Search Results — 2000 specimen records retrieved (1597 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  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
  RSA534114  Abronia maritima Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5099 Los Angeles San Clemente Island: North Head; WNW of the new landing field. 15 Comment
  SBBG128422  Abronia maritima M. L. Hoefs 1995-5-30 2151 Los Angeles Ben Weston Beach 4 Comment
  UC2052839  Abronia maritima M. B. Dunkle 1939-4-5 7278 Los Angeles San Clemente Island, Pyramid Cove. Comment
  RSA0091668  Abronia pogonantha Bonnie C. Templeton 1971-5-16 11618 Los Angeles About 7 mi. n.e. of Palmdale. 815 Comment
  RSA69980  Abronia pogonantha F. W. Peirson 1921-5-19 2414 Los Angeles Little Rock Creek: north base of San Gabriel Mountains. 1037 Comment
  SDSU8417  Abronia umbellata Gerald Collier 1951-4-7 M 149 Los Angeles Sea Bluff Point Dume north of Malibu, 2 miles west of U.S. Hwy 101. Comment
  RSA763950  Abutilon palmeri Justin M. Wood 2010-2-2 1415 Los Angeles East bound lanes of 210 Freeway, +/- 0.50 miles SE of Foothill Blvd. 436 Comment
  CDA3983  Acacia cyclops A. C. Sanders 1986-7-3 6804 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd., Pacific slope. Comment
  POM19146  Acamptopappus sphaerocephalus var. sphaerocephalus P. A. Munz 1923-5-27 6896 Los Angeles Pallett Creek. 2104 Comment
  JEPS42646  Acer macrophyllum C. E. Hutchinson 1892-8-10 Los Angeles Altadena 243 Comment
  RSA724649  Acer macrophyllum K. Dobry 1991-5-2 582 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  RSA484088  Achnatherum coronatum Albert J. Perkins 1918-8-14 s.n. Los Angeles Santa Anita Canyon Comment
  SBBG56986  Achnatherum hymenoides R. Hoffmann 1930-6-6 Los Angeles Piru Crk Comment
  SEINET255877  Achnatherum occidentale Mary E. Barkworth, LR Firestone 1982-8-26 4085 Los Angeles Angeles National Forest ; Campground on Cal 2 2240 Comment
  CAS-BOT-BC221642  Achnatherum occidentale subsp. occidentale Timothy S. Ross; Darin Banks 1994-6-21 7991 Los Angeles San Gabriel Mountains. Vicinity of Pacifico Mountain: descending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca 2415 m NW of Pac. Mtn's 7124-foot summit 1905 Comment
  SBBG57066  Achnatherum speciosum R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  RSA717212  Achyrachaena mollis Scott D. White, Pam DeVries 2006-5-10 11427 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  CAS-BOT-BC29816  Achyrachaena mollis LeRoy Abrams 1902-4-20 2358 Los Angeles Plainford University Comment
  CATA1301  Acmispon Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2391 Los Angeles Santa Catalina Island: River bed just below upper Cape Canyon Reservoir 304 Comment
  JEPS55403  Acmispon argophyllus var. argenteus R. L. Pendleton 1909-7-4 1400 Los Angeles Near Sugar Loaf, Santa Catalina Island. Comment
  UCD104150  Acmispon glaber L. B. Ware 1971-6-10 103 Los Angeles West of Saint Bernard High School, Playa del Rey. Comment
  LA210145  Acmispon glaber var. glaber Harlan Lewis; 1940-4-3 1273 Los Angeles Santa Monica Mountains, 10 mi. W of Malibu Beach 22 Comment
  LA52404  Acmispon grandiflorus var. grandiflorus E. Lloyd; 1933-4-8 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  SBBG67379  Acmispon grandiflorus var. grandiflorus R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  CATA1566  Acmispon micranthus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2834 Los Angeles Santa Catalina Island: Hillside above New York Harbor 79 Comment
  SBBG127974  Acmispon micranthus M. L. Hoefs, S. A. Junak 1996-5-1 2704 Los Angeles rd to Lone Tree 478 Comment
  UCD104430  Acmispon strigosus P. B. Kennedy 1928-3-28 s.n. Los Angeles Ridge above Avalon, Santa Catalina Island. Comment
  RSA0037253  Acroptilon repens Sandy Leatherman, Jennifer S. Pareti, Brian Daniels 2013-4-18 2013 -1 Los Angeles Coastal Plains & Basins; Los Angeles Basin region; a tributary upstream of Dominguez Channel, northeast of the intersection of West Artesia Blvd. and South Vermont Ave. 4 Comment
  CHSC3731  Adenostoma fasciculatum Sue Boerqadine 1966-5-26 Los Angeles San Raphael Hills. 213 Comment
  HSC18438  Adenostoma fasciculatum David Porter 1965-5-2 Los Angeles Along Mullholland Dr. 488 Comment
  LA93443  Adenostoma fasciculatum Jonathan Sauer; J. Habeck, D. Bradbury 1969-5-21 4539 Los Angeles Santa Monica Mountains, above Encino 396 Comment
  POM615  Adenostoma fasciculatum Caroline S. Weinland s.n. Los Angeles Palmer Canyon. N of Claremont. 381 Comment
  SD25787  Adenostoma fasciculatum A. J. Stover 1939-7-31 267 Los Angeles Eagle Rock Comment
  RSA0101282  Adenostoma fasciculatum var. fasciculatum R. G. Swinney 2011-6-22 15259 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 1780 Comment
  RSA390488  Adenostoma fasciculatum var. fasciculatum F. R. Fosberg 1931-4-10 S- 4562 Los Angeles Avalon Canyon, Santa Catalina Island. 180 Comment
  UCR270903  Adenostoma fasciculatum var. fasciculatum R. G. Swinney 2011-5-26 14872 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
  UC1587561  Adenostoma sparsifolium Tim Ross 1991-9-2 5928 Los Angeles near Mulholland Hwy. X Yerba Buena Rd.; Santa Monica Mts., Triunfo Quad. 487 Comment
  UCR256562  Adiantum capillus-veneris Anuja Parikh, Nathan Gale 2011-7-16 3565 Los Angeles Transverse Ranage; San Gabriel Mountains, West Fork San Gabriel River, 4.8 km west of State Hwy 39, San Gabriel Canyon Road 568 Comment
  RSA649124  Adiantum capillus-veneris Toad 1981-3-3 0012 -81 Los Angeles Hwy. 39 7.5 mi. N. of Rainbow bridge. Comment
  SEINET5338300  Adiantum capillus-veneris G. B. Grant 1903-7-2 971 Los Angeles San Gabriel Can? Comment
  LA200053  Adiantum jordanii Lawrence L. Kiefer; 1966-4-16 1865 Los Angeles SANTA MONICA MOUNTAINS, ca 1.5 mi W of Calabasas, ravine S of road. 304 Comment
  RSA574303  Adiantum jordanii R. G. Swinney 1994-5-7 2833 Los Angeles Glendora Wilderness park, 0.4 mi N of Big Dalton Canyon Rd. at Mystic Canyon Trail. On ridgetop ca. 50 m E of Trail. 457 Comment
  UC62722  Adiantum jordanii R. S. Norris Apr. 1893 Los Angeles Fern Canyon; Santa Catalina Isl Comment
  CAS-BOT-BC14782  Agoseris retrorsa G. B. Grant 1902-6-10 5106 Los Angeles Summit of Mt. Wilson Comment
  UCR190016  Agrostis R. G. Swinney 1998-10-3 7009 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1 mile east (upstream) from Upper Fish Fork Campground 2012 Comment
  RSA586824  Agrostis exarata Orlando Mistretta 1994-6-15 1352 -A Los Angeles San Gabriel Mountains, Santiago Canyon. Side drainage entering Santiago Canyon from W, ca. 3 miles S of confluence of Santiago Creek and Little Rock Creek. 1280 Comment
  RSA603762  Agrostis stolonifera Joseph A. Ewan 1936-7-22 9793 Los Angeles Big Pines Meadow, San Gabriel Mountains. 2073 Comment
  POM18115  Allium burlewii Philip A. Munz 1923-5-26 6840 Los Angeles Vincent Gulch San Gabriel Mountains. 1951 Comment
  UCR256612  Allium fimbriatum var. fimbriatum Anuja Parikh, Nathan Gale 2011-6-11 3449 Los Angeles Transverse Range; San Gabriel Mountains, north of Aliso Canyon, 0.2 km west of Angeles Forest Hwy, 1.0 km north of Aliso Canyon Road 1186 Comment
  RSA632450  Allium fimbriatum var. fimbriatum L. C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent 991 Comment
  POM1639  Allium haematochiton Philip A. Munz 1918-4-11 2049 Los Angeles Lone Hill near Glendora. Comment
  RSA367101  Allium haematochiton E. Crow 1928-4-11 240 Los Angeles Hills southwest of Pomona. Comment
  RSA0105219  Allium lacunosum var. davisiae R. G. Swinney 2011-6-7 15041 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road. 1585 Comment
  RSA590663  Allium monticola Timothy S. Ross, Steve Boyd 1990-5-31 2745 Los Angeles Ridge descending northward from MT GLEASON, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  UCR182489  Allium monticola R. G. Swinney 1997-7-22 5696 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
  RSA0098378  Allophyllum divaricatum R. G. Swinney 2011-6-6 14984 Los Angeles San Gabriel Mountains: Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA410052  Allophyllum divaricatum Samuel R. Tyson 1942-5-5 s.n. Los Angeles San Dimas Canyon. 640 Comment
  RSA67302  Allophyllum gilioides subsp. violaceum Verne Grant, Alva Grant 1951-6-11 16034 Los Angeles Hwy 2, Charlton Flats, San Gabriel Mountains. 1677 Comment
  RSA595581  Alnus rhombifolia Lauren Raz, Steve Boyd 1996-10-23 65 Los Angeles Liebre Mountains. Cienega Campground. Ca. four miles along Forest Service Road 6N32 from saddle between Warm Springs and Fish Canyon 670 Comment
  UCR203231  Amaranthus albus R. G. Swinney 2005-7-21 8326 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  RSA404561  Amaranthus hybridus Louis Greata 1900-9-23 s.n. Los Angeles Eagle Rock. Comment
  SEINET3155481  Amaranthus palmeri E. A. Palmer 1887-1 sn Los Angeles Los Angeles Bay, L-Cal Comment
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Feb 24 2017
  RSA609110  Amaranthus retroflexus L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Head of Los Pinetos Canyon. 1097 Comment
  RSA0116760  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
  SEINET4560557  Ambrosia acanthicarpa R. G. Swinney 2009-1 11611 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: Confuence of Kentucky Spring Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 920 Comment
  UCR210173  Ambrosia acanthicarpa R. G. Swinney 2008-10-16 9620 Los Angeles San Gabriel Mtns., Big Pine Meadow 2061 Comment
  UCR258890  Ambrosia acanthicarpa R. G. Swinney 2010-8-16 13520 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  UC557659  Ambrosia chamissonis Nell Murbarger 1936-5-1 207 Los Angeles San Clemente Island Comment
  RSA416932  Ambrosia chamissonis I. M. Johnston 1917-6-10 1317 Los Angeles Playa del Rey. Comment
  LA91071  Ambrosia psilostachya T. A. Geissman; October 1969 TAG 101068 AP Los Angeles Santa Monica Mountains, Malibu Creek Comment
  IRVC26208  Ammi majus A. C. Sanders, Kim Marsden 2003-6-20 26987 Los Angeles Del Valle area, between San Martinez Grande Canyon Rd. and (San Martinez) Chiquito Canyon Rd., north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 305 Comment
  SBBG17961  Amsinckia intermedia E. R. Blakley 1963-4-7 5517 Los Angeles Middle Ranch 213 Comment
  RSA653623  Amsinckia menziesii S. Koukol, R. Koukol 1998-5-3 50 Los Angeles La Verne, in field E of Williams Ave., 0.1 mi S of Baseline Road 381 Comment
  IRVC26441  Amsinckia menziesii var. intermedia A. C. Sanders, Mark Elvin, et al. 2003-3-4 25700 Los Angeles Newhall Ranch, upper "Long Canyon," ca. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  LA31578  Amsinckia menziesii var. menziesii Peter H. Raven; Henry J. Thompson 1959-5-5 14144 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1 mi W of Las Virgenes Rd (N1); Malibu Creek drainage 304 Comment
  RSA0089906  Amsinckia menziesii var. menziesii A. C. Sanders, M. Elvin, Cathleen Weigand, M. S. Enright, M. Balk, N. Gale, A. Parikh, K. Rindlaub 2003-3-5 25716 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Grapevine Mesa ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon. 335 Comment
  UCR264624  Amsinckia tessellata Mitch Provance, Callen Huff 2009-4-28 10729 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  UCD119875  Amsinckia tessellata var. gloriosa Kenneth A. Wilson 1961-3-7 948 Los Angeles Santa Monica Mtns. Mulholland Hwy about 3 miles west of Las Virgenes Road. Comment
  RSA0091449  Amsinckia tessellata var. tessellata Tim Ross 1991-4-28 4771 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 927 Comment
  RSA648277  Anagallis arvensis Jami Liberi 1983-4-16 21 Los Angeles Located in Claremont, across the street from the San Antonio Dam. 640 Comment
  UCR153374  Anagallis arvensis L. C. Wheeler 1967-7-6 9924 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  SEINET11973107  Anagallis arvensis J. F. Bright, Wyman, C. 1933-1 8181 Los Angeles Los Angeles Comment
  RSA250506  Andropogon glomeratus var. scabriglumis R. F. Thorne, J. Dourley 1967-10-10 37381 Los Angeles San Gabriel Mountains, Angeles National Forest: Yucca Flats Summer Housing Tract. 1250 Comment
  SEINET7595072 Image available Andropogon glomeratus var. scabriglumis Louis C. Wheeler 1964-1 8435 Los Angeles San Gabriel Mountains: About half way between Roberts Canyon and Fish Canyon. Comment
  UCR179728  Angelica tomentosa R. G. Swinney, Dave Larson 1996-7-17 5145 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 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
  SFV3677  Anisocoma acaulis P. G. Kilburn 1958-4-18 743 Los Angeles Mojave Desert Palmdale. Ave. N and 22nd Street, 3 miles northwest of town. 790 Comment
  UCR281654  Anisocoma acaulis R. G. Swinney 2014-5-7 16337 Los Angeles San Gabriel Mountains, east of Valyermo, east end of Holcomb Ridge, 0.35-0.45 miles north of Panorama Rd., 2.5 road miles east of Bob's Gap Road, in north-south arroyo cutting through Holcomb Ridge 1366 Comment
  POM184681  Anisocoma acaulis Joseph A. Ewan 1932-6-14 7385 Los Angeles Pine Ridge west of Pacifico Mt. 1981 Comment
  RSA95183  Anisocoma acaulis F. W. Peirson 1921-5-19 1468 Los Angeles Little Rock Creek: north base of San Gabriel Mountains 1037 Comment
  LA52030  Antirrhinum coulterianum Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA126728  Antirrhinum coulterianum Peter H. Raven, Henry J. Thompson 1959-5-5 14154 Los Angeles 4.1 miles northwest of Tapia Park on road to Malibu Lake. 600 Comment
  RSA683180  Antirrhinum coulterianum LeRoy Gross, Naomi S. Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1101 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge., Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  SEINET13203126 Image available Antirrhinum coulterianum R. G. Swinney 2010-1 12318 Los Angeles San Gabriel Mountains: north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream (San Fernando 7.5' Q.) (T3N R15W S23 ?) 549 Comment
  POM354839  Antirrhinum coulterianum N. C. Cooper 1949-6-29 4359 Los Angeles San Gabriel Canyon. 457 Comment
  RSA656472  Antirrhinum kelloggii Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 694 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. 579 Comment
  POM354861  Antirrhinum multiflorum I. M. Johnston 1917-6-20 s.n. Los Angeles San Antonio Canyon. 1067 Comment
Read comments
Sep 6 2010
  RSA240615  Antirrhinum multiflorum C. W. Tilforth 1973-6-28 890 Los Angeles San Antonio Canyon, N of Claremont. Comment
  RSA590517  Antirrhinum multiflorum Tim S. Ross, W. Appleby 1993-5-19 7176 Los Angeles Western San Gabriel Mountains: long SSE-trending ridge S of Wilson Canyon Saddle. 854 Comment
  SBBG118688  Antirrhinum multiflorum O. Mistretta 1992-6-17 575 Los Angeles Rd 2N09 EA; Curtis Haul Rd; Cow Cyn, from 2nd drainage down to Cattle Cyn Comment
  SBBG54547  Antirrhinum multiflorum G. Wright 1971-7-19 328 Los Angeles San Antonio Cyn, E and elevated above Baldy stream and E of tunnels on Mt Baldy Rd Comment
  UC150064  Antirrhinum nuttallianum subsp. nuttallianum LeRoy Abrams 1902-6-8 2496 Los Angeles Playa del Rey Comment
  POM354882  Antirrhinum nuttallianum subsp. subsessile Anstruther Davidson 1891-6-25 s.n. Los Angeles Santa Catalina Island, sea coast. Comment
  SBBG131731  Aphanes occidentalis S. A. Junak 1999-5-8 SCa 915 Los Angeles Fern Cyn, Cottonwood watershed, where fenceline crosses cyn 134 Comment
  RSA660871  Aphanisma blitoides Orlando Mistretta 1992-4-4 134 Los Angeles San Clemente Island. Comment
  UCR86542  Aphanisma blitoides T. S. Ross 1991-5-20 5349 Los Angeles San Clemente Island, un-named knoll c. 5500 feet south of Wilson Cove Settlement; westerly slope 2500 ft NW of the 750' BM 186 Comment
  RSA0016912  Aphanisma blitoides Colton Russell s.n. Los Angeles Redondo Comment
  RSA591910  Apiastrum angustifolium L. C. Wheeler 1967-5-2 9270 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 381 Comment
  RSA682616  Apiastrum angustifolium Scott D. White, Michael Honer 2003-5-7 9227 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. 427 Comment
  SBBG12439  Apiastrum angustifolium P. H. Raven 1962-5-9 17665 Los Angeles near head of cyn at S end of Mosquito Cove 320 Comment
  UC106514  Apiastrum angustifolium Brandegee May 1889 Los Angeles San Pedro Comment
  UCR129506  Apium graveolens A. C. Sanders, Mark Elvin 2002-6-20 25235 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
  CDA5333  Apium graveolens T. C. Fuller 1961-5-11 7264 Los Angeles Northeast of Lemon Avenue & Vejar Road, Walnut. 0 Comment
  LA210887  Apocynum cannabinum Arthur C. Gibson; Hanan Abels Sullivan, Tarja Sagar 2009-6-19 5251 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek State Park, Buldog Trail. Comment
  RSA402583  Aptenia cordifolia Robert Gustafson 1981-4-29 2219 Los Angeles Ballona Wetlands, Area 1. Comment
  POM366909  Aquilegia formosa G. R. Johnstone 1930-6-15 s.n. Los Angeles Indian Canyon near Ravenna 1067 Comment
Read comments
Nov 8 2011
  POM366915  Aquilegia formosa L. E. Hoffman 1932-8-14 17096 Los Angeles Crystal Lake, Angeles National Forest. Comment
  UC10120  Arabis glabra J. H. Barber 1897-4 313 Los Angeles Santa Monica Canyon Comment
  UCR203194  Arabis pulchra R. G. Swinney 2005-5-21 8260 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
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Jul 7 2020
  UCR271082  Arabis sparsiflora R. G. Swinney 2011-6-6 14987 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA0031746  Arabis sparsiflora var. arcuata Orlando Mistretta, Christine Mistretta 2008-5-19 3111 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 100 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 1209 Comment
  RSA226949  Arceuthobium californicum Robert F. Thorne 1971-8-25 41235 Los Angeles San Gabriel Mts., Angeles National Forest: Mt. Baden-Powell, N slope along trail to Vincent Gap 2226 Comment
  RSA549518  Arceuthobium campylopodum Tim S. Ross, Steve D. Boyd 1990-6-18 3488 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA748598  Arctostaphylos gabrielensis Justin M. Wood 2009-6-1 800 Los Angeles San Gabriel Mountans: Mill Creek Summit, Heliport just SE of ranger station on Pacifico Mountain Rd (3N17.4). 1582 Comment
  RSA626828  Arctostaphylos glandulosa Jon E. Keeley 1979-6-14 7410 Los Angeles 16 km off Angeles Crest Highway on road to Singing Pines. 1930 Comment
  RSA748671  Arctostaphylos glandulosa R. G. Swinney 2008-3-31 8594 Los Angeles Glendora Mountain summit 1003 Comment
  SDSU12573  Arctostaphylos glandulosa subsp. glandulosa Darren H. Burton, John Tiszler and John Heckoff 1996-3-8 8 III96B Los Angeles Immediately south of path leading thru the dense stand of Yucca brevifolia located immediately east of 15, ca. 8 miles south of Gorman. 1006 Comment
  UCR279236  Arctostaphylos glandulosa subsp. glandulosa A. C. Sanders, Amy Litt 2017-3-17 42880 Los Angeles Santa Monica Mountains, Backbone Trail off Stunt Rd. near 2.94 mile marker 586 Comment
  RSA0070188  Arctostaphylos glauca LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6954 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA631621  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15774 Los Angeles Santa Clara Divide Road (3N17), 6-7 km off Sand Canyon Road. 1000 Comment
  RSA631655  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15707 Los Angeles Angeles Forest Highway, 11 km north of Big Tujunga Canyon turnoff. 1425 Comment
  RSA631673  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20213 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA631677  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-10-11 22069 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA631713  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15680 Los Angeles Angeles Forest Highway, 3 km north of Big Tujunga Canyon turnoff. 1150 Comment
  RSA641314  Arctostaphylos glauca Orlando Mistretta, Mark Elvin 1995-3-30 1585 Los Angeles San Gabriel Mountains: Mill Creek Summit; on summit just west of Angeles Forest Highway on Pacific Crest Trail. Comment
  UCR223369  Arctostaphylos glauca R. G. Swinney 2009-5-20 10820 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  UCR114208  Arctostaphylos parryana A. C. Sanders, D. Malueg 1998-6-24 22080 Los Angeles San Gabriel Mtns., 2 miles east of Mt. Gleason at Little Gleason Forestry Plantation, on So. Cal. Edison Mesa-Vincent transmission line at tower 7-2 1707 Comment
  RSA634693  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20341 Los Angeles Road to Mt. Gleason, 5.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA634697  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20299 Los Angeles Road to Mt. Gleason, 1 km west of Mill Creek Summit, San Gabriel Mtns. 1550 Comment
  RSA634808  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20455 Los Angeles Pinyon Flats, N of Sulphur Springs Cpgrd, N of Angeles Crest Hwy, San Gabriel Mtns. 1610 Comment
  RSA634902  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20296 Los Angeles Road to Mt. Gleason, 1 km west of Mill Creek Summit, San Gabriel Mtns. 1550 Comment
  RSA635068  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20568 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA635135  Arctostaphylos parryana subsp. tumescens Jon E. Keeley 1992-8-3 11155 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  CAS-BOT-BC42169  Arctostaphylos patula R. F. Thorne; L. DeBuhr 1972-8-18 42244 Los Angeles San Gabriel Mts., Angeles National Forest: just E. along trail from peak of Mt. Islip 2438 Comment
  UC990917  Arenaria macradenia var. macradenia D. F. Howe 1947-5-4 Los Angeles e Mint Canyon Comment
  JEPS51490  Arenaria serpyllifolia var. serpyllifolia Frank W. Peirson 1924-5-27 4622 Los Angeles San Gabriel Mts., Colbys Ranch 975 Comment
  RSA0031344  Argemone munita Pam De Vries 2013-5-20 7861 Los Angeles Tehachapi Mountains/Western Transverse Range (Gorman Hills). About 0.5 air miles NNW of the Quail Lake Road offramp on the 15 freeway, just east of Zenobia Rd. 1035 Comment
  RSA105992  Argemone munita Gerald B. Ownbey, Findley Ownbey 1954-5-28 2116 Los Angeles 14.0 miles S of Vincent on road to La Canada. Roadside bank and adjacent stream bank. Comment
  CAS-BOT-BC401799  Argemone munita subsp. rotundata Gerald B. Ownbey; Findley Ownbey 1954-5-28 2118 Los Angeles Soledad Canyon, 7.0 miles w. of Ravenna, e.g., at junction of Hwy. with Agua Dulce creek road Comment
  SFV7064  Artemisia biennis T. Gordon, M. H. Grayum, D. R. Perry, K. Felt 1974-11-3 764 Los Angeles Santa Monica Mountains Malibu Creek, about 0.5 miles from ocean. Comment
  CAS-BOT-BC84971  Artemisia californica Grant 1906-9-1 7170 Los Angeles Catalina Is., So. Calif. Comment
  LA88550  Artemisia californica O. H. Kappler; 1944-7-30 702 Los Angeles Santa Monica Mountains, Lechusa Canyon 243 Comment
  RSA188485  Artemisia douglasiana R. F. Thorne, John Olmsted 1965-8-26 35398 Los Angeles Angeles National Forest, thickety area near Prairie Fork 1616 Comment
  JEPS36931  Artemisia dracunculus F. W. Peirson 1918-10-16 272 Los Angeles Pacoima Canyon San Gabriel Mts., Pacoima Canyon Comment
  RSA573754  Artemisia ludoviciana subsp. albula Timothy S. Ross 1990-8-17 3187 Los Angeles S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine 2042 Comment
  SD66835  Artemisia nesiotica R. Mitchel Beauchamp 1967-3-17 246 Los Angeles San Clemente Island; on slope east of Wilson Cove. Comment
  SEINET3398531  Artemisia nesiotica E. D. McArthur 2006-1 3090 Los Angeles San Clemente Island Comment
  UC586882  Artemisia tridentata Joseph Andorfer Ewan 1934-8-11 8412 Los Angeles Chilao San Gabriel Mts. 1645 Comment
  CAS-BOT-BC97269  Artemisia tridentata subsp. parishii S. B. Parish; W. F. Parish 1881-11-1 1177 Los Angeles Lancaster Station Comment
  OBI35057  Arundo donax Eric Wise 1983-10-21 1847 Los Angeles Growing alongside Hwy 1, 0.9 mi S of Decker Cyn rd in the Broad Beach area of Malibu, CA. Growing on W side of the hwy Comment
  UCSB18313  Asclepias californica Mori, Dianna 1964-5-3 Los Angeles Old Ridge Road, 3 miles from State Highway 138 1127 Comment
  UCR270076  Asclepias eriocarpa R. G. Swinney 2011-7-21 15545 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  HSC3283  Asclepias fascicularis C. S. Apperson 1967-6-21 Los Angeles 1/2 mi. down Gillette Mine Trail from Atmore Meadows Campground; Angeles National Forest Comment
  LA50695  Asclepias fascicularis Carl Epling; Nesta Hutchinson 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA401244  Asclepias fascicularis M. Bisbee 1917-8-30 s.n. Los Angeles Fields, Eagle Rock Comment
  UCSB4941  Asclepias fascicularis Haller, John 1960-7-22 Los Angeles North side of Calif. 138, 0.6 miles east of U.S 99, 1.5 miles east of Gorman 1127 Comment
  RSA401115  Asclepias vestita Gale Sphon 1959-4-25 314 Los Angeles sandy soil along the road 3 mi. south of Pearblosom Highway on Avenue 178. Comment
  LA94122  Aspidotis californica Lawrence L. Kiefer; 1966-4-10 1851 Los Angeles SANTA MONICA MOUNTAINS, Rustic Canyon, ca 0.25 mi S of Camp Josepho. 304 Comment
  RSA188235  Aspidotis californica R. F. Thorne, Percy C. Everett 1965-6-22 34848 Los Angeles Santa Catalina Island: Renton Mine area 243 Comment
  UC811520  Aspidotis californica Ira W. Clokey, B. Templeton Apr. 1929 4435 Los Angeles Mandeville Canyon; Santa Monica Mts 300 Comment
  UCR108436  Aspidotis californica L. C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mtns., Water Canyon 579 Comment
  SEINET5338516  Aspidotis californica G. B. Grant 1901-1 248 Los Angeles Santa Monica Range, S. Cal. Comment
  RSA417723  Aster eatonii F. R. Fosberg 1930-7-3 3120 Los Angeles El Monte. (Lexington Wash, San Gabriel River) 80 Comment
  RSA642092  Aster greatae Orlando Mistretta, Mark Elvin 1995-6-20 1802 a Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Bare Mt. Canyon Section 1981 Comment
  RSA0006712  Astragalus bicristatus J. C. Roos 1937-5-31 491 Los Angeles Big Pines. Comment
  CAS-BOT-BC182325  Astragalus didymocarpus var. didymocarpus Geo. B. Grant 1903-3-10 3651 Los Angeles [Carranza] Garvanza - R.R. Hill. Comment
  CATA3293  Astragalus didymocarpus var. didymocarpus Amy Catalano, Jen Dreizehn 2017-3-16 010 Los Angeles Santa Catalina Island: Top of knoll on west side of Airport Rd., 300 m by air southeast of KBRT building 415 Comment
  RSA628707  Astragalus douglasii var. douglasii R. S. Woglum 1942-5-20 3322 Los Angeles Transverse Ranges: Angeles Crest Highway; San Gabriel Mountains; Angeles National Forest. Comment
  UCR213963  Astragalus douglasii var. douglasii Dave Silverman, Cindy Hopkins 2007-4-24 6743 Los Angeles Tejon Ranch, 450 m NW of Oso Pump Plant-CA Aqueduct, 2.2 km SE of National Cement, 800 m S of the county line, E of plant access road 962 Comment
  UCR109028  Astragalus gambelianus L. C. Wheeler 1974-4-14 s.n. Los Angeles San Gabriel Mtns., Wildwood Ranch, Shuler Canyon 412 Comment
  LA205159  Astragalus lentiginosus var. albifolius R. Hoffmann; April 1928 2335 Los Angeles Lancaster Comment
  RSA729603  Astragalus lentiginosus var. antonius R. G. Swinney 1998-7-10 6362 Los Angeles Prairie Fork Canyon, 0.5 mi. west of Cabin Flats Campground. Canyon bottom with montane coniferous forest and chaparral. Dry gravel and silt, full sun. 1573 Comment
  UCR18027  Astragalus leucolobus George K. Helmkamp 1974-6-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain 1982 Comment
  RSA232819  Astragalus miguelensis R. F. Thorne 1966-4-15 35994 Los Angeles San Clemente Island: 2/3 mile SSE of Eel Point (and N of Seal Cove), SW side of island 30 Comment
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Mar 25 2017
  SBBG19134  Astragalus nevinii R. Loveland 1963-12-8 Los Angeles SE of West Cove at triangulation pt Darter near Trick Pt Comment
  RSA18874  Astragalus preussii var. laxiflorus Marcus E. Jones 1937-1 s.n. Los Angeles [Antelope Valley. Dr. A.Davidson] Comment
  CAS-BOT-BC194040  Astragalus trichopodus var. lonchus Tim Ross 1993-4-22 6890 Los Angeles SW part of the island in the vicinity of Cactus Peak (1560 ft.); southerly coastl slope1320 m SE of Cactus Peak summit, Santa Catalina South USGS 7.5' quad, Santa Catalina Island 350 Comment
  CATA2029  Astragalus trichopodus var. lonchus Steven A. Junak, Mark Hoefs, Lisa Stratton, Keri Kirkland 1998-5-2 639 Los Angeles Santa Catalina Island: S of road to East Peak, on ridge SW of Peak 1245, ca. 0.9 air miles WNW of East Peak 256 Comment
  RSA415730  Astragalus trichopodus var. lonchus Ruth Herley 1932-4-17 s.n Los Angeles Santa Monica Mts. Near Dekker Ranch in recently burned area. Comment
  SBBG13726  Astragalus trichopodus var. lonchus P. H. Raven 1962-5-20 17794 Los Angeles Middle Cyn 2.9 mi above the Ranch 243 Comment
  UC1128735  Astragalus trichopodus var. phoxus A. D. Gifford 1935-3-15 462 Los Angeles 4 1/2 mi sw Red Mtn.; Tejon Quad., Angeles National Forest, sw of Red Mtn. Comment
  UC862985  Astragalus trichopodus var. phoxus I. W. Clokey and B. C. Templeton 1930-4-8 4647 Los Angeles San Francisquito Canyon 800 Comment
  CAS-BOT-BC200833  Astragalus trichopodus var. trichopodus I. M. Johnston 1918-5-19 1964 Los Angeles Hills south of Pomona 365 Comment
  POM184071  Atriplex argentea P. A. Munz 1932-8-31 12812 Los Angeles Back beach, Playa del Rey. Comment
  LA51480  Atriplex californica Peter H. Raven; Henry J. Thompson 1959-6-4 14341 Los Angeles Santa Monica Mountains, Point Dume 12 Comment
  RSA572375  Atriplex californica F. H. Elmore 1939-11-24 s.n. Los Angeles Northwest Harbor, San Clemente Island. Comment
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Feb 25 2014
  RSA0084866  Atriplex canescens R. G. Swinney 2010-9-1 13674 Los Angeles Sunland/Lakeview Terrace, 0.1 mi. east of Orcas Park, Tujunga Valley, just south of I-210. 329 Comment
  UCR239960  Atriplex canescens R. G. Swinney 2009-11-13 11616 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
  CAS-BOT-BC172644  Atriplex coulteri E. Braunton 1902-5-15 s.n. Los Angeles Gardena Comment
  UC452645  Atriplex coulteri R. L. Pendleton 1909-7-6 1422 Los Angeles Catalina Cove Santa Catalina Island, Catalina Cove (Isthmus, Santa Catalina Island) 6 Comment
  OBI5787  Atriplex lentiformis Carl B. Wolf 1930-12-23 1820 Los Angeles 1/2 mi N of town of Santa Monica 8 Comment
  POM278750  Atriplex lentiformis subsp. breweri Grant D. Brown 1950-11-24 566 Los Angeles Base of Palisades bet. Colorado Ave. and Broadway in Santa Monica 8 Comment
  UC1234696  Atriplex lentiformis subsp. lentiformis Peter H. Raven 1962-5-7 17580 Los Angeles just above coast 1 mi s Wilson Cove (San Clemente Island); , s of Wilson Cove 6 Comment
  SBBG29810  Atriplex leucophylla M. R. Benedict 1965-12-7 Los Angeles E end of Parson's Landing 4 Comment
  RSA478314  Atriplex leucophylla H. E. Hasse 1899-7-30 s.n. Los Angeles Ballona s Beach ( harbor ) Comment
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Aug 5 2011
  UCSB21186  Atriplex polycarpa McCarthy, Sharon 1965-4-2 Los Angeles Junction of State Highway 138 and 213th Street East about 23 miles west of Highway 395, Mojave Desert 1066 Comment
  SFV6956  Atriplex rosea T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 619 Los Angeles Santa Monica Mountains On roadcut along Old Topanga Canyon Road, about 1 mile north of Topanga Park. 366 Comment
  RSA303592  Atriplex semibaccata J. R. Shevock 1972-9-16 2275 Los Angeles Point Dume. 6 Comment
  SBBG98680  Atriplex semibaccata T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5064 Los Angeles lower Wilson Cove Cyn; draw SW of and above pier operations 15 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
  RSA65394  Atriplex semibaccata F. W. Peirson 1928-1-14 7685 Los Angeles Vacant field east of Norwalk Insane Asylum. Comment
  SBBG98648  Atriplex semibaccata T. Ross 1991-5-20 5355 Los Angeles un-named knoll ca. 5100 ft S of Wilson Cove settlement, gradual N slope 2750 ft NNW of the 750' Benchmark 217 Comment
  RSA123000  Atriplex spinifera Marcus E. Jones 1925-5-4 s.n. Los Angeles Near Lancaster Comment
  RSA50602B  Atriplex torreyi Eugene Wells 1909-11-27 s.n. Los Angeles Lancaster Comment
  SD112535  Atriplex triangularis Darley F. Howe 1938-9-24 751 Los Angeles Coast south of Long Beach. Comment
  RSA669695  Avena barbata LeRoy Gross, Naomi Fraga, Bill Hogshead 2002-3-21 496 Los Angeles Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. 412 Comment
  SD260153  Avena barbata R. G. Swinney 2010-5-19 12831 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd, just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy. 1349 Comment
  RSA599738  Baccharis emoryi L. C. Wheeler 1967-11-18 s.n. Los Angeles Liebre Mountain: Barrel Springs. 899 Comment
  UCR197187  Baccharis pilularis Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 678 Los Angeles Transverse Ranges; Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, at La Tuna Canyon Road. Southsouthwest of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 518 Comment
  UCR76409  Baccharis pilularis T. S. Ross 1991-9-2 5936 Los Angeles Western Transverse Range; Santa Monica Mtns., near Mulholland Hwy at Yerba Buena Rd 503 Comment
  UC57580  Baccharis plummerae subsp. plummerae J. H. Barber 1898-8-4 Los Angeles Topango Comment
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May 22 2014
  CAS-BOT-BC98175  Baccharis salicifolia Lewis S. Rose 1966-12-18 66113 Los Angeles Franklin Canyon, Santa Monica Mountains 335 Comment
  RSA533511  Baccharis salicifolia Timothy S. Ross 1991-3-9 4161 Los Angeles Whittier Hills (Puente Hills, proparte) seepage. ca. 300ft. SW of Colima road & Camino del Sur. 213 Comment
  SD144062  Baccharis salicifolia Scott D. White 1997-3-12 4754 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach. 7 Comment
  SFV5525  Baccharis salicifolia W. A. Kelley Mar 1969 s. n. Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  VVC36  Baccharis salicifolia P. J. MacKay 1975-5-13 s.n. Los Angeles Pomona, Campus CalPoly; Parking lot north of health center. 253 Comment
  UCD129478  Baccharis salicifolia subsp. salicifolia Gordon Pilone 1960-4-21 13 Los Angeles Little Dalton Canyon above Glendora. San Gabriel Mountain Range. 365 Comment
  SBBG109139  Baccharis salicina S. A. Junak 1997-10-28 SCl 980 Los Angeles N side of San Clemente Island Ridge Rd, just N of Triangulation Pt "Rest", between the forks of Mosquito Cyn 408 Comment
  LA209797  Baccharis sergiloides Carl Wishner; 1999-9-21 34531 Los Angeles Santa Monica Mountains, Sepulveda Canyon, East Sepulveda Canyon Fire Road and fuelbreak 323 Comment
  UCD150972  Baileya multiradiata D. S. Park 2010-4-27 58 Los Angeles Ranch Santa Ana Botanic Garden 366 Comment
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Jan 5 2017
  CAS-BOT-BC100029  Balsamorhiza deltoidea Ernest C. Twisselmann 1959-6-2 5319 Los Angeles Summit of Liebre Mountain 1638 Comment
  UCR29864.1  Balsamorhiza deltoidea R. D. Goeden 1983-6-8 s.n. Los Angeles San Gabriel Mtns., Burnt Peak , Angeles National Forest 8 mi (airline) west of Lake Hughes 1646 Comment
  UC284839  Balsamorhiza deltoidea P. A. Munz 1923-6-9 6915 Los Angeles 6 mi N of, in canyon Elizabeth Lake Comment
  RSA726046  Barbarea orthoceras R. G. Swinney 1997-6-19 5627 Los Angeles San Gabriel Mtns.: Jackson Lake, west of Wrightwood. 1872 Comment
  UC519763  Berberis nevinii C. Darland 1932-5-12 Los Angeles San Fernando Comment
  SFV1328  Berberis pinnata M. L. Vincent 1962-4-6 160 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 2 miles west of New Topanga Road. Rocky hillside. Comment
  RSA354205  Bidens pilosa S. Carlquist 1985-12-6 15908 Los Angeles Wild along road, Via Padua, Claremont. Comment
  LA211126  Bituminaria bituminosa Arthur C. Gibson; Jorge Ochoa 2009-4-18 5255 Los Angeles Hollywood Hills, Cedar Grove of Griffith Park. Comment
  RSA628703  Bloomeria crocea L. C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island. 0.3 mile south southeast Isthmus Bench Mark. 122 Comment
  SEINET3243571  Bloomeria crocea var. aurea Unknown 1902-1 114 Los Angeles Garvanza, So Cal Comment
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Jan 11 2015
  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
  RSA190922  Bloomeria crocea var. crocea Robert F. Thorne 1967-5-19 36893 Los Angeles Santa Catalina Island. Lower Middle Ranch Canyon below Eagles Nest 91 Comment
  RSA367450  Bloomeria crocea var. crocea Percy Allen 1931-5-1 s.n. Los Angeles Griffith Park. Comment
  SBBG127525  Bloomeria crocea var. crocea M. L. Hoefs, S. A. Junak, L. Stratton 1998-6-11 2922 Los Angeles upper Avalon Cyn, near horse trail 109 Comment
  RSA367310  Bloomeria crocea var. crocea L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  RSA584013  Boechera californica Timothy S. Ross, S. D. Boyd 1991-4-25 4603 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  RSA649611  Boechera californica Lori Ackerman, Gerald Braden 1988-4-22 16 Los Angeles North end of West Fork [San Gabriel] River. Comment
  UCR76422  Bowlesia incana T. S. Ross, E. Kellogg 1992-4-12 6128 Los Angeles San Clemente Island, Head of Grove Cyn. 459 Comment
  CAS-BOT-BC418525  Boykinia occidentalis Parish, S. B. and W. F. 1881-10-1 1109 Los Angeles Santa Monica Comment
  RSA729889  Boykinia rotundifolia R. G. Swinney 1998-8-30 6857 Los Angeles South fork of Dry Lake Canyon, a western tributary of San Antonio Canyon. 985 Comment
  RSA156826  Brachypodium distachyon P. H. Raven 1962-5-20 17771 Los Angeles Road above Pebbly Beach, Santa Catalina Island. 61 Comment
  SBBG133188  Brassica geniculata J. Savage 2003-4-11 JS- 1 -2003 Los Angeles San Clemente Island [old landing field] 259 Comment
  UCR259240  Brassica geniculata R. G. Swinney 2010-9-9 13751 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
  UC73939  Brickellia californica J. Q. Adams 1905-1-1 20 Los Angeles Soldiers' Home Comment
  CAS-BOT-BC106147  Brickellia nevinii Ernest Braunton 1902-7-8 517 Los Angeles Sherman Comment
  UCR238077  Brickellia nevinii Mark A. Elvin, Julie M. Vanderwier 2002-7-18 2104 Los Angeles Western Transverse Range; Santa Clarita Valley Area, Newhall Ranch, ridge west of Potrero Canyon 396 Comment
  RSA12272  Bromus arizonicus C. B. Wolf 1934-4-11 5646 Los Angeles Bryant Ranch. E. of Long Beach. 2 Comment
  RSA385306  Bromus arizonicus E. S. Spalding 1920-2-25 s.n. Los Angeles Waste lot, Glendale Comment
  RSA496669  Bromus arizonicus A. C. Sanders 1988-3-17 7732 Los Angeles El Segundo Dunes, immediately W of LA International Airport and Pershing Drive, E of Vista Del Mar Blvd., (Near 33 deg 56'N, 118 deg 26'W.) 30 Comment
  SBBG17758  Bromus arizonicus P. H. Raven 1962-5-8 17623 Los Angeles near shore of W side of island, opposite Wilson Cove 30 Comment
  RSA0091727  Bromus berteroanus R. G. Swinney 2011-4-20 14438 Los Angeles Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 miles upstream in Hunt Cyn. 1220 Comment
  SD30977  Bromus carinatus Edith A. Purer 1931-2-21 163 Los Angeles Palos Verdes Hills; field Comment
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Jul 10 2010
  CAS-BOT-BC149197  Bromus carinatus var. carinatus Louis C. Wheeler 1936-5-6 4099 Los Angeles San Gabriel Mountains. East of San Gabriel Mountains, 0.5 mile east of Liveoak Canyon. 419 Comment
  SEINET943624  Bromus carinatus var. carinatus Tim Ross, Walter Appleby 1993-1 7183 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle; San Fernando 7.5 (QUAD); Rancho Santa Ana Botanic Garden 950 Comment
  HSC9152  Bromus catharticus C. E. Fellows 1965-12-20 195 Los Angeles Granada Hills, Zelzah St. at Horace St. Comment
  RSA592293  Bromus catharticus L. C. Wheeler 1967-5-13 9540 Los Angeles San Gabriel Canyon, Ward's Grove. 262 Comment
  RSA226240  Bromus diandrus Gary D. Cromwell, David W. Wheat 1971-4-30 587 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains. 2 miles NE of Glendora 427 Comment
  RSA607214  Bromus diandrus L. C. Wheeler 1968-5-31 s.n. Los Angeles Devil's Canyon, Campground Vicinity. 1220 Comment
  UC816364  Bromus diandrus Joseph Andorfer Ewan IV 1933 10938 Los Angeles near Union Avenue (Shatto Street); Shatto Street Comment
  UCR260331  Bromus diandrus R. G. Swinney 2010-5-4 12551 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
  RSA574479  Bromus grandis R. G. Swinney 1993-8-2 2549 Los Angeles Eastern San Gabriel Mountains: Unnamed tributary to Lytle Creek, 2.7 miles N of Devore Road. Approx. 1 mile W of Lytle Creek. 1098 Comment
  SEINET3922541  Bromus grandis Tim Ross, Walter Appleby 1993-5-20 7212 Los Angeles Western San Gabrial Mtns. Vicinity of Low Pinetos Spring. San Fernando 7.5' USGS quad.; 0 899 Comment
  UCR209218  Bromus grandis R. G. Swinney 2008-6-18 9063 Los Angeles San Gabriel Mountains, Juniper Hills, 1.5 miles SW of Cruthers Creek bottom, Burkhart Trail 1744 Comment
  RSA92042  Bromus grandis F. W. Peirson 1918-5-19 1556 Los Angeles Millard's Canyon, south base of San Gabriel Mts. Comment
  SEINET10520218  Bromus grandis LeRoy R. Abrams 1902-7-2 Abrams 2632 Los Angeles Little Santa Anita canyon. Comment
  CAS-BOT-BC155524  Bromus hallii John Thomas Howell 1947-7-18 23389 Los Angeles San Gabriel Mountains. Blue Ridge. 2590 Comment
  RSA213422  Bromus hordeaceus M. B. Dunkle 1939-4-4 7254 Los Angeles San Clemente Island. Pyramid Cove. Comment
  SBBG97027  Bromus hordeaceus S. Boyd with T. Ross, L. Arnseth 1990-4-8 4414 Los Angeles Bryce Cyn near Malo Pt Comment
  RSA0069710  Bromus hordeaceus Miller Zou, Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 22 Los Angeles Santa Catalina Island. Deer Valley Trail. 41 Comment
  SBBG128298  Bromus madritensis subsp. rubens M. L. Hoefs 1991-4-8 1073 Los Angeles side cyn (Rattlesnake Cyn) of upper Avalon Cyn 146 Comment
  SEINET10520359  Bromus orcuttianus Carl C. Epling, William Robison 1935-6-30 Epling s.n. Los Angeles North Fork San Jaciuto River. Comment
  CAS-BOT-BC161866  Bromus rubens G. B. Grant 1900-3-28 s.n. Los Angeles Avalon. Comment
  POM21192  Bromus rubens P. A. Munz 1923-4-10 6711 Los Angeles San Clemente Island, middle of island Comment
  RSA157802  Bromus rubens P. H. Raven 1962-5-9 17668 Los Angeles Canyon south of Mosquito Cove, San Clemente Island 320 Comment
  SBBG14233  Bromus rubens M. A. Piehl 1962-10-3 62484 Los Angeles S fork of Gallagher Cyn 304 Comment
  POM296807  Bromus stamineus Lyman Benson 1947-4-30 12348 Los Angeles Indian Hill, Claremont. 427 Comment
  RSA653914  Bromus sterilis Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 903 Los Angeles Verdugo Mountains, northwest side: Northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of 210 Fwy and west of fire road, south (above) water tank. 487 Comment
  UCR190856  Bromus tectorum R. G. Swinney 1998-7-2 6222 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  RSA0019987  Bromus tectorum Timothy S. Ross 1991-3-23 4256 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, west of Lovejoy Springs (destroyed by development 926 Comment
  UC185564  Bromus trinii T. S. Brandegee 1890-5-12 Los Angeles Santa Catalina Island Comment
  SFV16035  Cakile maritima A. M. Orcino, A. Sutton 1994-4-23 4 Los Angeles Playa del Rey Beach, corner of Pacific Ave. and Convoy St., 0.1 mile north of Culver Blvd. 2 Comment
  RSA656004  Calandrinia ciliata James Henrickson 1985-3-30 19760 Los Angeles 3 air mi. NNW of Newhall in proposed North Hills development just north of Santa Clara River and just E of San Francisquito Creek. 370 Comment
  CAS-BOT-BC438416  Calandrinia ciliata Le Roy Abrams 1899-3-1 s.n. Los Angeles Hyde Park Comment
  RSA632018  Calandrinia ciliata L. C. Wheeler 1973-4-8 s.n. Los Angeles Divide between Aliso Canyon and Arrastre Canyon. 1005 Comment
  CATA1930  Calocedrus decurrens Amy Catalano, Anne Kelly and Lizz Bailey 2014-10-24 022 Los Angeles Santa Catalina Island: Middle Canyon Road, about 1/8 mile from Pumphouse 2 300 Comment
  CAS-BOT-BC487473  Calochortus albus R. C. Foster 1937-6-6 344 Los Angeles Cobal Canon (foothills of San Gabriel Mts.), north of Claremont. Comment
  CAS-BOT-BC132270  Calochortus catalinae B. C. Templeton 1939-4-19 4587 Los Angeles Huntington Palisades, Santa Monica Mountains Comment
  POM147607  Calochortus catalinae Marcus E. Jones 1927-4-20 s.n. Los Angeles San Dimas Comment
  RSA15196  Calochortus catalinae Carl B. Wolf 1926-4-3 73 Los Angeles Cahuenga Pass, Hollywood Hills. Comment
  RSA377300  Calochortus catalinae Gale Sphon 1955-5-5 s.n. Los Angeles 0.5 miles west of Beverly Glen on Mulholland Drive Comment
  RSA592027  Calochortus catalinae Mark Hoefs, Doug Propst 1973-5-4 233 Los Angeles Santa Catalina Island: lower Middle Canyon, at Camp Cactus turn off 145 Comment
  RSA68671  Calochortus catalinae Frank W. Peirson 1920-5-16 2146 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains. 457 Comment
  SEINET12044758  Calochortus catalinae F. R. Fosberg 1931-1 54456 Los Angeles divide between Hamilton and Descanso Canyons, Santa Catalina Island 200 Comment
  RSA377331  Calochortus clavatus var. clavatus Bonnie C. Templeton, C. B. Clokey, I. W. Clokey 1930-5-13 1402 -A Los Angeles Bouquet Canyon. 600 Comment
  UC1946302  Calochortus plummerae Naomi Fraga with LeRoy, Sarah J. De Groot, Paul Morton 2004-6-3 1240 Los Angeles Transverse Ranges; San Gabriel Mountains region: Along the Barrett Stoddard Road (2N04) between Cascade and Barrett Canyon. Comment
  RSA3702  Calochortus splendens Carl B. Wolf 1932-5-11 3549 Los Angeles W of Isthmus Harbor, Santa Catalina Island. 15 Comment
  SBBG121831  Calyptridium monandrum A. Parikh, N. Gale 2005-6-16 783 Los Angeles Portal Ridge, 0.6 km NW of intersection of N2/Johnson Rd, 1.4 km SE of intersection of N2/Munz Ranch Rd 1020 Comment
  UC72619  Calyptridium monandrum Ernest Braunton 1902-4-29 251 Los Angeles North Pomona Pomona Comment
  SBBG58112  Calystegia R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  SBBG127087  Calystegia longipes A. Parikh, N. Gale 2011-6-20 3489 Los Angeles S of Rabbit Peak, 1.8 km E of Angeles Forest Hwy, 0.2 km N of Monte Cristo Crk; San Gabriel Mtns 1330 Comment
  CAS-BOT-BC224317  Calystegia macrostegia subsp. amplissima E. R. Blakley 1962-6-10 5253 Los Angeles Near Wall #2, San Clemente Island 9 Comment
  RSA0119751  Calystegia macrostegia subsp. arida R. G. Swinney 2014-5-15 16517 Los Angeles San Gabriel Mountains; Azusa Peak, 0.06 miles s. of Glendora Ridge Mtwy., 1.34 mi. due east of Hwy. 39, 0.15 miles e. of north Garcia Trailhead, in Colby Fire burn area of Jan. 2014. 625 Comment
  UCSB7321  Calystegia macrostegia subsp. cyclostegia Wedberg, Lee 1954-5-7 Los Angeles Sierra Madre 243 Comment
  RSA0047396  Calystegia macrostegia subsp. intermedia Orlando Mistretta 1990-4-15 s.n. Los Angeles Fish Canyon, tributary to the San Gabriel River 336 Comment
  RSA630281  Calystegia macrostegia subsp. intermedia LeRoy Gross 1999-2-25 122 Los Angeles Verdugo Mountains: Along dirt road called Hostetler Mountain Way, right across La Tuna Canyon exit coming east bound on 210 freeway. 609 Comment
  UCR159910  Calystegia macrostegia subsp. intermedia Orlando Mistretta 1992-7-13 678 Los Angeles Transverse Ranges; San Gabriel Mountains region, Los Pinetos Spring Canyon Trail 915 Comment
  SEINET4077935  Calystegia macrostegia subsp. macrostegia R. Moran 1941-1 593 Los Angeles Middle Ranch, San Clemente Island. 500 Comment
  RSA507987  Camissonia bistorta Steve Boyd, T. S. Ross 1988-4-28 2242 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus, in small side canyon, at head. Angeles National forest. 640 Comment
  HSC16467  Camissonia boothii subsp. decorticans C. S. Apperson 1967-6-11 Los Angeles 3 mi. up Haskell Cyn. Rd. off of Bouquet Cyn. Rd. Comment
  RSA466161  Camissonia californica Geo. L. Moxley 1917-4-3 s.n. Los Angeles Hills near Chatsworth. Comment
  UCD103369  Camissonia campestris Daryl Koutnik; Vickie Dawes 1978-4-6 290 Los Angeles State Highway 18 just E of Valermo turnoff. 944 Comment
  NY679586  Camissonia cheiranthifolia subsp. suffruticosa W. F. Parish 1891-1 s.n. Los Angeles Sea beach at Long Beach. San Bernardino. Comment
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Oct 14 2014
  RSA33473  Camissonia cheiranthifolia subsp. suffruticosa T. A. Bonser 1943-07 s.n. Los Angeles Redondo Beach. Comment
  RSA454023  Camissonia cheiranthifolia subsp. suffruticosa T. A. Bonser 1943-07 s.n. Los Angeles Redondo Beach. Comment
  RSA144921  Camissonia claviformis subsp. claviformis E. G. Linsley 1960-5-6 60 -55 Los Angeles 20 miles west of Lancaster. Comment
  RSA145184B  Camissonia claviformis subsp. claviformis E. G. Linsley, J. W. MacSwain 1959-4-5 59 -67 Los Angeles Mojave Desert, Little Rock Comment
  RSA186760  Camissonia guadalupensis subsp. clementina Peter H. Raven 1962-7-10 17954 Los Angeles Wilson Cove, San Clemente Island. 91 Comment
  RSA730291  Camissonia hirtella R. G. Swinney 1998-8-1 6632 Los Angeles San Gabriel Mtns.: Vincent Gulch, 1.2 mi. SE of Vincent Gap Trail Head, c. 2 mi. east of the summit of Mt. Baden-Powell 1631 Comment
  UCR210285  Camissonia hirtella R. G. Swinney 2008-7-16 9267 Los Angeles San Gabriel Mtns., just north of confluence of Cooper Creek Canyon and Little Rock Creek Canyon, along trail 1720 Comment
  RSA186709  Camissonia intermedia Peter H. Raven 1962-5-1 17511 Los Angeles Stuntz [Stunts] Canyon Road 3.1 miles below junction to Saddle Peak 366 Comment
  UCR110881  Camissonia intermedia A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21988 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
  HSC87157  Camissonia micrantha Steve Boyd, T. S. Elias 1987-4-14 2034 Los Angeles San Gabriel Mtns., Rincon- Red Box Rd., S of Rincon Forest Station, N of Glendora Comment
  UCR193471  Camissonia pallida R. G. Swinney 1999-4-5 7041 Los Angeles San Gabriel Mtns./Mojave Desert, lower Boulder Canyon Wash, 1.4 mi. south of Ft. Tejon Rd. on 213th St. East 1268 Comment
  UCR194016  Camissonia pallida R. G. Swinney 1999-5-22 7195 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, south of old homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  OBI70946  Camissonia strigulosa Steve Boyd, Lauren Raz 1997-3-25 9263 Los Angeles Liebre Mtn Region. Extreme NW corner of the range in Peace Valley, small side cyn just E of I-5 off Copco Rd 951 Comment
  UCR190463  Camissonia strigulosa R. G. Swinney 2001-4-18 7885 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge 1223 Comment
  UCR220280  Camissonia strigulosa R. G. Swinney 2009-4-24 10486 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  CAS-BOT-BC160438  Camissoniopsis cheiranthifolia subsp. suffruticosa Alice Eastwood 1906-5-27 76 Los Angeles Ocean Park Comment
  CAS-BOT-BC160488  Camissoniopsis cheiranthifolia subsp. suffruticosa Peter H. Raven 1962-5-14 17747 Los Angeles Point Dume Comment
  SFV2511  Camissoniopsis cheiranthifolia subsp. suffruticosa K. A. Wilson 1961-3-12 997 Los Angeles Zuma Beach. On sand above tide line. 3 Comment
  SD87814  Camissoniopsis hirtella F. W. Peirson 1919-5-10 4698 Los Angeles San Gabriel Mountains. 914 Comment
  SFV20870  Camissoniopsis hirtella L. Gross, L. Moore 2000-6-5 219 Los Angeles Verdugo Mountains Off La Tuna Canyon road on Santa Monica Mountains Conservancy Land near coordinates recorded. 579 Comment
  LA50470  Camissoniopsis intermedia A. M. Johnson; 1934-3-16 4340 Los Angeles SIMI HILLS, Johnson's Ranch beyond Chatsworth. Comment
  UC1971204  Camissoniopsis micrantha Louis C. Wheeler 1947-4-20 6468 Los Angeles SAN GABRIEL MOUNTAINS: Kinneloa Canyon. Comment
  UCR261883  Camissoniopsis pallida Tim Thomas 2014-5-4 6288 Los Angeles Mojave Desert, Antelope Valley, 2.6 miles north of Neenach, just east of aqueduct just south of Ave A 884 Comment
  VVC2932  Camissoniopsis pallida subsp. pallida Tim Thomas 2014-5-4 6288 Los Angeles Mojave Desert, Antelope Valley 2.6 miles north of Neenach, just east of aqueduct just south of Ave A. 884 Comment
  UCR124976  Cannabis sativa B. C. Templeton 1953-7-3 6818 Los Angeles Los Angeles Comment
  LA103430  Capsella bursa-pastoris Barry A. Prigge; 1986-3-20 6956 Los Angeles Santa Monica Mountains, Medea Creek, just N of Paramount Ranch State Park 231 Comment
  RSA484616  Cardamine californica var. integrifolia Blanche Trask 1897-03 s.n. Los Angeles Avalon, Catalina island Comment
  SEINET12004993  Cardamine integrifolia J. F. Bright 1934-1 9238 Los Angeles Santa Monica Coast Range Comment
  UCR274130  Carduus pycnocephalus Steven A. Junak 1999-5-20 SCa- 958 Los Angeles Channel Islands, Santa Catalina Island, along Cottonwood-Black Jack Road, plant stop 341 Comment
  UCR204036  Carex R. G. Swinney 2001-9-16 8166 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
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Sep 12 2018
  RSA0098781  Carex alma R. G. Swinney 2011-6-1 14941 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  RSA1429  Carex alma I. M. Johnston 1918-6-2 s.n. Los Angeles San Antonio Mountians, Evey Canyon. 915 Comment
  RSA778740  Carex alma Orlando Mistretta, Christine Mistretta 2010-6-1 5234 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mill Creek Canyon; along Southern California Edison transmission line corridor; approx. 1.0 air miles S of Mill Creek summit, near spur road to Falcon Mine. 1280 Comment
  UC284911  Carex alma P. A. Munz 1923-5-26 6857 Los Angeles Big Rock Creek San Gabriel Mountains 1981 Comment
  UCR270263  Carex alma R. G. Swinney 2011-10-10 15722 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
  RSA229089  Carex athrostachya Robert F. Thorne 1971-6-30 40770 Los Angeles Angeles National Forest: c. 0.3 mile below Alder Saddle along a dry branch of the S Fork of Little Rock Creek 1616 Comment
  POM81478  Carex barbarae H. E. Hasse 1890-04 s.n. Los Angeles [Los Angeles?] Comment
  RSA0127370  Carex densa Louis C. Wheeler 1967-7-15 10040 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  RSA88803  Carex fracta F. W. Peirson 1922-7-6 3178 Los Angeles Big Pines Camp 2088 Comment
  CAS-BOT-BC21314  Carex fracta Louis C. Wheeler 1968-7-21 s.n. Los Angeles San Gabrile Mountains. East Fork Alder Creek off Big Tujunga, at below Charlton Flat. Comment
  UC72396  Carex multicaulis Geo. B. Grant Jun 1902 138 Los Angeles Mt. Wilson Comment
  POM1490B  Carex multicaulis I. M. Johnston 1917-7-4 1426 Los Angeles Bear Canyon 1372 Comment
  RSA640227  Carex pellita L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mountains: Graveyard Canyon, second side canyon. Comment
  SBBG57185  Carex praegracilis R. Hoffmann 1929-5-21 Los Angeles Lancaster Comment
  SEINET7572148 Image available Carex praegracilis Steve Boyd 1996-4-25 8695 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage, at head of Cienega Canyon, south of Liebre Mountain. 914 Comment
  CAS-BOT-BC117934  Carex schottii R. F. Thorne 1969-7-2 38252 Los Angeles San Gabriel Mts. Angeles National Forest. 1584 Comment
  RSA772157  Carex senta R. G. Swinney 2009-5-27 10898 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  CAS-BOT-BC117417  Carex senta George B. Grant 1904-7-24 6436 Los Angeles Mt. San Gorgonio, High Creek. 2895 Comment
  RSA733428  Carex spissa R. G. Swinney 2000-5-25 7785 Los Angeles San Gabriel Mnts.: Azusa, 0.5 mi. east of San Gabriel Canyon Information Station on Hwy 39 at mouth of canyon. Comment
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Nov 4 2010
  RSA733039  Carex subfusca R. G. Swinney 1999-8-16 7664 Los Angeles Wrightwood area. Flume Canyon, spring c. 200m north if Guffy Camground. Spring on N-facing slope, 2445 Comment
  UCR126998  Castilleja affinis A. C. Sanders 2003-6-19 26969 Los Angeles Western Transverse Range/Santa Clara River Watershed, hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch 412 Comment
  RSA760674  Castilleja applegatei R. G. Swinney 2008-8-13 9403 Los Angeles Big Rock Creek, 1.0 mi. east of Fenner Canyon. 1793 Comment
  RSA660507  Castilleja applegatei subsp. martinii Gerald Braden, Lori Ackerman 1988-5-19 37 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  RSA706667  Castilleja applegatei subsp. martinii Naomi S. Fraga, Paul Morton 2004-5-19 1191 Los Angeles Trail (7W02) to Baldy from San Antonio Falls Road. 2104 Comment
  UCSB6004  Castilleja applegatei subsp. martinii Ballard 1954-3-14 Los Angeles San Dimas Park 350 Comment
  POM305746  Castilleja applegatei subsp. martinii Henry J. Ramsey, Henry J. Ramsey 1937-6-27 947 Los Angeles Bear Creek, north of Pacoima Reservoir, Angeles National Forest, San Gabriel Mountains. Comment
  JEPS3865  Castilleja foliolosa I. W. Clokey and E. G. Anderson 1931-3-11 5349 Los Angeles San Gabriel Canyon 900 Comment
  RSA400539  Castilleja foliolosa Anstruther Davidson 1891-6-25 s.n. Los Angeles Santa Caltalina Island Comment
  RSA607002  Castilleja foliolosa Louis C. Wheeler 1930-5-22 s.n. Los Angeles Palmdale. Comment
  UC26421  Castilleja foliolosa Harley P. Chandler 1897-3-14 Los Angeles San Dimas 609 Comment
  UC885189  Castilleja foliolosa I. W. Clokey and B. C. Templeton 1930-4-8 4721 Los Angeles San Francisquito Canyon 800 Comment
  UCR182704  Castilleja minor subsp. spiralis R. G. Swinney 1997-7-14 5674 Los Angeles San Gabriel Mtns, Glendora, Big Dalton Canyon Debris Basin, Big Dalton Canyon 341 Comment
  UCR186596  Castilleja minor subsp. spiralis T. B. Salvato, Sarah Flack 2007-8-8 3034 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  POM15446  Castilleja minor subsp. spiralis L. R. Abrams 1901-4-5 1366 Los Angeles San Fernando Mts. Comment
  RSA772385  Castilleja plagiotoma R. G. Swinney 2009-5-12 10756 Los Angeles Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge. 1435 Comment
  RSA774282  Castilleja pruinosa R. G. Swinney 2009-6-8 11084 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR78137  Castilleja pruinosa Wandalee Thompson 1964-4-8 21 Los Angeles Transverse Range; Liebre Mtns., Cottonwood Campground, Elizabeth Lake Canyon Road, Angeles National Forest. 808 Comment
  SFV1438  Caulanthus amplexicaulis K. A. Wilson 1962-5-26 1293 Los Angeles San Gabriel Mountains Mill Creek Road, 4 miles north of Big Tujunga Canyon Road. 1185 Comment
  RSA607685  Caulanthus amplexicaulis var. amplexicaulis Scott D. White 1997-6-29 5399 Los Angeles Mt. Baldy Village Area: San Antonio Canyon below San Antonio Falls, and along trail/road access rt. 1921 Comment
  RSA756587  Caulanthus cooperi Orlando Mistretta, Christine Mistretta 2008-4-30 2560 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 19 per TRTP survey, 2008), in the vicinity of Ritter Ridge, S side of Antelope Valley. 1034 Comment
  RSA0088466  Caulanthus coulteri var. coulteri Mitch Provance, Callen Huff 2009-4-29 10690 Los Angeles Tehachapi Mountains: Tejon Ranch, south of Lebec, lower slopes above Interstate 5, about 0.7 miles east of Gorman. 1230 Comment
  RSA11073  Caulanthus coulteri var. coulteri C. B. Wolf 1928-3-29 1557 Los Angeles Junction of Pine Canyon road and road to Sandbergs. 3 mi. S.W. of Neenach. 1067 Comment
  RSA0103473  Caulanthus lasiophyllus R. G. Swinney 2011-5-10 14654 Los Angeles San Gabriel Mountains: Los Pinetos Canyon, east end of Placerita Cyn. Natural Area at Walker Ranch 573 Comment
  CAS-BOT-BC47919  Ceanothus arboreus Mrs. Frank 1896-3-22 s.n. Los Angeles Santa Catalina Island Comment
  RSA729652  Ceanothus cordulatus R. G. Swinney 1998-7-2 6251 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  CAS-BOT-BC48751  Ceanothus crassifolius Rimo Bacigalupi 1925-4-18 1176 Los Angeles San Antonio Canyon near mouth San Gabriel Mts. Comment
  RSA398859  Ceanothus crassifolius G. R. Johnstone 1930-6-22 s.n. Los Angeles Near Ravenna; Soledad Canyon. Comment
  RSA601948  Ceanothus crassifolius Louis C. Wheeler 1933-6-19 1866 Los Angeles Claremont. 381 Comment
  LA41992  Ceanothus crassifolius W. E. Pequegnat; 1938-2-12 sn Los Angeles Santa Ana Mountains, E ridge of Coldwater Canyon 380 Comment
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Feb 10 2015
  UCR126886  Ceanothus cuneatus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26198 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  RSA399016  Ceanothus greggii var. vestitus L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  UC1745665  Ceanothus greggii var. vestitus Annetta M. Carter 1951-5-21 3059 Los Angeles Fork of Little Rock Creek 1.3 mi. S of Little Cedars Campground. San Gabriel Mtns. Comment
  CAS-BOT-BC50162  Ceanothus integerrimus Timothy S. Ross; Steve Boyd 1994-5-24 7844 Los Angeles Grass Mountain: ridgetop saddle between the main summit and the northeast summit. Lakes Hughes 7.5' USGS Quadrangle 1383 Comment
  RSA399904B  Ceanothus integerrimus Anstruther Davidson 1892-8-20 s.n. Los Angeles Wilson's Peak Comment
  UCR223795  Ceanothus integerrimus R. G. Swinney 2009-8-25 11476 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  CAS-BOT-BC167242  Ceanothus leucodermis Wayne Law; Jun Hu 2000-4-30 03 Los Angeles Transverse Ranges; San Gabriel Mtns.: Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. First dirt road on left immediately after Millard campground 823 Comment
  CAS-BOT-BC50571  Ceanothus leucodermis Ernest C. Twisselmann 1959-6-2 5327 Los Angeles Summit of Liebre Mountain 1706 Comment
  LA43636  Ceanothus megacarpus Robert Fowler; 1925-1-18 4539 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Sepulveda Canyon. 152 Comment
  RSA133470  Ceanothus megacarpus Peter H. Raven, H. J. Thompson 1959-4-3 13908 Los Angeles Las Flores Canyon 3.8 miles north of Coast Highway. 549 Comment
  NY43794  Ceanothus megacarpus subsp. insularis J. B. Walker 1995-12-3 1809 Los Angeles Santa Catalina Island, on Airport Rd, just N of Black Jack Cutoff 120 Comment
  CAS-BOT-BC50491  Ceanothus oliganthus John Thomas Howell 1928-3-2 3369 Los Angeles Vermont Canyon, Griffith Park Comment
  UCR192841  Ceanothus oliganthus R. G. Swinney 1998-8-10 6728 Los Angeles San Gabriel Mtns., Cattle Canyon, west of (downstream from) Thompson Flat 732 Comment
  RSA60249  Ceanothus oliganthus E. K. Balls 1950-3-28 14448 Los Angeles La Crescenta, at upper end of town, on highway. Comment
  RSA399738  Ceanothus oliganthus var. oliganthus W. Hutchinson 1921-04 s.n. Los Angeles Bouquet Canyon. Comment
  UC1071161  Ceanothus oliganthus var. oliganthus P. L. Johannsen 1934-1-5 214 Los Angeles Dry Canyon Calabasas quad. 609 Comment
  LA32022  Ceanothus spinosus Peter H. Raven; Henry J. Thompson 1959-4-3 13918 Los Angeles 822 Comment
  UCR129826  Cenchrus longispinus L. C. Wheeler 1932-8-6 1123 Los Angeles San Gabriel Valley, 2 miles NNE of Claremont 427 Comment
  CATA1256  Centaurea melitensis Mark L. Hoefs, Douglas R. Hoefs 1995-6-29 2340 Los Angeles Santa Catalina Island: By Empire Landing Road near quarry 124 Comment
  UCSB6417  Centaurea melitensis Gill, Robert 1959-6-2 Los Angeles San Antonio Canyon; San Gabriel Mt. Range; Pacific Slope Drainage Area 792 Comment
  CAS-BOT-BC272069  Centaurea melitensis Alice Eastwood 1917-7-20 6480 Los Angeles Santa Catalina Island Comment
  SD244080  Centromadia pungens subsp. pungens Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 7988 Los Angeles Mojae Desert: Antelope Valley, N of Lancaster, along west side of Sierra Highway, 670 m north of Ave B and 940 m south of Ave A. 704 Comment
  SBBG62310  Centrostegia thurberi R. Hoffmann 1929-5-20 Los Angeles Redman Comment
  RSA593195  Cerastium glomeratum L. C. Wheeler 1967-5-8 9305 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  RSA756629  Cerastium glomeratum Orlando Mistretta, Christine Mistretta 2008-4-19 2489 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
  CAS-BOT-BC400186  Ceratophyllum demersum Louis Wheeler 1933-10-22 2196 Los Angeles Crystal Lake, San Gabriel Mts. 1706 Comment
  UCR223542  Cercocarpus betuloides R. G. Swinney 2009-6-2 11003 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  CAS-BOT-BC135511  Cercocarpus betuloides var. betuloides Timothy S. Ross; Steve Boyd 1994-5-25 7925 Los Angeles Necktie Basin: Haning basin ca 470-830 m W of Warm Springs Mtn summit.These collections from ca 600-800 m WSW of summit - Liebre Mountains 1075 Comment
  CAS-BOT-BC142170  Cercocarpus betuloides var. betuloides Le Roy Abrams 1903-3-11 3116 Los Angeles Sepulveda canyon, Santa Monica Mountains Comment
  JEPS45546  Cercocarpus betuloides var. betuloides Frank W. Peirson 1919-7-1 340 a Los Angeles Fish Canyon; San Gabriel Mountains, Fish Canyon 304 Comment
  RSA453276  Cercocarpus betuloides var. betuloides Tom Burch 1940-3-10 4021 -11 Los Angeles Castaic. 610 Comment
  RSA598142  Cercocarpus betuloides var. betuloides Victor W. Steinmann, Tim S. Ross 1995-5-8 663 Los Angeles Liebre Mountains, along Bouquet Canyon Road, ca. 1 km (by air) ENE of the Bouquet Guard Station and adjacent to Bouquet Campground #3 725 Comment
  SBBG54064  Cercocarpus betuloides var. betuloides A. Griffiths Jr. 1962-4-11 4496 Los Angeles Chantry Flat, Big Santa Anita Cyn, N of Arcadia 762 Comment
  LA47769  Cercocarpus betuloides var. blancheae H. L.; 1937-3-25 sn Los Angeles Santa Catalina Isl 91 Comment
  UCR108667  Cestrum nocturnum L. C. Wheeler 1936-2-23 4079 Los Angeles San Gabriel: 217 S. Muscatel Avenue 107 Comment
  POM280814  Chaenactis glabriuscula Henry J. Ramsey 1937-3-27 s.n. Los Angeles Little Tujunga Canyon Comment
  RSA0106733  Chaenactis glabriuscula R. G. Swinney 2011-5-19 14790 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), near entrance gate to camp, 0.54 miles at 84 deg SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Colby Cyn. 1018 Comment
  SD13113  Chaenactis glabriuscula var. denudata Edith A. Purer 1935-5-11 6593 Los Angeles Hillside, Santa Monica Mountains. Comment
  LA203103  Chaenactis glabriuscula var. glabriuscula A. M. Johnson; 1933-5-17 4273 Los Angeles El Segundo Comment
  OBI56575  Chaenactis glabriuscula var. glabriuscula Steve Boyd, Lauren Raz, Timothy S. Rose 1997-4-1 9458 Los Angeles Liebre Mts Region: Upper watershed of Osito Cyn between I-5 and the Old Ridge Rte, vicinity of "Osito Flat", a distinctive, open grassy break in slope under the high tension power lines. T6N R17W SE 3/4 sec 7 914 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
  CAS-BOT-BC277525  Chaenactis glabriuscula var. lanosa Geo. B. Grant 1904-5-14 6259 Los Angeles Glendora, Los Angeles Comment
  CAS-BOT-BC277825  Chaenactis santolinoides A. J. McC. 1893-8-16 s.n. Los Angeles Old Baldy trail Comment
  POM18143  Chaenactis santolinoides Philip A. Munz 1923-5-25 6812 Los Angeles Big Rock Creek, San Gabriel Mts. 1280 Comment
  RSA632858  Chaenactis santolinoides R. F. Thorne, Robert Frampton 1971-6-27 40984 Los Angeles San Gabriel Mountains: Angeles National Forest, East slope West Baldy Peak, along trail from bowl. 2987 Comment
  UCR223913  Chaenactis santolinoides R. G. Swinney 2009-6-24 11254 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  UCR197784  Chaenactis stevioides Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 14 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
  RSA351848  Chaenactis xantiana Anstruther Davidson, Hasse 1906-6-9 1462 Los Angeles Big Rock Creek. Comment
  CAS-BOT-BC279717  Chaenactis xantiana Palmer Stockwell 1935-5-16 1309 Los Angeles Quail Lake 1008 Comment
  RSA596359  Chamaesyce albomarginata R. G. Swinney 1989-5-12 s.n. Los Angeles Base of San Gabriel Mountains, in and near the city of Glendora. Colby fire break, 100 yards S of Glendora Mountain Road and 50 yards E of Glendora Wilderness Park. 450 Comment
  RSA597284  Chamaesyce albomarginata T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter W. Fitsch 1990-6-22 3738 Los Angeles Pinyon Ridge: Western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone. 1707 Comment
  JEPS51898  Chamaesyce maculata Geo. B. Grant 1904-9-2 427 Los Angeles Pasadena Comment
  RSA585914  Chamaesyce serpillifolia T. S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: Indian Hill Mesa. 405 Comment
  RSA734744  Chamaesyce serpillifolia L. C. Wheeler 1945-9-20 6151 Los Angeles San Gabriel Mountains. Kinneloa Canyon (Sycamore Canyon). 335 Comment
  SD128655  Chenopodium album H. A. Wahl 1949-5-15 2079 Los Angeles One mile and a half west of intersection of Mulholland Drive and Laurel Canyon Boulevard, on Mulholland Drive, Santa Monica Mts. Comment
  LA50753  Chenopodium ambrosioides A. M. Johnson; 1934-9-15 4534 Los Angeles 15 Comment
  UCR259158  Chenopodium berlandieri R. G. Swinney 2010-8-30 13609 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  UCR281160  Chenopodium berlandieri R. G. Swinney 2014-6-5 16713 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  UCR129398  Chenopodium botrys A. C. Sanders, Mark Elvin 2002-6-20 25218 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
  RSA0093633  Chenopodium californicum A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37949 Los Angeles Tehachapi Mountains. Crane Canyon, 0.83 mi. SE (142 deg ) of Castac Lake, 1.81 mi. NE (35 deg ) of Gorman, just S of Kern Co. line. 1128 Comment
  UC452631  Chenopodium californicum C. F. Millspaugh 1920-2-7 4696 Los Angeles Pebble Beach Canyon Santa Catalina Island Comment
  SBBG119566  Chenopodium californicum L. C. Wheeler 1967-5-31 9798 Los Angeles just over the rise immediately W of Caldwell Lake Comment
  SBBG127035  Chenopodium desiccatum A. Parikh, N. Gale 2011-6-30 3527 Los Angeles upper Big Tujunga Cyn, 2 km NW of Shortcut Station, 2 km N of St Hwy 2; San Gabriel Mtns 1210 Comment
  RSA631087  Chenopodium multifidum L. C. Wheeler 1947-4-13 6466 Los Angeles San Gabriel Mountains; Millard Canyon. 640 Comment
  LA37419  Chenopodium multifidum Elizabeth McClintock; 1943-5-29 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  RSA167812  Chenopodium murale R. F. Thorne 1964-2-7 33461 Los Angeles Lower end of Pebbly Beach Canyon, E end of Santa Catalina Island. 76 Comment
  SBBG20554  Chenopodium murale E. R. Blakley 1963-12-7 6318 Los Angeles W of Pyramid Head, S of Lighthouse 38 Comment
  SEINET4076054  Chenopodium murale M. B. Dunkle 1939-1 7222 Los Angeles Chenetti stream gorge, San Clemente Island. Comment
  RSA606946  Chenopodium pumilio L. C. Wheeler 1946-9-8 6350 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 3/4 mile W of Bear Creek. 518 Comment
  CHSC95427  Chenopodium strictum var. glaucophyllum LeRoy Gross 2001-11-10 455 Los Angeles Los Angeles Basin region: Verdugo Mountains, north side. Off the 210 freeway east bound La Tuna Canyon Road exit opposite this exit is a road that starts out paved. (Hostetter Mountainway) follow this road that parallels the freeway east till a dirt road forks off on the right (southeast). Along paved road and in cracks of asphalt, just east of intersection with La Tuna Canyon Road. 457 Comment
  CLARK-A1528-4571  Chloris gayana John C. Roos, Alfred R. Roos 1950-9-16 4987 Los Angeles Los Angeles 60 Comment
  UCSB50279  Chlorogalum pomeridianum Reisentz, Paul 1975-6-7 Los Angeles Twin Falls Reserve, 1 mile east of Stunt Rd. from Mulholland Hwy. 274 Comment
  CHSC95471  Chlorogalum pomeridianum var. pomeridianum LeRoy Gross; Valerier Soza, Samantha Tessel 2001-6-4 405 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland. 427 Comment
  RSA773536  Chorizanthe brevicornu R. G. Swinney 2009-4-29 10563 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  CAS-BOT-BC168153  Chorizanthe parryi var. fernandina A. C. Sanders; Mark A. Elvin; et al. 2003-4-16 26060 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course 396 Comment
  CAS-BOT-BC252763  Chorizanthe parryi var. fernandina Vipul Joshi; Mark Elvin; Tricia Wotipka 2003-6-11 2940 Los Angeles Newhall Ranch, ridge ca 900 m SW of Airport Mesa, Val Verde 7.5' Q., N end of Santa Susana Mtns. 365 Comment
  NY468358  Chorizanthe parryi var. fernandina C. C. Parry 1881-1 s.n. Los Angeles Comment
  RSA392681  Chorizanthe staticoides Freda Detmers 1931-5-17 s.n. Los Angeles Mint Canon. [canyon] Comment
  UC449705  Chorizanthe staticoides B. May, 1889 Los Angeles South Side Comment
  UCD99987  Chorizanthe staticoides A. C. Sanders 2003-4-29 26179 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  UCR277133  Chorizanthe staticoides R. G. Swinney 2010-5-25 12952 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Manzanita Trail 150 meters south of Nature Center 488 Comment
  UCSB30885  Chorizanthe staticoides Burgess, Rick 1978-5-20 Los Angeles Red Rover Canyon Rd., 1 mile north of junction with Hwy. 14. 1066 Comment
  RSA392769  Chorizanthe watsonii Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  RSA590667  Chorizanthe watsonii Tim S. Ross, S. D. Boyd 1990-5-29 2693 Los Angeles SE edge of Valyermo: along NE side of Valyermo Rd, then S of the road 1137 Comment
  SBBG121873  Chorizanthe xanti var. xanti A. Parikh, N. Gale 2005-6-15 775 Los Angeles Portal Ridge, 1 km NW of intersection of N2/Johnson Rd, 1 km SE of intersection of N2/Munz Ranch Rd 1035 Comment
  RSA659856  Chrysanthemum coronarium Chris White 1991-5-20 20 Los Angeles Point Fermin Comment
  SEINET11860561  Chrysothamnus nauseosus subsp. albicaulis H. W. Graham 1927-9-9 9 /9/2012 Los Angeles along trail & road from Mt. Lowe Tavern, Mt. Lowe, to observatory on Mt. Wilson near Los Angeles 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
  POM351979  Chrysothamnus nauseosus subsp. hololeucus L. E. Hoffman 1931-11-9 s.n. Los Angeles Mojave Desert, Little Rock Creek. Comment
  UCR124720  Chrysothamnus nauseosus subsp. mohavensis B. C. Templeton 1932-8-25 5088 Los Angeles San Gabriel Mtns., Table Mountain near Big Pines Park, Angeles National Forest 2091 Comment
  UCR146532  Chrysothamnus nauseosus subsp. mohavensis Scott D. White 2004-8-11 10698 Los Angeles San Gabriel Mtns, c. 8 air mi WNW of Wrightwood; east of Fenner Saddle Rd. on Pacific Crest trail 2195 Comment
  SD64133  Chylismia brevipes W. Bertsch 1953-4-17 62 Los Angeles Claremont Comment
  POM194149  Cirsium occidentale var. californicum Lyman Benson 1945-6-5 11772 Los Angeles Cold Spring, 2 1/2 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mt. Range 1372 Comment
  POM352154  Cirsium occidentale var. californicum Geo. L. Moxley 1915-7-4 353 Los Angeles Arroyo Seco Canyon. Comment
  SD90227  Cirsium occidentale var. occidentale Benjamin C. Stone May 1952 43 Los Angeles Blanchard Park, Claremont. 334 Comment
  RSA603324  Cirsium vulgare Scott D. White 1997-5-21 5189 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
  CDA7421  Cirsium vulgare George Garrettson 1954-7-7 Los Angeles Puente Hills. 0 Comment
  RSA394286  Citrullus lanatus Robert Gustafson 1981-7-15 2331 Los Angeles Ballona Wetlands, Area 2 Comment
  POM153231  Clarkia bottae C. L. Hitchcock 1928-5-3 50 Los Angeles Beverly Hills. 250 Comment
  RSA453478  Clarkia bottae Anstruther Davidson 1908-4-1 s.n. Los Angeles Hollywood. Comment
  UC173996  Clarkia bottae G. B. Grant 1906-6-10 6666 Los Angeles Mt. Lowe Comment
  UCSB4352  Clarkia bottae Ballard 1954-5-27 Los Angeles Little Dalton Canyon 350 Comment
  CAS-BOT-BC172251  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-5-27 55 Los Angeles 8 miles west of Elizabeth Lake 1000 Comment
  CHSC96308  Clarkia epilobioides LeRoy Gross; Bill Hogshead, Valerie Soza 2003-5-29 950 Los Angeles Transverse Ranges: Verdugo Mountains region: 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 Motorway) Basically a triangle. UTM Zone: 3787689N 0378361E. 563 Comment
  LA201882  Clarkia epilobioides Arthur C. Gibson; 2003-4-15 4990 Los Angeles Simi Hills, Box Canyon, along hiking trail along Box Canyon Rd, ca 0.5 km S of Pioneer Pass 496 Comment
  RSA448272  Clarkia epilobioides F. R. Fosberg 1931-4-2 S- 4454 Los Angeles Santa Catalina Island. Divide between Hamilton and Descanso Canyons. 150 Comment
  SBBG31137  Clarkia epilobioides R. F. Thorne with M. Z. Thorne 1966-5-31 36436 Los Angeles Fern Cyn, W of Orizaba Mtn 228 Comment
  UC373501  Clarkia epilobioides C. L. Hitchcock 1928-5-3 48 Los Angeles Santa Anita Canyon Santa Monica Mts. 200 Comment
  SBBG132122  Clarkia epilobioides S. A. Junak 1996-4-13 SCI 317 Los Angeles S of first cyn S of Bryce Cyn 15 Comment
  RSA0113300  Clarkia purpurea subsp. quadrivulnera Lyman Benson 1945-5-11 11709 Los Angeles Canyon below Johnson's Pasture, Claremont. Mt. Range: San Gabriel. 548 Comment
  RSA561823  Clarkia unguiculata Steve Boyd, Orlando Mistretta 1993-6-3 8177 Los Angeles Western San Gabriel Mountains: north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest., North of Santa Clara Rd (3N17.9) at head of eastern-most canyons, 1/4 mile northeast of May Canyon saddle. 915 Comment
  SD125706  Clarkia unguiculata K. Harper 1986-5-17 Los Angeles San Gabriel Mountains, Little Tujunga to Sand Canyon Road in the vicinity of Mendenhall Peak. Comment
  SD41995  Clarkia unguiculata Darley F. Howe 1947-5-4 Los Angeles Mint Canyon Comment
  UCR205930  Claytonia parviflora R. G. Swinney 2008-5-5 8772 Los Angeles San Gabriel Mtns., Punchbowl Canyon at north boundary of Devils Punchbowl County Park, confluence of East and West Forks of Punchbowl Cyn, 0.3 mi. south of Big Rock Creek 1256 Comment
  RSA563506  Claytonia parviflora subsp. parviflora Timothy S. Ross, W. Appleby 1993-5-13 7118 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon. 854 Comment
  NY42951  Claytonia perfoliata J. B. Walker 1995-3-30 1302 Los Angeles Angeles National Forest, Ridge Rt USFS 8N04, 11km S of Hwy 138 1300 Comment
  RSA708422  Claytonia perfoliata Scott D. White, Brian Leatherman 2005-3-18 10798 Los Angeles South Coast: City of Glendora, South Hills, just north of the I-210 Freeway. Ca. 0.3 air mi ENE of the I-210 / Sunflower intersection. 305 Comment
  CAS-BOT-BC92817  Clematis pauciflora A. M. Johnson 1933-5-20 4310 Los Angeles Fish Canyon Wash. Comment
  RSA356029  Cleome isomeris R. F. Thorne 1975-9-3 47370 Los Angeles Santa Catalina Island. Near Blue Cavern Point 15 Comment
  RSA653627  Cnicus benedictus S. Koukol, E. Lutz 1998-4-26 25 Los Angeles Claremont, along W side of Indian Hill Blvd., 50 m S of Baseline Road. 421 Comment
  IRVC29635  Cnicus benedictus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26201 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch Western San Gabriel Mtns. 366 Comment
  LA201519  Collinsia heterophylla Arthur C. Gibson; 2003-4-29 4871 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, Stunt Ranch Santa Monica Mountains Reserve, along service road into Stunt Range on Stunt Rd. 350 Comment
  LA52026  Collinsia heterophylla Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  POM183478  Collinsia heterophylla Joseph A. Ewan 1929-5-4 3464 Los Angeles Santa Monica Mountains, Santa Ynez Canyon. Comment
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Apr 15 2014
  UCR213372  Collinsia heterophylla Dan S. Cooper 2010-3-29 20100312- 16 B Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  VVC3353  Collinsia heterophylla Tim Thomas 1973-4-24 14 Los Angeles Transverse Range, Santa Monica Mountains, Mulholland Hwy at Cold Creek 290 Comment
  SD30234  Colutea arborescens Paul O. Schallert 1943-4-19 Los Angeles Monrovia, in canyon Comment
  CAS-BOT-BC59718  Comarostaphylis diversifolia subsp. planifolia L. R. Abrams 1912-7-7 4889 Los Angeles Topenga Canyon. Santa Monica Mts. Comment
  HSC18593  Comarostaphylis diversifolia subsp. planifolia G. E. Anderson 1966-4-6 48 Los Angeles 1 mi. S of Topanga near Hwy. 27 Comment
  RSA188117  Comarostaphylis diversifolia subsp. planifolia R. F. Thorne, Percy C. Everett 1965-6-24 35032 Los Angeles Santa Catalina Island, W slope of Orizaba Mt. near upper end of Escondido Canyon, near spring and water pipe line to Rancho Escondido. 274 Comment
  RSA188333  Comarostaphylis diversifolia subsp. planifolia R. F. Thorne, M. Z. Thorne 1966-5-31 36419 Los Angeles Santa Catalina Island, ridge running from S end of Mt. Orizaba, S side of S fork of Fern Canyon 488 Comment
  RSA467087  Comarostaphylis diversifolia subsp. planifolia T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  RSA582964  Comarostaphylis diversifolia subsp. planifolia T. S. Ross, Janet Takara 1993-4-23 6942 -b Los Angeles Santa Catalina Island, upper E side of Cottonwood Canyon Drainage, ca. 1035 m WNW of Black Jack Mtn. Summit 436 Comment
  SBBG13419  Constancea nevinii E. R. Blakley 1962-10-4 5416 Los Angeles Indian Rock, Emerald Bay 6 Comment
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Dec 3 2015
  POM3593  Convolvulus arvensis I. M. Johnston 1918-5-19 2000 Los Angeles Near Pomona. 305 Comment
  RSA587186  Conyza bonariensis Scott D. White 1995-12-5 3764 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  POM355829  Conyza bonariensis Anstruther Davidson 1907-06 1980 Los Angeles [Unspecified] Comment
  RSA5980  Conyza canadensis C. B. Wolf 1932-9-13 4053 Los Angeles Bryant Ranch, 250 ft. S of N boundary & 100 ft. E of drainage ditch in SE 1/4 sect. 27 about 560 ft. east and 250 ft. S of NW corner of SE 1/4 sect. 27. 5 Comment
  UCR209533  Cordylanthus rigidus R. G. Swinney 2008-10-10 9561 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  RSA602561  Cordylanthus rigidus subsp. setiger Louis C. Wheeler 1967-8-28 10551 Los Angeles San Gabriel Mountains: Gold Dollar Mine at head of Dry Gulch off Coldwater Canyon. 2195 Comment
  RSA617476  Coreopsis bigelovii Scott D. White 1998-6-23 6757 Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon Road, S of I-14, E of Bee Canyon and W of Agua Dulce Canyon. 549 Comment
  UC1871060  Coreopsis bigelovii T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4786 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
  UC729528  Coreopsis gigantea Carl B. Wolf 1932-5-14 Los Angeles between Avalon and Pebbly Beach; Santa Catalina Island 30 Comment
  CAS-BOT-BC105707  Corethrogyne filaginifolia Ernest Braunton 1902-10-1 712 Los Angeles Cahuenga Hills Comment
  LA39066  Corethrogyne filaginifolia Harlan Lewis; 1940-8-5 sn Los Angeles San Gabriel Mountains, Charleston Flats 1371 Comment
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Feb 17 2015
  POM356122  Corethrogyne filaginifolia Anstruther Davidson 1920-4-1 s.n. Los Angeles Playa del Rey. Comment
  UC277036  Corethrogyne filaginifolia M. L. Canby 1925-11-28 13 Los Angeles s Newhall Grade; s of Newhall Grade Comment
  UC485380  Corethrogyne filaginifolia Crawford and Hiatt 1916-3-29 566 Los Angeles Santa Monica Mts. Comment
  POM211202  Corethrogyne filaginifolia var. filaginifolia L. C. Wheeler 1933-12-24 2346 Los Angeles San Gabriel Mountains, San Dimas Dam. 427 Comment
  RSA397702  Cornus glabrata Blanche Trask 1901-06 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  UCR189857  Cornus sericea R. G. Swinney 1998-7-10 6413 Los Angeles San Gabriel Mtns., Prairie Fork Canyon, 0.5 mi. west of Cabin Flats Campground 1585 Comment
  CATA868  Crassula connata Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1677 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  LA82093  Crassula connata O. H. Kappler; 1943-5-2 397 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA724379  Crassula connata K. Dobry 1990-3-25 d- 109 Los Angeles Simi Hills at Dayton Canyon Comment
  UCR216881  Crassula connata R. G. Swinney 2009-3-13 10109 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.8 mi. north of Foothill Blvd. on east side of main river channel 192 Comment
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Feb 15 2011
  CAS-BOT-BC427961  Crassula tillaea A. C. Sanders 2003-3-14 25775 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
  CAS-BOT-BC175827  Crossosoma californicum Tim Ross; Janet Takara 1993-4-23 6937 b Los Angeles Santa Catalina Island: SW part of the island in Cape Canyon; just above bed of canyon near roadisde 256 Comment
  CAS-BOT-BC175836  Crossosoma californicum Mrs. C. E. Miller 1918-6-11 s.n. Los Angeles Santa Catalina Island Comment
  CATA680  Crossosoma californicum Mark L. Hoefs 1991-4-23 1171 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  POM244221  Crossosoma californicum F. R. Fosberg 1931-4-8 S 4522 Los Angeles Santa Catalina Island; Avalon Valley 60 Comment
  UCR272693  Crossosoma californicum Reid Moran 1941-2-26 630 Los Angeles Channel Islands, Johnson's Valley, Santa Catalina Island 200 Comment
  RSA480566  Croton californicus Ora M. Clark 1928-12-23 1382 Los Angeles Hermosa. Comment
  UC73443  Croton californicus E. D. Palmer May 1903 Los Angeles Claremont Comment
  RSA226029  Crypsis vaginiflora R. F. Thorne, C. W. Tilforth 1971-6-29 40647 Los Angeles San Gabriel Mountains, Angeles National Forest: 1.6 mi. above Little Rock Dam near reservoir Campground 976 Comment
  SBBG131820  Cryptantha S. A. Junak, B. Collins 1991-4-24 SCI 199 Los Angeles S side of Eel Cove Cyn 73 Comment
  RSA523931  Cryptantha barbigera G. H. True 1935-5-17 303 Los Angeles Hills S of Littlerock. 945 Comment
  POM368341  Cryptantha circumscissa Anstruther Davidson 1904-6-1 1376 Los Angeles Mt. Wilson. Comment
  RSA600810  Cryptantha circumscissa L. C. Wheeler 1967-5-24 9739 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 701 Comment
  UCD119637  Cryptantha clevelandii Daryl Koutnik 1978-4-28 445 Los Angeles Cornell Corners, south of Agoura Road on Cornell Road. 304 Comment
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Oct 1 2018
  RSA729449  Cryptantha echinella R. G. Swinney 1998-7-8 6314 Los Angeles San Gabriel Mtns.: N of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  UCD119787  Cryptantha flaccida Dan Axelrod 1932-3-21 s.n. Los Angeles 1 mile east of Claremont, Antelope Valley. Comment
  RSA747553  Cryptantha intermedia R. G. Swinney 2008-4-11 8667 Los Angeles San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  SBBG14244  Cryptantha intermedia M. A. Piehl 1962-6-9 62360 Los Angeles China Pt 7 Comment
  SD69474  Cryptantha intermedia Robert F. Thorne 1966-4-6 35920 Los Angeles Santa Catalina Island: Old quarry west of Empire Landing 89 Comment
  UC402795  Cryptantha leiocarpa Ernest Braunton 1903-3-1 839 Los Angeles Playa del Rey 1 Comment
  RSA0070190  Cryptantha microstachys LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6951 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA0088009  Cryptantha microstachys R. G. Swinney 2010-6-21 13300 Los Angeles Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring. 902 Comment
  UCR84488  Cryptantha microstachys T. S. Ross, Steve Boyd 1993-5-23 7289 Los Angeles San Gabriel Mtns., lower, easterly ridge of Red Mtn, on northerly slope c. 380 m SE of the saddle between Ruby and Clearwater Canyons. 966 Comment
  POM3953  Cryptantha microstachys C. F. Baker 1904-5-4 4779 Los Angeles Hills near Claremont. Comment
  RSA660823  Cryptantha microstachys LeRoy Gross 2001-5-6 384 Los Angeles Verdugo Mountains Region: Along trail that comes up from Morning Glow Way off of La Tuna Canyon Rd. city of Sun Valley Comment
  SEINET4073586  Cryptantha muricata R. Gustafson 1977-1 sn Los Angeles Tapia Park, Malibu Canyon, Santa Monica Mountains. Comment
  UCR157424  Cryptantha muricata L. F. LaPre, T. W. Mulroy 1986-4-7 s.n. Los Angeles San Gabriel Valley, City of Irwindale, near junction of Foothill Blvd & Irwindale Ave., between gravel pit and the San Gabriel River channel 168 Comment
  SJSU11356  Cryptantha muricata H. R. Garrett 1962-4-15 Los Angeles end of Shady Cove Dr, Burbank Comment
  RSA599545  Cryptantha nevadensis var. rigida Steve Boyd, Lauren Raz 1997-4-16 9527 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
  UCR189268  Cryptantha nevadensis var. rigida R. G. Swinney 1998-5-16 6078 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  UCR99357  Cryptantha nevadensis var. rigida Steve Boyd, Lauren Raz 1997-4-16 9527 Los Angeles San Gabriel Mtns., NW end of range, Peace Valley due south of the junction of Interstate 5 and Hwy 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service Road 8N01. 960 Comment
  RSA0079499  Cryptantha oxygona Scott D. White, Pam De Vries 2006-5-10 11439 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
  SD90389  Cryptantha pterocarya var. pterocarya Robert F. Thorne, C. W. Tilforth 1973-4-20 43047 Los Angeles San Gabriel Mountains, Mojave Desert slopes; 3.2 miles south of Highway 138 along Grandview Canyon Road. 1280 Comment
  RSA0079038  Cryptantha pterocarya var. pterocarya LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 891 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  RSA191010  Cryptantha similis R. F. Thorne 1963-5-15 31657 Los Angeles San Gabriel Mountains region: 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  RSA729832  Cryptantha simulans R. G. Swinney 1998-7-10 6355 Los Angeles San Gabriel Mtns.: Prairie Fork, 300 m west of Cabin Flats Campground 1598 Comment
  UC1929502  Cryptantha traskiae Mark Elvin, Michael Wall, Jennifer Stone 1996-8-7 319 Los Angeles Channel Islands; San Clemente Island: North head. NW of Bud's across from Bird Rock on 1st and 2nd terraces along N shore within 100m of ocean. Comment
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Feb 6 2018
  SDSU20082  Cryptantha wigginsii Emma Clohessy, Chris Orosz 2012-5-27 Los Angeles Santa Catalina Island. West-facing road cut, on road between Cherry Cove and Howland's Landing. 51 Comment
  SEINET8513224 Image available Cryptomeria japonica Carl Epling s.n. Los Angeles Los Angeles Comment
  UCR126838  Cucurbita foetidissima A. C. Sanders 2003-6-19 26982 Los Angeles Western Transverse Range/Santa Clara River Watershed, hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch 366 Comment
  RSA015010  Cucurbita foetidissima Fay A. MacFadden 1931-8-1 3198 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  RSA703237  Cupressus arizonica subsp. arizonica Scott D. White 2004-7-27 10645 Los Angeles San Gabriel Mtns. Clear Creek area. Roadside and hiking trail S side of Angeles Forest Hwy, ca. 0.2 mi W of jtn with Angeles Crest Hwy. 1067 Comment
  RSA772283  Cuscuta californica R. G. Swinney 2009-5-6 10653 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  UCR255472  Cuscuta californica Dan S. Cooper 2014-6-26 614- 30 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., southeastern corner of Griffith Park, slope north of Commonwealth Nursery site, above Vista del Valle Dr. 276 Comment
  CAS-BOT-BC224487  Cuscuta californica John Thomas Howell 1931-6-6 6661 Los Angeles Big Tijunga [Tujunga] Wash Comment
  RSA0048204  Cuscuta californica Carol Haines 1964-4-21 s.n. Los Angeles Santa Susanna Pass Road. 335 Comment
  RSA0051644  Cuscuta californica Elwood Fordham 1951-3-18 s.n. Los Angeles Topanga., Near 90Acres - Robinson Rd. 274 Comment
  UCD54443  Cuscuta indecora var. indecora Steve Orloff 1986-8-26 13 Los Angeles Lancaster, 70th St. West and Ave D. Comment
  LA210113  Cuscuta subinclusa T. A. Geissman; 1952-1 sn Los Angeles West Los Angeles Comment
  UCR209276  Cuscuta subinclusa R. G. Swinney 2008-10-7 9485 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  UCR246766  Cuscuta subinclusa Pat Akers 2008-9-10 PDR 1440793 Los Angeles El Monte, on San Gabriel [River], north of Thienes [Ave.] Comment
  UCR149529  Cycladenia humilis var. venusta R. G. Swinney 1997-6-25 5639 Los Angeles San Gabriel Mtns., southwest of Wrightwood, Blue Ridge c. 0.5 mi. west of Guffy Camp, Forest Service Rd. 3N06, c. 5.1 miles east of Hwy 2 2518 Comment
  UCR48836  Cyclospermum leptophyllum David Charlton 1987-6-15 1080 Los Angeles Lomita, Alexander Fleming Jr. High School, near Walnut Street and 256th St. Nearest main streets are Pacific Coast Hwy and Western Ave. 15 Comment
  SEINET10957132  Cydonia oblonga Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2652 Los Angeles City of Glendale. Ararat Deli & Grocery 1340 E. Colorado. Comment
  UCR205239  Cylindropuntia californica var. parkeri R. G. Swinney 2008-3-26 8580 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  SD252219  Cyperus Steven A. Junak 1999-7-17 Sca 1066 Los Angeles Santa Catalina Island. Just N of Patrick Reservoir, just S of new Trans-island fenceline. 410 Comment
  SD230110  Cyperus difformis Louis C. Wheeler 1946-9-8 6352 Los Angeles San Gabriel Mountains: West Fork San Gabriel River. 1/2 - 3/4 mile W. of Bear Creek. 518 Comment
  RSA593598  Cyperus eragrostis Steve Boyd, Orlando Mistretta 1996-5-23 8827 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  SBBG131509  Cyperus eragrostis S. A. Junak 1999-7-17 SCa 1066 Los Angeles just N of Patrick Reservoir, just S of new trans-island fenceline 411 Comment
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Jul 28 2016
  RSA365127  Cyperus eragrostis Robert Gustafson 1980-4-29 2216 Los Angeles Ballona Wetlands, Area 2. Comment
  UCR206511  Cyperus esculentus A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36953 Los Angeles San Gabriel Valley, confluence of San Gabriel River and Walnut Creek, between El Monte and Baldwin Park, S of I-10 Fwy and north of Valley Blvd, W of I-605 Fwy, under SCE powerlines 88 Comment
  UCR101222  Cyperus involucratus L. C. Wheeler 1945-6-3 6061 Los Angeles San Gabriel Mtns., West Fork, San Gabriel Canyon, 1 mile west of Fork Comment
  RSA693691  Cystopteris fragilis Robin S. Collins 1973-5-28 300 Los Angeles Angeles National Forest; Trail Canyon, 2.5-3 miles into canyon from beginning of pack trail. 884 Comment
  RSA729938  Datisca glomerata R. G. Swinney, D. W. Larson 1999-6-25 7418 Los Angeles San Gabriel Mtns.: south fork of Fern Canyon, NE of Browns Flat 1280 Comment
  UC1870311  Datisca glomerata LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1068 Los Angeles [Transverse Ranges; Verdugo Mountains region]; North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. Near 34.23286N, 118.28306W. 550 Comment
  UCD126511  Datura inoxia Elise Jackson 1993-4-21 41 Los Angeles Saugus, Bouquet Cyn Road, 3.5 miles NE of junction with Valencia Blvd. 487 Comment
  RSA184331  Datura stramonium Louis C. Wheeler 1932-10-29 1438 Los Angeles Atlantic Ave. ca. 8 mi. N Anaheim Ave. Long Beach. 46 Comment
  SBBG32116  Datura wrightii R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -325 Los Angeles Wrigley Memorial Comment
  RSA652700  Datura wrightii Phillip Robinson 1991-5-12 359 Los Angeles Sycamore Canyon 0.25 miles south of intersection of Beverly Blvd. and Workman Mill Road. 0.5 miles east of Workman Mill Rd on trail into Canyon. [City of Industry, sw of Rio Hondo College, east of 605 Fwy.] Comment
  RSA657443  Datura wrightii I. M. Johnston 1980-6-1 29 Los Angeles Verdugo Mountains Region: Burbank side road off Sunset Canyon. Feet. Comment
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Aug 10 2012
  LA51814  Daucus pusillus Francis M. Ball; May 1948 sn Los Angeles Santa Monica Mountains, 1 mi W of tunnel on Sepulveda Blvd 304 Comment
  HSC31474  Deinandra clementina R. F. Thorne 1966-4-17 36095 Los Angeles San Clemente Island: near Duty Office, Wilson's Cove, NE end of island 30 Comment
  SD90398  Deinandra clementina Robert F. Thorne 1966-4-17 36095 Los Angeles San Clemente Island; top of bluff near Duty Office, Wilson's Cove, northeast end of island. 29 Comment
  CAS-BOT-BC299293  Deinandra fasciculata James I. McMurphy 1916-8-7 s.n. Los Angeles Los Angeles side of Liebre Pass Comment
  UC897719  Deinandra kelloggii Louis C. Wheeler 1933-6-27 1888 Los Angeles Foothill Blvd at Eaton Wash Pasadena, Eaton Wash 213 Comment
  CAS-BOT-BC131013  Deinandra minthornii David D. Keck 1932-10-14 1953 Los Angeles N. of Chatsworth city limits, on first hill to west of Topango Canyon Blvd., Santa Susana foothills Comment
  RSA394513  Delphinium cardinale Peterson 1931-7-14 s.n. Los Angeles Laurel Canyon. Comment
  UC150025  Delphinium cardinale LeRoy Abrams 1902-7-3 2647 Los Angeles Little Santa Anita Canyon San Gabriel Mountains Comment
  SEINET8686964  Delphinium cardinale G. B. Grant 1904-6-17 276 Los Angeles Pasadena. Comment
  SFV21407  Delphinium cardinale L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1027 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Along road across from Brand Canyon Debris Basin at mouth of Brand Canyon. 262 Comment
  CAS-BOT-BC7961  Delphinium parishii subsp. parishii R. G. Swinney 1998-7-14 6435 Los Angeles San Gabriel Mountains, Pine Mountain Ridge, 0.2-0.3 mi. W of Camp Lupine trail 2247 Comment
  RSA177857  Delphinium parryi Robert F. Thorne 1965-5-10 34460 Los Angeles Santa Catalina Island: N slope of Black Jack Mountain 457 Comment
  UCD96272  Delphinium parryi Daryl Koutnik 1978-4-28 438 Los Angeles Cornell Corners, south of Agoura Road on Cornell Road. 304 Comment
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Oct 1 2018
  RSA398732  Delphinium parryi subsp. parryi N. C. Cooper 1949-6-29 4380 Los Angeles San Gabriel Canyon. Comment
  RSA730073  Delphinium patens R. G. Swinney, D. W. Larson 1999-5-15 7043 Los Angeles San Gabriel Mtns.: Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 549 Comment
  RSA0030039  Delphinium patens subsp. montanum Orlando Mistretta 1995-4-25 1643 Los Angeles San Gabriel Mountains, Kitter Canyon: near the confluence of Kitter Canyon and Little Rock Creek. 1098 Comment
  RSA400069  Delphinium variegatum subsp. kinkiense M. B. Dunkle 1939-4-6 7322 Los Angeles San Clemente Island Comment
  RSA0005314  Delphinium variegatum subsp. kinkiense M. B. Dunkle 1939-4-6 7322 Los Angeles San Clemente Island: Mosquito-Pyramid Trail. Comment
  CAS-BOT-BC82816  Dendromecon harfordii Reid Moran 1941-2-25 613 Los Angeles Above creek, Johnson's Valley, Santa Catalina Island. Comment
  CATA3289  Dendromecon harfordii Julie L. King 2017-3-3 67 Los Angeles Santa Catalina Island: About 700 meter down first major ridge from Silver Peak Rd. off Water Tank Rd., ridge heads in a SSE direction 0 Comment
  JEPS75649  Dendromecon rigida Frank W. Peirson 1919-5-21 408 Los Angeles Arroyo Seco Canyon; San Gabriel Mountains 914 Comment
  UC855082  Dendromecon rigida Alice Eastwood 1913-5-11 3155 Los Angeles San Fernando Wash Comment
  RSA433223  Dendromecon rigida subsp. rigida Bonnie C. Templeton 1931-5-1 s.n. Los Angeles Mandeville Canyon 250 Comment
  CATA2979  Descurainia pinnata Peter J. Dixon 2015-2-19 010 Los Angeles Santa Catalina Island: Little Harbor on slope above beach and dune. 50 m North of mean tide line. 6 Comment
  UCR281994  Descurainia pinnata subsp. glabra R. G. Swinney 2014-5-7 16413 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
  RSA658696  Descurainia sophia A. R. Roos 1954-4-12 6066 Los Angeles 5001 Gaviota Ave., Encino. 213 Comment
  CAS-BOT-BC402263  Dicentra chrysantha F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Alpine Tavern, Mt Lowe. San Gabriel Mountains Comment
  UC1348928  Dichelostemma capitatum James Henrickson 1966-4-17 2257 Los Angeles 14 mi e Gorman (along Hwy 138) Comment
  UC3352  Dichelostemma capitatum J. Burtt Davy May 9 1896-May 24 1896 Los Angeles Manzana Antelope Valley Comment
  UCR108286  Dichelostemma capitatum Matilda Low 1997-3-16 21 Los Angeles Claremont, Bernard Biological Field Station (Claremont Colleges). NW corner of Mills Ave & Foothill Blvd. 412 Comment
  UCR260369  Dichelostemma capitatum R. G. Swinney 2010-4-30 12442 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  UCR272975  Dichelostemma capitatum R. G. Swinney 2011-4-26 14502 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  SEINET12049472  Dichelostemma capitatum F. R. Fosberg 1931-1 S 4369 Los Angeles Hamilton Canyon, near Avalon, Santa Catalina Island 50 Comment
  SBBG25461  Dichelostemma capitatum subsp. capitatum K. A. Wilson, D. E. Bianchi 1961-2-2 826 Los Angeles Little Tujunga Cyn, 2 mi N of Hwy 118 Comment
  SD234442  Dichelostemma capitatum subsp. capitatum A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al 2003-4-28 26117 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam (Warm Springs Mtn 7.5' Q) 487 Comment
  POM307771  Dichelostemma capitatum subsp. capitatum Henry J. Ramsey, Henry J. Ramsey 1938-3-23 2560 Los Angeles San Gabriel Wash, below Monrovia. Comment
  UCSB796  Dichelostemma capitatum subsp. capitatum McElwain, Isabelle 1953-4-5 Los Angeles 18000 Bull Canyon Rd.; Granada Hills 457 Comment
  POM244874  Dichondra occidentalis F. R. Fosberg 1931-5-5 S 4776 Los Angeles Santa Catalina Island. Salta Verde, Pacific slope 240 Comment
  UC61705  Dieteria canescens var. canescens Geo. R. Hall 1904-9-1 Los Angeles Swartout Canyon San Antonio Mts. 2133 Comment
  CAS-BOT-BC209063  Digitaria sanguinalis Peter H. Raven 1957-9-21 11345 Los Angeles West Channel Road, Santa Monica Comment
  RSA585081  Digitaria sanguinalis L. C. Wheeler 1931-8-6 s.n. Los Angeles 2 mi. NE La Verne 381 Comment
  UCD64115  Digitaria sanguinalis Beecher Crampton 1965-10-27 7588 Los Angeles Ca. 2.6 miles SW of Saugus U.S. Hwy. 99. Comment
  LA33375  Digitaria sanguinalis Peter H. Raven; 13741 Los Angeles SANTA MONICA MOUNTAINS, Elysian Park 198 Comment
  UCSC000081  Digitaria sanguinalis Mrs. H. S. Yates 2014-6-1 s.n. Los Angeles Pomona Comment
  SBBG66777  Diplacus fremontii E. Rockwell -Apr-1920 1051 Los Angeles Glendora 243 Comment
  SD112103  Diplacus longiflorus Linda Allen 1975-6-15 Los Angeles Century Ranch, W. Santa Monica Mts. Comment
  UCR95359  Diplotaxis tenuifolia L. C. Wheeler 1969-12-24 s.n. Los Angeles Pasadena; S Arroyo Parkway near Del Mar 255 Comment
  CATA6  Dissanthelium californicum Jenny L. McCune, Lauren K. Danner 2005-4-6 2 Los Angeles Santa Catalina Island: On SE facing slope just off road to White's Landing 137 Comment
  IRVC28695  Distichlis spicata A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25484 Los Angeles Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals NE end of Santa Susana Mtns. 335 Comment
  RSA747399  Distichlis spicata R. G. Swinney 2008-6-9 8949 Los Angeles San Gabriel Mtns.: Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  SEINET10564504  Distichlis spicata var. stricta LeRoy R. Abrams 1902-6-9 Abrams 2499 Los Angeles Playa del Rey, salt marsh. Comment
  RSA392731  Dodecahema leptoceras Anstruther Davidson 1916-7-1 s.n. Los Angeles Crescenta. Comment
  SBBG122021  Dodecahema leptoceras A. Parikh, N. Gale 2003-5-28 747 Los Angeles Bee Cyn just N of Soledad Cyn Rd, 0.3 km NNE of confluence of Bee Cyn and Santa Clara River; SE Liebre Mtns 538 Comment
  POM50224  Dodecatheon clevelandii subsp. insulare L. W. Nuttall 1921-1 1028 Los Angeles Los Angeles. Hillside above Reservoir. Comment
  RSA641077  Dodecatheon redolens Orlando Mistretta 1995-7-12 1925 Los Angeles San Gabriel Mountains: Angeles Crest Highway, 2 miles west of Dawson Saddle. 2317 Comment
  RSA600216  Draba verna Steve Boyd, Lauren Raz 1997-5-29 9901 Los Angeles Liebre Mountains region: North base of Liebre Mountain in the San Andreas Rift Zone, at the point where Cow Spring drainage crosses Pine Canyon Road., Near 34 deg 44' 10.8''N 118 deg 38' 44.3''W. 1158 Comment
  RSA600050  Drymocallis glandulosa Steve D. Boyd, Lauren Raz 1997-5-20 9805 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 7N23 and 7N08. 1341 Comment
  CAS-BOT-BC157699  Drymocallis glandulosa var. glandulosa Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills Comment
  CAS-BOT-BC157703  Drymocallis glandulosa var. glandulosa Dr. A. Davidson 1891-1-1 s.n. Los Angeles Los Angeles Comment
  RSA545308  Drymocallis glandulosa var. wrangelliana Robert F. Thorne, M. Z. Thorne 1966-11-1 41379 Los Angeles San Gabriel Mountains, Angeles National Forest: Bear Flats Trail in Bear Creek Canyon. Comment
  LA200110  Dryopteris arguta Lawrence L. Kiefer; 1966-3-6 1642 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, ca 0.5 mi from canyon mouth. 152 Comment
  LA94252  Dryopteris arguta Lawrence L. Kiefer; 1966-4-30 1945 Los Angeles SANTA MONICA MOUNTAINS, Hidden Valley, S of Canyon Potrero Rd. 304 Comment
  SFV10204  Dryopteris arguta J. G. Cuti 1978-6-20 73 Los Angeles About 0.5 miles off Santa Susana Pass Road on Box Canyon Road. Comment
  SD106236  Dudleya cymosa subsp. agourensis K. Nakai 1980-5-25 606 Los Angeles Santa Monica Mountains, 0.4 km north of junction of Agoura Rd. and Cornell Road on northwest-facing conglomerate rock road embankment. 274 Comment
  CAS-BOT-BC33281  Dudleya cymosa subsp. crebrifolia Kei M. Nakai 1981-6-24 775 Los Angeles Fish Cyn., San Gabriel Mtns., ca 1.5 km from the mouth of cyn. Comment
  LA105034  Dudleya cymosa subsp. ovatifolia Peter H. Raven; David Verity 1960-5-7 15326 Los Angeles Santa Monica Mountains, Arroyo Sequit, upper Arroyo Sequit 243 Comment
  POM50305  Dudleya cymosa subsp. pumila L. R. Abrams 1901-07 1903 Los Angeles Wilson's trail 1371 Comment
  CAS-BOT-BC428411  Dudleya lanceolata Alice Eastwood 1919-6-20 9043 Los Angeles Mt. Wilson Comment
  LA200394  Dudleya lanceolata W. R. Ernst; May 1947 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA733226  Dudleya lanceolata R. G. Swinney 1998-8-17 6768 Los Angeles Upper Coldwater Canyon at NE end of Heaton Flat Trail 1244 Comment
  RSA397775  Dudleya lanceolata Robert M. Perkins 1936-6-5 s.n. Los Angeles San Gabrieal River bed at Rt 66 Crossing. Comment
  UC792936  Dudleya multicaulis Reid Moran 1948-6-10 3087 Los Angeles Puddingstone Hills Comment
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Aug 12 2014
  RSA83353  Dudleya virens F. W. Peirson 1923-4-9 3487 Los Angeles San Clemente Island: at Middle Ranch Comment
  RSA478454  Dysphania botrys Wm. Martin 1971-7-26 s.n. Los Angeles Big Tujunga wash, north and east of Sunland. Comment
  CAS-BOT-BC197143  Echinochloa crus-galli Scott White 1994-7-18 2287 Los Angeles San Gabriel Mountains: San Dimas Canyon; along San Dimas Wash 335 Comment
  RSA598661  Echinochloa crus-galli L. C. Wheeler 1966-11-23 9142 Los Angeles Cogswell Reservoir, West Fork San Gabriel River. Comment
  RSA608228  Echinochloa crus-galli L. C. Wheeler 1946-9-1 6330 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 0.1 - 0.2 mile westerly from confluence with North Fork. Comment
  SBBG131733  Ehrharta erecta S. A. Junak 1999-5-22 SCa 1015 Los Angeles Avalon Cyn, at entrance to Catalina Stables 48 Comment
  UCR51522  Ehrharta erecta A. C. Sanders 1987-12-4 7571 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  UCR204422  Elaeagnus angustifolia R. G. Swinney 2001-9-15 8183 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  RSA365362  Eleocharis palustris Anstruther Davidson 1890-1 s.n. Los Angeles River. Comment
  POM184662  Eleocharis radicans L. C. Wheeler 1932-9-19 1388 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  UCR189853  Elymus elongatus R. G. Swinney 1998-7-27 6506 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  SEINET251658  Elymus elymoides A. C. Sanders 2003-6-18 269472 Los Angeles Santa Susana Mountains, along road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch, Simi Valley East 7.5 854 Comment
  UCR277074  Elymus elymoides R. G. Swinney 2011-6-7 15100 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
  SBBG32080  Elymus glaucus R. N. Philbrick 1967-5-18 B 67 -216 Los Angeles lower-middle Bullrush Cyn, Salta Verde Comment
  UC205193  Elymus glaucus D. L. Crawford 1916-5-20 Los Angeles mts. above Claremont Comment
  UCR270686  Elymus glaucus R. G. Swinney 2011-8-17 15646 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  RSA0103343  Elymus hispidus R. G. Swinney 2011-5-19 14792 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), near entrance gate to camp, 0.54 miles at 84 deg SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Colby Cyn. 1018 Comment
  RSA610548  Elymus stebbinsii L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Head of Los Pinetos Canyon. 1097 Comment
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Feb 19 2015
  SBBG56898  Elymus stebbinsii M. N. Ackley 1929-5-26 Los Angeles San Dimas Cyn 457 Comment
  UCD62715  Elymus trachycaulus subsp. trachycaulus Louis C. Wheeler 1968-6-14 s. n. Los Angeles San Gabriel Mountains: Spring on north side of Blue Ridge by Guffy Camp. Comment
  UCR200036  Emmenanthe penduliflora var. penduliflora Valerie Soza, B. Hogshead 2003-4-23 1637 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park, Brand Canyon 457 Comment
  RSA681857  Encelia actoni Scott D. White, Michael Honer 2003-6-18 9562 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
  RSA0085100  Encelia californica R. G. Swinney 2010-4-23 12375 Los Angeles East end of Hansen Dam Basin, on N side of Big Tujunga Wash channel, 0.1-0.5 miles E of Orcas Park. 314 Comment
  UC1587582  Encelia californica Tim Ross and Annette Ross 1991-9-7 5961 Los Angeles near crossing of Mulholland Highway and Yerba Buena Road (intermittent stream below hairpin turn in Mulholland Hwy); Santa Monica Mountains, Triunfo Pass Quadrangle 359 Comment
  UCR219414  Encelia farinosa R. G. Swinney 2009-3-26 10166 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  RSA614813  Ephedra nevadensis L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1159 Comment
  RSA0093139  Ephedra nevadensis var. nevadensis Steve Boyd, Gary D. Wallace 2011-4-14 12314 B Los Angeles Transverse Ranges; Liebre/San Gabriel Mountains region: Acton Wash ca. 3km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  RSA725122  Ephedra viridis Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -110 Los Angeles N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  UCD133256  Ephedra viridis Stephen Mason 1995-5-14 65 Los Angeles Vallyermo, Big Rock Creek Rd., just past Sycamore Flat Campground, northern edge of Transverse Range. 1066 Comment
  UCR129929  Ephedra viridis Orlando Mistretta, Steve Boyd, D. L. Banks 1994-4-29 1134 Los Angeles San Gabriel Mtns, Santiago Canyon 1143 Comment
  OBI34042  Epilobium canum Mark Schneider 1973-9-26 s.n. Los Angeles Deliban Ranch, Deliban Rd, left hand side, Tujunga. 15 yds W of first stream crossing 579 Comment
  CAS-BOT-BC166216  Epilobium canum subsp. canum June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Islands - Summit Comment
  HSC33357  Epilobium canum subsp. canum E. A. Wise 4 Los Angeles Tapia Park, 10 mi. E of coast on Malibu Rd. Comment
  RSA72331  Epilobium canum subsp. canum F. W. Peirson 1924-10-26 5260 Los Angeles Open space about 1/2 mile below California St. bridge, Arroyo Seco, Pasadena. 198 Comment
  CAS-BOT-BC171931  Epilobium canum subsp. latifolium John Thomas Howell 1947-7-18 23415 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  POM2982  Epilobium canum subsp. latifolium C. F. Baker 1903-8-2 3657 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  UC1584052  Epilobium canum subsp. latifolium Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4055 Los Angeles ne Tie Summit Station (e of Angeles Forest Hwy; w drainage that meets Tie Canyon); San Gabriel Mountains, Angeles National Forest, Tujunga Rang 1463 Comment
  UCR277209  Epilobium canum subsp. latifolium R. G. Swinney 2010-9-30 13932 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  UCR182239  Epilobium ciliatum R. G. Swinney 1997-9-6 5871 Los Angeles San Gabriel Mountains, Jackson Lake west of Wrightwood 1875 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
  UCR131011  Epipactis gigantea George H. Grinnell 1932-5-28 s.n. Los Angeles Santa Monica Comment
  SFV3  Equisetum laevigatum K. A. Wilson 1961-3-14 1031 Los Angeles Santa Monica Mountains Mulholland Highway, 2 miles west of Seminole Hot Springs. 460 Comment
  POM959  Equisetum laevigatum I. M. Johnston 1917-5-13 27 Q Los Angeles El Monte 106 Comment
  CAS-BOT-BC57759  Equisetum telmateia Louis C. Wheeler 1931-8-27 29 Los Angeles San Dimas Canyon, San Gabriel Mts. 381 Comment
  LA47630  Equisetum telmateia subsp. braunii Henry J. Thompson; 1960-6-7 3069 Los Angeles SANTA MONICA MOUNTAINS, Malibu Canyon, in deep side canyon ca 0.4 mi S of tunnel, 1.6 mi S of Tapia Park. 152 Comment
  POM211415  Equisetum telmateia var. braunii L. C. Wheeler 1933-10-7 2164 Los Angeles Live Oak Canyon 686 Comment
  SD60345  Eragrostis cilianensis Peter H. Raven 1961-9-24 16751 Los Angeles Bouquet Reservoir. On strand at east end. 914 Comment
  LA11769  Eragrostis mexicana subsp. virescens A. M. Johnson; 1941-5-20 sn Los Angeles Victory near Vineland, San Fernando Valley Comment
  UCR141031  Eremalche exilis June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  RSA578716  Eremalche exilis Tim S. Ross, J. Mark Porter 1994-5-1 7610 Los Angeles Southwestern Mojave Desert: open desert, ca 1740 m S of Black Butte and 1000m W of Three Sisters Buttes. 945 Comment
  RSA602308  Eremocarpus setiger L. C. Wheeler 1946-12-14 6450 Los Angeles San Gabriel Mountains: San Dimas Canyon; ca. 1/4 mile upstream from dam. Comment
  RSA421556  Eremocarpus setiger Samuel R. Tyson 1943-7-7 s.n. Los Angeles San Dimas Canyon 457 Comment
  RSA0107980  Eriastrum densifolium subsp. elongatum Thos. Craig 1933-10-9 2031 Los Angeles Near Vincent. 1067 Comment
  UCSB39357  Eriastrum eremicum Sanders, R. 1977-5-13 Los Angeles North side of Highway 138, 7 miles east of its junction with Highway 14 914 Comment
  RSA599688  Eriastrum filifolium Steve Boyd, Lauren Raz 1997-5-6 9706 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  UCR98750  Eriastrum filifolium Steve Boyd, Lauren Raz 1997-5-6 9706 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
  UC23549  Eriastrum pluriflorum J. Burtt Davy May 9 1896-May 24 1896 2278 Los Angeles near Lancaster; Antelope Valley Comment
  UC574949 Image available Eriastrum pluriflorum Philip A. Munz and T. Craig 1933-5-13 12925 Los Angeles 10 mi s Muroc; ; S of Muroc, Los Angeles Co. Comment
  RSA0121164  Eriastrum pluriflorum subsp. sherman-hoytiae D. Charlton 1991-5-18 5188 Los Angeles Piute Ponds, Edwards Air Force Base. Old Homestead road just east of ponds, south of Rosamond Dry Lakebed. 701 Comment
  UCR203200  Eriastrum sapphirinum R. G. Swinney 2005-5-21 8255 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  RSA0124698  Eriastrum sapphirinum subsp. sapphirinum I. W. Clokey, B. C. Templeton 1929-05 4551 Los Angeles Mandeville Canyon, Santa Monica Mountains. 500 Comment
  UC68938  Ericameria cooperi var. cooperi H. M. Hall 1905-6-1 6312 Los Angeles near Kern Co. line; Tejon Pass 1219 Comment
  RSA786151  Ericameria cuneata var. cuneata J. D. Olmsted 1959-11-8 1081 Los Angeles East Fork San Gabriel River Drainage Area: Fish Fork between sixth and seventh falls. 1280 Comment
  SD40105  Ericameria ericoides subsp. ericoides Edith A. Purer 1931-2-21 Los Angeles El Segundo Comment
  CHSC34618  Ericameria linearifolia James Henrickson 1973-5-12 15 Los Angeles 9 miles SW of Little Rock, .2 miles S of Mt. Emma Rd., along Hwy N3. 1188 Comment
  RSA0076960  Ericameria linearifolia R. G. Swinney 2010-5-19 12820 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
  RSA191192  Ericameria linearifolia R. F. Thorne, M. Z. Thorne 1967-7-19 37142 Los Angeles San Gabriel Mts., Angeles National Forest, Crytal Lake Recreation Area: just above junction of roads to Crystal Lake and Angeles Crest Hwy. 1555 Comment
  UCR102529  Ericameria linearifolia George K. Helmkamp 1997-3-6 1350 Los Angeles Western Mojave Desert, west of Lancaster along Lancaster Rd, just south of California Poppy Preserve 793 Comment
  UCR213967  Ericameria linearifolia Dave Silverman, Cindy Hopkins 2007-4-24 6738 Los Angeles Tejon Ranch, 800 m E of National Cement plant, 1.9 km NW of Oso Pump Plant-CA Aqueduct, and 135 m S of the county line 991 Comment
  UCR276719  Ericameria nauseosa subsp. consimilis R. G. Swinney 2010-9-21 13863 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  SD112608  Ericameria pachylepis Darley F. Howe 1951-10-7 2161 Los Angeles Sunset Boulevard, about 1 miles west of Westwood. Comment
  SD69872  Ericameria pachylepis Robert F. Thorne, D. Propst 1968-5-27 37622 Los Angeles Santa Catalina Island; Skull Canyon between Cape and Middle Canyons. 245 Comment
  CAS-BOT-BC293138  Ericameria pinifolia L. R. Abrams 1916-10-30 6377 Los Angeles Near Azusa Comment
  RSA381394  Ericameria pinifolia R. F. Thorne, M. Z. Thorne 1966-11-1 41378 Los Angeles San Antonio Canyon, near Mt. Baldy Village Comment
  RSA254332  Erigeron breweri var. covillei C. W. Tilforth 1973-5-24 821 Los Angeles Bob's Gap, c. 2 mi. ENE of Valyermo, Holcomb Ridge. Comment
  CAS-BOT-BC296192  Erigeron foliosus var. foliosus Louis C. Wheeler 1968-7-23 s.n. Los Angeles North side of Burkhart Saddle, San Gabriel Mountains 2103 Comment
  SEINET3099880 Image available Erigeron foliosus var. foliosus G. Rink 2011-6-1 10579 Los Angeles Chino Hills, northeast of La Brea, weedy place. 260 Comment
  SJSU13599  Erigeron foliosus var. foliosus C. W. Sharsmith 1945-9-7 5460 Los Angeles summit of Mt Waterman, San Gabriel Mts 2225 Comment
  RSA2003  Erigeron foliosus var. stenophyllus C. B. Wolf 1931-5-13 1999 Los Angeles Pacoima Wash, near bridge on the road from Tujunga to San Fernando. 366 Comment
  SJSU5687  Eriodictyon crassifolium W. Savage 1969-6-1 520 Los Angeles Tejon Pass 2 mi S of Ositos Canyon c. 200 yds E of Hwy 5 1280 Comment
  RSA401521A  Eriodictyon crassifolium var. nigrescens Robin S. Collins 1973-4-9 225 Los Angeles San Gabriel Mountains, Angeles National Forest, Trail Canyon, near trail ca. 1/2 mile from its start. 609 Comment
  RSA455044  Eriodictyon crassifolium var. nigrescens E. S. S. 1920-5-30 s.n. Los Angeles Colby Trail Comment
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Sep 18 2013
  RSA569837  Eriodictyon crassifolium var. nigrescens Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4871 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  UC450807  Eriodictyon crassifolium var. nigrescens Fay A. MacFadden 1931-3-29 31 E Los Angeles Tuna Canyon; Verdugo Hills, Tuna Canyon Comment
  RSA141602  Eriodictyon traskiae Percy C. Everett 1960-9-28 24297 Los Angeles Catalina Island, N slope of Mt Black Jack, aong ridge road. 366 Comment
  RSA253133  Eriodictyon traskiae Gary D. Wallace, M. Haefs 1975-3-23 1409 Los Angeles Santa Catalina Island above road from Avalon ca. 1/8 mi. S of Haypress Reservoir. 412 Comment
  UCR223300  Eriodictyon trichocalyx R. G. Swinney 2009-7-29 11424 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  RSA607813  Eriodictyon trichocalyx var. trichocalyx Louis C. Wheeler 1968-7-22 s.n. Los Angeles San Gabriel Mountains; Devil s Canyon. 1433 Comment
  RSA783807  Eriogonum J. D. Olmsted 1959-4-25 487 Los Angeles 1 mile NNE of Valyermo P. O. along Holcomb ridge, east of Wrightwood-Pearblossom road; Mt. Range: San Gabriels; Drainage area: Big Rock Creek. 1082 Comment
  POM50654  Eriogonum angulosum A. D. E. Elmer 1902-06 3678 Los Angeles Acton. Comment
  LA211267  Eriogonum angulosum Arthur C. Gibson; Tarja Sagar 2004-9-21 5195 Los Angeles SIMI HILLS, Cheeseboro SMMNRA, along Cheeseboro Ridge Trail about 1 mile north S end of Sulphur Springs Trail. Comment
  UCR259555  Eriogonum baileyi R. G. Swinney 2010-9-7 13714 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  UCSB6812  Eriogonum baileyi Hoffmann, Ralph 1927-6-14 Los Angeles Palmdale Comment
  RSA226847A  Eriogonum baileyi var. baileyi Robert F. Thorne, C. W. Tilforth 1971-6-29 40666 Los Angeles San Gabriel Mountains, Angeles National Forest: near junction of Angeles Forest and Mt. Emma Roads 1128 Comment
  UC77607  Eriogonum cinereum S. B. and W. F. Parish October, 1882 1604 Los Angeles bluffs along seacoast; Santa Monica Comment
  CHSC35461  Eriogonum cithariforme James Henrickson 1975-5-12 9604 Los Angeles 6 (air) miles SE of Pearblossom, 4.6 (rd) miles S of Llano in lower portion of Bob's Gap along 165 St.; in arroyo bottom. 1234 Comment
  UC6278  Eriogonum elongatum var. elongatum W. H. Brewer 1860-12-14 60 Los Angeles Sierra Santa Monica Comment
  UCR127000  Eriogonum fasciculatum A. C. Sanders 2003-6-19 26968 Los Angeles Western Transverse Range/Santa Clara River Watershed, hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch 412 Comment
  CAS-BOT-BC253277  Eriogonum fasciculatum var. foliolosum Ernest C. Twisselmann 1961-10-31 6680 Los Angeles Leona Valley, Liebre Mountains 929 Comment
  RSA698429  Eriogonum giganteum J. Vlahos 1935-6-27 s.n. Los Angeles Santa Catalina [Island] Comment
  UCSB1537  Eriogonum giganteum Pyeatt, Lyle 1957-6-13 Los Angeles 1 mile S. of Avalon; Catalina Island Comment
  CAS-BOT-BC253445  Eriogonum gracile Le Roy Abrams 1900-8-1 1050 Los Angeles San Gabriel Wash Comment
  SD124769  Eriogonum gracile Andy C. Sanders 1986-7-30 6818 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and Pershing Dr., east of Vista Del Mar Blvd. Comment
  UC1930069  Eriogonum gracile Scott D. White, Michael Honer 2003-6-11 9538 Los Angeles LIEBRE MOUNTAINS: Tapia Canyon. About 2 air miles east of Interstate 5 junction at Old Ridge Route. (Newhall) Comment
  RSA615862  Eriogonum gracile var. gracile Scott D. White 1995-10-19 3697 Los Angeles S edge of Santa Susana Mts., above Chatsworth, +/- 0.1-0.4 air mi N of Chatsworth Oaks Park (on Valley Circle Blvd.); 0.7-1.0 air mi SE of Chatsworth Peak. 370 Comment
  SBBG62130  Eriogonum gracillimum R. Hoffmann 1927-7-16 Los Angeles near Chandler's, Ridge Route (US Hwy 99) Comment
  SBBG10994  Eriogonum grande var. grande R. Moran 1958-9-16 6846 Los Angeles cyn 2 mi SE of Eel Pt 100 Comment
  UC398794  Eriogonum grande var. grande Katharine Brandegee Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC261175  Eriogonum heermannii var. heermannii Victor Duran 1933-8-10 3545 Los Angeles South Fork Big Rock Creek, San Gabriel Mts. 1394 Comment
  UCR101301  Eriogonum hirtiflorum L. C. Wheeler 1968-7-22 s.n. Los Angeles San Gabriel Mtns, Angeles National Forest, Devil's Canyon 1433 Comment
  POM2269  Eriogonum inflatum var. inflatum Marjorie Shaw, Edna Spaudling, C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. Comment
  CAS-BOT-BC263041  Eriogonum maculatum Frank W. Peirson 1927-5-7 7264 Los Angeles 4 miles east of Lancaster Comment
  SBBG64151  Eriogonum nudum var. westonii R. Hoffmann 1928-7-9 Los Angeles Pine Cyn Comment
  UC473446  Eriogonum ordii Ralph Hoffmann 1930-6-7 Los Angeles Piru Creek Comment
  SFV21984  Eriogonum parishii J. N. Hogue 2011-7-23 397 .1 Los Angeles San Gabriel Mountains Camp Eaton (= old Camp Cumorah Crest). 1860 Comment
  UCR182849  Eriogonum parishii R. G. Swinney 1997-8-6 5761 Los Angeles San Gabriel Mtns, Table Mountain area, ridge immediately east of Jesus Canyon, at north end of road 4N57, NW of Wrightwood 1890 Comment
  RSA393062  Eriogonum parvifolium var. parvifolium F. R. Fosberg 1931-8-30 S 5618 Los Angeles El Segundo 15 Comment
  UCR223008  Eriogonum pusillum R. G. Swinney 2009-5-13 10789 Los Angeles Transverse Range; San Gabriel Mtns. Foothills, Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  RSA579581  Eriogonum roseum Tim S. Ross, S. D. Boyd 1994-9-21 8281 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1677 Comment
  CAS-BOT-BC262865  Eriogonum thurberi Peter Kamb 1948-6-26 1125 Los Angeles Tujunga Wash near Sunland 350 Comment
  RSA601842  Eriogonum umbellatum var. munzii Steve Boyd, Tim S. Ross, Laura Moore, Valerie Soza 1997-7-8 10014 Los Angeles Liebre Mountains region: Upper northern flank of Liebre Mountain at head of Tentrock Canyon along dirt track northeast of Forest Service wildlife drinker site. 1585 Comment
  RSA674750  Eriogonum umbellatum var. munzii Scott D. White, Sandy Leatherman 2001-7-25 8727 Los Angeles San Gabriel Mts: Hawthorne Youth Camp. About 6 miles W of Wrightwood, just N of Big Pines Hwy, near Jackson Lake. 1860 Comment
  RSA128796  Eriogonum wrightii var. membranaceum Peter H. Raven, Henry J. Thompson 1958-10-11 s.n. Los Angeles 0.7 miles south of junction of roads at summit. Saddle Peak. 747 Comment
  RSA733569  Eriogonum wrightii var. subscaposum R. G. Swinney 1998-8-13 6739 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain. 2427 Comment
  CATA776  Eriophyllum confertiflorum Mark L. Hoefs 1991-6-5 1338 Los Angeles Santa Catalina Island: Hillside southeast of Hamilton Cove 60 Comment
  POM214393  Eriophyllum confertiflorum L. C. Wheeler 1932-4-30 667 Los Angeles Mandeville Canyon, Santa Monica Mtns. 152 Comment
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May 1 2014
  POM357934  Eriophyllum confertiflorum Norman C. Cooper 1945-5-1 2210 Los Angeles Tapia Park area, Santa Monica Mountains. 305 Comment
  POM357947  Eriophyllum confertiflorum M. B. Dunkle 1932-6-2 2163 Los Angeles Santa Catalina Island. White's landing Comment
  UCR265014  Eriophyllum confertiflorum Mitch Provance, Callen Huff 2009-4-28 10669 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  POM357943  Eriophyllum confertiflorum var. confertiflorum B. C. Templeton 1932-8-25 5082 Los Angeles San Gabriel Mountains. 2036 Comment
  SBBG61087  Eriophyllum pringlei R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  SBBG89131  Eriophyllum pringlei A. C. Sanders, B. Pitzer, J. Lyman 1988-4-4 7767 Los Angeles near Quartz Hill in Lancaster, S of Ave L at 37th Street W; T7N, R12W, W/2 of NE/4 of NW/4 S31 746 Comment
  CAS-BOT-BC296964  Eriophyllum wallacei Alice Eastwood 1906-5-27 260 Los Angeles Roscoe. Country adjacent to Los Angeles Comment
  UC1537023  Eriophyllum wallacei Gordon H. True Jr. 1935-3-6 56 Los Angeles Lovejoy Butte Lovejoy Butte (sandy s slope) 853 Comment
  RSA316354  Eriophyllum wallacei R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54976 Los Angeles San Gabriel Mts: 1158 Comment
  SBBG25232  Eriophyllum wallacei Leota Davidson 1965-5-9 122 a Los Angeles E of Little Rock Comment
  SEINET3100964 Image available Erodium botrys G. Rink 2011-6-2 10586 Los Angeles Chino Hills, northeast of La Brea, weedy place. 370 Comment
  UC557788  Erodium cicutarium Nell Murbarger Apr 1936 212 Los Angeles s end San Clemente Island Comment
  SFV21073  Erodium moschatum L. Gross 2001-3-23 343 Los Angeles Verdugo Mountains North side of mountains on Whiting Woods Mountainway, dirt road at end of Whiting Woods Road, in Verdugo City. Road starts at Henderson Canyon and climbs to the main crest. 427 Comment
  LA204346  Erysimum capitatum var. capitatum R. A. Freeman; 1950-7-4 sn Los Angeles San Gabriel Mountains, Turnout area 32.6 mi beyond Red Box 1280 Comment
  SBBG66755  Erythranthe cardinalis M. N. Ackley -Jun-1926 1051 Los Angeles near Glendale Comment
  CHSC3745  Eschscholzia californica Sue Boergadine 1966-4-28 15 Los Angeles Found by Lake Isabel (Elizabeth). 1524 Comment
  RSA188113  Eschscholzia californica Robert F. Thorne, Percy C. Everett 1965-6-23 34988 Los Angeles Santa Catalina Island. Upper part of Middle Ranch Canyon. 274 Comment
  UC1126402  Eschscholzia californica P. L. Johannsen 1934-3-28 309 Los Angeles San Francisquito Canyon Santa Susana Quadrangle Comment
  UC1602186  Eschscholzia californica Geo. B. Grant March 1903 418 a Los Angeles Pasadena Comment
  RSA235193  Eschscholzia ramosa E. R. Blakley 1963-12-8 6409 Los Angeles San Clemente Island, between Northwest Harbor and Whale Point 8 Comment
  SBBG131610  Eschscholzia ramosa S. A. Junak 2000-5-18 SCa 1304 Los Angeles overlooking Parsons Landing beach & cmpgrd, toe of rocky ridge 91 Comment
  UC1349042  Eschscholzia ramosa Robert F. Thorne and P. Everett 1965-5-11 34573 Los Angeles Little Harbor Santa Catalina Island (n side of n beach) 15 Comment
  UCR107862  Eucalyptus camaldulensis Scott D. White 1997-5-14 5140 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
  LA201992  Eucalyptus macrandra Arthur C. Gibson; 2004-3-10 5017 Los Angeles Santa Monica Mountains, Rustic Canyon, Near Camp Josepho above Rustic Canyon 198 Comment
  UCR178050  Eucalyptus rudis LeRoy Gross 2003-1-25 685 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 549 Comment
  RSA3542  Eucrypta chrysanthemifolia Carl B. Wolf 1932-5-9 3486 Los Angeles At 2nd group of mine workings in left (east) fork of Pebbly Beach Canyon, Santa Catalina Island. 244 Comment
  RSA725905  Eucrypta chrysanthemifolia A. C. Sanders, Mark A. Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25721 Los Angeles NE end of Santa Susand Mtns.: Newhall Ranch, canyon NE of Grapevine Mesa, SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, W of oil tanks near BM 1073. Comment
  UCR125378  Eucrypta chrysanthemifolia A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25721 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon NE of 'Grapevine Mesa,' SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, west of 'oil tanks' near BM 1073 Comment
  UC440430  Eucrypta chrysanthemifolia var. chrysanthemifolia Carl Epling 1930-4-10 Los Angeles Mandeville Canyon; Santa Monica Mountains Comment
  UCR281335  Eucrypta chrysanthemifolia var. chrysanthemifolia R. G. Swinney 2014-5-21 16627 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
  RSA0110920  Euphorbia R. G. Swinney 2011-9-22 15671 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  POM2700  Euphorbia lathyris W. R. Shaw 1900-7-3 s.n Los Angeles Claremont. 365 Comment
  CATA2141  Euphorbia maculata Steven A. Junak 1990-11-9 144 Los Angeles San Clemente Island: N end of island, just SE of passenger terminal building at airfield 60 Comment
  UCR51907  Euphorbia melanadenia Adelina Munoz 1988-5-14 120 Los Angeles San Gabriel Mtns, San Dimas: Sycamore Canyon behind San Dimas Canyon Park 305 Comment
  SD85101  Euphorbia misera Martin A. Piehl 1963-12-7 63106 Los Angeles San Clemente Island, scattered in small area at Pyramid Head 28 Comment
  UCR280582  Euphorbia peplus R. G. Swinney 2014-5-13 16481 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  UCR41705  Euphorbia peplus G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  UCD142458  Euphorbia peplus Doris Pechuanco 1964-7-25 s.n. Los Angeles Los Angeles, Ferndell. Comment
  CATA1378  Euphorbia serpillifolia subsp. serpillifolia Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2500 Los Angeles Santa Catalina Island: Lower Bulrush Reservoir 289 Comment
  CDA29953  Euphorbia terracina Michael O Brien 2009-7-26 s.n. Los Angeles Topanga State Beach: in flood plain of Topanga Creek, in an area that used to be a historic community of shacks, bungalows, and mobile homes. 0 Comment
  UCR205704  Euphorbia terracina A. C. Sanders, T. B. Salvato 2009-5-18 36808 Los Angeles San Gabriel Valley, Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 116 Comment
  UC1241146  Euryops speciosissimus Peter H. Raven 1959-3-18 13871 Los Angeles Arcadia Los Angeles State and County Arboretum, Arcadia Comment
  JEPS30424  Euthamia occidentalis Peter H. Raven 1959-10-16 14646 Los Angeles 0.8 mi s Boquet Canyon Guard Station (along stream); Boquet Canyon Comment
  LA88587  Euthamia occidentalis O. H. Kappler; 1942-11-1 356 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SBBG31074  Extriplex californica R. F. Thorne 1966-4-29 Los Angeles Ben Weston Beach 3 Comment
  CATA1739  Festuca bromoides Mark L. Hoefs, Steven A. Junak, Keri Kirkland 2001-4-13 3123 Los Angeles Santa Catalina Island: Near road above Empire Landing 137 Comment
  IRVC29546  Festuca microstachys A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-29 26157 Los Angeles Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east Lake Hughes Rd. Western San Gabriel Mtns. 488 Comment
  UCR266345  Festuca microstachys D. E. Bramlet 1999-4-27 2740 Los Angeles Western Transverse Range, Agoura Hills, Yerba Buena Elementary School proposed site (subsequently built), 34 acres, end of Reyes Adobe Rd. near Ventura Co. line 317 Comment
  UCR191719  Festuca microstachys var. ciliata A. C. Sanders 2008-4-11 34867 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School 945 Comment
  UCR126248  Festuca octoflora A. C. Sanders 2003-3-14 25781 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
  UCD170919  Ficus palmata R. G. Swinney 2008-5-30 8891 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, west bank of the river. 256 Comment
  RSA507983  Filago californica Steve Boyd, Timothy S. Ross 1988-4-28 2241 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus. In small canyon. Angeles National Forest. 640 Comment
  RSA616311  Filago californica Scott D. White, Pam De Vries 1998-4-20 6308 Los Angeles Liebre Mts., Soledad Canyon area: Proposed quarry area N of Soledad Canyon Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 580 Comment
  RSA639572  Filago californica L. C. Wheeler 1967-5-23 9680 Los Angeles Ravine immediately southwest of mouth of Bear Canyon, off Soledad Canyon. 670 Comment
  RSA746797  Filago californica R. G. Swinney 2008-3-26 8564 Los Angeles San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  UCR259949  Filago californica R. G. Swinney 2010-4-28 12436 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
  PASA16  Forestiera neomexicana Margaret Stason 1931-5-9 Los Angeles Willow Springs M. DES. Comment
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Apr 30 2015
  SFV21068  Forestiera pubescens L. Gross 2001-3-25 360 b Los Angeles Verdugo Mountains Off Verdugo Crestline Drive, dirt road that is north of the 210 Freeway in the northwest section of the mountains, just east of Sunland exit offramp. You can get on this fire road from the west at Topley Lane and Newhome Ave. off of Foothill Blvd in Sunland. 549 Comment
  SD253535  Frangula californica subsp. californica R. G. Swinney 2011-5-31 14903 Los Angeles San Gabriel Mountains; Monte Cristo Creek, 0.1-0.4 mile northeasst of Monte Cristo Campground and confluence with Mill Creek (Chilao Flat 7.5'Q) 1096 Comment
  RSA157783  Frankenia grandifolia Peter H. Raven 1962-5-8 17631 Los Angeles Near western shore of island opposite Wilson Cove, San Clemente Island 30 Comment
  UC420692  Frankenia salina I. J. Condit 1908-6-27 27 Los Angeles Catalina Island Comment
  RSA0062521  Fraxinus dipetala R. G. Swinney 2010-6-4 13066 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  RSA594880  Fraxinus dipetala Tim S. Ross 1995-4-26 8387 Los Angeles LIEBRE GULCH: along Forest Service Road 8N05 (descending into the gulch from the Tumble Inn site) ca 90 feet ESE of its junction with 8N01 in the canyon bottom 997 Comment
  RSA729759  Fraxinus dipetala R. G. Swinney 1998-8-10 6727 Los Angeles San Gabriel Mtns.: Cattle Canyon, west of (downstream from) Thompson Flat. 671 Comment
  RSA0048379  Fremontia californica E. Gooley 1968-5-20 s.n. Los Angeles n3, Aliso Canyon Road, San Gabriel Mountains. 1066 Comment
  POM50749  Fremontodendron californicum A. D. E. Elmer 1902-06 3686 Los Angeles Acton, Mt. Gleason. Comment
  POM175432  Fritillaria pinetorum Joseph A. Ewan 1930-6-24 2676 Los Angeles N slope Mt Islip, San Gabriel Mountains 2287 Comment
  UCD97824  Froelichia gracilis G. W. Garrettson 1955-6-8 s.n. Los Angeles Santa Fe right-of-way, Walnut Avenue, San Dimas. Comment
  UCR18427  Galinsoga parviflora O. F. Clarke 1977-1-30 s.n. Los Angeles San Gabriel Mtns. Foothills, Pasadena [Altadena], north end of Lake Ave. Comment
  UCR80218  Galinsoga parviflora L. C. Wheeler 1932-11-6 1446 Los Angeles San Gabriel Valley, Garey Ave., 3 mi N Pomona 305 Comment
  UC55056  Galinsoga parviflora var. parviflora Ernest Braunton 1902-10-1 716 Los Angeles Vernon Los Angeles, Vernon Comment
  UCD121571  Galium angustifolium T. E. Weier 1941-6-24 s.n. Los Angeles Angeles Crest. Comment
  UCR126664  Galium angustifolium A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26208 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  UCR213459  Galium angustifolium A. C. Sanders, Karen Kirtland 2010-5-14 38355 Los Angeles South Coast, Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  UCR50723  Galium angustifolium L. F. LaPre 1988-5-14 s.n. Los Angeles Western Transverse Range, Lake Hughes, 16 mi west of Lancaster in the San Andreas Rift 1037 Comment
  UC625015  Galium angustifolium subsp. angustifolium F. R. Fosberg 1931-3-24 S 4354 Los Angeles draw on North Wall Santa Catalina Island, Hamilton Canyon 50 Comment
  JEPS56020  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and Aloysia Kooij 1966-4-7 4216 Los Angeles 10 mi w Trail M (n of road on s-facing slope, n L.A. Co.); Lake Hughes Comment
  POM367670  Galium angustifolium subsp. angustifolium Howard Mullins 1931-4-27 270 Los Angeles Griffith Park. Comment
  RSA632130  Galium angustifolium subsp. angustifolium Louis C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport 1402 Comment
  LA51412  Galium aparine Peter H. Raven; 1960-4-2 14851 Los Angeles Santa Monica Mountains, Old Topanga Canyon, 0.7 mi NW of Topanga Canyon 243 Comment
  POM296481A  Galium aparine Lyman D. Benson 1945-5-21 11725 Los Angeles Claremont: Indian Hill. Pacific Slope Drainage Area. 396 Comment
  RSA725210  Galium aparine Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -60 Los Angeles 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
  RSA0016924  Galium aparine Naomi Zohman 1985-4-28 37 Los Angeles Junction of CA Hwy 39 along west fork of San Gabriel River. Forest Service Road, along west fork. Comment
  RSA191186  Galium aparine Robert F. Thorne, M. Z. Thorne 1967-7-19 37176 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Cienega Springs, above Crystal Lake Recreation Area. 1982 Comment
  UC185699  Galium catalinense W. S. Lyon 1884-1 Los Angeles Santa Catalina Island Comment
  UC284132 Image available Galium catalinense subsp. acrispum P. A. Munz 1923-4-9 6682 Los Angeles canyon wall near Lemon Tank; San Clemente Island; near Lemon Tank, San Clemente Island Comment
  SBBG119263  Galium grande V. Soza, W. Law, L. Moore 2000-7-7 1056 Los Angeles N of Mt Bliss, Van Tassel Truck Trail (FS Rd 1N36), ca. 0.15 mi N of jct of Van Tassel Truck Trail and Van Tassel Rd (FS Rd 1N36A); T1N R10W SW/4, NE/4 S8 1082 Comment
  RSA640504  Galium jepsonii Louis C. Wheeler 1970-7-25 s.n. Los Angeles San Gabriel Mountains: Heliport 0.3 mi. N of South Mt. Hawkins 2287 Comment
  CAS-BOT-BC223139  Galium johnstonii Frank W. Peirson 1922-7-5 3159 Los Angeles Mountain north of Big Pines Camp 2225 Comment
  RSA611371  Galium johnstonii Louis C. Wheeler 1968-9-7 s.n. Los Angeles San Gabriel Mtns.: Big John Flat. 1738 Comment
  RSA702360  Galium porrigens Scott D. White, Pam De Vries 2004-6-14 10499 -A Los Angeles Eastern Santa Susana Mountains. West of the I-5 Freeway, ca. 4 mi N of I-5 / SH-14 jtn and 6 mi S of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  UCR271061  Galium porrigens R. G. Swinney 2011-6-6 15004 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  LA40311  Garrya veatchii W. R. B.; April 1947 sn Los Angeles San Gabriel Mountains, Angeles National Forest, Angeles Crest Highway Comment
  RSA247436  Garrya veatchii Jack Delaini 1974-2-27 48 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. along Johnston Peak rd. 884 Comment
  CAS-BOT-BC158006  Garrya veatchii Geo. B. Grant 1901-5-1 1724 Los Angeles mountain 1219 Comment
  POM249755  Gaura sinuata E. Johnson 1939-08 s.n. Los Angeles Galleano Orchard, near Walnut. Comment
  UCR190370  Gayophytum R. G. Swinney, Cody Clarke 2001-6-20 8003 Los Angeles San Gabriel Mtns., summit of Mt. Lewis, NW of Dawson Saddle 2560 Comment
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Feb 6 2013
  RSA773302  Gayophytum diffusum R. G. Swinney 2009-6-3 11056 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR273411  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-6-22 15255 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  UCR20279  Genista linifolia Hayden Williams, Barbara T. Gittins 1964-2-9 453 Los Angeles Channel Islands, Santa Catalina Island, near Avalon 305 Comment
  LA211190  Genista monspessulana Arthur C. Gibson; Barry A. Prigge 2008-4-16 5338 Los Angeles SANTA MONICA MOUNTAINS, Santa Inez Canyon. Comment
  RSA746841  Geranium carolinianum R. G. Swinney 2008-4-30 8695 Los Angeles Glendora, Big Dalton Canyon Debris Basin. 341 Comment
  POM2879  Geranium carolinianum L. R. Abrams 1901-4-3 1294 Los Angeles Santa Monica Mountains. Comment
  UCR187248  Gilia A. C. Sanders 2006-4-21 32124 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles ENE of Quail Lake, east of the Cement Plant Rd. and Calif. Aqueduct, north of Hwy 138 1006 Comment
  UCR192194  Gilia A. C. Sanders 2008-4-18 34970 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, at lowest wash-crossing of road in canyon 1029 Comment
  RSA0102409  Gilia Lyman Benson 1945-6-5 11768 Los Angeles Cold Spring, 2-1/2 miles southwest of Camp Baldy on the Glendora Road. Mt. Range: San Gabriel. 1371 Comment
  SEINET4031682  Gilia achilleifolia O. M. Clark 1929-1 1915 Los Angeles West Lancaster, southern California. Comment
  CHSC3713  Gilia angelensis Sue Boergadine 1966-5-12 Los Angeles Comment
  RSA763649  Gilia angelensis Doris Bowers 1957-3-23 826 Los Angeles Rocky Point, LaVerne 335 Comment
  UC880099  Gilia angelensis C. B. Clokey, I. W. Clokey, and B. C. Templeton 1930-5-13 4764 Los Angeles Bouquet Canyon Comment
  POM9658  Gilia angelensis P. A. Munz 1920-2-24 3240 Los Angeles 3 miles north of Claremont at base of foothills 427 Comment
  RSA470106  Gilia angelensis T. S. Clare 1929-4-10 s.n. Los Angeles Verdugo Hills near Glendale Comment
  RSA631083  Gilia angelensis L. C. Wheeler 1969-5-3 s.n. Los Angeles Bluebird truck trail. 716 Comment
  RSA690965  Gilia brecciarum subsp. brecciarum J. Mark Porter, Lauren Machen 2004-5-2 14092 Los Angeles San Gabriel mountains, northern foothills; along Big Pines Highway, neare the 2.4 mile marker. 1402 Comment
  RSA11014  Gilia capitata subsp. abrotanifolia C. B. Wolf 1928-4-1 sw.n. Los Angeles Santa Susanna Pass, 0.5 miles from summit. 457 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
  RSA71818  Gilia capitata subsp. abrotanifolia F. W. Peirson 1923-5-21 4705 Los Angeles South face of San Gabriel Mountains. Fish Canyon 792 Comment
  RSA626105  Gilia clivorum LeRoy Gross 1999-4-29 155 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
  SBBG64469  Gilia inconspicua var. sinuata R. Hoffmann 1930-5-19 Los Angeles Mint Cyn, 4 mi E of Oak's Garage Comment
  UCR192200  Gilia latiflora A. C. Sanders 2008-4-16 34895 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, hills c. 1.25 mi. NE of Quail Lake, c. 0.7 mile north of Hwy 138 1000 Comment
  UCR261775  Gilia latiflora R. G. Swinney 2010-5-11 12674 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
  CAS-BOT-BC226328  Gilia latiflora subsp. davyi Carl Epling; Lincoln Ellison; Harvey Anderson 1930-4-17 s.n. Los Angeles Mohave [Mojave] Desert, Lancaster Comment
  LA206991  Gilia latiflora subsp. davyi Elizabeth Grant; 1937-5-8 sn Los Angeles Mint Canyon 1523 Comment
  UC604837  Gilia latiflora subsp. latiflora Roxana S. Ferris and Ruth P. Rossbach 1938-5-13 9494 Los Angeles highway between Adelanto and Lancaster; highway between Adelanto and Lancaster Comment
  RSA71837  Gilia leptantha subsp. transversa F. W. Peirson 1926-4-26 6659 Los Angeles 2 miles southeast of Little Rock. Comment
  RSA621049  Gilia malior J. Mark Porter 1998-4-27 11838 Los Angeles Antelope Valley: 1/2 mile N. of Hwy 138 along powerline road, near Antelope Valley California Poppy Reserve. Comment
  SBBG31313  Gilia nevinii R. F. Thorne with P. C. Everett 1965-5-11 34575 Los Angeles N side of N beach of Little Harbor 15 Comment
  UC718476  Gilia ochroleuca subsp. bizonata Carl B. Wolf 1935-5-23 6994 Los Angeles 1/2 mi e Gorman (Liebre Mts.); , e of Gorman 1158 Comment
  UCR209870  Gilia ochroleuca subsp. bizonata R. G. Swinney 2008-7-16 9243 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  CAS-BOT-BC402022  Gilia ochroleuca subsp. bizonata Leigh A. Johnson 1993-4-28 93 -051 Los Angeles San Gabriel Mtns: 4.6 miles S. along HWY N4 from jct. with HWY 138 1500 Comment
  LA206805  Gilia ochroleuca subsp. ochroleuca T. Craig; 1927-6-8 433 Los Angeles Bear Canyon trail to summit of Mt. San Antonio 2133 Comment
  RSA0017186  Gilia ochroleuca subsp. vivida T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3800 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  RSA750103  Gilia splendens R. G. Swinney 2008-5-5 8779 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
  CDA22265  Gilia tricolor subsp. tricolor Garrettson 1915-1 s.n.-A Los Angeles Montebello Hills District. 0 Comment
  UC311494  Githopsis diffusa subsp. diffusa Philip A. Munz 1925-4-23 9436 Los Angeles San Gabriel Canyon 487 Comment
  SEINET10464385  Githopsis diffusa subsp. diffusa Philip A. Munz 1925-4-23 Munz 9436 Los Angeles Burn in chaparral, San Gabriel Canyon 488 Comment
  CAS-BOT-BC303660  Glebionis coronaria John Thomas Howell 1948-7-2 24767 Los Angeles Redondo Beach Comment
  SEINET10630411  Glycyrrhiza glabra Heidi H. Schmidt 1999-10-14 Schmidt 3856 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  POM6210  Glyptopleura setulosa Marjorie Shaw, Edna Spaulding 1917-4-6 s.n. Los Angeles E end Antelope Valley. 762 Comment
  CAS-BOT-BC303879  Gnaphalium John I. Carlson 1918-5-10 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  POM306280  Gnaphalium californicum Henry J. Ramsey, Henry J. Ramsey 1938-5-22 1398 Los Angeles North Craig Ave., Altadena. Comment
  RSA0101308  Gnaphalium californicum S. Campbell 1980-6-4 40 Los Angeles Verdugo Mountains Region: Eastern slope of Verdugo Mountains on hill between Wabasso Way and Opechee Way. 267 Comment
  UCR61072  Gnaphalium canescens subsp. beneolens R. G. Swinney 1989-8-5 s.n. Los Angeles San Gabriel Mtns., base of the mtns. near the city of Glendora; Glendora Ridge Motorway, 0.5 mi west of Glendora Mountain Rd. 732 Comment
  RSA0103341  Gnaphalium canescens subsp. microcephalum R. G. Swinney 2011-10-25 15852 Los Angeles San Gabriel Mountains: along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek 1001 Comment
  RSA177875  Gnaphalium chilense R. F. Thorne, P. Everett 1965-5-10 34429 a Los Angeles Cape Canyon, Santa Catalina Island 274 Comment
  POM358867  Gnaphalium microcephalum Anstruther Davidson s.n. Los Angeles Hollywood. Comment
  POM358904  Gnaphalium palustre Geo L. Moxley 1917-9-7 s.n. Los Angeles At Cota, near Long Beach. Comment
  POM155901  Gnaphalium ramosissimum L. R. Abrams 1904-9-2 4169 Los Angeles Elysian Park. Comment
  JEPS59822  Grayia spinosa Frank W. Peirson 1921-5-19 1832 Los Angeles Little Rock Creek San Gabriel Mts., Little Rock Creek 975 Comment
  UCR116285  Grayia spinosa B. G. Pitzer 1998-5-12 3707 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 Comment
  SD31172  Grindelia camporum Edith A. Purer 1931-3-12 987 Los Angeles Palos Verdes Hills. Comment
  SD44968  Grindelia camporum Darley F. Howe 1952-6-15 2226 Los Angeles Santa Monica Mountains. Comment
  RSA430021A  Guillenia lasiophylla F. R. Fosberg 1931-4-13 4594 Los Angeles Pebble [Pebbly] Beach Canyon, Santa Catalina Island 25 Comment
  RSA733082  Guillenia lasiophylla R. G. Swinney 2001-4-18 7898 Los Angeles Mojave Desert: Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road. 1244 Comment
  RSA0115281  Gutierrezia californica Richard G. Swinney 2010-10-5 13988 Los Angeles San Gabriel Mountains: east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  RSA739668  Gutierrezia sarothrae John Dittes, Josephine Guardino 2006-11-25 1434 Los Angeles Western Transverse Ranges, San Gabriel Mtns, Little Tujunga Canyon, 1.6 air miles NE of Pacoima Reservoir Dam, 3.8 air mile SW of Magic Mtn Communication facility, 0.8 air mile SE of Bear Divide. 681 Comment
  RSA756583  Gutierrezia sarothrae Orlando Mistretta, Christine Mistretta 2008-4-3 2276 Los Angeles Transverse Ranges; Liebre Mountains region: Southern California Edison transmission line tower (Segment 5, Structure 62, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass. Comment
  SBBG113082  Harpagonella palmeri S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-5-2 SCa 631 Los Angeles S of rd to East Pk, on ridge WSW of Pk 1245, ca. 0.95 air mi NW of East Pk 329 Comment
  UCR189875  Helenium bigelovii R. G. Swinney 1998-7-21 6466 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, vicinity of junction of Upper Fish Fork Trail and Dawson Peak Trail 1951 Comment
  UCR260008  Helianthemum scoparium R. G. Swinney 2010-3-24 12092 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA441789  Helianthemum scoparium var. vulgare Fordyce Grinnell Jr. 1910-5-5 s.n. Los Angeles Arroyo Seco, W. Pasadena 365 Comment
  UCR92064  Helianthus annuus Scott D. White 1995-2-7 2524 Los Angeles San Gabriel Mtns., Santa Susana Mtns, Sunshine Canyon, directly west of Hwy I-5 just south of interchange with Hwy 14 457 Comment
  RSA657154  Helianthus annuus subsp. lenticularis Joseph M. Keefe 2001-1-19 30888 Los Angeles 5623 Raber Street, at intersection with Upperton Avenue, Highland Park District 207 Comment
  UCR125140  Helianthus annuus subsp. lenticularis A. C. Sanders, Mark Elvin 2002-6-25 25269 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
  UCR78125  Helianthus gracilentus Wandalee Thompson 1964-4-11 6 Los Angeles San Gabriel Mtns., Liebre Mountains, Angeles National Forest, San Francisquito Canyon Road at Road Camp No. 7, San Francisquito Canyon. 640 Comment
  UCR125136  Helianthus inexpectatus A. C. Sanders, Mark Elvin 2002-6-25 25257 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  UC55062  Helianthus nuttallii subsp. parishii E. Braunton 1902-9-1 698 Los Angeles Los Angeles Comment
  SBBG79046  Heliotropium curassavicum F. R. Fosberg 1931-4-4 7166 Los Angeles mouth of Cottonwood Cyn 2 Comment
  RSA0091526  Heliotropium curassavicum var. oculatum R. G. Swinney 2010-6-29 13394 Los Angeles Hansen Dam Flood Control Basin, north margin of Hansen Lake, Hansen Dam Recreation Center 305 Comment
  UCR270864  Heliotropium curassavicum var. oculatum R. G. Swinney 2010-6-29 13394 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, north margin of Hansen Lake, Hansen Dam Recreation Center 305 Comment
  POM369745  Heliotropium curassavicum var. oculatum M. B. Dunkle 1928-4-11 1843 Los Angeles Howland s Beach Comment
  RSA251378  Hemizonia clementina R. F. Thorne 1996-4-17 36095 Los Angeles San Clemente Island: Top of bluff near Duty Office, Wilsons Cove. NE end of island. 30 Comment
  CDA35654  Hemizonia kelloggii R. Arias, L. Cortez 2011-8-16 PDR# 1313940 Los Angeles Leona Valley; Elizabeth Lake Road near 90th Street. 0 Comment
  POM211257  Hemizonia kelloggii L. C. Wheeler 1933-6-27 1888 Los Angeles Foothill Blvd, at Eaton Wash, Pasadena. 213 Comment
  UCR238073  Hemizonia paniculata Mark A. Elvin, M. S. Enright 2002-7-22 2112 Los Angeles Western Transverse Range, Newhall Ranch, Salt Creek 305 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
  SBBG97023  Hesperocnide tenella S. Boyd with T. Ross, L. Arnseth 1990-4-8 4405 Los Angeles Bryce Cyn near Malo Pt Comment
  CAS-BOT-BC135939  Hesperoyucca whipplei W. R. Dudley; F. H. Lamb 1896-6-8 4385 Los Angeles King's Canyon, Lebre Mountains Comment
  UCR256228  Hesperoyucca whipplei R. G. Swinney 2010-6-4 13046 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 512 Comment
  RSA100336  Heterocodon rariflorum F. W. Peirson 1921-6-14 1210 Los Angeles Trail fork of San Gabriel River 990 Comment
  CAS-BOT-BC143685  Heteromeles arbutifolia L. R. Abrams; I. L. Wiggins 1931-7-4 331 Los Angeles White's Landing, Santa Catalina Island Comment
  RSA0072416  Heteromeles arbutifolia M. E. Siqueiros D. 1997-3-19 4381 Los Angeles Bernard Field Station of the Claremont Colleges. NW corner of Mills Ave. and Foothill Blvd. SE of Phake Lake. 412 Comment
  RSA666854  Heteromeles arbutifolia Unspecified, D. Malueg 2001-5-17 24332 Los Angeles Los Angeles Basin: Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned. 122 Comment
  SBBG17888  Heteromeles arbutifolia P. H. Raven 1962-5-7 17587 Los Angeles just above coast 1 mi S of Wilson Cove 22 Comment
  UC860404  Heteromeles arbutifolia F. R. Fosberg 1931-5-4 S 4763 Los Angeles bottom Bullrush Canyon; Santa Catalina Island 100 Comment
  SD52900  Heteromeles arbutifolia var. macrocarpa Peter H. Raven 1962-7-10 17985 Los Angeles San Clemente Island: Canyon below Lemon Tank 244 Comment
  RSA0074508  Heterotheca fastigiata Timothy S. Ross 1991-8-16 5803 Los Angeles Big Tujunga Canyon, 1/5 mile due E of the confluence of Lucas Creek; roadside, Angeles Forest Highway. 918 Comment
  RSA0074389  Heterotheca grandiflora F. R. Fosberg 1931-7-16 776 Los Angeles Santa Catalina Island: Gallagher's Canyon. Summit. 400 Comment
  UC1595243  Heterotheca sessiliflora subsp. fastigiata Tim Ross and Peter Fritsch 1990-6-20 3589 Los Angeles near the confluence E and W Forks of the San Gabriel River; San Gabriel Mountains, Mouth of Burro Canyon 445 Comment
  JEPS86614  Heuchera caespitosa L. R. Heckard, J. C. Hickman, M. Wolf and S. D'Alcamo 1989-5-21 6729 Los Angeles 1.6 mi w of Mt. Baldy Rd (Glendora Ridge Rd, n facing road bank); San Gabriel Mountains 1371 Comment
  RSA0045495  Heuchera caespitosa Wendy Boes, Andrew Wheeler 2009-6-22 2009 -030 Los Angeles San Gabriel Mountains; Crystal Lake recreation area, Forest Service RD 3N09.2. 1645 Comment
  UCR260624  Hieracium argutum R. G. Swinney 2010-8-9 13454 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant Heliport Trail 0 to 0.3 miles ENE of the camp and the jct. of the Mt. Zion Trail and the Sturtevant Trail 427 Comment
  LA200302  Hirschfeldia incana Elizabeth Levine; 1949-3-30 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  LA10648  Holcus lanatus Marjorie Bowler; 1937-10-7 sn Los Angeles S of bridge, UCLA campus Comment
  SBBG93635  Holocarpha heermannii A. Kingsbury 1983-5-19 37 Los Angeles E side of Hungry Valley Rd off ramp of Interstate 5 914 Comment
  RSA85269  Holodiscus discolor Raymond J. Dobbs 1924-7-8 5390 Los Angeles Along trail 2 miles below Switzer's Camp, San Gabriel Mts. 762 Comment
  CAS-BOT-BC149949  Holodiscus discolor var. discolor Timothy S. Ross 1993-6-1 7358 Los Angeles Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon 780 Comment
  RSA0115283  Holodiscus discolor var. microphyllus Richard G. Swinney 2010-9-23 13889 Los Angeles San Gabriel Mountains: summit of Middle Hawkins Peak on Hawkins Ridge. 2576 Comment
  RSA0115698  Hordeum depressum Andrew C. Sanders 2006-5-16 32300 Los Angeles Transverse Range; Liebre Mtns. Region: 0.5 mi west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon. 960 Comment
  SD52845  Hordeum intercedens Peter H. Raven 1962-4-9 17141 Los Angeles San Clemente Island; near barracks, Wilson Cove. 60 Comment
  SBBG95610  Hordeum murinum M. B. Dunkle 1939-4-5 7271 Los Angeles China Pt Comment
  UCR258901  Hordeum murinum R. G. Swinney 2010-4-30 12460 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
  SEINET10827290  Hordeum murinum subsp. glaucum Marcus E. Jones 1882-5-1 Jones 3562 Los Angeles Comment
  RSA158326  Hordeum murinum subsp. leporinum P. H. Raven 1962-4-11 17275 Los Angeles Sandy beach behind Northwest Harbor, San Clemente Island 6 Comment
  POM352510  Hordeum vulgare F. R. Fosberg 1931-4-8 4512 Los Angeles Santa Catalina Island. Chicken Johnny's, Avalon Valley. 40 Comment
  CAS-BOT-BC532289  Horkelia cuneata var. puberula Le Roy Abrams 1901-4-7 1423 Los Angeles Devil's Gate, near Pasadena Comment
  RSA13817  Horkelia rydbergii Victor Duran 1933-7-11 3517 Los Angeles Sulphur Spring, San Gabriel Mts. 1524 Comment
  SBBG72542  Horkelia rydbergii V. Duran 1933-7-11 3517 Los Angeles Sulphur Springs 1524 Comment
  UCR281791  Isocoma menziesii var. decumbens Mitch Provance, Scott Duff 2017-6-29 617- 54 Los Angeles Catalina Island, Middle Canyon, SCE corridor, vicinity of Middle Ranch Rd., ENE of Thompson Dam 188 Comment
  POM361281  Isocoma menziesii var. vernonioides Geo L. Moxley 1915-11-18 453 Los Angeles S E Hollywood. Comment
  CATA1203  Jaumea carnosa Mark L. Hoefs, Jay B. Walker, Carol Annable 1995-6-7 2253 Los Angeles Santa Catalina Island: Little Harbor 3 Comment
  CAS-BOT-BC340162  Jaumea carnosa L. R. Abrams; I. L. Wiggins 1931-7-7 401 Los Angeles Channel Islands. Catalina Harbor, Santa Catalina Island Comment
  RSA232805  Jepsonia malvifolia R. F. Thorne 1966-4-17 36124 Los Angeles San Clemente Island, Box Canyon, NW of Horse Canyon, SW of Thirst. 183 Comment
  RSA785731  Juglans californica Carrie A. Herd 1982-4-7 69 Los Angeles Walnut, Mt. San Antonio College Comment
  LA200580  Juglans californica var. californica A. M. Johnson; 1934-3-24 4384 Los Angeles Santa Monica Mountains, Sepulveda Canyon 152 Comment
  LA35977  Juglans californica var. californica Peter H. Raven; Henry J. Thompson 1959-9-27 14545 Los Angeles Santa Monica Mountains, Mulholland Hwy near Decker Road 609 Comment
  UC1349382  Juglans californica var. californica E. L. Lioret June, 1944 8695 Los Angeles Glendora Comment
  UC1870169  Juglans californica var. californica LeRoy Gross, Valerie Soza 2001-5-31 392 Los Angeles Los Angeles Basin; Vedugo Mountains Region: Southeast side. Along Las Flores Mountain Way, dirt road south of Polaris Dr. 396 Comment
  UC847333  Juglans californica var. californica Ira W. Clokey, B. Templeton Apr. 1929 4465 Los Angeles Mandeville Canyon Santa Monica Mountains 350 Comment
  RSA772153  Juncus R. G. Swinney 2009-5-27 10890 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  RSA279126  Juncus acutus subsp. leopoldii Robert F. Thorne, D. Propst, Hoefs 1974-9-12 45107 Los Angeles Santa Catalina Island. Cottonwood Canyon below Rancho Escondido. 107 Comment
  SBBG31402  Juncus bufonius R. F. Thorne 1966-4-6 35901 Los Angeles margin of small reservoir N of Catalina Airport 435 Comment
  HSC101363  Juncus duranii R. G. Swinney 2008-7-24 9348 Los Angeles San Gabriel Mtns.: Waterman Mountain, ski runway on east-facing slope. 2390 Comment
  RSA685157  Juncus macrophyllus Scott D. White 2003-7-25 9646 Los Angeles Santa Clarita area; Santa Clara River just upstream from Boquet Canyon bridge; Newhall. 351 Comment
  RSA368131  Juncus mexicanus Robert Gustafson 1981-5-26 2232 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA0040126  Juncus rugulosus Orlando Mistretta 1990-7-2 s.n. Los Angeles Bear Flat 1746 Comment
  RSA600629  Juncus saximontanus L. C. Wheeler 1968-9-7 s.n. Los Angeles San Gabriel Mountains: Big Pines; Headwaters of Mescal Creek. 2043 Comment
  RSA594292  Juncus textilis L. C. Wheeler 1967-7-30 10247 Los Angeles San Gabriel Mountains. Big Tujunga Canyon at Trail Canyon. 518 Comment
  LA201938  Juncus xiphioides J. & H. Sauer; M. Zadny 1971-6-6 4926 Los Angeles SANTA MONICA MOUNTAINS, Upper Rustic Canyon. Comment
  SFV21414  Juncus xiphioides L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1066 Los Angeles Verdugo Mountains North side of Verdugo Mountains. South of Hostetter Motorway (in Thomas Guide) just off La Tuna Canyon Road, south of and you can see the 210 Freeway. Unnamed canyon that Hostetter road follows to near the main crest. Could be La Tuna Canyon as this is near the head of that canyon. If this is La Tuna Canyon, then the canyon makes a turn from draining to the west, turns south so the drainage is north. Around the bend in the canyon near above coordinates. 550 Comment
  LA29284  Juniperus californica Mary V. Hood; 1941-3-16 41- 17 k* Los Angeles Near Valyermo 1280 Comment
  UCR186582  Juniperus californica A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32211 Los Angeles Tehachapi Mtns. Foothills, hills immediately NW of Quail Lake, vicinity of Benchmark 3562/Quail 1098 Comment
  JEPS24088  Keckiella breviflora var. breviflora Ernest C. Twisselmann 1959-6-2 5340 Los Angeles 1 mi s Sandberg's Lodge (Old Ridge Route) 1249 Comment
  NY786829  Keckiella breviflora var. breviflora L. J. Xantus de Vesey 1857-1 62 Los Angeles Fort Tejon, and vicinity Comment
Read comments
Feb 2 2013
  UC1871274  Keckiella breviflora var. breviflora T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3960 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  RSA401766  Keckiella cordifolia L. E. Hoffman 1927-8-19 s.n. Los Angeles Arroyo Seco. Comment
  SFV21122  Keckiella cordifolia L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1060 Los Angeles Verdugo Mountains South side of Verdugo Mountains. West side of Brand Canyon just a short distance above the cemetery. East side of canyon near above coordinates. 307 Comment
  SBBG128681  Kickxia elatine N. Fraga 2014-4-2 Los Angeles Rancho Santa Ana Botanic Garden near pond and cultivar garden [cultivated] 396 Comment
  UC7418  Kochia californica J. Burtt Davy May 9 1896-May 24 1896 2267 Los Angeles Antelope Valley Comment
  CAS-BOT-BC176820  Kochia californica Ernest C. Twisselmann 1970-10-17 17552 Los Angeles Antelope Valley: Avenue C 0.6 mile east of (old) Highway 14 (wastelands at the west shore of Rosamond Dry Lake) 716 Comment
  RSA229098  Koeleria macrantha R. F. Thorne 1971-6-30 40758 Los Angeles Angeles National Forest: c. 0.3 mile below Alder Saddle along a dry branch of the S Fork of Little Rock Creek 1616 Comment
  LA98662  Krascheninnikovia lanata Ernie Small; 1967-5-7 sn Los Angeles Antelope Valley, S end of Edwards Air Force Base, on 140 St 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
  RSA92185  Lagophylla ramosissima F. W. Peirson 1922-7-29 1359 Los Angeles grade SE of Quail Lake 1067 Comment
  POM1249  Lamarckia aurea C. F. Baker 1909-5-20 5270 Los Angeles Claremont. 365 Comment
  SEINET10926766  Lamarckia aurea Meryle B. Dunkle 1940-3-21 Dunkle 7458 Los Angeles Near camp, Santa Barbara Island. Openings among Coreopsis. Comment
  UCD125103  Lamium amplexicaule Robert F. Thorne; M. Z. Thorne 1980-3-23 54012 Los Angeles Foothills of San Gabriel Mts: Johnson's Pasture, above Claremont. 609 Comment
  RSA0035636  Lantana montevidensis Phil Elliott 1981-2-26 20 Los Angeles Cal Poly Pomona, 50 feet north of bldg. 3. Comment
  UCR222741  Larrea tridentata R. G. Swinney 2009-4-29 10610 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
  CAS-BOT-BC338131  Lasthenia californica Marcus E. Jones 1882-5-2 3211 Los Angeles Pasadena Comment
  CATA451  Lasthenia californica Sara L. Crockett 1997-3-18 591 Los Angeles Santa Catalina Island: Upper Cape Canyon, upslope from point 1.0 mile NE on Cape Canyon Road from jct. with Middle Ranch Road 313 Comment
  RSA597775  Lasthenia californica Steve Boyd, Lauren Raz 1997-3-14 9177 Los Angeles Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg. 1213 Comment
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Mar 13 2008
  CAS-BOT-BC352881  Lasthenia coronaria Greene 1904-4-30 4157 Los Angeles Claremont Comment
  UC30404  Lasthenia coronaria Dr. A. Davidson 1892-5-1 Los Angeles near Los Angeles Comment
  UCD133646  Lasthenia coronaria Daryl Koutnik 1978-4-28 436 Los Angeles Cornell Corners, south of Agoura Road on Cornell Road. 304 Comment
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Oct 1 2018
  CAS-BOT-BC354221  Lasthenia coronaria L. R. Abrams 1901-4-6 1388 Los Angeles Verduga Hills bordering Tujunga Wash Comment
  RSA719495  Lasthenia gracilis Gary Kovnat, LeRoy Gross 2003-4-5 41 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  SBBG120141  Lasthenia gracilis A. C. Sanders, M. Elvin 2003-4-14 25952 Los Angeles hills immediately SW of Magic Mtn, just across dirt service rd, S of Santa Clara River, Newhall Ranch 351 Comment
  UC30444  Lasthenia gracilis Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  UCR271226  Lasthenia gracilis R. G. Swinney 2011-4-20 14467 Los Angeles San Gabriel Mountains/ Western Mohave Desert, Vincent, 2.9 miles SE of Lake Palmdale on Carson Mesa, 100-200 m east of Angeles Forest Hwy 1000 Comment
  RSA661074  Lasthenia gracilis Orlando Mistretta 1992-4-5 182 Los Angeles Guds, San Clemente Island. Comment
  RSA585671  Lathyrus latifolius T. S. Ross 1990-6-11 3342 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon. 1255 Comment
  RSA161233  Lathyrus tingitanus P. H. Raven 1962-5-20 17765 Los Angeles Santa Catalina Island, Airport Road on main ridge about 1.5 miles west of Middle Ranch turn-off. Comment
  RSA0116844  Lathyrus vestitus R. G. Swinney 2010-5-25 12922 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  UCR270638  Lathyrus vestitus R. G. Swinney 2011-3-22 14190 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  RSA405687  Lathyrus vestitus subsp. laetiflorus H. L. Bauer 1931-3-1 13948 Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA248862  Lathyrus vestitus subsp. laetiflorus R. F. Thorne 1973-4-11 42850 Los Angeles San Clemente Island, middle portion of Norton Canyon. 274 Comment
  SD69558  Lathyrus vestitus var. alefeldii Robert F. Thorne 1966-4-28 36205 Los Angeles Santa Catalina Island, Pebbly Beach Canyon, dry rocky slope along the road to Renton Mine 244 Comment
  LA200453  Lathyrus vestitus var. vestitus Carl Epling; L. Ellison 1930-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon Comment
  RSA405683  Lathyrus vestitus var. vestitus L. E. Hoffman 1932-3-14 s.n. Los Angeles Millard's Canyon, Angeles National Forest [San Gabriel Mountains]. Comment
  SD113701  Lathyrus vestitus var. vestitus Darley F. Howe Apr 1915 61 Los Angeles Claremont Comment
  SEINET4083441  Lavatera assurgentiflora R. Moran 1941-1 625 Los Angeles Indian Rock, Wilson's Harbor, Santa Catalina Island. 5 Comment
  RSA500842  Lavatera assurgentiflora subsp. assurgentiflora F. C. Boutin 1967-5-23 1623 Los Angeles San Clemente Island: north end of island SW of airstrip runway, 25 miles from coast Comment
  CAS-BOT-BC321512  Layia glandulosa Carl B. Wolf 1937-4-28 8519 Los Angeles Western Mojave Desert. Antelope Valley, 4.5 mi S of Lancaster. Comment
  UCR100072  Layia glandulosa R. G. Swinney 1969-4-22 337 Los Angeles San Gabriel Valley, N and adjacent to Barnes Park along Rivergrade Rd., Baldwin Park. c. 200 yards east of San Gabriel River Channel. 91 Comment
  CAS-BOT-BC321500  Layia glandulosa Geo. B. Grant 1904-5-5 6118 Los Angeles Arroyo Seco Canyon, Sierra Madre Mts. Comment
  UCSB49516  Layia glandulosa Smyth, A. 1983-5-8 Los Angeles North side of Gorman Park Road, @ 2 miles E of intersection with I-5 365 Comment
  LA31661  Layia platyglossa Peter H. Raven; 1959-4-4 13972 Los Angeles Santa Monica Mountains, Point Dume, behind point 15 Comment
  RSA577795  Lemna valdiviana L. C. Wheeler 1932-8-28 1301 Los Angeles Puddingstone Dam, San Jose Hills. 274 Comment
  RSA300980  Lepechinia fragrans D. C. Michener 1982-8-3 4164 Los Angeles CA 2, 6.6 miles north of Pasadena & jct with I-210. Comment
  CAS-BOT-BC89416  Lepidium fremontii A. D. E. Elmer 1902-6-1 3632 Los Angeles Lancaster. Comment
  SBBG70818  Lepidium fremontii R. Hoffmann 1929-4-27 Los Angeles Roosevelt Comment
  RSA187728  Lepidium nitidum R. F. Thorne 1966-4-7 35988 Los Angeles Santa Catalina Island. S of Parson Landing and SW of Arrow Point, W. end island. 61 Comment
  UC1215132  Lepidium nitidum Peter H. Raven 1962-4-9 17134 Los Angeles Wilson Cove San Clemente Island 60 Comment
  CAS-BOT-BC12983  Lepidium virginicum Ramsay Mar. 20 s.n. Los Angeles Foothills. Rubio Canyon. Comment
  CAS-BOT-BC60034  Lepidium virginicum var. menziesii John Thomas Howell 1931-4-12 6296 Los Angeles Santa Cruz Island. At Cochie Bay. Comment
  JEPS5748  Lepidospartum squamatum Rimo Bacigalupi 1952-8-8 3896 Los Angeles 1.2 mi w of junction of Soledad Canyon Road with Agua Dulce Canyon Road (wash of Bee Creek, tributary of Soledad Creek, Soledad Canyon); Soledad Canyon, wash of Bee Creek, tributary of Soledad Cree 525 Comment
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Jul 8 2014
  RSA760556  Lepidospartum squamatum R. G. Swinney 2008-8-14 9437 Los Angeles Confluence of Big Rock Creek and Fenner Canyon 1640 Comment
  SEINET13276798 Image available Lepidospartum squamatum R. G. Swinney 2011-1 15870 Los Angeles San Gabriel Mountains: along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek (Crystal Lake 7.5' Q.) 1000 Comment
  UCR259577  Lepidospartum squamatum R. G. Swinney 2010-4-13 12208 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  RSA602582  Leptochloa fusca subsp. uninervia L. C. Wheeler 1932-9-30 1409 Los Angeles Los Angeles River at Los Feliz Blvd. 122 Comment
  UC30199  Leptodactylon californicum W. H. Brewer 1861-2-12 175 Los Angeles Cahuenga Pass Comment
  SBBG20165  Leptosiphon chrysanthus subsp. chrysanthus M. A. Piehl 1963-5-18 63313 Los Angeles just N of Godde Pass 914 Comment
  SD120819  Leptosiphon liniflorus Frank W. Peirson 1919-6-7 456 Los Angeles Cow Canyon Divide. 1372 Comment
  OBI49571  Leptosyne gigantea A. C. Sanders 1988-2-3 7594 Los Angeles El Segundo Dunes, immed W of LA international airport & Pershing Dr, E of Vista Del Mar Blvd 30 Comment
  SD80917  Leptosyne gigantea James Henrickson 1969-4-10 4210 Los Angeles 8 miles west of Malibu along Sandstone Cliff east of Pacific Coast highway at Zuma Beach. 3 Comment
  SBBG63086  Lessingia glandulifera var. glandulifera unknown 1928-8-26 Los Angeles Big Tujunga Wash Comment
  SFV21786  Lessingia glandulifera var. glandulifera J. N. Hogue 2010-8-21 372 .1 Los Angeles San Gabriel Mountains South Fork Little Rock Creek near Pinyon Flats. 1640 Comment
  UC1069808  Lessingia glandulifera var. glandulifera H. S. Yates 1936-8-28 6369 Los Angeles 2 mi se Big Pine Park; San Antonio Quad. Comment
  UCR260795  Lessingia glandulifera var. glandulifera R. G. Swinney 2010-6-23 13336 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, 0.1-0.4 miles E of Orcas Park on N side of Big Tujunga Wash, east end of survey area due south of Christy Ave. 331 Comment
  POM250005  Lessingia glandulifera var. glandulifera E. C. Jaeger 1938-7-1 s.n. Los Angeles Mojave Desert. Comment
  UCR99514  Lessingia glandulifera var. peirsonii Steve Boyd, Lauren Raz 1996-10-14 9093 Los Angeles Libre Mountains, extreme northwestern corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road 991 Comment
  UCR164833  Lilium humboldtii subsp. ocellatum Naomi Fraga, LeRoy Gross, Anh Nguyen 2005-6-9 1586 Los Angeles Transverse Ranges, San Gabriel Mountains region, Palmer Canyon N of Claremont 701 Comment
  RSA191138  Lilium parryi Robert F. Thorne, Mae Z. Thorne 1967-7-19 37194 Los Angeles San Gabriel Mountains, Angeles National Forest; Big Cienega Springs above Crystal Lake Recreation Area 1982 Comment
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Nov 5 2014
  SBBG98456  Limonium perezii T. Ross 1991-5-22 5436 Los Angeles lower Wilson Cove Cyn just W of dock activities 12 Comment
  RSA0073595  Linanthus bigelovii Orlando Mistretta, Christine Mistretta 2005-4-21 2059 Los Angeles Transverse Ranges: San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  UCR280561  Linanthus bigelovii R. G. Swinney 2014-4-10 16019 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-BC226741  Linanthus californicus Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canon [Canyon], San Gabriel Mts Comment
  UCSB43772  Linanthus dianthiflorus Nakashima, L. 1982-4-18 Los Angeles 400 yards south of Catalina airfield, on Santa Catalina Island 441 Comment
  JEPS58396  Linanthus dichotomus Frank W. Peirson 1919-5-10 393 Los Angeles Arraster Creek San Gabriel Mountains 914 Comment
  UC106909  Linanthus dichotomus unknown Los Angeles Watts; Sunset Oil Company Comment
  UC167111  Linanthus parviflorus unknown 1904-5-5 694 a6185 Los Angeles Arroyo Seco Canyon San Gabriel Mts. 609 Comment
  UCR99472  Linanthus pygmaeus Steve Boyd, T. S. Ross 1997-3-21 9221 Los Angeles Liebre Mtns., Portal Ridge, head of Broad Canyon, east of VABM King and 0.2 mi east of the junction of F.S. Roads 7N07 and 7N07A, near an abandoned road alignment leading down ridgelind dividing Bleich Canyon and Broad Canyon 1311 Comment
  RSA400308  Linaria bipartita Edwin Kline 1924-4-19 s.n. Los Angeles Near Brookside Park, Pasadena Comment
  POM1584  Lithophragma affine I. M. Johnston 1917-5-6 1927 Los Angeles Evey Canyon, north of Claremont 762 Comment
  SFV16102  Lithophragma affine J. M. Kneitel 1995-4-9 21 Los Angeles San Gabriel Mountains Angeles Forest Highway, 3 miles north of junction with Angeles Crest Highway. 100m off highway. 915 Comment
  UCR200040  Lithophragma affine subsp. mixtum Valerie Soza, B. Hogshead 2003-4-23 1643 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park, ridgetop between Brand Canyon and Childs Canyon 595 Comment
  RSA729326  Lobelia dunnii var. serrata R. G. Swinney 1999-7-28 7579 Los Angeles East Fork San Gabriel River Canyon, c. 400 m north of Allison Gulch. 732 Comment
  SBBG17163  Lobularia maritima K. A. Wilson 1961-2-18 860 Los Angeles Mulholland Hwy, 2 mi W of Seminole Hot Springs Comment
  RSA0115680  Lobularia maritima Steven A. Junak, Mark Hoefs, Misty Gay, Jeff Chapman 1997-6-5 SCa- 430 Los Angeles Santa Catalina Island. Isthmus, in front of cabin #38 at beach (employee housing). 6 Comment
  POM364835  Loeseliastrum matthewsii Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  UCR205849  Loeseliastrum matthewsii R. G. Swinney 2008-5-8 8819 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
  RSA590848  Loeseliastrum matthewsii T. S. Ross, S. D. Boyd 1990-5-29 2670 Los Angeles Big Pines Hwy, mid-way between Caldwell Lake and Big Rock Springs, on the NE side of the knoll behind which Shoemaker Canyon turns to the NW. 1402 Comment
  SD186086  Logfia filaginoides A. C. Sanders, Helen Kennedy 2005-4-13 29417 Los Angeles Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 456 Comment
  RSA600364  Lolium perenne Steve Boyd, Lauren Raz 1997-5-28 9874 A 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
  SEINET3431212  Lolium perenne Unknown 1934-6-1 12926 Los Angeles Salt marsh; Culou City? Comment
  POM356972  Lolium temulentum F. R. Fosberg 1931-4-8 4515 Los Angeles Avalon Valley, Santa Catalina Island. 40 Comment
  SBBG59386  Lolium temulentum M. N. Ackley 1928-6-24 27 Los Angeles Big Pine Camp Comment
  RSA654440  Lomatium lucidum Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 981 Los Angeles Verdugo Mountains, southwest side: North of Chandler Fire Road (Verdugo Mtwy), N of ''La Tuna'', above Chandler Canyon, S of La Tuna Canyon. 426 Comment
  UCR273271  Lomatium lucidum R. G. Swinney 2011-5-10 14651 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Ecology Loop Trail from Nature Center to 0.65 miles to the east 488 Comment
  RSA570219  Lomatium mohavense T. S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 5015 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash 841 Comment
  UCR221916  Lomatium mohavense R. G. Swinney 2009-4-28 10525 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  SBBG28219  Lomatium utriculatum F. W. Peirson 1921-2-26 2358 Los Angeles Topanga Cyn 304 Comment
  HSC21542  Lomatium utriculatum C. S. Apperson 1966-5-16 Los Angeles 16 mi. E of Gorman on Ave. D. Comment
  RSA522337  Lonicera interrupta T. S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4025 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District. Westerly drainage that meets Tie Canyon. 1524 Comment
  CAS-BOT-BC234864  Lonicera subspicata var. denudata Peter H. Raven; Henry J. Thompson 1958-10-11 13758 Los Angeles Santa Monica Mountains. Saddle Peak 822 Comment
  CAS-BOT-BC234872  Lonicera subspicata var. denudata V. Bailey 1907-10-29 s.n. Los Angeles Santa Monica Mts., (n. slope) Comment
  UCSB33632  Lonicera subspicata var. denudata Miller, Brian 1960-2-20 Los Angeles Charlton Flats, San Gabriel Mountains 1828 Comment
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Oct 29 2014
  RSA515117  Lotus argophyllus subsp. ornithopus Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-30 805 -6 Los Angeles San Clemente Island: Waynuk Canyon, W slope of island Comment
  RSA526601  Lotus argophyllus var. adsurgens Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4185 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  UCR270101  Lotus argophyllus var. argophyllus R. G. Swinney 2011-7-21 15336 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  CATA1277  Lotus corniculatus Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2363 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon from road to beach 6 Comment
  RSA90354  Lotus crassifolius var. crassifolius F. W. Peirson 1923-5-26 4075 Los Angeles Rock Creek, north slope of San Gabriel Mountains. 1890 Comment
  RSA406925  Lotus dendroideus var. dendroideus Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  RSA406153  Lotus hamatus Anstruther Davidson 1905-5-28 1380 Los Angeles Providencia Ranch, behind Mt. Hollywood Comment
  RSA406157  Lotus heermannii F. R. Fosberg 1930-7-3 S- 3109 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  POM2628  Lotus heermannii var. heermannii M. Hitchcock 1919-7-28 32 Los Angeles Pacoima Canyon Comment
  RSA586351  Lotus humistratus Orlando Mistretta 1995-3-17 1544 Los Angeles Northwest of Little Rock Reservoir, on Emma section of Little Rock Creek Management Unit. 1128 Comment
  UC520319  Lotus nevadensis var. davidsonii Joseph Andorfer Ewan 1933-7-4 7848 Los Angeles Monrovia Peak San Gabriel Mts. 1524 Comment
  UCR273227  Lotus nevadensis var. davidsonii R. G. Swinney 2011-10-18 15824 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
  UCR14447  Lotus procumbens George K. Helmkamp 1974-6-2 s.n. Los Angeles San Gabriel Mtns., Calif. Hwy 2, 2 miles SW of Calif. Hwy 138, beside Sheep Creek 1524 Comment
  RSA597565  Lotus procumbens var. procumbens T. S. Ross 1990-6-22 3757 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  RSA0039064  Lotus purshianus Jeremiah George 2014-7-26 260714 -1 Los Angeles Marina del Rey, just off Vista del Mar adjacent to intersection with Trolley Place 9 Comment
  IRVC28123  Lotus salsuginosus A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26281 Los Angeles NE side of Castaic Mesa, ca. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch Western San Gabriel Mtns. 396 Comment
  UCR126756  Lotus salsuginosus A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26135 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  UCR173857  Lotus salsuginosus Scott D. White, Pam DeVries 1998-4-20 6300 Los Angeles Transverse Ranges/Liebre Mtns, Soledad Canyon area: proposed quarry area north of Soledad Canyon Rd., south of the I-14 Fwy, east of Bee Canyon and west of Agua Dulce Canyon 762 Comment
  UCR258498  Lotus salsuginosus R. G. Swinney 2010-3-10 11814 Los Angeles San Gabriel Mountains, NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  UCR197202  Lotus salsuginosus var. salsuginosus Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 697 Los Angeles Transverse Ranges: Verdugo Mountains, Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 579 Comment
  RSA574307  Lotus salsuginosus var. salsuginosus R. G. Swinney 1994-5-7 2822 Los Angeles Glendora Wilderness Park, along Mystic Canyon Trail. N of Big Dalton Canyon Rd. 457 Comment
  RSA657753  Lotus scoparius Tim Turmezei 1988-3-2 25 Los Angeles Walnut Creek. Comment
  LA52444  Lotus strigosus Carl Epling; 1925-5-18 Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA549160  Lotus strigosus T. S. Ross 1990-6-20 3660 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  RSA585532  Lotus strigosus T. S. Ross 1992-4-21 6221 Los Angeles San Gabriel Mountains, Glendora Ridge Road: north margin of road pull-out ca 215 meters NW of Horse Canyon Saddle 1024 Comment
  UCR130054  Lotus strigosus George K. Helmkamp, E. A. Helmkamp 1998-5-21 4050 Los Angeles Western Mojave Desert/Transverse Range, junction of Munz Ranch Rd and Lake Elizabeth Rd., north of Lake Elizabeth 1006 Comment
  SEINET4035448  Lotus strigosus R. Moran 1941-1 610 Los Angeles Grassy slpe above sea, north of Wilson's Harbor, Santa Catalina Island. Comment
  UC1602065  Lotus strigosus Miss E. D. Palmer Nov 1904 Los Angeles vicinity Los Angeles Comment
  RSA406433  Lotus unifoliolatus D. S. Krause 1939-07 s.n. Los Angeles Open fields in foothills, La Canada Comment
  RSA355467  Ludwigia peploides subsp. peploides Geo. L. Moxley 1913-06 s.n. Los Angeles Edge of Echo Park Lake. Comment
  CAS-BOT-BC201208  Lupinus F. A. MacF. 1931-4-22 2996 Los Angeles 1st power plant, San Francisquito Canyon Comment
  UC1601927  Lupinus L. R. Heckard 1985-5-4 6233 Los Angeles s side of Ave E 1 mi e of 10th St. East, ne Lancaster (s of Rosamond Dry Lake); Mojave Desert, s of Rosamond Dry Lake 701 Comment
  UCR192960  Lupinus R. G. Swinney 1998-7-14 6445 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.8 mi. west of Camp Lupine trail 2262 Comment
  CAS-BOT-BC201416  Lupinus albifrons var. albifrons Alice Eastwood 1917-7-20 6472 Los Angeles Santa Catalina Island Comment
  RSA0061210  Lupinus albifrons var. austromontanus Daisie Huang, Bart O'Brien 2008-4-20 08042005 Los Angeles Old Ridge Rte. 376 Comment
  RSA639108  Lupinus andersonii L. C. Wheeler 1970-7-25 s.n. Los Angeles San Gabriel Mountains: Heliport 0.3 mi. N of South Mt. Hawkins 2287 Comment
  RSA718285  Lupinus andersonii R. G. Swinney, Dave Larson 1996-7-17 5135 Los Angeles San Dimas Experimental Forest, east half (grass portion) of the Browns Flat. 1320 Comment
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May 3 2010
  CDA998  Lupinus benthamii D. G. Kelch 1991-3-23 s.n. Los Angeles Catalina Island. East of Avalon. Comment
  UCR271672  Lupinus benthamii R. G. Swinney 2011-5-31 14921 A Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  CATA1551  Lupinus bicolor Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-3-21 2808 Los Angeles Santa Catalina Island: Hillside above upper Cape Canyon 359 Comment
  RSA652731  Lupinus bicolor Kurt Zeiher 1949-5-7 s.n. Los Angeles Collected Dalton Canyon River Bed 30 Comment
  SBBG71249  Lupinus bicolor R. Hoffmann 1929-5-31 Los Angeles Pine Cyn Comment
  SEINET3371871  Lupinus bicolor G. Rink 2011-6-1 10573 Los Angeles Chino Hills, northeast of La Brea, weedy place 259 Comment
  UC1129369  Lupinus bicolor A. D. Gifford 1935-3-31 540 Los Angeles 6 mi nw Redrock Mountain; Angeles National Forest, Tejon Quad. Comment
  UC1552132  Lupinus bicolor David Charlton 1988-4-2 1483 Los Angeles Cleghorn Road Turnoff on Cajon Pass (I 15, Swarthout Valley Rd to end of pavement); , Swarthout Valley Rd. 1676 Comment
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Feb 4 2015
  UCD107157  Lupinus bicolor Gerald Dickinson 1962-4-3 9 Los Angeles 1 mi. w. Topanga Canyon-Mllolland Santa Monica Mts. 356 Comment
  RSA638175  Lupinus bicolor L. C. Wheeler 1969-5-3 s.n. Los Angeles Bluebird truck trail. 716 Comment
  RSA709672  Lupinus bicolor LeRoy Gross 2005-4-28 2165 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. Than dropped off ridge into canyon bottom back to origin. 1235 Comment
  SD37874  Lupinus bicolor Edith A. Purer 1931-3-16 1020 Los Angeles Manchester Ave. Comment
  UC1922171  Lupinus bicolor subsp. microphyllus Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 887 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines. Near 34deg 12' 24.8'' N 118deg 14' 51.6'' W T1N R13W NW/4, NE/4 sec. 4. Elev. 1300 Feet. Comment
  SEINET10484902  Lupinus bicolor subsp. microphyllus David B. Dunn 1946-1 Dunn 1994 Los Angeles Cultivated and weedy plants in the yard at 4911 pasadena ave. Terrace, los Angeles. Comment
  RSA407126  Lupinus chamissonis Mary D. Merilatt 1936-7-18 s.n. Los Angeles Playa del Rey. Comment
  RSA0098783  Lupinus concinnus R. G. Swinney 2011-6-1 14944 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  UCD107516  Lupinus concinnus P. B. Kennedy 1928-3-28 s.n. Los Angeles Avalon, Santa Catalina Island, Calif. Comment
  RSA755591  Lupinus elatus R. G. Swinney 2008-7-15 9225 Los Angeles Winston Peak. 2275 Comment
  SEINET13276795 Image available Lupinus excubitus subsp. hallii R. G. Swinney 2011-1 14498 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  UC1481366  Lupinus excubitus var. hallii David B. Dunn Apr 1956 RSA 6454 -2 Los Angeles Comment
  RSA597035  Lupinus excubitus var. johnstonii T. S. Ross 1990-6-25 3835 Los Angeles Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip) 1884 Comment
  SBBG3604  Lupinus formosus R. Hoffmann 1925-5-17 Los Angeles Antelope Valley Comment
  SBBG69108  Lupinus formosus R. Hoffmann 1927-6-14 Los Angeles Chandler's Comment
  UC201990  Lupinus formosus Geo. B. Grant 1906-1 Los Angeles summit Mt. Wilson (San Gabriel Mts.); , summit Mt. Wilson 1828 Comment
  SBBG45474  Lupinus formosus D. Emery 1955-4-28 Los Angeles 2 mi N of Rock Crk turn-off on rd to Big Pines Comment
  UCD107768  Lupinus formosus Daryl Koutnik; Bruce Holguin 1978-4-1 229 Los Angeles south side of Fairmont Reservoir. 929 Comment
  RSA653341  Lupinus formosus var. formosus Kelly Middleton, David Middleton 1988-5-8 10 Los Angeles Glendora Ridge Road, 5.3 miles west of Mt. Baldy Rd. intersection. Roadside collection. 1220 Comment
  RSA91228  Lupinus formosus var. formosus F. W. Peirson 1924-5-26 4638 Los Angeles Strawberry Peak, Strawberry Peak, San Gabriel Mts 1143 Comment
  UC1587723  Lupinus guadalupensis Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5149 Los Angeles beginning of Larkspur Canyon drainage San Clemente Island (1600 ft se of the 924' BM at the e end of the old airfield landing strip); , beginning Larkspur Canyon drainage 249 Comment
  RSA413675  Lupinus hirsutissimus Reid V. Moran 1941-3-11 694 Los Angeles Mouth of Silver Canyon, Santa Catalina Island 50 Comment
  UCR205103  Lupinus hirsutissimus R. G. Swinney 2008-4-11 8665 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  UCR281847  Lupinus hirsutissimus R. G. Swinney 2014-5-8 16434 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
  UCR43333  Lupinus latifolius var. latifolius David Charlton 1986-6-15 278 Los Angeles San Gabriel Mtns, Buckhorn Campground: creek along Burkhart Trail 1768 Comment
  CAS-BOT-BC211677  Lupinus longifolius Greene 1904-4-2 4098 Los Angeles Hills near Monrovia Comment
  CAS-BOT-BC211715  Lupinus longifolius L. R. Abrams 1917-7-8 6616 Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  LA85592  Lupinus longifolius Elizabeth McClintock; 1945-5-1 sn Los Angeles Santa Monica Mountains, Dry Canyon-Cold Creek Road Comment
  PASA1669  Lupinus longifolius Sally Ellis 1939-5-12 Los Angeles San Dimas canyon Comment
  POM2422  Lupinus longifolius Otis Hiatt 1916-6-3 s.n. Los Angeles Topanga Canyon. Santa Monica Mountains. Comment
  RSA413760  Lupinus longifolius Robert Kessler 1922-6-1 s.n. Los Angeles Crescenta. Comment
  RSA746960  Lupinus longifolius R. G. Swinney 2008-4-30 8714 Los Angeles San Dimas Experimental Forest, Monroe Canyon 549 Comment
  SEINET10969986  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in a field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  UCR127069  Lupinus microcarpus var. densiflorus Mark A. Elvin, Cathleen Weigand 2003-4-7 2445 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126 297 Comment
  CDA27553  Lupinus nanus M. K. Bellue, G. C. Fleischman 1945-10-8 Los Angeles San Fernando Soil Cons. nursery. 0 Comment
  UCR141069  Lupinus odoratus June Latting 1973-4-29 s.n. Los Angeles Mojave Desert, near Three Sisters hills along Black Butte Road, Antelope Valley, NE of Llano 976 Comment
  RSA774261  Lupinus sparsiflorus R. G. Swinney 2009-5-5 10648 Los Angeles Carr Canyon, 0.6 mi. southeast of Mt. Emma Rd. crossing. 963 Comment
  UCR259763  Lupinus sparsiflorus R. G. Swinney 2010-4-20 12295 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA414812  Lupinus sparsiflorus subsp. sparsiflorus George R. Johnston 1926-4-24 s.n. Los Angeles Antelope Valley Comment
  SBBG31457  Lupinus succulentus R. F. Thorne 1966-4-4 35762 Los Angeles bluff SE of Ballast Pt and Catalina Harbor, isthmus 60 Comment
  LA33644  Lupinus truncatus Henry J. Thompson; 1959-4-12 1923 Los Angeles Santa Monica Mountains, Mulholland Hwy, 2 mi W of Las Virgenes Rd 304 Comment
  RSA674880  Lupinus truncatus LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 725 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. 307 Comment
  UCR172777  Lupinus truncatus Wayne Law, Jun Hu 2000-4-30 06 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 823 Comment
  SBBG129220  Lyonothamnus floribundus W. L. Jepson 1908-7-13 3045 Los Angeles Santa Catalina Island Comment
  SBBG131516  Lyonothamnus floribundus S. A. Junak 2000-5-19 SCa 1319 Los Angeles N-facing slope in cyn above Button Shell Beach 228 Comment
  LA106920  Lyonothamnus floribundus subsp. aspleniifolius Steve Boyd; Timothy Ross, Laurel Arnseth 1990-4-8 4314 Los Angeles San Clemente Island, E side of island, near Malo Point, first cyn S of Bryce Cyn Comment
  CAS-BOT-BC142288  Lyonothamnus floribundus subsp. floribundus Peter H. Raven 1962-5-21 17816 Los Angeles Lower end of Bullrush Canyon - Santa Catalina Island 198 Comment
  RSA188344  Madia exigua R. F. Thorne, M. Z. Thorne 1966-5-1 36416 Los Angeles Santa Catalina Island: Fern Canyon near stream W of Orizaba Mountain 229 Comment
Read comments
Jan 18 2016
  CAS-BOT-BC343063  Madia gracilis I. M. Johnston 1917-7-1 1438 Los Angeles San Antonio Mountains. Evey Canon [Canyon] 762 Comment
  SBBG31144  Madia gracilis R. F. Thorne 1966-4-28 36248 Los Angeles Hay Press area [Haypress] 426 Comment
  RSA706663  Madia minima Naomi Fraga, Paul Morton 2004-5-18 1188 Los Angeles Along main trail to summit of Mount Hillyer. 1890 Comment
  RSA1998  Malacothamnus davidsonii Carl B. Wolf 1931-5-13 1994 Los Angeles Pacoima Wash, near bridges on road from Tujunga to San Fernando 366 Comment
  RSA77030  Malacothamnus davidsonii F. W. Peirson 1928-9-4 8180 Los Angeles Paicoma Wash at Upper Boulevard, San Fernando Valley Comment
  RSA9539  Malacothamnus davidsonii Fay A. MacFadden 1931-06 3197 Los Angeles Verdugo Mountains: Roscoe. Comment
  CATA278  Malacothamnus fasciculatus Mark L. Hoefs 1973-5-15 291 Los Angeles Santa Catalina Island: Open field, above #7 & #8 holes of golf course, Avalon Canyon 76 Comment
  LA105071  Malacothamnus fasciculatus Barry A. Prigge; 1988-7-3 8197 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  RSA652512  Malacothamnus fasciculatus Jim Reutzel 1994-5-22 55 Los Angeles Los Angeles [Pomona], Trees [large shrub] above the Cal Poly letters. Hills behind the Cal Poly Pomona University Health Center. Comment
  UCR162652  Malacothamnus fasciculatus Mark A. Elvin 2003-8-14 s.n. Los Angeles Santa Clarita Valley, Newhall Ranch, mouth of Castaic Creek, south of SR 126 290 Comment
  RSA0041781  Malacothamnus fasciculatus Mark L. Hoefs 1995-5-23 2080 Los Angeles Santa Catalina Island: Near Middle Canyon Road, just below Eagles Nest Lodge. 121 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
  UC198501  Malacothamnus marrubioides Katharine Brandegee Los Angeles Comment
  RSA0091197  Malacothamnus orbiculatus Bonnie C. Templeton 1952-6-19 s.n. Los Angeles Bouquet Canyon. Comment
  CAS-BOT-BC345324  Malacothrix californica Geo. B. Grant 1902-5-1 745 Los Angeles Unspecified 304 Comment
  SBBG121833  Malacothrix clevelandii A. Parikh, N. Gale 2005-6-17 785 Los Angeles Portal Ridge, 1.6 km NNE of intersection of N2/Johnson Rd, 2.1 km E of intersection of N2/Munz Ranch Rd 1135 Comment
  UC565546  Malacothrix coulteri Herbert L. Mason 1926-4-26 3008 Los Angeles Little Rock Creek Mohave Desert Comment
  RSA597447  Malacothrix foliosa Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5241 Los Angeles San Clemente Island: Southeast end of island; first un-named canyon S of Snake Cactus Canyon (drainage beginning 1420 feet due W of Guds) 152 Comment
  UC557744  Malacothrix foliosa Nell Murbarger May, 1936 164 Los Angeles e and n sides of island San Clemente Island Comment
  POM19203  Malacothrix glabrata P. A. Munz 1923-5-27 6902 Los Angeles San Gabriel Mountains, Pallett Creek Comment
  RSA719094  Malacothrix saxatilis Naomi Fraga 2001-5-27 48 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. UTM: 376696N 423388E. Comment
  CAS-BOT-BC347913  Malacothrix saxatilis var. tenuifolia John Thomas Howell 1931-6-6 6667 A Los Angeles 17 miles s. of Sandberg's Summit, Ridge Route Comment
  RSA3502  Malacothrix saxatilis var. tenuifolia C. B. Wolf 1932-5-9 3445 Los Angeles Pebbly Beach, Santa Catalina Island. 8 Comment
  RSA658404  Malacothrix saxatilis var. tenuifolia R. Aguayo 1992-5-22 8 Los Angeles 13.5 miles north of Interstate 210 in Azusa on State Hwy. 39 to gated road along West Fork. San Gabriel River 1.1 miles west of gate, roadside. 883 Comment
  UCSB7158  Malacothrix saxatilis var. tenuifolia McElwain, Isabelle 1953-3-21 Los Angeles Sea cliffs, Point Dume Comment
  RSA0084784  Malosma laurina R. G. Swinney 2010-6-23 13317 Los Angeles Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin. 341 Comment
  RSA386411  Malosma laurina Robert Gustafson 1980-7-9 1807 Los Angeles Ballona Wetlands, Area 3. Comment
  UC869599  Malosma laurina Ira W. Clokey, B. Templeton June 1928 4588 Los Angeles Mandeville Canyon Santa Monica Mts., Mandeville Canyon 300 Comment
  RSA0087068  Malva parviflora R. G. Swinney 2010-5-4 12525 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  RSA649000  Malva parviflora Scott Lowe 1991-4-20 8 Los Angeles San Gabriel River channel, about 100 m. south of Valley Boulevard bridge, city of El Monte. Comment
  RSA670663  Malvastrum orbiculatum Anstruther Davidson 1920-06 3369 Los Angeles Acton. Comment
  POM307069  Malvella leprosa Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1937 Los Angeles Near Walnut, roadside. Comment
  UCR192526  Marah fabacea A. C. Sanders 2008-4-10 34786 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  LA99087  Marah macrocarpa Harlan Lewis; 1940-2-4 1065 Los Angeles Santa Monica Mountains, Saddle Peak 609 Comment
  RSA441005  Marah macrocarpa M. B. Dunkle 1939-11-24 7352 Los Angeles San Clemente Island: east coast summit Comment
  UCR129389  Marah macrocarpa var. major B. C. Templeton 1968-2-25 11394 Los Angeles Channel Islands, Santa Catalina Island, near the isthmus 76 Comment
  RSA409824  Marrubium vulgare Chung-Hsin Chung 1931-5-8 s.n. Los Angeles Griffith Park. Comment
  UCSB51801  Marrubium vulgare Hodgson, John 1928-6-16 Los Angeles Near edge of Peace Valley meadow 944 Comment
  SFV22058  Meconella denticulata V. Soza, L. Gross, B. Hogshead 2001-4-18 1155 Los Angeles Verdugo Mountains Verdugo Mountains. Ridgetop above McDonald Creek. North-northwest-facing, steep, open slope. 412 Comment
  HSC14981  Medicago polymorpha Gerald T. Rood 1962-4-20 26 Los Angeles 21905 Redbeam Ave., Torrance, on E side of lot. 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
  CHSC35496  Melica imperfecta James Henrickson 1979-5-18 18138 Los Angeles Ca 1 mile N of Valencia, E of College of the Canyon between Valencia and McBean Parkway. 426 Comment
  RSA526630  Melica imperfecta Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4200 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA6050  Melica imperfecta C. B. Wolf 1932-10-3 4213 Los Angeles Santa Catalina Island. About 1 1/4 mile from Wrigley Drive on road to Renton Mine (head of right fork of Pebbly Beach canyon) 305 Comment
  SBBG106884  Melica imperfecta M. L. Hoefs, R. F. Thorne 1996-4-6 2606 Los Angeles Pebbly Beach 6 Comment
  UCD87787  Melica imperfecta A. A. Beetle 1946-4-20 4741 Los Angeles Palos Verdes Hills, near Los Angeles. Comment
  UCR219821  Melica imperfecta R. G. Swinney 2009-4-16 10370 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel fire road, Van Tassel Canyon 439 Comment
  UCR270799  Melica imperfecta R. G. Swinney 2010-4-13 12197 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  SEINET10599451  Melica imperfecta Betty Venrick 1961-5-11 Venrick 572 Los Angeles Rancho Santa Ana Botanical Gardens. San Gabriel Mt. Range. Chaparral. 335 Comment
  RSA623823  Melica stricta Arthur R. Kruckeberg 1940-6-3 5004 Los Angeles Islip, Buckhorn Trail 2073 Comment
  RSA795204  Melilotus albus Jane Tirrell 2012-8-3 LS 0143 Los Angeles South side California State Route 2, approx. 100 ft. east of turnout at mile marker 67.7. 2308 Comment
  SFV16230  Melilotus albus L. Peralta 1996-5-13 s. n. Los Angeles Orcas Park off Orcas Road, about 2 miles south. Comment
  SDSU5070  Melilotus indicus Gerald Collier 1951-4-2 3684 Los Angeles Parking lot just north of new art building, UCLA Campus. Comment
  UCSB72213  Mentzelia affinis Blakley, E. 1958-5-9 Los Angeles Hills 2 miles east of Gorman 1097 Comment
  RSA446852  Mentzelia dispersa George B. Grant 1906-6-15 s.n. Los Angeles Summit of Mt. Wilson 1829 Comment
  UC138555  Mentzelia laevicaulis var. laevicaulis C. F. Baker 1903-8-2 3452 Los Angeles near Claremont; San Antonio Canyon Comment
  SBBG33680  Mentzelia micrantha V. Soza, S. Boyd 2002-4-10 1390 Los Angeles ridge above E fork of Haskell Cyn, ridge just W of Del Sur Ridge, approx 2 mi NW along Coarse Gold Cyn fire rd from Bouquet Cyn. 655 Comment
  RSA446761  Mentzelia micrantha Fordyce Grinnell Jr. 1910-05 s.n. Los Angeles Arroyo Seco, near Pasadena Comment
  RSA642038  Mentzelia micrantha Orlando Mistretta 1993-6-28 904 Los Angeles San Gabriel Mountains: Angeles National Forest. Table Mountain; Sunrise ski area. Comment
  RSA446796  Mentzelia montana Anstruther Davidson 1904-06 2798 Los Angeles San Gabriel Mountains: Mt. Wilson. Comment
  RSA0077368  Mentzelia veatchiana Orlando Mistretta, Christine Mistretta 2005-4-21 2067 Los Angeles San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  RSA314606  Mentzelia veatchiana Robert F. Thorne, C. W. Tilforth 1973-4-20 43046 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  UCR184102  Mentzelia veatchiana A. C. Sanders, T. B. Salvato 2007-4-24 33475 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
  UCR186561  Mentzelia veatchiana A. C. Sanders 2006-4-25 32201 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  RSA0034485  Mentzelia veatchiana Kim Baird 1972-5-12 s.n. Los Angeles North State Hwy 14. East on Pearblossom Hwy. So. 130rd St. 624 Comment
  SFV12658  Mesembryanthemum crystallinum M. H. Grayum, D. L. Koutnik, B. Balch 1977-11-27 901 Los Angeles Malibu, near Malibu Creek just above Pacific Coast Highway bridge. 3 Comment
  RSA526535  Mesembryanthemum crystallinum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4273 Los Angeles San Clemente Island: Upper reaches of China Canyon, S end of island, W side. Comment
  RSA402629  Mesembryanthemum nodiflorum F. R. Fosberg 1931-7-12 S- 5389 Los Angeles Bird Rock, Santa Catalina Island. Comment
  CAS-BOT-BC435290  Mesembryanthemum nodiflorum Robert F. Thorne 1970-3-6 39397 Los Angeles Santa Catalina Island: Indian Rock in Emerald Bay 15 Comment
  POM021787  Micropus californicus Fay A. MacFadden 1930-6-1 2176 Los Angeles Verdugo Mountains: La Tuna Canyon. Comment
  POM18206  Microseris lindleyi P. A. Munz 1923-4-10 6732 a Los Angeles Grassy slope S of Lemon Tank, San Clemente Island 244 Comment
  UCSB23321  Microsteris gracilis Keefe, Joseph 1967-2-17 Los Angeles Hungry Valley Road; 1 mile south of U.S. Highway 99; southwest of Gorman 1158 Comment
  RSA439236  Mimulus aurantiacus R. J. Tinkler 1969-6-28 s.n. Los Angeles Angeles Crest Highway. Comment
  LA209157  Mimulus aurantiacus var. pubescens S. F. Blake; 1910-7-23 434 Los Angeles Los Angeles Comment
  RSA273209  Mimulus aurantiacus var. pubescens Glenn A. Gorelick 1966-4-5 s.n. Los Angeles Along trail in sun, Ferndell Trail to Griffith Park Observatory, Griffith Park. Comment
  UC886334  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-4-17 S 4497 Los Angeles Hamilton Beach Santa Catalina Island 2 Comment
  UCR142496  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-4-2 S- 4451 Los Angeles Channel Islands, Hamilton Canyon, near Avalon, Santa Catalina Island 200 Comment
  UCD122471  Mimulus bigelovii R. A. Schlising 1968-4-12 2881 d Los Angeles SE of Pearlblossom; Fort Tejon Road near 165th Street. Comment
  RSA408174  Mimulus brevipes Robin S. Collins 1973-4-9 238 Los Angeles Angeles National Forest, San Gabriel Mounts: Trail Canyon. 610 Comment
  UCR200170  Mimulus brevipes Valerie Soza, Laura A. Moore 2000-5-10 855 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines to peak ''1936' 579 Comment
  UCR263280  Mimulus brevipes Anuja Parikh, Nathan Gale 2012-5-9 3589 Los Angeles Transverse Range: San Gabriel Mountains, 0.8 km north of the West Fork San Gabriel River, 1.4 km east of Shortcut Canyon 1106 Comment
  CSUSB1898  Mimulus brevipes Keith Thompson 1969-11-15 Los Angeles Cedar Springs 1158 Comment
  UC1250444  Mimulus brevipes Isabelle Tavares and Valera Brinson 1962-4-16 255 Los Angeles 3 mi s Bouquet Canyon Guard Station (Bouquet Canyon road) Comment
  RSA776476  Mimulus breweri Jane Tirrell, Graham Bothwell 2011-7-28 LS- 38 Los Angeles Lily Spring 2462 Comment
  UC1870294  Mimulus cardinalis LeRoy Gross, Wayne Law 2000-8-8 254 Los Angeles Big Tujunga Wash/Verdugo Mountains Region.; E of Hansen Dam, entered at Orcas Ave, hiked E of Orcas park along river (just N of Wentworth Street), but not as far as the Tujunga ponds. 324 Comment
  UCR259164  Mimulus cardinalis R. G. Swinney 2010-6-23 13365 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  POM246631  Mimulus floribundus F. R. Fosberg 1931-5-7 S- 4845 Los Angeles Santa Catalina Island. Cottonwood Canyon, rt. fork. 240 Comment
  UCR282583  Mimulus floribundus Dan S. Cooper 2017-6-8 617- 38 Los Angeles Santa Monica Mountains, 33182 Mulholland Hwy 526 Comment
  RSA732859  Mimulus fremontii R. G. Swinney 2001-5-17 7952 Los Angeles Bobs Gap, c. 1/4 mile north of Panorama Rd. on Bobs Gap Rd. 1232 Comment
  SEINET3079364 Image available Mimulus fremontii John S. Garth 1948-4-21 C- 2679 Los Angeles Littlerock. 762 Comment
  UCR16005  Mimulus fremontii var. fremontii Steve Stadler 1966-4-17 41766- 64 Los Angeles E side of San Gabriel Mtns., 0.5 mi. north of Mile High on road [N4] that connects Mile High with the Palmdale - Cajon Junction Road [Hwy 138] 1463 Comment
  LA209384  Mimulus guttatus Carl Epling; May 1926 sn Los Angeles Arroyo Seco Comment
  LA51862  Mimulus guttatus Peter H. Raven; David S. Verity 1960-5-7 15348 Los Angeles Santa Monica Mountains, Cornell Corners, just W of Cornell Corners 228 Comment
  RSA550412  Mimulus guttatus Tim S. Ross 1992-7-10 6674 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon and Wickiup Canyon. 967 Comment
  RSA535600  Mimulus johnstonii David M. Thompson 1986-6-7 494 Los Angeles 3.0 miles SE of Valyermo-Big Pines road along Big Rock Creek Road, NE side of road. 1390 Comment
  RSA589102  Mimulus moschatus Orlando Mistretta, Tim S. Ross, Carolyn Neal 1994-7-1 1397 Los Angeles San Gabriel Mtns; Santiago Canyon, Sheep Camp Spring, NW of summit of Pacifico Mountain. 1921 Comment
  RSA434686  Mimulus pilosus Anstruther Davidson 1901-08 1931 Los Angeles Rock Creek. Comment
  RSA0028702  Mimulus puniceus Dan Milojevich 1981-5-12 38 Los Angeles 80 feet S. of Workman Mill Rd. 1 mile from Peck intersection. Comment
  RSA332619  Mimulus rubellus Wayen E. Sawyer 22 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39, 1.6 mile from Dawson Saddle. 2302 Comment
  RSA617364  Minuartia douglasii Steve Boyd, Richard K. Brummitt, Laura Moore 1998-5-26 10229 Los Angeles Liebre Mountains region: Warm Springs Mountain, knoll northwest of summit along road into Necktie Basin. 1133 Comment
  UCR189254  Minuartia douglasii R. G. Swinney 1998-5-16 6090 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, Mescal Highlands, 0.9 mile west of 237th St. East at Panorama Way, 2.3 mi. S of Ft. Tejon Rd. 1402 Comment
  RSA643146  Minuartia nuttallii subsp. gracilis Orlando Mistretta 1993-6-24 888 Los Angeles San Gabriel Mountains: Devils Backbone Ridge. 2453 Comment
  PASA599  Mirabilis californica Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  SFV9162  Mirabilis laevis J. Turner, F. M. Ball 1963-4-3 s. n. Los Angeles San Gabriel Valley La Verne. Steep roadbank near Puddingstone Reservoir. 305 Comment
  CAS-BOT-BC434641  Mirabilis laevis var. crassifolia John I. Carlson 1918-5-7 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  UC1922006  Mirabilis multiflora Scott D. White, Pam DeVries 2006-5-10 11422 Los Angeles SE TEHACHAPI MTNS.: Gorman area, valley & slopes along Gorman Creek, NE of I-15 Fwy. and SW of Gorman Post Rd. Comment
  SBBG72008  Monardella australis F. R. Fosberg, J. Ewan 1931-8-12 Los Angeles trail to summit, Mt Islip 2438 Comment
  CHSC26257  Monardella exilis James Henrickson 1971-5-2 5539 Los Angeles 15 mi. E. of Palmdale. 853 Comment
  CAS-BOT-BC275282  Muhlenbergia microsperma John Thomas Howell 1928-2-9 3339 Los Angeles On trail between Sierra Madre and Santa Anita Canon, San Gabriel Mountains Comment
  RSA403577  Muhlenbergia microsperma Albert J. Perkins 1920-2-11 s.n. Los Angeles Glendora. Little Dalton Trail. Comment
Read comments
Jun 12 2014
  RSA603011  Muhlenbergia microsperma L. C. Wheeler 1931-2-20 s.n. Los Angeles Pomona: Ganesha Park. Comment
  UCD86844  Muhlenbergia microsperma F. W. Peirson 1927-3-20 7118 Los Angeles south of Malibu Lake. Comment
  UCR258704  Muhlenbergia microsperma R. G. Swinney 2010-3-22 12018 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  SBBG59560  Muhlenbergia richardsonis V. Duran 1933-7-20 3522 Los Angeles Buckhorn 1981 Comment
  RSA584908  Muilla maritima Timothy S. Ross 1992-5-8 6294 Los Angeles San Gabriel Mts: San Antonio Canyon; upper N side of Hog Back. 1183 Comment
  RSA518014  Muilla maritima Steve Boyd, Orlando Mistretta 1986-3-31 1550 Los Angeles Mojave Desert: Highway 138, 4 miles E of junction with Highway 18 NE of Pinyon Hills. Comment
  RSA728998  Nama demissa Gary D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1974 Los Angeles Fort Tejon Road. Comment
  SBBG33456  Nama demissa A. D. E. Elmer -Jun-1902 Los Angeles Palmdale Comment
  POM4190  Nama stenocarpa L. R. Abrams 1899-04 340 Los Angeles Soldier s Home. Comment
  RSA377624  Narcissus tazetta Robert Gustafson 1981-3-18 2130 Los Angeles Ballona Wetlands, Area 3. Comment
  POM1036B  Nassella cernua I. M. Johnston 1917-6-10 1300 Los Angeles Near Mesmer. 30 Comment
  RSA187910  Nassella cernua R. F. Thorne 1966-4-29 36303 Los Angeles Santa Catalina Island: hillside along Airport Road before turn-off to Middle Ranch Canyon 457 Comment
  RSA702538  Nassella cernua Scott D. White 2004-5-5 10285 Los Angeles Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  RSA703766  Nassella cernua Gary D. Wallace, Ann Hiller 1983-5-18 2065 Los Angeles Dirt road W of Mt. Emma Rd. Comment
  SEINET193423  Nassella cernua F. W. Gould 1944-3-26 2176 Los Angeles N slopes of Palos Verdes Hills near Walteria Comment
  SFV21468  Nassella cernua L. Gross 2001-5-27 424 Los Angeles Verdugo Mountains Northwest side of mountains. Dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in Sun Valley, just west of mouth of McDonald Creek. A short distance going north up the ridge heading for the main crest. Comment
  UC777933  Nassella cernua Frank W. Gould 1944-3-26 2176 Los Angeles northern slopes of hills near Walteria; Palos Verdes Hills Comment
  RSA654022  Nassella lepida Valerie L. Soza, Laura Moore 2000-5-10 840 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
  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
  RSA0036176  Navarretia Bill Duval s.n. Los Angeles Montrose. Comment
  UCR169475  Navarretia hamata Kathleen Stockwell 2005-5-27 122 Los Angeles San Gabriel Valley, Claremont, vacant lot at SW corner of Montevista and Claremont Blvd 427 Comment
  POM158279  Navarretia hamata subsp. leptantha M. B. Dunkle 1928-5-12 1920 Los Angeles Empire Landing, Santa Catalina Island. 30 Comment
  RSA0106731  Nemacladus longiflorus var. breviflorus R. G. Swinney 2011-5-19 14791 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), near entrance gate to camp, 0.54 miles at 84 deg SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Colby Cyn. 1018 Comment
  UC1595345  Nemacladus pinnatifidus Tim Ross 1992-5-17 6362 Los Angeles 740 m distant mouth of Shoemaker Canyon (East Fork of the San Gabriel River); San Gabriel Mountains, East Fork of the San Gabriel River 713 Comment
  JEPS78508  Nemacladus ramosissimus Frank W. Peirson 1918-6-4 220 Los Angeles foothills e. of Rubio Canyon; San Gabriel Mountains 609 Comment
  SEINET7063582  Nemophila heterophylla A. G. Vestal 1947-4-8 s.n. Los Angeles Sierra Pelona Valley. UTM Zone 11, 379973mE, 3819635mN. (WGS84/NAD83). 835 Comment
  UCR185394  Nemophila parviflora A. C. Sanders, T. B. Salvato 2007-4-25 33547 Los Angeles Tehachapi Mtns., Oso Canyon near Kern Co. line, c. 0.1-0.2 mi. south of road on canyon bottom, c. 0.75 mi. east of powerlines 1220 Comment
  POM177155  Nemophila pedunculata Ralph Hoffmann 1931-6-6 s.n. Los Angeles Alamo Creek, orthern Los Angeles Comment
  UCR277144  Nicotiana attenuata R. G. Swinney 2011-6-15 15209 Los Angeles San Gabriel Mountains, Chilao Flat, north of south entrance road to Chilao Flat Campground, 0.1 mile west of Angeles Crest Hwy 1631 Comment
  LA51856  Nicotiana glauca M. Epling; Carl Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  SBBG17996  Notholaena californica E. R. Blakley 1963-4-7 5510 Los Angeles Middle Ranch Cyn, 1 mi below Eagle's Nest 60 Comment
  UCSB62252  Notholaena californica Kiefer, Lawrence 1966-6-12 Los Angeles San Gabriel Mtns, E fork of San Gabriel River, bluff N-side of river, ca. 3/4mi E of junction of the E fork and Glendora Mtns. Roads 2377 Comment
  SBBG61334  Oenothera californica subsp. californica R. Hoffmann 1927-6-14 Los Angeles Chandler's Comment
  SDSU21101  Oenothera californica subsp. californica Ian Cain, Bruce Lund 2010-5-10 1411 Los Angeles North west of Lancaster. Just west of intersection of 130th Street West and Highway 138 778 Comment
  RSA589175  Oenothera californica subsp. californica Tim S. Ross 1991-4-27 4679 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
  UCSB23981  Oenothera californica subsp. californica Jensen, Karen 1965-5-1 Los Angeles Road divider, U.S. Highway 99, south of Gorman 914 Comment
  RSA75430  Oenothera laciniata F. W. Peirson 1922-6-14 3093 Los Angeles 1085 New York Drive, Altadena. Comment
  RSA0119517  Opuntia basilaris var. basilaris R. G. Swinney 2014-4-18 16115 Los Angeles San Gabriel Mountains - desert slopes; s.w. of town of Littlerock, 1.4 miles e. of Cheseboro Rd., 100-300 m. south of Calif. Aquiduct, west of Little Rock Siphon and Little Rock Wash, coord. taken from center of survey area. 896 Comment
  POM278513  Opuntia basilaris var. treleasei H. G. Rush 1950-5-12 134 Los Angeles Desert side of Big Pines Recreation Area, along Highway, San Gabriel Mountains 1828 Comment
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Feb 4 2019
  RSA439555  Opuntia oricola Edwin Kline 1924-6-9 s.n. Los Angeles Mountains of Los Angeles. Comment
  POM285262  Opuntia vaseyi Lyman Benson 1953-6-3 15131 Los Angeles Southeast of Indian Hill, Claremont. 427 Comment
  RSA0103471  Orobanche fasciculata R. G. Swinney 2011-5-10 14650 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, along Ecology Loop Trail from Nature Center to 0.65 miles to the east 488 Comment
  UCR127031  Orobanche fasciculata A. C. Sanders, Mark A. Elvin 2003-6-18 26946 Los Angeles Santa Susana Mountains, Western Transverse Range, around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon 1037 Comment
  CAS-BOT-BC502899  Orobanche fasciculata Louis C. Wheeler 1973-5-3 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon Comment
  RSA402054A  Orthocarpus purpurascens Reid V. Moran 1941-2-28 657 Los Angeles Santa Catalina Island, Johnson's Valley 100 Comment
  SEINET10920905  Oryza sativa Heidi H. Schmidt 1999-10-10 Schmidt 3912 Los Angeles City of Santa Monica. Wild Oats Community Market: 500 Wilshire Blvd.: Santa Monica, CA: 90401: (310) 395-4510 - phone. 50 Comment
  POM353414  Oxalis albicans subsp. californica C. Epling, Lincoln Ellison 1929-3-30 s.n. Los Angeles Topango Canyon. Comment
  POM306248  Oxalis corniculata Henry J. Ramsey, Henry J. Ramsey 1938-1-9 1372 Los Angeles Altadena, North Craig Avenue Comment
  RSA250332  Oxytheca parishii var. parishii Robert F. Thorne, Larry E. DeBuhr 1972-8-18 42257 Los Angeles San Gabriel Mts., Angeles National Forest: ridge running E from peak of Mt. Islip. 2409 Comment
  LA29132  Paeonia californica Mary V. Hood; 1936-3-5 36 1 Los Angeles Santa Monica Mountains, Higgins Canyon Comment
  RSA0083118  Paeonia californica R. G. Swinney 2010-3-10 11839 Los Angeles FS Road 3N59 (Santa Clara Truck Trail), west of Whitney Canyon, 0.2-0.5 mi. ESE of ride-share parking lot at Hwy 14 and Newhall Ave. 470 Comment
  UCR197183  Paeonia californica Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 659 Los Angeles Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. southsouthwest of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 579 Comment
  RSA0055079  Paeonia californica Jim Shevock 1970-3-16 39 Los Angeles San Gabriel Mountains. 365 Comment
  UC9344  Paeonia californica G. Survey 1861-2-14 188 Los Angeles Sierra Sta. Monica Comment
  RSA463694  Pancratium maritimum A. C. Sanders 1987-7-22 7156 Los Angeles El Segundo Dunes, immediatly W of L.A. International Airport and Pershing Drive, E of Vista Del Mar Boulevard. 30 Comment
  RSA248881  Parapholis incurva R. F. Thorne 1973-4-12 42927 Los Angeles San Clemente Island, Pyramid Cove at S end of island. 3 Comment
  SD51865  Parapholis incurva Peter H. Raven 1962-4-10 17187 Los Angeles San Clemente Island; along banks of ditch, in grassy field above the barracks, Wilson Cove 106 Comment
  UCD88608  Parapholis incurva Brandegee Date Unknown s.n. Los Angeles Catalina Island. 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
  UC557775  Parietaria hespera var. hespera Nell Murbarger May 1936 201 Los Angeles e side San Clemente Island Comment
  UCR130586  Parietaria hespera var. hespera R. E. Riefner Jr. 2000-8-29 00- 756 Los Angeles Western Transverse Range; Verdugo Mtns., La Tuna Canyon, Verdugo Mtns. Conservancy Park, second canyon at picnic stop along La Tuna Canyon Rd. 2.5 miles south of 210 Freeway exit 462 Comment
  IRVC28724  Parthenocissus vitacea A. C. Sanders, Mark A. Elvin 2002-8-26 25588 Los Angeles 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" Northeastern Santa Susana Mtns./Santa Clara River Watershed 305 Comment
  UCR206142  Paspalum dilatatum R. G. Swinney 2008-5-30 8914 Los Angeles San Gabriel Mtns., San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
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Dec 3 2009
  RSA714977  Passiflora caerulea A. C. Sanders 2003-5-22 26815 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel. 171 Comment
  POM246600  Pectocarya linearis subsp. ferocula F. R. Fosberg 1931-3-27 54404 Los Angeles Hamiltons Canyon, Santa Catalina Island 150 Comment
  RSA177783  Pectocarya linearis subsp. ferocula R. F. Thorne, P. Everett 1965-5-11 34670 Los Angeles near road to Hay Press; Santa Catalina Island 457 Comment
  HSC3752  Pectocarya penicillata C. E. Fellows 1965-4-19 10 Los Angeles Community of Llano, SW corner at intersection of Hwy. 138 and Victorville cutoff; high, S Mojave Desert Comment
  RSA599786  Pectocarya penicillata Steve Boyd, Lauren Raz 1997-3-25 9279 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  UC25018  Pectocarya penicillata Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  UCR214047  Pectocarya penicillata A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37973 Los Angeles Tehachapi Mountains, Crane Canyon, 1.0 mi. SE (144 deg. ) of Castac Lake, 1.7 mi. NE (43 deg. ) of Gorman, just S of Kern Co. line 1189 Comment
  UCR190792  Pectocarya setosa R. G. Swinney 2001-4-18 7924 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, east end of Holcomb Ridge at Bobs Gap 1280 Comment
  CLARK-A1528-3090  Pellaea andromedifolia J. A. Harpel 1981-3-7 Los Angeles San Gabriel Mountains 609 Comment
  RSA686733  Pellaea andromedifolia Alva Watry 1931-5-17 s.n. Los Angeles Mint Canyon Comment
  RSA686744  Pellaea andromedifolia M. B. Dunkle 1932-1-31 2865 a Los Angeles Catalina Island Comment
  SFV70  Pellaea andromedifolia K. A. Wilson, D. E. Bianchi 1961-2-2 822 Los Angeles San Gabriel Mountains Placerita Canyon, Placerita Road. Small, shaded gully 2 miles east of Route 6. 490 Comment
  UCD137562  Pellaea andromedifolia unknown collector 1923-5-22 260 Los Angeles Eaton Canyon Trail over Oak Flat. Comment
  RSA787610  Pellaea andromedifolia M. B. Dunkle 1928-4-21 1881 Los Angeles Santa Catalina Island: Renton Mine Hill. 335 Comment
  RSA686906  Pellaea mucronata Albert J. Perkins 1913-2-23 s.n. Los Angeles Mt. Wilson Trail. Comment
  CAS-BOT-BC71337  Pellaea mucronata Louis C. Wheeler 1967-5-23 9686 Los Angeles San Gabriel Mountains: At mouth of Bear Canyon, off Soledad Canyon 579 Comment
  CHSC100408  Pellaea mucronata var. californica John Dittes; Josephine Guardino 2008-2-23 1506 Los Angeles Western Transverse Ranges; San Gabriel Mtns.; Aliso Cyn; ca. 6.5 air-miles SE of Acton, ca. 2.6 air-miles N of Mill Creek Summit, 1.1 air-mile S x SE of Angeles Forest Highway and Santiago Truck Trail intersection. 1197 Comment
  LA94165  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-3-19 1746 Los Angeles SANTA MONICA MOUNTAINS, Trancas Canyon, ca 3 mi from mouth. 304 Comment
  RSA0085334  Pennisetum setaceum R. G. Swinney 2010-4-1 12161 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  SD181749  Pennisetum setaceum LeRoy Gross, V. Soza, N. Gilbert 2000-10-18 284 Los Angeles Verdugo Mountains; Chandler Fire Road, above locked gate at corners of Olivia Terrace and Edmore Street, Sun Valley 366 Comment
  RSA716883  Penstemon X dubius LeRoy Gross, Valentin Arvizu 2006-5-31 2470 Los Angeles Forest Service road surveys; Along Santa Clara Road (3N17.6) from Magic Mountain to a short distance pass (east) of Indian Canyon Road (4N37). 1321 Comment
  RSA730077  Penstemon centranthifolius R. G. Swinney 1999-6-5 7242 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
  RSA650286  Penstemon centranthifolius Ken Chapman, Glenn Harthorn, Don Lage 1949-4-16 s.n. Los Angeles Lake Hughes. Found on hillside above Lake Hughes. 999 Comment
  UCD124088  Penstemon centranthifolius Kenneth A. Wilson 1961-3-11 991 Los Angeles San Francisquito Canyon; 3 miles south of Green Valley. Comment
  RSA408037  Penstemon grinnellii subsp. grinnellii V. V. Giles 1936-7-5 248 Los Angeles Road 7 miles below Crystal Lake. Comment
  RSA408044  Penstemon grinnellii subsp. grinnellii Fordyce Griffiths Jr. 1911-06 3492 Los Angeles San Gabriel Mountains. Comment
  RSA578330  Penstemon grinnellii var. scrophularioides Tim S. Ross, Steve D. Boyd 1994-5-4 7647 Los Angeles Vicinity of Grass Mountain: ridge descending ESE from the north summit of Grass Mtn - Leona Divide Truck Trail. 1274 Comment
  SEINET12272291  Penstemon heterophyllus I. W. Clokey, Templeton, B. 1929-1 4522 Los Angeles Mandeville Canyon, Santa Monica Mts 500 Comment
  CAS-BOT-BC523914  Penstemon heterophyllus var. australis Mitch Provance 2009-6-24 0609 -2 Los Angeles Western Transverse Range: about 5 mi SE of Pyramid Lake, c. 0.5 mi SE of Whitaker Summit on Golden State HIghway, adjacent to I-5 820 Comment
  RSA407918  Penstemon heterophyllus var. australis N. C. Cooper 4211 Los Angeles Angeles Crest Highway. 1067 Comment
  UCR150390  Penstemon rostriflorus L. C. Wheeler 1967-9-4 10653 Los Angeles Transverse Ranges; San Gabriel Mtns, Pine Mountain Ridge 2241 Comment
  RSA0070817  Pentagramma triangularis T. S. Ross, Steve Boyd 1990-5-31 2742 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  SBBG131717  Pentagramma triangularis S. A. Junak 1999-5-22 SCa 1006 Los Angeles end of Goat Harbor, W fork of cyn 54 Comment
  RSA0060340  Pentagramma triangularis L. C. Wheeler 1931-4-8 s.n. Los Angeles San Gabriel Mountains: San Dimas Canyon. Comment
  RSA0070768  Pentagramma triangularis Ron Martinolich 1991-5-16 79 Los Angeles Los Angeles, Griffith Park, Bee Rock Trail, from trailhead of lower, eastern end, west along trail about 0.4-0.5 mile, at sharp left turn south, on bank west of trail. Comment
  RSA687396  Pentagramma triangularis subsp. triangularis M. B. Dunkle 1928-4-10 1832 Los Angeles Santa Catalina Island, Johnson's Canyon. 61 Comment
  SEINET5767576  Peritoma arborea A. A. Heller 1908-6-19 8956 Los Angeles Santa Catalina Island, near Avalon Comment
  LA204543  Peritoma arborea var. globosa John O'Leary; 1974-5-17 285 Los Angeles near junction of Highway 138 and road leading up to Gorman, 5 mi. NW of Bald Mtn 1005 Comment
  RSA515113  Perityle emoryi Aaron Liston, Orlando Mistretta, L. Rieseberg 1989-4-28 795 -7 Los Angeles San Clemente Island, China Canyon, central branch, S end of island. Comment
  RSA5355  Petalonyx thurberi subsp. thurberi Carl B. Wolf 1932-10-19 4350 Los Angeles Mint Canyon, 8 mi. above Saugus. 427 Comment
  RSA587464  Phacelia affinis Orlando Mistretta 1995-4-11 1616 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
  RSA772516  Phacelia austromontana R. G. Swinney 2009-5-20 10847 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  SBBG87689  Phacelia brachyloba S. Boyd with T. Elias 1987-4-14 2067 Los Angeles Pine Mtn and Silver Mtn [between], S of Rincon-Red Box Rd, N of Glendora Comment
  SFV16027  Phacelia brachyloba A. M. Orcino, A. Sutton 1994-5-14 22 Los Angeles Santa Monica Mountains Calabasas. Stunt High Trail, 1 mile east on Stunt Road from junction with Mulholland Highway. 796 Comment
  RSA11007  Phacelia cicutaria var. hispida Carl B. Wolf 1928-4-1 1622 Los Angeles Santa Susanna Pass, 0.5 miles from summit. 457 Comment
  RSA3742  Phacelia cicutaria var. hispida Carl B. Wolf 1932-5-11 3567 Los Angeles Santa Catalina Island. Point west side of Fourth O July Cove. 30 Comment
  RSA658859  Phacelia cicutaria var. hispida J. C. Roos 1947-5-17 3627 Los Angeles Placerita Canyon east of Newhall. Comment
  RSA660094  Phacelia cicutaria var. hispida Orlando Mistretta 1992-6-12 544 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  UCR280771  Phacelia cicutaria var. hispida R. G. Swinney 2014-5-19 16586 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  RSA427639  Phacelia cicutaria var. hispida H. L. Bauer 1931-6-1 s.n. Los Angeles Foothills of Topango Mountains. Comment
  UC575006  Phacelia cicutaria var. hispida E. Lloyd 1933-4-13 Los Angeles Temescal Canyon Sta. Monica Mts. Comment
  SBBG122694  Phacelia cicutaria var. hubbyi A. Parikh, N. Gale 2009-5-21 2151 Los Angeles N side of Santa Susana Mtns, Newhall Ranch, between Potrero/Pico Cyns, 5.6 km W of Interstate 5, 1.4 km SW of Potrero Cyn 515 Comment
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Oct 9 2012
  SBBG65309  Phacelia ciliata M. N. Ackley -Feb-1926 411 Los Angeles near Lankershim 198 Comment
  UCR209478  Phacelia curvipes R. G. Swinney 2008-6-17 9027 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  PASA1380  Phacelia davidsonii Margaret Stason 1931-6-13 Los Angeles Chilao, San Gabriel Mts. Comment
  UC1971149  Phacelia davidsonii Louis C. Wheeler 1973-4-21 Los Angeles Foothills of San Gabriel Mountains: East fork Kentucky Springs Canyon Comment
  UC672435  Phacelia davidsonii Herbert L. Mason 1926-4-27 3029 Los Angeles Rock Creek San Gabriel Mountains Comment
  RSA74948  Phacelia distans F. W. Peirson 1921-5-20 4714 Los Angeles Little Rock Creek: north base of San Gabriel Mountains. 1006 Comment
  UCR50986  Phacelia distans A. C. Sanders, B. Pitzer, J. C. Lyman 1988-4-4 7770 Los Angeles Western Mojave Desert, Lancaster, near Quartz Hill, south of Ave L at 37th St. West 747 Comment
  RSA74984  Phacelia distans F. W. Peirson 1921-6-19 2825 Los Angeles North Fork of San Gabriel River. 1006 Comment
  RSA60724  Phacelia douglasii Frank W. Gould 1944-4-1 s.n. Los Angeles Playa Del Rey, near and south of Los Angeles County. Comment
  UC50447  Phacelia douglasii H. M. Hall Apr 1903 3778 Los Angeles Playa del Rey Comment
  SBBG108997  Phacelia floribunda S. A. Junak 1996-5-18 SCl 497 Los Angeles W side of island, at S end of Seal Cove, E of large offshore islet, just above coastal terrace 39 Comment
  POM346651  Phacelia fremontii Barry Burnell 1970-4-24 182 Los Angeles 3.2 miles south of Highway 138 on N4 1372 Comment
  RSA49443  Phacelia fremontii P. A. Munz 1949-4-26 13082 Los Angeles Near Phelan, Mojave Desert 945 Comment
  SBBG65068  Phacelia fremontii J. R. and R. C. Robbins 1930-3-29 Los Angeles Antelope Valley Comment
  SFV13270  Phacelia fremontii M. J. Thor 1983-4-16 172 Los Angeles Mojave Desert Palmdale, north of Little Rock, Mount Emma Road. West facing slope by roadside. 945 Comment
  RSA426155  Phacelia fremontii Bonnie C. Templeton 1932-6-1 5062 Los Angeles West Blue Ridge, Big Pines Park 2195 Comment
  RSA710381  Phacelia fremontii LeRoy Gross 2005-5-3 2193 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  UCR190545  Phacelia grandiflora R. G. Swinney 2000-6-19 7862 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  UCR194078  Phacelia imbricata R. G. Swinney, Dave Larson 1999-5-29 7218 Los Angeles San Gabriel Mtns., San Dimas Canyon, at waterfall in main fork c. 600 m north of confluence with East Fork 610 Comment
  POM3793  Phacelia imbricata subsp. bernardina P. A. Munz 1918-5-16 2256 Los Angeles Claremont. Comment
  RSA584491  Phacelia imbricata subsp. imbricata Tim S. Ross 1992-5-24 6420 Los Angeles Brown s Gulch: Draining to San Gabriel Canyon at base of San Gabriel Dam. 464 Comment
  JEPS1977  Phacelia imbricata subsp. patula F. W. Peirson 1918-6-30 165 Los Angeles Mt. Wilson San Gabriel Mts. (summit) 1752 Comment
  RSA209896  Phacelia imbricata subsp. patula Victor Duran 1933-7-25 3533 Los Angeles San Gabriel Mtns: Buckhorn 1982 Comment
  RSA74923  Phacelia imbricata subsp. patula F. W. Peirson 1921-6-16 2451 Los Angeles Summit of Mt. Waterman Ridge 2287 Comment
  UC284689  Phacelia imbricata subsp. patula I. Johnston 1917-7-1 1443 Los Angeles Browns Flat Comment
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Feb 8 2007
  RSA187965  Phacelia lyonii Robert F. Thorne 1966-4-5 35810 Los Angeles Santa Catalina Island. Along small stream in Middle Ranch Canyon below Stage Station SW of Eagles Nest. 76 Comment
  CAS-BOT-BC134020  Phacelia minor Carl Epling 1930-4-10 s.n. Los Angeles Santa Monico Mountains. Mandeville Canyon Comment
  POM49698  Phacelia minor L. R. Abrams 1901-4-7 s.n. Los Angeles Devil's Gate Comment
  UCR218006  Phacelia ramosissima A. C. Sanders, Dan S. Cooper 2010-8-5 38584 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  UC55299  Phacelia ramosissima var. austrolitoralis J. H. Barber 1898-8-7 Los Angeles Santa Monica Beach Comment
  LA81948  Phacelia ramosissima var. latifolia O. H. Kappler; 1943-5-23 466 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA587748  Phacelia tanacetifolia Tim S. Ross 1991-4-27 4709 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  SEINET7072906  Phacelia tanacetifolia A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Range Mountains southeast of Palmdale. Coordinate datum: WGS84/NAD83. (34? deg. 32' 24" North Latitude, -118? deg. 4' 47" West Longitude; UTM Zone 11, 400913mE, 3822375mN, Coordinate datum: NAD27.). Comment
  SEINET12280408  Phacelia tanacetifolia J. F. Bright, Wyman, C. 1933-1 8037 Los Angeles between Long Beach and Santa Monica Comment
  SEINET3091900 Image available Phacelia viscida var. albiflora Norman C. Cooper 1945-5-1 2199 Los Angeles Tapia Park area, Santa Monica Mountains. Comment
  POM356919  Phalaris minor H. L. Bauer 1929-3-20 s.n. Los Angeles Long Beach. Comment
  UC820508  Phalaris minor I. M. Johnston 1917-4-11 Los Angeles Nigger Slough Nigger Slough [Laguna Dominguez] (Southern California) Comment
  UCR56171  Philadelphus lewisii J. A. Adams 1963-5-9 19 Los Angeles San Gabriel Mtns., Little Dalton Canyon 366 Comment
  RSA435593  Pholisma arenarium Bonnie C. Templeton 1938-8-31 6514 Los Angeles Dune Ravine, El Segundo 10 Comment
  CAS-BOT-BC222550  Pholistoma auritum var. auritum Louis C. Wheeler 1932-4-2 551 Los Angeles Head of Mandeville Canyon, Santa Monica Mts. 487 Comment
  SD58173  Pholistoma auritum var. auritum Frank W. Peirson 1919-5-18 441 Los Angeles Monrovia Canyon. 381 Comment
  RSA715209  Pholistoma membranaceum Gary D. Wallace, M. Wallace, Z. Wallace 1982-4-24 1942 Los Angeles Fort Tejon Road. Comment
  RSA155819  Pholistoma racemosum Peter H. Raven 1962-5-21 17804 Los Angeles Santa Catalina Island, Upper Bullrush Canyon. 274 Comment
  UC6069  Phoradendron densum J. Burtt Davy May 9 1896-May 24 1896 2603 Los Angeles Antelope Valley, Leonis Valley Comment
  RSA608349  Phoradendron macrophyllum subsp. macrophyllum Louis C. Wheeler 1930-3-22 7 -b Los Angeles Santa Monica Mountains: Mandeville Canyon Comment
  RSA773599  Phoradendron pauciflorum R. G. Swinney 2009-6-24 11252 Los Angeles summit of Granite Mountain 1988 Comment
  POM354328  Phoradendron villosum A. Menke 1955-4-16 s.n. Los Angeles Upper San Francisquito Canyon. Comment
  RSA0072409  Photinia arbutifolia var. macrocarpa Knopf, Johnson 1930-1-30 s.n. Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  RSA651307  Phyla nodiflora Dolores Perez 1981-5-19 43 Los Angeles Frank G. Bonelli Regional County Park 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
  POM308926  Physalis philadelphica Kay H. Beach 1943-10-7 680 Los Angeles Weed in the Lysimeter area, Tanbark, San Dimas Experimental Forest, U. S. Forest. 762 Comment
  RSA640824  Physalis philadelphica Louis C. Wheeler 1930-10-20 s.n. Los Angeles Dr. Huntington's Grove: (vicinity of Claremont). Comment
  RSA655772  Pickeringia montana var. montana LeRoy Gross 2001-1-28 337 Los Angeles Verdugo Mountains, north side: Ridge between Engleheard and Henderson Canyons. 610 Comment
  RSA587192  Picris echioides Scott D. White 1995-12-5 37705 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  UCR280727  Pinus coulteri R. G. Swinney 2011-6-7 15106 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
  RSA384374  Pinus monophylla Albert J. Perkins 1919-5-30 s.n. Los Angeles Big Rock Creek, Antelope Valley. Comment
  UCR95172  Pinus monophylla Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8586 Los Angeles San Gabriel Mtns., upper West Fork Liebre Gulch along spur leading off along steep ridgeline west of Angeles National Forest Road 8N01, at a point 7.0 road miles from junction with 8N05 1204 Comment
  RSA382796  Piperia elongata George Henry Grinnell 1931-7-1 s.n. Los Angeles Seminole Mountain, near LA. Comment
  RSA382807  Piperia michaelii George Henry Grinnell 1929-4-15 s.n. Los Angeles Eagle Rock. Comment
  CAS-BOT-BC254414  Piptatherum miliaceum A. J. McClatchie 1896-8-20 1222 Los Angeles Near Los Angeles Comment
  UCR223331  Plagiobothrys R. G. Swinney 2009-5-27 10882 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  UCR184045  Plagiobothrys arizonicus A. C. Sanders 2007-4-19 33431 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  UCR280539  Plagiobothrys arizonicus R. G. Swinney 2014-4-10 16031 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
  CATA664  Plagiobothrys canescens Mark L. Hoefs 1991-4-23 1153 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  SBBG131928  Plagiobothrys canescens S. A. Junak 2000-5-19 SCa 1312 Los Angeles rd on SE side of Echo Lake 390 Comment
  UC76142  Plagiobothrys canescens Geo. B. Grant 996 Los Angeles Eagle Rock Canyon, So. California Eagle Rock Canyon Comment
  UCR94690  Plagiobothrys leptocladus A. C. Sanders, E. J. Lott 1993-5-6 13948 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  RSA724742  Plagiobothrys nothofulvus K. Dobry 1991-3-15 d- 413 Los Angeles San Gabriel Mts. Upper Elsmere Cyn Comment
  SBBG132114  Plantago erecta S. A. Junak 1996-4-12 SCI 303 Los Angeles upper E reaches of Horse Beach Cyn drainage 402 Comment
  UCR126892  Plantago erecta A. C. Sanders 2003-4-29 26167 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  RSA188084  Plantago erecta Robert F. Thorne 1966-4-28 36261 Los Angeles Santa Catalina Island. Water tank above Mausoleum, Avalon Canyon above road 183 Comment
  UCR194856  Plantago indica Kai T. Palenscar 2008-7-25 s.n. Los Angeles Southern Coast; San Gabriel Valley, city of Whittier, Whittier Narrows, south of Hwy 60 and west of Hwy 605, on the west side of Rosemead just after crossing the San Gabriel River 59 Comment
  RSA402058B  Plantago lanceolata D. A. Young 1969-4-3 P- 406 Los Angeles In a vacant lot S of Brea Canyon Road, near Diamond Bar. 244 Comment
  RSA747336  Plantago major R. G. Swinney 2005-8-5 8391 Los Angeles Big Rock Creek at Paradise Springs. 1439 Comment
  SBBG31209  Plantago major R. F. Thorne 1966-6-1 36485 Los Angeles of razed St. Catherine's Hotel, N of Avalon 4 Comment
  POM155890  Plantago major L. R. Abrams 1904-9-2 4172 Los Angeles Los Angeles River. Comment
  RSA526646  Plantago ovata var. insularis Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4219 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA601028  Platanthera leucostachys Louis C. Wheeler 1966-9-21 8913 Los Angeles San Gabriel Mountains. Lily Spring. 2470 Comment
  RSA703843  Platanus racemosa A. C. Sanders, Mark A. Elvin 2002-6-18 25140 Los Angeles NE end of Santa Susan Mtns.: Newhall Ranch, 'Sawtooth Ridge' area ca. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533. 366 Comment
  RSA498097  Platanus racemosa Louis C. Wheeler 1931-3-21 s.n. Los Angeles Foothills of San Gabriel Mountains. 1/2 mile of E Liveoak Canyon. 396 Comment
  CAS-BOT-BC91662  Platystemon californicus Geo. B. Grant 1901-4-1 1008 Los Angeles Garvanza. Comment
  CAS-BOT-BC91676  Platystemon californicus Cecil Hart 1927-4-10 s.n. Los Angeles Ridge route to Lancaster. Comment
  UC112899  Platystemon californicus C. F. Baker 1904-5-2 4731 Los Angeles hills near Claremont; hills near Claremont Comment
  LA94783  Plectritis ciliosa Henry J. Thompson; 1958-4-19 sn Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  POM96954  Plectritis ciliosa subsp. insignis Philip A. Munz 1925-4-23 9415 Los Angeles San Gabriel Canyon. 305 Comment
  UCR125258  Pluchea sericea A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25496 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
  UCR65244  Pluchea sericea F. R. Fosberg 1931-4-3 S- 04479 Los Angeles Channel Islands, Santa Catalina Island, Pebble Beach 2 Comment
  RSA484170  Poa Freda Detmers 1931-5-17 s.n. Los Angeles Along Highland Avenue Comment
  RSA133816  Poa annua P. H. Raven 1959-10-10 14616 Los Angeles Weed about plantings, University of California 130 Comment
  RSA592297  Poa annua L. C. Wheeler 1967-5-13 9548 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 262 Comment
  SEINET10517034  Poa annua H. Lewis 1941-3-19 Lewis UMO 46065 Los Angeles Faculty Hill, UCLA Campus. Comment
  RSA592894  Poa secunda L. C. Wheeler 1967-4-30 9224 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  UCR143120  Poa secunda F. R. Fosberg 1931-4-8 S- 4521 Los Angeles Channel Islands, Avalon Valley, Santa Catalina Island 60 Comment
  RSA0116198  Poa secunda Steven A. Junak 2000-4-15 SCa- 1205 Los Angeles Santa Catalina Island. On W side of road to Lone Tree, ca. 0.1 mi. from junction w/ Divide Road. 479 Comment
  CAS-BOT-BC236194  Poa secunda subsp. secunda Geo. B. Grant 1903-6-10 s.n. Los Angeles Summit of Mount Wilson 1828 Comment
  RSA0068432  Polygonum aviculare R. G. Swinney 2010-8-16 13541 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA607580  Polygonum aviculare subsp. aviculare Louis C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. and San Diego Fwy, between Sepulveda and 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.]. Comment
  RSA600358  Polygonum aviculare subsp. neglectum Steve Boyd, Lauren Raz 1997-5-28 9880 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
  RSA752287  Polygonum convolvulus Justin M. Wood 2009-7-25 1157 Los Angeles City of Claremont: Private residence on Ramona Ave, just SE of intersection of Arrow Highway and Mills Ave. 351 Comment
  RSA762332  Polygonum hydropiperoides R. G. Swinney 2008-11-30 9862 Los Angeles Azusa, San Gabriel River Channel, 1.2 mi. north of Foothill Blvd. at mouth of Fish Canyon. 204 Comment
  RSA0060470  Polygonum lapathifolium R. G. Swinney 2010-8-16 13545 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  LA94053  Polypodium californicum Lawrence L. Kiefer; 1966-3-6 1653 Los Angeles SANTA MONICA MOUNTAINS, Corral Canyon, ca 2 mi from canyon mouth. 304 Comment
  POM120122  Polypodium californicum Marcus E. Jones 1882-2-25 s.n. Los Angeles Pasadena. Comment
  SBBG38821  Polypodium californicum R. Moran 1941-2-2 598 Los Angeles Middle Ranch Comment
  CAS-BOT-BC71881  Polypodium californicum J. Von Loh 1978-1-4 3283 Los Angeles S. Clemente I., near Nots Pier 45 Comment
  CAS-BOT-BC71900  Polypodium californicum Geo. B. Grant 1900-4-15 s.n. Los Angeles Old Mt. Wilson Trail Comment
  UCSB62319  Polypodium californicum Kiefer, Lawrence 1967-6-4 Los Angeles San Gabriel Mtns., Devil's Canyon-Bear Canyon Wild Area, Little Mermaids Canyon, tributary to W fork of San Gabriel River, ca 1/8mi upstream 548 Comment
  UCSB62372  Polypodium californicum Kiefer, Lawrence 1967-4-9 Los Angeles San Gabriel Mtns., N of Pasadena, Upper Arroy Seco, ca. 1/2 mi up from confluence with Long Canyon 609 Comment
  UCSB62459  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  CATA1261  Polypogon monspeliensis Mark L. Hoefs, Douglas R. Hoefs 1995-6-29 2346 Los Angeles Santa Catalina Island: Near junction of Empire Landing Road and road to Two Harbors 207 Comment
  CATA1385  Polypogon monspeliensis Mark L. Hoefs 1995-9-7 2515 Los Angeles Santa Catalina Island: Upper Avalon Canyon near Wrigley Garden, southeast side [Rattlesnake Canyon] 144 Comment
  CATA1690  Polypogon monspeliensis Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-18 2985 Los Angeles Santa Catalina Island: Middle Ranch Reservoir 188 Comment
  RSA191376  Polypogon viridis R. F. Thorne, M. Z. Thorne 1967-7-19 37138 Los Angeles San Gabriel Mountains, Angeles National Forest, Crystal Lake Recreation Area; above junction of roads to Crystal Lake and Angeles Crest Highway 1555 Comment
  SBBG12980  Polypogon viridis E. R. Blakley 1962-10-5 5444 Los Angeles Cottonwood Cyn, 0.25 mi upstream from ocean 30 Comment
  RSA0081775  Polystichum imbricans R. G. Swinney 2010-8-9 13480 Los Angeles Big Santa Anita Canyon, Camp Sturtevant. 1049 Comment
  UCR261434  Polystichum imbricans Joseph Cahill 2011-1-22 111- 15 Los Angeles Transverse Range; San Gabriel Mountains, Angeles National Forest, along Glendora Ridge Rd. c. 2.5 miles from southwest of Mount Baldy Village 1216 Comment
  SDSU1628  Polystichum imbricans subsp. curtum Gerald Collier 1951-5-5 M 3 Los Angeles About 5 miles north of Santa Anita Dam. Comment
  UCR256581  Polystichum imbricans subsp. imbricans Anuja Parikh, Nathan Gale 2011-7-7 3550 Los Angeles Transverse Range; San Gabriel Mountains, Barley Flats, 4.2 km west of Shortcut Station, 1.1 km north of State Hwy 2 (Angeles Crest Hwy) 1667 Comment
  RSA693287  Polystichum imbricans subsp. imbricans G. R. Proctor 1944-2-27 786 Los Angeles Santa Anita Canyon Comment
  SEINET13297617 Image available Polystichum munitum R. G. Swinney 2011-1 15953 Los Angeles San Gabriel Mountains: confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. (Azusa 7.5' Q.) 634 Comment
  POM178120  Populus balsamifera subsp. trichocarpa Marcus E. Jones 1930-2-12 26534 Los Angeles San Antonio canyon Comment
  LA212147  Populus fremontii Elwood Fordham; 1951-4-20 s.n. Los Angeles Chatsworth Hills, near lake. Comment
  CDA20750  Portulaca oleracea Alfonso, Jerry T. 2006-10-12 PDR 1353134 Los Angeles N. Vincent Ave., Covina CA. Comment
  SBBG131553  Potamogeton S. A. Junak 1999-7-17 SCa 1064 Los Angeles NW side of Patrick Reservoir 411 Comment
  POM211784  Potamogeton illinoensis L. C. Wheeler 1933-10-22 2198 Los Angeles San Gabriel Mountains, Crystal Lake 1707 Comment
  RSA165683  Potentilla glandulosa subsp. nevadensis Wesley O. Griesel 1963-7-11 833 Los Angeles Big Pines, San Gabriel Mountains. 2073 Comment
  LA208114  Prunus fasciculata J. Sauer; E. Hobbs 1979-5-6 6078 Los Angeles Antelope Valley, Fort Tejon Rd near Juniper Hills Comment
  UC1536919  Prunus fasciculata Gordon H. True Jr. 1938-6-22 888 Los Angeles Valyermo Comment
  RSA9739  Prunus fasciculata var. fasciculata Louis C. Wheeler 1932-4-10 609 Los Angeles San Gabriel Mts., 3 mi. S of Vincent. 1067 Comment
  RSA600476  Prunus ilicifolia Steve D. Boyd, Lauren Raz 1997-4-30 9598 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  UCR95522  Prunus ilicifolia Steve Boyd, Lauren Raz 1996-10-8 8982 Los Angeles Liebre Mtns. Region, Plum Canyon southwest of Cruzan Mesa along Arline Road c. 2 miles west of junction with Sierra Highway in Mint Canyon 610 Comment
  IRVC28590  Prunus ilicifolia subsp. ilicifolia A. C. Sanders, Mark Elvin 2002-6-19 25187 Los Angeles Newhall Ranch, "Long Cyn." 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 335 Comment
  LA208107  Prunus ilicifolia subsp. ilicifolia C. B. Wolf; P. C. Everett 1937-10-19 sn Los Angeles Placerita Canyon, along Placerita Creek, 1 mi. E of Newhall 396 Comment
  CAS-BOT-BC154566  Prunus ilicifolia subsp. lyonii Peter H. Raven 1962-5-9 17643 Los Angeles San Clemente Island. Just north of Guds 198 Comment
  SBBG53311  Prunus ilicifolia subsp. lyonii D. M. Power 1972-11-11 Los Angeles head of first cyn S of Bryce Cyn Comment
  RSA641683  Prunus virginiana var. demissa Orlando Mistretta 1993-6-2 851 Los Angeles San Gabriel Mountains: Vicinity of Mt. Baden Powell. Near Vincent Gap; north slope of Mt. Baden Powell above Vincent Gulch. 2043 Comment
  RSA599180  Pseudognaphalium biolettii Scott D. White 1997-3-12 4768 Los Angeles NW of Zuma Beach, Encinal Canyon Rd. between Pacific Coast Hwy and Mulholland Hwy. 305 Comment
  SFV21014  Pseudognaphalium biolettii L. Gross 2003-3-7 758 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains. Verdugo Crestline Dr. (fire road) just north of the 210 Freeway. Entered on the west side at Topley Lane, off of Newhome Ave. in Sunland. Above road near top of ridge. 555 Comment
  UC468782  Pseudognaphalium biolettii C. F. Millspaugh 1920-1-12 4584 Los Angeles Wishbone Santa Catalina Island, Wishbone Comment
  UCR216751  Pseudognaphalium biolettii R. G. Swinney 2009-2-20 10012 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  CAS-BOT-BC356556  Pseudognaphalium biolettii John Thomas Howell 1928-3-20 3483 Los Angeles West of Vermont Canon [Canyon], Griffith Park, Los Angeles Comment
  POM358746  Pseudognaphalium biolettii E. S. Spalding 1924-4-27 s.n. Los Angeles Western & Vermont [Los Angeles] Comment
  LA103235  Pseudognaphalium californicum Barry A. Prigge; 1985-6-14 6395 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  CAS-BOT-BC357624  Pseudognaphalium stramineum Geo. B. Grant 1901-4-9 s.n. Los Angeles Avalon Comment
  SBBG79665  Pseudognaphalium stramineum F. R. Fosberg 1931-3-23 4338 Los Angeles Hamilton Cyn 15 Comment
  CAS-BOT-BC80070  Pseudotsuga macrocarpa G. B. Grant 1904-2-14 6125 Los Angeles Mt. Lowe Comment
  UCR194148  Psoralea californica A. C. Sanders 2008-4-25 35108 Los Angeles Transverse Range; Western San Gabriel Mtns., SLOPES WEST OF OLD LA LIEBRE RANCH, SOUTH OF HWY 138 1000 Comment
  UCR149809  Pteridium aquilinum Scott D. White 2004-4-23 10236 Los Angeles Los Angeles Basin, City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  RSA0011719  Pteris vittata Scott D. White 1997-5-8 5081 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir. 365 Comment
  CHSC100171  Pterostegia drymarioides John Dittes 2006-5-30 1377 Los Angeles Western Transverse Range; San Gabriel Mtns; Big Tujunga Canyon; ca. 3.7 air miles northeast of Verdugo Hills High School, ca. 2.5 air miles southwest of Condor Peak, ca. 2.5 air miles south x southeast of Mt. McKinley; slope above Trail Canyon Creek, north of Big Tujunga Rd. 528 Comment
  UCR259573  Pterostegia drymarioides R. G. Swinney 2010-4-1 12141 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  RSA596212  Purshia tridentata var. glandulosa Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3386 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  SD253541  Purshia tridentata var. glandulosa R. G. Swinney 2011-4-1 14301 Los Angeles San Gabriel Mountains/SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mile south of California Aqueduct, 20-200 m west of Cheeseboro Rd. (Palmdale 7.5'Q) 890 Comment
  UCR211800  Pyracantha crenatoserrata Valerie Soza, Monica Acosta 2001-6-28 1306 Los Angeles Transverse Ranges; San Gabriel Mountains, mouth of El Prieto Canyon, along FS Road 2N66, lower El Prieto trailhead 396 Comment
  CAS-BOT-BC45783  Quercus J. H. Thomas 1957-5-11 6746 Los Angeles About 2 miles NE of La Canada, near Angeles Crest Highway. Upper Sonoran Zone 609 Comment
  CAS-BOT-BC45788  Quercus S. B. Parish 1916-3-31 17060 Los Angeles Santa Catalina Island Comment
  SBBG131771  Quercus X macdonaldii S. A. Junak 1999-5-21 SCa 986 Los Angeles W side of Coffee Pot Cyn, just upstream from rd crossing 411 Comment
  CAS-BOT-BC45670  Quercus agrifolia Alice Eastwood 1906-5-27 132 Los Angeles Laurel Canyon Comment
  RSA0106773  Quercus agrifolia var. agrifolia R. G. Swinney 2011-11-3 15987 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
  RSA6261  Quercus berberidifolia Fay A. MacFadden 1931-08 3079 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  UCSB72068  Quercus berberidifolia Gross, LeRoy 2000-11-4 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way, east off La Tuna Canyon Road, Sun Valley 396 Comment
  CAS-BOT-BC62531  Quercus chrysolepis G. B. Grant 1897-12-5 s.n. Los Angeles Alpine Tavern, Mt. Lowe, San Gabriel Mts. Comment
  POM123327  Quercus chrysolepis Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  RSA0085502  Quercus chrysolepis R. G. Swinney 2010-9-9 13786 Los Angeles 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
  SD123900  Quercus chrysolepis Robert F. Thorne, M. Z. Thorne 1966-5-31 36430 Los Angeles Santa Catalina Island, south side of south fork of Fern Canyon, along north-facing slopes of ridge running from south end of Mt. Orizaba 487 Comment
  UCR272528  Quercus chrysolepis R. G. Swinney 2011-9-22 15684 Los Angeles San Gabriel Mountains, SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of 'Inspiration Cyn.' & Coldwater Cyn., near spring & watertank 1140 Comment
  CAS-BOT-BC86233  Quercus dumosa Le Roy Abrams 1901-4-3 1285 Los Angeles Santa Monica Mts. Comment
  CAS-BOT-BC86238  Quercus dumosa Le Roy Abrams; I. L. Wiggins 1931-7-4 323 Los Angeles Santa Catalina Island. White's Landing Comment
  CAS-BOT-BC86402  Quercus dumosa S. Y. Parnay s.n. Los Angeles Henninger's Flats Comment
  JEPS37349  Quercus durata Theodore Payne 1907-11-5 2 Los Angeles San Gabriel Canyon San Gabriel Mts. 609 Comment
  POM186315  Quercus lobata Louis C. Wheeler 1933-8-5 2050 Los Angeles Encino, S side San Fernando Valley. 229 Comment
  RSA0119004  Quercus lobata A. C. Sanders, T. B. Salvato 2007-4-25 33544 Los Angeles Tehachapi Mtns.: Oso Canyon near Kern Co. line, c. 0.1-0.2 mi. south of road on canyon bottom, c. 0.75 mi. east of powerlines. 1174 Comment
  UCR168193  Quercus lobata Lyman Benson 1946-10-16 12213 Los Angeles Transverse Ranges; Liebre Mtns., valley just south of second summit north of Castaic (= between 1st and 2 summits), U. S. 99 762 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
  SBBG77413  Quercus pacifica F. R. Fosberg 1932-5-5 8103 Los Angeles hill N of Avalon 40 Comment
  UCR143405  Quercus pacifica Reid Moran 1941-3-14 707 Los Angeles Channel Islands, Santa Catalina Island: Middle Ranch 200 Comment
  RSA188337  Quercus tomentella Robert F. Thorne, Thorne 1966-5-31 36432 Los Angeles Santa Catalina Island, ridge running from S end of Mt. Orizaba, S side of S fork of Fern Canyon 488 Comment
  RSA488004  Quercus tomentella Mark Hoefs 1974-10-3 583 Los Angeles Santa Catalina Island, lower Cape Canyon just above buffalo corrals 305 Comment
  SBBG43928  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles lower edge of grove, Pk 1942, directly S of White Rock and near Triangulation Pt "Alta" Comment
  UCD47603  Quercus wislizeni T. E. Weier 1941-6-26 s.n. Los Angeles California Live Oak. San Gabriel Mts. near Vincent, Calif. Comment
  RSA225688  Rafinesquia californica R. F. Thorne, A. C. Gibson 1971-5-22 39728 Los Angeles San Gabriel Mountains. Angeles National Forest. Fish Canyon. 274 Comment
  RSA774239  Rafinesquia californica R. G. Swinney 2009-5-5 10635 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  RSA584857  Rafinesquia californica Timothy S. Ross 1993-6-1 7360 Los Angeles Just NW of Chantry Flat along Upper Winter Creek Trail. 732 Comment
  UCR78118  Ranunculus californicus Wandalee Thompson 1964-1 38 Los Angeles Transverse Range; Liebre Mtns., White Oaks Ranch, Tweedy Lake, north of Elizabeth Lake/Pine Canyon Rd./N-2 1204 Comment
  SBBG31260  Ranunculus hebecarpus R. F. Thorne 1966-4-7 Los Angeles Cherry Valley 60 Comment
  UCR237896  Raphanus sativus Mark A. Elvin 2003-4-22 2531 Los Angeles Western Transverse Range, Newhall Ranch, bee site on open former oil well pad just east of Grapevine Mesa, S of Santa Clara River and Hwy 126, c. 4 mi. east of Ventura Co. line 314 Comment
  LA200329  Raphanus sativus Jonathan Sauer; H. N. Sauer 1969-5-30 4557 Los Angeles Santa Monica Mountains, Tuna Canyon, lower portion of canyon Comment
  UCSB2420  Raphanus sativus Philbrick, Ralph 1955-3-1 Los Angeles South of La Verne, Puddingstone Dam, San Jose Mts. Comment
  RSA549576  Rhamnus crocea Tim S. Ross 1991-3-10 4210 Los Angeles Claremont: Bernard Field Station, on E side of RSA 392 Comment
  CAS-BOT-BC59842  Rhamnus ilicifolia Timothy S. Ross; Steve Boyd 1991-4-25 4604 Los Angeles San Gabriel Mtns: lower Graveyard Canyon (which joins the lower e. fk. of the San Gabriel River at ca 1540' elev.) 530 Comment
  LA105067  Rhamnus ilicifolia Barry A. Prigge; 1988-7-3 8202 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  LA82207  Rhamnus ilicifolia O. H. Kappler; 1941-3-30 164 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  LA91486  Rhamnus ilicifolia Bruce Douglas Clayton; Greg Shaw 1972-4-11 87 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, on trail N of BDC peak, on section below Will Rogers Rd. 579 Comment
  RSA567267  Rhamnus ilicifolia Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3856 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  RSA590513  Rhamnus ilicifolia Tim S. Ross, W. Appleby 1993-5-20 7203 Los Angeles Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring. 915 Comment
  RSA651272  Rhamnus ilicifolia A. E. Hersh 1950-7-15 s.n. Los Angeles Topango [Topanga] Canyon about 3 miles from west end. 152 Comment
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May 29 2014
  UC1121854  Rhamnus ilicifolia G. T. Nordstrom 1935-3-23 393 Los Angeles 1.75 mi se Mouth of Bear Trap Canyon; Santa Barbara National Forest, Tejon Quad. 731 Comment
  POM126442  Rhamnus pirifolia George B. Grant 1906-9-1 s.n. Los Angeles Santa Catalina Island Comment
  SBBG39123  Rhamnus pirifolia C. H. Muller 1953-5-2 9664 Los Angeles upper end of Swain Cyn Comment
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Dec 1 2016
  SBBG41344  Rhamnus pirifolia M. R. Benedict 1970-6-29 Los Angeles coast rd W of Parson Landing Comment
  UC1302361  Rhamnus pirifolia Robert F. Thorne and P. C. Everett 1964-2-6 33301 Los Angeles Cherry Cove Santa Catalina Island 60 Comment
  UC592935  Rhamnus pirifolia C. B. Wolf 1932-5-10 Los Angeles Avalon Canyon, above the last almond orchard Santa Catalina Island 121 Comment
  JEPS673  Rhamnus tomentella subsp. cuspidata F. W. Peirson 1918-6-16 110 Los Angeles Rock Creek San Gabriel Mts. 1447 Comment
  POM2815  Rhamnus tomentella subsp. cuspidata I. M. Johnston 1917-8-22 1709 Los Angeles Prarie Fork of San Gabriel River, Lower Transition Zone. 1982 Comment
  RSA229032  Rhamnus tomentella subsp. cuspidata Robert F. Thorne, C. W. Tilforth 1971-6-29 40716 Los Angeles San Gabriel Mountains, Angeles National Forest: Aliso Creek at Tie Canyon where crossed by Angeles Forest Road. 1372 Comment
  RSA708718  Rhamnus tomentella subsp. cuspidata Scott D. White, Andrea Warniment 2005-9-9 11222 Los Angeles Tehachapi Mountains: Oso Canyon, ca. 1-2 air miles N. of Quail Lake. 1006 Comment
  UC224184  Rhamnus tomentella subsp. tomentella Munson and Hopkins 1889-7-3 Los Angeles Los Angeles Comment
  CAS-BOT-BC170463  Rhus integrifolia June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island Comment
  JEPS66245  Rhus integrifolia Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco; Los Angeles Comment
  CHSC34568  Rhus ovata Carole Gale 1979-5-12 10 Los Angeles Ca. 8mi. N. of Pasadena in Angeles National Forest, 10.5 mi. N. of junction with 210 H. wy. on Angeles Crest Highway in San Gabriel Mts. Comment
  RSA670156  Rhus ovata Joseph M. Keefe 2001-3-19 31161 -a Los Angeles San Rafael Mountains: Ravine 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, 91208. 466 Comment
  RSA785297  Rhus ovata Doris Bowers 1970-1-30 790 Los Angeles Topanga Canyon area - Greenleaf Canyon, just past bridge. 610 Comment
  UCR277402  Rhus ovata R. G. Swinney 2010-8-23 13575 Los Angeles San Gabriel Mountains, Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail 1090 Comment
  POM177971  Rhus trilobata var. pilosissima Joseph A. Ewan 1931-3-3 4050 Los Angeles East Fork Sepulveda Canyon. Comment
  RSA600587  Rhus trilobata var. quinata Steve Boyd, Lauren Raz 1997-4-30 9593 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine 866 Comment
  CAS-BOT-BC92277  Ribes amarum John Thomas Howell 1928-2-9 3332 Los Angeles San Gabriel Mountains. Santa Anita Canon [Canyon]. Comment
  RSA584017  Ribes amarum T. S. Ross 1991-4-25 4614 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  RSA748195  Ribes amarum Scott D. White, Justin M. Wood 2009-5-6 12653 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  SEINET234759 Image available Ribes aureum Scott D. White 1997-5-7 5068 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial below San Gabriel Mts. SW of I-210 Freeway E of Hansen Dam and N of W 335 Comment
  UC450873  Ribes aureum Fay A. MacFadden 1931-3-17 2 E Los Angeles Tuna Canyon Verdugo Hills Comment
  POM248  Ribes aureum var. gracillimum I. M. Johnston 1918-6-2 s.n. Los Angeles San Antonio Canon [Canyon] Wash (Between Upland and Claremont) 366 Comment
  RSA747048  Ribes aureum var. gracillimum R. G. Swinney 2008-4-16 8669 Los Angeles San Dimas, Spring Canyon. 341 Comment
  SBBG98199  Ribes aureum var. gracillimum F. A. M. 1931-3-17 Los Angeles Tuna Cyn Comment
  UCR205107  Ribes aureum var. gracillimum R. G. Swinney 2008-4-16 8669 Los Angeles San Gabriel Mtns., San Dimas, Spring Canyon 341 Comment
  POM293808  Ribes californicum var. hesperium Lyman Benson 1945-1-20 11588 Los Angeles Lower reservoir, San Gabriel River Canyon, San Gabriel Mt 305 Comment
  RSA476455  Ribes californicum var. hesperium Albert J. Perkins 1914-3-1 s.n. Los Angeles Santa Anita Canyon. Comment
  RSA85322  Ribes californicum var. hesperium F. W. Peirson 1919-1-5 300 Los Angeles Sawpit Canyon or Monrovia Canyon (the fruiting branch from Fish Canyon), south base of San Gabriel Mts. 457 Comment
  RSA788771  Ribes cereum Mark A. Elvin, M. Wall 1997-3-5 363 Los Angeles San Gabriel Mountains, off Mount Baldy Road 0.3 miles S from intersection w/ [Padua Avenue], 50 m off road. Sandy alluvial wash. 534 Comment
  RSA240447  Ribes cereum var. cereum W. L. Stern 1969-8-14 2819 Los Angeles Angeles Crest Highway, 1.2 mi. S.E. Dawson Saddle near Whitethorne Picnic Area. 2322 Comment
  LA33977  Ribes malvaceum var. viridifolium Peter H. Raven; 1959-2-15 13781 Los Angeles Santa Monica Mountains, Brown Canyon, Beverly Glen Canyon, 2.6 mi N of Sunset Boulevard 213 Comment
  RSA651626  Ribes malvaceum var. viridifolium R. Carlston 1961-5-11 s.n. Los Angeles Sierra Madre Canyon. Comment
  RSA702309  Ribes nevadense Steve Boyd, Amber Maurice 2004-5-18 11306 Los Angeles Atmore Meadows area. Comment
  SEINET11177065  Ribes speciosum M. Licher 2011-2-21 3021 Los Angeles Deervale-Stone Canyon Park, Santa Monica Mountains, 1 mi. east of 405, & north of Mulholland Dr. 320 Comment
  JEPS49311  Ribes viburnifolium W. L. Jepson 1908-7-12 3055 Los Angeles Catalina Island Comment
  RSA225738  Romneya coulteri Robert F. Thorne, A. C. Gibson 1971-5-22 39743 Los Angeles Fish Canyon. 335 Comment
  RSA598682  Rorippa curvisiliqua L. C. Wheeler 1949-6-22 6707 Los Angeles Altadena, Devil's Gate Dam 321 Comment
  UC212616  Rosa californica I. M. Johnston 1917-7-29 1590 Los Angeles San Antonio Canyon, San Antonio Mountains 1600 Comment
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Jun 12 2012
  POM20553  Rosa woodsii subsp. gratissima F. W. Peirson 1922-7-5 s.n. Los Angeles Big Pines, Swartout [Swarthout] Valley, San Gabriel Mountains. Comment
  RSA191646  Rosa woodsii subsp. gratissima Robert F. Thorne, M. Z. Thorne 1966-8-29 36609 Los Angeles San Gabriel Mountains, Angeles National forest; Big Pines Recreation Area, on road from Big Pines to Valyermo 1860 Comment
  RSA729490  Rosa woodsii subsp. gratissima R. G. Swinney 1999-6-21 7380 Los Angeles Boulder Canyon Wash, south of east-west road that runs through Big John Flat. Wash bottom in ravine. 1634 Comment
  UCR282216  Rubus Dan S. Cooper 2015-6-1 s.n. Los Angeles Monte Nido, north of Malibu, along Cold Creek at Pony Cross Road 167 Comment
  RSA607391  Rubus parviflorus Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Buckhorn Flat Campground. 1951 Comment
  RSA0021880  Rubus ursinus Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5110 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA775348  Rubus ursinus Orlando Mistretta, Christine Mistretta 2010-6-4 5265 Los Angeles Monte Cristo Canyon (tributary of Mill Creek Canyon), 3.0 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  RSA86833  Rubus ursinus F. W. Peirson 1921-5-3 8653 Los Angeles North Fork of Millards Canyon 1067 Comment
  RSA0035068  Rubus vitifolius Lee Haines 1935-7-4 s.n. Los Angeles Little Dalton Canyon, San Gabriel Mts. Comment
  CATA1858  Rumex conglomeratus Denise Kraus, Lisa Stratton 2000-6-1 39 Los Angeles Santa Catalina Island: Goat Harbor burn area, northwest corner. Within drainage heading towards Empire Landing Road near convergence of 4 drainages 228 Comment
  CATA2002  Rumex conglomeratus Steven A. Junak, Mark Hoefs, Misty Gay 1997-6-6 439 Los Angeles Santa Catalina Island: Along N end of Upper Buffalo Springs Reservoir, just NW of Airport 435 Comment
  POM243849  Rumex conglomeratus F. R. Fosberg 1931-7-10 S 5369 Los Angeles Eagle's Nest, Middle Ran[ch] Canyon, Santa Catalina Island. 190 Comment
  RSA191630  Rumex crispus Robert F. Thorne, M. Z. Thorne 1966-8-29 36607 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines Recreation Area south of Jackson Lake on road from Big Pines to Valyermo 1860 Comment
  RSA65453  Rumex hymenosepalus F. W. Peirson 1919-3-6 1803 Los Angeles New York Ave, Altadena. Comment
  RSA198816  Rumex salicifolius Robert F. Thorne, D. Propst 1968-5-27 37634 Los Angeles Middle Ranch Canyon, Santa Catalina Island. Comment
  SD85198  Rumex salicifolius Martin A. Piehl 1962-10-3 62500 Los Angeles Santa Catalina Island, Echo lake Comment
  RSA616131  Sagina saginoides L. C. Wheeler 1966-8-21 8839 Los Angeles San Gabriel Mountains: Dorr Canyon, northwest side Mount Burnham. Comment
  RSA518460  Salazaria mexicana Gary D. Wallace 1966-4-24 500 Los Angeles Along Hwy 138 just 1/2 mile south of where it joins Pearblossom Hwy. 9 miles east of Pearblossom. 762 Comment
  RSA0091204  Salix Bonnie C. Templeton 1967-8-1 10224 Los Angeles Middle fork of Mill Creek. 1494 Comment
  RSA772102  Salix exigua R. G. Swinney 2009-5-20 10851 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  UCSB962  Salix exigua Haller, Norman 1953-4-18 Los Angeles Hwy 99, 12 miles south of Gorman near Piru Creek crossing Comment
  SBBG27485  Salix exigua var. hindsiana L. Wheeler 1932-9-12 1373 Los Angeles San Antonio Cyn 1219 Comment
  POM362619  Salix laevigata T. S. Clare 1929-3-28 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  RSA594663  Salix laevigata Louis C. Wheeler 1967-7-30 10249 Los Angeles San Gabriel MountaiSan Gabriel Mountains. 1.6 mi. N of junction of 3N33 and 3N06 about 350-450 tds. due west of Shade Campground at base of east-facing slope. N fork Lytle Creek, on 3N33.ns. Big Tujunga Canyon at Trail Canyon. 518 Comment
  UC1349339  Salix laevigata Robert F. Thorne 1966-4-5 35812 Los Angeles below Stage Station s.w. of Eagle's Nest (stream in Middle Ranch Canyon); Santa Catalina Isl., Middle Ranch Canyon 76 Comment
  UCR11997  Salix laevigata H. J. Thompson 1960-3-13 3017 Los Angeles Western Transverse Range; Santa Monica Mtns., 0.5 mi east of Saddle Peak 701 Comment
  UCR212828  Salix laevigata Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1845 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River near Rincon Ranger Station [off Hwy 39] 451 Comment
  LA208835  Salix lasiandra John O'Leary; 1975-5-14 366 Los Angeles at base of Tehachapi Mountains, about 1.4 mi SE of Gorman 1127 Comment
  LA208841  Salix lasiandra Carl Hedin; Joseph Ewan 1933-3-25 7675 Los Angeles area 6 Comment
  POM2047  Salix lasiolepis Philip A. Munz 1918-4-5 2024 Los Angeles South Hills, Pomona. Comment
  POM362712  Salix lasiolepis Donald R. Bissing 1973-3-29 21 Los Angeles Evey Canyon, San Gabriel Mountains. 1/8 mile from mouth of canyon. 704 Comment
  SBBG57874  Salix lasiolepis F. R. Fosberg 1932-1-26 7173 Los Angeles top of grade between Calabasas and Agoura 285 Comment
  UC1135107  Salix lasiolepis Jerome S. Horton 1936-3-10 256 Los Angeles just below Dalton Canyon Dam; Pomona Quad. Comment
  UC506420  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-3-11 7667 Los Angeles Ballona Creek at Ballona Marshes (back of dike); Ballona Creek at Ballona Marshes Comment
  UCR214614  Salix lasiolepis A. C. Sanders, Dan S. Cooper 2010-3-12 37354 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA0034684  Salix lasiolepis Carl W. Sharsmith 1932-1-17 09 Los Angeles Lower San Gabriel Canyon about 9.5 km. above Azusa. 300 Comment
  CAS-BOT-BC107530  Salix lasiolepis var. lasiolepis S. Y. Parnay Mar. 240 Los Angeles Little [Tejunga Canon] Tujunga Canyon Comment
  CAS-BOT-BC128485  Salix lasiolepis var. lasiolepis Le Roy Abrams 1902-3-6 3103 Los Angeles Centinela Creek, Inglewood Comment
  CAS-BOT-BC128239  Salix lucida Marcus E. Jones 1882-3-7 3042 Los Angeles Pasadena Comment
  POM362672  Salix lucida subsp. lasiandra Freda Detmers 1929-1-17 s.n. Los Angeles Los Angeles river bed near Glendale bridge. Comment
  CAS-BOT-BC125954  Salix scouleriana Joseph Ewan 1936-8-10 10029 Los Angeles Nature trail from Big Pines to Blue Ridge, San Gabriel Mts. 2225 Comment
  CDA20314  Salsola australis M. O'Brien 2005-1-23 s.n. Los Angeles Southern California Coast; La Piedra State Beach. 0 Comment
  CDA20782  Salsola australis M. O'Brien 2006-10-8 s.n. Los Angeles Southern California Coast; Along Mulholland Hwy., between Stunt Rd. and Old Topanga Canyon Rd. 0 Comment
  CDA23509  Salsola tragus R. E. Riefner Jr. 2007-5-12 07 -197 Los Angeles City of Santa Clarita, near Lyons Avenue and Avenue Dorena. Comment
  RSA0062845  Saltugilia australis LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6768 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  SD253527  Saltugilia splendens subsp. grantii R. G. Swinney 2011-7-7 15449 Los Angeles San Gabriel Mountains: Colby Ranch, S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  UCR277137  Saltugilia splendens subsp. grantii R. G. Swinney 2010-6-8 13228 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 100-300 m south of Placerita Cyn. in Los Pinetos Cyn. 598 Comment
  RSA71825  Saltugilia splendens subsp. splendens F. W. Peirson 1923-5-25 3533 Los Angeles lower part of south bank of Rock Creek Canyon, San Gabriel Mts. 1296 Comment
  SBBG58389  Saltugilia splendens subsp. splendens R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  RSA145144  Salvia apiana Alice Ann Webb 1961-2-9 770 Los Angeles Mills Ave and Base Line, SW corner, Claremont. Mountain Range-San Gabriel, Drainage Area-San Gabriel. 396 Comment
  RSA145215  Salvia apiana Alice Ann Webb 1961-2-28 779 Los Angeles Mills and Baseline Avenues, Claremont, San Gabriel Mountain Range, San Gabriel Drainage Area. 396 Comment
  RSA155805  Salvia apiana M. B. Dunkle 1928-4-21 1875 Los Angeles Santa Catalina Island: Renton Mine Hill. 366 Comment
  RSA0048526  Salvia apiana Lee Haines 1935-7-4 s.n. Los Angeles Little Dalton Canyon, San Gabriel Mts. Comment
  SEINET12273090  Salvia apiana C. L. Abbott 1926-1 s.n. Los Angeles Los Angeles Comment
  UCR186974  Salvia carduacea A. C. Sanders 2006-4-10 31988 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  UCR155663  Salvia columbariae A. C. Sanders, T. B. Salvato 2005-4-26 29692 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
  UCR259767  Salvia columbariae R. G. Swinney 2010-4-28 12421 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
  UC76197  Salvia columbariae Miss E. D. Palmer Nov 1904 Los Angeles vicinity Los Angeles Comment
  SFV4233  Salvia leucophylla C. M. Wainwright 1967-4-25 s. n. Los Angeles Santa Monica Mountains Calabasas. Near junction of Dry Canyon-Cold Creek Road and Mulholland Highway. 381 Comment
  UC520120  Salvia leucophylla Carl Epling 1932-6-10 Los Angeles Topanga Canyon; Santa Monica Mountains Comment
  RSA145209  Salvia mellifera Alice Ann Webb 1961-2-28 774 Los Angeles Padua Hills, side road off parking lot, Claremont. Mountain Range-San Gabriel, Drainage Area-San Gabriel. 427 Comment
  RSA434130  Salvia mellifera Betty Munson 1940-4-21 s.n. Los Angeles Bouquet Canyon. Comment
  RSA647929  Salvia mellifera Michelle Manolovitz, Brian Manolovitz 1992-5-5 12 Los Angeles Santa Fe Dam, 15501 E. Arrow Hwy, Irwindale; 450 feet northwest of park office. 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
  RSA754107  Salvia mellifera Ellen Mackey, Blake Whittiington 2006-10-24 NFWF- 1831 Los Angeles San Gabriel River main stem across from Morris Dam, CS1 402 Comment
  UC1595234  Salvia mellifera Tim Ross and Peter Fritsch 1990-6-20 3601 Los Angeles near confluence of East and West Forks of the San Gabriel River (mouth of Burro Canyon); San Gabriel Mountains, Burro Canyon 445 Comment
  JEPS62738  Salvia mellifera W. L. Jepson 1920-5-3 8928 a Los Angeles mts n Castaic Valley 975 Comment
  RSA473416  Salvia mellifera Ora M. Clark 1929-3-24 1788 Los Angeles S. Santa Susana Mtns. Comment
  RSA434076  Salvia spathacea A. M. Johnson 1934-5-4 4472 Los Angeles Santa Monica Mtns: Sepulveda Canyon, beyond tunnel; bottom of ravine. Comment
  RSA531262  Sambucus mexicana W. Wisura 1991-7-21 531262 Los Angeles Puente Hills, upper Turnbull Canyon, below Skyline Drive. Comment
  RSA754239  Sambucus mexicana Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1762 Los Angeles Turnbull Canyon, Turnbull Canyon Road 308 Comment
  UCR270450  Sambucus nigra subsp. caerulea R. G. Swinney 2011-5-12 14686 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  RSA0030800  Sanguisorba minor subsp. muricata Louis C. Wheeler 1967-6-26 9863 Los Angeles San Gabriel Mountains : Whitney Canyon, near mouth. 434 Comment
  RSA674663  Sanicula arguta Scott D. White 2000-5-18 7889 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
  UCR193427  Sanicula arguta Dan S. Cooper 2008-3-28 s.n. Los Angeles San Gabriel Valley, Summitridge Park, Diamond Bar, north side of Grand Ave., just west of San Bernardino Co. line 356 Comment
  UC1400376  Sanicula bipinnatifida Robert F. Thorne 1971-4-2 41427 Los Angeles n of Mountain Avenue (San Gabriel Mountains, Claremont, Johnson's Pastures); San Gabriel Mountains, Claremont, Johnson's Pastures 548 Comment
  RSA778907  Sarcodes sanguinea R. G. Swinney 2009-6-24 11255 -B Los Angeles summit of Granite Mountain 1988 Comment
  RSA605661  Satureja mimuloides Louis C. Wheeler 1965-6-5 8698 Los Angeles San Gabriel Mountains: ca.1 mile upstream from Mill Creek, opposite turn off to Upper Big Tujunga to Camp Colby. Comment
  RSA458906  Saxifraga californica Louis Greata 1901-03 s.n. Los Angeles Garvanza. Comment
  UCR274101  Schismus arabicus Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 SCa- 629 Los Angeles California Islands, Santa Catalina Island, just south of road to East Peak, along ridgetop southwest of Peak 1245, c. 0.85 air miles northwest of East Peak 348 Comment
  RSA0107888  Schismus arabicus Steven A. Junak 1998-5-1 SCa- 590 Los Angeles Santa Catalina Island. Along Airport Road, ca. 0.2 miles W of Middle Ranch Road, overlooking Swain's Canyon. 441 Comment
  RSA674238  Schismus barbatus LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 690 Los Angeles South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 783 Comment
  CATA1363  Schoenoplectus americanus Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-26 2482 Los Angeles Santa Catalina Island: Little Harbor 3 Comment
  LA15584  Schoenoplectus americanus A. M. Johnson; 1928-4-7 2957 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River, Griffith Park Comment
  RSA366051  Schoenoplectus americanus F. R. Fosberg 1930-6-26 S- 3038 Los Angeles Lower Ballona Creek. 7 Comment
  SEINET7591467 Image available Schoenoplectus californicus Scott D. White 1995-1 3776 Los Angeles Marina del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way 5 Comment
  RSA92163  Schoenoplectus californicus F. W. Peirson 1918-4-28 1612 Los Angeles Road east and south of El Monte. Comment
  RSA517159  Scirpus microcarpus Timothy S. Ross 1990-10-9 3254 Los Angeles San Gabriel Mountains: Mill Creek Drainage, Tujunga Ranger District, Angeles National Forest 1436 Comment
  RSA714590  Scirpus microcarpus A. C. Sanders, Mark A. Elvin 2002-8-26 25586 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
  UCR271605  Scirpus microcarpus R. G. Swinney 2011-10-13 15798 Los Angeles San Gabriel Mountains, Chilao Flat, FS road crossing of Chilao stream, east of Chilao Visitors Center and west of Hwy 2 1622 Comment
  RSA276010  Scrophularia californica subsp. floribunda Jack Delaini 1974-5-9 200 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. Johnson Peak Road, at head of Canyon 854 Comment
  CDA18801  Scrophularia peregrina S. Schoenig 2000-4-14 00 -01 Los Angeles Rancho Santa Ana Botanical Gardens, Claremont. 0 Comment
  CAS-BOT-BC341088  Scutellaria mexicana Robert F. Thorne 1973-5-11 43481 Los Angeles San Gabriel Mts., Mojave Desert slope: 1/4-1/2 mi N of Bob's Gap, N slope of Holcomb Ridge, c. 2 1/2 mi due S of Llano 1158 Comment
  RSA529918  Scutellaria siphocampyloides Tim S. Ross 1991-8-16 5820 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  LA81991  Scutellaria tuberosa O. H. Kappler; 1944-5-7 605 Los Angeles Santa Monica Mountains, Monte Nido 213 Comment
  RSA670436  Scutellaria tuberosa I. W. Clokey, Bonnie C. Templeton 1929-04 4445 Los Angeles Mandeville Canyon, Santa Monica Mountains. 450 Comment
  RSA303814  Scutellaria tuberosa Jim R. Shevock 1970-5-3 177 Los Angeles Reche Canyon Road. 244 Comment
  RSA628896  Scutellaria tuberosa Louis C. Wheeler 1969-5-4 s.n. Los Angeles East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 549 Comment
  CAS-BOT-BC61967  Selaginella Geo. B. Grant 1904-2-14 6124 Los Angeles Castle Canyon, Mt. Lowe Comment
  LA209590  Selaginella asprella Lawrence L. Kiefer; 1966-10-23 2475 Los Angeles San Gabriel Mountains, vicinity of Winston Peak, ca. 1/3 mi above Camp Pajarita, just above the road 2042 Comment
  RSA683688  Selaginella asprella F. Raymond Fosberg, J. A. Ewan 1931-8-13 R 113 Los Angeles Islip Trail near Hawkins-Islip divide; Mount Hawkins. 2200 Comment
  JEPS26956  Senecio astephanus Frank W. Peirson 1920-6-10 1432 Los Angeles near Inspiration Point (on Mt. Lowe); San Gabriel Mts., Mt. Lowe 1371 Comment
  CAS-BOT-BC333122  Senecio flaccidus var. douglasii Javier Penalosa 1961-5-21 1519 Los Angeles San Gabriel Canyon Comment
  RSA0092159  Senecio flaccidus var. douglasii R. G. Swinney 2011-9-22 15689 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), near entrance gate along Camp Colby Rd., c. 0.5 road mile north of lodge. 1009 Comment
  RSA472942  Senecio flaccidus var. douglasii B. C. Templeton 1932-8-26 5116 Los Angeles Big Rock Creek; San Gabriel Mountains 1905 Comment
  UCR108663  Senecio flaccidus var. douglasii L. C. Wheeler 1961-6-13 7875 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  CAS-BOT-BC341195  Senecio lyonii Carl B. Wolf 1932-5-14 3630 Los Angeles Santa Catalina Island. Between Avalon & Pebbly Beach 30 Comment
  RSA177787  Senecio lyonii R. F. Thorne, Percy C. Everett 1965-5-11 34548 Los Angeles Santa Catalina Island, about halfway between Little Harbor and Isthmus Cove 152 Comment
  RSA251456  Senecio lyonii R. F. Thorne 1973-4-11 42835 Los Angeles San Clemente Island, upper part of Norton Canyon. 274 Comment
  SBBG118690  Senecio lyonii O. Mistretta 1992-4-4 131 Los Angeles San Clemente Island, Stabilized dune Comment
  SD79009  Senecio lyonii R. Mitchel Beauchamp 1967-1-27 114 Los Angeles San Clemente Island, sea bluff east of main Wilson Cove area Comment
  SBBG132070  Senecio lyonii S. A. Junak, B. Collins 1991-4-25 SCI 221 Los Angeles Thirst Cyn, S of rd to SHOBA, REWS ("Pole" on map) 493 Comment
  RSA213348  Silene gallica Reid V. Moran 1941-3-14 705 Los Angeles Middle Ranch, Santa Catalina Island. 200 Comment
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Mar 26 2009
  RSA477861  Silene gallica L. E. Hoffman 1929-5-5 s.n. Los Angeles Hermon Hills, Ave-57. Pasadena. Comment
  RSA708678  Silene gallica Valerie Soza, Miriam Sidibeh 2003-3-26 1609 Los Angeles Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  SBBG37712  Silene gallica M. B. Dunkle 1939-4-6 7305 Los Angeles Mosquito Harbor Comment
  JEPS50919  Silene gallica Frank W. Peirson 1919-5-14 420 Los Angeles Eaton Canyon San Gabriel Mountains, Eaton Canyon 731 Comment
  RSA526065  Silene gallica Steve Boyd, L. Arnseth, Orlando Mistretta, Bart O Brien, Thomas Hayduk 1990-4-6 4164 Los Angeles San Clemente Island: head of Larkspur Canyon, E side of island, S of US Navy site called Jack. 213 Comment
  RSA165134  Silene laciniata subsp. major Gordon Pilone 1962-6-24 504 Los Angeles 1 mile W of Topanga Canyon on Robinson Road 305 Comment
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May 20 2012
  RSA682718  Silene laciniata subsp. major LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1047 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. 519 Comment
  RSA477936  Silene laciniata subsp. major A. M. Johnson 1934-5-4 4470 Los Angeles Santa Monica Mtns: Sepulveda Canyon, base of cliff, among shrubbery; not common Comment
  POM424  Silene parishii I. M. Johnston 1917-8-21 1670 Los Angeles Pine Mountain 2346 Comment
  CAS-BOT-BC175107  Silene verecunda Frank W. Peirson 1922-7-5 4687 Los Angeles N. of Big Pines. San Gabriel Mts. Comment
  RSA712470  Sisymbrium altissimum LeRoy Gross 2005-5-19 2291 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
  SFV12410  Sisymbrium altissimum D. L. Koutnik, V. Dawes 1978-4-7 306 Los Angeles Mojave Desert South of Pearblossom Highway at 47th Street East. 850 Comment
  POM184700  Sisymbrium altissimum Joseph A. Ewan 1932-5-29 7189 Los Angeles Arrastre Canyon, at end of auto road 1189 Comment
  RSA0048221  Sisymbrium altissimum A. Lee Haines 1973-3-17 s.n. Los Angeles S. slope of Mesa Park, W. of Malibu Creek, Santa Monica Mts. Comment
  UCR217422  Sisymbrium erysimoides R. G. Swinney 2009-3-10 10064 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA708616  Sisymbrium officinale Valerie Soza, LeRoy Gross 2001-5-9 1208 Los Angeles Southern San Rafael Hills: South of Scholl Canyon, Valle Vista fire road, west of junction with Scholl Canyon Road, ridgetop north of Hwy 134. 297 Comment
  UCR271820  Sisymbrium officinale R. G. Swinney 2010-4-30 12477 Los Angeles San Gabriel Mts., 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
  UCR155667  Sisymbrium orientale A. C. Sanders, Helen Kennedy 2005-4-13 29456 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCR216862  Sisymbrium orientale R. G. Swinney 2009-3-12 10100 B Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39 226 Comment
  RSA127837  Sisyrinchium bellum Peter H. Raven 1959-4-4 13968 Los Angeles Point Dume, Santa Monica Mountains. 15 Comment
  UC909922  Sisyrinchium bellum I. W. Clokey, E. G. Anderson 1935-5-9 6559 Los Angeles Puddingstone Reservoir Comment
  RSA652071  Sisyrinchium bellum A. E. Hersh 1950-6-28 sn Los Angeles Faculty Hill, UCLA campus. 60 Comment
  RSA422378  Solanum douglasii Anstruther Davidson 1891-6-25 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA670942  Solanum douglasii Joseph M. Keefe 2001-1-19 30944 Los Angeles End of sidewalk along Eagle Rock View Drive, south facing slope, south face of the Eagle Rock. 293 Comment
  SBBG128246  Solanum douglasii M. L. Hoefs, S. A. Junak, K. Kirkland 1999-5-6 3016 Los Angeles Parson's Landing 4 Comment
  RSA610214  Solanum elaeagnifolium Louis C. Wheeler 1970-9-5 s.n. Los Angeles Culver City: West Washington Blvd., 12,200 block, at Grandview Blvd. Comment
  NY821386  Solanum nigrum F. R. Fosberg 1931-3-20 S 4312 Los Angeles Santa Catalina Island, Hamilton Canyon 30 Comment
  CDA5983  Solanum rostratum W. E. Henson 1943-8-6 Los Angeles Southern Western Avenue, Los Angeles. 0 Comment
  RSA0031687  Solanum umbelliferum M. J. Schoenfeld 1967-8-21 13 Los Angeles Glendale Foothills. 213 Comment
  RSA594750  Solanum umbelliferum Tim S. Ross 1995-4-7 8370 Los Angeles Old Ridge Route: 2.9 road miles NNW of its intersection with Templin Highway; ca. 1840 m WNW of the confluence of Castaic Creek and Fish Canyon. 927 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
  CAS-BOT-BC83635  Solanum umbelliferum C. B. Wolf 1931-5-13 2000 Los Angeles Pacoima Wash, near bridge on the road from Tujunga to San Fernando. 365 Comment
  RSA427404  Solanum umbelliferum N. C. Cooper 1945-5-1 2201 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  RSA652027  Solanum umbelliferum D. A. Reynolds 1953-3-10 s.n. Los Angeles Glendora Mt. Rd. and Sierra Madre, Glendora. Comment
  LA51825  Solanum xanti Mary Reynolds; 1937-4-12 70 Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  UCR261757  Solidago spectabilis R. G. Swinney 2010-9-13 13845 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
  CAS-BOT-BC365034  Solidago velutina subsp. californica F. Grinnell Jr. 1908-9-14 s.n. Los Angeles Mt. Wilson 1524 Comment
  RSA0116180  Solidago velutina subsp. californica R. G. Swinney 2010-10-5 13983 Los Angeles San Gabriel Mountains; east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  SD227763  Soliva sessilis Louis C. Wheeler 1957-3-22 7247 Los Angeles Los Angeles; NE of old wing of Los Angeles County Museum, Exposition Park. Comment
  RSA657284  Sonchus oleraceus Greg Burchett, Lisa Kegarice, Curtis Clark 1992-5-26 92 -14 Los Angeles Santa Clara River west from I-5 to trailer park. Comment
  RSA226158  Sonchus oleraceus Gary D. Cromwell, David W. Wheat 1971-5-14 653 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mts. 2 mi. NE of Glendora. 549 Comment
  RSA474106  Sonchus oleraceus F. R. Fosberg 1930-6-23 S- 2965 Los Angeles Del Rey. 1 Comment
  RSA383719  Sparganium erectum subsp. stoloniferum Anstruther Davidson 1923-10 3583 Los Angeles Marsh, Playa Del Rey. Comment
  RSA0034411  Spartium junceum Joseph M. Keefe 2001-1-19 30924 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
  UC310794  Spergula arvensis subsp. arvensis Philip A. Munz 1925-3-1 Los Angeles Claremont Comment
  SBBG14237  Spergularia bocconi M. A. Piehl 1962-6-9 62373 Los Angeles Thirst 597 Comment
  CAS-BOT-BC390264  Spergularia macrotheca var. leucantha Alice Eastwood; John Thomas Howell 1937-4-26 3978 Los Angeles Rosamond Lake bottom Comment
  SBBG20568  Spergularia macrotheca var. macrotheca E. R. Blakley 1963-12-8 6410 Los Angeles between Northwest Harbor and Whale Pt 15 Comment
  UCR190250  Spergularia rubra R. G. Swinney 2000-5-21 7699 Los Angeles San Gabriel Mtns., NE of Azusa, Rincon Canyon, c. 300 m SW of Rincon Rd. entrance and Hwy 39, on plateau W of Rincon Rd. 549 Comment
  UCR281834  Spergularia villosa Mitch Provance, Scott Duff 2017-6-29 617- 77 Los Angeles Catalina Island, Middle Canyon, SCE corridor along Middle Ranch Rd., N of Thompson Dam at McGee Lake. 180 Comment
  RSA0019897  Sporobolus cryptandrus Orlando Mistretta, Youssef Atallah 2011-8-16 6035 Los Angeles Aliso Canyon, 0.8 miles south of junction of Aliso Canyon Road and Angeles Forest Highway. 1295 Comment
  RSA605019  Stachys albens Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  UCR210155  Stachys albens R. G. Swinney 2008-8-13 9362 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  POM9417  Stachys bullata P. A. Munz, R. D. Harwood 1920-5-15 3928 Los Angeles Santa Monica. Dry hillside, Coldwater Canyon. 305 Comment
  RSA0091076  Stachys bullata R. G. Swinney 2011-4-9 14357 Los Angeles NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  RSA446632  Stachys bullata Freda Detmers, E. A. Purer 1931-4-28 s.n. Los Angeles Palos Verdes Hills. Comment
  RSA773540  Stanleya pinnata R. G. Swinney 2009-4-29 10568 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 945 Comment
  RSA672293  Stellaria media Joseph M. Keefe 2001-3-16 31122 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105. 284 Comment
  SBBG31475  Stellaria media R. F. Thorne 1966-4-5 Los Angeles Cottonwood Cyn 106</