia Rebecca Cicoria 1981-5-17 35 Los Angeles 1/2 mi from Fire Station along Burma Trl, Rolling Hills Comment
  SBBG66177  Malacothrix saxatilis var. tenuifolia M. N. Ackley -Jun-1926 161 Los Angeles Verdugo Hills 350 Comment
  SD74673  Malacothrix saxatilis var. tenuifolia Helen V. Witham 1969-9-25 477 Los Angeles Malibu Canyon Rd. 2.6 miles north of Malibu. 199 Comment
  CATA3163  Malosma laurina Amy Catalano 2016-6-24 147 Los Angeles Santa Catalina Island: South side of canyon that runs northeast from junction of Cape Canyon Road and Upper Cape Reservoir Road 309 Comment
  RSA386408  Malosma laurina V. V. Giles 1936-7-5 s.n. Los Angeles Highway 10 miles east of Azusa. Comment
  RSA527802  Malosma laurina T. S. Ross, Annette Ross 1991-6-3 5536 Los Angeles Elephant Hill: W Pomona. 317 Comment
  RSA608756  Malus sylvestris Louis C. Wheeler 1963-10-13 8406 Los Angeles Altadena: 47 E. Pine Street. Comment
  RSA570036  Malva parviflora Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4892 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  UC198523  Malva parviflora Katharine Brandegee May, 1916 Los Angeles Santa Catalina Island Comment
  UCR162058  Malva parviflora Mike Misenhelter 2005-10-5 s.n. Los Angeles Los Angeles Basin, Carson, old landfill site SE of intersection of 110 (Harbor) and 405 (San Diego) freeways, west side of Dominguez Channel and 405, east of Main St. 12 Comment
  RSA158342  Malva parviflora Peter H. Raven 1962-4-9 17129 Los Angeles Wilson Cove, San Clemente Island. 61 Comment
  UCR152479  Malva pseudolavatera A. C. Sanders, Lee Jones 2005-4-8 29347 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  PASA1777  Malvastrum exile Frank W. Peirson 1923-5-27 Los Angeles Pallett Creek, San Gabriel Mts. 1097 Comment
  SEINET3143105  Malvella leprosa G. B. Grant 1904-6-5 1199 Los Angeles Ballona Comment
  SBBG69443  Marah fabacea R. Hoffmann 1929-5-21 Los Angeles Del Sur to Elizabeth Lake Comment
  SFV6288  Marah fabacea M. H. Grayum, K. Felt 1974-5-22 s. n. Los Angeles Santa Susana Mountains North side of Oat Mountain along main ridge road. 1067 Comment
  RSA611611  Marah macrocarpa Anna Christensen 1997-3-13 5 Los Angeles Claremont, Bernard Biological Field Station. NW corner of Mills Ave. and Foothill Blvd. 412 Comment
  UC890399  Marah macrocarpa F. R. Fosberg 1931-3-18 S 4287 Los Angeles Hamilton Canyon Santa Catalina Island 10 Comment
  RSA674313  Marah macrocarpa var. macrocarpa LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 716 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 576 Comment
  CATA130  Marrubium vulgare Mark L. Hoefs, A. Douglas Propst 1973-3-14 98 Los Angeles Santa Catalina Island: Cape Canyon 289 Comment
  RSA0036892  Marrubium vulgare Regina Allen 1983-5-16 s.n. Los Angeles Evey Canyon in San Gabriel Mts. 1 mi. north of San Antonio Dam off Mt. Baldy Rd. [County incorrectly listed as San Bernardino] Comment
  RSA657435  Marrubium vulgare Joseph M. Keefe 2001-1-19 30997 Los Angeles Big Tujunga Wash, 300 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 384 Comment
  SD248343  Matricaria occidentalis R. E. Riefner Jr. 2008-7-28 08 253 Los Angeles Harbor City, Bixby Sough, Harbor Regional ark, Harbor Lake, vicinity of Vermont Ave. and Normande Ave. 0 Comment
  SD215541  Medicago lupulina Steve Boyd, Lauren Raz 1996-10-29 9110 Los Angeles Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon 1317 Comment
  CDA4223  Medicago polymorpha L. C. Wheeler 1967-5-18 9648 Los Angeles San Gabriel Mountains, vicinity of Oak of the Golden Dream. Comment
  POM348032  Medicago polymorpha Ida Lou Sayler 1942-4-10 s.n. Los Angeles Vacant lots, south Pasadena Comment
  RSA652175  Medicago polymorpha A. E. Hersh 1950-7-2 s.n. Los Angeles 4111 Wade St., Venice. 30 Comment
  RSA67033  Medicago polymorpha var. brevispina G. C. Fleischman 1951-06 s.n. Los Angeles Common street, parkway, Pasadena Comment
  SBBG95230  Medicago sativa M. B. Dunkle 1928-4-13 1863 Los Angeles Renton Mine Rd Comment
  POM345069  Medicago sativa F. R. Fosberg 1931-3-31 S 4421 Los Angeles Santa Catalina Island. Comment
  SD30967  Medicago sativa Edith A. Purer 1931-3-26 Los Angeles Palos Verdes Hills, roadside Comment
  SD241097  Melia azedarach R. G. Swinney 2009-3-19 10135 Los Angeles San Gabriel Mountains Foothills: Azusa, mouth of San Gabriel River Canyon, between I-210 Fwy and Foothill Blvd., west side of the river channel (Azusa 7.5'Q) 170 Comment
  UCR187135  Melica californica A. C. Sanders 2006-5-16 32309 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  CAS-BOT-BC281504  Melica imperfecta L. R. Abrams 1901-4-1 1346 Los Angeles San Fernando Mts Comment
  RSA0091541  Melica imperfecta R. G. Swinney 2011-5-26 14856 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
  RSA653292  Melica imperfecta Kelly Middleton, David Middleton 1988-5-8 15 Los Angeles Glendora Ridge Road, 6.6 miles west of Mt. Baldy Road intersection 1220 Comment
  RSA729959  Melica imperfecta R. G. Swinney, D. W. Larson 1999-6-25 7406 Los Angeles San Gabriel Mtns.: Fern Canyon at falls, c. 1,7 mi. east of confluence with upper East Fork San Dimas Canyon 1159 Comment
  RSA87441  Melica imperfecta F. W. Peirson 1923-4-12 3420 Los Angeles Wilson's Cove, San Clemente Island Comment
  UC1108611  Melica imperfecta Huron H. Smith 1912-5-31 5059 Los Angeles Pebble Beach Road; Santa Catalina Island 7 Comment
  UCR260381  Melica imperfecta R. G. Swinney 2010-4-23 12374 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
  UCR264058  Melica imperfecta Mitch Provance, Callen Huff 2009-4-28 10767 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  CAS-BOT-BC281097  Melica stricta Le Roy Abrams; E. A. McGregor 1908-7-3 614 Los Angeles N Baldy Mt, San Gabriel Mts 1828 Comment
  PASA196  Melilotus indicus Ethel Mathew April Los Angeles Altadena Comment
  RSA526621  Melilotus indicus Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4211 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  SBBG69290  Mentzelia albicaulis R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  RSA0110208  Mentzelia congesta Richard G. Swinney 2011-5-16 14753 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 1.18 mi at 73 degrees SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19 in upper Big Tujunga Cyn., c. 150m north of lodge on a SW-facing slope, E of the swimming pool. 1220 Comment
  SD247666  Mentzelia jonesii Ed Kentner 2014-3-21 361 Los Angeles Western Mojave Desert, approx. 13 km east of Pearblossom, near the corner of Largo Vista Road and Avenue X-8. 1876 Comment
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Jun 9 2016
  LA200640  Mentzelia micrantha J. A. Ewan; 1929-5-18 3426 Los Angeles 83 Comment
  RSA226175  Mentzelia micrantha Gary D. Cromwell, David W. Wheat 1971-4-30 605 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains. 2 mi. NE of Glendora. 465 Comment
  SEINET4044577  Mentzelia micrantha D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Peperdine University. 198 Comment
  RSA649660  Mentzelia obscura Michael Horn 1991-5-3 21 Los Angeles San Gabriel Mountains. Take dirt road 4N06 2 1/2 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site. 1463 Comment
  RSA440365B  Mentzelia veatchiana Anstruther Davidson 1906-07 2791 Los Angeles Rock Creek Comment
  RSA729702  Mentzelia veatchiana R. G. Swinney 1998-7-27 6508 Los Angeles Dry Lake, south of Sunset Peak at head of Dry Lake Canyon. 1515 Comment
  RSA771566  Mentzelia veatchiana R. G. Swinney 2009-5-28 10929 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  UC1870320  Mentzelia veatchiana LeRoy Gross 2005-4-28 2166 Los Angeles [Transverse Ranges; San Gabriel Mountains region]; Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into Comment
  RSA0086544  Microseris lindleyi R. G. Swinney 2011-5-3 14565 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  RSA585374  Microseris lindleyi Timothy S. Ross 1991-4-27 4656 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  UCR126764  Microseris lindleyi A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26116 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
  UCR220048  Microseris lindleyi R. G. Swinney 2009-4-24 10451 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  CAS-BOT-BC322756  Microseris sylvatica L. R. Abrams 1927-4-30 11707 Los Angeles Head of Antelope Valley Comment
  UCSB5050  Microsteris gracilis Albright, S. 1957-3-16 Los Angeles Tapia Park Comment
  SEINET12155343  Mimosa N. F. Wright 1908-1 2343 Los Angeles Los Angeles, Elysian Park Comment
  RSA447918  Mimulus aurantiacus R. S. Felger 1968-6-13 s.n. Los Angeles Elsmere Canyon, Angeles Natl. Forest, ca. 2 mi SE of Newhall. 518 Comment
  SDSU10744  Mimulus aurantiacus R. M. Beauchamp 1967-6-3 563 Los Angeles On rocky outcropping on north side of canyon south of Thirst. San Clemente Island. Comment
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May 16 2008
  JEPS87293  Mimulus aurantiacus var. pubescens David M. Thompson 1992-5-22 1075 Los Angeles n Flintridge (4.4 mi n of 210 Freeway along Hwy 2) 790 Comment
  POM81  Mimulus aurantiacus var. pubescens Otis Hiatt 1916-6-3 s.n. Los Angeles Topanga Canyon. Santa Monica Mountains. Comment
  UC535367  Mimulus aurantiacus var. pubescens Ira W. Clokey, B. Templeton Apr. 1929 4441 Los Angeles Mandeville Canyon Santa Monica Mountains 350 Comment
  UCR174916  Mimulus aurantiacus var. pubescens Holly Summers 2006-6-4 41 Los Angeles San Gabriel Mountains, 2 miles north of Foothill Blvd. on Angeles Crest Highway (Hwy 2), near Brown Canyon 701 Comment
  RSA5294  Mimulus aurantiacus var. puniceus Carl B. Wolf 1932-10-4 s.n. Los Angeles Santa Catalina Island. Below turn in road at mouth of Hamilton Canyon 23 Comment
  RSA190940  Mimulus aurantiacus var. puniceus Robert F. Thorne 1967-5-20 36903 Los Angeles Santa Catalina Island. 1/3 way from Airport Rd. to mouth of Descano Canyon. 213 Comment
  SFV15553  Mimulus brevipes R. K. Stachelek 1992-5-2 30 Los Angeles Santa Monica Mountains Tapia Park, off Malibu Canyon Road. 150 Comment
  RSA0011227  Mimulus brevipes Cook 1905-5-19 s.n. Los Angeles Coble [Cobal] Canyon, Claremont. 457 Comment
  RSA187645  Mimulus cardinalis Robert F. Thorne 1966-9-14 36638 Los Angeles Santa Catalina Island: lower Middle Ranch Canyon, ca. 3/4 mile above Ben Weston Beach 53 Comment
  UC886128  Mimulus cardinalis Ezra C. Knopf 136 Los Angeles Santa Catalina Island Comment
  UCR273254  Mimulus cardinalis R. G. Swinney 2011-10-25 15882 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  UCR178624  Mimulus floribundus R. G. Swinney 1989-6-25 s.n. Los Angeles Eastern San Gabriel Mtns, in and near Glendora Wilderness Park; in Little Dalton Debris Basin 366 Comment
  RSA724664  Mimulus floribundus K. Dobry 1992-10-25 d- 1092 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  UCSC000868  Mimulus fremontii Peter Kamb 1948-5-6 954 Los Angeles Desert foothills of the San Gabriel Mts above Little Rock San Gabriel Mts, Little Rock 975 Comment
  RSA647899  Mimulus guttatus LeRoy Gross, Wayne Law 2000-8-8 247 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 325 Comment
  RSA748988  Mimulus guttatus R. G. Swinney 2008-5-13 8861 Los Angeles Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  CATA304  Mimulus guttatus Mark L. Hoefs 1973-6-5 324 Los Angeles Santa Catalina Island: Upper Middle Ranch Canyon, below Edison station, in stream 274 Comment
  UC1595395  Minuartia douglasii Tim Ross and Peter Fritsch 1990-6-20 3677 Los Angeles Rincon-Red Box Rd (2N24) ridgetop between W Fk San Gabriel River and Roberts Canyon; San Gabriel Mountains 1328 Comment
  RSA0027969  Mirabilis laevis var. crassifolia Brent Mishler 1977-10-11 s.n. Los Angeles San Gabriel River wash, Irwindale. Comment
  UC1136579  Mirabilis laevis var. crassifolia P. L. Johannsen 1934-2-19 295 Los Angeles Boquet Canyon 457 Comment
  UC1282135  Monardella Victor Duran 1933-7-11 3514 Los Angeles Sulphur Springs San Gabriel Mountains 1524 Comment
  CAS-BOT-BC219994  Monardella breweri subsp. lanceolata H. E. Hasse 1893-5-25 s.n. Los Angeles Acton Comment
  RSA226993  Monardella cinerea Robert F. Thorne 1971-8-25 41240 Los Angeles summit of Mt. Baden Powell toward S ridge on crest at top. 2835 Comment
  RSA233785  Monardella cinerea Robert F. Thorne, DeBuhr 1972-8-18 42258 Los Angeles San Gabriel Mts., Angeles National Forest: ridge running E from peak of Mt. Islip. 2409 Comment
  CAS-BOT-BC220129  Monardella exilis Ira L. Wiggins 1966-4-17 20603 Los Angeles To east of Alpine Butte Wildflower Sanctuary, north of Pearblossom. Mohave [Mojave] Desert Comment
  UC1537597  Monardella exilis Gordon H. True Jr. 1935-4-18 245 Los Angeles Lovejoy Butte 853 Comment
  SBBG71965  Monardella lanceolata M. N. Ackley -May-1922 458 Los Angeles Honolulu Acres 365 Comment
  UCR141076  Monoptilon bellidiforme June Latting 1973-4-29 s.n. Los Angeles Mojave Desert, near Three Sisters hills along Black Butte Road, Antelope Valley, NE of Llano 976 Comment
  RSA252940  Monoptilon bellidiforme R. F. Thorne, Gary D. Wallace 1973-4-24 43433 Los Angeles Ft. Tejon Road near junction with Longview Road, c. 3 mi S of Pearblossom Road 1067 Comment
  RSA0010786  Morus alba R. G. Swinney 1992-4-16 1721 Los Angeles San Gabriel Mountains: Big Dalton Canyon, 0.7 miles east of Glendora Mountain Road at Big Dalton Canyon Road. Comment
  POM50440  Mucronea californica var. suksdorfii L. R. Abrams 1899-07 213 Los Angeles Ballona Harbor Comment
  RSA0112072  Muhlenbergia microsperma Steven A. Junak 2000-5-18 SCa- 1296 Los Angeles Santa Catalina Island. W side of 4th of July Cove. 36 Comment
  CAS-BOT-BC274974  Muhlenbergia rigens Timothy S. Ross; Steve Boyd 1994-9-21 8331 Los Angeles Liebre Mountains. Cow Spring Pond: sag pond on the San Andreas Fault Zone at the N foot of Liebre Mountain and on the S side of W Oakdale Canyon Road, ca 100 m W of the Cow Spring Canyon drainage, NW edge of pond 1155 Comment
  SBBG20525  Myriopteris newberryi E. R. Blakley 1963-12-8 6382 Los Angeles head of cyn above Mosquito Cove and between Triangulation Pts Malo and Chenity 365 Comment
  SBBG20559  Myriopteris newberryi E. R. Blakley 1963-12-7 6349 Los Angeles cyn between Pyramid Head and Cove, S of Triangulation Pt Guds 30 Comment
  SEINET3890081  Najas marina Louis C. Wheeler 1947-9-14 6628 Los Angeles North of El Monte. Peck Road, near Arrow Hwy.; 0 Comment
  UCSB27913  Nama demissa Kunze, G. 1971-4-17 Los Angeles California 14; 1.7 miles south of Lancaster, Antelope Valley 914 Comment
  RSA578714  Nama demissa Tim S. Ross, J. Mark Porter 1994-5-1 7609 Los Angeles Southwestern Mojave Desert: open desert, ca 1740 m S of Black Butte and 1000m W of Three Sisters Buttes. 945 Comment
  CDA21159  Narcissus tazetta M. O'Brien 2004-1-28 MOB 27 -03 Los Angeles South Coast; El Matador State Beach at Robert H. Mayer Memorial SP. 0 Comment
  RSA3567  Nassella lepida C. B. Wolf 1932-5-12 3580 Los Angeles Hillside east of the Isthmus, Santa Catalina Island. 30 Comment
  RSA484111  Nassella lepida Gertrude Dunn 1931-4-28 s.n. Los Angeles Palos Verdes Comment
  UC821970  Nassella lepida Agnes Chase Apr 12 1910-Apr 15 1910 5559 Los Angeles near mouth of Rubio Canyon (base of mt); Echo Mt. Comment
  RSA484134  Nassella pulchra Anstruther Davidson 1917-04 3181 Los Angeles 6th and Alvarado Street Comment
  SBBG98642  Nassella pulchra T. Ross 1991-5-20 5360 Los Angeles uppermost reaches of the Wilson Cove Cyn drainage; 3300 ft NW of the 750ft Benchmark 141 Comment
  CDA38757  Nassella tenuissima M. O Brien 2012-10-7 s.n. Los Angeles La Piedra State Beach. 0 Comment
  UC729801  Navarretia hamata subsp. leptantha Carl B. Wolf 1932-5-11 Los Angeles w side Isthmus Harbor; Santa Catalina Island 15 Comment
  RSA713254  Nemacladus longiflorus var. breviflorus LeRoy Gross 2005-5-3 2201 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  UCR256545  Nemacladus pinnatifidus Anuja Parikh, Nathan Gale 2011-6-15 3471 Los Angeles Transverse Range: San Gabriel Mountains, north ofAliso Canyon, just east of Angeles Forest Hwy, 0.4 km north of Aliso Canyon Road 1260 Comment
  RSA497249  Nemacladus ramosissimus L. C. Wheeler 1967-5-24 9730 Los Angeles Indian Canyon, hot dry sunny SW slope with low shrubs, burned a few years ago 792 Comment
  RSA679052  Nemacladus ramosissimus Valerie L. Soza, S. D. Boyd 2002-4-10 1412 Los Angeles West side of Haskell Canyon, Del Sur Ridge. Stables Fire 2001 area. 655 Comment
  POM17754  Nemacladus sigmoideus F. W. Peirson 1921-5-19 s.n. Los Angeles Little Rock Creek: north base of San Gabriel Mountains. 1037 Comment
  SEINET10939155  Nemacladus sigmoideus Thorne 1973-5-11 THORNE 43541 Los Angeles 1036 Comment
  RSA609074  Nemophila menziesii var. menziesii Louis C. Wheeler 1932-3-28 776 Los Angeles Cascade Canyon off San Antonio Canyon. 1113 Comment
  LA33790  Nemophila pedunculata Peter H. Raven; Henry J. Thompson 1959-5-5 14142 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1 mi W of Las Virgenes Rd (N1) 335 Comment
  UCR273568  Nemophila spatulata R. G. Swinney 2011-6-15 15183 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  UCR84572  Nicolletia occidentalis T. S. Ross, J. M. Park 1994-5-1 7613 b Los Angeles SW Mojave Desert, c. 3950 m NNE of Moody Springs and 2620 m west of the Los Ang./ San Bernardino County Line 875 Comment
  HSC35981  Nicotiana attenuata Thomas W. Nelson, Jane Nelson, James Nelson 1975-8-19 2179 Los Angeles Beside Hwy. 5 just W of junction with Hwy. 138 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
  RSA730311  Nicotiana attenuata R. G. Swinney 1998-9-4 6912 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  CAS-BOT-BC231561  Nicotiana glauca Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8099 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
  RSA0022977  Nicotiana glauca Duncan S. Bell, Caitlin Elam 2013-6-24 5229 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA762648  Nicotiana glauca R. G. Swinney 2008-11-30 9891 Los Angeles Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy. 165 Comment
  UCR197092  Nicotiana glauca LeRoy Gross 2007-4-27 2654 Los Angeles Transverse Range; Verdugo Mountains, southern front of the range, west branch of Sherer Canyons, near some old foundations, south of powerlines 288 Comment
  LA51855  Nicotiana glauca A. M. Johnson; 1928-2-16 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  SEINET10696844  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3978 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  UCSB63554  Nitrophila occidentalis Sanders, A.; Lott, E. 1993-5-6 Los Angeles Western Mojave Desert; SW edge of Rosamond Dry Lake, near E end of Ave C, just W of Piute Ponds and E of Sierra Hwy., at edge of Edwards AFB; (T8N R12W S14); [UTM 10km cell: LJ-9E, 4N, Sterks Ranch] 701 Comment
  RSA550283  Oenothera californica Walter Wisura, G. Perez 1992-5-19 4779 Los Angeles W-Mojave: Fort Tejon Rd. 2.9 mi SE of Largo Vista. Comment
  POM188344  Oenothera deltoides subsp. deltoides P. A. Munz 1933-5-13 12949 Los Angeles 10 miles south of Muroc. Comment
  POM355612  Oenothera deltoides subsp. deltoides Anstruther Davidson 1895-5-8 s.n. Los Angeles Lancaster. Comment
  UC1234722  Oenothera elata subsp. hirsutissima David P. Gregory 1961-8-2 478 Los Angeles over the ridge from Wrightwood (along stream); San Gabriel Mts., Prairie Fork Comment
  SEINET3150352  Oenothera hookeri G. B. Grant 1904-6-17 874 /6299 Los Angeles Arroyo Seco Canyon. Pasadena. Comment
  UCR223582  Opuntia basilaris var. brachyclada R. G. Swinney 2009-6-17 11223 Los Angeles Transverse Range; San Gabriel Mtns., Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  POM284096A  Opuntia littoralis Lyman Benson 1955-9-3 15590 Los Angeles Wash at Gladstone Ave Bridge west of San Dimas. 244 Comment
  POM214687  Opuntia oricola F. R. Fosberg 1932-7-15 8614 Los Angeles San Pedro Hills. Comment
  SEINET4890752 Image available Opuntia parryi Joesph Marlowe Keefe 2001-1-19 30981 Los Angeles Verdugo Mountains, Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles 385 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
  RSA0076161  Orobanche bulbosa Philip A. Munz, R. D. Harwood 1920-5-2 3817 Los Angeles San Dimas Canyon. 457 Comment
  RSA0066505  Orobanche californica subsp. feudgei Robert F. Thorne, C. W. Tilforth 1971-6-30 40755 Los Angeles San Gabriel Mts., Angeles National Forest: ca. 0.3 mi. below Alder Saddle along a dry branch of the S Fork of Little Rock Creek. 1615 Comment
  CATA1772  Orobanche parishii subsp. brachyloba Benjamin E. Carter, Amy Catalano, John R. Clark 2012-8-2 6912 Los Angeles Santa Catalina Island: Wild Boar Gully 100 Comment
  POM353418  Oxalis albicans subsp. californica Blanche Trask 1902-04 s.n. Los Angeles Avalon. Santa Catalina Island. Comment
  LA50656  Oxalis californica Martha Hilend; K. Kinsel 1929-3-9 sn Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, W of Hollywood Lake. Comment
  POM175433  Oxytheca parishii var. parishii Joseph A. Ewan 1930-6-25 2681 Los Angeles South slope Mt. Islip; San Gabriel Mountains 2454 Comment
  RSA279604  Oxytheca parishii var. parishii James L. Reveal, Barbara J. Ertter 1976-6-29 4561 Los Angeles San Gabriel Mountains, along the Pacific Mountain Road, 1.3 mile west of Alder Saddle, 1.7 mile east of the turnoff to Pacifico Mountain 1814 Comment
  SEINET13297621 Image available Oxytheca parishii var. parishii R. G. Swinney 2011-1 15702 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom (Crystal Lake 7.5' Q.) (T3N R9W S11) 2353 Comment
  RSA608362  Oxytheca trilobata Louis C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground. 1433 Comment
  RSA473023  Packera ionophylla F. R. Fosberg 1931-8-12 S 5670 Los Angeles Summit Mt. Islip, San Gabriel Mountains. 2500 Comment
  POM346598  Paeonia californica Barry Burnell 1971-3-18 240 Los Angeles San Dimas Canyon, 6.2 miles from the intersection of Foothill and San Dimas Canyon Rd. 480 Comment
  SD215593  Paeonia californica Steve Boyd, Lauren Raz 1997-3-25 9273 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, flats and slopes just northeast of ranch compound. 975 Comment
  UC72895  Paeonia californica Geo. B. Grant Apr 1902 908 Los Angeles Pasadena Comment
  RSA434242  Paeonia californica Louis C. Wheeler 1932-3-12 477 Los Angeles Mandeville Canyon, Santa Monica Mts. 122 Comment
  POM259431  Panicum capillare L. C. Wheeler 1933-12-24 2337 Los Angeles San Dimas Canyon Dam, San Gabriel Mountains 427 Comment
  SD90563  Parapholis incurva Robert F. Thorne 1973-4-12 42887 Los Angeles San Clemente Island; plateau near Cutlass above old dam, flat grassland 198 Comment
  CATA3166  Parietaria hespera Amy Catalano 2016-3-22 054 Los Angeles Santa Catalina Island: North of end of first Old Hunting Road along Empire Landing Road between Airport Road and Sheep Chute Road, in shallow bowl 317 Comment
  UCD170912  Parietaria hespera R. G. Swinney 2009-3-28 10214 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon. 378 Comment
  LA51802  Parietaria hespera var. hespera Carl Epling; March 1925 6449 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  SEINET239059 Image available Paspalum dilatatum Scott D. White 1997-5-8 5069 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom adjacent slopes below Morris Dam. (USGS 7.5' Azusa quad) 275 Comment
  SBBG57144  Paspalum distichum M. N. Ackley -Sep-1928 59 Los Angeles Avenue 45, Yellow Car line, Los Angeles 60 Comment
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May 7 2015
  SEINET10682157  Passiflora citrina S. Krosnick 2008-7-27 Krosnick 430 Los Angeles In cultivation at RSABG greenhouses. Material obtained from Tim Skimina. Original locality information equivalent to T.S. GPS #101 in Honduras Comment
  RSA0010523  Pectocarya linearis subsp. ferocula LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6800 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA757215  Pectocarya linearis subsp. ferocula Orlando Mistretta, Christine Mistretta 2008-4-7 2366 Los Angeles along SCE transmission line corridor, ca. 1 mi. NW of intersection of transmission line with State Hwy. 14 (1.25 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 46 per TRTP survey-2008) 1031 Comment
  RSA710839  Pectocarya linearis subsp. ferocula LeRoy Gross 2005-5-3 2202 -a Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA709632  Pectocarya penicillata LeRoy Gross 2005-4-28 2117 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
  RSA184063  Pectocarya recurvata I. L. Wiggins 1966-4-24 20620 Los Angeles E side of 145St E between Palmdale Blvd and Ave , N of Pearblossom, Mojave Desert. Comment
  RSA518005  Pectocarya setosa Steve Boyd 1986-3-31 1534 Los Angeles Mojave Desert: Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA401945A  Pedicularis densiflora T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  RSA425310  Pedicularis semibarbata Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1677 Comment
  RSA787636  Pedicularis semibarbata Jane Tirrell, Graham Bothwell, Walter Fidler, Thomas Stoughton 2012-5-15 LS 0049 Los Angeles Near junction of Pacific Crest Trail and South Mt. Hawkins Trail; approx. 0.5 miles west of Mt. Hawkins 2558 Comment
  CHSC118868  Pelargonium grossularioides Daniel Gluesenkamp 2006-11-23 Los Angeles Fallbrook. 1524 Dickey St in abandoned citrus orchard. 233 Comment
  RSA686735  Pellaea andromedifolia Albert J. Perkins 1912-10-20 s.n. Los Angeles Santa Anita Canyon, Sierra Madre. Comment
  SEINET4536345 Image available Pellaea andromedifolia M. B. Dunkle 1929-1-26 2043 Los Angeles Little Gibralter 15 Comment
  SEINET9628400 Image available Pellaea andromedifolia L. Shields 1936-3-23 s.n. Los Angeles Puddingstone. Comment
  POM18113  Pellaea mucronata subsp. californica P. A. Munz 1923-5-26 6838 Los Angeles Vincent Gulch, San Gabriel Mts. High ridge 2134 Comment
  UCSB31752  Pellaea mucronata subsp. californica Miller, Brian 1960-7-7 Los Angeles Dawson Saddle Area, San Gabriel Mountains 2377 Comment
  RSA600775  Pellaea mucronata var. mucronata L. C. Wheeler 1962-6-30 8151 a Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 976 Comment
  SD186005  Pennisetum setaceum A. C. Sanders 2003-3-14 25757 Los Angeles San Gabriel Valley; gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd. 157 Comment
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Apr 28 2009
  NY583782  Penstemon centranthifolius L. Abrams 1908-6-19 318 Los Angeles Oakgrove Canyon, Liebre Mountains 1066.8 Comment
  SEINET13387026 Image available Penstemon centranthifolius R. G. Swinney 2011-1 15169 Los Angeles San Gabriel Mountains: Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy (Chilao Flat 7.5' Q.) (T3N R11W S22) 1585 Comment
  UCSB9668  Penstemon centranthifolius Krogen, Roger 1957-1 Los Angeles 2 mi. NW of HWY 99 in Halsey Canyon; 2 mi. S of Castiac Comment
  UC249281  Penstemon grinnellii A. D. E. Elmer June 1902 3615 Los Angeles Acton Comment
  RSA408049  Penstemon grinnellii subsp. grinnellii F. R. Fosberg 1931-8-12 S- 5669 Los Angeles Summit Mt. Islip, San Gabriel Mountains. 2500 Comment
  RSA747374  Penstemon grinnellii subsp. grinnellii R. G. Swinney 2008-6-10 9016 Los Angeles Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1933 Comment
  RSA578307  Penstemon grinnellii var. scrophularioides Tim S. Ross, Steve D. Boyd 1994-5-10 7751 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon. 873 Comment
  UC457262  Penstemon heterophyllus Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon Santa Monica Mountains, Los Alisos Canyon (Southern California) Comment
  RSA755905  Penstemon rostriflorus R. G. Swinney 2008-7-24 9296 Los Angeles Waterman Mountain 2412 Comment
  RSA583943  Penstemon spectabilis var. spectabilis R. G. Swinney 1993-6-29 2368 Los Angeles San Gabriel Mountains: 1.0 miles south of Lone Pine Canyon Road. 1634 Comment
  RSA0008516  Pentachaeta lyonii F. W. Peirson 1908-4-18 1221 Los Angeles Point Fermin. Comment
  RSA733758  Pentagramma triangularis subsp. triangularis R. G. Swinney 2000-5-21 7779 Los Angeles San Gabriel Mtns.: NE of Azusa, Rincon Canyon, 0.6 air mi. SW of Hwy 39 at Rincon Station, ca. 1000m 610 Comment
  UC62737  Pentagramma triangularis subsp. triangularis Geo. B. Grant 1901-1 530 Los Angeles Old Wilson Trail Comment
  CAS-BOT-BC73754  Peritoma arborea var. arborea W. R. Dudley 1895-1-4 s.n. Los Angeles San Pedro, bank above railway. Comment
  CAS-BOT-BC73763  Peritoma arborea var. arborea Carl B. Wolf 1932-5-9 3454 Los Angeles Santa Catalina Island - Pebbly Beach, hillside canyon 30 Comment
  JEPS12187  Petunia parviflora John Thomas Howell 1927-6-30 2628 Los Angeles 1 mi e Long Beach 15 Comment
  UC2027702  Phacelia Anuja Parikh with Nathan Gale 2010-6-10 3280 Los Angeles WTR, E Liebre Mountains, Sierra Pelona, NW of Vincent and Soledad Pass, 2.3 km NW of State Highway 14. Comment
  RSA787532  Phacelia austromontana Jane Tirrell 2012-6-4 LS 0057 Los Angeles Crest of ridge at south end of Claude's Ridge, approximately 0.5 miles west of Mt Hawkins 2620 Comment
  UC126018  Phacelia brachyloba Pupils of High School Los Angeles Los Angeles Comment
  CHSC35485  Phacelia cicutaria var. hispida James Henrickson; E. Parker 1973-6-8 10648 Los Angeles Santa Monica Mts., 1/2 mile N of Topanga, on ridge above Topanga school. 259 Comment
  RSA0037418  Phacelia cicutaria var. hispida R. G. Swinney 2010-5-29 13418 Los Angeles San Gabriel Mountains: junction of 'W. Fork' May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  RSA427625  Phacelia cicutaria var. hispida F. R. Fosberg 1931-3-23 4336 Los Angeles Hamilton Canyon, near Avalon, Santa Catalina Island. 25 Comment
  RSA427646  Phacelia cicutaria var. hispida C. Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  RSA427659  Phacelia cicutaria var. hispida F. R. Fosberg 1930-7-3 3033 Los Angeles Lexington Wash, San Gabriel River. El Monte. 80 Comment
  RSA730281  Phacelia cicutaria var. hispida R. G. Swinney 1998-8-1 6622 Los Angeles San Gabriel Mtns.: Vincent Gulch, 2.5 mi. ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River. 1427 Comment
  UC131468  Phacelia cicutaria var. hispida C. F. Baker 1904-5-6 4749 Los Angeles hills near Pomona Comment
  UCR141357  Phacelia cryptantha Orlando Mistretta 1992-5-18 352 Los Angeles Transverse Ranges; San Gabriel Mtns., Hunt Canyon shooting area, Angeles National Forest. Mount Emma Rd., 2 mi west of Little Rock Dam Comment
  UCR210141  Phacelia curvipes R. G. Swinney 2008-8-13 9381 Los Angeles San Gabriel Mtns., east fork of Icy Springs drainage, tributary of Big Rock Creek, 0.3 mi. SE of Big Rock Creek Rd. 1805 Comment
  RSA590662  Phacelia curvipes Tim S. Ross 1990-5-31 2744 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  POM18116  Phacelia davidsonii P. A. Munz 1923-5-26 6841 Los Angeles Head of Vincent Gulch, San Gabriel Mts. 1982 Comment
  IRVC26444  Phacelia distans A. C. Sanders, Mark Elvin 2003-3-5 25732 Los Angeles Newhall Ranch, "Exon Mesa," due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  RSA426232  Phacelia distans Roy R. Snelling 1977-4-18 8 Los Angeles 2 miles south of Pearblossom. 1067 Comment
  RSA517856  Phacelia distans Steve Boyd 1986-3-30 1508 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  UC131688  Phacelia distans C. F. Baker 1904-4-20 4724 Los Angeles Claremont Comment
  UCR95547  Phacelia distans L. C. Wheeler 1967-5-12 9423 Los Angeles San Gabriel Mtns., Hunt Canyon, 3 mi. east of Vincent 1067 Comment
  RSA533936  Phacelia floribunda Tim S. Ross, Mistretta, Hammitt 1991-5-18 5225 Los Angeles San Clemente Island, southeast end of island; easternmost branch of Snake cactus canyon (drainage beginning 2350 ft due W of Guds) 130 Comment
  UC1426004  Phacelia floribunda Robert F. Thorne 1973-4-11 42853 Los Angeles Norton Canyon San Clemente Island (middle portion) 274 Comment
  RSA630312  Phacelia fremontii Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  RSA317212  Phacelia fremontii Michael C. Long 1974-4-21 s.n. Los Angeles Devil s Punchbowl Co. Park, SW of Headquarters. 1463 Comment
  LA33995  Phacelia grandiflora Henry J. Thompson; 1959-5-24 2013 Los Angeles Santa Monica Mountains, Tuna Canyon, 2.3 mi N of Pacific Coast Hwy, 2.1 mi S of summit and junction with Saddle Peak Rd, Tuna Canyon Rd 396 Comment
  SD252350  Phacelia grandiflora Steven A. Junak 2000-5-18 Sca 1290 Los Angeles Santa Catalina Island: Above Goat Harbor, in area burned last year (July 1999); on coastal N-facing slope. 356 Comment
  UC672396  Phacelia grandiflora Frank W. Peirson 1925-4-23 5809 Los Angeles small side canyon San Gabriel Canyon 304 Comment
  RSA582242  Phacelia grandiflora Louis C. Wheeler 1936-6-8 4141 Los Angeles San Gabriel Mountains: Mouth of Bell Canyon. 610 Comment
  RSA772370  Phacelia imbricata R. G. Swinney 2009-5-20 10834 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  RSA135190  Phacelia imbricata Peter H. Raven 1960-5-15 15359 Los Angeles Piuma Road 2.3 miles east of Rambla Pacifica, Santa Monica Mountains. 488 Comment
  RSA428011  Phacelia imbricata Anstruther Davidson 1889-06 s.n. Los Angeles Los Angeles. Comment
  RSA134025  Phacelia imbricata subsp. imbricata L. R. Heckard 1953-6-14 499 Los Angeles 2.5 miles down road to Little Rock From junction of Pacifico Mt. Road. 1585 Comment
  UCR213952  Phacelia imbricata subsp. imbricata Dave Silverman, Cindy Hopkins 2007-4-27 6780 Los Angeles Tejon Ranch, W of California Aqueduct, N of Oso Canyon, 0.8 miles SSE of National Cement and 600m NE of Oso 3804 benchmark 1052 Comment
  UC1400399  Phacelia longipes Robert F. Thorne and Carlos Munoz 1969-6-17 38029 Los Angeles San Antonio Canyon San Gabriel Mts., Angeles National Forest (lower end, e-facing slope along road) 762 Comment
  SEINET3158193  Phacelia magellanica G. B. Grant 1906-6-16 968 /6698 Los Angeles Summit Mt. Wilson 1829 Comment
  RSA428064  Phacelia minor Howard Mullins 1931-4-15 s.n. Los Angeles Griffith Park Comment
  SFV15556  Phacelia minor R. K. Stachelek 1992-4-14 22 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park. Dry streambed on left side of main dirt road. 490 Comment
  UCR194750  Phacelia minor Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 693 Los Angeles Transverse Ranges: Verdugo Mountains, Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 579 Comment
  RSA650536  Phacelia minor Toppenberg 1961-5-11 s.n. Los Angeles Little Dalton Canyon, Azusa Comment
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Aug 1 2009
  SEINET9297010  Phacelia mutabilis Unknown 2008-7-15 9227 Los Angeles Winston Peak Comment
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Nov 4 2018
  SD38336  Phacelia parryi Edith A. Purer 1935-5-11 6565 Los Angeles Santa Monica Mountains: Malibou Road. Comment
  RSA305022  Phacelia parryi John O Leary 1979-4-23 s.n. Los Angeles 0.5 mile E of Charmlee Park and 0.25 mile N or Encinal Canyon Road 579 Comment
  UC1174696  Phacelia parryi George Gillett 1954-3-13 371 Los Angeles bank above Hwy 101 2.7 mi s Ventura-Los Angeles County line Comment
  CAS-BOT-BC226232  Phacelia ramosissima Jeremiah George 2011-6-20 s.n. Los Angeles South Coast: Palos Verdes Estates, just east of junction of Palos Verdes Dr. North and Pso [Paseo] del Campo 92 Comment
  CAS-BOT-BC154387  Phacelia ramosissima var. austrolitoralis Joseph Andorfer Ewan 1932-6-24 7550 Los Angeles permanent dunes. El Segundo Comment
  SEINET4044601  Phacelia viscida D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 182 Comment
  POM1063  Phalaris lemmonii I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] Comment
  LA202389  Phalaris paradoxa Arthur C. Gibson; 2005-6-17 5071 Los Angeles Comment
  RSA435570  Pholisma arenarium Unspecified 1899-06 s.n. Los Angeles Beach near Santa Monica Mts Comment
  RSA668152  Pholisma arenarium Ian Swift 2001-6-10 205 Los Angeles W. Antelope Valley, Desert Pines Wildlife Sanctuary, Ave. G and 200th St. West; north flank of Portal Ridge, lower Kings Canyon Wash. 939 Comment
  RSA77809  Pholisma arenarium F. W. Peirson 1904-8-22 1177 Los Angeles Playa del Rey, coast of Los Angeles Co. Comment
  UC124543  Pholisma arenarium J. J. Rivers Dec. 1896 Los Angeles Santa Monica Comment
  RSA459247  Pholistoma auritum Robert M. Perkins 1936-3-16 s.n. Los Angeles Santa Monica Mts. Comment
  CAS-BOT-BC222556  Pholistoma auritum var. auritum John I. Carlson 1918-4-24 s.n. Los Angeles Griffith Park Comment
  SBBG78973  Pholistoma racemosum W. A. Wright 1931-3-6 Los Angeles Santa Catalina Island Comment
  SD51877  Pholistoma racemosum Peter H. Raven 1962-4-9 17148 Los Angeles San Clemente Island. Wilson Cove, on grassy slopes near barracks. 60 Comment
  UCR240027  Phoradendron bolleanum R. G. Swinney 2009-11-13 11614 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  UCR102259  Phoradendron densum David Charlton 1989-4-7 2983 Los Angeles San Gabriel Mtns. (NW), Soledad Pass, Kentucky Springs development, 1 mile south of Hwy 14 on Angeles Forest Hwy (N-3), c. 5 mi. (airline) south of Palmdale 1037 Comment
  LA200865  Phoradendron macrophyllum Carl Epling; L. Ellison 1930-3-1 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  POM222371  Phoradendron macrophyllum Louis C. Wheeler 1936-6-30 4200 Los Angeles San Gabriel Mountains: San Dimas Canyon, near dam. 427 Comment
  RSA420800  Phoradendron macrophyllum Louis C. Wheeler 1931-12-15 395 Los Angeles Thompson Creek Dam. 495 Comment
  CAS-BOT-BC141311  Phoradendron serotinum subsp. tomentosum Fordyce Grinnell 1915-12-23 s.n. Los Angeles Mt. Wilson Ridge. San Gabriel Mountains Comment
  UCR206161  Phoradendron villosum R. G. Swinney 2008-6-4 8932 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, west tributary of W Fork Punchbowl Canyon, 0.4 mi. NE of park headquarters 1329 Comment
  RSA17555  Pinus coulteri C. B. Wolf 1936-5-27 7847 Los Angeles Aliso Canyon to Buckhorn Flats Road, just below Tie camp 1311 Comment
  UCSC001192  Pinus jeffreyi Peter Kamb 1947-9-28 736 Los Angeles above Pine Flats Pine Flats - San Gabriel Mts. 1981 Comment
  POM277168  Pinus lambertiana Lyman Benson 1945-1-20 11596 Los Angeles Crystal Lake Recreation Area, North Fork of San Gabriel River 1768 Comment
  RSA605906  Pinus monophylla L. C. Wheeler 1968-11-10 s.n. Los Angeles San Gabriel Mountains: East fork Alder Creek. 1509 Comment
  UC1134053  Pinus monophylla H. A. Jensen 1933-6-1 321 Los Angeles Rock Creek Angeles National Forest, Rock Creek Quad., Rock Creek 1371 Comment
  UCR223339  Pinus monophylla R. G. Swinney 2009-5-20 10854 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  RSA169004  Pinus ponderosa Mark Parratt 1964-4-8 632 Los Angeles Barley Flats area; 5 miles NE of Red Box Gap and off of Angeles Crest Highway 1677 Comment
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Mar 3 2014
  CATA3272  Pinus radiata Ben Dion, Julia Parish 2017-1-30 004 Los Angeles Santa Catalina Island: West side of the upper campsite at Black Jack Campground 497 Comment
  RSA226083  Piptatherum miliaceum R. F. Thorne 1971-6-17 39953 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA550711  Piptatherum miliaceum Timothy S. Ross, Annette H. Ross 1991-7-29 5708 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  CATA1362  Pittosporum undulatum Mark L. Hoefs, Robert F. Thorne 1995-7-26 2475 Los Angeles Santa Catalina Island: Middle Canyon, along road, above Eagle's Nest Lodge 146 Comment
  RSA592814  Plagiobothrys arizonicus Steve Boyd 1996-4-25 8668 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain., From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures 915 Comment
  RSA614333  Plagiobothrys arizonicus L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: Kentucky Springs Canyon Substation. Soledad Canyon just west of Angeles Forest Highway. 975 Comment
  RSA530591  Plantago erecta F. R. Fosberg 1931-5-7 S- 4834 Los Angeles Cottonwood Canyon, left fork, Santa Catalina Island. 220 Comment
  RSA251516  Plantago erecta Robert F. Thorne 1973-4-11 42791 Los Angeles San Clemente Island, plateau in Middle Ranch area at head of Middle Ranch Canyon 427 Comment
  UCR132938  Plantago indica Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 Comment
  UCSB7469  Plantago lanceolata Crum, Charles 1958-7-14 Los Angeles UCLA Campus; Faculty Hill Comment
  UC28015  Plantago major J. Burtt Davy Oct 1896 2876 Los Angeles Pomona Comment
  RSA68968  Plantago major F. W. Peirson 462 Los Angeles Weed AT 1085 New York Drive, Altadena. Comment
  UCD169362  Platanus racemosa R. G. Swinney 2008-11-30 9890 Los Angeles San Gabriel Mtns., Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy. 165 Comment
  CAS-BOT-BC91663  Platystemon californicus Geo. B. Grant 1901-3-10 s.n. Los Angeles Garvanza. Comment
  SBBG70060  Platystemon californicus R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  SBBG69562  Plectritis ciliosa subsp. insignis R. Hoffmann 1925-4-19 Los Angeles Bouquet Cyn Comment
  JEPS36556  Pleiacanthus spinosus Joseph Andorfer Ewan 1936-7-29 9867 Los Angeles e edge Table Mt. (Swartout Valley); San Gabriel Mts., , Swartout Valley 2194 Comment
  UCR259094  Pluchea odorata R. G. Swinney 2010-10-15 14059 Los Angeles San Gabriel Mountains, from Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake 329 Comment
  RSA0047560  Poa annua A. C. Sanders 2006-5-16 32337 Los Angeles Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake 991 Comment
  CAS-BOT-BC254899  Poa bulbosa Timothy S. Ross; Steve Boyd 1992-4-25 3493 s Los Angeles San Gabriel Mountains: Camp Verdugo Pines Comment
  UCR271827  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
  UC2029991  Poa nevadensis G. D. Wallace 1979-4-19 1688 Los Angeles Transverse Ranges; Liebre Mountains region: Mojave Desert, w. of Fairmont along Lancaster Rd. Joshua Tree woodland. Comment
  UCR204210  Poa pratensis R. G. Swinney 2001-9-16 8160 Los Angeles San Gabriel Mountains, 100 m east of Little Jimmy Spring Canyon, south Fork, south of Hwy 2, 0.6 mi due east of Mt. Islip and c. 2 mi north of Crystal Lake 2207 Comment
  RSA595323  Poa pratensis subsp. pratensis D. L. Banks 1996-4-24 909 Los Angeles Claremont, localized escape in the lawn at the corner of Doane Ave. & Guilford Ave. Comment
  LA12576  Poa secunda Geo. B. Grant; 1905-4-4 3668 - Los Angeles near Pasadena Comment
  POM156174  Poa secunda Le Roy Abrams 1903-3-8 3105 Los Angeles Near Inglewood. Comment
  RSA0060762  Poa secunda LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6818 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA599281  Poa secunda Steve Boyd, Lauren Raz 1997-3-31 9417 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
  CAS-BOT-BC236186  Poa secunda subsp. secunda 1900-4-11 s.n. Los Angeles Mount Lowe Comment
  SBBG131575  Poa secunda subsp. secunda S. A. Junak 2000-4-15 SCa 1206 Los Angeles W side of rd to Lone Tree, ca. 0.1 mi from jct with Divide Rd 478 Comment
  UC1746153  Poaceae Annetta M. Carter, Arthur Carter 1935-9-12 978 Los Angeles Chilao (Chellea). San Gabriel Mtns. 1645 Comment
  UCR55545  Polycarpon tetraphyllum June McCaskill 1965-6-6 700 Los Angeles Pasadena, McCaskill Gardens, 25 South Michillinda Avenue 195 Comment
  RSA592205  Polycarpon tetraphyllum L. C. Wheeler 1967-4-27 9196 Los Angeles San Gabriel Mountains. Sunset Ridge. Comment
  SD248475  Polygala cornuta var. fishiae Kai T. Palenscar 2013-6-12 Los Angeles Transverse Ranges: San Gabriel Mountains region: 100 m east of Santa Anita Wash channel, S base of San Gabraiel Mountains, City of Arcadia (Mount Wilson 7.5'Q) 195 Comment
  SBBG31083  Polygonum arenastrum R. F. Thorne 1966-9-16 36713 Los Angeles margin of reservoir at Hay Press 411 Comment
  SBBG109959  Polygonum argyrocoleon L. C. Wheeler 1962-5-20 8086 Los Angeles Catalina Island Terminal, Avalon Blvd and Canal Street Comment
  RSA68337  Polygonum aviculare subsp. aviculare F. W. Peirson 1951-1 1796 Los Angeles 1077 New York Ave., Altadena Comment
  RSA12413  Polygonum aviculare subsp. aviculare Carl B. Wolf 1934-4-11 5626 Los Angeles Bryant Ranch, east of Long Beach, 250 ft. northeast of junction of Hathaway, Los Altos and 8th Streets. 15 Comment
  RSA611071  Polygonum aviculare subsp. depressum Louis C. Wheeler 1970-6-9 s.n. Los Angeles San Pedro: 17th Street at Gaffey Street. Comment
  RSA226079  Polygonum lapathifolium Robert F. Thorne, C. W. Tilforth 1971-6-17 39952 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  CAS-BOT-BC71898  Polypodium californicum Ira L. Wiggins 1949-2-22 11965 Los Angeles near northeast end of San Clemente Island 38 Comment
  RSA689911  Polypodium californicum M. B. Dunkle 2042 Los Angeles Little Gibralter, Santa Catalina Island. Comment
  UCR271612  Polypodium californicum R. G. Swinney 2011-11-3 15985 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, 'First Water', 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre 622 Comment
  POM909  Polypodium californicum George B. Grant, Walter Wheeler 1026 Los Angeles Santa Catalina Island. Pacific Ocean, off southern California. Comment
  RSA689877  Polypodium californicum Anonymous s.n. Los Angeles Santa Monica Mountains Comment
  UCSB62302  Polypodium californicum Kiefer, Lawrence 1967-2-13 Los Angeles San Gabriel Mtns., Spring Creek, tributary of upper Pacoima Canyon, ca. 3/4mi upstream 1097 Comment
  CATA806  Polypogon monspeliensis Mark L. Hoefs, Robert Given 1991-6-12 1378 Los Angeles Santa Catalina Island: Near junction of road between Middle Canyon and Bulrush and road to Camp Cactus 228 Comment
  SBBG106895  Polypogon monspeliensis M. L. Hoefs, R. F. Thorne 1996-4-6 2659 Los Angeles Hermit's Gulch Trail, where trail crosses stream 164 Comment
  CAS-BOT-BC237499  Polypogon viridis I. Johnston 1917-5-13 1021 Los Angeles Along railroad, El Monte 83 Comment
  UCR259589  Polypogon viridis R. G. Swinney 2010-9-7 13726 Los Angeles San Gabriel Mountains, NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks 1768 Comment
  RSA628629  Polystichum scopulinum L. C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, branch at Angeles Crest Highway. 2103 Comment
  UCR190008  Populus fremontii R. G. Swinney 1998-8-1 6610 Los Angeles San Gabriel Mtns., Mine Gulch at East Fork of San Gabriel River Canyon 1372 Comment
  LA211070  Populus fremontii subsp. fremontii Arthur C. Gibson; 2010-3-2 s.n. Los Angeles SIMI HILLS, western boundary of Chatsworth Reservoir, Chatsworth. Comment
  UCR193946  Populus nigra A. C. Sanders 2008-7-10 35745 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  RSA0081785  Potamogeton amplifolius R. G. Swinney 2010-9-7 13707 Los Angeles Crystal Lake, within 50 ft. of shore line around the entire perimeter. 1683 Comment
  LA82103  Potentilla glandulosa subsp. glandulosa O. H. Kappler; 1941-6-5 305 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR124472  Potentilla glandulosa subsp. nevadensis B. C. Templeton 1932-7-20 5014 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  SD219103  Potentilla glandulosa subsp. reflexa Orlando Mistretta, Christine Mistretta 2008-5-6 2666 Los Angeles San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 11, Impact Area 17 per TRTP Survey 2008), in the vicinity of Millard Canyon. 626 Comment
  RSA0094388  Prunus ilicifolia Richard G. Swinney 2011-5-31 14935 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA800027  Prunus ilicifolia Pam De Vries 2012-6-8 7811 Los Angeles South Coast subregion of Southwestern California. Near Kenneth Hahn State Regional Park, Baldwin Hills, about 0.3 miles northeast of the intersection of South La Brea Ave. and Stocker St., Along Stocker St. (south side), opposite Don Lorenzo Drive. 109 Comment
  UCR140969  Prunus virginiana var. demissa June Latting 1973-6-10 s.n. Los Angeles San Gabriel Mountains, northwest of the junction of Angeles Crest Highway (Hwy 2) and Pinon Ridge Rd. 1829 Comment
  RSA323745  Pseudognaphalium biolettii F. H. Elmore 407 Los Angeles San Clemente Island Comment
  CAS-BOT-BC356718  Pseudognaphalium californicum Huron H. Smith 1912-5-1 4882 Los Angeles Eagle Rock Valley 152 Comment
  UC485718  Pseudognaphalium californicum Minnie Reed 1896-4-2 Los Angeles Pomona Comment
  UC625150  Pseudognaphalium californicum F. R. Fosberg 1931-4-2 S 4449 Los Angeles Camp Frost Santa Catalina Island 300 Comment
  OBI51863  Pseudognaphalium californicum Vicki Arnold 1994-4-11 12 Los Angeles Pacific Coast hwy at Malibu Cyn rd on the SW corner Comment
  CAS-BOT-BC357289  Pseudognaphalium microcephalum F. Grinnell Jr. 1917-9-23 s.n. Los Angeles Negro Canon [Canyon], near Pasadena, San Gabriel Mts. Comment
  LA6324  Pseudotsuga macrocarpa Carl Epling; October 1925 sn Los Angeles San Bernardino Mountains, Camp Baldy 1066 Comment
  RSA229143  Pseudotsuga macrocarpa Robert F. Thorne, C. W. Tilforth 1971-6-29 40733 Los Angeles Lucas Canyon 915 Comment
  RSA384624  Pseudotsuga macrocarpa Geo L. Moxley, Grinnell 1916-6-16 499 Los Angeles Santa Susana Mountains. Comment
  UC1211114  Pseudotsuga macrocarpa Huron H. Smith 1912-4-30 4855 Los Angeles top Mt. Wilson 2034 Comment
  RSA308095  Pseudotsuga macrocarpa Henry J. Ramsey, Henry J. Ramsey 1940-10-13 2902 Los Angeles Angeles Crest Highway. Mt. Range San Gabriel. 1067 Comment
  SEINET5334802  Pseudotsuga macrocarpa G. B. Grant 1050 Los Angeles Mt. Lowe 1524 Comment
  SEINET652324  Psidium guineense L. R. Landrum 1987-5-24 5479 Los Angeles Los Angeles, Huntington Botanical Garden, subtropical section. Comment
  UCR155349  Psilocarphus brevissimus A. C. Sanders 2005-5-11 30134 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon, SW of Cruzan Mesa on bench on north side of canyon 573 Comment
  CAS-BOT-BC361699  Psilocarphus brevissimus var. brevissimus Louis C. Wheeler 1934-3-31 2493 Los Angeles La Verne 304 Comment
  CDA4237  Psoralea bituminosa Scott D. White 2003-10-22 9839 Los Angeles Transverse Ranges; San Gabriel Mountains region; Foothills above Sierra Madre. L.A. Dept of Public Works Sierra Madre Debris Basin. Northern terminus of Sumac St. Comment
  UCR209858  Pteridium aquilinum R. G. Swinney 2008-7-12 9179 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Volfe Canyon 0.4 mi. north of confluence with Big Dalton Canyon 622 Comment
  UCR259573  Pterostegia drymarioides R. G. Swinney 2010-4-1 12141 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  UCR259749  Pterostegia drymarioides R. G. Swinney 2010-4-28 12387 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
  POM2158  Pterostegia drymarioides W. R. Shaw 1900-4-8 77 Los Angeles Live Oak Ca - on Comment
  SEINET7047909  Purshia tridentata var. glandulosa Steven R. Hill, Kate Kramer 2001-4-22 33358 Los Angeles North foothills of San Gabriel Mountains, Elizabeth Lake Road, 9.7 miles by road south-southwest of junction with Johnson Road, vicinity of Bee Canyon. Elevation about 1800 feet. Comment
  UCR3685  Pycnanthemum californicum Frank C. Vasek 1963-8-16 630816- 04 Los Angeles San Gabriel Mtns, end of Coldwater Canyon, at spring 1220 Comment
  RSA0080547  Pyrola dentata Orlando Mistretta, Joe Mistretta 1992-9-22 827 Los Angeles San Gabriel Mountains: Cooper Canyon. 1902 Comment
  CAS-BOT-BC466004  Pyrola picta H. E. Hasse 1907-7-1 s.n. Los Angeles San Gabriel Mtns. Comment
  RSA659122  Quercus X grandidentata LeRoy Gross 2001-3-23 344 Los Angeles Los Angeles Basin: Verdugo Mountains region: North side: Whiting Woods Mountainway; dirt road at end of Whiting Woods Road, in the city of Verdugo City, road starts at Henderson Canyon and climbs to the main crest. 488 Comment
  RSA0003724  Quercus X grandidentata Joseph A. Ewan 1934-12-27 8487 Los Angeles 2 mi. above A.T.&S.F. tracks at mouth of Sawpit Canyon (i.e. Monrovia C.) 229 Comment
  RSA0089424  Quercus agrifolia var. agrifolia R. G. Swinney 2011-3-17 14111 Los Angeles Glendora, north of Mull Canyon debris basin 366 Comment
  UCR271072  Quercus agrifolia var. agrifolia R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14355 Los Angeles San Gabriel Mountains, Little Santa Anita Cyn., base of Mt. Wilson Trail, above Mira Monte Ave., to 0.15 miles NE above the trailhead 427 Comment
  POM2116  Quercus berberidifolia Minnie Reed 1896-4-2 3752 Los Angeles Pomona. Comment
  SEINET238519  Quercus berberidifolia A. C. Sanders, D. Malueg 1998-6-22 22035 Los Angeles San Gabriel Mtns.: La Canada SCE Gould Substation off Hwy 2 Gould Canyon. 595 Comment
  UCD14680  Quercus berberidifolia John M. Tucker 1948-9-26 1879 Los Angeles California, Los Angeles Co.; 11.4 mi. west of Palmdale, beside road to Elizabeth Lake; Comment
  UCR11633  Quercus berberidifolia R. Fowler 1934-4-13 4400 Los Angeles Western Transverse Range; Santa Monica Mtns., N side of Sepulveda Canyon 350 Comment
  RSA664090  Quercus chrysolepis Marianne Marshall 1981-5-29 33 Los Angeles Ca. Hwy 39, 14.5 mi. N of junction w/ Sierra Madre Ave. N of Azusa. Comment
  SEINET3127565  Quercus chrysolepis G. B. Grant 1904-6-14 1085 Los Angeles Mt. Wilson 1524 Comment
  UC1871095  Quercus chrysolepis T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3877 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon; elevation 4830-5160 feet. T8N R17W center S 1/4 SE 1/4 sect 34; and T7N R17W center N 1/2 NE 1/4 sect 3. 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
  JEPS37774  Quercus engelmannii Joseph R. Brown 1938-7-28 Los Angeles California Institute of Technology grounds Pasadena Comment
  SBBG58989  Quercus john-tuckeri R. Hoffmann 1931-10-1 Los Angeles near Bob's Place, Mint Cyn Comment
  UC1871290  Quercus john-tuckeri T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-28 3979 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: NW slope between Tentrock Canyon and Poison Oak Canyon 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
  CATA1783  Quercus pacifica Benjamin E. Carter, John R. Clark 2012-8-9 6961 Los Angeles Santa Catalina Island: Bulrush Canyon, between reservoirs and Salta Verde turnoff 270 Comment
  RSA604425  Quercus pacifica Joseph A. Ewan 1932-10-22 10807 Los Angeles Santa Catalina Island: Above Avalon. Comment
  UCD14055  Quercus pacifica John M. Tucker 1992-3-31 No.'s 2-5 Los Angeles California, Los Angeles Co.; Santa Catalina Island, upper Middle Ranch Canyon below pump station, roughly 4 1/2 mi. west of Avalon, Comment
  RSA479366  Quercus tomentella Mark Hoefs 1974-10-3 579 Los Angeles Santa Catalina Island, ridge between Sweetwater Canyon and Cape Canyon on Sweetwater side 457 Comment
  SBBG17776  Quercus tomentella P. H. Raven 1962-5-10 17720 Los Angeles N of Gray, near head of N branch of cyn 487 Comment
  SBBG43931  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  UC2052843  Quercus tomentella M. B. Dunkle 1939-11-25 7357 Los Angeles San Clemente Island, NE slope. Comment
  UC1135905  Quercus wislizeni var. frutescens R. St. John 1930-2-6 87 Los Angeles Oat Mountain Santa Susana Quad. 1066 Comment
  CAS-BOT-BC362472  Rafinesquia californica Alice Eastwood 1906-5-27 279 Los Angeles Country adjacent to Los Angeles. Roscoe Comment
  RSA399392  Ranunculus californicus Grace Houck 1944-5-15 20724 Los Angeles Turn bull Canyon Comment
  SEINET13717492  Ranunculus californicus Unknown 1962-3-17 s.n. Los Angeles Tapia Park, Santa Monica Mts. Comment
  SD69642  Raphanus sativus Robert F. Thorne, P. Everett 1965-6-22 34876 Los Angeles Santa Catalina Island; canyon behind Bird Park. 89 Comment
  UCR101538  Rhamnus alaternus Dan S. Cooper 1998-6-3 s.n. Los Angeles Los Angeles area, undeveloped mesa between the Sybil Brand Institute anf the Sheriff Academy, c. 1 km SSW of the intersection of the 710 and 10 Freeways, Monterey Park 165 Comment
  RSA774053  Rhamnus californica R. G. Swinney 2009-6-12 11123 Los Angeles Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River. 652 Comment
  UCR170621  Rhamnus californica Alex R. Van Dam 2004-4-25 040 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive near abandoned Nike Missile Base 518 Comment
  RSA0088104  Rhamnus crocea R. G. Swinney 2010-4-23 12372 Los Angeles East end of Hansen Dam Basin, on N side of Big Tujunga Wash channel, 0.1-0.5 miles E of Orcas Park. 314 Comment
  UC1595460  Rhamnus crocea Tim Ross 1992-4-27 6251 Los Angeles s side Indian Hill Mesa (sw of RSA grounds); Claremont, Ontario U.S.G.S. 7.5' Quad. 393 Comment
  SEINET13946316 Image available Rhamnus crocea J. Spevak 1969-1 s.n. Los Angeles Cultivated at 124 S. Maple Drive, introduced 183 Comment
  CAS-BOT-BC55982  Rhamnus ilicifolia Le Roy Abrams; E. A. McGregor 1908-6-19 333 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  LA32117  Rhamnus ilicifolia Peter H. Raven; Henry J. Thompson 1959-4-13 13916 Los Angeles 838 Comment
  LA52136  Rhamnus ilicifolia Martha Hilend; K. Kinsel 1929-3-9 sn Los Angeles 219 Comment
  RSA306197  Rhamnus ilicifolia Fay A. MacFadden 1933-3-16 s.n. Los Angeles La Tuna Canyon, Verdugo Hills Comment
  RSA390825  Rhamnus ilicifolia Glenn A. Gorelick 1966-4-5 s.n. Los Angeles On trail to observatory, Griffith Park. Comment
  UC1121910  Rhamnus ilicifolia P. L. Johannsen 1934-1-26 243 Los Angeles Mouth of Brown's Canyon Santa Susana Quad. 396 Comment
  UC80243  Rhamnus ilicifolia Minnie Reed Los Angeles near Pasadena Comment
  UCR212832  Rhamnus ilicifolia Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1827 Los Angeles Transverse Range; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel R. main stem across from Morris Dam, between San Gabriel Canyon Road (Hwy 39) and Silver Fish Truck Trail 402 Comment
  CAS-BOT-BC59789  Rhamnus pirifolia Geo. B. Grant 1906-9-1 s.n. Los Angeles Santa Catalina Island, off southern Ca. Comment
  RSA390859  Rhamnus pirifolia G. R. Johnstone 1929-7-21 s.n. Los Angeles Santa Catalina Island. Comment
  LA62811  Rhus integrifolia Joseph Dunlavy; 1934-5-4 4481 Los Angeles Santa Catalina Island, Santa Catalina Island, S side, near isthmus Comment
  RSA610780  Rhus integrifolia L. C. Wheeler 1933-6-17 1862 Los Angeles Claremont 365 Comment
  RSA653833  Rhus integrifolia Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 798 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 488 Comment
  SBBG128124  Rhus integrifolia S. Ratay, S. Vanderplank, L. McDade, J. Shelton 2006-10-26 109 Los Angeles Wrigley Memorial Garden, just W of Memorial, along rd outside gate to garden 129 Comment
  SBBG98599  Rhus integrifolia T. Ross 1999-3-9 4183 Los Angeles Whittier Hills (Puente Hills); SE side of ridgetop knoll, head of Oak Cyn 368 Comment
  UC1787300  Rhus integrifolia A. C. Sanders 2003-5-26 26835 Los Angeles San Gabriel Valley: on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Sante Fe RR, east of the San Gabriel River channel 170 Comment
  LA94279  Rhus ovata M. Zaitlin; 1951-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Fire Road #20. Comment
  RSA0092556  Rhus ovata Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14330 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 degrees) NNW of the trailhead. 451 Comment
  RSA0105163  Rhus ovata R. G. Swinney 2011-3-15 14083 Los Angeles San Gabriel Mountains: Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 235 Comment
  UC17954  Rhus trilobata Harley P. Chandler 1897-3-22 Los Angeles Claremont 365 Comment
  RSA226205  Rhus trilobata var. pilosissima Gary D. Cromwell, David Wheat 1971-5-14 677 Los Angeles San Gabriel Mountians, Angeles National forest, Mystic Canyon - 2 miles NE of Glendora. Between level areas to east of canyon at about 2050 ft. Comment
  UCD102100  Ribes amarum Geoffrey Levin 1974-4-27 60 Los Angeles Evey Canyon, a side canyon on San Antonion Canyon. San Gabriel Mountains, Santa Ana River, Pacific Slope drainage basin. 751 Comment
  RSA476437  Ribes aureum var. gracillimum Anstruther Davidson 1893-2-2 s.n. Los Angeles Morgan Comment
  RSA651631  Ribes aureum var. gracillimum Brent Mishler s.n. Los Angeles San Gabriel R. flood control - Iwindale. 152 Comment
  UCR194621  Ribes aureum var. gracillimum R. G. Swinney 1999-4-8 7076 Los Angeles San Gabriel Mtns., Claremont, Palmer Canyon c. 100 m east of Cobal Canyon 512 Comment
  CAS-BOT-BC93104  Ribes californicum var. hesperium Joseph Andorfer Ewan 1932-2-27 7025 Los Angeles Santa Monica Mountains. Mandeville Canyon. 304 Comment
  RSA602965  Ribes californicum var. hesperium Louis C. Wheeler 1972-12-24 12795 Los Angeles San Gabriel Mountains: near center of Las Flores Canyon. 762 Comment
  UC11560  Ribes californicum var. hesperium Harley P. Chandler 1897-1-1 Los Angeles Palmer's Canyon Claremont 701 Comment
  UC69256  Ribes californicum var. hesperium Ernest Braunton Jan 1903 751 Los Angeles Eaton Canyon Comment
  CAS-BOT-BC93395  Ribes cereum H. E. McMinn 1926-7-22 1784 Los Angeles Near summit of Mount San Antonio. Comment
  CAS-BOT-BC93399  Ribes cereum Robert F. Thorne 1969-7-2 38341 Los Angeles San Gabriel Mountains. Angeles National Forest. At Dawson Saddle. 2407 Comment
  UCR202744  Ribes cereum R. G. Swinney 2001-8-27 8095 Los Angeles San Gabriel Mtns., Throop Peak, west of Mt. Baden-Powell 2786 Comment
  UCR223686  Ribes cereum R. G. Swinney 2009-8-25 11485 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  UCD102353  Ribes malvaceum Scott D. White; Pam DeVries 1997-11 6036 B Los Angeles San Gabriel Mountains, San Gabriel River Canyon: N of Azusa; alluvial bench S of unnamed dirt access road to gauging stn. Below Morris Dam; just SE of private orchard. 259 Comment
  LA33974  Ribes malvaceum var. viridifolium Peter H. Raven; 1959-2-23 13802 Los Angeles Santa Monica Mountains, Decker Road, 1.0 mi N of junction with Mulholland Hwy 502 Comment
  RSA441474  Ribes malvaceum var. viridifolium Anstruther Davidson 1892-6-12 s.n. Los Angeles on Stu trail to Wilson s Peak Comment
  RSA729925  Ribes malvaceum var. viridifolium R. G. Swinney, Dave Larson 1998-4-26 6043 Los Angeles Browns Flat, San Dimas Experimental Forest 1317 Comment
  RSA264157  Ribes nevadense W. Wisura 1977-6-17 3681 Los Angeles Along trail to Blue Ridge. Comment
  UCR124739  Ribes nevadense B. C. Templeton 1932-5-31 4853 Los Angeles San Gabriel Mtns., Vincent Gulch below Big Pines Park, Angeles National Forest 2160 Comment
  RSA476288  Ribes speciosum Gale Sphon 1955-3-21 s.n. Los Angeles Mulholland Dr. opposite the Sepulvada fire road on other fire road. Comment
  RSA753992  Ribes speciosum Unspecified 680405 -1 Los Angeles Wilderness Park, Clamshell Canyon 305 Comment
  UC1127624  Ribes speciosum R. St. John 1933-2-16 339 Los Angeles Tuna Canyon Calabasas Quadrangle 274 Comment
  CAS-BOT-BC173937  Ribes viburnifolium Reid Moran 1941-2-25 615 Los Angeles Johnson's Valley, Santa Catalina Island Comment
  OBI14018  Ribes viburnifolium H. E. McMinn Mar-32 2717 Los Angeles Santa Catalina Island. Cultivated Mrs. Blako's Garden Oakland Comment
  RSA0060882  Ricinus communis R. G. Swinney 2010-8-16 13563 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA191149  Ricinus communis R. F. Thorne 1967-6-25 37086 Los Angeles Between Cobal and Evey canyons. 732 Comment
  RSA480742  Ricinus communis Robert Gustafson 1981-4-29 2213 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA703341  Ricinus communis LeRoy Gross 2005-2-15 1390 Los Angeles About 1/4 mile beyond the cemetery up Brand Canyon, on the south side of the mountains. 356 Comment
  LA84352  Rorippa curvisiliqua R. L. Armacost; 1962-12-7 1522 Los Angeles Santa Monica Mountains, Tapia Park Comment
  UCR129415  Rorippa nasturtium-aquaticum A. C. Sanders, Mark Elvin 2002-6-20 25225 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  RSA587031  Rosa californica Orlando Mistretta 1994-6-15 1353 A Los Angeles San Gabriel Mountains, Santiago Canyon. Side drainage entering Santiago Canyon from W, ca. 3 miles S of confluence of Santiago Creek and Little Rock Creek. 1280 Comment
  RSA720396  Rosa woodsii subsp. gratissima R. G. Swinney 1997-7-22 5714 Los Angeles Government Canyon, W of Wrightwood, 0.75 mi W of San Bernardino Co. line at Hwy. 2, Blue Ridge Mountain area. 2073 Comment
  SEINET3289854 Image available Rosmarinus officinalis M. W. Denslow, LeRoy Gross 2003-5-12 1142 Los Angeles Transverse Ranges; San Gabriel Mountains region: Along Rincon Red Box Road (2N24.1) at intersection with Valley Forge Canyon off road-side. 1250 Comment
  RSA598898  Rubus discolor Steve D. Boyd, Tim S. Ross 1997-3-21 9214 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  UCR271898  Rubus ursinus R. G. Swinney 2011-3-15 14069 Los Angeles San Gabriel Mountains, Arcadia Wilderness Park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 232 Comment
  CATA1133  Rumex conglomeratus Mark L. Hoefs 1995-5-23 2122 Los Angeles Santa Catalina Island: Middle Canyon at Thompson Reservoir 195 Comment
  UCR274349  Rumex conglomeratus Steven A. Junak 1999-7-17 SCa- 1070 Los Angeles California Islands, Santa Catalina Island. West end of 'Rig Field' plant stop 213 Comment
  RSA12416  Rumex crispus Carl B. Wolf 1934-4-11 5616 Los Angeles Bryant Ranch, E of Long Beach. 5 Comment
  CDA23173  Rumex hymenosepalus T. C. Fuller 1958-5-7 2086 Los Angeles Joshua Trees - 1.5 miles west of Littlerock. 0 Comment
  CDA23182  Rumex obtusifolius subsp. agrestis George Garrettson, T. Suzuki 1959-6-1 Los Angeles El Monte. 0 Comment
  CAS-BOT-BC433918  Rumex salicifolius W. R. Dudley; F. H. Lamb 1896-6-7 4351 Los Angeles Kings Canyon, Liebre Mountains Comment
  JEPS65650  Rupertia physodes F. W. Peirson 1918-5-26 93 Los Angeles Henninger Flats San Gabriel Mts. 868 Comment
  RSA91297  Rupertia physodes Louis C. Wheeler 1934-4-27 2573 Los Angeles Marshall Creek (La Verne Quad.), San Gabriel Mountains. 457 Comment
  SEINET3893350  Ruppia maritima Robert F. Thorne, D. Propt; class 1971-5-17 41353 Los Angeles Santa Catalina Island: Pond southeast of Isthmus.; 0 213 Comment
  UCR130510  Sagittaria latifolia R. E. Riefner Jr. 2002-9-8 02- 255 Los Angeles Simi Hills, Chatsworth, Chatsworth County Park, NW portion of park 320 Comment
  CAS-BOT-BC103161  Salix bonplandiana Peter H. Raven 1962-5-20 17790 Los Angeles Santa Catalina Island, Cape Canyon Comment
  POM2078  Salix exigua I. M. Johnston 1917-8-23 1685 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  RSA754093  Salix exigua Ellen Mackey, Bart O'Brien, Blake Whittiington 2006-10-19 NFWF- 1807 Los Angeles Lario San Gabriel River Trail Park 180 Comment
  UC168800  Salix exigua var. hindsiana unknown April, 1904 1156 Los Angeles Los Angeles Comment
  LA52057  Salix laevigata Carl Hedin; J. A. Ewan 1932-4-22 7619 Los Angeles SAN FERNANDO VALLEY, Los Angeles River, at Radford Dr. 179 Comment
  RSA6438  Salix laevigata F. R. Fosberg 1932-3-13 7427 Los Angeles Lower Topanga Canyon. 15 Comment
  UCR259362  Salix laevigata R. G. Swinney 2010-4-20 12288 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  CAS-BOT-BC128136  Salix lasiandra var. lasiandra Marcus E. Jones 1930-2-2 s.n. Los Angeles Near Laguna Comment
  PASA2675  Salix lasiolepis Carl W. Sharsmith 1932-1-17 7 Los Angeles bottom of Lower San Gabriel Canyon, about 9.5 km above Azusa. 300 Comment
  RSA155822  Salix lasiolepis Peter H. Raven 1962-5-20 17801 Los Angeles Santa Catalina Island. Bullrush Canyon, about opposite ranch in Middle Canyon. 213 Comment
  RSA305934  Salix lasiolepis Fay A. MacFadden 1934-2-21 12433 Los Angeles Culver City. Comment
  RSA623973  Salix lasiolepis Arthur R. Kruckeberg 1940-3-24 492 Los Angeles Dagger Flat Canyon, below Magic Mountain, San Gabriel Mountains. Comment
  RSA729946  Salix lasiolepis R. G. Swinney 1999-6-28 7431 Los Angeles East Fork of Puzzle Canyon Canyon. near old homesite at 2800 Deep Creek County Rd. 1402 Comment
  UC447153  Salix lasiolepis J. Ewan 1931-2-8 4022 Los Angeles above Monrovia (stream bottom); San Gabriel Mts., Spanish Canyon Comment
  UCR216743  Salix lasiolepis R. G. Swinney 2009-2-20 10013 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  CAS-BOT-BC107270  Salix lasiolepis var. bigelovii L. R. Abrams; I. L. Wiggins 1931-7-4 330 Los Angeles White's Landing, Santa Catalina Island Comment
  CDA20799  Salsola australis B. Villegas 2002-8-21 B 247 -3 Los Angeles Los Angeles Basin; Calabasas, near Ventura Co. line. 0 Comment
  SBBG58385  Saltugilia australis R. Hoffmann 1929-4-27 Los Angeles Little Martinez Crk Comment
  RSA0094995  Saltugilia splendens subsp. grantii Valerie L. Soza, Wayne Law, Laura Moore 2000-6-28 1042 Los Angeles San Gabriel Mountains: Northwestern extension of Pine Mountain, junction of Rincon Red Box Road (FS Road 2N24.2) and road to Pine Mountain (FS Road 2N24A) along fire road. 1249 Comment
  RSA585941  Saltugilia splendens subsp. grantii T. S. Ross, S. D. Boyd 1990-5-23 2637 Los Angeles Mt. Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft) on the watershed divide between Mill Canyon and Moody Canyon. 1308 Comment
  UC303706  Saltugilia splendens subsp. grantii D. L. Crawford 1916-6-30 Los Angeles Bear Canyon San Antonio Mts., Bear Canyon 2133 Comment
  RSA597273  Saltugilia splendens subsp. splendens T. S. Ross, S. D. Boyd 1990-6-18 3518 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages; 1744 Comment
  SD254681  Saltugilia splendens subsp. splendens R. G. Swinney 2011-6-7 15061 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fqwy at Hwy 2 junction, at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek (Chilao Flat 7.5'Q) 1573 Comment
  RSA563502  Saltugilia splendens subsp. splendens T. S. Ross, Walter Appleby 1993-5-13 7135 Los Angeles Western San Gabriel Mts: Forest Service firebreak between Whitney Canyon and Los Pinetos Canyon, NNW of 3151-ft ridgetop knoll. 817 Comment
  RSA294795  Salvia apiana Lyman Benson 1946-5-13 12088 Los Angeles Midway between Pomona and Brea. Pacific Slope Drainage Area, Puente Hills. 274 Comment
  UC883843  Salvia apiana F. R. Fosberg 1931-5-6 S 4808 Los Angeles Cape Canyon Cape Canyon, Santa Catalina Island; Santa Catalina Island 280 Comment
  RSA442822  Salvia apiana William Emboden 1969-5-28 5 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA658843  Salvia apiana J. S. Burns 1992-5-5 4 Los Angeles 1 mile north on Van Tassel fireroad from south access; Angeles National Forest. 457 Comment
  SBBG117928  Salvia apiana C. G. Pringle 1882-5-9 Los Angeles hills, Los Angeles County [no specific locality] Comment
  SEINET12344298  Salvia apiana Unknown 1983-7-20 15801 Los Angeles canyon between chapel & gymnasium, Webb School, Claremont Comment
  HSC24297  Salvia carduacea Nels Rinden 1971-5-2 35 Los Angeles 15 mi. E of Palmdale, 3 mi. N of Hwy. 138 on 167th St. in Mojave Desert 976 Comment
  SBBG18206  Salvia carduacea M. Vincent 1962-5-7 241 Los Angeles Llano at jct to Mile Hile Comment
  UC25685  Salvia clevelandii unknown 1896-3-6 Los Angeles Valley Center Comment
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Jun 26 2015
  POM4129  Salvia columbariae Clara Caldwell s.n. Los Angeles Claremont. 366 Comment
  RSA0061138  Salvia columbariae LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6843 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA0056281  Salvia columbariae L. Bullington 1961-4-27 s.n. Los Angeles Dry Canyon, Mulholland Rd. 457 Comment
  UCSB33626  Salvia dorrii var. dorrii Risk, Paul 1963-5-14 Los Angeles Little Rock Dam; San Gabriel Mountains 914 Comment
  OBI13548  Salvia dorrii var. pilosa Louis C. Wheeler 1932-4-9 573 Los Angeles 4 mi W Fairmont, mohave Desert 914 Comment
  RSA503440  Salvia leucophylla Louis C. Wheeler 1967-4-30 9212 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA531260  Salvia leucophylla Walter Wisura 1991-7-21 4520 Los Angeles Puente Hills, upper Turnbull Canyon, below Skyline Drive. Comment
  LA82006  Salvia mellifera A. H. Lange; 1951-3-3 Los Angeles Santa Monica Mountains, Mulholland Drive Comment
  RSA0091079  Salvia mellifera R. G. Swinney 2011-4-9 14376 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
  SD30226  Salvia mellifera Paul Schallert 1943-4-18 Los Angeles Monrovia Comment
  UCD125537  Salvia mellifera A. C. Sanders; D. Malueg 1998-6-22 22029 Los Angeles San Gabriel Mtns. La Canada, SCE Gould Substation off Hwy 2, Gould Canyon. 595 Comment
  UCR13472  Salvia mellifera 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
  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
  JEPS19509  Sambucus mexicana Peter H. Raven 1957-9-21 11330 Los Angeles U.C.L.A. campus Los Angeles (small hill at nw end) Comment
  RSA329674  Sambucus mexicana Gary D. Wallace 1975-4-26 1423 Los Angeles Claremont, vacant wash and weedy coastal sage scrub area near Rancho Santa Ana Botanic Garden. Comment
  RSA755862  Sambucus mexicana R. G. Swinney 2009-1-19 9994 Los Angeles Duarte, Van Tassel Canyon, 1.45 mi. north of Foothill Blvd. at El Encanto Dr., on Fish Canyon Rd. 204 Comment
  SD251642  Sambucus nigra subsp. caerulea F. R. Fosberg 1931-3-18 S 4289 Los Angeles Santa Catalina Island; Hamilton Canyon. 10 Comment
  RSA133767  Sanicula arguta P. H. Raven 1959-4-4 13953 Los Angeles Just east of Zuma Beach, Point Dume. 15 Comment
  UC1302887  Sanicula arguta Robert F. Thorne and P. C. Everett 1964-2-6 33294 Los Angeles above Fourth of July cove (Santa Catalina Island); Santa Catalina Island 30 Comment
  UCR265490  Sanicula arguta Dan S. Cooper 2015-3-13 2015- 34 Los Angeles Western Transverse Range; Santa Monica Mountains, La Sierra Canyon, north of Seminole Hot Springs 244 Comment
  RSA653863  Sanicula crassicaulis Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 884 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
  RSA762067  Sanicula crassicaulis Orlando Mistretta, Christine Mistretta 2008-5-16 3092 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 107 per TRTP Survey 2008), Upper Fish Canyon 1073 Comment
  RSA785909  Sanicula tuberosa K. Dobry 1991-4-22 449 Los Angeles West San Gabriel Mts. at Elsmere Cyn Comment
  RSA97374  Sanicula tuberosa F. W. Peirson 1908-05 422 Los Angeles South base of the San Gabriel Mountains, Eaton Canyon. Comment
  RSA255812  Sarcodes sanguinea Gary D. Wallace 1969-6-23 822 Los Angeles 1.8 mi W of Vincent Gap 2195 Comment
  UC75127  Sarcostemma cynanchoides subsp. hartwegii C. F. Baker 1903-8-5 3676 Los Angeles Claremont Comment
  RSA5999  Satureja douglasii Carl B. Wolf 1932-10-5 4242 Los Angeles Santa Catalina Island. In ravine at junction of Isthmus road and road to Black Jack Peak. 244 Comment
  RSA506188  Satureja mimuloides Louis C. Wheeler 1967-8-1 10225 Los Angeles San Gabriel Mountains, Angeles National Forest, Middle Fork of Mill Creek. 1220 Comment
  RSA527686  Schedonorus arundinaceus Timothy S. Ross, Annette Ross 1991-6-3 5514 Los Angeles Elephant Hill; west Pomona. 250 Comment
  RSA674279  Schismus barbatus LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 714 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 576 Comment
  RSA600601  Schoenoplectus acutus var. occidentalis L. C. Wheeler 1968-9-3 s.n. Los Angeles San Gabriel Mountains: Widman Ranch, near house. Comment
  SBBG105081  Schoenoplectus pungens var. badius T. Ross, M. Gay, J. Takara 1993-4-20 6825 Los Angeles N side of Little Harbor near outlet of Little Springs Cyn 2 Comment
  RSA425189  Scrophularia californica subsp. floribunda F. R. Fosberg 1930-6-26 S- 3043 Los Angeles Lower Ballona Creek. 6 Comment
  SD80067  Scrophularia californica subsp. floribunda Mary H. Ward, Shirley W. Campbell 1970-4-16 Los Angeles San Rafael Hills, behind Linda Vista, southwestern Pasadena Comment
  UCR13486  Scrophularia villosa 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
  POM4115  Scutellaria siphocampyloides W. R. Dudley, F. H. Lamb 1896-6-12 4387 Los Angeles Kings Canyon, Liebre Mts. Comment
  UCR189674  Scutellaria siphocampyloides R. G. Swinney 1998-7-6 6275 Los Angeles San Gabriel Mtns., Mescal Canyon, 2.3 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1646 Comment
  SEINET10625734 Image available Sechium edule Mary Merello, Heidi H. Schmidt 1999-12-3 Merello 2515 Los Angeles City of Pasadena. Farm Fresh Ranch Market, 475 E. Orange Grove Blvd. Comment
  LA209591  Selaginella asprella Lawrence L. Kiefer; 1966-10-30 2484 Los Angeles San Gabriel Mountains, SW Devil's PunchBowl, Cruthers Cyn, ca. 1/4 mi above the dam 1462 Comment
  CHSC99217  Selaginella bigelovii John Dittes 2006-11-2 1425 Los Angeles Western Transverse Range; north slope of Verdugo Mts. in La Tun Cyn.; ca. 3.4 air-miles north of Burbank City Hall, ca. 1.1 air-mile east by southeast of La Tuna Canyon Flood Debris Basin, ca. 2.0 air-mile south of Verdugo Hills High School; slope south of La Tuna Cyn. Road. 487 Comment
  RSA188241  Selaginella bigelovii Robert F. Thorne, Percy Everett 1965-6-23 34990 Los Angeles Santa Catalina Island: near mouth of Hamilton Canyon NW of Avalon; 23 Comment
  SBBG128360  Selaginella bigelovii B. E. Carter 2012-8-23 6996 Los Angeles Airport Rd, ca. 100 m S of the airport 470 Comment
  UC306799  Selaginella bigelovii T. S. Brandegee 1896-8-25 Los Angeles San Clemente Isl. Comment
  POM951  Selaginella bigelovii Daniel Livingston Crawford 1922-1-10 s.n. Los Angeles Palmer Canyon, no. of Claremont. Mossy banks. Comment
  RSA683748  Selaginella bigelovii F. Raymond Fosberg 1931-5-7 R 96 Los Angeles Cottonwood Canyon, Santa Catalina Island 100 Comment
  RSA683753  Selaginella bigelovii Gary Gugisberg 1959-3-8 109 Los Angeles 7.6 mi up Bouquet Canyon. Mt St Helena to the Santa Lucia Mtns and S to San Diego Co. Comment
  CAS-BOT-BC327399  Senecio astephanus Dr. A. Davidson 1893-7-21 s.n. Los Angeles Wilson's Peak Comment
  CAS-BOT-BC333103  Senecio flaccidus var. douglasii David D. Keck 1932-10-14 1952 Los Angeles Tujunga Wash 4 miles east of Van Nuys on Van Owen Street Comment
  POM155625  Senecio flaccidus var. douglasii M. L. Bryan 1928-9-2 20 Los Angeles Mandeville Canyon, near Santa Monica 152 Comment
  SEINET2445062  Senecio flaccidus var. douglasii R. G. Swinney 2009-3-16 10123 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
  UCD135478  Senecio flaccidus var. douglasii A. M. Johnson 1932-5-5 4055 Los Angeles Campus, U.C.L.A. Comment
  UCR95764  Senecio flaccidus var. douglasii Lauren Raz, Steve Boyd 1996-10-23 018 Los Angeles Liebre Mtns, Entrance to Ruby Canyon on FS Rd 6N24, 1/10 mi from junction with Lake Hughes Road 610 Comment
  SBBG17788  Senecio lyonii P. H. Raven 1962-4-10 17188 Los Angeles above Wilson Cove 106 Comment
  SBBG42308  Senecio lyonii R. Moran 1941-3-2 665 Los Angeles point between Wilson's Harbor [Emerald Cove] and Howland's 10 Comment
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Jun 9 2014
  SD51881  Senecio lyonii Peter H. Raven 1962-4-9 17161 Los Angeles San Clemente Island, small ravine above Wilson Cove 74 Comment
  SD86334  Senecio lyonii R. Mitchel Beauchamp, M. Douglas 1972-3-24 3227 Los Angeles San Clemente Island,south of Eel Point 24 Comment
  UC1594390  Senecio lyonii Tim Ross and Elizabeth Kellogg 1992-4-13 6145 Los Angeles in the vicinity Darter (nw part of San Clemente Island); San Clemente Island 18 Comment
  UCSB43749  Senecio lyonii Nakashima, L. 1982-4-17 Los Angeles On Benton Mine Road, 1.2 miles south of its junction with Mount Ada Road, on Santa Catalina Island 213 Comment
  CDA7643  Senecio mikanioides G. C. Fleischman 1946-3-5 Los Angeles Pasadena. 0 Comment
  RSA670304  Senecio vulgaris Joseph M. Keefe 2001-3-19 31190 Los Angeles San Rafael Mountains. 20 meters north of Glenoaks Boulevard, 150 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208. 488 Comment
  UCR277398  Sequoia sempervirens R. G. Swinney 2010-8-23 13584 Los Angeles San Gabriel Mountains, Winter Creek Canyon (Winter Cr. Trail) c. 200 m upstream from confluence with Big Santa Anita Cyn. (Santa Anita Canyon Ave./Gabrieleno Trail), at mouth of man-made tunnel on west side of stream 573 Comment
  UCR108454  Setaria parviflora L. C. Wheeler 1968-10-5 s.n. Los Angeles San Gabriel Mtns., Mouth of Roberts Canyon, San Gabriel Canyon, on W side of Roberts Canyon. 252 Comment
  UCR155356  Silene antirrhina A. C. Sanders 2005-5-5 29867 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  SBBG37763  Silene gallica R. Moran 1941-3-16 705 Los Angeles Middle ranch, houses 200 Comment
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Mar 26 2009
  RSA0120022  Silene laciniata R. G. Swinney 2014-5-19 16559 Los Angeles San Gabriel Mountains; Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Mtwy. 515 Comment
  LA94362  Silene laciniata subsp. laciniata Monte Lloyd; 1950-7-23 500723p 1435 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon Comment
  RSA0103914  Silene verecunda R. G. Swinney 2011-7-8 15497 Los Angeles San Gabriel Mountains: 'Strawberry Potrero'?, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  UCD99106  Silene verecunda Joseph A. Ewan 1933-7-15 7792 Los Angeles above San Emigdis Camp, Mt. Pinos. 2133 Comment
  UCR192869  Silene verecunda R. G. Swinney 1998-7-6 6281 Los Angeles San Gabriel Mtns., Mescal Canyon, 0.8 mile north of junction of Hwy 2 and Mescal Canyon Rd. 1732 Comment
  RSA0025739  Silene verecunda subsp. platyota Duncan S. Bell 2013-7-11 5372 Los Angeles Sheep Mountain Wilderness; eastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1993 Comment
  RSA646950  Silene verecunda subsp. platyota Orlando Mistretta 1993-6-28 s.n. Los Angeles Angeles National Forest: Table Mountain; Sunrise ski area. Comment
  RSA748495  Silene verecunda subsp. platyota Orlando Mistretta 1992-7-9 663 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  CAS-BOT-BC75089  Sisymbrium altissimum Tim Ross; Steve Boyd 1993-5-23 7290 Los Angeles Liebre Mountains. Lower, easterly ridge of Red Mountain. 975 Comment
  PASA2078  Sisymbrium irio Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  POM308906  Sisymbrium irio Kay H. Beach 1944-6-15 699 Los Angeles Tanbark Flat, above Glendora, San Dimas Experimental Forest 762 Comment
  LA212033  Sisymbrium orientale Duncan S. Bell; Caitlin Elam, Evan Meyer 2013-6-12 5124 Los Angeles SAN GABRIEL MOUNTAINS, Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898.0 Comment
  RSA0062523  Sisymbrium orientale R. G. Swinney 2010-4-20 12301 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  LA24031  Sisyrinchium bellum A. M. Johnson; 1932-4-4 3927 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). Comment
  RSA0028811  Sisyrinchium bellum N. C. Cooper 1945-5-1 2234 Los Angeles Tapia Park region 762 Comment
  RSA366938  Sisyrinchium bellum Geo L. Moxley 1917-4-15 s.n. Los Angeles Eagle Rock. Comment
  RSA0063213  Sitanion hystrix Marion P. Harthill 1974-4-26 1686 Los Angeles Mojave & Hwy N4. 1310 Comment
  UC1922356  Solanum americanum Scott D. White, A. Warniment 2006-7-6 11602 Los Angeles SE TEHACHAPI MTNS.: Gorman area, sag ponds and adj. slopes just N of Gorman Post Rd. Comment
  SD66855  Solanum douglasii R. Mitchell Beauchamp 1967-3-17 243 Los Angeles on slope east of Wilson Cove, San Clemente Island Comment
  UCR227642  Solanum douglasii R. F. Thorne 1967-3-18 36759 Los Angeles Channel Islands; Santa Catalina Island, at dam, Middle Ranch 213 Comment
  UCR92662  Solanum douglasii Scott D. White 1996-3-18 3838 Los Angeles Marina del Rey area, Ballona Creek, floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd. 30 Comment
  UCR99395  Solanum douglasii Jack Easton 1997-2-25 s.n. Los Angeles Glendale: western toe of San Rafael Hills 305 Comment
  LA105582  Solanum douglasii Barry A. Prigge; 1989-5-10 8707 Los Angeles Santa Monica Mountains, Point Dume 45 Comment
  POM4159  Solanum douglasii F. E. Durkee 1907-5-10 25 Los Angeles Claremont. 366 Comment
  RSA422399  Solanum douglasii Jennie Alberts 1884-4-7 s.n. Los Angeles Washington St. Comment
  SDSU11167  Solanum douglasii Gerald Collier 1951-3-22 M 455 Los Angeles Faculty Hill; 1/4 mile west of UCLA Campus, dense, shady hillside. Comment
  CAS-BOT-BC156472  Solanum umbelliferum L. Abrams; E. A. McGregor 1908-7-2 597 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1524 Comment
  RSA0091780  Solanum umbelliferum R. G. Swinney 2011-4-9 14367 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
  UC1595430  Solanum umbelliferum Tim Ross 1992-7-10 6637 Los Angeles 310 m e of where Coldwater Canyon meets Big Tujunga Creek ( Big Tujunga Canyon, e side of road to Colby Ranch); San Gabriel Mountains, Big Tujunga Canyon 963 Comment
  UC26273  Solanum umbelliferum W. H. Brewer 1860-1 189 Los Angeles Cahuenga Pass; San Fernaando Valley, Cahuenga Pass Comment
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Apr 15 2012
  UCR259124  Solanum umbelliferum R. G. Swinney 2010-5-4 12523 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
  RSA2004  Solanum umbelliferum Carl B. Wolf 1931-5-13 2000 Los Angeles Pacoima Wash, near bridges on road from Tujunga to San Fernando 366 Comment
  RSA427407  Solanum umbelliferum M. B. Dunkle 1936-3-28 4713 Los Angeles Santa Catalina Island, Silverado Canyon. Comment
  UCR149970  Solanum umbelliferum var. incanum Scott D. White 2004-5-5 10305 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 Comment
  LA51825  Solanum xanti Mary Reynolds; 1937-4-12 70 Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  NY820419  Solanum xanti L. Abrams 1902-6-29 2586 Los Angeles Mt. Wilson 1524 Comment
  SBBG21161  Solanum xanti E. C. Twisselmann 1964-6-10 9619 Los Angeles fork at head of Castaic Valley 1310 Comment
  UCR104744  Solanum xanti David Charlton 1989-4-30 2996 Los Angeles San Gabriel Mtns., George's Gap, Angeles Crest Highway, approximately 10 miles north of the southern boundary of the Angeles National Forest, c. 1 mi. (airline) NW of Switzer Camp. 1159 Comment
  SEINET6055932  Solanum xanti C. F. Baker 1903-3-16 4059 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  SEINET7047910 Image available Solanum xanti Steven R. Hill, Kate Kramer 2001-4-22 33359 Los Angeles North foothills of San Gabriel Mountains, Elizabeth Lake Road, 9.7 miles by road south-southwest of junction with Johnson Road, vicinity of Bee Canyon. Elevation about 1800 feet. Comment
  RSA605018  Solidago confinis L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  CAS-BOT-BC365035  Solidago velutina subsp. californica C. F. Baker 1903-9-20 3690 Los Angeles San Antonio Canon [Canyon] near Claremont Comment
  RSA604143  Soliva sessilis L. C. Wheeler 1957-3-22 7247 Los Angeles Los Angeles: NE of old wing of Los Angeles County Museum, Exposition Park. Comment
  UCR276971  Sonchus asper R. G. Swinney 2010-6-1 13135 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  SFV4120  Sonchus oleraceus K. A. Wilson 1961-2-21 875 Los Angeles San Fernando Valley Los Angeles, Northridge. San Fernando Valley State College campus. Weedy field and edges of orange grove. 260 Comment
  UCR219557  Sonchus oleraceus R. G. Swinney 2009-3-28 10212 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 427 Comment
  RSA329567  Spartium junceum Gary D. Wallace 1966-4-1 450 Los Angeles Fish Canyon no. of Duarte Comment
  RSA652721  Spartium junceum T. Strid 1972-4-29 s.n. Los Angeles L.A.S.Co.A. Fire Plot, Los Pinetos Guard Sta. 1097 Comment
  UCR217428  Spergularia bocconi R. G. Swinney 2009-3-10 10082 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  SBBG51678  Spergularia bocconi M. R. Benedict 1971-6-27 Los Angeles N of airstrip near Northwest Harbor Comment
  RSA0098746  Spergularia macrotheca Reid V. Moran 1958-9-15 6836 Los Angeles San Clemente Island, slope above Wilsons Cove. 50 Comment
  RSA0098220  Spergularia macrotheca Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-28 797 -1 Los Angeles San Clemente Island. Terrace above China Point, S end of island. Comment
  RSA478037  Spergularia macrotheca Robert Gustafson 1981-3-26 2137 Los Angeles Ballona Wetlands, Area 1. Comment
  CAS-BOT-BC390331  Spergularia macrotheca var. macrotheca Geo. B. Grant 1901-4-9 4884 Los Angeles Avalon Comment
  SD234875  Spergularia rubra R. G. Swinney 2000-5-21 7699 Los Angeles San Gabriel Mtns.: NE of Azusa, Rincon Canyon, c. 300m SW of Rincon Rd. entrance and HWY 30, on plateau W of Rincon Rd. 548 Comment
  SEINET3195634 Image available Spergularia rubra G. Rink 2011-6-6 10598 Los Angeles Just south of the Triple Clays Shooting Range in Whittier. 50 Comment
  UC1584740  Spergularia villosa Tim Ross and Annette Ross 1991-6-3 5523 Los Angeles Elephant Hill west Pomona (disturbed flat at sw base) 230 Comment
  RSA77048  Sphaeralcea emoryi subsp. variabilis F. W. Peirson 1917-5-13 776 Los Angeles Palmdale, SW Mojave Desert. Comment
  RSA593587  Sporobolus airoides Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8837 Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon 549 Comment
  RSA447287  Stachys ajugoides Anstruther Davidson 1889-08 s.n. Los Angeles Los Angeles. Comment
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Oct 18 2017
  SEINET4044588  Stachys ajugoides D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 167 Comment
  UC586832  Stachys albens Joseph Andorfer Ewan 1934-8-2 8481 Los Angeles at foot Baldy Trail; San Gabriel Mts., San Antonio Canyon 1371 Comment
  UCR243013  Stachys albens R. G. Swinney 2009-8-6 11524 Los Angeles Transverse Range; San Gabriel Mountains, Lodi Canyon Falls, first major waterfall up canyon from confluence with San Dimas Canyon, San Dimas Experimental Forest 476 Comment
  UCR220375  Stachys bullata R. G. Swinney 2009-4-16 10350 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  CAS-BOT-BC60915  Stanleya pinnata Ira L. Wiggins 1966-5-24 20646 Los Angeles Mohave Desert. Along Palmdale Avenue between 90 Street E and 150 Street E, about 15 miles east of Palmdale. Comment
  JEPS35697  Stebbinsoseris heterocarpa W. L. Jepson 1939-4-14 19111 Los Angeles Russell Valley Russell Valley (West Los Angeles County) Comment
  SD186098  Stebbinsoseris heterocarpa A. C. Sanders, T. B. Salvato 2005-4-26 29742 Los Angeles Santa Clarita area, bowl between ridges at northeast end of Cruzan Mesa, just south of Vasquez Canyon Road. 594 Comment
  CAS-BOT-BC375073  Stephanomeria unspecified Oct 20 5299 Los Angeles Near Long Beach Comment
  RSA127763  Stephanomeria cichoriacea P. H. Raven, Henry J. Thompson 1958-10-11 13744 Los Angeles Las Tunas Canyon at Coast Highway 152 Comment
  LA105110  Stephanomeria diegensis Barry A. Prigge; 1988-7-9 8264 Los Angeles Santa Monica Mountains, Calabasas, 0.3 mi SE of N-jtn of Mulholland Hwy and Old Topanga Rd, S of Calabasas High School 405 Comment
  CAS-BOT-BC375356  Stephanomeria exigua subsp. coronaria Peter H. Raven; Henry J. Thompson 1958-10-11 13750 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Tuna Canyon Road 0.5 mile south of junction with Saddle Peak Road 518 Comment
  JEPS64629  Stephanomeria pauciflora Ernest C. Twisselmann 1970-9-8 17495 Los Angeles Highway 14 at Avenue A, Antelope Valley Mojave Desert, Antelope Valley 731 Comment
  RSA719589  Stephanomeria spinosa R. G. Swinney 1997-7-17 5688 Los Angeles Summit of Table Mountain, NW of Wrightwood. 2277 Comment
  SFV21785  Stephanomeria virgata J. N. Hogue 2010-8-14 371 .1 Los Angeles San Gabriel Mountains Rosenita Saddle on USFS Road 3N17.2 near Mount Hillyer. 1790 Comment
  UC1929641  Stillingia paucidentata Scott D. White 2003-6-8 9415 Los Angeles W MOJAVE DESERT