Search Results — 2000 specimen records retrieved (1571 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  POM737  Abronia maritima Crawford, Hiatt 1916-3-30 s.n. Los Angeles Santa Monica Comment
  SBBG20565  Abronia maritima E. R. Blakley 1963-12-8 6405 Los Angeles mouth of Horse Beach Cyn, which is first cyn E of China Pt 3 Comment
  CAS-BOT-BC229372  Abronia umbellata Alice Eastwood 1906-5-29 80 Los Angeles Ocean Park Comment
  NY679466  Abronia umbellata F. R. Fosberg 1930-6-23 52978 Los Angeles Del Rey. 2 Comment
  SD69544  Abronia umbellata Robert F. Thorne, P. Everett 1965-6-23 34934 Los Angeles Santa Catalina Island; Ben Weston Beach, west side of island. Comment
  SEINET3133938  Abronia umbellata L. Abrams 1902-6-9 2494 Los Angeles Playa del Rey Comment
  RSA479816  Acacia longifolia A. C. Sanders 1988-3-17 7733 Los Angeles El Segundo Dunes, immediately W of LA International Airport and Pershing Drive, E of Vista Del Mar Blvd. 30 Comment
  CAS-BOT-BC331554  Acer macrophyllum Geo. B. Grant 1903-5-1 s.n. (Ex. 17 .) Los Angeles Mt. Wilson Comment
  LA49824  Acer macrophyllum J. A. Ewan; Carl Epling 1933-7-7 7844 Los Angeles Comment
  SEINET13387027 Image available Acer macrophyllum R. G. Swinney 2011-1 15946 Los Angeles San Gabriel Mountains: confluence of West Fk. San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. (Azusa 7.5' Q.) 634 Comment
  CATA22  Achillea millefolium USC Wrigley Interns: Daniel Kasang, Alexandria Cheung, Miller Zou, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-1 7 Los Angeles Santa Catalina Island: Deer Valley Trail 4 Comment
  SBBG95190  Achillea millefolium M. B. Dunkle 1928-3-17 1754 Los Angeles isthmus 152 Comment
  SD27738  Achillea millefolium Carl B. Wolf 1932-5-9 Los Angeles Santa Catalina Island; junction of Skyline Drive and Pebbly Beach Road. 29 Comment
  UCD50312  Achnatherum coronatum A. A. Beetle 1942-4-18 3086 Los Angeles Los Angeles Crest Blvd. Rocky slopes of San Gabriels Mts. 914 Comment
  SBBG55928  Achnatherum hymenoides L. R. Bevier 1983-4-30 22 Los Angeles Palmdale Blvd, 0.1mi W of 159th East, Big Rock Wash 640 Comment
  RSA638211  Achyrachaena mollis Louis C. Wheeler 1967-5-15 9607 Los Angeles San Gabriel Mountains; Whitney Canyon. 472 Comment
  CAS-BOT-BC204751  Acmispon argophyllus var. argenteus Robert F. Thorne 1973-4-11 42875 Los Angeles San Clemente Island: dunes near Flasher, NW part of island 4 Comment
  SD112005  Acmispon argophyllus var. argenteus Linda Allen, Betsy Carpenter 1975-3-20 Los Angeles Santa Catalina Island, in mid Avalon Canyon, Hour Trail 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
  SEINET957934  Acmispon nevadensis V. Duran 1933-1 3529 Los Angeles Buckhorn, San Gabriel Mountains. 1981 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
  SBBG68088  Acmispon strigosus R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  CAS-BOT-BC132893  Adenostoma fasciculatum Le Roy Abrams 1901-4-3 1263 Los Angeles Santa Monica Mts. 243 Comment
  RSA0116278  Adenostoma fasciculatum R. G. Swinney 2010-8-23 13567 Los Angeles San Gabriel Mountains; Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail. 1085 Comment
  RSA725648  Adenostoma fasciculatum Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 423 Los Angeles Santa Catalina Island. Lower road above Cherry Cove just N of fourth of July Cove. 45 Comment
  UC1018196  Adenostoma fasciculatum J. Warren 1952-4-24 Los Angeles Mulholland Drive 548 Comment
  UCR103759  Adenostoma fasciculatum David Charlton 1989-4-30 3000 Los Angeles San Gabriel Mtns., George's Gap, Angeles Crest Highway c. 2.5 mi. (airline) north of the southern boundary of the Angeles National Forest, c. 1.25 mi. west of Lower Switzer Campground 1311 Comment
  RSA588862  Adenostoma fasciculatum var. fasciculatum Orlando Mistretta 1994-9-21 1483 Los Angeles Santiago Canyon at jct. of Forest Rd. 4N20 with Santiago Creek. 1220 Comment
  RSA592476  Adenostoma fasciculatum var. fasciculatum Mark Hoefs 1973-3-13 62 Los Angeles Santa Catalina Island. Upper Avalon Canyon, by water tank above Wrigley Memorial. 290 Comment
  SBBG44519  Adenostoma fasciculatum var. fasciculatum Leota Davidson 1966-5-14 252 Los Angeles S of Oak Flat Cmpgrd on Whitaker Peak Lookout rd, 10 mi from Castaic jct, Hwy 99 Comment
Read comments
Jul 1 2015
  UC1929509  Adenostoma fasciculatum var. fasciculatum LeRoy Gross, Duncan Bell 2008-5-27 3421 Los Angeles [Transverse Ranges; San Gabriel Mountains region]; East of Mill Creek, and Angeles Forest Highway. west from the Falcon Mine. Southwest of Mill Creek summit. 1311 Comment
  UCR273295  Adenostoma fasciculatum var. fasciculatum R. G. Swinney 2011-10-25 15872 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
  RSA5799  Adenostoma sparsifolium B. D. Stark 1932-11-20 4421 Los Angeles Lobo Canyon, Santa Monica Mountains 274 Comment
  RSA730071  Adiantum capillus-veneris R. G. Swinney, D. W. Larson 1999-5-29 7235 Los Angeles lower East Fork San Dimas Canyon. 573 Comment
  SEINET12603332 Image available Adiantum emarginatum Unknown 1929-4-13 Los Angeles Catalina Isle Comment
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Sep 10 2020
  LA3986  Adiantum jordanii W. Scott Lewis; 1904-4-24 402 Los Angeles SANTA MONICA MOUNTAINS, Nichols Canyon Comment
  RSA687719  Adiantum jordanii B. C. Templeton, I. W. Clokey 1929-05 4538 Los Angeles Mandeville Canyon 350 Comment
  POM50090  Adiantum jordanii L. W. Nuttall 1921-1-15 1126 Los Angeles Santa Catalina Island: Pebble [Pebbly] Beach Canyon. Comment
  UC557633  Adiantum jordanii Nell Murbarger March, 1936 4 Los Angeles canyons e side of isl San Clemente Isl Comment
  RSA602029  Ageratina adenophora Louis C. Wheeler 1964-3-18 8423 Los Angeles San Gabriel Mountians: About half way between Roberts Canyon and Fish Canyon. Comment
  RSA674728  Ageratina adenophora Scott D. White, P. DeVries 2000-5-18 7918 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  UCR136836  Ageratina adenophora John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  UCR271734  Ageratina adenophora R. G. Swinney 2011-3-26 14210 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  CAS-BOT-BC15432  Agoseris grandiflora var. grandiflora C. F. Baker 1909-5-15 5314 Los Angeles Mountains near Claremont Comment
  POM266382  Agoseris heterophylla var. heterophylla J. C. Roos 1937-3-17 2458 Los Angeles San Fernando Valley. Comment
  RSA798311  Agrostis exarata Jane Tirrell 2012-7-25 LS 0129 Los Angeles South side California State Route 2 approx. 1.25 mi. east of Islip Saddle between mile markers 66.43 and 66.82. 2235 Comment
  RSA720401  Agrostis stolonifera R. G. Swinney 1997-7-23 5734 Los Angeles upper Government Canyon, c 2 mi W of Wrightwood, Blue Ridge Mtn area 2256 Comment
  RSA0037249  Alisma lanceolatum Sandy Leatherman, Jennifer S. Pareti, Brian Daniels 2013-4-18 2013 -3 Los Angeles Coastal Plains & Basins; Los Angeles Basin region; Wilmington Channel, southeast of the intersection of South Vermont Ave. and Lomita Blvd.; approximately 100 feet downstream of Lomita Blvd. 5 Comment
  RSA252867  Allium fimbriatum var. fimbriatum Robert F. Thorne 1973-5-11 43510 Los Angeles North of Shoemaker Canyon between Mile High and Valyermo. 1341 Comment
  CAS-BOT-BC135851  Allium haematochiton Louis C. Wheeler 1934-3-10 2423 Los Angeles In meadow on E side near mouth of San Dimas Canyon - San Gabriel Mts. 441 Comment
  UCR192588  Allium lacunosum var. davisiae A. C. Sanders 2008-4-10 34800 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
  RSA367029  Allium lacunosum var. lacunosum Anstruther Davidson 2802 Los Angeles Catalina [Island] Comment
  CATA272  Allophyllum glutinosum Mark L. Hoefs 1973-5-15 281 Los Angeles Santa Catalina Island: By horse trail, Avalon Canyon 83 Comment
  LA210334  Allophyllum glutinosum S. B. Parish; May 1926 Los Angeles Pasadena, Arroyo Seco Comment
  POM184703  Alnus rhombifolia Joseph A. Ewan 1932-5-29 7182 Los Angeles Along stream at head of arrastre Canyon North slope Mt. Gleason. Upper Sonoran 1524 Comment
  RSA595581  Alnus rhombifolia Lauren Raz, Steve Boyd 1996-10-23 65 Los Angeles Liebre Mountains. Cienega Campground. Ca. four miles along Forest Service Road 6N32 from saddle between Warm Springs and Fish Canyon 670 Comment
  SEINET12876876 Image available Alternanthera philoxeroides Unknown 1965-9-23 14171 Los Angeles 0.2 mi. N. of flood gates of Whittier Narrows Dam, W. of Rosemead Blvd., E. bank of the Rio Hondo, just E. of Montebello. Comment
  UCD97063  Alternanthera philoxeroides T. C. Fuller 1965-9-23 14171 Los Angeles 0.2 mi. n. of flood gates of Whittier Narrows Dam, w. of Rosemead Blvd., s. of San Gabriel Blvd., e. bank of the Rio Hondo, just e. of Montebello. Comment
  RSA402955  Amaranthus albus Wm. Martin, R. Gustafson 1971-7-14 s.n. Los Angeles Corner of Jefferson and Rodeo Blvd., Los Angeles. Comment
  UCR210405  Amaranthus blitoides R. G. Swinney 2008-12-6 9963 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1.4 mi. north of Sierra Madre Ave., south side of road at spring, 0.5 mi. east of San Gabriel Canyon Information Station on Hwy 39 256 Comment
  CATA1537  Amaranthus deflexus Mark L. Hoefs 1996-7-11 2762 Los Angeles Santa Catalina Island: Catalina Street, one block up from Crescent Street, Avalon 6 Comment
  RSA416872  Amblyopappus pusillus Blanche Trask 1900-03 3693 Los Angeles Avalon, Santa Catalina Island. Comment
  SBBG12555  Amblyopappus pusillus P. H. Raven 1962-5-8 17590 Los Angeles above Seal Cove 38 Comment
  RSA603826  Ambrosia acanthicarpa Steve Boyd 1997-9-17 10040 Los Angeles Liebre Mountains Region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  UCR239971  Ambrosia acanthicarpa R. G. Swinney 2009-11-18 11658 Los Angeles Transverse Range; San Gabriel Mountains, summit of Oracle Hill, 1 air mi. ESE of junction of Angeles Forest Hwy & Soledad Canyon 1310 Comment
  SD85099  Ambrosia chamissonis Martin A. Piehl 1963-12-8 63114 Los Angeles San Clemente Island, West Cove on active dunes along west end of airfield 17 Comment
  RSA643298  Ambrosia dumosa R. D. Goeden, D. W. Ricker 1970-4-30 s.n. Los Angeles Mojave Desert: ca. 7.5 mi. SE of Llano, SW side of State Hwy 138, 1.8 mi. SE of Pearblossom Highway. Site AD-70-21 1073 Comment
  SD143585  Ambrosia dumosa R. D. Goeden, D. W. Ricker 1970-4-30 Los Angeles Mojave Desert, ca. 7.5 miles southeast of Llano, southwest side of State Highway 138, 1.8 miles southeast of Pearblossom Highway 1073 Comment
  UCR281671  Ambrosia salsola R. G. Swinney 2014-4-18 16142 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
  JEPS45138 Image available Amelanchier utahensis Frank W. Peirson 1920-5-29 2155 Los Angeles Icehouse Canyon; San Gabriel Mts. 1981 Comment
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Dec 10 2014
  UCR192935  Amorpha californica Dan S. Cooper 2008-1 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Fern Canyon, south fork (south of the one with amphitheater), Griffith Park, Los Angeles 197 Comment
  CAS-BOT-BC180647  Amorpha californica var. californica Geo. B. Grant 1904-5-19 39 Los Angeles Mt. Wilson Comment
  LA200430  Amorpha californica var. californica K. Kneen; 1933-5-14 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  UCR143139  Amsinckia intermedia Steve Boyd, Lauren Raz 1997-3-25 9274 Los Angeles Liebre Mountains Region, Knapp Ranch area at upper end of Castaic Creek drainage in valley at head of Cienega Canyon, south of Liebre Mountain,, just NE of ranch compound 1061 Comment
  RSA638174  Amsinckia intermedia L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon. Comment
  RSA755971  Amsinckia intermedia Orlando Mistretta, Christine Mistretta 2008-4-4 2306 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
  SFV12031  Amsinckia intermedia D. L. Koutnik 1978-3-7 s. n. Los Angeles San Fernando Valley Los Angeles, Northridge. Field at northeast corner of Balboa and Parthenia. 249 Comment
  SFV22094  Amsinckia menziesii P. J. De Vries 2011-6-16 7772 Los Angeles San Gabriel Mountains Southwest portion of Liebre Mountains. About 0.33 air miles west-northwest of the intersection of San Francisquito Canyon Road and Riverview Road, north of the city of Santa Clarita in low hills just west of San Francisquito Creek. 427 Comment
  RSA0023297  Amsinckia menziesii R. F. Thorne 1980-4-25 54129 Los Angeles Santa Catalina Island. Along road from Blackjack Camp to Orizaba Peak. 579 Comment
  UC213280  Amsinckia menziesii var. menziesii I. M. Johnston 1918-4-11 1834 Los Angeles s of Glendora; Love Hill 365 Comment
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Apr 7 2014
  UC78285  Amsinckia spectabilis T. S. Brandegee May 1889 Los Angeles Santa Catalina Island Comment
  RSA14195  Anagallis arvensis Carl B. Wolf 1926-3-22 s.n. Los Angeles Occidental College Campus, Eagle Rock Comment
  RSA465152  Anagallis arvensis Robert M. Perkins 1936-4-27 s.n. Los Angeles Muholland drive. Comment
  JEPS20402  Androsace elongata subsp. acuta Philip A. Munz 1937-3-26 14937 Los Angeles San Dimas , San Dimas (Puddingstone Canyon) 304 Comment
  RSA3573  Anemopsis californica C. B. Wolf 1932-5-12 3587 Los Angeles Santa Catalina Island. 3/4 mile from Little Harbor on Isthmus Road. 30 Comment
  SEINET3129611  Anemopsis californica G. B. Grant 1904-4-23 Ex 43 Los Angeles Redondo Comment
  POM184310  Anethum graveolens L. M. Booth 1932-7-6 1267 Los Angeles Anaheim Road, west of American Avenue, Long Beach. 15 Comment
  UCSB6330  Anisocoma acaulis Kraebel, C. 1928-1 Los Angeles Ridge Route Burn Comment
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Dec 21 2014
  SBBG13819  Anthemis cotula M. A. Piehl 1962-10-3 62527 Los Angeles near Middle Ranch Crk, ca. 0.5 mi from its mouth Comment
  SBBG105396  Antirrhinum multiflorum K. R. Montgomery, T. W. Strid 1973-6-7 73 -152 a Los Angeles Dillon Divide, site of LASCA Cistus field plot Comment
  SEINET3158919  Antirrhinum multiflorum G. B. Grant 1904-5-29 50 /6282 Los Angeles Covina Comment
  POM354879  Antirrhinum nuttallianum subsp. subsessile M. B. Dunkle 1929-4-7 2093 Los Angeles White's Landing, Santa Catalina Island. Comment
  RSA150931  Antirrhinum nuttallianum subsp. subsessile Peter H. Raven 1962-4-10 17242 Los Angeles Above Wilson Cove. San Clemente Island. 107 Comment
  UCD143193  Aphanes arvensis P. B. Kennedy 1927-5-19 s.n. Los Angeles from Campbell Seed Co., Pasadena. Comment
  RSA65886  Aphanisma blitoides P. A. Munz 1923-4-10 3479 Los Angeles San Clemente Island, middle of island Comment
  RSA470371  Apiastrum angustifolium F. R. Fosberg 1931-3-25 S- 4363 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 60 Comment
  RSA599702  Apiastrum angustifolium Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9451 Los Angeles Liebre Mountains region: 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. 793 Comment
  POM19133  Apiastrum angustifolium P. A. Munz 1923-4-9 6675 Los Angeles San Clemente Island. 6 mi SE of Casa Blanca. Comment
  POM277127  Apiastrum angustifolium E. S. Steele, H. S. Pratt 1935-5-16 s.n. Los Angeles West hills of Eagle Rock 457 Comment
  RSA0042674  Apiastrum angustifolium Laura Moore, Jean Moore 1999-4-10 022 Los Angeles Pitzer College, Claremont: Northwest section of Outback, approximately 5 yards from western boundary with Harvey Mudd Soccer Field. 350 Comment
  SBBG58619  Apocynum cannabinum unknown -Sep-1893 Los Angeles Los Angeles Comment
  UCR277012  Aquilegia formosa R. G. Swinney 2010-9-30 13902 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  LA212127  Aquilegia formosa A. Lee Haines; 1935-6-24 s.n. Los Angeles SAN GABRIEL MOUNTAINS, Comment
  UCR189951  Arabis pulchra R. G. Swinney, Vanessa Merritt 1998-6-12 6961 Los Angeles San Gabriel Mtns., 3 miles west of Pinon Hills, 2.1 mi. south of Ft. Tejon Rd. at 237th St. East (Mescal Cyn. Rd.), 0.7 mi. NE of mouth of Mescal Canyon at reservoir, between Mescal Cyn. Rd. and Mescal Creek 1378 Comment
  RSA597566  Arabis pulchra Timothy S. Ross, S. D. Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-22 2758 Los Angeles Pinyon Ridge: Western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone. 1707 Comment
  UCR172774  Arabis sparsiflora Wayne Law, Jun Hu 2000-4-30 08 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 823 Comment
  RSA470436  Aralia californica George R. Johnstone 1930-9-14 s.n. Los Angeles Edison Rd. above Dark Canyon Calif. San Gabriel Mts. 762 Comment
  UCR202694  Arceuthobium californicum R. G. Swinney 2001-8-11 8044 Los Angeles San Gabriel Mtns., Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap 2375 Comment
  RSA549518  Arceuthobium campylopodum Tim S. Ross, Steve D. Boyd 1990-6-18 3488 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  CAS-BOT-BC23861  Arctostaphylos catalinae Reid Moran 1949-2-8 3153 Los Angeles Catalina Island, canyon above Whites Landing 457 Comment
  POM311089  Arctostaphylos catalinae Reid V. Moran 1949-2-8 3153 Los Angeles Santa Catalina Island. Canyon above Whites Landing 457 Comment
  UCSB43769  Arctostaphylos catalinae Nakashima, L. 1982-4-18 Los Angeles 1.6 miles south of Catalina airfield in Cottonwood Canyon on Santa Catalina Island 426 Comment
  RSA629096  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20256 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  LA210235  Arctostaphylos glandulosa subsp. mollis Alice Goen; 1931-3-7 Los Angeles Santa Monica Mountains, Mulholland Drive Comment
  RSA626698  Arctostaphylos glandulosa subsp. mollis Allen Massihi, Jon E. Keeley 1992-6-23 15663 Los Angeles Angeles Forest Highway, 2 km north of Big Tujunga Canyon turnoff. 1300 Comment
  RSA630272  Arctostaphylos glandulosa subsp. mollis LeRoy Gross 1999-2-25 120 Los Angeles Verdugo Mountains: Along dirt road called Verdugo Mountain Way, main crest on west side of range. 792 Comment
  OBI14727  Arctostaphylos glauca Robert J. Rodin 1953-5-17 5831 Los Angeles Near main hwy about 3 mi S of Gorman Comment
  RSA631418  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15709 Los Angeles Angeles Forest Highway, 11 km north of Big Tujunga Canyon turnoff. 1425 Comment
  RSA631460  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16016 Los Angeles Ridge Route, 23 km south of Liebre Gulch turnoff. 800 Comment
  RSA631527  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15992 Los Angeles Hughes Lake Road, south of Cottonwood Campground. 800 Comment
  RSA631659  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15700 Los Angeles Angeles Forest Highway, 8 km north of Big Tujunga Canyon turnoff. 1300 Comment
  RSA652403  Arctostaphylos glauca Stephen Hill 1981-2-27 25 Los Angeles Hwy. 39 1.2 miles N. of Coldbrook station on E. side of Hwy. Comment
  SFV16663  Arctostaphylos glauca P. Wilson, J. M. Albert 1996-6-12 3450 Los Angeles San Gabriel Mountains Off Highway 2 at mile marker 44.03, near Short Cut. 1524 Comment
  UCR271742  Arctostaphylos glauca R. G. Swinney 2011-10-27 15912 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  UCD53185  Arctostaphylos parryana H. A. Jensen 1933-5-9 296 Los Angeles S. Fork of Rock Creek. 1920 Comment
  RSA634724  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20523 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634815  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20229 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634925  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20537 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635068  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20568 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  UCR214020  Arenaria pusilla A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37968 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
  IRVC26953  Argemone munita Mark A. Elvin, Kim Marsden, Cathleen Weigand 2003-8-15 3006 Los Angeles Newhall Ranch, mouth of Castaic Creek, S of SR 126 Santa Clarita Valley 290 Comment
  RSA578332  Argemone munita Tim S. Ross, S. D. Boyd 1994-5-4 7645 Los Angeles Near the headwaters of San Francisquito Canyon, 1790 m E of Grass Mtn summit on the Grass Mtn - Leona Divide Truck Trail. 1226 Comment
  RSA779996  Argyranthemum foeniculaceum R. G. Swinney 2009-4-7 10284 Los Angeles San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte, under 2nd span from west 184 Comment
  UC60159  Aristida ternipes var. hamulosa J. Burtt Davy 1901-1-25 Los Angeles Saugus Comment
  UC1587563  Artemisia californica Tim Ross and Annette Ross 1991-9-7 Los Angeles near Mulholland Highway x Yerba Buena Road; Santa Monica Mountains, Triunfo Pass USGS 7.5' quadrangle 373 Comment
  UC29664  Artemisia californica Prof. Brewer 1860-12-14 53 Los Angeles Santa Monica Mnts. Comment
  UCR276735  Artemisia californica R. G. Swinney 2010-8-11 13509 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  LA200161  Artemisia douglasiana T. A. Geissman; 1966-10-15 TAG 101566 ADM Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA0098360  Artemisia douglasiana R. G. Swinney 2011-11-1 15963 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
  RSA133742  Artemisia douglasiana Peter H. Raven 1959-3-8 13837 Los Angeles Topanga Canyon, 1.1 mile north of Coast Highway 30 Comment
  RSA594935  Artemisia douglasiana Steve Boyd, Lauren Raz 1996-10-8 9000 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08. 561 Comment
  UCR239951  Artemisia douglasiana R. G. Swinney 2009-11-16 11642 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  RSA0096421  Artemisia dracunculus R. G. Swinney 2011-10-27 15920 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  UC586864  Artemisia dracunculus Joseph Andorfer Ewan 1934-8-11 8338 Los Angeles Chilao San Gabriel Mts., Chilao 1645 Comment
  UCR259560  Artemisia dracunculus R. G. Swinney 2010-9-7 13691 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA417314  Artemisia dracunculus F. R. Fosberg 1931-7-11 S- 5384 Los Angeles Cape Canyon, Santa Catalina Island. 230 Comment
  PASA829  Artemisia heterophylla Shanteau Sept. 30 Los Angeles Death valley canyon Comment
  CAS-BOT-BC90813  Artemisia nesiotica Reid Moran 1958-9-15 6833 Los Angeles Canyon 1.8 miles SE of Eel Point, San Clemente Island 100 Comment
  LA210516  Artemisia spinescens Philip A. Munz; T. Craig 1933-5-13 12941 Los Angeles 16 mi NE of Lancaster Comment
  RSA0113992  Artemisia tridentata subsp. parishii LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7522 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  UC54010  Artemisia tridentata subsp. parishii S. B. Parish 1881-11-1 1065 Los Angeles Newhall; ; Newhall, Los Angeles Co. Comment
  UC1119473  Artemisia tridentata subsp. tridentata A. Lewis 1933-5-1 201 Los Angeles Spunky Canyon Los Angeles National Forest, Elizabeth Lake Quadrangle, Spun Comment
  UCR145193  Artemisia tridentata subsp. tridentata June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek Fire Station, Fenner Canyon 1616 Comment
  RSA0091822  Arundo donax Bonnie C. Templeton 1967-7-23 10180 Los Angeles Whitney Canyon. Comment
  RSA0104765  Asclepias californica A. C. Sanders, Mark Elvin 2003-4-16 26046 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park. 366 Comment
  RSA549504  Asclepias californica T. S. Ross, Steve D. Boyd 1990-6-18 3482 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA0082833  Asclepias eriocarpa R. G. Swinney 2011-7-21 15545 Los Angeles Strawberry Peak summit. 1860 Comment
  UCR23349  Aspidotis californica John C. Roos 1942-3-21 1094 Los Angeles San Gabriel Mtns, Santa Anita Canyon 244 Comment
  RSA0011735  Asplenium vespertinum F. W. Peirson 1921-6-21 2840 Los Angeles West Fork of San Gabriel River. 610 Comment
  POM122906  Aster ascendens Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley Comment
  CAS-BOT-BC182325  Astragalus didymocarpus var. didymocarpus Geo. B. Grant 1903-3-10 3651 Los Angeles [Carranza] Garvanza - R.R. Hill. Comment
  RSA177707  Astragalus didymocarpus var. didymocarpus R. F. Thorne, Percy C. Everett 1965-5-12 34601 Los Angeles Santa Catalina Island. Upper end of Bulrush Canyon. 305 Comment
  RSA415483  Astragalus douglasii var. douglasii Robert Gustafson 1977-4-20 431 Los Angeles Devils Punch Bowl County Park. 1220 Comment
  POM45329  Astragalus gambelianus Marcus E. Jones 1882-5-3 s.n. Los Angeles Pasadena Comment
  RSA415577  Astragalus lentiginosus var. albifolius Anstruther Davidson 1893-5-12 s.n Los Angeles Lancaster. Comment
  CAS-BOT-BC187375  Astragalus lentiginosus var. variabilis Timothy S. Ross 1991-4-28 4736 Los Angeles Mojave Desert: ca 940 m due W of the big butte of Three Sisters along shallow wash that runs NW toward Black Butte. Bladed road heading N from Black Butte Basin Road x Avenue 'U' [not on 1968 topo], running northward to the W of BBB Rd for about... 941 Comment
  POM49663  Astragalus lentiginosus var. variabilis A. D. E. Elmer 1902-06 s.n. Los Angeles Palmdale Comment
  RSA678700  Astragalus miguelensis Mark Elvin, Orlando Mistretta 1996-3-22 114 Los Angeles San Clemente Island Comment
  UCR70744  Astragalus trichopodus subsp. antisellii P. A. Munz, M. E. Jones 1934-4-26 s.n. Los Angeles Western Transverse Range, Castaic Canyon, Ridge Road Comment
  POM1741  Astragalus trichopodus var. lonchus L. R. Abrams 1901-04 1187 Los Angeles Ballona Harbor, Los Angeles Comment
  RSA167829  Astragalus trichopodus var. lonchus R. F. Thorne, Percy C. Everett 1964-2-6 33437 Los Angeles Central part of Santa Catalina Island. 427 Comment
  CAS-BOT-BC194049  Astragalus trichopodus var. lonchus Reid Moran 1941-2-23 603 Los Angeles Northwest of Wilson's Harbor, Santa Catalina Island Comment
  CATA1404  Astragalus trichopodus var. lonchus Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-11-10 2548 Los Angeles Santa Catalina Island: Slope behind Salta Verde Beach 3 Comment
  RSA0006878  Astragalus trichopodus var. lonchus R. C. Barneby s.n. Los Angeles Los Angeles and Ventura counties. Comment
  SDSU5544  Atriplex californica R. M. Beauchamp 1967-1-27 111 Los Angeles San Clemente Island. Comment
  LA211281  Atriplex californica Arthur C. Gibson; Tarja Sagar, Tony Valois 2007-9-6 5178 Los Angeles SANTA MONICA MOUNTAINS, Leo Carrillo State Beach Comment
  UC1595446  Atriplex canescens Tim Ross 1992-7-10 6686 Los Angeles 6 degrees N and 2520 m distant from Thorn Peak (Upper Big Tujunga Canyon along UBTC Road, San Gabriel Mountains); San Gabriel Mountains, Upper Big Tujunga Canyon 1085 Comment
  UCR18888  Atriplex canescens Alfred R. Roos 1948-9-15 s.n. Los Angeles Transverse Range/Mojave Desert, Mint Canyon, south of Palmdale Comment
  RSA639753  Atriplex canescens subsp. canescens L. C. Wheeler 1956-9-15 7240 Los Angeles San Gabriels Mountains: Caldwell Lake. Comment
  CAS-BOT-BC170024  Atriplex confertifolia Le Roy Abrams; E. A. McGregor 1908-6-24 416 Los Angeles Near Willow Springs, Antelope Valley Comment
  SBBG77608  Atriplex lentiformis subsp. breweri E. Z. Rett, P. C. Orr 1945-4-10 Los Angeles San Clemente Island Comment
  RSA155903  Atriplex lentiformis subsp. breweri P. H. Raven 1962-5-7 17580 Los Angeles San Clemente Island, 1 mile south of Wilson Cove 6 Comment
  RSA478312  Atriplex leucophylla F. R. Fosberg 1930-7-7 S- 3172 Los Angeles Alamitos Bay 4 Comment
  CAS-BOT-BC180902  Atriplex nummularia Carl B. Wolf 1931-12-30 2638 Los Angeles Playa del Rey 30 Comment
  RSA65392  Atriplex nummularia L. C. Wheeler 1933-4-27 1657 Los Angeles Playa Del Rey Comment
  UC527388  Atriplex nummularia Carl B. Wolf 1930-12-23 1821 Los Angeles coastal bluffs at Playa del Rey 30 Comment
  CAS-BOT-BC176353  Atriplex parryi A. D. E. Elmer 1902-6-1 3640 Los Angeles Lancaster Comment
  UCR95550  Atriplex polycarpa Steve Boyd, Lauren Raz 1996-10-8 9022 Los Angeles Liebre Mountains, Bouquet Canyon, south of Vazquez Canyon and NW of Cruzan Mesa, along Vazquez Canyon Road, c. 0.9 mi east of jct with Bouquet Canyon Road 524 Comment
  UC625153  Atriplex watsonii F. R. Fosberg 1931-5-20 S 4925 Los Angeles Catalina Harbor Santa Catalina Island, Ballast Point, Catalina Harbor (Ballas Point, Santa Catalina Island) 1 Comment
  RSA670752  Avena barbata Joseph M. Keefe 2001-3-19 31167 Los Angeles San Rafael Mountains. 3 meters north of Glenoaks Boulevard, 100 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles west of Harvey Drive; Glendale, CA 91208., 34 deg 09'42.2 North, 118 deg 11'42.5 West. 470 Comment
  RSA771899  Avena barbata R. G. Swinney 2009-5-5 10626 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  LA103560  Avena fatua Barry A. Prigge; 1986-3-29 7147 Los Angeles San Gabriel Mountains, S of Canyon Country at Golden Valley X Antelope Valley freeway (State Highway 14) 457 Comment
  UC577600  Avena fatua H. A. Jensen 1933-4-10 Los Angeles Hollywood Lake Pasadena Quadrangle Comment
  UCSB30475  Avena sativa Jorgen, R. 1975-5-11 Los Angeles Intersection Ave, US and CA Hwy 138; 20 mi W of Littlerock 975 Comment
  LA206325  Azolla filiculoides Peter H. Raven; Henry J. Thompson 1959-10-18 14676 A Los Angeles Santa Monica Mountains, N arm of Malibu Lake 220 Comment
  UCR127647  Azolla filiculoides A. C. Sanders, Mark Elvin 2002-6-20 25227 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  UC63384  Baccharis glutinosa Ernest Braunton 1902-8-1 644 Los Angeles Griffith Park Comment
  CAS-BOT-BC98163  Baccharis salicifolia W. R. Dudley 1907-11-1 s.n. Los Angeles Near Monrovia Comment
  POM280813  Baccharis salicifolia Henry J. Ramsey, Henry J. Ramsey 1937-3-27 s.n. Los Angeles Little Tujunga Canyon Comment
  RSA0085333  Baccharis salicifolia R. G. Swinney 2010-4-1 12162 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  RSA418215  Baccharis salicifolia F. R. Fosberg 1930-7-3 3087 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA590936  Baccharis salicifolia Orlando Mistretta 1994-4-12 1027 Los Angeles Little Rock Creek: Slopes E of Little Rock Reservoir 976 Comment
  UCR139004  Baccharis salicifolia L. C. Wheeler 1961-6-13 7876 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  UCR124423  Barbarea orthoceras B. C. Templeton 1932-5-31 4848 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA439752  Batis maritima Anstruther Davidson 1899-08 2027 Los Angeles Pacific shore, Santa Catalina Island. Comment
  CAS-BOT-BC75752  Berberis nevinii J. Ewan 1929-12-29 3734 Los Angeles Pacoima Wash, east of San Fernando. Comment
  UCR149339  Berberis nevinii R. G. Swinney 1998-4-13 5970 Los Angeles San Gabriel Mtns., Claremont Hills Wilderness Park, 0.2 to 0.6 mi. (by road) NNW of north end of Mills Ave., on Cobal Canyon Rd. 543 Comment
  UC483195  Bergerocactus emoryi L. R. Abrams and I. L. Wiggins 1931-7-6 420 Los Angeles San Clemente Island; San Clemente Island, vicinity of Mosquito Harbor Comment
  CAS-BOT-BC59390  Bergerocactus emoryi L. R. Abrams; I. L. Wiggins 1931-7-6 s.n. Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  UCR85804  Beta vulgaris subsp. maritima T. S. Ross, Annette Ross 1991-6-3 5519 Los Angeles San Gabriel Valley, Elephant Hill, western Pomona 256 Comment
  POM4983  Bidens pilosa Philip A. Munz 1918-5-19 2260 Los Angeles Claremont, west of town in Orange Grove Comment
  UC30571  Bidens pilosa H. P. Chandler 1897-1-1 Los Angeles Claremont foothills Claremont 701 Comment
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Jul 21 2010
  UCD105591  Bituminaria bituminosa P. A. Munz 1962-5-29 24319 Los Angeles Millard Canyon, San Gabriel Mts. 609 Comment
  LA33467  Bloomeria crocea Peter H. Raven; 1959-5-9 14164 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 274 Comment
  SD230121  Bloomeria crocea Louis C. Wheeler 1967-6-15 9829 Los Angeles Liebre Mountaina: North slope foothills between Bouquet Junction and Bonelli Ranch. 373 Comment
  RSA367446  Bloomeria crocea var. crocea Howard Mullins 1931-4-27 s.n. Los Angeles Griffith Park. Comment
  RSA0128748  Boechera californica Scott D. White, Dave Bramlet 1998-6-29 6821 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. [Correct TRS should be 3N, 9W] 1707 Comment
  RSA164827  Boechera californica Wesley O. Griesel 1963-5-26 798 Los Angeles View Point near Big Pines. 2287 Comment
  LA204237  Boechera pulchra O. A. Plunkett; 1926-4-13 sn Los Angeles San Gabriel Mountains, Devil's Punch Bowl, Little Rock Comment
  CAS-BOT-BC30964  Bolboschoenus maritimus I. Johnston 1917-6-10 1318 Los Angeles Playa del Rey Comment
  CAS-BOT-BC30965  Bolboschoenus maritimus Louis C. Wheeler 1932-9-19 1392 Los Angeles Los Angeles R. at Los Feliz Blvd. 121 Comment
  UCR202517  Boschniakia strobilacea R. G. Swinney 2001-8-9 8021 Los Angeles San Gabriel Mtns., Mount Williamson, third peak from east on the ridge 2513 Comment
  RSA675702  Brassica fruticulosa Scott D. White 2001-2-4 8155 Los Angeles Evey Canyon, a tributaryto San Antonio Cyn just above San Antonio Flood Control Dam. 732 Comment
  UCR220231  Brassica geniculata R. G. Swinney 2009-4-13 10323 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  UCR108445  Brassica napus L. C. Wheeler 1970-5-31 s.n. Los Angeles Los Angeles, NW corner of W Pico Blvd. and S Figueroa St. 72 Comment
  UCR175282  Brassica nigra Jennifer H. Jones 2006-5-27 339 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns, South Hills Park Glendora. east of Grand Avenue and south of Alosta Avenue 244 Comment
  LA32272  Brassica rapa Peter H. Raven; Henry J. Thompson 1959-10-31 14717 Los Angeles 304 Comment
  CAS-BOT-BC100430  Brickellia californica I. M. Johnston 1917-7-31 1536 Los Angeles Icehouse [Canon] Canyon 2209 Comment
  UC472353  Brickellia californica J. Grinnell 1903-11-14 Los Angeles Arroyo Seco, Pasadena Pasadena, Arroyo Seco Comment
  UCR145168  Brickellia californica June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek Fire Station, Fenner Canyon 1616 Comment
  UCR271548  Brickellia californica R. G. Swinney 2011-11-3 15992 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, 'First Water', 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre 622 Comment
  UCR273196  Brickellia californica R. G. Swinney 2011-10-25 15865 Los Angeles San Gabriel Mountains, along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek 1001 Comment
  SEINET7379428 Image available Brickellia californica E. Braunton 730 Los Angeles Sherman Comment
  RSA603331  Brickellia nevinii Scott D. White 1997-5-21 5208 Los Angeles San Gabriel River Canyon: N of Azusa; river wash N of Hwy 39, ca. 2 road miles N of Foothill Blvd. 229 Comment
  RSA616535  Brickellia nevinii Scott D. White 1995-10-19 3712 Los Angeles S edge of Santa Susana Mts., above Chatsworth, +/- 0.1-0.4 air mi N of Chatsworth Oaks Park (on Valley Circle Blvd.); 0.7-1.0 air mi SE of Chatsworth Peak. 370 Comment
  UCR266385  Brickellia nevinii D. E. Bramlet, Allison D. Rudalevige 2009-4-27 4364 Los Angeles Transverse Range; San Gabriel Mtns., Big Tujunga Wash, along Oro Vista Ave. west of Big Tujunga Canyon Rd. 397 Comment
  CAS-BOT-BC106137  Brickellia nevinii Peter H. Raven; Henry J. Thompson 1959-10-18 14684 Los Angeles Santa Monica Mountains - Yerba Buena road 1.0 miles north of Mulholland Highway 518 Comment
  RSA535270  Brodiaea kinkiensis Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5317 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  SBBG87349  Bromus arizonicus A. C. Sanders 1988-3-17 7732 Los Angeles El Segundo dunes, immediately W of LA International Airport & Pershing Drive, E of Vista Del Mar Blvd 30 Comment
  RSA385304  Bromus carinatus H. L. Bauer 1933-6-3 s.nn. Los Angeles Topango [Topanga] Canyon. 213 Comment
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May 29 2014
  RSA534149  Bromus carinatus Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5070 Los Angeles San Clemente Island: Lower Wilson Cove Canyon; bouldery, rocky draw SW of and above pier operations. 15 Comment
  RSA729327  Bromus carinatus R. G. Swinney 1999-6-30 7465 Los Angeles San Gabriel Mtns.: upper Boneyard Canyon c. 300 m south of Camp Jubilee Rd. intersection, Pinon Hills 1463 Comment
  LA200934  Bromus carinatus var. carinatus Norman A. Cole; May 1964 327 Los Angeles SANTA MONICA MOUNTAINS, 1.3 mi from Pacific Coast Hwy along Rambla Pacifico. 152 Comment
  UC1109348  Bromus carinatus var. carinatus Peter H. Raven 1962-4-9 17169 Los Angeles above Wilson Cove (San Clemente Island); San Clemente Island 60 Comment
  RSA544544  Bromus catharticus Timothy S. Ross, E. Kellogg 1992-4-11 6122 Los Angeles San Clemente Island: vicinity of Wilson Cove settlement. 110 Comment
  RSA534111  Bromus diandrus Timothy S. Ross 1991-5-17 5095 Los Angeles San Clemente Island: North Head; WNW of the new landing field. 15 Comment
  RSA641639  Bromus diandrus L. C. Wheeler 1967-5-3 9802 Los Angeles Sycamore Flat Campground, Big Rock Creek. 1311 Comment
  SBBG128332  Bromus diandrus S. Lawrence-Gomez, A. Cheung, D. Kasang, M. Zou, S. Ratay 2011-7-8 38 Los Angeles Deer Valley Trail 92 Comment
  UCR186929  Bromus diandrus A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32025 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  UCSB9413  Bromus diandrus Lloyd, Robert 1959-5-21 Los Angeles Front of Crookshank Hall, Pomona College; Claremont; San Gabriel Mtns 365 Comment
  LA33363  Bromus diandrus Peter H. Raven; 1959-4-4 13965 Los Angeles SANTA MONICA MOUNTAINS, just E of Zuma Beach. 30 Comment
  UC1871328  Bromus grandis T. S. Ross, Walter Appleby 1993-5-20 7212 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: Vicinity of Los Pinetos Spring 899 Comment
  UCR271238  Bromus hallii R. G. Swinney 2011-6-1 14966 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters 1073 Comment
  RSA748579  Bromus hordeaceus Scott D. White, Justin M. Wood 2009-5-6 12637 Los Angeles San Gabriel River- West fork between Bear Creek and Cogswell Dam. 549 Comment
  UCSB12226  Bromus hordeaceus Hochberg, Fred 1961-3-17 Los Angeles Below Cape Canyon Dam; Black Jack Ranch; Cape Canyon, Catalina Island Comment
  CATA632  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-4-16 1092 Los Angeles Santa Catalina Island: Near upper end of Renton Mine Road 304 Comment
  LA13825  Bromus madritensis subsp. rubens Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  LA105413  Bromus rubens Barry A. Prigge; 8517 Los Angeles Santa Susana Mountains, between Falls Creek and Devil Canyon: ca. 1 air mi. NE of junction of Simi Valley Frwy and Topanga Canyon Blvd 502 Comment
  POM363927  Bromus rubens E. S. Spalding 1926-8-13 s.n. Los Angeles Monrovia Canyon [San Gabriel Mountains] Comment
  RSA603270  Bromus rubens L. C. Wheeler 1933-5-30 1754 Los Angeles U.C.L.A. Campus, West Los Angeles 137 Comment
  RSA657288  Bromus rubens Greg Burchett, Lisa Kegarice, Curtis Clark 1992-5-26 92 -21 Los Angeles Santa Clara River west from I-5 to trailer park. Comment
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May 21 2015
  UCR194751  Bromus rubens Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 691 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 595 Comment
  RSA0019955  Bromus tectorum L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1159 Comment
  RSA0093471  Bromus tectorum Richard G. Swinney 2011-6-7 15064 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
  RSA679885  Bromus tectorum LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 846 Los Angeles East side of Punchbowl Canyon. 1585 Comment
  UC816449  Bromus tectorum L. R. Abrams 1927-4-30 11744 Los Angeles between Neenach and Fairmont (Antelope Valley); Antelope Valley Comment
  UCD36582  Bromus tectorum Beecher Crampton 1955-4-28 2729 Los Angeles Los Angeles County, 15.5 miles west of Lancaster, along old State Highway 138. Comment
  LA200314  Cakile maritima Jonathan Sauer; D. Birindelli 1968-5-6 4344 Los Angeles Santa Monica Mountains, Point Dume Comment
  UCR187210  Calandrinia ciliata A. C. Sanders 2006-4-21 32135 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles east of Quail Lake, east of the Cement Plant Rd. and SE of Calif. Aqueduct, c. 0.25 mi. north of Hwy 138 1037 Comment
  RSA526478  Calandrinia ciliata Timothy S. Ross 1991-3-24 4318 Los Angeles Whittier Hills: (Puente Hills, pro parte): T2S R11W, SW 1/4 SE 1/4 NW 1/4 sec. 15. Recently bulldozed top of the 1192-foot hilltop between Sycamore and Turnball Canyons. 361 Comment
  UCSB16196  Calocedrus decurrens Gerhart, Janet 1963-4-6 Los Angeles At Vincent Gap, 6 miles west of Big Pines on State Highway 2 1950 Comment
  CAS-BOT-BC132265  Calochortus catalinae LeRoy Abrams 1903-3-14 3143 Los Angeles San Pedro Hills Comment
  RSA651262  Calochortus catalinae Eleanor McClung 1937-4-29 152 Los Angeles Highland Park. Comment
  RSA716600  Calochortus clavatus Charlie Hohn 2006-5-30 2 Los Angeles Roadcut on south side of USFS road 5N30, between Lake Hughes Road and crossing of Charlie Creek. 600 Comment
  JEPS17761 Image available Calochortus clavatus Frank W. Peirson 1918-6-16 288 Los Angeles Mint Canyon, top of first grade Mint Canyon Comment
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Nov 9 2011
  RSA0045433  Calochortus clavatus Wendy Boes, Kevin McCrummen 2009-5-25 2009 -014 Los Angeles Western Transverse Ranges; Sierra Pelona Range Region off Bouquet Canyon Road, south of Bouquet Canyon Reservoir. 792 Comment
  RSA377331  Calochortus clavatus var. clavatus Bonnie C. Templeton, C. B. Clokey, I. W. Clokey 1930-5-13 1402 -A Los Angeles Bouquet Canyon. 600 Comment
  RSA729668  Calochortus invenustus Richard G. Swinney 1998-7-8 6317 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  UCR223184  Calochortus kennedyi var. kennedyi R. G. Swinney 2009-5-20 10806 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  UCR20280  Calochortus splendens T. P. Krantz 1979-6-21 s.n. Los Angeles San Gabriel Mtns, 0.3 mi below Alder Saddle on 5N04, along South Fork of Little Rock Creek 1677 Comment
  RSA714586  Calochortus venustus A. C. Sanders 2005-5-5 29925 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark Plum. 701 Comment
  SBBG57798  Calochortus venustus R. Hoffmann 1929-5-21 Los Angeles east Bouquet Cyn Comment
  CAS-BOT-BC496766  Calochortus venustus G S Trowbridge 1915-5-13 s.n. Los Angeles Grapevine Canyon, near San Fernando Creek Comment
  RSA563509  Calochortus weedii var. intermedius Timothy S. Ross, Annette H. Ross 1991-6-3 5525 -B Los Angeles Elephant Hill: northernmost point of the Puente Hills complex. 296 Comment
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Feb 19 2014
  UCR193578  Calyptridium monandrum R. G. Swinney 1999-4-5 7042 Los Angeles San Gabriel Mtns./Mojave Desert, lower Boulder Canyon Wash, 1.4 mi. south of Ft. Tejon Rd. on 213th St. East 1268 Comment
  UCR203195  Calyptridium monandrum R. G. Swinney 2005-5-21 8254 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  UCR205614  Calyptridium monandrum R. G. Swinney 2008-5-12 8825 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  UCR261772  Calyptridium monandrum R. G. Swinney 2010-5-11 12684 Los Angeles San Gabriel Mountains, east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  UCR215150  Calystegia macrostegia Kimberly Doughty, Darran Doughty 2008-5-24 02 Los Angeles Baldwin Hills, Los Angeles, Kenneth Hahn Park 88 Comment
  CAS-BOT-BC224311  Calystegia macrostegia subsp. amplissima M. B. Dunkle 1939-4-6 7291 Los Angeles Mosquito Harbor, San Clemente Island Comment
  UCR219446  Calystegia macrostegia subsp. arida R. G. Swinney 2009-3-28 10200 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 427 Comment
  LA51395  Calystegia macrostegia subsp. cyclostegia Peter H. Raven; 1960-5-21 15394 Los Angeles Santa Monica Mountains, 2.1 mi. from Ferndale [Fernwood] on road to Saddle Peak 502 Comment
  RSA394874  Calystegia macrostegia subsp. intermedia Robert Gustafson 1981-5-15 2224 Los Angeles Ballona Wetlands, Area 3 Comment
  RSA708687  Calystegia macrostegia subsp. intermedia Valerie L. Soza, Miriam Sidibeh 2003-3-26 1602 -a Los Angeles North side of La Tuna Canyon, Haines Canyon Park vicinity, southwest of Dorothy and Estepa Dr. intersection. 549 Comment
  RSA71099  Calystegia macrostegia subsp. intermedia F. W. Peirson 1920-4-22 151 Los Angeles foothills east of Rubio Canyon 533 Comment
  SD31181  Calystegia macrostegia subsp. intermedia Edith A. Purer 1931-3-12 997 Los Angeles Palos Verdes Hills. Comment
  LA204761  Calystegia occidentalis subsp. fulcrata D. Bradbury; Gloria Bradbury 1970-7-17 345 Los Angeles San Gabriel Mountains, Angeles National Forest, Angeles Crest Highway Comment
  POM222387  Calystegia occidentalis subsp. fulcrata L. C. Wheeler 1936-6-24 4181 Los Angeles San Dimas Canyon 671 Comment
  UCR189707  Calystegia occidentalis subsp. fulcrata R. G. Swinney 1998-7-27 6495 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  RSA762260  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-2 2596 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 42 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1021 Comment
  UCR256144  Camissonia californica R. G. Swinney 2010-3-22 11996 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  UCR270984  Camissonia campestris R. G. Swinney 2011-5-26 14852 B 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. 1073 Comment
  POM49681  Camissonia campestris subsp. campestris W. R. Dudley, F. H. Lamb 1896-6-12 4442 Los Angeles Near Gorman's Station. Comment
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Jan 27 2012
  UCR263630  Camissonia campestris subsp. campestris Barbara Ertter, L. R. Heckard, T. Sholars, James C. Hickman, et al. 1988-5-23 7478 Los Angeles San Gabriel Mountains, Pine Canyon Road along the San Andreas Fault, on the north side of the mountains 1220 Comment
  RSA454035  Camissonia cheiranthifolia subsp. suffruticosa Baker 1941-07 20504 Los Angeles Redondo sandy beach. Comment
  RSA584849  Camissonia confusa Tim S. Ross 1993-6-1 7355 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon. 841 Comment
  RSA755464  Camissonia hirtella R. G. Swinney 2008-7-16 9267 Los Angeles just north of confluence of Cooper Creek Canyon and Little Rock Creek Canyon, along trail. 1720 Comment
  UCR270969  Camissonia hirtella R. G. Swinney 2011-4-28 14534 Los Angeles San Gabriel Mountains, north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 963 Comment
  POM7095  Camissonia intermedia P. A. Munz, Street, Williams 1919-4-5 2444 Los Angeles Puddingstone Creek, San Dimas Comment
  RSA533425  Camissonia intermedia Tim S. Ross 1991-4-21 4534 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon; dry ridgetop on N side, 1000 ft NW of the old water tank. 280 Comment
  RSA0004485  Camissonia intermedia Peter H. Raven 1962-5-1 17517 Los Angeles Mulholland Highway 2.6 miles east of Seminole Hot Springs, Santa Monica Mts. 549 Comment
  RSA449030  Camissonia micrantha Anstruther Davidson 1911-5-28 2818 Los Angeles Chatsworth Park. Comment
  RSA570210  Camissonia strigulosa Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 5006 Los Angeles Acton: ca half mile E of the center of town, next to the Southern Pacific Railway, on the N side of Soledad Canyon Wash. 831 Comment
  UCR192009  Camissonia strigulosa A. C. Sanders 2008-4-17 34916 Los Angeles Transverse Range, 1.5 mile SW of Neenach School, c. 0.75 mi. SW of VABM 'Pine', south of peak 3413 1012 Comment
  UCR276982  Camissoniopsis R. G. Swinney 2010-6-1 13155 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
  SFV2535  Camissoniopsis lewisii K. A. Wilson 1962-3-25 1253 Los Angeles San Gabriel Mountains Soledad Canyon. Small, burnt over canyon west of Bee Canyon, north of River's End Ranch. 610 Comment
  SFV12029  Camissoniopsis pallida D. L. Koutnik, B. Holguin 1978-4-1 208 Los Angeles Sierra Pelona Valley. West side of Anthony Road and north of Sierra Highway. 890 Comment
  SBBG20499  Camissoniopsis robusta E. R. Blakley 1963-12-7 6352 Los Angeles cyn between Pyramid Head and Cove, S of Triangulation Pt Guds 30 Comment
  OBI36519  Capsella bursa-pastoris Mark Schneider 1973-1 s.n. Los Angeles Pierce College campus lawn Comment
  CAS-BOT-BC37457  Cardamine californica C. F. Baker 1904-3-1 4067 Los Angeles San Nimas Canyon. Comment
  UCSB2289  Cardamine californica Ballard 1954-4-20 Los Angeles Little Dalton Canyon, Glendora 350 Comment
  POM399  Cardamine californica var. californica I. M. Johnston 1283 Los Angeles San Gabriel Wash 152 Comment
  RSA608258  Cardamine californica var. integrifolia L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope of Smith Mountain, along Bear Creek Trail. 1280 Comment
  UCR99462  Cardamine oligosperma L. C. Wheeler 1969-4-20 s.n. Los Angeles Pasadena. Brookside Park, near West Drive and Seco Street 239 Comment
  RSA0095255  Carduus pycnocephalus R. G. Swinney 2011-5-6 14580 Los Angeles San Gabriel Mountains: north of Glendora, Glendora Mountain summit along old fire break. 1006 Comment
  RSA719506  Carduus pycnocephalus Gary Kovnat, LeRoy Gross 2004-4-25 52 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  UCR61566  Carduus pycnocephalus R. G. Swinney 1989-5-12 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park 489 Comment
  RSA115958  Carduus pycnocephalus George W. Garrettson 1955-4-22 20589 Los Angeles a weed on Phillips property, S of Covina Comment
  RSA0092489  Carex R. G. Swinney 2011-5-12 14697 Los Angeles San Gabriel Mountains: Aliso Canyon Creek, 50-100 m west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy, west of mouth of Cabin Canyon Creek. West side of creek. 1183 Comment
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Sep 12 2018
  UCR141864  Carex R. G. Swinney 1997-9-6 5862 Los Angeles San Gabriel Mountains, Mescal Picnic Park [= Mescal Campground], along boardwalk about 50 m N of Big Pines Highway 1866 Comment
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Sep 12 2018
  RSA225666  Carex alma Robert F. Thorne 1971-5-22 39721 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  UC597595  Carex alma Philip A. Munz 1937-5-4 15158 Los Angeles N of Claremont (Evey Canyon) 762 Comment
  RSA0045417  Carex alma Wendy Boes, Andrew Wheeler 2009-7-13 2009 -050 Los Angeles San Grabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  SEINET7549339 Image available Carex alma Louis C. Wheeler 1966-9-21 8912 Los Angeles San Gabriel Mountains. Vicinity of Lily Spring, northwest slope of Mt. Hawkins. 2469 Comment
  UC1871339  Carex fracta T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3884 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon; elevation 4830-5160 feet. T8N R17W center S 1/4 SE 1/4 sect 34; and T7N R17W center N 1/2 NE 1/4 sect 3. Comment
  CAS-BOT-BC32081  Carex multicaulis George B. Grant 1901-5-1 s.n. Los Angeles Mt. Lowe Comment
  OBI35041  Carex praegracilis A. C. Sanders, K. R. Neisess & N. Smith, N. Smith 1980-6-4 1551 Los Angeles Peace Valley, about 3 mi SE of Gorman on the Old Gorman Post Rd 1219 Comment
  CAS-BOT-BC118405  Carex praegracilis Alfred James McClatchie 1895-5-1 903 Los Angeles Moist soil in canyon south of Pasadena Comment
  CAS-BOT-BC118425  Carex praegracilis Joseph Andorfer Ewan 1932-4-30 7447 Los Angeles Pacific Electric Ry. Bridge, Culver City. Comment
  UC440482  Carex senta Carl Epling, Lincoln Ellison 1929-3-16 Los Angeles Topango [sic] Canyon Santa Monica Mountains Comment
  SFV1128  Carpobrotus chilensis P. G. Kilburn 1958-3-1 636 Los Angeles Point Dume, on low dunes just above the highest tides. 3 Comment
  LA82057  Castilleja affinis O. H. Kappler; 1940-6-30 584 Los Angeles SANTA MONICA MOUNTAINS, Escondido Canyon, lower canyon. Comment
  POM7655  Castilleja affinis C. F. Baker 1904-5-6 4745 Los Angeles Hills near Pomona Comment
  JEPS23681  Castilleja affinis subsp. affinis Peter H. Raven 1959-3-15 13953 Los Angeles just e Zuma Beach; Santa Monica Mountains, Point Dume 24 Comment
  UCR146697  Castilleja applegatei Scott D. White 2004-8-11 10714 Los Angeles San Gabriel Mtns, c. 8 air mi WNW of Wrightwood; east of Fenner Saddle Rd. on Pacific Crest trail 2195 Comment
  RSA597016  Castilleja applegatei subsp. martinii Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3809 Los Angeles Ridgetop to the W of Crystal Lake [ridge descending SSW from Mt. Islip] 1866 Comment
  UC1595209  Castilleja applegatei subsp. martinii Tim Ross and Peter Fritsch 1990-6-20 3674 Los Angeles Rincon-Red Box Rd. (2N24) San Gabriel Mountains (ridgetop between West Fork San Gabriel River and Roberts Canyon) 1255 Comment
  JEPS3181  Castilleja applegatei subsp. martinii John Thomas Howell 1928-5-6 3781 Los Angeles trail to Madrono Flat San Gabriel Mts., East Fork Santa Anita Canyon Comment
  POM175423  Castilleja applegatei subsp. martinii Joseph A. Ewan 1930-6-24 2700 Los Angeles Big Cienega above Crystal Lake, San Gabriel Mountains 1982 Comment
  RSA229189  Castilleja applegatei subsp. martinii Robert F. Thorne, C. W. Tilforth 1971-6-29 40712 Los Angeles San Gabriel Mountains, Angeles National Forest: Aliso Creek at Tie Canyon where crossed by Angeles Forest Road. 1372 Comment
  UCSB6028  Castilleja applegatei subsp. martinii B., K. 1943-6-14 Los Angeles Fern Springs, San Dimas Experimental Forest, San Gabriel Mountains Comment
  SBBG16859  Castilleja exserta K. A. Wilson 1961-3-14 1022 Los Angeles Mulholland Hwy, 0.5 mi W of Seminole Hot Springs Comment
  UC998920  Castilleja exserta P. O. Schallert 1944-4-28 Los Angeles Monrovia Comment
  JEPS16796  Castilleja exserta subsp. venusta Rimo Bacigalupi with George Bacigalupi Jr. 1955-4-6 4817 Los Angeles 1 mi sw Edwards Air Force Base (Muroc Lake); Mojave Desert 685 Comment
  UC1229772  Castilleja exserta subsp. venusta Isabelle Tavares 1962-5-27 Los Angeles near Palmdale-Victorville road intersection with Highway 138 Comment
  SBBG66887  Castilleja foliolosa R. Hoffmann 1925-5-15 Los Angeles Mint Cyn Comment
  JEPS88978  Castilleja grisea Mark Egger and Jennifer Stone 1995-4-15 679 Los Angeles Pyramid Head area, lowest terrace, NW base of Balanced Rock, ca. 50 m from sea San Clemente Island Comment
  UCR277174  Castilleja miniata R. G. Swinney 2010-9-30 13950 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
  UCR149895  Castilleja plagiotoma R. G. Swinney 1999-6-18 7311 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  UCR270932  Caulanthus amplexicaulis R. G. Swinney 2011-6-14 15126 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  RSA79238  Caulanthus amplexicaulis var. amplexicaulis G. R. Campbell 1952-6-28 17284 Los Angeles Mt. Baldy 2438 Comment
  SD262240  Caulanthus cooperi R. G. Swinney 2014-4-30 16268 Los Angeles San Gabriel Mountains: 3.8 - 4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road to ridge. C. 3 acres burned in 2012. 1387 Comment
  RSA549560  Caulanthus cooperi Timothy S. Ross 1992-4-4 6090 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  UCR181242  Caulanthus major R. G. Swinney 1997-6-13 5570 Los Angeles San Gabriel Mtns, south of Pinon Hills, c. 0.5 mi. NE of Table Mountain, summit of ridge just west of San Bernardino Co. line 2073 Comment
  CAS-BOT-BC47768  Ceanothus John H. Thomas 1957-2-14 6488 A Los Angeles north of Eagle Rock, about 3-4 miles east of Pasadena 304 Comment
  CAS-BOT-BC48599  Ceanothus cordulatus Wesley O. Griesel 1961-5-16 s.n. Los Angeles Buckhorn Camp, San Gabriel Mts. 2072 Comment
  RSA787530  Ceanothus cordulatus Jane Tirrell 2012-6-4 LS 0059 Los Angeles 50 meters above California State Route 2 just west of mile marker 67.7 2316 Comment
  RSA398852  Ceanothus crassifolius L. E. Hoffman 1931-11-5 s.n. Los Angeles Millard's Canyon, Angeles National Forest, San Gabriel Mountains. 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
  RSA77145  Ceanothus crassifolius F. W. Peirson 1919-1-19 302 Los Angeles Rubio Canyon, San Gabriel Mountains. 549 Comment
  UC1922563  Ceanothus crassifolius Gary Kovnat with LeRoy Gross 2003-1-19 6 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace south descending trail. Comment
  CHSC25949  Ceanothus crassifolius var. crassifolius James Henrickson 1972-3-19 7180 Los Angeles 9 air miles NE of La Canada, in margin of Upper Big Tujunga canyon about 1 air mile N of Hwy 2. 1341 Comment
  UCR4120  Ceanothus leucodermis Ronald M. Cope 1965-3-27 s.n. Los Angeles San Gabriel Mtns., road from Devil's Canyon Wild Area to Azusa, 8-12 mi north of where the road crosses the west fork of the San Gabriel River 762 Comment
  RSA19616  Ceanothus megacarpus I. W. Clokey, Bonnie C. Templeton 1929-04 4508 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  CAS-BOT-BC51432  Ceanothus megacarpus var. megacarpus Henry J. Thompson 1959-3-22 1867 Los Angeles 1 mile North of Tapia Park, Las Virgenes Road, North of Malibu Canyon 213 Comment
  LA91422  Ceanothus megacarpus var. megacarpus Bruce Douglas Clayton; Greg Shaw 1972-3-20 23 Los Angeles SANTA MONICA MOUNTAINS, upper Temescal and Rustic Canyons, Mountain Park Research Campus, about 100 ft down Ceanothus Road. 518 Comment
  SBBG39503  Ceanothus megacarpus var. megacarpus L. S. Rose 1969-12-30 Los Angeles Franklin Cyn 213 Comment
  CAS-BOT-BC50493  Ceanothus oliganthus Tim Ross; Steve Boyd 1991-4-25 4602 Los Angeles San Gabriel Mtns: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.) 530 Comment
  RSA658227  Ceanothus oliganthus var. oliganthus Naomi Zohman 1985-4-28 32 Los Angeles Junction of CA Hwy 39 along west fork of San Gabriel River. Forest Service Road. Comment
  LA32021  Ceanothus spinosus Peter H. Raven; 1959-3-1 13825 Los Angeles 396 Comment
  RSA0048481  Ceanothus spinosus Kelly Williams 1980-4-30 25 Los Angeles Mulholland Highway, 1.5 mi. E of Stunt Road. 457 Comment
  UCR129914  Centaurea diluta G. C. Fleischman 1952-6-9 s.n. Los Angeles Los Angeles, intersection of Antwerp & Imperial Aves. 29 Comment
  JEPS30477  Centaurea melitensis Henry J. Thompson 1959-5-24 Los Angeles 0.7 mi n of Coast Highway; Santa Monica Mountains, Tuna Canyon 91 Comment
  SBBG48531  Centaurea melitensis M. R. Benedict 1971-6-25 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  UC535524  Centaurium venustum Ira W. Clokey, B. Templeton Jul 1929 4574 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  UCR124245  Centaurium venustum L. C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island, 0.3 mile SSE of Isthmus Bench Mark 122 Comment
  UCR238652  Centromadia parryi subsp. australis Anuja Parikh, Nathan Gale 2010-8-4 3383 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows, shooting range 0.4 km south of Hwy 60 (Pomona Fwy), 0.5 km west of Hwy 19 (Rosemead Blvd.), under powerlines 64 Comment
  CAS-BOT-BC279596  Centromadia pungens subsp. pungens Le Roy Abrams; E. A. McGregor 1908-6-30 508 Los Angeles Lancaster, Mohave Desert Comment
  UCD98850  Centrostegia thurberi Steve Boyd; Orlando Mistretta 1986-3-31 1542 Los Angeles Mojave Desert: Highway 138, 4 miles E of jct w/Hwy 18 NE of Pinyon Hills. Comment
  RSA226333  Ceratophyllum demersum R. F. Thorne, M. Z. Thorne 1966-8-29 36580 Los Angeles Crystal lake, above headwaters of North Fork of San Gabriel River. 1676 Comment
  CATA1900  Cercocarpus betuloides Elizabeth Baniaga, Joseph Vickers, Ariella Markowitz, Leia Moyse, Makaela Ballard, Benjamin Carter 2012-8-3 Los Angeles Santa Catalina Island: City of Avalon, near base of Hermit Gulch Trail 121 Comment
  CAS-BOT-BC135511  Cercocarpus betuloides var. betuloides Timothy S. Ross; Steve Boyd 1994-5-25 7925 Los Angeles Necktie Basin: Haning basin ca 470-830 m W of Warm Springs Mtn summit.These collections from ca 600-800 m WSW of summit - Liebre Mountains 1075 Comment
  CDA991  Cercocarpus betuloides var. betuloides D. G. Kelch 1991-3-24 1334 Los Angeles Foothills of Santa Monica Mountains North of Hollywood. Comment
  RSA0091483  Cercocarpus betuloides var. betuloides R. G. Swinney 2011-6-15 15170 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  SBBG70714  Cercocarpus betuloides var. betuloides R. Hoffmann 1931-5-3 Los Angeles hills 3 mi E of Elizabeth Lake Comment
  SD69031  Cercocarpus betuloides var. betuloides Robert F. Thorne 1966-9-16 36721 Los Angeles Santa Catalina Island. Near terminus of Renton Mine Road, upper end Pebbly Beach Canyon. 274 Comment
  UC859446  Cercocarpus betuloides var. blancheae Ezra C. Knopf 361 Los Angeles Santa Catalina Island Comment
  LA88732  Cercocarpus traskiae Robert F. Thorne; Reed C. Rollins, D. Propst, R Carolin 36735 Los Angeles Santa Catalina Island, 1 mi. WNW of Salta Verde Pt 198 Comment
  CAS-BOT-BC279511  Chaenactis artemisiifolia F. Grinnell Jr. 1910-6-22 s.n. Los Angeles Switzers Trail, San Gabriel Mts. 1066 Comment
  JEPS8890  Chaenactis artemisiifolia Samuel B. Parish 1887-6-1 1932 Los Angeles Glendale Comment
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Jun 18 2007
  SBBG44370  Chaenactis fremontii G. Sphon, D. Hearn 1956-5-30 5 Los Angeles Black Butte Comment
  CAS-BOT-BC276899  Chaenactis fremontii Miles No date on label s.n. Los Angeles Santa Barbara Comment
  HSC24310  Chaenactis fremontii J. Milano 1968-4-27 4 Los Angeles ca. 15 miles NE of Newhall on Escondido Cyn. Rd. just S of Hwy 14 in Mojave Desert 945 Comment
  RSA0088569  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-5-11 12699 Los Angeles East of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd. 872 Comment
  SBBG65582  Chaenactis glabriuscula var. glabriuscula R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  CAS-BOT-BC277360  Chaenactis glabriuscula var. glabriuscula Timothy S. Ross 1992-5-24 6400 Los Angeles San Gabriel Mountains. San Gabriel Canyon: E side of Hwy 39, on southeasterly spine-like ridge on the W side of San Gabriel Dam 438 Comment
  CAS-BOT-BC277525  Chaenactis glabriuscula var. lanosa Geo. B. Grant 1904-5-14 6259 Los Angeles Glendora, Los Angeles Comment
  POM12318  Chaenactis glabriuscula var. lanosa F. L. Robinson 1921-5-9 67 Los Angeles Claremont. 365 Comment
  JEPS34214  Chaenactis glabriuscula var. orcuttiana Julia A. Bettys 1929-5-20 Los Angeles Manhattan Beach Comment
  UC128832  Chaenactis stevioides Jos. Burtt Davy 1896-5-13 2212 Los Angeles Antelope Valley Comment
  RSA702486  Chaenactis xantiana Scott D. White 2004-5-5 10301 Los Angeles Liebre Mountains: Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  RSA512066  Chamaesyce maculata L. C. Wheeler 1966-9-21 8895 Los Angeles N. fk San Gabriel River 1/4 mi. down hill from intersection of main road with road to upper Bichota Canyon 610 Comment
  RSA432391  Chamaesyce melanadenia Anonymous 1918-06 s.n. Los Angeles W. Hollywood. Comment
  RSA600224  Chamaesyce prostrata L. C. Wheeler 1960-7-9 7773 Los Angeles Duarte. 441 Pamela Street. Comment
  RSA663312  Chasmanthe floribunda A. C. Sanders 1988-2-18 7684 Los Angeles El Egundo Dune, W of LA International Airport, between Pershing Dr and Vista Del Mar Blvd 5 Comment
  UC372601  Cheilanthes covillei Marcus E. Jones, A. M. 1882-2-27 3033 Los Angeles Pasadena Comment
  RSA597575  Chenopodium album L. C. Wheeler 1970-5-22 s.n. Los Angeles Los Angeles. Vignes St. between Ramirez and Macy. Comment
  UC7276  Chenopodium ambrosioides W. H. Brewer Dec 1 1860-Dec 5 1860 32 Los Angeles Los Angeles Comment
  RSA423305  Chenopodium ambrosioides Anstruther Davidson 1890-08 s.n. Los Angeles Los Angeles. Comment
  UCR127382  Chenopodium berlandieri A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25523 Los Angeles Santa Clara River Valley, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  UCR61044  Chenopodium berlandieri R. G. Swinney 1989-7-8 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries. Mouth of Pine Canyon 488 Comment
  RSA478445  Chenopodium berlandieri var. sinuatum F. R. Fosberg 1931-7-12 S 5388 Los Angeles Santa Catalina Island. Bird Rock, Isthmus Harbor. 5 Comment
  RSA630252  Chenopodium botrys Scott D. White, Dave Bramlet 1998-8-11 7057 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
  RSA478485  Chenopodium californicum T. S. Clare 1929-3-28 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  SD40329  Chenopodium californicum Edith A. Purer 1931-3-12 1504 Los Angeles El Segundo Comment
  RSA64804  Chenopodium fremontii F. W. Peirson 1923-8-31 4023 Los Angeles Blue Ridge, north slope of San Gabriel Mountains. 2591 Comment
  UCR272630  Chenopodium leptophyllum R. G. Swinney 2011-9-22 15669 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  RSA611534  Chenopodium macrospermum var. halophilum L. C. Wheeler 1968-9-16 s.n. Los Angeles Una Lake, near Palmdale. Comment
  UCD98322  Chenopodium murale B. Pitzer 1996-5-5 2862 Los Angeles Palos Verdes Peninsula: Palos Verdes Hills. San Pedro Naval Fuel Depot, at San Pedro Hill. 124 Comment
  UCR99689  Chenopodium rubrum Scott D. White 1992-10-8 875 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
  LA50812  Chenopodium strictum var. glaucophyllum Peter H. Raven; Henry J. Thompson 1958-10-11 13748 Los Angeles Santa Monica Mountains, La Tuna Canyon, 1.2 mi above Pacific Coast Hwy 152 Comment
  UCR230245  Chorizanthe coriacea Dan S. Cooper 2011-4-26 411- 9 A Los Angeles Los Angeles Basin/San Gabriel Mtns. Foothills, Sunland, Big Tujunga Wash, between 210 Fwy and Foothill Blvd. 358 Comment
  SBBG124788  Chorizanthe parryi var. fernandina A. Parikh, N. Gale 2010-4-7 2155 Los Angeles Newhall Ranch, 0.1 km W of Potrero Cyn, S of Santa Clara River, 1 km S of Hwy 126 315 Comment
  RSA612107  Chorizanthe spinosa Steve Boyd, Kent Hughes 1998-5-5 10182 Los Angeles Antelope Valley, along Highway 138 (West Avenue D), west of the junction with Highway 14, at intersection with 140th Street, ca. 4 miles southwest of Rosamond Dry Lake. 701 Comment
  CAS-BOT-BC244799  Chorizanthe staticoides Carl B. Wolf 1936-5-26 s.n. Los Angeles Santa Clara Valley, 1 mi. west of Castaic Junction 335 Comment
  LA52278  Chorizanthe staticoides Carl Epling; Nesta Hutchinson 1931-5-30 52278 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  POM156531  Chorizanthe staticoides L. R. Abrams 1902-7-2 2637 Los Angeles Sierra Madre. Comment
  RSA0065719  Chorizanthe staticoides Justin M. Wood, Katy Vinzant, T. Valentovich 2012-6-6 4780 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA392664  Chorizanthe staticoides L. E. Hoffman 1929-6-10 s.n. Los Angeles Arroyo Seco, below Strawberry Peak. Comment
  SBBG122070  Chorizanthe staticoides A. Parikh, N. Gale 2000-5-6 1733 Los Angeles upper slope of SW part of Grapevine Mesa, 2.5 km ESE of Del Valle, N side Santa Susana Mtns 375 Comment
  UC449705  Chorizanthe staticoides B. May, 1889 Los Angeles South Side Comment
  UCD99991  Chorizanthe staticoides A. C. Sanders; Helen Kennedy 2005-4-13 29435 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  SEINET10891359 Image available Chorizanthe staticoides Adolph D. E. Elmer Elmer 3689 Los Angeles Comment
  RSA567255  Chorizanthe staticoides subsp. staticoides Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3866 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  UCR157915  Chrysanthemum coronarium Robert J. Steers 2005-5-8 3 Los Angeles South Coast, Palos Verdes Peninsula: on primarily south-facing hillside that is 200 ft west of Pirate Dr. along the north side of Forrestal Dr 183 Comment
  UCR209918  Chrysolepis sempervirens R. G. Swinney 2008-7-25 9312 Los Angeles San Gabriel Mtns., Twin Peaks, west peak 2316 Comment
  RSA703160  Chrysothamnus nauseosus subsp. consimilis Scott D. White 2004-8-11 10698 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  CDA1282  Cirsium mohavense T. C. Fuller 1960-7-14 4912 -D Los Angeles W side of Hwy 6, 4 mi. N/Lancaster, 0.5 mi. S/ Hwy 138. Comment
  CATA3442  Cirsium occidentale var. californicum Benjamin J. Dion, Stuart Olshevski 2017-5-3 023 Los Angeles Santa Catalina Island: Channel Side; Empire Landing, between Quarry Haul Rd and Empire Landing Rd 334 Comment
  POM352166  Cirsium occidentale var. californicum M. B. Dunkle, M. Z. Thorne 1933-6-17 3590 Los Angeles San Antonio River Canyon 914 Comment
  RSA0070677  Cirsium occidentale var. californicum Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-8 2976 Los Angeles Upper Big Tujunga Canyon: ridge descending northeastward from Barley Flats road toward Big Tujunga Creek (ca. 0.9-1.4 airmiles E of Barley Flats). 1280 Comment
  UC469080  Cirsium occidentale var. occidentale C. F. Millspaugh 1920-3-25 4876 Los Angeles Gallagher's Canyon Santa Catalina Island, Gallagher's Canyon Comment
  RSA0059663  Cirsium occidentale var. occidentale R. F. Thorne, Percy C. Everett 1965-5-10 34475 Los Angeles SW slope of Black Mts, along roadside, Santa Catalina Island. 518 Comment
  CAS-BOT-BC292691  Cirsium occidentale var. venustum Timothy S. Ross; Steve Boyd 1994-9-21 8300 Los Angeles Upper west summit area on broad northerly ridge extending n orthward toward Tentrock Canyon dranage, ca. 340-460 m ENE of Sandberg Triangulation Point, Liebre Mountain 1623 Comment
  POM352155  Cirsium occidentale var. venustum Norman C. Cooper 1945-5-1 2230 Los Angeles Tapia Park area, 701 Comment
  SBBG20576  Cistanthe maritima E. R. Blakley 1963-12-7 6317 Los Angeles W of Pyramid Head, S of Lighthouse 38 Comment
  RSA172252  Cistanthe monandra R. F. Thorne 1963-5-15 31660 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1219 Comment
  RSA774739  Cistanthe monandra R. G. Swinney 2009-6-17 11171 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  RSA225675  Cistanthe monosperma M. Z. Thorne, Christopher Davidson 1971-6-12 39854 Los Angeles San Gabriel Mts., Angeles National Forest: Mt. San Antonio, Baldy Notch 2439 Comment
  UCD116505  Cistus incanus Lisa J. Seemann 1993-5-2 s.n. Los Angeles Lake Elizabeth, ca. 0.4 mile N of aquaduct pipes near main entrance to California Correctional Facility. Comment
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Dec 15 2014
  RSA594734  Cistus ladanifer T. S. Ross 1995-4-7 8357 Los Angeles Templin Highway ca. 100-250 ft NE of its inter- section with the Old Ridge Route (near the headwaters of Violin Canyon). 866 Comment
  SFV16172  Cistus ladanifer P. A. Krueger 1994-5-3 12 Los Angeles San Gabriel Mountains 8 miles on 2N25-2 from Highway 39. 900 Comment
  SEINET12235911  Citrus W. F. Wight 1909-1 3566 Los Angeles San Dimas Comment
  RSA609079  Clarkia bottae Louis C. Wheeler 1932-5-25 758 Los Angeles Santa Monica Mountains: Head of Sepulveda Canyon. 366 Comment
  UC163932  Clarkia bottae Mrs. K. Brandegee and Ernest Braunton 1910-5 124 Los Angeles Elysian Park Comment
  RSA191116  Clarkia dudleyana Robert F. Thorne, M. Z. Thorne 1967-6-25 37120 Los Angeles San Gabriel Mountains: Evey Canyon, 716 Comment
  RSA306317  Clarkia dudleyana Henry J. Ramsey, Henry J. Ramsey 1938-5-22 1379 Los Angeles Eaton Canyon Park, Altadena. Comment
  UCR178781  Clarkia dudleyana R. G. Swinney 1969-5-29 s.n. Los Angeles San Gabriel Mtns., Glendora, Glendora Wilderness park, 1 mile NE of Glendora Mtn. Road in Big Dalton Canyon 421 Comment
  UCR190260  Clarkia dudleyana R. G. Swinney 2000-5-21 7781 Los Angeles San Gabriel Mtns., NE of Azusa, Rincon Canyon Rd., 1 mile south of junction with Hwy 39 at Rincon Station 915 Comment
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Mar 16 2017
  UCSB4359  Clarkia dudleyana Kamb, Peter 1947-5-25 Los Angeles Upper Sonoran Zone; Millards Canyon near Sunset Ride guard station; San Gabriel Mts Comment
  LA85597  Clarkia epilobioides Elizabeth McClintock; 1945-5-1 sn Los Angeles SANTA MONICA MOUNTAINS, Dry Canyon-Cold Creek Road. Comment
  SBBG95242  Clarkia epilobioides M. B. Dunkle 1928-4-10 1828 Los Angeles Johnson's Cyn Comment
  CAS-BOT-BC163714  Clarkia purpurea subsp. quadrivulnera C. F. Baker 1909-5-15 5352 Los Angeles Mts. near Claremont Comment
  POM154318  Clarkia purpurea subsp. quadrivulnera Ralph Hoffmann 1927-6-15 s.n. Los Angeles Elizabeth Lake. Comment
  RSA448323  Clarkia purpurea subsp. viminea Geo. L. Moxley, Grinnell 1916-6-15 488 Los Angeles Santa Susana Mountains. Comment
  UCR194270  Clarkia similis R. G. Swinney 1998-8-6 6683 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River 1037 Comment
  UCR126586  Clarkia speciosa A. C. Sanders 2003-4-16 26023 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
  UCR125919  Clarkia unguiculata A. C. Sanders, Mark Elvin 2002-6-19 25163 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  UCR143554  Clarkia xantiana subsp. xantiana Orlando Mistretta, Steve Boyd 1995-5-23 1730 Los Angeles Transverse Ranges; San Gabriel Mtns., Bare Mountain Canyon 1905 Comment
  UCR127168  Claytonia A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26148 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  RSA733760  Claytonia perfoliata R. G. Swinney 2000-5-20 7697 Los Angeles NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 905 Comment
  UCR220370  Claytonia perfoliata R. G. Swinney 2009-4-16 10364 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
  UC212907  Claytonia perfoliata subsp. intermontana D. L. Crawford 1915-6-30 Los Angeles mts above Claremont 2133 Comment
  UCR150980  Claytonia perfoliata subsp. mexicana L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Divide between Punchbowl Canyon and Watkins Creek, at end of the road and beginning of Burkhart Trail 1585 Comment
  UCR146514  Clematis lasiantha Scott D. White, Michael Honer 2004-6-30 10543 Los Angeles San Gabriel Mountains, Mt. Baldy (town); along Glendora Ridge Rd. c. 0.25 mi SW of jct. with Mt. Baldy Rd. 1372 Comment
  UCR2922  Clematis lasiantha R. Oshima 1963-4-9 4-9-63- 01 Los Angeles San Gabriel Mtns., Monrovia, 0.75 miles up Cloverleaf Canyon from 615 Cloverleaf Dr. 354 Comment
  RSA762170  Clematis lasiantha Orlando Mistretta, Christine Mistretta 2008-5-13 3047 Los Angeles Grizzly Flat Road, vicinity of Dark Cyn, Arroyo Seco Canyon drainage. 949 Comment
  RSA330803  Clematis ligusticifolia Wayne E. Sawyer 1981-7-31 117 Los Angeles CA Hwy. 2 between Dawson Saddle and junction of CA Hwy. 39, 1.8 mi from Dawson Saddle 2287 Comment
  POM184  Clematis pauciflora Frank C. Squire 1904-5-20 s.n. Los Angeles Claremont chaparral. 457 Comment
  RSA3511  Cleome isomeris C. B. Wolf 1932-5-9 3454 Los Angeles Santa Catalina Island: Pebbly Beach, hillside canyon. 30 Comment
  POM93626  Cleomella obtusifolia Marcus E. Jones 1900-7-10 s.n. Los Angeles Lancaster, SW Mojave Desert. Comment
  UCR187201  Collinsia bartsiifolia A. C. Sanders 2006-4-18 32113 Los Angeles Tehachapi Mtns. Foothills, lower Oso Canyon, c. 1 mile north of Quail Lake 1006 Comment
  RSA680215  Collinsia callosa Valerie L. Soza, Naomi S. Fraga, Aydee Virgen 2003-6-16 1678 Los Angeles Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. 1982 Comment
  RSA747167  Collinsia callosa Orlando Mistretta 1992-6-23 602 Los Angeles Mt. Gleason. Comment
  UCD123596  Collinsia heterophylla Daryl Koutnik 1978-4-28 433 Los Angeles Fireroad north of Mulholland Highway and northwest of Saddle Rock. 609 Comment
  RSA408280  Collinsia heterophylla J. T. Howell 1928-5-6 3782 Los Angeles Big Santa Anita Canyon, San Gabriel Mountains, East Fork Trail. Comment
  RSA408343  Collinsia heterophylla I. M. Johnston 1917-7-1 1750 Los Angeles Near Brown's Flat in Fern Canyon. 1280 Comment
  JEPS3163  Collinsia parryi John Thomas Howell 1928-5-6 3780 Los Angeles E. Fork San Gabriel Canyon San Gabriel Mts. (trail to Madrono Flat) Comment
  UCR99360  Collinsia parryi Steve Boyd, Lauren Raz 1997-4-30 9628 Los Angeles Liebre Mountains, About the confluence of Bear Canyon & Pine Canyon, between the southern flank of Liebre Mountain & northern flank of Red Rock Mountain, SW of Gillette Mine 915 Comment
  RSA0117337  Collinsia parryi Anstruther Davidson s.n. Los Angeles San Gabriel Mountains. Comment
  UC885564  Collinsia torreyi var. brevicarinata Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles Big Pines Camp; San Gabriel Mtns Comment
  LA46185  Comarostaphylis diversifolia subsp. diversifolia K. Kneen; 1933-8-25 6212 Los Angeles Santa Monica Mountains Comment
  CATA164  Comarostaphylis diversifolia subsp. planifolia Mark L. Hoefs, A. Douglas Propst 1973-3-14 125 Los Angeles Santa Catalina Island: First side canyon of Cape Canyon 243 Comment
  RSA669340  Conium maculatum LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 564 Los Angeles North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 295 Comment
  SEINET3132424  Conyza bonariensis G. B. Grant 1906-8-7 411 -A Los Angeles Pasadena Comment
  RSA258374  Conyza bonariensis C. W. Tilforth 1972-6-23 601 Los Angeles Los Angeles. Found occasionally under almost all conditions. Comment
  UCR150834  Conyza canadensis R. G. Swinney, Dave Larson 1999-5-15 7154 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  SEINET4676162  Cordylanthus rigidus Tim Ross 1990-8-17 3130 Los Angeles San Gabriel Mtns: S side of the Blue Ridge, 0.6 miles east of Vincent Gap along the Angeles Crest Highway (Hwy 2). Mescal Creek 7.5 foot USGS quadrangle.; 0 2060 Comment
  UCR277406  Cordylanthus rigidus R. G. Swinney 2010-8-23 13582 Los Angeles San Gabriel Mountains, Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail 1090 Comment
  RSA188537  Cordylanthus rigidus subsp. setiger Robert F. Thorne, J. Olmstead 1965-8-26 35405 Los Angeles Angeles National Forest, Cabin Flat along Prairie Fork 1585 Comment
  UCR220273  Coreopsis bigelovii R. G. Swinney 2009-4-24 10492 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  POM4868  Coreopsis californica C. F. Baker 1903-4-15 4090 Los Angeles Claremont. Comment
  CAS-BOT-BC101020  Coreopsis gigantea Geo. B. Grant 1904-4-21 s.n. Los Angeles on Santa Catalina Island, Pacific Ocean, off Southern California Comment
  CAS-BOT-BC105749  Corethrogyne filaginifolia Ernest C. Twisselmann 1961-10-31 6682 Los Angeles Leona Valley, Liebre Mountains 929 Comment
  SFV12659  Corethrogyne filaginifolia M. H. Grayum, D. L. Koutnik, B. Balch 1977-11-27 900 Los Angeles Malibu, near Malibu Creek just above Pacific Coast Highway bridge. 3 Comment
  RSA127816  Corethrogyne filaginifolia var. filaginifolia Peter H. Raven, H. J. Thompson 1959-9-18 14431 Los Angeles Santa Monica Blvd near Beverly Glen Blvd, W Los Angeles. 76 Comment
  RSA640897  Corethrogyne filaginifolia var. peirsonii L. C. Wheeler 1967-8-13 10448 Los Angeles San Gabriel Mts.: across Soledad Canyon from second RR tunnel down canyon from Bear Canyon 548 Comment
  POM163412  Corethrogyne filaginifolia var. virgata R. L. Armacost 1928-9-30 s.n. Los Angeles Sawtelle. Comment
  LA201171  Coronopus didymus Arthur C. Gibson; 2003-5-4 4703 Los Angeles 518 Comment
  CATA3487  Cortaderia selloana Nathalie Cartan, Benjamin Dion 2017-11-17 008 Los Angeles Santa Catalina Island: Channel side; about 150m east of Airport Road, upslope (south) of a drainage in the Echo Lake watershed 287 Comment
  RSA675011  Cotoneaster pannosus LeRoy Gross 2003-2-22 750 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  CATA139  Cotula coronopifolia Mark L. Hoefs, A. Douglas Propst 1973-3-14 103 Los Angeles Santa Catalina Island: Upper Cape Canyon 335 Comment
  CAS-BOT-BC427737  Crassula connata Geo. B. Grant 1902-4-1 1295 Los Angeles Pasadena Comment
  UC831109  Crassula connata var. erectoides F. R. Fosberg 1931-3-20 S 4313 Los Angeles mouth of Hamilton Canyon; Santa Catalina Isl., Hamilton Canyon 2 Comment
  RSA423438  Crassula connata var. erectoides M. B. Dunkle 1939-4-6 7323 Los Angeles San Clemente Island. Mosquito Ridge. Comment
  RSA397731  Crossosoma californicum G. R. Johnstone 1934-5-20 18836 Los Angeles Santa Catalina Island. Descanso Canon. Comment
  RSA705571  Crossosoma californicum G. D. Wallace, M. Wallace 1985-3-2 2170 Los Angeles Palos Verdes Peninsula, S of Los Angeles. N of Portugese Bend and the school on Forrestal Rd. Comment
  LA204932  Croton californicus A. M. Johnson; 1928-3-13 2856 Los Angeles Del Rey Hills Comment
  SJSU13235  Croton californicus C. W. Sharsmith 1943-9-10 4583 Los Angeles Mojave Desert near Llano Comment
  RSA479348  Croton californicus var. mohavensis Anstruther Davidson 1889-08 s.n. Los Angeles Los Angeles. Comment
  SBBG12007  Croton setiger P. H. Raven 1962-5-9 17676 Los Angeles near head of cyn above Mosquito Cove 335 Comment
  UCR270096  Cryptantha R. G. Swinney 2011-4-20 14437 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
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Feb 19 2020
  UC857159  Cryptantha barbigera I. W. Clokey 1929-7-11 4591 Los Angeles w of Mandeville Canyon 350 Comment
  POM368341  Cryptantha circumscissa Anstruther Davidson 1904-6-1 1376 Los Angeles Mt. Wilson. Comment
  UCR263057  Cryptantha circumscissa Mitch Provance 2008-4-14 408- 10 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  SBBG32242  Cryptantha clevelandii R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -181 Los Angeles just E of Wild Boar Gully, Salta Verde Comment
  SD231252  Cryptantha decipiens Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 50506 109 Los Angeles Transverse Ranges; San Gabriel Mountains region: N side of the Sab Gabriel Mountains region. N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  UCR222722  Cryptantha echinella R. G. Swinney 2009-5-12 10726 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1463 Comment
  UCD119787  Cryptantha flaccida Dan Axelrod 1932-3-21 s.n. Los Angeles 1 mile east of Claremont, Antelope Valley. Comment
  CATA1030  Cryptantha intermedia Mark L. Hoefs 1995-5-4 1951 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 91 Comment
  RSA0076122  Cryptantha intermedia var. johnstonii Louis C. Wheeler 1967-5-8 9330 Los Angeles San Gabriel Mts.: Between Boquet Junction and Bonnelli Ranch. 396 Comment
  LA36518  Cryptantha microstachys Peter H. Raven; Henry J. Thompson 1960-4-12 15031 Los Angeles Santa Monica Mountains, ca 1 mi. SW of Seminole Hot Springs 335 Comment
  RSA647802  Cryptantha microstachys LeRoy Gross, Laura Moore 2000-6-5 221 Los Angeles Verdugo Mountains: La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 579 Comment
  UCR190521  Cryptantha muricata R. G. Swinney 2000-6-19 7817 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  UCR276880  Cryptantha muricata R. G. Swinney 2011-6-7 15089 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 1780 Comment
  UCR276934  Cryptantha muricata R. G. Swinney 2010-5-21 12849 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  RSA0020302  Cryptantha muricata var. jonesii Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5096 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA0078919  Cryptantha muricata var. muricata L. E. Hoffman 1934-5-13 s.n. Los Angeles Millard's Canyon, Angeles Forest. Comment
  UCR220044  Cryptantha nevadensis var. rigida R. G. Swinney 2009-4-24 10454 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  SBBG24566  Cryptantha pterocarya var. pterocarya R. N. Philbrick 1966-4-23 Los Angeles 145th Street, E of Alpine Butte Wildlife Sanctuary and N of Pearblossom Comment
  RSA0039259  Cryptantha similis Ed Kentner, Onkar Singh 2014-4-4 370 Los Angeles Western Mojave Desert, approx. 3.3 km northeast of Valyermo along Bob's Gap Road approx. 1.6 km southeast of the aqueduct 1126 Comment
  UCR77575  Cryptantha simulans T. S. Ross, Steve Boyd 1990-6-18 3466 Los Angeles San Gabriel Mtns., Camp Verdugo Pines and vicinity, northerly draw draining to Jackson Lake 1915 Comment
  IRVC29266  Cuphea hyssopifolia A. C. Sanders, Lee Jones 2004-11-7 29031 Los Angeles site called Lookout Gates on topo, 1 mile NE of Chatsworth at foot of Santa Susana Mtns., 5 acre estate proposed for conversion to private high school (Sierra Canyon H.S.), west of the north end of Lurline Ave, N of Nashville St., just south of 118 Fwy San Fernando Valley 351 Comment
  CHSC98203  Cuscuta californica A. C. Sanders; Andy Thompson 2003-4-15 25992 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1000 ft south of Magic Mountain theme park. Hills. 396 Comment
  UC879581  Cuscuta subinclusa Ira W. Clokey, B. Templeton 1929-7-1 4590 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  RSA714991  Cyclospermum leptophyllum A. C. Sanders 2003-5-26 26847 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel. 171 Comment
  RSA608754  Cydonia oblonga Louis C. Wheeler 1963-10-6 8403 Los Angeles Altadena: 55 E. Pine Street. Comment
  RSA0065212  Cynodon dactylon R. G. Swinney 2010-9-1 13662 Los Angeles Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds. 341 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
  CAS-BOT-BC520314  Cyperus eragrostis R. G. Swinney 2010-4-20 12291 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2--0.4 mi N of Gavina Ave., near E end of Wallabi Ave. 432 Comment
  RSA11496  Cystopteris fragilis H. E. Hasse, Davidson 1906-6-5 s.n. Los Angeles Big Rock Creek among the pines, 5000 ft. 1524 Comment
  POM264739  Cystopteris fragilis L. C. Wheeler 1932-4-16 630 Los Angeles W. Fork Santa Anita Canyon, San Gabril Mts. 914 Comment
  CATA3086  Dactylis glomerata Amy Catalano, Steven Junak 2016-4-27 086 Los Angeles Santa Catalina Island: Along Silver Peak Road, 260 meters south of junction with Boushay Road 509 Comment
  RSA726055  Dactylis glomerata R. G. Swinney 1997-6-25 5636 Los Angeles San Gabriel Mtns.: west of Wrightwood, Mountain High Ski Resort runway, ca. 2 miles east of Hwy 2 on FS road 3N06, Guffy Rd. 2366 Comment
  RSA761147  Datisca glomerata R. G. Swinney 2008-10-10 9565 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  RSA431661  Datisca glomerata Robert Gustafson 1983-7-12 s.n. Los Angeles Garapito Creek, along Chaney Road, about .5 mi. from its jct. with Topanga Canyon Road. Comment
  UCR179589  Datura stramonium R. G. Swinney 1996-4-9 4587 Los Angeles San Gabriel Mtns, San Dimas Canyon, 0.4 mi. SW of Golden Hills Rd at San Dimas Cyn Rd. 396 Comment
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Feb 12 2010
  LA102227  Daucus pusillus Barry A. Prigge; 1985-6-14 6393 B Los Angeles Santa Monica Mountains, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site 658 Comment
  UCR187021  Daucus pusillus A. C. Sanders 2006-4-25 32160 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  JEPS12565  Deinandra fasciculata Frank W. Peirson 1918-6-28 236 Los Angeles e of Rubio Canyon; San Gabriel Mountains 609 Comment
  SD66017  Deinandra fasciculata Ira W. Clokey, B. Templeton 1929-8-1 4600 Los Angeles Mandeville Canyon 199 Comment
  SFV3975  Deinandra fasciculata R. L. Armacost 1959-6-3 1166 Los Angeles Santa Monica Mountains Mulholland Drive. Comment
  CATA1408  Delairea odorata Mark L. Hoefs, Steven A. Junak, Janet Takara, Keri Kirkland 1995-11-10 2556 Los Angeles Santa Catalina Island: Beach at Empire Landing 3 Comment
  RSA307204  Delphinium cardinale Henry J. Ramsey, Henry J. Ramsey 1937-6-23 2066 Los Angeles North Craig Ave., Altadena. Comment
  UCSB28766  Delphinium cardinale Tanowitz, B. 1974-7-1 Los Angeles On Beverly Glen Blvd; approximately 1 mile south of its junction with Mulholland Dr; (Brown Cyn.) 274 Comment
  NY24258  Delphinium luteum E. K. Balls 1952-3-27 16215 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
  CAS-BOT-BC7965  Delphinium parishii subsp. parishii Timothy S. Ross 1994-5-31 7978 Los Angeles San Gabriel Mountains, near Pacifico Mountain, 680 m due W of Sheep Camp Spring 2048 Comment
  SBBG125834  Delphinium parishii subsp. parishii A. Parikh, N. Gale 2010-5-24 3215 Los Angeles Sierra Pelona, 5.4 km W of State Hwy 14, 1.9 km SW of California Aqueduct 1105 Comment
  UC457247  Delphinium parryi Carl Epling 1931-4-25 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  RSA398706  Delphinium parryi R. J. Smith 1934-5-24 s.n. Los Angeles Santa Catalina Island. Comment
  RSA724619  Delphinium parryi K. Dobry 1992-10-25 d- 1068 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  RSA398717  Delphinium parryi subsp. parryi L. E. Hoffman 1926-4-18 s.n. Los Angeles Arroyo Seco, Can. [La Canada] Comment
  UC912668  Delphinium parryi subsp. purpureum Herbert L. Mason 1926-4-26 2966 Los Angeles summit of 1st grade Mint Canyon Road Comment
  RSA0030018  Delphinium patens subsp. montanum Naomi Fraga, Sarah M. Siedschlag 2006-5-17 1678 Los Angeles Indian Canyon Road (4N37). Comment
  RSA0102444  Delphinium patens subsp. montanum Allison Johnson 1971-4-23 10 Los Angeles San Dimas Canyon Road. San Gabriel Mts., Pacific Slope drainage area. 518 Comment
  CAS-BOT-BC82815  Dendromecon harfordii Reid Moran 1949-2-7 3150 Los Angeles Johnsons Cove, Catalina Island. Comment
  RSA251431  Deschampsia danthonioides R. F. Thorne 1966-4-17 36082 Los Angeles San Clemente Island: near reservoirs between Boulder & Horton, NE side of island. 488 Comment
  UC53331  Deschampsia danthonioides J. Burtt Davy 1896-5-20 2627 Los Angeles Leonis Valley Comment
  UCR126546  Descurainia obtusa subsp. adenophora 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
  RSA777357  Descurainia pinnata Orlando Mistretta, Christine Mistretta 2010-5-19 5118 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
  UCR110889  Descurainia pinnata A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21997 Los Angeles San Gabriel Mtns., Soledad Pass area at the N foot of the mtns, c. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just south of Vincent Substation 1000 Comment
  UC1871148  Descurainia pinnata subsp. menziesii T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4987 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  RSA598352  Descurainia sophia L. C. Wheeler 1969-4-19 s.n. Los Angeles Blum Ranch, Aliso Canyon 883 Comment
  RSA433590  Dicentra chrysantha Anstruther Davidson 1893-6-12 s.n. Los Angeles Switzer's Trail. Comment
  UCR141811  Dicentra chrysantha June Latting 1978-9-17 s.n. Los Angeles San Gabriel Mountains, roadside between Grassy Hollow Campground andVincent Gap on the Angeles Crest Hwy, Angeles National Forest 2317 Comment
  UCR223675  Dicentra chrysantha R. G. Swinney 2009-6-12 11147 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
  UCR269597  Dicentra chrysantha R. G. Swinney 2011-6-29 15369 Los Angeles San Gabriel Mountains, Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground 1082 Comment
  SD231160  Dichelostemma capitatum Sula Vanderplank, Leroy Gross & Steve Hoskinson 2005-5-6 50506 21 Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along wash and roadside. 1444 Comment
  SEINET12053838  Dichelostemma capitatum J. F. Bright, Wyman, C. 1931-1 5307 Los Angeles Antelope Valley Comment
  UCR281633  Dichelostemma capitatum subsp. capitatum R. G. Swinney 2014-6-5 16716 Los Angeles San Gabriel Mountains, Glendora, 0.53 mile north of jct. of Rainbow Drive and Sierra Madre Ave., at south base of ridge 463 Comment
  RSA251453  Dichelostemma capitatum subsp. capitatum Robert F. Thorne 1966-4-16 36054 Los Angeles San Clemente Island, c. 1/2 mile SSE of Eel Point, SW side of island 2 Comment
  RSA599220  Dichelostemma capitatum subsp. capitatum L. C. Wheeler 1968-3-28 s.n. Los Angeles Foothills of San Gabriel Mountains: Brown School for Girls, northwest of Glendora. 358 Comment
  SEINET10533939  Dichelostemma pulchellum Reid Moran 1941-2-17 Moran 580 Los Angeles West slope of arroyo, Middle Ranch, San Clemente Island, Calif. 500 Comment
  POM365100  Digitaria sanguinalis Robert Gustafson 1981-7-15 2341 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA0083093  Dimorphotheca sinuata R. G. Swinney 2010-3-24 12066 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  SEINET4044547  Diplacus aurantiacus subsp. aurantiacus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 121 Comment
  SBBG98605  Diplacus longiflorus T. and A. Ross 1991-3-7 4158 Los Angeles Elephant Hill; SW base of hill 251 Comment
  SEINET8260331  Diplacus rutilus John Dittes 2006-6-4 1388 Los Angeles Western Traverse Range; Simi Hills; north of Santa Susana Road; ca. 2.3 air-miles northwest of Chatworth Highschool, ca. 0.9 air-mile west of Topanga Blvd., ca. 08.8 air-mile east x northeast of Santa Susana Pass. 381 Comment
  RSA530710  Diplotaxis tenuifolia George B. Grant 1904-1 287 Los Angeles Waste places, Pasadena Comment
  CATA1328  Distichlis spicata Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-25 2429 Los Angeles Santa Catalina Island: Lower Buffalo Springs Reservoir 426 Comment
  RSA0001938  Dithyrea maritima Alice Jane Merritt 1894-06 s.n. Los Angeles Redondo Beach. Comment
  RSA461489  Dodecatheon clevelandii Percy Allen 1931-3-6 s.n. Los Angeles Griffith Park, Los Angeles. Comment
  SEINET8561450  Dodecatheon clevelandii G. B. Grant 1904-1 304 Los Angeles Pasadena. Comment
  RSA639731  Dodecatheon clevelandii subsp. clevelandii Louis C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains: Ridge east of Ham Canyon. 755 Comment
  RSA586468  Drymocallis glandulosa var. viscida Orlando Mistretta, Steve D. Boyd 1994-6-21 1375 Los Angeles San Gabriel Mountains. Santiago Canyon. Drainage northwest of Pacifico Mountain. 1890 Comment
  RSA85787  Drymocallis glandulosa var. wrangelliana F. W. Peirson 696 Los Angeles Laurel Canyon Comment
  POM186284  Dryopteris arguta Joseph A. Ewan 1933-7-4 7856 Los Angeles above Madrono Flats, E. Fork Santa Anita Canyon 1067 Comment
  RSA651724  Dryopteris arguta Paul M. Inman 1983-5-8 50883 -23 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
  SD92986  Dryopteris arguta W. Bertsch 1953-4-21 83 Los Angeles LIttle Dalton Canyon 365 Comment
  UCSB12125  Dryopteris arguta Haines, Bruce 1962-3-10 Los Angeles 5 miles N of Pacific Ocean on CA state Hwy 27. 259 Comment
  UCR189400  Dudleya cymosa R. G. Swinney 1998-6-12 6190 Los Angeles San Gabriel Mountains, southwest of Pinon Hills, 0.2 mi due east of reservoir at mouth of Mescal Canyon [along Table Mountain Road] 1448 Comment
  RSA609263  Dudleya cymosa subsp. pumila L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope Smith Mt., along Bear Creek Trail. 1249 Comment
  RSA632119  Dudleya lanceolata L. C. Wheeler 1932-7-9 950 Los Angeles San Gabriel Mountains: Rogers [Roberts] Canyon. 441 Comment
  POM214387  Dudleya multicaulis L. C. Wheeler 1932-5-8 695 Los Angeles Puddingstone Dam; San Jose Hills 304 Comment
  UC1015145  Dudleya virens Reid Moran 1949-2-8 3151 Los Angeles Whites Landing Santa Catalina Island Comment
  CAS-BOT-BC109754  Dudleya virens subsp. insularis C. B. Wolf 1932-5-12 3588 Los Angeles Santa Catalina Island. 0.75 mile from Little Harbor, in gorge parallel to Isthmus Road. 30 Comment
  SEINET13276773 Image available Dysphania botrys R. G. Swinney 2011-1 15919 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream (Azusa 7.5' Q.) (T2N R10W) 649 Comment
  POM365254  Echinochloa crus-galli Robert Gustafson 1981-6-17 2243 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA610545  Echinochloa crus-galli L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Los Pinetos Canyon Spring. 854 Comment
  UCD60820  Echinochloa crus-galli Peter H. Raven; Henry J. Thompson 1959-9-6 14404 Los Angeles Malibu Creek, Santa Monica Mountains. 12 Comment
  UCD61099  Echinochloa muricata J. O. McMullin 1914-9-11 Los Angeles Casa Desierto. Comment
  RSA509573  Eclipta prostrata L. C. Wheeler 1966-10-27 9100 Los Angeles San Gabriel Mts., Angeles National Forest: in W fork of San Gabriel River at Camp Rincon. Comment
  POM211778  Eclipta prostrata L. C. Wheeler 1933-9-25 2122 Los Angeles San Jose Hills: Puddingstone Dam 274 Comment
  SBBG70218  Ehrendorferia chrysantha R. Hoffmann 1925-5-16 Los Angeles East Bouquet Cyn Comment
  UCR180186  Ehrharta calycina R. G. Swinney 1969-7-17 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, 'Water Pipe Canyon' [=Pavil Cyn] a tributary of Big Dalton Canyon 610 Comment
  RSA187815  Elatine californica R. F. Thorne 1966-4-6 35898 Los Angeles Santa Catalina Island: below Catalina Airport 436 Comment
  RSA188247  Eleocharis palustris Robert F. Thorne, Percy C. Everett 1965-6-23 34976 Los Angeles Santa Catalina Island: Hay Press Reservoir. 412 Comment
  SD227681  Eleocharis parishii Scott D. White 1997-5-14 5127 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mts. SE of I-210 Freeway, E of Hansen Dam, and N of Wentworth St. 320 Comment
  CAS-BOT-BC112160  Eleocharis radicans Ernest Braunton 1902-10-1 725 Los Angeles Oak Knoll Comment
  RSA34248  Eleocharis rostellata Anonymous 1947-5-23 s.n. Los Angeles By road on north fork San Gabriel Canyon 1220 Comment
  UCR126652  Elymus condensatus A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26118 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  IRVC28998  Elymus elymoides A. C. Sanders, Mark A. Elvin 2003-6-18 26942 Los Angeles along road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch Santa Susana Mountains 854 Comment
  POM365338  Elymus glaucus F. R. Fosberg 1931-4-23 S- 4700 Los Angeles Cape Canyon, Santa Catalina Island. 240 Comment
  LA13075  Elymus glaucus subsp. glaucus A. M. Johnson; 1932-5-30 4090 Los Angeles SANTA MONICA MOUNTAINS, Brent's Mt. Cragg Canyon. 152 Comment
Read comments
Apr 22 2014
  RSA645594  Elymus glaucus subsp. glaucus R. G. Swinney 1995-7-20 4289 Los Angeles San Gabriel Mountains, S of Barrett Canyon Village along Barrett-Stoddard Road., [UTM 10km cell: MH-4E, 8N. Cucamonga Canyon] 1220 Comment
  CAS-BOT-BC206739  Elymus glaucus subsp. glaucus Peter H. Raven; Henry J. Thompson 1959-5-5 14160 Los Angeles 4.9 miles west of Tapia Park on Mulholland Drive - Santa Monica Mountains 320 Comment
  SFV2956  Emmenanthe penduliflora J. Chapman 1956-3-29 s. n. Los Angeles Tehachapi Mountains Gorman. 1160 Comment
  CAS-BOT-BC131155  Encelia actoni Ralph Hoffmann 1931-10-1 s.n. Los Angeles Mint Canyon Comment
  UCD131196  Encelia actoni Kenneth A. Wilson 1961-4-26 1163 Los Angeles Soledad Canyon, adjacent to Bee Canyon, north of River's End Ranch. Comment
  RSA523165  Encelia californica Timothy S. Ross 1991-2-23 4101 Los Angeles Whittier Hills (Puente Hills) upper Turnbull Canyon 1/5 air mile WNW of Turnbull Canyon road & Skyline Drive in partially disturbed. 288 Comment
  RSA60871  Encelia californica Frank W. Gould 1944-3-26 2177 Los Angeles Palos Verde hills near Walteria. Comment
  SFV17287  Encelia californica J. N. Hogue 1998-3-3 101 .2 Los Angeles San Rafael Hills Eagle Rock. San Rafael Hills near Eagle Rock Reservoir. 335 Comment
  RSA598945  Encelia farinosa var. farinosa Steve Boyd, Timothy S. Ross 1997-3-21 9190 A Los Angeles Liebre Mountains, Castaic Valley along Lake Hughes Road just east of Castaic Lake. 512 Comment
  UCR269882  Endolepis covillei Jeremiah George 2015-4-10 415- 07 Los Angeles Western Mojave Desert, Lancaster, southeast of intersection of West Ave. I and 30th St. West, north of Jackman St. 708 Comment
  RSA585346  Ephedra nevadensis T. S. Ross 1991-4-27 4635 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
  SEINET7047913  Ephedra nevadensis Steven R. Hill, Kate Kramer 2001-4-22 33362 Los Angeles North foothills of San Gabriel Mountains, Elizabeth Lake Road, 9.7 miles by road south-southwest of junction with Johnson Road, vicinity of Bee Canyon. Elevation about 1800 feet. Comment
  RSA594191  Ephedra viridis Steve Boyd, Lauren Raz 1996-10-14 9094 Los Angeles Liebre Mountains region, extreme northwestern corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 991 Comment
  UCR231081  Epilobium brachycarpum Dan S. Cooper 2011-9-23 s.n. Los Angeles South Coast, Playa Vista near Loyola Marymount Univ., at base of Westchester Bluffs 11 Comment
  CAS-BOT-BC166199  Epilobium canum subsp. canum Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Mts. Comment
  CAS-BOT-BC166272  Epilobium canum subsp. canum G. L. M. 1915-10-12 452 Los Angeles Hills near Southwest Museum, Los Angeles Comment
  POM21340  Epilobium canum subsp. canum Fordyce Grinnell Jr. 1917-9-23 s.n. Los Angeles Negro Canyon near Pasadena; San Gabriel Mts. Comment
  RSA448514  Epilobium canum subsp. canum Louis C. Wheeler 1931-9-26 160 Los Angeles 2 miles N. Claremont. 412 Comment
  RSA72101  Epilobium canum subsp. canum F. W. Peirson 1919-10-26 4517 Los Angeles Along Pacific Electric tracks to Rubio Canyon, San Gabriel Mts. 549 Comment
  CAS-BOT-BC5267  Epilobium canum subsp. latifolium George Loucks Moxley 1915-7-21 412 Los Angeles Ridge near Burley Flats. San Gabriel Mts. 1524 Comment
  POM11417  Epilobium canum subsp. latifolium I. M. Johnston 1917-7-26 1586 Los Angeles San Antonio Canyon. 2287 Comment
  UCR223169  Epilobium canum subsp. latifolium R. G. Swinney 2009-7-22 11322 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  UCSB4530  Epilobium canum subsp. latifolium 1940-11-16 Los Angeles San Dimas Exp. Forest, Monroe Truck Trail Comment
  CAS-BOT-BC171918  Epilobium canum subsp. latifolium Peter H. Raven; Henry J. Thompson 1958-10-11 13746 Los Angeles Las Tunas Canyuon near Coast Highway, Santa Monica Mountains 152 Comment
  RSA0113228  Epilobium ciliatum R. G. Swinney 2010-9-30 13925 Los Angeles San Gabriel Mountains; 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs. 2290 Comment
  SD233891  Epilobium ciliatum Jennifer H. Jones 2006-5-17 306 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns.: Just in front of Claremont Wilderness Park. N end of Mills Avenue. 497 Comment
  UCR209960  Epilobium ciliatum R. G. Swinney 2008-7-15 9238 Los Angeles San Gabriel Mtns., Buckhorn Canyon 200 m north of Burkhart Saddle trailhead 1927 Comment
  UCR277200  Epilobium ciliatum R. G. Swinney 2010-9-30 13935 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
  RSA669283  Epilobium ciliatum subsp. ciliatum LeRoy Gross, Naomi S. Fraga, Steve Williams 2002-7-17 553 Los Angeles Transverse Ranges; Verdugo Mountains region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 425 Comment
  RSA381693  Epipactis gigantea George Henry Grinnell 1932-5-28 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  CAS-BOT-BC57174  Equisetum hyemale subsp. affine 1904-1-1 s.n. Los Angeles unspecified Comment
  CAS-BOT-BC57175  Equisetum hyemale subsp. affine Robert F. Thorne; C. W. Tilforth 1971-6-17 39939 Los Angeles 2 mi. up Lower Tujunga Rd. from Forestry Headquarters, Little Tujunga Creek, San Gabriel Mts., Angeles National Forest 457 Comment
  RSA84289  Equisetum hyemale var. affine F. W. Peirson 1532 Los Angeles Benedicts Canyon, Santa Monica Mts Comment
  CATA1216  Equisetum laevigatum Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-15 2272 Los Angeles Santa Catalina Island: Cottonwood Canyon 33 Comment
  UCR209458  Equisetum laevigatum R. G. Swinney 2008-10-10 9556 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  SEINET3154659  Equisetum telmateia L. Abrams 1902-6-12 2531 Los Angeles Ballona Creek, near Mesmer Comment
  LA94032  Equisetum telmateia subsp. braunii Lawrence L. Kiefer; 1966-4-9 1819 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 1 mi above Sunset Blvd. 182 Comment
  SBBG25428  Equisetum telmateia subsp. braunii E. R. Blakley, D. E. Breedlove 1961-9-24 1295 Los Angeles ca. 0.5 mi upstream in Middle Ranch Cyn from its mouth 76 Comment
  UCR162288  Eragrostis mexicana Anuja Parikh, Nathan Gale 2004-6-2 2029 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
  POM352256  Eragrostis mexicana subsp. mexicana Anstruther Davidson 1917-10 286 Los Angeles Los Angeles., Compton St. Comment
  RSA421544  Eremocarpus setiger Richard Kirtland 1928-3-28 14747 Los Angeles Palos Verdes Hills. Comment
  JEPS31698  Eremothera boothii subsp. decorticans Frank W. Peirson 1919-6-14 479 Los Angeles Rock Creek San Gabriel Mountains 1524 Comment
  SD236367  Eriastrum densifolium subsp. austromontanum Mark S. Brunell 1993-7-22 140 Los Angeles Mojave Desert/San Gabriel Mtns.: County Hwy s4 (204th street east), 7.4 km south of hwy 138 , northern mouth of Grandview Canyon, along west side of Hwy S4. 1396 Comment
  RSA0104655  Eriastrum densifolium subsp. austromontanum Justin M. Wood 2008-11-21 251 Los Angeles ANF Road (3N27). Near Mount Gleason Road. 1220 Comment
  UC1787273  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1992-6-27 113 Los Angeles San Gabriel Mountains: Lower Big Tujunga Creek (upper Tujunga Valley), in center of wash, 400 m north of western end of Wentworth St. in city of Sunland 377 Comment
  RSA0107962  Eriastrum densifolium subsp. elongatum Scott D. White, Pam De Vries 1998-6-23 6754 Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon. Road, S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 549 Comment
  VVC2934  Eriastrum rosamondense Tim Thomas 2014-5-4 6295 Los Angeles Mojave Desert, North Lancaster; 0.3 mi NE of Sierra Hwy & W Ave H intersection 713 Comment
  UC23882  Eriastrum sapphirinum J. H. Barber 1897-6-22 168 Los Angeles San Fernando Valley Comment
  UC52512  Eriastrum sapphirinum Ernest Braunton 1902-6-4 408 Los Angeles Sherman Comment
  UCR166708  Eriastrum sapphirinum Scott D. White, Jennifer H. Jones 2005-6-23 11147 Los Angeles San Gabriel Mtns, Acton area. South of Powerline access road (ANF 4N32), between Arrastre Canyon and Moody Canyon 1098 Comment
  RSA781011  Eriastrum sapphirinum subsp. ambiguum R. G. Swinney 2009-5-13 10771 Los Angeles upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills. 1122 Comment
  RSA0122877  Eriastrum sapphirinum subsp. dasyanthum R. G. Swinney 1997-6-12 5566 Los Angeles San Gabriel River Canyon north of Morris Dam, at private shore NE of dam. 426 Comment
  SEINET3816017 Image available Eriastrum sapphirinum subsp. dasyanthum Muriel F. Wheeler 1938-6-13 860 Los Angeles San Dimas Wash, 1/2 mile northeast of San Dimas County Park 350 Comment
  RSA0121259  Eriastrum sapphirinum subsp. dasyanthum C. B. Wolf 1931-7-2 s.n. Los Angeles Little Tujunga Wash 1/2 mile above the bridge on the road from Sunland to San Fernando. 335 Comment
  RSA0121263  Eriastrum sapphirinum subsp. dasyanthum Thos. Craig 1933-6-20 1860 Los Angeles Claremont. 365 Comment
  CAS-BOT-BC515034  Eriastrum sapphirinum subsp. sapphirinum F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  RSA758726  Ericameria C. B. Wolf 1931-10-20 2469 Los Angeles 1/2 mile E of Pacoima Creek Bridge on the Tujunga to San Fernando Road. 366 Comment
  RSA0013201  Ericameria cuneata var. cuneata Orlando Mistretta, Christine Mistretta 2011-7-13 5933 Los Angeles Big Tujunga Cyn. Along Angeles Forest Hwy, 1.0 miles W of junction With Big Tujunga Cyn Road. 793 Comment
  RSA792022  Ericameria cuneata var. cuneata Jane Tirrell, Graham Bothwell 2012-9-14 LS 0174 Los Angeles Approx. 300 meters southest of California State Route 2 in rocky outcrop above Big Rock Creek drainage, about 1.5 mi west of Dawson Saddle. 2395 Comment
  UCR186662  Ericameria linearifolia A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32069 Los Angeles Tehachapi Mtns. Foothills, along the road to the National Cement Plant, between Hwy 138 and the California Aqueduct 1037 Comment
  UCR223259  Ericameria nauseosa R. G. Swinney 2009-8-25 11467 Los Angeles Transverse Range; San Gabriel Mtns., west summit of Table Mountain, NE of Big Pines 2291 Comment
  LA99029  Ericameria nauseosa var. bernardina E. R. Hobbs; 1978-10-15 78- 138 Los Angeles SAN GABRIEL MOUNTAINS, trail to summit of Mt. Williamson, start of trail at State Hwy 2. 2133 Comment
  RSA601688  Ericameria palmeri var. pachylepis L. C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon 1/4 mi. southeast of Sierra Highway 451 Comment
  SFV6721  Ericameria parishii var. parishii R. Johnson Oct 1974 s. n. Los Angeles San Gabriel Mountains Wilson Canyon. 671 Comment
  RSA517168  Ericameria pinifolia Timothy S. Ross, Orlando Mistretta 1990-10-9 3266 Los Angeles San Gabriel Mountains: Mill Creek Drainage, Tujunga Ranger District, Angeles National Forest. 1457 Comment
  UCR189716  Erigeron breweri R. G. Swinney 1998-7-27 6492 A Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  RSA718286  Erigeron breweri var. covillei R. G. Swinney, Dave W. Larson 1996-7-17 5131 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half (grass portion) of the Browns Flat. 1320 Comment
  RSA226997  Erigeron breweri var. jacinteus R. F. Thorne 1971-8-25 41242 Los Angeles San Gabriel Mountains, Angeles National Forest: S ridge of summit of Mt. Baden- Powell 2805 Comment
  SBBG13545  Erigeron canadensis E. R. Blakley 1962-10-3 5381 Los Angeles near Wrigley Reservoir at the summit of the island rd 426 Comment
  CATA1227  Erigeron foliosus var. foliosus Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2293 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  CAS-BOT-BC296173  Erigeron foliosus var. foliosus G. B. Grant 190__ s.n. Los Angeles Monrovia Comment
  CAS-BOT-BC296189  Erigeron foliosus var. foliosus Geo. L. Moxley 1914-6-20 s.n. Los Angeles Annandale Comment
  SBBG17331  Erigeron foliosus var. foliosus M. Vincent 1962-7-10 274 Los Angeles Dry Cyn, 0.5 mi W of Old Topanga Cyn Comment
  SEINET11836745  Erigeron foliosus var. stenophyllus M. T. Doutt 1931-1 s.n. Los Angeles Sierra Madre Mts., trail from Mt. Howe to Mt. Wilson 1615 Comment
  POM357560  Erigeron philadelphicus F. R. Fosberg 1930-7-3 3028 Los Angeles El Monte. (Lexington Wash, San Gabriel River) 80 Comment
  SFV16064  Eriodictyon crassifolium P. W. Byrne, H. Levin 1994-4-23 17 Los Angeles San Gabriel Mountains Live Oak Campground, along Bear Canyon. 600 Comment
  SJSU5664  Eriodictyon crassifolium W. Savage 1965-9-9 493 Los Angeles Santa Susana Pass Rd 2 mi E of Ventura-Los Angeles Co. line 457 Comment
  CAS-BOT-BC189161  Eriodictyon crassifolium var. nigrescens Le Roy Abrams; E. A. McGregor 1908-6-19 322 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  CAS-BOT-BC189193  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1936-7-1 4204 Los Angeles Bell Canyon, San Gabriel Mountains 944 Comment
  RSA0061129  Eriodictyon crassifolium var. nigrescens LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6834 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA582246  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1936-7-1 4204 Los Angeles Bell Canyon. 945 Comment
  SFV16681  Eriodictyon parryi P. Wilson, J. M. Albert 1996-6-12 3445 Los Angeles San Gabriel Mountains Off Highway 2 at mile marker 44.03, near Short Cut. 1524 Comment
  SBBG131935  Eriodictyon traskiae S. A. Junak 2000-5-19 SCa 1306 Los Angeles rd to White's Landing, 0.1 mi from intersection with airport rd, on E-facing slope 408 Comment
  CAS-BOT-BC222680  Eriodictyon trichocalyx I. M. Johnston 1917-7-28 1574 Los Angeles San Antonio Mountains. San Antonio Canon [Canyon] 2286 Comment
  RSA664092  Eriodictyon trichocalyx Marianne Marshall 1981-4-26 10 Los Angeles 1.0 mi N of fire station, East Fork of San Gabriel River on Hiking trail. Comment
  UCR270668  Eriodictyon trichocalyx subsp. trichocalyx R. G. Swinney 2011-6-29 15355 Los Angeles San Gabriel Mountains, Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  CAS-BOT-BC219337  Eriodictyon trichocalyx var. trichocalyx F. Grinnell Jr. 1917-7-8 s.n. Los Angeles Barley Flats, San Gabriel Mountains 1706 Comment
  SD197874  Eriogonum angulosum Mark A. Elvin 2003-6-19 2949 Los Angeles Hills west of San Martinez Grande Canyon and north of CA Hjighway 126, Newhall Ranch. 366 Comment
  RSA0050407  Eriogonum baileyi R. G. Swinney 2009-11-16 11625 Los Angeles 20 m east (up canyon) from east edge of Kentucky Springs, tributary of Kentucky Springs Canyon, 3/4 mile W of Angeles Forest Hwy at Angeles National Forest boundary, 0.4 mi. west of junction of Mt. Emma Rd. and Angeles Forest Hwy 1122 Comment
  UCR163334  Eriogonum baileyi Anuja Parikh, Nathan Gale 2004-6-22 2061 Los Angeles NE end of Santa Susana Mtns./Santa Clara River Valley, Newhall Ranch (study area 13), near the Ventura County line, downstream of Mayo Spur 305 Comment
  RSA393156  Eriogonum cinereum L. E. Hoffman 1931-11-16 s.n. Los Angeles Malibu Creek Comment
  RSA393165  Eriogonum cithariforme var. agninum H. E. Hasse, Anstruther Davidson 1906-06 s.n. Los Angeles Big Rock Creek. Comment
  CAS-BOT-BC242773  Eriogonum davidsonii F. Grinnell Jr. 1908-9-14 s.n. Los Angeles Mt. Wilson 1524 Comment
  RSA0115403  Eriogonum davidsonii R. G. Swinney 2010-9-23 13884 Los Angeles San Gabriel Mountains; summit of Middle Hawkins Peak on Hawkins Ridge. 2576 Comment
  RSA393176  Eriogonum davidsonii Roy R. Snelling 1977-4-18 10 Los Angeles 2 miles south of Pearblossom. 1067 Comment
  UCR220253  Eriogonum davidsonii R. G. Swinney 2009-4-28 10511 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  CHSC36043  Eriogonum elongatum var. elongatum James Henrickson 1972-11-2 8098 Los Angeles 8 mi. NW of Newhall, ca. 1 mi. W. of Hwy. 5 on grassy slopes above Hasley Cyn. Rd. 365 Comment
  CAS-BOT-BC253268  Eriogonum fasciculatum var. foliolosum John H. Thomas 1957-2-14 6485 Los Angeles Hills north of Eagle Rock, about 3-4 miles east of Pasadena 304 Comment
  RSA393418  Eriogonum fasciculatum var. foliolosum C. Epling 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  RSA584673  Eriogonum fasciculatum var. foliolosum Tim S. Ross, Annette H. Ross 1991-6-3 5549 Los Angeles San Jose Hills: undeveloped slopes west of California State Polytechnic University, Pomona. 274 Comment
  RSA713813  Eriogonum fasciculatum var. foliolosum Valerie L. Soza, Miriam Sidibeh 2003-3-26 1619 -b Los Angeles Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  UCR127966  Eriogonum fasciculatum var. foliolosum A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26088 Los Angeles Western San Gabriel Mtns., Newhall Ranch, Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon 457 Comment
  RSA393460  Eriogonum fasciculatum var. polifolium Frances Runyan 1971-7-20 s.n. Los Angeles Near Davenport Road, Agua Dulce. Comment
  UCR212794  Eriogonum fasciculatum var. polifolium Ellen Mackey, Blake Whittington 2006-10-11 NFWF- 1787 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, [San Dimas Canyon], near San Dimas Canyon Creek trail 398 Comment
  UC77570  Eriogonum giganteum J. W. Toumey 1894-9-3 Los Angeles Catalina Island Comment
  RSA526641  Eriogonum giganteum var. formosum Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4223 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
Read comments
Nov 20 2012
  CAS-BOT-BC250303  Eriogonum giganteum var. giganteum June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island - Summit Comment
  CHSC5107  Eriogonum gracile M. MacArthur 1967-7-16 92 Los Angeles Charlton flat ca. 1 mi from Angeles Crest Hwy., below parking area #12, Angeles National Forest, San Gabriel Mts. 1524 Comment
  RSA681856  Eriogonum gracile var. gracile Scott D. White, Michael Honer 2003-6-18 9573 Los Angeles Liebre Mountains: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. 549 Comment
  RSA579302  Eriogonum gracile var. gracile Tim S. Ross 1994-7-19 8174 Los Angeles Claremont: S base of Indian Hill Mesa. 396 Comment
  CAS-BOT-BC252237  Eriogonum grande var. grande Reid Moran 1958-9-16 6846 Los Angeles Canyon 2 miles SE of Eel Point, San Clemente Island 100 Comment
  SBBG98486  Eriogonum grande var. grande T. Ross 1991-5-22 5467 Los Angeles Spray Cyn, short cyn 2400 ft ENE of Spray (which is 5200' N of Eel Pt) 79 Comment
  RSA729785  Eriogonum heermannii var. heermannii R. G. Swinney 1999-8-16 7635 Los Angeles San Gabriel Mtns: Grandview Canyon, c. 1/4 mile north of All Nations Camp and Big Pines Highway. 1732 Comment
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Jul 24 2016
  SD253529  Eriogonum hirtiflorum R. G. Swinney 2011-6-15 15164 Los Angeles San Gabriel Mountains: Manzanita Campground area, Chilao Flat, ca. 0.7 road mile NW of S entrance at Angels Crest Highway. 1584 Comment
  RSA393659  Eriogonum maculatum Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  RSA10823  Eriogonum mohavense Victor Duran 1933-5-23 3416 Los Angeles near Lancaster Comment
  RSA214739  Eriogonum mohavense Victor Duran 1933-5-23 3416 Los Angeles near Lancaster Comment
  RSA755449  Eriogonum plumatella R. G. Swinney 2008-10-7 9477 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  RSA765298  Eriogonum pusillum Doris Bowers 1957-5-10 852 Los Angeles Mohave Desert N/o Big Pines area 915 Comment
  RSA628811  Eriogonum saxatile Scott D. White, Dave Bramlet 1998-6-29 6816 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
  UC6447  Eriogonum saxatile J. H. Barber 1897-7-11 254 Los Angeles Mt. Gleason summit Mt. Gleason Comment
  RSA424906A  Eriogonum saxatile Geo. L. Moxley 1915-7-23 429 Los Angeles San Gabriel Mountains: near summit of Strawberry Peak. Comment
  RSA523418  Eriogonum trichopes var. trichopes G. H. True 1936-5-16 295 Los Angeles Head of Mint Canyon, 4 miles south of Palmdale 915 Comment
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Feb 8 2011
  UCR107076  Eriogonum umbellatum var. minus R. G. Swinney 1995-8-28 4479 Los Angeles San Gabriel Mtns., West Mt. Baldy summit 3043 Comment
  SBBG64209  Eriogonum vimineum R. Hoffmann 1928-11-11 Los Angeles near Harold Comment
  CAS-BOT-BC265006  Eriogonum wrightii var. subscaposum Victor Duran 1933-7-28 3540 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  UC586868  Eriogonum wrightii var. subscaposum Joseph Andorfer Ewan 1934-8-11 8337 Los Angeles Chilao San Gabriel Mts., Chilao 1645 Comment
  RSA600739  Eriophyllum ambiguum var. ambiguum L. C. Wheeler 1955-4-17 7139 Los Angeles San Gabriel Mountains: Bare Mountain Canyon, off Little Rock Creek. Comment
  CAS-BOT-BC297949  Eriophyllum confertiflorum John H. Thomas 1957-5-31 6796 Los Angeles Occidental College Campus, Los Angeles. Hills behind campus Comment
  CAS-BOT-BC297959  Eriophyllum confertiflorum LeRoy Abrams 1902-6-15 2550 Los Angeles Sepulveda Canyon, Santa Monica Mts Comment
  POM158013  Eriophyllum confertiflorum M. B. Dunkle 1928-3-31 1800 Los Angeles Little Harbor 30 Comment
  SJSU13639  Eriophyllum confertiflorum C. W. Sharsmith 1941-6-22 4405 Los Angeles above Eaton Canyon, San Gabriel Mts 762 Comment
  JEPS34704  Eriophyllum confertiflorum var. confertiflorum F. W. Peirson 1924-6-16 Los Angeles Pasadena Comment
  JEPS34718  Eriophyllum confertiflorum var. confertiflorum F. W. Peirson 1920-9-12 2276 Los Angeles s trail Baldy; San Gabriel Mts., Baldy 2438 Comment
  LA88355  Eriophyllum confertiflorum var. confertiflorum O. H. Kappler; 1941-5-9 255 Los Angeles Santa Monica Mountains, Cold Creek, N slope 213 Comment
  RSA753999  Eriophyllum confertiflorum var. confertiflorum Anonymous 670604 Los Angeles San Gabriel Mts., Angeles National Forest, Switzers campground 1006 Comment
  UC468934  Eriophyllum confertiflorum var. confertiflorum J. Grinnell 1903-7-3 Los Angeles Scoville Hill Pasadena, Scoville Hill Comment
  UC896279  Eriophyllum confertiflorum var. confertiflorum C. B. Clokey, I. W. Clokey, and B. C. Templeton 1930-5-13 4761 Los Angeles Bouquet Canyon 800 Comment
  UC90265  Eriophyllum confertiflorum var. confertiflorum T. S. Brandegee May 1890 Los Angeles Santa Catalina Island Comment
  RSA250667  Eriophyllum pringlei R. F. Thorne, J. P. Simon, John Dourley, H. Caulfield 1970-5-1 39536 Los Angeles Mojave Desert: Along road to Valyermo ca. 1 mile east of Pallett Ranch at foot of grade north of Pinyon Pine Ridge in Shoemaker Canyon. 1402 Comment
  SBBG61087  Eriophyllum pringlei R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  UCR150842  Eriophyllum pringlei R. G. Swinney 1998-4-14 5974 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  RSA611073  Erodium botrys Louis C. Wheeler 1970-6-9 s.n. Los Angeles San Pedro: Harbor Blvd. at 4th Street. 3 Comment
  RSA652869  Erodium botrys Ron Martinolich 1991-5-3 63 Los Angeles Glendale, south of Figueroa Street dead end (at Marengo Drive). Past gate, south at T in road, to top of hill. Comment
  RSA653854  Erodium cicutarium Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 806 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 549 Comment
  UCR220350  Erodium cicutarium R. G. Swinney 2009-4-13 10315 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  UCSB8682  Erodium cicutarium Hurd, Richard 1956-4-13 Los Angeles Highway 138, 16 mi. E of Littlerock Comment
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Nov 23 2014
  RSA670927  Erodium moschatum Joseph M. Keefe 2001-1-19 30927 Los Angeles North side of wood fence along the Eagle Rock Park path between Scholl Canyon Road and Eagle Rock View Drive, 5 meters west of beginning of private driveway with mailboxes (5475 Eagle Rock View Drive); Eagle Rock District, Los Angeles, 90041. 293 Comment
  UCR23699  Erodium moschatum John C. Roos 1943-3-7 2642 Los Angeles Santa Monica, near Sawtell Comment
  SD113960  Erodium moschatum Darley F. Howe April 43 Los Angeles Claremont Comment
  UC455741  Erysimum capitatum I. J. Condit 1907-1-3 Los Angeles Mt. Lowe Pasadena Comment
  UCR179724  Erysimum capitatum R. G. Swinney, Dave Larson 1996-7-17 5144 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  RSA66275  Eschscholzia caespitosa Joseph A. Ewan 1930-5-30 2242 Los Angeles E shoulder, Cahuenga Peak, Santa Monica Mts. 518 Comment
  CAS-BOT-BC403158  Eschscholzia californica Peter H. Raven 1962-5-22 17834 Los Angeles Santa Catalina Island: first canyon west of Lions Head Point 51 Comment
  CAS-BOT-BC403185  Eschscholzia californica S. B. Parish; W. F. Parish 1887-6-1 1953 Los Angeles Elizabeth Lake Comment
  RSA433655  Eschscholzia californica N. C. Cooper 1945-5-1 2197 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  RSA725900  Eschscholzia californica Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2920 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  RSA433675  Eschscholzia californica G. R. Johnstone 1930-4-6 s.n. Los Angeles Pine Canyon. Comment
  RSA656387  Eschscholzia californica J. Keeling 1980-5-11 12 Los Angeles Verdugo Mountains: Southeast side of house 3846 Fourth Avenue, La Crescenta. 473 Comment
  RSA433666  Eschscholzia californica subsp. californica Ambrose Schindler 1940-3-4 s.n. Los Angeles Tujunga Canyon. Comment
  POM12314  Eschscholzia californica var. peninsularis F. L. Robinson 1921-5-9 75 Los Angeles Claremont. Comment
  CAS-BOT-BC92214  Eschscholzia ramosa Carl B. Wolf 1932-5-9 3448 Los Angeles Santa Catalina Island. Pebbly Beach. 7 Comment
  CAS-BOT-BC92215  Eschscholzia ramosa Peter H. Raven 1962-4-9 17165 Los Angeles San Clemente Island. Sides of small arroyo above Wilson Cove. 60 Comment
  CATA3266  Eucalyptus conferruminata Julia Parish, Ben Dion 2017-1-30 008 Los Angeles Santa Catalina Island: East side of the lower campsite at Black Jack Campground 455 Comment
  RSA655933  Eucalyptus globulus James Henrickson 2000-4-15 20683 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  RSA0080966  Eucrypta chrysanthemifolia R. G. Swinney 2010-4-28 12404 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
  RSA0116796  Eucrypta chrysanthemifolia R. G. Swinney 2010-5-25 12934 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  POM73397  Eucrypta chrysanthemifolia Marcus E. Jones 1903-5-15 15 Los Angeles Catalina Island. 30 Comment
  RSA675865  Eucrypta chrysanthemifolia var. chrysanthemifolia LeRoy Gross 2003-3-7 767 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 564 Comment
  UCR85808  Eucrypta chrysanthemifolia var. chrysanthemifolia T. S. Ross 1991-3-24 4311 Los Angeles Whittier Hills (Puente Hills, pro parte) 311 Comment
  RSA226230  Eucrypta chrysanthemifolia var. chrysanthemifolia Gary D. Cromwell 1971-4-21 573 Los Angeles Mystic Canyon, 2 mi. NE of Glendora. Comment
  NY519451  Eupatorium adenophorum T. S. Ross 1992-5-24 6405 Los Angeles Lower Brown's Gulch: just W of the San Gabriel Dam. 463.3 Comment
  UCR95370  Euphorbia maculata L. C. Wheeler 1970-8-8 s.n. Los Angeles City of Norwalk, Cerritos College, 11110 E. Alondra Blvd. 24 Comment
  UCR181358  Euphorbia palmeri R. G. Swinney 1997-6-13 5596 Los Angeles San Gabriel Mtns, ridge NE of Table Mountain (peak 7473 ft.), c. 0.4 mi. west of San Bernardino Co. line 2195 Comment
  SFV21845  Euphorbia peplus J. D. Dilley 1997-3-29 152 Los Angeles Santa Monica Mountains Studio City. Beatty Dearing Trail, beginning on Mulholland Drive, 0.5 miles west of Laurel Canyon. 245 Comment
  CDA20114  Euphorbia peplus M. O'Brien 2003-4-2 MOB 13 -03 Los Angeles South Coast; El Matador Beach in Robert H. Meyer Memorial SB. 0 Comment
  UCSB18973  Euphorbia peplus Keefe, Joseph 1962-12-25 Los Angeles 325 West Norman Avenue, West Arcadia 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
  UCR213514  Euphorbia terracina A. C. Sanders, Karen Kirtland 2010-5-14 38346 Los Angeles South Coast, Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  RSA0111943  Eurotia lanata Richard G. Swinney 2011-4-19 14405 Los Angeles San Gabriel Mountains: San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  CATA3340  Extriplex californica Amy Catalano, Schylar Gholson 2016-2-9 013 Los Angeles Santa Catalina Island: Beach southwest of Smuggler's Loop Road 0 Comment
  SD90286  Extriplex californica Robert F. Thorne 1970-3-6 39387 Los Angeles Santa Catalina Island; rocky slopes above Cotton Canyon beach. 7 Comment
  SBBG128219  Festuca arundinacea M. L. Hoefs, S. A. Junak, J. T. Columbus 2001-5-25 3195 Los Angeles upper Bulrush Cyn, below 2nd reseroir 304 Comment
  SD69653  Festuca arundinacea Robert F. Thorne 1967-5-18 36861 Los Angeles Santa Catalina Island: Middle Bulrush Canyon, near stream bed 244 Comment
  UCR266345  Festuca microstachys D. E. Bramlet 1999-4-27 2740 Los Angeles Western Transverse Range, Agoura Hills, Yerba Buena Elementary School proposed site (subsequently built), 34 acres, end of Reyes Adobe Rd. near Ventura Co. line 317 Comment
  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
  RSA0108919  Festuca myuros R. G. Swinney 2011-3-26 14226 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 476 Comment
  UCR255773  Festuca myuros R. G. Swinney 2010-5-4 12493 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  UCR94665  Festuca myuros A. C. Sanders, E. J. Lott 1993-5-6 13966 Los Angeles Western Mojave Desert, 13 miles north of Palmdale, Sierra Hwy at Ave 'F 701 Comment
  UCR127193  Festuca octoflora A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26279 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, c. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 457 Comment
  UCR194733  Festuca octoflora var. hirtella Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 688 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 595 Comment
  CATA1079  Festuca perennis Mark L. Hoefs 1995-5-16 2029 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  SD30966  Festuca temulenta Edith A. Purer 1931-3-18 983 Los Angeles Palos Verdes Hills Comment
  RSA0116284  Ficus microcarpa R. E. Riefner Jr. 2015-8-2 15 -214 Los Angeles City of Alhambra, N side of 110 Freeway on E side of Garfield St. 129 Comment
  RSA724395  Filago californica K. Dobry 1990-3-25 234 Los Angeles Simi Hills at Dayton Canyon Comment
  UCR256169  Filago californica R. G. Swinney 2010-3-22 12013 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  RSA527731  Filago californica Steve Boyd 1990-4-8 4298 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA464877  Forestiera pubescens Freda Detmers 1931-5-17 s.n. Los Angeles Mint Canon. [canyon] Comment
  RSA586027  Forestiera pubescens Orlando Mistretta 1995-2-28 1528 Los Angeles San Gabriel Mountains, Carr Canyon. 1037 Comment
  RSA636100  Forestiera pubescens Louis C. Wheeler 1953-9-12 7050 Los Angeles San Gabriel Mountains: Vincent Gap. Comment
  UCR255509  Frangula californica Dan S. Cooper 2014-6-26 614- 34 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, upper Vista del Valle Rd. northeast of Mt. Hollywood 348 Comment
  RSA613488  Frangula californica subsp. californica Louis C. Wheeler 1931-8-16 S- 33 Los Angeles San Gabriel Mountains: San Antonio Canyon. 915 Comment
  SFV2326  Frankenia salina A. M. Johnson 1933-5-17 4264 Los Angeles Los Angeles, Del Rey. 1 Comment
  UCR150614  Fraxinus velutina Scott D. White 1997-5-8 5088 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  RSA600060  Fremontodendron californicum Steve D. Boyd, Lauren Raz 1997-5-20 9815 Los Angeles Liebre Mountains region: Eastern flank of Liebre Mountain, along ridge top firebreak near the head of the North Fork Fish Canyon, due north of Atmore meadows and west of the saddle between Liebre and Sawmill mountains. 1585 Comment
  UCR99493  Fremontodendron californicum Steve Boyd, Lauren Raz 1997-5-6 9731 Los Angeles Liebre Mtns, Northern flank of Red Mountain, near the head of Clearwater Canyon, about 0.1 mi east of the saddle divide with Ruby Canyon 915 Comment
  RSA367719  Fritillaria biflora Elbert Benjamine 1929-3-17 118 Los Angeles Griffith Park, Los Angeles. Comment
  JEPS16306  Fritillaria pinetorum P. A. Munz 1922-5-30 5573 Los Angeles head of Swartout Valley (San Antonio Mountains); , Swartout Valley 2194 Comment
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Dec 13 2011
  SEINET10961597  Funastrum hartwegii G. B. Grant Grant 972 Los Angeles Covina Comment
  SEINET3146814  Galinsoga parviflora var. parviflora E. Braunton 1902-10-2 716 Los Angeles Vernon; S CA Comment
  POM367614  Galium Peterson 1931-7-10 s.n. Los Angeles Griffith Park. Comment
  POM367608  Galium Fay A. MacFadden 1934-05 12945 Los Angeles Malibu Beach. Comment
  UCR269980  Galium andrewsii R. G. Swinney 2010-5-19 12803 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  JEPS114005  Galium andrewsii subsp. andrewsii Timothy S. Ross and Steve Boyd 1994-5-4 7615 Los Angeles San Fracisquito Canyon: headwaters of the canyon, NE of Green Valley; ca 600 m SW of summit of grade; ca 2460 m ESE of Grass Mountain summit. Comment
  RSA0051338  Galium andrewsii subsp. intermedium Valerie Soza 2004-6-21 1725 b Los Angeles Liebre Mountains, dirt road north off of Rd 7N23, just west of Sawmill Camp entrance. 1615 Comment
  RSA746569  Galium andrewsii subsp. intermedium Orlando Mistretta 1992-5-21 397 Los Angeles Transverse Ranges; San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  UCR276942  Galium angustifolium R. G. Swinney 2010-5-21 12869 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  LA50691  Galium angustifolium subsp. angustifolium Carl Epling; 1929-4-27 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA0105746  Galium angustifolium subsp. angustifolium R. G. Swinney 2011-7-7 15430 Los Angeles San Gabriel Mountains: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  RSA682662  Galium angustifolium subsp. angustifolium LeRoy Gross, Naomi S. Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1082 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  RSA597402  Galium angustifolium subsp. gabrielense Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3766 Los Angeles Vicinity of Crystal Lake. 1677 Comment
  SBBG95234  Galium aparine M. B. Dunkle 1929-4-13 1867 Los Angeles Renton Mine Rd Comment
  SD231431  Galium aparine Sula Vanderplank, Leroy Gross, Steve Hoskinson 2005-5-6 50506 60 Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  RSA527773  Galium aparine Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4338 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA534043  Galium aparine Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5261 Los Angeles San Clemente Island: westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of rest [1336'] marker; 1800 t SE of Malo Knoll [1396']) 384 Comment
  RSA536061  Galium aparine Tim S. Ross 1991-5-21 5385 Los Angeles San Clemente Island: Upper easterly branch of Box Canyon, affected by recent burn 473 Comment
  UC1348874  Galium catalinense Robert F. Thorne and P. Everett 1965-6-23 34996 Los Angeles nw Avalon (mouth of canyon); Santa Catalina Island, Hamilton Canyon 7 Comment
  SD85152  Galium catalinense subsp. catalinense E. R. Blakley 1962-10-4 5397 Los Angeles canyon bottom, Ironwood Gully, south of Catalina Harbor at Isthmus 167 Comment
  POM4420  Galium grande L. T. Street 1918-5-19 s.n. Los Angeles Mt. Wilson trail near Camp Ualtee Comment
  RSA586706  Galium johnstonii Orlando Mistretta, Mark A. Elvin 1995-6-20 1804 Los Angeles Bare Mountain Canyon. 1738 Comment
  SD239899  Galium johnstonii R. G. Swinney 2008-6-17 9057 Los Angeles San Gabriel Mountains: ridge west of Jackson Flats, 0.4 mile NW of Hwy 2 at Vincent Gap on Pinyoon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N 26 (Valyermo 7.5'Q) 2160 Comment
  OBI69289  Galium nuttallii subsp. insulare John Knapp, Denise Knapp 2003-5-11 40 Los Angeles Catalina Island 198 Comment
  RSA67145  Galium parishii F. W. Peirson 1922-7-5 3158 Los Angeles North of Big Pines, sometimes called La Montaine, San Gabriel Mountains 2256 Comment
  RSA550421  Galium porrigens var. porrigens Tim S. Ross 1992-7-10 6679 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater and Wickiup Canyons; N and NE slope above stream. 975 Comment
  RSA585928  Galium porrigens var. porrigens Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-8 2935 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
  UCR205661  Gamochaeta pensylvanica A. C. Sanders, T. B. Salvato 2009-5-20 36877 Los Angeles San Gabriel Valley, Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 69 Comment
  UCD132369  Gamochaeta pensylvanica Louis C. Wheeler 1967-6-16 9851 Los Angeles San Gabriel Mountains: North side of Sunset Ridge, south of Millard Canyon. 640 Comment
  RSA0034284  Gamochaeta ustulata Mark L. Hoefs, Steven A. Junak, Melissa Askew 1999-7-15 3058 Los Angeles Santa Catalina Island: Lower Bulrush Canyon. 262 Comment
  RSA585939  Garrya flavescens Tim S. Ross 1990-5-23 2640 Los Angeles Mt. Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft) on the watershed divide between Mill Canyon and Moody Canyon. 1308 Comment
  UC1122663  Garrya flavescens A. Lewis Feb 1934 296 Los Angeles Gold Creek; Angeles National Forest 1036 Comment
  UCR147618  Garrya flavescens Naomi Fraga, LeRoy Gross, B. Hogshead 2004-5-20 1199 Los Angeles Transverse Ranges; San Gabriel Mountains region, North Fork of Lytle Creek, on slopes along north side of the canyon, northeast of Paiute Campground 1860 Comment
  JEPS66753  Garrya veatchii A. M. Ottley 1920-5-6 626 Los Angeles between Fish Canyon and Monrovia Canyon; San Gabriel Mts. Comment
  CDA5227  Gaura sinuata Dick Jones 1933-9-19 Los Angeles San Fernando Valley. 0 Comment
  UCR190024  Gayophytum R. G. Swinney 1998-6-12 6955 Los Angeles San Gabriel Mtns., NW of Jackson Lake at Ball Flat, 0.7 mi. north of Big Pines Hwy on 4N16, Ball Flats Rd. 1890 Comment
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May 1 2012
  RSA0106509  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-7-29 15576 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  SEINET13203240 Image available Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-1 15255 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy (Waterman Mt. 7.5' Q.) 1780 Comment
  UC73311  Gayophytum heterozygum Geo. B. Grant May 1902 492 Los Angeles Mt. Wilson Comment
  SFV1808  Genista monspessulana C. Gasser 1956-3-9 s. n. Los Angeles Santa Monica Mountains Highway 101 by Malibu Canyon Road cutoff. 240 Comment
  UCR242036  Geranium bicknellii Dan S. Cooper 2012-4-30 412- 7 Los Angeles Santa Monica Mountains, Topanga, west end of Robinson Road/ Kim Trail, off North Topanga Canyon Blvd/Hwy 27 281 Comment
  RSA641367  Geranium californicum Orlando Mistretta, R. T. Hawke 1995-6-29 1864 Los Angeles San Gabriel Mountains: Lightning Ridge Trail, Blue Ridge. On edge of meadow south of Mt. High ski area parking lot. Comment
  RSA0053882  Gilia R. G. Swinney 2010-5-11 12634 Los Angeles San Gabriel Mountains: Acton 0.7 road miles SE of jct. of Soledad Canyon Rd. and Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt rd., below US Forest Service boundary. 829 Comment
  RSA606021  Gilia Leota Brice 1930-5-22 s.n. Los Angeles Mint Canyon. Comment
  SD241130  Gilia R. G. Swinney 2009-4-28 10527 A Los Angeles Transverse Range; San Gabriel Mountains: summit of Mt. Emma (Pacifico Mtn,7.5'Q) 1597 Comment
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Sep 2 2017
  RSA735093  Gilia achilleifolia Rosemarie Zimmermann 1961-3-30 21 Los Angeles Blanchard Park, Pomona College. 366 Comment
  SFV2885  Gilia achilleifolia P. G. Kilburn 1958-3-5 647 Los Angeles San Fernando Valley Oat Mountain, Brown Canyon. Comment
  RSA506806  Gilia aliquanta subsp. aliquanta L. C. Wheeler 1967-5-12 9466 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  UCR130059  Gilia aliquanta subsp. aliquanta George K. Helmkamp, E. A. Helmkamp 1998-5-21 4055 Los Angeles Western Mojave Desert/Transverse Range, junction of Munz Ranch Rd and Lake Elizabeth Rd., north of Lake Elizabeth 1006 Comment
  UCR102524  Gilia aliquanta subsp. breviloba George K. Helmkamp, E. A. Helmkamp 1997-3-6 1359 Los Angeles Tehachapi Mtns., Hills south of Gorman. Along Gorman Post Rd c. 1.1 mi. NW of Calif. Hwy 138 1128 Comment
  CHSC3670  Gilia angelensis Mary MacArthur 1966-6-4 39 Los Angeles 5 ft from river bed. 1524 Comment
  SFV21730  Gilia angelensis A. Dittmer 2005-1-26 81 Los Angeles Santa Monica Mountains Red Rock Canyon, about 0.25 miles from main parking inside eastern entrance of park. 350 Comment
  HSC101284  Gilia cana R. G. Swinney 2009-4-28 10504 Los Angeles Transverse Range, San Gabriel Mountains: Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  SEINET5514129  Gilia capillaris F. Turner 1970-1 Los Angeles Collected E of Gorman Kern County Comment
  SFV22137  Gilia capitata subsp. abrotanifolia V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 758 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. Open, west-northwest-facing slope below trail along ridgetop. 488 Comment
  UCR185595  Gilia capitata subsp. abrotanifolia A. C. Sanders 2007-4-25 33589 Los Angeles Tehachapi Mtns., Oso Canyon, 0.75 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  RSA470230  Gilia capitata subsp. abrotanifolia L. E. Hoffman 1931-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  UCD117780  Gilia latiflora subsp. davyi Daryl Koutnik 1978-3-23 130 Los Angeles north side of State Highway 18 and just west of Llano. 975 Comment
  RSA225987  Gilia leptantha subsp. transversa R. F. Thorne, C. W. Tilforth 1971-6-29 40690 Los Angeles ca. 3.6 miles down Aliso Canyon from junction with Angeles Forest Rd. 945 Comment
  UC908498  Gilia minor Herbert L. Mason 1926-4-26 2989 Los Angeles desert slopes between Vincent and Palmdale (Mohave Desert); , btw Vincent and Palmdale Comment
  RSA0115690  Gilia ochroleuca subsp. bizonata A. C. Sanders 2007-4-25 33587 Los Angeles Tehachapi Mtns.: Oso Canyon, 0.75 mi. SE of the Kern Co. line along Oso Canyon Rd. 1143 Comment
  RSA0016171  Gilia ochroleuca subsp. ochroleuca Steve Boyd 1986-3-30 1495 -B Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  CAS-BOT-BC402065  Gilia ochroleuca subsp. vivida Geo. B. Grant 1906-6-15 s.n. Los Angeles Summit of Mt. Wilson, San Gabriel Mts. 1828 Comment
  UC303737  Gilia ochroleuca subsp. vivida I. Johnston 1917-6-20 1265 Los Angeles Baldy Lookout of U.S. Forest Service San Antonio Mountains, Baldy Lookout of U.S.Forest Service (San Antonio Mts.) 2133 Comment
  UCR223279  Gilia ochroleuca subsp. vivida R. G. Swinney 2009-7-29 11412 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  UCR277710  Gilia ochroleuca subsp. vivida B. C. Templeton 1932-5-31 4858 Los Angeles San Gabriel Mtns., West Blue Ridge, Big Pines Camp, Angeles National Forest 2195 Comment
  UCR205909  Gilia splendens R. G. Swinney 2008-5-5 8779 Los Angeles San Gabriel Mtns., Punchbowl Canyon at north boundary of Devils Punchbowl County Park, confluence of East and West Forks of Punchbowl Cyn, 0.3 mi. south of Big Rock Creek 1256 Comment
  RSA436241  Githopsis diffusa subsp. candida H. E. Hasse 1895-1 s.n. Los Angeles Soldiers Home, Santa Monica. Comment
  CDA3380  Glinus lotoides G. C. Fleischman 1946-10-2 Los Angeles Sana Bernardino Basin; Puddingstone Reservoir near San Dimas. 0 Comment
  SBBG66294  Glyptopleura setulosa R. Hoffmann 1929-5-20 Los Angeles Roosevelt Comment
  RSA600004  Gnaphalium californicum Steve Boyd, Lauren Raz 1997-5-28 9843 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  RSA657352  Gnaphalium californicum J. Keeling 1980-6-1 42 Los Angeles South side of Big Tujunga Canyon Road, 1/2 mile east of Mt. Gleson intersection, Tujunga 549 Comment
  UCR223063  Gnaphalium californicum R. G. Swinney 2009-5-6 10686 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon at confluence with Little Rock Creek 909 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
  LA201645  Gnaphalium palustre Arthur C. Gibson; 2003-12-27 5006 Los Angeles Simi Hills, Chatsworth Oak Park on N side of Chatsworth Reservoir Comment
  UCR273047  Gnaphalium palustre R. G. Swinney 2011-6-1 14956 Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  RSA678201  Gnaphalium stramineum Valerie L. Soza, LeRoy Gross 2001-4-24 1177 Los Angeles Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.6 mile WNW of the Santa Anita Dam. 884 Comment
  UCR218014  Gnaphalium stramineum A. C. Sanders, Dan S. Cooper 2010-8-5 38579 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  PASA1910  Godetia cylindrica Frank W. Peirson 1923-6-19 Los Angeles Boquet Canyon 1066 Comment
  CAS-BOT-BC110280  Grayia spinosa Le Roy Abrams; E. A. McGregor 1908-6-24 826 Los Angeles Near Willow Springs, Antelope Valley. 792 Comment
  UCSB1693  Grayia spinosa Kamb, Peter 1948-3-13 Los Angeles Eastern Lovejoy Buttes, Antelope Valley 853 Comment
  RSA562319  Grindelia D. Charlton 1991-9-19 5626 Los Angeles Sierra Hwy near Avenue E S of Edwards AFB and Rosamond in Antelope Valley, Mojave Desert. 710 Comment
  RSA9687  Guillenia lasiophylla L. C. Wheeler 1932-4-1 546 Los Angeles San Jose Hills at Pomona. 305 Comment
  POM359226  Gutierrezia californica F. R. Fosberg 1931-7-11 7197 Los Angeles Ridge Route near Tumble Inn,, Western Sierra Madre Mts. 1100 Comment
  RSA015547  Haplopappus squarrosus Fay A. MacFadden 1929-10-10 2163 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  UC74001  Hazardia squarrosa var. grindelioides J. Q. Adams 1905-1-1 17 Los Angeles s Los Angeles County Comment
  UC74042  Hazardia squarrosa var. grindelioides Dr. J. Q. Adams 1905-9-1 Los Angeles near Soldier's Home Comment
  CAS-BOT-BC302324  Hazardia squarrosa var. squarrosa Louis C. Wheeler 1931-9-25 159 Los Angeles Eagle Rock 274 Comment
  SEINET10974182  Hedera David B. Dunn 1971-8-11 Dunn 18337 Los Angeles Cultivated plants on chimney at 4911 Pasadena Ave. Terr. in Highland Park. Comment
  SD252281  Hedypnois cretica Steven A. Junak 1999-4-23 Sca 849 Los Angeles Santa Catalina Island. E of isthmus, plant stop, along S side of road; localized population; disturbed site. 182 Comment
  CAS-BOT-BC306642  Helenium bigelovii Robert F. Thorne; C. W. Tilforth; John Dourley 1969-7-29 38846 Los Angeles San Gabriel Mts., Angeles National Forest: Slope above Angeles Crest Hwy. N & below Lily Spring at headwater of S Fork, Big Rock Creek, c. 2 mi. S of Dawson Saddle 2316 Comment
  RSA517122  Helianthemum scoparium T. S. Ross, S. D. Boyd 1990-5-14 2505 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1152 Comment
  RSA126678  Helianthemum scoparium var. vulgare P. H. Raven, Henry J. Thompson 1958-10-11 1750 Los Angeles near junction of Saddle Peak Road with Tuna Canyon Road Comment
  UCR281651  Helianthus annuus R. G. Swinney 2014-5-27 16656 Los Angeles San Gabriel Mountains, Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin 445 Comment
  SBBG60837  Helianthus gracilentus R. Hoffmann 1927-6-11 Los Angeles Ridge Route (US Hwy 99) Comment
  SD249144  Helianthus inexpectatus Mark Elvin 2014-9-12 Los Angeles Western Transverse Range, Newhall Ranch, large natural spring at north foot of Airport Mesa 0.75 mile SW of Castaic Junction, above confluence of Castaic Creek with Santa Clara River. 305 Comment
  IRVC28699  Heliotropium curassavicum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25477 Los Angeles Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals NE end of Santa Susana Mtns. 335 Comment
  SD252292  Heliotropium curassavicum Steven A. Junak 2000-6-29 Sca 1353 Los Angeles Santa Catalina Island: Along E side of Middle Ranch Road, ca. 1.1 miles from intersection with Airport Road. 292 Comment
  UCR272920  Heliotropium curassavicum Steven A. Junak 2000-6-30 SCa- 1357 Los Angeles Channel Islands, Santa Catalina Island, upper end of Little Harbor, near camp area, campground 8 Comment
  RSA535733  Hemizonia clementina Timothy S. Ross 1991-5-23 5482 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment 37 Comment
  POM155626  Hemizonia fasciculata M. L. Bryan 1928-5-9 22 Los Angeles Mandeville canyon. Near Santa Monica. Comment
  POM49288  Hemizonia fasciculata L. W. Nuttall 1920-5-19 s.n. Los Angeles Santa Catalina Island Comment
  RSA660782  Hemizonia ramosissima J. Doughty 1985-5-19 190 Los Angeles Angeles National Forest, Graveyard Canyon, junction of San Gabriel Road and entrance to Follows Camp. Roadside opposite entrance to Follows Camp. Comment
  RSA187930A  Hesperocnide tenella Robert F. Thorne 1966-4-28 36216 Los Angeles Santa Catalina Island: W-facing rocky bank near upper end Renton Mine road in Pebbly Beach Canyon. 259 Comment
  RSA628889  Hesperocnide tenella Louis C. Wheeler 1969-5-4 s.n. Los Angeles East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 549 Comment
  SEINET6730995  Hesperocnide tenella G. B. Grant 1904-5-26 564 -6267 Los Angeles Pasadena Comment
  UC1929540  Hesperocyparis stephensonii Scott D. White, Justin Wood 2008-5-6 11939 Los Angeles Puente / Chino Hills: Chino Hills, NW of Carbon Canyon Rd and SE of Tonner Canyon, on SCE powerline corridor (SE corner of county). Firestone Boy Scout Reservation. Comment
  CAS-BOT-BC422494  Hesperomecon linearis Brandegee 1889-5-1 15 Los Angeles Pasadena Comment
  CAS-BOT-BC135942  Hesperoyucca whipplei Geo. B. Grant Apr. 4 s.n. Los Angeles Laurel Canyon Comment
  UCR277154  Heterocodon rariflorum R. G. Swinney 2011-6-15 15204 Los Angeles San Gabriel Mountains, Chilao Flat, north of south entrance road to Chilao Flat Campground, 0.1 mile west of Angeles Crest Hwy 1631 Comment
  CAS-BOT-BC143697  Heteromeles arbutifolia R. M. Beauchamp 1967-1-29 159 Los Angeles San Clemente Island, behind Pyramid Cove Comment
  RSA654266  Heteromeles arbutifolia Monica Acosta 1998-5-25 20 Los Angeles Parking lot J at California State Polytechnic University. (Cal Poly Pomona) 226 Comment
  SDSU9052  Heteromeles arbutifolia R. M. Beauchamp 1967-1-29 159 Los Angeles Growing in ravine in impact area behind Pyramid Cove. San Clemente Island. Comment
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May 16 2008
  UCR219280  Heteromeles arbutifolia Jonas A. Winbolt, Rocky Brown 2010-8-20 010 Los Angeles Western Transverse Range, south of Santa Clarita, north side of Hwy I-5 and the Old Road, southeast of trailer park along powerline corridor 956 Comment
  RSA0072431  Heteromeles arbutifolia R. G. Swinney 1989-11-24 1490 Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon area. On Big Dalton Canyon Road, 1.5 miles NE of Glendora Mountain Road. Comment
  RSA0072468  Heteromeles arbutifolia Robert F. Thorne, Percy C. Everett 1964-2-6 33296 Los Angeles Santa Catalina Island. Above Fourth of July Cove. 30 Comment
  CAS-BOT-BC318865  Heterotheca grandiflora John H. Thomas 1957-2-14 6486 Los Angeles North of Eagle Rock about 3-4 miles east of Pasadena 304 Comment
  RSA0074397  Heterotheca grandiflora S. Carlquist 1958-8-30 618 Los Angeles Weed in field at west city limits of Claremont, along Foothill Blvd. Comment
  RSA0074408  Heterotheca grandiflora F. L. Robinson 1921-4-15 35 Los Angeles North of Claremont. Comment
  JEPS2485  Heterotheca sessiliflora subsp. fastigiata I. W. Clokey and B. C. Templeton 1936-5-18 5666 Los Angeles 1 mi above San Gabriel Canyon dam; San Gabriel Canyon Comment
  SJSU13545  Heterotheca sessiliflora subsp. fastigiata C. W. Sharsmith 1940-8-29 4230 Los Angeles head of Eaton Canyon, San Gabriel Mts 1371 Comment
  RSA729693  Hieracium argutum R. G. Swinney 1998-8-28 6852 Los Angeles San Gabriel Mtns.: Stoddard Canyon at 'Stoddard Falls' 915 Comment
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Dec 10 2020
  UC1922302  Hirschfeldia incana Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 695 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Freeway, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Comment
  RSA0118521  Hirschfeldia incana Steven A. Junak, Mark Hoefs, Keri Kirkland 1997-11-14 SCa- 478 Los Angeles Santa Catalina Island. Upper edge of camp at Emerald Bay, just N of main road. 18 Comment
  RSA449769  Holodiscus discolor Fordyce Griffiths Jr. 1916-6-10 s.n. Los Angeles Sister Elsie Trail, San Gabriel Mountains near Pasadena. Comment
  UCR205035  Holodiscus discolor R. G. Swinney 2003-5-12 8203 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Wilderness Park, c. 0.5 mi. S of Big Dalton Cyn. Rd. and c. 0.9 mi. E of Glendora Mtn. Rd., 100 yds N of Big Cienega Spring Rd. 610 Comment
  UCSB22838  Holodiscus discolor var. discolor Ewan, Joseph 1933-7-4 Los Angeles Spanish Canyon above Monrovia, San Gabriel Mts. 609 Comment
  POM352450  Hordeum brachyantherum F. R. Fosberg 1930-6-26 53058 Los Angeles Lower Ballona Creek 5 Comment
  SEINET1906758 Image available Hordeum depressum A. C. Sanders, E. J. Lott 1993-1 13959 Los Angeles Western Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave ''F' 701 Comment
  UCR36480  Hordeum jubatum A. C. Sanders, F. C. Vasek 1984-6-6 5083 Los Angeles Mojave Desert, SW end of Rosamond Lake (dry) near E end of Ave. 'C 701 Comment
  SBBG130711  Hordeum marinum subsp. gussoneanum S. A. Junak 2000-5-6 SCa 1269 Los Angeles small reservoir [Deep Tank], S side of Upper Empire Quarry Rd, 0.8 mi W of intersection with rd to Empire Landing housing 97 Comment
  PASA641  Hordeum murinum Sally Ellis 1939-4-4 Los Angeles Claremont Comment
  UCR213426  Hordeum murinum A. C. Sanders, Dan S. Cooper 2010-3-12 37328 Los Angeles South Coast, Madrona Marsh, Torrance 24 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
  POM1307  Hordeum murinum subsp. glaucum C. F. Baker 1909-5-20 5276 Los Angeles Claremont. 365 Comment
  SBBG113123  Hordeum vulgare S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 369 Los Angeles Skull Cyn, ca. 0.4 rd mi from intersection with Middle Ranch Cyn Rd 228 Comment
  RSA562550  Hordeum vulgare var. trifurcatum Steve Boyd, Orlando Mistretta 1993-5-11 8131 Los Angeles Western San Gabriel Mtns, north of Sylmar and south of Santa Clarita, within rhe Tujunga Ranger District of the Angeles National Forest, along Placerita canyon Road within Placerita canyon 488 Comment
  UCR141849  Horkelia rydbergii R. G. Swinney 1997-9-6 5856 Los Angeles San Gabriel Mountains, Jackson Lake area. Ball Flat, 0.8-0.9 mi N of Big Pines Hwy at end of SW spur of Forestry Service Rd 4N16. 1890 Comment
  RSA579321  Hulsea vestita subsp. gabrielensis Timothy S. Ross 1994-5-31 7976 Los Angeles W slope, ca 860 m WSW of the 7124-ft summit 2072 Comment
  SEINET3147766  Hypochaeris glabra G. B. Grant 1905-4-19 sn Los Angeles Garvanza Comment
  UCD133354  Hypochaeris glabra Daryl Koutnik 1978-4-28 425 Los Angeles Point Dume near Zuma Beach. 45 Comment
  UCR95321  Hypochaeris glabra L. C. Wheeler 1967-4-9 9183 Los Angeles San Gabriel Mtns., San Gabriel Canyon, Canyon Inn [2280 North San Gabriel Canyon Rd., Azusa] 244 Comment
  SD112007  Isocoma menziesii var. menziesii Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island, Cottonwood Creek Comment
  LA200217  Isocoma menziesii var. vernonioides Jonathan Sauer; D. Bradbury, A. Lang 1969-9-25 4610 Los Angeles Santa Monica Mountains, Sequit Point 15 Comment
  RSA4773  Isocoma menziesii var. vernonioides James Snow 1932-1 s.n. Los Angeles Plants of the Bryant Ranch, near Long Beach, California. South East 1/4 Section 2, Township 5 S, Range 12 W Station #1, Plant #4. Comment
  SJSU5569  Isocoma menziesii var. vernonioides S. S. Kibby 1963-12-27 Los Angeles San Antonio Canyon, San Gabriel Mts 609 Comment
  JEPS42710  Isomeris arborea W. L. Jepson 8935 Los Angeles mts above Castac Lake (foot of hill from Ridge Road, before Tejon Pass) 1219 Comment
  UCR76403  Isomeris arborea var. arborea T. S. Ross 1992-4-14 6149 Los Angeles Channel Islands, San Clemente Island: central east side of island 137 Comment
  UCR205842  Iva axillaris R. G. Swinney 2008-6-9 8976 Los Angeles San Gabriel Mtns., mouth of Sandrock Creek, 0.26 mi. (air) south of Valyermo post office 1137 Comment
  SD69622  Jaumea carnosa Robert F. Thorne, P. Everett 1965-5-11 34537 Los Angeles Salt flat inside Ballast Point on east side of Catalina Harbor. Comment
  RSA771954  Jepsonia malvifolia R. F. Thorne 1968-2-25 37913 Los Angeles Cherry Valley, Santa Catalina Island. Comment
  CHSC8386  Juglans californica Edward L. Smith 1957-4-16 253 Los Angeles Located in a wash at Pomona College, Claremont. 365 Comment
  SD255777  Juglans californica R. G. Swinney 2010-4-20 12280 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2 mile north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  UC1135935  Juglans californica var. californica A. E. Wieslander 1933-3-26 283 Los Angeles Puente Hills Corona (Anaheim) Quadrangle Comment
  RSA0011172  Juglans californica var. californica R. G. Swinney 1969-4-25 359 Los Angeles San Gabriel Mts: In and near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries. Harrow Canyon, 200 yards S of Harrow Canyon debris basin on Easley Canyon Road. 381 Comment
  CAS-BOT-BC110039  Juncus acutus E. R. Blakley 1961-9-24 4784 Los Angeles Santa Catalina Island. Little Springs Canyon. 15 Comment
  RSA0114944  Juncus balticus R. G. Swinney 2011-6-15 15186 Los Angeles San Gabriel Mountains; Chilao Creek, 100 m south and north of Chilao Campground. 1573 Comment
  UCR190761  Juncus bufonius R. G. Swinney 1999-6-30 7490 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.1 mi. north of Big Pines Hwy at All Nations Camp 1585 Comment
  RSA151123  Juncus bufonius Peter H. Raven 1962-5-8 17594 Los Angeles San Clemente Island: mouth of canyon at south end of Seal Cove 9 Comment
  CATA556  Juncus bufonius var. bufonius Mark L. Hoefs, Robert F. Thorne 1975-8-7 820 Los Angeles Santa Catalina Island: Lower Middle Canyon 76 Comment
  CATA813  Juncus bufonius var. bufonius Mark L. Hoefs 1991-6-17 1388 Los Angeles Santa Catalina Island: Near middle of Bulrush Canyon 368 Comment
  UCR108180  Juncus duranii L. C. Wheeler 1966-8-21 8828 Los Angeles San Gabriel Mtns., Dorr Canyon, NW slope of Mt. Burnham, Lodgepole Picnic Area, Angeles Crest Hwy 2317 Comment
  RSA0056206  Juncus macrophyllus Orlando Mistretta, Mike Hammit 1991-4-15 s.n. Los Angeles Liebre Mountains region: San Francisquito Canyon. 543 Comment
  RSA685157  Juncus macrophyllus Scott D. White 2003-7-25 9646 Los Angeles Santa Clarita area; Santa Clara River just upstream from Boquet Canyon bridge; Newhall. 351 Comment
  RSA0115840  Juncus mexicanus Steven A. Junak 1999-7-15 SCa- 1031 Los Angeles Santa Catalina Island. Bulrush Canyon, just upstream from SCa-1027. 243 Comment
  RSA69629  Juncus patens F. W. Peirson 1923-4-10 3416 Los Angeles San Clemente Island: canyon running south from summit. Comment
  LA82495  Juncus phaeocephalus var. paniculatus O. H. Kappler; 1940-5-19 18 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA250339  Juncus rugulosus Robert F. Thorne, Larry E. DeBuhr 1972-8-18 42239 Los Angeles San Gabriel Mountains, Angeles National Forest: Buckhorn Station along Angeles Crest Highway 2061 Comment
  RSA762502  Juncus rugulosus R. G. Swinney 2008-10-10 9574 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  UC1595240  Juncus rugulosus Tim Ross, Peter Fritsch 1990-6-20 3593 Los Angeles near the confluence of the East and West Forks of the San Gabriel River (mouth of Burro Canyon, San Gabriel Mountains); San Gabriel Mountains, Burro Canyon 445 Comment
  RSA577285  Juniperus californica Orlando Mistretta 1994-7-20 1434 Los Angeles Big Rock Creek, Sycamore Flat Campground 1305 Comment
  RSA670384  Juniperus californica B. C. Templeton 1930-4-8 1017 Los Angeles San Francisquito Canyon, San Gabriel Mts. 915 Comment
  RSA85558  Juniperus californica F. W. Peirson 1919-5-11 427 Los Angeles Arraster Creek, north slope of San Gabriel Mts. 853 Comment
  SBBG35099  Juniperus californica R. Hoffmann 1927-8-31 Los Angeles near Oak's Garage, Mint Cyn Comment
  UCSB6149  Keckiella antirrhinoides Gill, Robert 1959-4-16 Los Angeles Pomona College 365 Comment
  NY790203  Keckiella cordifolia F. Grinnell Jr. 1905-7-4 459 Los Angeles Newhall Comment
  RSA401754A  Keckiella cordifolia Ruth Herley 1932-4-26 s.n. Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  RSA401774A  Keckiella cordifolia Mary H. Ward 1970-4-19 LASCA- 933 Los Angeles San Rafael Hills,behind Linda Vista, southwestern Pasadena 305 Comment
  RSA650910  Keckiella cordifolia Joan Del Pino 1981-5-29 32 Los Angeles Galster Park. Comment
  SBBG13585  Keckiella cordifolia P. H. Raven 1962-5-22 17830 Los Angeles first cyn W of Lions Head Pt Comment
  NY790455  Keckiella ternata var. septentrionalis S. D. Boyd 1997-5-28 9846 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. 865.6 Comment
  NY790457  Keckiella ternata var. septentrionalis T. S. Ross 1990-6-28 3957 Los Angeles Liebre Mountain: southerly slopes to the south and southwest of the West Summit and ridge to its West. Liebre Mountain 7.5' USGS Quadrangle. 1389.9 Comment
  POM1171  Koeleria macrantha I. M. Johnston 1917-7-1 1520 Los Angeles San Antonio Mountains; Near Browns Flats. 1372 Comment
  CAS-BOT-BC271335  Koeleria pyramidata Geo. B. Grant 1906-6-15 s.n. Los Angeles Summit of Mt. Wilson, San Gabriel Mts. 1828 Comment
  SBBG16994  Krascheninnikovia lanata K. A. Wilson 1962-5-12 1273 Los Angeles Pearblossom: Valyermo Rd, 2 mi SE of 131st St. East Comment
  SD69732  Lactuca serriola Robert F. Thorne 1966-4-29 36276 Los Angeles Santa Catalina Island above ranch in Middle Ranch Canyon. 230 Comment
  RSA707938  Lamarckia aurea L. M. Prince, N. Refulio 2002-3-25 2 -283 Los Angeles Claremont, Palmer Canyon. ~0.25 km north of Padua Ave. on Palmer Canyon Rd. 450 Comment
  UC70981  Lamarckia aurea Joseph Burtt Davy 1902-3-22 Los Angeles Claremont Comment
  POM352632  Lamarckia aurea Anstruther Davidson 1890-05 s.n. Los Angeles [no locality information provided] Comment
  UCR95472  Lamium amplexicaule L. C. Wheeler 1967-4-9 9186 Los Angeles San Gabriel Mtns., San Gabriel Canyon, Canyon Inn [2280 North San Gabriel Canyon Rd., Azusa] 244 Comment
  IRVC22346  Lantana montevidensis A. C. Sanders, Andy Thompson 2003-4-15 26009 Los Angeles Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence NE end of Santa Susana Mtns. 366 Comment
  UCD107205  Larrea tridentata Steve Mason 1993-5-2 32 Los Angeles Mojave Desert, just N of Saddleback Butte State Park on E. 190th St. (N5), 0.1 mi. N of Ave. J., 50-100' off East side of road. 853 Comment
  UC89998  Lasthenia coronaria L. R. Abrams 1899-4-1 Los Angeles sand dunes between Redondo and Santa Monica Comment
  LA203787  Lasthenia glabrata subsp. coulteri LeRoy Abrams; 1903-4-10 3240 Los Angeles Ballona marshes, near Mesmer Comment
  SBBG12613  Lasthenia gracilis P. H. Raven 1962-4-11 17283 Los Angeles due W of Wall 2 9 Comment
  UC177411  Lasthenia gracilis T. S. Brandegee May 1890 Los Angeles Santa Catalina Island Comment
  POM361505  Lasthenia gracilis Ora M. Clark 1929-3-29 1803 Los Angeles N. W. Saugus Comment
  RSA527753  Lasthenia gracilis Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4322 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA0112071  Lathyrus Steven A. Junak 2000-5-18 SCa- 1295 Los Angeles Santa Catalina Island. Just E of town at isthmus, plant stop. 15 Comment
  UCR270147  Lathyrus vestitus R. G. Swinney 2011-4-9 14390 Los Angeles San Gabriel Mountains, NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  POM243856  Lathyrus vestitus subsp. alefeldii F. R. Fosberg 1931-5-6 S- 4806 Los Angeles Santa Catalina Island. Cape Canyon. 10 Comment
  RSA526619  Lathyrus vestitus subsp. laetiflorus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4209 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  POM9673  Lathyrus vestitus subsp. laetiflorus Anonymous 1920-5-16 s.n. Los Angeles Tujunga 473 Comment
  CAS-BOT-BC183627  Lathyrus vestitus subsp. laevicarpus Timothy S. Ross; Steve Boyd 1994-5-4 7658 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley 1389 Comment
  RSA724458  Lavandula K. Dobry 1991-5-18 607 Los Angeles At 415 Stunt Rd. Santa Monica Mts. Cold Creek Cyn Comment
  RSA434059  Lavatera assurgentiflora subsp. assurgentiflora Unspecified 1931-7-2 s.n. Los Angeles El Segundo. Comment
  POM361630  Layia glandulosa Ora M. Clark 1929-4-30 1925 Los Angeles E Lancaster Comment
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Feb 22 2012
  RSA601776  Layia glandulosa L. C. Wheeler 1955-4-16 7128 Los Angeles San Gabriel Mountains: Pinyon Flat. Comment
  RSA763223  Layia glandulosa Justin M. Wood 2010-5-10 1588 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  CAS-BOT-BC380176  Layia platyglossa Frank W. Peirson 1923-4-9 3430 Los Angeles San Clemente Island; Wilson's Cove Comment
  PASA2315  Layia platyglossa Sally Ellis 1939-5-5 Los Angeles Baseline and Cajon pass Comment
  UC194114  Layia platyglossa S. B. and W. F. Parish Jun 1887 1924 Los Angeles Elizabeth Lake Comment
  SD90397  Layia platyglossa subsp. campestris Robert F. Thorne 1966-4-15 35996 Los Angeles San Clemente Island; rocky southwest facing bluff 0.67 mile southsoutheast of Eel Point. 74 Comment
  UCR259093  Lemna R. G. Swinney 2010-10-15 14060 Los Angeles San Gabriel Mountains, from Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake 329 Comment
  RSA300980  Lepechinia fragrans D. C. Michener 1982-8-3 4164 Los Angeles CA 2, 6.6 miles north of Pasadena & jct with I-210. Comment
  RSA409635  Lepechinia fragrans Robert L. Dressler 1949-6-18 873 Los Angeles Johnstone Peak, San Gabriel Mts. 854 Comment
  RSA97668  Lepechinia fragrans R. M. Straw 1954-6-16 612 Los Angeles 0.5 mi. above ranger station, on old road in chaparral; Angeles Crest Hwy, San Gabriel Mountains. Comment
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Dec 11 2014
  SFV9386  Lepidium lasiocarpum M. L. Vincent, L. Swade 1964-4-2 486 A Los Angeles San Gabriel Mountains 0.5 miles south of Valyermo Road on Pallett Road. 1110 Comment
  SBBG130746  Lepidium lasiocarpum S. A. Junak 2000-3-30 SCa 1142 Los Angeles W end of beach at Little Harbor 24 Comment
  CATA1573  Lepidium nitidum Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2842 Los Angeles Santa Catalina Island: By upper end of road to Toyon Beach 411 Comment
  POM202118  Lepidium nitidum P. A. Munz 1934-4-2 13138 Los Angeles Puddingstone Canyon, San Dimas. 304 Comment
  RSA429623  Lepidium nitidum M. B. Dunkle 1932-2-27 2867 Los Angeles Silver Canyon trail, Santa Catalina Island. Comment
  RSA591979  Lepidium virginicum Mark Hoefs, D. Propst 1973-3-3 33 Los Angeles Santa Catalina Island: west side of Black Jack Mt. 412 Comment
  UCR125618  Lepidium virginicum A. C. Sanders 2003-5-22 26809 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  UCR223590  Lepidium virginicum var. pubescens R. G. Swinney 2009-6-3 11060 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
  SBBG108902  Lepidium virginicum var. robinsonii S. A. Junak 1997-3-11 SCl 754 Los Angeles just S of saddle on small ridge overlooking Pyramid Cove, ca. 0.25 mi SSE of Triangulation Stn Guds 152 Comment
  CAS-BOT-BC328078  Lepidospartum squamatum Ernest Braunton 1902-9-1 695 Los Angeles Arroyo Seco Comment
  RSA659803  Lepidospartum squamatum Fred Brooks 1988-4-23 21 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  UC220221  Lepidospartum squamatum Katharine Brandegee Los Angeles Ravenasa Comment
  UCR126236  Lepidospartum squamatum A. C. Sanders 2003-3-14 25762 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  RSA596503  Lepidospartum squamatum L. C. Wheeler 1966-11-19 9133 Los Angeles San Gabriel Mountains. Tunnel Bypass, 1/4 mi. upstream from Dutch Louie Camp, Pacoima Canyon. 716 Comment
  RSA95033  Lepidospartum squamatum F. W. Peirson 1919-10-20 275 Los Angeles Brae Burn Road, Altadena. Comment
  RSA550007  Lepidospartum squamatum var. squamatum Scott D. White 1992-10-8 899 B Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  RSA668148  Leptochloa fusca subsp. uninervia Ian Swift 2001-9-27 338 Los Angeles Lower Bouquet Canyon, On a side channel of Bouquet Canyon receiving nuisance runoff 50 m E of Scudder Boy's Camp 432 Comment
  UCR86847  Leptodactylon californicum Scott D. White 1995-4-27 2966 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  UC303735  Leptodactylon pungens I. Johnston 1917-7-3 1411 Los Angeles Upper San Antonio 2286 Comment
  RSA788854  Leptosiphon breviculus J. Mark Porter, Lauren Machen 2012-5-30 15131 .2 Los Angeles Along CA Hwy 2 (Angeles Crest Highway) across the highway from Dawson Saddle Trail (and pull-off). 2412 Comment
  SEINET13387059 Image available Leptosiphon breviculus R. G. Swinney 2011-1 15478 Los Angeles San Gabriel Mountains: "Strawberry Potrero", uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property (Chilao Flat 7.5' Q.) 1426 Comment
  UCD118462  Leptosiphon breviculus Louis C. Wheeler 1964-6-20 8489 Los Angeles Mt. Waterman, south side. Comment
  LA36084  Leptosiphon liniflorus Peter H. Raven; 1960-5-21 15396 Los Angeles Santa Monica Mountains, near Cornell Corners 243 Comment
  SEINET8483148 Image available Leptosyne bigelovii J. Henrickson 1973-5-12 9598 Los Angeles 6 air miles SE of Pearblossom, 4.6 road miles S of Llano in lower portion of Bob's Gap along 165 St 1234 Comment
  POM49385  Lessingia glandulifera var. glandulifera L. R. Abrams 1901-07 1909 Los Angeles Claremont. Comment
  RSA0087097  Lessingia glandulifera var. glandulifera R. G. Swinney 2010-6-1 13080 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1067 Comment
  RSA226088  Lessingia glandulifera var. glandulifera R. F. Thorne, C. W. Tilforth 1971-6-17 39901 Los Angeles N slope of San Gabriel Mountains: near junction of Bee Canyon with Santa Clara River valley, 1.3 mi. E of junction of Antelope Valley Freeway with Soledad Canyon Road along latter. 549 Comment
  RSA336434  Lessingia glandulifera var. glandulifera R. F. Thorne, Dick Tilforth 1978-6-21 52327 Los Angeles San Gabriel Mountains: N of Bob's Gap Comment
  POM361801  Lessingia glandulifera var. glandulifera Louis C. Wheeler 1931-9-1 48 Los Angeles 2 miles north of Claremont 412 Comment
  CAS-BOT-BC283780  Leymus cinereus W. R. Dudley; F. H. Lamb 1896-6-4 4304 Los Angeles Lancaster Comment
  RSA202468  Leymus triticoides R. L. Armacost 1963-6-6 1665 Los Angeles Parkway. S. Monica. Comment
  LA91453  Lilium humboldtii subsp. ocellatum Bruce Douglas Clayton; Greg Shaw 1972-4-1 53 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus 490 Comment
  RSA681143  Lilium humboldtii subsp. ocellatum LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1046 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. 519 Comment
  RSA377160  Lilium parryi Bonnie C. Templeton 1933-7-21 5051 Los Angeles Upper end of Prairie Forks, San Gabriel Mountains. 2058 Comment
  RSA68709  Lilium parryi Frank W. Peirson 1921-7-17 2515 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains. 2134 Comment
  UCD98515  Limonium perezii Arthur Alcantara; Earl Brown 1993-4-6 s.n. Los Angeles Palos Verdes Peninsula, Hawthorne Blvd. to end towards ocean, make rt. On Palos Verdes Dr. West, left on Via Margarita to end, hike through gate down cliffs to shoreline, sea level. 540 Comment
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Jul 8 2014
  RSA802056  Limosella acaulis Orlando Mistretta, Cher Batchelor, Neal Kramer 2011-7-25 5973 Los Angeles Rincon Red Box Rd, on ridgeline dividing W Fork San Gabriel River Cyn and Santa Anita Cyn, near helipad. 1227 Comment
  UCR209862  Linanthus breviculus R. G. Swinney 2008-7-15 9195 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  RSA505062  Linanthus californicus Orlando Mistretta 1987-6-25 s.n. Los Angeles Angeles National Forest. San Gabriel Mts; eastern flank of Mt. Gleason near microwave tower. Comment
  RSA304671  Linanthus californicus J. R. Shevock 1970-3-24 59 Los Angeles Foothills. 457 Comment
  RSA468455  Linanthus californicus subsp. glandulosus Adele G. Axtman 1931-7-5 s.n. Los Angeles Foothills, Verdugo Comment
  RSA679996  Linanthus concinnus LeRoy Gross, Michael Denslow 2003-6-4 980 Los Angeles Trail from Islip Saddle to South Fork Big Rock Creek. 0.5 to 0.7 mile down trail from the Saddle, before Reed Spring. 1921 Comment
  RSA775514  Linanthus concinnus Orlando Mistretta, Christine Mistretta 2010-5-20 5175 Los Angeles Aliso Creek, slopes W of Angeles Forest Hwy., 0.6 miles S of jct. with Aliso Cyn. Rd. 1280 Comment
  UC1929333  Linanthus concinnus Valerie Soza, Naomi Fraga 2003-7-3 1710 Los Angeles Transverse Ranges; San Gabriel Mountains region; Big Rock Creek; Manzantia Trail. 1593 Comment
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Aug 11 2014
  UC908269  Linanthus dichotomus Herbert L. Mason 1926-4-27 3023 Los Angeles Rock Creek San Gabriel Mountains Comment
  RSA0010367  Linanthus dichotomus subsp. pattersonii Orlando Mistretta, Christine Mistretta 2008-4-10 2415 Los Angeles Ritter Ridge, SW of Quartz Hill. Along SCE transmission lines just S. of California Aqueduct . (Segment 5, structure 17 per TRTP survey - 2008) 919 Comment
  RSA764497  Linanthus dichotomus subsp. pattersonii Orlando Mistretta, Christine Mistretta 2008-4-29 2618 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 65 per TRTP Survey 2008), just E of State Hwy 14 (Antelope Valley Fwy), in the vicinity of Vincent. 976 Comment
  RSA0030713  Linanthus parryae Pam De Vries 2014-3-25 7871 Los Angeles Mojave Desert (West); Near the town of Antelope Acres in an open field on the west side of 90th St, one mile south of Hwy 138. 735 Comment
  UCR186938  Linanthus parryae A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32073 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
  UCR190466  Linanthus parryae R. G. Swinney 2001-4-18 7876 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge 1223 Comment
  RSA73006  Linanthus parryae F. W. Peirson 1917-5-13 945 Los Angeles West of Little Rock. Comment
  SBBG17751  Linanthus pygmaeus subsp. pygmaeus P. H. Raven 1962-5-9 17692 Los Angeles just N of Gray 487 Comment
  RSA400308  Linaria bipartita Edwin Kline 1924-4-19 s.n. Los Angeles Near Brookside Park, Pasadena Comment
  RSA400294  Linaria canadensis var. texana F. R. Fosberg 1931-5-6 S- 4820 Los Angeles Cape Canyon, Santa Catalina Island. 280 Comment
  RSA400361  Linaria dalmatica Robert Kessler 1920-1 3385 Los Angeles Camp Sturtevant. [Santa Anita Canyon, San Gabriel Mts.] Comment
  SBBG122673  Linaria maroccana S. L. Crockett 1997-2-19 63 Los Angeles 0.3 mi NE of Wrigley Botanical Garden (toward Avalon) on Avalon Cyn Rd, LA County Interpretive Center 91 Comment
  UCR189411  Lithophragma R. G. Swinney 1998-5-30 6155 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  RSA199023  Lithophragma affine W. M. Gauntt 1966-4-16 159 -A Los Angeles Junction of Glendora Mountain Road and San Gabriel Canyon Road. 915 Comment
  PASA905  Lithophragma affine Sally Ellis 1939-4-7 Los Angeles Puddingstone Comment
  SEINET6032168  Lithophragma affine G. B. Grant 1904-1 701 Los Angeles Garvanza Comment
  SEINET6032174  Lithophragma affine E. Braunton 1904-1 912 Los Angeles Glendale to Burbank Comment
  UCSB2563  Lithophragma affine Foster, R. 1987-4-3 Los Angeles Near Camp Baldy Road, east of Monte Vista Avenue, Claremont Comment
  UCD170563  Lithophragma tenellum R. G. Swinney 1998-7-8 6338 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat. 2280 Comment
  RSA468260  Lithophragma tenellum Bonnie C. Templeton 1932-5-31 4878 Los Angeles Big Pines Park; San Gabriel Mts. 2088 Comment
  POM307839  Lobularia maritima Henry J. Ramsey, Henry J. Ramsey 1938-1-9 2762 Los Angeles Eaton Canyon Park, Altadena Comment
  CAS-BOT-BC174514  Loeflingia squarrosa Alice Eastwood 1906-6-5 207 Los Angeles Glendale Comment
  RSA65596  Loeflingia squarrosa F. W. Peirson 1920-5-3 2123 Los Angeles Little Tujunga Wash, west end of San Gabriel Mts. 335 Comment
  POM49440  Loeseliastrum matthewsii A. D. E. Elmer 1902-06 3683 Los Angeles Acton. Mt. Gleason. 829 Comment
  UC62966  Logfia filaginoides H. M. Hall 1902-5-3 3109 Los Angeles San Francisquito Pass Comment
  POM155790  Lolium temulentum M. B. Dunkle 1928-4-13 900 Los Angeles Renton Mine Road, Santa Catalina Island. 274 Comment
  RSA596094  Lolium temulentum Mark Hoefs, R. F. Thorne 1995-7-26 2472 Los Angeles Santa Catalina Island, lower Middle Canyon, just below Eagle's Nest Lodge. 134 Comment
  SD254520  Lomatium lucidum R. G. Swinney 2011-5-10 14646 Los Angeles San Gabriel Mountains: c. 0.4 mile NE of Manzanita Mt. along connection trail between Hillside Trail and Manzanita Mt. trail, inside Placerita Canyon Natural Area (Mint Canyon 7.5'Q) 500 Comment
  UCR138531  Lomatium lucidum L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mtns., Center Creek off of Gold Creek off of Little Tujunga Creek. 854 Comment
  RSA308994  Lomatium mohavense J. R. Shevock 1976-4-26 5024 Los Angeles Uncommon to occassional along FS trail 10w09 between South Fork Campground and Devils Chair. San Gabriel Mts., Angeles National Forest. 1372 Comment
  RSA772292  Lomatium mohavense R. G. Swinney 2009-4-28 10525 Los Angeles summit of Mt. Emma 1585 Comment
  UCR190455  Lomatium mohavense R. G. Swinney 2001-4-18 7893 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, ridge top c. 500 m east of south end of Bobs Gap 1311 Comment
  RSA611656  Lomatium mohavense subsp. longilobum Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10086 Los Angeles Liebre Mountains region: Anaverde Valley at north base of Sierra Pelona. 976 Comment
  RSA167838  Lonicera hispidula var. vacillans R. F. Thorne, Percy C. Everett 1964-2-7 33487 Los Angeles Santa Catalina Island; Along creek in Middle canyon below dam 183 Comment
  RSA229111  Lonicera interrupta R. F. Thorne, C. W. Tilforth 1971-6-29 40708 Los Angeles San Gabriel Mountains, Angeles National Forest: Aliso Creek at Tie Canyon where crossed by Angeles Forest Road. 1372 Comment
  CAS-BOT-BC234859  Lonicera subspicata var. denudata LeRoy Abrams 1902-6-15 2544 Los Angeles Sepulveda Canyon, Santa Monica Mountains Comment
  RSA588960  Lonicera subspicata var. denudata Orlando Mistretta 1994-6-8 1340 Los Angeles Little Rock Creek. un-named drainage draining N slope of Bare Mountain. 1158 Comment
  RSA649907  Lotus argophyllus subsp. decorus Lori Ackerman, Gerald Braden 1988-4-22 11 Los Angeles North end of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  UCR65563  Lotus argophyllus var. adsurgens Aaron Liston, Et al. 1989-4-30 803 -2 Los Angeles Channel Islands, San Clemente IslandPyramid Head, S end of the island 15 Comment
  UC168713  Lotus argophyllus var. argenteus George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 708 /6257 Los Angeles Santa Catalina Island Comment
  RSA0003348  Lotus argophyllus var. ornithopus M. B. Dunkle 1939-4-4 7252 Los Angeles San Clemente Island: China Point, Pyramid Cove Comment
  SEINET3139360  Lotus crassifolius var. crassifolius R. Corral Diaz, A Corral, Diaz 1986-7-3 2116 Los Angeles Montanas San Gabriel, por la carretera No. 2, a 25.8 mi al norte de la interseccion con la autopista No. 134. Comment
  RSA571638  Lotus dendroideus var. traskiae F. H. Elmore 1939-11-26 s.n. Los Angeles Wilson Cove, San Clemente Island Comment
  UC1194907  Lotus dendroideus var. traskiae Reid Moran 1958-9-15 6841 Los Angeles above Wilson Cove (San Clemente Island); San Clemente Island 50 Comment
  SEINET3371870  Lotus hamatus G. Rink 2011-6-1 10572 Los Angeles Chino Hills, northeast of La Brea, weedy place 259 Comment
  UCR43319  Lotus oblongifolius David Charlton 1986-6-15 296 Los Angeles San Gabriel Mtns, Buckhorn Campground: creek along Burkhart Trail 1768 Comment
  RSA0045264  Lotus salsuginosus R. G. Swinney 2010-3-22 12009 Los Angeles West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  SEINET12151340  Lotus salsuginosus E. A. Purer 1935-1 6549 Los Angeles Malibou Rd, Santa Monica Mts Comment
  UCR41724  Lotus scoparius 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
  RSA406837  Lotus scoparius Ora M. Clark 1928-12-23 1387 Los Angeles Venice Comment
  RSA498857  Lotus scoparius E. S. Spalding 1924-5-3 s.n. Los Angeles Manhattan Beach. Comment
  UCR131448  Lotus scoparius var. scoparius Alison Lipman 1998-3-23 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
  RSA549199  Lotus strigosus T. S. Ross 1990-6-20 3678 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1329 Comment
  RSA594588  Lotus strigosus L. C. Wheeler 1967-5-7 9291 Los Angeles San Gabriel Mountains. Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon. 655 Comment
  RSA660103  Lotus strigosus Orlando Mistretta 1992-6-12 533 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  UCR269940  Lotus strigosus R. G. Swinney 2010-4-13 12186 Los Angeles San Gabriel Mountains, 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom 610 Comment
  UCR282043  Lotus strigosus R. G. Swinney 2014-4-18 16112 Los Angeles San Gabriel Mountain/Mojave Desert, SW of Littlerock, 1.4 miles east of Cheseboro Rd., 100-300 m south of California Aqueduct, west of Little Rock Siphon and Little Rock Wash 968 Comment
  RSA90390  Lotus strigosus F. W. Peirson 1918-5-26 323 Los Angeles Summit of Mt. Wilson. 1707 Comment
  RSA498712  Lotus strigosus var. strigosus Helen M. Oster 1924-4-30 s.n. Los Angeles Foothills N. of Vermont Ave. Comment
  CAS-BOT-BC8395  Lotus sulphureus Anstruther Davidson 1892-8-1 s.n. Los Angeles Wilson's Peak Comment
  UC1481362  Lupinus albifrons David B. Dunn April 1956 RSA- 6450 -8292 Los Angeles Comment
  RSA0061209  Lupinus albifrons var. austromontanus Daisie Huang, Bart O'Brien 2008-4-20 08042008 Los Angeles Old Ridge Rte, after unmaintained section. 413 Comment
  RSA0089524  Lupinus bicolor R. G. Swinney 2011-5-12 14702 Los Angeles San Gabriel Mountains: Aliso Canyon Creek, 50-100 m west of Aliso Cyn. Road, 0.5 miles W of Angeles Forest Hwy, west of mouth of Cabin Cyn. Creek. 1183 Comment
  RSA562570  Lupinus bicolor Steve Boyd 1993-4-22 7980 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon. 854 Comment
  RSA600728  Lupinus bicolor L. C. Wheeler 1955-4-17 7136 Los Angeles Little Rock Creek at confluence with Bare Mountain Canyon. Comment
  UCR271191  Lupinus bicolor R. G. Swinney 2011-6-6 14996 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  OBI12932  Lupinus bicolor D. H. Thomson 1944-5-7 s.n. Los Angeles Burbank, Verdugo Hills mt range Comment
  RSA0041774  Lupinus bicolor Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-3-21 2808 Los Angeles Santa Catalina Island: HIllside above upper Cape Canyon. 359 Comment
  SFV4367  Lupinus bicolor D. B. Dunn 1941-3-29 965 Los Angeles Monterey Park Street and Garfield Ave. Comment
  POM350045  Lupinus bicolor subsp. microphyllus Paul lopez 1949-4-27 4263 Los Angeles Los Padres National Forest. 457 Comment
  CAS-BOT-BC187872  Lupinus chamissonis I. Johnston 1917-6-10 1338 Los Angeles Playa del Ray Comment
  RSA597007  Lupinus concinnus T. S. Ross 1990-6-25 3902 Los Angeles ridgetop to the NW of Crystal Lake (ridge descending SSW from Mt. Islip) 2072 Comment
  RSA643153  Lupinus concinnus Orlando Mistretta 1995-3-14 s.n. Los Angeles San Gabriel Mountains: Broad drainage basin on desert edge W of Little Rock Creek. On Emma section of Little Rock Creek Management Unit. 1112 Comment
  CAS-BOT-BC205157  Lupinus elatus I. M. Johnston 1918-7-6 2086 Los Angeles San Antonio Mountains. Prairie Fork of San Gabriel River 1981 Comment
  RSA607819  Lupinus elatus L. C. Wheeler 1968-7-24 s.n. Los Angeles San Gabriel Mountains: North side summit Winston Peak. 2270 Comment
  UCR256259  Lupinus elatus R. G. Swinney 2010-10-13 14032 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  CLARK-A1703-1194  Lupinus excubitus Charles S. Papp 1964-4-23 436 Los Angeles Claremont Comment
  UCR86845  Lupinus excubitus Scott D. White 1995-4-27 2967 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  SEINET10490382  Lupinus excubitus subsp. austromontanus Lyman D. Benson 1963-5-3 Benson 16257 Los Angeles Tejon ranch, 1 mile e of state route 138 and us99 near gorman; pacific slope, Granitic soil; pacific grassland; s slope; tehachapi mt. Range 1219 Comment
  CAS-BOT-BC205408  Lupinus excubitus var. austromontanus Timothy S. Ross 1995-4-26 8381 Los Angeles Liebre Mountains. West end of Liebre Mountain along Forest Service Road 7N23 ca 1.0 road-mile NE of its junction with the Old Ridge Route; ca 4080 ft SSW of Sandberg Triangulation Point (5345 ft.) 1362 Comment
  LA205060  Lupinus excubitus var. austromontanus Carl Epling; 1926-4-24 sn Los Angeles near Saugus Comment
  RSA588641  Lupinus excubitus var. austromontanus Orlando Mistretta 1994-5-31 1271 Los Angeles Santiago canyon. N slope of Pacifico Mountain. 2073 Comment
  RSA729969  Lupinus excubitus var. austromontanus R. G. Swinney 1999-5-22 7207 Los Angeles San Gabriel Mtns./Mojave Desert: Le Montaine Canyon, c. 0.5 mi. south of Camp Jubilee Rd. 1701 Comment
  JEPS65132  Lupinus excubitus var. hallii Miss C. M. Hoak 1924-2-27 Los Angeles Gibbs Estate Pasadena (Pasadena) Comment
  RSA642514  Lupinus excubitus var. hallii D. E. Bramlet 1999-5-14 2760 Los Angeles Puente Hills. 274m northwest of the 57/60 freeway and 1.1 km east of old Brea Canyon Road. East facing slope of last small knoll before Lincoln Ave. (existing residential area). 207 Comment
  SD87883  Lupinus formosus F. W. Peirson 1924-5-26 4638 Los Angeles South slope, Strawberry Peak; San Gabriel Mountains. Comment
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Nov 10 2010
  RSA628800  Lupinus formosus var. formosus Scott D. White 1998-6-29 6835 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
  RSA413632  Lupinus formosus var. formosus Donald R. Bissing 1973-6-2 78 Los Angeles Every Canyon, San Gabriels Mts. 0.4 mile from canyon mouth along roadside. 732 Comment
  UC1587723  Lupinus guadalupensis Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5149 Los Angeles beginning of Larkspur Canyon drainage San Clemente Island (1600 ft se of the 924' BM at the e end of the old airfield landing strip); , beginning Larkspur Canyon drainage 249 Comment
  RSA413669  Lupinus hirsutissimus Geo. L. Moxley 1914-2-23 211 Los Angeles Hills near Highland Park, Los Angeles. Comment
  RSA413684  Lupinus hirsutissimus Frances L. Cramer 1934-3-15 s.n. Los Angeles Santa Susana Pass. Comment
  UC15879  Lupinus hirsutissimus J. H. Barber 1897-3-15 57 Los Angeles Sta Monica Expt Station Comment
  RSA482507  Lupinus latifolius subsp. parishii Richard Noyes 1988-4-30 534 Los Angeles Claremont. San Gabriel Mountains: Burbank Canyon, northwest of Thompson Creek Dam 500 Comment
  LA200479  Lupinus longifolius Norman A. Cole; May 1964 360 Los Angeles Santa Monica Mountains, 6.3 mi from Pacific Coast Hwy along Piuma Rd 365 Comment
  RSA396478  Lupinus longifolius Walter Wisura 1987-4-30 4145 Los Angeles 8.6 miles from Rincon Forest Station along Rincon-Red Box forest road. San Gabriel Mountains. Comment
  RSA517110  Lupinus longifolius T. S. Ross 1990-5-14 2465 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1152 Comment
  UCSB46606  Lupinus longifolius Welton, Patti 1983-3-28 Los Angeles Southwest side of Mulholland Hwy., 2.2 miles north of its junction with Malibu Canyon Road, Santa Monica Mtns. 487 Comment
  SEINET10838227  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in a field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  SEINET10969982  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  LA33641  Lupinus microcarpus var. microcarpus Peter H. Raven; 1959-5-5 14157 Los Angeles Santa Monica Mountains, Tapia Park, above park 152 Comment
  RSA755933  Lupinus microcarpus var. microcarpus Orlando Mistretta, Christine Mistretta 2008-4-9 2405 Los Angeles Ritter Ridge, SW of Lancaster. Along SCE Edison transmission lines, 0.5 mi. NW of intersection of transmission lines with Elizabeth Lake Rd. (Segment 5, structure 28 per TRTP survey - 2008) 953 Comment
  SEINET10490364  Lupinus peirsonii Lee W. Lenz 1968-6-11 Lenz 37790 Los Angeles San gabriel mtns. Angeles national forest; along angeles crest w of mt. Baden-powell, n slope of san gabriel mtns. On rocky-slope; low shrub with Silvery leaves and yellow flowers. 2286 Comment
  RSA0087029  Lupinus sparsiflorus R. G. Swinney 2010-3-18 11971 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road. 540 Comment
  UCR261332  Lupinus sparsiflorus R. G. Swinney 2010-3-24 12175 Los Angeles San Gabriel Mountains, Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge 503 Comment
  RSA253773  Lupinus sparsiflorus subsp. pondii David B. Dunn 1967-4-26 3505 Los Angeles Plants grown in 1966-1967 in the University of Mo. Botany green house used in the breeding studies of the complex of species under study. 229 Comment
  RSA414811  Lupinus sparsiflorus subsp. sparsiflorus T. S. Clare 1929-3-10 s.n. Los Angeles Topanga Canyon. Comment
  RSA697993  Lupinus sparsiflorus subsp. sparsiflorus Olive Bernice Spears 1932-3-31 s.n. Los Angeles Near Kraemer Oil Lease Atwood Comment
  RSA177716  Lupinus succulentus Robert F. Thorne, Percy C. Everett 1965-5-12 34609 Los Angeles Santa Catalina Island, Bullrush Canyon 244 Comment
  RSA725756  Lupinus succulentus A. C. Sanders, Tricia Wotipka, Mark A. Elvin 2003-4-28 26138 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  SBBG94230  Lupinus succulentus F. R. Fosberg 1931-3-27 4414 Los Angeles Pebbly Beach Rd 5 Comment
  POM202250  Lupinus succulentus Philip A. Munz 1934-4-2 13147 Los Angeles Puddingstone Canyon, San Dimas. 305 Comment
  UCSB3350  Lupinus succulentus Wedberg, H. 1957-4-6 Los Angeles Mouth Latigo Can. Comment
  CATA957  Lupinus truncatus Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-21 1822 Los Angeles Santa Catalina Island: Cottonwood Canyon, southeast of El Rancho Escondido 45 Comment
  RSA703331  Lupinus truncatus LeRoy Gross 2005-2-15 1389 Los Angeles About 1/4 mile beyond the cemetery up Brand Canyon, on the south side of the mountains. Near 356 Comment
  RSA661096  Lupinus truncatus Orlando Mistretta 1992-4-5 208 Los Angeles Guds, San Clemente Island. Comment
  UCD109647  Lupinus truncatus C. F. Baker 1909-4-19 5302 Los Angeles Claremont. Comment
  CAS-BOT-BC233477  Lycium californicum C. G. Pringle 1882-3-31 s.n. Los Angeles Wilmington Comment
  UC146425  Lycopus americanus T. W. Minthorn 1908-9-9 Los Angeles San Gabriel R. bottom San Gabriel R. Comment
  CAS-BOT-BC142281  Lyonothamnus floribundus subsp. floribundus G. P. Rixford s.n. Los Angeles Catalina Island Comment
  RSA451794  Lyonothamnus floribundus subsp. floribundus Freda Detmers 1898-4-5 s.n. Los Angeles Santa Catalina Island. Comment
Read comments
Oct 27 2015
  POM3038  Lythrum californicum M. Hitchock 1918-7-28 27 Los Angeles Pacoima Canyon. Comment
  UC33200  Madia elegans J. H. Barber 1897-7-11 259 Los Angeles Mt. Gleason summit; Mt. Gleason summit Comment
  UCR143071  Madia exigua F. R. Fosberg 1931-5-7 S- 4833 Los Angeles Channel Islands, Santa Catalina Island; Cottonwood Canyon, right/south fork 250 Comment
  RSA729944  Madia gracilis R. G. Swinney, D. W. Larson 1999-6-25 7411 Los Angeles San Gabriel Mtns.: Fern Canyon at falls, c. 1,7 mi. east of confluence with upper East Fork San Dimas Canyon 1159 Comment
  UC1595280  Madia gracilis Tim Ross 1992-5-17 6384 Los Angeles 18 degrees nne and 425 m distant from East Fork Station; San Gabriel Mts., E Fork San Gabriel River, Heaton Flat area 624 Comment
  RSA92237  Madia minima F. W. Peirson 1920-6-10 238 Los Angeles summit of Mt. Wilson 2134 Comment
  NY24352  Mahonia nevinii F. Franceschi 1893-1 s.n. Los Angeles San Fernando Comment
  RSA134781  Mahonia pinnata R. Fowler, K. Kneen 1933-04 S.N. Los Angeles Boney Ridge. Comment
  SFV22098  Maianthemum stellatum J. G. Tirrell, G. M. Bothwell 2011-7-28 LS37 Los Angeles San Gabriel Mountains About 0.3 miles above south side of Highway 2 near mile marker 67.86. 2435 Comment
  CAS-BOT-BC231877  Malacothamnus davidsonii Alice Eastwood 1913-5-11 3135 Los Angeles San Fernando Wash Comment
  RSA433279  Malacothamnus davidsonii Fay A. MacFadden 1931-6-1 2957 Los Angeles Tuna Canyon, Verdugo Hills. Comment
  SFV21949  Malacothamnus davidsonii J. A. Anderson 2010-10-25 s. n. Los Angeles San Fernando Valley San Fernando, Pacoima Wash. 360 Comment
  CAS-BOT-BC206218  Malacothamnus fasciculatus Carl B. Wolf 1932-5-11 3575 Los Angeles Hillside at west side of Isthmus Harbor, Santa Catalina Island 30 Comment
  UC18793  Malacothamnus fasciculatus Le Roy Abrams 1902-7-5 1558 Los Angeles Azusa Comment
  SBBG78570  Malacothamnus fasciculatus var. catalinensis M. E. Jones 1927-5-20 Los Angeles isthmus Comment
  CHSC5105  Malacothamnus fasciculatus var. fasciculatus M. MacArthur 1967-7-22 90 Los Angeles Ca. 1 mi from Hwy 101 and ocean, along left side of Latigo Canyon Rd., Santa Monica Mts. 152 Comment
  UC871576  Malacothamnus fasciculatus var. fasciculatus Ira W. Clokey, B. Templeton May 1929 4553 Los Angeles Mandeville Canyon; Santa Monica Mtns, Mandeville Canyon 500 Comment
  CAS-BOT-BC206356  Malacothamnus fremontii Tim Ross; Steve Boyd 1993-5-23 7263 Los Angeles Saddle between Red Mtn's long E ridge and a small notched peak (3227 ft.), ca 700 m SSw of Plum Spring, in upper Clearwater Canyon, Green Valley 7.5' USGS quad. - Liebre Mountains 908 Comment
  RSA0062839  Malacothamnus fremontii LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6762 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA434846  Malacothamnus fremontii Roger Minahan 1934-06 s.n. Los Angeles Valyermo near Big Rock Comment
Read comments
Jul 4 2011
  RSA772109  Malacothamnus fremontii R. G. Swinney 2009-5-20 10842 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  UCR146212  Malacothamnus fremontii Scott D. White 2004-8-11 10705 Los Angeles San Gabriel Mtns, c. 8 air mi WNW of Wrightwood; east of Fenner Saddle Rd. on Pacific Crest trail 2195 Comment
  CAS-BOT-BC204192  Malacothamnus marrubioides John Thomas Howell 1950-11-9 27485 Los Angeles 12 miles n. of Castac [Castaic] 609 Comment
  JEPS101025  Malacothamnus marrubioides Dean W. Taylor 1989-12-9 Los Angeles 0.3 mi S of Taipa Canyon Rd Castaic Creek; Castaic 426 Comment
  UC198500  Malacothamnus marrubioides Katharine Brandegee c. 1889 Los Angeles Comment
  JEPS26404  Malacothamnus orbiculatus Frank W. Peirson 1919-6-15 502 Los Angeles San Gabriel Mountains, Rock Creek 1249 Comment
  SFV4045  Malacothrix californica M. L. Vincent 1960-6-23 77 Los Angeles San Gabriel Mountains Big Pine camping area. 1 mile off Highway 138 on the Bald Flat Road. 1829 Comment
  CAS-BOT-BC345408  Malacothrix clevelandii John Thomas Howell 1928-5-6 3778 Los Angeles On trail to Madrona [Madrona] Flats, E. Fork of Santa Anita Canon [Canyon], San Gabriel Mts. Comment
  RSA535331  Malacothrix foliosa Timothy S. Ross 1991-5-20 5347 Los Angeles San Clemente Island: un-named knoll ca 5500 ft. S of Wilson Cove Settlement; westerly slope 2500 ft NW of the 750' BM 186 Comment
  UC1563082  Malacothrix glabrata Steve Boyd 1986-3-30 1498 Los Angeles 0.5 mi e Highway 18 junction with Highway 138 (ne of Pinyon Hills); Mojave Desert Comment
  UCR280886  Malacothrix glabrata R. G. Swinney 2014-4-30 16262 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  CAS-BOT-BC347909  Malacothrix saxatilis var. tenuifolia C. B. Wolf 1931-5-13 2003 Los Angeles Pacoima Wash, near the bridge on the rd. from Tujunga to San Fernando 365 Comment
  CAS-BOT-BC347913  Malacothrix saxatilis var. tenuifolia John Thomas Howell 1931-6-6 6667 A Los Angeles 17 miles s. of Sandberg's Summit, Ridge Route Comment
  CAS-BOT-BC347929  Malacothrix saxatilis var. tenuifolia H. E. McMinn 1924-6-29 1359 Los Angeles Turnbull Canon [Canyon], Whittier Comment
  JEPS16884  Malacothrix saxatilis var. tenuifolia Peter H. Raven 1956-6-17 9433 Los Angeles Westwood margins of Santa Monica Mountains, Los Angeles Comment
  POM362374  Malacothrix saxatilis var. tenuifolia Howard Mullins 1931-04 s.n. 15 Los Angeles Griffith Park. Comment
  UC33293  Malacothrix saxatilis var. tenuifolia J. Burtt Davy October, 1896 2732 Los Angeles Santa Monica Comment
  POM6228  Malacothrix saxatilis var. tenuifolia D. L. Crawford, H. D. Hiatt 1916-3-28 578 Los Angeles Santa Monica Mountains. Comment
  LA96169  Malosma laurina Unknown; 1966-7-9 sn Los Angeles Santa Catalina Island Comment
  SEINET10629053  Malus pumila Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3776 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  CAS-BOT-BC206650  Malva assurgentiflora Reid Moran 1941-2-26 625 Los Angeles Northeast slope of rock, Indian Rock, Wilson's Harbor, Santa Catalina Island 5 Comment
  UC1929997  Malva assurgentiflora Mark Elvin, Orlando Mistretta 1996-3-22 116 Los Angeles Channel Islands; San Clemente Island: San Clemente Island. W Coastal strand. Comment
  SFV18431  Malva parviflora C. Ferguson 1974-4-26 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Next to Nature Center. 460 Comment
  UCR218008  Malvella leprosa A. C. Sanders, Dan S. Cooper 2010-8-5 38582 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  UCR164058  Marah A. C. Sanders 2003-3-14 25776 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  CATA77  Marah fabacea Mark L. Hoefs 1973-3-13 59 Los Angeles Santa Catalina Island: Upper Avalon Canyon, by water tank above Wrigley Memorial, north exposure 220 Comment
  RSA0106122  Marah macrocarpa R. G. Swinney 2011-3-15 14068 Los Angeles San Gabriel Mountains; Arcadia Wilderness Park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 232 Comment
  RSA764300  Marah macrocarpa Doris Bowers 1957-3-10 793 Los Angeles Rocky Point, LaVerne. 335 Comment
  SBBG25462  Marah macrocarpa K. A. Wilson 1961-3-11 973 Los Angeles Placerita Cyn Rd, small cyn 1 mi W of Placerita Cyn State Park Comment
  UC1408996  Marah macrocarpa Robert F. Thorne 1973-4-12 42921 Los Angeles Horse Cove, s end of island San Clemente Island 6 Comment
  UCR281992  Marah macrocarpa R. G. Swinney 2014-5-27 16690 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  RSA562341  Marah macrocarpa var. macrocarpa D. Charlton 1989-4-30 3021 Los Angeles Kentucky Sprngs, Sierra Highway-Angeles Crest Hwy, approximately 1 mile north of the northern boundary of the Angeles National Forest 1036 Comment
  RSA0035188  Marrubium vulgare James S. Burns 1992-5-5 7 Los Angeles 1 mile north on Van Tassel fire road from south access; Angeles National Forest. 457 Comment
  RSA409815  Marrubium vulgare Erwin Miller 1934-5-1 s.n. Los Angeles Verdugo Woodland Comment
  RSA82530  Marrubium vulgare F. W. Peirson 1920-4-22 1048 Los Angeles At 1085 New York Drive, Altadena. Comment
  CDA33964  Marrubium vulgare M. O'Brien 2006-10-1 MOB 06 -2 Los Angeles San Gabriel Mountains; San Gabriel River, Angeles National Forest. Live Oak Creek parking area. 0 Comment
  RSA0035009  Marrubium vulgare Geo. E. Julian 1963-3-19 s.n. Los Angeles Voorhis Campus, Cal Poly, San Dimas. Comment
  RSA0035455  Marrubium vulgare Roxanne Smith 1991-4-30 8 Los Angeles Hills southeast of Golden Springs and Diamond Bar Blvd. 1/4 mi. north of intersection Clear Crk. Cyn. Road and Steep Cyn. Road. Comment
  RSA582440  Marrubium vulgare Louis C. Wheeler 1931-4-6 s.n. Los Angeles 2 mi. N of Claremont. 412 Comment
  RSA593446  Matricaria matricarioides Steve Boyd 1996-4-24 8647 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct. 1098 Comment
  UC1751268  Meconella denticulata K. Brandegee May 1899 Los Angeles Pasadena Comment
  SD51866  Medicago polymorpha Peter H. Raven 1962-4-9 17131 Los Angeles San Clemente Island; near barracks, Wilson Cove. 60 Comment
  UC1211007  Medicago polymorpha Huron H. Smith 1912-5-1 4884 Los Angeles Eagle Rock Valley 152 Comment
  POM348052  Medicago polymorpha var. brevispina C. B. Liter, J. A. Powell 1928-4-5 s.n. Los Angeles Catalina Island. Banning Canyon. Comment
  RSA652796  Medicago sativa Jim Reutzel 1994-5-15 42 Los Angeles Beside the drainage ditch in northwestern most parking lot, north of cow stables, west of architecture building, and handicapped/medical parking spaces. Cal Poly Pomona. Comment
  CAS-BOT-BC174034  Melica imperfecta Barbara Shervanick 1974-5-23 1438 Los Angeles North fork of Lodi Canyon, San Gabriel Mt. Range, Pacific Drainage Area 792 Comment
  CATA935  Melica imperfecta Mark L. Hoefs, Robert Given 1992-4-16 1795 Los Angeles Santa Catalina Island: Wild Boar Gully 152 Comment
  UC204888  Melica imperfecta R. L. Pendleton and F. M. Reed 1909-7-2 1371 Los Angeles Santa Catalina Island 9 Comment
  SEINET10827749  Melica imperfecta Agnes Chase 1910-4-12 Chase 1125 Los Angeles Playa del Rey, Leeside of barrier dune. Comment
  SEINET10860821  Melica imperfecta Unknown Anonymous 1220 Los Angeles Ballona Harbor. Comment
  UCR24086  Melica stricta John C. Roos 1947-5-31 3665 Los Angeles San Gabriel Mtns., near Jackson Lake 1829 Comment
  CATA327  Melilotus albus Mark L. Hoefs 1973-7-13 359 Los Angeles Santa Catalina Island: Lower Middle Ranch Canyon 38 Comment
  POM348161  Melilotus albus N. Krueger 1940-1-15 20515 Los Angeles Compton Comment
  UC1215218  Melilotus albus Peter H. Raven 1962-7-10 17959 Los Angeles San Clemente Island; along road just above big dune near nw end of island Comment
  RSA151280  Melilotus indicus Peter H. Raven 1962-4-9 17128 Los Angeles Wilson Cove, San Clemente Island. 61 Comment
  SD113591  Melilotus indicus Darley F. Howe 1915-6-3 71 Los Angeles Claremont Comment
  RSA600805  Mentha Louis C. Wheeler 1968-9-3 s.n. Los Angeles San Gabriel Mountains: Widman Ranch, near house. Comment
  POM158119  Mentha X smithiana L. R. Abrams 1902-8-26 2978 Los Angeles Ballona Creek, near Mesmer. Comment
  RSA733394  Mentzelia R. G. Swinney 2001-6-16 7976 Los Angeles Mojave Desert: Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper hills Rd. 2006 Comment
  LA106724  Mentzelia albicaulis Steve Boyd; 1986-3-30 1500 Los Angeles Hwy 18, 0.5 mi E of junction with Hwy 138, NE of Pinyon Hills. Comment
  UC496533  Mentzelia dispersa T. Craig 1927-6-8 416 Los Angeles Bear Canyon trail to Mount San Antonio San Gabriel Mts. Comment
  RSA646282  Mentzelia laevicaulis Orlando Mistretta 1992-7-14 s.n. Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  SFV17945  Mentzelia laevicaulis J. N. Hogue, J. D. Dilley 1998-8-8 125 .1 Los Angeles San Gabriel Mountains Along Forest Route 3N07 to South Mount Hawkins from Pine Flats and Crystal Lake. Road to Deer Flat, above Crystal Lake just below Deer Flat Campground. 1980 Comment
  RSA440457  Mentzelia laevicaulis M. B. Dunkle 1933-7-11 3662 Los Angeles Lower San Gabriel Canyon. Comment
  UC19598  Mentzelia laevicaulis var. laevicaulis J. H. Barber 1897-7-12 274 Los Angeles near Saugus; Soledad Canyon Comment
  RSA440477  Mentzelia lindleyi Richard C. Barkelew 1929-4-21 s.n. Los Angeles Mulholland Hy. Comment
  RSA0047740  Mentzelia veatchiana A. C. Sanders, Plant Taxonomy Class 2014-4-12 41010 Los Angeles NW of Pinon Hills, 233rd St. East, 0.2 km south of Hwy 138 1095 Comment
  RSA660080  Mentzelia veatchiana Orlando Mistretta 1992-5-25 413 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  UC1136607  Mesembryanthemum crystallinum A. D. Gifford 1934-5-15 240 Los Angeles Escondido Canyon 30 Comment
  UC625049  Mesembryanthemum crystallinum F. R. Fosberg 1931-5-18 S 4891 Los Angeles Little Harbor; Santa Catalina Island, Little Harbor 2 Comment
  UCR68896  Mesembryanthemum crystallinum Steve Boyd, T. S. Ross, Laurel Arnseth 1990-4-7 4273 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  RSA617728  Microseris heterocarpa Scott D. White 1998-5-22 6564 Los Angeles Castaic Lake area: Grasshopper Canyon. watershed, between I-5 Freeway / Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  RSA574342  Microseris lindleyi R. G. Swinney 1994-5-7 2826 Los Angeles Glendora Wilderness park, 0.4 mi N of Big Dalton Canyon Rd. at Mystic Canyon Trail. On ridgetop ca. 50 m E of Trail. 457 Comment
  CATA980  Mimulus aurantiacus Mark L. Hoefs 1994-5-21 1850 Los Angeles Santa Catalina Island: Southeast end of Renton Mine Road 262 Comment
  LA35262  Mimulus aurantiacus Mary V. Hood; 1943-4-4 43 10 k* Los Angeles SANTA MONICA MOUNTAINS, Griffith Park, below Griffith Park Observatory. Comment
  RSA339632  Mimulus aurantiacus Robert F. Thorne, M. Z. Thorne 1980-3-23 54008 Los Angeles Johnson's Pasture, above Claremont. 610 Comment
  POM73  Mimulus aurantiacus var. pubescens L. R. Abrams 1913-7-18 5020 Los Angeles Russel Lake. Comment
  RSA442627  Mimulus aurantiacus var. pubescens R. S. Woglum 1930-4-28 s.n. Los Angeles Hills south of Glendora. Comment
  UC688888  Mimulus aurantiacus var. pubescens J. F. Ashley 1941-5-10 Los Angeles Chatsworth Lake Comment
  UCR142495  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-4-17 S- 4497 Los Angeles Channel Islands, Hamilton Beach, Santa Catalina Island 2 Comment
  RSA0115093  Mimulus aurantiacus var. puniceus Steven A. Junak 2000-6-30 SCa- 1361 Los Angeles Santa Catalina Island. N-facing slope just W of summit of Mt. Torquemada and Triangulation Point well 2. 402 Comment
  RSA758007  Mimulus brevipes D. E. Bramlet, Jennifer Pareti 2008-5-6 4261 Los Angeles Ridgeline above Bouquet Cyn., 950m SE of Bouquet Cyn. Rd. and 1.61km N of Plum Cyn. 482 Comment
  RSA420988  Mimulus brevipes Louis C. Wheeler 1931-6-21 S- 7 Los Angeles Liveoak [Live Oak] Canyon, San Gabriel Mts. 610 Comment
  UCD122449  Mimulus brevipes R. S. Woglum 1930-4-23 s.n. Los Angeles East- Central Los Angeles County: South Glendora. Comment
  RSA420664  Mimulus cardinalis M. B. Dunkle 1933-7-11 3656 Los Angeles San Gabriel Mountains, upper San Gabriel Canyon 457 Comment
  RSA628631  Mimulus cardinalis Louis C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: South fork Big Rock Creek, at Angeles Crest Highway. 2309 Comment
  SEINET11262500  Mimulus cardinalis Richard S. Felger 1968-6-13 s.n. Los Angeles Elsmere Canyon, San Gabriel Mts. Ca 2 mi se of Newhall.; 0 518 Comment
  UC1211016  Mimulus cardinalis Huron H. Smith 1912-6-13 5100 Los Angeles Rock Springs Canyon Santa Catalina Island 67 Comment
  UCR189692  Mimulus cardinalis R. G. Swinney 1998-7-30 6579 Los Angeles San Gabriel Mtns., tributary of Cow Canyon at Fallen Leaf Spring, c. 2.4 mi. SW of Cow Cyn. Saddle on Glendora Ridge Rd. 1338 Comment
  UCR210254  Mimulus cardinalis R. G. Swinney 2008-8-13 9365 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  POM8267  Mimulus cardinalis P. A. Munz, D. R. Harwood 1920-5-16 3963 Los Angeles Santa Monica 15 Comment
  SFV21882  Mimulus fremontii L. L. Zung 2011-5-17 8 Los Angeles San Gabriel Mountains Juniper Hills. 1280 Comment
  RSA775508  Mimulus palmeri Orlando Mistretta, Christine Mistretta 2010-5-20 5168 Los Angeles Aliso Creek, slopes W of Angeles Forest Hwy., 0.6 miles S of jct. with Aliso Cyn. Rd. 1280 Comment
  RSA775865  Mimulus palmeri Orlando Mistretta, Christine Mistretta 2010-5-26 5200 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor. 1463 Comment
  UCR16908  Mimulus palmeri T. P. Krantz 1979-6-21 s.n. Los Angeles San Gabriel Mtns, Angeles National Forest: Sulfur Springs. S fork of Little Rock Creek 1677 Comment
  SBBG127060  Mimulus parishii A. Parikh, N. Gale 2011-6-10 3443 Los Angeles N of Aliso Cyn, 0.2 km W of Angeles Forest Hwy, 1.3 km N of Aliso Cyn Rd; San Gabriel Mtns 1170 Comment
  POM306773  Mimulus pilosus Henry J. Ramsey, Henry J. Ramsey 1937-9-2 1624 Los Angeles Ladybug Canyon, Angeles Crest Highway. Comment
  UCR205597  Mimulus rubellus R. G. Swinney 2008-5-13 8864 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  RSA763140  Minuartia douglasii Justin M. Wood 2010-5-10 1564 Los Angeles Little Rock Creek: Downstream of Little Rock Reservoir, within 0.25 miles of the dam. 966 Comment
  RSA165258  Mirabilis californica var. californica Mark Parratt 1963-4-28 531 Los Angeles Isthmus area, Santa Catalina Island. Comment
  UCR126737  Mirabilis laevis A. C. Sanders, Mark Elvin 2003-4-14 25956 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  LA30860  Mirabilis laevis var. crassifolia Peter H. Raven; Jane Turner, Barbara Whitesel 1959-3-15 C- 157 Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  RSA213363  Mirabilis laevis var. crassifolia Reid V. Moran 1941-3-14 706 Los Angeles Santa Catalina Island. On ridge north of Middle Ranch. 300 Comment
  UC1311641  Mirabilis laevis var. crassifolia Robert J. Rodin 1953-5-2 5817 Los Angeles just S of White's Cove, Catalina Island Comment
  RSA0027974  Mirabilis laevis var. crassifolia Louis C. Wheeler 1967-4-30 9213 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch. 396 Comment
  UC205372  Monardella australis subsp. cinerea I. M. Johnston 1917-7-4 1421 Los Angeles s slope Baldy; San Antonio Mountains 2667 Comment
  RSA226048  Monardella breweri Robert F. Thorne, C. W. Tilforth 1971-6-29 40679 Los Angeles Soledad Canyon: N slope San Gabriel Mountains, ca 1.5 miles E of junction of Aliso Creek wash and Santa Clara River. Angeles National Forest. 884 Comment
  UCR223144  Monardella breweri subsp. lanceolata R. G. Swinney 2009-7-22 11338 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  UC57489  Monardella hypoleuca subsp. hypoleuca J. H. Barber 1898-8-5 Los Angeles Malibu Canyon Santa Monica Mts. Comment
  POM122457  Monardella lanceolata var. lanceolata Marcus E. Jones 1926-6-7 s.n. Los Angeles South of Lebec, Liebre Mountains. Comment
  JEPS63349  Monardella linoides var. stricta Frank W. Peirson 1922-7-5 3160 Los Angeles near Swartout Valley (Le Montaine Creek, n of Big Pines); San Gabriel Mts. 2225 Comment
  RSA478837  Monolepis nuttalliana L. C. Wheeler 1933-4-27 1668 Los Angeles San Pedro Hills 304 Comment
  CAS-BOT-BC349493  Monolopia lanceolata Le Roy Abrams 1901-4-4 1317 Los Angeles Santa Monica Mts. bordering San Fernando Valley Comment
  UC1069955  Monolopia lanceolata A. D. Gifford 1935-3-25 504 Los Angeles 5.25 mi nnw Sawmill Pk.; Tejon Quad. 975 Comment
  UC196494  Monolopia lanceolata Samuel B. Parish June 1886 1962 Los Angeles Elizabeth Lake Comment
  UCR141076  Monoptilon bellidiforme June Latting 1973-4-29 s.n. Los Angeles Mojave Desert, near Three Sisters hills along Black Butte Road, Antelope Valley, NE of Llano 976 Comment
  CAS-BOT-BC108991  Mucronea californica Le Roy Abrams 1902-6-10 2507 Los Angeles Playa del Rey. Comment
  SD230266  Mucronea californica Louis C. Wheeler 1946-8-30 6326 Los Angeles West of Baldwin park: Albarnes Station, east side San Gabriel Wash, just north of Valley Blvd. Comment
  CATA640  Muhlenbergia microsperma Mark L. Hoefs 1991-4-16 1107 Los Angeles Santa Catalina Island: Renton Mine Road 249 Comment
  RSA725911  Muhlenbergia microsperma Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 431 Los Angeles Santa Catalina Island. Above Cherry Cove W of Lion Head Pt. 61 Comment
  SD85123  Muhlenbergia microsperma E. R. Blakley 1963-12-7 6327 Los Angeles rock crevices on south slope, west of Pyramid Head, south of Lighthouse, San Clemente Island 38 Comment
  UC122423  Muhlenbergia microsperma T. S. Brandegee 1890-5-13 Los Angeles Santa Catalina Island Comment
  RSA0036046  Muhlenbergia rigens R. G. Swinney 2009-11-16 11635 Los Angeles Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  RSA647900  Muhlenbergia rigens LeRoy Gross, Wayne Law 2000-8-8 249 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 337 Comment
  RSA377599  Muilla maritima Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1676 Comment
  RSA573743  Muilla maritima Timothy S. Ross 1992-7-17 6726 Los Angeles 300m W of the summit of Condor Peak 1588 Comment
  RSA652085  Muilla maritima Marion P. Harthill 1971-5-11 185 Los Angeles San Antonio Canyon. Comment
  JEPS30072  Myrica californica Dr. H. E. Hasse 1890-7-15 2 Los Angeles Santa Monica Range, Rustic Canyon Comment
  UCR150608  Nama californica R. G. Swinney 1999-6-21 7370 Los Angeles San Gabriel Mtns., Big John Flat 1671 Comment
  UC1537545  Nama demissa Gordon H. True Jr. 1935-3-17 118 Los Angeles Lovejoy Butte 853 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
  CAS-BOT-BC259788  Nassella cernua F. H. Billings 1922-5-1 s.n. Los Angeles Redlands Comment
  POM1085  Nassella lepida C. V. Piper 1904-5-16 6810 Los Angeles Los Angeles. Comment
  RSA574278  Nassella lepida Timothy S. Ross 1993-4-21 6864 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., 33'20'22N, 118'26'38W. 384 Comment
  RSA678210  Nassella lepida Valerie L. Soza, LeRoy Gross 2001-4-18 1136 Los Angeles Santa Anita 1999 Fire area, between Little Santa Anita and Santa Anita Canyons. 701 Comment
  RSA595370  Nassella lepida L. C. Wheeler 1967-5-8 9360 Los Angeles San Gabriel Mountains [Liebre Mtns]; Northeast foothills. 412 Comment
  SBBG108418  Nassella pulchra T. Ross, G. Allan, M. Elvin, J. Stone 1995-5-19 8587 Los Angeles northern tributary of Canchalagua Cyn, ca. 1070 ft NNE of the 1135 ft Triangulation Pt 256 Comment
  SBBG96837  Nassella pulchra S. Boyd with T. Ross, L. Arnseth 1990-4-7 4199 Los Angeles upper reaches of China Cyn Comment
  RSA598372  Nasturtium officinale L. C. Wheeler 1967-5-24 9752 Los Angeles Indian Canyon, near mouth 701 Comment
  RSA0127214  Nasturtium officinale Louis C. Wheeler 1967-7-18 10075 Los Angeles Gold Creek, Watts Ranch (off Little Tujunga Canyon) at Center Creek. 640 Comment
  RSA550402  Nasturtium officinale Timothy S. Ross, Peter Fritsch 1990-6-20 3597 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near the confluence of E and W forks of the San Gabriel River. Stream bottom to slopes. 445 Comment
  RSA555452  Navarretia atractyloides R. F. Thorne 1966-4-29 36308 Los Angeles Catalina Island. Along Airport Road before turn-off to Middle Ranch Canyon. 457 Comment
  LA81928  Navarretia mitracarpa O. H. Kappler; 1944-6-11 676 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SBBG127058  Nemacladus longiflorus var. breviflorus A. Parikh, N. Gale 2011-6-11 3447 Los Angeles N of Aliso Cyn, 0.2 km W of Angeles Forest Hwy. 1.1 km N of Aliso Cyn Rd; San Gabriel Mtns 1183 Comment
  RSA774593  Nemacladus pinnatifidus Orlando Mistretta, Christine Mistretta 2010-6-10 5295 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
  RSA621309  Nemacladus sigmoideus L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  SFV16101  Nemophila menziesii J. M. Kneitel 1995-4-9 22 Los Angeles San Gabriel Mountains Angeles Forest Highway, 3.5 miles north of junction with Angeles Crest Highway. 100 m off highway. 915 Comment
  CSUSB117  Nemophila menziesii Virginia M. Bolton 1966-5-4 Los Angeles Foothills below Mount Baldy. 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
  RSA618787  Nemophila menziesii var. integrifolia Louis C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon approximately 1/2 mile east of Blum Ranch. 945 Comment
  SBBG125441  Nemophila menziesii var. integrifolia A. Parikh, N. Gale 2010-6-16 3304 Los Angeles upper Big Tujunga Cyn, 0.3 km ENE of Shortcut Station, 0.7 km N of St Hwy 2, San Gabriel Mtns 1295 Comment
  RSA0043192  Nemophila menziesii var. integrifolia Howard Mullins 1931-3-1 s.n. Los Angeles Oak Wilde. Comment
  UCR259221  Nemophila pulchella var. fremontii Mitch Provance, Callen Huff 2009-4-29 10682 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 0.6 mile north of Gorman; site PO1091 1432 Comment
  RSA647964  Nicotiana bigelovii Michelle Manolovitz, Brian Manolovitz 1992-5-19 30 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 0.35 miles northeast of park office. Comment
  POM4067  Nicotiana bigelovii var. wallacei Unspecified 1906-6-4 s.n. Los Angeles Claremont. 366 Comment
  CDA5794  Nicotiana glauca Phillipson 1915-5-6 Los Angeles Monrovia. Comment
  UCD126678  Nicotiana glauca Kenneth A. Wilson; D. E. Bianchi 1961-2-2 815 Los Angeles Santa Susana Mts. Granada Hills. Base of Limeklin Canyon. Comment
  UCR205882  Nicotiana quadrivalvis A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37083 Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  UCR25332  Nothoscordum gracile Alfred R. Roos 1958-5-2 s.n. Los Angeles Evans and Reeves Nursery, Brentwood, West Los Angeles Comment
  LA210312  Nymphaea mexicana Peter H. Raven; Henry J. Thompson 1959-10-18 14673 Los Angeles Mouth of Malibu Creek at N arm of Malibu Lake 220 Comment
  RSA98322  Oenanthe sarmentosa F. W. Peirson 1908-5-22 804 Los Angeles Bixby Ranch near Long Beach. Comment
  CHSC8464  Oenothera Edward Laidlaw Smith 1958-4-5 412 Los Angeles Cobal Canyon. San Gabriel Mt. Range. San Gabriel River drainage. 304 Comment
  UCR162372  Oenothera californica subsp. californica Anuja Parikh, Nathan Gale 2004-6-16 2043 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, Castaic Creek north of Calif. Hwy 126 and SW of Commerce Center Dr. 290 Comment
  OBI39741  Oenothera deltoides David J. Keil 1977-5-8 12314 Los Angeles Just outside of Saddleback Butte State Park Comment
  SD39512  Oenothera elata subsp. hirsutissima Edith A. Purer 1931-6-25 2077 Los Angeles Pasadena, near Huntington Hotel. Comment
  UCR194160  Oenothera elata subsp. hookeri R. G. Swinney 1998-7-29 6532 Los Angeles San Gabriel Mtns., Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m above canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  RSA736164  Oenothera micrantha Rosemarie Zimmermann 1961-6-8 131 Los Angeles Dalton Road, 1.5 mi. N. of Big Dalton Dam. Big Dalton Canyon. San Dimas Experimental Forest 610 Comment
  RSA0056391  Oenothera micrantha var. ignota Jim Shevock 1971-3-7 745 Los Angeles Tapia County Park. 252 Comment
  RSA600510  Olea europaea Louis C. Wheeler 1968-2-4 s.n. Los Angeles San Gabriel Mountains: Bluebird Truck Trail 1 mi. southwest of Johnstone Peak. 732 Comment
  RSA666732  Olea europaea A. C. Sanders, D. Malueg 2001-5-17 24311 Los Angeles Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned. 122 Comment
  UCR178383  Olea europaea LeRoy Gross 2003-3-7 755 Los Angeles Transverse Ranges, Verdugo Mountains, northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway. Sunland, off of Newhome Avenue, near west side at Topley Lane 555 Comment
  CAS-BOT-BC427445  Oligomeris linifolia LeRoy Abrams 1903-3-14 3135 Los Angeles San Pedro hills, near Rocky Pt. 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
  RSA0097793  Opuntia Marc A. Baker, Michelle Cloud-Hughes 2015-7-11 18411 Los Angeles Pomona, 650m SSE of the summit of Elephant Hill. 280 Comment
  SEINET10478708  Opuntia X occidentalis John Milton Bigelow 1854-3-19 Bigelow s.n. Los Angeles Near Los Angeles. Comment
  POM317741  Opuntia littoralis David Walkington 1963-6-25 193 Los Angeles Ca 50 yards N of Puddingstone rd on Casa de Carrion homestead, west of house. 305 Comment
  UCR261344  Opuntia littoralis R. G. Swinney 2010-4-1 12171 Los Angeles Hansen Dam Basin, within 200 meters east of Orcas Park, 50 meters north of stream channel of Big Tujunga Wash 331 Comment
  RSA439558  Opuntia oricola G. R. Johnstone, John P. Hill 1933-5-14 s.n. Los Angeles Santa Catalina Island. Comment
  CAS-BOT-BC56863  Opuntia oricola A. Davidson 1916-5-1 s.n. Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  POM214682  Opuntia vaseyi F. R. Fosberg 1932-7-17 8615 Los Angeles Claremont. Comment
  SEINET10828673  Orcuttia californica Bellue 1944-1 Los Angeles Comment
  RSA584631  Orobanche bulbosa Tim S. Ross, Steve D. Boyd 1993-5-23 7284 Los Angeles Steep, northerly draw draining from saddle between Red Mtn's long E Ridge and a small notched peak (3227-ft), to upper Clearwater Canyon, ca 430-500 m SSW of Plum Spring. 875 Comment
  RSA509615  Orobanche fasciculata Louis C. Wheeler 1948-6-13 6639 Los Angeles San Gabriel Mountains: North side Big Tujunga, opposite Coldwater Canyon. 1006 Comment
  RSA602741  Orobanche fasciculata Louis C. Wheeler 1967-7-15 10056 Los Angeles San Gabriel Mountains: SW side Mt. Waterman. 1951 Comment
  POM48459  Osmorhiza brachypoda P. A. Munz 1925-3-16 9358 Los Angeles Cobal Canyon, north of Claremont. 488 Comment
  RSA0106748  Osmorhiza brachypoda R. G. Swinney 2011-5-3 14577 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  UC1424823  Osmorhiza brachypoda C. W. Tilforth 1976-3-30 1207 Los Angeles n Claremont; San Gabriel Mountains, Evey Canyon Comment
  RSA250362  Oxytheca caryophylloides Robert F. Thorne, J. Dourley, R. Scoggin 1972-8-11 42211 Los Angeles Angeles National Forest: Just below peak of Mt. Waterman 2439 Comment
  RSA0078383  Oxytheca parishii var. parishii R. G. Swinney 2010-10-8 14010 Los Angeles Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 Comment
  UC1584914  Oxytheca trilobata Tim Ross and Steve Boyd 1991-7-24 5652 Los Angeles Granite Mountain San Gabriel Mountain Range, Chilao Flat USGS 7.5' Quad 1975 Comment
  JEPS57997  Oxytheca trilobata Frank W. Peirson 1921-6-14 1783 Los Angeles Tujunga Canyon San Gabriel Mountains 1280 Comment
  RSA680107  Packera ionophylla LeRoy Gross, Michael Denslow 2003-6-4 987 Los Angeles Trail from Islip Saddle to South Fork Big Rock Creek. 0.5 to 0.7 mile down trail from the Saddle, before Reed Spring. 1921 Comment
  RSA505261  Paeonia californica S. Zona, Brian How 1990-3-16 385 Los Angeles Along Placerita Canyon Road, 0.5 mile W of Placerita Canyon State and County Park 460 Comment
  UCR199987  Panicum capillare Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1361 Los Angeles Transverse Ranges; Verdugo Mountains, Intersection of North Beaudry Motorway and Deer Creek 518 Comment
  UCD89962  Panicum repens Tom Yutani 1973-8-1 s.n. Los Angeles La Mirada. Highway Garden Service. Comment
  SBBG31056  Parapholis incurva R. F. Thorne with P. C. Everett 1965-5-11 34568 Los Angeles N beach of Little Harbor 1 Comment
  UC625124  Parapholis incurva F. R. Fosberg 1931-4-3 S 4476 Los Angeles Pebble Beach Santa Catalina Island (Santa Catalina Island); , Pebble Beach 2 Comment
  CATA2015  Parietaria hespera var. californica Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-4 520 Los Angeles Santa Catalina Island: Little Ripper's Canyon, just inland from beach 9 Comment
  SBBG98446  Parietaria hespera var. californica T. Ross 1991-5-22 5458 Los Angeles Spray Cyn, short cyn 2400 ft ENE of Spray (which is 5200' N of Eel Pt) 60 Comment
  RSA448011  Parietaria hespera var. hespera Fay A. MacFadden 1931-3-30 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UCD111504  Parietaria hespera var. hespera Scott D. White; Michael Honer 2004-6-24 10486 B Los Angeles Pomona Valley/San Gabriel Mountain. City of Claremont; San Antonio Canyon alluvial fan, N of Baseline Ave. and W of concrete-lined flood control channel. 487 Comment
  RSA545333  Parietaria hespera var. hespera Tim S. Ross 1992-4-14 6152 Los Angeles San Clemente Island. Central E side of island; just below the mouth of Nanny Canyon on the rocky, rutted slope that drains northward. 137 Comment
  LA105058  Paspalum dilatatum Barry A. Prigge; 1988-7-3 8208 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  RSA600359  Paspalum distichum Steve Boyd, Lauren Raz 1997-5-28 9878 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  RSA595996  Pectocarya anisocarpa L. C. Wheeler 1967-5-8 9352 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA0108842  Pectocarya penicillata R. G. Swinney 2010-6-1 13158 Los Angeles San Gabriel Mountains: Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  UCR270830  Pectocarya setosa R. G. Swinney 2011-5-24 14823 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  POM4361  Pedicularis densiflora G. Bragg s.n. Los Angeles Mts. above Claremont. Johnson. Comment
  RSA720493  Pedicularis semibarbata Naomi S. Fraga, LeRoy Gross 2006-5-9 1667 Los Angeles Mount Baldy Ski Area. 2470 Comment
  POM348827  Pediomelum californicum Anstruther Davidson 1917-07 3247 Los Angeles Mt. Diablo Comment
  SFV21847  Pellaea andromedifolia G. Beall, J. D. Dilley 1997-2-1 3 Los Angeles San Gabriel Mountains Colby Creek Canyon, along trail 110 yards from road and 20 feet from creek bed. 1065 Comment
  SFV70  Pellaea andromedifolia K. A. Wilson, D. E. Bianchi 1961-2-2 822 Los Angeles San Gabriel Mountains Placerita Canyon, Placerita Road. Small, shaded gully 2 miles east of Route 6. 490 Comment
  UCR260408  Pellaea andromedifolia R. G. Swinney 2010-4-30 12455 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  SDSU3614  Pellaea andromedifolia Gerald Collier 1951-5-5 Los Angeles Santa Anita Canyon, San Garbriel Mtns. rocky bank about 1/8 of a mile down Chantrx Flats Trail. Comment
  RSA686902  Pellaea mucronata May N. Ackley 1922-1 74 Los Angeles Verdugo Hills, Glendale. 244 Comment
  SBBG113042  Pellaea mucronata S. A. Junak with K. Kirkland 1998-4-30 SCa 562 Los Angeles upper part of Hamilton Cyn drainage, just downslope from Airport Rd 304 Comment
  UC71382  Pellaea mucronata var. mucronata J. H. Barber 1897-7-6 245 Los Angeles Mt Gleason Comment
  CATA3485  Pennisetum setaceum Nathalie Cartan, Julia Parish, Benjamin Dion, Michael Thomas 2017-10-11 006 Los Angeles Santa Catalina Island: Channel side; landscaped area on northeast edge of empty lot between Marilla Ave and Hiawatha Ave in Avalon 41 Comment
  UCR124689  Penstemon centranthifolius B. C. Templeton 1933-5-15 5129 Los Angeles San Gabriel Mtns., Jackson Lake, Angeles National Forest 1930 Comment
  UCR125941  Penstemon centranthifolius A. C. Sanders, Mark Elvin 2002-6-19 25189 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 335 Comment
  SEINET12327260  Penstemon centranthifolius H. W. Graham 1927-1 9- 9 -10 Los Angeles along trail & road from Mt. Lowe Tavern, Mt. Lowe to observatory on Mt. Wilson near Los Angeles Comment
  POM4288  Penstemon grinnellii subsp. grinnellii M. Johnson 1890-8-6 s.n. Los Angeles Wilson Peak. Comment
  RSA408038  Penstemon grinnellii subsp. grinnellii F. H. Elmore 1936-4-23 314 Los Angeles Near Big Pines. Comment
  UCR271229  Penstemon grinnellii subsp. grinnellii R. G. Swinney 2011-6-14 15114 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  LA32139  Penstemon heterophyllus var. australis Henry J. Thompson; 1959-5-31 2035 Los Angeles SANTA MONICA MOUNTAINS, Lake Eleanor Creek, at junction of Potrero Rd and Decker Rd [Westlake Blvd], 0.7 mi E of Lake Sherwood. 274 Comment
  JEPS23215  Penstemon labrosus Rimo Bacigalupi with Reino Alava 1958-7-20 6440 Los Angeles near Grassy Hollow (close to summit of Blue Ridge); San Gabriel Mts., Angeles National Forest 2225 Comment
  JEPS81722  Penstemon labrosus Rimo Bacigalupi with Reino Alava 1958-7-20 6440 Los Angeles near Grassy Hollow (close to summit of Blue Ridge, near Grassy Hollow); San Gabriel Mts., Angeles National Forest 2225 Comment
  RSA573695  Penstemon rostriflorus Tim S. Ross 1990-8-17 3183 Los Angeles San Gabriel Mountains: S side of Prairie Fork, near spring in draw just S of Camp Lupine. 2024 Comment
  PASA1028  Penstemon spectabilis M. Stason 1931-4-5 Los Angeles Wash near Azusa Comment
  RSA401803  Penstemon spectabilis subsp. subviscosus Robert M. Perkins 1936-4-18 173 Los Angeles San Gabriel Canyon. Comment
  SD82695  Pentagramma triangularis Louis C. Wheeler 1931-7-29 Los Angeles San Antonio Mountains, Coble's Canyon 609 Comment
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Jan 2 2014
  RSA0070716  Pentagramma triangularis D. Taylor 1952-05 s.n. Los Angeles Little Dalton Canyon. San Gabriel Mountains, San Gabriel River drainage. 457 Comment
  LA94209  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-26 1789 Los Angeles SANTA MONICA MOUNTAINS, Woodland Hills, Mulholland Hwy [prob Dr.], ca 1 mi W of Topanga Canyon Rd. 304 Comment
  SBBG20556  Pentagramma triangularis subsp. triangularis E. R. Blakley 1963-12-8 6393 Los Angeles cyn head above Mosquito Cove, between Triangulation Pts Malo and Chenity 243 Comment
  RSA0070741  Pentagramma viscosa M. B. Dunkle 1928-3-11 1719 Los Angeles Santa Catalina Island. Upper open canyon slopes, Silver Canyon. 304 Comment
  SBBG70204  Peritoma arborea E. Rockwell -May-1929 Los Angeles Arcadia, Ridge St Hwy Comment
  CAS-BOT-BC73733  Peritoma arborea var. globosa Ernest Braunton 1902-5-25 321 Los Angeles Redondo Comment
  RSA545194  Perityle emoryi Timothy S. Ross 1992-4-14 6173 Los Angeles San Clemente Island: Central E side of Island, coastal bluff on E escarpment 20m S of where manny Canyon drainage meets the sea 18 Comment
  SD253531  Persicaria hydropiperoides R. G. Swinney 2011-11-3 15979 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, Fkirst Water, 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre. 622 Comment
  SFV16948  Petalonyx thurberi subsp. thurberi J. N. Hogue 1997-7-7 86 .2 Los Angeles San Gabriel Mountains San Francisquito Canyon. 457 Comment
  RSA423795  Petunia parviflora Anstruther Davidson 1899-4-11 111 Los Angeles [Indecipherable locality information] Comment
  RSA346640  Phacelia cicutaria var. hispida Barry Burnell 1921-5-21 227 Los Angeles Evey Canyon off of San Antonio Canyon Rd. 716 Comment
  SFV22135  Phacelia cicutaria var. hispida V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 755 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. Open, south-southwest-facing, rocky slope below trail along ridgetop. 488 Comment
  UC1584715  Phacelia cicutaria var. hispida Tim Ross and Annette Ross 1991-6-3 5543 Los Angeles steep southerly slope of hill west Pomona, Elephant Hill 286 Comment
  UCR271080  Phacelia cicutaria var. hispida R. G. Swinney 2011-4-28 14548 Los Angeles San Gabriel Mountains, north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 963 Comment
  UCR187222  Phacelia ciliata A. C. Sanders 2006-4-18 32110 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  RSA756127  Phacelia cryptantha Orlando Mistretta, Christine Mistretta 2008-4-30 2566 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 19 per TRTP survey, 2008), in the vicinity of Ritter Ridge, S side of Antelope Valley. 1034 Comment
  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
  JEPS34133  Phacelia davidsonii L. R. Heckard, and R. Bacigalupi, G. T. Robbins 1953-6-15 506 Los Angeles 1 1/2 mi below (west of) the summit of Mount Gleason (on Mendenhall Ridge Forest Service Road); , Mendenhall Ridge Forest Service Road Comment
  UC24337  Phacelia davidsonii H. M. Hall Jun 3 1900-Jun 6 1900 Los Angeles Swarthout Canyon` San Antonio Mountains 1889 Comment
  UC284677  Phacelia davidsonii I. M. Johnston 1917-6-20 1264 Los Angeles Baldy Lookout of USFS San Antonio Mountains 2133 Comment
  UCD120376  Phacelia davidsonii Marian Vincent 1964-6-24 588 Los Angeles On Old Blue Ridge Road off New Highway (Angeles Crest) 1/2 mile at Grassy Hallow camping area. Comment
  RSA0088262  Phacelia distans R. G. Swinney 2010-3-14 11895 Los Angeles Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road. 447 Comment
  UCR160022  Phacelia distans L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mtns, Big Rock Creek 1mi N of Big Rock Springs 1143 Comment
  HSC24434  Phacelia distans M. B. Dunkle 1939-5-28 8122 Los Angeles N slope, E coast of San Clemente Island Comment
  POM8699  Phacelia distans P. A. Munz, R. D. Harwood 1920-3-13 3298 Los Angeles San Jose Hills 4 mi W of Pomona 305 Comment
  POM426103  Phacelia douglasii Frances Runyan 1973-4-14 69 Los Angeles On dirt road just out of Gorman. 1067 Comment
  RSA729932  Phacelia douglasii R. G. Swinney 1998-4-14 6024 Los Angeles Southern Mojave Desert: 100 m east of mouth of Mescal Canyon, in Mescal Heights area, 50 m E of 237th St. East 1512 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
  RSA600018  Phacelia egena Steve Boyd, Lauren Raz 1997-5-29 9931 Los Angeles Liebre Mountains region: North base of Portal Ridge, north of the San Andreas Rift Zone at the edge of the Antelope Valley, upper mouth of Cow Spring Canyon along the Pacific Crest Trail 1098 Comment
  RSA601336  Phacelia egena Steve Boyd, Lauren Raz 1997-6-17 9958 Los Angeles Liebre Mountains region: Summit of Burnt Peak, generally to the northeast of the FAA site. 1706 Comment
  RSA775876  Phacelia fremontii Orlando Mistretta, Christine Mistretta 2010-5-26 5212 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor. 1463 Comment
  UC24314  Phacelia fremontii H. M. Hall June 1899 1264 Los Angeles San Antonio Mountains; ; San Antonio Mts. 2042 Comment
  UCR121213  Phacelia fremontii June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, 263rd St. south of Calif. Hwy 18 in Antelope Valley, along San Bernardino Co. line, NNW of Pinon Hills 1100 Comment
  RSA700379  Phacelia hubbyi Valerie L. Soza, LeRoy Gross 2000-5-25 963 -b Los Angeles South side; North of fire road between Ebey and Doane canyons, south of Goldenrod Spring, above Sunland. 549 Comment
  RSA0115454  Phacelia imbricata R. G. Swinney 2010-5-25 12907 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  UCR224263  Phacelia imbricata R. G. Swinney 2009-6-24 11277 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  UCR23179  Phacelia imbricata Polly Schiffman 1981-5-23 27 Los Angeles San Gabriel Mtns, 2 mi N on Angeles Crest Hwy from Ranger Station which is 3 mi north of La Canada-Flintridge 1067 Comment
  RSA0098611  Phacelia imbricata subsp. patula R. G. Swinney 2011-6-14 15118 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  UC212198  Phacelia imbricata subsp. patula I. M. Johnston 1918-7-6 2092 Los Angeles Prairie Fork San Gabriel River San Antonio Mountains (canyon floor) 2057 Comment
  UCR205608  Phacelia lemmonii R. G. Swinney 2008-5-12 8847 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  POM127603  Phacelia minor George B. Grant 1901-1 965 Los Angeles Mt. Lowe. Comment
  UC1587616  Phacelia minor Tim Ross 1991-4-21 4523 Los Angeles just sw old water tank; Whittier Hills (Puente Hills, pro parte), Middle Turnbull Ca 219 Comment
  SEINET9120542  Phacelia minor E. Adams 1978-1 S.N. Los Angeles Altadena, Eaton Canyon, chaparral community. Comment
  UC1595383  Phacelia mohavensis Tim Ross and Steve Boyd 1990-6-18 3464 Los Angeles northerly draw draining to Jackson Lake; San Gabriel Mtns., Mescal Creek USGS 7.5' quad., Camp Verdug 1877 Comment
  UCR209904  Phacelia mohavensis R. G. Swinney 2008-7-24 9288 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  SEINET13383029 Image available Phacelia ramosissima R. G. Swinney 2011-1 14896 Los Angeles Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1096 Comment
  SFV13269  Phacelia tanacetifolia M. J. Thor 1983-4-16 177 Los Angeles Mojave Desert Hi Vista, north of Saddle Back Butte State Park along 200th Street. 933 Comment
  SFV6451  Phacelia tanacetifolia T. Gordon, W. C. Willig, K. A. Wilson, D. R. Perry 1974-4-28 204 Los Angeles Mojave Desert Antelope Valley. Llano. 165th Street East and T8 Avenue. 900 Comment
  HSC94031  Phacelia viscida Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9455 Los Angeles Liebre Mountains, upper watershed of Osito Cyn between Hwy I-5 & the Old Ridge Route, vic. of 'Osito Flat,' a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  UC56895  Phacelia viscida Ernest Braunton 1902-5-27 351 Los Angeles Sherman Comment
  UCR138615  Phalaris minor L. C. Wheeler 1976-7-29 s.n. Los Angeles Dominguez Hills, Carson Street at Union Pacific Railroad 9 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
  UCR190915  Phlox diffusa R. G. Swinney 1998-7-2 6248 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
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Jul 4 2016
  UCR260335  Pholistoma auritum R. G. Swinney 2010-5-4 12555 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
  CAS-BOT-BC222551  Pholistoma auritum var. auritum Dr. H. E. Hasse 1888-4-1 s.n. Los Angeles Los Angeles Comment
  UCR220163  Pholistoma membranaceum R. G. Swinney 2009-4-2 10251 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  CAS-BOT-BC134965  Phoradendron bolleanum Thompson 1919-12-1 s.n. Los Angeles Nobles Ranch, Valyermo Comment
  RSA594354  Phoradendron bolleanum var. densum Steve D. Boyd, Lauren Raz 1996-10-14 9061 A Los Angeles Liebre Mountains region, near the head of Soledad Canyon, just north of the confluence of Kentucky Springs Canyon, strip of undeveloped land between Sierra Highway and Highway 14, just west of Vincent Fire Station. 939 Comment
  SEINET6057581  Phoradendron densum Unknown 1996-10-14 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  RSA132806  Phoradendron juniperinum Del Wiens 1953-12-10 884 Los Angeles San Gabriel Mountains, Crystal Lake Area. 1677 Comment
  CLARK-A1528-4420  Phoradendron juniperinum subsp. libocedri John C. Roos 1937-5-31 2031 Los Angeles San Gabriel Mountains Comment
  RSA309526  Phoradendron pauciflorum James R. Shevock 1976-4-24 5016 Los Angeles Along Big Pines Highway in the vicinity of Apple Tree Campground, San Gabriel Mountains, Angeles National Forest. 1524 Comment
  UCR223655  Phoradendron pauciflorum R. G. Swinney 2009-6-24 11252 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  CAS-BOT-BC141298  Phoradendron serotinum subsp. tomentosum Timothy S. Ross; Steve Boyd 1994-9-20 8221 Los Angeles Upper Bee Canyon: draiange on SE side of Antelope Valley Freeway (Hwy 14), 1.1 road miles SW of Agua Dulce Road. Liebre Mountains 740 Comment
  RSA0005602  Photinia arbutifolia var. macrocarpa Philip A. Munz 1923-4-10 6759 Los Angeles San Clemente Island; canyon south of 'Lemon Tank;' east coast. Comment
  UCR93944  Phyllospadix torreyi P. J. MacKay, T. Thomas 1996-8-31 s.n. Los Angeles Leo Carillo State Beach 0 Comment
  CAS-BOT-BC452033  Phyllospadix torreyi Robert F. Thorne 1970-3-5 39369 Los Angeles Santa Catalina Island: Catalina Harbor at Isthmus 0 Comment
  RSA682938  Phyllospadix torreyi E. Yale Dawson 1958-3-15 18487 Los Angeles 25200 Malibu Road, Station #34. Comment
  RSA507536  Picris echioides L. C. Wheeler 1967-6-26 9871 Los Angeles San Gabriel Mts: Elsmere Canyon 441 Comment
  RSA384291  Pinus attenuata Christina Clark 1928-11-6 1957 Los Angeles Elysian Park, L.A. Comment
  CAS-BOT-BC78600  Pinus flexilis Joseph Andorfer Ewan; Nesta Ewan 1936-8-14 10068 Los Angeles on Mt. Hawkins Crest, San Gabriel Mts. 2499 Comment
  CAS-BOT-BC78602  Pinus flexilis Le Roy Abrams; E. A. McGregor 1908-7-3 605 Los Angeles North Baldy Mountain, San Gabriel Mountains 2743 Comment
  RSA787280  Pinus jeffreyi R. G. Swinney 2009-6-2 11013 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  RSA384349  Pinus lambertiana Ora M. Clark 1928-12-8 1364 Los Angeles Mt. San Antonio Comment
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Mar 27 2014
  RSA86363  Pinus monophylla F. W. Peirson 1919-6-15 2328 Los Angeles Rock Creek 1250 Comment
  CAS-BOT-BC72760  Pinus sabiniana W. R. Dudley; F. H. Lamb 1896-6-8 4391 Los Angeles Kings Canyon, Liebre Mountains Comment
  CAS-BOT-BC72762  Pinus sabiniana Timothy S. Ross 1995-4-26 8390 Los Angeles Upper end of Liebre Gulch along Forest Service road 8N05. USGS 7.5' Liebre Mtn. Quadrangle. Liebre Mountains. 1121 Comment
  UCR274959  Pinus sabiniana Michael Honer 2006-4-14 2188 Los Angeles Tehachapi Mountains area, 1/4 mile north of Hwy 138, 1/4 mile west of cement plant rd. 1006 Comment
  CATA378  Piperia cooperi Mark L. Hoefs 1974-4-30 436 Los Angeles Santa Catalina Island: Hermit's Gulch, by trail 167 Comment
  POM96951  Piperia cooperi Philip A. Munz 1925-4-23 9417 Los Angeles San Gabriel Canyon 305 Comment
  CDA2305  Piptatherum miliaceum T. S. Ross, Peter Fritsch 1990-6-2 3595 Los Angeles San Gabriel Mountains; Mouth of Burro Canyon near the confluence of the E and W forks of the San Gabriel River Comment
  SEINET4057827  Piptatherum miliaceum B. Ryves 1980-1 sn Los Angeles Hollywood, in park. Comment
  UCR273442  Piptatherum miliaceum R. G. Swinney 2011-10-27 15918 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  UCR126903  Pityrogramma triangularis A. C. Sanders 2003-4-29 26161 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  SBBG6331  Plagiobothrys arizonicus H. and M. Dearing 1939-4-4 3081 Los Angeles Little Rock Cyn Comment
  UCR77577  Plagiobothrys arizonicus T. S. Ross 1992-4-4 6088 Los Angeles SW Mojave Desert, Adobe Mtn. Between SW base and summit 1054 Comment
  RSA232824  Plagiobothrys canescens R. F. Thorne 1966-4-17 36134 Los Angeles San Clemente Island, near Lemon Tank S of Nanny, NE side of island. 305 Comment
  RSA642089  Plagiobothrys leptocladus Orlando Mistretta, Mark Elvin 1995-3-30 1678 Los Angeles Lancaster area.: Northwest corner of Sierra Highway and Avenue C, north of Lancaster., Near 34 47 31 N 118 09 10 W Comment
  IRVC26316  Plagiobothrys nothofulvus A. C. Sanders, Andy Thompson 2003-4-15 25983 Los Angeles Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 396 Comment
  RSA3707  Plantago coronopus Carl B. Wolf 1932-5-11 3554 Los Angeles San Clemente Island. West side of Isthmus Harbor. 15 Comment
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Jan 23 2014
  RSA401966A  Plantago erecta M. B. Dunkle 1929-3-23 2074 Los Angeles Salta Verde. Santa Catalina Island. Comment
  RSA779253  Plantago erecta Pam De Vries 2011-5-4 7769 Los Angeles Western Transverse Range, southwest portion of the Liebre Mountains; about 1 air mile WNW of the intersection of Avenida Rancho Tesoro and Tesoro del Valley Dr. (Santa Clarita) 502 Comment
  SBBG17771  Plantago erecta P. H. Raven 1962-4-10 17227 Los Angeles summit ridge, ca. 2 mi N of Thirst 487 Comment
  SBBG79279  Plantago erecta F. R. Fosberg 1932-5-7 8156 Los Angeles Hay Press [Haypress] Comment
  RSA0114186  Plantago erecta Steven A. Junak 2000-4-15 SCa- 1193 Los Angeles Santa Catalina Island. Avalon Canyon, near E Summit Road, 0.4 mi. inland from gate at Wrigley Memorial, just S of lone water tank. 195 Comment
  RSA401975A  Plantago erecta Geo. L. Moxley 1915-5-9 321 Los Angeles N of Highland Park. Comment
  CHSC83613  Plantago lanceolata John Dittes 1990-6-11 93 Los Angeles Transverse Range; San Gabriel Mts., La Tuna Canyon, north slope of Verdugo Mountain, ca. 0.8 air miles east of debris basin dam, small tributary canyon with drainage on south side of La Tuna Canyon Road. 423 Comment
  UCR214645  Plantago lanceolata A. C. Sanders, Dan S. Cooper 2010-3-12 37381 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  POM6322  Plantago major Street, Williams 1919-5-10 2759 Los Angeles San Gabriel River Bottom, near Bassett. 90 Comment
  RSA747336  Plantago major R. G. Swinney 2005-8-5 8391 Los Angeles Big Rock Creek at Paradise Springs. 1439 Comment
  CDA34294  Plantago major M. O'Brien 2007-8-12 MOB 07 -1 Los Angeles Santa Monica Mountains; Solstice Canyon. 0 Comment
  RSA412536  Plantago major Dolores Bullock 1931-7-6 20631 Los Angeles S Broadway, Los Angeles Comment
  SD84852  Plantago ovata M. B. Dunkle 1939-4-5 7270 Los Angeles China Point, San Clemente Island. Comment
  LA29314  Platanus racemosa Mary V. Hood; 1942-12-16 42 96 k Los Angeles 128 Comment
  UCD169362  Platanus racemosa R. G. Swinney 2008-11-30 9890 Los Angeles San Gabriel Mtns., Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy. 165 Comment
  CHSC95723  Platystemon californicus LeRoy Gross 2005-4-28 2178 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridegline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon back to origin. (T4N R12W, 11w S1, 6, NE1/4 of 1, NW1/4 of 6) Alt.: 1235-1413m/4052-4635ft. 1324 Comment
  RSA445700  Platystemon californicus Alnert B. Ulrey 1903-4-20 s.n. Los Angeles Sierra Madre Comment
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Nov 20 2010
  UC112899  Platystemon californicus C. F. Baker 1904-5-2 4731 Los Angeles hills near Claremont; hills near Claremont Comment
  UCR264688  Platystemon californicus Mitch Provance, Callen Huff 2009-4-28 10743 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  POM148422  Platystemon californicus C. F. Baker 1904-5-2 7731 Los Angeles Hills near Claremont Comment
  POM6277  Platystemon californicus Caroline S. Weinland s.n. Los Angeles Indian Hill. Claremont. 366 Comment
  RSA722430  Platystemon californicus E. Culver s.n. Los Angeles San Fernando Valley. Comment
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Apr 17 2016
  SBBG69562  Plectritis ciliosa subsp. insignis R. Hoffmann 1925-4-19 Los Angeles Bouquet Cyn Comment
  CATA2204  Plumbago auriculata Sara L. Crockett, Michael Daligdig 1996-10-21 5 Los Angeles Santa Catalina Island: Descanso Beach Club 6 Comment
  RSA230735  Poa pratensis subsp. pratensis R. F. Thorne 1969-7-9 38573 Los Angeles San Gabriel Mountains, Angeles National Forest: meadow at Big Pines. 2073 Comment
  CAS-BOT-BC237682  Poa secunda Timothy S. Ross 1994-5-31 7967 Los Angeles San Gabriel Mountains. Pacifico Mountain: ca 530 m due W of the 7124 ft. summit, head of Santiago Canyon 2023 Comment
  UCR209619  Poa secunda R. G. Swinney 2008-7-3 9146 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  UCR221909  Poa secunda R. G. Swinney 2009-4-28 10533 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  CAS-BOT-BC236201  Poa secunda subsp. secunda A. J. McClatchie 189_ 2 Los Angeles Pasadena Comment
  CHSC100177  Poa secunda subsp. secunda John Dittes 2006-5-30 1381 Los Angeles Western Transverse Range; San Gabriel Mtns; Big Tujunga Canyon; ca. 3.7 air miles northeast of Verdugo Hills High School, ca. 2.5 air miles southwest of Condor Peak, ca. 2.5 air miles south x southeast of Mt. McKinley; slope above Trail Canyon Creek, north of Big Tujunga Rd. 528 Comment
  OBI25691  Poa secunda subsp. secunda David J. Keil, Dirk Walters 1977-4-30 12294 Los Angeles On S side of Calif Rte 138 in vicinity of jctn with Los Angeles co Rd N-2 across hwy from Quail Reservoir Comment
  UC76931  Poa secunda subsp. secunda J. Burtt Davy May 9 1896-May 24 1896 2465 Los Angeles Manzana; Antelope Valley Comment
  RSA616146  Polycarpon tetraphyllum Valerie L. Soza 1998-5-3 100 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 411 Comment
  SD113386  Polycarpon tetraphyllum Darley F. Howe 1956-5-19 2539 Los Angeles Lawn at University of California Los Angeles. Comment
  RSA5484  Polygonum argyrocoleon Carl B. Wolf 1932-10-3 4216 Los Angeles Santa Catalina Island. Mouth of Pebbly Beach Canyon. 15 Comment
  UC849985  Polygonum argyrocoleon Carl B. Wolf 4216 Los Angeles Pebbly Beach Canyon Santa Catalina Island (at mouth, around rock crusher) 15 Comment
  UCR210338  Polygonum aviculare R. G. Swinney 2008-10-16 9601 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  UCR205940  Polygonum hydropiperoides A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37065 Los Angeles San Gabriel Valley, Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  POM122114  Polygonum lapathifolium Unspecified 1901-9-19 s.n. Los Angeles Summit of Mt. Lowe Comment
  RSA0056362  Polygonum lapathifolium Jim Shevock 1970-9-12 458 Los Angeles Malibu Canyon Creek. 304 Comment
  RSA466373  Polygonum punctatum E. S. Spalding 1923-10-11 s.n. Los Angeles Near Dahlia farm, La Canada road Comment
  CAS-BOT-BC71909  Polypodium californicum Grant 1900-3-28 2355 Los Angeles Avalon Comment
  LA94040  Polypodium californicum Lawrence L. Kiefer; 1966-4-9 1821 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 1 mi above Sunset Blvd. 182 Comment
  RSA626516  Polypodium californicum Scott D. White 1998-6-10 6711 Los Angeles San Antonio Canyon: About 1.5 air miles north of San Antonio Dam. Shinn Rd. (=Mountain Ave.) bridge over San Antonio Creek, immediately west of USFS San Antonio Fire Station. 762 Comment
  UCSB62388  Polypodium californicum Kendall, M. 1921-2-13 Los Angeles Palmer's Canon Comment
  UCSB8298  Polypodium californicum Wedberg, Lee 1954-5-7 Los Angeles Sierra Madre Canyon, L.A. 304 Comment
  POM909  Polypodium californicum George B. Grant, Walter Wheeler 1026 Los Angeles Santa Catalina Island. Pacific Ocean, off southern California. Comment
  RSA689894  Polypodium californicum M. B. Dunkle 1929-1-26 2045 Los Angeles Santa Catalina Island. Fern Canyon H.S. [High School]. Comment
  RSA689959  Polypodium californicum Johnstone 1937-06 s.n. Los Angeles Angeles Crest Highway. Comment
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Jan 11 2007
  UCSB62348  Polypodium californicum Kiefer, Lawrence 1967-1-21 Los Angeles San Gabriel Mtns., NE of Sunland, Trail Canyon, tributary of Big Tujunga Canyon, ca. 1/4mi upstream Comment
  SEINET10569038  Polypodium glycyrrhiza David B. Dunn 1937-2-28 Dunn UMO 40302 Los Angeles Licorice fern. Monrovia Canyon. Comment
  UC121355  Polypogon interruptus T. S. Brandegee 1890-5-13 61 Los Angeles Santa Catalina Island Comment
  UCR148054  Polypogon monspeliensis Steve Boyd, Amber Maurice 2004-5-18 11337 Los Angeles Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  RSA596986  Polypogon viridis Steve Boyd, Lauren Raz 1996-9-24 8960 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 915 Comment
  RSA693294  Polystichum imbricans subsp. imbricans Robin S. Collins 1973-5-28 302 Los Angeles Angeles National Forest: Trail Canyon, ca. 3 miles into canyon from beginning of pack trail. 976 Comment
  RSA85031  Polystichum scopulinum F. W. Peirson 1921-6-17 2464 Los Angeles canyon on divide between Little Rock Creek tributary and Bear Creek, San Gabriel Mts. 1920 Comment
  RSA760588  Populus balsamifera subsp. trichocarpa R. G. Swinney 2009-2-20 10020 Los Angeles El Encanto, Azusa River Wilderness Park, off Hwy 39. 305 Comment
  UCR95401  Populus fremontii L. C. Wheeler 1966-11-19 9137 Los Angeles San Gabriel Mtns., Dagger Flat vicinity, Pacoima Canyon 747 Comment
  POM6457  Potamogeton crispus Philip A. Munz 1919-5-15 2785 Los Angeles Pond in Botany lath house of Pomona College, Los Angeles County Comment
  CAS-BOT-BC143082  Potentilla anserina subsp. pacifica Ernest Braunton 1902-6-8 455 Los Angeles Ballona Comment
  NY689141  Potentilla multijuga H. E. Hasse 06 1893 s.n. Los Angeles Near Los Angeles. Comment
  SEINET10957101 Image available Prunus armeniaca Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2583 Los Angeles City of San Gabriel. Howie's Ranch Market, 6580 N. San Gabriel. Comment
  CAS-BOT-BC159859  Prunus dulcis Steve Boyd; Lauren Raz 1997-3-26 9324 Los Angeles Liebre Mountains Region: Portal Ridge north of Lake Hughes, upper end of Myrick Canyon drainage along Lakeview Road 1133 Comment
  CAS-BOT-BC154930  Prunus ilicifolia John I. Carlson 1918-4-29 s.n. Los Angeles Sierra Madre Comment
  RSA497992  Prunus ilicifolia Freda Detmers 1931-5-17 s.n. Los Angeles Hillside, Mint Canyon. Comment
  SD212714  Prunus ilicifolia Jennifer H. Jones 2006-6-4 370 Los Angeles Foothills of San Gabriel Mountains: Southwest of Claremont Wilderness Park near the West end of Pomello Drive. Dirt continuation of Pomello Drive across flood control channel. Base of Northeast facing slope, South of road. 476 Comment
  RSA0016989  Prunus ilicifolia subsp. ilicifolia Marion P. Harthill 1972-4-8 s.n. Los Angeles Coldbrook, Ran. [Coldbrook Ranger] Station. 1067 Comment
  CAS-BOT-BC154565  Prunus ilicifolia subsp. lyonii L. R. Abrams; I. L. Wiggins 1931-7-6 386 Los Angeles Vicinity of Mosquito Harbor. San Clemente Island Comment
  CATA3139  Pseudognaphalium beneolens Sarah Ratay 2010-9-1 132 Los Angeles Santa Catalina Island: Near junction of Parsons Landing Road and West End Road 74 Comment
  UCSB10469  Pseudognaphalium biolettii McElwain, Isabelle 1953-3-21 Los Angeles Point Dume Comment
  CHSC57896  Pseudognaphalium californicum Blake A. Rowe 1986-6-30 33 Los Angeles Along the edges of Hwy 126, 1 km s of Canyon Country, Los Angeles. 250 Comment
  RSA0094715  Pseudognaphalium californicum R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14324 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
  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
  SD69491  Pseudognaphalium luteoalbum Robert F. Thorne, P. Everett 1965-6-23 34983 Los Angeles Santa Catalina Island, near margin of Hay Press Reservoir 409 Comment
  SFV13498  Pseudognaphalium luteoalbum M. H. Grayum 1977-12-11 925 Los Angeles San Fernando Valley Los Angeles, Northridge. South side of Nordhoff Street, just west of Tampa Ave. 255 Comment
  SFV6213  Pseudognaphalium microcephalum R. M. Muran 1974-2-9 11 Los Angeles Santa Monica Mountains Rustic Canyon. 427 Comment
  RSA384626  Pseudotsuga macrocarpa Christina Clark 1928-10-14 s.n. Los Angeles Mountain sides. Foot Mt. San Antonio Comment
  SFV4896  Psilocarphus tenellus M. H. Grayum 1971-5-3 s. n. Los Angeles Santa Monica Mountains Tapia Park. 152 Comment
  RSA0021429  Psilocarphus tenellus A. L. Haines 1974-4-23 s.n. Los Angeles Topanga Canyon Santa Monica Mts. 274 Comment
  UCR61048  Psoralea macrostachya R. G. Swinney 1989-7-13 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon. Morgan Canyon, near spring west of Morgan Canyon debris basin 366 Comment
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Oct 4 2020
  SBBG128288  Pteridium aquilinum var. pubescens M. L. Hoefs, S. A. Junak, K. Kirkland 1999-5-8 3023 Los Angeles lower Fern Cyn, 195 Comment
  RSA0042228  Pteridium aquilinum var. pubescens Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-8 3023 Los Angeles Santa Catalina Island: Lower Fern Canyon. 195 Comment
  CAS-BOT-BC421199  Pterostegia drymarioides John H. Thomas 1957-5-25 6772 Los Angeles San Gabriel Mountains. Western side of Santa Anita Canyon about 7 miles NNE of Pasadena. 609 Comment
  RSA617379  Pterostegia drymarioides Laura Moore, Richard K. Brummitt, S. D. Boyd 1998-5-26 1 Los Angeles San Gabriel Mountains: north base of the range, just to the south of Hwy 14 at Golden Valley Road, Placerita Canyon watershed. 549 Comment
  RSA0042317  Pulicaria paludosa Benjamin E Carter, John R. Clark, Elizabeth Baniaga 2012-7-24 6907 Los Angeles Channel Islands: Santa Catalina Island. Big springs, at road crossing just east of Little Harbor. 3 Comment
  UCR256590  Purshia stansburyana Anuja Parikh, Nathan Gale 2011-6-3 3410 Los Angeles Western Transverse Range; eastern Liebre Mtns., Sierra Pelona, 4.0 km west of State Hwy 14, 2.4 km SW of California Aqueduct 1174 Comment
  POM293199  Pycnanthemum californicum Lyman Benson 1948-10-25 13543 Los Angeles Spring one mile above mouth of San Antonio Canyon, Pacific Slope Drainage Area, San Gabriel Mountains. 793 Comment
  RSA611053  Pycnanthemum californicum Louis C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Pallett Creek 1280 Comment
  CAS-BOT-BC45783  Quercus J. H. Thomas 1957-5-11 6746 Los Angeles About 2 miles NE of La Canada, near Angeles Crest Highway. Upper Sonoran Zone 609 Comment
  UC1871094  Quercus X morehus T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3878 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon; elevation 4830-5160 feet. T8N R17W center S 1/4 SE 1/4 sect 34; and T7N R17W center N 1/2 NE 1/4 sect 3. Comment
  SEINET4077592  Quercus agrifolia Unknown 1904-1 Los Angeles Pasadena. Comment
  RSA670806  Quercus agrifolia var. agrifolia Joseph M. Keefe 2001-3-16 31120 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105. 284 Comment
  UCSB28157  Quercus agrifolia var. agrifolia Lloyd, Robert 1959-3-24 Los Angeles at Oak Flats Fire Station, 10 mi. north of Castaic, on U.S. Hwy, 99, Tehachapi Mts. 822 Comment
  RSA126746  Quercus berberidifolia Peter H. Raven, Thompson 1958-10-11 13760 Los Angeles Saddle Peak, Santa Monica Mountains. 610 Comment
  RSA655464  Quercus berberidifolia LeRoy Gross 2000-11-12 326 Los Angeles Verdugo Mountains: Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway. This road goes up to Green Verdugo Reservoir. 412 Comment
  UC1135548  Quercus berberidifolia A. Lewis Feb 1934 253 Los Angeles Indian Canyon Angeles National Forest, San Fernando Quad. 731 Comment
  CAS-BOT-BC62527  Quercus chrysolepis Marcus E. Jones 1931-10-10 q 28586 Los Angeles San Antonio Canon Comment
  JEPS38049  Quercus chrysolepis Ernest Braunton 1928-7-6 Los Angeles n of Monrovia; Santa Anita Canyon Comment
  RSA0115312  Quercus chrysolepis R. G. Swinney 2011-10-27 15909 Los Angeles San Gabriel Mountains; West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 649 Comment
  UC338549  Quercus chrysolepis J. G. Lemmon 1891-7-18 Los Angeles near Pomona; San Antonio Canyon Comment
  UCR209681  Quercus dumosa Dan S. Cooper 2009-1 209- 25 .1 Los Angeles Los Angeles Basin, Baldwin Hills just below new overlook site, south of Jefferson Blvd., CA State Parks property 122 Comment
  RSA476605  Quercus durata var. gabrielensis H. de Forest 1932-8-15 s.n. Los Angeles Verdugo Valley Comment
  UCR150882  Quercus durata var. gabrielensis Valerie Soza, LeRoy Gross 1999-7-15 636 Los Angeles Transverse Ranges; San Gabriel Mtns, Helispot off Mt Wilson Trail, 2.7 mi from trailhead in Sierra Madre 823 Comment
  RSA290527  Quercus engelmannii Lyman Benson 1948-11-9 13548 Los Angeles Hill at west side of mouth of Monrovia Canyon 305 Comment
  RSA250591  Quercus john-tuckeri Robert F. Thorne 1967-3-23 41580 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1372 Comment
  CAS-BOT-BC61546  Quercus lobata A. J. McClatchie 1896-4-20 1129 Los Angeles Oak Knoll, South of Pasadena Comment
  RSA640284  Quercus tomentella Robert F. Thorne 1971-5-18 41361 Los Angeles Santa Catalina Island: upper part of West Fork of Gallagher Canyon. 381 Comment
  SBBG31515  Quercus tomentella R. Moran 1967-5-2 13789 Los Angeles tributary to N Twin Cyn and 2 mi E of Mt Agusta Comment
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Dec 20 2017
  LA30789  Quercus wislizeni Jo Ann W. Flock; 1958-12-20 12 Los Angeles Liebre Mt., 0.5 mi. E of Horse Trail Public Camp 914 Comment
  RSA567266  Quercus wislizeni var. frutescens Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3855 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  RSA472416  Rafinesquia californica Fay A. MacFadden 1931-5-5 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  POM183607  Rafinesquia californica Joseph A. Ewan 1929-5-25 3476 Los Angeles Above Provedencio Rancho, Santa Monica Mountains Comment
  RSA248860  Rafinesquia californica R. F. Thorne 1973-4-11 42852 Los Angeles San Clemente Island: middle portion of Norton Canyon. 274 Comment
  RSA79212  Ranunculus californicus G. R. Campbell 1952-3-22 18509 Los Angeles Way Hill, San Dimas. 335 Comment
  SD39747  Raphanus sativus Edith A. Purer 1931-4-8 2007 Los Angeles El Segundo Comment
  UCR210100  Rhamnus californica R. G. Swinney 2008-8-13 9400 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.0 mi. east of Fenner Canyon 1793 Comment
  JEPS41980  Rhamnus californica subsp. californica Frank W. Peirson 1918-6-28 108 Los Angeles Rubio Canyon San Gabriel Mts. 579 Comment
  RSA529892  Rhamnus californica subsp. californica Tim S. Ross 1991-8-16 5799 Los Angeles Woodwardia canyon, San Gabriel Mtns (N of Pasadena) 819 Comment
  UCR167317  Rhamnus californica subsp. californica Scott D. White, Brian Leatherman 2005-3-18 10796 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
  RSA390811  Rhamnus crocea Anstruther Davidson 1891-6-11 s.n. Los Angeles Cahuenga Foothills Comment
  CAS-BOT-BC55990  Rhamnus ilicifolia I. Johnston 1917-2-10 s.n. Los Angeles Hills south of Pomona 365 Comment
  LA30494  Rhamnus ilicifolia Jane Turner; T. Mosquin 1958-11-16 C 51 Los Angeles Comment
  LA52147  Rhamnus ilicifolia A. M. Johnson; 1932-5-30 4088 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  POM8710  Rhamnus ilicifolia P. A. Munz, R. D. Harwood 1920-3-13 3310 Los Angeles San Jose Hills, 2 mi. W. of Rocky hillside. Pomona. Comment
  RSA391039  Rhamnus ilicifolia I. M. Johnston 1917-2-10 13809 Los Angeles Hills south of Pomona. Hillside under oak. 366 Comment
  UCSB4035  Rhamnus ilicifolia Haller, Norman 1953-3-5 Los Angeles Faculty Hill, U.C.L.A. Comment
  CAS-BOT-BC170469  Rhus integrifolia G. P. Rixford 1914-5-1 s.n. Los Angeles Avalon, Catalina Island Comment
  LA209577  Rhus integrifolia F. H. Lewis; 1940-2-4 1050 Los Angeles Santa Monica Mountains, Runyon Canyon Park, Mulholland Drive 457 Comment
  RSA213398  Rhus integrifolia Reid V. Moran 1941-2-18 582 Los Angeles San Clemente Island, Middle Ranch 350 Comment
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Jun 5 2014
  RSA592826  Rhus ovata Steve Boyd 1996-4-24 8656 Los Angeles Liebre Mountains, northwestern end of the range on the ridgetop and upper slopes of the southern flank of Apple Canyon. 1067 Comment
  UC1234787  Rhus ovata Peter H. Raven 1962-5-2 17803 Los Angeles upper Bullrush Canyon (ridge on w side); Santa Catalina Island 289 Comment
  RSA0083312  Ribes aureum R. G. Swinney 2010-3-22 12028 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  CAS-BOT-BC93083  Ribes californicum var. hesperium Prof. W. R. Dudley 1907-11-22 s.n. Los Angeles Monrovia Canon [Canyon]. Comment
  LA205448  Ribes indecorum Louis Wheeler; 1933-3-4 1510 Los Angeles Claremont 388 Comment
  RSA522326  Ribes indecorum Steve Boyd 1990-2-3 3820 Los Angeles San Gabriel Mountains, base of range at Padua Hills, just W of mouth of San Antonio Canyon. Comment
  RSA0021647  Ribes malvaceum Jim R. Shevock 1980-2-9 6736 Los Angeles East of Interstate 5 off of Templin Hwy. Angeles National Forest. 915 Comment
  CAS-BOT-BC219176  Ribes nevadense Jacqueline R. Bonquet 1960-8-18 s.n. Los Angeles Buck Horn Camp, Angeles National Forest, Gabriel Mountains 2133 Comment
  UCR209116  Ribes nevadense R. G. Swinney 2008-6-18 9076 Los Angeles San Gabriel Mountains, south of Juniper Hills, Burkhart Trail 0.7 miles WNW of Burkhart Saddle, junction of trail and W Fork of Cruthers Creek 2012 Comment
  CAS-BOT-BC209698  Ribes quercetorum L. R. Abrams 1925-3-27 10887 Los Angeles Between Saugus and the summit on the road to Palmdale Comment
  POM251  Ribes quercetorum W. R. Dudley 1896-6-8 4356 Los Angeles Kings Canyon, Liebre Mts. Comment
  RSA476240  Ribes roezlii E. Crow 1929-2-17 147 a Los Angeles Foothills NE of Glendora. Comment
  RSA608342  Ribes roezlii Louis C. Wheeler 1930-3-8 9 Los Angeles San Gabriel Mountains: San Dimas Canyon.. . Comment
  LA33981  Ribes speciosum Peter H. Raven; 1959-3-1 13824 Los Angeles 396 Comment
  LA50723  Ribes speciosum Sharon Johnston; 1957-3-3 5 Los Angeles Santa Monica Mountains, La Tuna Canyon, Tuna Canyon 1/2 way to top of ridge 152 Comment
  RSA476280  Ribes speciosum Bonnie C. Templeton 1931-3-29 s.n. Los Angeles Mandeville Canyon 200 Comment
  UC11686 Image available Ribes viscosissimum J. H. Barber 1897-1-9 Los Angeles Santa Monica Canyon Comment
  RSA549202  Ricinus communis T. S. Ross 1990-6-20 3696 Los Angeles San Gabriel Mountains: Forest Service Rd 1N36 heading S from Rincon-Red Box Rd; ridge between Spinks and Van Tassel Canyons 756 Comment
  SFV2121  Ricinus communis P. G. Kilburn 1958-3-5 646 Los Angeles San Fernando Valley Base of Oat Mountain, Brown Canyon. 300 yards north of De Soto Ave. storage pond. 366 Comment
  UCR210083  Ricinus communis R. G. Swinney 2008-10-20 9639 Los Angeles San Gabriel Mountains, San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  LA31371  Ricinus communis Peter H. Raven; Jane Turner, Barbara Whitesel 1959-3-15 C 148 Los Angeles SANTA MONICA MOUNTAINS, Point Dume 0 Comment
  RSA0057899  Rorippa curvipes var. truncata Richard G. Swinney 2010-9-7 13703 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  UCR98821  Rorippa curvipes var. truncata T. S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3826 Los Angeles San Gabriel Mtns., W margin of Crystal Lake. 1701 Comment
  UCR210149  Rorippa curvisiliqua R. G. Swinney 2008-10-20 9654 Los Angeles San Gabriel Mountains, San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  RSA484611  Rorippa gambelii Anstruther Davidson 1892-10 s.n. Los Angeles Los Angeles. Comment
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Jun 7 2019
  CAS-BOT-BC147475  Rosa californica Robert F. Thorne; M. Z. Thorne 1966-8-29 36609 Los Angeles San Gabriel Mts., Angeles National Forest: Big Pines Recreation Area, on north side of Jackson Lake at W end, on road from Big Pines to Valyermo 1859 Comment
  OBI13585  Rosmarinus officinalis Unknown 1960-5-29 s.n. Los Angeles Pierce College campus, Canoga Park, Los Angeles 244 Comment
  CAS-BOT-BC158822  Rubus ursinus Timothy S. Ross 1994-4-28 7567 Los Angeles Cottonwood Swamp: Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Moutnain - Liebre Mountains 515 Comment
  UCR258582  Rubus ursinus R. G. Swinney 2010-4-23 12361 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  SBBG133425  Rumex conglomeratus J. Shute, E. Howe 2011-7-8 SERG 11 -57 Los Angeles under stairs by Stone Station Deck Comment
  UCR204830  Rumex conglomeratus R. G. Swinney 2005-8-11 8467 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  RSA778711  Rumex crispus R. G. Swinney 2009-6-8 11107 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  POM2339  Rumex hymenosepalus A. L. Barrows 1903-5-12 s.n. Los Angeles Claremont. 366 Comment
  LA33962  Ruppia cirrhosa Peter H. Raven; Henry J. Thompson 1959-9-6 14360 Los Angeles Santa Monica Mountains, Malibu Lagoon, mouth of Malibu Creek 1 Comment
  UCR147838  Ruta graveolens L. C. Wheeler 1954-5-30 7058 Los Angeles San Gabriel Mountains, San Gabriel Mountains: Eaton Wash about east of [fork of mansion?]. . Comment
  RSA587361  Salazaria mexicana Orlando Mistretta 1992-5-4 242 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  RSA522948  Salix Tim S. Ross, Orlando Mistretta 1990-10-26 3323 -B Los Angeles San Gabriel Mountains: Horse Canyon drainage along riparian strip. 762 Comment
  RSA570021  Salix exigua Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4945 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  SBBG130995  Salix exigua S. A. Junak 1999-5-6 SCa 887 Los Angeles Parsons Landing, at W end of beach, just inland from crk mouth 6 Comment
  UCR205834  Salix exigua R. G. Swinney 2008-5-8 8797 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
  UCSB52658  Salix gooddingii Thorne, Robert; Tilforth, Dick 1978-6-21 Los Angeles San Gabriel Mountains: Reservoir behind Little Rock Dam Comment
  LA208693  Salix laevigata Carl Hedin; Joseph Ewan 1933-3-11 7669 Los Angeles Ballona Creek at Ballona Marshes [Area 4] Comment
  RSA128785  Salix laevigata Peter H. Raven 1959-3-8 13831 Los Angeles Topanga Canyon, 1.1 mile north of Coast Highway. 30 Comment
  LA52046  Salix lasiolepis Carl Hedin; J. A. Ewan 1932-4-22 7625 Los Angeles SAN FERNANDO VALLEY, Los Angeles River, 0.4 km E of Radford Dr. 176 Comment
  POM182039  Salix lasiolepis F. R. Fosberg 1932-1-26 7173 Los Angeles At top of grade between Calabasas and Agoura. 285 Comment
  POM362742  Salix lasiolepis Robert Gustafson 1973-5-17 s.n. Los Angeles 3 mi southwest of the Mt. Wilson turnoff on Angeles Crest Highway 1585 Comment
  RSA0103801  Salix lasiolepis R. G. Swinney 2011-9-27 15693 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road mile SE of Dawson Saddle, from road to 150 m up canyon bottom. 2354 Comment
  RSA250503  Salix lasiolepis Robert F. Thorne, John Dourley 1967-10-10 37366 Los Angeles Angeles National Forest: 1.5 mi. E of Dawson Saddle 2332 Comment
  SBBG57887  Salix lasiolepis F. R. Fosberg 1932-1-26 7177 Los Angeles Los Angeles River at foot of Cahuenga Pass grade 180 Comment
  SD37396  Salix lasiolepis Edith A. Purer 1931-3-15 1018 Los Angeles Griffith Park, along stream edge Comment
  UCR187268  Salix lasiolepis A. C. Sanders 2006-4-18 32092 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  CAS-BOT-BC126299  Salix sessilifolia F. R. Fosberg 1932-3-3 7413 Los Angeles Castaic Creek, below Castaic, San Gabriel Mts. 300 Comment
  UCR277249  Salsola tragus R. G. Swinney 2010-9-30 13930 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
  CAS-BOT-BC180710  Salsola tragus John Thomas Howell 1952-10-26 28876 Los Angeles Vacant lot, Palmdale Comment
  UCD118694  Saltugilia splendens R. F. Thorne 1963-7-11 32774 Los Angeles Along road to Upper Shake Camp Ground, ca. 3 miles W of Lake Hughes, Angeles National Forest. Comment
  UCR246418  Saltugilia splendens Dan S. Cooper 2011-6-6 611- 77 B Los Angeles Western San Gabriel Mountains, Portal Ridge, east of Three Points, off Pine Canyon Rd. 1332 Comment
  RSA401637B  Salvia apiana William Emboden 1970-6-12 34 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA424325  Salvia apiana William Emboden 1970-6-12 29 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  CHSC26066  Salvia carduacea M. Malody 1966-4-17 34 Los Angeles Mallard Canyon in the San Gabriel Mountains. 365 Comment
  POM3986  Salvia carduacea W. R. Dudley, F. H. Lamb 1896-6-9 4365 Los Angeles Kings Canyon, Liebre Mts. Comment
  RSA668667  Salvia columbariae Steve Boyd, LeRoy Gross 2002-5-7 10434 Los Angeles Del Sur Ridge, upper Haskel Canyon drainage, west of Bouquet Canyon, southward from the Coarse Gold Road (5N24). 610 Comment
  RSA771766  Salvia columbariae R. G. Swinney 2009-5-20 10810 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  UCR265960  Salvia columbariae Orlando Mistretta, Christine Mistretta 2005-4-21 2073 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  RSA0056281  Salvia columbariae L. Bullington 1961-4-27 s.n. Los Angeles Dry Canyon, Mulholland Rd. 457 Comment
  RSA401469  Salvia columbariae Robert M. Perkins 1935-4-13 s.n. Los Angeles 2 miles north of Gorman. Comment
  RSA446283  Salvia dorrii var. pilosa Robert M. Perkins 1919-5-30 s.n. Los Angeles Big Rock creek, Antelope Valley. Comment
  SD12592  Salvia leucophylla Edith A. Purer 1935-5-11 6551 Los Angeles Hillside, Maliobou Road. Comment
  CAS-BOT-BC229926  Salvia mellifera Marcus E. Jones 1926-5-20 s.n. Los Angeles Mountains near Claremont Comment
  JEPS62762  Salvia mellifera Frank W. Peirson 1918-6-1 181 Los Angeles Mt. Wilson San Gabriel Mts. (Toll Road) 609 Comment
  LA86118  Salvia mellifera Emboden W. A. Jr.; 1962-4-29 Los Angeles Santa Monica Mountains, Mulholland Drive near Beverly Glen Blvd Comment
  RSA145139  Salvia mellifera Alice Ann Webb 1961-2-9 769 Los Angeles Johnson's Pasture, Claremont, Mt. Range - San Gabriel. 457 Comment
  RSA762363  Salvia mellifera R. G. Swinney 2009-3-13 10114 Los Angeles Azusa, mouth of San Gabriel River Canyon, 0.8 mi. north of Foothill Blvd. on east side of main river channel 192 Comment
  LA34658  Salvia spathacea Mary V. Hood; 1948-5-18 48 4 k Los Angeles 579 Comment
  RSA434079  Salvia spathacea Bonnie C. Templeton 1931-5-1 s.n. Los Angeles Mandeville Canyon 300 Comment
  RSA650337  Sambucus caerulea A. E. Hersh 1950-7-9 s.n. Los Angeles Topanga Canyon about 2 miles from west end. 91 Comment
  RSA658421  Sambucus mexicana Erinn Wilson 1996-5-3 3 Los Angeles G canyon on Cal Poly Campus Pomona Comment
  SBBG31076  Sambucus nigra subsp. caerulea R. F. Thorne 1966-4-28 36210 Los Angeles upper end of Renton Mine Rd, Pebbly Beach Cyn 259 Comment
  UC1605465  Sanguisorba minor subsp. muricata Tim Ross 1993-4-22 6923 Los Angeles Middle Canyon sw part Santa Catalina Island (along old dirt road (no longer maintained) that ascends the ridge sw of Thompson Dam and drops to Bullrush Canyon); Santa Catalina South Quad., , Middle Cy 213 Comment
  UC1375367  Sanicula arguta C. Davidson 1971-5-7 1509 Los Angeles Santa Catalina Island, at Ben Weston Beach Ben Weston Beach; Santa Catalina Island, Ben Weston Beach 15 Comment
  UCR282149  Sanicula arguta R. G. Swinney 2014-5-15 16543 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
  RSA470997  Sanicula arguta G. R. Proctor 1944-3-4 799 Los Angeles Santa Susana Pass Comment
  RSA485829  Sanicula arguta T. S. Elias, Orlando Mistretta 1988-2-10 10671 Los Angeles San Clemente Island: just south of field station on East side of island. Comment
  POM3424  Sanicula bipinnata C. F. Baker 1907-5-6 4775 Los Angeles Hills near Pomona. Comment
  LA32980  Sanicula crassicaulis Louis C. Wheeler; 1932-4-2 Los Angeles Santa Monica Mountains, Head of Mandeville Canyon 487 Comment
  RSA471459  Sanicula crassicaulis L. C. Wheeler 1931-4-10 S- 43 Los Angeles East end of San Jose Hills at Pomona. 305 Comment
  UC1605250  Sanicula tuberosa Tim Ross, Steve Boyd 1993-5-23 7177 Los Angeles Clearwater Canyon, ca. 170-230 m WSW of Plum Spring Liebre Mountains 769 Comment
  RSA592771  Sanicula tuberosa Steve Boyd, Michael Wall 1996-4-4 8542 Los Angeles Liebre Mountains, ridgeline and adjacent slopes of side canyon to Charlie Canyon, west of San Francisquito Canyon off Angeles National Forest Road 5N17;, ca 0.4 road miles south of jtn with 5N30, south of Red Mountain. Near 34 deg 33.120'N, 118 deg 31.541'W. T5N R16W sec. 2. 701 Comment
  RSA777430  Schedonorus arundinaceus R. G. Swinney 2009-5-27 10857 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  UC1584106  Schinus molle Tim Ross 1991-2-23 4114 Los Angeles ca. 1/4 air-mile w. of Turnbull Canyon Rd. x Skyline Dr. Upper Turnbull Canyon; Whittier Hills (Puente Hills), Upper Turnbull Canyon 310 Comment
  RSA585818  Schinus polygamus T. S. Ross, Steve D. Boyd 1989-4-27 s.n. Los Angeles Claremont: RSABG, on the E edge if Indian Hill Mesa amid plantings of native shrubs; clayey soil 405 Comment
  SD252263  Schismus Steven A. Junak 1999-5-20 Sca 959 Los Angeles Santa Catalina Island: base of paved road leading to rop of Black Jack Peak, on SW side of peak. 530 Comment
  CAS-BOT-BC239930  Schismus arabicus Timothy S. Ross; Darin Banks 1994-4-12 7454 Los Angeles Liebre Mountains. San Francisquito Canyon: ca 1080 m SW of San Francisquito Powerhouse No. 2, several m W of the road, adjacent to the riparian strip 451 Comment
  UCD92918  Schismus arabicus Geoffrey Levin 1975-5-17 508 Los Angeles 1.5 mile east on State 138 from junction with State 18 near Pinyon Hills. 1158 Comment
  RSA0115854  Schismus arabicus Steven A. Junak 1999-5-6 SCa- 880 Los Angeles Santa Catalina Island. On W side of Cherry Cove, just N of road, ridgetop. 71 Comment
  RSA706407  Schismus barbatus L. M. Prince, John Dolan 2002-3-26 2 -290 Los Angeles Claremont, Rancho Santa Ana Botanic Garden, Fay's meadow. 400 Comment
  UCR94667  Schoenoplectus acutus var. occidentalis A. C. Sanders, E. J. Lott 1993-5-6 13989 Los Angeles Western Mojave Desert, SW edge of Rosamond Dry Lake, near east end of Ave 'C,' just west of Piute Ponds and east of Sierra Hwy, at edge of Edwards AFB 700 Comment
  SEINET11749060  Schoenoplectus acutus var. occidentalis H. E. Hasse 1888-1 Los Angeles near Los Angeles Comment
  LA33905  Scirpus californicus Peter H. Raven; Henry J. Thompson 1959-9-6 14371 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, mouth of creek. 6 Comment
  UCSB55387  Scirpus microcarpus Munz, Philip 1920-5-17 Los Angeles Topanga Canyon; Santa Monica Mtns. 152 Comment
  RSA0110810  Scrophularia californica R. G. Swinney 2011-4-28 14537 Los Angeles San Gabriel Mountains: north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam. 878 Comment
  UCR277211  Scrophularia californica R. G. Swinney 2010-5-25 12932 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  RSA654418  Scrophularia californica subsp. floribunda Matt Brooks 1988-4-15 16 Los Angeles Whittier, Turnbull Canyon Rd. 2.1 miles east of its intersection with Beverly Blvd. Comment
  HSC97533  Scutellaria siphocampyloides Richard G. Olmstead 1986-6-8 792 Los Angeles Angeles National Forest along creek near picnic area at Chilao Camp 1601 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
  LA209606  Selaginella asprella Lawrence L. Kiefer; 1963-10-5 1022 Los Angeles San Gabriel Mountains, Little Rock Canyon., E-side, ca. 2--3 mi below Little Sycamore Campground 1371 Comment
  RSA683690  Selaginella asprella Ivan M. Johnston 1917-7-28 1595 Los Angeles San Antonio Canon 1753 Comment
  OBI49599  Senecio douglasii var. douglasii David J. Keil 1986-9-27 19740 -2 Los Angeles NW Los Angeles County; along I-5, just S of Hungry Valley Rd exit. roadside pullout 914 Comment
  POM182394  Senecio flaccidus var. douglasii Joseph A. Ewan 1931-10-29 5278 Los Angeles 1/2 mile below Seminole Hot Springs 396 Comment
  RSA127807  Senecio flaccidus var. douglasii P. H. Raven, Henry J. Thompson 1949-9-27 14546 Los Angeles Mulholland Highway just east of Decker Road 549 Comment
  RSA653516  Senecio flaccidus var. douglasii LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 279 Los Angeles Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet 610 Comment
  UCR93948  Senecio flaccidus var. douglasii R. D. Goeden, J. Teerink 1996-7-16 s.n. Los Angeles San Gabriel Mtns., above Grandview Canyon on Big Pines Highway 1760 Comment
  CAS-BOT-BC365651  Senecio flaccidus var. monoensis Timothy S. Ross; Steve Boyd 1994-9-20 8237 Los Angeles Liebre Mountains. 2 miles NW of Acton: Sandy wash, S side of intersection Escondido Canyon Road & Red Rover Mine Road 902 Comment
  CATA2794  Senecio lyonii Wheeler Apr 1904 6134 Los Angeles Santa Catalina Island 0 Comment
  UCR186881  Senecio vulgaris A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32039 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  UCR210274  Sequoiadendron giganteum R. G. Swinney 2008-9-13 9461 Los Angeles San Gabriel Mtns., Buckhorn Spring, 50-250 m south of Hwy 2 in canyon bottom, near large concrete water tank on E side of canyon 2070 Comment
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Jul 25 2018
  SD234770  Setaria verticillata R. E. Riefner Jr. 2003-11-23 03 475 Los Angeles South Coast: Signal Hill, west of 405 Freeway along Temple Ave. at 29th St. 24 Comment
  CLARK-A1528-3239  Sida leprosa var. hederacea John C. Roos 1942-9-5 1744 Los Angeles Westwood Village Comment
  LA82217  Sidalcea malviflora O. H. Kappler; 1941-5-22 275 Los Angeles Santa Monica Mountains, Upper Dume Canyon [Zuma Cyn, E-fork], Backus Ranch 487 Comment
  UCR275036  Sidalcea malviflora Michael Honer, Rachel Woodard 2006-4-11 2174 Los Angeles Tehachapi Mountains area, Grazed hills c. 3.5 miles ENE of Quail Lake 976 Comment
  UC1012928  Sidalcea malviflora subsp. sparsifolia C. L. Hitchcock 1952-6-2 19565 Los Angeles on road to Gorman about 6 mi w Hughes Lake; w of Hughes Lake on rd to Gorman Comment
  RSA448212  Sidalcea neomexicana subsp. thurberi Anstruther Davidson 1902-07 s.n. Los Angeles Los Angeles. Comment
  UCD170321  Sidotheca trilobata R. G. Swinney 2009-5-27 10878 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream. 1585 Comment
  RSA609995  Silene antirrhina L. C. Wheeler 1933-5-13 1733 Los Angeles Cobal Canyon 487 Comment
  RSA477864  Silene gallica Robert M. Perkins 1936-3-4 122 Los Angeles Sand dunes at El Segundo Comment
  CAS-BOT-BC174911  Silene laciniata L. R. A. 1901-6-6 1691 Los Angeles Los [Tunas Canon] Tuna Canyon, S. Monica Mts. 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
  JEPS50921  Silene multinervia Frank W. Peirson 1918-6-4 41 Los Angeles foothills e Rubio Canyon; foothills e of Rubio Canyon 609 Comment
  CAS-BOT-BC175099  Silene verecunda Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  UCD99113  Silene verecunda Michael Grayum; Daryl Koutnik 1978-8-1 1517 Los Angeles East of Castro Peak at end of Corral Canyon Road, Santa Monica Mountains. 853 Comment
  UC592749  Sinapis alba Carl B. Wolf 1936-5-10 7783 Los Angeles E of Whittier (near Michigan Ave., on N side of Whittier Blvd.) 106 Comment
  UCR252770  Sisymbrium irio R. G. Swinney 2010-3-10 11791 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes 329 Comment
  LA210071  Sisymbrium irio Louis C. Wheeler; 1932-3-12 476 Los Angeles Santa Monica Mountains, Hollyhock Canyon, Mandeville Canyon 121 Comment
  UCR222768  Sisymbrium officinale R. G. Swinney 2009-5-8 10694 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA598896  Sisymbrium orientale Steve Boyd, Timothy S. Ross 1997-3-21 9212 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  SBBG36323  Sisymbrium orientale S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-5 SCa 545 Los Angeles just N of rd to Toyon Bay, 1.1 rd mi from intersection with Airport Rd 316 Comment
  UCR256132  Sisymbrium orientale R. G. Swinney 2010-4-20 12301 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  RSA624641  Sisymbrium orientale L. C. Wheeler 1973-5-12 s.n. Los Angeles San Gabriel Mountains: Gould Mesa Picnic Ground. 427 Comment
  LA82351  Sisyrinchium bellum O. H. Kappler; 1946-4-6 34 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA366921  Sisyrinchium bellum N. C. Cooper 1945-5-1 2334 Los Angeles Tapia Park region 762 Comment
  UCR126357  Solanum americanum A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27133 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  RSA9650  Solanum americanum Louis C. Wheeler 1932-10-29 1439 Los Angeles Atlantic Ave. ca. 8 mi. N Anaheim Ave. Long Beach. 46 Comment
  CAS-BOT-BC174996  Solanum douglasii A. C. Sanders 2003-3-14 25767 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 560 Comment
  CATA1324  Solanum douglasii Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-15 2421 Los Angeles Santa Catalina Island: Upper end of Renton Mine Road 243 Comment
  LA81977  Solanum douglasii O. H. Kappler; 1944-2-12 543 543543 Los Angeles 7 Comment
  RSA747451  Solanum douglasii A. C. Sanders, T. B. Salvato 2009-5-21 36904 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. 64 Comment
  RSA602446  Solanum mauritianum Scott D. White 1997-5-14 5126 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
  SD68981  Solanum pseudocapsicum Robert F. Thorne Oct 1963 33276 Los Angeles Rancho Santa Ana Botanic Garden, Claremont. Comment
  RSA427416  Solanum umbelliferum Gale Sphon 1959-5-9 332 Los Angeles Big Rock Public Camp, Angeles National Forest. Comment
  SD50740  Solanum umbelliferum Darley F. Howe 1959-5-3 Los Angeles 25 miles west of Lancaster Comment
  UCR241083  Solanum umbelliferum Jeremiah George 2012-5-15 s.n. Los Angeles Western Transverse Range/San Gabriel Mtns., Santa Clarita, Bee Canyon just north of Soledad Canyon Road, SE of Hwy 14, west side of wash 537 Comment
  RSA427407  Solanum umbelliferum M. B. Dunkle 1936-3-28 4713 Los Angeles Santa Catalina Island, Silverado Canyon. Comment
  UCD127033  Solanum umbelliferum Kenneth A. Wilson 1961-3-14 1028 Los Angeles Santa Monica Mountains. Mulholland Hwy. 2 miles west of Sulphur Hot Springs. Comment
  UCR19822  Solanum wallacei Freda Detmers 1929-4-13 s.n. Los Angeles Channel Islands, Santa Catalina Island: Descano Canyon 152 Comment
  SEINET3078075 Image available Solanum xanti var. intermedium Norman C. Cooper 1945-5-1 2201 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  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
  UCR24170  Soliva sessilis Alfred R. Roos 1958-5-16 s.n. Los Angeles City of Los Angeles, lawn of the Ambassador Hotel, [3400] Wilshire Blvd. 69 Comment
  UC557675  Sonchus asper Nell Murbarger May 1936 228 Los Angeles e side San Clemente Island (near ocean) Comment
  UC557677  Sonchus oleraceus Nell Murbarger 1936-3-1 110 Los Angeles San Clemente Island Comment
  RSA12389  Sonchus oleraceus C. B. Wolf 1934-4-11 5601 Los Angeles Bryant Ranch, east of Long Beach, 250 ft. northeast of junction of Hathaway, Los Altos and 8th Streets. 15 Comment
  OBI35714  Spartium junceum Rebecca Cicoria 1982-4-26 58 Los Angeles Palos Verdes Peninsula Lower Blackwater Cyn, Rolling Hills Comment
  RSA729745  Spartium junceum R. G. Swinney 1998-7-6 6272 Los Angeles San Gbriel Mtns.: Mescal Canyon, 2.3 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1646 Comment
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Jan 26 2014
  RSA0080427  Spartium junceum R. G. Swinney 2011-6-29 15371 Los Angeles Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground. 1082 Comment
  SD31162  Spergula arvensis Edith A. Purer 1931-2-21 1530 Los Angeles Palos Verdes Hills. Comment
  RSA0097912  Spergularia bocconi F. R. Fosberg 1931-3-23 S 4332 Los Angeles Hamilton Canyon, mouth near Avalon, Catalina Island. 2 Comment
  CATA3121  Spergularia villosa Amy Catalano 2016-5-24 126 Los Angeles Santa Catalina Island: Road by old grass production field at junction of Cape Canyon and Middle Canyon roads 173 Comment
  RSA763109  Stachys albens R. G. Swinney 2008-8-13 9362 Los Angeles Icy Springs, tributary of Big Rock Creek. 1756 Comment
  UC1124948  Stachys albens Jerome S. Horton 1935-7-18 214 Los Angeles Dalton Canyon below Dam Pomona Quadrangle Comment
  SFV12374  Stachys bullata D. L. Koutnik, V. Dawes 1978-5-12 480 Los Angeles Santa Monica Mountains Arroyo Sequit along Mulholland Highway. 549 Comment
  SD215446  Stanleya pinnata Timothy S. Ross, Steve Boyd and Peter W. Fritsch 1990-6-11 3389 Los Angeles Little Rock Creek; Joshua Tree Campground on the southwest side of Little Rock Reservoir. 997 Comment
  UCR255753  Stanleya pinnata R. G. Swinney 2010-5-12 12718 Los Angeles San Gabriel Mountains/Mojave Desert, Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone 921 Comment
  CATA2017  Stebbinsoseris heterocarpa Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-4 Los Angeles Santa Catalina Island: Little Ripper's Canyon, just inland from beach 36 Comment
  RSA478180  Stellaria media F. R. Fosberg 1931-4-3 S- 4469 Los Angeles Pebble [Pebbly] Beach. Santa Catalina Island. 10 Comment
  UC852207  Stellaria media L. W. Nuttall 243 Los Angeles Santa Catalina Island Comment
  UCR91797  Stellaria media Scott D. White 1995-2-7 2517 Los Angeles Santa Susanna Mtns, Sunshine Canyon, directly west of Hwy I-5 just south of interchange with Hwy 14 457 Comment
  RSA608647  Stellaria media L. C. Wheeler 1931-3-11 s.n. Los Angeles La Verne. Comment
  RSA65759  Stellaria media F. W. Peirson 1919-2-26 368 Los Angeles Brae Burn Road, Atadena Comment
  UCD99388  Stellaria media Jack Delaini 1974-2-14 19 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 457 Comment
  CAS-BOT-BC375071  Stephanomeria I. M. Johnston 1917-7-28 1573 Los Angeles San Antonio Mountains. San Antonio Canon [Canyon] 1676 Comment
  IRVC26307  Stephanomeria cichoriacea Mark A. Elvin, Cathleen Weigand 2003-5-22 2907 Los Angeles crest of mountains at head of Salt Canyon, Newhall Ranch Santa Susana Mtns. 915 Comment
  RSA770344  Stephanomeria cichoriacea R. G. Swinney 2008-6-24 9088 Los Angeles Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 244 Comment
  UC75139  Stephanomeria cichoriacea C. F. Baker 1903-8-2 3656 Los Angeles near Claremont; San Antonio Canyon Comment
  SFV4124  Stephanomeria exigua M. L. Vincent