Search Results — 2000 specimen records retrieved (1584 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/consortium/).
 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
  HSC24857  Abronia pogonantha James Henrickson 1971-4-25 5526 Los Angeles 17 mi. E of Palmdale in Mojave Desert, just S of Lovejoy Buttes 884 Comment
  RSA460953  Abronia pogonantha N. C. Cooper 1949-5-16 3656 Los Angeles Lancaster 718 Comment
  RSA730258  Abronia pogonantha R. G. Swinney 1999-6-5 7263 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
  RSA229848  Abronia pogonantha Ruth Wilson 1968-4-14 1087 Los Angeles near buttes at 168th and P-8 Comment
  CAS-BOT-BC229376  Abronia umbellata Le Roy Abrams 1901-4-1 1190 Los Angeles Ballona Harbor Comment
  SEINET3282743 Image available Acacia cyclops A. C. Sanders, T. B. Salvato 2009-5-19 36813 Los Angeles San Gabriel Valley; Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center. 110 Comment
  RSA600887  Acacia longifolia L. C. Wheeler 1946-3-27 6178 Los Angeles Rosemead Blvd. at Rio Hondo. Comment
  CAS-BOT-BC30942  Acamptopappus sphaerocephalus Adolph Daniel Edward Elmer 1902-6-1 3621 Los Angeles Lancaster Comment
  SEINET13276797 Image available Acer macrophyllum R. G. Swinney 2011-1 15869 Los Angeles San Gabriel Mountains: along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek (Crystal Lake 7.5' Q.) 1000 Comment
  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
  RSA606909  Acer palmatum Louis C. Wheeler 1973-6-20 s.n. Los Angeles Altadena. Comment
  UCR124479  Achillea millefolium B. C. Templeton 1932-7-20 5003 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  POM87793  Achyrachaena mollis L. R. Abrams 1902-4-20 2358 Los Angeles Los Angeles Comment
  JEPS64873  Acmispon argophyllus var. argenteus T. W. Minthorn July 1920 19 Los Angeles Santa Catalina Island. Comment
  UC1587725  Acmispon argophyllus var. argenteus Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-17 150 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage, 1600 ft SE of the 924' BM at the E end of the old airfield landing strip. Comment
  CHSC5087  Acmispon argyraeus Mary MacArthur 1967-6-24 72 Los Angeles .7 mi. from turn-off on Angeles Crest Hwy. to lower Chilao keeping always to right-left side of road by intermittent stream bed, Angeles National F. 1584 Comment
  UC864894  Acmispon dendroideus var. dendroideus Carl B. Wolf 1932-5-13 Los Angeles Santa Catalina Island. Hamilton Canyon, Lower end, at turn of road to Airport. Comment
  SD75553  Acmispon dendroideus var. traskiae M. B. Dunkle 1939-4-6 7285 Los Angeles San Clemente Island, on beach bank at Mosquito Harbor Comment
  UCSB68621  Acmispon glaber Gross, LeRoy; Fraga, Naomi; Hogshead, Bill; Virgen, Aydee 2003-6-19 Los Angeles Transverse Ranges; Verdugo Mountains region; north side of mountains; entered west of Haines Canyon Park, off of Estepa Drive in Tujunga; (Burbank 7.5 Quad: T2N R14W S24 SE1/4); Low foothills north of the 210 freeway 598 Comment
  SD13186  Acmispon maritimus Edith A. Purer 1935-5-11 6549 Los Angeles Santa Monica Mountains, Malibou Road, hillside Comment
  CAS-BOT-BC29197  Acourtia microcephala Alice Eastwood 1915-8-25 4914 Los Angeles Duarte Comment
  RSA583023  Acourtia microcephala Tim Ross, Janet Takara, S. Otte 1993-4-24 6963 Los Angeles Santa Catalina Island. W end of island beyond the isthmus, lower Bouchette Canyon (draining northeastward to Johnsons Landing). 91 Comment
  LA34176  Adenostoma fasciculatum Peter H. Raven; Henry J. Thompson 1959-5-3 14080 Los Angeles SANTA MONICA MOUNTAINS, 0.6 mi E of Coldwater Canyon on Mulholland Drive. 365 Comment
  RSA0067571  Adenostoma fasciculatum R. G. Swinney 2010-5-4 12500 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
  POM305927  Adenostoma fasciculatum var. fasciculatum Henry J. Ramsey, Henry J. Ramsey 1938-5-1 1221 Los Angeles Altadena, Eaton Canyon Park Comment
  RSA0016930  Adenostoma fasciculatum var. fasciculatum Kelly Middleton, David Middleton 1988-5-23 35 Los Angeles Glendora Ridge Road, 6.5 miles north of Glendora Mountain Road and Sierra Madre Blvd. in Glendora. 1067 Comment
  RSA0035080  Adenostoma sparsifolium K. Kneen 1933-8-24 s.n. Los Angeles Foot of Saddle Peak, Topanga Canyon. Comment
  CATA314  Adiantum jordanii Mark L. Hoefs 1973-6-5 340 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon, in stream bed by main road at bridge 22 Comment
  SFV19103  Adolphia californica P. Saadat 1999-5-16 5 Los Angeles Santa Monica Mountains Topanga State Park. Between Rustic Canyon and Temescal Canyon. 365 Comment
Read comments
Jul 16 2019
  CAS-BOT-BC29529  Agoseris apargioides Gent 1900-5-17 2623 Los Angeles El Monte Comment
  UC29380  Agoseris retrorsa Dr. A. Davidson 1895-1-1 Los Angeles Antelope Valley Comment
  UCR205593  Agoseris retrorsa R. G. Swinney 2008-5-13 8859 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  RSA0035490  Agoseris retrorsa Orlando Mistretta 1989-5-5 s.n. Los Angeles Bouquet Canyon. Comment
  RSA756785  Agoseris retrorsa Orlando Mistretta, Christine Mistretta 2008-4-28 2536 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Impact area 9 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1127 Comment
  UCR19666  Agrostis viridis H. J. Thompson 1959-5-24 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., 0.3 mi north of Pacific Coast Hwy (1), Tuna Canyon 46 Comment
  POM2673  Alchemilla occidentalis Philip A. Munz 1918-4-5 2223 Los Angeles Laguna Beach. Comment
  RSA367015  Allium W. Hutchinson 1924-4-1 s.n. Los Angeles Tehachapi Mountains. Comment
  RSA70225  Allium haematochiton F. W. Peirson 1921-4-21 2841 Los Angeles Foot of San Dimas Canyon. 457 Comment
  SEINET6097133  Allium haematochiton Unknown 1969-5-4 Los Angeles San Gabriel Mountains. Divide between West Fork Ebey and Little Tujunga Canyon. Comment
  CATA649  Allium praecox Mark L. Hoefs 1991-4-18 1123 Los Angeles Santa Catalina Island: By road above Parson's Landing 129 Comment
  CAS-BOT-BC476830  Allium validum John H. Thomas 1956-11-8 6472 Los Angeles San Gabriel Mountains. Western side of Santa Anita Canyon about 7 miles NNE of Pasadena. 609 Comment
  RSA410064  Allophyllum divaricatum Geo L. Moxley 1919-5-31 337 Los Angeles Santa Anita Canyon. Comment
  UCR259252  Allophyllum divaricatum R. G. Swinney 2010-6-4 12995 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  UCR280867  Allophyllum divaricatum R. G. Swinney 2014-5-19 16555 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
  UCR223592  Allophyllum gilioides subsp. violaceum R. G. Swinney 2009-6-8 11080 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
  POM199721  Allophyllum glutinosum I. W. Clokey, B. C. Templeton 1929-04 4468 Los Angeles Mandeville Canyon, Santa Monica Mountains. 425 Comment
  RSA67295  Allophyllum glutinosum Verne Grant, Alva Grant 1951-6-11 16037 Los Angeles Hwy 2, Charlton Flats, San Gabriel Mountains. 1677 Comment
  UCR11687  Allophyllum glutinosum Carl Epling, Lincoln Ellison 1929-5-18 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Topanga Canyon Comment
  UCR162299  Allophyllum glutinosum Anuja Parikh, Nathan Gale 2004-7-21 2089 Los Angeles NE end of Santa Susana Mtns, Newhall Ranch (study area 21), ridges south of upper Potrero Canyon 427 Comment
  UCR223317  Amaranthus blitoides R. G. Swinney 2009-6-28 11291 Los Angeles Transverse Range; San Gabriel Mtns./San Gabriel Valley, San Gabriel River Wash, Azusa/Duarte border, 0.5 mi. north of Puente Largo railway bridge, on east side of main channel, 1 mi. north of Foothill Blvd. on east side of El Encanto Parkway 194 Comment
  UCR6677  Amaranthus deflexus O. F. Clarke 1967-10-24 s.n. Los Angeles San Gabriel Valley, San Marino, Henry E. Huntington Estate; Huntington Gardens and Library 213 Comment
  LA31575  Amaranthus powellii Peter H. Raven; 1959-10-25 14707 Los Angeles 60 Comment
  SEINET6738705 Image available Amblyopappus pusillus G. B. Grant, W. Wheeler 1904-4-21 38 /4682 Los Angeles Santa Catalina Island, Pacific Ocean, off coast of S California Comment
  OBI49598  Ambrosia acanthicarpa David J. Keil 1986-9-27 19741 -2 Los Angeles NW Los Angeles Cnty. along I-5, just S of Hungry Valley rd exit. Roadside pullout 914 Comment
  UCR30452  Ambrosia artemisiifolia O. F. Clarke 1970-8-5 s.n. Los Angeles San Fernando Valley, Northridge, at the home of Judy Owen, 8841 Quakertown Ave. 258 Comment
  SBBG12884  Ambrosia chamissonis E. R. Blakley 1962-10-5 5426 Los Angeles N of White's Landing 3 Comment
  UC557655  Ambrosia chamissonis Nell Murbarger 1936-4-1 162 Los Angeles San Clemente Island Comment
  UCR68928  Ambrosia chamissonis Steve Boyd, T. Ross, et al 1990-4-7 4267 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  POM122282  Amelanchier utahensis Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley. Comment
  RSA754004  Amelanchier utahensis Michael C. Long, Patrick H. Sullivan 1976-5-18 s.n. Los Angeles San Gabriel Mts.: Vincent Gulch ca. 0.5 miles SE of Angeles Crest Hwy 1951 Comment
  UCR192935  Amorpha californica Dan S. Cooper 2008-1 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Fern Canyon, south fork (south of the one with amphitheater), Griffith Park, Los Angeles 197 Comment
  UCR183986  Amsinckia intermedia A. C. Sanders 2007-4-19 33437 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA0079956  Amsinckia intermedia P. A. Munz, R. D. Harwood 1920-3-13 3315 Los Angeles San Jose Hills 1 mi W of Pomona. 305 Comment
  RSA0089907  Amsinckia menziesii Sandy Leatherman, Pam De Vries 2011-4-27 2011 -4 Los Angeles Transverse Ranges; Liebre Mountains region: Haskell Canyon Wash, 1000 meters north of Copper Hill Drive in Saugus. 435 Comment
  POM9727  Amsinckia menziesii var. menziesii P. A. Munz 1921-3-2 4414 Los Angeles Claremont, Indian Hill Boulevard, one mile north of Claremont. 396 Comment
  RSA726020  Amsinckia tessellata A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26120 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
  SJSU1845  Amsinckia tessellata C. W. Sharsmith 1957-4-13 6376 Los Angeles 1 mi S of Gorman 1066 Comment
  UCR258742  Amsinckia tessellata R. G. Swinney 2010-5-19 12816 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
  RSA525313  Amsinckia tessellata W. Wisura 1991-4-27 4470 Los Angeles Along Lancaster Road, NW of Munz Ranch Road. Antelope Valley. Comment
  RSA465140  Anagallis arvensis A. Menke 1955-3-26 s.n. Los Angeles Point Dume. Comment
  RSA545244  Anagallis arvensis D. Propst, M. Hoefs 1973-3-3 20 Los Angeles Santa Catalina Island: East Side of Mt. Black Jack 366 Comment
  UCR259179  Andropogon glomeratus R. G. Swinney 2010-6-23 13370 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  POM2016  Anemopsis californica I. M. Johnston 1917-5-13 1028 Los Angeles El Monte. Comment
  SBBG90457  Anemopsis californica M. C. Hochberg 1985-4-7 1202 Los Angeles Little Springs Cyn 243 Comment
  UC472238  Anthemis cotula J. Grinnell 1903-6-27 Los Angeles Pasadena Comment
  RSA416827  Anthemis cotula F. R. Fosberg 1930-6-23 S- 2962 Los Angeles Del Rey 2 Comment
  UCD129070  Anthemis cotula Mark Hoefs 1973-7-13 372 Los Angeles Santa Catalina Island, Middle Ranch Canyon, just above reservoir on north side of main road. Comment
  RSA131027  Antirrhinum kelloggii Percy C. Everett, E. K. Balls 1959-6-2 23847 Los Angeles 1 mile NE of Entrance to Stokes Canyon 229 Comment
  RSA135187  Antirrhinum multiflorum Peter H. Raven 1960-5-21 15392 Los Angeles Triunfo Canyon. Santa Monica Mountains. 259 Comment
  RSA29724  Antirrhinum multiflorum Louis C. Wheeler 1932-5-27 767 Los Angeles Thompson Creek Dam near Claremont 488 Comment
  RSA4555  Antirrhinum multiflorum B. Thoele, L. Thoele 1932-05 s.n. Los Angeles Malibu Lake, Santa Monica Mtns. Comment
  UC1483328  Antirrhinum multiflorum Robert F. Thorne and L. DeBuhr 1974-6-28 44775 Los Angeles San Gabriel Mts., Angeles National Forest, W of North Fork of San Gabriel River in San Gabriel Canyon 914 Comment
  SBBG130740  Aphanes occidentalis S. A. Junak 2000-4-1 SCa 1157 Los Angeles Cherry Valley, just inland from main rd, along trail 60 Comment
  RSA660871  Aphanisma blitoides Orlando Mistretta 1992-4-4 134 Los Angeles San Clemente Island. Comment
  SBBG133007  Aphanisma blitoides S. A. Junak 1996-4-14 SCI- 336 Los Angeles W side of Whale Point, 0.25 mi SE of Peninsula Point 6 Comment
  LA34302  Apiastrum angustifolium A. M. Johnson; 1934-11-16 4376 Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  UCR65227  Apiastrum angustifolium F. R. Fosberg 1931-4-4 S- 04489 Los Angeles Channel Islands, Santa Catalina Island, Cherry Canyon 60 Comment
  RSA470382  Apiastrum angustifolium Harvey Anderson 1930-5-30 s.n. Los Angeles Mandeville Canyon. Comment
  RSA127979  Aptenia cordifolia P. H. Raven, Henry J. Thompson 1959-10-18 14662 Los Angeles Coast Highway at mouth of Topanga Canyon 5 Comment
  RSA733180  Aquilegia formosa R. G. Swinney 1998-8-6 6676 Los Angeles Falls Gulch, waterfall 100m above confluence with upper East Fork San Gabriel River. 1037 Comment
Read comments
Aug 10 2009
  UCR200045  Arabidopsis thaliana Valerie Soza, B. Hogshead 2003-4-23 1640 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park, Brand Canyon 457 Comment
  RSA0125858  Arabidopsis thaliana Orlando Mistretta, Christine Mistretta 2008-5-16 3089 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 106 per TRTP Survey 2008), Upper Fish Canyon 1002 Comment
  SD181655  Arabidopsis thaliana LeRoy Gross 2001-3-31 363 Los Angeles Verdugo Mountains Region: Main crest with Sunset Canyon to the west and Story Canyon on the east. 366 Comment
  UCR223762  Arabis glabra R. G. Swinney 2009-5-28 10977 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA0126429  Arabis glabra var. glabra R. F. Thorne, C. W. Tilforth 1971-6-30 40826 Los Angeles Angeles National Forest: S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area 1555 Comment
  RSA585694  Arabis pulchra var. pulchra Timothy S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-11 3009 Los Angeles Big Rock Creek: just above the confluence of Holcomb Canyon Creek, between Big Rock Creek Road and the mouth of Holcomb Canyon. 1255 Comment
  RSA587351  Arabis pulchra var. pulchra Orlando Mistretta 1992-5-4 232 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  RSA733083  Arabis pulchra var. pulchra R. G. Swinney 2001-4-18 7900 Los Angeles Mojave Desert: Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road. 1244 Comment
  PASA2349  Araucaria bidwillii Los Angeles PHS grounds, Pasadena Comment
  RSA719116  Arceuthobium campylopodum R. G. Swinney 1997-8-6 5758 Los Angeles Table Mountain area, Jesus Canyon west of road 4N47, NW of Wrightwood. 1905 Comment
Read comments
Mar 27 2014
  RSA626746  Arctostaphylos glandulosa Jon E. Keeley 1978-2-25 7041 Los Angeles Shortcut Summit, 0.5 km east of Shortcut Picnic Ground. 1560 Comment
  RSA626795  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1978-9-4 7237 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1650 Comment
  RSA626805  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1992-10-15 22097 Los Angeles S-facing slopes at end of Hwy 39, NW of Crystal Lk. 1720 Comment
  RSA626808  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1992-10-15 22092 Los Angeles S-facing slopes at end of Hwy 39, NW of Crystal Lk. 1720 Comment
  POM3282  Arctostaphylos glandulosa subsp. gabrielensis I. M. Johnston 1918-11-17 s.n. Los Angeles on Sunset Trail at point where trail goes off to Sunset Peak 1646 Comment
  RSA626798  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley 1978-9-4 7239 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1650 Comment
  POM367269  Arctostaphylos glandulosa subsp. glandulosa H. L. Bauer 1932-5-1 15356 Los Angeles Santa Monica Mts., along road to Saddle Peak. 610 Comment
  RSA626676  Arctostaphylos glandulosa subsp. mollis Allen Massihi, Jon E. Keeley 1992-7-27 15787 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Rd. San Gabriel Mtns. 1000 Comment
  CAS-BOT-BC39344  Arctostaphylos glauca Henry J. Thompson 1959-2-23 1849 Los Angeles Santa Monica Mountains, north side of main crest of mountains, north-west slope of Castro Peak, 594 Comment
  RSA229042  Arctostaphylos glauca R. F. Thorne 1971-6-30 40838 Los Angeles San Gabriel Mts., Angeles National Forest: 1.6 miles above Little Sycamore Campground along Little Rock Creek 1280 Comment
  RSA631473  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15762 Los Angeles Santa Clara Divide Road (3N17), 6-7 km off Sand Canyon Road. 1000 Comment
  RSA654648  Arctostaphylos glauca Fred Brooks 1988-5-7 42 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff 1372 Comment
  SBBG17088  Arctostaphylos glauca K. A. Wilson 1961-3-11 989 Los Angeles San Francisquito Cyn, 1.5 mi S of Green Valley (Spunky Cyn Rd). Comment
  UCR197229  Arctostaphylos glauca Valerie Soza, Ileene Anderson, LeRoy Gross 2000-6-6 991 Los Angeles Verdugo Mountains, southwest side, along Verdugo Mtwy, east of junction with Stough Canyon Mtwy, above Stough and Wildwood canyons, west side of peak ''2642' 838 Comment
  RSA0087361  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15794 Los Angeles San Gabriel Canyon, Hwy 39, 9-10 km N of ORV area, San Gabriel Mountains. 900 Comment
  RSA634700  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20306 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  RSA634755  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20408 Los Angeles Road to Pacifico Mountain, 10.4 km east of Mill Creek Summit. 1760 Comment
  RSA634767  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20431 Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  RSA634890  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20402 Los Angeles Road to Pacifico Mtn., 7.5 km east of Mill Creek Summit, San Gabriel Mtns. 1878 Comment
  RSA634905  Arctostaphylos parryana subsp. tumescens Jon E. Keeley 1986-9-15 11104 Los Angeles 1 mile north of Mill Creek Summit, Angeles Forest Hwy. Comment
  RSA635083  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20364 Los Angeles Road to Mt. Gleason, 13.7 km west of Mill Creek Summit, San Gabriel Mtns. 1805 Comment
  RSA635180  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20463 Los Angeles N of Angeles Crest Hwy, on road to Sulphur Springs, N of Chilao., San Gabriel Mtns. 1200 Comment
  RSA635226  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20664 Los Angeles Angeles Crest Hwy., Dawson Saddle. San Gabriel Mtns. 2410 Comment
  RSA635232  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20666 Los Angeles Angeles Crest Hwy., Dawson Saddle. San Gabriel Mtns. 2410 Comment
  RSA635257  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20653 Los Angeles Angeles Crest Hwy., Eagle Roost Picnic Ground, 3.5 km west of old road to Crystal Lake. San Gabriel Mtns. 2030 Comment
  RSA635265  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20661 Los Angeles Angeles Crest Hwy., Eagle Roost Picnic Ground, 3.5 km west of old road to Crystal Lake. San Gabriel Mtns. 2030 Comment
  UCR190113  Arctostaphylos patula R. G. Swinney 1998-8-27 6788 Los Angeles San Gabriel Mtns., ridge due north of Big Horn Ridge and south of San Antonio Ridge, 7625 ft. high spot on ridge above Coldwater Canyon 2325 Comment
  CAS-BOT-BC102222  Arctotheca A. C. Sanders; Andy Thompson 2003-4-15 26008 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, south edge of Magic Mountain theme park, 396 Comment
  RSA718114  Arenaria macradenia var. arcuifolia R. G. Swinney 1997-6-13 5573 Los Angeles South of Pinon Hills, c. 0.5 mi NE of Talbe Mountain, summit of ridge just west of San Bernardino Co. line. 2073 Comment
  JEPS48604  Argemone munita Charles J. Lovell 1942-5-24 Los Angeles Mescal Canyon approach to Mohave Desert Mescal Canyon Comment
  POM49528  Argemone munita A. D. E. Elmer 1902-06 3721 Los Angeles Acton. Comment
  SDSU634  Argemone munita Gerald Collier 1951-4-27 2832 Los Angeles US HWY 6 about 30 miles south of Palmdale. Comment
  CHSC26539  Argemone munita subsp. munita Barry White 1969-4-12 190 Los Angeles 30 miles North of Azusa, 1 mile So. Of Crystal Lake on Hwy. 39 in San Gabriel Mtns. 762 Comment
  RSA150680  Aristida adscensionis var. modesta P. H. Raven 1962-5-8 17609 Los Angeles San Clemente Island: second canyon south of Seal Cove 30 Comment
  RSA188275  Artemisia californica R. F. Thorne 1966-6-1 36455 Los Angeles Santa Catalina Island. On dry NE-facing bluff along Pebbly Beach Drive SE of Avalon 30 Comment
  RSA656870  Artemisia californica Joseph M. Keefe 2001-1-24 31010 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  UCR133744  Artemisia californica F. R. Fosberg 1931-12-10 7149 Los Angeles Channel Islands, Avalon, Public Utilities Canyon, Santa Catalina Island 50 Comment
  IRVC29010  Artemisia douglasiana A. C. Sanders, Mark Elvin 2002-6-25 25284 Los Angeles Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 274 Comment
  UCR108389  Artemisia dracunculus L. C. Wheeler 1961-6-13 7882 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  RSA758715  Artemisia ludoviciana R. G. Swinney 2008-10-7 9468 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  UC1594392  Artemisia nesiotica Tim Ross and Elizabeth Kellogg 1992-4-13 6147 Los Angeles secondary terrace ene Darter ((354 degrees N 1375m distant from 199' BM near Flasher)); San Clemente Island 56 Comment
  RSA93757  Artemisia spinescens F. W. Peirson 1927-5-7 7262 Los Angeles 3 miles east of Lancaster. Comment
  IRVC27302  Artemisia tridentata A. C. Sanders, Mark Elvin 2003-8-7 27161 Los Angeles Newhall Ranch, Santa Clara River bottom east of Del Valle NE end of Santa Susana Mtns. 282 Comment
  UCD129368  Artemisia tridentata subsp. parishii John Thomas Howell 1950-11-9 27484 Los Angeles Sandy Valley flat, 3 miles southwest of Newhall. Comment
  CAS-BOT-BC97333  Artemisia tridentata subsp. tridentata Ernest C. Twisselmann 1961-10-31 6674 Los Angeles Liebre Mountains: Old Ridge Route about 0.5 mile north of Sandsburgs Lodge 1127 Comment
  POM12649  Asclepias californica P. A. Munz 1921-6-18 4641 Los Angeles Head of Swartout Valley. 2073 Comment
  SBBG58659  Asclepias californica R. Hoffmann 1931-5-3 Los Angeles San Francisquito Cyn Comment
  UCR61068  Asclepias fascicularis R. G. Swinney 1989-8-5 s.n. Los Angeles San Gabriel Mtns., base of the mtns. near the city of Glendora; Glendora Ridge Motorway, 0.5 mi west of Glendora Mountain Rd. 732 Comment
  UCR94470  Asclepias vestita Orlando Mistretta, C. Mistretta 1995-5-2 1666 Los Angeles San Gabriel Mtns., Carr Canyon 1082 Comment
  CAS-BOT-BC65785  Aspidotis californica Grant 1901-3-17 3503 Los Angeles Eagle Rock Canyon Comment
  POM941  Aspidotis californica George B. Grant 1901-3-17 s.n. Los Angeles Eagle Rock Comment
  RSA0011736  Asplenium vespertinum F. W. Peirson 1919-12-28 1520 Los Angeles Middle Eaton Canyon, south face of San Gabriel Mts. 610 Comment
  UCR146506  Aster greatae Scott D. White 2004-8-23 10743 Los Angeles San Gabriel Mountains, S of Upper Big Tujunga Canyon Rd., c. 3 air mi NW of jct. with Angeles Crest Hwy; Chilao Flat 1006 Comment
  RSA417666  Aster greatae Anstruther Davidson, Alice Davidson 1910-07 2499 Los Angeles San Gabriel Comment
  RSA604613  Astragalus bicristatus L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Table Mountain. Comment
  CAS-BOT-BC180491  Astragalus brauntonii Ernest Braunton 1907-5-7 1281 Los Angeles Sherman Comment
  SFV4899  Astragalus brauntonii M. H. Grayum 1971-5-16 s. n. Los Angeles Santa Monica Mountains Temescal Canyon near Sunset Blvd. 76 Comment
  UC126829  Astragalus didymocarpus E. Braunton Mar 1903 Los Angeles Echo Park Los Angeles, Echo Park Comment
  RSA0069324  Astragalus didymocarpus var. dispermus Dean Wm. Taylor 2003-3-26 18474 Los Angeles Vincent, ca. 1.5 air mile NW of Vincent electrical substation (along steel-tower electrical transmission line corridor); Soledad Pass Vicinity. 975 Comment
  CAS-BOT-BC182848  Astragalus douglasii Carl B. Wolf 1932-10-21 4365 Los Angeles San Gabriel Mts., [Swartout] Swarthout Valley, 1 mi. East below Big Pines Park 1981 Comment
  RSA152131  Astragalus douglasii var. douglasii Wesley O. Griesel 1962-6-7 s.n. Los Angeles Big Pines. 1067 Comment
  SD215515  Astragalus douglasii var. douglasii Steve Boyd, Lauren Raz 1997-3-25 9266 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Leibre Mountains. 975 Comment
  RSA415510  Astragalus gambelianus M. B. Dunkle 1930-3-30 2152 Los Angeles Santa Catalina Island, Moonstone Beach. Comment
  PASA2733  Astragalus layneae M. Stason, F. Brubaker 1930-5-18 215 Los Angeles Lovejoy Buttes, Mohave Desert Comment
  UCR163312  Astragalus lentiginosus B. G. Pitzer 1998-5-12 3698 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
  CAS-BOT-BC187077  Astragalus lentiginosus var. albifolius A. D. E. Elmer 1902-6-1 3627 Los Angeles Lancaster Comment
  RSA151271  Astragalus nevinii P. H. Raven 1962-7-12 18029 Los Angeles Near point at east end of Northwest harbor, San Clemente Island. 30 Comment
  LA210503  Astragalus purshii var. lectulus T. R. Huggins; 2013-6-29 13- 240 Los Angeles SAN GABRIEL MOUNTAINS, Camp Coulter Pines, E of Jackson Lake. On private drive in front of Boy Scout cabin, 0.1 miles from Mescal Creek Road. 1900.0 Comment
  RSA716549  Astragalus purshii var. tinctus Andrea Edwards, Pam De Vries 2006-5-15 111 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  POM1739  Astragalus trichopodus var. lonchus D. L. Crawford, Otis Hiatt 1916-3-29 572 Los Angeles Santa Monica Mountains. Comment
  RSA226986  Astragalus trichopodus var. phoxus R. F. Thorne, C. W. Tilforth 1971-6-17 39970 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  UC56446  Astragalus trichopodus var. phoxus H. M. Hall 1902-5-3 3096 Los Angeles San Franciquito Pass San Francisquito Pass (Southern California) 609 Comment
  UCR239612  Astragalus trichopodus var. phoxus Dan S. Cooper 2012-6-15 612- 48 Los Angeles Western Transverse Range; Santa Monica Mountains, Sherman Oaks, Deervale-Stone Canyon Park 363 Comment
  RSA508665  Astragalus trichopodus var. trichopodus Mark Parratt 1963-4-15 518 Los Angeles Diamond Bar Ranch area. Comment
  POM121928  Atriplex argentea Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach. Comment
  RSA411862  Atriplex argentea subsp. expansa H. L. Bauer 1929-09 s.n. Los Angeles Long Beach 30 Comment
  SBBG13701  Atriplex argentea var. expansa P. H. Raven 1962-7-10 17964 Los Angeles summit of island above Wilson Cove 137 Comment
  SD53052  Atriplex argentea var. expansa Peter H. Raven 1962-7-10 17964 Los Angeles San Clemente Island; summit of island above Wilson Cove. 135 Comment
  UC205347  Atriplex argentea var. mohavensis Ernest Braunton July 1901 138 Los Angeles Los Angeles Los Angeles (waste ground) Comment
  RSA251520  Atriplex californica R. F. Thorne 1973-4-12 42924 Los Angeles San Clemente Island, Horse Cove, S end of island. 5 Comment
  RSA452442  Atriplex canescens George R. Johnstone 1932-4-24 s.n. Los Angeles Mojave Desert 10-15 miles E of Palmdale 915 Comment
  RSA161094  Atriplex coulteri P. H. Raven 1962-5-21 17799 Los Angeles Santa Catalina Island. Road from Middle Ranch to Bullrush Canyon. 244 Comment
  POM278750  Atriplex lentiformis subsp. breweri Grant D. Brown 1950-11-24 566 Los Angeles Base of Palisades bet. Colorado Ave. and Broadway in Santa Monica 8 Comment
  UC7095  Atriplex lentiformis subsp. lentiformis Dr. H. E. Hasse Sept. 1895 Los Angeles Santa Monica Comment
  CAS-BOT-BC176525  Atriplex polycarpa Ernest C. Twisselmann 1970-9-8 17480 Los Angeles Antelope Valley: Avenue A at 50th Street 731 Comment
  CATA1247  Atriplex prostrata Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2327 Los Angeles Santa Catalina Island: Ballast Point at Catalina Harbor 2 Comment
  RSA678870  Atriplex semibaccata Julie Greene 1997-9-12 s.n. Los Angeles Intersection of Pacific Coast Highway/ Studebaker Rd., near Long Beach Marina. Salt marsh and seasonal freshwater wetland 5 Comment
  SBBG98680  Atriplex semibaccata T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5064 Los Angeles lower Wilson Cove Cyn; draw SW of and above pier operations 15 Comment
  UCR73393  Atriplex semibaccata T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5064 Los Angeles Channel Islands, San Clemente Island, Lower Wilson Cove Canyon, SW of and above pier operations 41 Comment
  RSA453953  Atriplex semibaccata L. E. Hoffman 1929-5-16 s.n. Los Angeles Castle Rock, Santa Monica. Comment
  RSA453960  Atriplex semibaccata E. S. Spalding 1922-10 s.n. Los Angeles Los Angeles. Comment
  SEINET4136174  Atriplex serenana var. serenana Steve Boyd, L. Raz 1996-10-14 9036 Los Angeles Liebre Moutains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road.; 0 671 Comment
  SD252316  Atriplex suberecta Steven A. Junak 2000-10-12 Sca 1407 Los Angeles Santa Catalina Island: Skull Canyon, 0.4 mile from Middle Canyon Road, just outside gate at storage yard. 203 Comment
  CDA23334  Atriplex triangularis T. C. Fuller 1963-10-9 11363 Los Angeles West bank of the San Gabriel River at 7th Street bridge, Long Beach. 0 Comment
  POM121925  Atriplex watsonii Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach. Comment
  SD69355  Avena barbata Robert F. Thorne, P. Everett 1965-5-11 34587 Los Angeles North beach at base of rocky slope, Little Harbor, Santa Catalina Island. 14 Comment
  UCR271807  Avena barbata R. G. Swinney 2010-3-24 12065 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  OBI56533  Baccharis pilularis var. consanguinea Louis C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mtns: Placerita Cayn ca. 1/2 mi beyond Oak of the Golden Dream (same location as spring collection). Comment
  POM350347  Baccharis salicifolia F. R. Fosberg 1931-3-23 4330 Los Angeles Hamilton Canyon, Santa Calalina Island 20 Comment
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Jun 5 2014
  RSA581013  Baccharis salicifolia Jamie Kneitel 1994-4-28 34 Los Angeles San Gabriel Mountains: Dexter Park 610 Comment
  UCD129499  Baileya multiradiata Sherwin Carlquist 1952-8-21 323 Los Angeles Huntinton Drive at West Drive, San Marino. Comment
  RSA482811  Barbarea orthoceras B. C. Templeton 1932-5-31 4896 Los Angeles Big Pines Park, San Gabriel Mountains. Comment
  RSA279017  Bassia hyssopifolia R. F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42193 Los Angeles San Gabriel Mts., Angeles National Forest: Caldwell Lake near Valyermo (sag pond on the San Andreas Fault) 1570 Comment
  SEINET12003916  Batis maritima C. G. Pringle 1882-1 s.n. Los Angeles Comment
  RSA0048531  Berberis thunbergii var. atropurpurea Jack Pepper 1953-5-22 s.n. Los Angeles Woodland Hills. Comment
  UC1605255  Berula erecta Timothy S. Ross, Steve Boyd and Steve Burns 1994-7-6 8089 Los Angeles confluence of San Francisquito Canyon and two triutaries draining off of Red Mountain (Liebre Mountains, s end of Cottonwood Swamp dissected by San Francisquito Road); Liebre Mountains, Cottonwood Swamp 510 Comment
  UC40556  Bidens laevis Prof. Brewer 1860-12-24 91 Los Angeles Los Angeles Comment
  CAS-BOT-BC101990  Bidens pilosa LeRoy Abrams 1902-5-31 2484 Los Angeles Inglewood Comment
  UC134529  Bidens pilosa C. F. Baker 1903-10-1 3729 Los Angeles Claremont Comment
  SDSU6449  Bidens pilosa var. pilosa R. M. Gallup 1948-11-1 250 Los Angeles Claremont - orchard south of Claremont Oaks. 366 Comment
  HSC95615  Bituminaria bituminosa Scott D. White 2003-10-22 9839 Los Angeles Foothills above Sierra Madre. L.A. Dept of Public Works 'Sierra Madre" Debris Basin. Northern terminus of Sumac St. (Mt. Wilson) 366 Comment
  SFV15596  Bloomeria crocea K. C. Molina 1992-5-9 6 Los Angeles Verdugo Mountains Northeast slope of Verdugo Mountains along Whiting Woods fire trail. 550 Comment
  RSA367447  Bloomeria crocea var. crocea H. L. Bauer 1932-6-1 16810 Los Angeles Santa Monica Mountains. Near Saddle Peak. Comment
  OBI2637  Boechera perennans Wesley O. Griesel 1960-4-23 s.n. Los Angeles Rock Crk, San Gabriel Mts Comment
  RSA385897  Bothriochloa barbinodis Anstruther Davidson 1890-05 s.n. Los Angeles [no locality information provided] Comment
  RSA0082600  Boykinia rotundifolia R. G. Swinney 2010-8-30 13618 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  SBBG13622  Brachypodium distachyon P. H. Raven 1962-5-20 17771 Los Angeles rd above Pebbly Beach 60 Comment
  RSA0042794  Brassica arvensis L. Haines 1949-7-22 s.n. Los Angeles Canoga Park. Comment
  RSA0055986  Brassica geniculata Richard G. Swinney 2010-3-22 12038 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  UCR127403  Brassica geniculata A. C. Sanders, M. S. Enright 2002-8-8 25570 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, lower slopes on the south side of Potrero Canyon, below the dirt road to bench mark 1804 457 Comment
  RSA0066338  Brassica nigra S. Koukol, E. Lutz 1998-4-26 11 Los Angeles Claremont, along W side of Indian Hill Blvd., 50 m S of Baseline Road. 421 Comment
  LA105117  Brassica nigra Barry A. Prigge; 1988-7-9 8255 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
  SFV5500  Brassica rapa W. A. Kelley 1966-3-12 s. n. Los Angeles San Fernando Valley North Hollywood. Lot near Riverside Drive and Whitsett. 190 Comment
  CAS-BOT-BC36837  Brassica tournefortii John H. Thomas 1957-4-27 6677 Los Angeles Point Dume, about 18 miles due west of Santa Monica. 60 Comment
  CAS-BOT-BC100405  Brickellia californica John Thomas Howell 1927-10-16 3146 Los Angeles slope at Sturtevant Falls, Santa Anita [Canon] Canyon, San Gabriel Mts. Comment
  POM351105  Brickellia californica M. B. Dunkle 1938-10-17 2022 Los Angeles Howlands, Santa Catalina Island. Comment
  UCR194616  Brickellia californica R. G. Swinney 1998-8-13 6754 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
  RSA795228  Brickellia microphylla var. microphylla Jane Tirrell 2012-8-31 LS 0171 Los Angeles North side California State Route 2 in rocky highway cut near mile marker 66.43, approx. 1.5 mi east of Islip Saddle. 2230 Comment
  RSA0097777  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
  RSA716619  Bromus arenarius Andrea Edwards, Pam De Vries 2006-5-15 109 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 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
  RSA0103371  Bromus carinatus R. G. Swinney 2011-5-19 14760 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Milley's Apple Orchard'? 912 Comment
  RSA599195  Bromus carinatus Scott D. White 1997-3-12 4760 Los Angeles Zuma Beach Area: Mouth of Zuma Creek, E end of the County Beach. 8 Comment
  SBBG105556  Bromus carinatus T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5070 Los Angeles lower Wilson Cyn; rocky draw SW of and above pier operations 15 Comment
  SBBG94828  Bromus carinatus A. C. Sanders 1988-2-18 7692 Los Angeles El Segundo dunes, between Pershing Drive and Vista Del Mar Blvd 5 Comment
  UCR213412  Bromus carinatus A. C. Sanders, Dan S. Cooper 2010-3-12 37333 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA92049  Bromus carinatus F. W. Peirson 1918-04 1560 Los Angeles Altadena. Comment
  UC934048  Bromus carinatus var. carinatus H. L. Cogswell 1951-5-8 97 b Los Angeles 2/3 mi n of San Dimas Foothill Co. Park (base of San Gabriel Mountains, plot 2); San Gabriel Mountains Comment
  RSA782106  Bromus catharticus A. C. Sanders, Dan S. Cooper 2010-4-30 38133 Los Angeles Madrona Marsh, Torrance 24 Comment
  CATA1168  Bromus diandrus Mark L. Hoefs 1995-5-30 2162 Los Angeles Santa Catalina Island: In and near water course, just above Ben Weston Beach 15 Comment
  RSA0021519  Bromus diandrus Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5149 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA167820  Bromus diandrus R. F. Thorne, Percy C. Everett 1964-2-7 33453 Los Angeles Lower end of Pebbly Beach Canyon, E end of Santa Catalina Island. 76 Comment
  RSA675933  Bromus diandrus LeRoy Gross 2003-3-9 793 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway., Between Chevy Chase Drive (Sycamore Canyon) to the north, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  UCR130831  Bromus diandrus David Charlton 1989-4-7 2877 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
  RSA771637  Bromus grandis R. G. Swinney 2009-6-2 10985 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  CATA843  Bromus hordeaceus Mark L. Hoefs 1991-6-26 1443 Los Angeles Santa Catalina Island: Upper Cape Canyon at Cape Canyon Reservoir 390 Comment
  POM7110  Bromus hordeaceus P. A. Munz, L. T. Street, G. Williams 1919-4-19 2484 Los Angeles Lone Hill, San Dimas. Comment
  UC1587618  Bromus hordeaceus Tim Ross 1991-4-21 4525 Los Angeles Whittier Hills (Puente HJills, pro parte), Middle Turnbull Canyon, vicinity of old water tank Middle Turnbull Canyon; Whittier Hills, Middle Turnbull Canyon 228 Comment
  UC1117453  Bromus laevipes Peter H. Raven 1962-5-20 17772 Los Angeles road above Pebbly Beach (Santa Catalina Island); Santa Catalina Island 60 Comment
  SD252235  Bromus madritensis Steven A. Junak 1999-5-22 Sca 1002 Los Angeles Santa Catalina Island. At end of Goat Harbor, W fork of canyon. 54 Comment
  RSA756314  Bromus madritensis subsp. madritensis Scott D. White, Justin M. Wood 2009-5-6 12679 Los Angeles San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  UCR106056  Bromus madritensis subsp. madritensis Scott D. White, Chet McGaugh 1995-6-6 3223 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  LA90666  Bromus rubens Ernie Small; 1967-5-7 sn Los Angeles Antelope Valley, S end of Edwards Air Force Base, on 140th St Comment
  UCR269883  Bromus rubens Jeremiah George 2015-4-10 415- 10 Los Angeles Western Mojave Desert, Lancaster, southeast of intersection of West Ave. I and 30th St. West, north of Jackman St. 708 Comment
  UCR281854  Bromus rubens R. G. Swinney 2014-4-10 16061 A Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  RSA0019955  Bromus tectorum L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1159 Comment
  RSA589344  Bromus tectorum Orlando Mistretta 1994-3-30 938 Los Angeles San Gabriel Mountains, Little Rock Creek. On creek below Little Rock Dam E of guard station. 960 Comment
  RSA777520  Bromus tectorum R. G. Swinney 2009-5-20 10799 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  UCR223738  Bromus tectorum R. G. Swinney 2009-6-24 11235 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  RSA0019985  Bromus tectorum F. W. Peirson 1922-7-5 5363 Los Angeles Big Pines Camp, north side of San Gabriel Mountains 2104 Comment
  SD255841  Calandrinia breweri R. G. Swinney 2010-3-22 12004 Los Angeles San Gabriel Mountains: West Fork Kagel Canyon, 0.5 miles west of Kagel Canyon Rd, along Lopez Rd, 10-100 meters east of Lopez Rd (San Fernando 7.5'Q) 164 Comment
  RSA593196  Calandrinia ciliata L. C. Wheeler 1967-5-8 9306 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  RSA2998  Calandrinia ciliata C. B. Wolf 1932-3-4 2670 Los Angeles Thompson Creek: S base of San Gabriel Mountains, 3-4 mi. N of Claremont. 457 Comment
  SBBG132073  Calandrinia menziesii S. A. Junak, B. Collins 1991-4-25 SCI 218 Los Angeles near site of Middle Ranch ruins, just N of rd of Middle Ranch Cyn Comment
  RSA533914  Callitriche marginata T. S. Ross 1991-5-18 5187 Los Angeles San Clemente Island: Twin Dams; shallow pond at the westerly of the two earthen dams, and mesic inlet draw 474 Comment
  CAS-BOT-BC80411  Calocedrus decurrens Le Roy Abrams; E. A. McGregor 1908-7-3 574 Los Angeles North Baldy Mountain, San Gabriel Mountains 1676 Comment
  LA6442  Calocedrus decurrens Carl Epling; October 1926 sn Los Angeles San Gabriel Mountains, Manker Flats [near Mt Baldy] Comment
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Nov 6 2014
  NY16884  Calocedrus decurrens T. G. Yuncker 1931-6-29 3829 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA785915  Calochortus albus K. Dobry 1992-4-9 330 Los Angeles West Santa Monica Mts. along E Arroyo Sequit 5 mi No. of Pacific Coast Hwy. At camp Shalom Comment
  POM123240  Calochortus catalinae Marcus E. Jones 1882-5-1 s.n. Los Angeles Los Angeles. Comment
  SD31207  Calochortus catalinae Edith A. Purer 1931-3-12 958 Los Angeles Palos Verdes Hills, in field. Comment
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Jul 11 2010
  UCR62092  Calochortus catalinae S. J. Myers, R. Montijo 1990-4-20 s.n. Los Angeles Powder Canyon, in city of La Habra Heights 245 Comment
  UCR46115  Calochortus clavatus Kathy Harper 1986-5-17 s.n. Los Angeles Western Transverse Range, Forest Park, W side of Vasquez Canyon Road at the junction with Sierra Hwy 518 Comment
  SBBG927  Calochortus clavatus H. and M. Dearing 1940-4-29 4235 Los Angeles Vale Verde Rd near Castaic Jct Comment
  RSA377339  Calochortus clavatus var. clavatus Anstruther Davidson 1892-05 s.n. Los Angeles Laurel Canyon [Santa Monica Mountains] [Angeles National Forest, JSA 8/30/12] Comment
  RSA68649  Calochortus kennedyi Frank W. Peirson 1917-5-13 2850 Los Angeles Road east of Palmdale, Mojave Desert. Comment
  UC3467  Calochortus palmeri J. Burtt Davy May 9 1896-May 24 1896 2608 Los Angeles Leonis Valley Antelope Valley Comment
  UCR147544  Calochortus plummerae Naomi Fraga, LeRoy Gross, Sarah De Groot, Paul Morton 2004-6-3 1240 Los Angeles Transverse Ranges; San Gabriel Mountains, Along the Barrett Stoddard Road (2N04) between Cascade and Barrett Canyon 1341 Comment
  RSA0070209  Calochortus splendens Orlando Mistretta 2003-5-2 1989 Los Angeles Foothills above Claremont. 577 Comment
  UCR155354  Calochortus splendens A. C. Sanders 2005-5-5 29871 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  RSA653735  Calochortus striatus Elaine Joyal, Sam Garcia 2000-5-18 s.n. Los Angeles 10th St., SSE of Rosamond. 701 Comment
  UCR94699  Calochortus striatus A. C. Sanders, E. J. Lott 1993-5-6 13971 Los Angeles Western Mojave Desert, 13 miles north of Palmdale, Sierra Hwy at Ave 'F 701 Comment
  SBBG58112  Calystegia R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  SBBG128433  Calystegia macrostegia M. L. Hoefs, D. R. Hoefs, H. Greene 1992-4-21 1819 Los Angeles Cottonwood Cyn, SE of El Rancho Escondido 45 Comment
  UCR270021  Calystegia macrostegia R. G. Swinney 2010-6-1 13094 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
  RSA71107  Calystegia macrostegia subsp. amplissima F. W. Peirson 1923-4-9 3483 Los Angeles San Clemente Island: 2 miles SE of Wilson's Cove Comment
  UCSB4957  Calystegia macrostegia subsp. cyclostegia McElwain, Isabelle 1953-3-7 Los Angeles 1/2 mi. north, 18000 Bull Canyon Rd., Granada Hills 457 Comment
  RSA177802  Calystegia macrostegia subsp. intermedia R. F. Thorne, P. C. Everett, K. Thorne 1965-5-12 34598 Los Angeles Upper portion of Bulrush Canyon. Santa Catalina Island 427 Comment
  UCR280553  Calystegia macrostegia subsp. intermedia R. G. Swinney 2014-6-5 16701 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  UCR159920  Calystegia occidentalis subsp. fulcrata Orlando Mistretta 1993-6-2 853 Los Angeles Transverse Ranges; San Gabriel Mountains region, Vicinity of Mt. Baden Powell, Near Vincent Gap above Vincent Gulch 2012 Comment
  CAS-BOT-BC215908  Calystegia peirsonii R. K. Brummitt; S. D. Boyd 1998-5-25 20027 Los Angeles 10 km NE of Castaic, San Francisquito Canyon just N of powerhouse below Drinkwater Res. 485 Comment
  SBBG131588  Camissonia S. A. Junak 2000-4-15 SCa 1218 Los Angeles E of Lone Tree, at head of cyn, next to top of S-facing bluffs 445 Comment
  RSA0081307  Camissonia bistorta R. G. Swinney 2010-3-24 12071 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 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
  RSA465686  Camissonia bistorta T. S. Clare 1929-2-25 s.n. Los Angeles Santa Monica, roadside Comment
  POM3098  Camissonia californica D. L. Crawford 1915-7-20 550 Los Angeles Claremont, by roadside. Comment
  RSA0115693  Camissonia campestris A. C. Sanders 2008-4-11 34841 Los Angeles Transverse Range/Mojave Desert: hills south of Hwy 138, c. 1 mile SW of Neenach School, west of a N-S line through VABM Pine. 995 Comment
  RSA114364  Camissonia campestris subsp. campestris Percy C. Everett, E. K. Balls 1956-5-9 21566 Los Angeles Mojave Desert, 6 miles S of Lancaster along Highway 6. 762 Comment
  RSA567170  Camissonia campestris subsp. campestris Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3908 Los Angeles Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1488 Comment
  RSA649659  Camissonia campestris subsp. campestris Michael Horn 1991-5-3 25 Los Angeles San Gabriel Mountains. Take dirt road 4N06 2 1/2 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site. 1463 Comment
  RSA679953  Camissonia campestris subsp. campestris LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 879 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  SEINET7063571  Camissonia campestris subsp. campestris A. G. Vestal 1947-4-8 s.n. Los Angeles Near Littlerock on Route 139. UTM Zone 11, 409714mE, 3820375mN. (WGS84/NAD83). 881 Comment
  POM178024  Camissonia cheiranthifolia subsp. suffruticosa Joseph A. Ewan 1931-1-1 4005 Los Angeles Hyperion near El Segundo. Comment
  POM7563  Camissonia cheiranthifolia subsp. suffruticosa Louise Kendall 1920-3-28 12 Los Angeles Seal Beach Comment
  RSA454031  Camissonia cheiranthifolia subsp. suffruticosa Mary D. Merilatt 1936-7-18 s.n. Los Angeles Playa del Rey, Calif. Comment
  RSA135205  Camissonia claviformis subsp. claviformis P. A. Munz 1957-5-15 22579 Los Angeles 14 miles east of Lancaster, Mojave Desert. Comment
  RSA674739A  Camissonia hirtella Scott D. White, Kent Hughes 2000-5-16 7841 Los Angeles San Gabriel Mountains: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  RSA584041  Camissonia ignota Tim S. Ross, Steve D. Boyd 1991-4-25 4585 Los Angeles San Gabriel Mtns: Steep slope dropping S from Doe Flat toward Graveyard Canyon (which drains to the lower E Fk of the San Gabriel River). 732 Comment
  POM8574  Camissonia intermedia P. A. Munz, R. D. Harwood 1920-5-15 3928 Los Angeles Santa Monica. Dry hillside, Coldwater Canyon. 305 Comment
  RSA449017  Camissonia intermedia Anstruther Davidson 1903-5-8 1378 Los Angeles Hollywood. Comment
  POM196707  Camissonia intermedia Bonnie C. Templeton, I. W. Clokey 1929-4-11 4458 Los Angeles Mandeville Canon, Santa Monica Mts. 366 Comment
  UCR47882  Camissonia lewisii R. Mattoni 1986-1 s.n. Los Angeles South Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  RSA449024  Camissonia micrantha Louis C. Wheeler 1934-4-24 2543 Los Angeles Liveoak Canyon Dam 457 Comment
  RSA213413  Camissonia robusta M. B. Dunkle 1939-4-6 7298 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  UCR273267  Camissoniopsis R. G. Swinney 2011-5-10 14653 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Ecology Loop Trail from Nature Center to 0.65 miles to the east 488 Comment
  UCD103427  Camissoniopsis bistorta Geoffrey Levin 1974-4-26 33 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. 335 Comment
  CDA38022  Camissoniopsis intermedia L. C. Wheeler 1973-4-8 s.n. Los Angeles San Gabriel Mountains; Kagel Canyon, by abandoned dwelling site. Comment
  SDSU8868  Camissoniopsis lewisii R. M. Beauchamp 1967-6-3 565 Los Angeles On grassy slope on north side of canyon south of thirst. San Clemente Island. Comment
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May 16 2008
  UCR127399  Capsella bursa-pastoris A. C. Sanders, Mark Elvin, , Cathleen Weigand, M. S. Enright, Julie M. Vanderwier 2002-8-8 25565 Los Angeles Santa Clara River Valley, north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur 274 Comment
  JEPS53287  Capsella bursa-pastoris Alice King Feb., 1908 Los Angeles Santa Ana Comment
  OBI30073  Capsella bursa-pastoris A. H. Teramura 1970-3-8 C 12 Los Angeles In a cyn 300 yds NW of San Dimas Ave, 0.25 mi from Gate 6 of Puddingstone Park 366 Comment
  CAS-BOT-BC37456  Cardamine californica Ernest Braunton 1903-1-10 789 Los Angeles Arroyo Seco. Comment
  LA35914  Cardamine californica Peter H. Raven; 1960-4-2 14854 Los Angeles Santa Monica Mountains, Old Topanga Canyon, 0.7 mi NW of Topanga Canyon 243 Comment
  SBBG130737  Cardamine californica S. A. Junak 2000-4-1 SCa 1163 Los Angeles E side of 4th of July Cove, along main rd 60 Comment
  UCR23551  Cardamine debilis Alfred R. Roos 1958-6-12 s.n. Los Angeles Evans and Reeves Nursery, Brentwood, West Los Angeles Comment
  CAS-BOT-BC282955  Carduus nutans G. W. Garrettson 1954-6-24 s.n. Los Angeles San Vinsente Ranch, Walnut Comment
  CDA6815  Carduus nutans George Garrettson 1954-6-1 Los Angeles San Vicente Ranch, Walnut. 0 Comment
  RSA0115446  Carex R. G. Swinney 2011-10-13 15783 Los Angeles San Gabriel Mountains; Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek. 1573 Comment
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Sep 12 2018
  UCR203109  Carex R. G. Swinney 2001-8-27 8108 Los Angeles San Gabriel Mountains, Cortelyou Spring c. 0,5 mi east of the junction of Hwy 2 and Hwy 39, north side of Hwy 2 2073 Comment
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Sep 12 2018
  RSA0033681  Carex alma Duncan S. Bell, Sarah Fisher, Carrie Kiel 2013-7-23 5436 Los Angeles Sheep Mountain Wilderness; Vincent Gulch, near head of canyon. 1994 Comment
  RSA228954  Carex alma Robert F. Thorne 1971-8-25 41295 Los Angeles San Gabriel Mountains, Angeles National Forest: At Little Jimmy Springs. 2256 Comment
  UCD169234  Carex alma R. G. Swinney 2008-9-10 9423 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek. 1463 Comment
  CAS-BOT-BC19231  Carex barbarae Alice Eastwood 1906-5-27 140 Los Angeles Laurel Canyon. Comment
  UCR101729  Carex globosa L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mtns., NW slope of Smith Mtn, along the Bear Creek Trail 1250 Comment
  RSA679893  Carex hassei LeRoy Gross 2003-6-7 1001 Los Angeles From Three Points (off Angeles Crest Highway) east to spring on the south side of Mt. Waterman, north end of the San Gabriel Wilderness area. 1951 Comment
  CAS-BOT-BC21914  Carex heteroneura Robert F. Thorne; C. W. Tilforth; John Dourley 1969-7-29 38894 Los Angeles Near Lodgepole Picnic Area at headwaters of Dorr Canyon, N slope Throop Peak, above Angeles Crest Hwy. 2331 Comment
  SEINET7587566 Image available Carex heteroneura Robert F. Thorne, M. Z. Thorne 1969-7-10 38366 Los Angeles San Gabriel Mts, Angeles National Forest, near Lodgepole Picnic Ground, c 1 1/2 miles SE of Dawson Saddle along Angeles Crest Hwy. 2316 Comment
  PASA619  Carex schottii Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  CAS-BOT-BC117783  Carex specifica George B. Grant 1906-6-15 6692 Los Angeles Mt. Wilson. 1828 Comment
  CAS-BOT-BC115972  Carex subfusca Ivan Murray Johnston 1917-8-23 1636 Los Angeles Pine Mt. 2438 Comment
  UCR97794  Carpobrotus edulis Scott D. White 1997-3-12 4731 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  SBBG128305  Castilleja affinis S. Lawrence-Gomez, A. Cheung, D. Kasang, M. Zou, S. Ratay 2011-7-8 34 Los Angeles Deer Valley Trail 92 Comment
  LA210775  Castilleja affinis Norman A. Cole; May 1964 387 Los Angeles SANTA MONICA MOUNTAINS, 3.1 mi E from junction of Mulholland and Cornell Rd. 274 Comment
  LA52005  Castilleja affinis Harlan Lewis; 1940-2-4 s.n. Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy. 457 Comment
  JEPS57321  Castilleja affinis subsp. affinis L. R. Heckard 1968-5-12 1859 Los Angeles ca 2 air mi s Calabasas (Old Topange road just above its junction with Mulholland Avenue) 396 Comment
  SBBG120075  Castilleja exserta A. C. Sanders 2005-5-5 29944 Los Angeles W edge of Cruzan Mesa, N of Bench Mark "Plum"; Santa Clarita area 671 Comment
  SBBG40701  Castilleja exserta R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -190 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  SFV3418  Castilleja exserta K. A. Wilson 1961-3-11 981 Los Angeles San Gabriel Mountains Newhall. Corner of San Fernando Road and 13 St. 380 Comment
  UCD122444  Castilleja exserta Daryl Koutnik 1978-4-28 424 Los Angeles Point Dume near Zuma Beach. 45 Comment
  RSA715205  Castilleja exserta Gary D. Wallace, M. Wallace, Z. Wallace 1982-4-24 1937 Los Angeles West of Palmdale, north end of Munz Ranch road. Comment
  RSA0118845  Castilleja exserta subsp. exserta A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32089 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
  SBBG66888  Castilleja foliolosa R. Hoffmann 1931-5-3 Los Angeles 3 mi E of Elizabeth Lake Comment
  RSA505069  Castilleja gleasoni Orlando Mistretta 1987-6-25 s.n. Los Angeles Angeles National Forest. San Gabriel Mts; eastern flank of Mt. Gleason near microwave tower. Comment
  SBBG118501  Castilleja gleasoni O. Mistretta 1992-9-9 802 Los Angeles "Sol" [Sold] Peak, N Fork Management Unit, Tujunga Range District Comment
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May 29 2015
  UCR108204  Castilleja gleasoni Steve Boyd, Valerie Soza 1998-4-28 10168 Los Angeles Liebre Mtns, Western end of Liebre Mountain, at junction of Old Ridge Route (8S04) and Forest Service Road 7N23 on divide between Salt Creek and Liebre Gulch 1201 Comment
  HSC20575  Castilleja minor subsp. spiralis C. S. Apperson 1967-6-8 Los Angeles 4 mi. up Ruby Cyn. from Elizabeth Lake Cyn. Rd. Comment
  UCR256216  Castilleja minor subsp. spiralis R. G. Swinney 2010-6-4 13027 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  LA209230  Castilleja plagiotoma Elizabeth Grant; 1937-5-8 sn Los Angeles Mint Canyon Comment
  RSA756980  Caulanthus amplexicaulis R. G. Swinney 2008-6-18 9066 Los Angeles Juniper Hills, 1.5 miles SW of Cruthers Creek bottom, Burkhart Trail 1744 Comment
  UC56734  Caulanthus amplexicaulis H. M. Hall 1902-5-3 3101 Los Angeles San Francisquito Pass San Francisquito Pass (Southern California) 457 Comment
  UCR190395  Caulanthus cooperi R. G. Swinney 2001-4-18 7901 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  UCR190346  Caulanthus lasiophyllus R. G. Swinney 2001-4-18 7898 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  POM219993  Ceanothus arboreus F. R. Fosberg 1932-5-6 947 Los Angeles Santa Catalina Island. Mouth of Big Wash Canyon, Avalon. 20 Comment
  PASA1637  Ceanothus cordulatus Margaret Stason 1931-6-13 Los Angeles Buckhorn Flats, San Gabriel Mts. Comment
  RSA77153  Ceanothus cordulatus F. W. Peirson 1921-6-17 2576 Los Angeles At west base of Mt. Williamson, on divide between Bear and Little Rock Creeks. 1982 Comment
  LA212123  Ceanothus crassifolius A. Lee Haines; 1935-7-4 s.n. Los Angeles SAN GABRIEL MOUNTAINS, Volfe Canyon Rd. Comment
  UCR184204  Ceanothus cuneatus A. C. Sanders, T. B. Salvato 2007-4-24 33492 Los Angeles Tehachapi Mountains, hills above head of Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1128 Comment
  RSA599482  Ceanothus cuneatus var. cuneatus Steve Boyd, Lauren Raz 1997-3-26 9346 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
  UCR182562  Ceanothus greggii Sharon Dougherty 2007-3-6 s.n. Los Angeles San Gabriel Mtns., Sycamore Flat and slopes of Johnstone Peak, San Dimas Experimental Forest, proposed communication site 854 Comment
  RSA398586  Ceanothus greggii var. vestitus L. E. Hoffman 1931-12-23 s.n. Los Angeles [Chilao] Flats Comment
  UC1595278  Ceanothus integerrimus Tim Ross and Peter Fritsch 1990-6-20 3685 Los Angeles Rincon-Red Box Rd (2N24) San Gabriel Mts. (ridgetop between W Fork San Gabriel River and Roberts Canyon.) 1328 Comment
  CAS-BOT-BC50591  Ceanothus leucodermis Alice Eastwood 1919-5-29 8943 Los Angeles San Gabriel Canyon Comment
  UCR252571  Ceanothus leucodermis R. G. Swinney 2010-6-21 13255 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 671 Comment
  UCR4120  Ceanothus leucodermis Ronald M. Cope 1965-3-27 s.n. Los Angeles San Gabriel Mtns., road from Devil's Canyon Wild Area to Azusa, 8-12 mi north of where the road crosses the west fork of the San Gabriel River 762 Comment
  RSA399007  Ceanothus leucodermis Anstruther Davidson 1891-4-5 s.n. Los Angeles River side [more specific information not given]. Comment
  CAS-BOT-BC83794  Ceanothus megacarpus D. O. Burge; D. Knapp; S. Ratay 2007-3-24 808 b Los Angeles Santa Catalina Island 405 Comment
  RSA399105  Ceanothus megacarpus Albert J. Perkins 1922-10 s.n. Los Angeles Sierra Madre Mts. Trail to Colby's Ranch Comment
  RSA399108  Ceanothus megacarpus Ora M. Clark 1929-2-3 1497 Los Angeles Topanga Canyon. Comment
  UCR3984  Ceanothus megacarpus Art Whistler 1965-3-27 s.n. Los Angeles Transverse Range; Santa Susana Mtns., fire road through a canyon about 0.5 mi west of Chatsworth Reservoir in Chatsworth 274 Comment
  RSA190975  Ceanothus megacarpus var. insularis Robert F. Thorne, Reed Rolins, Doug Propst, R. Carolin 1967-3-18 36740 Los Angeles Santa Catalina Island. Wild Boar Gully, ca. 1 mi. WNW of Salta Verde Point 198 Comment
  RSA234639  Ceanothus megacarpus var. insularis Robert F. Thorne 1970-3-5 39360 Los Angeles Santa Catalina Island. N slope of Blackjack Mountain. 457 Comment
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Feb 9 2017
  SEINET4089748  Ceanothus megacarpus var. insularis R. Moran 1941-1 697 Los Angeles Salta Verde, Santa Catalina Island. 106 Comment
  LA82212  Ceanothus megacarpus var. megacarpus O. H. Kappler; 1943-3-1 362 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  CAS-BOT-BC63343  Ceanothus spinosus Geo. B. Grant 1901-4-21 s.n. Los Angeles Griffith Park. Comment
  UCR209680  Ceanothus spinosus Dan S. Cooper 2009-1 209- 25 .2 Los Angeles Los Angeles Basin, Baldwin Hills just below new overlook site, south of Jefferson Blvd., CA State Parks property 122 Comment
  SEINET12209975  Ceanothus spinosus E. A. Purer 1935-1 6564 Los Angeles Malibou Road, Santa Monica Mountains Comment
  UCR193642  Celtis australis A. C. Sanders 2008-7-10 35730 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  SFV7520  Centaurea benedicta S. Feldman, M. H. Grayum 1975-5-13 107 Los Angeles Santa Monica Mountains Tapia Park. 152 Comment
  LA211266  Centaurea calcitrapa Arthur C. Gibson; Tarja Sagar 2006-7-16 5166 Los Angeles SIMI HILLS, along fire road, Upper Virgenes Canyon. Comment
  UCR148835  Centaurea diluta T. C. Fuller 1963-6-26 10713 Los Angeles Ball field in SE corner of Imperial and Success Aves., Watts. district, Los Angeles 26 Comment
  UC176008  Centaurea eriophora A. Davidson, M. D. 2334 Los Angeles Highland Park Comment
  CDA1094  Centaurea melitensis Michael O Brien 2006-5-28 s.n. Los Angeles Malibu; El Pescador State Beach. Comment
  UCR260346  Centaurea melitensis R. G. Swinney 2010-5-4 12565 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  RSA592235  Centaurea melitensis L. C. Wheeler 1967-4-30 9243 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  RSA649817  Centaurea melitensis Matt Brooks 1988-5-7 43 Los Angeles Whittier, Dark Canyon 1.6 miles east of its confluence with Sycamore Canyon. Comment
  RSA601057  Centaurea repens Steve Boyd, Lauren Raz 1997-6-18 9994 Los Angeles Liebre Mountains region: Along Elizabeth Lake Road in Leona Valley (San Andreas Fault Rift zone), south of Portal Ridge, 1.5 road miles west of intersection with 90th St. West. 988 Comment
  POM9681  Centaurium exaltatum F. W. Peirson 1921-7-2 2482 Los Angeles Pallett Creek, San Gabriel Mountains. 1098 Comment
  POM21357  Centaurium venustum Fordyce Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena. 457 Comment
  RSA0091865  Centaurium venustum Steven A. Junak, Ralph N. Philbrick, Mark Hoefs 2001-5-19 SCa- 1570 Los Angeles Santa Catalina Island. Just E of Airport, N of Airport Road. 445 Comment
  SEINET12281525  Centaurium venustum I. W. Clokey, Templeton, B. 1929-1 4574 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  SBBG107522  Centranthus ruber S. L. Crockett 1996-10-30 544 Los Angeles across rd from Yacht Club Comment
  RSA304178  Centranthus ruber James R. Shevock 1970-9-12 463 Los Angeles Malibu Canyon. 152 Comment
  RSA509617  Centranthus ruber Louis C. Wheeler 1966-10-27 9091 Los Angeles N-facing cliff 200 yards inside mouth of San Gabriel Canyon. Comment
  CAS-BOT-BC288835  Centromadia parryi subsp. australis Carl B. Wolf 1932-9-16 4098 Los Angeles Bryant Ranch, near Long Beach, near Pacific Western Oil Co lease 3 Comment
  UCR238652  Centromadia parryi subsp. australis Anuja Parikh, Nathan Gale 2010-8-4 3383 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows, shooting range 0.4 km south of Hwy 60 (Pomona Fwy), 0.5 km west of Hwy 19 (Rosemead Blvd.), under powerlines 64 Comment
  RSA252953  Centrostegia thurberi Robert F. Thorne 1973-4-24 43427 Los Angeles Junction of Pallett Creek and Longview Roads: ca. 4 mi S of Pearblossom. 1174 Comment
  RSA392721  Centrostegia thurberi Anstruther Davidson 1920-6-7 s.n. Los Angeles Acton. Comment
  SBBG13300  Cerastium glomeratum M. A. Piehl 1962-6-10 62395 Los Angeles cyn E of Thirst 304 Comment
  UCR271558  Cerastium glomeratum R. G. Swinney 2011-3-18 14146 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  SEINET181920  Cercocarpus betuloides Ira W. Clokey, B. Tempelton 4596 Los Angeles Mandeville Canyon Santa Monica Mountains 300 Comment
  RSA453276  Cercocarpus betuloides var. betuloides Tom Burch 1940-3-10 4021 -11 Los Angeles Castaic. 610 Comment
  UC1127915  Cercocarpus betuloides var. betuloides A. Lewis Jan 1934 248 Los Angeles Angeles National Forest, Lake Hughes Lake Hughes; Angeles National Forest, Lake Hughes 914 Comment
  UC195331  Cercocarpus betuloides var. betuloides S. B. Parish 1916-3-27 10743 Los Angeles summit of Laurel Canyon Comment
  CAS-BOT-BC137244  Cercocarpus betuloides var. blancheae June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island - Summit Comment
  POM156496  Cercocarpus ledifolius L. R. Abrams 1902-7-12 2680 Los Angeles Mt. San Antonio. 2744 Comment
  RSA330774  Cercocarpus ledifolius Wayne E. Sawyer 1981-7-7 s.n. Los Angeles San Gabriel Mountains., Angeles National Forest: Lily Spring 2454 Comment
  RSA449448  Cercocarpus ledifolius Anstruther Davidson 1918-8-1 3078 Los Angeles Camp Baldy. Comment
  HSC18565  Cercocarpus montanus var. glaber C. S. Apperson 1966-4-16 Los Angeles Texas Canyon Ranger Station, Angeles National Forest Comment
  LA200181  Chaenactis artemisiifolia W. O. Griesel; 1936-4-19 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  UC1922885  Chaenactis artemisiifolia Valerie Soza, Bill Hogshead 2003-4-23 1636 Los Angeles Transverse Ranges; Verdugo Mountains; Brand Park, Brand Canyon 457 Comment
  POM49623  Chaenactis fremontii A. D. E. Elmer 1902-06 3626 Los Angeles Palmdale Comment
  RSA732928  Chaenactis glabriuscula R. G. Swinney 2000-5-20 7695 Los Angeles NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch north of Hwy 39 610 Comment
  UCD130356  Chaenactis glabriuscula A. C. Sanders 2005-5-5 29870 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon. 518 Comment
  UC31022  Chaenactis glabriuscula var. glabriuscula J. Burtt Davy May 9 1896-May 24 1896 2582 a Los Angeles Lansing's, West Palmdale Antelope Valley, West Palmdale Comment
  CAS-BOT-BC277525  Chaenactis glabriuscula var. lanosa Geo. B. Grant 1904-5-14 6259 Los Angeles Glendora, Los Angeles Comment
  RSA642039  Chaenactis santolinoides Orlando Mistretta 1993-6-28 907 Los Angeles San Gabriel Mountains: Angeles National Forest. Table Mountain; Sunrise ski area. Comment
  UC1595725  Chaenactis stevioides W. Wisura and E. Roeder 1992-4-21 4695 Los Angeles near Valyermo (Mountain Brook Ranch); West Mojave Comment
  UC1871068  Chaenactis stevioides T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4795 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
  UCR194598  Chaenactis stevioides R. G. Swinney 1999-5-1 7086 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, 2.4 miles south of Ft. Tejon Rd., c. 200 m north of Mescal Highlands Rd. 1341 Comment
  CAS-BOT-BC279724  Chaenactis xantiana Timothy S. Ross 1995-4-26 8378 a Los Angeles Liebre Mountains. Southwesterly slope of Liebre Mountain along Forest Service Road 7N23; ca 3900 ft SW of Sandberg Triangulation Point (5345 ft.) 1444 Comment
  POM122863  Cheilanthes newberryi Marcus E. Jones 1926-3-16 s.n. Los Angeles West of Pomona. Comment
  RSA0036772  Chenopodium Toad 1981-2-26 0010 -81 Los Angeles 130 W. Grondahl, Covina. Comment
  UCR223685  Chenopodium R. G. Swinney 2009-8-25 11486 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  UCR125238  Chenopodium berlandieri A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25521 Los Angeles NE end of Santa Susana Mtns., Santa Clara River Valley, south side at edge of farm fields near mouth of 'Long Canyon' c. 1 km due south of Del Valle 274 Comment
  UCR271797  Chenopodium berlandieri R. G. Swinney 2010-3-24 12042 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA529895  Chenopodium botrys T. S. Ross 1991-8-16 5801 Los Angeles Big Tujunga Canyon, 1/5 mile due E of the confluence of Lucas Creek; Angeles Forest Highway. 918 Comment
  RSA547828  Chenopodium botrys T. S. Ross, Peter Fritsch 1990-6-20 3641 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near the confluence of E and W forks of the San Gabriel River. Stream bottom to slopes. 445 Comment
  UC1584269  Chenopodium desiccatum Tim Ross and Steve Boyd 1990-6-6 2850 Los Angeles Green Valley Pasture Lake Hughes USGS 7.5' quad, San Francisquito Canyon 926 Comment
  RSA0085505  Chenopodium fremontii R. G. Swinney 2010-9-9 13800 Los Angeles Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  CATA3279  Chenopodium murale Tyler M. Dvorak, Alexis Earl 2017-3-1 1 Los Angeles Santa Catalina Island: Halfway up Ship Rock, off the coast of Two Harbors 0 Comment
  RSA534016  Chenopodium murale T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5297 Los Angeles San Clemente Island, westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']) Upper portion of drainage 274 Comment
  SBBG96874  Chenopodium pratericola T. Ross, A. Ross 1990-6-6 2850 Los Angeles Green Valley Pasture (San Francisquito Cyn) 926 Comment
  UCR127381  Chenopodium rubrum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25522 Los Angeles Santa Clara River Valley, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  CAS-BOT-BC168153  Chorizanthe parryi var. fernandina A. C. Sanders; Mark A. Elvin; et al. 2003-4-16 26060 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course 396 Comment
  JEPS105689  Chorizanthe parryi var. fernandina unknown May 2000 Los Angeles Newhall Ranch area S of Castaic Junction, edge of mesa S of Santa Clara River Comment
  CAS-BOT-BC257197  Chorizanthe procumbens Alice Eastwood 1913-5-11 s.n. Los Angeles San Fernando Wash Comment
  HSC17258  Chorizanthe staticoides C. S. Apperson 1967-6-15 Los Angeles 4 mi. up Haskell Canyon Rd. off Bouquet Canyon Rd. Comment
  POM21161  Chorizanthe staticoides Fordyce Grinnell Jr. 1917-7-8 s.n. Los Angeles San Gabriel Mountains, Barley flats. 1707 Comment
  RSA17081  Chorizanthe staticoides Carl B. Wolf 1936-5-26 7829 Los Angeles Santa Clara Valley, 1 mi. west of Castaic Junction. 335 Comment
  UCR177279  Chorizanthe xanti var. xanti Scott D. White, Michael Honer 2003-5-7 9207 Los Angeles Liebre Mountains, Tapia Canyon, c. 2 air mi east of the Hwy 5 junction with 'Old Ridge Route 457 Comment
  LA212328  Chrysopsis villosa var. fastigiata W. B.; Oscar Lewis 1973-10-12 s.n. Los Angeles Near main entrance gate to San Dimas Exp. Forest. 975 Comment
  UCR126792  Chrysothamnus nauseosus Mark A. Elvin 2003-8-13 s.n. Los Angeles Santa Clarita Valley, Newhall Ranch, Santa Clara River at the mouth of Long Canyon 274 Comment
  RSA631106  Chrysothamnus nauseosus subsp. mohavensis R. G. Swinney 1989-8-23 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton spreading grounds. 305 Comment
  POM352147  Cirsium occidentale var. californicum Gale Sphon 1955-5-12 s.n. Los Angeles Mulholland Drive. On fire road opposite Sepulvada fire road. Comment
  UC1584243  Cirsium occidentale var. californicum Tim Ross and Steve Boyd 1990-6-6 2815 Los Angeles Green Valley Pasture Lake Hughes Quadrangle, San Franciscquito Canyon 926 Comment
  RSA438796  Cirsium occidentale var. occidentale M. B. Dunkle 1939-4-3 7227 Los Angeles Chenette Canyon, San Clemente Island. Comment
  CAS-BOT-BC438960  Cistanthe monosperma Tim Ross; Steve Boyd 1993-5-23 7285 Los Angeles Liebre Mountains, NW Los Angeles Co. Upper Clearwater Canyon: margin of USFS road (6N24), ca 790 m ENE of Ruby Canyon/Clearwater Canyon saddle. 873 Comment
  RSA666628  Clarkia bottae A. C. Sanders, D. Malueg 1998-6-22 22055 Los Angeles Little Tujunga Canyon near mile post 12, 3.5 miles south of Bear divide and 1 km (air) W of Dillon Divide. 701 Comment
  UCR166712  Clarkia bottae Scott D. White, Jennifer H. Jones 2005-6-23 11146 Los Angeles San Gabriel Mtns, Acton area. South of Powerline access road (ANF 4N32), between Arrastre Canyon and Moody Canyon 1098 Comment
  LA45554  Clarkia purpurea subsp. quadrivulnera A. M. Johnson; 1932-5-30 4105 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  RSA448283  Clarkia purpurea subsp. quadrivulnera Fordyce Grinnell Jr. 1910-5-5 s.n. Los Angeles Arroyo Seco near Pasadena 366 Comment
  RSA654225  Clarkia purpurea subsp. quadrivulnera Valerie L. Soza, Ian Gillespie, LeRoy Gross 2000-5-18 943 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon. 655 Comment
  CAS-BOT-BC164724  Clarkia rhomboidea Geo. B. Grant 1902-6-10 648 Los Angeles Mt. Wilson 1828 Comment
  UCD170694  Clarkia similis R. G. Swinney 1998-8-6 6683 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River. 1037 Comment
  RSA648038  Clarkia unguiculata Orlando Mistretta 1992-7-13 674 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  UC284266  Clarkia xantiana P. A. Munz 1923-5-27 6879 Los Angeles Rock Creek San Gabriel Mts. 1295 Comment
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May 13 2009
  CAS-BOT-BC229144  Claytonia parviflora R. G. Swinney 2009-4-28 10543 Los Angeles Transverse Range; San Gabriel Mountains: summit of Mt. Emma 1608 Comment
  UCR191672  Claytonia parviflora T. B. Salvato 2008-4-22 3310 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  CAS-BOT-BC439509  Claytonia parviflora subsp. parviflora Le Roy Abrams; E. A. McGregor 1908-6-19 345 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  RSA597993  Claytonia parviflora subsp. parviflora Steve Boyd, Lauren Raz 1997-3-14 9165 Los Angeles Liebre Mountains, lower north flank of Liebre Mountain, eastern slope of Horse Camp Canyon. 1389 Comment
  RSA658366  Claytonia parviflora subsp. parviflora Naomi Zohman 1985-4-28 17 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  RSA0088788  Claytonia parviflora subsp. parviflora Steven A. Junak, Keri Kirkland, Mark Hoefs 1998-4-5 SCa- 541 Los Angeles Santa Catalina Island: Along upper portion of road to Toyon Bay, 0.2 miles from intersection with Airport Road. 411 Comment
  RSA466712  Claytonia parviflora subsp. utahensis Ora M. Clark 1929-3-30 1909 Los Angeles W. of Lancaster Comment
  UCR194595  Claytonia perfoliata R. G. Swinney, Dave Larson 1999-6-25 7400 Los Angeles San Gabriel Mtns., Fern Canyon at falls, c. 1.7 mi. east of confluence with upper East Fork San Dimas Canyon 1171 Comment
  SBBG131883  Claytonia perfoliata S. A. Junak, D. Wilken 1996-3-26 SCI 254 Los Angeles terrace on S side of Lemon Tank Cyn, just E of rd to "Tank" 335 Comment
  UC852089  Claytonia perfoliata subsp. mexicana Ira W. Clokey, B. Templeton Mar 1929 4525 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 275 Comment
  RSA466701  Claytonia perfoliata subsp. mexicana E. S. Spalding 1931-4-1 s.n. Los Angeles Monrovia Canyon. Comment
  RSA703510  Clematis lasiantha Michael Honer 2004-6-22 2020 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and 'Hog Back.' 854 Comment
  RSA151320  Cleome isomeris P. H. Raven 1962-7-11 17989 Los Angeles Lower reaches of canyon north of nanny, northeast of Lemon Tank, San Clemente Island Comment
  POM355813  Cnicus benedictus Elbert Benjamine 1929-4-15 166 Los Angeles San Dimas Canyon, San Gabriel Mts. Comment
  RSA601065  Cnicus benedictus Steve Boyd, Lauren Raz 1997-6-18 9991 Los Angeles Liebre Mountains region: Along Elizabeth Lake Road in Leona Valley (San Andreas Fault Rift zone), south of Portal Ridge, 5.1 road miles west of intersection with 90th St. West. 1054 Comment
  SFV3347  Collinsia bartsiifolia var. davidsonii W. G. Webb 1935-4-20 Los Angeles Mojave Desert Near Lancaster. Comment
  RSA670756  Collinsia heterophylla Joseph M. Keefe 2001-4-8 31200 Los Angeles San Rafael Mountains. North side of wood fence along The Eagle Rock Park path between Scholl Canyon Road and Eagle Rock View Drive, 5 meters west of beginning of private driveway with mailboxes (5475 Eagle Rock View Drive)., Eagle Rock District, Los Angeles, CA 90041. North. 293 Comment
  UCR189381  Collinsia heterophylla R. G. Swinney 1998-5-30 6177 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  UCR189399  Collinsia heterophylla R. G. Swinney 1998-5-25 6150 Los Angeles San Gabriel Valley, Glendora, SE part of South Hills, c. 350 m SE of Fawn Valley Rd. 280 Comment
  RSA0009592  Collinsia parryi Marcus E. Jones 1882-5-2 3205 Los Angeles Pasadena. Comment
  RSA579446  Collomia grandiflora T. S. Ross, S. D. Boyd 1994-6-22 8023 -b Los Angeles N slope of Sawmill Mountain complex: ca 1300 m (air) due E of Sawmill Mountain summit, along draw draining N to Hideaway Canyon. 1500 Comment
  LA33477  Comarostaphylis diversifolia subsp. planifolia Henry J. Thompson; 1959-2-20 1838 Los Angeles Santa Monica Mountains, La Tuna Canyon, 2 mi from ocean 335 Comment
  CATA3087  Convolvulus arvensis Amy Catalano, Steven Junak 2016-4-28 092 Los Angeles Santa Catalina Island: North edge of Triangulation Point Pablo downslope from trail 31 Comment
  SFV21878  Convolvulus arvensis L. L. Zung 2011-5-17 5 Los Angeles Mojave Desert Vacant lot in Little Rock. 860 Comment
  RSA0043299  Convolvulus occidentalis Elwood Fordham 1951-3-15 s.n. Los Angeles Topanga. 92 Acres Trippett Prop. 289 Comment
  SBBG131678  Convolvulus simulans S. A. Junak 1999-5-20 SCa 933 Los Angeles ridge between Cottonwood and Escondido Cyns, S side of Cottonwood-Black Jack Rd, ca. 0.6 mi up from reservooir 256 Comment
  CAS-BOT-BC286123  Conyza canadensis Ernest C. Twisselmann 1970-9-8 17481 Los Angeles Mojave Desert. Antelope Valley: Avenue A 0.2 mile east of 30th Street West 731 Comment
  RSA160571  Conyza canadensis J. D. Olmsted 1959-9-21 975 Los Angeles Along road above Big Dalton dam along side inlet from Monroe Canyon in San Dimas Experimental Forest NE of Glendora, San Gabriel Mts. 518 Comment
  RSA412316  Cordylanthus maritimus subsp. maritimus Anstruther Davidson 1893-5-28 s.n. Los Angeles Long Beach Comment
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Nov 5 2007
  UC72050  Cordylanthus maritimus subsp. maritimus Geo. B. Grant Aug 1901 22 Los Angeles Terminal Island Comment
  UCR223404  Cordylanthus nevinii R. G. Swinney 2009-7-23 11398 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
  IRVC28562  Cordylanthus rigidus A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27125 Los Angeles Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns. 280 Comment
  SBBG68669  Cordylanthus rigidus subsp. setiger S. W. Hutchinson -Jun-1931 1291 Los Angeles Mint Cyn 304 Comment
  POM355970  Coreopsis bigelovii Norman C. Cooper 1948-4-21 2690 Los Angeles Little Rock. 762 Comment
  RSA688845  Coreopsis bigelovii Scott D. White, Michael Honer 2003-6-18 9555 Los Angeles Liebre Mountains: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. 549 Comment
  RSA184053  Coreopsis californica I. L. Wiggins 1966-4-15 20590 Los Angeles Desert wash immediately east of J. F. L. Motel, Pearlblossom. Mohave Desert. Comment
  UC566774  Coreopsis californica var. californica Herbert L. Mason 1932-4-1 6872 Los Angeles 1 mi e Lancaster; Mojave Desert Comment
  UC829014  Coreopsis californica var. californica Marcus E. Jones, A. M. 1882-5-2 3373 Los Angeles Pasadena Comment
  JEPS42527  Coreopsis gigantea Peter H. Raven 1960-3-15 13852 Los Angeles Point Dume Santa Monica Mountains 22 Comment
  LA88344  Coreopsis gigantea O. H. Kappler; 1943-2-20 359 B Los Angeles 9 Comment
  CAS-BOT-BC105694  Corethrogyne filaginifolia Ernest C. Twisselmann 1961-10-31 6682 Los Angeles Liebre Mountains - Leona Valley 929 Comment
  CAS-BOT-BC105739  Corethrogyne filaginifolia E. R. Blakley 1962-10-3 5373 Los Angeles Santa Catalina Island, banks around Wrigley Reservoir at the summit of the island road 426 Comment
  RSA749082  Corethrogyne filaginifolia R. G. Swinney 2005-8-15 8476 Los Angeles Valyermo, Devil's Punchbowl County Park, near headquarters 1463 Comment
  SFV3854  Corethrogyne filaginifolia K. A. Wilson 1963-10-24 1302 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles northwest of Topanga Canyon Blvd. 245 Comment
  UCR272848  Corethrogyne filaginifolia R. G. Swinney 2011-11-1 15950 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
  RSA93106  Corethrogyne filaginifolia var. filaginifolia F. W. Peirson 1918-8-6 257 Los Angeles San Gabriel Mountains, just above Hennigers Flat on Mt. Wilson Toll Road 884 Comment
  SEINET11837157  Corethrogyne filaginifolia var. viscidula J. F. Bright, Wyman, C. 1931-1 5665 Los Angeles Hollywood Comment
  UC21510  Cornus glabrata Blanche Trask June, 1890 Los Angeles Santa Catalina Isl., Avalon Comment
  UC875865  Cornus glabrata F. R. Fosberg 1931-4-24 S 4679 Los Angeles Santa Catalina Isl, Hamilton Canyon 60 Comment
  POM187607  Cornus occidentalis Joseph A. Ewan 1928-6-9 3634 Los Angeles Formerly abundant locally (at date of collection) in stream bottom thicket, Verdugo Canyon at Colima Drive Comment
  SD90457  Coronopus didymus Robert F. Thorne 1971-2-21 41375 Los Angeles Rancho Santa Ana Botanic Garden, Claremont. Comment
  UCR261536  Cotula australis R. G. Swinney 2010-2-27 11702 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  RSA608067  Cotula australis L. C. Wheeler 1931-3-2 s.n. Los Angeles Pomona: Foothill Blvd. & Garey Ave. Comment
  UCR220193  Crassula colligata subsp. lamprosperma R. G. Swinney 2009-4-7 10302 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley, Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
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Jul 11 2016
  UCR204864  Crassula connata R. G. Swinney 2008-3-26 8563 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  RSA135134  Crassula connata var. subsimplex P. H. Raven, Henry J. Thompson 1960-4-13 15074 Los Angeles NW slope of Mt. Hollywood 335 Comment
  RSA600446  Crassula tillaea L. C. Wheeler 1968-3-15 s.n. Los Angeles San Gabriel Mountains: Bichota Mesa, North Fork San Gabriel River. 945 Comment
  SD123969  Crassula tillaea Robert F. Thorne 1979-4-25 52776 Los Angeles Rancho Santa Ana Botanic Garden, south end of desert garden. Comment
  POM129653  Cressa truxillensis L. R. Abrams 1901-5-25 11204 Los Angeles Ballona Harbor Comment
  RSA71014  Cressa truxillensis F. W. Peirson 896 Los Angeles Banning Wharf, San Pedro. Comment
  UC879476  Cressa truxillensis L. W. Nuttall 804 Los Angeles Santa Catalina Isl. Comment
  RSA0127212  Crocanthemum scoparium var. vulgare Louis C. Wheeler 1967-7-18 10108 Los Angeles Gold Creek off Little Tujunga Canyon. 549 Comment
  NY43014  Crossosoma californicum J. B. Walker 1995-4-8 1327 Los Angeles Santa Catalina Island, 2km S of Howland's Landing 100 Comment
  UCR149445  Crossosoma californicum Pam De Vries 1996-4-7 004 Los Angeles Coastal Plains & Basins; Los Angeles Basin, city of Rancho Palos Verdes, 0.25 mi north of the junction of Forrestal Dr. and Pirate Dr. off main trail into Quarry Bowl Comment
  SBBG126920  Cryptantha barbigera var. barbigera A. Parikh, N. Gale 2011-6-4 3411 Los Angeles 4 km W of St Hwy 14, 2.4 km SW of California Aqueduct; Sierra Pelona, Liebre Mtns 1174 Comment
  UC1601672  Cryptantha cinerea var. abortiva P. A. Munz 1923-4-9 6661 Los Angeles e coast of San Clemente Island San Clemente Island Comment
  UCR264732  Cryptantha circumscissa var. circumscissa Steve Boyd, Gary D. Wallace 2011-4-14 12312 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
  RSA0031370  Cryptantha clevelandii Mark Hoefs 1973-5-21 303 Los Angeles Santa Catalina Island. Upper Renton Mine road 305 Comment
  SBBG34056  Cryptantha clevelandii M. R. Benedict 1971-6-25 Los Angeles Peak 1942, directly S of White Rock, and near triangulation point "Alta", San Clemente Island Comment
  SD31159  Cryptantha clevelandii var. florosa Edith A. Purer 1931-4-28 Los Angeles Palos Verdes Hills Comment
  SBBG118584  Cryptantha decipiens L. Gross with O. Mistretta, V. Soza 2003-5-13 894 Los Angeles Big Rock Crk, N and E of Valyermo Ranger Stn, off Big Pines Hwy; T4N R9W S8 1143 Comment
  POM64236  Cryptantha intermedia C. F. Baker 1904-5-5 4769 Los Angeles Claremont Comment
  RSA0049931  Cryptantha intermedia R. G. Swinney 2010-3-10 11824 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
  SBBG63814  Cryptantha intermedia R. Hoffmann 1929-4-27 Los Angeles near Castaic Comment
  SBBG63827  Cryptantha intermedia R. Hoffmann 1932-4-26 Los Angeles Mint Cyn, N of Solemint Comment
  UC76153  Cryptantha intermedia Geo. B. Grant 1901-1 238 Los Angeles Pasadena Comment
  RSA9298  Cryptantha intermedia P. A. Munz, R. D. Harwood 1920-4-29 3793 Los Angeles San Dimas Canyon. 457 Comment
  UCSB45212  Cryptantha intermedia Batson, J. 1979-3-10 Los Angeles Near Highway 23, 2 miles north of its junction with Highway 1 near Malibu, CA 152 Comment
  RSA0076120  Cryptantha intermedia var. johnstonii T. S. Ross, Walter Appleby 1993-5-13 7114 Los Angeles Western San Gabriel Mtns: ca. 850m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon. 854 Comment
  LA94310  Cryptantha micromeres Carl Epling; 1925-5-15 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  UC1182218  Cryptantha micromeres Peter H. Raven and Henry J. Thompson 1960-4-12 15031 Los Angeles sw of Seminole Hot Springs; Santa Monica Mountains 365 Comment
  SEINET3152299  Cryptantha microstachys G. B. Grant 1904-5-24 241 Los Angeles Pasadena; Comment
  UCR154236  Cryptantha microstachys A. C. Sanders, T. B. Salvato 2005-5-24 30258 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  UCR191742  Cryptantha microstachys A. C. Sanders 2008-4-23 35093 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  RSA80736  Cryptantha microstachys F. W. Peirson 1919-2-12 172 Los Angeles Hills west of Arroyo Seco, near Pasadena 427 Comment
  JEPS67706  Cryptantha muricata W. L. Jepson 1935-4-17 17059 Los Angeles Portal Ridge, n Los Angeles County Portal Ridge Comment
  RSA0057895  Cryptantha muricata Richard G. Swinney 2010-9-7 13712 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  RSA0092147  Cryptantha muricata R. G. Swinney 2011-5-26 14845 Los Angeles San Gabriel Mountains: 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  SFV7982  Cryptantha muricata T. Gordon, M. H. Grayum, K. Felt 1976-5-7 1348 Los Angeles San Gabriel Mountains Near lower Trail Canyon. 732 Comment
  RSA499692  Cryptantha muricata H. de Forest, George R. Johnstone 1925-5-16 s.n. Los Angeles Hollywood Mt. Comment
  UCD119964  Cryptantha muricata Kathy Tajbakhsh 1996-5-2 22 Los Angeles Rocky Point Park, Chatsworth, 300 m on the main trail on a W-facing slope. Comment
  RSA0079382  Cryptantha muricata var. jonesii P. A. Munz 1925-4-23 9447 Los Angeles San Gabriel Canyon. 488 Comment
  RSA0079399  Cryptantha muricata var. jonesii Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 2 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  RSA0079622  Cryptantha muricata var. muricata Carl B. Wolf 1927-4-27 687 Los Angeles 1 mi. so. of Forest Inn. Ridge Route Road. Liebre Mts. Comment
  RSA0010525  Cryptantha nevadensis var. rigida LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6798 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UCR138899  Cryptantha nevadensis var. rigida L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mtns., Aliso Canyon, 0.5 mi SSW of Blum Ranch 976 Comment
  HSC101298  Cryptantha oxygona R. G. Swinney 2009-4-28 10517 Los Angeles Transverse Range, San Gabriel Mountains: Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 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
  UCR189403  Cryptantha oxygona R. G. Swinney 1998-7-2 6195 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  UCR50724  Cryptantha oxygona L. F. LaPre 1988-5-14 s.n. Los Angeles Western Transverse Range, Lake Hughes, 16 mi west of Lancaster in the San Andreas Rift 1037 Comment
  RSA524202  Cryptantha oxygona Tim Ross, Steve Boyd 1990-6-6 2895 Los Angeles Piru Pond: Los Padres National Forest (admin. by Angeles N.F.). 645 Comment
  RSA0039258  Cryptantha pterocarya Ed Kentner, Onkar Singh 2014-4-4 369 Los Angeles Western Mojave Desert, approx. 3.3 km northeast of Valyermo along Bob's Gap Road approx. 1.6 km southeast of the aqueduct 1126 Comment
  SEINET9318798  Cryptantha pterocarya Unknown 2009-4-28 10537 Los Angeles Transverse Range; San Gabriel Mountains: summit of Mt. Emma (Pacifico Mtn). Pinyon-juniper woodland and chaparral, burned in c. 2006; with Quercus john-tuckeri, Eriogonum fasciculatum poliofolium, Poa secunda, etc. Comment
  RSA0116171  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
  SD46640  Cryptantha pterocarya var. pterocarya P. C. Everett, E. K. Balls 1956-5-9 21567 Los Angeles 6.0 miles south of Lancaster along Highway 6. 760 Comment
  SBBG51643  Cryptantha simulans R. Gustafson, C. Davidson 1977-4-20 428 Los Angeles Devils Punch Bowl County Park, along trail descending to the stream below the campsite 1219 Comment
  RSA0048323  Cucurbita foetidissima Lee Haines 1948-7-6 s.n. Los Angeles Canoga Park. Comment
  RSA702480  Cupressus arizonica subsp. arizonica Scott D. White 2004-5-10 10358 Los Angeles North slope below Bald Mountain. 1098 Comment
  RSA617367  Cupressus arizonica subsp. nevadensis Steve Boyd, Richard K. Brummitt, Laura Moore 1998-5-26 10232 Los Angeles Liebre Mountains region: Warm Springs Mountain, ca. 0.5 miles west of the peak along ridgeline dividing Warm Springs Canyon and Necktie Basin. 1189 Comment
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Jul 25 2018
  SEINET10966020  Cupressus guadalupensis David B. Dunn 1939-10-25 Dunn UMO 46517 Los Angeles Cultivated tree in a park area near Colorado Blvd. and Orange Dr., Pasadena, Calif. 274 Comment
  RSA616942  Cuscuta californica var. californica L. C. Wheeler 1967-7-23 10183 Los Angeles San Gabriel Mts.: vicinity of Kentucky Springs. 1128 Comment
  RSA550693  Cuscuta indecora T. S. Ross, Annette H. Ross 1991-7-29 5706 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  LA200382  Cuscuta subinclusa Jonathan Sauer; D. Bradbury 1969-7-14 4604 Los Angeles Santa Monica Mountains, above Encino 396 Comment
  UCR209454  Cuscuta subinclusa R. G. Swinney 2008-10-10 9557 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  UC277067  Cycladenia humilis var. venusta I. Johnston 1917-7-4 1428 Los Angeles s. slope of Baldy (s. CA); s. CA 2286 Comment
  OBI26216  Cyperus involucratus Mark Schneider 1973-5-26 27 Los Angeles Deliban Ave, Tujunga 549 Comment
  RSA616056  Cystopteris fragilis Scott D. White, Brain Leatherman 1997-1-21 6059 Los Angeles NW San Gabriel Mountains, Santa Clara River Watershed: Pole Canyon, above existing quarry (site proposed for expanded mining operations). 579 Comment
  RSA762253  Dactylis glomerata Orlando Mistretta, Christine Mistretta 2008-5-19 3108 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 100 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 1209 Comment
  UCR194071  Datisca glomerata R. G. Swinney, Dave Larson 1999-5-29 7215 Los Angeles San Gabriel Mtns., San Dimas Canyon, main fork c. 100 m north of confluence with East Fork 549 Comment
  RSA586471  Datisca glomerata Orlando Mistretta 1994-6-21 1379 A Los Angeles San Gabriel Mtns: Santiago canyon; drainage northwest of Pacifico Mtn 1829 Comment
  UC124581  Deinandra fasciculata H. M. Hall 1908-6-16 8285 Los Angeles Avalon Santa Catalina Island Comment
  UC620685  Deinandra fasciculata Muriel F. Wheeler 1938-7-2 893 Los Angeles at mouth of, e approach San Dunas Canyon; San Gabriel Mountains Comment
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Jul 28 2009
  UCSB28390  Deinandra fasciculata Tanowitz, Barry 1974-8-24 Los Angeles Via de la Paz; 1 block from Sunset Blvd., Pacific Palisades Comment
  UCR241699  Delosperma Dan S. Cooper 2012-9-6 912- 76 Los Angeles Los Angeles Basin, Culver City area, Baldwin Hills, Kenneth Hahn Park 137 Comment
  JEPS23355  Delphinium cardinale Frank W. Peirson 1918-6-28 49 Los Angeles foothills e Rubio Canyon (ne of Altadena); Angeles National Forest 609 Comment
  RSA772390  Delphinium parishii R. G. Swinney 2009-5-12 10715 Los Angeles lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg.) of Littlerock. 1061 Comment
  POM316456  Delphinium parryi Gordon Pilone 1962-6-24 505 Los Angeles 1 mile W of Topanga Canyon Road on [Robinson?] Road 305 Comment
  CAS-BOT-BC116271  Delphinium parryi subsp. parryi J. Ewan 1930-5-30 2249 Los Angeles Santa Monica Mts. 304 Comment
  JEPS60584  Delphinium patens subsp. hepaticoideum Frank W. Peirson 1918-5-19 50 Los Angeles Millards Canyon 609 Comment
  RSA149810  Delphinium patens subsp. hepaticoideum Wesley O. Griesel 1961-4-18 s.n. Los Angeles Switzers Inlet, San Gabriel Mountains. 762 Comment
  RSA400034  Delphinium patens subsp. hepaticoideum Albert J. Perkins 1913-5-25 s.n. Los Angeles Santa Anita Canyon. Comment
  UCR79370  Delphinium patens subsp. montanum Steve Boyd, Walter Appleby 1993-4-22 7984 Los Angeles Western San Gabriel Mtns., north of Sylmar & south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Near Los Pinetos Spring, at the head of Los Pinetos Canyon 976 Comment
  RSA0033838  Delphinium patens subsp. montanum Robert F. Thorne, M. Z. Thorne 1969-7-10 38374 Los Angeles Angeles National Forest: Blue Ridge, Holiday Hill. 2439 Comment
  SBBG38705  Dendromecon harfordii R. Moran 1941-2-25 613 Los Angeles Johnson's Valley 250 Comment
  UCSB11265  Dendromecon harfordii Hancock, Dan 1961-3-31 Los Angeles 1.4 miles No. of China wall on Catalina Island, 50 ft. W. of Coach Rd. Comment
  CAS-BOT-BC82902  Dendromecon rigida Le Roy Abrams; E. A. McGregor 1908-6-20 401 Los Angeles Liebre Mountains. Between Oakgrove Canyon and Elizabeth Lake. Comment
  CAS-BOT-BC82909  Dendromecon rigida Henry J. Thompson 1959-3-27 1897 Los Angeles Santa Monica Mountains. Saddle Peak. 0.5 mile northeast of peak. 609 Comment
  SBBG70126  Dendromecon rigida R. Hoffmann 1931-5-4 Los Angeles north Bouquet Cyn Comment
  RSA0034892  Dendromecon rigida J. Harris 1977-3-9 75 Los Angeles Little Tujunga Cyn., 4 miles north of Ranger Station. 762 Comment
  RSA233593  Dendromecon rigida subsp. rhamnoides Robert F. Thorne 1970-3-5 39362 Los Angeles Santa Catalina Island. N slope of Blackjack Mountain. 457 Comment
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Jan 22 2018
  RSA5300  Dendromecon rigida subsp. rhamnoides Carl B. Wolf 1932-10-5 4226 Los Angeles Santa Catalina Island. 1/3 mile from Black Jack Mine on road to Middle Ranch 457 Comment
  POM293135  Dendromecon rigida subsp. rigida Lyman Benson 1946-4-10 12008 Los Angeles San Antonio Wash; 2 mi. ne of Claremont 366 Comment
  RSA595955  Deschampsia danthonioides J. Travis Columbus, C. R. Annable, C. dos Santos, J. Mark Porter, M. E. Siqueiros D 1996-6-5 2688 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 rd. mi. W from jct. with Sierra Hwy., In vernal pool basin (not evident from rd.) on shelf just N of and above Plum Canyon bottom and rd turnout with an adjacent Populus sp., in NE of 3 small depressions within basin 610 Comment
  RSA0115471  Descurainia pinnata A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32065 Los Angeles Tehachapi Mtns. Foothills: along the road to the National Cement Plant, between Hwy 138 and the California Aqueduct. 1012 Comment
  UCR121217  Descurainia pinnata June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, 263rd St. south of Calif. Hwy 18 in Antelope Valley, along San Bernardino Co. line, NNW of Pinon Hills 1100 Comment
  CAS-BOT-BC43346  Descurainia pinnata subsp. glabra Steve Boyd; Amber Maurice 2004-5-18 11312 Los Angeles Transverse Ranges. Liebre Mountains region. Atmore Meadows area. Comment
  UCR281994  Descurainia pinnata subsp. glabra R. G. Swinney 2014-5-7 16413 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  RSA746855  Descurainia pinnata subsp. halictorum Orlando Mistretta 1992-5-21 380 Los Angeles San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  UCR186900  Descurainia sophia A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32020 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  UC792431  Dichelostemma capitatum Ira L. Wiggins 1949-2-22 11959 Los Angeles n end San Clemente Island Comment
  RSA649640  Dichelostemma capitatum subsp. capitatum Michael Horn 1991-4-30 4 Los Angeles San Gabriel Mountains. Take dirt road 4N06 2 1/2 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site. 1463 Comment
  RSA670385  Dichelostemma capitatum subsp. capitatum B. C. Templeton, I. W. Clokey 1930-4-8 1056 Los Angeles San Francisquito Canyon, San Gabriel Mts. 915 Comment
  SEINET3127292  Dichelostemma capitatum subsp. capitatum G. B. Grant, W. Wheeler 1904-1 119 /6148 Los Angeles Santa Catalina Island Comment
  UCR197779  Dichelostemma capitatum subsp. capitatum Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 21 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
  RSA376829  Dichelostemma capitatum subsp. capitatum F. H. Elmore 1939-11-26 1 Los Angeles San Clemente Island. Pyramid Cove. Comment
  POM70012  Dicoria canescens subsp. hispidula Marcus E. Jones 1924-9-17 s.n. Los Angeles Lancaster. Comment
  UC61705  Dieteria canescens var. canescens Geo. R. Hall 1904-9-1 Los Angeles Swartout Canyon San Antonio Mts. 2133 Comment
  UCD64151  Digitaria sanguinalis W. M. Phillipson 1915-1 s.n. Los Angeles Monrovia. Comment
  CAS-BOT-BC153055  Diplacus fremontii Le Roy Abrams 1901-4-6 1379 Los Angeles Big [Tunga] Tujunga Wash Comment
  SD42004  Diplacus longiflorus Darley F. Howe 1947-5-3 Los Angeles Topanga Canyon Comment
  CAS-BOT-BC150852  Diplacus puniceus Peter H. Raven 1962-5-22 17819 Los Angeles Santa Catalina Island: above Emerald Bay 121 Comment
  CAS-BOT-BC195610  Distichlis spicata Ernest C. Twisselmann 1970-9-8 17487 Los Angeles Antelope Valley: Avenue A 0.2 mile east of 30th Street West 731 Comment
  LA12289  Distichlis spicata Marjorie Bowler; 1937-11-12 101 Los Angeles street car track between National and Venice Blvd, Culver City Region Comment
  RSA724612  Dodecatheon clevelandii K. Dobry 1992-2-16 d- 1046 Los Angeles West Santa Monica Mts. 5 mil No of Pacific Coast Hwy. along E. Arroyo Sequit at Camp Shalom Comment
  SBBG98331  Dodecatheon clevelandii subsp. clevelandii P. A. Munz 1919-3-8 2293 Los Angeles Pomona Comment
  RSA590424  Dodecatheon clevelandii subsp. insulare Tim S. Ross 1993-4-21 6841 Los Angeles Santa Catalina Island. SW part of the island along major E-W ridge between 'Carlos' (972ft) and Cactus Peak (1560ft); 500-1200 ft. NNE to NE of 'Quartz' (1252ft) 396 Comment
  RSA190978  Dodecatheon clevelandii subsp. insulare Robert F. Thorne, Red Rollins, Doug Propst, R. Carolin 1967-3-18 36745 Los Angeles Lower end Bulrush Canyon. 244 Comment
  POM3628  Dodecatheon redolens I. M. Johnston 1918-7-6 2100 Los Angeles Prairie Fork of San Gabriel River 2134 Comment
  UCR150386  Draba corrugata L. C. Wheeler 1970-7-26 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, N slope of Mount Hawkins Comment
  POM366514  Drymocallis glandulosa var. glandulosa L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  RSA741025  Dryopteris arguta Justin M. Wood, Brandy Wood 2009-1-2 275 Los Angeles Evey Canyon, trail to Potato Mtn. 683 Comment
  RSA693696  Dryopteris arguta Thekla Mohr 1911-07 158 Los Angeles Los Angeles County Comment
  RSA423524  Dudleya densiflora Erwin Miller 19243 Los Angeles Fish Canyon, San Gabriel Mountains. Comment
  JEPS49924  Dudleya lanceolata Julia A. Bettys 1929-5-20 Los Angeles Manhattan Beach Los Angeles Comment
  POM82690  Dudleya lanceolata P. A. Munz 1925-4-23 9424 Los Angeles San Gabriel Canyon. 305 Comment
  RSA603340  Dudleya lanceolata Scott D. White 1997-5-22 5216 Los Angeles Azuza; alluvial fan E and W of levee; between Foothill Blvd. crossing and San Gabr. Valley Gun Club. 183 Comment
  RSA733226  Dudleya lanceolata R. G. Swinney 1998-8-17 6768 Los Angeles Upper Coldwater Canyon at NE end of Heaton Flat Trail 1244 Comment
  UCR216455  Dudleya lanceolata Nolan M. Ung 2008-5-26 035 Los Angeles San Gabriel Mountains, San Antonio Canyon above Upland, south of Mt. Baldy Village at Angeles National Forest fire station, just north of Shinn Rd., near San Bernardino Co. line 762 Comment
  UCR238637  Dudleya lanceolata Anuja Parikh, Nathan Gale 2010-6-30 3379 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Peak, 0.8 km ESE of the summit, [Upper Clamshell Truck Trail]1.7 km N of White Saddle 1250 Comment
  CAS-BOT-BC109673  Dudleya multicaulis Louis C. Wheeler 1932-5-8 695 Los Angeles San Jose Hills. Puddingstone Dam. 304 Comment
  SD44594  Dudleya multicaulis Reid Moran 1949-6-10 3087 Los Angeles Puddingstone Hills. Comment
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Aug 12 2014
  CATA3545  Dudleya virens subsp. hassei Peter J. Dixon 2018-5-26 109 Los Angeles Santa Catalina Island: Channel side; West End of Island, Emerald Bay; from point between Emerald Bay and Howlands Landing, rocky bluffs near coast, n-facing. 5 Comment
  SEINET3156751  Dysphania pumilio Unknown 1906-10-4 7178 Los Angeles Pasadena; southern California Comment
  POM365256  Echinochloa crus-galli Harry H. Stone 1936-3-22 s.n. Los Angeles South Gate School. Comment
  UCR209313  Echinochloa crus-galli A. C. Sanders 2009-11-6 37219 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA609812  Echinocystis R. S. Woglum 1934-3-25 s.n. Los Angeles South Coast: Pacoima; San Fernando Valley. Comment
  RSA699879  Echium candicans LeRoy Gross 2004-3-19 1207 Los Angeles San Rafael Hills: North section of hills; Gate # 4 Along Ridge Motorway (dirt road) at corner of Camino San Rafael and Flintridge drive. 502 Comment
  UCR256565  Ehrendorferia chrysantha Anuja Parikh, Nathan Gale 2011-6-24 3503 Los Angeles Transverse Ranage; San Gabriel Mountains, south of Rabbit Peak, 1.2 km east of Angeles Forest Hwy, just southeast of Monte Cristo Creek 1222 Comment
  UCR205092  Ehrharta calycina R. G. Swinney 2008-4-10 8644 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, confluence of Lodi Canyon with San Dimas Canyon, just south of San Dimas Reservoir 402 Comment
  UCR180360  Eleocharis macrostachya Scott D. White, Pam Devries 2006-5-9 11407 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy and SW of Gorman Post Road 1098 Comment
  RSA365406  Eleocharis montevidensis var. montevidensis I. M. Johnston 1917-6-14 1909 Los Angeles West of Pomona. Comment
  CAS-BOT-BC113279  Eleocharis parishii Roxana S. Ferris 1918-6-12 923 Los Angeles In marsh around artesian well at Lancaster. Comment
  UCR191201  Eleocharis parishii R. G. Swinney 1999-6-30 7477 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.3 mi. north of Big Pines Hwy at All Nations Camp 1561 Comment
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May 10 2012
  RSA597030  Elymus glaucus subsp. jepsonii Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3844 Los Angeles San Gabriel Mountains. Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip). 1884 Comment
  RSA608837  Elymus glaucus subsp. jepsonii L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Oak Spring, Oak Spring Canyon, off Little Tujunga. 793 Comment
  UC188831  Elymus multisetus J. H. Barber 1900-5-5 Los Angeles Santa Monica Forestry Station Comment
  UCR65254  Elymus triticoides F. R. Fosberg 1931-5-7 S- 04831 Los Angeles Channel Islands, Santa Catalina Island, hillside above dam, Cottonwood Canyon Comment
  RSA708022  Elytrigia intermedia subsp. intermedia Scott D. White, Jennifer H. Jones 2005-6-23 11148 Los Angeles Acton area. South of Powerline access road (ANF 4N32), between Arrastre Canyon and Moody Canyon. 976 Comment
  CATA170  Emmenanthe penduliflora Mark L. Hoefs, A. Douglas Propst 1973-4-6 133 Los Angeles Santa Catalina Island: Middle of Cape Canyon, southeast exposure 304 Comment
  CDA40331  Emmenanthe penduliflora T. C. Fuller 1962-4-1 8171 Los Angeles Bank of San Dimas Canyon wash, 1.6 miles north of Foothill Boulevard, San Dimas. 0 Comment
  RSA401549  Emmenanthe penduliflora F. R. Fosberg 1930-7-3 s 3079 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA401550  Emmenanthe penduliflora Anstruther Davidson 1890-3-14 1929 Los Angeles Los Angeles. Comment
  RSA608530  Emmenanthe penduliflora Louis C. Wheeler 1930-4-26 29 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  UCR193512  Emmenanthe penduliflora Dan S. Cooper 2008-3-20 s.n. Los Angeles Los Angeles Basin, upslope of Ganymede Dr., east of Division St., Mt. Washington, Los Angeles 194 Comment
  SEINET12271175  Emmenanthe penduliflora Unknown 1933-1 8511 Los Angeles Hollywood hills Comment
  LA200516  Emmenanthe penduliflora var. penduliflora M. Zartlin; 1951-5-18 sn Los Angeles Comment
  RSA660093  Emmenanthe penduliflora var. penduliflora Orlando Mistretta 1992-6-12 543 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  RSA0108885  Encelia actoni R. G. Swinney 2010-5-21 12871 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. 1299 Comment
  RSA710390  Encelia actoni LeRoy Gross 2005-5-3 2254 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
  CAS-BOT-BC131193  Encelia californica R. M. Beauchamp 1967-1-29 151 Los Angeles In canyon west and below Marine Outpost above Pyramid Cove, San Clemente Island Comment
  CATA576  Encelia californica Mark L. Hoefs 1991-4-7 1014 Los Angeles Santa Catalina Island: Hillside next to road south-east of Little Harbor 22 Comment
  SBBG42167  Encelia californica M. B. Dunkle 1939-4-5 7280 Los Angeles Pyramid Cove Comment
  SD92015  Encelia californica Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-24 22698 Los Angeles San Clemente Island 110 Comment
  SFV5531  Encelia californica W. A. Kelley 1969-4-1 s. n. Los Angeles Santa Monica Mountains Studio City. Near Laurel Canyon. Comment
  UC1584699  Encelia californica Tim Ross 1991-3-24 4314 Los Angeles Whittier Hills Puente Hills, Whittier Hills 310 Comment
  UC206240  Encelia californica Katharine Brandegee Los Angeles Santa Catalina Id. Comment
  OBI70283  Encelia farinosa Louis C. Wheeler 1973-5-16 s.n. Los Angeles San Gabriel Mtns: Mouth of Van Tassel Cyn Comment
  UCR178173  Encelia farinosa LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 723 Los Angeles Transverse Ranges: Verdugo Mountains, SW-trending ridge east of the Brand Canyon Cemetery and west of the land fill; lower part of Brand Park Motorway 307 Comment
  RSA478365  Endolepis covillei Anstruther Davidson 1892-7-4 s.n. Los Angeles Lancaster. Comment
  UCR123647  Ephedra californica Steven R. Hill, K. Kramer 2001-4-22 33361 Los Angeles San Gabriel Mtns./SW Mojave Desert, Elizabeth Lake Road, 9.7 mi by road SSW of the junction with Johnson Road, vicinity of Bee Canyon 549 Comment
  UC1537114  Ephedra nevadensis Gordon H. True Jr. 1935-5-16 300 Los Angeles dry mesa at head Mint Canyon 914 Comment
  UCR147274  Epilobium canum Orlando Mistretta 1992-8-20 760 Los Angeles Transverse Ranges; San Gabriel Mtns, Mt. Gleason Management Unit; Mt Gleason, Tujunga Ranger District 1698 Comment
  CAS-BOT-BC166206  Epilobium canum subsp. canum Steven A. Junak 1996-9-28 SCI- 677 Los Angeles San Clemente Island: W side of island, in Box Canyon, ca. 0.5 miles downstream from Triangulation Point Snapper 304 Comment
  CAS-BOT-BC166209  Epilobium canum subsp. canum I. M. Johnston 1917-12-5 1805 Los Angeles Stoddard's [Canon] Canyon 685 Comment
  POM211810  Epilobium canum subsp. canum S. F. Blake 1910-7-23 438 Los Angeles Los Angeles. Comment
  RSA158306  Epilobium canum subsp. canum Peter H. Raven 1962-7-10 17975 Los Angeles Upper reaches of Cave Canyon, the large canyon draining southwest from Thirst, San Clemente Island. Comment
  RSA358480  Epilobium canum subsp. canum Robert F. Thorne 1973-09 44731 Los Angeles Santa Catalina Island: Big Spring. Comment
  RSA448511  Epilobium canum subsp. canum Renee S. Lieb 1969-7-22 s.n. Los Angeles Bouquet Canyon, c. 3 miles north of Saugus. Comment
  RSA588395  Epilobium canum subsp. canum E. A. Purer 1932-8-31 s.n. Los Angeles Palos Verdes Hills. Comment
  RSA588398  Epilobium canum subsp. canum Samuel R. Tyson 1942-11-27 s.n. Los Angeles San Dimas Experimental Forest. West Fork of San Dimas Canyon. Comment
  RSA588443  Epilobium canum subsp. canum G. R. Johnstone 1929-7-21 s.n. Los Angeles Santa Catalina Island. Comment
  UCD105435  Epilobium canum subsp. canum M. Vincent 1962-7-10 277 Los Angeles Piuma Road, 3 miles E of Malibu Canyon Road. Comment
  LA206138  Epilobium canum subsp. latifolium Joseph Andorfer Ewan; 1931-8-4 4814 Los Angeles San Bernardino Mountains, Fawnskin Valley Road 2133 Comment
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Jun 12 2015
  UC1586220  Epilobium canum subsp. latifolium Tim Ross 1991-8-16 5840 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat USGS 7.5' quad (near margin of dry stream depression) 1719 Comment
  UCR271133  Epilobium canum subsp. latifolium R. G. Swinney 2011-10-10 15725 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  RSA448502  Epilobium canum subsp. mexicanum F. H. Elmore 1939-11-24 s.n. Los Angeles Wilson Cove, San Clemente Island. Comment
  RSA448494  Epilobium ciliatum E. S. Spalding 1923-7-12 s.n. Los Angeles Los Angeles. Comment
  RSA162772  Epilobium ciliatum subsp. ciliatum J. D. Olmsted 1959-5-13 622 Los Angeles In Evey Canyon, 1/4 mi. west of San Antonio Canyon. 701 Comment
  RSA732925  Epilobium ciliatum subsp. glandulosum R. G. Swinney 1999-8-14 7627 Los Angeles San Gabriel Mtns.: Upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4 air mi WSW of Dawson Peak 2146 Comment
  RSA773911  Epilobium densiflorum R. G. Swinney 2009-7-22 11346 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 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
  UC4488  Epipactis gigantea J. H. Barber 1897-6-29 212 Los Angeles near Acton; Bear Canyon 1066 Comment
  UCR119561  Equisetum hyemale subsp. affine L. C. Wheeler 1973-2-3 s.n. Los Angeles Venice, by 2605 Strongs Drive Comment
  RSA733582  Equisetum laevigatum R. G. Swinney 1998-7-29 6524 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m abve canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  RSA598589  Equisetum laevigatum L. C. Wheeler 1967-5-24 9733 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 678 Comment
  SEINET10530320  Equisetum myriochaetum Alfred J. McClatchie 1895-1 McClatchie UMO 31425 Los Angeles New Pasadena, CA. Comment
  UCD64537  Eragrostis pectinacea Robert L. Forsyth 1957-10-1 Los Angeles Antelope Valley Field Station, west of Lancaster. Comment
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Mar 6 2012
  RSA421556  Eremocarpus setiger Samuel R. Tyson 1943-7-7 s.n. Los Angeles San Dimas Canyon 457 Comment
  RSA605817  Eremocarpus setiger L. C. Wheeler 1966-10-27 9098 Los Angeles San Gabriel Mountains: West Fork San Gabriel Canyon, just north of Rincon Ranger Station. Comment
  OBI6197  Eremothera boothii subsp. decorticans Shirley Vaughan 1974-5-11 7 Los Angeles 10th St E between Kettering and Ave I, Lancaster 718 Comment
  UC880226  Eriastrum sapphirinum Ira W. Clokey, B. Templeton May 1929 4549 Los Angeles Mandeville Canyon; Santa Monica Mountains 350 Comment
  CAS-BOT-BC286761  Ericameria cuneata var. cuneata Joseph Andorfer Ewan; Nesta Ewan 1936-8-16 10077 Los Angeles Shoulder of Mt. Waterman, San Gabriel Mts. 2423 Comment
  CAS-BOT-BC287631  Ericameria linearifolia L. R. Abrams 1941-4-18 13872 Los Angeles State Highway 138, western end of Antelope Valley Comment
  SBBG112161  Ericameria linearifolia C. Bornstein, E. Collins 1997-4-14 Los Angeles USFS Rd N2, ca. 1.2 mi W of jct with Sawmill Mt Rd 1211 Comment
  POM359395  Ericameria linearifolia Anonymous s.n. Los Angeles [Unspecified] Comment
  UCR259237  Ericameria nauseosa subsp. consimilis R. G. Swinney 2010-9-9 13750 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA730183  Ericameria nauseosa var. bernardina R. G. Swinney 1998-9-4 6894 Los Angeles San Gabriel Mtns.; dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi east of Hwy 2 on 3N06 2241 Comment
  UC1137172  Ericameria nauseosa var. hololeuca J. Horton 1936-12-10 424 Los Angeles near Volfe Canyon; San Dimas Experimental Forest, Pomona Quad. 975 Comment
  CHSC36045  Ericameria nauseosa var. mohavensis James Henrickson 1972-11-2 8105 Los Angeles 8 mi. NW of Newhall, NW of jct. of Hwy. 5 and Hasley Cyn. Rd. On ridges above fields. 365 Comment
  RSA620013  Ericameria palmeri var. pachylepis LeRoy Gross 1998-11-15 100 Los Angeles Santa Susana Mountains.: North on Interstate 5, exit Calgrove, west to old road, south to Towsley Canyon. City of Newhall. 426 Comment
  CHSC95436  Ericameria parishii LeRoy Gross 2001-9-1 446 Los Angeles Los Angeles Basin: Verdugo Mountains; north side, Along Hostetter Mountain Way. On steep old bulldoze ridge line that runs east off of Hostetter. 610 Comment
  POM47578  Ericameria parishii var. parishii I. M. Johnston 1924-8-13 s.n. Los Angeles Evey-Palmer Canyon Firebreak 1066 Comment
  SFV6721  Ericameria parishii var. parishii R. Johnson Oct 1974 s. n. Los Angeles San Gabriel Mountains Wilson Canyon. 671 Comment
  SEINET13387044 Image available Ericameria parryi R. G. Swinney 2011-1 15706 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom (Crystal Lake 7.5' Q.) (T3N R9W S11) 2353 Comment
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Sep 6 2017
  CAS-BOT-BC293146  Ericameria pinifolia F. Grinnell Jr. 1917-8-19 s.n. Los Angeles Pacoima Wash near San Fernando Comment
  CAS-BOT-BC293149  Ericameria pinifolia Carl B. Wolf 1931-9-6 2469 Los Angeles 1/2 mile east of Pacoima Creek Bridge on the Tujunga to San Fernando Road 365 Comment
  CAS-BOT-BC293350  Ericameria teretifolia C. B. Wolf 1931-11-2 2505 Los Angeles Mint Canyon, 1 mile above where road from Acton joins the Highway 975 Comment
  RSA755871  Erigeron breweri var. bisanctus R. G. Swinney 2008-7-13 9193 Los Angeles San Dimas Experimental Forest, middle fork of Bell Canyon at debris basin 762 Comment
  UC135181  Erigeron breweri var. bisanctus C. F. Baker 1903-8-2 3658 Los Angeles near Claremont; San Antonio Canon Comment
  RSA0080728  Erigeron foliosus R. G. Swinney 2010-9-9 13752 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA660190  Erigeron foliosus Orlando Mistretta 1992-7-9 644 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  SFV13105  Erigeron foliosus var. foliosus W. M. Perry 1980-8-29 112 Los Angeles San Gabriel Mountains Pine Mountain, turnout on dirt road. Comment
  UCR281719  Erigeron foliosus var. franciscensis Neil Uelman 2017-6-27 s.n. Los Angeles Palos Verdes Peninsula, George F. Trail, east of Portuguese Bend Rd. 332 Comment
  RSA0108837  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-21 12885 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  UCR155143  Eriodictyon crassifolium var. nigrescens A. C. Sanders 2005-5-5 29947 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, west edge of Cruzan Mesa, north of Bench Mark 'Plum 671 Comment
  UCR252892  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-11 12646 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
  RSA658405  Eriodictyon trichocalyx R. Aguayo 1992-5-22 3 Los Angeles 13.5 mi. north of Interstate 210 in Azusa on Sate Hwy. 39 to gated road along West Fk. San Gabriel Riv. 0.3 mi. west of gate, roadside. 884 Comment
  RSA293454  Eriodictyon trichocalyx var. trichocalyx S. Carlquist 1981-5-3 15649 Los Angeles Lightning Ridge, Angeles Crest Highway east of Mt. Islip. 2073 Comment
  RSA455059  Eriodictyon trichocalyx var. trichocalyx N. C. Cooper 4212 Los Angeles Angeles Crest Highway Comment
  RSA0020546  Eriodictyon trichocalyx var. trichocalyx Mildred R. Solomen 1931-7-12 s.n. Los Angeles Mt. Wilson. Comment
  UCR224266  Eriogonum R. G. Swinney 2009-6-24 11272 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  IRVC28811  Eriogonum angulosum A. C. Sanders 2003-8-5 27112 Los Angeles Newhall Ranch, Potrero Canyon, ridge on north side of valley NE of old ranch headquarters NE end of Santa Susana Mtns. 320 Comment
  RSA393106  Eriogonum brachyanthum L. E. Hoffman 1931-11-9 s.n. Los Angeles Mojave Desert near mouth of Little Rock Creek. Comment
  LA52298  Eriogonum cinereum L. Ellison; 1930-3-9 sn Los Angeles Comment
  RSA0022259  Eriogonum davidsonii Duncan S. Bell, Caitlin Elam 2013-8-1 5549 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; above Columbine Spring. 2312 Comment
  UC1584917  Eriogonum davidsonii Tim Ross, Steve Boyd 1991-7-24 5645 Los Angeles nne slope Grantite Mountain Granite Mountain, Pacifico Mountain USGS 7.5' quadrangle 1901 Comment
  RSA766449  Eriogonum elongatum Joseph A. Ewan 1927-9-20 1514 Los Angeles Near ridge Higgins Canyon, Santa Monica Mts. 305 Comment
  CDA12157  Eriogonum elongatum var. elongatum A. Overturf 1989-12-28 s.n. Los Angeles Angeles National Forest; Eaton Canyon, immediately to the S below Mt. Wilson. Comment
  POM11337  Eriogonum elongatum var. elongatum I. M. Johnston 1917-8-23 1716 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  PASA1468  Eriogonum fasciculatum Ruth M. Evans 1932-3-15 Los Angeles Lone Hill, Glendora Comment
  LA206854  Eriogonum fasciculatum var. foliolosum J. A. Ewan; 1931-8-3 4801 Los Angeles San Gabriel Mountains, Strawberry Peak 1615 Comment
  RSA526468  Eriogonum fasciculatum var. foliolosum Tim S. Ross 1991-3-24 4315 Los Angeles Whittier Hills (Puente Hills, pro parte). 341 Comment
  SBBG62041  Eriogonum fasciculatum var. foliolosum R. Hoffmann 1927-6-14 Los Angeles E end of Pine Cyn Comment
  UC56931  Eriogonum fasciculatum var. foliolosum E. B. Babcock Nov 1902 Los Angeles near Pomona Comment
  UCR125235  Eriogonum fasciculatum var. foliolosum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25505 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, dry side canyon near its mouth on north side of road, NE of bench mark 1205 396 Comment
  CAS-BOT-BC250110  Eriogonum fasciculatum var. polifolium Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3395 Los Angeles San Gabriel Mountains. Little Rock Creek: Joshua Tree Campground on the SW side of Little Rock Reservoir 1002 Comment
  UC849438  Eriogonum giganteum Carl B. Wolf 1932-10-4 4226 Los Angeles above Amphitheatre; Santa Catalina Island, Avalon 30 Comment
  UC1930069  Eriogonum gracile Scott D. White, Michael Honer 2003-6-11 9538 Los Angeles LIEBRE MOUNTAINS: Tapia Canyon. About 2 air miles east of Interstate 5 junction at Old Ridge Route. (Newhall) Comment
  CAS-BOT-BC253468  Eriogonum gracile Cecil Hart 1926-7-19 s.n. Los Angeles Cajon Pass Comment
  POM2322  Eriogonum gracile N. R. Shaw 1900-6-7 s.n. Los Angeles Claremont. Comment
  SBBG125880  Eriogonum inflatum A. Parikh, N. Gale 2010-6-8 3266 Los Angeles Sierra Pelona, NW of Vincent and Soledad Pass, 3.3 km NW of State Hwy 14; E Liebre Mtns 1150 Comment
  UCR239043  Eriogonum inflatum Anuja Parikh, Nathan Gale 2010-6-8 3266 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, northwest of Vincent and Soledad Pass, 3.3 km northwest of State Hwy 14, under power lines 1150 Comment
  SBBG61817  Eriogonum maculatum R. Hoffmann 1929-5-20 Los Angeles W Mojave Desert Comment
  SD121733  Eriogonum mohavense H. Dearing, M. Dearing 1949-4-27 6760 Los Angeles Western Mohave Desert Comment
  RSA755592  Eriogonum nudum subsp. pauciflorum R. G. Swinney 2008-7-15 9231 Los Angeles Cloutburst Summit, north of Hwy 2 and west of Winston Peak trail 2140 Comment
  CAS-BOT-BC258577  Eriogonum ordii A. C. Sanders; T. B. Salvato 2005-4-26 29730 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon road, near powerlines 610 Comment
  SBBG65167  Eriogonum ordii R. Hoffmann 1930-6-6 Los Angeles Piru Crk, Liebre Stn Comment
  SD38709  Eriogonum parvifolium var. parvifolium Edith A. Purer 1931-2-21 Los Angeles El Segundo, sand dunes 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
  CDA22652  Eriogonum roseum Phillipson 1915-7-12 Los Angeles Monrovia. Comment
  UCR266797  Eriogonum roseum Mitch Provance, Scott Duff 2015-11-9 1115- 07 Los Angeles Antelope Valley, Del Sur, SCE transmission route about 8 miles W of Lancaster, c. 0.5 miles NNW of W Avenue J and 100th St. W 733 Comment
  RSA424901A  Eriogonum saxatile Anstruther Davidson s.n. Los Angeles Top Mt. San Antonio [Los Angeles - San Bernardino counties]. Comment
  RSA782020  Eriogonum saxatile Elizabeth A. Kempton, Eric Paul 2006-6-28 402 Los Angeles Santa Clara Divide Road (FS#3N17.4) 1748 Comment
  RSA0011355  Eriogonum thurberi Orlando Mistretta, Youssef Atallah 2011-8-12 6014 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy. On bench above Aliso Creek. 1083 Comment
  UCR266372  Eriogonum thurberi D. E. Bramlet, Allison D. Rudalevige 2009-4-30 4383 Los Angeles Transverse Range; San Gabriel Mtns., lower Big Tujunga Creek Wash, NE of Foothill Blvd. 363 Comment
  JEPS97064  Eriogonum thurberi unknown 1928-7-7 Los Angeles 3 mi W of Castaic (Little Martinez Creek) Comment
  UC56640  Eriogonum thurberi Ernest Braunton 574 Los Angeles L. A. River, Hobart Comment
  CAS-BOT-BC268170  Eriogonum umbellatum var. minus Le Roy Abrams; E. A. McGregor 1908-7-3 609 Los Angeles North Baldy Mountain, San Gabriel Mountains Comment
  RSA330820  Eriogonum umbellatum var. minus Wayne E. Sawyer 1981-7-24 108 Los Angeles San Gabriel Mountains, Angeles National Forest: Crest trail, 0.7 mile west of Mt. Hawkins 2530 Comment
  RSA230192  Eriogonum umbellatum var. munzii Robert F. Thorne 1969-7-2 38264 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  UCR124687  Eriogonum umbellatum var. munzii B. C. Templeton 1932-8-27 5111 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  SEINET6088125  Eriogonum wrightii Louis C. Wheeler 1968-7-23 Los Angeles San Gabriel Mtns Comment
  RSA420609  Eriogonum wrightii var. subscaposum F. R. Fosberg 1931-8-11 S- 5646 Los Angeles Pine Flats, north fork, San Gabriel Canyon, San Gabriel Mountains 1820 Comment
  RSA700513  Eriogonum wrightii var. subscaposum Gary D. Wallace 1985-7-5 2237 Los Angeles San Gabriel Mountains: Mt. Islip. Angeles National Forest. 2515 Comment
  CAS-BOT-BC297917  Eriophyllum confertiflorum Joseph Andorfer Ewan 1936-8-9 10027 Los Angeles On road cut, 0.5 mile N of Bald Flat on Blue Ridge, San Gabriel Mts 2529 Comment
  POM357915  Eriophyllum confertiflorum Fay A. MacFadden 1931-4-20 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA0088575  Eriophyllum confertiflorum R. G. Swinney 2010-5-29 13019 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
  RSA654645  Eriophyllum confertiflorum Fred Brooks, P. Sobkowiak 1988-4-23 10 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  RSA729648  Eriophyllum confertiflorum R. G. Swinney 1998-7-2 6244 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  SD186084  Eriophyllum confertiflorum A. C. Sanders, Mark A. Elvin 2003-6-18 26949 Los Angeles Santa Susan Mountains; northwest of head of Sulphur Canyon. 1036 Comment
  UCD132156  Eriophyllum confertiflorum Daryl Koutnik 1978-6-3 512 Los Angeles Mulholland Highway across from Calabasas High School and east of Old Topanga Canyon. 304 Comment
  UCD168222  Eriophyllum confertiflorum J. W. Barry 1980-5-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  UCR43304  Eriophyllum confertiflorum David Charlton 1986-6-15 224 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  SEINET11850717  Eriophyllum confertiflorum C. L. Abbott 1926-1 s.n. Los Angeles Los Angeles Comment
  CDA5243  Eriophyllum confertiflorum var. confertiflorum G. C. Fleischman 1952-4-26 Los Angeles Mint Canyon, Highway. 0 Comment
  LA105418  Eriophyllum confertiflorum var. confertiflorum Barry A. Prigge; 8532 Los Angeles Santa Susana Mountains, between Falls Creek and Devil Canyon: ca. 1 air mi. NE of junction of Simi Valley Frwy and Topanga Canyon Blvd 502 Comment
  RSA0089516  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-7-21 15526 Los Angeles Strawberry Peak summit 1860 Comment
  RSA753999  Eriophyllum confertiflorum var. confertiflorum Anonymous 670604 Los Angeles San Gabriel Mts., Angeles National Forest, Switzers campground 1006 Comment
  UC1118341  Eriophyllum confertiflorum var. confertiflorum G. T. Nordstrom 1935-3-25 404 Los Angeles 1.75 mi se of mouth of Beartrap Canyon; Santa Barbara National Forest, Tejon Quadrangle 792 Comment
  UCR270226  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-10-10 15730 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  SBBG89131  Eriophyllum pringlei A. C. Sanders, B. Pitzer, J. Lyman 1988-4-4 7767 Los Angeles near Quartz Hill in Lancaster, S of Ave L at 37th Street W; T7N, R12W, W/2 of NE/4 of NW/4 S31 746 Comment
  HSC5626  Eriophyllum pringlei C. S. Apperson 1966-4-24 Los Angeles 1.5 mi. up 240th St. from Hwy. 138, 8.5 mi. from Pearblossom Comment
  SBBG131707  Erodium botrys S. A. Junak 1999-5-21 SCa 965 Los Angeles ridge just E of KBRT Radio Station, along S side of Airport Rd, on E side of KBRT Valley 445 Comment
  RSA729813  Erodium cicutarium R. G. Swinney 1998-7-10 6391 Los Angeles San Gabriel Mtns.: SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2. 2250 Comment
  UCR205219  Erodium cicutarium R. G. Swinney 2006-6-18 8533 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center 1402 Comment
  UCR90276  Erodium cicutarium Karen Kirtland 1993-4-10 s.n. Los Angeles Western Mojave Desert, Lancaster, east of 10th Street E between Avenue 'F' and 'G 709 Comment
  RSA0042676  Erodium cicutarium Laura Moore, Jean Moore 1999-4-25 029 Los Angeles Pitzer College, Claremont: Northwest section of Outback, approximately 5 yards from western boundary with Harvey Mudd Soccer Field. 350 Comment
  SEINET12182148  Erodium cicutarium J. F. Bright, Wyman, C. 1931-1 5308 Los Angeles Antelope Valley Comment
  RSA279115  Erodium moschatum Robert F. Thorne 1971-3-18 41496 Los Angeles Cobal Canyon, 3 miles N of Claremont 503 Comment
  SFV21073  Erodium moschatum L. Gross 2001-3-23 343 Los Angeles Verdugo Mountains North side of mountains on Whiting Woods Mountainway, dirt road at end of Whiting Woods Road, in Verdugo City. Road starts at Henderson Canyon and climbs to the main crest. 427 Comment
  UCR209935  Erysimum capitatum R. G. Swinney 2008-7-15 9214 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  LA204347  Erysimum capitatum var. capitatum Carl Epling; May 1925 sn Los Angeles Mint Canyon 1523 Comment
  UCD114835  Erysimum cheiri Robert F. Thorne; P. C. Everett 1964-2-7 33447 Los Angeles Santa Catalina Island, road to Pebbly Beach from Avalon. 3 Comment
  SD40151  Erysimum suffrutescens Edith A. Purer 1931-2-21 91 Los Angeles El Segundo Comment
  CAS-BOT-BC402727  Eschscholzia caespitosa Munz; Street; Williams 1919-4-19 2492 Los Angeles Lone Hill Comment
  RSA642278  Eschscholzia caespitosa Orlando Mistretta 1995-6-23 1845 Los Angeles San Gabriel Mountains: Lookout Mt. Trail. 1463 Comment
  UC85501  Eschscholzia caespitosa C. F. Baker 1904-4-22 4180 Los Angeles Monrovia Comment
  RSA0091112  Eschscholzia californica R. G. Swinney 2011-4-28 14544 Los Angeles north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 878 Comment
  RSA732720  Eschscholzia californica A. C. Sanders 2003-4-29 26188 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, N of Charlie Canyon and E Lake Hughes Rd. 396 Comment
  SBBG70157  Eschscholzia californica R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  RSA0034925  Eschscholzia californica P. R. Brown 1970-4-27 17 Los Angeles Amphitheater, Canon de Lana. Woodland Hills Nature Center. Comment
  SEINET12102670  Eschscholzia californica J. F. Bright, Wyman, C. 1931-1 5494 Los Angeles near Pasadena Comment
  RSA433674  Eschscholzia californica subsp. californica Amelia Eatherton 1930-04 s.n. Los Angeles Roadside, Eagle Rock Comment
  RSA3715  Eschscholzia californica var. peninsularis Carl B. Wolf 1932-5-11 3562 Los Angeles Santa Catalina Island. Canyon above the road, Fourth o' July Cove. 30 Comment
  CAS-BOT-BC83104  Eschscholzia minutiflora Marjorie Shaw; Edna Spaulding; Mrs. C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. Comment
  UCR151657  Eschscholzia minutiflora R. G. Swinney 1998-4-14 5980 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  POM243796  Eschscholzia ramosa F. R. Fosberg 1931-4-13 692 Los Angeles Pebble [Pebbly] Beach, Santa Catalina Island. Comment
  SBBG11601  Eschscholzia ramosa P. H. Raven 1962-5-9 17646 Los Angeles rd just N of Guds 249 Comment
  RSA0010845  Eucalyptus camaldulensis R. G. Swinney 2008-11-30 9889 Los Angeles Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy. 165 Comment
  RSA0010850  Eucalyptus camaldulensis LeRoy Gross 2001-9-1 445 Los Angeles Verdugo Mountains; north side, Along the bottom of Hostetter Mountain Way where road is paved, parallel with 210 freeway. 549 Comment
  OBI79196  Eucalyptus globulus A. C. Sanders, Dan S. Cooper 2010-4-30 38116 Los Angeles South Coast: Madrona Marsh, Torrance (Torrance 7.5' Q) 24 Comment
  RSA0012598  Eucalyptus globulus George Maruko 1948-2-23 s.n. Los Angeles View Heights, Los Angeles. 183 Comment
  RSA673618  Eucalyptus rudis LeRoy Gross 2003-1-25 685 Los Angeles Johnston's Motorway from Indian Springs Estates (private Homes) but with trail easement at gated end of Iverson Road off Santa Susana Pass Road. climbs to main crest 549 Comment
  RSA702907  Eucrypta chrysanthemifolia Scott D. White, Pam DeVries 2004-5-18 10409 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  UCR155382  Eucrypta chrysanthemifolia A. C. Sanders, T. B. Salvato 2005-5-24 30281 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, c. 0.5 mi. NW of community of Mint Canyon 610 Comment
  POM296801B  Eucrypta chrysanthemifolia Lyman Benson 1946-3-29 12287 Los Angeles Indian Hill, Claremont. 427 Comment
  UC1587615  Eucrypta chrysanthemifolia var. chrysanthemifolia Tim Ross 1991-4-21 4522 Los Angeles Whittier Hills (Puente Hills pro parte), MIddle Turnbull Canyon drainage just sw of old water tank Whittier Hills; Whittier Hills (Puente Hills pro parte) 219 Comment
  RSA584295  Eucrypta chrysanthemifolia var. chrysanthemifolia Tim S. Ross 1993-5-27 7332 Los Angeles W end of the San Gabriel Mountains: Wilson Canyon, along the riparian strip. 588 Comment
  RSA656247  Eucrypta chrysanthemifolia var. chrysanthemifolia Joseph M. Keefe 1977-3-2 20745 Los Angeles Verdugo Mountains, Glendale, along Deer Creek, 0.5 Km west of Masinter Debris Dam, west of Oakmont Country Club. 396 Comment
  JEPS31736  Eulobus californicus Frank W. Peirson 1919-3-27 349 Los Angeles hills w Arroyo Seco; San Gabriel Mountains 426 Comment
  UCR116945  Euphorbia albomarginata A. C. Sanders, D. Malueg 2001-5-17 24319 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 122 Comment
  UCD142557  Euphorbia albomarginata Louis C. Wheeler 1946-8-27 6252 Los Angeles San Gabriel Mountains: Angeles Forest Highway, 1/2 mile southerly from Vincent on edge of San Gabriel Mountains. 1005 Comment
  RSA436005  Euphorbia crenulata Arthur B. Shepard 1933-3-22 s.n. Los Angeles Verdugo Woodlands, Glendale Comment
  UCR213925  Euphorbia maculata Justin M. Wood 2009-7-25 1159 Los Angeles San Gabriel Valley, city of Claremont, private residence on Ramona Ave, just southeast of intersection of Arrow Highway and Mills Ave. 351 Comment
  RSA607628  Euphorbia maculata L. C. Wheeler 1950-9-10 6788 Los Angeles San Gabriel Mountains. San Dimas Canyon Dam. 434 Comment
  UCD142568  Euphorbia melanadenia Fay A. MacFadden 1931-3-4 s.n. Los Angeles Tuna Canyon. Comment
  UCR1454  Euphorbia melanadenia Richard Bitterolf 1961-4-22 s.n. Los Angeles San Gabriel Mtns., On the Lupin Trail 1/2 mi from Sierra Madre Reservoir in Little Santa Anita Canyon 305 Comment
  SD215498  Euphorbia peplus Louis C. Wheeler 1947-4-13 6464 Los Angeles San Gabriel Mountains: Sunset Ridge on south side of Millard Canyon. 640 Comment
  UCD142795  Euphorbia serpillifolia S. I. Apfelbaum 1980-9-27 22 Los Angeles Lopez canyon landfill. Comment
  LA201012  Festuca microstachys Carl Wishner; 1998-4-25 2591 Los Angeles SANTA MONICA MOUNTAINS, Ladyface Mountain, E arm, along Kanan Dume Rd. 250.0 Comment
  CATA1831  Festuca myuros Denise Kraus 2000-4-20 10 Los Angeles Santa Catalina Island: (Goat Harbor burn area) At intersection of first ridge trending westward from western fuel break ridge (western fuel break ridge starts midway along parking loop off Airport Road). Approximately 3,200 feet north of Airport Road. At GHB Transect 4 388 Comment
  SEINET2473476 Image available Festuca myuros Richard G. Swinney 2009-4-24 10476 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert; Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 960 Comment
  UCR273183  Festuca myuros R. G. Swinney 2011-5-19 14758 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Millie's Apple Orchard 912 Comment
  UCR143498  Festuca myuros var. hirsuta Steve Boyd, Et al. 1997-4-1 9490 Los Angeles San Gabriel Mtns., Liebre Mountains, upper watershed of Osito Cyn between Hwy I-5 & the Old Ridge Route, vic. of 'Osito Flat,' a distinctive, open grassy break in slope under the high tension power lines. 915 Comment
  UCR194732  Festuca myuros var. hirsuta Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 690 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 595 Comment
  UCR194757  Festuca myuros var. myuros Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 732 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
  UCR264071  Festuca octoflora John F. Green 2008-3-26 308- 11 Los Angeles Western Mojave Desert, SE of Lancaster and north of Palmdale, 0.75 mi. long strip along both sides of 15th St. East, between Ave. M and Ave. M-12, east of Sierra Hwy and north of Palmdale Regional Airport 762 Comment
  SD69693  Festuca perennis Robert F. Thorne 1966-5-31 36449 Los Angeles Santa Catalina Island: salina behind Little Harbor on beach at circa 15 feet elevation 4 Comment
  SBBG125453  Festuca pratensis A. Parikh, N. Gale 2010-6-17 3321 Los Angeles upper Big Tujunga Cyn, 0.2 km N of St Hwy 2, 0.4 km NE of intersection of St Hwy 2 and upper Big Tujunga Cyn Rd, San Gabriel Mtns 1360 Comment
  RSA0113952  Ficus microcarpa R. E. Riefner Jr. 2015-5-2 15 -138 Los Angeles City of Arcadia, S. side of Interstate 210, W of Colorado Blvd. between Second St. and La Porte St. 153 Comment
  RSA562547  Filago californica Steve Boyd, Walter Appleby 1993-4-22 7999 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon. 854 Comment
  SEINET3246132  Filago californica R. W. Swinney 2008-1 8572 Los Angeles Sam Gabriel Mtns.: San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  RSA518019  Filago depressa Steve Boyd, Orlando Mistretta 1986-3-31 1556 B Los Angeles Mojave Desert: Highway 138, 4 miles E of junction with Highway 18 NE [NW?] of Pinyon Hills. Comment
  RSA0080743  Foeniculum vulgare R. G. Swinney 2010-8-11 13514 Los Angeles Big Santa Anita Canyon, 100-200 m below Chantry Flats on Chantry Flat Trail/Rd. 598 Comment
  UCR149329  Forestiera pubescens R. G. Swinney 1998-4-14 5999 Los Angeles San Gabriel Mtns., Pinon Hills area, 0.7 miles west of 237th St. at Panarama Rd., NW of mouth of Mescal Cyn., Mescal Highlands, 2.7 miles south of Ft. Tejon Rd. 1402 Comment
  UCR94685  Forestiera pubescens A. C. Sanders, E. J. Lott 1993-5-6 13968 Los Angeles Western Mojave Desert, 13 miles north of Palmdale, Sierra Hwy at Ave 'F 701 Comment
  SEINET11243857  Frangula californica subsp. californica G. B. Grant 1114 Los Angeles Pasadena. Comment
  RSA609015  Frasera parryi Louis C. Wheeler 1931-4-12 s.n. Los Angeles San Gabriel Mountains: Mouth of San Dimas Canyon. Comment
  RSA578836  Fraxinus dipetala Tim S. Ross, Darin Banks 1994-4-13 7526 Los Angeles Lower Clearwater Canyon: riparian strip and adjacent lower slopes; ca 1400 m ESE of Plum Spring and ca 960 m W of San Francisquito Powerhouse No. 1. 674 Comment
  SBBG58510  Fraxinus dipetala R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  UCR126833  Fraxinus uhdei A. C. Sanders, Mark A. Elvin 2002-8-26 25592 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa 305 Comment
  UCSB70302  Fraxinus velutina Ferren, Wayne; Hamilton, Jason 1993-9-1 Los Angeles Santa Monica Mtns. Tapia County Park. Comment
  SEINET5510193 Image available Fremontodendron californicum Victor Duran 1933-1 3510 a Los Angeles Sulphur Springs; San Gabriel Mountains 1600 Comment
  RSA610976  Fremontodendron californicum subsp. californicum Louis C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: East Fork San Gabriel Canyon. 1082 Comment
  RSA613263  Funastrum cynanchoides var. hartwegii L. C. Wheeler 1932-8-1 1104 Los Angeles Liveoak Wash near La Verne 396 Comment
  UCSB63432  Galenia pubescens var. pubescens Ekhoff, John 1992-6-12 Los Angeles Signal Hill: disturbed, undeveloped property along Hill Street in the two-block area between Stanley and Ohio Avenues. Long Beach USGS 7.5' topo; T4S R12W Sect 29 76 Comment
  RSA13756  Galinsoga parviflora var. parviflora L. C. Wheeler 1934-2-24 2385 Los Angeles 1.5 miles north Claremont. 366 Comment
  RSA600834  Galinsoga parviflora var. parviflora L. C. Wheeler 1967-5-13 9529 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 262 Comment
  POM367623  Galium H. L. Bauer 1932-4-16 15351 Los Angeles Topanga Canyon. Comment
  UC2026513  Galium angustifolium Louis C. Wheeler 1967-7-15 10070 Los Angeles SAN GABRIEL MOUNTAINS: SW side Mt. Waterman. Comment
  UCR277077  Galium angustifolium R. G. Swinney 2011-6-7 15092 Los Angeles San Gabriel Mountains, summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory 1780 Comment
  LA208319  Galium angustifolium Carl Epling; 1926-4-10 Los Angeles Simi Hills, Santa Susana Pass Comment
  JEPS7428  Galium angustifolium subsp. angustifolium F. R. Fosberg 1931-4-1 S 4442 Los Angeles Avalon Santa Catalina Island (ocean bluffs) 10 Comment
  UC416624  Galium angustifolium subsp. angustifolium J. Grinnell 1903-6-27 Los Angeles Arroyo Seco Pasadena Comment
  POM183469  Galium angustifolium subsp. angustifolium Joseph A. Ewan 1929-5-25 3479 Los Angeles Above Providencio Rancho, Santa Monica Mountains. Comment
  POM367681  Galium angustifolium subsp. angustifolium Marie Jensen 1931-7-10 16035 Los Angeles Griffith Park. Comment
  POM367699  Galium angustifolium subsp. angustifolium N. C. Cooper 1948-5-13 2764 Los Angeles Pomona. 244 Comment
  RSA182997  Galium angustifolium subsp. angustifolium Sherwin Carlquist, Robert F. Thorne 1966-4-28 1825 Los Angeles Near main road, Haypress. Comment
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Aug 3 2017
  UCR200147  Galium aparine Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 800 Los Angeles Verdugo Mountains, south side, Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road 488 Comment
  UC729798  Galium catalinense Carl B. Wolf 1932-5-11 3552 Los Angeles w side Isthmus Harbor; Santa Catalina Island 15 Comment
  SD249282  Galium catalinense subsp. acrispum Michael G. Simpson, Adrienne Russell & Jonathan Dunn 2000-7-20 2208 Los Angeles San Clemente Island, sout side of Eagle Canyon 351 Comment
  SEINET12320614  Galium grande R. F. Thorne 1971-1 41465 Los Angeles San Gabriel Mts., Angeles National Forest, Chantry Flats, above Santa Anita Canyon 640 Comment
  UC1584878  Galium johnstonii Tim Ross and Steve Boyd 1991-7-24 5659 A Los Angeles Granite Mountain San Gabriel Mountain Range, Chilao Flat USGS 7.5' quad 1950 Comment
  UC1595334  Galium johnstonii Tim Ross and Orlando Mistretta 1992-7-24 6745 Los Angeles 76 degrees ene and 900m distant from Strawberry Peak summit (a few m e of spring); San Gabriel Mts., vicinity of Strawberry Spring 1460 Comment
  SBBG95436  Galium nuttallii subsp. insulare M. B. Dunkle 1928-3-17 1746 Los Angeles Johnson's 30 Comment
  UC2030057  Galium nuttallii subsp. nuttallii V. Soza, Samantha Tessel 2001-6-18 1295 Los Angeles Transverse Ranges, San Gabriel Mountains region: Firebreak above Chantry Flat heliport, ca. 0.2 mile west of heliport, off FS Road 2N41.2, west side Santa Anita Canyon. Comment
  JEPS9478  Galium parishii F. W. Peirson 1922-7-5 3158 Los Angeles n Big Pines (summit of ridge); San Gabriel Mts., Le Montaine 2255 Comment
  RSA729645  Galium parishii R. G. Swinney 1998-7-2 6236 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  RSA746867  Galium parishii Orlando Mistretta 1991-7-30 s.n. Los Angeles Mt. Baldy. 2957 Comment
  RSA585929  Galium porrigens var. porrigens Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-8 2936 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats) 1250 Comment
  UCR139267  Gamochaeta pensylvanica A. C. Sanders 2003-5-22 26832 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
  CAS-BOT-BC303404  Gamochaeta ustulata Geo. B. Grant 1900-5-17 s.n. Los Angeles El Monte Comment
  CAS-BOT-BC158004  Garrya veatchii Ernest Braunton 1903-1-10 791 Los Angeles Arroyo Seco 243 Comment
  CAS-BOT-BC159273  Garrya veatchii Ruth Ashton 1917-1-1 1949 Los Angeles Cajon Pass Comment
  SBBG131775  Gastridium phleoides S. A. Junak 1999-5-20 SCa 932 Los Angeles ridge between Cottonwood and Escondido Cyn, on S side of Cottonwood-Blackjack Rd, ca. 0.6 mi up from reservoir 256 Comment
  RSA761715  Gayophytum R. G. Swinney 2008-10-10 9553 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  RSA228894  Gayophytum decipiens Robert F. Thorne 1971-8-25 41269 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily spring on NW slope of Mt. Hawkins 2134 Comment
  RSA586697  Gayophytum diffusum subsp. parviflorum Orlando Mistretta, Mark A. Elvin 1995-6-20 1799 Los Angeles San Gabriel Mountains, Bare Mountain Canyon; Fountainhead Spring, E of Pacifico Mtn. 2012 Comment
  RSA590661  Gayophytum diffusum subsp. parviflorum Tim S. Ross, Steve D. Boyd 1990-5-31 2739 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  UCR272569  Gayophytum heterozygum R. G. Swinney 2011-6-7 15038 Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  POM175389  Gayophytum oligospermum West, Helen E. Sweet, E. Crow 1930-7-12 s.n. Los Angeles Mt. Islip. Comment
  HSC101603  Gazania longiscapa Steve Boyd 2006-5-11 11661 Los Angeles Transverse Ranges; San Gabriel Mountains region: Alluvial fan below San Antonio Canyon at southern base of the range, just west of Los Angeles/San Bernardino County line, along north margin of the west-bound 210 Freeway at Monte Vista/Baseline Ave off-ramp 488 Comment
  RSA674585  Geranium carolinianum Scott D. White 2000-5-6 7781 Los Angeles Puente Hills: City of Rowland Heights, Rancho Rincon de la Brea near Bill Blevins Park. 213 Comment
  POM2879  Geranium carolinianum L. R. Abrams 1901-4-3 1294 Los Angeles Santa Monica Mountains. Comment
  RSA0110537  Gilia R. G. Swinney 2010-6-1 13138 Los Angeles San Gabriel Mountains; Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  SBBG17250  Gilia achilleifolia subsp. achilleifolia K. A. Wilson 1961-4-26 1156 Los Angeles Soledad Cyn, small cyn adjacent to Bee Cyn, N of River's End Ranch Comment
  RSA639179  Gilia angelensis L. C. Wheeler 1967-5-29 9774 Los Angeles Cow Canyon Saddle, [covered former dump]. 1377 Comment
  SFV16004  Gilia brecciarum subsp. neglecta C. L. Michaels 1994-4-13 s. n. Los Angeles San Gabriel Mountains Gorman. CA State Highway 138, 0.7 miles from Gorman Post Road. Comment
  RSA782181  Gilia cana R. G. Swinney 2009-4-2 10270 Los Angeles Bob's Gap, 3.5 miles south of Hwy 138 on east side of Bob's Gap Road 1220 Comment
  RSA470176A  Gilia cana subsp. cana Anstruther Davidson 1906-06 s.n. Los Angeles Big Rock Creek. Comment
  UCR189988  Gilia capitata R. G. Swinney 1998-6-16 6970 Los Angeles San Gabriel Mtns., c. 0.6 mi. north of Cow Canyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
  JEPS69536  Gilia capitata subsp. abrotanifolia Frank W. Peirson 1918-6-4 154 Los Angeles e Rubio Canyon (San Gabriel Mountains); , e of Rubio Canyon 609 Comment
  RSA67270  Gilia capitata subsp. abrotanifolia Verne Grant, Alva Grant 1952-4-21 9094 Los Angeles Ca. 10 mi. s. of Gorman on Tejon Pass Rd. 1067 Comment
  UCR205900  Gilia diegensis R. G. Swinney 2008-5-8 8791 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  RSA755930  Gilia latiflora subsp. davyi Orlando Mistretta, Christine Mistretta 2008-4-10 2408 Los Angeles Ritter Ridge, SW of Quartz Hill. Along SCE transmission lines just S. of California Aqueduct . (Segment 5, structure 17 per TRTP survey - 2008) 919 Comment
  RSA340992  Gilia leptantha subsp. transversa Verne Grant, Alva Grant 1959-1 10175 Los Angeles Little Rock Comment
  CAS-BOT-BC402010  Gilia ochroleuca subsp. bizonata Louis C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent Comment
  CAS-BOT-BC402055  Gilia ochroleuca subsp. vivida Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3800 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake [ridge descending SSW from Mt. Islip] 1865 Comment
  UC212507  Gilia ochroleuca subsp. vivida I. M. Johnston 1917-7-31 1547 Los Angeles head of Icehouse Canyon San Antonio Mountains, head of Icehouse Canyon (Southern California) 2529 Comment
  POM21154  Gilia splendens subsp. grantii Fordyce Grinnell Jr. 1917-7-8 s.n. Los Angeles San Gabriel Mountains, Barley flats. 1707 Comment
  RSA350819  Gnaphalium beneolens Fred Burlew 1917-09 3275 Los Angeles Crescenta. Comment
  POM358792  Gnaphalium californicum Donald R. Bissing 1973-5-4 53 Los Angeles Evey Canyon, San Gabriel Mountains. 755 Comment
  UCR141852  Gnaphalium canescens R. G. Swinney 1997-9-6 5859 Los Angeles San Gabriel Mountains, Jackson Lake area. Ball Flat, 0.8-0.9 mi N of Big Pines Hwy at end of SW spur of Forestry Service Rd 4N16. 1890 Comment
  RSA180089  Gnaphalium luteoalbum Peter H. Raven 1962-4-11 17290 a Los Angeles On large dune north of a point due west of Wall 2, San Clemente Island. 9 Comment
  CDA6033  Gnaphalium luteoalbum E. M. Becker 1951-9-17 Los Angeles Preston Ranch, Lancaster. 0 Comment
  SEINET7881018 Image available Gnaphalium palustre F. R. Fosberg 1931-1 S 5404 Los Angeles Echo Lake, Santa Catalina Island, Los Angeles Co. Alt. 400 m. Comment
  UCR172446  Gnaphalium stramineum Anuja Parikh, Nathan Gale 2005-7-8 2131 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills between Potrero Canyon and Long Canyon, study area 25 412 Comment
  OBI71024  Goodmania luteola Larry Kelly, David J. Keil 1988-4-16 41 Los Angeles Antelope valley, ca 2 mi W ofhwy 14 along hwy 138 Comment
  UC74036  Grindelia hirsutula Dr. J. Q. Adams September 1905 Los Angeles near Soldier's Home Comment
  RSA653685  Guillenia lasiophylla Valerie L. Soza, Laura Moore 2000-5-10 871 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 518 Comment
  SBBG62665  Gutierrezia microcephala R. Hoffmann 1927-8-30 Los Angeles 2 mi W of Acton Comment
  RSA627704  Hainardia cylindrica Steven A. Junak 1996-5-14 SCI- 452 Los Angeles San Clemente Island. Along E side of San Clemente Ridge Road, ca. 0.1 mile S of intersection with Horton Road. 473 Comment
  SBBG109022  Hainardia cylindrica S. A. Junak 1996-5-14 SCl 452 Los Angeles E side of San Clemente Ridge Rd, ca. 0.1 mi S of intersection with Horton Rd 472 Comment
  SBBG119983  Harpagonella palmeri A. C. Sanders, T. Wotipka, M. A. Elvin 2003-4-29 26153 Los Angeles Castaic Mesa, Newhall Ranch, NE of the filtration plant, N of Charlie Cyn, 1.2 air mi E Lake Hughes Rd 488 Comment
  SBBG131569  Harpagonella palmeri S. A. Junak 2000-4-15 SCa 1219 Los Angeles Avalon Cyn, E of Lone Tree, at head of cyn, next to top of S-facing bluffs 445 Comment
  UCR143116  Harpagonella palmeri F. R. Fosberg 1931-3-26 S- 4384 Los Angeles Channel Islands, west [of] Hamilton Beach, Santa Catalina Island 80 Comment
  CAS-BOT-BC308534  Hazardia cana Reid Moran; R. M. Beauchamp; T. Oberbauer 1975-8-23 22685 Los Angeles West fork of Red Rock Canyon, San Clemente Island 270 Comment
  SBBG96966  Hazardia cana S. Boyd with T. Ross, L. Arnseth 1990-4-8 4308 Los Angeles near Malo Pt, first cyn S of Bryce Cyn, S side of lower Cyn Comment
  RSA127764  Hazardia squarrosa var. grindelioides Peter H. Raven, H. J. Thompson 1958-10-11 13743 Los Angeles Tuna Canyon 1.8 miles north of Coast Highway 426 Comment
  RSA714192  Hedera canariensis Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1355 Los Angeles Whiting Woods Rd, mouth of Henderson Canyon. 396 Comment
  UCR132351  Hedera helix John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect one 381 Comment
  UCR139121  Hedera helix L. C. Wheeler 1968-9-29 s.n. Los Angeles San Gabriel Mountains, Camp Bonita 610 Comment
  RSA0062622  Helenium bigelovii R. G. Swinney 2010-9-9 13766 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  RSA733776  Helenium bigelovii R. G. Swinney 1998-7-29 6537 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m abve canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  RSA517122  Helianthemum scoparium T. S. Ross, S. D. Boyd 1990-5-14 2505 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1152 Comment
  CAS-BOT-BC305414  Helianthus annuus Ernest C. Twisselmann 1970-9-8 17476 Los Angeles Antelope Valley: Avenue A at 50th Street West 731 Comment
  JEPS64628  Helianthus annuus Ernest C. Twisselmann 1970-9-8 17476 Los Angeles Avenue A at 5oth Street West; Mojave Desert, Antelope Valley 731 Comment
  RSA763509  Helianthus annuus R. G. Swinney 2008-11-30 9884 Los Angeles Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy 165 Comment
  UCSB6594  Helianthus annuus Crum, Charles 1958-7-19 Los Angeles Roadside in Topanga Canyon Comment
  SFV15548  Helianthus annuus R. K. Stachelek 1992-4-4 2 Los Angeles Approximately 0.5 miles from intersection of Balboa and Foothill, on north side of Foothill next to roadside. Comment
  UCR78125  Helianthus gracilentus Wandalee Thompson 1964-4-11 6 Los Angeles San Gabriel Mtns., Liebre Mountains, Angeles National Forest, San Francisquito Canyon Road at Road Camp No. 7, San Francisquito Canyon. 640 Comment
  RSA762339  Heliotropium curassavicum R. G. Swinney 2008-10-20 9648 Los Angeles San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  RSA11375  Hemizonia fasciculata C. Epling, N. Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  UCR47732  Hemizonia minthornii J. T. Howell 1977-3-7 s.n. Los Angeles Santa Susana Mtns., Summit of Santa Susana Pass 488 Comment
  UCR206484  Hemizonia parryi subsp. australis A. C. Sanders, T. B. Salvato 2009-5-21 36905 Los Angeles San Gabriel Valley, Whittier Narrows, between San Gabriel River and Rio Hondo, west side of Hwy 19 (Rosemead Blvd.) along road to shooting area, S of Hwy 60 along SCE powerlines 66 Comment
  LA200649  Hesperolinon micranthum Peter H. Raven; David S. Verity 1960-5-7 15324 Los Angeles Santa Monica Mountains, Arroyo Sequit 243 Comment
  LA82191  Hesperolinon micranthum O. H. Kappler; 1944-5-7 611 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope near fire station 182 Comment
  RSA0104907  Heteromeles arbutifolia R. G. Swinney 2011-10-18 15841 Los Angeles San Gabriel Mountains: 100 m NE of Switzer Picnic Area, in Colby Cyn. near confluence w/ Arroyo Seco, c. 0.15 km south of Angeles Crest Hwy/SR 2. 1021 Comment
  RSA681142  Heteromeles arbutifolia LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1035 Los Angeles South side of mountains:West side of Brand Canyon just a short distance above the cemetery. 307 Comment
  SBBG38898  Heteromeles arbutifolia K. K. Muller 1953-5-2 595 Los Angeles Swain Cyn above Camp Orizaba Comment
  UC1128107  Heteromeles arbutifolia F. H. Raymond 1930-1-29 42 Los Angeles Santa Ynez Canyon; Calabasas Quad. 518 Comment
  SEINET11907919  Heteromeles arbutifolia D. P. Reagan n d 7 Los Angeles Just E of Sandberg alond State Rd. N-2 Comment
  UCSB2814  Heteromeles arbutifolia Haller, Norman 1953-5-7 Los Angeles Mulholland Dr. near Sepulveda Blvd., Santa Monica Mts. 457 Comment
  RSA471572  Heterotheca fastigiata B. C. Templeton 1936-5-18 5666 Los Angeles San Gabriel Canyon, 1 mile above the dam, San Gabriel Mts. Comment
  UC55069  Heterotheca grandiflora Ernest Braunton 1902-8-1 638 Los Angeles Echo Park Comment
  CAS-BOT-BC311260  Heterotheca sessiliflora subsp. echioides F. Grinnell Jr. 1917-8-29 s.n. Los Angeles Chiles Flat, San Gabriel Mountains Comment
  CHSC110697  Heterotheca sessiliflora subsp. sessiliflora Dean Wm. Taylor 2003-5-29 18607 Los Angeles San Gabriel Mountains, Cold Springs Canyon, along Angeles National Forest Road 1N29 (Silver Fish Rioad) 1.3 miles E of the junction with Road 1N36. 868 Comment
  LA210550  Heterotheca sessiliflora subsp. sessiliflora A. M. Johnson; 1927-10-20 2659 .5 Los Angeles Antelope Valley, Palmdale Comment
  UC213274  Heuchera elegans I. M. Johnston 1917-6-20 1733 Los Angeles Baldy Lookout of U. S. F. S. Baldy Lookout; San Antonio Mountains 1828 Comment
  UCR181109  Heuchera elegans R. G. Swinney 1997-4-25 5508 Los Angeles San Gabriel Mtns., at peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village 2441 Comment
  RSA0062986  Heuchera elegans Fordyce Grinnell Jr. 1918-7-8 s.n. Los Angeles Mt. Islip Ridge, San Gabriel Mountains. 2561 Comment
  UCR256557  Hieracium argutum Anuja Parikh, Nathan Gale 2011-7-14 3555 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 7.1 km west of State Hwy 39, San Gabriel Canyon Road 615 Comment
  CAS-BOT-BC149955  Holodiscus discolor var. discolor Joseph Andorfer Ewan 1933-7-4 7853 Los Angeles Sturdevant Trail, Santa Anita Canyon, San Gabriel Mts. 1066 Comment
  POM591975  Hordeum intercedens Mark Hoefs, Doug Propst 1974-5-10 459 Los Angeles Catalina Island. Ridge between Cottonwood and Sweet Water Canyons 61 Comment
  UCR141067  Hordeum murinum subsp. glaucum June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, proposed poppy park [north of Lancaster Road, Antelope Buttes area], Antelope Valley 976 Comment
  UC284731  Hordeum murinum subsp. leporinum P. A. Munz 1923-4-8 6620 Los Angeles San Clemente Island Comment
  CAS-BOT-BC273520  Hordeum vulgare A. H. Gallup 1949-5-28 s.n. Los Angeles Open field north of lake, LASCA Comment
  RSA499235  Horkelia cuneata subsp. cuneata E. S. Spalding 1924-5-3 s.n. Los Angeles Manhattan Beach. Comment
  RSA13817  Horkelia rydbergii Victor Duran 1933-7-11 3517 Los Angeles Sulphur Spring, San Gabriel Mts. 1524 Comment
  UCR275501  Horkelia rydbergii D. E. Bramlet 2011-8-17 4931 Los Angeles San Gabriel Mountains, NW of Hwy 2 near Chilao Campground 1619 Comment
  SEINET10761149  Hulsea heterochroma David J. Keil 1977-6-11 Keil K 12390 Los Angeles Along Los Angeles County road N-2 (Pine Canyon Road), 4 mi. W of jctn with Three Point Road. 1158 Comment
  UCSB26719  Hulsea heterochroma Wilken, Dieter 1969-7-3 Los Angeles Ridge west of Soldier Creek, along California State Highway 39, about 1 mile west of junction to Crystal Lake, San Gabriel Mtns. 1828 Comment
  POM184664  Hulsea vestita subsp. gabrielensis Joseph A. Ewan 1932-5-29 7216 Los Angeles Arrastre Canyon. 1402 Comment
  RSA453768  Hydrocotyle umbellata L. C. Wheeler 1933-7-14 1934 Los Angeles Lexington Wash near El Monte. Comment
  POM264729  Hypochaeris glabra L. C. Wheeler 1933-5-30 1749 Los Angeles U.C.L.A. Campus, West Los Angeles 137 Comment
  UC92002  Hypochaeris radicata A. J. McClatchie 1893-5-21 136 Los Angeles along street in Pasadena Comment
  RSA5886  Isocoma menziesii C. B. Wolf 1932-9-16 4106 Los Angeles Bryant Ranch, 100 to 150 ft W of State Highway at SE corner of Pacific Western Oil Co. lease in 1705 acre portion 2 Comment
  RSA0110555  Isocoma menziesii Steven A. Junak, Keri Kirkland 1997-11-15 SCa- 485 Los Angeles Santa Catalina Island: 1 mile NW of Cactus Peak, at E end of conspicuous limestone ridge. 387 Comment
  SD237326  Isocoma menziesii var. vernonioides A. C. Sanders, Dan S. Cooper 2010-8-5 38576 Los Angeles South Coast: Madrona Marsh Preserve, Torance. Former oil field w/gravel service road remnants. 24 Comment
  UC56900  Isomeris arborea Ernest Braunton May 1902 321 Los Angeles Redondo Comment
  CAS-BOT-BC158129  Juglans californica A. C. Sanders; R. E. Riefner, Jr. 2009-8-18 37163 Los Angeles San Gabriel Valley: Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drianage 70 Comment
  RSA573448  Juglans californica Tim S. Ross 1992-6-15 6589 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills) margin of grassy uplands at the head of a steep, un-named canyon draining ENE toward Orange Grove School in Hacienda Heights. 335 Comment
  RSA736199  Juglans californica L. M. Prince, Lucinda McDade, Norm Ellstrand, David Biggs, Pace Lubinsky, Andreas Kaus 2008-8-18 510 Los Angeles Cal Poly. Pomona campus. N. of Parking Lot J. South facing slope. Natural area. Gentle slopes of ravine 250 Comment
  UCD110259  Juglans californica Kenneth A. Wilson 1961-3-12 1011 Los Angeles Santa Monica Mtns. Decker Road (Alisos Canyon) 1 mile north of Coast Highway. Comment
  UCR270083  Juglans californica R. G. Swinney 2011-3-17 14113 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  LA210278  Juglans californica var. californica Virginia Mars; 1951-3-31 Los Angeles Santa Monica Mountains, Mulholland Drive Comment
  SFV4822  Juglans californica var. californica F. L. McPherson 1959-5-2 s. n. Los Angeles Santa Susana Mountains Oat Mountain. South side of mountain above summit. About 200 yards north of the telephone relay station. Comment
  UCR249898  Juglans hindsii R. E. Riefner Jr. 2012-12-11 12- 598 Los Angeles Sunland-Tujunga, along Stonehurst Ave. near Orcas Ave. 288 Comment
  UCR249900  Juglans hindsii R. E. Riefner Jr. 2014-1-1 14- 20 Los Angeles La Habra Heights, Puente Hills, Fullerton Road East c. 0.2 mi from Skyline Drive 254 Comment
  UCR259284  Juncus R. G. Swinney 2010-6-4 12991 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  CAS-BOT-BC110035  Juncus acutus Grant 1901-4-18 3834 Los Angeles Redondo. Comment
  SBBG12067  Juncus acutus E. R. Blakley 1961-9-24 4784 Los Angeles Little Springs Cyn 15 Comment
  RSA0115694  Juncus balticus subsp. ater A. C. Sanders 2006-5-16 32335 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
  UCR204034  Juncus bufonius R. G. Swinney 2001-9-16 8158 Los Angeles San Gabriel Mountains, 100 m east of Little Jimmy Spring Canyon, south Fork, south of Hwy 2, 0.6 mi due east of Mt. Islip and c. 2 mi north of Crystal Lake 2207 Comment
  RSA230707  Juncus bufonius var. occidentalis Robert F. Thorne, M. Z. Thorne 1969-7-9 38534 Los Angeles Angeles National Forest; Upper part of large sloping meadow at Big Pines 2088 Comment
  SEINET3877999  Juncus covillei var. obtusatus Louis C. Wheeler 1954-9-1 7088 a Los Angeles San Gabriel Mountains: Little Rock Creek at Buckhorn.; 0 Comment
  RSA0094631  Juncus duranii Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-2 8516 Los Angeles Western slopes of Mount Baden-Powell; north slope of Mount Hawkins, in the vicinity of Lily Spring. 2453 Comment
  POM308934  Juncus macrophyllus Kay H. Beach 1943-6-22 703 Los Angeles Tanbark Creek at Sycamore Flat, Angeles Forest Comment
  JEPS45912  Juncus oxymeris Louis C. Wheeler 1934-5-14 2590 Los Angeles near mouth of San Dimas Canyon; San Gabriel Mts. 441 Comment
  RSA695429  Juncus textilis A. C. Sanders, Mark A. Elvin, Julie Vanderwier, M. S. Enright 2002-6-26 25301 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, S of Santa Clara River, above river gate into ranch. 305 Comment
  UCR194765  Juncus textilis Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 710 Los Angeles Transverse Ranges; San Gabriel Mountains region, Verdugo Mountains, 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 549 Comment
  RSA188548  Juncus xiphioides Robert F. Thorne, John Olmstead 1965-8-26 35409 Los Angeles San Gabriel Mountains, Angeles National Forest: swampy area along Prairie Fork of San Gabriel River 1585 Comment
  POM220132  Juncus xiphioides L. C. Wheeler 1931-9-27 165 Los Angeles San Dimas Canyon, San Gabriel Mts. 640 Comment
  CAS-BOT-BC81006  Juniperus californica Vernon O. Bailey 1907-10-29 s.n. Los Angeles [Fernando] San Fernando Comment
  RSA596229  Juniperus californica T. S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-11 3391 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  CAS-BOT-BC235765  Keckiella cordifolia Alice Eastwood 1917-7-20 6483 Los Angeles Santa Catalina Island Comment
  CATA1638  Keckiella cordifolia Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-6-11 2921 Los Angeles Santa Catalina Island: Upper Avalon Canyon, near horse trail 109 Comment
  CATA214  Keckiella cordifolia Mark L. Hoefs, A. Douglas Propst 1973-4-24 199 Los Angeles Santa Catalina Island: Upper Descanso Canyon, west fork 198 Comment
  LA82044  Keckiella cordifolia O. H. Kappler; 1940-6-23 74 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA401775A  Keckiella cordifolia R. J. Tinkler 1969-7-12 s.n. Los Angeles Mullholland Drive, west of San Diego Freeway. Comment
  RSA649978  Keckiella cordifolia A. E. Hersh 1950-7-9 s.n. Los Angeles roadside [Topanga] Canyon, about 2 miles from west end. 91 Comment
  RSA752579  Keckiella cordifolia Justin M. Wood 2009-6-8 859 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  RSA79782  Keckiella cordifolia F. W. Peirson 1924-6-16 4748 Los Angeles Kineloa Road, Eaton Canyon foothills, San Gabriel Mountains. Comment
  UCR38925  Keckiella cordifolia B. A. Prigge 1985-6-14 6393 a Los Angeles Western Transverse Range; Santa Monica Mtns., Cold Creek Canyon; near upper gate to Cold Creek Preserve on Stunt Rd 662 Comment
  RSA401778A  Keckiella cordifolia Slocum 1949-6-10 4246 Los Angeles Los Padres National Forest. 457 Comment
  NY790423  Keckiella ternata subsp. ternata T. S. Ross 1991-8-16 5807 Los Angeles Colby Canyon, San Gabriel Mountains. Condor Peak USGS 7.5' quad 1063.8 Comment
  UCR269588  Keckiella ternata subsp. ternata R. G. Swinney 2011-6-29 15363 Los Angeles San Gabriel Mountains, Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground 1082 Comment
  NY790458  Keckiella ternata var. septentrionalis T. S. Ross 1992-7-5 6603 Los Angeles Red Mountain: east ridge of Red Mountain, ca. 530 m east of the summit. Warm Springs Mountain 7.5' USGS quardrangle 1118.6 Comment
  UCR59926  Krascheninnikovia lanata Ed LaRue 1989-5-11 s.n. Los Angeles Western Mojave Desert, Palmdale, c. 0.5 mi (air) east of Alpine Springs [Mobile Home] Park, c. 0.5 mi. (air) north of point where Hwy 138 [=Sierra Hwy or Pearblossom Hwy] crosses California Aqueduct & c. 0.75 mi. (air) south of Ave. S 856 Comment
  CAS-BOT-BC340578  Lactuca serriola C. W. Tilforth 1969-8-10 234 Los Angeles Whittier Comment
  RSA533896  Lactuca serriola Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5144 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage. 1600 ft. SE of the 924' BM at the E end of old airfield landing strip. 250 Comment
  UC1584924  Lamarckia aurea Tim Ross 1991-4-8 4450 Los Angeles western Pomona, Elephant Hill Elephant Hill; western Pomona, Elephant Hill 228 Comment
  RSA720183  Lamium amplexicaule LeRoy Gross 2007-3-12 2597 Los Angeles Base of northern side of the range. Behind the Foothill Athletic Club, at the southern end of Lowell Ave. 468 Comment
  UCR280855  Langloisia matthewsii R. G. Swinney 2014-4-23 16155 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 1256 Comment
  UC891165  Lasthenia coronaria Marcus E. Jones 1882-2-27 3026 Los Angeles Pasadena Comment
  SEINET3147833  Lasthenia glabrata subsp. coulteri L. Abrams 1903-4-10 3240 Los Angeles Ballona marshes, near Mesmer Comment
  RSA0107286  Lasthenia gracilis R. G. Swinney 2011-5-10 14656 Los Angeles San Gabriel Mountains: Los Pinetos Canyon, east end of Placerita Cyn. Natural Area at Walker Ranch. 573 Comment
  UCR165069  Lasthenia gracilis A. C. Sanders, Helen Kennedy 2005-4-13 29471 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  UCR219897  Lasthenia gracilis R. G. Swinney 2009-4-24 10429 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  POM29614  Lathyrus vestitus subsp. laetiflorus Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  UCSB3104  Lathyrus vestitus var. alefeldii Wedberg, H. 1958-2-22 Los Angeles 0.7 miles from Coast Hwy. 101 in Latigo Canyon, Santa Monica Mts. Comment
  LA200445  Lathyrus vestitus var. vestitus Martha Hilend; K. Kinsel 1929-3-9 sn Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, W of Hollywood Lake. Comment
  SBBG13712  Lathyrus vestitus var. vestitus P. H. Raven 1962-4-10 17247 Los Angeles ca. 1.5 mi N of Thirst 457 Comment
  SEINET4083441  Lavatera assurgentiflora R. Moran 1941-1 625 Los Angeles Indian Rock, Wilson's Harbor, Santa Catalina Island. 5 Comment
  SBBG31485  Lavatera assurgentiflora subsp. glabra R. F. Thorne 1966-4-4 35794 Los Angeles Bird Rock, N of Isthmus Cove 7 Comment
  SBBG83252  Lavatera assurgentiflora subsp. glabra M. Daily 1986-4-7 SCa-t- 7 Los Angeles Bird Rock Comment
  CHSC101344  Layia glandulosa Sula Vanderplank; LeRoy Gross, Steve Hoskinson. 2005-5-6 050506 -57 Los Angeles Transverse Ranges; San Gabriel Mountains region: 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
  CHSC95915  Layia glandulosa LeRoy Gross 2005-5-3 2227 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  RSA598144  Layia glandulosa V. W. Steinmann, T. S. Ross 1995-5-8 668 Los Angeles Liebre Mountains, slopes between Leona Valley and 'Lost Valley' 1100 Comment
  LA88350  Layia hieracioides O. H. Kappler; 1944-5-21 631 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope 182 Comment
  SBBG95915  Layia platyglossa M. B. Dunkle 1939-4-3 7233 Los Angeles Chenetti Cyn Comment
  RSA644418  Layia platyglossa subsp. campestris Steven A. Junak 1978-4-15 SCa- 3 Los Angeles Santa Catalina Island: upper Cherry Valley. Comment
  LA82026  Lepechinia fragrans Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA657523  Lepechinia fragrans James Henrickson 1981-5-16 18843 Los Angeles 5 miles south of Hwy 101 off Topanga Canyon Road Comment
  RSA83351  Lepechinia fragrans F. W. Peirson 177 Los Angeles upper part of Mt. Wilson trail (now toll road) Comment
  UC1349063  Lepechinia fragrans Robert F. Thorne 1966-4-29 36329 Los Angeles Santa Catalina Island, Echo Lake 411 Comment
  RSA746800  Lepidium didymum R. G. Swinney 2008-3-26 8576 Los Angeles San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  CAS-BOT-BC89310  Lepidium flavum Ernest C. Twisselmann 1966-4-27 12103 Los Angeles Mojave Desert. Plains 14.1 miles west of El Mirage. 822 Comment
  UC1870182  Lepidium latifolium LeRoy Gross 2002-10-5 668 Los Angeles Transverse Ranges: San Gabriel-Verdugo Mountains Region: Devils Gate Reservoir, northeast of the San Rafael Hills, in the Arroyo Seco river channel. Just west of the city of Altadena 335 Comment
  UCR187183  Lepidium nitidum A. C. Sanders 2006-4-21 32149 C Los Angeles Tehachapi Mtns. Foothills, ephemeral stream c. 1 mile east of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1006 Comment
  LA32264  Lepidium nitidum var. nitidum Peter H. Raven; Henry J. Thompson 1959-4-3 13926 Los Angeles Santa Monica Mountains, just E of Malibu Junction 243 Comment
  UC1871155  Lepidium nitidum var. nitidum T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4928 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  RSA0042308  Lepidium nitidum var. nitidum Mark L. Hoefs, Steven A. Junak 2000-4-14 3073 Los Angeles Santa Catalina Island: Hillside about halfway between Airport Road and Goat Harbor. 469 Comment
  CATA1533  Lepidium strictum Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1996-7-11 2757 Los Angeles Santa Catalina Island: Just behind sandy beach, White's Landing 6 Comment
  LA204443  Lepidium virginicum A. M. Johnson; 1933-5-20 4307 Los Angeles Fish Canyon Wash, N side Foothill Boulevard, just W of bridge Comment
  RSA651356  Lepidium virginicum T. Strid 1972-6-8 s.n. Los Angeles Topanga Cyn. 60 Comment
  RSA0112020  Lepidium virginicum subsp. virginicum Richard G. Swinney 2011-3-29 14267 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
  CAS-BOT-BC329382  Lepidospartum latisquamum Marcus E. Jones 1924-9-10 s.n. Los Angeles Swartout Valley Comment
  RSA598360  Lepidospartum squamatum L. C. Wheeler 1967-5-24 9744 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 701 Comment
  UC1283739  Lepidospartum squamatum Beecher Crampton 1965-10-27 7595 Los Angeles ca. 2.6 mi sw of Saugus; US Hwy 99 Comment
  UC527454  Lepidospartum squamatum C. B. Wolf 1931-7-30 2298 Los Angeles about 2 mi s of San Fernando; San Fernando Valley 274 Comment
  UCD33020  Leptochloa fusca subsp. uninervia Beecher Crampton 1965-10-27 7590 Los Angeles Los Angeles County, ca. 2.6 miles S.W. of Saugus, US Hwy. 99. Comment
  UCR150664  Leptodactylon californicum subsp. californicum James Henrickson 2000-4-15 20708 Los Angeles San Gabriel Mountains region, c. 1 mi SE of Newhall in Whitney Canyon, SE of junction of San Fernando Road and State Highway 14; 0.25-0.5 mile east of Highway 14; within 200 ft of Hwy 488 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
  RSA0105966  Leptosiphon breviculus R. G. Swinney 2011-7-8 15478 Los Angeles San Gabriel Mountains: Strawberry Potrero, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property. 1427 Comment
  RSA469981  Leptosiphon breviculus B. C. Templeton 1932-6-19 4922 Los Angeles Big Pines Park, San Gabriel Mts. Comment
  RSA73076  Leptosiphon liniflorus F. W. Peirson 1922-6-3 3077 Los Angeles North of Collins Ranch, Oakgrove Canyon, Liebre Mts. 1006 Comment
  SBBG44372  Leptosyne douglasii G. Sphon, D. Hearn 1956-5-30 20 Los Angeles Black Butte, Antelope Valley Comment
  POM361802  Lessingia glandulifera var. glandulifera Louis C. Wheeler 1933-9-26 2130 Los Angeles San Gabriel Canyon, San Gabriel Mts. 335 Comment
  RSA91295  Lessingia glandulifera var. glandulifera F. W. Peirson 1918-10-17 278 Los Angeles Pacoima Valley, west end of San Gabriel River 457 Comment
  RSA698747  Lessingia glandulifera var. peirsonii LeRoy Gross, Paul Morton 2004-6-9 1333 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1688 Comment
  RSA0025159  Lewisia nevadensis Jane Tirrell 2012-6-19 LS 0071 Los Angeles Lily Spring; downslope from Pacific Crest Trail, approximately 0.5 mile northwest of Mt. Hawkins. 2481 Comment
  POM295822  Leymus condensatus Lyman Benson 1933-11-12 5733 Los Angeles Beverly Glen, Beverly Hills, Pacific Ocean Watershed. 244 Comment
  RSA509574  Leymus triticoides L. C. Wheeler 1967-8-2 12327 Los Angeles Angeles National Forest; Sulphur Spring 1585 Comment
  CAS-BOT-BC130572  Lilium humboldtii Peter H. Raven; H. L. Wedberg 1957-6-15 10901 Los Angeles Latigo Canyon, Santa Monica Mountains Comment
  SJSU13211  Lilium humboldtii subsp. ocellatum C. W. Sharsmith 1941-6-22 4399 Los Angeles by Eaton Canyon, San Gabriel Mts 457 Comment
  SD30986  Limonium sinuatum Edith A. Purer 1931-5-4 1031 Los Angeles Palos Verdes Hills. Comment
  RSA252907  Linanthus aureus R. F. Thorne 1973-5-11 43567 Los Angeles Along Mt. Emma Road: 1.9 mi W of Little Rock Creek below the dam. 1159 Comment
  CAS-BOT-BC123852  Linanthus breviculus subsp. royalis LeRoy Abrams; Ernest Alexander McGregor 1908-7-5 642 Los Angeles Swartout Canyon, San Gabriel Mountains 1828 Comment
  CAS-BOT-BC226755  Linanthus californicus L. R. Abrams 1917-7-7 6610 Los Angeles Laurel Canon [Canyon], Santa Monica Mts. Comment
  RSA127433  Linanthus californicus H. J. Thompson 1959-3-27 1879 Los Angeles Saddle peak, 0.5 miles east of peak. 671 Comment
Read comments
Jul 13 2018
  RSA468430  Linanthus californicus subsp. glandulosus Fordyce Grinnell Jr. 1910-6-11 s.n. Los Angeles Mountain situations, San Gabriel Mountains Comment
  OBI7364  Linanthus californicus subsp. glandulosus Mark Fresh 1976-2-29 16 Los Angeles Located at Tuna Canyon Road and Saddle Peak Roah crossroads. Comment
  UC30164  Linanthus dianthiflorus W. H. Brewer 1861-2-3 161 Los Angeles San Fernando Plain Comment
  RSA0116314  Linanthus dichotomus A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31965 Los Angeles Tehachapi Mtns. Foothills: south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake. 1006 Comment
  UCD118540  Linanthus dichotomus Steve Boyd 1986-3-31 1570 Los Angeles Mojave Desert: Highway 18 about 1 mile E of junction with Highway 138, NE of Pinyon Hills. Comment
  POM364615B  Linanthus dichotomus L. C. Wheeler 1932-4-9 577 b Los Angeles Kings Canyon near Elizabeth Lake. 1037 Comment
  RSA122093  Linanthus parryae A. D. Gifford 1935-4-27 634 Los Angeles 3 1/2 miles N. of Manzana,Tejon. 854 Comment
  UC23762  Linanthus parviflorus J. Burtt Davy May 9 1896-May 24 1896 2632 Los Angeles Leonis Valley Antelope Valley Comment
  LA50731  Lithophragma affine A. M. Johnson; 1935-2-22 4547 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  SFV1589  Lithophragma affine K. A. Wilson 1961-3-14 1029 Los Angeles Santa Monica Mountains Mulholland Highway, 2 miles west of Seminole Hot Springs. 460 Comment
  CAS-BOT-BC426263  Lithophragma affine Geo. B. Grant 1898-3-20 s.n. Los Angeles Lincoln Park, Pasadena 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
  HSC79977  Lithophragma heterophyllum James Henrickson 1973-5-12 9579 Los Angeles 6 air mi. NE of La Canada, 3.1 road mi. N of N3, off Angeles Crest Hwy.; in canyon along road in granitic slopes of San Gabriel Mtns. 1037 Comment
  POM293790  Lithophragma heterophyllum Lyman Benson 1945-4-13 11665 Los Angeles Little Dalton Canyon, Glendora. Drainage area Pacific slope 365 Comment
  SEINET10939865  Lithrea molleoides Jon Ricketson, Heidi H. Schmidt 1992-10-19 Ricketson 4772 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Gardens, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  POM4571  Lobelia dunnii var. serrata L. R. Abrams 1900-8-9 883 Los Angeles San Gabriel River Canyon, San Gabriel Mountains. Comment
  SFV21140  Lobularia maritima J. M. Keefe 2001-1-19 31007 Los Angeles San Fernando Valley Big Tujunga Wash, 400 m northwest of corner of Westcott Avenue and Grove Street in Sunland. 384 Comment
  RSA562624B  Loeflingia squarrosa subsp. artemisiarum D. Charlton 1991-5-18 5182 Los Angeles Piute Ponds, Edwards Air Force Base. Old Homestead road just east of ponds, south of Rosamond Dry Lakebed. 701 Comment
  UCR277178  Logfia depressa R. G. Swinney 2011-4-19 14414 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
  UCR272613  Logfia gallica R. G. Swinney 2011-5-6 14586 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  UCD66307  Lolium multiflorum Robert F. Thorne; P. Everett 1965-5-11 34551 Los Angeles Behind N beach at Little Harbor, Santa Catalina Island. 1 Comment
  POM211256  Lolium rigidum L. C. Wheeler 1933-6-24 1875 Los Angeles Sepulveda Blvd. at Los Angeles River, San Fernando Valley 198 Comment
  POM49719  Lolium temulentum var. arvense Le Roy Abrams 1901-04 1183 Los Angeles Ballona Harbor Comment
  UC1605267  Lomatium dissectum var. multifidum Tim Ross and Steve Boyd 1994-5-4 7676 Los Angeles Dogwood Canyon - narrow canyon draining n.e. to Burns Canyon from the n.e. summit of Grass Mt.; Liebre Mts., Lake Hughes Quad., Dogwood Canyon 1267 Comment
  RSA608884  Lomatium lucidum L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Center Creek off Gold Creek off Little Tujunga Creek. 853 Comment
  RSA308994  Lomatium mohavense J. R. Shevock 1976-4-26 5024 Los Angeles Uncommon to occassional along FS trail 10w09 between South Fork Campground and Devils Chair. San Gabriel Mts., Angeles National Forest. 1372 Comment
  UC1400392  Lomatium mohavense Robert F. Thorne 1973-5-11 43516 Los Angeles N of Shoemaker Canyon between Mile High and Valyermo San Gabriel Mountains 1341 Comment
  RSA729778  Lomatium nevadense var. parishii R. G. Swinney 1998-7-6 6296 Los Angeles San Gabriel Mtns.: Grassy Hollow, east of Jackson Flats, on ridge c. 200 m north of entrance to Grassy Hollow Campground 2195 Comment
  UC1605258  Lomatium nevadense var. parishii Timothy S. Ross 1994-5-31 7969 Los Angeles flat granite ridgetop ca. 800 m. w.-n.w. of summit Pacifico Mt. (San Gabriel Mts.); San Gabriel Mts. 2060 Comment
  SBBG28219  Lomatium utriculatum F. W. Peirson 1921-2-26 2358 Los Angeles Topanga Cyn 304 Comment
  UCR186958  Lomatium utriculatum A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31967 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  UC1375330  Lomatium utriculatum C. W. Tilforth 1969-4-14 181 Los Angeles between Whittier and West Covina (along Colima Ave. just n. of Punta del Este Rd.) Comment
  SBBG13786  Lonicera hispidula M. A. Piehl 1962-10-3 62492 Los Angeles N portion of Swain's (Swain) Cyn near main rd 381 Comment
  RSA455169  Lonicera hispidula var. vacillans T. Gertrude Williamson 1924-08 s.n. Los Angeles Catalina Island. Comment
  RSA0085495  Lonicera subspicata R. G. Swinney 2010-8-9 13463 Los Angeles Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport. 1037 Comment
  UC303437  Lonicera subspicata var. denudata I. Johnston 1917-5-13 980 Los Angeles San Gabriel Wash 152 Comment
  RSA0073132  Lotus argophyllus Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 33 Los Angeles Santa Catalina Island. Deer Valley Trail. 92 Comment
  POM18426  Lotus argophyllus subsp. ornithopus P. A. Munz 1923-4-8 6611 Los Angeles San Clemente Island. Comment
  SEINET3557274 Image available Lotus crassifolius Victor Duran 1933-7-8 3504 Los Angeles Horse Flats, San Gabriel Mts. 1676 Comment
  UCR179685  Lotus crassifolius R. G. Swinney, Dave Larson 1996-8-7 5243 Los Angeles Eastern San Gabriel Mountains., San Dimas Experimental Forest, head of Dry Lake Canyon at 'Dry Lake,' site of CCC camp in 1930s = Browns Flat 1524 Comment
  RSA549159  Lotus crassifolius var. crassifolius T. S. Ross 1990-6-20 3661 A Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  RSA161323  Lotus dendroideus var. dendroideus P. H. Raven 1962-5-20 17768 Los Angeles Santa Catalina Island, Airport Road on main ridge about 1.5 miles west of Middle Ranch turn-off. Comment
  RSA646114  Lotus grandiflorus var. grandiflorus Orlando Mistretta 1992-9-9 s.n. Los Angeles San Gabriel Mountains: ''Sold'' Peak. North Fork Management Unit; Tujunga Ranger District. Comment
  UCR126562  Lotus humistratus A. C. Sanders, Andy Thomson 2003-4-15 25986 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park 396 Comment
  SEINET6655526  Lotus nevadensis var. davidsonii Orlando Mistretta 1992-6-12 564 Los Angeles Transverse Ranges; San Gabriel Mtns region: Cow Canyon (Road 2N29 EA- from Saddle to 2nd main drainage).; 0 Comment
  UC555539  Lotus procumbens var. procumbens Frank W. Peirson 1919-6-15 Los Angeles Rock Creek San Gabriel Mts., Pine Ridge 1371 Comment
  UCR192938  Lotus purshianus Dan S. Cooper 2008-5-30 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., unnamed canyon along south side of Forest lawn Dr. (across from tennis club), just northwest of border of Griffith Park, Los Angeles 180 Comment
  UCR205708  Lotus purshianus A. C. Sanders, T. B. Salvato 2009-5-18 36805 Los Angeles San Gabriel Valley, Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 116 Comment
  JEPS28169  Lotus salsuginosus Ira W. Clokey, B. Templeton Mar 1929 4517 Los Angeles Mandeville Canyon Santa Monica Mountains 350 Comment
  RSA188920  Lotus salsuginosus R. F. Thorne 1966-4-28 36198 Los Angeles Santa Catalina Island. Along road to Renton Mine, Pebbly Beach Canyon 244 Comment
  RSA682503  Lotus salsuginosus Scott D. White, Michael Honer 2003-5-7 9205 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. 427 Comment
  RSA133409  Lotus salsuginosus P. H. Raven 1959-5-3 14053 Los Angeles Santa Monica Mountains (34 deg.N; 118-119 deg.W). Mulholland Drive near Beverly Glen Boulevard 381 Comment
  POM199541  Lotus salsuginosus var. salsuginosus I. W. Clokey, B. C. Templeton 1929-03 4517 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  UCR143495  Lotus salsuginosus var. salsuginosus Steve Boyd, Et al. 1997-4-1 9452 Los Angeles San Gabriel Mtns., Liebre Mountains, upper watershed of Osito Cyn between Hwy I-5 & the Old Ridge Route, vic. of 'Osito Flat,' a distinctive, open grassy break in slope under the high tension power lines. 915 Comment
  SFV1857  Lotus scoparius M. L. Vincent 1962-7-5 268 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 4 miles south of Ventura Blvd. Comment
  UCR280858  Lotus scoparius subsp. brevialatus R. G. Swinney 2014-4-23 16152 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 1256 Comment
  UCR209146  Lotus scoparius subsp. scoparius Dan S. Cooper 2009-1 109- 24 Los Angeles South Coast, Sand Dune Park, Manhattan Beach 27 Comment
  RSA407712  Lotus scoparius var. scoparius O. R. Dorado R. 1987-6-10 1693 Los Angeles San Gabriel Mountains; near Rincon Ranger Station. 762 Comment
Read comments
Sep 17 2014
  POM8237  Lotus strigosus P. A. Munz 1920-4-21 3688 Los Angeles San Dimas Canyon. 457 Comment
  RSA562574  Lotus strigosus Steve Boyd 1993-4-22 7996 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon. 854 Comment
  UC15693  Lotus strigosus J. H. Barber 1897-4-20 Los Angeles Pomona Comment
  RSA549542  Lotus strigosus T. S. Ross 1992-4-27 6246 Los Angeles Claremont: S side of Indian Hill mesa, SW of RSA grounds 393 Comment
  RSA595679  Lotus strigosus var. strigosus T. S. Ross, Victor W. Steinmann 1995-5-8 8558 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  POM50638  Lotus strigosus var. strigosus L. R. Abrams 1901-04 1231 Los Angeles Santa Monica Mountains Comment
  UC1871167  Lotus wrangelianus T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4902 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  UCR6033  Lupinus albifrons K. S. Gill 1965-3-20 s.n. Los Angeles San Gabriel Mountains, Foothills of Mt. Baldy, 2 mi N of Claremont 366 Comment
  RSA0061150  Lupinus albifrons var. austromontanus Daisie Huang 2008-3-18 08031802 Los Angeles Along Gorman Post Road, near large Gorman billboard. 1119 Comment
  SFV1866  Lupinus bicolor H. L. Bauer 1941-4-21 679 Los Angeles El Segundo sand dunes. 30 Comment
  UCR123810  Lupinus bicolor Steven R. Hill, K. Kramer 2001-4-22 33335 Los Angeles Southwestern Mojave Desert, N side of San Gabriel Mtns. Antelope Valley, east of California Poppy Reserve, N and S sides of Avenue I (Lancaster Rd.), 1.5 mi west of Munz Ranch Road, 2.6 mi west of junction with 120th Street West, about 15 mi due NW of Palmdale 805 Comment
  RSA596452  Lupinus bicolor R. G. Swinney 1989-4-15 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness park, Big Dalton Canyon. Big Dalton Canyon Rd, 1.4 mi. E of Glendora Mtn. Rd 457 Comment
  SEINET10484867  Lupinus bicolor subsp. marginatus David B. Dunn, Carl C. Epling 1946-4-20 Dunn 2150 Los Angeles At sta. 66 Near the foothills on the w side of the mojave desert, n of Palmdale, on the grassy slopes, between the shrubs, and along the road 823 Comment
  UCD107516  Lupinus concinnus P. B. Kennedy 1928-3-28 s.n. Los Angeles Avalon, Santa Catalina Island, Calif. Comment
  UCR204260  Lupinus elatus Naomi Fraga, Elizabeth A. Kempton 2008-7-2 2303 Los Angeles San Gabriel Mountains, north slope of Mount Islip from Little Jimmy Campground to the summit 2500 Comment
  UCR187255  Lupinus excubitus subsp. austromontanus A. C. Sanders 2006-4-21 32129 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles ENE of Quail Lake, east of the Cement Plant Rd. and Calif. Aqueduct, north of Hwy 138 1006 Comment
  RSA230753  Lupinus excubitus var. austromontanus R. F. Thorne 1969-7-9 38473 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
  UC1584875  Lupinus excubitus var. austromontanus Tim Ross, Steve Boyd 1991-7-24 5648 Los Angeles Granite Mountain , Chilao Flat Quad., Granite Mount (San Gabriel Mountain Range) 1901 Comment
  UCR149972  Lupinus excubitus var. austromontanus Scott D. White 2004-5-5 10307 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 Comment
  SEINET10970261  Lupinus excubitus var. hallii David B. Dunn 1957-5-18 Dunn RSA# 6454 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
  UC1713284  Lupinus formosus A. J. McClatchie 1893-3-26 15 Los Angeles near Pasadena; near Pasadena Comment
  SEINET10485357  Lupinus formosus Robert F. Thorne, C. W. Tilforth 1971-6-30 Thorne 40774 Los Angeles San gabriel mtns. Angeles national forest. On sandy bottom and margins of dry Stream bed of s fork of little rock creek. Ca .3 mi below alder saddle. Flowers purple. 1615 Comment
  POM23930  Lupinus formosus var. formosus George B. Grant 1906-1 s.n. Los Angeles Summit of Mt. Wilson. 1829 Comment
  RSA519413  Lupinus formosus var. formosus Anstruther Davidson 1892-05 s.n. Los Angeles Glendale. Comment
  RSA413671  Lupinus hirsutissimus Bonnie C. Templeton 1968-2-25 11396 Los Angeles Near the isthmus, Santa Catalina Island. Comment
  SBBG128377  Lupinus hirsutissimus M. L. Hoefs 1991-4-7 1026 Los Angeles upper Avalon Cyn, SW of Divide Rd 377 Comment
  SBBG38749  Lupinus hirsutissimus M. B. Dunkle 1939-4-6 7299 Los Angeles Mosquito Harbor Comment
  RSA226178  Lupinus hirsutissimus Gary D. Cromwell 1971-4-21 569 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mtns. 2 mi. NE of Glendora. Comment
  UCSB11268  Lupinus hirsutissimus Hancock, Dan 1961-3-31 Los Angeles E side of Middle Ranch spillway, on Catalina Island Comment
  UCR193501  Lupinus latifolius R. G. Swinney 1999-4-8 7074 Los Angeles San Gabriel Mtns., Claremont, Cobal Canyon c. 0.5 mi. NE of confluence with Burbank Canyon 549 Comment
  UCR101279  Lupinus latifolius var. latifolius L. C. Wheeler 1968-5-31 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, Devil's Canyon, Campground vicinity. 1220 Comment
  RSA414781  Lupinus longifolius Ella M. Kennedy 1923-2-26 s.n. Los Angeles S. Pasadena Comment
  SEINET10485601  Lupinus longifolius David B. Dunn 1957-4-2 Dunn s.n. Los Angeles Plants 3 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  SBBG69052  Lupinus microcarpus var. densiflorus R. Hoffmann 1925-4-19 Los Angeles Bouquet Cyn Comment
  SDSU4680  Lupinus microcarpus var. microcarpus D. F. Howe 1947-5-3 1549 Los Angeles Mint Canyon, Mojave Desert. Comment
  UCSB39067  Lupinus mollisifolius M. W. Stone 1977-5-29 14 Los Angeles collected 2.5 mi up Chantry Flats Road in the San Gabriel Mountains Chantry Flats Road 518 Comment
  UC1215273  Lupinus peirsonii Wesley O. Griesel 1962-6-27 Los Angeles Dawson Saddle; San Gabriel Mtns 2438 Comment
  UCR191286  Lupinus sparsiflorus T. B. Salvato 2008-4-22 3301 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  LA104174  Lupinus sparsiflorus subsp. sparsiflorus Kei Nakai; David S. Verity, S. Cochrane, T. Thomas 1983-4-11 1031 Los Angeles 259 Comment
  SBBG38750  Lupinus succulentus R. Moran 1941-3-4 676 Los Angeles Rocky Pt, Little Harbor 15 Comment
  RSA582457  Lupinus succulentus L. C. Wheeler 1935-4-25 3440 Los Angeles Placerita Canyon, San Gabriel Mountains. 457 Comment
  SEINET12154818  Lupinus succulentus Unknown 1933-1 8160 Los Angeles nr Los Angeles Comment
  RSA0055761  Lupinus truncatus R. G. Swinney 2010-4-1 12145 Los Angeles San Gabriel Mountains: Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Mac 399 Comment
  SBBG94231  Lupinus truncatus F. R. Fosberg 1931-3-25 4374 Los Angeles Hamilton Cyn, near top of S Wall 100 Comment
  RSA213431  Lupinus truncatus Reid V. Moran 1941-2-18 588 Los Angeles San Clemente Island: Middle Ranch Creek 30 Comment
  RSA0110585  Luzula comosa R. G. Swinney 2011-7-29 15564 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  UCR210273  Luzula comosa R. G. Swinney 2008-9-13 9460 Los Angeles San Gabriel Mtns., Buckhorn Canyon waterfall, 0.4 mi. north of Burkhart Trail parking lot 1893 Comment
  POM49432  Lycium cooperi A. D. E. Elmer 1902-06 3661 Los Angeles Palmdale. Comment
  CAS-BOT-BC140224  Lyonothamnus floribundus subsp. aspleniifolius Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  UCR71162  Lyonothamnus floribundus subsp. aspleniifolius Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4403 Los Angeles Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point Comment
  CAS-BOT-BC142277  Lyonothamnus floribundus subsp. floribundus Robert F. Thorne 1970-3-5 39354 Los Angeles NE slope of Blackjack Mt., at upper end of Swain's Canyon - Santa Catalina Island 365 Comment
  POM243678  Lyonothamnus floribundus subsp. floribundus F. R. Fosberg 1931-5-19 S 4918 Los Angeles Santa Catalina Island. Head of Swain's Canyon, base of Blackjack Mountain Comment
  UC11396  Lyonothamnus floribundus subsp. floribundus Brandegee May 1889 Los Angeles Santa Catalina Is. Comment
  SBBG105390  Lyonothamnus floribundus var. aspleniifolius R. M. Beauchamp 1976-5-23 4154 Los Angeles S rim of Gray Cyn 411 Comment
  CATA668  Lysimachia arvensis Mark L. Hoefs 1991-4-23 1157 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  UCR107242  Madia elegans subsp. densifolia R. G. Swinney 1994-8-23 3223 Los Angeles San Gabriel Mtns., San Gabriel Mtns, Mt. Baldy Rd on W shoulder, c. 0.25 mi SW of Mt. Baldy Rd junction w/ Glendora Mountain Rd. Comment
  RSA603202  Madia elegans subsp. wheeleri Steve Boyd, Laura Moore, Michael Wall 1997-7-24 10021 B Los Angeles Liebre Mountains Region: Summit of Liebre Mountain, saddle between Richardson and Bear canyons, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A). 1646 Comment
  CAS-BOT-BC344378  Madia exigua Louis C. Wheeler 1932-6-4 801 Los Angeles Liveoak [Live Oak] Canyon N La Verne 487 Comment
  UC1069907  Madia gracilis Jerome S. Horton 1937-6-14 470 Los Angeles trail to Flumes 4 and 5 (San Dimas Canyon); Pomona Quad., San Dimas Canyon Comment
  NY37578  Malacothamnus clementinus R. V. Moran 1975-8-24 22697 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UCR282335  Malacothamnus davidsonii D. E. Bramlet, Robt. L. Allen 2011-4-20 4802 Los Angeles San Gabriel Mountains, Big Tujunga Wash, 223 ft. west of Big Tujunga Canyon Rd. and 95 ft. north of Oro Vista Ave. 398 Comment
  CAS-BOT-BC206204  Malacothamnus fasciculatus Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Isl. Comment
  POM243806  Malacothamnus fasciculatus F. R. Fosberg 1931-7-15 S- 5425 Los Angeles Isthmus, Santa Catalina Island. 5 Comment
  RSA177811  Malacothamnus fasciculatus Robert F. Thorne, P. Everett 1965-5-10 34473 Los Angeles Near Catalina Airstrip, Santa Catalina Island. 457 Comment
  RSA583081  Malacothamnus fasciculatus var. catalinensis Tim S. Ross 1993-4-22 6924 -2 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft.); 750 meters due N of Cactus Peak summit; northerly slope draining to middle Bullrush Canyon. 320 Comment
  RSA131251  Malacothamnus fremontii Percy C. Everett, E. K. Balls 1959-5-22 23806 Los Angeles Big Rock Creek, from Valyermo. 1220 Comment
  CAS-BOT-BC204191  Malacothamnus marrubioides John Thomas Howell 1950-11-9 27485 Los Angeles 12 miles north of Castac [Castaic] 609 Comment
  UCR102617  Malacothrix californica B. G. Pitzer 1996-4-20 2689 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
  UCR18012  Malacothrix californica A. C. Sanders 1976-5-9 00152 Los Angeles Mojave Desert, Hwy 138 at the W end of the Antelope Valley 976 Comment
  UCR256532  Malacothrix clevelandii Anuja Parikh, Nathan Gale 2011-5-26 3397 Los Angeles Transverse Range; San Gabriel Mountains, Upper Big Tujunga Canyon, 0.3 km ENE of Shortcut Station, 0.7 km north of State Hwy 2 (Angeles Crest Hwy) 1308 Comment
  SBBG66082  Malacothrix coulteri R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  RSA535331  Malacothrix foliosa Timothy S. Ross 1991-5-20 5347 Los Angeles San Clemente Island: un-named knoll ca 5500 ft. S of Wilson Cove Settlement; westerly slope 2500 ft NW of the 750' BM 186 Comment
  UC637181  Malacothrix foliosa R. M. Bond 1940-5-14 Los Angeles Santa Barbara Island Comment
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Feb 14 2006
  UCR205846  Malacothrix glabrata R. G. Swinney 2008-5-8 8815 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  CAS-BOT-BC347615  Malacothrix glabrata Ira L. Wiggins; W. R. Ernst 1958-5-2 229 Los Angeles Flats 1 mile northwest of Little Rock Comment
  CAS-BOT-BC347931  Malacothrix saxatilis var. tenuifolia Geo. B. Grant 1902-8-6 s.n. Los Angeles Avalon Comment
  POM246429  Malacothrix saxatilis var. tenuifolia F. R. Fosberg 1931-3-31 4423 Los Angeles Avalon, Santa Catalina Island. 5 Comment
  POM362379  Malacothrix saxatilis var. tenuifolia Wm. Martin, Robert Gustafson 1971-7-14 s.n. Los Angeles Crenshaw and Rodeo Blvd., Los Angeles. Comment
  RSA781095  Malacothrix saxatilis var. tenuifolia Sandy Leatherman, Pam DeVries 2011-4-27 2011 -6 Los Angeles Transverse Ranges; Liebre Mountains region: on the cliff face adjacent to Mesa Drive Road, 200 meters soutwest of Vasquez Canyon Road in Santa Clarita 638 Comment
  RSA19645  Malosma laurina I. W. Clokey, B. Templeton 1929-06 4588 Los Angeles Mandeville Canyon, Santa Monica Moutains. 300 Comment
  RSA527802  Malosma laurina T. S. Ross, Annette Ross 1991-6-3 5536 Los Angeles Elephant Hill: W Pomona. 317 Comment
  RSA649824  Malosma laurina Matt Brooks 1988-4-12 59 Los Angeles Whittier, along th esouthern ridge of Dark Canyon 1.0 miles east of the Whittier water tank. Comment
  UC449685  Malosma laurina I. J. Condit 1908-6-29 22 Los Angeles Catalina Island Comment
  CAS-BOT-BC206643  Malva assurgentiflora Joseph Andorfer Ewan 1932-6-29 7559 Los Angeles Playa del Rey Comment
  UCR48956  Malva parviflora A. C. Sanders 1987-7-22 7174 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  UCSB59414  Malva pseudolavatera Ross, Tim; Mistretta, Orlando; Hammitt, Mike 1991-5-17 Los Angeles 900 feet SSE of the 924' BM at the E end of the old airfield landing strip; San Clemente Island Comment
  RSA0004201  Malvastrum gabrielense F. W. Peirson 1921-7-1 774 Los Angeles Arraster Creek, San Gabriel Mts 1067 Comment
  UC1409083  Marah macrocarpa Robert F. Thorne and Doug Propst 1973-2-12 42481 Los Angeles hill e Isthmus (above Banning House); San Catalina Island, Ironwood Gully 182 Comment
  UCR41712  Marah macrocarpa G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  RSA4562  Marah macrocarpa P. A. Munz 1915-4-6 2056 Los Angeles Claremont, CA. 366 Comment
  RSA441000  Marah macrocarpa var. macrocarpa F. R. Fosberg 1931-1-7 7112 Los Angeles Sierra Madre. 300 Comment
  RSA652409  Marah macrocarpa var. macrocarpa Marion P. Harthill 1972-4-8 s.n. Los Angeles Azusa Cny. 1067 Comment
  SD47443  Marah macrocarpa var. major Ira L. Wiggins 1949-2-21 11955 Los Angeles San Clemente Island, Wilson's Cove Comment
  RSA409815  Marrubium vulgare Erwin Miller 1934-5-1 s.n. Los Angeles Verdugo Woodland Comment
  SBBG71202  Marrubium vulgare M. N. Ackley -May-1926 483 Los Angeles Eagle Rock 182 Comment
  UCR271555  Marrubium vulgare R. G. Swinney 2011-3-18 14144 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  LA81996  Marrubium vulgare Unknown; 1927-5-7 sn Los Angeles SANTA MONICA MOUNTAINS, Universal City. 213 Comment
  RSA409818  Marrubium vulgare Robert Gustafson 1981-3-18 2219 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA601026  Marrubium vulgare Louis C. Wheeler 1967-5-13 9498 Los Angeles On mesa between Little Dalton and Englewild canyons, in vicinity of abandoned lemon grove. 381 Comment
  SFV3173  Marrubium vulgare P. M. Kennamer 1958-8-7 s. n. Los Angeles San Fernando Valley San Fernando Valley State College campus on Lindley Ave. Road bed opposite Building F. 274 Comment
  UCR154031  Matricaria matricarioides A. C. Sanders 2005-5-11 30202 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
  RSA598353  Matricaria matricarioides L. C. Wheeler 1969-4-19 s.n. Los Angeles Blum Ranch, Aliso Canyon 883 Comment
  JEPS51534  Meconella denticulata Frank W. Peirson 1918-5-19 36 Los Angeles Millards Canyon San Gabriel Mtns 609 Comment
  POM68643  Meconella denticulata Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canyon Comment
  POM8022  Meconella denticulata F. L. Robinson 1920-4-28 s.n. Los Angeles San Dimas Canyon. Comment
  SD93040  Meconella denticulata W. Bertsch 1953-4-21 84 Los Angeles Little Dalton Canyon. 366 Comment
  UC1922583  Meconella denticulata Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1155 Los Angeles Transverse Ranges; Verdugo Mountains region; Ridgetop above McDonald Creek. 412 Comment
  SFV21132  Medicago lupulina L. Gross 2003-5-19 1026 Los Angeles San Fernando Valley Sunland. Bluff on south side of Tujunga Wash in yard in housing tract called "Sunhill Estates." 366 Comment
  CATA57  Medicago polymorpha Mark L. Hoefs, A. Douglas Propst 1973-3-3 36 Los Angeles Santa Catalina Island: North slope of Mt. Black Jack 441 Comment
  POM2399  Medicago sativa D. L. Crawford 1915-6-30 s.n. Los Angeles Mts above Claremont 1524 Comment
  RSA669143  Medicago sativa LeRoy Gross 2002-6-24 543 Los Angeles Along La Tuna Canyon Road 488 Comment
  CAS-BOT-BC281531  Melica imperfecta H. E. Hasse 1888-4-1 s.n. Los Angeles Hills near Los Angeles Comment
  POM292718  Melica imperfecta Lyman Benson 1949-4-29 13604 Los Angeles Hill 3 miles SW of Pomona 305 Comment
  RSA3499  Melica imperfecta C. B. Wolf 1932-5-9 3442 Los Angeles Santa Catalina Island. Base of cliff opposite the tent city. 8 Comment
  RSA526630  Melica imperfecta Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4200 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA656191  Melica imperfecta Joseph M. Keefe 1978-4-28 22830 Los Angeles Verdugo Mountains; Henderson Canyon Creek, 0.5 Km west of Lockerbie Road on Whitting Woods Road, La Crescenta. 427 Comment
  UCR270268  Melica imperfecta R. G. Swinney 2010-6-1 13098 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
  RSA0087866  Melilotus indicus R. G. Swinney 2010-5-4 12567 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA600369  Melilotus indicus Steve Boyd, Lauren Raz 1997-5-28 9869 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
  RSA670981  Melilotus indicus Joseph M. Keefe 2001-1-19 30915 Los Angeles Roadside along Sholl Canyon Road, 3 meters north of beginning of the Eagle Rock Park Path, 200 meters north of Figueroa Street, Eagle Rock. 280 Comment
  SD37259  Melilotus indicus Edith A. Purer 1931-3-8 1021 Los Angeles Los Angeles Comment
  UCSB3450  Melilotus indicus Haller, John 1950-3-30 Los Angeles UCLA Base of Faculty Hill, near Sunset Blvd. Comment
  SD69379  Mentha spicata Robert F. Thorne 1966-9-14 36637 Los Angeles Santa Catalina Island; shallow water of small stream in lower Middle Ranch Canyon ca. 3/4 mi. above Ben Weston Beach. 174 Comment
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Apr 3 2012
  UCR193440  Mentzelia R. G. Swinney 1999-6-5 7254 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  UCR205895  Mentzelia albicaulis R. G. Swinney 2008-5-8 8781 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  JEPS42774  Mentzelia micrantha R. L. Pendleton 1909-7-2 1363 Los Angeles e Avalon (road); Santa Catalina Island 9 Comment
  RSA226175  Mentzelia micrantha Gary D. Cromwell, David W. Wheat 1971-4-30 605 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains. 2 mi. NE of Glendora. 465 Comment
  RSA446769  Mentzelia micrantha L. E. Hoffman 1929-6-23 s.n. Los Angeles Pacoima Canyon, Angeles Forest; Pacoima Wash. Open trail side. Comment
  RSA600064  Mentzelia micrantha Steve Boyd, Lauren Raz 1997-5-20 9819 Los Angeles Liebre Mountains region: Eastern flank of Liebre Mountain, along ridge top firebreak near the head of the North Fork Fish Canyon, due north of Atmore meadows and west of the saddle between Liebre and Sawmill mountains. 1585 Comment
  UCR280507  Mentzelia micrantha R. G. Swinney 2014-5-13 16498 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
  RSA69573  Mentzelia micrantha F. W. Peirson 1918-6-12 119 Los Angeles In area recently burned over, in hills east of Rubio Canyon, San Gabriel Mts. 549 Comment
  RSA802051  Mentzelia obscura Orlando Mistretta, Kristie Haydu 2011-7-20 5956 Los Angeles Grizzly Flat Road, N of Angeles Crest Hwy, 0.4 air miles W of Hoyt Mountain. 1168 Comment
  UCR184052  Mentzelia veatchiana A. C. Sanders, T. B. Salvato, Mitch Provance, Aaron Keller, et al 2007-4-12 33385 Los Angeles Western Antelope Valley, Neenach, south of Hwy 138 at end of 290th St. West, toe of hills between Horse Camp and Cow Spring canyons and into mouth of Cow Spring Canyon 976 Comment
  CAS-BOT-BC435283  Mesembryanthemum nodiflorum J. C. Nevin 1890-1-1 s.n. Los Angeles San Clemente Island Comment
  UCR186895  Microseris douglasii A. C. Sanders 2006-4-14 32051 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  UCR187267  Microseris douglasii A. C. Sanders 2006-4-18 32112 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  RSA653688  Microseris lindleyi Valerie L. Soza, Laura Moore 2000-5-10 868 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 518 Comment
  UCR192962  Microseris lindleyi Dan S. Cooper 2008-4-5 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., northwest entrance to Griffith Park, vicinity of Travel Town and adjacent to cemetery, Los Angeles 175 Comment
  RSA660762  Mimulus aurantiacus J. Doughty 1985-5-19 197 Los Angeles Angeles National Forest, Graveyard Canyon, junction of San Gabriel Road and entrance to Follows Camp. Comment
  JEPS87292  Mimulus aurantiacus var. pubescens David M. Thompson 1992-5-22 1074 Los Angeles above Claremont (along Mt. Baldy Road, 0.8 rd mi above (n of) upper tunnel) 1100 Comment
  RSA0069878  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-3-24 12093 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  UCR213383  Mimulus aurantiacus var. pubescens Dan S. Cooper 2010-3-29 20100329- 32 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA177792  Mimulus aurantiacus var. puniceus Robert F. Thorne, Percy C. Everett 1965-5-10 34443 Los Angeles Black Jack Mt., few hundred feet below summit; Santa Catalina Island 488 Comment
  RSA25593  Mimulus aurantiacus var. puniceus Carl B. Wolf 1941-6-25 10894 Los Angeles Santa Catalina Island. Head of Avalon Canyon below the Wrigley Mausoleum. 122 Comment
  UC1871221  Mimulus aurantiacus var. puniceus T. Ross 1993-4-21 6840 Los Angeles Santa Catalina Island; major E-W ridge between "Carlos" and Cactus Pk 396 Comment
  RSA650193  Mimulus brevipes Lori Ackerman, Gerald Braden 1988-4-22 5 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  POM306243  Mimulus brevipes Henry J. Ramsey, Henry J. Ramsey 1938-5-22 1377 Los Angeles North Craig Ave., Altadena. Comment
  RSA447913  Mimulus brevipes M. Bisbee 1917-5-12 s.n. Los Angeles Hills north side of Eagle Rock Valley Comment
  RSA517136  Mimulus brevipes Tim S. Ross, S. D. Boyd 1990-5-14 2491 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1149 Comment
  HSC20703  Mimulus cardinalis W. H. Kinch 1954-9-30 4 Los Angeles San Antonio Canyon, 2 mi. above Ranger Station in San Antonio Wash 610 Comment
  POM158260  Mimulus cardinalis M. B. Dunkle 1928-5-13 1951 Los Angeles Cottonwood Canyon, Santa Catalina Island. 15 Comment
  RSA250513  Mimulus cardinalis Robert F. Thorne, John Dourley 1967-10-10 37355 Los Angeles Angeles National Forest: 1.5 mi. E of Dawson Saddle 2332 Comment
  SFV20866  Mimulus cardinalis L. Gross, N. Fraga, S. Williams 2002-7-17 556 Los Angeles Verdugo Mountains North side, La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road. 425 Comment
  UCR231788  Mimulus cardinalis Darren T. Hasegawa 2007-6-1 s.n. Los Angeles San Gabriel Mtns, Pasadena, c. 1 mile north of Rose Bowl 305 Comment
  RSA580181  Mimulus constrictus Tim S. Ross, S. D. Boyd 1994-5-25 7916 Los Angeles Warm Springs Mountain: ca 450 m NW of summit. 1140 Comment
  UCR273200  Mimulus floribundus R. G. Swinney 2011-10-18 15812 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
  UCR277044  Mimulus floribundus R. G. Swinney 2010-5-25 12944 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  UCSB10372  Mimulus fremontii var. fremontii Wedberg, H. 1957-4-19 Los Angeles Joshua desert; .5 mi E Pearblossom 914 Comment
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Nov 13 2014
  UCR187200  Mimulus guttatus A. C. Sanders 2006-4-18 32114 Los Angeles Tehachapi Mtns. Foothills, lower Oso Canyon, c. 1 mile north of Quail Lake 1006 Comment
  RSA251472  Mimulus guttatus Robert F. Thorne 1973-4-11 42837 Los Angeles San Clemente Island: plateau W of upper part of Norton Canyon. 396 Comment
  SBBG98482  Mimulus guttatus T. Ross 1991-5-21 5411 Los Angeles jct of two fks of Box Cyn 449 Comment
  RSA225922  Mimulus johnstonii Robert F. Thorne, C. W. Tilforth, John Dourley 1971-7-27 41082 Los Angeles SAN GABRIEL MOUNTAINS, ANGELES NATIONAL FOREST: E ridge of Mt. San Antonio (Old Baldy). Comment
  JEPS11361  Mimulus nasutus Frank W. Peirson 1920-5-6 2125 Los Angeles Fish Canyon San Gabriel Mountains 609 Comment
  UCR270265  Mimulus pilosus R. G. Swinney 2011-10-10 15723 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  SBBG69946  Minuartia douglasii R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  RSA710812  Minuartia douglasii LeRoy Gross 2005-5-3 2237 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
  CAS-BOT-BC174702  Minuartia nuttallii A. J. McClatchie 1893-8-16 182 Los Angeles Summit San Antonio Mt. Comment
  CAS-BOT-BC174761  Minuartia nuttallii var. gracilis Robert F. Thorne; C. W. Tilforth; John Dourley 1971-7-27 41068 Los Angeles San Gabriel Mts., Angeles National Forest: West Baldy Peak on ridge running E toward Old Baldy (Mt. San Antonio) 3017 Comment
  SBBG17882  Mirabilis californica P. H. Raven 1962-4-11 17307 Los Angeles just S of Eel Pt 6 Comment
  UCR206519  Mirabilis jalapa A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36949 Los Angeles San Gabriel Valley, Baldwin Park, San Gabriel River channel south of Ramona Blvd. and north of I-10 Fwy, under SCE powerlines 91 Comment
  RSA670388  Mirabilis laevis I. W. Clokey, Bonnie C. Templeton 1929-05 4499 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  UCR256254  Mirabilis laevis R. G. Swinney 2010-3-22 12086 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  UCR259587  Mirabilis laevis R. G. Swinney 2010-4-15 12226 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash 610 Comment
  CAS-BOT-BC434628  Mirabilis laevis var. crassifolia Alice Eastwood 1913-5-11 3151 Los Angeles San Fernando Wash Comment
  SBBG69790  Mirabilis laevis var. crassifolia R. Hoffmann 1928-7-8 Los Angeles Fairmont Comment
  SBBG69800  Mirabilis laevis var. crassifolia R. Hoffmann 1927-6-14 Los Angeles E end of Pine Cyn Comment
  SD69362  Mirabilis laevis var. crassifolia Robert F. Thorne, P. Everett 1965-5-10 34451 Los Angeles Santa Catalina Island, Cape Canyon. Comment
  SBBG69855  Mirabilis multiflora R. Hoffmann 1927-6-14 Los Angeles Neenach Comment
  RSA641507  Monardella australis subsp. cinerea Wheeler 1967-9-2 10608 Los Angeles San Gabriel Mr., Angeles National Forest: N side Twin Peaks, S 2073 Comment
  CAS-BOT-BC219842  Monardella breweri subsp. breweri W. R. Dudley; F. H. Lamb 1896-6-6 4341 Los Angeles Edge of Antelope Valley near Neenach, Liebre Mountains Comment
  VVC2925  Monardella breweri subsp. breweri Tim Thomas 2014-5-4 6292 Los Angeles Mojave Desert, Antelope Valley 2.6 miles north of Neenach, just east of aqueduct just south of Ave A. 884 Comment
  UCR270646  Monardella breweri subsp. lanceolata R. G. Swinney 2011-10-10 15737 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  CAS-BOT-BC219992  Monardella breweri subsp. lanceolata Timothy S. Ross; Steve Boyd 1994-6-22 8024 Los Angeles Liebre Mountains. Sawmill Mountain: E side of main summit area; ca 570 m E of (5514-ft) summit 1615 Comment
  RSA552596  Monardella exilis D. Charlton 1991-5-18 5186 Los Angeles Piute Ponds, Edwards Air Force Base. Old Homestead road just east of ponds, south of Rosamond Dry Lakebed. 701 Comment
  UCSB31024  Monardella exilis Steele, R.; Steele, Kelly 1977-5-13 Los Angeles Along Palmdale Road 15 miles East of Palmdale 853 Comment
  RSA83322  Monardella macrantha subsp. hallii I. M. Johnston 1924-8-13 s.n. Los Angeles Head of Evey Canyon Comment
  SBBG45754  Monolopia lanceolata Leota Davidson 1966-3-19 218 Los Angeles ca. 1 mi back from head of Tick Cyn off Soledad Cyn Rd 609 Comment
  SFV20712  Monolopia lanceolata T. Sagar 2004-3-15 32 Los Angeles Santa Monica Mountains Cornell Road at Paramount Ranch, near Medea Creek. 275 Comment
  UC54055  Monolopia lanceolata L. A. Greata Mar 1903 Los Angeles Highland Park Comment
  RSA392633  Mucronea californica Geo. L. Moxley 1919-3-11 s.n. Los Angeles San Fernando Comment
  RSA252893  Mucronea perfoliata Robert F. Thorne 1973-5-11 43549 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam. 1037 Comment
  RSA533927  Muhlenbergia appressa Timothy S. Ross, Mistretta, Hammitt 1991-5-19 5232 Los Angeles San Clemente Island: southeast end of island; easternmost branch of Snake Cactus Canyon (drainage beginning 2350 feet due W of Guds) 131 Comment
  RSA403579  Muhlenbergia microsperma Samuel R. Tyson 1943-4-22 s.n. Los Angeles Big Dalton Canyon. 396 Comment
  CAS-BOT-BC274974  Muhlenbergia rigens Timothy S. Ross; Steve Boyd 1994-9-21 8331 Los Angeles Liebre Mountains. Cow Spring Pond: sag pond on the San Andreas Fault Zone at the N foot of Liebre Mountain and on the S side of W Oakdale Canyon Road, ca 100 m W of the Cow Spring Canyon drainage, NW edge of pond 1155 Comment
  RSA725113  Muilla maritima Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -55 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  UCR150905  Muilla maritima Valerie Soza, Kent Hughes 1999-6-17 554 Los Angeles Transverse Ranges; San Gabriel Mountains, Upper Winter Creek Trail, above San Olene Canyon 1296 Comment
  CAS-BOT-BC515098  Muilla maritima John I. Carlson 1918-4-29 s.n. Los Angeles Sierra Nevada Comment
  CAS-BOT-BC327746  Munzothamnus blairii Charles Burch 1963-12-8 s.n. Los Angeles San Clemente Island. First canyon S of Seal Cove Comment
  RSA702953  Nama demissa Scott D. White, Michael Honer 2004-3-30 9964 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of Four Points 838 Comment
  POM353179  Nassella cernua Gary D. Wallace 1979-4-19 1685 Los Angeles Mojave Desert, w. of Fairmont along Lancaster Rd. Comment
  RSA594976  Nassella cernua Timothy S. Ross 1995-4-7 8364 Los Angeles 'OLD RIDGE ROUTE'': 1.4 road miles NNW of its intersection with Templin Highway; headwaters of Canton Canyon. 893 Comment
  RSA655999  Nassella cernua James Henrickson 1985-3-30 19786 Los Angeles Ca. 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
  RSA668292  Nassella cernua Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 92 Los Angeles San Clemente Island. Comment
  UCD87888  Nassella lepida P. B. Kennedy 1928-3-28 s.n. Los Angeles Santa Catalina Island. Comment
  UCSB478  Nassella lepida Ilch, D.; Gleason, C. 1933-5-29 Los Angeles San Dimas SRE Plot 304 - Block 28F; Angeles Forest Comment
  LA200950  Nassella pulchra Peter H. Raven; David S. Verity 1960-5-7 15323 Los Angeles Santa Monica Mountains, Arroyo Sequit 243 Comment
  JEPS123313  Navarretia fossalis David Gowen with Leigh Johnson 2010-5-12 1107 Los Angeles Vernal pool above Plum Canyon Road (dirt), west of Sierra Hwy and Arlene Road. Comment
  SBBG31968  Navarretia hamata R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -167 Los Angeles Middle Ranch Comment
  SBBG98198  Navarretia hamata C. B. Wolf 1932-5-11 3547 Los Angeles W side of Isthmus Harbor 15 Comment
  CHSC98730  Navarretia hamata subsp. hamata LeRoy Gross; Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1074 Los Angeles Tansverse Ranges; Verdugo Mountains region: North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  RSA469840  Navarretia hamata subsp. hamata B. C. Templeton 1935-6-23 4791 Los Angeles Azusa. Comment
  RSA157796  Navarretia hamata subsp. leptantha P. H. Raven 1962-5-10 17724 Los Angeles Above head of north fork of canyon just north of gray, San Clemente Island 518 Comment
  RSA249762  Nemacladus longiflorus var. breviflorus R. F. Thorne, Gary D. Wallace 1973-4-25 43389 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
  POM96986  Nemacladus ramosissimus P. A. Munz 1925-4-23 9435 Los Angeles San Gabriel Canyon. 488 Comment
  RSA75121  Nemacladus ramosissimus F. W. Peirson 1918-6-4 220 Los Angeles Burned area in Hlls east of Rubio Canyon Comment
  RSA774256  Nemacladus sigmoideus R. G. Swinney 2009-5-12 10749 Los Angeles lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg.) of Littlerock 1061 Comment
  UCR185608  Nemophila menziesii A. C. Sanders 2007-4-25 33563 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  UCR186487  Nemophila menziesii T. B. Salvato 2007-4-27 2094 Los Angeles Tehachapi Mountains Foothills, Bronco Canyon, c. 0.5 mi above confluence with Pescado Creek 1098 Comment
  UC1871057  Nemophila menziesii var. integrifolia T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4789 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
  RSA598872  Nemophila menziesii var. menziesii Steve Boyd, T. S. Ross 1997-3-21 9238 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1195 Comment
  RSA421491  Nemophila pedunculata M. B. Dunkle 1933-6-17 251 Los Angeles San Antonio Canyon Comment
  UCR271567  Nemophila spatulata R. G. Swinney 2011-5-19 14774 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek 1073 Comment
  CAS-BOT-BC349863  Nicolletia occidentalis Ira L. Wiggins 1966-4-24 20653 Los Angeles Along Palmdale Boulevard between Street 90 E and Street 150 E, about 15 miles east of Palmdale. Mohave Desert Comment
  RSA0036977  Nicotiana attenuata R. G. Swinney 2010-5-11 12668 A 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
  CATA2943  Nicotiana clevelandii Sarah Ratay, Peter Dixon 2010-6-11 123 Los Angeles Santa Catalina Island: Torqua Caves, growing at edge of main cave, in midden area 129 Comment
  CATA3192  Nicotiana glauca Julia Parish, Amy Catalano 2016-9-22 010 Los Angeles Santa Catalina Island: West End Road, crossing in Parsons Landing Canyon, on N side of road 65 Comment
  RSA0057922  Nicotiana glauca Richard G. Swinney 2010-4-15 12219 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash. 524 Comment
  RSA127411  Nicotiana glauca H. J. Thompson 1958-10-22 1809 Los Angeles Griffith Park. 381 Comment
  SBBG118796  Nicotiana glauca P. Robinson 1991-5-9 346 Los Angeles Sycamore Cyn, ca. 0.25 mi E of intersection of Beverly Blvd and Workman Mill, ca. 0.5 mi E of Workman Mill Rd (on trail into cyn) Comment
  UC1871158  Nicotiana glauca T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4936 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  LA200903  Nicotiana glauca Jonathan Sauer; H. N. Sauer, L. Birindelli, D. Birindelli 1968-11-23 4366 Los Angeles SANTA MONICA MOUNTAINS, Malibu Lagoon and salt marsh Comment
  SEINET10696850  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3956 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SEINET10818927  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3952 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  LA210312  Nymphaea mexicana Peter H. Raven; Henry J. Thompson 1959-10-18 14673 Los Angeles Mouth of Malibu Creek at N arm of Malibu Lake 220 Comment
  UC1341222  Oenanthe sarmentosa Joseph Andorfer Ewan 1932-6-28 7521 Los Angeles Los Angeles R. at Los Feliz Bridge; Los Angeles R. Comment
  UCR229159  Oenothera californica Dan S. Cooper 2011-5-5 511- 51 A Los Angeles Western Mojave Desert, Antelope Valley, 5.4 mi southeast (119 deg. ) of Neenach, south of Ripley Reserve, south of Hwy 138 938 Comment
  LA90657  Oenothera deltoides Ernie Small; 1967-5-7 sn Los Angeles Antelope Valley, S end of Edwards Air Force Base, on 140th St Comment
  UC72696  Oligomeris linifolia Geo. B. Grant July, 1902 869 Los Angeles Santa Monica Comment
  SBBG127253  Oncosiphon piluliferum S. Boyd 2006-5-11 11659 Los Angeles alluvial fan below San Antonio Cyn, along N margin of the W-bound 210 Freeway at Monte Vista/Baseline Ave off-ramp 488 Comment
  RSA439564  Opuntia X occidentalis L. C. Wheeler 1932-5-13 705 Los Angeles 2 miles N of Claremont. 412 Comment
  POM214684  Opuntia littoralis F. R. Fosberg 1932-7-15 8613 Los Angeles Laurel Canyon, Santa Monica Mountains. Comment
  SD111593  Oreonana vestita Wayne P. Armstrong 1982-6-22 Los Angeles Summit of Mount Baden-Powell 2835 Comment
  UC566846  Oreonana vestita Herbert L. Mason 1927-6-15 3781 Los Angeles Old Baldy 2895 Comment
  UCR206437  Oreonana vestita R. G. Swinney 2008-6-10 8986 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
  RSA0059164  Orobanche parishii subsp. parishii Tim Ross, Steve D. Boyd 1991-7-24 5651 Los Angeles Granite Mountain: San Gabriel Mountain Range. 1942 Comment
  LA104167  Orobanche uniflora David Hollombe; 1985-4-18 sn Los Angeles 140 Comment
  UCR145944  Orobanche valida subsp. valida Orlando Mistretta 1995-6-30 1866 Los Angeles Transverse Ranges; San Gabriel Mountains, Big Rock Creek. Orobanche valida survey site B. 1494 Comment
  RSA599331  Orthocarpus purpurascens var. purpurascens Steve D. Boyd, Lauren Raz 1997-3-26 9359 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
  UC1375269  Osmorhiza berteroi Robert F. Thorne 1971-8-25 41257 Los Angeles Lilly Spring San Gabriel Mts., Angeles National Forest, Mt. Hawkins (nw slope of mt.) Comment
  POM353429  Oxalis albicans subsp. pilosa Louis C. Wheeler 1932-3-12 479 Los Angeles Mandeville Canyon, Santa Monica Mts. 122 Comment
  CATA1467  Oxalis articulata subsp. rubra Mark L. Hoefs, Robert F. Thorne 1996-4-6 2652 Los Angeles Santa Catalina Island: Metropole Street in alley-way by book store and across from fire station, Avalon 9 Comment
  CATA882  Oxalis californica Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-31 1695 Los Angeles Santa Catalina Island: By road between K.B.R.T. and Bulrush Canyon 359 Comment
  UCR260010  Oxalis pes-caprae R. G. Swinney 2010-3-24 12095 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  SBBG131884  Oxalis pes-caprae S. A. Junak, D. Wilken 1996-3-26 SCI 253 Los Angeles top of bluffs along N side of Lemon Tank Cyn 323 Comment
  UC205916  Oxytheca parishii var. parishii I. M. Johnston 1917-6-20 1487 Los Angeles Baldy U.S.F.S. Lookout San Antonio Mountains 1981 Comment
  RSA640882  Oxytheca trilobata Louis C. Wheeler 1967-8-8 10364 Los Angeles San Gabriel Mountains, Angeles National Forest: East Fork of Alder Creek at Chilao Flat 1555 Comment
  CAS-BOT-BC121177  Paeonia californica Peter H. Raven; Henry J. Thompson 1959-5-5 14130 Los Angeles Mulholland Hwy, 1 mile W of Las Virgenes Rd, Malibu Creek drainage 335 Comment
  UCD102584  Paeonia californica Gerald Dickinson 1962-4-22 21 Los Angeles 2 miles E of Old Topanga Canyon Road - Mulholland. Santa Monica Mountains. 457 Comment
  UCD88153  Panicum antidotale P. B. Dickey 1939-7-26 711 Los Angeles Lompoc. From Hollister plots. 853 Comment
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Oct 3 2016
  UCR270232  Panicum capillare R. G. Swinney 2011-6-30 15382 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  SBBG112821  Parietaria hespera var. californica S. A. Junak with K. Kirkland 1998-7-17 SCa 784 Los Angeles lower portion of Silver Cyn, upstream from lowest fork, ca. 0.35 air mi inland from beach 30 Comment
  LA33793  Parietaria hespera var. hespera Peter H. Raven; Henry J. Thompson 1959-5-5 14155 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, 4.1 mi NW of Tapia Park on road to Malibu Lake. 182 Comment
  LA51802  Parietaria hespera var. hespera Carl Epling; March 1925 6449 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  SD66885  Parietaria hespera var. hespera R. Mitchel Beauchamp 1967-3-17 284 Los Angeles On south slope of canyon below Lemon Tank, San Clemente Island. Comment
  SEINET3860013  Pectocarya linearis R. G. Swinney 2009-4-24 10459 A Los Angeles Transverse Ranges: San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campgroudn.; 0 915 Comment
  RSA0115776  Pectocarya linearis subsp. ferocula R. G. Swinney 2011-3-29 14251 Los Angeles San Gabriel Mts.; Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel. 366 Comment
  UC551846  Pectocarya linearis subsp. ferocula F. R. Fosberg 1932-5-7 10644 Los Angeles summit Coach Raood; Santa Catalina Island Comment
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Dec 4 2014
  POM305845  Pectocarya linearis subsp. ferocula Henry J. Ramsey, Henry J. Ramsey 1940-3-4 1095 Los Angeles Foothill Blvd. West of San Gabriel Bridge. Comment
  UCR187121  Pectocarya penicillata A. C. Sanders 2006-4-10 31983 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  RSA728993  Pectocarya setosa Gary D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Bird 1982-4-26 1979 Los Angeles Fort Tejon Road. Comment
  UC1871065  Pectocarya setosa T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4802 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
  RSA128261  Pedicularis densiflora H. J. Thompson 1959-3-31 1010 Los Angeles 0.7 mi from Triunfo Canyon, 2 mi. west of Cornell, Lobo Canyon. 244 Comment
  IRVC14098  Pellaea andromedifolia Dennis E. Kucera 1968-2-24 BTG 4267 Los Angeles Santa Catalina Island; near Isthmus. Channel Islands Comment
  RSA686733  Pellaea andromedifolia Alva Watry 1931-5-17 s.n. Los Angeles Mint Canyon Comment
  SFV16595  Pellaea andromedifolia J. D. Dilley 1996-12-14 112 Los Angeles Verdugo Mountains La Tuna Canyon Park, about 1.2 miles up trail. 610 Comment
  UCR258522  Pellaea andromedifolia R. G. Swinney 2010-8-9 13479 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant 1049 Comment
  UCR273258  Pellaea andromedifolia R. G. Swinney 2011-10-25 15851 Los Angeles San Gabriel Mountains, along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek 1001 Comment
  RSA323748  Pellaea andromedifolia F. H. Elmore 413 Los Angeles San Clemente Island. Comment
  RSA545277  Pellaea andromedifolia var. andromedifolia D. Propst, M. Hoefs 1973-2-5 2 Los Angeles Santa Catalina Island: Southeast of Wrigley Memorial in Upper Avalon Canyon. 244 Comment
  RSA686937  Pellaea mucronata subsp. californica T. R. Pray 1955-10-8 1036 Los Angeles Little Rock Canyon; Santiago Branch, on N side of San Bernardino Mts. Comment
  RSA630772  Pellaea mucronata var. mucronata Steven A. Junak 1997-4-22 SCI- 855 Los Angeles San Clemente Island: W side of island, just below rim on N side of Waynuk Canyon, just upstream from large drop-off, across canyon from old fenceline. 365 Comment
  CATA3416  Pennisetum clandestinum Ben Dion, Julia A. Parish 2017-2-9 014 Los Angeles Santa Catalina Island: Residence at junction of Airport Rd. and Renton Pass Rd (KBRT) 427 Comment
  JEPS15177  Penstemon centranthifolius E. Armstrong 1934-3-31 1068 Los Angeles Sandberg Tejon Quad., Sandberg Comment
  RSA0040383  Penstemon centranthifolius R. G. Swinney 2010-5-11 12650 Los Angeles Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary. 829 Comment
  RSA17397  Penstemon centranthifolius Carl B. Wolf 1936-7-30 8112 Los Angeles San Gabriel Mountains, Aliso Canyon to Buckhorn Flats Road, Tie Camp Summit. Alt. 5000 ft. 1524 Comment
  RSA191022  Penstemon centranthifolius Robert F. Thorne 1963-5-15 31679 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs 1220 Comment
  RSA412431  Penstemon centranthifolius Paul Currie 1969-1 s.n. Los Angeles Tapia Park. 366 Comment
  RSA649975  Penstemon centranthifolius Marion P. Harthill 1972-4-1 632 Los Angeles Mt. Wilson. Comment
  SD73399  Penstemon centranthifolius Paul Currie 1969-6 Los Angeles Tapia Park, Santa Monica Mountains Comment
  RSA408052  Penstemon grinnellii subsp. grinnellii R. S. Woglum 1940-7-6 2902 Los Angeles San Gabriel Mountains, Angeles National Forest, Charlton Flats Comment
  RSA650933  Penstemon grinnellii subsp. grinnellii R. J. Tinkler 1969-6-28 s.n. Los Angeles Angeles Crest Highway. Comment
  UC27459  Penstemon heterophyllus J. H. Barber 1897-7-11 271 Los Angeles Mt. Gleason Comment
  UCR124784  Penstemon heterophyllus B. C. Templeton, H. J. Andrews 1938-6-22 1690 Los Angeles San Gabriel Mtns., Mint Canyon near the crest 854 Comment
  UC314542  Penstemon heterophyllus var. australis Marcus E. Jones, A. M. 1926-5-7 Los Angeles Claremont Comment
  POM122557  Penstemon laetus Marcus E. Jones 1926-6-7 s.n. Los Angeles South of Lebec, Liebre Mountains. Comment
  RSA0091332  Penstemon rostriflorus R. G. Swinney 2011-8-17 15630 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  UC1595275  Penstemon spectabilis Tim Ross and Peter Fritsch 1990-6-20 3690 Los Angeles ridgetop between West Fork of San Gabriel River and Roberts Canyon (Rincon-Red Box Rd (2N24)); San Gabriel Mountains 1255 Comment
  POM306269  Penstemon spectabilis Henry J. Ramsey, Henry J. Ramsey 1938-5-22 1410 Los Angeles North Craig Ave., Altadena. Comment
  RSA482008  Penstemon spectabilis subsp. subviscosus Richard Noyes 1988-5-12 569 Los Angeles San Gabriel Mountains: San Antonio Canyon. One mile north of intersection of Mt. Baldy Road and Mountain Avenue 854 Comment
  CAS-BOT-BC330486  Pentachaeta aurea Louis C. Wheeler 1936-6-6 4121 Los Angeles E side San Dimas Canyon near dam, San Gabriel Mts. 457 Comment
  SD116680  Pentachaeta lyonii K. Nakai, D. Verity and J. Ross 1981-5-21 763 Los Angeles Santa Monica Mountains; 200 yards south of Carlise road on Decker Canyon Road. 305 Comment
  LA94210  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-26 1794 Los Angeles SANTA MONICA MOUNTAINS, Greenleaf Canyon, N of Topanga. 259 Comment
  RSA687396  Pentagramma triangularis subsp. triangularis M. B. Dunkle 1928-4-10 1832 Los Angeles Santa Catalina Island, Johnson's Canyon. 61 Comment
  RSA0060255  Pentagramma viscosa R. F. Thorne 1966-4-5 35829 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon. 106 Comment
  UCSB49820  Peritoma arborea Reisentz, Paul 1975-5-23 Los Angeles About 3 miles east on Pacific Coast Hwy. from Decker Canyon Rd., Santa Monica Mountains 45 Comment
  RSA0040384  Phacelia affinis R. G. Swinney 2010-5-11 12649 Los Angeles Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary. 829 Comment
  RSA729696  Phacelia austromontana R. G. Swinney 1998-8-31 6875 Los Angeles San Antonio Ridge, saddle 1.2 mi. west of West Mt. Baldy. 2378 Comment
  RSA426153  Phacelia bicolor Ora M. Clark 1929-3-30 1926 Los Angeles E of Lancaster Comment
  UC1922233  Phacelia brachyloba Valerie L. Soza, Laura Moore 2000-5-10 863 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. Near 34deg 14' 28.7'' N 118deg 17' 59.5'' W T2N R14W NE/4, SW/4 & NW/4, Comment
  UCR272631  Phacelia brachyloba R. G. Swinney 2011-9-22 15668 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  RSA167644  Phacelia cicutaria var. hispida Peter H. Raven, Robert F. Thorne 1964-5-7 19010 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA0042556  Phacelia cicutaria var. hispida Paul Neipp 1994-5-5 20 Los Angeles Directly west of San Dimas Ranger Station on San Dimas Canyon Rd. Comment
  UC2030065  Phacelia ciliata Steve Boyd, Lee Lenz 2001-5-2 10420 Los Angeles Transverse Ranges; Liebre Mountains region: 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. Comment
  CHSC109022  Phacelia distans R. F. Thorne; Jim Henrickson 1963-5-5 32311 Los Angeles Cobal Canyon, foothills of the San Gabriel Mountains, ca. 4 miles north of Claremont. Lower part of canyon. Comment
  RSA517856  Phacelia distans Steve Boyd 1986-3-30 1508 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  UCR272914  Phacelia distans Steven A. Junak 1991-5-17 SR- 456 Los Angeles Channel Islands, south side of island, near Officers Beach, 0.5 road mile east of NPS trailers at Johnson's Lee 6 Comment
  RSA428215  Phacelia distans Robert Gustafson, Christopher Davidson 1977-4-20 421 Los Angeles Fort Tejon Road, south of Littlerock, about 1.5 miles east of the junction with 82nd St. 976 Comment
  RSA608373  Phacelia distans Unspecified 1930-5-25 s.n. Los Angeles San Fernando Valley. Comment
  RSA640250  Phacelia distans Robert F. Thorne, C. W. Tilforth 1971-4-9 41543 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek. 381 Comment
  RSA709690  Phacelia distans LeRoy Gross 2005-4-28 2179 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
  SBBG109015  Phacelia floribunda S. A. Junak with S. Burckhalter 1996-5-18 SCl 495 Los Angeles NE side of Seal Cove 36 Comment
  RSA0082827  Phacelia fremontii R. G. Swinney 2010-5-19 12777 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  RSA75351  Phacelia fremontii F. W. Peirson 1927-5-21 163 Los Angeles Rock Creek, north base of San Gabriel Mountains. 1524 Comment
  SBBG118583  Phacelia fremontii L. Gross with O. Mistretta, V. Soza 2003-5-13 885 Los Angeles Big Rock Crk, N and E of Valyermo Ranger Stn, off Big Pines Hwy; T4N R9W S8 1143 Comment
  VVC272  Phacelia fremontii P. J. MacKay 1975-5-10 s.n. Los Angeles San Gabriel Mtns., Hwy N4, ca 1 mile north of Mile High, 2040 Comment
  RSA426160  Phacelia fremontii Louis C. Wheeler 1932-4-10 601 Los Angeles Portal Ridge 8 mi. W Palmdale. 1037 Comment
  LA201776  Phacelia grandiflora Arthur C. Gibson; 2003-4-27 4870 Los Angeles SANTA MONICA MOUNTAINS, above Stunt Rd, 0.6 km E of Mulholland Rd. Comment
  SFV16223  Phacelia grandiflora P. A. Krueger 1994-5-18 44 Los Angeles San Gabriel Mountains 2.4 miles north on Mount Lowe Truck Trail from Chaney Trail. 900 Comment
  UC191997  Phacelia grandiflora Samuel B. Parish June 1887 1929 Los Angeles Glendale Comment
  UCR111502  Phacelia grandiflora A. C. Sanders, D. Malueg 1998-6-22 22025 Los Angeles San Gabriel Mtns., Altadena, c. 800 m SSW of Mt. Lowe, N end of Tanoble Dr. at Woodglen Ln., and along trail to the NE 549 Comment
  UCR194768  Phacelia grandiflora Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 726 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, 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 518 Comment
  RSA659839  Phacelia grandiflora Orlando Mistretta, Mike Hammitt 1991-6-21 s.n. Los Angeles Near crossing of USFS Road 2N66 and Fern Canyon drainage just W of water tank. 768 Comment
  RSA0091125  Phacelia imbricata subsp. imbricata R. G. Swinney 2011-5-12 14713 Los Angeles San Gabriel Mountains: Along Cabin Creek near the confluence with Aliso Canyon. 1195 Comment
  POM199783  Phacelia minor I. W. Clokey, Bonnie C. Templeton 1929-03 4532 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  RSA678247  Phacelia minor Valerie L. Soza, Steve D. Boyd 2002-4-10 1389 Los Angeles Ridge above east fork of Haskell Canyon, ridge just west of Del Sur Ridge. Approx. 2 miles NW along Coarse Gold Canyon fire road from Bouquet Canyon. Stables Fire 2001 area. 655 Comment
  SFV21794  Phacelia minor V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 750 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mountainway. South-southwest-facing slope below trail along ridgetop. 427 Comment
  UC1611566  Phacelia minor Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-29 4836 Los Angeles Parker Mountain Liebre Mountains, Acton 7.5' USGS Quadrangle (and ridge to sw, sw of Acton and nne of Ravenna, nw Los Angeles Co.) 1118 Comment
  UC535043  Phacelia mohavensis Victor Duran 1933-7-11 3512 Los Angeles Sulphur Springs San Gabriel Mts. Comment
  UCR272956  Phacelia mohavensis R. G. Swinney 2011-7-29 15575 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  UC1563061  Phacelia tanacetifolia Steve Boyd 1986-3-31 1579 Los Angeles Hwy 18 about 1 mi e juct with Hwy 138 (ne of Pinyon Hills); Mojave Desert Comment
  RSA601835  Phacelia viscida Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9455 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat , a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  RSA623469  Phalaris aquatica L. C. Wheeler 1975-9-22 s.n. Los Angeles San Gabriel Mountains: Susanna Canyon, 1/4 mile upstream from mouth (San Gabriel Reservoir). Comment
  UCR109012  Phalaris aquatica L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mtns, divide between Oak Spring Canyon and Cottonwood Canyon, off Little Tujunga Canyon 823 Comment
  RSA0041770  Phalaris aquatica Mark L. Hoefs, Steven A. Junak 1996-4-30 2683 Los Angeles Santa Catalina Island. By road past Parson's Junction, toward west end, just before Starlight Beach. 152 Comment
  SEINET10920985  Phalaris lemmonii LeRoy R. Abrams 1903-4-9 Abrams 3234 Los Angeles In exsiccated places, Inglewood Comment
  SEINET11771772  Phoenix dactylifera W. R. Hamilton 1901-1 s.n. Los Angeles Long Beach Comment
  SEINET4080669  Pholistoma auritum R. Moran 1941-1 684 Los Angeles Middle Ranch, Santa Catalina Island. 200 Comment
  UCR19576  Pholistoma auritum Martha Hilend 1928-4-18 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Los Angeles Comment
  RSA213382  Pholistoma auritum M. B. Dunkle 1939-4-3 7238 Los Angeles Chenette Canyon, San Clemente Island. Comment
  UC1228870  Pholistoma auritum Peter H. Raven 1962-4-10 17249 Los Angeles ca. 1.5 mi. n. Thirst (gully w. side of isl.); San Clemente Isl. 457 Comment
  SFV22092  Pholistoma auritum var. auritum V. Soza, L. Gross, B. Hogshead 2001-4-26 1184 Los Angeles Verdugo Mountains Northwestern edge of Verdugo Mountains. North of La Tuna Canyon, near junction of Green Verdugo Fire Road from 210 Freeway and road to Green Verdugo Reservoir. North-northwest-facing, open, sunny slope. 473 Comment
  UCR259348  Pholistoma membranaceum Mitch Provance, Callen Huff 2009-4-28 10713 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  RSA590417  Pholistoma racemosum Tim S. Ross 1993-4-21 6851 Los Angeles Santa Catalina Island, SW part of the Island in the vicinity of Cactus Peak (1560ft), slope and small ridges N of Cactus Peak summit. 427 Comment
  RSA592374  Pholistoma racemosum Mark Hoefs 1974-3-28 420 Los Angeles Santa Catalina Island: in upper Bullrush Canyon 252 Comment
  SBBG12280  Pholistoma racemosum P. H. Raven 1962-4-10 17216 Los Angeles summit ridge, ca. 2 mi N of Thirst 487 Comment
  CAS-BOT-BC134965  Phoradendron bolleanum Thompson 1919-12-1 s.n. Los Angeles Nobles Ranch, Valyermo Comment
  RSA578114  Phoradendron bolleanum var. densum Tim S. Ross, Steve D. Boyd 1994-9-20 8230 Los Angeles 2 miles NW of Acton: sandy wash, S side of intersection Escondido Canyon Road and Red Rover Mine Road. 884 Comment
  RSA592821  Phoradendron bolleanum var. densum Steve D. Boyd 1996-4-24 8661 Los Angeles Liebre Mountains, northwestern end of the range on the ridgetop and upper slopes of the southern flank of Apple Canyon. 1067 Comment
  RSA0012045  Phoradendron densum R. G. Swinney 2009-4-29 10602 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  UC1194601  Phoradendron densum Del Wiens 1960-6-12 2717 Los Angeles Hwy. 99 7 mi. s. Gorman (on Ridge Rte.) 914 Comment
  CAS-BOT-BC141151  Phoradendron serotinum subsp. macrophyllum Marcus E. Jones 1882-2-27 3028 Los Angeles Pasadena Comment
  CAS-BOT-BC141298  Phoradendron serotinum subsp. tomentosum Timothy S. Ross; Steve Boyd 1994-9-20 8221 Los Angeles Upper Bee Canyon: draiange on SE side of Antelope Valley Freeway (Hwy 14), 1.1 road miles SW of Agua Dulce Road. Liebre Mountains 740 Comment
  RSA773784  Phoradendron villosum R. G. Swinney 2009-7-22 11304 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  POM9760  Phoradendron villosum Philip A. Munz 1921-4-24 4424 Los Angeles Sandbergs, Ridge Road. 1524 Comment
  UCR65261  Phyllospadix torreyi F. R. Fosberg 1931-4-12 S- 4575 Los Angeles Channel Islands, Santa Catalina Island, Jewfish Point 0 Comment
  SD69796  Phyllospadix torreyi Robert F. Thorne 1966-4-4 35793 Los Angeles Santa Catalina Island; on rocks exposed at very low tide, Bird Rock Comment
  UCSC001192  Pinus jeffreyi Peter Kamb 1947-9-28 736 Los Angeles above Pine Flats Pine Flats - San Gabriel Mts. 1981 Comment
  RSA272159  Pinus lambertiana Robert C. Frampton, Freeman Bouvard 1978-7-22 s.n. Los Angeles Mt. San Antonio, along trail on W rim of Big Bowl 2744 Comment
  MACF019662  Pinus monophylla F. A. M. 1924-5-8 1553 Los Angeles San Bernardino Mts Comment
  IRVC26959  Pinus pinea A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-7 27157 Los Angeles Newhall Ranch, Potrero Canyon, at the old ranch headquarters (barn, corrals, etc.) in the middle of the canyon NE end of Santa Susana Mtns. 335 Comment
  RSA593415  Piptatherum miliaceum Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8905 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  SBBG63856  Plagiobothrys arizonicus R. Hoffmann 1931-5-3 524 Los Angeles Bouquet Cyn Comment
  IRVC27311  Plagiobothrys canescens A. C. Sanders, Mark Elvin, et al. 2003-4-14 25948 Los Angeles Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River NE end of Santa Susana Mtns. 351 Comment
  UC729523  Plagiobothrys canescens var. catalinensis Carl B. Wolf 1932-5-13 Los Angeles 3.5 mi (by road) from Avalon (on way to Isthmus); Santa Catalina Island 365 Comment
  SBBG132074  Plagiobothrys collinus var. gracilis S. A. Junak, B. Collins 1991-4-25 SCI 217 Los Angeles near site of Middle Ranch ruins, just N of rd of Middle Ranch Cyn Comment
  UC1971215  Plagiobothrys nothofulvus Louis C. Wheeler 1969-5-3 Los Angeles SAN GABRIEL MOUNTAINS: Bluebird truck trail. Comment
  CATA1212  Plantago coronopus Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-15 2268 Los Angeles Santa Catalina Island: Cottonwood Canyon 33 Comment
  RSA199187  Plantago coronopus Robert F. Thorne, D. Propst 1968-5-28 37654 Los Angeles Santa Catalina Island: central Bullrush Canyon. 244 Comment
  RSA188039  Plantago erecta Robert F. Thorne 1966-4-29 36288 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. 198 Comment
  RSA401970A  Plantago erecta M. B. Dunkle 1939-4-6 7324 Los Angeles San Clemente Island. Mosquito Ridge. Comment
  RSA747295  Plantago indica A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36918 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
  UCR260395  Plantago lanceolata R. G. Swinney 2010-6-21 13281 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  RSA0105215  Plantago major R. G. Swinney 2011-10-27 15931 Los Angeles San Gabriel Mountains: 1.4 miles east (downstream) from entrance gate to Cogswell Dam, at confluence of Butterfield Cyn. and W Fork San Gabriel River, along West Fk. Natl. Scenic Bikeway. 634 Comment
  LA212300  Plantago major E. E. Gripp; 1951-7-28 s.n. Los Angeles Winetka near River. Comment
  CDA6591  Plantago psyllium Scott D. White, Pam DeVries 1998-4-19 6283 Los Angeles Santa Fe Flood Control Basin (on the San Gabriel River), City of Irwindale. Comment
  UCR202692  Platanthera sparsiflora R. G. Swinney 2001-8-11 8042 Los Angeles San Gabriel Mtns., Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap 2375 Comment
  HSC104222  Platanus racemosa T. B. Salvato, H. Spencer Badet, Mitch Provance 2007-4-26 2087 Los Angeles Tehachapi Mountains Foothills: lower Big Sycamore Canyon 1000 Comment
  CAS-BOT-BC91665  Platystemon californicus Geo. B. Grant 1918-3-11 s.n. Los Angeles Pasadena. Comment
  CAS-BOT-BC91668  Platystemon californicus C. F. Baker 1909-5-15 5328 Los Angeles Claremont. Comment
  SBBG70067  Platystemon californicus M. N. Ackley 1926-5-6 774 Los Angeles Little Rock foothills 914 Comment
  RSA0081375  Pluchea odorata var. odorata R. G. Swinney 2010-6-23 13308 Los Angeles Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin. 341 Comment
  RSA599962  Poa annua L. C. Wheeler 1968-3-21 s.n. Los Angeles San Gabriel Mountains: Glendora Ridge Truck Trail. 701 Comment
  SBBG130578  Poa annua S. A. Junak 2000-3-30 SCa 1140 Los Angeles cmpgrd at Little Harbor, just inland from beach 6 Comment
  SBBG125454  Poa pratensis subsp. pratensis A. Parikh, N. Gale 2010-6-17 3322 Los Angeles upper Big Tujunga Cyn, 0.2 km N of St Hwy 2, 0.4 km NE of intersection of St Hwy 2 and upper Big Tujunga Cyn Rd, San Gabriel Mtns 1360 Comment
  POM292715  Poa secunda Lyman Benson 1949-4-29 13601 Los Angeles Hill 3 miles SW of Pomona 305 Comment
  CAS-BOT-BC236197  Poa secunda subsp. secunda Geo. B. Grant 1903-4-1 5437 Los Angeles Saugus Comment
  CHSC95918  Poa secunda subsp. secunda LeRoy Gross 2005-4-28 2156 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. T4NR12W S1 NE1/4, T4NR11W S6 NW1/4. General collecting started from a slight decline bench south of the ridgeline. 1324 Comment
  RSA710801  Poa secunda subsp. secunda LeRoy Gross 2005-5-3 2249 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., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. 1085 Comment
  RSA737075  Polycarpon tetraphyllum Scott D. White, Justin M. Wood 2008-10-7 12558 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  UCR205679  Polycarpon tetraphyllum A. C. Sanders, T. B. Salvato 2009-5-18 36810 Los Angeles San Gabriel Valley, Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 116 Comment
  UCR93326  Polycarpon tetraphyllum Scott D. White 1996-5-15 4038 Los Angeles Southern Coastal Region, Marina Del Rey area, above Ballona Creek floodplain. Comment
  VVC2187  Polycarpon tetraphyllum Tim Thomas 1994-4-15 1687 Los Angeles Santa Monica Mountains, Stunt Ranch; at eastern switchback of Stunt Road just below xing w Cold Creek, on north side of road. 390 Comment
  UCR276742  Polygonum aviculare R. G. Swinney 2010-8-11 13501 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  RSA66323  Polygonum lapathifolium F. W. Peirson 1923-10-10 4160 Los Angeles Santa Clara River at crossing north of Saugus. Comment
  CAS-BOT-BC71897  Polypodium californicum J. H. Thomas 1949-2-22 7 Los Angeles near northeast end of San Clemente Island 38 Comment
  LA94052  Polypodium californicum Lawrence L. Kiefer; 1966-3-12 1720 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, Tuna Canyon Road, ca 3 mi above Hwy 1, ravine just W of road. 289 Comment
  LA94065  Polypodium californicum Lawrence L. Kiefer; 1966-5-7 2004 Los Angeles SANTA MONICA MOUNTAINS, Malibu Canyon, ravine above the road and ca 0.5 mi S of the tunnel. 213 Comment
  POM6786  Polypodium californicum Hilda Wood 1901-3-3 s.n. Los Angeles Glendora Comment
  SBBG17994  Polypodium californicum E. R. Blakley 1963-4-7 5539 Los Angeles Avalon Terrace on S side of Avalon Valley 30 Comment
  POM12505  Polypodium californicum M. L. Kendall 1921-3-19 86 Los Angeles Puddingstone Canyon, San Dimas Comment
  POM6566  Polypodium californicum George B. Grant 1900-4-15 s.n. Los Angeles Old Mt Wilson Trail. 537 Comment
  RSA689894  Polypodium californicum M. B. Dunkle 1929-1-26 2045 Los Angeles Santa Catalina Island. Fern Canyon H.S. [High School]. Comment
  UCSB62286  Polypodium californicum Kiefer, Lawrence 1967-3-18 Los Angeles San Gabriel Mtns., N of La Canada, unnamed tributary of Big Tujunga Canyon, ca. 1mi W of Clear Creek, ca. 1/8mi upstream 609 Comment
  UCSB62394  Polypodium californicum Kendall, M 1921-2-13 Los Angeles Palmer's canyon Comment
  UCSB62470  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  CATA1173  Polypogon interruptus Mark L. Hoefs 1995-5-30 2168 Los Angeles Santa Catalina Island: In and near water course, just above Ben Weston Beach 15 Comment
  UC821211  Polypogon interruptus L. W. Nuttall 1920-5-10 172 Los Angeles Santa Catalina Island Comment
  UC1109359  Polypogon monspeliensis Peter H. Raven 1962-5-8 17598 Los Angeles in bed of stream near mouth of canyon at s end of Seal Cove San Clemente Island; , s end Seal Cove 9 Comment
  UCD91343  Polypogon monspeliensis A. M. Johnson 1932-5-30 4091 Los Angeles Close to creek, Brent's Camp, Santa Monica Mts. Comment
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Apr 22 2014
  UCR256863  Polypogon semiverticillatus R. G. Swinney 2010-8-16 13540 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA191036  Polypogon viridis R. F. Thorne 1963-1 s.n. Los Angeles Rancho Santa Ana Botanic Garden, Claremont. 396 Comment
  RSA385485  Polypogon viridis S. F. Patton 1914-4-17 s.n. Los Angeles Los Angeles. Comment
  RSA385488  Polypogon viridis Edwin Kline 1924-6-22 s.n. Los Angeles Arroyo Seco. San Gabriel Mountains. Comment
  RSA640816  Populus balsamifera subsp. trichocarpa Louis C. Wheeler 1931-5-10 s.n. Los Angeles San Gabriel Mountains: Big Dalton Canyon. Comment
  POM50831  Potamogeton foliosus A. D. E. Elmer 1902-06 3503 Los Angeles Lancaster. Comment
  UCR137457  Potamogeton foliosus L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Soledad Canyon, Santa Clara River 530 Comment
  RSA430225  Potamogeton pusillus D. Thomason 1987-6-17 s.n. Los Angeles Lake Elizabeth, ca. 15 mi. W of Lancaster at head of Leona Valley. Comment
  POM366489  Potentilla anserina var. grandis Louis Greata 1900-9-2 s.n. Los Angeles Near Ballona. Comment
  CHSC110021  Prunus ilicifolia subsp. lyonii Mark Elvin; Michael Wall, Jennifer Stone 1996-8-7 308 Los Angeles Channel Islands; San Clemente Island: Conchulagua Canyon. In canyon floor. Comment
  POM220067  Prunus lyonii F. R. Fosberg 1932-5-7 8137 Los Angeles Santa Catalina Island. Farnsworth Loop, Coach Rd., Hamilton Canyon. 200 Comment
  CAS-BOT-BC356552  Pseudognaphalium biolettii Joseph Andorfer Ewan 1932-3-5 7028 Los Angeles Mandeville Canyon, Santa Monica Mts 335 Comment
  JEPS23712  Pseudognaphalium biolettii Peter H. Raven 1959-3-15 13856 Los Angeles just e Zuma Beach (Point Dume); Santa Monica Mountains, Point Dume 9 Comment
  RSA617701  Pseudognaphalium biolettii Scott D. White 1997-2-2 4461 Los Angeles San Dimas/Pomona area: Bonelli Regional Park, Just NW of Puddingstone Reservoir, S of San Dimas Ave, and E of the I-210 Freeway. 244 Comment
  RSA760859  Pseudognaphalium biolettii R. G. Swinney 2009-2-20 10012 Los Angeles El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  UCR178368  Pseudognaphalium biolettii LeRoy Gross 2003-3-7 758 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
  UCR86846  Pseudognaphalium biolettii Scott D. White 1995-4-27 2969 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  RSA286517  Pseudognaphalium biolettii John F. Emmel 1979-5-8 631 Los Angeles Santa Catalina Island, along dirt road on slope above the Renton Mine 305 Comment
  RSA323745  Pseudognaphalium biolettii F. H. Elmore 407 Los Angeles San Clemente Island Comment
  CHSC29259  Pseudognaphalium californicum Alisa Goldman 1980-4-5 4 Los Angeles Temescal Canyon, Presbyterian Conference Grounds, Sunset Blvd. and Temescal Cyn. Rd., Pacific Palisads. 167 Comment
  SBBG133393  Pseudognaphalium californicum D. Pivorunas, J. Savage, J. Lambert, J. Dunn 2003-5-28 DP- 5 -2003 Los Angeles Tota on bench below main plateau 344 Comment
  RSA279118  Pseudognaphalium stramineum R. F. Thorne 1971-3-18 41493 Los Angeles Cobal Canyon, 3 miles N of Claremont. 502 Comment
  RSA384629  Pseudotsuga macrocarpa L. E. Hoffman 1932-3-14 s.n. Los Angeles Millard's Canyon, Angeles National Forest [San Gabriel Mountains]. Comment
  CAS-BOT-BC72572  Pteridium aquilinum John I. Carlson 1918-4-26 s.n. Los Angeles Griffith Park Comment
  RSA188334  Pteridium aquilinum var. pubescens R. F. Thorne, M. Z. Thorne 1966-5-31 36429 Los Angeles Santa Catalina Island: Fern Canyon 228 Comment
  UC812694  Pteridium aquilinum var. pubescens F. R. Fosberg 1931-5-7 S 4834 Los Angeles right fork Cottonwood Canyon; Santa Catalina Isl 200 Comment
  CATA3391  Pterostegia drymarioides Peter J. Dixon, Lydia Zacher Dixon, Juno Azuz Zacher, Castor Dixon 2017-3-25 081 Los Angeles Santa Catalina Island: Lower Middle Canyon at Torqua Cave 168 Comment
  RSA620236  Pterostegia drymarioides B. Pitzer 1998-5-23 3756 Los Angeles Western Transverse Range Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  RSA632937  Pterostegia drymarioides Valerie L. Soza, Kent Hughes 1999-6-17 541 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  SBBG12103  Pterostegia drymarioides P. H. Raven 1962-4-10 17225 Los Angeles ca. 2 mi N of Thirst 487 Comment
  SBBG42283  Pterostegia drymarioides M. B. Dunkle 1939-4-2 7207 Los Angeles San Clemente Island, SE point of island Comment
  SBBG98416  Pterostegia drymarioides T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5276 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 304 Comment
  UC6924  Pterostegia drymarioides A. J. McClatchie 1893-5-1 10 Los Angeles near Pasadena Comment
  UCR186749  Pterostegia drymarioides T. B. Salvato, Sandra Murcia 2007-3-28 2005 Los Angeles San Gabriel Mountains, Santa Anita Reservoir, proposed 4-acre sediment placement site, east side of the channel and 0.4 mi south of the Elkins Avenue entrance gate 680 Comment
  UCR252733  Pterostegia drymarioides R. G. Swinney 2010-5-29 13412 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  RSA451430  Purshia tridentata var. glandulosa Bonnie C. Templeton 1947-5-21 6267 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  RSA499262  Purshia tridentata var. glandulosa L. E. Hoffman 1931-11-28 16310 Los Angeles Holcomb Creek, Angeles National Forest. Comment
  RSA587487  Pycnanthemum californicum Orlando Mistretta 1994-9-13 1480 Los Angeles Santiago Canyon; Santiago Creek near junction of Forest Road 4N20 and BM 3980. 1213 Comment
  UC123925  Pyrostegia venusta E. B. Babcock 1904-12-29 Los Angeles Los Angeles Comment
  RSA719498  Pyrus communis Gary Kovnat, LeRoy Gross 2004-4-25 51 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  UCR127630  Quercus X alvordiana A. C. Sanders, Mark Elvin 2002-6-20 25208 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  UCSB27950  Quercus X grandidentata Lloyd, Robert 1959-3-3 Los Angeles Ganesha Hills near corner of Hillcrest and North Hill Rd. north of Pomona 274 Comment
  CAS-BOT-BC105254  Quercus X morehus Steve Boyd 1997-9-10 10029 Los Angeles Liebre Mountains. SW flank of Liebre Mountain, below W summit 1524 Comment
  UCR170413  Quercus agrifolia Alex R. Van Dam 2004-5-8 022 Los Angeles Western Transverse Range; Santa Monica Mtns., slope behind residence at 9746 Yoakum Drive, Beverly Hills 305 Comment
  UCR273255  Quercus agrifolia var. agrifolia R. G. Swinney 2011-10-25 15883 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  OBI36115  Quercus berberidifolia David J. Keil 1980-3-27 13731 Los Angeles 1 mi E of Ridge Route on Pine Cyn road (LA county rd N-2) 1189 Comment
  RSA476594  Quercus berberidifolia Bonnie C. Templeton 1931-4-29 s.n. Los Angeles Mulholland Drive Comment
  UC1135515  Quercus berberidifolia A. D. Gifford 1935-4-14 580 Los Angeles 2.5 mi e Whitaker; Angeles National Forest, Tejon Quad. 914 Comment
  UCD45256  Quercus berberidifolia Daryl Koutnik; Bruce Holguin 1978-4-1 227 Los Angeles common shrub in chaparral. Antelope Valley side of road from Lake Hughes to Fairmont Resevoir. Elevation 3500 feet. 1066 Comment
  UCR177729  Quercus berberidifolia LeRoy Gross 2000-10-28 303 A Los Angeles Los Angeles Basin region; Verdugo Mtns., Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale. Following fire break up to main crest (to Beaudry fire road) 366 Comment
  RSA718066  Quercus chrysolepis R. G. Swinney 1997-8-19 5811 Los Angeles Antonio Peak (=Lookout Mtn.), ridge E of Cattle Canyon and W of the west fork of Bear Canyon. 2077 Comment
  UCSC001111  Quercus chrysolepis Peter Kamb 1974-9-28 733 Los Angeles San Gabriel Mts, Pine Flats 1829 Comment
  CAS-BOT-BC86203  Quercus dumosa Peter H. Raven; Henry J. Thompson 1958-10-11 13760 Los Angeles Santa Monica Mountains. Saddle Peak, near the EPeak 609 Comment
  CAS-BOT-BC86231  Quercus dumosa Le Roy Abrams 1901-4-7 1420 Los Angeles Verdugo Hills Comment
  CAS-BOT-BC79762  Quercus durata Alice Eastwood 1919-5-29 8942 Los Angeles San Gabriel Canyon Comment
  RSA476764  Quercus durata var. gabrielensis Bonnie C. Templeton 1929-12-15 1447 Los Angeles Arroyo Seco, near Camp Switzers. 900 Comment
  RSA547825  Quercus durata var. gabrielensis Tim S. Ross 1990-6-20 3642 B 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
  UCR146523  Quercus durata var. gabrielensis Scott D. White, Michael Honer 2004-6-30 10546 Los Angeles San Gabriel Mountains, Mt. Baldy (town); along Glendora Ridge Rd. c. 0.25 mi SW of jct. with Mt. Baldy Rd. 1372 Comment
  UCR281629  Quercus durata var. gabrielensis R. G. Swinney 2014-5-27 16692 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  UCR95220  Quercus engelmannii L. C. Wheeler 1945-9-20 6154 Los Angeles San Gabriel Mtns., Kinneloa ('Sycamore') Canyon, near base of mountains 366 Comment
  POM290505  Quercus john-tuckeri Lyman Benson 1949-11-7 14282 Los Angeles 11 miles NW of Big Pine, San Gabriel Mt. Mojave Desert. 1707 Comment
  RSA141567  Quercus macdonaldii Percy C. Everett 1960-9-27 24295 Los Angeles Santa Catalina Island, Along Road through Middle Ranch 183 Comment
  SD107828  Quercus tomentella Larry DeBuhr, Gary Wallace 1972-9-2 700 Los Angeles San Clemente Island, on rocky canyon walls in the second large canyon south of Lemon Tank 366 Comment
  UC1349050  Quercus tomentella Robert F. Thorne and P. Everett 1965-5-10 34503 Los Angeles upper end of Gallagher Canyon Santa Catalina Island, Gallahger Canyon 411 Comment
  UCD47346  Quercus tomentella Larry DeBuhr; Gary Wallace 1972-9-2 700 Los Angeles San Clemente Island, Los Angeles Co; on rocky canyon walls in the second large canyon south of Lemon Tank. On Santa Cruz, Santa Rosa, Santa Catalina, San Clemente Island, and the Guadalupe Island. 365 Comment
  RSA0080744  Quercus wislizeni R. G. Swinney 2010-8-11 13513 Los Angeles Big Santa Anita Canyon, 100-200 m below Chantry Flats on Chantry Flat Trail/Rd. 598 Comment
  RSA597133  Quercus wislizeni var. frutescens Louis C. Wheeler 1961-6-12 7864 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 1059 Comment
  CLARK-A1528-2910  Quercus wislizeni var. frutescens John C. Roos 1941-10-4 865 Los Angeles San Gabriel Mountains Comment
  SBBG59038  Quercus wislizeni var. wislizeni R. Hoffmann 1927-9-22 Los Angeles Chandler's, Ridge Route (US Hwy 99) Comment
  CAS-BOT-BC362477  Rafinesquia californica H. M. Hall 1902-5-1 3098 Los Angeles San Francisquito 457 Comment
  CDA8525  Rafinesquia californica T. C. Fuller, T. Suzuki 1958-5-9 s.n. Los Angeles Highland Drive & Flintridge, near La Canada. 0 Comment
  RSA0110778  Raphanus sativus Steven A. Junak 2000-5-18 SCa- 1301 Los Angeles Santa Catalina Island. N side of N Shore Road, 0.6 mi E of turn-off for Howland's Landing. 39 Comment
  RSA614147  Rhamnus californica Valerie L. Soza 1997-4-11 36 Los Angeles Bernard Field Station of the Claremont colleges, located on the NW corner of Mills Ave. and Foothill Boulevard. 412 Comment
  RSA522471  Rhamnus californica subsp. californica Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4028 Los Angeles NE of Tie Summit Station and E of Angeles Forest Hwy, Tujunga Ranger District, Angeles National Forest. Westerly drainage that meets Tie Canyon. 1439 Comment
  UC592782  Rhamnus californica subsp. californica unknown 1928-3-29 1593 Los Angeles 1 mi n Castaic (s base of Ridge Route) 396 Comment
  CAS-BOT-BC56017  Rhamnus ilicifolia Peter H. Raven; Henry J. Thompson 1959-4-3 13916 Los Angeles Saddle Peak 838 Comment
  LA91476  Rhamnus ilicifolia Bruce Douglas Clayton; Greg Shaw 1972-4-7 76 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, Upper Temecal and Rustic Canyons. 487 Comment
  RSA0094081  Rhamnus ilicifolia R. G. Swinney 2011-5-19 14779 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek 1073 Comment
  RSA276022  Rhamnus ilicifolia Jack Delaini, K. C. Zakar 1974-4-11 116 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest 396 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
  CAS-BOT-BC168135  Rhus aromatica LeRoy Abrams 1902-3-11 3113 Los Angeles Sepulveda Canyon, Santa Monica Mts. Comment
  LA62892  Rhus aromatica Carl Epling; 1926-4-24 sn Los Angeles Mint Canyon Comment
  RSA0080736  Rhus integrifolia R. G. Swinney 2010-4-23 12365 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  SBBG128446  Rhus integrifolia M. L. Hoefs 1994-7-18 1888 Los Angeles NE of upper end of rd to White's Landing 243 Comment
  SDSU2185  Rhus integrifolia A. H. Gallup 1948-1-17 98 Los Angeles Claremont - near Wash. 366 Comment
  SD90466  Rhus ovata Robert F. Thorne 1970-3-5 39375 Los Angeles Upper Avalon Canyon, Santa Catalina Island. Comment
  UCD116935  Rhus ovata Marc Meyer 1993-2-27 3 Los Angeles Santa Susana Mts., 2 mi. N of Mason Ave. and 118 Fwy. 400 Comment
  UCR256850  Rhus ovata R. G. Swinney 2010-8-16 13552 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  UC535360  Rhus trilobata Ira W. Clokey, B. Templeton Apr. 1929 4451 Los Angeles Mandeville Canyon; Santa Monica Mountains 350 Comment
  CAS-BOT-BC92300  Ribes amarum C. F. Baker 1909-5-15 5339 Los Angeles Mountans near Claremont. Comment
  RSA476411  Ribes amarum L. E. Hoffman 1933-3-23 17107 Los Angeles Millard's Canyon, San Gabriel Mts. Comment
  SDSU14342  Ribes aureum var. gracillimum John Viggiano 2003-4-3 29 Los Angeles 1South Hills Park, Glendora. /2 mile North along trail behind restroom, in a clearing. 290 Comment
  UCR2924  Ribes aureum var. gracillimum R. Oshima 1963-4-8 040863- 01 Los Angeles San Gabriel Mtns., Monrovia, 200 yds. up a dirt road adjacent to 610 Cloverleaf Drive, left side of road 259 Comment
  SD90239  Ribes californicum var. hesperium Benjamin C. Stone 1952-3-21 4 Los Angeles Little Dalton Canyon above San Dimas; San Gabriel Mountains. 410 Comment
  POM98  Ribes californicum var. hesperium C. F. Baker 1930-2-17 406 Los Angeles San Antonio Canyon near Claremont. Comment
  UC574934  Ribes divaricatum var. parishii Louis C. Wheeler 1934-3-18 2452 Los Angeles San Gabriel River 73 Comment
  CAS-BOT-BC173420  Ribes malvaceum I. M. Johnston 1927-7-2 1752 Los Angeles Near Brown's Flat 1524 Comment
  RSA0021646  Ribes malvaceum var. malvaceum Paul Aigner 1992-4-6 s.n. Los Angeles San Clemente Island: NW facing rim of gully 2200m NW (along the coast) from White Rock. 671 Comment
  RSA441476  Ribes malvaceum var. viridifolium Bonnie C. Templeton 1931-1-27 1408 Los Angeles Hills north of Griffith Park 200 Comment
  UC921822  Ribes malvaceum var. viridifolium I. W. Clokey, B. Templeton 1930-4-2 4607 Los Angeles Mulholland Drive Comment
  RSA0056533  Ribes nevadense Orlando Mistretta 1992-5-16 15 Los Angeles Vicinity of Big Pines; head of Swarthout Valley; Mountain High Ski area, San Gabriel Mountains. Comment
  RSA79211  Ribes roezlii G. R. Campbell 1952-6-28 17286 Los Angeles South slope Mt. (''Baldy'') San Antonio. 2500 Comment
  CAS-BOT-BC168660  Ribes speciosum Louis C. Wheeler 1932-1-10 436 Los Angeles Puddingstone Dam 304 Comment
  UCR200009  Ribes speciosum Valerie Soza, Mariam Sidibeh 2003-3-26 1621 Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, near junction of Ridge Motorway and Gladys Motorway, off junction of Camino San Rafael and Flintridge Drive, south-southwest of Flint Peak 564 Comment
  CAS-BOT-BC173944  Ribes viburnifolium Knopf; Johnson 1930-2-1 1464 Los Angeles Cherry Valley, near Isthmus, Catalina Island Comment
  SBBG98454  Ricinus communis T. Ross 1991-5-22 5433 Los Angeles lower Wilson Cove Cyn, just W of the dock activities 12 Comment
  SD38474  Ricinus communis Ritter 1931-5-4 Los Angeles South Pasadena, roadside near ostrich farm Comment
  RSA609117  Robinia pseudoacacia L. C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mountains: East Fork Big Santa Anita Canyon at Upper Clamshell Truck Trail. 1432 Comment
  RSA746553  Rorippa curvisiliqua A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36969 Los Angeles confluence of San Gabriel River and Walnut Creek, between El Monte and Baldwin Park, S of I-10 Fwy and north of Valley Blvd, W of I-605 Fwy, under SCE powerlines 83 Comment
  SBBG128434  Rosa californica M. L. Hoefs 1995-5-16 2035 Los Angeles Big Springs Cyn, near rd to Two Harbors 103 Comment
  POM11792  Rosa woodsii subsp. gratissima I. M. Johnston 1917-8-23 1704 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  CAS-BOT-BC421879  Rumex acetosella R. G. Swinney 2008-7-24 9341 Los Angeles San Gabriel Mtns.: Waterman Mountain, ski runway on east-facing slope. 2390 Comment
  LA200768  Rumex conglomeratus Jonathan Sauer; R Tommaso 1977-7-16 5981 Los Angeles Santa Monica Mountains, Las Tunas Canyon, near Coast Highway Comment
  UCR174646  Rumex crispus Jennifer H. Jones 2006-6-4 375 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., SW of Claremont Wilderness Park near the W end of Pomello Drive. Dirt continuation of Pomello Drive across flood control channel. 476 Comment
  UCR269585  Rumex crispus R. G. Swinney 2011-6-29 15372 Los Angeles San Gabriel Mountains, Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground 1082 Comment
  SEINET1004069  Rumex obtusifolius A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-1 26223 Los Angeles Western San Gabriel Mtns.: Castaic Valley Along Castaic Creek 0-2 km downstream from Lake Hughes Rd., NewHall Ranch. 351 Comment
  UCR274354  Rumex salicifolius Steven A. Junak 1999-7-16 SCa- 1050 Los Angeles California Islands, Santa Catalina Island. Lower part of Cottonwood Canyon, just upstream from road to Ben Weston Beach Comment
  RSA477729  Sagina decumbens subsp. occidentalis J. T. Howell 1934-3-3 2386 Los Angeles Puddingstone Dam, San Jose Hills. Comment
  SEINET10583594 Image available Sagittaria montevidensis subsp. calycina Samuel B. Parish, W. F. Parish Parish 1136 Los Angeles Coyote Creek - Los Angeles. Not near any house. Comment
  RSA518460  Salazaria mexicana Gary D. Wallace 1966-4-24 500 Los Angeles Along Hwy 138 just 1/2 mile south of where it joins Pearblossom Hwy. 9 miles east of Pearblossom. 762 Comment
  RSA651662  Salazaria mexicana Warren Crawford 1969-5-9 s.n. Los Angeles Pearblossum Hwy 138 Comment
  RSA11076  Salix exigua Carl B. Wolf 1928-3-29 1587 Los Angeles Castaic; South base of Ridge Route road 396 Comment
  UCR234151  Salix exigua Dick Newell 2012-3-29 237 Los Angeles South Coastal Plain, East Long Beach wetlands, 100 yards west of Studebaker Rd. at Pacific Coast Highway 3 Comment
  UCR271853  Salix exigua R. G. Swinney 2011-6-23 15287 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  LA52082  Salix exigua var. hindsiana Carl Hedin; J. A. Ewan 1932-4-22 7633 Los Angeles SAN FERNANDO VALLEY, Los Angeles River, 0.4 km E of Radford Dr. 176 Comment
  UCR192195  Salix gooddingii A. C. Sanders 2008-4-18 34980 Los Angeles Transverse Range, upper Cow Spring Canyon, along wash 1072 Comment
  UC506439  Salix laevigata Carl Hedin and Joseph Ewan 1932-5-10 7697 Los Angeles Verdugo Canyon Comment
  RSA0065852  Salix lasiolepis LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6783 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UCR212776  Salix lasiolepis Ellen Mackey, Blake Whittington 2006-10-4 NFWF- 1781 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel River watershed, San Dimas Canyon Creek just downstream from dam 404 Comment
  UCR277175  Salix lasiolepis R. G. Swinney 2010-9-30 13949 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  CAS-BOT-BC107547  Salix lasiolepis var. lasiolepis Carl W. Sharsmith 1932-1-17 9 Los Angeles at bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa 300 Comment
  RSA754429  Salix lucida subsp. lasiandra Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1847 Los Angeles San Gabriel River near Rincon Ranger Station 446 Comment
  UCR208239  Salix scouleriana I. M. Johnston 1917-8-22 1683 Los Angeles Transverse Ranges; San Gabriel Mtns, Pine Mountain 2591 Comment
  CAS-BOT-BC126286  Salix sessilifolia LeRoy Abrams 1903-4-13 3255 Los Angeles Old bed of Los Angeles River, Forence Comment
  CAS-BOT-BC126289  Salix sessilifolia L. A. Greata 1900-9-1 s.n. Los Angeles Los Angeles Comment
  UCR48979  Salsola australis A. C. Sanders 1987-9-18 7358 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  RSA332894  Salsola tragus Wayne E. Sawyer 1981-7-31 120 Los Angeles CA Hwy. 2 between Dawson Saddle and junction of CA Hwy. 39, 1.8 mi from Dawson Saddle 2287 Comment
  RSA607578  Salsola tragus L. C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. & San Diego Fwy, between Sepulveda & 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.] Comment
  RSA0113400  Saltugilia australis LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7530 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  SD125712  Saltugilia splendens K. Harper 1986-5-17 Los Angeles San Gabriel Mountains, on Rd. N3 ca. 2 miles SW of Mill Creek Summit 1524 Comment
  RSA67051  Saltugilia splendens subsp. grantii Verne Grant, Alva Grant 1951-6-11 16029 Los Angeles Along Hwy 2 about 3 miles w. of Jct. with mt. Wilson road. 1128 Comment
  RSA71817  Saltugilia splendens subsp. grantii Joseph A. Ewan 1929-7-9 2063 Los Angeles Dry gravelly bank, Old Wilson Trail above Orchard Cp., San Gabriel Mountains. 1220 Comment
  POM184767  Salvia apiana P. A. Munz 1932-5-17 12642 Los Angeles 1 mile N of Claremont. 396 Comment
  RSA442839  Salvia apiana William Emboden 1969-5-28 25 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  SD253491  Salvia columbariae R. G. Swinney 2011-4-1 14302 A Los Angeles San Gabriel Mountains/SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mile south of California Aqueduct, 20-200 m west of Cheseboro Road (Palmdale 7.5'Q) 890 Comment
  UCR219932  Salvia columbariae R. G. Swinney 2009-4-16 10376 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel fire road, Van Tassel Canyon 439 Comment
  CAS-BOT-BC224948  Salvia dorrii var. pilosa Carl B. Wolf 1928-3-29 1550 Los Angeles Foothills at South side of Antelope Valley, 2 mi. So. of Neenach 1066 Comment
  LA86117  Salvia dorrii var. pilosa W. A. Jr. Emboden; 1962-4-28 2052 Los Angeles San Gabriel Mountains, Reservoir road 1.5 mi. from Highway 135, Little Rock Comment
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Oct 13 2014
  RSA679829  Salvia dorrii var. pilosa LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 852 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  UCR99522  Salvia dorrii var. pilosa Steve Boyd, Lauren Raz 1997-3-25 9262 Los Angeles Liebre Mountains Region, Extreme NW corner of the range in Peace Valley, small side canyon just east of I-5 off Copco Road 951 Comment
  POM177960  Salvia leucophylla Joseph A. Ewan 1931-5-16 4206 Los Angeles Dry Canyon above Calabasas, Santa Monica Mountains 305 Comment
  UC1124756  Salvia leucophylla F. H. Raymond 1930-1-13 30 Los Angeles Head of Pueroc Canyon; Calabasas Quad. 213 Comment
  RSA0034991  Salvia leucophylla Harold L. Pirie 1963-4-20 s.n. Los Angeles North slope of Santa Monica Mts. 274 Comment
  CAS-BOT-BC233313  Salvia mellifera R. F. Hoover 1968-6-6 11149 Los Angeles Summit of Santa Monica Mts. just west of Sepulveda Blvd. Comment
  RSA347545  Salvia mellifera Barry A. Prigge 1985-6-14 6404 Los Angeles Santa Monica Mountains, Cold Creek Canyon: along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 659 Comment
  RSA434129  Salvia mellifera Florence Collins 1942-2-27 s.n. Los Angeles Griffith Park Planetarium. Comment
  SBBG25414  Salvia mellifera K. A. Wilson 1961-3-11 975 Los Angeles Placerita Cyn Rd, small cyn 1 mi W of Placerita Cyn State Park Comment
  RSA477549  Sambucus mexicana Fay A. MacFadden 1931-3-20 34 E Los Angeles La Tuna Canyon. Comment
  RSA477563  Sambucus mexicana William Greenberg 1939-7-24 s.n. Los Angeles Beverly Hills Canyon. Comment
  UC557760  Sambucus mexicana Nell Murbarger April, 1936 140 Los Angeles San Clemente Island; e, w, and s slopes of island Comment
  UCR114927  Sambucus mexicana C. B. Wolf 1932-7-6 03833 Los Angeles San Fernando Valley, Van Nuys Blvd., 1/2 mile east of Pacoima Post Office 335 Comment
  UCR219903  Sambucus mexicana R. G. Swinney 2009-4-17 10394 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa, San Gabriel Canyon wash, 0.1-0.5 mi. west of San Gabriel River Bike path parking lot, at Azusa Canyon Rd (Hwy 39), c. 0.6 mi. north of Sierra Madre Ave. 221 Comment
  CAS-BOT-BC238721  Sambucus nigra subsp. caerulea Alice Eastwood 1917-7-20 6471 Los Angeles Santa Catalina Island Comment
  SD85187  Sambucus nigra subsp. caerulea E. R. Blakley 1962-10-4 5414 Los Angeles Santa Catalina Island, Howlands Landing at Sullivans Beach 4 Comment
  UCR256849  Sambucus nigra subsp. caerulea R. G. Swinney 2010-8-16 13553 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  UCR260398  Sambucus nigra subsp. caerulea R. G. Swinney 2010-6-21 13278 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  RSA249738  Sanicula arguta R. F. Thorne, M. Z. Thorne 1973-2-12 42463 Los Angeles Blue Cavern Point, Santa Catalina Island. 61 Comment
  RSA250669  Sanicula arguta R. F. Thorne 41456 Los Angeles San Gabriel Mts. : Johnson s Pastures, N of Mountain Ave., Claremont 549 Comment
  RSA659736  Sanicula arguta Orlando Mistretta, Peter L. Morrell 1992-4-3 95 Los Angeles San Clemente Island. Comment
  SD107853  Sarcocornia pacifica Robert F. Thorne 1974-9-13 45091 Los Angeles Santa Catalina Island; just above high tide line along east side of inner Catalina Harbor. 0 Comment
  UCR223093  Sarcodes sanguinea R. G. Swinney 2009-6-2 11009 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  RSA445281  Satureja douglasii Blanche Trask 1902-08 s.n. Los Angeles Avalon, Catalina Island. Comment
  SBBG113080  Schismus arabicus S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-5-2 SCa 629 Los Angeles rd to East Pk, just SW of Pk 1245, ca. 0.85 air mi NW of East Pk 347 Comment
  SBBG128210  Schismus arabicus M. L. Hoefs, S. A. Junak, K. Kirkland 2001-5-13 3118 Los Angeles near rd above Empire Landing 137 Comment
  RSA674238  Schismus barbatus LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 690 Los Angeles South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 783 Comment
  CATA1363  Schoenoplectus americanus Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-26 2482 Los Angeles Santa Catalina Island: Little Harbor 3 Comment
  RSA714590  Scirpus microcarpus A. C. Sanders, Mark A. Elvin 2002-8-26 25586 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed: Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near Airport Mesa 305 Comment
  RSA729228  Scirpus microcarpus R. G. Swinney 1998-7-10 6412 Los Angeles Prairie Fork Canyon, 0.5 mi. west of Cabin Flats Campground. Canyon bottom with riparian forest of Alnus rhombifolia, surrounded by montane coniferous forest and chaparral. 1585 Comment
  UCR190469  Scrophularia californica R. G. Swinney 2000-6-25 7803 Los Angeles San Gabriel Mtns., ridge top (hill 4413) on west side of San Antonio Canyon, between Evey Cyn. and nameless 1st canyon to north, c. 3/4 mi. west of San Antonio Cyn. Rd. 1345 Comment
  RSA584298  Scrophularia californica subsp. floribunda Tim S. Ross, Orlando Mistretta 1993-5-26 7313 Los Angeles W end of San Gabriel Mountains, Santa Clara Road (USFS) between Wilson Canyon Saddle on May Canyon Saddle; N slope of the 3834-foot peak NW of May Canyon Saddle. 1097 Comment
  UCR204207  Scrophularia villosa Mark A. Elvin, Dylan Hannon, Gary Allan, Curtis Clark, Steve Burckhalter 1996-4-20 168 Los Angeles Channel Islands, San Clemente Island, Stone Field Station, just below balcony. Comment
  RSA0115847  Scrophularia villosa Steven A. Junak 1999-4-24 SCa- 866 Los Angeles Santa Catalina Island. Below Empire Landing Road. 414 Comment
  RSA82296  Scutellaria siphocampyloides Joseph A. Ewan 1932-5-30 7230 Los Angeles San Gabriel Mtns: North Fork and Mill Creek Jct. 915 Comment
  POM96950  Scutellaria tuberosa P. A. Munz 1925-4-23 9418 Los Angeles San Gabriel Canyon. 305 Comment
  UCSB9256  Scutellaria tuberosa Foster, R. 1937-4-3 Los Angeles Foothills of San Gabriel Mts; about 1/4 mile east of Palmer Canon; north of Claremont Comment
  SD146081  Secale cereale A. C. Sanders, S. D. Boyd 1997-4-20 20492 Los Angeles Antelope Valley; along Hwy 138 in vicinity of 230th St. West, roadsides 890 Comment
  UCR275013  Senecio breweri Michael Honer, Mary Ann Hasskamp 2006-4-19 2212 Los Angeles Tehachapi Mountains area:, C. 1/2 mile north of Quail Lake; 1 mile west of cement plant rd. 1037 Comment
  CLARK-A1528-2161  Senecio douglasii John C. Roos 1940-8-31 242 Los Angeles San Gabriel River Comment
  RSA783541  Senecio douglasii J. D. Olmsted 1959-11-8 1076 Los Angeles Fish Fork between sixth and seventh falls. San Gabriel Mt. Range. 1280 Comment
  LA200265  Senecio flaccidus var. douglasii Jonathan Sauer; D. Bradbury 1969-7-14 4600 Los Angeles Santa Monica Mountains, above Woodland Hills Comment
  RSA522342  Senecio flaccidus var. douglasii Timothy S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4020 Los Angeles NNE of Tie summit Station and E of Angeles Forest Hwy., Tujunga Ranger District. 1561 Comment
  RSA529898  Senecio flaccidus var. douglasii Timothy S. Ross 1991-8-16 5806 Los Angeles San Gabriel Mountains: Clear Creek Canyon, roadcut along Angeles Forest Hwy. 1085 Comment
  SDSU482  Senecio flaccidus var. douglasii D. F. Howe 1951-10-7 2163 Los Angeles Mandeville Canyon, Santa Monica Mts. 247 Comment
  RSA473043  Senecio lyonii F. H. Elmore 1939-2-18 404 Los Angeles San Clemente Island. Comment
  RSA702829  Senecio mikanioides Scott D. White 2004-4-23 10232 Los Angeles City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  UC1870230  Senna artemisioides LeRoy Gross 2002-2-2 469 Los Angeles Los Angeles Basin; Verdugo Mountains Region: North side: Shaved off peak top with concrete foundation, just west of McGroarty Cross, (near Pasko Park) off of Verdugo Crestline Drive, east of Woodward Ave. (grown back and gone back to nature, but shown on 625 Comment
  RSA658983  Sequoia sempervirens Paul M. Inman 1983-5-8 50883 -12 Los Angeles Big Santa Anita Canyon in the Angeles National forest, San Gabriel mountains, about 1 miles north of Arcadia, Ca. ca. 100 yards below the weir at Hoegee's Camp. Comment
  UCR150963  Setaria adhaerens Sandra L. Leatherman, Brian Daniels 1998-10-27 57 Los Angeles Transverse Ranges; Liebre Mtns, Bouquet Canyon: adjacent to Bouquet Canyon Road, south of Vasquez Canyon Road and north of Esguerra Road 488 Comment
  RSA741028  Setaria parviflora Justin M. Wood 2009-1-3 282 Los Angeles City of Monrovia, residential property on El Nido Ave. 171 Comment
  RSA618790  Setaria verticillata L. C. Wheeler 1976-7-28 s.n. Los Angeles Long Beach: Long Beach Freeway at Carson Street just north of San Diego Freeway 9 Comment
  SBBG59137  Setaria viridis R. Hoffmann 1927-8-30 Los Angeles near Saugus Comment
  CAS-BOT-BC384477  Silene antirrhina Louis C. Wheeler 1932-5-28 782 Los Angeles E side San Antonio Canyon SE Hog Back, San Gabriel Mts. 1280 Comment
  PASA1296  Silene antirrhina Ruth Johnson Los Angeles Arroyo Seco Comment
  RSA150938  Silene antirrhina P. H. Raven 1962-5-8 17634 Los Angeles Western slope of island opposite Wilson Cove, San Clemente Island 61 Comment
  RSA477868  Silene gallica M. B. Dunkle 1932-6-2 2164 Los Angeles Santa Catalina Island. White's landing Comment
  SBBG95172  Silene gallica M. B. Dunkle 1928-5-12 1921 Los Angeles Empire Landing Comment
  UCR255776  Silene gallica R. G. Swinney 2010-5-4 12490 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
  UCR71327  Silene gallica Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4436 Los Angeles Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point Comment
  POM277  Silene gallica C. W. Emland s.n. Los Angeles Indian Hill, Claremont. 366 Comment
  RSA477857  Silene gallica M. Bisbee 1917-5-30 1705 Los Angeles Wild flower garden, Exposition Park Comment
  RSA477865  Silene gallica Richard C. Barkelew 1929-4-17 14553 Los Angeles Santa Monica Mountains, Mulholland Highlands, Los Angeles. Comment
  LA94381  Silene laciniata subsp. laciniata M. Epling; Carl Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA439080  Silene multinervia Anstruther Davidson 1620 Los Angeles Santa Monica. Comment
  SBBG71671  Silene verecunda A. J. McClatchie 1893-4-28 Los Angeles Pasadena 1524 Comment
  RSA729775  Silene verecunda subsp. platyota R. G. Swinney 1998-7-6 6293 Los Angeles San Gabriel Mtns.: Mescal Canyon, 1.9 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1585 Comment
  RSA65058  Silene verecunda subsp. platyota F. W. Peirson 1922-7-5 4687 Los Angeles Blue Ridge, north side of San Gabriel Mountains 2591 Comment
  UC1584713  Silybum marianum Tim Ross and Annette Ross 1991-6-3 5524 Los Angeles sw base Elephant Hill (west Pomona); West Pomona, Elephant Hill 230 Comment
  CAS-BOT-BC75087  Sisymbrium altissimum Joseph Andorfer Ewan 1936-7-22 9790 Los Angeles San Gabriel Mountains. Big Pines Meadow. 2072 Comment
  POM184700  Sisymbrium altissimum Joseph A. Ewan 1932-5-29 7189 Los Angeles Arrastre Canyon, at end of auto road 1189 Comment
  RSA165706  Sisymbrium altissimum Wesley O. Griesel, B. Miller 1963-7-2 s.n. Los Angeles Sawmill Campground, Sawmill Mt. Angeles National Forest. 1616 Comment
  RSA708769  Sisymbrium irio Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1141 Los Angeles Mouth of McDonald Creek. 335 Comment
  SBBG124482  Sisymbrium orientale R. Burgess, P. Munro 1999-4-17 3238 Los Angeles Canton Cyn, NE of Lake Piru, N side of Canton Crk, above second narrows 457 Comment
  UCR259941  Sisymbrium orientale R. G. Swinney 2010-4-13 12207 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  SD252305  Sisymbrium orientale Steven A. Junak 2000-5-18 Sca 1302 Los Angeles Santa Catalina Island: E end of beach at Parsons Landing, back beach. 3 Comment
  UC845027  Sisyrinchium bellum I. W. Clokey, E. G. Anderson 1935-5-9 6559 Los Angeles Puddingstone Reservoir Comment
  UCR138528  Sisyrinchium bellum L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mtns., east side of Little Tujunga Canyon 549 Comment
  RSA276036  Sisyrinchium bellum Jack Delaini, Ken Zakar 1974-4-30 148 Los Angeles Lodi Canyon, San Dimas Experimental Forest 854 Comment
  CATA1032  Solanum douglasii Mark L. Hoefs 1995-5-4 1954 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 91 Comment
  RSA640719  Solanum douglasii Louis C. Wheeler 1931-3-7 s.n. Los Angeles LaVerne: Wheeler's residence. Comment
  UC440369  Solanum douglasii Carl Epling 1930-3-8 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon Comment
  UCR231785  Solanum douglasii Darren T. Hasegawa 2007-4-8 s.n. Los Angeles San Gabriel Mtns, Eaton Canyon Park, Angeles National Forest, c. 2 mi. north of I-210 366 Comment
  RSA422434  Solanum douglasii J. R. Swanson 1963-02 743 Los Angeles 0.5 mi. N of San Fernando Mission Blvd. on Balboa Blvd. San Fernando Valley. Roadside. Comment
  RSA535730  Solanum douglasii Tim S. Ross 1991-5-23 5478 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment. 88 Comment
  RSA658408  Solanum douglasii Erinn Wilson 1996-4-26 4 Los Angeles G Canyon on Cal Poly Campus Pomona. Comment
  RSA427306  Solanum elaeagnifolium Anstruther Davidson 1896-10 1933 Los Angeles San Pedro. Comment
  UCR99652  Solanum nigrum Scott D. White 1992-10-8 890 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  SEINET7273436 Image available Solanum pseudocapsicum R. F. Thorne October 1963 33276 Los Angeles Rancho Santa Ana Botanic Garden, Claremont Comment
  CAS-BOT-BC154695  Solanum umbelliferum C. F. Baker 1903-3-16 4059 Los Angeles Claremont Comment
  CAS-BOT-BC156507  Solanum umbelliferum F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Upper Millards [Canon] Canyon, San Gabriel Mountains Comment
  CAS-BOT-BC83636  Solanum umbelliferum L. Abrams 1902-6-17 2556 Los Angeles Santa Monica Mountains. Sepulveda Canyon. Comment
  RSA427399  Solanum umbelliferum Howard Mullins 1931-4-27 s.n. Los Angeles Griffith Park. Comment
  RSA427426  Solanum umbelliferum C. Epling, Louis C. Wheeler 1933-6-4 1850 Los Angeles Near Summit, Ridge Route. 1524 Comment
  RSA427432  Solanum umbelliferum Richard C. Barkelew 1929-2-23 s.n. Los Angeles Cahuenga Pass. Comment
  UC66832  Solanum umbelliferum N. K. Berg 1904-4-14 Los Angeles Santa Monica Comment
  RSA428806  Solanum villosum Louis C. Wheeler 1932-9-10 1369 Los Angeles Harrison and San Antonio Ave. W Claremont. 366 Comment
  RSA188387  Solanum wallacei Robert F. Thorne, Percy C. Everett 1965-6-23 34995 Los Angeles Santa Catalina Island. Near mouth of Hamilton Canyon NW of Avalon. 23 Comment
  RSA3547  Solanum wallacei Carl B. Wolf 1932-5-9 3491 Los Angeles Along the road to Renton Mine, about due west of Pebbly Beach, Santa Catalina Island. 305 Comment
  RSA427381  Solanum wallacei J. A. Powell 1928-4-2 s.n. Los Angeles NW of Avalon, Santa Catalina Island. Comment
  HSC21327  Solanum xanti C. S. Apperson 1967-6-3 Los Angeles 6 mi. E of Hwy. 99 on Ave. D Comment
  NY820381  Solanum xanti F. A. MacFadden 1931-3-15 s.n. Los Angeles LaTuna Canyon, Verdugo Hills Comment
  POM19002  Solidago californica P. A. Munz 1923-9-1 7712 Los Angeles Swartout Valley, narrow north-facing canyon. 2043 Comment
  RSA473612  Solidago californica L. C. Wheeler 1933-10-7 2169 Los Angeles Liveoak canyon, San Gabriel Mountains. 640 Comment
  POM153279  Solidago confinis P. A. Munz, I. M. Johnston 1928-9-5 11172 Los Angeles Rock Creek, San Gabriel Mountains. 1159 Comment
  RSA0036049  Solidago confinis R. G. Swinney 2009-11-18 11652 Los Angeles 1.7 miles west of junction of Bobs Gap Rd. and Valyermo Rd., at junction of Sand Rock Creek & Valyermo Rd., S side of road 1108 Comment
  RSA473686  Solidago confinis F. R. Fosberg, Joseph A. Ewan 1931-8-13 4942 Los Angeles Big Cienega above Crystal Lake, San Gabriel Mountains. 1982 Comment
  UC205620  Solidago confinis I. M. Johnston 1917-8-22 1674 Los Angeles Prairie Fork at Native Son Mine (San Antonio Mountains) Comment
  UC36209  Solidago velutina subsp. californica J. H. Barber 1897-9-16 282 Los Angeles Santa Monica Experimental Station, Southern California Santa Monica Experimental Station Comment
  CLARK-A1528-2102  Soliva sessilis Alfred R. Roos 1958-5-16 Los Angeles Comment
  SEINET4016300  Sonchus asper M. B. Dunkle 1939-1 7209 Los Angeles Southeast point, San Clemente Island. Comment
  CATA1452  Sonchus asper subsp. asper Mark L. Hoefs, Robert F. Thorne 1996-4-6 2634 Los Angeles Santa Catalina Island: End of Renton Mine Road 268 Comment
  RSA474083  Sonchus oleraceus F. R. Fosberg 1930-7-7 S- 3152 Los Angeles Alamitos Bay 5 Comment
  RSA4782  Sonchus oleraceus James Snow s.n. Los Angeles Bryant Ranch, near Long Beach. Collected for correlation with a soil survey by the Association Laboratory, Anaheim, Calif. Comment
  SEINET10594631  Sorghum halepense Joseph A. Ewan 1931-5-11 Ewan 4185 Los Angeles Hard adobe soil, Vacaut lots at Bonnie Brae & Beverly Comment
  SBBG113142  Spartium junceum S. A. Junak with M. L. Hoefs, J. Takara 1997-3-28 SCa 403 Los Angeles N side of Cherry Cyn, just inland from mouth 6 Comment
  CAS-BOT-BC390330  Spergularia macrotheca var. macrotheca Edgar A. Mearns 1894-6-25 4079 Los Angeles San Clemente Island Comment
  CAS-BOT-BC390797  Spergularia marina Carl B. Wolf 1932-5-12 3578 Los Angeles Santa Catalina Island. Borders of Catalina Harbor 3 Comment
  RSA0098532  Spergularia marina D. Charlton 1993-7-4 s.n. Los Angeles Jct Boy Scout Rd and Lancaster Blvd. SE corner in clay pan, Edwards AFB. 694 Comment
  RSA0098602  Spergularia marina Anstruther Davidson 1902-04 1883 Los Angeles Temple St. Comment
  RSA601158  Sporobolus cryptandrus L. C. Wheeler 1966-10-22 9045 Los Angeles Grandad's Ranch, Aliso Canyon. Comment
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Nov 23 2015
  RSA446581  Stachys ajugoides L. E. Hoffman 1932-4-20 s.n. Los Angeles Hermon Hills, Ave-57. Pasadena. Comment
  LA48335  Stachys albens Peter H. Raven; Henry J. Thompson 1960-7-17 15540 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, 1.6 mi N of the Coast Hwy. 137 Comment
  POM223057  Stachys albens Louis C. Wheeler 1933-7-7 1921 Los Angeles Lexington Wash near El Monte. 73 Comment
  RSA583120  Stachys albens Joseph A. Ewan 1933-4-29 10819 Los Angeles Ballona marshes near Playa Del Ray. Comment
  SEINET9287014  Stachys albens Unknown 2009-8-8 11504 Los Angeles San Gabriel Mountains Comment
  RSA0051602  Stachys albens Harold L. Pirie 1963-7-27 s.n. Los Angeles Cold Creek of Stunt Rd. in the Santa Monica Mts. 563 Comment
  CAS-BOT-BC60919  Stanleya pinnata Ynez Whilton Winblad 1937-6-26 s.n. Los Angeles Ridge Route, north LA county. Comment
  SD215446  Stanleya pinnata Timothy S. Ross, Steve Boyd and Peter W. Fritsch 1990-6-11 3389 Los Angeles Little Rock Creek; Joshua Tree Campground on the southwest side of Little Rock Reservoir. 997 Comment
  CAS-BOT-BC374821  Stebbinsoseris heterocarpa Henry J. Thompson 1959-4-19 1957 Los Angeles Santa Monica Mountains. Mulholland Hwy. 1 mile W. of Las Virgenes Rd. Malibu Creek drainage 274 Comment
  JEPS30481  Stebbinsoseris heterocarpa Henry J. Thompson 1959-4-19 1957 Los Angeles Mulholland Highway 1 mi w Las Virgenes Road (Malibu Creek drainage, Santa Monica Mountains); Santa Monica Mountains, Malibu Creek drainage, Mulholland Hi 274 Comment
  SBBG113050  Stebbinsoseris heterocarpa S. A. Junak 1998-4-30 SCa 576 Los Angeles ca. 0.35 mi ENE of East Summit, at head of side branch of Hamilton Cyn 371 Comment
  UCR186750  Stellaria media T. B. Salvato, Sandra Murcia 2007-3-28 2021 Los Angeles San Gabriel Mountains, Angeles National Forest, lower Santa Anita Canyon at the upper end of Santa Anita Reservoir 427 Comment
  CAS-BOT-BC393691  Stellaria media Reid Moran 1941-3-14 706 Los Angeles Middle Ranch, Santa Calina Island Comment
  RSA478173  Stellaria media H. L. Bauer 1929-5-20 s.n. Los Angeles Long Beach lawn Comment
  SFV1244  Stellaria media K. A. Wilson 1962-4-1 1259 Los Angeles Santa Monica Mountains Old Topanga Canyon Road. 0.5 miles northwest of Topanga Canyon Blvd. Comment
  RSA201913  Stephanomeria blairii W. Roderick, Niehaus 1965-4-2 390 Los Angeles San Clemente Island: Lemon Tank Canyon, on E-facing cliff 244 Comment
  RSA95223  Stephanomeria blairii F. W. Peirson 1923-4-9 3475 Los Angeles San Clemente Island: at Lemon Tank Comment
  CHSC62041  Stephanomeria diegensis L. P. Janeway 1993-10-5 4616 Los Angeles Puente Hills; along edge of dirt road at head of Arroyo San Miguel. 243 Comment
  LA32086  Stephanomeria diegensis Peter H. Raven; Henry J. Thompson 1958-9-19 13721 Los Angeles Santa Monica Mountains, Zuma Beach, 0.2 mi E of turnoff to Zuma Beach on US 101 [now Pacific Coast Hwy, US 1] 45 Comment
  POM6160  Stephanomeria pauciflora I. M. Johnston 1918-7-23 2099 Los Angeles San Antonio Canyon Wash (near Claremont) 366 Comment
  SBBG67911  Stephanomeria pauciflora R. Hoffmann 1927-8-31 Los Angeles E slope of divide in Mint Cyn Comment
  UCR190851  Stipa cernua R. G. Swinney 1990-3-23 1547 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  UCR86239  Stipa lepida Scott D. White 1995-4-27 2958 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  UCR180078  Stipa pulchra R. G. Swinney 1989-5-6 s.n. Los Angeles San Gabriel Mtns., in and Near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries. Poopout Hill firebreak 488 Comment
  UCR127176  Stipa speciosa A. C. Sanders, Mark A. Elvin 2003-6-20 27008 Los Angeles Western Transverse Range/Santa Clara River Watershed, lower San Martinez Chiquito Canyon wash, north of Hwy 126 and Del Valle 305 Comment
  CAS-BOT-BC376003  Stylocline gnaphaloides Cecil Hart 1930-5-20 s.n. Los Angeles Montebello Comment
  RSA653093  Stylocline psilocarphoides B. Pitzer 1998-5-23 3746 Los Angeles Soledad Canyon: vicinity of Soledad Pass, Soledad Canyon Rd ca 1/2 mi. S of Sierra Hwy.[UTM 10km cell: 11SLJ-9E, 1N. Soledad Canyon] 945 Comment
  UC284197  Stylomecon heterophylla P. A. Munz 1923-4-9 6656 Los Angeles e coast San Clemente Island; e coast San Clemente Island Comment