Search Results — 2000 specimen records retrieved (1588 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
  RSA460953  Abronia pogonantha N. C. Cooper 1949-5-16 3656 Los Angeles Lancaster 718 Comment
  NY679483  Abronia umbellata L. T. Chamberlain 1899-1 s.n. Los Angeles Comment
  UCR258514  Acacia R. G. Swinney 2010-6-23 13313 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
  UCR199951  Acacia baileyana Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1146 Los Angeles Transverse Ranges: Verdugo Mountains, upper slopes of McDonald Creek 381 Comment
  RSA650009  Acer macrophyllum Peter Gail 1961-5-27 s.n. Los Angeles North side of canyon approx. 50 ft. off Angeles Crest Hwy, 3 miles N of Ranger Station. Comment
  SD215362  Acer macrophyllum Steve Boyd, Lauren Raz 1997-3-26 9378 Los Angeles Sierra Pelona Ridge, Willow Spring on the southern flank of Martindale Canyon near the northern end of Bouquet Canyon, south of the upper end of the reservoir along Forest Service Road 6N08. 1310 Comment
  SD255617  Acer macrophyllum Ian Cain, Natasha Bartely 2010-6-23 1536 Los Angeles Angeles National Forest, San Gabriel Mountains. Along Bear Creek east of Cogswell Dam. 562 Comment
  SEINET3195251 Image available Acer macrophyllum I. W. Clokey, E. G. Anderson 1935-5-9 6731 Los Angeles San Dimas Canyon Comment
  UCR223129  Achillea millefolium R. G. Swinney 2009-7-22 11345 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  OBI69322  Achillea millefolium John Knapp, Denise Knapp 2003-5-11 70 Los Angeles Catalina Island: 363562.47 x 3701217.74E 8 Comment
  CAS-BOT-BC211915  Achnatherum coronatum Timothy S. Ross; Steve Boyd 1994-5-10 7702 Los Angeles Vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132), ca 2920 m NNW of Warm Springs Mtn. Summit, Warm Springs Mountain 7.5' USGS Quadrangle, 890 Comment
  POM365954  Achnatherum hymenoides T. W. Minthorn 1925-5-30 s.n. Los Angeles Newhall Hills, Newhall. Near the hills to the west. Comment
  CAS-BOT-BC210902  Achnatherum parishii subsp. depauperatum Le Roy Abrams; E. A. McGregor 1908-7-3 623 Los Angeles Near Baldy Mountain, San Gabriel Mountains 2438 Comment
  UCSB69295  Achnatherum speciosum Gross, LeRoy 2005-4-28 Los Angeles Transverse Ranges; San Gabriel Mtns; ridgeline to Mt. Emma and canyon S of this ridge; W from Mt Emma; E of Mt. Emma Rd. 1412 Comment
  CAS-BOT-BC204765  Acmispon argophyllus var. argenteus Geo. B. Grant 1901-4-1 715 Los Angeles Avalon, Catalina Isl. Comment
  JEPS55404  Acmispon argophyllus var. argenteus F. M. Reed 1889-7-4 2837 Los Angeles Between Avalon and Sugar Loaf, Catalina Island. 15 Comment
Read comments
Oct 24 2009
  CHSC3728  Acmispon glaber Sue Boergadino 1966-5-10 Los Angeles San Raphael Mts. 213 Comment
  SBBG68161  Acmispon procumbens var. procumbens R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  CHSC60180  Acmispon strigosus L. M. Mayer 1974-4-5 122 Los Angeles On Big Tujunga Canyon Road, ca 1 mi ne of intersection with Mt. Gleason Blvd. Comment
  SBBG68097  Acmispon strigosus R. Hoffmann 1927-6-11 Los Angeles near Castaic Comment
  SD186204  Acmispon strigosus A. C. Sanders, Andy Thompson 2003-4-15 26014 Los Angeles Newhall Ranch, ca. 500 feet south of Magic Mountain theme park. 351 Comment
  CATA1852  Acmispon wrangelianus Denise Kraus, Patricia Moore 2000-5-15 33 Los Angeles Santa Catalina Island: Goat Harbor burn area, eastern firebreak road. Approximately 0.6 mile from Airport road (about halfway down to beach) 304 Comment
  CAS-BOT-BC29198  Acourtia microcephala Alice Eastwood 1919-7-4 9291 Los Angeles Santa Monica Canyon, Los Angeles Comment
  CAS-BOT-BC133173  Adenostoma fasciculatum LeRoy Abrams 1902-7-3 2649 Los Angeles Little Santa Anita Canyon Comment
  RSA0069831  Adenostoma fasciculatum R. G. Swinney 2010-5-19 12847 Los Angeles Horseshoe bend in Pacific Telephone Access Rd., 0.3 air miles NNE of Oracle Hill Summit, 2.1 air miles due east of Angeles Forest Hwy, 0.8 air miles due west of Mt. Emma Rd. 1207 Comment
  RSA390483  Adenostoma fasciculatum var. fasciculatum Louis C. Wheeler 1931-4-10 s.n. Los Angeles Pomona: Ganesha Heights. Comment
  RSA390491  Adenostoma fasciculatum var. fasciculatum M. B. Dunkle 1939-11-24 7347 Los Angeles San Clemente Island: Canyon head, Horse Canyon Comment
  RSA580982  Adenostoma fasciculatum var. fasciculatum Catherine A. Mish 1995-3-4 13 Los Angeles Santa Monica Mountains, Hollywood Reservoir. 250 Comment
  RSA650374  Adenostoma fasciculatum var. fasciculatum Eleanor McClung 1937-5-20 184 Los Angeles Griffith Park. Comment
  LA52132  Adenostoma sparsifolium K. Kneen; 1933-8-25 sn Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  RSA773809  Adiantum capillus-veneris R. G. Swinney 2009-6-12 11140 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River. 652 Comment
  UCR104160  Adiantum capillus-veneris Scott D. White 1997-5-21 5205 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, parallel to Hwy 39, along unnamed dirt access road to gauging station below Morris Dam 290 Comment
  UCR190779  Adiantum capillus-veneris R. G. Swinney 1998-8-6 6693 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River 1037 Comment
  UCR193685  Adiantum capillus-veneris R. G. Swinney, Dave 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
  CDA20327  Agave americana M. O'Brien 2005-3-25 s.n. Los Angeles El Matador State Beach. 0 Comment
  SEINET7247000 Image available Agave cantala H. S. Gentry 1977-1 23676 Los Angeles Huntington Botanical Gardens, San Marino. Block 20 Comment
  RSA602029  Ageratina adenophora Louis C. Wheeler 1964-3-18 8423 Los Angeles San Gabriel Mountians: About half way between Roberts Canyon and Fish Canyon. Comment
  UC1922314  Ageratina adenophora Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 815 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. Near 34deg 12' 47.7'' N 118deg 17' 27.1'' W T2N R14W NE/4, SE/4 sec. 36. Elev. 1800 Feet. Comment
  RSA798311  Agrostis exarata Jane Tirrell 2012-7-25 LS 0129 Los Angeles South side California State Route 2 approx. 1.25 mi. east of Islip Saddle between mile markers 66.43 and 66.82. 2235 Comment
  UCR197223  Agrostis pallens Valerie Soza, Ileene Anderson, LeRoy Gross 2000-6-6 985 Los Angeles Verdugo Mountains, southwest side, along Verdugo Mtwy, above Brace Canyon, west of junction with Stough Canyon Mtwy 610 Comment
  RSA682645  Ailanthus altissima LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1028 Los Angeles South side of mountains:Along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon. 262 Comment
  RSA287985  Alisma triviale Robert Holland 1981-5-20 1129 Los Angeles Madrona Marsh, Torrance Comment
Read comments
Dec 11 2009
  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
  RSA763251  Allium fimbriatum var. fimbriatum Justin M. Wood 2010-5-10 1639 Los Angeles Vicinity of Littlerock creek; just southwest of intersection of cheseboro rd. and Mt. Emma rd. 973 Comment
  SBBG127061  Allium fimbriatum var. fimbriatum A. Parikh, N. Gale 2011-6-11 3449 Los Angeles N of Aliso Cyn, 0.2 km W of Angeles Forest Hwy, 1 km N of Aliso Cyn Rd; San Gabriel Mtns 1186 Comment
  RSA550284  Allium fimbriatum var. fimbriatum Walter Wisura, G. Perez 1992-5-19 4778 Los Angeles 1 mi. W of Largo Vista Rd. Comment
  CAS-BOT-BC135897  Allium haematochiton Marcus E. Jones 1927-4-20 s.n. Los Angeles San Dimas Comment
  RSA367099  Allium haematochiton T. S. Clare 1929-3-17 s.n. Los Angeles Topanga Canyon. Comment
  RSA188703  Allium praecox Robert F. Thorne 1966-4-4 35773 Los Angeles Santa Catalina Island. Blue Cavern Point, NE of Isthmus Cove 30 Comment
  UC557647  Allium praecox Nell Murbarger May, 1936 227 Los Angeles w side of San Clemente Island San Clemente Island Comment
  RSA0098378  Allophyllum divaricatum R. G. Swinney 2011-6-6 14984 Los Angeles San Gabriel Mountains: Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA0115994  Allophyllum divaricatum R. G. Swinney 2010-8-11 13498 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  RSA724536  Allophyllum divaricatum K. Dobry 1991-6-24 d- 756 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  UC1595335  Allophyllum divaricatum Tim Ross and Orlando Mistretta 1992-7-24 6753 Los Angeles e. side Strawberry Peak (near divide between Colby & Wickiup Canyons, 120 degreess.e., 1065 meters distant from S.P. summit); San Gabriel Mts. 1560 Comment
  POM123334  Alnus rhombifolia Marcus E. Jones 1882-5-3 s.n. Los Angeles Pasadena. Comment
  UCR104745  Alnus rhombifolia David Charlton 1989-4-30 2999 Los Angeles San Gabriel Mtns., George's Gap, Angeles Crest Highway, approximately 10 miles north of the southern boundary of the Angeles National Forest, c. 1 mi. (airline) NW of Switzer Camp. 1159 Comment
  UCR258883  Alnus rhombifolia R. G. Swinney 2010-8-16 13523 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  UCR206476  Amaranthus A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36964 Los Angeles San Gabriel Valley, confluence of San Gabriel River and Walnut Creek, between El Monte and Baldwin Park, S of I-10 Fwy and north of Valley Blvd, W of I-605 Fwy, under SCE powerlines 88 Comment
  UCR124030  Amaranthus blitoides A. C. Sanders, Mark A. Elvin 2002-8-28 25597 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusement park 360 Comment
  RSA724045  Amaranthus blitum subsp. emarginatus R. E. Riefner 2007-8-3 7 -343 Los Angeles San Dimas, Puddingstone Reservoir, Bonelli Region County Park. 290 Comment
  RSA404562  Amaranthus retroflexus Edwin Kline 1924-6-8 s.n. Los Angeles Los Angeles. Comment
  SD220021  Amaryllis belladonna Steve Boyd, Valentin Arvizu and Rick Riefner 2006-9-21 11700 Los Angeles Verdugo Mountains region; side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway on north side of the highway. 427 Comment
  RSA155824  Amblyopappus pusillus Peter H. Raven 1962-5-22 17837 Los Angeles Santa Catalina Island, slope E of Little Harbor 46 Comment
  SBBG107231  Amblyopappus pusillus J. Rebman, J. Dunn 1996-4-29 Los Angeles Eel Cove and Eel Cove Cyn 6 Comment
  SEINET4001595 Image available Amblyopappus pusillus M. B. Dunkle 1939-1 7268 Los Angeles China Point, San Clemente Island. Comment
  UCR68917  Amblyopappus pusillus Steve Boyd, T. Ross, et al 1990-4-7 4221 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  SD108975  Ambrosia acanthicarpa James Henrickson 1972-11-2 8089 Los Angeles 4 miles north of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Road. 370 Comment
  RSA416895  Ambrosia acanthicarpa Robert Gustafson 1980-9-16 1897 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA5214  Ambrosia acanthicarpa C. B. Wolf 1932-9-13 4069 Los Angeles Bryant Ranch near middle of S boundary of SE 1/4 sect 27. 5 Comment
  SD237297  Ambrosia confertiflora Kelly Volansky 2006-2-17 Los Angeles San Gabriel Valley: Montebello Hills, east of Montebello Blvd. near the Paramont Blvd. exit from Hwy 60. 113 Comment
  UCR206168  Ambrosia confertiflora A. C. Sanders, T. B. Salvato 2009-5-29 37040 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  CATA3169  Ambrosia psilostachya Amy Catalano 2016-8-25 150 Los Angeles Santa Catalina Island: Junction of Middle Ranch Road and Airport Road 415 Comment
  UC1925831  Amelanchier utahensis Larry Kelly and Dave Keil 1989-4-21 354 Los Angeles Along Big Pine Highway Comment
  RSA415274  Amorpha californica H. L. Bauer 1932-4-25 15361 Los Angeles Near Topango [Topanga] P.O. Comment
Read comments
May 29 2014
  RSA415281  Amorpha californica Anstruther Davidson 1890-06 s.n. Los Angeles Glendale. Comment
  JEPS20068  Amorpha californica var. californica Dr. R. J. Dobbs 1927-6-22 7683 Los Angeles near Waterman's; San Gabriel Mts., Arroyo Seco 1005 Comment
  RSA499941  Amsinckia intermedia F. R. Fosberg 1931-4-15 s 4642 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  SBBG79024  Amsinckia intermedia F. R. Fosberg 1931-3-19 T 237 Los Angeles Hamilton Cyn near Avalon 40 Comment
  SD112021  Amsinckia intermedia Linda Allen, Betsy Carpenter 1975-3-20 Los Angeles Santa Catalina Island, mid-Avalon Canyon-Hour Trail Comment
  UCR152883  Amsinckia intermedia A. C. Sanders, Helen Kennedy 2005-4-13 29441 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA0079967  Amsinckia intermedia P. H. Raven 1962-4-11 17261 Los Angeles San Clemente Island: sandy beach due west of Wall 2. 9 Comment
  RSA799973  Amsinckia menziesii Pam De Vries 2013-4-3 7827 Los Angeles Tehachapi Muntains/Western Transverse Range (Gorman Hills). About 0.5 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1032 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
  RSA0108838  Amsinckia tessellata R. G. Swinney 2010-5-21 12883 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
  UC61147  Amsinckia tessellata var. tessellata Jos. Burtt Davy 1896-5-20 8601 Los Angeles Leonis Valley Comment
Read comments
Aug 2 2007
  UCR93293  Amsinckia tessellata var. tessellata T. S. Ross, Steve Boyd 1994-5-4 7649 Los Angeles San Gabriel Mtns., Grass Mountain, slope c. 70 m ENE of summit 1392 Comment
  RSA0091449  Amsinckia tessellata var. tessellata Tim Ross 1991-4-28 4771 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 927 Comment
  POM3618  Anagallis arvensis C. N. Carter 1909-5-11 s.n. Los Angeles [No location data on label] Comment
  POM220648  Angelica tomentosa L. C. Wheeler 1932-7-2 906 Los Angeles Browns Flat, San Gabriel Mts. 1310 Comment
  UC1122901  Angelica tomentosa Jerome S. Horton 1936-8-12 375 Los Angeles San Dimas Experimental Forest, Brown's Flat Brown's Flat; San Dimas Experimental Forest, Brown's Flat 1310 Comment
  UCR129829  Angelica tomentosa L. C. Wheeler 1932-7-2 906 Los Angeles San Gabriel Mtns., Brown's Flat 1311 Comment
  RSA587353  Anisocoma acaulis Orlando Mistretta 1992-5-4 234 Los Angeles Little Rock Creek, Alimony Ridge 1463 Comment
  UC63093  Anisocoma acaulis H. M. Hall 1902-4-30 3023 Los Angeles near, s side Mohave Desert Mescal Creek; Mohave Desert 1371 Comment
  UCD97917  Anredera cordifolia Peter Shamble 1964-12-18 s.n. Los Angeles Excel Lawn Service, 3440 N. Magnum St., Baldwin Park. Comment
  RSA12418  Anthemis cotula C. B. Wolf 1934-4-11 5630 Los Angeles Bryant Ranch, east of Long Beach, 250 ft. northeast of junction of Hathaway, Los Altos and 8th Streets. 15 Comment
  UCR213788  Anthriscus caucalis Scott D. White, Justin M. Wood, Jamie Miner 2009-5-12 12697 Los Angeles San Gabriel Mountains, Millard Canyon, north of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lower Fire Road 707 Comment
  RSA656189  Anthriscus caucalis Joseph M. Keefe 1978-4-28 22835 Los Angeles Verdugo Mountains; Henderson Canyon, Mesa Lila Fire Road, 1 Km west of El Lado Road, under Edison Power Line, La Crescenta. 488 Comment
  RSA598378  Antirrhinum coulterianum Louis C. Wheeler 1967-5-24 9761 Los Angeles Indian Canyon, near mouth 701 Comment
  UCR261553  Antirrhinum coulterianum R. G. Swinney 2010-6-29 13372 B Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake 308 Comment
  POM199745  Antirrhinum kelloggii I. W. Clokey, Bonnie C. Templeton 1929-03 4487 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  UCR281330  Antirrhinum kelloggii R. G. Swinney 2014-5-19 16552 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
  JEPS83291  Antirrhinum multiflorum David M. Thompson 1983-8-1 382 Los Angeles vicinity Red Box Gap and Red Box Gap Ranger Station (about 0.1 mi w on Hwy 2 (Angeles Crest Hwy) from its junction with road to Mt. Wilson Observatory, Chilao Flat Quad. (7.5', 1959)); Angeles National Forest, San Gabriel Mts. 1432 Comment
  UCR78153  Antirrhinum multiflorum Wandalee Thompson 1964-7-8 59 Los Angeles Transverse Range; Liebre Mtns., Pine Canyon Road, N-2, c. 7 mi. west of Lake Elizabeth 1128 Comment
  UC57000  Antirrhinum nuttallianum subsp. nuttallianum Ernest Braunton Jun 1902 435 Los Angeles Ballona Comment
  POM158306  Antirrhinum nuttallianum subsp. subsessile M. B. Dunkle 1928-4-29 1903 Los Angeles Little Harbor, Santa Catalina Island. 9 Comment
  JEPS24109  Antirrhinum nuttallianum subsp. subsessile Henry J. Thompson 1959-5-24 2010 Los Angeles 1.9 mi n Coast Highway, Tuna Canyon; Santa Monica Mountains, Tuna Canyon 335 Comment
  CATA2014  Apiastrum angustifolium Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-4 Los Angeles Santa Catalina Island: Little Ripper's Canyon, just inland from beach 9 Comment
  SFV22017  Apiastrum angustifolium V. Soza, L. Gross, A. Munoz 2000-5-12 897 Los Angeles Verdugo Mountains Northwestern end of Verdugo Mountains. Crestline Drive from New Home Avenue in Sunland. Ridge east of 210 Freeway and west of fire road, south (above) water tank. Northeast-facing slope of ridgetop. 488 Comment
  UCR158845  Apium graveolens Scott D. White 1994-7-14 2253 Los Angeles Transverse Ranges; San Gabriel Mountains, San Dimas Canyon; along San Dimas Canyon Road 396 Comment
  RSA0106571  Apocynum cannabinum R. G. Swinney 2011-6-23 15304 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center. 1582 Comment
  SBBG31021  Aptenia cordifolia R. F. Thorne 1966-9-16 36726 Los Angeles Avalon 12 Comment
  UCR277012  Aquilegia formosa R. G. Swinney 2010-9-30 13902 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  SBBG125467  Arabis eschscholtziana A. Parikh, N. Gale 2010-6-18 3335 Los Angeles upper Big Tujunga Cyn, 1.2 km N of St Hwy 2, 0.4 km W of Upper Big Tujunga Cyn Rd, San Gabriel Mtns 1220 Comment
  CDA24649  Arabis glabra var. furcatipilis T. C. Fuller, T. Suzuki 1958-5-5 Los Angeles Highland Drive, Flintridge. 0 Comment
  RSA733181  Aralia californica R. G. Swinney 1998-8-21 6784 Los Angeles Cow Canyon, c. 0.5 air mi. due west of Cow Canyon Saddle. 1073 Comment
  SEINET10532874  Araucaria excelsa David B. Dunn 1939-10-25 Dunn UMO 46540 Los Angeles Cultivated plant collected along Orange Dr., Pasadena, California. 274 Comment
  CAS-BOT-BC128635  Arbutus menziesii A. Davison 1893-7-21 s.n. Los Angeles Wilson's Peak Trail Comment
  UCR182760  Arceuthobium campylopodum R. G. Swinney 1997-8-6 5758 Los Angeles San Gabriel Mtns, Table Mountain area, Jesus Canyon west of road 4N47, NW of Wrightwood 1927 Comment
  UC1120282  Arctostaphylos H. A. Jensen 1933-3-20 271 Los Angeles slope above Cattle Canyon; Angeles National Forest, Cucamonga Quadrangle 1280 Comment
  SD108855  Arctostaphylos catalinae James Henrickson Jan 1973 8106 Los Angeles Santa Catalina Island; 2.0 miles westnorthwest of Avalon near north end of Grand Canyon. Comment
  RSA626756  Arctostaphylos glandulosa Jon E. Keeley 1978-6-13 7180 Los Angeles Road to Mt. Gleason, about 8 km from Mill Creek Summit. 1830 Comment
  RSA631214  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 21985 Los Angeles Liebre Mountains, 1.5 km east of Bear Campground. 1700 Comment
  RSA631305  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 21986 Los Angeles Liebre Mountains, 3.5 km east of Bear Campground. 1675 Comment
  RSA635137  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley, Allen Massihi 1992-8-20 20289 Los Angeles Road to Mt. Gleason, 200 m west of Mill Creek Summit. 1490 Comment
  RSA626809  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley 1992-10-15 22091 Los Angeles S-facing slopes at end of Hwy 39, NW of Crystal Lk. 1720 Comment
  RSA629086  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20348 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  RSA626701  Arctostaphylos glandulosa subsp. glandulosa Jon E. Keeley, Melanie Baer Keeley 1992-10-15 22114 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  RSA631300  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley 1992-10-11 21988 Los Angeles Liebre Mountains, 3.5 km east of Bear Campground. 1675 Comment
  RSA0092470  Arctostaphylos glauca R. G. Swinney 2011-10-27 15912 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 649 Comment
  RSA631476  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16031 Los Angeles Ridge Route, 18 km south of Liebre Gulch turnoff. 900 Comment
  RSA631510  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16053 Los Angeles Ridge Route, 1 km south of Liebre Gulch turnoff. 1000 Comment
  RSA631687  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-10-11 22066 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA634354  Arctostaphylos parryana subsp. parryana Jon E. Keeley, Allen Massihi 1992-8-21 20626 Los Angeles Angeles Crest Highway, 1.7 km north of Sulphur Springs Road, San Gabriel Mountains. 1890 Comment
  RSA634742  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20606 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.7 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1680 Comment
  RSA634900  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20309 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  RSA634905  Arctostaphylos parryana subsp. tumescens Jon E. Keeley 1986-9-15 11104 Los Angeles 1 mile north of Mill Creek Summit, Angeles Forest Hwy. Comment
  RSA635111  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20414 Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  RSA729541  Arctostaphylos patula R. G. Swinney 1998-6-16 6991 Los Angeles San Gabriel Mtns; summit of Lookout (Antonio) Mountain. 2070 Comment
  SD232673  Arctostaphylos pungens Scott D. White, Justin M. Wood 2009-5-6 12684 Los Angeles San Gabriel Mountains: San Gabriel River - West Fork, large fill slope on the S side of Cogswell Reservoir. 242 Comment
  RSA423566  Arenaria macradenia var. arcuifolia Cameron Blake, Jane Turner, Francis M. Ball 1962-6-2 973 Los Angeles ca. 5 mi. NW of Big Pines on road to Valyermo 1768 Comment
  UCR101512  Arenaria macradenia var. kuschei Steve Boyd, T. S. Ross, Laura A. Moore, Valerie Soza 1997-7-8 10012 Los Angeles San Gabriel Mtns., Upper N flank of Liebre Mountain at head of Tenrock Canyon along dirt track near FS wildlife drinker site 1585 Comment
  UCR193141  Arenaria nuttallii subsp. gracilis R. G. Swinney 1999-8-9 7607 Los Angeles San Gabriel Mtns., east end of Big Horn Ridge, c. 0.5 mi SW of West Baldy peak of Mt. San Antonio 2805 Comment
  CAS-BOT-BC102141  Arida carnosa Ralph Hoffmann 1931-9-28 s.n. Los Angeles Lancaster Comment
  RSA417239  Artemisia californica F. R. Fosberg 1931-1-7 7115 Los Angeles Mouth of little Santa Anita Canyon, Sierra Madre. 300 Comment
  SD41460  Artemisia californica Edith A. Purer 1931-12-1 2389 Los Angeles El Segundo, west of road Comment
  UC64863  Artemisia californica N. K. Berg 1904-3-7 Los Angeles Santa Monica Comment
  LA94393  Artemisia douglasiana A. M. Johnson; 1927-11-11 59 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  SBBG12859  Artemisia douglasiana E. R. Blakley 1962-10-5 5446 Los Angeles Cottonwood Cyn, 0.25 mi upstream from ocean 30 Comment
  SBBG31061  Artemisia douglasiana R. F. Thorne 1966-9-14 36631 Los Angeles Middle Ranch, Middle Ranch Cyn 198 Comment
  UC1119569  Artemisia douglasiana F. H. Raymond 1930-1-13 32 Los Angeles head of Puerco Canyon; Calabasas Quadrangle 243 Comment
  UC149246  Artemisia douglasiana LeRoy Abrams 1902-8-16 2955 Los Angeles near Mesmer Comment
  UCR261767  Artemisia douglasiana R. G. Swinney 2010-9-13 13822 Los Angeles San Gabriel Mountains, c. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek 1244 Comment
  SEINET11837819  Artemisia douglasiana C. V. Braun 1975-1 142 Los Angeles 1.4 mi NNW of Drinkwater Reservoir, San Francisquito Canyon Comment
  CAS-BOT-BC93870  Artemisia dracunculus Peter H. Raven 1957-9-21 11318 Los Angeles Hill at n.w. end of U.C.L.A. campus, Los Angeles Comment
  UCR210096  Artemisia dracunculus R. G. Swinney 2008-10-16 9614 Los Angeles San Gabriel Mtns., Big Pine Meadow 2061 Comment
  RSA3233  Artemisia dracunculus C. B. Wolf 1931-7-2 2266 Los Angeles Little Tujunga Wash 1/2 mile above the bridge on the road from Sunland to San Fernando. 335 Comment
  CAS-BOT-BC93764  Artemisia ludoviciana subsp. albula Tim Ross 1990-8-17 3167 Los Angeles San Gabriel Mtns.: S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine. 2121 Comment
  POM290504  Artemisia tridentata subsp. tridentata Lyman Benson 1949-11-7 14279 Los Angeles Jackson Lake northeast of Big Pine. San Gabriel Mt. Ranges. 1981 Comment
  RSA478867  Arthrocnemum subterminale F. R. Fosberg 1931-5-17 S 4888 Los Angeles Little Harbor, Santa Catalina Island Comment
  RSA591525  Arundo donax L. C. Wheeler 1931-9-12 142 Los Angeles Eagle Rock 243 Comment
  UCR47378  Asclepias californica David Charlton 1986-6-15 263 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  SEINET10580749  Asclepias californica subsp. californica Adolph D. E. Elmer Elmer 3722 Los Angeles Acton 825 Comment
  POM3355  Asclepias eriocarpa E. L. Brown 1893-06 s.n. Los Angeles Open fields, Pasadena Comment
  RSA716478  Asclepias erosa Scott D. White, Andrea Warniment 2006-7-7 11600 Los Angeles Gorman area, west of the I-5 Freeway at SR-138 interchange. SE Tehachapi Mts. 1006 Comment
  SEINET11262207  Asclepias fascicularis Timothy S. Ross, Steve Boyd 1994-7-7 8158 Los Angeles Upper Cienaga Canyon. South base of Liebre Mountain, just on the N side of the 'Kelly Ranch' inholding (USFS map, 1958; 'Knapp Ranch', Angeles Nat'l Forest map, 1982). Liebre Mountain 7.5' USGS Quadrangle.; 0 1000 Comment
  RSA69908  Asclepias fascicularis F. W. Peirson 1918-8-16 149 Los Angeles San Gabriel Mtns: Camp Baldy. 1371 Comment
  POM181465  Asclepias speciosa H. F. Copeland 1927-7-18 s.n. Los Angeles Campus of the University of California. Comment
  RSA233557  Asclepias vestita R. F. Thorne, C. W. Tilforth, et al. 1972-6-29 42100 Los Angeles 2.0 mi SE of Valyermo on road to Jackson Lake 1433 Comment
  RSA0104714  Asclepias vestita subsp. vestita Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -85 Los Angeles Bob's Gap. At the south edge of Bob's Gap. 1444 Comment
  UCR84482  Asparagus asparagoides T. S. Ross 1993-4-23 6928 Los Angeles Santa Catalina Island, SW part of the island in Middle Canyon; along Middle Canyon Road where it crosses over a northerly tributary 235 m NW of Thompson Dam 181 Comment
  RSA226250  Aspidotis californica Gary D. Cromwell, David W. Wheat 1971-4-30 600 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains 2 miles NE of Glendora. 457 Comment
  UC62727  Aspidotis californica Geo. B. Grant 1901-1 248 Los Angeles Santa Monica Range Comment
  RSA0011733  Asplenium vespertinum Robert Kessler 1927-1 25 Los Angeles San Gabriel Mountains. 762 Comment
  POM187688  Aster subulatus var. ligulatus Joseph A. Ewan 1931-10-24 5263 Los Angeles N shore Malibu Lake. Comment
  RSA594407  Aster subulatus var. ligulatus Steve Boyd, Lauren Raz 1996-10-14 9085 Los Angeles Liebre Mountains region, southwest end of Quail Lake, in seasonally flooded depression on south side of Highway 138. 1021 Comment
  UCR99512  Aster subulatus var. ligulatus Steve Boyd, Lauren Raz 1996-10-14 9085 Los Angeles Liebre Mtns., SW end of Quail Lake, in seasonally flooded depression on south side of Hwy 138. 1021 Comment
  RSA5896  Aster subulatus var. ligulatus C. B. Wolf 1932-9-16 4118 Los Angeles Bryant Ranch: west side of San Gabriel River Flood Control, S of 7th Street (Long Beach) 3 Comment
  RSA737562  Astragalus brauntonii Sandra Leatherman 1999-6-18 77 Los Angeles Transverse Ranges, Santa Susana Mtns region, Dayton Canyon 341 Comment
  UCR95191  Astragalus coccineus Michael C. Long 1974-4-21 s.n. Los Angeles San Gabriel Mtns., Holcomb Creek, 0.25 mi. south of Big Rock Creek. 1189 Comment
  POM9689  Astragalus didymocarpus var. dispermus F. W. Peirson 1919-5-11 398 Los Angeles Arraster [Arrastre] Creek, north slope of San Gabriel Mts. 853 Comment
  UCR205247  Astragalus douglasii R. G. Swinney 2005-8-15 8475 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, near headquarters 1463 Comment
  SEINET12159941  Astragalus leucolobus J. F. Right, Wyman, C. 1933-1 8331 Los Angeles Antelope Valley Comment
  RSA415608  Astragalus miguelensis F. H. Elmore 1939-11-23 s.n. Los Angeles Northwest harbor of San Clemente Island Comment
  RSA515093  Astragalus nevinii Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-29 802 -1 Los Angeles San Clemente Island: 3 miles west of Wilson Cove 121 Comment
  SD86319  Astragalus nevinii R. Mitchel Beauchamp, M. Douglas 1972-3-24 3207 Los Angeles San Clemente Island, in stabilized sandy areas 24 Comment
  SDSU7616  Astragalus nevinii M. R. Beauchamp 1967-1-28 150 Los Angeles San Clemente Island Comment
  RSA415634  Astragalus pachypus var. pachypus Robert Gustafson 1978-6-1 997 Los Angeles Ca. 0.5 mile east off main dirt road running through Hungry Valley, summit of hills overlooking upper Freeman Canyon, ca. 1 mile S of Gorman. 1311 Comment
  RSA674751  Astragalus purshii Scott D. White, Sandy Leatherman 2001-7-25 8728 Los Angeles San Gabriel Mts: Hawthorne Youth Camp. About 6 miles W of Wrightwood, just N of Big Pines Hwy, near Jackson Lake. 1860 Comment
  SEINET3127353  Astragalus pycnostachyus var. lanosissimus G. B. Grant 1904-7-8 77 -6317 Los Angeles Cienega Comment
  CAS-BOT-BC194002  Astragalus trichopodus var. lonchus Grant 1900-3-28 2361 Los Angeles Avalon, Sta. Catalina Is. Comment
  LA200435  Astragalus trichopodus var. lonchus Carl Epling; 1931-5-2 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SD125943  Astragalus trichopodus var. lonchus Lyman Benson, Robert Benson and Joseph Lanjoiw 1953-5-2 15111 Los Angeles Santa Catalina Island, White's Landing, Island Relic Flora, Pacific Ocean Drainage 14 Comment
  RSA149790  Astragalus trichopodus var. phoxus Wesley O. Griesel 1961-4-22 s.n. Los Angeles Sand Canyon, San gabriel mtns., near Newhall. 457 Comment
  RSA415416  Astragalus trichopodus var. phoxus N. C. Cooper 1945-5-1 2213 Los Angeles Tapia Park area, Santa Monica Mountains. 305 Comment
  RSA415704  Astragalus trichopodus var. phoxus H. L. Bauer 1933-1 17524 Los Angeles Near Girard. 457 Comment
  UCR239612  Astragalus trichopodus var. phoxus Dan S. Cooper 2012-6-15 612- 48 Los Angeles Western Transverse Range; Santa Monica Mountains, Sherman Oaks, Deervale-Stone Canyon Park 363 Comment
  CAS-BOT-BC200832  Astragalus trichopodus var. trichopodus Robert F. Thorne; P. Everett 1965-6-22 34872 Los Angeles Santa Catalina Island: along lower road to Pebble Beach ca. .5 mile from Avalon 7 Comment
  RSA611657  Athysanus pusillus Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10087 Los Angeles Liebre Mountains region: Anaverde Valley at north base of Sierra Pelona. 976 Comment
  UCR164072  Atriplex amnicola Carl Wishner, A. Gale 2005-8-12 2005/08/12.1- 39 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu Lagoon State Beach 3 Comment
  SEINET3929858  Atriplex amnicola Howard C. Stutz 1991-4-16 95464 Los Angeles Malibu Lagoon. (Cross Creek).; 0 Comment
  SEINET3930294  Atriplex californica F. R. Fosberg 1931-4-29 S 4710 Los Angeles Located at the mouth of Cottonwood Canyon, Santa Catalina Island.; 0 5 Comment
  RSA771647  Atriplex canescens R. G. Swinney 2009-5-13 10798 Los Angeles Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  CDA23249  Atriplex canescens subsp. canescens L. C. Wheeler 1956-9-15 7240 Los Angeles San Gabriel Mountians; Caldwell Lake. 0 Comment
  RSA599744  Atriplex canescens subsp. canescens L. C. Wheeler 1967-11-18 s.n. Los Angeles San Gabriel Mountains : Kentucky Springs. 1082 Comment
  CAS-BOT-BC170014  Atriplex confertifolia Ernest C. Twisselmann 1970-9-8 17490 Los Angeles Antelope Valley, Highway 14 at Avenue B - Mojave Desert 731 Comment
  UCR94693  Atriplex confertifolia A. C. Sanders, E. J. Lott 1993-5-6 13957 Los Angeles Western Mojave Desert, 13 miles north of Palmdale, Sierra Hwy at Ave 'F 701 Comment
  UC1234618  Atriplex coulteri Peter H. Raven 1962-5-8 17589 Los Angeles slopes above Seal Cove (San Clemente Island); , above Seal Cove 38 Comment
  UC444326  Atriplex lentiformis subsp. lentiformis S. B. Parish and W. F. Parish Oct 1881 1126 Los Angeles Santa Monica Comment
  CATA856  Atriplex leucophylla Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1665 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  POM158313  Atriplex leucophylla M. B. Dunkle 1928-4-29 1893 Los Angeles Little Harbor. 5 Comment
  RSA478309  Atriplex leucophylla M. B. Dunkle 1928-4-11 1852 Los Angeles Isthmus, Santa Catalina Island. Comment
  RSA706655  Atriplex micrantha A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25491 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley. 300 Comment
  CAS-BOT-BC180949  Atriplex nummularia Carl B. Wolf 1931-12-30 2637 Los Angeles Playa del Rey 30 Comment
  UCR24119  Atriplex nummularia John C. Roos 1937-9-2 2555 Los Angeles Playa del Rey Comment
  SBBG105331  Atriplex pacifica H. L. Ferguson 1981-4-10 221 Los Angeles just S of Eel Pt on first exposed terrace 3 Comment
  UCR95365  Atriplex polycarpa Steve Boyd, Lauren Raz 1996-10-8 9020 Los Angeles Liebre Mountains, Bouquet Canyon, south of Vazquez Canyon and NW of Cruzan Mesa, along Vazquez Canyon Road, c. 0.9 mi east of jct with Bouquet Canyon Road 524 Comment
  RSA187653  Atriplex prostrata R. F. Thorne 1966-9-14 s.n. Los Angeles Santa Catalina Island, Little Harbor 5 Comment
  POM660  Atriplex rosea Anstruther Davidson 1917-10 s.n. Los Angeles Streets. Comment
  RSA535296  Atriplex semibaccata T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5344 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA453958  Atriplex semibaccata Gertrude Dunn 1930-10-9 s.n. Los Angeles Huntington Beach, 1/2 mile east of beach Comment
  SD8053  Atriplex serenana J. C. Nevin 1885-1 1885 Los Angeles Los Angeles Comment
  UC557819  Atriplex watsonii Nell Murbarger May, 1936 220 Los Angeles n end San Clemente Island; n end San Clemente Island 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
  RSA657023  Avena fatua Joseph M. Keefe 2001-1-19 30890 Los Angeles on north side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, California 90042. 262 Comment
  SFV20999  Avena fatua L. Gross 2003-3-23 815 Los Angeles San Fernando Valley Sunland, Sunhill Estates housing tract on south bluff overlooking Big Tujunga Wash. 335 Comment
  UCR186899  Avena fatua A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32045 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  POM49280  Baccharis salicifolia L. W. Nuttall 1920-5-18 s.n. Los Angeles Santa Catalina Island. Big Wash Canyon. Comment
  RSA178082  Baccharis salicifolia R. F. Thorne, J. Henrickson 1963-5-5 32312 Los Angeles Upper part of Cobal Canyon, foothills of San Gabriel Mts., ca. 4 miles N of Claremont. 518 Comment
  RSA608485  Baccharis salicifolia L. C. Wheeler 1961-6-13 7876 Los Angeles Pacoima Canyon near Dutch Louie Camp 716 Comment
  RSA739765  Baccharis salicifolia John Dittes, R. A. Dittes 2006-10-30 1419 Los Angeles El Encino Land Grand, S Coast Sub-region, San Fernando Valley, Sepulveda Dam Flood Control Basin, 2.2 air miles SW of Van Nuys Civic Center, 0.9 air mile S of Victory Blvd, 0.9 air mile W of the San Diego Freeway 405,, 0.6 air mile N of the Ventura Freeway 101, next to Apollo field Model Airport. 207 Comment
  UCR259100  Baccharis salicifolia Mitch Provance, Callen Huff 2009-4-29 10687 Los Angeles Tehachapi Mountains, Tejon Ranch, south of Lebec, lower slopes above Interstate 5, about 0.7 miles east of Gorman; site PO1088/1090 1230 Comment
  UC1483353  Baccharis salicifolia subsp. salicifolia Robert F. Thorne and D. Propst 1974-9-12 45097 Los Angeles Thompson Reservoir Santa Catalina Island 213 Comment
  UCD129482  Baccharis salicifolia subsp. salicifolia Peter H. Raven 1959-2-15 13921 Los Angeles Santa Monica Mountains. Beverly Glen Boulevard 2.6 miles north of Sunset Boulevard. 213 Comment
  HSC24485  Barbarea orthoceras R. F. Thorne, M. Z. Thorne 1969-7-9 38565 Los Angeles San Gabriel Mtns., Angeles National Forest, upper part of meadow at Big Pines 2088 Comment
  RSA248857  Bassia hyssopifolia R. F. Thorne 1973-4-12 42980 Los Angeles San Clemente Island, just SE of Airfield Operations. 61 Comment
  RSA435911  Berberis nevinii Luellapearl Hammer 1929-04 s.n. Los Angeles Sandy slope, Arroyo Seco Comment
  UC159222  Bergia texana Theodore W. Minthorn 1910-10-22 8 Los Angeles 5 miles East of Los Angeles Comment
  RSA451986  Berula erecta L. C. Wheeler 1931-8-22 12 Los Angeles Puddingstone Lake. 259 Comment
  POM156195  Beta vulgaris L. R. Abrams 1902-6-12 2533 Los Angeles Ballona Creek, near Mesmer. Comment
  POM4981  Bidens frondosa Anstruther Davidson 1917-9-15 s.n. Los Angeles Alvarado St. Comment
  RSA609132  Bidens pilosa L. C. Wheeler 1931-5-3 s.n. Los Angeles San Dimas Canyon, San Gabriel Mts. Comment
  UC30571  Bidens pilosa H. P. Chandler 1897-1-1 Los Angeles Claremont foothills Claremont 701 Comment
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Jul 21 2010
  UC1375444  Bloomeria crocea Gary D. Cromwell and David W. Wheat 1971-5-14 631 Los Angeles Mystic Canyon San Gabriel Mts., Angeles National Forest (se-facing slope w of canyon mouth, 2 mi ne of Glendora) 411 Comment
  UCSB30583  Bloomeria crocea Patterson, R. 1976-5-21 Los Angeles End of San Martinez Canyon Road, near Ventura County Line 500 Comment
  RSA367303  Bloomeria crocea var. crocea Gus Glueckert 1937-5-3 s.n. Los Angeles Culver City Comment
  POM95903  Boechera californica Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canyon Comment
  CATA1364  Bolboschoenus maritimus subsp. paludosus Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-26 2483 Los Angeles Santa Catalina Island: Little Harbor 3 Comment
  CAS-BOT-BC145851  Bothriochloa laguroides subsp. torreyana A. J. McClatchie 1893-9-14 474 Los Angeles Catalina. Comment
  POM3262  Bowlesia incana P. A. Munz 1918-4-5 2016 Los Angeles Pomona. Comment
  RSA703254  Boykinia rotundifolia Naomi Fraga, LeRoy Gross, Sarah J. Parker, Paul Morton 2004-6-3 1239 Los Angeles South fork of Cascade Canyon. 1372 Comment
  UCR256620  Boykinia rotundifolia Anuja Parikh, Nathan Gale 2011-7-15 3560 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 3.5 km west of State Hwy 39, San Gabriel Canyon Road 568 Comment
  CAS-BOT-BC145700  Brachypodium distachyon Peter H. Raven 1962-5-22 17825 Los Angeles Santa Catalina Island. Above Emerald Bay. 121 Comment
  CATA394  Brachypodium distachyon Mark L. Hoefs, A. Douglas Propst 1974-5-10 463 Los Angeles Santa Catalina Island: Lower Fern Canyon 213 Comment
  UCR150033  Brassica fruticulosa Scott D. White 2001-2-4 8155 Los Angeles San Gabriel Mtns, Cismontane foothills; Evey Canyon, a tributary to San Antonio Canyon just above San Antonio Flood Control Dam 854 Comment
  CAS-BOT-BC168645  Brassica nigra Jennifer H. Jones 2006-5-27 339 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns.: South Hills Park Glendora. E of Grand Avenue and S of Alosta Avenue 244 Comment
  RSA0066341  Brassica nigra Valerie L. Soza, LeRoy Gross 2000-5-25 964 Los Angeles San Gabriel Mountains, south side: North of fire road between Ebey and Doane canyons, south of Goldenrod Spring, above Sunland. 548 Comment
  LA25915  Brassica nigra Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  UCR153948  Brassica tournefortii A. C. Sanders 2005-5-11 30203 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  LA200911  Brassica tournefortii Carl Wishner; 2000-5-2 3631 Los Angeles Santa Monica Mountains, Marie Canyon, Pepperdine University, along Huntsinger Dr, near equestrian facility W of canyon 45 Comment
  CAS-BOT-BC100416  Brickellia californica Frank W. Peirson 1922-9-14 4732 Los Angeles Cascade [Canon] Canyon, San Antonio Region 1402 Comment
  JEPS30437  Brickellia californica Peter H. Raven and Henry J. Thompson 1959-10-31 14725 Los Angeles Roadside banks in coastal sage, Manderville Canyon 5.8 mi N of Sunset Boulevard, Santa Monica Mountains. 365 Comment
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May 9 2014
  CHSC34437  Brickellia nevinii James Henrickson 1972-11-2 8103 Los Angeles 8 mi NW of Newhall, NW of jct. of Hwy 5 and Hasley Cyn. Rd. 365 Comment
  RSA0110563  Brodiaea jolonensis Steven A. Junak, Mark Hoefs, Keri Kirkland, Janet Takara 1998-5-1 SCa- 598 Los Angeles Santa Catalina Island. N of Airport Road, at S end of Whitley's Peak ridge. 417 Comment
  UCR187063  Bromus arenarius A. C. Sanders 2006-5-16 32364 Los Angeles Transverse Range; Liebre Mtns. Region, south of Hwy 138, 1.5 mi. ESE of Quail Lake in the San Andreas Rift Zone, NE of the Old Ridge Route 1037 Comment
  RSA188109  Bromus arizonicus R. F. Thorne 1966-4-4 35789 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  RSA712916  Bromus carinatus A. C. Sanders, Mark A. Elvin 2003-4-16 26044 Los Angeles Santa Clara River watershed: Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi south of of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank. 305 Comment
  RSA773617  Bromus carinatus R. G. Swinney 2009-6-24 11236 Los Angeles summit of Granite Mountain 1988 Comment
  SBBG52672  Bromus carinatus F. R. Fosberg 1931-4-3 4484 Los Angeles Pebbly Beach, just above beach near rock crusher in dust and silt from crusher Comment
  RSA641441  Bromus carinatus var. carinatus L. C. Wheeler 1967-7-15 10048 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  UCR197136  Bromus catharticus LeRoy Gross 2007-5-2 2664 Los Angeles Transverse Range; Verdugo Mountains, southern part of the range, Stough canyon just below the nature center 427 Comment
  POM362408  Bromus diandrus H. L. Bauer 1929-3-20 s.n. Los Angeles Long Beach. Comment
  RSA599124  Bromus diandrus V. W. Steinmann 1996-3-30 822 Los Angeles Pomona, Elephant Hill. 300 Comment
  UCR184214  Bromus diandrus A. C. Sanders 2007-4-19 33441 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  SEINET14410017  Bromus diandrus R. F. Thorne 1971-1 41473 Los Angeles San Gabriel Mts., Angeles National Forest, NE of Chantry Flats, along Santa Anita Creek 548 Comment
  POM1260  Bromus grandis Le Roy Abrams 1902-6-29 1653 Los Angeles Summit of Mt. Wilson. Comment
  POM363869  Bromus hordeaceus Caroline Shryock, Glenn Shryock 1924-5-15 s.n. Los Angeles Los Angeles. Comment
  RSA127905  Bromus hordeaceus P. H. Raven, H. J. Thompson 1959-5-5 14109 Los Angeles Mullholand Highway 1 mile W of Las Virgenes Road; Malibu Creek drainage. 274 Comment
  RSA660813  Bromus hordeaceus Gerald Braden 1988-5-22 36 Los Angeles Strawberry Peak., UTM 379652 N. 39744 E. [inaccurate UTM] Comment
  SEINET3259903 Image available Bromus hordeaceus R. G. Swinney 2008-3-31 8583 Los Angeles San Gabriel Mtns.; Glendora Mountain summit. 1003 Comment
  UCD58995  Bromus madritensis Peter H. Raven 1962-5-20 17780 Los Angeles Santa Catalina Island. Farnsworth Loop on Summit Road. 243 Comment
  LA13777  Bromus madritensis Carl Epling; April 1931 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  CATA1124  Bromus madritensis subsp. rubens Mark L. Hoefs 1995-5-23 2091 Los Angeles Santa Catalina Island: Middle Canyon, near Eagles Nest Lodge 124 Comment
  RSA188273  Bromus pseudolaevipes R. F. Thorne 1966-6-1 36453 Los Angeles Santa Catalina Island: Pebbly Beach Drive SE of Avalon 8 Comment
  RSA0067565  Bromus rubens R. G. Swinney 2010-5-12 12716 Los Angeles Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone. 921 Comment
  RSA534669  Bromus rubens Orlando Mistretta, Mike Hammit 1991-5-19 5248 Los Angeles San Clemente Island: Westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage begning 800 ft. N of rest [1336'] marker; 1800 ft. SE of Malo Knoll [1396']) Beginning of drainage 389 Comment
  RSA604199  Bromus rubens L. C. Wheeler 1972-5-21 s.n. Los Angeles San Gabriel Mountains: Millard Canyon, just inside National Forest Boundary. Comment
  UCR107774  Bromus rubens Jeanne Gural, Valerie Soza 1997-3-19 32 Los Angeles Bernard Field Station of the Claremong Colleges. NW corner of Mills Ave. and Foothill Blvd. west of main paved road, north of Foothill Blvd. 412 Comment
  UCR194751  Bromus rubens Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 691 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 595 Comment
  RSA0019955  Bromus tectorum L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1159 Comment
  RSA0117862  Bromus tectorum Robert L. Benson 1960-5-26 52 Los Angeles 1/2 mile above fire station, San Antonio Canyon. Mt. Range: San Gabriel. 609 Comment
  POM246462  Calandrinia ciliata F. R. Fosberg 1931-4-15 S 4639 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon. 180 Comment
  RSA593196  Calandrinia ciliata L. C. Wheeler 1967-5-8 9306 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  UCR187252  Calandrinia ciliata A. C. Sanders 2006-4-18 32105 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  RSA466547  Calandrinia ciliata Sam Tyson 1943-4-22 s.n. Los Angeles Big Dalton Canyon 396 Comment
  RSA609283  Calandrinia ciliata L. C. Wheeler 1974-3-28 s.n. Los Angeles San Gabriel Mountains: Wildwood Ranch, east of Glendora. Comment
  RSA377285  Calochortus catalinae C. B. Liter, Jas A. Powell, J. A. Powell 1928-4-4 s.n. Los Angeles Santa Catalina Island, above Chicken Johnnies. Comment
  SBBG32094  Calochortus catalinae R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -178 Los Angeles just E of Wild Boar Gully, Salta Verde Comment
  SD21561  Calochortus catalinae N. E. Bilderback 1908-4-16 Los Angeles Avalon, Catalina. Comment
  UC910077  Calochortus catalinae I. W. Clokey and E. G. Anderson 1935-5-9 6545 Los Angeles Puddingstone Dam Comment
  SEINET12053877  Calochortus catalinae E. A. Purer 1935-1 6558 Los Angeles Malibou Rd., Santa Monica Mts Comment
  SD121023  Calochortus clavatus var. clavatus Linda Allen, Michael Curto 1986-5-22 297 Los Angeles Three individuals at junction of un-named tributary to Malibu Creek and Malibu Creek Road, Malibu Creek State Park. 198 Comment
  RSA131241  Calochortus clavatus var. gracilis Percy C. Everett, E. K. Balls 1959-6-2 23827 Los Angeles NE of entrance to Stokes Canyon, Santa Monica Mountains. 183 Comment
  RSA702381  Calochortus plummerae Naomi Fraga, LeRoy Gross, Sarah J. De Groot, Paul Morton 2004-6-3 1240 Los Angeles Along the Barrett Stoddard Road (2N04) between Cascade and Barrett Canyon. 1341 Comment
  RSA752581  Calochortus plummerae Justin M. Wood 2009-6-8 861 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  RSA70520  Calochortus striatus Mabel Peirson 1934-5-19 11156 Los Angeles Love Joy Dam Comment
  UCR189754  Calyptridium monandrum R. G. Swinney 1998-7-10 6398 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
  UCR272946  Calyptridium monospermum R. G. Swinney 2011-8-5 15604 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  RSA773994  Calystegia macrostegia R. G. Swinney 2009-3-16 10122 Los Angeles Azusa, mouth of San Gabriel River Canyon, 400 m NE of River Bike Path parking lot at Hwy 39 227 Comment
  SD48951  Calystegia macrostegia Reid Moran 1958-9-15 6838 Los Angeles San Clemente Island, on slope above Wilson Cove 49 Comment
  SD27742  Calystegia macrostegia subsp. cyclostegia Carl B. Wolf 1932-5-9 3440 Los Angeles Santa Catalina Island; Pebbly Beach. Comment
  RSA529205  Calystegia occidentalis subsp. fulcrata T. S. Ross, S. D. Boyd 1991-7-24 5602 Los Angeles Ridge NNE of Granite Mountain. 1926 Comment
  UC1794938  Calystegia peirsonii R. K. Brummitt and S. D. Boyd 1998-5-25 20027 Los Angeles 10 km NE of Castaic, San Francisquito Canyon just N of powerhouse below Drinkwater Res 485 Comment
  UCR259922  Camissonia R. G. Swinney 2010-3-18 11977 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  RSA524970  Camissonia bistorta Tim S. Ross, Steve D. Boyd 1990-6-6 2825 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  RSA668075  Camissonia boothii subsp. decorticans Ian Swift 2001-6-16 370 Los Angeles Santa Susana Mountains. Aliso Canyon, ca. 0.5km North of Sesnon Bl alignment. 442 Comment
  RSA191128  Camissonia californica Robert F. Thorne, M. Z. Thorne 1967-6-25 37099 Los Angeles Along fire-road between Cobal and Evey Canyons. 732 Comment
  RSA466153  Camissonia californica M. Bisbee 1917-5-24 1931 Los Angeles San Rafael Hills, north of Eagle Rock. Comment
  SEINET13203273 Image available Camissonia californica R. G. Swinney 2011-1 14957 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 (Chilao Flat 7.5' Q.) 1096 Comment
  RSA0119545  Camissonia campestris R. G. Swinney 2014-4-30 16278 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  UCR222731  Camissonia campestris R. G. Swinney 2009-5-12 10729 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1463 Comment
  POM3198  Camissonia cheiranthifolia subsp. suffruticosa N. K. Berg 1904-8-3 s.n. Los Angeles Redondo. Comment
  RSA584849  Camissonia confusa Tim S. Ross 1993-6-1 7355 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon. 841 Comment
  RSA746948  Camissonia confusa R. G. Swinney 2008-5-2 8725 Los Angeles Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  UCR187023  Camissonia graciliflora A. C. Sanders 2006-4-25 32158 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
  RSA75441  Camissonia hirtella F. W. Peirson 1919-5-10 4698 Los Angeles Arraster [Arrastre] Creek. North base of San Gabriel Mountains. 915 Comment
  UCR155598  Camissonia hirtella A. C. Sanders, T. B. Salvato 2005-4-26 29698 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
  RSA448972  Camissonia hirtella Anstruther Davidson 1930-1 s.n. Los Angeles [Malibu?] Hollywood Comment
  RSA596057  Camissonia ignota Tim S. Ross, J. Mark Porter 1995-5-4 8427 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA186709  Camissonia intermedia Peter H. Raven 1962-5-1 17511 Los Angeles Stuntz [Stunts] Canyon Road 3.1 miles below junction to Saddle Peak 366 Comment
  RSA449029  Camissonia micrantha Louis C. Wheeler 1932-5-21 735 Los Angeles Garapito Creek, Santa Monica Mountains. 305 Comment
  RSA144813  Camissonia pallida subsp. pallida E. G. Linsley, J. W. MacSwain 1959-4-5 59 -69 Los Angeles Little Rock. Comment
  SD253501  Camissonia strigulosa R. G. Swinney 2011-5-19 14765 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of junction of Colby Ranch Road and FS Rd 3N19, upper Big Tujunga Canyon, between Colby Ranch Road and Coldwater Canyon stream, below abandoned Milley's Apple Orchard (Chilao Flat 7.5'Q) 911 Comment
  OBI33629  Camissoniopsis bistorta Mark Schneider 1973-5-13 27 Los Angeles Haimes Cyn 1/4 mi above Reservoir, San Bernardino mts 579 Comment
  SDSU8587  Camissoniopsis cheiranthifolia Gerald Collier 1951-4-7 M 392 Los Angeles Zuma Beach, about 100 yards from shore in the sand. Comment
  CAS-BOT-BC160445  Camissoniopsis cheiranthifolia subsp. suffruticosa Geo. B. Grant 1904-5-14 s.n. Los Angeles Playa del Rey Comment
  SD39519  Camissoniopsis hirtella Edith A. Purer 1935-5-11 6590 Los Angeles Malibou Road. Comment
  UC166868  Camissoniopsis hirtella George B. Grant and Walter Wheeler 1904-5-7 1233 Los Angeles in waste wash land Glendora Comment
  UC306304  Camissoniopsis hirtella D. L. Crawford 1915-6-30 Los Angeles mts. above Claremont 2133 Comment
  CAS-BOT-BC160528  Camissoniopsis lewisii Alice Eastwood 1906-6-2 166 Los Angeles San Pedro Comment
  SDSU3378  Camissoniopsis lewisii H. Wedberg 1958-3-22 170 Los Angeles At Point Dume. Comment
  RSA0031573  Camissoniopsis micrantha Nancy Hamlett 2014-4-23 s.n. Los Angeles Bernard Field Station, Claremont. 366 Comment
  RSA0103469  Camissoniopsis micrantha R. G. Swinney 2011-5-10 14647 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, along Ecology Loop Trail from Nature Center to 0.65 miles to the east 488 Comment
  RSA66112  Cardamine californica var. californica F. W. Peirson 1919-1-5 265 Los Angeles Sawpit Canyon or Monrovia Canyon. 579 Comment
  UCR17675  Cardamine flexuosa O. F. Clarke 1973-4-8 s.n. Los Angeles San Gabriel Valley, Arcadia. NW corner of Singingwood Dr. and Hampton Rd. 221 Comment
  UCR242027  Cardamine oligosperma Dan S. Cooper 2012-2-13 212- 8 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Oak Canyon along Griffith Park Dr. 169 Comment
  RSA0087087  Carduus pycnocephalus R. G. Swinney 2010-5-4 12563 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  UCR219553  Carduus pycnocephalus R. G. Swinney 2009-3-31 10221 Los Angeles Transverse Range; San Gabriel Mtns., mouth of San Gabriel Canyon, 0.7-1.2 mi. north and NE of Foothill Blvd, Azusa/Duarte 213 Comment
  RSA0091877  Carduus pycnocephalus Steven A. Junak, Mark Hoefs, Ralph N. Philbrick 2001-5-18 SCa- 1532 Los Angeles Santa Catalina Island. Cottonwood Canyon, ca. 2 miles inland from mouth of canyon, near Rancho Escondido. 97 Comment
  RSA0073295  Carex abrupta Bonnie C. Templeton 1932-6-1 4875 Los Angeles Below amateur skii jump, Big Pines Park, San Gabriel Mts. Comment
  CAS-BOT-BC17688  Carex alma H. E. Hasse 1893-5-25 s.n. Los Angeles Near Acton. 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
  CAS-BOT-BC17674  Carex alma Louis Wheeler 1933-5-5 1690 Los Angeles San Gabrile Mountains. Fish Canyon. 274 Comment
  RSA720606  Carex fracta R. G. Swinney 1997-7-23 5729 Los Angeles upper Government Canyon, c 2 mi W of Wrightwood, Blue Ridge Mtn area 2256 Comment
  SEINET7827262 Image available Carex fracta J. Ewan 1936-1 9816 Los Angeles Blue-ridge near Big Pines auto road junction; San Gabriel Mountains Comment
  CAS-BOT-BC21762  Carex hassei Robert F. Thorne; J. Dourley 1967-10-10 37361 Los Angeles 1.5 miles E of Dawson Saddle. San Gabriel Moutains, Angeles National Forest. 2331 Comment
  UC115918  Carex hassei H. E. Hasse June 1897 Los Angeles San Antonio Canyon San Gabriel Mts. Comment
  CAS-BOT-BC118972  Carex pellita John Thomas Howell 1947-7-18 23429 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  SEINET7571004 Image available Carex pellita Louis C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mountains, Graveyard Cayon, second side canyon. Comment
  SD181805  Carex schottii Louis C. Wheeler 1973-7-15 Los Angeles San Gabriel Mountains: Graveyard Canyon, second side canyon. Comment
  SEINET11632918  Carex senta J. F. Bright, Wyman, C. 1933-1 8354 Los Angeles Boquet Canyon Comment
  RSA720363  Carex spissa LeRoy Gross 2007-3-30 2613 Los Angeles Northeast side of the range. Unnamed canyon or east branch of Engleheard Canyon. Hiked this creek from just off a dirt road near the mouth to a little way up canyon., From 34.20590N, 118.24818W, to 34.20117N, 118.25262W. 404 Comment
  UCR147049  Carex subfusca L. C. Wheeler 1967-9-3 10622 Los Angeles Transverse Ranges; San Gabriel Mountains, 0.2 mile northeast of Bench Mark 'Twin ' at summit of Waterman Mountain 2363 Comment
  SEINET9120516  Carpobrotus edulis J. Dice 1983-1 376 Los Angeles San Clemente Island. South edge of storage buildings at former air-field. 266 Comment
  UCD123073  Castilleja Gordon Pilone 1961-3-3 108 Los Angeles Padua Hills, 100 yards above Spanish restaurant. San Gabriel Mt. Range. 396 Comment
  SBBG41314  Castilleja affinis M. R. Benedict 1970-6-30 Los Angeles between Wrigley Ranch and Shark Cyn Comment
  SBBG66843  Castilleja affinis R. Hoffmann 1929-5-21 Los Angeles Big Rock Crk Comment
  UCR273749  Castilleja affinis R. G. Swinney 2011-6-15 15177 A Los Angeles San Gabriel Mountains, Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy 1585 Comment
  OBI69326  Castilleja affinis subsp. affinis John Knapp, Denise Knapp 2003-5-10 67 Los Angeles Catalina Island 274 Comment
  UC219078  Castilleja affinis subsp. affinis S. B. Parish 1919-4-19 19267 Los Angeles near San Dimas; Lone Hill Comment
  UC1409147  Castilleja angustifolia Larry DeBuhr, R. F. Thorne et al. 1973-5-11 1074 Los Angeles 0.5 mi e Mt. Emma Rd. jct. with Little Rock Creek Dam Rd. (s of Mt. Emma Rd) Comment
  SEINET3079828 Image available Castilleja angustifolia var. dubia Steve Myers, Ed LaRue 1989-3-21 Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct. San Andres Rift Zone bissects site 884 Comment
  RSA592815  Castilleja applegatei subsp. martinii Steve D. Boyd 1996-4-24 8667 Los Angeles Liebre Mountains, Liebre Gulch along Forest Service Road 8N01 near jtn with 8N05. 988 Comment
  RSA729833  Castilleja applegatei subsp. martinii R. G. Swinney 1998-7-8 6346 Los Angeles San Gabriel Mtns.: Wright Mountain, south of Wrightwood. 2585 Comment
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May 24 2017
  RSA659800  Castilleja applegatei subsp. martinii Brian McColgan 1988-5-16 18 Los Angeles 1 mile N of Padua on Mt. Blady Rd. 1067 Comment
  UCR155369  Castilleja exserta A. C. Sanders 2005-5-11 30125 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon, SW of Cruzan Mesa on bench on north side of canyon 573 Comment
  LA82062  Castilleja exserta subsp. exserta O. H. Kappler; 1944-3-26 558 Los Angeles 9 Comment
  LA210398  Castilleja exserta subsp. venusta K. Larson; J. Neel 1950-4-15 1 .4 Los Angeles 2 mi. SE of intersection of Mulholland Drive and Beverly Glen Blvd Comment
  LA200849  Castilleja foliolosa Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  RSA400555  Castilleja foliolosa Ora M. Clark 1929-3-30 1894 Los Angeles W. Lancaster. Comment
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Sep 17 2007
  RSA598587  Castilleja foliolosa Louis C. Wheeler 1967-5-24 9728 Los Angeles San Gabriel Mountains: Indian Canyon 793 Comment
  RSA660111  Castilleja foliolosa Orlando Mistretta 1992-6-12 573 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  SBBG17967  Castilleja foliolosa E. R. Blakley 1963-4-9 5561 Los Angeles Pebbly Beach, S of Avalon 15 Comment
  UCSB8704  Castilleja foliolosa Wedberg, Lee 1954-4-26 Los Angeles Dam, Pasadena; Devil's Gate 548 Comment
  CAS-BOT-BC32533  Castilleja gleasoni Adolph Daniel Edward Elmer 1902-6-1 3659 Los Angeles Acton, Mt. Gleason Comment
  CSUSB909  Castilleja miniata R. D. Keys 1973-5-6 Los Angeles Angeles National Forest 1/4 mile below Falling Springs Resort, San Gabriel Canyon Road, Angeles National Forest; on rock face 10 feet above road. 1219 Comment
  UC57004  Castilleja minor subsp. spiralis Ernest Braunton 1902-5-10 271 Los Angeles Rivera Comment
  UCR209634  Castilleja minor subsp. spiralis R. G. Swinney 2008-10-10 9546 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  CATA2076  Casuarina equisetifolia Amy Catalano, Anne Kelly 2014-10-14 020 Los Angeles Santa Catalina Island: Blackjack Campground 460 Comment
  OBI2651  Caulanthus amplexicaulis Wesley O. Griesel 1961-6-16 s.n. Los Angeles Dawson Saddle, San Gabriel Mts Comment
  RSA0086389  Caulanthus amplexicaulis var. amplexicaulis Wandalee Thompson 1963-7-1 32793 Los Angeles Pine Canyon, 3-1/2 miles W of Lake Hughes. 1158 Comment
  RSA0086392  Caulanthus amplexicaulis var. amplexicaulis L. C. Wheeler 1967-5-23 9699 Los Angeles At mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  POM8575A  Caulanthus heterophyllus var. heterophyllus P. A. Munz, R. D. Harwood 1920-4-21 3710 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  CAS-BOT-BC40212  Caulanthus lasiophyllus Peter H. Raven 1962-3-27 16994 Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 miles east of Portugese Bend. Comment
  SEINET3148269  Caulanthus lasiophyllus G. B. Grant 1288 Los Angeles Garvanza Comment
  CAS-BOT-BC47907  Ceanothus arboreus Huron H. Smith 1912-7-1 5167 Los Angeles Santa Catalina Island - summit 548 Comment
  CAS-BOT-BC47950  Ceanothus arboreus Robert F. Thorne; P. C. Everett 1964-2-6 33293 Los Angeles N-facing slope above Fourth of July Cove, Santa Catalina Island 30 Comment
  LA41980  Ceanothus crassifolius Willis H. Wheeler; 1930-3-8 sn Los Angeles San Gabriel Mountains, Thompson Creek Wash 411 Comment
  LA41984  Ceanothus crassifolius Carl Epling; 1926-4-10 sn Los Angeles Comment
  RSA261704  Ceanothus crassifolius Brandegee 1889-05 s.n. Los Angeles South Side. [Ravenna] Comment
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Nov 8 2015
  RSA674636  Ceanothus crassifolius Scott D. White, Kent Hughes 2000-5-16 7863 Los Angeles San Gabriel Mountains: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  UCR258950  Ceanothus crassifolius R. G. Swinney 2010-2-27 11742 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  CAS-BOT-BC48796  Ceanothus crassifolius var. planus Huron H. Smith 1912-4-30 4875 Los Angeles trail, Mt. Wilson 975 Comment
  SBBG119452  Ceanothus cuneatus M. A. Elvin, C. Weigand 2003-4-8 2458 Los Angeles flats S of confluence of Hasley Cyn with Castaic Crk, Newhall Ranch 297 Comment
  RSA399028  Ceanothus greggii var. vestitus L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  UCR46144  Ceanothus integerrimus Kathy Harper 1986-5-17 s.n. Los Angeles San Gabriel Mtns, between Pacifico Mountain and road N3 Comment
  RSA95405  Ceanothus integerrimus var. integerrimus Joseph A. Ewan 1932-5-29 7215 Los Angeles trail in Arrastre Canyon. 1372 Comment
  SEINET12209922  Ceanothus megacarpus I. W. Clokey, Templeton, B. 1929-1 4508 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  RSA190993  Ceanothus megacarpus var. insularis Robert F. Thorne, Doug Propst, R. Caroline, Reed Rollins 1967-3-18 36733 Los Angeles Santa Catalina Island. Salta Verde, approx. N of Salta Verde Pt. 366 Comment
  UC1348879  Ceanothus megacarpus var. insularis Robert F. Thorne and Reed C. Rollins, Doug Propst, R. Carolin 1967-3-18 36733 Los Angeles Salta Verde approx. N of Salta Verde Pt.; Santa Catalina Island 365 Comment
  CAS-BOT-BC51436  Ceanothus megacarpus var. megacarpus Lewis S. Rose 1966-12-20 66114 Los Angeles Santa Monica Mountains, above Beverly Hills 213 Comment
  LA52227  Ceanothus megacarpus var. megacarpus Sharon Johnston; 1957-3-3 M- 302 Los Angeles Santa Monica Mountains, La Tuna Canyon, Tuna Canyon 1/2 way to top of ridge 152 Comment
  CAS-BOT-BC50458  Ceanothus oliganthus Geo. B. Grant 1906-6-10 s.n. Los Angeles Castle Canyon, Mt. Lowe 914 Comment
  UCR130808  Ceanothus oliganthus Mark A. Elvin, Cathleen Weigand 2003-5-22 2904 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  UCR139364  Ceanothus oliganthus I. M. Johnston 1917-9-17 1724 Los Angeles San Antonio [San Gabriel] Mountains, Cow Canyon 915 Comment
  POM126296  Ceanothus oliganthus var. oliganthus V. Newsom, M. Hilend 1927-4-13 s.n. Los Angeles Hills S.W. of Newhall. Comment
  RSA95346  Ceanothus oliganthus var. oliganthus F. W. Peirson, Ruth Conrad 1926-3-20 6513 Los Angeles Arroyo Seco. 1006 Comment
  CLARK-A1528-3900  Ceanothus spinosus John C. Roos 1942-3-14 997 Los Angeles Santa Monica Mountains Comment
  LA39242  Ceanothus spinosus H. L. Bauer; 1935-4-1 107 Los Angeles 731 Comment
  UC56678  Ceanothus spinosus Ernest Braunton 1903-1-12 777 Los Angeles Laurel Canyon Comment
  CAS-BOT-BC277003  Centaurea diluta Grace Cole Fleischman 1952-6-9 s.n. Los Angeles At intersection of Antwerp & Imperial Aves., Watts Comment
  UCR256473  Centaurea melitensis R. G. Swinney 2010-6-8 13194 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  UCD130035  Centaurea melitensis Richard Bates 1949-4-23 s.n. Los Angeles Santa Monica Mountains. Comment
  POM307818  Centaurium venustum Henry J. Ramsey 1938-6-11 2742 Los Angeles Eaton Canyon Park, Altadena. Comment
  RSA652046  Centranthus ruber Hyrum O. Fischer 1949-6-20 s.n. Los Angeles Elysian park at North Figueroa entrance. 213 Comment
  CAS-BOT-BC279597  Centromadia pungens subsp. pungens Ernest Braunton 1903-6-1 899 Los Angeles L. A. River Comment
  UCR189996  Centrostegia thurberi R. G. Swinney, Vanessa Merritt 1998-6-12 6965 Los Angeles San Gabriel Mtns., 3 miles west of Pinon Hills, 2.1 mi. south of Ft. Tejon Rd. at 237th St. East (Mescal Cyn. Rd.), 0.7 mi. NE of mouth of Mescal Canyon at reservoir, between Mescal Cyn. Rd. and Mescal Creek 1378 Comment
  POM7004  Cerastium glomeratum P. A. Munz, L. T. Street, G. Williams 1919-4-5 2468 Los Angeles Puddingstone Creek, San Dimas Comment
  RSA151223  Cerastium glomeratum P. H. Raven 1962-4-10 17210 Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  RSA405356  Ceratonia siliqua Robert Gustafson 1980-9-16 1927 Los Angeles Ballona Wetlands, Area 1. Comment
  RSA650393  Cercocarpus betuloides Marion P. Harthill 1972-4-8 s.n. Los Angeles Coldbrook Ran. Station. 1067 Comment
  RSA657449  Cercocarpus betuloides C. Schapiro 1979-5-28 24 Los Angeles Verdugo Mountains: On fire road at intersection of Haines Canyon Road and Day St., Tujunga 671 Comment
  CLARK-A1528-3976  Cercocarpus betuloides John C. Roos 1942-3-7 1104 Los Angeles San Gabriel Mountains Comment
  LA52116  Cercocarpus betuloides var. betuloides Carl Epling; 1929-4-27 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SD85167  Cercocarpus betuloides var. betuloides E. R. Blakley 1962-10-3 5367 Los Angeles Santa Catalina Island. Between Wrigley Reservoir and southeast fork of Gallagher Canyon. 381 Comment
  LA88735  Cercocarpus betuloides var. blancheae Karen Searcy; 1967-4-30 47 Los Angeles Santa Catalina Island, Side of road, upper St. Catherine's Hotel Canyon Comment
  RSA449429  Cercocarpus betuloides var. blancheae F. R. Fosberg 1931-8-13 55397 Los Angeles Santa Catalina Island. Hamilton Canyon near Avalon Comment
  POM156496  Cercocarpus ledifolius L. R. Abrams 1902-7-12 2680 Los Angeles Mt. San Antonio. 2744 Comment
  CATA1775  Cercocarpus traskiae Benjamin E. Carter, Amy Catalano, John R. Clark 2012-8-2 6915 Los Angeles Santa Catalina Island: Wild Boar Gully 110 Comment
  RSA155312  Chaenactis glabriuscula Peter H. Raven 1962-5-1 17523 Los Angeles Just south of Agoura 259 Comment
  SD132001  Chaenactis glabriuscula Barbara Ertter, L. Heckard, et. al. 1988-5-23 7476 Los Angeles Pine Canyon Road, along San Andreas fault on north side of San Gabriel Mountains. Comment
  JEPS34183  Chaenactis glabriuscula var. glabriuscula Samuel B. Parish 1887-6-1 1934 Los Angeles Comment
  UC63017  Chaenactis glabriuscula var. glabriuscula H. M. Hall 1902-5-3 3108 Los Angeles San Francisquito Comment
  UC894476  Chaenactis glabriuscula var. glabriuscula Mrs. Jos. Clemens 1922-5-30 Los Angeles base of Mt. Wilson Comment
  RSA587042  Chaenactis santolinoides Orlando Mistretta, Mark Elvin 1995-5-10 1695 Los Angeles San Gabriel Mountains. Bare Mountain Canyon. West Fork. 1585 Comment
  UCR261873  Chaenactis xantiana Tim Thomas, P. J. MacKay 2014-4-24 6270 C Los Angeles Tehachapi Mountains, 2 miles east of Gorman on Gorman Post Rd. 1549 Comment
  UCSB33240  Chaenactis xantiana Partsch, M. 1977-5-14 Los Angeles Along Boquet Canyon Road, 2 mi. south of its junction with Elizabeth Lake Road 914 Comment
  RSA249823  Chamaesyce albomarginata R. F. Thorne, Gary D. Wallace 1973-4-25 43391 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  RSA651900  Chamaesyce albomarginata A. E. Hersh 1950-7-26 s.n. Los Angeles Campus UCLA, W. of W. parterre. 60 Comment
  SDSU21096  Chamaesyce albomarginata Ian Cain, Bruce Lund 2010-5-10 1406 Los Angeles North west of Lancaster. 420 meters north of intersection of West Avenue C and 170th Street West, just east of road 811 Comment
  RSA498536  Chamaesyce melanadenia L. C. Wheeler 1931-12-20 399 Los Angeles Roberts Canyon 366 Comment
  RSA549243  Chamaesyce serpens Scott D. White 1992-10-9 943 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  UC73391  Chamaesyce serpyllifolia J. Q. Adams 1905-1-1 5 Los Angeles Sredier's home Comment
  RSA0011375  Cheilanthes covillei Orlando Mistretta, Kristie Haydu 2011-7-19 5952 Los Angeles Kentucky Springs Cyn. Along Southern California Edison transmission line corridor, 0.5 air miles W of Angeles Forest Hwy, 0.3 air miles N of Angeles National Forest Boundary. 1081 Comment
  RSA0049481  Chenopodium berlandieri Richard G. Swinney 2010-8-16 13519 Los Angeles San Gabriel Mountains: Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  UCR210190  Chenopodium berlandieri R. G. Swinney 2008-10-22 9665 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  RSA478474  Chenopodium californicum E. S. Spalding 1923-4-21 s.n. Los Angeles Laurel Canyon. Comment
  SEINET2441916  Chenopodium californicum E. N. Jellen 2010-5-6 1002 Los Angeles Santa Monica Mts. NRA, Chesebro Canyon Tr. 318 Comment
  CATA456  Chenopodium californicum Sara L. Crockett, Mark Hoefs, Steve Junak 1997-3-27 599 Los Angeles Santa Catalina Island: 0.2 mile N on Lower Cape Canyon Reservoir Road from jct. with Cape Canyon Road; ca. 5 m E of road 286 Comment
  CAS-BOT-BC174671  Chenopodium fremontii Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8139 b Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  UCR205271  Chenopodium fremontii R. G. Swinney 2005-8-17 8494 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
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Dec 20 2018
  UC1178627  Chenopodium hians Peter Kamb 1948-7-13 1218 Los Angeles mouth of Bryant Canyon San Gabriel Mts., Big Tujunga Canyon (below Trail Canyon, on old road) 548 Comment
  RSA624119  Chenopodium leptophyllum L. C. Wheeler 1933-6-17 1863 Los Angeles Claremont 365 Comment
  RSA423243  Chenopodium pratericola Anstruther Davidson 1916-07 s.n. Los Angeles Roadside, Crescenta Comment
  RSA748059  Chenopodium pratericola R. G. Swinney 2005-7-21 8329 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  LA99134  Chenopodium pumilio R. L. Armacost; 1965-5-23 2386 Los Angeles Near Desert Garden of UCLA Botanical Garden Comment
  RSA0105752  Chenopodium strictum R. G. Swinney 2011-7-8 15469 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), lowest of 3 natural depressions at the N base of Strawberry Peak. 1207 Comment
  UCR265608  Chondrilla juncea John L. Thompson 2015-6-25 s.n. Los Angeles Glendale, near Descanso Motorway Comment
  UCR61522  Chorizanthe leptoceras T. P. Krantz, Fred Hinshaw, Christi Perala 1988-5-3 s.n. Los Angeles Big Tujunga Canyon Wash, east of Foothill Blvd. crossing of wash. Site proposed for development of Los Angeles International Golf Course [built, =Angeles National G. Club] 384 Comment
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Oct 25 2015
  NY468299  Chorizanthe parryi A. M. Ottley 1920-5-12 676 Los Angeles San Gabriel Wash 182.9 Comment
  CAS-BOT-BC252771  Chorizanthe parryi var. fernandina Alice Eastwood 1913-5-11 3139 Los Angeles San Fernando Wash Comment
  RSA612107  Chorizanthe spinosa Steve Boyd, Kent Hughes 1998-5-5 10182 Los Angeles Antelope Valley, along Highway 138 (West Avenue D), west of the junction with Highway 14, at intersection with 140th Street, ca. 4 miles southwest of Rosamond Dry Lake. 701 Comment
  CAS-BOT-BC244734  Chorizanthe staticoides A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mts. 1615 Comment
  SBBG125048  Chorizanthe staticoides A. Parikh, N. Gale 2010-5-5 3145 Los Angeles San Gabriel Valley, near SW corner of Santa Fe Dam, 0.4 km ENE of intersection of I-605 and Arrow Hwy 130 Comment
  UCSB1349  Chorizanthe staticoides Wedberg, H. 1957-6-15 Los Angeles Latigo Canyon, 2 mi from 101 Comment
  UCR256238  Chorizanthe thurberi R. G. Swinney 2010-5-19 12843 Los Angeles San Gabriel Mountains, horseshoe bend in Pacific Telephone Access Rd., 0.3 air miles NNE of Oracle Hill Summit, 2.1 air miles due east of Angeles Forest Hwy, 0.8 air miles due west of Mt. Emma Rd. 1207 Comment
  UCR58978  Chrysanthemum coronarium C. F. Smith 1958-3-30 5692 Los Angeles Vacant lots & sandy waste places about Manhattan Beach Comment
  RSA330802  Chrysolepis sempervirens Wayen E. Sawyer 1981-7-24 105 Los Angeles San Gabriel Mtns, Angeles National Forest: Crest trail, 0.6 miles W of Mt. Hawkins. 2530 Comment
  RSA654214  Chrysolepis sempervirens Valerie L. Soza, LeRoy Gross 2000-5-23 954 Los Angeles East of Kelly Camp, W of Bighorn Peak, 0.7 miles from Icehouse Saddle along Ontario Peak Trail. 2378 Comment
  UCR43337  Chrysolepis sempervirens David Charlton 1986-6-15 254 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
  UCR179680  Chrysothamnus nauseosus R. G. Swinney, Dave Larson 1996-8-7 5240 Los Angeles Eastern San Gabriel Mountains., San Dimas Experimental Forest, head of Dry Lake Canyon at 'Dry Lake,' site of CCC camp in 1930s = Browns Flat 1524 Comment
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Jul 6 2021
  UC1583154  Cirsium occidentale Tim Ross and Steve Boyd 1990-5-14 2504 Los Angeles Tujunga Ranger District Angeles National Forest, San Gabriel Mountains, Yerba Buena 1130 Comment
  CAS-BOT-BC285402  Cirsium occidentale var. californicum I. M. Johnston 1917-8-22 1707 Los Angeles San Antonio Mountains. Prairie Fk. of San Gabriel R. 1828 Comment
  IRVC26282  Cirsium occidentale var. occidentale Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2912 Los Angeles Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. Santa Susana Mtns. 915 Comment
  SBBG95914  Cirsium occidentale var. occidentale M. B. Dunkle 1939-4-3 7227 Los Angeles Chenetti Cyn Comment
  UCR88667  Cirsium occidentale var. occidentale Scott D. White, Chet McGaugh 1995-5-9 2996 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA94906  Cirsium occidentale var. occidentale Joseph A. Ewan 1932-6-24 7552 Los Angeles Deep sand of permanent denses, El Segundo Comment
  UC1174821  Cirsium ochrocentrum var. ochrocentrum George W. Garrettson 1960-7-22 Los Angeles about 100 yards w of Water Street; Walnut Comment
  RSA578281  Cistanthe monandra Timothy S. Ross, Steve Boyd 1994-5-4 7644 Los Angeles Liebre Mountains, San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600m SW of summit of grade; ca 2460 m ESE of Grass Mountain summit. 1055 Comment
  RSA594758  Cistus incanus subsp. creticus T. S. Ross 1995-4-7 8356 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
  UCR98731  Cistus ladanifer Steve Boyd, L. Raz 1997-5-1 9691 Los Angeles Liebre Mtns region, Sierra Pelona ridgeline east of San Francisquito Canyon and south of Leona Valley, along the Leona Divide Truck Trail (6N04.1) at sharp hairpin turn, head of Dowd Canyon 1220 Comment
  LA82398  Clarkia bottae O. H. Kappler; 1940-6-21 707 Los Angeles Santa Monica Mountains, Sepulveda Canyon, Lower end Sepulveda Canyon 152 Comment
  RSA448240  Clarkia bottae Frances Runyan 1973-5-24 66 Los Angeles Agua Dulce Canyon Road, near junction of Lancaster-Palmdale Highway. 610 Comment
  RSA453469  Clarkia bottae Howard Mullins 1931-5-15 s.n. Los Angeles Griffith Park. Comment
  UCR124430  Clarkia bottae I. W. Clokey, B. C. Templeton 1929-1 4534 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA448245  Clarkia deflexa Ella M. Kennedy 1923-5-24 s.n. Los Angeles S. Pasadena Comment
  CAS-BOT-BC172099  Clarkia dudleyana Louis C. Wheeler 1932-5-8 690 Los Angeles Puddingstone Dam, San Jose Hills 304 Comment
  LA45509  Clarkia epilobioides M. Zaitlin; 1951-5-16 sn Los Angeles SANTA MONICA MOUNTAINS, North Sepulveda Way. 396 Comment
  POM9217  Clarkia epilobioides P. A. Munz 1920-5-17 3984 Los Angeles Topanga Canyon, Santa Monica Mountains 152 Comment
  RSA567530  Clarkia heterandra Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3928 Los Angeles Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1488 Comment
  CAS-BOT-BC163696  Clarkia purpurea subsp. quadrivulnera Barbara Shervanick 1974-5-23 1439 Los Angeles North Fork of Lodi Canyon, San Gabriel Mt. Range, Pacific Drainage Area 792 Comment
  CAS-BOT-BC163711  Clarkia purpurea subsp. quadrivulnera R. J. Dobbs 1924-6-5 s.n. Los Angeles Swetzers [Switzer] Comment
  POM155810  Clarkia purpurea subsp. quadrivulnera M. B. Dunkle 1928-4-21 1870 Los Angeles Santa Catalina Island. Renton Mine Road 274 Comment
  RSA448325  Clarkia purpurea subsp. quadrivulnera Geo. L. Moxley 1917-5-10 s.n. Los Angeles Hill east of Eagle Rock Comment
  UC114002  Clarkia purpurea subsp. quadrivulnera R. D. Williams 1905-6-19 Los Angeles near Claremont; Burbank Canyon Comment
  CHSC108910  Claytonia parviflora R. G. Swinney 2009-4-28 10542 Los Angeles Transverse Range; San Gabriel Mountains: summit of Mt. Emma 1596 Comment
  UCR276947  Claytonia parviflora R. G. Swinney 2010-5-21 12853 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  CHSC95540  Claytonia parviflora subsp. parviflora LeRoy Gross 2005-4-28 2124 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. (Pacific Mtn. 7.5 Quad.: T4N R12W, 11w S1, 6, NE1/4 of 1, NW1/4 of 6) 1324 Comment
  UCR190871  Claytonia parviflora subsp. viridis R. G. Swinney 1999-7-5 7524 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  UCR223763  Claytonia perfoliata R. G. Swinney 2009-5-28 10978 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA716917  Claytonia perfoliata subsp. mexicana LeRoy Gross, Steve Boyd, Naomi Fraga, Valerie Soza 2006-3-17 2457 Los Angeles Along the main crest, just west of a Radio Tower. With Sheep Corral Canyon draining the north side and Wildwood Canyon drainig the southern side. 928 Comment
  UCSB72619  Claytonia perfoliata subsp. mexicana Gross, LeRoy; Boyd, Steve; Fraga, Naomi 2006-3-17 Los Angeles Transverse Ranges; Verdugo Mountains region: Along the main crest, just west of a Radio Tower 928 Comment
  RSA590860  Claytonia rubra subsp. rubra Orlando Mistretta 1994-1 998 Los Angeles San Gabriel Mountains: Little Rock creek. slopes E of Little Rock Reservoir. 976 Comment
  RSA729926  Claytonia rubra subsp. rubra R. G. Swinney, Dave Larson 1998-4-26 6035 Los Angeles Browns Flat, San Dimas Experimental Forest 1317 Comment
  PASA2397  Clematis lasiantha 1939-5-12 Los Angeles San Dimas canyon Comment
  RSA250646  Clematis lasiantha Robert F. Thorne 1971-3-31 41448 Los Angeles Johnson's Pasture, N on Mountain Ave., Claremont. 549 Comment
  RSA386210  Clematis lasiantha H. de Forest 1929-04 s.n. Los Angeles Topanga Canyon. Comment
  RSA386215  Clematis lasiantha L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  UCR146484  Clematis lasiantha Scott D. White 2004-7-28 10663 Los Angeles San Gabriel Mtns., Clear Creek area. In and around the 'The Pines' Picnic area, immediately south of Angeles Forest Hwy, c. 0.5 mi west of jtn. with Angeles Crest Hwy. 1052 Comment
  POM327  Clematis ligusticifolia var. californica D. L. Crawford 1915-06 s.n. Los Angeles Mountains near Claremont. Comment
  POM184  Clematis pauciflora Frank C. Squire 1904-5-20 s.n. Los Angeles Claremont chaparral. 457 Comment
  RSA762455  Clematis pauciflora R. G. Swinney 2009-2-20 10022 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
  RSA607699  Cleome isomeris Scott D. White 1997-11-5 6016 Los Angeles Mouth of Trancas Canyon, N of Pacific Coast Hwy (= CA Hwy 1). 8 Comment
  RSA0117622  Cleomella obtusifolia Sarah J. J. De Groot 2005-5-19 4977 Los Angeles Antelope Valley, along Avenue G between 30th and 40th Streets. 702 Comment
  CAS-BOT-BC423198  Cleomella parviflora L. R. Abrams 1927-4-30 11750 Los Angeles West of Lancaster Comment
  RSA408413  Collinsia bartsiifolia var. davidsonii Anstruther Davidson 1922-5-1 3493 Los Angeles Lancaster. Comment
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Jun 16 2008
  UCR84385  Collinsia childii T. S. Ross, Steve Boyd 1994-5-11 7816 Los Angeles Liebre Mtns, Sawmill Mountain: W summit area about 260-350 m SE of Sawmill Campground 1622 Comment
  UCR175049  Collinsia concolor Vanessa Lee 2005-4-10 s.n. Los Angeles San Gabriel Mtns. Foothills, Eaton Canyon Park, Pasadena, north of I-210 off Altadena Dr. 305 Comment
  RSA482001  Collinsia heterophylla Richard Noyes 1988-5-12 5562 Los Angeles San Gabriel Mountains: San Antonio Canyon. One mile north of intersection of Mt. Baldy Road and Mountain Avenue 854 Comment
  RSA729966  Collinsia heterophylla R. G. Swinney, D. W. Larson 1999-5-15 7144 Los Angeles San Gabriel Mtns.: Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 549 Comment
  SEINET5796616 Image available Collinsia heterophylla B. C. Templeton 1939-1 4586 Los Angeles Huntington Palisades [neighborhood in Pacific Palisades]; 34.04806 -118.52639 Comment
  CAS-BOT-BC240949  Collinsia parryi John Thomas Howell 1928-5-6 3780 Los Angeles On trail to Madrono [Madrono] Flats, E. Fork of Santa Anita Canon [Canyon], San Gabriel Mts. Comment
  RSA412236  Collinsia torreyi Anstruther Davidson 2931 Los Angeles Catalina [Island] Comment
  RSA600854  Comarostaphylis diversifolia Katherine Kneen 1933-8-5 s.n. Los Angeles Santa Monica Mountains: W side Topango [Topanga] Canyon; ca. 3 miles from mouth. 152 Comment
  LA89056  Comarostaphylis diversifolia subsp. planifolia M. B. Dunkle; 1941-4-13 8703 Los Angeles Santa Cruz Island, Prisoner's Harbor 60 Comment
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Apr 27 2018
  UCR127014  Conium maculatum A. C. Sanders 2003-6-18 26932 Los Angeles Western Transverse Range/Santa Clara River Watershed, in mouth of 'Off-haul Canyon' c. 1 mile west of Mayo Spur between San Martinez Grande Canyon the Ventura Co. line, north of Hwy 126, Newhall Ranch 305 Comment
  UCR131449  Convolvulus arvensis Alison Lipman 1998-6-25 s.n. Los Angeles South Coastal Plains Region, Portuguese Bend, Rancho Palos Verdes 152 Comment
  CAS-BOT-BC285956  Conyza bonariensis Geo. B. Grant 1906-8-7 7157 Los Angeles Pasadena Comment
  JEPS30658  Conyza bonariensis Peter H. Raven and Henry J. Thompson 1959-9-18 250 Los Angeles along railroad tracks near Beverly Glen Boulevard Santa Monica Boulevard; West Los Angeles 76 Comment
  SEINET10808304  Conyza canadensis David B. Dunn 1941-2-22 Dunn 685 Los Angeles U.C.L.A. campus along Westwood Blvd. Comment
  POM17584  Cordylanthus nevinii Philip A. Munz 1923-8-30 7657 Los Angeles San Gabriel Mountains, Swartout Valley. North of Big Pines. 2226 Comment
  SEINET4676159  Cordylanthus rigidus subsp. setiger Timothy S. Ross, Steve Boyd 1994-9-21 8289 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10). Liebre Mountain 7.5 foot USGS Quadrangle.; 0 1676 Comment
  UC1713154  Cordylanthus rigidus subsp. setiger I. M. Johnston 1917-8-23 1675 Los Angeles Prairie Fork San Antonio Mountains 1371 Comment
  JEPS70068  Cordylanthus rigidus subsp. setiger L. R. Heckard 1971-9-29 2850 Los Angeles above (ne) Bouquet Reservoir; San Gabriel Mts. 944 Comment
  RSA688845  Coreopsis bigelovii Scott D. White, Michael Honer 2003-6-18 9555 Los Angeles Liebre Mountains: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. 549 Comment
  SBBG60526  Corethrogyne filaginifolia R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  RSA594852  Corethrogyne filaginifolia var. peirsonii Steve Boyd, Lauren Raz 1996-10-8 8981 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
  UCR260400  Cotula australis R. G. Swinney 2010-6-21 13287 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
  LA211076  Cotula australis Arthur C. Gibson; 2010-1-10 5278 Los Angeles Hollywood Hills, Griffith Park, along road near parking lot of Travel Town. Comment
  UCR131423  Cotula coronopifolia Alison Lipman 1998-5-7 s.n. Los Angeles South Coastal Plains Region, Harbor Park, Harbor City 20 Comment
  RSA599218  Crassula connata L. C. Wheeler 1968-3-28 s.n. Los Angeles Foothills of San Gabriel Mountains: Brown School for Girls, northwest of Glendora. 358 Comment
  RSA251454  Crassula connata var. erectoides R. F. Thorne 1966-4-17 36119 Los Angeles San Clemente Island, upper reaches of Box Canyon, NW of Horse Canyon, SW of Thirst. 244 Comment
  UCR142765  Crassula tillaea L. C. Wheeler 1967-4-30 9241 Los Angeles San Gabriel Mtns, Limekiln Canyon 564 Comment
  SD39873  Croton californicus Edith A. Purer 1931-4-28 2031 Los Angeles Redondo Beach Comment
  UCR209855  Crypsis schoenoides R. G. Swinney 2008-9-9 9321 Los Angeles San Gabriel Mtns., Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  RSA0110916  Cryptantha R. G. Swinney 2011-6-7 1508 Los Angeles San Gabriel Mountains: summit of Mount Mooney, 0.4 air mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
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Feb 19 2020
  UCR157748  Cryptantha A. C. Sanders, E. J. Lawlor 1988-4-3 7756 Los Angeles Tehachapi Mountains, southwest end of the Tehachapi Mtns, l mi northwest of Gorman on a gasline rd, 0.4 mi above old highway 1284 Comment
  SBBG131815  Cryptantha S. A. Junak, B. Collins 1991-4-24 SCI 204 Los Angeles just S side of Eel Cove Cyn 30 Comment
  JEPS67517  Cryptantha circumscissa Frank W. Peirson 1918-6-30 174 Los Angeles Summit Mt. Wilson Mt. Wilson 1752 Comment
  RSA316341  Cryptantha circumscissa R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54953 Los Angeles 1/4-1/2 mi N of Bob s Gap, N slope of Holcomb ridge, c. 2 1/2 mi due S of Llano, E of Bob's Gap Rd 1159 Comment
  RSA188379  Cryptantha clevelandii R. F. Thorne, P. Everett 1965-6-22 34887 Los Angeles Santa Catalina Island, upper end of Avalon Canyon along road 244 Comment
  RSA775134  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2010-6-7 5266 Los Angeles Mill Creek Canyon; vicinity of Iron Mountain, along Southern California Edison transmission line corridor. 1361 Comment
  RSA709952  Cryptantha decipiens LeRoy Gross 2005-4-28 2150 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.)., East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  UCR187144  Cryptantha decipiens A. C. Sanders 2006-5-16 32313 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  RSA646092  Cryptantha echinella Orlando Mistretta 1993-6-2 858 Los Angeles San Gabriel Mountains: Near Vincent Gap, south slope of Vincent Gulch. 2084 Comment
  SD239637  Cryptantha echinella R. G. Swinney 2008-6-17 9029 Los Angeles San Gabriel Mountains: 2.3 miles north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway (Valyermo 7.5'Q) 1992 Comment
  CAS-BOT-BC183860  Cryptantha intermedia Timothy S. Ross; Steve Boyd 1994-5-10 7755 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon 883 Comment
  RSA599787  Cryptantha intermedia Steve Boyd, Lauren Raz 1997-3-25 9280 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  RSA629677  Cryptantha intermedia Scott D. White, Dave Bramlet 1998-6-29 6811 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
  RSA669294  Cryptantha intermedia LeRoy Gross, Naomi Fraga 2002-5-10 540 Los Angeles (Angeles National Forest road survey of 2002). Upper Monroe Road, from Camp Oak Grove to Glendora Mountain Road. 579 Comment
  UC61118  Cryptantha intermedia J. H. Barber 1897-1 223 Los Angeles Bear Canyon Comment
  UCR209281  Cryptantha intermedia Dan S. Cooper 2009-4-9 409- 11 Los Angeles Eastern Santa Monica Mtns., Los Angeles, Griffith Park, Spring Canyon, above old zoo site 288 Comment
  RSA526596  Cryptantha intermedia Steve Boyd, Tim Ross, L. Arnseth 1990-4-7 4180 Los Angeles San Clemente Island: Upper reaches of China Canyon, S end of island, W side. Comment
  RSA682304  Cryptantha intermedia LeRoy Gross, Valerie Soza 2003-5-15 900 Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place., Just east of where we started. 396 Comment
  RSA679951  Cryptantha micrantha LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 869 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  RSA656484  Cryptantha micromeres Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 721 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. 518 Comment
  SEINET8044069 Image available Cryptantha micromeres R. G. Swinney 2010-1 11887 Los Angeles San Gabriel Mountains: Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  UCR95466  Cryptantha microstachys L. C. Wheeler 1967-4-30 9221 Los Angeles San Gabriel Mtns, Limekiln Canyon 564 Comment
  RSA639228  Cryptantha microstachys R. F. Thorne, M. Z. Thorne 1971-4-25 41334 Los Angeles San Gabriel Mountains: Johnson's Pasture north of Claremont. 609 Comment
  JEPS67721  Cryptantha muricata Frank W. Peirson 1921-7-1 2476 Los Angeles Arraster Creek San Gabriel Mountains 944 Comment
  LA94317  Cryptantha muricata A. M. Johnson; 1932-5-30 4094 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 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
  UCR205585  Cryptantha muricata R. G. Swinney 2008-5-12 8830 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
  RSA0079393  Cryptantha muricata var. jonesii Pam De Vries 2011-5-4 7763 Los Angeles Southwest portion of the Liebre Mountains; about 1 air mile WNW of the intersection of Avenida Rancho Tesoro and Tesoro del Valley Dr. (Santa Clarita). 501 Comment
  RSA0079456  Cryptantha muricata var. muricata Anstruther Davidson 1904-6-1 1475 Los Angeles Wilson s Peak. Comment
  UCR107793  Cryptantha nevadensis Steve Boyd, Kent Hughes 1998-5-5 10190 Los Angeles West Mojave Desert, Antelope Valley, along Hwy 138 (West Ave. D), west of the junction with Hwy 14, at intersection with 140th Street, c. 4 mi. SW of Rosamond Dry Lake 701 Comment
  RSA0013163  Cryptantha nevadensis var. rigida Orlando Mistretta, Christine Mistretta 2011-6-11 5683 Los Angeles 0.32 miles S of Aliso Canyon Rd. and Southern California Edison transmission line Corridor, 3.05 miles NW of intersection of Aliso Cyn Rd. and Angeles Forest Hwy. 1068 Comment
  RSA588146  Cryptantha nevadensis var. rigida Orlando Mistretta 1994-5-23 1227 Los Angeles San Gabriel Mountains. Little Rock creek. drainage E of creek and N of Forest Rd. 4N15. 1341 Comment
  RSA725108  Cryptantha nevadensis var. rigida Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -50 Los Angeles San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UCR228576  Cryptantha nevadensis var. rigida Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8039 Los Angeles Mojave Desert, Antelope Valley, north of Palmdale and west of Air Force plant, 50 m west of Sierra Highway and 325 m north of Avenue N 779 Comment
  RSA680220  Cryptantha oxygona Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1677 Los Angeles Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. 1982 Comment
  RSA733079  Cryptantha similis R. G. Swinney 2001-4-18 7910 Los Angeles Mojave Desert: Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road. 1244 Comment
  SBBG63580  Cryptantha similis R. Hoffmann 1929-4-4 Los Angeles Palmdale Comment
  UCR269994  Cryptantha similis R. G. Swinney 2010-5-19 12799 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
  RSA669716  Cupressus forbesii LeRoy Gross 2002-2-23 480 Los Angeles Northeast side: Along Beaudry North Mountainway (dirt road) from bottom of Deer Creek this road leads to the main crest of the Verdugo's. Entered at the intersection of Beaudry Blvd. & Beaudry Terrace. 366 Comment
  SFV22115  Cuscuta californica J. M. Keefe 2001-1-19 30971 Los Angeles San Fernando Valley Big Tujunga Wash, 200 m northwest of corner of Westcott Avenue and Grove Street in Sunland. 385 Comment
  LA50813  Cuscuta subinclusa Peter H. Raven; 1958-11-3 13767 Los Angeles Santa Monica Mountains, Bel Air Hotel, W Los Angeles 228 Comment
  RSA79251  Cycladenia humilis var. venusta Robert C. Frampton 1952-6-28 17295 Los Angeles south slope Mt. (''Baldy'') San Antonio 2621 Comment
  RSA0014968  Cyclospermum leptophyllum Steve Boyd, R. E. Riefner 2007-4-27 11738 Los Angeles City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue. 43 Comment
  RSA737838  Cyclospermum leptophyllum LeRoy Gross, Pamela Conway 2008-7-26 3493 Los Angeles Along road side of Esperanza Drive, in La Verne. West of Live Oak Reservoir. 427 Comment
  RSA761941  Cyclospermum leptophyllum Edward Read 2005-10-20 s.n. Los Angeles Hawthorne, private home near West 120th Street at Prairie Ave. Comment
  UCR239968  Cylindropuntia echinocarpa R. G. Swinney 2009-11-13 11615 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  RSA483538  Cynodon dactylon F. R. Fosberg 1930-7-7 S 3141 Los Angeles Alamitos Bay. Comment
  RSA535714  Cynodon dactylon Timothy S. Ross 1991-5-22 5457 Los Angeles San Clemente Island: Spray Canyon; short canyon 2400 feet ENE of Spray (which in turn is 5200 feet N of Eel Point), W side of island. 53 Comment
  UCR253387  Cynodon dactylon R. G. Swinney 2010-9-1 13662 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  POM182353  Cystopteris fragilis F. G. Floyd 1930-6-21 s.n. Los Angeles Big Santa Anita Canyon near Fern Lodge. San Gabriel Mts. Angeles Nat. Forest. Comment
  RSA674579  Cytisus canariensis Scott D. White 2000-8-25 8129 Los Angeles San Gabriel Mts: Tanbark Flats, in San Dimas Experimental Forest. 732 Comment
  CATA1492  Dactylis glomerata Mark L. Hoefs, Steven A. Junak 1996-5-1 2698 Los Angeles Santa Catalina Island: By summit reservior 408 Comment
  RSA0081798  Dactylis glomerata R. G. Swinney 2010-6-21 13301 Los Angeles 0.2 miles east of Wilson Canyon Saddle, jct. of Santa Clara Truck Trail and Los Pinetos Spring Trail, on south side of Truck Trail. 951 Comment
  SEINET3926695  Dactylis glomerata K. Dobry 1991-5-2 560 Los Angeles Elsmere Canyon, West San Gabriel Mountains.; 0 Comment
  RSA0031689  Datura meteloides M. J. Schoenfeld 1967-8-21 6 Los Angeles Glendale Foothills. 213 Comment
  JEPS12292  Datura wrightii Elizabeth Day Palmer 1908-8-4 Los Angeles Tolguacha Comment
  OBI69425  Datura wrightii Steve Morgan 1974-5-1 95 Los Angeles W boundary point of Scholl Cyn Park, Glendale 335 Comment
  RSA421880  Datura wrightii Freda Detmers 1931-11-11 14185 Los Angeles Griffith Park. Comment
  RSA421885  Datura wrightii F. R. Fosberg 1919-6-30 S- 3076 Los Angeles Del Rey Comment
  RSA647954  Datura wrightii Michelle Manolovitz, Brian Manolovitz 1992-5-19 25 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 300 feet northwest of park office. Comment
  CATA1972  Daucus pusillus F. R. Fosberg 1931-4-13 Los Angeles Santa Catalina Island: Renton Mine, Pebbly Beach Canyon, left fork 220 Comment
  RSA533923  Daucus pusillus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5238 Los Angeles San Clemente Island: Southeast end of island; first un-named canyon S of Snake Cactus Canyon (drainage beginning 1420 feet due W of Guds) 152 Comment
  SD66869  Deinandra clementina R. Mitchel Beauchamp 1967-3-18 309 Los Angeles San Clemente Island; In field west of Wilson Cove. Comment
  UC88960  Deinandra clementina T. S. Brandegee 1890-1 Los Angeles Santa Catalina Island Comment
  SBBG17279  Deinandra fasciculata M. Vincent 1962-6-18 262 Los Angeles Mulholland Hwy, 1.5 mi W of Old Topanga turn off Comment
  UCD131072  Deinandra kelloggii Jane Turner; Francis M. Ball 1962-6-2 962 Los Angeles near Pearblossom. 914 Comment
  LA200786  Delphinium cardinale Gilman; 538 Los Angeles Comment
  RSA191175  Delphinium cardinale Robert F. Thorne, M. Z. Thorne 1967-7-19 37125 Los Angeles San Gabriel Mountains, Angeles National Forest; 0.5 mile above Coldbrook Station 1098 Comment
  CHSC4743  Delphinium depauperatum M. MacArthur 1967-6-24 58 Los Angeles .7 mi from turn-off on Angeles Crest Hwy. to lower Chilao keeping always to right--left side of rd. by intermittent stream bed, Angeles National Forest, San Gabriel Mts. 1524 Comment
  SD181368  Delphinium parishii subsp. parishii Louis Wheeler 1968-6-1 Los Angeles San Gabriel Mtns.: Campground vicinity, Devil's Canyon 1219 Comment
  POM220069  Delphinium parryi F. R. Fosberg 1932-5-5 8120 Los Angeles Canyon above Villa Park, Avalon. 50 Comment
  UC1595352  Delphinium parryi Tim Ross 1992-5-17 6353 Los Angeles 164 degr sse and ca 555m distant from mouth of Shoemaker Canyon (w-facing slope above sandy bench); San Gabriel Mountains, E Fork of San Gabriel River 658 Comment
  OBI69293  Delphinium parryi subsp. maritimum John Knapp, Denise Knapp 2003-5-11 44 Los Angeles Catalina Island 259 Comment
  RSA593495  Delphinium parryi subsp. parryi Steve Boyd, Mike Wall 1996-5-16 8773 Los Angeles Liebre Mountains, ridgeline and adjacent slopes of side canyon to Charlie Canyon, west of San Francisquito Canyon off Angeles National Forest Road 5N17, ca 0.4 road miles south of jtn with 5N30, south of Red Mountain. 671 Comment
  SEINET13276834 Image available Delphinium parryi subsp. parryi R. G. Swinney 2011-1 14188 Los Angeles San Gabriel Mountains: mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam (Glendora 7.5' Q.) (T1N R9W S28) 509 Comment
  SEINET13094852  Delphinium patens subsp. hepaticoideum Joseph Ewan 1929-5-30 3497 Los Angeles Old Wilson Trail, mile below Orchard Camp. 915 Comment
  RSA0030020  Delphinium patens subsp. montanum W. G. Webb 1935-4-17 s.n. Los Angeles Arroyo Seco, near La Canada Comment
  RSA783865  Delphinium variegatum subsp. kinkiense Bart O'Brien, Jason Koontz, Bryan Munson 2012-4-23 2012 12 G Los Angeles San Clemente Island. Twin Dams. N-NE facing slope. 468 Comment
  RSA639574  Dendromecon rigida Louis C. Wheeler 1967-5-23 9693 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  RSA648683  Dendromecon rigida Yvonne Rasmussen, Deborah Rasmussen 1984-5-5 32 Los Angeles 5.2 miles past [the] Pasadena on rocky cliff on left side of road as one is going up into mountains, no pull off. Comment
  CAS-BOT-BC43171  Descurainia pinnata subsp. brachycarpa Timothy S. Ross; Steve Boyd 1994-5-4 7629 Los Angeles Liebre Mountains. San Francisquito Canyon. Headwaters of the canyon, northeast of Green Valley. 1075 Comment
  SDSU14827  Descurainia pinnata subsp. halictorum Chris Peregrin 2003-3-24 18 Los Angeles Topanga State Park. Coastal bluff on west side of Topanga Creek above Pacific Coast Highway. 86 Comment
  POM175491  Descurainia pinnata subsp. halictorum F. W. Peirson 1922-7-6 5329 Los Angeles Big Pines Camp 2088 Comment
  CAS-BOT-BC43426  Descurainia sophia Barbara T. Keller 1974-4-28 1237 Los Angeles Mojave Desert. Just west of the town of Littlerock. Comment
  RSA652530  Dicentra chrysantha Donald J. McGraw 1965-5-23 s.n. Los Angeles Padua Hills. Comment
  UCR170694  Dichelostemma capitatum Alex R. Van Dam 2004-4-25 036 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive near abandoned Nike Missile Base 518 Comment
  RSA659754  Dichelostemma capitatum Orlando Mistretta, E. Kellogg, L. Arnseth, Peter Morrell 1992-4-3 74 Los Angeles San Clemente Island. Comment
  RSA589269  Dichelostemma capitatum subsp. capitatum Timothy S. Ross 1991-4-28 4770 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  RSA674276  Dichelostemma capitatum subsp. capitatum LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 711 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 576 Comment
  SBBG25461  Dichelostemma capitatum subsp. capitatum K. A. Wilson, D. E. Bianchi 1961-2-2 826 Los Angeles Little Tujunga Cyn, 2 mi N of Hwy 118 Comment
  POM169658  Dichelostemma capitatum subsp. capitatum Minnie Reed 1896-4-2 s.n. Los Angeles Pomona. Comment
  SD79043  Dichelostemma capitatum subsp. capitatum R. Mitchel Beauchamp 1967-1-27 104 Los Angeles San Clemente Island, common on grassy slope east of Wilson Cove area. Comment
  UCR138518  Digitaria sanguinalis L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, Blum Ranch 884 Comment
  CAS-BOT-BC152901  Diplacus brevipes Alice Eastwood 1919-5-29 8927 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC150638  Diplacus longiflorus Le Roy Abrams 1899-4-1 334 Los Angeles Elysian Park, Los Angeles Comment
  CAS-BOT-BC150658  Diplacus longiflorus Francis W. Pennell 1940-4-19 25143 Los Angeles Route 99, 2 mi. N.W. of Los Angeles 548 Comment
  SD42380  Diplacus longiflorus Carl B. Wolf 1936-4-24 7772 Los Angeles Base of Santa Susana Pass 366 Comment
  SBBG97012  Diplacus parviflorus S. Boyd, T. Ross, L. Arnseth 1990-4-8 4421 Los Angeles Bryce Cyn near Malo Pt Comment
  JEPS116576  Dissanthelium californicum Emily Howe with Vyki Englert, David Griffiths, Erin R. Mullen 2010-4-20 1039 Los Angeles San Clemente Island: in SWAT 1, N of the airfield, due W of the MOUT, about 50 yds from the surf 5 Comment
  CAS-BOT-BC221633  Distichlis littoralis Paul Currie 1969-1-1 17 Los Angeles Los Angeles Comment
  LA12294  Distichlis spicata A. M. Johnson; 1933-3-22 4183 Los Angeles SANTA MONICA MOUNTAINS, Pacific Palisades, Santa Monica, Pacific Palisades. Comment
  SBBG38689  Dodecatheon clevelandii subsp. insulare R. Moran 1941-2-23 604 Los Angeles S of Johnson's Valley 200 Comment
  RSA641077  Dodecatheon redolens Orlando Mistretta 1995-7-12 1925 Los Angeles San Gabriel Mountains: Angeles Crest Highway, 2 miles west of Dawson Saddle. 2317 Comment
  RSA66174  Draba cuneifolia var. integrifolia F. W. Peirson 650 Los Angeles Sycamore Canyon, San Rafael Hills. Comment
  SD60371  Draba verna Peter H. Raven 1962-3-27 16993 Los Angeles Palos Verdes Hills along Palos Verdes Drive, 1.4 miles east of Portuguese Bend. Comment
  CAS-BOT-BC157699  Drymocallis glandulosa var. glandulosa Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills Comment
  LA200097  Dryopteris arguta Lawrence L. Kiefer; 1966-4-17 1886 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park, Vista del Valle Dr, ca 0.25 mi E of Mt Hollywood Dr, N of road. 365 Comment
  LA33500  Dryopteris arguta Peter H. Raven; Henry J. Thompson 1959-10-31 14726 Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon, 5 mi. N of Sunset Blvd. 274 Comment
  LA91444  Dryopteris arguta Bruce Douglas Clayton; Greg Shaw 1972-4-1 45 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, Shovel Spring. 502 Comment
  RSA127900  Dryopteris arguta P. H. Raven 1959-5-9 14172 Los Angeles Santa Monica Mountains: Mulholland Hwy. 1 mile W of Las Virgenes Rd. Malibu Creek drainage. 243 Comment
  UC723805  Dryopteris arguta Joseph Andorfer Ewan 1933-6-17 10824 Los Angeles Temescal Canyon; Santa Monica Mts Comment
  SD82352  Dryopteris arguta L. H. Cook Unknown Los Angeles Big Dalton Canyon Comment
  RSA720613  Dudleya cymosa subsp. ovatifolia Naomi Fraga, Janell Cassianni, Ryan Gilmore 2006-7-25 1733 Los Angeles Malibu Canyon, small side drainage just south of Malibu Canyon tunnel. 259 Comment
  CAS-BOT-BC428407  Dudleya lanceolata K. Nakai 1978-5-4 376 Los Angeles Santa Monica Mountains, Santa Ynez Cyn. 2286 Comment
  RSA613166  Dudleya lanceolata Joseph A. Ewan 1932-6-29 7560 Los Angeles 1/2 mi. N of El Segundo. Comment
  UCR259406  Dysphania botrys R. G. Swinney 2010-9-9 13742 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  SEINET4558813  Dysphania botrys G. B. Grant 1902-1 246 Los Angeles Pasadena Lisson loleal Comment
  IRVC28757  Echinochloa colona A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-6 25550 Los Angeles north of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons Santa Clara River Valley 274 Comment
  UCD95147  Ehrendorferia ochroleuca Henry J. Thompson 1960-5-14 3059 Los Angeles Santa Monica Mountains, along road to Saddle Peak, just west of La Tuna Canon summit. 609 Comment
  SBBG126182  Ehrharta erecta A. C. Sanders with T. B. Salvato, M. Provance 2009-5-27 36971 Los Angeles Baldwin Park, light industrial park at end of Cloverleaf Dr, E bank of San Gabriel River NE of its confluence with Walnut Crk, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines 89 Comment
  UCR275550  Ehrharta erecta D. E. Bramlet 2010-1-12 4439 Los Angeles South Coast, Oxford Basin, Marina del Rey, between Admiralty Way & Washington Blvd., near the bike path 3 Comment
  UCR259248  Eleocharis R. G. Swinney 2010-6-4 13000 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  UCR155921  Eleocharis obtusa A. C. Sanders 2005-5-5 29896 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  RSA191644  Eleocharis palustris Robert F. Thorne, M. Z. Thorne 1966-8-29 36605 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines Recreation Area south of Jackson Lake on road from Big Pines to Valyermo 1860 Comment
  UCR210251  Eleocharis parishii R. G. Swinney 2008-9-9 9441 Los Angeles San Gabriel Mtns., Big Rock Wash, 0.3 mi. north of junction of with Pallett Creek Rd. and Valyermo Rd. 1070 Comment
  CAS-BOT-BC113285  Eleocharis parishii Robert F. Thorne; J. Dourley 1967-10-10 37338 Los Angeles San Gabriel Mts, Angels Natl Forest: Jackson Lake, NW end of lake on low, dry bank. 1866 Comment
  RSA232288  Eleocharis parishii Robert F. Thorne, M. Z. Thorne 1969-7-10 38414 Los Angeles San Gabriel Mountains, Angeles National Forest: just E of Holiday Hill Ski area, Swartout Valley 1997 Comment
  RSA0029446  Elymus elymoides R. F. Thorne 1973-5-11 43464 Los Angeles Mojave Desert Slope: 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb Ridge, ca. 2 1/2 miles due S of Llano. 1159 Comment
  RSA126720  Elymus glaucus P. H. Raven 1959-5-9 14162 Los Angeles Santa Monica Mountains. Mulholland Hwy 1 mile W of Las Virgenes Road. Malibu Creek drainage, 274 Comment
  RSA0113893  Elymus glaucus Steven A. Junak 1999-5-21 SCa- 990 Los Angeles Santa Catalina Island. Coffee Pot Canyon, upstream from road crossing. 427 Comment
  SBBG59344  Elymus multisetus R. Hoffmann 1932-4-27 Los Angeles Lancaster Comment
  RSA228899  Elymus trachycaulus subsp. trachycaulus R. F. Thorne 1971-8-25 41268 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring on NW slope of Mt. Hawkins. Comment
  RSA652208  Emmenanthe penduliflora R. Morrison 1962-4-15 2 Los Angeles Tarzana. Comment
  SD38512  Emmenanthe penduliflora Edith A. Purer 1931-5-8 2063 A Los Angeles Griffith Park Comment
  UCR261356  Emmenanthe penduliflora R. G. Swinney 2010-3-13 11889 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  SD253464  Emmenanthe penduliflora var. penduliflora R. G. Swinney 2011-5-31 14926 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek (Chilao Flat 7.5'Q) 1096 Comment
  UC54171  Encelia californica Jos. Burtt Davy 1901-6-1 7774 Los Angeles Redondo Comment
  UCD150969  Encelia farinosa D. S. Park 2010-4-27 55 Los Angeles Ranch Santa Ana Botanic Garden 380 Comment
  RSA598108  Encelia farinosa var. farinosa Steve Boyd, Lauren Raz 1997-3-4 9155 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. 610 Comment
  CAS-BOT-BC81813  Ephedra nevadensis Roxana S. Ferris 1918-6-12 909 Los Angeles in vacant lot, Lancaster Comment
  RSA0049936  Ephedra nevadensis R. G. Swinney 2010-5-12 12743 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
  UC1134397  Ephedra nevadensis H. A. Jensen 1933-5-8 292 Los Angeles Mouth of Pallett Creek Rock Creek Quad., Mouth of Pallett Creek 1097 Comment
  UCR194579  Epilobium R. G. Swinney 1998-7-29 6551 Los Angeles San Gabriel Mtns., c. 100 m downstream from Upper Fish Fork Campground 1817 Comment
  CAS-BOT-BC166190  Epilobium canum subsp. canum G. L. M. 1915-9-6 444 Los Angeles Above falls of Sawpit Canyon near Monrovia Comment
  CDA12158  Epilobium canum subsp. canum A. Overturf 1989-12-28 s.n. Los Angeles Angeles National Forest; Eaton Canyon, immediately to the S below Mt. Wilson. Comment
  RSA588440  Epilobium canum subsp. canum Wm. Martin 1971-8-18 s.n. Los Angeles Vicinity of Chantry Flats, along road to bottom of Santa Anita Canyon [San Gabriel Mts.] Comment
  RSA588445  Epilobium canum subsp. canum F. H. Elmore 1939-11-26 s.n. Los Angeles Wilson Cove, San Clemente Island Comment
  UCR209850  Epilobium canum subsp. latifolium R. G. Swinney 2008-7-16 9247 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  UCR223169  Epilobium canum subsp. latifolium R. G. Swinney 2009-7-22 11322 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  UCR277412  Epilobium canum subsp. latifolium R. G. Swinney 2011-10-13 15785 Los Angeles San Gabriel Mountains, Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek 1573 Comment
  RSA0073364  Epilobium ciliatum R. G. Swinney 2010-3-16 11959 Los Angeles 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
  RSA0113228  Epilobium ciliatum R. G. Swinney 2010-9-30 13925 Los Angeles San Gabriel Mountains; 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs. 2290 Comment
  UCR258891  Epilobium ciliatum R. G. Swinney 2010-8-16 13524 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA652778  Epilobium ciliatum subsp. ciliatum Monica Acosta 1998-5-25 37 Los Angeles Parking lot J at California State Polytechnic University. (Cal Poly Pomona) 226 Comment
  RSA733174  Epilobium ciliatum subsp. ciliatum R. G. Swinney 1998-8-5 6663 Los Angeles San Gabriel Mtns.: upper East Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch. 1235 Comment
  UC64306  Epilobium ciliatum subsp. ciliatum H. M. Hall 1895-8-5 228 Los Angeles Swarthout Canyon San Antonio Mountains 2042 Comment
  RSA229154  Epilobium glaberrimum subsp. glaberrimum Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38842 Los Angeles San Gabriel Mountains, Angeles National Forest: N-facing slope above Angeles Crest Higway N & below Lily Spring at headwater of S Fork, Big Rock Creek, ca. 2 miles S of Dawson Saddle. 2317 Comment
  SEINET3149904  Epilobium parishii G. B. Grant 1904-6-17 400 /6302 Los Angeles Pasadena Comment
  RSA0077549  Equisetum laevigatum G. Wallace 1964-5-11 s.n. Los Angeles Arcadia. Comment
  SBBG13489  Equisetum telmateia subsp. braunii P. H. Raven 1962-5-22 17845 Los Angeles ca. 1 mi below Middle Ranch Comment
  POM50294  Equisetum telmateia var. braunii L. R. Abrams 1901-4-5 1352 Los Angeles San Fernando Mtns. Comment
  RSA611947  Eragrostis mexicana subsp. virescens L. C. Wheeler 1935-12-9 4068 Los Angeles 2 miles NE of La Verne 381 Comment
  RSA596225  Eremocarpus setiger T. S. Ross 1990-6-11 3396 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  LA200985  Eremothera boothii subsp. decorticans Carl Wishner; 1987-3-15 1300 Los Angeles 499 Comment
  UCR223690  Eriastrum densifolium R. G. Swinney 2009-6-24 11259 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  UCR263292  Eriastrum densifolium subsp. austromontanum Anuja Parikh, Nathan Gale 2012-6-24 3594 Los Angeles Transverse Range, San Gabriel Mountains, Upper Tujunga Canyon, 0.3 km east-northeast of Shortcut Station, 0.7 km north of State Hwy 2, Angeles Crest Hwy 1317 Comment
  UCR56321  Eriastrum densifolium subsp. densifolium S. J. Myers, Ed LaRue 1989-3-17 s.n. Los Angeles West Mojave Desert, Palmdale area, Elizabeth Lake Road to California Aqueduct. San Andreas Rift Zone bisects the site 884 Comment
  CATA1613  Eriastrum filifolium Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Janet Takara 1998-5-1 2883 Los Angeles Santa Catalina Island: Ridge to Whitley's Peak 384 Comment
  SBBG117019  Eriastrum filifolium S. A. Junak with M. L. Hoefs 2001-5-5 SCa 1514 Los Angeles ridgetop on N side of Middle Ranch Cyn 426 Comment
  UCR231914  Eriastrum rosamondense Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 7993 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, 100 m west of Sierra Highway and 200 m south of Avenue A 703 Comment
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Mar 29 2014
  JEPS123279  Eriastrum rosamondense David Gowen 2005-5-11 309 Los Angeles Hwy 138 (West Ave. D) west of Lancaster. NE corner of intersection with 40th Street W. Comment
  UCR149805  Eriastrum sapphirinum Scott D. White, Pam Devries 2004-6-14 10502 Los Angeles Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 518 Comment
  UCR150457  Eriastrum sapphirinum R. G. Swinney 1999-6-21 7344 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  RSA0121296  Eriastrum sapphirinum subsp. dasyanthum L. R. Abrams 1902-7-2 2636 Los Angeles Sierra Madre. Comment
  UCR277221  Ericameria cooperi R. G. Swinney 2010-6-1 13171 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
  UC1595443  Ericameria cooperi var. cooperi Tim Ross 1992-4-4 6073 Los Angeles 1 mi se Black Butte (middle butte of the three, sw Mojave Desert, on El Mirage USGS 7.5 ft topo); Mojave Desert, Three Sisters 975 Comment
  RSA359324  Ericameria cuneata var. cuneata Anstruther Davidson 1915-8-1 3086 Los Angeles Camp Baldy. Comment
  UC1118743  Ericameria linearifolia A. Lewis 1933-4-20 188 Los Angeles 1.5 mi s Palmdale; Elizabeth Lake Quad. 853 Comment
  UC520187  Ericameria linearifolia H. Anderson 1932-3-31 Los Angeles Peace Valley Comment
  RSA0064066  Ericameria nauseosa var. bernardina R. G. Swinney 2010-10-13 14042 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  CAS-BOT-BC299016  Ericameria nauseosa var. hololeuca H. M. Hall 1917-10-27 10586 Los Angeles 16 km W of Lancaster, Antelope Valley Comment
  LA201019  Ericameria nauseosa var. mohavensis Carl Wishner; 1990-1-23 CW- 1676 Los Angeles Simi Hills, Woolsey Canyon, Woolsey Canyon Rd near summit at double hairpin turn 502 Comment
  SD247324  Ericameria nauseosa var. oreophila R. G. Swinney 2010-10-8 14006 Los Angeles San Gabriel Mountains: Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 Comment
  CAS-BOT-BC299510  Ericameria palmeri var. pachylepis Louis C. Wheeler 1931-10-16 254 Los Angeles U.C.L.A. Campus, west Los Angeles 114 Comment
  JEPS19468  Ericameria palmeri var. pachylepis Peter H. Raven 1957-9-21 11340 Los Angeles near hill at nw end U.C.L.A. Campus Comment
  CHSC95436  Ericameria parishii LeRoy Gross 2001-9-1 446 Los Angeles Los Angeles Basin: Verdugo Mountains; north side, Along Hostetter Mountain Way. On steep old bulldoze ridge line that runs east off of Hostetter. 610 Comment
  UCR142535  Ericameria parishii Lyman Benson 1948-9-15 13540 Los Angeles San Gabriel Mountains, dam in Big Dalton Canyon above Glendora 366 Comment
  CAS-BOT-BC293134  Ericameria pinifolia David D. Keck 1932-10-14 1949 Los Angeles Tujunga Wash, 4 mi. E. of Van Nuys, on Van Owen Street Comment
  OBI5700  Ericameria pinifolia Carl B. Wolf 1931-5-13 1996 Los Angeles Pacoima wash, near bridge on the road from Tujunga to San Fernando 366 Comment
  RSA719736  Erigeron breweri var. covillei R. G. Swinney 1996-8-7 5219 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half of Brown's Flat 1317 Comment
  UCD131898  Erigeron foliosus Robert C. Bechtel 1956-7-18 s.n. Los Angeles Tanbark Flat, San Dimas Experimental Forest. 822 Comment
  POM183633  Erigeron foliosus Joseph A. Ewan 1929-6-22 3438 Los Angeles Santa Monica Mtns: Rodgers Canyon. Comment
  POM122297  Erigeron foliosus var. foliosus Marcus E. Jones 1926-9-2 s.n. Los Angeles SAN GABRIEL MTNS: Swartout Valley. Comment
  CAS-BOT-BC296175  Erigeron foliosus var. foliosus Geo. B. Grant 1904-6-14 6303 Los Angeles Sand Pit Canyon, Monrovia Comment
  CDA4921  Erigeron foliosus var. foliosus W. Hill 1957-5-2 Los Angeles Mt. San Antonio College, Walnut. 0 Comment
  PASA1735  Erigeron philadelphicus Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  UCSB5279  Eriodictyon crassifolium Waian, Lee 1960-4-10 Los Angeles The hillside adjacent to Sheldon Rd. 1 mile west of Foothill Blvd., in the Hansen Dam Basin area Comment
  CAS-BOT-BC189115  Eriodictyon crassifolium var. crassifolium Ernest C. Twisselmann 1964-6-10 9622 Los Angeles Fork at the head of Castaic Valley 1310 Comment
  RSA0060042  Eriodictyon crassifolium var. crassifolium Christopher Davidson, B. Gustafson 1975-6-24 2876 Los Angeles Big Tujunga Canyon, ca. 5 mi NE of Sunland on Rd 2N78. 686 Comment
  SBBG131935  Eriodictyon traskiae S. A. Junak 2000-5-19 SCa 1306 Los Angeles rd to White's Landing, 0.1 mi from intersection with airport rd, on E-facing slope 408 Comment
  UCR223749  Eriodictyon trichocalyx R. G. Swinney 2009-6-24 11229 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  SEINET12279763  Eriodictyon trichocalyx M. T. Doutt 1931-1 647 Los Angeles Sierra Madre Mts 1768 Comment
  UCR173890  Eriogonum angulosum Scott D. White, J. Wood 2005-9-22 11227 Los Angeles Liebre Mtns, Tapia Canyon: c. 2 air mi east of the Interstate 5/Old Ridge Rt. junction 457 Comment
  CAS-BOT-BC248707  Eriogonum arborescens Eric Walther 1931-5-1 s.n. Los Angeles Santa Barbara Islands. Hugh Evans' place, Santa Monica Comment
  UCR99516  Eriogonum baileyi var. baileyi Steve Boyd, Lauren Raz 1996-10-29 9112 Los Angeles San Gabriel Mtns., Atmore Meadows area at the SE end of Liebre Mtn. in a tributary drainage to the North Fork Fish Canyon 1317 Comment
  CAS-BOT-BC241893  Eriogonum cinereum A. C. Sanders; Karen Kirtland 2010-5-14 38349 Los Angeles South Coast: Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  LA206744  Eriogonum cinereum C. M. Dammers; 1933-10-27 sn Los Angeles Point Firman Comment
  RSA393149  Eriogonum cinereum Unspecified 1923-7-12 s.n. Los Angeles Topanga Canyon. Comment
  SEINET6332075  Eriogonum cinereum Noel H. Holmgren, James L. Reveal 1966-5-31 2616 Los Angeles California 1, about 10 miles west of Malibu Comment
  CAS-BOT-BC241930  Eriogonum cithariforme Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8144 a Los Angeles Liebre Mountains: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sectiosn 3,4,9,10) 1708 Comment
  UCR259986  Eriogonum davidsonii R. G. Swinney 2010-10-8 14002 Los Angeles San Gabriel Mountains, Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge 2453 Comment
  UCR276716  Eriogonum davidsonii R. G. Swinney 2010-9-21 13866 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  SDSU6544  Eriogonum elongatum R. M. Beauchamp 1966-8-10 63 Los Angeles Growing beside road in Topange Canyon. Comment
  CAS-BOT-BC249763  Eriogonum elongatum var. elongatum F. Grinnell Jr. 1917-9-23 s.n. Los Angeles Negro Canon [Canyon], near Pasadena, San Gabriel Mts. Comment
  CDA22584  Eriogonum fasciculatum Phillipson 1915-8-2 Los Angeles Monrovia Comment
  RSA0035186  Eriogonum fasciculatum James S. Burns 1992-5-11 13 Los Angeles 1.5 miles west on Rincon fire road from east access, Angeles National Forest. 762 Comment
  UCR140596  Eriogonum fasciculatum subsp. polifolium Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-16 1- 3 Los Angeles Western Transverse Range, Acton [near Red Rover Mine], Escondido Canyon off Route 14, Site L1 950 Comment
  UCR239970  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2009-11-18 11657 Los Angeles Transverse Range; San Gabriel Mountains, summit of Oracle Hill, 1 air mi. ESE of junction of Angeles Forest Hwy & Soledad Canyon 1310 Comment
  RSA596220  Eriogonum fasciculatum var. foliolosum Tim S. Ross, Peter Fritsch 1990-6-11 3401 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  UCR125235  Eriogonum fasciculatum var. foliolosum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25505 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, dry side canyon near its mouth on north side of road, NE of bench mark 1205 396 Comment
  RSA754240  Eriogonum fasciculatum var. polifolium Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1763 Los Angeles Carlyle Linder Equestrian Park along Big Dalton Wash, across foot bridge, next to river channel Comment
  UC1601626  Eriogonum fasciculatum var. polifolium I. M. Johnston 1917-7-28 1569 Los Angeles N. Fk. San Antonio Canyon San Antonio Mountains, N. Fk. San Antonio Canyon 2209 Comment
  UC849439  Eriogonum giganteum F. R. Fosberg 1931-7-9 S 5358 Los Angeles Avalon Santa Catalina Island, Avalon 30 Comment
  CAS-BOT-BC250311  Eriogonum giganteum var. formosum Reid Moran 1958-9-16 6843 Los Angeles Canyon 2 miles SE of Eel Point, San Clemente Island 100 Comment
  RSA0086924  Eriogonum gracile R. G. Swinney 2010-6-23 13337 Los Angeles 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
  RSA393236  Eriogonum gracile var. gracile F. R. Fosberg 1930-7-3 S 3089 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  SEINET7856441  Eriogonum gracile var. gracile M. A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-14 3002 Los Angeles Santa Clarita Valley; Newhall Ranch, mouth of Castaic Creek, south of SR 126 290 Comment
  SBBG61957  Eriogonum gracillimum R. Hoffmann 1928-7-7 Los Angeles 5 mi W of Castaic Jct Comment
  PASA1486  Eriogonum gracillimum 1926-5-30 Los Angeles Mohave Desert Comment
  UCR210206  Eriogonum heermannii R. G. Swinney 2008-8-14 9438 Los Angeles San Gabriel Mtns., confluence of Big Rock Creek and Fenner Canyon 1640 Comment
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Oct 23 2020
  CAS-BOT-BC261178  Eriogonum heermannii var. heermannii Carl B. Wolf 1932-8-11 4009 Los Angeles Big Rock Creek, 1/8 mi. below Big Rock Ranger Station, desert slope of San Gabriel Mts. 1066 Comment
  UC545888  Eriogonum heermannii var. heermannii Carl B. Wolf 1932-10-21 4363 Los Angeles 1/8 mi below Big Rock Ranger Station; San Gabriel Mts., Big Rock Creel 1066 Comment
  RSA228904  Eriogonum kennedyi var. alpigenum Robert F. Thorne 1971-8-25 41280 Los Angeles Angeles National Forest: Just N of summit of Mt. Hawkins on saddle between Hawkins and Throop Peak 2668 Comment
  UCR117227  Eriogonum maculatum B. G. Pitzer 1998-5-12 3697 .1 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
  JEPS56722  Eriogonum microthecum var. johnstonii I. M. Johnston 1917-9-16 1726 Los Angeles w spur of Baldy ( = Mt. San Antonio ) San Antonio Mountains, Baldy ( = Mt. San Antonio ) 2743 Comment
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Jan 4 2012
  UCR280417  Eriogonum mohavense Onkar Singh 2014-3-18 4377 Los Angeles Mojave Desert, c. 10 km north of Littlerock, near junction of Avenue O and 110th St. 804 Comment
  RSA0021021  Eriogonum nudum var. pauciflorum Duncan S. Bell, Caitlin Elam 2013-7-11 5369 Los Angeles Sheep Mountain Wilderness; eastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1993 Comment
  UCR94474  Eriogonum nudum var. westonii Orlando Mistretta 1995-10-2 1944 Los Angeles San Gabriel Mtns, Little Rock Creek. Upstream from Basin Campground 1052 Comment
  RSA596433  Eriogonum ordii Steve Boyd, Mark A. Elvin, Victoria Jotikasthira 1996-6-25 8873 Los Angeles Liebre Mountains, West Fork Liebre Gulch in narrow side canyon to the east. 1012 Comment
  POM184072  Eriogonum parvifolium var. parvifolium P. A. Munz 1932-8-31 12813 Los Angeles Playa Del Rey Comment
  RSA522945  Eriogonum plumatella Tim S. Ross, Annette H. Ross 1990-11-17 3328 Los Angeles SW Mojave Desert: 2.3 air-miles NNW of Bob's Gap off the E side of 165th Street East. 1050 Comment
  UCR240031  Eriogonum plumatella R. G. Swinney 2009-11-13 11609 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  CAS-BOT-BC258235  Eriogonum pusillum Peter Kamb 1948-5-6 973 Los Angeles Desert foothills of the San Gabriel Mts above Little Rock 975 Comment
  UC1595696  Eriogonum pusillum W. Wisura, E. Roeder 1992-4-21 4702 Los Angeles 0.3 mi n on Valyermo Rd. turnoff to St. Andrews; West Mojave Comment
  CAS-BOT-BC267755  Eriogonum roseum A. D. E. Elmer 1902-6-1 3725 Los Angeles Acton Comment
  SBBG17103  Eriogonum saxatile M. Vincent 1962-5-7 243 Los Angeles 1 mi from Pearblossom turnoff on rd to Valyermo Comment
  UCR223533  Eriogonum saxatile R. G. Swinney 2009-5-28 10914 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  CAS-BOT-BC267618  Eriogonum saxatile F. Grinnell Jr. 1917-7-28 s.n. Los Angeles Mt. Willson Ridge, San Gabriel Mountains 1767 Comment
  RSA225811  Eriogonum umbellatum var. minus Robert F. Thorne, C. W. Tilforth, John Dourley 1971-7-27 41086 Los Angeles San Gabriel Mountains, Angeles National Forest: Mt. San Antonio. along trail from Baldy Notch to Old Baldy 2500 Comment
  UCR202686  Eriogonum umbellatum var. minus R. G. Swinney 2001-8-9 8028 Los Angeles San Gabriel Mtns., Pleasant View Ridge c. 0.9 mi. NW of Mt. Williamson 2488 Comment
  UCSB22030  Eriogonum umbellatum var. minus Wilken, Dieter 1968-7-9 Los Angeles Ridge south of Dawson Saddle along trail to Throop Peak; San Gabriel Mtns 2468 Comment
  UCR209983  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-7-24 9295 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  POM357945  Eriophyllum confertiflorum B. C. Templeton 1929-12-10 1443 Los Angeles Mandeville canyon, Santa Monica Mountains. 250 Comment
  UCR124546  Eriophyllum confertiflorum B. C. Templeton 1932-7-21 5036 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UCR147670  Eriophyllum confertiflorum Steve Boyd, Amber Maurice 2004-5-18 11316 Los Angeles Transverse Ranges; Liebre Mtns region, Road leading down towards Atmore Meadows area from main road, on crest of Liebre Mountain at crossing of spring outflow 1437 Comment
  JEPS30453  Eriophyllum confertiflorum var. confertiflorum Henry J. Thompson 1959-5-2 1968 Los Angeles 1.7 mi up the canyon from Coast Highway; Santa Monica Mountains, Little Sycamore Canyon, Yerba Buena 152 Comment
  LA200195  Eriophyllum confertiflorum var. confertiflorum T. A. Geissman; 1966-5-14 TAG- 51466 -EC Los Angeles 329 Comment
  LA203529  Eriophyllum confertiflorum var. confertiflorum Carl Epling; Louis Wheeler 1933-6-4 1852 Los Angeles near summit, Ridge Route 1523 Comment
  LA94439  Eriophyllum confertiflorum var. confertiflorum Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  UC1595218  Eriophyllum confertiflorum var. confertiflorum Tim Ross and Peter Fritsch 1990-6-20 3657 Los Angeles ridgetop between W Fk San Gabriel River and Roberts Canyon (Rincon-Red Rd (2N24)); San Gabriel Mountains 1255 Comment
  UCR200154  Eriophyllum confertiflorum var. confertiflorum Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 817 Los Angeles Verdugo Mountains, south side, Stough Canyon, along Stough Canyon Avenue (Walnut Avenue) before gate to nature center, west of De Bell Municipal Golf Course 396 Comment
  UCR222839  Eriophyllum pringlei R. G. Swinney 2009-5-13 10758 Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  PASA667  Erodium cicutarium Annetta Carter 1928-12-29 Los Angeles Base of Sierra Madre Mts. Comment
  RSA654076  Erodium cicutarium Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 739 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy 427 Comment
  UCR90276  Erodium cicutarium Karen Kirtland 1993-4-10 s.n. Los Angeles Western Mojave Desert, Lancaster, east of 10th Street E between Avenue 'F' and 'G 709 Comment
  UCSB68646  Erodium cicutarium Gross, LeRoy 2003-2-10 Los Angeles Transverse Ranges: Verdugo Mountains Region;: South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway; Burbank Quad. 7.5: TIN R13W S5, Center 783 Comment
  RSA226191  Erodium cicutarium Gary D. Cromwell 1971-4-16 509 Los Angeles Mystic Canyon, 2 mi NE of Glendora Comment
  RSA659443A  Erodium cicutarium Monica Acosta 1998-5-26 25 -A Los Angeles Parking lot J at California State Polytechnic University(Cal Poly Pomona). 226 Comment
  SEINET8553327  Erodium cicutarium G. B. Grant 1901 to 1905 448 Los Angeles Pasadena, Pacific Coast Comment
  SFV15592  Erysimum capitatum K. C. Molina, K. L. Garrett 1992-5-10 16 Los Angeles San Gabriel Mountains Valyermo. Valyermo Road, about 1 km northwest of Big Rock Creek. 1200 Comment
  RSA0091093  Erysimum capitatum var. capitatum R. G. Swinney 2011-5-26 14868 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  RSA530279  Erysimum capitatum var. capitatum L. E. Hoffman 1929-4-13 s.n. Los Angeles Trail Canyon, Angeles National Forest. Comment
  RSA303596  Erysimum capitatum var. capitatum J. R. Shevock 1970-3-7 22 Los Angeles Big Tujunga Canyon 610 Comment
  CATA167  Erysimum cheiri Mark L. Hoefs 1973-3-17 130 Los Angeles Santa Catalina Island: Pebbly Beach Road 3 Comment
  RSA652140  Eschscholzia californica Frank W. Hedges 1948-5-9 s.n. Los Angeles 517 W. Puente, Covina. 170 Comment
  POM385  Eschscholzia californica var. peninsularis Dian Haynes 1893-05 s.n. Los Angeles Collected near Pasadena Comment
  RSA549229  Eucalyptus globulus Scott D. White 1992-10-8 870 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  RSA0012594  Eucalyptus globulus Doris Bowers 1967-10-4 301 Los Angeles Palos Verdes Pen. 305 Comment
  CHSC95364  Eucrypta chrysanthemifolia var. chrysanthemifolia Laura Moore; Ron Burchet, LeRoy Gross, Debby Zygielbaum 2000-6-8 43 Los Angeles Los Angeles Basin: Verdugo Mountains ; La Tuna Canyon Park: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 586 Comment
  SBBG120062  Eucrypta chrysanthemifolia var. chrysanthemifolia A. C. Sanders 2003-4-14 25980 Los Angeles Newhall Ranch, ca. 0.4 mi N of St Hwy 126, W of Castaic Crk and N of its confluence with Santa Clara River, 0.6 mi S of Commerce Center Drive along Franklin Parkway 305 Comment
  LA85599  Eulobus californicus Elizabeth McClintock; 1945-5-1 sn Los Angeles Santa Monica Mountains, Dry Canyon-Cold Creek Road Comment
  POM2801  Euphorbia crenulata W. R. Shaw 1900-4-4 s.n. Los Angeles Live Oak Canyon Comment
  UCR97079  Euphorbia maculata Scott D. White 1996-8-31 4506 Los Angeles City of Claremont, Geneva Avenue, north of San Jose, south of Arrow Highway, west of Indian Hill, east of Towne. 323 Comment
  UCR206175  Euphorbia nutans A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36944 Los Angeles San Gabriel Valley, Baldwin Park, San Gabriel River channel south of Ramona Blvd. and north of I-10 Fwy, under SCE powerlines 91 Comment
  RSA432457  Euphorbia peplus N. C. Cooper 1948-8-15 3002 Los Angeles Front yard, 900 block, Jefferson Ave. Los Angeles. Comment
  SD31193  Euphorbia polycarpa Edith A. Purer 1931-4-28 1759 Los Angeles Palos Verdes Hills, at edge of of road on south side of hills Comment
  UCR210448  Euphorbia serpillifolia R. G. Swinney 2008-11-30 9878 Los Angeles San Gabriel Mtns., Azusa/Irwindale boundary, San Gabriel River Channel within 75 m of Foothill Blvd. bridge 177 Comment
  UCSB3592  Euphorbia spathulata Beach, Kay 1943-5-11 Los Angeles Woods trail about 1 mile above Dalton; San Dimas Exp. Forest Comment
  CDA20094  Euphorbia terracina M. O'Brien 2003-3-3 s.n. Los Angeles South Coast; Malibu Bluffs. 0 Comment
  CATA3340  Extriplex californica Amy Catalano, Schylar Gholson 2016-2-9 013 Los Angeles Santa Catalina Island: Beach southwest of Smuggler's Loop Road 0 Comment
  RSA0051676  Feijoa sellowiana Jack Pepper 1953-4-10 s.n. Los Angeles Cheviot Hills. Comment
  SBBG131543  Festuca arundinacea S. A. Junak 1999-7-16 SCa 1043 Los Angeles near pier at Two Harbors 4 Comment
  UCR126857  Festuca microstachys A. C. Sanders 2003-4-29 26182 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  UCR154144  Festuca microstachys A. C. Sanders 2005-5-11 30169 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  UCR155136  Festuca microstachys A. C. Sanders 2005-5-5 29946 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, west edge of Cruzan Mesa, north of Bench Mark 'Plum 671 Comment
  UCR220171  Festuca microstachys R. G. Swinney 2009-4-2 10249 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  UCR187318  Festuca myuros var. hirsuta Gilbert Ocampo 2006-3-19 1671 Los Angeles San Gabriel Valley, Claremont, terreno baldio sobre la calle Montevista, entre Foothill Blvd. y 2nd Street. Lado W de la calle 404 Comment
  LA99130  Festuca octoflora R. L. Armacost; 1968-4-18 2357 Los Angeles 365 Comment
  LA14250  Festuca perennis Robert G. Engman; sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. Comment
  LA14254  Festuca temulenta Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UCR132350  Ficus carica John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect one 381 Comment
  CAS-BOT-BC500437  Ficus microcarpa R. E. Riefner, Jr. 2014-8-11 14 -284 Los Angeles City of Long Beach, Belmont Shores, N side of Ocean Blvd. at Prospect Ave. 4 Comment
  RSA158266  Filago arizonica Peter H. Raven 1962-4-12 17321 Los Angeles Near foot of canyon south of canyon below the Tomb, west side of San Clemente Island 137 Comment
  UCR155619  Filago californica A. C. Sanders, T. B. Salvato 2005-4-26 29699 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
  RSA155918  Filago californica Peter H. Raven 1962-5-9 17653 Los Angeles San Clemente Island, along road just north of Guds. 250 Comment
  RSA69881  Forestiera pubescens F. W. Peirson 1919-6-13 483 Los Angeles Large colony on south side of canyon of Rock Creek. 1296 Comment
  CAS-BOT-BC53322  Frangula californica subsp. cuspidata I. M. Johnston 1917-8-22 1709 Los Angeles Prairie 7 h. of San Gabriel River 1981 Comment
  RSA391390  Frankenia grandifolia Anstruther Davidson 1890-08 s.n. Los Angeles [Los Angeles]? Comment
  RSA391395  Frankenia grandifolia H. E. Hasse 1889-7-30 s.n. Los Angeles Near Los Angeles Comment
  UCR273024  Frankenia grandifolia F. R. Fosberg 1931-5-17 S- 4885 Los Angeles Channel Islands, Santa Catalina Island, Little Harbor 5 Comment
  CAS-BOT-BC223760  Frankenia salina LeRoy Abrams 1902-6-9 2500 Los Angeles Playa del Rey Comment
  RSA760684  Fraxinus pennsylvanica subsp. velutina R. G. Swinney 2008-12-6 9964 Los Angeles Azusa, mouth of San Gabriel Canyon 1.4 mi. north of Sierra Madre Ave., south side of road at spring, 0.5 mi. east of San Gabriel Canyon Information Station on Hwy 39. 256 Comment
  UCR126833  Fraxinus uhdei A. C. Sanders, Mark A. Elvin 2002-8-26 25592 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa 305 Comment
  CAS-BOT-BC211006  Fraxinus velutina L. R. Abrams 1900-8-10 876 Los Angeles San Gabriel River, West Fork Comment
  CAS-BOT-BC212391  Fremontodendron californicum Carl B. Wolf 1936-5-27 7861 Los Angeles Aliso Canyon to Buckhorn Flats Road, 8 mi. above Tie Camp Summit, San Gabriel Mts. 1676 Comment
  RSA426871  Fremontodendron californicum J. Aug. Kusche 1922-05 s.n. Los Angeles Mojave Desert Comment
  SBBG57786  Fritillaria biflora M. Caruthers 1916-1 656 Los Angeles Eagle Rock 274 Comment
  UCR116941  Galium angustifolium A. C. Sanders, D. Malueg 2001-5-17 24341 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 11 acre gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decommissioned 122 Comment
  LA208337  Galium angustifolium subsp. angustifolium F. R. Fosberg; 1932-5-5 8109 Los Angeles Santa Catalina Island, hill n. Avalon 30.0 Comment
  RSA512152  Galium angustifolium subsp. angustifolium S. J. Myers 1989-4-28 s.n. Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct. 884 Comment
  RSA524968  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1990-6-6 2821 B Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  UC124587  Galium angustifolium subsp. angustifolium H. M. Hall 1908-6-16 8280 Los Angeles Avalon Santa Catalina Island Comment
  UC1594363  Galium angustifolium subsp. angustifolium Tim Ross 1992-5-17 6343 Los Angeles center w side San Gabriel Reservoir (short easterly spur canyon along Hwy 39); San Gabriel Mountains 463 Comment
  UC416625  Galium angustifolium subsp. angustifolium R. L. Pendleton 1909-7-2 1359 Los Angeles road e Avalon; Santa Catalina Id. 9 Comment
  UCR272521  Galium angustifolium subsp. angustifolium R. G. Swinney 2011-7-7 15430 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  RSA517108  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1990-5-14 2463 Los Angeles San Gabriel Mts.: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1155 Comment
  SBBG127511  Galium catalinense M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-4 2840 Los Angeles bluff SE of Rippers Cove 6 Comment
  JEPS7023  Galium grande F. W. Peirson 1919-5-18 448 Los Angeles ridge between Monrovia Canyon and Fish Canyon; San Gabriel Mts. 990 Comment
  RSA678816  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1292 Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.8 miles from trailhead out of Chantry Flat area. 838 Comment
  UC2030108  Galium grande V. Soza, Monica Acosta 2001-6-20 1299 b Los Angeles Transverse Ranges, San Gabriel Mountains region: Above Cold Springs Canyon, east of White Saddle, along Silver Fish Road (FS Road 1N29), ca. 1.54 miles east of junction with Van Tassel Truck Trail (FS Road 1N36). Comment
  UCR73392  Galium johnstonii T. S. Ross 1991-8-14 5755 Los Angeles San Gabriel Mtns, Roundtop Mtn 1890 Comment
  SBBG38865  Galium nuttallii subsp. insulare R. Moran 1941-3-11 700 Los Angeles N of Middle Ranch 250 Comment
  SD84871  Galium nuttallii subsp. insulare Reid Moran 1941-3-11 700 Los Angeles Ridge, north of Middle Ranch, Santa Catalina Island 249 Comment
  LA82083  Galium nuttallii subsp. nuttallii O. H. Kappler; 1941-3-15 125 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR272561  Galium porrigens R. G. Swinney 2011-6-7 15033 Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  UC1018199  Galium porrigens J. Warren 1952-4-15 Los Angeles Faculty Hill UCLA 121 Comment
  JEPS52958  Galium porrigens var. porrigens Lauramay T. Dempster and G. L. Stebbins 1964-1-26 3976 Los Angeles State Hwy 39 n Coldbrook Public Camp; San Gabriel Mts. 1188 Comment
  RSA466694B  Galium saxatile Anstruther Davidson 1883-06 s.n. Los Angeles Cample, Thornhill Comment
  CATA2072  Gambelia speciosa 1929-4-20 Los Angeles Santa Catalina Island 0 Comment
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Apr 28 2015
  SBBG19192  Gambelia speciosa M. A. Piehl 1963-12-8 631097 Los Angeles bottom of Cave Cyn, 0.5 mi from mouth 15 Comment
  RSA762055  Gamochaeta pensylvanica Orlando Mistretta, Christine Mistretta 2008-5-16 3104 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 109 per TRTP Survey 2008), Upper Fish Canyon. 1001 Comment
  CAS-BOT-BC186344  Garrya flavescens S. Y. Parnay s.n. Los Angeles On Mt. Wilson & Mt. Low [Lowe] Comment
  RSA582771  Garrya flavescens Tim S. Ross, Steve D. Boyd 1993-5-23 7245 Los Angeles Lower, easterly ridge of Red Mtn, on northerly to northeasterly slope 500-570 m SE of the saddle between Ruby and Clearwater Canyons., [Range:] 34 deg 35' 23-25''N 118 deg 29' 13''W 966 Comment
  CDA38576  Garrya flavescens R. F. Thorne, A. Takhtajan 1967-11-3 41873 Los Angeles San Gabriel Mountains; San Gabriel Mountains: San Antonio Canyon. 0 Comment
  POM132533  Garrya veatchii C. F. Baker 1905-2-15 4012 Los Angeles San Antonio Canyon near Claremont. Comment
  RSA392388  Garrya veatchii Louis C. Wheeler 1932-5-29 792 Los Angeles Hogback, San Antonio Canyon. 1128 Comment
  CAS-BOT-BC158006  Garrya veatchii Geo. B. Grant 1901-5-1 1724 Los Angeles mountain 1219 Comment
  RSA3733  Gastridium phleoides C. B. Wolf 1932-5-10 3523 Los Angeles Santa Catalina Island. Equestrian Trail back of Avalon. 259 Comment
  UCR17881  Gaura sinuata G. R. Johnstone 1932-4-30 s.n. Los Angeles Los Angeles Basin, 3600 block of Slauson Ave., Los Angeles 69 Comment
  LA211896  Gayophytum diffusum Orlando Mistretta; 1992-7-9 665 Los Angeles SAN GABRIEL MOUNTAINS, Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  RSA0092535  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-6-22 15255 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy. 1780 Comment
  RSA610211  Genista linifolia L. C. Wheeler 1970-9-3 s.n. Los Angeles San Gabriel Mountains: Mt. Wilson road below Henninger Flats. 670 Comment
  RSA70498  Geranium californicum F. W. Peirson 1922-7-6 3185 Los Angeles Swartout Valley region. Big Pines, north side of San Gabriel Mtns. 2073 Comment
  UC1587624  Geranium carolinianum Tim Ross 1991-4-21 4519 Los Angeles Middle Turnbull Canyon drainage, just sw of old water tank, Whittier Hills (Puente Hills, pro parte) Whittier Hills, Puente Hills 219 Comment
  LA201243  Geranium dissectum Arthur C. Gibson; 2003-4-28 4696 Los Angeles 289 Comment
  UCR95774  Geranium rotundifolium L. C. Wheeler 1967-7-30 10263 Los Angeles San Gabriel Mtns, Big Cienega Trail Canyon 1143 Comment
  RSA729388  Gilia R. G. Swinney 1999-6-28 7453 Los Angeles San Gabriel Mtns./Mojave Desert: Graham Canyon, south of Mescal highlands Rd. 1341 Comment
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Dec 7 2018
  RSA772306  Gilia R. G. Swinney 2009-4-28 10527 -A Los Angeles summit of Mt. Emma. 1585 Comment
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Dec 7 2018
  UCR276984  Gilia R. G. Swinney 2010-6-1 13138 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
  UCR256199  Gilia achilleifolia R. G. Swinney 2010-6-8 13208 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  RSA729002  Gilia aliquanta subsp. aliquanta Gary D. Wallace, B. Gustafson, D. Minor, Michael Wallace, F. Runyon, B. Birdsal 1982-4-26 1970 Los Angeles Fort Tejon Road. Comment
  RSA213360  Gilia angelensis Reid V. Moran 1941-3-11 697 Los Angeles Santa Catalina Island. Ridge north of Middle Ranch. 300 Comment
  SFV22030  Gilia angelensis V. Soza, I. E. Anderson, L. Gross 2000-6-6 977 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. North of Chandler Fire Road (Verdugo Mountainway), north of O' La Tuna, above Chandler and Fisher Canyons, south of La Tuna Canyon. West-facing ridgetop. 457 Comment
  UCR152891  Gilia angelensis A. C. Sanders, Helen Kennedy 2005-4-13 29434 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCSB33615  Gilia angelensis Griesel, Wesley 1962-3-17 Los Angeles Tapia Park, Santa Monica Mts. 152 Comment
  UCR204047  Gilia brecciarum R. G. Swinney 2005-5-14 8241 Los Angeles San Gabriel Mountains, northeast of Valyermo, Bob's Gap, ridge-top north of lime kilns 1220 Comment
  SBBG64440  Gilia brecciarum subsp. brecciarum R. Hoffmann 1929-5-17 Los Angeles Big Rock Crk, Paradise Camp Comment
  UCR129869  Gilia capitata P. A. Munz, L. T. Street, G. Williams 1919-4-5 2418 Los Angeles San Gabriel Valley, Puddingstone Canyon, San Dimas 335 Comment
  UCD117652  Gilia capitata Garm Beall 1997-5-9 22 Los Angeles Mulhollad Highway, 1 mile east of Malibu Canyon Road. Comment
  RSA225719  Gilia capitata subsp. abrotanifolia R. F. Thorne, A. C. Gibson 1971-5-22 39706 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  RSA470247  Gilia capitata subsp. abrotanifolia Christopher Davidson 1975-5-25 2551 Los Angeles Ca. 1 mi NE of Old Ridge Route (8N04) on rd 7N23 to Liebre Mountain. Angeles Nat. For 1357 Comment
  RSA607026  Gilia capitata subsp. abrotanifolia L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope of Smith Mountain, along Bear Creek Trail. 1280 Comment
  RSA611633  Gilia capitata subsp. abrotanifolia Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10115 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. 536 Comment
  UC908401  Gilia capitata subsp. abrotanifolia Herbert L. Mason 1926-4-26 2952 Los Angeles 4 mi w Saugus; w of Saugus Comment
  RSA225980  Gilia capitata subsp. abrotanifolia R. F. Thorne, A. C. Gibson 1971-5-22 39742 Los Angeles Fish Canyon. 305 Comment
  CAS-BOT-BC225335  Gilia latiflora subsp. cuyamensis Ernest C. Twisselmann 1959-6-2 5326 Los Angeles Summit of Liebre Mountain 1676 Comment
  RSA67696  Gilia latiflora subsp. davyi Verne Grant, Alva Grant 1952-4-23 17582 Los Angeles Leona Valley at jct. of Bouquet Reservoir and Palmdale roads. Comment
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Aug 2 2008
  UCSB73231  Gilia latiflora subsp. davyi Gross, LeRoy 2005-5-3 Los Angeles San Gabriel Mountains region: west terminus of Holcomb Ridge, west of Big Rock Creek; north of Fort Tejon Road, west of Valyermo Road Comment
  RSA725134  Gilia modocensis Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -15 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  RSA729402  Gilia modocensis R. G. Swinney 1998-6-12 6953 Los Angeles San Gabriel Mtns.: NW of Jackson Lake at Ball Flat. 0.7 mi. north of Big Pines Hwy on 4N16, Ball Flats Road 1890 Comment
  CAS-BOT-BC225505  Gilia nevinii Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-7 4262 Los Angeles Lower half of China Canyon, S end of island, W side, San Clemente Island Comment
  UC1594349  Gilia nevinii Tim Ross and Amy Kendall 1992-4-15 6191 Los Angeles sw 'Ledge' (central upland portion of San Clemente Island, sw of 'Ledge' (1328' knoll w of Stone field station), 236 degrees sw, ca 170m distant from summit of 'Ledge'); central upland portion of San Clemente Island 393 Comment
  CAS-BOT-BC402010  Gilia ochroleuca subsp. bizonata Louis C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent Comment
  UCR124249  Gilia ochroleuca subsp. bizonata L. C. Wheeler 1973-4-21 s.n. Los Angeles San Gabriel Mtns, Foothills of the mountains: 2 mi NE of Vincent 991 Comment
  RSA0016263  Gilia ochroleuca subsp. bizonata Orlando Mistretta, Christine Mistretta 2008-4-19 2492 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, Structure 115 per TRTP Survey 2008), vicinity of Van Tassel Canyon. 581 Comment
  UCR189262  Gilia ochroleuca subsp. ochroleuca R. G. Swinney 1998-5-16 6064 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
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May 3 2012
  RSA0017156  Gilia ochroleuca subsp. vivida L. C. Wheeler 1970-7-25 s.n. Los Angeles San Gabriel Mountains: Heliport 0.3 mi. N of South Mt. Hawkins 2287 Comment
  RSA0017187  Gilia ochroleuca subsp. vivida R. F. Thorne 1971-6-26 39994 Los Angeles Angeles National Forest. Near Chilao Old Camp. 1616 Comment
  UCR206128  Gilia splendens R. G. Swinney 2008-6-10 9003 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, 2.4 miles SSE of park headquarters on South Fork Trail 1585 Comment
  JEPS69713  Gilia splendens subsp. splendens Frank W. Peirson 1918-10-21 286 Los Angeles West Fork San Gabriel River 1219 Comment
  RSA649818  Gnaphalium californicum Matt Brooks 1988-5-1 29 Los Angeles Whittier, along the fire road at the bottom of Turnbull Canyon 0.3 miles south of its intersection with the Skyline Equestrian trail. Comment
  RSA678432  Gnaphalium microcephalum Mark Elvin, Orlando Mistretta, Jennifer Stone 1996-3-23 117 Los Angeles San Clemente Island 53 Comment
  RSA640638  Gnaphalium palustre L. C. Wheeler 1966-10-1 8928 Los Angeles San Gabriel Mountains: Big Tujunga Canyon at Colby Ranch Road. 960 Comment
  SEINET3245992  Gnaphalium palustre R. G. Swinney 2009-1 11471 Los Angeles Tranverse Range; San Gabriel Mtns.: Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. Mescal Creek. 628 Comment
  UCR192008  Gnaphalium palustre A. C. Sanders 2008-4-16 34913 B Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, 0.15 mi. north of Hwy 138 on the eat side of the cement plant road, 0.75 mi. ESE of Quail Lake 1021 Comment
  CAS-BOT-BC305269  Grindelia hirsutula John Thomas Howell 1931-5-29 6563 Los Angeles Hills of Santa Monica Mts. at Santa Monica Comment
  POM359199  Gutierrezia microcephala Roy R. Snelling 1977-10-10 771010 .6 Los Angeles 2 miles south of Pearblossom. 1067 Comment
  CAS-BOT-BC302128  Gutierrezia sarothrae Vernon O. Bailey 1907-10-29 s.n. Los Angeles San Fernando Comment
  UCR228415  Halogeton glomeratus Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-19 8013 Los Angeles Mojave Desert, Antelope Valley, N of Lancaster, E of Amargosa Creek, E side of Sierra Highway, 630 m N of Ave F and one km S of Ave E 702 Comment
  CATA1496  Harpagonella palmeri Mark L. Hoefs, Steven A. Junak 1996-5-1 2703 Los Angeles Santa Catalina Island: Road to Lone Tree, past Upper Road to Avalon Canyon 478 Comment
  UCR84486  Harpagonella palmeri T. S. Ross, Janet Takara 1993-4-23 6939 Los Angeles Channel Islands, Santa Catalina Island, upper E side of Cottonwood Canyon drainage, on northwesterly-trending ridge 900m WNW of Black Jack Mtn summit 494 Comment
  CAS-BOT-BC307294  Hazardia squarrosa var. grindelioides Parish 1897-9-26 1753 Los Angeles Avalon Comment
  LA203733  Hazardia squarrosa var. grindelioides Louis C. Wheeler; 1931-9-25 159 Los Angeles Eagle Rock 274 Comment
  POM359473  Hazardia squarrosa var. grindelioides Geo L. Moxley 1914-9-3 259 Los Angeles San Rafael Hills, near Pasadena Comment
  POM361280  Hazardia squarrosa var. grindelioides Fordyce Grinnell Jr 1911-09 1931 Los Angeles Bailey Canyon, San Gabriel Mountains. Comment
  UCD132669  Hedypnois cretica Daryl Koutnik 1978-3-30 s.n. Los Angeles Northwest of intersection of Pacific Avenue and Culver Boulevard near base of Ballona Bluffs. 3 Comment
  CAS-BOT-BC305435  Helianthus annuus 1901-3-9 s.n. Los Angeles Altadena Comment
  JEPS34874  Helianthus annuus Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco Comment
  RSA763509  Helianthus annuus R. G. Swinney 2008-11-30 9884 Los Angeles Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy 165 Comment
  UCR258955  Helianthus annuus R. G. Swinney 2010-2-27 11748 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  SDSU4555  Helianthus annuus A. H. Gallup 1948-10-25 249 Los Angeles On raod below Padua Hills. 488 Comment
  UCR170020  Helianthus inexpectatus A. C. Sanders, Mark A. Elvin 2002-8-28 25607 Los Angeles Western Transverse Range, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction, above confluence of Castaic Creek with Santa Clara River 305 Comment
  RSA0035884  Heliotropium curassavicum R. G. Swinney 2009-11-9 11592 Los Angeles confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  SFV16061  Heliotropium curassavicum var. oculatum A. M. Orcino, A. Sutton 1994-5-21 41 Los Angeles San Fernando Valley Van Nuys. Sepulveda Wildlife Reserve, Sepulveda Basin. 215 Comment
  CAS-BOT-BC305877  Helminthotheca echioides I. Johnston 1917-6-10 1321 Los Angeles Near Mesmer Comment
  SD253392  Hemizonella minima R. G. Swinney 2011-6-7 15043 Los Angeles San Gabriel Mts.: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road (Chilao Flat 7.5'Q) 1584 Comment
  RSA696926  Hemizonia fasciculata J. Vlahos 1935-6-27 s.n. Los Angeles Santa Catalina Island, Isthmus. Comment
  UCR143397  Hemizonia fasciculata F. R. Fosberg 1931-5-21 S- 4930 Los Angeles Channel Islands, Santa Catalina Island, Parson's Landing 20 Comment
  POM360303  Hemizonia kelloggii Cameron Blake, Jane Turner, Francis M. Ball 1962-6-2 962 Los Angeles open desert near Pearblossom, area later destroyed in construction of water project reservoir Comment
  CAS-BOT-BC403839  Hesperocnide tenella LeRoy Abrams 1902-6-17 2558 Los Angeles Sepulveda Canyon, Santa Monica Mountains Comment
  RSA600574  Heterocodon rariflorum L. C. Wheeler 1961-6-9 7842 Los Angeles Mouth of Alder Creek, off Big Tujunga Canyon 1051 Comment
  RSA454322  Heteromeles arbutifolia House, Grumbles 1930-5-13 s.n. Los Angeles San Clemente Island. Comment
  RSA724445  Heteromeles arbutifolia K. Dobry 1991-6-24 d- 760 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  RSA754360  Heteromeles arbutifolia Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1754 Los Angeles Turnbull Canyon, Turnbull Canyon Road 314 Comment
  RSA0069712  Heteromeles arbutifolia Daniel Kasang, Sabrina Lawrence-Gomez, Alexandria Cheung, Sarah Ratay, Miller Zou 2011-7-1 2276 Los Angeles Deer Valley Trail. 4 Comment
  RSA605984  Heteromeles arbutifolia var. arbutifolia Louis C. Wheeler 1932-6-18 834 Los Angeles San Dimas Canyon. 427 Comment
  RSA0074539  Heterotheca fastigiata Ellen Mackey, Blake Whittington 2006-10-26 1850 Los Angeles San Gabriel River Watershed; on sandbar next to river. 451 Comment
  LA32033  Heterotheca grandiflora Henry J. Thompson; 1958-10-23 1813 Los Angeles Santa Monica Mountains, Point Dume 30 Comment
  RSA0074400  Heterotheca grandiflora Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7416 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes, unnamed horseshoe shaped canyon to NE of upper Forrestal Drive 168 Comment
  UCR150354B  Heterotheca grandiflora Scott D. White 2003-10-14 9828 Los Angeles San Gabriel Mtns, foothills above Sierra Madres. Los Angeles Dept. of Public Works 'Auburn' debris basin, above the north terminus of Auburn Avenue 396 Comment
  RSA0022985  Heterotheca sessiliflora subsp. fastigiata Duncan S. Bell, Caitlin Elam 2013-8-1 5574 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; above Lupine Campground area and below Columbine Spring. 2031 Comment
  UCR210496  Heterotheca sessiliflora subsp. fastigiata R. G. Swinney 2008-12-6 9956 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1.4 mi. north of Sierra Madre Ave., south side of road at spring, 0.5 mi. east of San Gabriel Canyon Information Station on Hwy 39 256 Comment
  UCR180381  Heterotheca subaxillaris Scott D. White, Andrea Warniment 2006-7-6 11608 Los Angeles SE Tehachapi Mtns, Gorman area, sag ponds and adjacent slopes just N of Gorman Post Road 1143 Comment
  UCR99200  Heuchera abramsii R. G. Swinney 1995-8-28 4469 Los Angeles San Gabriel Mtns., West Mt. Baldy summit 3043 Comment
  RSA0025495  Heuchera caespitosa Duncan S. Bell, Caitlin Elam 2013-8-1 5546 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; above Columbine Spring. 2312 Comment
  RSA0063275  Heuchera elegans R. G. Swinney 1998-6-16 6976 Los Angeles San Gabriel Mtns.: c. 0.6 mi. north of Cow Canyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
  RSA0062942  Heuchera elegans Wesley O. Griesel 1963-7-11 831 Los Angeles Little Jimmy Springs, San Gabriel Mountains. 2134 Comment
  PASA2231  Heuchera rubescens Margaret Stason 1931-6-13 Los Angeles buckhorn flats, san gabriel mts. Comment
  RSA603597  Hirschfeldia incana L. C. Wheeler 1932-9-5 1349 Los Angeles San Antonio Canyon, San Gabriel Mountains. 884 Comment
  SFV16231  Hirschfeldia incana L. Peralta 1996-5-13 s. n. Los Angeles Orcas Park off Orcas Road, about 1 mile south near creek. Comment
  CLARK-A1528-2783  Hoffmannseggia densiflora John C. Roos 1947-5-11 3607 Los Angeles Monterey Park Comment
  SEINET3132587  Hoita macrostachya Unknown 1902-7-6 2657 Los Angeles Near Azusa Comment
  LA10648  Holcus lanatus Marjorie Bowler; 1937-10-7 sn Los Angeles S of bridge, UCLA campus Comment
  SBBG113084  Hordeum intercedens S. A. Junak with K. Kirkland 1998-5-2 SCa 634 Los Angeles S of rd to East Pk, on S side of ridge SW of Pk 1245, ca. 0.95 air mi NW of East Pk 313 Comment
  POM180361  Hordeum murinum subsp. glaucum Edwin B. Bartram 1920-2-5 s.n. Los Angeles Santa Monica Beach Comment
  RSA654300  Hordeum murinum subsp. leporinum Monica Acosta 1998-5-26 34 Los Angeles Parking lot J at California State Polytechnic University(Cal Poly Pomona) 226 Comment
  RSA563031  Hordeum vulgare D. Charlton 1991-5-27 5301 Los Angeles Junction 90th and C St. west of Palmdale and south of Little Rock on road to Edwards AFB 945 Comment
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Jul 30 2014
  SEINET11911586  Horkelia cuneata subsp. puberula H. M. Hall 1903-1 3750 Los Angeles Pasadena Comment
  UC534839  Horkelia rydbergii Victor Duran 1933-7-11 3517 Los Angeles Sulfur Springs San Gabriel Mtns 1524 Comment
  UCR223143  Horkelia rydbergii R. G. Swinney 2009-7-22 11343 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  RSA0011527  Hosackia oblongifolia var. oblongifolia Orlando Mistretta, Christine Mistretta 2011-6-23 5727 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  UCD128244  Hydrocotyle verticillata June McCaskill; Bettylee Leard 1968-6-2 733 Los Angeles in central aisle in small lathhouse; behind residence at 532 North Catalpa Road, Arcadia. Comment
  RSA509576  Hypericum formosum var. scouleri L. C. Wheeler 1967-8-2 10324 Los Angeles Angeles National Forest; Sulphur Spring. 1585 Comment
  RSA614816  Hypericum formosum var. scouleri L. C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: East Fork of Alder Creek off Big Tujunga. 1493 Comment
  SBBG96294  Hypochaeris glabra S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-5-2 SCa 643 Los Angeles S of rd to East Pk, on ridge SW of Pk 1245, ca. 0.9 air mi WNW of East Pk 252 Comment
  RSA250698  Hypochaeris glabra R. F. Thorne 1971-3-31 41435 Los Angeles Johnson's Pastures, N of Mountain Ave., Claremont. 549 Comment
  UCR45032  Ilex cornuta A. C. Sanders 1986-7-30 6817 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
  UCR202502  Imperata brevifolia Justin M. Wood 2008-11-25 254 Los Angeles San Gabriel Mountains, Big Tujunga Canyon, near road to Wildwood Picnic Area, on the north side of the road in the vicinity of spring 579 Comment
  RSA96062  Isocoma acradenia E. K. Balls, P. C. Everett 1954-10-4 20208 Los Angeles Hwy 6, 0.5 miles S of kern County line, between Lancaster to Rosamond 732 Comment
  CAS-BOT-BC311532  Isocoma acradenia var. acradenia Ernest C. Twisselmann 1970-9-8 17500 Los Angeles Antelope Valley: Avenue A at 50th Street West 731 Comment
  UC1871208  Isocoma menziesii var. sedoides Tim Ross with Amirchan Amirchanov, Yuri Gorbunov, Peter Gorovoy, Steve Junak, and Carol Galbraith 1992-9-17 6798 Los Angeles Santa Cruz Island: S side of the island; sandy beach at the mouth of Laguna Canyon. Comment
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Feb 19 2015
  CAS-BOT-BC311708  Isocoma menziesii var. vernonioides J. Ewan 1931-10-11 5235 Los Angeles Sepulveda Canyon Rd. north of Mulholland, Santa Monica Mts. Comment
  CATA1395  Isocoma menziesii var. vernonioides Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2534 Los Angeles Santa Catalina Island: Just below reservoir above Cotttonwood Canyon 182 Comment
  RSA131321  Isocoma menziesii var. vernonioides Peter H. Raven, H. J. Thompson 1959-9-19 13720 Los Angeles Along U. S. Highway 101, 0.2 miles east of turn to Zuma Beach. 46 Comment
  IRVC28616  Iva axillaris A. C. Sanders, Mark Elvin 2002-6-20 25243 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
  RSA601067  Iva axillaris Steve Boyd, Lauren Raz 1997-6-18 9989 Los Angeles Liebre Mountains region: Along Elizabeth Lake Road in Leona Valley (San Andreas Fault Rift zone), south of Portal Ridge, 5.1 road miles west of intersection with 90th St. West. 1054 Comment
  LA91452  Juglans californica var. californica Bruce Douglas Clayton; Greg Shaw 1972-4-1 52 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus 490 Comment
  CAS-BOT-BC110038  Juncus acutus John Thomas Howell 1927-6-30 2623 Los Angeles 1 mile east of Long Beach. 15 Comment
  LA19855  Juncus acutus subsp. leopoldii John Thomas Howell; 1927-6-30 2623 Los Angeles near Long Beach Comment
  OBI7890  Juncus balticus G. L. Parsons 1976-5-21 51 Los Angeles San Gabriel Mts, 2 mi SE Valyermo Comment
  UC842318  Juncus bufonius I. Johnston 1917-6-13 1347 Los Angeles w of Pomona Comment
  RSA0091138  Juncus bufonius var. bufonius R. G. Swinney 2011-5-24 14829 Los Angeles to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1049 Comment
  UCR270894  Juncus bufonius var. bufonius R. G. Swinney 2011-5-24 14829 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  RSA230171  Juncus bufonius var. occidentalis Robert F. Thorne 1969-7-2 38291 Los Angeles San Gabriel Mountains, Angeles National Forest: near Chilao Creek, Upper Chilao Campground 1616 Comment
  RSA752574  Juncus effusus subsp. austrocalifornicus Justin M. Wood 2009-4-22 535 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  RSA0011529  Juncus macrophyllus Orlando Mistretta, Christine Mistretta 2011-6-23 5729 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  UCR209608  Juncus macrophyllus R. G. Swinney 2008-10-10 9583 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  SEINET3880052  Juncus macrophyllus Timothy S. Ross, Steve Boyd; Steve W. Burns 1994-7-6 8090 Los Angeles Flora of the Liebre Mountains. 'Cottonwood Swamp': Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. Warm Springs Mountain 7.5' USGS Quadrangle. Cottonwood Swamp consists of a broad marshy area. Dissected by San Francisquito Canyon Road. This collection from along the solitary stream exiting the S end of the swamp.; 0 511 Comment
  RSA776177  Juncus mexicanus Orlando Mistretta, Christine Mistretta 2010-6-15 5324 Los Angeles Upper Big Tujunga canyon; Lynx Gulch. Along Lynx Gulch Road, 0.44 road miles N of junction with Upper Big Tujunga Canyon Road. 1018 Comment
  RSA0022976  Juncus rugulosus Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5139 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA286656  Juncus textilis Robert F. Thorne, Larry E. DeBuhr 1974-6-28 44778 Los Angeles near Lily Spring on N slope of Mt. Hawkins 2377 Comment
  UC1106407  Juncus xiphioides Peter Kamb 1948-7-13 1211 Los Angeles Wildwood San Gabriel Mts., Big Tujunga Canyon 548 Comment
  RSA0035668  Juniperus californica R. G. Swinney 2009-11-13 11619 Los Angeles confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  SFV293  Juniperus californica P. G. Kilburn 1957-12-1 561 Los Angeles Near Vincent on US #6, 1 block south of Vincent. Comment
  UC83  Juniperus californica W. H. Brewer 1861-1-1 126 Los Angeles San Gabriel Comment
  SEINET12269337  Keckiella cordifolia J. F. Bright, Wyman, C. 1931-1 5670 A Los Angeles out of Hollywood Comment
  RSA0084938  Keckiella ternata R. G. Swinney 2010-9-13 13807 Los Angeles Crystal Lake, within 100 m of shoreline. 1683 Comment
  RSA0116807  Keckiella ternata R. G. Swinney 2010-8-23 13583 Los Angeles San Gabriel Mountains; Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail. 1085 Comment
  SBBG22055  Keckiella ternata subsp. ternata R. F. Thorne 1963-7-11 32771 Los Angeles road to Upper Shake Cmpgrd, ca. 3 mi W of Lake Hughes, Angeles Nat Forest Comment
  UCD123781  Keckiella ternata var. ternata Louis C. Wheeler 1973-7-21 s.n. Los Angeles San Gabriel Mountains: Ridge on divide between Big Tujunga and Devil Canyon 0.2 mile north of windy gap on Angeles Crest Highway. 1615 Comment
  RSA603808  Lagophylla ramosissima L. C. Wheeler 1933-7-2 1890 Los Angeles Puddingstone Dam, San Jose Hills. 304 Comment
  SBBG61192  Lagophylla ramosissima R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  POM352654  Lamarckia aurea E. S. Spalding 1923-5-2 14753 Los Angeles Fish Canyon, near Monrovia, [San Gabriel Mountains]. Comment
  RSA623829  Lamarckia aurea Raymond J. Dobbs 1927-3-3 3005 Los Angeles Near Pasadena. 274 Comment
  SFV447  Lamarckia aurea P. G. Kilburn 1958-3-26 666 Los Angeles San Gabriel Mountains Just south of Castaic on US Highway 99, just north of Wayside Honor Ranch. Left fork of Tapia Canyon. 480 Comment
  UCR261537  Lamium amplexicaule R. G. Swinney 2010-2-27 11700 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  RSA592291  Lamium amplexicaule Louis C. Wheeler 1967-5-13 9538 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward s Grove. 262 Comment
  POM50333  Larrea tridentata A. D. E. Elmer 1902-06 3664 Los Angeles Lancaster. Comment
  RSA602469  Lastarriaea coriacea Scott D. White 1997-5-15 5145 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
  CAS-BOT-BC338139  Lasthenia californica M. B. Dunkle 1940-3-18 7412 Los Angeles West end of Santa Barbara Island Comment
  CAS-BOT-BC339112  Lasthenia californica Dr. Barton W. Evermann 1918-3-1 s.n. Los Angeles Santa Barbara Isl. Comment
  HSC5152  Lasthenia californica L. S. Rose 1968-4-5 68020 Los Angeles Newhall Ranch 366 Comment
  SBBG61647  Lasthenia glabrata subsp. coulteri unknown 1895-1 Los Angeles Los Angeles 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
  UCR277107  Lasthenia gracilis R. G. Swinney 2011-4-19 14413 Los Angeles San Gabriel Mountains, San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  LA211183  Lathyrus latifolius Arthur C. Gibson; Tony Valois 2010-6-1 5283 Los Angeles SANTA MONICA MOUNTAINS, Paramount Ranch SMMNRA, Along SMMNRA trail. Comment
  RSA405727  Lathyrus vestitus subsp. alefeldii Freda Detmers 1929-4-13 s.n. Los Angeles Santa Catalina Island. Comment
  UCSB3104  Lathyrus vestitus var. alefeldii Wedberg, H. 1958-2-22 Los Angeles 0.7 miles from Coast Hwy. 101 in Latigo Canyon, Santa Monica Mts. Comment
  LA34222  Lathyrus vestitus var. vestitus Peter H. Raven; 1959-5-3 34222 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive 0.5 mi E of Beverly Glen Blvd. 380 Comment
  RSA406635  Lathyrus vestitus var. vestitus L. C. Wheeler 1934-3-24 2469 Los Angeles Liveoak Canyon, San Gabriel Mountains. 473 Comment
  LA28438  Lathyrus vestitus var. vestitus Harlan Lewis; 1940-4-3 1287 Los Angeles Santa Monica Mountains, Pacific Coast Hwy 15 mi N [W] of Malibu Comment
  UCR193721  Layia glandulosa R. G. Swinney 1999-4-5 7063 Los Angeles San Gabriel Mtns./Mojave Desert, lower Boulder Canyon Wash, 0.6 mi. south of Ft. Tejon Rd. (Ave. Y) on 213th St. East 1207 Comment
  CAS-BOT-BC321518  Layia glandulosa David D. Keck; Palmer Stockwell 1935-5-16 3311 Los Angeles Neenach. Comment
  RSA728777  Layia glandulosa Gary D. Wallace 1979-4-19 1694 Los Angeles Near W end of Lancaster Rd. Comment
  UCSB16971  Layia glandulosa Lean, Jr., Steve 1963-5-5 Los Angeles California Highway 138, 9.4 miles west of San Bernardino County Line 944 Comment
  UCR186904  Layia platyglossa A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32016 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  UC520383  Lemna gibba Louis C. Wheeler 1932-8-28 1301 Los Angeles San Jose Hills, Puddingstone Dam Puddingstone Dam; San Jose Hills, Puddingstone Dam 274 Comment
  UC25895  Lepechinia fragrans Anstruther Davidson Jun 1893 Los Angeles Trail to Mt Wilson, San Gabriel Mountains Comment
  RSA746800  Lepidium didymum R. G. Swinney 2008-3-26 8576 Los Angeles San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  JEPS53632  Lepidium flavum W. L. Jepson 1935-4-17 17033 Los Angeles Lancaster, w Mohave Desert Mohave Desert 716 Comment
  UC712433  Lepidium flavum C. W. and H. K. Sharsmith 1935-1-3 1427 Los Angeles near Lovejoy Buttes; Mojave Desert 914 Comment
  SBBG98639  Lepidium lasiocarpum var. lasiocarpum T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5085 Los Angeles coastal terrace at West Cove, SW of new landing field 6 Comment
  RSA0042221  Lepidium nitidum var. nitidum Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2842 Los Angeles Santa Catalina Island: By upper end of road to Toyon Beach. 411 Comment
  CAS-BOT-BC12821  Lepidium perfoliatum Roxana S. Ferris 1918-6-12 898 Los Angeles Railroad embankment between Oban and Lancaster. Comment
  UC212643  Lepidium perfoliatum Marjorie Shaw, Edna Spaulding, and Mrs. C. L. Walton Apr 6 1917-Apr 8 1917 988 Los Angeles Antelope Valley Mojave Desert Comment
  SBBG131927  Lepidium strictum S. A. Junak 2000-5-19 SCa 1308 Los Angeles rd on SE side of Echo Lake 390 Comment
  RSA0110765  Lepidium strictum Steven A. Junak 1997-3-27 SCa- 344 Los Angeles Santa Catalina Island. Avalon Canyon, along E side of Avalon Canyon Road, across from store at Hermit Gulch Campground. 91 Comment
  CAS-BOT-BC60041  Lepidium virginicum var. menziesii Le Roy Abrams 1901-4-6 1396 Los Angeles Montevista. Comment
  CAS-BOT-BC339173  Lepidospartum F. Grinnell Jr. 1917-8-19 s.n. Los Angeles Pacoima Wash near San Fernando Comment
  RSA598360  Lepidospartum squamatum L. C. Wheeler 1967-5-24 9744 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 701 Comment
  SFV6868  Lepidospartum squamatum T. Gordon, K. A. Wilson, D. R. Perry 1974-8-14 566 Los Angeles Mojave Desert County Road N4 about 0.5 miles south of Highway 138. 1070 Comment
  UCR127395  Lepidospartum squamatum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25533 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, "Long Canyon,' north of Potrero Canyon 366 Comment
  CHSC109702  Leptochloa fusca subsp. uninervia Julie A. Greene 1997-9-12 Los Angeles Long Beach Area: Intersection of Pacific Coast Highway/Studebaker Road, near Long Beach Marina. 5 Comment
  POM312782  Leptodactylon californicum D. Taylor 1951-5-17 63 Los Angeles Little Dalton Canyon north of Glendora. San Gabriel mtn range. Pacific drainage area. 365 Comment
  UCR46104  Leptodactylon pungens Kathy Harper 1986-5-17 s.n. Los Angeles San Gabriel Mtns, between Pacifico Mountain and road N3 Comment
  RSA468567  Leptosiphon androsaceus Anstruther Davidson 1920-6-1 s.n. Los Angeles Mint Canyon. Comment
  RSA601910  Leptosiphon breviculus L. C. Wheeler 1964-6-20 8489 Los Angeles Mt. Waterman: south side. Comment
  UCR271151  Leptosiphon breviculus R. G. Swinney 2011-7-8 15478 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  POM321779  Leptosiphon grandiflorus Esther Gerberding 1972-5-15 38 Los Angeles The wash at Pomona college, Claremont 335 Comment
  POM364636  Leptosiphon liniflorus Geo L. Moxley 1913-7-26 3099 Los Angeles Near Newhall. Comment
  LA81940  Leptosiphon parviflorus O. H. Kappler; 1941-5-9 261 Los Angeles SANTA MONICA MOUNTAINS, upper Zuma Canyon, near summit of Mulholland Hwy. 609 Comment
  RSA589323  Leptosiphon pygmaeus subsp. pygmaeus T. S. Ross, Gery Allan 1995-5-21 8617 Los Angeles San Clemente Island, slope between major terraces, between the main stem of Horse Beach Canyon on the W and the main westerly stem of Chenetti Canhon on the E,, 4790 ft NW of Slope triangulation point (781 ft) and 5070 ft WSW of 1134 ft triangulation point near Chenity. 316 Comment
  UCR269973  Leptosyne bigelovii R. G. Swinney 2010-6-1 13115 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  SBBG33059  Leptosyne calliopsidea K. K. Muller, J. Broughton 1969-4-20 2928 Los Angeles near Lovejoy Buttes on 180th St at Ave O, Antelope Valley E of Lancaster Comment
  CATA682  Leptosyne gigantea Mark L. Hoefs 1991-4-26 1173 Los Angeles Santa Catalina Island: Bluff southeast of Pebbly Beach, between Edison power plant and City dump 88 Comment
  SBBG131912  Leptosyne gigantea S. A. Junak 2000-6-29 SCa 1347 Los Angeles S-facing side of Bird Rock, near High Point, E end of Opuntia patch 9 Comment
  SBBG17015  Leptosyne gigantea K. A. Wilson 1961-2-4 836 Los Angeles US Hwy 101 A, ca. 2 mi W of Decker Rd (Hwy 23) Comment
  SD69790  Leptosyne gigantea Robert F. Thorne 1966-4-4 35795 Los Angeles Santa Catalina Island: Bird Rock, north of Isthmus Cove Comment
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Mar 31 2015
  SDSU3798  Leptosyne gigantea Gerald Collier 1951-4-7 M 552 Los Angeles On Point Dume Beach, 2 miles west of U.S. Hwy 101. Comment
  SEINET3147934  Lessingia glandulifera G. B. Grant 1906-9-14 686 Los Angeles Pasadena Comment
  UC63388  Lessingia glandulifera var. glandulifera Ernest Braunton 1902-9-1 694 Los Angeles Arroyo Seco Comment
  POM361806  Lessingia glandulifera var. glandulifera Anstruther Davidson 1889-08 s.n. Los Angeles E. Los Angeles. Comment
  RSA233424  Lewisia rediviva R. F. Thorne, M. Z. Thorne 1968-11-9 37864 Los Angeles San Gabriel Mountains, Angeles National Forest: summit of Mt. Williamson, 2504 Comment
  RSA725240  Leymus condensatus K. Dobry 1991-6-28 d- 867 Los Angeles Santa Monica Mts. Las Virgenes Rd. & Mulholland Hwy. at Soka Univ., E. Section Comment
  SBBG13553  Leymus condensatus E. R. Blakley 1961-9-23 4749 Los Angeles between Isthmus Harbor and Fisherman's Cove 3 Comment
  UCD87756  Leymus triticoides G. L. Stebbins Jr. 1939-6-16 2858 Los Angeles Along US Highway 99 at Gorman. 1097 Comment
  UCR182681  Ligustrum lucidum R. G. Swinney 1998-4-13 5953 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  POM308104  Lilium humboldtii subsp. ocellatum Henry J. Ramsey, Henry J. Ramsey 1937-7-18 2945 ...2946 Los Angeles Wolgums Cabin, Soldier's Creek, San Gabriel Mountains. Comment
  RSA226255  Lilium humboldtii subsp. ocellatum Gary D. Cromwell, David W. Wheat 1971-7-1 703 Los Angeles Mystic Canyon, San Gabriel Mountains, Angeles National Forest. 2 miles NE of Glendora. 427 Comment
  RSA377137  Lilium humboldtii subsp. ocellatum Donald R. Bissing 1973-6-2 14 Los Angeles Evey Canyon, 0.6 mile from canyon mouth along roadside. 732 Comment
  RSA547442  Lilium humboldtii subsp. ocellatum Timothy S. Ross 1992-5-17 6373 Los Angeles San Gabriel Mountains: lower Shoemaker Canyon, draining to E fork of San Gabriel River, joining it at 2125 ft. elevation 723 Comment
  RSA719582  Lilium parryi Richard G. Swinney 1997-7-22 5705 Los Angeles Government Canyon, W of Wrightwood, 0.75 mi W of San Bernardino Co. line at Hwy. 2, Blue Ridge Mountain area 2073 Comment
  UC1043491  Lilium parvum E. K. Balls 1954-8-11 19764 Los Angeles Rancho Santa Botanic Garden Comment
  RSA0082590  Linanthus aureus R. G. Swinney 2010-6-1 13086 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1067 Comment
  UC1871140  Linanthus bigelovii T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4856 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  UC908628  Linanthus breviculus Herbert L. Mason 1934-3-30 8036 Los Angeles Rock Creek, Mohave Desert slope of San Gabriel Mountains San Gabriel Mountains Comment
  RSA226915  Linanthus californicus R. F. Thorne, C. W. Tilforth 1971-6-17 39966 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA670666  Linanthus californicus B. C. Templeton 1960-5-14 8590 Los Angeles Near Charlton Flats. San Gabriel Mountains. Comment
  RSA468454  Linanthus californicus subsp. glandulosus Marie Jensen 1931-7-10 s.n. Los Angeles Griffith Park. Comment
  UC963788  Linanthus ciliatus Herbert L. Mason 1927-6-11 3747 Los Angeles Mount Wilson San Gabriel Mountains 1524 Comment
  RSA679890  Linanthus concinnus LeRoy Gross 2003-6-7 999 Los Angeles From Three Points (off Angeles Crest Highway) east to spring on the south side of Mt. Waterman, north end of the San Gabriel Wilderness area. 1951 Comment
  RSA695508  Linanthus concinnus Valerie L. Soza, Sarah J. De Groot 2003-6-18 1692 Los Angeles Mount Hillyer Trail from Horse Flats Campground. 1829 Comment
  RSA586673  Linanthus dichotomus Orlando Mistretta, Mark Elvin 1995-5-10 1707 Los Angeles Bare Mountain Canyon, West Fork. 1159 Comment
  POM65899  Linanthus dichotomus subsp. dichotomus Jos. Burtt Davy 1896-05 2664 Los Angeles Antelope Valley. Comment
  RSA0010367  Linanthus dichotomus subsp. pattersonii Orlando Mistretta, Christine Mistretta 2008-4-10 2415 Los Angeles Ritter Ridge, SW of Quartz Hill. Along SCE transmission lines just S. of California Aqueduct . (Segment 5, structure 17 per TRTP survey - 2008) 919 Comment
  RSA702374  Linanthus liniflorus Scott D. White, Pam De Vries 2004-5-18 10416 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
  UCD118655  Linanthus parryae Steve Boyd; Orlando Mistretta 1986-3-31 1538 Los Angeles Mojave Desert: Highway 138, 4 miles E of jct with Hwy 18 NE of Pinyon Hills. Comment
  UCR186938  Linanthus parryae A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32073 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  RSA523352  Linanthus parryae G. H. True 1935-4-19 273 Los Angeles Lovejoy Butte. 854 Comment
  UCSB7544  Linanthus parryae Phillips, Priscilla 1958-4-26 Los Angeles 2 miles south of Palmdale, route 138 Comment
  UC880286  Linanthus parviflorus C. B. Clokey, I. W. Clokey, and B. C. Templeton 1930-5-13 4765 Los Angeles Bouquet Canyon 650 Comment
  UCR220356  Linum usitatissimum R. G. Swinney 2009-4-13 10324 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
  UCR189411  Lithophragma R. G. Swinney 1998-5-30 6155 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  RSA579495  Lithophragma bolanderi T. S. Ross, Steve Boyd 1994-5-11 7823 Los Angeles Sawmill Mountain: N slope of the W summit area, about headwaters of West Fork Devils Gulch. 1500 Comment
  RSA724679  Lithophragma heterophyllum K. Dobry 1991-3-15 d- 425 Los Angeles San Gabriel Mts at Elsmre Cyn Comment
  RSA534048  Lithophragma maximum T. S. Ross, Mistretta, Hammitt 1991-5-19 5289 Los Angeles San Clemente Island, westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']) Upper portion of drainage 274 Comment
  SBBG96971  Lithophragma maximum S. Boyd with T. Ross, L. Arnseth 1990-4-8 4318 Los Angeles near Malo Pt, second cyn S of Bryce Cyn Comment
  POM47663  Lithophragma tenellum F. W. Peirson 1921-6-16 4690 Los Angeles Summit of Mt. Waterman, San Gabriel Mountains 2317 Comment
  POM21369  Lobelia dunnii var. serrata Fordyce Grinnell Jr. 1917-7-29 s.n. Los Angeles Upper Millard's Canyon, San Gabriel Mountains. Comment
  LA200324  Lobularia maritima W. O. Griesel; 1936-5-16 sn Los Angeles Santa Monica Mountains, Hollywood Hills Comment
  RSA0115680  Lobularia maritima Steven A. Junak, Mark Hoefs, Misty Gay, Jeff Chapman 1997-6-5 SCa- 430 Los Angeles Santa Catalina Island. Isthmus, in front of cabin #38 at beach (employee housing). 6 Comment
  RSA592132  Lobularia maritima L. C. Wheeler 1967-3-3 9167 Los Angeles Sunset Ridge, west of Chaney Trail. Comment
  RSA651354  Lobularia maritima Toad 1981-2-26 0001 -81 Los Angeles 130 W. Grondahl Covina. Comment
  RSA690931  Loeseliastrum matthewsii J. Mark Porter, Lauren Machen 2004-5-2 14089 Los Angeles San Gabriel Mountains, northern foothills; ca. 0.25 mi. E of Largo Vista Road, several miles S of the California Aqueduct. 1360 Comment
  CAS-BOT-BC342200  Logfia filaginoides Le Roy Abrams 1901-4-3 1239 Los Angeles Santa Monica Mts Comment
  RSA0013198  Logfia filaginoides Orlando Mistretta, Christine Mistretta 2011-7-13 5937 Los Angeles Fall Creek Cyn near confluence with Big Tujunga Cyn, along Forest Road 3N27. 1005 Comment
  SBBG31421  Logfia filaginoides R. F. Thorne 1966-4-5 35851 Los Angeles above stream in Cottonwood Cyn 106 Comment
  UCR273557  Logfia filaginoides R. G. Swinney 2011-5-10 14639 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
  RSA624636  Lolium perenne L. C. Wheeler 1973-5-12 s.n. Los Angeles San Gabriel Mountains: Gould Mesa Picnic Ground. 427 Comment
  RSA535328  Lolium perenne subsp. multiflorum Timothy S. Ross 1991-5-20 5359 Los Angeles San Clemente Island, uppermost reaches of the Wilson Cove Canyon drainage; 3300 ft. NW of the 750 ft BM 142 Comment
  RSA12179  Lolium rigidum C. B. Wolf 1934-4-11 5637 Los Angeles Bryant Ranch, E of Long Beach, Seventh St. and Hathaway 23 Comment
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Jul 22 2014
  RSA13881  Lolium rigidum L. C. Wheeler 1933-6-24 1875 Los Angeles Sepulveda Blvd. at Los Angeles River, San Fernando Valley 198 Comment
  RSA601554  Lomatium dasycarpum subsp. dasycarpum L. C. Wheeler 1967-6-15 9830 Los Angeles San Gabriel Mountains: North slope foothills between Bouquet Junction and Bonelli Ranch. Comment
  RSA0105320  Lomatium lucidum Orlando Mistretta, Christine Mistretta 2008-5-20 3171 Los Angeles Southern California Edison transmission line corridor (Segment 6, Impact Area 14 per TRTP Survey 2008), Fish Canyon drainage; Van Tassel Motorway just S of Jct. with Monrovia Cyn Truck Trail. 986 Comment
  SD104887  Lomatium mohavense subsp. longilobum Darley Howe 1979-4-30 5087 Los Angeles 2 miles northwest of Devil's Punch Bowl 1435 Comment
  UC1618037  Lomatium utriculatum Donald G. Nelson 1935-4-15 310 a Los Angeles near the harbor Wilmington Comment
  SBBG69577  Lonicera interrupta R. Hoffmann 1928-7-9 Los Angeles Pine Cyn Comment
  UC1584043  Lonicera interrupta Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4025 Los Angeles ne Tie Summit Station (e of Angeles Forest Hwy., w drainage that meets Tie Canyon); San Gabriel Mts., Angeles Nat'l Forest, Tujunga Ranger Dist. 1524 Comment
  LA204612  Lonicera subspicata Geo. L. Fisher; 1920-7-12 sn Los Angeles San Gabriel Mountains, Mt. Wilson 518 Comment
  UC1745899  Lonicera subspicata var. denudata Annetta M. Carter, Arthur Carter 1935-9-8 954 Los Angeles Canyon at head of Auburn Ave. Sierra Madre. 381 Comment
  UCR61043  Lonicera subspicata var. johnstonii R. G. Swinney 1969-6-12 s.n. Los Angeles San Gabriel Mtns., Glendora, 0.6 mi north of Sierra Madre Ave., north of Pennsylvania Ave. 366 Comment
  RSA498766  Lotus Katherine O. Haughton 1931-7-15 s.n. Los Angeles Los Angeles Comment
  UCD106726  Lotus corniculatus Mildred E. Mathias 1951-5-10 2529 Los Angeles Campus, University of California. Comment
  PASA1083  Lotus grandiflorus Sally Ellis 1939-5-5 Los Angeles Mohave Desert Comment
  UCR177276  Lotus grandiflorus Scott D. White, Michael Honer 2003-5-7 9196 Los Angeles Santa Clarita area, South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway 366 Comment
  RSA498333  Lotus grandiflorus var. grandiflorus T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  UCR211809  Lotus hamatus Valerie Soza, LeRoy Gross 2001-5-22 1244 Los Angeles Transverse Ranges; San Gabriel Mountains, Morgan Fire 2000 area, between Morgan and Wildwood Canyons, just (<100 ft.) below Ferguson Motorway 473 Comment
  RSA595936  Lotus hamatus L. C. Wheeler 1967-5-8 9358 Los Angeles San Gabriel Mountains [Liebre Mtns]; Northeast foothills. 412 Comment
  UC54967  Lotus heermannii H. P. Chandler 1902-9-9 2032 Los Angeles Ballona Marshes Comment
  UCR219894  Lotus heermannii R. G. Swinney, Jane Strong 2009-4-21 10424 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  UCR187187  Lotus humistratus A. C. Sanders 2006-4-21 32141 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles east of Quail Lake, east of the Cement Plant Rd. and SE of Calif. Aqueduct, c. 0.25 mi. north of Hwy 138 1037 Comment
  UCR203245  Lotus oblongifolius R. G. Swinney 2005-7-11 8298 Los Angeles San Gabriel Mountains, Juniper Hills, Pallet Creek 0.4 mile south of Tumble Weed Ranch in Pallet Creek. Spring on east side of wash/small pond 1280 Comment
  RSA498782  Lotus oblongifolius I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. 91 Comment
  RSA600019  Lotus procumbens var. procumbens Steve Boyd, Lauren Raz 1997-5-29 9932 Los Angeles Liebre Mountains region: North base of Portal Ridge, north of the San Andreas Rift Zone at the edge of the Antelope Valley, upper mouth of Cow Spring Canyon along the Pacific Crest Trail 1098 Comment
  UC1129241  Lotus purshianus var. purshianus Jerome S. Horton 1935-7-18 210 Los Angeles above Dalton Canyon C.C.C. Camp; Pomona Quad. 426 Comment
  UC57390  Lotus purshianus var. purshianus J. H. Barber 1897-6-27 199 Los Angeles Aliso Canyon Comment
  UC864885  Lotus salsuginosus Ira W. Clokey, B. Templeton 1929-3-1 4517 Los Angeles Mandeville Canyon Santa Monica Canyon 350 Comment
  UCR124369  Lotus salsuginosus I. W. Clokey, B. C. Templeton 1929-1 4517 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  SFV17856  Lotus salsuginosus var. salsuginosus J. N. Hogue 1998-11-19 130 .3 Los Angeles San Gabriel Mountains San Gabriel Canyon, Highway 39 just west of Morris Reservoir. 396 Comment
  UCR100614  Lotus scoparius B. G. Pitzer 1996-5-5 2868 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA406854  Lotus scoparius A. Menke 1955-4-21 s.n. Los Angeles Faculty Hill, UCLA campus 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
  JEPS19470 Image available Lotus scoparius var. brevialatus A. M. Ottley 1920-5-3 589 Los Angeles Little Tujunga Wash San Gabriel Mts.; Little Tujunga Wash, San Gabriel Mts. 335 Comment
  HSC87155  Lotus strigosus Steve Boyd, T. S. Elias 1987-4-14 2037 Los Angeles San Gabriel Mtns., Rincon- Red Box Rd., S of Rincon Forest Station, N of Glendora Comment
  POM96965  Lotus strigosus P. A. Munz 1925-4-23 9429 Los Angeles San Gabriel Canyon. 488 Comment
  RSA0091518  Lotus strigosus R. G. Swinney 2011-4-20 14433 Los Angeles Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 miles upstream in Hunt Cyn. 1220 Comment
  RSA0101283  Lotus strigosus R. G. Swinney 2011-6-22 15260 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
  UC80694  Lotus strigosus C. F. Baker 1904-2-17 4006 Los Angeles Claremont Comment
  UCR125423  Lotus strigosus A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-4 25690 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along dirt road on eastern slopes below 'Grapevine Mesa,' 1.75 mi. ESE of Del Valle, south of confluence of Castaic Creek with Santa Clara River 335 Comment
  RSA598365  Lotus strigosus L. C. Wheeler 1967-5-24 9735 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 701 Comment
  POM305422  Lotus unifoliolatus H. J. Ramsey 1937-9-2 749 Los Angeles Angeles Crest Highway Comment
  UC125388  Ludwigia peploides subsp. peploides Rev. J. C. Nevin Los Angeles Los Angeles Comment
  UCR273169  Lupinus andersonii R. G. Swinney 2011-6-22 15271 Los Angeles San Gabriel Mountains, 1/4 mile north of entrance to Charlton Flat, 8 m west of Angeles Crest Hwy shoulder 1659 Comment
  UCD107022  Lupinus benthamii D. E. Emery 1958-5-3 s.n. Los Angeles hills southeast of Gorman. Comment
  RSA496673  Lupinus benthamii var. benthamii A. C. Sanders, E. J. Lawlor 1988-4-3 7749 Los Angeles SW end Tehachapi Mountains, l mile NW of Gorman on gasline road, 0.4 mile above old highway. 1280 Comment
  RSA0117476  Lupinus bicolor A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37961 Los Angeles Tehachapi Mountains: Crane Canyon, 1.0 mi. SE (144 deg ) of Castac Lake, 1.7 mi. NE (43 deg ) of Gorman, just S of Kern Co. line. 1141 Comment
  UC1183622  Lupinus bicolor Dave Dunn 1941-3-29 954 Los Angeles Las Lomas Road near Foothill Blvd. near Verne; near LaVerne Comment
  SEINET10871230 Image available Lupinus bicolor subsp. marginatus David B. Dunn, Carl C. Epling 1946-4-19 Dunn 2129 Los Angeles 0.9 mile S of the junction of Hwy 99 and 138. 1067 Comment
  RSA595121  Lupinus concinnus Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8573 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along Angeles National Forest Road 8N01, 6.2 road miles from jtn with 8N05. 1174 Comment
  UC729812  Lupinus concinnus Carl B. Wolf 1932-5-10 3529 Los Angeles summit of the Equestrian Trail back Avalon, Santa Catalina Island; Santa Catalina Island, back of Avalon 304 Comment
  UCR281352  Lupinus concinnus R. G. Swinney 2014-4-24 16237 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
  UCSB22546  Lupinus elatus Wilken, Dieter 1968-7-9 Los Angeles Ridge south of Dawson Saddle; along trail to Throop Peak; San Gabriel Mtns. 2468 Comment
  RSA642514  Lupinus excubitus var. hallii D. E. Bramlet 1999-5-14 2760 Los Angeles Puente Hills. 274m northwest of the 57/60 freeway and 1.1 km east of old Brea Canyon Road. East facing slope of last small knoll before Lincoln Ave. (existing residential area). 207 Comment
  CAS-BOT-BC8448  Lupinus excubitus var. johnstonii Ivan Murray Johnston 1917-6-20 1491 Los Angeles San Antonio Mountains. Baldy Lookout of U.S.F.S. 1981 Comment
  RSA586460  Lupinus excubitus var. johnstonii Orlando Mistretta, S. D. Boyd 1994-6-21 1367 Los Angeles Santiago Canyon, near summit of Pacifico Mountain 1982 Comment
  UCR191285  Lupinus formosus T. B. Salvato 2008-4-22 3317 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  SEINET10488672  Lupinus hirsutissimus Bakker 1947-2-2 BAKKER UMO 161580 Los Angeles Collected in sloedad canyon, vasquez rocks, mojave desert. Comment
  UCSB3301  Lupinus hirsutissimus Sage, Paul 1958-2-21 Los Angeles On floor of Millard Canyon; 0.3 mi. below end of Chainy Trail Road, Altadena 487 Comment
  POM171374  Lupinus latifolius subsp. parishii Marcus E. Jones 1928-5-3 s.n. Los Angeles Santa Monica Comment
  UC1601871  Lupinus lepidus var. sellulus Ernest Braunton Feb. 1903 816 Los Angeles Elysian Hills Comment
Read comments
Nov 3 2013
  CAS-BOT-BC211678  Lupinus longifolius E. K. Balls 1954-3-8 18870 Los Angeles 1 mi. e. of La Crescenta Comment
  LA30852  Lupinus longifolius Peter H. Raven; Barbara Whitesel, Jane Turner 1959-2-23 c 131 Los Angeles Comment
  UC57456  Lupinus longifolius J. H. Barber 1898-4-1 Los Angeles Santa Monica Forestry Station Comment
  CAS-BOT-BC207240  Lupinus peirsonii Frank W. Peirson 1926-4-27 6671 Los Angeles Rock Cr., San Gabriel Range 1371 Comment
  RSA616719  Lupinus peirsonii L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns.: Big Rock Creek at Angeles Crest Hwy. 2164 Comment
  RSA641686  Lupinus peirsonii Orlando Mistretta 1993-6-2 856 Los Angeles San Gabriel Mountains: Mt. Baden Powell. 2109 Comment
  UC1215274  Lupinus peirsonii Wesley O. Griesel 1962-5-28 Los Angeles State Hwy #2, 2-1/2 mi e Dawson Saddle (San Gabriel Mts.); , e of Dawson Saddle 2286 Comment
  RSA710388  Lupinus sparsiflorus LeRoy Gross 2005-5-3 2183 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
  SEINET10490973  Lupinus sparsiflorus subsp. sparsiflorus Unknown 1916-4-15 Sturges s.n. Los Angeles Foothills n of claremont. 16 Inches tall. Violet color. Sandy habitat. Comment
  UCSB43750  Lupinus succulentus Nakashima, L. 1982-4-17 Los Angeles West of Wrigley Memorial Garden on Memorial Road, 0.84 miles from its junction with Avalon Canyon Road on Santa Catalina Island 304 Comment
  HSC79777  Lupinus succulentus John A. Hall 1971-3-19 15 Los Angeles Los Angeles, 500 yds. NW of University of L.A. 61 Comment
  POM8682  Lupinus succulentus Philip A. Munz 1920-2-18 3265 Los Angeles Claremont. 366 Comment
  RSA597459  Lycium brevipes var. hassei Angelika Brinkmann-Busi 1991-12-25 s.n. Los Angeles Palos Verdes Peninsula: top of Portuguese Point Comment
  RSA428827  Lycium californicum F. R. Fosberg 1931-5-20 S 4926 Los Angeles Catalina Harbor, Santa Catalina Island. 5 Comment
  SBBG31358  Lycium californicum R. F. Thorne with P. C. Everett 1965-5-11 34648 Los Angeles rd from Rancho Escondido above Cottonwood Dam in Cottonwood Cyn 106 Comment
  LA98861  Lycium cooperi E. R. Hobbs; 1979-6-25 79- 107 Los Angeles Antelope Valley, Palmdale, NW corner of Avenue P and 30th Street Comment
  UC26131  Lycium cooperi Dr. A. Davidson May 1895 Los Angeles Lancaster Comment
  UCR259051  Lycium cooperi R. G. Swinney 2010-5-12 12761 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
  CAS-BOT-BC140180  Lyonothamnus floribundus subsp. aspleniifolius T. S. Brandegee 1894-8-25 s.n. Los Angeles San Clemente Island Comment
  CATA663  Lysimachia arvensis Mark L. Hoefs 1991-4-23 1152 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  RSA773973  Machaeranthera canescens R. G. Swinney 2009-7-29 11441 Los Angeles Pacifico Mountain summit 2134 Comment
  POM4786  Machaeranthera canescens var. canescens I. M. Johnston 1917-8-22 1647 Los Angeles Prairie Fork of San Gabriel River. 1982 Comment
  CAS-BOT-BC206211  Malacothamnus fasciculatus Le Roy Abrams 1902-7-5 2656 Los Angeles Hillsides near Azusa Comment
  CAS-BOT-BC206236  Malacothamnus fasciculatus Alice Eastwood 1928-6-15 15400 Los Angeles Claremont Comment
  CATA1654  Malacothamnus fasciculatus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-6-13 2941 Los Angeles Santa Catalina Island: Behind Little Harbor 9 Comment
  UCR124452  Malacothamnus fasciculatus I. W. Clokey, B. C. Templeton 1929-1 4553 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UCR127636  Malacothamnus fremontii Mark A. Elvin 2003-8-13 2986 Los Angeles Santa Clarita Valley, Newhall Ranch, Santa Clara River at the mouth of Long Canyon 274 Comment
  CAS-BOT-BC204190  Malacothamnus marrubioides John Thomas Howell 1950-11-9 27485 Los Angeles 12 miles n. of Castac [Castaic] 609 Comment
  RSA616376  Malacothrix clevelandii Scott D. White, Pam DeVries 1998-5-15 6491 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 Cyn. 579 Comment
  UCR260000  Malacothrix clevelandii R. G. Swinney 2010-5-11 12633 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  OBI6198  Malacothrix glabrata Shirley Vaughn 1974-5-11 8 Los Angeles Lancaster 718 Comment
  UCR217139  Malacothrix saxatilis Jonas A. Winbolt, Rocky Brown 2010-8-20 006 Los Angeles Western Transverse Range, south of Santa Clarita, north side of Hwy I-5 and the Old Road, southeast of trailer park along powerline corridor 956 Comment
  CAS-BOT-BC347939  Malacothrix saxatilis var. tenuifolia J. H. Thomas 1957-6-2 6804 Los Angeles Arroyo Seco under Colorado St. Bridge, Pasadena Comment
  CLARK-A1528-2009  Malacothrix saxatilis var. tenuifolia John C. Roos 1937-6-29 2486 Los Angeles Malibu Beach Comment
  POM362366  Malacothrix saxatilis var. tenuifolia M. B. Dunkle 1931-4-22 2457 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  SBBG66177  Malacothrix saxatilis var. tenuifolia M. N. Ackley -Jun-1926 161 Los Angeles Verdugo Hills 350 Comment
  CAS-BOT-BC170386  Malosma laurina Alice Eastwood 1919-6-21 9057 Los Angeles San Fernando Comment
  RSA144571  Malosma laurina P. H. Raven 1957-9-21 s.n. Los Angeles small brushy hill at NW end of UCLA campus. Comment
  RSA60288  Malosma laurina G. R. Campbell 1947-10-5 548 Los Angeles Hills just north of Avalon. Santa Catalina Island. 152 Comment
  SBBG12014  Malosma laurina E. R. Blakley 1961-9-24 4763 Los Angeles Fourth of July Cove 15 Comment
  SBBG98576  Malosma laurina T. Ross, A. Ross 1991-6-3 5536 Los Angeles Elephant Hill, western Pomona 316 Comment
  CAS-BOT-BC540139  Malus pumila Timothy S. Ross; Steve Boyd 1990-5-17 2575 Los Angeles Little Gleason Forestry Planttion: north side of Mt Gleason Road about the east headwaters of Gleason Canyon, and about 2 (air) miles E of Mt Gleason summit; San Gabriel Mountains Acton USGS 7.5' quadrangle 1767 Comment
  CAS-BOT-BC206653  Malva assurgentiflora Robert F. Thorne 1970-3-6 39400 Los Angeles Indian Rock in Emerald Bay, Santa Catalina Island 15 Comment
  SD69511  Malva assurgentiflora Robert F. Thorne 1966-4-4 35794 Los Angeles Santa Catalina Island; Bird Rock, north of Isthmus Cove. 7 Comment
  POM156190  Malva nicaeensis L. R. Abrams 1902-6-12 2528 Los Angeles Ballona Creek, near Mesmer. Comment
  UCR152479  Malva pseudolavatera A. C. Sanders, Lee Jones 2005-4-8 29347 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  SBBG32073  Marah macrocarpa R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -307 Los Angeles E of saddle between Descanso and Hamilton Cyns, upper Descanso Cyn 243 Comment
  SDSU21251  Marah macrocarpa S. H. Bullock 1968-3-23 4 Los Angeles Claremont, Blanchard Park, Mills Ave. between 1st and 6th Streets. 351 Comment
  POM18425  Marah macrocarpa P. A. Munz 1923-4-11 s.n. Los Angeles San Clemente Island: low shore on west coast. Comment
  RSA713811  Marah macrocarpa var. macrocarpa Valerie L. Soza, Miriam Sidibeh 2003-3-26 1620 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
  RSA586339  Marah macrocarpa var. macrocarpa Orlando Mistretta 1995-3-17 1556 Los Angeles Northwest of Little Rock Reservoir, on Emma section of Little Rock Creek Management Unit 1066 Comment
  UCSB12717  Marrubium vulgare Hochberg, Fred 1961-3-30 Los Angeles 1/2 mile south on Middle Canyon Road from junction with Airport Road, Catalina Island Comment
  CAS-BOT-BC67808  Marsilea vestita Peter H. Raven 1961-9-24 16748 Los Angeles Strand of Boquet Reservoir at east end. 914 Comment
  SD185150  Matricaria discoidea S. J. Myers 2005-5-11 Los Angeles Northeast of Lancaster, southwest of the intersection of Ave. H and 10th Street. 719 Comment
  UCR187235  Matricaria matricarioides A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32207 Los Angeles Tehachapi Mtns. Foothills, hills immediately NW of Quail Lake, vicinity of Benchmark 3562/Quail 1098 Comment
  RSA240679  Meconella denticulata Donald R. Bissing 1973-5-18 90 Los Angeles Evey Canyon: 0.6 mi. from canyon mouth. 756 Comment
  UCR93322  Medicago lupulina Scott D. White 1996-5-19 4052 Los Angeles City of Claremont: Geneva Ave, north of San Jose, south of Arrow Hwy, west of Indian Hill, east of Towne Street. 320 Comment
  POM2401  Medicago lupulina D. L. Crawford 1916-4-20 s.n. Los Angeles Claremont. Comment
  SBBG117022  Medicago polymorpha S. A. Junak with M. L. Hoefs 2001-5-5 SCa 1511 Los Angeles rd to Cape Cyn ridgetop, on N side of Middle Ranch Cyn 402 Comment
  UC1215281  Medicago polymorpha Peter H. Raven 1962-4-9 17131 Los Angeles Wilson Cove San Clemente Island (near barracks) 60 Comment
  UCR182674  Medicago polymorpha R. G. Swinney 1998-4-13 5960 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  UCR68930  Medicago polymorpha Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4269 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  CAS-BOT-BC281515  Melica imperfecta Reeder, John R. & Charlotte G. Reeder 1973-6-1 6229 Los Angeles Angeles National Forest, San Gabriel Mts, Monte Cristo Campground 1097 Comment
  CATA741  Melica imperfecta Mark L. Hoefs 1991-5-22 1266 Los Angeles Santa Catalina Island: Upper Cherry Valley 143 Comment
  POM292718  Melica imperfecta Lyman Benson 1949-4-29 13604 Los Angeles Hill 3 miles SW of Pomona 305 Comment
  RSA177742  Melica imperfecta R. F. Thorne, P. Everett 1965-5-10 34495 Los Angeles Upper end of Gallagher Canyon; Santa Catalina Island 411 Comment
  SDSU3259  Melica imperfecta var. refracta H. Wedberg 1966-4-3 1207 Los Angeles At edge of chaparral burned two years previous, above Hill Dr. x Neal, in Eagle Rock. 152 Comment
  POM20733  Melica stricta P. A. Munz 1923-5-25 6805 Los Angeles Big Rock Creek 1280 Comment
  SBBG52893  Melilotus albus F. C. Boutin 1967-4-23 1615 Los Angeles above ocean between main airstrip and Wilson Cove Comment
  POM348152  Melilotus albus Anstruther Davidson 1992-05 1807 Los Angeles River Bank, Elgin Park Comment
Read comments
Aug 11 2012
  RSA151263  Melilotus indicus Peter H. Raven 1962-7-10 17960 Los Angeles San Clemente Island, road near northwest end of island. Comment
  POM187771  Mentha canadensis Thomas Craig 1933-10-9 2011 Los Angeles Soledad Canyon, about 8 miles west of Ravenna. 610 Comment
  OBI49935  Mentzelia David J. Keil, V. L. Holland 1979-4-19 13043 -1 Los Angeles Ca. 16 mi E of jctn with I-5 along Calif Rte 138 853 Comment
  LA210642  Mentzelia affinis Carl Epling; May 1927 s.n. Los Angeles Tehachapi Mountains. Comment
  JEPS42770  Mentzelia dispersa Frank W. Peirson 1922-5-30 3074 Los Angeles San Gabriel Mountains, Mt. Lowe, Westspur 1371 Comment
  RSA703555  Mentzelia gracilenta Gary D. Wallace, M. Wallace 1983-5-20 2078 Los Angeles Aliso Canyon road between Acton and Angeles Forest highway. Comment
  RSA0015845  Mentzelia laevicaulis LeRoy Gross, Evan Meyer, Bart O Brien 2013-10-17 6205 Los Angeles Hansen Dam flood control basin, Big Tujunga wash, between foothill Blvd. and Wentworth street. West of the 210 freeway. Collected short distance east and west, just south of Orcas Park, off Orcas Ave. 315 Comment
  POM18162  Mentzelia micrantha P. A. Munz 1923-4-10 6749 Los Angeles San Clemente Island: canyon south of 'Lemon Tank'; west coast. Comment
  SFV4883  Mentzelia micrantha M. H. Grayum 1971-5-3 s. n. Los Angeles Santa Monica Mountains Tapia Park. 152 Comment
  UC729790  Mentzelia micrantha Carl B. Wolf 1932-5-11 3568 Los Angeles Point w. side Fourth O' July Cove; Santa Catalina Island 30 Comment
  RSA593822  Mentzelia veatchiana Steve Boyd 1996-4-25 8713 Los Angeles Liebre Mountains, southwestern flank of Liebre Mountain, along Forest Service Road 7N22 ca 1.1 mile E of jtn with 7N23. 1220 Comment
  RSA765197  Mentzelia veatchiana Justin M. Wood 2010-5-10 1600 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  SEINET3155071  Mentzelia veatchiana E. K. Balls, L. W. Lenz 1950-3-28 14466 Los Angeles 1 miles E of junction of Hwy 99 and Hwy 138, just S of Gorman. 1158 Comment
  UC1871145  Mentzelia veatchiana T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4992 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  RSA0107834  Mesembryanthemum nodiflorum Steven A. Junak 2000-6-29 SCa- 1344 Los Angeles Santa Catalina Island. Bird Rock, near High Point, NW end of Opuntia patch. 12 Comment
  POM6722  Micropus californicus L. T. Street, G. Williams 1919-4-12 2505 Los Angeles Hills near Puente. Comment
  JEPS40614  Micropus californicus var. californicus W. L. Jepson 1939-4-14 19105 Los Angeles Russell Valley Comment
  LA33768  Micropus californicus var. californicus Peter H. Raven; Henry J. Thompson 1959-5-5 14132 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1 mi W of Las Virgenes Rd (N1), Malibu Creek drainage Comment
  RSA631076  Microseris heterocarpa L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon. Comment
  UCR190884  Microseris lindleyi R. G. Swinney 2001-4-18 7906 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  RSA599335  Mimulus androsaceus Steve Boyd, Lauren Raz 1997-3-26 9363 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
  RSA590558  Mimulus aurantiacus var. pubescens Tim S. Ross, W. Appleby 1993-5-20 7188 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle. 951 Comment
  UC1587664  Mimulus aurantiacus var. pubescens Tim Ross 1991-8-14 5788 Los Angeles 0.30 mi e Lower Pacifica Campground Rd. (Pacifico Mtn. Rd.); San Gabriel Mtns., Pacifico Mtn. USGS 7.5' Quad. 1933 Comment
  UCSB41772  Mimulus aurantiacus var. pubescens Lockyer, Jim 1970-3-9 Los Angeles In a canyon off of San Dimas Road; at the northern end of Puddingstone Dam 381 Comment
  UC1018204  Mimulus aurantiacus var. pubescens J. Warren 1952-5-15 Los Angeles Fish Canyon 457 Comment
  RSA213365  Mimulus aurantiacus var. puniceus Reid V. Moran 1941-2-26 628 Los Angeles Johnson's Valley, Santa Catalina Island. 100 Comment
  UC1302319  Mimulus aurantiacus var. puniceus Robert F. Thorne and P. C. Everett 1964-2-7 33476 Los Angeles junction of Airport road and Canyon road; Santa Catalina Island 457 Comment
  RSA758007  Mimulus brevipes D. E. Bramlet, Jennifer Pareti 2008-5-6 4261 Los Angeles Ridgeline above Bouquet Cyn., 950m SE of Bouquet Cyn. Rd. and 1.61km N of Plum Cyn. 482 Comment
  RSA5496  Mimulus cardinalis Carl B. Wolf 1932-8-11 4012 Los Angeles Big Rock Creek, 1 1/4 mi. below Big Rock Ranger Station 915 Comment
  RSA588679  Mimulus cardinalis Orlando Mistretta 1995-7-12 1919 Los Angeles San Gabriel Mountains: Little Rock Creek Confluence on Little Rock Creek and South Fork fo Little Rock Creek. 1220 Comment
  RSA165694  Mimulus constrictus Brian C. Miller, W. Griesel 1963-7-2 s.n. Los Angeles Road between Liebre Camp and Sawmill Camp. 1463 Comment
  RSA250519  Mimulus floribundus Robert F. Thorne, John Dourley 1967-10-10 37357 Los Angeles Angeles National Forest: 1.5 mi. E of Dawson Saddle 2332 Comment
  SFV7519  Mimulus floribundus S. Feldman, M. H. Grayum 1975-5-13 134 Los Angeles Santa Monica Mountains Spring at head of Las Flores Canyon. Near Rambla Pacifico Road about 0.5 miles south of junction with Schueren Road. 488 Comment
  RSA295243  Mimulus fremontii J. Doty 1969-5-19 630 Los Angeles Bob's Gap Road, 3.7 miles southeast of its junction with State Highway 138, ca. 10 miles southeast of Pearblosssom. 1098 Comment
  LA209388  Mimulus guttatus Carl Epling; M. Epling May 1925 sn Los Angeles Mint Canyon Comment
  RSA596033  Mimulus guttatus Tim S. Ross, J. Mark Porter 1995-5-4 8451 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA600419  Mimulus guttatus Steve Boyd, Lauren Raz 1997-4-30 9627 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  SBBG126197  Mimulus parishii R. G. Swinney 2005-7-21 8313 Los Angeles Juniper Hills, 0.4 mi S of jct of Longview Rd and Tumbleweed Rd, Mike Booth property; San Gabriel Mtns 1216 Comment
  CAS-BOT-BC388669  Minuartia douglasii Timothy S. Ross; Steve Boyd 1994-6-23 8069 Los Angeles Liebre Mountains. Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch 1597 Comment
  POM67063  Minuartia douglasii Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canyon Comment
  RSA586478  Minuartia douglasii Orlando Mistretta 1995-6-20 1820 Los Angeles Bare Mountain Canyon. 1829 Comment
  SBBG12636  Mirabilis californica E. R. Blakley 1962-6-10 5238 Los Angeles above and N of Seal Cove 60 Comment
  UCR204447  Mirabilis laevis R. G. Swinney 2005-4-15 8217 Los Angeles San Gabriel Mtns., Glendora, South Hills, junction of Wild Iris Trail and South Hills Trail 351 Comment
  CAS-BOT-BC434621  Mirabilis laevis var. crassifolia LeRoy Abrams 1902-6-9 2504 Los Angeles Playa del Rey Comment
  CATA3329  Mirabilis laevis var. crassifolia Amy Catalano 2017-4-13 046 Los Angeles Santa Catalina Island: Edge of small rivulet about 170 meters SW of junction of Silver Peak and Water Tank roads 291 Comment
  UC1194959  Mirabilis laevis var. crassifolia Reid Moran 1959-3-9 7170 Los Angeles Canyon 2 miles SE of Eel Point, San Clemente Island 120 Comment
  RSA158282  Mirabilis laevis var. crassifolia Peter H. Raven 1962-4-11 17307 Los Angeles Behind Northwest Harbor; San Clemente Island. 6 Comment
  RSA158346  Mirabilis laevis var. crassifolia Peter H. Raven 1962-4-9 17174 Los Angeles Common shrub, to 0.2 meters tall , in rocky grassland near barracks, Wilson Cove, San Clemente Island 61 Comment
  RSA464639  Mirabilis laevis var. crassifolia Freda Detmers 1929-4-13 s.n. Los Angeles Santa Catalina Island. Comment
  UC7636  Mirabilis laevis var. retrorsa J. Burtt Davy May 9-24 1896 2294 Los Angeles Antelope Valley Comment
  CAS-BOT-BC384079  Mirabilis laevis var. villosa P. C. Everett; E. K. Balls 1959-5-22 23808 Los Angeles Big Rock Creek, n. slopes, San Gabriel Mts., from Valyermo 1219 Comment
  RSA69463  Mirabilis laevis var. villosa F. W. Peirson 1917-5-12 1854 Los Angeles Auto Camp in Mint Canyon, north base of San Gabriel Mts. Comment
  RSA0013560  Modiola caroliniana Steve Boyd, R. E. Riefner 2007-4-27 11737 Los Angeles City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue. 43 Comment
  SBBG127545  Mollugo verticillata A. C. Sanders with D. S. Cooper 2010-8-5 38534 Los Angeles Madrona Marsh Preserve, Torrance 24 Comment
  UC625098  Monanthochloe littoralis F. R. Fosberg 1931-5-20 S 4927 Los Angeles Santa Catalina Island, Catalina Harbor Catalina Harbor; Santa Catalina Island, Catalina Harbor 0 Comment
  RSA0088944  Monardella candicans Bonnie C. Templeton 1971-5-16 11609 Los Angeles About 7 mi. n.e. of Palmdale. 815 Comment
  RSA605657  Monardella exilis Louis C. Wheeler 1965-6-21 8695 Los Angeles Mojave Desert: ca. 3 miles E of 90th Street, East & Ave. O, on Ave. O; ca. 1 mile W of Alpine Butte Wildflower Sanctuary.. . Comment
  RSA717785  Monardella lanceolata R. G. Swinney, Dave Larson 1996-7-17 5119 Los Angeles San Dimas Experimental Forest, east half (grass portion) of Browns Flst 1317 Comment
  POM158075  Monardella lanceolata var. lanceolata L. R. Abrams 1902-7-7 2662 Los Angeles Glendora. Comment
  UCR78667  Monolopia lanceolata Wandalee Thompson 1964-4-13 96 Los Angeles Mojave Desert, foothills near Palmdale 945 Comment
  UCSB17221  Monoptilon bellioides Wright, David 1963-5-3 Los Angeles Along roadside 3.6 miles south-east of Victorville turnoff on California Highway 138 1051 Comment
  RSA13754  Montia fontana L. C. Wheeler 1934-2-13 2380 Los Angeles 1 mi. NE Puddingstone Dam (Harwood Hill) San Jose Hills. 351 Comment
  RSA0080683  Muehlenbeckia platyclada Bonnie C. Templeton 1963-6-11 9580 Los Angeles So. Oxford Street, Los Angeles. Comment
  RSA533949  Muhlenbergia appressa Timothy S. Ross, Mistretta, Hammitt 1991-5-18 5212 Los Angeles San Clemente Island: 1300 feet NNW of Gud (888') marker. 241 Comment
  UC1595330  Muhlenbergia californica Tim Ross and Orlando Mistretta 1992-7-24 6770 Los Angeles 76 degrees ene and 900 m from Strawberry Peak summit; San Gabriel Mts., vicinity of Strawberry Spring 1460 Comment
  SBBG117017  Muhlenbergia microsperma S. A. Junak 2001-5-5 SCa 1516 Los Angeles N side of Middle Ranch Cyn 432 Comment
  RSA0113754  Muhlenbergia microsperma Steven A. Junak 1999-5-20 SCa- 929 Los Angeles Santa Catalina Island. Along Cottonwood Road, 0.5 mi. E of reservoir. Plant stop. 207 Comment
  RSA332891  Muhlenbergia richardsonis Wayne E. Sawyer 1981-6-29 72 Los Angeles Angeles National Forest: CA Hwy 2 between Dawson Saddle and junction of Hwy 39, 2.75 miles from Dawson Saddle 2241 Comment
  RSA641502  Muhlenbergia richardsonis L. C. Wheeler 1967-8-24 10499 Los Angeles Angeles National Forest: SW slope of Mt. Waterman 2164 Comment
  SBBG59560  Muhlenbergia richardsonis V. Duran 1933-7-20 3522 Los Angeles Buckhorn 1981 Comment
  CAS-BOT-BC274973  Muhlenbergia rigens Le Roy Abrams 1901-7-1 1867 Los Angeles W Fork of San Gabriel River Comment
  POM353178  Nassella cernua F. H. Elmore 1939-11-26 2 Los Angeles San Clemente Island. Pyramid Cove. Comment
  RSA623761  Nassella lepida Jon E. Keeley 1979-5-10 7279 Los Angeles 1.6 kilometers N of Pacific Coast Highway on Kanan Dume Road. 300 Comment
  SBBG119348  Nassella lepida V. Soza with L. Gross 2001-5-14 1214 Los Angeles above Santa Anita Cyn, ca. 0.7 mi W of the Santa Anita Dam; T1N R11W S9, E/2, SE/4 762 Comment
  RSA482810  Nasturtium officinale Anonymous 1877-6-18 s.n. Los Angeles Mission Canyon Comment
  SBBG121993  Navarretia fossalis A. Parikh, N. Gale 2003-6-16 761 Los Angeles central part of Cruzan Mesa, 2.7 km W of Sierra Hwy, 0.9 km SW of Vasquez Cyn Rd 655 Comment
  LA206704  Navarretia hamata W. R. Ernst; May 1948 sn Los Angeles lower San Gabriel canyon Comment
  CAS-BOT-BC109083  Nemacaulis denudata var. denudata Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach. Comment
  UCR172709  Nemophila menziesii Jun Hu, Weena Sangkatavat 2000-4-22 06 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
  UCR214103  Nemophila menziesii A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37974 Los Angeles Tehachapi Mountains, Crane Canyon, 1.0 mi. SE (144 deg. ) of Castac Lake, 1.7 mi. NE (43 deg. ) of Gorman, just S of Kern Co. line 1189 Comment
  RSA421319  Nemophila menziesii H. Twining 1906-02 s.n. Los Angeles Foothills Comment
  UC24266  Nemophila menziesii var. integrifolia J. H. Barber 1897-3-15 60 Los Angeles Santa Monica Comment
  UC643396  Nemophila menziesii var. integrifolia Ira W. Clokey, B. Templeton 1929-4-1 4454 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 350 Comment
  RSA247113  Nemophila menziesii var. menziesii Gary D. Wallace 1966-3-12 130 Los Angeles San Gabriel Mountains; north of Arcadia; Chantry Flats, up Santa Anita Canyon. 610 Comment
  RSA276027  Nemophila menziesii var. menziesii Jack Delaini 1974-3-11 67 Los Angeles Lodi Canyon. 549 Comment
  UCR138699  Nerium oleander L. C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mtns, Pacoima Canyon at Ant Canyon 678 Comment
  SBBG31212  Nicotiana bigelovii R. F. Thorne with P. C. Everett 1965-2-22 34883 Los Angeles new rd along East Mtn (Peak) 128 Comment
  CHSC1926  Nicotiana glauca E. Thomas 1940-4-13 Los Angeles Claremont. 353 Comment
  UC625744  Nicotiana glauca Annie M. Alexander 1939-6-26 851 Los Angeles Mint Canyon Comment
  LA94877  Nicotiana glauca K. Larson; J. Neel 1950-4-2 32 Los Angeles SANTA MONICA MOUNTAINS, Mulhollanbd Dr 5 mi west of intersection with Beverly Glen. Comment
  RSA0060136  Nicotiana quadrivalvis Tim S. Ross, Steve D. Boyd 1990-6-6 2843 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  UCR70895  Nicotiana quadrivalvis T. S. Ross, Steve Boyd 1990-6-6 2843 Los Angeles Green Valley Pasture, in San Francisquito Canyon 1037 Comment
  SEINET10696838  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3968 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  RSA158226  Oenothera elata subsp. hirsutissima David P. Gregory 1961-8-2 478 Los Angeles Prairie Fork, over the ridge from Wightwood, San Gabriel Mountains. Comment
  UCR23469  Oenothera rosea Alfred R. Roos 1958-6-17 s.n. Los Angeles Evans and Reeves Nursery, Brentwood, West Los Angeles Comment
  RSA601255  Olea europaea Louis C. Wheeler 1946-1-13 6168 Los Angeles San Marino. La Presa Drive and Huntington Drive. Comment
  RSA439555  Opuntia oricola Edwin Kline 1924-6-9 s.n. Los Angeles Mountains of Los Angeles. Comment
  RSA100761  Oreonana vestita F. W. Peirson 1918-6-17 137 Los Angeles summit of North Baldy 2743 Comment
  UC303497  Oreonana vestita I. Johnston 1917-7-4 1413 Los Angeles near summit of Baldy San Gabriel Mts. Comment
  CAS-BOT-BC499908  Orobanche fasciculata C. Epling; C. Darland 1935-6-1 s.n. Los Angeles Tujunga Canyon Comment
  RSA0076589  Orobanche fasciculata Timothy S. Ross, Peter W. Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3724 Los Angeles Pinyon Ridge: eastern half of the ridge, directly N of Fenner Canyon. 1938 Comment
  JEPS79771  Orobanche valida subsp. valida W. P. Armstrong 1979-8-15 Los Angeles se firebreak of ridge, w side of ridge Lookout Mtn. 1798 Comment
  SEINET10855058  Oryza sativa Heidi H. Schmidt 1999-10-10 Schmidt 3926 Los Angeles City of Santa Monica. Wild Oats Community Market: 500 Wilshire Blvd.: Santa Monica, CA: 90401: (310) 395-4510 - phone. 50 Comment
  CAS-BOT-BC355756  Osmadenia tenella Alice Eastwood 1906-5-27 11 Los Angeles Country adjacent to Los Angeles. Garvanza Comment
  UC465986  Osmadenia tenella I. J. Condit Los Angeles Los Dimas Comment
  UC213217  Osmorhiza berteroi I. M. Johnston 1918-7-6 2084 Los Angeles Prairie Fork of San Gabriel River San Antonio Mountains 2133 Comment
  RSA458983  Osmorhiza brachypoda Erwin Miller 1934-3-27 s.n. Los Angeles Fish Canyon. Comment
  UCR125628  Oxalis corniculata A. C. Sanders 2003-5-26 26849 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
  CATA1132  Oxalis pes-caprae Mark L. Hoefs 1995-5-23 2120 Los Angeles Santa Catalina Island: Middle Canyon at Thompson Reservoir 195 Comment
  RSA529148  Oxytheca parishii var. parishii Tim S. Ross, S. D. Boyd 1991-7-24 5593 Los Angeles Pacifico Mountain Road ca 0.5 airmile SSE of Tie Summit Station. 1646 Comment
  RSA748459  Oxytheca parishii var. parishii R. G. Swinney 2001-8-18 8057 Los Angeles Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge. 2250 Comment
  SD239863  Oxytheca parishii var. parishii R. G. Swinney 2008-7-25 9305 Los Angeles San Gabriel Mountains: Twin Peaks, east side (Waterman Mountain 7.5'Q) 2362 Comment
  UCR259368  Oxytheca parishii var. parishii R. G. Swinney 2010-10-8 14010 Los Angeles San Gabriel Mountains, Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge 2453 Comment
  RSA0116184  Oxytheca trilobata R. G. Swinney 2011-5-16 14748 Los Angeles San Gabriel Mountains; Camp Colby (Colby Ranch), 1.18 mi. at 73 deg SE of Colby Ranch Rd. & FS Rd. 3N19 in Big Tujunga Cyn., c. 450 m ENE of lodge in center of camp. 1375 Comment
  RSA94705  Packera ionophylla F. W. Peirson 1922-7-6 3195 Los Angeles Big Pines region west of Swartout Valley Comment
  SFV21025  Paeonia californica L. Gross 2002-2-24 487 Los Angeles Verdugo Mountains Northwest side of mountains. Entered at corners of Ledge Ave. and Tuxford Street off of La Tuna Canyon Road in Sun Valley. West of McDonald Creek. Horse trail climbs in a north direction a ridge to top of crest, then a ridge from top of crest northward down the north side of crest to the community of Shadow Hills, where Sunland Blvd. runs through. 305 Comment
  CAS-BOT-BC121159  Paeonia californica Louis C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains, Pacoima Canyon. 731 Comment
  UC50121  Papaver californicum A. J. McClatchie 1893-4-28 3 Los Angeles near Pasadena Comment
  SBBG13301  Parietaria hespera var. californica M. A. Piehl 1962-6-10 62391 Los Angeles cyn E of Thirst 304 Comment
  UCR204904  Paspalum vaginatum R. E. Riefner Jr. 2006-7-8 06- 293 Los Angeles South Coast, city of Malibu, Malibu Lagoon, east lagoon near Surfrider Beach 0 Comment
  RSA682514  Pectocarya anisocarpa Scott D. White, Michael Honer 2003-5-7 9187 Los Angeles South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway. 335 Comment
  UCR154235  Pectocarya setosa A. C. Sanders, T. B. Salvato 2005-5-24 30259 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  SBBG13147  Pellaea andromedifolia E. R. Blakley 1962-6-10 5218 Los Angeles Wilson Cove 7 Comment
  SEINET6195227 Image available Pellaea andromedifolia A. Boynton 1966-1 18 Los Angeles Altadena, Millard Canyon, 15 mi. NW of Altadena on Chaney Trail 610 Comment
  RSA787610  Pellaea andromedifolia M. B. Dunkle 1928-4-21 1881 Los Angeles Santa Catalina Island: Renton Mine Hill. 335 Comment
  RSA688934  Pellaea mucronata subsp. californica T. R. Pray 1956-11-17 1060 Los Angeles Crest of San Gabriel Mountains, E. of Lily Springs 2591 Comment
  SD232126  Pellaea mucronata var. californica T. R. Pray 1958-7-25 1101 Los Angeles E end of San Gabriel Mountains 2438 Comment
  POM22838  Pellaea mucronata var. mucronata D. L. Crawford, Hiatt 1916-3-29 s.n. Los Angeles Topango Canyon, Santa Monica Mountains Comment
  RSA0069842  Pennisetum setaceum R. G. Swinney 2010-5-4 12488 Los Angeles San Gabriel Mountains: north of Sylmar, 0.1 mi. NNE (6 deg ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  UC1922095  Penstemon X dubius LeRoy Gross, Valentin Arvizu 2006-5-31 2470 Los Angeles [Transverse Ranges; San Gabriel Mountains region]; Forest Service road surveys; Along Santa Clara Road (3N17.6) from Magic Mountain to a short distance pass (east) of Indian Canyon Road (4N37): Near 34.39367N, 118.29405W. 1321 Comment
  NY583835  Penstemon centranthifolius A. M. Ottley 1920-5-3 564 Los Angeles Big Tujunga Wash 335.3 Comment
  SEINET210044  Penstemon centranthifolius P. S. Ratlle 1938-7-1 Los Angeles Found growing in the San Gabriel Mountains Comment
  UCR270489  Penstemon centranthifolius R. G. Swinney 2011-6-15 15169 Los Angeles San Gabriel Mountains, Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy 1585 Comment
  RSA412444  Penstemon centranthifolius Francis W. Pennell 1940-4-19 25142 Los Angeles Route 99 about 2 miles south of Castaic. 396 Comment
  UCR189948  Penstemon grinnellii R. G. Swinney 1998-8-27 6830 Los Angeles San Gabriel Mtns., Mount San Antonio (East/Old Baldy) Peak 3055 Comment
  UCR209991  Penstemon grinnellii R. G. Swinney 2008-7-16 9250 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  UCR78114  Penstemon grinnellii Wandalee Thompson 1964-6-16 50 Los Angeles San Gabriel Mtns., Liebre Mountains, Pine Canyon Road, N-2, near foot of Liebre Mtn. c. 10 mi. west of Lake Elizabeth 1128 Comment
  UC1137411  Penstemon grinnellii var. scrophularioides L. R. Short 1934-4-2 175 Los Angeles Tejon Pass Los Padres Forest, Tejon Quad., Tejon Pass 1219 Comment
  RSA407920  Penstemon heterophyllus subsp. australis Howard Mullins 1931-5-1 s.n. Los Angeles Flintridge Hills Comment
  UCR146447  Penstemon heterophyllus subsp. australis Orlando Mistretta 1993-5-28 843 Los Angeles San Gabriel Mountains, Old Forest Service Road off of Glendora Mt. Road; 1.5 miles west of Cow Canyon Saddle 1524 Comment
  NY601673  Penstemon heterophyllus var. australis F. W. Johnson 1913-9-7 1537 Los Angeles Echo Mountain, Altadena 1066.8 Comment
  POM8946  Penstemon heterophyllus var. australis Philip A. Munz 1920-3-17 3350 Los Angeles Lone Hill, San Dimas. 305 Comment
  RSA640734  Penstemon heterophyllus var. australis Louis C. Wheeler 1931-4-12 s.n. Los Angeles San Gabriel Mountains: Burbank Canyon. Comment
  SD125718  Penstemon heterophyllus var. australis K. Harper 1986-5-17 Los Angeles Bouquet Canyon Rd. just W of Spundy Canyon Rd., E of Bouquet Reservoir, near road Comment
  RSA0094383  Penstemon labrosus Richard G. Swinney 2011-6-23 15322 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao visitor Center. 1582 Comment
  RSA424042  Penstemon rostriflorus Robert Gustafson 1983-7-18 2783 Los Angeles San Gabriel Mountains, Angeles Crest Highway, Pine Hollow 2134 Comment
  RSA749084  Penstemon rostriflorus R. G. Swinney 2005-8-11 8455 Los Angeles Big Rock Creek at Paradise Springs. 1439 Comment
  JEPS11390  Penstemon speciosus Joseph Andorfer Ewan 1936-8-2 9894 Los Angeles Cedar Canyon off Mescal Creek San Gabriel Mts., Cedar Canyon off Mescal Creek 1920 Comment
  RSA654168  Penstemon spectabilis subsp. subviscosus Marilyn Porter 1991-5-19 29 Los Angeles Upland at San Bernardino County line south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 671 Comment
  SD255820  Penstemon spectabilis subsp. subviscosus R. G. Swinney 2011-3-18 14138 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5'Q) 366 Comment
  UC103122  Penstemon spectabilis var. subviscosus C. F. Baker 1903-7-20 3348 Los Angeles Claremont Comment
  LA3435  Pentagramma triangularis subsp. triangularis Carl Epling; 1925-1-1 6216 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  UC1611542  Perideridia pringlei Tim Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3934 Los Angeles Liebre Mtn. Liebre Mountains (n slope, along upper portions of Pacific Crest Trail which follows ridge just e of Horse Camp Canyon) 1487 Comment
  CAS-BOT-BC73760  Peritoma arborea var. arborea Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7440 Los Angeles Palos Verdes Peninsula, Rancho Palos Verdes - eroded canyon through southerly coastal bluffs, 15 Comment
  SD90288  Peritoma arborea var. arborea Robert F. Thorne 1970-3-6 39390 Los Angeles Santa Catalina Island; Fisherman's Cove near Marine Biological Laboratory. 20 Comment
  CAS-BOT-BC355964  Perityle emoryi A. J. McClatchie 1893-9-12 s.n. Los Angeles Catalina Island Comment
  CAS-BOT-BC355976  Perityle emoryi Mrs. C. E. Miller 1918-6-10 s.n. Los Angeles The Isthmus, Santa Catalina Island Comment
  UC557679  Perityle emoryi Nell Murbarger March 1936 83 Los Angeles e side and w side San Clemente Island Comment
  CAS-BOT-BC419004  Persicaria lapathifolia Timothy S. Ross; Steve Boyd 1994-9-21 8335 Los Angeles Liebre Mountains. Cow Spring Pond: sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, ca 100 m W of the Cow Spring Canyon drainage 1155 Comment
  RSA0018730  Persicaria lapathifolia LeRoy Gross, Evan Meyer, Bart O'Brien 2013-10-17 6204 Los Angeles Hansen Dam flood control basin, Big Tujunga wash, between foothill Blvd. and Wentworth street. West of the 210 freeway. Collected short distance east and west, just south of Orcas Park, off Orcas Ave. 315 Comment
  RSA772516  Phacelia austromontana R. G. Swinney 2009-5-20 10847 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  JEPS84902  Phacelia bicolor var. bicolor L. R. Heckard 1985-5-4 6231 Los Angeles s side of Avenue E 1 mi e 10th St. East (s of Rosamond Dry Lake, ne of Lancaster); Mohave Desert 701 Comment
  LA38559  Phacelia cicutaria var. hispida Martha Hilend; 1933-5-19 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  LA40168  Phacelia cicutaria var. hispida Pickman; 1961-5-11 11 Los Angeles Santa Monica Mountains, Piuma Rd, 4 mi E of Las Virgenes Rd 457 Comment
  POM3283  Phacelia cicutaria var. hispida C. L. Hitchcock 1918-7-3 14 Los Angeles San Fernando Side of Topango [Topanga] Canyon Road. Comment
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May 29 2014
  RSA0062564  Phacelia cicutaria var. hispida R. G. Swinney 2010-4-20 12310 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA346640  Phacelia cicutaria var. hispida Barry Burnell 1921-5-21 227 Los Angeles Evey Canyon off of San Antonio Canyon Rd. 716 Comment
  RSA650548  Phacelia cicutaria var. hispida A. E. Hersh 1950-7-15 s.n. Los Angeles about 3 miles from west end of Topanga Canyon. El. 152 Comment
  UCR251886  Phacelia cicutaria var. hispida Victoria M. Woods, David G. Cook 2014-5-26 48 Los Angeles Transverse Range; San Gabriel Mtns., Angeles National Forest, Mount Baldy area, Potato Mountain Trail from Baldy Mtn. Rd turnoff 1043 Comment
  UCR259618  Phacelia cicutaria var. hispida R. G. Swinney 2010-5-25 12956 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
  UCR271594  Phacelia cicutaria var. hispida R. G. Swinney 2011-5-19 14782 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek 1073 Comment
  JEPS2194  Phacelia cicutaria var. hispida F. W. Peirson 1918-6-1 161 Los Angeles Henninger Flats San Gabriel Mts. 868 Comment
  RSA346645  Phacelia cicutaria var. hispida Barry Burnell 1971-3-29 312 Los Angeles San Gabriel Mts.: Sycamore Canyon above Claremont at the top of Indian Hill Blvd. Pacific Slope. 396 Comment
  RSA670626  Phacelia davidsonii Bonnie C. Templeton 1932-5-31 4861 Los Angeles West Blue Ridge, Big Pines Camp 2195 Comment
  SD186244  Phacelia distans A. C. Sanders 2003-3-14 25753 Los Angeles Abandoned gravel pit on bundary between Irwindale and Azusa, east of Irwindale Ave. 519 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
  UCR223024  Phacelia distans R. G. Swinney 2009-4-29 10619 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  UCR258799  Phacelia distans R. G. Swinney 2010-3-16 11936 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
  RSA628032  Phacelia distans Louis C. Wheeler 1931-1-25 s.n. Los Angeles Sargents Grove: (vicinity of Claremont). Comment
  RSA251527  Phacelia floribunda Robert F. Thorne 1973-4-11 42853 Los Angeles San Clemente Island, middle portion of Norton Canyon. 274 Comment
  SBBG105342  Phacelia floribunda R. M. Beauchamp 1976-5-29 4149 Los Angeles Indian midden below Permit, W of Seal Cove 38 Comment
  SFV3011  Phacelia fremontii K. A. Wilson 1961-4-29 1180 Los Angeles San Gabriel Mountains Devil's Punchbowl camp site. Two miles south of Valyermo._x000B_Sandy rocky wash. 1220 Comment
  UCR219909  Phacelia grandiflora R. G. Swinney, Jane Strong 2009-4-21 10415 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  SBBG41205  Phacelia imbricata J. T. Howell 1928-6-10 3890 Los Angeles Fish Cyn Comment
  UC1046923  Phacelia imbricata L. R. Heckard 1953-6-15 509 Los Angeles along creek 5 mi above Dutch Lewis Forest Camp ((about 10 mi n of Sunland)); San Gabriel Mountains, Pachoima Creek 914 Comment
  UC881199  Phacelia minor Ira W. Clokey, B. Templeton Mar., 1929 4532 Los Angeles Mandeville Canyon Santa Monica Mountains 350 Comment
  RSA428074  Phacelia minor Donald R. Bissing 1973-5-18 82 Los Angeles Evey Canyon 0.7 mile from canyon mouth 780 Comment
  RSA660759  Phacelia minor J. Doughty 1985-5-11 124 Los Angeles Angeles National Forest: Graveyard Canyon junction of San Gabriel Road and the entrance to Follows Camp. Comment
  RSA783492  Phacelia minor J. D. Olmsted 1958-3-10 34 Los Angeles Along Liveoak Creek, 3 mi north of Webb school past Hill ranch along fire road. Northwest of Claremont. 549 Comment
  SD38350  Phacelia ramosissima Edith Purer 1933-5-30 4997 Los Angeles Playa del Rey Comment
  CAS-BOT-BC154348  Phacelia stellaris David D. Keck 1935-3-18 3019 Los Angeles San Gabriel River, 2 mi. E. of El Monte 91 Comment
  RSA4765  Phacelia stellaris James Snow s.n. Los Angeles Bryant Ranch, near Long Beach, Station no.3. Plat. 3. Comment
  RSA426194  Phacelia tanacetifolia Anstruther Davidson 1930-1 s.n. Los Angeles [Unspecified] Comment
  RSA679062  Phalaris aquatica Valerie L. Soza, LeRoy Gross 2001-5-22 1234 Los Angeles Morgan Fire 2000 area, between Morgan and Sycamore Canyons, at end of old fire road west of Sycamore Flat Motorway (FS Road 1N15). 716 Comment
  CAS-BOT-BC250592  Phalaris minor E. R. Blakley 1962-6-9 5205 Los Angeles Canyon west of road, 2 1/2 miles north of China Point. San Clemente Island 213 Comment
  POM356922  Phalaris minor Edwin Kline 1924-5-20 s.n. Los Angeles Los Angeles. Comment
  UC1536073  Phalaris minor Robert F. Thorne 1975-9-4 47392 Los Angeles Fisherman's Cove Santa Catalina Island (cmapus of USC Marine Science Center); , Fisherman's Cover Comment
  UC137128  Philadelphus lewisii C. A. Purpus July 1897 5582 Los Angeles n. Bear Creek 1219 Comment
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Mar 8 2013
  RSA230727  Phlox diffusa R. F. Thorne, M. Z. Thorne 1969-7-9 38484 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
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Dec 28 2012
  CAS-BOT-BC222476  Pholistoma auritum var. auritum Geo. B. Grant No date on label 6160 Los Angeles Avalon Comment
  CAS-BOT-BC222558  Pholistoma auritum var. auritum Carl Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  RSA640457  Pholistoma auritum var. auritum Louis C. Wheeler 1967-5-15 9593 Los Angeles San Gabriel Mountains. Elsmere Canyon, near mouth. 442 Comment
  RSA752275  Pholistoma auritum var. auritum Justin M. Wood 2009-4-22 522 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  CATA971  Pholistoma racemosum Mark L. Hoefs 1994-5-21 1839 Los Angeles Santa Catalina Island: Southeast end of Renton Mine Road 262 Comment
  RSA187969  Pholistoma racemosum Robert F. Thorne 1966-4-4 35782 Los Angeles Santa Catalina Island. Blue Cavern Point, NE of Isthmus Cove. 30 Comment
  RSA459314  Pholistoma racemosum Bonnie C. Templeton 1968-2-25 11383 Los Angeles North slope of bank near the bottom of a canyon. Near the Isthmus, Santa Catalina Is. Comment
  RSA133180  Phoradendron macrophyllum Del Wiens 1958-12-10 2427 Los Angeles Cobal Canyon north of Claremont. 427 Comment
  UC1212087  Phoradendron macrophyllum Peter M. Ray 1948-12-4 1312 Los Angeles above Valyerno (near Devil's Punch Bowl, Big Rock Creek); San Gabriel Mts., Big Rock Creek 1249 Comment
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Aug 11 2014
  UC2030039  Phoradendron tomentosum var. macrophyllum James Henrickson 1979-3-3 17812 Los Angeles Los Angeles Co., California; ca. 1 mile NE of Saugus along Santa Clara River, 1 mile W of Bouquet Canyon Road, n of the Saugus-Ventura road. Comment
  IRVC26157  Phoradendron villosum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26242 Los Angeles Charlie Canyon, Castaic Mesa area, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch Western San Gabriel Mtns. 366 Comment
  RSA420809  Phoradendron villosum Anstruther Davidson 1890-07 s.n. Los Angeles Newhall. Comment
  UC1871046  Phoradendron villosum T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3917 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon; elevation 4830-5160 feet. T8N R17W center S 1/4 SE 1/4 sect 34; and T7N R17W center N 1/2 NE 1/4 sect 3. Comment
  RSA601467  Phyllospadix scouleri Steven A. Junak 1995-5-24 1230 Los Angeles Ventura County, San Nicolas Island, E end of Tender Beach, just E of N range marker poles, 0 Comment
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May 14 2014
  RSA0020254  Physalis lancifolia Louis C. Wheeler 1931-7-21 394 Los Angeles 2 mi. N Claremont. 412 Comment
  UCR138902  Pinus attenuata L. C. Wheeler 1968-10-5 s.n. Los Angeles San Gabriel Mtns., W side of N Fork San Gabriel River, near mouth 617 Comment
  UCR206170  Pinus halepensis A. C. Sanders, T. B. Salvato 2009-5-21 36894 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
  RSA562423  Plagiobothrys acanthocarpus D. E. Bramlet 1993-4-15 2317 Los Angeles In the Puente Hills, approx. 274 m. NW of Pomona peak. The site is located some 1220m W of the intersection of the Pomona freeway and Chino Hills Parkway. 381 Comment
  HSC104241  Plagiobothrys arizonicus R. G. Swinney 2009-4-24 10450 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UCR185579  Plagiobothrys arizonicus A. C. Sanders 2007-4-25 33591 Los Angeles Tehachapi Mtns., Oso Canyon, 0.7 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  POM98343  Plagiobothrys arizonicus P. A. Munz 1926-4-4 9997 Los Angeles Bouquet Canyon. Comment
  RSA777216  Plagiobothrys canescens Orlando Mistretta, Christine Mistretta 2010-5-19 5131 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
  RSA656791  Plagiobothrys canescens James Henrickson 1979-4-18 17818 Los Angeles Just north of Valencia, E of Interstate 5, between McBean Parkway and Valencia Parkway, E of College-of-Canyons. 363 Comment
  SBBG128228  Plagiobothrys collinus M. L. Hoefs, S. A. Junak 2000-4-14 3072 Los Angeles hillside ca. halfway between Airport Rd and Goat Harbor 469 Comment
  UC1250447  Plagiobothrys collinus Isabelle Tavares and Valera Brinson 1962-4-16 262 Los Angeles 3 mi s Bouquet Canyon Guard Station (Bouquet Canyon road) Comment
  SEINET3152909  Plagiobothrys nothofulvus G. B. Grant 1904-5-5 995 Los Angeles Altadena Comment
  RSA164802  Plagiobothrys nothofulvus Wesley O. Griesel 1963-4-26 766 Los Angeles About 1/2 mile southeast of Devil s Gate Dam, Pasadena. 366 Comment
  POM47627  Plantago erecta L. R. Abrams 1899-03 344 Los Angeles Ballona Harbor Comment
  OBI70888  Plantago erecta Louis C. Wheeler 1969-5-3 s.n. Los Angeles San Gabriel Mtns: Bluebird trk trl 716 Comment
  RSA166572  Plantago erecta W. G. Webb 1935-2-25 s.n. Los Angeles Eagle Rock Canyon Comment
  RSA527654  Plantago erecta Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4374 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  UCR132938  Plantago indica Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 Comment
  RSA401952B  Plantago lanceolata Edith Allen 1939-7-26 s.n. Los Angeles Playa Del Rey Comment
  RSA382860  Platanthera leucostachys F. R. Fosberg, Joseph A. Ewan 1931-8-12 S- 5580 Los Angeles Little Jimmy Spring, Windy Camp, north slope Mt. Islip, San Gabriel Mountains. 2300 Comment
  RSA0116340  Platanus racemosa R. G. Swinney 2010-10-5 13969 Los Angeles San Gabriel Mountains; Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center. 463 Comment
  SDSU1052  Platanus racemosa Gerald Collier 1951-5-10 Los Angeles Parkway along Sunset Blvd about 50 yards west of Hilgard Avenue. UCLA campus. Comment
  UCR51486  Platanus racemosa A. C. Sanders 1987-12-4 7570 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  UCR102538  Platystemon californicus George K. Helmkamp 1997-3-6 1348 Los Angeles Western Mojave Desert, west of Lancaster at 125th St. & Calif. Hwy 138 762 Comment
  RSA445741  Platystemon californicus Elbert Benjamine 1929-3-3 82 Los Angeles Antelope Valley Comment
  RSA751417  Plecostachys serpyllifolia R. E. Riefner Jr. 2009-6-9 09 -118 Los Angeles City of Malibu, vicinity of La Piedra State Beach. 3 Comment
  UCR185395  Plectritis ciliosa A. C. Sanders, T. B. Salvato 2007-4-25 33552 Los Angeles Tehachapi Mtns., Oso Canyon near Kern Co. line, c. 0.1-0.2 mi. south of road on canyon bottom, c. 0.75 mi. east of powerlines 1220 Comment
  RSA616151  Poa annua Valerie L. Soza 1998-5-3 95 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 411 Comment
  RSA670209  Poa annua Joseph M. Keefe 2001-3-16 31115 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105 284 Comment
  UCD91925  Poa pratensis Geoffrey Levin 1974-5-8 74 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. 335 Comment
  RSA730952  Poa secunda Gary D. Wallace 1979-5-26 1848 Los Angeles San Gabriel Mountains: along Angeles Forest Highway just west of Clear Creek Ranger Station Comment
  UCR281164  Poa secunda R. G. Swinney 2014-4-10 16042 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  UCR76419  Poa secunda T. S. Ross 1992-4-14 6154 Los Angeles Channel Islands, San Clemente Island: central E side of the island; just below the mouth of Nanny Canyon 137 Comment
  RSA92322  Poa secunda var. secunda F. W. Peirson 1920-5-9 5366 Los Angeles Summit of Mt. Wilson. 1753 Comment
  CAS-BOT-BC320516  Poaceae Peter Rubtzoff 1988-10-7 9963 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
  LA94348  Polycarpon depressum Carl Epling; Harvey Anderson 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  UCR93326  Polycarpon tetraphyllum Scott D. White 1996-5-15 4038 Los Angeles Southern Coastal Region, Marina Del Rey area, above Ballona Creek floodplain. Comment
  RSA183487  Polycarpon tetraphyllum June McCaskill 1965-6-6 700 Los Angeles McCaskill Gardens, 25 S Michillinda Ave, Pasadena. Comment
  RSA250081  Polygonum arenastrum Robert F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42181 Los Angeles SAN GABRIEL MTS., ANGELES NATIONAL FOREST: Jackson Lake 1875 Comment
  RSA33479  Polygonum aviculare subsp. aviculare Tom Burch 1943-07 s.n. Los Angeles Redondo Beach. Comment
  RSA464410  Polygonum aviculare subsp. aviculare E. Crow 1928-3-21 275 Los Angeles Claremont. Comment
  RSA464415  Polygonum aviculare subsp. aviculare F. R. Fosberg 1930-7-7 S- 3167 Los Angeles Alamitos Bay 5 Comment
  CAS-BOT-BC414164  Polygonum aviculare subsp. buxiforme Grant 1906-9-1 7172 Los Angeles Santa Catalina Isl. Comment
  UCR206510  Polygonum hydropiperoides A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36951 Los Angeles San Gabriel Valley, confluence of San Gabriel River and Walnut Creek, between El Monte and Baldwin Park, S of I-10 Fwy and north of Valley Blvd, W of I-605 Fwy, under SCE powerlines 88 Comment
  CAS-BOT-BC71903  Polypodium californicum 1902-5-27 s.n. Los Angeles Little Santa Anita Canyon 762 Comment
  CAS-BOT-BC71905  Polypodium californicum Le Roy Abrams 1999-3-11 s.n. Los Angeles Millard's Canyon, San Gabriel Mts. Comment
  POM120122  Polypodium californicum Marcus E. Jones 1882-2-25 s.n. Los Angeles Pasadena. Comment
  RSA669703  Polypodium californicum LeRoy Gross, Naomi Fraga 2002-4-4 514 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & Chandler Fire Road meet., (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. 532 Comment
  SBBG38820  Polypodium californicum M. B. Dunkle 1939-4-4 7248 Los Angeles Chenetti Cyn Comment
  UCSB62317  Polypodium californicum Kiefer, Lawrence 1967-3-11 Los Angeles San Gabriel Mtns., N of La Canada, Woodwardia Canyon, tributary of Arroyo Seco, vicinity of the Hwy 2 bridge, at falls just W of the bridge 822 Comment
  UCSB62331  Polypodium californicum Kiefer, Lawrence 1967-1-7 Los Angeles San Gabriel Mtns., Pacoima Canyon, vicinity of Dutch Louie Camp 701 Comment
  UCSB62472  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  SBBG31197  Polypogon interruptus R. F. Thorne with P. C. Everett 1965-6-23 34966 Los Angeles No 2 Reservoir, upper part of Middle Ranch Cyn 304 Comment
  LA10113  Polypogon monspeliensis H. M. Plunkett; A. M. Johnson 1932-5-5 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  RSA187707  Polypogon viridis R. F. Thorne 1966-9-14 36636 Los Angeles Santa Catalina Island: lower Middle Ranch Canyon, ca. 3/4 mile above Ben Weston Beach 53 Comment
  UCD91471  Polypogon viridis W. M. Phillipson 1915-1 s.n. Los Angeles Monrovia. Comment
  RSA0092529  Polystichum imbricans subsp. curtum R. G. Swinney 2011-7-7 15467 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), central camp area. 1098 Comment
  RSA628816  Polystichum imbricans subsp. imbricans Scott D. White, Dave Bramlet 1998-6-29 6825 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
  CAS-BOT-BC102552  Populus fremontii L. R. Abrams 1910-2-25 4323 Los Angeles Soledad Canyon near Acton Comment
  CHSC35486  Populus fremontii James Henrickson 1974-2-24 5 Los Angeles Santa Catalina Island, at the lowest part of Cottonwood Canyon where road crosses canyon mouth. 12 Comment
  UCR24188  Potamogeton crispus John C. Roos 1950-7-15 4852 Los Angeles San Gabriel Valley, Whittier Narrows, San Gabriel River bed near Whittier 61 Comment
  POM6455  Potamogeton crispus Philip A. Munz 1919-5-15 2785 Los Angeles Pond in Botany lath house of Pomona College, Los Angeles County Comment
  SEINET3892555  Potamogeton foliosus var. foliosus Louis C. Wheeler 1950-9-23 6793 Los Angeles San Gabriel Mountains: Paloma Flat. Big Tujunga Canyon.; 0 561 Comment
  UCR209115  Potentilla glandulosa R. G. Swinney 2008-6-18 9075 Los Angeles San Gabriel Mountains, south of Juniper Hills, Burkhart Trail 0.7 miles WNW of Burkhart Saddle, junction of trail and W Fork of Cruthers Creek 2012 Comment
  RSA600630  Potentilla gracilis var. fastigiata Louis C. Wheeler 1968-9-7 s.n. Los Angeles San Gabriel Mountains: Big Pines; Headwaters of Mescal Creek. 2043 Comment
  LA208096  Poterium sanguisorba Louis C. Wheeler; 1932-7-25 1102 Los Angeles Thompson Wash 2.5 mi. ne La Verne 380 Comment
  SEINET10628875  Prunus domestica Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3759 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  UCR177579  Prunus fasciculata LeRoy Gross 2005-5-3 2184 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  RSA249741  Prunus fasciculata var. fasciculata Robert F. Thorne 1973-5-11 43482 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
  LA200820  Prunus ilicifolia subsp. ilicifolia Jonathan Sauer; 1971-4-9 4854 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, upper, Upper canyon. Comment
  RSA664091  Prunus ilicifolia subsp. ilicifolia Marianne Marshall 1981-5-29 32 Los Angeles Ca. Hwy 39, 4.7 mi. N of junction w/ Sierra Madre Ave. N of Azusa. Comment
  UC185627  Prunus ilicifolia subsp. lyonii T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  RSA151249  Prunus lyonii Peter H. Raven 1962-7-10 17972 Los Angeles Upper reaches of Cave Canyon, the large canyon draining southwest from Thirst, San Clemente Island. Comment
  RSA454154  Prunus lyonii F. R. Fosberg 1931-4-2 S- 4446 Los Angeles Santa Catalina Island. Hamilton Canyon just below road. 350 Comment
  RSA533412  Prunus persica Tim S. Ross 1991-4-21 4499 Los Angeles Whittier hills (Puente hills, pro parte): Turnbull canyon drainage near mouth of Turnbull canyon. 154 Comment
  CAS-BOT-BC154783  Prunus virginiana var. demissa Wesley O. Griesel 1962-6-6 s.n. Los Angeles Big Pines, San Gabriel Mts. 2072 Comment
  RSA358745  Pseudognaphalium biolettii E. S. Spalding 1923-2-3 s.n. Los Angeles Laurel Canyon Comment
  SBBG52915  Pseudognaphalium biolettii F. C. Boutin 1967-4-23 1679 Los Angeles Lemon Tank 304 Comment
  SDSU3740  Pseudognaphalium biolettii R. M. Beauchamp 1967-1-28 147 Los Angeles Growing on a knoll west of the main road below Stone; San Clemente Island. Comment
  LA202100  Pseudognaphalium californicum Martha Hilend Kinsey; 1935-5-24 sn Los Angeles SANTA MONICA MOUNTAINS, Bel Air Estates. Comment
  SBBG63247  Pseudognaphalium californicum M. N. Ackley -May-1922 219 Los Angeles Pacific Palisades, Santa Monica 99 Comment
  SBBG122008  Pseudognaphalium leucocephalum A. Parikh, N. Gale 2005-6-29 2119 Los Angeles N of Hwy 126 in Hasley Cyn, 1.5 km W of Castaic Junction and 0.5 km N of Castaic Crk 307 Comment
  UCR256625  Pseudognaphalium microcephalum R. G. Swinney 2010-8-16 13565 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  SDSU3729  Pseudognaphalium microcephalum R. M. Beauchamp 1967-3-19 315 Los Angeles On east rim of canyon south of Wilson Cove Pier; San Clemente Island. Comment
  SEINET7063488  Pseudognaphalium ramosissimum A. G. Vestal 1947-4-2 s.n. Los Angeles Puenta-Brea Canyon Road. Puenta Hills. UTM Zone 11, 415263mE, 3762506mN. (WGS84/NAD83). 126 Comment
  CAS-BOT-BC357623  Pseudognaphalium stramineum Geo. B. Grant 1900-3-29 s.n. Los Angeles Avalon Comment
  UCR125187  Psilotum nudum Heather Williamson 2002-11-26 s.n. Los Angeles Los Angeles, Hollywood area near the intersection of Gower St. & Melrose Ave. on the Paramount Studios lot 111 Comment
  RSA589229  Pteridium aquilinum var. pubescens T. S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2908 Los Angeles Upper Big Tujunga Canyon: margin of Big Tujunga Creek and toes of the slopes immediately west (ca 1.6 air miles ENE of Barely Flats). 1213 Comment
  RSA0011710  Pteris cretica L. C. Wheeler 1947-7-11 6544 Los Angeles San Gabriel Mountains: Millard Canyon. 412 Comment
  RSA527758  Pterostegia drymarioides Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4325 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA601427  Pterostegia drymarioides Louis C. Wheeler 1933-8-27 1662 Los Angeles San Pedro Hills. 305 Comment
  SD253541  Purshia tridentata var. glandulosa R. G. Swinney 2011-4-1 14301 Los Angeles San Gabriel Mountains/SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mile south of California Aqueduct, 20-200 m west of Cheeseboro Rd. (Palmdale 7.5'Q) 890 Comment
  UC1128507  Purshia tridentata var. glandulosa H. A. Jensen 1933-6-1 316 Los Angeles Mouth of Pallett Creek; Rock Creek Quad. 1097 Comment
  UC586833  Pycnanthemum californicum Joseph Andorfer Ewan 1934-8-2 8485 Los Angeles San Antonio Canyon; San Gabriel Mts., San Antonio Canyon 914 Comment
  UCR205701  Pyracantha koidzumii A. C. Sanders, T. B. Salvato 2009-5-19 36839 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines adjacent to Kaiser Hospital north of corner of Paramount Blvd. and N Montebello Blvd. 117 Comment
  RSA0080555  Pyrola dentata Robert C. Frampton 1946-8-4 6167 Los Angeles San Gabriel Mt. Range. Windy Gap - Little Jimmy trail Comment
  POM18609  Quercus X grandidentata E. S. Spalding 1921-4-9 xix 1 a Los Angeles Ganesha Hills, Pomona. Comment
  SDSU6982  Quercus X macdonaldii R. M. Beauchamp 1966-8-8 52 Los Angeles Growing along firebreak south of Avalon. 213 Comment
  LA43671  Quercus agrifolia A. M. Johnson; 1932-8-25 4146 Los Angeles Santa Monica Mountains Comment
  RSA476847  Quercus agrifolia Ora M. Clark 1929-1-27 1489 Los Angeles North Hollywood Comment
  RSA172332  Quercus agrifolia var. agrifolia Robert F. Thorne 1963-5-5 32290 Los Angeles slopes of upper Cobal Canyon, ca. 4 miles N of Claremont 518 Comment
  SBBG98856  Quercus agrifolia var. agrifolia E. R. Blakley 1991-11-20 7464 Los Angeles Canton Cyn, NE of Piru Lake 762 Comment
  UCR126577  Quercus berberidifolia A. C. Sanders 2003-4-17 26075 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines 442 Comment
  RSA597386  Quercus chrysolepis Tim S. Ross 1990-6-18 3504 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  RSA608900  Quercus chrysolepis Louis C. Wheeler 1931-4-8 s.n. Los Angeles San Gabriel Mountains: San Dimas Canyon. Comment
  SBBG58046  Quercus chrysolepis R. Hoffmann 1931-8-22 Los Angeles Mt Wilson 1676 Comment
  SEINET12034289  Quercus chrysolepis H. W. Graham 1927-1 9- 9 -43 Los Angeles road from Mt Lowe Tavern, Mt Lowe, to observatory on Mt. Wilson,near Los Angeles Comment
  CAS-BOT-BC86214  Quercus dumosa J. Ewan 1931-10-11 5242 Los Angeles Sepulveda Canyon Rd. N of Mullholland. Santa Monica Mts. Comment
  CAS-BOT-BC86392  Quercus dumosa Herman Knoche 1919-6-24 858 Los Angeles Catalina Island Comment
  SACT002659  Quercus dumosa Louis Wheeler 1932-4-1 Los Angeles Northeast La Verne. Semi-shde on clay mesa. Comment
  RSA733304  Quercus durata var. gabrielensis Susan Grose, Lauren Braccio, LeRoy Gross 2007-11-11 184 Los Angeles Monrovia, Hidden Valley Canyon. 278 Comment
  UCD46036  Quercus engelmannii A. E. Wieslander 1936-8-29 684 Los Angeles Santa Anita. Alt. 600 feet. 182 Comment
  UCSB28159  Quercus john-tuckeri Lloyd, Robert 1959-3-24 Los Angeles At Oak Flats Fire Station, 10 mi. north of Castaic, Calif, on U.S. Hwy. 99, Tehachapi Mts. 822 Comment
  UC1871098  Quercus kelloggii T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3871 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon; elevation 4830-5160 feet. T8N R17W center S 1/4 SE 1/4 sect 34; and T7N R17W center N 1/2 NE 1/4 sect 3. Comment
  CAS-BOT-BC61550  Quercus lobata Carl B. Wolf 1932-10-19 4351 Los Angeles Ridge Route Road, 1/4 mi. SO of Santa Clara River 365 Comment
  OBI14277  Quercus pacifica H. E. McMinn 1924-7-25 1307 Los Angeles Catalina Island Comment
  CAS-BOT-BC258364  Quercus tomentella P. S. Manos; T. Martin 1987-10-8 239 Los Angeles Santa Catalina Island, Gallagher's Canyon 300 Comment
  CAS-BOT-BC258376  Quercus tomentella P. S. Manos 1988-10-28 678 Los Angeles San Clemente Island, Stone Canyon 182 Comment
  RSA251380  Quercus tomentella Robert F. Thorne 1966-4-16 36074 Los Angeles San Clemente Island, canyon below Lemon Tank, near dump, south of Nanny, northeast of island 183 Comment
  SDSU6986  Quercus tomentella R. M. Beauchamp 1967-1-29 163 Los Angeles San Clemente Island. West of Thirst. 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
  RSA774239  Rafinesquia californica R. G. Swinney 2009-5-5 10635 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  UC827624  Ranunculus aquatilis var. capillaceus P. A. Munz 1922-5-16 5601 Los Angeles brook e Puddingstone Canyon; San Dimas 365 Comment
  UC827661  Ranunculus californicus Marcus E. Jones, A. M. 1882-5-3 3220 Los Angeles Pasadena Comment
  CAS-BOT-BC378879  Ranunculus californicus var. californicus Wesley O. Griesel 1962-3-17 s.n. Los Angeles Tapia Park, Santa Monica Mts. 152 Comment
  RSA0081381  Raphanus sativus R. G. Swinney 2010-3-16 11907 Los Angeles 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
  SBBG131711  Raphanus sativus S. A. Junak 1999-5-21 SCa 1000 Los Angeles Goat Harbor, above E end of beach 6 Comment
  SEINET11261080  Raphanus sativus Keith Dobry 1991-6-13 D 722 Los Angeles Santa Monica Mts, Las Virgenes & Mulholland Hwy at Doka Univ, SW section.; 0 Comment
  RSA640802  Rhamnus crocea Louis C. Wheeler 1931-3-30 s.n. Los Angeles Base of San Gabriel Mountains: Thompson Creek Wash. Comment
  SBBG129219  Rhamnus crocea J. G. Jack 1907-7-12 Los Angeles Millard's Canon, Pasadena Comment
  POM2869  Rhamnus ilicifolia P. A. Munz 1918-4-18 2084 Los Angeles Claremont. Wash. Comment
  RSA579490  Rhamnus ilicifolia Tim S. Ross, S. D. Boyd 1994-5-10 7719 Los Angeles Warm Springs Mountain: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 668 Comment
  SBBG27527  Rhamnus ilicifolia I. W. Clokey, B. Templeton -Mar-1929 Los Angeles Mandeville Cyn 200 Comment
  UC167143  Rhamnus ilicifolia Geo. B. Grant Apr 1905 1115 Los Angeles Pasadena Comment
  UC592780  Rhamnus ilicifolia unknown 1927-7-24 670 Los Angeles 0.5 mi e Montrose Comment
  UCSB4040  Rhamnus ilicifolia Ralph, F. 1959-7-18 Los Angeles U.S. 99, 6.9 mi. S of its jet. with Calif. 138. 762 Comment
  CAS-BOT-BC59779  Rhamnus pirifolia Brandegee 1889-5-1 s.n. Los Angeles Santa Catalina Island. Comment
  LA207841  Rhamnus pirifolia C. B. Wolf; 1932-5-10 3502 Los Angeles Santa Catalina Island, Avalon Canyon, above the last almond orchard 121 Comment
  RSA190974  Rhus integrifolia R. F. Thorne, Reed Rollins, Doug Propst, R. Carolin 1967-3-18 36739 Los Angeles Santa Catalina Island. Wild Boar Gully, ca. 1 mi. WNW of Salta Verde Point 198 Comment
  RSA190981  Rhus integrifolia R. F. Thorne, R. C. Rollins, D. Propst, R. Carolin 1967-3-18 36738 Los Angeles Santa Catalina Island. Wild Boar Gully, ca. 1 mi. WNW of Salta Verde Point 198 Comment
  RSA386479  Rhus integrifolia M. B. Dunkle 1928-3-31 1803 Los Angeles Cottonwood Canyon, Santa Catalina Island. 122 Comment
  RSA614156  Rhus integrifolia J. Gural, Valerie Soza 1997-3-26 16 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Ave. and Foothill Blvd. 412 Comment
  UCR260405  Rhus integrifolia R. G. Swinney 2010-4-30 12451 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  IRVC28603  Rhus ovata A. C. Sanders, Mark Elvin 2002-6-20 25210 Los Angeles Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park NE end of Santa Susana Mtns. 366 Comment
  LA93442  Rhus ovata Jonathan Sauer; H. N. Sauer, J. Zadny, M. Zadny 1969-3-17 4398 Los Angeles SANTA MONICA MOUNTAINS, upper Rustic Canyon Comment
  RSA76949  Rhus ovata F. W. Peirson 1920-5-1 106 Los Angeles South slope of the San Gabriel Mountains, Eaton Canyon. 609 Comment
  UCR124619  Rhus ovata I. W. Clokey, B. C. Templeton 1929-1 4431 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UCR273129  Rhus ovata R. G. Swinney 2011-4-26 14523 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  UC1595429  Rhus trilobata Tim Ross 1992-7-10 6638 Los Angeles Big Tujunga Canyon, 310m e of where Cold Water Canyon meets Big Tujunga Creek (e side of the road to Colby Ranch); San Gabriel Mountains 963 Comment
  RSA592150  Rhus trilobata var. quinata L. C. Wheeler 1967-5-2 9278 Los Angeles San Gabriel Mountains. North side foothills ca. 0.3 mi. west of LA Aqueduct, just south of San Clarito Hospital. Baker Ranch on Los Angeles County firearms closure map. 396 Comment
  CAS-BOT-BC92271  Ribes amarum A. J. McClatchie 1895-3-9 s.n. Los Angeles San Gabriel Mountains. Comment
  CAS-BOT-BC92287  Ribes amarum Louis C. Wheeler 1932-3-20 525 Los Angeles San Gabriel Mountains. San Dimas Canyon. 533 Comment
  POM377  Ribes amarum C. F. Baker 1909-5-15 5339 Los Angeles Claremont. Comment
  UC79610  Ribes amarum C. F. Baker 1904-2-17 4064 Los Angeles San Antonio Canyon Claremont Comment
  UC79700  Ribes aureum C. F. Baker 1903-3-15 4154 Los Angeles Glendora Comment
  PASA2250  Ribes aureum var. gracillimum Annetta Carter 1929-1-6 Los Angeles Dry Eaton Canyon Wash Comment
  RSA0089426  Ribes aureum var. gracillimum R. G. Swinney 2011-3-17 14108 Los Angeles Glendora, north of Mull Canyon debris basin 366 Comment
  SFV9214  Ribes aureum var. gracillimum J. H. Lane 1972-3-4 55 Los Angeles San Fernando Valley Big Tujunga wash near Sunland. Western edge by Foothill Blvd. and Conover Road. Comment
  CAS-BOT-BC92444  Ribes aureum var. gracillimum Clarence R. Quick 1940-3-20 s.n. Los Angeles Aracadia. Comment
  UCR217434  Ribes californicum R. G. Swinney 2009-2-26 10047 Los Angeles San Gabriel Mtns., Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 534 Comment
  CAS-BOT-BC93090  Ribes californicum var. hesperium Louis C. Wheeler 1932-1-16 438 Los Angeles Liveoak Wash. 405 Comment
  CAS-BOT-BC93109  Ribes californicum var. hesperium Henry J. Thompson 1959-2-20 1842 Los Angeles Santa Monica Mountains. 1 mile east of Malibu Creek, along Piuma Road. 243 Comment
  UCR70821  Ribes divaricatum var. parishii L. C. Wheeler 1934-3-18 2452 Los Angeles San Gabriel River 73 Comment
  RSA716931  Ribes indecorum LeRoy Gross, Naomi S. Fraga 2006-1-20 2444 Los Angeles North end of the San Rafael Hills, along the main crest. North of Lookout Tower. 503 Comment
  CAS-BOT-BC173430  Ribes malvaceum Lewis S. Rose 1969-12-30 69118 Los Angeles Franklin Canyon, Santa Monica Mountains 152 Comment
  SBBG72055  Ribes malvaceum M. B. Dunkle 1928-12-30 Los Angeles top of Santa Susana Pass Comment
  SFV16777  Ribes malvaceum J. D. Dilley 1997-1-17 s. n. Los Angeles Santa Monica Mountains Studio City. 0.5 miles down Betty Dearing Trail on Mulholland Drive west of Laurel Canyon Drive. 610 Comment
  SFV15341  Ribes malvaceum var. malvaceum J. C. Dittes, P. Dittes 1990-3-17 52 Los Angeles Santa Monica Mountains Charmlee State Campground. 150 m west of gate near water seep on south side of road. 427 Comment
  RSA653924  Ribes malvaceum var. viridifolium Valerie L. Soza, Wayne Law, Laura Moore 2000-6-27 1035 Los Angeles San Gabriel Mountains: Firebreak above Upper Winter Creek Trail, ca. 2 miles northwest of Chantry Flat along FS Road 2N41.2, north of San Olene Canyon. 823 Comment
  UC440363 Image available Ribes malvaceum var. viridifolium Carl Epling 1930-3-8 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  RSA729857  Ribes nevadense R. G. Swinney 1999-5-22 7206 Los Angeles Le Montaine Canyon, c. 0.5 mi. south of Camp Junilee Rd. 1701 Comment
  CAS-BOT-BC209699  Ribes quercetorum Louis C. Wheeler 1932-4-9 575 Los Angeles Kings Canyon near Elizabeth Lake 1036 Comment
  RSA0040542  Ribes roezlii var. roezlii Orlando Mistretta 1990-8-8 s.n. Los Angeles Little Jimmy Spring 2259 Comment
  RSA529200  Ribes roezlii var. roezlii Tim S. Ross, Steve Boyd 1991-7-24 5670 Los Angeles San Gabriel Mountains, Granite Mountain vicinity: ridge NNE of Granite Mountain. 1866 Comment
  UCSB41825  Ribes speciosum Weidert, S. 1971-3-22 Los Angeles Puddingstone Reservoir 457 Comment
  CAS-BOT-BC173853  Ribes velutinum Charles J. Lovell 1942-5-28 s.n. Los Angeles Big Rock Creek, San Gabriel Mts. 1524 Comment
  RSA454975  Ribes viburnifolium F. R. Fosberg 1931-5-5 S 4774 Los Angeles Santa Catalina Island, Bullrush Canyon 60 Comment
  SBBG106901  Ribes viburnifolium M. L. Hoefs, R. F. Thorne 1996-4-6 2644 Los Angeles Renton Mine Rd 243 Comment
  UC11666  Ribes viburnifolium Blanche Trask 1896-2 Los Angeles Avalon Santa Catalina Island Comment
  UCR107781  Ricinus communis Anna Christensen 1997-4-21 24 Los Angeles Claremont, Bernard BIological Field Station (Claremont Colleges) NW corner of Mills Avenue and Foothill Blvd., touching E fence, 170 yds into N panhandle region 412 Comment
  RSA593504  Rigiopappus leptocladus Steve Boyd, Orlando Mistretta 1996-5-1 8763 Los Angeles Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08. 1524 Comment
  RSA009300  Robinia pseudoacacia W. Bolander 1967-4-17 s.n. Los Angeles Verdugo Mountains: La Tuna Canyon. 457 Comment
  CAS-BOT-BC147479  Rosa californica Alice Eastwood 1919-7-4 9277 Los Angeles Santa Monica Canyon, Los Angeles Comment
  CATA181  Rosa californica Mark L. Hoefs, A. Douglas Propst 1973-4-6 150 Los Angeles Santa Catalina Island: Middle of Cape Canyon 304 Comment
  RSA209537  Rosa californica C. W. Tilforth 1969-6-8 202 Los Angeles East of Colima Ave. between Whittier and West Covina in Puente Hills. Comment
  RSA449696  Rosa californica F. R. Fosberg 1931-7-16 S- 5601 Los Angeles Santa Catalina Island, Gallagher's Canyon-right fork- canyon bottom Comment
  RSA729577  Rubus discolor R. G. Swinney, D. W. Larson 1999-5-15 7177 Los Angeles San Gabriel Mtns.: Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 610 Comment
  RSA160534  Rubus ursinus John Olmsted 1958-3-10 37 Los Angeles Along level bank of Liveoak Creek draining southwest and 3 miles N of Webb School and above Hill Ranch of Webb School and above Hill Ranch along fire road. NE of Claremont. 534 Comment
  RSA657463  Rubus ursinus D. Dybdahl 1976-5-31 27 Los Angeles Verdugo Mountains Region: Down hill of 1644 Heather Ridge Dr., Glendale. 320 Comment
  RSA0019896  Rumex acetosella Orlando Mistretta, Youssef Atallah 2011-8-16 6034 Los Angeles Aliso Canyon, 0.8 miles south of junction of Aliso Canyon Road and Angeles Forest Highway. 1295 Comment
  RSA706650  Rumex crispus A. C. Sanders, Mark A. Elvin, Cathleen Weigand 2002-7-31 25514 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, central Potrero Canyon, vicinity of old ranch headquarters 313 Comment
  UCR223723  Rumex crispus R. G. Swinney 2009-6-8 11107 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
  UCR269585  Rumex crispus R. G. Swinney 2011-6-29 15372 Los Angeles San Gabriel Mountains, Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground 1082 Comment
  CAS-BOT-BC433247  Rumex crispus Geo. B. Grant 1902-4-27 s.n. Los Angeles Los Angeles Comment
  UCR223064  Rumex salicifolius R. G. Swinney 2009-5-6 10685 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon at confluence with Little Rock Creek 909 Comment
  UCR270511  Rumex salicifolius R. G. Swinney 2011-5-26 14861 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  CAS-BOT-BC433919  Rumex salicifolius Ernest C. Twisselmann 1962-4-18 6977 Los Angeles Tehachapi Mountains. Tejon Ranch: Oso Canyon, ca. 1 mile above Oso Corral 1036 Comment
  CAS-BOT-BC433922  Rumex salicifolius Peter H. Raven; Henry J. Thompson 1959-9-6 14403 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Along Malibu Creek near its mouth 12 Comment
  SD181743  Ruppia maritima Robert F. Thorne 1971-5-17 41353 Los Angeles Santa Catalina Island: pond southeast of Isthmus, margin of pond 213 Comment
  SEINET3130580  Ruppia maritima G. B. Grant 1904-1 1142 Los Angeles Playa de Rey Comment
  UCR108441  Salicornia virginica L. C. Wheeler 1970-9-5 s.n. Los Angeles Pacific Coast, Venice: Canal Street at Washington Blvd. 9 Comment
  LA82479  Salicornia virginica O. H. Kappler; 1943-5-9 404 Los Angeles Santa Monica Mountains, Las Trancas Canyon, near mouth of canyon 0 Comment
  CAS-BOT-BC103173  Salix bonplandiana Carl W. Sharsmith 1932-1-17 11 Los Angeles at bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa 300 Comment
  UCR120892  Salix exigua L. C. Wheeler 1973-2-3 s.n. Los Angeles Venice, between 2618 and 2700 Pacific Avenue Comment
  UCR208205  Salix exigua L. C. Wheeler 1932-9-12 1373 Los Angeles San Gabriel Mountains, San Antonio Canyon 1220 Comment
  UCR271853  Salix exigua R. G. Swinney 2011-6-23 15287 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  RSA0115700  Salix exigua var. hindsiana Andrew C. Sanders 2006-5-16 32326 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
  SBBG131140  Salix gooddingii S. A. Junak 1999-5-20 SCa 928 Los Angeles Cottonwood Cyn, at reservoir 134 Comment
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Jul 28 2016
  RSA0034826  Salix hindsiana var. leucodendroides Ivan M. Johnston 1917-4-11 s.n. Los Angeles Compton Creek near Dominguez. Comment
  POM362603  Salix laevigata Bonnie C. Templeton 1930-4-8 1043 Los Angeles San Francisquito Canyon, San Gabriel Mts. 900 Comment
  RSA594572  Salix laevigata Louis C. Wheeler 1966-10-12 8980 Los Angeles San Gabriel Mountains. East fork, San Gabriel Canyon, 1/4 mi. upstream from Heaton Flat. 610 Comment
  RSA602744  Salix laevigata Louis C. Wheeler 1967-7-23 10155 Los Angeles San Gabriel Mountains: Mojave Desert Slope: Barrel Spring. Comment
  SD215660  Salix laevigata Steve Boyd, Timothy S. Ross 1997-3-21 9199 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring 1182 Comment
  UC506462  Salix laevigata Carl Hedin and Joseph Ewan 1933-1-28 7629 Los Angeles at Radford Dr. Los Angeles R.; San Fernando Valley, Los Angeles R. Comment
  UC506431  Salix laevigata Carl Hedin and Joseph Ewan 1933-3-25 7698 Los Angeles Comment
  POM182042  Salix lasiolepis F. R. Fosberg 1932-1-26 7178 Los Angeles Flood plain of Los Angeles River, at foot of Cahuenga Pass grade. 180 Comment
  POM362733  Salix lasiolepis Ora M. Clark 1929-1-13 1468 Los Angeles S. Los Angeles. Comment
  RSA652674  Salix lasiolepis G. F. Orr 1956-3-29 s.n. Los Angeles North Fork, San Gabriel Canyon. 457 Comment
  RSA664167  Salix lasiolepis Marcus E. Jones 1926-2-26 s.n. Los Angeles Mountains near Claremont. Comment
  RSA776517  Salix lasiolepis Jane Tirrell 2011-5-26 LS- 9 b Los Angeles Along north side of Highway 2 near mile marker 67.7. 2284 Comment
  SBBG29064  Salix lasiolepis C. W. Sharsmith 1932-2-14 10 Los Angeles San Gabriel River, ca. 9.5 km above Azusa 300 Comment
  UC506466  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-1-28 7629 Los Angeles Comment
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Jun 8 2015
  UCR125252  Salix lasiolepis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25501 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
  POM123308  Salix lucida subsp. lasiandra Marcus E. Jones 1882-3-7 s.n. Los Angeles Pasadena. Comment
  RSA0110598  Salsola tragus Richard G. Swinney 2010-9-30 13916 Los Angeles 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
  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
  SBBG112921  Salsola tragus S. A. Junak, K. Kirkland, M. Bushman 1998-10-21 SCa 817 Los Angeles rd to White's Landing, 1.6 rd mi from beach 152 Comment
  CAS-BOT-BC180708  Salsola tragus Peter H. Raven 1961-9-24 16754 Los Angeles Bouquet Reservoir 914 Comment
  RSA230184  Saltugilia grinnellii subsp. grinnellii R. F. Thorne 1969-7-2 38300 Los Angeles San Gabriel Mountains, Angeles National Forest: Angeles Crest Highway, 3.2 miles WSW of Cloudburst Summit. 1982 Comment
  UC2027711  Saltugilia splendens subsp. grantii Anuja Parikh with Nathan Gale 2011-6-24 3502 Los Angeles TR, SnGb,S of Iron Mountains, 1.5 km E of Angeles Forest Highway, 0.9 km S of Monte Cristo Creek. Comment
  RSA71793  Saltugilia splendens subsp. grantii F. W. Peirson 1927-6-14 7345 Los Angeles San Antonio Canyon, San Gabriel Mountains. 823 Comment
  UCD118702  Saltugilia splendens subsp. splendens Robert F. Thorne; M. Z. Thorne 1967-7-19 37156 Los Angeles San Gabriel Mts., Angeles National Forest: above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. 1950 Comment
  RSA226067  Saltugilia splendens subsp. splendens R. F. Thorne, C. W. Tilforth 1971-6-17 39927 Los Angeles 7 miles up Little Tujunga Canyon Road from Little Tujunga station. San Gabriel Mountains, Angeles National Forest 671 Comment
  RSA424353  Salvia apiana William Emboden 1970-6-12 30 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA596265  Salvia apiana R. G. Swinney 1969-6-12 557 Los Angeles Base of San Gabriel Mountains, in and near the city of Glendora. Approximately 1/2 mile N of Sierra Madre Ave, on N. Pennsylvania Ave. 335 Comment
  RSA82392  Salvia carduacea F. W. Peirson 1921-5-18 1059 Los Angeles Along railroad track, 3 miles east of Saugus. Comment
  UCD125472  Salvia carduacea Michael Alvord; Marc Blain, Mark Meyers 1993-5-1 36 Los Angeles City of Llano, Mojave Desert, 0.9 mile east on Black Butte Basin Road from the intersection of Black Butte Basin Road and Largo Vista Road. 243 Comment
  PASA470  Salvia carnosa 4/28 Los Angeles near Palmdale Comment
  OBI70575  Salvia columbariae Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9460 Los Angeles Liebre Mts Region: Upper watershed of Osito Cyn between I-5 and the Old Ridge Rte, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. T6N R17W, SE 3/4 sec 7 914 Comment
  UC883890  Salvia columbariae Ira W. Clokey, B. Templeton Apr 1929 4495 Los Angeles Mandeville Canyon; Santa Monica Mountains 350 Comment
  UCR282027  Salvia columbariae R. G. Swinney 2014-5-7 16420 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
  RSA150667  Salvia columbariae Peter H. Raven 1962-4-12 17319 Los Angeles Near foot of canyon south of canyon below the Tomb, west side of San Clemente Island 137 Comment
  RSA446278  Salvia dorrii var. pilosa Bonnie C. Templeton 1947-5-21 6266 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  RSA508643  Salvia dorrii var. pilosa Barry Burnell 1970-4-24 190 Los Angeles 3.2 miles south of Highway 138 on N4 1372 Comment
  LA82015  Salvia leucophylla Carl Epling; Nesta Hutchinson 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  LA82008  Salvia mellifera Carl Epling; Lincoln Ellison 1929-8-27 Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA434105  Salvia mellifera N. C. Cooper 1948-4-21 2706 Los Angeles Saugus. 762 Comment
  RSA654644  Salvia mellifera Fred Brooks 1988-5-7 32 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff. Comment
  RSA670303  Salvia mellifera Joseph M. Keefe 2001-3-19 31189 Los Angeles San Rafael Mountains. 20 meters north of Glenoaks Boulevard, 150 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208. 488 Comment
  RSA720243  Salvia mellifera LeRoy Gross 2007-4-27 2656 Los Angeles Southern front of the range; Sherer Canyon. West branch of this canyon. At some old foundations, power lines running up the ridge north of here. 288 Comment
  RSA82396  Salvia spathacea F. W. Peirson 1920-5-8 1054 Los Angeles San Raphael Hills. 457 Comment
  RSA550701  Sambucus mexicana T. S. Ross, Annette H. Ross 1991-7-29 5699 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  RSA596802  Sambucus mexicana T. S. Ross, J. Mark Porter 1995-5-4 8509 Los Angeles Texas Canyon: ca 2.8 road miles NE of Bouquet Canyon Road. 610 Comment
  CAS-BOT-BC238729  Sambucus nigra subsp. caerulea Le Roy Abrams; E. A. McGregor 1908-7-5 680 Los Angeles Lone Pine Canyon, desert slopes of the San Gabriel Mountains 1066 Comment
  UCD137666  Sambucus nigra subsp. caerulea Marc Meyer 1993-3-20 11 Los Angeles Santa Susana Mts., 2 mi. N of Mason Ave. and 118 Fwy. 400 Comment
  POM219124  Sanguisorba minor Louis C. Wheeler 1932-7-25 1102 Los Angeles Thompson Creek, 2.5 miles NE La Verne 381 Comment
  SBBG42512  Sanicula arguta R. Moran 1941-3-7 686 Los Angeles Middle Ranch 200 Comment
  SDSU2337  Sanicula arguta R. M. Beauchamp 1967-1-28 141 Los Angeles Growing on knoll west of Lemon Tank. San Clemente Island. Comment
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Oct 13 2011
  UC284189  Sanicula arguta P. A. Munz 1923-4-9 6659 Los Angeles San Clemente Island Comment
  RSA470994  Sanicula arguta Ella M. Kennedy 1923-02 s.n. Los Angeles South Pasadena, Hillside Comment
  RSA126693  Sanicula crassicaulis H. J. Thompson 1959-4-9 1941 Los Angeles Mulholland Hwy. 1 mile W. of Las Virgenes Rd. Malibu Creek drainage. 274 Comment
  UCR23573  Sarcodes sanguinea John C. Roos 1966-6-15 s.n. Los Angeles San Gabriel Mountains, North slope of Mt. Baden-Powell near Lamel Spring 2378 Comment
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Aug 18 2012
  RSA593490  Schedonorus arundinaceus Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8840 Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon 549 Comment
  SBBG35418  Schismus arabicus P. Harvey 1969-6-29 H 69 -21 Los Angeles Texas Cyn Rd, 1 mi E of Bouquet Cyn Rd Comment
  RSA357905  Schismus barbatus R. F. Thorne 1973-3-26 42721 Los Angeles San Gabriel Mountains: Webb Canyon, N of Claremont 366 Comment
  RSA762450  Schismus barbatus R. G. Swinney 2009-2-20 10011 Los Angeles El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  UCR154023  Schismus barbatus A. C. Sanders 2005-5-11 30161 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 655 Comment
  UCR125144  Schoenoplectus americanus A. C. Sanders, Mark Elvin 2002-6-25 25291 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 274 Comment
  SBBG59224  Schoenoplectus californicus R. Hoffmann 1927-6-14 Los Angeles Gorman Comment
  CAS-BOT-BC111235  Schoenoplectus californicus Ellsworth Bethel 1915-8-1 s.n. Los Angeles Long Beach Comment
  POM1389  Schoenoplectus californicus George B. Grant 1902-6-20 s.n. Los Angeles Redondo. Comment
  RSA92162  Schoenoplectus californicus F. W. Peirson 1906-7-19 1614 Los Angeles Inglewood. Comment
  CAS-BOT-BC238493  Scrophularia villosa Reid Moran 1941-2-27 645 Los Angeles Johnson Valley, Catalina Island Comment
  RSA156034  Scrophularia villosa Peter H. Raven 1962-5-22 17831 Los Angeles Santa Catalina Island, first canyon west of Lions Head Point. Comment
  RSA580096B  Scutellaria siphocampyloides Tim S. Ross, Steve D. Boyd, Steve Burns 1994-7-7 8143 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1677 Comment
  SBBG125469  Scutellaria siphocampyloides A. Parikh, N. Gale 2010-6-18 3337 Los Angeles upper Big Tujunga Cyn, 01.2 km N of St Hwy 2, 0.4 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1220 Comment
  POM222228  Secale cereale L. C. Wheeler 1936-6-21 4164 Los Angeles Palmer Canyon, San Gabriel Mts. 701 Comment
  SEINET8007292  Secale cereale Steve Boyd 1998-4-28 10169 Los Angeles Liebre Mountains Region, Antelope Valley, at foot of Portal Ridge along Lancaster Rd, Comment
  LA94003  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-13 1733 Los Angeles SANTA MONICA MOUNTAINS, Zuma Canyon, ca 2.5 mi from mouth of canyon. 152 Comment
  RSA0093051  Selaginella bigelovii Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14347 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi west of center of Sierra Madre Dam, 0.26 mi (64 degrees) NNW of the trailhead. 451 Comment
  RSA669633  Selaginella bigelovii LeRoy Gross 2002-3-7 492 Los Angeles North side; Off La Tuna Canyon Road, Santa Monica Mountains Conservancy Land. South of 210 Freeway. 579 Comment
  UCR124598  Senecio californicus B. C. Templeton, I. W. Clokey 1930-4-8 1058 Los Angeles San Gabriel Mtns, San Francisquito Canyon 900 Comment
  CAS-BOT-BC333083  Senecio flaccidus var. douglasii Alice Eastwood 1919-6-21 9054 Los Angeles San Fernando Comment
  CHSC109699  Senecio flaccidus var. douglasii Mark Elvin; Anne Marie Ruff 1996-8-1 304 Los Angeles Transverse Ranges, San Gabriel Mountains regions: San Gabriel Mountains. Angeles National Forest. Glendora Ridge Road. N side of road W of 90 degree curve on road. Road mile 7.75. Comment
  RSA596708  Senecio flaccidus var. douglasii Steve Boyd, Lauren Raz 1996-9-24 8924 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
  CAS-BOT-BC341212  Senecio lyonii Frank W. Peirson 1923-4-12 3478 Los Angeles Wilson's Cove, San Clemente Is. Comment
  POM19159  Senecio lyonii P. A. Munz 1923-4-8 6629 Los Angeles San Clemente Island, Wilson's [Wilson] Cove Comment
  RSA536083  Senecio lyonii Timothy S. Ross 1991-5-21 5421 Los Angeles San Clemente Island: upper reaches of Box Canyon, SW side of island. 366 Comment
  RSA613025  Senecio mikanioides L. C. Wheeler 1974-12-29 s.n. Los Angeles San Gabriel Mountains: Bottom of Millard Canyon, on both sides of Angeles National Forest Boundary. Comment
  CATA3300  Senecio vulgaris Amy Catalano, Jen Dreizehn 2017-3-16 017 Los Angeles Santa Catalina Island: Rippers Cove, under shade of Eucalyptus and pines near beach and up canyon 4 Comment
  SD253396  Senecio vulgaris R. G. Swinney 2011-3-26 14207 Los Angeles San Gabriel Mts.: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon (Glendora 7.5'Q) 476 Comment
  RSA587501  Senecio vulgaris Orlando Mistretta 1995-3-28 1581 Los Angeles San Gabriel Mountains: Drainage W of Little Rock Creek Reservoir just S of dam 1037 Comment
  LA93450  Setaria gracilis John O'Leary; 1975-7-15 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 152 Comment
  UC1930177  Setaria parviflora Michael Denslow 2003-11-8 1901 Los Angeles Coastal Plains & Basins; San Bernardino Basin region: Northeast corner of Cambridge and Arrow Hwy. in Claremont Comment
  UCD92611  Setaria parviflora Geoffrey Levin 1975-9-22 655 Los Angeles waste ares in Claremont. Alluvial fan of San Gabriel Mts. Santa Ana River; Pacific Slope. 335 Comment
  UCR198050  Setaria viridis Don Ford 1984-8-10 s.n. Los Angeles Western Mojave Desert, Antelope Valley, Lancaster, Antelope Valley Dairy Comment
  RSA590820  Sibara filifolia D. Propst, Mark Hoefs 1973-6-5 350 Los Angeles Santa Catalina Island, Cape Canyon. 305 Comment
  RSA65707  Silene antirrhina F. W. Peirson 1919-5-14 421 Los Angeles Eaton Canyon 732 Comment
  CAS-BOT-BC384568  Silene coniflora Dr. H. E. Hasse 1890-4-13 s.n. Los Angeles Canons near Santa Monica Comment
  UCR186783  Silene gallica Gary Kovnat, LeRoy Gross 2003-4-5 37 Los Angeles San Gabriel Mountains, Transverse Ranges; Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone Comment
  RSA0091879  Silene gallica Steven A. Junak, Ralph N. Philbrick 2001-5-18 SCa- 1538 Los Angeles Santa Catalina Island. Cottonwood Canyon, just S of Cottonwood-Blackjack Road, ca. 2.6 miles inland from mouth of canyon. 256 Comment
  RSA477863  Silene gallica Michael A. Vincent 1963-4-25 319 Los Angeles One fourth mile east of Cornell Rd. on Mulhollard Hwy. Growing in a plowed field. Comment
  CAS-BOT-BC174896  Silene laciniata Geo. B. Grant 1904-5-1 1205 Los Angeles At Pasadena Comment
  SFV21127  Silene laciniata subsp. laciniata L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1047 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Brand Canyon above the large waterfall where the canyon forks off, near above coordinates. Smaller side canyon that branches off to the east of the main canyon. Side canyon narrows quickly to a bedrock waterfall (or seep). 519 Comment
  RSA477936  Silene laciniata subsp. major A. M. Johnson 1934-5-4 4470 Los Angeles Santa Monica Mtns: Sepulveda Canyon, base of cliff, among shrubbery; not common Comment
  POM82710  Silene multinervia P. A. Munz 1925-4-23 9462 a Los Angeles San Gabriel Canyon. 488 Comment
  CAS-BOT-BC175115  Silene verecunda Victor Duran 1933-7-24 3530 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  UCD99113  Silene verecunda Michael Grayum; Daryl Koutnik 1978-8-1 1517 Los Angeles East of Castro Peak at end of Corral Canyon Road, Santa Monica Mountains. 853 Comment
  RSA588045  Silene verecunda subsp. platyota Orlando Mistretta 1994-5-31 1277 -A Los Angeles Santiago Canyon. N slope of Pacifico Mtn. 1939 Comment
  LA212280  Sinapis arvensis William Baker; Lee Haines 1974-3-25 s.n. Los Angeles Open field along Ventura Blvd. just west of Winnetka Ave. 243 Comment
  RSA724766  Sisymbrium altissimum K. Dobry 1991-4-22 d- 392 Los Angeles West San Gabriel Mts. at Elsmere Cyn Comment
  SBBG72156  Sisymbrium altissimum M. N. Ackley -May-1926 150 Los Angeles Harold 792 Comment
  RSA762384  Sisymbrium irio R. G. Swinney 2009-3-12 10100 -A Los Angeles Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39 226 Comment
  LA201838  Sisymbrium irio Arthur C. Gibson; 2003-5-24 4930 Los Angeles Simi Hills, West Hills Comment
  UCSB2436  Sisymbrium irio Wedberg, H. 1958-3-16 Los Angeles 1/2 mile south of intersection of San Diego Freeway and Wilshire Blvd. Comment
  SD252304  Sisymbrium officinale Steven A. Junak 1999-5-20 Sca 946 Los Angeles Santa Catalina Island: Cottonwood-Black Jack Road, plant stop, near small creekbed, at bird sample point #36. 289 Comment
  CATA1280  Sisymbrium orientale Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2367 Los Angeles Santa Catalina Island: Lower Middle Canyon, just above Ben Weston Beach Road 73 Comment
  UCR178392  Sisymbrium orientale LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 703 Los Angeles Transverse Ranges: Verdugo Mountains Region;, South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway 622 Comment
  UCR260376  Sisymbrium orientale R. G. Swinney 2010-6-21 13298 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
  RSA580966  Sisyrinchium bellum Catherine A. Mish 1995-4-2 32 Los Angeles Santa Monica Mountains, Hollywood Reservoir. 250 Comment
  UC845026  Sisyrinchium bellum Ira W. Clokey, B. Templeton May 1929 4542 Los Angeles Mandeville Canyon; Santa Monica Mountains 500 Comment
  RSA366936  Sisyrinchium bellum Ron Yee 1979-5-6 121 Los Angeles Off Highway 120 east, 5 mi from La Canada Country Golf course 610 Comment
  RSA601027  Sisyrinchium bellum Louis C. Wheeler 1966-9-21 8910 Los Angeles San Gabriel Mountains. South fork of Big Rock Creek in the vicinity of Lily Spring. 2378 Comment
  UCSB29301  Sisyrinchium bellum Blakley, E. 1959-4-5 Los Angeles From beach, bluff on the west side of Point Dune 15 Comment
  UC1929597  Solanum americanum Steve Boyd, Mark Elvin, Rick Burgess, Lloyd Simpson 2006-11-8 11702 Los Angeles Transverse Ranges; Liebre Mountains region; southwestern shore of Quail Lake, extreme western end of Mojave Desert at north base of Liebre Mountains. 1024 Comment
  UCR149800  Solanum americanum Scott D. White, Pam Devries 2004-6-14 10483 A Los Angeles Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 518 Comment
  RSA187929  Solanum douglasii Robert F. Thorne 1966-4-28 36247 Los Angeles Santa Catalina Island. Margin of deep gully, Hay Press area. 427 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
  UC440370  Solanum douglasii Carl Epling 1930-3-8 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon Comment
  UCR178946  Solanum douglasii R. G. Swinney 1968-3-18 224 Los Angeles San Gabriel Mtns., Big Dalton Canyon, 1.0 mi. east of Glendora Mtn. Road 427 Comment
  UCR271837  Solanum douglasii R. G. Swinney 2011-3-15 14082 Los Angeles San Gabriel Mountains, Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 235 Comment
  RSA523164  Solanum douglasii Tim S. Ross 1991-2-23 4108 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 292 Comment
  CAS-BOT-BC156777  Solanum umbelliferum J. T. Howell 1931-6-6 6670 Los Angeles Sandberg's, Ridge Route Comment
  RSA0055994  Solanum umbelliferum Richard G. Swinney 2010-3-16 11941 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
  UCR271980  Solanum umbelliferum R. G. Swinney 2011-5-31 14910 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  CAS-BOT-BC236429  Solanum wallacei Carl B. Wolf 1932-5-9 3491 Los Angeles Along road to Renton Mine, about due west of Pebbly Beach, Santa Catalina Island 304 Comment
  LA51795  Solanum xanti Carl Epling; April 1938 sn Los Angeles Comment
  NY820450  Solanum xanti L. Abrams 1902-6-17 2556 Los Angeles Sepulveda cañon, Santa Monica Mts. Comment
  UCD127056  Solanum xanti Daryl Koutnik 1978-3-29 s.n. Los Angeles Chatsworth Resevoir at the W end of the San Fernando Valley. 365 Comment
  RSA473606  Solidago californica Anstruther Davidson 1889-07 s.n. Los Angeles Glendale. Comment
  RSA473613  Solidago californica H. de Forest 1932-10-16 16771 Los Angeles Barley Flats. San Gabriel Mountains, Angeles National Forest. Comment
  RSA188038  Sonchus asper R. F. Thorne 1966-4-29 36273 Los Angeles Santa Catalina Island: above ranch in Middle Ranch Canyon 229 Comment
  UCR276971  Sonchus asper R. G. Swinney 2010-6-1 13135 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
  RSA609981  Sonchus asper L. C. Wheeler 1970-6-27 s.n. Los Angeles San Gabriel Mountains: Little Fish Fork, Fish Fork Camp. 2012 Comment
  CATA1093  Sonchus oleraceus Mark L. Hoefs 1995-5-16 2043 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  RSA637502  Sonchus oleraceus Valerie L. Soza, LeRoy Gross 1999-5-10 451 Los Angeles San Gabriel Mountains: Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 378 Comment
  SD69794  Sonchus oleraceus Robert F. Thorne 1966-4-7 Los Angeles Santa Catalina Island: moist shade of Prunus ilicifolia lyonii forest at bottom of canyon, Cherry Valley. 60 Comment
  CATA3398  Sorghum bicolor Peter J. Dixon, Sula Vanderplank, Sarah Ratay, Scott Tremor 2017-5-5 088 Los Angeles Santa Catalina Island: Avalon Canyon, ridge above chimes tower, 480 m west of Casino building 128 Comment
  RSA383718  Sparganium erectum Anstruther Davidson s.n. Los Angeles Glendale. Comment
  UCR95431  Spartium junceum Steve Boyd, Orlando Mistretta 1996-5-23 8819 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to power plant, just north of upper end of Castaic Lake. 500 Comment
  SBBG43858  Spergularia macrotheca var. macrotheca M. R. Benedict 1971-6-26 Los Angeles 0.5 mi S of Wilson Cove Comment
  CAS-BOT-BC390794  Spergularia marina Rev. J. C. Nevin 1904-1-1 s.n. Los Angeles Los Angeles Comment
  CATA2053  Spergularia marina Steven A. Junak, Mark Hoefs, Lisa Stratton, Keri Kirkland 1998-7-16 756 Los Angeles Santa Catalina Island: N end of salina just inland from mouth of Cherry Canyon 3 Comment
  CAS-BOT-BC390548  Spergularia platensis C. C. Parry 1882-1-1 s.n. Los Angeles Compton Comment
  CAS-BOT-BC344983  Stachys albens Duncan S. Bell; Caitlin Elam; Evan Meyer 2013-6-13 5150 Los Angeles Transverse Ranges; San Gabriel Mountains region: Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just S of the mouth of Iron Fork 899 Comment
  RSA579314  Stachys albens Tim S. Ross, Orlando Mistretta, Carolyn Neal 1994-7-1 8080 Los Angeles Sheep Camp Spring, 334 degrees and 520m NNW of Pacifico Mtn summit, at the headwaters of Santiago Canyon 1921 Comment
  SEINET9330891  Stachys albens Unknown 2008-7-12 9171 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon (Glendora 7.5' Q). Riparian zone on canyon bottom, surrounded by chaparral; with Salix lasiolepis, Baccharis salicifolia, Keckiella cordifolia, Juncus rugulosus, etc. Comment
  UCR243013  Stachys albens R. G. Swinney 2009-8-6 11524 Los Angeles Transverse Range; San Gabriel Mountains, Lodi Canyon Falls, first major waterfall up canyon from confluence with San Dimas Canyon, San Dimas Experimental Forest 476 Comment
  UCR259370  Stachys albens R. G. Swinney 2010-8-26 13591 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  SD124147  Stachys rigida var. quercetorum Richard S. Hood 1970-4-16 300 Los Angeles Pasadena; Arroyo Seco Park on fire road Ao mi. So. Of Pasadena Fwy. Opposite Ave. 57 182 Comment
  UCR255753  Stanleya pinnata R. G. Swinney 2010-5-12 12718 Los Angeles San Gabriel Mountains/Mojave Desert, Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone 921 Comment
  RSA49538  Stanleya pinnata G. R. Campbell 1949-4-18 13433 Los Angeles Garden from Propagation No 3664., The material from which this number was grown was collection No 9724 by CB wolf, Valley Wells, Mojave Desert, San Bernardino County Comment
  SBBG131929  Stebbinsoseris heterocarpa S. A. Junak 2000-5-19 SCa 1325 Los Angeles first ridge W of Twin Rocks, above Goat Harbor Beach, at end of rd 289 Comment
  RSA202452  Stellaria media R. L. Armacost 1963-5-7 1621 Los Angeles Tapia Park, Santa Monica. Comment
  RSA478179  Stellaria media M. B. Dunkle 1929-3-17 2068 Los Angeles Black Jack, Santa Catalina Island. Comment
  RSA590865  Stellaria media Orlando Mistretta 1994-4-12 1033 Los Angeles Little Rock Creek: Slopes E of Little Rock Reservoir 976 Comment
  CAS-BOT-BC375137  Stephanomeria cichoriacea L. R. Abrams 1900-8-10 858 Los Angeles San Gabriel River Canon [Canyon] Comment
  UCR190099  Stephanomeria cichoriacea R. G. Swinney 1998-7-30 6591 Los Angeles San Gabriel Mtns., lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  JEPS36886  Stephanomeria exigua subsp. coronaria W. L. Jepson 1940-10-6 20182 Los Angeles Santa Monica Comment
  UC284244  Stephanomeria exigua subsp. coronaria P. A. Munz 1923-8-31 7671 Los Angeles ridge s Swartout Valley; San Gabriel Mts. 2575 Comment
  UC454306  Stephanomeria exigua subsp. coronaria I. J. Condit 1908-7-28 Los Angeles Hollywood Comment
  SD41983  Stephanomeria parryi Darley F. Howe 1947-5-5 1528 Los Angeles East of Littlerock. Comment
  POM49613  Stephanomeria pauciflora A. D. E. Elmer 1902-07 3501 Los Angeles Lancaster Comment
  CAS-BOT-BC375804  Stephanomeria virgata R. G. Swinney 2009-7-29 11436 Los Angeles Transverse Range; San Gabriel Mtns.: Pacifico Mountain summit 2172 Comment
  UCR132355  Stephanomeria virgata John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, c. 1 mile north of Jet Prop. Lab., transect three 427 Comment
  RSA118797  Stephanomeria virgata S. Carlquist 1958-8-30 616 Los Angeles Weed in field, Foothill Blvd at W City limits of Claremont. Comment
  RSA613020  Stephanomeria virgata subsp. virgata L. C. Wheeler 1975-9-22 s.n. Los Angeles San Gabriel Mountains: Graveyard Canyon on way to Doe Flat 670 Comment
  UCD142207  Stillingia paucidentata J. Massey; J. Henrickson 1966-4-9 1169 Los Angeles Piute Butte. Comment
  UCR255819  Stipa cernua R. G. Swinney 2010-5-4 12496 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  UCR198384  Stipa coronata Valerie Soza, L. Moore 2000-5-10 835 Los Angeles Transverse Ranges: Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive at fire gate to powerlines 595 Comment
  UCR101683  Stipa speciosa B. G. Pitzer 1998-5-23 3742 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  RSA0065855  Stylocline gnaphaloides LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6786 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  CAS-BOT-BC422971  Stylomecon heterophylla Geo. B. Grant 1902-4-1 757 Los Angeles Garvanza Comment
  RSA438602  Suaeda calceoliformis F. R. Fosberg 1930-6-30 53059 Los Angeles Del Rey. Comment
  SD23795  Suaeda calceoliformis Darley F. Howe 1938-8-1 Los Angeles Alkali flat, south of Los Angeles. Comment
  LA200957  Suaeda taxifolia Carl Wishner; 1997-6-22 CW- 2525 Los Angeles Santa Monica Mountains, Zuma Beach, on intermediate coastal slope, adjacent to beach on n side of hwy 1 5.0 Comment
  UC64482  Swertia neglecta H. M. Hall Jun 3 1900-Jun 6 1900 1495 Los Angeles Swartout Canyon San Antonio Mountains; Swarthout Canyon, Riverside, San Antonio Mts. 2072 Comment
  RSA754108  Symphoricarpos albus var. laevigatus Ellen Mackey, Blake Whittiington 2006-10-24 NFWF- 1832 Los Angeles San Gabriel River main stem across from Morris Dam, CS1 402 Comment
  RSA428901  Symphoricarpos mollis L. E. Hoffman 1931-11-16 s.n. Los Angeles Malibu Creek Comment
  RSA0016823  Symphoricarpos mollis H. L. Bauer 1933-6-3 s.n. Los Angeles Santa Monica Mountains 549 Comment
  CAS-BOT-BC97656  Symphyotrichum chilense M. K. Bellue 1939-9-1 s.n. Los Angeles Los Angeles, Union Pacific Yards Comment
  RSA249777  Syntrichopappus fremontii R. F. Thorne, Gary D. Wallace 1973-4-25 43403 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  UCR189658  Syntrichopappus fremontii R. G. Swinney 1998-5-16 6061 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  UCR96303  Syntrichopappus fremontii B. G. Pitzer 1996-4-20 2696 Los Angeles Western Mojave Desert, Antelope Valley, north side of Hwy 138 (Ave. 'D'), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14) 915 Comment
  RSA773284  Syntrichopappus lemmonii R. G. Swinney 2009-4-28 10550 Los Angeles summit of Mt. Emma 1585 Comment
  UCSB72452  Tamarix aphylla Gross, LeRoy 2002-2-2 Los Angeles Verdugo Mtns. Region: N. side: Shaved off peak top with concrete foundation, just W. of McGroarty Cross, (near Pasko Park) off of Verdugo Crestline Dr, E of Woodward Ave. South of Sunland-Tujunga and N of Verdugo Crestline Dr 625 Comment
  CAS-BOT-BC223940  Tamarix parviflora Timothy S. Ross 1995-4-7 8354 Los Angeles Liebre Mountains. Templin Highway ca. 100-250 ft NE of its intersection with the Old Ridge Route (near the headwaters of Violin Canyon) 877 Comment
  LA201521  Tamarix ramosissima Arthur C. Gibson; 2003-8-1 4902 Los Angeles SIMI HILLS, Knapp Ranch Park, West Hills, above ball fields. 365 Comment
  UCR214639  Taraxacum officinale A. C. Sanders, Dan S. Cooper 2010-3-12 37377 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  POM177945  Tauschia hartwegii J. Ewan 1931-5-16 4208 Los Angeles Santa Monica Mountains, Dry Canyon near calabasas 305 Comment
  RSA515179  Tetradymia axillaris var. longispina Steve Boyd 1986-3-31 1574 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  RSA557849  Tetradymia axillaris var. longispina D. Charlton 1989-4-7 2838 Los Angeles Kentucky Springs, 1 mile South of Hwy 14 on Sierra Hwy. 1006 Comment
  RSA549566  Tetradymia comosa Timothy S. Ross 1991-3-10 4223 Los Angeles Claremont: Bernard Field Station, on E side of RSA. Vicinity of Phake Lake, marked as Pit on topo map. ca 20m NE of the lake. 392 Comment
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Mar 22 2011
  JEPS55109  Thalictrum fendleri var. polycarpum Frank W. Peirson 1918-5-21 53 Los Angeles Arroyo Seco 396 Comment
  SBBG127036  Thinopyrum intermedium A. Parikh, N. Gale 2011-6-28 3523 Los Angeles upper Big Tujunga Cyn, just W of Shortcut Station, 0.6 km N of St Hwy 2; San Gabriel Mtns 1282 Comment
  CAS-BOT-BC88451  Thysanocarpus curvipes Louis C. Wheeler 1933-4-15 1634 Los Angeles San Gabriel Mountains. Liveoak Canyon. 487 Comment
  LA200332  Thysanocarpus laciniatus W. O. Griesel; 1986-4-18 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  SD253421  Thysanocarpus laciniatus R. G. Swinney 2011-5-19 14780 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Road and FS Rd 3N19, upper Big Tujunga Canyon, south sidde of Coldwater Canyon creek (Chilao Flat 7.5'Q) 1073 Comment
  UC187679  Thysanocarpus laciniatus Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  UCR95450  Thysanocarpus laciniatus L. C. Wheeler 1967-5-12 9434 Los Angeles San Gabriel Mtns., Hunt Canyon, 3 mi. east of Vincent 1067 Comment
  SD69592  Thysanocarpus laciniatus var. laciniatus Robert F. Thorne, P. Everett 1965-5-10 34484 Los Angeles Grassy bank at upper end of Gallagher Canyon; Santa Catalina Island. 409 Comment
  UC1584218  Thysanocarpus laciniatus var. laciniatus Tim Ross, Steve Boyd 1990-5-17 2589 Los Angeles Mill Creek Tree Plantation, Tujunga District Mill Creek Tree Plantation; San Gabriel Mountains, Angeles National Forest 1612 Comment
  SEINET12007176  Thysanocarpus radians J. F. Bright 1934-1 9255 Los Angeles Santa Monica Coast Range Comment
  SBBG119261  Torilis arvensis V. Soza, L. Gross, W. Law 2000-7-5 1053 Los Angeles above San Gabriel Cyn, alongside Silver Fish Rd (FS Rd 2N28), above Water Cyn, W of Morris Reservoir; T1N R10W NE/4, SW/4 S12 487 Comment
  UCR95462  Torilis arvensis subsp. purpurea T. S. Ross 1993-6-1 7351 Los Angeles San Gabriel Mtns., upper Winter Creek Trail between Chantry Flat & Hoegee Camp (on Winter Crk), on W side of Sta. Anita Cyn. 777 Comment
  SEINET200095  Toxicodendron diversilobum Peter B. Young 1959-4-1 27 Los Angeles Small dry canyon 1/2 mile from road; near large horseshoe turn, 3 miles from Foothill Boulv. On Angeles Crest Highway. Comment
  UCR256204  Tribulus terrestris R. G. Swinney 2010-6-8 13220 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  CHSC24176  Trichostema austromontanum T. P. Spira 1976-8-4 78 Los Angeles Ca. 5 mi n of Chilao Campground (off of Hwy 2), e side of Hwy. 1676 Comment
  RSA447154  Trichostema lanatum Howard Mullins 1931-5-10 s.n. Los Angeles Mullholland Drive. Comment
  IRVC28988  Trichostema lanceolatum A. C. Sanders 2003-6-19 26979 Los Angeles hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 366 Comment
  JEPS63136  Trichostema lanceolatum Elizabeth Day Palmer 1908-7-20 Los Angeles Los angeles Comment
  UCLA54725  Trichostema parishii C. Epling 1931-5-16 Los Angeles Swartout Valley San Gabriel Mountains Comment
  UCR96147  Trifolium albopurpureum B. G. Pitzer 1996-4-20 2701 Los Angeles Western Mojave Desert, Antelope Valley, north side of Hwy 138 (Ave. 'D'), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14) 915 Comment
  JEPS65805  Trifolium ciliolatum Frank W. Peirson 1919-4-19 378 Los Angeles Pacoim Canyon San Gabriel Mtns 685 Comment
  SBBG116994  Trifolium gracilentum S. A. Junak 2001-5-3 SCa 1472 Los Angeles just N of Airport Rd, in extreme upper portion of Swain (Toyon) Cyn 374 Comment
  SBBG67203  Trifolium gracilentum R. Hoffmann 1929-4-27 Los Angeles near Castaic, Soledad Cyn Comment
  RSA155797  Trifolium gracilentum var. palmeri P. H. Raven 1962-4-11 17270 Los Angeles Dune on coast north of a point due west of Wall 2, San Clemente Island. 9 Comment
  UC16597  Trifolium macraei Mrs. Brandegee 1895-4-9 Los Angeles Santa Catalina Island, Little Harbor Comment
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Feb 2 2016
  RSA0029398  Trifolium microcephalum Justin M. Wood, K. VinZant, T. Valentovich 2012-6-6 4777 Los Angeles Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA226232  Trifolium microcephalum Gary D. Cromwell 1971-4-21 581 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora 548 Comment
  UCR86537  Trifolium microcephalum T. S. Ross 1992-4-14 6167 Los Angeles San Clemente Island, Central E side of island; above rutted channel that runs N from Nanny Canyon, c. 300 m N from the 'mouth' of Nanny Canyon 69 Comment
  POM349466  Trifolium microcephalum Albert J. Perkins 1916-4-13 s.n. Los Angeles Santa Anita Canyon - Sierra Madre Comment
  UCR271811  Trifolium obtusiflorum R. G. Swinney 2011-6-23 15307 Los Angeles San Gabriel Mountains, Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  RSA91108  Trifolium obtusiflorum F. W. Peirson 1921-6-20 564 Los Angeles N fork San Gabriel River 914 Comment
  SBBG108972  Trifolium palmeri S. A. Junak 1997-4-8 SCl 791 Los Angeles just N of upper portion of Wall Rock Cyn 310 Comment
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Jun 25 2014
  CATA1136  Trifolium willdenovii Mark L. Hoefs 1995-5-23 2126 Los Angeles Santa Catalina Island: Middle Canyon at Thompson Reservoir 195 Comment
  RSA251385  Trifolium willdenovii Robert F. Thorne 1966-4-16 36060 Los Angeles San Clemente Island, canyon below Lemon Tank near dump, S of Nanny, NE side of island. 183 Comment
  SBBG67216  Trifolium wormskioldii R. Hoffmann 1927-8-30 Los Angeles Santa Clara River near Castaic Comment
  UCR180374  Trifolium wormskioldii Scott D. White, Pam Devries 2006-5-9 11392 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
  RSA592155  Triodanis biflora L. C. Wheeler 1967-5-7 9287 Los Angeles San Gabriel Mountains. Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon. 625 Comment
  SBBG96633  Triteleia clementina S. Boyd with T. Ross, L. Arnseth 1990-4-6 4149 Los Angeles Lemon Tank Cyn 274 Comment
  SD86343  Triteleia clementina R. Mitchel Beauchamp, M. Douglas 1972-3-24 3237 Los Angeles Among rocks on grassy north-facing canyon wall below Lemon Tank, San Clemente Island. 299 Comment
  UC1605456  Triticum aestivum Tim Ross 1992-5-8 6305 Los Angeles Glendora Mountain road at intersection with Upper Monroe Rd and Lower Monroe Rd.; San Gabriel Mtns., Glendora 7.5 USGS quadrangle 1048 Comment
  SBBG52881  Tropaeolum majus F. C. Boutin 1967-4-24 1721 Los Angeles pier, Wilson Cove Comment
  RSA0086493  Tropidocarpum gracile var. dubium Mitch Provance, Callen Huff 2009-4-28 10724 Los Angeles Tehachapi Mountains: Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086. 1371 Comment
  RSA529196  Turricula parryi Tim S. Ross 1991-7-24 5653 Los Angeles Granite Mountain: San Gabriel Mountain Range. Chilao Flat 1976 Comment
  CAS-BOT-BC73888  Turritis glabra I. Johnston 1917-5-6 1919 Los Angeles Evey Canyon. 762 Comment
  SBBG131558  Typha domingensis S. A. Junak 1999-7-15 SCa 1020 Los Angeles cyn at Salta Verde Beach 12 Comment
  UCSB268  Typha domingensis Wedberg, H. 1957-6-15 Los Angeles Malibu L., north end Comment
  SBBG131508  Typha latifolia S. A. Junak 1999-9-10 SCa 1095 Los Angeles Middle Ranch Cyn, inland from Ben Weston Beach (Mills Landing) 91 Comment
  SD69376  Typha latifolia Robert F. Thorne 1966-9-14 36642 Los Angeles Santa Catalina Island; small dessicated marsh behind dunes at Ben Weston Beach 3 Comment
  RSA585407  Ulmus minor Tim S. Ross, Steve D. Boyd 1990-5-29 2711 -b Los Angeles Big Rock Springs: immediate vicinity of Big Rock Creek where crossed by Big Pines Highway (Valyermo Rd.). 1183 Comment
  UCR209416  Ulmus pumila R. G. Swinney 2008-12-2 9919 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
  POM310379  Umbellularia californica Margaret Hardinge 1946-3-11 146 Los Angeles Big Dalton Canyon. 457 Comment
  RSA482389  Umbellularia californica Richard Noyes 1987-10-17 455 Los Angeles San Gabriel Mountains. San Antonio Canyon. One-half mile north of Mt. Baldy road tunnels along gated road leading to power station. 1037 Comment
  SD253495  Umbellularia californica R. G. Swinney 2011-11-3 15981 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, First Water, 1.7 miles up canyon from Mt Wilson Trailhead, north of Sierra Madre (Mt Wilson 7.5'Q) 622 Comment
  SD178116  Uropappus lindleyi A. C. Sanders, T. B. Salvato 2005-4-26 29717 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, Plum Canyon Rd. in Mint Canyon, northwest of Forest Park and south of Cruzan Mesa. On open roadside at crest of road, north-facing slope in roadcut. 594 Comment
  SEINET3150245  Uropappus lindleyi G. B. Grant 1905-4-20 783 Los Angeles Pasadena Comment
  SEINET3162466  Urtica dioica subsp. holosericea G. B. Grant 1338 Los Angeles Pasadena Comment
  RSA549582  Urtica urens Tim S. Ross 1991-3-10 4212 Los Angeles Claremont: Bernard Field Station, on E side of RSA 392 Comment
  SEINET10849906  Vanilla Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2602 Los Angeles City of Pasadena. Trader Joe's, 610 S. Arroyo Pkwy. Comment
  UCR220184  Verbascum virgatum R. G. Swinney 2009-4-7 10291 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley, Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  RSA348073  Verbena lasiostachys var. lasiostachys Dave Kelly, Walter Wisura 1986-4-30 4112 Los Angeles Baldwin Hills, near radio towers above Co. park off La Cienega Blvd. Comment
  RSA82223  Verbena lasiostachys var. lasiostachys F. W. Peirson 1919-7-1 175 Los Angeles Montovia Canyon, south base of San Gabriel Mountains. 381 Comment
  RSA0065449  Verbena phlogiflora M. L. Becker 1948-2-13 s.n. Los Angeles Culver City. Comment
  RSA0011359  Veronica anagallis-aquatica Orlando Mistretta, Youssef Atallah 2011-8-12 6019 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy. On bench above Aliso Creek. 1083 Comment
  UCD124702  Veronica anagallis-aquatica Daryl Koutnik 1978-3-30 495 Los Angeles Century Ranch (Malibu State Park). 548 Comment
  SBBG66869  Veronica peregrina subsp. xalapensis R. Hoffmann 1932-4-2 Los Angeles Lancaster Comment
  RSA617731  Veronica peregrina var. xalapensis Scott D. White, Sandra Leatherman 1998-5-22 6559 Los Angeles Castaic Lake area: Grasshopper Canyon. watershed, between I-5 Freeway / Old Ridge Route and the lake. 426 Comment
  POM349902  Vicia americana Julian P. Donahue 1983-5-30 s.n. Los Angeles Los Padres Natl. Forest [actually Angeles National Forest], Sawmill Mountain. 1646 Comment
  LA94026  Vicia americana var. americana Lawrence L. Kiefer; 1962-9-23 147 Los Angeles 152 Comment
  CATA1860  Vicia hassei Denise Kraus, Lisa Stratton 2000-6-1 40 Los Angeles Santa Catalina Island: Goat Harbor burn area, northwest corner. Off ridge leading to Little Gibraltar 182 Comment
  UCD108673  Vicia hassei P. B. Kennedy 1928-3-28 s.n. Los Angeles Above Avalon, Santa Catalina Island. Comment
  SBBG37886  Vicia ludoviciana M. B. Dunkle 1939-4-3 7232 Los Angeles Chenetti Cyn Comment
  SBBG113277  Vinca major S. A. Junak with M. L. Hoefs 1997-6-4 SCa 412 Los Angeles small cove at W end of Empire Landing rock quarry site 30 Comment
  LA200877  Viola pedunculata A. M. Johnson; 1928-2-16 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  UC1584744  Viola pedunculata Tim Ross, Annette Ross 1991-3-7 4146 Los Angeles Elephant Hill, western Pomona Elephant Hill 280 Comment
  RSA599352  Viola pedunculata Louis C. Wheeler 1968-3-17 s.n. Los Angeles San Gabriel Mountains: Morgan Canyon at Ferguson Motorway. 457 Comment
  RSA515481  Viola purpurea subsp. mohavensis H. M. Hall 1902-4-29 3024 Los Angeles North face, San Antonio Mts. near Mescal Creek 1372 Comment
  RSA412769  Viola purpurea subsp. quercetorum Bonnie C. Templeton 1947-5-21 6260 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  RSA0121782  Vitis girdiana Louis C. Wheeler 1968-8-8 s.n. Los Angeles San Gabriel Mountains: Chilao Creek, near entrance to upper Chilao Flat, Old Camp. 1616 Comment
  RSA0121799  Vitis girdiana M. B. Dunkle 1928-5-13 1950 Los Angeles Santa Catalina Island. Cottonwood Canyon. 46 Comment
  RSA716673  Vulpia microstachys Scott D. White, Pam DeVries 2006-5-10 11430 Los Angeles St Tehachapi: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  RSA187943  Vulpia microstachys var. pauciflora R. F. Thorne 1966-5-28 36207 Los Angeles Santa Catalina Island. Along road to Renton Mine, Pebbly Beach Canyon 244 Comment
  RSA86783  Vulpia microstachys var. pauciflora F. W. Peirson 1921-5-20 5364 Los Angeles Little Rock Creek, north slope of San Gabriel Mts. 960 Comment
  RSA605438  Vulpia myuros L. C. Wheeler 1962-9-12 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, ca. 1/3 mile upstream from falls at first side canyon on east side. 1066 Comment
  UCD94943  Vulpia myuros L. Whitney 1935-3-28 s.n. Los Angeles Lacnaster, Mohave Desert. Comment
  UC1971488  Woodwardia fimbriata Louis C. Wheeler 1966-10-1 8952 Los Angeles SANTA GABRIEL MOUNTAINS: Colby Ranch, Coldwater Canyon. Comment
  RSA607518  Woodwardia fimbriata L. C. Wheeler 1969-12-6 s.n. Los Angeles San Gabriel Mountains: Orchard Camp. Comment
  RSA0135520  Wyethia Janell Cassianni 2007-06 3 Los Angeles Chilao / Horse Flats. Comment
  SFV21163  Wyethia ovata J. N. Hogue 2007-6-21 295 .2 Los Angeles San Gabriel Mountains Along Sulphur Springs Road near Horse Flats Campground. 1765 Comment
  RSA573469  Xanthium spinosum Timothy S. Ross 1992-6-15 6591 Los Angeles Whittier Hills: (local name for the western extremity of the Puente Hills): ridgetop near the head of Turnbull Canyon. 361 Comment
  NY42964  Xylococcus bicolor J. B. Walker 1995-4-8 1329 Los Angeles Santa Catalina Island, 6km S of Howland's Landing 100 Comment
  RSA70858  Xylococcus bicolor Joseph A. Ewan, Fay A. MacFadden 1931-4-25 4182 Los Angeles S. Fork La Tuna Canyon, Verdugo Range. Comment
  SBBG55923  Xylorhiza tortifolia var. tortifolia L. R. Bevier 1983-4-30 25 Los Angeles N end of 167th E near Lake Los Angeles, Lovejoy Buttes Comment
  RSA0119036  Yabea microcarpa A. C. Sanders, T. B. Salvato 2007-4-24 33502 Los Angeles Tehachapi Mountains: hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant. 1082 Comment
  RSA594297  Yucca brevifolia var. brevifolia Steve Boyd, Lauren Raz 1996-10-14 9062 Los Angeles Liebre Mountains region, Anaverde Valley near the north base of Ritter Ridge, west of Palmdale, along Tierra Subida Road 0.5 miles south of the intersection with Avenue S. 927 Comment
  UC1280820  Yucca whipplei Louis C. Wheeler 1932-4-14 615 Los Angeles San Gabriel Wash 106 Comment
  CHSC36115  Yucca whipplei subsp. intermedia K. Bridwell 1978-6-18 149 Los Angeles Along Hwy 2, ca. 20 mi ne of Glendale, Angeles National Forest. 1219 Comment
  SEINET7948063 Image available Yucca whipplei var. parishii Ira Waddell Clokey 1935-1 6994 Los Angeles Pasadena Glen 400 Comment
  CAS-BOT-BC454240  Zannichellia palustris Carl B. Wolf 1932-5-12 3591 Los Angeles Little Harbor, Santa Catalina Island. 3 Comment
  CATA276  Zeltnera venusta Mark L. Hoefs 1973-5-15 289 Los Angeles Santa Catalina Island: Open field, above #7 & #8 holes of golf course, Avalon Canyon 76 Comment



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