Search Results — 2000 specimen records retrieved (1547 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
  UCR277099  Abies concolor R. G. Swinney 2010-9-23 13891 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  RSA250605  Abronia pogonantha Robert F. Thorne, Arthur C. Gibson, J. P. Simon, D. J. McGillivray 1970-4-17 39512 Los Angeles Mojave Desert: Edge of Angeles National Forest; Grandview Canyon. Ca. 5 miles south of Highway 138, ca. 10 miles southeast of Pearblossom. 1433 Comment
  RSA0105691  Acacia Vyki Englert, Charlie de la Rosa 2011-3-16 46 Los Angeles Santa Catalina Island. USC Marine Institution, Big Fisherman's Cove in Two Harbors, behind VIP housing. Comment
  CDA7872  Acacia saligna A. C. Sanders, Dan Malueg 2001-5-17 24318 Los Angeles Los Angeles Basin; Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned. Comment
  UCR51318  Acacia saligna A. C. Sanders 1988-2-3 7599 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd. 30 Comment
  POM18146  Acer macrophyllum Philip A. Munz 1923-5-26 6833 Los Angeles Big Rock Creek, San Gabriel Mountains, small side canyon. 1921 Comment
  RSA160398  Acer macrophyllum J. D. Olmsted 1959-5-6 563 Los Angeles Canyon on Glendora Mountain road, 1 mile west of turnoff to Sunset Peak Lookout, etc. Comment
  SD197640  Acer negundo var. californicum A. C. Sanders, T. B. Salvato 2009-5-20 36852 Los Angeles San Gabriel Valley: Rio Hondo at Rancho Lujan, between Montebello and South El Monte, est side of San Gabriel Boulevard, southeast of Darlington Street intersection. 60 Comment
  CAS-BOT-BC21682  Achillea millefolium R. E. Snodgrass 1901-8-1 s.n. Los Angeles Santa Barbara Island Comment
  RSA129561  Achnatherum coronatum H. S. Yates 1937-6-24 6595 Los Angeles Pomona 162 Comment
  RSA91729  Achnatherum coronatum F. W. Peirson 1918-6-10 1583 Los Angeles E trail to Mt Low, San Gabriel Mts 915 Comment
  RSA230703  Achnatherum parishii R. F. Thorne, M. Z. Thorne 1969-7-9 38483 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station 2119 Comment
  RSA484100  Achnatherum speciosum Roy R. Snelling 1977-5-2 11 Los Angeles 2 miles south of Pearblossom. 1067 Comment
  SDSU4280  Acmispon argophyllus var. adsurgens R. M. Beauchamp 1967-1-29 162 Los Angeles East side of Pyramid Cove below Marine outpost. Comment
  CAS-BOT-BC204764  Acmispon argophyllus var. argenteus Alice Eastwood 1917-7-20 6488 Los Angeles Santa Catalina Island Comment
  SD69606  Acmispon micranthus Robert F. Thorne, P. Everett 1965-5-10 34522 Los Angeles Santa Catalina Island, near upper end of Gallagher Canyon, sparsely grassy sunny clay slopes 427 Comment
  SBBG68159  Acmispon procumbens var. procumbens R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk Comment
  LA91437  Acmispon wrangelianus Bruce Douglas Clayton; Greg Shaw 1972-3-30 37 Los Angeles SANTA MONICA MOUNTAINS, Nettleburn Creek Canyon, Mountain Park Research Campus, at head of canyon. 585 Comment
  SBBG117115  Acmispon wrangelianus S. A. Junak with R. N. Philbrick 2001-5-17 SCa 1519 Los Angeles N of main rd between Airport and Little Harbor 128 Comment
  RSA135177  Acourtia microcephala P. H. Raven 1960-5-15 15376 Los Angeles Piuma Road 5.1 miles north-west of Rambla Pacifica [Rd]. 213 Comment
  CAS-BOT-BC133172  Adenostoma fasciculatum A. J. Hill 1963-8-25 s.n. Los Angeles Topanga Canyon near intersection with Entrada Drive Comment
  LA52127  Adenostoma fasciculatum James Lauter; 1953-5-7 sn Los Angeles SANTA MONICA MOUNTAINS, 1 mi and a block W of Beverly Glen X Mulholland Dr. Comment
  UC859039  Adenostoma fasciculatum Ezra C. Knopf 173 Los Angeles Santa Catalina Isl. Comment
  RSA603336  Adiantum capillus-veneris Scott D. White 1997-5-21 5205 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  RSA729968  Ageratina adenophora R. G. Swinney, D. W. Larson 1999-5-29 7228 Los Angeles San Gabriel Mtns.: San Dimas Canyon, at waterfall in main fork 600 m north of confluence with East Fork Comment
  RSA639156  Ageratina adenophora Louis C. Wheeler 1973-8-2 s.n. Los Angeles South Arroyo Parkway, Pasadena. Comment
  SEINET2028626 Image available Agoseris heterophylla Marcus E. Jones, A. M. 1882-5-3 3222 Los Angeles Pasadena Comment
  POM1143  Agrostis exarata I. M. Johnston 1917-8-23 1634 Los Angeles Prairie Fork of San Gabriel River. 2134 Comment
  RSA0089522  Agrostis exarata R. G. Swinney 2011-8-17 15624 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  RSA310132  Agrostis stolonifera Wayne E. Sawyer 1981-8-30 134 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39, 3.1 mi from Dawson Saddle. 2210 Comment
  UCR163315  Aliciella B. G. Pitzer 1998-5-12 3702 Los Angeles Western Mojave Desert, W side of 170th Street East, 0.5 mi. south of Avenue 'J' (N5), and c. 0.2 mi. north of the west entrance to Saddleback Butte State Park 890 Comment
  UCR101726  Alisma triviale L. C. Wheeler 1952-7-10 6857 Los Angeles San Gabriel Valley, Whittier Narrows Dam 58 Comment
  RSA70453  Allium burlewii F. W. Peirson 1921-6-16 2842 Los Angeles north slope of Mt. Waterman 2133 Comment
  UCR190022  Allium fimbriatum R. G. Swinney 1998-6-12 6952 Los Angeles San Gabriel Mtns., NW of Jackson Lake at Ball Flat, 0.7 mi. north of Big Pines Hwy on 4N16, Ball Flats Rd. 1890 Comment
  UCR257519  Allium fimbriatum Mitch Provance 2010-4-20 0410- 18 Los Angeles Western Transverse Range, hills south of Hwy 138 in vicinity of High Desert Hunt Club, c. 3 miles east of Quail Lake 965 Comment
  RSA626099  Allium fimbriatum var. fimbriatum LeRoy Gross 1999-4-29 157 Los Angeles Sierra Pelona Mountains. 1371 Comment
  SBBG57474  Allium fimbriatum var. mohavense R. Hoffmann 1929-5-21 Los Angeles above Elizabeth Lake Comment
  UCSB32428  Allium haematochiton Bauld, William 1962-3-24 Los Angeles Sunflower Canyon, South Glendora 213 Comment
  UC1375431  Allium lacunosum Robert F. Thorne and C. W. Tilforth 1971-6-30 40777 Los Angeles Pinyon Flats 1.6 mi below Alder Saddle (along dry branch of S Fork of Little Rock Creek); San Gabriel Mts., Angeles National Forest, Little Rock Creek 1584 Comment
  RSA536042  Allium praecox Timothy S. Ross 1991-5-21 5410 Los Angeles San Clemente Island: junction of the upper two forks of Box Canyon, SW side of the island. 450 Comment
  SEINET12053563  Allium serratum H. M. Hall 1902-1 3234 Los Angeles Chatsworth Hills Comment
  POM3656  Allophyllum divaricatum I. M. Johnston 1917-7-1 1439 Los Angeles Evey Canyon. 1067 Comment
  RSA580315  Allophyllum violaceum T. S. Ross, S. D. Boyd 1994-5-24 7868 Los Angeles Lower NE slope of Grass Mountain: northeasterly draw and adjacent northerly slope dissected by Burns Truck Trail and draining to the upper central area of Burns Canyon. 1148 Comment
  LA204078  Alnus rhombifolia Carl Clawson Epling; 1925-1-10 6424 Los Angeles San Gabriel Mountains, San Dimas Canyon Comment
  POM247865  Alnus rhombifolia Joseph A. Ewan 1936-8-2 9906 Los Angeles Mescal Canyon 1616 Comment
  CLARK-A1528-107  Alternanthera philoxeroides Dell O. Clark 1969-6-19 Los Angeles Whittier Comment
  SEINET10919243  Amaranthus Heidi H. Schmidt 1999-10-14 Schmidt 3811 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  SD31155  Amaranthus albus Edith A. Purer 1931-8-15 2188 Los Angeles Palos Verdes Hills Comment
  RSA522958  Amaranthus blitoides T. S. Ross, Orlando Mistretta 1990-10-26 3326 Los Angeles E. fork San Gabriel River ca 4/10 air-mile SE of the mouth of Williams Canyon; southern shoulder of Glendora Mountain Road. 536 Comment
  RSA5215  Amaranthus hybridus C. B. Wolf 1932-9-13 4070 ` Los Angeles Bryant Ranch near middle of S boundary of SE 1/4 sect 27., [50 ft. N & 1/4 mi: (less 100 ft.) W of SE corner of SE 1/4 sect 27 T4S R12 W] 5 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
  SEINET4001593 Image available Amblyopappus pusillus M. B. Dunkle 1939-1 8111 Los Angeles Santa Barbara Island. Comment
  JEPS64633  Ambrosia acanthicarpa Ernest C. Twisselmann 1970-9-8 17483 Los Angeles .2 mi e of, at Avenue A 30th Street West; Mojave Desert, Antelope Valley 731 Comment
  SD90501  Ambrosia chamissonis Robert F. Thorne 1973-4-11 42876 Los Angeles San Clemente Island, dunes near Flasher, northwest part of island 3 Comment
  RSA33890  Ambrosia chamissonis Mrs Tom Burch 1943-07 s.n. Los Angeles Redondo Beach. Comment
  RSA152094  Amorpha californica var. californica Wesley O. Griesel 1962-5-24 s.n. Los Angeles San Rafael Hills, Glendale 305 Comment
Read comments
Nov 19 2009
  LA33459  Amsinckia intermedia Henry J. Thompson; 1959-4-19 1946 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  SDSU4853  Amsinckia intermedia R. M. Beauchamp 1967-1-27 117 Los Angeles San Clemente Island. Comment
  UCR182683  Amsinckia intermedia R. G. Swinney 1998-4-13 5955 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  RSA0079967  Amsinckia intermedia P. H. Raven 1962-4-11 17261 Los Angeles San Clemente Island: sandy beach due west of Wall 2. 9 Comment
  RSA213400  Amsinckia intermedia Reid V. Moran 1941-2-16 569 Los Angeles San Clemente Island. East side of Ravine, Middle Ranch. 500 Comment
  UCD119759  Amsinckia menziesii Ray Sanchez 1996-4-9 4 Los Angeles Near Gorman off I-5. Open Mountain Meadow. 1066 Comment
  RSA80263  Amsinckia menziesii var. menziesii P. A. Munz 1920-3-17 2686 Los Angeles Lone Hill, San Dimas. 305 Comment
  UC1084574  Amsinckia menziesii var. menziesii Francia Chisaki, Peter M. Ray 1952-5-1 2243 Los Angeles 0.4 mi w of junction of Bouquet Canyon Road (with road to Castaic Junction in Saugus) Comment
  CAS-BOT-BC227702  Amsinckia tessellata Steven R. Hill; Kate Kramer 2001-4-22 33338 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. North side of..., 804 Comment
  UCR223101  Amsinckia tessellata R. G. Swinney 2009-5-12 10730 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1463 Comment
  UCR192529  Amsinckia vernicosa var. vernicosa A. C. Sanders 2008-4-10 34789 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  RSA783110  Anagallis J. D. Olmsted 1959-3-23 311 Los Angeles Foot of San Gabriel Mnts: San Antonio wash drainage area. Blanchard park on Pomona College campus, west of Greek theater 366 Comment
  RSA465146  Anagallis arvensis T. S. Clare 1929-4-7 s.n. Los Angeles Topanga Canyon. Comment
  RSA0127005  Anaphalis margaritacea Louis C. Wheeler 1967-7-20 10125 Los Angeles Aliso Canyon. 1067 Comment
  RSA92386  Ancistrocarphus filagineus F. W. Peirson 1919-5-10 1302 Los Angeles Arraster [Arrastre] Creek. North base of San Gabriel Mountains 915 Comment
  RSA0073237  Anemopsis californica Bonnie C. Templeton, H. J. Andrews 1938-6-22 1685 Los Angeles Near Valyermo, Shoemaker Canyon. Comment
  UCR197763  Anisocoma acaulis Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 68 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  CLARK-A1528-1547  Anisocoma acaulis John C. Roos 1952-5-17 5678 Los Angeles Mojave Desert 914 Comment
  UCR191303  Antennaria dimorpha R. G. Swinney 1998-7-2 6259 Los Angeles San Gabriel Mtns., NE of Table Mountain, Wrightwood area, 0.6 mi. NE of junction of roads 4N21B, 4N21A, and 4N21 2134 Comment
  RSA12418  Anthemis cotula C. B. Wolf 1934-4-11 5630 Los Angeles Bryant Ranch, east of Long Beach, 250 ft. northeast of junction of Hathaway, Los Altos and 8th Streets. 15 Comment
  RSA416829  Anthemis cotula M. B. Dunkle 1928-5-28 s.n. Los Angeles Avalon Canyon Comment
  RSA94577  Anthemis cotula F. W. Peirson 1920-6-13 2105 Los Angeles Weed at 1250 Holliston Ave., Altadena. Comment
  RSA0053861  Antirrhinum coulterianum R. G. Swinney 2010-4-28 12438 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of the eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA574344  Antirrhinum coulterianum R. G. Swinney 1994-5-12 2843 Los Angeles Glendora Mountain Rd., 2.5 mi. N of jct with Big Dalton Canyon Rd. 518 Comment
  SBBG83173  Antirrhinum coulterianum R. Hoffmann 1929-5-19 Los Angeles 5 mi W of Castaic Comment
  LA210397  Antirrhinum nuttallianum subsp. subsessile Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SBBG131485  Aphanisma blitoides S. A. Junak 1996-4-11 SCI 284 Los Angeles small butte at S end of rocky beach, ca. 0.85 mi N of Eel Pt 12 Comment
  LA209584  Apiastrum angustifolium Carl Epling; Harvey Anderson 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  UCR142490  Apiastrum angustifolium F. R. Fosberg 1931-4-10 S- 4540 Los Angeles Channel Islands, Santa Catalina Island, Avalon Canyon below Pacific Divide 190 Comment
  RSA0019004  Apocynum cannabinum Steve Boyd, Valentin Arvizu, R. E. Riefner 2006-9-21 11686 Los Angeles Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  CHSC98400  Arabidopsis thaliana LeRoy Gross 2001-3-31 363 Los Angeles Los Angeles Basin: Verdugo Mountains region: South side: at end of Olive Ave, parked on Via Montana, in city of Burbank. Folllow an old road that is overgrown so that a faint trail is all that is left of this road. The old road goes up to the main crest with Sunset Canyon to the west and Story Canyon on the east. West facing slope, growing along old road, above a small side canyon that drains into Sunset Canyon. 365 Comment
  UC1586193  Arabis glabra Tim Ross 1991-8-16 5822 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat U.S.G.S 7.5' Quad. 1719 Comment
  RSA0126362  Arabis glabra var. glabra R. G. Swinney 2009-6-3 11059 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA502909  Arabis pulchra S. J. Myers, Ed LaRue 1989-3-20 s.n. Los Angeles Palmdale Area, Elizabeth Lake Road at Ca. Aqueduct., Approx. 34 deg. 35 N, 118 deg. 10 W 884 Comment
  RSA0098376  Arabis sparsiflora R. G. Swinney 2011-6-6 14987 Los Angeles San Gabriel Mountains: Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  SEINET10532881  Araucaria bidwillii David B. Dunn 1939-10-25 Dunn UMO 46542 Los Angeles Cultivated tree near Colorado Blvd and Orange, Pasadena, California. Comment
  RSA629078  Arctostaphylos Tim Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch, Alex Quici 1990-6-27 3921 Los Angeles Liebre Mountain: North slope, along upper portions of the Pacific Crest Trail which follows the ridge just east of Horse Camp Canyon. 1488 Comment
  RSA629097  Arctostaphylos Jon E. Keeley, Allen Massihi 1992-8-20 20221 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  CAS-BOT-BC23853  Arctostaphylos catalinae Brandegee 1889-5-1 24 Los Angeles Santa Catalina Island Comment
  UC1369832  Arctostaphylos catalinae Robert F. Thorne and D. Propst 1968-5-28 37669 Los Angeles Bulrush Canyon Santa Catalina Island (upper n-facing slope) 411 Comment
  RSA626753  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-8-20 20493 Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  UCR150242  Arctostaphylos glandulosa Kerry Knudsen, Rolf Muertter, Teresa Proscewicz 2005-2-10 2372 Los Angeles Transverse Range, Los Angeles, Santa Monica Mountains, Griffith Park, north side of Mt. Hollywood 425 Comment
  RSA629086  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20348 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  RSA530066  Arctostaphylos glandulosa subsp. mollis T. S. Ross 1991-8-16 5864 Los Angeles Horse Flats (southern end) 823 Comment
  RSA629094  Arctostaphylos glandulosa var. cushingiana Jon E. Keeley, Allen Massihi 1992-8-20 20259 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  CAS-BOT-BC39342  Arctostaphylos glauca Ernest C. Twisselmann 1959-6-2 5339 Los Angeles Old Ridge Route, 2.2 miles south of Sandberg's Lodge. 1203 Comment
  RSA631469  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15765 Los Angeles Santa Clara Divide Road (3N17), 6-7 km off Sand Canyon Road. 1000 Comment
  UCD51282  Arctostaphylos glauca Kenneth A. Wilson 1961-2-12 845 Los Angeles Eastern foothills of San Gabriel Mountains; Big Rock Spring. Comment
  SBBG125328  Arctostaphylos parryana subsp. parryana A. Parikh, N. Gale 2010-6-19 3352 Los Angeles Upper Big Tujunga Cyn, 0.9 km W of Shortcut Station, 0.6 km N of St Hwy 2, San Gabriel Mtns 1247 Comment
  RSA635125  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20294 Los Angeles Road to Mt. Gleason, 1 km west of Mill Creek Summit, San Gabriel Mtns. 1550 Comment
  UCR223553  Arctostaphylos patula R. G. Swinney 2009-6-2 10995 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  RSA725893  Arenaria douglasii A. C. Sanders 2003-5-1 26251 Los Angeles Western San Gabriel Mtns.: SE rim of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and south of the filtration plant, Newhall Ranch. 412 Comment
  SD234867  Arenaria douglasii A. C. Sanders 2003-5-1 26251 Los Angeles Western San Gabriel Mtns.: SE rim of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and south of the filtration plant, Newhall Ranch. Comment
  UCR184203  Arenaria douglasii A. C. Sanders, T. B. Salvato 2007-4-24 33491 Los Angeles Tehachapi Mountains, hills above head of Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1128 Comment
  RSA180097  Arenaria macradenia var. arcuifolia Wandalee Thompson 1965-7-20 s.n. Los Angeles Pine Canyon. 1097 Comment
  RSA526611  Aristida adscensionis Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4193 Los Angeles San Clemente Island: Upper reaches of China Canyon, S end of island, W side. Comment
  RSA188105  Aristida adscensionis var. modesta R. F. Thorne 1966-4-7 35942 Los Angeles Santa Catalina Island: Cherry Valley 61 Comment
  CAS-BOT-BC146298  Aristida ternipes var. gentilis George B. Grant 1905-4-2 66 -6459 Los Angeles Altadena. Comment
  CAS-BOT-BC90165  Artemisia californica Louis C. Wheeler 1931-11-20 365 Los Angeles 2 mi. N Claremont 411 Comment
  SD30750  Artemisia californica Edith A. Purer 1931-2-11 Los Angeles Griffith Park Comment
  UC472240  Artemisia californica F. M. Reed 1909-7-2 2810 Los Angeles Pebbly Beach Road Catalina Island 15 Comment
  IRVC8954  Artemisia douglasiana P. W. Rundel 1965-2-6 1509 Los Angeles Palmer Canyon; just north of Padua Hills, west slope. San Gabriel Mountains 610 Comment
  UCR210255  Artemisia douglasiana R. G. Swinney 2008-8-13 9364 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  UCR276757  Artemisia douglasiana R. G. Swinney 2010-8-11 13484 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  RSA0096421  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
  UCR273217  Artemisia dracunculus R. G. Swinney 2011-10-18 15833 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
Read comments
Aug 24 2017
  CAS-BOT-BC93873  Artemisia dracunculus Ernest C. Twisselmann 1955-8-10 2350 Los Angeles San Emigdio Range - Castaic Valley, .5 mile north of Holland Summit 1219 Comment
  RSA188528  Artemisia dracunculus R. F. Thorne, John Olmsted 1965-8-26 35402 Los Angeles San Gabriel Mountains, Angeles National Forest: swampy area along Prairie Fork of San Gabriel River 1585 Comment
  UCR210013  Artemisia ludoviciana R. G. Swinney 2008-10-7 9468 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  RSA48849  Artemisia tridentata subsp. parishii J. C. Roos 1949-11-27 4704 Los Angeles Flats 4 miles east of Palmdale. 823 Comment
  UCR140648  Artemisia tridentata subsp. parishii Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-16 1- 5 Los Angeles Western Transverse Range, Acton [near Red Rover Mine], Escondido Canyon off Route 14, Site L1 950 Comment
  SD65485  Artemisia tridentata subsp. tridentata Reid Moran 1967-7-22 14082 Los Angeles Chilao, San Gabriel Mountains. 1650 Comment
  RSA0117685  Asclepias eriocarpa Lyman Benson 1951-6-21 14787 Los Angeles Claremont - Wash P.C. [Pomona College; Thorne's comment on location] Comment
  SBBG5709  Asclepias erosa R. Hoffmann 1927-9-19 Los Angeles Neenach Comment
  LA50695  Asclepias fascicularis Carl Epling; Nesta Hutchinson 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UC56831  Asclepias fascicularis Ernest Braunton 1902-6-30 521 Los Angeles Nigger Slough [Laguna Dominguez] Comment
  RSA0104710  Asclepias vestita Orlando Mistretta 1995-6-1 1762 A Los Angeles San Gabriel Mountains. Carr Canyon. 1021 Comment
  RSA0104714  Asclepias vestita subsp. vestita Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -85 Los Angeles Bob's Gap. At the south edge of Bob's Gap. 1444 Comment
  RSA0040540  Aspidotis californica Orlando Mistretta 1990-4-15 s.n. Los Angeles Fish Canyon, tributary to the San Gabriel River 336 Comment
  CAS-BOT-BC68853  Aspidotis californica S. S. Berry 1901-6-1 s.n. Los Angeles Claremont Comment
  UCR229520  Aster subulatus Jeremiah George 2011-9-28 s.n. Los Angeles South Coast, Long Beach, east side of Los Angeles River channel, south of West Shoreline Dr. offramp from 710 Fwy 4 Comment
  JEPS54675  Astragalus Frank W. Peirson 1922-7-5 3167 Los Angeles n Big Pines (Le Montaine); San Gabriel Mts, n of Big Pines, Le Montaine 2209 Comment
  POM2650  Astragalus bicristatus I. M. Johnston 1918-7-6 2056 Los Angeles Prairie Fork of San Gabriel River 2134 Comment
  RSA0139313  Astragalus bicristatus Sarah J. De Groot 2005-6-30 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest: Along forest service road 4N21 off Table Mountain Road. 2186 Comment
  CAS-BOT-BC180495  Astragalus brauntonii Ernest Braunton 1907-1-1 s.n. Los Angeles Near Santa Monica Comment
  RSA759630  Astragalus brauntonii A. Edwards, S. Norton 2010-8-5 2010 -4 Los Angeles City of Los Angeles, adjacent to Topanga State Park. Along and adjacent to existing trail. 538 Comment
  SEINET255354  Astragalus didymocarpus A. C. Sanders, Mark Elvin 2003-4-14 25970 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, hills immediately southewest of Magic Mountain, just across dirt service road, south of Santa Cara River 351 Comment
  UCR51006  Astragalus didymocarpus A. C. Sanders, E. J. Lawlor 1988-4-3 7757 Los Angeles Tehachapi Mountains, southwest end of the Tehachapi Mtns, l mi northwest of Gorman on a gasline rd, 0.4 mi above old highway 1284 Comment
  CAS-BOT-BC182927  Astragalus douglasii var. perstrictus W. R. Dudley; F. H. Lamb 1896-6-9 4410 Los Angeles Elizabeth Lake [Canon] Canyon, near [Lovell's] Lovell, Liebre Mountains Comment
  CAS-BOT-BC178347  Astragalus gambelianus Alice Eastwood 1906-5-27 52 Los Angeles Garvanza - country adjacent to Los Angeles Comment
  RSA415514  Astragalus gambelianus F. R. Fosberg 1931-5-7 54841 Los Angeles Santa Catalina Island. Cape Blanco, Cottonwood Canyon. 200 Comment
  SBBG68293  Astragalus gambelianus M. N. Ackley 1926-5-8 559 Los Angeles Little Rock 914 Comment
  RSA415517  Astragalus gambelianus Samuel R. Tyson 1943-4-22 s.n. Los Angeles Big Dalton Canyon. 396 Comment
  SD111579  Astragalus lentiginosus var. antonius Wayne P. Armstrong 1982-7-18 Los Angeles Blue Ridge Road southwest of Wrightwood, near Guffy Campground. 2440 Comment
  LA205276  Astragalus lentiginosus var. fremontii Carl Epling; May 1927 Los Angeles Ridge Route near Summit Comment
  RSA479534  Astragalus leucolobus Steve Boyd, Laura Kopase 1987-6-8 2076 Los Angeles 5 miles WNW of Wrightwood in Cedar Canyon near jct. w/ Mescal Creek. 1524 Comment
  UCR18027  Astragalus leucolobus George K. Helmkamp 1974-6-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain 1982 Comment
  RSA526648  Astragalus miguelensis Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4208 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  SBBG37887  Astragalus miguelensis M. B. Dunkle 1939-4-5 7267 Los Angeles China Pt Comment
  RSA515089  Astragalus nevinii Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-29 798 -2 Los Angeles San Clemente Island: NW end of main runway. 3 Comment
  UCR222760  Astragalus pachypus R. G. Swinney 2009-5-12 10755 Los Angeles Transverse Range; San Gabriel Mtns., lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock 1088 Comment
  RSA415761  Astragalus trichopodus Anstruther Davidson 1891-06 s.n. Los Angeles Catalina Island. Comment
  JEPS54536  Astragalus trichopodus var. phoxus W. L. Jepson 1928-4-18 12425 Los Angeles Mts. above Castaic (n Los Angeles Co.); Mts. above Castaic 975 Comment
  RSA415706  Astragalus trichopodus var. phoxus H. C. Ackley 1927-05 s.n Los Angeles Mulholland Drive, Los Angeles. Comment
  RSA155322  Atriplex californica P. H. Raven 1962-4-11 17254 Los Angeles Due west of Wall 2, San Clemente Island 9 Comment
  RSA155921  Atriplex californica P. H. Raven 1962-7-10 17951 Los Angeles Near west shore of island, due west of Wall 2, San Clemente Island Comment
  UC217019  Atriplex californica I. Johnston 1917-6-10 1270 Los Angeles Playa del Rey Playa del Rey (sandy cliffs along shore, Southern California) Comment
  UCR24799  Atriplex confertifolia O. F. Clarke 1981-5-5 s.n. Los Angeles Western Mojave Desert, City of 'Lancaster' [Palmdale?] near Avenues 'P' and 60th [East] 784 Comment
  RSA190907  Atriplex coulteri R. F. Thorne 1967-5-18 36860 Los Angeles Middle Bulrush canyon, Santa Catalina Island. 243 Comment
  RSA596177  Atriplex rosea L. C. Wheeler 1946-8-28 6294 Los Angeles San Gabriel Mountains. Caldwell Lake. 1569 Comment
  RSA450804  Atriplex semibaccata A. C. Sanders 1987-12-4 7440 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  RSA453964  Atriplex semibaccata F. R. Fosberg 1930-7-7 7406 Los Angeles Seal Beach, Alamitos Bay. Comment
  RSA478432  Atriplex serenana Anstruther Davidson 1917-9-1 3278 Los Angeles Alvarado St. Comment
  RSA478430  Atriplex serenana Joseph A. Ewan 1929-8-14 3421 Los Angeles Westwood Hills. 137 Comment
  CAS-BOT-BC176588  Atriplex serenana var. davidsonii E. Braunton 1902-4-27 s.n. Los Angeles Temple St., Los Angeles Comment
  CAS-BOT-BC176739  Atriplex serenana var. serenana Alice Eastwood 1908-9-1 77 Los Angeles Bimini Baths Comment
  SBBG105  Atriplex serenana var. serenana R. Hoffmann 1927-7-16 Los Angeles Chandler's Comment
  RSA714194  Avena barbata Valerie L. Soza, Miriam Sidibeh 2003-3-26 1616 Los Angeles Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  LA11008  Avena fatua Harlan Lewis; 1941-3-19 Los Angeles Faculty Hill, U.C.L:.A., Westwood Comment
  UCR219933  Avena sativa R. G. Swinney 2009-4-16 10377 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel fire road, Van Tassel Canyon 439 Comment
  RSA155834  Azolla filiculoides Peter H. Raven 1962-5-22 17853 Los Angeles Santa Catalina Island. Hillside near stream about 1 mile below Middle Ranch. Comment
  CHSC55839  Baccharis emoryi L. P. Janeway 1988-7-24 3162 Los Angeles Puente Hills, between Whittier and La Puente. Low in Arroyo San Miguel. 175 Comment
  CATA3206  Baccharis glutinosa Julie L. King 2016-11-22 25 Los Angeles Santa Catalina Island: Big Springs Canyon, 0.5 miles north on Isthmus Rd. from junction with road to Little Harbor, 60 meters directly east of Isthmus Rd. in drainage 29 Comment
  RSA522972  Baccharis pilularis Timothy S. Ross 1991-2-23 4083 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 293 Comment
  RSA649916  Baccharis pilularis Matt Brooks 1988-4-15 9 Los Angeles Whittier, Turnbull Canyon Rd. 1.7 miles east of its intersection with Beverly Blvd. Comment
  CAS-BOT-BC99627  Baccharis plummerae Peter H. Raven; Henry J. Thompson 1958-10-11 13749 A Los Angeles Tuna Canyon 1.8 miles north of Coast Highway 426 Comment
  POM350445  Baccharis plummerae Anstruther Davidson 1891-9-10 2015 Los Angeles Topanga Canyon Comment
  CAS-BOT-BC106752  Baccharis salicifolia A. Ramsay Mar. 205 Los Angeles Little Tujunga Canyon Comment
  CAS-BOT-BC98174  Baccharis salicifolia W. R. Dudley 1907-11-25 s.n. Los Angeles Near Monrovia Comment
  POM350361  Baccharis salicifolia Anstruther Davidson 2014 Los Angeles E. Los Angeles. Comment
  RSA590936  Baccharis salicifolia Orlando Mistretta 1994-4-12 1027 Los Angeles Little Rock Creek: Slopes E of Little Rock Reservoir 976 Comment
  SBBG39528  Baccharis salicifolia L. S. Rose 1969-12-30 69117 Los Angeles Franklin Cyn 213 Comment
  UCR261340  Baccharis salicifolia R. G. Swinney 2010-4-1 12162 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  SEINET7239587 Image available Baccharis salicifolia I. W. Clokey, B. C. Templeton 1930-3-11 4604 Los Angeles Los Angeles, Beverly Boulevard Comment
  UC1587681  Baccharis salicifolia subsp. salicifolia Tim Ross 1991-3-9 4161 Los Angeles 300 ft sw of Colima Rd X Camino del Sur Whittier Hills (Whittier Hills (Puente Hills, pro parte)) 213 Comment
  UCR205971  Bassia hyssopifolia Julie A. Greene 1997-9-12 s.n. Los Angeles South Coast, Long Beach area, intersection of Pacific Coast Hwy (Calif. Hwy 1) and Studebaker Road, near Long Beach Marina 5 Comment
  UC483195  Bergerocactus emoryi L. R. Abrams and I. L. Wiggins 1931-7-6 420 Los Angeles San Clemente Island; San Clemente Island, vicinity of Mosquito Harbor Comment
  UC159222  Bergia texana Theodore W. Minthorn 1910-10-22 8 Los Angeles 5 miles East of Los Angeles Comment
  LA94375  Beta vulgaris Peter H. Raven; Henry J. Thompson 1959-9-6 14387 Los Angeles Santa Monica Mountains, Malibu Creek, mouth of creek 12 Comment
  CATA241  Beta vulgaris subsp. maritima Mark L. Hoefs, A. Douglas Propst 1973-5-4 238 Los Angeles Santa Catalina Island: Indian Head Point 60 Comment
  UC53984  Bidens laevis H. P. Chandler 1902-9-9 2079 Los Angeles Ballona Marshes Comment
  JEPS16885  Bidens pilosa Peter H. Raven 1956-6-17 9406 Los Angeles Westwood, Los Angeles Los Angeles, Westwood Comment
  RSA485311  Bidens pilosa Patricia Callahan 1965-4-20 10 Los Angeles Wash, Pomona Campus, Claremont. 366 Comment
  UCD105591  Bituminaria bituminosa P. A. Munz 1962-5-29 24319 Los Angeles Millard Canyon, San Gabriel Mts. 609 Comment
  LA21887  Bloomeria crocea Carl Epling; 1926-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  UC1133855  Bloomeria crocea A. D. Gifford 1934-4-23 159 Los Angeles 2 mi. n.e. Castro Peak; Triunfo Pass Quad. Comment
  RSA652653  Bloomeria crocea B. Daniel Stickney 1981-5-23 33 Los Angeles San Jose Hills N of Cal Poly, Pomona. Comment
  RSA367442  Bloomeria crocea var. crocea John Ingram 1950-5-6 104 Los Angeles Puente hills near Westmont tract, Pomona Comment
  RSA226180  Boechera californica Gary D. Cromwell, David W. Wheat 1971-5-8 638 Los Angeles Mystic Canyon, 2 mi. NE of Glendora. 457 Comment
  UCD170975  Boechera pulchra R. G. Swinney 2009-5-12 10718 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, 0.3 mi. SE of junction of Alimony Ridge and Alimony Ridge Rd. 1253 Comment
  RSA0094387  Boechera sparsiflora Richard G. Swinney 2011-5-31 14917 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
  POM50052  Boisduvalia glabella L. R. Abrams 1901-6-6 1740 Los Angeles Ballona Creek, Mesmer. Comment
  CAS-BOT-BC95409  Bowlesia incana Dr. Barton W. Evermann 1918-3-29 s.n. Los Angeles Santa Catalina Island Comment
  SBBG131582  Bowlesia incana S. A. Junak 2000-4-15 SCa 1211 Los Angeles ridgeline between 2 cyns (one on E side of rd, one on W side), 0.4 mi from Divide Rd, location of bird transect #1 457 Comment
  SBBG19139  Bowlesia incana C. Burch 1963-12-8 Los Angeles first cyn S of Seal Cove Comment
  SEINET3240175  Bowlesia incana Reid Moran 1941-1 576 Los Angeles Middle Ranch, San Clemente Island. 500 Comment
  UC2026419  Bowlesia incana Louis C. Wheeler 1965-5-16 8704 Los Angeles LIEBRE MOUNTAIN: Ravine S of Two Shay Ranch, Bouquet Canyon. Comment
  UCD57087  Brachypodium distachyon Robert F. Thorne; P. Everett 1965-5-11 34532 Los Angeles Santa Catalina Island. E side of Catalina Harbor. 45 Comment
  SEINET10970562  Brassica nigra David B. Dunn 1971-8-12 Dunn 18354 Los Angeles Cultivated plant at 316 ave 50 in highland park. Comment
  UCD114847  Brassica rapa Gary Wallace; G. Cromwell 1966-2-19 1 Los Angeles In Glendora just south of intersection of Grand Ave. and Foothill Blvd. Comment
  CAS-BOT-BC100430  Brickellia californica I. M. Johnston 1917-7-31 1536 Los Angeles Icehouse [Canon] Canyon 2209 Comment
  RSA0116454  Brickellia californica R. G. Swinney 2010-9-30 13942 Los Angeles San Gabriel Mountains; 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon. 2305 Comment
  RSA642373  Brickellia californica Keith C. Hughes 1960-10-3 218 Los Angeles San Antonio Canyon. Mt. Range San Gabriel. 762 Comment
  RSA604140  Brickellia microphylla L. C. Wheeler 1956-9-16 7237 Los Angeles San Gabriel Mountains: Prairie Fork. 1828 Comment
  RSA729961  Brickellia microphylla R. G. Swinney 1998-10-24 7026 Los Angeles San Gabriel Mtns.: lower North Fork Lytle Creek ('Alpine Canyon'), east of saddle between Dawson Pk. and Pine Mtn. 2146 Comment
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Jun 7 2016
  RSA611538  Brickellia nevinii L. C. Wheeler 1968-9-29 s.n. Los Angeles San Gabriel Mountains: Cattle Canyon. Comment
  UCR273214  Bromus R. G. Swinney 2011-7-8 15491 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  UCR213966  Bromus arenarius Dave Silverman, Cindy Hopkins 2007-4-24 6739 Los Angeles Tejon Ranch, 1.8 km ESE of National Cement plant, 1.0 km W of Oso Pump Plant-CA Aqueduct, and 290 m S of the county line 976 Comment
  RSA133407  Bromus carinatus P. H. Raven 1959-5-3 14061 Los Angeles Santa Monica Mountains. Mulholland Drive near Beverly Glen Boulevard, (34?N; 118-119?W) 381 Comment
  RSA385303  Bromus carinatus Edwin Kline 1924-4-19 s.n. Los Angeles Near Brookside Park, Pasadena Comment
  UC816274  Bromus carinatus var. carinatus F. R. Fosberg 1931-4-3 S 4484 Los Angeles Santa Catalina Island, Pebble Beach Pebble Beach; Santa Catalina Island, Pebble Beach Comment
  RSA430467  Bromus catharticus A. C. Sanders 1987-9-18 7352 Los Angeles El Segundo Dunes, W of L.A. International Airport and Pershing Drive., (Near 33 deg 56'N, 118 deg 26'W.) 38 Comment
  POM363410  Bromus diandrus Edith A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Near Torrance. Comment
  RSA91369  Bromus diandrus F. W. Peirson 1918-04 1559 Los Angeles Altadena. Comment
  POM363878  Bromus grandis Robert M. Perkins 1936-3-22 105 Los Angeles [Los Angles? Pico and La Brea] Comment
  RSA191157  Bromus grandis R. F. Thorne, M. Z. Thorne 1967-7-19 37139 Los Angeles San Gabriel Mountains, Angeles National Forest, Crystal Lake Recreation Area; above junction of roads to Crystal Lake and Angeles Crest Highway 1555 Comment
  SEINET10520218  Bromus grandis LeRoy R. Abrams 1902-7-2 Abrams 2632 Los Angeles Little Santa Anita canyon. Comment
  POM363871  Bromus hordeaceus Edith A. Purer, Freda Detmers 1931-3-25 sn. Los Angeles Palos Verde Hills. Comment
  RSA0106845  Bromus hordeaceus R. G. Swinney 2011-5-10 14632 Los Angeles San Gabriel Mountains: Angeles Natl. Forest, Manzanita Mt., at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center. 616 Comment
  RSA64154  Bromus hordeaceus Valerie L. Soza 1997-4-11 34 Los Angeles Bernard Field Station of the Claremont colleges, located on the NW corner of Mills Ave. and Foothill Boulevard., 34 ' 06' 39N, 117 ' 41' 48W 412 Comment
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Mar 18 2009
  CHSC95530  Bromus madritensis subsp. madritensis LeRoy Gross; Valerie Soza 2001-6-6 441 Los Angeles Los Angeles Basin region: Verdugo Mountains, north side; Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. Down the road (north) until you come to bottom of canyon. 427 Comment
  CATA767  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-5-28 1307 Los Angeles Santa Catalina Island: Near road from Black Jack to Middle Canyon [Cape Canyon Road] 469 Comment
  HSC9312  Bromus madritensis subsp. rubens C. S. Apperson 1967-6-22 Los Angeles Newhall Ranger Station. Comment
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Aug 7 2014
  HSC9330  Bromus madritensis subsp. rubens C. E. Fellows 1965-4-19 2 Los Angeles Southern Mojave Desert, SW corner at intersection of Hwy. 138 and Victorville cutoff Comment
  LA13837  Bromus madritensis subsp. rubens Harlan Lewis; 1941-3-19 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). Comment
  UCR258903  Bromus rubens R. G. Swinney 2010-4-30 12462 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, 0.67 miles east of Wilson Cyn. Debris Basin on south side of the ridge south of the southern of the two eastern forks of Wilson Cyn. 616 Comment
  RSA0019957  Bromus tectorum L. C. Wheeler 1968-4-26 s.n. Los Angeles Saddle immediately east of Magic Mountain Comment
  SBBG20537  Cakile maritima E. R. Blakley 1963-12-7 6361 Los Angeles just above beach, E of lighthouse, Chenity Cyn 3 Comment
  RSA747556  Calandrinia ciliata R. G. Swinney 2008-4-16 8677 Los Angeles San Dimas, Spring Canyon, north end between east and west forks of canyon 393 Comment
  RSA65437  Calandrinia ciliata F. W. Peirson 1919-3-30 356 Los Angeles Tujunga Canyon, west end of San Gabriel Mts. Comment
  UC1136632  Calandrinia ciliata A. D. Gifford 1935-3-17 486 Los Angeles 3 mi from mouth of canyon; Angeles National Forest, Tejon Quadrangle, Elizabeth Canyon Comment
  CATA1916  Calocedrus decurrens Grant Powell 2014-7-30 3 Los Angeles Santa Catalina Island: Along Middle Ranch Road, about 0.5 miles southwest of Pump House 2 299 Comment
  CAS-BOT-BC132265  Calochortus catalinae LeRoy Abrams 1903-3-14 3143 Los Angeles San Pedro Hills Comment
  POM147681  Calochortus catalinae Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  RSA134848  Calochortus catalinae Peter H. Raven, Henry J. Thompson 1960-4-24 15118 Los Angeles Santa Monica Mountains, Decer [Decker] Road about 2 miles north of Coast Highway. 244 Comment
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May 28 2014
  RSA590413  Calochortus catalinae Timothy S. Ross 1993-4-21 6865 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); saddle on E side of peak. 448 Comment
  RSA0113509  Calochortus catalinae Lyman Benson 1949-4-29 13599 Los Angeles Hills 4 miles southwest of Pomona. Mt. Range: Puente Hills. 304 Comment
  CAS-BOT-BC132346  Calochortus clavatus Dr. Barton W. Evermann 1916-5-15 s.n. Los Angeles Newhall Comment
  CAS-BOT-BC132341  Calochortus clavatus Gale Sphon 1959-5-9 329 Los Angeles 1.7 miles northeast of Soledad Canyon turnoff on Highway 6, Mint Canyon Comment
  RSA785919  Calochortus clavatus var. pallidus K. Dobry 1991-10-22 652 Los Angeles Santa Monica Mountains section. 1 mile east of Las Virgnes [Virgenes] Hwy off Mullholland. Comment
  UCR124385  Calochortus plummerae I. W. Clokey, B. C. Templeton 1929-1 4579 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  UCR51546  Calochortus venustus K. S. Kamrath 1988-5-28 s.n. Los Angeles San Gabriel Mtns, Angeles National Forest on Pine Canyon Road (Hwy N2), 5 mi east of Three Points 1402 Comment
  RSA710182  Calycoseris parryi LeRoy Gross 2005-5-3 2218 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA0096977  Calyptridium monandrum R. G. Swinney 2011-5-31 14892 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
  CAS-BOT-BC221398  Calystegia longipes Tim Ross; Steve Boyd 1992-7-5 6623 Los Angeles Liebre Mountains. Red Mountain: between the Red Mtn summit area and the 3704-foot knoll to the SE of it 1109 Comment
  UC1349038  Calystegia macrostegia Robert F. Thorne and P. Everett 1965-5-10 34466 Los Angeles grassy bank on n slope Black Jack Mt. (Santa Catalina Island); , n slope Black Jack Mt. 457 Comment
  UCR209047  Calystegia macrostegia Dan S. Cooper 2009-3-24 s.n. Los Angeles Santa Monica Mountains, Beverly Hills, near upper end of Laurel Way in lower Franklin Canyon 235 Comment
  LA204766  Calystegia macrostegia subsp. amplissima Jonathan Sauer; D. L. Johnson 1969-5-10 4481 Los Angeles San Clemente Island, central W coast N of Eel Point Comment
  UCD126085  Calystegia macrostegia subsp. arida P. B. Kennedy 1928-3-28 s.n. Los Angeles Santa Catalina Island. Avalon. Comment
  POM155620  Calystegia macrostegia subsp. intermedia P. A. Munz, M. L. Bryan, I. M. Munz 1928-8-22 9 Los Angeles Mandeville Canyon, near Santa Monica. 152 Comment
  UC1922281  Calystegia macrostegia subsp. intermedia Valerie Soza, Susan Caplow 2003-4-11 1634 Los Angeles Transverse Ranges; Verdugo Mountains; Brand Park vicinity, upper Brand Canyon, alongside Brand Park Motorway 549 Comment
  CATA300  Calystegia macrostegia subsp. macrostegia Mark L. Hoefs 1973-6-5 320 Los Angeles Santa Catalina Island: By upper White's Landing Road 426 Comment
  UCR187215  Calystegia malacophylla A. C. Sanders 2006-4-25 32187 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  RSA11037  Camissonia bistorta Carl B. Wolf 1928-3-29 1590 Los Angeles Castaic; South base of Ridge Route road 396 Comment
  RSA127834  Camissonia bistorta Peter H. Raven 1959-4-18 13997 Los Angeles Santa Monica Mountains, Point Dume, sandy field behind point. 24 Comment
  SEINET4680867  Camissonia bistorta Timothy S. Ross 1994-5-4 7618 Los Angeles San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; about 600 m SW of summit of grade; about 2460 m ESE of Grass Mtn summit. Lake Hughes 7.5'USGS Quadrangle.; 0 2460 Comment
  UCR108653  Camissonia californica L. C. Wheeler 1967-5-18 9615 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  RSA587237  Camissonia californica Orlando Mistretta 1994-5-11 1186 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground 1037 Comment
  RSA454719  Camissonia campestris subsp. campestris Robert M. Perkins 1937-4-23 360 Los Angeles Antelope Valley, Mojave Desert, 2 miles S of Lancaster, semi-desert. Comment
  RSA164758  Camissonia confusa Wesley O. Griesel 1963-5-26 790 Los Angeles Near Mile High Ranch, Road to Big Pines. San Gabriel Mts. 1677 Comment
  RSA778920  Camissonia confusa Orlando Mistretta, Christine Mistretta 2010-6-3 5244 Los Angeles Mill Creek Canyon, 1.80 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  RSA667598  Camissonia graciliflora Steve Boyd, Lee Lenz 2001-5-2 10422 Los Angeles Along Hwy 138, base of hills at edge of westernmost end of the Antelope Valley, just east of the junction with the old Ridge Route. [Latitude should be 34 instead of 36] Comment
  RSA748330  Camissonia hirtella Justin M. Wood 2009-6-1 781 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  UCR166270  Camissonia hirtella Scott D. White, Chet McGaugh 1995-5-9 2992 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  UCR227368  Camissonia hirtella Orlando Mistretta, Christine Mistretta 2008-5-16 3103 Los Angeles Transverse Range; San Gabriel Mountains, Southern California Edison transmission line corridor (Segment 6, structure 109 per TRTP Survey 2008), upper Fish Canyon 1001 Comment
  UCR65192  Camissonia micrantha F. R. Fosberg 1931-3-20 S- 04315 Los Angeles Santa Catalina Island, Mouth of Hamilton Canyon 2 Comment
  RSA585425  Camissonia pallida subsp. pallida Tim S. Ross, Steve D. Boyd 1990-5-31 2748 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA0116322  Camissonia strigulosa A. C. Sanders 2008-4-17 34916 Los Angeles Transverse Range: 1.5 mile SW of Neenach School, c. 0.75 mi. SW of VABM Pine, south of peak 3413. 1012 Comment
  UCR192009  Camissonia strigulosa A. C. Sanders 2008-4-17 34916 Los Angeles Transverse Range, 1.5 mile SW of Neenach School, c. 0.75 mi. SW of VABM 'Pine', south of peak 3413 1012 Comment
  SBBG60413  Camissoniopsis bistorta R. Hoffmann 1930-6-7 Los Angeles Elizabeth Lake Cyn Comment
  SDSU3321  Camissoniopsis bistorta H. Wedberg 1957-5-11 26 Los Angeles Hwy 70, 99, 0.15 mile west of Etiwanda Avenue sign. Comment
  SD85115  Camissoniopsis cheiranthifolia E. R. Blakley 1962-6-10 5255 Los Angeles San Clemente Island; large beach dunes near Wall #2. 9 Comment
  UC1250439  Camissoniopsis ignota Isabelle Tavares and Valera Brinson 1962-4-16 263 Los Angeles Bouquet Canyon Rd 3 mi s Bouquet Canyon Guard Station Comment
  LA46788  Camissoniopsis intermedia Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass Comment
  UC20647  Camissoniopsis pallida subsp. pallida J. Burtt Davy May 9 1896-May 24 1896 2506 Los Angeles Manzana Antelope Valley Comment
  UC635453  Canbya candida H. L. Mason 1932-4-1 6859 Los Angeles 1 mi e of Lancaster (Mohave Desert); Mohave Desert Comment
  RSA640635  Capsella bursa-pastoris L. C. Wheeler 1967-5-15 9601 Los Angeles San Gabriel Mountains: Elsmere Canyon; bottom of canyon near mouth. 434 Comment
  UC72036  Capsella bursa-pastoris Miss E. D. Palmer 1904-12-4 Los Angeles Shepherd's Purse, West Adams Heights West Adams Heights; Shepherd's Purse, West Adams Heights Comment
  LA200309  Cardamine californica Carl Epling; 1934-12-12 2967 Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon, near Seminole Hot Springs. 609 Comment
  RSA724804  Cardamine californica K. Dobry 1992-4-14 d- 1137 Los Angeles Camp Shalom. West Santa Monica Mts along Arroyo Sequit. 5 mi No of Pacific Coast Hwy. Comment
  UCSB10190  Cardamine californica H., J. 1941-4-4 Los Angeles San Dimas Canyon trail to flumes 4 and 5; field no. 588 609 Comment
  UCD114551  Cardamine oligosperma Daryl Koutnik 1978-3-24 152 Los Angeles west side of Decker Road, south of Carlisle Road. 487 Comment
  RSA115958  Carduus pycnocephalus George W. Garrettson 1955-4-22 20589 Los Angeles a weed on Phillips property, S of Covina Comment
  RSA639180  Carex alma L. C. Wheeler 1966-10-1 8933 Los Angeles San Gabriel Mountains: Millie's Orchard, lower Colby Ranch, Coldwater Canyon 1006 Comment
  RSA90863  Carex alma F. W. Peirson 1923-5-25 3526 Los Angeles along stream on south side of canyon of Rock Creek, San Gabriel Mountains. 1296 Comment
  SEINET7549350 Image available Carex alma Louis C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains: North side of Bichota Canyon, east of heliport. 1402 Comment
  POM308908  Carex barbarae Kay H. Beach 1943-8-27 672 Los Angeles On trail to Wolfskill Falls, San Dimas Experimental Forest, U.S. Forest Department. San Gabriel Mountains. Comment
  SEINET10653011  Carex barbarae Herbert C. Hanson Hanson s.n. Los Angeles Swamps. Comment
  SEINET11630074  Carex barbarae H. E. Hasse 1888-1 s.n. Los Angeles Los Angeles Comment
  HSC24483  Carex douglasii R. F. Thorne, M. Z. Thorne 1969-7-9 38548 Los Angeles San Gabriel Mtns, Angeles National Forest: summit of Table Mtn. above Big Pines Ranger Station 2134 Comment
  RSA191154  Carex fracta Robert F. Thorne, M. Z. Thorne 1967-7-19 37195 Los Angeles San Gabriel Mountains. 1981 Comment
  UCR271224  Carex heteroneura R. G. Swinney 2011-9-27 15710 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  RSA750214  Carex praegracilis R. G. Swinney 2005-7-21 8314 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  UC212824  Carex spissa G. B. Grant 1904-5-5 6190 Los Angeles Arroyo Seco, Pasadena Comment
  CAS-BOT-BC116597  Carex subfusca LeRoy Abrams 1901-7-1 1933 Los Angeles Mt. San Antonio. 3048 Comment
  UCSB25238  Carex triquetra Fosberg, F. 1931-4-16 Los Angeles Eagles Nest, Middle Ranch Canyon; Santa Catalina Island Comment
  CAS-BOT-BC229636  Carpobrotus chilensis Le Roy Abrams 1901-4-1 1196 Los Angeles Ballona Harbor Comment
  POM7000  Castilleja affinis Philip A. Munz, Street, Williams 1919-4-5 2448 Los Angeles Puddingstone Canyon Comment
  POM4197  Castilleja affinis O. W. Robinson 1916-3-8 s.n. Los Angeles Near Johnson's Pastures. N of Claremont. Comment
  JEPS66320  Castilleja applegatei subsp. martinii L. R. Heckard 1971-5-25 2584 Los Angeles just above the canyon bridge along road (N3) over San Gabriel Mts. to Palmdale San Gabriel Mts. 1341 Comment
  RSA714913  Castilleja exserta A. C. Sanders, Mark A. Elvin 2003-4-14 25978 Los Angeles Santa Clara River watershed; Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank. 305 Comment
  SEINET7063479  Castilleja exserta subsp. exserta A. G. Vestal 1947-4-2 s.n. Los Angeles Puenta Hill. UTM Zone 11, 426531mE, 3763984mN. (WGS84/NAD83). 309 Comment
  LA51885  Castilleja exserta subsp. venusta A. M. Johnson; 1932-3-12 sn Los Angeles Faculty Hill, U.C.L:.A., Westwood Comment
  RSA660111  Castilleja foliolosa Orlando Mistretta 1992-6-12 573 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  RSA0048552  Castilleja foliolosa Edward E. Gripp 1950-4-20 s.n. Los Angeles Topanga. 304 Comment
  JEPS23230  Castilleja linariifolia Rimo Bacigalupi with Reino Alava 1958-7-21 6461 Los Angeles 2.25 mi wnw Lake Hughes Post Office (in bed of Pine Creek, in San Andreas Rift Zone (fault valley), at n base of Sawmill Mtn. opposite Forsythe Canyon, Angeles National Forest); Angeles National Forest, San Andreas Rift Zone, Sawmill Mtn. 1075 Comment
  JEPS4832  Castilleja miniata Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1954-6-16 4212 Los Angeles near Paradise Trout Farm (Noal Berry's on maps) (sides of Big Rock Creek); Angeles National Forest, Big Rock Creek 1463 Comment
  RSA191190  Castilleja minor subsp. spiralis Robert F. Thorne, M. Z. Thorne 1967-7-19 37133 Los Angeles San Gabriel Mountains, Angeles National Forest: Yucca Flats Summer Home Tract at upper end of Canyon of N Fork of San Gabriel River 1250 Comment
  POM15446  Castilleja minor subsp. spiralis L. R. Abrams 1901-4-5 1366 Los Angeles San Fernando Mts. Comment
  RSA81451  Castilleja plagiotoma F. W. Peirson 1918-6-18 210 Los Angeles Rock Creek, north base of San Gabriel Mountains. 1250 Comment
  UCR187345  Castilleja plagiotoma LeRoy Gross 2005-6-23 2374 Los Angeles San Gabriel Mountains, Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek 1642 Comment
  RSA448608  Castilleja subinclusa subsp. subinclusa T. H. Holmes 1932-4-3 s.n. Los Angeles Mint Canyon. Comment
  RSA611649  Caulanthus cooperi Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10079 Los Angeles Liebre Mountains region: Anaverde Valley at north base of Sierra Pelona. 976 Comment
  POM369306  Caulanthus coulteri var. coulteri Ora M. Clark 1929-3-29 1821 Los Angeles East of Sandberg. Comment
  CAS-BOT-BC41135  Caulanthus heterophyllus George Loucks Moxley 1914-1-1 s.n. Los Angeles Annandale. Comment
  CAS-BOT-BC40404  Caulanthus inflatus Samuel B. Parish 1887-6-1 1972 Los Angeles Near Elizabeth Lake. Comment
  RSA618771  Caulanthus inflatus L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Edge of Antelope Valley. 40th Street East, between the California Water Project Canal and Barrel Springs Road. Comment
  CAS-BOT-BC47910  Ceanothus arboreus L. R. Abrams; I. L. Wiggins 1931-7-4 325 Los Angeles Santa Catalina Island - White's Landing Comment
  RSA399158  Ceanothus arboreus Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon. Santa Catalina Island Comment
  CAS-BOT-BC48760  Ceanothus crassifolius H. E. McMinn 1926-7-24 1796 B Los Angeles San Antonio Canyon Comment
  UC574965  Ceanothus crassifolius Carl Epling and R. Fowler Kneen April 1933 Los Angeles Boney Ridge Santa Monica Mts. Comment
  UCSB7116  Ceanothus crassifolius Haller, John 1950-3-12 Los Angeles San Gabriel Mtns. ridge between Big Dalton and San Dimas Canyons 914 Comment
  RSA399023  Ceanothus cuneatus var. cuneatus Bonnie C. Templeton, I. W. Clokey 1930-4-8 1084 Los Angeles San Francisquito Canyon, San Gabriel Mts. 900 Comment
  CAS-BOT-BC50572  Ceanothus leucodermis H. E. McMinn 1925-8-6 1555 Los Angeles Sawpit Canyon, San Gabriel Mts. Comment
  RSA621255  Ceanothus leucodermis Louis C. Wheeler 1968-4-26 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Head of Rattlesnake Canyon at Santa Clara Divide Road. 1410 Comment
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Aug 27 2014
  UC457235  Ceanothus leucodermis Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles Swartout Valley San Gabreil Mts. Comment
  RSA608337  Ceanothus megacarpus Louis C. Wheeler 1930-2-22 3 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  SD45616  Ceanothus megacarpus Darley F. Howe 1953-5-2 Los Angeles Wain Canyon, Catalina Island Comment
  UCR124377  Ceanothus megacarpus I. W. Clokey, B. C. Templeton 1929-1 4507 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  RSA95394  Ceanothus megacarpus F. W. Peirson 4447 Los Angeles Laurel Canyon. Comment
  UC124601  Ceanothus megacarpus var. insularis H. M. Hall 1908-6-15 8271 Los Angeles Swains Canyon in bottom near the sea; Santa Catalina Island 4 Comment
  UC1348879  Ceanothus megacarpus var. insularis Robert F. Thorne and Reed C. Rollins, Doug Propst, R. Carolin 1967-3-18 36733 Los Angeles Salta Verde approx. N of Salta Verde Pt.; Santa Catalina Island 365 Comment
  CAS-BOT-BC51445  Ceanothus megacarpus var. megacarpus Carl B. Wolf 1932-5-10 3541 Los Angeles Santa Catalina Island. Along ridge between summit of the equestrian trail & Mt. Shatto 335 Comment
  SBBG91497  Ceanothus megacarpus var. megacarpus M. W. Parratt 1965-1-25 640 Los Angeles Santa Catalina Island Comment
  RSA0005505  Ceanothus oblanceolatus Hutchinson 1921-5-1 3412 Los Angeles Bouquet Canyon Comment
  CAS-BOT-BC50478  Ceanothus oliganthus Joseph Andorfer Ewan 1933-5-16 10852 Los Angeles San Gabriel Mts. - Little Santa Anita Canyon Comment
  UCR158847  Ceanothus oliganthus Scott D. White 1994-7-14 2239 Los Angeles Transverse Ranges; San Gabriel Mountains, San Dimas Canyon; along San Dimas Canyon Road 396 Comment
  RSA653928  Ceanothus oliganthus var. oliganthus Valerie L. Soza, Wayne Law, Laura Moore 2000-6-27 1032 a Los Angeles San Gabriel Mountains: Firebreak above Upper Winter Creek Trail, ca. 2 miles northwest of Chantry Flat along FS Road 2N41.2, north of San Olene Canyon. 850 Comment
  SD43388  Ceanothus oliganthus var. orcuttii Darley F. Howe 1948-5-2 Los Angeles Angeles Crest Road to Mt. Wilson 1128 Comment
  CAS-BOT-BC63312  Ceanothus spinosus unspecified 202 Los Angeles Santa Monica Canyon. Comment
  LA39242  Ceanothus spinosus H. L. Bauer; 1935-4-1 107 Los Angeles 731 Comment
  RSA398943  Ceanothus spinosus Ora M. Clark 1929-2-3 1496 Los Angeles Topango [Topanga] Canyon Comment
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May 29 2014
  UC55334  Ceanothus spinosus J. H. Barber 1897-1-9 12 Los Angeles Santa Monica Canyon Comment
  CAS-BOT-BC52497  Ceanothus vestitus Timothy S. Ross; Steve Boyd 1994-5-4 7655 Los Angeles Grass Mountain: ridgetop saddle between the main summit and the northeast summit. Lake Hughes 7.5' USGS Quadrangle 1383 Comment
  CDA1094  Centaurea melitensis Michael O Brien 2006-5-28 s.n. Los Angeles Malibu; El Pescador State Beach. Comment
  RSA0022527  Centaurea melitensis Duncan S. Bell, Caitlin Elam 2013-6-24 5252 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  LA200178  Centaurea melitensis Barry A. Prigge; 1985-6-14 6394 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  UCR146420  Centaurea repens LeRoy Gross 2002-8-24 667 Los Angeles West Mojave Desert Region, At junction of Hwy. 14 & Ave. H, Northwest area of Lancaster. 701 Comment
  SFV18298  Centaurea solstitialis E. Knudten 2001-7-25 5 Los Angeles Santa Monica Mountains Tuna Canyon. Along roadside in disturbed area. 450 Comment
  RSA656178  Centaurium venustum Joseph M. Keefe 1978-6-4 23330 Los Angeles Verdugo Mountains: 100 m east of Cafeteria, Glendale College, 1500 North Verdugo Road, Glendale, San Rafael Mountains. 287 Comment
  RSA304178  Centranthus ruber James R. Shevock 1970-9-12 463 Los Angeles Malibu Canyon. 152 Comment
  HSC104250  Centrostegia thurberi R. G. Swinney 2009-4-24 10463 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  CAS-BOT-BC179822  Centrostegia thurberi Ralph Hoffmann 1929-4-27 s.n. Los Angeles Sandy Flat, Lancaster Comment
  CHSC98402  Cerastium glomeratum LeRoy Gross 2000-4-27 191 Los Angeles San Rfael Hills: Ridgetop near lookout tower, east of the (2) Glendale Freeway. Along north side of main ridge, west of fire road, area burned in 1999. 548 Comment
  RSA0057898  Ceratophyllum demersum Richard G. Swinney 2010-9-7 13702 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  CAS-BOT-BC142114  Cercocarpus betuloides var. betuloides Carl B. Wolf 1932-5-10 3505 Los Angeles Avalon Canyon, above the last almond orchard - Santa Catalina Island 121 Comment
  SBBG128341  Cercocarpus betuloides var. betuloides V. Duran 1933-8-10 3544 Los Angeles South Fk Big Rock Crk 1394 Comment
  UC750569  Cercocarpus betuloides var. betuloides Lewis S. Rose 1946-7-23 46243 Los Angeles above Hollywood (Mulholland Drive); Santa Monic Mountains, Mulholland Drive 365 Comment
  UCSB9369  Cercocarpus betuloides var. betuloides Lloyd, Robert 1959-3-24 Los Angeles Oak Flats Fire Station, 10 miles north of Castaic, on US Highway 99 822 Comment
  HSC18565  Cercocarpus montanus var. glaber C. S. Apperson 1966-4-16 Los Angeles Texas Canyon Ranger Station, Angeles National Forest Comment
  CAS-BOT-BC32718  Cercocarpus montanus var. traskiae Blanche Trask 1898-3-1 s.n. Los Angeles Santa Catalina Isl. Salta Verde. Comment
  RSA190897  Cercocarpus traskiae Robert F. Thorne 1967-3-18 36735 Los Angeles Santa Catalina Island. Wild Boar Gully, ca. 1 mi. WNW of Salta Verde Point 198 Comment
  CAS-BOT-BC279508  Chaenactis artemisiifolia Timothy S. Ross 1993-6-1 7357 Los Angeles San Gabriel Mountains. Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon 853 Comment
  LA91606  Chaenactis artemisiifolia Bruce Douglas Clayton; Greg Clayton 1972-5-13 116 Los Angeles Santa Monica Mountains, Mountain Park Research Campus, on firebreak E of canyon overlook 594 Comment
  UCR259935  Chaenactis artemisiifolia R. G. Swinney 2010-4-28 12426 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
  POM351650  Chaenactis artemisiifolia Robin S. Collins 1973-5-28 306 Los Angeles 2 - 2 1/2 miles into canyon from beginning of pack trail 822 Comment
  POM351652  Chaenactis artemisiifolia N. C. Cooper 1945-5-1 2178 Los Angeles Santa Monica Mtns 762 Comment
  RSA12190  Chaenactis artemisiifolia C. B. Wolf 1928-6-29 1001 Los Angeles Seminole Hot Springs 457 Comment
  RSA652568  Chaenactis glabriuscula Frank Sparks 1948-4-17 s.n. Los Angeles Collected on side of ravine near campus [Cal Poly, Pomona ?], growing in sunny side 213 Comment
  UC54170  Chaenactis glabriuscula var. glabriuscula R. D. Williams 1902-3-1 Los Angeles Claremont Comment
  RSA176331  Chaenactis stevioides var. brachypappa R. F. Thorne 1963-5-15 31678 Los Angeles San Gabriel Mountains region: 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  SFV2082  Chamaesyce albomarginata P. G. Kilburn 1958-3-11 655 Los Angeles San Gabriel Mountains Wayside Honor Ranch, south of Castaic. On road to cow pasture above headquarters. Comment
  RSA606160  Chamaesyce maculata L. C. Wheeler 1969-10-19 s.n. Los Angeles San Gabriel Mountains: North Fork Dark Canyon at Angeles Crest Hwy. 868 Comment
  RSA656197  Chamaesyce melanadenia Joseph M. Keefe 1977-6-10 22062 Los Angeles Northern Verdugo Mountains; 1 km south of La Tuna Canyon Road on Fire Break Road West, Sun Valley 457 Comment
  UC1584702  Chamaesyce melanadenia Tim Ross 1991-3-24 4321 Los Angeles ridge to n Turnbull Canyan; Whittier Hills (Puente Hills, pro parte) 292 Comment
  RSA656186  Chamaesyce melanadenia Joseph M. Keefe 1978-5-11 22913 Los Angeles Verdugo Mountains: Stough Canyon, Firebreak Road, 0.5 km north of DeBell Golf Course, foothills of Verdugo Mtns, Burbank. 457 Comment
  RSA600224  Chamaesyce prostrata L. C. Wheeler 1960-7-9 7773 Los Angeles Duarte. 441 Pamela Street. Comment
  RSA616712  Chamaesyce serpillifolia subsp. serpillifolia L. C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: East Fork of Alder Creek off Big Tujunga. 1493 Comment
  RSA604373  Chamaesyce serpillifolia subsp. serpillifolia L. C. Wheeler 1970-9-11 s.n. Los Angeles San Gabriel Mountains: East Fork San Gabriel Canyon, 1/2 mile upstream from Alder Gulch. 1310 Comment
  JEPS52365  Chamaesyce serpyllifolia Frank W. Peirson 1921-6-20 2445 Los Angeles San Gabriel Mtns, San Gabriel River, North Fork 457 Comment
  RSA522951  Chenopodium album T. S. Ross, Orlando Mistretta 1990-10-26 3314 Los Angeles off the N side of Horse Canyon saddle in upper reaches of Horse Canyon drainage 853 Comment
  SFV1091  Chenopodium album P. G. Kilburn 1958-5-2 775 Los Angeles San Fernando Valley Northridge. SFVSC campus just east of Zelzah at Prairie Street.. Comment
  SEINET5763713 Image available Chenopodium ambrosioides A. M. Johnson 1934-1 4534 Los Angeles mouth of Santa Monica Canyon; Santa Monica Comment
  RSA0080644  Chenopodium berlandieri R. G. Swinney 2010-5-29 13008 Los Angeles May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar. 939 Comment
  UCR101699  Chenopodium californicum B. G. Pitzer 1998-5-23 3737 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  POM18756  Chenopodium murale P. A. Munz 1923-4-9 6689 Los Angeles San Clemente Island. Lemon Tank. Comment
  RSA64785  Chenopodium murale F. W. Peirson 1923-4-9 3481 Los Angeles San Clemente Island: canyon near Lemon Tank at Middle ranch Comment
  RSA104866  Chenopodium pumilio D. F. Howe 1956-8-19 s.n. Los Angeles Mulholland Drive. Comment
  RSA69266  Chimaphila menziesii F. W. Peirson 1919-7-29 524 Los Angeles Summit of Mt. Wilson, San Gabriel Mountains 1738 Comment
  RSA732843  Chorizanthe brevicornu var. brevicornu R. G. Swinney 2001-5-17 7951 Los Angeles Mojave Desert: Bobs Gap, c. 1/4 mile north of Panorama Rd. on Bobs Gap Rd. 1232 Comment
  UC849134  Chorizanthe parryi var. fernandina Alice Eastwood 1913-5-11 3139 Los Angeles San Fernando Wash Comment
  UCR126596  Chorizanthe parryi var. fernandina A. C. Sanders, Mark Elvin (#2969) 2003-8-7 27154 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon 351 Comment
  CAS-BOT-BC244722  Chorizanthe staticoides Ralph Hoffmann 1930-5-19 s.n. Los Angeles Mint Canyon, 4 miles east of Oaks Garage Comment
  RSA17081  Chorizanthe staticoides Carl B. Wolf 1936-5-26 7829 Los Angeles Santa Clara Valley, 1 mi. west of Castaic Junction. 335 Comment
  RSA512151  Chorizanthe staticoides S. J. Myers 1989-4-28 s.n. Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct. 884 Comment
  RSA778922  Chorizanthe xanti var. xanti Orlando Mistretta, Christine Mistretta 2010-6-2 5242 Los Angeles Mill Creek Canyon, 1.40 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1348 Comment
  UCR228424  Chorizanthe xanti var. xanti Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-21 8053 Los Angeles Lower south foothills of Sierra Pelona, 500 m N of Governor Mine, 800 m E of Red Rover Mine Rd, and 2.2 km N of I-14/Sierra Highway 1110 Comment
  SEINET5514073  Chrysothamnus nauseosus subsp. hololeucus J. C. Beatley 1969-1 Los Angeles along Rte 138 (rd from Palmdale to Victorville) near San Bernardino County line N of San Bernardino Mts NTS Herbarium coll. Drainage area: Antelope Valley drainage 1067 Comment
  RSA522294  Chrysothamnus nauseosus subsp. mohavensis Steve Boyd 1990-2-3 3827 Los Angeles just W of mouth of San Antonio Canyon. Comment
  CDA1282  Cirsium mohavense T. C. Fuller 1960-7-14 4912 -D Los Angeles W side of Hwy 6, 4 mi. N/Lancaster, 0.5 mi. S/ Hwy 138. Comment
  CDA1299  Cirsium occidentale var. californicum T. C. Fuller 1958-3-18 1182 58 B Los Angeles Wash below Padua Hill, L.A. County. (Claremont). Comment
  LA91482  Cirsium occidentale var. californicum Bruce Douglas Clayton; Greg Clayton 1972-4-7 83 Los Angeles 487 Comment
  POM352151  Cirsium occidentale var. californicum L. E. Hoffman, R. S 1929-5-14 s.n. Los Angeles Pacoima Canyon Comment
  POM6124  Cirsium occidentale var. californicum M. Hitchcock 1918-5-30 s.n. Los Angeles Indian Hill, Claremont Comment
  SBBG80130  Cirsium occidentale var. coulteri F. R. Fosberg 1931-5-14 4876 Los Angeles 2 mi above ranch, Middle Ranch Cyn 220 Comment
  SBBG80132  Cirsium occidentale var. coulteri F. R. Fosberg 1932-5-6 8129 Los Angeles Big Wash Cyn, Avalon 50 Comment
  UC127563  Cirsium occidentale var. venustum H. M. Hall 7398 Los Angeles Elizabeth Lake Comment
  CAS-BOT-BC285795  Cirsium vulgare Louis C. Wheeler 1932-7-14 1932 Los Angeles Lexington Wash near El Monte 73 Comment
  RSA155837  Cirsium vulgare Peter H. Raven 1962-7-14 18046 Los Angeles Weed in the Botanic Garden, Claremont. 320 Comment
  RSA187765  Cirsium vulgare R. F. Thorne 1966-9-14 36627 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. Margin of reservoir. 198 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
  CAS-BOT-BC438753  Cistanthe monandra Le Roy Abrams 1899-3-1 261 Los Angeles Ballona Harbor Comment
  RSA226054  Cistus creticus R. F. Thorne, C. W. Tilforth 1971-6-17 39920 Los Angeles Angeles National Forest; at Bear Divide station 822 Comment
  UC1871035  Cistus ladanifer T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-28 3942 Los Angeles Transverse Ranges; Liebre Mountains region; About 340 m NNW of the old Tumble Inn site along stretch of road between the old Ridge Route and Liebre Gulch. T7N R17W SE 1/4 NE 1/4 NE 1/4 SW 1/4 sect 7; elev ca 3600 feet. 1098 Comment
  RSA764495  Cistus salviifolius Orlando Mistretta, Christine Mistretta 2008-5-2 2611 Los Angeles N edge of the San Gabriel Mtns, Soledad Cyn, Southern California Edison substation in the vicinity of Vincent. Comment
  SEINET12235911  Citrus W. F. Wight 1909-1 3566 Los Angeles San Dimas Comment
  UCR187245  Clarkia A. C. Sanders 2006-5-16 32334 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake 991 Comment
  CAS-BOT-BC162637  Clarkia John H. Thomas 1957-5-17 6770 Los Angeles Occidental College Campus, Los Angeles, near Moore Laboratory Comment
  JEPS26606  Clarkia bottae Peter Kamb 1948-6-26 1132 Los Angeles near Ant Canyon (s side of Pacoima Canyon); San Gabriel Mts. 731 Comment
  POM3128  Clarkia bottae M. Hitchcock 1918-7-3 6 Los Angeles San Fernando Side of Topango [Topanga] Canyon Road. Comment
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May 29 2014
  RSA652346  Clarkia dudleyana Gene Cooper 1961-5-1 s.n. Los Angeles Big Dalton Canyon Comment
  POM50317  Clarkia epilobioides L. R. Abrams 1901-6-4 1706 Los Angeles Los Tunas Canyon. Comment
  LA211083  Clarkia purpurea Arthur C. Gibson; 2011-6-12 5357 Los Angeles SANTA MONICA MOUNTAINS, Along service road, UC NRS Stunt Ranch, Stunt Rd. 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
  CAS-BOT-BC163706  Clarkia purpurea subsp. quadrivulnera Alice Eastwood 1906-5-27 221 Los Angeles Burbank Comment
  RSA430216  Clarkia purpurea subsp. quadrivulnera Kathy Harper 1986-5-17 s.n. Los Angeles San Gabriel Mountains, Rd N3 at mile marker 20.28, vicinity of Hidden Springs, Angeles National Forest. Comment
  RSA724755  Clarkia purpurea subsp. quadrivulnera K. Dobry 1991-5-22 d- 669 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  UCR273565  Clarkia rhomboidea R. G. Swinney 2011-6-15 15180 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  RSA0066272  Clarkia similis Kay H. Beach 1942-5-29 637 Los Angeles 100 feet from Flume 4 in the San Dimas Experimental Forest, San Gabriel Mountains. Comment
  LA45499  Clarkia unguiculata W. R. Ernst; May 1947 sn Los Angeles 228 Comment
  UCR252556  Claytonia parviflora R. G. Swinney 2010-5-11 12670 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  RSA732813  Claytonia parviflora subsp. parviflora R. G. Swinney 2000-5-6 7668 Los Angeles San Gabriel Mtns.: c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage. 732 Comment
  RSA729875  Claytonia perfoliata R. G. Swinney 1999-5-22 7205 Los Angeles Le Montaine Canyon, c. 0.5 mi. south of Camp Junilee Rd. 1701 Comment
  RSA527772  Claytonia perfoliata Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4335 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  SD217354  Claytonia perfoliata Tim Ross, Laurel Arnseth 1990-4-8 4293 Los Angeles San Clemente Island. East side of island, Bruce Canyon near Malo Poin. Comment
  RSA466683  Claytonia perfoliata subsp. mexicana M. B. Dunkle 1929-3-23 2072 Los Angeles Middle Ranch, Santa Catalina Island. Comment
  SEINET13386995 Image available Claytonia perfoliata subsp. mexicana R. G. Swinney 2011-1 15035 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road (Chilao Flat 7.5' Q.) (T3N R11W S27) 1585 Comment
  CAS-BOT-BC91382  Clematis lasiantha Le Roy Abrams 1901-4-3 1306 Los Angeles Santa Monica Mountains. 304 Comment
  LA32196  Clematis lasiantha Peter H. Raven; Peter H. Raven 1959-4-3 13914 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, N-facing side of summit. 838 Comment
  RSA126749  Clematis lasiantha Peter H. Raven, Henry J. Thompson 1959-4-3 s.n. Los Angeles North slope near summit of Saddle Peak. 838 Comment
  RSA247432  Clematis lasiantha Jack Delaini 1974-5-9 178 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest 762 Comment
  UCD95599  Clematis lasiantha Daryl Koutnik 1978-3-27 175 Los Angeles Johnson's Pasture in Live Oak Canyon drainage at north end of Mountain Ave, Claremont. 579 Comment
  RSA0036237  Clematis lasiantha Walter Bertsch 1954-4-19 492 Los Angeles Little Dalton Canyon. 365 Comment
  RSA604720  Clematis ligusticifolia Louis C. Wheeler 1931-8-9 S- 6 Los Angeles San Antonio Canyon, San Gabriel Mountains. 915 Comment
  RSA579131  Cleome isomeris T. S. Ross, J. Mark Porter, Vanessa Ashworth, D. L. Banks, Megan Tommerup, Gery Allan 1994-3-28 7440 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; narrow, eroded canyon through southerly coastal bluffs, ca. 2750m SE of Inspiration Point and 2680m WNW of Whites Point. 15 Comment
  CATA354  Clinopodium douglasii Mark L. Hoefs 1973-7-20 399 Los Angeles Santa Catalina Island: Along stream bed, by Edison pump station, upper Middle Ranch Canyon 274 Comment
  JEPS4822  Collinsia callosa Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-14 4184 Los Angeles junction of road to Horse Flat and main (paved) road from Upper Chilao Recreation Area; San Gabriel Mountains, Angeles National Forest 1828 Comment
  POM93807  Collinsia callosa Marion Hill 1926-5-9 s.n. Los Angeles San Antonio Mountains. West end of Swartout [Swarthout] Valley near Big Rock Creek. Comment
  RSA408281  Collinsia heterophylla Dorothy Davis 1922-05 s.n. Los Angeles Hills around San Fernando Valley Comment
  RSA408288  Collinsia heterophylla L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  RSA0117358  Collinsia parryi Scott D. White, Kent Hughes 2000-5-16 7850 Los Angeles San Gabriel Mountains: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  RSA152086  Collinsia torreyi var. wrightii Wesley O. Griesel 1962-5-28 s.n. Los Angeles Big Pines 1829 Comment
  UCR191513  Collinsia torreyi var. wrightii R. G. Swinney 1998-7-8 6312 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  SEINET10317250 Image available Collinsia wrightii Wesley O. Griesel 1962-5-28 Los Angeles Big Pines, San Gabriel Mountains 1829 Comment
  RSA467088  Comarostaphylis diversifolia subsp. planifolia Albert J. Perkins 1919-4-29 s.n. Los Angeles slopes of Mt. Orizaba Comment
  RSA0072133  Consolida ajacis M. A. Savatgy 1966-6-10 s.n. Los Angeles Verdugo Hills. 91 Comment
  RSA443526  Conyza canadensis A. C. Sanders 1987-9-18 7357 Los Angeles El Segundo Dune, W of Los Angeles International Airport and Pershing Dr. 38 Comment
  UC468805  Conyza canadensis C. F. Millspaugh 1920-1-2 4508 Los Angeles beyond Golf Links; Santa Catalina Island, Avalon Comment
  OBI66294  Cordylanthus nevinii Scott D. White 2004-8-11 10704 Los Angeles San Gabriel Mts, about 8 air mi WNW of Wrightwood. E of Fenner Saddle Rd on Pacific Crest Trl. Vayermo [quad] 2195 Comment
  JEPS31840  Coreopsis bigelovii Ernest C. Twisselmann 1963-6-3 8367 Los Angeles just w of Gorman (road to Highway U.S. 99); Tehachapi Mountains 1203 Comment
  POM355973  Coreopsis bigelovii Robert Gustafson 1978-6-1 969 Los Angeles 0.5 mile E off main dirt road running through Hungry Valley, area paralleling upper Freeman Canyon, ca 1 mile S of Gorman. 1280 Comment
  RSA599326  Coreopsis bigelovii Steve Boyd, Lauren Raz 1997-3-26 9354 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  SEINET7836952 Image available Coreopsis douglasii G. B. Grant 681 Los Angeles Altadena Comment
  UC166689  Coreopsis gigantea George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 680 -2228 Los Angeles Santa Catalina Island Comment
  UC33140  Coreopsis gigantea Blanche Trask 1896-4-1 Los Angeles Avalon Santa Catalina Island, Avalon Comment
  JEPS30645  Corethrogyne filaginifolia Peter H. Raven and Henry J. Thompson 1959-6-4 14332 Los Angeles Point Dume; Santa Monica Mountains 45 Comment
  LA205796  Corethrogyne filaginifolia Harlan Lewis; 1940-8-5 sn Los Angeles San Gabriel Mountains, Charleston Flats 1371 Comment
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Feb 17 2015
  UC68929  Corethrogyne filaginifolia H. M. Hall 1905-7-1 6723 Los Angeles near Redondo Comment
  SD251661  Corethrogyne filaginifolia F. R. Fosberg 1931-7-11 S 5375 Los Angeles Santa Catalina Island; Middle Ranch Canyon at the mouth of Cape Canyon. 199 Comment
  POM40858  Corethrogyne filaginifolia var. filaginifolia Marcus E. Jones 1882-05 s.n. Los Angeles Pasadena. Comment
  JEPS50123  Cornus glabrata W. L. Jepson 1908-7-13 3046 Los Angeles first canyon n. of Avalon; Catalina Is. Comment
  RSA720395  Cornus sericea subsp. sericea R. G. Swinney 1997-7-22 5713 Los Angeles Government Canyon, W of Wrightwood, 0.75 mi W of San Bernardino Co. line at Hwy. 2, Blue Ridge Mountain area. 2073 Comment
  CAS-BOT-BC287265  Cotula australis Steven A. Junak 1997-2-25 SCI- 724 Los Angeles San Clemente Island: Wilson Cove, along road curb on S side of Admin Drive, just W of First Ave, directly across street from entrance to galley 45 Comment
  UCD130883  Cotula australis Geoffrey Levin 1976-4-20 712 Los Angeles Blanchard Park (Wash), Pomona College, Claremont. 365 Comment
  CATA328  Cotula coronopifolia Mark L. Hoefs 1973-7-13 363 Los Angeles Santa Catalina Island: Lower Middle Ranch Canyon, in stream bed 38 Comment
  JEPS30727  Cotula coronopifolia Peter H. Raven 1961-10-15 17845 Los Angeles 0.9 mi s of Atherton Street San Gabriel River, Long Beach 1 Comment
  CATA1555  Crassula connata Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-3-21 2812 Los Angeles Santa Catalina Island: Hillside of upper Cape Canyon 451 Comment
  JEPS36473  Crepis acuminata F. W. Peirson 1921-7-17 2507 Los Angeles Prairie Fork <of> San Gabriel River San Gabriel Mts. 2011 Comment
  SEINET3407308 Image available Cressa truxillensis Fay A. MacFadden 1934-9-10 12928 Los Angeles Culver City, waste land. Comment
  SJSU13235  Croton californicus C. W. Sharsmith 1943-9-10 4583 Los Angeles Mojave Desert near Llano Comment
  UCR282141  Croton setiger R. G. Swinney 2014-5-15 16545 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  UCR95495  Croton setiger L. C. Wheeler 1945-9-20 6155 Los Angeles San Gabriel Mtns., just west of divide of Kinneloa ('Sycamore') Canyon. 427 Comment
  UCSB7435  Croton setiger Wedberg, H. 1958-7-14 Los Angeles Faculty Hill, UCLA Campus Comment
  IRVC27007  Crypsis schoenoides A. C. Sanders, Mark Elvin 2003-8-7 27168 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur NE end of Santa Susana Mtns. 267 Comment
  CAS-BOT-BC189517  Cryptantha circumscissa var. circumscissa G. B. Grant 1906-6-20 6691 Los Angeles Summit, Mount Wilson 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
  POM368362  Cryptantha clevelandii var. florosa F. R. Fosberg 1931-3-25 669 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 140 Comment
  POM369516  Cryptantha intermedia E. A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  RSA629677  Cryptantha intermedia Scott D. White, Dave Bramlet 1998-6-29 6811 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  SBBG97038  Cryptantha intermedia S. Boyd with T. Ross, L. Arnseth 1990-4-8 4363 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  POM338020  Cryptantha intermedia F. R. Fosberg 1932-6-18 10687 Los Angeles head of Pine Canyon 572 Comment
  RSA652506  Cryptantha intermedia M. Wiseman 1992-4-29 3 Los Angeles California State Polytechnic University, one and a quarter miles east of Buzzard Peak in the San Jose Hills. West of parking lot J in the mouth of 'G' canyon. Comment
  UCR47253  Cryptantha leiocarpa A. C. Sanders 1987-6-10 7120 Los Angeles South Coast, Dunes at W end of the Los Angeles International Airport [LAX] 30 Comment
  UC61135  Cryptantha micrantha J. Burtt Davy May 9 1896-May 24 1896 2287 Los Angeles Lancaster Antelope Valley Comment
  SEINET13386994 Image available Cryptantha micrantha var. lepida R. G. Swinney 2011-1 15026 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road (Chilao Flat 7.5' Q.) (T3N R11W S27) 1585 Comment
  RSA596076  Cryptantha microstachys T. S. Ross, Steve D. Boyd 1995-6-28 8623 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  RSA599689  Cryptantha microstachys Steve Boyd, Lauren Raz 1997-5-6 9708 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  LA94314  Cryptantha muricata Carl Epling; Lincoln Ellison 1929-4-27 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  SBBG63610  Cryptantha muricata M. N. Ackley -Feb-1928 Los Angeles Eagle Rock 243 Comment
  UCR129933  Cryptantha muricata Orlando Mistretta, Steve Boyd, D. L. Banks 1994-4-29 1110 Los Angeles San Gabriel Mountains, Santiago Canyon, ridge on the W edge of Santiago Canyon watershed north of Forest Road 4N20 1372 Comment
  RSA0079558  Cryptantha muricata var. jonesii Julian P. Donahue 1983-5-30 s.n. Los Angeles Los Padres Natl. Forest, Sawmill Mountain. 1493 Comment
  RSA589969  Cryptantha nevadensis var. rigida Orlando Mistretta 1994-3-30 948 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E Creek below dam. 960 Comment
  UCR191732  Cryptantha nevadensis var. rigida A. C. Sanders 2008-4-23 35084 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  UCR214385  Cryptantha nevadensis var. rigida A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37951 Los Angeles Tehachapi Mountains, Crane Canyon, 0.83 mi. SE (142 deg. ) of Castac Lake, 1.81 mi. NE (35 deg. ) of Gorman, just S of Kern Co. line 1128 Comment
  CHSC95713  Cryptantha oxygona LeRoy Gross; Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 938 Los Angeles Transverse Ranges; San Gabriel Mountains region: Pacifico Mountain Road (3N17) ca. 1.3 miles NW along road from Alder Saddle to Pacifico Mountain and 2 miles SE from Mt. Pacifico Campground turnoff. UTM Zone; 380347N, 0405764E. 1792 Comment
  RSA587529  Cryptantha oxygona Orlando Mistretta, Steve D. Boyd, Darin Banks 1994-4-29 1103 Los Angeles San Gabriel Mountains: Santiago Canyon. Ridge on W edge of Santiago Cyn watershed N of Forest Road 4N20. 1372 Comment
  UCR277228  Cryptantha pterocarya var. pterocarya R. G. Swinney 2011-4-19 14397 Los Angeles San Gabriel Mountains, San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  RSA586967  Cryptantha simulans Orlando Mistretta 1995-5-23 1711 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. W side tributary drainage NE of Pacifico Mtn. 1905 Comment
  HSC7009  Cucurbita foetidissima C. E. Fellows 1965-9-3 129 Los Angeles 0.5 mi. W of intersection of Las Virgenes Rd. on Mulholland Rd. Comment
  LA210105  Cuscuta californica Louis C. Wheeler; 1932-5-21 734 Los Angeles Santa Monica Mountains, Garapito Creek Comment
  SBBG30058  Cuscuta subinclusa I. W. Clokey, B. Templeton -Jul-1920 4590 Los Angeles Mandeville Cyn 200 Comment
  UCR205952  Cuscuta subinclusa A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37077 Los Angeles San Gabriel Valley, Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  SBBG126126  Cuscuta subinclusa A. C. Sanders with T. B. Salvato, M. Provance 2009-5-26 36928 Los Angeles San Gabriel River between Bassett and S El Monte from Hwy 60 crossing to above confluence with San Jose Crk, vicinity of Thienes Ave public access to San Gab Riv greenway, along Edison powerlines 71 Comment
  SFV12471  Cylindropuntia prolifera M. H. Grayum, D. L. Koutnik 1978-3-6 973 Los Angeles Palos Verdes Pensinsula. On steep, coastal bluffs between Point Fermin and White's Point. Comment
  RSA235292  Cynodon dactylon M. A. Piehl 62498 Los Angeles Santa Catalina Island: main road above Goat Harbor. Comment
  RSA483536  Cynodon dactylon F. R. Fosberg 1931-4-1 S 4439 Los Angeles Santa Catalina Island: Hamilton Canyon near Avalon 75 Comment
  SBBG131722  Cyperus eragrostis S. A. Junak 1999-5-8 SCa 911 Los Angeles lower part of Fern Cyn, just 0.3 mi upstream from jct with Cottonwood Cyn 121 Comment
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Jul 28 2016
  UCD141078  Cyperus esculentus J. B. Perret 1921-8-17 s.n. Los Angeles San Fernando Valley. Comment
  UCR129416  Cyperus involucratus A. C. Sanders, Mark Elvin 2002-6-20 25246 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  UC1870321  Cytisus striatus LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1073 Los Angeles [Transverse Ranges; Verdugo Mountains region]; North side of mountains: North of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, freeway cut (210 Freeway) just east of La Tuna Canyon exit. 457 Comment
  RSA0021438  Datura meteloides E. S. Spalding 1923-10-11 s.n. Los Angeles Roadside Comment
  RSA792232  Datura meteloides Doris Bowers 1957-8-8 s.n. Los Angeles LaVerne. 335 Comment
  UC1595458  Datura wrightii Tim Ross 1992-4-27 6239 Los Angeles s side Indian Hill Mesa (sw of Rancho Santa Ana grounds); Claremont, Ontario U.S.G.S. 7.5' Quad. 393 Comment
  UCR206534  Datura wrightii A. C. Sanders, T. B. Salvato 2009-5-19 36824 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  CAS-BOT-BC130944  Deinandra clementina L. R. Abrams; I. L. Wiggins 1931-7-3 300 Los Angeles Santa Barbara Island Comment
  CATA1254  Deinandra clementina Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2335 Los Angeles Santa Catalina Island: Catalina Harbor 3 Comment
  SBBG43847  Deinandra clementina M. R. Benedict 1971-6-27 Los Angeles ca. 0.5 mi S of Wilson Cove Comment
  SBBG95446  Deinandra clementina M. B. Dunkle 1928-4-29 Los Angeles Little Harbor Comment
  UCSB36550  Delosperma litorale Gustafson, Robert 1981-5-15 Los Angeles Ballona Wetlands, Area 3; Near the fence at the extreme western boundary of Area 3 Comment
  SEINET3159275  Delphinium cardinale G. B. Grant 1904-6-17 276 Los Angeles collected at Pasadena Comment
  POM151043  Delphinium cardinale C. F. Baker 1903-6-22 5068 Los Angeles Claremont. Comment
  UCR222850  Delphinium parishii R. G. Swinney 2009-5-12 10715 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, 0.3 mi. SE of junction of Alimony Ridge and Alimony Ridge Rd. 1253 Comment
  RSA187960  Delphinium parryi Robert F. Thorne 1966-4-30 187960 Los Angeles Santa Catalina Island; mouth of Gallagher's Canyon. 8 Comment
  LA52179  Delphinium parryi subsp. parryi Carl Epling; 1926-5-8 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA584620  Delphinium patens subsp. hepaticoideum Tim S. Ross, S. D. Boyd 1991-4-25 4611 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  RSA0030014  Delphinium patens subsp. montanum Amy Drooks 1981-4-26 0 -20 Los Angeles San Gabriel River, north of Azusa. Comment
  SBBG95701  Delphinium variegatum subsp. kinkiense M. B. Dunkle 1939-4-6 7322 Los Angeles San Clemente Island [Mosquito Ridge) Comment
  JEPS32555  Dendromecon harfordii Carl B. Wolf 1932-10-5 4227 Los Angeles 1/3 mi from Black Jack Mine (on road to Middle Ranch); Santa Catalina Island 457 Comment
  POM426  Dendromecon rigida Harry Lowe 1903-4-3 s.n. Los Angeles Collected near Pasadena Comment
  RSA433209  Dendromecon rigida G. R. Johnstone 1930-3-30 s.n. Los Angeles Mint Canyon, 14 mi from Saugus. Comment
  UC1871138  Dendromecon rigida T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4863 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  SEINET5339600  Dendromecon rigida Pupils s.n. Los Angeles Los Angeles. Comment
  CATA3390  Descurainia pinnata Peter J. Dixon, Lydia Zacher Dixon, Juno Azuz Zacher, Castor Dixon 2017-3-25 080 Los Angeles Santa Catalina Island: Lower Middle Canyon at Torqua Cave 168 Comment
  RSA250664  Descurainia pinnata subsp. glabra R. F. Thorne, A. C. Gibson, J. P. Simon, D. J. McGillivray 1970-4-17 39482 Los Angeles Mojave Desert: Ca. 2 miles south of Highway 138, 8 miles ESE of Pearblossom on Grandview Canyon Road. 1188 Comment
  POM369415  Descurainia pinnata subsp. halictorum Grinnell 1921-4-3 15735 Los Angeles Santa Monica Mts, Pacoima Canyon Comment
  RSA249794  Descurainia sophia R. F. Thorne 1973-5-11 43486 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano 1159 Comment
  RSA587822  Descurainia sophia Orlando Mistretta 1994-4-29 1111 Los Angeles Santiago Canyon; Ridge on W edge of Santiago Canyon watershed N. of Forest Road 4N20. 1372 Comment
  RSA574279  Desmazeria rigida Timothy S. Ross, Janet Takara, M. Gay 1993-4-20 6826 Los Angeles Santa Catalina Island. Indian Head Rock, SSW of & overlooking, Little Harbor. 79 Comment
  POM97782  Dicentra chrysantha Marcus E. Jones 1903-6-28 s.n. Los Angeles Mountains near Pasadena Comment
  RSA433591  Dicentra ochroleuca H. E. Hasse 1891-1 s.n. Los Angeles Near Santa Monica Comment
  RSA433598  Dicentra ochroleuca Jack Rempel 1934-5-6 18982 Los Angeles Mulholland Drive, Santa Monica Mountains. Comment
  SD80984  Dicentra ochroleuca G. Zimmerman 1969-5-24 Los Angeles Mulholland Dr.; 6 miles west of San Diego Freeway, Santa Monica Mtns. 609 Comment
  SDSU7285  Dicentra ochroleuca D. F. Howe 1951-4-16 2084 Los Angeles Mulholland Road., about 5 miles NW of Malibu. Comment
  RSA583038  Dichelostemma capitatum subsp. capitatum Timothy S. Ross 1993-4-22 6871 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); 885 m due N of Cactus Peak summit; northerly slope draining to middle Bullrush Canyon. 289 Comment
  RSA631388  Dichelostemma capitatum subsp. capitatum Valerie L. Soza, LeRoy Gross 1999-5-10 462 Los Angeles San Gabriel Mountains: Foothills above San Dimas, between Morgan and Wildwood Canyons. 457 Comment
  CAS-BOT-BC299815  Dieteria canescens var. canescens R. F. Thorne; C. W. Tilforth; J. Dourley; R. Scoggin 1972-8-11 42200 Los Angeles Along Angeles Crest Hwy. near Three Points, Angeles National Forest, San Gabriel Mountains 1828 Comment
  CAS-BOT-BC208976  Digitaria ischaemum Geo. B. Grant 1906-8-9 7158 Los Angeles Pasadena Comment
  CAS-BOT-BC150634  Diplacus longiflorus C. F. Baker May 23 5354 Los Angeles Claremont Comment
  CAS-BOT-BC150652  Diplacus longiflorus C. B. Wolf; P. C. Everett 1939-10-17 9540 Los Angeles Base of Santa Susana Pass Comment
  CAS-BOT-BC150845  Diplacus puniceus Carl B. Wolf 1941-6-25 10894 Los Angeles Santa Catalina Island. Head of Avalon Canyon, below the Wrigley Mauseoleum 121 Comment
  UCSB2314  Dithyrea californica Kamb, Peter 1947-3-15 Los Angeles Eastern end of Lovejoy Buttes, Antelope Valley 853 Comment
  CAS-BOT-BC129961  Dodecatheon redolens Joseph Andorfer Ewan; Nesta Ewan 1936-8-14 10065 Los Angeles Lilly Spring, n. slope Mt. Hawkins, San Gabriel Mts. Comment
  CAS-BOT-BC129966  Dodecatheon redolens Wesley O. Griesel 1961-6-16 s.n. Los Angeles Dawson Saddle area, San Gabriel Mts. 2286 Comment
  RSA233720  Draba corrugata var. corrugata R. F. Thorne, Larry E. DeBuhr 1972-8-18 42256 Los Angeles San Gabriel Mts., Angeles National Forest: ridge running E from peak of Mt. Islip 2407 Comment
  POM20901  Drymocallis glandulosa var. reflexa Fordyce Griffiths Jr. 1917-7-8 s.n. Los Angeles San Gabriel Mountains, Barley flats. 1707 Comment
  UC136479  Drymocallis glandulosa var. viscida LeRoy Abrams 1902-6-30 2585 Los Angeles Strains Camp San Gabriel mountains, Mt. Wilson (Mt. Wilson) Comment
  UC212371  Drymocallis glandulosa var. wrangelliana S. B. Parish 1919-4-19 19266 Los Angeles near San Dimas (Lone Hill); near San Dimas, Lone Hill Comment
  RSA762145  Dryopteris arguta Orlando Mistretta, Christine Mistretta 2008-5-15 3059 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. 1200 Comment
  SFV1555  Dudleya abramsii K. A. Wilson 1962-5-12 1281 Los Angeles San Gabriel Mountains Canyon with public campgrounds leading to Devil's Punch Bowl Trail. North slope of San Gabriel Mountains. 1400 Comment
  CAS-BOT-BC109682  Dudleya cymosa subsp. marcescens K. Nakai 1982-1-1 854 Los Angeles Santa Monica Mountains, in canyon north and west of Mulholland Highway, south of Seminole Hot Spring. 365 Comment
  LA105029  Dudleya cymosa subsp. marcescens Peter H. Raven; David Verity 1960-5-7 15343 Los Angeles Santa Monica Mountains, ca 1 mi. SW of Seminole Hot Springs 335 Comment
  RSA609263  Dudleya cymosa subsp. pumila L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope Smith Mt., along Bear Creek Trail. 1249 Comment
  RSA641641  Dudleya cymosa subsp. pumila L. C. Wheeler 1967-7-6 9935 Los Angeles San Gabriel Mountains: San Gabriel Canyon 274 Comment
  UCR139884  Dudleya cymosa subsp. pumila Scott D. White 1997-5-8 5077 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  UC933281  Dudleya greenei C. B. Wolf May, 1932 3588 Los Angeles 3/4 mi Little Harbor (paralleling rd to Isthmus); Santa Catalina Island Comment
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Sep 4 2014
  UCR116938  Dudleya lanceolata A. C. Sanders, D. Malueg 2001-5-17 24353 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
  RSA397776  Dudleya lanceolata M. B. Dunkle 1933-7-11 3641 Los Angeles Upper San Gabriel Canyon above dams. Cold Brook camp. Comment
  RSA397781  Dudleya lanceolata A. G. Goodwin 1940-05 s.n. Los Angeles Palos Verde Comment
  CDA2014  Echinochloa crus-galli L. C. Wheeler 1966-10-25 9060 Los Angeles San Gabriel Mountains; 1/4 mile north of El Encanto, San Gabriel Canyon. 0 Comment
  RSA610545  Echinochloa crus-galli L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Los Pinetos Canyon Spring. 854 Comment
  LA200727  Ehrendorferia ochroleuca Jonathan Sauer; 1972-3-21 5016 Los Angeles 853 Comment
  LA35920  Ehrendorferia ochroleuca Peter H. Raven; 1960-4-2 14859 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1.5 mi E of Las Virgines Road 213 Comment
  LA91483  Ehrendorferia ochroleuca Bruce Douglas Clayton; Greg Shaw 1972-4-11 84 Los Angeles Santa Monica Mountains, BDC Peak, Mountain Park Research Campus, N side of peak 579 Comment
  RSA0105494  Ehrharta erecta R. G. Swinney 2011-11-3 15980 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, First Water, 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre. 622 Comment
  RSA374950  Ehrharta erecta S. Granger 1985-8-7 LASCA- 820 Los Angeles LASCA Arcadia. Comment
  SD69499  Elatine californica Robert F. Thorne 1966-4-6 35898 Los Angeles Santa Catalina Island, at margin of small reservoir below Catalina Airport. 230 Comment
  RSA574317  Eleocharis R. G. Swinney 1993-9-11 2656 Los Angeles Eastern San Gabriel Mountains: Wrightwood, junction of Spruce St. & Highway 2. North of Highway 2. 1799 Comment
  RSA596174  Eleocharis parishii L. C. Wheeler 1946-8-28 6296 Los Angeles San Gabriel Mountains. Caldwell Lake. 1569 Comment
  UCR232366  Elymus cinereus Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-19 8003 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, along east side of Sierra Highway, 250 m south of Avenue D 701 Comment
  SEINET3129026  Elymus condensatus Unknown 3662 Los Angeles Lancaster Comment
  UCR102373  Elymus elongatus L. C. Wheeler 1968-7-21 s.n. Los Angeles San Gabriel Mtns., E fork of Alder Creek off Big Tujunga, below Charlton Flat; future dam site Comment
  UCR178793  Elymus elongatus R. G. Swinney 1989-7-12 s.n. Los Angeles San Gabriel Mtns, Glendora Regional Wilderness Park, Big Dalton Canyon at 'Owl Flats', 1.5 miles NE of Glendora Mtn. Road 457 Comment
  RSA0029446  Elymus elymoides R. F. Thorne 1973-5-11 43464 Los Angeles Mojave Desert Slope: 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb Ridge, ca. 2 1/2 miles due S of Llano. 1159 Comment
  UCR194026  Elymus glaucus R. G. Swinney 1998-7-28 6521 Los Angeles San Gabriel Mtns., south fork of Cow Canyon at and above Fallen Leaf Spring, to 0.2 mi. south of Glendora Ridge Rd. 1427 Comment
  RSA0085499  Elymus glaucus subsp. glaucus R. G. Swinney 2010-8-9 13455 Los Angeles 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
  RSA188521  Elymus glaucus subsp. glaucus R. F. Thorne, John Olmsted 1965-8-26 35385 Los Angeles San Gabriel Mountains: Angeles National Forest, Camp Lupine near Prairie Fork 2012 Comment
  RSA611078  Elymus glaucus subsp. glaucus L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: Fish Fork. 1098 Comment
  CAS-BOT-BC234099  Elymus multisetus R. L. Armacost 1967-6-2 2240 Los Angeles Vacant lot opposite 910 Franklin St., Santa Monica Comment
  RSA232279  Elytrigia intermedia subsp. intermedia R. F. Thorne 1969-7-10 38400 Los Angeles San Gabriel Mountains; Angeles National Forest: Along Angeles Crest Hwy. 1.1 mile NE of Pine Hollow Picnic Ground. 2134 Comment
  POM279060  Emex spinosa E. A. Dudley 1951-5-15 s.n. Los Angeles End of River Lane, just north of Santiago Creek and east of Flower St., Santa Ana. Comment
  LA81944  Emmenanthe penduliflora O. H. Kappler; 1941-5-25 277 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA401561A  Emmenanthe penduliflora H. L. Bauer 1931-6-1 s.n. Los Angeles Foothills of Topango Mountains. Comment
  RSA784336  Emmenanthe penduliflora J. D. Olmsted 1959-4-22 449 Los Angeles Drainage area to San Dimas Creek. Sycamore Canyon 0.25 mi past locked firegate along Wildwood T.T. 427 Comment
  SBBG133010  Emmenanthe penduliflora E. Howe, K. Merrill, E. Havstad 2013-4-6 13 -13 Los Angeles China Cyn 288 Comment
  UC1211102  Emmenanthe penduliflora Huron H. Smith 1912-6-1 5070 Los Angeles Avalon Canyon; Santa Catalina Island 38 Comment
  UC1871131  Emmenanthe penduliflora T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4808 Los Angeles Transverse Ranges; Liebre Mountains region; Parker Mountain and ridge to SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  UCR258738  Emmenanthe penduliflora R. G. Swinney 2010-5-19 12829 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
  LA202461  Encelia californica Harlan Lewis; 1937-3-24 sn Los Angeles Santa Catalina Island, at the Isthmus Comment
  POM199685  Encelia californica I. W. Clokey, B. C. Templeton 1929-03 4453 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  SBBG11600  Encelia californica P. H. Raven 1962-5-9 17659 Los Angeles rd just N of Guds 249 Comment
  SEINET3859877  Encelia californica R. G. Swinney 2009-3-19 10141 Los Angeles San Gabriel Mtns. Foothills: Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, c. 100 m north of Hwy 39.; 0 230 Comment
  SFV3872  Encelia californica P. G. Kilburn 1958-3-1 629 Los Angeles Santa Monica Mountains Point Dume. West of Malibu overlooking Pacific. 5 Comment
  UCR124398  Encelia californica I. W. Clokey, B. C. Templeton 1929-1 4453 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  UCR205978  Encelia farinosa var. farinosa A. C. Sanders, T. B. Salvato 2009-5-29 37049 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
  RSA0034244  Ephedra nevadensis David Charlton 1992-5-18 s.n. Los Angeles 1 mile north of Redman on southern boundary of Edwards AFB, Western Mojave Desert. 716 Comment
  RSA383904  Ephedra nevadensis N. C. Cooper 1943-11-20 990 Los Angeles Lancaster. Mojave Desert 762 Comment
  UCR270036  Ephedra nevadensis R. G. Swinney 2010-6-1 13124 Los Angeles San Gabriel Mountains, lower west side of Carson Mesa, 0. 8 miles south of Pearblossom Hwy., 0.35 miles east of Angeles Forest Hwy on north side of dirt service rd. 1037 Comment
  POM123010  Epilobium brachycarpum Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley. Comment
  LA32216  Epilobium canum subsp. canum Peter H. Raven; Henry J. Thompson 1959-9-27 14500 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon 243 Comment
  UC1584895  Epilobium canum subsp. latifolium Tim Ross and Steve Boyd 1991-7-24 5604 Los Angeles ridge nne G.M.; Pacifico Mountain USGS 7.5' quad, Granite Mountain vicinity 1926 Comment
  UCR277018  Epilobium ciliatum R. G. Swinney 2010-9-30 13925 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  UCR272836  Epilobium ciliatum subsp. ciliatum R. G. Swinney 2011-7-29 15570 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  UCR223606  Epilobium densiflorum R. G. Swinney 2009-6-8 11077 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
  RSA596081  Epipactis gigantea Timothy S. Ross, Steve Boyd 1995-6-28 8647 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  RSA640134  Epipactis gigantea Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Burkhart Trail, 0.4 miles (airline) south southeast of Burkhart Saddle. 2012 Comment
  RSA650203  Equisetum hyemale var. affine Gerald F. Bliss 1948-5-23 s.n. Los Angeles Riverbed, San Dimas Canyon Park, San Dimas. 305 Comment
  LA94617  Equisetum laevigatum Lawrence L. Kiefer; 1966-5-7 1998 Los Angeles 30 Comment
  LA94036  Equisetum telmateia subsp. braunii Lawrence L. Kiefer; 1966-3-26 1799 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, ca 1.5 mi S of Topanga. 182 Comment
  SBBG31233  Equisetum telmateia subsp. braunii R. F. Thorne with P. C. Everett 1965-6-23 Los Angeles lower portion of Middle Ranch Cyn 91 Comment
  SBBG44379  Eremalche exilis G. Sphon, D. Hearn 1956-5-30 26 Los Angeles Black Butte, Antelope Valley Comment
  UC1130398  Eremocarpus setiger Jerome S. Horton 1936-9-3 404 Los Angeles San Dimas Lookout Pomona Quadrangle Comment
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May 8 2013
  POM158123  Eremocarpus setiger L. R. Abrams 1902-8-20 2966 Los Angeles Inglewood. Comment
  RSA33889  Eremocarpus setiger Tom Burch 1943-07 s.n. Los Angeles Redondo Beach. Comment
  SEINET8353723  Eremogone macradenia Unknown 1908-6-20 3357 Los Angeles Liebre Mtn. Comment
  CAS-BOT-BC162972  Eremothera boothii subsp. decorticans A. Davidson 1906-6-1 1605 Los Angeles By Rock Creek Comment
  RSA0104860  Eriastrum densifolium subsp. austromontanum T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3889 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  RSA0107971  Eriastrum densifolium subsp. austromontanum L. C. Wheeler 1968-9-7 s.n. Los Angeles San Gabriel Mtns.: Big John Flat. 1737 Comment
  UC303736  Eriastrum densifolium subsp. austromontanum I. M. Johnston 1917-7-28 1587 Los Angeles San Antonio Canyon San Antonio Mountains 1600 Comment
  CAS-BOT-BC514372  Eriastrum densifolium subsp. elongatum C. B. Wolf 1931-5-13 1998 Los Angeles Pacoima Wash, near bridge on the road from Tujunga to San Fernando 365 Comment
  RSA469270  Eriastrum filifolium Blanche Trask 1901-05 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  UCR231906  Eriastrum pluriflorum subsp. sherman-hoytiae Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8037 Los Angeles Mojave Desert, Antelope Valley, north of Palmdale and west of Air Force plant, 50 m west of Sierra Highway and 325 m north of Avenue N 779 Comment
  SDSU3048  Eriastrum sapphirinum subsp. ambiguum D. F. Howe 1947-5-5 1540 Los Angeles HWY betweem Palmdale & Littleorck, Antelope Valley. Comment
  RSA0119519  Eriastrum sapphirinum subsp. dasyanthum R. G. Swinney 2014-4-23 16173 Los Angeles San Gabriel Mountains/Mojave Desert: East of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E.), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains. 1232 Comment
  UCSB5010  Eriastrum sapphirinum subsp. dasyanthum Wedberg, H. 1958-7-15 Los Angeles Mulholland Hwy. between Topanga Cyn. and Beverly Glen, Santa Monica Mtns. Comment
  UCSB28768  Eriastrum sapphirinum subsp. dasyanthum Tanowitz, B. 1973-7-25 Los Angeles Beverly Glen Blvd., approximately 0.5 mi south of its junction with Mulholland Dr. (Brown Cyn) 365 Comment
  UCR277221  Ericameria cooperi R. G. Swinney 2010-6-1 13171 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  CAS-BOT-BC287633  Ericameria linearifolia Ernest C. Twisselmann 1964-6-10 9618 Los Angeles San Emigdio Range and the Mt Pinos Region. Fork at the head of Castaic Valley 1310 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
  UCR206431  Ericameria linearifolia R. G. Swinney 2008-6-10 8979 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1943 Comment
  SEINET4560563  Ericameria nauseosa R. G. Swinney 2009-1 11600 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: confluence of Little Rock Creek and Carr. Canyon, N. of Mt Emma Rd. 908 Comment
  SEINET13297601 Image available Ericameria nauseosa subsp. consimilis R. G. Swinney 2011-1 15794 Los Angeles San Gabriel Mountains: Chilao Flat, FS road crossing of Chilao stream, east of Chilao Visitors Center and west of Hwy 2 (Chilao Flat 7.5' Q.) (T3N R11W S23) 1622 Comment
  UCR281640  Ericameria nauseosa subsp. consimilis R. G. Swinney 2014-5-8 16474 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
  LA201857  Ericameria palmeri var. pachylepis Arthur C. Gibson; 2003-9-27 4965 Los Angeles Simi Hills, Chatsworth Park S Comment
  RSA626228  Ericameria parishii L. C. Wheeler 1966-10-1 8954 Los Angeles San Gabriel Mountains: Coldwater Canyon, off Big Tujunga. 1/2 mile south of Colby Ranch. 1295 Comment
  CAS-BOT-BC131652  Ericameria parishii var. parishii Joseph Andorfer Ewan 1934-8-2 8484 Los Angeles New road bank San Antonio Canyon, San Gabriel Mts. 1219 Comment
  UC1870189  Ericameria parishii var. parishii LeRoy Gross 2001-9-1 446 Los Angeles Verdugo Mountains; north side, Along Hostetter Mountain Way. 610 Comment
  RSA0072151  Ericameria pinifolia Orlando Mistretta, Mike Hammitt 1991-4-15 s.n. Los Angeles Liebre Mountains region: San Francisquito Canyon. 543 Comment
  RSA591917  Ericameria pinifolia L. C. Wheeler 1967-5-2 9256 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 396 Comment
  POM82708  Erigeron foliosus var. foliosus P. A. Munz 1925-4-23 9448 Los Angeles San Gabriel Canyon. 488 Comment
  RSA0082415  Erigeron foliosus var. foliosus R. G. Swinney 2010-9-7 13682 Los Angeles Crystal Lake, within 50 ft. of shore line around the entire perimeter. 1683 Comment
  RSA0077389  Erigeron foliosus var. stenophyllus Orlando Mistretta 1992-7-13 681 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  CHSC3703  Eriodictyon crassifolium Mary MacArthur 1966-4-28 3 Los Angeles San Franciscita. Near road. 304 Comment
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Jun 26 2014
  RSA552461  Eriodictyon crassifolium var. nigrescens D. Charlton 1991-7-5 5499 Los Angeles Lake Hughes Rd. on roadside burn area south of Castaic Lake, 1 mile NW of Visitor Center 396 Comment
  RSA190886  Eriodictyon traskiae Robert F. Thorne 1967-5-19 36887 Los Angeles Santa Catalina Island; at head of Sweetwater Cyn. 457 Comment
  CAS-BOT-BC222687  Eriodictyon trichocalyx John Thomas Howell 1947-7-18 23421 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  CAS-BOT-BC222692  Eriodictyon trichocalyx Javier Penalosa 1961-5-21 1524 Los Angeles San Gabriel Canyon Comment
  UCR223525  Eriodictyon trichocalyx R. G. Swinney 2009-6-17 11219 Los Angeles Transverse Range; San Gabriel Mtns., Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  RSA393071  Eriogonum angulosum Anstruther Davidson 1892-7-4 s.n. Los Angeles Acton. Comment
  RSA393078  Eriogonum angulosum Anstruther Davidson 1879 Los Angeles Catalina [Island] Comment
  RSA393094  Eriogonum baileyi var. baileyi L. E. Hoffman 1931-11-9 s.n. Los Angeles Mojave Desert, Little Rock Creek. Comment
  RSA5500  Eriogonum baileyi var. baileyi Carl B. Wolf 1932-8-11 s.n. Los Angeles 8 miles below Big Pine Park on road to Little Rock, north slope of San Gabriel Mountains 1372 Comment
  RSA802052  Eriogonum baileyi var. baileyi Orlando Mistretta, Kristie Haydu 2011-7-19 5955 Los Angeles Kentucky Springs Cyn. Along Southern California Edison transmission line corridor, 0.5 air miles W of Angeles Forest Hwy, 0.3 air miles N of Angeles National Forest Boundary. 1081 Comment
  UC1375329  Eriogonum baileyi var. baileyi Robert F. Thorne and C. W. Tilforth 1971-6-29 40666 Los Angeles near junction of Angeles Forest and Mt. Emma Roads; San Gabriel Mts., Angeles National Forest 1127 Comment
  CAS-BOT-BC241585  Eriogonum baileyi var. baileyi Frank W. Peirson 1928-9-4 8188 Los Angeles Rock Cr. 1 mile below Pallett Cr., Mohave [Mojave] Desert Comment
  SEINET6329289  Eriogonum brachyanthum Scott D. White 2003-7-25 9647 Los Angeles Santa Clarita area: Santa Clara River just upstream from Boquet Canyon bridge. 351 Comment
  RSA40323  Eriogonum cinereum L. S. Rose 1946-12-20 s.n. Los Angeles Malibu. Comment
  RSA766377  Eriogonum cinereum Joseph A. Ewan 1929-8-17 1504 Los Angeles Trancas Canyon, near Point Dume. Santa Monica Mountains. 8 Comment
  SBBG61917  Eriogonum cinereum R. Hoffmann 1931-8-23 Los Angeles Santa Monica Comment
  SD108970  Eriogonum cithariforme James Henrickson 1972-11-2 8088 Los Angeles 4 mi. N of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Road 372 Comment
  RSA249778  Eriogonum cithariforme var. agninum Robert F. Thorne, Gary D. Wallace 1973-4-25 43382 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  RSA505265  Eriogonum cithariforme var. agninum S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villase - or 1989-6-21 363 Los Angeles San Gabriel Mountains: north slopes west of Wrightwood 2018 Comment
  CAS-BOT-BC242780  Eriogonum davidsonii Frank W. Peirson 1919-7-29 18 Los Angeles Summit of Mt. Wilson, San Gabriel Mts. Comment
  RSA228044  Eriogonum davidsonii Robert F. Thorne, C. W. Tilforth 1971-6-29 40667 Los Angeles San Gabriel Mountains, Angeles National Forest: near junction of Angeles Forest and Mt. Emma Roads 1128 Comment
  SBBG126928  Eriogonum davidsonii A. Parikh, N. Gale 2011-6-1 3405 Los Angeles 0.8 km S of Avenue K, 0.2 km E of 90th St W; Antelope Valley 775 Comment
  CAS-BOT-BC242747  Eriogonum davidsonii Timothy S. Ross; Steve Boyd 1990-5-29 2669 Los Angeles San Gabriel Mountains. Big Pines Hwy, midway between Caldwell Lake and Big Rock Springs, on the NE side of the knoll behind which Shoemaker Canyon turns to the NW 1402 Comment
  RSA393175  Eriogonum davidsonii Robert Gustafson, Gary D. Wallace 1982-4-26 2554 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  UCR277048  Eriogonum elongatum R. G. Swinney 2011-9-22 15690 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), near entrance gate along Camp Colby Rd., c. 0.5 road mile north of lodge 1009 Comment
  RSA279964  Eriogonum fasciculatum Delzie Demaree 1933-5-30 10370 Los Angeles Playa del Rey. Comment
  UCR162640  Eriogonum fasciculatum subsp. polifolium Anuja Parikh, Nathan Gale 2004-6-17 2050 Los Angeles Santa Clara River Valley, Newhall Ranch (study area 44) in vicinity of confluence of Castaic Creek and Santa Clara River 290 Comment
  SBBG53963  Eriogonum fasciculatum var. foliolosum K. R. Montgomery, T. W. Strid 1973-6-18 73 -159 Los Angeles Dillon Divide; site of LASCA Cistus field plot Comment
  POM2238  Eriogonum fasciculatum var. polifolium D. L. Crawford 1915-8-14 501 Los Angeles San Gabriel Mountains: Palmer Canyon, Claremont 1524 Comment
  POM2242  Eriogonum fasciculatum var. polifolium L. R. Abrams 1902-6-30 2608 Los Angeles San Gabriel Mountains: Mt. Wilson. Comment
  SEINET5329419  Eriogonum fasciculatum var. polifolium H. A. Jensen 1933-1 s.n. Los Angeles Forest Angeles (CAL); Texas Canon 518 Comment
  RSA526641  Eriogonum giganteum var. formosum Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4223 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
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Nov 20 2012
  CAS-BOT-BC253459  Eriogonum gracile J. Ewan 1931-10-11 5247 Los Angeles Sepulveda Canyon Road north of Mulholland, Santa Monica Mts. Comment
  UCR246415  Eriogonum gracile Dan S. Cooper 2011-8-21 811- 102 Los Angeles Whittier Narrows Nature Center, between Durfee Ave. and San Gabriel River, west of Peck Rd. 67 Comment
  JEPS56930  Eriogonum gracile var. gracile Ralph Hoffmann 1930-6-7 Los Angeles Elizabeth Lake Canyon Comment
  RSA226092  Eriogonum gracile var. gracile Robert F. Thorne, C. W. Tilforth 1971-6-17 39903 Los Angeles N slope of San Gabriel Mountains: near junction of Bee Canyon with Santa Clara River valley, 1.3 mi. E of junction of Antelope Valley Freeway with Soledad Canyon Road along latter. 549 Comment
  UCR277115  Eriogonum gracile var. gracile R. G. Swinney 2010-10-5 13959 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  CAS-BOT-BC261171  Eriogonum heermannii var. heermannii C. B. Wolf 1931-11-8 1430 Los Angeles Big Rock Creek, Desert Slope of San Gabriel Mts., 1/8 mile below Big Rock Ranger Station 1066 Comment
  CAS-BOT-BC261176  Eriogonum heermannii var. heermannii Victor Duran 1933-8-10 3545 Los Angeles South Fork Big Rock Creek, San Gabriel Mts. 1394 Comment
  UCR270496  Eriogonum hirtiflorum R. G. Swinney 2011-6-15 15164 Los Angeles San Gabriel Mountains, Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy 1585 Comment
  RSA0110661  Eriogonum nudum Richard G. Swinney 2010-9-30 13956 Los Angeles San Gabriel Mountains: 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon. 2305 Comment
  RSA393050  Eriogonum parishii Christopher Davidson 1974-8-1 2520 Los Angeles San Gabriel Mountains, Angeles National Forest: on Angeles Crest Highway, west of Islip Saddle 2134 Comment
  RSA330821  Eriogonum parishii Wayne E. Sawyer 1981-7-26 115 Los Angeles San Gabriel Mountains, Angeles National Forest: California Hightway 2 between Dawson Saddle and junction with California Highway 39 2210 Comment
  RSA0073265  Eriogonum pusillum Orlando Mistretta, Christine Mistretta 2005-4-21 2070 Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  SBBG65223  Eriogonum pusillum R. Hoffmann 1929-4-26 Los Angeles 2 mi W of Ravenna Comment
  RSA580099B  Eriogonum roseum Tim S. Ross, S. D. Boyd 1994-9-21 8310 Los Angeles Liebre Mountain: southwesterly slope at the west end of the mountain, along Forest Service Road 7N32, ca 1080 m SW of Sandberg Triangulation Point (5345-ft) 1471 Comment
  RSA617229  Eriogonum saxatile LeRoy Gross 1998-8-22 48 Los Angeles Top of Mt. Baden-Powell. 2866 Comment
  UCD101205  Eriogonum saxatile Victor Duran 1933-7-27 3538 Los Angeles Buckhorn, San Gabriel Mountains. 1981 Comment
  RSA580097A  Eriogonum thurberi Tim S. Ross, S. D. Boyd 1994-7-7 8170 Los Angeles South base of Liebre Mountain: ca 960 m N of the ''Kelly Ranch'' inholding (USFS map, 1958; 'Knapp Ranch', Angeles Nat'l Forest map, 1982). 1095 Comment
  CAS-BOT-BC262858  Eriogonum thurberi Carl Epling; Nesta Dunn; Alice Goen 1931-5-16 s.n. Los Angeles San Gabriel Mts., Cajon Pass Comment
  POM2307  Eriogonum thurberi Unspecified 1909-1 s.n. Los Angeles Claremont. Comment
  RSA590853  Eriogonum thurberi Tim S. Ross, S. D. Boyd 1990-5-15 2527 Los Angeles Yerba Buena Ridge; Tujunga Ranger Distruct, Angeles National Forest; peripheral ridge N from Yerba Buena Rd. dividing tributaries of Oak Spring Canyon (W) and Boulder Canyon (N) 914 Comment
  RSA149743  Eriogonum umbellatum var. minus Wesley O. Griesel 1961-7-9 s.n. Los Angeles White Thorn Picnic Area State Hwy 2, San Gabriel Mtns. 2287 Comment
  UCR209618  Eriogonum umbellatum var. minus R. G. Swinney 2008-7-3 9145 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  UCR222762  Eriogonum viridescens R. G. Swinney 2009-5-12 10748 B Los Angeles Transverse Range; San Gabriel Mtns., lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock 1088 Comment
  UCR209983  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-7-24 9295 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  CAS-BOT-BC265007  Eriogonum wrightii var. subscaposum John Thomas Howell 1927-11-13 3199 Los Angeles Near Elizabeth Lake, Liebre Mts. Comment
  RSA708712  Eriogonum wrightii var. trachygonum Pam De Vries 2005-9-13 s.n. Los Angeles North of Quail Lake. Comment
  RSA0047409  Eriophyllum confertiflorum R. G. Swinney 2010-3-10 11826 Los Angeles Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 442 Comment
  RSA612655  Eriophyllum confertiflorum Anna Christensen 1997-3-16 20 Los Angeles Claremont, Bernard Field Station (Claremont Colleges) NW corner of Mills Ave. and Foothill Blvd. 30 yards from E. fence, 50 yards into N panhandle region. 412 Comment
  UCR202715  Eriophyllum confertiflorum R. G. Swinney 2001-8-18 8061 Los Angeles San Gabriel Mtns., Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge 2257 Comment
  UCR73418  Eriophyllum confertiflorum var. confertiflorum T. S. Ross, O. Mistretta 1991-5-19 5274 Los Angeles Channel Islands, San Clemente Island, W fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft. north of Rest [1336 ft.] marker & 1800 ft. SE of Malo Knoll [1396']. Upper portion of drainage 305 Comment
  UC1563084  Eriophyllum pringlei Steve Boyd 1986-3-30 1517 Los Angeles 0.5 mi e of junction Hwy 138 (Highway 18, ne of Pinyon Hills); Mojave Desert Comment
  RSA252975  Eriophyllum wallacei R. F. Thorne, C. W. Tiforth 1973-4-20 43100 Los Angeles San Gabriel Mountains. 1143 Comment
  CDA4365  Erodium botrys L. C. Wheeler 1973-4-7 s.n. Los Angeles San Gabriel Mountains; San Gabriel Mountains: Mouth of Big Tujunga.. Comment
  UCD103101  Erodium botrys Louis C. Wheeler 1947-1-5 6454 a Los Angeles Monrovia: Along Santa Fe Railroad, 180 yards east of California Street on Duarte Road. Comment
  RSA162829  Erodium cicutarium J. D. Olmsted 1958-3-2 s.n. Los Angeles Flat area with southward drainage along San Antonio Creek, Blanchard Park, Claremont near eastern boundary of Los Angeles County. 366 Comment
  RSA391787  Erodium cicutarium F. R. Fosberg 1931-4-10 689 Los Angeles Avalon Canyon, Santa Catalina Island. 150 Comment
  RSA771564  Erodium cicutarium R. G. Swinney 2009-5-28 10934 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  UC1870228  Erodium cicutarium LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 691 Los Angeles Transverse Ranges; Verdugo Mountains region; South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 783 Comment
  LA105106  Erodium cicutarium Barry A. Prigge; 1988-7-9 8257 Los Angeles Santa Monica Mountains, Calabasas, 900 ft ESE of N-Junction of Mulholland Hwy and Old Topanga Rd, S of Calabasas High School 374 Comment
  LA82189  Erodium cicutarium O. H. Kappler; 1941-3-15 132 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SBBG131995  Erodium moschatum S. A. Junak, R. Philbrick 1990-11-8 SCI 121 Los Angeles Camera Pad "Stone", on E side of island 457 Comment
  LA200512  Erodium moschatum Carl Epling; M. Epling May 1925 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  SEINET8566802  Erodium moschatum G. B. Grant 1901-1 447 Los Angeles Pasadena. Comment
  RSA724807  Erysimum capitatum K. Dobry 1991-6-24 d- 735 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  RSA773616  Erysimum capitatum R. G. Swinney 2009-6-24 11237 Los Angeles summit of Granite Mountain 1988 Comment
  SEINET8257602  Erythranthe floribunda LeRoy Abrams 1902-7-1 2611 Los Angeles Little Santa Anita canyon. Comment
  SDSU10775  Erythranthe guttata Gerald Collier 1951-5-5 Los Angeles Santa Anita Canyon, 1 mmile from base of Chantry Flats Trail, up canyon. San Gabriel Mtns. Comment
  SD69437  Erythranthe guttata Robert F. Thorne 1966-4-29 36300 Los Angeles Santa Catalina Island; in clear water of stream bed in Upper Middle Ranch Canyon just below small reservoir 274 Comment
  UC85518  Eschscholzia Katharine Brandegee May 1889 Los Angeles Santa Catalina Island Comment
  LA200737  Eschscholzia caespitosa W. O. Griesel; 1936-5-9 sn Los Angeles Santa Monica Mountains, Malibu Lake Comment
  RSA433638  Eschscholzia caespitosa Richard C. Barkelew 1929-5-5 s.n. Los Angeles Tujunga Canon Comment
  UCR219416  Eschscholzia californica R. G. Swinney 2009-3-31 10227 Los Angeles Transverse Range; San Gabriel Mtns., mouth of San Gabriel Canyon, 1.2 mi. north of Foothill Blvd, Azusa/Duarte 183 Comment
  UCR273279  Eschscholzia californica R. G. Swinney 2011-7-7 15419 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
  RSA252987  Eschscholzia minutiflora Robert F. Thorne, C. W. Tilforth 1973-4-20 43069 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  SBBG18906  Eschscholzia minutiflora F. E. Clements 1918-5-26 Los Angeles Antelope Valley Comment
  UCR264736  Eschscholzia minutiflora Steve Boyd, Gary D. Wallace 2011-4-14 12319 Los Angeles Transverse Ranges; Liebre / San Gabriel Mountains region, Acton Wash ca. 3 km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  RSA0069422  Eucrypta chrysanthemifolia R. G. Swinney 2010-3-10 11799 Los Angeles Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes. 305 Comment
  RSA131018  Eucrypta chrysanthemifolia Percy C. Everett, E. K. Balls 1959-6-2 23836 Los Angeles 1 mile northeast of entrance to Stokes Canyon, Santa Monica Mountains. 183 Comment
  RSA0084045  Eucrypta chrysanthemifolia var. bipinnatifida Tim S. Ross 1991-4-27 4711 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA670946  Eucrypta chrysanthemifolia var. chrysanthemifolia Joseph M. Keefe 2001-3-19 31154 Los Angeles San Rafael Mountains. 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, CA 91208 466 Comment
  UC56880  Eucrypta chrysanthemifolia var. chrysanthemifolia Ernest Braunton Apr 1902 243 Los Angeles Griffith Park Comment
  RSA0042673  Eucrypta chrysanthemifolia var. chrysanthemifolia Laura Moore 1999-4-10 021 Los Angeles Pitzer College, Claremont: Northwest section of Outback, approximately 5 yards from western boundary with Harvey Mudd Soccer Field. 350 Comment
  LA85600  Eulobus californicus Elizabeth McClintock; 1945-5-1 sn Los Angeles Santa Monica Mountains, Dry Canyon-Cold Creek Road Comment
  LA46654  Eulobus californicus C. S. Venkatesh; 1957-7-1 4 Los Angeles Comment
  CAS-BOT-BC124146  Eupatorium pasadenense Alfred James McClatchie 1896-4-20 1128 Los Angeles Canyon south of Pasadena Comment
  UCR280556  Euphorbia albomarginata R. G. Swinney 2014-4-17 16071 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 957 Comment
  UCR95266  Euphorbia albomarginata L. C. Wheeler 1946-8-28 6282 Los Angeles San Gabriel Mtns., Pearblossom Highway in Grandview Canyon drainage 1707 Comment
  RSA601709  Euphorbia maculata L. C. Wheeler 1967-10-23 s.n. Los Angeles San Gabriel Mountains: Angeles Crest Highway at North Fork Dark Canyon. 891 Comment
  SD138582  Euphorbia maculata Steven A. Junak 1990-11-9 SCI 144 Los Angeles San Clemente Island, north end of the island just SE of passenger terminal building at airfield, scattered; disturbed flats 60 Comment
  RSA661031  Euphorbia misera Orlando Mistretta 1992-4-5 174 Los Angeles Guds, San Clemente Island. Comment
  SFV21845  Euphorbia peplus J. D. Dilley 1997-3-29 152 Los Angeles Santa Monica Mountains Studio City. Beatty Dearing Trail, beginning on Mulholland Drive, 0.5 miles west of Laurel Canyon. 245 Comment
  UCR280582  Euphorbia peplus R. G. Swinney 2014-5-13 16481 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  CDA21197  Euphorbia terracina A. Bona 2006-9-26 PDR 1253133 Los Angeles Southwestern California; Dean Dana Friendship Nature Center, W 9th St., San Pedro. 0 Comment
  UCR277189  Eurotia lanata R. G. Swinney 2011-4-19 14405 Los Angeles San Gabriel Mountains, San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  RSA0056248  Festuca arundinacea Orlando Mistretta, Mike Hammit 1991-4-15 s.n. Los Angeles San Francisquito Canyon. 543 Comment
  SBBG131543  Festuca arundinacea S. A. Junak 1999-7-16 SCa 1043 Los Angeles near pier at Two Harbors 4 Comment
  UCR85810  Festuca arundinacea T. S. Ross, Annette Ross 1991-6-3 5514 Los Angeles San Gabriel Valley, Elephant Hill, western Pomona 256 Comment
  IRVC28856  Festuca microstachys Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2925 Los Angeles Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. Santa Susana Mtns. 915 Comment
  UCR276988  Festuca myuros R. G. Swinney 2010-6-1 13142 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
  SBBG128449  Festuca perennis M. L. Hoefs 1995-5-16 2029 Los Angeles Big Springs Cyn, near rd to Two Harbors 103 Comment
  SBBG19206  Festuca perennis M. A. Piehl 1963-12-8 631099 Los Angeles W border of airfield loading area 51 Comment
  RSA549533  Festuca rubra Timothy S. Ross, Steve Boyd 1990-6-18 3450 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA0113949  Ficus microcarpa R. E. Riefner Jr. 2015-4-25 15 -132 Los Angeles City of Santa Monica, both sides of Ocean Ave., N and S of Santa Monica Blvd. 30 Comment
  RSA712902  Ficus rubiginosa A. C. Sanders, Lee Jones 2005-4-8 29373 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  UCR49276  Ficus virens A. C. Sanders 1987-9-28 7394 Los Angeles El Segundo Dunes west of Los Angeles International Airport and Pershing Drive 38 Comment
  RSA533943  Filago arizonica Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5218 Los Angeles San Clemente Island: SE end of island vicinity of Knob, 5100ft NW of Guds, Southeasterly draw leading into upper Knob Canyon 252 Comment
  RSA188164  Filago californica R. F. Thorne 1966-4-5 35851 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon 106 Comment
  RSA682513  Filago californica Scott D. White, Michael Honer 2003-5-7 9206 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. 427 Comment
  UCR138704  Filago californica L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mtns, Spring Hill, San Antonio Canyon 1220 Comment
  RSA545177  Filago californica Timothy S. Ross 1992-4-16 6200 Los Angeles San Clemente Island: central part of island on upland stipa ulchra grassland, 268 degrees W, 500m distant from 1603ft peak above stone field station 439 Comment
  RSA545198  Filago californica Timothy S. Ross 1992-5-17 6334 Los Angeles San Gabriel Mountains. Center W side of the San Gabriel Reservoir. Short easterly spur canyon along Highway 39 463 Comment
  RSA639563  Filago californica L. C. Wheeler 1967-5-18 9652 Los Angeles San Gabriel Mountains: Placerita Canyon, vicinity of Oak of the Golden Dream. 478 Comment
  RSA562555  Filago gallica Steve Boyd, Orlando Mistetta 1993-5-11 8126 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of Forest on ridge dividing Whitney Canyon and Placerita Canyon 488 Comment
  RSA656194  Filago gallica Joseph M. Keefe 1978-5-23 23275 A Los Angeles San Rafael Mountains; Disturbed chaparral near path; 100 meters east of cafeteria, Glendale College, 1500 North Verdugo Road, Glendale. 287 Comment
  RSA0069715  Foeniculum vulgare Daniel Kasang, Sabrina Lawrence-Gomez, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-1 5 Los Angeles Santa Catalina Island. Deer Valley Trail. 4 Comment
  RSA464875  Forestiera pubescens Anstruther Davidson 1929-3-8 s.n. Los Angeles Bouquet Canyon. Comment
  RSA590825  Forestiera pubescens Orlando Mistretta 1994-3-30 959 Los Angeles San Gabriel Mountains, Little Rock Creek. On creek below Little Rock Dam E of guard station. 960 Comment
  RSA659118  Forestiera pubescens LeRoy Gross 2001-3-25 360 -b Los Angeles Los Angeles Basin: Verdugo Mountains region: Off Verdugo Crestline Drive, dirt road that is north of the 210 freeway in the northwest section of the Vedugo Mountains, just east of Sunland exit off ramp., You can get on this fire road from the west at Newhome Ave off of Foothill Blvd. in the city of Sunland. 549 Comment
  CAS-BOT-BC384174  Forestiera pubescens subsp. parvifolia Frank W. Peirson 1919-6-13 483 Los Angeles San Gabriel Mts. Rock Cr. Comment
  RSA391386  Frankenia grandifolia House, Grumbles 1930-5-13 s.n. Los Angeles San Clemente Island Comment
  UCR273024  Frankenia grandifolia F. R. Fosberg 1931-5-17 S- 4885 Los Angeles Channel Islands, Santa Catalina Island, Little Harbor 5 Comment
  CAS-BOT-BC223749  Frankenia salina John Thomas Howell 1927-6-30 2629 Los Angeles 1 mile east of Long Beach 15 Comment
  CAS-BOT-BC217369  Frasera neglecta Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Valley Comment
  LA205581  Frasera neglecta Martha Hilend; 1926-7-6 254 Los Angeles San Bernardino Mountains, Holcomb Valley Comment
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Jan 14 2015
  RSA464906  Fraxinus dipetala L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA648744  Fraxinus dipetala Kelly Middleton, David Middleton 1988-5-8 17 Los Angeles Glendora Ridge Road, 6.6 miles west of Mt. Baldy Rd. intersection 1220 Comment
  HSC101600  Fraxinus uhdei Steve Boyd, Rick Riefner 2007-4-27 11741 Los Angeles Coastal Plains & Basins; Los Angeles Basin region; City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue 43 Comment
  RSA0088409  Fraxinus uhdei R. G. Swinney 2010-2-27 11763 Los Angeles Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash. 331 Comment
  POM3595  Fraxinus velutina var. coriacea I. M. Johnston 1918-7-28 2097 Los Angeles San Gabriel River at El Monte. 91 Comment
  RSA426880  Fremontodendron californicum subsp. californicum Albert J. Perkins 1915-7-26 s.n. Los Angeles Ice House Canon. Mt. San Antonio. Comment
  RSA561577  Fremontodendron californicum subsp. californicum Steve D. Boyd, Orlando Mistretta 1993-5-17 8146 Los Angeles North of sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. at the western edge of the forest on ridge at head of Elsmere Canyon., North of Sombrero Road (3N64) and west of communications facility. 884 Comment
  UCD132359  Galinsoga parviflora Jane Turner; Francis M. Ball 1963-4-30 SK and F 1282 Los Angeles Plant Physiology area, campus of the University of California, Los Angeles. Comment
  UCR194625  Galium R. G. Swinney 1998-8-31 6868 Los Angeles San Gabriel Mtns., San Antonio Ridge, 0.9 mi. west of Mt. Baldy, east of saddle 2500 Comment
  UCR213459  Galium angustifolium A. C. Sanders, Karen Kirtland 2010-5-14 38355 Los Angeles South Coast, Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  UC625015  Galium angustifolium subsp. angustifolium F. R. Fosberg 1931-3-24 S 4354 Los Angeles draw on North Wall Santa Catalina Island, Hamilton Canyon 50 Comment
  JEPS114012  Galium angustifolium subsp. angustifolium Timothy S. Ross and Steve Boyd 1994-6-23 8056 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of the west fork of Devils Gulch. Burnt Peak 7.5'USGS Quadrangle. Comment
  RSA0081369  Galium angustifolium subsp. gracillimum R. G. Swinney 2011-7-21 15537 Los Angeles Strawberry Peak summit. 1860 Comment
  UCR271079  Galium angustifolium subsp. gracillimum R. G. Swinney 2011-6-14 15131 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  CATA1960  Galium aparine F. R. Fosberg 1931-3-20 4311 Los Angeles Santa Catalina Island: Hamilton Canyon 20 Comment
  RSA631376  Galium aparine Valerie L. Soza, LeRoy Gross 1999-5-10 452 Los Angeles San Gabriel Mountains: Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 378 Comment
  SBBG31333  Galium aparine R. F. Thorne 1966-4-5 35816 a Los Angeles small stream in Middle Ranch Cyn below Stage Station SW of Eagle's Nest 76 Comment
  CAS-BOT-BC217468  Galium catalinense Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Island Comment
  CATA657  Galium catalinense Mark L. Hoefs 1991-4-18 1146 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Fourth of July Cove 79 Comment
  RSA678815  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1291 -b Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.5 miles from trailhead out of Chantry Flat area. 823 Comment
  RSA0051340  Galium hallii Valerie Soza 2004-6-17 1724 a Los Angeles San Gabriel Mountains, along Hwy 2, at Vincent Gap trailhead to Mt. Baden-Powell. 2026 Comment
  UCR280815  Galium nuttallii subsp. insulare Mitch Provance 2017-6-30 617- 37 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., upper portion of Chime Tower Rd. 145 Comment
  RSA601635  Galium parisiense Louis C. Wheeler 1967-6-26 9879 Los Angeles Elsmere Canyon. 441 Comment
  RSA599179  Galium porrigens Scott D. White 1997-3-12 4767 Los Angeles NW of Zuma Beach, Encinal Canyon Rd. between Pacific Coast Hwy and Mulholland Hwy. 305 Comment
  JEPS6552  Galium trifidum var. pacificum Dr. A. Davidson Los Angeles Los Angeles Comment
  RSA527770  Galvezia speciosa Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4333 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  CATA1942  Gambelia speciosa Reid Moran 1941-2-23 602 Los Angeles Santa Catalina Island: Northwest of Johnson's Valley 9 Comment
  CAS-BOT-BC303358  Gamochaeta pensylvanica Joseph Andorfer Ewan 1937-8-23 11060 Los Angeles Cauby home, San Fernando City Comment
  UC1118553  Gamochaeta pensylvanica J. Horton 1937-6-7 450 Los Angeles Tanbark Flats Pomona Quadrangle, Tanbark Watershed, Tanbark Flats Comment
  CAS-BOT-BC158021  Garrya veatchii Marcus E. Jones 1903-5-16 s.n. Los Angeles Cajon Pass 1158 Comment
  POM132533  Garrya veatchii C. F. Baker 1905-2-15 4012 Los Angeles San Antonio Canyon near Claremont. Comment
  RSA305030  Garrya veatchii Peter H. Raven 1960-5-15 15374 Los Angeles Piuma Road 5.1 miles north-west of Rambla Pacifica [Rd]. Santa Monica Mountains. 213 Comment
  RSA397374  Garrya veatchii Bonnie C. Templeton 1956-4-22 7685 Los Angeles Along Angeles Crest Hwy, below Mt. Wilson turnoff, San Gabriel Mtns. Comment
  CATA1230  Gastridium phleoides Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2296 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  UCR256573  Gayophytum diffusum subsp. parviflorum Anuja Parikh, Nathan Gale 2011-6-27 3514 Los Angeles Transverse Ranage; San Gabriel Mountains, Upper Big Tujunga Canyon, 0.1 km SW of Shortcut Station, 0.5 km north of State Hwy 2, Angeles Crest Hwy 1277 Comment
  LA201689  Geranium carolinianum Arthur C. Gibson; 2003-4-24 4837 Los Angeles Santa Monica Mountains, near the village of Topanga Comment
  SD237555  Gilia R. G. Swinney 2008-6-17 9047 Los Angeles San Gabriel Mountains: ridge west of Jackson Flats, 0.4 mile MW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 (Valyermo 7.5'Q) 2160 Comment
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Dec 7 2018
  UCR276805  Gilia R. G. Swinney 2010-5-21 12898 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
  RSA0073359  Gilia achilleifolia R. G. Swinney 2010-6-21 13305 Los Angeles 0.2 miles east of Wilson Canyon Saddle, jct. of Santa Clara Truck Trail and Los Pinetos Spring Trail, on south side of Truck Trail. 951 Comment
  RSA0118838  Gilia aliquanta subsp. aliquanta A. C. Sanders, Mitch Provance, T. B. Salvato, Aaron Keller 2007-4-2 33346 Los Angeles West end of the Antelope Valley: hills north of Hwy 138, above corrals, c. 1.2 mi. airline NW of La Liebre Ranch. 960 Comment
  UCR194568  Gilia aliquanta subsp. aliquanta A. C. Sanders 2008-4-25 35102 Los Angeles Transverse Range; Western San Gabriel Mtns., SLOPES WEST OF OLD LA LIEBRE RANCH, SOUTH OF HWY 138 1000 Comment
  IRVC26456  Gilia angelensis A. C. Sanders, Mark Elvin, et al. 2003-3-4 25691 Los Angeles Newhall Ranch, along dirt road on eastern slopes below "Grapevine Mesa," 1.75 mi. ESE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  RSA172304  Gilia angelensis R. F. Thorne, James Henrickson 1963-5-5 32299 Los Angeles Near mouth of Cobal Canyon, foothills of San Gabriel Mountains, ca. 4 miles N of Claremont 518 Comment
  RSA0056291  Gilia atractyloides L. Haines 1935-7-2 s.n. Los Angeles T. B. Reservoir, San Gabriel Mts. Comment
  RSA621043  Gilia brecciarum subsp. jacens J. Mark Porter 1998-4-27 11830 Los Angeles Antelope Valley: 170th St. East. Comment
  SEINET4044464  Gilia capitata D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 213 Comment
  UCR214029  Gilia capitata A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37958 Los Angeles Tehachapi Mountains, Crane Canyon, 1.0 mi. SE (144 deg. ) of Castac Lake, 1.7 mi. NE (43 deg. ) of Gorman, just S of Kern Co. line 1189 Comment
  SBBG51638  Gilia capitata subsp. abrotanifolia R. Gustafson, C. Davidson 1977-4-20 411 Los Angeles San Clemente Island 762 Comment
  SEINET4031673  Gilia capitata subsp. abrotanifolia O. M. Clark 1929-1 1913 Los Angeles West Lancaster, southern California. Comment
  UCR189283  Gilia diegensis R. G. Swinney 1998-5-16 6092 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, Mescal Highlands, 0.9 mile west of 237th St. East at Panorama Way, 2.3 mi. S of Ft. Tejon Rd. 1402 Comment
  RSA249786  Gilia latiflora subsp. davyi R. F. Thorne, C. W. Tilforth 1973-4-20 43014 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
  RSA343357  Gilia latiflora subsp. davyi F. R. Fosberg 1983-4-22 64132 Los Angeles Lake Hughes, San Gabriel Mts. Comment
  RSA469370  Gilia latiflora subsp. latiflora Robert Gustafson, Christopher Davidson 1977-4-20 422 Los Angeles Fort Tejon Road, south of Littlerock, about 1.5 miles east of the junction with 82nd St. 976 Comment
  RSA469372  Gilia latiflora subsp. latiflora Robert Gustafson 1982-4-26 2520 Los Angeles Mojave Desert, Fort Tejon Road, about 1 mile W of the junction of 121st St 1006 Comment
  UC1537498  Gilia malior Gordon H. True Jr. 1935-3-27 173 Los Angeles 5 mi sw Palmdale; sw of Palmdale 944 Comment
  CAS-BOT-BC225493  Gilia nevinii Alice Eastwood 1904-5-1 s.n. Los Angeles Santa Catalina Island Comment
  RSA545185  Gilia nevinii T. S. Ross 1992-4-14 6164 Los Angeles San Clemente Island: Central E side of island, rutted channel that runs N from Nanny Canyon, 300m N from the mouth of NC. 69 Comment
  UC718501  Gilia ochroleuca subsp. bizonata Carl B. Wolf 1935-5-6 6733 Los Angeles 1/2 mi e Gorman (Liebre Mts.); , e of Gorman 1158 Comment
  UCR124249  Gilia ochroleuca subsp. bizonata L. C. Wheeler 1973-4-21 s.n. Los Angeles San Gabriel Mtns, Foothills of the mountains: 2 mi NE of Vincent 991 Comment
  UCR189838  Gilia ochroleuca subsp. bizonata R. G. Swinney 1998-8-31 6880 Los Angeles San Gabriel Mtns., San Antonio Ridge, 2.1 mi. west of West Mt. Baldy 2232 Comment
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May 3 2012
  UCR270635  Gilia ochroleuca subsp. bizonata R. G. Swinney 2011-5-24 14821 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  CAS-BOT-BC401995  Gilia ochroleuca subsp. bizonata Tim Ross; Steve Boyd; Laurel Arnseth 1991-4-29 4811 Los Angeles Liebre Mountains. Parker Mountain and ridge to the SW: SW of Acton and NNE of Ravenna 1259 Comment
  RSA0016251  Gilia ochroleuca subsp. bizonata Orlando Mistretta, S. D. Boyd, Darin Banks 1994-4-29 1148 Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit, Santiago Creek Section. Comment
  RSA0016266  Gilia ochroleuca subsp. bizonata L. C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent. 991 Comment
  RSA0017215  Gilia ochroleuca subsp. bizonata L. C. Wheeler 1967-5-12 9482 Los Angeles Summit 4183 E of Vincent 1250 Comment
  JEPS4112  Gilia ochroleuca subsp. vivida Frank W. Peirson 1918-6-30 155 Los Angeles summit Mt. Wilson San Gabriel Mts., Mt. Wilson Comment
  RSA0017198  Gilia ochroleuca subsp. vivida B. C. Templeton 1932-5-31 4858 Los Angeles West Blue Ridge, Big Pines Camp. Comment
  JEPS69713  Gilia splendens subsp. splendens Frank W. Peirson 1918-10-21 286 Los Angeles West Fork San Gabriel River 1219 Comment
  CDA22265  Gilia tricolor subsp. tricolor Garrettson 1915-1 s.n.-A Los Angeles Montebello Hills District. 0 Comment
  POM358777  Gnaphalium californicum F. R. Fosberg 1931-4-2 4449 Los Angeles Santa Catalina Island. Camp Frost 300 Comment
  POM358785  Gnaphalium californicum Gale Sphon 1955-5-12 s.n. Los Angeles Mulholland Drive. On fire road opposite Sepulvada fire road. Comment
  RSA127921  Gnaphalium californicum Peter H. Raven, H. J. Thompson 1959-6-4 14326 Los Angeles Santa Monica Mountains. Point Dume. 46 Comment
  RSA631381  Gnaphalium californicum Valerie L. Soza, Kent Hughes 1999-6-4 469 Los Angeles Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 365 Comment
  POM358791  Gnaphalium californicum Robin S. Collins 1973-5-15 263 Los Angeles Trail Canyon, within 1 mile of beginning of pack trail 671 Comment
  RSA547830  Gnaphalium californicum Timothy S. Ross, Peter Fritsch 1990-6-20 3639 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  RSA430026  Guillenia lasiophylla Donald R. Bissing 1973-6-2 142 Los Angeles Evey Canyon on road bank 0.3 mile from canyon mouth 720 Comment
  RSA0115281  Gutierrezia californica Richard G. Swinney 2010-10-5 13988 Los Angeles San Gabriel Mountains: east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  RSA602454  Gutierrezia californica Scott D. White 1997-5-14 5128 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 351 Comment
  SD234308  Gutierrezia californica R. G. Swinney 1998-5-15 6052 Los Angeles San Gabriel Mountains: San Gabriel (Azusa) Canyon, 1.5 mi. north of Foothill Blvd. on east side of Encanto Rd. 182 Comment
  RSA90687  Gutierrezia californica F. W. Peirson 1919-10-16 277 Los Angeles end of road in Pacoima Canyon 457 Comment
  SBBG113261  Hainardia cylindrica S. A. Junak 1997-6-6 SCa 436 Los Angeles N end of upper Buffalo Springs Reservoir, just NW of airport 435 Comment
  JEPS85099  Hazardia squarrosa var. grindelioides Roy E. Buck and Rexford Palmer 1989-4-27 1216 Los Angeles ca 2.8 air km se Townsend Peak Summit (7 air km nw of Castaic; between lanes of Interstate 5 near nw end of crossover section, +/- on ridge between Violin Canyon & large canyon ne) 640 Comment
  UC1870145  Hazardia squarrosa var. grindelioides LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 281 Los Angeles Verdugo Mountains; Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet. Near 34° 13' 14.7'' N 118° 18' 32'' W. Elev. 2000 Feet. 609 Comment
  CATA2038  Hedypnois cretica Steven A. Junak, Keri Kirkland, Linda Vorobik 1998-5-14 Los Angeles Santa Catalina Island: N of Empire Landing Road, about 0.5 miles W of intersection with Airport Road 441 Comment
  UCR50857  Hedypnois cretica A. C. Sanders 1988-5-18 7825 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  POM359754  Helenium puberulum Anstruther Davidson 1915-8-1 3081 Los Angeles Camp Baldy. Comment
  UCR204893  Helianthemum scoparium R. G. Swinney 2008-4-1 8598 Los Angeles San Gabriel Mtns., ridge north of and adjacent to Sharps Canyon, c. 2 miles due N of Glendora 671 Comment
  RSA0096947  Helianthemum scoparium R. F. Thorne, C. W. Tilforth 1971-6-17 39951 a Los Angeles San Gabriel Mts., Angeles National Forest. 2 mi. up Lower Tujunga Road from Forestry Headquarters. 457 Comment
  POM135771  Helianthemum scoparium var. vulgare L. R. Abrams 1901-4-3 1278 Los Angeles Santa Monica Mts. 229 Comment
  POM199698  Helianthemum scoparium var. vulgare I. W. Clokey, B. C. Templeton, C. B. Clokey 1929-05 4490 Los Angeles Mandeville Canyon, Santa Monica Mountains. 250 Comment
  CAS-BOT-BC305413  Helianthus annuus John Thomas Howell 1960-3-23 35144 Los Angeles Tujunga Wash Comment
  CAS-BOT-BC305435  Helianthus annuus 1901-3-9 s.n. Los Angeles Altadena Comment
  POM359981  Helianthus annuus var. lenticularis Elbert Benjamine 1929-1-6 s.n. Los Angeles Between N Ave. 61 and Arroyo Seco, Los Angeles. Comment
  OBI72020  Helianthus californicus Mark A. Elvin, J. M. Porter, Anuja Parikh 2003-11-5 3099 Los Angeles Liebre Mts: Agua Ducle Cyn, 100m N of SR 14 (Agua Dulce 7.5') 701 Comment
  UC194069  Helianthus gracilentus Samuel B. Parish 1889-6-1 1887 Los Angeles San Francisquito Canyon Comment
  UCR281612  Helianthus gracilentus R. G. Swinney 2014-5-21 16645 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  NY621875  Helianthus nuttallii subsp. parishii H. E. Hasse 09 1882 s.n. Los Angeles Near Los Angeles Comment
  CATA1251  Heliotropium curassavicum Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2331 Los Angeles Santa Catalina Island: Catalina Harbor 3 Comment
  LA82230  Heliotropium curassavicum var. oculatum Peter H. Raven; Henry J. Thompson 1959-6-4 14334 Los Angeles Santa Monica Mountains, Point Dume 45 Comment
  POM360256  Hemizonia fasciculata F. R. Fosberg 1931-5-7 4839 Los Angeles Cottonwood Canyon, Santa Catalina Island 160 Comment
  RSA527806  Hemizonia fasciculata Timothy S. Ross, Annette Ross 1991-6-3 5537 Los Angeles Elephant Hill: W Pomona 305 Comment
  UCR142551  Hesperocnide tenella L. C. Wheeler 1932-4-23 649 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 137 Comment
  LA82192  Hesperolinon micranthum O. H. Kappler; 1944-6-25 690 Los Angeles 457 Comment
  CAS-BOT-BC135945  Hesperoyucca whipplei Marcus E. Jones 1926-6-7 s.n. Los Angeles Ridge Route Comment
  LA200819  Heteromeles arbutifolia J. Sauer; D. Bradbury, R. Thaman 1969-12-7 4679 Los Angeles Santa Monica Mountains, Latigo Canyon Comment
  POM2594  Heteromeles arbutifolia M. Hitchcock 1918-7-3 19 Los Angeles Topango [Topanga] Canyon, Santa Monica Mountains. Comment
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May 29 2014
  RSA544554  Heteromeles arbutifolia Tim S. Ross, E. Kellogg 1992-4-11 6112 Los Angeles San Clemente Island: W of the west fork of China Canyon. 80 degrees E, 405m distant from 1448'BM. 404 Comment
  RSA660225  Heteromeles arbutifolia Fred Brooks, P. Sobkowiak 1988-4-23 14 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  RSA0072466  Heteromeles arbutifolia var. macrocarpa Carl B. Wolf 1936-1-3 7691 Los Angeles Santa Catalina Island. Avalon, slopes at east side of valley. 121 Comment
  CATA1220  Heterotheca grandiflora Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2283 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  RSA0074410  Heterotheca grandiflora F. L. Robinson 1921-4-15 31 Los Angeles Claremont. 365 Comment
  HSC79918  Heterotheca sessiliflora James Henrickson 1972-11-2 8102 Los Angeles 8 mi. NW of Newhall, NW of jct. of Hwy. 5 & Hasley Cyn. Rd. 366 Comment
  RSA709748  Heterotheca sessiliflora A. C. Sanders, Dave Fleitner, Mark Elvin 2003-8-6 27138 Los Angeles Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters 320 Comment
  UCR124029  Heterotheca sessiliflora A. C. Sanders, Mark A. Elvin 2002-8-28 25600 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusement park 360 Comment
  UCR108346  Heterotheca villosa var. villosa L. C. Wheeler 1970-10-10 s.n. Los Angeles Los Angeles Basin region; San Gabriel Valley, El Monte: Rio Hondo at Valley Boulevard 79 Comment
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Sep 10 2007
  RSA596198  Hirschfeldia incana Lauren Raz, S. D. Boyd 1996-10-23 21 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  SD181642  Hirschfeldia incana LeRoy Gross, Michael Denslow, et al. 2003-2-10 692 Los Angeles Verdugo Mountains Region; south side along dirt road to top of crest at Verdugo Motorway. 783 Comment
  UCR129364  Holodiscus discolor var. discolor Joseph A. Ewan 1933-7-4 7853 Los Angeles San Gabriel Mtns., Sturtevant Trail, Santa Anita Canyon 1067 Comment
  CAS-BOT-BC284993  Hordeum depressum Alice Eastwood 1906-5-27 178 Los Angeles Country adjacent to Los Angeles. San Pedro Comment
  POM50779  Hordeum jubatum A. D. E. Elmer 1902-06 3618 Los Angeles Lancaster. Comment
  RSA0055764  Hordeum murinum R. G. Swinney 2010-4-1 12136 Los Angeles San Gabriel Mountains: Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Mac 399 Comment
  CHSC95532  Hordeum murinum subsp. glaucum LeRoy Gross 2002-4-13 526 Los Angeles Los Angeles Basin: Verdugo Mountains Region: At intersection of Stough Canyon Mountainway and Verdugo Mountainway, along main crest. 579 Comment
  RSA3485  Hordeum murinum subsp. glaucum C. B. Wolf 1932-5-9 3428 Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 8 Comment
  RSA724994  Hordeum murinum subsp. glaucum K. Dobry 1991-5-2 592 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  SBBG131923  Hordeum murinum subsp. glaucum S. A. Junak 2000-6-29 SCa 1342 Los Angeles Bird Rock, just E of High Point, N side of Opuntia patch 12 Comment
  UC572677  Hordeum vulgare Nell Murbarger May, 1936 174 Los Angeles San Clemente Island Comment
  RSA0036151  Hordeum vulgare David Charlton 1991-5-27 5301 Los Angeles Mojave Desert Jct. 90th and C st. west of Palmdale and south of Little Rock on road to Edwards AFB. 944 Comment
  RSA0092862  Hordeum vulgare Steven A. Junak, Mark Hoefs, Sara L. Crockett 1997-3-27 SCa- 369 Los Angeles Santa Catalina Island: Skull Canyon, at edge of hayfield at storage yard gate, ca. 0.4 road miles from intersection with Middle Ranch Canyon Road. 229 Comment
  UC56547  Horkelia cuneata subsp. puberula unknown 1902-4-29 205 Los Angeles N. Pomona Comment
  RSA0069837  Hulsea heterochroma R. G. Swinney 2010-9-23 13875 Los Angeles Summit of Middle Hawkins Peak on Hawkins Ridge. 2576 Comment
  RSA233722  Hulsea heterochroma R. F. Thorne, Larry E. DeBuhr 1972-8-18 42250 Los Angeles San Gabriel Mts; Angeles National Forest: open peak of Mt. Islip 2515 Comment
  UC57421  Hulsea vestita subsp. gabrielensis J. H. Barber 1897-7-11 261 Los Angeles Mt. Gleason Summit Comment
  CDA2199  Hyparrhenia hirta T. C. Fuller 1969-7-17 18682 Los Angeles Northwest corner of Sunset Blvd. & Groverton Street, Westwood. 0 Comment
  RSA0107856  Hypochaeris glabra Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 SCa- 643 Los Angeles Santa Catalina Island. S of road to East Peak, on ridge SW of Peak 1245, ca. 0.9 air miles WNW of East Peak. 252 Comment
  SBBG43844  Isocoma menziesii M. R. Benedict 1971-6-27 Los Angeles rd immediately S of barracks area, about 0.3 mi S of pier at Wilson's Cove Comment
  POM246615  Isocoma menziesii var. decumbens F. R. Fosberg 1931-7-15 S 5421 Los Angeles Isthmus, Santa Catalina Island. 20 Comment
  LA88584  Isocoma menziesii var. vernonioides O. H. Kappler; 1943-9-11 535 Los Angeles Santa Monica Mountains, Solstice Canyon, lower canyon 7 Comment
  POM156145  Isocoma menziesii var. vernonioides L. R. Abrams 1904-9-2 4171 Los Angeles Elysian Park. Comment
  UC32935  Iva axillaris subsp. robustior J. Burtt Davy May 9 1896-May 24 1896 2571 Los Angeles near Llano Verde; West Palmdale [Anaverde Creek, or Valley] Comment
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Sep 16 2015
  UCD51313  Jarava speciosa Peter Kamb 1948-5-6 975 Los Angeles Lower Sonora Zone. Desert foothills of the San Gabriel Mountains, above Little Rock. 975 Comment
  RSA177887  Jaumea carnosa R. F. Thorne, P. Everett 1965-5-11 34537 Los Angeles Little Harbor, Santa Catalina [Island] Comment
  UC729499  Jaumea carnosa Carl B. Wolf 1932-9-16 4099 Los Angeles 100-150 ft w State Highway (at extreme se corner of Pacific Western Oil. Co. lease); Bryant Ranch 1 Comment
  SBBG108947  Jepsonia malvifolia S. A. Junak 1996-9-30 SCl 686 Los Angeles W fork of Norton Cyn 329 Comment
  CAS-BOT-BC101894  Juglans californica G. B. Grant 1900-3-17 3493 Los Angeles Lincoln Park, edge of [Arr] Arroyo Seco Comment
  RSA717702  Juglans californica Gary D. Wallace 1987-2-17 2642 Los Angeles Santa Monica Mountains: Coldwater Canyon Blvd. Comment
  UCR266150  Juglans californica R. E. Riefner Jr. 2015-8-21 15- 339 Los Angeles San Jose Hills, unincorporated Los Angeles County, south of Hwy I-10, east of Palomino Drive, east of Mesquite Lane at the end of the road, west of Forest Lawn Memorial Park 236 Comment
  UCSB992  Juglans californica Haller, Norman 1953-3-29 Los Angeles Mulholland Dr; approx. 2 miles West of Sepulveda; Santa Monica Mts 457 Comment
  RSA0011185  Juglans californica Robert F. Thorne, Everett 1965-5-11 34674 Los Angeles Near circle on summit road from Avalon to airport. Santa Catalina Island. 91 Comment
  LA200574  Juglans californica var. californica Carl Epling; L. Ellison 1929-4-27 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA87012  Juglans californica var. californica F. W. Peirson 1919-4-19 375 Los Angeles Pacoima Canyon; San Gabriel Mountains Comment
  SD181472  Juglans californica var. californica LeRoy Gross, Valerie Soza 2001-5-31 392 Los Angeles Los Angeles Basin, Verdugo Mountains region, southeast side, along Las Flores Mountain Way, dirt road south of Polaris Drive; Pasadena [quad]. Collected along road; top of ridge in open grassy area, just north of the road, has one large specimen. 395 Comment
  UC147928  Juglans californica var. californica C. F. Baker 1909-4-10 5294 Los Angeles Glendora Comment
  UC450938  Juglans californica var. californica Fay A. Macfadden 1931-3-15 35 E Los Angeles Tuna Canyon Verdugo Hills Comment
  SBBG12067  Juncus acutus E. R. Blakley 1961-9-24 4784 Los Angeles Little Springs Cyn 15 Comment
  RSA0115445  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
  RSA747580  Juncus balticus subsp. ater R. G. Swinney 2005-8-22 8507 Los Angeles San Gabriel Mountains: Devil s Punchbowl County Park, lower Holcomb Canyon 1280 Comment
  UCR101224  Juncus covillei var. obtusatus L. C. Wheeler 1954-9-1 7088 A Los Angeles San Gabriel Mtns., Little Rock Creek at Buckhorn Comment
  RSA509703  Juncus effusus subsp. austrocalifornicus L. C. Wheeler 1967-8-2 10293 Los Angeles San Gabriel Mts., Angeles Nat'l Forest: Sheep camp Spring, W slope Mt. Pacifico., NOTE: No lilies were observed at Sheep Camp Spring on 1 July 1994. The species appears to have been extirpated loc 1950 Comment
  UC534848  Juncus ensifolius Victor Duran 1933-7-25 3531 Los Angeles Buckhorn San Gabriel Mts. 1981 Comment
  UCR271539  Juncus ensifolius R. G. Swinney 2011-10-13 15802 A Los Angeles San Gabriel Mountains, Chilao Flat, FS road crossing of Chilao stream, east of Chilao Visitors Center and west of Hwy 2 1622 Comment
  RSA600726  Juncus macrophyllus L. C. Wheeler 1954-9-1 7088 -B Los Angeles San Gabriel Mountains; Little Rock Creek at Buckhorn. Comment
  RSA646280  Juncus rugulosus Orlando Mistretta 1992-7-14 716 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  RSA747163  Juncus rugulosus R. G. Swinney 2008-5-30 8911 Los Angeles San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
  UCR209611  Juncus rugulosus R. G. Swinney 2008-10-10 9574 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  UCR269253  Juncus rugulosus LeRoy Gross, Evan Meyer, Bart O'Brien 2013-10-17 6210 Los Angeles Coastal Plains and Basins; Los Angeles Basin Region, Hansen Dam flood control basin, Big Tujunga wash, between foothill Blvd. and Wentworth street. West of the 210 freeway. Collected short distance east and west, just south of Orcas Park, off Orcas Ave. 315 Comment
  RSA0045462  Juncus textilis I. M. Johnston 1916-11-26 s.n. Los Angeles Evey Canon[Canyon], San Antonio Mountains. 1143 Comment
  RSA651020  Juniperus californica Brent Mishler 1977-10-6 s.n. Los Angeles San Gabriel River flood control area, Irwindale. Comment
  RSA762644  Juniperus californica R. G. Swinney 2008-11-30 9892 Los Angeles Azusa, San Gabriel River Canyon, 1.6 mi. north of Foothill Blvd. at El Encanto Dr., at confluence with Fish Canyon 210 Comment
  UCR181124  Juniperus occidentalis subsp. australis R. G. Swinney 1997-4-25 5496 Los Angeles San Gabriel Mtns., at peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village 2441 Comment
  SEINET6630412  Justicia brandegeana J. Chandler 1986-12-27 s.n. Los Angeles Whittier Comment
  CAS-BOT-BC235755  Keckiella cordifolia Robert F. Thorne; D. Propst 1968-5-27 37632 Los Angeles Santa Catalina Island: in Middle Ranch Canyon, etc. Comment
  RSA401694  Keckiella cordifolia Freda Detmers 1929-7-18 s.n. Los Angeles Griffith Park. Comment
  RSA401697  Keckiella cordifolia Erwin Miller 1934-6-30 19118 Los Angeles Fish Canyon, San Gabriel Mountains. Comment
  UCD123783  Keckiella cordifolia Earl Brown 1993-5-2 s.n. Los Angeles Santa Monica Mountains, 5.1 miles west of Mulholland Drive from junction with Interstate 405. 548 Comment
  RSA401779A  Keckiella cordifolia Jessie Velo 1949-6-24 4234 Los Angeles Los Padres National Forest. Comment
  CAS-BOT-BC246112  Keckiella ternata var. ternata Ynez Whilton Winblad 1937-6-26 s.n. Los Angeles Ridge Route, n. Los Angeles Angeles Co. Comment
  UC1584876  Keckiella ternata var. ternata Tim Ross and Steve Boyd 1991-7-24 5643 Los Angeles nne slope Granite Mountain; , Pacifico Mountain U.S.G.S. 7.5' quad. 1901 Comment
  RSA529181  Koeleria macrantha Timothy S. Ross, Steve Boyd 1991-7-24 5619 Los Angeles Granite Mountain vicinity: ridge NNE of G.M. 1890 Comment
  RSA612157  Koeleria macrantha L. C. Wheeler 1932-7-2 913 Los Angeles Brown's Flat 1311 Comment
  UC1584888  Koeleria macrantha Tim Ross and Steve Boyd 1991-7-24 5619 Los Angeles ridge nne Granite Mountain; Pacifico Mountain Quad., Granite Mountain vicin 1889 Comment
  POM50905  Krascheninnikovia lanata A. D. E. Elmer 1902-06 3677 Los Angeles Palmdale Comment
  CATA1417  Lactuca saligna Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1995-11-11 2573 Los Angeles Santa Catalina Island: Below Wrigley Garden entry gates, by fire hydrant, upper Avalon Canyon 106 Comment
  CAS-BOT-BC340489  Lactuca sativa Geo. B. Grant 1908-8-31 s.n. Los Angeles Pasadena Comment
  RSA226090  Lactuca serriola R. F. Thorne, C. W. Tilforth 1971-6-17 39914 Los Angeles Near small pond in canyon below Placerita Canyon road 2.6 mile below junction with Sand Canyon road; W end San Gabriel Mts. 549 Comment
  RSA573558  Lagophylla ramosissima Timothy S. Ross 1992-6-15 6582 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills) knoll at the head of the S fork of Sycamore Canyon. 372 Comment
  SBBG61193  Lagophylla ramosissima R. Hoffmann 1927-6-14 Los Angeles Neenach, Antelope Valley Comment
  SFV445  Lamarckia aurea M. L. Vincent 1963-5-7 338 Los Angeles Santa Susana Mountains Santa Susana Pass Road. 0.5 miles east of Ventura County line near top of the pass. 0.25 miles off the main road at the top of the pass on a small path. 489 Comment
  UC1584700  Lamarckia aurea Tim Ross 1991-3-24 4317 Los Angeles between Sycamore Canyon and Turnbull Canyon (Whittier Hills, (Puente Hills, pro parte)); Whittier Hills 361 Comment
  UC38735  Lamarckia aurea C. C. Parry Apr 1881 Los Angeles Los Angeles Comment
  SEINET10926765  Lamarckia aurea John Quincy 1890-3-9 Fritchey s.n. Los Angeles Hills E Los Angeles. Very Weedy. Comment
  POM361600  Lasthenia californica James Richards 1949-4-27 4276 Los Angeles Los Padres National Forest. 457 Comment
  RSA709626  Lasthenia californica LeRoy Gross 2005-4-28 2125 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
  POM5998  Lasthenia coronaria C. F. Baker 1904-4-30 4159 Los Angeles Claremont. 365 Comment
  RSA0055760  Lasthenia coronaria R. G. Swinney 2010-4-1 12144 Los Angeles San Gabriel Mountains: Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Mac 399 Comment
  UCD133646  Lasthenia coronaria Daryl Koutnik 1978-4-28 436 Los Angeles Cornell Corners, south of Agoura Road on Cornell Road. 304 Comment
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Oct 1 2018
  HSC5899  Lasthenia glabrata G. E. Anderson 1966-4-4 17 Los Angeles 12 mi. N of Topanga near Hwy. 27 Comment
  RSA4774  Lasthenia glabrata subsp. coulteri James Snow 1932-03 s.n Los Angeles Plants of the Bryant Ranch, near Long Beach, station #4 Plant #1. Comment
  UC50365  Lasthenia glabrata subsp. coulteri H. M. Hall 1903-4-1 3736 Los Angeles Los Angeles Comment
  JEPS15065  Lasthenia gracilis G. B. Grant 1901-1-1 98 Los Angeles Pasadena Comment
  SBBG61620  Lasthenia gracilis J. R. and R. C. Robbins 1930-3-29 Los Angeles Antelope Valley Comment
  SBBG61622  Lasthenia gracilis R. Hoffmann 1929-4-26 Los Angeles near Camulos Comment
  UC69049  Lasthenia gracilis H. M. Hall 1905-6-14 6253 Los Angeles San Fernando Valley Comment
  SEINET269220  Lathyrus vestitus Scott D. White, Chet McGaugh 1995-5-9 2997 Los Angeles E edge of Santa Susana Mts W of San Gabriel Mts. Sunshine Canyon Landfill property: W of San Fernando Rd and I-5 Fwy 457 Comment
  RSA0078580  Lathyrus vestitus subsp. laetiflorus Bonnie C. Templeton 1920-2-4 1436 Los Angeles Mandeville Canyon, Santa Monica Mts. 200 Comment
  UCR50690  Lathyrus vestitus subsp. vestitus Lyman Benson 1945-3-25 11615 Los Angeles San Gabriel Mtns., San Gabriel Mountains, Big Dalton Canyon, Glendora. 351 Comment
  RSA91307  Lathyrus vestitus subsp. vestitus F. W. Peirson 1918-5-5 s.n. Los Angeles santa Susana Grade, San Fernando Valley Comment
  POM305934  Lathyrus vestitus var. vestitus Henry J. Ramsey 1938-5-1 1214 Los Angeles Altadena, Eaton Canyon Park Comment
  OBI56578  Layia glandulosa Steve Boyd, Lauren Raz 1997-3-25 9269 Los Angeles Liebre mts region: Knapp ranch area at upper end of Cataic Crk drainage inbroad alluvial valley; at head of Cienaga cyn, S of Liebre mtn flats and slopes just NE of ranch compound. T7N R17W NE 1/4 NE 1/4 sec 22 1061 Comment
  PASA2321  Layia platyglossa George Con Los Angeles Sierra madre Villa Comment
  POM305363  Layia platyglossa subsp. campestris Henry J. Ramsey, Henry J. Ramsey 1938-3-23 655 Los Angeles Los Angeles Comment
  RSA603737  Lemna valdiviana L. C. Wheeler 1932-8-28 1301 Los Angeles Puddingstone Dam, San Jose Hills. 274 Comment
  NY42991  Lepechinia fragrans J. B. Walker 1995-4-8 1333 Los Angeles Santa Catalina Island, 1.5km S of Black Jack Mountain, along paved road 100 Comment
  SD240943  Lepidium appelianum Dave Silverman, Jeff Jarvis & Colleen Martin 2010-5-20 8026 Los Angeles Antelope Valley, N of Lancaster, where Amargosa Creek jct of Sierra Highway and Avenue E, ca. 150 m W of Hwy and just S of Ave E. Collection from area where Amargosa Creek floodpath impounds at upstream corner of streets. 701 Comment
  UCR186658  Lepidium dictyotum A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32078 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  RSA180086  Lepidium nitidum P. H. Raven 1962-4-9 17156 a Los Angeles Wilson cove, San Clemente Island Comment
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Dec 24 2010
  RSA591979  Lepidium virginicum Mark Hoefs, D. Propst 1973-3-3 33 Los Angeles Santa Catalina Island: west side of Black Jack Mt. 412 Comment
  RSA187855  Lepidium virginicum var. pubescens R. F. Thorne 1966-6-1 36484 Los Angeles Santa Catalina Island, weed near golf links, Avalon. 30 Comment
  RSA226156  Lepidium virginicum var. pubescens Gary D. Cromwell, David W. Wheat 1971-4-16 515 Los Angeles Mystic Canyon. 2 miles NE of Glendora. 579 Comment
  CAS-BOT-BC328069  Lepidospartum squamatum Peter H. Raven 1961-10-15 16863 Los Angeles In front of Rancho Ana Botanic Garden, Claremont. 259 Comment
  UC1393109  Lepidospartum squamatum John L. Strother 1970-9-9 1012 Los Angeles ca. 3 mi n of San Bernardino County line; Route 138 1219 Comment
  UCR212813  Lepidospartum squamatum Ellen Mackey, Bart O'Brien, Blake Whittington 2006-10-19 NFWF- 1805 Los Angeles San Gabriel Valley, San Gabriel River [channel, northeast of East Huntington Drive], Lario San Gabriel River Trail Park 181 Comment
  CAS-BOT-BC272409  Leptochloa fusca subsp. uninervia J. Ewan 1931-7-31 4774 Los Angeles Telegraph Road near Santa Fe Crossing Comment
  CAS-BOT-BC272414  Leptochloa fusca subsp. uninervia Peter H. Raven 1957-9-21 11346 Los Angeles Pacific Palisades Comment
  UCR150342  Leptochloa uninervia Scott D. White 2003-10-14 9833 Los Angeles San Gabriel Mtns, foothills above Sierra Madre. Los Angeles Dept. of Public Works "Sierra Madre Villa' Debris Basin 335 Comment
  PASA2013  Leptodactylon californicum Margaret Stason 1931-4-18 Los Angeles near Crystal Lake Comment
  UC1595451  Leptodactylon californicum subsp. glandulosum Tim Ross 1992-7-10 6646 Los Angeles s side Big Tujunga Creek between Coldwater Canyon and Wickiup Canyon; San Gabriel Mountains, Big Tujunga Creek 969 Comment
  RSA469986  Leptosiphon breviculus S. B. Parish, Greata 1901-05 s.n. Los Angeles Hillsides, near Pasadena. Comment
  UCR269973  Leptosyne bigelovii R. G. Swinney 2010-6-1 13115 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  UCSB6467  Leptosyne bigelovii Gill, Robert 1959-3-24 Los Angeles State 138 - 1/2 mile from U.S. 99; San Joaquin Valley drainage area 1097 Comment
  UCR205258  Lessingia filaginifolia R. G. Swinney 2005-8-15 8476 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, near headquarters 1463 Comment
  RSA608009  Lessingia glandulifera var. glandulifera Louis C. Wheeler 1968-7-24 s.n. Los Angeles San Gabriel Mountains: South end of Mt. Hillyer. 1890 Comment
  RSA703500  Lessingia glandulifera var. glandulifera Scott D. White, Michael Honer 2004-6-24 10493 -B Los Angeles Pomona Valley / San Gabriel Mtn Foothills: City of Claremont; San Antonio Canyon alluvial fan, north of Baseline Ave. and west of concrete-lined flood control channel. 488 Comment
  UC75201  Lessingia glandulifera var. glandulifera C. F. Baker 1903-8-1 3444 Los Angeles Claremont Comment
  UCR25572  Lessingia glandulifera var. glandulifera M. Partsch 1977-5-14 37 Los Angeles Western Mojave Desert, Palmdale Blvd at 140th St. East [SW of Lake Los Angeles] 1067 Comment
  UCSB33233  Lessingia glandulifera var. glandulifera Partsch, M. 1977-5-14 Los Angeles Along Palmdale Blvd. in dry desert wash at 140th st. east 1066 Comment
  POM50692  Lessingia lemmonii var. ramulosissima A. D. E. Elmer 1902-06 3620 Los Angeles Palmdale Comment
  UCR190941  Lewisia rediviva R. G. Swinney, Cody Clarke 2001-6-20 8001 Los Angeles San Gabriel Mtns., summit of Mt. Lewis, NW of Dawson Saddle 2560 Comment
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Feb 6 2013
  CAS-BOT-BC283742  Leymus condensatus Geo. B. Grant 1901-6-6 s.n. Los Angeles Pasadena Comment
  PASA2350  Libocedrus Los Angeles PHS grounds, Pasadena Comment
  SEINET3259578 Image available Lilium humboldtii R. G. Swinney 1998-7-10 6367 Los Angeles San Gabriel Mtns.; confluence of Bear Gulch and Prairie Fork Canyon, south side of canyon along Prairie Fork stream. 1488 Comment
  UCR127162  Linanthus androsaceus A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26268 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, near Angeles National Forest boundary, c. 0.6 mi. due west of confluence of Bitter and Charlie Canyons 442 Comment
  PASA743  Linanthus aureus Stason 1930-5-18 Los Angeles Lovejoy Buttes Comment
  RSA233373  Linanthus aureus Arthur C. Gibson, Linda Gibson 1972-3-11 2789 Los Angeles Vogel Flats, Big Tujunga Canyon Comment
  CAS-BOT-BC226763  Linanthus californicus Marcus E. Jones 1882-5-2 3209 Los Angeles Pasadena Comment
  HSC17057  Linanthus californicus David Porter 1965-4-22 Los Angeles 1/2 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
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May 21 2014
  RSA600044  Linanthus dichotomus Steve Boyd, Lauren Raz 1997-3-25 9264 Los Angeles Liebre Mountains region, extreme NW corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 951 Comment
  SBBG126917  Linanthus parryae A. Parikh, N. Gale 2010-6-2 3248 Los Angeles 3.9 km W of St Hwy 14, 2.1 km SW of California Aqueduct, under power lines; Sierra Pelona, Liebre Mtns 1130 Comment
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Jul 7 2015
  UCD118653  Linanthus parryae Steve Boyd 1986-3-30 1516 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  SEINET3163729  Linanthus parviflorus G. B. Grant 1904-5-5 694 a/6185 Los Angeles at Arroyo Seco Canyon, San Gabriel Mts., southern California 610 Comment
  UC52425  Linanthus parviflorus H. M. Hall 1902-5-2 3084 Los Angeles Pine Canyon, nw Los Angeles County Pine Canyon 1219 Comment
  RSA400361  Linaria dalmatica Robert Kessler 1920-1 3385 Los Angeles Camp Sturtevant. [Santa Anita Canyon, San Gabriel Mts.] Comment
  UCR189383  Lithophragma R. G. Swinney 1998-5-30 6179 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  SFV12412  Lithophragma affine subsp. affine D. L. Koutnik, J. G. Cuti 1978-4-19 379 Los Angeles Verdugo Mountains On fire road through Stough Canyon to La Crescenta. 549 Comment
  UC858175  Lithophragma bolanderi I. W. Clokey and E. G. Anderson 1935-5-9 6668 Los Angeles San Dimas Canyon; wooded rocky slopes Comment
  RSA579495  Lithophragma bolanderi T. S. Ross, Steve Boyd 1994-5-11 7823 Los Angeles Sawmill Mountain: N slope of the W summit area, about headwaters of West Fork Devils Gulch. 1500 Comment
  UCR185397  Lithophragma parviflorum A. C. Sanders, T. B. Salvato 2007-4-25 33550 Los Angeles Tehachapi Mtns., Oso Canyon near Kern Co. line, c. 0.1-0.2 mi. south of road on canyon bottom, c. 0.75 mi. east of powerlines 1220 Comment
  POM320497  Lobularia maritima Greg Wright 1971-6-26 205 Los Angeles Live Oak Canyon Dam drainage basin, west of Live Oak Canyon Road, Northwest of Claremont. Pacific slope drainage area. 396 Comment
  RSA0036166  Lobularia maritima Bill Duval s.n. Los Angeles La Crescenta Comment
  RSA624068  Loeflingia squarrosa L. C. Wheeler 1967-5-18 9653 Los Angeles San Gabriel Mountains: Placerita Canyon, vicinity of Oak of the Golden Dream. 478 Comment
  SBBG89711  Logfia arizonica M. B. Dunkle 1939-4-6 7317 Los Angeles Mosquito Ridge Comment
  UC1587695  Logfia arizonica Tim Ross, Orlando Mistretta, Mike Hammit 1991-5-18 5193 Los Angeles 1300 ft nnw Guds (888') marker; San Clemente Island 240 Comment
  CATA1196  Logfia gallica Mark L. Hoefs, Jay B. Walker, Carol Annable 1995-6-5 2215 Los Angeles Santa Catalina Island: Upper White's Landing Road 426 Comment
  POM356946  Lolium perenne subsp. multiflorum F. R. Fosberg 1931-5-22 S 496 Los Angeles Bird Rock, Isthmus Harbor, Santa Catalina Island. Comment
  RSA276003  Lolium perenne subsp. multiflorum Jack Delaini 1974-5-9 195 Los Angeles a few plants scattered along S side of Johnstone Peak Rd. at head of canyon 853 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
  CAS-BOT-BC211159  Lomatium insulare Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  LA201034  Lomatium lucidum J. A. Ewan; 1931-4-25 4173 Los Angeles Comment
  UCR280889  Lomatium lucidum R. G. Swinney 2014-5-15 16507 Los Angeles San Gabriel Mountains, Glendora, ridge system between west and north forks of Hook Cyn., 0.48 miles north of Sierra Madre Ave. 427 Comment
  RSA661477  Lomatium mohavense subsp. longilobum Vasu Dev, Barbara Dev 2001-3-30 s.n. Los Angeles On ridge west of road, ca. 0.6 miles south of Acton. Comment
  RSA97432  Lomatium mohavense subsp. mohavense F. W. Peirson 1926-4-26 6655 -a Los Angeles about 1 mile east of Palmdale Comment
  RSA0105337  Lomatium nevadense var. parishii T. S. Ross 1994-5-31 7969 Los Angeles Pacifico Mountain: somewhat flat granitic ridgetop ca 800 m WNW of the 7124' summit. 2060 Comment
  UCR98729  Lomatium nevadense var. parishii Steve Boyd, Lauren Raz 1997-5-1 9682 Los Angeles Liebre Mtns region, Sierra Pelona ridgeline, c. 1.5 mi west of Mt. McDill & 1.3 mi. SSE of Lincoln Crest, the head of Bouquet Canyon 1512 Comment
  RSA97382  Lomatium nevadense var. parishii F. W. Peirson 1919-6-14 473 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1707 Comment
  UC1618037  Lomatium utriculatum Donald G. Nelson 1935-4-15 310 a Los Angeles near the harbor Wilmington Comment
  RSA141569  Lonicera hispidula var. vacillans Percy C. Everett 1960-9-27 24293 Los Angeles Santa Catalina Island, ridge road to airport 366 Comment
  LA105078  Lonicera subspicata var. denudata Barry A. Prigge; 1988-7-3 8188 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
  RSA126719  Lonicera subspicata var. denudata P. H. Raven 1958-10-11 13758 Los Angeles Saddle Peak, Santa Monica Mountains. 823 Comment
  CAS-BOT-BC198568  Lotus C. B. Wolf 1931-6-25 2236 Los Angeles SW of Los Angeles Botanic Garden, along Beverley Blvd., Mandeville Canyon 60 Comment
  UCR88656  Lotus argophyllus Scott D. White 1995-10-19 3717 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  RSA406759  Lotus argophyllus subsp. ornithopus Anstruther Davidson 1891-6-26 s.n. Los Angeles Santa Catalina Island Comment
  RSA251398  Lotus argophyllus subsp. ornithopus R. F. Thorne 1966-4-15 36016 Los Angeles San Clemente Island, ca. 0.5 miles SSE of Eel Point, SW side of island. 30 Comment
  RSA515111  Lotus argophyllus var. adsurgens Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-30 803 -1 Los Angeles San Clemente Island: Pyramid Head, S end of island 15 Comment
  UC168713  Lotus argophyllus var. argenteus George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 708 /6257 Los Angeles Santa Catalina Island Comment
  RSA529085  Lotus corniculatus Ted Nakase 1991-6-28 s.n. Los Angeles Glendora Comment
  CDA968  Lotus dendroideus var. dendroideus D. G. Kelch 1991-3-23 1319 Los Angeles Catalina Island. East of Avalon. Comment
  RSA406916  Lotus dendroideus var. dendroideus F. R. Fosberg 1931-3-19 S 4303 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  RSA525173  Lotus grandiflorus var. grandiflorus Walter Wisura 1990-6-16 4450 Los Angeles 7.8 mi S fr Soledad Canyon Rd along forestry rd 4N33 Comment
  RSA90293  Lotus grandiflorus var. grandiflorus F. W. Peirson 1924-5-27 4635 Los Angeles Tujunga canyon 762 Comment
  POM18112  Lotus heermannii var. heermannii P. A. Munz 1923-5-25 6819 Los Angeles Big Rock Creek, San Gabriel Mts. 1280 Comment
  UC80704  Lotus humistratus Anstruther Davidson Los Angeles near Lancaster Comment
  RSA0003341  Lotus humistratus Anstruther Davidson 1893-5-12 s.n. Los Angeles Harold. Comment
  RSA0059108  Lotus micranthus Ivan M. Johnston 1917-5-6 1277 Los Angeles Evey Canon. 914 Comment
  RSA597022  Lotus nevadensis var. davidsonii T. S. Ross 1990-6-25 3824 Los Angeles ridgetop to the NW of Crystal Lake (ridge descending SSW from Mt. Islip) 2072 Comment
  JEPS55557  Lotus oblongifolius var. oblongifolius Frank W. Peirson 1918-5-21 100 Los Angeles Arroyo Seco San Gabriel Mountains 487 Comment
  UCR12271  Lotus salsuginosus Art Whistler 1966-5-1 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Road to Lake Malibu near intersection of Cornell St. and Mulholland Dr Comment
  POM82719  Lotus salsuginosus var. salsuginosus P. A. Munz 1925-4-23 9446 Los Angeles San Gabriel Canyon. 488 Comment
  RSA591083  Lotus salsuginosus var. salsuginosus J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10925 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  RSA498849  Lotus scoparius Alton Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  RSA573454  Lotus scoparius T. S. Ross 1992-6-15 6558 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): upper end of Turnbull Canyon. 294 Comment
  UCR206537  Lotus scoparius subsp. scoparius A. C. Sanders, T. B. Salvato 2009-5-19 36831 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  UCR209146  Lotus scoparius subsp. scoparius Dan S. Cooper 2009-1 109- 24 Los Angeles South Coast, Sand Dune Park, Manhattan Beach 27 Comment
  RSA515118  Lotus scoparius subsp. traskiae Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-30 804 -2 Los Angeles San Clemente Island: Wilson Cove Canyon. Comment
  RSA652464  Lotus scoparius var. brevialatus N. D. Hogg 1969-5-11 s.n. Los Angeles Mountain Avenue and Mount Baldy Road, Padua Hill. Rocky alluvial fan of San Antonio Canyon. Comment
  JEPS55848  Lotus strigosus W. L. Jepson 1920-5-3 8923 Los Angeles near Newhall Comment
  RSA618778  Lotus strigosus L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon approximately 1/2 mile east of Blum Ranch. 945 Comment
  RSA653773  Lotus strigosus J. Bogdanoff-Lord 1989-5-24 29 Los Angeles Angeles National Forest: 3.9 miles NNE of the intersection of Base Line & Mills, Claremont, on west side of Mt. Baldy Road. Comment
  RSA674241  Lotus strigosus LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 693 Los Angeles South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 783 Comment
  UCR126587  Lotus strigosus A. C. Sanders 2003-5-22 26826 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
  UC864916  Lotus strigosus Louis C. Wheeler 1932-3-23 520 Los Angeles near U.C.L.A. Campus; West Los Angeles 137 Comment
  RSA406433  Lotus unifoliolatus D. S. Krause 1939-07 s.n. Los Angeles Open fields in foothills, La Canada Comment
  UC1129208  Lotus wrangelianus A. D. Gifford 1935-3-15 452 Los Angeles 7 mi se Whitaker Pk.; Tejon Quad. 548 Comment
  UCR216035  Lotus wrangelianus R. G. Swinney 2005-4-30 8230 Los Angeles San Gabriel Mountains, Glendora, 'Morgan Canyon Plateau' adjacent to and east of Morgan Canyon 418 Comment
  RSA355467  Ludwigia peploides subsp. peploides Geo. L. Moxley 1913-06 s.n. Los Angeles Edge of Echo Park Lake. Comment
  UCR223005  Lupinus R. G. Swinney 2009-5-13 10791 Los Angeles Transverse Range; San Gabriel Mtns. Foothills, Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  RSA646988  Lupinus agardhianus LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 200 Los Angeles San Rafael Hills: South of Descanso Garden and north of the main ridge . 488 Comment
  UC1129266  Lupinus albifrons G. E. Sindel 1935-1-7 115 Los Angeles 4 mi e Quail Lake; Angeles National Forest, Tejon Quad., e of Quail Lake Comment
  CAS-BOT-BC196149  Lupinus albifrons var. douglasii Tim Ross; Janet Takara; Stacey Otte 1993-4-25 6973 Los Angeles Santa Catalina Island: head of south fork Descanso Canyon 207 Comment
  LA52461  Lupinus bicolor W. O. Griesel; 1936-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Latigo Canyon Rd. near Mulholland. Comment
  SBBG98669  Lupinus bicolor T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5171 Los Angeles 1100 ft SSW of Twin Dams, 1450 ft NNW of Boulder marker (1859) 490 Comment
  UCR177533  Lupinus bicolor LeRoy Gross 2005-4-28 2165 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
  UCR258893  Lupinus bicolor R. G. Swinney 2010-4-30 12468 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, ridgetop south of the southern of the two eastern forks of Wilson Cyn., 0.45 miles east of Wilson Debris Basin along old motorway 549 Comment
  RSA638176  Lupinus bicolor L. C. Wheeler 1969-5-3 s.n. Los Angeles Bluebird truck trail. 716 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
  SFV6178  Lupinus bicolor R. M. Muran 1974-5-16 78 Los Angeles Santa Monica Mountains Rustic Canyon about 2 miles from Mulholland Drive. 412 Comment
  RSA583031  Lupinus bicolor subsp. microphyllus T. S. Ross 1993-4-22 6873 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft.); southerly coastal slope of 1320 m SE of Cactus Peak summit. 351 Comment
  POM12240A  Lupinus bicolor subsp. microphyllus F. L. Robinson 1921-4-20 40 Los Angeles Claremont. Comment
  POM145644  Lupinus bicolor subsp. tridentatus L. R. Abrams 1927-4-30 11710 Los Angeles Head of Antelope Valley. Comment
  RSA91353  Lupinus chamissonis F. W. Peirson 1922-1-5 2664 Los Angeles Hermosa Beach Comment
  UCR273247  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 1113 Comment
  UCD107516  Lupinus concinnus P. B. Kennedy 1928-3-28 s.n. Los Angeles Avalon, Santa Catalina Island, Calif. Comment
  SEINET10450533  Lupinus elatus C. W. Tilforth 1970-7-28 Tilforth 287 Los Angeles Gravelly, granitic soil, Cortelyou Springs, State Hwy. 2, San Gabriel Mtns. 2134 Comment
  UC718041  Lupinus excubitus Carl B. Wolf 1935-5-6 6732 Los Angeles on New Ridge Route Rd. 2 4/10 mi se Gorman (Liebre Mts.); , se of Gorman 1097 Comment
  SEINET7047888 Image available Lupinus excubitus Steven R. Hill, Kate Kramer 2001-4-22 33336 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. Elevation about 2640 feet. Comment
  SEINET10451316  Lupinus excubitus subsp. hallii August J. Breitung 1953-5-16 Breitung 15119 Los Angeles Glendora mt. Rd, san bernardino (gabriel) mts. Comment
  CAS-BOT-BC205409  Lupinus excubitus var. austromontanus Lester Rowntree 1934-3-28 4 Los Angeles Near Elizabeth Lake, Antelope Valley Comment
  RSA0119589  Lupinus excubitus var. hallii Lyman Benson 1945-6-5 11754 Los Angeles Cold Spring, 2.5 miles southwest of Camp Baldy on the Gendora Road. Mt. Range: San Gabriel. Drainage Area: Pacific Slope. 1372 Comment
  SEINET10970260  Lupinus excubitus var. hallii David B. Dunn 1957-4-2 Dunn RSA# 8292 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 f, plant no. Seeds from open field, pollen. Comment
  RSA407097  Lupinus excubitus var. johnstonii L. E. Hoffman 1932-5-1 s.n. Los Angeles Mt. Gleason, Angeles National Forest. Comment
  RSA674248  Lupinus formosus LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 699 Los Angeles South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 695 Comment
  SBBG69114  Lupinus formosus R. Hoffmann 1929-5-22 Los Angeles Del Sur, Antelope Valley Comment
  SBBG45473  Lupinus formosus D. Emery 1955-4-28 Los Angeles beyond Rock Crk turn-off on rd to Big Pines Comment
  SD157644  Lupinus formosus Darley F. Howe 1959-5-3 2715 Los Angeles 15 miles west of Lancaster Comment
  RSA729360  Lupinus formosus var. formosus R. G. Swinney 1998-7-27 6504 Los Angeles Dry Lake, south of Sunset Peak at head of Dry Lake Canyon. 1515 Comment
  RSA775954  Lupinus formosus var. formosus Orlando Mistretta, Christine Mistretta 2010-6-17 5339 Los Angeles Upper Big Tujunga canyon; Alder Creek; 0.4 miles upstream (NW) of creek crossing at Upper Big Tujunga Canyon Road. 1025 Comment
  RSA652216  Lupinus formosus var. formosus C. O. Gaston 1948-4-23 s.n. Los Angeles Found by San Dimas canyon Rd, 2 1/2 mi. No. of Hyway 99. Comment
  RSA91195  Lupinus formosus var. formosus F. W. Peirson 1920-5-14 4695 Los Angeles Arroyo Seco, near Pasadena 518 Comment
  SEINET269235  Lupinus hirsutissimus Scott D. White, Chet McGaugh 1995-5-16 3065 Los Angeles E edge of Santa Susana Mts just W of San Gabriel Mts. 'Sunshine Cyn' W of San Fernando Rd. and 1-5 Fwy just SW of inte 457 Comment
  UCR149828  Lupinus hirsutissimus Scott D. White, Pam Devries 2004-5-18 10417 Los Angeles Western Transverse Ranges, Eastern Santa Susana Mtns. West of the I-5 Fwy, c. 4 mi N of the I-5 / SH-14 jtn. and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges 518 Comment
  UCR261342  Lupinus hirsutissimus R. G. Swinney 2010-4-1 12164 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  UCR276790  Lupinus hirsutissimus R. G. Swinney 2011-3-29 14259 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  UCR209539  Lupinus latifolius R. G. Swinney 2008-7-2 9123 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
  POM11043  Lupinus latifolius J. H. Barber 1899-5-7 s.n. Los Angeles No data on label Comment
  PASA1669  Lupinus longifolius Sally Ellis 1939-5-12 Los Angeles San Dimas canyon Comment
  POM199531  Lupinus longifolius I. W. Clokey, Bonnie C. Templeton 1929-05 4560 Los Angeles Mandeville canyon, Santa Monica Mountains. 250 Comment
  RSA0070137  Lupinus longifolius Daisie Huang 2008-4-6 08040603 Los Angeles Deer Creek Rd, right of of PCH. Malibu. 17 Comment
  RSA670433  Lupinus longifolius I. W. Clokey, B. C. Templeton 1929-05 4560 Los Angeles Mandeville canyon, Santa Monica Mountains. 250 Comment
  UCSB46606  Lupinus longifolius Welton, Patti 1983-3-28 Los Angeles Southwest side of Mulholland Hwy., 2.2 miles north of its junction with Malibu Canyon Road, Santa Monica Mtns. 487 Comment
  CAS-BOT-BC211680  Lupinus longifolius Philip A. Munz 1950-3-22 15469 Los Angeles Topo Ranch, Santa Susanna Comment
  RSA135191  Lupinus longifolius Peter H. Raven 1960-5-15 15360 Los Angeles Piuma Road 2.3 miles east of Rambla Pacifica. 488 Comment
  SEINET10485603  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
  UC1980244  Lupinus longifolius Daisie Huang 2008-4-6 08040601 Los Angeles Deer Creek Rd, right off PCH. Malibu. Comment
  UCR23931  Lupinus microcarpus John C. Roos 1942-6-6 1063 Los Angeles Western Transverse Range, Placerita Canyon near Newhall 610 Comment
  RSA104354  Lupinus peirsonii H. L. Mason 1926-4-27 3026 Los Angeles Rock Creek Canyon, lower Pinyon Pine belt 1296 Comment
  RSA230230  Lupinus peirsonii R. F. Thorne 1969-7-2 38339 Los Angeles Angeles National Forest; along Angeles Crest Hwy, 0.5 miles S of Dawson Saddle 2378 Comment
  SEINET10936835  Lupinus polycarpus Neal 1950-4-2 NEAL s.n. Los Angeles About a mile from beverly glen blvd. On mulhuland drive. 427 Comment
  UCD38458  Lupinus pusillus var. rubens Beecher Crampton 1955-4-28 2720 Los Angeles State Hwy. 138, 5 miles west of Desert Springs. Comment
  RSA0080791  Lupinus sparsiflorus R. G. Swinney 2010-4-13 12184 Los Angeles 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom. 610 Comment
  SBBG122523  Lupinus sparsiflorus R. Burgess, C. Davis, B. Meiners, P. Munro 1999-4-17 3239 Los Angeles Canton Cyn, NE of Lake Piru, N side of Canton Crk, above second narrows 457 Comment
  UC1129705  Lupinus sparsiflorus A. D. Gifford 1935-3-27 518 Los Angeles Kings Canyon; Tejon Quad., Kings Canyon Comment
  UC1922288  Lupinus sparsiflorus Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 746 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. Near 34deg 12' 17.5'' N 118deg 17' 46.1'' W T1N R14W N/2, NE/4 sec. 1. Elev. 1400 Feet. 427 Comment
  UCSB33967  Lupinus sparsiflorus Swanson, D. 1978-4-30 Los Angeles Shields Canyon, 7 miles north of Glendale in San Gabriel Mountains 609 Comment
  RSA414293  Lupinus sparsiflorus subsp. sparsiflorus Ora M. Clark 1929-3-24 1790 Los Angeles Santa Susana Mountains. Comment
  RSA655988  Lupinus sparsiflorus subsp. sparsiflorus James Henrickson 1985-3-30 19772 Los Angeles 3 air mi. NNW of Newhall in proposed North Hills development just north of Santa Clara River and just E of San Francisquito Creek. 370 Comment
  POM157976  Lupinus succulentus M. B. Dunkle 1928-3-17 1753 Los Angeles Santa Catalina Island. Isthmus. 91 Comment
  SD69523  Lupinus succulentus Robert F. Thorne 1966-4-6 35886 Los Angeles Santa Catalina Island; dry ridge between White and Moonstone Coves. 14 Comment
  UC1584905  Lupinus succulentus Tim Ross 1991-4-8 4479 Los Angeles western Pomona (Elephant Hill); San Dimas Quad., Western Pomona, Elephant Hill 228 Comment
  UC917867  Lupinus succulentus Frank W. Gould 1944-3-26 2182 Los Angeles Palos Verde Hills; near Walteria Comment
  RSA213359  Lupinus truncatus Reid V. Moran 1941-3-9 692 Los Angeles In Cactus, ridge north of Middle Ranch, Santa Catalina Island. 350 Comment
  SD69522  Lupinus truncatus Robert F. Thorne 1966-4-5 35865 Los Angeles Santa Catalina Island; south facing slope above stream in Cottonwood Canyon 106 Comment
  SEINET3860259  Lupinus truncatus R. G. Swinney 2009-3-19 10144 Los Angeles San Gabriel Mtns. Foothills: Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, ca 100 m north of Hwy 39.; 0 230 Comment
  UCR192963  Lupinus truncatus Dan S. Cooper 2008-3-20 s.n. Los Angeles Los Angeles Basin, north end of Thomas St., El Sereno, Los Angeles 220 Comment
  UCR50689  Lupinus truncatus Lyman Benson 1945-5-11 11705 Los Angeles San Gabriel Mountains, Canyon below Johnson's Pasture, above Claremont 549 Comment
  RSA414393  Lupinus truncatus H. de Forest 1932-3-5 14974 Los Angeles Santa Monica Moutains, Trabuco Canyon. Comment
  JEPS11731  Lycium californicum R. A. Casad 1920-1-26 Los Angeles Huntington Beach Comment
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Dec 23 2014
  SBBG13440  Lycium californicum E. R. Blakley 1962-10-4 5412 Los Angeles SE side of the Isthmus Cove Comment
  RSA249752  Lycium cooperi Robert F. Thorne 1973-5-11 43483 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  CDA41039  Lycium cooperi G. D. Barbe, T. C. Fuller 1973-5-21 1399 Los Angeles 4 miles (6.4 km) east of Highway138 on Highway 18; 0.5 mile (0.8 km) west of San Bernardino County line. 0 Comment
  UC1244215  Lyonothamnus floribundus subsp. aspleniifolius Peter H. Raven 1962-7-10 17971 Los Angeles upper reaches Cave Canyon (large canyon draining southwest from Thirst); San Clemente Island Comment
  UCR13482  Lyonothamnus floribundus subsp. floribundus 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
  SBBG11602  Lyonothamnus floribundus var. aspleniifolius P. H. Raven 1962-5-9 17682 Los Angeles near head of cyn above Mosquito Cove 274 Comment
  UCR180337  Lythrum californicum Scott D. White, Andrea Warniment 2006-7-7 11621 Los Angeles SE Tehachapi Mtns, Gorman area, Gorman Creek NE of the I-5 Freeway 1098 Comment
  RSA773973  Machaeranthera canescens R. G. Swinney 2009-7-29 11441 Los Angeles Pacifico Mountain summit 2134 Comment
  RSA642273  Machaeranthera canescens var. canescens Orlando Mistretta, R. T. Hawke 1995-11-8 1950 Los Angeles San Gabriel Mountains. Comment
  UCR123898  Machaeranthera tortifolia Steven R. Hill, K. Kramer 2001-4-22 33392 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
  PASA2331  Madia exigua Frank W. Peirson 1923-5-21 Los Angeles Fish Canyon, San Gabriel Mts. 914 Comment
  CAS-BOT-BC343072  Madia gracilis Peter H. Raven 1962-5-22 17818 Los Angeles Santa Catalina Island: above Emerald Bay 121 Comment
  RSA592053  Madia gracilis Mark Hoefs 1973-5-4 208 Los Angeles Middle of Middle Ranch Canyon; Santa Catalina Island. 244 Comment
  RSA561591  Madia gracilis Steve Boyd, Orlando Mistretta 1993-6-3 8178 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 NE of May Canyon saddle. 915 Comment
  RSA586702  Madia minima Orlando Mistretta, Mark Elvin 1995-6-20 1801 Los Angeles San Gabriel Mountains: Bare Mountain canyon. head of drainage E of Pacifico Mtn. 1966 Comment
  SBBG109047  Malacothamnus clementinus S. A. Junak 1996-5-29 SCl 541 Los Angeles China Cyn, ca. 1.55 mi inland from bridge across mouth of cyn 106 Comment
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Jun 19 2014
  CAS-BOT-BC231877  Malacothamnus davidsonii Alice Eastwood 1913-5-11 3135 Los Angeles San Fernando Wash Comment
  SD112055  Malacothamnus fasciculatus Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Airport Road at Junction of White's Landing Road Comment
  UCD116356  Malacothamnus fasciculatus Marc Meyer 1993-4-25 30 Los Angeles Santa Susana Mts., Moonshine Cyn. Park, Porter Ranch, 2.5 mi. N of Tampa offramp of 118 Fwy. 400 Comment
  SBBG41330  Malacothamnus fasciculatus var. catalinensis M. R. Benedict 1970-6-27 Los Angeles near rd, lower Cape Cyn, just above jct with Middle Cyn Rd Comment
  UC303547  Malacothamnus fasciculatus var. fasciculatus I. Johnston 1917-5-13 982 Los Angeles San Gabriel Wash 152 Comment
  JEPS85115  Malacothamnus marrubioides Roy E. Buck, Rexford Palmer 1989-4-28 1227 Los Angeles N-Facing Slope Osito Canyon 731 Comment
  SD232192  Malacothrix clevelandii Scott D. White, Michael Honer, Dylan Hannon 2003-6-25 9602 Los Angeles Liebre Mts: Tapia Canyon area, ca. 2 - 3 air miles west of I-5 jtn. w/ Ridge Rt. Rd. 395 Comment
  UCR278653  Malacothrix clevelandii R. G. Swinney 2011-5-16 14749 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 1.18 mi. at 73 deg. SE of Colby Ranch Rd. & FS Rd. 3N19 in Big Tujunga Cyn., c. 450 m ENE of lodge in center of camp 1375 Comment
  UC166690  Malacothrix clevelandii unknown 1906-6-10 Los Angeles Mt. Lowe San Gabriel Mts., Mt. Lowe Comment
  RSA678889  Malacothrix foliosa Mark A. Elvin, Dylan Hannon, Gery Allan, Curtis Clark 1996-4-19 149 Los Angeles San Clemente Island. North Head, top of slopes between 1st and 2nd terrace point at N.H. rock. 12 Comment
  UCR220052  Malacothrix glabrata R. G. Swinney 2009-4-24 10447 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  SBBG66177  Malacothrix saxatilis var. tenuifolia M. N. Ackley -Jun-1926 161 Los Angeles Verdugo Hills 350 Comment
  SFV21412  Malacothrix saxatilis var. tenuifolia L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1043 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Brand Canyon below the large waterfall where the canyon forks off, near above coordinates. At check dam (man-made waterfall). 393 Comment
  POM278165  Malosma laurina Lyman Benson 1933-11-12 5730 Los Angeles Westwood, Beverly Hills. 122 Comment
  SEINET8042058  Malosma laurina I. W. Clokey, B. C. Templeton 1929-1 4588 Los Angeles Western Transverse Range, Santa Monica Mtns., Mandeville Canyon, 300 Comment
  UCD116867  Malosma laurina M. Vincent 1962-7-10 279 Los Angeles Piuma Road, 1 1/2 miles east of Malibu Canyon Road. Comment
  SBBG127963  Malva assurgentiflora M. G. Simpson, A. Russell, J. Dunn 2000-7-21 2212 Los Angeles Courage St, across from the Galley 116 Comment
  SD186253  Malva pseudolavatera A. C. Sanders, Lee Jones 2005-4-8 29347 Los Angeles Palos Verdes Peninsual, old Marineland site on Long Point. 2 Comment
  UCR162059  Malvella leprosa Mike Misenhelter 2005-10-5 s.n. Los Angeles Los Angeles Basin, Carson, old landfill site SE of intersection of 110 (Harbor) and 405 (San Diego) freeways, west side of Dominguez Channel and 405, east of Main St. 12 Comment
  UCR191730  Marah horrida A. C. Sanders 2008-4-23 35086 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  RSA788773  Marah macrocarpa Mark Elvin, Michael Wall 1997-3-5 365 Los Angeles San Gabriel Mountains, off Mount Baldy Road 0.3 miles S from intersection w/ [Padua Avenue], 50 m off road. Sandy alluvial wash. 534 Comment
  SFV3174  Marrubium vulgare J. C. Crawford 1958-5-10 s. n. Los Angeles Santa Monica Mountains Mulholland Drive, 2.8 miles west of Beverley Glen Blvd. 365 Comment
  OBI8151  Marrubium vulgare Lewis Meltz 1977-4-9 LM 19 Los Angeles Along rd cut of old Mt Wilson toll rd 2.5 km NE of Eaton Cyn bridge Comment
  CAS-BOT-BC422749  Meconella denticulata W. R. Ernst 1957-4-19 158 Los Angeles 0.4 miles south of Rincon Ranger Station, Highway 39, San Gabriel Canyon. Comment
  RSA646976  Meconella denticulata LeRoy Gross 2000-4-22 172 Los Angeles Verdugo Mountains: South on La Crescenta to Shirleyjean turn right to Camp Max Straus. City of Verdugo City. 518 Comment
  UC446432  Meconella denticulata Geo. B. Grant May, 1904 1009 Los Angeles Pasadena Comment
  UCR178059  Medicago polymorpha LeRoy Gross 2003-2-22 735 Los Angeles Transverse Ranges: Verdugo Mountains Region, South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin 287 Comment
  RSA681337  Melia azedarach LeRoy Gross, Valerie Soza 2003-5-15 920 Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave., Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. 366 Comment
  POM204794  Melica imperfecta C. V. Piper 1904-5-16 6816 Los Angeles Laurel Canyon, near Los Angeles Comment
  RSA0084869  Melica imperfecta R. G. Swinney 2010-5-4 12556 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA584947  Melica imperfecta Timothy S. Ross, Steve Boyd 1991-4-25 4600 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) (Glendora). 536 Comment
  RSA651809  Melica imperfecta D. H. Wilken, M. Kamins, C. Cumming 1965-4-22 212 Los Angeles Tuna Canyon about 1 mile inland from the coast. Santa Monica Mtns. 152 Comment
  UCR229133  Melica imperfecta Dan S. Cooper 2011-1-8 s.n. Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  POM348151  Melilotus albus Ora M. Clark 1929-2-3 1503 Los Angeles Topango [Topanga] Canyon Comment
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May 29 2014
  UCR23894  Melilotus albus John C. Roos 1942-9-26 1729 Los Angeles Westwood Village, Los Angeles 90 Comment
  POM348158  Melilotus albus Frances M. Morey 1922-5-22 s.n. Los Angeles Culver City. Comment
  RSA592289  Melilotus albus L. C. Wheeler 1967-5-13 9536 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 262 Comment
  RSA654334  Melilotus indicus Benjamen Rangel 1992-5-10 777 -40 Los Angeles In the avocado orchard behind the dormitories at Cal Poly Pomona; in the back side of the orchard by the freeway fence and the water drainage. Comment
  SEINET7760414  Melilotus indicus N. K. Berg 1904-4-16 s.n. Los Angeles San Pedro Comment
  RSA0081132  Mentzelia R. G. Swinney 2010-6-1 13104 Los Angeles San Gabriel Mountains: lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy. 1098 Comment
  RSA167101  Mentzelia affinis W. G. Webb 1935-4-19 s.n. Los Angeles Tejon Ranchos, near Lebec Comment
  RSA646282  Mentzelia laevicaulis Orlando Mistretta 1992-7-14 s.n. Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  UC138555  Mentzelia laevicaulis var. laevicaulis C. F. Baker 1903-8-2 3452 Los Angeles near Claremont; San Antonio Canyon Comment
  CATA3075  Mentzelia micrantha Amy Catalano 2016-4-15 072 Los Angeles Santa Catalina Island: Side drainage of Renton Pass Canyon, below exclosure 4D, about 100 m up from main drainage, N-facing slope 378 Comment
  SEINET4044577  Mentzelia micrantha D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Peperdine University. 198 Comment
  SDSU8069  Mentzelia micrantha D. R Harvey 1929-6-17 303 Los Angeles Ridge Route. Comment
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Oct 12 2011
  CHSC35803  Mentzelia veatchiana Roberta G. Robertson 1974-4-27 219 Los Angeles 3.0 mi S. of junction Pearblossom Hwy. (Hwy 138) and Largo Vista Rd (Hwy N4) on Largo Vista Rd., Antelope Valley, 20.7 air miles ESE Palmdale. 1036 Comment
  HSC97747  Mentzelia veatchiana Richard Spjut 2003-4-8 15182 Los Angeles Old Hwy. 28, S of Gorman, E of Hwy. 5 1272 Comment
  RSA756894  Mentzelia veatchiana Orlando Mistretta, Christine Mistretta 2008-4-7 2346 Los Angeles along SCE transmission line corridor, ca. 1 mi. NW of intersection of transmission line with State Hwy. 14 (1.25 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 48 per TRTP survey-2008) 1085 Comment
  UCR281383  Mentzelia veatchiana R. G. Swinney 2014-4-24 16222 Los Angeles San Gabriel Mountains, NE of Valyermo, Bob's Gap, from 50-400 m east of 165th Street/Bob's Gap Rd. 1366 Comment
  SEINET11942230  Mesembryanthemum crystallinum J. F. Bright, Wyman, C. 1931-1 5727 Los Angeles Hollywood 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
  RSA659728  Mesembryanthemum nodiflorum Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 85 Los Angeles San Clemente Island. Comment
  POM50177  Microseris douglasii subsp. douglasii L. R. Abrams 1901-04 1255 Los Angeles Santa Monica Mountains Comment
  RSA730751  Microseris heterocarpa A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26116 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  POM363440  Microseris heterocarpa Anstruther Davidson 1905-5-1 1433 Los Angeles Hollywood Comment
  UCR96329  Microseris lindleyi B. G. Pitzer 1996-4-20 2684 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
  SBBG66675  Mimetanthe pilosa H. and M. Dearing 1944-10-1 5887 Los Angeles Charlton Flats, Angeles Crest Hwy Comment
  SD197929  Mimetanthe pilosa R. G. Swinney, Cody Clarke 2001-8-22 8086 Los Angeles 1.5 miles southsouthwest of Dawson Saddle, junction of South Fork Big Rock Creek and Highway 2. 2305 Comment
  RSA714688  Mimulus aurantiacus A. C. Sanders, Mark A. Elvin 2003-6-18 26950 Los Angeles Western Transverse Range: around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon. 1037 Comment
  LA105326  Mimulus aurantiacus var. pubescens Barry A. Prigge; 1989-4-23 8440 Los Angeles Santa Susana Mountains, ridge between Falls Creek and Blind Canyon, 1.5 mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 579 Comment
  OBI9533  Mimulus aurantiacus var. pubescens H. E. McMinn 1949-6-13 5600 D Los Angeles Foothills of San Gabriel Mts, Hwy 118 Comment
  UC147938  Mimulus aurantiacus var. pubescens C. F. Baker 1909-5-23 5354 Los Angeles San Antonio Canyon Comment
  UCR223661  Mimulus aurantiacus var. pubescens R. G. Swinney 2009-6-12 11126 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  UCR190809  Mimulus brevipes R. G. Swinney 1998-8-6 6695 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, at cliff seep c. 100 m below Falls Gulch 1000 Comment
  UCR277041  Mimulus brevipes R. G. Swinney 2010-5-25 12925 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  HSC79786  Mimulus brevipes Gary Adest 1971-4-17 34 Los Angeles N of Malibu, 1 mi. S of junction of Malibu Cyn. Rd. and Piuma Rd. in Santa Monica Mtns. 610 Comment
  UCR190918  Mimulus cardinalis R. G. Swinney 1998-7-10 6363 Los Angeles San Gabriel Mtns., confluence of Bear Gulch and Prairie Fork Canyon, south side of canyon along Prairie Fork stream 1488 Comment
  POM156321  Mimulus cardinalis L. R. Abrams 1902-7-1 2616 Los Angeles Little Santa Anita Canyon, San Gabriel Mountains. Comment
  SFV16490  Mimulus cardinalis P. M. Schiffman, R. van de Hoek 1996-11-3 s. n. Los Angeles California Channel Islands Santa Catalina Island. Cottonwood Canyon near waterfall. About 0.5 miles from beach. Comment
  RSA730255  Mimulus floribundus R. G. Swinney 1999-6-28 7449 Los Angeles San Gabriel Mtns./Mojave Desert: Graham Canyon, south of Mescal highlands Rd. 1341 Comment
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Nov 4 2010
  UC56671  Mimulus fremontii var. fremontii H. M. Hall 1902-4-30 3050 Los Angeles 10 mi w Palmdale; Antelope Valley 838 Comment
  RSA0055954  Mimulus guttatus Richard G. Swinney 2010-5-7 12609 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
  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
  POM42  Mimulus guttatus L. R. Abrams 1901-4-8 1442 Los Angeles Arroyo river near PasadenaArrowhead Hotsprings and immediate vicinity, Coldwater Canyon and Strawberry Creek ca. 1/2 mile E of the old Arrowhead Hot Springs Hotel. Comment
  RSA0056593  Mimulus johnstonii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 50506 66 B 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
  SBBG126197  Mimulus parishii R. G. Swinney 2005-7-21 8313 Los Angeles Juniper Hills, 0.4 mi S of jct of Longview Rd and Tumbleweed Rd, Mike Booth property; San Gabriel Mtns 1216 Comment
  JEPS23232  Mimulus pilosus Rimo Bacigalupi with Reino Alava 1958-7-21 6452 Los Angeles canyon of South Fork of Little Rock Creek San Gabriel Mts., Angeles National Forest 1493 Comment
  UCR273244  Mimulus pilosus R. G. Swinney 2011-6-1 14945 Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  RSA586700  Mimulus pilosus Orlando Mistretta, Mark A. Elvin 1995-6-20 1800 Los Angeles San Gabriel Mountains, Bare Mountain Canyon; Fountainhead Spring, E of Pacifico Mtn. 2012 Comment
  RSA423551  Minuartia douglasii I. M. Johnston 1917-6-20 1356 Los Angeles Baldy Lookout of USFS. 2134 Comment
  UC55877  Minuartia douglasii J. Burtt Davy May 9 1896-May 24 1896 2566 Los Angeles Manzana Antelope Valley Comment
  POM18174  Minuartia douglasii P. A. Munz 1923-3-14 6590 Los Angeles 2 miles north of Claremont. 427 Comment
  PASA601  Mirabilis californica Evelyn Raynolds Los Angeles Hillsides near Johnson's Lake Comment
  UCR223166  Mirabilis laevis R. G. Swinney 2009-5-20 10812 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  RSA670673  Mirabilis laevis Bonnie C. Templeton 1968-2-25 11388 Los Angeles Near isthmus, Santa Catalina Island. Comment
  CAS-BOT-BC434649  Mirabilis laevis var. crassifolia Steven A. Junak 1997-2-25 SCI- 727 Los Angeles California Islands. San Clemente Island: W side of island, just S of Benchmark 516 and Camera Pad Bud 3 152 Comment
  SD49383  Mirabilis laevis var. crassifolia Reid Moran 1959-3-9 7170 Los Angeles San Clemente Island; canyon 2.0 miles southeast of Eel Point. 120 Comment
  UC1194959  Mirabilis laevis var. crassifolia Reid Moran 1959-3-9 7170 Los Angeles Canyon 2 miles SE of Eel Point, San Clemente Island 120 Comment
  RSA0027967  Mirabilis laevis var. crassifolia Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 123 Los Angeles San Clemente Island. Comment
  SBBG89289  Mirabilis laevis var. crassifolia J. Adams 1965-3-19 77 Los Angeles Thompson's Wash, N end of Indian Hill Blvd; Claremont Comment
  RSA0016137  Monardella australis Louis C. Wheeler 1968-7-21 s.n. Los Angeles San Gabriel Mountains: East Fork Alder Creek of Big Tujunga, below Charlton Flat; future dam site. Comment
  CAS-BOT-BC219993  Monardella breweri subsp. lanceolata Alice Eastwood 1919-5-29 8970 Los Angeles San Gabriel Canyon Comment
  SFV17279  Monardella cinerea W. M. Perry 1980-8-23 88 Los Angeles San Gabriel Mountains Mount Baldy. 1400 Comment
  RSA182760  Monardella exilis J. Massey, James Henrickson 1966-4-9 1168 Los Angeles Piute Butte. Comment
  UC1537597  Monardella exilis Gordon H. True Jr. 1935-4-18 245 Los Angeles Lovejoy Butte 853 Comment
  UC1995354  Monardella exilis Roxana S. Ferris and Ruth P. Rossbach 1938-5-13 9483 Los Angeles 4 mi ne Lancaster (on the Muroc Road) Comment
  RSA401625A  Monardella macrantha subsp. macrantha Geo. L. Moxley 1917-8-12 s.n. Los Angeles Santa Anita Canyon, San Gabriel Mtns. 1128 Comment
  RSA0003799  Monardella macrantha subsp. macrantha H. M. Hall 1902-5-3 3081 Los Angeles Antelope Valley, Pine Canon, vicinity Elizabeth Lake, 4000 ft. Comment
  RSA92634  Monolopia lanceolata F. W. Peirson 1919-3-30 526 Los Angeles on low hill near entrance to Tujunga Canyon 396 Comment
  RSA13754  Montia fontana L. C. Wheeler 1934-2-13 2380 Los Angeles 1 mi. NE Puddingstone Dam (Harwood Hill) San Jose Hills. 351 Comment
  RSA392757  Mucronea perfoliata Anstruther Davidson 1906-01 1948 Los Angeles Big Rock Creek Comment
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Aug 12 2017
  CAS-BOT-BC275281  Muhlenbergia microsperma E. R. Blakley 1963-12-7 6325 Los Angeles California Channel Islands. San Clemente Island. W of Pyramid Head, S of Lighthouse 38 Comment
  CAS-BOT-BC275286  Muhlenbergia microsperma John H. Thomas 1957-4-27 6697 Los Angeles Santa Monica Mountains. W side of mouth of Latigo Canyon, about 3 miles NW of Point Dume. 15 miles due W of Santa Monica 152 Comment
  RSA226182  Muhlenbergia microsperma Gary D. Cromwell 1971-5-14 647 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora; 396 Comment
  RSA377604  Muilla maritima B. C. Templeton 1933-5-16 5141 Los Angeles West Blue Ridge, Big Pines Park 2195 Comment
  RSA377607  Muilla maritima George B. Grant 1905-4-20 803 Los Angeles Pasadena. Comment
  UC1083342  Muilla maritima Herbert L. Mason 1927-6-11 3740 Los Angeles Mount Wilson San Gabriel Mountains 1524 Comment
  RSA0010803  Myoporum laetum Scott D. White 1995-3-15 2575 Los Angeles Malibu. Upslope from Winter Canyon, near Pepperdine Univ., N of Pacific coast Hwy., E of Malibu cyn. rd., SW of Malibu Civic Center Way. 91 Comment
  PASA2104  Nama parryi Margaret Stason 1931-5-13 Los Angeles Chilao, San Gabriel Mts. Comment
  RSA526618  Nassella cernua Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4206 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA133248  Nassella lepida P. H. Raven 1959-5-3 14059 Los Angeles Santa Monica Mountains. Mulholland Drive near Beverly Glen Boulevard, (34?N; 118-119?W) 381 Comment
  CAS-BOT-BC276262  Nassella pulchra Steve Boyd 2004-4-15 10901 Los Angeles Transverse Ranges: Liebre Mountains region: Rowher Flats area, edge of off-highway vehicle staging areas at end of Angeles National Forest road 5N14 Comment
  UC185563  Nassella pulchra T. S. Brandegee 1894-8-25 Los Angeles San Clemente Id. Comment
  UCR217420  Nasturtium officinale R. G. Swinney 2009-3-10 10066 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  SD69655  Navarretia hamata Robert F. Thorne 1966-4-28 36263 Los Angeles Santa Catalina Island; water tank above Mausoleum, Avalon Canyon above road 182 Comment
  CATA2996  Navarretia hamata subsp. leptantha Peter J. Dixon 2015-3-3 029 Los Angeles Santa Catalina Island: Shark Harbor 400 m East of the beach. 45 Comment
  SFV20780  Navarretia pubescens T. Sagar 2007-5-29 s. n. Los Angeles Santa Monica Mountains Malibu Springs Trail from Decker School Road, northwest of Nicholas Flat. 475 Comment
  SEINET10619229  Nelumbo nucifera Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2559 Los Angeles City of Los Angeles. Chinatown. Ai Hoa Supermarket, 860 N. Hill St. Comment
  RSA0105744  Nemacladus glanduliferus R. G. Swinney 2011-7-7 15433 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
  RSA252984  Nemacladus longiflorus var. breviflorus R. F. Thorne, C. W. Tilforth 1973-4-20 43057 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  RSA252868  Nemacladus sigmoideus R. F. Thorne 1973-5-11 43511 Los Angeles North of Shoemaker Canyon between Mile High and Valyermo. 1341 Comment
  SEINET3156490  Nemophila menziesii G. B. Grant 833 Los Angeles Pasadena Comment
  UCR96143  Nemophila menziesii B. G. Pitzer 1996-4-21 2708 Los Angeles Western Mojave Desert, Antelope Valley. north side of State Hwy 138 (= Ave. 'D'), c. 2 mi. west of Country Store, at town of Neenach (c. 30 mi. west of Hwy I-14). 915 Comment
  RSA172265  Nemophila menziesii var. integrifolia Robert F. Thorne 1963-5-5 32289 Los Angeles Near mouth of Cobal Canyon, foothills of San Gabriel Mountains, ca. 4 miles N of Claremont 518 Comment
  UCR185394  Nemophila parviflora A. C. Sanders, T. B. Salvato 2007-4-25 33547 Los Angeles Tehachapi Mtns., Oso Canyon near Kern Co. line, c. 0.1-0.2 mi. south of road on canyon bottom, c. 0.75 mi. east of powerlines 1220 Comment
  UC2042003  Nephrolepis cordifolia R. E. Riefner Jr. 2014-7-27 14 -261 Los Angeles City of Long Beach, N of E 2nd St. and W of Marine Stadium Park, Alamitos Bay, along docks on Bay Shore Ave. between Monroe Ave. and E. Vista St. Comment
  UCR266152  Nephrolepis cordifolia R. E. Riefner Jr. 2014-7-27 14- 261 Los Angeles South Coast, city of Long Beach, north of East 2nd Street and west of Marine Stadium Park, Alamitos Bay, along docks on Bay Shore Avenue between Monroe Avenue and East Vista Street 6 Comment
  UCR61066  Nerium oleander R. G. Swinney 1989-7-14 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries. Harrow Canyon at the third debris basin 442 Comment
  CAS-BOT-BC349862  Nicolletia occidentalis E. E. Morse 1940-5-19 s.n. Los Angeles Wash between Palmdale & Piute Butte, Mohave Desert Comment
  CATA3389  Nicotiana clevelandii Peter J. Dixon, Lydia Zacher Dixon, Juno Azuz Zacher, Castor Dixon 2017-3-25 079 Los Angeles Santa Catalina Island: Lower Middle Canyon at Torqua Cave, on large shell midden of abalone and other shellfish 168 Comment
  CAS-BOT-BC231702  Nicotiana glauca Ira L. Wiggins 1925-6-1 1755 Los Angeles White's [Whites] Landing, Santa Catalina Island Comment
  RSA703342  Nicotiana glauca LeRoy Gross 2005-2-15 1388 Los Angeles About 1/4 mile beyond the cemetery up Brand Canyon, on the south side of the mountains. 356 Comment
  UCD126678  Nicotiana glauca Kenneth A. Wilson; D. E. Bianchi 1961-2-2 815 Los Angeles Santa Susana Mts. Granada Hills. Base of Limeklin Canyon. Comment
  UCR209224  Nicotiana glauca R. G. Swinney 1969-12-5 698 Los Angeles San Gabriel Mtns., Glendora, c. 0.5 mi. north of Sierra Madre Ave. above the north end of Pennsylvania Ave. 348 Comment
  SBBG70587  Nicotiana quadrivalvis R. Hoffmann 1927-8-31 Los Angeles Oak's Garage, Mint Cyn Comment
  SEINET10917757  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3973 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  UCR218967  Nothoscordum gracile Lorraine Weller 2009-4-14 041409- 96 Los Angeles Santa Monica Community Gardens, 2300 Main St., Santa Monica 11 Comment
  CAS-BOT-BC167058  Oenothera californica Timothy S. Ross; Steve Boyd 1994-5-4 7616 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
  UC1043492  Oenothera elata subsp. hirsutissima E. K. Balls 1954-8-19 19770 Los Angeles Blk 13-24 Claremont, Botanic Garden (near lower pool) Comment
  RSA0021963  Oenothera elata subsp. hookeri Duncan S. Bell, Caitlin Elam 2013-6-24 5287 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  UCR178383  Olea europaea LeRoy Gross 2003-3-7 755 Los Angeles Transverse Ranges, Verdugo Mountains, northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway. Sunland, off of Newhome Avenue, near west side at Topley Lane 555 Comment
  SD92019  Opuntia X occidentalis Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-23 22690 Los Angeles San Clemente Island: common on slopes, near mouth of Red Rock Canyon. (IPB 9/07) 24 Comment
  SEINET10478708  Opuntia X occidentalis John Milton Bigelow 1854-3-19 Bigelow s.n. Los Angeles Near Los Angeles. Comment
  UCR178924  Opuntia littoralis R. G. Swinney 1989-5-9 s.n. Los Angeles San Gabriel Mtns., Glendora Regional Wilderness Park, Big Dalton Canyon 0.6 mi. east of Glendora Mountain Road 396 Comment
  POM317683  Opuntia phaeacantha Lyman Benson 1968-11-25 16702 Los Angeles Chapman Ranch about 1 mile above Camp Baldy, San Antonio Canyon [should be San Bernardino Co - JCM] 1524 Comment
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Sep 17 2021
  UCR205251  Orobanche R. G. Swinney 2005-8-17 8492 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
  RSA0059272  Orobanche bulbosa Anstruther Davidson 1890-05 s.n. Los Angeles Castaic. Comment
  RSA82128  Orobanche californica subsp. feudgei F. W. Peirson 1921-5-20 2745 Los Angeles Little Rock Creek, San Gabriel Mts. 976 Comment
  UCR273408  Orobanche fasciculata R. G. Swinney 2011-6-22 15249 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
  RSA0070802  Orobanche fasciculata Robert C. Frampton 1946-8-4 s.n. Los Angeles Top of Mt. Islip. San Gabriel Mountains, Pacific drainage area. Comment
  RSA602558  Orobanche fasciculata Louis C. Wheeler 1967-8-9 10435 Los Angeles San Gabriel Mountains: Saddle between Little Bear Creek and Devil's Canyon. 1982 Comment
  SBBG112823  Orobanche parishii subsp. brachyloba S. A. Junak 1998-7-17 SCa 788 Los Angeles just W of mouth of Silver Cyn, on coastal slopes just inland from beach 12 Comment
  RSA600017  Orobanche parishii subsp. parishii Steve Boyd, Lauren Raz 1997-5-29 9930 Los Angeles Liebre Mountains region: North base of Portal Ridge, north of the San Andreas Rift Zone at the edge of the Antelope Valley, upper mouth of Cow Spring Canyon along the Pacific Crest Trail 1098 Comment
  RSA0034969  Oryzopsis hymenoides S. Karlin 1966-04 s.n. Los Angeles Lovejoy Buttes Comment
  CAS-BOT-BC355759  Osmadenia tenella Geo. B. Grant 1904-5-24 125 /6269 Los Angeles Pasadena Comment
  UC609417  Osmorhiza berteroi Joseph Andorfer Ewan and Nesta Ewan 1936-8-14 10051 Los Angeles Lilly Spring San Gabriel Mts., Mt. Hawkins (n slope of mt.) 2438 Comment
  LA51405  Oxalis californica Peter H. Raven; 1960-4-2 14863 Los Angeles Santa Monica Mountains, Lake Enchanto, 0.2 mi east of Lake Enchanto 228 Comment
  RSA674508  Oxalis pes-caprae LeRoy Gross 2003-2-22 733 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  RSA652124  Oxalis pes-caprae C. J. Pilkerton 1953-2-12 s.n. Los Angeles Orange grove across the corner of W. Puente and Aldenville Ave. [Covina] Comment
  RSA450807  Oxalis rubra A. C. Sanders 1987-12-4 7443 Los Angeles El Segundo Dunes, immediately W of Los Angeles International Airport and Pershing Dr. 30 Comment
  SD232783  Oxytheca luteola A. C. Sanders, E. J. Lott 1993-5-6 13947 Los Angeles Mojave Desert: 12 miles N of Palmdale, Sierra Hwy at Ave G, to 1/10 mi NW of intersection. 705 Comment
  RSA529188  Oxytheca parishii var. parishii Tim S. Ross, Steve Boyd 1991-7-24 5647 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1915 Comment
  UCR182240  Oxytheca parishii var. parishii R. G. Swinney 1997-9-6 5870 Los Angeles San Gabriel Mountains, Jackson Lake west of Wrightwood 1875 Comment
  POM145679  Packera breweri L. R. Abrams 1927-4-30 11720 Los Angeles Head of Antelope Valley. Comment
  SBBG62564  Packera breweri R. Hoffmann 1929-5-21 Los Angeles Elizabeth Lake Comment
  JEPS37498  Packera ionophylla F. W. Peirson 1919-6-16 476 Los Angeles South Fork of Rock Creek San Gabriel Mountains 1676 Comment
  UCR205113  Paeonia californica R. G. Swinney 2008-4-16 8675 Los Angeles San Gabriel Mtns., San Dimas, Spring Canyon, north end between east and west forks of canyon 393 Comment
  RSA434240  Paeonia californica Sam Tyson 1943-4-2 s.n. Los Angeles San Dimas Canyon 549 Comment
  RSA434242  Paeonia californica Louis C. Wheeler 1932-3-12 477 Los Angeles Mandeville Canyon, Santa Monica Mts. 122 Comment
  RSA445552  Papaver californicum Bonnie C. Templeton 1939-4-26 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  RSA646995  Papaver californicum LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 185 Los Angeles San Rafael Hills: Ridge running west from lookout Tower, East of the (2) Glendale Freeway N 488 Comment
  PASA1607  Papaver californicum Frank W. Peirson 1921-4-10 Los Angeles Trail to Sycamore Flat, San Dimas Region 533 Comment
  RSA445550  Papaver californicum Bonnie C. Templeton 1931-3-1 s.n. Los Angeles Mandeville Canyon. 350 Comment
  RSA448007  Parietaria hespera var. californica M. B. Dunkle 1929-4-7 2090 Los Angeles White's Landing, Santa Catalina Island. Comment
  RSA448004  Parietaria hespera var. hespera F. R. Fosberg 1931-4-12 S- 4570 Los Angeles Cliffs near Jewfish Point, Santa Catalina Island. 10 Comment
  RSA584622  Parietaria hespera var. hespera Tim S. Ross, Steve D. Boyd 1991-4-25 4610 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  RSA601137  Paspalum dilatatum L. C. Wheeler 1946-6-23 6216 Los Angeles Alhambra. 16 North Abramson St. Comment
  POM364352  Paspalum distichum Geo. L. Moxley 1915-9-2 442 Los Angeles Ave. 54th between Abbott and Ash streets Comment
  UCR204903  Paspalum vaginatum R. E. Riefner Jr. 2006-7-8 06- 290 Los Angeles South Coast, city of Malibu, Malibu Lagoon, west lagoon south of Pacific Coast Hwy 1 Comment
  JEPS68175  Pectocarya anisocarpa W. L. Jepson 1939-4-21 19236 Los Angeles near Yucca Grove; west Mojave Desert, Neenach School, Antelope Valley 914 Comment
  UCR154026  Pectocarya anisocarpa A. C. Sanders 2005-5-11 30172 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
  UC206176  Pectocarya linearis subsp. ferocula unknown 1904-4-1 4135 Los Angeles Claremont Comment
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Jun 3 2012
  RSA159349  Pectocarya linearis subsp. ferocula P. H. Raven 1962-4-10 17204 Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  UCR276981  Pectocarya penicillata R. G. Swinney 2010-6-1 13158 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
  RSA756886  Pectocarya penicillata Orlando Mistretta, Christine Mistretta 2008-4-8 2388 -a Los Angeles Along SCE transmission lines, about 1 mile SE of intersection of Transmission lines with Elizabeth lake Road. (Segment 5, structure 32 per TRTP survey-2008) 965 Comment
  UCR280580  Pectocarya setosa R. G. Swinney 2014-4-18 16126 Los Angeles San Gabriel Mountains, NE of Littlerock Dam, north end of Alimony Ridge, south side of Mt. Emma Rd., to 75 m south of road 976 Comment
  UC1114563  Pectocarya setosa Peter H. Raven 1958-3-23 11964 Los Angeles 4.3 mi s Pearblossom (above Big Creek along rd) Comment
  POM82691  Pedicularis densiflora P. A. Munz 1925-4-23 9462 Los Angeles San Gabriel Canyon. 488 Comment
  CATA1468  Pelargonium X hortorum Mark L. Hoefs, Robert F. Thorne 1996-4-6 2656 Los Angeles Santa Catalina Island: Wrigley Road, above junction of Middle Terrace Road, Avalon 91 Comment
  RSA605890  Pelargonium X hortorum Sara L. Crockett 1996-10-28 17 Los Angeles Casino, along walkway and perimeter of building, planting bed. 9 Comment
  RSA0088109  Pellaea andromedifolia R. G. Swinney 2010-4-30 12455 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  UCR270484  Pellaea andromedifolia R. G. Swinney 2011-3-22 14193 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  RSA632950  Pellaea andromedifolia var. andromedifolia Valerie L. Soza, Kent Hughes 1999-6-17 548 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  SD81804  Pellaea andromedifolia var. andromedifolia Fay A. MacFadden 1931-3-11 Los Angeles Tuna Canyon, Verdugo Hills Comment
  RSA686906  Pellaea mucronata Albert J. Perkins 1913-2-23 s.n. Los Angeles Mt. Wilson Trail. Comment
  RSA686896  Pellaea mucronata subsp. californica T. R. Pray 1960-6-16 1663 Los Angeles Along Crest Road, San Gabriel Mountains. Snow Gulch. 2287 Comment
  CATA3429  Pennisetum setaceum Stuart Olshevski, Julia Parish, Jaimie Choi, Tobias Nickel 2017-4-12 002 Los Angeles Santa Catalina Island: Channel side; Hamilton Cove condominium area 210 Comment
  CHSC60214  Pennisetum setaceum L. Mayer; I. Mayer 1974-4-6 145 Los Angeles Topanga Canyon Road, ca. 3 1/2 mi ne of Hwy 1. Comment
  SFV20799  Pennisetum setaceum L. Gross, V. Soza, N. Gilbert 2000-10-18 284 Los Angeles Verdugo Mountains Chandler Fire Road above locked gat at corners of Olivia Terrace and Edmore Street in Sun Valley. 366 Comment
  CHSC26127  Penstemon centranthifolius W. Holbrook 1967-4-15 24 Los Angeles Soledad Cyn. Rd. at main Hwy. 609 Comment
  RSA249797  Penstemon centranthifolius Robert F. Thorne 1973-5-11 43496 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  RSA412451  Penstemon centranthifolius N. C. Cooper 1949-6-18 4205 Los Angeles Angeles Crest Hwy. 1524 Comment
  RSA756904  Penstemon centranthifolius R. G. Swinney 2008-6-17 9038 Los Angeles 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway. 1992 Comment
  RSA79779  Penstemon centranthifolius F. W. Peirson 1905-1 200 Los Angeles Mt. Lowe, San Gabriel Mountains. Comment
  CDA41885  Penstemon centranthifolius T. C. Fuller 1980-6-12 20276 Los Angeles San Gabriel Mountains; Angeles Crest Highway, Hwy 2, 3.5 km east of road to Mt. Wilson. Comment
  NY583855  Penstemon centranthifolius F. A. MacFadden 05 1933 10997 Los Angeles Tejunga Wash, off Radford Street, Roscoe Comment
  RSA412443B  Penstemon centranthifolius Lester Rowntree 1927-6-27 8812 Los Angeles Arroyo Seco Road. Comment
  RSA0057886  Penstemon grinnellii Richard G. Swinney 2010-9-7 13698 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  SBBG68835  Penstemon grinnellii C. Bornstein, D. Kershaw 1998-6-5 Los Angeles Sawmill Mtn Rd, 1.3 mi W of jct with Elizabeth Lake Rd Comment
  RSA638229  Penstemon grinnellii subsp. grinnellii Louis C. Wheeler 1967-9-4 10647 Los Angeles San Gabriel Mountains: Pine Mountain Ridge 2241 Comment
  NY601207  Penstemon grinnellii var. grinnellii A. G. Jones 1986-8-21 7245 Los Angeles San Gabriel Mountains, near Pinyon Ridge 2600 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
  NY629304  Penstemon palmeri var. palmeri A. M. Ottley 1920-5-16 698 Los Angeles Above Delta Canyon, Tujunga 1725 Comment
Read comments
May 6 2014
  UCR141588  Penstemon rostriflorus June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2409 Comment
  UC375441  Penstemon speciosus P. A. Munz 1921-6-17 4620 Los Angeles Swartout Valley San Antonio Mts., Swartout Valley (Sawmill) 2042 Comment
  UC206185  Pentachaeta lyonii Katharine Brandegee Los Angeles Santa Catalina Isl. Comment
  LA227  Pentagramma triangularis subsp. triangularis I. L. Nelson; 1950-5-1 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  UCSB62253  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-6-12 Los Angeles San Gabriel Mtns., e. of Falling Springs Resort, Rockbound Cyn. ca. 1/2 mi. above hwy. 39 1280 Comment
  SBBG31967  Pentagramma triangularis subsp. viscosa R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -168 Los Angeles Santa Catalina Island Comment
  OBI34890  Peritoma arborea David J. Keil 1983-8-23 17865 Los Angeles Just W of Leo Carillo State beach along hwy 1 ca. 1 mi E of Ventura County line Comment
  UC90621  Perityle emoryi Rev. J. C. Nevin Los Angeles San Clemente Island Comment
  RSA535716  Perityle emoryi Timothy S. Ross 1991-5-22 5460 Los Angeles San Clemente Island. Spray Canyon; short canyon 2400 ft. ENE of Spray (which is 5200 ft. N of Eel Point), W side of island. 61 Comment
  POM49627  Petalonyx thurberi A. D. E. Elmer 1902-06 3614 Los Angeles Palmdale. Comment
  UCR206438  Phacelia austromontana R. G. Swinney 2008-6-10 8987 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1943 Comment
  UCR271983  Phacelia cicutaria var. hispida R. G. Swinney 2011-5-31 14897 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  UCR138546  Phacelia curvipes Steve Boyd, Orlando Mistretta 1986-3-31 1560 Los Angeles Mojave Desert, Hwy 138, 4 mi east of junction with Hwy 18, NE of Pinyon Hills Comment
  RSA74939  Phacelia davidsonii F. W. Peirson 1929-7-1 8444 Los Angeles Mt. Pacifico: upper part of trail, San Gabriel Mountains. 1982 Comment
  RSA74929  Phacelia distans F. W. Peirson 1921-6-15 2823 Los Angeles Trail from Pine Flats to Chilao. 1677 Comment
  SD237468  Phacelia distans R. G. Swinney 2009-4-28 10529 Los Angeles Transverse Range: San Gabriel Mountains: summit of Mt. Emma (Pacifico Mtn 7.5'Q) 1584 Comment
  UC1595472  Phacelia distans Tim Ross 1992-4-4 6096 Los Angeles Adobe Mountain SW Mojave Desert, Adobe Mtn USGS 7.5' topo 926 Comment
  UC557753  Phacelia distans Nell Murbarger March 1936 28 Los Angeles w side of island San Clemente Island (slopes near ocean) Comment
  SEINET235618 Image available Phacelia grandiflora Scott D. White 1997-5-8 5097 Los Angeles San Gabriel River Canyon: State Hwy 39 N of Azusa; mountain slopes above San Gabriel Reservoir. 490 Comment
  UCR273126  Phacelia grandiflora R. G. Swinney 2011-4-26 14511 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
  RSA428000A  Phacelia imbricata George B. Grant 1901-05 s.n. Los Angeles Eagle Rock Canon Comment
  POM8219  Phacelia imbricata subsp. imbricata P. A. Munz 1921-6-17 4652 Los Angeles San Antonio Mountains, Swartout [Swarthout] Valley. 1829 Comment
  RSA529176  Phacelia imbricata subsp. patula Tim S. Ross 1991-7-24 5595 Los Angeles Granite Mountain vicinity: near intersection of Pacifico Mountain Road x Roundtop Truck Road. 1902 Comment
  POM3759  Phacelia longipes L. R. Abrams 1902-7-12 2711 Los Angeles Coldwater Canyon, San Antonio Mountains Comment
  RSA629691  Phacelia longipes Scott D. White, Dave Bramlet 1998-8-11 7046 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  UC1400399  Phacelia longipes Robert F. Thorne and Carlos Munoz 1969-6-17 38029 Los Angeles San Antonio Canyon San Gabriel Mts., Angeles National Forest (lower end, e-facing slope along road) 762 Comment
  UCR99495  Phacelia longipes Steve Boyd, Lauren Raz 1997-5-6 9735 Los Angeles Liebre Mountains, Fish Canyon, just upstream from the confluence with Castaic Creek 500 Comment
  CATA3439  Phacelia lyonii Benjamin J. Dion, Stuart Olshevski, Tobias Nickel, Jaimie Choi, Olivia Reda 2017-4-20 021 Los Angeles Santa Catalina Island: Interior; Haypress watershed on the northwest slopes above the Grand Canyon drainage 401 Comment
  RSA526539  Phacelia lyonii Steve Boyd 1990-4-7 4282 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  UCR276995  Phacelia mohavensis R. G. Swinney 2010-9-30 13912 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  POM346646  Phacelia parryi Barry Burnell 1971-4-23 319 Los Angeles Claremont, Pomona College Wash SE corner; Drainage area: Pacific slope 335 Comment
  RSA653921  Phacelia ramosissima var. latifolia Valerie L. Soza, Wayne Law, Laura Moore 2000-6-28 1038 Los Angeles San Gabriel Mountains: Northwestern extension of Pine Mountain, 0.1 mile east of junction with Rincon Red Box Road (FS Road 2N24.2) and road to Pine Mountain (FS Road 2N24A) along fire road. 1280 Comment
  SD253476  Phacelia tanacetifolia R. G. Swinney 2011-4-1 14303 Los Angeles San Gabriel Mountains/SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mile south of California Aquaduct, 20-200 m west of Cheseboro Road (Palmdale 7.5'Q) 890 Comment
  SEINET12280417  Phacelia viscida Unknown 1933-1 8497 Los Angeles Comment
  POM1060  Phalaris canariensis Harry Pruett 1909-6-16 75 Los Angeles Claremont. Comment
  RSA533913  Phalaris lemmonii Timothy S. Ross, O. Mistretta, M. Hammit 1991-5-18 5180 Los Angeles San Clemente Island: 1100 ft. SSW of Twin Dams, 1450 ft. NNW of Boulder Marker (1859') 491 Comment
  UCD88893  Phalaris lemmonii Beecher Crampton 1963-5-8 6795 Los Angeles Los Angeles. N of Gardena, Rosecrans Ave, just W of its junction with Western Ave. Comment
  UC1605464  Phalaris minor Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-17 5136 Los Angeles 550 ft ssw of the 924' BM at the e end of the old airfield landing strip San Clemente Island 279 Comment
  UC820508  Phalaris minor I. M. Johnston 1917-4-11 Los Angeles Nigger Slough Nigger Slough [Laguna Dominguez] (Southern California) Comment
  RSA0107861  Phalaris paradoxa Steven A. Junak, Mark Hoefs 1997-6-4 SCa- 423 Los Angeles Santa Catalina Island: Along S side of Upper Buffalo Corral Reservoir. 188 Comment
  RSA0004089  Pholisma paniculatum Bonnie C. Templeton, Pierce, Pool 1938-8-10 4588 Los Angeles Between El Segundo & Playa del Rey 4 Comment
  RSA459301  Pholistoma racemosum A. A. Heller 1894-04 s.n. Los Angeles Catalina Island Comment
  RSA459308  Pholistoma racemosum F. R. Fosberg 1931-4-16 S- 4643 Los Angeles Eagles Nest, Middle Ranch Canyon; Santa Catalina Island. 180 Comment
  SBBG128316  Pholistoma racemosum M. L. Hoefs 1991-4-7 1041 Los Angeles upper Avalon Cyn, above Wrigley Memorial and Garden, near rd to Divide 326 Comment
  SD49382  Pholistoma racemosum Reid Moran 1959-3-9 7157 Los Angeles San Clemente Island. 1 mile north of Eel Point. Among grass in arroyo. 20 Comment
  UC702056  Pholistoma racemosum Harlan Lewis 1946-5-2 102 Los Angeles summit w. of Avalon; Santa cataline Isl. Comment
  UC1194621  Phoradendron Del Wiens 1958-12-10 2427 Los Angeles n. Claremont (Cobal Canyon); Cobal Canyon 426 Comment
  CDA22377  Phoradendron densum Q. L. Holdeman 1968-5-16 Los Angeles St. Andrew s Priory, Pearblossom district. 0 Comment
  POM123322  Phoradendron macrophyllum Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  RSA573663  Phoradendron macrophyllum Vanessa Ashworth 1994-8-24 64 Los Angeles RSABG grounds (NW sector near biginning of California Communites section). Comment
  UC1871269  Phoradendron villosum T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3857 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon; Elevation 4390-5150 feet. T8N R17W SE 1/4 SW 1/4 sect 35; and T7N R17W NE 1/4 NW 1/4 sect 2. Comment
  POM156189  Phyla lanceolata L. R. Abrams 1902-6-12 2527 Los Angeles Ballona Creek, near Mesmer. Comment
  RSA579138  Phyllospadix torreyi Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin L. Banks, Megan Tommerup 1994-3-28 7445 Los Angeles Palos Verdes Peninsula, Rancho Palos Veredes, below Southerly coastal bluffs, alt 2750m SE of Inspiration Point and 2680m WNW of Whites Point. 0 Comment
  UC1587171  Phyllospadix torreyi Tim Ross 1991-5-22 5438 Los Angeles w side of island about 5300 ft n Eel Point; San Clemente Island, Spray [Point] 0 Comment
  UC26208  Physalis philadelphica J. Burtt Davy Oct 1896 2841 Los Angeles Pomona Comment
  RSA533436  Picris echioides Timothy S. Ross 1991-4-21 4513 Los Angeles Whittier Hills (puente Hills, pro parte): Middle Turnbull Canyon drainage just SW of Old Water Tank. 220 Comment
  RSA595013  Picris echioides Mark Hoefs, R. F. Thorne 1995-7-26 2451 Los Angeles Middle Canyon, 171 Comment
  POM980  Pinus attenuata I. M. Johnston 1916-11-21 s.n. Los Angeles San Antonio Canyon Comment
  UCD170223  Pinus coulteri R. G. Swinney 2009-7-29 11408 .5 Los Angeles Transverse Range; San Gabriel Mountains: Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SD252215  Pinus halepensis Steven A. Junak 2000-10-14 Sca 1418 Los Angeles Santa Catalina Island: W flank of Black Jack Peak, above road to summit of peak, overlooking Black Jack Bampground. 527 Comment
  RSA384350  Pinus lambertiana F. R. Fosberg 1931-8-13 S 5677 Los Angeles Islip - Hawkins divide 2300 Comment
  UCR145201  Pinus lambertiana June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  RSA612190  Pinus monophylla L. C. Wheeler 1970-10-7 s.n. Los Angeles Los Angeles: 1/2 mile northeast of Charlton Station near Center. 1677 Comment
  UCR41024  Pinus monophylla R. J. Rodin 1953-5-17 5825 Los Angeles Western Transverse Range, near main highway c. 3 mi south of Gorman Comment
  CAS-BOT-BC136553  Piperia cooperi Grant 1901-4-14 3804 Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  RSA647863  Piptatherum miliaceum LeRoy Gross, Laura Moore 2000-6-5 214 Los Angeles Verdugo Mountains: Brand Canyon, a short distance above the cemetery 350 Comment
  UCR2596  Piptatherum miliaceum F. M. Reed 1925-6-18 5131 Los Angeles Foothill Boulevard on Baldwin Ranch, west of Arcadia 244 Comment
  SD90022  Pittosporum phillyraeoides Jeannette L. Huber, R. V. Langmuir 1972-3-19 1202 Los Angeles Altadena. Growing under native conditions on old, abandoned Cobb estate. Comment
  UCR177740  Pittosporum undulatum LeRoy Gross, A. Gutman, S. Gutman 2000-9-8 268 Los Angeles Big Tujunga Wash/ Verdugo Mountains, Big Tujunga Wash/ Verdugo Mountains: Tujunga Ponds 335 Comment
  LA94185  Pityrogramma triangularis Lawrence L. Kiefer; 1966-3-12 1670 Los Angeles SANTA MONICA MOUNTAINS, Decker Rd., ca. 1 mi. E of the Ventura Co. line. 304 Comment
  RSA777625  Plagiobothrys canescens Orlando Mistretta, Christine Mistretta 2010-5-20 5155 Los Angeles Slopes W of Angeles Forest Hwy, about 0.6 miles N of jct. with Aliso Cyn Rd. 1189 Comment
  CATA435  Plagiobothrys collinus var. gracilis Sara L. Crockett, Mark Elvin 1997-3-17 573 Los Angeles Santa Catalina Island: Top of SE-trending ridge, overlooking road 1.25 miles NE on Cape Canyon Road from jct. with Middle Canyon Road 381 Comment
  RSA535279  Plagiobothrys collinus var. gracilis Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5315 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons 486 Comment
  CAS-BOT-BC228487  Plagiobothrys parishii Marjorie Shaw; Edna Spaulding; Mrs. C. L. Walton 1917-4-6 993 Los Angeles Lovejoy Springs Comment
  SBBG105491  Plantago coronopus C. B. Wolf 1932-5-11 3554 Los Angeles W side of Isthmus Harbor Comment
  SBBG17133  Plantago coronopus S. A. Junak with M. L. Hoefs, M. Gay 1997-6-6 SCa 447 Los Angeles old rd above W end of White's Landing, overlooking Balboa Yacht Club, W of summit of trail 42 Comment
  RSA401980B  Plantago erecta Louis C. Wheeler 1934-3-24 2478 Los Angeles Liveoak Canyon, San Gabriel Mts. 488 Comment
  RSA698373  Plantago erecta J. Vlahos 1935-6-27 s.n. Los Angeles Catalina Island. Comment
  UCR142492  Plantago erecta F. R. Fosberg 1931-4-10 S- 4548 Los Angeles Channel Islands, Santa Catalina Island, Avalon Canyon below Pacific Divide 190 Comment
  POM61303  Plantago erecta C. F. Baker 1903-5-5 4736 Los Angeles Claremont. Comment
  RSA402020A  Plantago erecta Frances L. Cramer 1934-3-15 s.n. Los Angeles Santa Susana Pass. Comment
  UCR136845  Plantago indica John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  SFV21471  Plantago lanceolata L. Gross 2001-5-28 415 Los Angeles Verdugo Mountains Northeast side of mountains. Start from dead end street (Mesa Lila Road) in Verdugo City. Along dirt road heading for a water tank, east end of ridge running between Henderson and Engleheard Canyons, on northwest-facing side of ridge. 488 Comment
  RSA0037415  Plantago major R. G. Swinney 2010-9-1 13657 Los Angeles San Gabriel Mountains/Verdugo Mountains: Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds. 341 Comment
  UCR172299  Plantago ovata Anuja Parikh, Nathan Gale 2005-7-18 2145 Los Angeles Santa Susanna Mtns., Newhall Ranch, uppermost Potrero Canyon, study area 22 488 Comment
  RSA0089425  Platanus racemosa R. G. Swinney 2011-3-17 14110 Los Angeles Glendora, north of Mull Canyon debris basin 366 Comment
  RSA401714A  Platanus racemosa Elbert Benjamine 1929-3-17 113 Los Angeles Griffith Park, Los Angeles. Comment
  RSA762647  Platanus racemosa R. G. Swinney 2008-11-30 9890 Los Angeles Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy. 165 Comment
  LA206299  Platystemon californicus Barbara Crumly; 1953-4-18 sn Los Angeles halfway between Lancaster and Gorman, highway 136 Comment
  RSA100275  Plectritis ciliosa subsp. insignis F. W. Peirson 1925-4-23 5807 Los Angeles San Gabriel River 366 Comment
  UCD91925  Poa pratensis Geoffrey Levin 1974-5-8 74 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. 335 Comment
  RSA595323  Poa pratensis subsp. pratensis D. L. Banks 1996-4-24 909 Los Angeles Claremont, localized escape in the lawn at the corner of Doane Ave. & Guilford Ave. Comment
  POM16507  Poa secunda Le Roy Abrams 1901-04 1262 Los Angeles Santa Monica Mountains Comment
  RSA639182  Poa secunda L. C. Wheeler 1967-5-15 9591 Los Angeles San Gabriel Mountains: Elsmere Canyon, near mouth. 441 Comment
  SEINET11689913  Poa secunda E. A. Kellogg, Taylor, E. L. 1980-1 321 Los Angeles on county road N2 1219 Comment
  RSA353052  Poa secunda var. secunda L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA0087232  Polycarpon tetraphyllum R. G. Swinney 2010-4-23 12354 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  UC501533  Polycarpon tetraphyllum Frank W. Peirson 1931-5-25 9376 Los Angeles Altadena; 1077 New York Avenue Comment
  UCR271832  Polycarpon tetraphyllum R. G. Swinney 2010-3-24 12102 Los Angeles San Gabriel Mountains, Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge 503 Comment
  RSA683136  Polycarpon tetraphyllum LeRoy Gross, Bill Hogshead, Valerie Soza 2003-5-29 961 Los Angeles West end of the mountains: At junction (saddle) of Verdugo motorway and Wildwood Fire Road (Abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago.), We went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) Basically a triangle. 564 Comment
  CAS-BOT-BC167817  Polygala cornuta var. fishiae Peter H. Raven 1960-5-21 15403 Los Angeles Triunfo Canyon 259 Comment
  RSA158292  Polygonum arenastrum Peter H. Raven 1962-7-11 18016 Los Angeles Common in docks area, Wilson Cove, San Clemente Island Comment
  RSA430464  Polygonum aviculare subsp. aviculare A. C. Sanders 1987-9-18 7354 Los Angeles El Segundo Dunes, W of L.A. International Airport and Pershing Drive. 38 Comment
  RSA33479  Polygonum aviculare subsp. aviculare Tom Burch 1943-07 s.n. Los Angeles Redondo Beach. Comment
  RSA611071  Polygonum aviculare subsp. depressum Louis C. Wheeler 1970-6-9 s.n. Los Angeles San Pedro: 17th Street at Gaffey Street. Comment
  RSA652779  Polygonum capitatum Monica Acosta 1998-5-19 38 Los Angeles The Center for Regenerative Studies, South of California State Polytechnic University. (Cal Poly Pomona) 226 Comment
  RSA466340  Polygonum lapathifolium F. A. Warf 1934-8-14 12533 Los Angeles Culver City. Comment
  POM6786  Polypodium californicum Hilda Wood 1901-3-3 s.n. Los Angeles Glendora Comment
  UC1922980  Polypodium californicum Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 799 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. Near 34deg 12' 34.5'' N 118deg 17' 26'' W T2N R14W E/4, SE/4 sec. 36; T2N R13W W/4, SW/4 sec. 31. Elev. 1600 Feet. Comment
  UCR270475  Polypodium californicum R. G. Swinney 2011-11-1 15936 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  RSA526146  Polypodium californicum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-6 4140 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  RSA689889  Polypodium californicum May N. Ackley 1940-11 269 Los Angeles Los Angeles Comment
  UCSB62325  Polypodium californicum Kiefer, Lawrence 1966-4-10 Los Angeles Santa Monica Mtns., Rustic Canyon, ca. 0.25mi S of Camp Josepho 304 Comment
  UCSB62353  Polypodium californicum Kiefer, Lawrence 1967-3-5 Los Angeles San Gabriel Mtns., S base of mountains, NE of Tujunga, Haines Canyon, ca. 3/4mi upstream from dam 792 Comment
  RSA600146  Polypogon maritimus Steve Boyd, Lauren Raz 1997-5-6 9737 B Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  CAS-BOT-BC232415  Polypogon monspeliensis 1902-6-20 s.n. Los Angeles Redondo Comment
  CAS-BOT-BC237499  Polypogon viridis I. Johnston 1917-5-13 1021 Los Angeles Along railroad, El Monte 83 Comment
  POM1138  Polypogon viridis I. M. Johnston 1917-5-13 1021 Los Angeles El Monte. 84 Comment
  RSA729884  Polypogon viridis R. G. Swinney 1998-8-28 6841 Los Angeles San Gabriel Mtns.: Stoddard Canyon at 'Stoddard Falls' 915 Comment
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Dec 10 2020
  RSA610205  Polystichum imbricans subsp. curtum L. C. Wheeler 1946-9-8 6353 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 1/2 mile west of Bear Creek. 533 Comment
  UC812009  Polystichum imbricans subsp. curtum Marcus E. Jones, A. M. 1882-2-27 3032 Los Angeles Pasadena Comment
  RSA747455  Populus balsamifera subsp. trichocarpa A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36921 Los Angeles San Gabriel Valley: San Gabriel River floodplain, Whittier Narrows Nature Center and east to Peck Rd. along the SCE powerlines and the river levee. 70 Comment
  POM360754  Populus fremontii J. A. Comstock 1938-4-18 s.n. Los Angeles Near Little Rock. Comment
  RSA191080  Portulaca oleracea R. F. Thorne, M. Z. Thorne 1967-7-2 37232 Los Angeles San Antonio Canyon; Chapman Ranch, above Mt. Baldy Village. 1356 Comment
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Mar 12 2019
  CAS-BOT-BC267152  Potamogeton foliosus A. D. E. Elmer 1902-6-1 3503 Los Angeles Lancaster Comment
  UCR113661  Potamogeton foliosus LeRoy Gross 1998-10-16 90 Los Angeles San Gabiel Mtns, Base of mtns. Tujunga Ponds. west of 210 freeway in Big Tujunga Wash, city of Sunland. 366 Comment
  UCR17890  Potamogeton pectinatus G. R. Johnstone 1930-6-15 s.n. Los Angeles San Gabriel Mtns., Soledad Canyon near Ravenna 762 Comment
  SEINET10684859  Prunus Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2597 Los Angeles City of Pasadena. Trader Joe's, 610 S. Arroyo Pkwy. Comment
  CAS-BOT-BC157934  Prunus emarginata I. M. Johnston 1917-8-21 1666 Los Angeles Upper San Antonio [Canon] Canyon 2377 Comment
  RSA454129  Prunus ilicifolia Fay A. MacFadden 1931-3-17 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UCD113466  Prunus ilicifolia Elise Jackson 1993-5-2 31 Los Angeles Newhall, Placerita Canyon Nature Center, approx. 50 feet from beginning of Ecology Trail. 487 Comment
  LA208108  Prunus ilicifolia subsp. ilicifolia Carl Epling; October 1925 8533 Los Angeles San Bernardino Mountains, Camp Baldy 1066 Comment
  UC1922295  Prunus ilicifolia subsp. ilicifolia Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 823 Los Angeles Verdugo Mountains; south side, Stough Canyon. Stough Park, above parking lot southwest of intersection of Walnut Avenue and Lockheed View Drive, west of De Bell Municipal Golf Course, southeast of Starlight Theater 366 Comment
  RSA12787  Prunus lyonii Percy C. Everett 1934-9-30 6206 Los Angeles Santa Catalina Island. Above Mexican Settlement, and up left (east) fork of Pebbly Beach Canyon. Comment
  RSA562003  Prunus lyonii M. S. Lyon 1884-07 s.n. Los Angeles Santa Catalina Island. Comment
  CHSC26346  Prunus virginiana var. demissa Wesley O. Griesel 1962-6-6 Los Angeles Big Pines, San Gabriel Mts. 2072 Comment
  CAS-BOT-BC356413  Pseudognaphalium beneolens Joseph Andorfer Ewan 1934-8-11 8341 Los Angeles 1/2 mile above Buckhorn, San Gabriel Mts. 2042 Comment
  POM358749  Pseudognaphalium biolettii F. R. Fosberg 1931-3-1 4214 Los Angeles Topanga Canyon, 2.5 mi. below Wildwood, Santa Monica Mountains. 60 Comment
  POM358774  Pseudognaphalium biolettii Ora M. Clark 1929-3-24 1778 Los Angeles S. Santa Susana Mtns. Comment
  SFV16167  Pseudognaphalium californicum P. A. Krueger 1994-5-18 39 Los Angeles San Gabriel Mountains 3.9 miles north on Mount Lowe Truck Trail from Chaney Trail. 1300 Comment
  JEPS26166  Pseudognaphalium luteoalbum Peter H. Raven and Henry J. Thompson 1959-9-6 14401 Los Angeles near mouth of dried bed Malibu Creek; Santa Monica Mountains, Malibu Creek 12 Comment
  RSA0045431  Pseudognaphalium stramineum Wendy Boes, Andrew S. Wheeler 2009-7-13 2009 -038 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  CAS-BOT-BC80067  Pseudotsuga macrocarpa W. R. Dudley; F. H. Lamb 1896-6-8 4362 Los Angeles King's Canyon, Liebre Mountains Comment
  OBI36775  Pseudotsuga macrocarpa David J. Keil 1980-3-28 13740 Los Angeles Lower Shake campground near Lake Hughes 1311 Comment
  RSA384629  Pseudotsuga macrocarpa L. E. Hoffman 1932-3-14 s.n. Los Angeles Millard's Canyon, Angeles National Forest [San Gabriel Mountains]. Comment
  UCR187128  Psoralea californica A. C. Sanders 2006-5-16 32318 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  SEINET10545325  Ptelea crenulata Walter H. Lewis Lewis 15644 Los Angeles Rancho Santa Ana Botanical Garden, Claremont. Comment
  RSA561598  Pteridium aquilinum var. pubescens Steve Boyd, Walter Appleby 1993-5-24 8167 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within Tujunga Ranger District of Angeles National Forest. Seepages along upper end of Wilson Canyon Road, south of Wilson Canyon Saddle and east of the communications facilities. 945 Comment
  SD144151  Pteris vittata Scott D. White, Pam DeVries 1997-11-25 6028 Los Angeles San Gabriel River Canyon: north of Azusa; parallel to Highway 39, along unnamed dirt access road to gauging station, below Morris Dam. 249 Comment
  POM2155  Pterostegia drymarioides C. F. Baker 1904-4-22 4169 Los Angeles Monrovia. Comment
  RSA591914  Pterostegia drymarioides Louis C. Wheeler 1967-5-2 9263 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 366 Comment
  RSA660118  Pterostegia drymarioides Orlando Mistretta 1992-6-12 560 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  RSA775349  Pterostegia drymarioides Orlando Mistretta, Christine Mistretta 2010-6-4 5264 Los Angeles Monte Cristo Canyon (tributary of Mill Creek Canyon), 3.0 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  UCR88705  Pterostegia drymarioides Scott D. White, Chet McGaugh 1995-5-9 3006 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA527758  Pterostegia drymarioides Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4325 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  UC2042130  Pycnanthemum californicum Orlando Mistretta 1990-8-8 s. n. Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Cienega Comment
  UCR269141  Pycnanthemum californicum Orlando Mistretta 1990-8-8 s.n. Los Angeles San Gabriel Mountains, Big Cienega 2012 Comment
  RSA0080547  Pyrola dentata Orlando Mistretta, Joe Mistretta 1992-9-22 827 Los Angeles San Gabriel Mountains: Cooper Canyon. 1902 Comment
  RSA717700  Quercus Gary D. Wallace 1987-5-5 2647 Los Angeles Monrovia. Gold Hill. Comment
  UC624996  Quercus X macdonaldii F. R. Fosberg 1931-12-10 7152 Los Angeles Pebble Beach Canyon, left fork Santa Catalina Island 40 Comment
  RSA657359  Quercus agrifolia var. agrifolia L. Yamanaka 1979-6-5 105 Los Angeles 150 meters west of Glendale College Cafeteria located on corner of Verdugo Blvd. and Mountain Ave. Comment
  UCR271611  Quercus agrifolia var. agrifolia R. G. Swinney 2011-11-3 15987 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, 'First Water', 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre 622 Comment
  UCR98739  Quercus agrifolia var. agrifolia Steve Boyd, Lauren Raz 1997-4-30 9624 Los Angeles Liebre Mountains, About the confluence of Bear Canyon & Pine Canyon, between the southern flank of Liebre Mountain & northern flank of Red Rock Mountain, SW of Gillette Mine 915 Comment
  POM18605  Quercus berberidifolia E. S. Spalding 1921-4-9 XVIII- 2 Los Angeles Ganesha Hills, Pomona. Comment
  POM271870  Quercus berberidifolia Lyman Benson 1947-1-16 12280 Los Angeles Lightpost 51, El Pariso Dr. Ganesha Hills, Pomona 305 Comment
  SEINET3237751 Image available Quercus berberidifolia T. B. Salvato, Sandra Murcia 2007-10-18 3092 Los Angeles Santa Monica Mountains; near Stunt's Ranch, north of Cold Creek and east of Mulholland Hwy. 305 Comment
  CAS-BOT-BC62565  Quercus chrysolepis Timothy S. Ross; Steve Boyd 1994-5-25 7877 Los Angeles West Summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersection 1708 Comment
  UCD45457  Quercus chrysolepis R. L. Armacost 1962-10-6 1510 Los Angeles Canyon Oak. Upper San Antonio Canyon near Claremont. Comment
  CAS-BOT-BC86204  Quercus dumosa Peter H. Raven; Henry J. Thompson 1958-10-18 14678 Los Angeles Santa Monica Mountains. along Mulholland Highway 3.2 miles E of Decker Road 640 Comment
  CAS-BOT-BC86369  Quercus dumosa C. B. Wolf 1931-10-20 2468 Los Angeles 1/2 mile above Montrose on the road from Tujunga to La Canada, San Gabriel Mts. 457 Comment
  UCSB34833  Quercus dumosa R. Lloyd 1959-3-3 27 Los Angeles N OF POMONA (GANESHA HILLS NEAR JCT OF HISSCREST AND NORTH HILL RD) 274 Comment
  POM2106  Quercus durata var. gabrielensis C. F. Baker 1903-9-20 3684 Los Angeles San Antonio Canyon near Claremont. Comment
  POM270185  Quercus durata var. gabrielensis Lyman Benson 1946-10-15 12202 Los Angeles South margin, 2 miles north of Claremont; San Gabriel Mt. 457 Comment
  RSA733302  Quercus durata var. gabrielensis Susan Grose, Lauren Breccio, LeRoy Gross 2007-11-11 192 Los Angeles Pasadena, Oak Grove Park. 299 Comment
  RSA775957  Quercus durata var. gabrielensis Orlando Mistretta, Christine Mistretta 2010-6-17 5336 Los Angeles Upper Big Tujunga canyon; Alder Creek; 0.4 miles upstream (NW) of creek crossing at Upper Big Tujunga Canyon Road. 1025 Comment
  UCR177742  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 309 Los Angeles Los Angeles Basin region; Verdugo Mtns., Verdugo Mountains: Beaudry fire road north of Radio Towers, west of head of Deer Creek 793 Comment
  UCR269118  Quercus durata var. gabrielensis Orlando Mistretta, Christine Mistretta 2008-5-9 3017 Los Angeles San Gabriel Mountains, Southern California Edison transmission line tower (Segment 11, structure 63 per TRTP Survey 2008), in the vicinity of Arroyo Seco Canyon 845 Comment
  CLARK-A1528-2923  Quercus engelmannii John C. Roos 1946-10-12 3131 Los Angeles Monrovia Comment
  POM290545  Quercus engelmannii Lyman Benson 1949-10-3 14194 Los Angeles Thompson Creek at head of San Antonio Avenue northwest of Claremont. alt. 1400 ft. 427 Comment
  UC1602282  Quercus engelmannii W. H. Brewer Jan 1861 114 Los Angeles San Gabriel Comment
  UCR220086  Quercus engelmannii Fred M. Roberts 2010-5-17 7348 Los Angeles San Gabriel Mountains foothills, Monrovia, southeast corner of Hillcrest Blvd and north Ivy Ave 234 Comment
  SEINET13953341 Image available Quercus engelmannii Leila M. Shultz 1981-1 4948 Los Angeles cultivated native plants, Rancho Santa Ana Botanic Garden; dry fans and foothills below 4000 ft. Los Angeles county S to San Diego county 305 Comment
  RSA133465  Quercus lobata Peter H. Raven, H. J. Thompson 1959-4-3 13922 Los Angeles Just east of Malibu Junction. 244 Comment
  SBBG13442  Quercus pacifica E. R. Blakley 1962-10-6 5477 Los Angeles 0.25 mi below lower reservoir in Bullrush Cyn Comment
  RSA158257  Quercus tomentella Peter H. Raven 1962-7-11 18000 Los Angeles San Clemente Island, Wilson Cove. 61 Comment
  LA93205  Quercus wislizeni var. frutescens Kei Nakai; 1975-11-11 sn Los Angeles 426 Comment
  SEINET13387013 Image available Quercus wislizeni var. frutescens R. G. Swinney 2011-1 15167 Los Angeles San Gabriel Mountains: Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy (Chilao Flat 7.5' Q.) (T3N R11W S22) 1585 Comment
  RSA0086991  Rafinesquia californica R. G. Swinney 2010-4-21 12323 Los Angeles Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash. 457 Comment
  RSA472409  Rafinesquia californica M. B. Dunkle 1932-6-2 2167 Los Angeles Santa Catalina Island. White's landing Comment
  SEINET4044448 Image available Rafinesquia californica D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 350 Comment
  RSA0051765  Ranunculus californicus Elwood Fordham 1951-3-18 s.n. Los Angeles Topanga, Robinson Road near juncture Topanga Highway. 304 Comment
  CAS-BOT-BC378871  Ranunculus californicus var. californicus R. S. Woglum 1932-4-1 s.n. Los Angeles North Hollywood Comment
  CAS-BOT-BC378876  Ranunculus californicus var. californicus Geo. B. Grant 1902-6-1 1109 Los Angeles Lincoln Park Comment
  LA200795  Ranunculus hebecarpus Carl Epling; March 1925 6041 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  UC302220  Ranunculus hebecarpus Marcus E. Jones, A. M. 1882-5-3 3219 Los Angeles Pasadena Comment
  RSA628692  Ranunculus hebecarpus Louis C. Wheeler 1969-5-4 s.n. Los Angeles East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 549 Comment
  UC2026477  Ranunculus hebecarpus Louis C. Wheeler 1975-5-14 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Head of East Fork of Little Tujunga. Comment
  UCR124391  Rhamnus californica I. W. Clokey, B. C. Templeton 1929-1 4586 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  UCR223668  Rhamnus californica R. G. Swinney 2009-6-12 11123 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  RSA724372  Rhamnus californica subsp. californica K. Dobry 1991-6-13 d- 708 Los Angeles Santa Monica Mts. Las Virgenes and Mulholland Hwy at Soka Univ. Comment
  SEINET13276728 Image available Rhamnus californica subsp. californica R. G. Swinney 2011-1 15517 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), the middle elevation (& smallest) of three natural depressions at the north base of Strawberry Peak (Chilao Flat 7.5' Q.) 1170 Comment
  SEINET13710409  Rhamnus crocea J. Adams, J. Adams (Botany) 1965-1 84 Los Angeles Claremont, Pomona College Wash 1100 Ft 335 Comment
  LA200808  Rhamnus ilicifolia Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  RSA580741  Rhamnus ilicifolia Tim S. Ross, S. D. Boyd 1994-5-25 7934 Los Angeles Necktie Basin: hanging basin ca 470-830 meters W of Warm Springs Mountain summit. These collections from ca. 600-800 meters WSW of summit. 1061 Comment
  RSA632952  Rhamnus ilicifolia Valerie L. Soza, Kent Hughes 1999-6-17 546 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  RSA756897  Rhamnus ilicifolia Orlando Mistretta, Christine Mistretta 2008-4-7 2351 Los Angeles along SCE transmission line corridor, ca. 1 mi. NW of intersection of transmission line with State Hwy. 14 (1.25 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 48 per TRTP survey-2008) 1085 Comment
  SDSU10378  Rhamnus ilicifolia J. Godsil 1953-3-9 557 Los Angeles Little Dalton Canyon, above San Gabriel Lakes. 960 Comment
  UCR124374  Rhamnus ilicifolia I. W. Clokey, B. C. Templeton 1929-1 4511 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  CAS-BOT-BC59793  Rhamnus pirifolia S. B. Parish 1916-3-31 5761 Los Angeles Santa Catalina Island. Comment
  CATA1065  Rhamnus pirifolia Mark L. Hoefs 1995-5-16 2005 Los Angeles Santa Catalina Island: Near Airport Road, just past road to Black Jack Campground 454 Comment
  LA32122  Rhamnus tomentella subsp. tomentella Peter H. Raven; 1959-10-18 14679 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy 2.9 mi E of Decker Rd. 662 Comment
  CAS-BOT-BC168143  Rhus aromatica Mary H. Ward; Shirley W. Campbell 1970-4-2 LASCA- 887 Los Angeles Along lower reach of the Arroyo Seco, southwestern Pasadena Comment
  CAS-BOT-BC199071  Rhus aromatica Cecil Hart 1927-4-10 s.n. Los Angeles Ridge route to Lancaster. Comment
  CAS-BOT-BC199076  Rhus aromatica Timothy S. Ross; Steve Boyd 1993-5-23 7276 Los Angeles Clearwater Canyon, ca 170-230 m WSW of Plum Spring, Green Valley 7.5' USGS quad. - Liebre Mountains 777 Comment
  LA62878  Rhus aromatica A. M. Johnson; 1927-11-11 2695 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River, Griffith Park 115 Comment
  CAS-BOT-BC167920  Rhus integrifolia Robert F. Thorne; Reed Rollins; Doug Propst; R. Carolin 1967-3-18 36738 Los Angeles Santa Catalina Island: Wild Boar Gully, ca. 1 mi WNW of Salta Verde Pt., on Salta Verde 198 Comment
  CAS-BOT-BC170432  Rhus integrifolia Parnay Mar. 209 Los Angeles Big Tejunga Wash Comment
  CAS-BOT-BC170454  Rhus integrifolia Peter H. Raven 1959-3-1 13814 Los Angeles Vermont Canyon, Griffith Park - Santa Monica Mountains 243 Comment
  RSA386475  Rhus integrifolia F. R. Fosberg 1931-3-18 S- 4286 Los Angeles Hamilton Canyon, Santa Catalina Island. 20 Comment
  RSA386484  Rhus integrifolia Larry E. DeBuhr, Gary Wallace 1972-9-4 721 Los Angeles San Clemente Island. In canyon West Cove on NW end of island. Comment
  RSA386487  Rhus integrifolia C. Epling, Ellison 1930-3-28 s.n. Los Angeles Las Flores Canyon. Santa Monica Mountains. Comment
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Dec 12 2018
  RSA683810  Rhus integrifolia A. C. Sanders 2003-5-26 26835 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
  SDSU2183  Rhus integrifolia R. M. Beauchamp 1967-1-27 122 Los Angeles On slope south of Wilson Cove. San Clemente island. Comment
Read comments
Oct 13 2011
  UC1587676  Rhus integrifolia Tim Ross 1991-3-9 4183 Los Angeles se side of ridgetop knoll head of Oak Canyon; Whittier Hills (Puente Hills, pro parte) 368 Comment
  UC1787300  Rhus integrifolia A. C. Sanders 2003-5-26 26835 Los Angeles San Gabriel Valley: on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Sante Fe RR, east of the San Gabriel River channel 170 Comment
  UC64000  Rhus integrifolia H. M. Hall 1898-7-7 978 Los Angeles Claremont Comment
  UC124175  Rhus ovata K. Brandegee May 1890 Los Angeles Pasadena 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
  LA209581  Rhus trilobata Henry J. Thompson; Los Angeles Santa Monica Mountains, Mulholland Drive Comment
  RSA611052  Rhus trilobata L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Pallett Creek 1280 Comment
  CAS-BOT-BC92295  Ribes amarum Le Roy Abrams 1906-7-19 s.n. Los Angeles Wilsons Trail. 914 Comment
  SFV6203  Ribes aureum R. M. Muran 1974-2-16 17 Los Angeles Santa Monica Mountains Mandeville Canyon. 427 Comment
  CAS-BOT-BC92443  Ribes aureum var. gracillimum L. Street 1919-3-16 2399 Los Angeles Lone Hill. Comment
  CAS-BOT-BC92453  Ribes aureum var. gracillimum I. M. Johnston 1920-1-4 3229 Los Angeles Lone Hill south of Glendora. Comment
  RSA27162  Ribes aureum var. gracillimum Roxana S. Ferris 1941-3-10 10323 Los Angeles First Tributary in Pico Canyon, Santa Susana Mtns, near Hwy 99. 412 Comment
  CAS-BOT-BC93103  Ribes californicum var. hesperium Elmer I. Applegate 1927-1-17 4987 Los Angeles Mandeville Canyon, Santa Monica Mountains. Comment
  LA91499  Ribes californicum var. hesperium Bruce Douglas Clayton; Greg Shaw, Barb Murphy, Marcia Miller 1972-4-15 99 Los Angeles Santa Monica Mountains, Blackrill Canyon, Mountain Park Research Campus 533 Comment
  RSA48021  Ribes indecorum C. F. Baker 1904-2-15 4011 Los Angeles San Antonio Canyon Comment
  UCR150240  Ribes malvaceum Kerry Knudsen, Rolf Muertter, Teresa Proscewicz 2005-2-10 2371 Los Angeles Transverse Range, Los Angeles, Santa Monica Mountains, Griffith Park, north side of Mt. Hollywood 425 Comment
  RSA133745  Ribes malvaceum var. viridifolium Peter H. Raven 1959-2-15 13781 Los Angeles Beverly Glen Canyon 2.6 miles north of Sunset Blvd. 213 Comment
  SFV6202  Ribes malvaceum var. viridifolium R. M. Muran 1974-2-2 5 Los Angeles Santa Monica Mountains About 2 miles south of Mulholland Drive in Mandeville Canyon. 427 Comment
  RSA0021936  Ribes montigenum Robert F. Thorne, Larry E. DeBuhr 1974-7-28 44767 Los Angeles San Gabriel Mts, Angeles National Forest: Whitethorn Spring, Dorr Canyon Drainage, N slope Throop Peak. 2317 Comment
  CAS-BOT-BC219185  Ribes nevadense Robert F. Thorne; J. Dourley 1967-10-10 37365 Los Angeles 1.5 miles E of Dawson Saddle, San Gabriel Mountains, Angeles National Forest 2331 Comment
  RSA656943  Ribes nevadense Valerie L. Soza, LeRoy Gross 2000-6-13 997 Los Angeles San Gabriel Mountains: Spring along Burkhart Trail (FS Trail 10W02), from Buckhorn Flat to Cooper Canyon, ca. 0.8 mile along trail from Buckhorn Flat trailhead. 1845 Comment
  UCR209116  Ribes nevadense R. G. Swinney 2008-6-18 9076 Los Angeles San Gabriel Mountains, south of Juniper Hills, Burkhart Trail 0.7 miles WNW of Burkhart Saddle, junction of trail and W Fork of Cruthers Creek 2012 Comment
  UCR209641  Ribes nevadense R. G. Swinney 2008-7-2 9130 Los Angeles San Gabriel Mtns., north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
  RSA1178  Ribes quercetorum B. D. Stark 1930-6-28 866 Los Angeles Pine Canyon Comment
  CAS-BOT-BC144437  Ribes speciosum Louis C. Wheeler 1932-1-10 436 Los Angeles Puddingstone Dam 304 Comment
  CAS-BOT-BC168668  Ribes speciosum Alice Eastwood 1919-7-4 9290 Los Angeles Santa Monica Canyon Comment
  SFV1623  Ribes speciosum P. G. Kilburn 1958-2-15 609 Los Angeles Santa Monica Mountains Sepulveda Canyon, Mission Fire Road. Ravine going south about 200 yards west of Sepulveda Blvd. 366 Comment
  RSA536040  Ricinus communis T. S. Ross 1991-5-22 5433 Los Angeles San Clemente Island: Lower Wilson Cove Canyon, just west of the dock activities. 12 Comment
  RSA76952  Ricinus communis F. W. Peirson 2047 Los Angeles New York Ave, Altadena. Comment
  RSA0080748  Romneya coulteri R. G. Swinney 2010-6-23 13369 Los Angeles Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  RSA550413  Rosa californica Tim S. Ross 1972-7-10 6673 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater and Wickiup Canyons. 968 Comment
  UCR179726  Rosa californica R. G. Swinney, Dave Larson 1996-7-17 5148 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  RSA451662  Rosa woodsii var. ultramontana Anstruther Davidson 1923-6-1 s.n. Los Angeles [Unspecified] Comment
  POM7028  Rubus ursinus Philip A. Munz, L. T. Street, G. Williams 1919-4-5 2471 Los Angeles Puddingstone Canyon, near San Dimas. 274 Comment
  UCR223064  Rumex salicifolius R. G. Swinney 2009-5-6 10685 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon at confluence with Little Rock Creek 909 Comment
  UC56032  Rumex salicifolius var. salicifolius J. H. Barber 1898-8-5 Los Angeles Malibu Comment
  UC205908  Rumex salicifolius var. salicifolius D. L. Crawford 1915-8-1 Los Angeles mountains near Claremont Comment
  RSA353677  Sagittaria H. E. Hasse 1893-07 s.n. Los Angeles Ballona. Comment
  UCR124788  Salazaria mexicana B. C. Templeton 1930-5-19 1455 Los Angeles San Gabriel Mtns., Mint Canyon, near Mojave Desert 854 Comment
  UCR177462  Salazaria mexicana LeRoy Gross 2005-5-3 2222 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
Read comments
May 3 2013
  SFV14741  Salicornia pacifica J. C. Dittes, P. Coulter 1989-11-27 20 Los Angeles Marina del Rey. Along mud flats of the Venice canal. Comment
  UC135935  Salicornia subterminalis LeRoy Abrams 1902-6-19 2565 Los Angeles near Mesmer; Ballona Comment
  RSA358186  Salicornia virginica R. F. Thorne 1973-09 44718 Los Angeles Santa Catalina Island, small salina at base of Ballast Pt. in Catalina Harbor. Comment
  UC465475  Salicornia virginica C. F. Millspaugh 1920-1-21 4611 Los Angeles Isthmus Santa Catalina Island Comment
  UCR273379  Salix R. G. Swinney 2011-10-18 15808 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
  RSA0115475  Salix exigua A. C. Sanders 2007-4-13 33409 Los Angeles Tehachapi Mtns. Foothills: southeast of National Cement Plant, along creek just below Kern Co. line. 1006 Comment
  RSA602551  Salix exigua Louis C. Wheeler 1967-8-8 10344 Los Angeles San Gabriel Mountains, Angeles National Forest: East Fork of Alder Creek at Chilao Flat 1555 Comment
  UCR191203  Salix exigua R. G. Swinney 1999-6-30 7478 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.3 mi. north of Big Pines Hwy at All Nations Camp 1561 Comment
  SBBG131702  Salix exigua S. A. Junak 1999-9-10 SCa 1097 Los Angeles Middle Ranch Cyn, at old rd crossing 85 Comment
  RSA656075  Salix hindsiana James Henrickson 1985-3-30 19795 Los Angeles Ca. 2 miles N of Newhall in riverbed and margins of South Fork of the Santa Clara River near crossing of Saugus Road. 306 Comment
  POM362606  Salix laevigata F. R. Fosberg, H. P. Bracelin 1931-10-11 s.n. Los Angeles Topanga canyon, 1.5 mi. above mouth. Comment
  CAS-BOT-BC128137  Salix lasiandra var. lasiandra A. J. McClatchie s.n. Los Angeles Pasadena Comment
  PASA2675  Salix lasiolepis Carl W. Sharsmith 1932-1-17 7 Los Angeles bottom of Lower San Gabriel Canyon, about 9.5 km above Azusa. 300 Comment
  POM219353  Salix lasiolepis F. R. Fosberg 1931-10-23 5852 Los Angeles Agoura (Picture City). Comment
  RSA0115703  Salix lasiolepis Andrew C. Sanders 2008-4-23 35083 Los Angeles Transverse Range; western San Gabriel Mtns.: upper Cow Spring Canyon. 1130 Comment
  RSA92621  Salix lasiolepis Mabel Peirson 1925-3-1 5434 Los Angeles Arroyo Seco below California Street bridge, Pasadena Comment
  CAS-BOT-BC403754  Salpichroa origanifolia C. W. Tilforth 1969-9-10 235 Los Angeles Hillside east of Adm. Bldg., Rancho Santa Ana Botanic Garden, Claremont Comment
  UCR138516  Salsola gobicola L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, Blum Ranch 884 Comment
  RSA145217  Salvia apiana Alice Ann Webb, R. Heald 1961-3-17 783 Los Angeles End of Indian Hill (N.), where bulldozers were messing around, Claremont. Mt. Range - San Gabriel. 457 Comment
  RSA424344  Salvia apiana William Emboden 1970-6-12 14 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA424347  Salvia apiana William Emboden 1970-6-12 46 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA442819  Salvia apiana William Emboden 1969-5-28 2 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA442849  Salvia apiana William Emboden 1969-5-28 39 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  SEINET12273088  Salvia apiana H. W. Graham 1921-1 s.n. Los Angeles From Mt.Lowe Tavern, Mt.Lowe, to observatory on Mt.Wilson, near Los Angeles Comment
  POM145647  Salvia carduacea L. R. Abrams 1927-4-30 11746 Los Angeles Antelope Valley between Fairmont and Neenach . Comment
  PASA470  Salvia carnosa 4/28 Los Angeles near Palmdale Comment
  RSA199029  Salvia columbariae W. M. Gauntt 1966-4-30 161 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy. 915 Comment
  RSA599615  Salvia columbariae Steve Boyd, Lauren Raz 1997-4-16 9509 Los Angeles Liebre Mountains region: Lower Apple Canyon, due east of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and Interstate 5. 854 Comment
  RSA599803  Salvia columbariae Steve Boyd, Lauren Raz 1997-3-25 9295 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  UCR142879  Salvia columbariae L. R. Abrams 1901-4-1 1235 Los Angeles South Coast, Ballona Harbor 5 Comment
  UCR282015  Salvia columbariae R. G. Swinney 2014-5-8 16464 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
  LA69813  Salvia leucophylla Unknown; 1927-5-7 sn Los Angeles SANTA MONICA MOUNTAINS, Universal City. 213 Comment
  RSA483729  Salvia mellifera Richard Noyes, L. Arnseth 1988-4-30 523 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  UC1922276  Salvia mellifera Valerie Soza, Miriam Sidibeh 2003-3-26 1601 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of La Tuna Canyon, Haines Canyon Park vicinity, southwest of Dorothy and Estepa Dr. intersection. 549 Comment
  UCR125936  Salvia mellifera A. C. Sanders, Mark Elvin 2002-6-19 25197 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 366 Comment
  UCR194747  Salvia mellifera Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 736 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 427 Comment
  UCR213510  Salvia mellifera A. C. Sanders, Karen Kirtland 2010-5-14 38348 Los Angeles South Coast, Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  POM4445  Sambucus mexicana J. F. Illingworth 1898-05 48 Los Angeles Claremont. 366 Comment
  RSA544557  Sambucus mexicana T. S. Ross, Elizabeth Kellogg 1992-4-11 6109 Los Angeles San Clemente Island: West fork of China Canyon. E or NE-facing base of canyon wall. 305 Comment
  UC1125363  Sambucus mexicana A. Lewis 1934-2-1 273 Los Angeles Grapevine Canyon San Fernando Quadrangle Comment
  RSA0115276  Sambucus nigra subsp. caerulea Richard G. Swinney 2010-5-25 12910 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  SBBG78718  Sanicula arguta W. A. Wright 1931-2-19 Los Angeles Santa Catalina Island Comment
  SBBG95205  Sanicula arguta M. B. Dunkle 1928-3-31 1775 Los Angeles Campo Blanco 182 Comment
  SBBG97031  Sanicula arguta S. Boyd with T. Ross, L. Arnseth 1990-4-8 4354 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  UCR71252  Sanicula arguta Steve Boyd, T. Ross, et al 1990-4-8 4354 Los Angeles Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point Comment
  RSA251391  Sanicula arguta R. F. Thorne 1966-4-16 36066 Los Angeles San Clemente Island, canyon below Lemon Tank, near dump, south of Nanny, northeast of island 183 Comment
  RSA534062  Sanicula arguta T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5260 -a Los Angeles San Clemente Island: westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest (1336 ) marker, 1800ft SE of Malo Knoll (1396 )) Beginning of drainage. 386 Comment
  LA35908  Sanicula crassicaulis Peter H. Raven; 1960-4-2 14868 Los Angeles Santa Monica Mountains, Los Alisos Canyon, 2.6 mi N of Pacific Coast Hwy 243 Comment
  POM9550  Sanicula crassicaulis P. A. Munz 1920-5-17 3965 Los Angeles Topango [Topanga] Canon. Santa Monica Mts. 121 Comment
  SFV16838  Sanicula crassicaulis J. D. Dilley 1997-3-29 149 Los Angeles Santa Monica Mountains Studio City. Beatty Dearing Trail, beginning on Mulholland Drive, 0.5 miles west of Laurel Canyon. 245 Comment
  SD3416  Sanicula tuberosa Ruth B. Randall Jul 1931 Los Angeles Big Pines Comment
  UC1483932  Sarcodes sanguinea Gary D. Wallace 1969-6-23 821 Los Angeles 1 - 2 mi. e. Ridgecrest (along Angeles Crest Hwy. (State Hwy. 2), 200 yds. w. of a picnic ground, Angeles Nat'l Forest); San Gabriel Mts., Angeles Nat'l Forest Comment
  UC1369830  Satureja douglasii Robert F. Thorne and D. Propst 1968-5-28 37647 Los Angeles Middle Bulrush Canyon Santa Catalina Island 243 Comment
  RSA670183  Satureja mimuloides Ian Swift 2001-7-2 236 Los Angeles Middle Fish Canyon, 1.5 miles north of Cienega Campground 808 Comment
  RSA458885  Saxifraga californica Anstruther Davidson 1908-04 1822 Los Angeles Hartford[?] Canyon, Hollywood. Comment
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Nov 12 2014
  RSA458891  Saxifraga californica Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall 610 Comment
  RSA595806  Schedonorus arundinaceus Lauren Raz, Steve Boyd 1996-10-23 64 Los Angeles Liebre Mountains. Cienega Campground. Ca. four miles along Forest Service Road 6N32 from saddle between Warm Springs and Fish Canyon 670 Comment
  UCD92917  Schismus arabicus Daryl Koutnik 1978-3-23 133 Los Angeles North side of State Hwy. 18 and just west of Llano. 975 Comment
  UCR130833  Schismus arabicus David Charlton 1989-4-7 2866 Los Angeles San Gabriel Mtns. (NW), Soledad Pass, Kentucky Springs development, 1 mile south of Hwy 14 on Angeles Forest Hwy (N-3), c. 5 mi. (airline) south of Palmdale 1037 Comment
  RSA0060477  Schismus barbatus R. G. Swinney 2010-3-10 11822 Los Angeles Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 442 Comment
  UCR258731  Schismus barbatus R. G. Swinney 2010-3-16 11920 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
  IRVC28701  Schoenoplectus americanus A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25490 Los Angeles Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley NE end of Santa Susana Mtns. 300 Comment
  SEINET7591467 Image available Schoenoplectus californicus Scott D. White 1995-1 3776 Los Angeles Marina del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way 5 Comment
  RSA366069  Schoenoplectus maritimus I. M. Johnston 1917-6-10 1318 Los Angeles Playa del Rey. Comment
  LA33905  Scirpus californicus Peter H. Raven; Henry J. Thompson 1959-9-6 14371 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, mouth of creek. 6 Comment
  RSA594932  Scirpus microcarpus Steve Boyd, Lauren Raz 1996-10-8 8998 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08. 561 Comment
  SD253325  Scirpus microcarpus R. G. Swinney 2011-10-13 15798 Los Angeles San Gabriel Mountains; Chilao Flat, FS road crossing of Chilao stream, E of Chilao Visitors Center and W of Hwy 2 (Chilao Flat 7.5'Q) Canyon bottomoutside 2009 Station Fire burn. 1622 Comment
  SD80067  Scrophularia californica subsp. floribunda Mary H. Ward, Shirley W. Campbell 1970-4-16 Los Angeles San Rafael Hills, behind Linda Vista, southwestern Pasadena Comment
  UC1965418  Scutellaria mexicana R. K. Brummitt & S. M. Namoff 2012-6-7 22038 Los Angeles Angeles National Forest, N of Littlerock, Big Rock Creek road, Sycamore Flat camp site Comment
  UCR255765  Scutellaria mexicana R. G. Swinney 2010-5-12 12709 Los Angeles San Gabriel Mountains/Mojave Desert, Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone 921 Comment
  RSA445335B  Scutellaria siphocampyloides Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  RSA574347  Scutellaria tuberosa R. G. Swinney 1994-5-7 2816 Los Angeles Glendora Wilderness Park, along Mystic Canyon Trail. N of Big Dalton Canyon Rd. 549 Comment
  RSA626115  Scutellaria tuberosa LeRoy Gross 1999-4-23 136 Los Angeles Verdugo Mountains, northeast side: Whiting Woods Mountainway, 210 freeway, exit Pennsylvania, south to curve where Pennsylvania turns into Honolulu, to Whiting Woods go to end of asphalt road. City of Verdugo City. 488 Comment
  RSA0081660  Sedum spathulifolium L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: Mine Gulch Camp, East Fork San Gabriel River. 1372 Comment
  CAS-BOT-BC62040  Selaginella bigelovii Marcus E. Jones 1882-2-25 3023 Los Angeles Pasadena Comment
  CHSC99217  Selaginella bigelovii John Dittes 2006-11-2 1425 Los Angeles Western Transverse Range; north slope of Verdugo Mts. in La Tun Cyn.; ca. 3.4 air-miles north of Burbank City Hall, ca. 1.1 air-mile east by southeast of La Tuna Canyon Flood Debris Basin, ca. 2.0 air-mile south of Verdugo Hills High School; slope south of La Tuna Cyn. Road. 487 Comment
  RSA760590  Selaginella bigelovii R. G. Swinney 2009-3-10 10071 Los Angeles Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  UC813005  Selaginella bigelovii I. W. Clokey and E. G. Anderson 1935-5-9 6532 Los Angeles San Dimas Canyon Comment
  UCR199859  Selaginella bigelovii LeRoy Gross, Naomi Fraga 2006-1-20 2449 Los Angeles Transverse Ranges, Verdugo Mountains, east end of the Verdugos, north side of the main crest. Deer Creek off of Beaudry Road, west of debris basin 448 Comment
  POM952  Selaginella bigelovii Philip A. Munz 1918-3-28 2010 Los Angeles Claremont, wash of Palmer's Canyon. Comment
  RSA472951  Senecio flaccidus var. douglasii Jack Rempel 1932-5-15 15260 Los Angeles El Segundo Comment
  SEINET11807273  Senecio flaccidus var. monoensis W. Knight, Knight, I.; Vale, J. 1985-1 5201 Los Angeles near Lebec along frontage road to Gorman Comment
  UCR189831  Senecio ionophyllus R. G. Swinney 1998-7-14 6458 Los Angeles San Gabriel Mtns., north slope of Pine Mountain Ridge, from high point to Prairie Fork, c. 1 mi. SE of Cabin Flat 2165 Comment
  RSA592406  Senecio lyonii Mark Hoefs 1974-5-2 456 Los Angeles Santa Catalina Island: by road to isthmus, south of buffalo corrals. 213 Comment
  SDSU497  Senecio lyonii R. M. Beauchamp 1967-1-27 126 Los Angeles Behind Wilson Cove pier; San Clemente Island. Comment
  UCR193480  Senna artemisioides R. G. Swinney 1999-4-8 7073 Los Angeles San Gabriel Mtns., Claremont, Cobal Canyon c. 0.5 mi. NE of confluence with Burbank Canyon 549 Comment
  SEINET3480577  Sequoia sempervirens Unknown 1939-7-10 192 Los Angeles Los Angeles, Los Angeles Comment
  UC1922956  Setaria parviflora LeRoy Gross 2007-5-16 2729 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Southwest side of the range. Near end of Roscoe Blvd. that runs up into Chandler Canyon. Opposite side of street of 9960 address. Near 305 Comment
  UCD92611  Setaria parviflora Geoffrey Levin 1975-9-22 655 Los Angeles waste ares in Claremont. Alluvial fan of San Gabriel Mts. Santa Ana River; Pacific Slope. 335 Comment
  LA205900  Sidalcea malviflora A. H. Lange; 1951-5-7 sn Los Angeles Santa Anita Comment
  SEINET4176384  Sidotheca trilobata J. L. Reveal, B. J. Ertter 1976-6-28 4559 Los Angeles San Gabriel Mountains, along the road from Mill Creek Summit to Mt. Gleason, 2.7 mile northwest of Mill Creek Summit 1661 Comment
  CATA149  Silene gallica Mark L. Hoefs, A. Douglas Propst 1973-3-14 113 Los Angeles Santa Catalina Island: Ridge between Moonstone and White's Coves 36 Comment
  RSA188008  Silene gallica R. F. Thorne 1966-4-28 36238 Los Angeles Pebbly Beach terminal, Santa Catalina Island. 6 Comment
  RSA188066  Silene gallica R. F. Thorne 1966-4-29 36319 -a Los Angeles Santa Catalina Island: below road to White's Landing above turn-off to Echo Lake 411 Comment
  RSA477861  Silene gallica L. E. Hoffman 1929-5-5 s.n. Los Angeles Hermon Hills, Ave-57. Pasadena. Comment
  RSA477868  Silene gallica M. B. Dunkle 1932-6-2 2164 Los Angeles Santa Catalina Island. White's landing Comment
  CDA3469  Silene gallica Phillipson 1916-5-3 Los Angeles Monrovia. Comment
  POM278  Silene gallica L. R. Abrams 1901-4-3 4642 Los Angeles Santa Monica Mountains. Comment
  UCR179648  Silene laciniata subsp. major R. G. Swinney, Dave Larson 1996-8-7 5236 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, northern 2/3 of west half of Brown's Flat 1305 Comment
  UCR194744  Silene laciniata subsp. major Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 715 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, north side; northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 518 Comment
  RSA628713  Silene lemmonii R. S. Woglum 1942-5-20 3329 Los Angeles Transverse Ranges: Angeles Crest Highway; San Gabriel Mountains; Angeles National Forest. Comment
  RSA135198  Silene multinervia Peter H. Raven, Henry J. Thompson 1960-5-16 15385 Los Angeles Along fire break in coastal sage association, ridge east of Temescal Canyon. 244 Comment
  RSA0040544  Silene parishii Orlando Mistretta 1990-8-8 s.n. Los Angeles Lily Spring 2454 Comment
  UCR179699  Sisymbrium altissimum R. G. Swinney, Dave Larson 1996-7-17 5128 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  IRVC28589  Sisymbrium altissimum A. C. Sanders, Mark Elvin 2002-6-19 25185 Los Angeles Newhall Ranch, "Long Cyn." 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 335 Comment
  UCR217422  Sisymbrium erysimoides R. G. Swinney 2009-3-10 10064 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA674715  Sisymbrium officinale Scott D. White, P. De Vries 2000-5-18 7910 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
  UCD115681  Sisymbrium officinale Donald R. Bissing 1973-6-2 139 Los Angeles Evey Canyon, San Gabriel Mountains. 0.2 mile from mouth of canyon. 713 Comment
  UCR282148  Sisymbrium officinale R. G. Swinney 2014-5-15 16526 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  RSA653837  Sisymbrium orientale Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 772 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 518 Comment
  RSA782217  Sisymbrium orientale R. G. Swinney 2009-8-25 11500 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  SBBG51209  Sisymbrium orientale M. R. Benedict 1971-6-25 Los Angeles ca. 1 mi N of Test Stn, N of Wilson Cove Comment
  SFV20815  Sisymbrium orientale L. Gross, N. Fraga 2002-4-4 519 Los Angeles Verdugo Mountains Southwest side. From saddle along main crest where the dirt roads of Verdugo Mountain Way and 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. 457 Comment
  RSA127837  Sisyrinchium bellum Peter H. Raven 1959-4-4 13968 Los Angeles Point Dume, Santa Monica Mountains. 15 Comment
  UCR124277  Solanum americanum Steve Boyd 1998-10-7 10297 Los Angeles West Mojave Desert/Transverse Range, Liebre Mtns. Region. Bouquet Canyon, east of Bouquet Reservoir along Spunky Canyon Road just west of juntion with Bouquet Canyon Road 915 Comment
  UCR139362  Solanum americanum I. M. Johnston 1918-7-29 2102 Los Angeles San Gabriel Valley, El Monte, under [San Gabriel River] bridge along railroad 91 Comment
  RSA0062515  Solanum douglasii R. G. Swinney 2010-4-20 12313 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA598926  Solanum douglasii Scott D. White 1997-3-12 4746 Los Angeles Zuma Beach; mouth of Zuma Creek, E end of the County Beach. 8 Comment
  RSA674318  Solanum douglasii LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 720 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 576 Comment
  SD234534  Solanum douglasii Wayne Law, Jun Hu 2000-4-30 4 Los Angeles Transverse Ranges; San Gabriel Mtns.: Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 518 Comment
  UC26220  Solanum douglasii J. H. Barber 1897-3-16 65 Los Angeles Santa Monica Experiment Station Comment
  UCR177460  Solanum douglasii LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 720 Los Angeles Transverse Ranges: Verdugo Mountains, south side of mountains, off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. West-descending ridge down into Brand Canyon on east side of Brand Canyon 576 Comment
  UCR255823  Solanum douglasii R. G. Swinney 2010-5-4 12507 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  RSA658836  Solanum douglasii J. S. Burns 1992-5-5 3 Los Angeles 1 mile north on Van Tassel fireroad from south access; Angeles National Forest. 457 Comment
  UC56817  Solanum elaeagnifolium Ernest Braunton 1902-9-1 697 Los Angeles Los Angeles Comment
  RSA603873  Solanum nigrum Louis C. Wheeler 1975-9-15 s.n. Los Angeles Pasadena: Lake Avenue and Walnut Street. Comment
  SEINET10884655 Image available Solanum tuberosum Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2591 Los Angeles City of Pasadena. Trader Joe's, 610 S. Arroyo Pkwy. Comment
  POM9216  Solanum umbelliferum Philip A. Munz, R. D. Harwood 1920-5-17 3980 Los Angeles Topanga Canyon, Santa Monica Mountains 152 Comment
  RSA0096624  Solanum umbelliferum R. G. Swinney 2011-6-22 15261 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1780 Comment
  RSA579488  Solanum umbelliferum Tim S. Ross, Steve D. Boyd 1994-5-10 7718 Los Angeles Warm Springs Mountain: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 668 Comment
  CAS-BOT-BC154694  Solanum umbelliferum T. S. Ross 1993-6-1 7352 Los Angeles San Gabriel Mountains. Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon 2600 Comment
  LA51795  Solanum xanti Carl Epling; April 1938 sn Los Angeles Comment
  NY820429  Solanum xanti T. S. Ross 1993-5-23 7280 Los Angeles NW Los Angeles Co.; Liebre Mountains. Upper Clearwater Canyon: ca. 190-230 m. W of Plum Spring 789 Comment
  SEINET7262089 Image available Solanum xanti G. B. Grant 2015-6-2 1218 Los Angeles Lowe Comment
  UCR141036  Solidago californica June Latting, Ted Hanes, et al 1977-10-15 s.n. Los Angeles San Gabriel Mountains, fuelbreak below Chilao Flat, Angeles Crest 1659 Comment
  CAS-BOT-BC365020  Solidago velutina subsp. californica John Thomas Howell 1927-10-16 3147 Los Angeles Santa Anita Canon [Canyon], San Gabriel Mts. Comment
  CDA7648  Soliva sessilis G. C. Fleischman 1950-6-18 Los Angeles Pasadena Civic Center 0 Comment
  RSA449939  Soliva sessilis A. R. Roos 1958-5-16 s.n. Los Angeles City of Los Angeles, lawn of the Ambassador Hotel, Wilshire Blvd. Comment
  RSA474108  Sonchus oleraceus F. R. Fosberg 1931-4-12 S- 4574 Los Angeles Near Jewfish Point, Santa Catalina Island. 3 Comment
  RSA629052  Sonchus oleraceus Valerie L. Soza, Laura Moore 1999-6-30 602 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 853 Comment
  UCR210223  Sonchus oleraceus R. G. Swinney 2008-8-14 9429 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek at South Fork Campground Spring 1402 Comment
  UCR281610  Sonchus oleraceus R. G. Swinney 2014-5-19 16575 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  RSA607596  Sorghum halepense L. C. Wheeler 1966-10-25 9071 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  OBI34889  Spartina foliosa David J. Keil 1983-8-23 17880 Los Angeles Huntington Harbor at Bolsa Chica Ecological Reserve Comment
  UCR220175  Spartium junceum R. G. Swinney, Jane Strong 2009-4-7 10312 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Antonio Canyon, 2.4 miles north of Shinn Rd. 1073 Comment
  UCR255855  Spartium junceum Dan S. Cooper 2014-6-4 614- 60 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Hollywood Reservoir, eastern edge of perimeter road/Canyon Lake Dr. 233 Comment
  UCR97799  Spartium junceum Scott D. White 1997-3-12 4762 Los Angeles Western Transverse Range; Santa Monica Mtns., NW of Zuma Beach. Encinal Canyon Road between Pacific Coast Highway & Mulholland Highway 610 Comment
  RSA477984  Spergula arvensis Ora M. Clark 1929-1-13 1469 Los Angeles Los Angeles Comment
  SBBG94220  Spergularia bocconi F. R. Fosberg 1931-4-3 4478 Los Angeles Pebbly Beach 2 Comment
  RSA248868  Spergularia macrotheca R. F. Thorne 1973-4-11 42883 Los Angeles San Clemente Island: dunes near Flasher, NW part of island. 3 Comment
  UCR229522  Spergularia macrotheca Jeremiah George 2011-8-18 s.n. Los Angeles South Coast, Wilmington, NE corner of intersection of Pacific Coast Hwy and Terminal Island (103) Fwy 3 Comment
  UCR205723  Spergularia rubra A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37010 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-BC227710  Sphaeralcea ambigua var. rugosa Steven R. Hill; Kate Kramer 2001-4-22 33360 Los Angeles North foothills of San Gabriel Mountains, Elizabeth Lake Road, 9.7 miles by road south-southwest of junction with Johnson Road, vicinity of Bee Canyon 548 Comment
  SEINET3150436  Sphaerostigma contortum G. B. Grant 1904-1 1236 Los Angeles Pasadena Comment
  LA52392  Stachys albens J. A. Ewan; 1929-6-22 3436 Los Angeles 350 Comment
  LA52393  Stachys albens A. M. Johnson; 1932-5-30 4096 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  RSA729887  Stachys albens R. G. Swinney 1998-8-28 6848 Los Angeles San Gabriel Mtns.: Stoddard Canyon at Stoddard Falls 915 Comment
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Dec 10 2020
  LA52389  Stachys rigida var. rigida W. O. Griesel; 1936-4-18 Los Angeles Santa Monica Mountains, Hollywood Hills Comment
  SEINET3860008  Stanleya pinnata R. G. Swinney 2009-4-24 10433 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of LIttlerock Creek Campground.; 0 915 Comment
  JEPS24116  Stanleya pinnata Henry J. Thompson 1958-11-29 1833 Los Angeles along Coast Highway just se of bridge over Malibu Creek (Santa Monica Mountains); , near Malibu Creek 7 Comment
  RSA725069  Stanleya pinnata var. pinnata Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -78 Los Angeles Bob's Gap. At the south edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  UCD115913  Stanleya pinnata var. pinnata Ernest C. Twisselmann 1964-5-7 9391 Los Angeles Avenue E, 5 miles east of Highway US 6. 617 Comment
  CAS-BOT-BC374810  Stebbinsoseris heterocarpa Timothy S. Ross; Gery Allan; Mark Elvin; Jennifer Stone 1995-5-19 8588 a Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, ca. 1070 ft NNE of the 1135-ft triangulation point 268 Comment
  SBBG108421  Stebbinsoseris heterocarpa T. Ross, G. Allan, M. Elvin, J. Stone 1995-5-19 8588 a Los Angeles northern tributary of Canchalagua Cyn, ca. 1070 ft NNE of the 1135 ft Triangulation Pt 256 Comment
  SBBG91209  Stebbinsoseris heterocarpa M. R. Benedict 1971-6-26 Los Angeles near Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  SD234319  Stebbinsoseris heterocarpa A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26116 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, N of the filtration plant along a dirt track near the crest of the hills east of and above Lake Hughes Rd., near Castaic Lake dam. (Warm Springs Mtn 7.5' Q) 487 Comment
  SD69709  Stebbinsoseris heterocarpa Robert F. Thorne 1966-4-30 36347 Los Angeles Santa Catalina Island; on sea bluff above beach at mouth of Gallagher's Canyon. Comment
  UC50062  Stebbinsoseris heterocarpa Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  RSA478180  Stellaria media F. R. Fosberg 1931-4-3 S- 4469 Los Angeles Pebble [Pebbly] Beach. Santa Catalina Island. 10 Comment
  RSA653834  Stellaria media Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 775 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 335 Comment
  SD253397  Stephanomeria cichoriacea R. G. Swinney 2011-11-3 16001 Los Angeles San Gabriel Mts.: Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre (Mt Wilson 7.5'Q) 548 Comment
  POM6158  Stephanomeria exigua subsp. deanei N. R. Shaw 1900-6-19 51 Los Angeles Claremont, Calif. Comment
  SBBG67911  Stephanomeria pauciflora R. Hoffmann 1927-8-31 Los Angeles E slope of divide in Mint Cyn Comment
  RSA616533  Stephanomeria virgata Scott D. White 1995-10-19 3709 Los Angeles S edge of Santa Susana Mts., above Chatsworth, +/- 0.1-0.4 air mi N of Chatsworth Oaks Park (on Valley Circle Blvd.); 0.7-1.0 air mi SE of Chatsworth Peak. 370 Comment
  UCR186672  Stephanomeria virgata T. B. Salvato, Sarah Flack 2007-8-8 3030 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  SDSU707  Stipa coronata A. H. Gallup 1948-4-20 Los Angeles San Dimas Canyon entrance, Pacific Slope 305 Comment
  RSA0055950  Stipa lepida Richard G. Swinney 2010-4-30 12471 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, ridgetop south of the southern of the two eastern forks of Wilson Cyn., 0.45 miles east of Wilson Debris Basin along old motorway. 549 Comment
  LA105533  Stipa miliacea Barry A. Prigge; 1989-5-13 8736 Los Angeles Santa Susana Mountains, Blind Canyon, S fork of canyon, ca. 1.7 mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd, N of Chatsworth 457 Comment
  RSA188167  Stylocline gnaphaloides R. F. Thorne 1966-4-5 35807 Los Angeles Santa Catalina Island: W slope of Black Jack Mountain 518 Comment
  RSA618786  Stylocline psilocarphoides L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon approximately 1/2 mile east of Blum Ranch. 945 Comment
  SD43364  Suaeda torreyana var. ramosissima Darley F. Howe 1948-5-3 1807 Los Angeles 3.0 miles north of Lancaster. 609 Comment
  CAS-BOT-BC234669  Symphoricarpos mollis Geo. B. Grant 1904-6-1 1260 Los Angeles Mt. Wilson Comment
  POM4396  Symphoricarpos rotundifolius var. parishii I. M. Johnston 1917-9-16 1727 Los Angeles west slope of Baldy 2743 Comment
  SBBG14286  Symphyotrichum greatae H. and M. Dearing 1944-5-10 5888 Los Angeles Charlton Flats, Angeles Crest Hwy Comment
  SEINET3854195 Image available Symphyotrichum greatae Peter H. Raven, W. O. Griesel 1961-10-13 16842 Los Angeles Upper Arroyo Seco, about 200 yards above Switzers Camp 762 Comment
  RSA617181  Symphyotrichum subulatum var. elongatum R. G. Swinney 1989-8-24 s.n. Los Angeles Glendora W Hook Canyon debris basin, in a seep area. 366 Comment
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Oct 5 2020
  SD239631  Tagetes palmeri R. G. Swinney 2008-6-24 9098 Los Angeles Transverse Range; San Gabriel Mountains: mouth of Roberts Canyon, c. 100 m. north of San Gabriel Canyon (Azusa 7.5'Q) 213 Comment
  UCR169502  Tamarix chinensis A. C. Sanders, Mark Elvin 2002-6-19 25144 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  CATA3478  Tamarix ramosissima Michael Thomas, Benjamin Dion, Nathalie Cartan 2017-11-2 005 Los Angeles Santa Catalina Island: Pacific side; in main drainage upslope from the ocean in Tree Poppy Canyon watershed 63 Comment
  RSA0022518  Tamarix ramosissima Duncan S. Bell, Caitlin Elam 2013-6-24 5238