Search Results — 2000 specimen records retrieved (1565 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
  RSA460990  Abronia umbellata Ora M. Clark 1929-2-3 1501 Los Angeles Venice Comment
  RSA651446  Acacia paradoxa Robert E. Boyles 1948-1-18 s.n. Los Angeles San Dimas Park. 304 Comment
  JEPS42646  Acer macrophyllum C. E. Hutchinson 1892-8-10 Los Angeles Altadena 243 Comment
  RSA407714  Achillea millefolium O. R. Dorado, A. Liston, K. Tan 1987-6-10 1690 Los Angeles San Gabriel Mtns. Near Rincon Ranger Station. 762 Comment
  SEINET6700481 Image available Achillea millefolium G. B. Grant, W. Wheeler 1904-4-21 18 Los Angeles Santa Catalina Island Comment
  RSA416193  Achillea millefolium var. californica F. R. Fosberg 1931-4-9 7168 Los Angeles Avalon. Santa Catalina Island. 5 Comment
  CHSC110694  Achnatherum coronatum Dean Wm. Taylor 2003-5-29 18603 Los Angeles San Gabriel Mountains. Pasadena, along Angeles National Forest Road 2N69.1 0.3 road miles East of the Angeles Crest Highway. 566 Comment
  POM8788  Achnatherum coronatum P. A. Munz, R. D. Harwood 1920-4-29 3794 Los Angeles San Dimas Canyon. 457 Comment
  RSA138239  Achnatherum coronatum P. H. Raven, HJ Thompson 1959-5-5 14159 Los Angeles Malibu Canyon, 3 miles south of Tapia Park 91 Comment
  UCSB43905  Achnatherum coronatum Green, Lisa 1980-5-30 Los Angeles slope of N side of Mayan Dr, 0.25 mi from Topanga Canyon Rd. 396 Comment
  RSA589195  Achnatherum hymenoides Timothy S. Ross 1991-4-27 4678 Los Angeles MOJAVE DESERT: Black Butte Basin Road at intersection with Avenue 'U', NW corner; 0.85 mile and ca 152? SW of Three Sisters (buttes). 959 Comment
  POM263114  Achnatherum occidentale subsp. occidentale J. C. Roos 1937-7-18 398 Los Angeles Mt. Wilson observatory grounds 2651 Comment
Read comments
Nov 13 2011
  SBBG108917  Achyrachaena mollis S. A. Junak 1997-4-22 SCl 853 Los Angeles SE end of westernmost of two Twin Dam pools 472 Comment
  SBBG109019  Acmispon argophyllus var. adsurgens S. A. Junak 1996-6-1 SCl 567 Los Angeles E rim of upper China Cyn, at head of small side cyn, ca. 0.2 mi SW of top of China Pt Rd 393 Comment
  CAS-BOT-BC213407  Acmispon argophyllus var. argophyllus Geo. B. Grant 1901-5-23 s.n. Los Angeles Mt. Lowe Comment
  CATA509  Acmispon dendroideus var. dendroideus Sara L. Crockett 1997-4-2 653 Los Angeles Santa Catalina Island: 2.4 miles W along Empire Landing Road from jct. with Airport Road, ca. 25 m S of road 259 Comment
  UCR76410  Acmispon dendroideus var. traskiae T. S. Ross 1992-4-14 6174 Los Angeles Channel Islands; San Clemente Island, Central east side of island, east escarpment c. 20 m south of where Nanny Canyon drainage meets the sea 18 Comment
  SD231309  Acmispon glaber var. brevialatus Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 100 Los Angeles Transverse Ranges; San Gabriel Mountains region: North side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  LA103213  Acmispon grandiflorus var. grandiflorus Barry A. Prigge; 1985-6-14 6409 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  SBBG17043  Acmispon maritimus var. maritimus K. A. Wilson 1961-3-1 879 Los Angeles Mulholland Hwy ca. 1 mi W of Las Virgenes Hwy Comment
  RSA0019446  Acmispon strigosus Orlando Mistretta, Youssef Atallah 2011-8-12 6030 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy. On bench above Aliso Creek. 1083 Comment
  SBBG32081  Acmispon strigosus R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -198 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  SBBG68091  Acmispon strigosus R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  SBBG91829  Acmispon wrangelianus S. A. Junak 1978-4-15 SCa 011 Los Angeles E side of Cherry Cove 30 Comment
  CATA1980  Acourtia microcephala F. R. Fosberg 1931-5-18 Los Angeles Santa Catalina Island: Cottonwood Canyon, near mouth 180 Comment
  RSA471676  Acourtia microcephala F. R. Fosberg 1931-7-11 s 5380 Los Angeles Mouth of Cape Canyon, Santa Catalina Island. 200 Comment
  CAS-BOT-BC133189  Adenostoma fasciculatum June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Islands - Summit Comment
  CHSC5093  Adenostoma fasciculatum M. MacArthur 1967-7-16 78 Los Angeles Along lower Chilao Flat road, keeping to left at fork, near turn-off to water tower, about 1/2 mi. off Angeles Crest Hwy., Angeles National Forest, San Gabriel Mts. 1584 Comment
  RSA670168  Adenostoma fasciculatum Joseph M. Keefe 2001-3-19 31139 Los Angeles San Rafael Mountains. 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208 466 Comment
  UCR200167  Adenostoma fasciculatum Valerie Soza, Laura A. Moore 2000-5-10 827 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park 579 Comment
  POM243799  Adenostoma fasciculatum var. fasciculatum F. R. Fosberg 1931-4-2 S- 4450 Los Angeles Catalina Island, Camp Frost 380 Comment
  RSA390580  Adenostoma fasciculatum var. fasciculatum A. M. Johnson 1933-5-20 4309 Los Angeles San Gabriel Mountains, Fish Canyon Wash, open flat, west of bridge, Foothill Boulevard. Comment
  RSA190970  Adiantum capillus-veneris R. F. Thorne, R. C. Rollins, D. Propst, R. Carolin 1967-3-19 36763 Los Angeles Santa Catalina Island: lower portion of Toyon Canyon 60 Comment
  LA3989  Adiantum jordanii A. M. Johnson; 1934-3-16 4345 Los Angeles SIMI HILLS, Johnson's Ranch beyond Chatsworth. Comment
  LA94097  Adiantum jordanii Lawrence L. Kiefer; 1966-4-10 1840 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, 1 mi S of Mulholland Dr. 304 Comment
  LA205600  Aesculus californica Louis Wheeler; 1931-10-25 336 Los Angeles Oakgrove Canyon near Sawmill Mt 1066 Comment
  RSA0105047  Ageratina adenophora R. G. Swinney 2011-4-26 14481 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
  RSA729576  Ageratina adenophora R. G. Swinney, D. W. Larson 1999-5-15 7180 Los Angeles San Gabriel Mtns.: Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 610 Comment
  UCR119530  Ageratina adenophora L. C. Wheeler 1947-4-27 6470 Los Angeles San Gabriel Mtns., Mountain Cave, 1 mi [north] of Monrovia 530 Comment
  SFV16175  Ageratina adenophora P. A. Krueger 1994-3-28 2 Los Angeles San Gabriel Mountains Little Dalton Picnic Area off Glendora Mountain Road. 330 Comment
  RSA748991  Agoseris retrorsa R. G. Swinney 2008-5-13 8859 Los Angeles Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  UC29380  Agoseris retrorsa Dr. A. Davidson 1895-1-1 Los Angeles Antelope Valley Comment
  UCR270659  Agrostis exarata R. G. Swinney 2011-6-29 15327 Los Angeles San Gabriel Mountains, mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  RSA469453  Aliciella lottiae Anstruther Davidson 1900-5-1 s.n. Los Angeles Lovejoy Butte. Comment
  RSA330754  Allium burlewii Wayne E. Sawyer 1980-6-25 s.n. Los Angeles San Gabriel Mts., Angeles National Forest: 200 NE of Little Jimmy Campground 2256 Comment
  SEINET10887399  Allium cepa Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3780 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  UCR204044  Allium fimbriatum R. G. Swinney 2005-5-14 8238 Los Angeles San Gabriel Mountains, northeast of Valyermo, Bob's Gap, ridge-top north of lime kilns 1220 Comment
  POM1639  Allium haematochiton Philip A. Munz 1918-4-11 2049 Los Angeles Lone Hill near Glendora. Comment
  POM318492  Allium praecox Sharon La Bonde 1963-4-20 69 Los Angeles Santa Catalina Island. East side of the island at Little Fisherman s Cove. 122 Comment
  RSA67709  Allophyllum divaricatum Verne Grant, Alva Grant 1952-6-10 17604 Los Angeles Native in Rancho Santa Ana Botanic Garden, Claremont. 457 Comment
  UCR61096  Allophyllum divaricatum Steve Boyd, T. S. Ross 1988-4-28 2224 Los Angeles San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon 793 Comment
  RSA669280  Alnus rhombifolia LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 551 Los Angeles Transverse Ranges; Verdugo Mountains region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 425 Comment
  SACT002777  Alnus rhombifolia Louis Wheeler 1931-8-16 Los Angeles San Antonio Mountains. Stream side Comment
  SFV4825  Alnus rhombifolia F. L. McPherson 1959-4-21 s. n. Los Angeles San Gabriel Mountains Soledad Canyon. Soledad Public Campgrounds. 518 Comment
  UCR258883  Alnus rhombifolia R. G. Swinney 2010-8-16 13523 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  UCSB11949  Alnus rhombifolia Stern, A. 1961-3-5 Los Angeles Big Tujunga Creek, 3.5 miles west of Guard station, 0.5 miles north of Pipe Creek, Big Tujunga Canyon, Angeles National Forest, San Gabriel Mts. Comment
  SBBG112926  Amaranthus albus S. A. Junak with M. L. Hoefs, K. Kirkland 1998-7-16 SCa 763 Los Angeles near buildings at mouth of Cherry Cyn, at Boy Scout Camp 6 Comment
  RSA404560  Amaranthus palmeri Anstruther Davidson 1945-1 s.n. Los Angeles Los Angeles. Comment
  HSC24945  Ambrosia acanthicarpa James Henrickson 1971-10-14 7188 Los Angeles NE Claremont along Foothill Blvd. 457 Comment
  UCR213376  Ambrosia acanthicarpa Dan S. Cooper 2010-3-20 20100320- 07 A Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SD237297  Ambrosia confertiflora Kelly Volansky 2006-2-17 Los Angeles San Gabriel Valley: Montebello Hills, east of Montebello Blvd. near the Paramont Blvd. exit from Hwy 60. 113 Comment
  CAS-BOT-BC55596  Ambrosia psilostachya Carl B. Wolf 1932-10-5 4241 Los Angeles Santa Catalina Island. Junction of Isthmus Road & Road to Black Jack Peak 243 Comment
  CAS-BOT-BC55599  Ambrosia psilostachya Carl B. Wolf 1932-9-16 4100 Los Angeles Bryant Ranch. 100-150 ft. W of state highway, at extreme SE corner of Pacific Western Oil Co. lease 3 Comment
  SFV3667  Ambrosia psilostachya K. A. Wilson 1963-10-24 1303 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles northwest of Topanga Canyon Blvd. 245 Comment
  RSA710803  Ambrosia salsola var. salsola LeRoy Gross 2005-5-3 2247 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA573720  Amelanchier utahensis Tim S. Ross 1990-8-17 3172 Los Angeles S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine 2042 Comment
  RSA250704  Amsinckia intermedia R. F. Thorne 1971-4-2 41437 Los Angeles Johnson's Pasture s, N. of Mountain Avenue, Claremont 549 Comment
  UCR186875  Amsinckia intermedia A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32081 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  UCR216875  Amsinckia intermedia R. G. Swinney 2009-3-13 10115 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
  RSA499925  Amsinckia intermedia Edwin Kline 1924-4-19 s.n. Los Angeles Near Brookside Park, Pasadena Comment
  RSA499952  Amsinckia intermedia Bertie Condit 1884-5-31 s.n. Los Angeles Los Angeles. Comment
  UC575001  Amsinckia menziesii var. menziesii Louis C. Wheeler 1934-3-31 2495 Los Angeles La Verne 304 Comment
  SBBG96950  Amsinckia spectabilis S. Boyd with T. Ross, L. Arnseth 1990-4-8 4311 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  UCR194014B  Amsinckia tessellata R. G. Swinney 1999-6-5 7251 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  UCD119875  Amsinckia tessellata var. gloriosa Kenneth A. Wilson 1961-3-7 948 Los Angeles Santa Monica Mtns. Mulholland Hwy about 3 miles west of Las Virgenes Road. Comment
  UC79481  Amsinckia tessellata var. tessellata E. L. Greene March 1885 Los Angeles San Fernando Comment
  RSA465152  Anagallis arvensis Robert M. Perkins 1936-4-27 s.n. Los Angeles Muholland drive. Comment
  RSA667597  Ancistrocarphus filagineus Steve Boyd, Lee Lenz 2001-5-2 10423 Los Angeles Along Hwy 138, base of hills at edge of westernmost end of the Antelope Valley, just east of the junction with the old Ridge Route. [Latitude should be 34 instead of 36] Comment
  CAS-BOT-BC400314  Anemopsis californica C. M. Hoak No date on label 3921 Los Angeles Santa Monica Canon [Canyon] Comment
  UCR190394  Anisocoma acaulis R. G. Swinney 2001-4-18 7902 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  UCR191745  Anisocoma acaulis A. C. Sanders 2008-4-18 34972 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, at lowest wash-crossing of road in canyon 1029 Comment
  RSA126728  Antirrhinum coulterianum Peter H. Raven, Henry J. Thompson 1959-5-5 14154 Los Angeles 4.1 miles northwest of Tapia Park on road to Malibu Lake. 600 Comment
  RSA0098608  Antirrhinum multiflorum R. G. Swinney 2011-6-14 15122 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA729337  Antirrhinum multiflorum R. G. Swinney 1999-7-28 7583 Los Angeles San Gabriel Mtns.: Iron Fork, a western tributary of East Fork San Gabriel River Canyon, c. 200 m above confluence. 951 Comment
  SBBG54547  Antirrhinum multiflorum G. Wright 1971-7-19 328 Los Angeles San Antonio Cyn, E and elevated above Baldy stream and E of tunnels on Mt Baldy Rd Comment
  LA210397  Antirrhinum nuttallianum subsp. subsessile Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SBBG131649  Aphanes occidentalis S. A. Junak 1999-5-8 SCa 924 Los Angeles Escondido Cyn, ca. 0.35 mi above reservoir 152 Comment
  RSA411822  Aphanisma blitoides Blanche Trask 1901-03 1931 or 1533 Los Angeles On old indian mounds, near Avalon, Santa Catalina Island Comment
  RSA579140  Aphanisma blitoides T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin Banks, Megan Tommerup 1994-3-28 7435 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; ca 2260 m SE of Inspiration Point and 3160 m WNW of Whites Point. 12 Comment
  UC1349345  Apiastrum angustifolium Robert F. Thorne 1966-4-6 35882 Los Angeles Santa Catalina Island: between White and Moonstone Coves. Comment
  UCR138501  Arabis sparsiflora var. arcuata L. C. Wheeler 1970-6-28 s.n. Los Angeles San Gabriel Mtns., Little Fish Fork, Fish Fork Camp 2012 Comment
  JEPS40079  Aralia californica Frank W. Peirson 1918-7-13 131 Los Angeles Santa Anita Canyon San Gabriel Mts., Santa Anita Canyon 762 Comment
  RSA320395  Aralia californica W. Wisura 1984-10-17 4023 Los Angeles 3.7 mi. from Hwy 39 Comment
  JEPS66573  Arbutus menziesii Frank W. Peirson 1918-7-13 140 Los Angeles Santa Anita Canyon; San Gabriel Mountains, Santa Anita Canyon 914 Comment
  RSA755848  Arceuthobium californicum R. G. Swinney 2008-7-2 9114 Los Angeles Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy. 1976 Comment
  RSA252936  Arceuthobium divaricatum Robert F. Thorne, C. W. Tilforth 1973-4-20 43085 Los Angeles San Gabriel Mountains, Mojave Desert Slope: West end of desert Front Road at Oak Springs Ranch, north edge San Bernardino National Forest 1524 Comment
  RSA635133  Arctostaphylos Jon E. Keeley, Allen Massihi 1992-8-20 20217 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  RSA292455  Arctostaphylos catalinae James Henrickson 1973-01 8106 Los Angeles Santa Catalina Island: 2 air miles WNW of Avalon near N end of Grand Canyon; in narrow ravine Comment
Read comments
Jul 10 2011
  RSA626675  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15786 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Road, San Gabriel Mountains. 1000 Comment
  RSA626711  Arctostaphylos glandulosa Jon E. Keeley 1979-6-14 7409 Los Angeles 16 km off Angeles Crest Highway on road to Singing Pines. 1930 Comment
  RSA626739  Arctostaphylos glandulosa Tim Ross 1992-7-10 6642 Los Angeles Big Tujunga Canyon, 310 m east of where Coldwater Canyon meets Big Tujunga Creek. Just south of creek, east side of the road to Colby Ranch. 973 Comment
  RSA626808  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1992-10-15 22092 Los Angeles S-facing slopes at end of Hwy 39, NW of Crystal Lk. 1720 Comment
  RSA634803  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20452 Los Angeles Pinyon Flats, N of Sulphur Springs Cpgrd, N of Angeles Crest Hwy, San Gabriel Mtns. 1610 Comment
  RSA626820  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley 1987-8-23 11137 Los Angeles Hwy 120, 5 miles west of Big Oak Flat County. Comment
Read comments
Jun 3 2013
  CAS-BOT-BC24696  Arctostaphylos glandulosa subsp. mollis Ernest Braunton 1902-6-1 486 Los Angeles Griffith Park. Comment
  RSA584694  Arctostaphylos glandulosa subsp. mollis T. S. Ross 1990-6-8 2974 Los Angeles Upper Big Tujunga Canyon (ca. 0.9-1.4 air miles ENE of Barley Flats). 1280 Comment
  CAS-BOT-BC39340  Arctostaphylos glauca John H. Thomas 1957-3-7 6492 Los Angeles South slope of San Gabriel Mts., near State Highway #2, Angeles Crest Highway, about 3.5 miles north of La Canada. 914 Comment
  RSA631441  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20410 Los Angeles Road to Pacifico Mountain, 10.4 km east of Mill Creek Summit. 1760 Comment
  RSA631641  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15636 Los Angeles Aliso Canyon Road, 4 km northwest of Angeles Forest Highway. 1050 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
  UC1584685  Arctostaphylos glauca Jerry Powell 1986-4-17 1493 Los Angeles ca 1 mi nw Castaic; Big Oak Flat Comment
  RSA0034984  Arctostaphylos glauca Lee Haines 1935-7-3 s.n. Los Angeles Tanbark Flat, San Gabriel Mts. Comment
  POM294821  Arctostaphylos glauca var. glauca Lyman Benson 1912-3-12 11607 Los Angeles Claremont, Pacific Slope Drainage Area. 351 Comment
  RSA139612  Arctostaphylos parryana A. E. Wieslander 1938-10-23 816 Los Angeles near head of Swarthout Valley 1982 Comment
  RSA634834  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22056 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA634851  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20556 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA635104  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20470 Los Angeles S of Sulphur Springs Cpgrd, N of Angeles Crest Hwy, San Gabriel Mtns. 1700 Comment
  RSA635150  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22035 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA635272  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20628 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  UCR202743  Arctostaphylos patula R. G. Swinney 2001-8-27 8094 Los Angeles San Gabriel Mtns., Throop Peak, west of Mt. Baden-Powell 2786 Comment
  UCR205221  Arctostaphylos patula R. G. Swinney 2005-8-26 8531 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, peak 6374, c. 1/2 mi. SW of Devils Chair 1943 Comment
  UC2026384  Arenaria macradenia var. kuschei Steve Boyd, Laura Moore, M. Wall 1997-7-24 10019 Los Angeles LIEBRE MOUNTAINS REGION: Summit of Liebre Mountain, saddle between Richardson and Bear canyon, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A). Comment
  RSA66306  Argemone munita subsp. munita F. W. Peirson 1913-07 55 Los Angeles San Antonio Wash, east end of LA Co. Comment
  CAS-BOT-BC102181  Argyranthemum foeniculaceum Timothy S. Ross; Angelika Brinkmann-Busi 1992-3-28 6055 Los Angeles Palos Verdes Peninsula: Palos Verdes Estates: Bluff Cove Comment
  LA9333  Aristida divaricata F. M. Reed; 1905-4-2 3623 Los Angeles Altadena Comment
  SD79018  Artemisia californica R. Mitchel Beauchamp 1967-1-27 105 Los Angeles San Clemente Island, east of Wilson Cove Comment
  UCR212802  Artemisia californica Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1751 Los Angeles Peninsular Ranges; Chino-Puente Hills, San Gabriel River Watershed, Turnbull Canyon, Turnbull Canyon Road 341 Comment
  RSA714588  Artemisia douglasiana A. C. Sanders 2002-8-26 25590 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed: Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa' 305 Comment
  SBBG62499  Artemisia douglasiana R. Hoffmann 1927-9-23 Los Angeles Oak's Garage, Mint Cyn Comment
  RSA758715  Artemisia ludoviciana R. G. Swinney 2008-10-7 9468 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  UCR193144  Artemisia ludoviciana R. G. Swinney 1999-8-16 7654 Los Angeles San Gabriel Mtns., Wrightwood area, Flume Canyon, spring c. 200 m north of Guffy Campground 2445 Comment
  SBBG33817  Artemisia nesiotica F. C. Boutin 1967-4-23 1678 Los Angeles Lemon Tank, dump site 304 Comment
  SEINET222744  Artemisia pycnocephala Leila M. Shultz 1981-4-19 4979 Los Angeles Rancho Santa Ana Botanic Garden Comment
  RSA762882  Artemisia tridentata R. G. Swinney 2008-10-10 9577 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  CAS-BOT-BC97278  Artemisia tridentata subsp. parishii Philip A. Munz 1923-11-11 7802 Los Angeles Newhall Comment
  CATA3522  Asparagus asparagoides Benjamin J. Dion, Morgan Fleming 2018-3-4 003 Los Angeles Santa Catalina Island: Pacific side; under an ironwood grove in the southwest section of the Wells Beach watershed, about 90m downslope from the edge of the Mount Torquemada watershed 364 Comment
  SD197614  Asphodelus fistulosus R. G. Swinney 2008-4-4 8606 Los Angeles San Gabriel Mountains; lower Ham Canyon where it runs through San Dimas Golf Course. 366 Comment
  UCR242044  Asphodelus fistulosus Dan S. Cooper 2012-7-24 712- 32 Los Angeles Western Transverse Range; Santa Monica Mountains, Encinal Canyon Rd. near Malibu Country Club 537 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
  RSA632936  Aspidotis californica Valerie L. Soza, Kent Hughes 1999-6-17 542 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  UCR219407  Aspidotis californica R. G. Swinney 2009-4-1 10238 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon, Monrovia Mountain Park 415 Comment
  RSA85557  Aspidotis californica F. W. Peirson 1919-11-30 1525 Los Angeles South base of San Gabriel Mnts., Middle Eaton Canyon. 610 Comment
  SEINET10529846  Aspidotis californica David B. Dunn 1937-2-28 Dunn UMO 40299 Los Angeles Monrovia Canyon. Comment
  RSA417629  Aster bernardinus Anstruther Davidson 1890-09 1021 Los Angeles Cienega, Los Angeles. Comment
  RSA5538  Aster bernardinus C. B. Wolf 1932-9-16 4104 Los Angeles Bryant Ranch, 100 to 150 ft W of State Highway at SE corner of Pacific Western Oil Co. lease in 1705 acre portion 2 Comment
  RSA729100  Astragalus bicristatus R. G. Swinney 1999-7-5 7509 Los Angeles San Gabriel Mtns.:Head of Cedar Canyon, ridge c. 200 m north of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2. 2323 Comment
  SBBG68399  Astragalus bicristatus R. Hoffmann 1929-5-19 Los Angeles Los Angeles Recreation Park 1828 Comment
  LA202387  Astragalus didymocarpus var. didymocarpus Arthur C. Gibson; 2005-5-5 5085 Los Angeles Comment
  RSA90175  Astragalus lentiginosus var. variabilis F. W. Peirson 1922-7-7 3194 Los Angeles Ranger's Cabin, Swartout Valley. 1799 Comment
  RSA479534  Astragalus leucolobus Steve Boyd, Laura Kopase 1987-6-8 2076 Los Angeles 5 miles WNW of Wrightwood in Cedar Canyon near jct. w/ Mescal Creek. 1524 Comment
  RSA598385  Astragalus miguelensis J. P. Rebman, Jonathan Dunn 1996-4-29 3103 Los Angeles San Clemente Island: Eel Cove and Eel Cove canyon on west side of island. 10 Comment
  SD66852  Astragalus miguelensis R. Mitchel Beauchamp 1967-3-19 323 Los Angeles San Clemente Isalnd, Sherman Field, sandy area south of the runway Comment
  UC1929457  Astragalus miguelensis Mark Elvin, Orlando Mistretta 1996-3-24 120 Los Angeles Channel Islands; San Clemente Island: W On dunes. Comment
  RSA151217  Astragalus nevinii P. H. Raven 1962-5-8 17624 Los Angeles Near western shore of island, opposite Wilson Cove, San Clemente Island. 46 Comment
  CAS-BOT-BC194249  Astragalus pachypus R. G. Swinney 2009-5-12 10755 Los Angeles Lower Braniard Canyon, 1.4 - 1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock, Transverse Range 1088 Comment
  RSA599813  Astragalus purshii var. tinctus Steve Boyd, Lauren Raz 1997-3-26 9387 Los Angeles Liebre Mountains region: Sierra Pelona Ridge, Willow Spring on the southern flank of Martindale Canyon near the northern end of Bouquet Canyon, south of the upper end of the reservoir along Forest Service Road 6N08. 1311 Comment
  SEINET12160085  Astragalus purshii var. tinctus J. F. Bright, Wyman, C. 1933-1 8332 Los Angeles Antelope Valley Comment
  JEPS127386  Astragalus trichopodus Robert Steers 2004-12-21 Los Angeles Palos Verdes Peninsula. Rancho Palos Verdes. Comment
  RSA725901  Astragalus trichopodus A. C. Sanders 2003-5-1 26256 Los Angeles Western San Gabriel Mtns.: SE slopes of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and ESE of the filtration plant, Newhall Ranch property. 396 Comment
  UCD105446  Astragalus trichopodus Daryl Koutnik; American Birder 1978-4-15 370 Los Angeles Porter Ranch in the San Fernando Valley, west of Limekiln Canyon. 609 Comment
  UCR127179  Astragalus trichopodus A. C. Sanders 2003-6-20 27000 Los Angeles Western Transverse Range/Santa Clara River Watershed, 'Off-haul Canyon' between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and c. 1 km NNW of Mayo Spur, Newhall Ranch 366 Comment
  SEINET10484098  Astragalus trichopodus subsp. leucopsis Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4805 Los Angeles Santa Catalina Island; Catalina Conservancy Land, lower Cape Canyon Reservoir. Along Cape Canyon Trail (Road), .4 miles from junction to Airport Road. 8 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 500 Comment
  CAS-BOT-BC194074  Astragalus trichopodus var. lonchus Lewis S. Rose 1940-3-15 40123 Los Angeles Point Fermin 91 Comment
  RSA415739  Astragalus trichopodus var. lonchus E. A. Purer, Freda Detmers 1931-3-19 s.n Los Angeles Los Angeles; along Manchester Ave near Vermont Comment
  CAS-BOT-BC199092  Astragalus trichopodus var. phoxus Ernest C. Twisselmann 1959-6-2 5336 Los Angeles Old Ridge Route, 3.7 miles south of Sandberg's Lodge 1143 Comment
  RSA90213  Astragalus trichopodus var. phoxus F. W. Peirson 1920-3-28 2099 Los Angeles Low hill at foot of Tujunga Canyon, west end of San Gabriel Mtns. 457 Comment
  CDA6214  Atriplex halimus R. E. Riefner Jr. 2007-9-23 07 -405 Los Angeles Palos Verdes Peninsula, Palos Verdes Drive West, vicinity of Bluff Cove to Malaga Cove. Comment
  UCR125261  Atriplex heterosperma A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25539 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, at circular cement cattle trough on south side of valley 366 Comment
  UC284146  Atriplex leucophylla P. A. Munz 1923-4-11 6765 Los Angeles bluffs w coast San Clemente Island; w coast San Clemente Island Comment
  UCR103758  Atriplex parryi David Charlton 1989-5-25 3196 C Los Angeles W Mojave Desert, NW edge of Lancaster, between Ave. G and H on 30th St. West 701 Comment
  CHSC95748  Atriplex semibaccata Joseph Marlowe Keefe 2001-1-19 30889 Los Angeles San Rafael Mountains. South facing slope on north side of Upperton Avenue (north across the street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, California, 90042. 262 Comment
  RSA442167  Atriplex semibaccata F. H. Elmore 419 Los Angeles San Clemente Island. Comment
  UCR209318  Atriplex semibaccata A. C. Sanders 2009-11-6 37224 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA453954  Atriplex semibaccata L. E. Hoffman 1931-8-18 s.n. Los Angeles Hermosa Beach. Comment
  RSA422253  Atriplex serenana Anstruther Davidson 1900-07 2941 Los Angeles City streets, Los Angeles. Comment
  RSA600398  Avena barbata V. W. Steinmann 1996-4-7 823 Los Angeles San Gabriel Mountains, ca. 1 kilometer from trailhead at Cow Canyon Saddle along Coldwater Canyon Truck Trail. 1350 Comment
  RSA614152  Avena barbata J. Gural 1997-3-8 19 Los Angeles Bernard Field Station of the Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard., 34 deg 06'39N, 117 deg 42'48W. 412 Comment
  RSA385391  Avena fatua Anstruther Davidson 1917-04 3217 Los Angeles Alvarado Street, Los Angeles. Comment
  UCD56297  Avena fatua Robert F. Thorne; P. Everett 1964-2-7 33452 Los Angeles E end of Santa Catalina Island. Lower end of Pebbly Beach Canyon. 76 Comment
  UCR178905  Avena fatua R. G. Swinney 1989-6-27 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon at 'Owl Flats', 1.5 mi. northeast of Glendora Mtn. Road 457 Comment
  RSA607697  Azolla filiculoides Scott D. White 1997-11-5 6011 Los Angeles Malibu Coast: Mouth of Trancas Cyn., north of Pacific Coast Hwy. USGS Point Dume quad. 34 deg 2'N, 118 deg 50.5'W 7 Comment
  CAS-BOT-BC53695  Azolla filiculoides Robert F. Thorne; D. Propst; M. Hoefs 1974-9-12 45109 Los Angeles Santa Catalina Island: on surface of stream and reservoir in Cottonwood Canyon below Rancho Escondido. 106 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
  UCR210445  Baccharis pilularis R. G. Swinney 2008-12-6 9979 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
  OBI56533  Baccharis pilularis var. consanguinea Louis C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mtns: Placerita Cayn ca. 1/2 mi beyond Oak of the Golden Dream (same location as spring collection). Comment
  RSA232625  Baccharis salicifolia Larry E. DeBuhr, Gary D. Wallace 1972-9-2 692 Los Angeles San Clemente Island: base of canyon 1.5 miles north of Eel Point. 30 Comment
  RSA581013  Baccharis salicifolia Jamie Kneitel 1994-4-28 34 Los Angeles San Gabriel Mountains: Dexter Park 610 Comment
  RSA656131  Baccharis salicifolia Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 669 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 518 Comment
  RSA713823  Baccharis sarothroides Mark Elvin 2003-6-12 2947 Los Angeles Santa Clarita Valley: Newhall Ranch, S of Magic Mountain Amusement Park, W of The Old Road. 366 Comment
  SEINET11861852  Baileya pauciradiata J. F. Bright, Wyman, C. 1931-4-12 5301 Los Angeles Antelope Valley Comment
  UCR230270  Bassia hyssopifolia Dan S. Cooper 2011-8-30 s.n. Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  LA50822  Bassia hyssopifolia A. M. Johnson; 1932-5-14 4068 Los Angeles Santa Monica Mountains, mouth of canyon, Pacific Palisades Comment
  SBBG128198  Bassia hyssopifolia M. G. Simpson, A. Russell, J. Dunn 2000-7-20 2191 Los Angeles disturbed area S of rd at northern tip of island, W of NW Harbor 15 Comment
  SFV7292  Bellis perennis T. Gordon, K. Kimbrough 1975-1-17 789 Los Angeles Grass lawn at Washington Street on Venice Beach. Directly adjacent to Venice Fishing Pier. Comment
  CAS-BOT-BC75760  Berberis nevinii Alice Eastwood 1919-6-21 s.n. Los Angeles San Fernando. Comment
  HSC24275  Beta vulgaris Art Hastings 1968-6-6 41 Los Angeles California State College at Los Angeles in San Gabriel Valley 122 Comment
  CAS-BOT-BC102043  Bidens laevis F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles river bottom. Near Los Angeles Comment
  RSA582474  Bidens pilosa Timothy S. Ross, Steve Boyd 1993-5-23 7217 Los Angeles Western Arcadia: slope on the N side of the Foothill Freeway (I-210) between Michillinda Avenue and its west-bound off-ramp. 198 Comment
  SEINET3133936  Bidens pilosa Unknown 1902-5-31 2484 Los Angeles along streets, Inglewood Comment
  RSA683192  Bituminaria bituminosa Scott D. White 2003-10-14 9827 Los Angeles Foothills above Sierra Madre; LA Dept. of Public Works Auburn debris basin, above the north terminus of Auburn Ave. (Mt. Wilson) 396 Comment
  HSC2999  Bloomeria crocea var. crocea David Porter 1965-5-14 Los Angeles Along Mulholland Hwy., 1 mi. W of Canyon Rd. 305 Comment
  RSA177695  Bloomeria crocea var. crocea Robert F. Thorne, Percy C. Everett 1965-5-10 34467 Los Angeles Santa Catalina Island: N slope of Black Jack Mountain. 457 Comment
  CAS-BOT-BC482062  Bloomeria crocea var. crocea S. M. Kaune 1962-6-13 388 Los Angeles Ca. 15-20 mi. S of Tejon Pass; on route toward Castaic; off of Hwy 99, Just S of and above Oso Canon; SW end of the Tehat-Chapt Mtns; Angeles National Forest. Comment
  RSA802555  Boechera arcuata Orlando Mistretta, Christine Mistretta 2011-7-6 5914 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  CAS-BOT-BC16083  Boechera californica Alice Eastwood 1919-5-29 8937 Los Angeles San Gabriel Canyon. Comment
  RSA0129465  Boechera pulchra Scott D. White, Pam De Vries 2006-5-10 11447 Los Angeles St Tehachapi: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  UCR141381  Boechera pulchra A. C. Sanders, D. Malueg 1998-6-22 22045 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  SEINET7547706 Image available Bolboschoenus maritimus Scott D. White 1996-5-15 4041 Los Angeles Southern Coastal region: Marina Del Rey Area; Ballona Creek floodplain W of Lincoln Blvd. & S of Jefferson Blvd. Venice 7.5' Q 3 Comment
  CAS-BOT-BC145864  Bothriochloa barbinodis Carl B. Wolf 1932-10-3 4206 Los Angeles Santa Catalina Island. Road to Renton Mine, about 1 mile from junction with Wrigley Drive. 304 Comment
  CLARK-A1528-4499  Bothriochloa barbinodis John C. Roos 1937-6-29 1483 Los Angeles Malibu Comment
  CAS-BOT-BC95420  Bowlesia incana P. A. Munz; Street; Williams 1919-4-19 2471 Los Angeles Lone Hill Comment
  IRVC26448  Bowlesia incana A. C. Sanders, Mark Elvin, et al. 2003-3-5 25709 Los Angeles Newhall Ranch, "Grapevine Mesa" ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon NE end of Santa Susana Mtns. 335 Comment
  SBBG98415  Bowlesia incana T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5279 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 304 Comment
  POM129266  Boykinia rotundifolia L. R. Abrams 1901-07 1872 Los Angeles San Gabriel Mountains: West Fork of San Gabriel River. Comment
  POM21368  Boykinia rotundifolia Fordyce Grinnell Jr. 1917-7-29 s.n. Los Angeles Upper Millard's Canyon, San Gabriel Mountains. Comment
  RSA729885  Boykinia rotundifolia R. G. Swinney 1998-8-28 6843 Los Angeles San Gabriel Mtns.: Stoddard Canyon at Stoddard Falls 915 Comment
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Dec 10 2020
  RSA733663  Boykinia rotundifolia R. G. Swinney 1998-7-24 6568 Los Angeles San Gabriel Mtns.: Upper Fish Fork of San Gabriel River. 1585 Comment
  RSA0042795  Brassica campestris Elwood Fordham 1951-3-15 s.n. Los Angeles Topanga. 92 Acres Trippet Prop. 289 Comment
  SEINET10937390  Brassica campestris David B. Dunn 1937-3-14 Dunn UMO 40311 Los Angeles Palos verdes. Comment
  UCR259133  Brassica geniculata R. G. Swinney 2010-5-4 12535 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
  UCR272362  Brassica geniculata R. G. Swinney 2011-6-20 15223 Los Angeles San Gabriel Mountains, Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1573 Comment
  SD31206  Brassica nigra Edith A. Purer 1931-3-12 Los Angeles Palos Verdes Hills Comment
  SEINET10871506  Brassica nigra David B. Dunn 1955-5-6 Dunn 11859 Los Angeles Collected in stoddard canyon below the ford in rd. In san antonio canyon. About 1.25 years after fire went through stripping the chaparral out. A few of the sycamores 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
  UCR152467  Brassica tournefortii A. C. Sanders, Lee Jones 2005-4-8 29324 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  CAS-BOT-BC100422  Brickellia californica L. R. Abrams 1916-10-31 6393 Los Angeles Fremont's Pass 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
  RSA754202  Brickellia californica Ellen Mackey, Blake Whittiington 2006-10-11 NFWF- 1813 Los Angeles San Gabriel River Watershed; next to reservoir. 463 Comment
  UC1930126  Brickellia californica Mark Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 350 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest. Glendora Ridge Road. On road cuts. 1.55 mi W of gate, just W of Cow Canyon Saddle. Comment
  RSA584317  Brickellia desertorum Timothy S. Ross, Steve Boyd 1991-3-23 4262 Los Angeles Lovejoy Buttes, on the Mojeve Desert: NE portion on the main buttes, W of Lovejoy Springs. Lovejoy Buttes 927 Comment
  RSA636095  Brickellia nevinii L. C. Wheeler 1953-9-12 7051 Los Angeles San Gabriel Mountains: South fork Big Rock Creek, near mouth. Comment
  UC1584228  Brickellia nevinii Tim Ross and Steve Boyd 1990-6-6 2864 Los Angeles on slope at sw edge of Piru Pond, Los Padres National Forest Los Padres National Forest, Piru Pond 644 Comment
  SD185079  Bromus carinatus A. C. Sanders, Lee Jones 2005-4-8 29322 Los Angeles Palos Verdes Peninsula, old Marineland site on Long Point. 2 Comment
  SD31189  Bromus carinatus Edith A. Purer 1931-3-20 953 Los Angeles Palos Verdes Hills; hillsides Comment
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Jul 11 2010
  LA200935  Bromus carinatus var. carinatus Peter H. Raven; 1960-5-15 15355 Los Angeles Santa Monica Mountains1, Piuma Road 2.1 mi. E of Rambla Pacifica 487 Comment
  RSA606023  Bromus carinatus var. carinatus L. C. Wheeler 1968-5-31 s.n. Los Angeles Devil's Canyon, Campground Vicinity. 1220 Comment
  POM363400  Bromus diandrus Donald Tahara 1975-5-27 65 Los Angeles Puma [Piuma] Road 0.5 mile south of Malibu Canyon. Comment
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Apr 10 2014
  RSA0058248  Bromus diandrus Richard G. Swinney 2010-4-20 12278 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  SD39684  Bromus diandrus Edith A. Purer 1931-4-9 Los Angeles El Segundo, on dunes Comment
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Jul 10 2010
  IRVC26648  Bromus grandis L. C. Wheeler 1933-7-4 1894 Los Angeles San Dimas Canyon. Transverse Ranges, San Gabriel Mountains 534 Comment
  RSA221478  Bromus hordeaceus Arthur C. Gibson 1971-4-16 1851 Los Angeles [San Gabriel Mountains] Near mouth opening into San Antonio Canyon, Stoddard Canyon, Angeles National Forest 738 Comment
  UCD58713  Bromus hordeaceus Frank W. Gould 1944-4-12 2283 Los Angeles 120th Street near Western Avenue. Comment
  CATA689  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-4-26 1181 Los Angeles Santa Catalina Island: Bluff southeast of Pebbly Beach, between Edison power plant and City dump 88 Comment
  CATA846  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-6-26 1446 Los Angeles Santa Catalina Island: Upper Cape Canyon at Cape Canyon Reservoir 390 Comment
  UC1922852  Bromus madritensis subsp. rubens Valerie Soza, Miriam Sidibeh 2003-3-26 1596 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of La Tuna Canyon, Haines Canyon Park vicinity, south of Dorothy and Estepa Dr. intersection. 625 Comment
  CAS-BOT-BC162086  Bromus pseudolaevipes Le Roy Abrams 1901-6-1 1704 Los Angeles Santa Monica Mountains. Comment
  UCR208025  Bromus pseudolaevipes F. R. Fosberg 1931-4-7 S- 4501 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Beach 20 Comment
  POM363925  Bromus rubens Gary D. Wallace 1979-4-12 1673 Los Angeles Monrovia. Comment
  POM50862  Bromus rubens Le Roy Abrams 1901-04 1207 Los Angeles Ballona Harbor, Los Angeles Comment
  RSA624541  Bromus sterilis L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains: Sand Canyon at Bear Canyon. 610 Comment
  RSA771632  Bromus tectorum R. G. Swinney 2009-6-2 10996 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  UCR223466  Bromus tectorum R. G. Swinney 2009-5-28 10923 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UCR273762  Bromus tectorum R. G. Swinney 2011-5-10 14635 B Los Angeles San Gabriel Mountains, Angeles Natl. Forest, 'Manzanita Mt.', at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center 629 Comment
  UC1109344  Bromus trinii Peter H. Raven 1962-4-10 17185 Los Angeles above Wilson Cove (San Clemente Island); San Clemente Island 60 Comment
  CATA3187  Caesalpinia spinosa Julia Parish, Margie Pfeffer 2016-8-19 004 Los Angeles Santa Catalina Island: North side of road east of Avalon dump 45 Comment
  SD143981  Cakile maritima Scott D. White 1997-3-12 4732 Los Angeles Zuma Beach area: mouth of Zuma Creek, east end of the County beach. 7 Comment
  SEINET3860414  Calandrinia ciliata R. G. Swinney 2009-3-19 10150 Los Angeles San Gabriel Mtns. Foothills: Azusa, 0.7 mi. north of Sierra Madre Ave. on north of San Gabriel River channel, ca 100 m north of Hwy 39.; 0 230 Comment
  RSA0116195  Calandrinia ciliata Steven A. Junak 2000-4-15 SCa- 1204 Los Angeles Santa Catalina Island. On W side of road to Lone Tree, ca. 0.1 mi. from junction w/ Divide Road. 479 Comment
  RSA2998  Calandrinia ciliata C. B. Wolf 1932-3-4 2670 Los Angeles Thompson Creek: S base of San Gabriel Mountains, 3-4 mi. N of Claremont. 457 Comment
  RSA466545  Calandrinia ciliata M. B. Dunkle 1938-3-20 5254 c Los Angeles Rolling hills, Palos Verdes Hills, Los Angeles. Comment
  RSA630750  Calandrinia ciliata L. C. Wheeler 1973-4-8 s.n. Los Angeles Kagel Canyon. 601 Comment
  UCR230152  Callitriche marginata A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale, et al. 2010-3-29 37636 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, ephemeral stream c. 0.7 mile ESE (103 deg. ) of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1015 Comment
  UCR258510  Calocedrus decurrens R. G. Swinney 2010-9-13 13810 Los Angeles San Gabriel Mountains, Crystal Lake, within 100 m of shoreline 1691 Comment
  RSA377243  Calochortus albus Robert Kessler s.n. Los Angeles Fish Canyon, San Gabriel Mountains. Comment
  SBBG108131  Calochortus catalinae S. L. Crockett, S. Schueller 1997-3-8 560 Los Angeles point overlooking Cottonwood beach, ca. 25 m W of rd 79 Comment
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Sep 10 2007
  CAS-BOT-BC132338  Calochortus clavatus Geo. B. Grant 1904-6-25 s.n. Los Angeles San Gabriel [Canon] Canyon Comment
  LA200771  Calyptridium monandrum Jonathan Sauer; John O'Leary 1978-4-18 5997 Los Angeles Santa Monica Mountains, Topanga Canyon State Park Comment
  UCR41716  Calyptridium monandrum G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  SFV6175  Calystegia macrostegia R. M. Muran 1974-5-16 76 Los Angeles Santa Monica Mountains Cold Creek Canyon. 427 Comment
  UCR131409  Calystegia macrostegia Alison Lipman 1998-9-28 s.n. Los Angeles South Coastal Plains Region, George F Canyon, Palos Verdes Peninsula 305 Comment
  UCR97797  Calystegia macrostegia Scott D. White 1997-3-12 4765 Los Angeles Western Transverse Range; Santa Monica Mtns., NW of Zuma Beach. Encinal Canyon Road between Pacific Coast Highway & Mulholland Highway 610 Comment
  CAS-BOT-BC224312  Calystegia macrostegia subsp. amplissima Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  LA50073  Calystegia macrostegia subsp. cyclostegia Harlan Lewis; 1940-4-3 1281 Los Angeles Santa Monica Mountains, 10 mi. W of Malibu Beach Comment
  RSA226218  Calystegia macrostegia subsp. intermedia Gary D. Cromwell, David W. Wheat 1971-5-8 646 Los Angeles Mystic Canyon, 2 mi NE of Glendora, near firebreak on ridge to west of Canyon 609 Comment
  RSA422201  Calystegia macrostegia subsp. intermedia R. J. Tinkler 1969-7-4 s.n. Los Angeles Lopez Canyon Road, San Fernando. Comment
  SD112015  Calystegia macrostegia subsp. intermedia Betsy Carpenter, Linda Allen 1975-3-20 Los Angeles Santa Catalina Island; mid-Avalon Canyon-Hour Trail. Comment
  SDSU14830  Calystegia macrostegia subsp. macrostegia Patrick McConnell 2003-4-27 28 Los Angeles Chalk Canyon, approx 1/2 mile inland from Horse Beach, growing among Rhus, Encelia and Malacothamnus clementinus, SHOBA zone of San Clemente Island. 30 Comment
  HSC86145  Calystegia occidentalis subsp. fulcrata David Charlton 1986-6-15 293 Los Angeles Lightning Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy., ca. 4 mi. NW of the San Bernardino Co. line and 5 mi. NW of Wrightwood 2256 Comment
  RSA764508  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-1 2588 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 44 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1047 Comment
  RSA66534  Camelina microcarpa F. W. Peirson 1922-7-7 3181 Los Angeles Ranger's Cabin, Swartout Valley. 1799 Comment
  POM50049  Camissonia californica L. R. Abrams 1901-4-3 1271 Los Angeles Santa Monica Mountains. Comment
  POM9660  Camissonia californica P. A. Munz, R. D. Harwood 1920-5-15 3946 Los Angeles Sepulveda Canyon, Santa Monica Mountains 244 Comment
  SEINET3093226 Image available Camissonia campestris Norman C. Cooper, D. Cooper 1948-4-21 2682 Los Angeles Littlerock. 762 Comment
  SD90247  Camissonia campestris Benjamin C. Stone 1952-3-21 1 Los Angeles Blanchard Park, Claremont. Comment
  UCR79375  Camissonia confusa Steve Boyd, Orlando Mistretta 1993-5-18 8149 Los Angeles W San Gabriel Mtns, N of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Upper Sombrero Canyon, just below western end of Sombrero Road (36N4) 915 Comment
  RSA598936  Camissonia graciliflora Steve Boyd, T. S. Ross 1997-3-21 9195 A Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  UCR127637  Camissonia graciliflora Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2915 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  RSA449005  Camissonia ignota H. E. Hasse 1893-08 s.n. Los Angeles Acton. Comment
  RSA580462  Camissonia strigulosa Tim S. Ross, Steve D. Boyd 1994-5-11 7795 Los Angeles Atmore Meadows: between Liebre and Sawmill Mountains; streams draining southward to the North Fork of Fish Canyon. (sections not demarcated). 1317 Comment
  RSA454098  Camissonia strigulosa H. Twining 1888-1 s.n. Los Angeles Rincon. Old river bed. Comment
  JEPS33751  Camissoniopsis bistorta I. W. Clokey and E. G. Anderson 1931-3-11 5332 Los Angeles San Gabriel Canyon 900 Comment
  SBBG131814  Camissoniopsis guadalupensis S. A. Junak, B. Collins 1991-4-24 SCI 205 Los Angeles just S side of Eel Cove Cyn 30 Comment
  SDSU3390  Camissoniopsis pallida subsp. pallida H. Wedberg 1958-4-1 222 Los Angeles At northwest end of Vallecito Valley, about 13.4 miles south of Hwy 78. Comment
  JEPS51657  Canbya candida Frank W. Peirson 1921-5-19 2412 Los Angeles San Gabriel Mountains, Little Rock Creek, North Slope Cajon Pass North Slope Cajon Pass; San Gabriel Mountains, Little Rock Creek 1036 Comment
  PASA445  Canbya candida Frank W. Peirson 1926-4-26 Los Angeles 6 miles west of Rock Creek (old road). Mohave desert Comment
  RSA0038394  Capsella bursa-pastoris L. Haines 1949-3-25 s.n. Los Angeles Canoga Park 243 Comment
  RSA530953  Capsella bursa-pastoris B. C. Templeton 1932-6-19 4933 Los Angeles Big Pines Park, San Gabriel Mountains. 2091 Comment
  POM369319  Cardamine californica var. integrifolia Richard C. Barkelew 1929-4-23 15964 Los Angeles Mulholland Highlands near LA. Comment
  RSA653865  Cardamine oligosperma Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 882 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
  UCR220372  Cardamine oligosperma R. G. Swinney 2009-4-16 10362 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
  CDA19946  Cardaria chalepensis J. Santos 2002-7-1 PDR 053581 Los Angeles Southern California; 98th St W & Leona Valley Ave. 0 Comment
  CATA1391  Carduus pycnocephalus Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2529 Los Angeles Santa Catalina Island: Below airport runway, by Buffalo Springs Reservoir 438 Comment
  UCR182697  Carex R. G. Swinney 1997-8-6 5771 Los Angeles San Gabriel Mtns, along Big Pines Hwy, c. 0.5 mi. west of Hwy 2 junction, east of Jackson Lake 2024 Comment
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Sep 12 2018
  RSA17175  Carex alma Carl B. Wolf 1936-5-27 7837 Los Angeles Indian Canyon Camp, 2 miles off Soledad Canyon 915 Comment
  RSA191176  Carex alma Robert F. Thorne 1967-7-19 37160 Los Angeles San Gabriel Mountains. 1981 Comment
  POM308908  Carex barbarae Kay H. Beach 1943-8-27 672 Los Angeles On trail to Wolfskill Falls, San Dimas Experimental Forest, U.S. Forest Department. San Gabriel Mountains. Comment
  CAS-BOT-BC118971  Carex pellita Ivan Murray Johnston 1917-5-13 s.n. Los Angeles El Monte, ditch along RR. 114 Comment
  RSA603390  Carex spissa L. C. Wheeler 1975-4-23 s.n. Los Angeles San Gabriel Mountains Region: Big Tujunga Wash, just below Foothill Blvd. Comment
  RSA254327  Carex triquetra James R. Shevock 1975-3-22 4021 Los Angeles 1 mile west of Black Jack Campground, Cottonwood Canyon. 290 Comment
  UC1551894  Castilleja affinis subsp. affinis Lyman Benson 1947-4-29 12344 Los Angeles Indian Hill Blvd., Claremont; Claremont 426 Comment
  POM17846  Castilleja applegatei subsp. martinii Philip A. Munz 1923-8-31 7686 Los Angeles ridge south of Swartout Valley 2500 Comment
  SBBG66951  Castilleja applegatei subsp. pinetorum R. Hoffmann 1929-4-26 Los Angeles 5 mi W of Castaic Comment
  SBBG128318  Castilleja exserta subsp. exserta M. L. Hoefs, D. R. Hoefs, h. Greene 1992-4-15 1773 Los Angeles open slope above Parson's Landing 213 Comment
  UCR274955  Castilleja exserta subsp. exserta Michael Honer, Rachel Woodard 2006-4-12 2182 Los Angeles Tehachapi Mountains area, Hills above Oso Cyn.; c. 1.5 miles NNW of Quail Lake, 2 miles west of cement plant rd. 1128 Comment
  POM147409  Castilleja exserta subsp. exserta Thos. Craig 1927-6-19 476 Los Angeles Between Acton and Ravenna. Comment
  RSA187712  Castilleja foliolosa Robert F. Thorne 1966-4-5 35802 Los Angeles Santa Catalina Island. Along paved road on N slope Black Jack Mt. 412 Comment
  UC1409140  Castilleja foliolosa Robert F. Thorne and C. W. Tilforth 1973-4-20 43117 Los Angeles Mormon Rocks and Cajon Canyon San Gabriel Mts., San Bernardino National Forest (Mojave Desert slope) 1036 Comment
  RSA0073229  Castilleja miniata Bonnie C. Templeton 1931-5-17 1210 Los Angeles Boquet Canyon, San Gabriel Mts. Comment
  UC1375268  Castilleja miniata subsp. miniata Robert F. Thorne 1971-8-25 41255 Los Angeles nw slope Mt. Hawkins (Lily Springs); San Gabriel Mts., Angeles National Forest, Lily Spring Comment
  UC131115  Castilleja plagiotoma Katharine Brandegee May 1909 Los Angeles Lancaster Comment
  RSA774282  Castilleja pruinosa R. G. Swinney 2009-6-8 11084 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA531095  Caulanthus amplexicaulis var. amplexicaulis H. E. Hasse, Davidson 1906-6-1 1505 Los Angeles Lowell Mine, Big Rock Creek Comment
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Nov 19 2015
  CAS-BOT-BC38295  Caulanthus cooperi Lewis S. Rose 1937-4-9 37080 Los Angeles 6 miles southeast of Llano. 1036 Comment
  UCR60927  Caulanthus cooperi Steve Boyd, Orlando Mistretta 1986-3-31 1533 Los Angeles Mojave Desert, Hwy 138, 4 mi east of junction with Hwy 18, NE of Pinyon Hills Comment
  RSA594741  Caulanthus coulteri Timothy S. Ross 1995-4-7 8363 Los Angeles TEMPLIN HIGHWAY ca. 1800-1900 ft NE of its inter- section with the Old Ridge Route. 823 Comment
  SBBG15887  Caulanthus heterophyllus W. G. Webb 1935-3-3 Los Angeles San Rafael Hills, N of Glendale (cf. var. pseudosimulans Buck, nom. illegit.) Comment
  CAS-BOT-BC40212  Caulanthus lasiophyllus Peter H. Raven 1962-3-27 16994 Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 miles east of Portugese Bend. Comment
  SBBG15505  Caulanthus lasiophyllus W. G. Webb 1935-4-17 Los Angeles Arroyo Seco Comment
  RSA0080771  Caulanthus lasiophyllus var. rigidus R. G. Swinney 2010-5-19 12790 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  JEPS82371  Ceanothus W. L. Jepson 1939-4-14 19113 Los Angeles a canyon head just below Topanga Canyon summit Santa Monica Mountains Comment
  RSA399160  Ceanothus arboreus George B. Grant, Walter Wheeler 1904-4-21 1931 Los Angeles Santa Catalina Island Comment
  UC1779763  Ceanothus arboreus Dean Kelch 1991-3-17 01 .320 Los Angeles 2 lm N of Avalon, Santa Catalina Island. Comment
  CAS-BOT-BC48727  Ceanothus crassifolius Carl B. Wolf 1936-5-27 7844 Los Angeles San Gabriel Mts., Indian Canyon Camp, 2 mi. off Soledad Canyon 914 Comment
  RSA244388  Ceanothus crassifolius Robin S. Collins 1973-3-11 207 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon 610 Comment
  RSA398872  Ceanothus crassifolius Albert J. Perkins 1913-2-23 s.n. Los Angeles Mt. Wilson Trail. 762 Comment
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Jun 16 2012
  RSA580973  Ceanothus crassifolius Catherine A. Mish 1995-3-9 22 Los Angeles Santa Monica Mts., Hollywood Reservoir. 250 Comment
  SFV21978  Ceanothus crassifolius V. Soza, L. Gross, R. Kopelov 2000-3-30 661 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Northeastern side of La Tuna Canyon, north of 210 Freeway and La Tuna Canyon Road. South-southwest of Haines Canyon Ave. and Elmhurst Drive junction, Haines Canyon Park. West-facing slope of canyon sides in area cleared and open above near housing. 549 Comment
  UC450930  Ceanothus crassifolius F. A. M. 1931-3-13 70 Los Angeles Tuna Canyon Verdugo Hills Comment
  UCR16500  Ceanothus crassifolius Richard Minnich 1968-4-18 41868- 08 Los Angeles San Gabriel Mtns., 5 miles north of San Antonio Dam on the Mt Baldy Rd 1006 Comment
  SBBG71367  Ceanothus crassifolius var. crassifolius unknown 1894-3-11 Los Angeles Mt Lowe Comment
  UC79865  Ceanothus cuneatus var. cuneatus Katharine Brandegee May 1889 Los Angeles Pasadena Comment
  UC1584219  Ceanothus greggii var. vestitus Tim Ross and Steve Boyd 1990-5-17 2591 Los Angeles Mill Creek Tree Plantation San Gabriel Mts., Angeles National Forest (Tujunga District,) Comment
  SBBG68457  Ceanothus leucodermis M. N. Ackley -Apr-1929 Los Angeles La Crescenta 365 Comment
  RSA304774  Ceanothus leucodermis James R. Shevock 1971-3-15 787 Los Angeles Angeles Crest Hwy, Los Angeles 762 Comment
  JEPS98621  Ceanothus megacarpus Dean Kelch 1993-6-1 Los Angeles Glendale Hills Glendale 120 Comment
  RSA246621  Ceanothus megacarpus var. insularis F. R. Fosberg 1931-5-6 S 4796 Los Angeles Cape Canyon. Santa Catalina Island. 240 Comment
  POM265803  Ceanothus oliganthus J. C. Roos 1942-3-7 1106 Los Angeles On brushy delta, La Canada Comment
  UCD112294  Ceanothus oliganthus M. Vincent 1963-5-7 345 Los Angeles Santa Susana Mts., 1/2 mile east of the Ventura County line near the top of the pass. Santa Susana Pass Road, 1/2 mile off of the road on a small path. 488 Comment
  RSA0040254  Ceanothus oliganthus Ora M. Clark 1929-3-24 1786 Los Angeles Santa Susanna Mountains, So. Calif. Comment
  UC574961  Ceanothus oliganthus var. oliganthus Carl Epling, R. Fowler, K. Kneen April 1933 Los Angeles Boney Ridge Santa Monica Mts. Comment
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Nov 11 2014
  SJSU10911  Ceanothus oliganthus var. sorediatus G. A. Kattenhorn 1967-3-24 Los Angeles Little Dalton Cr, N of Glendora, San Gabriel Mts Comment
  UC1071370  Ceanothus spinosus P. L. Johannsen 1934-1-18 230 Los Angeles Topanga Canyon Calabasas Quarangle Comment
  UC18426  Ceanothus spinosus State Survey 1860-12-15 56 Los Angeles Sierra Santa Monica Comment
  PASA2520  Ceanothus vestitus Sally Ellis 1939-5-5 Los Angeles Mohave desert Comment
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Nov 20 2014
  RSA0107273  Centaurea cyanus R. G. Swinney 2011-6-30 15374 Los Angeles San Gabriel Mountains: 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon. 1085 Comment
  UC894385  Centaurea melitensis Ezra C. Knopf 128 Los Angeles Santa Catalina Island Comment
  RSA659857  Centaurea melitensis Chris White 1991-5-12 4 Los Angeles Royal Palms. Comment
  UCR78908  Centaurea repens David Charlton 1991-5-28 5345 Los Angeles Western Mojave Desert, Piute Ponds, SW corner Edwards AFB, at E end of Ave. C 703 Comment
  RSA607972  Centaurea repens L. C. Wheeler 1968-7-18 s.n. Los Angeles Claremont: Just W of 200 E. Dartmouth St., 2 miles NE of La Verne.. . Comment
  UC56491  Centaurium exaltatum Ernest Braunton Jul 1902 534 Los Angeles Los Angeles River Comment
  SEINET12281526  Centaurium venustum C. L. Abbot 1926-1 s.n. Los Angeles Los Angeles Comment
  CAS-BOT-BC288831  Centromadia parryi subsp. australis Carl B. Wolf 1932-9-16 4098 Los Angeles Bryant Ranch, 100-150 ft W of State Highway at extreme SE corner of Pacific Western Oil Co lease 3 Comment
  CAS-BOT-BC279597  Centromadia pungens subsp. pungens Ernest Braunton 1903-6-1 899 Los Angeles L. A. River Comment
  RSA0068080  Centrostegia thurberi R. G. Swinney 2010-5-19 12843 Los Angeles Horseshoe bend in Pacific Telephone Access Rd., 0.3 air miles NNE of Oracle Hill Summit, 2.1 air miles due east of Angeles Forest Hwy, 0.8 air miles due west of Mt. Emma Rd. 1207 Comment
  RSA571274  Centrostegia thurberi Steve Boyd, D. L. Banks, Orlando Mistretta 1994-4-29 8315 Los Angeles Northern slope of the San Gabriel Mountains, Angeles National Forest, side draw on southeastern side of Mt. Emma, Santiago Canyon drainage. 1158 Comment
  UCR149893  Centrostegia thurberi R. G. Swinney 1999-6-18 7313 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  SBBG12085  Cerastium glomeratum P. H. Raven 1962-4-10 17210 Los Angeles summit of Thirst 579 Comment
  UCR274988  Cerastium glomeratum Michael Honer, Rachel Woodard 2006-4-20 2213 Los Angeles Tehachapi Mountains area:, Oso Canyon area; c. 1/2 mi. north of Quail lake; 1 mile west of cement plant rd. 1037 Comment
  RSA453288  Cercocarpus betuloides Ora M. Clark 1929-3-24 1782 Los Angeles Santa Susana Mountains. Comment
  CAS-BOT-BC142109  Cercocarpus betuloides var. betuloides H. E. McMinn 1924-7-25 1332 Los Angeles Catalina Island Comment
  CAS-BOT-BC142113  Cercocarpus betuloides var. betuloides Carl B. Wolf 1932-5-13 3619 Los Angeles Hamilton Canyon, along ridge fence-line, Santa Catalina Island 243 Comment
  CAS-BOT-BC142114  Cercocarpus betuloides var. betuloides Carl B. Wolf 1932-5-10 3505 Los Angeles Avalon Canyon, above the last almond orchard - Santa Catalina Island 121 Comment
  CDA993  Cercocarpus betuloides var. betuloides D. G. Kelch 1991-3-24 1339 Los Angeles Foothills of Santa Monica Mountains North of Hollywood. Comment
  RSA599256  Cercocarpus betuloides var. betuloides Steve D. Boyd, Lauren Raz 1997-3-31 9431 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
  UC1127925  Cercocarpus betuloides var. betuloides G. T. Nordstrom 1935-3-23 406 Los Angeles 1 3/4 mi se of Mouth of Beartrap Canyon (Santa Barbara National Forest); Santa Barbara National Forest 701 Comment
  CAS-BOT-BC137233  Cercocarpus betuloides var. blancheae James R. Shevock 1975-3-23 4097 Los Angeles On the north side of Orizaba Peak in the vicinity of Black Jack [Campgound] Campground, Santa Catalina Island 457 Comment
  CAS-BOT-BC137234  Cercocarpus betuloides var. blancheae E. R. Blakley 1962-10-6 5478 Los Angeles Bullrush Canyon south of Middle Ranch, Santa Catalina Island 228 Comment
  UC466615  Cercocarpus betuloides var. blancheae F. M. Reed 1909-7-4 2836 Los Angeles Hills se of Avalon (Catalina Island); Catalina Island 335 Comment
  UCR124715  Cercocarpus ledifolius B. C. Templeton 1933-6-16 5131 Los Angeles San Gabriel Mtns., East Blue Ridge, Big Pines Park, Angeles National Forest 2195 Comment
  RSA727249  Cercocarpus ledifolius var. ledifolius R. G. Swinney 1998-7-2 6196 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  CATA1778  Cercocarpus traskiae Benjamin E. Carter, Amy Catalano, John R. Clark 2012-8-2 6918 Los Angeles Santa Catalina Island: Wild Boar Gully 160 Comment
  POM351643  Chaenactis artemisiifolia Fay A. MacFadden 1931-5-25 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  CAS-BOT-BC276901  Chaenactis fremontii Timothy S. Ross; J. Mark Porter 1994-5-1 7614 Los Angeles SW Mojave Desert: open desert ca 3950 m NNE of Moody Springs and 2620 m W of the Los Angeles - San Bernardino County line 874 Comment
  UCSB6425  Chaenactis glabriuscula B., K.; T., S. 1944-6-13 Los Angeles Chapman Burn, San Dimas Experimental Forest, San Gabriel Mountains Comment
  SD13113  Chaenactis glabriuscula var. denudata Edith A. Purer 1935-5-11 6593 Los Angeles Hillside, Santa Monica Mountains. Comment
  CAS-BOT-BC277373  Chaenactis glabriuscula var. glabriuscula Alice Eastwood 1906-5-27 235 Los Angeles Roscoe Comment
  CAS-BOT-BC277374  Chaenactis glabriuscula var. glabriuscula C. F. Baker 1909-5-15 5348 Los Angeles Mts near Claremont Comment
  JEPS34182  Chaenactis glabriuscula var. glabriuscula Samuel B. Parish 1887-6-1 1934 Los Angeles Comment
  RSA0083017  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-5-12 12765 Los Angeles Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  RSA596030  Chaenactis glabriuscula var. glabriuscula Timothy S. Ross, J. Mark Porter 1995-5-4 8442 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA597021  Chaenactis glabriuscula var. lanosa Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3817 Los Angeles Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip) 1884 Comment
  UC481113  Chaenactis santolinoides Charlotte M. Wilder 1905-8-20 592 Los Angeles San Antonio Mt. 2590 Comment
  JEPS8877  Chaenactis stevioides Frank W. Peirson 1923-5-25 3522 Los Angeles Rock Creek San Gabriel Mountains, Rock Creek 1295 Comment
  RSA783428  Chaenactis stevioides J. D. Olmsted 1959-4-25 488 Los Angeles 1 mile NNE of Valyermo P. O. along Holcomb ridge, east of Wrightwood-Pearblossom road. 1082 Comment
  HSC101311  Chaenactis xantiana R. G. Swinney 2009-4-28 10512 Los Angeles Transverse Range, San Gabriel Mountains: Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  UCR260082  Chaenactis xantiana Mitch Provance, Callen Huff 2009-4-28 10709 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  RSA709678  Chaenactis xantiana LeRoy Gross 2005-4-28 2171 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
  RSA127811  Chamaesyce maculata P. H. Raven, H. J. Thompson 1959-9-18 425 Los Angeles Weed about plantings, campus of the University of California, West Los Angeles. 130 Comment
  SFV21797  Chamaesyce melanadenia V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 752 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mountainway. East-southeast-facing, open, disturbed slope below trail along ridgetop. 457 Comment
  RSA598993  Chamaesyce melanadenia L. C. Wheeler 1952-3-30 6846 Los Angeles San Gabriel Mountains. Little Tujunga, near Limerock Canyon. 472 Comment
  RSA70397  Chamaesyce serpillifolia F. W. Peirson 1904-9-5 2035 Los Angeles La Canada Comment
  RSA733674  Cheilanthes covillei R. G. Swinney 1998-8-5 6649 Los Angeles San Gabriel Mtns.: upper Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch. 1280 Comment
  RSA587482  Cheilanthes covillei Orlando Mistretta, Steve Boyd, Darin Banks 1994-4-29 1131 Los Angeles San Gabriel Mountains. Santiago Canyon. Slopes W of main drainage below Mt Emma. 1220 Comment
  UCR229128  Chenopodium Dan S. Cooper 2011-5-10 511- 74 B Los Angeles San Gabriel Valley, San Gabriel, NE corner of South Arroyo Dr. and West Santa Anita Ave., near San Gabriel Mission 128 Comment
  UCR277206  Chenopodium R. G. Swinney 2010-9-30 13952 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
  RSA423402  Chenopodium ambrosioides Wm. Martin 1971-8-18 s.n. Los Angeles Vicinity of Chantry Flats, bottom of Santa Anita Canyon Comment
  UC699657  Chenopodium ambrosioides Kay H. Beach 1942-11-25 1731 Los Angeles roadside near guard's house at Dalton Dam; San Gabriel Mountains, San Dimas Experimental Forest 518 Comment
  LA31621  Chenopodium berlandieri Peter H. Raven; Henry J. Thompson 1959-10-18 14676 Los Angeles Santa Monica Mountains, Medea Creek, mouth of Medea Creek, N arm of Malibu Lake 220 Comment
  POM307179  Chenopodium berlandieri var. sinuatum Henry J. Ramsey, Henry J. Ramsey 1937-8-29 2091 Los Angeles Altadena. Comment
  RSA589067  Chenopodium botrys Orlando Mistretta 1994-6-6 1331 Los Angeles San Gabriel Mountains: Little Rock Creek, Slopes on E side of canyon S of junction of Forest Service roads 4N15 and 5N04.3 1220 Comment
  RSA609113  Chenopodium botrys L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Pacoima Canyon at Santa Clara Divide Road, SW Bear Creek Saddle. 914 Comment
  LA200365  Chenopodium californicum Jonathan Sauer; R. Dix 1969-3-20 4400 Los Angeles Santa Monica Mountains, Point Dume Comment
  RSA478477  Chenopodium californicum H. L. Bauer 1929-4-1 s.n. Los Angeles Santa Monica foothills. Comment
  RSA478494  Chenopodium californicum F. R. Fosberg 1931-4-15 S 4621 Los Angeles Santa Catalina Island. Eagle s Nest, Middle Ranch Canyon. 180 Comment
  RSA799915  Chenopodium californicum Justin M. Wood 2009-3-20 376 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave. and Foothill Blvd. west of entrance road. 390 Comment
  SEINET954681  Chenopodium californicum David Charlton 1989-1 2829 Los Angeles San Gabriel Mountains (northwest). Soledad Pass, Kentucky Springs development, 1 mile south of Highway 14 on Angeles Forest Highway (N-3), about 5 miles (airline) south of Palmdale. 1036 Comment
  RSA533921  Chenopodium californicum T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5240 Los Angeles San Clemente Island: Southeast end of island; first un-named canyon S of Snake Cactus Canyon (drainage beginning 1420 feet due W of Guds) 152 Comment
  RSA783628  Chenopodium californicum J. D. Olmsted 1959-3-30 329 Los Angeles Along fire road below first locked gate, Coval canyon- continuation of Mills above Baldy turn, Coval Canyon drainage 488 Comment
  UC63985  Chenopodium fremontii Geo. R. Hall Sept. 1904 Los Angeles Swartout Canyon San Antonio Mts. 2133 Comment
  RSA202467  Chenopodium multifidum R. L. Armacost 1963-6-6 1668 Los Angeles Freeway area East of Cloverfield, Santa Monica. Comment
  RSA187789  Chenopodium murale R. F. Thorne 1966-9-14 36649 Los Angeles Santa Catalina Island: behind Ben Weston Beach 3 Comment
  UC56771  Chenopodium pratericola Ernest Braunton Sept. 1902 681 Los Angeles Los Angeles Comment
  LA37478  Chenopodium strictum var. glaucophyllum H. Lewis; 1940-8-14 sn Los Angeles Santa Monica Mountains, UCLA campus 60 Comment
  RSA668601  Chorizanthe leptotheca Matt Bogdanoff, Lord 1989-6-10 34 Los Angeles Mt. Baldy Rd. burn area. Comment
  JEPS57759  Chorizanthe staticoides Frank W. Peirson 1918-6-12 26 Los Angeles foothills e Rubio Canyon (San Gabriel Mountains); , foothills e Rubio Canyon 609 Comment
  RSA164782  Chorizanthe staticoides Wesley O. Griesel, B. Miller 1963-7-2 s.n. Los Angeles Old Ridge Route between Violin Summit and Reservoir Lookout. 1067 Comment
  RSA593432  Chorizanthe staticoides Steve Boyd, Mark A. Elvin, Victoria Jotikasthira 1996-6-25 8892 Los Angeles Liebre Mountains, along summit of Sawmill Mountain, west of Sawmill Camp and just north of 7N23. 1610 Comment
  RSA601560  Chorizanthe staticoides Louis C. Wheeler 1967-6-15 9820 Los Angeles San Gabriel Mountains: Fremont Pass. Land Grant 564 Comment
  RSA678396  Chorizanthe staticoides Valerie L. Soza, LeRoy Gross 2002-4-3 1385 Los Angeles West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. 610 Comment
  UCR195289  Chorizanthe staticoides Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1170 Los Angeles Transverse Ranges: Verdugo Mountains Region, ridgetop above McDonald Creek 518 Comment
  UCR276986  Chorizanthe staticoides R. G. Swinney 2010-6-1 13140 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
  RSA582802  Chorizanthe staticoides subsp. staticoides Tim S. Ross, S. D. Boyd 1993-5-23 7226 Los Angeles Lower, easterly ridge of Red Mtn, on northerly slope 140-220 m SE of the saddle between Ruby and Clearwater Canyons. 951 Comment
  RSA579547  Chorizanthe watsonii Tim S. Ross, S. D. Boyd 1994-6-23 8059 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch. 1463 Comment
  RSA600217  Chorizanthe xanti var. xanti Steve Boyd, Lauren Raz 1997-5-29 9902 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail. 1159 Comment
  SBBG62357  Chorizanthe xanti var. xanti R. Hoffmann 1929-5-22 Los Angeles above Elizabeth Lake Comment
  UCR205634  Chrysanthemum coronarium A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36995 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  UCR205651  Cicer arietinum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36931 Los Angeles San Gabriel Valley, San Gabriel River between Bassett and South El Monte, from Hwy 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Ave. public access to San Gab. Riv. greenway, along the Edison powerlines 71 Comment
  RSA94916  Cirsium brevistylum F. W. Peirson s.n. Los Angeles Laurel Canyon, Santa Monica Mts. Comment
  CATA1076  Cirsium occidentale Mark L. Hoefs 1995-5-16 2022 Los Angeles Santa Catalina Island: Near Airport Road, just past road to Black Jack Campground 454 Comment
  CAS-BOT-BC285596  Cirsium occidentale var. occidentale Le Roy Abrams 1899-5-1 359 Los Angeles Ballona Harbor Comment
  POM352189  Cirsium occidentale var. venustum Jessie Velo 1949-6-24 4236 Los Angeles Los Padres National Forest. Comment
  RSA439219  Cirsium vulgare Robert Gustafson 1980-7-9 1801 Los Angeles Ballona Wetlands, Area 3. Comment
  CAS-BOT-BC223895  Cistus ladanifer Steve Boyd 1997-5-1 9691 Los Angeles Liebre Mountains Region: Sierra Pelona Ridge east of San Francisquito Canyon and south of Leona Valley, along the Leona Divide truck trail (6N04.1) at sharp hairpin turn, head of Dowd Canyon 1219 Comment
  RSA29898  Clarkia bottae Louis C. Wheeler 1932-5-25 758 Los Angeles Santa Monica Mountains: Head of Sepulveda Canyon. 366 Comment
  RSA448241  Clarkia bottae Bonnie C. Templeton 1930-5-27 1464 Los Angeles Higgins Canyon, north of Beverly Hillls. 200 Comment
  UC535310  Clarkia bottae Ira W. Clokey, B. Templeton May 1929 4534 Los Angeles Mandeville Canyon Santa Monica Mountains 250 Comment
  RSA716905  Clarkia cylindrica LeRoy Gross 2006-5-30 2463 Los Angeles Along Whitaker Peak Road (6N53). West of Interstate Freeway 5 and the old Golden State Highway, near Whitaker Summit., Survey along road Southwest of the peak from Whitaker Peak Lookout along the northeast side of Whitaker peak to a saddle that divides Ruby Canyon and Canton Canyon drainages, short distance west from Road 6N53B. Between 34.56823N, 118.74161W, and 34.5822N, 118.73220W. 1244 Comment
  UC373529  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-5-27 44 Los Angeles 1 1/2 mi s Lebec (on Ridge Route) 1200 Comment
  RSA453452  Clarkia dudleyana Samuel R. Tyson 1942-5-22 s.n. Los Angeles San Dimas Canyon, Wolfskill Canyon. 549 Comment
  RSA648665  Clarkia dudleyana Hasmig Babayan 1981-4-26 6 Los Angeles West fork trail of San Gabriel River off CA Hwy 39, Distance of 1 mile. Comment
  RSA652347  Clarkia dudleyana Toppenberg 1961-5-21 s.n. Los Angeles Old Rd. to Mt. Baldy, N. of Upland Comment
  POM96837  Clarkia dudleyana P. A. Munz 1926-5-3 10814 Los Angeles Puddingstone Canyon, San Dimas. 305 Comment
  RSA682629  Clarkia epilobioides Scott D. White, Michael Honer 2003-5-7 9219 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. 427 Comment
  RSA527637  Clarkia epilobioides Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4391 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  UCR188659  Clarkia purpurea R. G. Swinney 1990-4-28 1573 Los Angeles Los Angeles Basin, western section of South Hills, a ridge on the south side of the city of Glendora; east of Glendora Avenue 259 Comment
  SBBG60329  Clarkia purpurea subsp. purpurea Anstruther Davidson 1895-1 Los Angeles Los Angeles Comment
  POM3057  Clarkia purpurea subsp. quadrivulnera E. L. Brown 1894-06 s.n. Los Angeles Arroyo Seco, Pasadena. Comment
  RSA660267  Clarkia rhomboidea Orlando Mistretta, Peter L. Morrell 1992-6-4 496 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  RSA247430  Clarkia similis Jack Delaini 1974-5-9 183 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 549 Comment
  UC930696  Clarkia unguiculata Louis C. Wheeler 1932-5-25 759 Los Angeles Sepulveda Canyon Santa Monica Mts. 243 Comment
  UCR185583  Claytonia parviflora A. C. Sanders 2007-4-25 33556 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  UCR214111  Claytonia parviflora A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37983 Los Angeles Tehachapi Mountains, west fork of Crane Canyon, 1.47 mi. SE (155 deg. ) of Castac Lake, 1.36 mi. NE (56 deg. ) of Gorman, just S of Kern Co. line 1221 Comment
  UCR223516  Claytonia parviflora R. G. Swinney 2009-6-8 11075 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy 1720 Comment
  CAS-BOT-BC439509  Claytonia parviflora subsp. parviflora Le Roy Abrams; E. A. McGregor 1908-6-19 345 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  RSA0042239  Claytonia parviflora subsp. parviflora Orlando Mistretta, Mark Elvin 1995-5-10 1689 E Los Angeles San Gabriel Mountains. Bare Mountain Canyon. Head of W. Fork. 1767 Comment
  RSA517153  Claytonia parviflora subsp. parviflora Timothy S. Ross, Steve Boyd 1990-5-14 2475 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1061 Comment
  SBBG131937  Claytonia perfoliata S. A. Junak 2000-5-19 SCa 1328 Los Angeles SE portion of 1999 burn, above Goat Harbor, ca. 0.76 mi SSW of Goat Harbor 438 Comment
  RSA65721  Claytonia perfoliata subsp. intermontana F. W. Peirson 1920-5-1 4685 Los Angeles Eaton Canyon, 0.25 mile above Idle Hour Camp. Comment
  POM6825  Claytonia perfoliata subsp. mexicana C. F. Baker 1904-4-22 4726 Los Angeles Monrovia Comment
  RSA0093119  Claytonia perfoliata subsp. mexicana Richard G. Swinney 2011-3-26 14197 Los Angeles San Gabriel Mts.: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon. 476 Comment
  RSA675879  Claytonia perfoliata subsp. mexicana LeRoy Gross 2003-3-9 788 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  RSA466689  Claytonia perfoliata subsp. mexicana F. H. Elmore 418 Los Angeles San Clemente Island. Comment
  SBBG82786  Claytonia perfoliata subsp. perfoliata M. Bufkin -Apr-1895 Los Angeles cyns near Pasadena Comment
  LA52246  Clematis lasiantha Elizabeth McClintock; Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River, Griffith Park. Comment
  RSA176520  Clematis lasiantha Peter H. Raven, Robert F. Thorne 1964-5-7 19008 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA547483  Clematis lasiantha Tim S. Ross, Orlando Mistretta 1992-7-24 6757 Los Angeles San Gabriel Mts: E side of Strawberry Peak; 96 degrees E, 1080m distant from S.P. summit 1696 Comment
  SFV6276  Clematis lasiantha M. H. Grayum, K. Felt 1974-5-22 s. n. Los Angeles Santa Susana Mountains North side of Oat Mountain. Above cattle reservoir on Orcutt Ranch. 1021 Comment
  UCR223246  Clematis ligusticifolia R. G. Swinney 2009-7-22 11366 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  JEPS14050  Cleome serrulata Rimo Bacigalupi with Leroy Custer 1952-8-9 3901 Los Angeles n side San Gabriel Mountains; , Mouth of Holcomb Canyon 1188 Comment
  UC212290  Cleomella obtusifolia Geo. B. Grant Jul 1901 4401 Los Angeles Palmdale Mojave Desert Comment
  UC220784  Cleomella obtusifolia A. D. E. Elmer Jun 1902 3629 Los Angeles Lancaster Comment
  RSA639235  Cnicus benedictus R. F. Thorne 1971-5-18 41354 -A Los Angeles Santa Catalina Island: Near mine on Blackjack Mountain. 518 Comment
  RSA599626  Collinsia bartsiifolia var. davidsonii Steve D. Boyd, Lauren Raz 1997-4-16 9520 Los Angeles Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01. 960 Comment
  UCSB6041  Collinsia bartsiifolia var. davidsonii Haller, John 1958-4-11 Los Angeles 0.2 miles North of Palmale's Northern City Limit; 3.0 miles S of Avenue M (Lancaster); Los Angeles 6 Comment
  SEINET5796616 Image available Collinsia heterophylla B. C. Templeton 1939-1 4586 Los Angeles Huntington Palisades [neighborhood in Pacific Palisades]; 34.04806 -118.52639 Comment
  RSA0117333  Collinsia parryi Geo. L. Moxley 1925-4-26 s.n. Los Angeles Arroyo Seco. Comment
  RSA467077  Comarostaphylis diversifolia subsp. planifolia Anstruther Davidson 1900-05 s.n. Los Angeles Sierra Santa Monica Cal. Las Tunas Canyon near its head Comment
  UCR205063  Conium maculatum R. G. Swinney 2008-4-4 8609 Los Angeles San Gabriel Mtns., lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  IRVC28990  Conium maculatum A. C. Sanders 2003-6-18 26932 Los Angeles in mouth of "Off-haul Canyon" ca. 1 mile west of Mayo Spur between San Martinez Grande Canyon the Ventura Co. line, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 305 Comment
  RSA649825  Conium maculatum Matt Brooks 1988-5-7 46 Los Angeles Whittier, Dark Canyon 2.0 miles east of its confluence with Sycamore Canyon. Comment
  SBBG96749  Constancea nevinii S. Boyd with A. Arnseth 1990-4-7 4280 Los Angeles lower half of China Cyn Comment
  UC557658  Constancea nevinii Nell Murbarger 1936-4-1 182 Los Angeles e side, especially near the coast San Clemente Island Comment
  RSA754605  Convolvulus arvensis R. F. Thorne 1980-4-27 54149 Los Angeles Santa Catalina Island. From Blackjack Camp into Cape Canyon Comment
  POM4753  Conyza bonariensis I. M. Johnston 1917-4-11 11 Los Angeles N* Slough'. [locality name change to'Laguna Dominguez'] Comment
  UCR209678  Conyza canadensis Dan S. Cooper 2008-1 1108- 19 Los Angeles Eastern Santa Monica Mtns., Los Angeles, Griffith Park, Coolidge Canyon 198 Comment
  RSA724655  Cordylanthus filifolius K. Dobry 1991-6-27 d- 781 Los Angeles Santa Monica Mts. 1 mi E. of Las Virgenes Rd off Mulholland Hwy. at Soka Univ. NE section. Comment
  RSA412324  Cordylanthus nevinii H. E. Hasse 1893-08 s.n. Los Angeles Acton. Comment
  CAS-BOT-BC287866  Coreopsis californica C. F. B. 1903-4-15 409 D Los Angeles Claremont Comment
  UC1348966  Coreopsis gigantea Robert F. Thorne 1966-4-4 35795 Los Angeles n of Isthmus Cove; Santa Catalina Island, Bird Rock 7 Comment
  CAS-BOT-BC105692  Corethrogyne filaginifolia Louis Wheeler 1932-10-5 1420 Los Angeles U.C.L.A. Campus, W. Los Angeles 137 Comment
  CAS-BOT-BC105749  Corethrogyne filaginifolia Ernest C. Twisselmann 1961-10-31 6682 Los Angeles Leona Valley, Liebre Mountains 929 Comment
  HSC5416  Corethrogyne filaginifolia W. H. Kinch 1954-9-30 20 Los Angeles San Antonio Canyon 2 mi. N of ranger station 610 Comment
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Dec 23 2013
  RSA717790  Corethrogyne filaginifolia R. G. Swinney, Dave W. Larson 1996-7-17 5121 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half (grass portion) of the Browns Flat. 1320 Comment
  SD85118  Corethrogyne filaginifolia var. filaginifolia E. R. Blakley 1962-10-3 5373 Los Angeles Santa Catalina Island; banks around Wrigley Reservoir at the summit of the island road. 424 Comment
  RSA356035  Corethrogyne filaginifolia var. virgata R. F. Thorne 1975-9-3 47377 Los Angeles Santa Catalina Island, Fisherman's Cove Comment
  RSA3600  Cornus glabrata C. B. Wolf 1932-5-13 3617 Los Angeles Forks of Hamilton Canyon, Santa Catalina Island 91 Comment
  RSA97271  Cornus occidentalis F. W. Peirson s.n. Los Angeles Laurel Canyon, near Santa Monica. Comment
  CAS-BOT-BC287260  Cotula australis Peter H. Raven 1959-3-1 13819 Los Angeles Santa Monica Mts. Vermont Canyon, Griffith Park 243 Comment
  SBBG12024  Crassula connata P. H. Raven 1962-4-10 17208 Los Angeles summit of Thirst 579 Comment
  RSA596461  Crassula connata R. G. Swinney 1969-5-10 451 Los Angeles in and near city of Glendora. 0.5 mi N of Sierra Madre Ave., N of Highcrest Ave. 366 Comment
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Apr 12 2010
  RSA764520  Crassula connata Orlando Mistretta, Christine Mistretta 2008-5-3 2634 Los Angeles Southern California Edison transmission line tower (Segment 11, structure 92 per TRTP Survey 2008), in the vicinity of Eaton Canyon, N of New York Drive. 316 Comment
  UCR101270  Crassula tillaea L. C. Wheeler 1962-3-25 7988 Los Angeles Azusa: San Gabriel Wash at Foothill Blvd., east side Comment
  SEINET8224919  Crassula tillaea Louis C. Wheeler 1975-4-2 Los Angeles San Gabriel Mountains: Millard Canyon between Canyon Crest Road and National Forest Boundary. Comment
  POM244925  Cressa truxillensis F. R. Fosberg 1931-5-16 S- 4880 Los Angeles Little Harbor, Santa Catalina Island. 2 Comment
  CATA93  Crocanthemum scoparium Peter Henrikson 1987-4-17 69 Los Angeles Santa Catalina Island: Below upper White's Landing Road, north exposure 365 Comment
  CAS-BOT-BC181053  Crossosoma californicum June Giddings 1924-8-1 s.n. Los Angeles Summit - Santa Catalina Island Comment
  POM155656  Crossosoma californicum M. B. Dunkle 1928-5-13 1942 Los Angeles Santa Catalina Island. Coach road. Talus slope near Wishbone Loop Comment
  SBBG37786  Crossosoma californicum R. Moran 1941-2-28 655 Los Angeles Johnson Valley 10 Comment
  SBBG78119  Crossosoma californicum F. R. Fosberg 1932-5-5 8119 Los Angeles cyn above Villa Park, Avalon 40 Comment
  RSA480560  Croton californicus Florence Collins 1942-4-15 s.n. Los Angeles El Segundo. Comment
  RSA760715  Croton californicus R. G. Swinney 2008-12-4 9931 Los Angeles Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  UCR108228  Croton californicus Damian Ross 1997-4-19 34 Los Angeles Bernard Biological Field Station. Claremont Colleges. west of Infirmary Rd. about 30 feet off the road, about halfway up. 412 Comment
  UCR124028  Croton setiger A. C. Sanders, Mark A. Elvin 2002-8-28 25596 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusement park 360 Comment
  UCR125270  Croton setiger A. C. Sanders, Mark Elvin 2002-6-18 25117 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  UCD120116  Cryptantha Steve Myers; Ed LaRue 1989-3-20 s.n. Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct, San Andreas rift zone bisects the site. 883 Comment
  UCR276782  Cryptantha R. G. Swinney 2011-4-1 14307 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
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Feb 19 2020
  RSA249773  Cryptantha barbigera R. F. Thorne 1973-4-20 42992 Los Angeles San Gabriel Mountains, Mojave Desert slope: 1 mile N of Bob's Gap, 3.2 miles S of Llano, N slope of Holcomb Ridge. 1143 Comment
  UCR280905  Cryptantha circumscissa R. G. Swinney 2014-4-23 16159 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
  RSA0031376  Cryptantha clevelandii Robert F. Thorne, M. Z. Thorne 1966-5-31 36417 Los Angeles Santa Catalina Island: Fern Canyon, W of Orizaba Mountains. 229 Comment
  POM369137  Cryptantha echinella B. C. Templeton 1932-5-31 4862 Los Angeles Angeles National Forest, San Gabriel Mountains 732 Comment
  IRVC26464  Cryptantha intermedia A. C. Sanders, Mark Elvin, et al. 2003-3-4 25697 Los Angeles Newhall Ranch, upper "Long Canyon," ca. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  RSA725860  Cryptantha intermedia R. G. Swinney 1998-5-9 6050 Los Angeles San Gabriel (Azusa) Canyon, 1.5 mi. north of Foothill Blvd. on east side of Encanto Rd. 201 Comment
  SBBG63825  Cryptantha intermedia R. Hoffmann 1928-7-7 Los Angeles near Lang Comment
  SBBG98090  Cryptantha intermedia T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5132 Los Angeles 1400 ft SSE of Jack (not Jack Pt), 1350 ft NW of mouth of Larkspur Cyn 144 Comment
  UCR142973  Cryptantha intermedia T. S. Ross, Steve Boyd 1990-6-6 2856 Los Angeles Green Valley Pasture, in San Francisquito Canyon 1037 Comment
  UCR178044  Cryptantha intermedia LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1064 Los Angeles Transverse Ranges, Verdugo Mountains region, north side of mountains north of Hostetter Motorway just off La Tuna Canyon Road, freeway cut (210 Freeway) just east of La Tuna Canyon exit 457 Comment
  UCR194741  Cryptantha intermedia Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 741 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 427 Comment
  UCR99399  Cryptantha intermedia Jack Easton 1997-2-25 s.n. Los Angeles Glendale: western toe of San Rafael Hills 305 Comment
  RSA0016890  Cryptantha intermedia F. L. Robinson, Crocker 1916-3-28 998 Los Angeles Santa Ana Mts; hillsides of Burton Canyon Comment
  UC1587206  Cryptantha intermedia Tim Ross 1991-5-23 5490 Los Angeles lower Tota Canyon, middle of island, e escarpment San Clemente Island, Tota Canyon 67 Comment
  RSA191009  Cryptantha micrantha R. F. Thorne 1963-5-15 31674 Los Angeles San Gabriel Mountains region: 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  CHSC110476  Cryptantha micrantha var. lepida G. D. Wallace 2003-7-8 4028 Los Angeles Peninsular Ranges; San Jacinto Mountains region: Hidden Lake. Comment
  IRVC27789  Cryptantha microstachys A. C. Sanders 2005-5-11 30177 Los Angeles Santa Clarita area, upper Plum Cyn along Plum Cyn Rd between crest and vernal pool on bench in mid cyn, NW of Forest Park between Mint and Bouquet cyns. Western San Gabriel/Liebre Mtns Region 579 Comment
  UCR126545  Cryptantha microstachys Anuja Parikh, Nathan Gale 2003-4-30 s.n. Los Angeles Santa Clarita Valley, Castaic Junction, Newhall, SW of the junction of SR 126 and US 5, north of the Santa Clara River 305 Comment
  UCR149836  Cryptantha muricata var. denticulata L. C. Wheeler 1967-9-4 10680 Los Angeles Transverse Ranges/San Gabriel Mtns, Camp Lupine, Prairie Fork 1982 Comment
  RSA0079305  Cryptantha muricata var. jonesii E. A. Purer 1935-5-11 6589 Los Angeles Santa Monica Mts. Comment
  RSA0079374  Cryptantha muricata var. jonesii T. S. Ross, Steve D. Boyd 1990-5-17 2585 Los Angeles San Gabriel Mts.: Mill Creek Tree Plantation, Tujunga District, Angeles National Forest. 1613 Comment
  RSA0079363  Cryptantha muricata var. muricata Timothy S. Ross, Steve Boyd 1994-5-4 7644 Los Angeles Liebre Mountains, San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600m SW of summit of grade; ca 2460 m ESE of Grass Mountain summit. 1055 Comment
  RSA0079602  Cryptantha muricata var. muricata Scott D. White, Justin M. Wood 2009-5-6 12674 Los Angeles San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  SBBG129313  Cryptantha muricata var. muricata A. Parikh, N. Gale 2012-5-9 3587 Los Angeles 0.8 km N of W Fork San Gabriel River, 1.4 km E of Shortcut Cyn 1106 Comment
  RSA0079627  Cryptantha muricata var. muricata K. Steddom 1994-5-22 29 Los Angeles USFS trail. 1500 Comment
  IRVC28520  Cryptantha nevadensis A. C. Sanders, E. J. Lott 1993-5-6 13962 Los Angeles 13 miles N of Palmdale, Sierra Hwy at Ave "F". Western Mojave Desert 701 Comment
  RSA250588  Cryptantha nevadensis var. rigida R. F. Thorne, R. Carolin, C. Davidson 1967-3-23 41587 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1371 Comment
  RSA674849  Cryptantha nevadensis var. rigida Scott D. White, Kent Hughes 2000-5-17 7877 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  RSA643167  Cryptantha nevadensis var. rigida Orlando Mistretta 1994-4-15 1055 Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Santiago Creek Section. 1188 Comment
  RSA80746  Cryptantha oxygona A. J. Barton 1934-3-11 11104 Los Angeles Antelope Buttes, 14 miles west of Lancaster, Mojave Desert. Comment
  RSA191010  Cryptantha similis R. F. Thorne 1963-5-15 31657 Los Angeles San Gabriel Mountains region: 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  RSA228875  Cryptantha simulans R. F. Thorne 1971-6-26 39979 Los Angeles San Gabriel Mountains, Angeles National Forest: along Mt. Wilson Road on N slope of Occidental Peak. 1646 Comment
  RSA0008569  Cryptantha traskiae Aaron Liston, Mistretta, Loren Rieseberg 1989-4-29 801 -3 Los Angeles San Clemente Island: Main dune area at Darter Road, NW part of the island. Comment
  RSA394307  Cucurbita foetidissima B. C. Templeton 1938-8-10 6638 Los Angeles Ravine, ocean side of dune. El Segundo Comment
  RSA719093  Cucurbita foetidissima Naomi Fraga 2001-5-27 54 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  SEINET4689908  Cupressus forbesii Leila M. Shultz 1980-4-28 4032 Los Angeles Rancho Santa Ana Botanical Garden, San Gabriel Mountains Comment
  PASA2336  Cupressus sempervirens Nora Serruirer Los Angeles Altadena Comment
  RSA628027  Cuscuta campestris L. C. Wheeler 1964-9-29 8633 Los Angeles University of Southern California campus Los Angeles: Bridge Hall. Comment
  SD230212  Cuscuta campestris Louis C. Wheeler 1973-6-8 Los Angeles Los Angeles: SE of Alameda St. & San Diego (405) Fwy, between Sepulveda Blvd. & 223rd St. (LA. Harbor Dept, Classification Yard, E Dominguez Flood Control Channel. Comment
  UCR150449  Cuscuta indecora R. G. Swinney 1999-6-21 7378 Los Angeles San Gabriel Mtns., Boulder Canyon Wash, south of east-west road that runs through Big John Flat 1671 Comment
  POM277030  Cuscuta subinclusa Robert C. Frampton 1946-8-4 s.n. Los Angeles vicinity of Crystal lake Comment
  UC1584040  Cuscuta subinclusa Tim Ross and Orlando Mistretta 1990-10-3 3284 Los Angeles .62 km due s Alsio Spring (and .62 km e of Tie Summit Station, Tujunga Ranger District); San Gabriel Mountains, Angeles National Forest, Tujunga Rang 1481 Comment
  RSA732940  Cycladenia humilis R. G. Swinney 1999-8-9 7604 Los Angeles San Gabriel Mtns.: Big Horne Ridge, c. 1.5 mi SW of West Baldy peak of Mt. San Antonio 2317 Comment
  RSA602482  Cylindropuntia californica var. parkeri L. C. Wheeler 1968-9-16 s.n. Los Angeles San Gabriel Mountains: Kentucky Springs Canyon. Comment
  RSA483544  Cynodon dactylon Grethe Moskedahl 1923-4-23 s.n. Los Angeles Downey. Comment
  RSA596188  Cynodon dactylon Lauren Raz, Steve Boyd 1996-10-23 2 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  SBBG12183  Cynodon dactylon P. H. Raven 1962-4-12 17342 Los Angeles Wilson Cove 45 Comment
  UC76773  Cynodon dactylon J. Burtt Davy 1901-5 7755 Los Angeles Los Angeles Comment
  RSA0104982  Cyperus Steven A. Junak 1999-7-17 SCa- 1066 Los Angeles Santa Catalina Island. Just N of Patrick Reservoir, just S of new trans-island fenceline. 412 Comment
  RSA608300  Cyperus difformis L. C. Wheeler 1946-9-2 6340 Los Angeles San Gabriel Mountains: West Fork San Gabriel Canyon, 0.5 mile W of Bear Creek. 518 Comment
  UC472181  Cyperus eragrostis J. Ewan 1931-7-31 4778 Los Angeles Telegraph Rd. near Santa Fe Crossing Comment
  RSA602952  Cyperus eragrostis Mark Hoefs, Robert F. Thorne, Janet Takara, M. Gay 1996-4-5 2596 Los Angeles Santa Catalina Island. Just off Airport Road by radio station. 451 Comment
  CATA3057  Cyperus papyrus Vyki L. Englert 2011-3-10 029 Los Angeles Santa Catalina Island: In Middle Ranch drainage near bridge that crosses drainage by pumphouse, ca. 10 m from road 0 Comment
  POM264739  Cystopteris fragilis L. C. Wheeler 1932-4-16 630 Los Angeles W. Fork Santa Anita Canyon, San Gabril Mts. 914 Comment
  UC1595444  Cytisus striatus Tim Ross 1992-7-10 6685 Los Angeles 6 degrees N and 2502 m distant Thorn Peak (along Upper Big Tujunga Canyon Road); San Gabriel Mountains, Upper Big Tujunga Canyon 1085 Comment
  UCR108458  Dactylis glomerata L. C. Wheeler 1975-9-22 s.n. Los Angeles San Gabriel Mtns., Susanna Canyon, 0.25 mi upstream from the mouth [San Gabriel Reservoir] Comment
  RSA431662  Datisca glomerata Albert J. Perkins 1920-5-29 s.n. Los Angeles Arroyo Seco. Comment
  RSA609754  Datura stramonium Louis C. Wheeler 1946-9-16 6370 c Los Angeles Garvey: Walnut Grove Avenue and Rush Street. Comment
  RSA187916  Datura wrightii Robert F. Thorne 1966-9-14 36632 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. Margin of reservoir. 198 Comment
  RSA421877  Datura wrightii D. S. Krause 1939-07 s.n. Los Angeles Hillsides above La Canada Comment
  CATA903  Daucus pusillus Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-14 1741 Los Angeles Santa Catalina Island: Hillside south of Ben Weston Beach 30 Comment
  POM155754  Daucus pusillus M. B. Dunkle 1928-4-22 1890 Los Angeles Buttonshell, Santa Catalina Island. 30 Comment
  UCR143125  Daucus pusillus F. R. Fosberg 1931-4-12 S- 4573 Los Angeles Channel Islands, Near Jewfish Point, Santa Catalina Island 15 Comment
  UCR184111  Daucus pusillus A. C. Sanders, T. B. Salvato 2007-4-24 33501 Los Angeles Tehachapi Mountains, hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1082 Comment
  UC1587698  Daucus pusillus Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-18 5188 Los Angeles at westerly of the 2 earthen dams Twin Dams; San Clemente Isl., Twin Dams 473 Comment
  UC1215125  Deinandra clementina Peter H. Raven 1962-7-12 18038 Los Angeles above North Head; San Clemente Island Comment
  UC1215184  Deinandra clementina Peter H. Raven 1962-5-7 17575 Los Angeles Wilson Cove San Clemente Island, Wilson Cove 45 Comment
  UC1211133  Deinandra fasciculata Huron H. Smith 1912-5-28 5009 Los Angeles Avalon Canyon; Santa Catalina Island 60 Comment
  SBBG119986  Deinandra fasciculata M. A. Elvin 2003-6-12 2944 Los Angeles Newhall Ranch, S of Magic Mtn Amusement Park, W of the The Old Rd; Santa Clarita Valley 366 Comment
  UC1560994  Deinandra minthornii Dean Wm. Taylor with Glenn Clifton, Roy Buck 1989-11-9 10589 Los Angeles on old Santa Susana Pass Road (along dirt road leading e from summit of pass); Transverse Ranges, Santa Susana Quad., Santa Susana Pass 457 Comment
  UC1922757  Delphinium cardinale Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1353 Los Angeles Transverse Ranges; Verdugo Mountains region; Mesa Lila Rd, southeast side of Henderson Canyon. 427 Comment
  UCR172783  Delphinium decorum Wayne Law, Jun Hu 2000-4-30 10 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 823 Comment
  UCR223006  Delphinium parishii R. G. Swinney 2009-5-13 10787 Los Angeles Transverse Range; San Gabriel Mtns. Foothills, Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  OBI71023  Delphinium parishii Larry Kelly, David J. Keil 1988-4-17 42 Los Angeles Antelope valley, ca 10 mi W of hwy 14 on 138 Comment
  RSA729366  Delphinium parishii subsp. parishii R. G. Swinney 1998-7-14 6435 Los Angeles Pine Mountain Ridge; 0.2-0.3 mi. west of Camp Lupine trail. Broad ridge top' montane coniferous forest. 2247 Comment
  UCR256585  Delphinium parishii subsp. parishii Anuja Parikh, Nathan Gale 2011-6-6 3415 Los Angeles Western Transverse Range; eastern Liebre Mountains, Sierra Pelona, 5.5 km west of State Hwy 14, 2.1 km SW of California Aqueduct 1142 Comment
  POM175558  Delphinium parryi F. R. Fosberg 1931-5-14 s- 4863 Los Angeles Middle Ranch Canyon, Santa Catalina Island. Comment
  SD215634  Delphinium parryi Steve Boyd, Lauren Raz & Timothy S. Ross 1997-4-1 9491 Los Angeles Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines 792 Comment
  UCR211812  Delphinium parryi Valerie Soza, LeRoy Gross 2001-5-22 1240 Los Angeles Transverse Ranges; San Gabriel Mountains, Morgan Fire 2000 area, between Morgan and Sycamore Canyons, WSW of Sycamore Flat 648 Comment
  RSA398706  Delphinium parryi R. J. Smith 1934-5-24 s.n. Los Angeles Santa Catalina Island. Comment
  RSA0091475  Delphinium parryi subsp. parryi R. G. Swinney 2011-3-22 14188 Los Angeles mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 509 Comment
  UCR263273  Delphinium patens subsp. hepaticoideum Anuja Parikh, Nathan Gale 2012-5-2 3577 Los Angeles Transverse Range: San Gabriel Mountains, West Fork San Gabriel River, 0.8 km east of Cogswell Reservoir 660 Comment
  RSA0092163  Delphinium patens subsp. montanum R. G. Swinney 2011-5-26 14846 Los Angeles San Gabriel Mountains: 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  RSA0098839  Delphinium patens subsp. montanum R. G. Swinney 2011-6-7 15047 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1573 Comment
  RSA0033838  Delphinium patens subsp. montanum Robert F. Thorne, M. Z. Thorne 1969-7-10 38374 Los Angeles Angeles National Forest: Blue Ridge, Holiday Hill. 2439 Comment
  RSA583022  Dendromecon rigida subsp. harfordii Tim S. Ross, Takara, Otte 1993-4-24 6958 Los Angeles Santa Catalina Island. W end of island beyond the isthmus, head of Bouchette Canyon (draining northward to Johnson's Landing). 412 Comment
  RSA167794  Dendromecon rigida subsp. rhamnoides Robert F. Thorne, Percy C. Everett 1964-2-6 33435 Los Angeles Above airport road, central part of Santa Catalina Island. 457 Comment
  RSA600140  Deschampsia danthonioides Steve Boyd, Lauren Raz 1997-5-29 9921 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  SEINET10900458  Deschampsia danthonioides Victor Duran 1933-7-9 Duran 3507 Los Angeles Horse Flats, San Garbiel Mts. 1676 Comment
  SEINET7062861  Descurainia incana A. G. Vestal 1947-4-8 s.n. Los Angeles East of Littlerock on the Pearblossom Highway. (WGS84/NAD83). UTM Zone 11, 410587mE, 3820401mN. 887 Comment
  SBBG41177  Descurainia pinnata J. P. Broughton 1971-3-24 Los Angeles ca. 1 mi S of Mulholland Hwy, on Malibu Cyn Rd Comment
  SBBG72179  Descurainia pinnata P. A. Munz 1928-3-7 11062 Los Angeles Claremont Comment
  CAS-BOT-BC43170  Descurainia pinnata subsp. brachycarpa John H. Thomas 1957-4-27 6668 Los Angeles Point Dume, about 18 miles due west of Santa Monica. 60 Comment
  RSA0110926  Dichelostemma capitatum R. G. Swinney 2011-6-7 15077 Los Angeles San Gabriel Mountains: summit of Mount Mooney, 0.4 air mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  SDSU11587  Dichelostemma capitatum Gerald Collier 1951-3-9 M 90 Los Angeles Faculty Hill; 1/4 mile from UCLA campus on a dry grassy slope. West of Campus. Comment
  RSA376855  Dichelostemma capitatum subsp. capitatum Ora M. Clark 1929-1-16 1471 Los Angeles Elyssian park, L.A. Comment
  UC1922309  Dichelostemma capitatum subsp. capitatum Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 701 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. Near 34deg 14' 14.5'' N 118deg 17' 15.8'' W T2N Comment
  SD230138  Diplachne fusca var. fascicularis Louis C. Wheeler 1946-9-1 6331 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 1/4 mile westerly from confluence with North Fork. Comment
  SEINET260463  Diplacus johnstonii David M. Thompson 1986-1 495 Los Angeles San Gabriel Mts 7.0 mi N of Angeles Crest Hwy (Hwy 2) along rd following the S Fork Little Rock Creek Comment
  CAS-BOT-BC153187  Diplacus johnstonii Abrams 1906-6-15 6688 Los Angeles Summit Mt. Wilson Comment
  CAS-BOT-BC43562  Diplotaxis tenuifolia A. Davidson 1893-8-2 s.n. Los Angeles Los Angeles. Comment
  RSA704044  Dissanthelium californicum Jenny L. McCune, Lauren K. Danner 2005-4-21 3 Los Angeles Santa Catalina Island. Second drainage East of Camp Cactus, where stream forks, South of road. 183 Comment
  RSA0120553  Distichlis littoralis R. F. Thorne, P. Everett 1965-5-11 34535 Los Angeles Inside Ballast Point on E side of Catalina Harbor, Santa Catalina Island. Comment
  CAS-BOT-BC195620  Distichlis spicata I. Johnston 1917-5-13 s.n. Los Angeles El Monte 91 Comment
  CATA844  Distichlis spicata Mark L. Hoefs 1991-6-26 1444 Los Angeles Santa Catalina Island: Upper Cape Canyon at Cape Canyon Reservoir 390 Comment
  SD30508  Distichlis spicata Edith A. Purer 1931-4-22 2043 Los Angeles Los Angeles River Comment
  UCR108424  Distichlis spicata L. C. Wheeler 1970-9-5 s.n. Los Angeles Venice: 300 E Venice Blvd. at Alberto Ave. Comment
  UC84070  Dodecahema leptoceras Rev. J. C. Nevin Los Angeles near Los Angeles Comment
  SBBG38689  Dodecatheon clevelandii subsp. insulare R. Moran 1941-2-23 604 Los Angeles S of Johnson's Valley 200 Comment
  UCR12206  Dodecatheon redolens Art Whistler 1966-6-23 s.n. Los Angeles Hwy 2 past Mt. Wilson Rd. 2287 Comment
  UC196549  Draba corrugata Fred E. Burlew June 1916 Los Angeles summit of Mt. San Antonio Comment
  RSA503187  Draba corrugata var. corrugata Gary D. Wallace 1975-7-12 1443 Los Angeles Angeles National Forest: just W of Lodgepole Picnic Ground. West Fork Dorr Canyon at springs above road. 2311 Comment
  UC1551976  Drymocallis glandulosa var. glandulosa Lyman Benson 1945-6-5 11753 Los Angeles on the Glendora Ridge Road 2 1/2 mi sw Camp Baldy (Cold Springs); San Gabriel Mountains, Cold Springs 1371 Comment
  RSA590593  Drymocallis glandulosa var. glandulosa Tim S. Ross, W. Appleby 1993-5-20 7194 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle. 963 Comment
  UC212610  Drymocallis lactea var. lactea I. M. Johnston 1918-7-6 2066 Los Angeles Prairie Fork San Gabriel River San Antonio Mountains, Prairie Fork San Gabriel River 2133 Comment
  LA2187  Dryopteris arguta W. Scott Lewis; 1085 Los Angeles SANTA MONICA MOUNTAINS, Mt Hollywood Comment
  RSA693700  Dryopteris arguta T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  RSA85045  Dryopteris arguta F. W. Peirson 1919-12-2 1506 Los Angeles West Fork of Rubio Canyon, south base of San Gabriel Mtns 762 Comment
  RSA423480  Dudleya caespitosa Howard Mullins 1931-5-9 s.n. Los Angeles El Segundo Comment
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Dec 4 2018
  UCR205238  Dudleya cymosa R. G. Swinney 2005-8-17 8496 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
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Dec 20 2018
  CAS-BOT-BC109679  Dudleya cymosa subsp. agourensis K. Nakai 1980-5-25 607 Los Angeles Santa Monica Mountains, on California Highway 23 between Potrero Road and Carlisle Road across Lake Eleanor. 300 Comment
  UC205231  Dudleya hassei R. L. Pendleton 1909-7-2 1356 Los Angeles rd to e Avalon; Santa Catalina Island 9 Comment
  UC933196  Dudleya hassei Reid Moran 1941-5-27 873 Los Angeles near Avalon (Lover's Cove); Santa Catalina Island 30 Comment
  HSC6464  Dudleya lanceolata C. S. Apperson 1967-6-11 Los Angeles 4 mi. up Haskell Cyn. Rd. off of Bouquet Cyn. Rd. Comment
  RSA397799  Dudleya lanceolata Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
  RSA507544  Dudleya pulverulenta subsp. pulverulenta L. C. Wheeler 1967-6-26 9876 Los Angeles Elsmere Canyon. 457 Comment
  RSA723077  Dudleya pulverulenta subsp. pulverulenta LeRoy Gross 2007-5-2 2673 Los Angeles Southern part of the range; Stough Canyon just below the nature center. Near 427 Comment
  SBBG32108  Dudleya virens R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -249 Los Angeles S side of Little Harbor Comment
  RSA397765  Dudleya virens subsp. hassei M. B. Dunkle 1931-4-22 2467 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  SFV14724  Dysphania botrys J. C. Dittes, P. Dittes 1989-10-28 16 Los Angeles San Gabriel Mountains West Fork of San Gabriel River. One-third of a mile up river from highway on access road. 640 Comment
  SBBG92150  Ehrharta calycina A. C. Sanders 1988-5-18 7849 Los Angeles El Segundo dunes immediately W of Los Angeles InterNat Airport and E of Vista del Mar Blvd [above the end of World Way West] Comment
  SD218941  Ehrharta erecta Pamela Conway, LeRoy Gross 2010-12-27 1 Los Angeles Little Santa Anita Canyon; short distance west from the old Mt. Wilson toll road along trail to Orchard Camp. 395 Comment
  JEPS48970  Eleocharis coloradoensis L. C. Wheeler 1933-10-22 2192 Los Angeles San Gabriel Mts., Crystal Lake Comment
  CAS-BOT-BC113044  Eleocharis montevidensis I. Johnston May 13 1019 Los Angeles El Monte, ditch along Rail Road. 83 Comment
  CAS-BOT-BC113043  Eleocharis montevidensis I. Johnston 1916-10-10 13 Los Angeles Red Hill near Upland, marsh. Comment
  POM50483  Eleocharis montevidensis var. montevidensis Le Roy Abrams 1901-04 1446 Los Angeles Los Angeles River. Comment
  RSA3580  Eleocharis palustris Carl B. Wolf 1932-5-12 s.n. Los Angeles Santa Catalina Island: between Little Harbor and Cottonwood Creek. 46 Comment
  RSA641435  Eleocharis palustris L. C. Wheeler 1967-7-23 10157 Los Angeles San Gabriel Mountains: Mojave Desert Slope: Barrel Spring. Comment
  CAS-BOT-BC113279  Eleocharis parishii Roxana S. Ferris 1918-6-12 923 Los Angeles In marsh around artesian well at Lancaster. Comment
  RSA232288  Eleocharis parishii Robert F. Thorne, M. Z. Thorne 1969-7-10 38414 Los Angeles San Gabriel Mountains, Angeles National Forest: just E of Holiday Hill Ski area, Swartout Valley 1997 Comment
  CAS-BOT-BC112217  Eleocharis rostellata Robert F. Thorne; M. Z. Thorne 1967-7-19 37175 Los Angeles Big Cienega Springs above Crystal Lake Recreation Area. 1981 Comment
  RSA735127  Eleusine coracana subsp. africana R. E. Riefner 2006-10-2 6 -464 Los Angeles Near Griffith Park, E bank of Los Angeles River, River Ride Stables, ca. 0.5 mi S of Colorado St. 120 Comment
  SEINET10564718  Elymus elymoides LeRoy R. Abrams 1902-6-29 Abrams 2597 Los Angeles Open pine forests, Mt. Wilson. Comment
  RSA188520  Elymus elymoides subsp. elymoides R. F. Thorne, John Olmstead 1965-8-26 35378 Los Angeles San Gabriel Mountians: Angeles National Forest, Camp Lupine near Prairie Fork 2012 Comment
  SEINET7303710 Image available Elymus glaucus R. F. Thorne, M. Z. Thorne 1969-1 38508 Los Angeles San Gabriel Mts.; Angeles National Forest 2134 Comment
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Nov 11 2015
  CAS-BOT-BC206745  Elymus glaucus subsp. glaucus H. M. Hall 1901-6-1 2269 Los Angeles In the vicinity of Strawberry Valley - San Jacinto Mountains 1828 Comment
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Oct 10 2020
  RSA628380  Elymus glaucus subsp. glaucus Scott D. White, Dave Bramlet 1998-6-29 6824 Los Angeles West of Mt. Islip: just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 miles W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  UCR125184  Elymus triticoides A. C. Sanders, Mark Elvin 2002-6-25 25263 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
  UCR50877  Elymus triticoides A. C. Sanders 1988-5-18 7841 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  RSA629692  Elytrigia intermedia subsp. intermedia Scott D. White, Dave Bramlet 1998-8-11 7045 Los Angeles San Gabriel Mts.: West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  RSA115039  Emmenanthe penduliflora E. K. Balls 1955-7-25 20980 Los Angeles Claremont, San Gabriel Mts. Comment
  RSA608530  Emmenanthe penduliflora Louis C. Wheeler 1930-4-26 29 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  RSA655989  Emmenanthe penduliflora James Henrickson 1985-3-30 19773 Los Angeles 3 air mi. NNW of Newhall in proposed North Hills development just north of Santa Clara River and just E of San Francisquito Creek. 370 Comment
  UC457216  Emmenanthe penduliflora Carl Epling 1931-5-9 Los Angeles Los Alisos Canyon; Santa Monica Mountains Comment
  UCR277046  Emmenanthe penduliflora R. G. Swinney 2010-6-8 13230 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 100-300 m south of Placerita Cyn. in Los Pinetos Cyn. 598 Comment
  UCR200136  Emmenanthe penduliflora var. penduliflora Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 759 Los Angeles Transverse Ranges; Verdugo Mountains, south side, above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 488 Comment
  RSA640378  Encelia actoni L. C. Wheeler 1967-5-23 9688 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon 579 Comment
  CAS-BOT-BC131202  Encelia californica Alice Eastwood 1917-7-20 6501 Los Angeles Santa Catalina Island Comment
  RSA661028  Encelia californica Orlando Mistretta 1992-4-5 171 Los Angeles Guds, San Clemente Island. Comment
  SBBG44760  Encelia californica W. A. Wright 1931-2-19 Los Angeles behind school, Toyon and Bannings Cyns area Comment
  RSA712707  Encelia farinosa A. C. Sanders 2003-3-14 25751 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd., north edge of 210 freeway east of the San Gabriel River channel. 159 Comment
  CAS-BOT-BC226643  Ephedra nevadensis Steven R. Hill; Kate Kramer 2001-4-22 33367 Los Angeles North foothills of San Gabriel Mountains, Elizabeh Lake Road, 3.3 miles west of California Route 14, 0.9 mile west of Highland Street (25th Street West), west of Palmdale. Vicinity of Armagosa Creek 853 Comment
  RSA552388  Ephedra nevadensis D. Charlton 1991-4-18 5181 Los Angeles Piute Ponds, Edwards Air Force Base. Old Homestead road just east of ponds, south of Rosamond Dry Lakebed. 701 Comment
  UC2030121  Ephedra viridis Louis C. Wheeler 1967-5-31 9797 Los Angeles SAN GABRIEL MOUNTAINS: Just over the rise immediately west of Caldwell Lake. Comment
  UCR193168  Epilobium R. G. Swinney 1999-8-14 7627 Los Angeles San Gabriel Mtns., upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4. air mi. WSW of Dawson Peak 2146 Comment
  RSA230369  Epilobium angustifolium subsp. circumvagum Robert F. Thorne, M. Z. Thorne 1969-7-10 38349 Los Angeles San Gabriel Mountains, Angeles National Forest: E. Blue Ridge, Holiday Hill, 2460 Comment
  UCR129430  Epilobium canum A. C. Sanders, Mark Elvin 2002-6-20 25207 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  CAS-BOT-BC166194  Epilobium canum subsp. canum L. R. Abrams 1901-8-21 2190 Los Angeles Santa Monica [Canon] Canyon Comment
  RSA588374  Epilobium canum subsp. canum E. S. Spalding 1923-11-23 s.n. Los Angeles Cahuenga Pass. Comment
  RSA588397  Epilobium canum subsp. canum Gus Gluechert 1943-9-19 s.n. Los Angeles Culver City. Comment
  UC64602  Epilobium canum subsp. canum T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  CAS-BOT-BC166193  Epilobium canum subsp. canum R. J. Dobbs 1927-8-13 s.n. Los Angeles Arroyo - 1/2 mile above Coulter Ranger Station Comment
  CAS-BOT-BC174659  Epilobium canum subsp. latifolium Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8131 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  UCR205199  Epilobium ciliatum R. G. Swinney 2008-4-30 8703 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon 549 Comment
  UCR210265  Epilobium ciliatum R. G. Swinney 2008-8-13 9376 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  RSA228905  Epilobium ciliatum subsp. ciliatum Robert F. Thorne 1971-8-25 41326 Los Angeles San Gabriel Mts., Angeles National Forest: near Windy Spring on N Slope of Mt Islip 2256 Comment
  RSA72175  Epilobium ciliatum subsp. ciliatum F. W. Peirson 1951-08 s.n. Los Angeles Kewen Lake, Pasadena Comment
  UCR108658  Epilobium ciliatum subsp. ciliatum L. C. Wheeler 1966-8-21 8824 Los Angeles San Gabriel Mtns., Dorr Canyon, NW slope of Mt. Burnham, Lodgepole Picnic Area, Angeles Crest Hwy 2317 Comment
  UCR204420  Epilobium glaberrimum R. G. Swinney 2001-9-15 8180 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  RSA136791  Epipactis gigantea Percy C. Everett, E. K. Balls 1960-5-30 24132 Los Angeles San Gabriel Canyon, 2.5 miles from Azusa. Alt. 800 ft. 244 Comment
  UC845351  Epipactis gigantea C. B. Clokey, I. W. Clokey, and B. C. Templeton 1930-5-13 4748 Los Angeles Bouquet Canyon 700 Comment
  SBBG27189  Equisetum hyemale L. C. Wheeler 1931-9-27 161 Los Angeles San Dimas Cyn 685 Comment
  LA94024  Equisetum hyemale subsp. affine Lawrence L. Kiefer; 1963-6-30 580 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit 60 Comment
  RSA127969  Equisetum telmateia var. braunii Peter H. Raven 1959-10-25 1469 Los Angeles Santa Monica Mountains: Arroyo Sequit 1.6 miles north of Coast Highway 137 Comment
  RSA13772  Equisetum telmateia var. braunii L. C. Wheeler 1933-10-7 2164 Los Angeles Live Oak Canyon 686 Comment
  SD126124  Eragrostis barrelieri A. C. Sanders 1987-9-18 7383 Los Angeles El Segundo Dunes, West of Los Angeles Int. Airport and Pershing Drive. East side of subsite 13 by Pershing Drive. 38 Comment
  UCR127666  Eragrostis barrelieri A. C. Sanders, Kim Marsden 2003-6-20 26989 Los Angeles Western Transverse Range/Santa Clara River Watershed, Del Valle area, between San Martinez Grande Canyon Rd. and (San Martinez) Chiquito Canyon Rd., north of Hwy 126, Newhall Ranch 305 Comment
  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
  RSA0104858  Eriastrum densifolium subsp. austromontanum Orlando Mistretta 1992-7-9 662 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  UC1294032  Eriastrum densifolium subsp. elongatum G. B. Van Schaack 1950-7-31 2981 Los Angeles Acton Comment
  UC450849  Eriastrum densifolium subsp. elongatum Fay A. Macfadden 1931-7-8 3083 Los Angeles Roscoe Comment
  CHSC3709  Eriastrum filifolium Sue Boergadine 1966-5-10 Los Angeles San Raphael Hills. Comment
  LA52315  Eriastrum sapphirinum M. Zaitlin; 1951-5-18 sn Los Angeles Comment
  SJSU13399  Eriastrum sapphirinum C. W. Sharsmith 1943-9-10 4581 Los Angeles Mohave Desert near Llano Comment
  UCR19609  Eriastrum sapphirinum Albert J. Perkins 1924-6-1 s.n. Los Angeles La Habra, Shackless Ranch 97 Comment
  CHSC98112  Eriastrum sapphirinum subsp. dasyanthum LeRoy Gross; Laura Moore 2000-6-5 217 Los Angeles Verdugo Mountains: Ridgetop east of Brand and south of Pomeroy Canyons. 304 Comment
  UCSB9190  Eriastrum sapphirinum subsp. dasyanthum McElwain, I. 1953-5-17 Los Angeles Bull Canyon Rd., Granada Hills 457 Comment
  RSA0121261  Eriastrum sapphirinum subsp. dasyanthum C. F. Baker 1909-12-15 5239 Los Angeles Claremont. 365 Comment
  RSA0121297  Eriastrum sapphirinum subsp. dasyanthum J. H. Barber 1897-6-22 168 Los Angeles San Fernando Valley. Comment
  RSA0121303  Eriastrum sapphirinum subsp. dasyanthum L. C. Wheeler 1932-6-16 827 Los Angeles 2 miles N Claremont. 412 Comment
  RSA0123073  Eriastrum sapphirinum subsp. dasyanthum Fordyce Grinnell Jr. 1910-06 1931 Los Angeles Long Canyon, San Gabriel Mountains. Comment
  RSA0063029  Ericameria cooperi var. cooperi LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 7011 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  SBBG62821  Ericameria cooperi var. cooperi Anstruther Davidson -Jun-1893 Los Angeles Lancaster Comment
  LA200216  Ericameria ericoides J. Sauer; Linda Newby 1977-2-6 5928 Los Angeles Santa Monica Mountains, Zuma Beach, Zuma Beach 9 Comment
  LA202491  Ericameria linearifolia Harvey Anderson; 1932-3-31 sn Los Angeles Peace Valley [ESE of Gorman] Comment
  RSA0108883  Ericameria linearifolia R. G. Swinney 2010-5-21 12872 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. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  SFV3954  Ericameria linearifolia K. A. Wilson 1961-4-29 1178 Los Angeles San Gabriel Mountains Devil's Punchbowl camp site. Two miles south of Valyermo._x000B_Sandy rocky wash. 1220 Comment
  RSA0039393  Ericameria nauseosa R. G. Swinney 2009-11-16 11636 Los Angeles Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  UCR276719  Ericameria nauseosa subsp. consimilis R. G. Swinney 2010-9-21 13863 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  CAS-BOT-BC298887  Ericameria nauseosa var. bernardina Fordyce Grinnell, Jr. 1916-9-1 s.n. Los Angeles Eaton's Canyon, San Gabriel Mts, near Pasadena Comment
  SEINET7950739 Image available Ericameria nauseosa var. hololeuca Unknown Unknown s.n. Los Angeles Lancaster Comment
  CAS-BOT-BC299099  Ericameria nauseosa var. leiosperma Ernest C. Twisselmann 1970-10-17 17553 Los Angeles Wastelands at the W shore of Rosamond Dry Lake 716 Comment
  CAS-BOT-BC298055  Ericameria nauseosa var. mohavensis Eugene Wells 1909-11-27 s.n. Los Angeles Lancaster Comment
  SBBG140  Ericameria nauseosa var. mohavensis R. Hoffmann 1927-9-21 Los Angeles Bailey's Ranch, Ridge Route (US Hwy 99) Comment
  UCD131478  Ericameria nauseosa var. oreophila Gordon Pilone 1960-10-13 51 Los Angeles 3/4s mile north of Ranger Station in San Antonio Canyon on old road. San Gabriel Mountain range. 762 Comment
  RSA739716  Ericameria parishii John Dittes 2006-1-3 1314 Los Angeles Transverse Ranges, San Gabriel Mtns, Upper Big Tujunga Canyon, 5.2 air miles SE of Roundtop Mt. 4 lair miles NE of Redbox Gap, 1.3 air miles SW of Vetter Mtn., 0.6 air mile NE of intersection of Upper Big Tujunga Canyon road and Angeles Crest Hwy (Hwy2), S side of upper Big Tujunga Canyon road on slope above upper Big Tujunga Creek. 1274 Comment
  POM293690  Ericameria parishii var. parishii Lyman Benson 1948-9-15 13540 Los Angeles Dam in Big Dalton Canyon above Glendora. San Gabriel Mt. Range. 365 Comment
  POM308163  Ericameria parishii var. parishii Henry J. Ramsey, Henry J. Ramsey 1937-8-7 2912 Los Angeles Bear Creek Canyon, San Gabriel Mountains. Comment
  CAS-BOT-BC293139  Ericameria pinifolia C. B. Wolf 1931-5-13 1996 Los Angeles Pacoima Wash, near bridge on the road from Tujunga to San Fernando 365 Comment
  RSA695389  Ericameria pinifolia A. C. Sanders, Mark A. Elvin 2002-6-19 25183 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Long Cyn. 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. 335 Comment
  UCR151017  Ericameria pinifolia Scott D. White 1997-5-7 5056 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  UCR280875  Erigeron breweri var. bisanctus R. G. Swinney 2014-5-7 16404 Los Angeles San Gabriel Mountains, east of Valyermo, east end of Holcomb Ridge, 0.35-0.45 miles north of Panorama Rd., 2.5 road miles east of Bob's Gap Road, in north-south arroyo cutting through Holcomb Ridge 1366 Comment
  CAS-BOT-BC296169  Erigeron foliosus var. foliosus F. Grinnell Jr. 1910-6-23 s.n. Los Angeles Strawberry Ridge, San Gabriel Mts. 1676 Comment
  CAS-BOT-BC296199  Erigeron foliosus var. foliosus F. Grinnell Jr. 1917-8-12 s.n. Los Angeles Big Santa Anita Canyon, San Gabriel Mountains 1127 Comment
  SBBG31302  Erigeron foliosus var. foliosus R. F. Thorne 1965-6-22 34874 Los Angeles behind Bird Park 91 Comment
  SEINET191885  Erigeron foliosus var. foliosus C. B. Wolf 1931-5-13 1999 Los Angeles Pacoima Wash, near bridge on the road from Tujunga to San Fernando. 366 Comment
  RSA756585  Erigeron foliosus var. foliosus Orlando Mistretta, Christine Mistretta 2008-4-3 2274 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
  UC63360  Erigeron philadelphicus var. philadelphicus Ernest Braunton 1902-5-10 292 Los Angeles Rivera [Pico Rivera] Comment
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May 25 2011
  LA202744  Eriobotrya japonica Arthur C. Gibson; 2004-3-10 5011 Los Angeles 146 Comment
  SFV18434  Eriodictyon crassifolium C. Ferguson 1971-5-5 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Hillside east of Nature Center. 460 Comment
  POM118329  Eriodictyon crassifolium var. nigrescens Marcus E. Jones 1924-4-28 s.n. Los Angeles Ridge north of Saugus. Comment
  SD131878  Eriodictyon crassifolium var. nigrescens Barbara Ertter 1988-5-23 7487 Los Angeles San Gabriel Mts, N side,along San Andreas fault, Pine Canyon Road (Co Rd N2) N side Comment
  UCR259675  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-4-1 12139 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  UC1348867  Eriodictyon traskiae Robert F. Thorne 1966-4-29 36310 Los Angeles below road to White's Landing above turnoff to Echo Lake (Santa Catalina Island); Santa Catalina Island 411 Comment
  CATA1516  Eriodictyon traskiae subsp. traskiae Mark L. Hoefs, Steven A. Junak 1996-7-9 2734 Los Angeles Santa Catalina Island: By Lower Cape Canyon Reservoir, Cape Canyon 237 Comment
  RSA455067  Eriodictyon trichocalyx var. trichocalyx L. E. Hoffman 1931-11-9 s.n. Los Angeles Big Rock Creek Comment
  OBI6123  Eriogonum angulosum Carl B. Wolf 1932-10-21 4362 Los Angeles 1/2 mi E of Palmdale Mojave Desert 808 Comment
  RSA784560  Eriogonum angulosum Elizabeth A. Kempton, Eric Paul 2006-6-11 386 Los Angeles Tick Canyon. 538 Comment
  UCD99685  Eriogonum angulosum A. C. Sanders 2003-8-5 27112 Los Angeles NE end of Santa Susana Mtns; Newhall Ranch, Potrero Canyon, ridge on north side of valley NE of old ranch headquarters. 320 Comment
  UCR126689  Eriogonum angulosum A. C. Sanders 2003-4-16 26024 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course 366 Comment
  UCR16546  Eriogonum angulosum T. Yonkers 1978-9-15 s.n. Los Angeles Peace Valley, about 4 mi south of Gorman, proposed Dept. of Water Resources Pyramid Power Plant 976 Comment
  RSA0080359  Eriogonum baileyi R. G. Swinney 2011-6-29 15362 Los Angeles Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground. 1082 Comment
  SBBG61887  Eriogonum baileyi P. A. Munz, I. M. Johnston 1928-9-4 11175 Los Angeles Rock Crk 1158 Comment
  RSA66042  Eriogonum baileyi var. baileyi F. W. Peirson 1928-7-1 8417 Los Angeles San Gabriel Mountains: Aliso Canyon 1098 Comment
  JEPS57055  Eriogonum cinereum C. M. Dammers 1933-10-27 Los Angeles Point Firmin Comment
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May 27 2013
  RSA393139  Eriogonum cinereum Louis C. Wheeler 1931-11-11 343 Los Angeles Topanga Canyon, Santa Monica Mountains 305 Comment
  UCR17952  Eriogonum cinereum Edith A. Purer 1932-8-31 s.n. Los Angeles Southern Coast, Palos Verdes Hills 244 Comment
  RSA0004962  Eriogonum cinereum G. W. Barclay 1839-10-13 3051 Los Angeles Hills near San Pedro Comment
  RSA597274  Eriogonum cithariforme var. agninum Tim S. Ross, S. D. Boyd 1990-6-18 3513 Los Angeles San Gabriel Mountains, Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  POM2280  Eriogonum davidsonii I. M. Johnston 1917-7-3 1406 Los Angeles San Antonio Canyon 1829 Comment
  RSA228044  Eriogonum davidsonii Robert F. Thorne, C. W. Tilforth 1971-6-29 40667 Los Angeles San Gabriel Mountains, Angeles National Forest: near junction of Angeles Forest and Mt. Emma Roads 1128 Comment
  UCR271848  Eriogonum davidsonii R. G. Swinney 2011-5-31 14885 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  RSA766336  Eriogonum davidsonii Joseph A. Ewan 1934-8-3 8398 Los Angeles Swartout Valley, near county line. San Gabriel Mts. 1982 Comment
  SBBG125855  Eriogonum deflexum var. baratum A. Parikh, N. Gale 2010-6-2 3246 Los Angeles Sierra Pelona, 4 km W of State Hwy 14, 2.2 km SW of California Aqueduct; E Liebre Mts 1143 Comment
  RSA393298  Eriogonum elongatum C. M. Dammers 1933-10-28 s.n. Los Angeles Point Firman. Comment
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May 27 2013
  LA206776  Eriogonum fasciculatum Elizabeth Levine; 1949-5-8 sn Los Angeles San Gabriel Mountains, Big Tujunga Wash N of the bridge Comment
  UCR198324  Eriogonum fasciculatum Gary Kovnat, LeRoy Gross 2003-1-19 01 Los Angeles Transverse Ranges; San Gabriel Mountains region, Angeles National Forest, Gold Creek Ecological Preserve, south terrace south descending trail Comment
  RSA0115406  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-5-29 13242 Los Angeles San Gabriel Mountains; May Canyon Truck Trail, 0.3-1.5 miles north of Veterans Park, west of Loop Canyon on FS Rd. 3N54. 610 Comment
  RSA393406  Eriogonum fasciculatum var. foliolosum M. Bisbee 1917-5-18 72 Los Angeles Hills, north of Eagle Rock Valley Comment
  RSA610551  Eriogonum fasciculatum var. foliolosum Louis C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Divide between West Fork Bear Creek and Devils Canyon. Comment
  UCSB1417  Eriogonum fasciculatum var. foliolosum White, Arthur 1960-5-13 Los Angeles Next to Hwy. 138, 1 mi. W of Pearblossom; Mojave desert Comment
  UCD100072  Eriogonum fasciculatum var. polifolium G. H. Vansell 1933-6-30 s.n. Los Angeles Palmdale, Antelope Valley. Comment
  RSA158216  Eriogonum giganteum var. formosum Peter H. Raven 1962-7-10 17976 Los Angeles San Clemente Island, road near northwest end of island. Comment
  RSA611973  Eriogonum gracile var. gracile Valerie L. Soza, Laura Moore 1997-8-16 50 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard. 412 Comment
  POM158211  Eriogonum gracile var. gracile P. A. Munz, I. M. Johnston 1928-9-4 11141 Los Angeles Pacoima Wash, near San Fernando. Comment
  CAS-BOT-BC261100  Eriogonum gracillimum Bunch 1974-8-16 500 Los Angeles Texaco Oil Field through Archery Range, Castaic Comment
  UCR209274  Eriogonum heermannii R. G. Swinney 2008-10-7 9484 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
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Oct 23 2020
  RSA250555  Eriogonum kennedyi var. alpigenum Robert F. Thorne 1967-10-3 37296 Los Angeles Mt. Baden Powell, just south of peak 2851 Comment
  RSA0040524  Eriogonum microtheca var. johnstonii Orlando Mistretta 1995-12-12 1954 Los Angeles Transverse Ranges; San Ganbriel Mountains region: Little Rock Creek Canyon. 1741 Comment
  RSA733278  Eriogonum nudum var. pauciflorum R. G. Swinney 2001-6-16 7967 Los Angeles San Gabriel Mtns.: Juniper Hills, north side of Pleasant View Ridge, secondary ridge between Miller and McClure canyons. 1951 Comment
  RSA782635  Eriogonum parishii Elizabeth A. Kempton, Eric Paul 2006-8-5 420 Los Angeles San Gabriel Mountains Region, along Hwy. 2 at mile marker 59.0, 1.2 mile west of Krafka Ski Ridge Resort, 2 miles E of Buckhorn Flat campground 1998 Comment
  RSA766393  Eriogonum parvifolium Joseph A. Ewan 1929-1-1 565 Los Angeles Rocky Point, Palos Verdes 6 Comment
  RSA393066  Eriogonum parvifolium var. parvifolium Tom Burch 1940-04 s.n. Los Angeles Redondo Beach. South end of Town. 0 Comment
  UCR138846  Eriogonum pusillum L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Spring c. 2/3 mi. east of Juniper Bowl, Juniper Hills 1159 Comment
  UCR168449  Eriogonum saxatile F. R. Fosberg, Joseph A. Ewan 1931-8-11 S- 5452 Los Angeles Transverse Ranges; San Gabriel Mountains, south slope of Mt. Hawkins near Islip-Hawkins divide 2300 Comment
  UCR189676  Eriogonum saxatile R. G. Swinney 1998-7-2 6197 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  UCR9238  Eriogonum saxatile D. H. Wilken, Brian Capon 1965-6-24 298 Los Angeles San Gabriel Mtns., North Fork Tujunga Canyon 1067 Comment
  CAS-BOT-BC262866  Eriogonum thurberi Clare B. Hardham 1958-6-14 3702 Los Angeles Tajunga [Tujunga] Wash Comment
  RSA590617  Eriogonum thurberi Tim S. Ross, S. D. Boyd 1990-6-4 2795 Los Angeles ridge separating Moody Canyon (on the E) from Mill Canyon and Bootleggers Canyon (on the W). 1036 Comment
  UCR20202  Eriogonum umbellatum var. bahiiforme T. P. Krantz 1979-9-14 s.n. Los Angeles San Gabriel Mountains, Immediately north of the Big Pines Station on Hwy 2 Comment
  RSA293403  Eriogonum umbellatum var. minus Reino Alava, R. C. Bacigalupi 1958-7-20 2223 Los Angeles San Gabriel Mountains, Angeles Crest Highway (California Highway No. 2), west of Dawson Saddle, south of Mt. Lewis, Angeles National Forest 2430 Comment
  RSA755873  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-7-16 9241 Los Angeles Will Thrall Peak, west of Burkhart Saddle 2378 Comment
  UCR209263  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-10-8 9539 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  CAS-BOT-BC264992  Eriogonum wrightii var. subscaposum Le Roy Abrams 1901-8-1 1931 Los Angeles Mt. San Antonio 3048 Comment
  RSA766284  Eriogonum wrightii var. subscaposum Joseph A. Ewan 1934-8-9 8408 Los Angeles Summit Mt. Williamson. San Gabriel Mtns. 2500 Comment
  SD1267  Eriogonum wrightii var. subscaposum Ruth B. Randall 7/1931 107 Los Angeles Big Pines near Los Angeles Comment
  UCR141813  Eriogonum wrightii var. subscaposum June Latting 1978-9-17 s.n. Los Angeles San Gabriel Mountains, Grassy Hollow Campground, east of Vincent Gap on the Angeles Crest Hwy, Angeles National Forest 2226 Comment
  RSA527764  Eriophyllum confertiflorum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4327 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA595542  Eriophyllum confertiflorum Alan Prather, Alice Hempel 1993-5-17 1353 Los Angeles Angeles National Forest, along Glendora Mountain Road, 27.4 km N of the intersection with Boulder Springs drive (just S of the entrance to the National Forest). Comment
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Oct 29 2014
  RSA729858  Eriophyllum confertiflorum R. G. Swinney 1999-6-5 7250 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
  RSA755632  Eriophyllum confertiflorum R. G. Swinney 2008-7-15 9206 Los Angeles Winston Peak. 2275 Comment
  UCD168221  Eriophyllum confertiflorum J. W. Barry 1980-5-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  CATA158  Eriophyllum confertiflorum var. confertiflorum Mark L. Hoefs, A. Douglas Propst 1973-3-14 119 Los Angeles Santa Catalina Island: West side of White's Landing, on bank behind beach 7 Comment
  UC90267  Eriophyllum confertiflorum var. confertiflorum T. S. Brandegee 1890-5-8 Los Angeles San Pedro Comment
  SEINET10839189  Eriophyllum nevinii Jon Ricketson, Heidi H. Schmidt 1992-10-19 Ricketson 4777 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
  UCR65219  Eriophyllum nevinii F. R. Fosberg 1931-7-16 S 5609 Los Angeles Channel Islands, Santa Catalina Island, Avalon 5 Comment
  RSA92397  Eriophyllum pringlei F. W. Peirson 1917-5-12 1386 Los Angeles County public camp ground in Mint Canyon, northwest corner of San Gabriel Mts. Comment
  RSA585352  Eriophyllum wallacei Timothy S. Ross 1991-4-27 4625 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
  CAS-BOT-BC296957  Eriophyllum wallacei Frank W. Peirson 1919-5-30 346 Los Angeles Tujunga Canyon, west end of San Gabriel Mts. 426 Comment
  UCSB3525  Erodium botrys 1940-5-13 Los Angeles San Dimas Exp. Forest; Glendora Ridge Truck Trail Comment
  UCR213416  Erodium brachycarpum A. C. Sanders, Dan S. Cooper 2010-3-12 37337 Los Angeles South Coast, Madrona Marsh, Torrance 24 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
  RSA391802  Erodium cicutarium Gary D. Wallace 1979-4-19 1683 Los Angeles Mojave Desert, W of Palmdale, N of Elizabeth Lake near north end of Munz Ranch Road. Comment
  SBBG128075  Erodium cicutarium M. L. Hoefs, S. A. Junak, K. Kirkland 2001-4-14 3138 Los Angeles upper Middle Cyn on hillside by Edison pump house 371 Comment
  UCR179683  Erodium cicutarium R. G. Swinney, Dave Larson 1996-8-7 5245 Los Angeles Eastern San Gabriel Mountains., San Dimas Experimental Forest, head of Dry Lake Canyon at 'Dry Lake,' site of CCC camp in 1930s = Browns Flat 1524 Comment
  RSA226191  Erodium cicutarium Gary D. Cromwell 1971-4-16 509 Los Angeles Mystic Canyon, 2 mi NE of Glendora Comment
  UCR23699  Erodium moschatum John C. Roos 1943-3-7 2642 Los Angeles Santa Monica, near Sawtell Comment
  SD144455  Erodium moschatum B. Pitzer 1996-4-28 2734 Los Angeles City of Long Beach, Cherry Beach, at W terminus of Junipero Ave, just across street from Bixby Park Comment
  SFV1472  Erysimum capitatum K. A. Wilson, D. E. Bianchi 1961-2-2 829 Los Angeles San Gabriel Mountains Little Tujunga Canyon, 2 miles north of Route 118. 400 Comment
  RSA573708  Erysimum capitatum var. capitatum Timothy S. Ross 1990-8-17 3152 Los Angeles Upper Big Rock Creek, 120-200m N of Icy Springs 1726 Comment
  UCR214606  Erysimum suffrutescens A. C. Sanders, Dan S. Cooper 2010-3-12 37387 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UC168846  Eschscholzia George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 419 a Los Angeles Santa Catalina Island Comment
  RSA0021281  Eschscholzia caespitosa Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5076 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA187817  Eschscholzia californica Robert F. Thorne 1966-4-7 35973 Los Angeles Santa Catalina Island, above Emerald Cove. 61 Comment
  RSA0038398  Eschscholzia californica Harold L. Pirie 1963-4-27 s.n. Los Angeles Santa Monica Mts., near Wells Drive and Calvin Street, Woodland Hills. 274 Comment
  POM148433  Eschscholzia californica var. peninsularis L. R. Abrams 1901-04 1319 Los Angeles San Fernando Mts. 762 Comment
  JEPS20988  Eschscholzia ramosa F. W. Peirson 1923-4-11 3469 Los Angeles on bluff above sea San Clemente Isl. (Eagle Ranch Creek) Comment
  SBBG131818  Eschscholzia ramosa S. A. Junak, B. Collins 1991-4-24 SCI 201 Los Angeles overlooking cove, S side of Eel Cove Cyn Comment
  UCR260019  Eucalyptus camaldulensis R. G. Swinney 2010-3-30 12109 Los Angeles San Gabriel Mountains, Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  OBI60002  Eucalyptus sideroxylon Joseph Andorfer Ewan 1933-4-15 10869 Los Angeles Newtan Estate, Loma Dr, Los Angeles Comment
  RSA580964  Eucrypta chrysanthemifolia Catherine A. Mish 1995-3-18 25 Los Angeles Santa Monica Mountains: Fryman Canyon 500 Comment
  RSA128265  Eucrypta chrysanthemifolia H. J. Thompson 1959-4-12 1920 Los Angeles Santa Monica Mountains: 2 miles west of Las Virgenes Road, Mulholland Highway. 305 Comment
  LA200683  Eulobus californicus A. M. Johnson; 1925-4-26 4573 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
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Jun 25 2015
  RSA0082910  Euphorbia albomarginata Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-5-30 3130 Los Angeles Abalone Cove Reserve, Palos Verdes Nature Preserve. Immediately above beach at foot of cliff. 2 Comment
  UCR125152  Euphorbia albomarginata A. C. Sanders, Mark Elvin 2002-6-18 25130 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  UCR96196  Euphorbia albomarginata B. G. Pitzer 1996-4-21 2714 Los Angeles Western Mojave Desert, Antelope Valley. north side of State Hwy 138 (= Ave. 'D'), c. 2 mi. west of Country Store, at town of Neenach (c. 30 mi. west of Hwy I-14). 915 Comment
  RSA607513  Euphorbia maculata L. C. Wheeler 1973-6-15 s.n. Los Angeles Los Angeles: Between San Diego (405) Fwy and Sepulveda Blvd., just E of Alameda St. Comment
  RSA661031  Euphorbia misera Orlando Mistretta 1992-4-5 174 Los Angeles Guds, San Clemente Island. Comment
  SBBG131506  Euphorbia peplus M. L. Hoefs, R. F. Thorne 1996-4-6 2600 Los Angeles Pebbly Beach 6 Comment
  SD181567  Euphorbia serpillifolia subsp. serpillifolia Louis C. Wheeler 1945-6-3 6063 Los Angeles San Gabriel Canyon; West Fork San Gabriel Canyon ca. 1.0 mile west of the forks. Comment
  CDA21197  Euphorbia terracina A. Bona 2006-9-26 PDR 1253133 Los Angeles Southwestern California; Dean Dana Friendship Nature Center, W 9th St., San Pedro. 0 Comment
  SD48928  Extriplex californica Reid Moran 1958-9-15 6840 Los Angeles San Clemente Island; slope above Wilson Cove. 49 Comment
  SD69653  Festuca arundinacea Robert F. Thorne 1967-5-18 36861 Los Angeles Santa Catalina Island: Middle Bulrush Canyon, near stream bed 244 Comment
  UCR192040  Festuca microstachys var. ciliata A. C. Sanders 2008-4-17 34939 B Los Angeles Transverse Range, mouth of canyon in hills c. 1.25 mi. SW of Neenach School, c. 1.5 mi. west of Pine Canyon 956 Comment
  RSA0018987  Ficus carica Steve Boyd, Valentin Arvizu, R. E. Riefner 2006-9-21 11697 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
  LA94446  Filago californica Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA188127  Filago depressa R. F. Thorne 1966-4-29 36301 Los Angeles Catalina Island. Along Airport Road before turn-off to Middle Ranch Canyon. 457 Comment
  UCR149937  Forestiera pubescens R. G. Swinney 1997-9-6 5867 Los Angeles San Gabriel Mtns, Wash at the base of Foothill Canyon [Mescal Crk Cyn?], 0.9 mi west of Forestry Service Rd 4N06 at 233rd St. 1415 Comment
  UCR190923  Forestiera pubescens R. G. Swinney 1999-6-28 7450 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, south of Mescal Highlands Rd. 1494 Comment
  SD233924  Frangula californica J. Vlahos 1934-5-13 Los Angeles San Antonio Canyon 1402 Comment
  SD253535  Frangula californica subsp. californica R. G. Swinney 2011-5-31 14903 Los Angeles San Gabriel Mountains; Monte Cristo Creek, 0.1-0.4 mile northeasst of Monte Cristo Campground and confluence with Mill Creek (Chilao Flat 7.5'Q) 1096 Comment
  UCSB13359  Frankenia salina Breedlove, Dennis 1961-9-24 Los Angeles Ballast Point, S side of Catalina Harbor; Santa Catalina Island Comment
  RSA609015  Frasera parryi Louis C. Wheeler 1931-4-12 s.n. Los Angeles San Gabriel Mountains: Mouth of San Dimas Canyon. Comment
  UC878071  Fraxinus dipetala F. Grinnell 1917-3-31 Los Angeles near Newhall Pass; Santa Susanna Mts. Comment
  RSA776728  Fraxinus uhdei Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11684 Los Angeles Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  UCR258509  Fraxinus velutina R. G. Swinney 2010-9-13 13811 Los Angeles San Gabriel Mountains, Crystal Lake, within 100 m of shoreline 1691 Comment
  RSA96562  Froelichia gracilis George W. Garrettson 1955-6-8 s.n. Los Angeles Santa Fe right-of way, Walnut Ave., San Dimas Comment
  UCR80218  Galinsoga parviflora L. C. Wheeler 1932-11-6 1446 Los Angeles San Gabriel Valley, Garey Ave., 3 mi N Pomona 305 Comment
  POM294151  Galinsoga parviflora var. parviflora J. D. Laudermills 1944-9-10 s.n. Los Angeles Orchard near Claremont. Comment
  LA208354  Galium angustifolium Elizabeth Levine; 1949-5-18 Los Angeles San Gabriel Mountains, Big Tujunga Wash N of the bridge Comment
  RSA653899  Galium angustifolium Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 819 Los Angeles Verdugo Mountains, south side: Stough Canyon, along Stough Canyon Avenue (Walnut Avenue) before gate to nature center, W of De Bell Municipal Golf Course. 396 Comment
  RSA225713  Galium angustifolium subsp. angustifolium Robert F. Thorne, Arthur C. Gibson 1971-5-22 39736 -a Los Angeles Fish Canyon. San Gabriel Mtns, Angeles National Forest. 305 Comment
  RSA587379  Galium angustifolium subsp. angustifolium Orlando Mistretta 1995-4-21 1630 Los Angeles Little Rock Creek. Un-named canyon draining the west slopes of Little Rock Creek canyon 0.5 mi. N of Kitter Canyon 1052 Comment
  UC888703  Galium angustifolium subsp. angustifolium Carl B. Wolf 1932-10-3 4208 Los Angeles road to Renton Mine about 1 mi from junction with Wrigley Drive; Santa Catalina Island 304 Comment
  RSA646290  Galium angustifolium subsp. angustifolium Orlando Mistretta 1992-7-17 727 Los Angeles San Gabriel Mtns. Gold Canyon trail. Tujunga Ranger District. Comment
  CHSC95773  Galium aparine LeRoy Gross; Naomi Fraga 2002-4-4 508 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 532 Comment
  RSA157785  Galium aparine var. echinospermum Peter H. Raven 1962-5-8 17595 Los Angeles San Clemente Island: mouth of canyon at south end of Seal Cove. 9 Comment
  UC519952  Galium californicum subsp. flaccidum Louis C. Wheeler 1932-7-2 899 Los Angeles Browns Flat-Fern Canyon water trail San Gabriel Mts. 1219 Comment
  UC28209  Galium catalinense Blanche Trask July 1896 Los Angeles Avalon Santa Catalina Island Comment
  CAS-BOT-BC217511  Galium grande A. J. McC 1893-7-29 120 Los Angeles Pasadena 1219 Comment
  UC2029962  Galium grande V. Soza, Samantha Tessel 2001-6-18 1291 b Los Angeles Transverse Ranges, San Gabriel Mountains region: Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.5 miles from trailhead out of Chantry Flat area. Comment
  UCR238476  Galium grande Orlando Mistretta, Christine Mistretta 2008-5-20 3170 Los Angeles Transverse Ranges; San Gabriel Mountains, Southern California Edison transmission line corridor (Segment 6, Impact Area 14 per TRTP Survey 2008), Fish Canyon drainage; Van Tassel Motorway just south of the junction with Monrovia Canyon Truck Trail 986 Comment
  RSA760671  Galium hallii R. G. Swinney 2008-8-13 9407 Los Angeles Big Rock Creek, 1.0 mi. east of Fenner Canyon. 1793 Comment
  RSA0107227  Galium porrigens R. G. Swinney 2011-5-19 14781 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek. 1073 Comment
  RSA424698A  Galvezia speciosa F. R. Fosberg 1931-7-15 S- 5415 Los Angeles Isthmus, Santa Catalina Island. 30 Comment
  RSA771951  Gambelia Robert F. Thorne 1968-2-24 37916 Los Angeles Santa Catalina Island. N bank of road from Fisherman's Cove Comment
  SBBG97016  Gambelia speciosa S. Boyd with T. Ross, L. Arnseth 1990-4-8 4430 Los Angeles Bryce Cyn near Malo Pt 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
  RSA602400  Gamochaeta pensylvanica L. C. Wheeler 1946-12-14 6449 Los Angeles San Gabriel Mountains: San Dimas Canyon; ca. 1/4 mile upstream from dam. Comment
  RSA612290  Gamochaeta pensylvanica L. C. Wheeler 1934-4-24 2553 Los Angeles Liveoak Canyon Dam 457 Comment
  UC1871214  Gamochaeta ustulata T. Ross 1993-4-21 6847 Los Angeles Santa Catalina Island; major E-W ridge between "Carlos" and Cactus Pk; 2750 ft WNW of Cactus Pk summit 435 Comment
  UC1122663  Garrya flavescens A. Lewis Feb 1934 296 Los Angeles Gold Creek; Angeles National Forest 1036 Comment
  SD90213  Garrya veatchii Benjamin C. Stone 1953-3-9 291 Los Angeles Chaparral above San Gabriel dam area, San Gabriel Mountains. 1067 Comment
  RSA0016931  Garrya veatchii K. Bahns 1949-1-16 s.n. Los Angeles Found along Glendora Canyon-Mt. Baldy roadside. 305 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
  RSA191582  Gayophytum heterozygum Robert F. Thorne, M. Z. Thorne 1966-8-29 36590 Los Angeles SAN GABRIEL MTS., ANGELES NATIONAL FOREST: sunny, small, dry depression south of Crystal Lake 1723 Comment
  RSA230061  Gayophytum heterozygum Robert F. Thorne 1971-6-26 40592 Los Angeles San Gabriel Mountians, Angeles National Forest: on summit of Mt. Wilson 1738 Comment
  CDA4130  Genista canariensis T. C. Fuller 1962-4-1 8157 Los Angeles Verdugo Mountains region; Naturalized on slope of Barranca N.E. of Foothill Blvd. & Hillard Ave. La Canada 0 Comment
  SD66905  Genista monspessulana R. Mitchel Beauchamp 1967-3-20 372 Los Angeles Santa Catalina Island; on slope above beach road south of Avalon. Comment
  RSA0068445  Gilia R. G. Swinney 2010-5-19 12838 Los Angeles Horseshoe bend in Pacific Telephone Access Rd., 0.3 air miles NNE of Oracle Hill Summit, 2.1 air miles due east of Angeles Forest Hwy, 0.8 air miles due west of Mt. Emma Rd. 1207 Comment
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Dec 7 2018
  RSA747152  Gilia R. G. Swinney 2008-5-8 8810 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
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Dec 7 2018
  LA201993  Gilia angelensis Arthur C. Gibson; 2003-4-15 5016 Los Angeles Simi Hills, Box Canyon, along hiking trail along Box Canyon Rd, ca 0.5 km S of Pioneer Pass 496 Comment
  LA52320  Gilia angelensis W. O. Griesel; 1936-4-18 sn Los Angeles Santa Monica Mountains, Hollywood Hills Comment
  SBBG14723  Gilia angelensis P. H. Raven 1962-3-27 17000 Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 mi E of Portuguese Bend Comment
  RSA252967  Gilia brecciarum subsp. brecciarum R. F. Thorne, C. W. Tilforth 1973-4-20 43107 Los Angeles San Bernardino National forest; Mormon Rocks and Cajon Canyon 1036 Comment
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Jan 14 2014
  SBBG124716  Gilia brecciarum subsp. brecciarum O. Mistretta with C. Mistretta 2008-4-30 2570 Los Angeles Liebre Mtns region, southern California Edison transmission line corridor (Segment 5, structure 2 per TRTP survey, 2008) in vicinity of Ritter Ridge, S side of Antelope Valley 1120 Comment
  RSA0055773  Gilia capitata R. G. Swinney 2010-4-28 12391 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA470219  Gilia capitata subsp. abrotanifolia Anstruther Davidson 1910-5-1 2394 Los Angeles Sierra Madre, Cal. Comment
  RSA470228  Gilia capitata subsp. abrotanifolia Geo Cantwell 1930-05 s.n. Los Angeles Mint Canyon. Comment
  RSA752639  Gilia capitata subsp. abrotanifolia Amber Maurice, Laura Hoglin, Sylvia Rivera 2003-4-24 3 Los Angeles Gorman Pass, Tejon Ranch. Comment
  UCR192200  Gilia latiflora A. C. Sanders 2008-4-16 34895 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, hills c. 1.25 mi. NE of Quail Lake, c. 0.7 mile north of Hwy 138 1000 Comment
  RSA587400  Gilia latiflora subsp. cuyamensis Orlando Mistretta 1995-4-5 1603 Los Angeles Drainage W of Little Rock Creek Reservoir. 1189 Comment
  RSA469401  Gilia latiflora subsp. davyi Anstruther Davidson 1916-5-1 3167 Los Angeles Elizabeth Lake Comment
  CAS-BOT-BC226338  Gilia latiflora subsp. davyi Herbert L. Mason 1934-3-30 8037 Los Angeles Antelope Valley, Mohave [Mojave] Desert Comment
  RSA95663  Gilia latiflora subsp. davyi Verne Grant 1955-4-16 9578 Los Angeles Near Lancaster Junction south of Gorman on Hwy 99. Comment
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Apr 10 2012
  RSA469369  Gilia latiflora subsp. latiflora Francis M. Ball, Cameron Blake, Jane Turner 1962-6-2 SK&F- 967 Los Angeles Big Pines Highway midway between Pearblossom and Valyermo 1037 Comment
  UCR269126  Gilia leptantha subsp. transversa Orlando Mistretta, Christine Mistretta 2011-6-15 5694 Los Angeles San Gabriel Mountains, northern edge of the mountains, 0.6 air mile north of Aliso Canyon Road 1078 Comment
  RSA152047  Gilia minor Wesley O. Griesel 1962-4-14 s.n. Los Angeles Vincent 1006 Comment
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Apr 11 2013
  SD51884  Gilia nevinii Peter H. Raven 1962-4-10 17213 Los Angeles San Clemente Island. Grassland on east-facing slopes along summit ridge about 2 miles north of Thirst. 487 Comment
  SDSU3092  Gilia nevinii R. M. Beauchamp 1967-3-17 247 Los Angeles Common annual on slope east of Wilson Cove. San Clemente Island Comment
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May 16 2008
  UCR204204  Gilia nevinii Mark A. Elvin, Dylan Hannon, Gary Allan, Curtis Clark 1996-4-19 151 Los Angeles Channel Islands, San Clemente Island, North Head, top of slopes between 1st and 2nd terrace point at North Head Rock 12 Comment
  CAS-BOT-BC402017  Gilia ochroleuca subsp. bizonata L. R. Abrams 1927-4-30 11731 Los Angeles Head of Antelope Valley Comment
  UCR270459  Gilia ochroleuca subsp. bizonata R. G. Swinney 2011-5-12 14677 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  RSA0016265  Gilia ochroleuca subsp. bizonata L. C. Wheeler 1973-4-7 s.n. Los Angeles Kentucky Springs Canyon. 1220 Comment
  UC303724  Gilia ochroleuca subsp. vivida unknown Jun 15 1906-Jun 18 1906 Los Angeles summit Mt. Wilson San Gabriel Mts., summit Mt. Wilson (San Gabriel Mts., Southern California) 1828 Comment
  SFV6448  Glyptopleura marginata T. Gordon, W. C. Willig, K. A. Wilson, D. R. Perry 1974-4-28 201 Los Angeles Mojave Desert Antelope Valley. Llano. 165th Street East and T8 Avenue. 900 Comment
  RSA596470  Gnaphalium beneolens Lauren Raz, S. D. Boyd 1996-10-23 008 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  SEINET11849334  Gnaphalium beneolens J. F. Bright, Wyman, C. 1931-1 5714 Los Angeles Hollywood Comment
  RSA658721  Gnaphalium californicum Jami Liberi 1983-4-17 06 Los Angeles Across the street from the San Antonio Dam. 640 Comment
  RSA774955  Gnaphalium californicum R. G. Swinney 2009-5-6 10686 Los Angeles Carr Canyon at confluence with Little Rock Creek 909 Comment
  UCR126914  Gnaphalium californicum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26191 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  RSA632523  Gnaphalium canescens subsp. beneolens L. C. Wheeler 1965-8-22 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon campground. Comment
  UCR206522  Gnaphalium luteoalbum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36960 Los Angeles San Gabriel Valley, confluence of San Gabriel River and Walnut Creek, between El Monte and Baldwin Park, S of I-10 Fwy and north of Valley Blvd, W of I-605 Fwy, under SCE powerlines 88 Comment
  RSA656219B  Gnaphalium luteoalbum Joseph M. Keefe 1978-5-23 23249 -B Los Angeles San Rafael Mountains; Disturbed chaparral near path; 100 meters east of cafeteria, Glendale College, 1500 North Verdugo Road, Glendale. 287 Comment
  CAS-BOT-BC302601  Gnaphalium palustre R. F. Thorne; C. W. Tilforth; J. Dourley; R. Scoggin 1972-8-11 42220 Los Angeles San Gabriel Mts., Angeles National Forest: Mt. Waterman, seepage area at top of ski lift 2377 Comment
  POM358905  Gnaphalium palustre B. C. Templeton 1934-10-13 4802 Los Angeles Los Angeles River Comment
  CAS-BOT-BC110272  Grayia spinosa A. D. E. Elmer 1902-6-1 3613 Los Angeles Palmdale. Comment
  UCR220215  Grayia spinosa R. G. Swinney 2009-4-2 10272 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.5 miles south of Hwy 138 on east side of Bob's Gap Road 1220 Comment
  SEINET12208210  Grevillea robusta Unknown 1944-1 s.n. Los Angeles Claremont Comment
  SBBG62709  Grindelia hirsutula R. Hoffmann 1928-7-9 Los Angeles Elizabeth Lake Comment
  UC1595468  Guillenia lasiophylla Tim Ross 1992-4-4 6085 Los Angeles Adobe Mountain, on the Adobe Mtn. USGS 7.5 ' topo, sw Mojave Desert Mojave Desert; elevation given as between 3040 (nr SW base) and 3458 feet (summit) 926 Comment
  RSA763746  Guillenia lasiophylla Orlando Mistretta, Christine Mistretta 2008-5-20 3174 Los Angeles Southern California Edison transmission line corridor (Segment 6, Impact Area 14 per TRTP Survey 2008), Fish Canyon drainage; Van Tassel Motorway just S of Jct. with Monrovia Cyn Truck Trail. 986 Comment
  IRVC29267  Gutierrezia californica Anuja Parikh, Nathan Gale 2003-5-1 s.n. Los Angeles Newhall Ranch, Castaic Mesa, in hills ca. 1000 m east of Castaic Lagoon, survey area 68 Western San Gabriel Mtns. 457 Comment
  RSA602454  Gutierrezia californica Scott D. White 1997-5-14 5128 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 351 Comment
  SBBG62665  Gutierrezia microcephala R. Hoffmann 1927-8-30 Los Angeles 2 mi W of Acton Comment
  RSA595415  Hainardia cylindrica Mark Hoefs 1995-7-13 2371 Los Angeles Santa Catalina Island. By road to Catalina Harbor, Across from yacht club on west side of road. 12 Comment
  RSA0017031  Hainardia cylindrica Geo. L. Moxley 1915-6-17 350 Los Angeles Colegrove, Cal. Comment
  SD234338  Harpagonella palmeri A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26265 Los Angeles Wesetern San Gabriel Mtns.: NE side of Castaic Mesa, near Angeles National Forest boundary, ca. 0.6 miles due W of confluence of Bitter and Charlie Canyons (Warm Springs Mtn 7.5'Q) 441 Comment
  LA32037  Hazardia squarrosa var. grindelioides Peter H. Raven; Henry J. Thompson 1959-9-18 14453 Los Angeles Santa Monica Mountains, University of California, Los Angeles, Westwood. S of arroyo bridge 152 Comment
  CAS-BOT-BC306645  Helenium bigelovii Le Roy Abrams; E. A. McGregor 1908-7-2 533 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1158 Comment
  RSA0062622  Helenium bigelovii R. G. Swinney 2010-9-9 13766 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  RSA638955  Helenium bigelovii L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Burkhart Trail, 0.4 miles (airline) south southeast of Burkhart Saddle. 2012 Comment
  RSA733776  Helenium bigelovii R. G. Swinney 1998-7-29 6537 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m abve canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  SD251199  Helenium bigelovii Jane Tirrell 2012-8-20 LS 163 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Jimmy Springs. Yellow pine forest, north-facing slope near spring. 2259 Comment
  UC32246  Helenium bigelovii State Survey 1861-1-2 104 Los Angeles near San Gabriel Comment
  UC32244  Helenium puberulum Brewer 1861-1-2 104 Los Angeles Presumably San Gabriel Mountains Comment
  CAS-BOT-BC520319  Helianthemum scoparium R. G. Swinney 2010-5-25 12964 Los Angeles San Gabriel Mountains, just S of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just N of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 670 Comment
  RSA702192  Helianthemum scoparium Scott D. White, Pam DeVries 2004-6-14 10486 -A Los Angeles Eastern Santa Susana Mountains. West of the I-5 Freeway, ca. 4 mi N of I-5 / SH-14 jtn and 6 mi S of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  RSA651098  Helianthus annuus subsp. lenticularis Brian Koch 1981-5-26 2 Los Angeles Junction of Lido Canyon and San Dimas Canyon. Comment
  RSA599758  Helianthus gracilentus Steve Boyd, Lauren Raz 1997-5-6 9777 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  SBBG32389  Helianthus gracilentus C. Bornstein, D. Kershaw 1998-6-4 Los Angeles Del Sur Ridge, Coarse Gold Rd, 1.2 mi N of jct with Bouquet Cyn Rd Comment
  RSA0016426  Helianthus inexpectatus A. C. Sanders, Mark Elvin 2002-6-25 25257 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
  UC624995  Heliotropium curassavicum F. R. Fosberg 1931-4-29 S 4712 Los Angeles mouth of Cottonwood Canyon; Santa Catalina Isl. 2 Comment
  RSA0110781  Heliotropium curassavicum Steven A. Junak 2000-7-1 SCa- 1377 Los Angeles Santa Catalina Island. Just N of Cape Canyon Road, 0.4 mi. E of intersection w/Middle Ranch Road, at storage shed, near Cape Canyon corrals. 228 Comment
  RSA653386  Heliotropium curassavicum var. oculatum LeRoy Gross 2000-8-25 263 Los Angeles Big Tujunga Wash/ Verdugo Mountains: Orcas Park,entered from Foothill Blvd onto Orcas Ave. Hiked west from park, heading toward Hansen Dam. 325 Comment
  RSA661000  Hemizonia fasciculata LeRoy Gross 2001-5-27 421 Los Angeles Verdugo Mountains, northwest side; Dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in city of Sun Valley, just west of mouth of McDonald Creek 427 Comment
  UCR192922  Hemizonia fasciculata Dan S. Cooper 2008-5-4 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Western Canyon Road beyond end of Green Oak Dr., Los Angeles 260 Comment
  POM4988  Hemizonia kelloggii Arthur M. Cleghorn 1902-6-12 6 Los Angeles Claremont. 366 Comment
  CAS-BOT-BC403832  Hesperocnide tenella Geo. B. Grant 1904-5-26 6267 Los Angeles Pasadena. Gulch on W side of A. Seco, directly opposite end of Colo. Sp. Comment
  RSA681296  Hesperocnide tenella LeRoy Gross, Valerie Soza 2003-5-15 913 -a Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave., Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. 366 Comment
  UCR281399  Hesperoyucca whipplei R. G. Swinney 2014-4-23 16149 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
  SBBG45257  Heteromeles arbutifolia D. Propst 1962-12-24 Los Angeles Black Jack Rd, halfway up on Cape Cyn Comment
  SD254700  Heteromeles arbutifolia R. G. Swinney 2011-3-18 14150 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin along Marshall Trail. 366 Comment
  RSA0074076  Heterotheca grandiflora F. R. Fosberg 1930-7-7 3145 Los Angeles Alamitos Bay. 4 Comment
  UC1595264  Heterotheca sessiliflora subsp. fastigiata Tim Ross and Peter Fritsch 1990-6-20 3616 Los Angeles near the confluence E and W Forks of the San Gabriel River; San Gabriel Mountains, Mouth of Burro Canyon 445 Comment
  RSA0066355  Heuchera abramsii F. R. Fosberg, Mildred E. Mathias 1931-6-23 S- 5307 Los Angeles Summit of Mt. San Antonio. 3030 Comment
  CAS-BOT-BC48126  Heuchera elegans Geo. B. Grant 1906-6-1 570 Los Angeles So. Calif. - Summit of Mt. Lowe 1828 Comment
  CAS-BOT-BC48129  Heuchera elegans W. R. Dudley 1899-7-20 s.n. Los Angeles Mount Lowe Comment
  RSA511365  Hibbertia scandens A. C. Sanders 1988-5-18 7819 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Drive, & E of Vista Del Mar Blvd. 1 Comment
  UCR182707  Hieracium albiflorum R. G. Swinney 1997-7-16 5664 Los Angeles San Gabriel Mtns., Buford Canyon, 0.5 mi. west of San Bernardino Co. line, south of Hwy 2 and Swarthout Valley, c. 2 air miles west of Wrightwood 2195 Comment
  RSA95178  Hieracium argutum F. W. Peirson 1921-7-16 2502 Los Angeles East fork of San Gabriel River. 1372 Comment
  UCD115096  Hirschfeldia incana Jack Delaini 1974-4-25 129 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 426 Comment
  UCD115135  Hirschfeldia incana Daryl Koutnik 1978-3-27 167 Los Angeles Johnson's Pasture. At north end of Mountain Ave, Claremont. 579 Comment
  POM2575  Hoita macrostachya D. L. Crawford 1915-7-16 s.n. Los Angeles Live Oak Canyon -Claremont Comment
  UCR232376  Hordeum depressum Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 8001 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, c. 100 m east of Sierra Highway, 190 m west of 10th St, 535 m north of Ave C and one km south of Ave B 704 Comment
  RSA0055764  Hordeum murinum R. G. Swinney 2010-4-1 12136 Los Angeles San Gabriel Mountains: Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Mac 399 Comment
  UCD86251  Hordeum murinum Gordon Pilone 1961-3-13 166 Los Angeles Wash area of Pomona College in Claremont. 365 Comment
  UCR217419  Hordeum murinum R. G. Swinney 2009-3-10 10068 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UCR223764  Hordeum murinum R. G. Swinney 2009-5-28 10979 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UCR200193  Hordeum murinum subsp. glaucum Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 875 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. At Sacred Council junction off main road 366 Comment
  RSA661019  Hordeum murinum subsp. leporinum Orlando Mistretta 1992-4-5 159 Los Angeles Guds, San Clemente Island. Comment
  UCD86246  Hordeum murinum subsp. leporinum G. T. Nordstrom 1935-4-6 431 Los Angeles 1.5 miles W of Gorman. 1249 Comment
  UCSB6883  Hordeum murinum subsp. leporinum B., K. 1943-3-25 Los Angeles Dalton CCC camp, San Dimas Experimental Forest, San Gabriel Mountains Comment
  RSA764752  Hordeum vulgare Doris Hoover Bowers 1957-5-2 76 Los Angeles Road to Puddingstone, LaVerne 320 Comment
  RSA711503  Horkelia cuneata J. George 2001-08 s.n. Los Angeles South Coastal Plains Region: Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  RSA611662  Hymenoclea salsola Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10092 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
  POM2955  Hypericum formosum var. scouleri Mary Parker 1897-6-23 931 Los Angeles Claremont. 366 Comment
  SBBG112934  Isocoma menziesii S. A. Junak with K. Kirkland 1979-11-15 SCa 485 Los Angeles 1 mi N of Cactus Pk, at E end of conspicuous limestone ridge 387 Comment
  JEPS26123  Isocoma menziesii var. vernonioides Peter H. Raven 1958-9-28 13736 Los Angeles Elysian Park; Santa Monica Mountains 198 Comment
  JEPS30532  Isocoma menziesii var. vernonioides Donald M. Kyhos 1958-11-15 58 -233 Los Angeles Turnbull Canyon Whittier Comment
  POM19155  Iva axillaris P. A. Munz 1923-5-27 6886 Los Angeles Mouth of Pallett Creek Comment
  UCD51313  Jarava speciosa Peter Kamb 1948-5-6 975 Los Angeles Lower Sonora Zone. Desert foothills of the San Gabriel Mountains, above Little Rock. 975 Comment
  POM361342  Jaumea carnosa F. R. Fosberg 1930-6-26 3047 Los Angeles Lower Ballona Creek 8 Comment
  RSA0085287  Juglans californica R. G. Swinney 2010-8-16 13531 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  UCR205932  Juglans californica A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37059 Los Angeles San Gabriel Valley, Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 116 Comment
  UCR272345  Juglans californica R. G. Swinney 2011-3-15 14101 Los Angeles San Gabriel Mountains, Arcadia, Arcadia Wilderness Park, 2240 Highland Oaks Drive, lower Santa Anita Cyn., southern portion of park 232 Comment
  IRVC26962  Juncus acutus A. C. Sanders, Mark Elvin 2003-8-7 27179 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur NE end of Santa Susana Mtns. 267 Comment
  UCR210121  Juncus bufonius R. G. Swinney 2008-7-24 9338 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  RSA158718  Juncus bufonius Peter H. Raven 1962-4-10 17238 Los Angeles San Clemente Island. Gully to west side of island about 1.5 miles north of Thirst. 457 Comment
  RSA777206  Juncus bufonius var. bufonius Orlando Mistretta, Christine Mistretta 2010-5-19 5122 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  RSA0091147  Juncus bufonius var. occidentalis R. G. Swinney 2011-10-10 15740 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  UCR270218  Juncus bufonius var. occidentalis R. G. Swinney 2011-10-10 15740 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
  JEPS45902  Juncus duranii F. R. Fosberg and J. Ewan 1931-8-12 4978 Los Angeles 1/2 mi w of Windy Camp (Cienega, Mount Islip); Cienega, Mount Islip 2286 Comment
  UCR209643  Juncus duranii R. G. Swinney 2008-7-2 9118 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
  POM122644  Juncus mexicanus Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  RSA368238  Juncus mexicanus Anstruther Davidson 1919-1 s.n. Los Angeles Cienega. Los Angeles. Comment
  RSA341417  Juncus patens F. C. Boutin 1967-4-23 1689 Los Angeles San Clemente Island: E side of island, next major drainageway and canyon SE of Lemon Tank. Comment
  RSA0087230  Juncus rugulosus R. G. Swinney 2010-9-13 13832 Los Angeles C. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek. 1244 Comment
  RSA188486  Juncus rugulosus Robert F. Thorne, John Olmsted 1965-8-26 35421 Los Angeles San Gabriel Mountains, Angeles National Forest: swampy area along Prairie Fork of San Gabriel River 1585 Comment
  RSA754197  Juncus rugulosus Ellen Mackey, Blake Whittiington 2006-10-11 NFWF- 1795 Los Angeles edge of San Dimas Creek along trail next to the gate 454 Comment
  RSA776490  Juncus saximontanus LeRoy Gross, Jane Tirrell 2011-7-20 5528 Los Angeles Spring, along Angeles Crest Highway, north of Lily Spring. Near 2287 Comment
  PASA624  Juncus xiphioides Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  UCR206139  Juncus xiphioides R. G. Swinney 2008-5-30 8909 Los Angeles San Gabriel Mtns., San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
  UCR210299  Juncus xiphioides R. G. Swinney 2008-11-29 9850 Los Angeles San Gabriel Mtns., mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  RSA368074  Juncus xiphioides Anstruther Davidson 1923-9-1 s.n. Los Angeles [Los Angeles] River at Griffith Park. Comment
  CAS-BOT-BC81010  Juniperus californica Roxana S. Ferris 1918-6-12 948 Los Angeles 3 miles above Acton on Palmdale - Saugus Road Comment
  RSA717984  Juniperus occidentalis var. australis R. G. Swinney 1997-4-25 5496 Los Angeles At peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village. 2405 Comment
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Apr 15 2011
  POM4274  Keckiella cordifolia E. L. Brown s.n. Los Angeles Mts. east of L. A. Pasadena Comment
  UC1551907  Keckiella cordifolia Lyman Benson 1952-5-2 15099 Los Angeles n-face Swain Canyon (Whites Landing); Santa Catalina Island 182 Comment
  UC457322  Keckiella cordifolia Carl Epling and N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon; Santa Monica Mountains Comment
  UCR131410  Keckiella cordifolia Alison Lipman 1998-6-11 s.n. Los Angeles South Coastal Plains Region, George F Canyon, Palos Verdes Peninsula 305 Comment
  SEINET12269337  Keckiella cordifolia J. F. Bright, Wyman, C. 1931-1 5670 A Los Angeles out of Hollywood Comment
  CAS-BOT-BC238334  Keckiella ternata var. septentrionalis Timothy S. Ross; Steve Boyd 1990-6-4 2793 Los Angeles San Gabriel Mountains. Lower Moody Canyon: Moody Truck Road, 0.1 mi N of junction with powerline road 1048 Comment
  SEINET8853387 Image available Kerria japonica Henrickson 2002-1 23283 Los Angeles Cultivated in South Pasadena, 1409 Oneonta Knoll from material otained from Forest Farms nursery, Williams, Oregon Comment
  CAS-BOT-BC176830  Kochia californica Ernest C. Twisselmann 1970-10-17 17552 Los Angeles Antelope Valley: Avenue C 0.6 mile east of (old) Highway 14 (wastelands at the west shore of Rosamond Dry Lake) 716 Comment
  RSA0104244  Kopsiopsis strobilacea John C. Roos 1937-7-17 375 Los Angeles Near Telegraph Peak, San Gabriel Mts. Comment
  RSA0084783  Lactuca serriola R. G. Swinney 2010-6-23 13316 Los Angeles Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin. 341 Comment
  RSA550702  Lactuca serriola Timothy S. Ross, Annette Ross 1991-7-29 5701 Los Angeles Elephant Hill, N most point of the Puente Hills, W Pomona. 229 Comment
  RSA592219  Lamarckia aurea L. C. Wheeler 1967-4-30 9218 Los Angeles San Gabriel Mountains. Limekiln Canyon. 731 Comment
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Oct 1 2014
  SEINET12276259  Lantana camara W. F. Wight 1907-1 1591 Los Angeles Los Angeles, East Lake Park Comment
  SD133174  Lasthenia californica E. La Rue, R. Montijo 2-4 Apr 1991 91 15 Los Angeles Palmdale; south of Avenue M and E of Sierra Highway; north of Air Force Plant. 790 Comment
  RSA749839  Lasthenia coronaria D. Bramlet 2008-3-26 4127 Los Angeles Bee Canyon. Bowerman landfill site. 202 m S of the Bee Cyn. access road, 151 m W of the landfill entrance. Comment
  CAS-BOT-BC385375  Lasthenia coronaria A. J. McClatchie 1897-3-25 s.n. Los Angeles Near Redondo Comment
  CAS-BOT-BC329160  Lasthenia glabrata subsp. coulteri Geo. B. Grant 1917-4-11 s.n. Los Angeles Ballona Salt Marshes Comment
  UC53940  Lasthenia glabrata subsp. coulteri Ernest Braunton 1902-5-15 322 Los Angeles Gardena Comment
  SBBG98542  Lasthenia gracilis T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5331 Los Angeles between Box and Horse Cyns 484 Comment
  UCR68935  Lasthenia gracilis Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4220 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  RSA406662  Lathyrus vestitus var. vestitus L. E. Hoffman s.n. Los Angeles Millard's Canyon, Angeles Forest. Comment
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Jan 1 2017
  UC1211104  Lathyrus vestitus var. vestitus Huron H. Smith 1912-5-17 4963 Los Angeles Eaton Canyon Mt. Wilson 426 Comment
  RSA584139  Lathyrus vestitus var. vestitus T. S. Ross 1990-6-8 2979 Los Angeles Upper Big Tujunga Canyon: ridge and slopes descending +/-ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  POM4835  Layia glandulosa I. M. Johnston 1917-5-13 976 Los Angeles In San Gabriel Wash. 152 Comment
  RSA659956  Layia glandulosa Orlando Mistretta 1992-5-18 342 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  UC30631  Layia glandulosa J. Burtt Davy 1896-5-9 2162 Los Angeles Antelope Valley, Mojave Comment
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Apr 24 2007
  POM361657  Layia glandulosa Fay A. MacFadden 1931-4-22 s.n. Los Angeles Lake Hughes. Comment
  POM277122  Layia glandulosa subsp. glandulosa E. S. Steele, H. S. Pratt 1934-3-21 s.n. Los Angeles Northwest of Lancaster, Mojave Desert. Comment
  UC206186  Layia platyglossa Katharine Brandegee Los Angeles Santa Catalina Island Comment
  SBBG71594  Lepechinia fragrans Anstruther Davidson -Jul-1893 Los Angeles Switzers Camp Comment
  UC712433  Lepidium flavum C. W. and H. K. Sharsmith 1935-1-3 1427 Los Angeles near Lovejoy Buttes; Mojave Desert 914 Comment
  JEPS53619  Lepidium fremontii Frank W. Peirson 1921-5-19 677 Los Angeles Little Rock Creek San Gabriel Mts. 960 Comment
  RSA609505  Lepidium lasiocarpum var. lasiocarpum L. C. Wheeler 1974-4-4 s.n. Los Angeles West end of Los Angeles International Airport. 60 Comment
  SBBG37652  Lepidium nitidum M. A. Piehl 1962-6-9 62322 Los Angeles head of cyn just below (N of) Chenity (S of Mosquito Cove) 304 Comment
  LA103294  Lepidium nitidum var. nitidum Barry A. Prigge; 1986-3-19 6928 Los Angeles Santa Monica Mountains, Leo Carrillo State Beach, 0.3 mi W of Mulholland Hwy on Pacific Coast Hwy 30 Comment
  UC465736  Lepidium perfoliatum Marjorie Shaw, Edna Spaulding, and Mrs. C. L. Walton Apr 6 1917-Apr 8 1917 988 Los Angeles Antelope Valley Mojave Desert Comment
  SD54845  Lepidium pinnatifidum E. Norland 1963-10-12 Los Angeles South Hawthorne Ave., Torrance. Comment
  UCR252775  Lepidium strictum R. G. Swinney 2010-3-10 11786 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes 329 Comment
  UCR255848  Lepidium virginicum R. G. Swinney 2010-5-4 12483 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  PASA1347  Lepidospartum squamatum Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  UC57577  Lepidospartum squamatum J. H. Barber 1896-9-1 Los Angeles Santa Monica Forestry Station Comment
  CAS-BOT-BC272415  Leptochloa fusca subsp. uninervia Cecil Hart 1922-9-12 s.n. Los Angeles Howard and Smith Nursery, Montebello Comment
  UCR100066  Leptodactylon californicum R. G. Swinney 1969-4-2 317 Los Angeles Western Transverse Range; Santa Monica Mtns., 3 mi south of Calabasas, north of Mulholland Hwy 488 Comment
  RSA628814  Leptodactylon pungens Scott D. White, Dave Bramlet 1998-6-29 6822 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  RSA567529  Leptosiphon androsaceus T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3927 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  RSA578296  Leptosiphon androsaceus T. S. Ross, S. D. Boyd 1994-5-4 7661 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1384 Comment
  SD7455  Leptosiphon aureus J. C. Nevin 1885-1 Los Angeles Los Angeles Comment
  SBBG112781  Leptosiphon bicolor S. A. Junak 1998-4-4 SCa 532 Los Angeles Little Ripper's Cyn 73 Comment
  RSA590840  Leptosiphon breviculus T. S. Ross, S. D. Boyd 1990-5-23 2613 Los Angeles Mt Gleason area: north-northwesterly ridge decending from Messenger Peak (6015 ft) near the headwaters of Mill canyon and Moody Canyon. 1720 Comment
  RSA597263  Leptosiphon breviculus T. S. Ross, S. D. Boyd 1990-6-18 3526 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages; 1744 Comment
  UCR256692  Leptosiphon breviculus J. M. Porter, Lauren E. Machen 2012-5-20 15161 Los Angeles San Gabriel Mountains, Along Highway 2 (Angeles Crest Highway) SW of Wrightwood at Inspiration Point 2280 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
  RSA469983  Leptosiphon parviflorus Robert L. Dressler 1949-6-18 877 Los Angeles Johnstone Peak, San Gabriel Mts. 854 Comment
  RSA600683  Leptosiphon parviflorus L. C. Wheeler 1936-6-6 4123 Los Angeles San Dimas Canyon near dam, San Gabriel Mountains. 457 Comment
  UCSB43296  Leptosyne bigelovii Murphey, Tom 1982-5-20 Los Angeles On north side of frontage road, along Interstate 5, 500 yards west of Hungry Valley Road offramp 914 Comment
  UCSB9522  Leptosyne californica Wedberg, H. 1958-4-13 Los Angeles 165th Street, one mile north on Hwy. 138, near Pearblossom Comment
  CAS-BOT-BC339294  Lessingia glandulifera var. glandulifera Le Roy Abrams; E. A. McGregor 1908-6-30 517 Los Angeles Palmdale, Mojave Desert 914 Comment
  UCR62107  Lessingia glandulifera var. glandulifera S. J. Myers 1988-9-30 s.n. Los Angeles Western Mojave Desert, Palmdale area, north of Elizabeth Lake Road, near the intersection with 25th St. West 841 Comment
  POM307006  Lessingia glandulifera var. glandulifera Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1917 Los Angeles San Gabriel Wash. Comment
  CAS-BOT-BC283745  Leymus condensatus Alice Eastwood 1919-7-4 9298 Los Angeles Santa Monica Canyon, Los Angeles Comment
  RSA639144  Leymus condensatus L. C. Wheeler 1973-7-15 s.n. Los Angeles Doe Flat; Graveyard Canyon. Comment
  RSA0115100  Leymus triticoides Steven A. Junak 2000-7-1 SCa- 1373 Los Angeles Santa Catalina Island. Cape Canyon. 265 Comment
  UCR194257  Lilium humboldtii R. G. Swinney 1998-8-5 6647 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch 1235 Comment
  RSA0045427  Lilium parryi Wendy Boes, Andrew S. Wheeler 2009-7-13 2009 -048 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2 2011 Comment
  RSA82519  Limosella acaulis F. W. Peirson 1922-7-5 3155 Los Angeles Big Pines, north slope of San Gabriel Mtns. 1860 Comment
  RSA763248  Linanthus aureus Justin M. Wood 2010-5-10 1642 Los Angeles Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  UCR229154  Linanthus aureus Dan S. Cooper 2011-5-5 511- 50 A Los Angeles Western Mojave Desert, Antelope Valley, 5.4 mi southeast (119 deg. ) of Neenach, south of Ripley Reserve, south of Hwy 138 938 Comment
  SEINET8729330 Image available Linanthus aureus Herbert L. Mason 1926-1 2945 Los Angeles Pacoima Wash, foothills of San Gabriel Mountains. Comment
  IRVC26135  Linanthus breviculus B. C. Templeton 1932-7-21 5026 Los Angeles Big Pines Park, Angeles National Forest San Gabriel Mtns. 1982 Comment
  RSA293451  Linanthus californicus S. Carlquist 1981-6-6 15651 Los Angeles Glendora Mountain Road. Comment
  UCR271864  Linanthus californicus R. G. Swinney 2011-6-23 15315 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
  RSA0116600  Linanthus concinnus Orlando Mistretta, Christine Mistretta 2010-6-1 5221 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
  RSA704204  Linanthus concinnus Naomi Fraga, Sarah J. De Groot, Aydee Virgen 2004-5-26 1223 Los Angeles Off of Largo Vista Road, near intersection of dirt road that leads to Big John Flats. 1524 Comment
  CATA2071  Linanthus dianthiflorus Steven A. Junak 1978-4-15 9 Los Angeles Santa Catalina Island: Just E of 1901 Chester grave, N side of Cherry Cove 0 Comment
  SD21300  Linanthus dianthiflorus Norman E. Bilderback 1938-4-14 Los Angeles Catalina Comment
  POM156653  Linanthus dianthiflorus subsp. dianthiflorus L. R. Abrams 1903-4-10 3235 Los Angeles Grassy hills, near Inglewood Comment
  POM364560  Linanthus dianthiflorus subsp. dianthiflorus L. C. Wheeler 1932-3-4 458 Los Angeles 2 mi. north Claremont. 412 Comment
  POM364571  Linanthus dianthiflorus subsp. dianthiflorus S. M. Seymour 1923-3-26 s.n. Los Angeles East of Devil's Gate Dam, Altadena Comment
  RSA249764  Linanthus parryae R. F. Thorne 1973-5-11 43473 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  CATA2218  Linaria maroccana Sara L. Crockett 1997-2-19 63 Los Angeles Santa Catalina Island: 0.3 mile NE of Wrigley Botanical Garden (toward Avalon) on Avalon Canyon Road; LA County Interpretive Center 91 Comment
  UCR193681  Lithophragma R. G. Swinney, Dave Larson 1999-5-15 7140 Los Angeles San Gabriel Mtns., Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 549 Comment
  LA33627  Lithophragma affine Henry J. Thompson; 1959-4-19 1943 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  UCD102696  Lithophragma affine Daryl Koutnik 1978-3-24 156 Los Angeles West side of Decker Rd., south of Carlisle Rd. 487 Comment
  RSA84368B  Lithophragma affine Raymond J. Dobbs 1927-5-3 7671 Los Angeles Arroyo Seco, 2 miles above Relay, south face of San Gabriel Mountains. Comment
  CAS-BOT-BC432208  Lithophragma bolanderi Charles Piper Smith 1914-6-20 2870 Los Angeles Mt. Wilson - Sierra Madre Trail Comment
  CDA25421  Lithophragma heterophyllum T. C. Fuller, T. Suzuki 1958-5-9 s.n. Los Angeles Millard Canyon, Cheney Trail above Altadena. 0 Comment
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Aug 22 2016
  CLARK-A1528-5171  Lithophragma heterophyllum John C. Roos 1942-4-18 1082 Los Angeles San Gabriel Mountains Comment
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Aug 22 2016
  OBI9756  Lithophragma tenellum Wesley O. Griesel 1962-5-28 s.n. Los Angeles Big Pines, San Gabriel Mts 1829 Comment
  JEPS26546  Lobularia maritima Peter Kamb 1948-2-14 777 Los Angeles Little Santa Anita Canyon; San Gabriel Mountains, Little Santa Anita Canyon 426 Comment
  SEINET11261189  Lobularia maritima Pamela G. Jones 1967-12-28 84 Los Angeles 5200 Onacrest Dr., Los Angeles.; 0 Comment
  SEINET12006395  Lobularia maritima J. F. Bright, Wyman, C. 1931-1 5705 Los Angeles Hollywood Comment
  RSA680342  Loeflingia squarrosa Scott D. White, Michael Honer, Dylan Hannon 2003-6-25 9604 Los Angeles Liebre Mountains: Tapia Canyon area, ca. 2 - 3 air miles west of I-5 jtn. w/ Ridge Rt. Rd. 396 Comment
  RSA611512  Loeseliastrum matthewsii L. C. Wheeler 1968-5-12 s.n. Los Angeles Spring 2/3 mile E of Juniper Bowl; Juniper Hills. 1158 Comment
  SD108851  Loeseliastrum matthewsii James Henrickson 1973-5-12 9600 Los Angeles 6 (air) miles SE of Pearblossom, 4.6 (rd) miles S of Llano in lower portion of Bob's Gap along 165 St., N-facing slopes above arroyo 1234 Comment
  SBBG131677  Logfia arizonica S. A. Junak 1999-5-20 SCa 934 Los Angeles ridge between Cottonwood and Escondido Cyns, S side of Cottonwood-Black Jack Rd, ca. 0.6 mi up from reservooir 256 Comment
  UC63250  Logfia filaginoides Ernest Braunton Apr 1902 466 Los Angeles North Pomona Comment
  UCR271873  Logfia filaginoides R. G. Swinney 2010-3-24 12058 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA598358  Lolium perenne subsp. multiflorum L. C. Wheeler 1967-5-24 9748 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 701 Comment
  CAS-BOT-BC271185  Lolium temulentum G. B. Grant 1916-3-1 s.n. Los Angeles Pasadena Comment
  UC120524  Lolium temulentum T. S. Brandegee 1890-5-27 52 Los Angeles Santa Catalina Island Comment
  UCR176989  Lomatium dasycarpum Lee Jones 2005-5-11 s.n. Los Angeles Transverse Ranges; Liebre Mtns/W San Gabriel Mtns, Ridge above Mint Canyon (town) 549 Comment
  UCSB18676  Lomatium dasycarpum Cummings, Bob 1963-5-3 Los Angeles Mint Canyon Campground, U.S. Highway 6, 7.7 miles N of Solemint 640 Comment
  SBBG59718  Lomatium dasycarpum subsp. dasycarpum R. Hoffmann 1931-5-4 Los Angeles north Bouquet Cyn Comment
  UC1605268  Lomatium dasycarpum subsp. dasycarpum Tim Ross and Darin Banks 1994-4-12 7495 Los Angeles ca. 670 m. s.-s.e. of where Drinkwater Canyon joins San Francisquito Canyon (w. draw draining from ridge which divides S. Fr. Cyn from Dry Canyon, upper portion of open draw near ...); Liebre Mts., Warm Springs Quad., San Francisquito Canyon 536 Comment
  RSA725140  Lomatium mohavense Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -48 Los Angeles San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UCR205845  Lomatium mohavense R. G. Swinney 2008-5-8 8813 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  LA32132  Lomatium utriculatum Peter H. Raven; Henry J. Thompson 1959-4-3 13927 Los Angeles Santa Monica Mountains, just E of Malibu Junction 243 Comment
  RSA452145  Lomatium vaginatum Robert Gustafson 1978-5-2 891 Los Angeles Off dirt road leading into Hungry Valley 0.2 mile from the junction with the 2-lane paved Peace Valley Rd., west of Gorman 1249 Comment
  RSA455169  Lonicera hispidula var. vacillans T. Gertrude Williamson 1924-08 s.n. Los Angeles Catalina Island. Comment
  SEINET10465154  Lonicera hispidula var. vacillans Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4817 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
  CAS-BOT-BC234814  Lonicera subspicata Marcus E. Jones 1926-5-20 s.n. Los Angeles Mountains near Claremont Comment
  RSA126719  Lonicera subspicata var. denudata P. H. Raven 1958-10-11 13758 Los Angeles Saddle Peak, Santa Monica Mountains. 823 Comment
  POM276678  Lotus Arthur L. Cohen 1934-8-2 493 Los Angeles Beverly Drive, Santa Monica. 61 Comment
  UC1605448  Lotus Tim Ross 1992-4-14 6182 Los Angeles San Clemente Island, eastern escarpment just below mouth of Nanny Canyon where it opens onto a sloping terrace and flows northward Nanny Canyon; San Clemente Island, Nanny Canyon 86 Comment
  RSA724422  Lotus grandiflorus K. Dobry 1993-1-25 d- 1145 Los Angeles Santa Monica Mts. off Saddle Peak Rd So. of Hondo Cyn Comment
  RSA90294  Lotus grandiflorus var. grandiflorus Joseph A. Ewan 1931-3-21 4066 Los Angeles 1/2 mile below summit Saddle Peak, Santa Monica Mountains 610 Comment
  RSA772362  Lotus heermannii R. G. Swinney 2009-5-8 10698 Los Angeles Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UCR126562  Lotus humistratus A. C. Sanders, Andy Thomson 2003-4-15 25986 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park 396 Comment
  UCR155587  Lotus humistratus A. C. Sanders, Helen Kennedy 2005-4-13 29449 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA406121  Lotus nevadensis var. davidsonii Anstruther Davidson 1898-7-8 s.n Los Angeles Rock Creek Comment
  UC212489  Lotus oblongifolius var. oblongifolius I. Johnston 1917-5-13 Los Angeles El Monte 121 Comment
  UC555539  Lotus procumbens var. procumbens Frank W. Peirson 1919-6-15 Los Angeles Rock Creek San Gabriel Mts., Pine Ridge 1371 Comment
  SFV1843  Lotus salsuginosus K. A. Wilson 1961-3-1 879 Los Angeles Santa Monica Mountains Mulholland Highway, about 1 mile west of Las Virgenes Road. Steep, rocky slope. 300 Comment
  UC1211035  Lotus salsuginosus Huron H. Smith 1912-5-31 5050 Los Angeles Pebble Beach Road Santa Catalina Island 7 Comment
  UCR155643  Lotus salsuginosus A. C. Sanders, T. B. Salvato 2005-4-26 29691 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  RSA406803  Lotus salsuginosus var. salsuginosus F. R. Fosberg 1931-4-1 S- 4443 Los Angeles Avalon, Santa Catalina Island. 5 Comment
  UC15590  Lotus scoparius var. brevialatus Harley P. Chandler 1897-5-11 Los Angeles Claremont 457 Comment
  RSA406851  Lotus scoparius var. scoparius Kenneth R. Montgomery 1973-5-7 73 -146 Los Angeles site of LASCA Cistus field plot Comment
  RSA652452  Lotus scoparius var. scoparius Thomas Seerley 1948-2-22 s.n. Los Angeles San Gabriel Mountains, Glendora. 457 Comment
  CDA27328  Lotus strigosus G. C. Fleischman 1943-8-8 Los Angeles Highway San Gabriel Mountains to Palmdale. 0 Comment
  RSA406299  Lotus strigosus Robert Gustafson 1981-4-14 2172 Los Angeles Ballona Wetlands, area 2 Comment
  UC1871086  Lotus strigosus T. S. Ross, Walter Appleby 1993-5-13 7133 Los Angeles Transverse Ranges; San Gabriel Mountains region; Forest Service firebreak between Whitney Canyon and Los Pinetos Canyon, NNW of 3151-ft ridgetop knoll; San Fernando 7.5' USGS quad; R15W T3N, NW/4 NE/4 NE/4 sect. 9; ca 2980 feet elevation. 908 Comment
  RSA406265  Lotus unifoliolatus H. C. Ackley 1917-05 s.n. Los Angeles Mulholland Drive. Comment
  UC1349362  Lotus wrangelianus Robert F. Thorne 1966-4-6 35894 Los Angeles ridge between White Cove and Moonstone Cove; Santa Catalina Island 15 Comment
  LA201825  Ludwigia peploides subsp. peploides Arthur C. Gibson; 2003-7-25 4939 Los Angeles 219 Comment
  RSA213425  Lupinus Reid V. Moran 1941-5-19 592 Los Angeles In field, north of Middle Ranch, San Clemente Island. 500 Comment
  SD64111  Lupinus albifrons var. albifrons Lucille Kempers 1953-5-26 69 Los Angeles Little Dalton Canyon, San Gabrial Mountains. 366 Comment
  RSA414445  Lupinus arbustus B. C. Templeton 1932-6-18 4915 Los Angeles Big Pine Park, San Gabriel Mountains Comment
  CHSC5086  Lupinus bicolor Mary MacArthur 1967-6-24 71 Los Angeles .7 mi. from turn-off on Angeles Crest Hwy. to lower Chilao keeping always to right--left side of road by intermittent stream bed, Angeles National F. Comment
  LA33935  Lupinus bicolor Henry J. Thompson; 1959-5-24 2025 Los Angeles Santa Monica Mountains, Cold Creek, 0.6 mi ENE of Saddle Peak 701 Comment
  RSA620238  Lupinus bicolor B. Pitzer 1998-5-23 3734 Los Angeles Western Transverse Range Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  SBBG71252  Lupinus bicolor R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  SD253452  Lupinus bicolor R. G. Swinney 2011-5-31 14925 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek (Chilao Flat 7.5'Q) 1096 Comment
  UC1212159  Lupinus bicolor David Dunn 1941-3-29 976 Los Angeles Pomona Comment
  RSA0023262  Lupinus bicolor Robert F. Thorne 1980-4-25 54134 Los Angeles Santa Catalina Island. Along road from Blackjack Camp to Orizaba Peak. 579 Comment
  SD126373  Lupinus bicolor D. B. Dunn 1947-4-16 2949 Los Angeles Route from Newhall to Palmdale; Acton Junction on northwest side of highway. Comment
  RSA598866  Lupinus bicolor subsp. marginatus Steve Boyd, T. S. Ross 1997-3-21 9243 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
  POM350015  Lupinus bicolor subsp. marginatus Robert Gustafson 1978-6-1 991 Los Angeles Near the entrance of Hungry Valley off dirt road leading into the valley, 0.1 west of the paved 2-lane Peace Valley Rd., about 1/4 miles west of Gorman. 1220 Comment
  RSA545176  Lupinus bicolor subsp. umbellatus Tim S. Ross 1992-4-16 6199 Los Angeles Central part of island on upland Stipa pulchra grassland; 289 degrees WNW. 500m distant from 1603 peak above Stone station. San Clemente Island. 439 Comment
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Dec 24 2010
  SBBG116971  Lupinus concinnus S. A. Junak with K. Kirkland 2001-4-13 SCa 1436 Los Angeles top of coastal bluffs, overlooking Empire quarry site 237 Comment
  SBBG117056  Lupinus concinnus S. A. Junak with K. Kirkland 2001-4-14 SCa 1448 Los Angeles upper portion of Middle Cyn, just upslope from E side of Middle Cyn Rd, ca. 1.2 mi from jct with Airport Rd 347 Comment
  RSA641232  Lupinus concinnus R. F. Thorne 1974-4-9 44705 Los Angeles San Gabriel Mountains: Bob's Gap in Holcomb Ridge. 1219 Comment
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Feb 7 2008
  RSA518015  Lupinus concinnus subsp. concinnus Steve D. Boyd, Orlando Mistretta 1986-3-31 1551 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  SEINET12154501  Lupinus densiflorus Unknown 1933-1 8326 Los Angeles Tehachopi Pass Comment
  SBBG69069  Lupinus excubitus R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  CAS-BOT-BC205405  Lupinus excubitus var. austromontanus E. K. Balls 1952-4-9 8449 Los Angeles 1/2 mi. E of Junct. Hwy. 99 & Hwy. 138 at Gorman 1127 Comment
  JEPS65128  Lupinus excubitus var. austromontanus Frank W. Peirson 1919-6-14 522 Los Angeles Rock Creek San Gabriel Mts., Rock Creek 1981 Comment
  JEPS65131  Lupinus excubitus var. hallii F. W. Peirson 1922-6-4 3090 Los Angeles San Gabriel Mountain, Soledad Canyon Soledad Canyon; San Gabriel Mountain, Soledad Canyon 685 Comment
  SEINET10485307  Lupinus excubitus var. hallii David B. Dunn 1956-1 Dunn RSA# 6454 (2) Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. The numbers are the field plant Numbers of rsa. 1St # is female parent x 2nd # male parent () parenthetic # is F1 plant no. Seeds from open field pollen vector. Comment
  RSA413626  Lupinus formosus var. formosus George R. Johnston 1918-4-28 13752 Los Angeles Canyon north of Big Pine. 1524 Comment
  RSA0077377  Lupinus hyacinthinus Orlando Mistretta 1994-6-15 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Santiago Canyon Section. 1158 Comment
  RSA0036984  Lupinus latifolius R. G. Swinney 2010-5-29 13407 Los Angeles San Gabriel Mountains: junction of W. Fork May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  UCR252570  Lupinus latifolius R. G. Swinney 2010-6-21 13256 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 671 Comment
  SBBG69136  Lupinus latifolius subsp. parishii V. Duran 1933-7-21 3523 Los Angeles Buckhorn 1981 Comment
  LA205134  Lupinus latifolius var. parishii Victor Duran; 1933-7-21 3523 Los Angeles San Gabriel Mountains, Buckhorn 1981 Comment
  CAS-BOT-BC211723  Lupinus longifolius Theodore Payne 1948-5-15 12285 Los Angeles Palos Verdes Comment
  CAS-BOT-BC211724  Lupinus longifolius John Thomas Howell 1931-5-29 6560 Los Angeles Hills of Santa Monica Mts. at Santa Monica Comment
  HSC14847  Lupinus longifolius David Porter 1965-5-5 Los Angeles 0.5 mi. N of Topanga Canyon Blvd. Topanga Canyon, Santa Monica Mtns. 412 Comment
  LA91485  Lupinus longifolius Bruce Douglas Clayton; Greg Shaw 1972-4-11 86 Los Angeles Santa Monica Mountains, BDC Peak, Mountain Park Research Campus, N side of peak 579 Comment
  POM2422  Lupinus longifolius Otis Hiatt 1916-6-3 s.n. Los Angeles Topanga Canyon. Santa Monica Mountains. Comment
  UC15824  Lupinus longifolius J. H. Barber 1897-4 299 Los Angeles Santa Monica Canyon Comment
  SEINET10937117  Lupinus longifolius LeRoy R. Abrams 1902-7-10 Abrams 2505 Los Angeles Bluffs near the sea. Playa del rey. Comment
  RSA682618  Lupinus microcarpus Scott D. White, Michael Honer 2003-5-7 9230 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. 427 Comment
  OBI48497  Lupinus microcarpus var. microcarpus Rhonda Riggins 1982-4-16 1349 Los Angeles W edge Antelope Valley, Ca 198 3.1 mi W jct Co. Rd N2 5.6 mi W Gorman Post Rd and I5 Comment
  OBI48513  Lupinus microcarpus var. microcarpus Rhonda Riggins 1981-5-24 1232 Los Angeles Along Peace Valley Rd (frontage to I5) 0.5 mi S Frazier Mtn Park Rd, 2 mi N Gorman Comment
  UCSB39067  Lupinus mollisifolius M. W. Stone 1977-5-29 14 Los Angeles collected 2.5 mi up Chantry Flats Road in the San Gabriel Mountains Chantry Flats Road 518 Comment
  SEINET10973348  Lupinus odoratus David B. Dunn 1947-4-16 Dunn 2944 Los Angeles Along power line 5 mi e and 2 mi s of palmdale. Comment
  RSA659127  Lupinus sparsiflorus LeRoy Gross 2001-4-1 378 Los Angeles Los Angeles Basin: Verdugo Mountains region: Northwest side: Low hill between La Tuna Canyon Road and Sunland Blvd. enter at dead end street at corner of Tuxford St. and Ledge Ave just north of La Tuna Canyon Road in city of Sun Valley., Just west of the mouth of McDonald Creek. 305 Comment
  RSA672220  Lupinus sparsiflorus Joseph M. Keefe 2001-4-8 31203 Los Angeles San Rafael Mountains. North side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, CA 90042. 262 Comment
  SEINET10490975  Lupinus sparsiflorus subsp. sparsiflorus Robert F. Thorne, C. W. Tilforth 1971-4-9 Thorne 41512 Los Angeles San gabriel mts, angeles national forest. San dimas canyon near dam on san Dimas creek, on disturbed dry slopes. Fls purple, annual; with erharta Calycina, camissonia ignota, c. Hirtella, eschscholzia californica, lotus Salsuginosus, etc. 457 Comment
  LA82130  Lupinus succulentus O. H. Kappler; 1941-3-14 122 Los Angeles Santa Monica Mountains, Benedict Canyon, N of Beverly Hills 182 Comment
  RSA654344  Lupinus succulentus Valerie L. Soza, LeRoy Gross 2000-5-25 967 Los Angeles South Side; North of fire road between Ebey and Doane canyons, south of Goldenrod Spring, above Sunland. 548 Comment
  UCR260339  Lupinus succulentus R. G. Swinney 2010-5-4 12540 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  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
  RSA414299  Lupinus succulentus M. B. Dunkle 1939-4-5 7279 Los Angeles Pyramid Cove, San Clemente Island. Comment
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Jul 27 2016
  RSA599785  Lupinus truncatus Steve Boyd, Lauren Raz 1997-3-25 9278 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  SD84830  Lupinus truncatus Reid Moran 1941-2-18 588 Los Angeles San Clemente Island; Middle Ranch Creek. 29 Comment
  SFV20863  Lupinus truncatus L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 725 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Ridge east of the Brand Canyon Cemetary west of the land fill. Lower part of Brand Park motorway on southwest tranding ridge. 307 Comment
  UCR126612  Lupinus truncatus A. C. Sanders, Mark A. Elvin, and others 2003-4-16 26049 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park 396 Comment
  UCR219476  Lupinus truncatus R. G. Swinney 2009-3-19 10144 Los Angeles San Gabriel Mtns. Foothills, Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, c. 100 m north of Hwy 39 230 Comment
  RSA747184  Lycium cooperi R. G. Swinney 2008-6-9 8965 Los Angeles lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  RSA428585  Lycium ferocissimum Robert Gustafson 1980-9-16 1923 Los Angeles Ballona Wetlands, Area 1. Comment
  SD45613  Lyonothamnus floribundus Darley F. Howe 1953-5-2 Los Angeles Wain [Swain ?] Canyon, Catalina Island Comment
  SDSU9095  Lyonothamnus floribundus subsp. asplenifolius R. M. Beauchamp 1967-6-3 560 Los Angeles Growing of a few trees on the south side of canyon south of Thirst. San Clemente Island. Comment
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May 16 2008
  RSA527748  Lyonothamnus floribundus subsp. aspleniifolius Steve D. Boyd, Tim S. Ross, Laurel Arnseth 1990-4-8 4314 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  CATA1009  Lyonothamnus floribundus subsp. floribundus Mark L. Hoefs 1994-7-18 1892 Los Angeles Santa Catalina Island: Northeast of upper end of road to White's Landing 243 Comment
  RSA578204  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8188 Los Angeles Santa Catalina Island. 1150m SW from the Catalina Airfield runway, along rocky, shallow draw, ultimately draining to Little Harbor. 277 Comment
  RSA78146  Lyonothamnus floribundus subsp. floribundus Verne Grant 1953-5-2 18435 Los Angeles Santa Catalina Island. Near crest of main ridge of island at head of Swain's Canyon 427 Comment
  POM362164  Madia exigua F. R. Fosberg 1931-5-21 4950 Los Angeles Santa Catalina Island, Parson's Landing. 5 Comment
  RSA188029  Madia gracilis R. F. Thorne 1966-4-30 36345 Los Angeles Santa Catalina Island: mouth of Gallagher's Canyon. 8 Comment
  POM362173  Madia gracilis B. C. Templeton 1933-5-16 5150 Los Angeles West Blue Ridge, Big Pines Park. San Gabriel Mountains 2165 Comment
  POM49335  Madia gracilis L. W. Nuttall 1920-6-1 s.n. Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC512880  Maianthemum stellatum Wesley O. Griesel 1961-6-16 s.n. Los Angeles Near Dawson Saddle, San Gabriel Mts. 2286 Comment
  SBBG131489  Malacothamnus clementinus S. A. Junak 1996-4-15 SCI 344 Los Angeles 0.1 mi inland from mouth of Horse Beach Cyn, on W bank of small E tributary of cyn 15 Comment
  UCR58505  Malacothamnus clementinus Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-24 22697 Los Angeles San Clemente Island, China Canyon above confluence of Iwo Jima Gulch. 200 Comment
  RSA433279  Malacothamnus davidsonii Fay A. MacFadden 1931-6-1 2957 Los Angeles Tuna Canyon, Verdugo Hills. Comment
  SD3042  Malacothamnus fasciculatus Ruth B. Randall 1926-6-13 Los Angeles Tijiunga (?) Wash, Near L. A. Comment
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Jan 14 2015
  SD73407  Malacothamnus fasciculatus Stanislaw Modzelewski 1962-7-30 475 Los Angeles Above Malibu, on coastal slope of Santa Monica Mountains, Southwestern Los Angles County. 456 Comment
  UC871304  Malacothamnus fasciculatus Carl B. Wolf 1932-10-5 4240 Los Angeles junction of Isthmus Road and road to Black Jack Peak Santa Catalina Island 243 Comment
  RSA0040258  Malacothamnus fasciculatus Anstruther Davidson 1890-4-10 s.n. Los Angeles Foothills Cahuenga, Los Angeles. Comment
  RSA756906  Malacothamnus fremontii R. G. Swinney 2008-6-17 9036 Los Angeles 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway. 1992 Comment
  UC1122003  Malacothamnus marrubioides P. L. Johannsen 1934-2-13 282 Los Angeles 1 1/4 mi se Haskell Bouquet Canyon; Santa Susana quadrangle Comment
  UCR260000  Malacothrix clevelandii R. G. Swinney 2010-5-11 12633 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
  RSA678889  Malacothrix foliosa Mark A. Elvin, Dylan Hannon, Gery Allan, Curtis Clark 1996-4-19 149 Los Angeles San Clemente Island. North Head, top of slopes between 1st and 2nd terrace point at N.H. rock. 12 Comment
  UCR166082  Malacothrix glabrata Dat Tien 2004-5-1 s.n. Los Angeles Western Mojave Desert, Antelope Valley, c. 9 mi NE of Littlerock and c. 4 mi west of Lake Los Angeles (housing development) 884 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
  RSA656858  Malacothrix saxatilis var. tenuifolia Joseph M. Keefe 2001-1-24 31027 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  RSA786327  Malosma laurina K. Dobry 1991-6-27 791 Los Angeles Santa Monica Mts. 1 mi E. of Las Virgenes Rd off Mulholland Hwy. at Soka Univ. NE section. Comment
  SEINET10454061  Malosma laurina Jon Ricketson, Heidi H. Schmidt 1992-10-19 Ricketson 4771 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
  SFV16686  Malosma laurina P. Wilson, J. M. Albert 1996-6-12 3435 Los Angeles San Gabriel Mountains Off Highway 2 and mile marker 29.13. 823 Comment
  CAS-BOT-BC206657  Malva assurgentiflora Alice Eastwood 1906-6-2 194 Los Angeles San Pedro Comment
  UC218221  Malva nicaeensis P. A. Munz, I. M. Johnston 1922-5-10 5600 Los Angeles Claremont; Southern California, Claremont 365 Comment
  RSA434888  Malva parviflora Robert Gustafson 1981-4-14 2162 Los Angeles Ballona Wetlands, Area 3. Comment
  SD186253  Malva pseudolavatera A. C. Sanders, Lee Jones 2005-4-8 29347 Los Angeles Palos Verdes Peninsual, old Marineland site on Long Point. 2 Comment
  LA200398  Marah macrocarpa Jonathan Sauer; H. N. Sauer, J. Zadny, M. Zadny 1969-3-17 4399 Los Angeles Santa Monica Mountains, Upper Rustic Canyon 76 Comment
  SEINET13276793 Image available Marah macrocarpa R. G. Swinney 2011-1 14506 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  UCD107539  Marah macrocarpa Gerald Dickinson 1962-4-8 14 Los Angeles 1 mile W Topanga Canyon and Mulholland Santa Monica Mountains. 356 Comment
  UCR281365  Marah macrocarpa R. G. Swinney 2014-5-15 16518 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  RSA52137  Marah macrocarpa I. L. Wiggins 1949-2-21 s.n. Los Angeles San Clemente Island: Wilson's Cove Comment
  OBI13671  Marrubium vulgare Unknown 1960-5-29 s.n. Los Angeles Pierce College campus, Canoga Park, Los Angeles 244 Comment
  RSA549147  Marrubium vulgare Tim S. Ross 1990-6-20 3655 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  RSA717952  Marrubium vulgare R. G. Swinney, Dave Larson 1996-8-7 5244 Los Angeles Eastern San Gabriel Mountains: San Dimas Experimental Forest, head of Dry Lake Canyon at Dry Lake, site of CCC camp in 1930s. 1524 Comment
  SFV15559  Marrubium vulgare R. K. Stachelek 1992-4-14 13 Los Angeles Santa Susana Mountains Los Angeles, Northridge. Near entrance to Eddleston Park on Reseda Blvd. 400 Comment
  UC25351  Marrubium vulgare J. H. Barber 296 Los Angeles Santa Monica Exp't Station Comment
  OBI25812  Marrubium vulgare Williams 1961-3-21 s.n. Los Angeles Santa Monica Mts Comment
  RSA0021442  Marrubium vulgare Richard C. Barkelew 1929-4-21 s.n. Los Angeles Mulholland Hy. Comment
  POM7693  Meconella denticulata P. A. Munz, R. D. Harwood 1920-4-21 3694 Los Angeles San Dimas Canyon, [San Gabriel Mountains] 457 Comment
  SEINET3131629  Medicago denticulata G. B. Grant 760 Los Angeles Pasadena Comment
  RSA348022  Medicago polymorpha C. B. Liter, J. A. Powell 1928-4-5 s.n. Los Angeles Catalina Island. Banning Canyon. Comment
  SBBG96680  Medicago polymorpha S. Boyd with T. Ross, L. Arnseth 1990-4-7 4269 Los Angeles lower half of China Cyn Comment
  POM357049  Melica imperfecta Anstruther Davidson 1892-04 s.n. Los Angeles Los Angeles. El Monte. Comment
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Oct 3 2010
  RSA592485  Melica imperfecta Mark Hoefs, Doug Propst 1973-3-14 97 Los Angeles Santa Catalina Island. Ridge between Cape and Skull Canyons. 305 Comment
  SEINET10599465  Melica imperfecta LeRoy R. Abrams Abrams 1220 Los Angeles Ballena Harbor. Comment
  RSA729941  Melica stricta R. G. Swinney 1999-6-18 7296 Los Angeles San Gabriel Mtns.: Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1683 Comment
  RSA87328  Melica stricta var. albicaulis F. W. Peirson 1923-5-25 3524 Los Angeles Along stream on south side of canyon of Rock Creek, north slope of San Gabriel Mountains. 1296 Comment
  SBBG128314  Melilotus indicus M. L. Hoefs 1991-4-8 1068 Los Angeles upper Avalon Cyn, below Wrigley Memorial, near drainage channel 143 Comment
  LA202605  Mentha pulegium Peter H. Raven; Henry J. Thompson 1959-9-27 14543 Los Angeles 291 Comment
  RSA729182  Mentzelia dispersa R. G. Swinney 1998-7-14 6442 Los Angeles Pine Mountain Ridge; 0.2-0.3 mi. west of Camp Lupine trail. Broad ridge top montane coniferous forest. 2247 Comment
  RSA0034481  Mentzelia lindleyi Elwood Fordham 1951-4-5 s.n. Los Angeles Winetka Ave. 1/2 mile N. of Ventura Blvd. near Pierce College. Comment
  CATA1997  Mentzelia micrantha Steven A. Junak, Mark Hoefs 1997-6-4 410 Los Angeles Santa Catalina Island: W end of Empire Landing rock quarry site, on E side of small canyon 36 Comment
  SD38201  Mentzelia micrantha Edith A. Purer 1931-5-8 2052 B Los Angeles Griffith Park Comment
  RSA305744  Mentzelia micrantha Henry J. Ramsey, Henry J. Ramsey 1937-6-27 949 Los Angeles Sand Canyon, north of Pacoima reservoir Comment
  RSA639168  Mentzelia montana Louis C. Wheeler 1967-5-31 9799 Los Angeles San Gabriel Mountains: Just over the rise immediately west of Caldwell Lake. Comment
  CAS-BOT-BC167615  Mentzelia veatchiana L. R. Abrams 1927-4-30 11706 Los Angeles Head of Antelope Valley Comment
  UC872444  Mentzelia veatchiana I. W. Clokey, B. C. Templeton 1930-4-8 4651 Los Angeles w Lancaster 400 Comment
  UC917117  Mentzelia veatchiana D. C. Finfrock 1950-4-21 25 Los Angeles 2.5 mi Gorman (on Lancaster road) Comment
  RSA250694  Mentzelia veatchiana Robert F. Thorne, J. P. Simon, John Dourley, H. Caulfield 1970-5-1 39527 Los Angeles Along road to Valyermo ca. 1 mi. E of Pallett Ranch N of Pinyon Ridge; at foot of grade in Shoemaker Canyon in pinyon-juniper woodland. 1402 Comment
  RSA710834  Mentzelia veatchiana LeRoy Gross 2005-5-3 2209 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
  CAS-BOT-BC435237  Mesembryanthemum crystallinum I. Johnston 1917-4-11 s.n. Los Angeles Wilmington Comment
  UC557629  Mesembryanthemum crystallinum Nell Murbarger 1936-3 99 Los Angeles s and w sides of San Clemente Island Comment
  CAS-BOT-BC435289  Mesembryanthemum nodiflorum Rev. J. C. Nevin 1885-4-1 s.n. Los Angeles San Clemente Isl. Comment
  RSA402635  Mesembryanthemum nodiflorum F. H. Elmore 406 Los Angeles San Clemente Island. Comment
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May 16 2008
  LA33768  Micropus californicus var. californicus Peter H. Raven; Henry J. Thompson 1959-5-5 14132 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1 mi W of Las Virgenes Rd (N1), Malibu Creek drainage Comment
  POM19012  Microseris douglasii subsp. platycarpha P. A. Munz 1923-4-10 6739 Los Angeles San Clemente Island; S of Lemon Tank west coast Comment
  RSA533938  Microseris douglasii subsp. platycarpha Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5224 b Los Angeles San Clemente Island; SE end of island in the vicinity of Knob, 5100 ft NW of Guds. About 250 feet SSE of Knob, approaching Knob Canyon 282 Comment
  IRVC26473  Microseris heterocarpa A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26143 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  UCR238093  Microseris heterocarpa Mark A. Elvin, Cathleen Weigand 2003-5-22 2892 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  RSA535740  Microseris lindleyi Timothy S. Ross 1991-5-23 5489 Los Angeles San Clemente Island, Lower Tota Canyyon, Middle of Island, eastern escarpment. 61 Comment
  LA51929  Mimulus aurantiacus A. M. Johnson; 1934-5-4 4473 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA240672  Mimulus aurantiacus Donald R. Bissing 1973-6-2 100 Los Angeles San Gabriel Mountains, Evey Canyon, 0.3 mile from the canyon mouth 720 Comment
  RSA305768  Mimulus aurantiacus James R. Shevock 1970-4-16 113 Los Angeles 1/2 mi W. of Ca. Hwy 27, Topanga Canyon 412 Comment
  SDSU10754  Mimulus aurantiacus H. Wedberg 1966-4-3 1202 Los Angeles Above Hill Drive and Neal, in Eagle Rock. 457 Comment
  UCD122222  Mimulus aurantiacus A. C. Sanders; D. Malueg 1998-6-22 22028 Los Angeles San Gabriel Mtns. La Canada, SCE Gould Substation off Hwy 2, Gould Canyon. 595 Comment
  UCR177762  Mimulus aurantiacus LeRoy Gross, Naomi Fraga, B. Hogshead, Aydee Virgen 2003-6-19 1078 Los Angeles Transverse Ranges; Verdugo Mountains region, North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  UCR252898  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-5-29 13403 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  POM50118  Mimulus aurantiacus var. puniceus L. W. Nuttall 1921-1-14 1008 Los Angeles Santa Catalina Island. Big Wash Canyon. Comment
  RSA420985  Mimulus brevipes Albert J. Perkins 1913-5-2 s.n. Los Angeles Tujunga Canyon. Comment
  RSA0069430  Mimulus cardinalis R. G. Swinney 2010-9-9 13763 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  RSA420688  Mimulus cardinalis G. R. Johnstone 1930-6-15 s.n. Los Angeles Indian Canyon near Ravenna 1067 Comment
  UC1922241  Mimulus cardinalis Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1362 Los Angeles Transverse Ranges; Verdugo Mountains region; Intersection of North Beaudry Mtwy and Deer Creek. 518 Comment
  UC682200  Mimulus cardinalis Blanche Trask May 1896 Los Angeles Avalon Santa Catalina Island Comment
  UCR224016  Mimulus cardinalis Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11681 Los Angeles Transverse Ranges; Verdugo Mountains region, Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  RSA188321  Mimulus cardinalis Robert F. Thorne, Percy C. Everett 1965-6-24 35041 Los Angeles Santa Catalina Island: below dam in lower Cottonwood Canyon 38 Comment
  RSA0083159  Mimulus floribundus R. G. Swinney 2010-8-9 13474 Los Angeles Big Santa Anita Canyon, Camp Sturtevant. 1049 Comment
  POM320704  Mimulus floribundus Greg Wright 1971-7-23 344 Los Angeles San Dimas Canyon (Rd.) below San Dimas Dam. E and NE of San Dimas. San Gabriel mtn range. Pacific Ocean drainage area. 427 Comment
  UCSB10261  Mimulus fremontii var. fremontii Nowell, J. 1958-5-16 Los Angeles Hwy 138; 6 miles from its junction with Pear Blossom to Victorville Airport Road; growing near road Comment
  RSA442765  Mimulus guttatus James B. McNair 1934-5-1 s.n. Los Angeles Verdugo Woodlands, N. Glendale. Comment
  RSA584949  Mimulus guttatus Tim S. Ross, S. D. Boyd 1991-4-25 4602 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) (Glendora) 536 Comment
  CDA41783  Mimulus johnstonii S. E. Schoenig 1998-6-2 98 -55 Los Angeles Northeast side of road, 3.0 [miles] along 4N11 (Big Rock Creek Road) from Valyermo-Big Pine Road. Angeles National Forest. Comment
  RSA641075  Mimulus johnstonii Orlando Mistretta, R. T. Hawke 1995-11-8 1951 a Los Angeles San Gabriel Mountains. Comment
  SEINET12269983  Mimulus longiflorus J. F. Bright, Wyman, C. 1931-1 5513 Los Angeles Mt. Wilson Comment
  RSA794815  Mimulus palmeri R. G. Swinney 2005-5-21 8242 Los Angeles west of Punch Bowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  RSA430194A  Mimulus rubellus H. E. Hasse, Anstruther Davidson 1906-6-7 1490 Los Angeles Big Rock Creek. Fenner - Mine Road. Comment
  UC1926624  Minuartia douglasii S. G. Weller, A. K. Sakai 1995-5-29 913 Los Angeles Angeles National Forest, Liebre Mt. Comment
  RSA0012043  Mirabilis laevis R. G. Swinney 2009-4-29 10600 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  SEINET3860287  Mirabilis laevis R. G. Swinney 2009-3-19 10142 Los Angeles San Gabriel Mtns. Foothills: Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, ca 100 m north of Hwy 39.; 0 230 Comment
  UCR261325  Mirabilis laevis R. G. Swinney 2010-3-13 11875 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  CAS-BOT-BC434638  Mirabilis laevis var. crassifolia Geo. B. Grant 1904-4-16 791 Los Angeles Los Angeles Comment
  RSA729713  Mirabilis laevis var. crassifolia R. G. Swinney 1999-6-18 7310 Los Angeles San Gabriel Mtns.; Big John Flat, northern edge 1652 Comment
  UC72745  Mirabilis laevis var. crassifolia Pupils of Los Angeles High School 1903-5-2 Los Angeles Los Angeles Comment
  RSA279070  Mirabilis laevis var. crassifolia C. W. Tilforth 1971-4-9 41536 Los Angeles Angeles National Forest: or near entrance thereto and below entrance to wooded area of San Dimas Canyon near San Dimas Creek 381 Comment
  RSA464660  Mirabilis laevis var. crassifolia E. S. Spalding 1923-5-2 s.n. Los Angeles Fish Canyon, near Monrovia, [San Gabriel Mountains]. Comment
  RSA464240  Mirabilis laevis var. retrorsa N. C. Cooper 1943-11-20 977 Los Angeles Lancaster. Mojave Desert 762 Comment
  JEPS21892  Monardella australis subsp. jokerstii Rimo Bacigalupi with Reino Alava 1958-7-20 6419 Los Angeles On north face of Kratka Ridge, upper slopes of Little Rock Creek Canyon, about 1 mi west of Cedar Spring; Angeles Crest Highway, San Gabriel Range, Angeles National Forest. 2072 Comment
  RSA583153  Monardella breweri subsp. breweri C. Epling 1937-5-9 s.n. Los Angeles Neenach, Antelope Valley. Comment
  CAS-BOT-BC219991  Monardella breweri subsp. lanceolata Moxley 1913-7-26 s.n. Los Angeles Near Newhall Comment
  UCR192658  Monardella cinerea R. G. Swinney 1999-8-9 7615 Los Angeles San Gabriel Mtns., along Bear Canyon Trail c. 1 mi south of West Baldy peak of Mt. San Antonio 2756 Comment
  CAS-BOT-BC220139  Monardella exilis Louis C. Wheeler 1965-6-21 8695 Los Angeles Mojave Desert: ca. 3 miles E of 90th Street East & Ave. O, on Ave. O; ca. 1 mile W of Alpine Butte Wildflower Sanctuary Comment
  RSA20384  Monardella exilis Roxana S. Ferris, Ruth P. Rossbach 1938-5-13 9483 Los Angeles 4 miles northeast of Lancaster on the Muroc Road. Comment
  SBBG71985  Monardella exilis R. Hoffmann 1929-5-20 Los Angeles Redman Comment
  CAS-BOT-BC221700  Monardella hypoleuca subsp. hypoleuca H. E. Hasse 1907-9-1 s.n. Los Angeles Topanga Canon [Canyon], Santa Monica Range Comment
  RSA747270  Monardella linoides R. G. Swinney 2005-8-26 8524 Los Angeles San Gabriel Mountains: Devil s Punchbowl County Park, peak 6374 c. 1/2 mi. SW of Devil s Chair. 1933 Comment
  POM17851  Monardella linoides subsp. stricta P. A. Munz 1923-9-1 7707 Los Angeles Swartout Valley, narrow north-facing canyon. 2043 Comment
  POM21348  Monardella macrantha subsp. macrantha Fordyce Grinnell Jr. 1917-8-12 s.n. Los Angeles San Gabriel Mountains, Big Santa Anita Canyon. 1128 Comment
  POM220097  Monardella viridis subsp. saxicola Louis C. Wheeler 1932-6-27 880 Los Angeles 200 yards NNE San Dimas Canyon Dam near the road, San Gabriel Mtns. 427 Comment
  CAS-BOT-BC349493  Monolopia lanceolata Le Roy Abrams 1901-4-4 1317 Los Angeles Santa Monica Mts. bordering San Fernando Valley Comment
  CAS-BOT-BC349494  Monolopia lanceolata A. J. McClatchie 1897-4-9 s.n. Los Angeles Palos Verdes Hills near Redondo Comment
  RSA126754  Monolopia lanceolata G. T. Nordstrom 1935-4-6 416 Los Angeles 1 mile SSE of Gorman. 1067 Comment
  SD253499  Montia fontana R. G. Swinney 2011-6-23 15280 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station (Chilao Flat 7.5'Q) 1570 Comment
  HSC16099  Morella californica J. Rockwell 1962-12-25 182 Los Angeles Los Angeles, Vermont and Willow St. 10 Comment
  UCR14234  Mucronea perfoliata Saul Frommer 1966-4-23 s.n. Los Angeles Road to Little Rock Dam south of Hwy 138 932 Comment
  UCR142803  Muhlenbergia asperifolia L. C. Wheeler 1966-8-20 8815 Los Angeles San Gabriel Mtns, Cabin Flat, Prairie Fork [of the San Gabriel River] 1707 Comment
  RSA604399  Muhlenbergia microsperma Sara L. Crockett, Steve Junak 1997-3-27 606 Los Angeles Santa Catalina Island. N slope of Little Harbor, directly above beach; ca 50 m upslope. 43 Comment
  RSA714522  Muhlenbergia microsperma A. C. Sanders, Lee Jones 2005-4-8 29325 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  SBBG32120  Muhlenbergia microsperma R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -321 Los Angeles below salt water reservoir, SW of Avalon Comment
  RSA0102544  Muilla maritima Richard G. Swinney 2011-6-7 15104 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 Stony Ridge Observatory. 1768 Comment
  UCR190417  Muilla maritima R. G. Swinney 2000-5-19 7681 Los Angeles San Gabriel Mtns., San Dimas, SE-facing ridge west of San Dimas Canyon Rd., c. 300 m north of Golden Hills Rd. and 400 m west of stream 512 Comment
  UCR259272  Muilla maritima R. G. Swinney 2010-5-4 12517 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
  CAS-BOT-BC515101  Muilla maritima Alice Eastwood; John Thomas Howell 1937-4-26 3975 Los Angeles Near Palmdale Comment
  SBBG52891  Munzothamnus blairii F. C. Boutin 1967-4-23 1686 Los Angeles cyn wall in next major drainage way and cyn SE of Lemon Tank Comment
  UCD170398  Myriophyllum sibiricum R. G. Swinney 2008-12-4 9947 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1.8 mi. north of Sierra Madre Ave., north of bike trail parking lot, along flowing aqueduct of water filtration plant. 223 Comment
  UCR163178  Najas guadalupensis Anuja Parikh, Nathan Gale 2004-9-10 2097 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
  RSA681044  Nama demissa Scott D. White 2003-6-8 9505 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  JEPS1384  Nama demissa var. demissa W. L. Jepson 1935-4-17 17051 Los Angeles 6 1/2 mi w Lancaster (w Mohave Desert); , w of Lancaster 731 Comment
  UC1563059  Nama hispida var. spathulata Steve Boyd and Orlando Mistretta 1986-3-31 1562 Los Angeles 4 mi e Highway 138 junction with Highway 18 (ne of Pinyon Hills); Mojave Desert Comment
  CAS-BOT-BC259798  Nassella cernua Reid Moran 1941-2-16 570 Los Angeles On W side of ravine, Middle Ranch, San Clemente Island Comment
  UCSB12714  Nassella cernua Hochberg, Fred 1961-5-5 Los Angeles Mint Canyon Picnic Area, 7.6 miles northeast along Highway 6 from junction with Soledad Canyon Rd. Comment
  RSA710512  Nassella lepida Valerie L. Soza, LeRoy Gross 2001-5-9 1192 Los Angeles Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 274 Comment
  UCD87888  Nassella lepida P. B. Kennedy 1928-3-28 s.n. Los Angeles Santa Catalina Island. Comment
  UCD87913  Nassella lepida Peter H. Raven; H. L. Wedberg 1957-6-15 10903 Los Angeles in Latigo Canyon 0.8 mile north of United States Highwy 101A, Santa Monica Mountains. Comment
  SD28084  Navarretia hamata Carl B. Wolf 1932-5-13 3620 Los Angeles Santa Catalina Island, Hamilton Canyon along ridge fence-line, hillside above canyon 244 Comment
  RSA190961  Navarretia hamata subsp. leptantha R. F. Thorne, Percy C. Everett 1965-6-23 34989 Los Angeles Santa Catalina Island:near mouth of Hamilton Canyon NW of Avalon 23 Comment
  UCR239614  Navarretia ojaiensis Dan S. Cooper 2012-6-14 612- 41 Los Angeles Western Transverse Range; Santa Monica Mountains, Newton Canyon Rd. near Latigo Canyon Rd. intersection 521 Comment
  POM7687  Nemacladus ramosissimus P. A. Munz, R. D. Harwood 1920-4-21 3695 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  JEPS7677  Nemacladus sigmoideus Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-14 4187 Los Angeles junction of road to Horse Flat Public Camp and main paved road from Upper Chilao Recreation Area; San Gabriel Mountains, Angeles National Forest 1828 Comment
  RSA774592  Nemacladus sigmoideus Orlando Mistretta, Christine Mistretta 2010-6-10 5296 Los Angeles North Fork Mill Creek. Forest Service Route 3N27, 2.55 air miles SW of intersection with Forest Route 3N17 (Mt. Gleason Road), along Southern California Edison transmission line corridor. 1295 Comment
  RSA628723  Nemophila R. S. Woglum 1942-5-20 3334 Los Angeles Transverse Ranges: Angeles Crest Highway; San Gabriel Mountains; Angeles National Forest. Comment
  RSA717060  Nemophila menziesii Andrea Edwards, Pam DeVries 2006-4-11 65 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA0098372  Nemophila menziesii subsp. integrifolia R. G. Swinney 2011-6-6 14995 Los Angeles San Gabriel Mountains: Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA615510  Nemophila menziesii var. integrifolia Louis C. Wheeler 1967-5-18 9641 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  SD58283  Nemophila menziesii var. integrifolia Frank W. Peirson 1918-5-19 166 Los Angeles San Gabriel Mountains; Millards Canyon. 609 Comment
  RSA757334  Nemophila menziesii var. integrifolia Orlando Mistretta, Christine Mistretta 2008-4-3 2271 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
  UC284100  Nemophila menziesii var. integrifolia Miss Eastwood Apr 1904 Los Angeles Monrovia Comment
  CATA3389  Nicotiana clevelandii Peter J. Dixon, Lydia Zacher Dixon, Juno Azuz Zacher, Castor Dixon 2017-3-25 079 Los Angeles Santa Catalina Island: Lower Middle Canyon at Torqua Cave, on large shell midden of abalone and other shellfish 168 Comment
  RSA0087242  Nicotiana glauca R. G. Swinney 2010-5-4 12533 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
  SBBG61335  Oenothera californica subsp. californica R. Hoffmann 1927-6-14 Los Angeles E end of Pine Cyn Comment
  UC1007155  Oenothera elata subsp. hirsutissima Philip A. Munz 1935-9-19 13991 Los Angeles Claremont Comment
  UCD107001  Oenothera sinuosa J. B. Perret 1921-9-1 s.n. Los Angeles San Fernando. Comment
  POM186342  Oenothera speciosa Joseph A. Ewan 1932-6-29 7564 Los Angeles Arizona Ave. four miles W of Hawthorn. Comment
  SD90262  Oligomeris linifolia Robert F. Thorne 1973-4-12 42925 Los Angeles San Clemente Island: Horse Cove, S end of island 4 Comment
  RSA776754  Oncosiphon piluliferum Steve Boyd 2006-5-11 11659 Los Angeles Alluvial fan below San Antonio Canyon at southern base of the range, just west of Los Angeles/San Bernardino County line along north margin of the west-bound 210 Freeway at Monte Vista/Baseline Ave off-ramp. 488 Comment
  CAS-BOT-BC56212  Opuntia basilaris var. basilaris Ira L. Wiggins 1907-3-10 8775 Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  POM317746  Opuntia ficus-indica David Walkington 1963-6-20 182 Los Angeles Southwest of Walnut Ave., 0.2 mi N of Puddingstone Rd., San Dimas. 305 Comment
  RSA612187  Opuntia littoralis L. C. Wheeler 1972-4-19 s.n. Los Angeles San Gabriel Mountains: Las Flores Canyon. Comment
  RSA439549  Opuntia prolifera G. R. Johnstone 1931-5-10 s.n. Los Angeles Highland Ave. Comment
  SBBG122090  Orcuttia californica A. Parikh, N. Gale 2003-5-10 731 Los Angeles Plum Cyn, 1.6 km SW of Cruzan Mesa, 2.8 km W of Sierra Hwy 570 Comment
  RSA646089  Oreonana vestita Orlando Mistretta 1993-6-2 864 Los Angeles San Gabriel Mountains: Along road to Vincent Mine. 2063 Comment
  UC1922188  Oreonana vestita Naomi Fraga, LeRoy Gross 2006-5-9 1666 Los Angeles Transverse Ranges; San Gabriel Mountains region; Mount Baldy Ski Area. Comment
  UCR276728  Orobanche R. G. Swinney 2010-9-21 13854 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  UC887996  Orobanche fasciculata L. W. Nuttall 355 Los Angeles Santa Catalina Island. Comment
  RSA0020707  Orobanche valida subsp. valida Orlando Mistretta 1995-6-30 1866 Los Angeles San Gabriel Mountains: Big Rock Creek. Orobanche valida survey site B. 1494 Comment
  UC894264  Osmadenia tenella Alice Eastwood 1906-5-24 Los Angeles Garvanza Lake Tahoe Region Comment
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Jan 11 2015
  RSA660810  Osmorhiza brachypoda Gerald Braden, Lori Ackerman, Arthur Davenport 1988-5-4 16 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  UC1605244  Osmorhiza brachypoda Tim Ross and Steve Boyd 1991-4-25 4613 Los Angeles lower Graveyard Canyon San Gabriel Mtns., Glendora 7.5' USGS Quadrangle ((which joins lower E Fk of the San Gabriel River at ca 1540 ft)) 512 Comment
  RSA458990  Osmorhiza brachypoda Sam Tyson 1943-3-26 s.n. Los Angeles San Dimas Canyon 610 Comment
  RSA162825  Oxalis corniculata J. D. Olmsted 1959-3-23 310 Los Angeles Blanchard Park on Pomona College campus by area catching runoff from sprinkling system-common weed. San Antonio wash. 366 Comment
  RSA258424  Oxalis corniculata C. W. Tilforth 1972-4-22 511 Los Angeles weeds of RSABG. Comment
  UCR178798  Oxalis pes-caprae R. G. Swinney 1989-4-1 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park ; Big Dalton Canyon 428 Comment
  RSA601847  Oxytheca trilobata Steve Boyd, Tim S. Ross, Laura Moore, Valerie Soza 1997-7-8 10004 Los Angeles Liebre Mountains region: Saddle between Sawmill Mountain and Liebre Mountain, at the head of the north fork of Fish Canyon. 1457 Comment
  CAS-BOT-BC400778  Paeonia californica Jun Hu; Weena Sangkatavat 2000-4-22 04 Los Angeles Transverse Ranges; San Gabriel Mtns.: Millard Canyon, 2 mi N of Altadena. First trail on the right immediately before Millard Campground 549 Comment
  RSA0083307  Paeonia californica R. G. Swinney 2010-3-22 12020 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  RSA615509  Paeonia californica Louis C. Wheeler 1967-5-18 9609 Los Angeles Angeles National Forest; Placerita Canyon. 518 Comment
  UC1211150  Paeonia californica Huron H. Smith 1912-4-23 4811 Los Angeles Eagle Rock 213 Comment
  UCR186798  Paeonia californica Gary Kovnat, LeRoy Gross 2003-2-16 23 Los Angeles San Gabriel Mountains, Transverse Ranges; Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone 683 Comment
  RSA592200  Paeonia californica Louis C. Wheeler 1967-4-23 9189 Los Angeles San Gabriel Mountains. Sunset Ridge, by Millard Canyon. Comment
  RSA582051  Panicum capillare L. C. Wheeler 1933-9-26 2125 Los Angeles San Gabriel Canyon, San Gabriel Mts. 335 Comment
  UCR190617  Papaver californicum R. G. Swinney 2000-5-20 7696 Los Angeles San Gabriel Mtns., NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 905 Comment
  SBBG83251  Parapholis incurva M. Daily 1986-4-7 SCa-t- 8 Los Angeles Bird Rock Comment
  UCD88688  Parapholis incurva Louis C. Wheeler 1969-5-16 s.n. Los Angeles Santa Catalina Island. Fishermans Cove: USC Marine lab. 15 Comment
  RSA448001  Parietaria hespera M. B. Dunkle 1939-4-3 7219 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  RSA762346  Parietaria hespera var. californica R. G. Swinney 2009-3-10 10075 Los Angeles Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  UC557775  Parietaria hespera var. hespera Nell Murbarger May 1936 201 Los Angeles e side San Clemente Island Comment
  SBBG57146  Paspalum distichum R. Hoffmann 1927-8-30 Los Angeles Santa Clara River near Castaic Comment
  LA210889  Passiflora caerulea Arthur C. Gibson; Hanan Abels Sullivan, Marissa Caringella 5257 Los Angeles Hollywood Hills, Near eastern entrance to Griffith Park. Comment
  SBBG31380  Pectocarya linearis subsp. ferocula R. F. Thorne with P. C. Everett 1965-5-11 34670 Los Angeles rd to Hay Press 457 Comment
  UCSB31350  Pectocarya linearis subsp. ferocula Parker, V. 1974-3-27 Los Angeles Hill above and behind USC Santa Catalina Marine Station; Fisherman's Cove, Santa Caltalina Island 304 Comment
  CHSC99839  Pectocarya setosa LeRoy Gross 2005-5-3 2212 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. T4N, 5N R9W, 10W S6, 1,31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31. 1119 Comment
  LA82065  Pedicularis densiflora O. H. Kappler; 1941-3-2 94 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  PASA178  Pedicularis semibarbata Margaret Stason 1931-6-13 Los Angeles Buckhorn Flats, San Gabriel Mts. Comment
  CAS-BOT-BC67717  Pellaea andromedifolia Marcus E. Jones 1882-2-25 s.n. Los Angeles Pasadena Comment
  RSA686717  Pellaea andromedifolia F. R. Fosberg 1931-4-2 R 86 Los Angeles Santa Catalina Island. Divide between Hamilton and Descanso Canyons. 100 Comment
  SFV21434  Pellaea andromedifolia L. Moore, R. Burchet, L. Gross, D. Zygielbaum 2000-6-8 48 Los Angeles Verdugo Mountains La Tuna Canyon Park. Off La Tuna Canyon Road on Santa Monica Mountains Conservancy Land. 659 Comment
  CAS-BOT-BC67795  Pellaea andromedifolia J. Von Loh 1978-1-4 3290 Los Angeles San Clemente Island - Nots Pier 6 Comment
  RSA226229  Pellaea andromedifolia var. andromedifolia Gary D. Cromwell, David W. Wheat 1971-5-14 649 Los Angeles San Gabriel Mountains: Mystic Canyon, Angeles National Forest. 2 miles NE of Glendora. On ridge west of canyon mouth 457 Comment
  RSA618681  Pellaea andromedifolia var. andromedifolia L. C. Wheeler 1967-5-18 9625 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  RSA652954  Pennisetum setaceum A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23280 Los Angeles Santa Susana Mountains: Aliso Canyon Oil Field, Oat Mountain; Mormon, Limekiln & Aliso Cyn watershed. 686 Comment
  UCR129395  Penstemon caesius Fordyce Grinnell Jr. 1918-7-9 s.n. Los Angeles San Gabriel Mtns., Mt. Islip ridge 2515 Comment
  RSA0035492  Penstemon centranthifolius Orlando Mistretta 1992-5-16 1 Los Angeles Vicinity of Big Pines; head of Swarthout Valley; Mountain High Ski area Comment
  RSA0047919  Penstemon grinnellii R. G. Swinney 2010-9-23 13874 Los Angeles Summit of Middle Hawkins Peak on Hawkins Ridge. 2576 Comment
  NY601216  Penstemon grinnellii var. grinnellii L. Abrams 1902-6-30 2579 Los Angeles Summit of Mount Wilson Comment
  POM122668  Penstemon heterophyllus Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  UCR223179  Penstemon labrosus R. G. Swinney 2009-7-22 11311 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  PASA1018  Penstemon palmeri Stason 1931-5-9 Los Angeles Near Willow Springs Comment
  RSA638231  Penstemon rostriflorus Louis C. Wheeler 1967-9-4 10653 Los Angeles San Gabriel Mountains: Pine Mountain Ridge 2241 Comment
  SD239926  Penstemon rostriflorus R. G. Swinney 2008-7-24 9296 Los Angeles San Gabriel Mtns.: Waterman Mountain. Double peaks on a flat plateau. 2412 Comment
  UCR197180  Penstemon spectabilis subsp. subviscosus Valerie Soza, LeRoy Gross 2001-5-9 1200 Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 274 Comment
  RSA0060350  Pentagramma triangularis Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4334 Los Angeles San Clemente Island: E side of island, near Malo Point, second canyon S of Bryce Canyon. Comment
  RSA0070769  Pentagramma triangularis R. F. Thorne, Percy C. Everett 1965-5-10 34494 Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  LA94192  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-6 1654 Los Angeles SANTA MONICA MOUNTAINS, Corral Canyon, ca 2 mi from canyon mouth. 304 Comment
  UCSB62248  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-6-5 Los Angeles San Gabriel Mtns., Glendora Ridge Rd., ca. 1 mi. e. of Peacock Saddle 1158 Comment
  UC2027701  Perideridia pringlei Anuja Parikh with Nathan Gale 2010-5-25 3219 Los Angeles WTR, E Liebre Mountains, Sierra Pelona, 5.4 km W of State Highway 14, 2.0 km SW of California Aqueduct. Comment
  SD85070  Perityle emoryi E. R. Blakley 1962-6-9 5185 Los Angeles San Clemente Island, China Point near lighthouse 10 Comment
  RSA471849  Perityle emoryi George B. Grant 1906-9-1 7167 Los Angeles Santa Catalina Island Comment
  RSA80766  Petunia parviflora F. W. Peirson 1092 Los Angeles Los Angeles River, Inglewood. Comment
  UCR271481  Phacelia brachyloba R. G. Swinney 2011-6-14 15145 Los Angeles San Gabriel Mountains, upper Charlton Flat Campground., 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road 1671 Comment
  POM11768  Phacelia cicutaria var. hispida Katherine Brandegee s.n. Los Angeles Santa Catalina Island. Comment
  RSA3742  Phacelia cicutaria var. hispida Carl B. Wolf 1932-5-11 3567 Los Angeles Santa Catalina Island. Point west side of Fourth O July Cove. 30 Comment
  SD6820  Phacelia cicutaria var. hispida J. C. Nevin Los Angeles Los Angeles Comment
  POM427627  Phacelia cicutaria var. hispida Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon. Santa Catalina Island Comment
  RSA582243  Phacelia cicutaria var. hispida Louis C. Wheeler 1936-6-10 4145 Los Angeles mouth of Monroe Canyon. 549 Comment
  SD28037  Phacelia cicutaria var. hispida Carl B. Wolf 1932-5-9 3479 Los Angeles Santa Catalina Island; left fork of Pebbly Beach Canyon. 152 Comment
  RSA602431  Phacelia cicutaria var. hubbyi R. S. Woglum 1934-4-8 1280 Los Angeles Western Transverse Ranges: San Fernando Valley, North Hollywood. Comment
  RSA756876  Phacelia cryptantha Orlando Mistretta, Christine Mistretta 2008-4-4 2322 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
  RSA426028  Phacelia curvipes Robert Gustafson 1982-4-26 2548 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  UCR209478  Phacelia curvipes R. G. Swinney 2008-6-17 9027 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  RSA348940  Phacelia curvipes Robert F. Thorne 1963-5-15 31676 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs 1220 Comment
  POM4499  Phacelia davidsonii D. L. Crawford 1915-6-30 559 Los Angeles Mts above Claremont 1524 Comment
  RSA426054  Phacelia davidsonii G. R. Johnstone 1926-4-24 s.n. Los Angeles Antelope Valley, foothills S. of valley. Comment
  RSA733034  Phacelia davidsonii R. G. Swinney 1998-7-8 6342 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  UCR272572  Phacelia davidsonii R. G. Swinney 2011-6-7 15070 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
  CHSC95764  Phacelia distans LeRoy Gross; Laura Moore 2000-6-5 220 Los Angeles Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 579 Comment
  RSA587756  Phacelia distans Tim S. Ross 1991-4-27 4621 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (and hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  UCD120401  Phacelia distans T. C. Fuller 1962-4-10 8161 Los Angeles N. side of Hwy 66, w. limits of Azusa. Comment
  RSA617207  Phacelia douglasii Louis C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: Kentucky Springs County Park. Comment
  UC1611548  Phacelia douglasii Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4962 Los Angeles about 1/2 mi e Acton; Acton USGS 7.5 Quadrangle, Soledad Canyon Wash 829 Comment
  RSA649661  Phacelia fremontii Michael Horn 1991-4-30 7 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
  LA81961  Phacelia grandiflora O. H. Kappler; 1941-5-19 262 Los Angeles Santa Monica Mountains, Las Flores Canyon, near summit 609 Comment
  UC672395  Phacelia longipes Herbert L. Mason 1927-6-11 3739 Los Angeles Mt. Wilson San Gabriel Mts. 1524 Comment
  UCR131370  Phacelia longipes Jeremiah George 2001-5-8 7 Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Ocean Trails development, between Palos Verdes Dr. South and the ocean 3 Comment
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Apr 24 2016
  SFV12414  Phacelia minor D. L. Koutnik, J. G. Cuti 1978-4-12 338 Los Angeles Verdugo Mountains South of La Tuna Canyon Road. 579 Comment
  UCR273210  Phacelia minor R. G. Swinney 2011-4-26 14473 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  RSA652870  Phacelia minor Ron Martinolich 1991-4-7 9 Los Angeles Los Angeles, Griffith Park, off of Griffith Park Drive, 0.3 miles west of Zoo Drive at dirt parkig area. South-east on fire road about 0.25 miles, on north side, 10 feet off road. In old slump above fire road. Comment
  RSA0106858  Phacelia mohavensis R. G. Swinney 2011-7-29 15575 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  UCD120579  Phacelia mohavensis Victor Duran 1933-7-11 3512 Los Angeles Sulphur Springs, San Gabriel Mts. 1524 Comment
  SBBG11780  Phacelia parryi H. and M. Dearing 1935-3-9 1501 Los Angeles Mint Cyn Comment
  UC1174692  Phacelia parryi George Gillett 1954-3-13 371 Los Angeles bank above Hwy 101 2.7 mi s Ventura-Los Angeles County line Comment
  UCD120653  Phacelia parryi Daryl Koutnik 1978-5-10 467 Los Angeles Corral Canyon Road, Santa Monica Mountains. 640 Comment
  UCR125125  Phacelia ramosissima A. C. Sanders, Mark Elvin 2002-6-18 25116 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park 328 Comment
  UCR228737  Phacelia ramosissima var. austrolitoralis 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 del Campo 92 Comment
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Nov 13 2013
  RSA0009579  Phacelia ramosissima var. austrolitoralis Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach. Comment
  CAS-BOT-BC159099  Phacelia ramosissima var. latifolia John Thomas Howell 1928-6-10 3869 Los Angeles Monrovia [Canon] Canyon near the dam, San Gabriel Mts. Comment
  RSA584494  Phacelia ramosissima var. latifolia Tim S. Ross 1992-5-24 6426 Los Angeles Lower Brown s Gulch: W of San Gabriel Dam, on W side of Hwy 39. 479 Comment
  RSA426117  Phacelia stellaris Grethe Moskedahl 1923-3-19 s.n. Los Angeles Downie [Downey] Cemetery. Comment
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Dec 23 2014
  JEPS1298  Phacelia tanacetifolia W. L. Jepson 1935-4-17 17066 Los Angeles Portal Ridge Comment
  UCR281657  Phacelia tanacetifolia R. G. Swinney 2014-4-18 16141 Los Angeles San Gabriel Mountains, north end of Alimony Ridge, c. 50 m east of Little Rock Wash, south of Mt. Emma Rd. 957 Comment
  UCR90063  Phacelia tanacetifolia P. F. Horner 1973-3-30 60 Los Angeles Along Road near entrance to Phacelia Sanctuary near Edwards AFB 883 Comment
  CATA1490  Phalaris aquatica Mark L. Hoefs, Steven A. Junak 1996-5-1 2694 Los Angeles Santa Catalina Island: By summit reservior 408 Comment
  UC1605464  Phalaris minor Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-17 5136 Los Angeles 550 ft ssw of the 924' BM at the e end of the old airfield landing strip San Clemente Island 279 Comment
  SBBG113254  Phalaris paradoxa S. A. Junak with M. L. Hoefs 1997-6-5 SCa 427 Los Angeles Deer Valley Reservoir (Summit Reservoir) ca. 1.5 mi E of isthmus on S side of main rd 155 Comment
  RSA590417  Pholistoma racemosum Tim S. Ross 1993-4-21 6851 Los Angeles Santa Catalina Island, SW part of the Island in the vicinity of Cactus Peak (1560ft), slope and small ridges N of Cactus Peak summit. 427 Comment
  UC1194621  Phoradendron Del Wiens 1958-12-10 2427 Los Angeles n. Claremont (Cobal Canyon); Cobal Canyon 426 Comment
  RSA132712  Phoradendron macrophyllum Del Wiens 1955-1-12 939 Los Angeles South of the top of Kellogg Hill, on U.S. 99, west of Pomona.Oak Woodland. 610 Comment
  RSA585447  Phoradendron macrophyllum Tim S. Ross 1990-5-29 2675 Los Angeles Valyermo: at Valyermo Ranger District Office Angeles National Forest. 1134 Comment
  UC848879  Phoradendron macrophyllum Marcus E. Jones, A. M. 1882-2-27 Los Angeles Pasadena Comment
  UCR209975  Phoradendron pauciflorum R. G. Swinney 2008-7-25 9309 Los Angeles San Gabriel Mtns., Twin Peaks, west peak 2316 Comment
  CAS-BOT-BC141299  Phoradendron serotinum subsp. tomentosum Timothy S. Ross; Steve Boyd 1994-9-21 8317 Los Angeles Sanberg: 150-170 m SSE of town along the Old Ridge Route. Liebre Mountains 1277 Comment
  CDA5818  Physalis philadelphica Phillipson 1915-10-5 Los Angeles South Santa Anita. Comment
  POM4175  Physalis philadelphica D. L. Crawford 1915-07 s.n. Los Angeles Claremont. Comment
  RSA0092871  Picris echioides Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-7-16 SCa- 753 Los Angeles Santa Catalina Island: Flats at Little Harbor Campground. 6 Comment
  SD108755  Pinus contorta subsp. murrayana Barry Prigge 1970-12-12 109 Los Angeles San Gabriel Mountains, 18 air miles north of San Dimas, 1 mile south of Dawson Saddle on State Highway #2 2745 Comment
  RSA774624  Pinus coulteri R. G. Swinney 2009-7-29 11431 Los Angeles Pacifico Mountain summit 2134 Comment
  CAS-BOT-BC73160  Pinus jeffreyi Geo. B. Grant 1897-12-29 s.n. Los Angeles Summit of Mt. Wilson. Comment
  RSA384326  Pinus lambertiana L. E. Hoffman 1932-10-2 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest: Mt. Baldy. Comment
  UCR223094  Pinus lambertiana R. G. Swinney 2009-6-2 11011 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  UCR273209  Pinus monophylla R. G. Swinney 2011-4-20 14452 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  CAS-BOT-BC72760  Pinus sabiniana W. R. Dudley; F. H. Lamb 1896-6-8 4391 Los Angeles Kings Canyon, Liebre Mountains Comment
  RSA714298  Pinus thunbergiana A. C. Sanders 1987-12-4 7450 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  UCR130140  Piperia cooperi F. R. Fosberg 1931-4-7 S- 04495 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Beach 20 Comment
  RSA0114710  Piptatherum miliaceum R. G. Swinney 2011-10-25 15876 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
  UCR206494  Pistacia chinensis A. C. Sanders, T. B. Salvato 2009-5-21 36903 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
  UCR192592  Plagiobothrys arizonicus A. C. Sanders 2008-4-10 34814 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
  UCR214037  Plagiobothrys arizonicus A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37963 Los Angeles Tehachapi Mountains, Crane Canyon, 1.0 mi. SE (144 deg. ) of Castac Lake, 1.7 mi. NE (43 deg. ) of Gorman, just S of Kern Co. line 1189 Comment
  UCR167529  Plagiobothrys canescens Scott D. White, Brian Leatherman 2005-3-18 10801 Los Angeles South Coast, City of Glendora: 'South Hills' just N of the I-210 freeway. c. 0.3 air mi ENE of the I-210/Sunflower intersection 335 Comment
  OBI70480  Plagiobothrys leptocladus David J. Keil 1992-4-24 s.n. Los Angeles Outskirts of Lancaster along Ave. 1 700 Comment
  SBBG63884  Plagiobothrys nothofulvus M. N. Ackley -Feb-1929 63 Los Angeles Eagle Rock 304 Comment
  POM155731  Plantago erecta M. B. Dunkle 1928-4-10 1830 Los Angeles Santa Catalina Island: Johnson's Canyon. 274 Comment
  SD39910  Plantago erecta EA Purer 1931-3-12 1515 Los Angeles Near El Segundo, Grassy flat. Comment
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Nov 21 2019
  RSA601136  Plantago virginica Louis C. Wheeler 1946-5-30 6215 Los Angeles San Marino. San Marino Park. Comment
  RSA131977  Platanthera leucostachys Gale Sphon 1959-6-27 383 Los Angeles West of junction of Big Rock Creek Road with paved road, San Gabriel Mountains. 2058 Comment
  UC586834  Platanthera limosa Joseph Andorfer Ewan 1934-8-13 8300 Los Angeles n slope, 1/2 mi w Windy Camp Mt. Islip; San Gabriel Mts., n slope Mt. Islip 2286 Comment
  RSA785976  Platanus racemosa Doris Bowers 1957-5-2 392 Los Angeles Near Carrion Adobe, LaVerne. 320 Comment
  SEINET3161578  Platanus racemosa G. B. Grant 1904-5-5 1007 /6169 Los Angeles Pasadena. Confined to California Comment
  UCR210512  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
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Jul 26 2010
  UC64139  Platystemon californicus H. M. Hall Jun 3 1900-Jun 6 1900 1520 Los Angeles Swarthout Canyon; San Antonio Mountains, Swarthout Canyon 1737 Comment
  UCD134971  Pluchea odorata var. odorata Robert F. Thorne 1966-9-15 36677 Los Angeles Santa Catalina Island: above Parson's Landing, NW end of island. 45 Comment
  UC88360  Pluchea sericea T. S. Brandegee 1889-1 Los Angeles Santa Catalina Island Comment
  CATA1487  Poa annua Mark L. Hoefs, Steven A. Junak 1996-5-1 2691 Los Angeles Santa Catalina Island: By Haypress Reservoir, at campground 384 Comment
  SACT001963  Poa scabrella Louis Wheeler 1932-4-9 Los Angeles About low shrubs on sandy desert. Fairmont. Comment
  RSA276026  Poa secunda Jack Delaini, Barbara Shervanick 1974-4-30 153 Los Angeles Lodi Canyon, San Dimas Experimental Forest. on E-facing slope of W ridge of canyon 823 Comment
  RSA756994  Poa secunda R. G. Swinney 2008-7-3 9146 Los Angeles Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2329 Comment
  CAS-BOT-BC236211  Poa secunda subsp. secunda Ernest C. Twisselmann 1962-4-18 6954 Los Angeles Tehachapi Mountains. Oso Canyon, 0.5 mile W of Coe Field Fence 1036 Comment
  UC284124  Polycarpon depressum P. A. Munz 1923-3-14 6594 Los Angeles 2 mi n Claremont 426 Comment
  RSA495085  Polycarpon tetraphyllum A. C. Sanders 1988-5-18 7828 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and E of Vista Del Mar Blvd. Comment
  RSA737075  Polycarpon tetraphyllum Scott D. White, Justin M. Wood 2008-10-7 12558 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  SD181378  Polygonum aviculare subsp. depressum Louis C. Wheeler 1973-6-14 Los Angeles California State University, Long Beach Comment
  POM481994  Polygonum lapathifolium Richard Noyes 1988-9-18 745 Los Angeles San Antonio Canyon. Rocky wash behind San Antonio Dam. 701 Comment
  RSA594345  Polygonum lapathifolium Steve Boyd, Lauren Raz 1996-10-14 9030 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
  RSA466372  Polygonum punctatum H. de Forest 1932-8-10 s.n. Los Angeles Verdugo Woodlands, Glendale Comment
  LA94083  Polypodium californicum Lawrence L. Kiefer; 1963-6-9 543 Los Angeles SANTA MONICA MOUNTAINS, Encinal Canyon, ca 1.5 mi from mouth. 182 Comment
  RSA662176  Polypodium californicum Paul M. Inman 1983-5-8 50883 -15 Los Angeles Big Santa Anita Canyon in the Angeles National forest, San Gabriel Mountains, about 1 miles north of Arcadia, Ca. from east facing ridge. On upper Creek Trail leading to Hoegee's camp. 915 Comment
  UCSB62387  Polypodium californicum Kendall, M. 1921-2-13 Los Angeles Palmer's Canon Comment
  UCSB62444  Polypodium californicum Kendall, M. 1921-3-23 Los Angeles Lone Hill, San Dimas Comment
  UCSB62468  Polypodium californicum Kendall, M. 1921-3-23 Los Angeles Lone Hill, San Dimas Comment
  UCSB62518  Polypodium californicum Kiefer, Lawrence 1966-3-27 Los Angeles Santa Monica Mtns., Temescal Cyn., ca. 3 mi fron Sunset Blvd. in the canyon. 274 Comment
  RSA0103347  Polypogon interruptus R. G. Swinney 2011-10-25 15880 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
  SBBG128765  Polypogon interruptus M. L. Hoefs 1995-5-23 2131 Los Angeles Middle Cyn at Thompson Reservoir 195 Comment
  SBBG31118  Polypogon interruptus R. F. Thorne 1966-6-1 36497 Los Angeles stream flowing from reservoir at upper end of Cape Cyn 335 Comment
  SBBG31291  Polypogon interruptus R. F. Thorne with P. C. Everett 1965-6-24 35043 Los Angeles Shark Harbor, W side of island 7 Comment
  UCR190283  Polypogon interruptus R. G. Swinney 1998-8-1 6608 Los Angeles San Gabriel Mtns., Mine Gulch at East Fork of San Gabriel River Canyon 1372 Comment
  RSA776731  Polypogon monspeliensis Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11680 Los Angeles Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  UCR182243  Polypogon monspeliensis R. G. Swinney 1997-9-6 5875 Los Angeles San Gabriel Mountains, Jackson Lake west of Wrightwood 1875 Comment
  CAS-BOT-BC237503  Polypogon viridis Alice Eastwood 1906-5-27 84 Los Angeles Bimini Baths Comment
  CAS-BOT-BC237504  Polypogon viridis W. R. Dudley; F. H. Lamb 1896-6-8 4399 Los Angeles Kings Canyon, Liebre Mountains Comment
  RSA623816  Polypogon viridis I. L. Wiggins 1921-11-16 s.n. Los Angeles Arroyo Seco Comment
  SEINET3282793 Image available Polypogon viridis R. G. Swinney 2008-7-12 9169 Los Angeles San Gabriel Mtns.; San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon. 573 Comment
  UCD91474  Polypogon viridis Peter H. Raven; Henry J. Thompson 1959-9-6 14402 Los Angeles Malibu Creek near its mouth, Santa Monica Mountains. 12 Comment
  UCR194627  Polystichum imbricans R. G. Swinney 1998-8-30 6858 Los Angeles San Gabriel Mtns., south fork of Dry Lake Canyon, a western tributary of San Antonio Canyon 994 Comment
  UCR74184  Populus balsamifera subsp. trichocarpa Scott D. White 1992-10-8 897 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  UCR192955  Populus fremontii Dan S. Cooper 2008-4-5 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Northwest entrance to Griffith Park, lower Oak Canyon adjacent to Travel Town, Los Angeles 165 Comment
  UCR95477  Populus fremontii L. C. Wheeler 1967-5-9 9399 Los Angeles San Gabriel Mtns., Gleason Canyon, south of Aliso Canyon 1006 Comment
  POM366512  Potentilla glandulosa subsp. nevadensis I. M. Johnston 1918-7-6 2066 Los Angeles Prairie Fork of San Gabriel River 2134 Comment
  UCR271144  Potentilla glandulosa subsp. reflexa R. G. Swinney 2011-9-27 15694 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  NY689141  Potentilla multijuga H. E. Hasse 06 1893 s.n. Los Angeles Near Los Angeles. Comment
  POM2591  Prunus emarginata I. M. Johnston 1918-7-5 2079 Los Angeles San Antonio Mountains: head of San Antonio Canyon. 2348 Comment
  UC1128363  Prunus fasciculata A. Lewis 1933-4-23 191 Los Angeles 3 mi sw of Del Sur 1005 Comment
  RSA704233  Prunus fasciculata var. fasciculata Gary D. Wallace, B. Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1982 Los Angeles Bob's Gap. Comment
  SD231428  Prunus fasciculata var. fasciculata Sula Vanderplank, Leroy Gross, Steve Hoskinson 2005-5-6 50506 73 Los Angeles Transvers Ranges; San Gabriel Mountains region: Bob's Gap. At the South edge of Bob's Gap. 1444 Comment
  RSA0094719  Prunus ilicifolia R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14342 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg ) NNW of the trailhead 451 Comment
  SBBG17145  Prunus ilicifolia subsp. ilicifolia K. A. Wilson 1962-5-26 1289 Los Angeles Soledad Cyn Rd, ca. 3 mi E of Agua Dulce Cyn Comment
  SBBG118479  Pseudognaphalium beneolens O. Mistretta 1992-7-13 699 Los Angeles Los Pinetos Spring Cyn Trail Comment
  CAS-BOT-BC356552  Pseudognaphalium biolettii Joseph Andorfer Ewan 1932-3-5 7028 Los Angeles Mandeville Canyon, Santa Monica Mts 335 Comment
  RSA306180  Pseudognaphalium biolettii Fay A. MacFadden 1931-4-1 2966 Los Angeles Tuna Canyon, Verdugo Hills. Comment
  SBBG32032  Pseudognaphalium biolettii R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -201 Los Angeles Middle Bullrush Cyn Comment
  SBBG52915  Pseudognaphalium biolettii F. C. Boutin 1967-4-23 1679 Los Angeles Lemon Tank 304 Comment
  SD144044  Pseudognaphalium biolettii Scott D. White 1997-3-12 4768 Los Angeles Santa Monica Mts: NW of Zuma Beach. Encinal Cyn Rd between Pacific Coast Hwy and Mulholland Hwy. 299 Comment
  UCR273540  Pseudognaphalium biolettii R. G. Swinney 2011-3-18 14139 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  RSA535545  Pseudognaphalium biolettii Timothy S. Ross, Annette Ross 1991-9-7 5950 Los Angeles Near Mulholland Highway x Yerba Buena Road; Triufno Pass 556 Comment
  CATA732  Pseudognaphalium californicum Mark L. Hoefs 1991-5-22 1252 Los Angeles Santa Catalina Island: Upper Cherry Valley 143 Comment
  CHSC3691  Pseudognaphalium californicum Mary Mac Arthur 1966-5-12 17 Los Angeles San Raphael Hills-Glendale College. 213 Comment
  RSA0087852  Pseudognaphalium californicum R. G. Swinney 2010-3-13 11883 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  UCR261384  Pseudognaphalium canescens R. G. Swinney 2010-2-27 11717 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
  CAS-BOT-BC357039  Pseudognaphalium luteoalbum David B. Weissman 1971-6-24 169 Los Angeles Santa Monica Mts., corner of Mulholland and Decker roads 518 Comment
  SD257192  Pseudognaphalium microcephalum R. G. Swinney 2010-8-16 13565 Los Angeles San Gabriel Mountains: Arcadia, Big Santa Anita Canyon Arcadia Wilderness Park. (Mt Wilson 7.5'Q) 280 Comment
  SFV17276  Pseudotsuga macrocarpa J. N. Hogue, E. L. Waian 1998-1-2 97 1 Los Angeles San Gabriel Mountains Angeles National Forest, near Strawberry Spring. 0.5 miles east of Strawberry Peak. 1463 Comment
  UCSB16217  Pseudotsuga macrocarpa Gerhart, Janet 1963-4-6 Los Angeles 1 mi. on trail E of Red Box Ranger Station at intersection of State Highway 2 and Mt. Wilson Road 822 Comment
  NY63574  Pseudotsuga macrocarpa G. B. Grant 04 1900 2428 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  SBBG128288  Pteridium aquilinum var. pubescens M. L. Hoefs, S. A. Junak, K. Kirkland 1999-5-8 3023 Los Angeles lower Fern Cyn, 195 Comment
  RSA0011723  Pteris vittata R. G. Swinney 1998-6-9 6180 Los Angeles Fish Canyon at Fish Canyon Falls, 4.5 miles north of Fish Canyon Rd. at trail head. 427 Comment
  CATA3036  Pterostegia drymarioides Amy Catalano 2016-3-17 043 Los Angeles Santa Catalina Island: On west side ca. 0.5 miles down of second Old Hunting Road along Empire Landing Road between Airport Road and Sheep Chute Road, about 95 meters off road 314 Comment
  LA33819  Pterostegia drymarioides Peter H. Raven; 1959-5-9 14178 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA0055768  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 Mac 399 Comment
  RSA12178  Puccinellia nuttalliana C. B. Wolf 1934-4-11 5638 Los Angeles Bryant Ranch. E. of Long Beach. 2 Comment
  RSA499258  Purshia tridentata var. glandulosa Albert J. Perkins 1919-5-30 s.n. Los Angeles Antelope Valley, desert near Rock Creek. Comment
  UC570167  Purshia tridentata var. glandulosa H. S. Yates 1936-4-6 5405 Los Angeles near Valyermo; Rock Creek Quad. 1371 Comment
  LA43661  Quercus agrifolia A. M. Johnson; 1927-10-21 2672 Los Angeles Antelope Valley, canyon sides, E of Palmdale Comment
  RSA476853  Quercus agrifolia Mable Emler 1929-7-30 s.n. Los Angeles Topanga Canyon Comment
  UC405489  Quercus agrifolia Grant 1901-3-19 3658 Los Angeles Garvanza Comment
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Nov 25 2011
  RSA703429  Quercus agrifolia var. agrifolia R. E. Riefner Jr. 2000-8-29 759 Los Angeles La Tuna Canyon, Santa Monica Mountains Conservancy Park, second canyon at picnic stop along La Tuna Canyon Rd. S of 210 Freeway. 462 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
  RSA655363  Quercus berberidifolia LeRoy Gross 2000-11-4 315 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way,east off La Tuna Canyon Road, Sun Valley. 366 Comment
  UC1587584  Quercus berberidifolia Tim Ross 1991-9-2 5918 Los Angeles near Mulholland Highway x Yerba Buena Road; Santa Monica Mountains, Triunfo Pass U.S.G.S. 7.5' Quad. 472 Comment
  UC1595248  Quercus berberidifolia Tim Ross and Peter Fritsch 1990-6-20 3642 B Los Angeles near confluence of the E. and W. Forks of the San Gabriel River (mouth of Burro Canyon); San Gabriel Mountains, Burro Canyon 445 Comment
  UC1870281  Quercus berberidifolia LeRoy Gross 2000-11-11 324 Los Angeles Verdugo Mountains: Along Foothill Blvd. just west of Hillrose Street in Sunland. Elev. 1200 Feet. 365 Comment
  RSA188338  Quercus chrysolepis Robert F. Thorne, M. Z. Thorne 1966-5-31 36430 Los Angeles Santa Catalina Island. Ridge running from S end of Mt Orizaba, S side of S fork of Fern Canyon 488 Comment
  RSA517130  Quercus chrysolepis Tim S. Ross 1990-5-14 2497 Los Angeles San Gabriel Mtns: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger Distric. 1098 Comment
  UC1135408  Quercus chrysolepis R. St. John 1930-2-14 92 Los Angeles Head East Canyon Santa Susana Quad. 731 Comment
  UC310498  Quercus chrysolepis Popenoe Los Angeles n of Claremont Comment
  CAS-BOT-BC86221  Quercus dumosa Geo. B. Grant 1902-8-1 5027 Los Angeles Catalina Island. Avalon Comment
  POM295275  Quercus durata var. gabrielensis Lyman Benson 1949-10-20 14267 Los Angeles Canyon Drive just west of the mouth of Monrovia Canyon 549 Comment
  RSA0098365  Quercus durata var. gabrielensis R. G. Swinney 2011-11-1 15942 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
  RSA702911  Quercus durata var. gabrielensis Scott D. White, Michael Honer 2004-6-30 10546 Los Angeles San Gabriel Mountains: Mt. Baldy (town). Along Glendora Ridge Rd. ca. 0.25 mile SW of jtn. w/ Mt. Baldy Rd. 1311 Comment
  UCR198385  Quercus durata var. gabrielensis Valerie Soza, L. Moore 2000-5-10 852 Los Angeles Transverse Ranges; Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines, W of peak ''1936'' 564 Comment
  POM290552  Quercus engelmannii Lyman Benson 1949-10-20 14274 Los Angeles Canyon Drive just west of the mouth of Monrovia Canyon 549 Comment
  SBBG89127  Quercus engelmannii L. Benson 1960-7-20 16073 Los Angeles Ganesha Hills, Pomona 365 Comment
  UC1922670  Quercus engelmannii Valerie Soza, LeRoy Gross 2001-5-9 1193 Los Angeles Transverse Ranges; Verdugo Mountains region; Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 274 Comment
  SEINET12036543  Quercus engelmannii W. M. Canby 1894-1 s.n. Los Angeles Pasadena Comment
  OBI79189  Quercus ilex A. C. Sanders, Dan S. Cooper 2010-4-30 38124 Los Angeles South Coast: Madrona Marsh, Torrance (Torrance 7.5' Q) 24 Comment
  SJSU3200  Quercus john-tuckeri C. W. Sharsmith 1959-11-29 6713 Los Angeles by Hwy 99 (Ridge Route) c. 10 mi S of Tejon Pass Comment
  UCR146148  Quercus kelloggii June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, 0.5 mile west of Big Pines Ranger Station 2073 Comment
  POM20907  Quercus lobata Fordyce Grinnell Jr. 1917-4-10 s.n. Los Angeles Pasadena. Comment
  SBBG21458  Quercus pacifica D. E. Breedlove 1961-9-23 1270 Los Angeles S side of Cherry Cyn, 1 mi inland 243 Comment
  UC1135905  Quercus wislizeni var. frutescens R. St. John 1930-2-6 87 Los Angeles Oat Mountain Santa Susana Quad. 1066 Comment
  CAS-BOT-BC362476  Rafinesquia californica Carl Epling 1931-4-18 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  SFV20992  Rafinesquia californica L. Gross, V. Soza 2003-5-15 899 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains north of La Tuna Canyon road. Started at end of Elben Ave., climbed north to ridgetop south of McDonald Creek, then east along ridgeline, then came back down into a small canyon at the end of Elben Place just east of where started. Gentle, east-facing slope near ridgetop on south-facing side of ridge line. 396 Comment
  UCR260031  Rafinesquia californica R. G. Swinney 2010-4-21 12323 Los Angeles San Gabriel Mountains, Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash 457 Comment
  UCR265013  Rafinesquia californica Mitch Provance, Callen Huff 2009-4-28 10668 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  RSA472417  Rafinesquia californica L. E. Hoffman 1931-5-18 17171 Los Angeles Big Santa Anita Canyon. Comment
  RSA399394  Ranunculus californicus A. Menke 1955-3-26 s.n. Los Angeles Point Dume. Comment
  UC303095  Ranunculus californicus Marcus E. Jones, A. M. 1882-5-3 3220 Los Angeles Pasadena Comment
  POM347142  Ranunculus californicus Unspecified 1948-4-25 12863 Los Angeles First summit southwest of Pomona Brea Canyon Road. Mt Range, San Jose Hills. 305 Comment
  RSA0051765  Ranunculus californicus Elwood Fordham 1951-3-18 s.n. Los Angeles Topanga, Robinson Road near juncture Topanga Highway. 304 Comment
  RSA638922  Ranunculus cymbalaria var. saximontanus Louis C. Wheeler 1946-8-27 6253 Los Angeles San Gabriel Mountains: Sandrock Creek at Pear Blossom Highway, near confluence of Sandrock Creek and Big Rock Creek; 1/4 mile southeast of Big Rock Patrol Station. 1113 Comment
  UC118240  Ranunculus hebecarpus T. S. Brandegee 1890-5-13 Los Angeles Santa Catalina Island Comment
  UC537067  Ranunculus hebecarpus Philip A. Munz 1934-4-2 13143 Los Angeles Puddingstone Canyon San Dimas 304 Comment
  RSA7783  Rhamnus californica Carl B. Wolf 1927-12-31 s.n. Los Angeles Occidental College Campus. Comment
  UCR209443  Rhamnus californica R. G. Swinney 1969-4-22 352 Los Angeles San Gabriel Mtns., Glendora, foothills 0.5 mi. north of Sierra Madre Ave., above north end of Rainbow Dr. 354 Comment
  RSA390187  Rhamnus californica subsp. californica Elbert Benjamine 1929-5-26 198 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  RSA596511  Rhamnus californica subsp. californica Louis C. Wheeler 1966-11-19 9127 Los Angeles San Gabriel Mountains. Pacoima Canyon at Dutch Louie Camp. Comment
  RSA390813  Rhamnus crocea Sam Tyson 1943-4-2 s.n. Los Angeles Big Dalton Canyon Wash Comment
  CAS-BOT-BC55981  Rhamnus ilicifolia F. Grinnell Jr. 1917-9-23 s.n. Los Angeles Negro Canyon near Pasadena, San Gabriel Mountains Comment
  JEPS41982  Rhamnus ilicifolia Frank W. Peirson 1918-6-1 109 Los Angeles Eaton Canyon San Gabriel Mts. 609 Comment
  LA52145  Rhamnus ilicifolia A. M. Johnson; 1934-4-20 4431 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  UCR205603  Rhamnus ilicifolia R. G. Swinney 2008-5-13 8856 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon, 0.5 mi. south of Big Rock Creek Rd. 1293 Comment
  RSA708718  Rhamnus tomentella subsp. cuspidata Scott D. White, Andrea Warniment 2005-9-9 11222 Los Angeles Tehachapi Mountains: Oso Canyon, ca. 1-2 air miles N. of Quail Lake. 1006 Comment
  CAS-BOT-BC170465  Rhus integrifolia Lyon 1885-10-1 s.n. Los Angeles Sta 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
  POM219988  Rhus integrifolia F. R. Fosberg 1932-5-7 8160 Los Angeles Santa Catalina Island. Grand Canyon below Upper Falls. 130 Comment
  RSA133850  Rhus integrifolia P. H. Raven 1959-3-8 13833 Los Angeles Topanga Canyon, 1.1 mile north of Coast Highway 49 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
  SDSU2183  Rhus integrifolia R. M. Beauchamp 1967-1-27 122 Los Angeles On slope south of Wilson Cove. San Clemente island. Comment
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Oct 13 2011
  CAS-BOT-BC167951  Rhus ovata Alice Eastwood 1919-5-29 8960 Los Angeles San Gabriel Canyon Comment
  LA91409  Rhus ovata Bruce Douglas Clayton; Greg Shaw 1972-3-16 9 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, W-side of road. 609 Comment
  LA94278  Rhus ovata Carl Epling; H. Anderson 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon Comment
  RSA18418  Rhus ovata C. B. Wolf 1927-7-27 684 Los Angeles Ridge Route Road, 2 mi. so. of Forest Inn. Comment
  RSA386382  Rhus ovata F. R. Fosberg 1931-1-7 7106 Los Angeles Sierra Madre 300 Comment
  SFV2143  Rhus ovata P. G. Kilburn 1957-10-31 531 Los Angeles Simi Hills 2 miles west of Chatsworth Reservoir. 350 Comment
  UCR117130  Rhus ovata A. C. Sanders, D. Malueg 2001-5-17 24334 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
  UCR276754  Rhus ovata R. G. Swinney 2010-8-11 13487 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  UCR150977  Rhus viminalis L. C. Wheeler 1969-6-1 s.n. Los Angeles Transverse Ranges; San Gabriel Mtns., on Angeles Forest Hwy just N of intersection with Big Tujunga Canyon Rd 1006 Comment
  RSA85320  Ribes amarum F. W. Peirson 1919-4-5 316 Los Angeles Mt. Wilson Toll Road, S side of San Gabriel Mts 1067 Comment
  UCR193632  Ribes aureum A. C. Sanders 2008-7-10 35735 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  POM310170  Ribes aureum var. gracillimum Hulda Crooks 1946-3-13 239 Los Angeles El Monte Comment
  POM6757  Ribes aureum var. gracillimum L. T. Street 1919-3-16 2399 Los Angeles Lone Hill, San Dimas Comment
  RSA226989  Ribes aureum var. gracillimum Robert F. Thorne 1971-6-17 39971 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA748783  Ribes aureum var. gracillimum Justin M. Wood 2009-4-7 466 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  CAS-BOT-BC93066  Ribes californicum var. hesperium Wesley O. Griesel 1961-5-20 s.n. Los Angeles Millard Canyon, San Gabriel Mountains. 457 Comment
  CAS-BOT-BC93069  Ribes californicum var. hesperium C. L. Hitchcock 1932-2-3 s.n. Los Angeles San Gabriel Mountains. Evey Canyon. North of Claremont. 518 Comment
  RSA279116  Ribes californicum var. hesperium Robert F. Thorne 1971-3-18 41495 Los Angeles Cobal Canyon, c. 3 miles N of Claremont. 503 Comment
  RSA658979  Ribes californicum var. hesperium Jami Liberi 1983-4-16 17 Los Angeles Located in Claremont, across the street from the San Antonio Dam. 640 Comment
  UC11550  Ribes indecorum W. H. Brewer 1861-2-16 200 Los Angeles San Fernando Valley Comment
  RSA670432  Ribes malvaceum I. W. Clokey, Bonnie C. Templeton 1929-05 4493 Los Angeles Mandeville Canyon, Santa Monica Mountains. 500 Comment
  RSA741086  Ribes malvaceum Justin M. Wood 2008-11-20 235 Los Angeles ANF Road (1N36) / SCE access road W of Van Tassel Canyon. Above the city of Duarte. 305 Comment
  UC567129 Image available Ribes malvaceum A. D. Gifford 1935-1-7 404 Los Angeles 6 1/2 mi ese Whitaker Peak; Tejon Quadrangle 518 Comment
  UCR11992  Ribes malvaceum H. J. Thompson 1959-2-20 1848 Los Angeles Western Transverse Range; Santa Monica Mtns., 2 mi east of Peak along Saddle Peak Road, Saddle Peak 701 Comment
  RSA441454  Ribes malvaceum var. viridifolium E. S. Spalding 1923-2-13 s.n. Los Angeles [Laurel Canyon or Eagle Rock] Comment
  UCD102433  Ribes quercetorum Gordon Pilone 1961-2-18 91 Los Angeles Hartley Ranch on Frazier Road and Hwy 99. Tehachapi Mt. Range. 1219 Comment
  SFV6028  Ribes sanguineum var. glutinosum B. C. Templeton 1964-5-15 10135 Los Angeles San Gabriel Valley Claremont. Rancho Santa Ana Botanic Garden. 410 Comment
  CAS-BOT-BC168670  Ribes speciosum Louis C. Wheeler 1932-1-10 436 Los Angeles Puddingstone Dam 304 Comment
  CHSC52829  Ribes speciosum L. P. Janeway 1988-12-24 3159 Los Angeles Puente Hills, between Whittier and la Puente. Low in Arroyo San Miguel. 175 Comment
  LA50714  Ribes speciosum Leo Boyd; 1953-4-3 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). 160 Comment
  RSA508658  Ribes speciosum Mark Parratt 1963-4-15 517 Los Angeles Diamond Bar Ranch area. Comment
Read comments
Aug 20 2014
  UCSB10855  Ribes speciosum Stern, A. 1961-3-4 Los Angeles .5 mi west of Fryman Rd on Fire Rd; X9 Studio City; Hollywood Hills; Santa Monica Mts Comment
  SBBG31129  Ribes viburnifolium R. F. Thorne 1966-4-30 36333 Los Angeles W fork of Gallagher's Cyn 304 Comment
  RSA480742  Ricinus communis Robert Gustafson 1981-4-29 2213 Los Angeles Ballona Wetlands, Area 2. Comment
  CAS-BOT-BC74535  Rorippa curvisiliqua A. C. Sanders 2003-5-26 25860 Los Angeles San Gabriel Valley. On boundary between Irwindale and Azusa, east of Irwindale Avenue and south of Foothill Boulevard. 171 Comment
  CATA1655  Rosa californica Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-6-13 2942 Los Angeles Santa Catalina Island: Behind Little Harbor 9 Comment
  POM1540  Rosa californica Idella Coleman 1915-5-5 s.n. Los Angeles Claremont. Comment
  RSA449699  Rosa californica Geo. L. Moxley 1914-5-30 230 Los Angeles San Rafael Hills Comment
  UC1128564  Rosa californica A. D. Gifford 1935-4-10 554 Los Angeles 7 mi nw Redrock Mountain; Angeles National Forest, Tejon Quadrangle Comment
  RSA0106854  Rubus leucodermis R. G. Swinney 2011-7-29 15582 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  SEINET9300518  Rubus parviflorus Unknown 2008-7-2 9126 Los Angeles San Gabriel Mountains (Lat. 34 54' 53") Comment
  RSA0110934  Rubus ursinus Bonnie C. Templeton 1947-5-21 6281 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  RSA0030799  Rubus vitifolius Bonnie C. Templeton 1947-5-21 6281 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  UCR205736  Rumex A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36984 Los Angeles San Gabriel Valley, San Gabriel River channel between Lower Azusa Rd. and the I-605 crossing, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 110 Comment
  RSA563526  Rumex acetosella Tim S. Ross, W. Appleby 1993-5-14 7144 Los Angeles Wetern SAN GABRIEL MTNS: between May Canyon Saddle and May Peak [3948']. 1146 Comment
  POM2343  Rumex conglomeratus P. A. Munz 1918-5-19 2261 Los Angeles Pomona. Comment
  SBBG112817  Rumex conglomeratus S. A. Junak with K. Kirkland 1998-7-17 SCa 779 Los Angeles lower portion of Silver Cyn, ca. 0.4 air mi inland from beach 36 Comment
  SEINET13387118 Image available Rumex conglomeratus R. G. Swinney 2011-1 15412 Los Angeles San Gabriel Mountains: 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon (Chilao Flat 7.5' Q.) (T3N R12W S35) 1085 Comment
  LA33888  Rumex crispus Peter H. Raven; Henry J. Thompson 1959-5-5 14114 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  CAS-BOT-BC433578  Rumex hymenosepalus Le Roy Abrams 1901-4-6 1399 Los Angeles Monte Vista Comment
  RSA0115695  Rumex salicifolius A. C. Sanders 2006-5-16 32327 Los Angeles Tehachapi Mtns. Foothills: Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi upstream, 1.5 miles NNE of Quail Lake. 991 Comment
  RSA0055074  Salazaria mexicana James R. Shevock 1972-4-25 1589 Los Angeles Sierra Highway, near Palmdale. 967 Comment
  UC135935  Salicornia subterminalis LeRoy Abrams 1902-6-19 2565 Los Angeles near Mesmer; Ballona Comment
  LA208649  Salix exigua var. hindsiana Carl Hedin; Joseph Ewan 1933-3-15 7635 Los Angeles San Fernando Valley, Los Angeles River, 400 m E of Radford Ave [Area 1] Comment
  UC168800  Salix exigua var. hindsiana unknown April, 1904 1156 Los Angeles Los Angeles Comment
  UC1584231  Salix gooddingii Tim Ross and Steve Boyd 1990-6-6 2871 Los Angeles Piru Pond; Los Padres Nat'l Forest, Liebre Mt. USGS 7.5' Quadrangle 644 Comment
  CATA1802  Salix laevigata Benjamin E. Carter 2012-8-23 6986 Los Angeles Santa Catalina Island: Middle Ranch Canyon, at Pump Station 2 309 Comment
  LA52065  Salix laevigata Carl Hedin; J. A. Ewan 1933-3-15 7620 Los Angeles SAN FERNANDO VALLEY, Los Angeles River, at Radford Dr. 179 Comment
  RSA594572  Salix laevigata Louis C. Wheeler 1966-10-12 8980 Los Angeles San Gabriel Mountains. East fork, San Gabriel Canyon, 1/4 mi. upstream from Heaton Flat. 610 Comment
  UC483029  Salix laevigata F. R. Fosberg 1931-5-6 S 4793 Los Angeles Cape Canyon Santa Catalina Isl., Cape Canyon 220 Comment
  RSA0034852  Salix laevigata var. araquipa H. P. Bracelin, F. R. Fosberg 1931-10-11 568 Los Angeles Lower Topanga Canyon, San Monica Mountains. 15 Comment
  RSA0056249  Salix lasiolepis Orlando Mistretta 1990-5-16 s.n. Los Angeles Vicinity of Big Pines. Mountain High Ski Area. 2098 Comment
  SD37396  Salix lasiolepis Edith A. Purer 1931-3-15 1018 Los Angeles Griffith Park, along stream edge Comment
  UC483058  Salix lasiolepis F. R. Fosberg 1931-1-26 7179 Los Angeles Topanga Canyon Santa Monica Mts., Topanga Canyon Comment
  UCR203259  Salix lasiolepis R. G. Swinney 2005-7-11 8301 Los Angeles San Gabriel Mountains, Juniper Hills, Pallet Creek 0.4 mile south of Tumble Weed Ranch in Pallet Creek. Spring on east side of wash/small pond 1280 Comment
  UCR212776  Salix lasiolepis Ellen Mackey, Blake Whittington 2006-10-4 NFWF- 1781 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel River watershed, San Dimas Canyon Creek just downstream from dam 404 Comment
  SBBG57837  Salix lucida subsp. lasiandra C. W. Sharsmith 1932-1-17 12 Los Angeles lower San Gabriel Cyn, ca. 11 km above Azusa 300 Comment
  UCR207626  Salpichroa origanifolia O. F. Clarke 2004-4-27 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco near Pasadena Comment
  UCR255481  Salpichroa origanifolia Dan S. Cooper 2014-6-4 614- 16 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Hollywood Reservoir, eastern edge of perimeter road/Canyon Lake Dr. 233 Comment
  CATA3291  Salsola Schylar Gholson, Margie Pfeffer, Julia Parish 2016-4-1 1 Los Angeles Santa Catalina Island: Junction of Lands End, West End, and Silver Peak roads 0 Comment
  CAS-BOT-BC180745  Salsola tragus Ernest C. Twisselmann 1970-9-8 17479 Los Angeles Antelope Valley, Avenue A at 50th Street West - Mojave Desert 731 Comment
  RSA0088140  Salsola tragus Steven A. Junak, Keri Kirkland, Margie Bushman 1998-10-21 SCa- 817 Los Angeles Santa Catalina Island. Along road to White's Landing, 1.6 road miles inland from beach. 152 Comment
  SD125712  Saltugilia splendens K. Harper 1986-5-17 Los Angeles San Gabriel Mountains, on Rd. N3 ca. 2 miles SW of Mill Creek Summit 1524 Comment
  UCD23438  Saltugilia splendens Robert C. Bechtel 1956-6-30 6 Los Angeles Camp Baldy, San Gabriel Mountains. 1676 Comment
  UC1595273  Saltugilia splendens subsp. grantii Tim Ross and Peter Fritsch 1990-6-20 3649 Los Angeles Rincon-Red Box Rd (2N24) ridgetop between W Fk San Gabriel River and Roberts Canyon; San Gabriel Mountains 1328 Comment
  CATA270  Salvia apiana Mark L. Hoefs 1973-5-15 278 Los Angeles Santa Catalina Island: By horse trail, Avalon Canyon, east exposure 83 Comment
  RSA215195  Salvia apiana Louis C. Wheeler 1932-5-21 727 Los Angeles Garapito Creek, Santa Monica Mountains. 305 Comment
  UCD125459  Salvia apiana G. H. Vansell 1933-6-30 s.n. Los Angeles Palmdale, Antelope Valley. Comment
  RSA0048526  Salvia apiana Lee Haines 1935-7-4 s.n. Los Angeles Little Dalton Canyon, San Gabriel Mts. Comment
  RSA442847  Salvia apiana William Emboden 1969-5-28 37 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  SBBG44375  Salvia carduacea G. Sphon, D. Hearn 1956-5-30 19 Los Angeles Black Butte, Antelope Valley Comment
  UCR208971  Salvia carduacea L. R. Abrams 1901-4-1 1236 Los Angeles South Coast, Ballona Harbor 5 Comment
  SEINET3558284 Image available Salvia carduacea Victor Duran 1933-5-22 3414 Los Angeles Near Lancaster. 716 Comment
  LA70071  Salvia columbariae Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  SFV3213  Salvia columbariae P. G. Kilburn 1958-4-12 723 Los Angeles Mojave Desert Palmdale, N and 30th Street, 5 miles NW of downtown. 3 miles west of US #6 on north side of road. In sandy soil. 790 Comment
  SBBG55016  Salvia columbariae T. T. Smith 1962-5-13 25 Los Angeles 0.5 mi up Cobal Cyn Fire Rd N of Claremont 548 Comment
  RSA0049935  Salvia dorrii R. G. Swinney 2010-5-12 12741 Los Angeles Soledad Canyon bottom, 2.2 miles west of Angeles Forest Hwy., 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m. to the east on the south side of West Carson Mesa Rd. 921 Comment
  SEINET13947378 Image available Salvia dorrii Martha P. Creighton 1952-1 462 Los Angeles Sima Mesa, San Gabriel Mts., 4400 ft alt 1341 Comment
  SEINET2093128  Salvia eremostachya S. Rhodes 2001-5-24 209 Los Angeles Davenport Rd., E of Vasquez Rocks; 762 Comment
  RSA446324  Salvia leucophylla Fay A. MacFadden 1931-4-22 2660 Los Angeles San Francisquito Canyon. Comment
  UC1537572  Salvia leucophylla Gordon H. True Jr. 1935-5-16 289 Los Angeles near Saugus (lower end of Bouquet Canyon); Bouquet Canyon 457 Comment
  CATA585  Salvia mellifera Mark L. Hoefs 1991-4-7 1023 Los Angeles Santa Catalina Island: Upper Avalon Canyon, south-west of Divide Road 377 Comment
  OBI69407  Salvia mellifera Patricia A. Krueger 1994-5-18 40 Los Angeles San Gabriel Mts, 3.8 mi N on Mt. Lower Truck Trl from Chaney Trl 1219 Comment
  POM13943B  Salvia mellifera P. A. Munz 1922-4-15 5146 Los Angeles Claremont: wash, east of town, 1/2 mi from Columbia Ave 381 Comment
  RSA145209  Salvia mellifera Alice Ann Webb 1961-2-28 774 Los Angeles Padua Hills, side road off parking lot, Claremont. Mountain Range-San Gabriel, Drainage Area-San Gabriel. 427 Comment
  RSA147824  Salvia mellifera Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  RSA434125  Salvia mellifera L. B. Ware 1971-5-16 102 Los Angeles Tuna Canyon (east side), Santa Monica mountains. 168 Comment
  RSA656182  Salvia mellifera Joseph M. Keefe 1978-5-23 23218 Los Angeles Verdugo Mountains: Near path, 30 meters east of Cafeteria, Glendale College, 1500 North Verdugo Road, Glendale College, Glendale, San Rafael Mountains. 265 Comment
  SFV20807  Salvia mellifera L. Gross, N. Fraga 2002-4-4 507 Los Angeles Verdugo Mountains Southwest side. From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. 554 Comment
  UCR259978  Salvia mellifera R. G. Swinney 2010-2-27 11769 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
  LA34658  Salvia spathacea Mary V. Hood; 1948-5-18 48 4 k Los Angeles 579 Comment
  SEINET12286995  Sambucus caerulea H. W. Graham 1927-1 991 Los Angeles along trail and road from Mt. Lowe Tavern, Mt. Lowe, to observatory on Mt. Wilson near Los Angeles Comment
  POM199697  Sambucus mexicana I. W. Clokey, B. Templeton 1929-05 4558 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  UC1584922  Sambucus mexicana Tim Ross 1991-4-8 4478 Los Angeles Elephant Hill San Dimas 7.5' quadrangle, western Pomona (n slope) 265 Comment
  UC1922310  Sambucus mexicana Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 773 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. Near 34deg 12' 20.3'' N 118deg 18' 13.9'' W T1N R14W NW/ Comment
  RSA470988  Sanicula arguta M. B. Dunkle 1939-4-3 7236 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  RSA250677  Sanicula bipinnatifida R. F. Thorne 1971-4-2 41427 Los Angeles Johnson's Pasture s, N. of Mountain Avenue, Claremont 549 Comment
  UCR205074  Sanicula crassicaulis R. G. Swinney 2008-4-9 8619 Los Angeles San Gabriel Mtns., Glendora, Wildwood Canyon 329 Comment
  RSA626978  Saxifraga californica Louis C. Wheeler 1967-5-15 9583 Los Angeles San Gabriel Mountains: East side Elsmere Canyon, near mouth. 518 Comment
  RSA584111  Schedonorus arundinaceus Timothy S. Ross, Steve Boyd, Fritsch 1990-6-11 2999 Los Angeles Big Rock Creek: just above the confluence of Holcomb Canyon Creek, between Big Rock Creek Road and the mouth of Holcomb Canyon. 1255 Comment
  RSA673617  Schinus molle LeRoy Gross 2003-1-18 682 Los Angeles West side of saddle were Stough Canyon Mountainway and Verdugo Mountainway meet. 610 Comment
  SEINET10454090  Schinus molle Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4789 Los Angeles Santa Catalina Island; Catalina Conservancy Land, Middle Canyon, just downstream of Pump Station #2. Along Middle Canyon Trail (Road), between the Middle Ranch Junction and Cape Canyon Trail. 7-8 miles west of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 350 Comment
  RSA343363  Schismus arabicus F. R. Fosberg 1983-4-22 64145 Los Angeles N of Saddleback Butte, n of Avenue J, E of Lancaster, Antelope Valley Comment
  SBBG131739  Schismus arabicus S. A. Junak 1999-4-22 SCa 836 Los Angeles White's Landing, tent cabin area, YMCA Camp, just W of amphitheater 6 Comment
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Jul 28 2016
  RSA724985  Schismus barbatus K. Dobry 1991-4-4 470 Los Angeles Elsmere Cyn. West San Gabriel Mts Comment
  LA51845  Scrophularia californica subsp. californica C. L. Hogue; 1954-3-30 sn Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, ca 3 mi. N of Sunset Blvd. Comment
  RSA213347  Scrophularia villosa Reid V. Moran 1941-2-28 645 Los Angeles Santa Catalina Island, Johnson's Valley 100 Comment
  RSA587984  Scutellaria siphocampyloides Orlando Mistretta, T. S. Ross 1994-6-1 1312 Los Angeles San Gabriel mountains, Santiago Canyon. 1402 Comment
  RSA717224  Secale cereale Scott D. White, Pam DeVries 2006-5-10 11429 Los Angeles St Tehachapi: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  RSA636136  Selaginella asprella Louis Cutter Wheeler 1961-4-21 7803 Los Angeles San Gabriel Mountains: Half mile west of Sulphur Springs Campground. . Comment
  JEPS19063  Selaginella bigelovii I. W. Clokey and E. G. Anderson 1931-3-11 6508 Los Angeles San Gabriel Canyon Comment
  SBBG128360  Selaginella bigelovii B. E. Carter 2012-8-23 6996 Los Angeles Airport Rd, ca. 100 m S of the airport 470 Comment
  UC62416  Selaginella bigelovii J. H. Barber 1897-3-26 Los Angeles Santa Monica Canyon Comment
  CAS-BOT-BC333080  Senecio flaccidus var. douglasii Mrs. S. Earle Kelley 1917-9-1 s.n. Los Angeles Mt. Wilson Comment
  CAS-BOT-BC539375  Senecio flaccidus var. douglasii R. G. Swinney 2009-11-16 11647 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: Aliso Canyon, 2.6 mi W of jct with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd 1027 Comment
  IRVC28752  Senecio flaccidus var. douglasii A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25532 Los Angeles Newhall Ranch, "Long Canyon," north of Potrero Canyon NE end of Santa Susana Mtns. 366 Comment
  LA201862  Senecio flaccidus var. douglasii Arthur C. Gibson; 2003-8-31 4963 Los Angeles Santa Monica Mountains, Mulholland Highway Comment
  RSA596053  Senecio flaccidus var. douglasii Timothy S. Ross, J. Mark Porter 1995-5-4 8424 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  UC205604  Senecio flaccidus var. monoensis I. M. Johnston 1917-8-23 1678 Los Angeles Prairie Fork San Antonio Mountains, Prairie Fork (southern California) 1524 Comment
  SBBG52618  Senecio lyonii F. R. Fosberg 1931-3-27 4416 Los Angeles Pebbly Beach Rd 15 Comment
  UCR139226  Senecio lyonii F. H. Elmore, Hancock Pacific Expedition 1939-2-18 399 Los Angeles Channel Islands, San Clemente Island Comment
  RSA599187  Senecio mikanioides Scott D. White 1997-3-12 4737 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach. 7 Comment
  UCR178068  Senecio mikanioides LeRoy Gross 2001-12-9 459 Los Angeles Tansverse Ranges: San Gabriel Mountains, Big Santa Anita Canyon; c. 1/4 mile down from the tributary of Winter Creek, east of Chantry Flat 518 Comment
  CAS-BOT-BC364403  Senecio triangularis I. M. Johnston 1917-8-22 1679 Los Angeles San Antonio Mountains. Prairie Fk. of San Gabriel R. 2133 Comment
  RSA653842  Senecio vulgaris Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 768 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 518 Comment
  RSA94845  Senecio vulgaris F. W. Peirson 1918-10-21 290 Los Angeles Ovid's Camp, west fork of San Gabriel River. Comment
  UCSB33616  Senecio vulgaris Griesel, Wesley 1962-3-17 Los Angeles Tapia Park, Santa Monica Mts. 152 Comment
  UCR110905  Setaria adhaerens A. C. Sanders, D. Malueg 1998-6-22 22015 Los Angeles San Gabriel Mtns., W of Rosemead Blvd., Burton Ave. at Longden Ave., under SCE powerlines 146 Comment
  RSA629702  Setaria parviflora L. C. Wheeler 1967-7-6 9940 Los Angeles San Gabriel Mountains: San Gabriel Canyon 274 Comment
  POM293782  Setaria viridis Lyman Benson 1946-10-14 12271 Los Angeles Claremont. 351 Comment
  UC519999  Sherardia arvensis Louis C. Wheeler 1933-5-15 1914 Los Angeles San Gabriel 106 Comment
  RSA433866  Sidalcea malviflora Thekla Mohr 1911-1 1931 Los Angeles Los Angeles. Comment
  CAS-BOT-BC387020  Silene gallica A. C. Sanders; Dan S. Cooper 2010-3-12 37321 Los Angeles South Coast: Madrona Marsh, Torrance 24 Comment
  UCR189407  Silene gallica R. G. Swinney 1998-5-25 6151 Los Angeles San Gabriel Valley, Glendora, SE part of South Hills, c. 350 m SE of Fawn Valley Rd. 280 Comment
  RSA592228  Silene gallica L. C. Wheeler 1967-4-30 9239 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  RSA659752  Silene gallica Orlando Mistretta, Elizabeth Kellogg, Laurel Arnseth, Peter L. Morrell 1992-4-3 72 Los Angeles San Clemente Island. Comment
  UC66725  Silene gallica N. K. Berg 1904-3-29 Los Angeles Boyle Height Comment
  UC72021  Silene gallica Miss E. D. Palmer November, 1904 Los Angeles vicinity Los Angeles; vicinity of Los Angeles Comment
  SBBG105094  Silene laciniata subsp. californica S. Boyd, O. Mistretta 1993-5-11 8134 Los Angeles N slope of Red Mtn in Ruby Cyn along Forest Service rds 6N24, 2.4 mi W of jct with 7N01; Angeles Nat Forest Comment
  RSA191107  Silene laciniata subsp. major R. F. Thorne 1967-6-25 37075 Los Angeles Along fire-road between Cobal and Evey Canyons. 732 Comment
  RSA477944  Silene laciniata subsp. major Anstruther Davidson 1889-07 s.n. Los Angeles Foothills. Los Angeles. Comment
  RSA438864  Silene lemmonii George B. Grant 1906-6-15 1931 Los Angeles Summit of Mt. Wilson 1829 Comment
  SBBG2553  Sisymbrium altissimum H. and M. Dearing 1940-4-25 4240 Los Angeles Mint Cyn Comment
  UC1870173  Sisymbrium altissimum LeRoy Gross, Ted Anderson 2004-5-3 1218 Los Angeles Transverse Ranges; San Gabriel Mountains region: Road started west of Mt. Lukens, down (Southeast) to a little west of Earl Canyon Road. (Angeles National Forest Road surveys. Roads, 2N76.1 & 2N76.2) 1333 Comment
  UCD115473  Sisymbrium altissimum James S. Horton 1936-8-26 390 Los Angeles Tanbark. 792 Comment
  RSA0092856  Sisymbrium irio Steven A. Junak, Mark Hoefs, Misty Gay 1997-6-6 SCa- 443 Los Angeles Santa Catalina Island: Just inland from beach at White's Landing. 3 Comment
  CDA34313  Sisymbrium officinale M. O'Brien 2011-6-14 MOB 11 -2 Los Angeles Santa Monica Mountains; Tapia County Park. 152 Comment
  UCR282148  Sisymbrium officinale R. G. Swinney 2014-5-15 16526 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  RSA65825  Sisymbrium officinale F. W. Peirson 1919-4-19 1899 Los Angeles Pacoima Canyon, west end of San Gabriel Mts. 579 Comment
  RSA670951  Sisymbrium orientale Joseph M. Keefe 2001-1-24 31035 Los Angeles East side of Arroyo Seco, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  SFV7985  Sisymbrium orientale T. Gordon, M. H. Grayum, K. Felt 1976-5-7 1351 Los Angeles San Gabriel Mountains Knoll adjacent to lower Trail Canyon. 762 Comment
  UCD115664  Sisymbrium orientale Colin M. Wainwright 1971-3-26 1 Los Angeles Evey Canyon, off Mt. Baldy Road, 5 miles north of Claremont. 1036 Comment
  RSA611851  Sisyrinchium bellum Steve Boyd, Valerie Soza 1998-4-28 10161 Los Angeles Liebre Mountains region: Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon, top of ridge on south side of the canyon. 634 Comment
  SD38484  Sisyrinchium bellum Edith A. Purer 1931-3-11 1545 Los Angeles Near Pasadena, moist slope. Comment
  UCR124671  Sisyrinchium bellum B. C. Templeton 1933-7-21 5033 Los Angeles San Gabriel Mountains, Prairie Forks 1905 Comment
  RSA601193  Sisyrinchium bellum Louis C. Wheeler 1967-6-26 9912 Los Angeles San Gabriel Mountains : Placerita Canyon; ca. 1/4 mile E of highway 457 Comment
  UC917905  Sisyrinchium minus Frank W. Gould 1944-4-15 2287 Los Angeles nw of Los Angeles Airport (Sepulveda Blvd.) Comment
  NY759478  Solanum douglasii T. S. Ross 1991-2-23 4110 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon ca 1/5 air-mile WNW of Turnbull Canyon Rd x Skyline Drive. 299 Comment
  OBI35679  Solanum douglasii Rebecca Cicoria 1982-4-25 51 Los Angeles Palos Verdes Peninsula: Lower Purple Cyn, Rolling Hills Comment
  SD186349  Solanum douglasii A. C. Sanders 2003-3-14 25767 Los Angeles San Gabriel Valley: abandoned gravel pit on boundary of Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 519 Comment
  RSA422423  Solanum douglasii Robert Gustafson 1980-9-16 1925 Los Angeles Ballona Wetlands, Area 1. Comment
  NY821412  Solanum nigrum B. Trask 02 1903 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  JEPS12109  Solanum physalifolium var. nitidibaccatum unknown 1925-7-21 Los Angeles Los Angeles Comment
  CAS-BOT-BC156793  Solanum umbelliferum A. Eastwood 1906-6-1 108 Los Angeles Laurel Canyon Comment
  CAS-BOT-BC157587  Solanum umbelliferum Alice Eastwood 1906-6-1 108 Los Angeles Laurel Canyon Comment
  POM293656  Solanum umbelliferum Lyman D. Benson 1945-6-5 11759 Los Angeles Cold Spring, 2.5 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mountains. Pacific Slope Drainage 1372 Comment
  CAS-BOT-BC156794  Solanum umbelliferum E. C. Twisselmann 1955-6-23 2210 Los Angeles Castaic Valley, 1/2 mile north of Holland Summit 1219 Comment
  IRVC29647  Solanum xanti A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26221 Los Angeles Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch Western San Gabriel Mtns. 351 Comment
  PASA2159  Solanum xanti Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  UCR65514  Solanum xanti T. S. Ross, Steve Boyd 1990-5-14 2467 Los Angeles San Gabriel Mtns., Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1049 Comment
  LA212213  Solanum xanti Vincent Arellano; 1980-6-2 s.n. Los Angeles Placerita Canyon, West facing slope 1/2 mile up creek. 487 Comment
  POM155782  Solidago californica M. B. Dunkle 1928-10-7 2001 Los Angeles Middle Ranch Canyon 168 Comment
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Jun 5 2014
  UCR223666  Solidago californica R. G. Swinney 2009-6-12 11134 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
  RSA0088590  Solidago confinis R. G. Swinney 2010-9-13 13845 Los Angeles C. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek. 1244 Comment
  SBBG63001  Solidago confinis R. Hoffmann 1927-9-23 Los Angeles Oak's Garage, Mint Cyn Comment
  UC205620  Solidago confinis I. M. Johnston 1917-8-22 1674 Los Angeles Prairie Fork at Native Son Mine (San Antonio Mountains) Comment
  UC672223  Solidago confinis Frank W. Peirson 1922-9-14 4744 Los Angeles San Antonio Canyon San Garbriel Mts., San Antonio Canyon (San Gabriel Mts.) 914 Comment
  UCR145176  Solidago confinis June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  LA209945  Solidago spectabilis Arthur C. Gibson; Tarja Sagar 2005-9-30 5102 Los Angeles Comment
  UC1922461  Solidago velutina subsp. californica Valerie Soza, Miriam Sidibeh 2003-3-26 1623 Los Angeles Transverse Ranges; Verdugo Mountains region; Western San Rafael Hills: Fern Lane Mtwy, northwest of Flint Peak. 457 Comment
  UCR205097  Sonchus asper R. G. Swinney 2008-4-11 8659 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  RSA526562  Sonchus asper Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-7 4247 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  UC1215152  Sonchus asper Peter H. Raven 1962-4-12 17336 Los Angeles narrow canyon s of canyon below the Tomb (w side San Clemente Island); w side San Clemente Island 274 Comment
  UCR204233  Sonchus oleraceus Valerie Soza, LeRoy Gross 2001-5-14 1215 Los Angeles Transverse Ranges; San Gabriel Mountains, Santa Anita 1999 Fire area, above Santa Anita Canyon, c. 0.7 mi west of the Santa Anita Dam 762 Comment
  UC36520  Sonchus oleraceus J. H. Barber 1897-7 301 Los Angeles Santa Monica Experimental Station , Southern California Comment
  RSA308889  Sorghum halepense Kay H. Beach 1943-8-16 665 Los Angeles Drain behind Tanbark kitchen, Tanbark Flats. Mt. Range: San Gabriels. Comment
  UCR91410  Spartium junceum Scott D. White 1995-3-15 2553 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 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
  POM243847  Spergularia macrotheca var. macrotheca F. R. Fosberg 1931-4-3 4466 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach Rd. 5 Comment
  RSA0098533  Spergularia marina Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5138 Los Angeles San Clemente Island. 550 ft SSW of the 924 BM at the E end of the old airfield landing strip. 280 Comment
  CAS-BOT-BC391004  Spergularia villosa Cecil Hart 1927-3-22 s.n. Los Angeles Montebello, Los Angeles Comment
  RSA0016996  Sporobolus airoides Anstruther Davidson 1917-07 3161 Los Angeles Hynes [now Paramount], Los Angeles Comment
  UCR230261  Stachys ajugoides Dan S. Cooper 2011-4-14 411- 16 Los Angeles Ernest E. Debs Regional Park, Montecito Heights, SW of South Pasadena between the Pasadena Fwy (111) and the Huntington Fwy (66) 166 Comment
  SEINET3153394  Stachys ajugoides G. B. Grant 1904-6-10 1243 Los Angeles Los Angeles Comment
  UC416669  Stachys albens Harley P. Chandler 1897-6-21 Los Angeles Claremont 335 Comment
  UC75066  Stachys albens C. F. Baker 1903-8-2 3663 Los Angeles near Claremont; San Antonio Canon Comment
  UCR124471  Stachys albens B. C. Templeton 1932-7-20 5015 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UCR142080  Stachys albens A. C. Sanders, Mark A. Elvin 2002-8-26 25587 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa 305 Comment
  UCR210002  Stachys albens R. G. Swinney 2008-7-12 9171 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  RSA714796  Stanleya pinnata Mark Elvin 2003-4-9 2468 Los Angeles Santa Clarita Valley: Newhall Ranch Commerce Center, canyon N of SR 126 from Grapevine Mesa . 335 Comment
  RSA733359  Stanleya pinnata A. C. Sanders 2003-4-28 26145 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  RSA773540  Stanleya pinnata R. G. Swinney 2009-4-29 10568 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 945 Comment
  RSA127995  Stanleya pinnata H. J. Thompson 1958-11-29 1833 Los Angeles SE of bridge over Malibu Creek, along Coast Hwy 8 Comment
  CAS-BOT-BC374809  Stebbinsoseris heterocarpa Steven A. Junak 1997-4-8 SCI- 790 Los Angeles California Islands. San Clemente Island: W side of island, on flats just N of upper portion of Wall Rock Canyon 310 Comment
  CAS-BOT-BC374814  Stebbinsoseris heterocarpa Louis C. Wheeler 1936-4-12 4092 Los Angeles Hills S Monterey Park, S side 121 Comment
  UCR271903  Stellaria media R. G. Swinney 2011-3-15 14073 B Los Angeles San Gabriel Mountains, Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 235 Comment
  CAS-BOT-BC397705  Stellaria nitens Le Roy Abrams 1901-4-3 1289 Los Angeles Santa Monica Mts 335 Comment
  RSA0093399  Stephanomeria Mitch Provance, Scott Duff 2015-9-11 1115 -08 Los Angeles Antelope Valley: S side of Hwy 138, c. 4.7 miles W of Antelope Acres, SCE transmission route, c. 0.2 miles E of 140th St. W. 790 Comment
  CHSC95437  Stephanomeria cichoriacea LeRoy Gross 2001-9-1 447 Los Angeles Los Angeles Basin: Verdugo Mountains; north side, Along Verdugo Mountain Way east of Whiting Woods Mountain Way.