Search Results — 2000 specimen records retrieved (1568 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA698309  Abies concolor J. Vlahos 1934-5-13 s.n. Los Angeles San Antonio Canyon. 2134 Comment
  POM737  Abronia maritima Crawford, Hiatt 1916-3-30 s.n. Los Angeles Santa Monica Comment
  RSA755892  Abronia pogonantha R. G. Swinney 2008-6-18 9079 Los Angeles Juniper Hills, Devil s Punchbowl Co. Park, 0.1 mi. SW of nature center 1476 Comment
  RSA0025875  Abronia umbellata Robert F. Thorne 1970-3-6 39383 Los Angeles Santa Catalina Island: Ben Weston Beach (Mills Landing). 2 Comment
  RSA251417  Abronia umbellata Robert F. Thorne 1966-4-15 35990 Los Angeles San Clemente Island: 2/3 miles SSE of Eel Point (and N of seal Cove), SW side of island 30 Comment
  RSA69964  Abronia umbellata F. W. Peirson 1843 Los Angeles Long Beach Comment
  RSA719131  Acacia baileyana Naomi Fraga 2001-4-10 8 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  CATA3490  Acacia melanoxylon Benjamin J. Dion 2017-12-2 025 Los Angeles Santa Catalina Island: Pacific side; southwest slope on edge of Snake Canyon and Nolava watersheds 338 Comment
  SBBG31270  Acacia pycnantha R. F. Thorne 1966-6-1 36462 Los Angeles Pebbly Beach Drive, SE of Avalon 45 Comment
  UCR124668  Acer macrophyllum B. C. Templeton 1933-7-21 5038 Los Angeles San Gabriel Mountains, Prairie Forks 1905 Comment
  SD27738  Achillea millefolium Carl B. Wolf 1932-5-9 Los Angeles Santa Catalina Island; junction of Skyline Drive and Pebbly Beach Road. 29 Comment
  UC91281  Achillea millefolium Brandegee May 1890 Los Angeles Santa Catalina Island Comment
Read comments
Jan 29 2008
  RSA596315  Achnatherum coronatum Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3373 Los Angeles Big Rock Creek Canyon, along stream and immediately adjacent flats and slopes; ca 130m N to 250m NNW of Icy Springs. 1713 Comment
  UC147326  Achnatherum coronatum C. F. Baker 1909-4-20 5282 Los Angeles Claremont Comment
  UCD50317  Achnatherum coronatum Frank W. Gould 1944-6-30 2371 Los Angeles East of roadcut on Los Flores Canyon road, 5.9 miles from coast highway. Los Angeles County. Comment
  RSA668157  Achnatherum hymenoides Ian Swift 2001-10-7 341 Los Angeles Upper Soledad Canyon, Santa Clara River wash, 0.5 mile SE of Acton 832 Comment
  RSA584131  Achnatherum speciosum Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2961 Los Angeles Upper Big Tujunga Canyon (ca. 0.9-1.4 air miles ENE of Barley Flats). 1280 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
  UCSB30476  Achnatherum speciosum Jorgen, R. 1975-5-11 Los Angeles Intersection Ave U-8 and Pearblossom Hwy, 2.0 mi E of Littlerock on CA Hwy 138 975 Comment
  LA33637  Acmispon argophyllus var. argophyllus Henry J. Thompson; 1959-5-24 2017 Los Angeles 716 Comment
  CATA1636  Acmispon dendroideus var. dendroideus Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-6-11 2919 Los Angeles Santa Catalina Island: Upper Avalon Canyon, near horse trail 109 Comment
  SEINET13203256 Image available Acmispon maritimus R. G. Swinney 2011-1 14478 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  SBBG133142  Acmispon micranthus S. A. Junak 1996-4-13 SCI- 304 Los Angeles E side of San Clemente Ridge Rd (to Pyramid Cove), ca. 500 yd SW of Camera Pad "Malo" 396 Comment
  UCD104242  Acmispon micranthus Louis C. Wheeler 1934-4-15 2526 Los Angeles Liveoak Canyon, San Gabriel Mts. 487 Comment
  SD253447  Acmispon strigosus R. G. Swinney 2011-5-31 14930 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  SBBG101158  Acmispon strigosus T. Ross 1992-4-14 6179 Los Angeles stabilized slope above rutted Nanny Cyn drainage channel, 86 degrees S and, ca. 280 m distant from where drainage meets the sea 76 Comment
  LA52447  Acmispon wrangelianus W. O. Griesel; 1936-4-18 sn Los Angeles Santa Monica Mountains, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd) Comment
  SBBG112946  Acmispon wrangelianus S. A. Junak with K. Kirkland, L. Vorobik 1998-5-16 SCa 703 Los Angeles N side of Airport Rd, at rd side pullout ca. 0.3 mi E of KBRT Radio Station 441 Comment
  CAS-BOT-BC29200  Acourtia microcephala Howard E. McMinn 1924-7-25 1323 Los Angeles Catalina Island Comment
  POM6257  Acourtia microcephala I. M. Johnston 1918-7-22 2103 Los Angeles San Antonio Mountains, Cucamonga Canyon. 915 Comment
  RSA640712  Acourtia microcephala Louis C. Wheeler 1931-8-9 s.n. Los Angeles San Gabriel Mountains: San Antonio Canyon. 1005 Comment
  CDA3992  Adenocarpus foliolosus G. C. Fleischman Los Angeles Beside service station, Alan Avenue & Villa Street, Pasadena. Northwest corner, north side of fence. 0 Comment
  CATA800  Adenostoma fasciculatum Mark L. Hoefs, Robert Given 1991-6-12 1372 Los Angeles Santa Catalina Island: 1/2 mile from Camp Cactus near road between Middle Canyon and Bulrush Canyon 231 Comment
  LA52117  Adenostoma fasciculatum Carl Epling; L. Ellison 1929-4-27 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA725787  Adenostoma fasciculatum A. C. Sanders, Mark A. Elvin 2002-6-18 25129 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park. 366 Comment
  UCR124752  Adenostoma fasciculatum B. C. Templeton 1930-5-27 1453 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive northwest of Hollywood 600 Comment
  POM305927  Adenostoma fasciculatum var. fasciculatum Henry J. Ramsey, Henry J. Ramsey 1938-5-1 1221 Los Angeles Altadena, Eaton Canyon Park Comment
  RSA177862  Adenostoma fasciculatum var. fasciculatum Robert F. Thorne, Percy C. Everett 1965-5-10 34442 Los Angeles Black Jack Mt., few hundred feet below summit; Santa Catalina Island 488 Comment
  RSA724444  Adenostoma fasciculatum var. fasciculatum K. Dobry 1991-5-13 504 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  SBBG38718  Adenostoma fasciculatum var. fasciculatum M. B. Dunkle 1939-11-24 7347 Los Angeles head of Horse Cyn Comment
  RSA729784  Adiantum capillus-veneris R. G. Swinney 1998-8-10 6724 Los Angeles San Gabriel Mtns.: Cattle Canyon, west of (downstream from) Thompson Flat. 671 Comment
  LA200063  Adiantum jordanii Lawrence L. Kiefer; 1966-3-12 1696 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, near road just S of Malibu Lake. 243 Comment
  RSA729409  Adiantum jordanii R. G. Swinney 1999-4-9 7083 Los Angeles San Gabriel Mtns.: Mouth of Peacock Canyon, at conlfuence with Cattle Canyon 640 Comment
  SBBG108185  Adiantum jordanii S. L. Crockett 1997-4-1 640 Los Angeles offshoot Cyn from Middle Cyn; 0.2 mi SW on Middle Cyn Rd from pump house; SE side of Rd 315 Comment
  UC1930146  Adiantum jordanii Mark Elvin, Orlando Mistretta 1996-3-24 136 Los Angeles Channel Islands; San Clemente Island: Eagle Canyon. Comment
  RSA640169  Ageratina adenophora Louis C. Wheeler 1964-9-13 8581 Los Angeles Susanna Canyon by Ed Fricke's place: San Gabriel Canyon (east fork). Comment
  POM8798  Agoseris grandiflora P. A. Munz, R. D. Harwood 1920-5-2 3825 Los Angeles San Dimas Canyon. 457 Comment
Read comments
Nov 22 2009
  RSA0069834  Agrostis exarata R. G. Swinney 2010-9-9 13777 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
  SEINET3831715  Agrostis exarata Jon P. Rebman, Victoria Marshall, Tom Barckley 2012-1 25033 Los Angeles Cleveland National Forest: vicinity of Buckman Springs, NE of Morena Reservior; south of Morena stokes Valley/Corral Canyon Rd. and west of Buckman Springs Road; along streambed 930 Comment
  CAS-BOT-BC139052  Agrostis pallens Peter H. Raven; H. L. Wedberg 1957-6-15 10902 Los Angeles In Latigo Canyon 0.8 mile north of U.S. 101A, Santa Monica Mountains. Comment
  UCD53087  Agrostis pallens R. H. Blanford 1959-5-29 1 Los Angeles Santa Monica Mtns., Malibu area, Castro Peak. Comment
  UCSB40901  Agrostis pallens Roos, John 1939-6-8 Los Angeles Canyon in hills N of Burbank Comment
  UCR190814  Allium R. G. Swinney 1999-7-5 7516 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  RSA606186  Allium haematochiton Carl Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  RSA654227  Allium haematochiton Valerie L. Soza, Ian Gillespie, LeRoy Gross 2000-5-18 941 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon. 655 Comment
  RSA724647  Allium haematochiton K. Dobry 1991-5-2 562 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  SEINET3884729  Allium haematochiton A. C. Sanders, Helen Kennedy 2005-4-13 29472 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 (Mint Canyon 7.5').; 0 457 Comment
  SEINET12045042  Allium haematochiton L. C. Wheeler 1932-1 451 Los Angeles San Jose Hills at Pomona 305 Comment
  UCD169116  Allium lacunosum var. davisiae R. G. Swinney 2009-6-8 11089 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
  JEPS104678  Allium monticola John L. Morrison 1937-6-17 2524 Los Angeles San Gabriel Mountains; along the trail 500 yds above junction of main trail (Mount Islip trail) and Big Cienega camp trail Comment
  RSA0098378  Allophyllum divaricatum R. G. Swinney 2011-6-6 14984 Los Angeles San Gabriel Mountains: Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA479530  Allophyllum divaricatum Steve Boyd, Thomas S. Elias 1987-4-14 2070 Los Angeles Ridge between Pine Mountain and Silver Mountain, S of Rincon - Red Box Rd., N of Glendora. Comment
  UC624998  Allophyllum glutinosum F. R. Fosberg 1931-7-14 15413 Los Angeles Hamilton Canyon Santa Catalina Isl., Hamilton Canyon 30 Comment
  CAS-BOT-BC170974  Alnus rhombifolia Joseph Andorfer Ewan; Nesta Ewan 1936-8-2 9906 Los Angeles Along Creek Mescal Canyon. San Gabriel Mts. 1615 Comment
  LA204082  Alnus rhombifolia Joseph Andorfer Ewan; 1929-5-11 2101 Los Angeles San Gabriel Mountains, Haines Canyon 731 Comment
  UC501495  Alnus rhombifolia Joseph Andorfer Ewan 1932-5-29 7182 Los Angeles Arrastre Canyon San Gabriel Mts., Mt. Gleason (head, n slope of mt.) 1524 Comment
  UC7528  Amaranthus albus J. Burtt Davy Oct 1896 2843 Los Angeles Pomona Comment
  IRVC28766  Amaranthus powellii A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-6 25554 Los Angeles north of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons Santa Clara River Valley 274 Comment
  RSA709753  Amblyopappus pusillus A. C. Sanders, Lee Jones 2005-4-8 29361 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  UC468990  Amblyopappus pusillus F. M. Reed 1909-7-6 2851 Los Angeles at, (at Salt runs) Salt runs; Catalina Island 0 Comment
  SEINET4560557  Ambrosia acanthicarpa R. G. Swinney 2009-1 11611 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: Confuence of Kentucky Spring Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 920 Comment
  POM156346  Ambrosia chamissonis L. R. Abrams 1902-6-9 2492 Los Angeles Playa Del Rey Comment
  RSA158320  Ambrosia chamissonis Peter H. Raven 1962-4-11 17288 Los Angeles On large dune north of a point due west of Wall 2, San Clemente Island. 9 Comment
  SBBG31330  Ambrosia chamissonis R. F. Thorne with P. C. Everett 1965-6-23 34950 Los Angeles behind N beach at Little Harbor Comment
  SBBG53303  Ambrosia chamissonis D. M. Power 1972-11-11 Los Angeles dunes, San Clemente Island Comment
  UCR109688  Ambrosia confertiflora R. D. Goeden, Don W. Ricker 1970-6-10 s.n. Los Angeles San Gabriel Mtns., Arcadia, NE side of Colorado Place between Oakhurst Lane and Colorado Blvd., just north of Santa Anita Park 152 Comment
  UCR205711  Ambrosia confertiflora A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37031 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  CAS-BOT-BC55600  Ambrosia psilostachya Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles river bottoms near los Angeles Comment
  UC472179  Ambrosia psilostachya J. Ewan 1931-10-24 5267 Los Angeles n shore Malibu Lake Comment
  UCR259178  Ammannia coccinea R. G. Swinney 2010-10-15 14057 Los Angeles San Gabriel Mountains, from Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake 329 Comment
  SDSU233  Amorpha californica J. Godsil 1953-5-17 608 Los Angeles Oak flat guard station, US 99 823 Comment
Read comments
Nov 10 2008
  RSA647804  Amorpha californica var. californica LeRoy Gross, Laura Moore 2000-6-5 222 Los Angeles Verdugo Mountains: La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 579 Comment
  RSA167817  Amsinckia intermedia R. F. Thorne, P. C. Everett 1964-2-7 33457 Los Angeles Santa Catalina Island, lower end of Pebbly Beach, E end of island 76 Comment
  RSA188021  Amsinckia intermedia R. F. Thorne 1966-4-29 36279 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon 198 Comment
  RSA250704  Amsinckia intermedia R. F. Thorne 1971-4-2 41437 Los Angeles Johnson's Pasture s, N. of Mountain Avenue, Claremont 549 Comment
  SBBG19163  Amsinckia intermedia M. A. Piehl 1965-12-7 631051 Los Angeles point across SE tip of island from Pyramid Head Comment
  SBBG31242  Amsinckia intermedia R. F. Thorne 1966-4-5 35854 Los Angeles above stream in Cottonwood Cyn 106 Comment
  POM4016  Amsinckia intermedia C. F. Baker 1903-4-1 4092 Los Angeles Claremont Comment
  RSA0089645  Amsinckia intermedia T. S. Ross 1991-4-8 4456 Los Angeles Elephant Hill: western Pomona. On the southwesterly ridge. 303 Comment
  RSA499936  Amsinckia intermedia Thekla Mohr 1931 Los Angeles Near Los Angeles Comment
  RSA0089907  Amsinckia menziesii Sandy Leatherman, Pam De Vries 2011-4-27 2011 -4 Los Angeles Transverse Ranges; Liebre Mountains region: Haskell Canyon Wash, 1000 meters north of Copper Hill Drive in Saugus. 435 Comment
  SEINET10939651  Amsinckia tessellata David B. Dunn 1947-4-16 Dunn 2932 Los Angeles 2 mi W & 1 mi N of Palmdale Los Angeles. Mohave Desert. Comment
  RSA0091455  Amsinckia tessellata var. tessellata Michael Horn 1991-5-3 17 Los Angeles San Gabriel Mountains. Take dirt road 4N06 2 1/2 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site. 1463 Comment
  RSA599189  Anagallis arvensis Scott D. White 1997-3-12 4739 Los Angeles Zuma Beach; mouth of Zuma Creek, E end of the County Beach. 8 Comment
  RSA465150  Anagallis arvensis Jack Rempel 1932-4-23 s.n. Los Angeles El Segundo. Comment
  RSA594959  Ancistrocarphus filagineus Timothy S. Ross 1995-4-26 8394 Los Angeles Head of Liebre Gulch drainage along Forest Service Road 8N05, between Sandberg and Bald Mountain; ca 1740 feet W of Sandberg BM (4164 ft) 1204 Comment
  RSA645326  Ancistrocarphus filagineus Steve Boyd, Lee W. Lenz 2000-4-21 10304 Los Angeles Western Mojave Desert region: Antelope Valley, along Highway 138 west of Antelope Buttes. Comment
  UCR205840  Anemopsis californica R. G. Swinney 2008-6-9 8974 Los Angeles San Gabriel Mtns., mouth of Sandrock Creek, 0.26 mi. (air) south of Valyermo post office 1137 Comment
  CAS-BOT-BC400311  Anemopsis californica Brian C. Miller 1963-7-5 s.n. Los Angeles Hwy 399, one mile southeast of Gorman 1066 Comment
  POM9877  Anemopsis californica I. M. Johnston 1917-4-11 s.n. Los Angeles Compton Creek near Dominguez. Comment
  UCR147600  Angelica tomentosa Naomi Fraga, Et al. 2004-6-30 1291 Los Angeles Transverse Ranges; San Gabriel Mtns, Near Grapevine Springs, along FS Road 1N34 1220 Comment
  RSA587353  Anisocoma acaulis Orlando Mistretta 1992-5-4 234 Los Angeles Little Rock Creek, Alimony Ridge 1463 Comment
  RSA725198  Anisocoma acaulis Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -68 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  CLARK-A1528-1547  Anisocoma acaulis John C. Roos 1952-5-17 5678 Los Angeles Mojave Desert 914 Comment
  UC29458  Anisocoma acaulis H. M. Hall 1899-6-21 1265 Los Angeles open ridges San Antonio Mountains 2438 Comment
Read comments
Feb 5 2011
  LA201504  Anthemis cotula Arthur C. Gibson; 2003-5-24 4854 Los Angeles Santa Monica Mountains, near the village of Topanga Comment
  UCR240239  Anthriscus caucalis Dan S. Cooper 2011-3-11 311- 41 Los Angeles San Gabriel Mountains Foothills, Monrovia Hills, 'Hidden Valley' north of Hidden Valley Ave. 258 Comment
  LA52030  Antirrhinum coulterianum Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA0091497  Antirrhinum coulterianum R. G. Swinney 2010-6-29 13372 B Los Angeles Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake. 308 Comment
  RSA425779  Antirrhinum coulterianum Louis C. Wheeler 1932-7-2 903 Los Angeles Brown's Flat 1311 Comment
  JEPS6992  Antirrhinum coulterianum Frank W. Peirson 1918-6-12 188 Los Angeles Rubio Canyon foothills Rubio Canyon; San Gabriel Mountains Comment
  SBBG54001  Antirrhinum coulterianum R. S. Woglum 1930-4-28 Los Angeles S of Glendora Comment
  SEINET3158873  Antirrhinum coulterianum D. M. Jackson, R. W. Spellenberg 1972-5-20 195 Los Angeles 6.8 mi N on Hwy 27 from intersection of Hwy 1, originally alternate 101 Comment
  UCD123486  Antirrhinum coulterianum R. S. Woglum 1930-4-28 s.n. Los Angeles south of Glendora. Comment
  UCSB32469  Antirrhinum coulterianum Coz, Susan 1977-6-4 Los Angeles 5 mi N on Malibu Cyn Rd from Hwy 1; E side of road across from Tapia park 182 Comment
  PASA969  Antirrhinum glandulosum Margaret Stason 1930-6-1 Los Angeles Ridge Route Comment
  UCR209509  Antirrhinum kelloggii R. G. Swinney 1969-4-26 371 Los Angeles San Gabriel Mtns., Glendora, 250 m SW of Harrow Canyon debris basin 381 Comment
  RSA660126  Antirrhinum multiflorum Orlando Mistretta 1992-6-12 536 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  CATA3029  Aphanes occidentalis Amy Catalano 2016-3-14 035 Los Angeles Santa Catalina Island: Along Middle Ranch Road, about 125 meters down canyon from Johnson Tree, on south side of road 286 Comment
  RSA246435  Apiastrum angustifolium F. R. Fosberg 1931-4-10 S- 4540 Los Angeles Avalon Canyon, Santa Catalina Island. 140 Comment
  RSA779254  Apiastrum angustifolium Pam De Vries 2011-4-22 7759 Los Angeles Western Transverse Range, southwest portion of the Liebre Mountains; about 2.5 air miles NNE of the intersection of Copper Hill and McBean Parkway (Santa Clarita); about 0.5 air miles west of San Francisquito Canyon Road 548 Comment
  SEINET12117499  Apiastrum angustifolium I. W. Clokey, Templeton, B. 1929-1 4434 Los Angeles Mandeville Canyon, Santa Monica Mountains 425 Comment
  RSA450802  Aptenia cordifolia A. C. Sanders 1987-12-4 7448 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  RSA0125920  Arabidopsis thaliana LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 729 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 307 Comment
  UCR272856  Arabis repanda R. G. Swinney 2011-7-29 15559 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  UCR14498  Aralia californica George K. Helmkamp 1974-6-2 s.n. Los Angeles San Gabriel Mtns, Soldier Creek, Hwy 39, north of Azusa Comment
  SD230215  Arbutus menziesii Louis C. Wheeler 1969-12-6 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon along Mt. Wilson Trail. Northerly slope 837 Comment
  RSA639887  Arceuthobium californicum Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Headwaters of Cruthers Creek, north side Will Thrall Peak, on Burkhart trail. 2012 Comment
  UC1375299  Arceuthobium campylopodum Robert F. Thorne 1971-8-25 41322 Los Angeles near Windy Spring on n slope fo Mt. Islip San Gabriel Mtns, Angeles National Forest Comment
  RSA587541  Arceuthobium divaricatum Orlando Mistretta 1994-4-29 1118 Los Angeles Santiago Canyon. Ridge on W edge of Santiago Cyn. watershed, approximatly 1 mi. S of Mt. Emma. 1524 Comment
  SBBG127967  Arctostaphylos catalinae B. E. Carter, J. R. Clark 2012-8-9 6964 Los Angeles Bulrush Cyn, below Salta Verde turnoff 255 Comment
  UCSB43761  Arctostaphylos catalinae Morales, M. 1982-4-18 Los Angeles Cottonwood Canyon, 1.6 miles south of Catalina airport, Santa Catalina Island 426 Comment
  RSA748598  Arctostaphylos gabrielensis Justin M. Wood 2009-6-1 800 Los Angeles San Gabriel Mountans: Mill Creek Summit, Heliport just SE of ranger station on Pacifico Mountain Rd (3N17.4). 1582 Comment
  RSA626679  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15785 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Road, San Gabriel Mountains. 1000 Comment
  UCR179487  Arctostaphylos glandulosa subsp. glandulosa R. G. Swinney, Dave Larson 1996-8-7 5235 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, northern 2/3 of west half of Brown's Flat 1305 Comment
  UCR182670  Arctostaphylos glandulosa subsp. glandulosa R. G. Swinney 1998-4-11 5944 Los Angeles San Gabriel Mtns, Claremont, hills c. 0.75 mi. NE of Padua Hills Restaurant, 0.4 SW of Potato Mtn. 823 Comment
  RSA621248  Arctostaphylos glandulosa subsp. mollis L. C. Wheeler 1968-4-26 s.n. Los Angeles head of Rattlesnake Canyon at Santa Clara Divide Road 1409 Comment
  SFV10207  Arctostaphylos glandulosa subsp. mollis J. G. Cuti 1978-4-19 61 Los Angeles Verdugo Mountains About 2 miles from end of Walnut Ave. on Stough Canyon fire road. 610 Comment
  UC1120224  Arctostaphylos glandulosa subsp. zacaensis H. A. Jensen 1933-3-20 272 Los Angeles head of E. Fork San Dimas Canyon Angeles National Forest, Cucamonga Quadrangle Comment
  RSA631459  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16040 Los Angeles Ridge Route, 12 km south of Liebre Gulch turnoff. 950 Comment
  RSA631546  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15608 Los Angeles Angeles Forest Highway, 1 km south of Hidden Springs Cafe. 850 Comment
  RSA631555  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15807 Los Angeles San Gabriel Canyon, Highway 39, 9-10 km north of ORV area. 900 Comment
  UCR184205  Arctostaphylos glauca A. C. Sanders, T. B. Salvato 2007-4-24 33493 Los Angeles Tehachapi Mountains, hills above head of Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1128 Comment
  UCR238654  Arctostaphylos parryana subsp. parryana Anuja Parikh, Nathan Gale 2010-6-19 3352 Los Angeles Transverse Range, San Gabriel Mountains, 0.9 km west of Shortcut Station, 0.6 km north of State Hwy 2 (Angeles Crest Hwy) 1247 Comment
  RSA634729  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20519 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635186  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20409 Los Angeles Road to Pacifico Mountain, 10.4 km east of Mill Creek Summit. 1760 Comment
  RSA635192  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20384 Los Angeles Road to Pacifico Mtn., 3.7 km east of Mill Creek Summit, San Gabriel Mtns. 1710 Comment
  RSA635237  Arctostaphylos patula Jon E. Keeley 1992-10-15 22075 Los Angeles Crystal Lake Cpgrd., San Gabriel Mtns. 1850 Comment
  RSA635248  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20646 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  RSA635266  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20635 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  RSA0002323  Arenaria macradenia var. arcuifolia P. A. Munz 1923-5-25 6792 Los Angeles Mint Canyon, N of San Gabriel Mountains. Near summit of grade. Comment
  UC990917  Arenaria macradenia var. macradenia D. F. Howe 1947-5-4 Los Angeles e Mint Canyon Comment
  RSA762434  Argemone munita R. G. Swinney 2008-8-13 9372 Los Angeles Icy Springs, tributary of Big Rock Creek. 1756 Comment
  RSA151024  Aristida adscensionis var. modesta P. H. Raven 1962-5-9 17650 Los Angeles Just N of Gray, San Clemente Island 366 Comment
  RSA565757  Artemisia biennis Mike Hammitt, Jason Rick 1991-6-25 s.n. Los Angeles Arroyo Seco Canyon; ca. half-way between the debris dam and Oakwilde Picnic Area along Gabrielino Trail 548 Comment
  RSA417240  Artemisia californica F. R. Fosberg 1931-1-7 853 Los Angeles Sierra Madre. 300 Comment
  RSA762652  Artemisia californica R. G. Swinney 2008-11-30 9881 Los Angeles Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy 165 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
  LA200157  Artemisia douglasiana T. A. Geissman; 1966-10-15 TAG 101566 ADM Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA0039391  Artemisia douglasiana R. G. Swinney 2009-11-16 11640 Los Angeles Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  RSA417272  Artemisia douglasiana F. R. Fosberg 1931-10-11 7214 Los Angeles Topanga Canyon. Santa Monica Mts. Comment
  RSA749760  Artemisia douglasiana R. G. Swinney 1997-9-6 5860 Los Angeles Mescal Picnic Park [= Mescal Campground] about 200 m N of Big Pines Rd along Mescal Canyon bottom. 1854 Comment
  UC892586  Artemisia douglasiana Ira W. Clokey, B. Templeton 1929-6-1 4594 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 200 Comment
  UCR258597  Artemisia douglasiana R. G. Swinney 2010-8-26 13600 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
  UCR272634  Artemisia douglasiana R. G. Swinney 2011-9-22 15662 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  CAS-BOT-BC90338  Artemisia douglasiana A. J. McClatchie 1892-9-7 s.n. Los Angeles Arroyo Seco, Pasadena Comment
  CAS-BOT-BC93829  Artemisia dracunculus Fordyce Grinnell 1903-12-22 30 Los Angeles Arroyo Seco Canyon [Canon] near Pasadena Comment
  SFV6949  Artemisia dracunculus T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 626 Los Angeles Santa Monica Mountains First canyon east of Stokes Canyon. About 1 mile due east of Claretville Seminary. 229 Comment
  UCR271844  Artemisia dracunculus R. G. Swinney 2011-10-27 15920 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
  RSA180087  Artemisia nesiotica Peter H. Raven 1962-4-10 17190 A Los Angeles Above Wilson Cove. San Clemente Island. 107 Comment
  RSA643853  Artemisia nesiotica Steven A. Junak 1996-9-30 SC 1 -688 Los Angeles San Clemente Island: W side of island, in W fork of Norton Canyon. 320 Comment
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May 1 2015
  SBBG17749  Artemisia nesiotica P. H. Raven 1962-5-9 17709 Los Angeles Wilson Cove 45 Comment
  CLARK-A1528-1595  Artemisia tridentata subsp. parishii John C. Roos 1949-11-24 4699 Los Angeles Lancaster Comment
  RSA417383  Artemisia tridentata subsp. parishii Ora M. Clark 1929-3-30 1907 Los Angeles West Lancaster Comment
  CAS-BOT-BC97334  Artemisia tridentata subsp. tridentata Ernest C. Twisselmann 1961-10-31 6674 Los Angeles Liebre Mountains: Old Ridge Route about 0.5 mile north of Sandsburgs Lodge 1127 Comment
  SBBG95445  Arthrocnemum subterminale M. B. Dunkle 1928-4-21 1897 Los Angeles above beach, Little Harbor Comment
  POM175350  Asclepias californica E. Crow 1930-6-29 s.n. Los Angeles Trail between Pine Flats and Crystal Lake 1706 Comment
  SD82923  Asclepias californica R. F. Thorne, M. Z. Thorne 1969-7-10 38376 Los Angeles San Gabriel Mountains; Angeles National Forest, north of Jackson Lake. 1860 Comment
  RSA602751  Asclepias eriocarpa L. C. Wheeler 1967-8-1 10219 Los Angeles San Gabriel Mountains: 1/2 mile N of Roundtop. 1889 Comment
  UC1584930  Asclepias eriocarpa Tim Ross, Steve Boyd 1991-7-24 5606 Los Angeles ridge nne Granite Mountain; Pacifico Mountain USGS 7.5' quad 1892 Comment
  UCSB10295  Asclepias eriocarpa Gill, Robert 1959-6-10 Los Angeles Johnson's pasture, north of Claremont; San Gabiel Mt. Range; Pacific Slope Drainage Area Comment
  POM181465  Asclepias speciosa H. F. Copeland 1927-7-18 s.n. Los Angeles Campus of the University of California. Comment
  CDA20095  Asphodelus fistulosus M. O'Brien 2003-3-3 s.n. Los Angeles South Coast; Malibu Bluffs. 0 Comment
  CAS-BOT-BC65786  Aspidotis californica 1903-4-1 s.n. Los Angeles Santa Anita Caves, Southern Calif. Comment
  RSA144636  Aster greatae Wesley O. Griesel 1961-9-2 s.n. Los Angeles Switzers Camp, Upper Arroyo Seco 762 Comment
  RSA93784  Aster greatae F. W. Peirson 1918-10-16 274 Los Angeles Pacoima Canyon, west end of San Gabriel Mts. 534 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
  UCR153326  Astragalus didymocarpus A. C. Sanders, T. B. Salvato 2005-4-26 29732 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon road, near powerlines 610 Comment
  LA202387  Astragalus didymocarpus var. didymocarpus Arthur C. Gibson; 2005-5-5 5085 Los Angeles Comment
  RSA599269  Astragalus didymocarpus var. didymocarpus Steve Boyd, Lauren Raz 1997-3-31 9443 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 914 Comment
  RSA0069324  Astragalus didymocarpus var. dispermus Dean Wm. Taylor 2003-3-26 18474 Los Angeles Vincent, ca. 1.5 air mile NW of Vincent electrical substation (along steel-tower electrical transmission line corridor); Soledad Pass Vicinity. 975 Comment
  UC81269  Astragalus didymocarpus var. dispermus Dr. A. Davidson Los Angeles Antelope Valley Comment
  UCR73412  Astragalus gambelianus T. S. Ross 1991-4-21 4556 Los Angeles Whittier Hills (Puente Hills, pro parte), ridgetop between Turnbull & Sycamore Canyons 329 Comment
  RSA533466  Astragalus gambelianus T. S. Ross 1991-4-21 4556 Los Angeles Whittier Hills (Puente Hills, pro parte), ridgetop between Turnbull and Sycamore Canyons. 320 Comment
  UC81399  Astragalus lentiginosus var. fremontii Dr. A. Davidson Los Angeles Antelope Valley Comment
  SFV6462  Astragalus lentiginosus var. variabilis T. Gordon, W. C. Willig, K. A. Wilson 1974-4-28 215 Los Angeles Mojave Desert Lancaster Blvd. 5 miles south of Rosamond. 710 Comment
  UCR141017  Astragalus lentiginosus var. variabilis June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  RSA659826  Astragalus nevinii Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 121 Los Angeles San Clemente Island. Comment
  SBBG12329  Astragalus nevinii P. H. Raven 1962-5-8 17624 Los Angeles near W shore of island opposite Wilson Cove 45 Comment
  CAS-BOT-BC193026  Astragalus purshii var. tinctus Ernest C. Twisselmann 1962-4-18 6971 Los Angeles Oso Canyon, ca. 1 mile above Oso Corral 1036 Comment
  SEINET269154  Astragalus trichopodus Scott D. White 1995-3-15 2564 Los Angeles Upslope from Winter Canyon near Pepperdine Univ. N of Pacific Coast Hwy. E of Malibu Cyn. Rd. SW of Malibu Civic Cen 91 Comment
  CAS-BOT-BC194035  Astragalus trichopodus var. lonchus Alice Eastwood 1919-7-4 9300 Los Angeles Santa Monica Canyon Comment
  RSA415741  Astragalus trichopodus var. lonchus I. M. Johnston 1917-4-11 965 Los Angeles N*r Slough. [locality name change to Laguna Dominguez] Comment
  SD31205  Astragalus trichopodus var. lonchus Edith A. Purer 1931-3-12 Los Angeles Palos Verdes Hills Comment
  UCSB3002  Astragalus trichopodus var. lonchus McElwain, Isabelle 1953-5-2 Los Angeles White's landing, large valley behind, Catalina Island Comment
  RSA90709  Astragalus trichopodus var. lonchus F. W. Peirson 1908-4-18 7695 Los Angeles Point Fermin Comment
  UC168754  Astragalus trichopodus var. lonchus George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 74 -6262 Los Angeles Santa Catalina Island Santa Catalina Island (Pacific Ocean) Comment
  RSA0069426  Astragalus trichopodus var. phoxus R. G. Swinney 2010-3-10 11809 Los Angeles Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes. 305 Comment
  RSA0116317  Astragalus trichopodus var. phoxus A. C. Sanders 2006-5-16 32358 Los Angeles Tehachapi Mtns. Foothills: off Gorman Post Rd. near the Bailey Substation, c. 1 mile west of Quail Lake. 1015 Comment
  UCR192051  Athysanus pusillus A. C. Sanders 2008-4-11 34853 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, vicinity of mapped spring NW of VABM 'Pine 973 Comment
  POM121928  Atriplex argentea Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach. Comment
  UC1234796  Atriplex argentea var. mohavensis Peter H. Raven 1962-7-11 17998 Los Angeles just s old airstrip (San Clemente Island); San Clemente Island Comment
  LA31622  Atriplex californica Peter H. Raven; Henry J. Thompson 1959-10-4 Los Angeles Santa Monica Mountains, Point Dume 3 Comment
  RSA535323  Atriplex californica T. S. Ross 1991-5-20 5352 Los Angeles San Clemente Island: north third; middle N fork of un-named drainage that empties to sea just N of Jack Point lighthouse. 152 Comment
  UC56426  Atriplex canescens Ernest Braunton Sept 1903 906 Los Angeles Glendale to Burbank; Glendale to Burbank Comment
  IRVC29073  Atriplex canescens subsp. canescens June Latting 1976-10-6 s.n. Los Angeles Mountain foothills/Mojave Desert: Bob's Gap and Valyermo Road Transverse Ranges, San Gabriel Mountains 1250 Comment
  UCR259087  Atriplex canescens subsp. canescens R. G. Swinney 2010-10-15 14065 Los Angeles San Gabriel Mountains, from Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake 329 Comment
  RSA586440  Atriplex canescens var. canescens Orlando Mistretta 1995-2-28 1524 Los Angeles San Gabriel Mountains: Carr Canyon. 1067 Comment
  RSA452424  Atriplex confertifolia Anstruther Davidson s.n. Los Angeles Acton. Comment
  RSA233613  Atriplex coulteri R. F. Thorne 1970-3-6 39394 Los Angeles Santa Catalina Island: near Blue Cavern Point 46 Comment
  RSA746524  Atriplex glauca R. E. Riefner Jr. 2007-3-10 7 -121 Los Angeles Palos Verdes Peninsula, vicinity of Via Alar and Palos Verdes Dr. West. 64 Comment
  UCR214603  Atriplex lentiformis A. C. Sanders, Dan S. Cooper 2010-4-30 38123 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA478291  Atriplex lentiformis subsp. breweri F. R. Fosberg 1930-6-30 S- 3075 Los Angeles Del Rey 3 Comment
  CATA856  Atriplex leucophylla Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1665 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  CAS-BOT-BC180938  Atriplex nummularia Philip A. Munz 1932-8-31 12817 Los Angeles Playa del Rey Comment
  POM11225  Atriplex parryi Roxana S. Ferris 1918-6-12 s.n. Los Angeles Lancaster. Comment
  CHSC95345  Atriplex phyllostegia LeRoy Gross 2005-5-19 2309 Los Angeles Mojave Desert; West Mojave Desert region: South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. Between 20th Street West and Sierra Highway. Started at Ave A, then walked south. 722 Comment
  RSA124914  Atriplex phyllostegia A. G. O Berg 1956-3-28 72 Los Angeles 4 miles S of Kerman, 2 miles W of Madera Road along apron of American R in alkali sink community. Comment
  CAS-BOT-BC176527  Atriplex polycarpa Grant 1901-7-13 4405 Los Angeles Palmdale Comment
  SBBG92290  Atriplex semibaccata A. C. Sanders 1987-12-4 7440 Los Angeles El Segundo dunes, immediately W of LA International Airport & Pershing Drive, E of Vista Del Mar Blvd 30 Comment
  SD239700  Atriplex suberecta Mark A. Elvin, M. S. Enright 2002-7-22 2110 Los Angeles Wesetern Transverse Range: Newhall Ranch, Salt Creek (Val Verde 7.5'Q) 289 Comment
  LA31604  Atriplex triangularis Peter H. Raven; Henry J. Thompson 1959-10-4 31604 Los Angeles Santa Monica Mountains, Point Mugu, 2 mi. N of Point Mugu along field by Revolon Slough 9 Comment
  RSA65343  Atriplex truncata F. W. Peirson 1904-8-22 1819 Los Angeles Playa del Rey, coast of Los Angeles Co. Comment
  SBBG131491  Atriplex watsonii S. A. Junak 1996-4-15 SCI 341 Los Angeles 0.29 mi NW of light at China Pt, overlooking first small cove W of China Pt Peninsula 30 Comment
  SBBG31265  Atriplex watsonii R. F. Thorne 1966-9-15 36990 Los Angeles base of Ballast Pt, Catalina Harbor Comment
  UC1234641  Atriplex watsonii Peter H. Raven 1962-4-11 17255 Los Angeles on sandy beach due w Wall 2, San Clemente Island (San Clemente Island); San Clemente Island 9 Comment
  CAS-BOT-BC146036  Avena barbata A. J. McClatchie 1895-4-1 s.n. Los Angeles Pasadena. Comment
  CAS-BOT-BC146041  Avena barbata R. M. Beauchamp 1967-1-28 140 Los Angeles San Clemente Island. Near old indian campsite west of Lemon Tank. Comment
  RSA600838  Avena fatua L. C. Wheeler 1967-5-13 9535 Los Angeles San Gabriel Canyon, Ward's Grove. 262 Comment
  RSA167849  Azolla filiculoides Robert F. Thorne, Percy C. Everett 1964-2-7 33484 Los Angeles Santa Catalina Island. Along creek in Middle Canyon below dam. 152 Comment
  RSA101668  Baccharis salicifolia G. R. Proctor 1944-02 779 Los Angeles Sepulveda Canyon Comment
  RSA177881  Baccharis salicifolia R. F. Thorne, Percy C. Everett 1965-5-11 34657 Los Angeles Santa Catalina Island. Small pond behind Cottonwood Dam in Cottonwood Canyon. 46 Comment
  RSA670167  Baccharis salicifolia Joseph M. Keefe 2001-3-19 31141 Los Angeles San Rafael Mountains: Ravine 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, 91208. 466 Comment
  SEINET13203150 Image available Baccharis salicifolia R. G. Swinney 2010-1 11829 Los Angeles San Gabriel Mountains: Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. (Oat Mt. 7.5' Q.) 442 Comment
  UCR197189  Baccharis salicifolia Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 669 Los Angeles Transverse Ranges; Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. Southsouthwest of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 518 Comment
  SD234282  Bahiopsis laciniata R. G. Swinney 1998-5-4 6045 Los Angeles San Gabriel Valley: Irwindale - Azusa boundary, old gravel pit immediately north of 210 Fwy. 167 Comment
  CDA2994  Beta vulgaris T. C. Fuller 1981-4-1 20349 Los Angeles Ballona Marsh, 200 meters north of 431 East Culver Blvd., Playa del Rey 0 Comment
  POM53945  Bidens laevis Edward L. Greene 1903-10-1 3727 Los Angeles Pomona. Comment
  RSA157742  Bituminaria bituminosa Wesley O. Griesel 1961-4-11 s.n. Los Angeles Millard Canyon 610 Comment
  CHSC3673  Bloomeria crocea Mary Mac Arthur 1966-6-4 37 Los Angeles Chilao (upper). Comment
  SFV671  Bloomeria crocea R. L. Armacost Apr 1934 s. n. Los Angeles Santa Monica. Vacant hillside. Comment
  UC61696  Bloomeria crocea Geo. B. Grant 1904-4-24 5172 Los Angeles Catalina Island; at Isthmus Comment
  UCR256158  Bloomeria crocea R. G. Swinney 2010-6-4 13069 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  POM147819  Bloomeria crocea var. crocea Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  RSA286429  Boechera Anonymous s.n. Los Angeles Vincent Gulch, San Gabriel Mts. 2 3/4 miles down trail from Vincent Gap (Hwy 2) via Vincent Gulch to Prairie Fork, east fork of San Gabriel River 1524 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
  RSA0129466  Boechera pulchra A. C. Sanders, D. Malueg 1998-6-22 22045 Los Angeles Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  RSA465630  Boisduvalia glabella H. E. Hasse 1892-06 s.n. Los Angeles Santa Monica. Comment
  CATA3503  Bothriochloa barbinodis Julia Parish, Olivia Reda 2017-8-29 034 Los Angeles Santa Catalina Island: Avalon; Baker's Dam on Falls Canyon Road by water tanks 110 Comment
  POM1036A  Bothriochloa barbinodis P. A. Munz 1918-4-11 2055 Los Angeles Lone Hill near Glendora. Comment
  UC1952546  Bowlesia incana Reid Moran 1941-2-17 576 Los Angeles Middle Ranch, San Clemente Island. Comment
  RSA0115757  Bowlesia incana Steven A. Junak 1999-5-20 SCa- 945 Los Angeles Santa Catalina Island. Just S of Cottonwood-Black Jack Road. 304 Comment
  RSA151292  Bowlesia incana P. H. Raven 1962-5-8 17597 Los Angeles San Clemente Island: mouth of canyon at south end of Seal Cove 9 Comment
  RSA702818  Boykinia rotundifolia Scott D. White 2004-8-20 10724 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. 1067 Comment
  CAS-BOT-BC420337  Boykinia rotundifolia A. R. Kruckeberg 1939-10-1 s.n. Los Angeles E fork of Alder Creek, San Gabriel Mts. 1371 Comment
  SBBG31198  Brachypodium distachyon R. F. Thorne 1966-6-2 Los Angeles between Moonstone and White Coves 30 Comment
  UCR258811  Brassica geniculata R. G. Swinney 2010-5-25 12965 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UCR43335  Brassica geniculata David Charlton 1986-6-15 256 Los Angeles San Gabriel Mtns, Betweeen Blue Ridge Campground (1.5 air mi SSE of Bigpine) and the reservoir at the top of Chisolm Ski Run; along the reservoir maintenance road, 0.7 to 1.2 mi south of Angeles Crest hwy on Forest Road 3N06 2439 Comment
  RSA0043289  Brassica kaber var. pinnatifida William W. Baker 1974-3-25 s.n. Los Angeles Along Ventura Blvd. just W of Winnetka Ave. 243 Comment
  RSA0084247  Brassica nigra L. C. Wheeler 1967-5-9 9396 Los Angeles North fork, Dark Canyon, off Arroyo Seco at Angeles Crest Highway. 853 Comment
  CDA10543  Brickellia californica G. C. Fleischman 1945-9-9 Los Angeles San Gabriel Canyon. 0 Comment
  UCR277138  Brickellia nevinii R. G. Swinney 2010-10-5 13958 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  UC167145  Bromus arizonicus Geo. B. Grant 1894-4-27 1176162 Los Angeles Pasadena; Southern California, Pasadena 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
  SEINET10520196  Bromus carinatus F. R. Fosberg 1931-3-4 Fosberg 54484 Los Angeles Just above beach near rock crusher, in dust & silt from crusher. Santa Catalina Island. Pebble Beach. Comment
  UCR273428  Bromus carinatus var. carinatus R. G. Swinney 2011-6-22 15250 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  CAS-BOT-BC156227  Bromus catharticus Ernest C. Twisselmann 1961-10-31 6695 Los Angeles Mojave Desert. Antelope Valley. Avenue A at 90th Street. 685 Comment
  SBBG12180  Bromus diandrus P. H. Raven 1962-4-9 17151 Los Angeles near barracks, Wilson Cove 60 Comment
  UCD58563  Bromus diandrus subsp. diandrus Jack Delaini 1974-4-25 134 Los Angeles Lodi Canyon, San Dimas Experimental Forest. Angeles National Forest. Near San Dimas Creek at mouth of canyon. 365 Comment
  RSA709576  Bromus hordeaceus A. C. Sanders, Helen Kennedy 2005-4-13 29475 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
  SBBG17971  Bromus hordeaceus E. R. Blakley 1963-4-10 5596 Los Angeles 1 mi S of Avalon 30 Comment
  UCR223335  Bromus hordeaceus R. G. Swinney 2009-5-27 10858 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  RSA0112069  Bromus madritensis subsp. madritensis Steven A. Junak 2000-5-18 SCa- 1292 Los Angeles Santa Catalina Island. Above Goat Harbor. 304 Comment
  UC1109372  Bromus madritensis subsp. rubens Peter H. Raven 1962-4-9 17146 Los Angeles San Clemente Island, Wilson Cove, near barracks Wilson Cove; San Clemente Island, Wilson Cove 60 Comment
  UCR101213  Bromus pseudolaevipes Steve Boyd, Lauren Raz 1997-6-17 9943 Los Angeles Liebre Mountains region, Little Burnt Peak, at the divide b4tween the head of Fish and Burnt canyons, north of Burnt Peak and SE of Sawmill Mtn. summit. 1662 Comment
  LA206369  Bromus tectorum Barry A. Prigge; 1986-3-29 7148 Los Angeles San Gabriel Mountains, Soledad Canyon, Santa Clara River at Lang Station Road 518 Comment
  UCR259407  Bromus tectorum R. G. Swinney 2010-9-9 13741 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
  RSA0019998  Bromus tectorum Timothy S. Ross, Steve Boyd 1990-5-14 2470 Los Angeles Angeles National Forest: Yerba Buena Ridge Tujunga Ranger District 1128 Comment
  SEINET239043 Image available Bromus trinii A. C. Sanders, D. Maueg; K. D. Jones 1998-6-22 21990 Los Angeles San Gabriel Mountains; Soledad Pass area at north foot of mtns. ca. 5 miles SW of Palmdale along SCE Mesa-Vincent Subs 1000 Comment
  POM123119  Calandrinia ciliata Marcus E. Jones 1882-2-28 s.n. Los Angeles Pasadena. Comment
  RSA158269  Callitriche marginata P. H. Raven 1962-4-12 17328 Los Angeles San Clemente Island: Wilson Cove 76 Comment
  RSA733392  Calocedrus decurrens R. G. Swinney 2001-6-2 7966 Los Angeles Mojave Desert: Juniper Hills area, Cruthers Creek 1.1 mi. south of Devils Punchbowl Rd. 1311 Comment
  UC3361  Calochortus albus Harley P. Chandler 1897-5-24 Los Angeles Fulkerson's Ranch Claremont Comment
  RSA377309  Calochortus catalinae T. S. Clare 1929-3-26 s.n. Los Angeles Los Angeles Comment
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Oct 3 2014
  SEINET12044758  Calochortus catalinae F. R. Fosberg 1931-1 54456 Los Angeles divide between Hamilton and Descanso Canyons, Santa Catalina Island 200 Comment
  LA22353  Calochortus clavatus Carl Epling; 1926-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  UCSB11631  Calochortus clavatus Wisehart, Karen 1962-5-4 Los Angeles West of Los Angeles county line, 4 miles west of Castaic Junction 304 Comment
  UCD169206  Calochortus kennedyi var. kennedyi R. G. Swinney 2009-5-12 10734 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge. 1435 Comment
  RSA249804  Calochortus kennedyi var. kennedyi Robert F. Thorne 1973-5-11 43458 Los Angeles Mojave Desert Slope: 1/4-1/2 mile N of Bobs Gap, N slope of Holcomb Ridge, ca. 2 1/2 miles due S of Llano. 1159 Comment
  RSA377423  Calochortus plummerae John P. Hill 1932-6-18 s.n. Los Angeles Verdugo Woodlands. Comment
  RSA702381  Calochortus plummerae Naomi Fraga, LeRoy Gross, Sarah J. De Groot, Paul Morton 2004-6-3 1240 Los Angeles Along the Barrett Stoddard Road (2N04) between Cascade and Barrett Canyon. 1341 Comment
  RSA752581  Calochortus plummerae Justin M. Wood 2009-6-8 861 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  SEINET12054007  Calochortus weedii C. L. Abbott 1926-1 s.n. Los Angeles Los Angeles Comment
  UC54969  Calyptridium monandrum E. Braunton 868 Los Angeles Playa del Rey Comment
  UCR162590  Calystegia macrostegia Anuja Parikh, Nathan Gale 2004-7-12 2085 Los Angeles NE end of Santa Susana Mtns, Newhall Ranch (study area 22), ridges south of upper Potrero Canyon 427 Comment
  RSA394868  Calystegia macrostegia subsp. cyclostegia Frances M. Morey 1922-5-15 s.n. Los Angeles Culver City Comment
  RSA303599  Calystegia macrostegia subsp. intermedia Jim Shevock 1970-4-3 85 Los Angeles Topanga Canyon 427 Comment
  RSA708688  Calystegia macrostegia subsp. intermedia Valerie L. Soza, Miriam Sidibeh 2003-3-26 1602 -b Los Angeles North side of La Tuna Canyon, Haines Canyon Park vicinity, southwest of Dorothy and Estepa Dr. intersection. 549 Comment
  RSA71100  Calystegia macrostegia subsp. intermedia F. W. Peirson 892 Los Angeles Santa Monica Canyon, Santa Monica Mts. Comment
  POM19131  Calystegia macrostegia subsp. macrostegia P. A. Munz 1923-4-8 6627 Los Angeles San Clemente Island, canyon side on west coast. Comment
  RSA595676  Calystegia malacophylla subsp. pedicellata T. S. Ross, Victor W. Steinmann 1995-5-8 8545 Los Angeles Lower Spunky Canyon: easterly slope at the effluence of the canyon into Bouquet Reservoir. 916 Comment
  RSA593403  Calystegia peirsonii Steve Boyd, Orlando Mistretta 1996-5-23 8818 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA762263  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-1 2594 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 44 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1047 Comment
  POM13526  Camelina microcarpa F. W. Peirson 1922-7-7 3181 Los Angeles Ranger's Cabin, Swartout Valley. 1799 Comment
  RSA647978  Camissonia bistorta Michelle Manolovitz, Brian Manolovitz 1992-5-5 11 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 400 feet north of park office. Comment
  RSA72249  Camissonia claviformis subsp. claviformis F. W. Peirson 1926-4-27 6664 Los Angeles San Gabriel Mountains. North side of San Gabriel Mountains, Rock Creek. 1296 Comment
  SBBG60463  Camissonia contorta M. N. Ackley -Apr-1926 758 Los Angeles Eagle Rock 182 Comment
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Jun 24 2020
  RSA75447  Camissonia hirtella F. W. Peirson 1919-6-14 478 Los Angeles Rock Creek [Big?] 1524 Comment
  UCR191713  Camissonia hirtella A. C. Sanders 2008-4-18 34953 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth 959 Comment
  RSA125227  Camissonia micrantha P. A. Munz 1957-5-28 22057 Los Angeles At south entrance of Botanic Garden. Coastal Sage Plant Community. Claremont. Comment
  RSA780008  Camissonia micrantha R. G. Swinney 2009-4-7 10301 Los Angeles Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  RSA569942  Camissonia pallida subsp. pallida Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4852 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  UCR101718  Camissonia palmeri B. G. Pitzer 1998-5-23 3751 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  SEINET12189015  Camissonia refracta J. F. Bright, Wyman, C. 1933-1 8367 Los Angeles San Fernando Valley Comment
  LA206054  Camissoniopsis cheiranthifolia subsp. cheiranthifolia H. Lewis; 1939-4-22 sn Los Angeles Hermosa Beach 0 Comment
  OBI28050  Camissoniopsis ignota David J. Keil, Dirk Walters 1977-4-30 12301 Los Angeles Ridge Rte, ca 2 mi S of jctn With Los Angeles Co Rd N2 1280 Comment
  CAS-BOT-BC160528  Camissoniopsis lewisii Alice Eastwood 1906-6-2 166 Los Angeles San Pedro Comment
  UC1971204  Camissoniopsis micrantha Louis C. Wheeler 1947-4-20 6468 Los Angeles SAN GABRIEL MOUNTAINS: Kinneloa Canyon. Comment
  CAS-BOT-BC37082  Capsella bursa-pastoris Steven A. Junak 1997-2-24 SCI- 719 Los Angeles San Clemente Island. Along San Clemente Island Ridge Road. 569 Comment
  RSA0034286  Cardamine californica Mark L. Hoefs, Steven A. Junak, Janet Takara 2000-4-1 3067 Los Angeles Santa Catalina Island: Upper Cherry Valley, above main road. 42 Comment
  POM369316  Cardamine californica var. californica E. S. Spalding 1923-5-2 s.n. Los Angeles Fish Canyon Comment
  POM156368  Cardionema ramosissimum L. R. Abrams 1902-6-11 2517 Los Angeles Playa del Rey. Comment
  RSA674587  Carduus pycnocephalus Scott D. White 2000-5-6 7779 Los Angeles Puente Hills: City of Rowland Heights, 'Rancho Rincon de la Brea' near Bill Blevins Park. 213 Comment
  SEINET3372077  Carduus pycnocephalus G. Rink 2011-6-5 10593 Los Angeles Chino Hills 396 Comment
  UCR182756  Carex R. G. Swinney 1997-7-22 5708 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
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Sep 12 2018
  UCR277119  Carex R. G. Swinney 2010-10-5 13979 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
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Sep 12 2018
  RSA0098781  Carex alma R. G. Swinney 2011-6-1 14941 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  SEINET3243184  Carex alma Louis C. Wheeler 1967-1 10266 Los Angeles San Gabriel Mountains. All Trail Canyon, BM 3434 near Tom Lucas campground. 1006 Comment
  UCR272993  Carex heteroneura R. G. Swinney 2011-7-29 15566 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  SD215319  Carex multicaulis Timothy S Ross, Steve Boyd et al 1990-6-25 3781 Los Angeles San Gabriel Mountains: Natural depression South-southwest of Crystal Lake. 1691 Comment
  UCR150978  Carex multicaulis L. C. Wheeler 1968-5-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mtns region, San Gabriel Mtns: NW slope Smith Mountain, along Bear Creek Trail 1250 Comment
  UCR190759  Carex pellita R. G. Swinney 1999-7-5 7498 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
  RSA621252  Carex schottii L. C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport 1402 Comment
  RSA529916  Carex subfusca Timothy S. Ross 1991-8-16 5837 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  RSA188513  Carex subfusca Robert F. Thorne 1965-8-26 35389 Los Angeles San Gabriel Mts.: Angeles National Forest, Camp Lupine near Prairie Fork. 2012 Comment
  SEINET11942212  Carpobrotus chilensis J. F. Bright, Wyman, C. 1931-1 5585 Los Angeles Manhattan Beach Comment
  CAS-BOT-BC32573  Castilleja affinis LeRoy Abrams 1901-4-6 1368 Los Angeles Big Tujunga Wash Comment
  SBBG66844  Castilleja affinis R. Hoffmann 1928-7-7 Los Angeles Soledad Cyn Comment
  RSA295241  Castilleja affinis subsp. affinis J. Doty 1969-4-19 627 Los Angeles East side of Bouquet Canyon Road, 2.3 miles southwest of junction with County Road N-2; San Gabriel Mountains 976 Comment
  UCSB8713  Castilleja affinis subsp. affinis Wedberg, H. 1957-3-3 Los Angeles Luna Canyon; 0.5 mi from 101 Comment
  SEINET4044467  Castilleja angustifolia D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, near Kanan-Dume Road. 198 Comment
  RSA448674  Castilleja applegatei subsp. martinii Ella M. Kennedy 1922-3-12 s.n. Los Angeles Arroy Seco. Comment
  LA32207  Castilleja exserta subsp. venusta Peter H. Raven; 1959-4-4 13970 Los Angeles SANTA MONICA MOUNTAINS, Point Dume, just behind point. 15 Comment
  POM219989  Castilleja foliolosa F. R. Fosberg 1932-5-6 8128 Los Angeles Big Wash Canyon, Avalon, Santa Catalina Island. 50 Comment
  RSA607002  Castilleja foliolosa Louis C. Wheeler 1930-5-22 s.n. Los Angeles Palmdale. 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
  UCR154027  Castilleja foliolosa A. C. Sanders 2005-5-11 30173 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
  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
  UCR65540  Castilleja gleasoni Orlando Mistretta 1987-6-25 s.n. Los Angeles San Gabriel Mtns., Angeles National Forest; North slope of Messanger Peak Comment
  JEPS8827  Castilleja linariifolia Frank W. Peirson 1921-7-2 2478 Los Angeles Pallett Creek; San Gabriel Mountains 1097 Comment
  JEPS81716  Castilleja linariifolia Rimo Bacigalupi with Reino Alava 1958-7-21 6461 Los Angeles northern base Sawmill Mtn. (in bed of Pine Creek, in San Andreas Rift Zone (fault valley), opposite Forsythe Canyon, Angeles National Forest); Angeles National Forest, San Andreas Rift Zone, Sawmill Mtn. 1075 Comment
  RSA733775  Castilleja miniata subsp. miniata R. G. Swinney 1998-7-29 6536 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m abve canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp. 2110 Comment
  UC57004  Castilleja minor subsp. spiralis Ernest Braunton 1902-5-10 271 Los Angeles Rivera Comment
  UCR210497  Castilleja minor subsp. spiralis R. G. Swinney 2008-12-6 9955 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1.4 mi. north of Sierra Madre Ave., south side of road at spring, 0.5 mi. east of San Gabriel Canyon Information Station on Hwy 39 256 Comment
  RSA0086852  Caucalis microcarpa R. G. Swinney 2011-5-3 14560 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  UCR191674  Caulanthus coulteri var. coulteri T. B. Salvato 2008-4-22 3312 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  SFV7995  Caulanthus heterophyllus T. Gordon, M. H. Grayum, K. Felt 1976-5-7 1361 Los Angeles San Gabriel Mountains On hillside adjacent to lower Trail Canyon. 793 Comment
  UCR133730  Caulanthus lasiophyllus F. R. Fosberg 1931-4-10 S- 4546 Los Angeles Channel Islands, Santa Catalina Island, Avalon Canyon below Pacific Divide 190 Comment
  SD52912  Caulanthus lasiophyllus Peter H. Raven 1962-5-9 17679 Los Angeles San Clemente Island, head of canyon above Mosquito Cove. 334 Comment
  SEINET10493619  Ceanothus arboreus Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4808 Los Angeles Santa Catalina Island; At the Airport In The Sky (Catalina Airfield). Planted native garden at the airport terminal. Airport 10.2 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 488 Comment
  JEPS42403  Ceanothus crassifolius Frank W. Peirson 1918-5-19 302 Los Angeles Millards Canyon San Gabriel Mountains Comment
  UCR191699  Ceanothus greggii A. C. Sanders 2008-4-23 35090 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  CAS-BOT-BC50574  Ceanothus leucodermis Le Roy Abrams 1902-7-1 2609 Los Angeles Mt. Wilson, near the summit Comment
  RSA399736B  Ceanothus leucodermis Louis Greata 1901-04 s.n. Los Angeles Arroyo Seco, near Pasadena Comment
  SBBG53965  Ceanothus leucodermis K. R. Montgomery, T. W. Strid 1973-4-14 Los Angeles Dillon Divide, site of LASCA Cistus field plot Comment
  UCR273042  Ceanothus leucodermis R. G. Swinney 2011-7-8 15484 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  POM2714  Ceanothus megacarpus C. L. Hitchcock 1918-7-3 7 Los Angeles San Fernando Side of Topango [Topanga] Canyon Road. Comment
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May 29 2014
  RSA399109  Ceanothus megacarpus Bonnie C. Templeton, I. W. Clokey 1920-2-18 1413 Los Angeles Mandeville Canyon. 220 Comment
  POM158330  Ceanothus megacarpus var. insularis M. B. Dunkle 1928-2-19 1708 Los Angeles Cape Canyon. Santa Catalina Island. Comment
  LA52219  Ceanothus megacarpus var. megacarpus A. M. Johnson; 1932-5-14 4064 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Summit Decker Road. Comment
  CAS-BOT-BC50481  Ceanothus oliganthus F. A. Mac Fadden 1935-3-12 s.n. Los Angeles San Gabriel Canyon Comment
  RSA126752  Ceanothus oliganthus Peter H. Raven, H. J. Thompson 1959-4-3 13919 Los Angeles Saddle Peak 808 Comment
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Feb 10 2011
  RSA399733  Ceanothus oliganthus Anstruther Davidson 1890-4-10 s.n. Los Angeles Cahuenga Pass. Comment
  RSA650466  Ceanothus oliganthus Brent Mishler 1977-10-6 s.n. Los Angeles San Gab. R. flood control area, Irwindale. 177 Comment
  SEINET5743567 Image available Ceanothus oliganthus Unknown s.n. Los Angeles Mt. Wilson Trail. Angeles National Forest.; Angeles National Forest Comment
  CAS-BOT-BC63305  Ceanothus spinosus Ernest Braunton 1903-1-12 778 Los Angeles Laurel Canyon. Comment
  CAS-BOT-BC63344  Ceanothus spinosus P. A. Munz; R. D. Harwood 1920-5-15 3950 Los Angeles Santa Monica Mts. Sepulveda Canyon. 243 Comment
  CAS-BOT-BC63350  Ceanothus spinosus S. B. Parish; W. F. Parish 1882-1-1 909 Los Angeles unspecified. Comment
  UCR133585  Ceanothus spinosus Tema S. Clare 1929-3-3 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Topanga Canyon Comment
  CATA1256  Centaurea melitensis Mark L. Hoefs, Douglas R. Hoefs 1995-6-29 2340 Los Angeles Santa Catalina Island: By Empire Landing Road near quarry 124 Comment
  SFV16020  Centaurea melitensis A. M. Orcino, A. Sutton 1994-5-21 36 Los Angeles San Fernando Valley Van Nuys. Sepulveda Wildlife Reserve, Sepulveda Basin. 215 Comment
  UCR259921  Centaurea melitensis R. G. Swinney 2010-4-28 12439 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  CAS-BOT-BC272065  Centaurea melitensis C. W. Tilforth 1969-5-31 197 Los Angeles 1/2 mile east of intersection of Colima Ave. and Punta del Este St. norht of Whittier Comment
  PASA81  Centaurea melitensis Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  RSA596445  Centaurea solstitialis Steve Boyd, Mark Elvin, Victoria Jotikasthira 1996-6-25 8867 Los Angeles Liebre Mountains, along the Ridge Route west of Castaic Canyon, 1.3 miles north of the junction with Templin Highway, just north of small development on private land. 854 Comment
  RSA593591  Centaurium exaltatum Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8833 Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon 549 Comment
  RSA0051678  Centranthus ruber Carol Haines 1964-5-7 116 Los Angeles Topanga Canyon Blvd., 5.5 miles NE of Highway 101, Santa Monica Mountains. 259 Comment
  RSA509617  Centranthus ruber Louis C. Wheeler 1966-10-27 9091 Los Angeles N-facing cliff 200 yards inside mouth of San Gabriel Canyon. Comment
  CAS-BOT-BC288833  Centromadia parryi subsp. australis Peter H. Raven 1957-9-21 11332 Los Angeles At NW end of UCLA campus, Los Angeles Comment
  CAS-BOT-BC279111  Centromadia pungens subsp. laevis Grant 1901-7-17 s.n. Los Angeles Pasadena Comment
  RSA0116282  Centrostegia thurberi R. G. Swinney 2010-6-1 13173 Los Angeles San Gabriel Mountains; Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  UCR280674  Centrostegia thurberi R. G. Swinney 2014-4-10 16046 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  RSA252871  Centrostegia thurberi Robert F. Thorne 1973-5-11 43525 Los Angeles San Gabriel Mts., Mojave Desert slope: Juniper Hills, c. 2 mi S of Ft. Tejon Road 1250 Comment
  RSA579439  Centrostegia thurberi Tim S. Ross 1994-6-21 7995 Los Angeles Vicinity of Pacifico Mountain: 100m NE of saddle between north fork Tie Canyon on the SW and a major NE-draining tributary of Santiago Canyon on the NE; ca 3160m NW of Pacifico Mtn's 7124-foot summit. 1622 Comment
  RSA392714  Centrostegia thurberi var. thurberi Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  RSA453285  Cercocarpus betuloides C. Epling 1931-5-2 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  SEINET6331970  Cercocarpus betuloides I. W. Clokey, B. C. Templeton 4596 Los Angeles Mandeville Canyon, Santa Monica Mountains 300 Comment
  CHSC95825  Cercocarpus betuloides var. betuloides Joseph Marlowe Keefe 2001-1-19 30948 Los Angeles South by southwest face of The Eagle Rock, Eagle Rock District, Los Angeles, CA 90041 304 Comment
  LA47759  Cercocarpus betuloides var. betuloides Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  RSA0092462  Cercocarpus betuloides var. betuloides R. G. Swinney 2011-11-3 15993 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre. 549 Comment
  UC1127925  Cercocarpus betuloides var. betuloides G. T. Nordstrom 1935-3-23 406 Los Angeles 1 3/4 mi se of Mouth of Beartrap Canyon (Santa Barbara National Forest); Santa Barbara National Forest 701 Comment
  RSA497908  Cercocarpus betuloides var. betuloides Robert M. Perkins 1915-4-16 s.n. Los Angeles San Gabriel Mountains Comment
  POM602  Cercocarpus ledifolius var. ledifolius I. M. Johnston 1917-6-20 1485 Los Angeles Baldy Lookout of USFS. 2134 Comment
  SD112026  Cercocarpus traskiae Betsy Carpenter, Linda Allen 1975-3-23 Los Angeles Santa Catalina Island; Collected from the Botanical Garden by Mark Hoefs. Comment
  JEPS8904  Chaenactis artemisiifolia Frank W. Peirson 1918-6-28 242 Los Angeles foothills e of Rubio Canyon; San Gabriel Mountains 609 Comment
  CAS-BOT-BC276922  Chaenactis fremontii A. C. Sanders; D. Malueg; K. D. Jones 1998-6-22 21995 Los Angeles San Gabriel Mountains: Soledad Pass area at N foot, ca 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just S of Vincent Substation 1000 Comment
  JEPS30570  Chaenactis fremontii Donald M. Kyhos 1957-4-26 57 -76 Los Angeles center of Antelope Valley Comment
  UCR126718  Chaenactis glabriuscula A. C. Sanders, Mark Elvin 2003-4-14 25950 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
  POM156355  Chaenactis glabriuscula var. glabriuscula L. R. Abrams 1902-6-9 2503 Los Angeles Playa del Rey. Comment
  UCD130389  Chaenactis glabriuscula var. glabriuscula Wesley O. Griesel 1962-5-25 Los Angeles Switzers Inlet, Upper Arroyo Seco, San Gabriel Mountains. 914 Comment
  CAS-BOT-BC284279  Chaenactis santolinoides A. D. E. Elmer 1902-6-1 3802 Los Angeles Acton Comment
  RSA774263  Chaenactis stevioides R. G. Swinney 2009-5-5 10649 Los Angeles Carr Canyon, 0.6 mi. southeast of Mt. Emma Rd. crossing 963 Comment
  UC284269  Chaenactis stevioides P. A. Munz 1923-5-26 6804 Los Angeles Big Rock Creek San Gabriel Mts., Big Rock Creek 1280 Comment
  JEPS30565  Chaenactis xantiana Donald M. Kyhos 1957-4-30 57 -133 Los Angeles Gorman Comment
  RSA0117574  Chaenactis xantiana A. C. Sanders 2008-4-10 34787 Los Angeles Transverse Range/Mojave Desert: hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM Pine. 915 Comment
  JEPS3304  Chaenactis xantiana Rimo Bacigalupi, R. S. Ferris, and Richard Holm 1953-4-19 4034 Los Angeles 18 1/2 mi e of Mojave (1/2 mi w of junction with road to Muroc, along U.S. 466); Mojave Desert Comment
  JEPS51891  Chamaesyce albomarginata F. W. Peirson 1919-6-13 459 Los Angeles Sam Gabriel Mtns, Rock Creek Canyon Comment
  RSA666730  Chamaesyce albomarginata A. C. Sanders, D. Malueg 2001-5-17 24319 Los Angeles Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decomissioned. 122 Comment
  SFV21797  Chamaesyce melanadenia V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 752 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mountainway. East-southeast-facing, open, disturbed slope below trail along ridgetop. 457 Comment
  UC303784  Chamaesyce melanadenia S. B. Parish 1919-4-19 19261 Los Angeles near San Dimas; Lone Hill Comment
  SJSU4462  Chamaesyce polycarpa H. R. Garrett 1962-4-15 Los Angeles Shady Cove Dr, Burbank Comment
  RSA747049  Chamaesyce prostrata R. G. Swinney 2008-5-30 8872 Los Angeles San Gabriel Canyon along old road/trail at El Encanto 256 Comment
  RSA127447  Chamaesyce serpillifolia P. H. Raven, H. J. Thompson 1959-10-14 14628 Los Angeles East end of Malibu Lake. 221 Comment
  POM2846  Chamaesyce serpillifolia M. Hitchcock 1918-07 1 Los Angeles Van Nuys Comment
  RSA0065479  Cheilanthes californica Smith, Witt, Hurley, Prieur, Goebel 1949-2-7 s.n. Los Angeles Santa Anita Canyon. 487 Comment
  RSA423284  Chenopodium album Gertrude Dunn 1930-8-9 s.n. Los Angeles Whittier. Comment
  RSA478494  Chenopodium californicum F. R. Fosberg 1931-4-15 S 4621 Los Angeles Santa Catalina Island. Eagle s Nest, Middle Ranch Canyon. 180 Comment
  RSA596026  Chenopodium californicum T. S. Ross, J. Mark Porter 1995-5-4 8446 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. Liebre Mountains. 555 Comment
  RSA632000  Chenopodium californicum L. C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent 991 Comment
  CATA456  Chenopodium californicum Sara L. Crockett, Mark Hoefs, Steve Junak 1997-3-27 599 Los Angeles Santa Catalina Island: 0.2 mile N on Lower Cape Canyon Reservoir Road from jct. with Cape Canyon Road; ca. 5 m E of road 286 Comment
  POM158265  Chenopodium californicum M. B. Dunkle 1928-5-27 1971 Los Angeles Hamilton Canyon, San Clemente Island 18 Comment
  UCR272527  Chenopodium fremontii R. G. Swinney 2011-7-8 15468 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), lowest of 3 natural depressions at the N base of Strawberry Peak 1256 Comment
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Jan 24 2017
  SFV7066  Chenopodium macrospermum T. Gordon, M. H. Grayum, D. R. Perry, K. Felt 1974-11-3 766 Los Angeles Santa Monica Mountains Malibu Creek, about 0.5 miles from ocean. Comment
  SEINET5765063 Image available Chenopodium multifidum Unknown 1904-1 1133 Los Angeles Pasadena Comment
  UC527181  Chloris gayana Carl B. Wolf 1932-9-16 4121 Los Angeles Bryant Ranch Long Beach (on w side of San Gabriel River Flood Control, 1400 ft s of 7th St., Long Beach); w side of San Gabriel River Flood Control, Long Beach 3 Comment
  SEINET4044600  Chlorogalum pomeridianum D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 182 Comment
  UCR186719  Chondrilla juncea Dan S. Cooper 2007-8-21 s.n. Los Angeles Los Angeles Basin, Los Angeles, South La Brea Ave., between Washington Blvd and the I-10 Fwy, between 20th and 21st streets 37 Comment
  SBBG62231  Chorizanthe parryi var. fernandina R. Hoffmann 1928-7-9 Los Angeles Elizabeth Lake Comment
  UC188736  Chorizanthe parryi var. fernandina Samuel B. Parish June 1887 1989 Los Angeles San Fernando Comment
  CAS-BOT-BC244660  Chorizanthe staticoides S. B. Parish 1901-4-5 594 Los Angeles San Jose Hills, near Claremont 274 Comment
  RSA524084  Chorizanthe staticoides Tim S. Ross, S. D. Boyd 1990-6-6 2840 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  RSA735916  Chorizanthe staticoides Justin M. Wood 2008-5-31 10 Los Angeles Santa Monica Mountains National Recreation Area, Malibu Canyon Road, approx. 2 miles N of PCH. Comment
  UCD100019  Chorizanthe staticoides Collector Unknown 1962-5-19 s.n. Los Angeles 3 mi. W. Topanga Canyon - Mulholland, Santa Monica Mts. 356 Comment
  UCR182390  Chorizanthe staticoides R. G. Swinney 1998-5-15 6053 Los Angeles San Gabriel Mountains, San Gabriel (Azusa) Canyon, 1.5 mi. north of Foothill Blvd. on east side of Encanto Rd. 183 Comment
  RSA732851  Chorizanthe watsonii R. G. Swinney 2001-5-18 7940 Los Angeles Mojave Desert: Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy. 138. 1284 Comment
  RSA113416  Chrysanthemum carinatum J. C. Roos 1956-5-22 s.n. Los Angeles In El Segundo, near Hypericon. 9 Comment
  UCR231382  Chrysanthemum parthenium Dan S. Cooper 2011-9-30 911- 130 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Royce Canyon 264 Comment
  RSA96063  Chrysothamnus nauseosus subsp. consimilis E. K. Balls, Percy C. Everett 1954-10-4 20207 Los Angeles Hwy 6, 0.5 miles S of kern County line, between Lancaster to Rosamond 732 Comment
  RSA0059665  Cirsium occidentale Doris Bowers 1957-5-2 929 Los Angeles Road above Puddingstone, LaVerne. 320 Comment
  LA105047  Cirsium occidentale var. californicum Barry A. Prigge; 1988-7-3 8181 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  UCR186667  Cirsium occidentale var. californicum A. C. Sanders 2006-5-16 32352 Los Angeles Tehachapi Mtns. Foothills, off Gorman Post Rd. near the Bailey Substation, c. 1 mile west of Quail Lake 1067 Comment
  UCSB7234  Cirsium occidentale var. californicum Wedberg, H. 1958-4-26 Los Angeles Four miles west of fire station west of Beverly Glen on Mulholland Drive, Santa Monica Mts. Comment
  CDA1386  Cirsium occidentale var. coulteri T. C. Fuller 1961-4-1 6240 Los Angeles Claremont; SE of E. Baseline Rd. at Padua Ave. (NW of Cable Airport, Upland CA.) Comment
  RSA151286  Cirsium occidentale var. occidentale Peter H. Raven 1962-4-10 17186 Los Angeles San Clemente Island. Small arroyo above Wilson's Cove 61 Comment
  CAS-BOT-BC173166  Cistanthe monandra Timothy S. Ross; Steve Boyd 1994-5-4 7644 Los Angeles San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600 m SW of summit of grade; ca 2460 m ESE of Grass Mtn summit 1075 Comment
  UCR1430  Cistus ladanifer Bland Ewing 1961-3-30 300361- 9 -16 Los Angeles San Gabriel Mtns., Brown Mtn. Fire Control Rd., El Prieto Canyon, Altadena Comment
  POM50320  Clarkia bottae L. R. Abrams 1901-6-4 1713 Los Angeles Los Tunas Canyon. Comment
  RSA582950  Clarkia cylindrica subsp. cylindrica Tim S. Ross, Steve D. Boyd 1993-5-23 7257 Los Angeles Saddle between Red Mtn's long E ridge and a small notched peak (3227-ft), ca 700 m SSW of Plum Spring (in upper Clearwater Canyon). 884 Comment
  RSA0055082  Clarkia deflexa Jim Shevock 1970-4-30 166 Los Angeles Off of Topanga Canyon. 274 Comment
  POM3085  Clarkia heterandra L. R. Abrams, E. A. McGregor 1908-6-19 340 Los Angeles Oak Grove Canyon, Liebre Mts. 1067 Comment
  CAS-BOT-BC163701  Clarkia purpurea subsp. quadrivulnera Henry J. Thompson 1959-5-24 2019 Los Angeles 0.6 mile east-north-east of peak, Saddle Peak 701 Comment
  LA201725  Clarkia purpurea subsp. quadrivulnera Arthur C. Gibson; 2001-5-18 4814 Los Angeles Santa Monica Mountains, Rocky Oaks National Recreation Area, Near Mullholand and Malibu Comment
  LA210318  Clarkia purpurea subsp. quadrivulnera Harlan Lewis; Margaret Lewis 1946-7-14 28 Los Angeles Santa Monica Mountains, Sepulveda Blvd., 0.7 mi N of N Sepulveda Way 396 Comment
  POM246439  Clarkia purpurea subsp. quadrivulnera F. R. Fosberg 1931-4-23 S- 4696 Los Angeles Santa Catalina Island. Hay Press 350 Comment
  UC58867  Clarkia purpurea subsp. quadrivulnera H. P. Chandler 1897-5-24 Los Angeles Claremont Comment
  CAS-BOT-BC165503  Clarkia unguiculata L. R. Abrams 1901-6-4 1711 Los Angeles Los Tunas [Canon] Canyon, S. Monica Mts. Comment
  RSA0056209  Clarkia unguiculata Orlando Mistretta, Mike Hammit 1991-4-15 s.n. Los Angeles Liebre Mountains region: San Francisquito Canyon. 543 Comment
  RSA561823  Clarkia unguiculata Steve Boyd, Orlando Mistretta 1993-6-3 8177 Los Angeles Western San Gabriel Mountains: north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest., North of Santa Clara Rd (3N17.9) at head of eastern-most canyons, 1/4 mile northeast of May Canyon saddle. 915 Comment
  UC440440  Clarkia unguiculata H. Anderson, Carl Epling 1930-5-30 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  UCR258923  Clarkia unguiculata R. G. Swinney 2010-5-7 12615 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy. overpass along Haines Canyon stream channel/ south fork of Big Tujunga Wash 357 Comment
  SBBG112772  Claytonia parviflora subsp. parviflora S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-4 SCa 524 Los Angeles Little Ripper's Cyn, just inland from beach 9 Comment
  RSA733760  Claytonia perfoliata R. G. Swinney 2000-5-20 7697 Los Angeles NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 905 Comment
  RSA0107837  Claytonia perfoliata Steven A. Junak 2000-5-19 SCa- 1328 Los Angeles Santa Catalina Island. SE portion of 1999 burn, above Goat Harbor, ca. 0.76 mi. SSW of Goat Harbor. 438 Comment
  CAS-BOT-BC439914  Claytonia perfoliata subsp. intermontana Geo. B. Grant 1902-6-12 s.n. Los Angeles Mt Wilson 1828 Comment
  SBBG18709  Claytonia perfoliata subsp. mexicana E. R. Blakley 1963-4-7 5537 Los Angeles between Haypress and Gallagher Cyn's head 411 Comment
  UCR271732  Claytonia perfoliata subsp. mexicana R. G. Swinney 2011-3-26 14197 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  RSA19735  Claytonia perfoliata subsp. mexicana I. W. Clokey, Bonnie C. Templeton 1929-03 4525 Los Angeles Mandeville Canyon, Santa Monica Mountains. 275 Comment
  SEINET9136644  Claytonia perfoliata subsp. mexicana H. M. Hall 1903-1 3745 Los Angeles Arroyo Seco. Comment
  RSA787526  Claytonia perfoliata subsp. perfoliata Jane Tirrell, Graham Bothwell, Walter Fidler, Thomas Stoughton 2012-5-15 LS 0044 Los Angeles 50 meters above California State Route 2 near mile marker 66.28, Little Jimmy Springs area 2292 Comment
  RSA0045486  Claytonia perfoliata subsp. perfoliata Paul M. Inman 1983-5-8 50883 -8 Los Angeles Big Santa Anita Canyon in the Angeles National Forest, San Gabriel Mountains, about 1 mile north of Arcadia, on Winter Creek trail just above Hoegee's Camp. 762 Comment
  RSA612196  Clematis lasiantha Bill Campbell 1932-3-19 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  POM374  Clematis ligusticifolia Unspecified 1889-06 s.n. Los Angeles San Gabriel. Comment
  UC75415  Clematis ligusticifolia C. F. Baker 1903-8-2 3458 Los Angeles San Antonio Canyon near Claremont; San Antonio Canyon Comment
  UC853936  Clematis ligusticifolia Ira W. Clokey, B. Templeton June 1929 4595 Los Angeles Santa Monica Mts., Mandeville Canyon 200 Comment
  CAS-BOT-BC92812  Clematis pauciflora Louis C. Wheeler 1932-6-27 881 Los Angeles San Dimas Canyon Dam, San Gabriel Mountains. 411 Comment
  SFV3347  Collinsia bartsiifolia var. davidsonii W. G. Webb 1935-4-20 Los Angeles Mojave Desert Near Lancaster. Comment
  UCR98797  Collinsia bartsiifolia var. davidsonii Steve 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
  RSA408244  Collinsia callosa Anstruther Davidson 1895-5-3 s.n. Los Angeles Manzana. Comment
  SD87872  Collinsia callosa F. W. Peirson 1921-6-15 2443 Los Angeles Chilao, San Gabriel Mtns. 1646 Comment
  RSA412211  Collinsia childii H. de Forest 1931-06 s.n. Los Angeles Along Ridge Route. Comment
  RSA103939  Collinsia heterophylla Alice Eastwood 1906-5-27 28 Los Angeles Garvanza Comment
  RSA725753  Collinsia heterophylla A. C. Sanders, Mark A. Elvin 2003-5-1 26274 Los Angeles Western San Gabriel Mtns.: NE side of Castaic Mesa, ca 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch. 396 Comment
  SEINET13276794 Image available Collinsia heterophylla var. austromontana R. G. Swinney 2011-1 14494 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  RSA0117383  Collinsia parryi F. W. Peirson 1923-5-21 3514 Los Angeles Fish Canyon, San Gabriel Mountains. 732 Comment
  RSA747467  Conium maculatum R. G. Swinney 2008-4-4 8609 Los Angeles lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  SBBG13419  Constancea nevinii E. R. Blakley 1962-10-4 5416 Los Angeles Indian Rock, Emerald Bay 6 Comment
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Dec 3 2015
  SBBG131948  Convolvulus arvensis S. A. Junak 2000-5-18 SCa 1303 Los Angeles NW-facing slope overlooking Parson's Landing 73 Comment
  RSA0043296  Convolvulus cyclostegius A. Lee Haines 1970-6-24 s.n. Los Angeles Pt. Dume Comment
  RSA662678  Conyza bonariensis LeRoy Gross 2001-11-10 454 Los Angeles Verdugo Mountains, north side. Off the 210 freeway east bound LaTuna Canyon Road exit opposite this exit is a road that starts out paved., (Hostetter Mountainway) follow this road that parallels the freeway east till a dirt road forks off on the right (southeast) 457 Comment
  RSA646130  Conyza canadensis Orlando Mistretta 1992-9-14 805 Los Angeles San Gabriel Mountains: North Fork Saddle. Tujunga Ranger District. Comment
  RSA720489  Conyza canadensis R. G. Swinney 1997-9-27 5879 Los Angeles Live Oak Canyon, c. 1.6 mi. N of Baseline Rd., 0.8 mi. due N of Live Oak Canyon Dam 488 Comment
  UCR210431  Conyza canadensis R. G. Swinney 2008-11-29 9848 Los Angeles San Gabriel Mtns., mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  CAS-BOT-BC286123  Conyza canadensis Ernest C. Twisselmann 1970-9-8 17481 Los Angeles Mojave Desert. Antelope Valley: Avenue A 0.2 mile east of 30th Street West 731 Comment
  RSA587489  Conyza canadensis Orlando Mistretta 1994-9-13 1478 Los Angeles San Gabriel Mountains; Santiago Canyon; Santiago Creek near jct. of Forest Road 4N20 and BM 3980 1159 Comment
  UCR272845  Corallorhiza maculata R. G. Swinney 2011-8-5 15616 Los Angeles San Gabriel Mountains, ridge to immediately west of Lily Spring, c. 300 meters south of Hwy. 2/Angeles Crest Hwy, north slope of Mt. Hawkins 2427 Comment
  RSA250353  Cordylanthus nevinii Robert F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42229 Los Angeles San Gabriel Mtns, Angeles National Forest: N slope of Mt. Waterman near Buckhorn Station. 2134 Comment
  JEPS70072  Cordylanthus rigidus subsp. setiger L. R. Heckard 1971-9-30 2852 Los Angeles 10 air mi nw Castaic (Oak Flats Campground n of Whitaker summit) 640 Comment
  RSA18527  Cordylanthus rigidus subsp. setiger Carl B. Wolf 1927-7-24 671 Los Angeles 1/2 mi east of Montrose 457 Comment
  RSA517161  Cordylanthus rigidus subsp. setiger Tim S. Ross, Orlando Mistretta 1990-10-9 3259 Los Angeles San Gabriel Mountains: Mill Creek Drainage, Tujunga Ranger District, Angeles National Forest 1416 Comment
  UC1032460  Cordylanthus rigidus subsp. setiger Jerome S. Horton 1936-8-25 388 Los Angeles by supression camp; Pomona Quadrangle, San Dimas Experimental Forest, Tanbark Fl Comment
  LA97399  Cordylanthus rigidus subsp. setiger Kei Nakai; 1976-7-7 TCSP 2 21 76 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon State Park, ca 0.5 mi due N from the windmill. Comment
  CAS-BOT-BC287759  Coreopsis bigelovii A. D. E. Elmer 1902-6-1 4161 Los Angeles Palmdale Comment
  UCR281603  Coreopsis bigelovii R. G. Swinney 2014-4-17 16103 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, 1.2 miles east of Cheseboro Rd., 100-400 m south of California Aqueduct 968 Comment
  POM356023  Coreopsis gigantea M. B. Dunkle 1929-4-7 2117 Los Angeles White's Landing, Santa Catalina Island. Comment
  RSA323751  Coreopsis gigantea F. H. Elmore 436 Los Angeles Santa Catalina Island Comment
  RSA3612  Coreopsis gigantea C. B. Wolf 1932-5-14 3631 Los Angeles Between Avalon and Pebbly Beach, Santa Catalina Island. 30 Comment
  UC1119270  Corethrogyne filaginifolia Jerome S. Horton 1935-9-20 243 Los Angeles Pomona Quad., Big Dalton Dam Comment
  UC895247  Corethrogyne filaginifolia L. R. Abrams 1916-10-31 6367 Los Angeles Fremont's Pass Comment
  SEINET7836962 Image available Corethrogyne filaginifolia J. H. Barber Unknown 291 Los Angeles Santa Monica Forestry Station Comment
  POM356120  Corethrogyne filaginifolia var. filaginifolia Anstruther Davidson 1892-09 1996 Los Angeles San Gabriel Mountains, Santa Anita Canyon. Comment
  SD85118  Corethrogyne filaginifolia var. filaginifolia E. R. Blakley 1962-10-3 5373 Los Angeles Santa Catalina Island; banks around Wrigley Reservoir at the summit of the island road. 424 Comment
  SEINET10615503  Corethrogyne filaginifolia var. filaginifolia David B. Dunn 1941-2-23 Dunn 693 Los Angeles Two blocks north of Santa Monica Blvd. on Westwood Blvd. Comment
  CAS-BOT-BC209769  Cornus glabrata Carl B. Wolf 1932-5-13 3617 Los Angeles Santa Catalina Island. Hamilton Canyon, left fork, 200 ft. above forks 121 Comment
  CAS-BOT-BC143496  Cotoneaster pannosus Jeannette L. Huber 1974-2-12 1412 Los Angeles On old Cobb estate, north end of Lake Avenue, Altadena Comment
  RSA719197  Cotula australis R. G. Swinney 1998-4-13 5968 Los Angeles Claremont Hills Wilderness Park, 0.2 to 0.6 mi. (by road) NNW of N terminous of Mills Ave., on Cobal Canyon Rd. 543 Comment
  LA31705  Cotula australis Peter H. Raven; 1959-3-1 13819 Los Angeles 243 Comment
  SFV3859  Cotula coronopifolia M. L. Vincent 1960-5-12 58 Los Angeles Malibu Lagoon on Highway 101. Near Malibu Beach Colony. 3 Comment
  POM624574  Crassula connata L. C. Wheeler 1973-4-8 s.n. Los Angeles Kagel Canyon. 601 Comment
  RSA423445  Crassula connata var. erectoides Freda Detmers 1931-3-12 s.n. Los Angeles El Segundo. Comment
  RSA533452  Crassula connata var. erectoides Tim Ross 1991-4-21 4542 Los Angeles Whittier Hills (Puente Hills, pro parte): ridge on N side of Turnbull Canyon 305 Comment
  RSA592438  Crassula tillaea L. C. Wheeler 1967-5-13 9528 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward' Grove. 262 Comment
  UCSB11252  Cressa truxillensis 1961-9-23 Los Angeles Ballast Point S side of Catalina Harbor, Santa Catalina Island Comment
  UC1121535  Crocanthemum scoparium var. vulgare A. D. Gifford 1935-1-7 190 Los Angeles ridge e junction of Viola and Palomas Creeks; Tejon Quad. 548 Comment
  SBBG37786  Crossosoma californicum R. Moran 1941-2-28 655 Los Angeles Johnson Valley 10 Comment
  SD90452  Crossosoma californicum Robert F. Thorne, Doug Propst 1973-2-14 42478 Los Angeles Santa Cataline Island, junction of Isthmus and Marine Science Laboratory roads 120 Comment
  LA204985  Croton californicus M. Epling; Carl Epling May 1925 sn Los Angeles San Fernando Valley Comment
  LA83308  Croton californicus O. H. Kappler; 1944-6-4 sn Los Angeles San Gabriel Mountains, Tujunga Canyon 457 Comment
  UCR205977  Croton californicus A. C. Sanders, T. B. Salvato 2009-5-29 37048 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  SEINET12143264  Croton californicus C. G. Pringle 1882-1 s.n. Los Angeles Wilmington Comment
  RSA480698  Croton californicus var. tenuis Mildred R. Solomen 1931-07 s.n. Los Angeles El Segundo. Comment
  SBBG108999  Croton setiger S. A. Junak 1996-5-20 SCl 512 Los Angeles mouth of cyn at Mosquito Cove 3 Comment
  UCR124380  Croton setiger I. W. Clokey, B. C. Templeton 1929-1 4599 Los Angeles Western Transverse Range; Santa Monica Mtns., Westwood, east of Mandeville Canyon 200 Comment
  SEINET10518392  Crypsis vaginiflora Bellue BELLUE s.n. Los Angeles Old Municipal Airport, Rosecrans Ave. Comment
  UCD168207  Cryptantha J. W. Barry 1980-4-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  UCR187016  Cryptantha A. C. Sanders 2006-4-25 32165 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  RSA0042678  Cryptantha Laura Moore, Jean Moore 1999-4-25 031 Los Angeles Pitzer College, Claremont: Northwest section of Outback, approximately 5 yards from western boundary with Harvey Mudd Soccer Field. 350 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
  LA31586  Cryptantha clevelandii Henry J. Thompson; 1959-5-31 2058 Los Angeles Santa Monica Mountains, just E of junction of Latigo Canyon Rd with Mulholland Hwy 518 Comment
  LA81967  Cryptantha clevelandii O. H. Kappler; 1943-5-23 468 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  IRVC29638  Cryptantha corollata A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26207 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch Western San Gabriel Mtns. 366 Comment
  RSA773619  Cryptantha decipiens R. G. Swinney 2009-4-29 10579 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 945 Comment
  UCR205189  Cryptantha decipiens R. G. Swinney 2008-5-2 8730 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  RSA499600  Cryptantha intermedia L. E. Hoffman 1927-7-10 s.n. Los Angeles Swartout Canyon, Big Pines. Comment
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Jan 4 2012
  SBBG98683  Cryptantha intermedia T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5172 Los Angeles 1100 ft SSW of Twin Dams, 1450 ft NNW of Boulder marker (1859) 490 Comment
  POM369858  Cryptantha intermedia M. Mead 1972-4-8 12 Los Angeles San Gabriel Mountains; Collected 1 mile NE of McCurdy Nature Center, Eaton Canyon. Comment
  SDSU5469  Cryptantha intermedia Gerald Collier 1951-4-7 M 424 Los Angeles 2 miles west of U.S. Hwy 101. Comment
  RSA0076122  Cryptantha intermedia var. johnstonii Louis C. Wheeler 1967-5-8 9330 Los Angeles San Gabriel Mts.: Between Boquet Junction and Bonnelli Ranch. 396 Comment
  SD230184  Cryptantha micrantha Louis C. Wheeler 1968-5-30 Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground. Comment
  POM9046  Cryptantha micromeres P. A. Munz, R. D. Harwood 1920-5-17 3966 Los Angeles Topango [Topanga] Canon. Santa Monica Mts. 121 Comment
  RSA596001  Cryptantha microstachys L. C. Wheeler 1967-5-2 9254 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 396 Comment
  UC166706  Cryptantha microstachys Geo. B. Grant 1904-6-16 239 Los Angeles Pasadena Comment
  LA200288  Cryptantha muricata Henry J. Thompson; 1961-3-31 3178 Los Angeles Santa Monica Mountains, Stunt Road, 1 mi. S of Mulholland Highway 350 Comment
  RSA0108844  Cryptantha muricata R. G. Swinney 2011-6-7 15089 Los Angeles San Gabriel Mountains: summit of Mount Mooney, 0.4 air mile due east of Angeles Crest Hwy and 0.5 mile due north of jct. of Angeles Crest Hwy. and entrance to Charlton Flats, 0.32 mile WNW of Mt. Mooney Rd. jct. with dirt road to Stony Ridge Observatory. 1768 Comment
  UCR220247  Cryptantha muricata R. G. Swinney 2009-4-28 10516 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  UCR258772  Cryptantha muricata R. G. Swinney 2010-6-23 13347 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  JEPS67715  Cryptantha muricata I. W. Clokey and B. C. Templeton 1935-5-18 5667 Los Angeles San Gabriel Canyon, 1.0 mi above dam San Gabriel Canyon Comment
  UC551789  Cryptantha muricata F. R. Fosberg 1932-6-8 10686 Los Angeles Head of Lone Pine Canyon San Gabriel Mts. 1875 Comment
  RSA0114947  Cryptantha muricata var. muricata R. G. Swinney 2010-3-24 12078 Los Angeles San Gabriel Mountains; Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  UCR177780  Cryptantha nevadensis var. rigida LeRoy Gross 2005-4-28 2121 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  RSA595333  Cryptantha nevadensis var. rigida L. C. Wheeler 1967-5-8 9339 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  POM98348  Cryptantha oxygona P. A. Munz 1926-4-4 9987 Los Angeles 1 mile north of Elizabeth Lake. Comment
  UCR89458  Cryptantha oxygona T. S. Ross, Steve Boyd, L. Arnseth 1991-4-30 4982 Los Angeles San Gabriel Mtns., Soledad Canyon Wash, c. one-half mi. east of Acton. 829 Comment
  RSA0058227  Cryptantha pterocarya var. pterocarya Richard G. Swinney 2010-5-19 12815 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. 1335 Comment
  SD241778  Cryptantha pterocarya var. pterocarya R. G. Swinney 2009-5-12 10719 Los Angeles Transverse Range; San Gabriel Mtns.: Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge. 1435 Comment
  POM368349  Cryptantha similis Frances Runyan 1973-4-14 41 Los Angeles About 10-15 miles southwest of Gorman along a mostly dirt road toward Piru Creek. 1067 Comment
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Jan 6 2015
  IRVC28668  Cucurbita foetidissima A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden 2002-6-18 25106 Los Angeles Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns. 335 Comment
  RSA394301  Cucurbita foetidissima G. J. Hollenberg 1928-7-16 s.n. Los Angeles Near Del Rey Palisades. Comment
  CAS-BOT-BC224477  Cuscuta californica Le Roy Abrams 1900-8-9 877 Los Angeles San Gabriel Canon [Canyon] Comment
  CAS-BOT-BC224486  Cuscuta californica F. Grinnell Jr. 1917-8-19 s.n. Los Angeles Pacoima Wash near San Fernando Comment
  UCR11933  Cuscuta californica P. H. Raven 1960-5-21 15401 Los Angeles Western Transverse Range; Santa Monica Mtns., Cornell Corners 244 Comment
  RSA607461  Cuscuta campestris L. C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. & San Diego Fwy, between Sepulveda & 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.]. Comment
  LA210109  Cuscuta subinclusa Louis C. Wheeler; 1932-8-28 1297 Los Angeles San Jose Hills, Puddingstone Dam 274 Comment
  RSA0011351  Cuscuta subinclusa Orlando Mistretta, Youssef Atallah 2011-8-16 6056 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
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Jun 1 2018
  UCR23392  Cyclospermum leptophyllum John C. Roos, A. R. Roos 1958-5-16 s.n. Los Angeles Los Angeles, lawn of Ambassador Hotel, 3400 Wilshire Blvd. 67 Comment
  SEINET10669863  Cynara scolymus Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3746 Los Angeles City of Santa Monica. Trader Joe's: 3212 Pico Boulevard: Santa Monica, CA, 90405: (310) 581-0253 - phone. 30 Comment
  UCR127036  Cynara scolymus A. C. Sanders 2003-6-18 26929 Los Angeles Western Transverse Range/Santa Clara River Watershed, near mouth of 'Off-haul Canyon' c. 1 mile west of Mayo Spur between San Martinez Grande Canyon the Ventura Co. line, north of Hwy 126, Newhall Ranch 305 Comment
  RSA483537  Cynodon dactylon Anstruther Davidson 1890-06 s.n. Los Angeles E. Los Angeles. Comment
  RSA483548  Cynodon dactylon Helen H. Smith 1936-7-30 s.n. Los Angeles Los Angeles. Comment
  UC1971412  Cynodon dactylon Louis C. Wheeler 1966-10-1 8932 Los Angeles SAN GABRIEL MOUNTAINS: Millie's Orchard, lower Colby Ranch, Coldwater Canyon. Comment
  UCR31661  Cyperus gracilis Tom Yutani 1983-8-15 s.n. Los Angeles Santa Monica, a weed in the alley behind the house at 460 23rd Street Comment
  RSA365125  Cyperus involucratus T. S. Clare 1929-4-13 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  UCD141131  Cyperus odoratus Louis C. Wheeler 1932-10-14 1434 Los Angeles Rio Hondo. 57 Comment
  RSA365139  Cyperus parishii Anstruther Davidson 1901-09 s.n. Los Angeles Rock Creek Comment
  SBBG127521  Dactylis glomerata M. L. Hoefs, S. A. Junak 1996-4-30 2681 Los Angeles rd past Parson's Junction, toward W end, just before Starlight Beach 152 Comment
  CHSC95790  Datisca glomerata LeRoy Gross; Naomi Fraga, Steve Williams 2002-7-17 555 Los Angeles Transverse Ranges: Verdugo Mountains Region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road. 425 Comment
  RSA596481  Datisca glomerata L. C. Wheeler 1967-5-24 9714 Los Angeles San Gabriel Mountains. Indian CanyonCampground 822 Comment
  RSA755461  Datisca glomerata R. G. Swinney 2008-7-16 9263 Los Angeles Little Rock Creek Canyon, 1.7 miles south of Burkhart Saddle along the Burkhart Trail at stream crossing. 1793 Comment
  UCR223552  Datisca glomerata R. G. Swinney 2009-6-2 10994 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  IRVC26630  Datura stramonium L. C. Wheeler 1933-12-12 2323 Los Angeles San Gabriel Mountains; behind San Dimas Canyon Dam. Southern Coastal Comment
  UC1586375  Datura wrightii Kevin Groark 1991-6-14 2 Los Angeles w end Lancaster (1/2 mi w of 235th St. West on Ave. D.) Comment
  SBBG13349  Daucus pusillus E. R. Blakley 1962-6-10 5242 Los Angeles stone check dam halfway up cyn, halfway between Eel Pt and Seal Cove 53 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
  CAS-BOT-BC130932  Deinandra clementina W. M. Heusi 1930-11-5 114 Los Angeles Near the Isthmus, Santa Catalina Island Comment
  CAS-BOT-BC299314  Deinandra fasciculata unspecified 1902-6-27 s.n. Los Angeles Catalina Island Comment
  UC1536049  Deinandra fasciculata Robert F. Thorne 1975-9-4 47380 Los Angeles Fisherman's Cove Santa Catalina Island Comment
  CAS-BOT-BC299296  Deinandra fasciculata Carl Epling; J. Ewan 1933-7-7 7598 Los Angeles Head of Topango Canyon, Santa Monica Mts. Comment
  UC303958  Deinandra fasciculata Geo. B. Grant 1901-9-1 1694 Los Angeles Pacific shore Comment
  UC174178  Deinandra kelloggii J. Grinnell 1903-6-30 Los Angeles Pasadena Comment
  SFV3978  Deinandra kelloggii M. L. Vincent 1962-6-18 262 Los Angeles Santa Monica Mountains Mulholland Highway, 1.5 miles west of Old Topanga turnoff. Comment
  CAS-BOT-BC9100  Delphinium cardinale LeRoy Abrams 1917-7-7 6611 Los Angeles Laurel Canon, Santa Monica Mountains Comment
  UCR125786  Delphinium cardinale A. C. Sanders 2003-5-26 26840 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
  RSA0034562  Delphinium cardinale Lyman Benson 1945-6-30 11833 Los Angeles Claremont. 351 Comment
  SD262363  Delphinium parishii R. G. Swinney 2014-4-17 16068 Los Angeles San Gabriel Mountains: SW of Littlerock, 0.5 -0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy. 901 Comment
  UCR223537  Delphinium parishii R. G. Swinney 2009-5-27 10905 Los Angeles Transverse Range; San Gabriel Mtns., South Fork Little Rock Creek, road between Alder Saddle and road to Sulphur Springs Campground, 4 m above canyon bottom along roadside 1591 Comment
  RSA191575  Delphinium parishii subsp. parishii Robert F. Thorne 1966-4-23 36150 Los Angeles San Gabriel Mountains: just N of Valyermo 1067 Comment
  POM155574  Delphinium parryi M. B. Dunkle 1928-4-11 1848 Los Angeles Emerald Bay, Santa Catalina Island. 30 Comment
  SD1723  Delphinium parryi Ruth B. Randall 4/1925 16 Los Angeles Mint Canyon Comment
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May 27 2011
  RSA724619  Delphinium parryi K. Dobry 1992-10-25 d- 1068 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  RSA400043  Delphinium patens subsp. hepaticoideum Anstruther Davidson s.n. Los Angeles Hollywood. Comment
  UC1302264  Dendromecon harfordii Robert F. Thorne and P. C. Everett 1964-2-6 33435 Los Angeles central part Santa Catalina Island (roadbank above airport road) 457 Comment
  POM369559  Descurainia obtusa subsp. adenophora Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  UCR276819  Descurainia pinnata R. G. Swinney 2010-5-21 12882 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  RSA585371  Descurainia pinnata subsp. glabra Timothy S. Ross 1991-4-27 4660 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
  CAS-BOT-BC43489  Descurainia sophia Ernest C. Twisselmann 1962-4-10 6857 Los Angeles Mojave Desert. Antelope Valley. Avenue A, 2.8 miles west of Highway 6. 670 Comment
  UCR186900  Descurainia sophia A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32020 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
  UCD114788  Descurainia sophia M. P. Kelly 1918-5-23 s.n. Los Angeles Antelope Valley, Mahone Ranch. Comment
  UC535369  Dichelostemma capitatum Ira W. Clokey, B. Templeton Apr 1929 4440 Los Angeles Mandeville Canyon Santa Monica Mountains 425 Comment
  SDSU11652  Dichelostemma capitatum R. M. Beauchamp 1967-1-27 104 Los Angeles Common of grassy slope east of Wilson Cove area. Only old infls. present. San Clemente Island. Comment
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Oct 13 2011
  RSA376850  Dichelostemma capitatum subsp. capitatum Robin S. Collins 1973-3-26 217 Los Angeles Angeles National Forest, San Gabriel Mts. Trail Cyn. 640 Comment
  RSA719820  Dieteria canescens var. canescens R. G. Swinney 1997-7-14 5679 Los Angeles West of Wrightwood, Table Mtn. area, approx. 100 m NW of amphitheater and Table Mtn. Campground. 2207 Comment
  UC205693  Dieteria canescens var. canescens I. M. Johnston 1917-8-22 1647 Los Angeles Prairie Fork San Antonio Mountains, Prairie Fork of San Gabriel River 1981 Comment
  SEINET13700268  Diplacus johnstonii D. M. Thompson 1986-6-8 495 Los Angeles San Gabriel Mountains, 7.0 miles N of Angeles Crest Hwy (Hwy 2) along road following the South Fork Little Rock Creek (beginning at "Three Points" on USGS map). Comment
  SD60427  Diplacus puniceus Peter H. Raven 1962-5-20 17774 Los Angeles Santa Catalina Island, Avalon Canyon about 1 mile south of Avalon Comment
  CAS-BOT-BC195618  Distichlis spicata Roxana S. Ferris 1918-6-12 894 Los Angeles Between Oban and Lancaster Comment
  SBBG41339  Distichlis spicata M. R. Benedict 1970-6-27 Los Angeles upper beach, Little Harbor Comment
  SEINET3128946  Distichlis spicata G. B. Grant 1904-6-5 289 Los Angeles Redondo Comment
  SEINET3128950  Distichlis spicata Unknown 1902-6-9 2499 Los Angeles Playa del Rey Comment
  SEINET10550095  Distictis laxiflora Elizabeth M. McClintock 1947-8-23 McClintock s.n. Los Angeles Mandeville Canyon, West Los Angles Comment
  LA81921  Dodecatheon clevelandii O. H. Kappler; 1941-2-9 87 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UC1348883  Dodecatheon clevelandii subsp. insulare Robert F. Thorne and Reed C. Rollins, Doug Propst, R. Carolin 1967-3-18 36745 Los Angeles in enclosure on grassy slope above lower end Bulrush Canyon; Santa Catalina Island 243 Comment
  UC187663  Dodecatheon clevelandii subsp. insulare T. S. Brandegee April, 1888 Los Angeles Island of Santa Cruz Comment
  UCR272862  Draba corrugata R. G. Swinney 2011-8-5 15614 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
  UCR54485  Drosanthemum floribundum A. C. Sanders 1986-7-30 6803 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  CAS-BOT-BC157705  Drymocallis glandulosa var. glandulosa Geo. B. Grant 1901-7-26 4468 Los Angeles Sturtevant's Camp Comment
  RSA660414  Drymocallis glandulosa var. viscida Orlando Mistretta 1992-5-21 382 Los Angeles Right Star Mine, S of Acton. Comment
  UCR216571  Dryopteris arguta Dan S. Cooper 2010-5-10 510- 57 A Los Angeles Western Transverse Range; eastern Santa Monica Mtns., upper Oak Canyon, Griffith Park 221 Comment
  POM18217  Dryopteris arguta P. A. Munz 1923-4-10 6706 Los Angeles San Clemente Island: canyon-wall, south of eLemon Tank'; east coast Comment
  RSA670681  Dudleya cymosa B. C. Templeton 1947-5-21 6278 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  CAS-BOT-BC109681  Dudleya cymosa subsp. marcescens K. Nakai; B. Broadbent 1980-5-4 595 Los Angeles Santa Monica Mountains, Malibue Creek State Park, ca. 1375 m southeast of the junction of Cornell Road and Mulholland Highway along Malibu Creek. 250 Comment
  RSA622841  Dudleya cymosa subsp. pumila L. C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport. 1402 Comment
  RSA668080  Dudleya cymosa subsp. pumila Michael C. Long 2001-6-2 MCL- 679 Los Angeles San Gabriel Mountains, Sierra Madre, Little Santa Anita Canyon, Mt. Wilson Trail. ca. 0.3 mi N of junction Mira Monte Ave. & Mt Wilson Trail Drive. 500 Comment
  SDSU21069  Dudleya cymosa subsp. pumila Ian Cain, Natasha Bartely 2010-6-23 1539 Los Angeles Angeles National Forest, San Gabriel Mountains. Along Bear Creek east of Cogswell Dam 605 Comment
  RSA598225  Dudleya hassei James C. Dice, M. Donoghue 1983-5-20 347 Los Angeles Santa Catalina Island. Hamilton Cove, on slope above road to beach, .25 km NW of Lower Windsock. 61 Comment
  UC2059993  Dudleya lanceolata K. Nakai 1978-5-4 376 Los Angeles Santa Monica Mountains, Santa Ynez Canyon. Comment
  RSA397814  Dudleya multicaulis Helen M. Oster 1924-4-27 s.n. Los Angeles Foothills N, between Vermont and Western Ave- Los Angeles Comment
  CAS-BOT-BC109739  Dudleya virens subsp. hassei Jim Dice; Michael Donoghue; Terry Martin 1983-5-20 346 Los Angeles Santa Catalina Island, northeast-facing slope above Pebbly Beach Drive, between Avalon Bay and Abalone Point. 22 Comment
  CATA3555  Dudleya virens subsp. hassei Peter J. Dixon 2018-6-17 119 Los Angeles Santa Catalina Island: Pacific side; Little Harbor area, from road embankment, 0.5 mi South of Little Harbor Campground. 0 Comment
  SBBG52614  Dudleya virens subsp. hassei F. R. Fosberg 1931-4-7 4502 Los Angeles Hamilton Beach 5 Comment
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Apr 5 2011
  RSA739769  Eclipta prostrata John Dittes 2006-11-3 1426 Los Angeles Western Transverse Ranges, San Gabriel Mtns, Big Tujunga Canyon, 2.7 air miles SE of Mt. Mckinley, 3.8 air miles W of Big Tujunga Reservoir, 3.6 air miles NE of Mt. Gleason Jr. Highschool 512 Comment
  SBBG92150  Ehrharta calycina A. C. Sanders 1988-5-18 7849 Los Angeles El Segundo dunes immediately W of Los Angeles InterNat Airport and E of Vista del Mar Blvd [above the end of World Way West] Comment
  CDA2015  Ehrharta erecta A. C. Sanders, Dan Malueg 2001-5-17 24345 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 Comment
  UCR194853  Ehrharta erecta R. E. Riefner Jr. 2000-8-29 00- 764 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, La Tuna Canyon, N of La Tuna Canyon Rd., along La Tuna Creek S of 210 Freeway and c. 1.5 mi W of Freeway intersection 462 Comment
  UCR273839  Ehrharta erecta Elizabeth Makings, Merle Makings 2016-2-21 4795 Los Angeles South Coast, Malibu, near the Reel Inn restaurant and Topanga Ranch Motel 10 Comment
  SD197766  Elaeagnus angustifolia R. G. Swinney 2001-9-15 8183 Los Angeles San Gabriel Mountains: Little Jimmy Spring. 2256 Comment
  LA15829  Eleocharis montevidensis A. M. Johnson; 1928-4-7 294 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River, Griffith Park Comment
  POM210885  Eleocharis palustris L. C. Wheeler 1934-5-14 2591 Los Angeles Sunny seasonal stream in meadow near mouth San Dimas Canyon, San Gabriel Mtns. 441 Comment
  SEINET7586930 Image available Eleocharis parishii Steve Boyd, Mike Wall 1996-5-16 8788 Los Angeles Liebre Mountains, Ruby Canyon upstream from confluences with Elizabeth Lake Canyon at northwest end of Red Mountain, along Ruby Canyon Road ca 0.9 mi E of jtn with Lake Hughes Road. 622 Comment
  SD90610  Eleocharis parishii Robert F. Thorne, J. Dourley 1967-10-10 37338 Los Angeles San Gabriel Mountains, Angeles National Forest, Jackson Lake, northwest end of lake on low, dry bank. (IPB 10/07) 1867 Comment
  SEINET3129032  Elymus condensatus Unknown 1902-7-2 2638 Los Angeles Little Santa Anita canyon, Sierra Madre Comment
  CAS-BOT-BC227504  Elymus elymoides Victor Duran 1933-7-9 3506 Los Angeles Horse Flats, San Gabriel Mts. 1676 Comment
  UCR223548  Elymus elymoides R. G. Swinney 2009-6-24 11234 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  SD234241  Elymus glaucus A. C. Sanders 2003-5-1 26249 Los Angeles Western San Gabriel Mtns.: SE side of Castiac Mesa, east of Lake Hughes Rd., and the filtration plant, Newhall Ranch (Newhall 7.5' Q) 395 Comment
  SD264701  Elymus glaucus Steven A. Junak, Ralph N. Philbrick 2001-5-18 Sca 1547 Los Angeles UTM in supplement. Santa Catalina Island. S side of Fern Canyon (one of the middle S forks of Cottonwood Canyon), above first creek crossing in road up Fern Canyon, ca. 0.5 mle upstream from junction with Cottonwood Canyon Road. 182 Comment
  RSA330753  Elymus glaucus subsp. glaucus Wayne E. Sawyer 1981-6-29 67 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Hwy. 2 between Dawson Saddle and junction of CA Hwy. 39, 1.6 mile from Dawson Saddle. 2317 Comment
  UCR223260  Elymus hispidus R. G. Swinney 2009-8-25 11468 Los Angeles Transverse Range; San Gabriel Mtns., west summit of Table Mountain, NE of Big Pines 2291 Comment
  UCR271155  Elymus hispidus R. G. Swinney 2011-7-8 15509 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), the middle elevation (& smallest ) of three natural depressions at the north base of Strawberry Peak 1183 Comment
  OBI69406  Emmenanthe penduliflora Anne Marie Orcino 1994-5-10 13 Los Angeles 0.4 mi E on Stunt Rd from jct with Mulholland hwy, Calabasis 796 Comment
  UCR256165  Emmenanthe penduliflora R. G. Swinney 2010-3-22 12002 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  UCR259630  Emmenanthe penduliflora R. G. Swinney 2010-4-15 12216 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash 610 Comment
  RSA401552  Emmenanthe penduliflora var. penduliflora L. E. Hoffman 1929-4-13 s.n. Los Angeles Trail Canyon, Angeles National Forest Comment
  RSA584984  Emmenanthe penduliflora var. penduliflora Tim S. Ross 1993-5-16 7159 Los Angeles Upper Monroe Road; ridgetop hillock on the divide between Persinger, Horse, and Little Dalton Canyons; ca 850-930 m NW of Horse Canyon Saddle. 1024 Comment
  CAS-BOT-BC32320  Encelia actoni Adolph Daniel Edward Elmer 1902-6-1 3724 Los Angeles unspecified Comment
  RSA679207  Encelia farinosa Michael Denslow, Steve Boyd 2003-5-7 1086 Los Angeles Lower Glendora Ridge Motorway (1N26) above Azusa. 518 Comment
  SEINET7837722  Encelia farinosa Unknown 1973-5-16 Los Angeles San Gabriel Mountains. Mouth of Van Tassel Canyon. Comment
  RSA598108  Encelia farinosa var. farinosa Steve Boyd, Lauren Raz 1997-3-4 9155 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 610 Comment
  NY30011  Ephedra viridis T. S. Ross 1994-5-29 2705 Los Angeles San Gabriel Mountains: Big Rock Creek. Vicinity of an old destoyed homestead on the west side of the riparian strip, just upstream from the gaging Station (only the foundation and scattered rocks remain). Valyermo 7.5' USGS Quadrangle 1239.0 Comment
  UCR189387  Ephedra viridis R. G. Swinney 1998-6-12 6184 Los Angeles San Gabriel Mountains, SW of Pinon Hills, 0.3 mi. south of mouth of Mescal Canyon and reservoir 1500 Comment
  CAS-BOT-BC166219  Epilobium canum subsp. canum F. Grinnell Jr. 1917-8-12 s.n. Los Angeles Big Santa Anita [Canon] Canyon, San Gabriel Mountains 1127 Comment
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Jul 25 2017
  CAS-BOT-BC166274  Epilobium canum subsp. canum Geo. B. Grant 1902-8-6 s.n. Los Angeles Avalon Comment
  JEPS44022  Epilobium canum subsp. canum Frank W. Peirson 1918-10-21 280 Los Angeles West Fork San Gabriel River 1066 Comment
  LA94391  Epilobium canum subsp. canum Norman A. Cole; May 1964 316 D Los Angeles Santa Monica Mountains, 9.7 mi from Pacific Coast Hwy along Piuma Rd 365 Comment
  POM2972  Epilobium canum subsp. canum Fordyce Grinnell Jr. 1918-12-19 s.n. Los Angeles Placerita Canyon near Newhall. Comment
  RSA588512  Epilobium canum subsp. latifolium F. R. Fosberg 1931-8-11 5497 Los Angeles Lower Pine Flat, First Camp, N Fork, San Gabriel Canyon 1500 Comment
  UCR259561  Epilobium canum subsp. latifolium R. G. Swinney 2010-9-7 13699 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA381710  Epipactis gigantea Thekla Mohr 1915-1 3010 Los Angeles North Fork, San Gabriel River. Comment
  UCR256444  Epipactis gigantea R. G. Swinney 2010-9-9 13765 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
  SBBG127576  Epipactis helleborine A. C. Sanders with T. B. Salvato 2009-5-19 36838 Los Angeles under SCE powerlines S of Montebello Blvd and W of Plaza Dr, S of large shopping mall (Montebello Town Center); Montebello Hills 110 Comment
  UC211429  Equisetum X ferrissii I. Johnston 1917-5-13 27 T Los Angeles El Monte 121 Comment
  CHSC95538  Equisetum hyemale subsp. affine LeRoy Gross; Wayne Law 2000-8-8 245 Los Angeles Big Tujunga Wash/Verdugo Mountains Region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 324 Comment
  LA94011  Equisetum laevigatum Lawrence L. Kiefer; 1962-9-23 205 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, Paramount Ranch, S of Sugarloaf Peak (?). 457 Comment
  UCR126622  Equisetum laevigatum A. C. Sanders, Mark Elvin 2003-8-7 27166 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  RSA0113731  Equisetum laevigatum Steven A. Junak 1999-5-21 SCa- 980 Los Angeles Santa Catalina Island. Coffee Pot Canyon, just upstream from road crossing. 405 Comment
  POM9734  Equisetum telmateia var. braunii F. W. Peirson 1920-4-25 s.n. Los Angeles Arroyo Seco, Pasadena 411 Comment
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Sep 26 2014
  RSA591514  Eragrostis cilianensis L. C. Wheeler 1931-9-11 139 Los Angeles 2 miles N Claremont grove. Comment
  SBBG56825  Eragrostis mexicana M. N. Ackley -Aug-1925 32 Los Angeles Glendale 121 Comment
  LA33391  Eragrostis mexicana subsp. virescens Peter H. Raven; Henry J. Thompson 1959-10-31 14721 Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon, just N of Sunset Blvd. 167 Comment
  UC576296  Eragrostis mexicana subsp. virescens H. S. Yates 1936-8-28 6358 Los Angeles five mi se Palmdale; Elizabeth Lake Quad. 813 Comment
  SEINET10662326  Eragrostis tef Mary Merello, Heidi H. Schmidt 1999-12-6 Merello 2638 Los Angeles City of Pasadena. Wild Oats Market, 603 S. Lake. Comment
  UC535337  Eremocarpus setiger Ira W. Clokey, B. Templeton Aug. 1929 4599 Los Angeles Westwood Santa Monica Mountains, Mandeville Canyon 200 Comment
  RSA340634  Eremocarpus setiger F. R. Fosberg, S. C. Rainey 1972-11-15 55231 Los Angeles San Clemente Island. Station Vista: Common along NE coast near top of precipitous canyon wall. Comment
  SEINET8205345  Eremogone macradenia Steve Boyd 1997-9-10 10027 Los Angeles Liebre Mountains region: upper northern flank of Liebre Mountain at head of Tentrock Canyon alogn dirt trzack near Forest Service wildlife drinker site; gentle slopes to north of crest of central ridge of Liebre Mountain 1585 Comment
  SD234451  Eremothera boothii A. C. Sanders 2003-6-20 26994 Los Angeles Western Transverse Range/Santa Clara River Watershed: Off-haul Canyon between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and ca. 1 km NNW of Mayo Spur (Val Verde 7.5' Q) 305 Comment
  UC1586229  Eriastrum densifolium subsp. austromontanum Tim Ross 1991-8-16 5860 Los Angeles Horse Flats San Gabriel Mts., Chilao Flat USGS 7.5' quad (s end) 1720 Comment
  UC1787347  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1992-7-12 122 Los Angeles Transverse Range: Frazier Mountain Park Road, at junction with Hwy 5, adjacent to southbound onramp to Hwy 5, between onramp and highway 1280 Comment
  UCR162373  Eriastrum densifolium subsp. densifolium Anuja Parikh, Nathan Gale 2004-6-16 2045 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, Castaic Creek north of Calif. Hwy 126 and SW of Commerce Center Dr. 290 Comment
  RSA0107966  Eriastrum densifolium subsp. elongatum Thos. Craig 1933-10-9 2007 Los Angeles Soledad Canyon, about 8 miles west of Ravenna. 610 Comment
  CAS-BOT-BC514414  Eriastrum densifolium subsp. mohavense Cecil Hart 1925-9-5 s.n. Los Angeles Lancaster Comment
  SBBG116238  Eriastrum filifolium R. Burgess, P. Munro 2002-5-6 5131 Los Angeles Hungry Valley Rd, 0.2 mi W of Smokey Bear Rd 853 Comment
  UCR264993  Eriastrum rosamondense Russell Huddleston, Michelle Balk 2015-4-18 s.n. Los Angeles Western Mojave Desert, SW corner of Edwards Air Force Base, west of Piute Ponds, 0.5 mile S of Ave. 'C' & 0.1 mi. W of Division St./ Shuttle Rd. 701 Comment
  VVC2934  Eriastrum rosamondense Tim Thomas 2014-5-4 6295 Los Angeles Mojave Desert, North Lancaster; 0.3 mi NE of Sierra Hwy & W Ave H intersection 713 Comment
  UC52785  Eriastrum sapphirinum Geo. B. Grant May 1901 3883 Los Angeles Pasadena Comment
  CHSC40086  Eriastrum virgatum Ira W. Clokey; B. Templeton 1929-5-1 4549 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
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May 5 2021
  UCR23897  Ericameria ericoides John C. Roos 1942-10-10 1723 Los Angeles UCLA, Los Angeles Comment
  RSA191192  Ericameria linearifolia R. F. Thorne, M. Z. Thorne 1967-7-19 37142 Los Angeles San Gabriel Mts., Angeles National Forest, Crytal Lake Recreation Area: just above junction of roads to Crystal Lake and Angeles Crest Hwy. 1555 Comment
  RSA747369  Ericameria linearifolia R. G. Swinney 2008-6-10 8979 Los Angeles Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1933 Comment
  RSA748908  Ericameria linearifolia R. G. Swinney 2008-5-2 8736 Los Angeles Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  RSA0039393  Ericameria nauseosa R. G. Swinney 2009-11-16 11636 Los Angeles Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  SEINET13203275 Image available Ericameria nauseosa subsp. consimilis R. G. Swinney 2011-1 15864 Los Angeles San Gabriel Mountains: along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek (Crystal Lake 7.5' Q.) 1000 Comment
  CAS-BOT-BC298899  Ericameria nauseosa var. bernardina Joseph Andorfer Ewan 1934-8-3 8367 Los Angeles Swartout Valley, near county line 1981 Comment
  CAS-BOT-BC299020  Ericameria nauseosa var. hololeuca Helen D. Geis 1909-1-1 s.n. Los Angeles Newhall Comment
  UC203110  Ericameria nauseosa var. hololeuca H. M. Hall 1917-10-28 10589 Los Angeles by High School; Lancaster 716 Comment
  CAS-BOT-BC299099  Ericameria nauseosa var. leiosperma Ernest C. Twisselmann 1970-10-17 17553 Los Angeles Wastelands at the W shore of Rosamond Dry Lake 716 Comment
  CAS-BOT-BC298190  Ericameria nauseosa var. oreophila Le Roy Abrams; E. A. McGregor 1908-6-30 832 Los Angeles Palmdale, Mojave Desert Comment
  UC1118786  Ericameria palmeri var. pachylepis P. L. Johannsen 1933-12-14 204 Los Angeles 1 mi e and 1 mi s Calabasas; Calabasas Quadrangle Comment
  UC415687  Ericameria palmeri var. pachylepis Blanche Trask Oct 1899 s.n. Los Angeles Santa Catalina Island, 3 localities on opposite side of the island Comment
  UC55173  Ericameria palmeri var. pachylepis Ernest Braunton 1902-11-1 733 Los Angeles Oak Knoll Comment
  CAS-BOT-BC293123  Ericameria pinifolia Ernest Braunton 1902-10-1 713 Los Angeles Cahuenga Hills Comment
  LA202512  Ericameria pinifolia C. B. Wolf; 1931-10-20 2465 Los Angeles San Gabriel Mountains, 0.5 mi. above Montrose on the road from Tujunga to La Canada 457 Comment
  RSA16811  Ericameria pinifolia C. B. Wolf 1931-10-20 2469 Los Angeles 1/2 mile E of Pacoima Creek Bridge on the Tujunga to San Fernando Road. 366 Comment
  SBBG51701  Erigeron bonariensis M. R. Benedict 1971-6-25 Los Angeles Wilson Cove 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
  RSA0047904  Erigeron foliosus R. G. Swinney 2010-6-4 13064 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  RSA191631  Erigeron foliosus var. foliosus R. F. Thorne, M. Z. Thorne 1966-8-29 36594 Los Angeles small, dry depression south of Crystal Lake 1722 Comment
  POM6799  Erigeron philadelphicus P. A. Munz 1919-4-5 2469 Los Angeles Puddingstone Creek, San Dimas Comment
  RSA0080762  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-12 12730 Los Angeles Barrell Springs Road at jct. with 42nd St. East, on SW side of road from 30 to 150 meters west of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone. 921 Comment
  UC1292076  Eriodictyon traskiae C. B. Wolf 1932-10-5 4229 Los Angeles gentle slope of shoulder Black Jack Peak (e of Black Jack Mine, Santa Catalina I.); Santa Catalina I., shoulder of Black Jack Peak 457 Comment
  RSA455075  Eriodictyon trichocalyx L. E. Hoffman 1931-11-9 s.n. Los Angeles Big Rock Creek Comment
  SBBG17473  Eriodictyon trichocalyx K. A. Wilson 1962-5-12 1279 Los Angeles cyn with public cmpgrds leading to Devils Punch Bowl trail Comment
  SBBG65121  Eriodictyon trichocalyx R. Hoffmann 1928-11-11 Los Angeles Little Rock Dam Comment
  UC1562695  Eriodictyon trichocalyx Barbara Ertter with L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 7487 Los Angeles Pine Canyon Road along San Andreas Fault (n side of San Gabriel Mts (Co Rd N2), steep slope and roadcut on n side of road); San Gabriel Mts., along San Andreas Fault Comment
  LA205726  Eriodictyon trichocalyx var. trichocalyx W. R. Ernst; May 1948 sn Los Angeles San Gabriel Canyon Comment
  RSA659801  Eriodictyon trichocalyx var. trichocalyx Fred Brooks 1988-4-16 5 Los Angeles San Antonio Canyon, above lower ranger station at along edges of canyon, continuing up canyon sides. Comment
  UC1929463  Eriogonum Mark Elvin, Orlando Mistretta 1996-3-24 139 Los Angeles Channel Islands; San Clemente Island: Eagle Canyon. Comment
  CAS-BOT-BC248475  Eriogonum angulosum Carl B. Wolf 1932-10-21 4362 Los Angeles One-half mile east of Palmdale, Mojave Desert 807 Comment
  PASA1483  Eriogonum angulosum Stason 1930-5-18 Los Angeles Lovejoy Buttes Comment
  RSA555356  Eriogonum angulosum D. Charlton 1991-5-21 5219 Los Angeles Ritter Ridge, city park site, south of 30 St west terminus. Narrow north facing canyon. 1037 Comment
  UC412875  Eriogonum baileyi A. Davidson 1901-8-11 1951 Los Angeles Rock Creek Comment
  CAS-BOT-BC241894  Eriogonum cinereum Mrs. H. P. Bracelin 1931-10-11 570 Los Angeles Lower Topanga Canyon, about one and one-half miles east of ocean beach. Santa Monica Mts. Comment
  RSA579277  Eriogonum cinereum Tim S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin Banks, Megan Tommerup 1994-3-28 7403 A Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 174 Comment
  IRVC26921  Eriogonum cithariforme var. agninum Mark A. Elvin 2003-5-25 2927 A Los Angeles Newhall Ranch, Salt Creek, mesa in middle of Salt Creek drainage NE end of Santa Susana Mtns. 595 Comment
  RSA176261  Eriogonum cithariforme var. agninum Robert F. Thorne 1963-7-11 32778 Los Angeles Along road to Upper Shake Campground, ca. 3 miles W of Lake Hughes, Angeles National Forest. Comment
  UCR269131  Eriogonum cithariforme var. agninum Orlando Mistretta, Christine Mistretta 2011-6-16 5696 Los Angeles San Gabriel Mountains, northern edge of mountains, along Southern California Edison transmission line corridor, 0.5 air miles north of Aliso Canyon Road 1141 Comment
  UCR141369  Eriogonum davidsonii R. G. Swinney 1997-8-19 5815 Los Angeles San Gabriel Mtns, Antonio Peak (Lookout Mtn.), ridge east of Cattle Canyon and west of the west fork of Bear Canyon. 2073 Comment
  UCR271146  Eriogonum davidsonii R. G. Swinney 2011-6-14 15111 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  RSA226042  Eriogonum davidsonii Robert F. Thorne, C. W. Tilforth 1971-6-29 40701 Los Angeles San Gabriel Mountains, Angeles National Forest: ca. 1 mi. down Aliso Canyon Rd. from junction with Angeles Forest Rd. 1128 Comment
  CAS-BOT-BC249770  Eriogonum elongatum var. elongatum Peter Kamb 1948-2-14 783 Los Angeles Little Santa Anita Canyon, San Gabriel Mts. 365 Comment
  RSA0035189  Eriogonum fasciculatum Geraldine Dodd 1992-5-2 4 Los Angeles 3.5 miles north of corner of Loma Alta Dr. and Lake Ave. in Altadena. Sam Merrill hiking trail. San Gabriel Mts. 1219 Comment
  RSA650856  Eriogonum fasciculatum K. C. Zakar 1969-08 s.n. Los Angeles Mt. Hollywood Road, Griffith Park. 305 Comment
  LA25966  Eriogonum fasciculatum subsp. fasciculatum Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, Fireroad below Mt. San Mary's College Comment
  SD107889  Eriogonum fasciculatum var. fasciculatum Robert F. Thorne, D. Propst, M. Haefs 1974-9-12 45110 Los Angeles Santa Catalina Island: halfway between airport and Rancho Escondido on clayey ground along well-traveled paved highway 274 Comment
  CAS-BOT-BC253264  Eriogonum fasciculatum var. foliolosum Geo. L. Moxley 1927-5-1 s.n. Los Angeles La Crescenta Comment
  CHSC98727  Eriogonum fasciculatum var. foliolosum LeRoy Gross; Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1076 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of mountains; south of Hostetter Motorway (on the Thomas Guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  UCR125235  Eriogonum fasciculatum var. foliolosum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25505 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, dry side canyon near its mouth on north side of road, NE of bench mark 1205 396 Comment
  RSA393457  Eriogonum fasciculatum var. polifolium Fordyce Grinnell Jr. 1910-06 1520 Los Angeles Switzers Trail. San Gabriel Moutains. Comment
  RSA646082  Eriogonum fasciculatum var. polifolium Orlando Mistretta, Mark A. Elvin 1995-5-10 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit Bare Mt. Section. 1768 Comment
  LA37001  Eriogonum giganteum Reid Moran; 1958-9-16 6843 Los Angeles San Clemente Island, 2 mi SE of Eel Point Comment
  UCSB11248  Eriogonum giganteum Breedlove, Dennis 1961-9-23 Los Angeles Fourth of July Cove; Santa Catalina Island 21 Comment
  SBBG62132  Eriogonum gracillimum R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  UCR126739  Eriogonum gracillimum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26237 Los Angeles Western San Gabriel Mtns., Charlie Canyon, Castaic Mesa area, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch 366 Comment
  CAS-BOT-BC252237  Eriogonum grande var. grande Reid Moran 1958-9-16 6846 Los Angeles Canyon 2 miles SE of Eel Point, San Clemente Island 100 Comment
  UCR210200  Eriogonum heermannii R. G. Swinney 2008-8-13 9408 Los Angeles San Gabriel Mtns., junction of High Desert Recreational Trail (10W09) and Dorr Canyon, 0.6 mi. south of Big Rock Creek Rd. 1634 Comment
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Oct 23 2020
  RSA185245  Eriogonum kearneyi James L. Reveal, Caroline G. Reveal 1962-9-11 465 Los Angeles 4 miles W of the California Nevada border along Hwy 31 on the 'Pole Line Road'. 2134 Comment
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Nov 19 2013
  RSA249799  Eriogonum maculatum Robert F. Thorne, C. W. Tilforth 1973-4-20 43002 Los Angeles San Gabriel Mountains, Mojave Desert slope: 1 mile N of Bob's Gap, 3.2 miles S of Llano, N slope of Holcomb Ridge. 1143 Comment
  SBBG61819  Eriogonum maculatum R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  SD230263  Eriogonum microthecum Louis C. Wheeler 1968-7-23 Los Angeles San Gabriel Mountains: Little rock Creek by the abandoned pumphouse and dam. 1951 Comment
  SD82809  Eriogonum mohavense W. R. Dudley, J. A. Lamb 1896-6-4 430 3 Los Angeles Lancaster Comment
  UCR270252  Eriogonum molestum R. G. Swinney 2011-10-10 15735 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  UCR189730  Eriogonum nudum R. G. Swinney 1998-7-21 6482 Los Angeles San Gabriel Mtns., 0.8 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2256 Comment
  UCR205269  Eriogonum nudum R. G. Swinney 2005-8-26 8530 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, peak 6374, c. 1/2 mi. SW of Devils Chair 1943 Comment
  RSA506843  Eriogonum nudum var. pauciflorum Louis C. Wheeler 1967-8-24 10493 Los Angeles Angeles National Forest: SW slope of Mt. Waterman. 2165 Comment
  SD1308  Eriogonum nudum var. pauciflorum R. B. Randall 1931-7-19 Los Angeles San Bernardino Mts., Swartout Comment
  POM180963  Eriogonum ordii Ralph Hoffmann 1930-6-6 s.n. Los Angeles Liebre Station. Comment
  RSA782635  Eriogonum parishii Elizabeth A. Kempton, Eric Paul 2006-8-5 420 Los Angeles San Gabriel Mountains Region, along Hwy. 2 at mile marker 59.0, 1.2 mile west of Krafka Ski Ridge Resort, 2 miles E of Buckhorn Flat campground 1998 Comment
  RSA649665  Eriogonum parishii Rashmi Pant, Nitin Bhatt 1997-5-25 1046 Los Angeles along the Angeles Crest Hwy (Hwy 2) at milepost 59.0. 1.2 miles west of Kraftka Ridge Ski Resort and 5.2 miles west of the junction of California Hwy 39. 1982 Comment
  CAS-BOT-BC257757  Eriogonum parvifolium S. B. Parish; W. F. Parish 1881-10-1 1113 Los Angeles Santa Monica Comment
  RSA574310  Eriogonum plumatella R. G. Swinney 1993-9-11 2648 Los Angeles Phelan, .6 mi NE of jct. of Sheep Creek Road and Hwy 138. 1341 Comment
  RSA424838  Eriogonum pusillum Anstruther Davidson, H. E. Hasse 1906-6-1 1617 Los Angeles Big Rock Creek, Lowell Mine. Comment
  SBBG65222  Eriogonum pusillum R. Hoffmann 1928-7-7 Los Angeles between Lang and Acton Comment
  POM19000  Eriogonum pusillum P. A. Munz 1923-8-31 7676 Los Angeles Ridge south of Swartout Valley, San Gabriel Mountains. 2576 Comment
  CHSC36053  Eriogonum roseum James Henrickson 1972-11-2 8087 Los Angeles 4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd. 371 Comment
  UCR9238  Eriogonum saxatile D. H. Wilken, Brian Capon 1965-6-24 298 Los Angeles San Gabriel Mtns., North Fork Tujunga Canyon 1067 Comment
  UCSB22030  Eriogonum umbellatum var. minus Wilken, Dieter 1968-7-9 Los Angeles Ridge south of Dawson Saddle along trail to Throop Peak; San Gabriel Mtns 2468 Comment
  UC1595311  Eriogonum umbellatum var. munzii Tim Ross, Steve Boyd 1990-6-18 3474 Los Angeles n draw draining to Jackson Lake (Camp Verdugo Pines and vicinity); San Gabriel Mts., Mescal Creek USGS 7.5' quad. 1877 Comment
  UCR209273  Eriogonum wrightii R. G. Swinney 2008-10-7 9482 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  UCR223403  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2009-7-23 11400 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
  CAS-BOT-BC297949  Eriophyllum confertiflorum John H. Thomas 1957-5-31 6796 Los Angeles Occidental College Campus, Los Angeles. Hills behind campus Comment
  CAS-BOT-BC297953  Eriophyllum confertiflorum Geo. B. Grant 1903-4-25 s.n. Los Angeles Saugus Comment
  CAS-BOT-BC297968  Eriophyllum confertiflorum Barbara T. Keller 1974-5-23 1419 Los Angeles At the foot of Lodi Canyon in the San Gabriel Mts about 25 miles W of Claremont 396 Comment
  JEPS17966  Eriophyllum confertiflorum var. confertiflorum George B. Rossbach 1955-6-20 532 Los Angeles Los Angeles Crest Highway (Route 2) about 2 mi n Mill Creek Summit (near Aliso Canyon Road) 1219 Comment
  SBBG61059  Eriophyllum confertiflorum var. confertiflorum R. Hoffmann 1927-6-13 Los Angeles Chandler's, Ridge Route (US Hwy 99) Comment
  UC1080189  Eriophyllum confertiflorum var. confertiflorum Sherwin Carlquist 1955-4-5 338 Los Angeles hills above San Rafael Avenue; Pasadena, Flintridge Comment
  POM50145  Eriophyllum wallacei L. R. Abrams 1901-04 s.n. Los Angeles Santa Monica Mountains Comment
  UCR123636  Eriophyllum wallacei Steven R. Hill, K. Kramer 2001-4-22 33374 Los Angeles Southwestern Mojave Desert, South side of Calif. Hwy 138 (Pearblossom Hwy) just east of Palmdale and c. 1 mi west of Little Rock; W side of Little Rock Wash 860 Comment
  UCR270151  Eriophyllum wallacei R. G. Swinney 2011-4-20 14436 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
  UCR184044  Erodium botrys A. C. Sanders 2007-4-19 33432 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  OBI70741  Erodium botrys Louis C. Wheeler 1947-4-13 6467 Los Angeles Rio Hondo: 1/4 mi upstream from Rosemead Blvd near El Monte Comment
  RSA603875  Erodium botrys Louis C. Wheeler 1975-6-8 s.n. Los Angeles San Gabriel Mountains: Head of Schwartz Canyon, center. 579 Comment
  RSA662411  Erodium botrys J. C. Roos 1943-3-27 2622 Los Angeles Vacant lot at Kelton and Massachuttes Ave s. West Los Angeles. 91 Comment
  SBBG112789  Erodium brachycarpum S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-5 SCa 536 Los Angeles just E of Haypress Reservoir on S side of main rd 402 Comment
  RSA669156  Erodium cicutarium LeRoy Gross, Naomi S. Fraga 2002-4-4 503 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. 606 Comment
  UCR220350  Erodium cicutarium R. G. Swinney 2009-4-13 10315 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  UCR95470  Erodium cicutarium L. C. Wheeler 1967-3-3 9170 Los Angeles San Gabriel Mtns., Sunset Ridge, west of Chaney Trail Comment
  RSA650527  Erodium cicutarium Richard A. Goodfellow 1948-2-29 s.n. Los Angeles Corner of Wilson and Glendale Ave., Glendale 174 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
  LA105383  Erysimum capitatum var. capitatum Barry A. Prigge; 1989-4-23 8492 Los Angeles Santa Susana Mountains, Devil Canyon, 1.4 air mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 429 Comment
  RSA530228  Erysimum suffrutescens James B. McNair 1934-4-16 4528 Los Angeles El Segundo. Comment
  SBBG12817  Erythranthe cardinalis E. R. Blakley 1962-10-5 5439 Los Angeles Cottonwood Cyn, 0.25 mi upstream from ocean 30 Comment
  SEINET3237807 Image available Erythranthe guttata R. G. Swinney 1999-8-14 7628 Los Angeles San Gabriel Mtns.; upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4. air mi. WSW of Dawson Peak. 2146 Comment
  CAS-BOT-BC402734  Eschscholzia caespitosa Louis C. Wheeler 1936-6-8 4124 Los Angeles Tan Bark Flat, San Dimas Canyon, San Gabriel Mts. 853 Comment
  RSA66275  Eschscholzia caespitosa Joseph A. Ewan 1930-5-30 2242 Los Angeles E shoulder, Cahuenga Peak, Santa Monica Mts. 518 Comment
  UC1184980  Eschscholzia californica Huron H. Smith 1912-5-1 4909 Los Angeles Eagle Rock Valley 152 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
  SEINET12102669  Eschscholzia californica J. F. Bright, Wyman, C. 1931-1 5284 Los Angeles Antelope Valley Comment
  UCD95306  Eschscholzia californica Gerald Dickson 1962-4-3 6 Los Angeles 1 mile west of Topanga Canyon - Mulholland. Santa Monica Mountains. 356 Comment
  UCD95341  Eschscholzia californica R. L. Smith 1948-3-25 s.n. Los Angeles 20 miles west of Lancaster. Comment
  POM260  Eschscholzia californica var. crocea L. Metz 1909-5-15 35 Los Angeles Claremont. Comment
  SDSU844  Eschscholzia ramosa R. M. Beauchamp 1967-1-28 149 Los Angeles Growing in a field one mile north of China Point on seaward slope. San Clemente Island. Comment
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May 16 2008
  UCR126554  Eucalyptus camaldulensis Mark A. Elvin, Kim Marsden 2003-8-8 2979 Los Angeles Santa Clarita Valley, Newhall Ranch, Santa Clara River, c. 100 m east of the Ventura Co. line 290 Comment
  UCR13476  Eucalyptus cladocalyx O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  SFV21062  Eucalyptus sideroxylon L. Gross, S. Larson, V. Soza 2001-5-31 387 Los Angeles Verdugo Mountains Southeast side of mountains. Dead Horse Canyon along road (Heather Ridge Drive). 335 Comment
  CDA40310  Eucrypta chrysanthemifolia T. C. Fuller 1962-4-1 8169 Los Angeles Bank of San Dimas Canyon wash, 1.6 miles north of Foothill Boulevard, San Dimas. 0 Comment
  RSA584060  Eucrypta chrysanthemifolia var. chrysanthemifolia Tim S. Ross 1991-4-25 4591 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) (Glendora) 536 Comment
  UC1584708  Eucrypta chrysanthemifolia var. chrysanthemifolia Tim Ross 1991-3-24 4311 Los Angeles Whittier Hills (Puente Hills, pro parte) 310 Comment
  UCR259906  Eulobus californicus R. G. Swinney 2010-3-16 11947 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
  UCR193943  Euphorbia A. C. Sanders 2008-7-10 35726 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
  UCR119550  Euphorbia melanadenia L. C. Wheeler 1936-7-3 4211 Los Angeles San Gabriel Mtns., Bailey Canyon 396 Comment
  SBBG122062  Euphorbia spathulata A. Parikh, N. Gale 2003-5-24 742 Los Angeles Plum Cyn, 1.6 km SW of Cruzan Mesa, 2.8 km W of Sierra Hwy 570 Comment
  UCR139914  Festuca arundinacea Scott D. White 1997-5-14 5132 Los Angeles Base of San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, SW of 210 Freeway, east of Hansen Dam and north of Wentworth Street 351 Comment
  RSA0103786  Festuca microstachys R. G. Swinney 2011-4-20 14461 Los Angeles San Gabriel Mountains/ Western Mohave Desert: Vincent, 2.9 miles SE of Lake Palmdale on Carson Mesa, 100-200 m east of Angeles Forest Hwy 1000 Comment
  UCR265953  Festuca microstachys Orlando Mistretta, Christine Mistretta 2005-4-21 2058 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  CATA3249  Festuca myuros Amy Catalano 2017-2-15 006 Los Angeles Santa Catalina Island: Middle Ranch, roadside between driveway to house #104 and house #103 171 Comment
  UCR187318  Festuca myuros var. hirsuta Gilbert Ocampo 2006-3-19 1671 Los Angeles San Gabriel Valley, Claremont, terreno baldio sobre la calle Montevista, entre Foothill Blvd. y 2nd Street. Lado W de la calle 404 Comment
  RSA592835  Filago californica L. C. Wheeler 1967-4-30 9214 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch. 396 Comment
  UCR186934  Filago californica A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32066 Los Angeles Tehachapi Mtns. Foothills, along the road to the National Cement Plant, between Hwy 138 and the California Aqueduct 1037 Comment
  UCR259053  Foeniculum vulgare R. G. Swinney 2010-6-23 13322 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
  RSA453793  Foeniculum vulgare B. E. Burch 1943-07 s.n. Los Angeles vacant lot. Comment
  SBBG59682  Foeniculum vulgare M. N. Ackley -Dec-1929 1123 Los Angeles Los Angeles 121 Comment
  OBI44795  Forestiera pubescens David J. Keil, V. L. Holland, Michael Stile, and Francis Villablanca 1987-5-1 20055 Los Angeles Angeles Natl Forest, Littlerock Reservoir Comment
  RSA339707  Forestiera pubescens Robert F. Thorne, Walter Wisura, S. Granger, Pamela Burton 1982-4-20 55016 Los Angeles San Gabriel Mts: : Near mouth of Rock Creek, N slope of mountains 1204 Comment
  UC22587  Forestiera pubescens J. Burtt Davy May 9 1896-May 24 1896 2635 Los Angeles Leonis Valley; Antelope Valley Comment
  CAS-BOT-BC52547  Frangula californica subsp. californica H. E. McMinn 1924-8-4 1222 Los Angeles Huntington Drive near Pasadena Comment
  RSA729323  Frangula californica subsp. cuspidata R. G. Swinney 1999-6-30 7470 Los Angeles San Gabriel Mtns.: upper Boneyard Canyon c. 300 m south of Camp Jubilee Rd. intersection, Pinon Hills. 1463 Comment
  RSA177856  Frankenia grandifolia Robert F. Thorne, P. Everett 1965-5-11 34543 Los Angeles Along road to Rancho Escondito above Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island. 107 Comment
  CAS-BOT-BC217362  Frasera neglecta F. Grinnell Jr. 1917-8-29 s.n. Los Angeles Chileo Flat, San Gabriel Mountains Comment
  RSA127955  Fraxinus dipetala H. J. Thompson 1959-3-31 1909 Los Angeles Lobo Canyon, 2 miles W of Cornell 274 Comment
  RSA579535  Fraxinus uhdei Tim S. Ross, Steve D. Boyd 1994-5-24 7835 Los Angeles ''Cottonwood Swamp'' Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. Liebre Mount 512 Comment
  POM3583  Fraxinus velutina W. R. Dudley, F. H. Lamb 1896-6-9 4376 Los Angeles Kings Canyon, Liebre Mts. Comment
  SEINET6754439 Image available Fraxinus velutina var. coriacea Leila M. Shultz 1981-1 4238 Los Angeles Cultivated native plants, Rancho Santa ana Botanic Garden 305 Comment
  RSA0048379  Fremontia californica E. Gooley 1968-5-20 s.n. Los Angeles n3, Aliso Canyon Road, San Gabriel Mountains. 1066 Comment
  RSA599476  Galium andrewsii subsp. andrewsii Steve D. Boyd, Lauren Raz, T. S. Ross 1997-4-1 9494 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of 'Osito Flat', a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  RSA579337  Galium andrewsii subsp. intermedium Tim S. Ross, Steve D. Boyd 1994-9-21 8301 Los Angeles Liebre Mountain: upper west summit area on broad northerly ridge extending northward toward Tentrock Canyon drainage; ca 340-460 m ENE of Sandberg Triangulation Point (5345-ft). (east into adjacent 64th section) 1607 Comment
  RSA588857  Galium andrewsii subsp. intermedium Orlando Mistretta 1994-9-13 1481 Los Angeles Santiago Canyon. Santiago Creek near jct of Forest Road 4N20 and BM 3980. 1159 Comment
  RSA0120153  Galium angustifolium R. G. Swinney 2014-4-30 16287 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  UCR260621  Galium angustifolium R. G. Swinney 2010-8-9 13456 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant Heliport Trail 0 to 0.3 miles ENE of the camp and the jct. of the Mt. Zion Trail and the Sturtevant Trail 427 Comment
  UCR276942  Galium angustifolium R. G. Swinney 2010-5-21 12869 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  LA208357  Galium angustifolium Muriel F. Wheeler; 1938-7-12 Los Angeles Thompson Creek Wash, 1.5 mi NE of La Verne 375.0 Comment
  CAS-BOT-BC172766  Galium angustifolium subsp. angustifolium Timothy S. Ross; Steve Boyd 1994-5-10 7701 Los Angeles 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
  POM50547  Galium angustifolium subsp. angustifolium L. R. Abrams 1901-4-11 1485 Los Angeles Santa Monica Canyon, Santa Monica Mountains. Comment
  RSA741022  Galium angustifolium subsp. angustifolium Justin M. Wood, Brandy Wood 2009-1-2 272 Los Angeles Evey Canyon, trail to Potato Mtn. 683 Comment
  SBBG68821  Galium angustifolium subsp. angustifolium R. Hoffmann 1928-7-9 Los Angeles Pine Cyn Comment
  RSA678206  Galium angustifolium subsp. gabrielense Valerie L. Soza, LeRoy Gross 2001-4-18 1133 Los Angeles Santa Anita 1999 Fire area, between Little Santa Anita and Santa Anita Canyons. 793 Comment
  RSA0091539  Galium angustifolium subsp. gracillimum R. G. Swinney 2011-5-26 14874 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
  RSA133684  Galium aparine var. echinospermum Peter H. Raven 1959-4-4 13949 Los Angeles Just east of Zuma Beach, Point Dume. 15 Comment
  SBBG128344  Galium catalinense M. L. Hoefs 1991-4-18 1137 Los Angeles near rd above Howland Landing 70 Comment
  SBBG96974  Galium catalinense subsp. acrispum S. Boyd with T. Ross, L. Arnseth 1990-4-8 4326 C Los Angeles near Malo Pt, second cyn S of Bryce Cyn Comment
  UCR86523  Galium catalinense subsp. acrispum T. S. Ross 1992-4-14 6163 Los Angeles Channel Islands, San Clemente Island: central E side of island; lower end of Nanny Canyon just above its 'mouth 183 Comment
  RSA0025352  Galium grande Anuja Parikh, Nathan Gale 2010-6-28 3366 Los Angeles TR, SnGb, ridge between Fish and Sawpit canyons, 0.4 km SE of White Saddle, 1.1 km NW of Mount Bliss, under power lines. 985 Comment
  RSA678814  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1291 -a Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.5 miles from trailhead out of Chantry Flat area. 823 Comment
  SD219106  Galium grande Orlando Mistretta, Christine Mistretta 2008-5-20 3170 Los Angeles San Gabriel Mountains region: Southern California Edison transmission line corridor, Fish Canyon drainage; Van Tassel Motorway just south of junction with Monrovia Canyon Truck Trail. 986 Comment
  RSA588966  Galium hallii Orlando Mistretta 1994-6-8 1347 Los Angeles San Gabriel Mountains: Little Rock Creek. un-named drainage draining N slope of Bare Mountain. 1616 Comment
  UCR223275  Galium jepsonii R. G. Swinney 2009-7-29 11447 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  JEPS9486  Galium johnstonii F. W. Peirson 1922-7-5 3159 Los Angeles n Big Pines; San Gabriel Mts., Le Montaine 2225 Comment
  RSA586706  Galium johnstonii Orlando Mistretta, Mark A. Elvin 1995-6-20 1804 Los Angeles Bare Mountain Canyon. 1738 Comment
  UC1584878  Galium johnstonii Tim Ross and Steve Boyd 1991-7-24 5659 A Los Angeles Granite Mountain San Gabriel Mountain Range, Chilao Flat USGS 7.5' quad 1950 Comment
  SEINET4044593  Galium nuttallii D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 274 Comment
  LA50675  Galium nuttallii subsp. nuttallii Martha Hilend; 1933-5-19 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  UCR147279  Galvezia speciosa Orlando Mistretta 1992-4-5 141 Los Angeles Channel Islands, San Clemente Island, [Triangulation Point] Guds Comment
  SBBG31258  Gambelia speciosa R. F. Thorne 1966-4-6 35895 Los Angeles bluff above pebbly beach at S end of Moonstone Cove 3 Comment
  SBBG96999  Gambelia speciosa S. Boyd with T. Ross, L. Arnseth 1990-4-6 4161 Los Angeles Lemon Tank Cyn 274 Comment
  RSA656219A  Gamochaeta pensylvanica Joseph M. Keefe 1978-5-23 23249 -A Los Angeles San Rafael Mountains; Disturbed chaparral near path; 100 meters east of cafeteria, Glendale College, 1500 North Verdugo Road, Glendale. 287 Comment
  CAS-BOT-BC303404  Gamochaeta ustulata Geo. B. Grant 1900-5-17 s.n. Los Angeles El Monte Comment
  LA40329  Garrya veatchii Robert Fowler; 1934-1-4 4320 Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SBBG131652  Gastridium phleoides S. A. Junak 1999-5-21 SCa 972 Los Angeles rd on ridge between Silver Cyn and Coffee Pot Cyn, near benchmark 1732, on fenceline rd off Salta Verde/Bulrush Cyn Trail 527 Comment
  RSA0103799  Gayophytum diffusum subsp. diffusum R. G. Swinney 2011-6-14 15110 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA696766  Gazania rigens Kenneth Beard 1934-06 s.n. Los Angeles Garden, Artesia. Comment
  CATA3063  Genista monspessulana Julia Parish 2016-3-23 001 Los Angeles Santa Catalina Island: Big Field in Middle Canyon, WMU Hayfields 219 Comment
  CATA489  Geranium carolinianum Sara L. Crockett 1997-4-1 631 Los Angeles Santa Catalina Island: 0.3 mile WNW on Two Harbors Road from jct. with upper road leading into Little Harbor CG; old road leading to power poles on N side of road 45 Comment
  LA201689  Geranium carolinianum Arthur C. Gibson; 2003-4-24 4837 Los Angeles Santa Monica Mountains, near the village of Topanga Comment
  RSA0102408  Gilia Lyman Benson, Robert Benson 1953-4-20 15096 Los Angeles Southwest corner of Indian Hill, Claremont. 426 Comment
  SEINET6969905  Gilia Wanda P. Vestal, A. G. Vestal 1955-3-26 3479 Los Angeles East side of road in field, Antelope Valley east of Fairmont on 110th Street. Comment
  UCR281424  Gilia achilleifolia subsp. multicaulis R. G. Swinney 2014-5-8 16465 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  UC52699  Gilia angelensis Geo. B. Grant March 1901 4945 Los Angeles Pasadena Comment
  RSA470107  Gilia angelensis E. S. Spalding 1925-4-29 s.n. Los Angeles Waste lot, Glendale Comment
  SD90441  Gilia angelensis Donald R. Bissing 1973-5-18 91 Los Angeles San Gabriel Mountains; Evey Canyon; along roadside in open grassy field, 0.4 mile from canyon mouth. 730 Comment
  UCR96300  Gilia capitata B. G. Pitzer 1996-4-20 2688 Los Angeles Western Mojave Desert, Antelope Valley, north side of Hwy 138 (Ave. 'D'), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14) 915 Comment
  UC52708  Gilia capitata subsp. abrotanifolia J. Burtt Davy May 9 1896-May 24 1896 2638 c Los Angeles Leonis Valley Antelope Valley, Leonis Valley Comment
  RSA470249  Gilia capitata subsp. abrotanifolia L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  RSA730282  Gilia capitata subsp. capitata R. G. Swinney 1998-8-1 6624 Los Angeles San Gabriel Mtns.: Vincent Gulch, 2.5 mi. ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  RSA716352  Gilia latiflora Andrea Edwards, Pam De Vries 2006-5-15 102 Los Angeles Triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. Site includes sections of Gorman Creek, San Andreas Rift Zone, and Peace Valley. 1037 Comment
  SD45399  Gilia latiflora Robert F. Hoover 1938-4-16 3119 Los Angeles Bailey's, upper Antelope Valley. Comment
  RSA469404  Gilia latiflora subsp. davyi Ora M. Clark 1929-3-30 1913 Los Angeles W. Lancaster. Comment
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Dec 10 2011
  SBBG58377  Gilia latiflora subsp. davyi R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  CAS-BOT-BC226404  Gilia latiflora subsp. latiflora J. Mark Porter 1998-4-27 11829 Los Angeles Antelope Valley: 170th St. East, N. of Pearblossom Hwy. Comment
  RSA0062844  Gilia latiflora subsp. latiflora LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6767 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  HSC79104  Gilia latiflora subsp. latiflora Mike Ikeda 1968-4-27 26 Los Angeles 10 mi. E of Pearblossom along Hwy. 138 at S Mojave Desert 945 Comment
  RSA597286  Gilia modocensis T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3740 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  UC908890  Gilia modocensis Herbert L. Mason 1926-4-27 3033 Los Angeles Rock Creek San Gabriel Mts., Rock Creek Comment
  UCR203206  Gilia modocensis R. G. Swinney 2005-5-21 8247 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  CAS-BOT-BC225497  Gilia nevinii Robert F. Thorne 1973-4-12 42976 Los Angeles Large canyon S of Mosquito Cove N of Chenity, San Clemente Is. 274 Comment
  CAS-BOT-BC225505  Gilia nevinii Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-7 4262 Los Angeles Lower half of China Canyon, S end of island, W side, San Clemente Island Comment
  RSA0095178  Gilia ochroleuca subsp. bizonata T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4975 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  UC407094  Gilia ochroleuca subsp. bizonata L. R. Abrams 1927-4-30 11731 Los Angeles head of Antelope Valley Comment
  UCR193441  Gilia ochroleuca subsp. bizonata R. G. Swinney 1999-6-5 7264 Los Angeles San Gabriel Mtns., ridge extending west from Big John Peak, above Big John Flat 1817 Comment
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May 3 2012
  RSA0017075  Gilia ochroleuca subsp. bizonata G. H. True 1935-3-26 167 Los Angeles Belleview School NW of Palmdale. 732 Comment
  UCR126914  Gnaphalium californicum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26191 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  UCR90956  Gnaphalium californicum Scott D. White 1996-4-9 3880 Los Angeles Pacific Coast, Marina del Rey area, Ballona Creek floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd 30 Comment
  RSA517133  Gnaphalium californicum Timothy S. Ross, S. D. Boyd 1990-5-14 2494 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1146 Comment
  RSA545183  Gnaphalium californicum Timothy S. Ross 1992-4-16 6207 Los Angeles San Clemente Island: Central part of island on upland on upland Stipa pulchra grassland, 289 degrees WNW, 680m distant from 1603' peak above stone station 416 Comment
  RSA529922  Gnaphalium palustre Timothy S. Ross 1991-8-16 5828 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  RSA777367  Gnaphalium palustre Orlando Mistretta, Christine Mistretta 2010-5-19 5133 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  RSA587009  Grayia spinosa Orlando Mistretta 1992-5-8 287 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E of Little Rock Creek Reservoir 1067 Comment
  UC421582  Grindelia hirsutula John Thomas Howell 1928-11-13 4090 Los Angeles near UCLA (on Berendo Street); Los Angeles Comment
  RSA628871  Guillenia lasiophylla L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, 3/4 mile north of Big Rock Springs. 1159 Comment
  RSA733672  Guillenia lasiophylla R. G. Swinney 1998-8-5 6661 Los Angeles San Gabriel Mtns.: upper Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch. 1280 Comment
  CAS-BOT-BC304621  Gutierrezia californica Fordyce Grinnell 1916-6-16 s.n. Los Angeles Santa Susana Pass 457 Comment
  UCR239983  Gutierrezia microcephala R. G. Swinney 2009-11-13 11606 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  SD252291  Harpagonella palmeri Steven A. Junak 2000-4-18 Sca 1219 Los Angeles Santa Catalina Island: E of Lone Tree, at head of canyon, next to top of S-facing bluffs. 445 Comment
  CAS-BOT-BC307281  Hazardia squarrosa var. grindelioides Fordyce Grinnell, Jr. 1917-9-23 s.n. Los Angeles Negro Canyon near Pasadena, San Gabriel Mts. Comment
  RSA226173  Hazardia squarrosa var. grindelioides Gary D. Cromwell, David W. Wheat 1971-4-30 599 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains 2 miles NE of Glendora. 457 Comment
  SD98890  Hazardia squarrosa var. grindelioides Darley Howe 1976-8-16 Los Angeles Zuma beach area. Comment
  UCR258802  Helianthemum scoparium R. G. Swinney 2010-5-25 12964 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  SBBG105360  Helianthus annuus H. L. Ferguson, R. M. Beauchamp 1979-9-15 14 Los Angeles ca. 100 m SW of Vista O.P. gate 555 Comment
  UC32271  Helianthus annuus W. H. Brewer 1861-1-13 132 Los Angeles San Gabriel. Comment
  CAS-BOT-BC305882  Helminthotheca echioides Ernest C. Twisselmann 1970-3-3 16363 Los Angeles Los Angeles: parking lot at 1212 Shatto Street 76 Comment
  SFV12417  Helminthotheca echioides D. L. Koutnik 1978-6-24 551 Los Angeles San Dimas. Way HIll along Gladstone Ave. 305 Comment
  UC32398  Hemizonella minima J. Burtt Davy May 9 1896-May 24 1896 2462 Los Angeles Manzana Antelope Valley Comment
  RSA360327  Hemizonia australis Louis Greata 1900-08 4023 Los Angeles Cienega, Los Angeles. Comment
  UCR131375  Hemizonia australis Jeremiah George 2000-8-22 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  UCR217144  Hemizonia fasciculata Jonas A. Winbolt, Rocky Brown 2010-8-23 002 Los Angeles Western Transverse Range, east side of Simi Hills, Chatsworth, west of drainage within Santa Susanna Historical Park, near Oak Park Cemetery 322 Comment
  POM5970  Hemizonia fasciculata D. L. Crawford 1915-8-10 553 Los Angeles Foothills Above Claremont Comment
  RSA157800  Hemizonia fasciculata Peter H. Raven 1962-5-9 17689 Los Angeles Road above Pyramid Cove, San Clemente Island 122 Comment
Read comments
Dec 15 2010
  UCR242046  Hesperocnide tenella Dan S. Cooper 2012-2-13 212- 11 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Oak Canyon along Griffith Park Dr. 169 Comment
  CATA1819  Hesperocyparis stephensonii Benjamin E. Carter 2012-8-31 7020 Los Angeles Santa Catalina Island: Black Jack Campground 459 Comment
  UC2027705  Heterocodon rariflorum Anuja Parikh with Nathan Gale 2010-6-19 3349 Los Angeles TR, SnGB, Upper Big Tujunga Canyon, 1.0 km W of Shortcut Station, 0.7 km N of State Highway 2 (Angeles Crest Highway). Comment
  RSA0101270  Heteromeles arbutifolia R. G. Swinney 2011-3-18 14150 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  RSA654203  Heteromeles arbutifolia Kelly Middleton, David Middleton 1988-5-23 26 Los Angeles Glendora Ridge Road, 8.0 miles north of Glendora Mountain Road and Sierra Madre Blvd. in Glendora 1067 Comment
  SFV21147  Heteromeles arbutifolia J. M. Keefe 2001-1-19 30949 Los Angeles San Rafael Hills Los Angeles, Eagle Rock. South by southeast face of the Eagle Rock. 305 Comment
  UC1211003  Heteromeles arbutifolia Huron H. Smith 1912-6-18 5117 Los Angeles Santa Catalina Island; Rock Spring Canyon 15 Comment
  UCR115986  Heteromeles arbutifolia A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23273 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 762 Comment
  UCR219280  Heteromeles arbutifolia Jonas A. Winbolt, Rocky Brown 2010-8-20 010 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
  RSA0072411  Heteromeles arbutifolia M. B. Dunkle 1939-11-24 7344 Los Angeles San Clemente Island. Canyon head, Mosquito Summit. Comment
  RSA0072413  Heteromeles arbutifolia M. B. Dunkle 1939-4-7 7337 Los Angeles San Clemente Island, Chenetti Canyon. Comment
  SEINET6710052  Heteromeles arbutifolia var. macrocarpa G. B. Grant 1901-1 567 Los Angeles Santa Monica Range, southern California Comment
  RSA0031804  Heterotheca grandiflora Geraldine Dodd 1992-5-25 025 Los Angeles 2 miles north of Santa Anita Canyon Rd. from Sturtevant Dr. intersection. 457 Comment
  RSA0074441  Heterotheca grandiflora Scott D. White, P. De Vries 2004-6-14 10498 a Los Angeles Eastern Santa Susana Mountains. West of the I-5 Freeway, ca. 4 mi N of I-5 / SH-14 jtn and 6 mi S of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  RSA0074405  Heterotheca grandiflora M. B. Dunkle 1932-1-10 2858 Los Angeles Silver Canyon Trail, Santa Catalina Island. Comment
  RSA0074443  Heterotheca grandiflora Larry E. DeBuhr, Gary D. Wallace 1972-9-1 688 Los Angeles San Clemente Island, along West Cove on NW side of island. Comment
  RSA0075642  Heterotheca grandiflora George B. Grant 1905-5-10 s.n. Los Angeles Pasadena. Comment
  RSA0075804  Heterotheca grandiflora Richard Arnold 1984-8-10 1018 Los Angeles LAX dunes, Playa del Rey (El Segundo Blue survey) Area V2. Comment
  CAS-BOT-BC48126  Heuchera elegans Geo. B. Grant 1906-6-1 570 Los Angeles So. Calif. - Summit of Mt. Lowe 1828 Comment
  RSA0063276  Heuchera elegans R. G. Swinney 1998-10-3 7019 Los Angeles San Gabriel Mountains: upper Fish Fork San Gabriel River, c. 1 mile east (upstream) from Upper Fish Fork Campground. 2012 Comment
  UCR190122  Hieracium argutum var. parishii R. G. Swinney 1998-8-21 6785 Los Angeles San Gabriel Mtns., Cow Canyon, c. 0.5 air mi. due west of Cow Canyon Saddle 1152 Comment
  SFV1417  Hirschfeldia incana K. A. Wilson, D. E. Bianchi 1961-2-2 812 Los Angeles Santa Susana Mountains Granada Hills. Base of Limekiln Canyon. 350 Comment
  UCD115132  Hirschfeldia incana P. B. Kennedy 1918-8-1 A Los Angeles Around High School. Comment
  UCSB68644  Hirschfeldia incana Gross, LeRoy; Denslow, Michael; Sidibeh, Mariam 2003-2-10 Los Angeles Transverse Ranges: Verdugo Mountains Region; south side; along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway (Burbank Quad. 7.5: T1N R13W S5 Center) 783 Comment
  LA200490  Hoita macrostachya A. M. Johnson; 1932-5-30 4074 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  CATA1485  Hordeum marinum subsp. gussoneanum Mark L. Hoefs, Steven A. Junak 1996-5-1 2688 Los Angeles Santa Catalina Island: By Haypress Reservior, at campground 384 Comment
  RSA712180  Hordeum marinum subsp. gussoneanum A. C. Sanders 2005-5-5 29937 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, SW end of Cruzan Mesa at site of former dairy, east of Bench Mark Plum 655 Comment
  RSA85236  Horkelia bolanderi F. W. Peirson 1923-8-31 4026 Los Angeles Earthquake rift, 2 miles W of Big Pines, N face of San Gabriel Mts. 1860 Comment
  RSA85204  Horkelia cuneata subsp. puberula F. W. Peirson 1923-3-23 4278 Los Angeles San Antonio Wash at Foothill Blvd., Claremont. Comment
  UCR270248  Horkelia rydbergii R. G. Swinney 2011-10-10 15748 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  RSA229741  Hulsea vestita subsp. gabrielensis Wesley O. Griesel 1961-6-1 s.n. Los Angeles State Highway #2 near Valcrest 1828 Comment
  RSA453767  Hydrocotyle umbellata F. R. Fosberg 1930-10-11 s 4178 Los Angeles Templeton, S Puente 80 Comment
  LA203761  Hymenoclea salsola Jonathan Sauer; T. Brothers 1979-5-6 6075 Los Angeles Antelope Valley, near Juniper Hills, Fort Tejon Rd Comment
  UC19041  Hypericum formosum var. scouleri unknown Los Angeles Claremont Comment
  RSA712901  Ilex cornuta A. C. Sanders 2005-2-13 29149 Los Angeles San Gabriel Valley: Walnut, Mt. San Antonio College, at south foot of the San Jose Hills. 244 Comment
  SEINET4152125  Iris purdyi Unknown 1981-4-8 4906 Los Angeles Rancho Santa Ana Botanic Garden 305 Comment
  UC1215225  Isomeris arborea Peter H. Raven 1962-7-11 17989 Los Angeles canyon n Nanny, San Clemente Island (ne of Lemon Tank); San Clemente Island Comment
  RSA567214  Isopyrum occidentale Walter Wisura, W. Steinmetz 1993-4-10 s.n. Los Angeles Sierra Pelona: PCT below rim on N-side of range. Comment
  CAS-BOT-BC340169  Jaumea carnosa 1902-6-20 940 Los Angeles Redondo Comment
  LA35996  Juglans californica Peter H. Raven; 1960-5-15 15361 Los Angeles Santa Monica Mountains1, Piuma Road 2.1 mi. E of Rambla Pacifica 487 Comment
  RSA0011162  Juglans californica var. californica Wesley O. Griesel 1986-3-6 s.n. Los Angeles Las [Los] Pinetos Spring 915 Comment
  RSA561586  Juglans regia Steve Boyd 1993-6-10 8185 Los Angeles Western San Gabriel Mountains, N of Sylmar and S of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Along the Los Pinetos Fire Road (3N76) just upslope from water tank at Los Pinetos Spring. 915 Comment
  CAS-BOT-BC110035  Juncus acutus Grant 1901-4-18 3834 Los Angeles Redondo. Comment
  RSA0035887  Juncus balticus R. G. Swinney 2009-11-9 11582 Los Angeles confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  UCR277390  Juncus balticus R. G. Swinney 2011-10-13 15784 Los Angeles San Gabriel Mountains, Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek 1573 Comment
  RSA729089  Juncus balticus subsp. ater R. G. Swinney 1999-6-30 7466 Los Angeles San Gabriel Mtns.: upper Boneyard Canyon c. 300 m south of Camp Jubilee Rd. intersection, Pinon Hills 1463 Comment
  POM1547  Juncus bufonius I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. Comment
  RSA188179  Juncus bufonius Robert F. Thorne 1966-4-6 35901 Los Angeles Santa Catalina Island: small reservoir N of Catalina Airport. 436 Comment
  RSA600303  Juncus bufonius var. occidentalis L. C. Wheeler 1961-6-9 7844 Los Angeles Mouth of Alder Creek, off Big Tujunga Canyon 1051 Comment
  RSA228884  Juncus covillei Robert F. Thorne 1971-8-25 41300 Los Angeles San Gabriel Mountains, Angeles National Forest: At Little Jimmy Springs. 2256 Comment
  UCR273381  Juncus macrophyllus R. G. Swinney 2011-10-18 15806 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
  RSA585691  Juncus macrophyllus Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3013 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  RSA0116279  Juncus mexicanus R. G. Swinney 2010-6-1 13175 Los Angeles San Gabriel Mountains; Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  RSA70269  Juncus phaeocephalus F. W. Peirson 1918-4-28 488 Los Angeles Road east and south of El Monte. Comment
  RSA0103345  Juncus rugulosus R. G. Swinney 2011-10-25 15881 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39. 1006 Comment
  RSA188486  Juncus rugulosus Robert F. Thorne, John Olmsted 1965-8-26 35421 Los Angeles San Gabriel Mountains, Angeles National Forest: swampy area along Prairie Fork of San Gabriel River 1585 Comment
  RSA368362  Juncus textilis Anstruther Davidson 1920-1 s.n. Los Angeles Los Angeles River. Comment
  SBBG57354  Juncus textilis R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  RSA368381  Juncus xiphioides I. M. Johnston 1917-6-14 1273 Los Angeles West of Pomona. Comment
  UCR126616  Juncus xiphioides A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27136 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  RSA368070  Juncus xiphioides B. C. Templeton 1927-8-19 s.n. Los Angeles Arroyo Seco Canyon, Angeles Nat l. Forest. Comment
  LA6542  Juniperus californica Carl Epling; M. Epling May 1925 sn Los Angeles Mint Canyon 1523 Comment
  RSA305937  Juniperus californica Fay A. MacFadden 1933-3-15 s.n. Los Angeles Tejunga [sic] Wash, near Stonehurst Comment
  RSA572188  Juniperus californica L. C. Wheeler 1933-2-22 1478 Los Angeles Little Rock Creek. 1066 Comment
  RSA352541  Juniperus communis var. montana Aloys Nicholson 1933-5-7 s.n. Los Angeles Malibu Canyon, Santa Monica Mountains. Comment
  UCR193589  Juniperus occidentalis subsp. australis R. G. Swinney 1999-8-9 7601 Los Angeles San Gabriel Mtns., eastern end of Big Horn Ridge, SW of Mt. San Antonio 2793 Comment
  LA209294  Keckiella breviflora Carl B. Wolf; 1936-5-27 7842 Los Angeles San Gabriel Mountains, Indian Canyon Camp, 2 mi off Soledad Canyon 914 Comment
  RSA305369  Keckiella cordifolia D. C. Michener 1983-6-7 4299 Los Angeles Santa Catalina Island, Cherry Valley 61 Comment
  RSA79783  Keckiella cordifolia Raymond J. Dobbs 1927-6-28 7684 Los Angeles Arroyo Seco near Switzers, San Gabriel Mountains. 915 Comment
  RSA97667  Keckiella cordifolia R. M. Straw 1954-6-16 613 Los Angeles 0.5 mi. above ranger station, on old road in chaparral; Angeles Crest Hwy, San Gabriel Mountains. Comment
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Dec 11 2014
  RSA18417  Keckiella ternata subsp. septentrionalis Carl B. Wolf 1927-7-27 685 Los Angeles Ridge Route Road, 2 mi. so. of Forest Inn. Comment
  RSA802572  Keckiella ternata subsp. septentrionalis Orlando Mistretta, Christine Mistretta 2011-7-1 5880 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  POM4266  Keckiella ternata subsp. ternata I. M. Johnston 1917-8-23 1676 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  RSA400474  Keckiella ternata subsp. ternata Fordyce Griffiths Jr. 1911-06 3504 Los Angeles San Gabriel Mountains. Comment
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May 19 2015
  UCR272600  Keckiella ternata subsp. ternata R. G. Swinney 2011-7-7 15427 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  POM1175  Koeleria macrantha I. M. Johnston 1917-6-14 1303 Los Angeles West of Pomona. Comment
  RSA0104502  Kopsiopsis strobilacea G. R. Campbell 1952-6-28 17287 Los Angeles South slope Mt. Baldy (San Antonio), San Gabriel Mts. 2499 Comment
  LA204717  Krascheninnikovia lanata A. Handschiegel; 1925-5-19 sn Los Angeles Little Rock Creek Comment
  POM12240B  Lactuca serriola F. L. Robinson 1921-5-9 72 Los Angeles Claremont. Comment
  POM361388  Lactuca serriola Robert Gustafson 1980-7-9 1817 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA596837  Lamarckia aurea Timothy S. Ross, J. Mark Porter 1995-5-4 8481 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA659124  Lamarckia aurea LeRoy Gross 2001-3-16 340 Los Angeles Los Angeles Basin: Verdugo Mountains region: North side: Whiting Woods Mountainway; dirt road at end of Whiting Woods Road, in the city of Verdugo City, road starts at Henderson Canyon and climbs to the main crest. 488 Comment
  SBBG19131  Lamarckia aurea M. A. Piehl 1963-12-7 631077 Los Angeles across SE tip of Pyramid Head E of Triangulation Pt "Rock" 12 Comment
  SBBG95462  Lamarckia aurea M. B. Dunkle 1928-2-12 1702 Los Angeles Salta Verde 213 Comment
  SD8880  Lasthenia californica J. C. Nevins 1885-1 Los Angeles Los Angeles Comment
  CAS-BOT-BC352709  Lasthenia coronaria Ernest Braunton 1902-4-29 254 Los Angeles N. Pomona Comment
  POM5999B  Lasthenia coronaria C. F. Baker 1903-8-13 4091 Los Angeles Claremont Comment
  SD186091  Lasthenia glabrata A. C. Sanders 2003-4-16 26033 Los Angeles Northeast end of Santa Susana Mtns.: Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course. 366 Comment
  RSA396114  Lasthenia glabrata subsp. coulteri C. B. Wolf 1935-3-24 6295 Los Angeles 1 mile north of Buena Park (valley to w of w coyote hills)., [Specimen is 0.1 km W of the Orange County line in L.A. County. Ref; Mr. Fred Roberts and Tom Chester] 53 Comment
  UCR265492  Lasthenia glabrata subsp. coulteri Dan S. Cooper 2015-3-10 2015- 44 Los Angeles Los Angeles Basin; Coastal Plain, Seal Beach near Long Beach border, 'Hellman Property 2 Comment
  SD69639  Lathyrus tingitanus Robert F. Thorne 1966-6-1 36461 Los Angeles Santa Catalina Island, on dry north-facing bluff along Pebbly Beach Drive SE of Avalon 7 Comment
  UCR271757  Lathyrus vestitus R. G. Swinney 2011-3-26 14234 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  RSA3532  Lathyrus vestitus subsp. alefeldii C. B. Wolf 1932-5-9 3475 Los Angeles Santa Catalina Island. Along the trail in the left (east) fork of Pebbly Beach Canyon, 1/2 mile above the Mexican houses. 61 Comment
  LA200459  Lathyrus vestitus var. vestitus Carl Epling; 1926-5-8 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  UCR124646  Lavatera assurgentiflora B. C. Templeton, I. W. Clokey 1936-5-18 5664 Los Angeles San Gabriel Valley; San Jose Hills, Puddingstone Dam 305 Comment
  POM11607  Layia glandulosa P. A. Munz 1921-6-17 4604 Los Angeles Swartout Valley, on high ridge. 2287 Comment
  RSA702959  Layia glandulosa Scott D. White, Michael Honer 2004-3-30 9971 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of 'Four Points' 838 Comment
  RSA773285  Layia glandulosa R. G. Swinney 2009-4-28 10554 Los Angeles summit of Mt. Emma 1585 Comment
  CAS-BOT-BC321529  Layia glandulosa I. Johnston 1917-5-13 976 Los Angeles San Gabariel Wash 152 Comment
  UCSB49516  Layia glandulosa Smyth, A. 1983-5-8 Los Angeles North side of Gorman Park Road, @ 2 miles E of intersection with I-5 365 Comment
  CAS-BOT-BC380223  Layia platyglossa Le Roy Abrams 1901-4-6 1386 Los Angeles Big Tujunga Wash Comment
  UC729799  Layia platyglossa Carl B. Wolf 1932-5-11 3551 Los Angeles w side Isthmus Harbor; Santa Catalina Island 15 Comment
  UCR215121  Layia platyglossa Sarah C. Pasquini 2008-4-19 22 Los Angeles South Coast, San Pedro, White Point Nature Preserve, c. 300 m off West Paseo del Mar 40 Comment
Read comments
Apr 27 2016
  POM361675  Layia platyglossa subsp. campestris Anstruther Davidson 1890-3-30 s.n. Los Angeles Foot hills L.A. Comment
  UCR210234  Lemna R. G. Swinney 2008-10-20 9651 Los Angeles San Gabriel Mountains, San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  CHSC110020  Lepechinia fragrans Mark Elvin; Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 349 Los Angeles Transverse Ranges; San Gabriel Mountains region: San Gabriel Mtns. Angeles National Forest. Glendora Ridge Rd. 7.3mi W of gate at Mt. Baldy Road. S side road on bank. Comment
  RSA300980  Lepechinia fragrans D. C. Michener 1982-8-3 4164 Los Angeles CA 2, 6.6 miles north of Pasadena & jct with I-210. Comment
  RSA703503  Lepechinia fragrans Scott D. White 2004-9-3 10744 Los Angeles San Gabriel Mountains: Grizzly Flat, ca. 1 air mile N of Angeles Crest Hwy and ca. 1 air mi S of Big Tujunga Cyn. Rd. 732 Comment
  CHSC95547  Lepidium fremontii LeRoy Gross 2005-5-19 2301 Los Angeles Mojave Desert; West Mojave Desert region: South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway. Started at Ave A, Near 34.820450N 118.16535W then walked south to 34.81703, 118.16403W. 722 Comment
  SD231264  Lepidium fremontii Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 50506 86A Los Angeles Transverse Ranges; San Gabriel Mountains region: Bob's Gap. At the South edge of Bob's Gap. 1444 Comment
  UC673528  Lepidium fremontii H. L. Mason 1926-4-27 3056 Los Angeles 30 mi w Victorville; Mohave Desert Comment
  PASA2039  Lepidium fremontii Stason 1930-3-18 Los Angeles East of Adelanto Comment
  UCR141501  Lepidium latifolium LeRoy Gross 2002-10-5 668 Los Angeles Transverse Ranges: San Gabriel-Verdugo Mtns, Devil's Gate Reservoir, NE of the San Rafael Hills, in the Arroyo Seco river channel, just west of the city of Altadena 335 Comment
  UCR177277  Lepidium latifolium Scott D. White, Michael Honer 2003-5-7 9199 Los Angeles Santa Clarita area, South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway 366 Comment
  CAS-BOT-BC12471  Lepidium nitidum Marcus E. Jones 1882-2-27 3036 Los Angeles Pasadena. Comment
  UC1536952  Lepidium perfoliatum Gordon H. True Jr. 1935-4-19 568 Los Angeles Lovejoy Butte 853 Comment
  CATA1500  Lepidium strictum Mark L. Hoefs, Steven A. Junak 1996-5-1 2708 Los Angeles Santa Catalina Island: Avalon Canyon Road by horse stables 24 Comment
  RSA0060870  Lepidium strictum R. G. Swinney 2010-6-8 13198 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
  UCR182745  Lepidium virginicum R. G. Swinney 1998-4-11 5934 Los Angeles San Gabriel Mtns, Claremont, 0.5 to 1 mi. NE of Padua Hills Restaurant, which is on Padua Dr. 793 Comment
  RSA609383  Lepidium virginicum var. pubescens L. C. Wheeler 1931-3-29 s.n. Los Angeles San Dimas Wash 372 Comment
  RSA674650  Lepidium virginicum var. pubescens Scott D. White 2000-5-18 7892 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  SBBG91840  Lepidium virginicum var. pubescens S. A. Junak 1978-4-15 SCa 021 Los Angeles N side of Cherry Valley above Boy Scout Camp 30 Comment
  CAS-BOT-BC328084  Lepidospartum squamatum Javier Penalosa 1960-9-1 909 Los Angeles Eastern L.A. County. San Dimas Canyon Park Comment
  UC147932  Lepidospartum squamatum C. F. Baker 1908-12-15 5236 Los Angeles Claremont Comment
  UCR124766  Lepidospartum squamatum B. C. Templeton 1932-8-26 5114 Los Angeles San Gabriel Mtns., Big Rock Creek, near Vincent Gap, Angeles National Forest 1905 Comment
  RSA252712  Lepidospartum squamatum var. squamatum David W. Wheat 1972-9-1 739 Los Angeles On Padua Avenue near Foothill Blvd., 1 mile east of Claremont 366 Comment
  RSA755620  Leptochloa fusca subsp. fascicularis R. G. Swinney 2008-9-9 9326 Los Angeles Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  UCR114220  Leptodactylon californicum A. C. Sanders, D. Malueg 1998-6-24 22062 Los Angeles San Gabriel Mtns., CCC Ridge, off Hwy 2 just north of Pasadena city limits, So. Cal. Edison Mesa-Vincent transmission line at tower 16-2 823 Comment
  SD234483  Leptosiphon androsaceus A. C. Sanders, Mark A. Elvin, et al 2003-5-1 26268 Los Angeles Western San Gabriel Mtns.: NE side of Castaic Mesa, near Angeles National Forest boundary, ca. 0.6 mi due west of confluence of Bitter and Charlie Canyons. 441 Comment
  UCD118436  Leptosiphon aureus J. Massey; James Henrickson 1966-4-9 1159 Los Angeles Mojave Desert, 165 Street. Comment
  RSA0120151  Leptosiphon breviculus R. G. Swinney 2014-4-30 16290 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  RSA469975  Leptosiphon breviculus F. R. Fosberg, Joseph A. Ewan 1931-8-11 782 Los Angeles Crystal Lake: north fork of San Gabriel Canyon. 1600 Comment
  UCSB33654  Leptosiphon breviculus Risk, Paul 1963-5-21 Los Angeles Charltan Flats; San Gabriel Mountains 1524 Comment
  POM263549  Leptosiphon liniflorus J. C. Roos 1937-5-31 649 Los Angeles Lancaster. Comment
  UCR259582  Leptosiphon parviflorus R. G. Swinney 2010-6-8 13183 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
  CATA3288  Leptosyne gigantea Julie L. King 2017-3-3 66 Los Angeles Santa Catalina Island: Road along northwest side of Catalina Harbor 0 Comment
  UCD134064  Lessingia glandulifera W. M. Phillipson 1915-1 s.n. Los Angeles Monrovia. Comment
  CAS-BOT-BC339284  Lessingia glandulifera var. glandulifera Ernest Braunton 1902-9-1 694 Los Angeles Arroyo Seco Comment
  UCR256241  Lessingia glandulifera var. glandulifera R. G. Swinney 2010-5-19 12839 Los Angeles San Gabriel Mountains, horseshoe bend in Pacific Telephone Access Rd., 0.3 air miles NNE of Oracle Hill Summit, 2.1 air miles due east of Angeles Forest Hwy, 0.8 air miles due west of Mt. Emma Rd. 1207 Comment
  POM250005  Lessingia glandulifera var. glandulifera E. C. Jaeger 1938-7-1 s.n. Los Angeles Mojave Desert. Comment
  POM361802  Lessingia glandulifera var. glandulifera Louis C. Wheeler 1933-9-26 2130 Los Angeles San Gabriel Canyon, San Gabriel Mts. 335 Comment
  CAS-BOT-BC339561  Lessingia glandulifera var. peirsonii Ernest C. Twisselmann 1955-6-23 2209 Los Angeles San Emigdio Range. Castaic Valley, 1/2 mile north of Holland Summit 1219 Comment
  SEINET251715 Image available Leymus cinereus David Charlton, Mark Hagen 1989-6-30 3256 A Los Angeles Western Mojave Desert: southwest of Piute Ponds, Edwards Air Force Base (Rosamond 7.5' Q.:). 700 Comment
  MACF015662  Libocedrus decurrens Fay A. MacFadden 1936-9-6 14746 Los Angeles Lake Arrowhead, California Comment
Read comments
May 29 2015
  JEPS61990  Lilium humboldtii subsp. ocellatum Frank W. Peirson 1919-7-1 515 Los Angeles Fish Canyon; San Gabriel Mountains Comment
  POM155898  Limonium californicum L. R. Abrams 1904-9-6 4184 Los Angeles San Pedro Comment
  UC879880  Linanthus aureus Alice Eastwood 1913-5-11 3182 Los Angeles San Fernando Wash Comment
  UCD118512  Linanthus californicus Dan Axelrod 1932-3-21 s.n. Los Angeles 10 miles north of San Fernando. Comment
  RSA708577  Linanthus dianthiflorus Valerie L. Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1163 Los Angeles Ridgetop above McDonald Creek. 427 Comment
  UCR184364  Linanthus dichotomus A. C. Sanders 2007-4-19 33469 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA716671  Linanthus parryae Scott D. White, Pam De Vries 2006-5-10 11455 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
  RSA777918  Linanthus parryae R. G. Swinney 2009-5-6 10674 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  UC23760  Linanthus parryae A. Davidson May 1874 Los Angeles Harold Comment
  POM364695  Linanthus parryae B. C. Templeton 1930-4-8 1038 Los Angeles Mojave Desert, W of Lancaster. 400 Comment
  SBBG108416  Linanthus pygmaeus subsp. pygmaeus T. Ross, G. Allan 1995-5-21 8617 Los Angeles between main stem of Horse Beach Cyn on W and the main W stem of Chenetti Cyn on the e, 4790' NNW of Slope Triangulation Pt (781' and 5070' WSW of 1135' tri. p. near "Chenity" 315 Comment
  UCR162296  Linaria bipartita Anuja Parikh, Nathan Gale 2004-6-3 2036 Los Angeles Newhall Ranch, along Santa Clara River (SCR sect. 4) between confluence of Castaic Creek and Castaic Junction 305 Comment
  POM92064  Lithophragma affine subsp. mixtum H. E. Hasse 1890-04 s.n. Los Angeles [Los Angeles?] Comment
  RSA84371  Lithophragma affine subsp. mixtum F. W. Peirson s.n. Los Angeles Nichols Canyon. Comment
  RSA279077  Lithophragma bolanderi R. F. Thorne, C. W. Tilforth 1971-4-9 41524 Los Angeles San Gabriel Mountains, Angeles National Forest: San Dimas Canyon. 427 Comment
  UCR243012  Lobelia dunnii var. serrata R. G. Swinney 2009-8-6 11509 Los Angeles Transverse Range; San Gabriel Mountains, Lodi Canyon Falls, first major waterfall up canyon from confluence with San Dimas Canyon, San Dimas Experimental Forest 476 Comment
  RSA100232  Lobelia dunnii var. serrata F. W. Peirson 1918-8-6 260 Los Angeles Sierra Madre Trail to Mt. Wilson 838 Comment
  RSA439329  Lobelia dunnii var. serrata Louis Greata 1910-08 s.n. Los Angeles Along streams, Arroyo Seco, near Pasadena Comment
  RSA439335  Lobelia dunnii var. serrata Albert J. Perkins 1924-10 s.n. Los Angeles Santa Anita Canyon, Sierra Madre. Comment
  SEINET11261189  Lobularia maritima Pamela G. Jones 1967-12-28 84 Los Angeles 5200 Onacrest Dr., Los Angeles.; 0 Comment
  RSA441645  Loeflingia squarrosa L. C. Wheeler 1932-5-26 747 Los Angeles San Gabriel Wash 107 Comment
  CATA894  Logfia filaginoides Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-31 1710 Los Angeles Santa Catalina Island: Side canyon of Middle Canyon, across the road from large oak tree 237 Comment
  POM356951  Lolium perenne subsp. multiflorum Robert M. Perkins 1936-3-16 119 Los Angeles Pico & La Brea Ave Comment
  RSA226070  Lolium temulentum R. F. Thorne 1971-6-17 39949 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  SBBG118816  Lomatium G. D. Wallace with M. Wallace 1983-5-20 2074 Los Angeles Aliso Cyn rd between Acton and Angeles Forest hwy Comment
  UCR237905  Lomatium dasycarpum Mark A. Elvin 2003-5-1 2497 Los Angeles Santa Clarita Valley, Newhall Ranch, Castaic Mesas, c. 1.5 km east of Castaic Lagoon in Charlie Canyon, survey area 69 396 Comment
  RSA699224  Lomatium lucidum Vasu Dev, Barbara Dev 2003-5-5 s.n. Los Angeles Lone Pine Canyon Rd. 1.3 miles from its junction with Highway 138. [San Bernardino Co.] 1126 Comment
  RSA712275  Lomatium mohavense Vasu Dev, Barbara Dev 2006-5-12 s.n. Los Angeles Hauser Mountain, below radio/microwave towers. From Ward Road offramp off Hwy 14 turn left on Sierra Highway, about 1 mile turn right on Shannondale Road;, about 0.5 mile turn right on Shannon Valley Road, about 0.25 mile turn left on Via Famero Road, at first right follow Shannon View Road uphill on narrow paved road about 3 miles. Park by an old silo below the radio/microwave towers. North side of road, look for rock outcroppings. 1459 Comment
  SD231183  Lomatium mohavense Sula Vanderplank, Leroy Gross & Steve Hoskinson 2005-5-6 50506 48 Los Angeles Transerves Ranges; San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. 1444 Comment
  UC1349279  Lomatium mohavense J. Massey and J. Henrickson 1966-4-9 1174 Los Angeles 1 mi. s.w. Piute Butte (Mojave Desert); Mojave Desert Comment
  SBBG59785  Lomatium nevadense R. Hoffmann 1930-4-10 Los Angeles between Lancaster and Del Sur, near highway Comment
  RSA452122  Lomatium nevadense var. parishii Anstruther Davidson 1895-5-8 3225 Los Angeles Foothills. Comment
  CATA1825  Lonicera subspicata var. denudata Michael R. Benedict 1970-6-27 Los Angeles Santa Catalina Island: Lower Cape Canyon, about 1/2 mile above Middle Canyon 0 Comment
  LA82087  Lonicera subspicata var. denudata O. H. Kappler; 1940-6-9 51 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA406759  Lotus argophyllus subsp. ornithopus Anstruther Davidson 1891-6-26 s.n. Los Angeles Santa Catalina Island Comment
  UC557698  Lotus argophyllus var. argenteus Nell Murbarger 1936-4-1 166 Los Angeles w side San Clemente Island Comment
  UCR149908  Lotus crassifolius R. G. Swinney 1999-6-18 7337 Los Angeles Transverse Ranges; San Gabriel Mountains, Boulder Canyon north of Big John Flat 1619 Comment
  POM157980  Lotus grandiflorus var. grandiflorus M. B. Dunkle 1928-3-17 1749 Los Angeles Santa Catalina Island. Johnson's. 8 Comment
  RSA90369  Lotus heermannii var. heermannii F. W. Peirson 1919-7-1 510 Los Angeles South base of San Gabriel Mtns, Fish Canyon. 457 Comment
  RSA709609  Lotus humistratus A. C. Sanders, A. Thompson 2003-4-15 25986 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park. 305 Comment
  UCR222829  Lotus humistratus R. G. Swinney 2009-4-29 10591 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  RSA90424  Lotus micranthus F. W. Peirson 1919-5-18 436 Los Angeles South slope of San Gabriel Mountains. Monrovia Canyon. 427 Comment
  RSA755886  Lotus nevadensis R. G. Swinney 2008-7-24 9291 Los Angeles Waterman Mountain 2412 Comment
  RSA406122  Lotus nevadensis var. davidsonii M. B. Dunkle 1933-7-11 3640 Los Angeles Upper San Gabriel Canyon above dams. Cold Brook camp. Comment
  UC15532  Lotus nevadensis var. davidsonii A. J. McClatchie 1893-4-2 14 Los Angeles near Pasadena; San Bernardino Mts. 1219 Comment
Read comments
1
  UCR270663  Lotus oblongifolius R. G. Swinney 2011-6-29 15353 Los Angeles San Gabriel Mountains, Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  RSA595808  Lotus oblongifolius var. oblongifolius Lauren Raz, S. D. Boyd 1996-10-23 043 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
  UCR219911  Lotus salsuginosus R. G. Swinney, Jane Strong 2009-4-21 10417 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  RSA191151  Lotus salsuginosus var. salsuginosus R. F. Thorne 1967-6-25 37123 Los Angeles San Gabriel Mountains: Evey Canyon, 716 Comment
  RSA406814  Lotus salsuginosus var. salsuginosus Gale Sphon 1955-4-12 s.n. Los Angeles Sandy, beach area, Point Dume Comment
  POM2446  Lotus salsuginosus var. salsuginosus E. L. Brown 1893-1 s.n. Los Angeles Pasadena, Elysian Park Comment
  RSA608070  Lotus scoparius L. C. Wheeler 1931-2-28 s.n. Los Angeles Sargent's Grove. Comment
  POM96965  Lotus strigosus P. A. Munz 1925-4-23 9429 Los Angeles San Gabriel Canyon. 488 Comment
  RSA0112527  Lotus strigosus Richard G. Swinney 2010-5-21 12902 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  RSA660211  Lotus strigosus Yvonne Rasmussen, Deborah Rasmussen 1984-5-5 36 Los Angeles 5.0 miles past the Pasadena city limits, a pull off on the left side of road as one is going up mountain. Comment
  UCR198514  Lotus strigosus Kai T. Palenscar 2008-4-3 s.n. Los Angeles San Bernardino Mountains, west of Angeles Forest Hwy and off of Aliso Canyon Road 1231 Comment
  UCR259150  Lotus strigosus R. G. Swinney 2010-6-23 13360 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  RSA533967  Lotus strigosus T. S. Ross 1991-5-18 5169 Los Angeles San Clemente Island: 1300 feet NNW of Gud (888') marker. 241 Comment
  RSA563504  Lotus strigosus T. S. Ross 1993-5-13 7134 Los Angeles Forest Service firebreak between Whitney Canyon and Los Pinetos Canyon, NNW of 3151-ft ridgetop knoll. 909 Comment
  RSA4563  Lotus unifoliolatus B. Thoele 1932-05 s.n. Los Angeles Malibu Lake, Santa Monica Mtns. Comment
  RSA133389  Lotus wrangelianus P. H. Raven 1959-5-3 1250 Los Angeles Santa Monica Mountains (34 deg.N; 118-119 deg.W). Mulholland Drive near Beverly Glen Boulevard 381 Comment
  RSA597251  Ludwigia peploides subsp. montevidensis B. Pitzer 1996-4-28 2738 Los Angeles Harbor City/ City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Highway (St. Hwy) and Vermont Ave. Comment
  UC142983  Ludwigia peploides subsp. peploides Katharine Brandegee 1910-8-1 Los Angeles Bixby Lake near Los Angeles; Bixby Lake Comment
  UCR275823  Lupinus D. E. Bramlet 2011-9-21 4950 Los Angeles San Gabriel Mountains, Pacifico Mountain 2163 Comment
  CAS-BOT-BC201428  Lupinus albifrons var. albifrons Charles Piper Smith 1923-7-16 3790 Los Angeles Hollywood - Hollywood Blvd. Comment
  RSA639110  Lupinus andersonii L. C. Wheeler 1970-7-25 s.n. Los Angeles San Gabriel Mountains: Heliport 0.3 mi. N of South Mt. Hawkins 2287 Comment
  POM2615  Lupinus andersonii I. M. Johnston 1918-7-6 2086 Los Angeles Prairie Fork of San Gabriel River 1982 Comment
  SBBG47501  Lupinus bicolor M. B. Dunkle 1928-4-10 1835 Los Angeles Johnson's Landing Cyn Comment
  UC1871215  Lupinus bicolor T. S. Ross, Walter Appleby 1993-5-20 7207 Los Angeles Transverse Ranges; San Gabriel Mountains region; Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring; San Fernando 7.5' USGS quad; R15W T3N, SE/4 NE/4 NE/4 SE/4 sect 9; ca 3000-3070 ft elevation. Comment
  UC56614  Lupinus bicolor H. M. Hall May 1902 3053 Los Angeles Antelope Valley Comment
  SBBG132071  Lupinus bicolor S. A. Junak, B. Collins 1991-4-25 SCI 220 Los Angeles Thirst Cyn, S of rd to SHOBA, REWS ("Pole" on map) 533 Comment
  SEINET6932634 Image available Lupinus bicolor W. P. Vestal, A. G. Vestal 1955-3-26 3488 Los Angeles Antelope Valley, east of Fairmont on 110th Street. Comment
  RSA0098783  Lupinus concinnus R. G. Swinney 2011-6-1 14944 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  RSA594538  Lupinus concinnus L. C. Wheeler 1967-5-9 9375 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  SBBG127508  Lupinus concinnus M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-4 2832 Los Angeles hillside above New York Harbor 54 Comment
  OBI69327  Lupinus concinnus John Knapp, Denise Knapp 2003-5-10 66 Los Angeles Catalina Island, 367196.09N x 3695593.63E 274 Comment
  PASA657  Lupinus densiflorus var. mcgregorii Frank W. Peirson 1923-6-27 Los Angeles Rock Creek, San Gabriel Mts. Comment
  CAS-BOT-BC216659  Lupinus excubitus subsp. hallii Ralph Hoffman 1929-4-26 s.n. Los Angeles Mint Canon [Canyon] Comment
  RSA799681  Lupinus excubitus var. austromontanus Pam De Vries 2013-4-3 7839 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 Road. 1054 Comment
  CAS-BOT-BC205447  Lupinus excubitus var. excubitus I. M. Johnston 1924-8-13 s.n. Los Angeles Evey Canon [Canyon] along Firebreak 1066 Comment
  SEINET10485288  Lupinus excubitus var. hallii David B. Dunn 1957-5-18 Dunn RSA 6226 x succ.? Los Angeles Plants 3 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
  RSA87191  Lupinus excubitus var. johnstonii F. W. Peirson 1924-5-27 4637 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  SBBG45472  Lupinus formosus D. Emery 1955-4-28 Los Angeles 2 mi N of Big Rock Crk on Hwy 138 Comment
  RSA413629  Lupinus formosus var. formosus L. C. Wheeler 1934-3-24 2470 Los Angeles Liveoak Canyon, San Gabriel Mountains. 473 Comment
  UC1293708  Lupinus formosus var. robustus P. C. Everett and E. K. Balls 1959-5-22 23800 Los Angeles 1/2 to 1 mi se Fairmount ((San Andreas Rift), Antelope Valley); Antelope Valley 853 Comment
  UC1129486  Lupinus hirsutissimus A. D. Gifford 1938-5-8 671 Los Angeles 1 mi ne Whitaker Peak; Angeles National Forest, Tejon Quadrangle Comment
  RSA2534  Lupinus hyacinthinus I. M. Johnston 1917-6-20 1488 Los Angeles Baldy Lookout of USFS. 2134 Comment
  RSA413732  Lupinus inyoensis Robert Kessler 1921-6-1 s.n. Los Angeles Mt. Markham. Comment
  CAS-BOT-BC211718  Lupinus longifolius LeRoy Abrams 1902-7-10 2505 Los Angeles Playa del Rey Comment
  SEINET10485627  Lupinus longifolius Robert F. Thorne, Robert A. Gibson 1971-5-22 Thorne 39704 Los Angeles San gabriel mtns. Angeles national forest. Mouth of fish canyon. In sandy Open area in coastal sage scrub; shrub ca 1 in tall. Flowers purplish. 244 Comment
  SEINET10485631  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in a field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  SEINET10937115  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  UCR154359  Lupinus microcarpus A. C. Sanders 2005-5-5 29905 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road at NE end of mesa 640 Comment
  RSA659048  Lupinus microcarpus var. microcarpus R. Riggins 1982-4-16 1349 Los Angeles W edge Antelope Valley, Ca. 198 3.1 mi W jct. Co. Rd. N2 5.6 mi W Gorman Post Rd and I5. Comment
  HSC101728  Lupinus peirsonii LeRoy Gross, Michael Denslow 2003-6-4 998 Los Angeles Transverse Ranges: San Gabriel Mountains region: southeast of Dawson Saddle, north side of Angeles Crest Highway (Hwy. 2) 2439 Comment
  SEINET8061611  Lupinus pusillus var. pusillus B. Crampton 1955-4-28 2720 Los Angeles State Hwy. 138, 5 miles west of Desert Springs Comment
  SD113424  Lupinus sparsiflorus Darley F. Howe 1915-1 3 Los Angeles Claremont Comment
  UCR127067  Lupinus sparsiflorus Mark A. Elvin, Cathleen Weigand 2003-4-7 2446 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126 297 Comment
  RSA755931  Lupinus sparsiflorus Orlando Mistretta, Christine Mistretta 2008-4-9 2407 Los Angeles Ritter Ridge, SW of Lancaster. Along SCE Edison transmission lines, 0.5 mi. NW of intersection of transmission lines with Elizabeth Lake Rd. (Segment 5, structure 28 per TRTP survey - 2008) 953 Comment
  RSA414253  Lupinus sparsiflorus subsp. sparsiflorus Robin S. Collins 1973-4-9 224 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon., ca. 1/2 - 1 mile into cyn. along pack trail 640 Comment
  POM2387  Lupinus truncatus Edward L. Greene 1904-4-2 4099 Los Angeles Claremont. Comment
  RSA0086994  Lupinus truncatus R. G. Swinney 2010-4-21 12328 Los Angeles Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash. 457 Comment
  SBBG96808  Lupinus truncatus S. Boyd with T. Ross, L. Arnseth 1990-4-7 4234 Los Angeles lower half of China Cyn Comment
  UCR200005  Lupinus truncatus Valerie Soza, Mariam Sidibeh 2003-3-26 1607 Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Drive and Camino San Rafael junction, above Mayors Bicentennial Park 579 Comment
  UC1595441  Lycium andersonii Tim Ross 1992-4-4 6066 Los Angeles 1 mi se Black Butte (middle butte of the three); Mojave Desert, Three Sisters, El Mirage U.S.G.S. 7.5'Quad. 969 Comment
  CAS-BOT-BC231488  Lycium brevipes var. hassei Dr. H. E. Hasse 1888-7-15 s.n. Los Angeles Santa Catalina Island Comment
  CATA209  Lycium californicum Mark L. Hoefs 1973-4-15 191 Los Angeles Santa Catalina Island: Ben Weston Beach 7 Comment
  UCR281990  Lycium cooperi R. G. Swinney 2014-4-17 16095 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
  CDA20511  Lycopersicon esculentum M. O'Brien 2004-7-19 MOB 10 -04 Los Angeles South Coast; El Pescador State Beach. 0 Comment
  RSA248875  Lyonothamnus floribundus subsp. aspleniifolius Robert F. Thorne 1973-4-12 42966 Los Angeles Large canyon S of Mosquito Cove N of Chenity; San Clemente Island. 274 Comment
  SBBG38725  Lyonothamnus floribundus var. floribundus R. Moran 1941-2-28 652 Los Angeles head of Johnson's Cyn 400 Comment
  CATA1171  Lysimachia arvensis Mark L. Hoefs 1995-5-30 2165 Los Angeles Santa Catalina Island: In and near water course, just above Ben Weston Beach 15 Comment
  RSA599605  Madia elegans subsp. vernalis Steve Boyd, Lauren Raz 1997-3-31 9410 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  LA200249  Madia gracilis Norman A. Cole; May 1964 370 b Los Angeles Santa Monica Mountains, 6.3 mi from Pacific Coast Hwy along Piuma Rd 579 Comment
  LA35954  Madia gracilis Peter H. Raven; Henry J. Thompson 1960-5-29 15447 Los Angeles 792 Comment
  RSA612004  Madia gracilis L. C. Wheeler 1932-7-2 902 Los Angeles Brown's Flat 1311 Comment
  UC625024  Madia gracilis F. R. Fosberg 1931-10-4 S 4528 Los Angeles Hamilton Canyon; Santa Catalina Island 40 Comment
  UC830908  Madia sativa Ira W. Clokey, B. Templeton 1929-5-20 4546 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 250 Comment
  SD725  Maianthemum stellatum Ruth B. Randall Jul 1931 Los Angeles Big Pines. Comment
  SBBG96750  Malacothamnus clementinus S. Boyd with T. Ross, L. Arnseth 1990-4-7 4279 Los Angeles lower half of China Cyn 182 Comment
  UC1738524  Malacothamnus clementinus Steven A. Junak 1997-4-23 SCI 865 Los Angeles ca. 2.3 mi SW of Thirst (terrace on E side of Norton Canyon, near base of escarpment between two terraces); San Clemente Island 268 Comment
  SBBG17364  Malacothamnus fasciculatus var. fasciculatus M. Vincent 1962-7-18 264 Los Angeles Mulholland Hwy, 2 mi W of Old Topanga Cyn turnoff Comment
  CAS-BOT-BC206373  Malacothamnus fremontii John Thomas Howell 1947-7-18 23413 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  RSA0092237  Malacothamnus fremontii R. G. Swinney 2011-5-12 14683 Los Angeles San Gabriel Miountains: east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy. 1183 Comment
  CAS-BOT-BC204193  Malacothamnus marrubioides John Thomas Howell 1950-11-9 27485 Los Angeles 12 miles n. of Castac [Castaic] 609 Comment
  RSA615924  Malacothamnus marrubioides Scott D. White, B. Leatherman 1997-1-14 6050 Los Angeles Northwest San Gabriel Mountains, Santa Clara River Watershed: Pole Canyon adjacent to existing gravel quarry & haul roads; slope and wash adjacent to helicopter pad. Site proposed for future mining. 549 Comment
  UCR18012  Malacothrix californica A. C. Sanders 1976-5-9 00152 Los Angeles Mojave Desert, Hwy 138 at the W end of the Antelope Valley 976 Comment
  UCR107824  Malacothrix clevelandii L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mtns., San Antonio Canyon, north side of ridge north of Cascade Canyon 1189 Comment
  SBBG87883  Malacothrix coulteri H. C. Forbes 1986-4-6 Los Angeles St Hwy 138, ca. 24 mi W of Hwy 14 Comment
  RSA659812  Malacothrix foliosa Orlando Mistretta, E. Kellogg, Laurel Arnseth, Peter L. Morrell 1992-4-4 107 Los Angeles San Clemente Island. Comment
  SBBG105385  Malacothrix foliosa subsp. foliosa R. M. Beauchamp 1976-5-22 4138 Los Angeles mouth of Eel Pt Cyn 13 Comment
  SD85026  Malacothrix foliosa subsp. foliosa E. R. Blakley 1962-6-10 5220 Los Angeles San Clemente Island; Wilson Cove. 10 Comment
  SFV10198  Malacothrix saxatilis J. G. Cuti 1978-6-14 s. n. Los Angeles Santa Susana Mountains About 0.5 miles southwest of Aliso Canyon off the north end of Reseda Blvd. 396 Comment
  JEPS30673  Malacothrix saxatilis var. tenuifolia Peter H. Raven and Henry J. Thompson 1959-9-6 14378 Los Angeles mouth Malibu Creek; Santa Monica Mountains 12 Comment
  POM362379  Malacothrix saxatilis var. tenuifolia Wm. Martin, Robert Gustafson 1971-7-14 s.n. Los Angeles Crenshaw and Rodeo Blvd., Los Angeles. Comment
  UC1069910  Malacothrix saxatilis var. tenuifolia A. D. Gifford 1934-5-8 204 Los Angeles 3 2/10 mi w and 1 3/10 mi n Castro Pk; Triunfo Pass Quad. Comment
  CAS-BOT-BC348001  Malacothrix sonchoides Ira L. Wiggins 1966-4-24 20652 Los Angeles Along Palmdale Boulevard between Street 90 E and Street 150 E, about 15 miles east of Palmdale. Mohave Desert Comment
  UC449683  Malosma laurina F. M. Reed 1909-7-8 2828 Los Angeles Catalina Isl., Moonstone Beach 15 Comment
  CAS-BOT-BC206647  Malva assurgentiflora E. R. Blakley 1963-12-8 6414 Los Angeles South end of mesa and just under northwest edge of new air strip, about 150 feet north of West Cove - San Clemente Island 22 Comment
  SD91998  Malva assurgentiflora Reid Moran, R. M. Beauchamp and T. Oberbauer 1975-8-25 22701 Los Angeles Sandy flat at northwest end of San Clemente Island. 4 Comment
  RSA549503  Malva neglecta Tim S. Ross, Steve D. Boyd 1990-6-18 3483 Los Angeles San Gabriel Mountains: Angeles National Forest. Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1877 Comment
  SEINET4044586  Malva parviflora D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, East of Corral Canyon Rd. 152 Comment
  UCR51471  Malva parviflora Steve Morgan 1974-5-2 101 Los Angeles San Fernando Valley, Canoga Park, 7414 Variel Street 244 Comment
  RSA495080  Malva pseudolavatera A. C. Sanders 1988-5-18 7818 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and E of Vista Del Mar Blvd. Comment
  LA105351  Marah macrocarpa Barry A. Prigge; 1989-4-23 Los Angeles Santa Susana Mountains, between Falls Creek and Blind Canyon, 1.5 mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 579 Comment
  UCSB9117  Marah macrocarpa Philbrick, Ralph 1953-3-3 Los Angeles In a Claremont wash 304 Comment
  JEPS63284  Marrubium vulgare Elizabeth Day Palmer 1908-8-1 Los Angeles Los Angeles Comment
  CDA33964  Marrubium vulgare M. O'Brien 2006-10-1 MOB 06 -2 Los Angeles San Gabriel Mountains; San Gabriel River, Angeles National Forest. Live Oak Creek parking area. 0 Comment
  SEINET11601826 Image available Matricaria discoidea G. B. Grant 752 Los Angeles Pasadena Comment
  CAS-BOT-BC422758  Meconella denticulata Brandegee 1889-5-1 s.n. Los Angeles Pasadena Comment
  POM348012  Medicago lupulina Frances M. Morey 1922-5-22 s.n. Los Angeles Culver City. Comment
  RSA596456  Medicago lupulina R. G. Swinney 1989-7-12 s.n. Los Angeles San Gabriel Mountians, in and near Glendora Wilderness Park, Big Dalton Canyon. N end of Big Dalton Dam, near water line 518 Comment
  UCR100608  Medicago polymorpha B. G. Pitzer 1996-5-5 2858 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  LA33950  Medicago sativa Peter H. Raven; Henry J. Thompson 1959-9-18 14438 Los Angeles Santa Monica Mountains, Santa Monica Blvd near Beverly Glen Blvd 76 Comment
  OBI74763  Melaleuca quinquenervia Unknown 2007-3-10 10 -Mar-07 Los Angeles City of San Pedro, near Cabrillo Beach Park, salt marsh inlet channel at Salinas de San Pedro 3 Comment
  CATA935  Melica imperfecta Mark L. Hoefs, Robert Given 1992-4-16 1795 Los Angeles Santa Catalina Island: Wild Boar Gully 152 Comment
  RSA747857  Melica imperfecta Scott D. White, Justin M. Wood 2009-5-6 12678 Los Angeles San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  UC148002  Melica imperfecta C. F. Baker 1909-4-20 5280 Los Angeles Claremont Comment
  SEINET10827749  Melica imperfecta Agnes Chase 1910-4-12 Chase 1125 Los Angeles Playa del Rey, Leeside of barrier dune. Comment
  SEINET11678865  Melica imperfecta J. F. Bright, Wyman, C. 1933-1 8296 Los Angeles Tehachapi Mts Comment
  POM263001  Melica stricta J. C. Roos 1937-5-31 611 Los Angeles near Jackson Lake, San Gabriel Mountains Comment
  POM348164  Melilotus albus Bonnie C. Templeton 1934-10-13 4811 Los Angeles Los Angeles River Comment
  UC1215218  Melilotus albus Peter H. Raven 1962-7-10 17959 Los Angeles San Clemente Island; along road just above big dune near nw end of island Comment
  POM222456  Melilotus indicus Louis C. Wheeler 1936-6-12 4149 Los Angeles Monroe Canyon. 549 Comment
  SBBG113985  Melilotus indicus E. C. Twisselmann 1965-5-18 10859 Los Angeles marsh along the Lancaster Rd, ca. 3 mi SE of Gorman 1097 Comment
  UCR214627  Melilotus indicus A. C. Sanders, Dan S. Cooper 2010-3-12 37369 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA656235  Melilotus indicus Joseph M. Keefe 1978-4-11 22631 Los Angeles Verdugo Mountains: Verdugo Park, 1601 North Verdugo Road, Glendale. 183 Comment
  UCR258740  Mentzelia R. G. Swinney 2010-5-19 12814 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
  RSA440350  Mentzelia affinis Anstruther Davidson 1912-05 2805 Los Angeles Van Nuys Comment
  RSA0038372  Mentzelia affinis Sol Karlin s.n. Los Angeles Palmdale-Lake Hughes. 609 Comment
  RSA659680  Mentzelia affinis Chris White 1991-5-12 2 Los Angeles Royal Palms. Comment
  SEINET3094557 Image available Mentzelia albicaulis J. Harry Lehr 1972-4-12 324 Los Angeles Foothills San Gabriel Mountains: North side Tr. 138, 7 mi east of Pear Blossom. 1219 Comment
  RSA0025154  Mentzelia dispersa Jane Tirrell 2012-6-11 LS 0066 Los Angeles North-facing semi-open slope along Pacific Crest Trail approximately 0.3 miles east of Windy Gap. 2450 Comment
  RSA600059  Mentzelia dispersa Steve Boyd, Lauren Raz 1997-5-20 9814 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  RSA446852  Mentzelia dispersa George B. Grant 1906-6-15 s.n. Los Angeles Summit of Mt. Wilson 1829 Comment
  UCSB4244  Mentzelia dispersa B., K. Los Angeles San Dimas Experimental Forest, south side of burn area, San Gabriel Mountains Comment
  UCR99796  Mentzelia micrantha R. G. Swinney 1994-5-12 2845 Los Angeles San Gabriel mtns, Glendora Mtn Road, 2.5 mi north of jct with Big Dalton Canyon Road. south side of road 518 Comment
  RSA305744  Mentzelia micrantha Henry J. Ramsey, Henry J. Ramsey 1937-6-27 949 Los Angeles Sand Canyon, north of Pacoima reservoir Comment
  RSA679924  Mentzelia montana LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 933 Los Angeles Southwest ridge that climbs to Mt. Markham (between Mt. Markham and the Mt. Lowe dirt road (2N50.1). 1631 Comment
  UCR139480  Mentzelia montana Anstruther Davidson, H. E. Hasse 1906-6-1 1626 Los Angeles San Gabriel Mtns./Mojave Desert, Big Rock Creek 1982 Comment
  UCR119281  Mentzelia ravenii A. C. Sanders, D. Malueg 1998-6-22 22041 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
Read comments
Apr 10 2008
  RSA0117599  Mentzelia veatchiana A. C. Sanders 2008-4-10 34824 Los Angeles Transverse Range/Mojave Desert: hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM Pine. 915 Comment
  RSA774746  Mentzelia veatchiana R. G. Swinney 2009-6-17 11166 Los Angeles Ball Flat, 2.6 miles NW (312 deg.) of Big Pines 1878 Comment
  SFV13262  Mentzelia veatchiana M. J. Thor 1983-4-16 168 Los Angeles Mojave Desert Palmdale, north of Little Rock, Mount Emma Road. West facing slope by roadside. 945 Comment
  UC1121671  Mentzelia veatchiana A. D. Gifford 1935-4-21 611 Los Angeles 1 1/2 mi ne Manzana; Tejon Quadrangle Comment
  SEINET6072025  Mentzelia veatchiana Louis Wheeler Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA650016  Mesembryanthemum blandum Tom Kawakami 1948-2-15 s.n. Los Angeles Loma Vista Way & Paige, Pomona. Comment
  SBBG96676  Mesembryanthemum crystallinum S. Boyd with T. Ross, L. Arnseth 1990-4-7 4273 Los Angeles lower half of China Cyn Comment
  UC1234698  Mesembryanthemum crystallinum Peter H. Raven 1962-7-11 18008 Los Angeles 1 mi s of Wilson Cove (San Clemente Island); San Clemente Island Comment
  CAS-BOT-BC435284  Mesembryanthemum nodiflorum George B. Grant 1904-4-21 H 2820 Los Angeles On Santa Catalina Island, Pacific Ocean, off southern California Comment
  RSA155905  Mesembryanthemum nodiflorum P. H. Raven 1962-7-11 18009 Los Angeles San Clemente Island, Wilson Cove 61 Comment
  SEINET10800108 Image available Microseris douglasii Samuel B. Parish Parish 1902 Los Angeles Elizabeth Lake. Comment
  RSA785310  Microseris lindleyi Doris Bowers 1957-4-25 931 Los Angeles Mojave Desert N/o Big Pines 1220 Comment
  RSA735250  Mimulus aurantiacus Steve Boyd, Amber Maurice 2004-5-18 11341 Los Angeles Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain. 610 Comment
  SDSU10751  Mimulus aurantiacus Gerald Collier 1951-4-4 Los Angeles Faculty Hill, 1/4 mile W of UCLA Campus. Comment
  RSA166490  Mimulus aurantiacus var. pubescens W. G. Webb 1935-3-16 s.n. Los Angeles Near Sunland Comment
  RSA442644  Mimulus aurantiacus var. pubescens H. L. Bauer 1931-4-1 15470 Los Angeles Santa Suzana Pass. [Santa Susana] Comment
  UC1063446  Mimulus aurantiacus var. pubescens Jerome S. Horton 1936-5-21 338 Los Angeles San Dimas Canyon Park San Dimas watershed Comment
  UC1929506  Mimulus aurantiacus var. pubescens Mark Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 359 Los Angeles Transverse Ranges; San Gabriel Mountains region: San Gabriel Mtns. Angeles National Forest. Glendora Ridge Rd. 7.3mi W of gate at Mt. Baldy Road. S side road on bank. Comment
  UC1211134  Mimulus aurantiacus var. puniceus Huron H. Smith 1912-5-28 5012 Los Angeles Avalon Canyon Santa Catalina Island 182 Comment
  UC445126  Mimulus aurantiacus var. puniceus J. W. Toumey 1894-9-15 Los Angeles Catalina Island Comment
  LA51868  Mimulus brevipes Carl Epling; M. Epling 1925-5-2 sn Los Angeles Santa Monica Mountains, Griffith Park 335 Comment
  LA51871  Mimulus brevipes Carl Epling; Lincoln Ellison 1929-5-18 sn Los Angeles Santa Monica Mountains, Topango Canyon Comment
  RSA0107434  Mimulus brevipes R. G. Swinney 2011-5-31 14898 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA420674  Mimulus cardinalis Louis C. Wheeler 1932-9-19 1385 Los Angeles Los Angeles R. [River] at Los Feliz Blvd. 122 Comment
  RSA5496  Mimulus cardinalis Carl B. Wolf 1932-8-11 4012 Los Angeles Big Rock Creek, 1 1/4 mi. below Big Rock Ranger Station 915 Comment
  UCR202736  Mimulus floribundus R. G. Swinney, Cody Clarke 2001-8-22 8072 Los Angeles San Gabriel Mtns., 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  POM48  Mimulus guttatus J. F. Illingworth 1898-04 s.n. Los Angeles Claremont. 366 Comment
  RSA30663  Mimulus guttatus Louis C. Wheeler 1932-6-12 819 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  RSA442764  Mimulus guttatus Thekla Mohr 1915-1 3448 Los Angeles North Fork, San Gabriel River. Comment
  RSA600539  Mimulus guttatus Steve Boyd, Lauren Raz 1997-5-28 9863 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
  UCR192660  Mimulus guttatus R. G. Swinney 1999-8-14 7628 Los Angeles San Gabriel Mtns., upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4. air mi. WSW of Dawson Peak 2146 Comment
  LA35215  Mimulus guttatus Mary V. Hood; 1939-4-28 39- 20 -k* Los Angeles near Gorman Comment
  RSA80446  Mimulus guttatus F. W. Peirson 1921-6-21 2461 Los Angeles West Fork of San Gabriel River 884 Comment
  RSA659949  Mimulus johnstonii Orlando Mistretta 1992-5-18 349 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  RSA226362  Mimulus pilosus Robert F. Thorne, C. W. Tilforth 1971-6-29 40656 Los Angeles San Gabriel Mountains, Angeles National Forest: Lttle Rock Creek, just below Little Rock Forestry station, 1/2 mi. below Little Rock Dam 945 Comment
  RSA423549  Minuartia douglasii L. C. Wheeler 1932-5-28 789 Los Angeles San Antonio Canyon, E side SE Hogback 1280 Comment
  UCR273415  Mirabilis laevis R. G. Swinney 2011-3-18 14142 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  CAS-BOT-BC434625  Mirabilis laevis var. crassifolia S. B. Parish 1919-4-19 19258 Los Angeles Lone Hill, near San Dimas Comment
  LA32253  Mirabilis laevis var. crassifolia Henry J. Thompson; 1959-4-12 1924 Los Angeles Santa Monica Mountains, Mulholland Hwy, 2 mi W of Las Virgenes Rd 297 Comment
  UC483380  Mirabilis laevis var. crassifolia L. R. Abrams & I. L. Wiggins 1931-7-6 347 Los Angeles San Clemente Island; vicinity of Mosquito Harbor Comment
  CDA5053  Modiola caroliniana L. C. Wheeler 1968-4-8 s.n. Los Angeles Northwest corner of Colorado Boulevard and Grand Oaks Avenue, Pasadena. 0 Comment
  RSA643399  Monardella australis Orlando Mistretta, Joe Mistretta 1992-9-22 824 Los Angeles Pacific Crest Trail, from Cloudburst Summit to Cooper Camp. Comment
  UC883591  Monardella breweri subsp. lanceolata Louis C. Wheeler 1932-6-4 797 Los Angeles Arrow Highway San Gabriel Wash 106 Comment
  POM4064  Monardella cinerea I. M. Johnston 1917-8-22 1693 Los Angeles Little Baldy 2896 Comment
  CAS-BOT-BC220136  Monardella exilis W. R. Dudley; F. H. Lamb 1896-6-4 4312 Los Angeles Lancaster Comment
  RSA408589  Monardella lanceolata var. lanceolata Ducelia Sabb 1937-6-28 s.n. Los Angeles Near Los Angeles. Comment
  POM363550  Monolopia lanceolata J. Aug Kusche 1922-05 2080 Los Angeles Hard clay or gravelly soil, Mohave Desert. Comment
  UC1536857  Monolopia major G. H. True 1935-3-6 59 Los Angeles between 3 points and highway Neenach 914 Comment
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Feb 9 2019
  LA33475  Mucronea californica Peter H. Raven; Henry J. Thompson 1959-6-4 14318 Los Angeles Santa Monica Mountains, Point Dume 45 Comment
  RSA156359  Mucronea californica var. suksdorfii L. R. Abrams 1902-6-10 2507 Los Angeles Near Playa del Rey. Comment
  RSA611888  Muhlenbergia asperifolia L. C. Wheeler 1932-8-2 1107 Los Angeles N Fork San Gabriel River, San Gabriel Mountains 1433 Comment
  UC535054  Muhlenbergia californica Victor Duran 1933-8-11 3546 Los Angeles South Fork Big Rock Creek San Gabriel Mts. 1600 Comment
  CDA30164  Muhlenbergia microsperma J. Dittes, J Guardino 2008-2-23 1501 Los Angeles Transverse Ranges; San Gabriel Mountains; Big Tujunga Canyon; circa 2.4 air-miles southeast of Mount McKinley, circa 4.3 air-miles west of Big Tujunga Reservoir, circa 3.4 air-miles northeast of Mount Gleason Jr. High School; near Delta Flat Picnic Area. Comment
  SBBG131950  Muhlenbergia microsperma S. A. Junak 2000-5-18 SCa 1296 Los Angeles W side of 4th of July Cove, 0.1 mi from turnoff to camp 36 Comment
  SD252255  Muhlenbergia microsperma Steven A. Junak 1999-5-20 Sca 929 Los Angeles Santa Catalina Island: Along Cottonwood Road, 0.5 mile E of reservoir, S facing slope, plant stop. 206 Comment
  UCR223566  Muhlenbergia rigens R. G. Swinney 2009-6-3 11050 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
  RSA377604  Muilla maritima B. C. Templeton 1933-5-16 5141 Los Angeles West Blue Ridge, Big Pines Park 2195 Comment
  CAS-BOT-BC515093  Muilla maritima John H. Thomas 1957-5-25 6784 Los Angeles San Gabriel Mountains, western side of Santa Anita Canyon about 7 miles NNE of Pasadena 609 Comment
  SBBG20585  Munzothamnus blairii E. R. Blakley 1963-12-8 6385 Los Angeles head of cyn above Mosquito Cove and between Triangulation Pts Malo and Chenity 304 Comment
  UC119274  Myrica californica unknown 1891-5 Los Angeles Rustic Canyon Santa Monica Range, Rustic Canyon Comment
  SD81974  Myriopteris covillei L. H. Cook 1932-3-21 Los Angeles Banquet Canyon Comment
  RSA603584  Najas marina L. C. Wheeler 1947-9-14 6628 Los Angeles North of El Monte: Peck Road, near Arrow Highway. Comment
  RSA0119546  Nama demissa R. G. Swinney 2014-4-30 16265 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  RSA727368  Nama demissa R. G. Swinney 1998-5-16 6072 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  SBBG65094  Nama demissa R. Hoffmann 1925-5-15 Los Angeles Antelope Valley Comment
  PASA2105  Nama rothrockii Frank W. Peirson 1930-7-7 Los Angeles Arrastre Flat, San Bernardino Mts. 2285 Comment
  RSA596848  Narcissus papyraceus Steve Boyd, Timothy S. Ross, Lauren Raz, Dylan Hannon 1997-2-11 9127 Los Angeles Liebre Mountains region, along Old Ridge Route north of Templin Highway and west of the confluence of Castaic Creek and Fish Creek. 957 Comment
  RSA522293  Narcissus tazetta Steve Boyd 1990-2-3 3826 Los Angeles San Gabriel Mountains, base of range at Padua Hills, just W of mouth of San Antonio Canyon Comment
  RSA595509  Narcissus tazetta L. C. Wheeler 1969-2-16 s.n. Los Angeles San Gabriel Mountains. Sunset Ridge, by Millard Canyon. 609 Comment
  RSA702538  Nassella cernua Scott D. White 2004-5-5 10285 Los Angeles Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  RSA713829  Nassella cernua A. C. Sanders 2003-7-15 27100 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, Magic Mountain area, 0.9 mi. south of Castaic Junction, west of 'water tanks'. 335 Comment
  RSA764500  Nassella cernua Orlando Mistretta, Christine Mistretta 2008-5-2 2615 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 42 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1021 Comment
  UCD87408  Nassella cernua W. Biehler 1951-4-27 s.n. Los Angeles Elizabeth Lake area. Comment
  RSA670954  Nassella lepida Joseph M. Keefe 2001-1-19 30987 Los Angeles Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, California 91040. 385 Comment
  RSA527710  Nassella pulchra Timothy S. Ross, Annette Ross 1991-3-7 4149 Los Angeles Elephant Hill, western Pomona. 300 Comment
  RSA589325  Nassella pulchra Timothy S. Ross, Gery Allan, Mark Elvin, Jennifer Stone 1995-5-19 8587 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, ca. 1070 ft NNE of the 1135-ft trangulation point., Near 32 51'03N 118 23'34W 256 Comment
  SEINET4056823  Nassella pulchra R. Moran 1941-1 570 Los Angeles West end of ravine, Middle Ranch, San Clemente Island. 500 Comment
  RSA0048217  Nasturtium officinale T. Fahsholtz 1965-5-16 s.n. Los Angeles 4 miles from Highway 99, off Lake Hughes Rd. 609 Comment
  POM308206  Navarretia hamata subsp. hamata Henry J. Ramsey 1940-6-1 2996 Los Angeles West of Etiwanda. Comment
  RSA628701  Navarretia hamata subsp. leptantha L. C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island. 0.3 mile south southeast Isthmus Bench Mark. 122 Comment
  SBBG122010  Navarretia setiloba A. Parikh, N. Gale 2003-6-5 753 Los Angeles S end of Cruzan Mesa, 2 km W of Sierra Hwy, 1.7 km SW of Vazquez Cyn Rd 650 Comment
  SEINET10464912  Nemacladus glanduliferus var. orientalis Jones Jones s.n. Los Angeles Los Angeles Comment
  CHSC99628  Nemacladus sigmoideus LeRoy Gross 2005-6-23 2385 Los Angeles Transverse Ranges; San Gabriel Mountains region: Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. Along road. 1401 Comment
  UCR223817  Nemacladus sigmoideus R. G. Swinney 2009-6-17 11169 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
  UC1922890  Nemophila menziesii var. integrifolia Valerie Soza, Leland Lubinsky 2001-5-16 1226 Los Angeles Transverse Ranges; Verdugo Mountains region; Northern San Rafael Hills: Liz's Loop (Edison Road) to Cherry Canyon Fire Road. 457 Comment
  UC373304  Nemophila menziesii var. integrifolia Marcus E. Jones, A. M. May, 1882 Los Angeles Pasadena Comment
  RSA0053881  Nemophila spatulata R. G. Swinney 2010-5-11 12635 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
  OBI20486  Nerium oleander Ron Pecoff 1961-5-28 s.n. Los Angeles Pecoff nursery, Playa Del Rey 26 Comment
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Jul 10 2014
  SBBG70563  Nicotiana attenuata R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  RSA762648  Nicotiana glauca R. G. Swinney 2008-11-30 9891 Los Angeles Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy. 165 Comment
  RSA0055015  Nicotiana glauca Jim Shevock 1970-3-16 37 Los Angeles Foothills of San Gabriel Mountains. 426 Comment
  CAS-BOT-BC7273  Notholaena californica Louis Cutter Wheeler 1932-6-26 878 Los Angeles San Gabriel Canyon, San Gabriel Mts. 304 Comment
  RSA746637  Oenothera californica R. G. Swinney 2008-6-4 8942 Los Angeles Devils Punchbowl Co. Park, 0.5 mi. north of park headquarters in headwaters of Sandrocks Canyon 1402 Comment
  UC457241  Oenothera californica subsp. californica Carl Epling, Nesta Dunn, and Alice Goen 1931-5-16 Los Angeles Big Pines Camp San Gabriel Mts. Comment
  SBBG127075  Oenothera elata subsp. hirsutissima A. Parikh, N. Gale 2011-6-16 3474 Los Angeles Aliso Cyn, 1.5 km W of Angeles Forest Hwy, 0.1 km S of Aliso Cyn Rd; San Gabriel Mtns 1095 Comment
  RSA781936  Olea europaea A. C. Sanders, Dan S. Cooper 2010-8-5 38547 Los Angeles Madrona Marsh Preserve, Torrance 24 Comment
  UC1215239  Oligomeris linifolia Peter H. Raven 1962-5-8 17601 Los Angeles near s end of Seal Cove San Clemente Island; , s end of Seal Cove 15 Comment
  HSC101601  Oncosiphon piluliferum Steve Boyd 2006-5-11 11659 Los Angeles Transverse Ranges; San Gabriel Mountains region: Alluvial fan below San Antonio Canyon at southern base of the range, just west of Los Angeles/San Bernardino County line, along north margin of the west-bound 210 Freeway at Monte Vista/Baseline Ave off-ramp 488 Comment
  RSA779451  Opuntia basilaris var. brachyclada R. G. Swinney 2009-6-17 11223 Los Angeles Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  POM321005  Opuntia ficus-indica Lyman Benson, L. Scheinvar 1975-2-16 LS- 1652 Los Angeles La Verne. Comment
  SD236254  Opuntia littoralis V. Soza, LeRoy Gross 2001-5-22 1241 Los Angeles Transvere Ranges, San Gabriel Mountains region: Morgan Fire 2000 area, between Morgan and Wildwood Canyons, just above Ferguson Motorway (Less than 100 feet above) (Glendora). 487 Comment
  POM317682  Opuntia phaeacantha W. Hubert Earle 1968-1 s.n. Los Angeles Lancaster; Meadow Wash Canyon. Mojave Desert. 762 Comment
  RSA598394  Opuntia prolifera J. P. Rebman, Jonathan Dunn 1996-4-29 3118 Los Angeles San Clemente Island. Eel Cove, coastal flats near Eel Point on west side of island. 10 Comment
  RSA459610  Opuntia vaseyi F. R. Fosberg 1932-7-15 8613 Los Angeles Laurel Canyon, Santa Monica Mountains. Comment
  RSA0081023  Orobanche bulbosa Anonymous 1901-05 s.n. Los Angeles Sierra Santa Monica. Comment
  UCR238100  Orobanche fasciculata Mark A. Elvin, Cathleen Weigand 2003-5-22 2902 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  RSA655739  Orobanche fasciculata James Henrickson 2000-4-15 20697 Los Angeles Ca. 2 mi SE of Newhall in upper Whitney Canyon SE of junction of San Fernando Road and State Highway 14; in upper Angeles National Forest along Whitney Canyon Road S of Whitney Canyon, about 1/4 mile into National Forest. 640 Comment
  RSA650279  Orthocarpus purpurascens David B. Dunn, H. Lint, P. Tolstoy 1948-4-23 s.n. Los Angeles 2 blocks west and one block north of Cypress Ave. and Irwindale Ave. NW of Covina. Comment
  CAS-BOT-BC355763  Osmadenia tenella Louis C. Wheeler 1932-6-4 799 Los Angeles Liveoak [Live Oak] Canyon N La Verne 487 Comment
  RSA0025161  Osmorhiza berteroi Jane Tirrell 2012-6-19 LS 0073 Los Angeles Lily Spring; downslope from Pacific Crest Trail, approximately 0.5 mile northwest of Mt. Hawkins. 2481 Comment
  JEPS2994  Osmorhiza brachypoda Frank W. Peirson 1919-5-21 451 Los Angeles Arroyo Seco San Gabriel Mountains 609 Comment
  RSA458986  Osmorhiza brachypoda Ella M. Kennedy 1923-3-12 s.n. Los Angeles Arroyo Seco Comment
  UCR260010  Oxalis pes-caprae R. G. Swinney 2010-3-24 12095 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA775131  Oxytheca caryophylloides Orlando Mistretta, Christine Mistretta 2010-6-7 5270 Los Angeles Mill Creek Canyon; vicinity of Iron Mountain, along Southern California Edison transmission line corridor. 1361 Comment
  UCR51030  Oxytheca luteola A. C. Sanders, E. J. Lawlor 1988-4-3 7737 Los Angeles Mojave Desert, at the northern edge of Lancaster, just NE of the intersection of Ave. 30 and Ave. E. Saline flats (probably an old lake bed) west of Rosamond Dry Lake 701 Comment
  RSA608362  Oxytheca trilobata Louis C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground. 1433 Comment
  RSA126748  Packera breweri P. H. Raven 1959-5-1 14051 Los Angeles Santa Monica Mountains. Mulholland Hwy. 1 mile W. of Las Virenes Rd. 274 Comment
  RSA167624  Paeonia californica Peter H. Raven, Robert F. Thorne 1964-5-7 19026 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA0055079  Paeonia californica Jim Shevock 1970-3-16 39 Los Angeles San Gabriel Mountains. 365 Comment
  RSA580949  Paeonia californica Catherine A. Mish 1995-2-25 6 Los Angeles Santa Monica Mtns, Malibu State Park 300 Comment
  POM244862  Parapholis incurva F. R. Fosberg 1931-4-3 S 4476 Los Angeles Pebble [Pebbly] Beach. Santa Catalina Island. 2 Comment
  RSA660769  Parietaria hespera var. hespera Laura Moore, Ron Burchet, LeRoy Gross, Debby Zygielbaum 2000-6-8 47 Los Angeles Verdugo Mountains; La Tuna Canyon Park. Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 659 Comment
  HSC101612  Passiflora caerulea Steve Boyd, Rick Riefner 2007-4-27 11742 Los Angeles Coastal Plains & Basins; Los Angeles Basin region; City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue 43 Comment
  SBBG4546  Pectocarya linearis subsp. ferocula S. A. Junak with M. L. Hoefs, L. Stratton 1998-3-21 SCa 489 Los Angeles W side of Cape Cyn, S of Black Jack Pk 475 Comment
  SBBG108986  Pectocarya linearis subsp. ferocula S. A. Junak 1997-3-7 SCl 732 Los Angeles just E of Camera Pad Horton 3, W side of Twin Dams Cyn 411 Comment
  RSA708695  Pectocarya penicillata Valerie Soza, Miriam Sidibeh 2003-3-26 1595 Los Angeles North side of La Tuna Canyon, Haines Canyon Park vicinity, south of Dorothy and Estepa Dr. intersection. 625 Comment
  UCR118696A  Pectocarya penicillata David Charlton 1989-4-30 3032 A Los Angeles San Gabriel Mtns. (NW), Soledad Pass, Kentucky Springs, c. 5 mi. (air) south of Palmdale, approximately 1 mile north of the northern boundary of the Angeles National Forest 1037 Comment
  UCR264437  Pectocarya penicillata John F. Green 2008-3-26 308- 02 Los Angeles Western Mojave Desert, SE of Lancaster and north of Palmdale, 0.75 mi. long strip along both sides of 15th St. East, between Ave. M and Ave. M-12, east of Sierra Hwy and north of Palmdale Regional Airport 762 Comment
  UCR263069  Pectocarya setosa Mitch Provance 2008-4-14 10144 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  RSA164756  Pectocarya setosa Wesley O. Griesel 1963-5-26 795 Los Angeles Between Valyermo and Mile High Ranch Road to Big Pines, San Gabriel Mts. 1372 Comment
  RSA368825  Pectocarya setosa Robert Gustafson, Christopher Davidson 1977-4-20 429 Los Angeles Devils Punch Bowl County Park, along the trail descending to the stream below the campsite 1219 Comment
  SD82880  Pedicularis semibarbata Robert F. Thorne, M. Z. Thorne 1969-7-9 38547 Los Angeles San Gabriel Mts., Angeles National Forest: summit of Table Mt. above Big Pines Ranger Station 2133 Comment
  SBBG106900  Pelargonium X hortorum M. L. Hoefs, R. F. Thorne 1996-4-6 2656 Los Angeles Wrigley Rd, above jct of Middle Terrace Rd, Avalon 91 Comment
  SFV16595  Pellaea andromedifolia J. D. Dilley 1996-12-14 112 Los Angeles Verdugo Mountains La Tuna Canyon Park, about 1.2 miles up trail. 610 Comment
  UC812330  Pellaea andromedifolia F. R. Fosberg 1931-4-1 R 83 Los Angeles near Avalon (Hamilton Canyon); Santa Catalina Isl 60 Comment
  UCR139127  Pellaea andromedifolia L. C. Wheeler 1967-5-18 9625 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  POM244936  Pellaea mucronata var. mucronata F. R. Fosberg 1931-4-22 R 92 Los Angeles Santa Catalina Island. Ridge above Eagles Nest, Middle Ranch Canyon. 200 Comment
  POM296979  Pellaea mucronata var. mucronata Karen Hosterman 1957-4-8 976 Los Angeles Santa Catalina Island; north side of Avalon Comment
  SD255612  Pennisetum setaceum R. G. Swinney 2011-3-18 14137 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, SE of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5'Q) 366 Comment
  RSA0025163  Penstemon caesius Jane Tirrell 2012-6-19 LS 0074 Los Angeles Upslope approximately 0.3 miles south of California State Route 2 near mile marker 67.86, 0.5 miles north of Mt. Hawkins. 2522 Comment
  NY583782  Penstemon centranthifolius L. Abrams 1908-6-19 318 Los Angeles Oakgrove Canyon, Liebre Mountains 1066.8 Comment
  RSA171017  Penstemon centranthifolius Robert F. Thorne 1963-7-11 32777 Los Angeles Along road to Upper Shake Campground, ca. 3 miles W of Lake Hughes, Angeles National Forest. Comment
  RSA0035492  Penstemon centranthifolius Orlando Mistretta 1992-5-16 1 Los Angeles Vicinity of Big Pines; head of Swarthout Valley; Mountain High Ski area Comment
  RSA650600  Penstemon centranthifolius C. R. Parks 1965-5-9 s.n. Los Angeles Along trail to Strawberry Peak, about 3 miles from Red Box Ranger Station, northwest of junction, Angeles Cres Hgwy and Mt. Wilson road, San Gabriel Mountains. 1677 Comment
  CAS-BOT-BC523914  Penstemon heterophyllus var. australis Mitch Provance 2009-6-24 0609 -2 Los Angeles Western Transverse Range: about 5 mi SE of Pyramid Lake, c. 0.5 mi SE of Whitaker Summit on Golden State HIghway, adjacent to I-5 820 Comment
  SBBG126987  Penstemon heterophyllus var. australis A. Parikh, N. Gale 2011-7-12 3553 Los Angeles West Fork San Gabriel River, 2.4 km W of St Hwy 39; San Gabriel Mtns 520 Comment
  JEPS11279  Penstemon incertus S. B. Parish 1914-5-28 9270 Los Angeles Mojave , Mojave (Mojave Desert) Comment
  UCR209999  Penstemon labrosus R. G. Swinney 2008-7-15 9217 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  JEPS81722  Penstemon labrosus Rimo Bacigalupi with Reino Alava 1958-7-20 6440 Los Angeles near Grassy Hollow (close to summit of Blue Ridge, near Grassy Hollow); San Gabriel Mts., Angeles National Forest 2225 Comment
  NY604256  Penstemon labrosus T. S. Ross 1994-6-21 7985 Los Angeles Vicinity of Pacifico Mountain: descending northerly ridge with Tie Canyon on the west, an upper tributary of Santiago Canyon on the east; ca. 2325 m northwest of Pac. Mountain's 7124-foot summit. 1914.1 Comment
  PASA1021  Penstemon palmeri var. grinnellii Margaret Stason 1931-6-13 Los Angeles Near Chilao Ranger Station, Sierra Madre Mts. Comment
  UC1211027  Penstemon spectabilis Huron H. Smith 1912-5-1 4893 Los Angeles Eagle Rock Valley 152 Comment
  UCSB42850  Penstemon spectabilis Green, Lisa 1980-5-30 Los Angeles N. side of the Simi Valley Freeway near Iverson Rd. 426 Comment
  LA51900  Penstemon spectabilis var. subviscosus N. M. Gauss; 1961-5-14 25 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Dr, 0.4 mi E of Topanga Canyon Blvd. 335 Comment
  SFV14640  Pentagramma triangularis S. Jonsson 1989-4-19 s. n. Los Angeles Santa Susana Mountains In Bee Canyon of O'Melveny Park. On creek trail just past developed area. 425 Comment
  LA227  Pentagramma triangularis subsp. triangularis I. L. Nelson; 1950-5-1 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  SBBG20541  Pentagramma triangularis subsp. triangularis E. R. Blakley 1963-12-7 6342 Los Angeles shallow cyn, 200 ft N of lighthouse, N of Pyramid head 53 Comment
  RSA0060253  Pentagramma viscosa C. B. Wolf 1932-5-10 3515 Los Angeles Santa Catalina Island: Avalon Canyon, above the last almond orchard. 121 Comment
  RSA0066058  Pentagramma viscosa D. Propst, M. Hoefs 1973-2-5 1 Los Angeles Santa Catalina Island: Southeast of Wrigley Memorial in Upper Avalon Canyon. 244 Comment
  CAS-BOT-BC217832  Perideridia pringlei John Thomas Howell 1930-5-12 4887 Los Angeles 3 miles south of Palmdale, Mojave Desert Comment
  CATA572  Peritoma arborea Mark L. Hoefs 1991-4-16 1005 Los Angeles Santa Catalina Island: Hillside south-west of Little Harbor 9 Comment
  SBBG118152  Peritoma arborea F. R. Fosberg 1931-3-26 4398 Los Angeles Hamilton Cyn (cf. var. insularis) 5 Comment
  CATA280  Perityle emoryi Mark L. Hoefs 1973-5-21 293 Los Angeles Santa Catalina Island: By road on point past Pebbly Beach Canyon, by old dump 30 Comment
  UC455519  Perityle emoryi I. J. Condit 1908-6-27 Los Angeles Catalina Island Comment
  CAS-BOT-BC6696  Phacelia austromontana Frank Warrington Peirson 1928-6-2 7940 Los Angeles San Gabriel Mts., S. Fork Rock Cr. 1828 Comment
  RSA599840  Phacelia brachyloba Steve Boyd, Lauren Raz 1997-5-6 9757 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  UCR270494  Phacelia brachyloba R. G. Swinney 2011-7-7 15420 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  RSA427626  Phacelia cicutaria var. hispida F. R. Fosberg 1931-4-13 4597 Los Angeles Pebble [Pebbly] Beach, Santa Catalina Island. Comment
  RSA598379  Phacelia cicutaria var. hispida Louis C. Wheeler 1967-5-24 9762 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 701 Comment
  UC1302892  Phacelia cicutaria var. hispida Peter H. Raven and Robert F. Thorne 1964-5-7 19010 Los Angeles near Seminole Hot Springs; Santa Monica Mountains, Saddle Rock Ranch Comment
  UCR273547  Phacelia cicutaria var. hispida R. G. Swinney 2011-6-22 15238 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  RSA74187  Phacelia cicutaria var. hispida F. W. Peirson 1921-6-19 161 Los Angeles North Fork of San Gabriel River. 1006 Comment
  RSA60282  Phacelia ciliata E. K. Balls, L. W. Lenz 1950-3-28 14473 Los Angeles 3 mi. E of junction of hwy 138 and road to Sandberg, Antelope Valley. 915 Comment
  RSA704349  Phacelia curvipes Gary D. Wallace 1982-4-17 1918 Los Angeles Bob's Gap. Comment
  POM175378  Phacelia davidsonii Helen E. Sweet, West, E. Crow 1930-7-12 s.n. Los Angeles Near Pine Flats, North Fork, San Gabriel Canyon. Comment
  RSA628712  Phacelia davidsonii R. S. Woglum 1942-5-20 3328 Los Angeles Transverse Ranges: Angeles Crest Highway; San Gabriel Mountains; Angeles National Forest. Comment
  UCR223057  Phacelia davidsonii R. G. Swinney 2009-6-2 11021 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
  UCR47883  Phacelia davidsonii Kathy Harper 1986-5-16 s.n. Los Angeles San Gabriel Mtns., Hwy 2, west of Big Pines in vicinity of Dawson Saddle, at mile marker 56.54 2409 Comment
  UC1426003  Phacelia distans Robert F. Thorne and C. W. Tilforth 1973-4-20 42990 Los Angeles 1 mi n Bob's Gap (3.2 mi s of Llano, n slope of ridge); San Gabriel Mts., Mojave Desert slope, Holcomb Ridge 1143 Comment
  UCR177535  Phacelia distans LeRoy Gross 2005-4-28 2155 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  RSA533936  Phacelia floribunda Tim S. Ross, Mistretta, Hammitt 1991-5-18 5225 Los Angeles San Clemente Island, southeast end of island; easternmost branch of Snake cactus canyon (drainage beginning 2350 ft due W of Guds) 130 Comment
  SBBG132116  Phacelia floribunda S. A. Junak 1996-4-14 SCI 335 Los Angeles NW side of North Head 18 Comment
  JEPS21170  Phacelia fremontii A. D. Gifford 1935-3-27 516 Los Angeles 2 3/4 mi nne Sawmill Peak; Tejon Quadrangle 1219 Comment
  SD181480  Phacelia fremontii LeRoy Gross 2005-4-28 2139 Los Angeles Transverse Ranges,San Gabriel Mtns region,ridgeline to Mt. Emma & cyn S of ridge, W from Mt. Emma (NW-trending ridge, lower part of ridgeline turns SW), E of Mt. Emma Rd. Then dropped off ridge into cyn bottom back to origin; Pacifico Mtn 7.5' quad. 1235 Comment
  UC672353  Phacelia fremontii Margaret Stason 1927-5-14 Los Angeles Pinon Ridge San Gabriel Mts. Comment
  RSA317212  Phacelia fremontii Michael C. Long 1974-4-21 s.n. Los Angeles Devil s Punchbowl Co. Park, SW of Headquarters. 1463 Comment
  UC1046927  Phacelia imbricata L. R. Heckard 1953-6-14 499 Los Angeles 2.5 mi down road to Little Rock from junction of Pacifico Mt. road; San Gabriel Mountains, Angeles National Forest 1584 Comment
  UCR190424  Phacelia imbricata R. G. Swinney 2001-6-16 7986 Los Angeles San Gabriel Mtns., Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper Hills Rd. 2006 Comment
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Mar 12 2017
  VVC3073  Phacelia imbricata subsp. patula Tim Thomas, P. J. MacKay 2015-5-10 6616 Los Angeles San Gabriel Mtns, Jackson Lake 1896 Comment
  RSA75935  Phacelia longipes F. W. Peirson 1927-5-21 7229 Los Angeles Rock Creek, north base of San Gabriel Mountains. 1524 Comment
  RSA428076  Phacelia minor L. E. Hoffman 1926-3-18 s.n. Los Angeles Arroyo Seco Comment
  RSA74501  Phacelia minor F. W. Peirson 1923-5-4 3488 Los Angeles Foot of canyon, Arroyo Seco near Pasadena 381 Comment
  UCR271324  Phacelia ramosissima R. G. Swinney 2011-5-12 14681 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  SEINET3158327  Phacelia suffrutescens L. Abrams 1902-6-9 2497 Los Angeles Playa del Rey Comment
  RSA589339  Phacelia tanacetifolia Orlando Mistretta 1995-3-24 1558 Los Angeles San Gabriel Mountains: Carr Canyon. 1067 Comment
  UCD120717  Phacelia tanacetifolia Tom Gordon 1974-4-27 204 Los Angeles Antelope Valley. 165 St. E T 8 Ave. Comment
  RSA428238  Phacelia viscida var. albiflora Anstruther Davidson 1890-3-14 s.n. Los Angeles Los Angeles. Comment
  RSA251545  Phalaris caroliniana R. F. Thorne 1973-4-12 42956 Los Angeles San Clemente Island, south of Pyramid Cove near Silver Mine, bottom of old bomb crater. 30 Comment
  CAS-BOT-BC250591  Phalaris minor I. Johnston 1917-4-11 s.n. Los Angeles Nigger Slough Comment
  POM147539  Phalaris minor Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  RSA356033  Phalaris minor R. F. Thorne 1975-9-4 47392 Los Angeles Santa Catalina Island: Fisherman's Cove; campus of USC Marine Science Center. Comment
  CATA107  Pholistoma auritum Mark L. Hoefs, A. Douglas Propst 1973-3-14 80 Los Angeles Santa Catalina Island: Cape Canyon 289 Comment
  UC284096  Pholistoma auritum S. B. Parish 1919-4-19 19262 Los Angeles Lone Hill near San Dimas; Lone Hill Comment
  RSA459254  Pholistoma auritum N. C. Cooper 1945-5-1 2239 Los Angeles Tapia Park region 762 Comment
  RSA533437  Pholistoma auritum Tim S. Ross 1991-4-21 4512 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon drainage just SW of Old Water Tank. 220 Comment
  RSA0119001  Pholistoma membranaceum A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33527 Los Angeles Western Transverse Range; Liebre Mtns. Region: south of hwy 138 just east of mouth of Horse Camp Canyon, c. 1 mile ENE of La Liebre Ranch. 945 Comment
  UC880957  Pholistoma racemosum F. R. Fosberg 1931-3-23 S 4333 Los Angeles s. wall of Hamilton Canyon Santa Catalina Isl., Hamilton Canyon 75 Comment
  UCD120971  Pholistoma racemosum Reid Moran 1941-2-17 574 Los Angeles Los Angeles Co.; San Clemente Island, Middle Ranch, east side of ravine. 500 Comment
  UC605037  Pholistoma racemosum C. F. Millspaugh 1920-2-7 4687 Los Angeles Pebble Beach Canyon Santa Catalina Isl., Pebble Beach Canyon Comment
  SBBG61539  Phoradendron leucarpum subsp. tomentosum R. Hoffmann 1927-8-31 Los Angeles Oak's Garage, Mint Cyn Comment
  CAS-BOT-BC141150  Phoradendron serotinum subsp. macrophyllum Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena Comment
  POM180305  Phoradendron villosum Louis C. Wheeler 1932-4-10 610 Los Angeles San Gabriel Mountains: Gleason Canyon at Aliso Canyon Road. 915 Comment
  RSA604713  Phoradendron villosum Louis C. Wheeler 1962-3-3 7975 Los Angeles San Gabriel Mountains: Kentucky Springs Canyon 1204 Comment
  RSA0072467  Photinia arbutifolia var. macrocarpa Carl B. Wolf 1936-1-3 7692 Los Angeles Santa Catalina Island. Avalon, slopes at east side of valley. 61 Comment
  CAS-BOT-BC452035  Phyllospadix torreyi James R. Shevock 1973-9-29 3195 Los Angeles Near Bluff Cove, Palos Verdes Estates Comment
  RSA683961  Phyllospadix torreyi Arline Young 1968-1-27 s.n. Los Angeles Cabrillo Beach, San Pedro, Zone 4 Comment
  RSA683982  Phyllospadix torreyi E. Yale Dawson 1948-8-29 5395 Los Angeles Rocky Point, Malaga Cove. Comment
  RSA472036  Picris echioides G. J. Hollenberg 1928-7-24 s.n. Los Angeles Near Del Rey Palisades to Sand dunes Comment
  CAS-BOT-BC78445  Pinus contorta subsp. murrayana Le Roy Abrams; E. A. McGregor 1908-7-3 624 Los Angeles North Baldy Mountain, San Gabriel Mountains 1676 Comment
  RSA700384  Pinus coulteri Tim Thibault 2003-9-28 58 Los Angeles east of N3, across from Clear Creek Education Center Comment
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Mar 29 2014
  UCSB18712  Pinus lambertiana Haller, John 1964-11-27 Los Angeles Summit of ridge about 200 yards northwest of bottom Kratka Ridge Ski Tow, Angeles Crest Highway (Calif. 2), 4.1 miles west of Crystal Lake Road, San Gabriel Mountains 2057 Comment
  RSA169005  Pinus ponderosa Mark Parratt 1964-4-8 631 Los Angeles Barley Flats area; 5 miles NE of Red Box Gap and off of Angeles Crest Highway 1677 Comment
  RSA0105688  Piperia elongata Sarah Ratay, T. Dvorak 2010-7-1 125 Los Angeles Santa Catalina Island. Blackjack/Cape Road. 422 Comment
  RSA628628  Piptatherum miliaceum L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Foster Ranch, Sycamore Canyon. South slope Johnstone Peak 731 Comment
  UC1584227  Piptatherum miliaceum Tim Ross and Steve Boyd 1990-6-6 2814 Los Angeles Green Valley Pasture in San Francisquito Canyon; Angeles National Forest, Lake Hughes USGS 7.5' Quad., Saugus 926 Comment
  UC1595244  Piptatherum miliaceum Tim Ross and Peter Fritsch 1990-6-20 3595 Los Angeles mouth Burro Canyon (near the confluence of the e and w forks of the San Gabriel River); San Gabriel Mountains 445 Comment
  RSA0128987  Plagiobothrys arizonicus LeRoy Gross 2005-4-28 2182 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.)., East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  LA40191  Plagiobothrys canescens A. M. Johnson; 1932-4-4 3923 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  POM50665  Plagiobothrys nothofulvus L. R. Abrams 1901-4-4 1327 Los Angeles Chatsworth Park. Comment
  POM73145  Plagiobothrys nothofulvus Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  RSA719060  Plagiobothrys nothofulvus R. G. Swinney 1998-4-13 5948 Los Angeles Marshall and Live Oak Canyon drainages, La Verne 549 Comment
  SD237381  Plagiobothrys tenellus R. G. Swinney 2009-6-2 11020 Los Angeles Transverse Range; San Gabriel Mountains: Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy (Chilao Flat 7.5'Q) 1720 Comment
  POM128997  Plantago coronopus R. L. Pendleton 1909-7-6 1431 Los Angeles Catalina Cove, Santa Catalina Island. Comment
  UC91318  Plantago coronopus F. M. Reed 1909-7-6 2852 Los Angeles Santa Catalina Island 7 Comment
  SD69492  Plantago erecta Robert F. Thorne 1966-4-6 35906 Los Angeles Santa Catalina Island: margin of small reservoir N. of Catalina Airport. Comment
  CHSC95428  Plantago lanceolata LeRoy Gross 2001-5-28 415 Los Angeles Los Angeles Basin region: Verdugo Mountains, northeast side; Start from dead end street Mesa Lila Road, in city of Verdugo City. Along dirt road heading of a water tank east end of ridge running between Henderson and Engleheard Canyons, on northwest facing side of ridge. 488 Comment
  UCR95322  Plantago lanceolata L. C. Wheeler 1967-4-8 9177 Los Angeles San Gabriel Mtns., San Gabriel Canyon, El Encanto 259 Comment
  SBBG68776  Plantago ovata var. fastigiata M. N. Ackley -Mar-1927 789 Los Angeles Baldwin Hills 106 Comment
  RSA68980  Plantago ovata var. insularis F. W. Peirson 1923-4-11 3427 Los Angeles Eagle Ranch, San Clemente Island. Comment
  CATA1401  Pluchea odorata Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-11-9 2543 Los Angeles Santa Catalina Island: Lower road to Salta Verde Beach 15 Comment
  RSA484173  Poa annua Geo. L. Moxley 1919-4-5 687 Los Angeles Exposition Park Comment
  RSA729843  Poa pratensis R. G. Swinney 1999-6-18 7333 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
  RSA17209  Poa secunda P. H. Raven 1962-4-10 17209 Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  RSA549600  Poa secunda Timothy S. Ross 1992-4-4 6064 Los Angeles Three Sisters: SW Mojave Desert, 1 mile SE of Black Butte, middle butte of the three. 970 Comment
  RSA649658  Poa secunda Michael Horn 1991-5-7 33 Los Angeles Take dirt road 4N06 2.5 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site 1463 Comment
  HSC12179  Poa secunda subsp. secunda F. R. Fosberg 1931-3-24 4343 Los Angeles Hamilton's Canyon, Santa Catalina Island. 0 Comment
  OBI25691  Poa secunda subsp. secunda David J. Keil, Dirk Walters 1977-4-30 12294 Los Angeles On S side of Calif Rte 138 in vicinity of jctn with Los Angeles co Rd N-2 across hwy from Quail Reservoir Comment
  UCD91683  Poa secunda subsp. secunda P. B. Kennedy 1928-3-28 s.n. Los Angeles Santa Catalina Island. Canyon by golf-links. Comment
  RSA638931  Polygonum arenastrum Louis C. Wheeler 1966-10-1 8945 Los Angeles Colby Ranch. Comment
  CDA2835  Polygonum arenastrum Phillipson 1915-7-2 9 .4.A Los Angeles Monrovia. Comment
  CATA1968  Polygonum argyrocoleon F. R. Fosberg 1931-4-3 4461 Los Angeles Santa Catalina Island: Pebble Beach 5 Comment
  SD39923  Polygonum argyrocoleon Edith A. Purer 1933-10-7 5598 Los Angeles Stabilized sand dunes, El Segundo Comment
  RSA464417  Polygonum aviculare subsp. aviculare T. A. Burch, B. E. Burch 1943-07 s.n. Los Angeles Redondo Beach. Palos Verdes Hills. Comment
  RSA594345  Polygonum lapathifolium Steve Boyd, Lauren Raz 1996-10-14 9030 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
  RSA608356  Polygonum lapathifolium Louis C. Wheeler 1966-10-25 9082 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  RSA653384  Polygonum lapathifolium LeRoy Gross 2000-8-25 261 Los Angeles Big Tujunga Wash/ Verdugo Mountains: Orcas Park, entered from Foothill Blvd onto Orcas Ave. Hiked west from park, heading toward Hansen Dam. 325 Comment
  PASA1869  Polypodium californicum Sally Ellis 1940-4-16 Los Angeles Claremont, Evies Canyon Comment
  RSA592515  Polypodium californicum Mark Hoefs 1973-3-13 71 Los Angeles Santa Catalina Island: upper Avalon Canyon, west of Memorial. 259 Comment
  UC284223  Polypodium californicum P. A. Munz 1923-4-9 6653 Los Angeles Wilson's Cove; San Clemente Isl. Comment
  UCSB8305  Polypodium californicum Olsen, Meryl 1954-4-19 Los Angeles Little Dalton Canyon in San Gabriel Mtns. 548 Comment
  POM120343  Polypodium californicum George B. Grant, Walter Wheeler 1904-4-21 1026 Los Angeles Santa Catalina Island Comment
  UCSB62379  Polypodium californicum Kiefer, Lawrence 1967-5-13 Los Angeles San Gabriel Mtns., N of Mt. Wilson, Shortcut Canyon, tributary of the W fork of the San Gabriel River, ca, 0.75mi up 1066 Comment
  UCSB62394  Polypodium californicum Kendall, M 1921-2-13 Los Angeles Palmer's canyon Comment
  UC572682  Polypogon interruptus Nell Murbarger March 1936 239 Los Angeles e side San Clemente Island; e side San Clemente Island Comment
  CAS-BOT-BC232408  Polypogon monspeliensis Joseph Andorfer Ewan 1932-6-28 7506 Los Angeles Los Angeles River at Hyperion Bridge Comment
  SBBG21067  Polypogon monspeliensis E. C. Twisselmann 1964-5-7 9371 Los Angeles S end of Rogers Lake, Edwards Air Force Base Comment
  SBBG59504  Polypogon monspeliensis M. N. Ackley -Jun-1927 12 Los Angeles Sycamore Park 228 Comment
  UCR252758  Polypogon monspeliensis R. G. Swinney 2010-9-1 13650 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  RSA0011353  Polypogon viridis Orlando Mistretta, Youssef Atallah 2011-8-16 6058 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
  SBBG13515  Polypogon viridis P. H. Raven 1962-5-22 17844 Los Angeles Middle Ranch 213 Comment
  RSA90270  Polypogon viridis F. W. Peirson 1920-9-17 4328 Los Angeles San Antonio Canyon, San Gabriel Mountains. 1341 Comment
  UCR101739  Potamogeton foliosus L. C. Wheeler 1945-8-15 6089 Los Angeles El Monte: Lake Shangri-La 88 Comment
  UC1348952  Potamogeton illinoensis Robert F. Thorne and M. Z. Thorne 1966-8-29 36578 Los Angeles upper end of canyon of North Fork of San Gabriel River (Crystal Lake Recreation Area, Crystal Lake); San Gabriel Mountains, Angeles National Forest 1676 Comment
  CAS-BOT-BC141843  Potentilla anserina LeRoy Abrams 1899-3-1 255 Los Angeles Mesmer Comment
  RSA165685  Potentilla gracilis var. fastigiata Wesley O. Griesel 1963-7-11 832 Los Angeles Big Pines, San Gabriel Mountains. 2073 Comment
  LA91433  Prunus ilicifolia subsp. ilicifolia Bruce Douglas Clayton; Greg Shaw 1972-3-30 33 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, halfway out Drawbridge firebreak, 15 ft down E side of ridge. 609 Comment
  RSA454157  Prunus lyonii M. B. Dunkle 1939-4-3 7243 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  RSA0034452  Prunus persica Louis C. Wheeler 1966-10-25 9090 Los Angeles San Gabriel Mountains: El Encanto, San Gabriel Canyon. Comment
  CAS-BOT-BC356552  Pseudognaphalium biolettii Joseph Andorfer Ewan 1932-3-5 7028 Los Angeles Mandeville Canyon, Santa Monica Mts 335 Comment
  CATA1493  Pseudognaphalium biolettii Mark L. Hoefs, Steven A. Junak 1996-5-1 2700 Los Angeles Santa Catalina Island: Road to Lone Tree, past Upper Road to Avalon Canyon 463 Comment
  LA47057  Pseudognaphalium biolettii Henry J. Thompson; 1959-3-27 1878 Los Angeles Santa Monica Mountains, 2 mi. from Pacific Coast Highway on Rambla Pacifica Road 304 Comment
  UC74000  Pseudognaphalium biolettii Dr. J. Q. Adams 1905-9-1 Los Angeles near Soldier's Home Comment
  CATA889  Pseudognaphalium biolettii Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-31 1703 Los Angeles Santa Catalina Island: Side canyon of Middle Canyon, across the road from large oak tree 237 Comment
  SDSU3731  Pseudognaphalium californicum H. Wedberg 1966-4-3 1201 Los Angeles Above Hill Drive. x Neal, in Eagle Rock. 457 Comment
  CAS-BOT-BC357042  Pseudognaphalium luteoalbum Tim Ross; Orlando Mistretta 1993-5-26 7311 Los Angeles W end of the San Gabriel Mtns: Santa Clara Road (U.S.F.S.) between Wilson Canyon Saddle and May Canyon Saddle. Seepy northerly draw at roadside, head of a tributary of Los Pinetos Canyon 1048 Comment
  UC1191106  Pseudotsuga macrocarpa Herbert L. Mason 1927-6-11 3738 Los Angeles Mt. Wilson, San Gabriel Mts, Mt. Wilson 1524 Comment
  UCR11619  Psoralea physodes O. A. Plunkett 1932-5-18 3703 Los Angeles Western Transverse Range; Santa Monica Mtns., Stone Canyon Comment
  SEINET951708  Pteridaceae J. Ewau 1930-1 3040 Los Angeles Fern Canyon off San Dimas Canyon 1066 Comment
  LA94227  Pteridium aquilinum var. pubescens Lawrence L. Kiefer; 1966-3-12 1711 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, ca 0.25 mi from mouth. 91 Comment
  RSA127968  Pteridium aquilinum var. pubescens P. H. Raven 1959-10-25 14689 Los Angeles Santa Monica Mountains: Arroyo Sequit 1.6 miles north of Coast Highway 137 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
  JEPS59085  Pterospora andromedea Frank W. Peirson 1920-9-13 2272 Los Angeles San Antonio Canyon San Gabriel Mountains 2286 Comment
  RSA392918  Pterostegia drymarioides Freda Detmers 1931-3-19 s.n. Los Angeles El Segundo. Comment
  RSA762132  Pterostegia drymarioides Orlando Mistretta, Christine Mistretta 2008-5-15 3074 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 75 per TRTP Survey 2008), W fork of the San Gabriel River, Shortcut Cyn. 1213 Comment
  UCR116939  Punica granatum A. C. Sanders, D. Malueg 2001-5-17 24346 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
  RSA772424  Purshia glandulosa R. G. Swinney 2009-4-29 10615 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  UCR149899  Purshia glandulosa R. G. Swinney 1999-6-18 7318 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  RSA451425  Purshia tridentata var. glandulosa M. H. thompson 1959-4-26 s.n. Los Angeles Near Valyermo, Big Rock Creek Comment
  UCR205702  Pyracantha koidzumii A. C. Sanders, T. B. Salvato 2009-5-19 36841 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines adjacent to Kaiser Hospital north of corner of Paramount Blvd. and N Montebello Blvd. 117 Comment
  RSA0080547  Pyrola dentata Orlando Mistretta, Joe Mistretta 1992-9-22 827 Los Angeles San Gabriel Mountains: Cooper Canyon. 1902 Comment
  JEPS99381  Quercus D. H. Wilken 15218 Los Angeles San Clemente Island. E side of Horse Cyn, 2.5 km sse of Boulder, 4.5 km ne of Lost Pt. 470 Comment
  POM18609  Quercus X grandidentata E. S. Spalding 1921-4-9 xix 1 a Los Angeles Ganesha Hills, Pomona. Comment
  LA32180  Quercus agrifolia Bruce Douglas Clayton; Bruce Douglas Clayton 1959-3-27 1893 Los Angeles 731 Comment
  RSA476839  Quercus agrifolia F. R. Fosberg 1932-1-3 7423 Los Angeles Upper Malibu Creek Santa Ana Mts. [actually Santa Monica Mtns] Comment
  RSA669162  Quercus agrifolia LeRoy Gross, Naomi S. Fraga 2002-4-4 518 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. 468 Comment
  SFV6232  Quercus agrifolia R. M. Muran 1974-2-2 6 Los Angeles Santa Monica Mountains About 2 miles south of Mulholland Drive in Mandeville Canyon. 427 Comment
  POM2116  Quercus berberidifolia Minnie Reed 1896-4-2 3752 Los Angeles Pomona. Comment
  RSA668666  Quercus berberidifolia Steve Boyd, LeRoy Gross 2002-5-7 10435 Los Angeles Del Sur Ridge, upper Haskel Canyon drainage, west of Bouquet Canyon, southward from the Coarse Gold Road (5N24). 610 Comment
  CAS-BOT-BC62365  Quercus chrysolepis Marcus E. Jones 1882-2-27 3035 Los Angeles Pasadena Comment
  POM378356  Quercus chrysolepis Lyman Benson 1947-10-9 12833 Los Angeles 5 miles northeast [NW?] of Big Pine on Valyermo Road. San Gabriel Mt. Mojave Desert. 1677 Comment
  UC1135366  Quercus chrysolepis G. T. Nordstrom 1935-3-24 412 Los Angeles 1.5 mi se Mouth of Beartrap Canyon; Santa Barbara National Forest, Tejon Quad 701 Comment
  UC1135391  Quercus chrysolepis G. E. Sindel 1935-1-7 116 Los Angeles 4 mi se Quail Lake; Angeles National Forest, Tejon Quad. 975 Comment
  CAS-BOT-BC86223  Quercus dumosa Geo. B. Grant 1904-4-1 6137 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC86383  Quercus dumosa Marcus E. Jones 1882-2-27 3034 Los Angeles Pasadena Comment
  UCSB34868  Quercus durata var. durata Gill, Robert 1959-3-12 Los Angeles Canyon Drive in Oak Park, Monrovia, in San Gabriel Mts. 304 Comment
  RSA477125  Quercus durata var. gabrielensis I. M. Johnston 1925-4-11 s.n. Los Angeles Mount Lowe Comment
  RSA702173  Quercus durata var. gabrielensis Michael Honer 2004-6-22 2021 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and 'Hog Back.' 854 Comment
  UCD45998  Quercus durata var. gabrielensis Gary D. Cromwell; David W. Wheat 1971-4-21 564 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains. 2 mi. NE of Glendora, Calif. Comment
  RSA476790  Quercus engelmannii George B. Grant 1904-5-5 6167 Los Angeles Pasadena. Comment
  RSA681860  Quercus john-tuckeri Scott D. White, Michael Honer 2003-6-18 9558 Los Angeles Liebre Mountains: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. 549 Comment
  JEPS38025  Quercus kelloggii Frank W. Peirson Jul 3 1921-May 26 1923 1708 Los Angeles Rock Creek San Gabriel Mountains Comment
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Mar 29 2014
  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
  POM246815  Quercus pacifica F. R. Fosberg 1931-7-16 S 5433 Los Angeles Gallagher's Canyon, near Wrigley Reservoir, Santa Catalina Island. 400 Comment
  POM49302  Quercus pacifica L. W. Nuttall 1920-5-29 s.n. Los Angeles Silver Canyon, Santa Catalina Island. Comment
  SBBG95481  Quercus pacifica M. B. Dunkle 1928-11-2 2025 Los Angeles Gallagher Cyn Comment
  CATA400  Quercus tomentella Mark L. Hoefs, A. Douglas Propst 1974-5-10 470 Los Angeles Santa Catalina Island: Upper Fern Canyon 335 Comment
  UCD47332  Quercus tomentella D. H. Wilken; D. Kershaw 1996-5-30 15217 Los Angeles San Clemente Island. E side of Twin Dams Cyn, 1.1 km nnw of Boulder, 1.8 km se of Peak. UTM: 11S, 322490 E, 3641597 N. 455 Comment
  UCR261299  Quercus tomentella P. H. Raven 1962-7-10 17980 Los Angeles Channel Islands, San Clemente Island, canyon below Lemon Tank 244 Comment
  CAS-BOT-BC104857  Quercus wislizeni Timothy S. Ross; Steve Boyd 1994-9-21 8305 Los Angeles Liebre Mountains. Liebre Mountain: upper W summit area on broad northerly ridge extending northward toward Tentrock Canyon drainage; ca 340-360 m ENE of Sandberg Triangulation Point (5345-ft) 1623 Comment
  RSA477118  Quercus wislizeni var. frutescens F. R. Fosberg 1931-8-10 S 5642 Los Angeles Crystal Lake, Pine Flats: N. Fork, San Gabriel Canyon, San Gabriel Mountains 1600 Comment
  SBBG59050  Quercus wislizeni var. frutescens R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  RSA631383  Rafinesquia californica Valerie L. Soza, LeRoy Gross 1999-5-11 467 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, between Morgan and Wildwood Canyons, above Ferguson Motorway. 670 Comment
  UCR256170  Rafinesquia californica R. G. Swinney 2010-3-22 12014 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  RSA138241  Ranunculus californicus Peter H. Raven 1959-4-4 13948 Los Angeles Just east of Zuma Beach, Point Dume. 15 Comment
  SEINET3160890  Ranunculus californicus G. B. Grant 1109 Los Angeles Lincoln Park Comment
  SBBG131515  Raphanus sativus S. A. Junak 2000-5-18 SCa 1301 Los Angeles N side of N Shore Rd, 0.6 mi E of turn-off for Howland's Landing 39 Comment
  CAS-BOT-BC427517  Reseda alba Mrs. Jos. Clemens 1922-5-13 s.n. Los Angeles Franklin Canyon, Los Angeles Comment
  RSA797379  Rhamnus californica J. Vlahos 1934-5-13 11 Los Angeles San Antonio Canyon. PR1. 1402 Comment
  UCR151727  Rhamnus californica Steve Boyd, Amber Maurice 2004-5-18 11309 Los Angeles Transverse Ranges; Liebre Mountains region, Atmore Meadows area Comment
  CAS-BOT-BC59928  Rhamnus crocea Raymond Lindholm 1961-4-8 s.n. Los Angeles San Dimas Canyon. Comment
  CAS-BOT-BC55999  Rhamnus ilicifolia A. D. E. Elmer 1902-6-1 3649 Los Angeles Saugus Comment
  LA52140  Rhamnus ilicifolia A. M. Johnson; 1934-4-20 4431 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA390840  Rhamnus ilicifolia Anstruther Davidson 1892-05 s.n. Los Angeles Burbank. Comment
  SBBG71337  Rhamnus ilicifolia R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  OBI6092  Rhamnus pirifolia Carl B. Wolf 1932-5-10 3503 Los Angeles Santa Catalina Island. Avalon Cyn, above last almond orchard 122 Comment
  SBBG39126  Rhamnus pirifolia M. Van Rensselaer 1937-7-1 Los Angeles Santa Catalina Island Comment
  UC870833  Rhamnus pirifolia Ezra C. Knopf 167 Los Angeles Santa Catalina Island Comment
  RSA699563  Rhamnus tomentella subsp. cuspidata LeRoy Gross, Paul Morton 2004-6-9 1346 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.) 1688 Comment
  UC535514  Rhus Ira W. Clokey, B. Templeton Apr. 1929 4431 Los Angeles Mandeville Canyon; Santa Monica Mountains 200 Comment
  LA62878  Rhus aromatica A. M. Johnson; 1927-11-11 2695 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River, Griffith Park 115 Comment
  UCR95487  Rhus aromatica L. C. Wheeler 1970-3-28 s.n. Los Angeles San Gabriel Mtns., Bootleggers Canyon 884 Comment
  CAS-BOT-BC170434  Rhus integrifolia Bell Richardson Jackson 1941-6-1 s.n. Los Angeles San Gabriel Wash, N.E. of Claremont Comment
  RSA126737  Rhus integrifolia P. H. Raven 1959-3-15 13854 Los Angeles Santa Monica Mountains. Just east of Zuma Beach, Point Dume. 15 Comment
  RSA533491  Rhus integrifolia T. S. Ross 1991-3-9 4183 Los Angeles Whittier Hills (Puente Hills, pro parte): head of Oak Cyn, SE side of ridgetop knoll. 369 Comment
  SBBG128446  Rhus integrifolia M. L. Hoefs 1994-7-18 1888 Los Angeles NE of upper end of rd to White's Landing 243 Comment
  CLARK-A1528-2405  Rhus laurina Robin L. Kobaly 1972-5-17 720517 Los Angeles San Gabriel Mountains 304 Comment
  CAS-BOT-BC167951  Rhus ovata Alice Eastwood 1919-5-29 8960 Los Angeles San Gabriel Canyon Comment
  RSA386375  Rhus ovata R. J. Smith 1934-5-24 s.n. Los Angeles Santa Catalina Island. Comment
  UCR186747  Rhus ovata T. B. Salvato, Sandra Murcia 2007-3-28 2003 Los Angeles San Gabriel Mountains, Santa Anita Reservoir, proposed 4-acre sediment placement site, east side of the channel and 0.4 mi south of the Elkins Avenue entrance gate 680 Comment
  UCR276754  Rhus ovata R. G. Swinney 2010-8-11 13487 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  JEPS66275  Rhus trilobata Frank W. Peirson 1919-5-10 418 Los Angeles Arraster Creek; San Gabriel Mountains, Arraster Creek 914 Comment
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Aug 21 2014
  POM2779  Rhus trilobata var. pilosissima Anonymous 1912-06 s.n. Los Angeles Claremont Comment
  RSA127438  Rhus trilobata var. quinata H. J. Thompson 1959-3-15 1863 Los Angeles Along dry creek, near junction with Sepulveda Canyon, Mission Canyon. 305 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
  CAS-BOT-BC482464  Ribes aureum R. G. Swinney 2010-4-30 12464 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, 0.67 mi E of Wilson Cyn. Debris Basin on S side of the ridge S of the southern of the two eastern forks of Wilson Cyn 616 Comment
  RSA476428  Ribes aureum var. gracillimum E. S. Spalding 1923-3-21 s.n. Los Angeles Exposition park, Los Angeles Comment
  UCR216757  Ribes aureum var. gracillimum R. G. Swinney 2009-2-20 10009 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  CAS-BOT-BC93101  Ribes californicum var. hesperium Alice Eastwood 1919-5-29 8964 Los Angeles San Gabriel Canyon. Comment
  LA50719  Ribes californicum var. hesperium A. M. Johnson; 1934-3-24 4387 Los Angeles Santa Monica Mountains, Sepulveda Canyon, along Sepulveda Blvd 243 Comment
  JEPS49340  Ribes indecorum Frank W. Peirson 1919-5-21 299 a Los Angeles San Gabriel Mountains, Arroyo Seco, Trail to Switzers Arroyo Seco; San Gabriel Mountains, Arroyo Seco 944 Comment
  POM362  Ribes indecorum C. F. Baker 1909-2-15 5238 Los Angeles Claremont. Comment
  CAS-BOT-BC173439  Ribes malvaceum A. J. McC. 1892-1-8 69 Los Angeles San Ber. Mts, near Pasadena Comment
  SFV18430  Ribes malvaceum T. Vance 1976-1-30 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Park. Middle Gate area. Comment
  RSA597454  Ribes malvaceum var. viridifolium Tim S. Ross, Peter Fritsch 1990-6-20 3646 Los Angeles Rincon-Red Box Rd (2N24) 2.6 miles below pine Mtn junction; 80 degrees ENE, ca 1720 meters distant from Pine Mtn [4539 ] 1032 Comment
  RSA771529  Ribes malvaceum var. viridifolium Wesley O. Griesel 1986-11-21 s.n. Los Angeles Verdugo Hills: Enter from La Tuna Canyon Road at Junction with Interstate 210. Upper La Tuna Canyon. 610 Comment
  RSA0023186  Ribes quercetorum Steve Boyd, T. S. Ross 1997-3-21 9211 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  RSA756173  Ribes quercetorum Orlando Mistretta, Christine Mistretta 2008-4-4 2338 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Peaceful Valley Road (Segment 5, structure 53 per TRTP survey; 2008) 1220 Comment
  UCR99471  Ribes quercetorum Steve Boyd, T. S. Ross 1997-3-21 9211 Los Angeles Liebre Mountains, Portal Ridge, about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring 1183 Comment
  CAS-BOT-BC186157  Ribes roezlii var. roezlii A. D. E. Elmer 1902-6-1 3604 Los Angeles Acton, Mt. Gleason Comment
  RSA601694  Ribes roezlii var. roezlii Louis C. Wheeler 1968-2-4 s.n. Los Angeles San Gabriel Mountains: Bluebird Truck Trail 1 mi. southwest of Johnstone Peak. 732 Comment
  CAS-BOT-BC168664  Ribes speciosum LeRoy Abrams 1902-6-17 2563 Los Angeles Sepulveda Canyon, Santa Monica Mountains Comment
  HSC12480  Ribes speciosum Wendell Wood 1970-6-17 2 Los Angeles Chevy Chase and Linda Vista Rd., Glendale 366 Comment
  UC1127558  Ribes speciosum F. H. Raymond 1930-1-13 25 Los Angeles head Corral Canyon; Calabasas Quadrangle Comment
  UCR124748  Ribes speciosum B. C. Templeton, I. W. Clokey 1930-4-2 1423 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive northwest of Hollywood 610 Comment
  UCSB2681  Ribes speciosum Wedberg, H. 1958-2-22 Los Angeles About 2 miles W. of Beverly Glen Blvd; on Mulholland Dr; Santa Monica Mts Comment
  RSA652697  Ricinus communis Phillip Robinson 1991-5-12 360 Los Angeles Sycamore Canyon 0.25 miles south of intersection of Beverly Blvd. & Workman Mill Road. 0.5 miles east of Workman Mill Rd on trail into Canyon. [City of Industry, sw of Rio Hondo College, east of 605 Fwy.] Comment
  SBBG98454  Ricinus communis T. Ross 1991-5-22 5433 Los Angeles lower Wilson Cove Cyn, just W of the dock activities 12 Comment
  CSUSB500  Rorippa nasturtium-aquaticum John Milbauer 1976-5-15 S. N. Los Angeles Santa Monica Mountains Santa Monica Mountains, Old Topanga Canyon road Comment
  UCR178896  Rorippa palustris R. G. Swinney 1989-6-10 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon Debris Basin 335 Comment
  LA52076  Rubus ursinus A. M. Johnson; 1927-11-11 43 a Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA669693  Rubus ursinus LeRoy Gross 2002-4-28 534 Los Angeles North side.Off La Tuna Canyon Road (Santa Monica Mountains Conservancy Land). 549 Comment
  UCR138769  Rumex Scott D. White 1997-5-14 5143 Los Angeles Base of San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, SW of 210 Freeway, east of Hansen Dam and north of Wentworth Street 351 Comment
  RSA669296  Rumex acetosella LeRoy Gross, Naomi Fraga 2002-5-16 541 Los Angeles (Angeles National Forest road survey of 2002) Van Tassel road a short distance southeast of White Saddle. 976 Comment
  CATA1548  Rumex conglomeratus Mark L. Hoefs, Steven A. Junak, Misty Gay 1997-6-6 2788 Los Angeles Santa Catalina Island: Upper Buffalo Springs reservoir 435 Comment
  LA99292  Rumex conglomeratus Peter H. Raven; Henry J. Thompson 1960-7-17 15543 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, 1.6 mi N of the Coast Hwy. 137 Comment
  UC72655  Rumex conglomeratus Miss E. D. Palmer 1904-11-28 Los Angeles Pico Heights Los Angeles Comment
  RSA466069  Rumex crispus F. H. Elmore 1939-2-18 416 Los Angeles San Clemente Island. Comment
  UCR219413  Rumex crispus R. G. Swinney 2009-3-26 10167 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  LA52274  Rumex fueginus Louis Wheeler; 1932-9-19 1394 Los Angeles 121 Comment
  UCR124944  Rumex hymenosepalus B. C. Templeton, I. W. Clokey 1930-5-13 1454 Los Angeles Western San Gabriel Mtns., Mint Canyon 854 Comment
  CAS-BOT-BC445801  Sagittaria montevidensis Dr. H. E. Hasse 1893-6-30 s.n. Los Angeles Near Santa Monica Comment
  RSA478884  Salicornia virginica F. R. Fosberg 1931-5-16 S 4878 Los Angeles Little Harbor, Santa Catalina Island. 1 Comment
  CAS-BOT-BC103151  Salix bonplandiana Louis C. Wheeler 1932-3-10 461 Los Angeles Big Dalton Canyon, San Gabriel Mts. 1400 Comment
  CAS-BOT-BC108058  Salix exigua A. D. E. Elmer 1902-6-1 3650 Los Angeles Saugus Comment
  CAS-BOT-BC108063  Salix exigua Timothy S. Ross; Steve Boyd 1994-5-10 7713 Los Angeles Warm Srpings 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. Warm Springs 7.5' USGS Quadrangle 804 Comment
  POM50186  Salix exigua A. D. E. Elmer 1902-06 3650 Los Angeles Saugus. Comment
  RSA597292  Salix exigua R. G. Swinney 1994-8-23 3224 Los Angeles San Gabriel Mountains: Mount Baldy Road on W shoulder, approx. 1/4 mi SW of Mount Baldy Road Junction with Glendora Mountain Road. 1220 Comment
  UCR212768  Salix exigua Ellen Mackey, Bart O'Brien, Blake Whittington 2006-10-19 NFWF- 1807 Los Angeles San Gabriel Valley, San Gabriel River [channel, northeast of East Huntington Drive], Lario San Gabriel River Trail Park 180 Comment
  CHSC26073  Salix gooddingii R. C. Koukol 1968-5-9 21 Los Angeles Ca. 2 miles SE of La Canada at Devil's Gate Dam. 457 Comment
  RSA621266  Salix gooddingii Louis C. Wheeler 1968-4-13 s.n. Los Angeles Bluebird Truck Trail 450 Comment
  UCR187279  Salix gooddingii A. C. Sanders 2006-4-18 32093 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  CAS-BOT-BC104144  Salix hindsiana F. Ray Fosberg 1931-10-23 5850 Los Angeles Between Calabasas and Agoura, Santa Monica Mountains Comment
  RSA6432  Salix laevigata Carl. W. Sharsmith 1932-1-17 11 Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  SD126616  Salix laevigata Steve Meyers, Ed LaRue 1989-3-27 Los Angeles Palmdale area. Elizabeth Lake Road at California Aqueduct, San Andreas Rift Zone 883 Comment
  UC1349339  Salix laevigata Robert F. Thorne 1966-4-5 35812 Los Angeles below Stage Station s.w. of Eagle's Nest (stream in Middle Ranch Canyon); Santa Catalina Isl., Middle Ranch Canyon 76 Comment
  UC483014  Salix laevigata F. R. Fosberg 1931-5-4 S 4756 Los Angeles mouth of Middle Ranch Canyon; Santa Catalina Isl., Middle Ranch Canyon 5 Comment
  SEINET12003259  Salix lasiandra C. W. Sharsmith 1932-1 8 Los Angeles Lower San Gabriel Canyon, 9.5 km above Azusa 300 Comment
  UC492430  Salix lasiandra subsp. lasiandra Carl W. Sharsmith 1932-1-17 12 Los Angeles ca. 11 km. above Azusa; Lower San Gabriel Canyon 300 Comment
  RSA229153  Salix lasiolepis Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38901 Los Angeles San Gabriel Mountains, Angeles National Forest: Canyon above Angeles Crest Hwy. ca. 1 mile W of Vincent Gap, at one of headwaters of E fork Big Rock Creek N-face Mt. Baden-Powell. 2332 Comment
  RSA669636  Salix lasiolepis LeRoy Gross 2002-3-7 490 Los Angeles North side; Off La Tuna Canyon Road, Santa Monica Mountains Conservancy Land. South of 210 Freeway. 579 Comment
  SD1054  Salix lasiolepis Carl W. Sharsmith 1932-1-17 7 Los Angeles bottom of Lower San Gabriel Canyon, about 9.5 km above Azusa 299 Comment
  UC506461  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-1-28 7638 Los Angeles 4 hektometers e Radford Drive (Area 1, Tree 15); San Fernando Valley, Los Angeles River Comment
  RSA0034691  Salix lasiolepis F. R. Fosberg 1932-1-26 7172 Los Angeles Between Calabasas and Agoura. 285 Comment
  CAS-BOT-BC107554  Salix lasiolepis var. lasiolepis F. R. Fosberg 1931-10-23 5852 Los Angeles Agoura (Picture City), Santa Monica Mountains Comment
  CAS-BOT-BC126286  Salix sessilifolia LeRoy Abrams 1903-4-13 3255 Los Angeles Old bed of Los Angeles River, Forence Comment
  SBBG1833  Salsola paulsenii H. and M. Dearing 1937-10-15 192 Los Angeles near Palmdale on Mint Cyn Rd Comment
  UC586886  Salsola tragus Joseph Andorfer Ewan 1934-8-3 8384 Los Angeles near county line Swartout Valley; San Gabriel Mts., Swartout Valley 1981 Comment
  SBBG98657  Salsola tragus T. Ross 1991-5-20 5372 Los Angeles upper N fork of the un-named drainage that empties to sea just N of Jack Pt lighthouse, near eroded earthen dam 164 Comment
  POM296994  Saltugilia splendens subsp. grantii Lyman Benson 1945-6-5 11765 Los Angeles Cold Spring, 2.5 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mountains. Pacific Slope Drainage 1372 Comment
  RSA0105754  Saltugilia splendens subsp. grantii R. G. Swinney 2011-7-7 15449 Los Angeles San Gabriel Mountains: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  UC1349022  Salvia Robert F. Thorne and P. Everett 1965-5-10 34431 Los Angeles Cape Canyon Cape Canyon, Santa Catalina Island; Santa Catalina Island 274 Comment
  JEPS62529  Salvia apiana C. E. Hutchinson 1892-6-28 Los Angeles San Gabriel Canyon; San Gabriel Mts. 914 Comment
  RSA215195  Salvia apiana Louis C. Wheeler 1932-5-21 727 Los Angeles Garapito Creek, Santa Monica Mountains. 305 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
  RSA482528  Salvia apiana Richard Noyes, L. Arnseth 1988-4-30 557 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Burbank Canyon, northwest of Thompson Creek Dam. 525 Comment
  RSA9771  Salvia apiana Louis C. Wheeler 1932-4-22 641 Los Angeles Edge of hills 1/2 mile E Palmer Canyon, San Gabriel Mountains. 610 Comment
  UC1124648  Salvia apiana G. T. Nordstrom 1935-2-2 310 Los Angeles 0.25 mi e Mouth of West Fork; Angeles National Forest, Tejon Quad. 792 Comment
  UCD125438  Salvia apiana Elise Jackson 1993-5-6 22 Los Angeles Eddleston Park, Reseda Blvd. at Calle Vista Circle. Comment
  RSA442829  Salvia apiana William Emboden 1969-5-28 14 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA442835  Salvia apiana William Emboden 1969-5-28 21 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA411362  Salvia carduacea Jack Rempel 1932-5-16 s.n. Los Angeles El Segundo. Comment
  RSA411356  Salvia carduacea L. E. Hoffman 1929-3-18 s.n. Los Angeles Soledad Canyon. Comment
  RSA0039124  Salvia columbariae R. G. Swinney 2010-5-11 12669 Los Angeles Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  RSA599711  Salvia columbariae Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9460 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat , a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  UC1713565  Salvia columbariae E. D. Palmer May 1903 Los Angeles Garvanza Comment
  UC634913  Salvia columbariae H. L. Mason 1926-4-26 2958 Los Angeles 4 mi w Saugus Comment
  SEINET11340543  Salvia dorrii Unknown 2010-5-19 12788 Los Angeles San Gabriel Mountains Comment
  SFV3206  Salvia dorrii H. B. King Jul 1958 s. n. Los Angeles Mojave Desert Antelope Valley. SW Mojave Desert near Palmdale. 823 Comment
  RSA239428  Salvia dorrii var. pilosa C. W. Tilforth, John Dourley 1973-5-24 815 Los Angeles Bob's Gap, 2 mi ENE of Valyermo Comment
  RSA446284  Salvia dorrii var. pilosa Howard Mullins 1931-4-1 s.n. Los Angeles 1 miles south of Palmdale. (Antelope Valley). Comment
  UC1124691  Salvia dorrii var. pilosa A. D. Gifford 1935-4-11 550 Los Angeles 3 mi sse Manzana; Tejon Quad. 944 Comment
Read comments
Aug 26 2008
  UCD125528  Salvia dorrii var. pilosa Daryl Koutnik; Vickie Dawes 1978-4-6 255 Los Angeles South of Palmdale on State Hwy. 138 to Little Rock. 816 Comment
  LA200591  Salvia leucophylla Norman A. Cole; May 1964 391 Los Angeles Santa Monica Mountains, La Sierra Canyon, 3.1 mi E of junction of Mulholland and Cornell Rd 274 Comment
  RSA446328  Salvia leucophylla H. L. Bauer 1932-5-1 s.n. Los Angeles Santa Monica Mountains: Towards San Fernando Valley. Comment
  RSA434106  Salvia mellifera N. C. Cooper 1945-5-1 2654 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  RSA434121  Salvia mellifera E. A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  SBBG53970  Salvia mellifera K. R. Montgomery, T. W. Strid 1973-5-13 73 -9 Los Angeles N facing slope at Dillon Divide; site of LASCA Cistus field plot Comment
  UC1922480  Salvia mellifera Valerie Soza, Miriam Sidibeh 2003-3-26 1618 Los Angeles Transverse Ranges; Verdugo Mountains region; Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  UCR219823  Salvia mellifera R. G. Swinney 2009-4-16 10371 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel fire road, Van Tassel Canyon 439 Comment
  VVC3383  Salvia mellifera Tim Thomas 1973-5-1 18 Los Angeles Transverse Range, Santa Monica Mountains, upper Cold Creek Road. 267 Comment
  RSA434079  Salvia spathacea Bonnie C. Templeton 1931-5-1 s.n. Los Angeles Mandeville Canyon 300 Comment
  RSA785721  Salvia spathacea Doris Bowers 1967-7-19 306 Los Angeles Topanga Canyon 610 Comment
  RSA650339  Sambucus caerulea Guy C. Black 1948-4-23 s.n. Los Angeles Approx. 4 mi. west of Covina near Baldwin Park. 213 Comment
  RSA608065  Sambucus caerulea var. caerulea L. C. Wheeler 1931-3-5 s.n. Los Angeles Claremont: McKenna's, N of Baseline, E of Indian Hill Blvd., off Forbes. Comment
  UCR19628  Sambucus mexicana Art Whistler 1966-6-23 s.n. Los Angeles San Gabriel Mtns., along California Hwy 2, past Mt. Wilson Road 1463 Comment
  UCSB16374  Sambucus nigra subsp. caerulea Hurst, Linda 1963-2-23 Los Angeles 20 feet E of North Kenter Road, 3 miles N of Sunset Blvb., 10 miles N of U.S. Highway 101 548 Comment
  RSA9735  Samolus parviflorus Louis C. Wheeler 1933-7-7 1917 Los Angeles Lexington Wash near El Monte. 73 Comment
  RSA592419  Sanicula arguta Mark Hoefs, Doug Propst 1973-3-3 28 Los Angeles Santa Catalina Island. Rocky slope on open hillside in upper Cottonwood Canyon, west of Black Jack Mountain 366 Comment
  UC1348948  Sanicula bipinnatifida Robert F. Thorne and J. Henrickson 1963-5-5 32292 Los Angeles 4 mi n of Claremont (San Gabriel Mountains, upper Cobal Canyon); San Gabriel Mountains, Cobal Canyon 518 Comment
  RSA0113733  Sanicula crassicaulis Steven A. Junak 1999-5-21 SCa- 987 Los Angeles Santa Catalina Island. W side of Coffee Pot Canyon, just upstream from road crossing, adjacent to creekbed. 411 Comment
  RSA0065396  Sanicula menziesii G. F. Orr 1956-3-12 s.n. Los Angeles Topanga Canyon. 426 Comment
  UC1518767  Sanicula tuberosa Jack Delaini and Ken Zakar 1974-4-30 152 Los Angeles Angeles National Forest, San Dimas Experimental Forest, Lodi Canyon Lodi Canyon; Angeles National Forest, San Dimas Experimental Forest 807 Comment
  UCR190054  Sarcodes sanguinea R. G. Swinney 1998-9-7 6931 Los Angeles San Gabriel Mtns., Dawson Peak ridge, Dawson Peak Ridge Trail 2829 Comment
  SD69574  Schinus molle Robert F. Thorne 1966-9-16 36708 Los Angeles Santa Catalina Island, north slope of Black Jack Mountain. 409 Comment
  UC520332  Schinus molle Louis C. Wheeler 1933-1-28 1456 Los Angeles San Dimas Canyon , San Dimas Canyon (San Gabriel Mts.) 388 Comment
  UCR252742  Schinus molle R. G. Swinney 2010-9-1 13659 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  LA98920  Schismus arabicus E. R. Hobbs; 1978-4-23 78 -164 Los Angeles Antelope Valley, Little Rock, State Highway 138 Comment
  RSA589503  Schismus arabicus Timothy S. Ross, Mark Elvin 1995-5-19 8577 Los Angeles San Clemente Island. Wilson cove settlement, on SE side of Galley (Bldg 60103). 49 Comment
  RSA592349  Schismus barbatus L. C. Wheeler 1967-5-12 9425 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  LA33906  Schoenoplectus acutus var. occidentalis Peter H. Raven; Henry J. Thompson 1959-10-14 14640 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end 220 Comment
  UCR94667  Schoenoplectus acutus var. occidentalis A. C. Sanders, E. J. Lott 1993-5-6 13989 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
  SBBG105081  Schoenoplectus pungens var. badius T. Ross, M. Gay, J. Takara 1993-4-20 6825 Los Angeles N side of Little Harbor near outlet of Little Springs Cyn 2 Comment
  SBBG108160  Schoenoplectus pungens var. badius M. L. Hoefs, R. F. Thorne, J. Takara 1995-7-26 2482 Los Angeles Little Harbor 3 Comment
  RSA607620  Scirpus microcarpus L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Oak Spring, Oak Spring Canyon, off Little Tujunga. 793 Comment
  JEPS26438  Scrophularia californica Peter H. Raven 1960-5-21 15412 Los Angeles UCLA; Santa Monica Mts 121 Comment
  UCR273173  Scrophularia californica R. G. Swinney 2011-4-26 14470 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
  CATA1060  Scrophularia villosa Mark L. Hoefs 1995-5-10 1993 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail, above #7 tee of golf course 97 Comment
  OBI69283  Scrophularia villosa John Knapp, Denise Knapp 2003-4-13 14 Los Angeles Catalina Island 55 Comment
  RSA445333  Scutellaria siphocampyloides K. C. Zakar 1969-07 s.n. Los Angeles San Gabriel Mountains, Angeles Crest Hwy [Hwy 2] 1829 Comment
  UCR209974  Scutellaria siphocampyloides R. G. Swinney 2008-7-25 9318 Los Angeles San Gabriel Mtns., Twin Peaks Saddle, between Waterman Mtn. and Twin Peaks, the southernmost of the two saddles 2000 Comment
  UCR204871  Scutellaria tuberosa R. G. Swinney 2005-4-23 8225 Los Angeles San Gabriel Mtns., Glendora, 0.5 mi. north of north end of Rainbow Dr., west of and adjacent to West Bender Canyon 572 Comment
  CAS-BOT-BC61978  Selaginella Grant 1900-4-15 s.n. Los Angeles Old Wilson Trail Comment
  CAS-BOT-BC62027  Selaginella bigelovii Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  CAS-BOT-BC62042  Selaginella bigelovii Alice Eastwood 1906-5-27 59 Los Angeles Garvanza Comment
  LA200015  Selaginella bigelovii Lawrence L. Kiefer; 1966-4-10 1855 Los Angeles SANTA MONICA MOUNTAINS, Brown Canyon, Beverly Glen Blvd., ca. 3 mi above Sunset Blvd. 426 Comment
  UC483377  Selaginella bigelovii L. R. Abrams and I. L. Wiggins 1931-7-6 341 Los Angeles vicinity Mosquito Harbor; San Clemente Isl. Comment
  SEINET7878555 Image available Senecio californicus B. C. Templeton 1939-1 4616 Los Angeles Playa del Rey to El Segundo Comment
  UC35948  Senecio californicus H. P. Chandler 1897-2-10 Los Angeles Claremont Comment
  RSA33893  Senecio flaccidus var. douglasii N. C. Cooper 1943-11-20 966 Los Angeles Lancaster, between highway and railroad 762 Comment
  IRVC28135  Senecio flaccidus var. monoensis June Latting 1976-10-6 s.n. Los Angeles Mountain foothills/Mojave Desert: Bob's Gap and Valyermo Road Transverse Ranges, San Gabriel Mountains 1250 Comment
  UC1952555  Senecio lyonii M. B. Dunkle 1939-4-2 7203 Los Angeles Southeast point, north grass and rock slope, San Clemente Island. Comment
  RSA592829  Senecio vulgaris L. C. Wheeler 1967-4-8 9178 Los Angeles San Gabriel Mountains. San Gabriel Canyon, El Encanto. Comment
  RSA0112035  Senna A. C. Sanders, T. B. Salvato 2009-5-19 36830 Los Angeles San Gabriel Valley: Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center. 110 Comment
  SEINET3480577  Sequoia sempervirens Unknown 1939-7-10 192 Los Angeles Los Angeles, Los Angeles Comment
  SEINET10830595  Sequoia sempervirens David B. Dunn 1939-10-18 Dunn UMO 46521 Los Angeles Cultivated plants growing at 3rd and Lafayette Los Angeles, Calif. 213 Comment
  LA33431  Setaria parviflora Peter H. Raven; Henry J. Thompson 1959-9-18 14435 Los Angeles West Los Angeles, along railroad tracks, Santa Monica Boulevard near Beverly Glen Boulevard 76 Comment
  SD243256  Setaria parviflora Daniel Gluesenkamp 2006-11-23 Los Angeles Fallbrook. 1524 Dickey Street in abandoned citrus orchard. 232 Comment
  UCR178953  Setaria parviflora R. G. Swinney 1989-6-30 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon, Big Dalton Canyon Road, 0.9 mi. NE of Glendora Mountain Road 412 Comment
  UCR206514  Setaria parviflora A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36956 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
  UC108856  Sidalcea neomexicana H. E. Hasse 1890-1 Los Angeles Santa Monica Comment
  SBBG62400  Sidotheca trilobata R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  UCR181664  Silene armeria A. C. Sanders, D. Malueg 1998-6-22 21986 A Los Angeles San Gabriel Mtns., foothills along Hwy 2 at La Canada, at turnoff to SCE Gould substation, Gould Canyon watershed 610 Comment
  SFV15562  Silene gallica R. K. Stachelek 1992-4-14 28 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park. 500 Comment
  RSA439083  Silene gallica Anstruther Davidson 1918-3-11 3182 Los Angeles Exposition Park. Comment
  RSA762297  Silene gallica Orlando Mistretta, Christine Mistretta 2008-5-6 2663 Los Angeles Southern California Edison transmission line corridor (Segment 11, Impact Areas 14, 15, 16 (Gould Subtation) per TRTP Survey 2008), in the vicinity of Arroyo Seco Canyon. 576 Comment
  SEINET4076466  Silene gallica R. Moran 1941-1 705 Los Angeles About ranch houses, Middle Ranch, Santa Catalina Island. 200 Comment
  SDSU14828  Silene laciniata Chris Peregrin 2003-3-24 19 Los Angeles Topanga State Park. Coastal bluff on west side of Topanga Creek above Rodeo Grounds. 22 Comment
  POM346  Silene laciniata subsp. major A. R. Davis 1915-7-4 s.n. Los Angeles San Dimas Canyon. Comment
  CAS-BOT-BC175114  Silene verecunda John Thomas Howell 1947-7-18 23396 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  OBI2689  Silene verecunda Wesley O. Griesel 1962-7-27 730 Los Angeles Lodgepole Picnic Area W of Dawson Saddle, San Gabriel Mts 2286 Comment
  SBBG71671  Silene verecunda A. J. McClatchie 1893-4-28 Los Angeles Pasadena 1524 Comment
  UC520010  Silybum marianum Joseph Andorfer Ewan 1932-4-30 7440 Los Angeles Culver City Comment
  CATA1446  Sinapis arvensis Mark L. Hoefs, Robert F. Thorne 1996-4-6 2610 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  UCD115524  Sisymbrium altissimum R. F. Thorne; M. Z. Thorne 1969-7-9 38563 Los Angeles San Gabriel Mountains, Angeles National Forest, at Big Pines. 2087 Comment
  UCR252770  Sisymbrium irio R. G. Swinney 2010-3-10 11791 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes 329 Comment
  CDA25148  Sisymbrium irio L. C. Wheeler 1967-5-18 9646 Los Angeles San Gabriel Mountains; Placerita Canyon, vicinity of Oak of the Golden Dream. Comment
  UC1871228  Sisymbrium officinale T. S. Ross, Walter Appleby 1993-5-20 7204 Los Angeles Transverse Ranges; San Gabriel Mountains region; Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring; San Fernando 7.5' USGS quad; R15W T3N, SE/4 NE/4 NE/4 SE/4 sect 9; ca 3000-3070 ft elevation. Comment
  RSA724767  Sisymbrium orientale K. Dobry 1991-5-22 d- 634 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  UCR265513  Sisymbrium orientale Dan S. Cooper 2015-3-22 315- 26 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Los Angeles, north end of Commonwealth Ave. 233 Comment
  SFV16499  Sisymbrium orientale K. Tajbakhsh 1996-4-13 27 Los Angeles California Channel Islands Catalina Island. Fisherman's Bay. About 100 m from USC Marine Research Station gates. Comment
  UCD115666  Sisymbrium orientale Mary H. Ward 1973-3-26 157 Los Angeles Manhattan Beach. Comment
  UCR108185  Sisyrinchium bellum Steve Boyd, Valerie Soza 1998-4-28 10161 Los Angeles Liebre Mtns., Plum Canyon SW of Cruzan Mesa along Arline Road, c. 2 mi west of the junction w/ Sierra Hwy in Mint Canyon, top of ridge on the south side of the canyon. 634 Comment
  RSA366920  Sisyrinchium bellum Russell S. Woglum 1934-4-8 1280 -A Los Angeles Barker's Ranch, North Hollywood. Comment
  RSA422391  Solanum douglasii T. S. Clare 1929-3-3 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  RSA600518  Solanum douglasii Louis C. Wheeler 1968-3-21 s.n. Los Angeles Foothills; West Debris Basin above Brown School for Girls. Northwest of Glendora. 427 Comment
  SBBG105475  Solanum douglasii F. H. Elmore -Feb-1929 438 Los Angeles Santa Catalina Island Comment
  UCR276965  Solanum douglasii R. G. Swinney 2010-6-8 13239 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream 671 Comment
  RSA0020271  Solanum douglasii Jim Reutzel 1994-5-8 135 Los Angeles Hills behind the Cal Poly Pomona university campus. Comment
  RSA422418  Solanum douglasii Robert Gustafson 1981-4-14 2163 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA422425  Solanum douglasii Elbert Benjamine 1929-4-21 249 Los Angeles Los Angeles. Comment
  UC1191774  Solanum douglasii Malcolm A. Nobs, S. Galen Smith 1948-9-8 647 Los Angeles just w of Malibu Comment
  NY821397  Solanum nigrum S. D. Boyd 1990-4-7 4259 Los Angeles San Clemente Island. Lower half of China Cyn, S end of island, W side Comment
  CAS-BOT-BC83647  Solanum umbelliferum F. W. Peirson 1943-5-15 13550 Los Angeles Rock Creek, N slope of San Gabriel Mountains 1295 Comment
  RSA549154  Solanum umbelliferum Tim S. Ross, Peter Fritsch 1990-6-20 3670 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  RSA680544  Solanum umbelliferum Scott D. White, Michael Honer 2003-6-23 9585 Los Angeles Newhall Area: South Fork, Santa Clarita Riv. between Lyons Ave. and Magic Mountain Parkway. 351 Comment
  UC1125060  Solanum umbelliferum R. St. John 1933-3-12 347 Los Angeles Dry Canyon 365 Comment
  POM50613  Solanum umbelliferum L. R. Abrams 1901-4-3 1298 Los Angeles Santa Monica Mountains. Comment
  IRVC28748  Solanum xanti A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25517 Los Angeles Newhall Ranch, central Potrero Canyon, vicinity of old ranch headquarters NE end of Santa Susana Mtns. 313 Comment
  IRVC29647  Solanum xanti A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26221 Los Angeles Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch Western San Gabriel Mtns. 351 Comment
  LA51835  Solanum xanti A. M. Johnson; 1928-2-16 2779 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  PASA2153  Solanum xanti A. Carter 1929-1-1 Los Angeles Sierra Madre. 950-1000 ft. 297 Comment
  SBBG70660  Solanum xanti R. Hoffmann 1931-10-1 Los Angeles near Oak's Garage, Mint Cyn Comment
  UC1929853  Solanum xanti Scott D. White, Michael Honer 2003-6-18 9564 Los Angeles LIEBRE MTS.: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. Comment
  SBBG31141  Sonchus asper R. F. Thorne 1966-4-29 36273 Los Angeles near temporary pool above ranch in Middle Ranch Cyn 228 Comment
  UCD136142  Sonchus asper subsp. asper Robert F. Thorne; P. C. Everett 1964-2-7 33456 Los Angeles Lower end of Pebbly Beach Canyon near road, E end of Santa Catalina Island. 76 Comment
  RSA600754  Sonchus oleraceus L. C. Wheeler 1967-6-16 9848 Los Angeles San Gabriel Mountains : Sunset Ridge by Millard Canyon; N of Coulter Reservoir. 640 Comment
  SEINET13384003 Image available Sonchus oleraceus R. G. Swinney 2010-1 12326 Los Angeles San Gabriel Mountains: Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash 457 Comment
  POM158304  Spergularia macrotheca M. B. Dunkle 1928-4-29 1910 Los Angeles Santa Catalina Island. Near beach Little Harbor 3 Comment
  CAS-BOT-BC390265  Spergularia macrotheca var. leucantha Alice Eastwood 1920-4-20 9371 Los Angeles San Pedro Comment
  CAS-BOT-BC390333  Spergularia macrotheca var. macrotheca Marcus E. Jones 1926-9-9 s.n. Los Angeles San Clemente Is. Comment
  CATA1292  Spergularia macrotheca var. macrotheca Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2381 Los Angeles Santa Catalina Island: Parsons' Landing 3 Comment
  RSA0098528  Spergularia marina LeRoy Gross 1999-4-29 145 Los Angeles Santa Susana Mountains, east end: Rice Canyon, north on interstate 5, exit Calgrove Ave. Turn left to The Old Road, City of Newhall. 426 Comment
  RSA0098545  Spergularia marina P. H. Raven 1962-4-10 17205 Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  SBBG131579  Spergularia villosa S. A. Junak 2000-4-15 SCa 1222 Los Angeles E of Lone Tree 432 Comment
  POM1131  Sporobolus airoides W. R. Dudley, F. H. Frank 1896-6-6 [ 4321 ] Los Angeles Lancaster. Comment
  CAS-BOT-BC235459  Sporobolus indicus Peter H. Raven; Henry J. Thompson 1958-9-28 13729 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Near Ohio Street on Westwood Boulevard 68 Comment
  UC57022  Stachys ajugoides var. rigida Ernest Braunton July 1902 544 Los Angeles Griffith Park Comment
  LA52386  Stachys bullata Carl Epling; M. Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  LA204468  Stanleya pinnata var. pinnata Monte Lloyd; 1950-7-15 500715p 1352 Los Angeles Santa Monica Mountains, Coast Highway, a few mi. N of Santa Monica. Just above a road cut 15 Comment
  RSA0023256  Stebbinsoseris heterocarpa R. F. Thorne 1980-4-25 54124 Los Angeles Santa Catalina Island. Along road from Blackjack Camp to Orizaba Peak. 579 Comment
  UCR150830  Stellaria media R. G. Swinney, Dave Larson 1999-5-15 7150 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  CAS-BOT-BC393691  Stellaria media Reid Moran 1941-3-14 706 Los Angeles Middle Ranch, Santa Calina Island Comment
  RSA608042  Stenotaphrum secundatum L. C. Wheeler 1947-06 6522 Los Angeles San Gabriel Mountains. Comment
  UCR141857  Stephanomeria cichoriacea R. G. Swinney 1997-8-19 5823 Los Angeles San Gabriel Mountains., San Anonio Peak (= Lookout Mountain), 60-100 m SE of summit. 2052 Comment
  UC485641  Stephanomeria diegensis C. F. Millspaugh 1920-1-3 4534 Los Angeles Descanso Canyon Santa Catalina Island Comment
  RSA730181  Stephanomeria exigua subsp. coronaria R. G. Swinney 1998-9-4 6891 Los Angeles San Gabriel Mtns.; dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi east of Hwy 2 on 3N06 2241 Comment
  POM6159  Stephanomeria exigua subsp. exigua D. L. Crawford s.n. Los Angeles Claremont. Comment
  RSA95221  Stephanomeria pauciflora var. pauciflora F. W. Peirson 1928-9-4 8189 Los Angeles Rock Creek about 1 mile below Pallett Creek Comment
  RSA0034299  Stephanomeria virgata subsp. virgata Orlando Mistretta 1990-7-2 s.n. Los Angeles Bear Flat 1746 Comment
  RSA250387  Stephanomeria virgata subsp. virgata R. F. Thorne, C. W. Tilforth, John Dourley, R. Scogin 1972-8-11 42224 Los Angeles N slope of Mt. Waterman near Buckhorn Station in open yellow pine forest. 2134 Comment
  RSA748489  Stephanomeria virgata subsp. virgata Orlando Mistretta 1992-7-9 642 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  UCR84374  Stillingia paucidentata T. S. Ross, J. M. Porter 1994-5-1 7612 b Los Angeles SW Mojave Desert, c. 3950 m NNE of Moody Springs and 2620 m west of the Los Ang./ San Bernardino County Line 875 Comment
  UCR84557  Stipa coronata T. S. Ross, Steve Boyd 1994-5-25 7929 Los Angeles Liebre Mtns., Necktie Basin: Hanging basin c. 470-830 m west of Warm Springs Mtn. summit, c. 600-800 m WSW of summit 1076 Comment
  RSA188254  Stuckenia pectinata Robert F. Thorne, Percy C. Everett 1965-6-23 34960 Los Angeles Santa Catalina Island: lower portion of Middle Ranch Canyon. 152 Comment
  RSA188308  Stuckenia pectinata Robert F. Thorne 1966-6-1 36492 Los Angeles Santa Catalina Island: Muddy margin of reservoir at upper end of Cape Canyon 335 Comment
  UC217868  Symphoricarpos mollis P. A. Munz, R. D. Harwood 1920-5-16 3965 Los Angeles Topanga Canyon; Santa Monica Mts. 243 Comment
  UC303521  Symphyotrichum greatae I. M. Johnston 1917-10-27 1761 Los Angeles Evey Canyon San Antonio Mountains 975 Comment
  RSA474456  Syntrichopappus fremontii Roy R. Snelling 1977-3-19 20 Los Angeles 2 miles south of Pearblossom 1067 Comment
  LA201719  Tamarix ramosissima Arthur C. Gibson; 2001-5-19 4820 Los Angeles Santa Monica Mountains, Topanga Canyon, along Pacific Coast Hwy near junction with State Hwy 27 Comment
  RSA0025292  Taraxacum officinale R. E. Riefner Jr. 2008-7-28 08 -252 Los Angeles Harbor City, Bixby Slough, Harbor Regional Park, Harbor Lake, vicinity of Vermont Ave. and Normandie Ave. 1 Comment
  UC56679  Tauschia arguta Ernest Braunton 1903-1-12 781 Los Angeles Sherman Comment
  POM294320  Tauschia arguta Lyman Benson 1947-4-29 12345 Los Angeles Indian Hill, Claremont. Drainage Area: Pacific Slope 427 Comment
  RSA650437  Tauschia arguta A. E. Hersh 1950-7-15 s.n. Los Angeles Roadside near Saddle Peak. 1219 Comment
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Jul 5 2016
  JEPS164  Tauschia parishii F. W. Peirson 1918-6-10 136 Los Angeles summit of Mt. Lowe; San Gabriel Mts., summit of Mt. Lowe Comment
  UC566901  Tauschia parishii H. L. Mason 1927-6-14 3764 Los Angeles camp mouth of Icehouse Canyon mouth of Icehouse Canyon; San Gabriel Mountains, mouth of Icehouse Canyon 1889 Comment
  SEINET11805354  Tetradymia axillaris R. A. Schlising 1968-1 2879 d Los Angeles SE of Pearblossom, Fort Tejon Road near 165th Street Comment
  UCR124737  Tetradymia canescens