Search Results — 2000 specimen records retrieved (1561 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCR272953  Abies concolor R. G. Swinney 2011-7-29 15585 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  POM735  Abronia maritima M. Hitchcock 1918-7-3 8 Los Angeles near mouth of Topanga Canyon Comment
  POM737  Abronia maritima Crawford, Hiatt 1916-3-30 s.n. Los Angeles Santa Monica Comment
  SBBG38783  Abronia maritima M. B. Dunkle 1939-4-5 7278 Los Angeles sandy beach, Pyramid Cove Comment
  LA200661  Abronia maritima Jonathan Sauer; D. Birindelli, L. Birindelli 1968-5-6 4345 Los Angeles Santa Monica Mountains, Point Dume 365 Comment
  RSA251417  Abronia umbellata Robert F. Thorne 1966-4-15 35990 Los Angeles San Clemente Island: 2/3 miles SSE of Eel Point (and N of seal Cove), SW side of island 30 Comment
  CATA3376  Acacia melanoxylon Peter J. Dixon, Matt Guillams, Steve Junak, Amy Catalano 2016-5-11 050 Los Angeles Santa Catalina Island: Avalon Canyon, drainage adjacent to fallow field, above Machado Field 58 Comment
  POM85891  Acer macrophyllum George B. Grant 1901-5-3 17 Los Angeles Mount Wilson, Southern California. Comment
  RSA799902  Acer macrophyllum Michelle Terrazino, Monica Rodriguez, Naomi S. Fraga 2013-7-23 9 Los Angeles Glendora Ridge Road. 1312 Comment
  SEINET4044537 Image available Achillea millefolium D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, near Kanan-Dume Rd. 182 Comment
  UCR204211  Achillea millefolium R. G. Swinney 2001-9-16 8161 Los Angeles San Gabriel Mountains, 100 m east of Little Jimmy Spring Canyon, south Fork, south of Hwy 2, 0.6 mi due east of Mt. Islip and c. 2 mi north of Crystal Lake 2207 Comment
  RSA545212  Achillea millefolium var. californica T. S. Ross 1992-4-14 6188 Los Angeles San Clemente Island: 20-40 meters ENE of the intersection of the new Lemon Tank Road and main N-S island access road 340 Comment
  SEINET2146063  Achillea millefolium var. californica C. M. Coad 1971-4-22 118 Los Angeles N. end of Sycamore Canyon (at end of Indian Hill Blvd. in Claramont), San Gabriel Mt. Range 640 Comment
  RSA416199  Achillea millefolium var. californica Reed Kepner 1951-5-12 s.n. Los Angeles Fairgreen avenue Arcadia. 244 Comment
  SBBG57053  Achnatherum coronatum R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk, Paradise Camp Comment
  UCSB33243  Achnatherum hymenoides Partsch, M. 1977-5-14 Los Angeles along Palmdale Blvd at junction with 140th St E. 1066 Comment
  RSA529162  Achnatherum occidentale subsp. occidentale Timothy S. Ross, Steve Boyd 1991-7-24 5657 Los Angeles Granite Mountain: San Gabriel Mountain Range. Chilao Flat 1976 Comment
  RSA764463  Achnatherum speciosum Doris Hoover Bowers 1957-4-25 573 Los Angeles Mohave Desert N/o Big Pines 1220 Comment
  UC1870325  Achnatherum speciosum LeRoy Gross 2005-5-3 2221 Los Angeles [Transverse Ranges; San Gabriel Mountains region]; West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. Comment
  UCR186898  Achyrachaena mollis A. C. Sanders 2006-4-14 32053 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
  UCR191704  Achyrachaena mollis A. C. Sanders 2008-4-11 34862 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School 945 Comment
  POM87793  Achyrachaena mollis L. R. Abrams 1902-4-20 2358 Los Angeles Los Angeles Comment
  UCD103878  Acmispon americanus var. americanus L. W. Nuttall 1920-5-18 235 Los Angeles Big Wash Canyon, Santa Catalina Island. Comment
  CATA715  Acmispon argophyllus var. argenteus Mark L. Hoefs 1991-5-3 1215 Los Angeles Santa Catalina Island: Above road on north-west side of Descanso Canyon, near entry to Hamilton Cove 79 Comment
  CHSC8355  Acmispon glaber Edward L. Smith 1957-5-2 170 Los Angeles Located in a wash at Pomona College. 365 Comment
  LA52432  Acmispon glaber var. glaber Carl Epling; M. Epling May 1925 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCD104224  Acmispon maritimus L. W. Nuttall 1920-6-12 318 Los Angeles Santa Catalina Island, Pacific Ridge. Comment
  SBBG78354  Acmispon micranthus F. R. Fosberg 1932-5-7 8163 Los Angeles summit of Coach Rd [Stagecoach Rd] 250 Comment
  RSA0110770  Acmispon micranthus Steven A. Junak, Mark L. Hoefs, Sara L. Crockett 1997-3-27 SCa- 353 Los Angeles Santa Catalina Island. Upper part of Cape Canyon drainage, ca. 0.65 mi SW of Black Jack Peak. 396 Comment
  SBBG68096  Acmispon strigosus R. Hoffmann 1931-5-3 Los Angeles lower Bouquet Cyn Comment
  SBBG127507  Acmispon wrangelianus M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-4 2831 Los Angeles hillside above New York Harbor 54 Comment
  SBBG91829  Acmispon wrangelianus S. A. Junak 1978-4-15 SCa 011 Los Angeles E side of Cherry Cove 30 Comment
  UCD104502  Acmispon wrangelianus Geoffrey Levin 1974-4-27 52 Los Angeles Evey Canyon, a side canyon of San Antonio Canyon. San Gabriel Mts. Mt. Range. 731 Comment
  SEINET10799353  Acroptilon repens David B. Dunn 1948-6-21 Dunn 3835 Los Angeles Collected 1/2 way between Lancaster and Mojave, along road bank. Comment
  CAS-BOT-BC133181  Adenostoma fasciculatum Marcus E. Jones 1926-5-20 s.n. Los Angeles Mountains near Claremont (San Gabriel Mts.) Comment
  UC557778  Adenostoma fasciculatum Nell Murbarger May, 1936 187 Los Angeles e. side San Clemente Isl. Comment
  SEINET6190166  Adenostoma fasciculatum J. H. Barber 1897-1 194 Los Angeles Aliso Canyon Comment
  UC1584039  Adiantum capillus-veneris Tim Ross and Orlando Mistretta 1990-10-24 3291 Los Angeles lower Cape Horn Canyon Cape Horn Canyon; San Gabriel Mts, Angeles National Forest, Cape Horn Manageme 548 Comment
  LA98925  Adiantum jordanii Lawrence L. Kiefer; 1966-4-16 1873 Los Angeles SANTA MONICA MOUNTAINS, Russell Valley, ca 2 mi W of Kanan Rd, canyon S of Hwy 101. 304 Comment
  UCR172452  Agoseris grandiflora Anuja Parikh, Nathan Gale 2005-7-5 2122 Los Angeles Santa Susana Mtns., Newhall Ranch, slopes south of upper Potrero Canyon, south of Santa Clara River c. 2 mi. east of the Ventura Co. line, study area 19 396 Comment
  UC205628  Agoseris retrorsa I. M. Johnston 1918-7-6 2089 Los Angeles Pine Mt. Ridge, San Antonio Mountains Comment
  UCR192852  Agoseris retrorsa R. G. Swinney 1998-7-14 6447 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.8 mi. west of Camp Lupine trail 2262 Comment
  RSA756785  Agoseris retrorsa Orlando Mistretta, Christine Mistretta 2008-4-28 2536 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Impact area 9 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1127 Comment
  UCR269252  Alisma lanceolatum Sandra L. Leatherman, Jennifer Pareti, Brian Daniels 2013-4-18 2013- 3 Los Angeles Coastal Plains and 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
  UC3067  Allium burlewii H. M. Hall Jun 3 1900-Jun 6 1900 1497 Los Angeles Swarthout Canyon San Antonio Mountains, Swarthout Canyon 2042 Comment
  SEINET10666943 Image available Allium cepa Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2574 Los Angeles City of San Gabriel. Hawaii Supermarket, 120 E. Valley. Comment
  RSA0073266  Allium fimbriatum var. fimbriatum Orlando Mistretta, Christine Mistretta 2005-4-21 2071 Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  RSA733446  Allium fimbriatum var. fimbriatum R. G. Swinney 2001-4-18 7895 Los Angeles San Gabriel Mtns./Mojave Desert: Valyermo area, ridge top ca. 500 m east of south end of Bobs Gap Comment
  RSA71859  Allophyllum divaricatum F. W. Peirson 1923-10-26 293 Los Angeles Big Dalton Canyon, San Gabriel Mountains. 762 Comment
  UCR117673  Allophyllum glutinosum Scott D. White 1997-5-21 5212 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, slope above Hwy 39, above San Gabriel Reservoir 488 Comment
  RSA585933  Allophyllum glutinosum T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2941 Los Angeles Upper Big Tujunga Canyon: margin of Big Tujunga Creek and toes of the slopes immediately west (ca 1.6 air miles ENE of Barely Flats). 1213 Comment
  SEINET2444583  Allophyllum integrifolium R. G. Swinney 1999-7-5 7518 Los Angeles San Gabriel Mtns. Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 (Mescal Creek 7.5' Q.). 1866 Comment
  RSA593558  Alnus rhombifolia Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8919 Los Angeles Liebre Mountains, Castaic Creek, upstream from Fish Canyon, entering the narrower portion of the [floodplain?] 500 Comment
  SEINET10481951  Alyssum alyssoides August J. Breitung 1953-5-17 Breitung 15155 Los Angeles Los angeles crest hwy, san bernardino mts. Comment
  RSA609110  Amaranthus retroflexus L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Head of Los Pinetos Canyon. 1097 Comment
  RSA752283  Amaranthus retroflexus Justin M. Wood 2009-7-25 1160 -B Los Angeles Private residence on Ramona Ave, just SE of intersection of Arrow Highway and Mills Ave. 351 Comment
  RSA628559  Amaranthus retroflexus L. C. Wheeler 1967-8-13 10461 Los Angeles San Gabriel Mountains: Placerita Canyon Road; Sand Canyon 434 Comment
  CAS-BOT-BC126768  Amblyopappus pusillus A. C. Sanders; Lee Jones 2005-4-8 29361 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  SBBG98474  Amblyopappus pusillus T. Ross 1991-5-23 5499 Los Angeles lower Tota Cyn, E escarpment 88 Comment
  UCR240030  Ambrosia acanthicarpa R. G. Swinney 2009-11-13 11611 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  UCR247984  Ambrosia acanthicarpa David J. Keil 1986-9-27 19741 -2 Los Angeles Along Hwy I-5, just south of Hungry Valley Road exit 915 Comment
  UCR277185  Ambrosia acanthicarpa R. G. Swinney 2010-10-5 13966 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  RSA248858  Ambrosia chamissonis R. F. Thorne 1973-4-11 42876 Los Angeles San Clemente Island: dunes near Flasher, NW part of island. 3 Comment
  UC1215169  Ambrosia chamissonis Peter H. Raven 1962-4-11 17265 Los Angeles San Clemente Island 6 Comment
  UCR68928  Ambrosia chamissonis Steve Boyd, T. Ross, et al 1990-4-7 4267 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  RSA749905  Ambrosia confertiflora Kelly Volansky 2006-2-17 s.n. Los Angeles Montebello Hills, east of Montebello Blvd. near the Paramount Blvd. exit from Hwy 60 113 Comment
  SFV21773  Ambrosia psilostachya J. N. Hogue 2010-7-10 370 .07 Los Angeles Los Angeles, Eagle Rock. 1316 Saginaw Street. 207 Comment
  UCR223105  Ambrosia salsola R. G. Swinney 2009-4-29 10613 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  CLARK-A1528-1544  Ambrosia trifida John C. Roos 1937-9-7 Los Angeles North Hollywood Comment
  CAS-BOT-BC180604  Amorpha californica var. californica Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Mts. Comment
  RSA156542  Amorpha californica var. californica L. R. Abrams 1902-7-1 2622 Los Angeles Little Santa Anita Canyon, San Gabriel Mountains. Comment
  RSA598278  Amorpha californica var. californica R. G. Swinney 1989-5-8 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries. Water Pipe Canyon, 1 mi. NE of Glendora Wilderness Park. 457 Comment
  UCR113695  Amorpha californica var. californica L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mtns, Doe Flat, Graveyard Canyon 823 Comment
  CAS-BOT-BC222261  Amsinckia John H. Thomas 1957-4-27 6673 Los Angeles Pt. Dume, about 18 miles due west of Santa Monica 60 Comment
  RSA0079959  Amsinckia intermedia Barry Burnell 1971-3-29 309 Los Angeles Sycamore Canyon above Claremont at the top of Indian Hill Blvd. San Gabriel Mts., Pacific Slope drainage. 396 Comment
  RSA0115844  Amsinckia menziesii Steven A. Junak 1999-4-22 SCa- 841 Los Angeles Santa Catalina Island. In upper part of Cape Canyon at pumphouse, just upstream from fork in road. 305 Comment
  RSA0089905  Amsinckia menziesii var. menziesii Valerie L. Soza, Laura Moore 2000-5-10 853 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak 1936. 579 Comment
  IRVC27805  Amsinckia retrorsa A. C. Sanders, T. B. Salvato 2005-4-26 29753 Los Angeles Santa Clarita area; S of Plum Cyn at end of Canyon Crest Dr, NW of mouth of Mint Cyn. Western San Gabriel/Liebre Mtns Region 488 Comment
  RSA251544  Amsinckia spectabilis R. F. Thorne 1973-4-12 42942 Los Angeles San Clemente Island: Pyramid Cove at S end of island near small point between Triton and Thresher. 6 Comment
  RSA0103784  Amsinckia tessellata R. G. Swinney 2011-4-20 14463 Los Angeles San Gabriel Mountains/ Western Mohave Desert: Vincent, 2.9 miles SE of Lake Palmdale on Carson Mesa, 100-200 m east of Angeles Forest Hwy 1000 Comment
  RSA499931  Amsinckia tessellata var. tessellata Robert Gustafson 1978-5-2 887 Los Angeles Dirt road leading into Hungry Valley .1 mile from the junction with the 2-lane paved Peace Valley Rd., west of Gorman. 1249 Comment
  UCR180358  Amsinckia tessellata var. tessellata Scott D. White, Pam Devries 2006-5-9 11394 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy and SW of Gorman Post Road 1098 Comment
  RSA599189  Anagallis arvensis Scott D. White 1997-3-12 4739 Los Angeles Zuma Beach; mouth of Zuma Creek, E end of the County Beach. 8 Comment
  UCR86833  Anagallis arvensis Scott D. White 1995-4-27 2960 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
  SEINET7594995 Image available Andropogon glomeratus Louis C. Wheeler 1946-1 6343 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 1/2 mile W of Bear Creek 518 Comment
  RSA588053  Androsace elongata subsp. acuta Orlando Mistretta 1994-4-15 1049 Los Angeles Santiago canyon: W slopes of drainage near confluence with Little Rock Creek. 1113 Comment
  POM184310  Anethum graveolens L. M. Booth 1932-7-6 1267 Los Angeles Anaheim Road, west of American Avenue, Long Beach. 15 Comment
  SD231189  Anisocoma acaulis Sula Vanderplank, Leroy Gross & Steve Hoskinson 2005-5-6 50506 68 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 ridge, wash and roadside. 1444 Comment
  UCD97916  Anredera cordifolia Peter Shamble 1964-12-18 s.n. Los Angeles Excel Lawn Service, 3440 N. Magnum St., Baldwin Park. Comment
  SBBG130708  Anthemis cotula S. A. Junak 2000-7-1 SCa 1376 Los Angeles just N of Cape Cyn Rd, 0.4 mi E of intersection with Middle Ranch Rd, at storage shed, near Cape Cyn corrals 228 Comment
  UCD129078  Anthemis cotula C. W. Tilforth 1969-6-13 204 Los Angeles end of small canyon 1/2 mile east of intersection of Colima Ave and Punta del Este St north of Whittier. Comment
  LA201687  Antirrhinum coulterianum Arthur C. Gibson; 2003-6-8 4836 Los Angeles SANTA MONICA MOUNTAINS, above Stunt Rd, 0.6 km E of Mulholland Rd. Comment
  UCR190282  Antirrhinum coulterianum R. G. Swinney 1998-8-1 6629 Los Angeles San Gabriel Mtns., Vincent Gulch, 1.2 miles SE of Vincent Gap Trail Head, c. 2 miles east of the summit of Mt. Baden-Powell 1631 Comment
  UCR209222  Antirrhinum coulterianum R. G. Swinney 1969-6-7 542 Los Angeles San Gabriel Mtns., Glendora, 0.6 mi. north of Sierra Madre Ave. north of the end of Pennsylvania Ave. 351 Comment
  RSA354885  Antirrhinum nuttallianum subsp. subsessile C. Epling 1931-5-9 s.n. Los Angeles Santa Monica Mountains. Los Alisos Canyon. Comment
  RSA135129  Apiastrum angustifolium P. H. Raven, Henry J. Thompson 1960-4-24 15109 Los Angeles Santa Monica Mountains, Decer [Decker] Road about 2 miles north of Coast Highway. 244 Comment
  RSA190887  Apiastrum angustifolium R. F. Thorne 1967-5-18 36866 Los Angeles Santa Catalina Island. Salta Verde, above Wild Boar Gully (Cercocarpus Arroyo). 213 Comment
  RSA470384  Apiastrum angustifolium Fay A. MacFadden 1931-3-25 s.n. Los Angeles Tuna Canyon, Verdugo Hills 335 Comment
  RSA617729  Apiastrum angustifolium Scott D. White 1998-5-22 6563 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
  UCR127967  Apiastrum angustifolium A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26089 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
  RSA37398  Apiastrum angustifolium F. W. Peirson 1919-5-18 133 Los Angeles Hills east of Monrovia Canyon 457 Comment
  CLARK-A1528-1426  Apium leptophyllum John C. Roos 1937-4-21 Los Angeles Claremont Comment
  RSA609982  Apocynum androsaemifolium L. C. Wheeler 1970-6-27 s.n. Los Angeles San Gabriel Mountains: Little Fish Fork, Fish Fork Camp. 2012 Comment
  RSA600003  Apocynum cannabinum Steve Boyd, Lauren Raz 1997-5-28 9842 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
  UCR147291  Apocynum cannabinum Orlando Mistretta, Peter L. Morrell 1992-6-4 500 Los Angeles Transverse Ranges; San Gabriel Mountains region, Shortcut Canyon, OVH area. Arroyo District, paralleling Big Tujunga 1463 Comment
  UCR247280  Arabidopsis thaliana Dan S. Cooper 2013-3-17 313- 52 Los Angeles Western Transverse Range; Hollywood Hills, Los Angeles, Royce Canyon in Griffith Park, off Mt. Hollywood Dr. 297 Comment
  CAS-BOT-BC128634  Arbutus menziesii Le Roy Abrams 1901-4-13 1515 Los Angeles Wilson's Trail 914 Comment
  RSA0082403  Arbutus menziesii R. G. Swinney 2010-8-16 13566 Los Angeles C. 1.0 mile NW of Chantry Flats on north side of Winter Creek Trail. 768 Comment
  UCR182760  Arceuthobium campylopodum R. G. Swinney 1997-8-6 5758 Los Angeles San Gabriel Mtns, Table Mountain area, Jesus Canyon west of road 4N47, NW of Wrightwood 1927 Comment
  RSA626672  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15781 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Road, San Gabriel Mountains. 1000 Comment
  RSA626786  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-8-20 20196 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA0089374  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley, Melanie Baer Keeley 1992-10-15 22118 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  RSA634805  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20467 Los Angeles Road to Sulphur Springs Campground, 5.7 km north of Angeles Crest Hwy, North of Chilao Campground. San Gabriel Mtns. 1700 Comment
  LA42397  Arctostaphylos glandulosa subsp. mollis A. M. Johnson; 1934-5-4 4466 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  CAS-BOT-BC39304  Arctostaphylos glauca Joseph Andorfer Ewan 1937-8-15 10960 Los Angeles San Gabriel Mts., Jct. of no. fork with west fork of San Gabriel River. 518 Comment
  RSA367301  Arctostaphylos glauca Anstruther Davidson 1892-8-22 1769 Los Angeles Wilson's Peak Comment
  RSA608520  Arctostaphylos glauca L. C. Wheeler 1931-1-5 s.n. Los Angeles La Verne. Comment
  RSA631574  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15939 Los Angeles Hughes Lake Road, 7 km north of Highway 5. 400 Comment
  RSA631685  Arctostaphylos glauca Jon E. Keeley 1977-11-5 7012 Los Angeles Stunt Road, several km west of Stunt Ranch. 530 Comment
  RSA631703  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15841 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA0087358  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15752 Los Angeles Santa Clara Divide Rd. (3N17), 2 km off Sand Canyon Rd., San Gabriel Mountains. 900 Comment
  CAS-BOT-BC46727  Arctostaphylos parryana Frank W. Peirson 1942-10-15 13434 Los Angeles Carleton Flats. San Gabriel Mts. Hill top in camp. Comment
  CAS-BOT-BC46733  Arctostaphylos parryana Carl B. Wolf 1933-11-9 5545 Los Angeles Swartout Valley, between Wrightwood and Big San Gabriel Pines Park, 0.5 mi. W. San Bernadino Co. Line. 1950 Comment
  RSA634334  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22131 Los Angeles Campground below Mt. Baldy ski lift, San Gabriel Mtns. 1880 Comment
  RSA634846  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20526 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635056  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20371 Los Angeles Road to Mt. Gleason, 13.7 km west of Mill Creek Summit, San Gabriel Mtns. 1805 Comment
  RSA635251  Arctostaphylos patula Jon E. Keeley 1992-8-21 20642 Los Angeles Cloudburst summit 640 Comment
  RSA730397  Arctostaphylos patula R. G. Swinney 1998-8-27 6788 Los Angeles ridge due north of Big Horn Ridge and south of San Antonio Ridge hight spor on ridge above Coldwater Canyon. Montane coniferous forest and chaparral on ridge top. 2378 Comment
  UCR190114  Arctostaphylos patula R. G. Swinney 1998-8-27 6787 Los Angeles San Gabriel Mtns., ridge due north of Big Horn Ridge and south of San Antonio Ridge, 7625 ft. high spot on ridge above Coldwater Canyon 2325 Comment
  RSA747145  Arenaria macradenia R. G. Swinney 2008-5-8 8805 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  UCR181239  Arenaria macradenia R. G. Swinney 1997-6-13 5573 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
  POM353  Arenaria macradenia var. arcuifolia L. R. Abrams, E. A. McGregor 1908-6-20 357 Los Angeles Liebre Mts. 1524 Comment
  RSA729746  Arenaria macradenia var. arcuifolia R. G. Swinney 1998-7-2 6266 Los Angeles San Gabriel Mtns.: north of Table Mountain, Wrightwood area, 1.6 mi. north of junction of roads 4N21B, 4N21A, and 4N21 on ridge north of end of 4N21. 1963 Comment
  CAS-BOT-BC174071  Arenaria paludicola Dr. H. E. Hasse 1890-6-1 s.n. Los Angeles Unspecified Comment
  RSA230730  Argemone munita Robert F. Thorne, M. Z. Thorne 1969-7-9 38487 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
  CAS-BOT-BC248307  Argyranthemum foeniculaceum R. E. Riefner, Jr. 2011-8-19 11 -103 Los Angeles Palos Verdes Peninsula, Malaga Cove, north ca. 0.2 mi from Paseo del Mar St. at Palos Verdes Dr. West 89 Comment
  SBBG108912  Aristida adscensionis S. A. Junak 1997-3-11 SCl 746 Los Angeles Sibara Ridge overlooking Pyramid Cove, ca. 0.3 mi S of Triangulation Pt Guds 152 Comment
  RSA0034600  Aristida divaricata George B. Grant 1905-4-2 s.n. Los Angeles Altadena Comment
  POM11880  Aristida ternipes var. hamulosa Joseph Clemens 1922-6-10 s.n. Los Angeles Behind Occidental College Comment
  RSA167852  Artemisia californica R. F. Thorne, Percy C. Everett 1964-2-6 33288 Los Angeles Santa Catalina Island, W of Catalina Harbor at Isthmus. 8 Comment
  SD66858  Artemisia californica R. Mitchel Beauchamp 1967-3-20 360 Los Angeles Santa Catalina Island, along beach road south of Avalon Comment
  UC415490  Artemisia californica Blanche Trask 1903-6-1 286 Los Angeles Pat's trail San Clemente Island Comment
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Jul 2 2014
  UCR218003  Artemisia californica A. C. Sanders, Dan S. Cooper 2010-8-5 38566 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  POM9640  Artemisia californica Philip A. Munz 1920-12-5 4401 Los Angeles Claremont. 366 Comment
  LA31372  Artemisia douglasiana Peter H. Raven; Jane Turner, Barbara Whitesel 1959-3-15 C 146 Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  SBBG62507  Artemisia douglasiana R. Hoffmann 1927-9-23 Los Angeles Oak's Garage, Mint Cyn Comment
  UCR256861  Artemisia douglasiana R. G. Swinney 2010-8-16 13542 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  JEPS20094  Artemisia dracunculus Peter H. Raven 1957-9-21 11318 Los Angeles nw. end of UCLA campus; Los Angeles Comment
  POM19001  Artemisia ludoviciana subsp. incompta Philip A. Munz 1923-9-1 7711 Los Angeles Swartout Valley, San Gabriel Mts. Narrow north-facing canyon at old sawmill. 2042 Comment
  SBBG12507  Artemisia nesiotica P. H. Raven 1962-7-11 18006 Los Angeles upper end of first cyn S of Lemon Tank Comment
  OBI70453  Artemisia spinescens Mark Elliott 1979-4-19 13 Los Angeles 4 mi W of Calif 14 on Calif 138 762 Comment
  RSA417398  Artemisia tridentata A. Menke 1953-10-31 s.n. Los Angeles Hidden Lake, Pine Canyon Comment
  RSA774794  Artemisia tridentata R. G. Swinney 2009-7-29 11405 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  LA202947  Artemisia tridentata subsp. tridentata T. A. Geissman; TAG- 31966 -ATA Los Angeles on the road to Big Pine, 3 mi. E of Valyermo Comment
  RSA0018729  Arundo donax LeRoy Gross, Evan Meyer, Bart O'Brien 2013-10-17 6200 Los Angeles Hansen Dam flood control basin, Big Tujunga wash, between foothill Blvd. and Wentworth street. West of the 210 freeway. Collected short distance east and west, just south of Orcas Park, off Orcas Ave. 315 Comment
  RSA401114  Asclepias vestita Anstruther Davidson 1893-7-4 1940 Los Angeles Rock Creek. Comment
  SD231186  Asclepias vestita Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 50506 85 Los Angeles Transverse Ranges; San Gabriel Mountains region: Bob's Gap. 1444 Comment
  PASA560  Asparagus officinalis Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  CAS-BOT-BC68899  Aspidotis californica George B. Grant 1901-1-1 248 Los Angeles From Santa Monica Range Comment
  UCR180716  Aspidotis californica R. G. Swinney 1995-4-4 3477 Los Angeles San Gabriel Mtns, Glendora, ridge overlooking south end of Mystic Canyon at Big Dalton Canyon 451 Comment
  CAS-BOT-BC68799  Asplenium vespertinum George L. Moxley 1920-11-28 871 Los Angeles San Gabriel Canyon Comment
  RSA144635  Aster greatae Wesley O. Griesel 1961-9-2 s.n. Los Angeles Switzers Camp, Upper Arroyo Seco 762 Comment
  UCR186849  Astragalus brauntonii Naomi Fraga, Janell Cassianni, T. Thibault 2006-5-10 1679 Los Angeles Western Transverse Range; Santa Monica Mtns., open fuel break near trail edge on Temescal Ridge 305 Comment
  RSA415513  Astragalus gambelianus F. R. Fosberg 1931-3-26 S- 4390 Los Angeles Santa Catalina Island. Hamilton Canyon. 5 Comment
  SFV6462  Astragalus lentiginosus var. variabilis T. Gordon, W. C. Willig, K. A. Wilson 1974-4-28 215 Los Angeles Mojave Desert Lancaster Blvd. 5 miles south of Rosamond. 710 Comment
  RSA415608  Astragalus miguelensis F. H. Elmore 1939-11-23 s.n. Los Angeles Northwest harbor of San Clemente Island Comment
  SD66852  Astragalus miguelensis R. Mitchel Beauchamp 1967-3-19 323 Los Angeles San Clemente Isalnd, Sherman Field, sandy area south of the runway Comment
  UC284260  Astragalus miguelensis P. A. Munz 1923-4-8 6606 Los Angeles nw coast San Clemente Island; nw coast San Clemente Island Comment
  RSA415639  Astragalus palmeri Anstruther Davidson s.n Los Angeles Catalina [Island] Comment
  CAS-BOT-BC194035  Astragalus trichopodus var. lonchus Alice Eastwood 1919-7-4 9300 Los Angeles Santa Monica Canyon Comment
  RSA15344  Astragalus trichopodus var. phoxus C. B. Wolf 1926-04 s.n. Los Angeles Big Tujunga Wash, east of San Fernando Comment
  UCR256261  Astragalus trichopodus var. phoxus R. G. Swinney 2010-3-10 11836 Los Angeles San Gabriel Mountains, Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 488 Comment
  POM11774  Astragalus trichopodus var. trichopodus R. L. Pendleton 1909-7-2 1369 Los Angeles Santa Catalina Island. Road east of Avalon. 9 Comment
  UC136116  Athysanus pusillus C. F. Baker 1904-4-1 4124 Los Angeles Claremont Comment
  SEINET3929862  Atriplex amnicola Howard C. Stutz 1991-2-7 95446 Los Angeles Malibu Beach.; 0 Comment
  UCR161203  Atriplex argentea T. B. Salvato, Melissa Clemons 2005-9-27 1225 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  UC1349365  Atriplex californica Robert F. Thorne 1966-4-5 35858 Los Angeles along Cottonwood Creek below dam in Cottonwood Canyon (Santa Catalina Island); , Cottonwood Creek, Cottonwood Canyon 106 Comment
  RSA771647  Atriplex canescens R. G. Swinney 2009-5-13 10798 Los Angeles Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  UC1136283  Atriplex canescens H. S. Yates 1936-8-28 6360 Los Angeles 1/2 mi w Valyermo Ranger Station; Rock Creek Quad., w of Valyermo Ranger Station Comment
  UCR231076  Atriplex canescens Dan S. Cooper 2011-9-19 s.n. Los Angeles Western Transverse Range, Bouquet Canyon, south of David Way intersection with Bouquet Canyon Rd. 425 Comment
  UCR94677  Atriplex confertifolia A. C. Sanders, E. J. Lott 1993-5-6 13986 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
  CAS-BOT-BC172642  Atriplex coulteri Peter H. Raven 1962-5-21 17799 Los Angeles Santa Catalina Island; road from Middle Ranch to Bullrush Canyon 243 Comment
  UCR126364  Atriplex heterosperma A. C. Sanders 2003-8-6 27121 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters 335 Comment
  POM18434  Atriplex pacifica P. A. Munz 1923-4-11 6764 Los Angeles San Clemente Island Comment
  RSA478400  Atriplex semibaccata E. S. Spalding 1925-9-19 s.n. Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  RSA535324  Atriplex semibaccata T. S. Ross 1991-5-20 5355 Los Angeles San Clemente Island: Un-named knoll ca 5100 feet S of Wilson Cove Settlement; gradual northerly slope 2750 NNW of the 750 BM. 218 Comment
  CAS-BOT-BC176585  Atriplex serenana var. davidsonii C. C. Parry s.n. Los Angeles Los Angeles Comment
  SBBG65402  Atriplex serenana var. serenana R. Hoffmann 1927-8-30 Los Angeles W of Castaic Comment
  UCR247547  Atriplex suberecta Dan S. Cooper 2013-7-29 713- 32 Los Angeles South Coast, Torrance; vacant lot just SW if Crenshaw Blvd. and East 208th St. intersection 23 Comment
  RSA478350  Atriplex subspicata M. B. Dunkle 1930-7-23 2440 Los Angeles Little Harbor, Santa Catalina Island. Comment
  RSA155799  Atriplex watsonii P. H. Raven 1962-4-11 17255 Los Angeles Due west of Wall 2, San Clemente Island 9 Comment
  RSA344530  Atriplex watsonii F. C. Boutin 1967-4-23 1626 Los Angeles San Clemente Island: North end of island, at W end of air field runway. Comment
  RSA659745  Avena barbata Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 65 Los Angeles San Clemente Island. Comment
  UCR214671  Avena barbata A. C. Sanders, Dan S. Cooper 2010-4-30 38152 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA385414  Avena sativa F. R. Fosberg 1931-4-16 S- 4662 Los Angeles Eagles Nest, Middle Ranch Canyon; Santa Catalina Island. 180 Comment
  UC1063697  Azolla filiculoides Jerome S. Horton 1938-7-28 513 Los Angeles surface of San Dimas Reservoir; Pomona Quadrangle, San Dimas Watershed Comment
  RSA709377  Azolla microphylla 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
  IRVC4658  Baccharis glutinosa P. H. Raven 1959-2-15 Los Angeles Beverly Glen Boulevard: 2.6 miles north of Sunset Boulevard southern coastal 213 Comment
  NY39303  Baccharis malibuensis R. M. Beauchamp 1991-8-26 s.n. Los Angeles Santa Monica Mountains; Stokes Canyon, on south-facing slope 213.4 Comment
  RSA0008309  Baccharis malibuensis James Henrickson 1993-9-3 22470 Los Angeles 0.3 miles E of Las Virgenes Road along Las Virgenes Canyon Road towards Cottontail Ranch. plant under powerlines on north side of road across from home at 1643 Las Virgenes Canyon Road; On Soka University Property 235 Comment
  POM350358  Baccharis salicifolia M. B. Dunkle 1938-3-20 5258 Los Angeles Rolling hills, Palos Verdes Hills, Los Angeles. Comment
  RSA581013  Baccharis salicifolia Jamie Kneitel 1994-4-28 34 Los Angeles San Gabriel Mountains: Dexter Park 610 Comment
  RSA656131  Baccharis salicifolia Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 669 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 518 Comment
  RSA720231  Baccharis salicifolia LeRoy Gross 2007-4-21 2644 Los Angeles North side of the range; Engleheard Canyon. Pass or up canyon from Camp Max Straus at the end of Shirly Jean Street 416 Comment
  LA200297  Barbarea orthoceras Peter H. Raven; 1960-5-29 15448 Los Angeles 792 Comment
  SEINET10482044  Barbarea vulgaris Lenington 1927-1-1 LENINGTON s.n. Los Angeles Pomona. A common weed. Comment
  POM123140  Batis maritima Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach. Comment
  RSA85319  Berberis aquifolium var. aquifolium F. W. Peirson 1943-5-15 13462 Los Angeles along small stream bed immediately south and above Big Pines Center 2133 Comment
  RSA177680  Beta macrocarpa R. F. Thorne, P. C. Everett 1965-5-11 34538 Los Angeles Santa Catalina Island. Shoreline along Catalina Harbor. Comment
  SD69359  Beta macrocarpa Robert F. Thorne, P. Everett 1965-5-11 34538 Los Angeles Santa Catalina Island; salt flats north and rocky shore line along Catalina Harbor. Comment
  UCR270049  Blitum californicum R. G. Swinney 2011-3-17 14117 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  RSA652655  Bloomeria crocea R. S. Woglum 1930-4-28 2439 Los Angeles Glendora. Hills South toward San Dimas. Comment
  RSA649823  Bloomeria crocea Matt Brooks 1988-5-7 36 Los Angeles Whittier, Dark Canyon 1.7 miles east of its confluence with Sycamore Canyon. Comment
  RSA127844  Bloomeria crocea var. crocea Peter H. Raven 1959-5-9 14164 Los Angeles Santa Monica Mountains. Mulholland Hwy 1 mile W of Las Virgenes Road. Malibu Creek drainage, 274 Comment
  RSA367451  Bloomeria crocea var. crocea Anstruther Davidson 1908-7-7 3102 Los Angeles Topanga Comment
  CAS-BOT-BC25679  Boechera sparsiflora I. M. Johnston 1918-5-12 1952 Los Angeles San Antonio Mountains. Upper San Antonio Canyon. 1524 Comment
  CAS-BOT-BC30966  Bolboschoenus maritimus A. C. Sanders; E. J. Lott 1993-5-6 13991 Los Angeles Western Mojave Desert: SW edge of Rosamond Dry Lake, near E end of Ave C, 701 Comment
  CAS-BOT-BC30959  Bolboschoenus maritimus George B. Grant 1901-4-28 3844 Los Angeles Santa Monica Beach. Comment
  CATA1204  Bolboschoenus maritimus subsp. paludosus Mark L. Hoefs, Jay B. Walker, Carol Annable 1995-6-7 2256 Los Angeles Santa Catalina Island: Little Harbor 3 Comment
  SBBG105080  Bolboschoenus maritimus subsp. paludosus T. Ross 1993-4-20 6824 Los Angeles NE side of Little Harbor near outlet of Little Springs Cyn drainage, emptying to the harbor 2 Comment
  SBBG128294  Bothriochloa barbinodis M. L. Hoefs 1991-4-16 1102 Los Angeles Renton Mine Rd 249 Comment
  SBBG31218  Brassica geniculata R. F. Thorne 1966-9-11 36639 Los Angeles lower Middle Ranch Cyn, ca. 0.75 mi above Ben Weston Beach 53 Comment
  RSA0084242  Brassica nigra Carrie A. Herd 1982-4-7 68 Los Angeles Walnut, Mt. San Antonio College Comment
  POM351106  Brickellia californica F. R. Fosberg 1931-7-11 7205 Los Angeles Near Reservoir Summit, Ridge Route, western Sierra Madre Mountains. 1200 Comment
  RSA0105489  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
  UCR210636  Brickellia californica R. G. Swinney 2008-10-22 9676 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  UCR61056  Brickellia californica R. G. Swinney 1989-11-24 1493 Los Angeles San Gabriel Mtns, San Gabriel Mountains, vicinity Glendora Wilderness Park, Big Dalton Canyon Road Comment
  CHSC99228  Brickellia nevinii John Dittes 2006-11-3 1428 Los Angeles Western Transverse Ranges; San Gabriel Mtns; Big Tujunga Cyn; ca. 2.4 air-miles S of Mt. McKinley, ca. 4.3 air-miles W of Big Tujunga Reservoir, ca. 3.4 air-miles NE of Mt. Gleason Jr. Highschool; slope north of Big Tujunga Canyon road about 1/2-way between Delta Flats Overlook and Trail Canyon Road. 579 Comment
  UCSB6407  Brickellia nevinii Gill, Robert 1959-9-30 Los Angeles At base of San Gabriel Dam; San Gabriel Mt. Range; Pacific Slope Drainage Area Comment
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Sep 24 2007
  SBBG113057  Brodiaea jolonensis S. A. Junak with M. L. Hoefs, K. Kirkland, J. Takara 1998-5-1 SCa 598 Los Angeles N of Airport Rd, at S end of Whitley's Pk Ridge 417 Comment
  SBBG108926  Brodiaea kinkiensis S. A. Junak 1997-4-24 SCl 867 Los Angeles N of Wall Rock Cyn, S of Arizona Rd 335 Comment
  SD66872  Brodiaea kinkiensis R. Mitchel Beauchamp 1967-6-3 548 Los Angeles In field southeast of Lemon Tank, San Clemente Island. Comment
  CAS-BOT-BC144331  Bromus L. R. Abrams 1929-3-14 12635 Los Angeles Hollywood. Comment
  SD69008  Bromus carinatus Robert Thorne, D. Propst 1968-5-28 37668 Los Angeles Santa Catalina Island; upper N slope of Bulrush Canyon in cactus clump 395 Comment
  UCD58001  Bromus carinatus F. R. Fosberg 1931-4-3 S 4484 Los Angeles Santa Catalina Island. Pebble Beach. Comment
  UCR272359  Bromus carinatus var. carinatus R. G. Swinney 2011-6-20 15226 Los Angeles San Gabriel Mountains, Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1573 Comment
  CAS-BOT-BC156231  Bromus catharticus Le Roy Abrams 1901-4-1 1461 Los Angeles Fruitland. Comment
  SBBG131633  Bromus catharticus S. A. Junak 1999-5-22 SCa 1014 Los Angeles Avalon Cyn, at entrance to Catalina Stables 48 Comment
  UCR127648  Bromus catharticus A. C. Sanders, Mark Elvin 2002-6-25 25268 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  SBBG19156  Bromus catharticus var. catharticus M. A. Piehl 1963-12-8 631118 Los Angeles lower edge of active dune along W end of airfield runway, West Cove 18 Comment
  POM266276  Bromus grandis J. C. Roos 1942-5-23 1060 Los Angeles Santa Anita Canyon, San Gabriel Mountains. Comment
  RSA585947  Bromus grandis Timothy S. Ross, Steve Boyd 1990-5-23 2627 Los Angeles San Gabriel Mountains. Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), on the watershed divide between Mill Canyon and Moody Canyon 1524 Comment
  RSA585531  Bromus hordeaceus Timothy S. Ross 1992-4-21 6223 Los Angeles San Gabriel Mountains, Glendora Ridge Road: north margin of road pull-out ca 215 meters NW of Horse Canyon Saddle 1024 Comment
  UCR153564  Bromus hordeaceus A. C. Sanders, T. B. Salvato 2005-4-26 29723 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon road, near powerlines 610 Comment
  CAS-BOT-BC162339  Bromus madritensis Peter H. Raven 1959-5-5 14107 Los Angeles Santa Monica Mountains. Mullholland Highway, 1 mile west of Las Virgenes Road Malibu Creek Drainage. 274 Comment
  SBBG116993  Bromus madritensis S. A. Junak 2001-5-3 SCa 1474 Los Angeles just N of Airport Rd, in extreme upper portion of Swain (Toyon) Cyn 374 Comment
  POM50875  Bromus pseudolaevipes Le Roy Abrams 1901-06 1704 Los Angeles Santa Monica Mountains, Saddle Peak. Comment
  RSA632439  Bromus pseudolaevipes Valerie L. Soza, LeRoy Gross 1999-7-15 624 Los Angeles San Gabriel Mountains: Mt. Wilson Trail, north of junction with Upper Winter Creek Trail, southeastern side of Mount Harvard. 1341 Comment
  UCSB37848  Bromus pseudolaevipes Raven, Peter 1960-5-21 Los Angeles Triunfo Canyon; Santa Monica Mtns 259 Comment
  UCR281999  Bromus rubens R. G. Swinney 2014-5-7 16418 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  RSA0039739  Bromus rubens Roxanne Smith 1991-5-5 10 Los Angeles Hills south-east of Golden Springs and Diamond Bar Blvd. 1/4 mi. north of intersection Clear Crk. Cyn. Drive and Steep Cyn. Road. Comment
  RSA729314  Bromus tectorum R. G. Swinney 1998-7-2 6222 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  RSA777433  Bromus tectorum R. G. Swinney 2009-5-27 10860 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  UCR213964  Bromus tectorum Dave Silverman, Cindy Hopkins 2007-4-24 6742 Los Angeles Tejon Ranch, 1.8 km ESE of National Cement plant, 1.0 km W of Oso Pump Plant-CA Aqueduct, and 290 m S of the county line 976 Comment
  UCR223466  Bromus tectorum R. G. Swinney 2009-5-28 10923 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  LA94734  Buddleja davidii J. Feldman; 1959-6-15 sn Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek Comment
  CAS-BOT-BC234000  Calandrinia breweri Dr. H. E. Hasse 1909-1-1 s.n. Los Angeles Santa Monica Range Comment
  UCR280690  Calandrinia breweri R. G. Swinney 2014-5-27 16678 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  SEINET11942317  Calandrinia breweri I. W. Clokey, Templeton, B. 1929-1 4524 Los Angeles Mandeville Canyon, Santa Monica Mountains 350 Comment
  RSA177739  Calandrinia maritima R. F. Thorne, Percy C. Everett 1965-5-11 34586 Los Angeles Little Harbor, Santa Catalina [Island] Comment
  RSA377238  Calochortus albus Aloys Nicholson 1933-5-7 s.n. Los Angeles Malibu Canyon, Santa Monica Mountains. Comment
  RSA785915  Calochortus albus K. Dobry 1992-4-9 330 Los Angeles West Santa Monica Mts. along E Arroyo Sequit 5 mi No. of Pacific Coast Hwy. At camp Shalom Comment
  UCR129357  Calochortus catalinae B. A. Prigge 1986-3-19 6931 Los Angeles Western Transverse Range; Santa Monica Mtns., 0.3 mi west of Mulholland Hwy on Pacific Coast Hwy. 30 Comment
  UCR43558  Calochortus catalinae B. A. Prigge 1986-3-19 6931 Los Angeles Western Transverse Range; Santa Monica Mtns., 0.3 mi west of Mulholland Hwy on Pacific Coast Hwy. 30 Comment
  UCR50765  Calochortus catalinae Lyman Benson 1945-5-11 12083 Los Angeles San Gabriel Valley, midway between Pomona and Brea in the Puente Hills. Pacific Slope Drainage 274 Comment
  UCR155387  Calochortus clavatus A. C. Sanders, T. B. Salvato 2005-5-24 30276 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, c. 0.5 mi. NW of community of Mint Canyon 610 Comment
  JEPS17815 Image available Calochortus clavatus var. gracilis Frank W. Peirson 1921-6-21 2468 Los Angeles West Fork San Gabriel River San Gabriel Mountains 685 Comment
  RSA618709  Calochortus clavatus var. gracilis Scott D. White, Pam DeVries 6761 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. 548 Comment
  SBBG132180  Calochortus clavatus var. gracilis A. Parikh, N. Gale 2014-5-19 809 Los Angeles N of Santa Clara River near Val Verde, 0.2 km N of Hunstock St, 0.1 km SE of Del Valle Rd 395 Comment
  POM9570  Calochortus plummerae Philip A. Munz 1919-6-10 3274 Los Angeles Baseline Road, Claremont Comment
  RSA0051313  Calochortus plummerae Allison D. Rudalevige, David Bramlet, Lindsay Messett, Courtney Rose 2014-6-9 ADR 5 Los Angeles City of Santa Clarita, east of Bouquet Canyon Road, south of Soledad Canyon Road, west of Golden Valley Road. 479 Comment
  RSA9067  Calochortus plummerae R. Johnson 1931-06 3194 Los Angeles Verdugo Mountains: Tuna Canyon, Johnsons Ranch. 351 Comment
  UCR205282  Calochortus splendens Valerie Soza, Sarah J. De Groot 2003-6-11 1655 Los Angeles San Gabriel Mountains, Prairie Fork, southeast of Cabin Flat 1799 Comment
  UCR155128  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
  UCR116293  Calyptridium monandrum B. G. Pitzer 1998-5-12 3711 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 Comment
  RSA157799  Calystegia macrostegia subsp. amplissima P. H. Raven 1962-5-9 17687 Los Angeles Head of canyon just north of Gray, San Clemente Island. 488 Comment
  CAS-BOT-BC215757  Calystegia macrostegia subsp. arida R. K. Brummitt 1998-5-24 20000 Los Angeles Foot of Mt. Baldy Road just N of Claremont, San Gabriel Mts. 600 Comment
  RSA187907  Calystegia macrostegia subsp. macrostegia R. F. Thorne 1966-4-6 35883 Los Angeles Santa Catalina Island. Between White and Moonstone Coves. 15 Comment
  SDSU20288  Calystegia macrostegia subsp. macrostegia Patrick McConnell 2003-4-7 28 Los Angeles Horse beach Creek in chalk canyon growing immediate to Malacothamnus clementinus, 1/2 mile to 3/4 mile up canyon from beach, San Clemente Island. 30 Comment
  RSA608305  Calystegia occidentalis subsp. fulcrata L. C. Wheeler 1946-8-29 6306 Los Angeles Blue Ridge, 1.5 miles SW Swarthout 2240 Comment
  SBBG125463  Calystegia occidentalis subsp. fulcrata A. Parikh, N. Gale 2010-6-18 3331 Los Angeles upper Big Tujunga Cyn, 1.2 km N of St Hwy 2, 0.3 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1225 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
  UCR124555  Camissonia B. C. Templeton 1932-6-1 5064 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2330 Comment
  UCR127654  Camissonia A. C. Sanders, Mark Elvin 2003-4-14 25958 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
  POM3103  Camissonia bistorta O. W. Robinson 1916-3-8 s.n. Los Angeles Claremont, wash south of Greek Theater Comment
  POM49671  Camissonia bistorta L. R. Abrams 1901-4-1 1232 Los Angeles Ballona Harbor. Comment
  RSA0081307  Camissonia bistorta R. G. Swinney 2010-3-24 12071 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA593417  Camissonia boothii subsp. decorticans Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8903 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  CAS-BOT-BC173253  Camissonia californica A. C. Sanders; Helen Kennedy 2005-4-13 29414 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA0115833  Camissonia californica R. G. Swinney 2011-3-29 14253 Los Angeles San Gabriel Mts.; Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel. 366 Comment
  RSA466154  Camissonia californica Helen M. Oster 1924-4-30 s.n. Los Angeles Santa Monica Mountains, near Griffith Park, hills between Vermont and Western Avenues. Comment
  RSA466148  Camissonia californica M. B. Dunkle 4925 Los Angeles [No location information on label.] Comment
  RSA756457  Camissonia campestris subsp. campestris Orlando Mistretta, Christine Mistretta 2008-4-19 2494 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, Structure 115 per TRTP Survey 2008), vicinity of Van Tassel Canyon. 581 Comment
  RSA775862  Camissonia confusa Orlando Mistretta, Christine Mistretta 2010-5-26 5196 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor. 1463 Comment
  UC1594367  Camissonia confusa Tim Ross 1992-5-17 6337 Los Angeles center w side of the San Gabriel Reservoir San Gabriel Mountains (short easterly spur canyon along Hwy 39) 463 Comment
  UCR150626  Camissonia hirtella Scott D. White 1997-5-7 5066 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  UCR166270  Camissonia hirtella Scott D. White, Chet McGaugh 1995-5-9 2992 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA616281  Camissonia ignota 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
  RSA762242  Camissonia intermedia Orlando Mistretta, Christine Mistretta 2008-5-19 3124 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 101 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 1146 Comment
  UCR47882  Camissonia lewisii R. Mattoni 1986-1 s.n. Los Angeles South Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  RSA0065882  Camissonia micrantha Jeremiah George, Audrey George 2014-1-21 s.n. Los Angeles Torrance, just south of Sepulveda Blvd., adjacent to Madrona Ave. 26 Comment
  UCR229156  Camissonia strigulosa Dan S. Cooper 2011-4-22 411- 48 Los Angeles San Fernando Valley, Sun Valley, on Tujunga Ave near Keswick Street 240 Comment
  RSA454104  Camissonia strigulosa Ora M. Clark 1929-3-29 1806 Los Angeles E.W. Saugus Comment
  SDSU3318  Camissoniopsis bistorta H. Wedberg 1957-3-24 10 Los Angeles City of Malibu Along Birdview Avenue, Point Dume. 40 Comment
  UC934050  Camissoniopsis hirtella H. L. Cogswell 1951-5-3 74 Los Angeles Plot 5 San Gabriel Mountains, Bell Canyon (Sec. D3-4, ssw-sw facing slope on w side of canyon (Watershed 4)) 944 Comment
  SBBG61362  Camissoniopsis micrantha M. N. Ackley -Feb-1928 766 Los Angeles Eagle Rock 182 Comment
  CATA3091  Camissoniopsis robusta Amy Catalano 2016-4-26 083 Los Angeles Santa Catalina Island: Open ridgetop on south facing slope along east edge of exclosure 1 on Stage Road 324 Comment
  CATA3245  Cardamine californica Amy Catalano 2017-2-10 002 Los Angeles Santa Catalina Island: West End Rd., south side, between Cherry Valley and Fourth of July Cove, 140 meters from entrance to Cherry Valley 0 Comment
  UC1126896  Cardamine californica var. californica A. D. Gifford 1935-2-11 431 Los Angeles 2 mi s Red Rock Mtn; Tejon Quad., Angeles National Forest Comment
  POM369318  Cardamine californica var. californica Ella M. Kennedy 1923-2-18 s.n. Los Angeles San Gabriel Canyon Comment
  JEPS53396  Cardamine californica var. integrifolia Frank W. Peirson 1918-5-21 265 a Los Angeles Arroyo Seco San Gabriel Mountains, Arroyo Seco 487 Comment
  RSA608834  Carduus acanthoides L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Divide between Oak Spring Canyon and Cottonwood Canyon, off Little Tujunga Canyon 822 Comment
  RSA89051  Carduus nutans George W. Garrettson 1954-7-9 s.n. Los Angeles Rancho San Vicente at La Puente and Lemon Streets, Walnut. Comment
  RSA593484  Carex alma Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8845 Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon. 549 Comment
  RSA602830  Carex alma L. C. Wheeler 1967-5-24 9732 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 678 Comment
  SEINET3167055  Carex alma G. B. Grant 138 -a Los Angeles Pasadena Comment
  SEINET3243184  Carex alma Louis C. Wheeler 1967-1 10266 Los Angeles San Gabriel Mountains. All Trail Canyon, BM 3434 near Tom Lucas campground. 1006 Comment
  RSA230702  Carex douglasii Robert F. Thorne 1969-7-9 38548 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station 2134 Comment
  UCR202741  Carex fracta R. G. Swinney 2001-8-27 8092 Los Angeles San Gabriel Mtns., 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  JEPS48984  Carex fracta Joseph A. Ewan 1932-6-19 2423 Los Angeles Sheep Camp Springs San Gabriel Mts., Pacifico Mt., Sheep Camp Springs 1981 Comment
  SD107768  Carex heteroneura Robert F. Thorne, L. DeBuhr 1974-6-28 44750 Los Angeles San Gabriel Mountains; Angeles National Forest; Lily Springs area on north slope Mount Hawkins; drainage of south Fork Big Rock Creek; on moist seepage slope in sugar pine, whilte fir, lodgepole pine forest. 2438 Comment
  CAS-BOT-BC118411  Carex praegracilis Richard Ralph Armacost; Henry J. Thompson 1959-5-20 1147 Los Angeles Parkway S. M. Weed in lawn. Comment
  CAS-BOT-BC117941  Carex schottii George Bernard Grant 1904-4-1 137 Los Angeles Pasadena. Comment
  RSA621252  Carex schottii L. C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport 1402 Comment
  LA82494  Carex senta O. H. Kappler; 1941-2-9 89 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA602981  Carex senta L. C. Wheeler 1967-7-15 10025 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  CATA3048  Carex triquetra Amy Catalano 2016-3-25 060 Los Angeles Santa Catalina Island: North-facing slope above Fern Canyon, about 0.5 miles up canyon, mid-slope 213 Comment
  UC143633  Carex triquetra T. S. Brandegee 1890-5-14 Los Angeles Santa Catalina Island Comment
  RSA771621  Carex triquetra D. Propst 1972-05 RFT- 42166 Los Angeles Santa Catalina Island. Comment
  SBBG80464  Carex tumulicola F. C. Boutin 1967-4-23 1690 Los Angeles next major drainage way and cyn SE of Lemon Tank Comment
  RSA158719  Carex tumulicola Peter H. Raven 1962-4-10 17239 Los Angeles San Clemente Island. Gully to west side of island about 1.5 miles north of Thirst. 457 Comment
  LA32205  Castilleja affinis Henry J. Thompson; 1959-3-27 1875 Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon, 0.5 mi from Coast Hwy on Rambla Padifica Rd. 60 Comment
  RSA757200  Castilleja affinis subsp. affinis Orlando Mistretta, Christine Mistretta 2008-4-7 2356 Los Angeles along SCE transmission line corridor, ca. 1 mi. NW of intersection of transmission line with State Hwy. 14 (1.25 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 43 per TRTP survey-2008) 1020 Comment
  UCR189713  Castilleja applegatei R. G. Swinney 1998-7-10 6400 Los Angeles San Gabriel Mtns., SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2 2250 Comment
  JEPS86613  Castilleja applegatei L. R. Heckard, J. C. Hickman, M. Wolf, and S. D'Alcamo 1989-5-21 6728 Los Angeles 1.6 mi w Mt. Baldy Rd. (Glendora Ridge Rd); San Gabriel Mountains 1371 Comment
  LA105085  Castilleja applegatei subsp. martinii Barry A. Prigge; 1988-7-3 8227 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, Calabasas, ca 0.5 mi. E of N-junction of Mulholland Hwy and Old Topanga Rd. on Mulholland Hwy and 0.2 mi S of highway, S of flood control basin. 335 Comment
  POM50171  Castilleja applegatei subsp. martinii L. R. Abrams 1901-4-13 1510 Los Angeles Wilsons Peak Trail. 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
  LA212390  Castilleja densiflora subsp. gracilis Louis C. Wheeler; 1933-4-2 1585 Los Angeles La Verne. 289 Comment
  UC673434  Castilleja exserta subsp. venusta H. L. Mason 1932-4-1 6864 Los Angeles 1 mi e Lancaster; Mohave Desert Comment
  UCD122470  Castilleja exserta subsp. venusta Tom Gordon 1974-4-28 202 Los Angeles Antelope Valley. 165 St. E. T 8 Ave. Comment
  POM8129  Castilleja foliolosa Fordyce Griffiths Jr. 1917-4-3 s.n. Los Angeles Hills near Chatsworth Park. Comment
  RSA188319  Castilleja foliolosa Robert F. Thorne, Percy C. Everett 1965-6-23 35000 Los Angeles Santa Catalina Island: near mouth of Hamilton Canyon NW of Avalon 8 Comment
  RSA400542  Castilleja foliolosa M. B. Dunkle 1929-3-3 2058 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  UC885190  Castilleja foliolosa I. W. Clokey and E. G. Anderson 1931-3-11 5349 Los Angeles San Gabriel Canyon 900 Comment
  RSA400560  Castilleja foliolosa Tom Burch 1940-3-3 s.n. Los Angeles Castaic. 610 Comment
  RSA611844  Castilleja gleasoni Steve D. Boyd, Valerie Soza 1998-4-28 10168 Los Angeles Liebre Mountains region: Western end of Liebre Mountain, at junction of Old Ridge Route (8S04) and Forest Service Road 7N23 on divide between Salt Creek and Liebre Gulch. 1201 Comment
  UCR38796  Castilleja gleasoni T. P. Krantz 1980-7-15 s.n. Los Angeles San Gabriel Mtns., Lower Chilao Flats Comment
  RSA0013592  Castilleja minor Orlando Mistretta, Christine Mistretta 2011-6-30 5780 Los Angeles North Fork Mill Creek; along Forest Road 3N27. 1200 Comment
  RSA316351  Caulanthus cooperi R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54966 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  SBBG70229  Caulanthus lasiophyllus R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  LA83279  Ceanothus cordulatus O. H. Kappler; 1946-5-30 1195 Los Angeles San Gabriel Mountains, Los Angeles County Park, Wrightwood 2042 Comment
  CAS-BOT-BC48736  Ceanothus crassifolius Brandegee 1889-5-1 83 Los Angeles Newhall Comment
  SDSU10282  Ceanothus crassifolius J. Godsil 1953-3-9 562 Los Angeles Little Dalton Canyon, above San Gabriel Lakes. 960 Comment
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May 23 2013
  UC567228  Ceanothus cuneatus var. cuneatus G. T. Nordstrom 1935-3-20 384 Los Angeles 1 3/4 mi e, mouth of Snowy Creek; Tejon quad. 1036 Comment
  HSC12328  Ceanothus leucodermis Wendell Wood 1970-6-24 42 Los Angeles Switzer's Camp, Angeles Crest Hwy., 9 mi. beyond intersection with Foothill Blvd. 915 Comment
  RSA785757  Ceanothus leucodermis Doris Bowers 1957-5-5 629 Los Angeles San Gabriel Canyon 915 Comment
  RSA0028434  Ceanothus leucodermis J. D. Olmsted 1959-4-3 333 Los Angeles Foot of San Gabriel Mts: San Antonio wash. East of Claremont where Arrow Hwy crosses county line. 366 Comment
  UCD112276  Ceanothus megacarpus James Dilley 1997-1-17 s.n. Los Angeles Studio City, in the Santa Monica Mts. 1/2 mile down Betty Dearing trail, on Mulhollant Dr. west of Laurel Cyn Dr. 609 Comment
  RSA177819  Ceanothus megacarpus var. insularis Robert F. Thorne, Percy C. Everett 1965-5-10 34425 Los Angeles Santa Catalina Island. Upper end of White's Landing Road, N slope of Blackjack Mt. 412 Comment
  SBBG13435  Ceanothus megacarpus var. insularis E. R. Blakley 1962-6-9 5197 Los Angeles cyn W of rd, 2.5 mi N of China Pt 167 Comment
  SBBG32103  Ceanothus megacarpus var. insularis R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -177 Los Angeles just E of Wild Boar Gully, Salta Verde Comment
  UC1594397  Ceanothus megacarpus var. insularis Tim Ross and Elizabeth Kellogg 1992-4-11 6114 Los Angeles San Clemente Island, west fork of China Canyon. 239 Comment
  CAS-BOT-BC50460  Ceanothus oliganthus I. M. Johnston 1917-9-17 1724 Los Angeles Cow Canyon, San Antonio Mountians 914 Comment
  POM85940  Ceanothus oliganthus Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  UCD162838  Ceanothus oliganthus D. O. Burge 2015-3-17 1689 Los Angeles Newhall Pass. 550 Comment
  UCR19803  Ceanothus oliganthus Freda Detmers 1933-4-19 s.n. Los Angeles San Gabriels Mtns., Little Tujunga Canyon Comment
  SEINET235619  Ceanothus oliganthus var. oliganthus Scott D. White 1997-5-8 5089 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom ajd adjacent slopes below San Gabriel Reservoir. 400 Comment
  UCSB7053  Ceanothus oliganthus var. oliganthus Lloyd, Robert 1959-3-14 Los Angeles 1/2 mile south of dam in San Dimas Canyon. Stream bed west of San Dimas Canyon Road. 365 Comment
  RSA0028425  Ceanothus palmeri J. D. Olmsted 1959-5-6 561 Los Angeles Drainage area to E. fk. San Gabriel River. Along Glendora Mtn. Road 1 mi W of Camp Baldy. 1418 Comment
  UC870656  Ceanothus spinosus Ira W. Clokey, B. Templeton Mar. 1929 4438 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 76 Comment
  RSA0028426  Ceanothus spinosus Gary D. Cromwell, David W. Wheat 1971-4-21 563 Los Angeles Below ridge to west of Mystic Canyon, about 1875 feet, 2 miles NE of Glendora, Angeles National Forest, San Gabriel Mountains. 572 Comment
  RSA0029519  Ceanothus spinosus T. S. Clare 1929-3-3 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  CAS-BOT-BC52495  Ceanothus vestitus Le Roy Abrams; E. A. McGregor 1908-7-2 567 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1524 Comment
  UCR208921  Celtis australis R. E. Riefner Jr. 2006-4-29 06- 158 Los Angeles Pasadena, San Rafael Hills, in vicinity of Canedo Pl. and Wierfield Dr. 320 Comment
  POM6122  Centaurea melitensis J. F. Illingworth 1898-06 s.n. Los Angeles Claremont. 366 Comment
  UCR260346  Centaurea melitensis R. G. Swinney 2010-5-4 12565 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
  RSA649817  Centaurea melitensis Matt Brooks 1988-5-7 43 Los Angeles Whittier, Dark Canyon 1.6 miles east of its confluence with Sycamore Canyon. Comment
  RSA0091500  Centaurium venustum R. G. Swinney 2010-6-29 13378 Los Angeles Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake. 308 Comment
  SD143692  Centranthus ruber Scott D. White 1997-5-21 5206 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Hwy 39; canyon bottom along road to gauging stn. Below Morris Dam. 244 Comment
  POM18059  Centrostegia thurberi P. A. Munz 1923-6-9 6941 Los Angeles Canyon N of Pine Canyon, near Elizabeth Lake. 1220 Comment
  RSA252899  Centrostegia thurberi Robert F. Thorne 1973-5-11 43555 Los Angeles Along Mt. Emma Road: 1.9 mi W of Little Rock Creek below the dam. 1159 Comment
  CAS-BOT-BC388299  Cerastium glomeratum W. R. Shaw 1901-3-20 453 Los Angeles Claremont 365 Comment
  RSA533461  Cerastium glomeratum Timothy S. Ross 1991-4-21 4511 Los Angeles Whittier Hills (Puente Hills, pro parte), ridgetop between Turnbull and Sycamore Canyons. 320 Comment
  RSA642712  Cerastium glomeratum Orlando Mistretta 1992-7-13 692 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  UCD98059  Cerastium glomeratum Frank W. Perison 1919-5-18 438 Los Angeles Monrovia Canyon, San Gabriel Mountains. 457 Comment
  CATA2914  Ceratonia siliqua Sara L. Crockett, Michael Daligdig 1996-10-21 1 Los Angeles Santa Catalina Island: Descanso Beach Club 15 Comment
  RSA755832  Cercocarpus betuloides R. G. Swinney 2008-10-7 9492 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  UCR124747  Cercocarpus betuloides B. C. Templeton, I. W. Clokey 1930-4-2 1431 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive northwest of Hollywood 610 Comment
  CAS-BOT-BC142143  Cercocarpus betuloides var. betuloides John Thomas Howell 1928-3-2 3366 Los Angeles Vermont Canyon, Griffith Park Comment
  SD85192  Cercocarpus betuloides var. betuloides E. R. Blakley 1962-10-6 5478 Los Angeles Santa Catalina Island. Bullrush Canyon south of Middle Ranch. 228 Comment
  CAS-BOT-BC137235  Cercocarpus betuloides var. blancheae Robert F. Thorne 1967-5-18 36874 Los Angeles Santa Catalina Island: in Wild Boar Gully 121 Comment
  CATA3230  Cercocarpus betuloides var. blancheae Julie L. King 2017-1-17 41 Los Angeles Santa Catalina Island: West End Rd. between Howlands Landing & Cherry Valley, about 1.2 road miles north of entrance to Cherry Valley 56 Comment
  LA88734  Cercocarpus betuloides var. blancheae Karen Searcy; 1967-1-28 30 Los Angeles Santa Catalina Island, Pebbly Beach Canyon, Pebbly Beach Canyon, Renton Mine Rd 243 Comment
  UC859432  Cercocarpus betuloides var. blancheae Carl B. Wolf 1932-10-4 5182 Los Angeles back of St. Catherine's Hotel (Avalon, Santa Catalina Island); Santa Catalina Island, Avalon 22 Comment
  UCR123637  Chaenactis fremontii Steven R. Hill, K. Kramer 2001-4-22 33372 Los Angeles Southwestern Mojave Desert, South side of Calif. Hwy 138 (Pearblossom Hwy) just east of Palmdale and c. 1 mi west of Little Rock; W side of Little Rock Wash 860 Comment
  UCR205901  Chaenactis fremontii R. G. Swinney 2008-5-8 8823 A 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
  PASA2194  Chaenactis glabriuscula Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  UCR110890  Chaenactis glabriuscula A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21996 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
  UCR205187  Chaenactis glabriuscula R. G. Swinney 2008-4-30 8710 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon 549 Comment
  CAS-BOT-BC277382  Chaenactis glabriuscula var. glabriuscula Wesley O. Griesel 1962-5-25 s.n. Los Angeles Switzers Inlet, Upper Arroyo Seco, San Gabriel Mts. 914 Comment
  UCR258946  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-5-11 12699 Los Angeles San Gabriel Mountains, east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  RSA0008382  Chaenactis glabriuscula var. orcuttiana Robert Gustafson 1980-7-9 1790 Los Angeles Ballona Wetlands, Area 1. Comment
  CAS-BOT-BC277824  Chaenactis santolinoides A. D. E. Elmer 1902-6-1 3802 Los Angeles Acton, Mt. Gleason Comment
  POM351808  Chaenactis santolinoides J. Baxter 1920-7-9 s.n. Los Angeles Mt. San Antonio Comment
  RSA587164  Chaenactis xantiana Orlando Mistretta 1995-4-28 1652 B Los Angeles Kitter Canyon; Slopes W of main canyon 1280 Comment
  UCSB42597  Chamaesyce albomarginata Rajala, Mary Ann 1980-5-25 Los Angeles Hungry Valley Road, 3.3 mi. west of Hwy. 5 981 Comment
  RSA226999  Chamaesyce albomarginata R. F. Thorne, C. W. Tilforth 1971-6-17 39969 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  SEINET4044538  Chamaesyce melanadenia D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 365 Comment
  UC1584702  Chamaesyce melanadenia Tim Ross 1991-3-24 4321 Los Angeles ridge to n Turnbull Canyan; Whittier Hills (Puente Hills, pro parte) 292 Comment
  RSA432395  Chamaesyce melanadenia E. Crow 1929-2-10 153 Los Angeles Two miles east of Glendora. Comment
  RSA594640  Chamaesyce serpillifolia subsp. serpillifolia Steve Boyd, Lauren Raz 1996-10-29 9115 Los Angeles Liebre Mountains region, Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1317 Comment
  CAS-BOT-BC70021  Cheilanthes covillei Tim Ross 1992-7-17 6713 Los Angeles San Gabriel Mts: Condor Peak and immediate vicinity, Condor Peak 7.5' USGS quadrangle 1597 Comment
  RSA527645  Cheilanthes newberryi Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4365 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  RSA535736  Cheilanthes newberryi T. S. Ross 1991-5-23 5485 Los Angeles San Clemente Island. Mouth of Tota Canyon, middle of island, eastern escarpment. 3 Comment
  UCR282214  Chenopodium Dan S. Cooper 2015-10-14 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Los Angeles, Griffith Park, Vermont Canyon 259 Comment
  RSA672299  Chenopodium album Joseph M. Keefe 2001-1-19 30905 Los Angeles Intersection of Upperton Avenue, Buena Vista Terrace and Nolden Strreet; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, California 90042. 256 Comment
  RSA423259  Chenopodium album L. C. Wheeler 1932-10-7 1421 Los Angeles U. C. L. A. Campus, W Los Angeles. 137 Comment
  CHSC95535  Chenopodium berlandieri LeRoy Gross; Valerie Soza, Neil Gilbert 2000-10-18 275 Los Angeles Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet. 609 Comment
  POM307321  Chenopodium berlandieri Henry J. Ramsey, Henry J. Ramsey 1937-8-7 2218 Los Angeles Sand Canyon, San Gabriel Mountains Comment
  UC526235  Chenopodium botrys Louis C. Wheeler 1931-9-1 45 Los Angeles 2 mi n Claremont 411 Comment
  RSA478477  Chenopodium californicum H. L. Bauer 1929-4-1 s.n. Los Angeles Santa Monica foothills. Comment
  SEINET2441916  Chenopodium californicum E. N. Jellen 2010-5-6 1002 Los Angeles Santa Monica Mts. NRA, Chesebro Canyon Tr. 318 Comment
  RSA639738  Chenopodium californicum L. C. Wheeler 1969-4-20 s.n. Los Angeles San Gabriel Mountains: 1/4 mile east Barrel Springs 899 Comment
  RSA527804  Chenopodium murale T. S. Ross, Annette Ross 1991-6-3 5539 Los Angeles Elephant Hill: W Pomona. 287 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
  RSA151500  Chenopodium murale P. H. Raven 1962-4-10 17182 Los Angeles Near barracks, Wilson Cove, San Clemente Island 61 Comment
  RSA532642  Chenopodium pratericola T. S. Ross 1991-8-14 5752 Los Angeles Roundtop Mountain. 1892 Comment
  RSA64805  Chenopodium pumilio L. C. Wheeler 1932-7-2 894 Los Angeles San Dimas Canyon. 457 Comment
  IRVC28745  Chenopodium rubrum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25522 Los Angeles Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction Santa Clara River Valley 305 Comment
  SD181596  Chenopodium strictum var. glaucophyllum LeRoy Gross 2001-11-10 455 Los Angeles L. A. Basin region, Verdugo Mtns, N side, off the 210 Fwy eastbound La Tuna Cyn Rd exit. Opposite exit is a road that starts out paved (Hostetter Mountainway) , follow this road that parallels the fwy E till a dirt road forks off on the right (SE). 456 Comment
  CAS-BOT-BC244802  Chorizanthe staticoides Samuel B. Parish 1887-6-1 1999 Los Angeles Plants of Southern California Comment
  RSA522441  Chorizanthe staticoides Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4064 Los Angeles NNE of Tie Summit Station and E of Angeles Forest Hwy., Tujunga Ranger District, Angeles Nat'l Forest. 1463 Comment
  RSA97554  Chorizanthe staticoides C. C. Crampton 1941-6-19 82 Los Angeles Ridge Route (U. S. 99) about 8 miles south of Gorman 915 Comment
  SD38926  Chorizanthe staticoides Edith A. Purer 1931-5-4 2065 b Los Angeles Griffith Park Comment
  UC1018183  Chorizanthe staticoides J. Warren 1952-5-27 Los Angeles Las Flores Canyon 548 Comment
  UC635062  Chorizanthe staticoides Herbert L. Mason 1926-4-26 2961 Los Angeles 4 mi w Saugas; w of Saugas Comment
  RSA781096  Chorizanthe staticoides Sandy Leatherman, Pam De Vries 2011-4-28 2011 -7 Los Angeles Transverse Ranges; Liebre Mountains region: Directly north of Esguerra Road, 1,500 meters from Boquet Canyon Road in Santa Clarita 491 Comment
  CAS-BOT-BC247866  Chorizanthe watsonii H. E. Hasse 1893-5-21 s.n. Los Angeles Near Acton Comment
  RSA698751  Chorizanthe watsonii LeRoy Gross, Paul Morton 2004-6-9 1360 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1732 Comment
  UCR227717  Chorizanthe xanti var. xanti Orlando Mistretta, Christine Mistretta 2010-6-4 5254 Los Angeles San Gabriel Mountains, Monte Cristo Canyon, triutary of Mill Creek Canyon, 3.0 mi southwest of Mill Creek Summit, along SCE transmission line corridor 1372 Comment
  SFV6846  Chrysolepis sempervirens T. Gordon, K. A. Wilson, D. R. Perry 1974-8-14 588 Los Angeles San Gabriel Mountains Trail to Mount Baden-Powell. 2439 Comment
  UCR72766  Chrysopsis villosa A. C. Sanders 1987-9-28 7396 Los Angeles El Segundo Dunes west of Los Angeles International Airport and Pershing Drive 38 Comment
  RSA188543  Chrysothamnus nauseosus subsp. bernardinus R. F. Thorne, John Olmsted 1965-8-26 35370 Los Angeles Blue ridge, ca. 1/2 mi beyond junction with Angeles Crest Hwy 2255 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
  RSA586176  Chrysothamnus nauseosus subsp. hololeucus Orlando Mistretta 1995-10-2 1938 Los Angeles San Gabriel Mountains: Little Rock Creek. Upstream from Basin Campground 1037 Comment
  SD64133  Chylismia brevipes W. Bertsch 1953-4-17 62 Los Angeles Claremont Comment
  CAS-BOT-BC162779  Chylismia claviformis subsp. claviformis Robert F. Thorne; G. Wallace 1973-4-24 43434 Los Angeles Along F. Tejon Road near junctino with Longview Road, c. 3 mi S of Pearblossom Road, San Gabriel Mts., Mojave Desert slope. 1066 Comment
  JEPS59145  Cirsium occidentale var. californicum Frank W. Peirson 1918-6-1 248 Los Angeles San Gabriel Mts., Eaton Canyon 640 Comment
  RSA585675  Cirsium occidentale var. californicum Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3346 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  RSA602443  Cirsium occidentale var. californicum Scott D. White 1997-5-8 5084 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir. 365 Comment
  UCSB7239  Cirsium occidentale var. californicum Crum, Charles 1958-7-15 Los Angeles Mulholland Drive between Sepulveda and Topanga Roads, near Los Angeles Comment
  RSA599488  Cistanthe monandra Steve Boyd, Lauren Raz 1997-3-25 9313 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  RSA728999  Cistanthe monandra Gary D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1973 Los Angeles Fort Tejon Road. Comment
  RSA630742  Cistanthe monosperma LeRoy Gross 1999-6-12 162 Los Angeles San Gabriel Mountains: Mt. Waterman. 2450 Comment
  RSA563517  Cistus salviifolius T. S. Ross, Walter Appleby 1993-4-15 6822 Los Angeles Western SAn Gabriel Mts: southerly draw ca 515 m ssw of May canyon saddle, draining to Wilson Canyon 1011 Comment
  HSC16283  Clarkia bottae C. S. Apperson 1967-6-11 Los Angeles 1.0 mi. down Canton Canyon trail from the end of Townsend Park Rd. Comment
  RSA609079  Clarkia bottae Louis C. Wheeler 1932-5-25 758 Los Angeles Santa Monica Mountains: Head of Sepulveda Canyon. 366 Comment
  RSA73303  Clarkia bottae F. W. Peirson 1917-5-1 2087 Los Angeles Topanga Canyon, Santa Monica Mountains. Comment
  CAS-BOT-BC172006  Clarkia epilobioides John I. Carlson 1914-4-28 s.n. Los Angeles Avalon, Catalina Isl. Comment
  RSA682629  Clarkia epilobioides Scott D. White, Michael Honer 2003-5-7 9219 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. 427 Comment
  POM201052  Clarkia epilobioides C. L. Hitchcock 1932-5-9 3489 Los Angeles Santa Catalina Island: At 2nd group of mine workings in left (east) fork of Pebbly Beach Canyon. 244 Comment
  SBBG5095  Clarkia heterandra R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  UC501460  Clarkia heterandra Frank W. Peirson 1922-6-3 3083 Los Angeles n. slope Liebre Mts. (and sl. e. of the Collins Ranch house and extending up slope to ca. 5000 ft); Liebre Mts. and Collins Ranch 1143 Comment
  CATA1013  Clarkia purpurea subsp. quadrivulnera Mark L. Hoefs 1995-5-4 1925 Los Angeles Santa Catalina Island: Above Howlands Landing 60 Comment
  CATA1027  Clarkia purpurea subsp. quadrivulnera Mark L. Hoefs 1995-5-4 1948 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 91 Comment
  CAS-BOT-BC164871  Clarkia rhomboidea Le Roy Abrams; E. A. McGregor 1908-6-19 341 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  RSA642277  Clarkia rhomboidea Orlando Mistretta 1995-6-23 1844 Los Angeles San Gabriel Mountains: Lookout Mt. Trail. 1631 Comment
  CAS-BOT-BC165506  Clarkia unguiculata Carl B. Wolf 1928-5-11 2180 Los Angeles So. base of Newhall Grade 457 Comment
  RSA448469  Clarkia unguiculata G. R. Johnstone 1931-5-3 s.n. Los Angeles Pico Canyon, Santa Susana Mountains. Comment
  RSA448588  Clarkia unguiculata Grace Shaffer s.n. Los Angeles Z trail above Sierra Madre. Comment
  UCSB45462  Clarkia unguiculata Batson, J. 1979-5-25 Los Angeles 8 miles southwest of the junction of Highway 101 and Westlake Boulevard on Highway 23 426 Comment
  UCR269998  Claytonia parviflora R. G. Swinney 2010-5-19 12789 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
  SBBG130749  Claytonia parviflora S. A. Junak 2000-4-1 SCa 1154 Los Angeles Cherry Valley, just inland from main rd, along trail 60 Comment
  VVC3075  Claytonia parviflora subsp. utahensis Tim Thomas, P. J. MacKay 2015-5-10 6611 Los Angeles San Gabriel Mtns, Jackson Lake 1896 Comment
  RSA746962  Claytonia perfoliata R. G. Swinney 2008-4-9 8622 Los Angeles Glendora, Wildwood Canyon 329 Comment
  SFV11223  Claytonia perfoliata D. K. Shayne 1966-3-23 150 Los Angeles Santa Monica Mountains 2 miles west of the San Diego Freeway (405) on Mulholland Drive. Comment
  UCR191315  Claytonia perfoliata R. G. Swinney 1998-7-2 6261 Los Angeles San Gabriel Mtns., north of Table Mountain, Wrightwood area, 0.8 mi. NE of junction of roads 4N21B, 4N21A, and 4N21 2110 Comment
  UCR259042  Claytonia perfoliata R. G. Swinney 2010-3-14 11897 Los Angeles San Gabriel Mountains, Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road 447 Comment
  CAS-BOT-BC439785  Claytonia perfoliata E. R. Blakley 1963-12-7 6335 Los Angeles California Channel Islands. 200 ft. N of Lighthouse, N of Pyramid Head. San Clemente Island 53 Comment
  RSA654268  Claytonia perfoliata Monica Acosta 1998-5-26 33 Los Angeles Parking lot J at California State Polytechnic University(Cal Poly Pomona) 226 Comment
  SBBG12318  Claytonia perfoliata subsp. mexicana P. H. Raven 1962-4-10 17218 Los Angeles summit ridge, ca. 2 mi N of Thirst 487 Comment
  RSA599601  Clematis lasiantha Steve Boyd, Lauren Raz 1997-3-31 9405 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  UCD95599  Clematis lasiantha Daryl Koutnik 1978-3-27 175 Los Angeles Johnson's Pasture in Live Oak Canyon drainage at north end of Mountain Ave, Claremont. 579 Comment
  CAS-BOT-BC92643  Clematis ligusticifolia Timothy S. Ross; Steve Boyd 1994-9-20 8263 Los Angeles Liebre Mountains. Lower Spunky Canyon. This stretch draining south southeast, exiting into Bouquet Reservoir. 934 Comment
  RSA573711  Clematis ligusticifolia Tim S. Ross 1990-8-17 3151 Los Angeles Upper Big Rock Creek, 120-200m N of Icy Springs 1726 Comment
  UCR261780  Clematis ligusticifolia R. G. Swinney 2010-9-13 13819 Los Angeles San Gabriel Mountains, c. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek 1244 Comment
  RSA233615  Cleome isomeris R. F. Thorne 1970-3-6 39390 Los Angeles Santa Catalina Island; Fisherman's Cove near Marine Biological Laboratory 15 Comment
  RSA549570  Cleome isomeris T. S. Ross 1991-3-10 4215 Los Angeles Claremont: Bernard Field Station, on E side of RSA. 392 Comment
  RSA216635  Cleomella obtusifolia E. C. Twisselmann 1970-9-8 17497 Los Angeles Antelope Valley: Avenue A at 30th Street West. 739 Comment
  POM94826  Cnicus benedictus L. C. Wheeler 1932-6-14 825 Los Angeles P.E. RR near fairgrounds, Pomona 259 Comment
  RSA79814  Collinsia callosa F. W. Peirson 1923-5-25 3530 Los Angeles along stream on south side of canyon of Rock Creek, San Gabriel Mountains. 1296 Comment
  PASA1015  Collinsia heterophylla Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  POM45047  Collinsia heterophylla I. E. Diehl 1902-6-27 243 Los Angeles San Gabriel Moutains region Mt. Lowe Comment
  UC2030104  Collinsia heterophylla V. Soza, LeRoy Gross 2002-4-16 1421 Los Angeles Transverse Ranges, Liebre Mountains region: Between Pettinger and Haskell canyons. Comment
  UCD123596  Collinsia heterophylla Daryl Koutnik 1978-4-28 433 Los Angeles Fireroad north of Mulholland Highway and northwest of Saddle Rock. 609 Comment
  RSA14205  Collinsia heterophylla Carl B. Wolf 1926-04 s.n. Los Angeles Occidental College Campus, Eagle Rock Comment
  SBBG133151  Collinsia heterophylla B. C. Templeton 1934-4-26 4586 Los Angeles Huntington Palisades, Santa Monica Mtns Comment
  SBBG17872  Collinsia heterophylla P. H. Raven 1962-4-12 17330 Los Angeles narrow cyn S of cyn below the Tomb 228 Comment
  UC1537415  Collinsia heterophylla Gordon H. True Jr. 1935-5-16 281 Los Angeles Head of Mint Canyon 944 Comment
  CAS-BOT-BC240945  Collinsia parryi Marcus E. Jones 1882-5-2 3205 Los Angeles Pasadena Comment
  UC52751  Collomia grandiflora Geo. B. Grant 1901-1 1898 Los Angeles Pasadena Comment
  RSA467089  Comarostaphylis diversifolia subsp. planifolia H. E. Hasse 1906-7-14 1609 Los Angeles Topanga Canyon. 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
  LA32181  Conium maculatum Peter H. Raven; Henry J. Thompson 1959-9-27 14511 Los Angeles Santa Monica Mountains, Sepulveda Canyon, along Sepulveda Blvd 243 Comment
  SDSU4109  Constancea nevinii unknown 1940-5-20 3127 Los Angeles Catalina Island. Comment
  UCR272845  Corallorhiza maculata R. G. Swinney 2011-8-5 15616 Los Angeles San Gabriel Mountains, ridge to immediately west of Lily Spring, c. 300 meters south of Hwy. 2/Angeles Crest Hwy, north slope of Mt. Hawkins 2427 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
  RSA412291  Cordylanthus rigidus subsp. setiger Louis C. Wheeler 1932-8-31 1311 Los Angeles Thompson Wash, 2 mi. NE La Verne. 377 Comment
  UCR281603  Coreopsis bigelovii R. G. Swinney 2014-4-17 16103 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, 1.2 miles east of Cheseboro Rd., 100-400 m south of California Aqueduct 968 Comment
  UCR281969  Coreopsis californica R. G. Swinney 2014-4-17 16087 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  CAS-BOT-BC287865  Coreopsis californica C. F. B. 1903-4-15 409 D Los Angeles Claremont Comment
  RSA276117  Coreopsis californica J. Sauer 1973-4-13 5417 Los Angeles Carpeting sand between Larrea bushes, visible from miles awy. Lovejoy Buttes N of Pearblossom Comment
  UC219296  Coreopsis californica var. californica P. A. Munz and R. D. Harwood 1920-3-20 3385 Los Angeles Temescal Canyon 365 Comment
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May 2 2014
  RSA3612  Coreopsis gigantea C. B. Wolf 1932-5-14 3631 Los Angeles Between Avalon and Pebbly Beach, Santa Catalina Island. 30 Comment
  UC55130  Coreopsis gigantea J. H. Barber 1898-3-7 372 Los Angeles Point Duma Comment
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Feb 20 2015
  CAS-BOT-BC105683  Corethrogyne filaginifolia Peter H. Raven; Henry J. Thompson 1958-10-11 13755 Los Angeles North side of Saddle Peak, Santa Monica Mountains 822 Comment
  CATA346  Corethrogyne filaginifolia Mark L. Hoefs 1973-7-20 388 Los Angeles Santa Catalina Island: By main road to Isthmus, just before turn-off to marine lab 60 Comment
  RSA529140  Corethrogyne filaginifolia var. filaginifolia T. S. Ross, Steve Boyd 1991-7-24 5632 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1902 Comment
  RSA200011  Cornus stolonifera Wandalee Thompson 1968-9-5 s.n. Los Angeles Shake Canyon about 6 miles west of Lake Hughes. 1524 Comment
  RSA628351  Cortaderia jubata Steve Boyd 1998-10-6 10294 Los Angeles Liebre Mountians: Pine Canyon, west of junction with Lake Hughes Road. 1158 Comment
  RSA0076092  Cotoneaster lacteus R. G. Swinney 2000-5-10 7680 Los Angeles Azusa, San Gabriel River Canyon, 1.2 miles NE of Sierra Madre Ave. on shoulder of Hwy 39. 244 Comment
  CAS-BOT-BC287264  Cotula australis Geo. L. Moxley 1927-5-1 2070 Los Angeles Arroyo Seco, Highland Park, Los Angeles Comment
  JEPS30727  Cotula coronopifolia Peter H. Raven 1961-10-15 17845 Los Angeles 0.9 mi s of Atherton Street San Gabriel River, Long Beach 1 Comment
  NY387836  Cotyledon nudicaule L. Abrams 1902-7-4 2652 Los Angeles San Gabriel Cañon. Comment
  LA15074  Crassula connata Peter H. Raven; Henry J. Thompson 15074 Los Angeles Santa Monica Mountains, Mt. Hollywood 335 Comment
  RSA678393  Crassula connata Valerie L. Soza, LeRoy Gross 2002-4-3 1376 Los Angeles West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. 518 Comment
  UCR217278  Crassula connata R. G. Swinney 2009-3-6 10053 Los Angeles San Gabriel Mtns. Foothills/San Gabriel Valley, 1.2 miles north of Foothill Blvd. on east side of Encanto Parkway, confluence of Van Tassel and San Gabriel canyons at west bank of San Gabriel River channel, Azusa/Duarte boundary 201 Comment
  RSA675870B  Crassula tillaea LeRoy Gross 2003-3-9 782 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  SEINET13203162 Image available Cressa truxillensis Jeremiah George 2012-1 s.n. Los Angeles Compton, decommissioned railroad right-of-way NW of intersection of W Carob St, and South Acacia Ct., C. 100 ft. west of Compton Creek channel, south of W Greenleaf Blvd., Rancho Dominguez area (South Gate 7.5' Q.) 21 Comment
  UCR210346  Cressa truxillensis A. C. Sanders, Lorraine Weller, Alejandra Martinez B. 2009-9-16 37178 Los Angeles Los Angeles Basin Region, Los Angeles, Watts area, along Stanford Ave. between 111th Place and end at drainage ditch 34 Comment
  RSA394751A  Cressa truxillensis Anstruther Davidson 1892-08 s.n. Los Angeles Long Beach Comment
  CAS-BOT-BC175836  Crossosoma californicum Mrs. C. E. Miller 1918-6-11 s.n. Los Angeles Santa Catalina Island Comment
  LA105301  Croton californicus Barry A. Prigge; David S. Verity 1988-10-6 8338 .1 Los Angeles 12 Comment
  RSA394832B  Croton californicus D. Koutnik 1978-4-28 419 Los Angeles Point Dume near Zuma Beach. 46 Comment
  RSA703833  Croton californicus A. C. Sanders, Mark Elvin 2002-6-25 25277 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. 274 Comment
  UCR259754  Croton californicus R. G. Swinney 2010-4-28 12386 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  RSA594302  Crypsis schoenoides Steve Boyd, Lauren Raz 1996-10-14 9068 Los Angeles Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area. 1000 Comment
  SEINET13203239 Image available Cryptantha R. G. Swinney 2011-1 15247 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
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Dec 6 2018
  CAS-BOT-BC189393  Cryptantha circumscissa R. J. Dobbs 1924-7-16 s.n. Los Angeles Slope of Mount Pacifico, San Gabriel Mountains, about 18 miles NE of Pasadena 1981 Comment
  UC402793  Cryptantha clevelandii Crawford and Hiatt 1916-3-29 995 Los Angeles Topanga Canyon Santa Monica Mts. Comment
  JEPS67553  Cryptantha decipiens W. L. Jepson 1935-4-17 17044 Los Angeles 6.5 mi w Lancaster (w Mohave Desert); Mohave Desert 731 Comment
  RSA485307  Cryptantha decipiens Barbara Shervanick 1974-4-28 1242 Los Angeles Wash just west of Littlerock. 854 Comment
  CHSC3708  Cryptantha intermedia Sue Boergadine 1966-5-12 Los Angeles San Raphael Mtns. 213 Comment
  UCR155624  Cryptantha intermedia A. C. Sanders, T. B. Salvato 2005-4-26 29700 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  UCR197218  Cryptantha intermedia Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 889 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines 396 Comment
  POM18215  Cryptantha intermedia P. A. Munz 1923-4-10 6712 Los Angeles San Clemente Island, middle of island Comment
  RSA229158  Cryptantha micrantha R. F. Thorne, C. W. Tilforth, John Dourle 1969-7-29 38841 Los Angeles San Gabriel Mountains: Chilao area, sandy roadbank on Angeles Crest Hwy. 1524 Comment
  RSA646986  Cryptantha micromeres LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 195 Los Angeles San Rafael Hills: Ridge running west from lookout Tower, East of the (2) Glendale Freeway., N 34 deg 11' 12.2'' W 118 deg 12' 39.0''. 487 Comment
  RSA0088596  Cryptantha muricata R. G. Swinney 2010-5-4 12541 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA0092147  Cryptantha muricata R. G. Swinney 2011-5-26 14845 Los Angeles San Gabriel Mountains: 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  RSA574343  Cryptantha muricata R. G. Swinney 1994-5-12 2844 Los Angeles Glendora Mountain Rd., 2.5 mi. N of jct with Big Dalton Canyon Rd. 518 Comment
  UCR127903  Cryptantha muricata A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26095 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
  UCR51860  Cryptantha muricata Steve Boyd, T. S. Elias 1987-4-14 2041 Los Angeles San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora 991 Comment
  SEINET13383024 Image available Cryptantha muricata var. denticulata R. G. Swinney 2011-1 14886 Los Angeles Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1096 Comment
  UCR271046  Cryptantha muricata var. denticulata R. G. Swinney 2011-6-6 15011 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  UCR271241  Cryptantha muricata var. denticulata R. G. Swinney 2011-6-1 14977 Los Angeles San Gabriel Mountains, north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes 1256 Comment
  UCR142972  Cryptantha muricata var. muricata T. S. Ross, Steve Boyd 1990-6-6 2854 Los Angeles Green Valley Pasture, in San Francisquito Canyon 1037 Comment
  UC61122  Cryptantha nevadensis J. Burtt Davy 1896-5-17 2306 Los Angeles Llano Verde Antelope Valley Comment
  RSA702539  Cryptantha nevadensis var. rigida Scott D. White 2004-5-5 10286 Los Angeles Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  UCR176961  Cryptantha nevadensis var. rigida L. C. Wheeler 1967-5-9 9376 Los Angeles San Gabriel Mtns, Aliso Canyon, east of Acton, c. 1 mi downstream from Wagonwheel Ranch 1067 Comment
  RSA730303  Cryptantha oxygona R. G. Swinney 1999-6-18 7303 Los Angeles Big John Flat, SE end along canyon bottom of east of fork of Boulder Canyon. 1732 Comment
  UCR260086  Cryptantha oxygona Mitch Provance, Callen Huff 2009-4-28 10711 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  RSA0091359  Cryptantha pterocarya var. pterocarya R. G. Swinney 2011-4-1 14289 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 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
  UCR209461  Cryptantha simulans R. G. Swinney 2008-10-10 9564 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  LA212024  Cuscuta Duncan Bell; Caitlin Elam, Evan Meyer 2013-6-13 5138 Los Angeles SAN GABRIEL MOUNTAINS, Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898.0 Comment
  RSA733586  Cuscuta R. G. Swinney 1998-7-24 6562 Los Angeles San Gabriel Mtns.: Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2200 Comment
  UCR126879  Cuscuta californica A. C. Sanders 2003-4-29 26187 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  UCR223248  Cuscuta californica R. G. Swinney 2009-7-22 11368 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  UCSB4992  Cuscuta californica Kamb, Peter 1948-2-14 Los Angeles Little Santa Anita Canyon, San Gabriel Mts. 670 Comment
  CAS-BOT-BC224481  Cuscuta californica Geo. B. Grant 1906-4-2 6607 Los Angeles Altadena near Pasadena Comment
  RSA409691  Cuscuta californica F. R. Fosberg, J. A. Ewan 1931-8-13 S 5440 Los Angeles Islip Trail near Islip-Hawkins divide; Mount Hawkins, Hawkins divide, San Gabriel Mts. 2300 Comment
  RSA54069  Cuscuta campestris J. T. Howell 1948-7-2 24765 Los Angeles Redondo Beach. Comment
  CDA20721  Cuscuta subinclusa Adams, Smith (L. A. Co.) 2006-7-14 PDR 1353124 Los Angeles South Coast; L.A. County Flood Control District, San Gabriel River near Slauson Avenue, Pico Rivera Comment
  UCR204837  Cuscuta subinclusa R. G. Swinney 2005-8-11 8459 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  UCR141579  Cycladenia humilis June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2786 Comment
  CATA104  Cynodon dactylon Peter Henrikson 1987-4-23 77 Los Angeles Santa Catalina Island: Behind Ben Weston Beach 6 Comment
  RSA737270  Cynosurus echinatus Scott D. White, Chris Huntley 2008-9-30 12543 Los Angeles Helicopter pad near Newcomb Pass. 1235 Comment
  UCR210086  Cyperus eragrostis R. G. Swinney 2008-10-20 9641 Los Angeles San Gabriel Mountains, San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  UCR126551  Cyperus esculentus Mark A. Elvin, Kim Marsden 2003-8-8 2977 Los Angeles Santa Clarita Valley, Newhall Ranch, Santa Clara River, c. 100 m east of the Ventura Co. line 290 Comment
  UC838211  Cyperus niger E. Bethel 1916-8-9 Los Angeles Long Beach Comment
  RSA616714  Cystopteris fragilis L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns.: Chilao Creek headwaters. 1798 Comment
  RSA584861  Cytisus monspessulanus T. S. Ross 1993-6-1 7365 b Los Angeles NW margin of Chantry Flat. 665 Comment
  RSA550414  Datisca glomerata T. S. Ross 1992-7-10 6672 b Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon & Wickiup Canyon. 967 Comment
  POM265696  Datisca glomerata J. C. Roos 1942-6-6 986 Los Angeles Placerita Canyon Comment
  RSA660458  Datura wrightii Ian Thompson 1997-3-22 49 Los Angeles Cal Poly Pomona Ecological Reserve, South facing slope of F-canyon. Comment
  LA82091  Daucus pusillus O. H. Kappler; 1944-6-11 675 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR143125  Daucus pusillus F. R. Fosberg 1931-4-12 S- 4573 Los Angeles Channel Islands, Near Jewfish Point, Santa Catalina Island 15 Comment
  CATA279  Deinandra clementina Mark L. Hoefs 1973-5-21 292 Los Angeles Santa Catalina Island: By road on point past Pebbly Beach Canyon, by old dump 30 Comment
  UC1532939  Deinandra clementina Robert F. Thorne 1975-9-3 47371 Los Angeles near Blue Cavern Point; Santa Catalina Island 15 Comment
  UC303078  Deinandra clementina T. Minthorn 1920-7-1 Los Angeles near Avalon; Catalina Island Comment
  SFV22028  Deinandra fasciculata V. Soza, I. E. Anderson, L. Gross 2000-6-6 982 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. Along Chandler Fire Road (Verdugo Mountainway), northeast of O' La Tuna, above Fisher Canyon, south of La Tuna Canyon. Open ridgetop alongside fire road. 488 Comment
  UC1126091  Delphinium cardinale Jerome S. Horton 1935-7-18 216 Los Angeles above C.C.C. Camp; Pomona Quadrangle, Dalton Canyon Comment
  RSA394505  Delphinium cardinale Anstruther Davidson 1892-6-14 s.n. Los Angeles Los Angeles area, illegible label locale. Comment
  JEPS60615  Delphinium parishii subsp. parishii J. B. Davy 1896-5-17 2485 Los Angeles Antelope Valley Comment
  UCR127051  Delphinium parryi M. S. Enright 2003-5-24 s.n. Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  CAS-BOT-BC116265  Delphinium parryi subsp. parryi T. S. Ross; V. W. Steinmann 1995-5-8 8536 Los Angeles BOUQUET CANYON: along Bouquet Canyon Road near Bouquet Campground No. 3. USGS 7.5' Green Valley Quadrangle 743 Comment
  POM293040  Delphinium parryi subsp. parryi Lyman Benson 1945-5-21 11722 Los Angeles Claremont: Indian Hill. Pacific Slope Drainage Area. 396 Comment
  SBBG80648  Delphinium parryi subsp. purpureum S. A. Junak 1982-5-29 1251 Los Angeles Pine Cyn Rd, 1.1 mi E of Ridge Route 1127 Comment
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Sep 16 2014
  UCR179451  Delphinium patens R. G. Swinney, Dave Larson 1996-7-17 5118 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  RSA798763  Delphinium patens subsp. hepaticoideum Jason Koontz, Diana D. Jolles 2012-3-31 281 Los Angeles Potato Mountain hiking trail, off of Mount Baldy Rd. Right along trail, on N-Facing slope 467 Comment
  UCR263273  Delphinium patens subsp. hepaticoideum Anuja Parikh, Nathan Gale 2012-5-2 3577 Los Angeles Transverse Range: San Gabriel Mountains, West Fork San Gabriel River, 0.8 km east of Cogswell Reservoir 660 Comment
  RSA433226  Dendromecon rigida F. R. Fosberg 1930-2-12 S 4207 Los Angeles Mint Canyon, San Gabriel Mts. 750 Comment
  RSA582770  Dendromecon rigida Tim S. Ross, S. D. Boyd 1993-5-23 7224 Los Angeles Lower, easterly ridge of Red Mtn, on northerly slope 140-220 m SE of the saddle between Ruby and Clearwater Canyons. 951 Comment
  RSA66285  Dendromecon rigida F. W. Peirson 1919-5-10 408 Los Angeles Arraster [Arrastre] Creek. North base of San Gabriel Mountains. 915 Comment
  UCD95273  Dendromecon rigida K. C. Zakar 1969-7-1 s.n. Los Angeles Pine forest community; Cloudburst Summit, Angeles Crest Hgwy, San Gabriel Mtns. 1828 Comment
  SEINET5339599  Dendromecon rigida G. B. Grant 278 Los Angeles Arroyo Seco Canyon. Comment
  SEINET5339600  Dendromecon rigida Pupils s.n. Los Angeles Los Angeles. Comment
  RSA545271  Dendromecon rigida subsp. rhamnoides D. Propst, Hoefs 1973-3-3 19 Los Angeles Upper White's Landing Road, Santa Catalina Island. 381 Comment
  LA13161  Deschampsia danthonioides Philip A. Munz; 1934-5-15 13242 Los Angeles San Bernardino Mountains, near Green Valley 1828 Comment
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Jan 2 2015
  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
  SEINET10524200  Deschampsia danthonioides Robert F. Thorne 1966-4-17 Thorne 36082 Los Angeles San Clemente Island: Grassland near reservoirs between Boulder & Horton, NE side of island; with Lupinus bicolor, Delphinium variegatum thornei, Festuca spp., Stipa spp., etc.; New genus for San Clemente Island. Comment
  RSA0091731  Descurainia pinnata R. G. Swinney 2011-5-12 14674 Los Angeles east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  SD197725  Descurainia pinnata R. G. Swinney 2008-5-2 8739 Los Angeles San Gabriel Mountains; Big Rock Creek at Paradise Springs, on cmapground property. 1000 Comment
  SEINET3246202  Descurainia pinnata R. G. Swinney 2008-1 8794 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. 1260 Comment
  SBBG2466  Descurainia pinnata H. and M. Dearing 1930-4-15 Los Angeles rd from Cajon Pass to Palmdale Comment
  POM369570  Descurainia sophia Freda Detmers 1931-5-17 s.n. Los Angeles Big Rock Creek Canyon. Comment
  RSA592789  Descurainia sophia Steve Boyd 1996-4-25 8677 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. From gate at old inholding boundary near spring area along Forest Service Road 7N22., Down to beginning of extensive wetland south of the old dry pastures. 915 Comment
  SD1891  Dicentra chrysantha Ruth B. Randall Jul 1931 183 Los Angeles Big Pines near Los Angeles. Comment
  CATA1035  Dichelostemma capitatum Mark L. Hoefs 1995-5-10 1957 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  UC147997  Dichelostemma capitatum C. F. Baker 1909-3-20 5241 Los Angeles Claremont Comment
  RSA376859  Dichelostemma capitatum subsp. capitatum Fay A. MacFadden 1931-3-18 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA674276  Dichelostemma capitatum subsp. capitatum LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 711 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 576 Comment
  LA201627  Dichelostemma capitatum subsp. pauciflorum Arthur C. Gibson; 2001-4-20 4300 Los Angeles Comment
  PASA645  Digitaria sanguinalis Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  RSA0034978  Digitaria sanguinalis P. R. Brown 1970-10-9 s.n. Los Angeles Canon de Lana. [county not specified] Comment
  CAS-BOT-BC150864  Diplacus puniceus Alice Eastwood 1917-7-20 6502 Los Angeles Santa Catalina Island Comment
  SD66878  Diplacus puniceus R. Mitchell Beauchamp 1967-3-20 342 Los Angeles In shady canyon above the beach road, south of Avalon, Santa Catalina Island Comment
  RSA757232  Dissanthelium californicum Emily Howe, Vyki Englert, David Griffiths, Erin R. Mullen 2010-4-20 1039 Los Angeles San Clemente Island: in SWAT 1, north of the airfield, about 50 meters west of the MOUT, about 50 meters from the surf. 5 Comment
  CATA1403  Distichlis spicata Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-11-9 2546 Los Angeles Santa Catalina Island: Lower road to Salta Verde Beach 15 Comment
  RSA595951  Distichlis spicata Steve Boyd, Mark Elvin, Victoria Jotikasthira 1996-6-25 8874 Los Angeles Liebre Mountains, West Fork Liebre Gulch in narrow side canyon to the east. 1012 Comment
  UCD64168  Distichlis spicata Beecher Crampton 1955-4-28 2725 Los Angeles Old State Hwy. 138, 7.5 miles west Lancaster. Comment
  SBBG44364  Dithyrea californica G. Sphon, D. Hearn 1956-5-30 17 Los Angeles Black Butte Comment
  RSA0072145  Dodecahema leptoceras Orlando Mistretta, Mike Hammitt 1991-4-16 s.n. Los Angeles Bee Canyon. 582 Comment
  RSA608346  Dodecatheon clevelandii Louis C. Wheeler 1930-3-15 14 Los Angeles Mandeville Canyon. Comment
  POM3603  Dodecatheon clevelandii subsp. clevelandii I. M. Johnston 1917-1-28 Cf. 13783 Los Angeles Mouth of San Antonio Canyon Comment
  RSA69024  Dodecatheon clevelandii subsp. clevelandii F. W. Peirson 1919-2-9 321 Los Angeles Fish Canyon, San Gabriel Mts. 305 Comment
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Dec 10 2014
  UCR208159  Dodecatheon clevelandii subsp. sanctarum B. C. Templeton 1968-5-5 11421 Los Angeles Transverse Ranges; Santa Monica Mountains, hills north of Malibu Lake 244 Comment
  CAS-BOT-BC435200  Drosanthemum floribundum G. P. Rixford 1914-5-1 s.n. Los Angeles Avalon, Catalina Island Comment
  SD148270  Drosanthemum floribundum A. C. Sanders, D. Malueg 2001-5-17 24339 Los Angeles Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near west end of Jefferson Blvd. 121 Comment
  POM366509  Drymocallis glandulosa var. reflexa F. R. Fosberg 1931-8-13 S- 5654 Los Angeles Big Cienega, Pine Flats, N fork, San Gabriel River Comment
  UC212610  Drymocallis lactea var. lactea I. M. Johnston 1918-7-6 2066 Los Angeles Prairie Fork San Gabriel River San Antonio Mountains, Prairie Fork San Gabriel River 2133 Comment
  LA1776  Dryopteris arguta M. E. Jones; 1928-5-3 sn Los Angeles SANTA MONICA MOUNTAINS, Santa Monica. Comment
  POM246560  Dryopteris arguta F. R. Fosberg 1931-4-2 R 85 Los Angeles Santa Catalina Island. Divide between Hamilton and Descanso Canyons. 100 Comment
  SBBG13146  Dryopteris arguta E. R. Blakley 1962-10-6 5469 Los Angeles Pebbly Beach Cyn 91 Comment
  CAS-BOT-BC109573  Dudleya blochmaniae subsp. blochmaniae Reid Moran 1948-6-8 3086 Los Angeles Mouth of Winter Canyon, Malibu Beach. Comment
  RSA608902  Dudleya cymosa subsp. pumila L. C. Wheeler 1931-4-8 s.n. Los Angeles San Gabriel Mountains: San Dimas Canyon. Comment
  RSA641380  Dudleya cymosa subsp. pumila Orlando Mistretta 1995-6-23 1827 Los Angeles San Gabriel Mountains: Lookout Mt. Trail. Orobanche valida survey site 2. 1829 Comment
  RSA695505  Dudleya cymosa subsp. pumila Valerie L. Soza, Sarah J. De Groot 2003-6-18 1689 Los Angeles Upper Cooper Canyon, along Forest Service Road 2000.5, northeast of Cloudburst Summit, approximatly 0.6 miles above Cooper Canyon trail Camp on east slopes of Winston Peak. 1982 Comment
  RSA83372  Dudleya cymosa subsp. pumila F. W. Peirson 1919-7-7 262 Los Angeles open space along south edge of Ontario Peak 2590 Comment
  POM220650  Dudleya densiflora L. C. Wheeler 1932-6-26 876 Los Angeles San Gabriel Canyon 335 Comment
  RSA725598  Dudleya hassei Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 418 Los Angeles Santa Catalina Island. Lower road above Cherry Cove just N of fourth of July Cove. 45 Comment
  RSA303604  Dudleya lanceolata J. R. Shevock 1970-5-5 191 Los Angeles Little Tujunga Canyon 365 Comment
  SFV10194  Dudleya lanceolata J. G. Cuti 1978-6-20 66 Los Angeles About 0.5 miles off Santa Susana Pass Road on Box Canyon Road. Comment
  RSA507544  Dudleya pulverulenta subsp. pulverulenta L. C. Wheeler 1967-6-26 9876 Los Angeles Elsmere Canyon. 457 Comment
  UC917951  Dudleya virens Reid Moran 1941-5-27 874 Los Angeles 1/2 mi e Point Vincente (ocean bluff) Comment
  RSA198835  Dudleya virens subsp. insularis R. F. Thorne 1968-5-28 37675 Los Angeles Santa Catalina Island. above mouth of Wild Boar Gully, 1 mi WNW of Salta Verde Pt. and due N of Black Ridge, 91 Comment
  RSA506752  Dudleya virens subsp. insularis Reid V. Moran 1972-5-27 19143 Los Angeles to 50m seal bluffs just east of Pt. Vicente 5 Comment
  SD80114  Dysphania ambrosioides C. W. Tilforth 1969-7-12 207 Los Angeles Rancho Santa Ana Botanic Garden, Claremont Comment
  UCR259382  Dysphania botrys R. G. Swinney 2010-4-20 12279 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  SD181599  Dysphania botrys Louis C. Wheeler 1953-11-11 7054 Los Angeles District 5020, Mission Road, El Sereno, common on abandoned Pacific Electric right-of-way. Dry gravelly soil. Comment
  RSA603320  Echinochloa crus-galli Scott D. White 1997-5-21 5193 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  LA210321  Ehrendorferia ochroleuca Carl Epling; 1933-5-13 2856 Los Angeles Santa Monica Mountains, Mountain Park Research Campus, Temescal Canyon Comment
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Jun 23 2016
  UCR220347  Ehrharta longiflora D. E. Bramlet, Mike Ahmer 2005-4-14 3804 Los Angeles Los Angeles Basin Region, Puente Hills in La Habra Heights, alongside (south) of East Skyline Dr., c. 1422 ft. east of Hacienda Blvd., adjacent to water tank and south of an ephemeral drainage 323 Comment
  CAS-BOT-BC113043  Eleocharis montevidensis I. Johnston 1916-10-10 13 Los Angeles Red Hill near Upland, marsh. Comment
  CAS-BOT-BC174243  Elymus R. G. Swinney 2008-7-24 9355 Los Angeles San Gabriel Mtns.: Waterman Mountain, ski runway on east-facing slope 2390 Comment
  UCR204016  Elymus R. G. Swinney 2001-9-15 8138 Los Angeles San Gabriel Mountains, Lily Spring, north slope of Mt. Hawkins [7.5 air mi west southwest of Wrightwood] 2454 Comment
  RSA609045  Elymus elymoides subsp. elymoides L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Mill Creek Picnic Grounds. 1098 Comment
  UC188791  Elymus glaucus H. M. Hall Jun 3 1900-Jun 6 1900 1426 Los Angeles Swarthout? Canyon San Antonio Mountains Comment
  CAS-BOT-BC206768  Elymus glaucus subsp. glaucus Louis C. Wheeler 1936-6-12 4153 Los Angeles Monroe Canyon, San Gabriel Mts. 548 Comment
  RSA623879  Elymus glaucus subsp. glaucus Arthur R. Kruckeberg 1940-11-9 783 Los Angeles One mile below Buckhorn Flat, San Gabriel Mountains. Comment
  RSA747179  Elymus glaucus subsp. jepsonii Orlando Mistretta 1992-6-26 618 Los Angeles Transverse Ranges; San Gabriel Mtns region; Glendora Saddle to Lookout Mountain 1829 Comment
  RSA0105971  Elymus hispidus R. G. Swinney 2011-7-8 15509 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), the middle elevation (& smallest ) of three natural depressions at the north base of Strawberry Peak. 1171 Comment
  RSA712467  Elymus multisetus LeRoy Gross 2005-5-19 2294 Los Angeles South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway., Started at Ave A, Near 34.820450N, 118.16535W then walked south to 34.81703N, 118.16403W. 715 Comment
  RSA762133  Elymus trachycaulus subsp. subsecundus Orlando Mistretta, Christine Mistretta 2008-5-15 3072 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 75 per TRTP Survey 2008), W fork of the San Gabriel River, Shortcut Cyn. 1200 Comment
  CATA1686  Elymus triticoides Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-18 2981 Los Angeles Santa Catalina Island: Lower Middle Ranch Canyon 219 Comment
  RSA549183  Elytrigia intermedia subsp. intermedia Timothy S. Ross 1992-7-16 6692 Los Angeles Mendenhall ridge road, 70 degrees ENE, 2480m distant from Indian Ben Saddle; Forest service gate on NE side of 5846-ft. knoll 1752 Comment
  UC450801  Emmenanthe penduliflora Fay A. MacFadden 1931-4-28 90 E Los Angeles Tuna Canyon; Verdugo Hills Comment
  UCR95449  Emmenanthe penduliflora L. C. Wheeler 1967-5-12 9433 Los Angeles San Gabriel Mtns., Hunt Canyon, 3 mi. east of Vincent 1067 Comment
  UCR197738  Encelia actoni Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 99 Los Angeles Transverse Ranges; San Gabriel Mountains, north side of the mountains, right at the north end of Bob's Gap 1220 Comment
  CAS-BOT-BC131218  Encelia californica H. A. Thomas; J. H. Thomas 1954-3-27 485 Los Angeles West Zuma Beach, 8 miles east of Ventura - Los Angeles County line Comment
  CAS-BOT-BC131220  Encelia californica Marcus E. Jones 1903-5-15 s.n. Los Angeles Catalina Island 30 Comment
  CATA1120  Encelia californica Mark L. Hoefs 1995-5-23 2085 Los Angeles Santa Catalina Island: Near Middle Canyon Road, just below Eagles Nest Lodge 121 Comment
  UC1134397  Ephedra nevadensis H. A. Jensen 1933-5-8 292 Los Angeles Mouth of Pallett Creek Rock Creek Quad., Mouth of Pallett Creek 1097 Comment
  UCR123643  Ephedra nevadensis Steven R. Hill, K. Kramer 2001-4-22 33362 Los Angeles San Gabriel Mtns./SW Mojave Desert, Elizabeth Lake Road, 9.7 mi by road SSW of the junction with Johnson Road, vicinity of Bee Canyon 549 Comment
  RSA595129  Ephedra viridis Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8565 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  SFV309  Ephedra viridis P. G. Kilburn 1958-4-12 730 Los Angeles Mojave Desert Palmdale, N and 30th Street, 5 miles NW of downtown. 3 miles west of US #6 on north side of road. In sandy soil. 790 Comment
  IRVC28557  Epilobium canum A. C. Sanders 2003-8-5 27109 Los Angeles Newhall Ranch, Potrero Canyon, ridge on north side of valley NE of old ranch headquarters NE end of Santa Susana Mtns. 320 Comment
  POM307087  Epilobium canum subsp. canum Henry J. Ramsey, Henry J. Ramsey 1939-1-1 1968 Los Angeles Eaton Canyon, Altadena. Comment
  RSA653521  Epilobium canum subsp. canum LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 283 Los Angeles Verdugo Mountains: Chandler Fire Road. 549 Comment
  RSA188511  Epilobium canum subsp. latifolium Robert F. Thorne, J. D. Olmsted 1965-8-26 35376 Los Angeles San Gabriel Mountains: Angeles National Forest, Camp Lupine near Prairie Fork 2012 Comment
  UCR223374  Epilobium canum subsp. latifolium R. G. Swinney 2009-7-23 11392 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
  RSA748073  Epilobium ciliatum R. G. Swinney 2001-9-15 8182 Los Angeles San Gabriel Mountains: Little Jimmy Spring. 2256 Comment
  SBBG78676  Epilobium ciliatum F. R. Fosberg 1931-7-10 5370 Los Angeles Eagles Nest, Middle Ranch Cyn; below spring 180 Comment
  UCSB11813  Epilobium ciliatum Breedlove, Dennis 1961-9-24 Los Angeles Middle Ranch Canyon, 0.5 mi above Ben Weston Beach; Santa Catalina Island 60 Comment
  RSA587458  Epilobium ciliatum subsp. ciliatum Orlando Mistretta 1995-4-11 1618 -A Los Angeles San Gabriel Mountains. Santiago canyon. Canyon and slopes draining W slopes of Santiago Canyon ca. 1 mi. SW of confluence with Little Rock Creek. 1098 Comment
  RSA0089518  Epilobium glaberrimum subsp. glaberrimum R. G. Swinney 2011-8-17 15618 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  SEINET3864988 Image available Equisetum arvense Louis C. Wheeler 1948-6-13 6650 Los Angeles San Gabriel Mountains: Big Tujunga, near Coldwater Canyon.; 0 945 Comment
  CAS-BOT-BC167380  Equisetum hyemale A. C. Sanders; Mark A. Elvin 2002-8-26 25583 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed: Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near Airport Mesa 305 Comment
  RSA612601  Equisetum hyemale var. affine L. C. Wheeler 1931-9-5 59 Los Angeles Shady stream side habitat. San Dimas Canyon, San Gabriel Mts. 487 Comment
  RSA771633  Equisetum laevigatum R. G. Swinney 2009-6-2 10997 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  RSA684619  Equisetum laevigatum F. R. Fosberg 1931-4-15 R- 90 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon. 180 Comment
  SEINET6047903  Equisetum laevigatum Unknown 1967-5-24 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA601159B  Eragrostis mexicana subsp. virescens L. C. Wheeler 1966-10-22 9047 Los Angeles Grandad's Ranch, Aliso Canyon. Comment
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Nov 23 2015
  LA105990  Eragrostis pectinacea A. C. Sanders; 1987-9-18 7383 Los Angeles El Segundo Dunes, W of Los Angeles Int. Airport and Pershing Dr 38 Comment
  UCR163174  Eragrostis pectinacea var. pectinacea Anuja Parikh, Nathan Gale 2004-6-2 2027 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek 290 Comment
  RSA607615  Eremocarpus setiger L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Sand Canyon, mouth of Reynier Canyon. 563 Comment
  SBBG63728  Eremocarya micrantha R. Hoffmann 1929-4-26 Los Angeles 2 mi W of Ravenna Comment
  SEINET8409243  Eremogone macradenia R. F. Thorne, M. Z. Thorne 1969-7-9 38497 Los Angeles San Gabriel Mts., Angeles National Forest; summit of Tabel Mt. 2134 Comment
  SBBG69940  Eremogone macradenia var. macradenia R. Hoffmann 1925-5-15 Los Angeles Mint Cyn Comment
  SD234451  Eremothera boothii A. C. Sanders 2003-6-20 26994 Los Angeles Western Transverse Range/Santa Clara River Watershed: Off-haul Canyon between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and ca. 1 km NNW of Mayo Spur (Val Verde 7.5' Q) 305 Comment
  CAS-BOT-BC162728  Eremothera boothii subsp. decorticans Louis C. Wheeler 1973-5-6 s.n. Los Angeles Between Little Tujunga and Oliver Canyons - San Gabriel Mountains 556 Comment
  RSA0074207  Eriastrum eremicum subsp. eremicum Anstruther Davidson 1927-07 s.n. Los Angeles Llano. Mohave Desert. Comment
  CATA3128  Eriastrum filifolium Amy Catalano 2016-5-26 134 Los Angeles Santa Catalina Island: South facing slope on north side of Buffalo Springs Reservoir, southwest of lower Buffalo Springs Reservoir 379 Comment
  SBBG58308  Eriastrum pluriflorum M. N. Ackley -Jun-1926 Los Angeles Big Tujunga Cyn Comment
  CAS-BOT-BC514982  Eriastrum sapphirinum subsp. dasyanthum C. F. Baker 1903-7-20 3345 Los Angeles Claremont Comment
  RSA0121263  Eriastrum sapphirinum subsp. dasyanthum Thos. Craig 1933-6-20 1860 Los Angeles Claremont. 365 Comment
  RSA184065  Ericameria cooperi I. L. Wiggins 1966-4-23 20638 Los Angeles E of 145 St. E, between Palmdale Blvd. and Ave. O, N of Pearblossom, Mohave Desert. Comment
  SD231203  Ericameria cooperi Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 50506 74 Los Angeles Transverse Ranges: San Gabriel Mountains region: Bob's Gap. At the South edge of Bob's Gap, on slopes and roadside, and down in the wash 1444 Comment
  RSA611510  Ericameria cooperi var. cooperi L. C. Wheeler 1968-5-12 s.n. Los Angeles Spring 2/3 mile E of Juniper Bowl; Juniper Hills. 1158 Comment
  SD112585  Ericameria cooperi var. cooperi Darley F. Howe 1947-5-5 1532 Los Angeles North face of San Gabriel Mountains. 1525 Comment
  RSA616305  Ericameria linearifolia Scott D. White 1998-4-20 6330 Los Angeles Soledad Canyon area: Proposed quarry area N of Soledad Canyon Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 580 Comment
  RSA773806  Ericameria linearifolia R. G. Swinney 2009-6-17 11190 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UCD150967  Ericameria linearifolia D. S. Park 2010-4-27 53 Los Angeles Ranch Santa Ana Botanic Garden 392 Comment
  UCR184212  Ericameria linearifolia A. C. Sanders 2007-4-19 33451 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  UCR220153  Ericameria linearifolia R. G. Swinney 2009-4-2 10266 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
  UC1119854  Ericameria nauseosa var. bernardina H. S. Yates 1936-8-28 6364 Los Angeles Big Pine Park San Antonio Quad. 1981 Comment
  SBBG62961  Ericameria nauseosa var. hololeuca R. Hoffmann 1928-11-9 Los Angeles near Lang Comment
  JEPS30713  Ericameria palmeri var. pachylepis Peter H. Raven 1961-10-19 16865 Los Angeles Botanic Garden Claremont, Botanic Garden 259 Comment
  LA105288  Ericameria palmeri var. pachylepis Barry A. Prigge; 1988-10-8 8377 Los Angeles Santa Susana Mountains, East Canyon, ca 2 mi. SSE of Newhall and about 1/8 mi. up the canyon from the Old Road 444 Comment
  UCR223146  Ericameria parryi R. G. Swinney 2009-7-22 11328 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  UCR223299  Ericameria parryi R. G. Swinney 2009-7-29 11423 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  CAS-BOT-BC293127  Ericameria pinifolia Le Roy Abrams; E. A. McGregor 1908-6-20 834 Los Angeles Elizabeth Lake - south slopes, Liebre Mountains Comment
  POM359462  Ericameria pinifolia Fordyce Grinnell Jr. 1911-06 s.n. Los Angeles Longs Canyon, San Gabriel Mts. Comment
  RSA775958  Ericameria pinifolia Orlando Mistretta, Christine Mistretta 2010-6-17 5335 Los Angeles Upper Big Tujunga canyon; Alder Creek; 0.4 miles upstream (NW) of creek crossing at Upper Big Tujunga Canyon Road. 1025 Comment
  UCR180017  Erigeron breweri R. G. Swinney 1996-8-7 5219 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half of Brown's Flat 1341 Comment
  POM47144  Erigeron breweri var. covillei I. M. Johnston 1924-8-13 s.n. Los Angeles Head of Evey Canyon Comment
  UCR202713  Erigeron foliosus R. G. Swinney 2001-8-18 8063 Los Angeles San Gabriel Mtns., Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge 2257 Comment
  POM357455  Erigeron foliosus var. foliosus B. C. Templeton 1932-7-21 5047 Los Angeles East Blue Ridge, Big Pines Park. San Gabriel Mountains 2134 Comment
  UC1175003  Erigeron foliosus var. foliosus P. C. Everett and E. K. Balls 1959-6-29 23868 Los Angeles Stokes Canyon Santa Monica Mts., Stokes Canyon 152 Comment
  UCD131903  Erigeron foliosus var. foliosus Daryl Koutnik; William Balch 1980-7-13 s.n. Los Angeles About one mile southwest of Encinal Canyon Road, Charmlee Regional Park. 243 Comment
  POM304738  Erigeron foliosus var. foliosus Henry J. Ramsey, Henry J. Ramsey 1937-7-18 142 Los Angeles Soldiers Creek. Comment
  RSA600215  Erigeron foliosus var. stenophyllus Steve Boyd, Lauren Raz 1997-5-28 9900 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
  RSA601042  Erigeron foliosus var. stenophyllus Steve Boyd, Lauren Raz 1997-6-18 9971 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  RSA584767  Eriodictyon crassifolium var. crassifolium Tim S. Ross 1992-7-17 6738 Los Angeles Saddle between Fox (triangulation point, 5033-ft) and the knoll ESE of it, on the steep divide between Fox Creek and Vogel Canyon. 1476 Comment
  CAS-BOT-BC189188  Eriodictyon crassifolium var. nigrescens Ernest C. Twisselmann 1959-6-2 5342 Los Angeles Old Ridge Route, 1.2 miles S of the Lancaster Highway 1097 Comment
  CAS-BOT-BC189191  Eriodictyon crassifolium var. nigrescens R. J. Dobbs 1927-4-19 s.n. Los Angeles 2 miles below Switzers old trail, San Gabriel Mountains 822 Comment
  SD52429  Eriodictyon crassifolium var. nigrescens Benjamin C. Stone 1953-3-9 288 Los Angeles Above San Gabriel dam 883 Comment
  UCR276817  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-21 12885 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  POM158258  Eriodictyon traskiae M. B. Dunkle 1928-5-20 1961 Los Angeles Santa Catalina Island. Head of Swain s Canyon. 396 Comment
  SD112014  Eriodictyon traskiae Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Santa Catalina Island; on the east side of Black Jack Mountain. Comment
  CAS-BOT-BC222679  Eriodictyon trichocalyx Alice Eastwood 1919-6-20 9028 Los Angeles Mt. Wilson Comment
  CAS-BOT-BC241580  Eriogonum baileyi var. baileyi A. D. E. Elmer 1902-6-1 3690 Los Angeles Acton Comment
  RSA586031  Eriogonum baileyi var. baileyi Orlando Mistretta 1995-10-2 1947 Los Angeles San Gabriel Mountains: Little Rock Creek. Upstream from Basin Campground 1037 Comment
  RSA393103  Eriogonum brachyanthum L. E. Hoffman 1931-11-28 s.n. Los Angeles Mohave Desert, NW Little Rock Creek Comment
  CDA22481  Eriogonum cinereum A. C. Browne 1953-8-1 Los Angeles Topanga Canyon. 0 Comment
  LA52303  Eriogonum cinereum Carl Epling; 1934-12-12 sn Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon, near Seminole Hot Springs. 609 Comment
  RSA763579  Eriogonum cinereum Doris Bowers 1972-7-13 1861 Los Angeles Lunada Bay, Palos Verdes Pen. 1 Comment
  RSA766380  Eriogonum cithariforme Joseph A. Ewan 1930-5-17 5505 Los Angeles Pico Canyon above Newhall 549 Comment
  UC1929548  Eriogonum davidsonii Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1681 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. Comment
  RSA766426  Eriogonum elongatum F. R. Fosberg, Joseph A. Ewan 1931-8-13 4945 Los Angeles Pine Flats. N Fork San Gabriel River. 1677 Comment
  CAS-BOT-BC249773  Eriogonum elongatum var. elongatum Mrs. H. P. Bracelin 1931-10-11 571 Los Angeles Topanga Canyon, about three miles east of ocean beach. Santa Monica Mts. Comment
  RSA393514  Eriogonum fasciculatum T. S. Clare 1929-3-10 s.n. Los Angeles Topanga Canyon. Comment
  RSA0115969  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-8-11 13504 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  UCR194611  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 1998-8-13 6751 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
  UCR270220  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2011-10-10 15744 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  RSA598109  Eriogonum fasciculatum var. fasciculatum Steve Boyd, Lauren Raz 1997-3-4 9157 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road. 610 Comment
  SBBG83723  Eriogonum fasciculatum var. fasciculatum C. C. Shock 1980-6-16 139 Los Angeles Interstate Hwy 5, 0.4 mi NW of Tejon Pass 1219 Comment
  CAS-BOT-BC253258  Eriogonum fasciculatum var. foliolosum Timothy S. Ross; Steve Boyd 1994-9-20 8228 Los Angeles Sandy wash, S side of intersection Escondido Canyon Road & Red Rover Mine Road, Liebre Mountains 902 Comment
  POM279961  Eriogonum fasciculatum var. foliolosum Lyman Benson 1933-11-12 5731 Los Angeles Westwood, Beverly Hills. 122 Comment
  RSA393421  Eriogonum fasciculatum var. foliolosum V. V. Giles 1936-7-5 s.n. Los Angeles San Gabriel Mountains: Crystal Lake. Comment
  UCR124386  Eriogonum fasciculatum var. foliolosum I. W. Clokey, B. C. Templeton 1929-1 4578 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  CAS-BOT-BC250122  Eriogonum fasciculatum var. polifolium C. F. B. 1908-8-2 3454 Los Angeles San Antonio Canon [Canyon] near Claremont Comment
  UC1587606  Eriogonum fasciculatum var. polifolium Tim Ross 1991-8-14 5757 Los Angeles Roundtop [Mtn] San Gabriel Mountains, , Chilao Flat USGS 7.5' 1877 Comment
  UCR280525  Eriogonum fasciculatum var. polifolium R. G. Swinney 2014-4-10 16060 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  CAS-BOT-BC250314  Eriogonum giganteum var. formosum Steven A. Junak 1996-10-1 SCI- 694 Los Angeles San Clemente Island: Middle portion of Horse Canyon, ca 1.25 miles SW of Thirst Peak 359 Comment
  SD48931  Eriogonum giganteum var. formosum Reid Moran 1958-9-16 6843 Los Angeles cliffs, canyon 2 miles SE of Eel Point, San Clemente Island 99 Comment
  NY201959  Eriogonum giganteum var. giganteum J. B. Walker 1995-4-8 1334 Los Angeles Santa Catalina Island, 4km N of Avalon, along paved road 100 Comment
  LA52286  Eriogonum gracile Nesta Hutchinson; 1931-8-17 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  UC56799  Eriogonum gracile Miss E. D. Palmer before Feb 1902 Los Angeles Los Angeles Comment
  RSA486470  Eriogonum gracile var. gracile Richard Noyes 1988-7-30 599 Los Angeles Burbank Canyon, NW of Thompson Creek Dam 525 Comment
  UCR127669  Eriogonum gracile var. gracile Mark A. Elvin, Kim Marsden 2003-8-8 2970 A Los Angeles Santa Clarita Valley, Newhall Ranch, Potrero Canyon SW of the junction of Potrero Creek and the Santa Clara River 305 Comment
  RSA393240  Eriogonum gracile var. gracile Anstruther Davidson 1893-08 s.n. Los Angeles Los Angeles Comment
  SD236378  Eriogonum gracillimum T. B. Salvato, Sandra Murcia 2005-11-1 1247 Los Angeles West Mojave Desert: NE edge of Plamdale ca 2 mi N of Pearland, 0.1 mi past Hwy 138 on Palmdale Blvd, and south of Avenue Q. 793 Comment
  SBBG107469  Eriogonum grande var. grande S. L. Crockett 1996-10-30 543 Los Angeles directly across from Casino Comment
  RSA572347  Eriogonum microtheca var. corymbosoides R. T. Hawke 1994-9-11 74 Los Angeles West slope of Table Mountain. Comment
  OBI39746  Eriogonum mohavense David J. Keil 1977-5-8 12326 Los Angeles Just outside of Saddleback Butte State Park Comment
  CAS-BOT-BC266937  Eriogonum parishii James L. Reveal; C. Rose Broome 1987-6-25 6577 Los Angeles San Gabriel Mountains, along the Angeles Cress Highway (California Highway 2) at milepost 68.0 near a spring area, 4.3 miles east of the junction of California Highway 39 and 1.8 mile south of Dawson Saddle 2286 Comment
  POM17793  Eriogonum parishii P. A. Munz 1923-8-31 7680 Los Angeles Blue Ridge, south of Swartout Valley, San Gabriel Mountains. 2576 Comment
  UCR213403  Eriogonum parvifolium A. C. Sanders, Dan S. Cooper 2010-3-12 37347 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC258231  Eriogonum pusillum Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek 1 mile north of Big Rock Springs 1143 Comment
  RSA0073265  Eriogonum pusillum Orlando Mistretta, Christine Mistretta 2005-4-21 2070 Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  SBBG65211  Eriogonum pusillum Anstruther Davidson -Jul-1893 Los Angeles Big Rock Crk Comment
  UCR281393  Eriogonum pusillum R. G. Swinney 2014-4-24 16219 Los Angeles San Gabriel Mountains, NE of Valyermo, wash and plateau at north end of Bob's Gap, 3.1-3.6 miles south of Hwy. 138, c. 0.2 miles east of Bob's Gap Rd., east of Bob's Gap Wash 1293 Comment
  UCSB1508  Eriogonum roseum Hoffmann, Ralph 1927-9-21 Los Angeles Gorman's Comment
  UCR132670  Eriogonum roseum var. roseum G. R. Ballmer 1993-9-15 s.n. Los Angeles 1.5 miles east of Gorman on the old road 1159 Comment
  RSA771852  Eriogonum umbellatum R. G. Swinney 2009-5-28 10915 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  CAS-BOT-BC264998  Eriogonum wrightii var. subscaposum John Thomas Howell 1947-7-18 23397 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  UCR141371  Eriogonum wrightii var. subscaposum R. G. Swinney 1997-8-19 5820 Los Angeles San Gabriel Mtns, Antonio Peak (Lookout Mtn.), ridge east of Cattle Canyon and west of the west fork of Bear Canyon. 2073 Comment
  RSA420583  Eriogonum wrightii var. subscaposum H. de Forest 1932-10-16 16769 Los Angeles Barley Flats. San Gabriel Mountains, Angeles National Forest. Comment
  CAS-BOT-BC297977  Eriophyllum confertiflorum Henry J. Thompson 1959-5-24 1986 Los Angeles Santa Monica Mts. 0.3 mile N of Coast Highway, Tuna Canyon 45 Comment
  CDA5252  Eriophyllum confertiflorum A. C. Browne 1953-6-1 Los Angeles 3 miles north of Castaic. 0 Comment
  OBI70291  Eriophyllum confertiflorum Louis C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mtns: Mill Canyon 762 Comment
  POM4920  Eriophyllum confertiflorum M. Hitchcock 1918-7-3 36 Los Angeles Topango [Topanga] Canyon, Santa Monica Mountains. Comment
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May 29 2014
  POM53924  Eriophyllum confertiflorum C. F. Baker 1904-5-6 4746 Los Angeles Hills near Pomona Comment
  RSA0116795  Eriophyllum confertiflorum R. G. Swinney 2010-5-25 12933 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  SEINET4044546 Image available Eriophyllum confertiflorum D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 121 Comment
  POM357902  Eriophyllum confertiflorum var. confertiflorum Anstruther Davidson 1918-8-1 3093 Los Angeles San Gabriel Mountains. Comment
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Mar 6 2015
  SD253386  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-7-7 15447 Los Angeles San Gabriel Mts.: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Canyon (Chilao Flat 7.5'Q) 1220 Comment
  POM30122  Eriophyllum confertiflorum var. confertiflorum George B. Grant 1904-6-25 4162 Los Angeles San Gabriel Mountains. Comment
  POM308285  Eriophyllum confertiflorum var. confertiflorum Henry J. Ramsey, Henry J. Ramsey 1937-3-27 3098 Los Angeles San Gabriel Mountains. Comment
  RSA155769  Eriophyllum nevinii Peter H. Raven 1962-4-12 17312 Los Angeles Rocky walls of canyon, with Galvezia, in canyon below the Tomb, San Clemente Island 122 Comment
  CAS-BOT-BC308391  Eriophyllum pringlei John Thomas Howell 1930-5-12 4876 Los Angeles 1 mile north of Acton Comment
  HSC87039  Eriophyllum pringlei A. C. Sanders, B. Pitzer, J. Lyman 1988-4-4 7767 Los Angeles Lancaster, near Quartz Hill, S of Ave. L at 37th St. W 747 Comment
  UCR270098  Eriophyllum pringlei R. G. Swinney 2011-4-20 14441 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
  CLARK-A1528-5432  Erodium botrys John C. Roos 1943-3-27 2622 Los Angeles West Los Angeles 0 Comment
  UCD103138  Erodium brachycarpum Robert F. Thorne; Reed Rollins, Doug Propst, R. Carolin 1967-3-18 36750 Los Angeles Santa Catalina Island, lower end of Bulrush Canyon. 182 Comment
  UCR210714  Erodium cicutarium R. G. Swinney 2008-10-22 9669 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  CDA4671  Erodium cicutarium L. C. Wheeler 1973-4-8 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains region: Kagel Canyon. Comment
  RSA391609  Erodium cicutarium A. Menke 1955-4-16 s.n. Los Angeles 1 mile south-east of Gorman. Comment
  UCR48938  Erodium moschatum A. C. Sanders 1987-7-22 7153 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  RSA659119  Erodium moschatum LeRoy Gross 2001-3-23 343 Los Angeles Los Angeles Basin: Verdugo Mountains region: North side: Whiting Woods Mountainway; dirt road at end of Whiting Woods Road, in the city of Verdugo City, road starts at Henderson Canyon and climbs to the main crest. 427 Comment
  RSA600796  Eruca vesicaria subsp. sativa L. C. Wheeler 1955-4-12 7124 Los Angeles Chavez Ravine, Los Angeles. Comment
  SFV1469  Erysimum capitatum P. G. Kilburn 1958-4-12 712 Los Angeles San Gabriel Mountains Soledad Canyon, 2 miles east of Soledad Campground 670 Comment
  UCR271747  Erysimum capitatum R. G. Swinney 2011-3-26 14230 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
  RSA279119  Erysimum capitatum var. capitatum R. F. Thorne 1971-3-18 41492 Los Angeles Cobal Canyon, 3 miles N of Claremont 502 Comment
  UCSB2337  Erysimum capitatum var. capitatum Haller, John 1957-4-13 Los Angeles In upper Mint Canyon, ca. 5 rd. mi. E. of rd. to Acton and 10 rd. mi. W. of Angeles Forest Hwy. 914 Comment
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Aug 25 2014
  RSA530287  Erysimum capitatum var. capitatum M. B. Dunkle 1933-7-11 3644 Los Angeles Upper San Gabriel Canyon, above dams; Cold Brook Camp. Comment
  RSA611605  Erysimum capitatum var. capitatum L. C. Wheeler 1968-5-12 s.n. Los Angeles Spring 2/3 mile E of Juniper Bowl; Juniper Hills. 1158 Comment
  SDSU10774  Erythranthe guttata R. M. Beauchamp 1967-6-3 555 Los Angeles On side of Horse Canyon. San Clemente Island. 366 Comment
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Oct 13 2011
  POM384  Eschscholzia caespitosa subsp. caespitosa Amos Shummway 1908-05 s.n. Los Angeles Near Pasadena. Comment
  UCR281850  Eschscholzia californica R. G. Swinney 2014-5-8 16449 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  UCD95308  Eschscholzia californica P. C. Everett; E. K. Balls 1960-5-30 24166 Los Angeles 2.2 miles north from entrance to Angeles National Forest (San Gabriel Canyon.) 365 Comment
  RSA3715  Eschscholzia californica var. peninsularis Carl B. Wolf 1932-5-11 3562 Los Angeles Santa Catalina Island. Canyon above the road, Fourth o' July Cove. 30 Comment
  UCR223022  Eschscholzia minutiflora R. G. Swinney 2009-4-29 10621 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  SEINET13383115 Image available Eucalyptus camaldulensis R. G. Swinney 2010-1 12109 Los Angeles San Gabriel Moutains: Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  UCR210520  Eucalyptus camaldulensis R. G. Swinney 2008-11-30 9889 Los Angeles San Gabriel Mtns., Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy 165 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
  LA201635  Eucalyptus globulus Arthur C. Gibson; 2004-1-17 4997 Los Angeles Santa Monica Mountains, Franklin Canyon, near main parking lot above reservoir Comment
  UCR205114  Eucalyptus tereticornis R. G. Swinney 2008-4-16 8676 Los Angeles San Gabriel Mtns., San Dimas, Spring Canyon, north end between east and west forks of canyon 393 Comment
  UCR178041  Eucalyptus viminalis LeRoy Gross 2003-1-25 686 Los Angeles Transverse Ranges: Santa Susana Mountains, Johnston's Motorway from Indian Springs Estates (private homes) but with trail easement at gated end of Iverson Road off Santa Susana Pass Road. climbs to main crest 610 Comment
  POM7010  Eucrypta chrysanthemifolia P. A. Munz, G. Williams 1919-4-5 2434 Los Angeles Puddingstone Canyon, San Dimas. Comment
  UCR209054  Eucrypta chrysanthemifolia Dan S. Cooper 2009-3-24 s.n. Los Angeles Santa Monica Mountains, Beverly Hills, near upper end of Laurel Way in lower Franklin Canyon 235 Comment
  POM13947  Eucrypta chrysanthemifolia P. A. Munz 1922-4-15 5147 Los Angeles Claremont. Comment
  UCSB5233  Eucrypta chrysanthemifolia Krogen, Roger 1957-1 Los Angeles Hasley Canyon, 2 mi. NW of Hwy 99, 2 mi. S of Castiac Comment
  LA46921  Eulobus californicus C. S. Venkatesh; 1957-4-29 6 Los Angeles 441 Comment
  SEINET6070302  Eulobus californicus Unknown 1929-4-1 4459 Los Angeles Mandeville Canyon, Santa Monica Mountains. Comment
  RSA758075  Euphorbia albomarginata D. E. Bramlet, Jennifer Pareti 2008-4-14 4188 Los Angeles Transverse Ranges: Liebre Mtns reg: Bouquet Cyn.; Creek SE of Bouquet Cyn Rd and Vasquez Cyn. Road. Comment
  RSA762497  Euphorbia maculata R. G. Swinney 2008-11-29 9846 Los Angeles Mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  LA50646  Euphorbia maculata Monte Lloyd; 1950-7-11 500711 p1130 Los Angeles Campus of University of California at Los Angeles 121 Comment
  UCD142590  Euphorbia maculata S. I. Apfelbaum 1980-9-26 23 Los Angeles International airport. Comment
  UCR1454  Euphorbia melanadenia Richard Bitterolf 1961-4-22 s.n. Los Angeles San Gabriel Mtns., On the Lupin Trail 1/2 mi from Sierra Madre Reservoir in Little Santa Anita Canyon 305 Comment
  UC303933  Euphorbia palmeri unknown 1904-6-15 425 Los Angeles Pasadena Comment
  RSA602107  Euphorbia peplus Scott D. White 1997-5-7 5063 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. 320 Comment
  CDA33533  Euphorbia terracina Burton 2010-12-15 s.n. Los Angeles Rowland Heights. 17250 Colima Road. 0 Comment
  SD224946  Euphorbia terracina Scott D. White 1996-3-18 3836 Los Angeles Marina Del Rey Area; Ballona Ck. Floodplain and adjacent N-facing slope, W of Lincoln Bl. And S of Jefferson Bl. 3 Comment
  PASA2702  Eurotia lanata Stason May 1931 Los Angeles Mohave desert near Palmdale Comment
  RSA701204  Feijoa sellowiana Kenneth Kingrey 1938-4-14 s.n. Los Angeles Busch Gardens. Comment
  SEINET3350170 Image available Festuca californica Louis C. Wheeler 1968-1 Los Angeles San Gabriel Mountains: Northwest slope Smith Mt. , along Bear Creek Trail. 1250 Comment
  LA104051  Festuca microstachys Barry A. Prigge; 1986-4-20 7034 Los Angeles 5.7 mi W of Lake Hughes on Pine Canyon Road (N2) at Bushnell Summit 1249 Comment
  LA200948  Festuca microstachys Peter H. Raven; David S. Verity 1960-5-7 15322 Los Angeles Santa Monica Mountains, Arroyo Sequit 243 Comment
  SBBG38844  Festuca myuros M. B. Dunkle 1939-4-4 7257 Los Angeles Pyramid Cove Comment
  UCR214612  Festuca myuros A. C. Sanders, Dan S. Cooper 2010-3-12 37353 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SBBG13299  Festuca octoflora M. A. Piehl 1962-6-9 63252 Los Angeles China Pt, S of lighthouse 3 Comment
  SBBG98679  Festuca perennis T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5074 Los Angeles lower Wilson Cove Cyn, draw SW of and above pier operations 15 Comment
  CATA3460  Ficus carica Benjamin J. Dion, Stuart Olshevski 2017-8-25 041 Los Angeles Santa Catalina Island: Interior; 5 meters north of Bulrush Canyon Road in Upper Bulrush watershed 327 Comment
  RSA628700  Filago arizonica L. C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island. 0.3 mile south southeast Isthmus Bench Mark. 122 Comment
  RSA158208  Filago arizonica Peter H. Raven 1962-5-9 17671 Los Angeles San Clemente Island. Near head of canyon at south end of Mosquito Cove. 320 Comment
  RSA0040381  Filago californica R. G. Swinney 2010-5-11 12657 Los Angeles Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary. 829 Comment
  RSA393720  Filago californica L. C. Wheeler 1934-4-24 2547 Los Angeles Liveoak Canyon Dam 457 Comment
  RSA232664  Foeniculum vulgare Larry E. DeBuhr, Gary Wallace 1972-9-2 685 Los Angeles San Clemente Island, at the barracks area at Wilson Cove. Comment
  SBBG89253  Frangula californica subsp. californica J. Adams 1965-5-14 226 Los Angeles Mount San Antonio Cyn, 2.7 mi above lower Mt San Antonio Forest station 1011 Comment
  RSA578106  Fraxinus dipetala Tim S. Ross, Steve D. Boyd 1994-5-10 7714 Los Angeles Warm Springs Mountain: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 668 Comment
  RSA579535  Fraxinus uhdei Tim S. Ross, Steve D. Boyd 1994-5-24 7835 Los Angeles ''Cottonwood Swamp'' Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. Liebre Mount 512 Comment
  UCR272551  Fraxinus uhdei R. G. Swinney 2011-10-27 15929 Los Angeles San Gabriel Mountains, 0.3 miles east (downstream) from entrance gate of Cogswell Dam along FS Route 2N25, West Fork Natl. Scenic Bikeway 646 Comment
  POM3589  Fraxinus velutina L. R. Abrams, E. A. McGregor 1908-6-22 400 Los Angeles Between Oakgrove Canon & Elizabeth Lake - Liebre Mts. Comment
  OBI70997  Fremontodendron californicum Larry Kelly, David J. Keil 1989-4-21 367 Los Angeles San Gabriel Mts. 2-3 mi SE of Valyrmo along ft. Tejon rd Comment
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Aug 4 2014
  UCSB24490  Fremontodendron californicum Wulkau, C. 1966-5-13 Los Angeles On California Hwy. 138, 7.3 miles east of San Bernardino County line Comment
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Nov 5 2014
  POM129905  Funastrum cynanchoides var. hartwegii L. R. Abrams 1902-7-5 2655 Los Angeles Near the power house, San gabriel Canyon Comment
  RSA613263  Funastrum cynanchoides var. hartwegii L. C. Wheeler 1932-8-1 1104 Los Angeles Liveoak Wash near La Verne 396 Comment
  POM294255  Galinsoga parviflora var. parviflora Lyman Benson 1944-11-2 11554 Los Angeles Claremont. 366 Comment
  RSA612599  Galium andrewsii Louis C. Wheeler 1933-6-2 1759 Los Angeles Ridge Route near Summit. 1220 Comment
  SEINET3371876  Galium angustifolium G. Rink 2011-6-1 10581 Los Angeles Chino Hills, northeast of La Brea, weedy place 259 Comment
  UCR188922  Galium angustifolium R. G. Swinney 1998-5-16 6103 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, Mescal Highlands, Graham Canyon, 1.7 mi. N of Panorama Way at Graham Cyn. Motorway, 0.6 mi. S of Ft. Tejon Rd. 1220 Comment
  JEPS5198  Galium angustifolium subsp. angustifolium Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-14 4195 Los Angeles near confluence with Kitter Canyon (n edge of mts); Angeles National Forest, San Gabriel Mts., Little Rock Creek 1219 Comment
  JEPS56100  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and G. L. Stebbins 1966-1-20 4169 Los Angeles State Hwy 23 ca 1 mi above jnct. with U.S. #1 (200 yd beyond second switchback); Santa Monica Mts., Decker Canyon (Los Alisos Canyon) Comment
  LA91513  Galium angustifolium subsp. angustifolium Bruce Douglas Clayton; Greg Shaw 1972-5-11 113 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, S side of Castle. 548 Comment
  POM367688  Galium angustifolium subsp. angustifolium Louis C. Wheeler 1931-9-20 154 Los Angeles Barret Canyon' off San Antonio Canyon, San Gabriel Mountains 1311 Comment
  SD86310  Galium aparine M. Douglas, R. Beauchamp 1972-3-24 3245 Los Angeles in canyon bottom, Wilson Cove, San Clemente Island 60 Comment
  UCR205053  Galium aparine R. G. Swinney 2008-3-31 8587 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  JEPS24308  Galium aparine Peter H. Raven 1959-5-3 14063 Los Angeles Mulholland Drive near Beverley Glen Boulevard; Santa Monica Mountains 381 Comment
  POM18975  Galium aparine Philip A. Munz 1923-4-11 6772 Los Angeles San Clemente Island: low shore on west coast. Comment
  SD112049  Galium catalinense Betsey Carpenter, Linda Allen 1975-3-22 Los Angeles Santa Catalina Island; north end of Avalon Bay Comment
  RSA545184  Galium catalinense subsp. acrispum Tim S. Ross 1992-4-14 6163 Los Angeles San Clemente Island: Central E side of island, rutted channel that runs N from Nanny Canyon, 300m N from the mouth of NC. 69 Comment
  RSA187782  Galium catalinense subsp. catalinense Robert F. Thorne 1966-4-30 36349 Los Angeles Santa Catalina Island; mouth of Gallagher's Canyon. 8 Comment
  SBBG119260  Galium grande V. Soza with L. Gross, W. Law 2000-7-5 1050 Los Angeles above San Gabriel Cyn, W of Morris Reservoir, adjacent to E-facing firebreak W of Silver Fish Rd (FS Rd 2N28), ca. 3.2 mi W of San Gabriel Cyn Rd (Hwy 39) along Silver Fish Rd; T1N R10W N/2, SE/4 S11 792 Comment
  SD230290  Galium hallii Louis C. Wheeler 1946-8-29 6309 Los Angeles San Gabriel Mountains: Vincent Gap. 2012 Comment
  UCD121775  Galium hallii Cameron Blake; Jane Turner, Francis M. Ball 1962-6-2 SK and F 972 Los Angeles ca. 5 mi. NW of Big Pines on road to Valyermo. 1767 Comment
  RSA0051342  Galium jepsonii Valerie Soza 2004-6-17 1723 a Los Angeles San Gabriel Mountains, along Pacific Crest Trail, from Cloudburst Summit to Cooper Canyon, just below summit along Hwy 2. 2103 Comment
  POM17602  Galium parishii Philip A. Munz 1923-8-30 7663 Los Angeles San Gabriel Mountains, Swartout Valley. North of Big Pines. 2226 Comment
  RSA225877  Galium parishii Robert F. Thorne, C. W. Tilforth, John Dourley 1971-7-27 41065 Los Angeles Angeles National Forest: summit of Mt. San Antonio (Old Baldy) 3067 Comment
  RSA0088158  Galium porrigens R. G. Swinney 2010-3-14 11903 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
  RSA0107227  Galium porrigens R. G. Swinney 2011-5-19 14781 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek. 1073 Comment
  RSA653923  Galium porrigens var. porrigens Valerie L. Soza, Wayne Law, Laura Moore 2000-6-27 1036 Los Angeles San Gabriel Mountains: Firebreak above Chantry Flat Heliport, 0.7 mile southwest of Chantry Flat along FS Road 2N41.2, south of San Olene Canyon. 854 Comment
  POM358922  Gamochaeta pensylvanica Anstruther Davidson 1918-6-1 s.n. Los Angeles Azusa Station, Los Angeles County Comment
  SBBG90429  Gamochaeta ustulata M. C. Hochberg 1985-4-7 1211 Los Angeles Little Springs Cyn 243 Comment
  UC1122721  Garrya veatchii W. T. Murphy 1928-2-28 Los Angeles e of Little Dalton Canyon; Pomona Quad. 762 Comment
  UC213252  Garrya veatchii I. M. Johnston 1917-7-28 1578 Los Angeles San Antonio Canyon; San Antonio Mountains 1752 Comment
  RSA97226  Garrya veatchii Joseph A. Ewan 1932-6-18 7354 Los Angeles Clear Creek Fork of Jujunga Canyon. 762 Comment
  RSA0042312  Gastridium ventricosum Mark L. Hoefs, Steven A. Junak, Ralph N. Philbrick 2001-5-17 3176 Los Angeles Santa Catalina Island: Near road between Cottonwood Canyon and Black Jack Campground. 225 Comment
  RSA188913  Gaura sinuata Robert F. Thorne 1966-6-1 36478 Los Angeles Santa Catalina Island. near riding stables, Avalon. 30 Comment
  RSA729226  Gayophytum diffusum subsp. parviflorum R. G. Swinney 1998-7-10 6401 Los Angeles San Gabriel Mtns.: SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2. 2250 Comment
  SD255806  Gayophytum heterozygum R. G. Swinney 2008-6-17 9050 Los Angeles San Gabriel Mountains: ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 (Valyermo 7.5'Q) 2160 Comment
  UCR209141  Gayophytum heterozygum R. G. Swinney 2008-6-17 9050 Los Angeles San Gabriel Mountains, ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  SD212592  Genista monspessulana Jennifer H. Jones, Jay H. Jones 2006-6-4 382 Los Angeles Foothills of San Gabriel Mountains; Webb Canyon Road. 415 Comment
  LA202298  Genista monspessulana Arthur C. Gibson; 2005-5-12 5042 Los Angeles Comment
  RSA674585  Geranium carolinianum Scott D. White 2000-5-6 7781 Los Angeles Puente Hills: City of Rowland Heights, Rancho Rincon de la Brea near Bill Blevins Park. 213 Comment
  SBBG38244  Geranium carolinianum S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-5 SCa 550 Los Angeles W of rd to Toyon Bay, 1.4 rd mi from intersection with Airport Rd, in small gully along interpretive trail to ironwood grove 164 Comment
  POM2886  Geranium carolinianum P. A. Munz 1918-4-21 2088 Los Angeles South of Pomona Hills Comment
  RSA512062  Geranium rotundifolium Louis C. Wheeler 1967-7-30 10263 Los Angeles San Gabriel Mountains. Big Cienaga Trail Canyon. 1143 Comment
  UCR178169  Geranium rotundifolium LeRoy Gross 2000-9-9 272 Los Angeles Western Transverse Range; Santa Monica Mtns., Rustic Canyon 183 Comment
  SD237555  Gilia R. G. Swinney 2008-6-17 9047 Los Angeles San Gabriel Mountains: ridge west of Jackson Flats, 0.4 mile MW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 (Valyermo 7.5'Q) 2160 Comment
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Dec 7 2018
  SD186281  Gilia capitata A. C. Sanders, Mark A. Elvin 2003-4-16 26038 Los Angeles Newhall Ranch, ca. 0.4 north of Highway 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mile south of Commerce Center Dr. along Franklin Parkway. 305 Comment
  POM199558  Gilia capitata subsp. abrotanifolia I. W. Clokey, B. C. Templeton 1929-03 4476 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  UC1922362  Gilia capitata subsp. abrotanifolia Valerie Soza, Susan Caplow 2003-4-11 1627 Los Angeles Transverse Ranges; Verdugo Mountains region; Brand Park vicinity, head of Brand Canyon, alongside Brand Park Mtwy, north side of powerline tower. 640 Comment
  LA81932  Gilia capitata subsp. abrotanifolia O. H. Kappler; 1941-5-9 257 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope 182 Comment
  RSA71818  Gilia capitata subsp. abrotanifolia F. W. Peirson 1923-5-21 4705 Los Angeles South face of San Gabriel Mountains. Fish Canyon 792 Comment
  UCR194153  Gilia latiflora A. C. Sanders 2008-4-13 34878 Los Angeles Western Mojave Desert, Antelope Valley, northeastern Palmdale, Ave. 'O' at 90th St. East 786 Comment
  CAS-BOT-BC226313  Gilia latiflora subsp. davyi J. Mark Porter 1998-4-27 11829 Los Angeles Antelope Valley: 170th St. East, N. of Pearblossom Hwy. Comment
  POM145568  Gilia latiflora subsp. davyi L. R. Abrams 1927-4-30 11725 Los Angeles Head of Antelope Valley. Comment
  UCR280857  Gilia latiflora subsp. davyi R. G. Swinney 2014-4-23 16153 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  UCR68847  Gilia nevinii Steve Boyd, Orlando Mistretta, L. Arnseth, B. O'Brien, T. Hayduk 1990-4-6 4165 Los Angeles Channel Islands, San Clemente Island, head of Larkspur Canyon, E side of island, south of US Navy site called 'Jack 213 Comment
  SEINET10834122  Ginkgo biloba David B. Dunn 1939-10-18 Dunn UMO 46523 Los Angeles Cultivated tree, about 40 ft tall, growing in Westlake Park, Los Angeles, Calif. 213 Comment
  RSA601060  Glycyrrhiza lepidota Steve Boyd, Lauren Raz 1997-6-18 9999 Los Angeles Liebre Mountains region: Along Elizabeth Lake Road in Leona Valley (San Andreas Fault Rift zone), south of Ritter Ridge, 2.4 road miles west of intersection with Highland St. 877 Comment
  UC1128927  Glycyrrhiza lepidota H. S. Yates 1936-8-28 6352 Los Angeles 3 mi w Lancaster; Elizabeth Lake Quadrangle Comment
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Apr 10 2012
  RSA608881  Gnaphalium californicum L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: East side Little Tujunga. 548 Comment
  SEINET13387035 Image available Gnaphalium canescens R. G. Swinney 2011-1 15729 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream (Chilao Flat 7.5' Q.) (T3N R11W S34) 1536 Comment
  IRVC29643  Gnaphalium luteo-album A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26215 Los Angeles Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch Western San Gabriel Mtns. 351 Comment
  RSA729826  Gnaphalium palustre R. G. Swinney 1998-7-6 6278 Los Angeles San Gbriel Mtns.: 0.2 mi. up western tributary of Mescal Canyon, 2.3 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1585 Comment
  SBBG131703  Gnaphalium palustre S. A. Junak 1999-9-10 SCa 1081 Los Angeles just S of Bulrush Cyn Trail, in upper reaches of cyn drainage 438 Comment
  RSA330783  Gnaphalium palustre Wayne E. Sawyer 1981-7-18 99 Los Angeles San Gabriel Mtns., Angeles National Forest: CA Hwy 2 between Dawson Saddle and junction of CA Hwy 39, 1.8 mi. from Dawson Saddle 2287 Comment
  UCR126953  Gnaphalium stramineum L. C. Wheeler 1970-6-9 s.n. Los Angeles Coastal Plain, San Pedro, Harbor Blvd, at 4th Street 3 Comment
  RSA176502  Goodmania luteola Ralph Hoffmann 1930-4-28 s.n. Los Angeles Lancaster. Comment
  IRVC27658  Grindelia robusta Anstruther Davidson 1915-6-24 s.n. Los Angeles Near Santa Susanna Santa Susanna Mtns Comment
  RSA628871  Guillenia lasiophylla L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, 3/4 mile north of Big Rock Springs. 1159 Comment
  RSA9687  Guillenia lasiophylla L. C. Wheeler 1932-4-1 546 Los Angeles San Jose Hills at Pomona. 305 Comment
  CAS-BOT-BC302126  Gutierrezia sarothrae Peter H. Raven; Henry J. Thompson 1959-9-18 14450 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). University of California, West Los Angeles 152 Comment
  UC32181  Gutierrezia sarothrae J. H. Barber 1897-6-22 170 Los Angeles San Fernando Valley Comment
  CAS-BOT-BC308539  Hazardia detonsa Barbara Menzies 1966-10-1 s.n. Los Angeles San Clemente Island Comment
  SDSU2667  Hazardia squarrosa R. M. Beauchamp 1967-3-20 380 Los Angeles Above Abalone Point, south of Avalon; Santa Catalina Island. Comment
  CAS-BOT-BC306641  Helenium bigelovii Tim Ross 1990-8-17 3175 Los Angeles San Gabriel Mtns: S side of Prairie Fork, in the vicinity of Columbine Spring 2206 Comment
  SD255651  Helenium bigelovii R. G. Swinney 2010-9-9 13766 Los Angeles San Gabriel Mountains: Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Camgpround, along FS Rd 3N07.2/North Crystal Lake Road. (Crystal Lake 7.5'Q) Comment
  RSA0001264  Helenium bigelovii Joseph A. Ewan 1930-6-23 2655 Los Angeles Little Cienega below Crystal Lake 1463 Comment
  RSA0041743  Helenium bigelovii Timothy S. Ross 1990-8-17 3175 Los Angeles San Gabriel Mountains: S side of Prairie Fork, in the vicinity of Columbine Spring. 2183 Comment
  UCR108432  Helenium puberulum L. C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mtns., Water Canyon 579 Comment
  CAS-BOT-BC305425  Helianthus annuus Edgar A. Anderson 1943-8-22 s.n. Los Angeles Pasadena Comment
  UCR217344  Helianthus annuus David Charlton 2009-9-7 s.n. Los Angeles Western Mojave Desert, Piute Ponds, Edwards Air Force Base, along shores of Ducks Unlimited ponds in SW corner of area 698 Comment
  RSA0085069  Helianthus annuus L. C. Wheeler 1931-8-2 S 24 Los Angeles 2.5 miles NE of La Verne. 412 Comment
  SD30981  Helianthus annuus Edith A. Purer 1931-2-21 Los Angeles Palos Verdes Comment
  SFV7346  Helianthus gracilentus T. Gordon, M. H. Grayum 1975-3-21 862 Los Angeles Santa Monica Mountains Along Yerba Buena Road about 1 mile from junction with Mulholland Highway. 579 Comment
  CAS-BOT-BC305880  Helminthotheca echioides Joseph Andorfer Ewan 1932-6-24 7570 Los Angeles Arizona Ave., 4 miles W. of Hawthorne Comment
  RSA652839  Hemizonia fasciculata Roxanne Smith 1991-5-21 35 Los Angeles Hills 0.4 mile south-east of Golden Springs and Diamond Bar Blvd. Flat area. Comment
  RSA714800  Hemizonia fasciculata A. C. Sanders, Mark Elvin 2003-6-18 26937 Los Angeles Along crest road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch. 854 Comment
  CATA1626  Herniaria hirsuta var. cinerea Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-5-2 2899 Los Angeles Santa Catalina Island: Near Divide Road, east end 1.7 miles from Wrigley Memorial 332 Comment
  UCR238621  Herniaria hirsuta var. cinerea Anuja Parikh, Nathan Gale 2010-5-11 3150 Los Angeles Western Mojave Desert, Antelope Valley, 1.3 km south of Hwy 138, 0.2 km N of Ave. E, 0.4 km west of powerlines 786 Comment
  SFV21032  Hesperocyparis stephensonii L. Gross 2002-2-2 471 Los Angeles Verdugo Mountains North side of mountains. Shaved off peak with concrete foundation, just west of McGroarty Cross (near Pasko Park) off of Verdugo Crestline Drive, east of Woodward Ave. (grown back but shown on 1999 Thomas Guide). South of Sunland-Tujunga and north of Verdugo Crestline Drive. 625 Comment
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May 1 2015
  LA22797  Hesperoyucca whipplei Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UCR269949  Hesperoyucca whipplei R. G. Swinney 2010-6-1 13107 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  SEINET10873416  Heterocodon rariflorum Robert F. Thorne, C. W. Tilforth 1971-6-30 Thorne 40768 Los Angeles SAN GABRIEL MTS. S FORK OF LITTLE ROCK CR 0.3 MI BELOW ALDER SADDLE 5300 Comment
  CAS-BOT-BC143690  Heteromeles arbutifolia Mrs. C. E. Miller 1918-6-11 s.n. Los Angeles Santa Catalina Island Comment
  RSA724445  Heteromeles arbutifolia K. Dobry 1991-6-24 d- 760 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  UCR125256  Heteromeles arbutifolia A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25494 Los Angeles NE end of Santa Susana Mtns., canyon draining into Santa Clara River Valley from the south off 'Round Mtn.' (peak 1476), north of Potrero Canyon 305 Comment
  RSA0072417  Heteromeles arbutifolia Tim S. Ross, Annette Ross 1991-3-7 4132 Los Angeles Elephant Hill: western Pomona. 238 Comment
  CHSC92805  Heterotheca grandiflora John Dittes 2006-1-2 1305 Los Angeles Transverse Ranges; San Gabriel Mtns.; Big Tujunga Cyn; ca. 3.2 air-miles SW of Gold Cyn Saddle, 1.3 airmiles NE of intersection of Sunland Blvd and 210 Fwy, 1.1 air-mile NW of Verdugo Hills Highschool; near Oro Vista Ave where it crosses Big Tujunga Creek; edge of floodplain of Big Tujunga Creek. 393 Comment
  RSA0116754  Heterotheca grandiflora R. G. Swinney 2010-10-5 13964 Los Angeles San Gabriel Mountains; Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center. 463 Comment
  RSA0075643  Heterotheca grandiflora F. R. Fosberg 1931-1-7 7116 Los Angeles Mouth of little Santa Anita Canyon, Sierra Madre. 300 Comment
  CAS-BOT-BC310845  Heterotheca sessiliflora subsp. fastigiata Louis Wheeler 1932-9-11 1372 Los Angeles 2 mi. NE La Verne 373 Comment
  SBBG63105  Heterotheca sessiliflora subsp. fastigiata R. Hoffmann 1927-9-21 Los Angeles near Castaic Comment
  UCR189833  Heuchera R. G. Swinney 1998-7-14 6456 Los Angeles San Gabriel Mtns., north slope of Pine Mountain Ridge, from high point to Prairie Fork, c. 1 mi. SE of Cabin Flat 2165 Comment
  CAS-BOT-BC48166  Heuchera elegans Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3769 Los Angeles San Gabriel Mountains - Vicinity of Crystal Lake USGS 7.5' Quad. 1700 Comment
  RSA733166  Hieracium argutum var. parishii R. G. Swinney 1998-8-1 6620 Los Angeles San Gabriel Mtns.: Vincent Gulch, 2.5 mi. ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  LA200300  Hirschfeldia incana Jonathan Sauer; et. al. 1969-6-4 4585 Los Angeles SANTA MONICA MOUNTAINS, Rustic Canyon, lower, Pacific Palisades, edge of Annona orchard. Comment
  UCR147261  Holodiscus discolor Orlando Mistretta, Mike Hammitt 1991-6-21 s.n. Los Angeles Transverse Ranges; San Gabriel Mtns region, Slope near E tributary of Fern Canyon, USFS Road 2N66 756 Comment
  UC1971206  Holodiscus discolor var. microphyllus Scott D. White, Dave Bramlet 1998-8-11 7039 Los Angeles WEST OF MT. ISLIP: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mi closed section of Hwy. 39 from ca. 1.6 mi W of junction. Crystal Lake access rd. to junction Highway 2. CrystaL Lake USGS 7.5' quad. Comment
  RSA229051  Holodiscus microphyllus Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38908 Los Angeles San Gabriel Mountains, Angeles National Forest: Canyon above Angeles Crest Hwy. ca. 1 mile W of Vincent Gap, at one of headwaters of E fork Big Rock Creek N-face Mt. Baden-Powell. 2332 Comment
  RSA251484  Hordeum intercedens R. F. Thorne 1973-4-11 42792 Los Angeles San Clemente Island: plateau in Middle Ranch area at head of Middle Ranch Canyon. 427 Comment
  RSA782109  Hordeum marinum A. C. Sanders, Dan S. Cooper 2010-4-30 38156 Los Angeles Madrona Marsh, Torrance 24 Comment
  RSA187993  Hordeum murinum subsp. glaucum R. F. Thorne, P. Everett 1965-6-23 34965 Los Angeles Santa Catalina Island. Upper part of Middle Ranch Canyon. 305 Comment
  RSA594452  Hordeum murinum subsp. glaucum D. L. Banks 1996-3-25 863 Los Angeles Claremont; Oakwood Apartments; 580 S. Bucknell Avenue; W side of street across from the Apartment complex. On disturbed ground between the sidewalk and school playground. Comment
  RSA669630  Hordeum murinum subsp. glaucum LeRoy Gross 2002-4-13 526 Los Angeles At intersection of Stough Canyon Mountainway and Verdugo Mountainway, along main crest. 579 Comment
  UCR189741  Hordeum vulgare R. G. Swinney 1998-7-10 6384 Los Angeles San Gabriel Mtns., SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2 2250 Comment
  RSA451566  Horkelia cuneata subsp. puberula A. Menke 1955-3-26 s.n. Los Angeles Point Dume. Comment
  CAS-BOT-BC532280  Horkelia cuneata var. puberula I. M. Johnston 1918-5-1 1892 Los Angeles Southern California, San Antonio Canon Wash between Upland and Claremont 365 Comment
  LA207975  Horkelia parryi A. M. Johnson; 1933-5-20 4289 Los Angeles Asuza flats Comment
  UC57421  Hulsea vestita subsp. gabrielensis J. H. Barber 1897-7-11 261 Los Angeles Mt. Gleason Summit Comment
  RSA453768  Hydrocotyle umbellata L. C. Wheeler 1933-7-14 1934 Los Angeles Lexington Wash near El Monte. Comment
  RSA453775  Hydrocotyle verticillata Theodore Payne 1918-08 3262 Los Angeles Santa Monica Mts. Comment
  UCR271841  Hypericum scouleri R. G. Swinney 2011-6-23 15279 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  RSA527606  Hypochaeris glabra Steve Boyd, L. Arnseth 1990-4-8 4433 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA279093  Isocoma menziesii R. F. Thorne, D. Propst, Mark Hoefs 1974-9-12 45108 Los Angeles Santa Catalina Island. Cottonwood Canyon below Rancho Escondido. 107 Comment
  POM359492  Isocoma menziesii var. decumbens F. R. Fosberg 1931-7-15 S 5421 Los Angeles Isthmus, Santa Catalina Island. 20 Comment
  JEPS26186  Isocoma menziesii var. vernonioides Peter H. Raven and Henry J. Thompson 1959-10-4 14554 Los Angeles at Santa Monica Canyon Coast Highway; Santa Monica Mountains 15 Comment
  CHSC14151  Isomeris arborea L. M. Mayer; I. J. Mayer 1974-4-10 154 Los Angeles On n side of Bouquet Canyon Rd. ca. 1 1/2 mi ne of its intersection with Vasquez Canyon Rd. Comment
  JEPS42711  Isomeris arborea W. L. Jepson 1927-4-23 11901 Los Angeles Santa Susanna Pass 488 Comment
  UC420670  Isomeris arborea R. L. Pendleton 1902-7-2 1350 Los Angeles road e Avalon; Santa Catalina Island 9 Comment
  RSA755712  Ivesia santolinoides R. G. Swinney 2008-7-3 9161 Los Angeles Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp. 2329 Comment
  SEINET12323656  Jacaranda mimosifolia E. Mason, Mason, R. E. 1944-1 s.n. Los Angeles near Los Angeles Comment
  JEPS30652  Jaumea carnosa Peter H. Raven and Henry J. Thompson 1959-9-6 14363 Los Angeles salt marsh at mouth Malibu Creek; Santa Monica Mountains 1 Comment
  SBBG127984  Jaumea carnosa M. L. Hoefs, S. A. Junak, K. Kirkland 1996-7-10 2747 Los Angeles Catalina Harbor at the Isthmus 3 Comment
  SFV20027  Jaumea carnosa A. Dittmer, S. Dark 2004-10-1 69 Los Angeles Ballona Wetlands. West side of wetlands on the north side of Jefferson Ave. close to road. Comment
  RSA771949  Jepsonia malvifolia R. F. Thorne 1968-2-24 37918 Los Angeles Santa Catalina Island. Blue Cavern Point. Comment
  CAS-BOT-BC426241  Jepsonia parryi D. E. Breedlove 1961-9-23 1264 Los Angeles Fourth of July Cove, Santa Catalina Island 21 Comment
  CAS-BOT-BC101905  Juglans californica Louis C. Wheeler 1931-11-11 351 Los Angeles N side Santa Monica Mts. opp. Franklin Canyon 365 Comment
  IRVC27334  Juglans californica A. C. Sanders, Mark Elvin 2003-8-7 27165 Los Angeles Newhall Ranch, Santa Clara River bottom east of Del Valle NE end of Santa Susana Mtns. 282 Comment
  RSA787251  Juglans californica A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37167 Los Angeles Pomona, between Mt. San Antonio College and Cal Poly Pomona on Temple Ave., at crest of pass 245 Comment
  POM280163  Juglans californica var. californica Lyman Benson 1933-4-2 4300 Los Angeles US 99 Saugus Rd Junction. 152 Comment
  SFV4822  Juglans californica var. californica F. L. McPherson 1959-5-2 s. n. Los Angeles Santa Susana Mountains Oat Mountain. South side of mountain above summit. About 200 yards north of the telephone relay station. Comment
  UC1584730  Juglans regia Tim Ross and Annette Ross 1991-6-3 5542 Los Angeles rocky outcrop on steep southerly slope west Pomona, Elephant Hill 286 Comment
  CHSC57539  Juncus Mary MacArthur 1967-6-24 115 Los Angeles 0.7 mi. from turn-off on Angeles Crest Hwy. to lower Chilao keeping always to right--left side of road by intermittent stream bed, Angeles National Forest, San Gabriel Mts. 1584 Comment
  UCR95414  Juncus acutus subsp. leopoldii Steve Boyd, Valerie Soza, V. Jotikasthira, Lauren Raz 1996-7-11 8920 Los Angeles Liebre Mountains, Castaic Creek, upstream from Fish Canyon 549 Comment
  RSA732913  Juncus balticus subsp. ater R. G. Swinney 1997-6-19 5620 Los Angeles San Gabriel Mtns.: Jackson Lake, west of Wrightwood. 1872 Comment
  RSA368153  Juncus bufonius Stone 1936-3-22 s.n. Los Angeles South Gate. Comment
  RSA368347  Juncus bufonius var. occidentalis B. C. Templeton 1932-8-25 5087 Los Angeles Camp Cienega, Big Pines Park, San Gabriel Mountains. 2072 Comment
  UCD169324  Juncus covillei R. G. Swinney 1998-9-4 6907 Los Angeles San Gabriel Mtns, Vincent Gap, off trail c. 350 m SE of parking area at spring near canyon bottom. 1988 Comment
  SD62216  Juncus duranii Victor Duran 1933-7-22 3527 Los Angeles Edge of stream, Buckhorn, San Gabriel Mountains. 1981 Comment
  UCR223496  Juncus effusus R. G. Swinney 2009-6-2 11001 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  LA210415  Juncus patens K. Opitz; 1941-5-24 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  UCR240002  Juncus rugulosus R. G. Swinney 2009-11-9 11586 Los Angeles Transverse Range; San Gabriel Mountains, confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  JEPS63810  Juncus textilis Samuel B. Parish Jun 1887 1937 Los Angeles San Fernando Misson Comment
  POM1594  Juncus torreyi I. M. Johnston 1918-8-20 2123 Los Angeles Near Colton. 274 Comment
  UCR259228  Juniperus californica Mitch Provance, Callen Huff 2009-4-29 10691 Los Angeles Tehachapi Mountains, Tejon Ranch, south of Lebec, lower slopes above Interstate 5, about 0.7 miles east of Gorman; site PO1088/1090 1230 Comment
  RSA649980  Keckiella cordifolia Al Dugger 1948-5-16 18 Los Angeles at the side of Baseline road Claremont. 4 mi. N.E. of Pomona. 915 Comment
  SBBG31077  Keckiella cordifolia R. F. Thorne with D. Propst 1968-5-27 37632 Los Angeles Middle Ranch Cyn Comment
  SEINET12269346  Keckiella ternata M. T. Doutt 1931-1 639 Los Angeles Sierra Madre Mts., trail between Mt. Lowe & Mt. Wilson Comment
  RSA293287  Keckiella ternata subsp. septentrionalis D. C. Michener 1980-6-30 3694 Los Angeles Transverse Ranges [Sierra Pelona]; 3.2 miles northwest of jct of Bouquet Canyon rd on road to Green Valley. 1000 Comment
  CAS-BOT-BC176824  Kochia californica Roxana S. Ferris 1918-6-12 914 Los Angeles By roadside, Lancaster Comment
  RSA719733  Koeleria macrantha R. G. Swinney 1996-8-7 5215 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half of Brown's Flat 1317 Comment
  SEINET190477 Image available Koeleria macrantha V. Duran 1933-7-9 3505 Los Angeles Horse Flats San Gabriel Mts 1676 Comment
  SFV18081  Krascheninnikovia lanata M. D. Meyer, M. Alvord, M. Blain 1993-5-1 20 Los Angeles Mojave Desert 0.9 miles from Black Buttes Road and Largo Vista Road, near Three Sisters. 1100 Comment
  SBBG108934  Laennecia coulteri S. A. Junak 1996-9-28 SCl 670 Los Angeles W side of San Clemente Ridge Rd, 1.3 mi N of intersection with rd to Eel Pt 243 Comment
  UCR127376  Lagophylla ramosissima A. C. Sanders, M. S. Enright 2002-8-7 25561 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, low hills in central Potrero Canyon, just SE of main oil facility, south of road and north of powerlines 366 Comment
  RSA697055  Lagophylla ramosissima subsp. ramosissima LeRoy Gross, P. Morton 2004-6-9 1365 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1642 Comment
  POM352651  Lamarckia aurea E. S. Spalding 1926-8-13 15045 Los Angeles Monrovia Canyon [San Gabriel Mountains] Comment
  UC407311  Lamarckia aurea LeRoy Abrams 1903-4-9 3244 Los Angeles Inglewood Comment
  RSA624577  Lamium amplexicaule Louis C. Wheeler 1973-4-9 s.n. Los Angeles Millard Canyon, approximate forest service boundary. Comment
  RSA776321  Larrea tridentata R. G. Swinney 2009-4-29 10610 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  HSC5148  Lasthenia californica C. S. Apperson 1967-6-3 Los Angeles 6 mi. E of Hwy. 99 on Ave. D Comment
  POM361488  Lasthenia californica M. B. Dunkle 1932-5-28 2967 Los Angeles White's Landing, Santa Catalina Island. Comment
  POM277131  Lasthenia californica E. S. Steele, H. S. Pratt 1935-3-8 9279 Los Angeles Pico, Beverly Blvd [Los Angeles]. Comment
  POM5998  Lasthenia coronaria C. F. Baker 1904-4-30 4159 Los Angeles Claremont. 365 Comment
  POM361554  Lasthenia coronaria L. C. Wheeler 1934-3-27 2511 Los Angeles Claremont 373 Comment
  UCR187234  Lasthenia gracilis A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32209 Los Angeles Tehachapi Mtns. Foothills, hills immediately NW of Quail Lake, vicinity of Benchmark 3562/Quail 1098 Comment
  POM12311  Lasthenia gracilis F. L. Robinson 54 Los Angeles Claremont Comment
  POM361599  Lasthenia gracilis Samuel R. Tyson 1943-4-22 s.n. Los Angeles Big Dalton Canyon. 396 Comment
  UCD133830  Lasthenia gracilis M. Vincent 1963-5-7 349 Los Angeles Santa Susana Valley, 3 miles west of Simi, beside the railroad tracks. 292 Comment
  RSA0115472  Lasthenia microglossa A. C. Sanders 2008-4-18 34964 Los Angeles Transverse Range/Mojave Desert: Cow Spring Canyon, west side of canyon toward mouth. 1004 Comment
  SD252331  Lathyrus vestitus Steven A. Junak 2000-4-15 Sca 1195 Los Angeles Santa Catalina Island: Upper Avalon Canyon, along E Summit Road, ca. 0.1 mile inland from gate at Wrigley Memorial. 305 Comment
  RSA405706  Lathyrus vestitus subsp. laetiflorus M. B. Dunkle 1936-3-28 4710 Los Angeles Santa Catalina Island, Silverado Canyon. Comment
  UC56409  Lathyrus vestitus subsp. laevicarpus Ernest Braunton Feb 1903 821 Los Angeles Griffith Park Comment
  RSA674718  Lathyrus vestitus subsp. vestitus Scott D. White, P. De Vries 2000-5-18 7906 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
  UCSB43445  Lathyrus vestitus var. alefeldii Morales, M. 1982-4-17 Los Angeles West of Wrigley Memorial Garden on Memorial Road, 0.25 miles from its junction with Avalon Canyon Road, Santa Catalina Island 167 Comment
  UC864593  Lathyrus vestitus var. vestitus Marcus E. Jones, A. M. 1882-5-2 2688 Los Angeles Pasadena Comment
  CDA27150  Lathyrus vestitus var. vestitus T. C. Fuller 1965-4-26 13371 Los Angeles Old Topanga Canyon Road, 0.2 miles north of Highway 27, Topanga. 0 Comment
  LA211277  Lavatera cretica Arthur C. Gibson; 2004-4-25 5219 Los Angeles SANTA MONICA MOUNTAINS, Solstice Canyon Park, along hiking trail through of lower Solstice Canyon. Comment
  UC913066  Layia glandulosa David D. Keck 1935-3-18 3021 Los Angeles 2 mi e El Monte; San Gabriel River 91 Comment
  UCR269975  Layia glandulosa R. G. Swinney 2010-5-19 12776 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
  PASA2313  Layia glandulosa Frank W. Peirson 1925-4-23 Los Angeles San Gabriel River 396 Comment
  RSA0077564  Layia heterotricha Anstruther Davidson, Hasse 1906-6-2 1468 Los Angeles Big Rock Creek. Comment
  UC520383  Lemna gibba Louis C. Wheeler 1932-8-28 1301 Los Angeles San Jose Hills, Puddingstone Dam Puddingstone Dam; San Jose Hills, Puddingstone Dam 274 Comment
  LA82027  Lepechinia fragrans Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SEINET7844098  Lepechinia fragrans James Henrickson, Barry Prigge 18843 Los Angeles Santa Monica Mountains: ca. 5 mi S of Hwy 101 off Topanga Canyon Rd. Comment
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Oct 1 2019
  SBBG70798  Lepidium dictyotum M. N. Ackley -Feb-1928 137 Los Angeles Linwood 24 Comment
  RSA597815  Lepidium didymum L. C. Wheeler 1969-4-19 s.n. Los Angeles San Gabriel Mts; Placerita Canyon. 579 Comment
  SBBG126068  Lepidium draba D. Charlton 2010-7-21 Los Angeles SW of Piute Ponds and adjacent to Shuttle Rd and District 14 waste water outlet, W side of Shuttle Rd at curve; Edwards Air Force Base 698 Comment
  UCD115627  Lepidium fremontii Steve Boyd 1986-3-31 1566 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  UCSB2385  Lepidium fremontii Ralph, F. 1960-4-1 Los Angeles N. side of Calif. Hwy. 138; 9.0 miles E. of its jct. with the road to Valyermo & Big Pines; E. of Pear Blossom; 0.6 miles W. of jct. with road to Victorville; Mojave Desert Comment
  SD90588  Lepidium lasiocarpum subsp. lasiocarpum Robert F. Thorne 1973-4-12 42918 Los Angeles San Clemente Island; Horse Cove, south end of island. 4 Comment
  UCR106320  Lepidium latifolium L. C. Wheeler 1976-8-4 s.n. Los Angeles Coastal Plains & Basins; Los Angeles Basin region, Los Angeles river: east of the levee at Long Beach Blvd, Long Beach 5 Comment
  UCR184351  Lepidium nitidum A. C. Sanders 2007-4-19 33460 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  SFV9383  Lepidium oblongum M. L. Vincent, L. Swade 1964-4-2 487 Los Angeles San Gabriel Mountains Valyermo Road, about 1 mile north of Pallett Road. 1080 Comment
  UC212643  Lepidium perfoliatum Marjorie Shaw, Edna Spaulding, and Mrs. C. L. Walton Apr 6 1917-Apr 8 1917 988 Los Angeles Antelope Valley Mojave Desert Comment
  UCR75297  Lepidium pinnatifidum Scott D. White 1992-10-9 946 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, base of mtns., just north of Pacific Coast Hwy, extending as far E as Malibu Creek. Bounded by the Civic Center Road; terminates on the W in vicinity of Malibu School 30 Comment
  SBBG131927  Lepidium strictum S. A. Junak 2000-5-19 SCa 1308 Los Angeles rd on SE side of Echo Lake 390 Comment
  UC1126715  Lepidium virginicum Louis C. Wheeler 1936-6-26 365 Los Angeles Tanbark Flats Pomona Angeles Quad., San Dimas Experimental Forest 792 Comment
  RSA747465  Lepidium virginicum var. pubescens R. G. Swinney 2008-4-4 8612 Los Angeles lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  CAS-BOT-BC328058  Lepidospartum squamatum J. Ewan 1931-10-24 5272 Los Angeles 1 mile above Malibu Lake. Santa Monica Mts. Comment
  RSA607922  Lepidospartum squamatum L. C. Wheeler 1961-6-13 7874 Los Angeles Pacoima Canyon near Dutch Louie Camp 716 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
  RSA604514  Leptochloa fusca subsp. uninervia Sara L. Crockett 1997-2-1 559 Los Angeles Santa Catalina Island, 0.3 mile NE of Wrigley Botanical Garden, toward Avalon on Avalon Canyon Road (E side), on N side of L. A. County Interpretive Center. 91 Comment
  UCR200218  Leptodactylon californicum Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 894 Los Angeles Verdugo Mountains, Verdugo Mountains, northwest side: Northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland 457 Comment
  UC30200  Leptodactylon californicum W. H. Brewer Feb. 1861 201 Los Angeles San Fernando Plain Comment
  UCR273590  Leptosiphon breviculus R. G. Swinney 2011-6-22 15236 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 1790 Comment
  POM364636  Leptosiphon liniflorus Geo L. Moxley 1913-7-26 3099 Los Angeles Near Newhall. Comment
  LA81938  Leptosiphon parviflorus O. H. Kappler; 1940-5-19 16 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA468563  Leptosiphon parviflorus L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA0119006  Leptosyne calliopsidea A. C. Sanders 2007-4-13 33402 Los Angeles Tehachapi Mtns. Foothills: southeast of National Cement Plant, along creek just below Kern Co. line. 1006 Comment
  SD46753  Leptosyne douglasii P. C. Everett, E. K. Balls 1956-5-9 21569 Los Angeles 5.2 miles north of Los Angeles-Kern County line along Highway 6 730 Comment
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Feb 12 2016
  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
  SBBG8555  Lessingia glandulifera var. glandulifera H. and M. Dearing 1937-10-15 2496 Los Angeles near Palmdale in Mint Cyn Comment
  UC75201  Lessingia glandulifera var. glandulifera C. F. Baker 1903-8-1 3444 Los Angeles Claremont Comment
  RSA377136  Lilium humboldtii subsp. ocellatum John P. Hill 1932-6-18 s.n. Los Angeles Verdugo Woodlands. Comment
  UCR190053  Lilium parryi R. G. Swinney 1998-10-3 7005 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1/2 mile east (upstream) from Upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge 1991 Comment
  UC1043491  Lilium parvum E. K. Balls 1954-8-11 19764 Los Angeles Rancho Santa Botanic Garden Comment
  CAS-BOT-BC520321  Limosella acaulis R. G. Swinney 2010-9-13 13803 Los Angeles San Gabriel Mountains, Crystal Lake, within 100 m of shoreline 1690 Comment
  UCR258516  Limosella acaulis R. G. Swinney 2010-9-13 13803 Los Angeles San Gabriel Mountains, Crystal Lake, within 100 m of shoreline 1691 Comment
  UCR204430  Linanthus androsaceus R. G. Swinney 2003-5-12 8196 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Wilderness Park, c. 0.25 mi. S of Big Dalton Cyn. Rd. in upper 'Dunn Canyon' drainage, 0.25 mi. NW of Big Cienega Spring, S of Coulter Pine Trail 518 Comment
  RSA469958  Linanthus aureus Anstruther Davidson 1890-06 s.n. Los Angeles Los Angeles. Comment
  POM364615A  Linanthus bigelovii L. C. Wheeler 1932-4-9 577 a Los Angeles Kings Canyon near Elizabeth Lake. 1037 Comment
  HSC17060  Linanthus californicus G. E. Anderson 1966-4-4 22 Los Angeles 2 mi. N of Topanga S side on Hwy. 27 Comment
  RSA0112023  Linanthus californicus Richard G. Swinney 2011-5-16 14724 Los Angeles San Gabriel Mountains: Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 degrees SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  RSA482002  Linanthus californicus Richard Noyes 1988-5-12 563 Los Angeles San Gabriel Mountains: San Antonio Canyon. One mile north of intersection of Mt. Baldy Road and Mountain Avenue 854 Comment
  SEINET7042272  Linanthus ciliatus A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  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
  UC23716  Linanthus concinnus H. M. Hall Jun 3 1900-Jun 6 1900 Los Angeles Swartout Canyon San Antonio Mountains 1889 Comment
  SBBG112774  Linanthus dianthiflorus S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-4 SCa 529 Los Angeles Little Ripper's Cyn, just inland from beach 51 Comment
  RSA3112  Linanthus dianthiflorus C. B. Wolf 1932-3-4 s.n. Los Angeles Thompson Creek: S base of San Gabriel Mountains, 3-4 mi. N of Claremont. 457 Comment
  RSA592362  Linanthus dianthiflorus subsp. dianthiflorus Mark Hoefs 1974-3-28 413 Los Angeles Santa Catalina Island, ridge above and north of Upper Bulrush Canyon. 335 Comment
  UC908289  Linanthus dichotomus Herbert L. Mason 1930-4-20 5594 Los Angeles s of Lancaster; Mohave Desert, Rock Creek Region Comment
  POM277117  Linanthus dichotomus subsp. dichotomus E. S. Steele, G. F. Pratt 1934-3-21 7016 Los Angeles Northwest of Lancaster, Mojave Desert. Comment
  RSA0068962  Linanthus dichotomus subsp. pattersonii T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4960 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  RSA599548  Linanthus parryae Steve Boyd, Lauren Raz 1997-4-16 9530 Los Angeles Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01. 960 Comment
  SBBG126917  Linanthus parryae A. Parikh, N. Gale 2010-6-2 3248 Los Angeles 3.9 km W of St Hwy 14, 2.1 km SW of California Aqueduct, under power lines; Sierra Pelona, Liebre Mtns 1130 Comment
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Jul 7 2015
  POM364695  Linanthus parryae B. C. Templeton 1930-4-8 1038 Los Angeles Mojave Desert, W of Lancaster. 400 Comment
  SEINET3163729  Linanthus parviflorus G. B. Grant 1904-5-5 694 a/6185 Los Angeles at Arroyo Seco Canyon, San Gabriel Mts., southern California 610 Comment
  UC23763  Linanthus parviflorus J. Burtt Davy May 9 1896-May 24 1896 2483 Los Angeles Manzana Antelope Valley Comment
  CAS-BOT-BC432213  Lithophragma bolanderi Steve Boyd; Lauren Raz 1997-5-20 9794 Los Angeles Liebre Mountains Region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads. 1548 Comment
  RSA574337  Lithophragma bolanderi R. G. Swinney 1994-5-7 2839 Los Angeles Glendora Wilderness Park, jct of Lower Monroe Mtwy & Mystic Canyon Trail. 609 Comment
  UCR124420  Lithophragma tenellum B. C. Templeton 1932-5-31 4878 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA729705  Lobelia dunnii var. serrata R. G. Swinney 1998-7-28 6511 Los Angeles Cat Canyon, a western tributary of San Antonio Canyon, south of Sunset Peak. 1024 Comment
  SD260195  Lobelia dunnii var. serrata R. G. Swinney 2009-8-6 11531 Los Angeles Transverse Range: San Gabriel Mountains: San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom. 1073 Comment
  UCR190882  Lobelia dunnii var. serrata R. G. Swinney 1998-8-6 6722 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, granite cliff on east side c. 100 m below Fish Fork 1037 Comment
  SFV1496  Lobularia maritima K. A. Wilson 1961-2-18 860 Los Angeles Santa Monica Mountains 2 miles west of Seminole Hot Springs. Abandoned, overgrown house lot. Comment
  UCR126604  Lobularia maritima A. C. Sanders, Mark Elvin 2003-8-7 27177 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  RSA682511  Loeflingia squarrosa Scott D. White, Michael Honer 2003-5-7 9195 Los Angeles Santa Clarita Area: South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway. 335 Comment
  UCR222756  Loeseliastrum matthewsii R. G. Swinney 2009-4-29 10561 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  SBBG13248  Logfia filaginoides M. A. Piehl 1962-6-9 62370 Los Angeles Thirst 597 Comment
  SBBG42235  Logfia filaginoides M. B. Dunkle 1939-4-6 7317 Los Angeles Mosquito Ridge Comment
  SD197680  Logfia filaginoides R. G. Swinney 2008-3-26 8564 Los Angeles San Gabriel Mountains: San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Canyon. 353 Comment
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Apr 29 2011
  UC1518753  Logfia filaginoides Robert F. Thorne 1973-2-12 42474 Los Angeles at cove n Marine Science Station; Santa Catalina Island, Fisherman's Cove 45 Comment
  SBBG117136  Logfia gallica S. A. Junak with R. N. Philbrick 2001-5-18 SCa 1535 Los Angeles Cottonwood Cyn, just S of Cottonwood-Blackjack Rd, ca. 2.6 mi inland from mouth of cyn 256 Comment
  RSA588901  Lolium perenne subsp. multiflorum Timothy S. Ross, Steve Boyd 1990-5-15 2540 Los Angeles Yerba Buena Ridge, Tujunga Ranger District, Angeles National Forest; ridgeline between Boulder Canyon drainage (on NW) and Big Tujunga Canyon (on NE). 1012 Comment
  RSA653619  Lolium perenne subsp. multiflorum Monica Acosta 1998-5-26 24 Los Angeles Parking lot J at California State Polytechnic University(Cal Poly Pomona) 226 Comment
  UCR190901  Lomatium dissectum R. G. Swinney 1998-7-2 6238 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  POM12648  Lomatium dissectum var. multifidum P. A. Munz 1921-6-17 4621 Los Angeles Swartout Valley: Sawmill 2073 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
  POM243772  Lonicera hispidula var. vacillans F. R. Fosberg 1931-5-5 S- 4772 Los Angeles Santa Catalina Island; Bullrush Canyon 160 Comment
  RSA636110  Lonicera hispidula var. vacillans R. F. Thorne, D. Propst 1974-9-12 45099 Los Angeles Santa Catalina Island: Middle Ranch Canyon, along stream below Thompson Reservoir. 198 Comment
  UC1080442  Lonicera interrupta E. K. Balls 1957-6-27 22654 Los Angeles Botanic Garden Claremont 396 Comment
  RSA670036  Lonicera subspicata Joseph M. Keefe 2001-1-19 30920 Los Angeles 15 meters north of begninging of the Eagle Rock Park path along east side of Sholl Canyon Road opposite of driveway to 7685 Sholl Canyon Road, 100 meters north of Figueroa Street, Eagle Rock 90041. 284 Comment
  RSA126719  Lonicera subspicata var. denudata P. H. Raven 1958-10-11 13758 Los Angeles Saddle Peak, Santa Monica Mountains. 823 Comment
  RSA158239  Lonicera subspicata var. denudata David P. Gregory 1961-8-10 480 Los Angeles Growing near an apple orchard in the bottom of the canyon below springs. Coldwater Canyon, sw. of Mt. San Antonio. San Gabriel Mountains. Comment
  UCR212757  Lonicera subspicata var. denudata Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1822 Los Angeles Transverse Range; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel R. main stem across from Morris Dam, between San Gabriel Canyon Road (Hwy 39) and Silver Fish Truck Trail 402 Comment
  RSA406756  Lotus argophyllus subsp. ornithopus Albert J. Perkins 1919-4-20 s.n. Los Angeles Catalina Island, road to summit. Comment
  RSA589230  Lotus argophyllus var. argophyllus T. S. Ross 1990-6-8 2917 Los Angeles Upper Big Tujunga Canyon: ridge and slopes descending +/-ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  UC1129242  Lotus argophyllus var. argophyllus Jerome S. Horton 1938-6-9 503 Los Angeles Upper East Fork San Dimas Canyon San Dimas Experimental Forest, Cucamonga Quad. 1615 Comment
  RSA600067  Lotus crassifolius var. crassifolius Steve Boyd, Lauren Raz 1997-5-20 9822 Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1676 Comment
  UC534830  Lotus crassifolius var. crassifolius Victor Duran 1933-7-8 3504 Los Angeles Horse Flats San Gabriel Mts. 1676 Comment
  RSA678697  Lotus dendroideus var. traskiae Mark Elvin, Orlando Mistretta 1996-3-24 124 Los Angeles San Clemente Island. Eagle Canyon 457 Comment
  RSA0020991  Lotus heermannii var. heermannii Orlando Mistretta, Christine Mistretta 2011-7-5 5897 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1254 Comment
  RSA709751  Lotus humistratus A. C. Sanders 2005-4-13 29449 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  RSA0103919  Lotus nevadensis R. G. Swinney 2011-10-10 15760 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  UCR189727  Lotus oblongifolius R. G. Swinney 1998-7-21 6478 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 miles SW of Fish Fork Trail and Pine Mtn. Ridge 2085 Comment
  UCR270820  Lotus oblongifolius R. G. Swinney 2010-9-9 13785 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA0088077  Lotus procumbens R. G. Swinney 2010-5-19 12797 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  UCR125967  Lotus purshianus A. C. Sanders, Mark Elvin 2002-6-19 25158 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
  RSA654446  Lotus purshianus var. purshianus Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 975 Los Angeles Verdugo Mountains, southwest side: North of Chandler Fire Road (Verdugo Mtwy), N of ''La Tuna'', above Chandler and Fisher canyons, S of La Tuna Canyon. 487 Comment
  UC56571  Lotus purshianus var. purshianus Ernest Braunton 1902-6-1 396 Los Angeles Elysian Hills Comment
  SEINET3860266  Lotus salsuginosus R. G. Swinney 2009-4-21 10417 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mile north (upstream) of Puente Largo bridge.; 0 192 Comment
  UC1537090  Lotus salsuginosus Gordon H. True Jr. 1935-5-16 292 Los Angeles Bouquet Canyon, near mouth of canyon Bouquet Canyon 457 Comment
  UC864944  Lotus salsuginosus I. W. Clokey and B. C. Templeton 1930-4-8 4644 Los Angeles San Francisquito Canyon 800 Comment
  UCR153559  Lotus salsuginosus A. C. Sanders 2005-5-11 30189 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  CDA12033  Lotus scoparius A. Overturf 1989-12-28 s.n. Los Angeles Angeles National Forest; Eaton Canyon, immediately to the S below Mt. Wilson. Comment
  RSA495075  Lotus scoparius A. C. Sanders 1988-5-18 7838 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and E of Vista Del Mar Blvd. Comment
  RSA498653  Lotus scoparius William Greenberg 1939-7-24 s.n. Los Angeles Santa Monica Canyon. Comment
  RSA652436  Lotus scoparius Gene Cooper 1961-4-30 s.n. Los Angeles Near foothill Blvd, Glendora Comment
  IRVC26349  Lotus strigosus A. C. Sanders, Andy Thompson 2003-4-15 26014 Los Angeles Newhall Ranch, disturbed alluvial flat ca. 500 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 351 Comment
  IRVC26368  Lotus strigosus A. C. Sanders, Mark A. Elvin, et al. 2003-4-16 26057 Los Angeles Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park NE end of Santa Susana Mtns. 366 Comment
  LA52438  Lotus strigosus Louis C. Wheeler; 1932-3-23 520 Los Angeles Santa Monica Mountains, Westwood, near UCLA campus 121 Comment
  RSA0116455  Lotus strigosus R. G. Swinney 2011-4-1 14308 Los Angeles San Gabriel Mountains/SW Mojave Desert; WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UCR213242  Lotus strigosus Dan S. Cooper 2010-3-29 20100312- 19 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR276884  Lotus strigosus R. G. Swinney 2011-6-7 15085 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
  RSA498712  Lotus strigosus var. strigosus Helen M. Oster 1924-4-30 s.n. Los Angeles Foothills N. of Vermont Ave. Comment
  UC864919  Lotus wrangelianus Louis C. Wheeler 1932-4-30 673 Los Angeles near U.C.L.A. Campus; West Los Angeles 137 Comment
  RSA764407  Ludwigia repens Justin M. Wood 2009-8-18 1260 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  POM305672  Lupinus Henry J. Ramsey 1939-4-18 994 Los Angeles Antelope Valley. [Los Angeles or Kern County] Comment
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Nov 26 2016
  RSA728785  Lupinus Gary D. Wallace 1979-4-19 1678 Los Angeles Mojave Desert, W of Palmdale, N of Elizabeth Lake near north end of Munz Ranch Road. Comment
  RSA755904  Lupinus R. G. Swinney 2008-7-24 9294 Los Angeles Waterman Mountain 2412 Comment
  SEINET2063042 Image available Lupinus J. Harry Lehr 1971-4-12 323 Los Angeles North side of Rte. 138, 7.1 mi east of Pearblossom, foothills, San Gabriel Mts. 1219 Comment
  UCR170625  Lupinus Alex R. Van Dam 2004-4-25 043 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive near abandoned Nike Missile Base 518 Comment
  OBI28052  Lupinus David J. Keil, Dirk R. Walters 1977-4-30 12285 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
  SEINET10488422  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6450 x self. Plant 3 Comment
  SEINET10488427  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6450 x 8292(1) Comment
  SEINET2062551 Image available Lupinus albifrons var. eminens Norman C. Cooper 1945-5-1 2176 Los Angeles Tapia Park area, Santa Monica Mts. 304 Comment
  HSC14795  Lupinus bicolor C. S. Apperson 1967-6-11 Los Angeles 4 mi. up Haskell Cyn. Rd off of Bouquet Cyn. Rd. Comment
  JEPS65003  Lupinus bicolor Frank W. Peirson 1918-5-26 91 Los Angeles Henninger Flats San Gabriel Mts., Henninger Flats 868 Comment
  PASA809  Lupinus bicolor Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  UCR125903  Lupinus bicolor A. C. Sanders, Mark Elvin, Julie M. Vanderwier, M. S. Enright 2002-6-26 25303 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, south of Santa Clara River on mesa 366 Comment
  RSA276038  Lupinus bicolor Jack Delaini 1974-4-30 144 Los Angeles Los Angeles County 808 Comment
  RSA652478  Lupinus bicolor subsp. marginatus Charles D. Dunn s.n. Los Angeles W. Quartz Hill Comment
  POM350023  Lupinus bicolor subsp. microphyllus F. R. Fosberg 1931-4-5 4637 Los Angeles Eagles nest, Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  POM350031  Lupinus bicolor subsp. microphyllus N. C. Cooper 1945-5-1 2179 Los Angeles Santa Monica Mountains 762 Comment
  RSA600428  Lupinus bicolor subsp. microphyllus L. C. Wheeler 1933-4-27 1660 Los Angeles San Pedro Hills: NW base. 38 Comment
  SEINET10484879  Lupinus bicolor subsp. microphyllus David B. Dunn 1955-5-6 Dunn 11851 Los Angeles In stoddard canyon below the fork in road in san antonio canyon. Ca 1.25 years After the fire with through stripping the chaparral out. A few of the sicamores Had a narrow strip of cambium survive on the down canyon side. Live oaks Resprouting from many branches. Shrubs stump sprouting and an abundance of Herbaceous species Comment
  RSA251423  Lupinus bicolor subsp. umbellatus Robert F. Thorne 1966-4-17 36099 Los Angeles San Clemente Island: mesa just NW of Thirst. 549 Comment
  RSA442332  Lupinus chamissonis Robert M. Perkins 1935-3-31 14 Los Angeles Playa del Rey. Comment
  RSA406961  Lupinus concinnus F. R. Fosberg 1931-3-27 4413 Los Angeles Santa Catalina Island. Hamilton Canyon, near Avalon. 120 Comment
  SBBG113093  Lupinus concinnus S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 362 Los Angeles Cape Cyn, along rd to Cape Cyn Reservoir, just SE of pump house at crk 304 Comment
  CAS-BOT-BC205148  Lupinus elatus Robert F. Thorne; J. Dourley 1967-10-10 37376 Los Angeles San Gabriel Mts., Angeles National Forest: Cortelyou Springs 2072 Comment
  RSA654355  Lupinus elatus Valerie L. Soza, LeRoy Gross 2000-5-23 958 a Los Angeles East of Kelly Camp, W of Bighorn Peak, 0.7 miles from Icehouse Saddle along Ontario Peak Trail 2377 Comment
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May 3 2010
  IRVC29637  Lupinus excubitus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26205 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch Western San Gabriel Mtns. 366 Comment
  LA205092  Lupinus excubitus Carl Epling; May 1925 sn Los Angeles Mint Canyon Comment
  SFV1883  Lupinus excubitus Lawler 1958-3-23 s. n. Los Angeles Soledad Canyon Road, about half way between Highway 6. 762 Comment
  RSA199044  Lupinus excubitus var. hallii W. M. Gauntt 1966-4-30 170 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy. 914 Comment
  SEINET10485303  Lupinus excubitus var. hallii David B. Dunn 1956-1 Dunn RSA# 6454 x 6453(?)(2) Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. The numbers are the field plant Numbers of rsa. 1St # is female parent x 2nd # male parent () parenthetic # is F1 plant no. Seeds from open field pollen vector. Comment
  UC1952556  Lupinus guadalupensis M. B. Dunkle 1939-4-5 7279 Los Angeles San Clemente Island, Pyramid Cove Comment
  RSA639709  Lupinus latifolius subsp. parishii L. C. Wheeler 1968-6-14 s.n. Los Angeles Spring on north side of Blue Ridge by Guffy camp. Comment
  UCR182491  Lupinus latifolius subsp. parishii R. G. Swinney 1997-7-22 5694 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  UC534845  Lupinus latifolius var. parishii Victor Duran 1933-7-21 3523 Los Angeles Buckhorn; San Gabriel Mts., Buckhorn 1981 Comment
  CAS-BOT-BC211689  Lupinus longifolius Alice Eastwood 1919-7-4 9306 Los Angeles Santa Monica Canyon Comment
  RSA0042343  Lupinus microcarpus var. horizontalis Pam De Vries 2013-5-20 7862 Los Angeles Tehachapi Mountains/Western Transverse Range (Gorman Hills); About 0.50 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1034 Comment
  SBBG67016  Lupinus odoratus M. Irwin 1939-4-23 253 Los Angeles E of Palmdale 914 Comment
  SEINET3131599  Lupinus odoratus Unknown 3624 Los Angeles Lancaster Comment
  SEINET10451644  Lupinus odoratus var. odoratus David B. Dunn 1946-4-20 Dunn 2147 Los Angeles Station 30, west margin of Mohave Desert. Comment
  RSA0031572  Lupinus sparsiflorus Nancy Hamlett 2014-4-23 s.n. Los Angeles Bernard Field Station, Clarmont. 366 Comment
  SEINET3860168  Lupinus sparsiflorus R. G. Swinney 2009-3-26 10165 Los Angeles San Gabriel Mtns. Foothills: Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park.; 0 296 Comment
  RSA631066  Lupinus sparsiflorus subsp. sparsiflorus L. C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains: Ridge south of mouth of Big Dalton Canyon. 495 Comment
  SEINET11091455 Image available Lupinus sparsiflorus subsp. sparsiflorus G. B. Grant 1904-5-10 731 Los Angeles Pasadena Comment
  RSA625862  Lupinus succulentus Scott D. White, Pam De Vries 1998-4-19 6271 Los Angeles Irwindale, San Gabriel River Basin, Santa Fe Flood Control Basin on disturbed alluvial fan. 152 Comment
  SFV1916  Lupinus succulentus K. A. Wilson 1961-3-1 887 Los Angeles Santa Monica Mountains Mulholland Highway about 2 miles west of Las Virgenes Highway. 300 Comment
  POM8682  Lupinus succulentus Philip A. Munz 1920-2-18 3265 Los Angeles Claremont. 366 Comment
  RSA187874  Lupinus truncatus Robert F. Thorne 1966-4-7 35951 Los Angeles Santa Catalina Island: Cherry Valley. 61 Comment
  SBBG96986  Lupinus truncatus S. Boyd with T. Ross, L. Arnseth 1990-4-8 4345 Los Angeles near Malo Pt, second cyn S of Bryce Cyn Comment
  UCR126245  Lupinus truncatus A. C. Sanders 2003-3-14 25778 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
  UCR214596  Lupinus truncatus A. C. Sanders, Dan S. Cooper 2010-4-30 38114 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCSB72622  Lupinus truncatus Soza, Valerie; Sidibeh, Miriam 2003-3-26 Los Angeles Transverse Ranges; Verdugo Mountains region: Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Caraino San Rafael junction, above Mayors Bicentennial Park 579 Comment
  RSA414385  Lupinus truncatus Fred Burlew 1920-05 s.n. Los Angeles Crescenta. Comment
  UCR131626  Lycium cooperi L. C. Wheeler 1932-4-10 608 Los Angeles Mojave Desert, 2 miles west of Palmdale 762 Comment
  UC54956  Lycopus americanus H. P. Chandler 1902-9-9 2035 Los Angeles <Balloma> Ballona Marshes Comment
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Jul 6 2010
  UC1204713  Lyonothamnus floribundus subsp. floribundus Huron H. Smith 1912-7-4 5174 Los Angeles Swains Canyon St. Catalina Isl. 365 Comment
  SBBG105390  Lyonothamnus floribundus var. aspleniifolius R. M. Beauchamp 1976-5-23 4154 Los Angeles S rim of Gray Cyn 411 Comment
  SBBG110448  Lyonothamnus floribundus var. aspleniifolius S. A. Junak 1997-10-29 SCl 985 Los Angeles near head of first cyn S of Camera Pad "Malo", ca. 0.1 mi SSW of "Malo 1" 381 Comment
  SBBG11602  Lyonothamnus floribundus var. aspleniifolius P. H. Raven 1962-5-9 17682 Los Angeles near head of cyn above Mosquito Cove 274 Comment
  CAS-BOT-BC343701  Madia elegans Timothy S. Ross; Steve Boyd 1990-5-23 2622 Los Angeles San Gabriel Mountains. Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), near the headwaters of Mill Canyon and Moody Canyon 1719 Comment
  RSA589170  Madia elegans subsp. densifolia Timothy S. Ross 1991-10-5 5992 Los Angeles Santa Monica Mtns: N slope of the range, S of Lake Eleanor along Decker Road 1 mile S of Los Angeles Ventura County line. 450 Comment
  SBBG52727  Madia exigua F. R. Fosberg 1931-5-4 4763 Los Angeles Bullrush Cyn 60 Comment
  RSA612004  Madia gracilis L. C. Wheeler 1932-7-2 902 Los Angeles Brown's Flat 1311 Comment
  SBBG32029  Madia sativa R. N. Philbrick, R. F. Thorne 1967-5-18 B 67 -206 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  RSA729429  Maianthemum stellatum Richard G. Swinney 1998-7-14 6428 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. Spring and meadow surrounded by montane coniferous forest; area burned in summer 1997. 2195 Comment
  SFV7112  Malacothamnus fasciculatus K. A. Wilson 1974-8-21 1438 Los Angeles Santa Monica Mountains 2 miles west of Las Virgenes Road. 300 Comment
  UCR217138  Malacothamnus fasciculatus Jonas A. Winbolt, Rocky Brown 2010-8-20 007 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
  RSA18416  Malacothamnus marrubioides Carl B. Wolf 1927-7-27 686 Los Angeles Ridge Route Road, 1 mi. so. of National Forest Inn. Comment
  UC1122005  Malacothamnus marrubioides A. Lewis 1934-2-1 283 Los Angeles San Fernando Quadrangle, Buck Canyon Comment
  UC1177003  Malacothamnus marrubioides Carl B. Wolf 1941-8-2 4412 Los Angeles Ridge route rd. S. Frenchman Flat Forst Service Camp Liebre Mts. 762 Comment
  JEPS36802  Malacothrix californica W. L. Jepson 1935-4-17 17048 Los Angeles 6.5 mi w Lancaster 731 Comment
  PASA321  Malacothrix clevelandii Frank W. Peirson 1919-5-21 Los Angeles Arroyo Seco, San Gabriel Mts. 685 Comment
  SD85026  Malacothrix foliosa subsp. foliosa E. R. Blakley 1962-6-10 5220 Los Angeles San Clemente Island; Wilson Cove. 10 Comment
  UCR281667  Malacothrix glabrata R. G. Swinney 2014-4-23 16185 Los Angeles San Gabriel Mountains, east of Valyermo, Holcomb Ridge, 0.18-0.32 miles north of Bob's Gap Rd., 1.04 air-miles west of Bob's Gap 1302 Comment
  RSA0069884  Malacothrix saxatilis R. G. Swinney 2010-2-27 11749 Los Angeles Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  UCR259769  Malacothrix saxatilis R. G. Swinney 2010-4-28 12395 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  CAS-BOT-BC347860  Malacothrix saxatilis var. implicata L. R. Abrams; I. L. Wiggins 1931-7-3 286 Los Angeles Channel Islands. Santa Barbara Island Comment
  CAS-BOT-BC347936  Malacothrix saxatilis var. tenuifolia Herman Knoche 1919-6-25 Series A, No. 897 Los Angeles Avalon, Catalina Island Comment
  POM362378  Malacothrix saxatilis var. tenuifolia L. E. Hoffman 1929-5-16 s.n Los Angeles Castle Rock, Santa Monica. Comment
  RSA601126  Malacothrix saxatilis var. tenuifolia L. C. Wheeler 1967-6-26 9894 Los Angeles San Gabriel Mountains: Elsmere Canyon, south central. At the forks of the canyon, just north of the section line 488 Comment
  UCR273180  Malacothrix saxatilis var. tenuifolia R. G. Swinney 2011-5-6 14616 Los Angeles San Gabriel Mountains, north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 854 Comment
  LA200131  Malephora crocea Jonathan Sauer; 1969-1-31 4375 Los Angeles Santa Monica Mountains, Point Dume Comment
  RSA144571  Malosma laurina P. H. Raven 1957-9-21 s.n. Los Angeles small brushy hill at NW end of UCLA campus. Comment
  UCR223728  Malosma laurina R. G. Swinney 2009-6-12 11151 Los Angeles Transverse Range; San Gabriel Mtns., El Encanto Azusa River Wilderness Park 296 Comment
  RSA708768  Malva parviflora Valerie L. Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1142 Los Angeles Mouth of McDonald Creek. 335 Comment
  SBBG17784  Malva parviflora P. H. Raven 1962-4-9 17129 Los Angeles near barracks, Wilson Cove 60 Comment
  UCR280660  Malva parviflora R. G. Swinney 2014-5-21 16604 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  LA99444  Marah macrocarpa Hisao P. Arai; 1957-3-15 sn Los Angeles Santa Monica Mountains, Point Dume Comment
  UCR177779  Marah macrocarpa var. macrocarpa LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 698 b Los Angeles Transverse Ranges: Verdugo Mtns, North side of slope at saddle of Verdugo Motorway and Brand Park Motorway, on the crest of the Verdugo Mtns 823 Comment
  SD112046  Marah macrocarpa var. major Betsy Carpenter, Linda Allen 1975-3-20 Los Angeles Santa Catalina Island, mid-Avalon Canyon-Hour Trail Comment
  RSA0068440  Marrubium vulgare R. G. Swinney 2010-6-8 13213 Los Angeles Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail. 546 Comment
  UCR281954  Marrubium vulgare R. G. Swinney 2014-5-15 16539 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
  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
  RSA696046  Matricaria suaveolens Kenneth Beard 1934-03 s.n. Los Angeles Beside irrigation ditch on Towner Street. Comment
  RSA66191  Meconella denticulata F. W. Peirson 1925-4-23 5806 Los Angeles San Gabriel River 366 Comment
  RSA683135  Meconella denticulata LeRoy Gross, Bill Hogshead, Valerie Soza 2003-5-29 963 Los Angeles West end of the mountains: At junction (saddle) of Verdugo motorway and Wildwood Fire Road (Abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago)., We went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) Basically a triangle. 549 Comment
  CLARK-A1528-2857  Medicago lupulina John C. Roos 1954-5-31 Los Angeles Hollywood Comment
  SBBG96680  Medicago polymorpha S. Boyd with T. Ross, L. Arnseth 1990-4-7 4269 Los Angeles lower half of China Cyn Comment
  OBI35717  Medicago polymorpha Rebecca Cicoria 1982-4-25 46 Los Angeles Palos Verdes Peninsula: Purple Cyn, Rolling Hills Comment
  RSA0042232  Medicago polymorpha Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2855 Los Angeles Santa Catalina Island: By road to Toyon Beach. 314 Comment
  RSA258363  Medicago polymorpha C. W. Tilforth 1973-4-23 772 Los Angeles a few plants found in block 17-16 Comment
  RSA657451  Melaleuca nesophila Robert F. Thorne 1979-5-28 19 Los Angeles Verdugo Mountains Region: Intersection of Haines Canyon Road and Day St., Upper Tujunga 671 Comment
  UC53922  Melampodium perfoliatum Ernest Braunton Aug 1902 625 Los Angeles Cienega Comment
  SEINET2442016  Melia azedarach R. G. Swinney 2009-3-19 10135 Los Angeles San Gabriel Mtns. Foothills: Azusa, mouth of San Gabriel River Canyon, between I-210 Fwy and Foothill Blvd., west side of the river channel (Azusa 7.5').; 0 171 Comment
  CAS-BOT-BC281514  Melica imperfecta John H. Thomas 1957-5-25 6775 Los Angeles San Gabriel Mts. Western side of Santa Anita Canyon about 7 miles NNE of Pasadena 609 Comment
  UCR270983  Melica imperfecta R. G. Swinney 2011-5-26 14856 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
  SEINET11678865  Melica imperfecta J. F. Bright, Wyman, C. 1933-1 8296 Los Angeles Tehachapi Mts Comment
  POM348151  Melilotus albus Ora M. Clark 1929-2-3 1503 Los Angeles Topango [Topanga] Canyon Comment
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May 29 2014
  JEPS65553  Melilotus albus Frank W. Peirson 1919-5-21 450 Los Angeles Arroyo Seco San Gabriel Mountains 426 Comment
  CATA457  Melilotus indicus Sara L. Crockett, Mark Hoefs, Steve Junak 1997-3-27 600 Los Angeles Santa Catalina Island: 0.2 mile N on Lower Cape Canyon Reservoir Road from jct. with Cape Canyon Road; ca. 10 m E of road 286 Comment
  SD69379  Mentha spicata Robert F. Thorne 1966-9-14 36637 Los Angeles Santa Catalina Island; shallow water of small stream in lower Middle Ranch Canyon ca. 3/4 mi. above Ben Weston Beach. 174 Comment
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Apr 3 2012
  UCD169687  Mentha spicata Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Barrell Springs Comment
  JEPS41149  Mentzelia albicaulis W. L. Jepson 1935-4-17 17041 Los Angeles 6 1/2 mi w Lancaster (on a Yucca brevifolia mesa) 731 Comment
  RSA229144  Mentzelia congesta Robert F. Thorne, C. W. Tilforth 1971-6-30 s.n. Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  SFV16106  Mentzelia gracilenta S. Mason, et al. 1995-4-23 53 Los Angeles Mojave Desert Little Rock. Mount Emma Road, 0.8 miles above Fort Tejon Road on northern foothills of Transverse Range. 915 Comment
  UCR206428  Mentzelia laevicaulis R. G. Swinney 2008-6-10 8994 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, north base of peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1732 Comment
  RSA440480  Mentzelia lindleyi L. E. Hoffman 1927-6-18 s.n. Los Angeles Los Angeles River bank. Comment
  RSA582801  Mentzelia micrantha Tim S. Ross, Steve D. Boyd 1993-5-23 7292 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
  UCR200032  Mentzelia micrantha Valerie Soza, Susan Caplow 2003-4-11 1630 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park vicinity, upper Brand Canyon, alongside Brand Park Motorway, north side of powerline tower 640 Comment
  UCR209504  Mentzelia montana R. G. Swinney 2008-6-17 9024 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  UCR281307  Mentzelia obscura R. G. Swinney 2014-4-18 16124 Los Angeles San Gabriel Mountains, NE of Littlerock Dam, north end of Alimony Ridge, south side of Mt. Emma Rd., to 75 m south of road 976 Comment
  POM2966  Mentzelia veatchiana I. M. Johnston 1917-7-1 1755 Los Angeles Brown s Flats. 1311 Comment
  RSA580729  Mentzelia veatchiana Tim S. Ross, Steve D. Boyd 1994-5-25 7899 Los Angeles West summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersections of sections 3,4,9, and 10, T7N R17W. 1684 Comment
  UCR91565  Mentzelia veatchiana A. C. Sanders, E. J. Lawlor 1988-4-3 7753 Los Angeles Tehachapi Mountains, southwest end of the Tehachapi Mtns, l mi northwest of Gorman on a gasline rd, 0.4 mi above old highway 1284 Comment
  RSA590532  Mentzelia veatchiana Orlando Mistretta 1994-3-30 970 Los Angeles Little Rock Creek; slopes E of creek below Little Rock Dam 991 Comment
  JEPS31167  Microseris douglasii subsp. douglasii Ernest C. Twisselmann 1962-4-18 6958 Los Angeles n side of canyon on the road to Mexican Mine; Tehachapi Mountains, Tejon Ranch, Oso Canyon 1005 Comment
  CAS-BOT-BC174632  Microseris douglasii subsp. platycarpha Tim Ross 1993-4-22 6868 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); saddle on E side of peak 448 Comment
  SD90582  Microseris douglasii subsp. platycarpha Robert F. Thorne 1966-4-17 36102 Los Angeles San Clemente Island; desiccated vernal pool on mesa just northwest of Thirst. 550 Comment
  POM246542  Microseris lindleyi F. R. Fosberg 1931-3-27 4403 Los Angeles Hamilton Canyon, near Avalon. Santa Catalina Island. 80 Comment
  UCR182113  Microseris lindleyi R. G. Swinney 1998-4-14 5982 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
  UCR197776  Microseris lindleyi Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 13 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  RSA469892  Microsteris gracilis Fay A. MacFadden 1931-03 2599 Los Angeles Mint Canyon, Palmdale side. Comment
  LA209156  Mimulus aurantiacus var. pubescens W. R. Ernst; April 1947 sn Los Angeles San Gabriel Mountains, San Gabriel Canyon Comment
  RSA0115314  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-5-25 12916 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA442642  Mimulus aurantiacus var. pubescens F. E. Durkee 1906-6-3 s.n. Los Angeles Hollywood. Comment
  RSA442660  Mimulus aurantiacus var. pubescens N. C. Cooper 1948-5-13 2754 Los Angeles Pomona. 244 Comment
  UC1302319  Mimulus aurantiacus var. puniceus Robert F. Thorne and P. C. Everett 1964-2-7 33476 Los Angeles junction of Airport road and Canyon road; Santa Catalina Island 457 Comment
  UC886121  Mimulus brevipes Alice Eastwood 1906-6-1 116 Los Angeles country adjacent to Los Angeles; Laurel Canyon Comment
  RSA776786  Mimulus fremontii Orlando Mistretta, Christine Mistretta 2010-6-2 5236 -a Los Angeles Mill Creek Canyon, 1.40 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1348 Comment
  RSA409059  Mimulus fremontii var. fremontii Albert J. Perkins 1913-5-2 s.n. Los Angeles Tujunga Canyon. Comment
  RSA657285  Mimulus guttatus Greg Burchett, Lisa Kegarice, Curtis Clark 1992-5-26 92 -17 Los Angeles Santa Clara River west from I-5 to trailer park. Comment
  SEINET4678061  Mimulus guttatus K. Dobry 1991-5-13 508 Los Angeles West San Gabriel Mts. at Elsmere Canyon.; 0 Comment
  UCR272604  Mimulus guttatus R. G. Swinney 2011-6-7 15054 Los Angeles San Gabriel Mountains, Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1585 Comment
  RSA442751  Mimulus guttatus H. Twining 1906-05 s.n. Los Angeles Echo Park and River. Comment
  RSA80448  Mimulus guttatus F. W. Peirson 1922-5-30 3073 Los Angeles Millard's Canyon, San Gabriel Mountains 991 Comment
  UCD122712  Mimulus microphyllus Louis C. Wheeler 1967-5-15 9595 Los Angeles San Gabriel Mountains: bottom of Elsmere Canyon near mouth. 434 Comment
  RSA0106828  Mimulus moschatus R. G. Swinney 2011-6-15 15195 Los Angeles San Gabriel Mountains: Chilao Creek, 100 m south and north of Chilao Campground. 1573 Comment
  UC1587155  Mimulus nasutus Tim Ross 1991-5-21 5411 Los Angeles junction of upper two forks Box Canyon (sw side of island); San Clemente Island 449 Comment
  JEPS4000  Mimulus parishii Frank W. Peirson 1918-6-16 199 Los Angeles Rock Creek San Gabriel Mountains 1447 Comment
  RSA746858  Mimulus pilosus Orlando Mistretta 1992-5-21 371 Los Angeles Transverse Ranges; San Gabriel Mtns region: Right Star Mine, S of Acton. 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
  RSA748799  Minuartia nuttallii subsp. gracilis R. G. Swinney 2001-8-9 8012 Los Angeles east peak on Pleasant View Ridge 2504 Comment
  SBBG108943  Mirabilis californica S. A. Junak 1997-2-25 SCl 727 Los Angeles just S of Benchmark 516 and Camera Pad "Bud 3" 152 Comment
  SBBG13254  Mirabilis californica M. A. Piehl 1962-6-10 62384 Los Angeles E of Thirst 304 Comment
  SEINET3167811  Mirabilis californica O. Mistretta, C. Mistretta 2008-4-30 2572 Los Angeles Transverse Ranges; Liebre Mountains region: Southern California Edison transmission line corridor (Segment 5, structure 24 per TRTP survey, 2008) in the vicinity of Ritter Ridge, S side of Antelope Valley, directly NW of Godde Hill Rd. UTM Zone 11S 1077 Comment
  UC212901  Mirabilis laevis var. crassifolia S. B. Parish 1919-4-19 19258 Los Angeles Lone Hill, near San Dimas Comment
  POM19212  Mirabilis laevis var. crassifolia P. A. Munz 1923-4-9 6645 Los Angeles San Clemente Island, east coast. Comment
  RSA0027969  Mirabilis laevis var. crassifolia Brent Mishler 1977-10-11 s.n. Los Angeles San Gabriel River wash, Irwindale. Comment
  RSA279070  Mirabilis laevis var. crassifolia C. W. Tilforth 1971-4-9 41536 Los Angeles Angeles National Forest: or near entrance thereto and below entrance to wooded area of San Dimas Canyon near San Dimas Creek 381 Comment
  RSA276009  Mirabilis laevis var. villosa Jack Delaini 1974-5-9 185 Los Angeles On steep , grassy slopes of S-facing ridge near mouth of canyon with Eriogonum fasciculatum foliosum, adenostoma fasciculatum, rhus laurina, etc. 427 Comment
  UCR2564  Monanthochloe littoralis F. M. Reed 1909-7-6 2856 Los Angeles Santa Catalina Island, Salt marsh at Isthmus 0 Comment
  UCR106889  Monardella australis L. C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mtns., Divide between W Fork Bear Creek and Devils Canyon 1822 Comment
  RSA247971  Monardella exilis Robert F. Thorne, Gary D. Wallace 1973-4-24 43450 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  CAS-BOT-BC221700  Monardella hypoleuca subsp. hypoleuca H. E. Hasse 1907-9-1 s.n. Los Angeles Topanga Canon [Canyon], Santa Monica Range Comment
  SEINET12272526  Monardella lanceolata J. F. Bright, Wyman, C. 1931-1 5505 Los Angeles Mt. Wilson Comment
  POM306240  Monardella lanceolata var. lanceolata Henry J. Ramsey, Mrs. Ramsey 1937-7-12 s.n. Los Angeles Altadena, dry mesa. Comment
  UCR124721  Monardella linoides subsp. stricta B. C. Templeton 1932-8-25 5067 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA401618  Monardella saxicola I. M. Johnston 1917-7-1 1440 Los Angeles Evey Canyon Comment
  RSA0072146  Mucronea perfoliata Orlando Mistretta, Mike Hammitt 1991-4-16 s.n. Los Angeles Bee Canyon. 582 Comment
  RSA580868  Muhlenbergia microsperma L. C. Wheeler 1932-3-12 463 Los Angeles Mandeville Canyon, Santa Monica Mts. 122 Comment
  SEINET179625 Image available Muhlenbergia richardsonis Victor Duran 1933-7-20 3522 Los Angeles Buckhorn San Gabriel Mts. 1981 Comment
  RSA573743  Muilla maritima Timothy S. Ross 1992-7-17 6726 Los Angeles 300m W of the summit of Condor Peak 1588 Comment
  RSA660517  Muilla maritima Lori Ackerman, Gerald Braden 1988-4-22 18 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  RSA707809  Muilla maritima Naomi Fraga, Paul Morton 2004-5-18 1184 Los Angeles On ridgeline of Mount Hillyer, near summit. 1860 Comment
  RSA718264  Muilla maritima R. G. Swinney 1998-4-11 5942 Los Angeles Claremont, hills c. 0.75 mi. NE of Padua Hills Restaurant, 0.4 SW of Potato Mtn. 823 Comment
  SD253329  Muilla maritima R. G. Swinney 2011-5-19 14776 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch) 0.6 miles SSE of jct. of Colby Ranch Rd. and FS 3N 19, upper Big Tujunga Cyn., south side of Coldwater Cyn. Creek (Chilao Flat 7.5'Q) 1073 Comment
  UCR209491  Muilla maritima R. G. Swinney 2008-6-17 9039 Los Angeles San Gabriel Mountains, Pinyon Ridge, 4.4 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway, 1.6 mi. west of peak 6535 1952 Comment
  POM1688  Muilla maritima Edmund M. Pease Jr. 1902-5-6 s.n. Los Angeles Claremont. 427 Comment
  SFV18073  Myoporum laetum V. A. Devlahovich 1999-4-6 s. n. Los Angeles Santa Susana Mountains Santa Susana Mountains. Stagecoach Trail. 366 Comment
  UCD170398  Myriophyllum sibiricum R. G. Swinney 2008-12-4 9947 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1.8 mi. north of Sierra Madre Ave., north of bike trail parking lot, along flowing aqueduct of water filtration plant. 223 Comment
  RSA604197  Najas marina L. C. Wheeler 1945-8-15 6090 Los Angeles El Monte: Lake Shangri-La. Comment
  RSA590615  Nama californica Tim S. Ross 1990-6-4 2805 Los Angeles San Gabriel Mountains: East-West ridge ca. 1400 m N of Mt Gleason: ridge separating the headwaters of Arrastre Canyon from upper west tributaries of Gleason Canyon. 1549 Comment
  UCR192157  Nama californica A. C. Sanders 2008-4-18 34975 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, at lowest wash-crossing of road in canyon 1029 Comment
  UCSB27913  Nama demissa Kunze, G. 1971-4-17 Los Angeles California 14; 1.7 miles south of Lancaster, Antelope Valley 914 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
  SBBG20520  Nassella cernua E. R. Blakley, P. H. Raven 1963-12-7 6346 Los Angeles cyn between Pyramid Head and Cove, S of Triangulation Pt Guds 30 Comment
  UCD87425  Nassella cernua Agnes Chase 1910-4-12 812 Los Angeles Playa del Rey. Comment
  RSA656212  Nassella lepida Joseph M. Keefe 1978-5-23 23252 Los Angeles San Rafael Mountains; Disturbed chaparral near path; 100 meters east of cafeteria, Glendale College, 1500 North Verdugo Road, Glendale. 287 Comment
  SBBG105875  Nassella lepida S. A. Junak 1992-5-27 SCa 927 Los Angeles Middle Bullrush Cyn 60 Comment
  CATA1689  Nasturtium officinale Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-18 2984 Los Angeles Santa Catalina Island: Middle Ranch Reservoir 188 Comment
  RSA431554  Nasturtium officinale Wm. Martin 1971-7-26 s.n. Los Angeles Big Tujunga wash, north and east of Sunland. Comment
  RSA469840  Navarretia hamata subsp. hamata B. C. Templeton 1935-6-23 4791 Los Angeles Azusa. Comment
  SFV21061  Navarretia hamata subsp. hamata L. Gross, S. Larson, V. Soza 2001-5-31 388 Los Angeles Verdugo Mountains Southeast side of mountains. Dead Horse Canyon along road (Heather Ridge Drive). 335 Comment
  POM219974  Navarretia hamata subsp. leptantha F. R. Fosberg 1932-5-7 8165 Los Angeles Santa Catalina Island. Summit of Coach Road. Comment
  OBI69287  Navarretia hamata subsp. leptantha John Knapp, Denise Knapp 2003-5-11 39 Los Angeles Catalina Island, grassland. 198 Comment
  JEPS7677  Nemacladus sigmoideus Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-14 4187 Los Angeles junction of road to Horse Flat Public Camp and main paved road from Upper Chilao Recreation Area; San Gabriel Mountains, Angeles National Forest 1828 Comment
  RSA252950  Nemacladus sigmoideus R. F. Thorne, Gary D. Wallace 1973-4-24 43410 Los Angeles Junction of Pallett Creek and Longview Roads: ca. 4 mi S of Pearblossom. 1174 Comment
  UCR187346  Nemacladus sigmoideus LeRoy Gross 2005-6-23 2385 Los Angeles San Gabriel Mountains, Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek 1401 Comment
  UC1871057  Nemophila menziesii var. integrifolia T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4789 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  RSA75883  Nemophila menziesii var. integrifolia F. W. Peirson 1921-6-13 2738 Los Angeles Ranger s cabin, west fork of San Gabriel River. 960 Comment
  UCR269968  Nemophila spatulata R. G. Swinney 2010-6-1 13102 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  RSA657928  Nephrolepis cordifolia S. Campbell 1980-6-2 28 Los Angeles Verdugo Mountains Region: 100 feet west of Sierra Place on south-eastern slope of Verdugo Mountains. 244 Comment
  SEINET3072102  Nerium oleander Gary Hartvigsen 1969-5-14 Los Angeles Glendora, Glendora Comment
  SEINET10801005  Nicolletia occidentalis David B. Dunn 1947-4-16 Dunn 2937 Los Angeles Along power line 5 miles east of Palmdale. Comment
  UCR189821  Nicotiana attenuata R. G. Swinney 1998-9-4 6886 Los Angeles San Gabriel Mtns., dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi. east of Hwy 2 on 3N06 2241 Comment
  RSA426652  Nicotiana attenuata F. R. Fosberg, Joseph A. Ewan 1931-8-11 S 5505 Los Angeles Crystal Lake, N. fork San Gabriel Canyon, San Gabriel Mts. 1600 Comment
  RSA725313  Nicotiana bigelovii K. Dobry 1991-6-27 d- 878 Los Angeles Santa Monica Mts 1 mi E of Las Virgenes Rd along Mulholland Hwy Comment
  CATA3269  Nicotiana glauca Ben Dion, Julia Parish 2017-1-13 001 Los Angeles Santa Catalina Island: North side of West End Rd., halfway between gate at Emerald Bay and junction with Trans Catalina Trail to Parsons Landing 23 Comment
  RSA658529  Nicotiana glauca Diane Elliott 1985-4-19 5 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  UC66682  Nicotiana glauca N. K. Berg 1904-4-16 Los Angeles San Pedro Comment
  RSA703492  Nicotiana quadrivalvis Scott D. White, Michael Honer 2004-6-24 10487 -B Los Angeles Pomona Valley / San Gabriel Mtn Foothills: City of Claremont; San Antonio Canyon alluvial fan, north of Baseline Ave. and west of concrete-lined flood control channel. 488 Comment
  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
  CATA3054  Nuttallanthus texanus Amy Catalano 2016-3-25 066 Los Angeles Santa Catalina Island: On Fern Canyon Road, about 200 meters up the road 129 Comment
  UC1348861  Nuttallanthus texanus Robert F. Thorne 1966-4-29 36277 Los Angeles Santa Catalina Island, Middle Ranch Canyon, Middle Ranch Middle Ranch Canyon; Santa Catalina Island, , Middle Ranch 213 Comment
  UC1215148  Nuttallanthus texanus Peter H. Raven 1962-4-10 17212 Los Angeles about 2 mi n of Thirst (San Clemente Island); San Clemente Island 487 Comment
  POM355305  Oenothera californica Stevenson 1923-04 s.n. Los Angeles Near Los Angeles. Comment
  RSA507558  Oenothera californica subsp. californica Louis C. Wheeler 1967-8-1 10220 Los Angeles San Gabriel Mountains: 1/2 mile N of Roundtop. 1890 Comment
  RSA34884  Oenothera speciosa Joseph A. Ewan 1932-6-29 7564 Los Angeles Arizona Ave. four miles W of Hawthorn. Comment
  SD90262  Oligomeris linifolia Robert F. Thorne 1973-4-12 42925 Los Angeles San Clemente Island: Horse Cove, S end of island 4 Comment
  UCR280751  Opuntia basilaris var. brachyclada R. G. Swinney 2014-4-23 16175 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  PASA1870  Opuntia lindheimeri Chester T. Allcott Los Angeles Arroyo Seco Comment
  RSA719122  Opuntia littoralis Naomi Fraga 2001-5-27 56 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  UC872671  Opuntia littoralis F. R. Fosberg 1931-5-18 S 4892 Los Angeles Little Harbor Santa Catalina Island (sand flat) 3 Comment
  SEINET2449265  Opuntia parryi Unknown 1968-1 Los Angeles Comment
  UC1571329  Opuntia prolifera E. Yale Dawson June, 1936 Los Angeles Palos Verdes Hills Comment
  CAS-BOT-BC58030  Opuntia vaseyi Arthur C. Gibson 1972-9-30 2830 Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  UC1714580  Oreonana vestita S. B. Parish Aug. 1880 598 Los Angeles summit Mt. Baldy Comment
Read comments
Apr 30 2009
  RSA0035494  Orobanche bulbosa Orlando Mistretta 1992-5-16 21 Los Angeles Vicinity of Big Pines; head of Swarthout Valley; Mountain High Ski area Comment
  UCR271122  Orobanche fasciculata R. G. Swinney 2011-7-8 15499 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  UCR273573  Orobanche fasciculata R. G. Swinney 2011-7-7 15431 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  UC27855  Orobanche parishii Dr. Davidson 1900-1-1 Los Angeles Los Angeles County Comment
  SD111599  Orobanche valida W. P. Armstrong 1982-6-26 Los Angeles Trail up South Fork of Big Rock Creek; 2.0 km southwest of South Fork Campground. 1700 Comment
  RSA597766  Orthocarpus purpurascens var. purpurascens Steve D. Boyd, Lauren Raz 1997-3-14 9178 Los Angeles Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg. 1213 Comment
  RSA600735  Oxalis albicans subsp. californica Louis C. Wheeler 1955-4-30 7146 Los Angeles San Jose Hills: ca 1/2 mile north-weserly from Puddingstone Dam. 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
  SBBG62563  Packera breweri R. Hoffmann 1929-5-21 Los Angeles Bouquet Cyn Comment
  UC485573  Packera breweri J. B. Davy 2607 Los Angeles Leonis Valley Comment
  RSA94681  Packera ionophylla F. W. Peirson 1924-5-27 4641 Los Angeles north slope of Strawberry Peak, San Bernardino Mts. 1524 Comment
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Dec 19 2011
  RSA608455  Panicum capillare L. C. Wheeler 1946-9-8 6348 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 3/4 mile W of Bear Creek. 518 Comment
  CAS-BOT-BC253853  Panicum miliaceum Peter H. Raven 1956-6-17 9399 Los Angeles Along streets, Westwood, Los Angeles Comment
  CAS-BOT-BC422787  Papaver californicum Henry J. Thompson 1959-5-24 2002 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). 1.9 miles north of Coast Highway, Tuna Canyon Road 335 Comment
  CAS-BOT-BC413411  Parietaria hespera var. hespera Ernest Braunton 1902-5-25 345 Los Angeles Redondo Comment
  SDSU11315  Parietaria hespera var. hespera R. M Beauchamp 1967-6-3 556 Los Angeles Growing in seepage area on side of Horse Canyon. San Clemente Island. 366 Comment
  SBBG31032  Paspalum distichum R. F. Thorne 1966-9-14 36653 Los Angeles Ben Weston Beach 3 Comment
  RSA654020  Pectocarya linearis subsp. ferocula Valerie L. Soza, Laura Moore 2000-5-10 842 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines. 579 Comment
  RSA587531  Pectocarya penicillata Orlando Mistretta, Steve D. Boyd, Darin Banks 1994-4-29 1105 Los Angeles Santiago Canyon; Ridge on W edge of Santiago Canyon watershed N. of Forest Road 4N20. 1372 Comment
  RSA549563  Pectocarya recurvata Tim Ross 1992-4-4 6094 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  RSA717214  Pectocarya setosa Scott D. White, Pam De Vries 2006-5-10 11433 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
  SBBG63496  Pectocarya setosa R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  SD90384  Pectocarya setosa Robert F. Thorne, C. W. Tilforth 1973-4-20 42997 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1 mile north of Bob's Gap, 3.2 miles south of Llano, north slope of Holcomb Ridge 1145 Comment
  POM82691  Pedicularis densiflora P. A. Munz 1925-4-23 9462 Los Angeles San Gabriel Canyon. 488 Comment
  RSA0105031  Pellaea andromedifolia R. G. Swinney 2011-4-26 14495 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  RSA0022221  Pellaea mucronata Anonymous 1094 Los Angeles Middle Ranch Canyon. [Santa Catalina Island] Comment
  RSA164828  Penstemon caesius Wesley O. Griesel 1963-06 822 Los Angeles San Gabriel Mtns., ridge between Dawson Saddle and Throop Peak. 2622 Comment
  RSA249797  Penstemon centranthifolius Robert F. Thorne 1973-5-11 43496 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  SD231438  Penstemon centranthifolius Sula Vanderplank, Leroy Gross, Steve Hoskinson 2005-5-6 50506 40 Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of San Gabriel Mountains. Near Shoemaker Canyon 1444 Comment
  UC76103  Penstemon centranthifolius Geo. B. Grant May 1902 938 Los Angeles Glendora Glendora (So. Cal.) Comment
  UCR205618  Penstemon centranthifolius R. G. Swinney 2008-5-12 8840 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
  SEINET8112617 Image available Penstemon grinnellii Noel H. Holmgren, James L. Reveal 1966-1 2609 Los Angeles San Gabriel Mountains, Grandview CAnyon, County Road N4, 4.5 miles below (west northwest of) Big Pines Station 1707 Comment
  SFV13115  Penstemon grinnellii var. grinnellii W. M. Perry 1980-8-16 105 Los Angeles San Gabriel Mountains Mount Baldy. Comment
  UCR142911  Penstemon grinnellii var. scrophularioides Martha Hilend 1928-5-27 824 Los Angeles Transverse Ranges; Liebre Mountains region, 8 miles west of Elizabeth Lake 1280 Comment
  LA200887  Penstemon heterophyllus var. australis Norman A. Cole; May 1964 399 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, Malibu Lake, Lake Malibu bridge on Lake Vista Rd. Comment
  SBBG17016  Penstemon heterophyllus var. australis M. Vincent 1961-5-10 45 Los Angeles Malibu Cyn road, 0.25 mi N of Tapia Park Comment
  SD125718  Penstemon heterophyllus var. australis K. Harper 1986-5-17 Los Angeles Bouquet Canyon Rd. just W of Spundy Canyon Rd., E of Bouquet Reservoir, near road Comment
  UC1602297  Penstemon labrosus J. H. Barber 1897-7-11 267 Los Angeles summit of Mt. Gleason summit of Mt. Gleason (Southern California) Comment
  RSA0091332  Penstemon rostriflorus R. G. Swinney 2011-8-17 15630 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  NY661019  Penstemon speciosus L. Abrams 1908-7-5 643 Los Angeles Swartout Canyon, desert slopes of the San Gabriel Mountains 1981.2 Comment
  RSA401901  Penstemon spectabilis Gale Sphon 1959-4-10 313 Los Angeles Mulholland Drive Comment
  NY661172  Penstemon spectabilis var. spectabilis T. S. Ross 1990-6-20 3690 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24): ridgetop between W Fork San Gabriel River and Roberts Canyon 1255.8 Comment
  CATA2949  Pentachaeta lyonii Sarah Ratay 2011-4-15 143 Los Angeles Santa Catalina Island: On ridge above Deer Valley, E of push button gate to Two Harbors area 290 Comment
  UCSB62245  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-9-4 Los Angeles San Gabriel Mtns., Fish Fork of the East Fork of the San Gabriel River, ca. 1 mi. downstream from upper Fish Fork Camp 1584 Comment
  UC21239  Perideridia pringlei Dr. A. Davidson 1894-1 Los Angeles Antelope Val. Comment
  POM122301  Perityle emoryi Marcus E. Jones 1926-9-9 s.n. Los Angeles San Clemente Island. Comment
  UCR189847  Phacelia R. G. Swinney 1998-7-21 6471 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 miles SW of Fish Fork Trail and Pine Mtn. Ridge 2085 Comment
  RSA442300  Phacelia brachyloba L. E. Hoffman 1933-7-10 s.n. Los Angeles Coldwater Canyon (near Colby's Ranch) Sierra Madre Mountains Comment
  RSA608695  Phacelia brachyloba Louis C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Oak Spring, Oak Spring Canyon, off Little Tujunga. 793 Comment
  LA38554  Phacelia cicutaria var. hispida Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  LA38574  Phacelia cicutaria var. hispida W. O. Griesel; May 1938 sn Los Angeles Santa Monica Mountains, Hollywood Hills Comment
  RSA427630  Phacelia cicutaria var. hispida A. M. Johnson 1934-5-1 4446 Los Angeles Shaded moutain side, Sepulveda Canyon. Comment
  RSA599569  Phacelia cicutaria var. hispida Steve Boyd, Lauren Raz 1997-4-16 9531 Los Angeles Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01. 960 Comment
  RSA618682  Phacelia cicutaria var. hispida Louis C. Wheeler 1967-5-18 9632 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  UCR192949  Phacelia cicutaria var. hispida Dan S. Cooper 2008-5-9 s.n. Los Angeles Los Angeles Basin, just east of Illinois Dr, southwestern South Pasadena 233 Comment
  LA38563  Phacelia cicutaria var. hispida W. O. Griesel; May 1938 s.n. Los Angeles SANTA MONICA MOUNTAINS, Hollywood Hills Comment
  RSA60282  Phacelia ciliata E. K. Balls, L. W. Lenz 1950-3-28 14473 Los Angeles 3 mi. E of junction of hwy 138 and road to Sandberg, Antelope Valley. 915 Comment
  UCR273542  Phacelia davidsonii R. G. Swinney 2011-6-22 15240 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 1790 Comment
  RSA426190  Phacelia distans Robert Gustafson, Gary D. Wallace 1982-4-26 2550 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  SEINET3260215 Image available Phacelia distans R. G. Swinney 2008-5-2 8742 Los Angeles San Gabriel Mtns: Big Rock Creek at Paradise Springs, on campground property. 1470 Comment
  UCR96145  Phacelia distans B. G. Pitzer 1996-4-21 2710 Los Angeles Western Mojave Desert, Antelope Valley. north side of State Hwy 138 (= Ave. 'D'), c. 2 mi. west of Country Store, at town of Neenach (c. 30 mi. west of Hwy I-14). 915 Comment
  RSA709690  Phacelia distans LeRoy Gross 2005-4-28 2179 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  SBBG105341  Phacelia distans H. L. Ferguson 1980-4-16 155 Los Angeles Westshore Drive near skeet range 18 Comment
  UCD120429  Phacelia distans J. Sauer; H. Walter 1975-4-12 5648 Los Angeles Malibu State Park, Santa Monica Mountains. Comment
  RSA552393  Phacelia douglasii D. Charlton 1990-4-7 4109 Los Angeles Kentucky Springs, Sierra Highway, northern edge of Angeles National Forest. 1037 Comment
  UCR147797  Phacelia egena Valerie Soza, LeRoy Gross 2000-6-13 1000 Los Angeles San Gabriel Mountains, SE-facing slope of Horse Canyon, above Horse Canyon Road (FSR 3M51), c. 1.75 mi south of Angeles Crest Hwy, within Horse Canyon Shooting Area 1768 Comment
  RSA426160  Phacelia fremontii Louis C. Wheeler 1932-4-10 601 Los Angeles Portal Ridge 8 mi. W Palmdale. 1037 Comment
  RSA654868  Phacelia grandiflora A. C. Sanders, D. Malueg 1998-6-22 22025 Los Angeles San Gabriel Mtns.: Altadena, ca. 800 m SSW of Mt. Lowe, N end of Tanoble Dr. at Woodglen Lane, and along trail to the NE. 549 Comment
  SFV16223  Phacelia grandiflora P. A. Krueger 1994-5-18 44 Los Angeles San Gabriel Mountains 2.4 miles north on Mount Lowe Truck Trail from Chaney Trail. 900 Comment
  SEINET5286900  Phacelia heterosperma Unknown 1980 Los Angeles Rock Creek [banks of Rock creek, borders of the Mojave desert] Comment
  UC1046927  Phacelia imbricata L. R. Heckard 1953-6-14 499 Los Angeles 2.5 mi down road to Little Rock from junction of Pacifico Mt. road; San Gabriel Mountains, Angeles National Forest 1584 Comment
  UCR182388  Phacelia imbricata R. G. Swinney 1998-5-10 6051 Los Angeles San Gabriel Mountains, Glendora, c. 1 mile north of Sierra Madre Ave. on Garcia Trail 524 Comment
  SD44545  Phacelia imbricata Kay H. Beach 1943-6-15 1748 Los Angeles Wolfs Kill Canyon, 8.0 miles northeast of San Dimas. Comment
  RSA660164  Phacelia imbricata subsp. imbricata Orlando Mistretta 1992-5-25 442 Los Angeles Transverse Ranges; San Gabriel Mountains region: Fenner Canyon Conservation Camp, Between camp boundary and water tower. Comment
  RSA579322  Phacelia imbricata subsp. patula Tim S. Ross 1994-5-31 7972 Los Angeles Pacifico Mountain, somewhat flat granitic ridgetop ca 800 m WNW of summit 2060 Comment
  SBBG127065  Phacelia lemmonii A. Parikh, N. Gale 2011-6-13 3458 Los Angeles N of Aliso Cyn, just E of Angeles Forest Hwy, 1.3 km N of Aliso Cyn Rd; San Gabriel Mtns 1204 Comment
  CATA3439  Phacelia lyonii Benjamin J. Dion, Stuart Olshevski, Tobias Nickel, Jaimie Choi, Olivia Reda 2017-4-20 021 Los Angeles Santa Catalina Island: Interior; Haypress watershed on the northwest slopes above the Grand Canyon drainage 401 Comment
  RSA428056  Phacelia lyonii Anstruther Davidson 1897-06 1927 Los Angeles Catalina Island. Comment
  UC219299  Phacelia minor P. A. Munz, R. D. Harwood 1920-5-2 3818 Los Angeles San Dimas Canyon 457 Comment
  SBBG25236  Phacelia minor Leota Davidson 1966-3-9 307 Los Angeles Tick Cyn off Soledad Cyn; about 1 mi back from head of cyn Comment
  SD254637  Phacelia mohavensis R. G. Swinney 2011-6-7 15048 Los Angeles San Gabriel Mountains; Chilao Flat, 26 road miles NE of I-210 fwy. At Hwy. 2 junction, at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek (Chilao Flat 7.5'Q) 1573 Comment
  UC1174692  Phacelia parryi George Gillett 1954-3-13 371 Los Angeles bank above Hwy 101 2.7 mi s Ventura-Los Angeles County line Comment
  SBBG122082  Phacelia platyloba A. Parikh, N. Gale 2003-5-2 1743 Los Angeles 0.75 km N of jct of Interstate 5 and Magic Mtn Parkway, N of Santa Clara River 360 Comment
  UC212515  Phacelia ramosissima var. ramosissima I. M. Johnston 1918-7-6 2091 Los Angeles Prairie Fork of San Gabriel River San Antonio Mountains 2072 Comment
  UCR265023  Phacelia tanacetifolia Mitch Provance, Callen Huff 2009-4-28 10671 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  UCR271213  Phacelia tanacetifolia R. G. Swinney 2011-4-20 14464 Los Angeles San Gabriel Mountains/ Western Mohave Desert, Vincent, 2.9 miles SE of Lake Palmdale on Carson Mesa, 100-200 m east of Angeles Forest Hwy 1000 Comment
  CLARK-A1528-5109  Phacelia viscida John C. Roos 1937-7-7 404 Los Angeles La Crescenta 478 Comment
  SFV6215  Phacelia viscida R. M. Muran 1974-3-29 57 Los Angeles Santa Monica Mountains Santa Ynez Canyon, on slope. 427 Comment
  CATA1147  Phalaris aquatica Mark L. Hoefs 1995-5-23 2138 Los Angeles Santa Catalina Island: Upper Middle Canyon 225 Comment
  RSA802346  Phalaris minor Orlando Mistretta, Cher Batchelor 2011-7-26 5981 Los Angeles West Fork San Gabriel. Slopes south of Cogswell Reservoir. 915 Comment
  UCR88668  Phalaris minor Scott D. White, Chet McGaugh 1995-5-9 2986 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  UC137128  Philadelphus lewisii C. A. Purpus July 1897 5582 Los Angeles n. Bear Creek 1219 Comment
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Mar 8 2013
  UCR184123  Phlox gracilis A. C. Sanders, T. B. Salvato 2007-4-24 33480 Los Angeles Tehachapi Mountains, hills above head of Oso Canyon near Kern Co. line, along dirt gasline road (track), c. 1.25 mi. SW of National Cement Plant 1220 Comment
  SEINET10643567  Phoenix dactylifera Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2599 Los Angeles City of Pasadena. Trader Joe's, 610 S. Arroyo Pkwy. Comment
  CAS-BOT-BC222476  Pholistoma auritum var. auritum Geo. B. Grant No date on label 6160 Los Angeles Avalon Comment
  LA38516  Pholistoma auritum var. auritum Carl Epling; 1930-4-10 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon Comment
  RSA570183  Pholistoma membranaceum Tim S. Ross 1991-4-30 5020 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash. 841 Comment
  UC1194621  Phoradendron Del Wiens 1958-12-10 2427 Los Angeles n. Claremont (Cobal Canyon); Cobal Canyon 426 Comment
  CAS-BOT-BC141161  Phoradendron serotinum subsp. macrophyllum John Thomas Howell 1928-2-9 3334 Los Angeles Santa Anita Canon [canyon], San Gabriel Mts. Comment
  POM308928  Phoradendron villosum K. H. B. 1944-1-10 686 Los Angeles Parking lot near Tanbark Flats, San Dimas Experimental Forest, Angeles National Forest. Altitude 2500 feet. 762 Comment
  UC1821245 Image available Phyllospadix scouleri E. Yale Dawson 1956-11-15 15255 Los Angeles Sunset Blvd. at Pacific Coast Highway, Station No. 1 Comment
  RSA682941  Phyllospadix torreyi R. Setzer 1975-9-7 8580 -a Los Angeles Lunada, Palos Verdes Peninsuala. Comment
  UC1129860  Pickeringia montana var. montana F. H. Raymond 1930-1-17 33 Los Angeles Tuna Canyon Calabasas Quadrangle 304 Comment
  RSA96405  Pinus contorta var. murrayana E. K. Balls 1954-9-4 19787 Los Angeles Trail from ski lift to Badly Summit Comment
  UCR240986  Pinus coulteri R. G. Swinney 2009-7-29 11408 .5 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
  RSA169023  Pinus jeffreyi Mark Parratt 1964-2-6 600 Los Angeles Table Mountain, Table Mountain Campground area; N-facing slope 3 miles north of Big Pines Ranger Station, Angeles National Forest 2195 Comment
  RSA169031  Pinus jeffreyi Mark Parratt 1964-2-6 608 Los Angeles Table Mountain, Table Mountain Campground area; N-facing slope 3 miles north of Big Pines Ranger Station, Angeles National Forest 2195 Comment
  UCR204811  Pinus jeffreyi R. G. Swinney 2005-8-22 8523 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, fork of Devils Punchbowl Canyon 1220 Comment
  RSA384350  Pinus lambertiana F. R. Fosberg 1931-8-13 S 5677 Los Angeles Islip - Hawkins divide 2300 Comment
  RSA605500  Pinus monophylla L. C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge. 1494 Comment
  RSA577754  Piptatherum miliaceum F. M. Reed 1925-6-15 5131 Los Angeles Foothill Blvd. on [Boldion] Ranch west of Arcadia 244 Comment
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Dec 7 2014
  UCR149971  Plagiobothrys arizonicus Scott D. White 2004-5-5 10306 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 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
  OBI56221  Plagiobothrys arizonicus Robert Gustafson, Christopher Davidson 1977-4-20 419 Los Angeles Fort Tejon Rd, S of Littlerock about 1.5 mi E of the jctn with 82nd St 975 Comment
  RSA589193  Plagiobothrys arizonicus T. S. Ross 1991-4-27 4681 Los Angeles MOJAVE DESERT: Black Butte Basin Road at intersection with Avenue 'U , NW corner; 0.85 mile and ca 152 deg SW of Three Sisters (buttes). 959 Comment
  RSA3604  Plagiobothrys canescens var. catalinensis C. B. Wolf 1932-5-13 3621 Los Angeles Santa Catalina Island. Hillside south of largest Reservoir, 3.5 mi. (by road) from Avalon on way to Isthmus 365 Comment
  UCR238647  Plagiobothrys collinus var. fulvescens Anuja Parikh, Nathan Gale 2010-6-18 3340 Los Angeles Transverse Range; San Gabriel Mountains, upper Big Tujunga Canyon, 0.9 km north of State Hwy 2 (Angeles Crest Hwy) 0.3 km west of Upper Big Tujunga Canyon Road 1240 Comment
  RSA756954  Plagiobothrys collinus var. fulvescens Orlando Mistretta, Christine Mistretta 2008-4-16 2465 Los Angeles San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 23 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1142 Comment
  UCR89939  Plagiobothrys leptocladus Karen Kirtland 1993-4-10 s.n. Los Angeles Western Mojave Desert, Lancaster, east of 10th Street E between Avenue 'F' and 'G 709 Comment
  SD252362  Plantago erecta Steven A. Junak 2000-4-15 Sca 1193 Los Angeles Santa Catalina Island: Avalon Canyon, near E Summit Road, 0.4 mile inland from gate at Wrigley Memorial, just S of lone water tank. 195 Comment
  UCR132938  Plantago indica Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 Comment
  RSA402054B  Plantago lanceolata Wm. Martin, Robert Gustafson 1971-7-14 s.n. Los Angeles Corner of Jefferson and Rodeo Blvd., Los Angeles. Comment
  RSA412574  Plantago major Anstruther Davidson 1891-1 s.n. Los Angeles Los Angeles. Comment
  SD90529  Plantago ovata Robert F. Thorne 1973-4-12 42919 Los Angeles San Clemente Island; Horse Cove, south end of island. 4 Comment
  SBBG18703  Plantago ovata var. insularis E. R. Blakley 1963-4-8 5551 Los Angeles ridge S of Avalon Valley above Avalon Terrace 182 Comment
  UCR202727  Platanthera dilatata var. leucostachys R. G. Swinney, Cody Clarke 2001-8-22 8077 Los Angeles San Gabriel Mtns., 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  CAS-BOT-BC93182  Platanus racemosa Peter H. Raven 1957-9-21 11365 Los Angeles Topanga Canyon 2.3 miles above U.S. 101 alternate, Santa Monica Mountains. Comment
  RSA0089425  Platanus racemosa R. G. Swinney 2011-3-17 14110 Los Angeles Glendora, north of Mull Canyon debris basin 366 Comment
  RSA0092471  Platanus racemosa R. G. Swinney 2011-10-27 15913 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
  POM277123  Platystemon californicus E. S. Steele, G. F. Pratt 1934-3-21 s.n. Los Angeles Northwest of Lancaster, Mojave Desert. Comment
  RSA66237  Platystemon californicus F. W. Peirson 1903-2-24 1885 Los Angeles Valley at Eagle Rock Comment
  RSA445687  Platystemon californicus var. californicus Bonnie C. Templeton, I. W. Clokey 1930-4-8 1015 Los Angeles San Francisquito Canyon, San Gabriel Mts. 700 Comment
  UCR184117  Plectritis ciliosa subsp. insignis A. C. Sanders, T. B. Salvato 2007-4-24 33496 Los Angeles Tehachapi Mountains, hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1082 Comment
  CAS-BOT-BC356124  Pluchea odorata Ernest Braunton 1902-8-1 624 Los Angeles Cienega Comment
  LA12502  Poa annua Marjorie Bowler; 1937-10-20 62 Los Angeles ditch of Venice Blvd, Mar Vista Comment
  SBBG131644  Poa annua S. A. Junak 1999-4-22 SCa 845 Los Angeles Cape Cyn, just downstream from pumphouse, along E fork of Cape Cyn Rd, just upstream from fork in rd, NW-facing slope in cyn bottom 304 Comment
  LA200954  Poa annua Harlan Lewis; 1941-3-19 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). Comment
  UCR271827  Poa bulbosa subsp. vivipara R. G. Swinney 2011-6-23 15308 Los Angeles San Gabriel Mountains, Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  RSA760687  Poa pratensis R. G. Swinney 2008-10-10 9579 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  LA12576  Poa secunda Geo. B. Grant; 1905-4-4 3668 - Los Angeles near Pasadena Comment
  RSA597735  Poa secunda Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3791 Los Angeles San Gabriel Mountains: low saddle between Crystal Lake and the depression to its SSW. 1704 Comment
  RSA598865  Poa secunda Steve Boyd, Timothy S. Ross 1997-3-21 9242 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1194 Comment
  RSA715214  Poa secunda Gary D. Wallace, Bob Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1949 Los Angeles Fort Tejon Road. Comment
  HSC12179  Poa secunda subsp. secunda F. R. Fosberg 1931-3-24 4343 Los Angeles Hamilton's Canyon, Santa Catalina Island. 0 Comment
  SBBG56796  Poa secunda subsp. secunda R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  UCR276743  Polycarpon tetraphyllum R. G. Swinney 2010-8-11 13500 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  RSA477721  Polycarpon tetraphyllum Tom Burch 1940-04 s.n. Los Angeles Redondo Beach. South end of Town. 0 Comment
  UCD98408  Polycarpon tetraphyllum E. K. Balls 1953-5-7 18395 Los Angeles in Bontanic Garden in Claremont. 381 Comment
  RSA460145  Polygala cornuta var. fishiae L. E. Hoffman 1931-11-16 19271 Los Angeles Malibu Creek Comment
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Apr 30 2011
  UCR169445  Polygonum A. C. Sanders, Mark A. Elvin, Cathleen Weigand 2002-7-30 25483 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals 335 Comment
  RSA4817  Polygonum argyrocoleon James Snow 1932-1 s.n. Los Angeles Bryant Ranch, near Long Beach. Station #1, Plant #1 Comment
  UCR150052  Polygonum aviculare L. C. Wheeler 1973-6-15 s.n. Los Angeles Coastal Plains & Basins; Los Angeles Basin region, Los Angeles: between San Diego (405) Fwy and Sepulveda Blvd., just east of Alameda St 8 Comment
  RSA464412  Polygonum aviculare subsp. aviculare Robert Gustafson 1981-4-29 2224 Los Angeles Along the Centinella drainage ditch west of Lincoln Blvd. Comment
  RSA567528  Polygonum aviculare subsp. depressum Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3926 Los Angeles Liebre Mtn: near center of the long summit, in the vicinity of the old Radio Tower site; nr ctr NE 1/4 sect 10 1720 Comment
  RSA0084859  Polygonum lapathifolium R. G. Swinney 2010-9-1 13670 Los Angeles Big Tujunga Creek, under the overpass of the I-210 Fwy. and on either side, south of W. Tujunga Valley St. 338 Comment
  UC1595416  Polygonum lapathifolium Tim Ross and Annette H. Ross 1991-7-29 5719 Los Angeles Elephant Hill San Dimas USGS 7.5 ' quad, Puente Hills, W Pomona (base of n slope, n-most point of hills, w-running streamlet) 231 Comment
  POM18233  Polygonum lapathifolium P. A. Munz 1923-10-7 7794 Los Angeles Bouquet Canyon, Saugus. Comment
  RSA557819  Polygonum lapathifolium D. Charlton 1991-7-30 5539 Los Angeles Rancho Santa Clarita, Bouquet Canyon Rd, north of Jct. with Soledad Canyon Rd. 488 Comment
  UCR99556  Polygonum punctatum B. G. Pitzer, Paul Gomez 1996-4-28 2744 Los Angeles Los Angeles Basin, Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue Comment
  RSA466381  Polygonum ramosissimum Louis C. Wheeler 1932-9-8 1356 Los Angeles 2 mi. NE La Verne. 366 Comment
  CAS-BOT-BC71899  Polypodium californicum R. M. Beauchamp 1967-1-27 124 Los Angeles behind Wilson Cove Pier, San Clemente Island Comment
  CATA112  Polypodium californicum Mark L. Hoefs, A. Douglas Propst 1973-3-14 83 Los Angeles Santa Catalina Island: Cape Canyon 243 Comment
  LA94052  Polypodium californicum Lawrence L. Kiefer; 1966-3-12 1720 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, Tuna Canyon Road, ca 3 mi above Hwy 1, ravine just W of road. 289 Comment
  LA94058  Polypodium californicum Lawrence L. Kiefer; 1966-3-12 1703 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Rd. S of Mulholland Hwy, just N of Cold Creek and E of road. 304 Comment
  SBBG80338  Polypodium californicum F. C. Boutin 1967-4-23 1658 Los Angeles Lemon Tank 304 Comment
  RSA526146  Polypodium californicum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-6 4140 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  RSA689942  Polypodium californicum May N. Ackley 1931-2-22 99 Los Angeles Wolfskill camp, San Dimas Canyon Comment
  UCSB62359  Polypodium californicum Kiefer, Lawrence 1967-1-28 Los Angeles San Gabriel Mtns., NW of Sunland, Oliver Canyon, tributary of Big Tujunga Canyon, ca. 3/4mi above Foothill Blvd 487 Comment
  UCSB62394  Polypodium californicum Kendall, M 1921-2-13 Los Angeles Palmer's canyon Comment
  UCSB62409  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canyon Comment
  RSA733135  Polypogon australis R. G. Swinney 1998-8-1 6608 Los Angeles Mine Gulch at East Fork of San Gabriel River Canyon. Open canyon bottom, lower Mine Gulch with no riparian development except right at aconfluence; sandy-silty soil with rocks. 1341 Comment
  CATA1180  Polypogon interruptus Mark L. Hoefs 1995-5-30 2181 Los Angeles Santa Catalina Island: Near Ben Weston Road 30 Comment
  SD72761  Polypogon interruptus F. R. Fosberg 1931-5-2 S 4739 Los Angeles Middle Ranch Dam, Santa Catalina Isl., in wet streambed 199 Comment
  SBBG59504  Polypogon monspeliensis M. N. Ackley -Jun-1927 12 Los Angeles Sycamore Park 228 Comment
  SEINET3130259  Polypogon monspeliensis J. H. Barber 1897-5-12 151 Los Angeles Santa Monica For Station Comment
  LA10124  Polypogon monspeliensis M. Epling; Carl Epling 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA573737  Polystichum imbricans subsp. imbricans T. S. Ross 1992-7-17 6718 Los Angeles San Gabriel Mtns: Summit of Condor Peak. 1645 Comment
  RSA640826  Populus balsamifera subsp. trichocarpa Louis C. Wheeler 1931-4-8 s.n. Los Angeles San Gabriel Mountains: Upper San Dimas. . Comment
  RSA0113229  Populus fremontii R. G. Swinney 2011-3-29 14238 Los Angeles San Gabriel Mts.; Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel. 366 Comment
  UC1971604  Potamogeton foliosus LeRoy Gross 1998-10-16 90 Los Angeles SOUTHERN BASE SAN GABRIEL MTNS.: Tujunga Ponds. West of 210 freeway in Big Tujunga Wash, city of Sunland. Comment
  UCR47520  Potamogeton pectinatus Dave Thomason 1987-6-17 s.n. Los Angeles Transverse Range; Western San Gabriel Mtns./Mojave Desert, Lake Elizabeth, c. 15 mi west of Lancaster at head of Leona Valley 1006 Comment
  UCR150883  Potentilla glandulosa Valerie Soza, LeRoy Gross 1999-7-15 623 Los Angeles Transverse Ranges; San Gabriel Mtns, Mt Wilson Trail, N of junction with Upper Winter Creek Trail. SE side of Mt Harvard 1341 Comment
  NY689141  Potentilla multijuga H. E. Hasse 06 1893 s.n. Los Angeles Near Los Angeles. Comment
  CATA604  Primula clevelandii var. insularis Mark L. Hoefs 1991-4-7 1050 Los Angeles Santa Catalina Island: Divide Road, above Avalon Canyon 277 Comment
  SEINET10628875  Prunus domestica Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3759 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  RSA725081  Prunus fasciculata var. fasciculata Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -73 Los Angeles Bob's Gap. At the South edge of Bob's Gap, on slopes and roadside, and down in the wash. 1433 Comment
  RSA596618  Prunus ilicifolia subsp. ilicifolia Louis C. Wheeler 1966-11-19 9135 Los Angeles San Gabriel Mountains. Tunnel Bypass, 1/4 mi. upstream from Dutch Louie Camp, Pacoima Canyon. 716 Comment
  SBBG71033  Prunus ilicifolia subsp. ilicifolia M. N. Ackley -Jun-1927 954 Los Angeles Switzerland 914 Comment
  CAS-BOT-BC154775  Prunus virginiana var. demissa Timothy S. Ross 1994-4-28 7568 Los Angeles Grass Mountain: Northeast summit (ca 4560 ft) 1386 Comment
  CAS-BOT-BC356553  Pseudognaphalium biolettii John H. Thomas 1957-2-14 6487 Los Angeles Hills north of Eagle Rock, about 3-4 miles east of Pasadena 304 Comment
  CATA1040  Pseudognaphalium biolettii Mark L. Hoefs 1995-5-10 1965 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  LA32061  Pseudognaphalium biolettii Peter H. Raven; 1959-2-15 13786 Los Angeles Santa Monica Mountains, Brown Canyon, 2.6 mi N of Sunset Blvd on Beverly Glen Blvd 213 Comment
  SBBG31425  Pseudognaphalium biolettii R. F. Thorne 1966-4-6 35924 Los Angeles ca. 1 mi W of Empire Landing 76 Comment
  UCR270161  Pseudognaphalium biolettii R. G. Swinney 2011-4-9 14383 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
  CHSC3734  Pseudognaphalium californicum Sue Boergadine 1966-5-12 Los Angeles San Raphael Mts. Comment
  SBBG108925  Pseudognaphalium californicum S. A. Junak 1997-4-24 SCl 870 Los Angeles terrace just S of Wall Rock Cyn, near small fork from S side 298 Comment
  SBBG94273  Pseudognaphalium californicum F. R. Fosberg 1931-4-2 4449 Los Angeles Camp Frost 300 Comment
  SDSU3731  Pseudognaphalium californicum H. Wedberg 1966-4-3 1201 Los Angeles Above Hill Drive. x Neal, in Eagle Rock. 457 Comment
  CAS-BOT-BC357041  Pseudognaphalium luteoalbum Timothy S. Ross; Steve Boyd 1994-5-10 7710 Los Angeles Liebre Mountains. Warm Springs Canyon: Spring (un-named, but marked on topo map) along Warm Springs - Fish Canyon Truck Trail (6N32); ca 2160 m NNW of Warm Springs Mtn summit 804 Comment
  UC32039  Pseudognaphalium ramosissimum H. P. Chandler 1897-1-25 Los Angeles Leslie Canyon San Antonio Mts., Leslie Canyon 548 Comment
  SEINET5334803  Pseudotsuga macrocarpa W. D. Billings 1951-6-18 2102 Los Angeles Local in steep canyons and ravines, San Gabriel Range 91 Comment
  SEINET3151321  Pteridium aquilinum var. pubescens G. B. Grant 1904-7-23 1063 Los Angeles Mt. San Gorgonio 2286 Comment
  RSA332612  Pterospora andromedea Wayen E. Sawyer 1981-8-11 130 Los Angeles CA Hwy. 2 between Dawson Saddle and junction of CA Hwy. 39, 1.8 mi from Dawson Saddle 2256 Comment
  CAS-BOT-BC421208  Pterostegia drymarioides Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3799 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake [ridge descending SSW from Mt. Islip] 1865 Comment
  POM243817  Pterostegia drymarioides F. R. Fosberg 1931-4-2 S 4452 Los Angeles Santa Catalina Island. Hamilton Canyon near Avalon 250 Comment
  RSA624050  Pterostegia drymarioides Louis C. Wheeler 1967-5-23 9708 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  RSA736332  Punica granatum Scott D. White, Justin M. Wood 2008-5-19 12014 Los Angeles Whittier Narrows Dam County Recreation Area. San Gabriel River floodplain, between Durfee Ave. and 605 freeway. SCE powerline corridor. 67 Comment
  UC25276  Pycnanthemum californicum J. H. Barber 1897-6-30 239 Los Angeles Pierson's Mine Comment
  RSA584120  Pyracantha koidzumii Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 2988 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon. 1255 Comment
  UC993202  Quercus J. M. Tucker 1948-9-26 1880 Los Angeles 9.6 mi e Gorman (beside Highway 138) Comment
  POM48579  Quercus X grandidentata George B. Grant 1904-6-14 s.n. Los Angeles Monrovia Comment
  CAS-BOT-BC104384  Quercus X macdonaldii Alice Eastwood 1917-7-20 6519 Los Angeles Santa Catalina Island Comment
  UCD46917  Quercus X macdonaldii Robert F. Thorne 1966-9-15 36702 Los Angeles Santa Catalina Island: Cape Canyon near small reservoir; 320 Comment
  CAS-BOT-BC45632  Quercus agrifolia Marian L. Campbell 1921-3-28 129 Los Angeles Unspecified Comment
  RSA76856  Quercus agrifolia var. agrifolia I. M. Johnston 1927-9-10 s.n. Los Angeles Switzer's camp Comment
  RSA595796  Quercus berberidifolia Steve Boyd, Lauren Raz 1996-10-8 9016 Los Angeles Liebre Mountains region, crest of Sierra Pelona area at the headwaters of the westerly fork of Maple Canyon, west of Mount McDill. 1402 Comment
  RSA608714  Quercus berberidifolia Louis C. Wheeler 1931-3-30 s.n. Los Angeles Claremont: College Way. Comment
  CAS-BOT-BC62571  Quercus chrysolepis Timothy S. Ross 1990-8-17 3157 Los Angeles San Gabriel Mountains: Icy Springs in upper Big Rock Creek, Valyermo 7.5' USGS Quadrangle 1764 Comment
  POM180345  Quercus chrysolepis Edwin B. Bartram 1920-6-30 528 Los Angeles Mt. Lowe 1433 Comment
  RSA0082596  Quercus chrysolepis R. G. Swinney 2010-8-30 13628 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  UC1746088  Quercus chrysolepis Annetta M. Carter, Arthur Carter 1935-9-12 975 Los Angeles Chilao (Chellea). San Gabriel Mtns. 1630 Comment
  UC57497  Quercus chrysolepis J. H. Barber 1897-6-30 228 Los Angeles Pierson's Mine San Gabriel Mts., Aliso Canyon Comment
  SJSU633  Quercus dumosa F. R. Fosberg 1932-3-22 S 5433 Los Angeles near Wrigley Reservoir, Gallagher's Canyon (left Fork), Santa Catalina Island 396 Comment
  CAS-BOT-BC86217  Quercus dumosa J. Ewan 1931-10-24 5259 b Los Angeles One mile above Malibu Lake on Seminole Hot Springs Rd. Santa Monica Mts. Comment
  UCR180023  Quercus durata R. G. Swinney, Dave Larson 1996-8-7 5225 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, southern third of west half of Brown's Flat 1317 Comment
  UCSB68632  Quercus durata Gross, LeRoy 2000-10-28 Los Angeles Verdugo Mountains: Beaudry fire road north of Radio Towers, west of head of Deer Creek 792 Comment
  POM2110  Quercus durata var. gabrielensis I. M. Johnston 1918-9-1 2138 Los Angeles Fern Canyon, north of Brown's Flat; (just north of Pomona 'P') Comment
  POM270186  Quercus durata var. gabrielensis Lyman Benson 1946-10-15 12204 Los Angeles South margin, 2 miles north of Claremont; San Gabriel Mt. 457 Comment
  UCD56585  Quercus durata var. gabrielensis Scott D. White; Michael Honer 2004-6-30 10546 Los Angeles San Gabriel Mountains. Mt. Baldy (town). Along Glendora Ridge Rd. Ca. 0.25 mile SE of jtn. w/ Mt. Baldy Rd. 1310 Comment
  UCR238633  Quercus durata var. gabrielensis Anuja Parikh, Nathan Gale 2010-6-25 3364 Los Angeles Transverse Range; San Gabriel Mtns., upper Van Tassel Canyon, 0.2 km SW of Mount Bliss 1080 Comment
  CAS-BOT-BC94160  Quercus engelmannii Alice Eastwood 1915-8-25 4913 Los Angeles Duarte Comment
  CAS-BOT-BC94168  Quercus engelmannii W. R. Dudley 1907-12-1 s.n. Los Angeles Near Monrovia Comment
  RSA36087  Quercus engelmannii P. A. Munz 1946-11 11606 Los Angeles Home of I. W. Clokey, Laurel St., South Pasadena Comment
  SBBG58947  Quercus engelmannii unknown 1928-8-26 Los Angeles Pasadena Comment
  UCR273912  Quercus ilex Steven A. Junak 1999-5-8 SCa- 916 Los Angeles California Islands, Santa Catalina Island, Fern Canyon, Cottonwood Canyon watershed, just upstream from fenceline Comment
  CAS-BOT-BC104304  Quercus oblongifolia Miss Turner 1918-12-16 s.n. Los Angeles Canyon road, back of San Gabriel Mission, Los Angeles Comment
  UCR141312  Quercus tomentella R. F. Thorne 1971-5-18 41361 Los Angeles Santa Catalina Island, Upper part of West Fork of Gallagher Canyon 381 Comment
  RSA477122  Quercus wislizeni var. frutescens Christopher Davidson 1975-5-25 2554 Los Angeles 1.4 mi from Old Ridge Route (8N04) on rd 7N23 to Liebre Mountain. Angeles Nat. For. 1433 Comment
  SBBG59048  Quercus wislizeni var. frutescens R. Hoffmann 1927-8-31 Los Angeles Mint Cyn, Oak's Garage Comment
  RSA746844  Rafinesquia californica R. G. Swinney 2008-5-5 8780 Los Angeles 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
  RSA660444  Rafinesquia californica Orlando Mistretta 1992-6-17 583 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  SBBG131556  Rafinesquia californica S. A. Junak 2000-4-15 SCa 1199 Los Angeles E side of rd to Lone Tree, ca. 0.1 mi from jct with Divide Rd 472 Comment
  RSA399393  Ranunculus californicus David Young 1969-3-10 p 411 Los Angeles 1/2 mi. from gate 6 of Puddingstone State Park, off San Dimas Ave. in canyon 300 yds NW of the road. 305 Comment
  POM199730  Ranunculus hebecarpus I. W. Clokey, Bonnie C. Templeton 1929-04 4429 Los Angeles Mandeville Canyon, Santa Monica Mountains 300 Comment
  RSA399999  Ranunculus hebecarpus E. Crow 1928-4-11 238 Los Angeles Hills southwest of Pomona. Comment
  RSA632017  Raphanus raphanistrum L. C. Wheeler 1973-4-8 s.n. Los Angeles Kagel Canyon. 670 Comment
  RSA431488  Raphanus sativus Robert M. Perkins 1935-3-24 39 Los Angeles San Antonio Canyon.[San Gabriel Mountains] Comment
  UCR91301  Raphanus sativus B. G. Pitzer, Paul Gomez 1996-4-28 2739 Los Angeles Los Angeles Basin, Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue Comment
  SD39747  Raphanus sativus Edith A. Purer 1931-4-8 2007 Los Angeles El Segundo Comment
  SFV5506  Raphanus sativus W. A. Kelley 1966-3-2 s. n. Los Angeles West Los Angeles. Lot north of Sunset Blvd. on Sepulveda. Comment
  UC56903  Raphanus sativus Ernest Braunton 1902-5-10 357 Los Angeles Rivera Comment
  SEINET3840105  Rehmannia angulata Unknown 1939-7-10 Los Angeles Los Angeles campus Comment
  RSA0056309  Rhamnus californica Geo. E. Julian 1964-4-11 s.n. Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  JEPS42078  Rhamnus californica subsp. californica C. E. Hutchinson 1892-7-20 Los Angeles Mt. Wilson San Gabriel Mts. 609 Comment
  UCR216933  Rhamnus crocea R. G. Swinney 2009-3-19 10134 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, between I-210 Fwy and Foothill Blvd., west side of the river channel 171 Comment
  UC18538  Rhamnus crocea Dr. A. Davidson 1891-1 Los Angeles Comment
  POM158336  Rhamnus pirifolia M. B. Dunkle 1928-3-4 1716 Los Angeles Orizaba Canyon, Santa Catalina Island. 244 Comment
  POM220015  Rhamnus pirifolia F. R. Fosberg 1932-5-6 8134 Los Angeles Big Wash Canyon, Avalon, Santa Catalina Island. 50 Comment
  SD112065  Rhamnus pirifolia Linda Allen, Betsy Carpenter 1975-3-22 Los Angeles Santa Catalina Island, Cape Canyon. Comment
  UCD39261  Rhus aromatica B. Crampton 1976-9-21 9411 Los Angeles ca. 10 miles east of Saugus. Agua Dulce canyon area. Comment
  UCR125158  Rhus aromatica A. C. Sanders, Mark Elvin 2002-6-18 25121 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  POM86031  Rhus integrifolia Marcus E. Jones 1882-2-28 s.n. Los Angeles Pasadena. Comment
  RSA533491  Rhus integrifolia T. S. Ross 1991-3-9 4183 Los Angeles Whittier Hills (Puente Hills, pro parte): head of Oak Cyn, SE side of ridgetop knoll. 369 Comment
  UCR209048  Rhus integrifolia Dan S. Cooper 2009-2-24 s.n. Los Angeles Santa Monica Mountains, Beverly Hills, near upper end of Laurel Way in lower Franklin Canyon 235 Comment
  UCR270068  Rhus ovata R. G. Swinney 2011-4-9 14358 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
  CAS-BOT-BC92284  Ribes amarum Ellsworth Bethel 1920-2-17 s.n. Los Angeles Mount Wilson, half-way house. Comment
  UCR258905  Ribes aureum R. G. Swinney 2010-4-30 12464 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, 0.67 miles east of Wilson Cyn. Debris Basin on south side of the ridge south of the southern of the two eastern forks of Wilson Cyn. 616 Comment
  LA205466  Ribes aureum var. gracillimum J. Sauer; T. Brothers 1979-5-6 6069 Los Angeles Soledad Canyon, near Ravenna Comment
  RSA0089426  Ribes aureum var. gracillimum R. G. Swinney 2011-3-17 14108 Los Angeles Glendora, north of Mull Canyon debris basin 366 Comment
  UCR78123  Ribes aureum var. gracillimum Wandalee Thompson 1964-4-11 4 Los Angeles San Gabriel Mtns., Liebre Mtns.: San Francisquito Canyon Road at Powerhouse No. 2, San Francisquito Canyon, Angeles National Forest 457 Comment
  CAS-BOT-BC93084  Ribes californicum var. hesperium Prof. W. R. Dudley 1907-12-1 s.n. Los Angeles Sawpit Canon [Canyon] (near Monrovia). Comment
  UC1127404  Ribes californicum var. hesperium P. L. Johannsen 1934-2-15 284 Los Angeles Towsley Canyon Santa Susana Quadrangle Comment
  CAS-BOT-BC173104  Ribes indecorum Henry J. Thompson; Peter H. Raven 1959-2-25 13811 Los Angeles 1.2 miles east of summit, Saddle Peak. Santa Monica Mountains 670 Comment
  UC1127638 Image available Ribes indecorum Jerome S. Horton 1939-1-9 526 Los Angeles 1/4 mi se San Dimas reservoir (Camp 10, road above San Dimas <?>); San Dimas Experimental Forest, Pomona Quadrangle Comment
  UC921816 Image available Ribes indecorum L. R. Abrams 1916-1-3 5572 Los Angeles between Duarte and Azusa Comment
  RSA0025041  Ribes indecorum T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  CAS-BOT-BC173403  Ribes malvaceum Tim Ross; Peter Fritsch 1990-6-20 3646 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24) 2.6 miles below Pine Mtn junction; 80 degrees ENE, ca 1720 meters distant from Pine Mtn [4539'] 1031 Comment
  CAS-BOT-BC173440  Ribes malvaceum A. J. McClatchie 1893-2-1 s.n. Los Angeles San Gabriel Mts., near Pasadena Comment
  HSC87292  Ribes malvaceum Steve Boyd, T. S. Elias 1987-4-14 2045 Los Angeles San Gabriel Mtns., Rincon- Red Box Rd., S of Rincon Forest Station, N of Glendora Comment
  LA50739  Ribes malvaceum Carl Epling; 1925-2-10 6277 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  LA51402  Ribes malvaceum Henry J. Thompson; 1959-2-20 1839 Los Angeles 365 Comment
  RSA741086  Ribes malvaceum Justin M. Wood 2008-11-20 235 Los Angeles ANF Road (1N36) / SCE access road W of Van Tassel Canyon. Above the city of Duarte. 305 Comment
  RSA441487  Ribes malvaceum var. viridifolium Ora M. Clark 1929-1-27 1485 Los Angeles North Hollywood Comment
  POM92276  Ribes malvaceum var. viridifolium Marcus E. Jones 1882-2-28 s.n. Los Angeles Pasadena. Comment
  POM97485  Ribes malvaceum var. viridifolium P. A. Munz 1925-3-18 8921 Los Angeles Newhall Grade. Comment
  RSA589107  Ribes nevadense Orlando Mistretta 1994-7-1 1391 Los Angeles San Gabriel Mountains: Santiago Canyon. Sheep Camp Spring, Northwest of summit of Pacifico Mountain. 1951 Comment
  UCR99471  Ribes quercetorum Steve Boyd, T. S. Ross 1997-3-21 9211 Los Angeles Liebre Mountains, Portal Ridge, about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring 1183 Comment
  RSA602472  Ribes roezlii Scott D. White 1997-5-8 5076 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below Morris Dam. 244 Comment
  UCR124733  Ribes roezlii var. roezlii B. C. Templeton 1932-7-21 5020 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UC1922526  Ribes speciosum Valerie Soza, LeRoy Gross 2001-5-9 1207 Los Angeles Transverse Ranges; Verdugo Mountains region; Southern San Rafael Hills: South of western end of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 297 Comment
  CAS-BOT-BC168672  Ribes speciosum Dr. H. E. Hasse 1889-1-19 s.n. Los Angeles Unspecified Comment
  UCR209113  Ribes velutinum R. G. Swinney 2008-6-18 9073 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
  SBBG21943  Ribes viburnifolium R. F. Thorne with P. C. Everett 1964-2-6 33292 Los Angeles above Fourth of July Cove 30 Comment
  SBBG78088  Ribes viburnifolium L. Rowntree 1929-5-20 Los Angeles Santa Catalina Island 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
  CAS-BOT-BC147482  Rosa californica June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island, Middle Ranch Comment
  SEINET3157411  Rosa californica G. B. Grant 1131 Los Angeles Pasadena Comment
  RSA598681  Rubus Louis C. Wheeler 1949-5-19 6705 Los Angeles Potrero Heights. Comment
  CATA2965  Rubus armeniacus Charlie de la Rosa 2011-5-10 Los Angeles Santa Catalina Island: Sweetwater Canyon 260 Comment
  RSA86837  Rubus parviflorus F. W. Peirson 1921-6-17 1958 Los Angeles Buckhorn, at crossing of Little Rocky [Little Rock Creek] by the Chilao Islip Trail, San Gabriel Mts 1982 Comment
  SBBG112817  Rumex conglomeratus S. A. Junak with K. Kirkland 1998-7-17 SCa 779 Los Angeles lower portion of Silver Cyn, ca. 0.4 air mi inland from beach 36 Comment
  RSA547812  Rumex crispus Tim S. Ross, Peter Fritsch 1990-6-20 3612 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  CAS-BOT-BC433572  Rumex hymenosepalus Timothy S. Ross; Victor W Steinmann 1995-5-8 8550 Los Angeles Liebre Mountains. NE side of Bouquet Reservoir; Spunky Canyon Road ca 500 m SE of the mouth of Spunky Canyon. 918 Comment
  RSA589202  Rumex hymenosepalus Tim S. Ross 1991-4-27 4687 Los Angeles Mojave Desert: Black Butte Basin Road at intersection with Avenue 'U', NW corner; 0.85 mile and ca 152 deg. SW of Three Sisters (buttes). 959 Comment
  RSA0119005  Rumex salicifolius A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33521 Los Angeles Western End of Antelope Valley and Mojave Desert: hills south of Hwy 138 at 290th St. West, SW of VABM Zana. 915 Comment
  RSA595428  Rumex salicifolius Mark Hoefs, Robert F. Thorne, Janet Takara 1995-7-25 2439 Los Angeles Santa Catalina Island, Echo Lake. 396 Comment
  SD85198  Rumex salicifolius Martin A. Piehl 1962-10-3 62500 Los Angeles Santa Catalina Island, Echo lake Comment
  SBBG131627  Rumex salicifolius S. A. Junak 1999-9-10 SCa 1086 Los Angeles S side of upper reservoir, Bulrush Cyn 316 Comment
  UC1211159  Rumex salicifolius var. salicifolius Huron H. Smith 1912-6-15 5111 Los Angeles road to Middle Ranch Santa Catalina Island 365 Comment
  POM1629  Rupertia physodes P. A. Munz 1918-5-25 2278 Los Angeles Claremont - Live Oak Canyon Comment
  RSA0055074  Salazaria mexicana James R. Shevock 1972-4-25 1589 Los Angeles Sierra Highway, near Palmdale. 967 Comment
  RSA478893  Salicornia virginica F. R. Fosberg 1930-6-23 S 2952 Los Angeles Del Rey. 1 Comment
  UC1871183  Salix exigua T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4945 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  SBBG131555  Salix exigua S. A. Junak 1999-7-16 SCa 1051 Los Angeles lower Cottonwood Cyn, just downstream from crossing of rd to Ben Weston Beach 27 Comment
  LA200827  Salix laevigata Carl Hedin; J. A. Ewan 1932-4-22 7628 Los Angeles SAN FERNANDO VALLEY, Los Angeles River, 0.4 km E of Radford Dr. Comment
  POM186369  Salix laevigata A. N. Dunn, Joseph A. Ewan 1933-7-23 7818 Los Angeles Colby's Ranch, San Gabriel Mountains 1143 Comment
  POM362605  Salix laevigata Anstruther Davidson 1928 Los Angeles Los Angeles. Comment
  RSA12638  Salix laevigata Carl B. Wolf 1934-8-16 6061 Los Angeles Bryant Ranch east of Long Beach. East side of San Gabriel Flood Control. 700 ft. east and 200 feet south of center of section 25. Comment
  SBBG59099  Salix laevigata Mrs. H. P. Bracelin, F. R. Fosberg 1931-10-11 568 Los Angeles lower Topanga Cyn 15 Comment
  UC482204  Salix laevigata Mrs. H. P. Bracelin and F. R. Fosberg 1931-10-11 568 Los Angeles 2.5 km. w Ocean Beach; Santa Monica Mts., Lower Topanga Canyon 15 Comment
  RSA92702  Salix laevigata F. W. Peirson 1923-5-27 9609 Los Angeles Pallett Creek, north slope of San Gabriel Mountains 1098 Comment
  CATA3188  Salix lasiolepis Julia Parish 2016-8-9 006 Los Angeles Santa Catalina Island: East of Old Cottonwood Dam Road, at drainage crossing 68 Comment
  LA208793  Salix lasiolepis Carl Hedin; Joseph Ewan 1933-2-16 7656 Los Angeles Verdugo Canyon at Colina Drive [Area 3] Comment
  LA208805  Salix lasiolepis Carl Hedin; Joseph Ewan 1933-6-29 7668 Los Angeles Ballona Creek at Ballona Marshes [Area 4] Comment
  POM362724  Salix lasiolepis E. S. Spalding 1922-12-27 s.n. Los Angeles S. Pasadena Comment
  RSA0065848  Salix lasiolepis LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6779 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA6433  Salix lasiolepis Carl. W. Sharsmith 1932-1-17 10 Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  UC506460  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-1-28 7638 Los Angeles 4 hectometers e. of Radford Dr. Los Angeles R.; San Fernando Valley, Los Angeles R. Comment
  LA212144  Salix lasiolepis Robin J. Tausch; 1963-2-22 s.n. Los Angeles Bull Creek Cyn., N. Ranaldi St., Granada Hills. Comment
  UC506436  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-3-25 7657 Los Angeles Comment
  CAS-BOT-BC107535  Salix lasiolepis var. lasiolepis Carl Epling; Lincoln Ellison 1930-3-1 s.n. Los Angeles Mandeville Canyon Comment
  CAS-BOT-BC125661  Salix melanopsis Le Roy Abrams; E. A. McGregor 1908-6-20 406 Los Angeles Liebre Mountains, Oakgrove Canyon & Elizabeth Lake Comment
  UCR132303  Salpichroa origanifolia John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect two 396 Comment
  CAS-BOT-BC180749  Salsola tragus Peter H. Raven; Henry J. Thompson 1959-10-14 14643 Los Angeles East end of Malibu Lake, Santa Monica Mountains 220 Comment
  RSA607577  Salsola tragus L. C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. & San Diego Fwy, between Sepulveda & 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.] Comment
  RSA789032  Saltugilia splendens subsp. splendens J. Mark Porter, Lauren Machen 2012-5-20 15166 Los Angeles San Gabriel Mountains, Along Highway 2 (Angeles Crest Highway) NE of Wrightwood, in lower Swarthout Canyon. 1639 Comment
  RSA67058  Saltugilia splendens subsp. splendens Verne Grant, Alva Grant 1951-6-15 16054 Los Angeles Big Pines, San Gabriel Mts. Noted also on summit of ridge at Inspiration Point. 2104 Comment
  HSC12388  Salvia apiana Wendell Wood 1970-6-21 20 Los Angeles Linda Vista Rd. and Figueroa, Glendale 457 Comment
  RSA0082595  Salvia apiana R. G. Swinney 2010-6-4 12989 Los Angeles Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon. 476 Comment
  RSA145220  Salvia apiana Alice Ann Webb 1961-3-17 784 Los Angeles End of Indian Hill (N.), where bulldozers were messing around, Claremont. Mt. Range - San Gabriel. 457 Comment
  RSA215195  Salvia apiana Louis C. Wheeler 1932-5-21 727 Los Angeles Garapito Creek, Santa Monica Mountains. 305 Comment
  RSA411295  Salvia apiana L. E. Hoffman 1931-11-9 s.n. Los Angeles San Gabriel Mountains: Millards Canyon, Angeles National Forest. Comment
  RSA9645  Salvia apiana Louis C. Wheeler 1932-4-15 622 Los Angeles Edge of hills 1/2 mile E Palmer Canyon, San Gabriel Mountains. 610 Comment
  SD113355  Salvia apiana unknown 1915-6-3 70 Los Angeles Claremont Comment
  UCR276737  Salvia apiana R. G. Swinney 2010-8-11 13507 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  POM82648  Salvia apiana L. Ballou 1924-5-5 s.n. Los Angeles Claremont. 396 Comment
  RSA442857  Salvia apiana William Emboden 1969-5-28 50 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA608636  Salvia columbariae Louis C. Wheeler 1931-3-20 s.n. Los Angeles Pomona: Ganesha Heights. Comment
  RSA401465B  Salvia columbariae N. C. Cooper 1945-5-1 2241 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  UCSB9267  Salvia dorrii var. dorrii Wedberg, H. 1957-4-19 Los Angeles 0.5 mi E Pearblossom 914 Comment
  CAS-BOT-BC224952  Salvia dorrii var. pilosa A. D. E. Elmer 1902-6-1 3696 Los Angeles Vincent Comment
  CAS-BOT-BC233690  Salvia leucophylla Carl Epling; N. Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  JEPS57330  Salvia leucophylla L. R. Heckard 1968-5-11 1846 Los Angeles just e Highway 126 junction with the Saugus-Bouquet Canyon road (along Highway 126) 548 Comment
  SFV3220  Salvia leucophylla J. C. Crawford 1958-5-4 s. n. Los Angeles San Gabriel Mountains Bouquet Canyon. 460 Comment
  RSA664094  Salvia mellifera Marianne Marshall 1981-5-29 23 Los Angeles Ca. Hwy 39, 4.7 mi. N of junction w/ Sierra Madre Ave. N of Azusa. Comment
  UC311249  Salvia mellifera Philip A. Munz 1926-4-4 10014 Los Angeles 2 mi n Saugus Comment
  UCD168367  Salvia mellifera J. W. Barry 1980-5-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  RSA0035456  Salvia mellifera Roxanne Smith 1991-5-5 9 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
  UCR100058  Salvia spathacea R. G. Swinney 1969-4-2 323 Los Angeles Western Transverse Range; Santa Monica Mtns., 2 miles SW of Cornell on Mulholland Highway 396 Comment
  PASA280  Sambucus cerulea Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  RSA477555  Sambucus mexicana E. A. McGregor 1964-4-20 s.n. Los Angeles Ravine, east of Whittier College, Whittier. Comment
  IRVC28706  Sambucus mexicana A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25497 Los Angeles canyon draining into Santa Clara River Valley from the south off "Round Mtn." (peak 1476), north of Potrero Canyon NE end of Santa Susana Mtns. 305 Comment
  CAS-BOT-BC238752  Sambucus nigra subsp. caerulea Alice Eastwood 1915-8-25 s.n. Los Angeles Duarte Comment
  LA91438  Sambucus nigra subsp. canadensis Bruce Douglas Clayton; Greg Clayton 1972-3-30 38 Los Angeles SANTA MONICA MOUNTAINS, Nettleburn Creek Canyon, Mountain Park Research Campus, at head of canyon. 585 Comment
  UCD127920  Sanicula arguta P. B. Kennedy 1928-3-28 s.n. Los Angeles southeast of golf-links, Avalon, Santa Catalina Island. Comment
  POM9550  Sanicula crassicaulis P. A. Munz 1920-5-17 3965 Los Angeles Topango [Topanga] Canon. Santa Monica Mts. 121 Comment
  RSA763506  Sanicula crassicaulis Orlando Mistretta, Christine Mistretta 2008-5-6 2667 Los Angeles Southern California Edison transmission line corridor (Segment 11, Impact Areas 14, 15, 16 (Gould Subtation) per TRTP Survey 2008), in the vicinity of Arroyo Seco Canyon. 576 Comment
  UCR99518  Sanicula tuberosa Steve Boyd, Lauren Raz 1997-5-6 9720 Los Angeles Liebre Mountains, San Francisquito Canyon, W side of canyon at E edge of Red Mtn ridge system, just north of confluence with Bee Canyon and 1.5 road mi. south of the Clearwater Canyon Truck Trail (6N24). 732 Comment
  RSA250686  Saxifraga californica R. F. Thorne 1971-4-2 41431 Los Angeles Johnson's Pasture s, N. of Mountain Avenue, Claremont 549 Comment
  SEINET10454090  Schinus molle Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4789 Los Angeles Santa Catalina Island; Catalina Conservancy Land, Middle Canyon, just downstream of Pump Station #2. Along Middle Canyon Trail (Road), between the Middle Ranch Junction and Cape Canyon Trail. 7-8 miles west of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 350 Comment
  LA201029  Schismus barbatus Carl Wishner; 1989-4-12 1557 Los Angeles SIMI HILLS, Liberty Canyon, quarry site 0.25 mi NW of US 101 underpass. 320 Comment
  IRVC29014  Schoenoplectus americanus A. C. Sanders, Mark Elvin 2002-6-25 25291 Los Angeles Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 274 Comment
  UCR9389  Scirpus microcarpus D. H. Wilken 1965-4-23 223 Los Angeles San Gabriel Mtns., San Antonio Canyon between Mt. Baldy P.O. & mouth of canyon 1220 Comment
  RSA0036212  Scrophularia californica Serena Light 1966-5-31 s.n. Los Angeles San Rafael Hills Comment
  UC1595219  Scrophularia californica subsp. californica Tim Ross and Peter Fritsch 1990-6-20 3656 Los Angeles ridgetop between W Fork San Gabriel River and Roberts Canyon (Rincon-Red Box Rd); San Gabriel Mts 1255 Comment
  LA92011  Scrophularia villosa Peter H. Raven; 1962-5-10 17711 Los Angeles San Clemente Island, floor of canyon N of Thirst 304 Comment
  RSA445335B  Scutellaria siphocampyloides Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  UCR108207  Secale cereale Steve Boyd, Valerie Soza 1998-4-28 10169 Los Angeles Liebre Mtns, Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Calif. Hwy 138, west of Fairmont Comment
  UCR186868  Secale cereale Rachel Woodard 2006-4-27 s.n. Los Angeles Tehachapi Mtns. Foothills, low hills north of Hwy 138, 1.2 miles north of La Liebre Ranch 939 Comment
  LA94006  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-12 1668 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Decker Rd., ca 1 mi E of Ventura County line. 304 Comment
  CAS-BOT-BC62036  Selaginella bigelovii L. R. A. 1898-12-1 219 Los Angeles Eaton Canyon Comment
  LA5811  Selaginella bigelovii Carl Epling; 1925-1-1 6215 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA638936  Selaginella bigelovii Louis Cutter Wheeler 1967-5-15 9582 Los Angeles San Gabriel Mountains: East side Elsmere Canyon, near mouth.. 518 Comment
  UC741140  Senecio californicus B. C. Templeton 1939-4-10 4616 Los Angeles Playa del Rey to El Segundo 10 Comment
  UC831626  Senecio californicus I. W. Clokey and B. C. Templeton 1930-4-8 4723 Los Angeles San Francisquito Canyon 800 Comment
  UCR99483  Senecio californicus Steve Boyd, L. Raz 1997-3-4 9152 Los Angeles Liebre Mtns., Plum Canyon SW of Cruzan Mesa along Arline Road c. 2 mi west of the junction with Sierra Hwy in Mint Canyon. 610 Comment
  RSA0012729  Senecio californicus Fordyce Grinnell Jr. 1921-4-3 17783 Los Angeles Pacoima Canyon. Comment
  CAS-BOT-BC333084  Senecio flaccidus var. douglasii John Thomas Howell 1927-11-13 3203 Los Angeles 1 1/2 miles east of Elizabeth Lake, Liebre Mountains 914 Comment
  JEPS37252  Senecio flaccidus var. douglasii F. W. Peirson 1918-6-28 247 Los Angeles Lower Rubio Canyon San Gabriel Mts. 579 Comment
  POM155625  Senecio flaccidus var. douglasii M. L. Bryan 1928-9-2 20 Los Angeles Mandeville Canyon, near Santa Monica 152 Comment
  RSA529897  Senecio flaccidus var. douglasii Timothy S. Ross 1991-8-16 5800 Los Angeles Woodwardia canyon, San Gabriel Mtns (N of Pasadena) 819 Comment
  CAS-BOT-BC341203  Senecio lyonii Brandegee No date on label s.n. Los Angeles Santa Catalina Island Comment
  RSA576180  Senecio lyonii Reid V. Moran 1941-2-18 589 Los Angeles Channel Islands, [San Clemente Island], mouth of Middle Ranch Canyon. 150 Comment
  SBBG128451  Senecio lyonii M. L. Hoefs 1994-5-21 1859 Los Angeles near upper Renton Mine Rd 252 Comment
  RSA613025  Senecio mikanioides L. C. Wheeler 1974-12-29 s.n. Los Angeles San Gabriel Mountains: Bottom of Millard Canyon, on both sides of Angeles National Forest Boundary. Comment
  UCR274957  Senecio vulgaris Michael Honer, Rachel Woodard 2006-4-21 2222 Los Angeles Tehachapi Mountains area:, Slopes above Oso Canyon; c. 2 miles north of Quail Lake; 1.2 miles west of cement plant rd. 1006 Comment
  CATA612  Senecio vulgaris Mark L. Hoefs 1991-4-8 1062 Los Angeles Santa Catalina Island: Upper Avalon Canyon, below Wrigley Memorial, near drainage channel 143 Comment
  UCSB41662  Senecio vulgaris Warren, Linette 1982-4-17 Los Angeles 900 feet up dirt road off Browns Canyon Road; 0.5 miles north of its junction with Simi Valley Fwy.; Browns Canyon; Chatsworth 365 Comment
  SDSU2030  Sequoia sempervirens Gerald Collier 1951-4-8 J 55 Los Angeles 2615 Lower Azusa Road, El Monte. About 12 miles east of L.A. Comment
  RSA402662  Sesuvium verrucosum Anstruther Davidson 1891-6-14 s.n. Los Angeles Nigger Slough . [locality name change to Laguna Dominguez ] Comment
  POM186348  Setaria parviflora Joseph A. Ewan 1932-7-11 7470 Los Angeles Ingraham Street. Comment
  UC1215246  Silene antirrhina Peter H. Raven 1962-5-9 17680 Los Angeles near head of canyon above Mosquito Cove; San Clemente Island, above Mosquito Cove 335 Comment
  CAS-BOT-BC387020  Silene gallica A. C. Sanders; Dan S. Cooper 2010-3-12 37321 Los Angeles South Coast: Madrona Marsh, Torrance 24 Comment
  UCR200000  Silene gallica Valerie Soza, Mariam Sidibeh 2003-3-26 1609 Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Drive and Camino San Rafael junction, above Mayors Bicentennial Park 579 Comment
  UCR51074  Silene gallica A. C. Sanders 1988-3-17 7729 Los Angeles Pacific Coast, El Segundo Dunes, immediately west of the LA International airport and Pershing Dr., east of Vista Del Mar Blvd. 30 Comment
  CAS-BOT-BC387018  Silene gallica Reid Moran 1941-3-14 705 Los Angeles Santa Catalina Island; Middle Ranch Comment
  CAS-BOT-BC174905  Silene laciniata F. Grinnell Jr. 1917-8-12 s.n. Los Angeles Big Santa Anita [Canon] Canyon, San Gabriel Mountains 1127 Comment
  LA200355  Silene laciniata subsp. laciniata Jonathan Sauer; D. Birindelli, L. Birindelli 1969-6-21 4590 Los Angeles Comment
  JEPS50958  Silene laciniata subsp. major W. L. Jepson 1918-6-28 42 Los Angeles foothills e Rubio Canyon; e of Rubio Canyon 609 Comment
  RSA640314  Silene laciniata subsp. major L. C. Wheeler 1931-5-22 s.n. Los Angeles San Gabriel Mountains: Live Oak. Comment
  RSA65035  Silene parishii F. W. Peirson 1918-9-7 38 Los Angeles trail from San Gabriel Peak to Mt. Wilson 1706 Comment
  RSA798110  Silene verecunda Jane Tirrell 2012-7-25 LS 0126 Los Angeles Junction of Pacific Crest Trail with South Mt. Hawkins Trail 2558 Comment
  RSA637506  Silybum marianum Valerie L. Soza, LeRoy Gross 1999-5-10 448 Los Angeles San Gabriel Mountains: Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 378 Comment
  CDA25148  Sisymbrium irio L. C. Wheeler 1967-5-18 9646 Los Angeles San Gabriel Mountains; Placerita Canyon, vicinity of Oak of the Golden Dream. Comment
  RSA0081298  Sisymbrium officinale R. G. Swinney 2010-4-30 12477 Los Angeles Near Sylmar, Wilson Canyon Park, northern-most of the two east forks of Wilson Cyn., from the mouth of cyn. at Wilson Debris Basin to 0.3 miles up (east) canyon. 482 Comment
  SBBG131933  Sisymbrium orientale S. A. Junak 2000-5-19 SCa 1310 Los Angeles rd on SE side of Echo Lake 390 Comment
  UCR259985  Sisymbrium orientale R. G. Swinney 2010-4-23 12329 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  RSA339637  Sisyrinchium bellum Robert F. Thorne, Mae Z. Thorne 1980-3-23 54005 Los Angeles Foothills of San Gabriel Mountains: Johnsons Pasture above Claremont. 610 Comment
  SEINET3876438  Sisyrinchium bellum Hannah Stevens, Daphne K. Christopher 2003-4-4 272 Los Angeles Santa Monica Mountains. Stunt Ranch Santa Monica Mountains Reserve. About 4.5 miles N of the city of Malibu.; 0 340 Comment
  UCR259090  Sisyrinchium bellum R. G. Swinney 2010-9-9 13757 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  UCR182773  Smilacina stellata R. G. Swinney 1997-7-22 5719 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  RSA660308  Solanum douglasii Yvonne Rasmussen, Deborah Rasmussen 1984-5-5 44 Los Angeles 4.9 miles past the Pasadena city limits, a pull off on the left side of road as one is going up mountain. Comment
  UCR259126  Solanum douglasii R. G. Swinney 2010-4-28 12384 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  UCR86177  Solanum douglasii L. C. Yoshida, H. Y. Yoshida, et al. 1995-4-29 32 Los Angeles Puente Hills, S slope, E side of Colima Road 183 Comment
  POM306262  Solanum douglasii Henry J. Ramsey, Henry J. Ramsey 1938-1-1 1416 Los Angeles Eaton Canyon Park, Altadena Comment
  RSA422428  Solanum douglasii M. B. Dunkle 1938-3-20 5239 Los Angeles Palos Verde Rolling Hills. Comment
  LA51798  Solanum elaeagnifolium J. A. Ewan; September 258 1932 680 Los Angeles West Los Angeles Comment
  UCR139916  Solanum mauritianum Scott D. White 1997-5-14 5126 Los Angeles Base of San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, SW of 210 Freeway, east of Hansen Dam and north of Wentworth Street 351 Comment
  RSA9748  Solanum triflorum Louis C. Wheeler 1932-8-6 1124 Los Angeles 2 mi. NNE Claremont 427 Comment
  CAS-BOT-BC83637  Solanum umbelliferum L. Abrams 1902-6-29 2586 Los Angeles Mt. Wilson. 1524 Comment
  RSA681853  Solanum umbelliferum Scott D. White, Michael Honer 2003-6-18 9564 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
  UC1178634  Solanum umbelliferum Peter Kamb 1948-5-6 955 Los Angeles above Little Rock (San Gabriel Mountains); San Gabriel Mountains 975 Comment
  UC64393  Solanum umbelliferum H. M. Hall 1899-6-21 12375 Los Angeles Schwartout Canyon; San Antonio Mountains, Schwartout Canyon Comment
  CAS-BOT-BC156849  Solanum umbelliferum Prof. W. R. Dudley 1907-12-18 s.n. Los Angeles Sawpit [Canon] Canyon (near Monrovia) Comment
  POM305347  Solanum umbelliferum Henry J. Ramsey, Henry J. Ramsey 1938-3-19 671 Los Angeles Santa Susana Pass. 489 Comment
  RSA580952  Solanum umbelliferum Catherine A. Mish 1995-2-17 3 Los Angeles Santa Monica Mtns, Hollywood Reservoir. 250 Comment
  LA51385  Solanum xanti Henry J. Thompson; 1959-3-22 1865 Los Angeles Santa Monica Mountains, Las Virgines Rd, 1 mi N of Tapia Park, N of Malibu Canyon Rd 213 Comment
  UCR200116  Solanum xanti Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 765 Los Angeles Verdugo Mountains, south side, above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 518 Comment
  RSA133810  Solidago californica P. H. Raven 1959-9-28 13732 Los Angeles Elysian Park 198 Comment
  UCR141851  Solidago californica R. G. Swinney 1997-9-6 5858 Los Angeles San Gabriel Mountains, Mescal Picnic Park [= Mescal Campground] about 200 m N of Big Pines Rd along Mescal Canyon bottom. 1854 Comment
  UC36223  Solidago confinis H. P. Chandler 1898-3-10 Los Angeles Claremont Comment
  CAS-BOT-BC374608  Sonchus oleraceus C. W. Tilforth 1969-7-17 210 Los Angeles Rancho Santa Ana Bot. Gard., Claremont Comment
  SD80108  Sonchus oleraceus C. W. Tilforth 1969-11-22 Los Angeles Rancho Santa Ana Botanical Garden. Claremont. Comment
  UCSB33237  Sonchus oleraceus Partsch, M. 1977-5-14 Los Angeles Along Boquet Canyon Road 14 mi. south of its junction with Elizabeth Lake Road 762 Comment
  RSA611258  Sparganium erectum subsp. stoloniferum L. C. Wheeler 1946-9-22 6375 Los Angeles Rosemead Blvd. & San Gabriel Blvd. Comment
  SD21289  Spergularia macrotheca Norman E. Bilderback 1938-4-17 Los Angeles Santa Catalina Island; Avalon. Comment
  CAS-BOT-BC390327  Spergularia macrotheca var. macrotheca Le Roy Abrams 1901-4-1 1223 Los Angeles Ballona Harbor Comment
  RSA0098759  Spergularia macrotheca var. macrotheca Jon P. Rebman, Dunn 1996-4-29 3109 Los Angeles San Clemente Island. Eel Cove and Eel Cove Canyon on west side of island. 10 Comment
  RSA0098528  Spergularia marina LeRoy Gross 1999-4-29 145 Los Angeles Santa Susana Mountains, east end: Rice Canyon, north on interstate 5, exit Calgrove Ave. Turn left to The Old Road, City of Newhall. 426 Comment
  UCR129407  Stachys albens A. C. Sanders, Mark Elvin 2002-6-20 25241 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
  LA82036  Stachys bullata O. H. Kappler; 1940-6-9 49 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 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
  CAS-BOT-BC60917  Stanleya pinnata Henry J. Thompson 1958-11-29 1833 Los Angeles Santa Monica Mountains. Just southeast of bridge over Malibu Creek, along Coast Highway. 7 Comment
  LA212119  Stanleya pinnata Elwood Fordham; 1957-4-18 s.n. Los Angeles Malibu Beach. Comment
  SD111596  Stanleya pinnata Wayne P. Armstrong 1982-6-26 Los Angeles Highway 2 ca. 1.0 mile east of Wrightwood. 1769 Comment
  SBBG117135  Stebbinsoseris heterocarpa S. A. Junak with R. N. Philbrick 2001-5-18 SCa 1536 Los Angeles Cottonwood Cyn, just S of Cottonwood-Blackjack Rd, ca. 2.6 mi inland from mouth of cyn 256 Comment
  SEINET3246031  Stellaria media T. B. Salvato, Sandra Murcia 2007-1 2021 Los Angeles San Gabriel Mountains: Angeles National Forest, lower Santa Anits Canyon at the upper end of Santa Anita Reservoir. (Mount Wilson) 411 Comment
  UCR261541  Stellaria media R. G. Swinney 2010-2-27 11705 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
  UCR228422  Stephanomeria Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-21 8052 Los Angeles Lower south foothills of Sierra Pelona, one km NE of Governor Mine, 1.3 km E of Red Rover Mine Rd, and 2.4 km N of I-14/Sierra Highway 1163 Comment
  CAS-BOT-BC375142  Stephanomeria cichoriacea C. F. Baker 1903-8-2 3656 Los Angeles San Antonio Canon [Canyon] near Claremont Comment
  LA82339  Stephanomeria cichoriacea David S. Verity; 1965-10-17 sn Los Angeles Santa Monica Mountains, Malibu Canyon, ca 0.5 mi S of tunnel 152 Comment
  UCSB7370  Stephanomeria exigua S. Albright 1957-4-21 Los Angeles collected 15.0 mi E, along State Highway 138 Lancaster - , and State Highway 138 Comment
  JEPS36710  Stephanomeria parryi Samuel B. Parish June 1888 1910 Los Angeles Rock Creek Mojave Desert Comment
  UC92385  Stephanomeria parryi Samuel B. Parish June 1887 1961 Los Angeles Alpine Comment
  SBBG67872  Stephanomeria pauciflora R. Hoffmann 1928-7-8 Los Angeles Lancaster Comment
  UCR204843  Stephanomeria pauciflora R. G. Swinney 2005-8-11 8443 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  SBBG67955  Stephanomeria virgata M. N. Ackley -Sep-1927 155 Los Angeles Eagle Rock 182 Comment
  SBBG94873  Stephanomeria virgata A. C. Sanders 1987-10-18 7366 Los Angeles El Segundo dunes, W of LA Intl Airport, between Pershing Drive and Vista Del Mar Blvd 38 Comment
  UCR223254  Stephanomeria virgata R. G. Swinney 2009-7-29 11436 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  UC184301  Stillingia paucidentata A. D. E. Elmer June, 1902 3675 Los Angeles Lancaster Comment
  RSA578655  Stillingia paucidentata T. S. Ross, J. Mark Porter 1994-5-1 7612 -b Los Angeles ca. 3950 m NNE of Moody Springs and 2620 m W of the LA/ San Bern. County Line. 873 Comment
  UCR270534  Stipa coronata R. G. Swinney 2010-4-13 12177 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