Search Results — 2000 specimen records retrieved (1553 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/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SEINET3869605  Abies concolor Tim Thibault, K. E. Olshewsky 2004-5-23 296 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mt. Williamson.; 0 2073 Comment
  UC7618  Abronia J. H. Barber 1897-1-23 26 Los Angeles So. Santa Monica Comment
  RSA460915  Abronia maritima Ora M. Clark 1928-12-23 1389 Los Angeles Hermosa. Comment
  SDSU8430  Abronia maritima R. M. Beauchamp 1967-1-29 161 Los Angeles Growing on the beach at Pyramid Cove. San Clemente Island. Comment
Read comments
May 16 2008
  RSA250605  Abronia pogonantha Robert F. Thorne, Arthur C. Gibson, J. P. Simon, D. J. McGillivray 1970-4-17 39512 Los Angeles Mojave Desert: Edge of Angeles National Forest; Grandview Canyon. Ca. 5 miles south of Highway 138, ca. 10 miles southeast of Pearblossom. 1433 Comment
  UC212898  Abronia umbellata S. B. Parish 1918-6-5 11882 Los Angeles Southern California, Playa del Rey Comment
  UCR90957  Acacia cyclops Scott D. White 1996-4-9 3882 Los Angeles Pacific Coast, Marina del Rey area, Ballona Creek floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd 30 Comment
  SD262175  Acamptopappus sphaerocephalus var. sphaerocephalus R. G. Swinney 2014-4-10 16064 Los Angeles San Gabriel Mountains: SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100 - 400 m east of Cheseboro Rd. 901 Comment
  SBBG118715  Acanthoscyphus parishii var. parishii O. Mistretta 1992-8-28 783 Los Angeles Mt Gleason Management Unit, Angeles Nat Forest, Tujunga Ranger District 1813 Comment
  CAS-BOT-BC331526  Acer macrophyllum Fordyce Grinnell, Jr. 1916-9-2 s.n. Los Angeles San Gabriel Mt. near Pasadena Comment
  CSUSB874  Acer macrophyllum Unknownnown 1968-4-18 s.n. Los Angeles On South side of wash bottom. About 5 miles north of San Antonio Dam on Mt. Baldy Road. San Gabriel Mts. Comment
Read comments
Oct 9 2014
  HSC31672  Acer macrophyllum Thomas E. Higley 1974-4-20 28 Los Angeles 20 mi. NE of Azusa along the E Fork of the San Gabriel River Trail 457 Comment
  RSA479900  Acer macrophyllum Steve D. Boyd, Thomas S. Elias 1987-4-14 2032 Los Angeles Rincon - Red Box Rd. S. of Rincon Forest Station, N. of Glendora Comment
  CAS-BOT-BC334160  Acer negundo var. californicum Antone Blazic 1928-3-16 9 Los Angeles Los Angeles Comment
  RSA621298  Achillea millefolium Louis C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains: Just west of Bluebird Truck Trail. 472 Comment
  SBBG56984  Achnatherum hymenoides R. Hoffmann 1925-5-15 Los Angeles Palmdale Comment
  UC38409  Achnatherum hymenoides Dr. Voght 1897-1 39246 Los Angeles Palmdale Antelope Valley Comment
  RSA286675  Achnatherum parishii R. F. Thorne, Larry E. DeBuhr 1974-6-28 44774 Los Angeles San Gabriel Mountains, Angeles National Forest: drainage of S Fork Big Rock Creek N of Windy Spring near Pine Hollow Picnic Area 2134 Comment
  CATA1478  Achyrachaena mollis Mark L. Hoefs, Steven A. Junak 1996-4-30 2675 Los Angeles Santa Catalina Island: Road to Isthmus (from Avalon), just past gate and Isthmus summit reservior 106 Comment
  CAS-BOT-BC204766  Acmispon argophyllus var. argenteus Mrs. Brandegee 1889-5-1 s.n. Los Angeles Santa Catalina Isl. Comment
  SD90626  Acmispon argophyllus var. argenteus Robert F. Thorne 1966-4-15 36016 Los Angeles San Clemente Island, at top edge of sea bluff ca. 0.5 miles SSE of Eel Point, SW side of the island 29 Comment
  CAS-BOT-BC213407  Acmispon argophyllus var. argophyllus Geo. B. Grant 1901-5-23 s.n. Los Angeles Mt. Lowe Comment
  LA48096  Acmispon argophyllus var. argophyllus R. Herley; 1932-4-26 3698 Los Angeles Santa Catalina Island Comment
  UCD168363  Acmispon procumbens var. procumbens J. W. Barry 1980-4-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  SD130260  Acmispon strigosus Jerilyn Hirshberg, T. Glenn 1990-5-21 Los Angeles Angeles National Forest, near Agua Dulce; Agua Dulce 7.5' USGS quad. 1219 Comment
  SD69517  Acmispon wrangelianus Robert F. Thorne 1966-4-6 35894 Los Angeles Santa Catalina Island: dry ridge between White and Moonstone Coves. 14 Comment
  RSA592841  Acourtia microcephala Louis C. Wheeler 1967-4-30 9200 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch. 366 Comment
  RSA702292  Acourtia microcephala Scott D. White, Pam DeVries 2004-5-18 10434 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  UC1922755  Acourtia microcephala Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1360 Los Angeles Transverse Ranges; Verdugo Mountains region; Crest of Verdugo Mountains, Verdugo Lateral off Verdugo Mtwy. 823 Comment
  RSA390580  Adenostoma fasciculatum var. fasciculatum A. M. Johnson 1933-5-20 4309 Los Angeles San Gabriel Mountains, Fish Canyon Wash, open flat, west of bridge, Foothill Boulevard. Comment
  LA52132  Adenostoma sparsifolium K. Kneen; 1933-8-25 sn Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  SBBG21980  Adenostoma sparsifolium P. H. Raven, R. F. Thorne 1964-5-7 19021 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs Comment
  RSA727271  Adiantum capillus-veneris R. G. Swinney 1998-5-30 6154 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Fern Canyon 890 Comment
  RSA730068  Adiantum capillus-veneris R. G. Swinney, D. W. Larson 1999-5-29 7230 Los Angeles San Gabriel Mtns.: San Dimas Canyon, at waterfall in main fork c. 600 m north of confluence with East Fork 610 Comment
  LA94092  Adiantum jordanii Lawrence L. Kiefer; 1966-4-30 1953 Los Angeles SANTA MONICA MOUNTAINS, ca 1.5 mi SW of Lake Sherwood. 304 Comment
  SEINET13710316  Agathis robusta Edward Frederick Anderson, Edward Frederick Anderson 1963-1 Los Angeles San Marino, Huntington Botanical Garden Comment
  RSA225659  Ageratina adenophora R. F. Thorne 1971-5-22 39758 Los Angeles Angeles National Forest; Fish Canyon 396 Comment
  RSA602051  Ageratina adenophora Scott D. White 1997-5-7 5065 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I-210 freeway, E of Hansen Dam, and N of Wentworth St. 320 Comment
  CHSC35181  Agoseris retrorsa James Henrickson 1973-5-12 9575 Los Angeles Ca 6 (air) miles NE of La Canada, 3.1 (rd) miles N of N3, off Angeles Crest Hwy. San Gabriel Mts. 1036 Comment
  RSA0101277  Agoseris retrorsa R. G. Swinney 2011-6-22 15262 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1780 Comment
  SFV6293  Agoseris retrorsa M. H. Grayum, B. Hannum 1974-5-30 s. n. Los Angeles Santa Susana Mountains Along main ridge road, north slope of Oat Mountain. 1029 Comment
  UCR205988  Agrostis stolonifera R. G. Swinney 2001-9-16 8168 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
  SEINET14058189  Agrostis tenuis D. H. Wilken 1965-6-24 287 Los Angeles Los Angeles State College campus. 243 Comment
  UCR206141  Agrostis viridis R. G. Swinney 2008-5-30 8913 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
  UCR178189  Ailanthus altissima LeRoy Gross, B. Hogshead, Valerie Soza 2003-5-29 967 Los Angeles Transverse Ranges; Verdugo Mountains, West end of the mtns at junction (saddle) of Verdugo motorway and Wildwood Fire Road. Small draw NE of saddle, and canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) 564 Comment
  LA211271  Alisma triviale Arthur C. Gibson; 2005-9-2 5210 Los Angeles SANTA MONICA MOUNTAINS, Rocky Oaks National Recreation Area, along emergent shoreline on W and N side lake. Comment
  CHSC95921  Allium burlewii LeRoy Gross; Valerie Soza 2003-6-10 1017 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mount Baldy Trail from Baldy Village to summit of Mount San Antonio. South of West Baldy. UTM Zone; 3793403N 0439641E. Just off the trail. 2896 Comment
  RSA592258  Allium fimbriatum L. C. Wheeler 1967-5-12 9475 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA598201  Allium haematochiton Steve Boyd, Lauren Raz 1997-3-4 9131 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 987 Comment
  UCR271221  Allophyllum divaricatum R. G. Swinney 2011-6-1 14962 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters 1073 Comment
  RSA452769  Alnus rhombifolia T. S. Clare 1929-4-13 S.N. Los Angeles Topango [Topanga] Canyon. Comment
  RSA452775  Alnus rhombifolia Fay A. MacFadden 1931-4-10 s.n. Los Angeles Tejunga [Tujunga] Canyon. A few trees near the stream. 396 Comment
  UCR157692  Alnus rhombifolia Scott D. White 1994-7-18 2264 Los Angeles San Gabriel Mtns., San Dimas Canyon; along San Dimas Canyon Road 488 Comment
  RSA187841  Althaea rosea Robert F. Thorne 1966-6-1 s.n. Los Angeles Santa Catalina Island: edge of undergrowth in Pebbly Beach Canyon near end of road 91 Comment
  LA30495  Amaranthus blitoides Jane Turner; T. Mosquin 1958-11-16 C 50 Los Angeles Comment
  UC851464  Amaranthus blitoides P. A. Munz 1922-10-15 6556 Los Angeles w of Claremont 365 Comment
  POM721  Amaranthus deflexus I. M. Johnston 1918-8-4 2115 Los Angeles Pomona. Locally very abundant at roadside. Comment
  RSA404558  Amaranthus hybridus L. C. Wheeler 1932-10-7 1422 Los Angeles U. C. L. A. Campus, W Los Angeles. 137 Comment
  RSA416879  Amblyopappus pusillus Jack Rempel 1932-3-26 s.n. Los Angeles El Segundo. Comment
  SBBG41313  Ambrosia chamissonis M. R. Benedict 1970-6-30 Los Angeles Ben Weston Beach Comment
  SBBG98463  Ambrosia chamissonis T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5078 Los Angeles lower Wilson Cove Cyn, just above shoreline near pier operations 6 Comment
  LA31630  Ambrosia psilostachya Peter H. Raven; Henry J. Thompson 1958-9-28 Los Angeles Elysian Park 198 Comment
  LA91102  Ambrosia psilostachya T. A. Geissman; 1970-8-14 TAG 14870 MD Los Angeles Santa Monica Mountains, Mulholland Dr. at San Diego Frwy 365 Comment
  RSA301945  Ambrosia psilostachya J. R. Shevock 1972-9-16 2276 Los Angeles Point Dume 6 Comment
  UCR277186  Ambrosia psilostachya R. G. Swinney 2010-10-5 13967 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  RSA710803  Ambrosia salsola var. salsola LeRoy Gross 2005-5-3 2247 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  POM18145  Amelanchier utahensis Philip A. Munz 1923-5-26 6834 Los Angeles Big Rock Creek, San Gabriel Mountains 2012 Comment
  SEINET10849939  Amomum Heidi H. Schmidt 1999-10-14 Schmidt 3859 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  RSA415278  Amorpha californica Fay A. MacFadden 1931-4-26 2630 Los Angeles Tuna Canyon, Verdugo Hills. Canyon opposite Belmont Club, woods. Comment
  RSA80007  Amsinckia eastwoodiae F. W. Peirson 1919-3-26 333 Los Angeles vacant lot on south side of New York Drive, east of Hill Ave., Altadena. Comment
  RSA638178  Amsinckia intermedia L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mountains: East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 579 Comment
  UC1594405  Amsinckia intermedia Tim Ross, Elizabeth Kellogg 1992-4-13 6141 Los Angeles nw part of Darter (coastal terrace in the vicinity of); San Clemente Island 18 Comment
  UCR180372  Amsinckia menziesii Scott D. White, Pam Devries 2006-5-9 11405 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy and SW of Gorman Post Road 1098 Comment
  RSA0102540  Amsinckia tessellata Richard G. Swinney 2011-4-19 14396 Los Angeles San Gabriel Mountains: San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. Under transmission lines. 945 Comment
  RSA0108896  Amsinckia tessellata Richard G. Swinney 2011-4-1 14293 Los Angeles San Gabriel Mountains/SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mi south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UCR155645  Amsinckia tessellata A. C. Sanders, T. B. Salvato 2005-4-26 29676 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
  RSA597767  Amsinckia tessellata var. tessellata Steve Boyd, Lauren Raz 1997-3-14 9179 Los Angeles Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg. 1213 Comment
  RSA717376  Amsinckia tessellata var. tessellata Scott D. White, Pam De Vries 2006-5-9 11394 Los Angeles Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  SEINET3124344 Image available Amsinckia vernicosa R. G. Swinney 2008-5-5 10651 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert: Carr Canyon, 0.6 mi. southeast of Mt. Emma Rd. crossing (Palmdale 7.5'Q). 963 Comment
Read comments
Sep 5 2013
  RSA0089138  Anagallis arvensis R. G. Swinney 2010-5-7 12593 Los Angeles Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  SBBG31259  Anagallis arvensis R. F. Thorne 1966-4-6 35890 Los Angeles above Moonstone Cove 15 Comment
  UCR280868  Anagallis arvensis R. G. Swinney 2014-5-19 16554 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
  POM9026  Anagallis arvensis P. A. Munz, R. D. Harwood 1920-3-18 3338 Los Angeles San Josae Hills, 3 mi. W of Pomona. 305 Comment
  UCR187129  Ancistrocarphus filagineus A. C. Sanders 2006-4-14 32063 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  SEINET10511405  Andropogon glomeratus var. pumilus Moxley 1917-9-3 MOXLEY 632 Los Angeles Eaton Canyon. Comment
  CAS-BOT-BC137814  Andropogon glomeratus var. scabriglumis Louis C. Wheeler 1964-3-18 8425 Los Angeles San Gabriel Mountains. About half way between Roberts Canyon and Fish Canyon. Comment
  SD232138  Andropogon glomeratus var. scabriglumis Justin M. Wood 2008-11-25 255 Los Angeles San Gabriel mountains, Big Tujunga Canyon, near road to Wildwood picinic area. On the side of the road in vicinity of spring. 579 Comment
  RSA503833  Anemopsis californica F. R. Fosberg 1930-7-3 S 3091 Los Angeles Lexington Wash, San Gabriel River. El Monte. 80 Comment
  RSA587107  Anisocoma acaulis Orlando Mistretta 1995-4-21 1637 Los Angeles Little Rock Creek, Unnamed canyon draining the west slopes of Little Rock Creek Canyon 0.5 mi. N of Kitter Canyon. 1098 Comment
  LA210883  Anthemis cotula Arthur C. Gibson; 2009-5-25 5254 Los Angeles SANTA MONICA MOUNTAINS, SMMNRA Peter Strauss. Comment
  UCR95354  Anthriscus caucalis Steve Boyd 1996-4-25 8688 Los Angeles San Gabriel Mtns, Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad valley at head of Cienega Canyon, south of Liebre Mtn 951 Comment
  UCR277040  Antirrhinum coulterianum R. G. Swinney 2010-5-25 12924 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  UCR88516  Antirrhinum coulterianum Scott D. White, Chet McGaugh 1995-5-16 3075 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  SBBG13513  Antirrhinum nuttallianum subsp. subsessile P. H. Raven 1962-5-20 17779 Los Angeles near Bird Park, Avalon Comment
  RSA579140  Aphanisma blitoides T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin Banks, Megan Tommerup 1994-3-28 7435 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; ca 2260 m SE of Inspiration Point and 3160 m WNW of Whites Point. 12 Comment
  UC1587218  Aphanisma blitoides Tim Ross 1991-5-20 5349 Los Angeles un-named knoll ca 5500 ft s Wilson Cove Settlement (westerly slope 2500 ft nw of the 750 ft BM); San Clemente Island 185 Comment
  RSA748786  Apiastrum angustifolium Justin M. Wood 2009-4-2 463 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  SEINET12117499  Apiastrum angustifolium I. W. Clokey, Templeton, B. 1929-1 4434 Los Angeles Mandeville Canyon, Santa Monica Mountains 425 Comment
  UCSB1940  Aquilegia formosa Crum, Charles 1958-7-3 Los Angeles Crystal Lake roadside; near Los Angeles 1219 Comment
  RSA0125921  Arabidopsis thaliana LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1040 Los Angeles South side of mountains: Brand Canyon, below the large waterfall, where the canyon forks off. 393 Comment
  RSA0125922  Arabidopsis thaliana LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1053 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. 519 Comment
  SD181655  Arabidopsis thaliana LeRoy Gross 2001-3-31 363 Los Angeles Verdugo Mountains Region: Main crest with Sunset Canyon to the west and Story Canyon on the east. 366 Comment
  RSA502909  Arabis pulchra S. J. Myers, Ed LaRue 1989-3-20 s.n. Los Angeles Palmdale Area, Elizabeth Lake Road at Ca. Aqueduct., Approx. 34 deg. 35 N, 118 deg. 10 W 884 Comment
  POM95486  Arabis sparsiflora var. californica Marcus E. Jones 1902-6-28 s.n. Los Angeles Pasadena. Comment
  SEINET2032670 Image available Arbutus andrachne Leila M. Shultz 1981-4-14 4957 Los Angeles Rancho Santa Ana Botanic Garden 305 Comment
  POM2150  Arceuthobium campylopodum I. M. Johnston 1917-8-22 1720 Los Angeles Prairie Fork of San Gabriel River. 1982 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
  RSA253130  Arctostaphylos catalinae Gary D. Wallace, Mark Hoefs 1975-3-23 1412 Los Angeles Santa Catalina Island above road from Avalon ca. 1/8 mi. S of Haypress Reservoir. 411 Comment
  RSA626719  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1993-11-15 25164 Los Angeles Shortcut, Angeles Crest Hwy. 1430 Comment
  RSA626762  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1993-11-15 25171 Los Angeles Shortcut, Angeles Crest Hwy. 1430 Comment
  RSA601621  Arctostaphylos glandulosa subsp. mollis L. C. Wheeler 1967-6-16 9859 Los Angeles San Gabriel Mountains: North side of Sunset Ridge under power line. 595 Comment
  SFV21852  Arctostaphylos glandulosa subsp. mollis L. L. Zung 2011-2-14 14 Los Angeles Verdugo Mountains North side of Verdugo Mountains, La Tuna Canyon. West La Tuna Canyon Road. 550 Comment
  CAS-BOT-BC39330  Arctostaphylos glauca Peter H. Raven; Robert F. Thorne 1964-5-7 19020 Los Angeles Saddle rock Ranch, near Seminole Hot Springs, Santa Monica Mountains. Comment
  RSA631414  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15603 Los Angeles Angeles Forest Highway, 1 km south of Hidden Springs Cafe. 850 Comment
  RSA631558  Arctostaphylos glauca Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 22004 Los Angeles Road 7N23, 3 km south of N2, north base of Liebre Mountains. 1425 Comment
  RSA631586  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15933 Los Angeles Hughes Lake Road, 2-3 km north of Ruby Canyon Road. 700 Comment
  RSA631602  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15946 Los Angeles Hughes Lake Road, 7 km north of Highway 5. 400 Comment
  RSA631615  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15856 Los Angeles San Gabriel Canyon, Highway 39, 15 km north of ORV area. 1300 Comment
  RSA631623  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15770 Los Angeles Santa Clara Divide Road (3N17), 6-7 km off Sand Canyon Road. 1000 Comment
  RSA631672  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20178 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  UCR216885  Arctostaphylos glauca R. G. Swinney 2009-2-20 10023 Los Angeles San Gabriel Valley/ San Gabriel Mtns. Foothills, mouth of San Gabriel Canyon, between 210 Fwy and Foothill Blvd., Azusa/Irwindale, 200-300 m east of San Gabriel River channel 177 Comment
  RSA634741  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20599 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.7 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1680 Comment
  RSA634784  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20461 Los Angeles S of Sulphur Springs Cpgrd, N of Angeles Crest Hwy, San Gabriel Mtns. 1700 Comment
  RSA634852  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20574 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA635164  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22024 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA233450  Arctostaphylos patula R. F. Thorne 1968-11-9 37866 Los Angeles along trail up S slope of Mt. Williamson 2195 Comment
  RSA250392  Arctostaphylos patula R. F. Thorne 1967-10-3 37282 Los Angeles Mt. Baden-Powell: Lamel Spring 2378 Comment
  RSA635227  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20671 Los Angeles Angeles Crest Hwy., Dawson Saddle. San Gabriel Mtns. 2410 Comment
  RSA635269  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20632 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  RSA635275  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20638 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  UCR205856  Arenaria macradenia R. G. Swinney 2008-5-8 8805 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
  POM285865  Argemone munita Gerald B. Ownbey, Findley Ownbey 1954-5-29 2122 Los Angeles 1.9 miles SE of Valyermo Postoffice on road to Wrightwood. Comment
  UCD95203  Argemone munita R. N. Raynor 1938-6-1 s.n. Los Angeles between Little Rock and Cajon Desert. Comment
  SEINET3918779  Aristida adscensionis Keith Dobry 1990-3-25 230 Los Angeles Simi Hills, at Dayton Canyon.; 0 Comment
  CHSC99224  Artemisia californica John C. Dittes; Rudolph A. Dittes 2006-10-30 1421 Los Angeles South Coast Subregion; San Fernando Valley; Sepulveda Dam Flood Control Basin; ca. 2.2 air-miles southwest of Van Nuys Civic Center, ca. 0.9 air-mile south of Victory Blvd, 0.9 air-mile west of the San Diego Freeway (405), 0.6 air-mile north of the Ventura Freeway (101); next to Apollo Field Model Airport, north bank of the Los Angeles River. Undesignated Section of El Encino Land Grant. 207 Comment
  CLARK-A1528-1561  Artemisia californica John C. Roos 1942-9-20 1710 Los Angeles Hollywood Hills Comment
  RSA128060  Artemisia californica Peter H. Raven, Henry J. Thompson 1959-10-31 14727 Los Angeles Mandeville Canyon 2.7 miles north of Sunset Boulevard. 259 Comment
  RSA608318  Artemisia californica L. C. Wheeler 1930-2-22 2 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  RSA650460  Artemisia californica Dick Mosbarger 1948-2-23 s.n. Los Angeles Cal Poly Campus, San Dimas. 245 Comment
  UCR71161  Artemisia californica Steve Boyd, T. Ross, et al 1990-4-8 4420 Los Angeles Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point Comment
  POM199711  Artemisia douglasiana I. W. Clokey, B. C. Templeton 1929-06 4594 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  UCR212820  Artemisia douglasiana Ellen Mackey, Bart O'Brien, Blake Whittington 2006-10-19 NFWF- 1801 Los Angeles San Gabriel Valley, San Gabriel River [channel, northeast of East Huntington Drive, Lario San Gabriel River Trail ] 181 Comment
  UC398704  Artemisia tridentata subsp. parishii L. R. Abrams 1916-10-31 6363 Los Angeles near Newhall; Fremont's Pass Comment
  UCD129368  Artemisia tridentata subsp. parishii John Thomas Howell 1950-11-9 27484 Los Angeles Sandy Valley flat, 3 miles southwest of Newhall. Comment
  SD69365  Arthrocnemum subterminale Robert F. Thorne, P. Everett 1965-5-11 34569 Los Angeles Santa Catalina Island, base of rocky bluff behind north beach at Little Harbor. Comment
  POM145714  Asclepias californica L. R. Abrams 1927-4-30 11712 Los Angeles Antelope Valley between Fairmont and Neenach. Comment
  UCSB11132  Asclepias erosa Serrano, Camilla 1962-5-4 Los Angeles 18 miles east of junction of Highway 138 and Highway 6 on Highway 138 1066 Comment
  SFV5204  Asclepias fascicularis B. C. Templeton 1940-6-24 s. n. Los Angeles Liebre Mountain. 1372 Comment
  LA201636  Asparagus asparagoides Arthur C. Gibson; 2004-1-17 4998 Los Angeles SANTA MONICA MOUNTAINS, Franklin Canyon, above main parking lot above reservoir. Comment
  RSA632936  Aspidotis californica Valerie L. Soza, Kent Hughes 1999-6-17 542 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  SEINET11168772 Image available Asplenium bulbiferum Unknown 1988-10-23 Los Angeles Long Beach Comment
  POM21166  Aster greatae Fordyce Grinnell Jr. 1917-9-23 s.n. Los Angeles Negro Canyon near Pasadena; San Gabriel Mts. Comment
  UCR146506  Aster greatae Scott D. White 2004-8-23 10743 Los Angeles San Gabriel Mountains, S of Upper Big Tujunga Canyon Rd., c. 3 air mi NW of jct. with Angeles Crest Hwy; Chilao Flat 1006 Comment
  UCR190804  Aster greatae R. G. Swinney, Dave Larson 1999-6-12 7547 Los Angeles San Gabriel Mtns., upper East Fork San Dimas Canyon, north of confluence with Fern Canyon 869 Comment
  JEPS54555  Astragalus bicristatus Frank W. Peirson 1921-7-17 2510 Los Angeles San Gabriel River, Prairie Fork 2057 Comment
  IRVC26362  Astragalus didymocarpus A. C. Sanders, Mark A. Elvin, et al. 2003-4-16 26050 Los Angeles Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park NE end of Santa Susana Mtns. 366 Comment
  CAS-BOT-BC182844  Astragalus douglasii Steve Boyd; Lauren Raz 1997-3-25 9266 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 1060 Comment
  SBBG89159  Astragalus douglasii A. C. Sanders, E. J. Lawlor 1988-4-3 7750 Los Angeles 1 mi NW of Gorman on a gasline rd, 0.4 mi above the old hwy 1280 Comment
  UC1349054  Astragalus gambelianus Robert F. Thorne 1966-4-28 36234 Los Angeles w-facing rocky bank near upper end Renton Mine Road in Pebbly Beach Canyon (Santa Catalina Island); , Pebbly Beach Canyon 259 Comment
  RSA604530  Astragalus gambelianus Sara L. Crockett 1997-4-1 635 Los Angeles Santa Catalina Island, 0.5 mile SE of Rancho Escondido on Isthmus Road, 10 m [meters] W of road. 265 Comment
  RSA615517  Astragalus gambelianus L. C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains: Saddle on ridge south of mouth of Big Dalton Canyon. 480 Comment
  RSA718027  Astragalus leucolobus R. G. Swinney 1996-5-27 4746 Los Angeles NW of Wrightwood, c. 200 m N of Hwy. 2 at Mountain High Ski Resort, east runway. 11S MJ-3E, 0N 2073 Comment
  SEINET945171  Astragalus leucopsis Lewis S. Rose 1949-1 49107 Los Angeles U. S. Highway 101, coastal 5 mi. e. of Ventura Co. line Comment
  SD90259  Astragalus miguelensis Robert F. Thorne 1973-4-12 42904 Los Angeles San Clemente Island, China Point at end of road 14 Comment
  SD92006  Astragalus miguelensis Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-25 22703 Los Angeles San Clemente Island, sandy flat, NW end 4 Comment
  CAS-BOT-BC194247  Astragalus pachypus S. B. Parish 1914-5-27 9223 Los Angeles Near the summit of the desert slope of Tejon Pass Comment
  CAS-BOT-BC192821  Astragalus pomonensis C. F. Baker 1909-3-20 5242 Los Angeles Claremont Comment
  SEINET3127352  Astragalus pulsiferae var. pulsiferae M. E. Jones 1897-6-19 sn Los Angeles Chat. [perhaps Chatsworth in Los Angeles Co.?] 1615 Comment
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Oct 1 2014
  UC440479  Astragalus trichopodus Carl Epling and Lincoln Ellison 1930-3-28 Los Angeles Las Flores Canyon Santa Monica Mountaina, Las Flores Canyon (Santa Monica Mountains) Comment
  CLARK-A1528-2763  Astragalus trichopodus subsp. antisellii John C. Roos 1937-7-29 1245 Los Angeles Santa Monica Mountains Comment
  RSA167829  Astragalus trichopodus var. lonchus R. F. Thorne, Percy C. Everett 1964-2-6 33437 Los Angeles Central part of Santa Catalina Island. 427 Comment
  RSA0070330  Astragalus trichopodus var. phoxus R. G. Swinney 2010-5-7 12601 Los Angeles San Gabriel Mountains: Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of BP and L Rd and Jimenez St./Dominica Ave. 378 Comment
  RSA226106  Astragalus trichopodus var. phoxus R. F. Thorne 1971-6-17 39913 a Los Angeles 1 mile up Placerita Canyon from junction with Antelope Valley Freeway, W end of San Gabriel Mountains 488 Comment
  CAS-BOT-BC200830  Astragalus trichopodus var. trichopodus Marcus E. Jones 1924-4-25 s.n. Los Angeles Brea Canyon Comment
  RSA708578  Athysanus pusillus Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1164 Los Angeles Ridgetop above McDonald Creek. 427 Comment
  RSA792772  Athysanus pusillus Justin M. Wood 2009-3-20 374 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave. and Foothill Blvd. west of entrance road. 390 Comment
  CAS-BOT-BC17505  Athysanus pusillus George B. Grant 1900-2-8 5871 Los Angeles Lincoln Park. Comment
  RSA587371  Athysanus pusillus Orlando Mistretta 1995-4-25 1651 Los Angeles Kitter Canyon 1250 Comment
  RSA757197  Athysanus pusillus Orlando Mistretta, Christine Mistretta 2008-4-8 2386 Los Angeles Along SCE transmission lines, about 1 mile SE of intersection of Transmission lines with Elizabeth lake Road. (Segment 5, structure 32 per TRTP survey-2008) 965 Comment
  UC1980257  Atriplex R. E. Riefner Jr. 2006-7-8 06 -288 Los Angeles City of Malibu, Malibu Lagoon at Pacific Coast Hwy. Comment
  SEINET3929862  Atriplex amnicola Howard C. Stutz 1991-2-7 95446 Los Angeles Malibu Beach.; 0 Comment
  SBBG13507  Atriplex argentea var. expansa P. H. Raven 1962-5-8 17619 Los Angeles near summit of ridge above Wilson Cove 121 Comment
  UC217019  Atriplex californica I. Johnston 1917-6-10 1270 Los Angeles Playa del Rey Playa del Rey (sandy cliffs along shore, Southern California) Comment
  RSA0086995  Atriplex canescens R. G. Swinney 2010-6-1 13076 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1067 Comment
  SD215464  Atriplex canescens Timothy S. Ross, Steve Boyd and Peter W. Fritsch 1990-6-11 3387 Los Angeles Joshua tree Campoground on the southwest side of Little Rock Reservoir 997 Comment
  SEINET3930713  Atriplex canescens Grant D. Brown 1950-3-31 528 Los Angeles Located 2 miles south of Caswell on highway #99. Pacific drainage area.; 0 Comment
  CAS-BOT-BC170017  Atriplex confertifolia Dr. A. Davidson 1892-7-1 s.n. Los Angeles Lancaster, Mojave Desert Comment
  OBI71108  Atriplex confertifolia Larry Kelly, David J. Keil 1988-4-16 45 Los Angeles Antelope Valley, Ca. 2 mi W of hwy 14 along hwy 138. Comment
  POM265629  Atriplex coulteri J. C. Roos 1937-6-29 2156 Los Angeles Malibu Beach. Comment
  UC110244  Atriplex leucophylla T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  SBBG19202  Atriplex pacifica M. A. Piehl 1963-12-7 631041 Los Angeles edge of mesa opposite Pyramid Head on SE tip of island 21 Comment
  CAS-BOT-BC176738  Atriplex serenana var. serenana Cecil Hart 1926-8-25 s.n. Los Angeles Howard & Smith's Nursery, [Montabello] Montebello, Los Angeles Comment
  LA10996  Avena barbata Louis C. Wheeler; 1934-4-15 2516 Los Angeles San Gabriel Mountains, Liveoak Canyon 487 Comment
  RSA385382  Avena barbata Gary D. Wallace 1978-2-12 1578 Los Angeles Palos Verdes Peninsula: N of Portuguese Bend at the end of Forrestall Drive. Comment
  RSA593770  Avena barbata Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8561 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  SEINET3919640  Avena barbata L. M. Prince 2002-3-26 02 -294 Los Angeles Claremont. Foothill Blvd. near Bernard Field Station.; 0 400 Comment
  SEINET10517550  Avena barbata David B. Dunn 1947-3-19 Dunn 2929 Los Angeles Collected n side of welshire 1/2 block e of manning in a vacant lot. Comment
  RSA654655  Baccharis glutinosa Fred Brooks 1988-4-3 2 Los Angeles San Antonio Canyon, above lower ranger station along stream and sides of canyon. Comment
  UC1118878  Baccharis pilularis R. St. John 1930-1-21 76 Los Angeles creek bottom w of Plot #12; Triunfo Pass Quad. 335 Comment
  LA203016  Baccharis salicifolia Virginia Mars; 1951-5-5 sn Los Angeles San Gabriel Mountains, Santa Anita Canyon, Santa Anita Comment
  POM294581  Baccharis salicifolia Lyman Benson 1945-12-10 11977 Los Angeles Divide between Little Dalton canyon and San Gabriel River 670 Comment
  RSA719501  Baccharis salicifolia Gary Kovnat, LeRoy Gross 2005-1-30 55 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  UCR142476  Baccharis salicifolia F. R. Fosberg 1931-3-23 S- 4330 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon, near Avalon above Hamilton Beach 60 Comment
  UC1118908  Baccharis salicifolia subsp. salicifolia A. D. Gifford 1935-2-7 425 Los Angeles mouth of Elizabeth Lake Canyon Tejon Quad. 365 Comment
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Jun 9 2014
  SD239573  Bebbia juncea var. aspera R. G. Swinney 2009-3-31 10231 Los Angeles Transverse Range; San Gabriel Mtns.: mouth of San Gabriel Canyon, 1.2 mi. norht of Foothill Blvd, Azusa / Duarte. Broad wash in 2008 burn area. 182 Comment
  RSA435916  Berberis nevinii Anstruther Davidson 1905-6-1 s.n. Los Angeles San Fernando Comment
  RSA0035896  Bidens frondosa R. G. Swinney 2009-11-9 11587 A Los Angeles confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  HSC24305  Bituminaria bituminosa Wesley O. Griesel 1962-5-28 620 Los Angeles Fire Road W of Lower Millard Canyon. San Gabriel Mts. 61 Comment
  RSA703267  Bituminaria bituminosa D. E. Bramlet 2003-10-1 3526 Los Angeles San Rafael Hills: Chamberlin Debris Basin. Northwest of the Rose Bowl.Near Comment
  LA200932  Bloomeria crocea Jonathan Sauer; S. Modry 1969-6-4 4567 Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  RSA0125879  Boechera Steve Boyd, Lauren Raz 1997-6-17 9949 Los Angeles Liebre Mountains region: Little Burnt Peak, at the divide between the head of Fish and Burnt canyons, north of Burnt Peak and southeast of Sawmill Mountain summit. 1597 Comment
  RSA0013598  Boechera repanda Orlando Mistretta, Christine Mistretta 2011-6-29 5775 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, E of summit. 1762 Comment
  POM1032  Bothriochloa barbinodis P. A. Munz 1918-4-11 2055 Los Angeles Lone Hill near Glendora Comment
  CAS-BOT-BC95404  Bowlesia incana John Thomas Howell 1928-3-20 3458 Los Angeles Floor of Vermont Canyon, Griffith Park Comment
  UCR130592  Boykinia rotundifolia R. E. Riefner Jr. 2000-8-29 00- 757 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
  UCR220231  Brassica geniculata R. G. Swinney 2009-4-13 10323 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  SBBG128295  Brassica nigra A. Cheung, D. Kasang, S. Lawrence-Gomez, M. Zou, S. Raray 2011-7-1 17 Los Angeles Deer Valley Trail 42 Comment
  SEINET10626303  Brassica rapa Heidi H. Schmidt 1999-10-14 Schmidt 3815 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  SEINET10825329 Image available Brassica rapa Heidi H. Schmidt, M. R. Weed 1999-10-12 Schmidt 3791 Los Angeles City of Santa Monica. Yaohan: 3760 Centinela Avenue: Santa Monica, CA: 90066: (310) 398-2113 - phone. 20 Comment
  RSA3306  Brickellia californica C. B. Wolf 1931-10-20 2466 Los Angeles 1/2 mile above Montrose, on road from Tujunga to La Canada 457 Comment
  UCR277253  Brickellia californica R. G. Swinney 2010-9-30 13942 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
  UCD129641  Brickellia nevinii P. Schiffman; J. Matos 1996-10-22 s.n. Los Angeles Angeles National Forest, roadcut along the old Ridge Route between Castaic Lake and Hwy 138. Comment
  UCR70777  Brickellia nevinii Anstruther Davidson 1912-1 2911 Los Angeles Hollywood Hills Comment
  RSA314058  Briza maxima C. W. Tilforth 1983-6-21 2225 Los Angeles Along east wall of potting shed, RSABG, Claremont Comment
  RSA698759  Bromus carinatus LeRoy Gross, P. Morton 2004-6-10 1369 Los Angeles East end of the main crest; (Road surveys for the Angeles National Forest, road 7N23) Traveled from east to west [west to east] from the junction with Atmore Meadows road (7N19) along Sawmill Mountain to Burnt Peak road (7N23A) 1590 Comment
  RSA656839  Bromus carinatus var. carinatus Valerie L. Soza, Leland Lubinsky 2000-6-23 1026 Los Angeles San Gabriel Mountains: South Fork Little Rock Creek, SW Pinyon Flats, NE Alder Saddle. 1646 Comment
  LA98897  Bromus diandrus E. R. Hobbs; 1979-5-6 79- 69 Los Angeles Placerita Canyon State and County Park Comment
  POM363406  Bromus diandrus Freda Detmers 1928-4-24 s.n. Los Angeles Los Angeles. Los Angeles River. Comment
  RSA12271  Bromus diandrus C. B. Wolf 1934-4-11 5645 Los Angeles Bryant Ranch. E. of Long Beach. 2 Comment
  UCD58579  Bromus diandrus Robert D. Clarke 1979-4-15 s.n. Los Angeles Central Los Angeles. Comment
  UCR190029  Bromus diandrus R. G. Swinney 1998-6-16 6986 Los Angeles San Gabriel Mtns., summit of Lookout (Antonio) Mountain 2077 Comment
  SEINET4391182  Bromus diandrus Roth 1903-1 127 a Los Angeles Pasadena Comment
  RSA598078  Bromus grandis Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3773 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  RSA578137  Bromus hordeaceus Timothy S. Ross, W. Appleby 1993-5-20 7195 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle 951 Comment
  RSA64154  Bromus hordeaceus Valerie L. Soza 1997-4-11 34 Los Angeles Bernard Field Station of the Claremont colleges, located on the NW corner of Mills Ave. and Foothill Boulevard., 34 ' 06' 39N, 117 ' 41' 48W 412 Comment
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Mar 18 2009
  UCR197169  Bromus hordeaceus Valerie Soza, LeRoy Gross 2001-5-9 1195 C Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 274 Comment
  RSA0113210  Bromus madritensis Steven A. Junak 2000-5-19 SCa- 1320 Los Angeles Santa Catalina Island. N0facing slope overlooking Button Shell Beach, on N side of ridge between Button Shell Camp & White's Landing, just W of powerline route. 229 Comment
  CATA771  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-6-5 1330 Los Angeles Santa Catalina Island: Hillside southeast of Hamilton Cove 60 Comment
  SBBG13306  Bromus rubens M. A. Piehl -Jun-1962 62396 Los Angeles cyn E of Thirst 304 Comment
  UCR178958  Bromus rubens R. G. Swinney 1969-5-4 406 Los Angeles San Gabriel Mtns., Glendora Foothills. 0.6 mi north of Sierra Madre Ave. on N Pennsylvania Ave., Glendora 366 Comment
  RSA589928  Bromus sterilis Scott D. White, Chet McGaugh 1995-6-6 3223 Los Angeles E edge of Santa Susana Mountains, just W of San Gabriel Mountains: Sunshine Canyon. W of San Fernando Road & I-5 Freeway, just SW of interchange w/ SR 14 Freeway. 457 Comment
  UCR127235  Bromus tectorum Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2916 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  UCR141155  Bromus tectorum June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, proposed poppy park [north of Lancaster Road, Antelope Buttes area], Antelope Valley 976 Comment
  RSA733726  Calandrinia breweri R. G. Swinney 2000-5-6 7670 Los Angeles San Gabriel Mtns.: c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage. 732 Comment
  SEINET11942317  Calandrinia breweri I. W. Clokey, Templeton, B. 1929-1 4524 Los Angeles Mandeville Canyon, Santa Monica Mountains 350 Comment
  LA82410  Calandrinia ciliata O. H. Kappler; 1941-2-9 81 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  CAS-BOT-BC438413  Calandrinia ciliata Carl B. Wolf 1932-3-4 2670 Los Angeles South base of San Gabriel Mts., Thompson Creek, 3 - 4 mi. No. of Claremont. 457 Comment
  UC1211141  Calocedrus decurrens Huron H. Smith 1912-4-30 4854 Los Angeles top of Mt. Wilson 2037 Comment
  RSA791804  Calochortus Mark Elvin, Margie P. Elvin, Katie Elvin, Andy Elvin 2003-7-1 2964 Los Angeles Western Transverse Range; Santa Susana Mountains: crest of the mountains at head of Salt Creek, 6.5 km southwest of Stevenson Ranch. 927 Comment
  POM1724  Calochortus albus R. D. Williams 1901-5-3 14 Los Angeles Claremont, Palmer's Canyon. Comment
  SEINET8715945 Image available Calochortus albus Bruce Haines 1988-1 15 Los Angeles Approximately 5 miles north of Pacific on state highway 27, Topanga Canyon, Santa Monica Mts. Elev. 800-900 ft. 244 Comment
  CAS-BOT-BC132265  Calochortus catalinae LeRoy Abrams 1903-3-14 3143 Los Angeles San Pedro Hills Comment
  RSA377312  Calochortus catalinae Ella M. Kennedy, S. Spalding 1923-4-2 s.n. Los Angeles Glendora Comment
  UCSB11746  Calochortus clavatus Olson, Jim 1962-5-3 Los Angeles 33 miles north of Los Angeles, 4 miles west of Castaic Junction on Highway 126 304 Comment
  RSA377327  Calochortus clavatus var. clavatus Jack Rempel 1934-5-6 s.n. Los Angeles Mulholland Drive, Santa Monica Mountains. Comment
  RSA0004329  Calochortus clavatus var. clavatus Anstruther Davidson 1892-06 s.n. Los Angeles Laurel Canyon. Los Angeles. Comment
  RSA599456  Calochortus clavatus var. gracilis Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9497 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat. 793 Comment
  RSA600025  Calochortus clavatus var. gracilis Steve Boyd, Lauren Raz 1997-5-6 9710 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, north of confluence with Bee Canyon and south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  JEPS125895  Calochortus clavatus var. pallidus Dean W. Taylor 2002-4-30 18025 Los Angeles Upper headwaters Haskell Canyon, Del Sur Ridge, Angeles National Forest Comment
  RSA587218  Calochortus kennedyi var. kennedyi Orlando Mistretta, Christine Mistretta 1995-5-2 1669 -A Los Angeles Carr Canyon. 1098 Comment
  SBBG126958  Calochortus palmeri var. palmeri A. Parikh, N. Gale 2011-7-6 3541 a Los Angeles rd to Barley Flats, 4 km W of Shortcut Stn, 1 km N of St Hwy 2 1675 Comment
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Jun 13 2015
  SBBG32141  Calochortus splendens R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -230 Los Angeles between Middle Ranch Cyn and Cottonwood Cyn Comment
  SD112782  Calochortus splendens Darley F. Howe 1947-5-4 1744 Los Angeles Mint Canyon. Comment
  CAS-BOT-BC493415  Calochortus splendens F. A. M. 1936-5-1 14609 Los Angeles Herbarium of Fay A. MacFadden, Puddingstone Dam Comment
  POM351396  Calycadenia tenella B. C. Templeton 1936-5-18 5662 Los Angeles Puddingstone Dam Comment
  SBBG1919  Calyptridium monandrum H. and M. Dearing 1935-4-13 223 Los Angeles Bouquet Cyn, near Palmdale Comment
  SBBG69698  Calyptridium monandrum R. Hoffmann 1931-5-2 Los Angeles Piru Crk, 5 mi above Piru Comment
  UCR41716  Calyptridium monandrum G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  SJSU2494  Calyptridium monandrum H. L. Buckalew 1962-4-19 Los Angeles on Hwy 138 midway between Little Rock & Victorville Comment
  RSA0037065  Calystegia macrostegia Regina Allen 1983-5-24 s.n. Los Angeles Evey Canyon in San Gabriel Mts. 1 mi. north of San Antonio Dam off Mt. Baldy Rd. [County incorrectly listed as San Bernardino] Comment
  SD47444  Calystegia macrostegia Ira L. Wiggins 1949-2-22 11964 Los Angeles San Clemente Island; near northeast end of island. 45 Comment
  CAS-BOT-BC224312  Calystegia macrostegia subsp. amplissima Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  SD225754  Calystegia macrostegia subsp. arida R. K. Brummitt 1998-5-24 20000 Los Angeles San Gabriel Mts., foot of Mt. Baldy Road just N of Claremont 600 Comment
  CAS-BOT-BC215799  Calystegia macrostegia subsp. intermedia Geo. B. Grant 1901-4-9 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  LA105389  Calystegia macrostegia subsp. intermedia Barry A. Prigge; 8523 Los Angeles between Falls Creek and Devil Canyon: ca 1 air mi NE of junction of Simi Valley Frwy and Topanga Canyon blvd 502 Comment
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Nov 11 2014
  POM219991  Calystegia macrostegia subsp. intermedia F. R. Fosberg 1932-5-6 8124 Los Angeles Big Wash Canyon, Avalon, Santa Catalina Island. 60 Comment
  SBBG98608  Calystegia macrostegia subsp. intermedia T. Ross 1991-4-8 4466 Los Angeles Elephant Hill, western Pomona 228 Comment
  RSA608008  Calystegia occidentalis subsp. fulcrata L. C. Wheeler 1968-7-22 s.n. Los Angeles Devil's Canyon. 1433 Comment
  RSA729810  Calystegia occidentalis subsp. fulcrata R. G. Swinney 1998-7-10 6389 Los Angeles San Gabriel Mtns.: SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2. 2250 Comment
  SBBG119980  Calystegia peirsonii A. C. Sanders, M. Elvin 2003-4-14 25967 Los Angeles NE end of Santa Susana Mtns, Newhall Ranch, hills immediately SW of Magic Mtn, just across dirt service rd, S of Santa Clara River 351 Comment
  SBBG126949  Calystegia peirsonii A. Parikh, N. Gale 2011-6-6 3420 Los Angeles 5 km W of St Hwy 14, 1.6 km SW of California Aqueduct; Sierra Pelona, Liebre Mtns 1063 Comment
  RSA394818  Calystegia sepium subsp. limnophila Anstruther Davidson 1912-07 2910 Los Angeles [Unspecified] Comment
  POM21376  Calystegia soldanella George B. Grant 1902-6-20 s.n. Los Angeles Redondo. Comment
  RSA652376  Camissonia T. Sargent 1959-5-18 s.n. Los Angeles Rio Hondo Wash N. of [Hwy] 99. Comment
  POM3088  Camissonia bistorta E. L. Brown 1893-05 s.n. Los Angeles Los Angeles, Elysian Park Comment
  RSA675821  Camissonia bistorta LeRoy Gross 2003-3-7 770 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 564 Comment
  RSA465978  Camissonia boothii subsp. decorticans Frances Runyan 1973-4-7 25 Los Angeles Tick Canyon, west of Agua Dulce 610 Comment
  RSA225715  Camissonia californica Robert F. Thorne, A. C. Gibson 1971-5-22 39705 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  JEPS33758  Camissonia campestris W. L. Jepson 1935-4-17 17035 Los Angeles Lancaster w. Mohave Desert 716 Comment
  RSA569932  Camissonia campestris subsp. campestris Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4840 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA570282  Camissonia campestris subsp. campestris Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4958 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  CLARK-A1528-3327  Camissonia claviformis John C. Roos 1937-3-25 1324 Los Angeles Comment
  UCR205191  Camissonia confusa R. G. Swinney 2008-5-2 8732 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  UCR214021  Camissonia graciliflora A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37979 Los Angeles Tehachapi Mountains, west fork of Crane Canyon, 1.47 mi. SE (155 deg. ) of Castac Lake, 1.36 mi. NE (56 deg. ) of Gorman, just S of Kern Co. line 1221 Comment
  UCR155114  Camissonia hirtella A. C. Sanders 2005-5-5 29911 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road on slopes at NE end of mesa, c. 0.1 mi. above Vasquez Canyon Rd. 610 Comment
  UCR281150  Camissonia hirtella R. G. Swinney 2014-5-7 16422 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
  POM177937  Camissonia hirtella Joseph A. Ewan 1931-3-21 4068 Los Angeles 1/4 miles below summit Saddle Peak. Santa Monica Mts. 732 Comment
  RSA229076  Camissonia hirtella Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38839 Los Angeles San Gabriel Mts., Angeles National Forest: Chilao area sandy roadbank on Angeles Crest Hwy. 1524 Comment
  RSA599761  Camissonia ignota Steve Boyd, Lauren Raz 1997-5-6 9780 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  POM196707  Camissonia intermedia Bonnie C. Templeton, I. W. Clokey 1929-4-11 4458 Los Angeles Mandeville Canon, Santa Monica Mts. 366 Comment
  UCR157720  Camissonia pallida Ed LaRue, R. Montijo 1991-4-2 91- 02 Los Angeles Western Mojave Desert, Palmdale: property bounded on north by Avenue 'M' on the west by 20th St. West, on the south by Ave. 'N', and on the east by 10th St. West 793 Comment
  RSA144813  Camissonia pallida subsp. pallida E. G. Linsley, J. W. MacSwain 1959-4-5 59 -69 Los Angeles Little Rock. Comment
  RSA756792  Camissonia pallida subsp. pallida Orlando Mistretta, Christine Mistretta 2008-4-21 2508 Los Angeles Southern California Edison transmission line tower (Segment 6, Structure 42 per TRTP Survey 2008), vicinity of Mill Creek. 1425 Comment
  RSA199193  Camissonia robusta Robert F. Thorne, D. Propst 1968-5-27 37643 Los Angeles Santa Catalina Island: behind dunes, Ben Weston Beach at mouth of Middle Ranch Canyon. Comment
  POM3089  Camissonia strigulosa Unspecified s.n. Los Angeles Pasadena. Comment
  RSA0106730  Camissonia strigulosa R. G. Swinney 2011-6-23 15288 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station. 1570 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
  OBI70931  Camissoniopsis bistorta Steve Boyd, Lauren Raz 1997-3-25 9312 Los Angeles Liebre Mts region. Upper end of broad alluvial valley at head of Cienaga Cyn, S base of Liebre Mtn, at end of dirt rd leading 1 km NE of Knapp Ranch 1280 Comment
  SD39508  Camissoniopsis bistorta Edith A. Purer 1931-2-28 Los Angeles Verdugo Hills, hillsides Comment
  UC20436  Camissoniopsis cheiranthifolia subsp. suffruticosa J. H. Barber 1897-1-25 24 Los Angeles So. Santa Monica Comment
  SDSU3370  Camissoniopsis confusa H. Wedberg 1958-4-12 578 Los Angeles At north-east end of tunnel on Solemint-Acton road. Comment
  CAS-BOT-BC160518  Camissoniopsis guadalupensis subsp. clementina E. R. Blakley 1962-6-10 5229 Los Angeles Canyon mouth southeast of Eel Point, half way toward Seal Cove. San Clemente Island 6 Comment
  LA46792  Camissoniopsis hirtella Carl Epling; M. Epling 1925-5-15 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  SDSU3377  Camissoniopsis lewisii H. Wedberg 1957-4-1 13 Los Angeles In coastal sage on Point Dume. Comment
  SD260279  Camissoniopsis pallida R. G. Swinney 2010-5-19 12832 Los Angeles San Gabriel Mountains / Western Mojave Desert: Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Tel. Access Rd., W of Angeles Natl. Forest boundary, 2.05 air miles E of Angeles Forest Hwy., 0.8 miles W of Mt. Emma Rd. 1335 Comment
  SDSU2474  Capsella bursa-pastoris A. H. Gallup 1948-2-24 112 Los Angeles Claremont - open fields on 9th and Amhearst Sts. 366 Comment
  SBBG37965  Capsella bursa-pastoris E. R. Blakley 1963-12-8 6378 Los Angeles head of cyn above Mosquito Cove and between Triangulation Pts Malo and Chenity 365 Comment
  CAS-BOT-BC37460  Cardamine californica John Thomas Howell 1928-2-9 3328 Los Angeles San Gabriel Mountains. Floor of Santa Anita Canyon. Comment
  SFV19342  Cardamine californica J. N. Hogue, C. Solek 2005-4-8 237 .1 Los Angeles San Gabriel Mountains West Fork of San Gabriel River. Glen Canyon. 670 Comment
  RSA0102536  Carex Richard G. Swinney 2010-9-30 13896 Los Angeles San Gabriel Mountains: 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs. 2290 Comment
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Sep 12 2018
  CAS-BOT-BC17659  Carex alma Carl B. Wolf 1936-5-27 7837 Los Angeles San Gabriel Mountains, Indian Canyon Camp. 2 miles off Soledad Canyon. 914 Comment
  RSA628803  Carex alma Scott D. White, David E. Bramlet 1998-6-29 6828 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  RSA764353  Carex alma Scott D. White 2004-7-28 10651 Los Angeles Clear Creek area. In and around The Pines picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jtn. with Angeles Crest Hwy. 976 Comment
  RSA771597  Carex alma R. G. Swinney 2009-6-2 11002 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  SEINET3897001  Carex alma Timothy S. Ross, Steve Boyd 1994-5-10 7735 Los Angeles Warm Springs Canyon. At the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250m WNW from the canyon's effluence into elizabeth Lake Canyon. Warm Springs Mountain 7.5' USGS Quadrangle.; 0 668 Comment
  UCR262318  Carex alma Duncan S. Bell, Sarah Fisher, Carrie Kiel 2013-7-23 5436 Los Angeles San Gabriel Mountains, Sheep Mountain Wilderness, Vincent Gulch, near head of canyon 1994 Comment
  RSA802446  Carex schottii Orlando Mistretta, Youssef Atallah 2011-8-12 6018 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy 1083 Comment
  SEINET7574464 Image available Carex schottii Louis C. Wheeler 1967-5-24 9755 Los Angeles San Gabriel Mountains, Indian Canyon. 701 Comment
  LA17903  Carex senta Carl Epling; L. Ellison 1929-3-16 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  SFV21124  Carex spissa L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1056 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Brand Canyon above the large waterfall where the canyon forks off, near above coordinates. Main canyon near head of canyon, getting narrow and cascading bedrock falls. 520 Comment
  SEINET7577173 Image available Carex subfusca R. F. Thorne, M. Z. Thorne 1969-7-9 38576 Los Angeles San Gabriel Mts., Angeles National Forest: Big, wet, sloping meadow at Big Pines. 2073 Comment
  UC143633  Carex triquetra T. S. Brandegee 1890-5-14 Los Angeles Santa Catalina Island Comment
  RSA425914  Castilleja affinis Anstruther Davidson 1889-07 s.n. Los Angeles Hills N. of Los Angeles Comment
  RSA400511  Castilleja angustifolia N. C. Cooper 1948-4-21 2667 Los Angeles Little Rock. 762 Comment
  RSA448676  Castilleja applegatei subsp. martinii Donald R. Bissing 1973-4-6 36 Los Angeles Evey Canyon, San Gabriel Mountains. 762 Comment
  SDSU10852  Castilleja exserta Gerald Collier 1951-4-7 Los Angeles At Point Dume, about 2 miles W of US Hwy 101. Comment
  JEPS8747  Castilleja foliolosa C. B. Clokey, I. W. Clokey, and B. C. Templeton 1930-5-13 4768 Los Angeles Bouquet Canyon 700 Comment
  UCR149311  Castilleja foliolosa R. G. Swinney 1998-4-4 5911 Los Angeles San Gabriel Mtns, Evey Canyon, c. 0.75 mi. west of Mt. Baldy Rd., c. 0.3 mi. (air) NE of Potato Mtn. 793 Comment
  RSA585909  Castilleja gleasoni Tim S. Ross, S. D. Boyd 1990-5-23 2606 Los Angeles Mt Gleason area: north-northwesterly ridge decending from Messenger Peak (6015 ft) near the headwaters of Mill canyon and Moody Canyon. 1720 Comment
  UCR20063  Castilleja gleasoni T. P. Krantz 1979-6-21 s.n. Los Angeles San Gabriel Mtns., Angeles National Forest. East slope of Mt. Gleason, immediately NE of microwave station on 3N17 1829 Comment
  UCR4192  Castilleja martinii R. H. Sauer 1965-4-13 s.n. Los Angeles San Gabriel Mtns, Pasadena, Arroyo Seco Canyon, along road c. 2.5 miles into the canyon 426 Comment
  UCR178886  Castilleja martinii var. martinii R. G. Swinney 1989-5-3 s.n. Los Angeles San Gabriel Mtns., Glendora Regional Wilderness Park, Big Dalton Canyon, 1.4 mi. northeast of Glendora Mountain Road 442 Comment
  RSA448734  Castilleja miniata subsp. miniata Bonnie C. Templeton 1932-7-20 5009 Los Angeles Big Pines Park. 2092 Comment
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Jan 31 2008
  RSA448606  Castilleja subinclusa subsp. subinclusa K. K. Muller 1972-5-2 3078 Los Angeles Edge of Mojave Desert at Red Rover Mine turn-off from State Highway 14 between Los Angeles and Palmdale. Comment
  RSA0086399  Caulanthus amplexicaulis R. G. Swinney 2008-5-5 8756 Los Angeles San Gabriel Mtns.: Big Rock Creek at Paradise Springs. 1427 Comment
  CAS-BOT-BC47906  Ceanothus arboreus George B. Grant; Walter Wheeler 1904-4-21 1486146 Los Angeles Santa Catalina Island Comment
  SBBG78568  Ceanothus arboreus F. R. Fosberg 1932-5-6 8126 Los Angeles Big Wash Cyn, Avalon 20 Comment
  UC1043440  Ceanothus cordulatus Richard M. Straw 1954-6-16 617 Los Angeles Drata Ridge, Angeles Crest Hwy San Gabriel Mountains Comment
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Dec 3 2014
  RSA0065635  Ceanothus crassifolius LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6790 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA399846  Ceanothus crassifolius L. E. Hoffman 1932-3-8 s.n. Los Angeles Placerita Canyon, San Gabriel Mountains. Comment
  RSA651875  Ceanothus crassifolius Diane T. Liggett 1981-5-29 26 Los Angeles San Dimas Experimental Forest, 45 km east of Los Angeles 850 Comment
  SDSU10251  Ceanothus crassifolius Lorenzo Cook 1932-3-1 Los Angeles Arroyo Seco Canyon. Comment
  UC1587568  Ceanothus cuneatus var. cuneatus Tim Ross 1991-9-2 5929 Los Angeles near Mulholland Hwy (Yerba Buena Rd); Santa Monica Mts., Truinfo Pass USGS 7.5' quad Comment
  UCSB36659  Ceanothus integerrimus Brownell, Kathleen 1980-5-18 Los Angeles 1.5 mi. N of Hwy 83 on Mt. Baldy Rd; San Gabriel Mtns; Angeles National Forest 1066 Comment
  RSA95404  Ceanothus integerrimus F. W. Peirson 1920-5-16 2138 Los Angeles Delta Canyon branch of Tujunga Canyon, west end of San Gabriel Mountains 518 Comment
  POM156327  Ceanothus leucodermis L. R. Abrams 1902-7-1 2609 Los Angeles Near summit of Mt. Wilson 1738 Comment
  UCD112233  Ceanothus leucodermis Jamie Kneitel 1995-4-9 19 Los Angeles Angeles National Forest, 4.7 mi. N of U.S.F.S. Ranger Station on Angeles Crest Hwy., 50 m. from road, San Gabriel Mtns. 915 Comment
  SD124039  Ceanothus megacarpus var. insularis James Henrickson Jan 1973 8120 Los Angeles Santa Catalina Island, 2 air miles WNW of Avalon Comment
  CAS-BOT-BC51437  Ceanothus megacarpus var. megacarpus Geo. B. Grant 1901-4-21 s.n. Los Angeles Griffith Park Comment
  SBBG95465  Ceanothus megacarpus var. megacarpus M. B. Dunkle 1928-2-19 1708 Los Angeles Cape Cyn Comment
  UC1070895  Ceanothus megacarpus var. megacarpus A. D. Gifford 1934-4-24 153 Los Angeles w of Castro Peak; Truinfo Pass quad. 762 Comment
  LA43646  Ceanothus oliganthus W. R. Ernst; April 1947 sn Los Angeles San Gabriel Mountains, San Gabriel Canyon Comment
  POM156312  Ceanothus spinosus L. R. Abrams 1903-3-11 3115 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  UCR205536  Celtis australis A. C. Sanders, T. B. Salvato 2009-5-21 36895 Los Angeles San Gabriel Valley, Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 70 Comment
  RSA430480  Cenchrus echinatus A. C. Sanders 1987-10-13 7425 Los Angeles El Segundo Dunes, W of L.A. International Airport and Pershing Drive., (Near 33 deg 56'N, 118 deg 26'W.) 38 Comment
  UCD57900  Cenchrus spinifex T. C. Fuller 1958-8-6 3960 Los Angeles 9 miles west Lancaster, 1/4 mile south of Avenue I, west of 90th St. East. Comment
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Jun 2 2015
  CATA793  Centaurea melitensis Mark L. Hoefs, Robert Given 1991-6-12 1361 Los Angeles Santa Catalina Island: Near road above Salta Verde Beach 176 Comment
  RSA765310  Centaurea melitensis Doris Bowers 1957-6-22 928 Los Angeles Arroyo Seca, Pasadena. 457 Comment
  SBBG54444  Centaurea melitensis J. Hoskins 1964-5-14 12 Los Angeles The "Wash", Pomona College, Claremont 335 Comment
  UC444841  Centaurium venustum I. J. Condit Los Angeles San Dimas Comment
  UCR179295  Centranthus ruber R. G. Swinney 1989-7-13 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon. Lewis Paul Falls 518 Comment
  RSA605825  Centranthus ruber Louis C. Wheeler 1966-10-27 9091 Los Angeles N-facing cliff 200 yards inside mouth of San Gabriel Canyon. Comment
  SBBG13647  Centranthus ruber P. H. Raven 1962-5-20 17764 Los Angeles just E of Avalon on Pebbly Beach Rd Comment
  CAS-BOT-BC279111  Centromadia pungens subsp. laevis Grant 1901-7-17 s.n. Los Angeles Pasadena Comment
  CATA291  Centromadia pungens subsp. pungens Mark L. Hoefs 1973-6-4 309 Los Angeles Santa Catalina Island: Field above golf course #4 green, Avalon Canyon 53 Comment
  RSA0116282  Centrostegia thurberi R. G. Swinney 2010-6-1 13173 Los Angeles San Gabriel Mountains; Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  UCD170164  Centrostegia thurberi R. G. Swinney 2009-5-6 10671 Los Angeles Transverse Range; San Gabriel Mtns./ Western Mojave Desert: Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. Palmdale, Juniper Hills, and Pacifico Mtn. 7.5' Quads. 963 Comment
  CATA188  Cerastium glomeratum Mark L. Hoefs, A. Douglas Propst 1973-4-6 157 Los Angeles Santa Catalina Island: Middle of Cape Canyon 304 Comment
  UCR142795  Ceratophyllum demersum L. C. Wheeler 1933-10-22 2196 Los Angeles San Gabriel Mountains, Crystal Lake 1707 Comment
  RSA596060  Cercocarpus betuloides var. betuloides Tim S. Ross, J. Mark Porter 1995-5-4 8429 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  UC72967  Cercocarpus betuloides var. betuloides Pupils of Los Angeles High School June 1904 Los Angeles near Los Angeles Comment
  UCD22491  Cercocarpus betuloides var. blancheae Brian Vanden Heuvel 2003-5-8 220 Los Angeles Santa Monica Mountains. On Decker Rd., 1 mile north of junction of Mulholland Hwy. and Decker Rd. Comment
  CAS-BOT-BC143813  Cercocarpus ledifolius var. ledifolius Joseph Andorfer Ewan; Nesta Ewan 1936-8-14 10069 Los Angeles Crest of ridge E. of Mt. Hawkins summit, San Gabriel Mts. 2499 Comment
  SEINET6048893  Cercocarpus montanus Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  JEPS8904  Chaenactis artemisiifolia Frank W. Peirson 1918-6-28 242 Los Angeles foothills e of Rubio Canyon; San Gabriel Mountains 609 Comment
  UCR197175  Chaenactis artemisiifolia Valerie Soza, LeRoy Gross 2001-5-9 1203 Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 244 Comment
  UCD130217  Chaenactis artemisiifolia Daryl Koutnik; Vickie Dawes 1978-5-12 2 Los Angeles Decker Road, south of Carlisle Road. 487 Comment
  UCD130222  Chaenactis artemisiifolia Gene Urcan; Kevin Todd 1997-4-11 s.n. Los Angeles The Santa Monica Mountains along Mulholland Hwy about 2 miles past stunt road. Comment
  UCSB42018  Chaenactis artemisiifolia Corlett, David 1979-4-29 Los Angeles 2 miles north of junction Highway 23 and Highway 1 Comment
  IRVC27309  Chaenactis glabriuscula A. C. Sanders, Mark Elvin, et al. 2003-4-14 25950 Los Angeles Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River NE end of Santa Susana Mtns. 351 Comment
  SD40448  Chaenactis glabriuscula Edith A. Purer 1933-5-30 4995 Los Angeles Playa del Rey. Comment
  CAS-BOT-BC277330  Chaenactis glabriuscula var. glabriuscula John Thomas Howell 1930-5-12 4877 Los Angeles 1 mile north of Acton Comment
  RSA0096982  Chaenactis glabriuscula var. glabriuscula Richard G. Swinney 2011-5-31 14905 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA659953  Chaenactis glabriuscula var. glabriuscula Orlando Mistretta 1992-5-18 345 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  RSA587113  Chaenactis glabriuscula var. glabriuscula Orlando Mistretta 1995-4-21 1641 Los Angeles San Gabriel Mountains, Little Rock Creek, un-named Canyon draining the west slopes of Little Rock Creek Canyon 0.5 mile N of Kitter Canyon 1280 Comment
  UC1262283  Chaenactis glabriuscula var. glabriuscula Jack Delaini 1974-5-9 188 Los Angeles on e ridge of canyon Lodi Canyon; Angeles National Forest, San Dimas Experimental Forest, Lodi 533 Comment
  RSA708765  Chamaesyce melanadenia Valerie L. Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1147 Los Angeles Upper slopes of McDonald Creek. 427 Comment
  RSA70534  Chamaesyce melanadenia F. W. Peirson 1919-1-25 310 Los Angeles Arroyo Seco, near Pasadena 381 Comment
  RSA306173  Chamaesyce parishii Fay A. MacFadden 1935-4-16 13552 Los Angeles Hillsides and among rocks, between Furnace C. Inn and Bad Waters Death valley. Comment
  RSA644179  Chamaesyce polycarpa var. polycarpa M. Bisbee 1915-5-1 s.n. Los Angeles Canyon in hills, north of Eagle Rock. Comment
  RSA737901  Chamaesyce prostrata LeRoy Gross 2008-9-1 3574 -b Los Angeles Yard in La Verne, off Brassie Street, east of Esperanza Drive. Northeast of Live Oak Reservoir. 396 Comment
  LA32301  Chamaesyce serpens Peter H. Raven; 1959-10-25 14708 Los Angeles SANTA MONICA MOUNTAINS, Morning View Drive above Zuma Beach, Malibu. 60 Comment
  UC110667  Chamaesyce serpyllifolia Ernest Braunton 1901-8-5 122 Los Angeles Cienega Comment
  CHSC24454  Cheilanthes covillei G. R. Pintler 1976-4-16 13 Los Angeles Ca. 5.2 mi w of Junc of Mt. Baldy Rd and Glendora Ridge Rd, ca. 2 m s of Glendora Ridge Rd, ca. 2 mi w of Sunset Peak. 914 Comment
  POM680  Chenopodium ambrosioides W. R. Shaw 1900-7-3 s.n. Los Angeles Claremont. 365 Comment
  RSA0048210  Chenopodium ambrosioides L. E. Hoffman 1963-7-7 s.n. Los Angeles Malibu Lagoon. 0 Comment
  RSA748999  Chenopodium berlandieri A. C. Sanders, T. B. Salvato 2009-5-21 36901 Los Angeles Whittier Narrows, between San Gabriel River and Rio Hondo, west side of Hwy 19 (Rosemead Blvd.) along road to shooting area, S of Hwy 60 along SCE powerlines 64 Comment
  UCR277094  Chenopodium berlandieri R. G. Swinney 2010-10-5 13993 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  RSA601746  Chenopodium botrys L. C. Wheeler 1966-10-22 9050 Los Angeles Grandad's Ranch, Aliso Canyon. Comment
  RSA640297  Chenopodium californicum L. C. Wheeler 1973-4-7 s.n. Los Angeles Kentucky Springs Canyon. 1219 Comment
  RSA631998  Chenopodium californicum L. C. Wheeler 1973-4-21 s.n. Los Angeles 47th. Street east and Barrel Springs road. Comment
  RSA0115076  Chenopodium macrospermum Steven A. Junak 2000-10-12 SCa- 1411 Los Angeles Santa Catalina Island. On N side of Thompson Reservoir. 195 Comment
  RSA777213  Chenopodium pratericola Orlando Mistretta, Christine Mistretta 2010-5-19 5129 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  RSA792020  Chenopodium pratericola Jane Tirrell 2012-8-20 LS 0167 Los Angeles South side California State Route 2 approx. 2 mi west of Dawson Saddle 2256 Comment
  UCR205730  Chenopodium pumilio A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37014 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  RSA585024  Chenopodium pumilio T. S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: Indian Hill Mesa. 405 Comment
  UCR84563  Chenopodium rubrum T. S. Ross 1994-9-21 8334 b Los Angeles San Gabriel Mtns., 'Cow Spring Pond': sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the south side of W Oakdale Canyon Rd, c. 100 m west of the Cow Spring Drainage. 1155 Comment
  UCD138443  Chlorogalum pomeridianum Louis C. Wheeler 1947-4-20 6469 Los Angeles San Gabriel Mountains. South side of Millard Canyon; ca. 1/4 mile westerly from Lincoln Avenue Water Company Reservoir. 609 Comment
  RSA601192  Chlorogalum pomeridianum var. pomeridianum Louis C. Wheeler 1967-6-27 9918 Los Angeles San Gabriel Mountains : North side Sunset Ridge, NE of Cogswell Reservoir. 640 Comment
  UCR259564  Chorizanthe coriacea R. G. Swinney 2010-4-1 12132 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
  CAS-BOT-BC257278  Chorizanthe parryi var. fernandina Mark A. Elvin 2003-4-24 2527 Los Angeles Santa Clara River Valley: Valencia, Newhall Ranch, entrance to Magic Mountain Theme Park, survey area 62 549 Comment
  UCR167546  Chorizanthe spinosa S. J. Myers 2005-5-11 s.n. Los Angeles Western Mojave Desert, NE of Lancaster, SW of the intersection of Avenue H and 10th Street, 120 acre area near landing strip 720 Comment
  CAS-BOT-BC244729  Chorizanthe staticoides G. B. Grant 1901-4-7 s.n. Los Angeles Laurel Canyon [Canon] Comment
  CAS-BOT-BC244802  Chorizanthe staticoides Samuel B. Parish 1887-6-1 1999 Los Angeles Plants of Southern California Comment
  POM6770  Chorizanthe staticoides P. A. Munz 1919-5-14 2791 Los Angeles Claremont. Comment
  RSA187464  Chorizanthe staticoides Peter H. Raven 1962-5-1 17519 Los Angeles Mulholland Highway just east of junction with Decker Road, Santa Monica Mountains 488 Comment
  SBBG16973  Chorizanthe staticoides M. Vincent 1962-5-25 256 Los Angeles 2 mi E of Malibu Cyn Rd, Piuma Rd Comment
  UC52638  Chorizanthe staticoides Samuel B. Parish June 1887 1988 Los Angeles San Francisquito Canyon Comment
  UCR89952  Chorizanthe staticoides Scott D. White, Chet McGaugh 1995-6-6 3218 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  RSA748407  Chorizanthe watsonii Justin M. Wood 2009-6-1 784 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  SBBG62338  Chorizanthe watsonii R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  RSA190996  Chorizanthe xanti Robert F. Thorne 1963-7-11 32779 Los Angeles Along road to Upper Shake Campground, ca. 3 miles W of Lake Hughes, Angeles National Forest. Comment
  RSA593003  Chorizanthe xanti var. xanti Steve Boyd, Orlando Mistretta 1996-5-1 8733 Los Angeles Liebre Mountains, rugged hills between Soledad Canyon Agua Dulce, west of Young Canyon along the Pacific Crest Trail. 854 Comment
  UCR228424  Chorizanthe xanti var. xanti Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-21 8053 Los Angeles Lower south foothills of Sierra Pelona, 500 m N of Governor Mine, 800 m E of Red Rover Mine Rd, and 2.2 km N of I-14/Sierra Highway 1110 Comment
  CAS-BOT-BC36283  Chrysolepis sempervirens LeRoy Abrams; E. A. McGregor 1908-7-3 608 Los Angeles North Baldy Mountain, San Gabriel Mountains 2590 Comment
  SEINET4082246  Cinnamomum camphora O. M. Clark 1936-1 7522 Los Angeles Orchard Avenue, Los Angeles. 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
  RSA225680  Cirsium occidentale var. californicum R. F. Thorne, A. C. Gibson 1971-5-22 39720 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  RSA670310  Cirsium occidentale var. californicum Joseph M. Keefe 2001-3-19 31150 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
  CAS-BOT-BC285588  Cirsium occidentale var. occidentale Timothy S. Ross; J. Mark Porter 1995-5-4 8508 Los Angeles Liebre Mountains. Texas Canyon: ca 2.8 road miles NE of Bouquet Canyon Road 609 Comment
  LA200184  Cirsium occidentale var. occidentale Carl Epling; M. Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  SD143565  Cirsium vulgare R. D. Goeden, D. W. Ricker 1972-5-19 Los Angeles San Jose Hills: Bonelli Regional Park, south of Puddingstone Reservoir, along Via Verde, 0.5 mile east of 210 Freeway, between Pomona and San 305 Comment
  UCR209851  Cirsium vulgare R. G. Swinney 2008-7-13 9185 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, east fork of Bell Canyon at debris basin 756 Comment
  CDA7422  Cirsium vulgare Hibbs 1957-8-6 Los Angeles 17100 Bloomfield. 0 Comment
  RSA599488  Cistanthe monandra Steve Boyd, Lauren Raz 1997-3-25 9313 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  RSA165713  Cistanthe monandra Brian C. Miller, W. Griesel 1963-7-2 s.n. Los Angeles Radio Towers, Liebre Mountain. 1768 Comment
  RSA562561  Cistanthe monandra Steve Boyd, W. Appleby 1993-4-22 7975 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Along Whitney Canyon Road, near the western boundary of the Forest. 732 Comment
  RSA522929  Citrullus lanatus Tim Ross, Orlando Mistretta 1990-10-24 3290 Los Angeles E fork of the San Gabriel River. .35 mi. W of Williams Flat. Comment
  UCR172457  Clarkia Anuja Parikh, Nathan Gale 2005-7-20 2147 Los Angeles Santa Susanna Mtns., Newhall Ranch, uppermost Potrero Canyon, study area 21 488 Comment
  RSA0113889  Clarkia Steven A. Junak 1999-5-21 SCa- 973 Los Angeles Santa Catalina Island. In upper reaches of Coffee Pot Canyon, near benchmark 1723, N facing slope. Comment
  CAS-BOT-BC172446  Clarkia bottae Parish 1900-4-15 9964 Los Angeles Old Wilson Trail Comment
  RSA547804  Clarkia bottae Tim S. Ross, Peter Fritsch 1990-6-20 3620 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  POM246438  Clarkia epilobioides F. R. Fosberg 1931-4-10 S- 4549 Los Angeles Avalon Canyon, Santa Catalina Island. 140 Comment
  RSA0089480  Clarkia epilobioides Steven A. Junak, Keri Kirkland 1998-4-30 SCa- 582 Los Angeles Santa Catalina Island. Along N side of ridge on N side of Hamilton Canyon. 243 Comment
  UCR149772  Clarkia purpurea Scott D. White, Pam Devries 2004-5-18 10436 Los Angeles Western Transverse Ranges, Eastern Santa Susana Mtns. West of the I-5 Fwy, c. 4 mi N of the I-5 / SH-14 jtn. and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges 518 Comment
  SBBG60314  Clarkia purpurea subsp. purpurea R. Hoffmann 1927-6-14 Los Angeles Elizabeth Lake Comment
  SBBG31231  Clarkia purpurea subsp. quadrivulnera R. F. Thorne 1965-5-10 34518 Los Angeles near upper end of Gallagher Cyn 426 Comment
  RSA225691  Clarkia unguiculata Robert F. Thorne, Arthur C. Gibson 1971-5-22 39729 Los Angeles San Gabriel Mts., Angeles National Forest: Fish Canyon 290 Comment
  RSA448593  Clarkia unguiculata L. E. Hoffman 1927-8-19 s.n. Los Angeles Clear Creek, Angeles National Forest. Comment
  RSA4558  Clarkia unguiculata B. Thoele, H. Thoele 1932-05 s.n. Los Angeles Malibu Lake, Santa Monica Mtns. Comment
  UC129020  Clarkia unguiculata H. M. Hall and H. P. Chandler 1906-6-12 7405 Los Angeles near Saugus 381 Comment
  UCR126738  Claytonia parviflora A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26238 Los Angeles Western San Gabriel Mtns., Charlie Canyon, Castaic Mesa area, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch 366 Comment
  UCR153578  Claytonia parviflora A. C. Sanders, T. B. Salvato 2005-4-26 29712 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
  UCR252556  Claytonia parviflora R. G. Swinney 2010-5-11 12670 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  UCR85807  Claytonia parviflora subsp. utahensis T. S. Ross, Steve Boyd, L. Arnseth 1991-4-29 4848 Los Angeles Parker Mountain, on the N and NE slopes 1220 Comment
  RSA748742  Claytonia perfoliata R. G. Swinney 2008-3-31 8586 Los Angeles Glendora Mountain summit 1003 Comment
  RSA654268  Claytonia perfoliata Monica Acosta 1998-5-26 33 Los Angeles Parking lot J at California State Polytechnic University(Cal Poly Pomona) 226 Comment
  POM158016  Claytonia perfoliata subsp. mexicana M. B. Dunkle 1928-3-31 1797 Los Angeles Santa Catalina Island. Cottonwood Canon 183 Comment
  RSA466686  Claytonia perfoliata subsp. mexicana C. B. Liter, J. A. Powell?? 1928-4-3 s.n. Los Angeles Santa Catalina Island. West of St. Catherine Hotel. Comment
  RSA15255  Clematis lasiantha Fay A. MacFadden 1931-05 3007 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  RSA598220  Clematis ligusticifolia Sara L. Crockett, Steven A. Junak, Mark Hoefs, Gary Allen 1996-10-31 554 Los Angeles Santa Catalina Island. Junction of Lower Cape Canyon and Middle Canyon. 171 Comment
  RSA755851  Clematis ligusticifolia R. G. Swinney 2008-7-2 9128 Los Angeles north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon. 1939 Comment
  UCR146693  Clematis ligusticifolia Scott D. White 2004-8-20 10739 Los Angeles San Gabriel Mtns, Upper Big Tujunga Canyon: south of Upper Big Tujunga Canyon. Road, c. 4 air mi NW of the junction with Angeles Crest Hwy 1159 Comment
  CAS-BOT-BC423116  Cleomella obtusifolia Roxana S. Ferris 1918-6-19 912 Los Angeles Lancaster Comment
  UC40887  Coffea arabica J. Burtt Davy Octo. 1896 Los Angeles Grown in the open, Hollywood near Los Angeles Comment
  UCR264700  Collinsia bartsiifolia Mitch Provance, Callen Huff 2009-4-28 10734 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
  LA201520  Collinsia heterophylla Arthur C. Gibson; 2003-4-29 4872 Los Angeles 350 Comment
  RSA408276  Collinsia heterophylla F. E. Durkee 1906-5-30 s.n. Los Angeles Hollywood Canyon Comment
  SDSU10583  Collinsia heterophylla R. M. Beauchamp 1967-3-18 269 Los Angeles Growing on grassy slopes of canyon below Lemon Tank. San Clemente Island. Comment
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May 16 2008
  SFV3352  Collinsia heterophylla M. L. Vincent 1961-4-22 44 Los Angeles Santa Monica Mountains Mulholland Highway, 0.25 miles west of Seminole Hot Springs. Roadside. Comment
  UCR219295  Commelina benghalensis Lorraine Weller 2010-8-20 082010- 14 Los Angeles Los Angeles, Koreatown area, Rosewood Community Gardens, 4160 1/2 Rosewood Ave. 84 Comment
  SD90474  Constancea nevinii Robert F. Thorne 1966-4-15 36011 Los Angeles San Clemente Island; 0.5 mile southsoutheast of Eel Point, southwest side of island. Comment
  CATA1114  Convolvulus arvensis Mark L. Hoefs 1995-5-23 2078 Los Angeles Santa Catalina Island: Lower Middle Ranch Canyon, near road to Bulrush Canyon 115 Comment
  UCR273944  Convolvulus arvensis Mitch Provance 2013-6-3 613- 34 Los Angeles Pomona, near border of Chino and San Bernardino Co., west of intersection of Ficus St. and Riverside Dr. 227 Comment
  NY643123  Convolvulus arvensis G. T. Hastings 1938-9-10 s.n. Los Angeles Comment
  RSA202470  Convolvulus arvensis R. L. Armacost 1963-6-10 1674 Los Angeles SMCC campus weed, Santa Monica Comment
  CLARK-A1528-2150  Conyza bonariensis John C. Roos 1942-9-26 1713 Los Angeles Westwood Village Comment
  RSA0088138  Conyza bonariensis Steven A. Junak 1998-10-21 SCa- 816 Los Angeles Santa Catalina Island: White's Landing, just inland from buildings. 6 Comment
  SEINET10808297  Conyza bonariensis David B. Dunn 1947-7-20 Dunn 2995 Los Angeles Collected at 316 North Avenue 50. Comment
  POM355974  Coreopsis bigelovii Ora M. Clark 1920-3-30 1900 Los Angeles W Lancaster Comment
  RSA616307  Coreopsis bigelovii Scott D. White, Pam De Vries 1998-4-20 6332 Los Angeles Soledad Canyon area: Proposed quarry area N of Soledad Canyon Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 580 Comment
  RSA716517  Coreopsis bigelovii Scott D. White, Pam De Vries 2006-5-10 11441 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
  RSA613162  Coreopsis calliopsidea P. A. Munz 1931-3-28 2574 Los Angeles Near Palmdale. Comment
  UC450879  Coreopsis calliopsidea Fay A. Macfadden 1937-3-29 2574 Los Angeles near Palmdale; Mohave Desert Comment
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Feb 10 2016
  CAS-BOT-BC105652  Corethrogyne filaginifolia F. Grinnell Jr. 1917-8-27 s.n. Los Angeles Upper Arroyo Seco Canyon [Canon], San Gabriel Mountains Comment
  RSA455853  Corethrogyne filaginifolia Anonymous 1924-1 s.n. Los Angeles Crescenta. Comment
  SBBG22427  Corethrogyne filaginifolia H. and M. Dearing 1944-5-10 5890 Los Angeles Charlton Flats, Angeles Crest Hwy Comment
  SBBG60706  Corethrogyne filaginifolia R. Hoffmann 1927-8-31 Los Angeles NE of Acton Comment
  UC895244  Corethrogyne filaginifolia F. R. Fosberg 1931-7-11 S 5375 Los Angeles Middle Ranch Canyon at the mouth of Cape Canyon; Santa Catalina Island 200 Comment
  RSA133819  Corethrogyne filaginifolia var. filaginifolia H. J. Thompson 1958-10-10 1808 Los Angeles 0.5 mile E of Peak, Saddle Peak. 701 Comment
  RSA187984  Cortaderia selloana R. F. Thorne, Percy C. Everett 1965-6-22 34870 -B Los Angeles Santa Catalina Island: beyond Lookout Point 30 Comment
  UCR95170  Cotoneaster pannosus L. C. Wheeler 1970-1-4 s.n. Los Angeles Transverse Range; San Gabriel Mtns., Santa Anita Canyon, just upstream from Winter Creek 549 Comment
  CAS-BOT-BC287263  Cotula australis Louis C. Wheeler 1932-5-7 687 Los Angeles UCLA Campus, West Los Angeles 137 Comment
  CATA434  Crassula connata Sara L. Crockett, Mark Elvin 1997-3-17 572 Los Angeles Santa Catalina Island: Top of SE-trending ridge, overlooking road 1.25 miles along Cape Canyon Road from jct. with Middle Ranch Road 381 Comment
  RSA594736  Crassula connata T. S. Ross 1995-4-7 8351 Los Angeles Old Ridge Route: 3.95 miles N of its junction with Lake Hughes Road, W of Castaic Lake on ridge dividing Marple Canyon from Grasshopper Canyon. 619 Comment
  RSA678212  Crassula connata Valerie L. Soza, LeRoy Gross 2001-4-18 1138 Los Angeles Santa Anita 1999 Fire area, between Little Santa Anita and Santa Anita Canyons. 716 Comment
  SBBG37879  Crassula connata R. Moran 1941-2-19 568 Los Angeles Middle Ranch Comment
  RSA423435  Crassula connata var. erectoides B. C. Templeton 1968-2-25 11395 Los Angeles Collected near the isthmus, Santa Catalina Island 6 Comment
  SEINET10743132  Cressa truxillensis J. Richard Abbott, B. S. Carlsward 1999-6-25 Abbott 12869 Los Angeles Greater Los Angeles, north Long Beach, on S side of the Pacific Coast Highway (CA 1) a little E of canal just E of underpass with I-710, close to junction with San Francisco Avenue. Comment
  UC879476  Cressa truxillensis L. W. Nuttall 804 Los Angeles Santa Catalina Isl. Comment
  SBBG18719  Crocanthemum greenei E. R. Blakley 1963-4-10 5580 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  CAS-BOT-BC175834  Crossosoma californicum Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Isl. Comment
  SBBG128306  Crossosoma californicum S. Lawrence-Gomez, A. Cheung, D. Kasang, M. Zou, S. Ratay 2011-7-8 35 Los Angeles Deer Valley Trail 92 Comment
  UC729577  Crossosoma californicum Carl B. Wolf 1932-5-9 3500 Los Angeles junction of Upper Pebbly Beach Rd and road to Renton Mine; Santa Catalina Island 121 Comment
  POM93651  Crossosoma californicum George B. Grant 1898-2-19 6408 Los Angeles Santa Catalina Island Comment
  UCR131446  Croton californicus Alison Lipman 1998-4-24 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  UCR210420  Croton californicus R. G. Swinney 2008-12-4 9931 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  UCR261774  Cryptantha R. G. Swinney 2010-5-11 12673 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
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Feb 19 2020
  UCR274876  Cryptantha R. G. Swinney 2010-3-24 12078 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
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Dec 7 2018
  RSA763225  Cryptantha barbigera Justin M. Wood 2010-5-10 1591 Los Angeles San Gabriel Mountains: Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  RSA756949  Cryptantha barbigera Orlando Mistretta, Christine Mistretta 2008-4-16 2474 Los Angeles San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 23 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1142 Comment
  CAS-BOT-BC189390  Cryptantha circumscissa Ira L. Wiggins 1966-4-15 20591 Los Angeles Immediately E of J. F. L. Motel, Pearblossom. Mohave [Mojave] Desert Comment
  SD237363  Cryptantha circumscissa R. G. Swinney 2009-4-28 10522 Los Angeles Transverse Range; San Gabriel Mountains: summit of Mt. Emma. 1584 Comment
  UC57038  Cryptantha circumscissa H. M. Hall May 1 1902-May 3 1902 3091 Los Angeles vicinity Elizabeth Lake; Antelope Valley, Pine Canyon 1219 Comment
  UCR170401  Cryptantha circumscissa John F. Green 2006-3-15 s.n. Los Angeles Mojave Desert, between Llano and Pearblossom, Hwy 138 at Big Rock Wash crossing, both sides of wash in zone being cleared for highway widening 963 Comment
  RSA747746  Cryptantha clevelandii Scott D. White, J. Wood, J. Miner 2009-5-12 12706 Los Angeles Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. 549 Comment
  SBBG95479  Cryptantha clevelandii M. B. Dunkle 1929-4-7 2097 Los Angeles near sea, White's Landing Comment
  POM368354  Cryptantha clevelandii James B. McNair 1934-4-16 s.n. Los Angeles El Segundo. Comment
  RSA587125  Cryptantha clokeyi Orlando Mistretta, Steve D. Boyd 1995-5-23 1733 Los Angeles Bare Mountain canyon. Slopes on E side of main drainage. 1357 Comment
  RSA499625  Cryptantha decipiens Robert Gustafson, Gary D. Wallace 1982-4-26 2552 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 975 Comment
  RSA656413  Cryptantha intermedia Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 679 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. Area burned in August 1999. 579 Comment
  RSA0016890  Cryptantha intermedia F. L. Robinson, Crocker 1916-3-28 998 Los Angeles Santa Ana Mts; hillsides of Burton Canyon Comment
  RSA159346  Cryptantha intermedia P. H. Raven 1962-4-10 17219 Los Angeles Along summit ridge about 2 miles north of Thirst, San Clemente Island 488 Comment
  RSA251524  Cryptantha intermedia R. F. Thorne 1973-4-11 42782 Los Angeles San Clemente Island; small pools in gully at head of Middle Ranch Canyon in grassy plateau. 427 Comment
  RSA0075631  Cryptantha intermedia var. johnstonii P. H. Raven 1959-4-18 13996 Los Angeles Santa Monica Mountains, Point Dume, sandy fields behind point. 24 Comment
  RSA0075632  Cryptantha intermedia var. johnstonii R. F. Thorne, M. Z. Thorne 1971-4-25 41333 Los Angeles San Gabriel Mountains: Johnson's Pasture north of Claremont. 609 Comment
  RSA0009292  Cryptantha maritima R. F. Thorne 1965-5-11 34577 Los Angeles Santa Catalina Island. N side of N beach of Little Harbor. 15 Comment
  UCR252053  Cryptantha micromeres Dan S. Cooper 2013-4-22 413- 60 Los Angeles Western Transverse Range; Hollywood Hills, Hollywood Reservoir, Montlake Dr. at Canyon Lake Dr., NE side of reservoir 233 Comment
  RSA164789  Cryptantha microstachys Wesley O. Griesel 1961-5-19 341 Los Angeles State Hwy 2, La Canada Burn, San Gabriel Mts. 609 Comment
  RSA748196  Cryptantha microstachys Scott D. White, Justin M. Wood 2009-5-6 12647 Los Angeles San Gabriel River- West Fork, dirt road between Cogswell Dam and fill slope on the S side of Cogswell Reservoir. 726 Comment
  RSA499677  Cryptantha microstachys Fordyce Grinnell Jr. 1910-04 s.n. Los Angeles San Rafael Hills, Pasadena Comment
  SFV16882  Cryptantha muricata J. N. Hogue, B. Houck, B. Kanno 1997-6-18 84 .9 Los Angeles San Gabriel Mountains Gleason Canyon, near Mount Gleason. Roadside. 1700 Comment
  UC1595210  Cryptantha muricata Tim Ross and Peter Fritsch 1990-6-20 3671 Los Angeles ridgetop between West Fork San Gabriel River and Roberts Canyon (Rincon-Red Box Rd (2N24)); San Gabriel Mountains 1255 Comment
  UCR114179  Cryptantha muricata A. C. Sanders, D. Malueg 1998-6-24 22087 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
  UCR129933  Cryptantha muricata Orlando Mistretta, Steve Boyd, D. L. Banks 1994-4-29 1110 Los Angeles San Gabriel Mountains, Santiago Canyon, ridge on the W edge of Santiago Canyon watershed north of Forest Road 4N20 1372 Comment
  UCR190276  Cryptantha muricata R. G. Swinney 1998-8-1 6630 Los Angeles San Gabriel Mtns., Vincent Gulch, 1.2 miles SE of Vincent Gap Trail Head, c. 2 miles east of the summit of Mt. Baden-Powell 1631 Comment
  UCR223338  Cryptantha muricata R. G. Swinney 2009-5-20 10853 B Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  UCR260334  Cryptantha muricata R. G. Swinney 2010-5-4 12541 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
  UCR65546  Cryptantha muricata T. S. Ross, Steve Boyd 1990-5-14 2499 Los Angeles San Gabriel Mtns., San Gabriel Mountains, Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District 1073 Comment
  RSA0078896  Cryptantha muricata var. denticulata T. S. Ross, Peter W. Fritsch, Steve D. Boyd, Orlando Mistretta 1990-6-22 3759 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  UCR273293  Cryptantha muricata var. denticulata R. G. Swinney 2011-10-18 15842 Los Angeles San Gabriel Mountains, 100 m NE of Switzer Picnic Area, in Colby Cyn. near confluence w/ Arroyo Seco, c. 0.15 km south of Angeles Crest Hwy/SR 2 1021 Comment
  RSA0079215  Cryptantha muricata var. muricata Orlando Mistretta, Christine Mistretta 2010-5-20 5162 Los Angeles San Gabriel Mountains region: Aliso Creek, slopes W of Angeles Forest Hwy., 0.6 miles S of jct. with Aliso Cyn. Rd. 1280 Comment
  RSA0079219  Cryptantha muricata var. muricata R. F. Thorne, C. W. Tilforth, et al. 1972-6-29 42106 Los Angeles San Gabriel Mountains, Angeles National Forest: c. 2.0 mi SE of Valyermo on road to Jackson Lake. 1433 Comment
  RSA0079604  Cryptantha muricata var. muricata L. C. Wheeler 1967-5-18 9616 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  RSA0113377  Cryptantha nevadensis var. rigida LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7555 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  RSA570198  Cryptantha nevadensis var. rigida T. S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 5036 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash 841 Comment
  RSA594674  Cryptantha nevadensis var. rigida L. C. Wheeler 1967-5-9 9376 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  RSA702539  Cryptantha nevadensis var. rigida Scott D. White 2004-5-5 10286 Los Angeles Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  RSA747132  Cryptantha oxygona R. G. Swinney 2008-5-8 8814 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  RSA670644  Cryptantha similis B. C. Templeton 1932-6-1 4876 Los Angeles West Blue Ridge, Big Pines Park 2194 Comment
  RSA589101  Cryptantha simulans Orlando Mistretta 1994-7-1 1393 Los Angeles San Gabriel Mountains: Santiago Canyon. Sheep Camp Spring, Northwest of summit of Pacifico Mountain. 1921 Comment
  UCR149524  Cryptantha simulans R. G. Swinney 1997-6-25 5651 Los Angeles San Gabriel Mtns., west of Wrightwood, Blue Ridge Trail area, 0.2 mi. SE of Hwy 2 at Blue Ridge Trail 2134 Comment
  SD249169  Cryptantha wigginsii Michael G. Simpson, Lori L. Simpson 2012-4-21 3682 Los Angeles Santa Catalina Island. West-facing road cut, on road between Cherry Cove and Howland's Landing. 50 Comment
  RSA394302  Cucurbita foetidissima Clare, G. R. Johnstone 1931-4-26 s.n. Los Angeles Playa del Rey. Comment
  UC1506396  Cupressus F. Boutin 1977-1-23 Los Angeles near Hill Ave. (on Washington Blvd., on n side of street); Pasadena Comment
  CAS-BOT-BC224477  Cuscuta californica Le Roy Abrams 1900-8-9 877 Los Angeles San Gabriel Canon [Canyon] Comment
  RSA409766  Cuscuta campestris George B. Grant 4541 Los Angeles Santa Catalina Island Comment
  UCR182894  Cuscuta indecora var. neuropetala T. C. Fuller 1958-8-5 3970 Los Angeles Western Mojave Desert; Antelope Valley, north side Avenue K, east of 30th St. [East], Lancaster 739 Comment
  LA210110  Cuscuta subinclusa Louis C. Wheeler; 1933-12-21 2333 Los Angeles San Gabriel Mountains, W side mouth Big Santa Anita Canyon 335 Comment
  RSA483547  Cynodon dactylon G. J. Hollenberg 1928-7-16 s.n. Los Angeles Near Venice. Comment
  UCR209624  Cynodon dactylon R. G. Swinney 2008-12-2 9909 Los Angeles San Gabriel Mtns., mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 177 Comment
  RSA0046772  Cynodon dactylon Dan Milojevich 1981-5-17 44 Los Angeles Open field at N. corner of Santa Anita & Valley Blvd. Comment
  RSA786841  Cynosurus echinatus LeRoy Gross 2012-6-17 5551 Los Angeles Along trail and benches of the creek bottom, near Idlehour campground. In upper Eaton Canyon. 808 Comment
  SD252222  Cyperus Steven A. Junak 1999-5-8 Sca 911 Los Angeles Santa Catalina Island. Lower part of Fern Canyon, just 0.3 mile upstream from junction with Cottonwood Canyon. 121 Comment
  CATA1352  Cyperus eragrostis Mark L. Hoefs, Robert F. Thorne 1995-7-26 2459 Los Angeles Santa Catalina Island: Middle Canyon in stream bed just below reservoir 169 Comment
  UCR168542  Cyperus erythrorhizos L. C. Wheeler 1932-9-19 1390 Los Angeles Los Angeles Basin, Los Angeles River at Los Feliz Blvd. 122 Comment
  RSA600441  Cyperus esculentus L. C. Wheeler 1932-8-9 1127 Los Angeles 2 miles SW [of] Azusa 107 Comment
  SBBG133414  Cyperus esculentus J. Savage, J. Lambert 1525-Aug-2003 10 -2003 Los Angeles sand pile at VC3 259 Comment
  UCR126551  Cyperus esculentus Mark A. Elvin, Kim Marsden 2003-8-8 2977 Los Angeles Santa Clarita Valley, Newhall Ranch, Santa Clara River, c. 100 m east of the Ventura Co. line 290 Comment
  RSA0089520  Cystopteris fragilis R. G. Swinney 2011-8-17 15622 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  RSA507546  Cystopteris fragilis L. C. Wheeler 1967-9-2 10618 Los Angeles San Gabriel Mountains: Devil's Canyon, ca. 1/4 mile downstream from Devil's Canyon-Little Bear Creek Saddle 1951 Comment
  RSA729207  Cystopteris fragilis R. G. Swinney 1998-10-3 6996 Los Angeles upper Fish Fork San Gabriel River, c. 1/2 mi. east (upstream) from Upper Fish Fork Campgroun, tributary from N side of San Antonio Ridge. 1939 Comment
  UCR79374  Cystopteris fragilis Steve Boyd, W. Appleby 1993-4-22 7989 Los Angeles Western San Gabriel Mtns., north of Sylmar & south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Near Los Pinetos Spring, at the head of Los Pinetos Canyon 976 Comment
  RSA601030  Cystopteris fragilis L. C. Wheeler 1966-9-21 8918 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring 2439 Comment
  JEPS23134  Datisca glomerata Rimo Bacigalupi with Reino Alava 1958-7-21 6453 Los Angeles South Fork of Little Rock Creek, Angeles National Forest South Fork of Little Rock Creek; San Gabriel Mountains, Angeles National Forest, Little Rock 1432 Comment
  POM134447  Datisca glomerata C. F. Baker 1903-10-10 9585 Los Angeles San Antonio Canon [canyon] near Claremont. Comment
  RSA230271  Datisca glomerata R. F. Thorne 1969-7-2 38311 Los Angeles SE of Angeles Crest Hwy. 3.2 miles WSW of Cloudburst summit 1951 Comment
  SEINET12265145  Datura inoxia C. L. Abbott 1926-1 s.n. Los Angeles Los Angeles Comment
  UCR216388  Datura wrightii Dan S. Cooper 2010-6-13 610- 65 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Forest Lawn Drive west of Griffith Park 155 Comment
  UCR258921  Datura wrightii R. G. Swinney 2010-5-7 12617 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy. overpass along Haines Canyon stream channel/ south fork of Big Tujunga Wash 357 Comment
  RSA591670  Datura wrightii Louis C. Wheeler 1966-9-21 8885 Los Angeles San Gabriel Mountains. West side of mouth of west fork, San Gabriel Canyon, just downstream from bridge to east fork. 457 Comment
  SBBG13263  Daucus pusillus M. A. Piehl 1962-6-10 62383 Los Angeles E of Thirst 304 Comment
  POM3316  Daucus pusillus Clara Caldwell 1907-5-15 s.n. Los Angeles Claremont Wash 366 Comment
  CAS-BOT-BC130909  Deinandra clementina Huron H. Smith 1912-5-31 5055 Los Angeles Pebble Beach Road, Santa Catalina Isl. 7 Comment
  SD186074  Deinandra fasciculata Mark A. Elvin 2003-6-12 2944 Los Angeles Newhall Ranch, south of magic Moountain Amusement Park, west of The Old Road. 366 Comment
  UC89082  Deinandra fasciculata M. K. Curran 1885-7-1 Los Angeles Downey Comment
  CAS-BOT-BC294074  Deinandra kelloggii Louis C. Wheeler 1933-6-27 1888 Los Angeles Foothill Blvd. at Eaton Wash, Pasadena 213 Comment
  SBBG89603  Delosperma litorale A. C. Sanders 1987-7-22 7147 Los Angeles El Segundo dunes, immediately W of LA International Airport & Pershing Drive, E of Vista Del Mar Blvd 30 Comment
  LA52181  Delphinium cardinale Monte Lloyd; 1950-7-15 500715p 1205 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, near junction of Tuna Canyon Road with Saddle Peak Rd. 761 Comment
  RSA713807  Delphinium cardinale Valerie L. Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1353 Los Angeles Mesa Lila Rd, southeast side of Henderson Canyon. 427 Comment
  UCD95644  Delphinium cardinale Daryl Koutnik 1978-6-24 554 Los Angeles Mulholland Highway, one mile south of Seminole Hot Springs. 335 Comment
  SBBG50732  Delphinium cardinale R. W. Woglum 1937-6-15 812 Los Angeles San Gabriel River Wash Comment
  UCR172708  Delphinium decorum Jun Hu, Weena Sangkatavat 2000-4-22 05 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, 2 mi N of Altadena. First trail on the right immediately before Millard Campground 549 Comment
  RSA0118848  Delphinium hansenii var. kernense Mitch Provance 2010-5-6 0510 -09 Los Angeles Western Transverse Range/Western Mojave Desert: Tejon Ranch, Cow Spring Canyon, 1 mile north of Gookins Dry Lake, 1.8 mi. south of Hwy 138 junction with 280th West. 1060 Comment
  RSA592286  Delphinium parishii subsp. parishii Louis C. Wheeler 1967-5-12 9419 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  CAS-BOT-BC121541  Delphinium patens subsp. hepaticoideum George B. Grant 1898-4-1 s.n. Los Angeles Mount Wilson trail Comment
  LA45824  Dendromecon harfordii C. B. Wolf; 1932-10-5 4227 Los Angeles Santa Catalina Island, 0.33 mi from Black Jack Mine on road to Middle Ranch 457 Comment
  CAS-BOT-BC82901  Dendromecon rigida C. F. Baker 1904-4-4 4150 Los Angeles Claremont. Comment
  CAS-BOT-BC82905  Dendromecon rigida Tim Ross; Steve Boyd 1993-5-23 7224 Los Angeles Liebre Mountains. Lower, easterly ridge of Red Mountain, on northerly slope 140-220 meters southeast of the saddle. 963 Comment
  RSA615704  Dendromecon rigida Louis C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mountains: Head of Bear Canyon (off Soledad Canyon) at Santa Clara Divide Road. 1280 Comment
  RSA177821  Dendromecon rigida subsp. rhamnoides Robert F. Thorne, Percy C. Everett 1965-5-10 34476 Los Angeles West side of Black Jack Mountain, Santa Catalina Island. 488 Comment
  UC534834  Deschampsia danthonioides Victor Duran 1933-7-9 3507 Los Angeles San Gabriel Mts., Horse Flats 1676 Comment
  UCR186061  Deschampsia danthonioides T. B. Salvato, M. A. Hasskamp 2006-4-24 1347 Los Angeles Tehachapi Mtns Foothills, c. 4 mi east of Quail Lake and 0.5 mi north of Hwy 138 976 Comment
  RSA0108880  Descurainia pinnata R. G. Swinney 2010-5-21 12882 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  RSA730261  Descurainia pinnata R. G. Swinney 1999-6-18 7278 Los Angeles San Gabriel Mtns.: Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1683 Comment
  RSA65821  Descurainia pinnata subsp. menziesii F. W. Peirson 1918-03 1900 Los Angeles At Altadena. Comment
  RSA600013  Dicentra chrysantha Steve Boyd, Lauren Raz 1997-5-29 9925 Los Angeles Liebre Mountains region: North base of Portal Ridge, north of the San Andreas Rift Zone at the edge of the Antelope Valley, upper mouth of Cow Spring Canyon along the Pacific Crest Trail. 1128 Comment
  SEINET12048464  Dichelostemma capitatum F. A. MacFadden 1933-1 s.n. Los Angeles Roscoe Comment
  SFV699  Dichelostemma capitatum K. A. Wilson 1961-3-1 882 Los Angeles Santa Monica Mountains Mulholland Highway, about 1 mile west of Las Virgenes Road. Steep, rocky slope. 300 Comment
  CAS-BOT-BC499447  Dichelostemma capitatum M. B. Dunkle 1939-4-2 7208 Los Angeles Grassy slope, southeast point, San Clemente Island, Comment
  UCR68918  Dichelostemma capitatum subsp. capitatum Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4225 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  SEINET8476559  Dichelostemma capitatum subsp. pauciflorum I. W. Clokey 1938-5-17 7875 Los Angeles Lovell Canyon. 1600 Comment
  LA103301  Dichondra occidentalis Barry A. Prigge; 1986-3-19 6936 Los Angeles Santa Monica Mountains, Leo Carrillo State Beach, 0.3 mi W of Mulholland Hwy on Pacific Coast Hwy 30 Comment
  RSA188198  Dichondra occidentalis R. F. Thorne, P. C. Everett 1965-6-24 35020 Los Angeles Catalina Island. Rancho Escondido, Escondido Canyon 213 Comment
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Jan 14 2008
  SBBG32096  Dichondra occidentalis R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -180 Los Angeles just E of Wild Boar Gully, Salta Verde Comment
  SEINET13693709  Diplacus aurantiacus G. B. Grant 1904-4-20 285 Los Angeles Santa Catalina Island. Comment
  CAS-BOT-BC151050  Diplacus brevipes Alice Eastwood 1906-5-27 116 Los Angeles Laurel Canyon Comment
  OBI2798  Diplacus fremontii J. Benedict 1967-5-13 130 Los Angeles Big Pines hwy 3 mi N of Valermo. San Gabriel Mts 1524 Comment
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Jul 30 2014
  CAS-BOT-BC150628  Diplacus longiflorus Geo. L. Moxley 1927-5-1 s.n. Los Angeles La Crescenta Comment
  CAS-BOT-BC150654  Diplacus longiflorus Raymond Lindholm 1961-4-8 s.n. Los Angeles San Dimas Canyon (San Gabriel Mtns., south face) Comment
  CAS-BOT-BC150665  Diplacus longiflorus Louis C. Wheeler 1932-7-2 885 Los Angeles E. Fork San Dimas Canyon, San Gabriel Mts. 762 Comment
  RSA164836  Diplotaxis tenuifolia Wesley O. Griesel 1963-3-23 756 Los Angeles [Unspecified] 91 Comment
  RSA704044  Dissanthelium californicum Jenny L. McCune, Lauren K. Danner 2005-4-21 3 Los Angeles Santa Catalina Island. Second drainage East of Camp Cactus, where stream forks, South of road. 183 Comment
  RSA3575  Distichlis spicata C. B. Wolf 1932-5-12 3590 Los Angeles Little Harbor, Santa Catalina Island. Comment
  SD72760  Distichlis spicata F. R. Fosberg 1931-4-29 S 4726 Los Angeles Cottonwood Canyon, Santa Catalina Island, on flat 2 Comment
  SEINET10864560  Distichlis spicata var. stolonifera G. B. Grant 1904-6-5 Grant 289 Los Angeles Redondo. Comment
  LA200777  Dodecatheon clevelandii Jonathan Sauer; John O'Leary 1975-4-11 5643 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon - Topanga Canyon, ridge between Tuna Canyon and Topanga Canyon. Comment
  SBBG55831  Dodecatheon clevelandii subsp. clevelandii J. A. Caldwell 1970-3-20 5 Los Angeles San Dimas Cyn Rd, 3.9 mi N of Foothill Blvd 914 Comment
  UC1260168  Draba albertina Robert F. Thorne, L. DeBuhr 1974-6-28 44748 Los Angeles Lily Springs area on n slope Mt. Hawkins San Gabriel Mts, Angeles National F., S Fork Big Rock Crk (drainage of S Fork Big Rock Creek, Angeles National Forest) 2438 Comment
  UC1971144  Drymocallis glandulosa var. reflexa Scott D. White, D. E. Bramlet 1998-6-29 6834 Los Angeles West of Mt. Islip: just above eastern boundary of San Gabriel Wilderness. Ca. 4-mi closed section of Hwy. 39 from ca. 1.6 mi W of junction Crystal Lk. access rd. to junction Hwy. 2. USGS Crystal Lake 7 1/2' Quad. Comment
  CAS-BOT-BC527330  Drymocallis glandulosa var. reflexa I. M. Johnston 1917-7-1 1753 Los Angeles Brown's Flats, San Antonio Mountains 1310 Comment
  POM624  Drymocallis glandulosa var. wrangelliana O. W. Robinson 1916-5-7 s.n. Los Angeles Johnson's Pastures, near Claremont. Comment
  LA200105  Dryopteris arguta Lawrence L. Kiefer; 1966-3-20 1763 Los Angeles SANTA MONICA MOUNTAINS, Old Topanga Canyon, ca 2 mi from Topanga on Old Topanga Rd. 274 Comment
  SBBG130743  Dryopteris arguta S. A. Junak 2000-3-31 SCa 1146 Los Angeles top of rd to White's Landing, 0.3 mi from main rd 411 Comment
  UCR260394  Dryopteris arguta R. G. Swinney 2010-6-21 13282 Los Angeles San Gabriel Mountains, 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
  UCR261517  Dryopteris arguta Joseph Cahill 2010-12-22 1210- 14 Los Angeles Western Transverse Range; Santa Monica Mountains, Mulholland Hwy, c. 2 miles from Pacific Coast Hwy 65 Comment
  UCR261573  Dryopteris arguta Joseph Cahill 2010-12-22 1210- 11 Los Angeles Western Transverse Range; Santa Monica Mountains, Solstice Canyon, c. 1 mile from Pacific Coast Highway, near base of Solstice Canyon falls 73 Comment
  RSA670681  Dudleya cymosa B. C. Templeton 1947-5-21 6278 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  CAS-BOT-BC33280  Dudleya cymosa subsp. agourensis Kei M. Nakai 1980-5-25 606 Los Angeles Santa Monica Mountains, 0.4 km N of the junction of Agoura Rd and Cornell Rd. on Cornell Rd 275 Comment
  UC933193  Dudleya hassei Carl B. Wolf 1950-4-28 3628 Los Angeles facing Pebbly Beach; Santa Catalina Island Comment
  CAS-BOT-BC109761  Dudleya virens Jim Dice; Rowena Thompson; Bob Thompson 1983-6-7 350 Los Angeles Palos Verdes Hills, southeast edge of Portuguese Bend, ca. 0.6 km. south of Palos Verdes Drive South. 36 Comment
  SD129828  Dudleya virens Blanche Trask Jun 1902 Los Angeles San Clemente Island; cliffs towards east end. Comment
  RSA0091665  Dysphania ambrosioides Bonnie C. Templeton 1951-9-12 s.n. Los Angeles [No location information on label.] Comment
  SD46366  Dysphania botrys D. F. Howe 1956-7-1 Los Angeles Tujunga Canyon Comment
  UC1971395  Dysphania botrys Louis C. Wheeler 1946-8-27 6250 Los Angeles SAN GABRIEL MOUNTAINS: Angeles Forest Highway opposite junction of Mill Creek & Big Tujunga Canyon. Comment
  CHSC3716  Dysphania multifida Sue Boergadine 1966-5-10 Los Angeles San Rafael Hills. 213 Comment
  RSA127812  Echinochloa colona P. H. Raven, H. J. Thompson 1959-9-18 14445 Los Angeles University of California, West Los Angeles. Santa Monica Mountains 130 Comment
  IRVC28764  Echinochloa colona A. C. Sanders, Mark Elvin 2002-8-7 25556 Los Angeles north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur Santa Clara River Valley 274 Comment
  LA93601  Eclipta prostrata Walt J Uwate; 1974-1 232 Los Angeles Santa Monica Mountains, Topanga Canyon State Park, Trippet Ranch 358 Comment
  UCR205673  Eclipta prostrata A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36977 Los Angeles San Gabriel Valley, Baldwin Park, light industrial park at end of Cloverleaf Dr., E bank of the San Gabriel River NE of its confluence with Walnut Creek, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines 89 Comment
  UCSB27635  Ehrendorferia chrysantha Lavinger, S. 1975-12-1 Los Angeles On Lake Hughes Road 2 miles north of Prospect Campgrounds 762 Comment
  UCR256868  Ehrharta erecta R. G. Swinney 2010-8-16 13547 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  UCR242055  Eleocharis acicularis Dan S. Cooper 2012-8-3 812- 52 Los Angeles Los Angeles Basin, Sepulveda Basin along unchannelized portion of Los Angeles River c. halfway between Balboa Blvd and Burbank Blvd 206 Comment
  CAS-BOT-BC112851  Eleocharis macrostachya E. K. Balls 1953-6-17 18336 Los Angeles Spontaneous in upper pool of Trickle Garden, Rancho Santa Ana Botanic Garden Comment
  POM123248  Eleocharis montevidensis var. montevidensis H. E. Hasse 1890-07 s.n. Los Angeles Bog. [Los Angeles Basin?] Comment
  RSA750099  Eleocharis palustris R. G. Swinney 2008-4-30 8697 Los Angeles Glendora, Big Dalton Canyon Debris Basin 341 Comment
  CAS-BOT-BC113165  Eleocharis palustris LeRoy Abrams 1903-3-1 851 Los Angeles Echo Park Comment
  POM1380  Eleocharis radicans I. M. Johnston 1916-12-29 s.n. Los Angeles Claremont, just south of town. Comment
  CAS-BOT-BC112217  Eleocharis rostellata Robert F. Thorne; M. Z. Thorne 1967-7-19 37175 Los Angeles Big Cienega Springs above Crystal Lake Recreation Area. 1981 Comment
  IRVC28563  Eleusine indica A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27132 Los Angeles Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns. 280 Comment
  POM359923  Elymus elymoides subsp. californicus Fred Burlew 1916-07 3152 Los Angeles Mt. San Antonio. San Gabriel Mountains. Comment
  CDA31700  Elymus glaucus subsp. glaucus Louis C. Wheeler 1968-6-1 s. n. Los Angeles San Gabriel Mtns.: Campground vicinity, Devil s Canyon. Comment
  UC192083  Elymus multisetus A. D. E. Elmer June, 1902 3644 Los Angeles Acton Mt. Gleason Comment
  JEPS1580  Emmenanthe penduliflora John Thomas Howell 1928-5-4 3768 Los Angeles Monrovia Canyon; San Gabriel Mts. Comment
  JEPS1590  Emmenanthe penduliflora Frank W. Peirson 1918-6-10 168 Los Angeles Foothills east pf Rubio Canyon; San Gabriel Mts. 609 Comment
  RSA756080  Emmenanthe penduliflora R. G. Swinney 1998-4-14 5984 Los Angeles Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands. 1299 Comment
  UC57039  Emmenanthe penduliflora W. A. Setchell 1901-3-13 Los Angeles Elysian Park Comment
  UCSB45418  Emmenanthe penduliflora Batson, J. 1979-5-12 Los Angeles End of Trancas Canyon Road near Malibu, CA 91 Comment
  RSA678205  Emmenanthe penduliflora var. penduliflora Valerie L. Soza, LeRoy Gross 2001-5-14 1213 Los Angeles Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.7 mile west of the Santa Anita Dam. 762 Comment
  RSA533959  Encelia californica Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5198 Los Angeles San Clemente Island: 1300ft NNW of Guds (888') marker. 241 Comment
  SBBG42167  Encelia californica M. B. Dunkle 1939-4-5 7280 Los Angeles Pyramid Cove Comment
  RSA603325  Encelia farinosa Scott D. White 1997-5-21 5187 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
  UCR213582  Encelia farinosa A. C. Sanders, Karen Kirtland 2010-5-7 38340 Los Angeles South Coast, Palos Verdes Peninsula, south of Palos Verdes Dr. South, Rancho Palos Verdes near Los Angeles city boundary 104 Comment
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Mar 15 2016
  RSA215566  Encelia farinosa var. farinosa R. G. Swinney 1969-4-22 344 Los Angeles W side of jct of Sierra Madre Ave and Vernon Ave, Azusa. Comment
  UC1076386  Ephedra nevadensis H. L. Mason 1930-4-20 5593 Los Angeles hills in Rock Creek region Mohave Desert, Rock Creek Comment
  SEINET7047913  Ephedra nevadensis Steven R. Hill, Kate Kramer 2001-4-22 33362 Los Angeles North foothills of San Gabriel Mountains, Elizabeth Lake Road, 9.7 miles by road south-southwest of junction with Johnson Road, vicinity of Bee Canyon. Elevation about 1800 feet. Comment
  CAS-BOT-BC81964  Ephedra viridis Tim Ross; Steve Boyd 1990-5-29 2705 Los Angeles San Gabriel Mtns: Big Rock Creek. Vicinity of an old, destroyed homestead on the W side of the riparian strip, just 1240 Comment
  POM156720  Epilobium angustifolium subsp. circumvagum L. R. Abrams 1902-7-12 2709 Los Angeles Coldwater Canyon, San Antonio Mountains Comment
  RSA448533  Epilobium angustifolium subsp. circumvagum Unspecified s.n. Los Angeles On the trail to Flumes 4 & 5, San Dimas Experimental Forest, U.S. Forest Department. Comment
  UCR231166  Epilobium brachycarpum Dan S. Cooper 2011-9-27 911- 112 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, slope south of Forest Lawn Dr. just west of Travel Town 178 Comment
  RSA594405  Epilobium brachycarpum Steve Boyd, Lauren Raz 1996-10-14 9082 Los Angeles Liebre Mountains region, 'Cow Spring Pond', a sag pond along the San Andreas Fault at the north base of Liebre Mountain in Oakdale Canyon, just west of confluence of Cow Spring Canyon. 1159 Comment
  RSA588374  Epilobium canum subsp. canum E. S. Spalding 1923-11-23 s.n. Los Angeles Cahuenga Pass. Comment
  RSA588432  Epilobium canum subsp. canum E. S. Spalding 1925-9-19 s.n. Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  RSA133433  Epilobium canum subsp. canum Peter H. Raven, H. J. Thompson 1959-9-27 25600 Los Angeles Sepulveda Canyon. Santa Monica Mountains. 244 Comment
  RSA588510  Epilobium canum subsp. latifolium Bonnie C. Templeton 1963-8-25 5070 Los Angeles Near Animal Park, Big Pines Park. San Gabriel Moutnains. 2073 Comment
  RSA756146  Epilobium canum subsp. latifolium R. G. Swinney 2008-7-13 9186 Los Angeles San Dimas Experimental Forest, middle fork of Bell Canyon at debris basin. 762 Comment
  UCR168335  Epilobium canum subsp. mexicanum F. H. Elmore 1939-11-24 s.n. Los Angeles Channel Islands, Wilson Cove, San Clemente Island 122 Comment
  SD233891  Epilobium ciliatum Jennifer H. Jones 2006-5-17 306 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns.: Just in front of Claremont Wilderness Park. N end of Mills Avenue. 497 Comment
  UCR204760  Epilobium ciliatum R. G. Swinney 2005-8-9 8435 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  LA33496  Epipactis gigantea Peter H. Raven; 1959-5-3 14092 Los Angeles 213 Comment
  UC1174781  Epipactis gigantea P. C. Everett and E. K. Balls 1960-5-30 24132 Los Angeles 2.5 mi from Azusa; San Gabriel Canyon 243 Comment
  RSA746737  Epipactis helleborine A. C. Sanders, T. B. Salvato 2009-5-19 36838 Los Angeles Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 110 Comment
  UCR223555  Equisetum laevigatum R. G. Swinney 2009-6-2 10997 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  SBBG131545  Equisetum laevigatum S. A. Junak 1999-7-16 SCa 1049 Los Angeles lower part of Cottonwood Cyn, just upstream from rd to Ben Weston Beach 30 Comment
  RSA127969  Equisetum telmateia var. braunii Peter H. Raven 1959-10-25 1469 Los Angeles Santa Monica Mountains: Arroyo Sequit 1.6 miles north of Coast Highway 137 Comment
  RSA482379  Eragrostis cilianensis Richard Noyes 1988-8-24 631 Los Angeles Claremont. Intersection of Mills Ave. and Baseline Ave. Comment
  UC817580  Eragrostis cilianensis Louis C. Wheeler 1932-8-13 1131 Los Angeles 2 mi n Claremont 411 Comment
  RSA597976  Eragrostis mexicana subsp. virescens L. C. Wheeler 1947-5-31 6509 Los Angeles Arrow Highway north of Baldwin Park (Santa Fe Inn). Comment
  SBBG129299  Eragrostis pectinacea var. pectinacea A. Parikh, N. Gale 2012-5-29 2162 Los Angeles Newhall Ranch, 1.7 km SW of intersection of Interstate 5 and Hwy 126, N side of Santa Susana Mtns 320 Comment
  RSA421546  Eremocarpus setiger H. L. Bauer 1933-8-1 17992 Los Angeles Santa Monica Mts., roadside in lower Latigo Canyon. 305 Comment
  UCR260614  Eriastrum densifolium R. G. Swinney 2010-6-23 13338 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
  SBBG129306  Eriastrum densifolium subsp. austromontanum A. Parikh, N. Gale 2012-6-24 3594 Los Angeles upper Big Tujunga Cyn, 0.3 km ENE of Shortcut Station, 0.7 km N of State Hwy 2 (Angeles Crest Hwy); San Gabriel Mtns 1317 Comment
  RSA0107966  Eriastrum densifolium subsp. elongatum Thos. Craig 1933-10-9 2007 Los Angeles Soledad Canyon, about 8 miles west of Ravenna. 610 Comment
  VVC2934  Eriastrum rosamondense Tim Thomas 2014-5-4 6295 Los Angeles Mojave Desert, North Lancaster; 0.3 mi NE of Sierra Hwy & W Ave H intersection 713 Comment
  RSA0103453  Eriastrum rosamondense Anstruther Davidson 1892-7-11 s.n. Los Angeles Lancaster. Comment
  RSA586659  Eriastrum sapphirinum Orlando Mistretta 1995-6-1 1738 Los Angeles Carr Canyon, near mouth of canyon 945 Comment
  SBBG122104  Eriastrum sapphirinum A. Parikh, N. Gale 2005-5-19 773 Los Angeles North Sierra Pelona, 1.4 km S of California Aqueduct, 2.5 km W of St Hwy 14 1010 Comment
  SBBG20166  Eriastrum sapphirinum M. A. Piehl 1963-5-18 63314 Los Angeles just N of Godde Pass 914 Comment
  CAS-BOT-BC514943  Eriastrum sapphirinum subsp. brevibracteatum Mrs. K. Brandegee 1910-6-1 135 Los Angeles Ravenna, not far from the borders of the Mohave Desert 750 Comment
  UCR241085  Ericameria cooperi Jeremiah George 2012-5-15 s.n. Los Angeles Western Transverse Range/San Gabriel Mtns., Santa Clarita, Bee Canyon just north of Soledad Canyon Road, SE of Hwy 14, west side of wash 537 Comment
  JEPS19252  Ericameria cooperi var. cooperi Frank W. Peirson 1927-5-21 Los Angeles summit Mint Canyon Grade; San Gabriel Mts., Mint Canyon Grade Comment
  JEPS19136  Ericameria cuneata var. cuneata Frank W. Peirson 1918-9-7 222 Los Angeles trail from Mt. Lowe to Mt. Wilson; San Gabriel Mountains 1615 Comment
  CAS-BOT-BC168168  Ericameria linearifolia A. C. Sanders; E. J. Lawlor 1988-4-3 7740 Los Angeles Tehachapi Mtns: SW end of [theTehachapi] the Tehachapi Mtns, 1 mi. NW of Gorman on a gasline rd, 0.4 mi. above old highway 1284 Comment
  LA202488  Ericameria linearifolia Louis Wheeler; 1932-4-9 563 Los Angeles Antelope Valley, 4 mi. WSW Fairmont 914 Comment
  SBBG8343  Ericameria linearifolia R. Hoffmann 1925-5-15 Los Angeles Antelope Valley Comment
  UCD131388  Ericameria linearifolia Daryl Koutnik 1978-4-28 435 Los Angeles Cornell Corners, south of Agoura Road on Cornell Road. 304 Comment
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Oct 1 2018
  UCR209248  Ericameria nauseosa R. G. Swinney 2008-10-8 9532 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  SD72773  Ericameria pachylepis F. R. Fosberg 1931-9-16 S 5681 Los Angeles East base of Baldwin Hills. 49 Comment
  UCR101860  Ericameria palmeri Dan S. Cooper 1998-10-21 s.n. Los Angeles Puente Hills, c. 500 m east of intersection of Colima Rd. and Skyline Trail, between Hacienda Heights and La Habra Heights 274 Comment
  CAS-BOT-BC299508  Ericameria palmeri var. pachylepis Marcus E. Jones 1925-10-22 s.n. Los Angeles Claremont Comment
  CAS-BOT-BC131658  Ericameria parishii var. parishii G. Earle Kelley 1917-9-1 s.n. Los Angeles Mt. Wilson Comment
  POM357452  Erigeron divergens Anstruther Davidson 1910-1 2508 Los Angeles Hollywood. Comment
  CAS-BOT-BC296167  Erigeron foliosus var. foliosus F. Grinnell Jr. 1911-8-15 s.n. Los Angeles Mt. Wilson 1794 Comment
  POM156526  Erigeron foliosus var. foliosus L. R. Abrams 1902-7-3 2644 Los Angeles San Gabriel Mountains. Comment
  RSA771616  Erigeron foliosus var. stenophyllus R. F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42196 Los Angeles Angeles National Forest; Along Angeles Crest Hwy near Three Points. 1829 Comment
  PASA1732  Erigeron linifolius Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  UC1124331  Eriodictyon crassifolium C. R. Clar 1930-2-4 60 Los Angeles Santa Susana Mountains Santa Susana Quad., Santa Susana Mountains ((near Plot #5 - Santa Susana)) Comment
  CAS-BOT-BC189193  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1936-7-1 4204 Los Angeles Bell Canyon, San Gabriel Mountains 944 Comment
  UCR258800  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-25 12966 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UCR259916  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-3-16 11945 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  RSA305368  Eriodictyon traskiae D. C. Michener, John Dourley, B. Haner, Mark Hoefs 1983-6-7 4301 Los Angeles Santa Catalina Island. 0.4 miles from jct with main road to Whites Landing. 396 Comment
  CATA1516  Eriodictyon traskiae subsp. traskiae Mark L. Hoefs, Steven A. Junak 1996-7-9 2734 Los Angeles Santa Catalina Island: By Lower Cape Canyon Reservoir, Cape Canyon 237 Comment
  RSA608638  Eriodictyon trichocalyx Louis C. Wheeler 1931-3-29 s.n. Los Angeles Base of San Gabriel Mountains: San Dimas Wash. Comment
  CAS-BOT-BC248474  Eriogonum angulosum Frank W. Peirson 1921-11-11 4202 Los Angeles Elizabeth Lake Comment
  UCR213546  Eriogonum angulosum Michael Honer 2003-7-8 1844 A Los Angeles Transverse Range, Liebre Mountains, Tapia Canyon area, c. 2-3 air miles west of I-5 Freeway junction with Ridge Route Rd. 549 Comment
  SBBG61857  Eriogonum baileyi R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  UCR209252  Eriogonum baileyi R. G. Swinney 2008-10-8 9523 Los Angeles San Gabriel Mtns., Ball Flat, north of Jackson Lake 1890 Comment
  UCSC011217  Eriogonum baileyi Adam Searcy 2015-7-10 77 Los Angeles Santa Clarita, Vista Canyon Ranch, Santa Clara River Comment
  IRVC28810  Eriogonum baileyi var. baileyi A. C. Sanders, Mark Elvin 2002-6-20 25253 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  RSA66342  Eriogonum brachyanthum F. W. Peirson 1921-5-19 2656 Los Angeles Little Rock Creek: north base of San Gabriel Mountains 976 Comment
  CAS-BOT-BC241984  Eriogonum cinereum C. B. Wolf 1931-6-25 2244 Los Angeles Along Beverly Blvd., on grade leading down into Santa Monica Canyon 457 Comment
  OBI35619  Eriogonum cinereum Rebecca Cicoria 1981-5-17 39 Los Angeles Above slide area of Portugeuese Bend, Rancho Palos Verdes Comment
  RSA393147  Eriogonum cinereum F. R. Fosberg 1931-3-1 4221 Los Angeles Topanga Canyon, 2.5 mi. below Wildwood, Santa Monica Mountains. 60 Comment
  SBBG105548  Eriogonum cinereum T. Ross, J. Porter, G. Allan, V. Ashworth, D. Banks, M. Tommerup 1994-3-28 7403 a Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes, un-named horseshoe-shaped cyn to the NE of upper Forrestal Drive 164 Comment
  LA52298  Eriogonum cinereum L. Ellison; 1930-3-9 sn Los Angeles Comment
  RSA756184A  Eriogonum cithariforme var. agninum Orlando Mistretta, Christine Mistretta 2008-4-4 2327 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Peaceful Valley Road (Segment 5, structure 54 per TRTP survey; 2008) 1341 Comment
  CAS-BOT-BC242749  Eriogonum davidsonii Timothy S. Ross; Steve Boyd 1990-6-18 3513 Los Angeles San Gabriel Mountains. Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages 1767 Comment
  SBBG126945  Eriogonum davidsonii A. Parikh, N. Gale 2011-6-17 3481 Los Angeles Aliso Cyn, just W of Angeles Forest Hwy, 0.5 km S of Aliso Cyn Rd; San Gabriel Mtns 1285 Comment
  UCR194356  Eriogonum davidsonii R. G. Swinney 1998-9-4 6917 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  UCR277142  Eriogonum davidsonii R. G. Swinney 2011-6-15 15210 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
  JEPS56691  Eriogonum davidsonii Joseph Ewan 1932-7-1 7587 Los Angeles 2 mi n Altadena (Upper Millard Canyon); Millard Canyon 1127 Comment
  UCR239953  Eriogonum elongatum R. G. Swinney 2009-11-16 11644 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  RSA127805  Eriogonum elongatum Peter H. Raven, Henry J. Thompson 1959-9-27 s.n. Los Angeles Muholland Hwy just east of Decker Rd. 549 Comment
  LA206776  Eriogonum fasciculatum Elizabeth Levine; 1949-5-8 sn Los Angeles San Gabriel Mountains, Big Tujunga Wash N of the bridge Comment
  RSA0073370  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-3-16 11946 Los Angeles San Gabriel Mountains/Verdugo Mountains: Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  RSA523834A  Eriogonum fasciculatum subsp. polifolium Tim S. Ross 1991-8-14 5793 Los Angeles San Gabriel Mountains: Pacifico Mountain Road, 3200 feet NW of Alder Saddle. 1768 Comment
  RSA733571  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 1998-8-13 6751 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain. 2427 Comment
  UCR223618  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2009-6-17 11213 Los Angeles Transverse Range; San Gabriel Mtns., Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  UC1870285  Eriogonum fasciculatum var. fasciculatum LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1076 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  RSA393417  Eriogonum fasciculatum var. foliolosum F. R. Fosberg 1930-7-3 S 3038 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA393422  Eriogonum fasciculatum var. foliolosum Wm. Martin 1971-7-26 s.n. Los Angeles Big Tujunga wash, north and east of Sunland. Comment
  RSA578787  Eriogonum fasciculatum var. foliolosum Tim S. Ross, S. D. Boyd 1994-7-7 8165 Los Angeles Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the 'Kelley Ranch' inholding (USFS map, 1958; 'Knapp Ranch', Angeles National Forest map, 1982) 1000 Comment
  RSA713813  Eriogonum fasciculatum var. foliolosum Valerie L. Soza, Miriam Sidibeh 2003-3-26 1619 -b Los Angeles Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  UC6284  Eriogonum fasciculatum var. foliolosum Wm. H. Brewer 1861-1-4 106 Los Angeles Camp 6, San Gabriel Canyon San Gabriel Canyon Comment
  CAS-BOT-BC250102  Eriogonum fasciculatum var. polifolium Ernest C. Twisselmann 1955-8-10 2332 Los Angeles San Emigdio Range. Upper Castaic Valley 1226 Comment
  UC398795  Eriogonum giganteum Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC253452  Eriogonum gracile Abrams 1902-7-5 1561 Los Angeles Azusa Comment
  UC472153  Eriogonum gracile J. Ewan 1931-10-11 5247 Los Angeles Sepulveda Canyon Rd. n Mulholland; Santa Monica Mts. Comment
  IRVC26924  Eriogonum gracile var. gracile Mark A. Elvin, Kim Marsden 2003-8-8 2970 A Los Angeles Newhall Ranch, Potrero Canyon SW of the junction of Potrero Creek and the Santa Clara River Santa Clarita Valley 305 Comment
  SEINET7856448  Eriogonum gracile var. gracile M. A. Elvin 2003-8-13 2985 Los Angeles Santa Clarita Valley; Newhall Ranch, Santa Clara River at the mouth of Long Canyon. 274 Comment
  SBBG61957  Eriogonum gracillimum R. Hoffmann 1928-7-7 Los Angeles 5 mi W of Castaic Jct Comment
  UC1194910  Eriogonum grande var. grande Reid Moran 1958-9-16 6846 Los Angeles canyon 2 mi se Eel Point; San Clemente Island 100 Comment
  SBBG125880  Eriogonum inflatum A. Parikh, N. Gale 2010-6-8 3266 Los Angeles Sierra Pelona, NW of Vincent and Soledad Pass, 3.3 km NW of State Hwy 14; E Liebre Mtns 1150 Comment
  UCR239043  Eriogonum inflatum Anuja Parikh, Nathan Gale 2010-6-8 3266 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, northwest of Vincent and Soledad Pass, 3.3 km northwest of State Hwy 14, under power lines 1150 Comment
  JEPS56723  Eriogonum microthecum var. corymbosoides Frank W. Peirson 4003 Los Angeles n to nw slope along uppermost course of Mescal Creek Mescal Creek Comment
  SBBG1553  Eriogonum mohavense H. and M. Dearing 1934-4-15 112 Los Angeles Mojave Desert Comment
  RSA748580  Eriogonum nudum Scott D. White, Justin M. Wood 2009-5-6 12638 Los Angeles San Gabriel Mountains: San Gabriel River- West fork between Bear Creek and Cogswell Dam. 549 Comment
  UCR209531  Eriogonum nudum R. G. Swinney 2008-10-10 9560 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  UCR205254  Eriogonum nudum subsp. pauciflorum R. G. Swinney 2005-8-17 8493 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
  RSA588863  Eriogonum nudum var. pauciflorum Orlando Mistretta 1994-9-21 1484 Los Angeles Santiago Canyon at jct. of Forest Rd. 4N20 with Santiago Creek. 1220 Comment
  SD38709  Eriogonum parvifolium var. parvifolium Edith A. Purer 1931-2-21 Los Angeles El Segundo, sand dunes Comment
  JEPS56524  Eriogonum roseum Frank W. Peirson 1921-11-11 2719 Los Angeles Elizabeth Lake Comment
  RSA271930  Eriogonum saxatile Anstruther Davidson 1892-06 s.n. Los Angeles Wilson's Peak. Comment
  RSA226965  Eriogonum umbellatum var. minus Robert F. Thorne 1971-8-25 41245 Los Angeles San Gabriel Mountains, Angeles National Forest: Summit of Mt. Burnham 2741 Comment
  SD1299  Eriogonum umbellatum var. munzii Ruth B. Randall 7/1931 106 Los Angeles Big Pines near Los Angeles Comment
  RSA700513  Eriogonum wrightii var. subscaposum Gary D. Wallace 1985-7-5 2237 Los Angeles San Gabriel Mountains: Mt. Islip. Angeles National Forest. 2515 Comment
  UCR255811  Eriogonum wrightii var. subscaposum R. G. Swinney 2010-9-23 13876 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  CAS-BOT-BC297966  Eriophyllum confertiflorum Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-7 4244 Los Angeles San Clemente Island. Lower half of China Cyn, S end of island, W side Comment
  CDA5245  Eriophyllum confertiflorum J. E. Law 1923-5-22 272 Los Angeles Flume trail, Eaton Canyon, Altadena. 0 Comment
  POM357910  Eriophyllum confertiflorum Bette Wright 1942-4-25 s.n. Los Angeles Foothills, Glendale Comment
  POM53924  Eriophyllum confertiflorum C. F. Baker 1904-5-6 4746 Los Angeles Hills near Pomona Comment
  RSA0081313  Eriophyllum confertiflorum R. G. Swinney 2010-4-28 12410 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  UCR223467  Eriophyllum confertiflorum R. G. Swinney 2009-5-28 10940 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  NY42993  Eriophyllum confertiflorum var. confertiflorum J. B. Walker 1995-3-29 1292 Los Angeles Angeles National Forest, East Fork Rd, 3km E of junction with Gabriel Canyon Rd 600 Comment
  UC1871028  Eriophyllum confertiflorum var. confertiflorum T. S. Ross, Walter Appleby 1993-5-20 7187 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle; San Fernando quad: R15W T3N, NE/4 SE/4 sect. 9; elev. ca. 3120 ft. 951 Comment
  RSA92659  Eriophyllum confertiflorum var. confertiflorum Joseph A. Ewan 1936-8-9 10027 Los Angeles 1/2 mi. N of Bald Flat on Blue Ridge, San Gabriel Mountains. 2530 Comment
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Dec 18 2014
  POM158263  Eriophyllum nevinii M. B. Dunkle 1928-5-27 1969 Los Angeles bank near beach, Hamilton Canyon, San Clemente Island 5 Comment
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Jun 5 2014
  CAS-BOT-BC308391  Eriophyllum pringlei John Thomas Howell 1930-5-12 4876 Los Angeles 1 mile north of Acton 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
  UCR269987  Eriophyllum wallacei R. G. Swinney 2010-5-19 12800 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  RSA0034355  Erodium botrys A. C. Sanders 2007-4-19 33432 Los Angeles Hills north of Oso Canyon and south of the National Cement Plant, Seen only in one place today: 34 deg 48 02N, 118 deg 44 52W. 1006 Comment
  SBBG12295  Erodium cicutarium P. H. Raven 1962-4-9 17136 Los Angeles near barracks, Wilson Cove 60 Comment
  UCR78145  Erodium cicutarium Wandalee Thompson 1964-4-22 32 Los Angeles Transverse Range; Liebre Mtns., Thompson Ranch entrance road, 20660 West Pine Canyon Road, c. 5 miles west of Lake Hughes 1128 Comment
  SBBG78443  Erodium moschatum E. Z. Rett, P. C. Orr 1945-4-10 Los Angeles San Clemente Island Comment
  RSA390939  Erodium texanum Blanche Trask 1901-03 2436 Los Angeles Avalon, Santa Catalina Island. Comment
  CAS-BOT-BC41509  Erysimum asperum Joseph Andorfer Ewan 1932-5-29 7219 Los Angeles San Gabriel Mountains. Mount Gleason. 1737 Comment
  RSA0034959  Erysimum capitatum L. E. Hoffman 1964-3-2 s.n. Los Angeles Piuma Rd., Santa Monica Mts. Comment
  SFV16173  Erysimum capitatum P. A. Krueger 1994-5-2 10 Los Angeles San Gabriel Mountains 0.4 miles on USFS road 3N16 from Highway 2. 1600 Comment
  LA35981  Erysimum capitatum var. capitatum Peter H. Raven; 1960-5-15 15371 Los Angeles SANTA MONICA MOUNTAINS, Piuma Road, 5.1 mi. NW of Rambla Pacifica. 213 Comment
  RSA124197  Erysimum capitatum var. capitatum E. K. Balls, P. C. Everett 1958-2-12 22864 Los Angeles SW of San Antonio Dam, north of Claremont 549 Comment
  RSA530287  Erysimum capitatum var. capitatum M. B. Dunkle 1933-7-11 3644 Los Angeles Upper San Gabriel Canyon, above dams; Cold Brook Camp. Comment
  RSA167694  Erysimum cheiri R. F. Thorne, P. C. Everett 1964-2-7 33447 Los Angeles Growing along road to Pebbly Beach from Avalon. Santa Catalina Island 3 Comment
  RSA530235  Erysimum suffrutescens Robert Gustafson 1980-7-9 1788 Los Angeles Ballona Wetlands, Area 1, coastal strand along the western boundary of Area 1 Comment
  SD40150  Erysimum suffrutescens Edith A. Purer 1935-5-12 6598 Los Angeles El Segundo Comment
  UC129435  Eschscholzia George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 419 Los Angeles Santa Catalina Island Comment
  RSA433636  Eschscholzia caespitosa subsp. caespitosa Bonnie C. Templeton 1929-5-18 s.n. Los Angeles Pacoima Canyon. Comment
  CATA59  Eschscholzia californica Mark L. Hoefs, A. Douglas Propst 1973-3-3 37 Los Angeles Santa Catalina Island: North slope of Mt. Black Jack 441 Comment
  UC187404  Eschscholzia californica Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  UCR204438  Eschscholzia californica R. G. Swinney 2005-4-9 8207 Los Angeles San Gabriel Mtns., San Dimas, Sycamore Canyon 518 Comment
  SEINET7048797  Eschscholzia californica Steven R. Hill, Kate Kramer 2001-4-22 33334 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. Elevation about 2640 feet. Comment
  RSA570054  Eschscholzia californica var. peninsularis Tim S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4911 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  CAS-BOT-BC5907  Eschscholzia incisa Hermann Edward Hasse 1890-4-1 s.n. Los Angeles Near Soldiers Home Comment
  RSA177870  Eschscholzia ramosa Robert F. Thorne, Percy C. Everett 1965-5-11 34573 Los Angeles Santa Catalina Island. N side of N beach of Little Harbor. 15 Comment
  RSA248887  Eschscholzia ramosa Robert F. Thorne 1973-4-12 42937 Los Angeles San Clemente Island: Pyramid Cove at S end of island near small point between Triton and Thresher. 6 Comment
  RSA0019740  Eucalyptus globulus Naomi S. Fraga, Jennifer Pilapil 2012-10-9 4144 Los Angeles Evan's property, City of Claremont north of Towne Avenue. 413 Comment
  SD197821  Eucalyptus grandis A. C. Sanders, T. B. Salvato 2009-5-19 36822 Los Angeles San Gabriel Valley: Montebello Hills, under SCE powerlines south of Montebello Boulevard and west of Plaza Drive, south of large shopping mall called Montebello Town Center. 110 Comment
  UCR87112  Eucalyptus polyanthemos T. S. Ross, Janet Takara, Stacey Otte 1993-4-24 6964 Los Angeles Channel Islands, Santa Catalina Island, W end of island beyond the isthmus, lower Bouchette Canyon, c. 545 m west of Johnsons Landing, at old Boy Scout camp. 18 Comment
  IRVC27968  Eucrypta chrysanthemifolia A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26125 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  UCR258821  Eucrypta chrysanthemifolia R. G. Swinney 2010-4-23 12347 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  POM4510  Eucrypta chrysanthemifolia C. F. Baker 1903-5-5 11609 Los Angeles Claremont. Comment
  UC1124391  Eucrypta chrysanthemifolia var. chrysanthemifolia Jerome S. Horton 1936-5-19 337 Los Angeles San Dimas Canyon; San Dimas Experimental Forest, Pomona Quad. 457 Comment
  LA46920  Eulobus californicus C. S. Venkatesh; 1957-4-29 5 Los Angeles 396 Comment
  UC1183601  Eulobus californicus Mildred E. Mathias 1957-4-4 3159 Los Angeles Decker Canyon Rd 2.5 mi sw Decker Fire Station Comment
  UCD142564  Euphorbia melanadenia Jack Delaini 1974-3-11 60 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 396 Comment
  RSA432460  Euphorbia peplus Freda Detmers 1929-11-11 s.n Los Angeles Hillside in Griffith park. Comment
  RSA656196  Euphorbia peplus Joseph M. Keefe 1975-12-1 19 -421 Los Angeles Verdugo Mountains: 402 East Palmer Ave., Glendale. Comment
  UCD142449  Euphorbia peplus J. Ewan 1932-2-20 7022 Los Angeles Santa Monica Mts. Upper Sonoran Zone. Mandeville Canyon at Administration Bldg. Comment
  RSA433507B  Euphorbia spathulata M. B. Dunkle 1928-5-13 1958 Los Angeles Santa Catalina Island. Head of Swain's Canyon. 396 Comment
  UC198489  Euphorbia spathulata Katharine Brandegee May 1916 Los Angeles Santa Catalina Island Comment
  UC1795597  Euphorbia terracina P. Davis 2002-4-15 PDR 53578 Los Angeles LAX property at 9100 S Hastings Ave. Comment
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Nov 15 2020
  UCR119045  Euphorbia terracina Jeremiah George 2001-7-17 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Ocean Trails development, between Palos Verdes Dr. South and the ocean 3 Comment
  CATA1792  Extriplex californica Benjamin E. Carter, Tony Summers 2012-8-16 6976 Los Angeles Santa Catalina Island: Below Lasso Loop, between Ben Weston Point and China Point 40 Comment
  SBBG128323  Extriplex californica M. L. Hoefs, D. R. Hoefs, h. Greene 1992-4-14 1755 Los Angeles hillside S of Ben Weston Beach 30 Comment
  LA201012  Festuca microstachys Carl Wishner; 1998-4-25 2591 Los Angeles SANTA MONICA MOUNTAINS, Ladyface Mountain, E arm, along Kanan Dume Rd. 250.0 Comment
  SD234243  Festuca microstachys A. C. Sanders 2003-4-29 26183 Los Angeles Western San Gabriel Mtns.: Castiac Mesa, Newhall Ranch, north of Charlie Canyon and east of Lake Hughes Rd. (Newhall 7.5' Q) 395 Comment
  RSA0115444  Festuca myuros R. G. Swinney 2010-6-1 13168 Los Angeles San Gabriel Mountains; Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  OBI21826  Festuca octoflora Leo Whitney 1935-3-29 3011 b Los Angeles 20 mi W of Lancaster Comment
  CATA3512  Ficus carica Julia Parish 2017-12-30 045 Los Angeles Santa Catalina Island: Channel side; Upper middle canyon WMU, Renton Pass Rd, adjacent to Trans-Cat near water pipe 381 Comment
  CAS-BOT-BC487553  Ficus microcarpa R. E. Riefner, Jr. 2014-7-27 14 -260 Los Angeles City of Long Beach, N of E 2nd St. and W of Marine Stadium Park, Alamitos Bay, nar docks on Bay Shore Ave. between Monroe Ave. and E. Vista St. 6 Comment
  UCR267282  Ficus microcarpa R. E. Riefner Jr. 2015-7-19 15- 203 Los Angeles City of Carson, Dominguez Channel at Figueroa St., on south bank of channel 7 Comment
  RSA0088627  Ficus microcarpa R. E. Riefner Jr. 2014-7-13 14 -245 Los Angeles City of San Pedro, Port of Los Angeles, near Los Angeles Maritime Museum, Sampson Way at W. 6th St. 1 Comment
  CAS-BOT-BC154072  Ficus rubiginosa A. C. Sanders; Lee Jones 2005-4-8 29373 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA3553  Filago californica C. B. Wolf 1932-5-9 3497 q Los Angeles Along the road to Renton Mine, about due west of Pebbly Beach, Santa Catalina Island. 305 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
  RSA762358  Filago californica R. G. Swinney 2009-2-20 10031 Los Angeles mouth of San Gabriel Canyon, between 210 Fwy and Foothill Blvd., Azusa/Irwindale, 200-300 m east of San Gabriel River channel 177 Comment
  RSA756783  Filago californica Orlando Mistretta, Christine Mistretta 2008-4-28 2538 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Impact area 9 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1127 Comment
  RSA594590  Filago gallica L. C. Wheeler 1967-5-7 9294 Los Angeles San Gabriel Mountains. Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon. 640 Comment
  RSA719497  Filago gallica Gary Kovnat, LeRoy Gross 2004-4-25 50 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 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
  RSA505037  Frankenia salina S. J. Myers 1989-6-28 s.n. Los Angeles Ca. 3 mi. W of Palmdale: 1 mi. SE of intersection of Elizabeth Lake Road and the California Aqueduct. Comment
  UC520012  Fraxinus latifolia Joseph Andorfer Ewan 1932-4-30 7439 Los Angeles Ballona Creek at Higuera Road; Culver City, Ballona Creek Comment
  UCR224019  Fraxinus uhdei Steve Boyd, Rick Riefner 2007-4-27 11741 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue. 43 Comment
  CDA39685  Fraxinus velutina A. C. Sanders 2003-3-14 25773 Los Angeles San Gabriel Valley; Long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd., north edge of 210 Freeway east of the San Gabriel River channel. Comment
  SBBG27174  Fremontodendron californicum V. Duran 1933-7-11 3510 a Los Angeles Sulphur Springs 1600 Comment
  RSA561577  Fremontodendron californicum subsp. californicum Steve D. Boyd, Orlando Mistretta 1993-5-17 8146 Los Angeles North of sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. at the western edge of the forest on ridge at head of Elsmere Canyon., North of Sombrero Road (3N64) and west of communications facility. 884 Comment
  UC592751  Fremontodendron californicum subsp. californicum Carl B. Wolf 1936-5-27 7861 Los Angeles 8 mi above Tie Camp Summit (Aliso Canyon to Buckhorn Flats Road, San Gabriel Mountains); San Gabriel Mountains 1676 Comment
  SEINET4689892  Fremontodendron californicum subsp. californicum Leila M. Shultz 1980-4-28 4029 Los Angeles Rancho Santa Ana Botanical Garden, San Gabriel Mountains Comment
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Oct 6 2015
  RSA166483  Fritillaria biflora W. G. Webb 1935-2-23 s.n. Los Angeles Chevy Chase, San Rafael Hills, north of Glendale Comment
  RSA747183  Galium angustifolium R. G. Swinney 2008-6-9 8966 Los Angeles lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  UCR188922  Galium angustifolium R. G. Swinney 1998-5-16 6103 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, Mescal Highlands, Graham Canyon, 1.7 mi. N of Panorama Way at Graham Cyn. Motorway, 0.6 mi. S of Ft. Tejon Rd. 1220 Comment
  CAS-BOT-BC500453  Galium angustifolium subsp. angustifolium Valerie Soza 2004-6-17 1721 a Los Angeles San Gabriel Mountains. Mt. Wilson Rd, N of junction with Mt. Lowe Rd. 1569 Comment
  LA50686  Galium angustifolium subsp. angustifolium Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA632943  Galium angustifolium subsp. angustifolium Valerie L. Soza, Kent Hughes 1999-6-17 535 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  SBBG125219  Galium angustifolium subsp. angustifolium A. Parikh, N. Gale 2010-6-28 3367 Los Angeles ridge between Fish and Sawpit cyns, 0.4 km SE of White Saddle, 1.1 km NW of Mount Bliss 985 Comment
  UC102520  Galium angustifolium subsp. angustifolium Dr. H. E. Hasse 1888-7-15 Los Angeles Santa Catalina Island 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
  POM219980  Galium angustifolium subsp. angustifolium F. R. Fosberg 1932-5-5 8109 Los Angeles Near Avalon, Santa Catalina Island. 30 Comment
  RSA229006  Galium angustifolium subsp. angustifolium Robert F. Thorne, C. W. Tilforth 1971-6-30 40803 Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  SBBG19128  Galium aparine M. A. Piehl 1963-12-7 631060 Los Angeles opposite Pyramid Head on SE tip of island 12 Comment
  SBBG39577  Galium aparine P. H. Raven 1962-4-9 17176 Los Angeles above Wilson Cove 60 Comment
  CAS-BOT-BC217466  Galium catalinense Reid Moran 1941-2-23 606 Los Angeles South of Johnson's Valley, Santa Catalina Island 200 Comment
  RSA248835  Galium catalinense subsp. acrispum Robert F. Thorne 1973-4-11 42842 Los Angeles San Clemente Island, wet bottom of Norton Canyon. 274 Comment
  RSA533991  Galium catalinense subsp. acrispum Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5116 Los Angeles San Clemente Island: eastern escarpment, 1400 ft SSE of Jack (not Jack Point), and1350 ft. NW of the mouth of Larkspur Canyon 145 Comment
  SD211352  Galium catalinense subsp. acrispum Reid Moran 1958-9-15 6822 Los Angeles San Clemente Island; canyon, 1.8 miles southeast of Eel Point. 99 Comment
  UC284280  Galium hallii P. A. Munz 1923-5-26 6861 Los Angeles Rock Creek San Gabriel Mts. 1767 Comment
  UCR85800  Galium jepsonii T. S. Ross, Steve Boyd 1991-7-24 5596 Los Angeles Granite Mtn. vicinity; near intersection of Pacifico Mountain Road and Roundtop Truck Road 1902 Comment
  UCR108339  Galium johnstonii L. C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mtns, Divide between W Fork Bear Creek and Devils Canyon 1799 Comment
  RSA233378  Galium nuttallii Arthur C. Gibson, Linda C. Gibson 1972-3-4 2781 Los Angeles Dume road near Point Dume. Comment
  UCR274109  Galium nuttallii Steven A. Junak 1999-5-20 SCa- 961 Los Angeles California Islands, Santa Catalina Island, just west of old mine shaft, on north side of Black Jack Peak, directly under high voltage line leading to Black Jack Peak 506 Comment
  UCR162368  Galium nuttallii subsp. nuttallii Anuja Parikh, Nathan Gale 2004-5-13 2009 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch (study area 46), near Magic Mountain Theme Park 396 Comment
  CAS-BOT-BC303358  Gamochaeta pensylvanica Joseph Andorfer Ewan 1937-8-23 11060 Los Angeles Cauby home, San Fernando City Comment
  CAS-BOT-BC186353  Garrya flavescens Le Roy Abrams; E. A. McGregor 1908-7-2 568 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1371 Comment
  RSA604405  Garrya veatchii Louis C. Wheeler 1936-6-23 4175 Los Angeles San Dimas Canyon. 732 Comment
  RSA89604  Garrya veatchii R. M. Beeks 1951-6-12 192 Los Angeles Angeles Crest Hwy, San Gabriel Mts, 3 miles below Redbox. 915 Comment
  UCR277405  Garrya veatchii R. G. Swinney 2010-8-23 13578 Los Angeles San Gabriel Mountains, Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail 1090 Comment
  RSA755899  Gayophytum R. G. Swinney 2008-6-17 9021 Los Angeles 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway. 1992 Comment
  UCR205596  Gayophytum R. G. Swinney 2008-5-13 8863 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  RSA580699  Gayophytum diffusum subsp. parviflorum Tim S. Ross, Steve D. Boyd 1994-5-25 7892 Los Angeles West summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersections of sections 3,4,9, and 10, T7N R17W. 1684 Comment
  UC284824  Gayophytum heterozygum P. A. Munz 1923-8-30 7658 Los Angeles ridge n Big Pines; San Gabriel Mts., Swartout Valley 2286 Comment
  RSA655783  Gazania linearis James Henrickson 2000-4-15 20698 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  RSA391326  Geranium rotundifolium L. E. Hoffman 1934-5-14 s.n. Los Angeles Trail Canyon, Los Angeles Forest. Comment
  RSA0112636  Gilia A. C. Sanders 2005-5-11 30160 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons. 610 Comment
  RSA748851  Gilia R. G. Swinney 2008-5-8 8791 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
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Dec 7 2018
  SBBG64393  Gilia achilleifolia subsp. multicaulis R. Hoffmann 1925-4-19 Los Angeles Elizabeth Lake Comment
  RSA755939  Gilia aliquanta subsp. breviloba Orlando Mistretta, Christine Mistretta 2008-4-10 2411 Los Angeles Ritter Ridge, SW of Quartz Hill. Along SCE transmission lines just S. of California Aqueduct . (Segment 5, structure 17 per TRTP survey - 2008) 919 Comment
  CHSC40022  Gilia angelensis LeRoy Abrams 1903-4-10 3245 Los Angeles Near Inglewood. Comment
  UCR205180  Gilia angelensis R. G. Swinney 2008-4-10 8626 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lodi Canyon, west of San Dimas Reservoir 463 Comment
  RSA631083  Gilia angelensis L. C. Wheeler 1969-5-3 s.n. Los Angeles Bluebird truck trail. 716 Comment
  RSA756133  Gilia brecciarum subsp. brecciarum Orlando Mistretta, Christine Mistretta 2008-4-23 2523 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Structure 61 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1143 Comment
  RSA0089249  Gilia cana Mitch Provance 2008-4-14 10139 Los Angeles Western Transverse Range: Liebre Mountains: southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road. 1160 Comment
  RSA777207  Gilia latiflora subsp. davyi Orlando Mistretta, Christine Mistretta 2010-5-19 5123 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  CAS-BOT-BC226322  Gilia latiflora subsp. davyi Kevin Connelly 1980-4-28 s.n. Los Angeles Northwestern Mojave Desert, where Lancaster Rd. crosses the Calif. Aqueduct Comment
  RSA86548  Gilia latiflora subsp. latiflora Verne Grant, Alva Grant 1954-4-19 9326 Los Angeles Just east of Palmdale. 823 Comment
  RSA123768  Gilia minor P. H. Raven 1958-3-23 s.n. Los Angeles Big Rock Creek: road above creek 4.3 miles S of Pearlblossom. Comment
  CATA367  Gilia nevinii Mark L. Hoefs 1974-3-28 416 Los Angeles Santa Catalina Island: Ridge above and north of upper Bulrush Canyon, southeast exposure 335 Comment
  RSA177800  Gilia nevinii R. F. Thorne, P. C. Everett 1965-5-11 34575 Los Angeles Santa Catalina Island. N side of N beach of Little Harbor. 15 Comment
  RSA660874  Gilia nevinii Orlando Mistretta 1992-4-4 137 Los Angeles San Clemente Island. Comment
  SBBG98552  Gilia nevinii T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5324 Los Angeles terrace flats between Box and Horse Cyns 484 Comment
  UCR177754  Gilia ochroleuca subsp. bizonata LeRoy Gross 2005-4-28 2173 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  UCR29083  Gilia ochroleuca subsp. bizonata A. C. Sanders, Nancy Smith, K. R. Neisess 1980-6-4 1550 Los Angeles San Gabriel Mtns., Elizabeth Lake, west of Lancaster in the foothills. Just north of Hwy N-2 where it passes the lake 1037 Comment
  RSA469632A  Gilia sinuata H. E. Hasse, Davidson 1906-7-1 1610 Los Angeles Big Rock Creek. Comment
  RSA3539  Gnaphalium californicum C. B. Wolf 1932-5-9 3483 Los Angeles Left (east) fork of Pebbly Beach Canyon about 1/3 mile above the Mexican houses, Santa Catalina Island. 152 Comment
  POM358868  Gnaphalium microcephalum Anstruther Davidson 1887-07 2010 Los Angeles Temple. Comment
  RSA779872  Gnaphalium stramineum R. G. Swinney 2009-4-7 10296 Los Angeles Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  CAS-BOT-BC108970  Goodmania luteola James L. Reveal 1988-5-17 6799 Los Angeles Antelope Valley, along G Street at 40th Street, in a field northwest of this junction and the bike path of Apollo Park. 731 Comment
  CAS-BOT-BC6173  Grossularia amara Alfred James McClatchie 1894-2-1 s.n. Los Angeles Canyons of San Gabriel Mts., near Pasadena Comment
  LA85588  Guillenia lasiophylla Elizabeth McClintock; 1945-5-1 sn Los Angeles Santa Monica Mountains, Dry Canyon-Cold Creek Road Comment
  SFV12672  Gutierrezia californica M. H. Grayum, D. L. Koutnik 1977-11-25 891 Los Angeles San Gabriel Mountains Vicinity of Vasquez Rocks, near Agua Dulce. 671 Comment
  UCR239606  Gutierrezia californica Dan S. Cooper 2012-3-19 312- 39 Los Angeles South Coast, Palos Verdes Peninsula, Three Sisters Reserve, north of Barkentine Rd. and of Palos Verdes Dr. South, near Sunshine Trail 117 Comment
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Apr 27 2016
  CLARK-A1528-1870  Haplopappus acradenius John C. Roos 1947-9-18 2791 Los Angeles Comment
  RSA598815  Haplopappus pinifolius R. G. Swinney 1989-11-24 1485 Los Angeles San Gabriel Mountains, Glendora Wilderness Park, Paul Keiser Nature Trail. 472 Comment
  UCR126831  Haplopappus venetus A. C. Sanders, Mark A. Elvin 2002-8-27 25594 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, Santa Clara River Valley, south of Hwy 126 274 Comment
  SBBG31154  Hazardia squarrosa var. grindelioides R. F. Thorne 1966-4-28 36242 Los Angeles near jct of Wrigley Drive and Renton Mine Rd 91 Comment
  SEINET10454454  Hedera helix Jon Ricketson, Heidi H. Schmidt 1992-10-19 Ricketson 4769 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Gardens, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  RSA199182  Helenium puberulum R. F. Thorne, D. Propst 1968-5-29 37704 Los Angeles Santa Catalina Island, bed of Hermit Gulch off Avalon canyon. 91 Comment
  UC32244  Helenium puberulum Brewer 1861-1-2 104 Los Angeles Presumably San Gabriel Mountains Comment
  RSA0116281  Helianthemum scoparium R. G. Swinney 2010-8-23 13574 Los Angeles San Gabriel Mountains; Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail. 1085 Comment
  IRVC28207  Helianthus annuus June Latting 1976-10-6 s.n. Los Angeles Mountain foothills/Mojave Desert: Bob's Gap and Valyermo Road Transverse Ranges, San Gabriel Mountains 1250 Comment
  SEINET5781989 Image available Helianthus annuus Marcus E. Jones 1882-1 3029 Los Angeles Pasadena Comment
  SFV18122  Helianthus annuus J. N. Hogue 2000-5-26 s. n. Los Angeles Los Angeles, Eagle Rock. Front lawn of 1591 Grandola Avenue. 152 Comment
  UCR216897  Helianthus annuus R. G. Swinney 2009-3-11 10091 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  CAS-BOT-BC305693  Helianthus gracilentus Fordyce Grinnell 1916-6-10 s.n. Los Angeles Sister Elsie Pk. trail, San Gabriel Mts. Comment
  LA88403  Helianthus gracilentus O. H. Kappler; 1941-6-15 307 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  NY621872  Helianthus nuttallii subsp. parishii E. Braunton 09 1902 698 Los Angeles Comment
  UCR240000  Heliotropium curassavicum R. G. Swinney 2009-11-9 11592 Los Angeles Transverse Range; San Gabriel Mountains, confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  POM19150  Heliotropium curassavicum F. W. Peirson 1923-5-27 6891 Los Angeles Pallett Creek, San Gabriel Mts. Comment
  RSA650980  Heliotropium curassavicum T. Strid 1972-6-10 s.n. Los Angeles Puddingstone Dam. 274 Comment
  CATA97  Heliotropium curassavicum var. oculatum Peter Henrikson 1987-4-23 73 Los Angeles Santa Catalina Island: Ben Weston Beach 3 Comment
  JEPS30668  Helminthotheca echioides Peter H. Raven and Henry J. Thompson 1959-9-18 14437 Los Angeles Santa Monica Boulevard near Boverly Glen Boulevard; Santa Monica Mountains, West Los Angeles 76 Comment
  RSA14721  Hemizonia australis C. B. Wolf 1934-8-16 6051 Los Angeles Bryant Ranch east of Long Beach. 4 Comment
  RSA527592  Hemizonia clementina Steve Boyd 1990-4-8 4419 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  UCR86534  Hemizonia clementina T. S. Ross 1992-4-14 6157 Los Angeles Channel Islands, San Clemente Island: central east side of island 137 Comment
  RSA713825  Hemizonia fasciculata Mark Elvin 2003-6-12 2944 Los Angeles Santa Clarita Valley: Newhall Ranch, S side of Potrero Canyon, S of Potrero Mesa. 335 Comment
  CLARK-A1528-1926  Hemizonia ramosissima John C. Roos 1942-9-20 1745 Los Angeles West Los Angeles Comment
  RSA652507  Hemizonia ramosissima M. Wiseman 1992-5-15 14 Los Angeles [Pomona] California Polytechnic University, one and a quarter miles east of Buzzard Peak in the San Jose Hills. West of parking lot J in the mouth of 'G' canyon, roadside. Comment
  UCR153361  Herniaria hirsuta subsp. hirsuta LeRoy Gross, Et al. 2003-5-12 838 Los Angeles Transverse Ranges; San Gabriel Mtns region, Van Tassel Truck Trail (1N36) close to junction with Silver Fish Road (1N29) 1037 Comment
  RSA187748  Hesperocnide tenella Robert F. Thorne 1966-4-5 35826 Los Angeles Santa Catalina Island, Cape Canyon. 274 Comment
  SEINET3127470  Hesperocnide tenella G. B. Grant 1904-5-26 sn Los Angeles Pasadena Comment
  SBBG108959  Hesperocnide tenella S. A. Junak 1997-3-13 SCl 779 Los Angeles ridge between 2 forks of first cyn E of Mosquito Cyn 289 Comment
  UCD111477  Hesperocnide tenella Louis C. Wheeler 1973-4-9 s.n. Los Angeles San Gabriel Mountains. Lower Millard Canyon, just S of culvert. Comment
  CAS-BOT-BC135939  Hesperoyucca whipplei W. R. Dudley; F. H. Lamb 1896-6-8 4385 Los Angeles King's Canyon, Lebre Mountains Comment
  CAS-BOT-BC135945  Hesperoyucca whipplei Marcus E. Jones 1926-6-7 s.n. Los Angeles Ridge Route Comment
  SEINET12342974  Hesperoyucca whipplei I. W. Clokey, Templeton, B. 1929-1 4448 Los Angeles Mandeville Canyon, Santa Monica Mts 350 Comment
  RSA230201  Heterocodon rariflorum R. F. Thorne 1969-7-2 38224 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1601 Comment
  CAS-BOT-BC143674  Heteromeles arbutifolia Alice Eastwood 1919-7-4 9276 Los Angeles Santa Monica Canyon, Los Angeles Comment
  CAS-BOT-BC158127  Heteromeles arbutifolia Sandra Murcia; Gregg Miller 2006-3-10 s.n. Los Angeles South Coast: Palos Verdes Peninsula, NW corner of the intersection of Crestridge Road and Crenshaw Boulevard in the city of Rancho Palo Verdes 366 Comment
  SD141295  Heteromeles arbutifolia var. macrocarpa Reid Moran 1958-9-16 6845 Los Angeles San Clemete Island, Wall Rock Canyon, 2 miles SE of Eel Point 120 Comment
  IRVC29179  Heterotheca grandiflora A. C. Sanders, Lee Jones 2004-11-7 29026 Los Angeles site called Lookout Gates on topo, 1 mile NE of Chatsworth at foot of Santa Susana Mtns., 5 acre estate proposed for conversion to private high school (Sierra Canyon H.S.), west of the north end of Lurline Ave, N of Nashville St., just south of 118 Fwy San Fernando Valley 351 Comment
  LA32033  Heterotheca grandiflora Henry J. Thompson; 1958-10-23 1813 Los Angeles Santa Monica Mountains, Point Dume 30 Comment
  RSA0074427  Heterotheca grandiflora Fordyce Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles River bottom, near Los Angeles. Comment
  RSA0075833  Heterotheca grandiflora Orlando Mistretta 1995-7-12 1900 Los Angeles San Gabriel Mountains: Little Rock Creek, just N of Guard Station along Little Rock Creek, below the dam. 976 Comment
  CHSC85569  Heterotheca sessiliflora subsp. fastigiata John Dittes 2003-12-27 860 C Los Angeles Western Transverse Range; Big Tujunga Canyon; floodplain of Big Tujunga Creek; ca. 1.8 air-miles north by northeast of Sunland, ca. 2.2 air-mile north by northeast of Verdugo Hills High School, ca. 0.9 air-mile southwest of confluence Gold Canyon. 520 Comment
  UC1586208  Heterotheca sessiliflora subsp. fastigiata Tim Ross 1991-8-16 5803 Los Angeles .20 mi due e confluence of Lucas Creek (roadside, Angeles Forest Highway, Condor Peak USGS 7.5 Quad.); Big Tujunga Canyon 917 Comment
  JEPS20386  Heterotheca subaxillaris subsp. latifolia Ethel Rockwell 1932-9-23 Los Angeles San Gabriel Comment
  UCD170562  Heuchera caespitosa R. G. Swinney 1998-8-13 6740 Los Angeles San Gabriel Mtns., summit of Iron Mountain. 2427 Comment
  CAS-BOT-BC319767  Hieracium argutum Fordyce Grinnell, Jr. 1904-7-29 s.n. Los Angeles Arroyo Seco Canyon Comment
  LA30872  Hirschfeldia incana Peter H. Raven; Jane Turner, Barbara Whitesel C 150 Los Angeles Santa Monica Mountains, Point Dume Comment
  RSA601044  Holocarpha heermannii Steve Boyd, Lauren Raz 1997-6-18 9984 Los Angeles Liebre Mountains region: North base of Portal Ridge along the Broad Canyon Motorway, east of the mouth of Broad Canyon, edge of the Antelope Valley. 939 Comment
  RSA190943  Holodiscus discolor Robert F. Thorne 1967-5-20 36905 Los Angeles Santa Catalina Island. Descanso Canyon ca. 1/4 way down from head at Airport Road to mouth. 229 Comment
  UCR209899  Holodiscus microphyllus R. G. Swinney 2008-7-24 9279 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  UCR232376  Hordeum depressum Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 8001 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, c. 100 m east of Sierra Highway, 190 m west of 10th St, 535 m north of Ave C and one km south of Ave B 704 Comment
  RSA589313  Hordeum intercedens Timothy S. Ross 1995-5-21 8608 Los Angeles San Clemente Island, terrace on W side of Chenetti Canyon and just N of Snail Canyon, 4300 feet SSE of Rest triangulation point (1336-feet) and 3540 feet NNW of slope tri. pt. (781-feet). 271 Comment
  RSA0110562  Hordeum intercedens Steven A. Junak, Mark Hoefs, Keri Kirkland, Janet Takara 1998-5-1 SCa- 596 Los Angeles Santa Catalina Island. Small rise just NE of Airport Road, just S of ridge with Whitley's Peak. 426 Comment
  RSA0115304  Hordeum intercedens Steven A. Junak 2001-5-3 SCa- 1464 Los Angeles Santa Catalina Island. Just N of Airport Road, above head of Swain's Canyon. 408 Comment
  RSA0055764  Hordeum murinum R. G. Swinney 2010-4-1 12136 Los Angeles San Gabriel Mountains: Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Mac 399 Comment
  SBBG31280  Hordeum murinum R. F. Thorne 1966-4-4 35750 Los Angeles isthmus 12 Comment
  UCR217419  Hordeum murinum R. G. Swinney 2009-3-10 10068 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UCR271917  Hordeum murinum R. G. Swinney 2010-3-24 12054 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
  SEINET10595760  Hordeum murinum Meryle B. Dunkle 1939-5-28 Dunkle 8108 Los Angeles On slopes, east side of Santa Barbara Island. Dominant plant on island. Comment
  SBBG131730  Hordeum murinum subsp. glaucum S. A. Junak 1999-5-8 SCa 908 Los Angeles W side of Fern Cyn, in Cottonwood Cyn drainage, along abandoned rd, W-facing hillside 121 Comment
  SBBG128299  Hordeum murinum subsp. murinum M. L. Hoefs 1991-4-8 1072 Los Angeles side cyn (Rattlesnake Cyn) of upper Avalon Cyn 146 Comment
  RSA651812  Hordeum vulgare R. Danborn 1948-2-23 sn Los Angeles Near Los Angeles County Fairgrounds. Comment
  RSA451566  Horkelia cuneata subsp. puberula A. Menke 1955-3-26 s.n. Los Angeles Point Dume. Comment
  UC168744  Horkelia cuneata subsp. puberula George B. Grant and Walter Wheeler 1904-5-7 599 Los Angeles Glendora Comment
  CHSC83709  Hosackia oblongifolia John Dittes; Gina Hall 1990-7-19 248 Los Angeles Transverse Range; San Gabriel Mts., North of Kratka Ridge, ca. 1.7 air miles east of Cloudburst Summit, North of Angeles Crest Highway. Along creek below Burkhart Trail between Buckhorn Flat Campground and Cooper Canyon. 1889 Comment
  RSA590864  Hymenoclea salsola var. salsola Orlando Mistretta 1994-4-12 1015 Los Angeles Little Rock creek. Slopes E of Little Rock reservoir. 1006 Comment
  RSA226176  Hypochaeris glabra Gary D. Cromwell, David W. Wheat 1971-4-21 546 Los Angeles On W side of Mystic Canyon, 2 miles NE of Glendora; Angeles National Forest, San Gabriel Mts. 549 Comment
  RSA94821  Hypochaeris radicata F. W. Peirson 1920-6-13 2136 Los Angeles Colorado Street, Pasadena Comment
  UCR102378  Imperata brevifolia L. C. Wheeler 1964-3-18 8424 Los Angeles San Gabriel Mtns, About half way between Roberts Canyon and Fish Canyon Comment
  CAS-BOT-BC311666  Isocoma menziesii var. vernonioides Carl B. Wolf 1932-5-9 3432 Los Angeles Santa Catalina Island. 1/2 mi. from Avalon on road to Pebbly Beach 7 Comment
  CAS-BOT-BC311718  Isocoma menziesii var. vernonioides John Thomas Howell 1927-10-29 3187 Los Angeles Near Alamitos Bay 15 Comment
  RSA544546  Isocoma menziesii var. vernonioides Timothy S. Ross, E. Kellogg 1992-4-11 6120 Los Angeles San Clemente Island: vicinity of Wilson Cove settlement. Introduced and locally naturalized. 87 degrees East, ca 770 m from 'Harbor' knoll (648 ft.) or ca 178 degrees S, 770 m distat from 32'BM at Wilson Cove. Comment
  RSA594469  Isolepis cernua Steve Boyd, Lauren Raz 1996-9-24 8939 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  UCR100427  Isomeris arborea Scott D. White 1997-11-5 6016 Los Angeles Malibu Coast, Mouth of Trancas Canyon, north of Pacific Coast Hwy (= Calif. Hwy 1) 8 Comment
  SJSU2258  Jacaranda acutifolia C. W. Sharsmith 1942-9-9 4508 Los Angeles Beverly Hills Comment
  LA212303  Jasminum mesnyi Elwood Fordham; 1951-3-22 s.n. Los Angeles Brentwood near Sunset blvd & Veteran. Comment
  SBBG108994  Jepsonia malvifolia S. A. Junak 1996-10-1 SCl 691 Los Angeles E side of upper Horse Cyn, in southernmost of 2 small side cyns 499 Comment
  SDSU6900  Juglans californica J. Godsil 1953-3-15 589 Los Angeles Brea Canyon road, south-west of Pomona 427 Comment
  CAS-BOT-BC101915  Juglans californica Alice Eastwood 1939-4-16 18912 a Los Angeles Santa Ana Botanic Garden Comment
  SD20465  Juglans californica var. californica Charles F. Harbison 1938-2-20 Los Angeles Topanga Canyon. Comment
  RSA188246  Juncus acutus subsp. leopoldii Robert F. Thorne, Percy C. Everett 1965-6-24 35037 Los Angeles Santa Catalina Island: below dam in lower Cottonwood Canyon 38 Comment
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Jan 15 2008
  CDA39156  Juncus balticus Robert Gustafson 1981-5-26 2232 Los Angeles Coastal Plains & Basins; Los Angeles Basin region; Ballona Wetlands, Area 2. Just east of the Gas Company plant. 0 Comment
  CATA1141  Juncus bufonius var. bufonius Mark L. Hoefs 1995-5-23 2132 Los Angeles Santa Catalina Island: Middle Canyon at Thompson Reservoir 195 Comment
  RSA0013630  Juncus macrophyllus Orlando Mistretta, Youssef Atallah 2011-8-16 6051 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
  RSA368079A  Juncus macrophyllus Anstruther Davidson 1923-09 s.n. Los Angeles Los Angeles River, Griffith Park. Comment
  RSA586691  Juncus mexicanus Orlando Mistretta, Mark A. Elvin 1995-6-20 1791 Los Angeles San Gabriel Mountains, Bare Mountain Canyon; Fountainhead Spring, E of Pacifico Mtn. 2012 Comment
  POM1605  Juncus rugulosus I. M. Johnston 1917-6-14 1341 Los Angeles West of Pomona. Comment
  UCR212778  Juncus rugulosus Ellen Mackey, Blake Whittington 2006-10-11 NFWF- 1795 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, [San Dimas Canyon, north of San Dimas Reservoir]. First road intersection beyond the ranger station, edge of San Dimas Creek along trail next to the gate 454 Comment
  RSA0116658  Juncus textilis R. G. Swinney 2008-10-10 9580 Los Angeles San Gabriel Mtns.; Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  UCR186655  Juncus textilis A. C. Sanders 2006-5-16 32329 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake 991 Comment
  RSA682451  Juncus xiphioides LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1066 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway., Near 34.23286N, 118.28306W. 550 Comment
  CAS-BOT-BC80993  Juniperus californica Ernest C. Twisselmann 1970-9-8 17496 Los Angeles Antelope Valey: Avenue C 0.2 mile east of Highway 14 746 Comment
  UC1076358  Juniperus californica Curtis Ferris 1932-3-21 79 Los Angeles 20 mi n Sangus (off Soledad Canyon); Vasquez Rocks Comment
  SEINET10531113  Juniperus virginiana var. silicicola David B. Dunn 1939-10-18 Dunn UMO 46525 Los Angeles Cultivated plant growing in Lafayette Park, Los Angeles, Calif. Comment
  CAS-BOT-BC235760  Keckiella cordifolia Grant 1901-7-26 4467 Los Angeles Sturtevant Camp Comment
  LA30846  Keckiella cordifolia Peter H. Raven; 1959-3-8 C 141 Los Angeles 335 Comment
  UCR124440  Keckiella cordifolia I. W. Clokey, B. C. Templeton 1929-1 4561 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UCR174644  Keckiella cordifolia Jennifer H. Jones, Jay H. Jones 2006-6-4 380 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., Webb Canyon Road 457 Comment
  UCSB9669  Keckiella cordifolia Wedberg, H. 1957-6-15 Los Angeles Seminole Hot Springs Comment
  SEINET13387005 Image available Keckiella ternata subsp. ternata R. G. Swinney 2011-1 15683 Los Angeles San Gabriel Mountains; SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of "Inspiration Cyn." & Coldwater Cyn., near spring and watertank (Chilao Flat 7.5 1140 Comment
  NY790458  Keckiella ternata var. septentrionalis T. S. Ross 1992-7-5 6603 Los Angeles Red Mountain: east ridge of Red Mountain, ca. 530 m east of the summit. Warm Springs Mountain 7.5' USGS quardrangle 1118.6 Comment
  SFV17944  Keckiella ternata var. ternata J. N. Hogue, J. D. Dilley 1998-8-7 124 .4 Los Angeles San Gabriel Mountains Cedar Creek. South of Crystal Lake along Highway 39. 1580 Comment
  CAS-BOT-BC111948  Kyllinga brevifolia G. L. Skutt 1935-5-1 s.n. Los Angeles Pasadena Comment
  RSA550702  Lactuca serriola Timothy S. Ross, Annette Ross 1991-7-29 5701 Los Angeles Elephant Hill, N most point of the Puente Hills, W Pomona. 229 Comment
  CATA2247  Lagunaria patersonia Sara L. Crockett 1996-10-28 12 Los Angeles Santa Catalina Island: Descanso Beach Club, N end 9 Comment
  UC38736  Lamarckia aurea Mrs. B. Jones 592 Los Angeles Los Angeles Comment
  RSA0107285  Lamium amplexicaule R. G. Swinney 2011-5-10 14657 Los Angeles San Gabriel Mountains: Los Pinetos Canyon, east end of Placerita Cyn. Natural Area at Walker Ranch. 573 Comment
  RSA592153  Lamium amplexicaule Louis C. Wheeler 1967-5-7 9282 Los Angeles San Gabriel Mountains. Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon. 610 Comment
  CDA36208  Lantana montevidensis A. C. Sanders, T. B. Salvato 2009-5-19 36837 Los Angeles San Gabriel Valley; Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center. Working oil field with access roads and scattered pump pads. Comment
  RSA578735  Larrea tridentata Tim S. Ross, J. Mark Porter 1994-5-1 7579 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  CAS-BOT-BC329162  Lasthenia glabrata subsp. coulteri Le Roy Abrams 1899-4-1 361 Los Angeles Ballon Marshes 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
  UCR126891  Lasthenia gracilis A. C. Sanders 2003-4-29 26168 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  POM304871  Lathyrus vestitus subsp. laetiflorus Henry J. Ramsey, Henry J. Ramsey 1937-3-21 264 Los Angeles Altadena. Comment
  UCD106523  Lathyrus vestitus var. alefeldii Dan Axelrod 1932-3-21 s.n. Los Angeles 1 mi. east of Claremont, Antelope Valley. Comment
  LA200455  Lathyrus vestitus var. vestitus Bruce Douglas Clayton; Greg Shaw 1972-4-1 51 Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus, Upper Temecal and Rustic Canyons 490 Comment
  RSA702959  Layia glandulosa Scott D. White, Michael Honer 2004-3-30 9971 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of 'Four Points' 838 Comment
  UCR121219  Layia glandulosa June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, 263rd St. south of Calif. Hwy 18 in Antelope Valley, along San Bernardino Co. line, NNW of Pinon Hills 1100 Comment
  CAS-BOT-BC380222  Layia platyglossa Le Roy Abrams 1899-3-1 364 Los Angeles Ballona Harbor Comment
  CAS-BOT-BC221610  Lepechinia fragrans Carl Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains. Los Alisos Canyon Comment
  POM243681  Lepechinia fragrans F. R. Fosberg 1931-5-6 34786 Los Angeles Santa Catalina Island. Cape Canyon. 10 Comment
  RSA703503  Lepechinia fragrans Scott D. White 2004-9-3 10744 Los Angeles San Gabriel Mountains: Grizzly Flat, ca. 1 air mile N of Angeles Crest Hwy and ca. 1 air mi S of Big Tujunga Cyn. Rd. 732 Comment
  UCR231912  Lepidium appelianum Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8026 Los Angeles Mojave Desert, Antelope Valley, N of Lancaster, where Amargosa Creek jct of Sierra Highway and Avenue E, c. 150 m W of Hwy and just S of Ave E 701 Comment
  PASA2037  Lepidium flavum Stason 1930-5-18 Los Angeles Lovejoy Buttes Comment
  RSA682499  Lepidium latifolium Scott D. White, Michael Honer 2003-5-7 9199 Los Angeles South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway. 335 Comment
  RSA485846  Lepidium nitidum T. S. Elias, Orlando Mistretta 1988-2-10 10663 Los Angeles San Clemente Island, near top of Marine Terrace Grade Comment
  CAS-BOT-BC12817  Lepidium perfoliatum Marjorie Shaw; Edna Spaulding; Mrs. C. L. Walton 1917-4-6 988 Los Angeles Mojave Desert. Antelope Valley. Comment
  POM307838  Lepidium virginicum var. robinsonii Henry J. Ramsey 1938-1-9 2763 Los Angeles North Craig Ave., Altadena Comment
  UC1283739  Lepidospartum squamatum Beecher Crampton 1965-10-27 7595 Los Angeles ca. 2.6 mi sw of Saugus; US Hwy 99 Comment
  UCR3693  Lepidospartum squamatum Frank C. Vasek 1963-8-16 630816- 02 Los Angeles San Gabriel Mtns., Coldwater Canyon at Cattle Canyon crossing 777 Comment
  RSA762342  Leptochloa fusca subsp. uninervia R. G. Swinney 2008-10-20 9643 Los Angeles San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  UC501492  Leptodactylon californicum Joseph Andorfer Ewan 1932-5-29 7213 Los Angeles Arrastre Canyon; San Gabriel Mts., Arrastre Canyon 1371 Comment
  UC1595451  Leptodactylon californicum subsp. glandulosum Tim Ross 1992-7-10 6646 Los Angeles s side Big Tujunga Creek between Coldwater Canyon and Wickiup Canyon; San Gabriel Mountains, Big Tujunga Creek 969 Comment
  POM65855  Leptosiphon aureus L. R. Abrams 1901-04 s.n. Los Angeles Tujunga Wash Comment
  RSA469967  Leptosiphon bicolor Blanche Trask 1901-03 3044 Los Angeles Avalon, Catalina Island. Comment
  UCSB31348  Leptosiphon bicolor Parker, V. 1974-3-27 Los Angeles Hill above and behind USC Santa Catalina Marine Station, Fisherman's Cove; Catalina Is. 304 Comment
  POM364527  Leptosiphon ciliatus Anstruther Davidson s.n. Los Angeles [Unspecified] Comment
  POM65889  Leptosiphon liniflorus C. F. Baker 1903-8-2 3453 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  SBBG125523  Leptosiphon parviflorus A. Parikh, N. Gale 2010-6-15 3288 Los Angeles upper Big Tujunga Cyn, 0.2 km ENE of Shortcut Station, 0.7 km N of St Hwy 2, San Gabriel Mtns 1305 Comment
  UCSB6465  Leptosyne californica Haller, John 1957-4-13 Los Angeles On Palmdale Ave. 0.7 miles E. of junc. with Calif. 138 and ca. 9 miles E. of center of Palmdale 762 Comment
  SBBG55959  Leptosyne calliopsidea L. R. Bevier 1983-4-30 24 Los Angeles ca. 2.5 mi S of Ave J on 170th Street E 640 Comment
  SBBG17977  Leptosyne gigantea E. R. Blakley 1963-4-9 5562 Los Angeles Pebbly Beach, S of Avalon 22 Comment
  UC1375326  Lessingia glandulifera var. glandulifera Robert F. Thorne and C. W. Tilforth 1971-6-29 40676 Los Angeles ca. 1 1/2 mi e of junction of Aliso Creek wash and Santa Clara River in Soledad Canyon; n slope San Gabriel Mts., Angeles National Forest 883 Comment
  CAS-BOT-BC339285  Lessingia glandulifera var. glandulifera Geo. B. Grant No date on label 7183 Los Angeles Lamanda [Lamanda Park] Comment
  RSA365308  Leymus condensatus George B. Grant 1902-6-25 1081 Los Angeles San Gabriel Canyon. Comment
  RSA587496  Leymus condensatus Orlando Mistretta 1994-9-13 1470 Los Angeles Santiago Canyon; Santiago Creek near junction of Forest Road 4N20 and BM 3980. 1213 Comment
  RSA623878  Leymus condensatus Raymond J. Dobbs 1927-7-15 3608 Los Angeles Near Teddy's - Arroyo Seco, San Gabriel Mountains. Alt. 900 ft. 274 Comment
  UCD64543  Leymus condensatus Robert F. Thorne; P. Everett 1965-6-22 34869 Los Angeles Santa Catalina Island, up Pebble Beach Canyon, along roadside. 30 Comment
  POM244853  Leymus triticoides F. R. Fosberg 1931-5-7 712 Los Angeles Santa Catalina Island. Hillside above Dam. Comment
  RSA586173  Leymus triticoides Orlando Mistretta 1995-10-2 1942 Los Angeles Little Rock Creek upstream from Basin Campground. 1052 Comment
  SD144445  Limonium sinuatum Scott D. White 1997-3-12 4759 Los Angeles Zuma Beach Area; mouth of Zuma Creek, east end of the County Beach. 7 Comment
  RSA601132  Linanthus aureus L. C. Wheeler 1946-5-26 6210 Los Angeles El Monte. 2002 North Durbee Road. Comment
  UC908577  Linanthus aureus Herbert L. Mason Los Angeles 30 mi w Victorville; Mohave Desert Comment
  RSA468441  Linanthus californicus Kenneth R. Montgomery, T. Strid 1973-5-19 73 -68 Los Angeles Site of LASCA Cistus field plot, at Dillon Divide. Comment
  RSA468484  Linanthus californicus David Young 1969-3-15 P- 399 Los Angeles 3 mi. NW of Chasworth, California S. of Hwy 118 on Santa Susana Rd. 293 Comment
  RSA0095267  Linanthus californicus subsp. glandulosus Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 5 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  LA88264  Linanthus concinnus O. H. Kappler; 1947-6-7 1476 Los Angeles San Gabriel Mountains, Mount Waterman Area, along Angeles Crest Hiway 2133 Comment
  NY43184  Linanthus dianthiflorus J. B. Walker 1995-6-5 1424 Los Angeles Santa Catalina Island, just below Airport Rd, along road to White's Landing 300 Comment
  POM364575  Linanthus dianthiflorus subsp. dianthiflorus N. C. Cooper 1940-4-19 s.n. Los Angeles Malabu Coast. Along highway. Near sea level. Comment
  POM65899  Linanthus dichotomus subsp. dichotomus Jos. Burtt Davy 1896-05 2664 Los Angeles Antelope Valley. Comment
  SBBG127069  Linanthus dichotomus subsp. dichotomus A. Parikh, N. Gale 2011-6-14 3465 Los Angeles N of Aliso Cyn, 0.2 km W of Angeles Forest Hwy, 1 km N of Aliso Cyn Rd; San Gabriel Mtns 1205 Comment
  RSA616313  Linanthus dichotomus subsp. pattersonii Scott D. White, Pam De Vries 1998-4-20 6315 Los Angeles Soledad Canyon area: proposed quarry area N of Soledad Canyon. Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 579 Comment
  UCD118653  Linanthus parryae Steve Boyd 1986-3-30 1516 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA252874  Linanthus parryae R. F. Thorne 1973-5-11 43523 Los Angeles San Gabriel Mts., Mojave Desert slope: Juniper Hills, c. 2 mi S of Ft. Tejon Road 1250 Comment
  RSA468516  Linanthus pungens F. R. Fosberg 1931-8-12 792 Los Angeles Summit Mt. Islip, San Gabriel Mountains. 2500 Comment
  RSA659853  Linum usitatissimum Orlando Mistretta, Mike Hammitt 1991-5-29 s.n. Los Angeles Monrovia Canyon. 610 Comment
  RSA651308  Lippia nodiflora Phil Drooks 1981-5-21 52 Los Angeles Merced Ave and California Ave in West Covina. 610 Comment
  SEINET6032582  Lithophragma heterophyllum I. W. Clokey, E. G. Anderson 1935-5-9 6668 Los Angeles San Dimas Canyon Comment
  RSA436328  Lobelia cardinalis var. pseudosplendens Thekla Mohr 1915-1 3044 Los Angeles North Fork, San Gabriel River. Comment
  RSA729764  Lobelia dunnii var. serrata R. G. Swinney 1998-8-6 6712 Los Angeles Alder Gulch, a western tributary of upper East Fork San Gabriel River. 1159 Comment
  UCR272515  Lobelia dunnii var. serrata R. G. Swinney 2011-10-27 15933 Los Angeles San Gabriel Mountains, 1.4 miles east (downstream) from entrance gate to Cogswell Dam, at confluence of Butterfield Cyn. and W Fork San Gabriel River, along West Fk. Natl. Scenic Bikeway 634 Comment
  RSA656252  Lobularia maritima Peter Dedlow 1976-4-27 8 Los Angeles Verdugo Mountains: South side of house, 1540 Ridgeway Drive, Glendale. Comment
  CAS-BOT-BC174474  Loeflingia squarrosa Alice Eastwood 1906-6-2 175 Los Angeles San Pedro Comment
  RSA441651  Loeflingia squarrosa George B. Grant 5486 Los Angeles [Unspecified] Comment
  UCR281284  Loeseliastrum matthewsii R. G. Swinney 2014-4-30 16258 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  UCR271873  Logfia filaginoides R. G. Swinney 2010-3-24 12058 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  UCR273550  Logfia gallica R. G. Swinney 2011-5-10 14642 Los Angeles San Gabriel Mountains, Angeles Natl. Forest, 'Manzanita Mt.', at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center 629 Comment
  UC1930102  Lolium multiflorum V. Soza, LeRoy Gross 2001-5-22 1238 Los Angeles Transverse Ranges; San Gabriel Mountains region; Morgan Fire 2000 area, between Morgan and Wildwood Canyons, WSW of Sycamore Flat. 648 Comment
  POM356970  Lolium temulentum Edith A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  RSA0105323  Lomatium lucidum R. F. Thorne, A. C. Gibson 1971-5-22 39739 Los Angeles San Gabriel Mts., Angeles National Forest. Fish Canyon. 305 Comment
  SD104887  Lomatium mohavense subsp. longilobum Darley Howe 1979-4-30 5087 Los Angeles 2 miles northwest of Devil's Punch Bowl 1435 Comment
  UCR181238  Lomatium nevadense R. G. Swinney 1997-6-13 5574 Los Angeles San Gabriel Mtns, south of Pinon Hills, c. 0.5 mi. NE of Table Mountain, summit of ridge just west of San Bernardino Co. line 2073 Comment
  UCR239036  Lomatium nevadense var. parishii Anuja Parikh, Nathan Gale 2010-6-1 3241 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 3.9 km west of State Hwy 14, 1.9 km southwest of California Aqueduct, under power lines 1070 Comment
  JEPS17537  Lomatium utriculatum J. Burtt-Davy 1896-5-26 2351 Los Angeles between Fort Tejon and Gorman Station Comment
  RSA203066  Lomatium vaginatum James Henrickson 1966-4-16 2260 Los Angeles 14 miles east of Gorman along hwy 138 Comment
  CAS-BOT-BC240500  Lonicera hispidula E. R. Blakley 1962-10-6 5474 Los Angeles Between reservoirs in Bullrush Canyon. Santa Catalina Island 274 Comment
  POM243773  Lonicera hispidula var. vacillans F. R. Fosberg 1931-5-12 S- 4851 Los Angeles Hay Press, Santa Catalina Island. 350 Comment
  NY42926  Lonicera interrupta J. B. Walker 1995-3-31 1306 Los Angeles 3km S of Castaic, at N border of correctional facility 400 Comment
  UCR258900  Lonicera subspicata R. G. Swinney 2010-8-16 13528 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  CAS-BOT-BC234860  Lonicera subspicata var. denudata L. A. Greata 1900-9-23 s.n. Los Angeles Eagle Rock Canon [Canyon] Comment
  SEINET13387029 Image available Lonicera subspicata var. denudata R. G. Swinney 2011-1 15959 Los Angeles San Gabriel Mountains: confluence of West Fk. San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. (Azusa 7.5' Q.) 634 Comment
  RSA273200  Lotus Glenn A. Gorelick 1928-4-8 s.n. Los Angeles Santa Catalina Island. Canyon west of Cottonwood Canyon. Comment
  RSA527741  Lotus argophyllus subsp. ornithopus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4309 Los Angeles San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon. Comment
  UC729811  Lotus argophyllus var. argenteus Carl B. Wolf 1932-5-10 Los Angeles back of Avalon (summit of the Equestrian Trail); Santa Catalina Island 304 Comment
  RSA628822  Lotus argophyllus var. argophyllus Scott D. White 1998-6-29 6827 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  UC1211036  Lotus dendroideus var. dendroideus Huron H. Smith 1912-5-31 5057 Los Angeles Pebble Beach Road; Santa Catalina Island 7 Comment
  UC15602  Lotus hamatus Dr. A. Davidson 1891-1 3 Los Angeles Catalina Island Comment
  RSA596449  Lotus heermannii var. heermannii R. G. Swinney 1989-8-6 s.n. Los Angeles In and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton debris basin. 365 Comment
  POM305421  Lotus heermannii var. heermannii H. J. Ramsey 1937-9-2 750 Los Angeles Angeles Crest Highway, Johnny Canyon. Comment
  RSA680196  Lotus nevadensis var. davidsonii Valerie L. Soza, Naomi Fraga 2003-6-13 1671 Los Angeles Blue Ridge just west of Guffy Camp, on ridgetop and slopes above FS Road 3N06. 2530 Comment
  UC1595328  Lotus oblongifolius Tim Ross and Orlando Mistretta 1992-7-24 6767 Los Angeles 900 m 76 degrees ene Strawberry Peak summit (vicinity of Strawberry Spring); San Gabriel Mts., Strawberry Spring 1460 Comment
  RSA0034408  Lotus oblongifolius Marion P. Harthill 1972-4-8 s.n. Los Angeles [San Gabriel Mountains] Azuza Canyon, Angeles National Forest. 457 Comment
  POM1910  Lotus oblongifolius var. oblongifolius I. M. Johnston 1917-6-20 1907 j Los Angeles Camp Baldy 1220 Comment
  RSA406212  Lotus oblongifolius var. oblongifolius B. C. Templeton 1932-8-26 5097 Los Angeles Big Rock Creek; San Gabriel Mountains 1905 Comment
  UCR159707  Lotus oblongifolius var. oblongifolius Orlando Mistretta, J. Mistretta 1992-9-22 818 Los Angeles Transverse Ranges, San Gabriel Mtns: Pacific Crest Trail, between Cloudburst Summit and Cooper Camp 2102 Comment
  RSA0114806  Lotus salsuginosus R. G. Swinney 2011-4-26 14478 Los Angeles San Gabriel Mountains; Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  RSA187884  Lotus salsuginosus R. F. Thorne 1966-4-5 35856 Los Angeles Above stream in Cottonwood Canyon, Santa Catalina Island. 107 Comment
  RSA498796  Lotus salsuginosus Robert M. Perkins 1936-4-17 154 Los Angeles Santa Monica Mts Comment
  UCR260340  Lotus salsuginosus R. G. Swinney 2010-5-4 12539 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
  RSA279068  Lotus salsuginosus var. salsuginosus R. F. Thorne 1971-4-9 41534 Los Angeles Angeles National Forest; or near entrance thereto and below entrance to wooded area of San Dimas Canyon along San Dimas Creek. 381 Comment
  RSA167634  Lotus scoparius P. H. Raven, R. F. Thorne 1964-5-7 18998 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  SFV4238  Lotus scoparius C. M. Wainwright 1967-5-11 s. n. Los Angeles Santa Monica Mountains 0.25 miles of Topanga Canyon Blvd. off of Hillside Drive. 412 Comment
  UCR281958  Lotus scoparius subsp. brevialatus R. G. Swinney 2014-4-24 16233 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  IRVC29653  Lotus strigosus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26233 Los Angeles Castaic, south side of Lake Hughes Rd. near Ridge Route, west of Castaic Creek, Newhall Ranch property Western San Gabriel Mtns. 351 Comment
  JEPS55865  Lotus strigosus A. M. Ottley 1920-5-16 691 Los Angeles Tujunga Canyon San Gabriel Mts. Comment
  POM2449  Lotus strigosus Amos Shummway 1903-05 s.n. Los Angeles Collected near Pasadena Comment
  RSA498736  Lotus strigosus Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  RSA632843  Lotus strigosus R. F. Thorne, J. P. Simon, John Dourley, H. Caulfield 1970-5-1 39529 Los Angeles Mojave Desert: Along road to Valyermo ca. 1 mile east of Pallett Ranch at foot of grade north of Pinyon Pine Ridge in Shoemaker Canyon. 1402 Comment
  RSA679926  Lotus strigosus LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 937 Los Angeles Pacifico Mountain Road (3N17) ca. 1.3 miles NW along road from Alder Saddle to Pacifico Mountain and 2 miles SE from Mt. Pacifico Campgroud turnoff. 1784 Comment
  UC864913  Lotus strigosus Ira W. Clokey, B. Templeton Jul 1929 4576 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  UCR188656  Lotus strigosus R. G. Swinney 1990-3-23 1539 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  UCR220038  Lotus strigosus R. G. Swinney 2009-4-24 10460 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UC864919  Lotus wrangelianus Louis C. Wheeler 1932-4-30 673 Los Angeles near U.C.L.A. Campus; West Los Angeles 137 Comment
  CHSC108516  Ludwigia peploides subsp. montevidensis R. E. Riefner Jr. 2007-6-28 07 -283 Los Angeles Harbor City, Bixby Slough, vicinity of 255th St. and Dodge Ave. UTM 11S 0380759E 3740038N. 39 Comment
  CAS-BOT-BC198389  Lupinus albifrons L. R. Abrams 1901-4-1 1230 Los Angeles Ballona Harbor Comment
  RSA0089258  Lupinus albifrons Bonnie C. Templeton 1938-5-21 s.n. Los Angeles Topanga canyon. Comment
  RSA161088  Lupinus albifrons Peter H. Raven 1962-5-20 17767 Los Angeles Road above Pebbly Beach, Santa Catalina Island. 61 Comment
  SD262278  Lupinus albifrons Mitch Provance 2017-6-30 617 39 Los Angeles Catalina Island: Northern edge of Avalon, loop road around Sugar Loaf Pk., upper portion of Chime Tower Rd. 145 Comment
  UC864978  Lupinus albifrons C. B. Clokey, I. W. Clokey, B. C. Templeton 1930-5-13 4746 Los Angeles Boquet Canyon Comment
  RSA773304  Lupinus bicolor R. G. Swinney 2009-6-3 11052 Los Angeles Horse Flats, 1 air mile NNW of Newcombs Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR220259  Lupinus bicolor R. G. Swinney 2009-4-28 10505 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  OBI12932  Lupinus bicolor D. H. Thomson 1944-5-7 s.n. Los Angeles Burbank, Verdugo Hills mt range Comment
  RSA659734  Lupinus bicolor Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 93 Los Angeles San Clemente Island. Comment
  UCD107262  Lupinus bicolor Elise Jackson 1993-4-20 33 Los Angeles Newhall, Placerita Canyon Nature Center, no. side of entrance to Canyon Trail, across stream. 487 Comment
  UC1871270  Lupinus bicolor subsp. microphyllus T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3854 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. Elevations between 4880-5680 feet. Comment
  RSA527784  Lupinus bicolor subsp. microphyllus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4348 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA167570  Lupinus bicolor subsp. tridentatus Robert F. Thorne, Percy C. Everett 1964-4-15 33688 Los Angeles 10 miles NW of Mariposa Comment
  CAS-BOT-BC187879  Lupinus chamissonis Alice Eastwood 1906-5-29 78 Los Angeles Ocean Park Comment
  OBI43744  Lupinus chamissonis A. C. Sanders 1986-7-30 6831 Los Angeles El Segundo dunes, immediately W of L.A. International airport and Pershing Dr, E of Vista Del Mar Blvd 30 Comment
  RSA407128  Lupinus chamissonis I. M. Johnston 1917-6-10 1338 Los Angeles Ballona Creek, near Mesmer. Comment
  POM210096  Lupinus elatus Victor Duran 1933-7-26 3535 Los Angeles Buckhorn 1982 Comment
  RSA755591  Lupinus elatus R. G. Swinney 2008-7-15 9225 Los Angeles Winston Peak. 2275 Comment
  UC285025  Lupinus elatus P. A. Munz 1923-8-31 7677 Los Angeles Swartout Valley San Gabriel Mountains 2575 Comment
  CAS-BOT-BC216662  Lupinus excubitus subsp. hallii C. F. B. 1903-4-1 4102 Los Angeles Anaheim Comment
  RSA660067  Lupinus excubitus var. austromontanus Orlando Mistretta 1992-5-25 406 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  JEPS65132  Lupinus excubitus var. hallii Miss C. M. Hoak 1924-2-27 Los Angeles Gibbs Estate Pasadena (Pasadena) Comment
  POM184668  Lupinus excubitus var. johnstonii Joseph A. Ewan 1932-5-29 7189 Los Angeles Summit of Mount Gleason 1829 Comment
  POM2657  Lupinus formosus C. F. Baker 1909-5-1 5303 Los Angeles Claremont. Comment
  RSA008610  Lupinus formosus Fay A. MacFadden 1931-3-10 3003 Los Angeles Tuna Canyon Comment
  RSA526595  Lupinus formosus Steve D. Boyd 1990-4-7 4179 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  SD87883  Lupinus formosus F. W. Peirson 1924-5-26 4638 Los Angeles South slope, Strawberry Peak; San Gabriel Mountains. Comment
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Nov 10 2010
  UCD107768  Lupinus formosus Daryl Koutnik; Bruce Holguin 1978-4-1 229 Los Angeles south side of Fairmont Reservoir. 929 Comment
  RSA17066  Lupinus formosus var. formosus C. B. Wolf 1936-5-27 7849 Los Angeles Aliso Canyon to Buckhorn flats road, Tie Camp summit 1524 Comment
  HSC14828  Lupinus hirsutissimus C. S. Apperson 1967-6-15 Los Angeles 1 mi. down Canton Canyon trail off the end of Townsend Pk. Rd. Comment
  SDSU19990  Lupinus hirsutissimus S. H. Bullock 1968-3-29 19 Los Angeles Claremont, Blanchard Park, Mills Ave. Between 1st and 6th streets. 351 Comment
  RSA729448  Lupinus hyacinthinus R. G. Swinney 1998-7-8 6315 Los Angeles San Gabriel Mtns.: N of Wrightwood, eastern end of Jackson Flat. 2287 Comment
Read comments
May 4 2010
  POM171374  Lupinus latifolius subsp. parishii Marcus E. Jones 1928-5-3 s.n. Los Angeles Santa Monica Comment
  CAS-BOT-BC211720  Lupinus longifolius Louis C. Wheeler 1936-6-8 4126 Los Angeles Bell-San Dimas Canyon divide, San Gabriel Mts. 960 Comment
  POM2602  Lupinus longifolius Philip A. Munz 1918-4-11 2043 Los Angeles Glendora. Comment
  UCR147710  Lupinus longifolius Valerie Soza, Et al. 2000-6-27 1033 Los Angeles San Gabriel Mountains, Firebreak above Upper Winter Creek Trail, c. 2 mi NW of Chantry Flat along FSR 2N41.2 N of San Olene Canyon 823 Comment
  LA31763  Lupinus longifolius Mary V. Hood; 1940-4-7 40- 42 k* Los Angeles Cascade, Hwy 99 426 Comment
  RSA0055064  Lupinus longifolius Jim Shevock 1970-4-16 111 Los Angeles Topanga Canyon, Santa Monica Mountains. 411 Comment
  LA82168  Lupinus microcarpus var. densiflorus O. H. Kappler; 1944-4-23 593 Los Angeles Santa Monica Mountains, Cold Creek, North slope, Las Virgenes Canyon; Near Malibu Fire Station headquarters Comment
  SFV1913  Lupinus sparsiflorus K. A. Wilson, D. E. Bianchi 1961-2-2 827 Los Angeles San Gabriel Mountains Little Tujunga Canyon, 2 miles north of Route 118. 400 Comment
  RSA611663  Lupinus sparsiflorus subsp. sparsiflorus Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10093 Los Angeles Liebre Mountains region: Lower Leona Valley, southeastern end of Ritter Ridge and adjacent wash of Amargosa Creek, north of Elizabeth Lake Road. 853 Comment
  SEINET10490970  Lupinus sparsiflorus subsp. sparsiflorus James S. Henrickson 1963-5-5 Henrickson 32278 Los Angeles Fls. Purplish; burned-over rocky canyon slopes; sandy soil in weedy, flat area Near mouth of cobal canyon, foothills of san gabriel mts, ca 4 mi n of Claremont. 518 Comment
  LA52466  Lupinus succulentus A. M. Johnson; 1934-3-22 4382 Los Angeles Entrance to U.C.L.A. Campus, Westwood Village gate Comment
  RSA529145  Lupinus succulentus Tim S. Ross 1991-4-8 4479 Los Angeles Elephant Hill: western Pomona. 229 Comment
  UC138037  Lupinus truncatus C. F. Baker 1904-4-15 4191 Los Angeles Claremont Comment
  SFV7380  Lupinus truncatus T. Gordon, M. H. Grayum, R. Johnson 1975-4-18 899 Los Angeles Santa Monica Mountains Between Castro Peak and Mesa Peak, along main ridge fire road at head of Corral Canyon. 625 Comment
  SBBG20561  Lycium californicum E. R. Blakley 1963-12-8 6407 Los Angeles just back of beach, between Northwest Harbor and Whale Pt 7 Comment
  SDSU11116  Lycium californicum R. M. Beauchamp 1967-1-27 103 Los Angeles East of Wilson Cove area. Plants nearer the coast in bloom. San Clemente Island. Comment
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May 16 2008
  CAS-BOT-BC231607  Lycium cooperi Timothy S. Ross 1991-4-28 4735 Los Angeles Mojave Desert: ca 1040 m due W of the little butte of Three Sisters. Bladed road heading N from Black Butte Basin Road x Avenue 'U' [not on 1968 topo], running northward to the W of BBB Rd for about 1.2 miles, then rejoining it NW of Three Sisters [buttes 950 Comment
  RSA249752  Lycium cooperi Robert F. Thorne 1973-5-11 43483 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  UC1083109  Lycium cooperi Herbert L. Mason 1926-4-26 2969 Los Angeles Mint Canyon Road, summit of 1st grade San Gabriel Mts. Comment
  RSA737272  Madia elegans Scott D. White, Chris Huntley 2008-9-30 12542 Los Angeles San Gabriel Mountains: Mt Gleason 1982 Comment
  POM362162  Madia exigua Anstruther Davidson s.n. Los Angeles Santa Catalina Island. Comment
  PASA2331  Madia exigua Frank W. Peirson 1923-5-21 Los Angeles Fish Canyon, San Gabriel Mts. 914 Comment
  UC34790  Madia gracilis Harley P. Chandler 1897-5-24 Los Angeles Palmer's Canyon; Claremont 731 Comment
  RSA586702  Madia minima Orlando Mistretta, Mark Elvin 1995-6-20 1801 Los Angeles San Gabriel Mountains: Bare Mountain canyon. head of drainage E of Pacifico Mtn. 1966 Comment
  RSA188293  Madia sativa R. F. Thorne 1966-6-1 36507 Los Angeles Santa Catalina Island, along stream at lower end of Cape Canyon above junction with Middle Ranch Canyon 236 Comment
  CAS-BOT-BC203923  Malacothamnus clementinus Frank W. Peirson 1923-4-9 3458 Los Angeles N. slope canon [canyon] at Lemmon [Lemon] Tank, San Clemente Is. Comment
  CAS-BOT-BC206205  Malacothamnus fasciculatus Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Isl. Comment
  RSA226909  Malacothamnus fasciculatus Robert F. Thorne, C. W. Tilforth 1971-6-17 39976 Los Angeles San Gabriel Mountains, Angeles National Forest: 2 mi. up Lower Tujunga Rd. from Forestry Headquarters 457 Comment
  RSA434854  Malacothamnus fremontii Anstruther Davidson 1920-6-1 3369 Los Angeles Acton Road. Comment
  UC1605451  Malacothamnus orbiculatus Tim Ross, Steve Boyd 1993-5-23 7263 Los Angeles Liebre Mountains Comment
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Jun 16 2014
  CAS-BOT-BC345321  Malacothrix californica Alice Eastwood 1906-5-27 222 Los Angeles Country adjacent to Los Angeles. Burbank Comment
  RSA535331  Malacothrix foliosa Timothy S. Ross 1991-5-20 5347 Los Angeles San Clemente Island: un-named knoll ca 5500 ft. S of Wilson Cove Settlement; westerly slope 2500 ft NW of the 750' BM 186 Comment
  RSA517997  Malacothrix glabrata Steve Boyd, Orlando Mistretta 1986-3-31 1522 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  UCR281986  Malacothrix glabrata R. G. Swinney 2014-4-18 16118 A Los Angeles San Gabriel Mountain/Mojave Desert, SW of Littlerock, 1.4 miles east of Cheseboro Rd., 100-300 m south of California Aqueduct, west of Little Rock Siphon and Little Rock Wash 968 Comment
  UCR124434  Malacothrix saxatilis I. W. Clokey, B. C. Templeton 1929-1 4550 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA358189  Malacothrix saxatilis var. tenuifolia R. F. Thorne 1973-09 44722 Los Angeles Santa Catalina Island. Blue Cavern Point Comment
  UCR45025  Malephora crocea A. C. Sanders 1986-7-30 6835 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  LA62903  Malosma laurina Annetta M. Carter; 1935-9-8 955 Los Angeles SAN GABRIEL MOUNTAINS, Sierra Madre. 380 Comment
  RSA14396  Malosma laurina Elmer I. Applegate 1927-2-18 4977 Los Angeles Mandeville Canyon Comment
  RSA386396  Malosma laurina F. R. Fosberg 1931-7-16 S- 5602 Los Angeles Gallagher s Canyon. Santa Catalina Island. 5 Comment
  RSA386401  Malosma laurina Fordyce Grinnell Jr. 1910-06 1931 Los Angeles Switzers Trail. San Gabriel Moutains. Comment
  RSA549163  Malosma laurina T. S. Ross, Peter Fritsch 1990-6-20 3698 Los Angeles Forest Service Rd. 1N36 heading S from Rincon-Red box Rd; W side of Van Tassel Canyon; 473 Comment
  CAS-BOT-BC206654  Malva assurgentiflora Barton W. Evermann 1918-3-29 s.n. Los Angeles Santa Catalina Isl. Comment
  CATA3020  Malva parviflora Amy Catalano 2016-3-2 026 Los Angeles Santa Catalina Island: Under Johnson Tree on Middle Ranch Road 251 Comment
  RSA5976  Malva parviflora Carl B. Wolf 1932-9-13 4049 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
  RSA639564  Malva parviflora Louis C. Wheeler 1967-5-18 9650 Los Angeles San Gabriel Mountains: Placerita Canyon, vicinity of Oak of the Golden Dream. 479 Comment
  UCSB47297  Malva parviflora Kaplan, Lisa 1979-3-10 Los Angeles Crest Rd., 1 mile north of Ganado Dr. Rancho Palos Verdes 335 Comment
  SBBG132315  Malvella leprosa S. A. Junak 1991-4-26 SCI- 235 Los Angeles NE end of island, just off main rd 121 Comment
  OBI70617  Marah fabacea Steve Boyd 1997-3-26 9347 Los Angeles Liebre Mts Region: N base of Portal Ridge at the mouth of Myrick Cyn, S edge of the Antelope Valley S of Fairmont Reservoir. T7N R15W NE1/4 sec 14 1000 Comment
  SD113645  Marah fabacea Darley F. Howe 1968-2-24 4486 Los Angeles Catalina Island; hillside south of Isthmus. Comment
  SFV3626  Marah macrocarpa K. A. Wilson 1961-3-11 973 Los Angeles San Gabriel Mountains Placerita Canyon Road. Small canyon 1 mile west of Placerita Canyon State Park. 460 Comment
  SBBG17210  Marah macrocarpa K. A. Wilson, D. E. Bianchi 1961-2-2 820 Los Angeles Placerita Rd, 2 mi E of Hwy 6 Comment
  CATA819  Marrubium vulgare Mark L. Hoefs 1991-6-17 1396 Los Angeles Santa Catalina Island: Near middle of Bulrush Canyon 368 Comment
  OBI26261  Marrubium vulgare Mark Schneider 1973-5-3 s.n. Los Angeles 1/4 mi past Topanga Cyn Blvd, Santa Monica Mts Comment
  RSA409825  Marrubium vulgare T. S. Clare 1929-3-18 s.n. Los Angeles Topanga Canyon. Comment
  RSA0035009  Marrubium vulgare Geo. E. Julian 1963-3-19 s.n. Los Angeles Voorhis Campus, Cal Poly, San Dimas. Comment
  RSA151224  Marrubium vulgare Peter H. Raven 1962-4-12 17340 Los Angeles San Clemente Island: canyon south of canyon below the Tomb, west side of Island 229 Comment
  RSA33471  Marrubium vulgare T. A. Burch, B. E. Burch 1943-07 s.n. Los Angeles Redondo Beach. Palos Verdes Hills. Comment
  RSA409813  Marrubium vulgare H. L. Bauer 1929-4-15 s.n. Los Angeles Long Beach Comment
  UCD125017  Marrubium vulgare Jack Delaini; Ken Zakar 1974-4-30 143 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 853 Comment
  SD113049  Matricaria discoidea Darley F. Howe 1915-4-1 59 Los Angeles Claremont Comment
  UCR205131  Matricaria matricarioides R. G. Swinney 2008-4-17 8693 Los Angeles San Gabriel Mtns., San Dimas, ridge between Sycamore and Shay canyons 497 Comment
  RSA696047  Matricaria suaveolens Helen Stanley s.n. Los Angeles Roadside. Comment
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Jun 12 2019
  RSA445535  Meconella denticulata E. S. Spalding 1931-4-1 s.n. Los Angeles Monrovia Canyon. Comment
  UC1751268  Meconella denticulata K. Brandegee May 1899 Los Angeles Pasadena Comment
  SEINET8793402  Meconella denticulata G. B. Grant 1904-1 1009 Los Angeles Pasadena. Comment
  UCSB3432  Medicago lupulina 1940-5-20 Los Angeles Dalton Canyon, above Reservoir, San Dimas Experimental Forest, San Gabriel Mountains Comment
  POM348029  Medicago polymorpha C. B. Liter 1928-04 s.n. Los Angeles Seal Beach. Comment
  RSA348057  Medicago polymorpha I. M. Johnston 1917-5-20 1245 Los Angeles Claremont Comment
  UCR108351  Medicago sativa L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, Mine Gulch Camp, East Fork San Gabriel River 1372 Comment
  POM348067  Medicago sativa D. S. Krause 1939-07 s.n. Los Angeles Roadside ditch, Foothill Blvd, east of Pasadena Comment
  RSA585684  Melia azedarach Tim S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-11 3020 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon. 1255 Comment
  POM204804  Melica imperfecta A. Chase 1904-05 4782 Los Angeles Hills near Claremont Comment
  RSA294714  Melica imperfecta Lyman Benson 1945-6-5 11758 Los Angeles Cold Spring, 2.5 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mountains. Pacific Slope Drainage 1372 Comment
  SBBG105559  Melica imperfecta T. Ross, S. Boyd 1994-5-25 7936 Los Angeles Necktie Basin, W of Warm Springs Mtn summit 1060 Comment
  UCR100604  Melica imperfecta B. G. Pitzer 1996-5-5 2853 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA648671  Melica stricta J. C. Roos 1937-5-31 611 Los Angeles Big Pines. Comment
  UCR210336  Melilotus albus R. G. Swinney 2008-10-16 9587 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  RSA550723  Melilotus albus Tim S. Ross, Annette Ross 1991-7-29 5681 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  RSA0083092  Melilotus indicus R. G. Swinney 2010-3-24 12068 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  UCR131433  Melilotus indicus Alison Lipman 1998-5-6 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  LA200493  Melilotus indicus J. Fisher; 1940-4-22 sn Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  RSA0050047  Mentha Wendy Boes, Andrew Wheeler 2009-7-13 2009 -044 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  RSA409913  Mentha canadensis L. E. Hoffman 1931-11-16 s.n. Los Angeles Malibu Creek Comment
  RSA782214  Mentha spicata R. G. Swinney 2009-8-25 11491 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  RSA440348  Mentzelia affinis Anstruther Davidson 1911-5-28 s.n. Los Angeles Chatsworth Park. Comment
  RSA440352  Mentzelia affinis Anstruther Davidson 1912-05 2805 Los Angeles Van Nuys Comment
  UCR124711  Mentzelia albicaulis B. C. Templeton 1933-6-16 5132 Los Angeles San Gabriel Mtns., West Blue Ridge, Big Pines Park, Angeles National Forest 2195 Comment
  UCD117201  Mentzelia albicaulis D. C. Finfrock 1950-4-21 25 Los Angeles 2.5 miles from Gorman on Lancaster Road. Comment
  RSA225723  Mentzelia micrantha Robert F. Thorne, M. Z. Thorne 1971-5-22 39706 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  SBBG122601  Mentzelia micrantha R. Burgess, B. Neiners, C. Davis, P. Munro 1999-4-17 3236 Los Angeles Canton Cyn, NE of Lake Piru, N side of Canton Crk above second narrows 457 Comment
  UCR272686  Mentzelia micrantha Steven A. Junak 2000-5-18 SCa- 1289 Los Angeles Channel Islands, Santa Catalina Island, west side of Avalon Canyon, overlooking Las Lomas Road, just downslope fom Hogsback Road 91 Comment
  CAS-BOT-BC167626  Mentzelia veatchiana Timothy S. Ross; Steve Boyd 1994-5-24 7860 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley 1389 Comment
  RSA757331  Mentzelia veatchiana Orlando Mistretta, Christine Mistretta 2008-4-3 2296 Los Angeles Near the intersection of Southern California Edison Transmission Line and Peaceful Valley Road, North of intersection of transmission Line and State Hwy 14 in the vicinity of Soledad Pass (Segment 5, structure 60 per TRTP survey; 2008). 1083 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
  RSA402628  Mesembryanthemum nodiflorum F. R. Fosberg 1931-4-29 S- 4732 Los Angeles Santa Catalina Island, 1.5 miles below Eagle s Nest, Middle Ranch Canyon 100 Comment
  SD52972  Mesembryanthemum nodiflorum Peter H. Raven 1962-7-11 17995 Los Angeles San Clemente Island, just south of old airstrip Comment
  NY44647  Metasequoia glyptostroboides N. C. Goldstein 1996-7-15 122 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA004508B  Micropus californicus var. californicus Fay A. MacFadden 1931-04 3181 Los Angeles Verdugo Mountains: La Tuna Canyon 335 Comment
  SEINET10800108 Image available Microseris douglasii Samuel B. Parish Parish 1902 Los Angeles Elizabeth Lake. Comment
  UC92168  Microseris douglasii subsp. douglasii Samuel B. Parish June 1887 1902 Los Angeles Elizabeth Lake Comment
  RSA188054  Microseris lindleyi R. F. Thorne 1966-4-7 35936 Los Angeles Santa Catalina Island: Cherry Valley 61 Comment
  UCR213953  Microsteris gracilis subsp. humilis Dave Silverman, Cindy Hopkins 2009-4-27 6779 Los Angeles Tejon Ranch, W of California Aqueduct, N of Oso Canyon, 1600m SE of National Cement and 1200m NE of Oso 3804 benchmark 1000 Comment
  CAS-BOT-BC320513  Mimulus Peter Rubtzoff 1988-10-7 9962 Los Angeles Gold Creek Rd near jctn with Little Tujunga Rd, Little Tujunga Canyon, ca. 2 mi NE of the entrance to Angeles National Forest, or ca. 4 mi NE of jctn of Osborne St & Foothill Blvd., San Gabriel Mountains. 478 Comment
  OBI35967  Mimulus aurantiacus var. pubescens J. & B. Semple, B. Semple 1981-8-16 5627 Los Angeles Hills S of Westlake Village Comment
  RSA167640  Mimulus aurantiacus var. pubescens Peter H. Raven, Robert F. Thorne 1964-5-7 19016 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA442644  Mimulus aurantiacus var. pubescens H. L. Bauer 1931-4-1 15470 Los Angeles Santa Suzana Pass. [Santa Susana] Comment
  UCD122384  Mimulus aurantiacus var. pubescens K. A. Wilson 1961-3-1 881 Los Angeles Santa Monica Mtns. Mulholland Hwy about 1 mile west of Las Virgenes Hwy. Comment
  RSA442690  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-4-15 S- 4641 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon. 180 Comment
  UC1871221  Mimulus aurantiacus var. puniceus T. Ross 1993-4-21 6840 Los Angeles Santa Catalina Island; major E-W ridge between "Carlos" and Cactus Pk 396 Comment
  UC56440  Mimulus brevipes H. P. Chandler 1902-6-3 2000 Los Angeles near Cahuenga Peak; Brush Canyon Comment
  LA82053  Mimulus cardinalis O. H. Kappler; 1940-6-30 63 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA595807  Mimulus cardinalis Lauren Raz, S. D. Boyd 1996-10-23 44 Los Angeles Liebre Mountains. Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road. Following easterly course of flowing stream. 610 Comment
  POM175357  Mimulus cardinalis E. Crow 1930-6-29 s.n. Los Angeles Pine Flats, San Gabriel Mountains. Comment
  RSA616377  Mimulus floribundus Scott D. White, Pam De Vries 1998-5-15 6492 Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon. Road, S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 579 Comment
  RSA604989  Mimulus floribundus Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  UCR138847  Mimulus fremontii L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Spring c. 2/3 mi. east of Juniper Bowl, Juniper Hills 1159 Comment
  RSA709811  Mimulus fremontii Gary D. Wallace, Ann Hiller 1983-5-18 2059 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road. 945 Comment
  RSA0098787  Mimulus guttatus R. G. Swinney 2011-6-1 14937 A 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
  UCR205622  Mimulus guttatus R. G. Swinney 2008-5-13 8861 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  RSA239495  Mimulus guttatus M. A. Piehl 1962-6-10 62394 Los Angeles San Clemente Island: canyon E. of Thirst. 305 Comment
  RSA797956  Mimulus guttatus E. A. Purer 1935-5-11 6575 Los Angeles Malibu Road, [Santa Monica Mountains] Comment
  UCR204814  Mimulus johnstonii R. G. Swinney 2005-8-22 8520 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  RSA588304  Mimulus pilosus Orlando Mistretta 1994-4-15 1067 A Los Angeles Santiago canyon: W slopes of drainage near confluence with Little Rock Creek. 1113 Comment
  RSA602748  Mimulus rubellus Louis C. Wheeler 1967-8-1 10208 Los Angeles San Gabriel Mountains, Angeles National Forest: Fountainhead Spring, E slope Mt. Pacifico. 2012 Comment
  CAS-BOT-BC388670  Minuartia douglasii Louis C. Wheeler 1932-5-28 789 Los Angeles San Antonio Canyon, San Gabriel Mts. 1280 Comment
  SBBG31463  Mirabilis californica R. F. Thorne 1966-4-4 Los Angeles bluff SE of Ballast Pt and Catalina Harbor, isthmus 60 Comment
  JEPS61328  Mirabilis laevis Frank W. Peirson 1919-1-25 307 Los Angeles Arroyo Seco 381 Comment
  LA200671  Mirabilis laevis var. crassifolia E. Lloyd; 1933-4-8 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  UC1136579  Mirabilis laevis var. crassifolia P. L. Johannsen 1934-2-19 295 Los Angeles Boquet Canyon 457 Comment
  RSA310125  Monardella australis subsp. cinerea Wayne E. Sawyer 1981-7-12 93 Los Angeles Angeles National Forest: Crest trail, 0.7 miles W of Mt. Hawkins 2530 Comment
  RSA250383  Monardella cinerea Robert F. Thorne, DeBuhr 1972-8-18 42246 Los Angeles San Gabriel Mts; Angeles National Forest: open peak of Mt. Islip 2515 Comment
  SBBG71985  Monardella exilis R. Hoffmann 1929-5-20 Los Angeles Redman Comment
  RSA165707  Monardella lanceolata Wesley O. Griesel, B. Miller 1963-7-2 s.n. Los Angeles Sawmill Campground, Sawmill Mtn. Angeles National Forest. 1616 Comment
  RSA248895  Monolepis nuttalliana R. F. Thorne 1973-4-12 42952 Los Angeles San Clemente Island: Pyramid Cove at S end of island. 3 Comment
  SBBG125896  Morus alba A. C. Sanders with T. B. Salvato, M. Provance 2009-5-27 36950 Los Angeles Baldwin Park, San Gabriel River channel S of Ramona Blvd and N of I-10 Fwy 87 Comment
  UCD170275  Mucronea perfoliata R. G. Swinney 2005-5-14 8233 Los Angeles San Gabriel Mountains, north of Juniper Hills, south of Pear Blossom, southeast corner of Tejon Road and Longview Road (131st Street). 1091 Comment
  SD240810  Muhlenbergia microsperma R. G. Swinney 2009-4-3 10279 Los Angeles Transverse Ranges: San Gabriel Mountains Foothills; Duarte/Azusa border, San Gabriel Canyon wash, east side of channel 1.2 miles north of Foothill Blvd. 182 Comment
  POM169580  Muilla maritima C. F. Baker 1904-4-20 4759 Los Angeles Claremont Comment
  RSA0106746  Muilla maritima R. G. Swinney 2011-6-14 15146 Los Angeles San Gabriel Mountains: upper Charlton Flat Campground., 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road. 1646 Comment
  UCR269995  Muilla maritima R. G. Swinney 2010-5-19 12798 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  UCR252750  Myriophyllum aquaticum R. G. Swinney 2010-9-1 13644 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  SD112352  Myriopteris covillei Darley F. Howe 1915-4-1 28 Los Angeles Claremont Comment
  RSA589506  Nama stenocarpa E. Kellogg 1992-6-28 s.n. Los Angeles San Clemente Island. SE of the airport, 29 and 1500 ft. NNE of the 408-foot knoll. 122 Comment
  CHSC95455  Nassella cernua LeRoy Gross; Naomi Fraga, Bill Hogshead 2002-3-21 494 Los Angeles Los Angeles Basin; Verdugo Mountains Region: Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. Sunny southwest facing gentle slope, near the main ridgetop south of Morning Glow. 412 Comment
  RSA669701  Nassella cernua LeRoy Gross, Naomi Fraga, Bill Hogshead 2002-3-21 494 Los Angeles Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. 412 Comment
  UC121718  Nassella cernua H. E. Hasse 1895-4-8 Los Angeles Santa Monica Range Comment
  UC1133068  Nassella lepida Jerome S. Horton 1936-6-19 371 Los Angeles Dalton Canyon Road below Bell Canyon; Pomona Quadrangle, San Dimas Experimental Forest Comment
  RSA589325  Nassella pulchra Timothy S. Ross, Gery Allan, Mark Elvin, Jennifer Stone 1995-5-19 8587 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, ca. 1070 ft NNE of the 1135-ft trangulation point., Near 32 51'03N 118 23'34W 256 Comment
  SBBG98678  Nassella pulchra T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5077 Los Angeles lower Wilson Cove Cyn; draw SW of and above pier operations 15 Comment
  SEINET257492  Nassella pulchra Louis C. Wheeler 1936-6-6 4116 Los Angeles East side San Dimas Canyon near dam San Gabriel Mountains 457 Comment
  UC589657  Nassella pulchra Nell Murbarger March 1936 54 Los Angeles e side meadows up to mesa summit; San Clemente Island Comment
  RSA651166  Nasturtium officinale Marion P. Harthill 1971-5-11 182 Los Angeles San Antonio Canyon. Comment
  RSA188138  Nasturtium officinale R. F. Thorne 1966-4-28 36190 Los Angeles Santa Catalina Island: bottom of gully alongside small stream running S from Hay Press Reservoir. 396 Comment
  RSA188282  Navarretia hamata subsp. leptantha R. F. Thorne 1966-6-2 36517 Los Angeles Santa Catalina Island: dry margin of Echo Lake, NNE of Black Jack Mt. 412 Comment
  RSA469829  Navarretia hamata subsp. leptantha House 1930-8-5 14090 Los Angeles San Clemente Island. Comment
  SBBG121990  Nemacladus ramosissimus A. Parikh, N. Gale 2008-4-12 2150 Los Angeles Long Cyn, 0.75 km N of Potrero Cyn, 3 km SE of Del Valle; Santa Susana Mtns 350 Comment
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Jul 9 2012
  JEPS7677  Nemacladus sigmoideus Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-14 4187 Los Angeles junction of road to Horse Flat Public Camp and main paved road from Upper Chilao Recreation Area; San Gabriel Mountains, Angeles National Forest 1828 Comment
  UCR95303  Nemophila menziesii L. C. Wheeler 1967-5-2 9258 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 427 Comment
  UC56874  Nemophila menziesii var. integrifolia H. M. Hall May 1 1902-May 3 1902 3081 Los Angeles vicinity Elizabeth Lake; Antelope Valley, Pine Canyon; vicinity of Elizabeth Lake, Antelope Valley 1219 Comment
  RSA598872  Nemophila menziesii var. menziesii Steve Boyd, T. S. Ross 1997-3-21 9238 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1195 Comment
  RSA638821  Nemophila pedunculata Valerie L. Soza, Laura Moore 1999-6-30 581 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 854 Comment
  SD253469  Nemophila pedunculata R. G. Swinney 2011-5-3 14557 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Road, Ecology Trail east of the Nature Center (Mint Canyon 7.5'Q) 487 Comment
  LA32244  Neogaerrhinum kelloggii Henry J. Thompson; 1959-4-12 1918 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 2 mi W of Las Virgenes Rd. 304 Comment
  UCR118783  Nicolletia occidentalis B. G. Pitzer 1998-5-12 3691 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto & 12.8 mi (airline) west of the San Bernardino Co. line, 240th Street East, c. 3.1 road mi. north of junction with El Mirage Rd. (= Ave. 'P'), 0.25 mi. east of 240th St., and c. 3.4 mi. south of Ave. 'J 866 Comment
  RSA602752  Nicotiana attenuata Louis C. Wheeler 1967-8-1 10228 Los Angeles San Gabriel Mountains, Angeles National Forest, Middle Fork of Mill Creek. 1220 Comment
  RSA701674  Nicotiana bigelovii Kenneth Beard s.n. Los Angeles Along coast highway; north of Santa Monica Comment
  OBI8174  Nicotiana glauca Lewis Meltz 1977-4-9 LM 23 Los Angeles 3.0 km E of Eaton Cyn bridge. Mod. distr 457 Comment
  UCR125242  Nicotiana glauca A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25500 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
  LA51854  Nicotiana glauca A. M. Johnson; 1928-2-16 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  POM48465  Nitrophila occidentalis F. W. Peirson 1924-10-19 5229 Los Angeles Clearwater. Comment
  CAS-BOT-BC7273  Notholaena californica Louis Cutter Wheeler 1932-6-26 878 Los Angeles San Gabriel Canyon, San Gabriel Mts. 304 Comment
  UCSB9600  Nuttallanthus texanus Ballard 1954-5-4 Los Angeles lot bounded by Honnold Medical Bldg., Walter and Co; Claremont 259 Comment
  CAS-BOT-BC167062  Oenothera californica William M. Klein 1958-6-12 474 Los Angeles 23.2 mi. n. of Castaic on U.S. 99 to Los Angeles Comment
  UC73306  Oenothera californica subsp. californica Pupils of Los Angeles High School May 1901 Los Angeles near Los Angeles Comment
  POM183711  Oenothera cruciata Unspecified s.n. Los Angeles On the trail to Flumes 4 & 5, San Dimas Experimental Forest, U.S. Forest Department. Comment
  RSA736164  Oenothera micrantha Rosemarie Zimmermann 1961-6-8 131 Los Angeles Dalton Road, 1.5 mi. N. of Big Dalton Dam. Big Dalton Canyon. San Dimas Experimental Forest 610 Comment
  UCD169560  Opuntia basilaris var. brachyclada R. G. Swinney 2009-6-17 11223 Los Angeles Transverse Range; San Gabriel Mtns., Fenner Canyon just above confluence with Big Rock Creek. 1628 Comment
  RSA602464  Opuntia littoralis var. vaseyi Scott D. White 1997-5-15 5153 Los Angeles Big Tujunga Wash: Sunland-Tujunga area;alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 335 Comment
  RSA439562  Opuntia oricola F. H. Elmore 1939-11-23 s.n. Los Angeles Northwest harbor of San Clemente Island Comment
  POM306087  Opuntia prolifera P. H. Raven 1962-5-9 17656 Los Angeles Just N of Gray, San Clemente Island 366 Comment
  RSA603313  Opuntia vaseyi Scott D. White 1997-5-21 s.n. 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
  POM3337  Oreonana vestita I. M. Johnston 1917-7-4 1413 Los Angeles near summit of Baldy 2896 Comment
  RSA0076170  Orobanche bulbosa Gary D. Cromwell, David W. Wheat 1971-7-1 707 Los Angeles Northwest-facing slope opposite mouth of Mystic Canyon. 3/4 mile up Big Dalton Canyon from juction of Big Dalton Canyon Rd. and Glendora Mountain Rd. San Gabriel Mts. 426 Comment
  UCR271656  Orobanche fasciculata R. G. Swinney 2011-5-12 14688 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
  RSA402056  Orthocarpus purpurascens Louis C. Wheeler 1932-3-19 531 Los Angeles UCLA Campus, West L.A 137 Comment
  RSA402088  Orthocarpus purpurascens Anstruther Davidson s.n. Los Angeles Los Angeles. Comment
  SEINET11602264 Image available Osmadenia tenella L. C. Wheeler 1932-6-4 799 Los Angeles Liveoak Canyon, San Gabriel Mts. 518 Comment
  UC609417  Osmorhiza berteroi Joseph Andorfer Ewan and Nesta Ewan 1936-8-14 10051 Los Angeles Lilly Spring San Gabriel Mts., Mt. Hawkins (n slope of mt.) 2438 Comment
  UCR264693  Osmorhiza brachypoda Mitch Provance, Callen Huff 2009-4-28 10766 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
  OBI53599  Oxalis corniculata A. C. Sanders 1987-7-22 7176 Los Angeles El Segundo Dunes, immed W of L.A. International Airport & Pershing Dr, E of Vista Del Mar Blvd 30 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
  RSA756620  Oxytheca trilobata Orlando Mistretta, Christine Mistretta 2008-4-17 2479 Los Angeles Southern California transmission line tower (Segment 6, Structure 24 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1301 Comment
  UC450818  Packera breweri F. A. MacFadden 1931-4-29 2943 Los Angeles Lake Hughes Comment
  SEINET3159606  Paeonia brownii M. E. Jones 1882-5-3 2615 Los Angeles Pasadena Comment
  UC450934  Paeonia californica Fay A. Macfadden 1931-3-8 Los Angeles Tuna Canyon Verdugo Hills Comment
  UCR271817  Paeonia californica R. G. Swinney 2010-4-28 12398 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
  SD90200  Paeonia californica Benjamin C. Stone Apr 1954 Los Angeles Above Upland, San Gabriel Mountains. Comment
  RSA562905  Panicum capillare Gary D. Wallace 1979-5-2 1837 Los Angeles Arcadia: Vacant lot, SW corner of Baldwin Ave. and Foothill Blvd. Comment
  RSA623808  Panicum capillare Charlotte M. Hoak 3909 Los Angeles Santa Monica Canyon. Comment
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May 29 2014
  SBBG57157  Panicum capillare R. Hoffmann 1927-8-30 Los Angeles near Saugus Comment
  RSA545207  Parapholis incurva Timothy S. Ross 1992-4-14 6783 Los Angeles San Clemente Island, Lemon Tank Road, 25m ESE of its intersection with the main N-S island road 341 Comment
  UC1587727  Parapholis incurva Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-17 5135 Los Angeles 550 ft ssw of the 924' BM at the e end of the old airfield landing strip San Clemente Island 279 Comment
  UC56652  Parietaria hespera var. hespera Ernest Braunton 1902-5-25 345 Los Angeles Redondo Comment
  UCR125609  Parietaria hespera var. hespera A. C. Sanders 2003-5-22 26823 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
  LA210889  Passiflora caerulea Arthur C. Gibson; Hanan Abels Sullivan, Marissa Caringella 5257 Los Angeles Hollywood Hills, Near eastern entrance to Griffith Park. Comment
  RSA0115776  Pectocarya linearis subsp. ferocula R. G. Swinney 2011-3-29 14251 Los Angeles San Gabriel Mts.; Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel. 366 Comment
  RSA0047909  Pectocarya penicillata R. G. Swinney 2010-5-12 12751 Los Angeles Soledad Canyon bottom, 2.2 miles west of Angeles Forest Hwy., 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m. to the east on the south side of West Carson Mesa Rd. 921 Comment
  RSA592884  Pectocarya penicillata L. C. Wheeler 1967-4-30 9248 Los Angeles Limekiln Canyon 548 Comment
  UCR126859  Pectocarya recurvata A. C. Sanders 2003-4-29 26180 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  RSA586631  Pectocarya recurvata T. S. Ross, Steve Boyd 1991-3-23 4269 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, west of Lovejoy Springs (destroyed by development 926 Comment
  RSA772398  Pectocarya setosa R. G. Swinney 2009-5-12 10725 Los Angeles Transverse Range, San Gabriel Mountains, Alimony Ridge, Junction of Alimony Ridge & Alimony Ridge Rd. and to 0.5 mi NW up ridge 1435 Comment
  UCR197777  Pectocarya setosa Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 18 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
  RSA425329  Pedicularis semibarbata G. R. Johnstone 1928-6-10 s.n. Los Angeles Mt. San Antonio: N slope just beyond saddle, near Sierra Club cabin. Comment
  SEINET4537193 Image available Pellaea andromedifolia Minnie Reed 1896-4-2 Los Angeles Pomona Comment
  RSA686738  Pellaea andromedifolia Elbert Benjamine, Rice 1929-1-13 2028 -1953 Los Angeles Sierra Madre. Comment
  RSA545277  Pellaea andromedifolia var. andromedifolia D. Propst, M. Hoefs 1973-2-5 2 Los Angeles Santa Catalina Island: Southeast of Wrigley Memorial in Upper Avalon Canyon. 244 Comment
  RSA656425  Pellaea mucronata subsp. mucronata Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 707 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
  CATA1413  Pennisetum clandestinum Mark L. Hoefs 1995-11-10 2566 Los Angeles Santa Catalina Island: Emerald Bay, just above beach 6 Comment
  RSA659676  Pennisetum setaceum Chris White 1991-5-20 18 Los Angeles Point Fermin Comment
  SD255612  Pennisetum setaceum R. G. Swinney 2011-3-18 14137 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, SE of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5'Q) 366 Comment
  UCR126232  Pennisetum setaceum A. C. Sanders 2003-3-14 25757 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
  RSA578331  Penstemon centranthifolius Tim S. Ross, Steve D. Boyd 1994-5-4 7648 Los Angeles East side of Grass Mountain: slope of southeasterly exposure, 420 m ENE of the main summit. 1346 Comment
  RSA774607  Penstemon grinnellii R. G. Swinney 2009-7-29 11411 Los Angeles Pacifico Mountain summit. 2134 Comment
  UCR209939  Penstemon grinnellii R. G. Swinney 2008-7-15 9211 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  RSA755839  Penstemon heterophyllus R. G. Swinney 2008-6-25 9100 Los Angeles Glendora, West Harrow Canyon, 0.4 mi. NW of Harrow Canyon Debris Basin 439 Comment
  UCR277034  Penstemon heterophyllus R. G. Swinney 2010-5-25 12918 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  UCR96141  Penstemon heterophyllus B. G. Pitzer 1996-4-21 2713 Los Angeles Western Mojave Desert, Antelope Valley. north side of State Hwy 138 (= Ave. 'D'), c. 2 mi. west of Country Store, at town of Neenach (c. 30 mi. west of Hwy I-14). 915 Comment
  RSA407920  Penstemon heterophyllus subsp. australis Howard Mullins 1931-5-1 s.n. Los Angeles Flintridge Hills Comment
  LA51906  Penstemon heterophyllus var. australis Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  UCR209999  Penstemon labrosus R. G. Swinney 2008-7-15 9217 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  UCSB6197  Penstemon palmeri 1929-6-6 Los Angeles Pine Valley Comment
  RSA424046  Penstemon rostriflorus Bonnie C. Templeton 1932-8-26 5100 Los Angeles Big Rock Creek; San Gabriel Mountains 1905 Comment
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Jan 5 2010
  RSA562166  Penstemon speciosus D. Charlton 1989-6-10 3224 Los Angeles Frazler Mtn Rd., Lockwood Valley, Los Padres National Forest. 1829 Comment
  RSA724671  Penstemon spectabilis K. Dobry 1991-6-24 d- 746 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  RSA0072132  Penstemon spectabilis Carol Frazier 1966-5-10 23 Los Angeles San Rafael Hills. 213 Comment
  SD37455  Penstemon spectabilis var. subviscosus Edith A. Purer 1931-3-5 1557 Los Angeles Griffith Park, hillsides Comment
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Jun 9 2016
  SFV74  Pentagramma triangularis K. A. Wilson 1961-3-10 967 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, about 0.25 miles west of Topanga Canyon Blvd. 245 Comment
  RSA0070820  Pentagramma triangularis George B. Grant s.n. Los Angeles Pasadena. Comment
  LA94205  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-20 1761 Los Angeles SANTA MONICA MOUNTAINS, Old Topanga Canyon, ca 2 mi from Topanga on Old Topanga Rd. 274 Comment
  UCSB62241  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-6-4 Los Angeles San Gabriel Mtns., Evey Cyn. ca. 3/4 mi. from Mt. Baldy Rd. 975 Comment
  CATA515  Pentagramma triangularis subsp. viscosa Sara L. Crockett 1997-4-9 660 Los Angeles Santa Catalina Island: 0.6 mile up Hermit Gulch Trail from Hermit Gulch CG, S side of trail 219 Comment
  RSA0066307  Pentagramma viscosa George B. Grant, Walter Wheeler 1904-4-25 3350 Los Angeles Santa Catalina Island. Comment
  SEINET5767263  Peritoma arborea G. B. Grant 1903-1 615 Los Angeles Santa Catalina Island Comment
  SD66910  Perityle emoryi R. Mitchel Beauchamp 1967-3-19 321 Los Angeles San Clemente Island, base of rocky slope south of Sherman Field Comment
  RSA0042220  Perityle emoryi Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2839 Los Angeles Santa Catalina Island: Bluff southeast of Rippers Cove. 6 Comment
  CAS-BOT-BC418872  Persicaria hydropiperoides Le Roy Abrams 1901-8-1 2187 Los Angeles Ballona Creek Comment
  LA33810  Persicaria lapathifolia Peter H. Raven; Henry J. Thompson 1959-10-14 14636 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end 220 Comment
  SD7881  Persicaria lapathifolia J. C. Nevin none given Los Angeles Los Angeles Comment
  SEINET6091126  Persicaria punctata Louis C. Wheeler 1946-9-22 6371 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  CAS-BOT-BC167755  Petalonyx thurberi Carl B. Wolf 1932-10-19 4350 Los Angeles Mint Canyon. 8 mi. above Saugus 426 Comment
  SBBG33457  Petalonyx thurberi subsp. thurberi A. D. E. Elmer -Jun-1902 Los Angeles Palmdale Comment
  UC1349282  Phacelia bicolor var. bicolor James Henrickson 1965-4-22 1943 Los Angeles 17 mi e Lancaster (near Piute Butte); Mojave Desert 929 Comment
  POM19042  Phacelia brachyloba P. A. Munz 1923-6-9 6921 Los Angeles Bouquet Canyon, near Saugus. 1006 Comment
  UCR252896  Phacelia brachyloba R. G. Swinney 2010-5-29 13401 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  CATA631  Phacelia cicutaria var. hispida Mark L. Hoefs 1991-4-16 1091 Los Angeles Santa Catalina Island: Near upper end of Renton Mine Road 304 Comment
  POM49688  Phacelia cicutaria var. hispida L. R. Abrams 1901-04 s.n. Los Angeles San Fernando Mts. 762 Comment
  RSA0115256  Phacelia cicutaria var. hispida Richard G. Swinney 2010-5-25 12943 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  SBBG128430  Phacelia cicutaria var. hispida M. L. Hoefs 1994-5-21 1845 Los Angeles SE end of Renton Mine Rd 262 Comment
  UCR205082  Phacelia cicutaria var. hispida R. G. Swinney 2008-4-10 8629 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lodi Canyon, west of San Dimas Reservoir 463 Comment
  RSA427654  Phacelia cicutaria var. hispida E. S. Spalding 1923-5-2 s.n. Los Angeles Fish Canyon. Comment
  RSA628873  Phacelia cryptantha Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  RSA775874  Phacelia cryptantha Orlando Mistretta, Christine Mistretta 2010-5-26 5209 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor. 1463 Comment
  RSA595813  Phacelia curvipes Louis C. Wheeler 1967-5-9 9391 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  POM145306  Phacelia curvipes J. B. Feudge 1925-5-25 1217 Los Angeles Big Pines 2088 Comment
  RSA74727  Phacelia davidsonii F. W. Peirson 1908-4-20 968 Los Angeles Mt Wilson. 1738 Comment
  UCR272572  Phacelia davidsonii R. G. Swinney 2011-6-7 15070 Los Angeles San Gabriel Mountains, Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1585 Comment
  RSA781012  Phacelia distans R. G. Swinney 2009-5-13 10772 Los Angeles upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills. 1122 Comment
  UCR205617  Phacelia distans R. G. Swinney 2008-5-12 8839 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  UCR259060  Phacelia distans R. G. Swinney 2010-5-12 12764 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  UCSC001210  Phacelia distans Peter Kamb 1948-5-6 939 Los Angeles Lower Sonoran Zone. Desert foothills of the San Gabriel Mts above Little Rock San Gabriel Mts 975 Comment
  RSA426225  Phacelia distans Anstruther Davidson 1908-6-1 1985 Los Angeles Hollywood. Comment
  RSA576475  Phacelia distans Tim S. Ross 1992-6-15 6562 Los Angeles Whittier Hills: Upper end of Turnbull Canyon. 284 Comment
  SDSU6610  Phacelia distans R. M. Beauchamp 1967-1-23 133 Los Angeles San Clemente Island. Comment
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May 16 2008
  SBBG37809  Phacelia floribunda M. B. Dunkle 1939-4-2 7212 Los Angeles SE point of San Clemente Island Comment
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Jul 26 2016
  SD51899  Phacelia floribunda Peter H. Raven 1962-7-12 18037 Los Angeles Northwest Harbor, west end. 14 Comment
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Feb 20 2017
  RSA586447  Phacelia fremontii Orlando Mistretta 1995-2-28 1518 Los Angeles Carr Canyon 1012 Comment
  UCR209477  Phacelia fremontii R. G. Swinney 2008-6-17 9028 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  JEPS57320  Phacelia grandiflora L. R. Heckard 1968-5-12 1860 Los Angeles Santa Monica Mountains, Saddle Peak Road near its junction with Schueren Road Santa Monica Mountains 731 Comment
  RSA427970  Phacelia grandiflora L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  SD72755  Phacelia hispida F. R. Fosberg 1931-5-4 S 4760 Los Angeles Bullrush Canyon, Santa Catalina Island. 20 Comment
  UC1046926  Phacelia imbricata L. R. Heckard 1953-6-14 501 Los Angeles roadbank above creek just s Sycamore Camp Ground; San Gabriel Mountains, Angeles National Forest, Little Rock 1219 Comment
  SBBG127065  Phacelia lemmonii A. Parikh, N. Gale 2011-6-13 3458 Los Angeles N of Aliso Cyn, just E of Angeles Forest Hwy, 1.3 km N of Aliso Cyn Rd; San Gabriel Mtns 1204 Comment
  RSA191161  Phacelia longipes Robert F. Thorne 1967-7-19 37199 Los Angeles Angeles National Forest: Above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. 1951 Comment
  RSA650539  Phacelia minor Marion P. Harthill 1971-5-11 173 Los Angeles San Antonio Canyon. Comment
  RSA732933  Phacelia minor R. G. Swinney 1998-8-1 6614 Los Angeles San Gabriel Mtns.: Vincent Gulch, 2.5 mi. ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River. 1427 Comment
  UCR271822  Phacelia minor R. G. Swinney 2010-4-28 12402 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
  UCR98767  Phacelia minor Jack Easton 1997-2-25 s.n. Los Angeles Glendale: western toe of San Rafael Hills 305 Comment
  POM3690  Phacelia minor L. Metz 1909-5-27 s.n. Los Angeles Claremont. Comment
  RSA428065  Phacelia minor T. S. Clare 1929-4-10 s.n. Los Angeles Verdugo Hills. Comment
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Feb 28 2015
  SD237474  Phacelia mohavensis R. G. Swinney 2009-6-2 11019 Los Angeles Transverse Range: San Gabriel Mountains: Horse Flats, 1 air mile NNW of Newcomb's ranch at Hwy 2/Angeles Crest Hwy (Cholao Flat 7.5'Q) 1720 Comment
  UCR272642  Phacelia mohavensis R. G. Swinney 2011-6-7 15048 Los Angeles San Gabriel Mountains, Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1585 Comment
  UCR180005  Phacelia ramosissima R. G. Swinney 1996-8-7 5209 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half of Brown's Flat 1341 Comment
  UCR258567  Phacelia ramosissima R. G. Swinney 2010-5-29 13016 Los Angeles San Gabriel Mountains, May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar 939 Comment
  LA81949  Phacelia ramosissima var. austrolitoralis O. H. Kappler; 1943-4-18 369 Los Angeles SANTA MONICA MOUNTAINS, Carbon Canyon Comment
  UC1002525  Phacelia ramosissima var. austrolitoralis A. M. Johnson 1933-5-17 4278 Los Angeles dunes El Segundo Comment
  RSA191367  Phacelia ramosissima var. latifolia Robert F. Thorne, M. Z. Thorne 1967-7-19 37126 Los Angeles San Gabriel Mountains, Angeles National Forest; 0.5 mile above Coldbrook Station 1098 Comment
  RSA670722  Phacelia tanacetifolia Bonnie C. Templeton, I. W. Clokey 1930-4-8 1029 Los Angeles Mojave Desert, W of Lancaster. 400 Comment
  RSA74159  Phacelia tanacetifolia F. W. Peirson 1932-4-17 9855 Los Angeles Margin of Lovejoy Dam, Lovejoy Buttes, SW Mojave Desert. 762 Comment
  SD125449  Phacelia viscida Daryl Koutnik 1978-5-10 466 Los Angeles Santa Monica Mts, Corral Canyon Rd, roadside 640 Comment
  CATA818  Phalaris aquatica Mark L. Hoefs 1991-6-17 1395 Los Angeles Santa Catalina Island: Near middle of Bulrush Canyon 368 Comment
  UC122013  Phalaris caroliniana Dr. A. Davidson 1898-1 Los Angeles Los Angeles Comment
  CAS-BOT-BC259056  Phalaris lemmonii A. J. McClatchie 1897-4-12 s.n. Los Angeles Near Compton Comment
  SBBG108948  Phalaris lemmonii S. A. Junak 1997-5-20 SCl 880 Los Angeles Ridge Rd, ca. 0.73 mi SSE of Thirst Pk, in extreme upper reaches of Cave Cyn 539 Comment
  UC777908  Phalaris lemmonii Frank W. Gould 1944-4-12 2281 Los Angeles near corner of Western Ave. and 131st Street Comment
  SEINET10920985  Phalaris lemmonii LeRoy R. Abrams 1903-4-9 Abrams 3234 Los Angeles In exsiccated places, Inglewood Comment
  POM356921  Phalaris minor Howard Mullins 1931-5-5 s.n. Los Angeles Los Angeles, city lot Comment
  POM356900  Phalaris minor F. R. Fosberg 1930-6-26 S 3005 Los Angeles Culver Garden. Comment
  SEINET10960543  Phalaris minor LeRoy R. Abrams Abrams 1460 Los Angeles Inglewood Comment
  SBBG17813  Phalaris paradoxa P. H. Raven 1962-5-8 17621 Los Angeles near summit of ridge above Wilson Cove 137 Comment
  RSA729563  Phlox diffusa R. G. Swinney 1999-7-5 7501 Los Angeles San Gabriel Mtns.:Head of Cedar Canyon, ridge c. 200 m north of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2. 2323 Comment
  RSA747044  Pholistoma auritum R. G. Swinney 2008-4-16 8673 Los Angeles San Dimas, Spring Canyon, north end between east and west forks of canyon. 393 Comment
  RSA339702  Pholistoma membranaceum Robert F. Thorne 1982-4-20 54999 Los Angeles San Gabriel Mts: Grassy slopes above Little Rock Creek below dams. 976 Comment
  OBI13707  Pholistoma racemosum Robert J. Rodin 1953-5-2 5809 Los Angeles Cyn behind whites cove, Catalina Island Comment
  RSA592051  Pholistoma racemosum Mark Hoefs, D. Propst 1973-4-24 196 Los Angeles Santa Catalina Island, Upper Descanso Canyon, West Fork, shade canyon bottom 244 Comment
  POM199687  Phoradendron macrophyllum I. W. Clokey, Bonnie C. Templeton 4449 Los Angeles Mandeville Canyon. 500 Comment
  POM354333  Phoradendron macrophyllum Louis C. Wheeler 1932-12-17 1452 Los Angeles San Gabriel Mountains, San Antonio Canyon. 884 Comment
  UCR146700  Phoradendron pauciflorum Scott D. White 2004-8-11 10715 Los Angeles San Gabriel Mtns, c. 8 air mi WNW of Wrightwood; east of Fenner Saddle Rd. on Pacific Crest trail 2195 Comment
  SEINET10327137  Phoradendron serotinum subsp. macrophyllum L. C. Wheeler 1931-12-15 395 Los Angeles Thompson Creek Dam, near Claremont. 495 Comment
  CAS-BOT-BC141312  Phoradendron serotinum subsp. tomentosum Joseph Andorfer Ewan 1936-8-2 9891 Los Angeles 1 1/2 mi below head of Cedar Canyon off Mescal Canyon. San Gabriel Mtns. Comment
  POM180305  Phoradendron villosum Louis C. Wheeler 1932-4-10 610 Los Angeles San Gabriel Mountains: Gleason Canyon at Aliso Canyon Road. 915 Comment
  RSA684069  Phyllospadix torreyi E. Yale Dawson 1957-10-8 17770 Los Angeles Lunada Bay. Station no 25. 200 ft from shore base point Comment
  POM219188  Physalis lancifolia Louis C. Wheeler 1932-8-29 1309 Los Angeles 2 miles northeast of La Verne. 373 Comment
  RSA717860  Pinus coulteri R. G. Swinney 1997-4-25 5514 Los Angeles Ridge c. 0.5 mi. south of Iron Mountain, 4-5 air miles NW of Mt. Baldy village. 2241 Comment
  UC1134087  Pinus lambertiana A. D. Gifford 1935-4-2 551 Los Angeles 1 mi nw Sawmill Pk.; Angeles National Forest 1584 Comment
  CAS-BOT-BC78897  Pinus monophylla S. Parnay Mar. s.n. Los Angeles Mt. [Low] Lowe, one of the mouth of Santa Ana [Canon] Canyon Comment
  MACF019661  Pinus monophylla F. A. MacFadden 1924-5-8 1553 Los Angeles L. A. County Playground, San Bernardino Mts. Comment
  UCR269935  Pinus monophylla R. G. Swinney 2010-5-19 12804 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  SEINET11740425  Pinus radiata R. H. Daily 1915-11-13 s.n. Los Angeles Los Angeles Comment
  CAS-BOT-BC72762  Pinus sabiniana Timothy S. Ross 1995-4-26 8390 Los Angeles Upper end of Liebre Gulch along Forest Service road 8N05. USGS 7.5' Liebre Mtn. Quadrangle. Liebre Mountains. 1121 Comment
  CATA260  Piperia cooperi Mark L. Hoefs, A. Douglas Propst 1973-5-4 266 Los Angeles Santa Catalina Island: By road above Fourth of July Cove 30 Comment
  RSA382809  Piperia cooperi Elbert Benjamine 1929-5-29 185 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  UCR130140  Piperia cooperi F. R. Fosberg 1931-4-7 S- 04495 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Beach 20 Comment
  POM365991  Piptatherum miliaceum Robert Gustafson 1981-5-15 2221 Los Angeles Ballona Wetlands, Area 3. Comment
  UC1587712  Piptatherum miliaceum Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5049 Los Angeles disturbed flats ca 650 ft se air terminal (new airfield, N end of island); San Clemente Island 64 Comment
  UCR209951  Piptatherum miliaceum R. G. Swinney 2008-7-12 9174 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  CAS-BOT-BC71775  Pityrogramma triangularis var. viscosa Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4417 Los Angeles San Clemente Island, E side of island, Bryce Cyn near Malo Point Comment
  UCR170396  Plagiobothrys arizonicus John F. Green 2006-3-15 s.n. Los Angeles Mojave Desert, between Llano and Pearblossom, Hwy 138 at Big Rock Wash crossing, both sides of wash in zone being cleared for highway widening 963 Comment
  RSA250627  Plagiobothrys nothofulvus R. F. Thorne 1971-3-31 41442 Los Angeles Johnson's Pasture, N on Mountain Ave., Claremont. 549 Comment
  RSA631387  Plagiobothrys nothofulvus Valerie L. Soza, LeRoy Gross 1999-5-11 463 Los Angeles San Gabriel Mountains: Foothills above San Dimas, between Sycamore and Ham Canyons, southeastern side of peak ''2397'', west of Sycamore Flat Motorway. 701 Comment
  POM264864  Planodes virginica L. C. Wheeler 1933-4-27 1669 Los Angeles San Pedro Hills 304 Comment
  RSA401955B  Plantago coronopus Anstruther Davidson 1891-6-26 s.n. Los Angeles Santa Catalina Island Comment
  UC729796  Plantago coronopus Carl B. Wolf 1932-5-11 Los Angeles w side Isthmus Harbor; Santa Catalina Island 15 Comment
  SBBG79279  Plantago erecta F. R. Fosberg 1932-5-7 8156 Los Angeles Hay Press [Haypress] Comment
  RSA250675  Plantago erecta Robert F. Thorne 1971-3-31 41461 Los Angeles Johnson's Pasture, N on Mountain Ave., Claremont. 549 Comment
  UCSB7469  Plantago lanceolata Crum, Charles 1958-7-14 Los Angeles UCLA Campus; Faculty Hill Comment
  IRVC27019  Plantago major Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-13 2994 Los Angeles S side of the Santa Clara River, ca 200 m upstream from the mouth of Potrero Creek Santa Clarita Valley 274 Comment
  RSA68969  Plantago major Louis C. Wheeler 1933-11-19 2274 Los Angeles San Gabriel Canyon. 335 Comment
  SBBG131746  Plantago ovata S. A. Junak 1999-4-23 SCa 854 Los Angeles S side of island, on ridge below Triangulation Point "Granite" 481 Comment
  RSA382909  Platanthera sparsiflora F. R. Fosberg, Joseph A. Ewan 1931-8-13 S- 5549 Los Angeles Big Cienega, Pine Flats, N fork, San Gabriel River Comment
  CAS-BOT-BC93176  Platanus racemosa Geo. B. Grant 1904-4-16 1007 Los Angeles Los Angeles. Comment
  UCR129419  Platanus racemosa A. C. Sanders, Mark Elvin 2002-6-18 25140 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Sawtooth Ridge' area c. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533 518 Comment
  CAS-BOT-BC91681  Platystemon californicus Alice Eastwood 1906-5-27 261 Los Angeles Country adjacent to Los Angeles. Roscoe. Comment
  RSA771585  Platystemon californicus R. G. Swinney 2009-5-5 10650 Los Angeles Carr Canyon, 0.6 mi. southeast of Mt. Emma Rd. crossing. 963 Comment
  POM390  Platystemon californicus Dian Haynes 1893-04 s.n. Los Angeles Altadena, near Pasadena 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
  UCR182236  Poa annua R. G. Swinney 1997-9-6 5874 Los Angeles San Gabriel Mountains, Jackson Lake west of Wrightwood 1875 Comment
  UCR193161  Poa annua R. G. Swinney 1998-7-10 6414 Los Angeles San Gabriel Mtns., Prairie Fork Canyon, 0.5 mi. west of Cabin Flats Campground 1585 Comment
  UCR273756  Poa bulbosa R. G. Swinney 2011-6-15 15198 B Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  POM10499  Poa secunda C. F. Baker 1909-05 s.n. Los Angeles Claremont Comment
  RSA608698  Poa secunda L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Bluebird Truck Trail, near Big Dalton Canyon. 731 Comment
  UCR270237  Poa secunda R. G. Swinney 2011-4-1 14292 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UCR94443  Poa secunda R. G. Swinney 1996-5-27 4742 Los Angeles Eastern San Gabriel Mtns, east of Table Mountain and NW of Wright Ridge 2274 Comment
  CAS-BOT-BC236263  Poa secunda subsp. juncifolia Timothy S. Ross; Steve Boyd 1994-5-25 7878 Los Angeles Liebre Mountains. W Summit here construed as the rounded knoll 100 m S of the intersection of sections 3, 4, 9 & 10, Liebre Mtn 7.5' USGS Quadrangle 1708 Comment
  UC1595439  Poa secunda subsp. juncifolia Tim Ross 1992-4-4 6064 Los Angeles 1 mi se Black Butte (middle butte of Three Sisters); sw Mojave Desert 969 Comment
  CAS-BOT-BC236190  Poa secunda subsp. secunda Geo. B. Grant 1903-3-1 1014 Los Angeles Garvanza Comment
  SEINET6168279 Image available Poaceae LeRoy Gross, Steve Boyd, Naomi Fraga, Valerie Soza 2006-1 2455 Los Angeles Transverse Ranges; Verdugo Mountains region: North side of the range. Whiting Woods road about half way to the main crest. 669 Comment
  UCR101263  Polycarpon depressum L. C. Wheeler 1962-4-24 8049 Los Angeles San Gabriel Mtns., Between [Chaney] Trail and La Vina Sanitarium, ridge south side of West Ravine 396 Comment
  SBBG109959  Polygonum argyrocoleon L. C. Wheeler 1962-5-20 8086 Los Angeles Catalina Island Terminal, Avalon Blvd and Canal Street Comment
  UCR95367  Polygonum aviculare L. C. Wheeler 1966-10-12 8965 Los Angeles San Gabriel Mtns., San Gabriel Canyon, the forks Comment
  RSA258419  Polygonum aviculare subsp. aviculare C. W. Tilforth 1972-4-13 479 Los Angeles [Unspecified] Comment
  POM50451  Polygonum hydropiperoides L. R. Abrams 1901-08 2187 Los Angeles Ballona Creek. Comment
  CAS-BOT-BC71909  Polypodium californicum Grant 1900-3-28 2355 Los Angeles Avalon Comment
  RSA651018  Polypodium californicum Marion P. Harthill 1971-5-11 180 Los Angeles San Antonio Canyon. Comment
  RSA689882  Polypodium californicum Richard C. Barkelew 1929-4-14 s.n. Los Angeles Mulholland Hwy Comment
  UCSB62466  Polypodium californicum Kendall, M. 1921-1-30 Los Angeles San Jose Hills Comment
  CAS-BOT-BC71892  Polypodium californicum Geo. B. Grant 1901-4-1 4840 Los Angeles Los Angeles (on Catalina Island) Comment
  POM12498  Polypodium californicum M. L. Kendall 1921-3-19 79 Los Angeles Puddingstone Canyon, San Dimas Comment
  UCSB62284  Polypodium californicum Kiefer, Lawrence 1967-5-27 Los Angeles San Gabriel Mtns., Devil's Canyon-Bear Canyon Wild Area, Devil's Canyon, ca. 1mi below Devil's Canyon Camp 1066 Comment
  UCSB62355  Polypodium californicum Kiefer, Lawrence 1967-4-15 Los Angeles San Gabriel Mtns., N of Altadena, Rubio Canyon, ca. 1/2mi above the dam 609 Comment
  SBBG31291  Polypogon interruptus R. F. Thorne with P. C. Everett 1965-6-24 35043 Los Angeles Shark Harbor, W side of island 7 Comment
  UCR273198  Polypogon interruptus R. G. Swinney 2011-10-25 15880 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  CDA2352  Polypogon monspeliensis Phillipson 1915-6-2 22 .2.J. Los Angeles El Monte. Comment
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Oct 3 2010
  UCR182243  Polypogon monspeliensis R. G. Swinney 1997-9-6 5875 Los Angeles San Gabriel Mountains, Jackson Lake west of Wrightwood 1875 Comment
  RSA755580  Polypogon viridis R. G. Swinney 2008-7-12 9169 Los Angeles San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  RSA693290  Polystichum imbricans subsp. curtum F. R. Fosberg 1931-8-10 R 117 Los Angeles Lower Pine Flats, First Camp, N fork San Gabriel Canyon 1500 Comment
  POM809  Polystichum imbricans subsp. imbricans C. F. Baker 1903-8-2 s.n. Los Angeles San Antonio Canyon, Claremont. Comment
  RSA585437  Polystichum imbricans subsp. imbricans T. S. Ross, Steve Boyd 1990-5-31 2731 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  UCR200149  Populus balsamifera subsp. trichocarpa Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 803 Los Angeles Verdugo Mountains, south side, Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road 488 Comment
  UC2013297  Populus trichocarpa Larry Kelly with David Keil 1988-4-16 36 Los Angeles Little Rock Campground. Comment
  SBBG34598  Prunus fasciculata var. fasciculata R. Hoffmann 1927-6-14 Los Angeles E end of Pine Cyn Comment
  CAS-BOT-BC154938  Prunus ilicifolia Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3390 Los Angeles San Gabriel Mountains. Little Rock Creek: Joshua Tree Campground on the SW side of Little Rock Reservoir 1002 Comment
  LA82105  Prunus ilicifolia subsp. ilicifolia O. H. Kappler; 1941-4-27 234 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  CAS-BOT-BC154559  Prunus ilicifolia subsp. lyonii L. R. Abrams; I. L. Wiggins 1931-7-4 314 Los Angeles White's Landing, Santa Catalina Island Comment
  SD53064  Prunus ilicifolia subsp. lyonii Peter H. Raven 1962-5-22 17828 Los Angeles Santa Catalina Island, near mouth of Cherry canyon 60 Comment
  SD90519  Prunus ilicifolia subsp. lyonii Robert Thorne 1973-4-11 42844 Los Angeles San Clemente Island: middle part of Norton Canyon, bottom of canyon 274 Comment
  UC1929651  Prunus ilicifolia subsp. lyonii Mark Elvin, Michael Wall, Jennifer Stone 1996-8-7 308 Los Angeles Channel Islands; San Clemente Island: Conchulagua Canyon. In canyon floor. Comment
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Feb 6 2018
  UC467881  Prunus ilicifolia subsp. lyonii R. L. Pendleton 1909-7-4 1402 Los Angeles s of Avalon (Santa Catalina Island); Santa Catalina Island 365 Comment
  RSA3538  Prunus lyonii Carl B. Wolf 1932-5-9 3482 Los Angeles Left (east) fork of Pebbly Beach Canyon about 1/3 mile above the Mexican houses, Santa Catalina Island. 152 Comment
  RSA702831  Prunus lyonii Scott D. White 2004-4-23 10234 Los Angeles City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  RSA605813  Prunus persica var. persica Louis C. Wheeler 1966-10-25 9090 Los Angeles San Gabriel Mountains: El Encanto, San Gabriel Canyon. Comment
  LA91442  Pseudognaphalium biolettii Bruce Douglas Clayton; Greg Clayton 1972-4-1 42 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, Shovel Spring. 502 Comment
  SBBG32036  Pseudognaphalium biolettii R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -301 Los Angeles E of saddle between Descanso and Hamilton Cyns, upper Descanso Cyn 243 Comment
  RSA127875  Pseudognaphalium biolettii Peter H. Raven 1959-2-15 13786 Los Angeles Beverly Glen Canyon 2.6 miles north of Sunset Blvd. Alt 700ft 213 Comment
  RSA594989  Pseudognaphalium biolettii Mark Hoefs 1992-3-31 1703 Los Angeles Santa Catalina Island. Side canyon of Middle Canyon, across the road from large oak tree. 238 Comment
  LA200208  Pseudognaphalium californicum A. M. Johnson; 1932-5-30 4086 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  SBBG32043  Pseudognaphalium californicum R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -300 Los Angeles E of saddle between Descanso and Hamilton cyns, upper Descanso Cyn 243 Comment
  CATA1865  Pseudognaphalium luteoalbum Denise Kraus, Lisa Stratton 2000-6-1 45 Los Angeles Santa Catalina Island: Goat Harbor burn area, northwest corner 152 Comment
  LA32058  Pseudognaphalium luteoalbum Peter H. Raven; Henry J. Thompson 1959-9-6 14401 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, near mouth. 12 Comment
  RSA0115967  Pseudognaphalium microcephalum R. G. Swinney 2010-8-23 13580 Los Angeles San Gabriel Mountains: Mt. Zion Summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail. 1085 Comment
  CAS-BOT-BC357628  Pseudognaphalium stramineum Ernest Braunton 1902-4-1 237 Los Angeles Griffith Park Comment
  RSA656851  Pseudotsuga macrocarpa Valerie L. Soza, Laura Moore 2000-6-14 1014 Los Angeles San Gabriel Mountains: Spring at Big Cienega, ca. 0.6 mile NE of Deer Flat Campground along South Hawkins Road (FS Road 3N07.2). 1982 Comment
  RSA594850  Psilocarphus brevissimus Steve Boyd, Lauren Raz 1996-10-8 8979 Los Angeles Liebre Mountains region, Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  RSA774085  Pteridium aquilinum R. G. Swinney 2009-7-22 11358 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  UC1215161  Pterostegia drymarioides Peter H. Raven 1962-4-10 17225 Los Angeles summit ridge ca. 2 mi. n. Thirst; San Clemente Isl. 487 Comment
  RSA392913  Pterostegia drymarioides Martha Hilend 1928-4-18 198 Los Angeles Griffith Park. Comment
  RSA533980  Pterostegia drymarioides Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5192 Los Angeles San Clemente Island, upper Twin Dams Canyon 434 Comment
  RSA749035  Purshia glandulosa R. G. Swinney 2008-5-2 8743 Los Angeles Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  RSA622840  Pycnanthemum californicum Louis C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains: West of heliport. 1585 Comment
  CAS-BOT-BC45781  Quercus Geo. B. Grant no date 6168 Los Angeles Pasadena, Oak Knoll Comment
  CAS-BOT-BC45785  Quercus Marcus E. Jones 1923-10-10 s.n. Los Angeles Cajon Pass Comment
  CHSC21927  Quercus agrifolia Robert A. Schlising 1970-11-19 2956 Los Angeles Santa Monica Mountains; about 2 miles northeast of Tapia Park. Comment
  PASA61  Quercus agrifolia Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  RSA127927  Quercus berberidifolia Peter H. Raven, Henry J. Thompson 1959-2-25 13809 Los Angeles 1.2 miles east of summit, Saddle Peak. 610 Comment
  UC527676  Quercus berberidifolia C. B. Wolf 1931-10-20 Los Angeles 0.5 mi above Montrose (on the road from Tujunga to La Canada); San Gabriel Mts. 457 Comment
  UCSB1127  Quercus berberidifolia Wedberg, H. 1957-3-3 Los Angeles Old Topanga Canyon Comment
  JEPS38050  Quercus chrysolepis Ernest Braunton 1928-7-6 Los Angeles n of Monrovia; Santa Anita Canyon Comment
  RSA476902  Quercus chrysolepis Albert J. Perkins 1922-10 s.n. Los Angeles near Colby's Ranch Comment
  RSA656136  Quercus durata var. gabrielensis Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 664 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 549 Comment
  RSA87167  Quercus durata var. gabrielensis F. W. Peirson 1919-4-19 5341 Los Angeles Pacoima Canyon, west end of San Gabriel Mountains 534 Comment
  UCR271200  Quercus durata var. gabrielensis R. G. Swinney 2011-11-1 15942 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  CATA1956  Quercus engelmannii Ralph N. Philbrick, Robert F. Thorne 1967-5-18 208 Los Angeles Santa Catalina Island: South of road, upper middle Bulrush Canyon, Salta Verde 0 Comment
  UC1135924  Quercus engelmannii Jerome S. Horton 1936-5-7 326 Los Angeles 0.25 mi se San Dimas reservoir (trail to new Sam Dimas Climatic Station); Pomona Quad., San Dimas 487 Comment
  UCD166562  Quercus john-tuckeri Dylan O. Burge 2016-2-23 2091 Los Angeles Agua Dulce Canyon, roadside on Agua Dulce Canyon Road. 655 Comment
  RSA476815  Quercus kelloggii T. S. Clare 1936-5-25 s.n. Los Angeles Deep Creek near Landcaster [Lancaster]. Comment
  POM2108  Quercus lobata George B. Grant 1901-5-12 s.n. Los Angeles Collected at Pasadena Comment
  SBBG21460  Quercus pacifica D. E. Breedlove 1961-9-23 1268 Los Angeles S side of Fourth of July Cove 30 Comment
  UCSB1120  Quercus pacifica Muller, Cornelius 1953-5-2 Los Angeles Upper end of Swain Canyon, near ridge top, Santa Catalina Island Comment
  RSA479366  Quercus tomentella Mark Hoefs 1974-10-3 579 Los Angeles Santa Catalina Island, ridge between Sweetwater Canyon and Cape Canyon on Sweetwater side 457 Comment
  UCD47339  Quercus tomentella Herman Schroeder 1947-10-7 s.n. Los Angeles In canyon below Mt. Orizaba, about half way up from bottom to ridge; Catalina Island, Los Angeles County, California. Comment
  CAS-BOT-BC104861  Quercus wislizeni Le Roy Abrams 1901-4-13 1518 Los Angeles Wilson's Trail Comment
  UC1870297  Quercus wislizeni var. frutescens LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 292 Los Angeles Verdugo Mountains: Hostetter Mountainway. Along roadside in a draw, on north side 914 Comment
  CATA273  Rafinesquia californica Mark L. Hoefs 1973-5-15 285 Los Angeles Santa Catalina Island: Behind golf course #7 tee, Avalon Canyon 76 Comment
  UCR271803  Rafinesquia californica R. G. Swinney 2010-3-24 12055 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
  SBBG14797  Rafinesquia californica P. H. Raven 1962-5-1 17505 Los Angeles 0.6 mi above jct of Tuna Cyn Rd on rd to Saddle Pk 624 Comment
  UC219225  Ranunculus aquatilis var. capillaceus P. A. Munz 1922-5-16 5601 Los Angeles brook e Puddingstone Canyon; San Dimas, Puddingstone 365 Comment
  UC9396  Ranunculus californicus Harley P. Chandler 1897-3-25 Los Angeles San Dimas 609 Comment
  POM156305  Ranunculus californicus L. R. Abrams 1903-3-8 3104 Los Angeles Near Inglewood. Comment
  CAS-BOT-BC378873  Ranunculus californicus var. californicus Marcus E. Jones 1882-5-3 3220 Los Angeles Pasadena Comment
  RSA187752  Ranunculus hebecarpus Robert F. Thorne 1966-4-7 35959 Los Angeles Santa Catalina Island: Cherry Valley. 61 Comment
  SBBG117057  Ranunculus hebecarpus S. A. Junak with K. Kirkland 2001-4-14 SCa 1447 Los Angeles upper portion of Middle Cyn, just upslope from E side of Middle Cyn Rd, ca. 1.2 mi from jct with Airport Rd 304 Comment
  SBBG31098  Raphanus sativus R. F. Thorne 1966-4-29 36281 Los Angeles near dam, Middle Ranch, Middle Ranch Cyn 198 Comment
  UCR282596  Raphanus sativus Dan S. Cooper 2017-3-8 317- 06 Los Angeles Cahuenga Pass, Cahuenga Blvd. near Wonder View Dr. 245 Comment
  RSA431469  Raphanus sativus F. R. Fosberg 1931-4-16 S 4663 Los Angeles Eagles Nest, Middle Ranch Canyon, Santa Catalina Island. 180 Comment
  RSA431475  Raphanus sativus Elizabeth A. White 1928-05 s.n. Los Angeles El Segundo. Comment
  RSA390143  Rhamnus californica subsp. californica M. B. Dunkle 1933-6-17 3585 Los Angeles San Antonio River Canyon. Coastal Southern California. 915 Comment
  LA91476  Rhamnus ilicifolia Bruce Douglas Clayton; Greg Shaw 1972-4-7 76 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, Upper Temecal and Rustic Canyons. 487 Comment
  RSA390839  Rhamnus ilicifolia Elbert Benjamine 1929-2-24 59 Los Angeles Laurel Canyon, Hollywood Comment
  RSA695393  Rhamnus ilicifolia A. C. Sanders, Mark A. Elvin 2002-6-19 25165 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just S of Santa Clara River. 305 Comment
  UC55328  Rhamnus ilicifolia J. H. Barber 1898-8-6 Los Angeles Malibu Comment
  UCR205603  Rhamnus ilicifolia R. G. Swinney 2008-5-13 8856 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon, 0.5 mi. south of Big Rock Creek Rd. 1293 Comment
  RSA0094374  Rhus aromatica R. G. Swinney 2011-5-31 14924 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  SFV2139  Rhus aromatica O. Doubleday 1959-5-2 Los Angeles Santa Monica Mountains On east side of slope along Topanga Canyon Blvd, about 7 miles south of Ventura Blvd. 457 Comment
  RSA317009  Rhus integrifolia T. S. Elias, Walter Wisura 1984-7-27 8526 Los Angeles North of Malibu; Point Dume. Comment
  SBBG128446  Rhus integrifolia M. L. Hoefs 1994-7-18 1888 Los Angeles NE of upper end of rd to White's Landing 243 Comment
  SBBG95409  Rhus integrifolia M. B. Dunkle 1928-3-4 1718 Los Angeles Orizaba Cyn 243 Comment
  UC17930  Rhus integrifolia Blanche Trask Jan. 1896 Los Angeles Santa Catalina Island, Avalon Comment
  UCD116875  Rhus integrifolia Geoffrey Levin 1974-3-29 2 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. Alluvial fan of Mt. San Antonio (San Gabriel Mts.). 335 Comment
  UCR152540  Rhus integrifolia A. C. Sanders, Lee Jones 2005-4-8 29356 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  UCR157908  Rhus integrifolia Robert J. Steers 2005-5-8 14 Los Angeles South Coast, Palos Verdes Peninsula: on primarily south-facing hillside that is 200 ft west of Pirate Dr. along the north side of Forrestal Dr 183 Comment
  OBI20441  Rhus ovata Louis C. Wheeler 1932-3-19 522 Los Angeles Head of Sepulveda Cyn, Santa Monica Mtns. Comment
  RSA0086999  Rhus ovata R. G. Swinney 2010-3-30 12103 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  RSA650232  Rhus ovata G. Foster 1961-6-2 s.n. Los Angeles Old Baldy Rd., Angeles National Forest Comment
  UC1130520  Rhus ovata A. D. Gifford 1935-5-8 686 Los Angeles 2 1/2 mi s Warm Spring; Angeles National Forest 487 Comment
  UCR172778  Rhus ovata Wayne Law, Jun Hu 2000-4-30 07 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 823 Comment
  SD112956  Rhus trilobata var. pilosissima Darley F. Howe 1915-1 4 Los Angeles Claremont Comment
  CAS-BOT-BC433167  Ribes Carl Epling; Nesta Dunn; Alice Goen 1931-5-16 s.n. Los Angeles San Gabriel Mts., Swartout [Swarthout] Valley Comment
  JEPS104676  Ribes John L. Morrison 1937-6-17 2541 Los Angeles San Gabriel Mountains. Around the spring about 200 m from Windy Camp. N sid of Mount Islip 2209 Comment
  UC450873  Ribes aureum Fay A. MacFadden 1931-3-17 2 E Los Angeles Tuna Canyon Verdugo Hills Comment
  UCR186762  Ribes aureum T. B. Salvato, Sandra Murcia 2007-3-28 2009 Los Angeles San Gabriel Mountains, Santa Anita Reservoir, proposed 4-acre sediment placement site, east side of the channel and 0.4 mi south of the Elkins Avenue entrance gate 680 Comment
  CAS-BOT-BC92440  Ribes aureum var. gracillimum Geo. B. Grant 1902-3-16 6390 Los Angeles Garvanza. Comment
  UCR42526  Ribes aureum var. gracillimum L. F. LaPre, T. 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
  RSA279116  Ribes californicum var. hesperium Robert F. Thorne 1971-3-18 41495 Los Angeles Cobal Canyon, c. 3 miles N of Claremont. 503 Comment
  RSA598902  Ribes californicum var. hesperium R. G. Swinney 1989-11-24 1481 Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road 1.4 mi. NE of Glendora Mountain Road. 457 Comment
  UC11718  Ribes californicum var. hesperium A. J. McClatchie Los Angeles Comment
  CAS-BOT-BC108874  Ribes divaricatum var. parishii I. M. Johnston 1918-7-28 2101 Los Angeles San Gabriel River at El Monte. 91 Comment
  RSA0008291  Ribes divaricatum var. parishii Louis C. Wheeler 1934-3-18 2452 Los Angeles San Gabriel River. 73 Comment
  RSA0008292  Ribes divaricatum var. parishii Brian C. Miller 1963-3-9 s.n. Los Angeles Whittier Narrows, San Gabriel River, Pico Rivera. 122 Comment
  CAS-BOT-BC173120  Ribes indecorum Louis C. Wheeler 1932-2-10 443 Los Angeles Thompson Creek Dam near Claremont 502 Comment
  CAS-BOT-BC173410  Ribes malvaceum Joseph Andorfer Ewan 1932-1-3 7014 Los Angeles Head of Nichols Canyon, Santa Monica Mts. Comment
  SBBG72045  Ribes malvaceum M. Caruthers -Jan-1928 990 Los Angeles Burbank Hills 365 Comment
  SEINET3259904 Image available Ribes malvaceum R. G. Swinney 2008-3-31 8584 Los Angeles San Gabriel Mtns.; Glendora Mountain summit. 1003 Comment
  UC440364  Ribes malvaceum var. viridifolium Carl Epling 1930-3-8 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  RSA476201  Ribes nevadense Bonnie C. Templeton 1932-5-31 4901 Los Angeles Big Pines Park; San Gabriel Mts. 2088 Comment
  SEINET13387021 Image available Ribes nevadense R. G. Swinney 2011-1 15707 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom (Crystal Lake 7.5' Q.) (T3N R9W S11) 2353 Comment
  UCR256456  Ribes nevadense R. G. Swinney 2010-10-13 14024 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  UCSB23061  Ribes nevadense Wilken, Dieter 1967-7-1 Los Angeles Lily Springs; north of Mt. Hawkins; along State Highway 2; San Gabriel Mtns 2407 Comment
  UC11615  Ribes roezlii H. M. Hall 1899-6-20 1271 Los Angeles Schwartout Canyon San Antonio Mountains 2042 Comment
  CHSC14022  Ribes speciosum L. M. Mayer; I. J. Mayer 1974-4-6 135 Los Angeles 1/2 mi e of Topsia Park on Malibu Canyon. Las Virgenes Rd. Comment
  LA50722  Ribes speciosum Harlan Lewis; 1940-2-4 1048 Los Angeles Santa Monica Mountains, Cahuenga Pass, Mulholland Dr. near Cahuenga Blvd 457 Comment
  UCR212801  Ribes speciosum Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1750 Los Angeles Peninsular Ranges; Chino-Puente Hills, San Gabriel River Watershed, Turnbull Canyon, Turnbull Canyon Road 348 Comment
  UCSB11540  Ribes speciosum Haines, Bruce 1962-3-11 Los Angeles 5 miles north of the Pacific Ocean; on California Highway 27; Topanga 259 Comment
  OBI7365  Ricinus communis Mark Fresh 1976-2-29 15 Los Angeles .5 mi up Malibu Crk from the ocean, 50 ft from the creek bank. Comment
  RSA480744  Ricinus communis Edwin Kline 1924-11-29 s.n Los Angeles Los Angeles River Bed. Comment
  CHSC95366  Rorippa nasturtium-aquaticum LeRoy Gross; Wayne Law 2000-8-8 179 Los Angeles Big Tujunga Wash/Verdugo Mountains Region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 324 Comment
  UCR240021  Rorippa palustris subsp. palustris R. G. Swinney 2009-11-9 11595 Los Angeles Transverse Range; San Gabriel Mountains, confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  SBBG95388  Rosa californica M. B. Dunkle 1928-5-13 1946 Los Angeles Middle Ranch Cyn, near stream Comment
  UC1128564  Rosa californica A. D. Gifford 1935-4-10 554 Los Angeles 7 mi nw Redrock Mountain; Angeles National Forest, Tejon Quadrangle Comment
  RSA565753  Rubus discolor Mike Hammitt, Jason Rick 1991-6-25 s.n. Los Angeles San Gabriel Mountains: Arroyo Seco Canyon; above the debris dam and below Oakwilde Picnic Area along the Gabrielino Trail Comment
  RSA756732  Rumex A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36912 Los Angeles South El Monte, north side of San Gabriel River between Peck Rd. and Hwy 60, adjacent to storage facility under SCE power lines 73 Comment
  RSA507533  Rumex conglomeratus Louis C. Wheeler 1967-6-26 9899 Los Angeles San Gabriel Mountains : Elsmere Canyon, south central. At the forks of the canyon, just north of the section line. 488 Comment
  UCR256968  Rumex crispus Jeremiah George 2012-4-25 s.n. Los Angeles Compton, decommissioned railroad right-of-way NW of intersection of W Carob St. and South Acacia Ct., c. 1000 ft. west of Compton Creek channel, south of W Greenleaf Blvd., Rancho Dominguez area 21 Comment
  LA200770  Rumex crispus Brett Blosser; 1970-6-6 sn Los Angeles Empty lot, Westwood Comment
  RSA11033  Rumex hymenosepalus Carl B. Wolf 1928-3-29 1595 Los Angeles Castaic; South base of Ridge Route road 396 Comment
  RSA600111  Rumex hymenosepalus Steve Boyd, Lauren Raz 1997-3-26 9368 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  UCR117674  Rumex obtusifolius Scott D. White 1997-5-21 5210 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, river wash north of Hwy 39, c. 2 road mi north of Foothill Blvd. 229 Comment
  RSA593576  Rumex pulcher Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8913 B Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  HSC79915  Rumex salicifolius Philip A. Silverstone 1978-8-20 310 Los Angeles Jct. on Maguire and Escondido Sts., 0.3 km. from jct. of Maguire and Latigo Canyon Rd. Comment
  UCR270666  Rumex salicifolius R. G. Swinney 2011-6-29 15357 Los Angeles San Gabriel Mountains, Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  UCR273246  Rumex salicifolius R. G. Swinney 2011-6-1 14942 Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  RSA157792  Rumex salicifolius Peter H. Raven 1962-5-7 17587 Los Angeles San Clemente Island, 1 mile south of Wilson Cove. 23 Comment
  LA200489  Rupertia physodes A. M. Johnson; 1932-5-30 4103 Los Angeles SANTA MONICA MOUNTAINS, Brent's Mountain, Crag's Camp. Comment
  SFV3200  Salazaria mexicana L. Imamura 1958-5-5 s. n. Los Angeles Mojave Desert Antelope Valley. 2.5 miles east of Pearblossom. 970 Comment
  RSA648298  Salazaria mexicana Mark Hotchkiss 1977-5-20 s.n. Los Angeles San Gabriel Mtns. Batchelder Ranch. 1311 Comment
  RSA70035  Salicornia virginica F. W. Peirson 1904-8-22 1837 Los Angeles Playa del Rey, coast of Los Angeles Co. Comment
  CAS-BOT-BC103162  Salix bonplandiana A. Nesta Dunn; Joseph Ewan 1933-7-23 7818 Los Angeles Colby's Ranch, San Gabriel Mts. 1143 Comment
  POM2078  Salix exigua I. M. Johnston 1917-8-23 1685 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  UCR209143  Salix gooddingii Dan S. Cooper 2009-1-29 109- 26 Los Angeles Los Angeles Basin, Athens area, SW corner of W 135th St. and Main St., South Los Angeles 34 Comment
  SBBG59053  Salix laevigata R. Hoffmann 1929-4-26 Los Angeles Soledad Cyn Comment
  LA52062  Salix laevigata F. R. Fosberg; 1932-3-13 7427 Los Angeles 15.0 Comment
  LA208833  Salix lasiandra J. Ewan; 1931-2-2 4017 Los Angeles Rio Hondo River near Downey Comment
  UC506422  Salix lasiandra subsp. lasiandra Carl Hedin and Joseph Ewan 1932-6-28 7674 Los Angeles Los Angeles R. at Los Feliz Bridge; Los Angeles R. Comment
  CAS-BOT-BC128140  Salix lasiandra var. lasiandra Le Roy Abrams 1901-4-8 1449 Los Angeles Los Angeles River near Cahuenga Pass Comment
  RSA567297  Salix lasiolepis Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3972 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  UC483089  Salix lasiolepis Frank W. Peirson 1932-3-3 9767 Los Angeles Arroyo Seco Canyon; banks of stream 396 Comment
  UCR108662  Salix lasiolepis L. C. Wheeler 1961-6-13 7877 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  SEINET12003296  Salix lasiolepis C. W. Sharsmith 1932-1 9 Los Angeles Lower San Gabriel Canyon, 9.5 km above Azusa 300 Comment
  UCSB965  Salix lasiolepis Beach, Kay 1943-4-28 Los Angeles Falls on 4100 north trail; San Dimas Exp. Forest Comment
  UCR258529  Salix lucida subsp. lasiandra R. G. Swinney 2010-6-23 13314 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin 341 Comment
  CAS-BOT-BC126293  Salix sessilifolia Carl B. Wolf 1928-3-29 1587 Los Angeles So. base of ridge route, 1 mi. No. of Castaic 396 Comment
  RSA443538  Salsola tragus A. C. Sanders 1987-9-18 7358 Los Angeles El Segundo Dunes, W of L.A. International Airport and Pershing Drive. 38 Comment
  RSA657473  Salsola tragus Joseph M. Keefe 2001-1-24 31033 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  SD37473  Salsola tragus Edith A. Purer 1931-3-19 1522 Los Angeles El Segundo Comment
  RSA733176  Saltugilia australis R. G. Swinney 1998-8-5 6665 Los Angeles San Gabriel Mtns.: East Fork San Gabriel River, c. 0.4 mi. south of Alder Gulch. 1098 Comment
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Aug 9 2009
  RSA424337  Salvia apiana William Emboden 1970-6-12 28 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  UC1211043  Salvia apiana Huron H. Smith 1912-5-17 4961 Los Angeles Eaton's Canyon; Mt. Wilson 426 Comment
  UC75078  Salvia apiana C. F. Baker 1903-7-20 3442 Los Angeles Claremont Comment
  SEINET12273089  Salvia apiana J. F. Bright, Wyman, C. 1931-1 5500 Los Angeles Foothills of Mt.Wilson Comment
  POM145647  Salvia carduacea L. R. Abrams 1927-4-30 11746 Los Angeles Antelope Valley between Fairmont and Neenach . Comment
  POM3986  Salvia carduacea W. R. Dudley, F. H. Lamb 1896-6-9 4365 Los Angeles Kings Canyon, Liebre Mts. Comment
  UCD125721  Salvia columbariae Steven Mason; Helen M. Mason 1993-5-9 40 Los Angeles Mt. Pinos area, on Lockwood Valley Road, 3.8 miles east of #7N11 Rd; north road slide. 1341 Comment
  RSA0034921  Salvia dorrii A. Lee Haines 1968-3-30 s.n. Los Angeles 6 miles S of Gorman. 1127 Comment
  UCSB9701  Salvia dorrii var. dorrii Van Leeuwen, Henry 1957-4-14 Los Angeles 3 miles south of Palmdale Comment
  RSA339715  Salvia dorrii var. pilosa Robert F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 55008 Los Angeles S of Emma Mountain Road, just E of Little Rock Creek. 1006 Comment
  SBBG44522  Salvia dorrii var. pilosa K. K. Muller 1957-5-14 814 Los Angeles Mint Cyn Comment
  CAS-BOT-BC233663  Salvia leucophylla I. M. Johnston 1918-5-4 1940 Los Angeles Turnbull Canyon, Puente Hills 365 Comment
  POM4083  Salvia leucophylla D. L. Crawford, Hiatt 1916-3-28 s.n. Los Angeles Santa Monica Mountains. Comment
  RSA82440  Salvia leucophylla F. W. Peirson 1906-7-16 1055 Los Angeles Big ditch north of Elysian Park, Los Angeles. Comment
  SFV4274B  Salvia leucophylla W. A. Emboden, Jr. May 1963 s. n. Los Angeles Santa Monica Mountains Mulholland Drive, north-facing slope 1 mile west of San Diego Freeway. 400 Comment
  RSA0088258  Salvia mellifera R. G. Swinney 2010-5-25 12969 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA675970  Salvia mellifera LeRoy Gross 2003-3-9 808 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 354 Comment
  SD21291  Salvia mellifera Norman E. Bilderback 1938-4-14 Los Angeles Catalina Island. Comment
  SD69536  Salvia mellifera Robert Thorne, P. Everett 1965-5-10 34431 Los Angeles Santa Catalina Island: Cape Canyon; near small stream. 274 Comment
  VVC3383  Salvia mellifera Tim Thomas 1973-5-1 18 Los Angeles Transverse Range, Santa Monica Mountains, upper Cold Creek Road. 267 Comment
  POM9093  Sambucus mexicana P. A. Munz, R. D. Harwood 1920-5-17 3970 Los Angeles Topanga Canyon, Santa Monica Mountains 152 Comment
  RSA477561  Sambucus mexicana H. de Forest 1929-04 s.n. Los Angeles Topanga Canon. Comment
  RSA5921  Sambucus mexicana C. B. Wolf 1932-7-6 3833 Los Angeles Van Nuys Blvd., 1/2 mile E of Pacoima Post Office 335 Comment
  RSA460823  Samolus parviflorus Anstruther Davidson 1889-07 s.n. Los Angeles Glendale. Comment
  POM3197  Sanicula arguta D. L. Crawford, Hiatt 1916-3-29 s.n. Los Angeles Topanga Canyon, Santa Monica Mountains Comment
  RSA678164  Sanicula arguta Mark Elvin, Orlando Mistretta 1996-3-24 128 Los Angeles Eagle Canyon, San Clemente Island Comment
  RSA638222  Sanicula bipinnatifida L. C. Wheeler 1969-5-3 s.n. Los Angeles Bluebird truck trail. 716 Comment
  LA82387  Sanicula tuberosa O. H. Kappler; 1944-3-26 554 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  PASA1826  Sanicula tuberosa Sally Ellis 1939-4-7 Los Angeles Puddingstone Dam Comment
  UCR48958  Santolina chamaecyparissus A. C. Sanders 1987-7-22 7166 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  UC102139  Scabiosa stellata A. J. McClatchie 1893-6-26 142 Los Angeles Pasadena Comment
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Jun 23 2007
  RSA190896  Schedonorus arundinaceus R. F. Thorne 1967-5-18 36861 Los Angeles Santa Catalina Island: Middle Bulrush Canyon 244 Comment
  RSA579239  Schinus terebinthifolius T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin Banks, Megan Tommerup 1994-3-28 7410 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive; 174 Comment
  UCR206533  Schinus terebinthifolius A. C. Sanders, T. B. Salvato 2009-5-19 36823 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  UCR178052  Schismus barbatus LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 690 Los Angeles Transverse Ranges: Verdugo Mtns, south side of mountains, along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway 783 Comment
  UCR62322  Schismus barbatus R. G. Swinney 1990-3-24 1565 Los Angeles Los Angeles Basin, South Hills Park, Glendora Centennial Heritage Park, in the city of Glendora, south of Big Dalton Channel 238 Comment
  UCR210537  Schoenoplectus acutus R. G. Swinney 2008-12-4 9940 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  RSA225702  Schoenoplectus acutus var. occidentalis Robert F. Thorne, C. W. Tilforth 1971-6-17 39874 Los Angeles 0.7 mile W of Soledad Station, Soledad Canyon, N slope of San Gabriel Mountains; wet, sandy flat along Santa Clara River. 610 Comment
  UCR91299  Schoenoplectus californicus B. G. Pitzer, Paul Gomez 1996-4-28 2750 Los Angeles Los Angeles Basin, Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue Comment
  UC2139  Scirpus acutus var. occidentalis Geo. B. Grant 1826-5-11 Los Angeles Pasadena Comment
  RSA595877  Scirpus microcarpus Timothy S. Ross, Victor W. Steinmann 1995-5-8 8530 Los Angeles Bouquet Canyon: along Bouquet Canyon Road at its intersection with a US Forest Service road that winds up onto the ridge between Bouquet Canyon and Mystic Canyon. 595 Comment
  SD253325  Scirpus microcarpus R. G. Swinney 2011-10-13 15798 Los Angeles San Gabriel Mountains; Chilao Flat, FS road crossing of Chilao stream, E of Chilao Visitors Center and W of Hwy 2 (Chilao Flat 7.5'Q) Canyon bottomoutside 2009 Station Fire burn. 1622 Comment
  SEINET3914760  Scirpus microcarpus Tim Ross, Orlando Mistretta; Carolyn Neal 1994-7-1 8083 Los Angeles San Gabriel Mountains: Sheep Camp Spring, 3341/4 and 520 m NNW of Pacifico Mtn summit, at the headwaters of Santiago Canyon.; 0 1920 Comment
  UCR213250  Scrophularia californica Dan S. Cooper 2010-3-26 20100326- 08 Los Angeles Western Transverse; Monica Mountains, Beverly Hills, lower Franklin Canyon, behind 1356 Laurel Way 235 Comment
  RSA583019  Scrophularia villosa Tim S. Ross, Takara, S. Otte 1993-4-24 6960 Los Angeles Santa Catalina Island, W end of island beyond the isthmus, lower Boughette Canyon (draining NE to Johnsons Landing). 91 Comment
  POM946  Selaginella asprella Ivan M. Johnston 1917-7-28 1595 Los Angeles San Antonio Canon 1753 Comment
  SBBG128360  Selaginella bigelovii B. E. Carter 2012-8-23 6996 Los Angeles Airport Rd, ca. 100 m S of the airport 470 Comment
  UC62416  Selaginella bigelovii J. H. Barber 1897-3-26 Los Angeles Santa Monica Canyon Comment
  RSA527626  Selaginella bigelovii Steve Boyd, T. S. Ross, Laurel Arnseth 1990-4-8 4411 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA683745  Selaginella bigelovii Meryl B. Dunkle 1939-4-3 7228 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  UC1971414  Selaginella bigelovii Louis C. Wheeler 1967-5-23 9674 Los Angeles SAN GABRIEL MOUNTAINS: Ravine immediately southwest of mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA226024  Senecio flaccidus var. douglasii R. F. Thorne, C. W. Tilforth 1971-6-29 40696 Los Angeles San Gabriel Mountains, Angles National Forest: ca. 2.2 miles down Aliso Canyon from junction with Angeles Forest Road. 1037 Comment
  UCR118193  Senecio flaccidus var. douglasii A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23284 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 915 Comment
  RSA642026  Senecio ionophyllus Orlando Mistretta 1993-7-6 927 Los Angeles San Gabriel Mountains: Burkhart Trail. Lilium parryi study plot. 1939 Comment
  SBBG37437  Senecio lyonii S. A. Junak with M. L. Hoefs, L. Stratton 1998-6-11 SCa 716 Los Angeles E side of Avalon Cyn, across from Quail Cyn and above baseball field 106 Comment
  RSA605907  Senecio mikanioides L. C. Wheeler 1968-12-15 s.n. Los Angeles San Gabriel Mountains: Millard Canyon at about the National Forest Boundary 1509 Comment
  SBBG108987  Senecio vulgaris S. A. Junak 1997-3-7 SCl 735 Los Angeles just E of Camera Pad Horton 3, W side of Twin Dams Cyn 411 Comment
  SDSU2030  Sequoia sempervirens Gerald Collier 1951-4-8 J 55 Los Angeles 2615 Lower Azusa Road, El Monte. About 12 miles east of L.A. Comment
  RSA0056347  Sequoia sempervirens P. R. Brown 1971-4-1 s.n. Los Angeles Pierce College Nature Center, upper end of Canon de Lana. 274 Comment
  RSA594796  Sesuvium verrucosum Steve Boyd, Lauren Raz 1996-10-29 9098 Los Angeles Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area. 999 Comment
  CAS-BOT-BC243585  Setaria parviflora Ernest C. Twisselmann 1971-9-19 18513 Los Angeles Ingraham Street at Lucas Street, downtown district, Los Angeles 60 Comment
  SBBG62398  Sidotheca trilobata R. Hoffmann 1931-5-3 Los Angeles San Francisquito Cyn Comment
  SD43595  Silene californica Darley F. Howe 1948-5-4 Los Angeles Bouquet Canyon. 609 Comment
  RSA477875  Silene gallica E. S. Spalding 1923-3-28 s.n. Los Angeles Claremont. Comment
  RSA533891  Silene gallica Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5163 Los Angeles San Clemente Island: 950 ft WNW of Stone at the begining of the Stone Canyon drainage. 441 Comment
  RSA598271  Silene gallica R. G. Swinney 1989-5-12 s.n. Los Angeles San Gabriel Mountains, in and near Glendora wilderness Park, in Big Dalton Canyon and its triutaries. Colby fire break, W boundary of Glendora Wilderness Park. 463 Comment
  LA94362  Silene laciniata subsp. laciniata Monte Lloyd; 1950-7-23 500723p 1435 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon Comment
  RSA609019  Silene laciniata subsp. major L. C. Wheeler 1931-4-27 s.n. Los Angeles San Gabriel Mountains: Burbank Canyon. Comment
  RSA643844  Silene laciniata subsp. major Steven A. Junak, S. Burckhalter, J. Stone 1996-5-18 SC 1 -493 Los Angeles San Clemente Island [Santa Catalina Island]: Lower portion of Middle Ranch Canyon, upstream from first fork, at lowermost waterfall, ca. 0.25 miles inland from escarpment. 82 Comment
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Mar 23 2016
  RSA473575  Silybum marianum F. R. Fosberg 1931-5-21 54931 Los Angeles Santa Catalina Island, between Cherry Valley and Howlands Landing 30 Comment
  CAS-BOT-BC74958  Sinapis arvensis I. Johnston 1918-2-1 1969 Los Angeles Upland. Comment
  CAS-BOT-BC74959  Sinapis arvensis P. A. Munz 1921-4-12 4407 Los Angeles Claremont. South of town. 365 Comment
  UCR220291  Sisymbrium altissimum R. G. Swinney 2009-4-24 10475 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  UCR43336  Sisymbrium altissimum David Charlton 1986-6-15 255 Los Angeles San Gabriel Mtns, Betweeen Blue Ridge Campground (1.5 air mi SSE of Bigpine) and the reservoir at the top of Chisolm Ski Run; along the reservoir maintenance road, 0.7 to 1.2 mi south of Angeles Crest hwy on Forest Road 3N06 2439 Comment
  RSA532643  Sisymbrium altissimum Timothy S. Ross 1991-8-14 5754 Los Angeles Roundtop Mountain. 1892 Comment
  RSA642724  Sisymbrium altissimum R. F. Thorne, C. W. Tilforth 1973-4-20 43094 Los Angeles San Bernardino National forest; Mormon Rocks and Cajon Canyon 1036 Comment
  SBBG130710  Sisymbrium officinale S. A. Junak 2000-7-1 SCa 1374 Los Angeles Cape Cyn 265 Comment
  RSA590484  Sisymbrium officinale Timothy S. Ross, Walter Appleby 1993-5-20 7204 Los Angeles Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring. 915 Comment
  LA212033  Sisymbrium orientale Duncan S. Bell; Caitlin Elam, Evan Meyer 2013-6-12 5124 Los Angeles SAN GABRIEL MOUNTAINS, Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898.0 Comment
  UC57075  Sisyrinchium bellum Ernest Braunton Apr. 1902 195 Los Angeles North Pomona Comment
  UCSB908  Sisyrinchium bellum Albright, S. 1957-5-7 Los Angeles UCLA Campus; Faculty Hill 91 Comment
  UCSB909  Sisyrinchium bellum Wedberg, Lee 1954-4-5 Los Angeles Griffith Park 457 Comment
  POM1765  Sisyrinchium bellum J. H. Fairchild s.n. Los Angeles Claremont Canyon Comment
  RSA0035005  Sisyrinchium bellum W. M. Arbaugh 1968-5-13 264 Los Angeles Cal Poly, on grassy hillside behind Fremont Hall. Comment
  POM4250  Solanum americanum I. M. Johnston 1918-7-29 2102 Los Angeles El Monte. Along Railroad. 91 Comment
  UCR214644  Solanum americanum A. C. Sanders, Dan S. Cooper 2010-3-12 37380 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  OBI35678  Solanum douglasii Rebecca Cicoria 1982-4-25 50 Los Angeles Palos Verdes Peninsula: Lower Purple Cyn, Rolling Hills Comment
  RSA0087326  Solanum douglasii R. G. Swinney 2010-3-13 11879 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  RSA647796  Solanum douglasii LeRoy Gross, Laura Moore 2000-6-5 206 Los Angeles Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview and Mountain, Glendale. 274 Comment
  RSA748839  Solanum douglasii Justin M. Wood 2009-4-13 496 Los Angeles Foothills above the city of Sierra Madre, 'one carter estates' at the end of Baldwin Ave. 49 Comment
  UCR205744  Solanum nigrum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36973 Los Angeles San Gabriel Valley, Baldwin Park, light industrial park at end of Cloverleaf Dr., E bank of the San Gabriel River NE of its confluence with Walnut Creek, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines 89 Comment
  CAS-BOT-BC154726  Solanum umbelliferum P. H. Raven 1959-2-23 13801 Los Angeles On Decker Road 1.0 miles north of junction with Mulholland Dr. 503 Comment
  UC575014  Solanum umbelliferum E. Lloyd 1933-4-1 Los Angeles Santa Monica Mountains, Temescal Canyon Temescal Canyon; Santa Monica Mountains, Temescal Canyon Comment
  CAS-BOT-BC83638  Solanum umbelliferum L. Abrams; E. A. McGregor 1908-6-20 380 Los Angeles Liebre Mountain 1463 Comment
  RSA427455  Solanum umbelliferum M. B. Dunkle 1933-5-30 3570 Los Angeles Carbon Canyon. Comment
  CAS-BOT-BC237744  Solanum wallacei George B. Grant; Walter Wheeler 1904-4-21 6141 Los Angeles Santa Catalina Island Comment
  UC456221  Solanum wallacei I. J. Condit 1908-6-27 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC365313  Solidago confinis Louis C. Wheeler 1966-10-1 8951 Los Angeles San Gabriel Mountains; Colby Ranch 1097 Comment
  JEPS99113  Sonchus asper M. B. Dunkle 1939-4-2 7209 Los Angeles San Clemente Island, S. E. point[?] Comment
  UC557675  Sonchus asper Nell Murbarger May 1936 228 Los Angeles e side San Clemente Island (near ocean) Comment
  RSA608872  Sonchus oleraceus L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon, Blum Ranch. 884 Comment
  SBBG46247  Sonchus oleraceus E. R. Blakley 1962-6-10 5259 Los Angeles near Wall 2 15 Comment
  UC1929639  Sonchus oleraceus Valerie Soza, LeRoy Gross 2001-5-14 1215 Los Angeles Transverse Ranges; San Gabriel Mountains; Santa Anita 1999 Fire area, above Santa Anita Canyon, c. 0.7 mi west of the Santa Anita Dam 762 Comment
  RSA156197  Sparganium erectum subsp. stoloniferum Le Roy Abrams 1902-6-12 2535 Los Angeles Ballona Creek, near Mesmer. Comment
  CDA29918  Spartium junceum 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
  RSA594743  Spartium junceum T. S. Ross 1995-4-7 8361 Los Angeles Templin Highway ca. 100-250 ft NE of its inter- section with the Old Ridge Route (near the headwaters of Violin Canyon). 866 Comment
  RSA642686  Spartium junceum Orlando Mistretta 1992-7-14 703 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  SEINET13384021 Image available Spartium junceum R. G. Swinney 2010-1 12107 Los Angeles San Gabriel Mountains: Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway; 34.15222 -117.93056; 34.15222 -117.93056 207 Comment
  CAS-BOT-BC389952  Spergula arvensis Geo. B. Grant 1909-4-1 s.n. Los Angeles Pasadena Comment
  LA82445  Spergula arvensis O. H. Kappler; 1944-4-1 564 Los Angeles Santa Monica Mountains, Zuma Mesa Comment
  UCR223398  Spergularia R. G. Swinney 2009-7-29 11406 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA188233  Spergularia macrotheca R. F. Thorne 1965-6-23 34941 Los Angeles Santa Catalina Island. Ben Weston Beach, W side of island. On rocky bluff on south side of beach. Comment
  RSA3483  Spergularia macrotheca C. B. Wolf 1932-5-9 3426 Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 7 Comment
  RSA0098759  Spergularia macrotheca var. macrotheca Jon P. Rebman, Dunn 1996-4-29 3109 Los Angeles San Clemente Island. Eel Cove and Eel Cove Canyon on west side of island. 10 Comment
  SBBG43854  Spergularia macrotheca var. macrotheca M. R. Benedict 1971-6-26 Los Angeles ca. 0.5 mi S of Wilson Cove Comment
  UC1587705  Spergularia macrotheca var. macrotheca Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5101 Los Angeles North Head San Clemente Island (coastal flats wnw of new landing field) 15 Comment
  SBBG69972  Spergularia marina M. N. Ackley -Feb-1928 78 Los Angeles Linwood 24 Comment
  LA52392  Stachys albens J. A. Ewan; 1929-6-22 3436 Los Angeles 350 Comment
  RSA446605  Stachys albens L. E. Hoffman 1932-8-10 17694 Los Angeles Verdugo Woodlands, Glendale. Comment
  RSA446627  Stachys albens M. B. Dunkle 1933-6-17 3610 Los Angeles San Antonio Canyon. San Gabriel Mountains Comment
  UCR136832  Stachys albens John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  SDSU12066  Stachys bullata Jennifer Swenson, David Shaari 1995-5-1 Los Angeles Off of Kanan-Dume Rd., past big curve, 3 miles south of Latigo Canyon Rd., gated dirt road on west side; 1/2 mile beyond gate on southwest side of road. (USGs 7/5' Pt. Dume Quadrangle). 419 Comment
  UCSB72623  Stachys bullata Soza, Valerie; Gross, LeRoy 2001-5-9 Los Angeles Transverse Ranges; Verdugo Mountains region: Southern San Rafael Hills: South of western end of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134 297 Comment
  LA82038  Stachys rigida var. rigida O. H. Kappler; 1943-4-28 374 Los Angeles Santa Monica Mountains, Sepulveda Canyon 152 Comment
  UCSB23655  Stanleya pinnata McPherson, James 1966-7-12 Los Angeles South side of Elizabeth Tabe Road, 2 miles east of its junction with Goode Hill Road, 7 miles west of Palmdale 914 Comment
  RSA0080648  Stellaria media R. G. Swinney 2010-8-9 13482 Los Angeles Big Santa Anita Canyon, Camp Sturtevant. 1049 Comment
  RSA3711  Stellaria media C. B. Wolf 1932-5-11 3558 Los Angeles Fourth O July Cove; Santa Catalina Island 30 Comment
  SBBG31038  Stellaria media R. F. Thorne 1966-4-28 Los Angeles Renton Mine Rd 213 Comment
  UCSB10322  Stellaria media Wedberg, H. 1957-3-16 Los Angeles Faculty Hill, UCLA Comment
  SD224918  Stellaria pallida Scott D. White 1996-3-2 3817 Los Angeles Geneva Ave.: N of San Jose, S of Arrow Hwy; W of Indian Hill, E of Towne. Comment
  UC830532  Stephanomeria diegensis Ira W. Clokey, B. Templeton June 1929 4581 Los Angeles Mandeville Canyon Santa Monica Mountains 350 Comment
  CDA8835  Stephanomeria diegensis D. Minnesang 1977-8-11 Los Angeles Los Angeles River at Florida Street, Long Beach. 0 Comment
  UCR193566  Stephanomeria exigua R. G. Swinney 1999-6-28 7434 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  RSA732846  Stephanomeria parryi R. G. Swinney 2001-5-18 7934 Los Angeles Mojave Desert: Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy. 138. 1284 Comment
  SBBG67910  Stephanomeria pauciflora R. Hoffmann 1927-8-31 Los Angeles Mint Cyn Comment
  POM6261  Stephanomeria pauciflora var. pauciflora I. M. Johnston 1917-7-28 1573 Los Angeles San Antonio Canyon, San Antonio Mtns. [County unspecified] 1677 Comment
  UCR126599  Stephanomeria virgata A. C. Sanders, Mark Elvin 2003-8-7 27153 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon 351 Comment
  CAS-BOT-BC375811  Stephanomeria virgata Philip A. Munz 1932-8-31 12819 Los Angeles At Playa del Rey Comment
  SD69780  Stipa lepida Robert F. Thorne 1966-4-7 35944 Los Angeles Santa Catalina Island: SSE-facing, Cherry Valley 60 Comment
  CATA1229  Stipa miliacea var. miliacea Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2295 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  CATA1419  Stipa miliacea var. miliacea Mark L. Hoefs, Steven A. Junak, Ralph Philbrick, Jennifer Stone 1996-2-12 2577 Los Angeles Santa Catalina Island: Little Harbor on slope above beach 15 Comment
  CATA726  Stipa miliacea var. miliacea Mark L. Hoefs 1991-5-18 1235 Los Angeles Santa Catalina Island: Middle Canyon 268 Comment
  SJSU12964  Stipa occidentalis var. occidentalis C. W. Sharsmith 1945-9-7 5458 Los Angeles summit of Mt Waterman, San Gabriel Mts 2225 Comment
  UC2030045  Stipa parishii Louis C. Wheeler 1970-7-26 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Summit Mt. hawkins. Comment
  SD186025  Stipa speciosa A. C. Sanders 2005-5-5 29873 Los Angeles Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon. 518 Comment
  CATA3435  Stipa tenuissima Julia Parish, Olivia Reda, Jaimie Choi 2017-6-7 027 Los Angeles Santa Catalina Island: Channel side; Balboa Yacht Club at White's Landing, between bathrooms and pavilion 17 Comment
  RSA187665  Stuckenia pectinata Robert F. Thorne 1966-9-16 36709 Los Angeles Near Hay Press Reservoir, Santa Catalina Island. 412 Comment
  OBI71044  Stutzia covillei Larry Kelly, David J. Keil 1988-4-16 39 Los Angeles Anteloope Valley, ca 2 mi W of hwy 14 along hwy 138 Comment
  SFV4884  Stylocline gnaphaloides M. H. Grayum 1971-5-3 s. n. Los Angeles Santa Monica Mountains Tapia Park. 152 Comment
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