Search Results — 2000 specimen records retrieved (1559 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
  SFV253  Abies concolor R. L. Armacost 1962-10-6 1507 Los Angeles San Gabriel Mountains San Gabriel Mountains, Upper San Antonio Canyon near Claremont Comment
  SBBG12478  Abronia maritima E. R. Blakley 1961-9-24 4772 Los Angeles Ben Weston Beach 3 Comment
  RSA69980  Abronia pogonantha F. W. Peirson 1921-5-19 2414 Los Angeles Little Rock Creek: north base of San Gabriel Mountains. 1037 Comment
  NY679457  Abronia umbellata S. B. Parish 10 1881 1155 Los Angeles Near coast. Comment
  SBBG31371  Abronia umbellata R. F. Thorne with P. C. Everett 1965-6-23 Los Angeles Ben Weston Beach Comment
  RSA0025883  Abronia umbellata M. B. Dunkle 1939-4-5 7266 Los Angeles San Clemente Island. China Point. Comment
  RSA0025887  Abronia umbellata Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4251 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA0048568  Abronia villosa Geo. R. Julian 1962-4-20 s.n. Los Angeles 10 miles East of Pearblossom. 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
  RSA0036756  Acacia baileyana Carol Zuck 1981-2-27 54 Los Angeles Vacant lot at end of Whispering Oaks Dr., West Covina. Comment
  POM49607  Acamptopappus sphaerocephalus var. hirtellus A. D. E. Elmer 1902-06 3621 Los Angeles Lancaster. Comment
  UC126901  Acamptopappus sphaerocephalus var. hirtellus H. M. Hall and H. P. Chandler 1906-6-11 7388 Los Angeles near Lancaster; Mohave Desert 700 Comment
  LA49825  Acer macrophyllum K. Kneen; 1933-4-29 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA394181  Acer macrophyllum Robert Gustafson, Gary D. Wallace 1982-4-14 250 Los Angeles Monrovia Canyon Park, southern base of the San Gabriel Mts. Comment
  SEINET12766394  Acer macrophyllum Jerry Turney 1987-4-19 8 Los Angeles Lower Eaton Canyon San Gabriel Mtns.; 0 Comment
  SD247304  Achillea millefolium R. G. Swinney 2008-7-24 9343 Los Angeles San Gabriel Mountains: Waterman Mountain, ski runway on east-facing slope. 2390 Comment
  SBBG98660  Achillea millefolium T. Ross, O. Mistretta, M. Hammitt 1990-5-17 5102 Los Angeles above Nots Pier on rd near the top of the E escarpment, 1400 ft NNW of the 553 ft Benchmark 138 Comment
  SEINET5585746  Achnatherum occidentale Tim Ross, Steve Boyd 1990-1 3448 Los Angeles San Gabriel Mountains: Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake; Mescal Creek USGS 7.5' quad 1878 Comment
  RSA585434  Achnatherum speciosum Timothy S. Ross, Steve Boyd 1990-5-31 2728 Los Angeles Ridge descending northward from Mt Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA589321  Achyrachaena mollis T. S. Ross, Gery Allan, Mark Elvin 1995-5-21 6815 Los Angeles San Clemente Island, terrace between the main stem of Horse Beach Canyon and the main westerly stem of Chenetii Canyon. 3970 ft NNW of Slope triangulation point (781-ft) and 5570 ft WSW of 1135-ft tri. pt. near Chenity'. 284 Comment
  SBBG13832  Acmispon americanus E. R. Blakley 1962-10-3 5376 Los Angeles Wrigley Reservoir at summit of the island rd 426 Comment
  UCSB31364  Acmispon argophyllus var. argenteus Parker, V. 1974-3-27 Los Angeles Fisherman's Cove, Santa Catalina Island Comment
  SDSU4344  Acmispon dendroideus var. traskiae R. M. Beauchamp 1967-1-27 120 Los Angeles San Clemente Island. On slope south of Wilson Island Cove. Comment
  LA52432  Acmispon glaber var. glaber Carl Epling; M. Epling May 1925 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  SEINET957372  Acmispon grandiflorus T. R. Van Devender 1983-1 s.n. Los Angeles Santa Monica Mountians, Topanga Canyon, Fernwood. Comment
  UCR271660  Acmispon heermannii var. heermannii R. G. Swinney 2011-5-31 14928 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
  CATA446  Acmispon micranthus Sara L. Crockett 1997-3-17 586 Los Angeles Santa Catalina Island: 0.25 mile NE on Cape Canyon Road from jct. with Middle Canyon Road, W side of road, on SE-trending dry ridge 251 Comment
  CATA2157  Acmispon wrangelianus Steven A. Junak, Mark Hoefs, Lisa Stratton 1998-6-11 715 Los Angeles Santa Catalina Island: Along horse trail/fire road on E side of Avalon Canyon, across from Quail Canyon and above baseball field 106 Comment
  CHSC3731  Adenostoma fasciculatum Sue Boerqadine 1966-5-26 Los Angeles San Raphael Hills. 213 Comment
  SFV21013  Adenostoma fasciculatum L. Gross 2003-3-7 760 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains. Verdugo Crestline Dr. (fire road) just north of the 210 Freeway. Entered on the west side at Topley Lane, off of Newhome Ave. in Sunland. Above road near top of ridge. 555 Comment
  UC450891  Adenostoma fasciculatum Fay A. MacFadden 1931-3-29 25 E Los Angeles Verdugo Hills, Tuna Canyon Comment
  RSA596054  Adenostoma fasciculatum var. fasciculatum Tim S. Ross, J. Mark Porter 1995-5-4 8423 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA729517  Adiantum capillus-veneris R. G. Swinney 1998-8-6 6693 Los Angeles Falls Gulch, waterfall 100m above confluence with upper East Fork San Gabriel River. 1037 Comment
  UCR190867  Adiantum capillus-veneris R. G. Swinney, Dave Larson 1999-6-12 7546 Los Angeles San Gabriel Mtns., upper East Fork San Dimas Canyon, north of confluence with Fern Canyon 869 Comment
  CAS-BOT-BC65644  Adiantum jordanii Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  RSA640809  Adiantum jordanii L. C. Wheeler 1931-3-31 s.n. Los Angeles San Gabriel Mountains: Burbank Canyon. Comment
  RSA0050333  Agalinis heterophylla Richard G. Swinney 2009-11-9 11584 Los Angeles Transverse Range; San Gabriel Mountains: confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork. 427 Comment
  RSA643285  Ageratina adenophora R. D. Goeden, D. W. Ricker 1969-12-10 s.n. Los Angeles Los Angeles: Santa Monica Mtns., Griffith Partk. Site EA-68-4. 366 Comment
  UCR259371  Ageratina adenophora R. G. Swinney 2010-8-26 13590 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
  UCR91504  Ageratina adenophora Scott D. White 1995-3-14 2545 Los Angeles San Gabriel Mtns., San Dimas Canyon Rd, along creek above San Dimas Reservoir. 457 Comment
  RSA416418  Agoseris retrorsa Robin S. Collins 1973-5-28 s.n. Los Angeles Trail Canyon, ca. 2 1/2 miles into canyon from beginning of pack trail 853 Comment
  RSA763745  Agoseris retrorsa Orlando Mistretta, Christine Mistretta 2008-5-20 3154 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 96 per TRTP Survey 2008), Rincon Red box Rd., W Fork of the San Gabriel River, N slope of Monrovia Pk. 1476 Comment
  RSA95122  Agoseris retrorsa F. W. Peirson 1922-7-6 1491 Los Angeles Blue Ridge near Swartout Valley. 2316 Comment
  CAS-BOT-BC139739  Agrostis gigantea I. M. Johnston 1917-8-22 1633 Los Angeles San Antonio Mountains. Prairie Fork of San Gabriel River. 1524 Comment
  RSA0064053  Agrostis stolonifera R. G. Swinney 2010-9-9 13772 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  RSA310132  Agrostis stolonifera Wayne E. Sawyer 1981-8-30 134 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39, 3.1 mi from Dawson Saddle. 2210 Comment
  SFV21422  Ailanthus altissima L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1028 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Along road across from Brand Canyon Debris Basin at mouth of Brand Canyon. 262 Comment
  UC1870309  Ailanthus altissima LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1028 Los Angeles [Transverse Ranges; Verdugo Mountains region]; South side of mountains:Along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon. 262 Comment
  RSA583050  Alchemilla occidentalis Tim S. Ross, Janet Takara, S. Otte 1993-4-25 6966 Los Angeles Santa Catalina Island: head of south fork Descanso Canyon. 177 Comment
  SD230102  Alisma triviale Louis C. Wheeler 1951-8-20 6836 Los Angeles Devils Gate Dam. Sunny mud flat behind dam. Comment
  RSA601831  Allium burlewii Steve Boyd, Lauren Raz 1997-6-17 9944 Los Angeles Liebre Mountains region: Little Burnt Peak, at the divide between the head of Fish and Burnt canyons, north of Burnt Peak and southeast of Sawmill Mountain summit., Near 34 deg 41' 19.3''N 118 deg 34' 28.3''W. 1597 Comment
  UC3069  Allium campanulatum H. M. Hall 1899-6-18 1238 Los Angeles San Antonio Mountains 1676 Comment
  CAS-BOT-BC135900  Allium haematochiton Henry J. Thompson 1959-3-27 1882 Los Angeles Saddle Peak, 0.5 mile east of peak - Santa Monica Mountains 701 Comment
  RSA128272  Allium haematochiton H. J. Thompson 1959-3-27 1882 Los Angeles Santa Monica Mountains: 0.5 mile east of peak, Saddle Peak. 701 Comment
Read comments
Jan 16 2017
  CAS-BOT-BC472943  Allium monticola I. M. Johnston 1917-7-4 1446 Los Angeles Head of San Antonio Canon 2438 Comment
  CAS-BOT-BC472946  Allium monticola V. June Wetherell; C. F. Quibell 1960-5-28 401 CFQ Los Angeles Los Angeles National Forest, San Gabriel Mountains. Mt. Islip gravel slide 2590 Comment
  RSA367113  Allium peninsulare Alice Jane Merritt 1893-05 s.n. Los Angeles Near Glendale Comment
  RSA367100  Allium praecox J. D. Bixby 1917-03 528 Los Angeles San Dimas Hills. Comment
  SD90512  Allium praecox Robert F. Thorne 1966-4-16 36033 Los Angeles San Clemente Island, rocky, sunny slope near top of canyon between Seal Cove and Eel Point (2/3 mile south-southeast of point), southwest side of island. 91 Comment
  CAS-BOT-BC476833  Allium validum Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains. Table Mountain, above Wrightwood, in yellow-Jeffrey pine forest. 2133 Comment
  RSA410053  Allophyllum divaricatum Albert J. Perkins 1920-5-29 s.n. Los Angeles Arroyo Seco. Comment
  UC494806  Allophyllum divaricatum T. Craig 1927-6-8 405 Los Angeles Bear Canyon trail to Mt. San Antonio; e. Los Angeles Co. Comment
  RSA410085  Allophyllum glutinosum F. R. Fosberg 1931-4-24 S- 4691 Los Angeles Hamilton Canyon, Santa Catalina Island. 30 Comment
  POM123334  Alnus rhombifolia Marcus E. Jones 1882-5-3 s.n. Los Angeles Pasadena. Comment
  POM2091  Alnus rhombifolia J. H. Barber 1898-2-22 370 Los Angeles Topanga Canyon 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
  CDA3250  Alternanthera philoxeroides J. B. Cook 1963-6-13 Los Angeles 15416 Placed Drive, La Mirada. 0 Comment
  SEINET10481950  Alyssum alyssoides August J. Breitung 1953-6-7 Breitung 15407 Los Angeles Sierra liebre hills. 1 Mi. E of hwy 99, along hwy 138, s of gorman. 1524 Comment
  UC56561  Amaranthus albus Ernest Braunton Oct 1902 722 Los Angeles Vernon Los Angeles Comment
  RSA402955  Amaranthus albus Wm. Martin, R. Gustafson 1971-7-14 s.n. Los Angeles Corner of Jefferson and Rodeo Blvd., Los Angeles. Comment
  RSA601638  Amaranthus albus L. C. Wheeler 1967-6-26 9869 Los Angeles Elsmere Canyon 434 Comment
  UC310493  Amaranthus blitoides Philip A. Munz Nov 1925 10812 Los Angeles Claremont 365 Comment
  SFV13507  Amaranthus californicus M. H. Grayum, D. L. Koutnik, B. Balch 1977-12-3 916 Los Angeles San Fernando Valley Basin of Chatsworth Reservoir. 244 Comment
  RSA402991  Amaranthus deflexus Anstruther Davidson 1930-9-17 s.n. Los Angeles Los Angeles. Comment
  SD80113  Amaranthus deflexus C. W. Tilforth 1969-7-23 211 Los Angeles Rancho Santa Ana Botanical Garden, Claremont Comment
Read comments
Mar 31 2008
  UCR127380  Amaranthus hybridus A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-6 25549 Los Angeles Santa Clara River Valley, north of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons 274 Comment
  RSA188159  Amblyopappus pusillus R. F. Thorne 1966-4-4 35766 Los Angeles Santa Catalina Island: near Ballast Point on E side of Catalina Harbor, Isthmus. Comment
  UC71971  Amblyopappus pusillus Geo. B. Grant 1890-1 38 Los Angeles Redondo Comment
  UC891310  Amblyopappus pusillus L. W. Nuttall 257 Los Angeles Santa Catalina Island Comment
  UCD128670  Amblyopappus pusillus Daryl Koutnik 1978-4-28 416 Los Angeles Point Dume near Zuma Beach. 60 Comment
  HSC24945  Ambrosia acanthicarpa James Henrickson 1971-10-14 7188 Los Angeles NE Claremont along Foothill Blvd. 457 Comment
  CATA154  Ambrosia chamissonis Mark L. Hoefs, A. Douglas Propst 1973-3-14 117 Los Angeles Santa Catalina Island: West side of White's Landing, on beach 1 Comment
  CDA9972  Ambrosia confertiflora T. S. Ross 1991-3-9 4179 Los Angeles Whittier Hills (Puente Hills, pro parte): Southeast side of ridgetop knoll, head of Oak Canyon. Comment
  UCR110879  Ambrosia salsola A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21991 Los Angeles San Gabriel Mtns., Soledad Pass area at the N foot of the mtns, c. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just south of Vincent Substation 1000 Comment
  UC1543144  Amorpha californica var. californica Louis Erickson 1940-5-26 Los Angeles near Sepulveda Canyon (n slopes of mts.); Santa Monica Mountains Comment
  UC212345  Amorpha californica var. californica I. Johnston 1917-6-14 1348 Los Angeles hills w Pomona 304 Comment
  RSA0106743  Amsinckia R. G. Swinney 2011-5-3 14576 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  CAS-BOT-BC222260  Amsinckia Alice Eastwood 1939-4-16 18912 Los Angeles Santa Ana Botanic Garden Comment
  SBBG79024  Amsinckia intermedia F. R. Fosberg 1931-3-19 T 237 Los Angeles Hamilton Cyn near Avalon 40 Comment
  RSA499953  Amsinckia intermedia Grethe Moskedahl 1923-3-12 s.n. Los Angeles Los Angeles Comment
  UCD119627  Amsinckia intermedia Daryl Koutnik 1978-3-7 s.n. Los Angeles NE corner of Balboa and Parthenia in Northridge. 248 Comment
  SBBG132065  Amsinckia spectabilis S. A. Junak, B. Collins 1991-4-24 SCI 196 Los Angeles S side of mouth of Eel Cove Cyn 42 Comment
  RSA0012036  Amsinckia tessellata A. C. Sanders 2006-4-11 32046 Los Angeles Antelope Valley, NE of Palmdale, 90th St. East in vicinity of Ave. O . 793 Comment
  UCR154355  Amsinckia tessellata A. C. Sanders 2005-5-5 29904 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road at NE end of mesa 640 Comment
  LA34905  Anagallis arvensis Mary V. Hood; 1936-3-5 37 14 Los Angeles Santa Monica Mountains, Higgins Canyon Comment
  POM12334  Anagallis arvensis F. L. Robinson 1921-3-16 14 Los Angeles Claremont. Comment
  RSA305713  Anemopsis californica Mark Hoefs 1973-6-5 331 Los Angeles Santa Catalina Island. Lower Cottonwood Canyon. 23 Comment
  RSA12635  Anemopsis californica C. B. Wolf 1934-8-16 6064 Los Angeles Bryant Ranch east of Long Beach. East side of San Gabriel Flood Control. 700 ft. east and 200 feet south of center of section 25. Comment
  RSA598577  Angelica tomentosa L. C. Wheeler 1968-6-16 s.n. Los Angeles San Gabriel Mountains. Divide between Cucamonga Canyon and Stoddard Canyon. 1066 Comment
  SFV15599  Antirrhinum coulterianum K. C. Molina, K. L. Garrett 1992-5-2 4 Los Angeles San Fernando Valley Tujunga Wash, 0.5 km northwest of Wescott Ave. In gravel washbed. 385 Comment
  UC1584247  Antirrhinum coulterianum Tim Ross and Steve Boyd 1990-6-6 2822 Los Angeles Green Valley Pasture (in San Francisquito Canyon), Lake Hughes U.S.G.S. 7.5' Quad. (in San Francisquito Canyon) 926 Comment
  RSA599677  Antirrhinum kelloggii Steve D. Boyd, Lauren Raz 1997-5-6 9696 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  RSA425821  Antirrhinum kelloggii M. D. Proctor 1944-4-9 833 Los Angeles Monrovia Peak 1524 Comment
  CATA1845  Antirrhinum nuttallianum Denise Kraus, Patricia Moore 2000-5-12 27 Los Angeles Santa Catalina Island: (Goat Harbor burn area) Valley/gully between the first two ridges which trend westward from the western fuel break ridge 320 Comment
  UCR131362  Antirrhinum nuttallianum Jeremiah George 2001-5-8 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Ocean Trails development, between Palos Verdes Dr. South and the ocean 3 Comment
Read comments
May 15 2014
  CATA274  Antirrhinum nuttallianum subsp. subsessile Mark L. Hoefs 1973-5-15 286 Los Angeles Santa Catalina Island: Behind golf course #7 tee, Avalon Canyon 76 Comment
  POM354879  Antirrhinum nuttallianum subsp. subsessile M. B. Dunkle 1929-4-7 2093 Los Angeles White's Landing, Santa Catalina Island. Comment
  CAS-BOT-BC447694  Aphanes occidentalis Tim Ross; Janet Takara 1993-4-23 6941 Los Angeles Santa Catalina Island: upper E side of Cottonwood Canyon drainage, ca 980 m WNW of Black Jack Mtn summit 469 Comment
  SBBG113118  Aphanes occidentalis S. A. Junak 1997-3-27 SCa 348 Los Angeles Avalon Cyn, along lower part of Hermit Gulch Trail 109 Comment
  UCR213298  Aphanisma blitoides A. C. Sanders 2010-5-7 38337 Los Angeles South Coast, Palos Verdes Peninsula, south of Palos Verdes Dr. South, Rancho Palos Verdes near Los Angeles city boundary 30 Comment
  SD103333  Aphyllon vallicolum W. P. Armstrong 1979-7-6 Los Angeles Pomona College campus, west of junction between Mills Ave. and Blanchard Pl. Comment
  LA200139  Apiastrum angustifolium O. H. Kappler; 1941-4-6 179 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA135129  Apiastrum angustifolium P. H. Raven, Henry J. Thompson 1960-4-24 15109 Los Angeles Santa Monica Mountains, Decer [Decker] Road about 2 miles north of Coast Highway. 244 Comment
  RSA470381  Apiastrum angustifolium Geo L. Moxley 1915-4-14 307 Los Angeles Ridge SW of Museum Hill. Comment
  RSA507522  Apiastrum angustifolium L. C. Wheeler 1967-5-2 9270 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 381 Comment
  UCR126678  Apiastrum angustifolium A. C. Sanders, Mark A. Elvin 2003-4-16 26042 Los Angeles Santa Clara River watershed, Newhall Ranch, c. 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 Commerce Center Dr. along Franklin Parkway, vicinity of large water tank 366 Comment
  RSA0030705  Apiastrum angustifolium Louis Greata 1901-05 1931 Los Angeles Near Eaton Canyon. Comment
  RSA37398  Apiastrum angustifolium F. W. Peirson 1919-5-18 133 Los Angeles Hills east of Monrovia Canyon 457 Comment
  RSA601626  Apiastrum angustifolium L. C. Wheeler 1967-6-15 9832 Los Angeles San Gabriel Mountains: North slope foothills between Bouquet Junction and Bonelli Ranch. Comment
  RSA77432  Apium graveolens F. W. Peirson 1923-06 819 Los Angeles Kewen Lake Canyon, Pasadena Comment
  RSA0021287  Aquilegia formosa Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5082 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  SDSU21068  Aquilegia formosa Ian Cain, Natasha Bartely 2010-6-23 1537 Los Angeles Angeles National Forest, San Gabriel Mountains. Along Bear Creek east of Cogswell Dam 605 Comment
  UCR242849  Aquilegia formosa R. G. Swinney 2009-8-8 11503 Los Angeles Transverse Range; San Gabriel Mtns., 0.2-1 mi. north of summit of Pacifico Mtn., SE fork of Santiago Canyon 2055 Comment
  HSC101891  Arabidopsis thaliana LeRoy Gross 2001-3-31 363 Los Angeles Los Angeles Basin, Verdugo Mountains Region: South side, at end of Olive Avenue in Burbank. 366 Comment
  PASA2660  Arabis maxima Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  UCR150836  Arabis sparsiflora R. G. Swinney, Dave Larson 1999-5-15 7174 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  UCR256881  Araujia sericifera R. G. Swinney 2010-8-16 13538 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  SEINET3831679  Arceuthobium campylopodum R. L. Mathiasen 2012-1 1305 Los Angeles 1.5 km. W of Coud Burst Summit on St. Rte. 2; On pinus jeffreyi Grev. & Balf. 2110 Comment
  RSA639751  Arceuthobium campylopodum Louis C. Wheeler 1946-8-25 6240 Los Angeles San Gabriel Mountains; Pine Flats. 1829 Comment
  CAS-BOT-BC410060  Arceuthobium divaricatum Robert F. Thorne; C. W. Tilforth 1973-4-20 43085 Los Angeles San Gabriel Mountains, Mojave Desert; W end of Desert Front Road at Oak Springs Ranch, N edge of San Bernardino National Forest 1524 Comment
  CAS-BOT-BC410156  Arceuthobium occidentale F. A. Mac Fadden 1936-9-6 14737 Los Angeles Lake Arrowhead Comment
  CAS-BOT-BC410153  Arceuthobium occidentale Timothy S. Ross; Steve Boyd 1994-9-21 8320 Los Angeles Liebre Mountains ca. 150-260 m SW of town of Sandberg 1292 Comment
  RSA575507  Arctostaphylos R. G. Swinney 1993-7-21 2520 Los Angeles San Sevaine Flats, ca. 300m W of San Sevaine well, 8.2 miles NW of Lytle Creek Road. 1695 Comment
Read comments
Aug 4 2019
  SBBG47520  Arctostaphylos catalinae M. B. Dunkle 1929-2-10 2048 Los Angeles Bullrush Cyn Comment
  RSA626692  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-6-23 15713 Los Angeles Angeles Forest Highway, 11 km north of Big Tujunga Canyon turnoff. 1425 Comment
  RSA626786  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-8-20 20196 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  HSC84052  Arctostaphylos glandulosa subsp. glandulosa David Charlton 1987-1-31 633 Los Angeles Saddle Peak 610 Comment
  UCR47310  Arctostaphylos glandulosa subsp. glandulosa David Charlton 1987-1-31 633 Los Angeles Western Transverse Range; Santa Monica Mtns., Saddle Peak 610 Comment
  RSA626676  Arctostaphylos glandulosa subsp. mollis Allen Massihi, Jon E. Keeley 1992-7-27 15787 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Rd. San Gabriel Mtns. 1000 Comment
  SBBG112159  Arctostaphylos glandulosa subsp. mollis C. Bornstein, E. Collins 1997-4-14 Los Angeles Liebre-Sawmill Mtn Rd [USFS 7N23], Liebre Mtns 1684 Comment
  SFV22024  Arctostaphylos glandulosa subsp. mollis V. Soza, I. E. Anderson, L. Gross 2000-6-6 990 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. Along Verdugo Mountainway east of junction with Stough Canyon Mountainway, above Stough and Wildwood canyons, west side of peak O'2642. North-northwest-facing slope above along fire along ridgetop. 762 Comment
  CAS-BOT-BC39338  Arctostaphylos glauca W. R. Dudley; F. H. Lamb 1896-6-7 4345 Los Angeles Liebre Mountains, Kings Canyon Comment
  RSA0087386  Arctostaphylos glauca R. G. Swinney 2010-5-25 12975 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA631561  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15805 Los Angeles San Gabriel Canyon, Highway 39, 9-10 km north of ORV area. 900 Comment
  UCSB4736  Arctostaphylos glauca Wilson, Richard 1958-5-10 Los Angeles 6 miles N of Foothill Blvd. on Angeles Crest Highway, San Gabriel Highway 914 Comment
  UC213253  Arctostaphylos parryana I. M. Johnston 1917-7-4 1468 Los Angeles San Antonio Mountains 1828 Comment
  RSA634725  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20524 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635135  Arctostaphylos parryana subsp. tumescens Jon E. Keeley 1992-8-3 11155 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  RSA635157  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20285 Los Angeles Road to Mt. Gleason, 200 m west of Mill Creek Summit. 1490 Comment
  RSA635264  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20659 Los Angeles Angeles Crest Hwy., Eagle Roost Picnic Ground, 3.5 km west of old road to Crystal Lake. San Gabriel Mtns. 2030 Comment
  UCR108194  Arenaria douglasii Steve Boyd, R. K. Brummitt, Laura A, Moore 1998-5-26 10229 Los Angeles Liebre Mtns, Warm Springs Mtn, knoll NW of summit along road into Necktie Basin. 1134 Comment
  RSA603615  Arenaria macradenia var. kuschei Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10009 A Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1524 Comment
  UC8109  Arenaria macradenia var. macradenia H. M. Hall 1899-6-1 1276 Los Angeles San Antonio Mountains, Schwartout Canyon 1981 Comment
  SBBG52155  Aristida adscensionis M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  RSA385013  Aristida adscensionis var. modesta Anstruther Davidson 1890-06 s.n. Los Angeles Sunnyside. Near Los Angeles. Comment
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May 26 2015
  CAS-BOT-BC90158  Artemisia californica Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4420 Los Angeles San Clemente Island. E side of island, Bryce Cyn near Malo Point Comment
  CHSC20918  Artemisia californica Robert A. Schlising 1971-10-19 3002 Los Angeles Lopez Canyon, north of Pacoima. Comment
  PASA828  Artemisia californica Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  POM6576  Artemisia californica L. R. Abrams 1916-10-31 6374 Los Angeles Cahuenga Pass Comment
  RSA188275  Artemisia californica R. F. Thorne 1966-6-1 36455 Los Angeles Santa Catalina Island. On dry NE-facing bluff along Pebbly Beach Drive SE of Avalon 30 Comment
  CATA334  Artemisia douglasiana Mark L. Hoefs 1973-7-13 373 Los Angeles Santa Catalina Island: Middle Ranch Canyon just above reservoir, on north side of main road 236 Comment
  JEPS30518  Artemisia douglasiana Peter H. Raven 1959-10-25 14694 Los Angeles 1.6 mi. north of Coast Highway; Santa Monica Mountains, Arroyo Sequit 137 Comment
  POM20620  Artemisia douglasiana Philip A. Munz 1923-11-8 7798 Los Angeles Lone Hill, Glendora. Comment
  RSA0116189  Artemisia douglasiana R. G. Swinney 2011-10-13 15776 Los Angeles San Gabriel Mountains; Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek. 1573 Comment
  POM304855  Artemisia douglasiana Henry J. Ramsey, Henry J. Ramsey 1937-9-2 231 Los Angeles 2 miles below Mt. Wilson. 1524 Comment
  RSA417274  Artemisia douglasiana George R. Johnstone 1930-9-7 s.n. Los Angeles Mt. Wilson trail. 762 Comment
  RSA533496  Artemisia douglasiana Timothy S. Ross 1991-3-9 4197 Los Angeles Whittier Hills (Puente Hills, pro parte): dry ridge at head of un-named canyon draining ENE 305 Comment
  UC1586204  Artemisia dracunculus Tim Ross 1991-8-16 5809 Los Angeles 1/5 mi nw Mt. Sally Summit (along Angeles Crest Hwy); San Gabriel Mountains, Upper Big Tujunga Canyon 1524 Comment
  SBBG101135  Artemisia nesiotica T. Ross, E. Kellogg 1992-4-13 6147 Los Angeles coastal secondary terrace ENE of Darter 56 Comment
  UC205927  Artemisia tridentata H. M. Hall 1917-10-27 10584 Los Angeles Lancaster Antelope Valley, Lancaster Comment
  LA211274  Artemisia tridentata subsp. parishii Arthur C. Gibson; 2004-8-2 5215 Los Angeles SANTA MONICA MOUNTAINS, overlooking the 101 freeway, Calabasas Parkway frontage road. Calabasas. Comment
  SD51901  Arthrocnemum subterminale Peter H. Raven 1962-7-12 18039 Los Angeles San Clemente Island; above rocky beach just west of North Head. 6 Comment
  RSA0059643  Arthrocnemum subterminale R. F. Thorne 1973-09 44717 Los Angeles Santa Catalina Island, small salina at base of Ballast Pt. in Catalina Harbor. Comment
  UCSB4940  Asclepias californica Haller, John 1957-4-13 Los Angeles Upper Mint Canyon, ca. 5 road miles E. of road to Acton and 10 road miles E. of Angeles forest Highway junc. 914 Comment
  RSA531261  Asclepias eriocarpa W. Wisura 1991-7-21 4519 Los Angeles Puente Hills, upper Turnbull Canyon, below Skyline Drive. Comment
  UCR17976  Asclepias eriocarpa Dr. H. de Forest 1931-1 s.n. Los Angeles Western Transverse Range, 'Los Padres' [Angeles] National Forest, Ridge Route Comment
  RSA527805  Asclepias eriocarpa Tim Ross, Annette Ross 1991-6-3 5547 Los Angeles Elephant Hill: wesr Pomona. Uncommon perennial from a heavy rootstock apparentl occuring here only on the upper easterly slope, eastward from the E ridge summit. 305 Comment
  SBBG27172  Asclepias fascicularis V. Duran 1933-8-11 3547 Los Angeles South Fk Big Rock Crk 1524 Comment
  UC534846  Asclepias fascicularis Victor Duran 1933-8-11 3547 Los Angeles South Fork Big Rock Creek San Gabriel Mts. 1524 Comment
  UCR125271  Asclepias fascicularis A. C. Sanders, Mark Elvin 2002-6-18 25118 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  RSA629703  Asclepias fascicularis L. C. Wheeler 1967-7-6 9928 Los Angeles San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  RSA401113  Asclepias vestita Robert Gustafson, Christopher Davidson 1977-4-20 418 Los Angeles Fort Tejon Road, south of Littlerock, about 1.5 miles east of the junction with 82nd St. 976 Comment
  SEINET3154020  Asparagus medeoloides G. B. Grant 61 -A Los Angeles Pasadena Comment
  LA94124  Aspidotis californica Lawrence L. Kiefer; 1966-3-26 1776 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, ca 1 mi from mouth. 60 Comment
  RSA167636  Aspidotis californica P. H. Raven, R. F. Thorne 1964-5-7 18994 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs. Comment
  UC1063742  Aspidotis californica R. St. John 1933-2-18 342 Los Angeles e Calabasas Peak; Calabasas Quadrangle 548 Comment
  RSA417628  Aster bernardinus F. R. Fosberg 1930-11-11 4181 Los Angeles Templeton, S Puente 100 Comment
  POM187688  Aster subulatus var. ligulatus Joseph A. Ewan 1931-10-24 5263 Los Angeles N shore Malibu Lake. Comment
  RSA607264  Aster subulatus var. ligulatus L. C. Wheeler 1932-9-19 1400 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  CAS-BOT-BC177525  Astragalus bicristatus I. M. Johnston 1918-7-6 2056 Los Angeles Prairie Fork of San Gabriel River 2133 Comment
  SD111578  Astragalus bicristatus Wayne P. Armstrong 1982-7-18 Los Angeles Summit of Table Mountain, northwest of Big Pines, San Gabriel Mountains. 2289 Comment
  NY621866  Astragalus brauntonii G. B. Grant 06 1901 4127 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA0002837  Astragalus capillipes Blanche Trask 1901-5-22 s.n. Los Angeles Santa Catalina Isl. Comment
  RSA0073276  Astragalus douglasii Bonnie C. Templeton 1932-5-31 4845 Los Angeles Big Pines Camp, Angeles Natl. Forest. Comment
  POM184698  Astragalus douglasii var. douglasii Joseph A. Ewan 1932-5-29 7191 Los Angeles Lower Arrastre Canyon, San Gabriel Mountains 915 Comment
  RSA498266  Astragalus douglasii var. douglasii Geo C. Johnstone 1928-4-28 s.n. Los Angeles Canyon N of Big Pines. Comment
  RSA5834  Astragalus douglasii var. douglasii C. B. Wolf 1932-10-21 4365 Los Angeles head of Swartout Valley, 1 mi. east (below) Big Pines Park 1982 Comment
  RSA729302  Astragalus douglasii var. douglasii R. G. Swinney 1998-7-2 6209 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  POM74163  Astragalus lentiginosus var. albifolius Katherine Brandegee 1905-05 s.n. Los Angeles Lancaster. Comment
  POM49663  Astragalus lentiginosus var. variabilis A. D. E. Elmer 1902-06 s.n. Los Angeles Palmdale Comment
  SBBG22839  Astragalus lentiginosus var. variabilis D. Myrick 1965-3-5 1089 Los Angeles Victorville-Palmdale Hwy 138 762 Comment
  SEINET3416673 Image available Astragalus leucopsis Edith A. Purer 1935-5-11 6548 Los Angeles Malibou Road, Santa Monica Mountains. Comment
  RSA226106  Astragalus trichopodus var. phoxus R. F. Thorne 1971-6-17 39913 a Los Angeles 1 mile up Placerita Canyon from junction with Antelope Valley Freeway, W end of San Gabriel Mountains 488 Comment
  RSA226986  Astragalus trichopodus var. phoxus R. F. Thorne, C. W. Tilforth 1971-6-17 39970 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA415703  Astragalus trichopodus var. phoxus L. E. Hoffman 1926-3-18 s.n. Los Angeles Arroyo Seco, Los Angeles Comment
  SD41988  Astragalus trichopodus var. phoxus Darley F. Howe 1947-5-3 Los Angeles Mint Canyon Comment
  UC1584215  Astragalus trichopodus var. phoxus Tim Ross, Steve Boyd 1990-6-6 2861 Los Angeles .3 mi ese Oak Flat Spring (nr the intersection of Threemile Grade x the road W to Camp Caula, Los Padres National Forest (admin. by Angeles N.F.)); Los Padres National Forest, ese of Oak Flat Spring 839 Comment
  CAS-BOT-BC334477  Atriplex amnicola R. E. Riefner, Jr. 2013-1-5 13 -9 Los Angeles Los Angeles, Dockweiler State Beach, vicinity Vista Del Mar Blvd. at Imperial Hwy 14 Comment
  SD234359  Atriplex amnicola C. Wishner, A. Gale 2005-8-12 23459 Los Angeles Santa Monica Mountains, Malibu Lagoon State Beach. Stabilized sands surrounding the lagoon. 3 Comment
  UCD169507  Atriplex amnicola C. Wishner; A. Gale 2005-8-12 1- 4 Los Angeles LAX, Santa Monica Mountains, Malibu Lagoon State Beach. 3 Comment
  UCR238074  Atriplex argentea Mark A. Elvin, M. S. Enright 2002-7-22 2111 Los Angeles Western Transverse Range, Newhall Ranch, Salt Creek 305 Comment
  CAS-BOT-BC168281  Atriplex canescens var. canescens Ernest Braunton 1903-9-1 906 Los Angeles Glendale to Burbank Comment
  SBBG65411  Atriplex canescens var. laciniata R. Hoffmann 1927-9-23 Los Angeles Mint Cyn Comment
  CAS-BOT-BC170021  Atriplex confertifolia Roxana S. Ferris 1918-6-12 900 Los Angeles In desert road between Oban and Lancaster Comment
  UC444326  Atriplex lentiformis subsp. lentiformis S. B. Parish and W. F. Parish Oct 1881 1126 Los Angeles Santa Monica Comment
  LA82480  Atriplex leucophylla O. H. Kappler; 1944-5-28 634 Los Angeles Santa Monica Mountains, Zuma Beach 7 Comment
  RSA597460  Atriplex pacifica Angelika Brinkmann-Busi 1992-5-29 s.n. Los Angeles Rancho Palos Verdes: Subregion 718 (Westslope of Shoreline Park) Comment
  RSA442167  Atriplex semibaccata F. H. Elmore 419 Los Angeles San Clemente Island. Comment
  RSA478400  Atriplex semibaccata E. S. Spalding 1925-9-19 s.n. Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  RSA151254  Atriplex semibaccata P. H. Raven 1962-7-10 17948 Los Angeles Near west shore of island, due west of Wall 2, San Clemente Island Comment
  RSA123000  Atriplex spinifera Marcus E. Jones 1925-5-4 s.n. Los Angeles Near Lancaster Comment
  IRVC28673  Atriplex suberecta A. C. Sanders, Mark Elvin 2002-6-18 25113 Los Angeles Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns. 328 Comment
  RSA385383  Avena barbata S. F. Patton s.n. Los Angeles Los Angeles. Comment
  RSA547792  Avena barbata Timothy S. Ross, Peter Fritsch 1990-6-20 3687 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near the confluence of E and W forks of the San Gabriel River. Stream bottom to slopes. 445 Comment
  SEINET3919640  Avena barbata L. M. Prince 2002-3-26 02 -294 Los Angeles Claremont. Foothill Blvd. near Bernard Field Station.; 0 400 Comment
  RSA385391  Avena fatua Anstruther Davidson 1917-04 3217 Los Angeles Alvarado Street, Los Angeles. Comment
  UCSB6773  Avena fatua Ballard 1954-5-28 Los Angeles Padua Hills, near Claremont 274 Comment
  LA33353  Avena sativa Peter H. Raven; 1959-10-25 14709 Los Angeles 60 Comment
  POM155777  Baccharis douglasii M. B. Dunkle 1928-10-7 1993 Los Angeles Middle Ranch Gorge 46 Comment
  RSA709750  Baccharis douglasii A. C. Sanders 2003-8-6 27116 Los Angeles Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  RSA654592  Baccharis glutinosa Scott Lowe 1991-4-20 6 Los Angeles San Gabriel River channel, about 100 m. south of Valley Boulevard bridge, city of El Monte. Comment
  CAS-BOT-BC99408  Baccharis pilularis Timothy S. Ross; Steve Boyd 1994-7-7 8167 Los Angeles Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the Kelly Ranch inholding 1018 Comment
  POM350446  Baccharis plummerae Wm. Martin 1971-8-25 76 H371B Los Angeles Trancas Canyon area, Santa Monica Mountains. Comment
  UC57580  Baccharis plummerae subsp. plummerae J. H. Barber 1898-8-4 Los Angeles Topango Comment
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May 22 2014
  POM305331  Baccharis salicifolia Henry J. Ramsey, Henry J. Ramsey 1937-3-22 623 Los Angeles Santa Susana Pass 293 Comment
  SEINET3145995  Baccharis salicifolia G. B. Grant 97 Los Angeles S CA; Las Angeles Comment
  UC30395  Baccharis salicifolia subsp. salicifolia Harley P. Chandler 1897-1-1 Los Angeles Claremont, foothills Comment
  UC440470  Baccharis salicifolia subsp. salicifolia Carl Epling and Lincoln Ellison 1929-4-27 Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  CAS-BOT-BC100023  Balsamorhiza deltoidea Timothy S. Ross; Steve Boyd 1994-5-11 7810 Los Angeles Sawmill Mountain: W summit area ca 260-350m SE of Sawmill Campground. Burnt Peak 7.5' USGS Quadrangle 1621 Comment
  CAS-BOT-BC100026  Balsamorhiza deltoidea Ernest C. Twisselmann 1959-6-2 5319 Los Angeles Summit of Liebre Mountain 1638 Comment
  UCR121256  Bassia hyssopifolia J. R. Ekhoff 2001-5-16 s.n. Los Angeles Channel Islands, north end of San Clemente Island, around new nursery 500 ft. south of Natural Resources office on south side of base headquarters, c. 1.5 mi. SE of airfield 30 Comment
  RSA607609  Bidens frondosa L. C. Wheeler 1966-10-25 9085 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  UC88613  Bidens laevis Rev. J. C. Nevin Los Angeles Los Angeles Comment
  UC2026458  Bidens pilosa var. pilosa Louis C. Wheeler 1966-10-25 9074 Los Angeles SAN GABRIEL MOUNTAINS: E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  CAS-BOT-BC482078  Bloomeria crocea var. montana Ynez Whilton Winblad 1937-6-26 s.n. Los Angeles Ridge Route, N Los Angeles Co. Comment
  RSA482644  Boechera arcuata Robert Gustafson 1973-5-17 s.n. Los Angeles 3 mi southwest of the Mt. Wilson turnoff on Angeles Crest Highway 1585 Comment
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Feb 15 2016
  POM95903  Boechera californica Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canyon Comment
  UCD140042  Bolboschoenus maritimus subsp. paludosus Louis C. Wheeler 1932-3-17 1392 Los Angeles Los Angeles River at Los Feliz Blvd. 121 Comment
  RSA729545  Boschniakia strobilacea R. G. Swinney 1998-6-16 6993 Los Angeles San Gabriel Mtns; summit of Lookout (Antonio) Mountain. 2070 Comment
  RSA187948  Bothriochloa barbinodis R. F. Thorne 1966-4-28 36196 Los Angeles Santa Catalina Island: Renton Mine Road, E end island 152 Comment
  SBBG17974  Bothriochloa barbinodis E. R. Blakley 1963-4-9 5566 Los Angeles above Pebbly Beach along Terrace Drive 106 Comment
  UCR124251  Bowlesia incana L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mtns., East side of Little Tujunga Canyon, 0.75 mi SSE of Herreres Ranch 579 Comment
  RSA466775  Boykinia rotundifolia Elbert Benjamine 1929-5-26 191 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  RSA729763  Boykinia rotundifolia R. G. Swinney 1998-8-6 6711 Los Angeles Alder Gulch, a western tributary of upper East Fork San Gabriel River. 1159 Comment
  UCR178800  Boykinia rotundifolia R. G. Swinney 1989-6-27 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon, 0.7 mi. east of Glendora Mtn. Road, at 'Maple Canyon 427 Comment
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Mar 14 2017
  UCR150828  Brassica geniculata R. G. Swinney, Dave Larson 1999-5-15 7148 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  UCSB2259  Brassica geniculata Wilson, Richard 1958-3-1 Los Angeles Santa Monica Mountains; 5 miles North of Topanga 304 Comment
  HSC5213  Brickellia californica W. H. Kinch 1954-10-1 15 Los Angeles San Antonio wash 2 miles N Claremont 366 Comment
  RSA522946  Brickellia californica Timothy S. Ross, Orlando Mistretta 1990-10-24 3293 Los Angeles San Gabriel Mountains: between Venedo and Minero Canyons, 0.6 mi E of the San Gabriel Reservoir. 745 Comment
  RSA638236  Brickellia californica L. C. Wheeler 1967-9-4 10649 Los Angeles San Gabriel Mountains: Pine Mountain Ridge 2241 Comment
  CAS-BOT-BC106219  Brickellia desertorum Grant 1903-1-1 s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC106130  Brickellia nevinii Louis C. Wheeler 1931-9-27 163 Los Angeles San Dimas Canyon, San Gabriel Mts. 609 Comment
  RSA737077  Brickellia nevinii Scott D. White, Justin M. Wood 2008-10-7 12556 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  UCR88692  Brickellia nevinii Scott D. White 1995-10-19 3704 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  UCR190093  Bromus R. G. Swinney 1998-7-30 6585 Los Angeles San Gabriel Mtns., tributary of Cow Canyon at Fallen Leaf Spring, c. 2.4 mi. SW of Cow Cyn. Saddle on Glendora Ridge Rd. 1338 Comment
  CAS-BOT-BC149413  Bromus berteroanus Le Roy Abrams 1903-3-14 3132 Los Angeles San Pedro Hills. Comment
  SBBG128787  Bromus carinatus M. L. Hoefs 1995-6-21 2297 Los Angeles Upper Bullrush Cyn 286 Comment
  SBBG32115  Bromus carinatus R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -273 Los Angeles S side of White's Landing Comment
  SEINET901504  Bromus carinatus Tim Ross, Steve Boyd 1990-1 3489 Los Angeles Camp Verdugo Pines and vicinity; Northerly draw draining to Jackson Lake; Mescal Creek 7.5; (QUAD); Rancho Santa Ana Botanic Garden 1877 Comment
  UCR274083  Bromus carinatus Steven A. Junak 1999-5-8 SCa- 918 Los Angeles California Islands, Santa Catalina Island, Fern Canyon, Cottonwood Canyon watershed, just upstream from fenceline Comment
  POM113897  Bromus carinatus H. E. Hasse 1890-05 s.n. Los Angeles [No further locality information] Comment
  RSA736120  Bromus carinatus var. carinatus Scott D. White, Justin M. Wood 2008-6-4 12050 Los Angeles Puente Hills: SE of Rose Hills Memorial Park, adjacent to agricultural land. SCE corridor, site of proposed tower 25. 335 Comment
  SBBG113095  Bromus catharticus var. catharticus S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 367 Los Angeles Skull Cyn, ca. 0.4 rd mi from intersection with Middle Ranch Cyn Rd 228 Comment
  RSA718059  Bromus diandrus R. G. Swinney 1997-8-19 5816 Los Angeles Antonio Peak (=Lookout Mtn.), ridge E of Cattle Canyon and W of the west fork of Bear Canyon. 2077 Comment
  SBBG105371  Bromus diandrus R. M. Beauchamp 1976-5-22 4140 Los Angeles S side of Eel Pt Cyn 21 Comment
  SEINET3922247  Bromus diandrus Louis C. Wheeler 1967-5-3 9802 Los Angeles San GABRIEL MOUNTAINS: Sycamore Flat Campground, Big Rock Creek.; 0 1311 Comment
  UCR192807  Bromus diandrus T. B. Salvato 2008-4-25 3348 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, Hwy 138, west of Cow Spring Canyon and 0.6 mi east of 300th Street West 950 Comment
  UCSB355  Bromus diandrus Albright, S. 1957-5-20 Los Angeles UCLA Campus, Faculty Hill 91 Comment
  UCR142812  Bromus grandis L. C. Wheeler 1933-7-4 1894 Los Angeles San Gabriel Mtns, San Dimas Canyon 640 Comment
  CAS-BOT-BC155387  Bromus hordeaceus Dr. H. E. Hasse 1890-4-1 s.n. Los Angeles Soldier's House. Comment
  UCSB332  Bromus hordeaceus Kraebel, C. 1932-6-20 Los Angeles Angeles National Forest; San Dimas SRE plots 303 & 304 Comment
  UCSB69294  Bromus madritensis subsp. rubens 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
  UC285016  Bromus marginatus P. A. Munz 1923-4-10 6733 Los Angeles San Clemente Island Comment
  POM363947  Bromus rubens Bette Wright 1942-5-2 s.n. Los Angeles Glendale. Comment
  UCD59018  Bromus rubens subsp. rubens Louis C. Wheeler 1967-5-23 9700 Los Angeles San Gabriel Mountains: Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  RSA625156  Bromus sterilis L. C. Wheeler 1973-5-12 s.n. Los Angeles San Gabriel Mountains: Gould Mesa Picnic Ground. 427 Comment
  SBBG56643  Bromus tectorum R. Hoffmann 1929-5-21 Los Angeles border of Hughes Lake Comment
  UCR259559  Bromus tectorum R. G. Swinney 2010-9-7 13692 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  UCR260370  Bromus tectorum R. G. Swinney 2010-2-27 11663 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
  RSA0019962  Bromus tectorum Gerald Braden 1988-5-22 35 Los Angeles Strawberry Peak., UTM 379652 N. 39744 E. [inaccurate UTM] Comment
  SFV1428  Cakile maritima K. A. Wilson 1961-3-16 1036 Los Angeles Zuma Beach. 3 Comment
  UCR200186  Calandrinia breweri Valerie Soza, Laura A. Moore 2000-5-10 870 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines to peak ''1936' 518 Comment
  CAS-BOT-BC438413  Calandrinia ciliata Carl B. Wolf 1932-3-4 2670 Los Angeles South base of San Gabriel Mts., Thompson Creek, 3 - 4 mi. No. of Claremont. 457 Comment
  CAS-BOT-BC438416  Calandrinia ciliata Le Roy Abrams 1899-3-1 s.n. Los Angeles Hyde Park Comment
  RSA232801  Calandrinia ciliata R. F. Thorne 1966-4-16 36072 a Los Angeles San Clemente Island, canyon below Lemon Tank, near dump, south of Nanny, northeast side of island. 183 Comment
  RSA466548  Calandrinia ciliata Charles F. Seymour 1902-3-27 s.n. Los Angeles University Of Southern California, (college campus). Comment
  RSA526069  Calandrinia ciliata Steve Boyd, O. Mistretta, Laurel Arnseth, B. O Brien, Thomas Hayduk 1990-4-6 4168 Los Angeles San Clemente Island: head of Larkspur Canyon, E side of island, S of US Navy site called Jack. 213 Comment
  CAS-BOT-BC233942  Calandrinia maritima C. C. Parry 1881-3-1 713 Los Angeles Sta Monica Comment
  CATA623  Calandrinia menziesii Mark L. Hoefs 1991-4-8 1076 Los Angeles Santa Catalina Island: Side canyon (Rattlesnake Canyon) of upper Avalon Canyon 146 Comment
  SBBG108914  Callitriche marginata S. A. Junak 1997-4-22 SCl 851 Los Angeles NW end of westernmost of the two Twin Dam pools 472 Comment
  SBBG56420  Calocedrus decurrens R. Hoffmann 1929-5-19 Los Angeles Los Angeles Recreation Park 1828 Comment
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Jun 11 2015
  UCR256834  Calocedrus decurrens R. G. Swinney 2010-9-9 13761 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
  SD112778  Calochortus catalinae darley F. Howe 1947-3-30 1553 Los Angeles Canyon in Santa Monica Mountains, near seacoast. Comment
  UC843638  Calochortus catalinae F. R. Fosberg 1931-4-2 S 4456 Los Angeles divide between Hamilton Canyon Descanso Canyon; Santa Catalina Island 200 Comment
  UCR259598  Calochortus catalinae R. G. Swinney 2010-6-8 13178 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream 549 Comment
  RSA596049  Calochortus clavatus var. clavatus Timothy S. Ross, J. Mark Porter 1995-5-4 8415 Los Angeles Texas Canyon: NE of Bouquet Canyon Road. 555 Comment
  JEPS17815 Image available Calochortus clavatus var. gracilis Frank W. Peirson 1921-6-21 2468 Los Angeles West Fork San Gabriel River San Gabriel Mountains 685 Comment
  RSA778575  Calochortus clavatus var. gracilis D. E. Bramlet, D. Pugh 2010-6-3 4680 Los Angeles Transverse Ranges; Liebre Mts. region: Portal Ridge. 146 m N of Poor Road and 312 m E of 70th Street West 1085 Comment
  CHSC5080  Calochortus invenustus M. MacAurther 1967-6-24 55 Los Angeles 0.7 mi. from turn off on Angeles Crest Hwy. To lower Chilao keeping always to right - - left side of road, Angeles National Forest. 1584 Comment
  UCR191519  Calochortus invenustus R. G. Swinney 1998-7-8 6317 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  RSA587975  Calochortus kennedyi var. kennedyi Freda Detmers 1931-5-17 s.n. Los Angeles Mint Canyon Comment
  RSA68637  Calochortus plummerae Frank W. Peirson 1921-6-20 2666 Los Angeles North Fork of San Gabriel River 762 Comment
  SEINET9120657  Calochortus plummerae R. R. Ferber 1991-1 910719 C Los Angeles Clear Creek Ranger Station, Angeles Crest Highway, San Gabriel Mts. 1158 Comment
  RSA377430  Calochortus splendens M. B. Dunkle 1931-4-22 2451 Los Angeles Little Canyon (Cape), Catalina Island. Comment
  RSA678119  Calochortus splendens Valerie L. Soza, LeRoy Gross 2001-5-22 1236 Los Angeles Morgan Fire 2000 area, between Morgan and Sycamore Canyons, WSW of Sycamore Flat. 686 Comment
  SEINET3885350  Calochortus splendens Keith Dobry 1991-6-28 D 883 Los Angeles Santa Monica Mts. Las Virgenes & Mullholland Hwy. At Soka Univ. E section.; 0 Comment
  RSA377462  Calochortus splendens Louis C. Wheeler 1934-4-27 2570 Los Angeles Liveoak Canyon, San Gabriel Mountains. 488 Comment
  SBBG58103  Calystegia macrostegia R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  RSA710774  Calystegia macrostegia subsp. arida R. K. Brummitt 1998-5-24 20000 Los Angeles Foot of Mt. Baldy Road just N of Claremont; rocky roadside. 600 Comment
  CATA159  Calystegia macrostegia subsp. macrostegia Mark L. Hoefs, A. Douglas Propst 1973-3-14 120 Los Angeles Santa Catalina Island: Upper White's Landing Road 144 Comment
  RSA422168  Calystegia occidentalis subsp. fulcrata Anstruther Davidson 1892-8-20 s.n. Los Angeles Wilson's Trail Comment
  RSA698760  Calystegia occidentalis subsp. fulcrata LeRoy Gross, Paul Morton 2004-6-10 1370 Los Angeles East end of the main crest; (Road surveys for the Angeles National Forest, road 7N23) Traveled from east to west [west to east] from the junction with Atmore Meadows road (7N19) along Sawmill Mountain to Burnt Peak road (7N23A) 1590 Comment
  OBI70618  Calystegia peirsonii Steve Boyd 1997-5-1 9679 Los Angeles Liebre Mtns Region: Sierra Pelona ridgeline, about 1.5 mi W of Mt. McDill and 1.3 mi SSE of Lincoln Crest, the head of Bouquet Cyn 1512 Comment
  RSA762257  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-2 2599 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 42 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1021 Comment
  UCR127161  Camissonia boothii A. C. Sanders 2003-6-20 26994 Los Angeles Western Transverse Range/Santa Clara River Watershed, 'Off-haul Canyon' between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and c. 1 km NNW of Mayo Spur, Newhall Ranch 366 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
  RSA615522  Camissonia californica Louis C. Wheeler 1967-5-18 9615 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  RSA552483  Camissonia californica D. Charlton 1991-4-18 4830 Los Angeles Ritter Ridge, extension of 30th St. near Aqueduct 1067 Comment
  RSA0034181  Camissonia campestris subsp. campestris Pam De Vries 2013-4-13 7848 Los Angeles About 0.50 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1050 Comment
  RSA454713  Camissonia campestris subsp. campestris Robert Gustafson, Gary D. Wallace 1982-4-26 2525 Los Angeles Mojave Desert, Fort Tejon Road, about 1 mile W of the junction of 121st St. 1006 Comment
  RSA700490  Camissonia campestris subsp. campestris LeRoy Gross, Paul Morton 2004-6-9 1356 -a Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1732 Comment
  SEINET12188982  Camissonia cheiranthifolia J. F. Bright, Wyman, C. 1931-1 5722 Los Angeles Hollywood Comment
  POM3338  Camissonia cheiranthifolia subsp. suffruticosa I. M. Johnston 1916-6-10 s.n. Los Angeles Playa del Rey. Comment
  RSA454045  Camissonia cheiranthifolia subsp. suffruticosa Gale Sphon 1955-4-12 s.n. Los Angeles Open sandy area near beach, Point Dume. Comment
  UCR162776  Camissonia hirtella Kathleen Stockwell 2003-6-11 s.n. Los Angeles San Gabriel Mtns, Palmer Canyon, Claremont, North Padua Ave, road to water tank at edge of bulldozed area, NNE of Padua Hills Theater 610 Comment
  UCR199957  Camissonia ignota Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1158 Los Angeles Transverse Ranges: Verdugo Mountains, ridgetop above McDonald Creek 457 Comment
  RSA607222  Camissonia intermedia Louis C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground. 1433 Comment
  SDSU8628  Camissonia micrantha Gerald Collier 1951-9-7 Los Angeles Sea Bluff at Point Dume- Approx. 2 miles SW of US Hwy 101. Comment
  RSA0068085  Camissonia strigulosa Michael C. Long 2015-4-13 923 Los Angeles Santa Monica Mtns., Agoura, east of Kanan Rd. just S. of Agoura Rd., (S of 101 Fwy.), open sandy flats east of Medea Crk. and W of Cornell Rd. (N of jct. with Cornell Way) Agoura Town Center Project site. 252 Comment
  CHSC13526  Camissoniopsis bistorta L. M. Mayer 1973-4-21 97 Los Angeles In field; ca. 10 yds off the rd through Big Tujunga Canyon ca 3.5 mi ne of the intersection of Foothill Blvd and Mt. Gleason Ave. 518 Comment
  UC873864  Camissoniopsis bistorta I. W. Clokey and B. C. Templeton 1931-3-11 5332 Los Angeles San Gabriel Canyon 900 Comment
  UCD103459  Camissoniopsis bistorta Daryl Koutnik 1978-4-14 359 Los Angeles Simi Hills at W end of Devonshire Blvd. 365 Comment
  CAS-BOT-BC160250  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Peter H. Raven 1962-5-8 17627 Los Angeles On western side of island opposite Wilson Cove, San Clemente Island 30 Comment
  UCR269992  Camissoniopsis hirtella R. G. Swinney 2011-7-21 15548 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  LA46204  Canbya candida Carl Epling; 1926-4-24 sn Los Angeles Antelope Valley, Palmdale Comment
  RSA279036  Cannabis sativa R. F. Thorne 1971-4-23 41488 Los Angeles San Gabriel Mountains: Angeles National Forest; Chantry Flats, above Santa Anita Canyon. 640 Comment
  RSA604149  Capsella bursa-pastoris L. C. Wheeler 1972-4-9 s.n. Los Angeles San Gabriel Mountains: Georges Gap on divide between Clear Creek & Arroyo Seco. Comment
  RSA650988  Capsella bursa-pastoris Toad 1981-2-26 0005 -81 Los Angeles 130 W. Grondahl Covina. Comment
  LA204288  Cardamine californica Carl Epling; May 1925 sn Los Angeles Arroyo Seco, [Pasadena?] Comment
  SD234341  Cardamine californica R. G. Swinney 2000-5-21 7775 Los Angeles San Gabriel Mtns.: NE of Azusa, Rincon Canyon, 0.6 air miles SW of Hwy 30 at Rincon Station (Glendora 7.5'Q) 609 Comment
  UCD114551  Cardamine oligosperma Daryl Koutnik 1978-3-24 152 Los Angeles west side of Decker Road, south of Carlisle Road. 487 Comment
  SD237386  Cardaria draba David Charlton 2010-7-21 Los Angeles Western Jojave Desert: Edward's Air Force Base, SW of Piute Ponds and adjacent to Shuttle Road and District 14 wast water outlet, west side of Shuttle Road at curve (Rosamund 7.5'Q) 698 Comment
  UC284177  Cardaria draba P. A. Munz 1923-4-25 6914 Los Angeles 1/2 mi w of Ganesha Park (Pomona); Pomona 304 Comment
  RSA0069438  Carduus pycnocephalus R. G. Swinney 2010-6-8 13206 Los Angeles Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail. 546 Comment
  UCR277389  Carex R. G. Swinney 2011-10-13 15783 Los Angeles San Gabriel Mountains, Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek 1573 Comment
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Sep 12 2018
  RSA1429  Carex alma I. M. Johnston 1918-6-2 s.n. Los Angeles San Antonio Mountians, Evey Canyon. 915 Comment
  POM308908  Carex barbarae Kay H. Beach 1943-8-27 672 Los Angeles On trail to Wolfskill Falls, San Dimas Experimental Forest, U.S. Forest Department. San Gabriel Mountains. Comment
  RSA228940  Carex fracta Robert F. Thorne 1971-8-25 41315 Los Angeles San Gabriel Mountains, Angeles National Forest: At Little Jimmy Springs. 2256 Comment
  UCR238634  Carex globosa Anuja Parikh, Nathan Gale 2010-6-23 3363 Los Angeles Transverse Range; San Gabriel Mtns., upper Shortcut Canyon, 1.3 km S of State Highway 2 (Angeles Crest Hwy), 1.5 km NNW of West Fork San Gabriel River 1290 Comment
  CAS-BOT-BC21761  Carex hassei Robert F. Thorne 1971-8-25 41299 Los Angeles At Little Jimmy Springs. San Gabriel Moutains, Angeles National Forest. 2255 Comment
  SD90320  Carex heteroneura R. F. Thorne, M. Z. Thorne 1969-7-10 38366 Los Angeles San Gabriel Mountains; Angeles National Forest; bottom of cold, snow-melt gully, northwest facing slope near Lodgepole Picnic Ground; ca. 1.5 miles southeast of Dawson Saddle along Angeles Crest Highway. 2316 Comment
  RSA729819  Carex multicaulis R. G. Swinney 1998-7-6 6292 Los Angeles San Gabriel Mtns.: Mescal Canyon, 1.1 miles north of junction of Hwy 2 and Mescal Canyon Rod. 1720 Comment
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Jan 26 2014
  UCR238620  Carex multicaulis Anuja Parikh, Nathan Gale 2010-6-17 3320 Los Angeles Transverse Range; San Gabriel Mountains, upper Big Tujunga Canyon, 0.2 km north of State Hwy 2 (Angeles Crest Hwy), 0.4 km northeast of its intersection with Upper Big Tujunga Canyon Road, under powerlines 1360 Comment
  RSA609116  Carex multicaulis L. C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mountains: East Fork Big Santa Anita Canyon at Upper Clamshell Truck Trail. 1432 Comment
  CAS-BOT-BC118417  Carex praegracilis LeRoy Abrams 1901-4-8 1439 Los Angeles Los Angeles River near Tropico Comment
  POM1461  Carex praegracilis Le Roy Abrams 1901-4-1 122 Los Angeles Ballona Harbor. Comment
  RSA0116320  Carex praegracilis A. C. Sanders 2006-4-10 32001 Los Angeles Tehachapi Mtns. Foothills: Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake. 1006 Comment
  RSA0065722  Carex senta Justin M. Wood 2011-7-7 4340 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA90849  Carex senta F. W. Peirson 1921-5-20 2658 Los Angeles Little Rock Creek 1067 Comment
  RSA701285  Carex spissa LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1056 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. 520 Comment
  SBBG57202  Carex subfusca R. Hoffmann 1929-5-19 Los Angeles Los Angeles Recreation Park 1828 Comment
  CAS-BOT-BC115643  Carex triquetra LeRoy Abrams 1901-4-1 1280 Los Angeles Santa Monica Mts. 243 Comment
  CAS-BOT-BC115646  Carex triquetra Alfred James McClatchie 1893-3-25 s.n. Los Angeles Hillside in Pasadena. Comment
  RSA364782  Carex triquetra Blanche Trask 1901-03 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  UCR92585  Carex triquetra F. M. Reed 1925-6-12 5242 Los Angeles San Gabriel Mtns/San Fernando Valley region, Sierra Madre Mountains, wash near La Canada. 701 Comment
  UC1117451  Carex triquetra Peter H. Raven 1962-5-21 17813 Los Angeles lower end Bullrush Canyon; Santa Catalina Island 198 Comment
  RSA716667  Castilleja affinis Scott D. White, Pam De Vries 2006-5-10 11450 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  RSA448671  Castilleja applegatei subsp. martinii Geo. C. Johnstone 1925-4-10 s.n. Los Angeles Mount Lowe Comment
  RSA524621  Castilleja applegatei subsp. martinii Tim S. Ross, Steve D. Boyd 1990-5-17 2590 Los Angeles San Gabriel Mountains, Angeles National Forest: Mill Creek Tree Plantation, Tujunga District. 1613 Comment
  UCSB25083  Castilleja densiflora subsp. gracilis Engel, C. 1967-3-21 Los Angeles On the south side of the Catalina Girl's Camp Road, 0.3 mi. south of its junction with the Isthmus, Santa Catalina Island 121 Comment
  UCR155919  Castilleja exserta A. C. Sanders 2005-5-5 29887 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  RSA595120  Castilleja foliolosa Steve D. Boyd, Orlando Mistretta, John Dolan 1996-4-18 8574 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
  RSA650915  Castilleja foliolosa J. Doty 1969-5-16 669 Los Angeles Elizabeth Lake Canyon, 1.4 miles north of junction with Violin Canyon Road; 7.7 miles north of Castaic Junction 396 Comment
  UC1409140  Castilleja foliolosa Robert F. Thorne and C. W. Tilforth 1973-4-20 43117 Los Angeles Mormon Rocks and Cajon Canyon San Gabriel Mts., San Bernardino National Forest (Mojave Desert slope) 1036 Comment
  RSA545285  Castilleja foliolosa D. Propst, M. Hoefs 1973-3-3 7 Los Angeles Santa Catalina Island: Upper middle Ranch Canyon south. 305 Comment
  RSA505067  Castilleja gleasoni Orlando Mistretta 1987-6-25 s.n. Los Angeles Angeles National Forest, San Gabriel Mountains; Lightning Point Group campground; near the perimeter of the campground. Comment
  RSA795198  Castilleja miniata Jane Tirrell 2012-8-3 LS 0140 Los Angeles Lily Spring, below Pacific Crest Trail, approx, 0.5 mi. northwest of Mt. Hawkins. 2480 Comment
  UCR194601  Castilleja miniata R. G. Swinney 1998-7-24 6565 Los Angeles San Gabriel Mtns., Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2012 Comment
  RSA448734  Castilleja miniata subsp. miniata Bonnie C. Templeton 1932-7-20 5009 Los Angeles Big Pines Park. 2092 Comment
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Jan 31 2008
  JEPS16155  Castilleja minor subsp. spiralis Rimo Bacigalupi with L. R. Heckard and G. T. Robbins 1953-6-14 4193 Los Angeles 2 mi s and above Sycamore Camp Ground (along the South Fork of Little Rock Creek); San Gabriel Mountains, South Fork of Little Rock Creek 1280 Comment
  POM4449  Castilleja minor subsp. spiralis I. M. Johnston 1917-5-13 983 Los Angeles El Monte. 91 Comment
  RSA448781  Castilleja minor subsp. spiralis Sam Tyson 1942-6-19 s.n. Los Angeles San Dimas Canyon. 823 Comment
  RSA595580  Castilleja minor subsp. spiralis Lauren Raz, Steve D. Boyd 1996-10-23 45 Los Angeles Liebre Mountains. Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road. Following easterly course of flowing stream. 610 Comment
  UCR240005  Castilleja minor subsp. spiralis R. G. Swinney 2009-11-9 11588 Los Angeles Transverse Range; San Gabriel Mountains, confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  SD230296  Castilleja plagiotoma Louis C. Wheeler 1968-5-27 Los Angeles San Gabriel Mountains: Alimony Ridge. 1431 Comment
  UCD123029  Castilleja plagiotoma Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, 3/4 mile north of Big Rock Springs. 1158 Comment
  UCR281874  Castilleja subinclusa Mitch Provance 2010-5-20 510- 19 Los Angeles Tehachapi Mountains/Western Mojave Desert, 7.2 miles NW of corner of Rosamond Blvd. and 170th St., vicinity of powerline road. 1204 Comment
  SBBG66952  Castilleja subinclusa subsp. subinclusa R. Hoffmann 1925-5-15 Los Angeles Mint Cyn Comment
  RSA679828  Caulanthus cooperi LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 851 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  CAS-BOT-BC41136  Caulanthus heterophyllus John Thomas Howell 1928-3-20 3464 Los Angeles Floor of Vermont Canyon, Griffith Park. Comment
  RSA429522  Caulanthus heterophyllus Fordyce Grinnell Jr. 1921-4-3 [ 15736 ] Los Angeles Santa Monica Mts. Pacoima Canyon. Comment
  UCSB2485  Caulanthus lasiophyllus Wedberg, H. 1958-4-11 Los Angeles One mile north-west of Pearblossom Comment
  RSA253136  Ceanothus arboreus Gary D. Wallace 1975-3-23 1406 Los Angeles Santa Catalina Island, at Black Jack Mine, along road, steep slope NNW slope of Black jack Mine 427 Comment
  RSA398859  Ceanothus crassifolius G. R. Johnstone 1930-6-22 s.n. Los Angeles Near Ravenna; Soledad Canyon. Comment
  UCD111424  Ceanothus crassifolius James Dilley 1997-2-8 s.n. Los Angeles Verdugo Mountains, in the San Fernando Valley. La Tuna Canyon Park about 1.2 miles up trail. Comment
  UCD111430  Ceanothus crassifolius Daryl Koutnik 1978-3-10 s.n. Los Angeles on east facing hillside in Browns Canyon in the Santa Susanna Mountains. 411 Comment
  UCR16500  Ceanothus crassifolius Richard Minnich 1968-4-18 41868- 08 Los Angeles San Gabriel Mtns., 5 miles north of San Antonio Dam on the Mt Baldy Rd 1006 Comment
  UCR155626  Ceanothus cuneatus A. C. Sanders 2005-5-11 30138 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
  RSA599794  Ceanothus cuneatus var. cuneatus Steve Boyd, Lauren Raz 1997-3-25 9287 A Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  UC18285  Ceanothus cuneatus var. cuneatus W. H. Brewer 1861-2-12 177 Los Angeles High ridge e of Cahuenga Pass. Comment
  UCR229144  Ceanothus greggii Dan S. Cooper 2011-5-5 511- 61 Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  CAS-BOT-BC50158  Ceanothus integerrimus Geo. B. Grant 1904-6-26 s.n. Los Angeles Mt. Lowe, Pasadena 1828 Comment
  RSA774174  Ceanothus leucodermis R. G. Swinney 2009-7-22 11324 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  UC73354  Ceanothus leucodermis E. D. Palmer May 1902 Los Angeles Claremont Comment
  RSA0045487  Ceanothus leucodermis Paul M. Inman 1983-5-8 50883 -2 Los Angeles Big Santa Anita Canyon in the Angeles National Forest, San Gabriel Mountains, about 1 mile north of Arcadia, on the upper Winter Creek trail to Hoegee's Camp. 914 Comment
  LA52220  Ceanothus megacarpus Robert Fowler; 1935-1-18 4541 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Sepulveda Canyon. 152 Comment
  RSA399109  Ceanothus megacarpus Bonnie C. Templeton, I. W. Clokey 1920-2-18 1413 Los Angeles Mandeville Canyon. 220 Comment
  RSA399123  Ceanothus megacarpus Richard C. Barkelew 1929-4-17 s.n. Los Angeles Mulholland Highlands, Los Angeles Comment
  SD37628  Ceanothus megacarpus Edith A. Purer 1931-5-8 Los Angeles Griffith Park Comment
  RSA399702  Ceanothus megacarpus var. insularis M. B. Dunkle 1929-3-17 2059 Los Angeles Cape Canyon, Catalina Island Comment
  CAS-BOT-BC50455  Ceanothus oliganthus Carl B. Wolf 1941-8-2 11134 Los Angeles Liebre Mts., Ridge Route Rd. 2.7 mi. S. Frenchman Flats Forest Service Camp 822 Comment
  POM177946  Ceanothus oliganthus Joseph A. Ewan 1931-3-21 4077 Los Angeles Saddle Peak, Santa Monica Mountains. 823 Comment
  POM126296  Ceanothus oliganthus var. oliganthus V. Newsom, M. Hilend 1927-4-13 s.n. Los Angeles Hills S.W. of Newhall. Comment
  SFV21080  Ceanothus oliganthus var. oliganthus L. Gross 2001-1-28 335 Los Angeles Verdugo Mountains North side of mountains along dirt road where Mesa Lila Road ends, at bottom of ridge between Engleheard and Henderson Canyons. 488 Comment
  UC18416  Ceanothus oliganthus var. oliganthus W. H. Brewer 1861-2-19 214 Los Angeles Santa Susanna Mountains Comment
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Jul 6 2010
  LA30466  Ceanothus spinosus Jane Turner; T. Mosquin 1958-11-16 C 59 Los Angeles Santa Monica Mountains, Fernwood Pacific Road, 7.9 mi. from intersection with Topanga Canyon Road (mileage calculation was continued on Saddle Peak Road to obtain sufficient distance) 609 Comment
  RSA398941  Ceanothus spinosus Ora M. Clark 1929-1-27 1491 Los Angeles N. Hollywood, So. Calif. Comment
  UC1071352  Ceanothus spinosus P. L. Johannsen 1933-12-20 207 Los Angeles 4 1/2 mi s and 1 1/2 mi w Reseda; Calabasas Quarangle Comment
  UC870656  Ceanothus spinosus Ira W. Clokey, B. Templeton Mar. 1929 4438 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 76 Comment
  POM48115  Centaurea repens R. W, Hodgson 1920-7-12 s.n. Los Angeles Artesia Comment
  RSA607972  Centaurea repens L. C. Wheeler 1968-7-18 s.n. Los Angeles Claremont: Just W of 200 E. Dartmouth St., 2 miles NE of La Verne.. . Comment
  SFV18298  Centaurea solstitialis E. Knudten 2001-7-25 5 Los Angeles Santa Monica Mountains Tuna Canyon. Along roadside in disturbed area. 450 Comment
  UC72147  Centaurium venustum Geo. B. Grant 1901-1 441 Los Angeles Oak Knoll Pasadena Comment
  RSA602268  Centaurium venustum Louis C. Wheeler 1945-6-3 6064 Los Angeles San Gabriel Mountains.: West Fork, San Gabriel Canyon, ca. 1 mile west of Forks. Comment
  RSA748653  Centranthus ruber Scott D. White, Justin M. Wood 2009-5-6 12630 Los Angeles San Gabriel Mountains: San Gabriel Canyon, near mouth of canyon along Hwy 39. 305 Comment
  SBBG28923  Centranthus ruber D. B. Dunn 1951-8-20 Los Angeles 4911 Pasadena Ave 243 Comment
  RSA585420  Centrostegia thurberi Tim S. Ross 1990-5-29 2672 Los Angeles Big Pines Hwy, mid-way between Caldwell Lake and Big Rock Springs, on the NE side of the knoll behind which Shoemaker Canyon turns to the NW. 1402 Comment
  CAS-BOT-BC388303  Cerastium glomeratum Geo. B. Grant 1903-3-1 s.n. Los Angeles Monrovia Comment
  RSA0014722  Cercis occidentalis Laura Moore, Jean Moore 1999-4-25 035 Los Angeles Pitzer College, Claremont; Northwest section of Ouback, along western boundary with Harvey Mudd Soccer Field. 351 Comment
  RSA126734  Cercocarpus betuloides Peter H. Raven, Henry J. Thompson 1959-4-3 13915 Los Angeles North slope near summit of Saddle Peak. 838 Comment
  CAS-BOT-BC142139  Cercocarpus betuloides var. betuloides Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canyon [Canon] - San Gabriel Mts. Comment
  LA52111  Cercocarpus betuloides var. betuloides C. & M. Epling; 1925-4-25 Los Angeles Santa Monica Mountains, Griffith Park Comment
  UC12128  Cercocarpus betuloides var. betuloides Dr. A. Davidson 1892-1 Los Angeles Glendale Comment
  UC311292  Cercocarpus betuloides var. betuloides Philip A. Munz 1926-4-4 9999 Los Angeles Bouquet Canyon 914 Comment
  LA88756  Cercocarpus betuloides var. blancheae Karen Searcy; 1967-1-28 34 Los Angeles Santa Catalina Island, Santa Catalina Island, near summit of E Mountain Comment
  LA93931  Cercocarpus betuloides var. blancheae Unknown; 1925-2-25 sn Los Angeles 518 Comment
  POM351652  Chaenactis artemisiifolia N. C. Cooper 1945-5-1 2178 Los Angeles Santa Monica Mtns 762 Comment
  RSA003816  Chaenactis artemisiifolia Fay A. MacFadden 1929-06 1992 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  RSA41415  Chaenactis fremontii D. F. Howe 1947-5-4 s.n. Los Angeles Near Vincent, Western Mojave Desert Comment
  POM280814  Chaenactis glabriuscula Henry J. Ramsey 1937-3-27 s.n. Los Angeles Little Tujunga Canyon Comment
  SFV3809  Chaenactis glabriuscula P. M. Kennamer 1959-5-25 s. n. Los Angeles San Fernando Valley Pacoima. Near corner of Herrick Street and Park Avenue. On south side of Herrick Street, 100 feet from Park Avenue. 305 Comment
  CAS-BOT-BC277368  Chaenactis glabriuscula var. glabriuscula J. Ewan 1931-7-5 4747 Los Angeles 1 mile above Buena Vista Trail Jct., Pacoima Canyon, San Gabriel Mts. Comment
  JEPS34164  Chaenactis glabriuscula var. glabriuscula Julia A. Bettys 1929-4-29 Los Angeles Los Angeles Comment
  LA88338  Chaenactis glabriuscula var. glabriuscula O. H. Kappler; 1941-5-9 256 Los Angeles Santa Monica Mountains, Cold Creek 182 Comment
  UC1211166  Chaenactis glabriuscula var. glabriuscula Huron H. Smith 1912-5-3 4916 Los Angeles Azusa 243 Comment
  UCR255786  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-4-20 12299 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  CAS-BOT-BC277359  Chaenactis glabriuscula var. glabriuscula Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3831 Los Angeles San Gabriel Mountains. Ridgetop to the NW of Crystal Lake [ridge descending SSW from Mt. Islip] 2194 Comment
  UCR240237  Chaenactis glabriuscula var. orcuttiana Dan S. Cooper 2011-4-8 411- 46 Los Angeles South Coast, Ballona Wetlands Ecological Reserve, 'Area B' at far western end south of Ballona Creek and north of Culver Blvd. 4 Comment
  UCR120619  Chaenactis glabriuscula var. tenuifolia Steve Boyd, T. S. Ross 1988-4-28 2231 Los Angeles San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon 793 Comment
  UCD130438  Chaenactis santolinoides Wesley O. Griesel 1962-6-27 s.n. Los Angeles Dawson Saddle, San Gabriel Mountains. 2438 Comment
  UCR281353  Chaenactis stevioides R. G. Swinney 2014-4-24 16238 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
  UCR221904  Chaenactis xantiana R. G. Swinney 2009-4-28 10539 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  UCR238619  Chaenactis xantiana Anuja Parikh, Nathan Gale 2010-5-10 3148 Los Angeles Western Mojave Desert, Antelope Valley, under power transmission lines just south of Hwy 138, 0.4 km E of 140th St. West 785 Comment
  RSA592287  Chaenactis xantiana L. C. Wheeler 1967-5-12 9422 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  UCD130443  Chaenactis xantiana Daryl Koutnik; Bruce Holguin 1978-4-1 228 Los Angeles about 4 miles west of Fairmont Resevoir on road to Lake Hughes. 944 Comment
  POM50507  Chamaesyce albomarginata A. D. E. Elmer 1902-06 3630 Los Angeles Lancaster. Comment
  POM264747  Chamaesyce albomarginata L. C. Wheeler 1933-4-16 1661 Los Angeles San Pedro Hills (Palos Verdes Hills). 305 Comment
  SEINET4044538  Chamaesyce melanadenia D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 365 Comment
  CDA35247  Chamaesyce melanadenia G. C. Fleischman 1942-6-18 Los Angeles Foothills of San Gabriel Mountains, near Sierra Madre. 0 Comment
  RSA432391  Chamaesyce melanadenia Anonymous 1918-06 s.n. Los Angeles W. Hollywood. Comment
  RSA607623  Chamaesyce melanadenia L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: West side of divide between Little Tujunga and Ebey Canyon, along road. 640 Comment
  RSA737844  Chamaesyce serpens LeRoy Gross 2008-9-1 3574 -a Los Angeles Yard in La Verne, off Brassie Street, east of Esperanza Drive. Northeast of Live Oak Reservoir. 396 Comment
  UC450211  Chamaesyce serpyllifolia Geo. B. Grant 425 a Los Angeles Pasadena Comment
  UCR141714  Cheilanthes covillei R. G. Swinney 1997-8-19 5829 Los Angeles Eastern San Gabriel Mountains, San Antonio Peak (= Lookout Mountain), about 100 m N of summit on ridge saddle. 1994 Comment
  UCR190797  Cheilanthes covillei R. G. Swinney 2001-5-18 7937 Los Angeles San Gabriel Mtns./Mojave Desert, Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy 138 1284 Comment
  RSA526593  Cheilanthes newberryi Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4177 Los Angeles San Clemente Island: Upper reaches of China Canyon, S end of island, W side. Comment
  CAS-BOT-BC344976  Chenopodium album R. F. Thorne 1970-10-15 41872 Los Angeles Claremont: Rancho Santa Ana Botanic Garden 366 Comment
  RSA732722  Chenopodium album var. album A. C. Sanders 2002-7-20 25220 Los Angeles NE end of Santa Ana Mtns: Santa Clara River bottom at confluence with castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river. 290 Comment
  UCR127652  Chenopodium album var. lanceolatum A. C. Sanders 2003-5-22 26808 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
  RSA750211  Chenopodium berlandieri R. G. Swinney 2005-7-21 8322 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  RSA730309  Chenopodium fremontii R. G. Swinney 1998-9-4 6910 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  RSA478520  Chenopodium macrospermum var. farinosum Anstruther Davidson 1896-10 s.n. Los Angeles San Pedro. Comment
  RSA478534  Chenopodium murale Blanche Trask 1900-1 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  UC56058  Chenopodium murale J. H. Barber 1897-5-12 152 Los Angeles Santa Monica Forestry Station Comment
  SBBG98705  Chenopodium murale T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5306 Los Angeles ridge between the two forks of Near-Death Cyn (draining to Mosquito Cove), ca. 1000 ft NNE of Rest (1336') marker 396 Comment
  RSA762235  Chenopodium strictum var. glaucophyllum Orlando Mistretta, Christine Mistretta 2008-5-19 3133 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 105 per TRTP Survey 2008), Upper Fish Canyon. 986 Comment
  RSA729893  Chimaphila menziesii R. G. Swinney 1998-8-31 6861 Los Angeles San Antonio Ridge, 1.1 mi. west of Baldy, east of saddle. West-facing slope. 2415 Comment
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Sep 13 2011
  UC1584724  Chlorogalum parviflorum Tim Ross and Annette Ross 1991-6-3 5528 Los Angeles northwesterly slope Elephant Hill (West Pomona); , Elephant Hill 286 Comment
  RSA0120021  Chlorogalum pomeridianum var. pomeridianum R. G. Swinney 2014-5-19 16557 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 Mtwy. 515 Comment
  SBBG128649  Chorizanthe parryi var. fernandina M. A. Elvin 2003-6-30 2961 Los Angeles Newhall Ranch, W side of Grapevine Mesa, 4 km SW (216 deg ) of intersection of I-5 Fwy and Hwy 126 366 Comment
  SBBG62230  Chorizanthe parryi var. fernandina R. Hoffmann 1929-5-21 Los Angeles Elizabeth Lake Comment
  RSA616370  Chorizanthe staticoides Scott D. White, Pam De Vries 1998-4-20 6325 Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon. Road, S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 580 Comment
  RSA65076  Chorizanthe staticoides J. T. Howell 1931-5-29 9377 Los Angeles East summit of Santa Susana Pass. Comment
  RSA708021  Chorizanthe staticoides Scott D. White, Jennifer H. Jones 2005-6-23 11149 Los Angeles San Gabriel Mountains: Acton area. South of Powerline access road (ANF 4N32), between Arrastre Canyon and Moody Canyon. 976 Comment
  RSA776389  Chorizanthe xanti var. xanti Orlando Mistretta, Christine Mistretta 2010-6-4 5254 Los Angeles Monte Cristo Canyon (tributary of Mill Creek Canyon), 3.0 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  SBBG62357  Chorizanthe xanti var. xanti R. Hoffmann 1929-5-22 Los Angeles above Elizabeth Lake Comment
  POM187763  Chrysothamnus teretifolius Thos. Craig 1933-10-9 2023 Los Angeles Hills 3 miles south of Vincent, border of San Gabriel Mts. Comment
  UC1537650  Chylismia claviformis subsp. claviformis Gordon H. True Jr. 1935-3-27 182 Los Angeles 3 mi sw Palmdale (s slope of foothills) 914 Comment
  SD69453  Cirsium occidentale var. californicum Robert F. Thorne, P. Everett 1965-6-23 35015 Los Angeles Santa Catalina Island; Hamilton Canyon side north of Descanso Canyon. Comment
  CAS-BOT-BC285591  Cirsium occidentale var. occidentale Huron H. Smith 1912-5-26 5004 Los Angeles Avalon Canyon, Santa Catalina Isl. 30 Comment
  UCD130634  Cirsium ochrocentrum var. ochrocentrum G. W. Garrettson 1960-7-22 s.n. Los Angeles Southern Pacific Railroad, right-of-way about 100 yards west of Water Street, Walnut. Comment
  SBBG54808  Cirsium vulgare L. Hayden 1969-5-19 31 Los Angeles Pomona College Wash 335 Comment
  RSA155838  Cirsium vulgare Peter H. Raven 1962-7-14 18046 Los Angeles Weed in the Botanic Garden, Claremont. 320 Comment
  RSA629710  Cirsium vulgare L. C. Wheeler 1967-7-6 9926 Los Angeles San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  CDA19691  Cissus antarctica Adams 2001-10-9 PDR 067746 Los Angeles Southern California; Caltrans yard between 710 and 1st in the vicinity of East Los Angeles. 0 Comment
  RSA466594  Cistanthe monandra Samuel R. Tyson 1942-5-5 s.n. Los Angeles San Dimas Canyon 610 Comment
  CAS-BOT-BC172441  Clarkia bottae Robert F. Thorne; A. C. Gibson 1971-5-22 39709 Los Angeles Mouth of Fish Canyon, San Gabriel Mts., Angeles National Forest 243 Comment
  RSA225731  Clarkia bottae Robert F. Thorne, Arthur C. Gibson 1971-5-22 39709 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  SFV6234  Clarkia bottae M. H. Grayum, B. Hannum 1974-6-1 s. n. Los Angeles Santa Susana Mountains Oat Mountain, north slope of mountains. Roadcut on spur road leading north to oil well from main ridge road. 983 Comment
  RSA0066273  Clarkia dudleyana Geo. L. Moxley 1913-6-15 s.n. Los Angeles Annandale, Los Angeles. Comment
  RSA727274  Clarkia epilobioides R. G. Swinney 1998-5-25 6146 Los Angeles San Gabriel Valley; Glendora, SE part of South Hills, c. 350 m SE of Fawn Valley Rd. 280 Comment
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Mar 14 2013
  UC450944  Clarkia epilobioides Fay A. MacFadden 1931-4-10 2600 Los Angeles Tuna Canyon Verdugo Hills Comment
  CAS-BOT-BC163705  Clarkia purpurea subsp. quadrivulnera H. Lewis; M. Lewis 1946-7-14 29 Los Angeles On corner of Sepulveda Blvd. and North Sepulveda Way, Santa Monica Mts. Comment
  RSA448286  Clarkia purpurea subsp. quadrivulnera M. Bisbee 1917-5-1 s.n. Los Angeles Grassy hills, East end of Eagle Rock Valley Comment
  RSA764299  Clarkia purpurea subsp. quadrivulnera Doris Bowers 1967-7-19 432 Los Angeles Topanga Canyon, Santa Monica Mts. 305 Comment
  SBBG117045  Clarkia purpurea subsp. quadrivulnera S. A. Junak 2001-5-4 SCa 1479 Los Angeles overlooking Cherry Cove, on E side of cove, near waterline to Cherry Cove 64 Comment
  UCR177624  Clarkia unguiculata LeRoy Gross, Valerie Soza 2001-6-6 436 Los Angeles Los Angeles Basin region:, Verdugo Mountains, north side; Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road 488 Comment
  CHSC109701  Claytonia exigua subsp. exigua V. Soza; LeRoy Gross 2002-4-3 1381 Los Angeles Transverse Ranges, Liebre Mountains region: West side of Bouquet Canyon, canyon opposite Texas Canyon. Stable Fire 2001 area. 549 Comment
  UCR265533  Claytonia parviflora Dan S. Cooper 2015-2-23 215- 39 Los Angeles Western Transverse Range; Santa Monica Mountains, Monte Nido, end of Pony Cross Rd. 167 Comment
  UCR200212  Claytonia parviflora subsp. parviflora Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 885 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines 396 Comment
  SD231424  Claytonia parviflora subsp. utahensis Sula Vanderplank, Leroy Gross, Steve Hoskinson 2005-5-5 50506 62B Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Hwy (road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  RSA511319  Claytonia parviflora subsp. utahensis L. F. La Pre 1988-5-13 s.n. Los Angeles Lake Hughes, 16 miles (airline) W of Lancaster in the San Andreas Rift. 1037 Comment
  LA82413  Claytonia perfoliata subsp. mexicana O. H. Kappler; 1941-3-8 98 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA466685  Claytonia perfoliata subsp. mexicana George C. Johnston 1925-3-8 s.n. Los Angeles Catalina Island Comment
  RSA675879  Claytonia perfoliata subsp. mexicana LeRoy Gross 2003-3-9 788 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  CAS-BOT-BC439960  Claytonia perfoliata subsp. mexicana Louis C. Wheeler 1933-4-15 1635 Los Angeles Liveoak Canyon, San Gabriel Mts. 487 Comment
  SEINET9136644  Claytonia perfoliata subsp. mexicana H. M. Hall 1903-1 3745 Los Angeles Arroyo Seco. Comment
  SBBG17335  Clematis lasiantha K. A. Wilson 1961-2-18 863 Los Angeles Decker Rd 1 mi N of jct of E portion of Mulholland Hwy Comment
  SEINET12099143  Clematis lasiantha H. W. Graham 1927-1 s.n. Los Angeles along trail and Rd from Mt. Lowe Tavern, Mt. Lowe, to observatory on Mt. Wilson, Near Los Angeles Comment
  RSA0080741  Clematis ligusticifolia R. G. Swinney 2010-8-11 13516 Los Angeles Big Santa Anita Canyon, 100-200 m below Chantry Flats on Chantry Flat Trail/Rd. 598 Comment
  LA99290  Clematis pauciflora Peter H. Raven; Henry J. Thompson 1960-7-17 15554 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, shoulder of Saddle Peak. 609 Comment
  CAS-BOT-BC423119  Cleomella obtusifolia Le Roy Abrams; E. A. McGregor 1908-6-30 520 Los Angeles Palmdale, Mohave Desert Comment
  RSA440022  Cleomella obtusifolia Anstruther Davidson 1906-07 s.n. Los Angeles Lancaster. Comment
  SEINET10307725 Image available Collinsia bartsiifolia var. davidsonii Steve D. Boyd, Lauren Raz 1997-4-16 9520 Los Angeles San Gabriel Mtns.; NW end of range, Peace Valley due south of the junction of Interstate 5 and Hwy 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service Road 8N01. 960 Comment
  UC26592  Collinsia callosa J. Burtt Davy May 9 1896-May 24 1896 2503 Los Angeles near Manzana (Richardson's); Antelope Valley Comment
  UCR190034  Collinsia childii R. G. Swinney 1998-6-16 6972 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
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May 2 2012
  LA85583  Collinsia heterophylla Elizabeth McClintock; 1945-5-1 sn Los Angeles SANTA MONICA MOUNTAINS, S of Tapia Ranch County Park. Comment
  POM68645  Collinsia heterophylla Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canyon Comment
  SEINET10308165 Image available Collinsia heterophylla Richard W. Macelton 1937-1 244 Los Angeles Wildwood Ranch [Glendora] Comment
  UC216146  Collinsia heterophylla A. Davidson, M. D. May 1921 3453 Los Angeles Pacoima Canyon Comment
  RSA408279  Collinsia heterophylla M. B. Dunkle 1939-4-6 7295 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  UCR129393  Collinsia heterophylla var. austromontana I. M. Johnston 1917-7-1 1750 Los Angeles San Antonio [San Gabriel] Mtns., Near Brown's Flat 1280 Comment
  SEINET12268973  Collinsia tinctoria Unknown 1933-1 8471 Los Angeles near Los Angeles Comment
  RSA567163  Collomia grandiflora T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3899 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-BC200998  Colutea arborescens Dennis Kucera 1992-6-4 92 -1 Los Angeles San Gabriel Mountains, Santa Anita Canyon, junction of Sturdevant Falls Trail and trail to Sturdevant Camp & Mt. Wilson 548 Comment
  UCR150621  Colutea arborescens Scott D. White 1997-5-8 5096 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  UCR179488  Colutea arborescens R. G. Swinney 1989-7-8 s.n. Los Angeles San Gabriel Mountains, Glendora Wilderness Park, in Big Dalton Canyon. 1.6 mi. NE of Glendora Mountain Road on Big Dalton Canyon Road 473 Comment
  UCR262471  Colutea arborescens Esther Chuang 2013-5-27 30 Los Angeles San Gabriel Mountains, Angeles National Forest, San Gabriel Canyon Road/Hwy 39 1005 Comment
  LA46185  Comarostaphylis diversifolia subsp. diversifolia K. Kneen; 1933-8-25 6212 Los Angeles Santa Monica Mountains Comment
  SEINET179451  Conium maculatum L. Crutcher 1933-6-21 Los Angeles Seventh Street Bridge Long Beach Comment
  UCR240291  Conyza canadensis R. G. Swinney 2009-11-18 11655 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, 1.7 miles west of junction of Bobs Gap Rd. and Valyermo Rd., at junction of Sand Rock Creek & Valyermo Rd., S side of road 1108 Comment
  POM355844  Conyza canadensis Anstruther Davidson s.n. Los Angeles E. Los Angeles. Comment
  RSA118800  Conyza canadensis S. Carlquist 1958-8-30 619 Los Angeles Weed in field, Foothill Blvd at W City limits of Claremont. Comment
  UCR182722  Conyza coulteri R. G. Swinney 1998-2-16 5898 Los Angeles San Gabriel Mountains/San Gabriel Valley, mouth of San Gabriel River about 100-350 m north of Foothill Blvd., east bank 189 Comment
  CDA41365  Cordylanthus filifolius G. C. Fleischman 1943-8-4 s.n. Los Angeles On highway through San Gabriel Mountains to Palmdale. 0 Comment
  RSA573718  Cordylanthus rigidus subsp. setiger Tim S. Ross 1990-8-17 3130 Los Angeles S side of Blue Ridge, 0.6 mi. E of Vincent Gap along the Angeles Crest Highway (Hwy 2) 2061 Comment
  UC219139  Cordylanthus rigidus subsp. setiger D. L. Crawford 1915-7-16 Los Angeles mts. near Claremont Comment
  CAS-BOT-BC287873  Coreopsis californica Marcus E. Jones 1882-5-2 3361 Los Angeles Pasadena Comment
  NY43413  Coreopsis gigantea J. B. Walker 1995-6-5 1430 Los Angeles Santa Catalina Island, 2km S of Avalon 4 Comment
  CAS-BOT-BC105697  Corethrogyne filaginifolia Moxley 1920-8-28 812 Los Angeles Garpito Canyon, Santa Monica Mts. Comment
  RSA747261  Corethrogyne filaginifolia var. filaginifolia R. G. Swinney 2005-8-22 8509 Los Angeles San Gabriel Mountains: Devil's Punchbowl County Park, lower Holcomb Canyon 1280 Comment
  RSA603819  Corethrogyne filaginifolia var. peirsonii Steve Boyd 1997-9-17 10035 Los Angeles Liebre Mountains Region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  CAS-BOT-BC212111  Cornus sericea Le Roy Abrams; E. A. McGregor 1908-7-5 653 Los Angeles Swawrtout Canyon, desert slopes of San Gabriel Mountains 1828 Comment
  UCR182483  Cornus sericea var. sericea R. G. Swinney 1997-7-22 5692 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  SD80058  Coronopus didymus C. W. Tilforth 1970-4-17 258 Los Angeles Rancho Santa Ana Botanic Garden, Claremont. Comment
  RSA600563  Cortaderia selloana L. C. Wheeler 1961-2-25 7800 Los Angeles San Gabriel Mountains. Arroyo Seco ca. 0.5 mile upstream from Oak Wilde. 579 Comment
  POM362440  Cotula australis Samuel R. Tyson 1943-4-5 s.n. Los Angeles San Dimas Canyon 457 Comment
  SBBG128025  Crassula connata M. L. Hoefs, S. A. Junak, L. Stratton 1998-3-21 2812 Los Angeles hillside of upper Cape Cyn 451 Comment
  SBBG70342  Crassula connata M. N. Ackley 1928-5-12 113 Los Angeles Eaton Wash 365 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
  RSA632001  Crassula tillaea L. C. Wheeler 1973-4-8 s.n. Los Angeles Kagel Canyon. 601 Comment
  JEPS36473  Crepis acuminata F. W. Peirson 1921-7-17 2507 Los Angeles Prairie Fork <of> San Gabriel River San Gabriel Mts. 2011 Comment
  RSA182998  Crossosoma californicum S. Carlquist, R. F. Thorne 1966-4-28 1821 Los Angeles Catalina Island. Above Pebbly Beach, on road to Renton Mine. Comment
  LA82194  Croton californicus O. H. Kappler; 1940-7-2 67 Los Angeles Santa Monica Mountains, Carbon Canyon Comment
  UCR126335  Croton setiger A. C. Sanders 2003-8-5 27106 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, ridge on north side of valley NE of old ranch headquarters 366 Comment
  SEINET9591991  Croton setiger G. B. Grant 1901-1 445 Los Angeles Pasadena. Comment
  RSA595804  Crypsis schoenoides Lauren Raz, Steve Boyd 1996-10-23 48 Los Angeles Liebre Mountains. Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road. Following easterly course of flowing stream. 609 Comment
  CATA1369  Crypsis vaginiflora Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2491 Los Angeles Santa Catalina Island: Upper Bulrush Reservoir 292 Comment
  RSA585934  Cryptantha circumscissa T. S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-8 2943 Los Angeles Upper Big Tujunga Canyon: ridge and slopes descending +/-ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  RSA608363  Cryptantha circumscissa L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil s Canyon, depression on bench NE of Campground. 1433 Comment
  SD113303  Cryptantha circumscissa Darley F. Howe 1947-5-4 1776 Los Angeles Vincent, Western MoJave Desert Comment
  RSA0119003  Cryptantha circumscissa var. circumscissa A. C. Sanders, T. B. Salvato, Mitch Provance, Aaron Keller 2007-4-12 33383 Los Angeles Western Antelope Valley: Neenach, south of Hwy 138 at end of 290th St. West, toe of hills between Horse Camp and Cow Spring canyons and into mouth of Cow Spring Canyon. 945 Comment
  RSA0011593  Cryptantha decipiens Orlando Mistretta, Christine Mistretta 2011-6-17 5702 Los Angeles Kentucky Springs Cyn, along Southern California Edison (SCE) transmission line corridor 1.5 miles S of SCE substation at Vincent, W of Angeles Forest Hwy 1076 Comment
  RSA518034  Cryptantha decipiens Steve Boyd 1986-3-31 1576 -B Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  UCR141319  Cryptantha decipiens R. F. Thorne, Et al. 1970-5-1 39531 Los Angeles Mojave Desert/San Gabriel Mtns., along road to Valyermo c. 1 mi east of Pallett Ranch at foot of grade N of Pinyon Pine Ridge in Shoemaker Canyon 1402 Comment
  CHSC3708  Cryptantha intermedia Sue Boergadine 1966-5-12 Los Angeles San Raphael Mtns. 213 Comment
  JEPS67638  Cryptantha intermedia C. E. Hutchinson 1902-6-4 Los Angeles San Gabriel Canyon San Gabriel Mountains 487 Comment
  LA36516  Cryptantha intermedia Peter H. Raven; 1960-5-15 15370 Los Angeles SANTA MONICA MOUNTAINS, Piuma Road, 5.1 mi. NW of Rambla Pacifica. 213 Comment
  RSA751118  Cryptantha intermedia Justin M. Wood 2009-6-5 836 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  SD69474  Cryptantha intermedia Robert F. Thorne 1966-4-6 35920 Los Angeles Santa Catalina Island: Old quarry west of Empire Landing 89 Comment
  UCR199935  Cryptantha intermedia Scott D. White, Justin Wood 2008-5-6 11934 B Los Angeles Puente / Chino Hills, Chino Hills, NW of Carbon Canyon Rd. and SE of Tonner Canyon, on SCE powerline corridor, Firestone Boy Scout Reservation, SE corner of county 37 Comment
  SDSU5463  Cryptantha intermedia H. Wedberg 1966-4-3 1189 Los Angeles In Eagle Rock. 457 Comment
  RSA0095243  Cryptantha micrantha var. lepida R. G. Swinney 2011-6-7 15026 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1585 Comment
  UCR153570  Cryptantha microstachys A. C. Sanders 2005-5-11 30177 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
  UCR178899  Cryptantha microstachys R. G. Swinney 1989-5-20 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park, 1 mi. east of Glendora Mountain Road on Big Dalton Canyon Road 427 Comment
  RSA779207  Cryptantha muricata R. G. Swinney 2009-6-8 11073 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR155599  Cryptantha muricata A. C. Sanders, T. B. Salvato 2005-4-26 29694 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
  UCR204892  Cryptantha muricata R. G. Swinney 2008-3-31 8596 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  RSA0079453  Cryptantha muricata D. L. Crawford, H. D. Hiatt 1911-3-28 326 Los Angeles Topango Canyon. Comment
  RSA0089514  Cryptantha muricata var. denticulata R. G. Swinney 2011-7-21 15527 Los Angeles Strawberry Peak summit 1860 Comment
  RSA0079304  Cryptantha muricata var. jonesii Timothy S. Ross, Steve Boyd 1993-5-23 7288 Los Angeles Liebre Mountains: Lower, easterly ridge of Red Mtn, on northerly slope ca 380 m SE of the saddle between Ruby and Clearwater Canyons. 963 Comment
  RSA0079177  Cryptantha muricata var. muricata Scott D. White, Sandy Leatherman 1998-5-19 6528 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 425 Comment
  RSA0079202  Cryptantha muricata var. muricata Scott D. White, P. De Vries 1998-4-20 6321 Los Angeles Liebre Mts.: Soledad Canyon area: Proposed quarry area N of Soledad Canyon Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 580 Comment
  RSA0079555  Cryptantha muricata var. muricata Timothy S. Ross, Steve Boyd 1994-5-25 7941 Los Angeles Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit. These collections from 600-800 m WSW of summit. Liebre Mountains. Head of Necktie Canyon. 1060 Comment
  RSA0079624  Cryptantha muricata var. muricata David Charlton 1991-5-21 5235 Los Angeles Ritter Ridge, city park site, south of 30 St west terminus. Rolling steel ridges formed by San Andreas fault. 1037 Comment
  RSA0079457  Cryptantha muricata var. muricata Anstruther Davidson 1920-06 s.n. Los Angeles Acton. Comment
  CHSC99838  Cryptantha nevadensis LeRoy Gross 2005-5-3 2215 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. T4N, 5N R9W, 10W S6, 1,31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31. 1119 Comment
  UCR269976  Cryptantha oxygona R. G. Swinney 2010-5-19 12775 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
  RSA0079119  Cryptantha pterocarya var. pterocarya Steve Boyd, Orlando Mistretta 1986-3-31 1526 Los Angeles Mojave Desert: Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA0079298  Cryptantha pterocarya var. pterocarya Orlando Mistretta, Christine Mistretta 2008-4-12 2418 Los Angeles San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 5 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1007 Comment
  UCR209461  Cryptantha simulans R. G. Swinney 2008-10-10 9564 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  UCR117113  Cupaniopsis anacardioides A. C. Sanders, D. Malueg 2001-5-17 24349 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
  RSA682605  Cupressus arizonica Valerie Soza, Bill Hoghead, Amber Maurice 2003-5-17 s.n. Los Angeles Transverse Ranges; San Gabrield Mountains region: Mount Lowe Road (2N50). From junction with Mount Wilson Road southwest to the junction with Chantry Flats Trail (2N65) above Altadena. 915 Comment
  UCR239999  Cuscuta R. G. Swinney 2009-11-9 11589 Los Angeles Transverse Range; San Gabriel Mountains, confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  CAS-BOT-BC224477  Cuscuta californica Le Roy Abrams 1900-8-9 877 Los Angeles San Gabriel Canon [Canyon] Comment
  RSA409690  Cuscuta californica Wm. Martin 1971-8-11 s.n. Los Angeles Point Dume. 15 Comment
  UCD54444  Cuscuta indecora var. indecora Steve Orloff 1986-8-26 14 Los Angeles Lancaster, 60th St. West and Ave B. Comment
  CDA39963  Cuscuta indecora var. neuropetala T. C. Fuller 1958-8-5 s.n. Los Angeles One mile south of Lancaster. 0 Comment
  RSA5262  Cuscuta salina C. B. Wolf 1932-9-16 4089 Los Angeles Bryant Ranch, 100 to 150 ft W of State Highway at SE corner of Pacific Western Oil Co. lease in 1705 acre portion 2 Comment
  LA210109  Cuscuta subinclusa Louis C. Wheeler; 1932-8-28 1297 Los Angeles San Jose Hills, Puddingstone Dam 274 Comment
  UCR246766  Cuscuta subinclusa Pat Akers 2008-9-10 PDR 1440793 Los Angeles El Monte, on San Gabriel [River], north of Thienes [Ave.] Comment
  RSA600208  Cynodon dactylon Steve Boyd, Lauren Raz 1997-5-28 9894 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  CATA1344  Cyperus eragrostis Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-25 2448 Los Angeles Santa Catalina Island: Haypress Reservoir 420 Comment
  SBBG128216  Cyperus eragrostis B. E. Carter 2012-8-23 6985 Los Angeles Middle Ranch Cyn, at Pump Station 2 310 Comment
  UC57098  Cyperus esculentus Ernest Braunton Sept, 1902 671 Los Angeles L.A. River Comment
  SD69565  Dactylis glomerata Robert F. Thorne 1966-6-1 36487 Los Angeles Santa Catalina Island; lawn of St. Catherine's Hotel, north of Avalon 4 Comment
  CATA2933  Dactyloctenium aegyptium Amy Catalano 2015-11-3 010 Los Angeles Santa Catalina Island: Field east of horse stables in Middle Ranch, growing amongst horse droppings 201 Comment
  RSA620042  Datisca glomerata LeRoy Gross 1998-11-1 94 Los Angeles Southern base San Gabriel Mtns.: Big Tujunga Wash. East of 210 freeway, city of Sunland. 366 Comment
  SD69538  Datura wrightii Robert F. Thorne, P. Everett 1965-6-22 34929 Los Angeles Santa Catalina Island: open fields S of Avalon golf course in Avalon Canyon 91 Comment
  SBBG98632  Daucus pusillus T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5339 Los Angeles terrace flats between Box and Horse Cyns 484 Comment
  SD240821  Daucus pusillus R. G. Swinney 2009-4-7 10294 A Los Angeles Transverse Ranges: San Gabriel Mountains Foothills and S.G. Valley; Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd, on west side of San Gabriel River channel 168 Comment
  CATA279  Deinandra clementina Mark L. Hoefs 1973-5-21 292 Los Angeles Santa Catalina Island: By road on point past Pebbly Beach Canyon, by old dump 30 Comment
  UC187710  Deinandra clementina Katharine Brandegee May 17 1916-May 25 1916 Los Angeles isthmus Santa Catalina Island Comment
  LA200232  Deinandra fasciculata Norman A. Cole; May 1964 407 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, at junction of Cornell Rd and Lake Vista Rd 213 Comment
  UC729462  Deinandra fasciculata Carl B. Wolf 1932-5-10 3524 Los Angeles back of Avalon Along the equestrian trail; Santa Catalina Island 259 Comment
  SEINET3147520  Deinandra fasciculata G. B. Grant 558 Los Angeles Catalina Island Comment
  CAS-BOT-BC294069  Deinandra kelloggii Louis C. Wheeler 1933-6-27 1888 Los Angeles Foothill Blvd. at Eaton Wash, Pasadena 213 Comment
  SBBG36841  Deinandra minthornii D. D. Keck 1932-10-14 1953 Los Angeles N of Chatsworth city limits, on first hill W of Topanga Cyn Blvd, Santa Susana foothills Comment
  POM149875  Delphinium andersonii Unspecified 1909-1 s.n. Los Angeles Claremont. Comment
  RSA798758  Delphinium cardinale Jason Koontz, Bart O'Brien, Erika Gardner 2012-5-15 291 Los Angeles Claremont. Rancho Santa Ana Botanic Garden. Just outside north fence. Approx. 30 plants observed. Many plants 5-7 feet tall. Plants continue north along dirt road. 416 Comment
  CAS-BOT-BC9099  Delphinium cardinale LeRoy Abrams 1901-7-1 1875 Los Angeles Short Cut Canon, San Gabriel Mountains Comment
  UCR182641  Delphinium glaucum R. G. Swinney 1997-7-23 5725 Los Angeles San Gabriel Mtns, upper Government Canyon, c. 2 miles west of Wrightwood, Blue Ridge Mtn. area 2378 Comment
  RSA149665  Delphinium parishii Harlan Lewis 1941-4-17 s.n. Los Angeles State Highway #138, 10 miles East of Little Rock, Los Angeles Comment
  RSA233489  Delphinium parishii subsp. parishii Robert F. Thorne, C. W. Tilforth 1972-6-29 42075 Los Angeles Angeles National Forest: Summit of Table Mountain above Big Pines. 2287 Comment
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Sep 3 2010
  RSA68782  Delphinium parishii subsp. parishii F. W. Peirson 1929-7-1 8441 Los Angeles Mt. Pacifico: upper part of trail, San Gabriel Mountains. 1982 Comment
  PASA2539  Delphinium parryi Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  POM366  Delphinium parryi C. F. Baker 1909-4-19 5293 Los Angeles Claremont. Comment
  CAS-BOT-BC121379  Delphinium parryi subsp. maritimum H. E. Hasse 1890-3-1 s.n. Los Angeles near Santa Monica Comment
  CAS-BOT-BC116267  Delphinium parryi subsp. parryi John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  CAS-BOT-BC116274  Delphinium parryi subsp. parryi C. Epling 1931-5-2 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  POM307819  Delphinium parryi subsp. parryi Henry J. Ramsey, Henry J. Ramsey 1938-6-11 2741 Los Angeles Eaton Canyon Park, Altadena. Comment
  CAS-BOT-BC7812  Delphinium variegatum subsp. kinkiense M. B. Dunkle 1939-4-6 7322 Los Angeles San Clemente Island Comment
  CAS-BOT-BC82906  Dendromecon rigida Timothy S. Ross; Steve Boyd 1994-5-25 7930 Los Angeles Liebre Mountains. Necktie Basin. Hanging basin ca. 470-830 meters west of Warm Springs Mountain summit. 1075 Comment
  IRVC26286  Dendromecon rigida Mark A. Elvin, Cathleen Weigand 2003-5-22 2898 Los Angeles crest of mountains at head of Salt Canyon, Newhall Ranch Santa Susana Mtns. 915 Comment
  RSA582207  Dendromecon rigida Tim S. Ross, S. D. Boyd 1992-7-5 6613 Los Angeles Liebre Mts: Red Mountain: rocky summit area. 1201 Comment
  RSA639574  Dendromecon rigida Louis C. Wheeler 1967-5-23 9693 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  UCR124704  Dendromecon rigida B. C. Templeton 1932-6-1 4866 Los Angeles San Gabriel Mtns., Swarthout Valley, Angeles National Forest 2012 Comment
  POM265  Dendromecon rigida subsp. rigida J. F. Illingworth 1898-04 5 Los Angeles Claremont. 366 Comment
  SEINET3507397 Image available Dentaria californica C. Francis Shutts 1949-2-14 3 Los Angeles Little Dalton Canyon. Pacific drainage area. Comment
  RSA597023  Descurainia obtusa subsp. adenophora Timothy S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3818 Los Angeles Vicinity of Crystal Lake. 1677 Comment
  RSA613264  Descurainia obtusa subsp. adenophora L. C. Wheeler 1932-8-2 1110 Los Angeles Crystal Lake, N fork San Gabriel River 1677 Comment
  SEINET12005429  Descurainia sophia H. H. Heller 1937-1 479 Los Angeles 20 mi E of Lancaster on Victorville Rd Comment
  RSA598753  Desmazeria rigida M. A. Piehl 62501 Los Angeles Santa Catalina Island: Echo L. [Lake]. Comment
  UCR48852  Dicentra chrysantha Steve Morgan 1974-5-17 142 Los Angeles San Gabriel Mtns., Big Tujunga Canyon, 0.5 mi. east of Big Tujunga Canyon Road, at a point 10.9 mi. north of Mt. Gleason Ave. 701 Comment
  CHSC99843  Dichelostemma capitatum subsp. capitatum LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Souza 2003-2-10 711 Los Angeles Transverse Ranges: Verdugo Mountains Region; South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. On west descending ridge down into Brand Canyon on east side of Brand Canyon. Collected on west southwest trending ridgetop. 576 Comment
  RSA376835  Dichelostemma capitatum subsp. capitatum B. C. Templeton 1968-2-25 11398 Los Angeles Near the isthmus, Santa Catalina Island. Comment
  POM169659  Dichelostemma capitatum subsp. capitatum C. F. Baker 1904-3-18 4061 Los Angeles Claremont. 365 Comment
  RSA167092  Dichelostemma capitatum subsp. capitatum W. G. Webb 1935-2-25 s.n. Los Angeles Eagle Rock Park Comment
  RSA376857  Dichelostemma capitatum subsp. capitatum Louis Greata 1901-03 s.n. Los Angeles Eagle Rock. Comment
  RSA188198  Dichondra occidentalis R. F. Thorne, P. C. Everett 1965-6-24 35020 Los Angeles Catalina Island. Rancho Escondido, Escondido Canyon 213 Comment
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Jan 14 2008
  LA12280  Distichlis spicata Joseph Andorfer Ewan; 1932-4-30 7432 Los Angeles Pacifc Electric right-of-way, Culver City Comment
  RSA461494  Dodecatheon clevelandii Martha Hilend 1928-3-4 56 Los Angeles Santa Monica Mtns: N of Pacific Palisades. Comment
  RSA461487  Dodecatheon clevelandii Anstruther Davidson 1890-02 s.n. Los Angeles Los Angeles. Comment
  SEINET8561450  Dodecatheon clevelandii G. B. Grant 1904-1 304 Los Angeles Pasadena. Comment
  RSA670707  Dodecatheon clevelandii subsp. sanctarum Bonnie C. Templeton 1968-5-5 11421 Los Angeles Hills north of Malibu lake. 244 Comment
  LA210059  Draba cuneifolia var. integrifolia Carl Epling; Lincoln Ellison 1930-3-28 sn Los Angeles Comment
  LA200098  Dryopteris arguta Lawrence L. Kiefer; 1966-3-12 1681 Los Angeles SANTA MONICA MOUNTAINS, Zuma Canyon, E-fork, ca 0.75 mi S of Calamigos. 487 Comment
  RSA642700  Dryopteris arguta Orlando Mistretta 1992-7-13 s.n. Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  RSA693712  Dryopteris arguta F. R. Fosberg 1931-4-13 R 88 Los Angeles Santa Catalina Island, Pebble Beach. Comment
  SEINET3871644  Dryopteris arguta Scott D. White 2004-7-28 10652 Los Angeles San Gabriel Mountains: Clear Creek area. In and around 'the Pines' picnic area, immediately S of Angeles Forest Hwy, ca 0.5 mi W of jtn. with Angeles Crest Hwy. Condor Peak.; 0 976 Comment
  SBBG119336  Dryopteris arguta S. D. White 2000-8-25 8131 Los Angeles Tanbark Flats in the San Dimas Experimental Forest; T1N R8W S6 732 Comment
  UC2059996  Dudleya cymosa K. Nakai, D. Verity, J. Ross 1981-5-21 764 Los Angeles Santa Monica Mountains, ca. 0.6 mi SE of junction of Decker Road and Carlise Road. Comment
  CAS-BOT-BC428120  Dudleya cymosa subsp. cymosa K. Nakai 1980-5-25 608 Los Angeles Santa Monica Mountains, Arroyo Sequit in UCLA-NLWRS Reserve next to Camp JCA (Jewish Community Association) ca. 2.5 km south of junction of Mulholland Hwy. and Little Sycamore Rd. on Mulholland Hwy. 209 Comment
  RSA535875  Dudleya pulverulenta Tim Ross 1991-9-1 5887 Los Angeles near Mullholland Hwy. x Yerba Buena Rd; Triunfo Pass 564 Comment
  RSA233583  Dudleya virens subsp. hassei R. F. Thorne 1970-3-6 s.n. Los Angeles Indian Rock in Emerald Bay, Santa Catalina Island. 15 Comment
  RSA36110  Dudleya virens subsp. hassei C. B. Wolf 1934-5-11 3570 Los Angeles Santa Catalina Island. Point at W side of Fourth of July Cove Comment
  RSA329753  Dudleya virens subsp. insularis G. D. Wallace 1965-6-16 s.n. Los Angeles Point San Vicente Comment
  POM365251  Echinochloa crus-galli Edwin Kline 1924-6-10 s.n. Los Angeles Los Angeles. Comment
  UCR209313  Echinochloa crus-galli A. C. Sanders 2009-11-6 37219 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR259079  Echinochloa crus-galli R. G. Swinney 2010-10-15 14050 Los Angeles San Gabriel Mountains, from Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake 329 Comment
  RSA737116  Echinodorus berteroi Justin M. Wood 2008-10-11 182 Los Angeles San Jose Hills, Bonelli Regional Park, cove on west side of Puddingstone Reservoir. 299 Comment
  RSA0115452  Ehrharta calycina R. G. Swinney 2010-5-25 12909 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA191373  Elatine brachysperma R. F. Thorne 1967-7-19 37211 Los Angeles Angeles National Forest, Crystal Lake Recreation Area 1691 Comment
  SD69782  Eleocharis macrostachya Robert F. Thorne 1966-4-7 35979 Los Angeles Santa Catalina Island; west end of Catalina; wet margin of one of upper small ponds near Arrow Point, muddy. 60 Comment
  UCR204876  Eleocharis macrostachya R. G. Swinney 2005-8-9 8403 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA590658  Eleocharis parishii Timothy S. Ross, Steve Boyd 1990-6-1 2766 Los Angeles San Gabriel Mountains, Magnetic Springs: in Moody Canyon (ca 2.15 air-miles NW of Mt Gleason) 1195 Comment
  SBBG59172  Eleocharis radicans R. Hoffmann 1927-8-31 Los Angeles near lake, Palmdale Comment
  POM365295  Eleusine indica Col Bramlon 1907-9-1 s.n. Los Angeles Boyle Heights [a district in city of Los Angeles], 34 deg 02'N, 118 deg 12'15W Comment
  SD43404  Elymus cinereus Darley F. Howe 1948-5-3 Los Angeles Three miles north of Lancaster. Comment
  UCR232366  Elymus cinereus Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-19 8003 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, along east side of Sierra Highway, 250 m south of Avenue D 701 Comment
  RSA729834  Elymus elymoides R. G. Swinney 1998-7-8 6353 Los Angeles San Gabriel Mtns.: Wright Mountain, south of Wrightwood. 2585 Comment
  UCR189972  Elymus elymoides R. G. Swinney 1998-8-27 6820 Los Angeles San Gabriel Mtns., West Baldy Peak 3040 Comment
  UCR223360  Elymus elymoides R. G. Swinney 2009-5-20 10827 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  RSA587089  Elymus elymoides subsp. elymoides Orlando Mistretta, Steve Boyd 1995-5-23 1727 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. 1372 Comment
  SEINET13276845 Image available Elymus elymoides subsp. elymoides R. G. Swinney 2011-1 15510 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), the middle elevation (& smallest) of three natural depressions at the north base of Strawberry Peak (Chilao Flat 7.5' Q.) 1170 Comment
  UCD61521  Elymus elymoides var. californicus H. M. Hall 1899-6-1 1270 Los Angeles Schwartout-Canon. San Antonio Mtns. 2042 Comment
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Mar 21 2014
  CAS-BOT-BC206747  Elymus glaucus subsp. glaucus Carl B. Wolf 1932-5-9 3488 Los Angeles Santa Catalina Island, left (E.) fork of Pebbly Beach Canyon at 2nd group of mine workings. 304 Comment
  UCR223134  Elymus triticoides R. G. Swinney 2009-7-22 11351 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  OBI69330  Emmenanthe penduliflora John Knapp, Denise Knapp 2003-5-10 62 Los Angeles Catalina Island; 367748.29N x 3695875.36E 351 Comment
  RSA652211  Emmenanthe penduliflora R. Evans 1951-5-13 s.n. Los Angeles Arid region, 10 miles west of fire station on Mulholland Dr. Santa Monica Mts. Comment
  UCR270825  Emmenanthe penduliflora var. penduliflora R. G. Swinney 2011-5-24 14814 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
  RSA533516  Encelia farinosa var. farinosa Timothy S. Ross 1991-3-9 4165 Los Angeles Whittier Hills (Puente Hills, proparte) seepage. ca. 300ft. SW of Colima road & Camino del Sur. 213 Comment
  RSA725122  Ephedra viridis Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -110 Los Angeles N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  UCR219281  Epilobium canum Jonas A. Winbolt, Rocky Brown 2010-8-20 009 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-BC166270  Epilobium canum subsp. canum F. Grinnell Jr. 1917-9-23 s.n. Los Angeles Negro [Canon] Canyon, near Pasadena, San Gabriel Mts. Comment
  CAS-BOT-BC171917  Epilobium canum subsp. latifolium Peter H. Raven 1959-10-25 14696 Los Angeles Arroyo Sequit 1.6 miles north of Coast Highway, Santa Monica Mountains 137 Comment
  RSA522446  Epilobium canum subsp. latifolium Tim S. Ross, Peter Fritsch 1990-7-10 4059 Los Angeles San Gabriel Mountains, Angeles National Forest: NE of Tie Summit Station and E of Angeles Forest Hwy. Tujunga Ranger District. 1488 Comment
  RSA755875  Epilobium canum subsp. latifolium R. G. Swinney 2008-7-16 9247 Los Angeles Will Thrall Peak, west of Burkhart Saddle 2378 Comment
  UC55380  Epilobium canum subsp. latifolium J. H. Barber 1897-7-11 252 Los Angeles Mt. Gleason Summit Comment
  UCR210527  Epilobium ciliatum R. G. Swinney 2008-12-4 9949 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1.8 mi. north of Sierra Madre Ave., north of bike trail parking lot, along flowing aqueduct of water filtration plant 223 Comment
  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
  RSA233363  Epilobium ciliatum subsp. ciliatum Arthur C. Gibson, Linda Gibson 1972-3-18 2792 Los Angeles Along stream in Fish Canyon near the mouth of the canyon, San Gabriel Mountains. Comment
  UC54955  Epilobium ciliatum subsp. ciliatum H. P. Chandler 1902-9-9 2037 Los Angeles Bellona Marsh Comment
  POM271476  Epilobium densiflorum Victor Duran 1933-7-10 3511 Los Angeles Sulpher Springs. 1524 Comment
  SEINET3890463  Epipactis gigantea Louis C. Wheeler 1964-5-9 8472 Los Angeles San Gabriel Mountains: South side San Gabriel Canyon, about 1/4 mile upstream from mouth.; 0 Comment
  SEINET3890358  Epipactis gigantea K. Dorby 1991-5-18 605 Los Angeles Santa Monica Mountains, Cold Creek Canyon, Lower Cold Creek Presv.; 0 Comment
  LA200048  Equisetum X ferrissii Lawrence L. Kiefer; 1966-3-13 1737 Los Angeles SANTA MONICA MOUNTAINS, Zuma Canyon, ca 2.5 mi from mouth of canyon. 152 Comment
  SD19318  Equisetum hyemale subsp. affine F. Youngberg Apr 1934 Los Angeles San Dimas CaA'on Comment
  RSA684662  Equisetum hyemale var. affine F. R. Fosberg 1931-8-11 S- 5493 Los Angeles Lower Pine Flat, First Camp, N Fork, San Gabriel Canyon 1500 Comment
  CAS-BOT-BC57321  Equisetum laevigatum I. Johnston 1917-5-13 27 V Los Angeles El Monte 106 Comment
  RSA761713  Equisetum laevigatum R. G. Swinney 2008-10-10 9556 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  POM352250  Eragrostis barrelieri Arthur Howe 1980-6-17 s.n. Los Angeles Ladera Heights Comment
  CAS-BOT-BC213596  Eragrostis mexicana subsp. mexicana G. B. Grant 1902-10-26 s.n. Los Angeles Los Angeles Comment
  SEINET3164604  Eremocarpus setiger G. B. Grant 1904-9-1 445 Los Angeles from Pasadena Comment
  RSA421754  Eremocarpus setiger F. R. Fosberg 1931-7-11 S- 5383 Los Angeles Middle of Cape Canyon, Santa Catalina Island. 220 Comment
  SBBG4914  Eremothera boothii subsp. desertorum E. R. Blakley 1957-5-21 2172 Los Angeles 1 mi W of Littlerock on Hwy 138 877 Comment
  RSA0107973  Eriastrum densifolium subsp. austromontanum Steve Boyd, Laura Moore, Michael Wall 1997-7-24 10021 A Los Angeles Liebre Mountains Region: Summit of Liebre Mountain, saddle between Richardson and Bear canyons, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A). 1646 Comment
  SBBG129306  Eriastrum densifolium subsp. austromontanum A. Parikh, N. Gale 2012-6-24 3594 Los Angeles upper Big Tujunga Cyn, 0.3 km ENE of Shortcut Station, 0.7 km N of State Hwy 2 (Angeles Crest Hwy); San Gabriel Mtns 1317 Comment
  JEPS123280  Eriastrum hooveri David Gowen 2005-5-12 322 Los Angeles Cuyama River. Santa Barbara Canyon Road just west of Hwy 33. Comment
  JEPS69421  Eriastrum sapphirinum Ralph Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  UC880227  Eriastrum sapphirinum L. R. Abrams 1917-7-7 6612 Los Angeles Laurel Canyon Santa Monica Mts. Comment
  UCR127003  Eriastrum sapphirinum A. C. Sanders, Kim Marsden 2003-6-20 26991 Los Angeles Western Transverse Range/Santa Clara River Watershed, Del Valle area, between San Martinez Grande Canyon Rd. and (San Martinez) Chiquito Canyon Rd., north of Hwy 126, Newhall Ranch 305 Comment
  UCR127218  Eriastrum sapphirinum A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26284 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, c. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 457 Comment
  RSA0121271  Eriastrum sapphirinum subsp. dasyanthum M. Bisbee 1917-5-24 s.n. Los Angeles Hills north side of Eagle Rock Valley. Comment
  UCSB5008  Eriastrum sapphirinum subsp. dasyanthum Sager, Ginny 1960-5-13 Los Angeles 1 mile west of Pearlblossom on Highway 138 Comment
  LA200216  Ericameria ericoides J. Sauer; Linda Newby 1977-2-6 5928 Los Angeles Santa Monica Mountains, Zuma Beach, Zuma Beach 9 Comment
  POM359396  Ericameria linearifolia B. C. Templeton 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  RSA586284  Ericameria linearifolia Orlando Mistretta 1995-3-14 1532 Los Angeles Broad drainage basin on desert edge W of Little Rock Creek 1158 Comment
  SEINET3196402 Image available Ericameria linearifolia Richard G. Swinney 2009-4-2 10266 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert; Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road (Valyermo 7.5' Q.) 1223 Comment
  RSA716353  Ericameria linearifolia Andrea Edwards, Pam De Vries 2006-5-15 101 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  UC1119147  Ericameria nauseosa A. Lewis 1933-4-23 192 Los Angeles 1 1/2 mi sw Palmdale; Elizabeth Lake Quad. 871 Comment
  RSA733556  Ericameria nauseosa var. bernardina R. G. Swinney 1998-8-13 6753 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain 2427 Comment
  SBBG62871  Ericameria palmeri var. pachylepis R. Hoffmann 1927-9-21 Los Angeles Castaic Comment
  CAS-BOT-BC131660  Ericameria parishii var. parishii Peter H. Raven; Henry J. Thompson 1959-10-31 14722 Los Angeles Mandeville Canyon, 5.8 miles north of Sunset Boulevard 365 Comment
  POM4762  Ericameria parishii var. parishii I. M. Johnston 1918-9-1 2150 Los Angeles Evey Canyon (fire break) 1219 Comment
  SEINET13387044 Image available Ericameria parryi R. G. Swinney 2011-1 15706 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom (Crystal Lake 7.5' Q.) (T3N R9W S11) 2353 Comment
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Sep 6 2017
  UCR209864  Ericameria parryi R. G. Swinney 2008-7-15 9199 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  RSA754433  Ericameria pinifolia Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1851 Los Angeles San Gabriel River Watershed; on sandbar next to river. 451 Comment
  UC55178  Ericameria pinifolia H. M. Hall 1903-4-1 3758 Los Angeles above Los Angeles; Verdugo Wash Comment
  UCSB6731  Ericameria pinifolia Gill, Robert 1959-10-4 Los Angeles San Antonio Canyon; San Gabriel Mountain Range 1036 Comment
  LA203164  Ericameria teretifolia C. B. Wolf; 1931-11-2 2505 -A Los Angeles Mint Canyon, 1 mi. above point where road from Acton joins the highway 975 Comment
  RSA0039052  Ericameria teretifolia R. G. Swinney 2009-11-16 11648 Los Angeles Big Rock Wash, 1.2 miles south of Pallett Creek Rd. & Valyermo Rd. junction, 50 m west of Valyermo Rd. 1079 Comment
  POM47144  Erigeron breweri var. covillei I. M. Johnston 1924-8-13 s.n. Los Angeles Head of Evey Canyon Comment
  RSA254332  Erigeron breweri var. covillei C. W. Tilforth 1973-5-24 821 Los Angeles Bob's Gap, c. 2 mi. ENE of Valyermo, Holcomb Ridge. Comment
  RSA755711  Erigeron breweri var. jacinteus R. G. Swinney 2008-7-3 9157 Los Angeles Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2329 Comment
  CATA1394  Erigeron canadensis Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2532 Los Angeles Santa Catalina Island: Reservoir above Cottonwood Canyon 182 Comment
  RSA729881  Erigeron foliosus R. G. Swinney 1998-9-7 6928 Los Angeles Pine Mountain Ridege, c. 1 mi. west of summit of Pine Mountain. 2543 Comment
  RSA730178  Erigeron foliosus R. G. Swinney 1998-9-4 6890 Los Angeles San Gabriel Mtns.; dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi east of Hwy 2 on 3N06 2241 Comment
  UCSB6496  Erigeron foliosus Kamb, Peter 1947-6-11 Los Angeles Upper Sonoran Zone; Eaton Wash, Pasadena 266 Comment
  CAS-BOT-BC296211  Erigeron foliosus var. foliosus John Thomas Howell 1928-5-19 3790 Los Angeles Anacapa Island Comment
  CAS-BOT-BC189064  Eriodictyon crassifolium G. L. Moxley 1927-5-1 s.n. Los Angeles La Crescenta Comment
  RSA666625  Eriodictyon crassifolium A. C. Sanders, D. Malueg 1998-6-22 22049 Los Angeles Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  SEINET8731333 Image available Eriodictyon crassifolium Kay H. Beach 1943-1 1743 Los Angeles Upper part of Lewis Paul Canyon on Woods Trail. San Gabriel Mts. Comment
  UCR114189  Eriodictyon crassifolium var. nigrescens A. C. Sanders, D. Malueg 1998-6-24 22070 Los Angeles San Gabriel Mtns., E of Big Tujunga Dam below Hwy 2 (Angeles Crest) and above Tujunga Cyn. Rd., ridge above Josephine Creek, So. Cal. Edison Mesa-Vincent transmission line at tower 13-2 976 Comment
  CAS-BOT-BC188965  Eriodictyon parryi Steve Boyd; Lauren Raz 1997-5-29 9935 Los Angeles N base of Portal Ridge, N of the San Andreas Rift Zone at the edge of the Antelope Valley, upper mouth of Cow Spring Canyon along the Pacific Crest Trail, Liebre Mountains region 1097 Comment
  SBBG65109  Eriodictyon parryi V. Duran 1933-7-19 3520 Los Angeles upper end of Aliso Cyn 1533 Comment
  SD253466  Eriodictyon parryi R. G. Swinney 2011-5-31 14913 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
  RSA141602  Eriodictyon traskiae Percy C. Everett 1960-9-28 24297 Los Angeles Catalina Island, N slope of Mt Black Jack, aong ridge road. 366 Comment
  RSA455104  Eriodictyon traskiae F. R. Fosberg 1931-5-6 4790 Los Angeles Cape Canyon, Santa Catalina Island. 250 Comment
  CAS-BOT-BC219335  Eriodictyon trichocalyx var. trichocalyx Thompson 1919-12-1 s.n. Los Angeles Noble's ranch, Valyermo Comment
  RSA455067  Eriodictyon trichocalyx var. trichocalyx L. E. Hoffman 1931-11-9 s.n. Los Angeles Big Rock Creek Comment
  SEINET1004565  Eriogonum angulosum Mark A. Elvin, Kim Marsden 2003-1 297 -B Los Angeles Santa Clarita Valley:Newhall Ranch, SW face of Potrero Mesa. 305 Comment
  UC1375317  Eriogonum angulosum Robert F. Thorne and C. W. Tilforth 1971-6-29 40673 Los Angeles ca. 1/2 mi w, near mouth of Kentucky Springs Canyon Soledad (n slope of mts.); Angeles National Forest, San Gabriel Mts., Kentucky Springs 944 Comment
  UCR118538  Eriogonum baileyi var. baileyi David Charlton, Robb Fishman 1990-8-30 3905 Los Angeles Western Mojave Desert, NE Palmdale, corner of Ave 'P' and Sierra Hwy 793 Comment
  RSA393136  Eriogonum cinereum Anstruther Davidson 1910-7-5 2498 Los Angeles Redondo bluffs. Comment
  SEINET253269  Eriogonum cinereum H. P. Bracelin 1931-10-11 570 Los Angeles Lower Topanga Canyon, about one and one-half miles east of ocean beach. Comment
  UC1032016  Eriogonum cinereum P. L. Johannsen 1934-1-11 223 Los Angeles Las Flores Canyon Calabasas Quadrangle, Las Flores Canyon Comment
  RSA229137  Eriogonum cithariforme var. agninum Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38840 Los Angeles San Gabriel Mountains: Chilao area, sandy roadbank on Angeles Crest Hwy. 1524 Comment
  RSA678134  Eriogonum davidsonii Valerie L. Soza, Naomi Fraga 2001-6-27 1304 Los Angeles Sunset Ridge Fire Road (FS Road 2N07), 0.7 mile east of Glendora Ridge Road, west of Sunset Peak. 1433 Comment
  SEINET13276782 Image available Eriogonum davidsonii R. G. Swinney 2011-1 15699 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom (Crystal Lake 7.5' Q.) (T3N R9W S11) 2353 Comment
  UCR220062  Eriogonum davidsonii R. G. Swinney 2009-4-24 10444 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  POM180173  Eriogonum elongatum Joseph A. Ewan 1931-10-11 s.n. Los Angeles Santa Monica Mountains, Sepulveda Canyon Rd., north of Mullholland. Comment
  JEPS57016  Eriogonum elongatum var. elongatum Frank W. Peirson 1918-9-7 19 Los Angeles Toll Road (automobile road up Mt. Wilson) Mt. Wilson Comment
  SBBG62026  Eriogonum elongatum var. elongatum R. Hoffmann 1927-9-23 Los Angeles E end of Pine Cyn Comment
  UC412911  Eriogonum elongatum var. elongatum D. L. Crawford 1915-10-27 506 Los Angeles mts. near Claremont Comment
  JEPS98623  Eriogonum fasciculatum Dean Kelch 1993-6-1 Los Angeles Temescal Canyon 120 Comment
  RSA393515  Eriogonum fasciculatum John P. Hill 1929-3-10 s.n. Los Angeles Hollywood Hills. Comment
  SFV15564  Eriogonum fasciculatum R. K. Stachelek 1992-4-14 23 Los Angeles Santa Susana Mountains Los Angeles, Northridge. On left side of dirt road about 100 feet from entrance of Eddleston Park on Reseda Blvd. 400 Comment
  RSA654206  Eriogonum fasciculatum subsp. foliolosum Fred Brooks 1988-5-7 31 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff. Comment
  RSA0088151  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-5-4 12513 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  HSC12475  Eriogonum fasciculatum var. foliolosum Wendell Wood 1970-6-20 14 Los Angeles Linda Vista Rd. and Figueroa, Glendale 457 Comment
  POM306342  Eriogonum fasciculatum var. foliolosum Henry J. Ramsey, Henry J. Ramsey 1937-8-23 1424 Los Angeles Altadena. Comment
  RSA594215  Eriogonum fasciculatum var. foliolosum Louis C. Wheeler 1967-5-8 9319 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 396 Comment
  SBBG62038  Eriogonum fasciculatum var. foliolosum J. Ewan 1931-5-16 Los Angeles West Fk, Garapito Crk 457 Comment
  UC205950  Eriogonum fasciculatum var. polifolium D. L. Crawford Los Angeles Mts. above Claremont Comment
  UCR179684  Eriogonum fasciculatum var. polifolium R. G. Swinney, Dave Larson 1996-8-7 5242 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
  RSA393368  Eriogonum giganteum var. giganteum T. Gertrude Williamson 1924-08 s.n. Los Angeles Santa Catalina Island. Comment
  RSA393373  Eriogonum giganteum var. giganteum Ruth E. Eaton 1956-7-15 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA297343  Eriogonum grande var. grande Larry E. DeBuhr 1977-4-17 2585 Los Angeles Catalina Island. NW of Little Harbour Comment
  RSA0025355  Eriogonum hirtiflorum Anuja Parikh, Nathan Gale 2010-6-18 3324 Los Angeles TR, SnGb, Upper Big Tujunga Canyon, 1.0 km N of State Highway 2 (SH 2, Angeles Crest Hwy), 0.1 km W of Upper Big Tujunga Canyon Road, under power lines, near access road. 1283 Comment
  UC1408955  Eriogonum mohavense Robert F. Thorne and C. W. Tilforth 1973-4-20 43000 Los Angeles 1 mi n Bob's Gap (3.2 mi s of Llano; n slope of Holcomb Ridge); San Gabriel Mts., Mojave Desert slope, Holcomb Ridge 1143 Comment
  POM310383  Eriogonum nudum var. pauciflorum Margaret Hardinge 1946-10-14 185 Los Angeles San Antonio Canyon, San Gabriel Mountains; Pacific Drainage Area 1829 Comment
  RSA393617  Eriogonum nudum var. pauciflorum L. E. Hoffman 1932-9-18 s.n. Los Angeles San Gabriel Mountains, Angeles Forest: Barley Flats. Comment
  UCR173887  Eriogonum nudum var. westonii Scott D. White 2004-8-11 10703 Los Angeles San Gabriel Mtns, c. 8 air mi WNW of Wrightwood; east of Fenner Saddle Rd. on Pacific Crest trail 2195 Comment
  UCR259614  Eriogonum parishii R. G. Swinney 2010-9-7 13708 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  CAS-BOT-BC257753  Eriogonum parvifolium Dr. H. E. Hasse 1881-9-1 s.n. Los Angeles Beach at Santa Monica Comment
  CAS-BOT-BC257756  Eriogonum parvifolium Charles Piper Smith 1910-8-5 2306 Los Angeles Santa Monica Comment
  RSA393065  Eriogonum parvifolium var. parvifolium Tom Burch 1940-3-9 4020 -6 Los Angeles Redondo Beach. Near sea level. 0 Comment
  POM263030  Eriogonum saxatile J. C. Roos 1937-7-16 373 Los Angeles Mt. San Antonio [Los Angeles - San Bernardino counties]. 2744 Comment
  UC1863862  Eriogonum saxatile G. B. Grant 1907-6-25 5069 Los Angeles Mt. Lowe Comment
  UCSB23144  Eriogonum saxatile Wilken, Dieter 1967-7-1 Los Angeles Ridge west of headwaters of Soldier Creek; south of Highway 39 between Islip Saddle and Crystal Lake Junction, San Gabriel Mts 1767 Comment
  UC473582  Eriogonum thurberi John Thomas Howell 1931-5-31 6022 Los Angeles San Gabriel Wash Comment
  UCR20202  Eriogonum umbellatum var. bahiiforme T. P. Krantz 1979-9-14 s.n. Los Angeles San Gabriel Mountains, Immediately north of the Big Pines Station on Hwy 2 Comment
  UCR256893  Eriogonum umbellatum var. minus Duncan S. Bell, Caitlin Elam 2013-8-1 5552 Los Angeles Transverse Range; San Gabriel Mountains, Sheep Mountain Wilderness, south side of Prairie Fork, Pine Mountain Ridge, above Columbine Spring 2312 Comment
  CAS-BOT-BC268207  Eriogonum umbellatum var. munzii John Thomas Howell 1947-7-18 23399 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  RSA549493  Eriogonum umbellatum var. munzii Tim S. Ross, S. D. Boyd 1990-6-18 3474 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA149758  Eriogonum wrightii var. subscaposum Wesley O. Griesel 1961-8-18 s.n. Los Angeles Trail from Charleton Flats to Chilao, San Gabriel Mountains 1524 Comment
  UCD101557  Eriogonum wrightii var. subscaposum W. Perry 1980-8-16 99 Los Angeles San Gabriel Mountains, Pine Mountain. Comment
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Sep 12 2014
  CAS-BOT-BC227705  Eriophyllum confertiflorum Timothy S. Ross; Steve Boyd 1994-5-10 7705 Los Angeles Liebre Mountains. Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: 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 890 Comment
  CAS-BOT-BC297942  Eriophyllum confertiflorum I. M. Johnston 1917-7-15 1452 Los Angeles San Antonio Mts. Head of S Fork Lytle Creek 1828 Comment
  RSA534022  Eriophyllum confertiflorum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5274 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. 305 Comment
  UCR260342  Eriophyllum confertiflorum R. G. Swinney 2010-5-4 12562 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  CHSC83590  Eriophyllum confertiflorum var. confertiflorum John Dittes 1990-6-7 78 Los Angeles Transverse Range; San Gabriel Mts., Canyon of Big Tujunga Creek; ca. 1.2 air miles northeast of dam. On slope 30 feet above creek. 725 Comment
  LA94443  Eriophyllum confertiflorum var. confertiflorum Norman A. Cole; May 1964 319 Los Angeles Santa Monica Mountains, 1.3 mi from 101 Alt., Pacific Coast Hwy along Rambla Pacifico, site No. 1 60 Comment
  CAS-BOT-BC308349  Eriophyllum nevinii Larry DeBuhr; Gary Wallace 1972-9-3 705 Los Angeles Near base of canyon at south end of cove south of Eel Point, San Clemente Island 91 Comment
  UCR281318  Eriophyllum pringlei R. G. Swinney 2014-4-18 16122 Los Angeles San Gabriel Mountains, NE of Littlerock Dam, north end of Alimony Ridge, south side of Mt. Emma Rd., to 75 m south of road 976 Comment
  CAS-BOT-BC296955  Eriophyllum wallacei Timothy S. Ross; J. Mark Porter 1994-5-1 7587 Los Angeles Southwestern Mojave Desert: open desert, ca 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  UCR193695  Eriophyllum wallacei R. G. Swinney 1999-4-5 7036 Los Angeles San Gabriel Mtns./Mojave Desert, lower Boulder Canyon Wash, 1.4 mi. south of Ft. Tejon Rd. on 213th St. East 1268 Comment
  UCR62321  Erodium brachycarpum R. G. Swinney 1990-3-24 1551 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora. Within 250 yards of east end of Fawn Valley Road, near railroad tracks 274 Comment
  RSA600099  Erodium brachycarpum Louis C. Wheeler 1948-4-26 6636 Los Angeles Altadena. Canyon Crest Drive and Lincoln Avenue. Comment
  RSA0057913  Erodium cicutarium Richard G. Swinney 2010-4-15 12222 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash. 524 Comment
  CAS-BOT-BC40709  Erysimum capitatum Robert F. Thorne; M. Z. Thorne 1967-6-25 37087 Los Angeles San Gabriel Mountains. Along fire-road between Cobal and Evey Canyons. 731 Comment
  UCR223332  Erysimum capitatum R. G. Swinney 2009-5-27 10883 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  CAS-BOT-BC55211  Erysimum suffrutescens S. B. Parish 1918-6-5 11881 Los Angeles Playa del Rey. Comment
  SD107840  Erythranthe guttata Mark Hoefs 1973-7-20 400 Los Angeles Santa Catalina Island: along dry stream bed by Edison Pump Station, Upper Middle Ranch Canyon 312 Comment
  SDSU10774  Erythranthe guttata R. M. Beauchamp 1967-6-3 555 Los Angeles On side of Horse Canyon. San Clemente Island. 366 Comment
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Oct 13 2011
  CAS-BOT-BC166528  Erythranthe parishii R. G. Swinney 2005-7-21 8313 Los Angeles San Gabriel Mountains: Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  SBBG70144  Eschscholzia californica R. Hoffmann 1931-4-28 Los Angeles upper Bouquet Cyn Comment
  UCR205193  Eschscholzia californica R. G. Swinney 2008-4-30 8713 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon 549 Comment
  UCR220238  Eschscholzia californica R. G. Swinney 2009-4-15 10336 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, north of Azusa, El Encanto Azusa River Wilderness Park 296 Comment
  RSA316363  Eschscholzia minutiflora Robert F. Thorne, Walter Wisura, S. Granger, Pamela Burton 1982-4-20 54987 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  CAS-BOT-BC92211  Eschscholzia ramosa Geo. B. Grant 1872-3-4 2254 Los Angeles Isthmus. Comment
  UC2052833  Eschscholzia ramosa M. B. Dunkle 1939-4-2 7213 Los Angeles San Clemente Island, Pyramid Point. Comment
  CHSC95852  Eucalyptus camaldulensis LeRoy Gross 2003-1-26 689 Los Angeles Los Angeles Basin Region: San Fernando Valley: Haines Canyon Channel in Big Tujunga Wash, south front of the San Gabriel Mountains, east of Foothill Blvd. south side of wash. 366 Comment
  UCR258948  Eucalyptus polyanthemos R. G. Swinney 2010-2-27 11762 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
  RSA420826  Eucrypta chrysanthemifolia T. S. Clare 1929-3-28 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  SFV20834  Eucrypta chrysanthemifolia var. chrysanthemifolia L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 702 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 695 Comment
  CDA19812  Eulobus californicus Adams 2002-3-26 PDR 067846 Los Angeles Southern California; Hwy 210 in Pacoima. 0 Comment
  UC457210  Eulobus californicus Carl Epling 1951-5-9 Los Angeles Alisos Canyon Santa Monica Mountains Comment
  RSA599733  Eupatorium adenophorum L. C. Wheeler 1967-12-10 s.n. Los Angeles San Gabriel Mountains: Fern Canyon, off Arroyo Seco at Brown Mountain Road. 701 Comment
  RSA621299  Euphorbia dendroides L. C. Wheeler 1968-4-8 s.n. Los Angeles Pasadena: Foot of Kinneloa Mesa by New York Avenue. 0.2 miles southeast of East End of Eaton Wash Dam 292 Comment
  UCR126715  Euphorbia maculata A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27148 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  RSA680176  Euphorbia ocellata subsp. ocellata Scott D. White 2003-6-8 9504 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  RSA611627  Euphorbia spathulata Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10109 Los Angeles Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 609 Comment
  CDA20094  Euphorbia terracina M. O'Brien 2003-3-3 s.n. Los Angeles South Coast; Malibu Bluffs. 0 Comment
  SFV21447  Euphorbia terracina A. E. Dorsey 2008-2-29 71 Los Angeles Santa Monica Mountains Solstice Canyon. At disturbed site by the Education Shelter. 90 Comment
  RSA0073223  Eurotia lanata Bonnie C. Templeton 1931-5-17 1205 Los Angeles West of Lancaster, Mohave Desert. Comment
  SBBG117114  Festuca bromoides S. A. Junak with R. N. Philbrick 2001-5-17 SCa 1520 Los Angeles N of main rd between Airport and Little Harbor 128 Comment
  RSA0091973  Festuca microstachys R. G. Swinney 2011-4-20 14451 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
  UCR192183  Festuca microstachys var. pauciflora A. C. Sanders 2008-4-17 34939 Los Angeles Transverse Range, mouth of canyon in hills c. 1.25 mi. SW of Neenach School, c. 1.5 mi. west of Pine Canyon 956 Comment
  LA103555  Festuca myuros Barry A. Prigge; 1986-3-29 7159 Los Angeles San Gabriel Mountains, E of Red Rover Mine Road X Antelope Valley Freeway on Escondito Canyon Road 914 Comment
  LA13072  Festuca myuros A. M. Johnson; 1932-4-8 3933 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  RSA517174  Ficus carica Tim S. Ross, Orlando Mistretta 1990-10-16 3278 Los Angeles San Gabriel Mountains: Mt Baldy Ranger District, Angeles National Forest. Cape Horn Canyon. 665 Comment
  UCR267286  Ficus microcarpa R. E. Riefner Jr. 2015-7-26 15- 211 Los Angeles City of Glendale, E side of Glendale Freeway (Hwy 2), Ripple St. at Rosanna St. 116 Comment
  UCR61244  Ficus palmata R. G. Swinney 1989-5-20 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, Big Dalton Canyon and its tributaries. Dunn Canyon 457 Comment
  RSA515135  Filago californica Aaron Liston, Orlando Mistretta, L. Rieseberg 1989-4-29 8005 Los Angeles [San Clemente Island] Comment
  UCR126871  Filago californica A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26144 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  RSA233411  Filago californica R. F. Thorne 1966-4-17 36108 Los Angeles San Clemente Island: mesa just NW of Thirst. 549 Comment
  RSA587160  Filago californica Orlando Mistretta 1995-4-28 1652 F Los Angeles San Gabriel Mountains; Kitter Canyon. Slopes W. of main canyon. 1280 Comment
  RSA518019  Filago depressa Steve Boyd, Orlando Mistretta 1986-3-31 1556 B Los Angeles Mojave Desert: Highway 138, 4 miles E of junction with Highway 18 NE [NW?] of Pinyon Hills. Comment
  SEINET10454760  Foeniculum vulgare Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4792 Los Angeles Santa Catalina Island; Catalina Conservancy Land. Eastern most Bumpgate in Middle Canyon, along Middle Canyon Trail (Road). Between Middle Ranch Junction and Cape Canyon Trail. 8-9 miles west of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 250 Comment
  UC1228853  Foeniculum vulgare Peter H. Raven 1962-7-10 17965 Los Angeles San Clemente Isl., Wilson Cove 91 Comment
  RSA715424  Forestiera pubescens R. G. Swinney 1997-9-6 5867 Los Angeles Wash at the base of Foothill Canyon [Mescal Crk Cyn?] 0.9 mi W of Forestry Service Rd 4N06 at 233rd St. 1415 Comment
  UC1123329  Forestiera pubescens G. T. Nordstrom 1935-5-11 582 Los Angeles 2 mi nw Mouth of Liebre Gulch; Santa Barbara National Forest, Tejon Quad. 792 Comment
  UCR223119  Forestiera pubescens R. G. Swinney 2009-5-13 10781 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
  OBI66300  Frangula californica subsp. californica Steve Boyd, Amber Maurice 2004-5-18 11309 Los Angeles Tranverse Ranges; Liebre Mts region: Atmore MEadows area Comment
  SBBG71291  Frangula californica subsp. californica M. N. Ackley 1928-2-12 931 Los Angeles Eaton Wash 381 Comment
  SBBG12020  Frankenia salina P. H. Raven 1962-7-11 18014 Los Angeles Wilson Cove 60 Comment
  UC574988  Fraxinus dipetala K. Kneen 1933-4-12 Los Angeles Topanga, 6 mi from ocean on main highway Topanga Comment
  RSA426874  Fremontodendron californicum subsp. californicum M. B. Dunkle 1933-6-17 3632 Los Angeles San Antonio Canyon. San Gabriel Mountains Comment
  RSA561577  Fremontodendron californicum subsp. californicum Steve D. Boyd, Orlando Mistretta 1993-5-17 8146 Los Angeles North of sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. at the western edge of the forest on ridge at head of Elsmere Canyon., North of Sombrero Road (3N64) and west of communications facility. 884 Comment
  UC634773  Fremontodendron californicum subsp. californicum Margaret Stason 1927-5-14 Los Angeles San Gabriel Mountains, Pinyon Ridge Pinyon Ridge; San Gabriel Mountains, Pinyon Ridge Comment
  UCR202705  Galium angustifolium R. G. Swinney 2001-8-18 8069 Los Angeles San Gabriel Mtns., Ross Mtn., 0.75 miles south of Mt. Baden Powell on the trail to Ross Mtn. 2561 Comment
  UCR280806  Galium angustifolium Mitch Provance 2017-6-29 617- 48 Los Angeles Catalina Island, Middle Canyon, E of McGee Lake, 0.2 miles SE of Middle Ranch Rd. and Cape Canyon Trail 207 Comment
  RSA0038351  Galium angustifolium George B. Grant 1904-4-10 488 Los Angeles Pasadena. Comment
  JEPS114015  Galium angustifolium subsp. angustifolium Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin Banks, Megan Tommerup 1994-3-28 7406 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; unnamed horseshoe-shaped canyon to NE of upper Forrestal Drive. Comment
  POM367672  Galium angustifolium subsp. angustifolium L. E. Hoffman s.n. Los Angeles Millard's Canyon, Angeles Forest. Comment
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Jan 1 2017
  POM367696  Galium angustifolium subsp. angustifolium M. B. Dunkle 1933-6-17 3618 Los Angeles San Antonio River Canyon. Coastal Southern California. 915 Comment
  RSA188342  Galium angustifolium subsp. angustifolium Robert F. Thorne, M. Z. Thorne 1966-5-31 36433 Los Angeles Santa Catalina Island. Fern Canyon W of Orizaba Mt. 229 Comment
  UC1408983  Galium angustifolium subsp. angustifolium Robin S. Collins 1973-5-15 290 Los Angeles Trail Cyn. Angeles National Forest, San Gabriel Mts. 640 Comment
  UC215531  Galium angustifolium subsp. angustifolium Prof. W. R. Dudley Dec. 1907 Los Angeles near Monrovia Comment
  UCD121582  Galium angustifolium subsp. angustifolium Daryl Koutnik 1978-6-24 550 Los Angeles Way Hill along Gladstone Avenue, San Dimas. 304 Comment
  JEPS56020  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and Aloysia Kooij 1966-4-7 4216 Los Angeles 10 mi w Trail M (n of road on s-facing slope, n L.A. Co.); Lake Hughes Comment
  RSA584969  Galium angustifolium var. angustifolium Tim S. Ross, Steve D. Boyd 1990-6-1 2759 Los Angeles San Gabriel Mountains, Moody Canyon (a.k.a. 'The Toilet Bowl of Death'): draining northward from Messenger Flats and Mt Gleason. 1159 Comment
  LA50672  Galium aparine Carl Epling; March 1925 6448 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  POM244895  Galium aparine F. R. Fosberg 1931-4-15 S 4613 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon. 180 Comment
  UCR186360  Galium aparine Michael Honer 2007-4-25 2528 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon; grassy slopes c. 1 mile SW of cement processing plant 1159 Comment
  RSA0045483  Galium aparine Paul M. Inman 1983-5-15 51583 -7 Los Angeles United States, California, Los Angeles County. Big Santa Anita Canyon in the Angeles National Forest, San Gabriel Mountains, about 1 mile north of Arcadia, from bank of Winter Creek trail, at the first weir above Hoegee's Camp. 792.48 Comment
  CAS-BOT-BC217461  Galium catalinense Alice Eastwood 1918-6-10 s.n. Los Angeles The Isthmus, Santa Catalina Island Comment
  SD85152  Galium catalinense subsp. catalinense E. R. Blakley 1962-10-4 5397 Los Angeles canyon bottom, Ironwood Gully, south of Catalina Harbor at Isthmus 167 Comment
  RSA762164  Galium grande Orlando Mistretta, Christine Mistretta 2008-5-20 3170 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
  UC1584892  Galium johnstonii Tim Ross and Steve Boyd 1991-7-24 5633 Los Angeles nne slope Pacifico Mountain USGS 7.5' quadrangle, Granite Mountain 1901 Comment
  LA94778  Galium nuttallii subsp. nuttallii Norman A. Cole; May 1964 325 .1 Los Angeles SANTA MONICA MOUNTAINS, 1.3 mi from Pacific Coast Hwy along Rambla Pacifico. 60 Comment
  CATA2055  Galium parisiense Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-7-17 769 Los Angeles Santa Catalina Island: Silver Canyon, at lowermost fork 12 Comment
  RSA0045218  Galium porrigens R. G. Swinney 2010-6-21 13267 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 561 Comment
  UC1375422  Galium porrigens Arthur C. Gibson and Linda C. Gibson 1972-3-4 2781 Los Angeles Dume Road near Point Dume Comment
  RSA424701  Galvezia speciosa Anstruther Davidson 1930-1 s.n. Los Angeles Santa Catalina Island. Comment
  RSA161125  Gamochaeta pensylvanica Peter H. Raven 1961-10-29 16869 Los Angeles Weed in the Botanic Garden, near the front gate, Calremont. 259 Comment
  CAS-BOT-BC158003  Garrya veatchii Fordyce Grinnell 1903-12-22 16 Los Angeles Switzer's Trail, Sierra Madra [Madre] Mts. near Pasadena Comment
  RSA641257  Garrya veatchii Robert F. Thorne, A. Takhtajan 1967-11-3 41873 Los Angeles San Gabriel Mountains: San Antonio Canyon. Comment
  UC1109363  Gastridium ventricosum Peter H. Raven 1962-7-10 17969 Los Angeles upper reaches Cave Canyon San Clemente Island (the large canyon draining sw from Thirst); , upper reaches Cave Canyon Comment
  UC818195  Gastridium ventricosum L. W. Nuttall 297 Los Angeles Santa Catalina Island Comment
  UCD170708  Gayophytum oligospermum A. C. Sanders; D. Malueg 1998-6-24 22086 Los Angeles San Gabriel Mtns., 2 miles east of Mt. Gleason at Little Gleason Forestry Plantation, on So. Cal. Edison Mesa-Vincent transmission line at tower 7-2. 1707 Comment
  CATA2063  Genista linifolia Steven A. Junak, Keri Kirkland 1998-7-17 785 Los Angeles Santa Catalina Island: Lower portion of Silver Canyon, just downstream from lowest fork, ca. 0.3 miles inland from beach 24 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
  SD69643  Genista linifolia Robert F. Thorne 1966-4-28 36240 Los Angeles Santa Catalina Island; Wrigley Drive near Avalon 91 Comment
  SFV1808  Genista monspessulana C. Gasser 1956-3-9 s. n. Los Angeles Santa Monica Mountains Highway 101 by Malibu Canyon Road cutoff. 240 Comment
  RSA250663  Geranium carolinianum Robert F. Thorne 1971-3-31 41454 Los Angeles Johnson s Pastures, N of Mountain Ave., Claremont. 549 Comment
  RSA681156  Geranium rotundifolium LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber. 2003-6-17 1065 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 550 Comment
  RSA747405  Gilia R. G. Swinney 2008-6-4 8936 Los Angeles San Gabriel Mtns: Devils Punchbowl Co. Park, 0.2 mile north of park headquarters/nature center. 1430 Comment
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Dec 7 2018
  UCR281971  Gilia R. G. Swinney 2014-4-17 16094 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, 1.2 miles east of Cheseboro Rd., 100-400 m south of California Aqueduct 968 Comment
  UCD117633  Gilia achilleifolia subsp. multicaulis Geoffrey Levin 1974-4-27 55 Los Angeles Evey Canyon, a side canyon of San Antonio Canyon. San Gabriel Mountains. 731 Comment
  RSA191136  Gilia angelensis R. F. Thorne, M. Z. Thorne 1967-6-25 237112 Los Angeles Evey Canyon 716 Comment
  RSA612108  Gilia angelensis Steve Boyd, Valerie Soza 1998-4-28 10159 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, top of ridge on south side of the canyon. 634 Comment
  SBBG95434  Gilia angelensis M. B. Dunkle 1928-3-17 1743 Los Angeles Horse Flats, Johnson's Comment
  RSA587475  Gilia brecciarum subsp. brecciarum Orlando Mistretta, S. D. Boyd, Darin Banks 1994-4-29 1124 Los Angeles San Gabriel Mountains, Santiago Canyon, slopes W of main drainage below Mt. Emma. 1341 Comment
  RSA601500  Gilia brecciarum subsp. brecciarum L. C. Wheeler 1933-2-21 1470 Los Angeles Little Rock Creek, San Gabriel Mts. 1067 Comment
  RSA643161  Gilia brecciarum subsp. brecciarum Orlando Mistretta, S. D. Boyd 1995-3-28 1731 Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Bare Mt. Canyon. 1356 Comment
  RSA470225  Gilia capitata subsp. abrotanifolia N. C. Cooper 1949-4-19 3619 Los Angeles Newhall. 457 Comment
  UCR272974  Gilia capitata subsp. abrotanifolia R. G. Swinney 2011-4-26 14501 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
  RSA611840  Gilia latiflora subsp. davyi Steve Boyd, Valerie Soza 1998-4-28 10172 Los Angeles Liebre Mountains region: Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Highway 138, west of Fairmont. Comment
  RSA621050  Gilia latiflora subsp. davyi J. Mark Porter 1998-4-27 11841 Los Angeles Libre Mountain: W. end of mountain along road to summit. 162 Comment
  UCR102539  Gilia latiflora subsp. davyi George K. Helmkamp 1997-3-6 1346 Los Angeles Western Mojave Desert, west of Lancaster at 125th St. & Calif. Hwy 138 762 Comment
  SBBG5868  Gilia latiflora subsp. latiflora H. and M. Dearing 1949-4-27 6761 Los Angeles W Mojave Desert [near Lancaster?] Comment
  UC908839  Gilia latiflora subsp. latiflora Herbert L. Mason 1926-4-26 3004 Los Angeles Little Rock Creek Mohave Desert, Little Rock Creek Comment
  POM158307  Gilia nevinii M. B. Dunkle 1928-4-29 1901 Los Angeles Little Harbor, Santa Catalina Island. 9 Comment
  SBBG98552  Gilia nevinii T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5324 Los Angeles terrace flats between Box and Horse Cyns 484 Comment
  SD51860  Gilia nevinii Peter H. Raven 1962-4-10 17192 Los Angeles San Clemente Island. Rocky slopes south of Wilson Cove. 91 Comment
  UCR193162  Gilia ochroleuca subsp. bizonata R. G. Swinney 1998-7-14 6437 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.2-0.3 mi. west of Camp Lupine trail 2247 Comment
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May 3 2012
  UC212502  Gilia ochroleuca subsp. vivida I. M. Johnston 1917-6-20 1265 Los Angeles Baldy Lookout of U.S.F.S. , Baldy Lookout (San Antonio Mountains) 2133 Comment
  RSA0017200  Gilia ochroleuca subsp. vivida Verne Grant, Alva Grant 1951-6-15 16055 Los Angeles Big Pines to Inspiration Point. 2134 Comment
  RSA436244  Githopsis diffusa subsp. diffusa Anstruther Davidson 1892-6-12 s.n. Los Angeles Wilson's Trail. Comment
  SD125840  Glebionis coronaria Clifton F. Smith 1958-3-30 5692 Los Angeles Manhattan Beach. Comment
  SEINET10857920  Glycine max Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2645 Los Angeles City of Pasadena. Lake Produce Center, 752 N. Lake. Comment
  RSA004489  Gnaphalium beneolens Fay A. MacFadden 1929-10-3 1648 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  RSA631381  Gnaphalium californicum Valerie L. Soza, Kent Hughes 1999-6-4 469 Los Angeles Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 365 Comment
  UCR273179  Gnaphalium californicum R. G. Swinney 2011-5-6 14615 Los Angeles San Gabriel Mountains, north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 854 Comment
  RSA534064  Gnaphalium californicum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5247 Los Angeles San Clemente Island: Westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest (1336') marker, 1800ft SE of Malo Knoll (1396). 389 Comment
  RSA547830  Gnaphalium californicum Timothy S. Ross, Peter Fritsch 1990-6-20 3639 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  RSA654327  Gnaphalium californicum Benjamen Rangel 1992-4-26 777 -29 Los Angeles At the back of Alamitos Hall on the east side; close to the east back door. [Cal Poly Pomona?] Comment
  RSA657362  Gnaphalium californicum Joseph M. Keefe 1978-5-23 23210 Los Angeles Verdugo Mountains: Near path, 30 meters east of Cafeteria, Glendale College, 1500 North Verdugo Road, Glendale College, Glendale, San Rafael Mountains. 265 Comment
  UCR214664  Gnaphalium canescens A. C. Sanders, Dan S. Cooper 2010-4-30 38135 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  POM197904  Gnaphalium microcephalum Joseph A. Ewan 1932-2-3 7019 Los Angeles Hillside near mouth of Laurel Canyon, Santa Monica Mts. Comment
  UCR270916  Gnaphalium microcephalum R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14328 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  RSA230673  Gnaphalium palustre R. F. Thorne, M. Z. Thorne 1969-7-9 38511 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station. 2134 Comment
  RSA775352  Gnaphalium palustre Orlando Mistretta, Christine Mistretta 2010-6-4 5260 Los Angeles Monte Cristo Canyon (tributary of Mill Creek Canyon), 3.0 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  RSA0091317  Gnaphalium stramineum R. G. Swinney 2011-5-26 14878 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
  RSA612150  Goodmania luteola Steve Boyd, Kent Hughes 1998-5-5 10181 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
  UCR160802  Grayia spinosa David Charlton 1989-4-7 2843 Los Angeles San Gabriel Mtns. (NW), Soledad Pass, Kentucky Springs development, 1 mile south of Hwy 14 on Angeles Forest Hwy (N-3), c. 5 mi. (airline) south of Palmdale 1037 Comment
  UCR229505  Grindelia Dan S. Cooper 2010-9-24 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Primera Dr., vicinity of Griffith Park, Los Angeles 258 Comment
  CAS-BOT-BC305265  Grindelia hirsutula Le Roy Abrams 1898-7-1 s.n. Los Angeles Inglewood Comment
  UCR239606  Gutierrezia californica Dan S. Cooper 2012-3-19 312- 39 Los Angeles South Coast, Palos Verdes Peninsula, Three Sisters Reserve, north of Barkentine Rd. and of Palos Verdes Dr. South, near Sunshine Trail 117 Comment
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Apr 27 2016
  PASA1739  Gutierrezia divergens Elizabeth Sarge Los Angeles Sierra Madre Comment
  SBBG62663  Gutierrezia microcephala R. Hoffmann 1927-9-21 Los Angeles Forest Inn, Ridge Route (US Hwy 99) Comment
  SBBG113131  Harpagonella palmeri S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 379 Los Angeles top of coastal bluffs above W end of beach at Little Harbor 51 Comment
  SBBG49360  Harpagonella palmeri S. A. Junak with M. L. Hoefs, J. Takara 1998-3-22 SCa 514 Los Angeles coastal slope NE of Little Harbor Cmpgrd 30 Comment
  SEINET3153289  Harpagonella palmeri G. B. Grant, W. Wheeler 1904-4-21 540 Los Angeles Collected on Santa Catalina Island, Pacific Ocean, off Southern California. Comment
  UCR89462  Harpagonella palmeri T. S. Ross 1993-4-21 6843 Los Angeles Channel Islands, Santa Catalina Island, SW part of the island along major E-W ridge between 'Carlos' (972 ft) and Cactus Peak (1560 ft); 500-1200 ft NNE to NE of 'Quartz' (1252 ft) 398 Comment
  SEINET10805303  Hedera David B. Dunn 1971-8-11 Dunn 18338 Los Angeles Cultivated plants at 4991 Pasadena Ave. Terr. in Highland Park, CA. Comment
  UCR190081  Helenium bigelovii R. G. Swinney 1998-8-5 6635 Los Angeles San Gabriel Mtns., Bear Gulch, 0.3 miles north of confluence with Prairie Fork, SW of Wrightwood 1524 Comment
  CAS-BOT-BC211546  Helianthemum scoparium Huron H. Smith 1912-5-3 4942 Los Angeles Azusa 243 Comment
  RSA0088255  Helianthemum scoparium R. G. Swinney 2010-5-25 12964 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  SD262190  Helianthus annuus R. G. Swinney 2014-5-27 16656 Los Angeles San Gabriel Mountains: Glendora, ridge between east and north forksof Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. Debris basin. 445 Comment
  UCR78125  Helianthus gracilentus Wandalee Thompson 1964-4-11 6 Los Angeles San Gabriel Mtns., Liebre Mountains, Angeles National Forest, San Francisquito Canyon Road at Road Camp No. 7, San Francisquito Canyon. 640 Comment
  UCR14425  Heliotropium amplexicaule O. F. Clarke 1974-8-26 s.n. Los Angeles San Gabriel Valley, SE corner of Mission Blvd. and East End Ave. in Pomona 268 Comment
  SD39697  Heliotropium curassavicum Edith A. Purer 1931-9-15 2332 Los Angeles El Segundo Comment
  UC306395  Helminthotheca echioides I. Johnston 1917-6-10 1321 Los Angeles near Mesmer; Southern California Comment
  CAS-BOT-BC310108  Hemizonella minima A. J. McClatchie 1896-5-1 s.n. Los Angeles Wilson's Peak, near Pasadena Comment
  RSA14721  Hemizonia australis C. B. Wolf 1934-8-16 6051 Los Angeles Bryant Ranch east of Long Beach. 4 Comment
  RSA526534  Hemizonia clementina Steve Boyd, Timothy S. Ross, Arnseth 1990-4-7 4272 Los Angeles San Clemente Island: lower half of China Cyn, S end of island, W side. Comment
  POM360256  Hemizonia fasciculata F. R. Fosberg 1931-5-7 4839 Los Angeles Cottonwood Canyon, Santa Catalina Island 160 Comment
  RSA187698  Hemizonia fasciculata R. F. Thorne 1966-9-14 36660 Los Angeles Santa Catalina Island; Little Harbor 5 Comment
  RSA674557  Hemizonia fasciculata Scott D. White 2000-6-24 8092 Los Angeles Puente Hills: City of Rowland Heights, Rancho Rincon de la Brea near Bill Blevins Park. 213 Comment
  UCR126788  Hemizonia fasciculata Mark A. Elvin 2003-6-12 2944 Los Angeles Santa Clarita Valley, Newhall Ranch, south of Magic Mountain Amusement Park, west of The Old Road 366 Comment
  UCR143397  Hemizonia fasciculata F. R. Fosberg 1931-5-21 S- 4930 Los Angeles Channel Islands, Santa Catalina Island, Parson's Landing 20 Comment
  RSA455893  Hemizonia fasciculata M. Bisbee 1917-5-29 s.n. Los Angeles Hills north side Eagle Rock Valley Comment
  RSA601558  Hemizonia fasciculata L. C. Wheeler 1967-6-15 9825 Los Angeles San Gabriel Mountains: Fremont Pass. Land Grant 579 Comment
  RSA445905  Hesperocnide tenella Louis C. Wheeler 1932-5-8 693 Los Angeles Puddingstone Dam; San Jose Hills 305 Comment
  SD253561  Hesperocnide tenella R. G. Swinney 2011-5-3 14567 Los Angeles San Gabriel Moutains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Road., Ecology Trail east of the Nature Cente (Mint Canyon 7.5'Q) 487 Comment
  CAS-BOT-BC135948  Hesperoyucca whipplei I. W. Clokey 1935-7-1 6994 Los Angeles Hillside, Pasadena Glen 400 Comment
  UCD169114  Hesperoyucca whipplei R. G. Swinney 2009-6-17 11192 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  SBBG13790  Heteromeles arbutifolia M. A. Piehl 1962-10-3 62533 Los Angeles 0.75 mi E of Middle Ranch, main rd in Middle Ranch Cyn Comment
  UCR218004  Heteromeles arbutifolia A. C. Sanders, Dan S. Cooper 2010-8-5 38567 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  CAS-BOT-BC318878  Heterotheca grandiflora Peter H. Raven 1957-9-21 11324 Los Angeles Northwest end of U.C.L.A. campus, Los Angeles Comment
  UCR174905  Heterotheca grandiflora Anuja Parikh, Nathan Gale 2004-4-19 2001 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch (study area 51), VCC, near Castaic Creek 330 Comment
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Apr 28 2009
  OBI36527  Heterotheca grandiflora Mark Schneider 1973-1 s.n. Los Angeles 7-HIlls Ranch Comment
  SFV18444  Heterotheca grandiflora S. Haennelt 1976-3-18 Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Parking lot. Comment
  SFV5273  Heterotheca grandiflora W. A. Kelley Jun 1967 s. n. Los Angeles Santa Monica Mountains Studio City. Along Fire Road #9. Comment
  CAS-BOT-BC310853  Heterotheca sessiliflora subsp. fastigiata Geo. B. Grant 1906-9-14 7182 Los Angeles Pasadena Comment
  RSA0021020  Heuchera caespitosa Duncan S. Bell, Caitlin Elam 2013-7-11 5367 Los Angeles Sheep Mountain Wilderness; eastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1993 Comment
  UCR271966  Heuchera elegans R. G. Swinney 2011-6-20 15213 Los Angeles San Gabriel Mountains, southeast margin of Crystal Lake, 10-30 meters from water line 1692 Comment
  LA212245  Hibiscus rosa-sinensis Jack Pepper; 1950-12-2 s.n. Los Angeles Silver Lake District. 304 Comment
  RSA656471  Hirschfeldia incana Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 695 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. 579 Comment
  UC917872  Hirschfeldia incana Frank W. Gould 1943-10-23 2165 Los Angeles Compton, western city limits Comment
  RSA482883  Hirschfeldia incana T. S. Clare, Johnstone 1929-10-20 s.n. Los Angeles Eaton Canyon, San Gabriel Mts. Comment
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Sep 25 2007
  RSA482891  Hirschfeldia incana D. S. Krause 1939-07 s.n. Los Angeles Roadside ditch, Foothill Blvd, east of Pasadena Comment
  UC481487  Holodiscus discolor Louis C. Wheeler 1931-6-15 Los Angeles San Antonio Mountains, Live Oak Canyon Live Oak Canyon; San Antonio Mountains, Live Oak Canyon 426 Comment
  CAS-BOT-BC149957  Holodiscus discolor var. discolor Joseph Andorfer Ewan 1933-7-4 7876 Los Angeles Spanish Canyon above Monrovia, San Gabriel Mts. 609 Comment
  RSA640507  Holodiscus microphyllus Louis C. Wheeler 1970-7-26 s.n. Los Angeles San Gabriel Mountains: Middle (Mt. ?) Hawkins. 2470 Comment
  UCR214622  Hordeum marinum A. C. Sanders, Dan S. Cooper 2010-3-12 37363 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA158304  Hordeum marinum subsp. gussoneanum P. H. Raven 1962-7-10 17970 Los Angeles Upper reaches of Cave Canyon, the large canyon draining southwest from Thirst, San Clemente Island Comment
  UCR168519  Hordeum murinum Carl Epling 1931-4-25 s.n. Los Angeles Western Transverse Range, Los Alisos Canyon, Santa Monica Mtns. 305 Comment
  UCR92052  Hordeum murinum Scott D. White 1996-4-21 3937 Los Angeles Geneva Ave., north of San Jose, south of Arrow Hwy, west of Indian Hill Blvd., east of Towne Ave. 323 Comment
  CDA2204  Hordeum murinum subsp. glaucum L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains; near the mouth, east side little Tujunga. Near BM. 1227. Comment
  RSA187994  Hordeum murinum subsp. glaucum R. F. Thorne, P. Everett 1965-6-24 35031 Los Angeles Santa Catalina Island. Upper end of Escondido Canyon, W slope of Orizaba Mountain. 274 Comment
  RSA669630  Hordeum murinum subsp. glaucum LeRoy Gross 2002-4-13 526 Los Angeles At intersection of Stough Canyon Mountainway and Verdugo Mountainway, along main crest. 579 Comment
  HSC79923  Hordeum murinum subsp. leporinum James Henrickson 1973-6-15 10687 Los Angeles City of Long Beach, S of State University 30 Comment
  POM352469  Hordeum murinum subsp. leporinum A. H. Musick 1936-3-27 s.n. Los Angeles Los Angeles Comment
  RSA225093  Hordeum vulgare R. F. Thorne 1971-5-22 39761 Los Angeles Angeles National Forest: Fish Canyon, somewhat below Falls; 365 Comment
  LA202284  Hordeum vulgare var. trifurcatum Arthur C. Gibson; 2005-5-21 5031 Los Angeles Comment
  CAS-BOT-BC532290  Horkelia cuneata var. puberula Le Roy Abrams 1901-7-1 14231910 Los Angeles Claremont Comment
  CAS-BOT-BC311945  Hulsea heterochroma Geo. B. Grant 1902-6-10 s.n. Los Angeles Martin's Camp Comment
  RSA585767  Hulsea vestita subsp. gabrielensis Orlando Mistretta 1995-7-11 1889 Los Angeles San Gabriel Mountains. Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  UCD86578  Hyparrhenia hirta T. C. Fuller 1969-7-17 18682 Los Angeles Westwood. NW corner of Sunset Blvd. and Groverton St. Comment
  UCD133359  Hypochaeris glabra Daryl Koutnik 1978-5-10 476 Los Angeles end of Corral Canyon Road, Santa Monica Mountains. 731 Comment
  UCR205712  Ipomoea cairica A. C. Sanders, T. B. Salvato 2009-5-21 36888 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
  CATA2007  Isocoma menziesii Steven A. Junak, Keri Kirkland 1997-11-15 Los Angeles Santa Catalina Island: 1 mile NW of Cactus Peak, at E end of conspicuous limestone ridge 387 Comment
  SD107890  Isocoma menziesii var. menziesii Robert F. Thorne, D. Propst and M. Haefs 1974-9-12 45112 Los Angeles Santa Catalina Island, near Buffalo Springs Reservoir 424 Comment
  UCSB9932  Isocoma menziesii var. sedoides Wedberg, H. 1958-7-19 Los Angeles Point Dume Comment
  RSA763355  Isocoma menziesii var. vernonioides Doris Bowers 1970-6-7 784 Los Angeles Palos Verdes Pennisula 305 Comment
  IRVC29018  Iva axillaris A. C. Sanders, Mark Elvin 2002-6-25 25296 Los Angeles Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction NE end of Santa Susana Mtns. 305 Comment
  CDA1010  Juglans californica D. G. Kelch 1991-3-17 1321 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  RSA614987  Juglans regia Louis C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains: North Fork Lytle Creek; ca. 1/4 mile upstream form Alpine Canyon (USFS D2). Bluebird Ranch. 518 Comment
  UC1584730  Juglans regia Tim Ross and Annette Ross 1991-6-3 5542 Los Angeles rocky outcrop on steep southerly slope west Pomona, Elephant Hill 286 Comment
  UCR185574  Juncus balticus A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33519 Los Angeles Western End of Antelope Valley and Mojave Desert, hills south of Hwy 138 at 290th St. West, SW of VABM Zana 915 Comment
  CATA813  Juncus bufonius var. bufonius Mark L. Hoefs 1991-6-17 1388 Los Angeles Santa Catalina Island: Near middle of Bulrush Canyon 368 Comment
  RSA509703  Juncus effusus subsp. austrocalifornicus L. C. Wheeler 1967-8-2 10293 Los Angeles San Gabriel Mts., Angeles Nat'l Forest: Sheep camp Spring, W slope Mt. Pacifico., NOTE: No lilies were observed at Sheep Camp Spring on 1 July 1994. The species appears to have been extirpated loc 1950 Comment
  RSA716471  Juncus macrandrus Scott D. White, Andrea Warniment 2006-7-7 11614 Los Angeles Gorman area, Gorman creek NE of the I-5 Freeway. SE Tehachapi Mts. 1037 Comment
  RSA532826  Juncus macrophyllus Timothy S. Ross 1991-8-14 5786 Los Angeles 0.48 mi E of Roundtop Truck Rd. 1917 Comment
  RSA760688  Juncus macrophyllus R. G. Swinney 2008-9-10 9418 Los Angeles South Fork Big Rock Creek 1463 Comment
  UCR223580  Juncus macrophyllus R. G. Swinney 2009-6-8 11070 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
  UCR248936  Juncus rugulosus Peter Rubtzoff 1988-10-7 9959 Los Angeles San Gabriel Mountains, Gold Creek Road near junction with Little Tujunga Road, Little Tujunga Canyon, c. 2 miles NE of entrance to Angeles National Forest, or c. 4 miles NE of junction of Osborne St. and Foothill Blvd. 479 Comment
  POM1594  Juncus torreyi I. M. Johnston 1918-8-20 2123 Los Angeles Near Colton. 274 Comment
  JEPS67078  Juncus xiphioides Frank W. Peirson 1919-6-15 488 Los Angeles Rock Creek San Gabriel Mountains Comment
  UC1595420  Juncus xiphioides Tim Ross 1992-7-10 6666 Los Angeles between Coldwater Canyon and Wickiup Canyon (San Gabriel Mts., Big Tujunga Creek); San Gabriel Mts., Big Tujunga Creek 967 Comment
  UCR212793  Juncus xiphioides Ellen Mackey, Blake Whittington 2006-10-11 NFWF- 1789 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, [San Dimas Canyon, north of San Dimas Reservoir]. First road intersection beyond the ranger station, edge of San Dimas Creek along trail next to the gate 454 Comment
  CAS-BOT-BC81009  Juniperus californica Louis C. Wheeler 1931-11-20 363 Los Angeles San Gabriel Wash 152 Comment
  SBBG56434  Juniperus californica R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  SEINET8981460 Image available Juniperus chinensis Arboretum Staff 68 P929 Los Angeles Los Angeles, Los Angeles State and County Arboretum Comment
  RSA585375  Juniperus osteosperma T. S. Ross 1991-4-27 4655 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line 1183 Comment
  RSA659875  Keckiella breviflora Orlando Mistretta 1992-8-20 778 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. 1698 Comment
  CAS-BOT-BC235635  Keckiella breviflora var. breviflora Le Roy Abrams; E. A. McGregor 1908-6-20 409 Los Angeles Liebre Mountains. Between Oakgrove Canyon & Elizabeth Lake Comment
  RSA230272  Koeleria macrantha R. F. Thorne 1969-7-2 38302 Los Angeles San Gabriel Mountains, Angeles National Forest: Angeles Crest Highway, 3.2 miles WSW of Cloudburst Summit 1982 Comment
  OBI6969  Krascheninnikovia lanata Shirley Vaughan 1974-5-11 32 Los Angeles 10th st. E and Kettering St., Lancaster 718 Comment
  RSA0119945  Krascheninnikovia lanata R. G. Swinney 2014-4-23 16181 Los Angeles San Gabriel Mountains: east of Valyermo, Holcomb Ridge, 0.18-032 miles north of Bob's Gap Rd. 1.04 air-miles west of Bob's Gap. 1268 Comment
  RSA249808  Krascheninnikovia lanata R. F. Thorne, Gary D. Wallace 1973-4-25 43397 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
  RSA0105016  Lactuca serriola R. G. Swinney 2011-10-27 15916 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
  SBBG109008  Lactuca serriola S. A. Junak 1996-10-2 SCl 700 Los Angeles lower portion of Horse Cyn, ca. 2.78 mi SSW of Thirst 91 Comment
  CATA656  Lamarckia aurea Mark L. Hoefs 1991-4-18 1145 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Fourth of July Cove 79 Comment
  UC589645  Lamarckia aurea Nell Murbarger April 1936 58 Los Angeles w side San Clemente Island San Clemente Island Comment
  UCD107199  Larrea tridentata Jill Fariss 1997-3-12 28 Los Angeles Palmdale, at 47th Street and Pearblossom Hwy. Comment
  CAS-BOT-BC338124  Lasthenia californica Alice Eastwood 1913-5-11 3127 Los Angeles San Fernando Wash Comment
  CAS-BOT-BC338137  Lasthenia californica E. R. Blakley 1963-12-7 6333 Los Angeles 200 ft. n of Lighthouse, N of Pyramid Head. San Clemente Island 53 Comment
  RSA92924  Lasthenia californica F. W. Peirson 1923-4-9 3425 Los Angeles San Clemente Island: Wilson's Cove Comment
  POM361554  Lasthenia coronaria L. C. Wheeler 1934-3-27 2511 Los Angeles Claremont 373 Comment
  UC1118962  Lasthenia gracilis A. D. Gifford 1935-3-6 446 Los Angeles 2.5 mi sw of Red Mtn; Tejon Quadrangle Comment
  UCR194143  Lasthenia microglossa A. C. Sanders 2008-4-25 35100 Los Angeles Transverse Range; Western San Gabriel Mtns., SLOPES WEST OF OLD LA LIEBRE RANCH, SOUTH OF HWY 138 1018 Comment
  RSA603545  Lathyrus vestitus subsp. alefeldii Mark Hoefs, Robert F. Thorne 1996-4-6 2640 Los Angeles Santa Catalina Island. Renton Mine Road. 244 Comment
  RSA405669  Lathyrus vestitus subsp. laetiflorus Richard C. Barkelew 1929-4-7 15826 Los Angeles Cahuenga Pass Comment
  RSA248862  Lathyrus vestitus subsp. laetiflorus R. F. Thorne 1973-4-11 42850 Los Angeles San Clemente Island, middle portion of Norton Canyon. 274 Comment
  RSA651398  Lathyrus vestitus subsp. laetiflorus G. F. Orr 1956-3-10 s.n. Los Angeles Topanga Canyon. 487 Comment
  POM199769  Lathyrus vestitus subsp. laevicarpus I. W. Clokey, B. C. Templeton 1929-03 4463 Los Angeles Mandeville Canyon, Santa Monica Mountains. 300 Comment
  OBI69278  Lathyrus vestitus var. vestitus John Knapp, Denise Knapp 2003-4-13 3 Los Angeles Catalina Island, 3688953.820N x 377327.333E 37 Comment
  RSA0064057  Lathyrus vestitus var. vestitus R. G. Swinney 2010-4-20 12305 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA0119587  Lathyrus vestitus var. vestitus Lyman Benson 1945-4-13 11664 Los Angeles Little Dalton Canyon, Glendora. Mt. Range: San Gabriel. Drainage Area: Pacific Slope. 366 Comment
  UC50352  Lathyrus vestitus var. vestitus H. M. Hall 1903-4-1 3742 Los Angeles near Pasadena; Arroyo Seco Comment
  RSA213350  Lavatera assurgentiflora subsp. assurgentiflora Reid V. Moran 1941-2-26 625 Los Angeles Santa Catalina Island. Indian Rock, Wilson s Harbor. 5 Comment
  RSA434057  Lavatera assurgentiflora subsp. assurgentiflora E. S. Spalding 1923-7-11 s.n. Los Angeles Hermosa Beach. Comment
  SBBG31485  Lavatera assurgentiflora subsp. glabra R. F. Thorne 1966-4-4 35794 Los Angeles Bird Rock, N of Isthmus Cove 7 Comment
  SFV4006  Layia glandulosa K. A. Wilson 1961-4-29 1176 Los Angeles San Gabriel Mountains Devil's Punchbowl camp site. Two miles south of Valyermo._x000B_Sandy rocky wash. 1220 Comment
  UCR270052  Layia glandulosa R. G. Swinney 2011-4-20 14429 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  PASA2315  Layia platyglossa Sally Ellis 1939-5-5 Los Angeles Baseline and Cajon pass Comment
  SBBG53162  Layia platyglossa S. A. Junak 1978-4-15 SCa 3 Los Angeles upper Cherry Valley Comment
  UCD134001  Layia platyglossa Geoffrey Levin 1974-4-26 30 Los Angeles Wash (Blanchard Park), Alluvial Fan of Mt. San Antonio, San Gabriel Mountains; Pomona College, Claremont. Draninage Area: Santa Ana River, Pacific slope. 335 Comment
  RSA533940  Layia platyglossa subsp. campestris Timothy S. Ross, Mike Hammitt, Orlando Mistretta 1991-5-18 5222 Los Angeles San Clemente Island: SE end of island in the vicinity of Knob, 5100 ft NW of Guds. 297 Comment
  POM361681  Layia platyglossa subsp. campestris Fordyce Grinnell Jr 1910-05 s.n. Los Angeles La Crescenta Comment
  RSA344532  Layia platyglossa subsp. campestris F. C. Boutin 1967-4-23 1670 Los Angeles San Clemente Island: E side of island, Lemon Tank, a dump site 305 Comment
  RSA608635  Layia platyglossa subsp. platyglossa L. C. Wheeler 1931-3-20 s.n. Los Angeles San Dimas: Puddingstone. Comment
  UC2026499  Lemna cyclostasa Louis C. Wheeler 1932-8-28 1301 Los Angeles Puddingstone Dam, San Jose Hills Comment
  CAS-BOT-BC339131  Leontodon saxatilis subsp. saxatilis R. Armacost 1964-5-7 s.n. Los Angeles Next to Vista del Mar, about 100 feet south of Ballona Creek, Westchester Comment
  RSA788642  Lepechinia fragrans D. E. Bramlet, Sandy Leatherman 2011-6-13 4870 Los Angeles Big Tujunga Canyon. 15m W of Big Tujunga Canyon & 80m S of the access road to Big Tujunga Dam. 675 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
  SBBG37650  Lepidium lasiocarpum var. lasiocarpum M. A. Piehl 1962-6-9 62359 Los Angeles China Pt 15 Comment
  SBBG12228  Lepidium nitidum P. H. Raven 1962-4-9 17134 Los Angeles near barracks, Wilson Cove 60 Comment
  SBBG128229  Lepidium nitidum M. L. Hoefs, S. A. Junak 2000-4-14 3073 Los Angeles hillside about halfway between Airport Rd and Goat Harbor 469 Comment
  UC10660  Lepidium nitidum W. H. Brewer Feb 1861 173 Los Angeles Los Angeles Comment
  CAS-BOT-BC12478  Lepidium nitidum Florence Youngberg 1937-4-1 s.n. Los Angeles Puddingstone, near San Dimas. Comment
  SBBG62335  Lepidium strictum S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-5 SCa 539 Los Angeles upper portion of rd to Toyon Bay, 0.2 mi from intersection with main rd 411 Comment
  IRVC26467  Lepidium virginicum A. C. Sanders, Mark Elvin, et al. 2003-3-5 25708 Los Angeles Newhall Ranch, "Grapevine Mesa" ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon NE end of Santa Susana Mtns. 335 Comment
  RSA0115278  Lepidospartum squamatum R. G. Swinney 2010-10-5 13992 Los Angeles San Gabriel Mountains. East end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  RSA657164  Lepidospartum squamatum Joseph M. Keefe 1978-5-11 22904 A Los Angeles Verdugo Mountains: Stough Canyon, Firebreak Road, 0.5 km north of DeBell Golf Course, foothills of Verdugo Mtns, Burbank. 457 Comment
  UCR273283  Lepidospartum squamatum R. G. Swinney 2011-10-18 15829 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
  UCR277093  Lepidospartum squamatum R. G. Swinney 2010-10-5 13992 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  UC84331  Leptodactylon californicum Miss Merritt Los Angeles Los Angeles Comment
  UCR178917  Leptodactylon californicum R. G. Swinney 1989-4-15 s.n. Los Angeles San Gabriel Mtns., Glendora Regional Wilderness Park, Big Dalton Canyon at 'Owl Flats 473 Comment
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Jul 30 2010
  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
  RSA593015  Leptosiphon androsaceus Steve Boyd 1996-4-25 8724 Los Angeles Liebre Mountains, western summit of Liebre Mountain, along Forest Service Road 7N23 ca 4 mile NE of jtn with 7N22, near the head of Cold Canyon. 1622 Comment
  RSA165703  Leptosiphon androsaceus Wesley O. Griesel, Brian C. Miller 1963-7-2 s.n. Los Angeles Liebre Campground, Liebre Mtn. Angeles National Forest. 1646 Comment
  UCSB33654  Leptosiphon breviculus Risk, Paul 1963-5-21 Los Angeles Charltan Flats; San Gabriel Mountains 1524 Comment
  RSA165710  Leptosiphon ciliatus Wesley O. Griesel, Brian C. Miller 1963-7-2 s.n. Los Angeles Sawmill Campground, Sawmill Mtn. Angeles National Forest. 1616 Comment
  LA30870  Lessingia filaginifolia var. filaginifolia Peter H. Raven; Jane Turner, Barbara Whitesel 1959-3-15 C 155 Los Angeles Santa Monica Mountains, Point Dume Comment
  UCR143402  Lessingia filaginifolia var. filaginifolia F. R. Fosberg 1931-7-15 S- 5418 Los Angeles Santa Catalina Island, Isthmus 5 Comment
  RSA225978  Lessingia glandulifera var. glandulifera R. F. Thorne, C. W. Tilforth 1971-6-29 40676 Los Angeles Soledad Canyon: N slope San Gabriel Mountains, ca 1.5 miles E of junction of Aliso Creek wash and Santa Clara River. Angeles National Forest. 884 Comment
  RSA585419  Lessingia glandulifera var. glandulifera T. S. Ross, Steve Boyd 1990-5-29 2682 Los Angeles SE edge of Valyermo: along NE side of Valyermo Rd., then S of the road. 1143 Comment
  RSA640927  Lessingia glandulifera var. glandulifera Louis C. Wheeler 1967-7-23 10186 Los Angeles San Gabriel Mts.: vicinity of Kentucky Springs. 1128 Comment
  RSA91295  Lessingia glandulifera var. glandulifera F. W. Peirson 1918-10-17 278 Los Angeles Pacoima Valley, west end of San Gabriel River 457 Comment
  SBBG118769  Lessingia glandulifera var. peirsonii L. Gross with P. Morton 2004-6-9 1333 Los Angeles W end of the main crest, S from Pacific Crest Trail along rd (7N23) past the 2nd PC Trail that exits off N of the rd, W of Bear Gulch Camp; T7N R17W S12,11,10and3 1688 Comment
  CAS-BOT-BC123032  Lessingia lemmonii var. peirsonii Frank Warrington Peirson 1923-6-9 3550 Los Angeles Liebre Mts., Kings Canyon 1173 Comment
  RSA776478  Lewisia rediviva Jane Tirrell 2011-6-23 LS- 23 Los Angeles Claude's Ridge, approximately 0.3 miles west of Lily spring. 2489 Comment
  POM365309  Leymus condensatus Robert Gustafson 1978-6-1 952 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
  RSA205604  Leymus condensatus Le Roy Abrams 1902-7-2 2638 Los Angeles Little Santa Anita Canyon, Sierra Madre [San Gabriel Mountains.] Comment
  RSA600745  Leymus condensatus L. C. Wheeler 1967-6-15 9826 Los Angeles San Gabriel Mountains: Fremont Pass. Land Grant 579 Comment
  UCD34116  Leymus condensatus Beecher Crampton 1976-9-21 9412 Los Angeles Los Angeles County, ca. 10 miles east of Saugus on state Hwy. 14, Agua Dulce Canyon area. Comment
  UCR132348  Lilium humboldtii 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
  UCR138492  Limonium otolepis L. C. Wheeler 1976-7-29 s.n. Los Angeles Dominguez Hills, Victoria Street and Wilmington Boulevard 46 Comment
  RSA527690  Limonium perezii Tim S. Ross, Annette H. Ross 1991-6-3 5512 Los Angeles West Pomona. 256 Comment
  RSA0081382  Limosella acaulis R. G. Swinney 2010-9-13 13803 Los Angeles Crystal Lake, within 100 m of shoreline. 1683 Comment
  RSA191645  Limosella acaulis Robert F. Thorne, M. Z. Thorne 1966-8-29 36606 Los Angeles San Gabriel Mountains, Angeles National forest; Big Pines Recreation Area, on road from Big Pines to Valyermo 1860 Comment
  UCR127010  Linanthus androsaceus A. C. Sanders, Mark A. Elvin 2003-6-18 26938 Los Angeles Santa Susana Mountains, along road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch 854 Comment
  UC908656  Linanthus aureus subsp. aureus Chas. M. Belshaw Mar 27 1935-Mar 30 1935 478 Los Angeles near Neenach (w Antelope Valley); Mohave Desert, Antelope Valley Comment
  RSA11020  Linanthus californicus C. B. Wolf 1928-4-1 1608 Los Angeles Santa Susanna Pass. 1/2 mi. from summit. Comment
  RSA468445  Linanthus californicus subsp. glandulosus D. S. Krause 1939-07 s.n. Los Angeles Roadside ditch, Foothill Blvd, east of Pasadena Comment
  RSA0116600  Linanthus concinnus Orlando Mistretta, Christine Mistretta 2010-6-1 5221 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mill Creek Canyon; along Southern California Edison transmission line corridor; approx. 1.0 air miles S of Mill Creek summit, near spur road to Falcon Mine. 1280 Comment
  RSA589253  Linanthus dichotomus subsp. dichotomus T. S. Ross 1991-4-28 4754 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  POM364686  Linanthus parryae Robert Gustafson, Gary D. Wallace 1982-4-26 2532 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  RSA587225  Linanthus parryae Orlando Mistretta 1995-4-25 1647 Los Angeles San Gabriel Mtns, Kitter Canyon. 1113 Comment
  RSA616159  Linaria canadensis Valerie L. Soza 1998-5-3 87 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. 412 Comment
  RSA400309  Linaria canadensis var. texana M. B. Dunkle 1938-3-20 5249 Los Angeles Rolling hills, Palos Verdes Hills, Los Angeles. Comment
  RSA533972  Linaria canadensis var. texana Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5181 Los Angeles San Clemente Island: 950 ft WNW of Stone at the begining of the Stone Canyon drainage. 442 Comment
  SBBG95419  Lithophragma affine M. B. Dunkle 1929-4-13 2124 Los Angeles Bannings Cyn Comment
  UCR17163  Lithophragma affine P. H. Raven, H. J. Thompson 1960-4-24 15124 Los Angeles Western Transverse Range; Santa Monica Mtns., 2 mi east of Decker Road on Mulholland Hwy 610 Comment
  RSA646982  Lithophragma affine subsp. mixtum LeRoy Gross 2000-4-22 168 Los Angeles Verdugo Mountains: South on La Crescenta to Shirleyjean turn right to Camp Max Straus. City of Verdugo City. 518 Comment
  SBBG109138  Lithophragma maximum S. A. Junak 1997-10-29 SCl 992 Los Angeles upper part of second cyn S of Camera Pad "Malo" 320 Comment
  SBBG133194  Lithophragma maximum E. Howe & J. Shute 2011-3-5 SERG 11 -51 Los Angeles N side of Grove Cyn Comment
  CHSC26210  Lithophragma tripartitum Wesley O. Griesal 1962-5-28 Los Angeles Big Pines, San Gabriel Mtns. 1828 Comment
  RSA730704  Lobelia dunnii var. serrata R. G. Swinney 1997-5-31 5534 Los Angeles near Mt. Baldy School, south of Mt. Baldy village, c. 75 m east of San Antonio Canyon. Spring dense marshy meadow. 1280 Comment
  UCR104774  Loeflingia squarrosa David Charlton 1991-5-18 5182 Los Angeles Western Mojave Desert, Edwards Air Force Base, Piute Ponds, old homestead road just east of ponds, south of Rosamond Dry Lake 701 Comment
  UCR189264  Loeseliastrum matthewsii R. G. Swinney 1998-5-16 6066 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  SBBG112955  Logfia arizonica S. A. Junak 1998-6-13 SCa 736 Los Angeles Little Harbor, above W end of beach 27 Comment
  UC557667  Logfia arizonica Nell Murbarger 1936-4-1 161 Los Angeles w coast San Clemente Island Comment
  CAS-BOT-BC342188  Logfia filaginoides Le Roy Abrams 1901-4-3 1300 Los Angeles Santa Monica Mts. 304 Comment
  SBBG31418  Logfia filaginoides R. F. Thorne 1966-4-5 15806 Los Angeles W slope of Black Jack Mtn 518 Comment
  UC405419  Logfia filaginoides Katharine Brandegee 1889-5-1 Los Angeles Santa Catalina Island Comment
  SBBG113109  Logfia gallica S. A. Junak with M. L. Hoefs, K. Kirkland 1998-5-2 SCa 619 Los Angeles upper portion of Avalon Cyn watershed, along Memorial Rd, ca. 0.7 mi rd mi above Wrigley Memorial 213 Comment
  POM356960  Lolium perenne subsp. multiflorum Anstruther Davidson 1917-06 3184 Los Angeles Cienega Comment
  RSA608911  Lomatium mohavense subsp. mohavense L. C. Wheeler 1968-5-12 s.n. Los Angeles Divide between Punchbowl Canyon and Watkins Creek at end of road and beginning of Burkhart Trail. 1585 Comment
  RSA630369  Lomatium nevadense var. parishii L. C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent 929 Comment
  RSA729778  Lomatium nevadense var. parishii R. G. Swinney 1998-7-6 6296 Los Angeles San Gabriel Mtns.: Grassy Hollow, east of Jackson Flats, on ridge c. 200 m north of entrance to Grassy Hollow Campground 2195 Comment
  UCR186901  Lomatium utriculatum A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32019 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
  CAS-BOT-BC240491  Lonicera hispidula Robert F. Thorne; D. Propst 1968-5-27 37624 Los Angeles Santa Catalina Island: in upper Skull Canyon 304 Comment
  SBBG132120  Lonicera hispidula S. A. Junak 1996-4-13 SCI 311 Los Angeles N fork of first cyn S of Bryce Cyn, upstream from fork in cyn, in cyn bottom 262 Comment
  LA205976  Lonicera hispidula var. vacillans R. Herley; 1932-4-26 sn Los Angeles Santa Catalina Island, Avalon Canyon Comment
  CHSC22036  Lonicera subspicata var. denudata Robert A. Schlising 1971-7-10 2995 Los Angeles 0.8 mi W of Red Box Jct to Mt. Wilson, along Angeles Crest Highway (Hwy 2). Comment
  RSA126719  Lonicera subspicata var. denudata P. H. Raven 1958-10-11 13758 Los Angeles Saddle Peak, Santa Monica Mountains. 823 Comment
  CAS-BOT-BC198568  Lotus C. B. Wolf 1931-6-25 2236 Los Angeles SW of Los Angeles Botanic Garden, along Beverley Blvd., Mandeville Canyon 60 Comment
  RSA248830  Lotus argophyllus subsp. ornithopus R. F. Thorne 1973-4-11 42875 Los Angeles San Clemente Island: dunes near Flasher, NW part of island. 3 Comment
  RSA724427  Lotus corniculatus K. Dobry 1991-5-18 622 Los Angeles At 415 Stunt Rd. Santa Monica Mts. Cold Creek Cyn Comment
  POM50233  Lotus dendroideus var. dendroideus L. W. Nuttall 1920-12-11 961 Los Angeles Big Wash Canyon, Santa Catalina Island. Comment
  RSA590600  Lotus grandiflorus var. grandiflorus T. S. Ross 1993-5-13 7136 Los Angeles forest service firebreak between Whitney Canyon and Los Pinetos spring along north-trending ridge 954 Comment
  POM155633  Lotus hamatus M. B. Dunkle 1928-4-10 1841 Los Angeles Above Parson's Landing, Santa Catalina Island. 274 Comment
  UCR125480  Lotus hamatus A. C. Sanders, Mark Elvin 2003-4-14 25954 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  JEPS55486  Lotus heermannii Frank W. Peirson 1919-7-1 510 Los Angeles Fish Canyon San Gabriel Mountains 457 Comment
  RSA594303  Lotus heermannii var. heermannii Steve Boyd, Lauren Raz 1996-10-14 9069 Los Angeles Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area. 1000 Comment
  RSA776784  Lotus heermannii var. heermannii Orlando Mistretta, Christine Mistretta 2010-6-15 5303 Los Angeles Transverse Ranges; San Gabriel Mountains region: Upper Big Tujunga Canyon; Lynx Gulch. Along Lynx Gulch Road, 0.68 road miles N of junction with Upper Big Tujunga Canyon Road. 1045 Comment
  RSA732937  Lotus nevadensis R. G. Swinney 1998-7-8 6344 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  UC1587666  Lotus nevadensis var. davidsonii Tim Ross 1991-8-14 5789 Los Angeles 0.5 mi e Lower Pacifico Campground Rd. (Pacifico Mtn Rd); San Gabriel Mountains, Pacifico Mtn. U.S.G.S. 7.5' Quad. 1926 Comment
  UCR159707  Lotus oblongifolius var. oblongifolius Orlando Mistretta, J. Mistretta 1992-9-22 818 Los Angeles Transverse Ranges, San Gabriel Mtns: Pacific Crest Trail, between Cloudburst Summit and Cooper Camp 2102 Comment
  UC1211035  Lotus salsuginosus Huron H. Smith 1912-5-31 5050 Los Angeles Pebble Beach Road Santa Catalina Island 7 Comment
  UCR213244  Lotus salsuginosus Dan S. Cooper 2010-4-9 20100409- 31 Los Angeles Western Transverse Range, eastern Santa Monica Mtns., slope north of Coolidge Canyon in Griffith Park 195 Comment
  RSA406804  Lotus salsuginosus var. salsuginosus F. R. Fosberg 1931-5-21 S- 4941 Los Angeles Parson's Landing, Santa Catalina Island. 5 Comment
  UC1594355  Lotus scoparius Tim Ross and Mathew Bell 1992-3-22 6052 Los Angeles ca 360 m nnw Yerba Buena Road intersection with Mulholland Highway (w side of Mulholland Highway); Santa Monica Mountains, Triunfo Pass U.S.G.S. 7.5' Quad. 487 Comment
  RSA406856  Lotus scoparius Gale Sphon 1955-4-12 s.n. Los Angeles Point Dume Comment
  RSA658473  Lotus scoparius Erinn Wilson 1996-4-26 2 Los Angeles G Canyon on Cal Poly Campus Pomona. Comment
  UCR259918  Lotus scoparius subsp. scoparius R. G. Swinney 2010-3-16 11948 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
  RSA482514  Lotus scoparius var. brevialatus Richard Noyes 1988-4-30 498 Los Angeles Claremont; 100 meters east of Thompson Creek Dam 500 Comment
  UCR259639  Lotus scoparius var. scoparius R. G. Swinney 2010-5-7 12600 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of 'BP and L Rd' and Jimenez St./Dominica Ave. 378 Comment
  LA210146  Lotus strigosus O. H. Kappler; 1941-3-30 Los Angeles Santa Monica Mountains, West fork Las Trancas Canyon 365 Comment
  RSA167504  Lotus strigosus R. F. Thorne 1963-5-5 32316 Los Angeles Cobal Canyon Comment
  RSA590851  Lotus strigosus T. S. Ross 1990-5-15 2537 Los Angeles Yerba Buena Ridge; Tujunga Ranger Distruct, Angeles National Forest; peripheral ridge N from Yerba Buena Rd. dividing tributaries of Oak Spring Canyon (W) and Boulder Canyon (N) 914 Comment
  RSA621305  Lotus strigosus L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  UCR219470  Lotus strigosus R. G. Swinney 2009-3-31 10225 Los Angeles Transverse Range; San Gabriel Mtns., mouth of San Gabriel Canyon, 1.2 mi. north of Foothill Blvd, Azusa/Duarte 183 Comment
  LA52440  Lotus strigosus W. O. Griesel; 1936-4-18 Los Angeles Santa Monica Mountains, Faculty Hill U.C.L.A. Campus Comment
  RSA229191  Lotus strigosus R. F. Thorne 1971-6-30 40807 Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  RSA595119  Lotus strigosus var. hirtellus Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8575 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
  RSA251543  Lotus strigosus var. strigosus R. F. Thorne 1973-4-11 42810 Los Angeles San Clemente Island: rocky slopes of upper part of Middle Ranch Canyon. 381 Comment
  RSA595332  Lotus strigosus var. strigosus L. C. Wheeler 1967-5-8 9338 Los Angeles San Gabriel Mts [Liebre Mtns] between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA406265  Lotus unifoliolatus H. C. Ackley 1917-05 s.n. Los Angeles Mulholland Drive. Comment
  UC1481364  Lupinus albifrons David B. Dunn 1957-4-2 RSA- 6450 -8292 Los Angeles Comment
  SEINET10488494  Lupinus arboreus David B. Dunn 1957-4-18 Dunn s.n. Los Angeles Plants 3 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6846 x Comment
  RSA339701  Lupinus bicolor R. F. Thorne 1982-4-20 55000 Los Angeles San Gabriel Mts: Grassy slopes above Little Rock Creek below dams 976 Comment
  UCR214044  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 1189 Comment
  POM97152  Lupinus bicolor P. A. Munz 1925-4-23 9419 Los Angeles San Gabriel Canyon 305 Comment
  SEINET10484915  Lupinus bicolor subsp. pipersmithii Robert F. Thorne 1966-4-6 Thorne 35911 Los Angeles Santa catalina island: margin of small reservoir n of catalina airport, elev. Ca. 1430'; With juncus bufonius, plantago coronopus, p. Erecta, p. Insularis, Gnaphalium luteo-album, spergularia bocconii, etc. 436 Comment
  LA205005  Lupinus chamissonis Carl Epling; 1943-3-13 3672 Los Angeles Sand hills: Pershing Drive, 1 mi. S of Culver City Blvd, Playa del Rey Comment
  OBI43744  Lupinus chamissonis A. C. Sanders 1986-7-30 6831 Los Angeles El Segundo dunes, immediately W of L.A. International airport and Pershing Dr, E of Vista Del Mar Blvd 30 Comment
  RSA407116  Lupinus chamissonis Tom Burch, B. E. Burch 1943-7-5 s.n. Los Angeles Redondo Beach Comment
  SBBG113039  Lupinus concinnus S. A. Junak with K. Kirkland 1998-4-30 SCa 558 Los Angeles upper part of Hamilton Cyn drainage, just downslope from Airport Rd 304 Comment
  UCR258761  Lupinus concinnus R. G. Swinney 2010-5-11 12692 Los Angeles San Gabriel Mountains, east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  CAS-BOT-BC205148  Lupinus elatus Robert F. Thorne; J. Dourley 1967-10-10 37376 Los Angeles San Gabriel Mts., Angeles National Forest: Cortelyou Springs 2072 Comment
  SEINET10874167  Lupinus excubitus subsp. hallii Tilforth 1969-5-31 TILFORTH 194 Los Angeles Woody perennial to 1.5 m; foliage silvery-green; flws blue-violet with yellow. Small canyon 1/2 mi. E of intersection of colima rd. & Punta del este ave., N Of whittier. Comment
  JEPS65132  Lupinus excubitus var. hallii Miss C. M. Hoak 1924-2-27 Los Angeles Gibbs Estate Pasadena (Pasadena) Comment
  RSA0105029  Lupinus excubitus var. hallii R. G. Swinney 2011-4-26 14498 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  SEINET10485290  Lupinus excubitus var. hallii Unknown Anonymous s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Pressed by howard brown. Hybridization by david b. Dunn. The numbers Are the field plant numbers of rsa. 1St # is female parent x 2nd # male Parent. () Parenthetic # is f1 plant number. Seeds from open field pollen Vector. Comment
  UC1713284  Lupinus formosus A. J. McClatchie 1893-3-26 15 Los Angeles near Pasadena; near Pasadena Comment
  RSA653341  Lupinus formosus var. formosus Kelly Middleton, David Middleton 1988-5-8 10 Los Angeles Glendora Ridge Road, 5.3 miles west of Mt. Baldy Rd. intersection. Roadside collection. 1220 Comment
  RSA413683  Lupinus hirsutissimus Alton Clare 1929-2-24 s.n. Los Angeles Santa Monica Canyon Comment
  RSA413691  Lupinus hirsutissimus Ora M. Clark 1929-3-24 1771 Los Angeles Santa Susana Mountains. Comment
  RSA703330  Lupinus hirsutissimus LeRoy Gross 2005-2-15 1391 Los Angeles About 1/4 mile beyond the cemetery up Brand Canyon, on the south side of the mountains. 356 Comment
  UC535506  Lupinus hirsutissimus Ira W. Clokey, B. Templeton Mar. 1929 4474 Los Angeles Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 250 Comment
  SFV15549  Lupinus hirsutissimus R. K. Stachelek 1992-4-4 5 Los Angeles Approximately 0.2 miles from intersection of Balboa and Foothill, on north side of Foothill next to roadside. Comment
  CAS-BOT-BC211689  Lupinus longifolius Alice Eastwood 1919-7-4 9306 Los Angeles Santa Monica Canyon Comment
  POM203864  Lupinus longifolius Charlotte M. Hoak 1933-7-1 s.n. Los Angeles Pacific Palisades, Santa Monica, Los Angeles. Comment
  RSA780823  Lupinus microcarpus var. microcarpus Sandy Leatherman, Pam De Vries 2011-4-28 2011 -12 Los Angeles Transverse Ranges; Liebre Mountains region; 925 meters SW of Vasquez Canyon Road at Mesa Drive in Santa Clarita; along Edison Road 576 Comment
  SBBG67019  Lupinus odoratus R. Hoffmann 1929-4-27 Los Angeles Lancaster Comment
  UCR125421  Lupinus sparsiflorus A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25707 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon 335 Comment
  UCR182110  Lupinus sparsiflorus R. G. Swinney 1998-4-14 5987 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  UCD109481  Lupinus sparsiflorus Daryl Koutnik; Vickie Dawes 1978-5-12 483 Los Angeles Arroyo Sequit along Mulholland Highway. 609 Comment
  RSA590526  Lupinus sparsiflorus subsp. sparsiflorus Orlando Mistretta 1994-3-30 965 Los Angeles Little Rock Creek; slopes E of creek below Little Rock Dam 991 Comment
  SEINET10490966  Lupinus sparsiflorus subsp. sparsiflorus Robert F. Thorne 1982-4-20 Thorne 54977 Los Angeles San gabriel mts. Mojave desert slopes; 1/4-1/2 mi n of bob's gap, n slope of Holcomb ridge, about 2.5 mi due s of llano in juniper-joshua tree woodland. Erect annual on w-facing slope. 1158 Comment
  RSA86965  Lupinus stiversii F. W. Peirson 1921-5-3 2405 Los Angeles Ridge Westward from Mt. Lowe near pint where the trail from Millard's Canyon crosses it, San Gabriel Mts 1296 Comment
  RSA414823  Lupinus succulentus T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  SD86352  Lupinus succulentus R. Mitchel Beauchamp, M. Douglas 1972-3-24 3215 Los Angeles San Clemente Island; west side of canyon. 99 Comment
  UCR205120  Lupinus succulentus R. G. Swinney 2008-4-17 8682 Los Angeles San Gabriel Mtns., San Dimas, lower Shay Canyon 366 Comment
  OBI70652  Lupinus succulentus Tim Ross 1991-3-9 4180 Los Angeles Whittier Hills (Puente Hills, pro parte) SE side of ridgetop knoll, head of Oak Cyn; T2S R11W; center of NW/4 sect 14 369 Comment
  SFV15551  Lupinus succulentus R. K. Stachelek 1992-4-4 6 Los Angeles San Fernando Valley Los Angeles, Granada Hills. Roadside of 12600 block of Woodley on west side south of Balboa. [probably 12600 block of Balboa or Woodley; these streets are parallel]. Comment
  LA52455  Lupinus truncatus Carl Epling; 1931-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA3536  Lupinus truncatus Carl B. Wolf 1932-5-9 3480 Los Angeles Left (east) fork of Pebbly Beach Canyon about 1/3 mile above the Mexican houses, Santa Catalina Island. 152 Comment
  SD21277  Lupinus truncatus Norman E. Bilderback 1938-4-16 Los Angeles Santa Catalina Island; Avalon. Comment
  UC1215189  Lupinus truncatus Peter H. Raven 1962-5-9 17649 Los Angeles along road just n of Guds San Clemente Island (San Clemente Island) 249 Comment
  CAS-BOT-BC233477  Lycium californicum C. G. Pringle 1882-3-31 s.n. Los Angeles Wilmington Comment
  SBBG95599  Lycium californicum M. B. Dunkle 1939-4-7 7328 Los Angeles Pyramid Cove Comment
  RSA21246  Lycium cooperi Carl B. Wolf 1937-4-28 8517 Los Angeles Mojave Desert, Antelope Valley, 4.5 miles S of Lancaster. 716 Comment
  RSA578738  Lycium cooperi Tim S. Ross, J. Mark Porter 1994-5-1 7580 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  UCR223120  Lycium cooperi R. G. Swinney 2009-5-13 10792 Los Angeles Transverse Range; San Gabriel Mtns. Foothills, Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  CDA20511  Lycopersicon esculentum M. O'Brien 2004-7-19 MOB 10 -04 Los Angeles South Coast; El Pescador State Beach. 0 Comment
  RSA0051698  Lyonothamnus floribundus Nancy Anderson 1955-1 s.n. Los Angeles Catalina Island. Comment
  SDSU9095  Lyonothamnus floribundus subsp. asplenifolius R. M. Beauchamp 1967-6-3 560 Los Angeles Growing of a few trees on the south side of canyon south of Thirst. San Clemente Island. Comment
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May 16 2008
  SD85168  Lyonothamnus floribundus subsp. aspleniifolius Martin A. Piehl 1962-6-9 62321 Los Angeles Dry slope, head of canyon north of Chenity and south of Mosquito Cove, San Clemente Island 305 Comment
  POM123011  Lythrum californicum Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley. Comment
  UCR99448  Maclura pomifera L. C. Wheeler 1954-10-3 7100 Los Angeles San Gabriel Mtns., East side of Arroyo Seco [vicin. Prieto Canyon]; west of Dr. Jensen's [Broadview?] Sanitarium Comment
  CAS-BOT-BC344376  Madia exigua Alice Eastwood 1917-7-20 6462 Los Angeles Santa Catalina Island Comment
  RSA733424  Madia gracilis R. G. Swinney 1998-7-21 6481 Los Angeles 0.8 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2256 Comment
  UCR11944  Madia gracilis H. J. Thompson 1959-5-24 2023 Los Angeles Western Transverse Range; Santa Monica Mtns., 0.6 mi ENE of peak, Saddle Peak 701 Comment
  JEPS7520  Madia gracilis Frank W. Peirson 1919-6-5 508 Los Angeles San Antonio Canyon, very close to boundary of San Bernardino County Angeles National Forest, San Gabriel Mts. Comment
  UCR149795  Madia sativa Scott D. White, Pam Devries 2004-6-14 10490 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
  SBBG50389  Malacothamnus clementinus R. Moran, R. M. Beauchamp, T. Oberbauer 1975-8-24 22697 Los Angeles China Cyn Comment
  SD66863  Malacothamnus clementinus R. Mitchel Beauchamp 1967-3-18 287 Los Angeles San Clemente Island, in dump on edge of canyon below Lemon Tank. Comment
  CAS-BOT-BC230921  Malacothamnus davidsonii Tim Ross; Steve Boyd 1993-6-30 7387 Los Angeles Western San Gabriel Mtns: near middle portion of Loop Canyon 684 Comment
  CAS-BOT-BC206233  Malacothamnus fasciculatus Grant 1904-7-5 8421 Los Angeles Corina Comment
  CAS-BOT-BC206236  Malacothamnus fasciculatus Alice Eastwood 1928-6-15 15400 Los Angeles Claremont Comment
  RSA188144  Malacothamnus fasciculatus Robert F. Thorne, P. Everett 1965-6-24 35045 Los Angeles Santa Catalina Island. Road down to Shark Harbor Beach 30 Comment
  RSA306188  Malacothamnus fasciculatus Fay A. MacFadden 1931-5-28 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA695385  Malacothamnus fasciculatus A. C. Sanders, Mark A. Elvin 2002-6-19 25202 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, hills S of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. 282 Comment
  SFV2283  Malacothamnus fasciculatus M. L. Vincent 1962-7-18 264 Los Angeles Santa Monica Mountains Mulholland Highway, 2 miles west of Old Topanga Canyon turnoff. 440 Comment
  SBBG78570  Malacothamnus fasciculatus var. catalinensis M. E. Jones 1927-5-20 Los Angeles isthmus Comment
  UC1971292  Malacothamnus fremontii Louis C. Wheeler 1965-10-23 s.n. Los Angeles Sierra Pelona.: Martindale Canyon north side. Comment
  POM362264  Malacothrix clevelandii Anstruther Davidson 1914-06 2976 Los Angeles San Gabriel Canyon, San Gabriel Mountains. Comment
  RSA0053899  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. and Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt rd., below US Forest Service boundary. 829 Comment
  RSA535331  Malacothrix foliosa Timothy S. Ross 1991-5-20 5347 Los Angeles San Clemente Island: un-named knoll ca 5500 ft. S of Wilson Cove Settlement; westerly slope 2500 ft NW of the 750' BM 186 Comment
  UC1594391  Malacothrix foliosa Tim Ross and Elizabeth Kellogg 1992-4-13 6146 Los Angeles coastal terrace in vicinity Darter (nw part of island, (340 degrees nnw, 1140m distant from 199' BM near Flasher; ca 250 m nnw of the shifting sands)); San Clemente Island 18 Comment
  SBBG12867  Malacothrix foliosa subsp. foliosa E. R. Blakley 1962-6-10 5220 Los Angeles Wilson Cove 9 Comment
  UCR281667  Malacothrix glabrata R. G. Swinney 2014-4-23 16185 Los Angeles San Gabriel Mountains, east of Valyermo, Holcomb Ridge, 0.18-0.32 miles north of Bob's Gap Rd., 1.04 air-miles west of Bob's Gap 1302 Comment
  CAS-BOT-BC347952  Malacothrix saxatilis var. tenuifolia Alice Eastwood 1919-7-4 9281 Los Angeles Santa Monica Canyon, Los Angeles Comment
  RSA0042340  Malacothrix saxatilis var. tenuifolia Pam De Vries 2013-5-20 7860 Los Angeles Tehachapi Mountains/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. 1036 Comment
  SBBG66177  Malacothrix saxatilis var. tenuifolia M. N. Ackley -Jun-1926 161 Los Angeles Verdugo Hills 350 Comment
  UC218832  Malacothrix sonchoides Katharine Brandegee Los Angeles Lancaster Comment
  SD122691  Malephora crocea James C. Dice, W. E. Tippets 1988-4-7 848 Los Angeles Leo Carrillo State Beach, Sequit Point, at edge of bluff above beach 10 Comment
  CAS-BOT-BC170385  Malosma laurina Alice Eastwood 1919-7-4 9292 Los Angeles Santa Monica Canyon Comment
  RSA659679  Malva nicaeensis Chris White 1991-5-20 37 Los Angeles Point Fermin. Comment
  SBBG39130  Malva parviflora E. R. Blakley 1963-4-10 5602 Los Angeles 1 mi S of Avalon 30 Comment
  UCR155934  Malva parviflora A. C. Sanders 2005-5-5 29895 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  UCR269238  Manihot John Dolan 2001-8-30 s.n. Los Angeles San Gabriel Valley, Rancho Santa Ana Botanic Garden, 1500 North College Ave., Claremont, NW corner of garden along Indian Hill Blvd. 396 Comment
  UCR187116  Marah fabacea A. C. Sanders 2006-5-16 32363 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
  UCR274961  Marah fabacea Michael Honer, Rachel Woodard 2006-4-11 2175 Los Angeles Tehachapi Mountains area, Grazed hills c. 3.5 miles ENE of Quail Lake 976 Comment
  RSA440987  Marah macrocarpa Howard Mullins 1931-4-15 s.n. Los Angeles Griffith Park. Comment
  SBBG118125  Marah macrocarpa R. F. Thorne with D. Propst 1973-2-12 42481 Los Angeles Ironwood Gully, E of Isthmus above Banning House 182 Comment
  UCR259953  Marah macrocarpa R. G. Swinney 2010-4-28 12429 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  POM307834  Marah macrocarpa var. macrocarpa Henry J. Ramsey, Henry J. Ramsey 1938-1-30 2768 Los Angeles Eaton Canyon Park, Altadena Comment
  RSA440994  Marah macrocarpa var. macrocarpa M. B. Dunkle 1933-7-11 3663 Los Angeles Lower San Gabriel Canyon, between dams Comment
  UC452593  Marah macrocarpa var. major C. A. Purpus Los Angeles San Clemente Island Comment
  CDA29486  Marrubium vulgare Michael O Brien 2009-7-12 PDR# 1535008 Los Angeles Nearest the town of Calabasas in Tapia Park, a unit of Malibu Creek State Park, near the entrance to the Salvation Army Camp. Comment
  UC1922327  Marrubium vulgare Gary Kovnat with LeRoy Gross 2003-2-16 21 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  RSA656667  Marrubium vulgare Wong 1976-6-1 14 Los Angeles 1600 Calle Vaquero, Glendale. Comment
  CATA3011  Matricaria discoidea Amy Catalano 2016-2-22 017 Los Angeles Santa Catalina Island: Mushroom Flats, about 1/8 mile down canyon from Quail Valley, on gravel/dirt road 165 Comment
  UCR55755  Matricaria matricarioides J. A. Adams 1964-5-8 41 Los Angeles San Gabriel Valley, Pomona College Wash [=west edge of San Antonio Creek channel?], Claremont 335 Comment
  RSA651344  Matthiola incana Ken Chapman, Glenn Harthorn, Don Lage 1949-4-16 s.n. Los Angeles Western end of Mojave Desert. 925 Comment
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Sep 16 2015
  CAS-BOT-BC422749  Meconella denticulata W. R. Ernst 1957-4-19 158 Los Angeles 0.4 miles south of Rincon Ranger Station, Highway 39, San Gabriel Canyon. Comment
  UC72701  Meconella denticulata Geo. B. Grant May 1901 1009 Los Angeles Eagle Rock Valley Comment
  RSA600469  Medicago lupulina Steve Boyd, Lauren Raz 1997-4-30 9613 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
  UCR23851  Medicago lupulina John C. Roos 1954-5-31 s.n. Los Angeles Hollywood parking lot, Los Angeles Comment
  POM222454  Medicago lupulina L. C. Wheeler 1936-6-8 4139 Los Angeles San Gabriel Mountains: Mouth of Bell Canyon. 609 Comment
  RSA0088598  Medicago polymorpha R. G. Swinney 2010-5-4 12547 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA746769  Medicago polymorpha R. G. Swinney 2008-4-17 8690 Los Angeles San Gabriel Mtns.: San Dimas, ridge between Sycamore and Shay canyons. 497 Comment
  RSA652173  Medicago polymorpha Phil Drooks 1981-5-3 038 Los Angeles N of Azusa Ave and Francisquito about 1 mi. Nat - area within city limits. Comment
  CAS-BOT-BC281521  Melica imperfecta L. A. Greata 1900-4-11 s.n. Los Angeles Mt Lowe Comment
  PASA634  Melica imperfecta Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  POM357049  Melica imperfecta Anstruther Davidson 1892-04 s.n. Los Angeles Los Angeles. El Monte. Comment
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Oct 3 2010
  POM357054  Melica imperfecta Dayton 1925-4-15 s.n. Los Angeles Baldwin Hills Comment
  RSA0083310  Melica imperfecta R. G. Swinney 2010-3-22 12017 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  UCD87791  Melica imperfecta Katharine Brandegee Date Unknown s.n. Los Angeles Catalina Island. Comment
  SBBG128761  Melilotus albus M. L. Hoefs 1995-5-16 2037 Los Angeles Big Springs Cyn, near rd to Two Harbors 103 Comment
  POM348152  Melilotus albus Anstruther Davidson 1992-05 1807 Los Angeles River Bank, Elgin Park Comment
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Aug 11 2012
  RSA008770  Melilotus indicus Fay A. MacFadden 1930-06 1725 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  SDSU5070  Melilotus indicus Gerald Collier 1951-4-2 3684 Los Angeles Parking lot just north of new art building, UCLA Campus. Comment
  SBBG69329  Mentzelia affinis R. Hoffmann 1925-4-19 Los Angeles western border of Antelope Valley Comment
  SBBG49901  Mentzelia albicaulis L. S. Matlovsky 1975-3-28 DM 0011 -16 Los Angeles near Butte Valley Wild Flower Sanctuary Comment
  SBBG69247  Mentzelia dispersa M. N. Ackley 1926-5-6 500 Los Angeles Little Rock foothills 914 Comment
  UC1602075  Mentzelia dispersa I. M. Johnston 1918-7-5 2090 Los Angeles San Antonio Mountains, San Antonio Canyon 2286 Comment
  UCR99498  Mentzelia dispersa Steve Boyd, Lauren Raz 1997-5-20 9814 Los Angeles Transverse Range; Liebre Mountains, Northern flank of Sawmill Mtn., upper Heryford Canyon drainage, just NE of Sawmill Summit at the junction of F.S. Roads 7N23 & 7N08 1585 Comment
  RSA230033  Mentzelia dispersa Robert F. Thorne 1971-6-26 40601 Los Angeles San Gabriel Mountians, Angeles National Forest: on summit of Mt. Wilson 1738 Comment
  UCR277019  Mentzelia laevicaulis R. G. Swinney 2010-9-30 13911 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
  RSA446791  Mentzelia montana Samuel R. Tyson 1943-9-1 s.n. Los Angeles Brown s Flat, San Dimas canyon. 1250 Comment
  SD38202  Mentzelia montana Frances McCulloch 1931-5-4 Los Angeles San Gabriel Range Comment
  RSA60194  Mentzelia veatchiana E. K. Balls, L. W. Lenz 1950-3-28 14466 Los Angeles 1 mile east of junction of Hwys 99 and 138, just south of Gorman. 1159 Comment
  SD215573  Mentzelia veatchiana Tim Ross, Steve Boyd 1990-6-6 2829 Los Angeles Green Valley Pastue in San Francisquito Canyon. 926 Comment
  UCR213259  Mesembryanthemum crystallinum A. C. Sanders 2010-5-7 38331 Los Angeles South Coast, Palos Verdes Peninsula, south of Palos Verdes Dr. South, Rancho Palos Verdes near Los Angeles city boundary 3 Comment
  JEPS30648  Micropus californicus var. californicus Peter H. Raven and Henry J. Thompson 1959-5-5 14132 Los Angeles Mulholland Hwy 1 mi w. Las Virgenes Rd; Santa Monica Mountains, Malibu Creek drainage 335 Comment
  POM363447  Microseris heterocarpa L. C. Wheeler 1934-5-1 2578 Los Angeles La Verne 305 Comment
  RSA251538  Microseris heterocarpa R. F. Thorne 1973-4-11 42820 Los Angeles San Clemente Island: plateau W of upper part of Norton Canyon. 396 Comment
  UCR205580  Microseris lindleyi R. G. Swinney 2008-5-12 8836 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
  UC1523456  Mimulus Robert F. Thorne, M. Z. Thorne 1980-3-23 54009 Los Angeles above Claremont (Johnson's Pasture, foothills of mts.); San Gabriel Mts. 609 Comment
  CATA1943  Mimulus aurantiacus Reid Moran 1941-2-26 628 Los Angeles Santa Catalina Island: Johnson's Valley 91 Comment
  CATA1993  Mimulus aurantiacus Steven A. Junak 1997-3-28 386 Los Angeles Santa Catalina Island: Avalon Canyon, along lower end of Hermit Gulch Trail, just uphill from creek crossing 137 Comment
  RSA748594  Mimulus aurantiacus Justin M. Wood 2009-6-1 787 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  RSA439245  Mimulus aurantiacus var. pubescens H. L. Bauer 1931-3-1 s.n. Los Angeles Topanga Canyon. Comment
  UCR209055  Mimulus aurantiacus var. pubescens Dan S. Cooper 2009-3-24 s.n. Los Angeles Santa Monica Mountains, Beverly Hills, near upper end of Laurel Way in lower Franklin Canyon 235 Comment
  UCR256615  Mimulus aurantiacus var. pubescens Anuja Parikh, Nathan Gale 2011-6-10 3437 Los Angeles Transverse Range; San Gabriel Mountains, south of Kentucky Springs Canyon, 0.8 km west of Angeles Forest Hwy, 1.8 km north of Aliso Canyon Road 1245 Comment
  RSA177792  Mimulus aurantiacus var. puniceus Robert F. Thorne, Percy C. Everett 1965-5-10 34443 Los Angeles Black Jack Mt., few hundred feet below summit; Santa Catalina Island 488 Comment
  RSA420988  Mimulus brevipes Louis C. Wheeler 1931-6-21 S- 7 Los Angeles Liveoak [Live Oak] Canyon, San Gabriel Mts. 610 Comment
  RSA611525  Mimulus cardinalis Louis C. Wheeler 1968-10-5 s.n. Los Angeles San Gabriel Mountains: Camp Rincon, West Fork San Gabriel River. 450 Comment
  RSA420684  Mimulus cardinalis George R. Johnston 1930-9-14 13936 Los Angeles Near Oak Hilde. Comment
  UC1349310  Mimulus floribundus Robert F. Thorne and M. Z. Thorne 1966-8-29 36572 Los Angeles ca. 3 mi s Coldbrook Campground (along branch of and along main stream of North Fork of San Gabriel River); San Gabriel Mts., Angeles National Forest 670 Comment
  SFV16658  Mimulus fremontii D. C. Joyner, S. A. Call 1994-5-14 34 Los Angeles Mojave Desert Antelope Valley. Llano. Black Butte. 3 Sisters near junction of Highway 138 on Largo Vista Road. 1000 Comment
  RSA172742  Mimulus guttatus Mark Parratt 1963-5-4 539 Los Angeles Temblor range,Tejon Ranch, 2 miles E on 138 from U. S. 99 1220 Comment
  RSA230755  Mimulus guttatus Robert F. Thorne, M. Z. Thorne 1969-7-10 38443 Los Angeles San Gabriel Mountains, Angeles National Forest: N of Jackson Lake 1860 Comment
  RSA239495  Mimulus guttatus M. A. Piehl 1962-6-10 62394 Los Angeles San Clemente Island: canyon E. of Thirst. 305 Comment
  UCD122700  Mimulus guttatus Lisa J. Seemann 1993-5-5 s.n. Los Angeles intersection of Elizabeth Lake Rd. and Ranch Club Dr. 1066 Comment
  UC1595270  Mimulus johnstonii Tim Ross 1992-7-16 6707 Los Angeles ene side Condor Peak; San Gabriel Mountains 1548 Comment
  RSA0021969  Mimulus moschatus Duncan S. Bell, Caitlin Elam 2013-6-24 5281 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  UCR204215  Mimulus moschatus R. G. Swinney 2001-9-16 8165 Los Angeles San Gabriel Mountains, 100 m east of Little Jimmy Spring Canyon, south Fork, south of Hwy 2, 0.6 mi due east of Mt. Islip and c. 2 mi north of Crystal Lake 2207 Comment
  RSA0094563  Mimulus palmeri Richard G. Swinney 2011-6-6 15013 Los Angeles San Gabriel Mountains: Charlton Flat (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  UCR203221  Mimulus pilosus R. G. Swinney 2005-7-21 8308 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  RSA746858  Mimulus pilosus Orlando Mistretta 1992-5-21 371 Los Angeles Transverse Ranges; San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  UCR277020  Mimulus rubellus R. G. Swinney 2010-9-30 13923 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
  CAS-BOT-BC388667  Minuartia douglasii Timothy S. Ross; Steve Boyd 1994-5-25 7913 Los Angeles Liebre Mountains. Warm Springs Mountain: ca 450 m NW of summit 1164 Comment
  RSA592233  Mirabilis californica var. californica Louis C. Wheeler 1967-4-30 9245 Los Angeles Limekiln Canyon 549 Comment
  RSA748914  Mirabilis laevis R. G. Swinney 2008-5-2 8740 Los Angeles Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  LA200673  Mirabilis laevis var. crassifolia Carl Epling; L. Ellison 1930-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon Comment
  RSA587393  Mirabilis laevis var. villosa Orlando Mistretta 1992-5-8 274 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir. 1067 Comment
  UC1293671  Mirabilis laevis var. villosa P. C. Everett and E. K. Balls 1959-5-22 23808 Los Angeles Big Rock Creek, N slopes, San Gabriel Mountains 1219 Comment
  CAS-BOT-BC215664  Monardella australis subsp. cinerea Robert F. Thorne 1971-8-25 41240 Los Angeles Summit of Mt. Baden-Powell toward S ridge on crest at top of steep talus slope, San Gabriel Mts., Angeles National Forest 2834 Comment
  SEINET3152588  Monardella breweri subsp. lanceolata G. B. Grant 796 -A Los Angeles Mt. Lowe. Comment
  UCR141160  Monardella exilis June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near Hi Vista, vicinity of Ave G at 200th St. East, Antelope Valley 945 Comment
  RSA408590  Monardella lanceolata var. lanceolata D. S. Krause 1939-07 s.n. Los Angeles Foothills above Pasadena Comment
  SD230246  Monardella linoides subsp. linoides Louis C. Wheeler 1946-8-29 6308 Los Angeles San Gabriel Mountains: Vincent Gap. 1829 Comment
  RSA230737  Monardella linoides subsp. stricta Robert F. Thorne, M. Z. Thorne 1969-7-9 38480 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
  SEINET3133940  Mucronea californica L. Abrams 1902-6-10 2507 Los Angeles Playa del Ray Comment
  RSA392629  Mucronea californica var. suksdorfii Jack Rempel 1934-5-14 s.n. Los Angeles Playa del Rey. Comment
  CAS-BOT-BC263357  Muhlenbergia asperifolia G. B. Grant 1897-9-11 s.n. Los Angeles Los Angeles Comment
  RSA660122  Muhlenbergia californica L. C. Wheeler 1931-9-6 60 Los Angeles Wolfskill Canyon, San Gabriel Mountains. 610 Comment
  CAS-BOT-BC275287  Muhlenbergia microsperma Louis C. Wheeler 1932-3-12 463 Los Angeles Mandeville Canyon, Santa Monica Mountains 121 Comment
  SBBG113043  Muhlenbergia microsperma S. A. Junak with K. Kirkland 1998-4-30 SCa 563 Los Angeles upper portion of Hamilton Cyn drainage, just downslope from Airport Rd 304 Comment
  UCR220226  Muhlenbergia microsperma R. G. Swinney 2009-4-3 10279 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte/Azusa border, San Gabriel Canyon wash, east side of channel 1.2 miles north of Foothill Blvd. 183 Comment
  RSA0087110  Muhlenbergia microsperma Steven A. Junak 2001-5-5 SCa- 1516 Los Angeles Santa Catalina Island. N side of Middle Ranch Canyon. 432 Comment
  SEINET10860551  Muhlenbergia microsperma LeRoy R. Abrams Abrams 1383 Los Angeles Monte Vista. Comment
  SBBG59541  Muhlenbergia rigens R. Hoffmann 1927-9-21 Los Angeles Gorman Comment
  JEPS104751  Muilla maritima John L. Morrison 1937-6-17 2517 Los Angeles San Gabriel Mountains; along trail above the road and 200 yds beyond junction of Mount Islip trail and one to Big Cienega Comment
  RSA609282  Muilla maritima L. C. Wheeler 1968-5-24 s.n. Los Angeles Smith Mountain along the Bear Creek Trail. 1219 Comment
  UC119707 Image available Muilla serotina Dr. A. Davidson 1890-1 2052 Los Angeles near Los Angeles; ; near Los Angeles Comment
  RSA729484  Nama californica R. G. Swinney 1999-6-21 7370 Los Angeles Big John Flat. Flat area with coarse sandy granitic gravel. 1622 Comment
  UC24131  Nama californica Dr. A. Davidson May, 1895 Los Angeles Lancaster Comment
  UCSB27913  Nama demissa Kunze, G. 1971-4-17 Los Angeles California 14; 1.7 miles south of Lancaster, Antelope Valley 914 Comment
  SBBG45748  Nama densa Leota Davidson 1965-5-9 161 Los Angeles ca. 6-10 mi E of Littlerock Comment
  CAS-BOT-BC259788  Nassella cernua F. H. Billings 1922-5-1 s.n. Los Angeles Redlands Comment
  SBBG56993  Nassella cernua M. N. Ackley -Mar-1924 48 Los Angeles Eagle Rock 304 Comment
  RSA484108  Nassella lepida F. R. Fosberg 1931-4-16 696 Los Angeles Bulrush Ridge, Santa Catalina Island. Comment
  UC1873092  Nassella lepida John Knapp, Denise Knapp 2003-5-10 56 Los Angeles Catalina Island 426 Comment
  RSA678120  Nassella pulchra Valerie L. Soza, LeRoy Gross 2001-5-22 1237 Los Angeles Morgan Fire 2000 area, between Morgan and Sycamore Canyons, WSW of Sycamore Flat. 655 Comment
  UCD87662  Nassella pulchra Peter H. Raven; Henry J. Thompson 1960-4-24 15125 Los Angeles Santa Monica Mountains. 2 miles east of Decker Road on Mulholland Highway. 609 Comment
  RSA0036178  Navarretia Serena Light 1966-5-31 s.n. Los Angeles San Rafael Hills. Comment
  RSA469838  Navarretia atractyloides Anstruther Davidson 1905-5-28 382 Los Angeles Hollywood Comment
  RSA469843  Navarretia hamata subsp. hamata Fordyce Grinnell Jr. 1910-05 s.n. Los Angeles La Crescenta. Comment
  UC125016  Navarretia hamata subsp. leptantha T. S. Brandegee 1890-5-13 Los Angeles Santa Catalina Island Comment
  RSA713256  Nemacladus glanduliferus var. orientalis LeRoy Gross 2005-5-3 2217 -b 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
  RSA778748  Nemacladus pinnatifidus Orlando Mistretta, Christine Mistretta 2010-6-3 5246 Los Angeles Mill Creek Canyon, 1.80 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  UCR256545  Nemacladus pinnatifidus Anuja Parikh, Nathan Gale 2011-6-15 3471 Los Angeles Transverse Range: San Gabriel Mountains, north ofAliso Canyon, just east of Angeles Forest Hwy, 0.4 km north of Aliso Canyon Road 1260 Comment
  NY547194  Nemacladus sigmoideus R. C. F. Bacigalupi 1953-6-14 4190 Los Angeles Upper slopes of South Fork of Little Rock Creek Canyon, higher north slopes of the San Gabriel Mountains, Angeles National Forest 1554.5 Comment
  UCR95303  Nemophila menziesii L. C. Wheeler 1967-5-2 9258 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 427 Comment
  UCSB49825  Nemophila menziesii Reisentz, Paul 1975-3-20 Los Angeles 2 miles east of Stunt Rd.; from Mulholland Hwy.; Santa Monica Mountains 365 Comment
  RSA729931  Nemophila menziesii var. menziesii R. G. Swinney 1998-4-14 6025 Los Angeles Southern Mojave Desert: 100 m east of mouth of Mescal Canyon, in Mescal Heights area, 50 m E of 237th St. East 1512 Comment
  POM153285  Nicotiana attenuata Philip A. Munz, I. M. Johnston 1928-9-4 11129 Los Angeles Saugus. 366 Comment
  UCR113694  Nicotiana attenuata L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mtns, Doe Flat, Graveyard Canyon 823 Comment
  JEPS12500  Nicotiana glauca Frank W. Peirson 1919-3-27 352 Los Angeles Arroyo Seco; San Gabriel Mountains 381 Comment
  RSA640823  Nicotiana glauca Louis C. Wheeler s.n. Los Angeles LaVerne: Wheeler's residence. Comment
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Nov 23 2015
  UC1871158  Nicotiana glauca T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4936 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  UCR258698  Nicotiana glauca R. G. Swinney 2010-3-22 12025 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  SEINET12274552  Nicotiana glauca Unknown 1945-1 s.n. Los Angeles Pasadena Comment
  SEINET10696851  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3962 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  CLARK-A1528-3567  Notholaena californica John C. Roos 1946-11-23 3160 Los Angeles Newhall Comment
  UCD138661  Nothoscordum gracile A. R. Roos 1958-5-2 s.n. Los Angeles Evans and Reeves Nursery, Brentwood, West Los Angeles. Comment
  UCSB4459  Oenothera elata Kamb, Peter 1948-7-13 Los Angeles Big Tujunga Canyon below Wildwood, San Gabriel Mts. 518 Comment
  UC1007158  Oenothera glazioviana P. A. Munz 1937-9-15 14764 Los Angeles Claremont Comment
  POM186342  Oenothera speciosa Joseph A. Ewan 1932-6-29 7564 Los Angeles Arizona Ave. four miles W of Hawthorn. Comment
  RSA187761  Oligomeris linifolia Robert F. Thorne 1966-4-5 35868 Los Angeles Santa Catalina Island, Cottonwood Canyon. 107 Comment
  SEINET2448950  Opuntia acanthocarpa var. coloradensis Louis C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountians; Grandview Canyon.; 0 1463 Comment
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Nov 12 2014
  RSA799971  Opuntia basilaris var. treleasei Pam De Vries 2013-5-26 7816 Los Angeles Tehachapi Mountains/Western Transverse Range (Groman Hills): About 3.5 air mi SE of the town of Gorman, 0.75 air mi NNE of the Quail Lake Road off ramp on the I5. Hills east of Gorman Creek, west of Gorman Post Road. 1070 Comment
  SEINET10731655  Opuntia echinocarpa LeRoy R. Abrams, Ernest A. McGregor 1908-7-2 Abrams 564 Los Angeles Rock Creek, Desert slopes of the San Gabriel Mountains. Comment
  POM321011  Opuntia guerrana Lyman Benson, L. Scheinvar 1975-2-16 LS- 1660 Los Angeles La Verne. Comment
  SEINET10871711  Opuntia littoralis Mcleod 1979-6-16 MCLEOD 1322 Los Angeles San dimas, 1/4 mi w of old adobe across road from picnic facility. Puddingstone Reservoir, at e end. Comment
  SBBG122064  Orcuttia californica A. Parikh, N. Gale 2003-5-24 744 Los Angeles Plum Cyn, 1.6 km SW of Cruzan Mesa, 2.8 km W of Sierra Hwy 570 Comment
  RSA748439  Orobanche Orlando Mistretta 1992-8-14 s.n. Los Angeles Fall Creek Trail. Tujunga Ranger District. Comment
  RSA590613  Orobanche bulbosa Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-8 2921 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air-miles ENE of Barley Flats). 1249 Comment
  RSA0059276  Orobanche bulbosa Meryl B. Dunkle 1931-4-22 2449 Los Angeles Head Swain's Canyon. Santa Catalina Island. Comment
  RSA402059A  Orthocarpus purpurascens Louis C. Wheeler 1932-5-17 720 Los Angeles Santa Monica Mountains: Garapito Creek. 305 Comment
  SEINET10661463  Oryza sativa Heidi H. Schmidt 1999-10-14 Schmidt 3849 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  UCR94708  Oxytheca luteola A. C. Sanders, E. J. Lott 1993-5-6 13981 Los Angeles Western Mojave Desert, SW edge of Rosamond Dry Lake, near east end of Ave 'C,' just west of Piute Ponds and east of Sierra Hwy, at edge of Edwards AFB 700 Comment
  RSA229155  Oxytheca parishii var. parishii Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38910 Los Angeles San Gabriel Mountains, Angeles National Forest: S slope Table Mountain above Big Pines 2119 Comment
  RSA700423  Packera ionophylla Gary D. Wallace 1985-7-5 2231 Los Angeles San Gabriel Mountains: Mt. Islip. Angeles National Forest. 2515 Comment
  JEPS51563  Papaver californicum Frank W. Peirson 1921-4-10 2397 Los Angeles San Gabriel Mountains, San Dimas Canyon San Dimas Canyon; San Gabriel Mountains, San Dimas Canyon 533 Comment
  CATA253  Papaver heterophyllum Mark L. Hoefs, A. Douglas Propst 1973-5-4 253 Los Angeles Santa Catalina Island: By West End Road, near Lyon's Head Point 70 Comment
  POM367111  Parapholis incurva F. R. Fosberg 1931-5-21 S 4946 Los Angeles Santa Catalina Island. Parson's Landing; Soapstone Quarries. Comment
  UC1587727  Parapholis incurva Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-17 5135 Los Angeles 550 ft ssw of the 924' BM at the e end of the old airfield landing strip San Clemente Island 279 Comment
  CAS-BOT-BC403918  Parietaria hespera Tim Ross; Steve Boyd; Laurel Arnseth 1990-4-8 4297 Los Angeles San Clemente Island. E side of island, near Malo Point, first cyn S of Bryce Cyn. Comment
  CAS-BOT-BC413372  Parietaria hespera var. californica Geo. B. Grant 1900-3-28 s.n. Los Angeles Avalon Comment
  UCD111504  Parietaria hespera var. hespera Scott D. White; Michael Honer 2004-6-24 10486 B Los Angeles Pomona Valley/San Gabriel Mountain. City of Claremont; San Antonio Canyon alluvial fan, N of Baseline Ave. and W of concrete-lined flood control channel. 487 Comment
  CAS-BOT-BC413416  Parietaria hespera var. hespera John Thomas Howell 1928-4-18 3728 Los Angeles N. side of Griffith Park, Los Angeles Comment
  RSA613496  Paspalum dilatatum L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  SEINET11684736  Paspalum dilatatum Unknown 1979-1 914 Los Angeles Culver City near the Ramada Inn, ca 1.5 mi N of LAX [Los Angeles Airport] Comment
  RSA751405  Paspalum urvillei R. E. Riefner Jr. 2007-6-25 07 -277 Los Angeles City of Azusa, Arrow Hwy north 0.2 mi from Azusa Cyn. Rd. 111 Comment
  SDSU21498  Passiflora caerulea Ian Cain 2010-4-29 1393 Los Angeles North east of Montebello. Whitter Narrows County Reserve, 500 meters east of intersection of Durfee Avenue and Rosemead Blvd 66 Comment
  RSA0035478  Pectis prostrata Michael C. Long 2013-10-18 921 Los Angeles Irwindale, Santa Fe Dam County Park, picnic area lawn near far southwestern end of lake, site of annual Renaissance Fair and south of large covered picnic shelters 142 Comment
  RSA0025062  Pectocarya anisocarpa A. C. Sanders, Andy Thompson 2003-4-15 26015 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, disturbed alluvial flat, ca. 500 ft. south of Magic Mountain Theme Park. 351 Comment
  UCR192590  Pectocarya linearis A. C. Sanders 2008-4-10 34816 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  LA81962  Pectocarya linearis subsp. ferocula O. H. Kappler; May 1941 105 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA0113906  Pectocarya linearis subsp. ferocula LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7550 a Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  SBBG96870  Pectocarya linearis subsp. ferocula T. Ross 1991-3-24 4312 Los Angeles Whittier Hills (Puente Hills, pro parte) 310 Comment
  RSA674637  Pectocarya setosa Scott D. White, Kent Hughes 2000-5-16 7862 Los Angeles San Gabriel Mts.: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  SD42640  Pectocarya setosa Darley F. Howe 1947-5-4 Los Angeles Antelope Valley Comment
  UCR59228  Pelargonium A. C. Sanders 1988-2-18 7682 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar. Blvd. 30 Comment
  CAS-BOT-BC67720  Pellaea andromedifolia Jon Nickoloff 1973-3-1 730301 -9 Los Angeles San Gabriel Mtns. - c. 200' east of Mt. Wilson Trail 975 Comment
  SDSU3614  Pellaea andromedifolia Gerald Collier 1951-5-5 Los Angeles Santa Anita Canyon, San Garbriel Mtns. rocky bank about 1/8 of a mile down Chantrx Flats Trail. Comment
  CAS-BOT-BC71335  Pellaea mucronata Carl B. Wolf 1932-5-13 3618 Los Angeles Santa Catalina Island, Hamilton Canyon 152 Comment
  RSA686899  Pellaea mucronata M. B. Dunkle 1929-1-26 2040 Los Angeles Little Gibralter, Santa Catalina Island. Comment
  SEINET6626522  Pellaea mucronata G. B. Grant, W. Wheeler 1904-1 920 /6194 Los Angeles Santa Catalina Island, off southern California Comment
  RSA686917  Pellaea mucronata subsp. californica F. R. Fosberg, Joseph A. Ewan 1931-8-13 797 Los Angeles Islip Trail, S. slope mt. Hawkins; San Gabriel Moutains 2301 Comment
  LA94176  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-3-12 1719 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, Tuna Canyon Road, ca 3 mi above Hwy 1, ravine just W of road. 289 Comment
  LA94181  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-3-12 1686 Los Angeles SANTA MONICA MOUNTAINS, Lobo Canyon, ca 0.75 mi W of Triunfo Canyon Rd, bluff just N of Lobo Creek. 304 Comment
  UC450859  Pellaea mucronata var. mucronata Fay A. MacFadden 1931-3-1 52 E Los Angeles Tuna Canyon; Verdugo Hills Comment
  RSA712716  Pennisetum setaceum A. C. Sanders 2003-3-14 25757 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd., north edge of 210 freeway east of the San Gabriel River channel. 159 Comment
  UCSB22543  Penstemon caesius Wilken, Dieter 1968-7-9 Los Angeles 1/2 mile south of Dawson Saddle; along ridge near Throop Peak; San Gabriel Mtns 2468 Comment
  RSA613609  Penstemon centranthifolius Louis C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mountains: Head of Mattox Canyon at Santa Clara Divide Road. 1250 Comment
  SD254671  Penstemon centranthifolius R. G. Swinney 2011-7-8 15486 Los Angeles San Gabriel Mountains; Strawberry Potrero, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property (Chilao Flat 7.5'Q) 1427 Comment
  SFV3429  Penstemon centranthifolius K. A. Wilson 1961-3-11 991 Los Angeles San Gabriel Mountains San Francisquito Canyon. 3 miles south of Green Valley. 790 Comment
  RSA412436  Penstemon centranthifolius Robert M. Perkins 1936-4-3 164 Los Angeles San Gabriel Canyon. Comment
  UC1280776  Penstemon grinnellii H. E. McMinn 1926-7-22 1789 Los Angeles Bear Flat trail trail to Mt. Baldy - Mt. San Antonio, Bear Flat trail (Trail to Mt. Baldy - Mt. San Antonio) Comment
  RSA0098171  Penstemon grinnellii subsp. grinnellii R. G. Swinney 2011-8-5 15601 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
  RSA733076  Penstemon grinnellii subsp. grinnellii R. G. Swinney 2001-6-20 7996 Los Angeles Summit of Mt. Lewis, NW of Dawson Saddle. 2524 Comment
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Feb 6 2013
  JEPS3886  Penstemon grinnellii var. grinnellii Joseph Andorfer Ewan and Nesta Ewan 1936-8-5 9954 Los Angeles (2 mi below Santa Monica Girl Scout Camp) (Mescal Canyon); San Gabriel Mts., Mescal Canyon 1463 Comment
  UCR11969  Penstemon heterophyllus P. H. Raven 1960-5-21 15398 Los Angeles Western Transverse Range; Santa Monica Mtns., Cornell Corners 244 Comment
  UCR277034  Penstemon heterophyllus R. G. Swinney 2010-5-25 12918 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  NY604257  Penstemon labrosus T. S. Ross 1994-7-7 8134 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca. 85 m south of intersection of sections 3,4,9,10). 1676.4 Comment
  RSA332051  Penstemon rostriflorus Wayne E. Sawyer 1981-6-29 74 Los Angeles San Gabriel Mtns., Angeles National Forest: CA Hwy. 2 between Dawson Saddle and junction of CA Hwy. 39, 1.6 mi. from Dawson Saddle. 2302 Comment
  SEINET12287522  Penstemon spectabilis I. W. Clokey, Templeton, B. 1929-1 s.n. Los Angeles Madeville Canyon, Santa Monica Mts 300 Comment
  RSA0070782  Pentagramma triangularis Scott D. White, Brian Leatherman 1997-1-14 6044 Los Angeles NW San Gabriel Mts. Santa Clara River Watershed: Upper Oak Springs Canyon, above existing gravel quarry. 580 Comment
  RSA0105225  Pentagramma triangularis R. G. Swinney 2011-10-27 15904 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
  CAS-BOT-BC71665  Pentagramma triangularis subsp. triangularis Timothy S. Ross; Steve Boyd 1994-5-4 7681 Los Angeles Dogwood Canyon: narrow canyon draining NE to Burns Canyon from the NE summit of Grass Mountain 1283 Comment
  SEINET4065774  Pentagramma triangularis subsp. triangularis M. B. Dunkle 1939-1 7244 Los Angeles Collected from grassy bluffs in Chenetti Canyon on San Clemente Island. Comment
  RSA471848  Perityle emoryi Anstruther Davidson 1891-6-25 s.n. Los Angeles Santa Caltalina Island Comment
  SBBG98072  Perityle emoryi T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5236 Los Angeles first un-named cyn S of Snake Cactus Cyn (drainage beginning 1420' W of Guds) 152 Comment
  CAS-BOT-BC418875  Persicaria hydropiperoides A. C. Sanders; T. B. Salvato; Mitch Provance 2009-5-27 36952 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
  SBBG33457  Petalonyx thurberi subsp. thurberi A. D. E. Elmer -Jun-1902 Los Angeles Palmdale Comment
  UCR237901  Phacelia Mark A. Elvin 2003-4-22 2528 Los Angeles Western Transverse Range, Newhall Ranch, bee site on open former oil well pad just east of Grapevine Mesa, S of Santa Clara River and Hwy 126, c. 4 mi. east of Ventura Co. line 314 Comment
  LA200562  Phacelia brachyloba O. H. Kappler; 1944-4-23 592 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope near fire station 182 Comment
  UCR271248  Phacelia brachyloba R. G. Swinney 2011-6-1 14970 Los Angeles San Gabriel Mountains, north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes 1256 Comment
  RSA15220  Phacelia brachyloba Fay A. MacFadden 1930-4-10 1674 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  LA26125  Phacelia cicutaria var. hispida Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  RSA762729  Phacelia cicutaria var. hispida R. G. Swinney 2008-12-4 9942 Los Angeles Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  UC1234777  Phacelia cicutaria var. hispida Peter H. Raven 1962-5-23 17855 Los Angeles ocean bluffs at e side Avalon Bay; Santa Catalina Island Comment
  UC1426008  Phacelia cicutaria var. hispida Donald R. Bissing 1973-6-2 124 Los Angeles at roadside 0.5 mi from canyon mouth; San Gabriel Mountains, Evey Canyon 743 Comment
  UCD120312  Phacelia cicutaria var. hispida Collector unknown 1923-5-22 266 Los Angeles Eaton Canyon trail. Comment
  UCR280515  Phacelia cicutaria var. hispida R. G. Swinney 2014-5-13 16500 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  RSA552589  Phacelia cicutaria var. hispida D. Charlton, Robb Fishman 1991-5-21 5215 Los Angeles Southern Ritter Ridge, site of Joshua Tree preservation preserve, Palmdale. 1037 Comment
  SDSU6635  Phacelia cicutaria var. hispida A. H. Gallup 1948-4-28 150 Los Angeles Claremont 'Wash' northeast of Claremont. 381 Comment
  UCR205119  Phacelia cicutaria var. hubbyi R. G. Swinney 2008-4-17 8681 Los Angeles San Gabriel Mtns., San Dimas, lower Shay Canyon 366 Comment
  RSA0011597  Phacelia cryptantha Orlando Mistretta, Christine Mistretta 2011-6-15 5693 Los Angeles Northern edge of San Gabriel Mountains, 0.6 air miles N of Aliso Cyn Rd,. 1078 Comment
  RSA0082828  Phacelia cryptantha R. G. Swinney 2010-5-19 12778 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  RSA765195  Phacelia cryptantha Justin M. Wood 2010-5-10 1598 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  JEPS97657  Phacelia davidsonii Annetta M. Carter 1951-5-21 3058 Los Angeles Horse Flats, San Gabriel Mtns. Comment
  UCR43325  Phacelia davidsonii David Charlton 1986-6-15 230 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
  SEINET5759882  Phacelia davidsonii G. B. Grant 426 Los Angeles Summit of Mt. Wilson 1829 Comment
  UC56219  Phacelia distans H. M. Hall Apr. 1903 3755 Los Angeles near Pasadena Comment
  RSA615711  Phacelia distans Louis C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravennna. 716 Comment
  UC284964  Phacelia floribunda P. A. Munz 1923-4-8 6624 Los Angeles San Clemente Island Comment
  RSA252916  Phacelia fremontii Robert F. Thorne 1973-4-20 43055 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  RSA729647  Phacelia fremontii R. G. Swinney 1998-7-2 6232 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  RSA233555  Phacelia fremontii Robert F. Thorne 1972-6-29 42101 Los Angeles San Gabriel Mountains, Angeles National Forest: c. 2.0 mi SE of Valyermo on road to Jackson Lake 1433 Comment
  POM73539  Phacelia grandiflora H. E. Hasse 1889-08 s.n. Los Angeles near Santa Monica Comment
  RSA155826  Phacelia grandiflora Peter H. Raven 1962-5-23 17859 Los Angeles Santa Catalina Island, ocean bluffs at East side of Avalon Bay. Comment
  RSA605396  Phacelia imbricata Scott D. White, Chet McGaugh 1995-6-6 3227 Los Angeles E edge of Santa Susana Mountains, just W of San Gabriel Mountains: Sunshine Canyon. W of San Fernando Road & I-5 Freeway, just SW of interchange w/ SR 14 Freeway. 457 Comment
  RSA660164  Phacelia imbricata subsp. imbricata Orlando Mistretta 1992-5-25 442 Los Angeles Transverse Ranges; San Gabriel Mountains region: Fenner Canyon Conservation Camp, Between camp boundary and water tower. Comment
  UC1228374  Phacelia imbricata subsp. imbricata L. R. Heckard 1956-6-30 776 Los Angeles near Padua Hills (ne of Claremont); foothills of San Gabriel Mountains Comment
  UCR79367  Phacelia imbricata subsp. imbricata Steve Boyd, Orlando Mistretta 1993-6-3 8179 Los Angeles San Gabriel Mtns., N of Sylmar and south of Santa Clarita, within Tujunga Ranger District of the Angeles National Forest, north of Santa Clara Road (3N17.9), at head of eastern most canyons, 1/4 mi NE of May Canyon Saddle 1155 Comment
  SBBG47534  Phacelia lyonii M. B. Dunkle 1929-4-25 2146 Los Angeles Middle Ranch Gorge Comment
  SEINET5518991  Phacelia lyonii A. A. Heller 1908-7-16 8955 Los Angeles Near Avalon, Santa Catalina Island Comment
  POM3756  Phacelia minor P. A. Munz 1918-3-28 2002 Los Angeles Small canyon: 3 mi. N of Claremont, near Palmer s Canyon Comment
  RSA428059  Phacelia minor T. S. Clare 1929-3-28 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  RSA0055023  Phacelia minor Jim Shevock 1970-3-8 28 Los Angeles Foothills of San Gabriel Mountains, above Sylmar. 335 Comment
  RSA7454  Phacelia minor Fay A. MacFadden 1930-5-9 1654 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  RSA771578  Phacelia mohavensis R. G. Swinney 2009-6-2 11019 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SBBG122082  Phacelia platyloba A. Parikh, N. Gale 2003-5-2 1743 Los Angeles 0.75 km N of jct of Interstate 5 and Magic Mtn Parkway, N of Santa Clara River 360 Comment
  RSA0080654  Phacelia ramosissima R. G. Swinney 2010-5-29 13016 Los Angeles May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar. 939 Comment
  RSA0106739  Phacelia ramosissima R. G. Swinney 2011-5-19 14764 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned Milley's Apple Orchard. 912 Comment
  CHSC35454  Phacelia ramosissima var. latifolia James Henrickson 1979-5-23 18180 Los Angeles Ca 7 air miles N of Newhall in Dry Canyon; S of Dry Canyon Reservoir, on floor of canyon along drainage. 411 Comment
  CHSC99447  Phacelia ramosissima var. latifolia LeRoy Gross; M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1061 Los Angeles Transverse Ranges: Verdugo Mountains region: South side of mountains; West side of Brand Canyon just a short distance above the cemetery. UTM Zone 11: 3783548N 0382545E. 307 Comment
  CAS-BOT-BC159107  Phacelia ramosissima var. latifolia Timothy S. Ross 1992-5-24 6426 Los Angeles Lower Brown's Gulch: W of San Gabriel Dam, on W side of Hwy 39: disturbed chaparral-clad slope 487 Comment
  LA81958  Phacelia viscida O. H. Kappler; 1944-5-21 630 Los Angeles Santa Monica Mountains, Monte Nido 213 Comment
  RSA428246  Phacelia viscida Anstruther Davidson 1889-08 s.n. Los Angeles Los Angeles. Comment
  UC1872955 Image available Phacelia viscida John Knapp and Denise Knapp 2003-4-13 19 Los Angeles Catalina Island; 3687871.928N x 377624.177E Comment
  RSA131239  Phacelia viscida Percy C. Everett, E. K. Balls 1959-6-2 23825 Los Angeles 1 mile northeast of entrance to Stokes Canyon, Santa Monica Mountains. 183 Comment
  RSA26558  Phacelia viscida Martha Hilend, Harley H. Bartlett 1928-3-15 s.n. Los Angeles Palos Verdes Hills Comment
  RSA584099  Phalaris aquatica Timothy S. Ross, Steve Boyd 1990-5-15 2525 Los Angeles Peripheral ridge N from Yerba Buena Ridge Rd. dividing tributaries of Oak Spring Canyon and Boulder Canyon. ...introduced along the Forest Service road margin, where common. 914 Comment
  RSA235308  Phalaris minor E. R. Blakley 1962-6-9 5205 Los Angeles San Clemente Island. Canyon west of road, 2 1/2 miles north of China Point 213 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
  CATA3132  Phalaris paradoxa Sarah Ratay 2010-3-31 116 Los Angeles Santa Catalina Island: End of east WBG road 201 Comment
  JEPS71118  Phlox gracilis Frank W. Peirson 1921-7-3 2484 Los Angeles e end Pinyon Ridge; San Gabriel Mountains 2286 Comment
  SEINET11771772  Phoenix dactylifera W. R. Hamilton 1901-1 s.n. Los Angeles Long Beach Comment
  RSA459257  Pholistoma auritum T. S. Clare 1929-3-28 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  UC1069427  Pholistoma auritum A. D. Gifford 1935-5-8 689 Los Angeles 4 3/4 mi. e.-n.e. Warm Springs; Angeles Nat'l Forest, Tejon Quad. Comment
  SBBG64822  Pholistoma membranaceum M. N. Ackley 1926-5-8 380 Los Angeles Little Rock 914 Comment
  RSA526519  Pholistoma racemosum Steve Boyd, Tim Ross, L. Arnseth 1990-4-7 4258 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA527623  Pholistoma racemosum Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4407 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  UCSB1324  Phoradendron leucarpum subsp. tomentosum Beach, Kay 1943-12-23 Los Angeles San Dimas Exp. Forest; Fern Canyon trail by gage 72 Comment
  CAS-BOT-BC141299  Phoradendron serotinum subsp. tomentosum Timothy S. Ross; Steve Boyd 1994-9-21 8317 Los Angeles Sanberg: 150-170 m SSE of town along the Old Ridge Route. Liebre Mountains 1277 Comment
  POM354338  Phoradendron villosum L. E. Hoffman 1932-10-30 17133 Los Angeles San Gabriel Mountains: Barley Flats Comment
  RSA251449  Phyllospadix scouleri Robert F. Thorne 1966-4-16 36040 Los Angeles San Clemente Island, between Seal Cove and Eel Point (2/3 mile SSE of Point), SW side of island 0 Comment
  UC813908  Phyllospadix torreyi F. R. Fosberg 1931-5-16 S 4877 Los Angeles Little Harbor Santa Catalina Island -2 Comment
  POM296460  Phyllospadix torreyi Arthur L. Cohen 1935-8-8 714 Los Angeles Long Beach Comment
  UC457248  Pickeringia montana var. montana Carl Epling 1931-4-25 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  RSA673605  Pinus attenuata LeRoy Gross 2003-1-18 684 Los Angeles Along dirt road that had a sign stating Plantation Lateral just off Verdugo Mountainway, along crest of the Verdugo's. 854 Comment
  RSA0025153  Pinus contorta var. murrayana Jane Tirrell 2012-6-11 LS 0065 Los Angeles North-facing gravelly slope 30 feet above Pacific Crest Trail, approximately 1 mile east of Windy Gap. 2554 Comment
  POM19003  Pinus flexilis Philip A. Munz 1923-8-31 7672 Los Angeles San Gabriel Mountains: ridge south of Swartout Valley 2591 Comment
  CAS-BOT-BC73161  Pinus jeffreyi John H. Thomas 1959-3-22 7572 Los Angeles San Gabriel Mts., Angeles National Forest. Sulphur springs, about 18 miles NE of center of Pasadena. 1219 Comment
  UCR223401  Pinus jeffreyi R. G. Swinney 2009-7-29 11429 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  UCR149006  Pinus monophylla June Latting 1973-1-7 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek, Pseudotsuga study site, Fenner Canyon 1707 Comment
  OBI69267  Piperia cooperi John Knapp, Denise Knapp 2003-4-13 26 Los Angeles Catalina island 3695769.992N x 370288.942e 104 Comment
  RSA597175  Piperia cooperi Louis C. Wheeler 1950-5-19 6761 Los Angeles San Gabriel Mountains. Mesa between Millard Canyon and Arroyo Seco. 426 Comment
  SBBG113047  Piperia elongata S. A. Junak with K. Kirkland 1998-4-30 SCa 568 Los Angeles ridge overlooking Hamilton Cyn, downslope from Airport Rd 292 Comment
  RSA297338  Piptatherum miliaceum Larry E. DeBuhr 1977-4-16 2570 Los Angeles Santa Catalina Island. Bottom end of Cottonwood Canyon Comment
  RSA0034285  Piptatherum miliaceum Mark L. Hoefs, Steven A. Junak, Melissa Askew 1999-7-15 3060 Los Angeles Santa Catalina Island: Lower Bulrush Canyon. 262 Comment
  POM368885  Plagiobothrys arizonicus Ora M. Clark 1929-3-30 1920 Los Angeles W. of Lancaster Comment
  UCR126747  Plagiobothrys arizonicus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26234 Los Angeles Western San Gabriel Mtns., Castaic, south side of Lake Hughes Rd. near Ridge Route, west of Castaic Creek, Newhall Ranch property 351 Comment
  RSA674691  Plagiobothrys canescens Scott D. White, S. Leateherman, David E. Bramlet, A. O'Neal, Walter sangkatavat 2001-4-24 8406 Los Angeles Southwestern Liebre Mountains: Grasshopper Canyon area near Castaic lake. 518 Comment
  UCR47665  Plagiobothrys canescens var. catalinensis F. R. Fosberg 1932-5-7 10648 Los Angeles Channel Islands, Santa Catalina Island, ridges south of Grand Canyon 457 Comment
  UCR177278  Plagiobothrys nothofulvus Scott D. White, Michael Honer 2003-5-7 9203 Los Angeles Liebre Mountains, Tapia Canyon, c. 2 air mi east of the Hwy 5 junction with 'Old Ridge Route 457 Comment
  POM287297  Plagiobothrys nothofulvus Arthur L. Cohen 1934-8-2 517 a Los Angeles Ocean Park. Comment
  POM246421  Plantago erecta F. R. Fosberg 1931-3-20 S- 4317 Los Angeles Santa Catalina Island. Hamilton Canyon near Avalon. 2 Comment
  RSA305700  Plantago erecta Mark Hoefs 1973-4-6 138 Los Angeles Santa Catalina Island: Middle of Cape Canyon. 305 Comment
  RSA401970A  Plantago erecta M. B. Dunkle 1939-4-6 7324 Los Angeles San Clemente Island. Mosquito Ridge. Comment
  SD38083  Plantago lanceolata Edith A. Purer 1931-3-16 1010 Los Angeles Along Western Avenue. Comment
  RSA649008  Plantago major Scott Lowe 1991-5-12 32 Los Angeles San Gabriel River chanel, about 500 m. norht of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  RSA0096640  Plantago ovata Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 SCa- 627 Los Angeles Santa Catalina Island. Ca. 0.85 air miles NW of East Peak. Along road to East Peak, just SW of Peak 1245. 347 Comment
  RSA401947B  Plantago ovata var. fastigiata Anstruther Davidson 1902-5-4 s.n. Los Angeles Redondo. Comment
  CATA173  Plantago ovata var. insularis Mark L. Hoefs, A. Douglas Propst 1973-4-6 138 Los Angeles Santa Catalina Island: Middle of Cape Canyon 304 Comment
  RSA251526  Plantago ovata var. insularis Robert F. Thorne 1973-4-12 42919 Los Angeles San Clemente Island, Horse Cove, S end of island. 5 Comment
  CAS-BOT-BC93187  Platanus racemosa Joseph Andorfer Ewan 1937-8-23 11050 Los Angeles San Gabriel Mountains. Tijuga Creek near mouth of canyon. Comment
  RSA3248  Platanus racemosa Carl B. Wolf 1931-6-25 2234 Los Angeles Wash SW of Los Angeles Botanic Garden, along Beverly Blvd. (Mandeville Canyon). 61 Comment
  SEINET8043948 Image available Platanus racemosa R. G. Swinney 2010-1 12297 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near end of Wallabi Ave. 433 Comment
  RSA0119007  Platystemon californicus T. B. Salvato 2007-4-27 2088 Los Angeles Tehachapi Mountains Foothills: Bronco Canyon, c. 0.5 mi above confluence with Pescado Creek. 1067 Comment
  UCR191999  Platystemon californicus A. C. Sanders 2008-4-17 34949 Los Angeles Transverse Range, foot of hill c. 1 mile SW of Neenach School, c. 1.5 mi. west of mouth of Pine Canyon 945 Comment
  UCR224373  Platystemon californicus Justin M. Wood 2010-5-10 1635 Los Angeles San Gabriel Mountains, vicinity of Littlerock Creek, just southwest of intersection of Chesebro Road and Mt. Emma Road 973 Comment
  POM11215  Platystemon californicus George B. Grant 1904-5-14 s.n. Los Angeles Playa del Rey. Comment
  UCR210407  Poa annua R. G. Swinney 2008-12-6 9968 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel 229 Comment
  CATA880  Poa secunda subsp. secunda Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-31 1692 Los Angeles Santa Catalina Island: Above Black Jack Road by fenced mine shaft 411 Comment
  RSA92323  Poa secunda var. secunda F. W. Peirson 1918-6-10 5367 Los Angeles Summit of San Gabriel Peak 1860 Comment
  CAS-BOT-BC419777  Polygonum argyrocoleon John Thomas Howell 1948-7-2 24770 Los Angeles Palos Verdes Hills Comment
  UCR95367  Polygonum aviculare L. C. Wheeler 1966-10-12 8965 Los Angeles San Gabriel Mtns., San Gabriel Canyon, the forks Comment
  CAS-BOT-BC413998  Polygonum aviculare subsp. aviculare C. W. Tilforth 1968-3-14 141 a Los Angeles LASCA Comment
  UCR210187  Polygonum hydropiperoides R. G. Swinney 2008-10-22 9663 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
  IRVC28755  Polygonum punctatum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25526 Los Angeles Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction Santa Clara River Valley 305 Comment
  CATA2971  Polypodium californicum Amy Catalano 2016-1-28 008 Los Angeles Santa Catalina Island: Inside Exclosure 4A, mid-slope, N-facing hillside 393 Comment
  RSA0091977  Polypodium californicum R. G. Swinney 2011-11-1 15936 Los Angeles confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  SBBG17038  Polypodium californicum K. A. Wilson, D. E. Bianchi 1961-2-2 818 Los Angeles Placerita Rd; small gully 2 mi E of Hwy 6 Comment
  UC399451  Polypodium californicum George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 1026 Los Angeles Santa Catalina Isl. Comment
  RSA689959  Polypodium californicum Johnstone 1937-06 s.n. Los Angeles Angeles Crest Highway. Comment
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Jan 11 2007
  UCSB62300  Polypodium californicum Kiefer, Lawrence 1966-9-5 Los Angeles San Gabriel Mtns., E fork of the San Gabriel River, ca. 0.5mi above Fish Fork Camp 1066 Comment
  UCSB62313  Polypodium californicum Kiefer, Lawrence 1967-2-18 Los Angeles San Gabriel Mtns., N of Pasadena, N Fork Mill Creek, ca. 4mi upstream from Angeles Forest Hwy. 1219 Comment
  UCSB62358  Polypodium californicum Kiefer, Lawrence 1967-2-4 Los Angeles San Gabriel Mtns., N of La Canada, Big Tujunga Canyon, E of Big Tujunga Reservoir, along US Forest Service Road 3W27, ca. 1mi Comment
  UCSB62461  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  RSA160573  Polypogon interruptus P. H. Raven 1962-5-22 17846 Los Angeles Santa Catalina Island, above Emerald Bay 122 Comment
  UC1063680  Polystichum imbricans subsp. curtum Jerome S. Horton 1936-5-26 345 Los Angeles trail n of Brown's Flat; San Dimas Experimental Forest, Cucamonga Quadrangle Comment
  UC1930149  Polystichum imbricans subsp. curtum Mark Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 357 Los Angeles Transverse Ranges; San Gabriel Mountains region: San Gabriel Mtns. Angeles National Forest. Glendora Ridge Rd. 1.8 mi W of gate at Mt. Baldy Road. Comment
  POM360795  Populus X parryi F. R. Fosberg 1931-5-7 S 4830 Los Angeles Santa Catalina Island. Cottonwood Canyon, just below Cape Blanco. Comment
  POM360751  Populus fremontii Robert Gustafson 1978-6-1 988 Los Angeles Near the entrance of Hungry Valley off dirt road leading into the valley, 0.1 west of the paved 2-lane Peace Valley Rd., about 1/4 miles west of Gorman. 1220 Comment
  RSA747185  Potentilla glandulosa R. G. Swinney 2008-6-9 9010 Los Angeles middle fork of Punchbowl Canyon at junction with South Fork Trail, 2.1 mi. SSE of Devils Punchbowl Co. Park headquarters via trail 1585 Comment
  UCR204021  Potentilla glandulosa R. G. Swinney 2001-9-15 8145 Los Angeles San Gabriel Mountains, Windy Spring, c. 0.3 mi northwest of Little Jimmy Campground on Pacific Crest Trail 2256 Comment
  UCR210133  Potentilla glandulosa R. G. Swinney 2008-8-13 9390 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.3 mi. east of Fenner Canyon 1860 Comment
  RSA191368  Prunella vulgaris subsp. lanceolata Robert F. Thorne, M. Z. Thorne 1967-7-19 37178 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Cienega Springs, above Crystal Lake Recreation Area. 1982 Comment
  RSA601063  Prunus fasciculata Steve D. Boyd, Lauren Raz 1997-6-18 9995 Los Angeles Liebre Mountains region: Along Elizabeth Lake Road in Leona Valley (San Andreas Fault Rift zone), south of Ritter Ridge, 3.6 road miles west of intersection with Highland St. 890 Comment
  CAS-BOT-BC154928  Prunus ilicifolia C. B. Wolf; P. C. Everett 1937-10-19 9376 Los Angeles Placerita Canyon, along Placerita Creek, 1 mi. E. of Newhall 396 Comment
  RSA567309  Prunus ilicifolia Tim S. Ross 1990-6-28 3987 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  RSA656385  Prunus ilicifolia John Kelling 1980-5-26 18 Los Angeles Verdugo Mountains: 0.5 miles east of Childs Canyon, at the end of Allen Street, Glendale. 427 Comment
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Sep 12 2014
  UCR165239  Prunus ilicifolia A. C. Sanders, Helen Kennedy 2005-4-13 29481 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  RSA453245  Prunus ilicifolia subsp. ilicifolia Thekla Mohr 1911-07 s.n. Los Angeles Eaton's Canyon. Comment
  RSA141568  Prunus lyonii Percy C. Everett 1960-9-27 24294 Los Angeles Santa Catalina Island, Cherry Valley. 61 Comment
  RSA533996  Prunus lyonii Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5134 Los Angeles San Clemente Island, eastern escarpment, 1400 ft SSE of Jack (not Jack Point), and 1350 ft NW of the mouth of Larkspur Canyon. 145 Comment
  POM18070  Prunus virginiana var. demissa Philip A. Munz 1923-5-26 6848 Los Angeles Vincent Gulch, San Gabriel Mountains 1982 Comment
  SBBG127520  Pseudognaphalium biolettii M. L. Hoefs, R. F. Thorne 1996-4-6 2608 Los Angeles Pebbly Beach 6 Comment
  UC29433  Pseudognaphalium biolettii J. H. Barber 1907-3-16 69 Los Angeles Santa Monica Expt Station Southern California Comment
  UCR126230  Pseudognaphalium biolettii A. C. Sanders 2003-3-14 25759 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  RSA91753  Pseudognaphalium biolettii F. W. Peirson 1923-4-12 3465 Los Angeles Wilson's Cove, San Clemente Island. Comment
  SBBG106257  Pseudognaphalium californicum S. A. Junak 1985-5-16 SCl 95 Los Angeles N fork of Cave Cyn 445 Comment
  UC75922  Pseudognaphalium leucocephalum Geo. B. Grant 1901-1-1 516 Los Angeles Pasadena Comment
  SBBG131604  Pseudognaphalium luteoalbum S. A. Junak 1999-7-15 SCa 1036 Los Angeles N border of lower reservoir in Bulrush Cyn 304 Comment
  CAS-BOT-BC357297  Pseudognaphalium microcephalum Javier Penalosa 1960-9-1 911 Los Angeles (eastern) Los Angeles Co. San Dimas Canyon Park Comment
  POM358724  Pseudognaphalium stramineum M. B. Dunkle 1928-5-27 1975 Los Angeles Hamilton Canyon, San Clemente Island Comment
  RSA384626  Pseudotsuga macrocarpa Christina Clark 1928-10-14 s.n. Los Angeles Mountain sides. Foot Mt. San Antonio Comment
  SBBG81871  Pseudotsuga macrocarpa D. Keil 1980-3-28 13740 Los Angeles lower Shake cmpgrd near Lake Hughes 1310 Comment
  UCSB16217  Pseudotsuga macrocarpa Gerhart, Janet 1963-4-6 Los Angeles 1 mi. on trail E of Red Box Ranger Station at intersection of State Highway 2 and Mt. Wilson Road 822 Comment
  RSA594288  Pteridium aquilinum var. pubescens L. C. Wheeler 1967-7-30 10256 Los Angeles San Gabriel Mountains. Big Tujunga Canyon at Trail Canyon. 518 Comment
  RSA0011721  Pteris vittata Scott D. White, Pam DeVries 6028 Los Angeles San Gabriel River Canyon. N of Azusa. Parallel to Hwy 39. Canyon bottom and adjacent slopes along unnamed dirt access rd to gauging stn. below Morris Dam. 244 Comment
  SFV20875  Pteris vittata L. Gross 2000-9-30 274 Los Angeles San Gabriel Mountains Monrovia Canyon, just below the first waterfall, above Monrovia Canyon Park. 518 Comment
  POM2152  Pterostegia drymarioides I. M. Johnston 1918-6-23 s.n. Los Angeles Spring Hill, San Antonio Canyon; Upper Sonoran Zone. 1280 Comment
  RSA598207  Pterostegia drymarioides Steve Boyd, Lauren Raz 1997-3-4 9137 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
  RSA736332  Punica granatum Scott D. White, Justin M. Wood 2008-5-19 12014 Los Angeles Whittier Narrows Dam County Recreation Area. San Gabriel River floodplain, between Durfee Ave. and 605 freeway. SCE powerline corridor. 67 Comment
  UC909734  Purshia tridentata var. glandulosa Norman C. Cooper 1948-4-21 2669 Los Angeles Littlerock 762 Comment
  UCSB27900  Quercus X alvordiana Lloyd, Robert 1959-3-24 Los Angeles At Oak Flats Fire Station, 10 mi. north of Castaic, on U.S. Hwy. 99, Tehachapi Mts. 822 Comment
  UCSB27958  Quercus X grandidentata Lloyd, Robert 1959-3-3 Los Angeles Ganesha Hills near corner of Hillcrest and North Hill Rd. north of Pomona, California 274 Comment
  UCSB61876  Quercus X grandidentata Ewan, Joseph 1934-12-27 Los Angeles Sawpit Cyn. Monrovia Comment
  SBBG32147  Quercus X macdonaldii R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -209 Los Angeles upper-middle Bullrush Cyn, Salta Verde Comment
  RSA476839  Quercus agrifolia F. R. Fosberg 1932-1-3 7423 Los Angeles Upper Malibu Creek Santa Ana Mts. [actually Santa Monica Mtns] Comment
  OBI8150  Quercus agrifolia var. agrifolia Lewis Meltz 1977-4-9 LM 27 Los Angeles 100m N of Eaton Cyn Wash, 2.5 km E of Eaton Cyn bridge Comment
  UCD45088  Quercus agrifolia var. agrifolia Antonio F. Machado; Lisa Seemann 1993-3-5 21 a Los Angeles Santa Susana Mtns., Stony Point at the jcn. of Santa Susana Pass and Topanga Cyn. Hwy. 400 m elev. 400 Comment
  UCR130507  Quercus agrifolia var. oxyadenia R. E. Riefner Jr. 2000-8-29 00- 749 Los Angeles San Gabriel Mtns., north of Azusa, Hwy 39, canyons along Morris Reservoir 352 Comment
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Jan 5 2020
  CDA988  Quercus berberidifolia D. G. Kelch 1991-3-23 1330 Los Angeles Catalina Island. East of Avalon. Comment
  POM18613  Quercus berberidifolia E. S. Spalding 1921-2-26 s.n. Los Angeles Ganesha Hills, Pomona. Comment
  POM290510  Quercus berberidifolia Lyman Benson 1949-11-7 14286 Los Angeles San Gabriel Mt. Range. 7 miles south of Vincent 1220 Comment
  RSA655462  Quercus berberidifolia LeRoy Gross 2000-11-12 330 Los Angeles Verdugo Mountains: Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway. This road goes up to Green Verdugo Reservoir. 412 Comment
  UCR55880  Quercus berberidifolia J. A. Adams 1965-4-24 138 Los Angeles San Gabriel Mtns., Ely Canyon. 762 Comment
  CAS-BOT-BC62365  Quercus chrysolepis Marcus E. Jones 1882-2-27 3035 Los Angeles Pasadena Comment
  SBBG58061  Quercus chrysolepis Miss Rice -- Los Angeles Bouquet Cyn Comment
  UCD40442  Quercus chrysolepis Rodney Gale Myatt 1970-9-16 570 -14 Los Angeles Along Baldy Mt. Road, at wash next to powerhouse. Near Los Angeles County line, north of Pomona. 1380 Comment
  UCR124756  Quercus chrysolepis B. C. Templeton 1932-6-17 4894 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  JEPS46660  Quercus dumosa Ernest Braunton 1892-2 Los Angeles near n Pasadena Comment
  UC5590  Quercus dumosa W. H. Brewer Feb 1861 167 Los Angeles San Gabriel Comment
  UCSC001117  Quercus dumosa Peter Kamb 1948-2-14 775 Los Angeles Santa Anita Canyon, San Gabriel Mountains 396 Comment
  CAS-BOT-BC79762  Quercus durata Alice Eastwood 1919-5-29 8942 Los Angeles San Gabriel Canyon Comment
  UCR203971  Quercus durata var. gabrielensis D. E. Bramlet 2007-7-13 4109 Los Angeles San Gabriel Mountains, La Verne, 152 m north of Baseline, 1.37 km west of Live Oak Canyon Road and 1.28 km east of Marshall Creek 398 Comment
  RSA533066  Quercus engelmannii Lyman Benson 1947-5-2 12352 Los Angeles Indian Hill, Claremont. 427 Comment
  UC519945  Quercus engelmannii Louis C. Wheeler 1931-10-11 252 Los Angeles near La Verne; Thompson Wash 403 Comment
  UCD46021  Quercus engelmannii Lyman Benson 1948-11-9 13551 Los Angeles Hills at W side of mouth of Monrovia Cyn., Oak Woodland and Chaparral sandy soil south slope, 1,000'. 304 Comment
  UCR137344  Quercus engelmannii R. G. Swinney 1989-7-14 s.n. Los Angeles San Gabriel Mtns, in and near the city of Glendora, north of Sierra Madre Avenue and west of the Church of the Open Door 367 Comment
  SEINET13953341 Image available Quercus engelmannii Leila M. Shultz 1981-1 4948 Los Angeles cultivated native plants, Rancho Santa Ana Botanic Garden; dry fans and foothills below 4000 ft. Los Angeles county S to San Diego county 305 Comment
  SBBG44657  Quercus garryana W. B. Holt 1941-10-19 7 -1941 Los Angeles near Artesian Spring Camp, rd E of reservoir, Bouquet Cyn to Loma Pelona Lookout Comment
  POM19067  Quercus john-tuckeri P. A. Munz 1923-5-25 6822 Los Angeles Big Rock Creek, San Gabriel Mts. 1280 Comment
  CAS-BOT-BC105255  Quercus kelloggii Fay A. Mac Fadden 1936-9-6 14745 Los Angeles Lake Arrowhead Comment
  SBBG105551  Quercus kelloggii T. Ross, S. Boyd 1994-9-21 8297 Los Angeles vicinity of West Summit; Liebre Mtn Comment
  SEINET12853631  Quercus kelloggii Unknown 1997-10-1 s.n. Los Angeles Flora of the United States of America State: California County: Los Angeles Location: Angeles National Forest, San Gabriel Mountains, along Hwy 2 Comment
  IRVC28737  Quercus lobata A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Julie M. Vanderwier 2002-8-8 25564 Los Angeles north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur Santa Clara River Valley 274 Comment
  JEPS37327  Quercus pacifica W. L. Jepson 1908-7-13 3047 Los Angeles Catalina Island Comment
  SBBG95481  Quercus pacifica M. B. Dunkle 1928-11-2 2025 Los Angeles Gallagher Cyn Comment
  UCSB58634  Quercus pacifica Muller, Cornelius 1953-5-2 Los Angeles Upper end of Swain Canyon, near ridge top, Santa Catalina Island Comment
  CAS-BOT-BC104431  Quercus tomentella Robert F. Thorne 1967-5-19 36885 Los Angeles Santa Catalina Island, at top of side valley of Sweetwater Canyon 381 Comment
  RSA187644  Quercus tomentella Robert F. Thorne 1966-9-16 36715 Los Angeles Santa Catalina Island, left branch of Pebbly Beach Canyon 122 Comment
  RSA187883  Quercus tomentella Robert F. Thorne 1966-4-5 35823 Los Angeles Santa Catalina Island, Cape Canyon. 274 Comment
  SBBG43925  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  SBBG47499  Quercus tomentella M. B. Dunkle 1939-11-25 8679 Los Angeles NE rim Comment
  SD107852  Quercus tomentella Larry DeBuhr, Gary Wallace 1972-9-3 714 Los Angeles San Clemente Island, on rocky canyon walls of Horse Canyon, the large canyon from Thirst Peak to the SW 456 Comment
  SD69514  Quercus tomentella Robert F. Thorne 1966-4-5 35823 Los Angeles Santa Catalina Island, Cape Canyon 274 Comment
  UCR223193  Quercus wislizeni R. G. Swinney 2009-7-22 11300 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  SEINET12100197  Ranunculus californicus J. F. Bright 1933-1 8166 Los Angeles near Los Angeles Comment
  RSA400001  Ranunculus hebecarpus Franklin W. Klepinger 1938-4-23 s.n. Los Angeles Malibu Lake region Comment
  SEINET3836582 Image available Ranunculus hebecarpus Marcus E. Jones 1882-5-3 3219 Los Angeles Pasadena Comment
  UCR119831  Rhamnus alaternus Dan S. Cooper 2001-1 s.n. Los Angeles Ernest E. Debs Regional Park, Montecito Heights, SW of South Pasadena between the Pasadena Fwy (111) and the Huntington Fwy (66) 259 Comment
  LA82206  Rhamnus crocea O. H. Kappler; 1943-5-2 398 Los Angeles 45 Comment
  SEINET3246090  Rhamnus crocea A. C. Sanders, Mitch Provance, T. B. Salvato 2009-1 37082 Los Angeles San Gabriel Valley: west edge of I-605 and c. 1 mile west of the center of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte. 140 Comment
  CAS-BOT-BC55975  Rhamnus ilicifolia Timothy S. Ross; J. Mark Porter 1995-5-4 8413 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. USGS 7.5' Green Valley Quadrangle 585 Comment
  RSA0057917  Rhamnus ilicifolia Richard G. Swinney 2010-3-30 12123 Los Angeles San Gabriel Mountains: Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  RSA0086918  Rhamnus ilicifolia R. G. Swinney 2010-8-9 13466 Los Angeles Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport. 1037 Comment
  UCR271466  Rhamnus ilicifolia R. G. Swinney 2011-6-14 15150 Los Angeles San Gabriel Mountains, upper Charlton Flat Campground., 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road 1671 Comment
  SBBG39124  Rhamnus pirifolia K. K. Muller 1953-5-2 593 Los Angeles Swain Cyn above Camp Orizaba Comment
  SD45604  Rhamnus pirifolia Darley F. Howe 1953-5-3 Los Angeles Mouth of Wain Canyon, Catalina Island Comment
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Jun 10 2014
  UCR48962  Rhaphiolepis indica A. C. Sanders 1987-9-18 7364 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  LA82199  Rhus aromatica O. H. Kappler; 1944-4-9 582 Los Angeles Santa Monica Mountains, Lake Eleanor, Russell Ranch. Sherwood lake area Comment
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May 21 2014
  UCR125158  Rhus aromatica A. C. Sanders, Mark Elvin 2002-6-18 25121 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  CAS-BOT-BC170471  Rhus integrifolia J. Stuart Rowley 1933-4-16 s.n. Los Angeles Near San Telmo, Lower California Comment
  CATA2874  Rhus lancea Sara L. Crockett 1996-10-28 13 Los Angeles Santa Catalina Island: Descanso Beach Club 9 Comment
  CAS-BOT-BC167963  Rhus ovata Grant 1902-5-16 4557 Los Angeles Eagle Rock near Pasadena Comment
  RSA656221  Rhus ovata Joseph M. Keefe 1978-5-23 23217 Los Angeles San Rafael Mountains; Disturbed chaparral near path; 100 meters east of cafeteria, Glendale College, 1500 North Verdugo Road, Glendale. 287 Comment
  RSA550390  Rhus trilobata var. quinata T. S. Ross 1992-7-10 6638 Los Angeles Big Tujunga Canyon, 310 m E of where Coldwater Canyon meets Big Tujunga Creek; E side of road to Colby Ranch. 963 Comment
  UC1870323  Rhynchelytrum repens LeRoy Gross, Naomi Fraga, Bill Hogshead 2002-3-21 499 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. Slope on west side of Chandler Canyon 449 Comment
  RSA476411  Ribes amarum L. E. Hoffman 1933-3-23 17107 Los Angeles Millard's Canyon, San Gabriel Mts. Comment
  PASA2244  Ribes californicum Annetta Carter 1928-12-26 Los Angeles Mt. Wilson Trail, Mt. Wilson, Pasadena Comment
  CAS-BOT-BC93070  Ribes californicum var. hesperium C. L. Hitchcock 1932-2-3 s.n. Los Angeles San Gabriel Mountains. Evey Canyon. North of Claremont. 518 Comment
  UCR11994  Ribes californicum var. hesperium Harlan Lewis, Carl Epling 1941-1-28 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Dr., 2 mi west of Sepulveda Canyon 549 Comment
  UCR24340  Ribes divaricatum var. parishii John C. Roos, L. Roos 1950-7-15 4850 Los Angeles San Gabriel Valley, Whittier Narrows, San Gabriel River bed near Whittier 61 Comment
  POM6581  Ribes indecorum L. R. Abrams 1916-1-3 5572 Los Angeles Between Duarte and Azusa. Comment
  RSA128791  Ribes indecorum Peter H. Raven 1959-2-25 13812 Los Angeles 1.2 miles east of summit, Saddle Peak. 610 Comment
  RSA48021  Ribes indecorum C. F. Baker 1904-2-15 4011 Los Angeles San Antonio Canyon Comment
  UC11550  Ribes indecorum W. H. Brewer 1861-2-16 200 Los Angeles San Fernando Valley Comment
  CAS-BOT-BC173418  Ribes malvaceum Ernest Braunton 1903-1-12 775 Los Angeles Laurel [Canon] Canyon Comment
  RSA580986  Ribes malvaceum Catherine A. Mish 1995-2-25 9 Los Angeles Santa Monica Mtns, Malibu State Park 300 Comment
  UCD102352  Ribes malvaceum Scott D. White; Pam DeVries 1997-11 6036 A Los Angeles San Gabriel Mountains, San Gabriel River Canyon: N of Azusa; alluvial bench S of unnamed dirt access road to gauging stn. Below Morris Dam; just SE of private orchard. 259 Comment
  POM97485  Ribes malvaceum var. viridifolium P. A. Munz 1925-3-18 8921 Los Angeles Newhall Grade. Comment
  RSA0046853  Ribes malvaceum var. viridifolium T Newton, W. B. McDougall 1929-3-15 s.n. Los Angeles New Newhall, Townsend Canyon. Comment
  RSA573753  Ribes nevadense Tim S. Ross 1990-8-17 3168 Los Angeles S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine 2042 Comment
  RSA729431  Ribes nevadense R. G. Swinney 1998-7-14 6424 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. 2195 Comment
  RSA533440  Ribes speciosum Tim S. Ross 1991-4-21 4509 Los Angeles Whittier Hills (Puente Hills, pro parte), Skyline Drive at the head of Turnbull. 323 Comment
  CAS-BOT-BC173934  Ribes viburnifolium Lester Rowntree 1938-3-15 s.n. Los Angeles Catalina Comment
  SD114013  Ribes viburnifolium Darley F. Howe 1968-2-25 4488 Los Angeles Santa Catalina Island; hillside north of Fourth of July Cove. Comment
  SFV2121  Ricinus communis P. G. Kilburn 1958-3-5 646 Los Angeles San Fernando Valley Base of Oat Mountain, Brown Canyon. 300 yards north of De Soto Ave. storage pond. 366 Comment
  POM259069  Rigiopappus leptocladus Gaines 1940-5-10 s.n. Los Angeles Chilao Flats, San Gabriel Moutnains. Comment
  JEPS2823  Rorippa curvipes var. truncata Frank W. Peirson 1921-6-19 2450 Los Angeles Crystal Lake San Gabriel Mountains, North Fork San Gabriel River; Crystal Lake, North Fork, San Gabriel River, San Gabriel Mts. 1676 Comment
  UCR205134  Rorippa curvisiliqua R. G. Swinney 2008-4-30 8696 Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon Debris Basin 341 Comment
  UC2015623  Rorippa curvisiliqua Scott White 1994-7-14 2290 Los Angeles San Gabriel Mountains: San Dimas Canyon; along San Dimas Canyon Road. Comment
  RSA550704  Rosa californica Tim S. Ross, Annette Ross 1991-7-29 5702 s Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  RSA594310  Rosa californica Steve D. Boyd, Lauren Raz 1996-10-14 9042 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  RSA654412  Rosa californica Matt Brooks 1988-5-12 64 Los Angeles Hacienda Heights, Oak Canyon Dr. 0.8 miles south of its intersection with Turnbull Canyon Rd. Comment
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Aug 12 2014
  UCR124390  Rosa californica I. W. Clokey, B. C. Templeton 1929-1 4559 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  VVC458  Rosa californica P. J. MacKay 1989-1 s.n. Los Angeles San Gabriel Mtns, Jackson Lake. about 10 miles west of Wrightwood on Highway N4. About 300 m from lake 1873 Comment
  JEPS45641  Rosa woodsii subsp. gratissima Frank W. Peirson 1919-6-14 470 Los Angeles Big Rock Creek Canyon; San Gabriel Mts. 1676 Comment
  RSA545321  Rubus discolor Tim S. Ross 1992-5-17 6344 Los Angeles San Gabriel Mountains; near elbow of the E fork of the San Gabriel River. 260m W of the mouth of Cattle Canyon 576 Comment
  CAS-BOT-BC158821  Rubus ursinus Timothy S. Ross; Steve Boyd 1994-5-10 7712 Los Angeles Warm Springs Canyon: Spring (un-named, but marked on topo map) along Warm Springs - Fish Canyon Truck Trail (6N32), ca 2160 m NNW of Warm Springs Mtn. summit - Liebre Mountains 804 Comment
  POM310391  Rubus ursinus Margaret Hardinge 1946-3-11 141 Los Angeles Big Dalton Canyon. 457 Comment
  RSA0092230  Rubus ursinus R. G. Swinney 2011-5-12 14717 Los Angeles San Gabriel Mountains: along Cabin Canyon Creek near the confluence with Aliso Canyon. 1195 Comment
  RSA499371  Rubus ursinus Albert J. Perkins 1915-10-31 s.n. Los Angeles Clear Creek Trail, Tujunga Ca - on Comment
  RSA578318  Rubus ursinus Tim S. Ross, Steve D. Boyd 1994-5-10 7712 Los Angeles Warm Springs Canyon: spring (un-named, but marked on topo map) along Warm Springs-Fish Canyon truck Trail (6N32); 2160 m NNW of Warm Springs Mtn. summit. 799 Comment
  RSA65920  Rumex conglomeratus F. W. Peirson s.n. Los Angeles Arroyo Seco Canyon, San Gabriel Mts. Comment
  POM2355  Rumex crispus J. F. Illingworth 1898-05 s.n. Los Angeles Claremont. Comment
  RSA251406  Rumex salicifolius Robert F. Thorne 1966-4-16 36052 Los Angeles San Clemente Island, c. 1/2 mile SSE of Eel Point, SW side of island 2 Comment
  UCR119558  Rupertia physodes L. C. Wheeler 1965-8-22 s.n. Los Angeles San Gabriel Mtns., Devils Canyon Campground Comment
  SEINET3130580  Ruppia maritima G. B. Grant 1904-1 1142 Los Angeles Playa de Rey Comment
  SBBG45787  Salicornia pacifica E. R. Blakley 1963-12-7 6363 Los Angeles mouth of Chenity Cyn, Pyramid Cove 1 Comment
  UCR272747  Salicornia virginica M. B. Dunkle 1939-4-7 7330 Los Angeles San Clemente Island, Pyramid Cove 91 Comment
  RSA478900  Salicornia virginica L. E. Hoffman 1932-8-3 s.n. Los Angeles Playa del Rey. Comment
  RSA702250  Salix Gary D. Wallace 1985-02 2163 Los Angeles Gold Hill, backyard. Comment
  UCR223804  Salix R. G. Swinney 2009-8-25 11490 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  CAS-BOT-BC103142  Salix bonplandiana C. F. Baker 1909-5-15 5315 Los Angeles Mts. near Claremont Comment
  UCR208207  Salix exigua I. M. Johnston 1917-8-23 1685 Los Angeles Transverse Ranges; San Antonio [San Gabriel] Mtns., Prairie Fork of San Gabriel River 1524 Comment
  CHSC26085  Salix laevigata Bill Barron 1968-4-9 6 Los Angeles Ca. 2 miles SE of La Canada along North shore of Devils' Gate Reservoir in San Gabriel Mtns. 304 Comment
  JEPS14844  Salix laevigata I. W. Clokey and B. C. Templeton 1930-4-8 4645 Los Angeles San Francisquito Canyon 800 Comment
  POM362609  Salix laevigata Anstruther Davidson 1897-1 605 Los Angeles San Clemente Island. Comment
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Nov 10 2010
  RSA0034851  Salix laevigata var. araquipa Carl W. Sharsmith 1932-1-19 11 Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  HSC79616  Salix lasiolepis James Henrickson Jan 1973 8112 Los Angeles Santa Catalina Island, 2 mi. WNW of Avalon, in Haypress area Comment
  POM156304  Salix lasiolepis L. R. Abrams 1902-3-6 3103 Los Angeles Centinela creek, Inglewood. Comment
  RSA228996  Salix lasiolepis Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38861 Los Angeles N facing slope above Angeles Crest Hwy N and below Lily Spring at headwater of S fork Big Rock Creek 2317 Comment
  UC482212  Salix lasiolepis Carl W. Sharsmith 1931-11-15 3 Los Angeles at foot of coastal headland near mouth of Topanga Canyon; Santa Monica Mts., Topanga Canyon 15 Comment
  RSA670161  Salix lucida subsp. lasiandra Joseph M. Keefe 2000-12-12 30877 Los Angeles North side of wet ravine, west side of bridge, Fire Road east of Aviation Buildings, Glendale College, 1500 North Verdugo Road, Glendale, CA 91208. 250 Comment
  RSA401631B  Salvia apiana William Emboden 1970-6-12 43 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA424327  Salvia apiana William Emboden 1970-6-12 8 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  UC1595242  Salvia apiana Tim Ross and Peter Fritsch 1990-6-20 3590 Los Angeles near onfluence of the E and W Forks of the San Gabriel River (mouth of Burro Canyon); San Gabriel Mountains, Burro Canyon 445 Comment
  UCD125459  Salvia apiana G. H. Vansell 1933-6-30 s.n. Los Angeles Palmdale, Antelope Valley. Comment
  UCR147750  Salvia apiana L. C. Wheeler 1954-1 7055 Los Angeles San Gabriel Mountains, east of Eaton Wash, c. 0.25 mi N of Pasadena police pistol range (spring of 1954) Comment
  RSA411365  Salvia carduacea Anstruther Davidson 1890-5-1 s.n. Los Angeles Near Burbank Comment
  UCD168370  Salvia carduacea J. W. Barry 1980-5-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  LA70071  Salvia columbariae Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 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
  RSA0111948  Salvia columbariae Richard G. Swinney 2011-4-19 14399 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
  SFV13271  Salvia columbariae M. J. Thor 1983-4-16 167 Los Angeles Mojave Desert Palmdale, north of Little Rock, Mount Emma Road. West facing slope by roadside. 945 Comment
  UCR126663  Salvia columbariae A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26209 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  RSA82935  Salvia columbariae Joseph A. Ewan 1932-5-29 7236 Los Angeles Ridge east of Mount Gleason 1524 Comment
  RSA0049935  Salvia dorrii R. G. Swinney 2010-5-12 12741 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
  UCSB9701  Salvia dorrii var. dorrii Van Leeuwen, Henry 1957-4-14 Los Angeles 3 miles south of Palmdale Comment
  UCSB7703  Salvia leucophylla Vernand, Ramona 1963-5-18 Los Angeles 0.2 miles south of Crenshaw Blvd; on Palos Verdes Dr. North; Rolling Hills Comment
  CHSC12144  Salvia mellifera L. M. Mayer 1973-4-21 103 Los Angeles Very abundant at the base of the mountains, ca. 20 ft off the rd through Big Tujunga Canyon, ca 8 mi ne of the intersection of Foothill Blvd. and Mt Gleason Ave. 701 Comment
  RSA0068252  Salvia mellifera R. G. Swinney 2010-3-10 11838 Los Angeles Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 442 Comment
  RSA145139  Salvia mellifera Alice Ann Webb 1961-2-9 769 Los Angeles Johnson's Pasture, Claremont, Mt. Range - San Gabriel. 457 Comment
  RSA669151  Salvia mellifera LeRoy Gross, Naomi S. Fraga 2002-4-4 507 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. This home was burned down a long time ago, and road abandoned. 554 Comment
  UC535551  Salvia mellifera Ira W. Clokey, B. Templeton May 1929 4478 Los Angeles Mandeville Canyon; Santa Monica Mountains 300 Comment
  UCD125553  Salvia mellifera G. H. Vansell 1933-6-30 s.n. Los Angeles Palmdale, Antelope Valley. Comment
  UCR195297  Salvia mellifera Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-26 1181 Los Angeles Transverse Ranges: Verdugo Mountains Region, western mouth of La Tuna Canyon, north side of La Tuna Canyon, trail from Tuxford Street and Ledge Avenue to ridgetop, north of McDonald Creek 396 Comment
  UC535549  Salvia spathacea Ira W. Clokey, B. Templeton May 1929 4481 Los Angeles Mandeville Mountains; Santa Monica Mountains 300 Comment
  HSC3990  Sambucus nigra subsp. caerulea C. S. Apperson 1967-6-20 Los Angeles 2 mi. E from Sierra Pelona Lookout. Comment
  SBBG17871  Sanicula arguta P. H. Raven 1962-4-10 17211 Los Angeles summit of Thirst 579 Comment
  SBBG98466  Sanicula arguta T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5260 b Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 384 Comment
  UC1244690  Sanicula arguta R. O. Ornduff, Roy L. Taylor 1960-3-18 4382 Los Angeles opposite power plant near Pebble Beach (Santa Catalina Island); Santa Catalina Island Comment
  UC1400389  Sanicula arguta Robert F. Thorne 1966-4-16 36066 Los Angeles below Lemon Tank (near dump, s of Nanny, ne side of San Clemente Island); San Clemente Island 182 Comment
  UC56499  Sanicula arguta H. M. Hall May 1902 3254 Los Angeles Pass near Chatsworth; Southern California Comment
  LA201026  Sanicula bipinnata Carl Wishner; 1997-3-26 sn Los Angeles Santa Monica Mountains, Cornell, hills just E of Los Angeles County Fire Station 275.0 Comment
  UC303478  Sanicula bipinnata P. A. Munz 1918-4-11 2035 Los Angeles Lone Hill near Glendora; Southern California, Lone Hill Comment
  POM9550  Sanicula crassicaulis P. A. Munz 1920-5-17 3965 Los Angeles Topango [Topanga] Canon. Santa Monica Mts. 121 Comment
  SBBG131642  Sanicula crassicaulis S. A. Junak 1999-4-22 SCa 844 Los Angeles Cape Cyn, just downstream from pumphouse, along E fork of Cape Cyn Rd, just upstream from fork in rd 304 Comment
  POM97140  Sanicula tuberosa P. A. Munz 1925-4-23 9438 Los Angeles San Gabriel Canyon. 488 Comment
  RSA584391  Sarcodes sanguinea T. S. Ross 1994-5-31 7964 Los Angeles Pacifico Mountain: ca. 530 m. due W of the summit of 7124 ft. A low saddle-like area, functionally the head of Santiago Canyon. 2006 Comment
  RSA177824  Satureja douglasii Robert F. Thorne, P. Everett 1965-5-12 34626 Los Angeles Santa Catalina Island, Bullrush Canyon 244 Comment
  CAS-BOT-BC218942  Schinus molle Louis C. Wheeler 1932-7-9 948 Los Angeles 1 mi. SW San Dimas 243 Comment
  CATA1184  Schismus arabicus Mark L. Hoefs 1995-5-30 2185 Los Angeles Santa Catalina Island: Near Ben Weston Road 30 Comment
  SEINET7591827 Image available Schoenoplectus pungens Steve Boyd 1996-1 8826 Los Angeles LiLiebre Mountains, Castaic Creek drainage from Fish Canyon downstream to power plant, just north of upper end of Castaic Lake. 469 Comment
  RSA0115817  Scirpus microcarpus Steven A. Junak 1999-9-10 SCa- 1094 Los Angeles Santa Catalina Island. Middle Ranch Canyon, inland from Ben Weston Beach (Mills Landing). 91 Comment
  SFV12416  Scrophularia californica subsp. floribunda D. L. Koutnik 1978-4-21 398 Los Angeles San Rafael Hills Glendale, at east end of Glenoaks Ave. near Scholl Canyon Park. 305 Comment
  RSA518236  Scrophularia villosa O. F. Clarke 1968-2-25 s.n. Los Angeles Santa Catalina Island. Within 0.5 mi of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island. Comment
  UC1234694  Scrophularia villosa Peter H. Raven 1962-5-10 17711 Los Angeles n Thirst; San Clemente Isl 304 Comment
  RSA729820  Scutellaria siphocampyloides R. G. Swinney 1998-7-6 6275 Los Angeles San Gabriel Mtns.: Mescal Canyon, 2.3 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1646 Comment
  RSA733092  Scutellaria tuberosa R. G. Swinney 2001-4-17 7874 Los Angeles Glendora, Morgan Canyon plateau 402 Comment
  RSA0042791  Sedum sarmentosum Elwood Fordham 1951-3-15 s.n. Los Angeles Topanga, Anderson Pl. 274 Comment
  RSA640139  Selaginella asprella Louis Cutter Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: North side Little Rock Creek at Cooper Canyon; Burkhart Trail. 1738 Comment
  CAS-BOT-BC62037  Selaginella bigelovii John H. Thomas 1957-5-25 6779 Los Angeles San Gabriel Mountains, Western side of Santa Anita Canyon, about 7 miles NNE of Pasadena 609 Comment
  RSA150930  Selaginella bigelovii Peter H. Raven 1962-4-10 17232 Los Angeles Along summit ridge about 2 miles north of Thirst, San Clemente Island 488 Comment
  RSA683767  Selaginella bigelovii Meryl B. Dunkle 1928-5-12 1927 Los Angeles Empire Landing 183 Comment
  CAS-BOT-BC327399  Senecio astephanus Dr. A. Davidson 1893-7-21 s.n. Los Angeles Wilson's Peak Comment
  UCR99483  Senecio californicus Steve Boyd, L. Raz 1997-3-4 9152 Los Angeles Liebre Mtns., Plum Canyon SW of Cruzan Mesa along Arline Road c. 2 mi west of the junction with Sierra Hwy in Mint Canyon. 610 Comment
  RSA647965  Senecio douglasii Michelle Manolovitz, Brian Manolovitz 1992-5-19 31 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 0.35 miles northeast of park office. Comment
  OBI82195  Senecio flaccidus var. douglasii Richard G. 'Dick' Swinney 2009-11-13 11607 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. (Acton 7.5' Q.); 34.4839 -118.136 921 Comment
  RSA529898  Senecio flaccidus var. douglasii Timothy S. Ross 1991-8-16 5806 Los Angeles San Gabriel Mountains: Clear Creek Canyon, roadcut along Angeles Forest Hwy. 1085 Comment
  SFV7099  Senecio flaccidus var. douglasii K. A. Wilson 1974-8-21 1450 Los Angeles Santa Monica Mountains Mulholland Highway, 1 mile west of Simes Lane. Cornell School Road, Seminole Hot Springs. 260 Comment
  SBBG17788  Senecio lyonii P. H. Raven 1962-4-10 17188 Los Angeles above Wilson Cove 106 Comment
  UC557678  Senecio lyonii Nell Murbarger 1936-3-1 29 Los Angeles San Clemente Island Comment
  SEINET3928066  Senecio triangularis I. M. Johnston 1917-8-22 1679 Los Angeles Prairie 7k of San Gabriel.; 0 2134 Comment
  RSA682507  Senecio vulgaris Scott D. White, Michael Honer 2003-5-7 9231 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. 427 Comment
  RSA591663  Setaria faberi L. C. Wheeler 1966-9-21 8894 Los Angeles San Gabriel Mountains. North Fork San Gabriel River, 1/4 mi. downhill from intersection of main road with road to upper Bichota Canyon. 854 Comment
  SEINET6073771  Sidotheca trilobata Unknown 1948-6-13 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  CAS-BOT-BC384478  Silene antirrhina Le Roy Abrams 1901-4-4 1325 Los Angeles Chatsworth Park Comment
  UCR152879  Silene antirrhina A. C. Sanders, Helen Kennedy 2005-4-13 29420 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  JEPS50919  Silene gallica Frank W. Peirson 1919-5-14 420 Los Angeles Eaton Canyon San Gabriel Mountains, Eaton Canyon 731 Comment
  RSA547824  Silene gallica Timothy S. Ross, Peter Fritsch 1990-6-20 3621 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  SD86335  Silene gallica R. Mitchel Beauchamp, M. Douglas 1972-3-24 3228 Los Angeles San Clemente Island; slope south of Eel Point. Comment
  JEPS50884  Silene lemmonii Frank Peirson 1918-6-10 39 Los Angeles Mt. Lowe 1371 Comment
  JEPS50920  Silene multinervia Frank W. Peirson 1925-4-23 5789 Los Angeles San Gabriel Canyon at Forks , San Gabriel Canyon at Forks (San Gabriel Mts.) 533 Comment
  RSA649612  Sisymbrium altissimum Lori Ackerman, Gerald Braden 1988-5-20 15 Los Angeles North end [bank] of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  UC557721  Sisymbrium irio Nell Murbarger March, 1936 63 Los Angeles San Clemente Island Comment
  POM18182  Sisymbrium irio P. A. Munz 1923-3-10 6582 Los Angeles Claremont. Orchards south of Santa Fe RR. 351 Comment
  RSA658877  Sisymbrium irio Douglas A. Springer 1981-2-26 26 Los Angeles Cal Poly Pomona University campus, parking lot J level 4 NE end. Comment
  RSA0080390  Sisymbrium orientale R. G. Swinney 2010-3-24 12043 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  UCR189690  Sisymbrium orientale R. G. Swinney 1998-7-30 6577 Los Angeles San Gabriel Mtns., tributary of Cow Canyon at Fallen Leaf Spring, c. 2.4 mi. SW of Cow Cyn. Saddle on Glendora Ridge Rd. 1338 Comment
  UCR259985  Sisymbrium orientale R. G. Swinney 2010-4-23 12329 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  LA24002  Sisyrinchium bellum Martha Hilend; 1929-4-30 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  UC205501  Sisyrinchium bellum I. Johnston 1917-5-13 1022 Los Angeles El Monte along R. R. El Monte Comment
  UCR190731  Smilacina stellata R. G. Swinney 1999-7-5 7494 Los Angeles San Gabriel Mtns., head of Cedar Canyon, meadow on north side of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2 2037 Comment
  UCR126357  Solanum americanum A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27133 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  UCR193945  Solanum douglasii A. C. Sanders 2008-7-10 35740 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  RSA0020270  Solanum douglasii Daniel Curran 1981-2-25 26 Los Angeles San Dimas Canyon Rd. 0.3 miles S of San Dimas Dam. Comment
  RSA526520  Solanum douglasii Steve D. Boyd, L. Arnseth, T. S. Ross 1990-4-7 4259 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA0049589  Solanum elaeagnifolium Justin M. Wood, T. Valentovich 2012-6-6 4789 Los Angeles Mojave Desert: Between Palmdale and Littlerock, near intersection of Pearblossom Hwy. (138), Cheseboro Rd. and E Avenue T. 843 Comment
  RSA602446  Solanum mauritianum Scott D. White 1997-5-14 5126 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 351 Comment
  SEINET7273436 Image available Solanum pseudocapsicum R. F. Thorne October 1963 33276 Los Angeles Rancho Santa Ana Botanic Garden, Claremont Comment
  CAS-BOT-BC157413  Solanum umbelliferum Y. W. Winblad 1937-4-26 s.n. Los Angeles Ridge Route Comment
  RSA652025  Solanum umbelliferum David B. Dunn, H. Lint, P. Tolstoy 1948-4-23 s.n. Los Angeles Bonita Ave. near Irwindale Ave. Irwindale. Comment
  RSA702563  Solanum umbelliferum Scott D. White 2004-5-10 10359 Los Angeles Liebre Mountains: North slope below Bald Mountain. 1098 Comment
  RSA773799  Solanum umbelliferum R. G. Swinney 2009-6-17 11155 Los Angeles Ball Flat, 2.6 miles NW (312 deg.) of Big Pines 1878 Comment
  UC26272  Solanum umbelliferum Brewer 207 Los Angeles San Fernando Comment
  CAS-BOT-BC237744  Solanum wallacei George B. Grant; Walter Wheeler 1904-4-21 6141 Los Angeles Santa Catalina Island Comment
  UC129430  Solanum wallacei George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 1220 -6141 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Santa Catalina Island Comment
  UC1871271  Solanum xanti T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3985 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  LA32069  Solidago californica Peter H. Raven; 1959-9-28 13732 Los Angeles Santa Monica Mountains, Elysian Park 198 Comment
  POM304837  Solidago confinis Henry J. Ramsey, Henry J. Ramsey 1937-9-4 213 Los Angeles Montebello, San Gabriel Flats. 1524 Comment
  RSA0036049  Solidago confinis R. G. Swinney 2009-11-18 11652 Los Angeles 1.7 miles west of junction of Bobs Gap Rd. and Valyermo Rd., at junction of Sand Rock Creek & Valyermo Rd., S side of road 1108 Comment
  SEINET11262434  Solidago confinis Steve Boyd, Lauren Raz 1996-9-24 8936 Los Angeles Liebr Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountains.; 0 914 Comment
  UCR222775  Sonchus asper R. G. Swinney 2009-5-6 10691 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon at confluence with Little Rock Creek 909 Comment
  LA212314  Sonchus oleraceus Bill Bozarth; 1949-7-11 s.n. Los Angeles Conoga Park. Comment
  RSA0021431  Sonchus oleraceus Anonymous 1951-3-20 s.n. Los Angeles Point Dume 27 Comment
  RSA4782  Sonchus oleraceus James Snow s.n. Los Angeles Bryant Ranch, near Long Beach. Collected for correlation with a soil survey by the Association Laboratory, Anaheim, Calif. Comment
  SEINET10617738  Sonchus oleraceus David B. Dunn 1946-1 Dunn 2005 Los Angeles Weed in the yard at 316 N Ave. 50, Los Angeles. Comment
  RSA0080427  Spartium junceum R. G. Swinney 2011-6-29 15371 Los Angeles Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground. 1082 Comment
  POM187615  Spergula arvensis J. Ewan 1930-3-11 3719 Los Angeles Mesa above Rustic Canyon, Pacific Palisades Comment
  UCR236898  Spergularia Jeremiah George 2012-6-1 s.n. Los Angeles South Coast, Palos Verdes Estates, Malaga Cove immediately SW of the Palos Verdes Beach and Athletic Club 5 Comment
  RSA0107839  Spergularia bocconi Steven A. Junak 2000-5-19 SCa- 1326 Los Angeles Santa Catalina Island. On W side of 1st ridge W of Twin Rocks, ca. 0.44 mi SE of Goat Harbor., [On the label it is spelled Goat Garbor, but that is not a place.] 287 Comment
  CAS-BOT-BC390261  Spergularia macrotheca var. leucantha Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9479 Los Angeles 5 miles west of Lancaster on Antelope Valley Road Comment
  RSA0098398  Spergularia macrotheca var. macrotheca Mark Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2378 Los Angeles Santa Catalina Island. Parson's Landing. 3 Comment
  SEINET3195634 Image available Spergularia rubra G. Rink 2011-6-6 10598 Los Angeles Just south of the Triple Clays Shooting Range in Whittier. 50 Comment
  POM306198  Stachys albens Henry J. Ramsey, Henry J. Ramsey 1937-7-18 s.n. Los Angeles Altadena, San Gabriel Mts., Soldier's Creek. Comment
  RSA0092460  Stachys albens R. G. Swinney 2011-11-3 15982 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, First Water, 1.7 miles up canyon from Mt. Wilson trailhead, north of Sierra Madre. 622 Comment
  UCR136832  Stachys albens John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  LA50763  Stachys bullata Peter H. Raven; Henry J. Thompson 1959-10-4 14562 Los Angeles Santa Monica Mountains, Point Mugu, just W of point 15 Comment
  POM214311  Stachys bullata Louis C. Wheeler 1932-4-23 650 Los Angeles Mandeville Canyon, Santa Monica Mountains. 137 Comment
  SFV3244  Stachys bullata K. A. Wilson 1963-5-5 1295 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles northwest of Topanga Canyon Blvd. 245 Comment