Search Results — 2000 specimen records retrieved (1553 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/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
  UC1215154  Abronia maritima Peter H. Raven 1962-4-11 17296 Los Angeles beach behind Northwest Harbor; San Clemente Island 3 Comment
  UC7609  Abronia maritima J. H. Barber 1907-1-25 Los Angeles So. Santa Monica Comment
  CAS-BOT-BC383914  Abronia pogonantha Roxana S. Ferris 1918-6-12 930 Los Angeles Lancaster Comment
  PASA580  Abronia pogonantha Margaret Stason 1930-5-18 Los Angeles Lovejoy Buttes Comment
Read comments
Sep 5 2014
  SBBG16442  Abronia pogonantha D. Myrick 1962-4-13 545 Los Angeles Hwy 138 ca. 25 mi W of Victorville 853 Comment
  CAS-BOT-BC229372  Abronia umbellata Alice Eastwood 1906-5-29 80 Los Angeles Ocean Park Comment
  RSA0025877  Abronia umbellata Peter H. Raven 1962-4-11 17253 Los Angeles Due west of Wall 2, San Clemente Island. 9 Comment
  RSA627084  Acacia cyclops Scott D. White 1998-4-28 6348 Los Angeles Palos Verdes area: Slope above Portugese Bend, east of Altamira Cyn. 61 Comment
  RSA710282  Acacia cyclops A. C. Sanders, Lee Jones 2005-4-8 29367 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  CAS-BOT-BC30944  Acamptopappus sphaerocephalus Adolph Daniel Edward Elmer 1902-6-1 3621 Los Angeles Lancaster Comment
  RSA773542  Acamptopappus sphaerocephalus R. G. Swinney 2009-4-29 10570 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  UCR280871  Acamptopappus sphaerocephalus var. hirtellus R. G. Swinney 2014-5-1 16331 Los Angeles San Gabriel Mountains/Mojave Desert, NW of Valyermo, extreme west end of Holcomb Ridge, 400-500 meters NE of Valyermo Rd. and 250 m east of Big Rock Wash, 0.3 mile north of jct. of Pallett Creek Rd. and Valyermo Rd. 1110 Comment
  LA49821  Acer macrophyllum K. Kneen; 1933-4-29 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA0022367  Acer macrophyllum Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5125 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  UC205353  Acer macrophyllum I. M. Johnston 1917-7-28 1568 Los Angeles San Antonio Canyon San Antonio Mountains, San Antonio Canyon 1600 Comment
  UCR258505  Acer negundo R. G. Swinney 2010-6-23 13328 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin 341 Comment
  RSA416196  Achillea millefolium F. R. Fosberg 1931-1-7 7114 Los Angeles Sierra Madre. 300 Comment
  UC284801  Achnatherum hymenoides P. A. Munz 1923-5-27 6906 Los Angeles Pallett Creek San Gabriel Mts. Comment
  RSA91820  Achnatherum occidentale subsp. occidentale F. W. Peirson 1922-7-6 3154 Los Angeles ridge W of Pacifico Mtn. between Tie Canyon and Santiago Canyon drainages 2560 Comment
  RSA522435  Achnatherum parishii Timothy S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4016 Los Angeles San Gabriel Mountains, Angeles National Forest: NE of Tie Summit Station and E of Angeles Forest Hwy., Tujunge Ranger District. 1646 Comment
  UCD169367  Achnatherum parishii R. G. Swinney 2008-9-4 9416 Los Angeles San Gabriel Mtns., Dry Lake, Blue Ridge, SW of Wrightwood and 0.4 mi. east of junction of Hwy 2 and road 3N06/Blue Ridge Rd. 2250 Comment
  RSA595458  Achnatherum speciosum Timothy S. Ross, Victor W. Steinmann 1995-5-8 8569 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  RSA730248  Achnatherum speciosum R. G. Swinney 1999-6-5 7268 Los Angeles San Gabriel Mtns.: western end of ridge extending from Big John Peak, above Big John Flat 1768 Comment
  RSA772368  Achnatherum speciosum R. G. Swinney 2009-5-20 10830 Los Angeles Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  SBBG128200  Acmispon argophyllus M. G. Simpson, A. Russell, J. Dunn 2000-7-20 2203 B Los Angeles N of Guds, at S end of island 235 Comment
  SD21276  Acmispon argophyllus var. argenteus Norman E. Bilderback 1938-4-16 Los Angeles Santa Catalina,Island, Avalon Comment
  SD90626  Acmispon argophyllus var. argenteus Robert F. Thorne 1966-4-15 36016 Los Angeles San Clemente Island, at top edge of sea bluff ca. 0.5 miles SSE of Eel Point, SW side of the island 29 Comment
  CAS-BOT-BC213455  Acmispon argophyllus var. argophyllus Charles Piper Smith 1914-6-21 2867 Los Angeles Mt. Willson - Sierra Madre Trail Comment
  SD69605  Acmispon dendroideus var. dendroideus Robert F. Thorne, P. Everett 1965-5-10 34426 Los Angeles Santa Catalina Island, rocky bluff along Summit Road near Hogsback 91 Comment
  SD64196  Acmispon glaber var. brevialatus Lucille Kempers 1955-4-12 289 Los Angeles Claremont, SE Indian Hill, south slope 274 Comment
  CATA3333  Acmispon micranthus Amy Catalano 2017-4-13 050 Los Angeles Santa Catalina Island: Steep hillside about 150 meters SW of junction of Silver Peak and Water Tank roads 323 Comment
  UCD170820  Acmispon procumbens R. G. Swinney 2009-5-12 10717 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, 0.3 mi. SE of junction of Alimony Ridge and Alimony Ridge Rd. 1253 Comment
  UCR239011  Acmispon procumbens Anuja Parikh, Nathan Gale 2010-5-31 3240 Los Angeles Western Transvers Range; East Liebre Mountains, Sierra Pelona, 4.1 km west of State Hwy 14, 1.8 km southwest of California Aqueduct, under powerlines 1050 Comment
  SBBG96697  Acmispon strigosus S. Boyd with T. Ross, L. Arnseth 1990-4-7 4252 Los Angeles lower half of China Cyn, W side Comment
  LA88580  Acourtia microcephala O. H. Kappler; 1940-7-1 75 Los Angeles SANTA MONICA MOUNTAINS, Carbon Canyon Comment
  CAS-BOT-BC133171  Adenostoma fasciculatum Marcus E. Jones 1900-7-10 s.n. Los Angeles Ravenna Comment
  UC1409133  Adenostoma sparsifolium R. F. Thorne and Larry DeBuhr 1972-8-18 42233 Los Angeles ca. 2 mi. w. Clear Creek Station (near top of steep raodbank where Angeles Crest Hwy. crosses head of canyon, at junction with Angeles Forest Hwy.); San Gabriel Mts., Angeles Nat'l Forest 914 Comment
  SFV14728  Adiantum capillus-veneris J. C. Dittes, P. Dittes 1989-10-28 13 Los Angeles San Gabriel Mountains West Fork of San Gabriel River. About 1 mile up river from highway. 671 Comment
  RSA0062526  Adiantum jordanii R. G. Swinney 2010-6-4 13051 Los Angeles Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 473 Comment
  RSA592514  Adiantum jordanii Mark Hoefs 1973-3-13 72 Los Angeles Santa Catalina Island: upper Avalon Canyon, west of Memorial. 259 Comment
  UC811133  Adiantum jordanii I. W. Clokey and E. G. Anderson 1935-5-9 6505 Los Angeles San Dimas Canyon Comment
  RSA0077551  Adiantum jordanii G. Wallace 1965-6-16 s.n. Los Angeles Cattle Canyon near Azusa. Comment
  UC1930145  Adiantum jordanii Mark Elvin, Dylan Hannon, Gery Allan, Curtis Clark, Steve Burckhalter 1996-4-20 160 Los Angeles Channel Islands; San Clemente Island: Steep N. slopes. Comment
  RSA577890  Agave Louis C. Wheeler 1936-6-21 4170 Los Angeles W Fork Palmer Canyon 640 Comment
  UCD169271  Ageratina adenophora Louis C. Wheeler 1963-5-5 8256 Los Angeles San Gabriel Mountains: Bear Creek, off West Fork San Gabriel River. West side ca. 1/2 mile downstream from stone cabin, at public campground. 1775 Comment
  SBBG66244  Agoseris grandiflora R. Hoffmann 1929-5-21 Los Angeles Bouquet Cyn Comment
  RSA762418  Agrostis exarata R. G. Swinney 2008-8-13 9378 Los Angeles Icy Springs, tributary of Big Rock Creek 1756 Comment
  RSA762883  Agrostis exarata R. G. Swinney 2008-10-10 9578 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  RSA747676  Agrostis scabra R. G. Swinney 2001-9-15 8137 Los Angeles Lily Spring, N slope of Mt. Hawkins , 7.5 air miles W SW of Wrightwood, 2561 Comment
Read comments
Nov 17 2010
  UCR209133  Agrostis viridis R. G. Swinney 2008-6-24 9083 Los Angeles San Gabriel Mountains, Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 274 Comment
  RSA702489  Ailanthus altissima Scott D. White 2004-5-5 10304 Los Angeles Liebre Mountains: Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  SD230102  Alisma triviale Louis C. Wheeler 1951-8-20 6836 Los Angeles Devils Gate Dam. Sunny mud flat behind dam. Comment
  RSA579329  Allium burlewii Timothy S. Ross 1994-5-31 7968 Los Angeles Pacifico Mountain: ca. 530 m. due W of the summit of 7124 ft. A low saddle-like area, functionally the head of Santiago Canyon. 2006 Comment
  RSA643965  Allium burlewii V. W. Steinmann 1996-6-17 919 Los Angeles San Gabriel Mountains, at the summit of Mt. San Antonio. 3050 Comment
  RSA597393  Allium fimbriatum var. fimbriatum Timothy S. Ross, Steve Boyd 1990-6-18 3497 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  UC1971151  Allium fimbriatum var. fimbriatum Louis C. Wheeler 1973-4-21 Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent. Comment
  RSA410065  Allophyllum glutinosum Geo L. Moxley 1915-5-31 337 Los Angeles Santa Anita Canyon, San Gabriel Mountains. Comment
  CAS-BOT-BC170977  Alnus rhombifolia Fordyce Grinnell 1903-12-22 29 Los Angeles Arroyo Seco Canon [canyon], near Pasadena Comment
  RSA452771  Alnus rhombifolia F. R. Fosberg 1931-8-11 S 5494 Los Angeles Lower Pine Flat, First Camp, N Fork, San Gabriel Canyon 1500 Comment
  RSA452775  Alnus rhombifolia Fay A. MacFadden 1931-4-10 s.n. Los Angeles Tejunga [Tujunga] Canyon. A few trees near the stream. 396 Comment
  RSA651056  Alnus rhombifolia D. Bartholomew 1961-5-13 s.n. Los Angeles Mt. Baldy Rd., 4 mi. below the village. Comment
  UC141963  Alnus rhombifolia C. F. Baker 1908-8-2 3667 Los Angeles near Claremont; San Antonio Canyon Comment
  SBBG52924  Amblyopappus pusillus F. C. Boutin 1967-4-23 1619 Los Angeles terrace above ocean between main airstrip and Wilson Cove Comment
  RSA653533  Ambrosia acanthicarpa LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 293 Los Angeles Verdugo Mountains: Hostetter Mountainway. 701 Comment
  CAS-BOT-BC42895  Ambrosia acanthicarpa J. H. Thomas 1956-9-29 6458 Los Angeles near Pasasdena, along dry bottom of reservoir behind Devils Gate Dam Comment
  SBBG12924  Ambrosia chamissonis E. R. Blakley 1962-6-10 5252 Los Angeles large beach dunes near Wall 2 9 Comment
  UCR188678  Ambrosia chamissonis Tim Searl 2007-10-15 s.n. Los Angeles South Coast, Malibu Lagoon near 'Malibu Colony' along state park access road, just above water line; west of highway and north of Malibu Creek 1 Comment
  UCR255482  Ambrosia confertiflora Dan S. Cooper 2014-6-4 614- 15 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Weidlake Dr., SE of Hollywood Reservoir 201 Comment
  UCR197788  Ambrosia salsola Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 82 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  RSA77792  Ammannia coccinea Louis C. Wheeler 1932-9-19 1387 Los Angeles Los Angeles R. [River] at Los Feliz Blvd. 122 Comment
  CAS-BOT-BC180649  Amorpha californica var. californica Geo. B. Grant 1904-5-19 39 Los Angeles Mt. Wilson Comment
  RSA719057  Amsinckia intermedia R. G. Swinney 1998-4-13 5955 Los Angeles Marshall and Live Oak Canyon drainages, La Verne 549 Comment
  UC159172  Amsinckia intermedia Geo. B. Grant 1901-1 40 Los Angeles Pasadena; Pacific Coast Comment
  UCR259271  Amsinckia intermedia R. G. Swinney 2010-3-14 11896 Los Angeles San Gabriel Mountains, Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road 447 Comment
  RSA0079989  Amsinckia intermedia James Henrickson 1985-3-30 19781 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
  RSA499956  Amsinckia intermedia Richard C. Barkelew 1929-4-23 18113 Los Angeles Mulholland Highlands near LA. Comment
  RSA0115844  Amsinckia menziesii Steven A. Junak 1999-4-22 SCa- 841 Los Angeles Santa Catalina Island. In upper part of Cape Canyon at pumphouse, just upstream from fork in road. 305 Comment
  RSA598942  Amsinckia menziesii var. menziesii Steve Boyd, Timothy S. Ross 1997-3-21 9191 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  UCR186772  Amsinckia retrorsa A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32085 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
  RSA517998  Amsinckia tessellata Steve Boyd, Orlando Mistretta 1986-3-31 1523 Los Angeles Mojave Desert: Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  UCR276786  Amsinckia tessellata R. G. Swinney 2011-4-1 14293 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UC1084566  Amsinckia tessellata var. gloriosa Francia Chisaki, Peter M. Ray 1952-5-1 2247 Los Angeles 2 mi s Gorman (on US Hwy #99) Comment
  RSA592278  Amsinckia tessellata var. tessellata L. C. Wheeler 1967-5-9 9401 Los Angeles Gleason Canyon, south of Aliso Canyon. 1006 Comment
  RSA590529  Amsinckia tessellata var. tessellata Orlando Mistretta 1994-3-30 961 Los Angeles San Gabriel Mountains: Little Rock Creek. Slopes E of creek below Little Rock Dam. 991 Comment
  UCR220203  Anagallis arvensis R. G. Swinney 2009-4-3 10276 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte/Azusa border, San Gabriel Canyon wash, east side of channel 1.2 miles north of Foothill Blvd. 183 Comment
  UCD117534  Anagallis arvensis Geoffrey Levin 1975-5-12 498 Los Angeles vacant area east of Harwood Court, Pomona College, Claremont. Alluvial fan of the San Gabriel Mountains. 335 Comment
  UC2027709  Androsace elongata subsp. acuta Anuja Parikh with Nathan Gale 2011-6-7 3421 Los Angeles WTR, E Liebre Mountains, Sierra Pelona, 4.1 km W of State Highway 14, 2.0 km SW of California Aqueduct. Comment
  CAS-BOT-BC400322  Anemopsis californica Timothy S. Ross; Steve Boyd 1994-7-7 8169 Los Angeles Liebre Mountains. Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the Kelly Ranch inholding (USFS map, 1958; Knapp Ranch, Angeles Nat'l Forest map, 1982) 1018 Comment
  RSA771591  Antennaria dimorpha R. G. Swinney 2009-5-28 10976 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  RSA652511  Anthemis cotula Jim Reutzel 1994-5-29 200 Los Angeles Los Angeles [Pomona], hills behind Cal Poly Pomona University, behind the north Health Center parking lot. Comment
  UCR280568  Anthriscus caucalis R. G. Swinney 2014-5-13 16489 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
  LA201025  Anthriscus caucalis Carl Wishner; 1991-5-7 1946 Los Angeles Santa Monica Mountains, Corbin Canyon 99 Comment
  SFV4892  Antirrhinum coulterianum M. H. Grayum 1971-5-3 Los Angeles Santa Monica Mountains Tapia Park. 150 Comment
  UCR50727  Antirrhinum coulterianum 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
  RSA425784  Antirrhinum coulterianum L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA517131  Antirrhinum coulterianum Tim S. Ross, Steve D. Boyd 1990-5-14 2496 Los Angeles San Gabriel Mts.: Yerba Buenda Ridge, Angeles National Forest, Tujunga Ranger District. 1143 Comment
  PASA969  Antirrhinum glandulosum Margaret Stason 1930-6-1 Los Angeles Ridge Route Comment
  POM156536  Antirrhinum multiflorum L. R. Abrams 1902-7-1 2630 Los Angeles Little Santa Anita Canyon, San Gabriel Mountains. Comment
  SBBG31219  Antirrhinum nuttallianum subsp. subsessile R. F. Thorne 1966-4-5 35876 Los Angeles lower portion of Cottonwood Cyn 106 Comment
  CATA2976  Aphanisma blitoides Peter J. Dixon 2015-2-17 004 Los Angeles Santa Catalina Island: North Ridge of Cottonwood Canyon, 320 m East of pacific ocean at Ragger's Point. East of Two Harbors Rd. Aspect; South 190 76 Comment
  IRVC27961  Apiastrum angustifolium A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26123 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  RSA470379  Apiastrum angustifolium B. C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon 400 Comment
  UC1922754  Apiastrum angustifolium Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 897 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, northwest side: Northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of 210 Fwy and west of fire road, south (above) water tank. Near 34deg 15' 12.2'' N 118deg 19' 16.8'' W T2N R14W SW/4 sec. 14. Elev. Comment
  IRVC28710  Apium graveolens A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25493 Los Angeles Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley NE end of Santa Susana Mtns. 300 Comment
  SD230156  Apocynum cannabinum Louis C. Wheeler 1968-5-31 Los Angeles San Gabriel Mountains: Devil's Canyon, Campground Vicinity. 1219 Comment
  RSA729432  Aquilegia formosa R. G. Swinney 1998-7-14 6425 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. Spring and meadow surrounded by montane coniferous forest; area burned in summer 1997. 2195 Comment
  UCR124666  Aquilegia formosa B. C. Templeton 1933-7-21 5042 Los Angeles San Gabriel Mountains, Prairie Forks 1905 Comment
  UCR19854  Aquilegia formosa L. E. Hoffman 1932-8-14 s.n. Los Angeles Los Angeles National Forest; Crystal Lake Comment
  UCR210158  Aquilegia formosa R. G. Swinney 2008-8-13 9359 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  UCR239015  Arabis eschscholtziana Anuja Parikh, Nathan Gale 2010-6-15 3298 Los Angeles Transverse Range; San Gabriel Mountains, Upper Big Tujunga Canyon, 0.3 km east northeast of Shortcut Station, 0.7 km north of State Hwy 2, Angeles Crest Hwy 1295 Comment
  RSA0126408  Arabis glabra P. A. Munz, R. D. Harwood 1920-5-15 3938 Los Angeles Sepulveda Canyon, Santa Monica Mountains 244 Comment
  UC519726  Arabis glabra Joseph Andorfer Ewan 1932-5-10 7455 Los Angeles w side Verdugo Canyon Comment
  RSA0126237  Arabis glabra var. glabra Fred Cox 1916-4-15 s.n. Los Angeles Johnson's Pasure, above Claremont Comment
  UCR194841  Aralia californica R. G. Swinney 1998-7-24 6569 Los Angeles San Gabriel Mtns., upper Fish Fork of San Gabriel River 1585 Comment
  LA41460  Arbutus menziesii A. L. Haines; 1937-4-17 sn Los Angeles Santa Anita Canyon 548 Comment
  RSA626678  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15784 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Road, San Gabriel Mountains. 1000 Comment
  RSA712178  Arctostaphylos glandulosa Kerry Knudsen, Rolf Muertter, Teresa Proscewicz 2005-2-10 2372 Los Angeles Los Angeles, Griffith Park, north side of Mt. Hollywood 425 Comment
  UCR197228  Arctostaphylos glandulosa subsp. glandulosa Valerie Soza, Ileene Anderson, LeRoy Gross 2000-6-6 990 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 762 Comment
  RSA660777  Arctostaphylos glandulosa subsp. mollis Jeff Weiler 1981-4-26 35 Los Angeles La Canada, Earl Canyon Motorway. Trailhead: NW side of Palm Dr., .3 mi. N of intersection with Fairmount Ave. Comment
  SFV10207  Arctostaphylos glandulosa subsp. mollis J. G. Cuti 1978-4-19 61 Los Angeles Verdugo Mountains About 2 miles from end of Walnut Ave. on Stough Canyon fire road. 610 Comment
  UC1120306  Arctostaphylos glandulosa subsp. zacaensis R. St. John 1930-1-21 77 Los Angeles Castro Peak Triunfo Pass Quadrangle Comment
  CAS-BOT-BC39303  Arctostaphylos glauca Fordyce Grinnell 1915-12-22 s.n. Los Angeles San Gabriel Mt., Sister Elsie Peak Comment
  RSA631430  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20495 Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  RSA631559  Arctostaphylos glauca Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 22009 Los Angeles N2, west of Lake Hughes, northern base of Liebre Mountains. 1595 Comment
  SFV2643  Arctostaphylos glauca K. A. Wilson 1961-2-12 845 Los Angeles San Gabriel Mountains Devil's Punchbowl. Eastern foothills of San Gabriel Mountains. Big Rock Spring. Comment
  RSA634858  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20566 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA634903  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20293 Los Angeles Road to Mt. Gleason, 1 km west of Mill Creek Summit, San Gabriel Mtns. 1550 Comment
  RSA635058  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20363 Los Angeles Road to Mt. Gleason, 13.7 km west of Mill Creek Summit, San Gabriel Mtns. 1805 Comment
  RSA635130  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20277 Los Angeles Angeles Forest Hwy., 1.7 km N of Mill Creek Summit. San Gabriel Mtns. 1385 Comment
  RSA188544  Arctostaphylos patula R. F. Thorne 1965-8-26 35352 Los Angeles San Gabriel Mountains; Angeles National Forest, near top of Blue Ridge SE of Holiday Hill Ski Lift 2561 Comment
  UCR181104  Arctostaphylos patula R. G. Swinney 1997-4-25 5501 Los Angeles San Gabriel Mtns., at peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village 2441 Comment
  CAS-BOT-BC526234  Arctotis venusta Louis C. Wheeler 1933-6-24 1889 Los Angeles Alosta Ave. at Glendora Ave., Glendora 228 Comment
  UC854928  Argemone munita C. B. Clokey, I. W. Clokey, B. C. Templeton 1930-5-13 4614 Los Angeles Boquet Canyon 600 Comment
  RSA652545  Argemone munita R. Carlston 1961-5-31 s.n. Los Angeles Glendora Mt. Rd. Comment
  CAS-BOT-BC137669  Aristida adscensionis L. R. Abrams; I. L. Wiggins 1931-7-6 364 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor. Comment
  SBBG131501  Aristida adscensionis S. A. Junak 1999-7-15 SCa 1024 Los Angeles Salta Verde Beach , just E of S-facing bluffs/rock face 6 Comment
  UC815656  Aristida divaricata Marcus E. Jones, A. M. 1882-5-3 3216 Los Angeles Pasadena Comment
  RSA583049  Artemisia californica Timothy S. Ross 1993-4-22 6891 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560ft). Southerly coastal slope 1320m SE of Cactus Peak summit 351 Comment
  LA200158  Artemisia douglasiana T. A. Geissman; 1966-10-15 TAG 101566 ADM Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  SFV7105  Artemisia douglasiana K. A. Wilson 1974-8-21 1432 Los Angeles Santa Monica Mountains Mulholland Highway, 0.2 miles west of Las Virgenes Road. 175 Comment
  RSA626045  Artemisia douglasiana Scott D. White 1994-7-14 2252 Los Angeles San Dimas Canyon; along San Dimas Canyon Road. 396 Comment
  IRVC28740  Artemisia dracunculus A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand 2002-8-8 25577 Los Angeles Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, N of East Fork Salt Canyon NE end of Santa Susana Mtns. 488 Comment
  UCR126331  Artemisia dracunculus A. C. Sanders 2003-8-5 27110 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, ridge on north side of valley NE of old ranch headquarters 366 Comment
  UCR271201  Artemisia dracunculus R. G. Swinney 2011-11-1 15943 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
  CAS-BOT-BC93700  Artemisia ludoviciana subsp. incompta C. B. Wolf 1931-10-23 2492 Los Angeles Swartout Valley, 1 mile east of Wrightwood Lodge, San Gabriel Mts. 1828 Comment
  UCR55335  Artemisia tridentata S. J. Myers 1988-9-30 s.n. Los Angeles Western Mojave Desert, Palmdale area, north of Elizabeth Lake Road, near the intersection with 25th St. West 841 Comment
  RSA0039070  Artemisia tridentata subsp. parishii R. G. Swinney 2009-11-13 11617 Los Angeles confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  RSA0110780  Arthrocnemum subterminale Steven A. Junak 2000-7-21 SCa- 1387 Los Angeles Santa Catalina Island. Just inland from mouth of creek at Shark Harbor. 1 Comment
  SD41306  Asclepias californica Edith A. Purer 1935-5-11 6582 Los Angeles Hillside, Malibou Road, Santa Monica Mountains. Comment
  SEINET210834  Asclepias californica R. F. Thorne, M. Z. Thorne 1969-7-10 38376 Los Angeles San Gabriel Mts., Angeles National Forest, slope N of Jackson Lake. 1859 Comment
  UC22957  Asclepias californica J. H. Barber 1897-7-6 246 Los Angeles Mt. Gleason San Gabriel Range Comment
  RSA401380H  Asclepias californica Museum Jrs 1945-06 s.n. Los Angeles Seminole Hot Springs. Comment
  UC219267  Asclepias californica P. A. Munz 1921-6-18 4641 Los Angeles head Swartout Valley; San Antonio Mts. 2072 Comment
  POM155622  Asclepias fascicularis M. L. Bryan 1928-7-30 16 Los Angeles Mandeville Canyon, near Santa Monica. Comment
  RSA785814  Asclepias fascicularis K. Dobry 1991-6-13 837 Los Angeles Thousand Oaks Simi Hills on slopes of Metclef ridge. 1/2 mi N. of Olsen Rd off Moorpark Rd. Comment
  SBBG31249  Asclepias fascicularis R. F. Thorne 1966-4-7 35977 Los Angeles near Arrow Pt, W end of island 60 Comment
  UCR186674  Asclepias fascicularis T. B. Salvato, Sarah Flack 2007-8-8 3028 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  CAS-BOT-BC354309  Asparagus aethiopicus R. E. Riefner, Jr. 2010-5-31 10 -40 Los Angeles Harbor City, Bixby Slough, Harbor Regional Park, Harbor Lake, E of Vermont Ave. and N of West Anaheim St.; elev. below sea level 2 Comment
  RSA574287  Asparagus asparagoides John Dolan 1993-3-15 s.n. Los Angeles Claremont: grounds of RSABG. 410 Comment
  POM6785  Aspidotis californica Hilda Wood 1901-3-10 s.n. Los Angeles Glendora Comment
  SFV14638  Aspidotis californica S. Jonsson 1989-3-17 s. n. Los Angeles Santa Monica Mountains Devil's Canyon north of Topanga Canyon Road development. 0.25 miles upstream of dam on east-facing wall. Comment
  UC688905  Aspidotis californica John Thomas Howell 1928-2-9 3324 Los Angeles between Sierra Madre and Santa Anita Canyon; San Gabriel Mts Comment
  POM2649  Astragalus bicristatus I. M. Johnston 1918-6-23 2039 Los Angeles West end of Ontario Pk. (Cascade Canyon). 1829 Comment
  UCR50995  Astragalus douglasii A. C. Sanders, E. J. Lawlor 1988-4-3 7750 Los Angeles Tehachapi Mountains, southwest end of the Tehachapi Mtns, l mi northwest of Gorman on a gasline rd, 0.4 mi above old highway 1284 Comment
  CAS-BOT-BC182847  Astragalus douglasii P. C. Everett; E. K. Balls 1959-5-22 23809 Los Angeles Holiday Hill, Big Pines, San Gabriel Mts. 1950 Comment
  UC457222  Astragalus douglasii var. douglasii Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles Swartout Valley, San Gabriel Mts. San Gabriel Mts., Swartout Valley Comment
  SD69526  Astragalus gambelianus Robert F. Thorne 1966-4-5 35842 Los Angeles Santa Catalina Island; slope above stream in Cottonwood Canyon. 105 Comment
  RSA90723  Astragalus leucolobus F. W. Peirson 1922-7-5 3167 Los Angeles Summit of Le Montaine, north of Big Pines, north side of San Gabriel Mountains 2209 Comment
  UCR214618  Astragalus trichopodus A. C. Sanders, Dan S. Cooper 2010-3-12 37359 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SBBG39232  Astragalus trichopodus var. lonchus R. Moran 1941-2-23 640 Los Angeles NW of Wilson's Harbor [Emerald Cove], vicinity of Johnson's Landing 30 Comment
  SD52984  Astragalus trichopodus var. lonchus Peter H. Raven 1962-5-20 17794 Los Angeles Santa Catalina Island, Middle Canyon 2.9 miles above the Ranch 244 Comment
  JEPS54533  Astragalus trichopodus var. phoxus W. L. Jepson 1920-5-3 8930 Los Angeles Mts. above Castaic (Ridge Route, Norther Los Angeles Co.); Mts. above Castaic 975 Comment
  RSA0069426  Astragalus trichopodus var. phoxus R. G. Swinney 2010-3-10 11809 Los Angeles Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes. 305 Comment
  RSA627538  Astragalus trichopodus var. phoxus Sandy Leatherman, S. D. White 1998-5-15 10 Los Angeles Western Liebre Mountains. West of Castaic Lake and east of Interstate 5. 610 Comment
  UCR162062  Atriplex Mike Misenhelter 2005-10-5 s.n. Los Angeles Los Angeles Basin, Carson, old landfill site SE of intersection of 110 (Harbor) and 405 (San Diego) freeways, west side of Dominguez Channel and 405, east of Main St. 12 Comment
  SDSU5514  Atriplex argentea var. mohavensis R. M. Beauchamp 1967-3-18 295 Los Angeles San Clemente Island. Comment
  UC1349365  Atriplex californica Robert F. Thorne 1966-4-5 35858 Los Angeles along Cottonwood Creek below dam in Cottonwood Canyon (Santa Catalina Island); , Cottonwood Creek, Cottonwood Canyon 106 Comment
  CAS-BOT-BC170016  Atriplex confertifolia Carl B. Wolf 1932-9-15 4085 Los Angeles Antelope Valley, 2 blocks W. of center of town of Lancaster - Mojave Desert 718 Comment
  OBI44902  Atriplex confertifolia David J. Keil, V. L Holland, Michael Stiles, and Francis Villablanca 1987-4-30 20040 Los Angeles Ca. 1 mi W of jctn with Calif rte 14 along Calif rte 138. Comment
  SD232659  Atriplex confertifolia A. C. Sanders, E. J. Lott 1993-5-6 13957 Los Angeles Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave F. 701 Comment
  SD255702  Atriplex coronata Mitch Provance 2010-5-18 17485 Los Angeles Westernmost Mojave Desert: Western Antelope Valley, along Lancaster Rd., near entrance to cement plant, ca. 0.6 mile east of intersection of Lancaster Rd. and County Route N2. 1021 Comment
  CAS-BOT-BC172640  Atriplex coulteri George B. Grant; Walter Wheeler 1904-4-21 2313 Los Angeles On Santa Catalina Island, at Isthmus, Pacific Ocean, off southern California, Comment
  RSA457630  Atriplex johnstonii L. C. Wheeler 1933-4-27 1657 Los Angeles Playa del Rey (Type loc.) 8 Comment
  RSA524194  Atriplex lentiformis subsp. breweri T. S. Ross, Steve D. Boyd 1990-6-6 2887 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest 927 Comment
  RSA155903  Atriplex lentiformis subsp. breweri P. H. Raven 1962-5-7 17580 Los Angeles San Clemente Island, 1 mile south of Wilson Cove 6 Comment
  UC1136301  Atriplex lentiformis subsp. lentiformis P. L. Johannsen 1934-2-23 302 Los Angeles Santa Clara River Santa Susana Quad., Santa Clara River Comment
  CAS-BOT-BC176360  Atriplex parryi W. R. Dudley; F. H. Lamb 1896-6-4 4325 Los Angeles Lancaster Comment
  UC444328  Atriplex parryi Parry 1881-1 282 Los Angeles Colton Lancaster; Mohave Desert; Colton, Lancaster, Mohave Desert Comment
Read comments
Mar 1 2011
  UCR47302  Atriplex rosea D. L. Koutnik 1978-9-3 s.n. Los Angeles NW of the jct of Saticoy and Winnetka in the San Fernando Valley 244 Comment
  RSA303592  Atriplex semibaccata J. R. Shevock 1972-9-16 2275 Los Angeles Point Dume. 6 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
  RSA422254  Atriplex serenana George R. Johnstone 1930-10-18 s.n. Los Angeles South of Rosemead. Comment
  RSA0115079  Atriplex suberecta Steven A. Junak 2000-10-13 SCa- 1415 Los Angeles Santa Catalina Island. Deer Valley Reservoir (Summit Reservoir). 168 Comment
  SBBG19207  Atriplex watsonii M. A. Piehl 1963-12-8 631103 a Los Angeles near shore at mouth of Horse Beach Cyn, E base China Pt 2 Comment
  RSA547792  Avena barbata Timothy S. Ross, Peter Fritsch 1990-6-20 3687 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near the confluence of E and W forks of the San Gabriel River. Stream bottom to slopes. 445 Comment
  UCR258834  Avena barbata R. G. Swinney 2010-3-22 12021 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  LA10999  Avena barbata Harlan Lewis; 1941-3-19 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). 160 Comment
  RSA251438  Avena fatua R. F. Thorne 1966-4-16 36063 Los Angeles San Clemente Island: Canyon below Lemon Tank near dump, S of Nanny, NE side of island 183 Comment
  RSA0008305  Baccharis malibuensis James Henrickson, T. Thomas, C. Wishner 1991-12-5 22453 Los Angeles Santa Monica Mts. ca. 1 mile se of corner of Mulholland Highway and Las Virgenes Road in southwest corner of Diamond X Ranch Soka University Property. 244 Comment
  RSA0008309  Baccharis malibuensis James Henrickson 1993-9-3 22470 Los Angeles 0.3 miles E of Las Virgenes Road along Las Virgenes Canyon Road towards Cottontail Ranch. plant under powerlines on north side of road across from home at 1643 Las Virgenes Canyon Road; On Soka University Property 235 Comment
  RSA0042044  Baccharis salicifolia R. G. Swinney 2010-3-10 11829 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
  SFV22008  Baccharis salicifolia V. Soza, L. Gross, R. Kopelov 2000-3-30 669 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Northeastern side of La Tuna Canyon, north of 210 Freeway and La Tuna Canyon Road. South-southwest of Haines Canyon Ave. and Elmhurst Drive junction, Haines Canyon Park. South-facing canyon. 518 Comment
  SFV6199  Baccharis salicifolia R. M. Muran 1974-3-24 44 Los Angeles Santa Monica Mountains Rustic Canyon. 412 Comment
  UCR223702  Baccharis salicifolia R. G. Swinney 2009-6-12 11113 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  RSA93168  Baccharis salicifolia F. W. Peirson 1918-10-16 283 Los Angeles foot of Echo Mountain Trail 549 Comment
  UC440470  Baccharis salicifolia subsp. salicifolia Carl Epling and Lincoln Ellison 1929-4-27 Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  UCR187227  Balsamorhiza deltoidea A. C. Sanders 2006-4-21 32128 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
  RSA435913  Berberis nevinii Ron Yee 1979-5-12 133 Los Angeles Winding way, a private road near Mailbu Comment
  POM53945  Bidens laevis Edward L. Greene 1903-10-1 3727 Los Angeles Pomona. Comment
  SFV3767  Bidens pilosa A. M. Johnson 1934-10-3 4536 Los Angeles West Los Angeles. Along Selby Ave. between LeConte and Wilshire Blvd. Comment
  CATA244  Bloomeria crocea Mark L. Hoefs, A. Douglas Propst 1973-5-4 241 Los Angeles Santa Catalina Island: By road, 1/4 mile west of Little Harbor, east exposure 30 Comment
  CAS-BOT-BC482079  Bloomeria crocea var. montana W. Griesel; B. Miller 1963-7-2 s.n. Los Angeles Pine Canyon west of Lake Hughes; found on an east facing slope of Sawmill Mountain on a dirt road 1/2 mile from base beside a road cit in an area 10 feet radius above road. 1066 Comment
  RSA679270  Boechera californica V. Soza, Bill Hogshead 2002-5-10 1462 b Los Angeles Along Upper Monroe Road, approximately 6.1 km NNW of Glendora Mountain Road, upper Venedo Canyon. 854 Comment
  RSA191189  Boechera californica R. F. Thorne, M. Z. Thorne 1967-7-19 37150 Los Angeles Angeles National Forest: Crystal Lake Recreation area, just above junction of roads to Crystal Lake and Angeles Crest Hwy. 1555 Comment
  RSA729545  Boschniakia strobilacea R. G. Swinney 1998-6-16 6993 Los Angeles San Gabriel Mtns; summit of Lookout (Antonio) Mountain. 2070 Comment
  POM1036A  Bothriochloa barbinodis P. A. Munz 1918-4-11 2055 Los Angeles Lone Hill near Glendora. Comment
  CATA369  Bowlesia incana Mark L. Hoefs 1974-3-28 419 Los Angeles Santa Catalina Island: Upper Bulrush Canyon, north exposure 251 Comment
  SBBG96962  Bowlesia incana S. Boyd with T. Ross, L. Arnseth 1990-4-8 4302 Los Angeles near Malo Pt, first cyn S of Bryce Cyn Comment
  UC1400359  Bowlesia incana Robert F. Thorne 1973-4-11 42839 Los Angeles San Clemente Island, bottom of Norton Canyon Norton Canyon; San Clemente Island, Norton Canyon 274 Comment
  RSA729763  Boykinia rotundifolia R. G. Swinney 1998-8-6 6711 Los Angeles Alder Gulch, a western tributary of upper East Fork San Gabriel River. 1159 Comment
  RSA682296  Boykinia rotundifolia R. E. Riefner 2000-8-29 00 -757 Los Angeles La Tuna Canyon, Santa Monica Mountains. Conservency Park, second canyon at picnic stop along La Tuna Canyon Rd. S of 210 Freeway. 462 Comment
  SBBG72251  Brassica geniculata R. Hoffmann 1929-5-19 Los Angeles 5 mi W of Castaic Comment
  CAS-BOT-BC100423  Brickellia californica Wesley O. Griesel 1961-9-23 s.n. Los Angeles [Switzers] Switzer Camp, San [Gavriel] Gabriel Mts. 762 Comment
  CAS-BOT-BC100425  Brickellia californica Wesley Griesel 1962-9-14 738 Los Angeles State Hwy #2 between Islip Saddle & Dawson Saddle, San Gabriel Mts. 2133 Comment
  CAS-BOT-BC100432  Brickellia californica Fordyce Grinnell, Jr. 1916-9-2 s.n. Los Angeles San Gabriel Mts. - near Pasadena Comment
  POM310369  Brickellia californica Margaret Hardinge 1945-10-14 168 Los Angeles San Antonio Canyon. San Gabriel Mt. Range 1829 Comment
  UCR273196  Brickellia californica R. G. Swinney 2011-10-25 15865 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
  CAS-BOT-BC127698  Brickellia microphylla var. microphylla Wesley Griesel 1962-9-14 739 Los Angeles State Hwy #2 between Islip Saddle & Dawson Saddle. San Gabriel Mts. 2133 Comment
  POM351157  Brickellia nevinii Albert J. Perkins 1931-9-22 14978 Los Angeles Eaton Canyon, Sierra Madre Mts. Comment
  SFV16469  Brickellia nevinii P. M. Schiffman, J. A. Matos 1996-10-22 s. n. Los Angeles San Gabriel Mountains Roadcut along the old Ridge Route between Castaic Lake and Highway 138. Comment
  UCR88692  Brickellia nevinii Scott D. White 1995-10-19 3704 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  LA201743  Brodiaea terrestris subsp. kernensis Arthur C. Gibson; 2001-5-19 4806 Los Angeles Santa Monica Mountains, near the village of Topanga Comment
  LA82511  Bromus arizonicus O. H. Kappler; 1943-4-28 719 Los Angeles SANTA MONICA MOUNTAINS, Beverly Glen Blvd at junction with Mulholland Drive. 518 Comment
  SD51933  Bromus berteroanus Peter H. Raven 1962-4-10 17185 Los Angeles San Clemente Island, above Wilson Cove. 199 Comment
  SBBG56531  Bromus carinatus R. Hoffmann 1929-4-27 Los Angeles Little Rock Dam Comment
  UCR266407  Bromus carinatus D. E. Bramlet 2005-4-11 3789 Los Angeles Puente Hills, Powder Canyon 229 Comment
  RSA0115302  Bromus carinatus Steven A. Junak 2001-5-3 SCa- 1470 Los Angeles Santa Catalina Island. N of Airport Road, in extreme upper portion of Swain's (Toyon) Canyon. 381 Comment
  SEINET10933822  Bromus carinatus F. R. Fosberg 1931-4-14 Fosberg S 4608 Los Angeles Middle Ranch Canyon. Santa Catalina Island. Creek bed. Upper Sonoran Zone. Eagle's Nest. Comment
  LA33370  Bromus carinatus var. carinatus Henry J. Thompson; 1959-11-23 3009 Los Angeles Santa Monica Mountains, Franklin Canyon, S shore of upper Franklin Canyon Reservoir 259 Comment
  SEINET13386993 Image available Bromus carinatus var. carinatus R. G. Swinney 2011-1 15226 Los Angeles San Gabriel Mountains: Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail (Crystal Lake 7.5' Q.) (T3N R9W) 1567 Comment
  POM353049  Bromus diandrus L. E. Hoffman 1934-5-13 s.n. Los Angeles Millard's Canyon, Angeles National Forest. [San Gabriel Mountains.] Comment
  RSA0081302  Bromus diandrus R. G. Swinney 2010-3-24 12077 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA660814  Bromus diandrus Gerald Braden 1988-5-22 34 Los Angeles Strawberry Peak., UTM 379652 N. 39744 E. [inaccurate UTM] Comment
  RSA0031723  Bromus diandrus Paul Neipp 1994-4-8 4 Los Angeles Ranger Station on San Dimas Canyon Rd. Directly west of San Dimas. Comment
  RSA0039738  Bromus diandrus Roxanne Smith 1991-5-21 34 Los Angeles Hills 0.4 mi. south-east of Golden Springs and Diamond Bar Blvd. Comment
  POM158283  Bromus hordeaceus M. B. Dunkle 1928-4-29 1916 Los Angeles Santa Catalina Island. Little Harbor 4 Comment
  POM363865  Bromus hordeaceus S. F. Patton 1914-4-19 7 Los Angeles Los Angeles. Comment
  RSA659753  Bromus hordeaceus Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 73 Los Angeles San Clemente Island. Comment
  UCR213965  Bromus hordeaceus Dave Silverman, Cindy Hopkins 2007-4-24 6740 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
  IRVC27965  Bromus hordeaceus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26119 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  UCR198386  Bromus madritensis Valerie Soza, LeRoy Gross, A. Munoz 2000-5-12 903 Los Angeles Transverse Ranges; Verdugo Mountains, northwest side, northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of 210 Fwy and west of fire road, south (above) water tank 488 Comment
  UCR150711  Bromus madritensis subsp. madritensis R. G. Swinney, Dave Larson 1999-5-15 7166 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  UCR154020  Bromus madritensis subsp. madritensis A. C. Sanders 2005-5-11 30157 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  SEINET7047900  Bromus madritensis subsp. rubens Steven R. Hill, Kate Kramer 2001-4-22 33348 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. Elevation about 2640 feet. Comment
  UCR208025  Bromus pseudolaevipes F. R. Fosberg 1931-4-7 S- 4501 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Beach 20 Comment
  RSA533455  Bromus rubens Timothy S. Ross 1991-4-21 4545 Los Angeles Whittier Hills (Puente Hills, pro parte): Ridge on N side of Turnbull Canyon 305 Comment
  RSA621268  Bromus rubens L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1159 Comment
  CAS-BOT-BC161408  Bromus tectorum I. Johnston 1917-5-6 1012 Los Angeles Evey Canyon mouth. Comment
  RSA717853  Bromus tectorum R. G. Swinney, D. W. Larson 1996-8-7 5248 Los Angeles Eastern San Gabriel Mountains: San Dimas Experimental Forest, head of Dry Lake Canyon at 'Dry Lake,' site of CCC camp in 1930s 1524 Comment
  RSA771840  Bromus tectorum R. G. Swinney 2009-5-28 10923 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA0019960  Bromus tectorum Yvonne Rasmussen, Deborah Rasmussen 1984-5-5 14 Los Angeles 3.8 miles from Pasadena city limits sign, on Angeles Crest Highway. Comment
  SEINET3923872  Bromus trinii Tim Ross 1992-4-4 6089 Los Angeles Adobe MOUNTAIN: SW Mojave Desert; on the Adobe Mountain USGS 7.5 topo.; 0 927 Comment
  CATA3505  Caesalpinia spinosa Julia Parish, Nathalie Cartan, Michael Thomas 2017-10-11 036 Los Angeles Santa Catalina Island: Avalon; below 330 E Whittley Ave; 40m south of Las Lomas Dr. between Las Lomas Dr. and Tremont St. 71 Comment
  CATA1244  Cakile maritima Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2322 Los Angeles Santa Catalina Island: Ballast Point at Catalina Harbor 2 Comment
  RSA592521  Calandrinia ciliata Mark L. Hoefs, Doug Propst 1973-3-3 24 Los Angeles Santa Catalina Island: East slope of Black Jack Mt. 366 Comment
  PASA518  Calochortus albus J. E. Giguette May , '26 Los Angeles Flintridge Comment
  CAS-BOT-BC487471  Calochortus albus LeRoy Abrams 1902-7-1 2620 Los Angeles Little Santa Anita Canon, San Gabirel Mts. Comment
  POM123384  Calochortus catalinae Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  SBBG32094  Calochortus catalinae R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -178 Los Angeles just E of Wild Boar Gully, Salta Verde Comment
  SEINET1004568  Calochortus clavatus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-1 26132 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
  UC648355  Calochortus clavatus Marion Ownbey and Ruth P. Ownbey 1938-7-1 1683 Los Angeles mouth of Los Alisos Canyon Santa Monica Mountains, Los Alisos Canyon Comment
  POM21367  Calochortus invenustus Fordyce Grinnell Jr. 1917-7-8 s.n. Los Angeles San Gabriel Mountains, Barley flats. 1707 Comment
  SBBG57747  Calochortus plummerae D. I. Cooke 1938-7-9 86 Los Angeles Topanga Cyn Comment
  RSA0009996  Calochortus splendens Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  RSA377436  Calochortus splendens A. Garvey, W. Smith 1949-6-10 4251 Los Angeles Los Padres National Forest. [Small area of LA County in Los Padres National Forest, W of I-5] 457 Comment
  SD75618  Calystegia macrostegia M. B. Dunkle 1939-4-6 7291 Los Angeles San Clemente Island; Mosquito Harbor. Comment
  UCR141321  Calystegia macrostegia R. F. Thorne, C. W. Tilforth 1971-4-9 41553 Los Angeles Transverse Range; San Gabriel Mtns., Angeles National Forest; San Dimas Canyon, below entrance to wooded area of canyon near creek 381 Comment
  RSA394907  Calystegia macrostegia subsp. intermedia Gale Sphon 1955-3-4 s.n. Los Angeles Mulholland Drive, Los Angeles. Comment
  CATA300  Calystegia macrostegia subsp. macrostegia Mark L. Hoefs 1973-6-5 320 Los Angeles Santa Catalina Island: By upper White's Landing Road 426 Comment
  POM244873  Calystegia macrostegia subsp. macrostegia F. R. Fosberg 1931-5-2 S- 4736 Los Angeles Middle Ranch Dam, Middle Ranch Canyon, Santa Catalina island. 200 Comment
  RSA680193  Calystegia occidentalis subsp. fulcrata Valerie L. Soza, Naomi Fraga 2003-6-13 1668 Los Angeles Blue Ridge just west of Guffy Camp, on ridgetop and slopes above FS Road 3N06. 2530 Comment
  POM19068  Calystegia peirsonii P. A. Munz 1923-5-25 6824 Los Angeles Big Rock Creek, San Gabriel Mts. 1280 Comment
  RSA394834A  Calystegia soldanella E. A. Purer 1931-8-4 14528 Los Angeles Hollywood by the sea. Comment
Read comments
Jul 18 2012
  RSA584030  Camissonia Tim S. Ross, Steve D. Boyd 1990-5-29 2698 Los Angeles San Gabriel Mountains. Big Rock Creek. Vicinity of an old, destroyed homestead on the W side of the riparian strip, just upstream from the Gaging Station. 1239 Comment
  UCR149882  Camissonia R. G. Swinney 1999-6-18 7329 Los Angeles Transverse Ranges; San Gabriel Mountains, Boulder Canyon north of Big John Flat 1619 Comment
  UCR223787  Camissonia R. G. Swinney 2009-5-28 10954 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  POM272016  Camissonia bistorta Delzie Demaree 1933-3-12 10282 Los Angeles El Segundo. Comment
  RSA127834  Camissonia bistorta Peter H. Raven 1959-4-18 13997 Los Angeles Santa Monica Mountains, Point Dume, sandy field behind point. 24 Comment
  RSA465655  Camissonia bistorta Anstruther Davidson 1905-5-1 s.n. Los Angeles Hollywood Comment
  UCR205725  Camissonia bistorta A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37008 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  RSA122056  Camissonia bistorta A. D. Gifford 1935-3-16 485 Los Angeles Elizabeth Lake Canyon, three miles from Castaic Creek. Altitude 1400 feet. 427 Comment
  RSA191128  Camissonia californica Robert F. Thorne, M. Z. Thorne 1967-6-25 37099 Los Angeles Along fire-road between Cobal and Evey Canyons. 732 Comment
  RSA244397  Camissonia californica Robin S. Collins 1973-4-9 229 Los Angeles San Gabriel Mountains, Angeles National Forest, Trail Canyon, near trail ca. 1/2 mile from its start. 609 Comment
  UCR223088  Camissonia campestris R. G. Swinney 2009-5-13 10762 Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  UCD103352  Camissonia campestris D. C. Finfrock 1950-4-21 24 Los Angeles 2.5 miles from Gorman on road to Lancater. Comment
  POM178024  Camissonia cheiranthifolia subsp. suffruticosa Joseph A. Ewan 1931-1-1 4005 Los Angeles Hyperion near El Segundo. Comment
  UC1594365  Camissonia confusa Tim Ross 1992-5-17 6339 Los Angeles center w side of the San Gabriel Reservoir San Gabriel Mountains (short easterly spur canyon along Hwy 39) 463 Comment
  RSA225751  Camissonia hirtella Robert F. Thorne, A. C. Gibson 1971-5-22 39716 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  POM82620  Camissonia ignota P. A. Munz 1925-4-23 9461 Los Angeles San Gabriel Canyon. 488 Comment
  RSA454092  Camissonia robusta M. B. Dunkle 1928-5-13 1937 Los Angeles Santa Catalina Island. Coach road. Talus slope near Wishbone Loop. Comment
  RSA639974  Camissonia strigulosa Louis C. Wheeler 1967-5-29 9775 Los Angeles Cow Canyon Saddle, [covered former dump]. 1378 Comment
  RSA75384  Camissonia strigulosa F. W. Peirson 1951-5-13 344 Los Angeles Arroyo Seco, Pasadena. Comment
  UC20429  Camissoniopsis bistorta J. H. Barber 1897-3-28 100 Los Angeles Santa Monica Canyon Comment
  LA46733  Camissoniopsis hirtella Harvey Anderson; 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  SBBG61441  Camissoniopsis hirtella R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  SBBG61445  Camissoniopsis hirtella R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  LA46737  Camissoniopsis intermedia Carl Epling; Harvey Anderson 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon Comment
  LA50470  Camissoniopsis intermedia A. M. Johnson; 1934-3-16 4340 Los Angeles SIMI HILLS, Johnson's Ranch beyond Chatsworth. Comment
  RSA645327  Cannabis sativa Steve Boyd 2000-5-12 10305 Los Angeles San Bernardino Basin; Claremont: South side of Foothill Blvd. ca. 50-100 m east of the intersection with Claremont Blvd. Comment
  RSA764925  Capsella bursa-pastoris Doris Hoover Bowers 1957-3-23 158 Los Angeles Rocky Point, LaVerne. 335 Comment
  HSC6619  Capsella bursa-pastoris C. S. Apperson 1966-4-27 Los Angeles Pierce College campus, Woodland Hills Comment
  SFV1446  Cardamine californica K. A. Wilson 1961-3-10 969 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, about 0.25 miles west of Topanga Canyon Blvd. 245 Comment
  UCR149346  Cardamine oligosperma R. G. Swinney 1998-4-4 5913 Los Angeles San Gabriel Mtns, Evey Canyon, c. 0.75 mi. west of Mt. Baldy Rd., c. 0.3 mi. (air) NE of Potato Mtn. 793 Comment
  POM214457  Cardamine oligosperma L. C. Wheeler 1934-3-23 2464 Los Angeles San Dimas Canyon, San Gabriel Mts. 427 Comment
  CDA6815  Carduus nutans George Garrettson 1954-6-1 Los Angeles San Vicente Ranch, Walnut. 0 Comment
  RSA631391  Carduus pycnocephalus Valerie L. Soza, LeRoy Gross 1999-5-10 459 Los Angeles San Gabriel Mountains: Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 378 Comment
  RSA0046818  Carduus pycnocephalus Mark L. Hoefs, Steven A. Junak 1996-4-30 2682 Los Angeles Santa Catalina Island: By road past Parson's Junction, toward west end, just before Starlight Beach. 152 Comment
  UCR273570  Carex abrupta R. G. Swinney 2011-6-15 15178 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  RSA0091982  Carex alma R. G. Swinney 2011-10-10 15722 Los Angeles 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 1537 Comment
  RSA733771  Carex alma R. G. Swinney 1998-7-29 6527 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
  UC822620  Carex alma I. W. Clokey and E. G. Anderson 1935-5-9 6530 Los Angeles San Dimas Canyon Comment
  UCD169233  Carex alma R. G. Swinney 2008-8-14 9435 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek at South Fork Campground Spring. 1402 Comment
  RSA0127510  Carex alma Louis C. Wheeler 1967-7-18 10096 Los Angeles Yerba Buena Spring, Gold Creek of Little Tujunga [Canyon]. 1189 Comment
  CHSC95234  Carex barbarae LeRoy Gross; Naomi Fraga, Steve Williams 2002-7-17 560 Los Angeles Transverse Ranges: Verdugo Mountains Region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road. 295 Comment
  RSA364543  Carex fracta F. R. Fosberg, Joseph A. Ewan 1931-8-13 55548 Los Angeles Big Cienega, Pine Flats, N fork, San Gabriel River Comment
  UC115918  Carex hassei H. E. Hasse June 1897 Los Angeles San Antonio Canyon San Gabriel Mts. Comment
  JEPS48985  Carex heteroneura var. heteroneura F. R. Fosberg and J. A. Ewan 1931-8-12 4972 Los Angeles Mount Islip 2286 Comment
  CAS-BOT-BC32086  Carex multicaulis George B. Grant 1902-7-1 138 Los Angeles Mt. Wilson Comment
  RSA586454  Carex multicaulis Orlando Mistretta 1994-6-21 1380 Los Angeles San Gabriel Mountains. Santiago canyon. Drainage [northwest] of Pacifico Mountain. 1676 Comment
  SEINET8055536 Image available Carex multicaulis G. B. Grant, W. Wheeler 1904-1 138 ; 6223 Los Angeles Mount Wilson Comment
  OBI70659  Carex pellita Steve Boyd, Lauren Raz 1997-5-28 9857 Los Angeles Liebre Mts Region: Knapp Ranch area at upper end of Castaic Crk drainage in broad alluvial valley at head of Cienaga Cyn; S of Liebre Mtn 939 Comment
  UCR99496  Carex pellita Steve Boyd, Lauren Raz 1997-5-28 9857 Los Angeles Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Cyn, south of Liebre Mtn. 939 Comment
  SBBG57184  Carex praegracilis R. Hoffmann 1925-4-19 Los Angeles Antelope Valley to Elizabeth Lake Comment
  RSA0062840  Carex schottii LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6763 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UC793591  Carex scopulorum var. bracteosa D. F. Howe 1947-3-22 22 Los Angeles Topanga Canyon, about 3 mi from the ocean Santa Monica Mts. Comment
Read comments
Jan 25 2008
  CAS-BOT-BC117419  Carex senta R. F. Thorne; Arthur Charles Gibson 1971-5-22 39770 Los Angeles San Gabriel Mts., Angeles National Forest. Fish Canyon 396 Comment
  SFV21124  Carex spissa L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1056 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Brand Canyon above the large waterfall where the canyon forks off, near above coordinates. Main canyon near head of canyon, getting narrow and cascading bedrock falls. 520 Comment
  JEPS48981  Carex subfusca Joseph A. Ewan 1934-8-4 8324 Los Angeles Guffys Springs, s end of Blue Lake Blue Lake, Guffys Springs 2438 Comment
  RSA364782  Carex triquetra Blanche Trask 1901-03 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  UCSB46773  Cassia nemophila Carlos D. Jativa 1971-10-27 2275 Los Angeles collected in Los Angeles Arboretum Los Angeles Arboretum Comment
  SBBG6752  Castilleja affinis E. R. Blakley 1959-4-5 2732 Los Angeles bluff, W side of Pt Dume 15 Comment
  LA52003  Castilleja affinis A. H. Lange; 1951-3-31 s.n. Los Angeles SANTA MONICA MOUNTAINS, Mulholland Dr. Comment
  LA52007  Castilleja affinis W. O. Griesel; 1936-3-28 s.n. Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon Comment
  POM250372  Castilleja applegatei subsp. martinii I. W. Clokey, E. G. Anderson 1935-5-9 6899 Los Angeles San Dimas Canyon. Comment
  RSA448682  Castilleja applegatei subsp. martinii Marie Jensen 1931-7-10 s.n. Los Angeles Griffith Park. Comment
  UCD122444  Castilleja exserta Daryl Koutnik 1978-4-28 424 Los Angeles Point Dume near Zuma Beach. 45 Comment
  UCR259233  Castilleja exserta Mitch Provance, Callen Huff 2009-4-29 10697 Los Angeles Tehachapi Mountains, Tejon Ranch, south of Lebec, lower slopes above Interstate 5, about 0.7 miles east of Gorman; site PO1088/1090 1230 Comment
  IRVC27854  Castilleja foliolosa A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26111 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  LA32206  Castilleja foliolosa Henry J. Thompson; 1959-3-27 1880 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, 0.5 mi E of peak. 670 Comment
  RSA578107  Castilleja foliolosa Tim S. Ross, Steve D. Boyd 1994-5-31 7693 Los Angeles Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mountain summit 854 Comment
  RSA616310  Castilleja foliolosa Scott D. White, Pam De Vries 1998-4-20 6306 Los Angeles Soledad Canyon area: Proposed quarry area N of Soledad Canyon Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 580 Comment
  UC885210  Castilleja foliolosa C. B. Clokey, I. W. Clokey, B. C. Templeton 1930-5-13 4768 Los Angeles Bouquet Canyon 700 Comment
  RSA400572  Castilleja foliolosa Mark Morris 1929-4-11 s.n. Los Angeles Verdugo Hills, near Glendale. Comment
  RSA660821  Castilleja foliolosa Stephen Dreher, LeRoy Gross 2001-4-12 614 Los Angeles Verdugo Mountains; south facing slope right above the 210 freeway west bound, just west of La Tuna Canyon Road exit. 549 Comment
  UCSB27050  Castilleja foliolosa Day, Fran 1964-4-25 Los Angeles 16 miles south of Gorman; on U.S. 99 670 Comment
  CAS-BOT-BC243780  Castilleja gleasoni Timothy S. Ross; Steve Boyd 1990-5-23 2641 Los Angeles North-norhwesterly ridge descending from Messenger Peak on the watershed divide between Mill Canyon and Moody Canyon, Mt. Gleason area, San Gabriel Mountains 1304 Comment
  RSA585938  Castilleja gleasoni Tim S. Ross, S. D. Boyd 1990-5-23 2641 Los Angeles Mt. Gleason Area: North-northwesterly ridge descending from Messenger Peak (6015 ft) on the watershed divide between Mill Canyon and Moody canyon 1250 Comment
  SBBG20586  Castilleja grisea E. R. Blakley 1963-12-8 6396 Los Angeles cyn head above Mosquito Cove and between Triangulation Pts Malo and Chenity 304 Comment
  SD80904  Castilleja grisea M. B. Dunkle 1939-4-2 7201 Los Angeles Southeast coast of San Clemente Island, Common on lower slope bluffs. Comment
  RSA733775  Castilleja miniata subsp. miniata R. G. Swinney 1998-7-29 6536 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m abve canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp. 2110 Comment
  UCR205638  Catalpa speciosa A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37006 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  SD181647  Caulanthus amplexicaulis Orlando Mistretta 1993-6-2 863 Los Angeles San Gabriel Mountains: Along road to Vincent Mine. 2009 Comment
  JEPS79871  Caulanthus coulteri I. W. Clokey, B. Templeton 1930-4-8 4611 Los Angeles n Elizabeth Lake (Hillside); n of Elizabeth Lake 800 Comment
  SD247376  Caulanthus coulteri var. coulteri Mitch Provance, Callen Huff 2009-4-29 10690 Los Angeles Tehachapi Mountains: Tejon Ranch, south of Lebec, lower slope above Interstate 5, ca. 0.7 mile east of Gorman. 1230 Comment
  POM8575A  Caulanthus heterophyllus var. heterophyllus P. A. Munz, R. D. Harwood 1920-4-21 3710 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  CAS-BOT-BC40403  Caulanthus inflatus H. E. Hasse 1889-3-15 s.n. Los Angeles Mojave Station. Comment
  CAS-BOT-BC40210  Caulanthus lasiophyllus Peter H. Raven 1956-6-17 9420 Los Angeles Santa Monica Mountains. Northwest of Sunset Boulevard at Sepulveda Boulevard. Comment
  CAS-BOT-BC40213  Caulanthus lasiophyllus LeRoy Abrams 1899-3-1 243 Los Angeles Ballona Harbor. Comment
  SBBG17874  Caulanthus lasiophyllus P. H. Raven 1962-4-12 17320 Los Angeles near foot of cyn S of cyn below the Tomb 106 Comment
  UCSB2488  Caulanthus lasiophyllus Beach, Kay 1943-4-27 Los Angeles Bottom of Monroe Canyon; San Dimas Exp. Forest Comment
  UC455341  Ceanothus arboreus I. J. Condit 1911-3-27 Los Angeles Santa Catalina Island Comment
  LA30360  Ceanothus cordulatus Mary V. Hood; 1944-8-15 44- 123 k* Los Angeles Buckhorn Flats 1981 Comment
  JEPS42403  Ceanothus crassifolius Frank W. Peirson 1918-5-19 302 Los Angeles Millards Canyon San Gabriel Mountains Comment
  RSA0068239  Ceanothus crassifolius R. G. Swinney 2010-3-10 11842 Los Angeles FS Road 3N59 (Santa Clara Truck Trail), west of Whitney Canyon, 0.2-0.5 mi. ESE of ride-share parking lot at Hwy 14 and Newhall Ave. 470 Comment
  UC1281337  Ceanothus crassifolius H. E. McMinn 1926-7-24 1796 A Los Angeles San Antonio Canyon, lower elevations as on enters the canyon Comment
  UCR205102  Ceanothus crassifolius R. G. Swinney 2008-4-11 8664 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  SEINET12210838  Ceanothus crassifolius W. Knight, Knight, I. 1982-1 4486 Los Angeles Brom Tilden Botanic Garden, Berkeley. Orig. collected in San Antonio Canyon Comment
  CHSC26062  Ceanothus crassifolius var. planus T. Ambrose 1966-3-27 13 Los Angeles 1 mile from Soledad Canyon Road on Aliso Canyon Road in Anaverde Valley. 914 Comment
  CAS-BOT-BC48881  Ceanothus cuneatus Carl B. Wolf 1932-3-4 2667 Los Angeles South base of San Gabriel Mts., Thompson Creek, 3-4 mi. No. of Claremont 457 Comment
  UC18285  Ceanothus cuneatus var. cuneatus W. H. Brewer 1861-2-12 177 Los Angeles High ridge e of Cahuenga Pass. Comment
  POM156327  Ceanothus leucodermis L. R. Abrams 1902-7-1 2609 Los Angeles Near summit of Mt. Wilson 1738 Comment
  POM246611  Ceanothus megacarpus var. insularis F. R. Fosberg 1931-5-6 S 4826 Los Angeles Cape Canyon. Santa Catalina Island. 280 Comment
  UC557730  Ceanothus megacarpus var. insularis Nell Murbarger April, 1936 165 Los Angeles w side of San Clemente Island Comment
  UC1070884  Ceanothus megacarpus var. megacarpus H. A. Jensen 1933-4-10 286 Los Angeles Hollywood Lake Santa Monica quad. 243 Comment
  RSA660402  Ceanothus oliganthus var. oliganthus Orlando Mistretta 1992-6-17 591 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  RSA77698  Ceanothus oliganthus var. sorediatus F. W. Peirson 1920-4-26 732 Los Angeles Santa Anita Wash, S base of San Gabriel Mts. 213 Comment
  RSA398946  Ceanothus spinosus Gale Sphon 1955-4-2 s.n. Los Angeles 3.1 mi. west of Beverly Glen on Mulholland Dr. Comment
  RSA612039  Ceanothus spinosus Bill Campbell 1932-3-5 s.n. Los Angeles Los Alisos Canyon. Comment
  SEINET10530515  Cedrus deodara Jon Ricketson, Heidi H. Schmidt 1992-10-22 Ricketson 4882 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  UCR102383  Centaurea repens L. C. Wheeler 1973-6-14 s.n. Los Angeles Coastal Plains & Basins; Los Angeles Basin region, California State University, Long Beach Comment
  UCR99465  Centaurea repens L. C. Wheeler 1948-6-22 6659 Los Angeles South Coastal Plain, Culver City: at foot of Baldwin Hills beside Jefferson Blvd, 1/2 mi. SW of intersection of Higuera Road. & Jefferson Blvd. Comment
  SEINET209378  Centaurium venustum C. J. Lovell 1941-7-1 246 Los Angeles Atadena. San Gabriel Mts. Comment
  RSA336426  Centrostegia thurberi Robert F. Thorne 1978-6-21 52325 Los Angeles San Gabriel Mountains: Bob's Gap, Comment
  RSA392723  Centrostegia thurberi Anstruther Davidson 1906-6-5 1493 Los Angeles San Gabriel Mountains. By Rock Creek. Comment
  RSA728341  Centrostegia thurberi Gary D. Wallace 1982-4-17 1903 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  UCR280674  Centrostegia thurberi R. G. Swinney 2014-4-10 16046 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  JEPS57815  Centrostegia thurberi var. thurberi Frank W. Peirson 1918-6-16 27 Los Angeles San Gabriel Mountains, Rock Creek Rock Creek; San Gabriel Mountains, Rock Creek 1447 Comment
  RSA453284  Cercocarpus betuloides Ruth Herley 1932-7-4 s.n. Los Angeles Mandeville Canon. Comment
  RSA0041469  Cercocarpus betuloides Helen M. Oster 1924-04 s.n. Los Angeles Foothills north between Vermont and Western Ave. Comment
  SBBG128341  Cercocarpus betuloides var. betuloides V. Duran 1933-8-10 3544 Los Angeles South Fk Big Rock Crk 1394 Comment
  SBBG27252  Cercocarpus betuloides var. betuloides I. W. Clokey, B. Templeton -Jul-1929 4596 Los Angeles Mandeville Cyn 300 Comment
  UCSB70450  Cercocarpus betuloides var. betuloides Keefe, Joseph 2001-1-19 Los Angeles South by southeast face of The Eagle Rock, Eagle Rock District, Los Angeles, California 90041 304 Comment
  LA88753  Cercocarpus betuloides var. blancheae Karen Searcy; 1967-1-28 29 Los Angeles Santa Catalina Island, Renton Mine Rd Comment
  LA88757  Cercocarpus betuloides var. blancheae Karen Searcy; 1967-1-28 33 Los Angeles Santa Catalina Island, Santa Catalina Island, near summit of E Mountain 304 Comment
  RSA449449  Cercocarpus ledifolius L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  RSA698627  Cercocarpus ledifolius var. ledifolius J. Vlahos 1934-5-13 s.n. Los Angeles San Antonio Canyon. 2378 Comment
  UC1127903  Cercocarpus ledifolius var. ledifolius Jerome S. Horton 1936-5-26 351 Los Angeles edge of Brown's Flat, San Dimas Experimental Forest, Kern watershed Brown's Flat; San Dimas Experimental Forest, Brown's Flat 1310 Comment
  UCSB21321  Chaenactis glabriuscula Keefe, Joseph 1967-3-27 Los Angeles Marina del Ray, intersection of Vista del Mar and 66th Avenue, Playa del Ray 6 Comment
  CAS-BOT-BC277362  Chaenactis glabriuscula var. glabriuscula Steve Boyd; Tim Ross 1988-4-28 2231 Los Angeles West end of San Gabriel Mtns, Sand Canyon E of Saugus. In small side canyon. Angeles National Forest 792 Comment
  UC63017  Chaenactis glabriuscula var. glabriuscula H. M. Hall 1902-5-3 3108 Los Angeles San Francisquito Comment
  JEPS85110  Chaenactis glabriuscula var. glabriuscula Roy E. Buck and Rexford Palmer 1989-4-28 1222 Los Angeles 1.1 air km ene of summit Pyramid Rock (22 air km nw of Castaic, betw. Interstate 5 & Pyramid Dam, crest ns-trending spur ridge, e of small draining canyon s of Posey Canyon) 914 Comment
  POM6054  Chaenactis glabriuscula var. lanosa Arthur M. Cleghorn 1902-6-20 22 Los Angeles Claremont. Comment
  SEINET2056590 Image available Chaenactis macrantha George K. Helmkamp, E. A. Helmkamp 1998-5-21 4053 Los Angeles Western Mojave Desert: Junction of Munz Ranch Rd and Lake Elizabeth Rd N of Lake Elizabeth. 1097 Comment
  SBBG11626  Chaenactis xantiana E. R. Blakley 1958-5-9 2260 Los Angeles hills 2 mi E of Gorman 1097 Comment
  SBBG118765  Chaenactis xantiana L. Gross with P. Morton 2004-6-9 1340 Los Angeles W end of main crest; S from Pacific Crest Trail along rd 7N23 past the 2nd Pacific Crest Trail that exits to the N; W of Bear Gulch Camp; T7N R17W S12,11,10&3 1688 Comment
  UCR185563  Chaenactis xantiana A. C. Sanders 2007-4-25 33576 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  UCR276812  Chaenactis xantiana R. G. Swinney 2010-5-21 12890 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  UCSB6435  Chaenactis xantiana Haller, John 1960-5-23 Los Angeles At junction of California 138 and U.S. 99, east of Gorman 1127 Comment
  RSA638919  Chamaesyce albomarginata L. C. Wheeler 1946-8-27 6266 Los Angeles San Gabriel Mountains: Shoemaker Canyon just north of Pallett Ranch by side of Pear Blossom Highway. 1219 Comment
  RSA585912  Chamaesyce maculata T. S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: granitic alluvium of slight southwesterly slope on the NW side of Indian Hill Mesa (i.e. The Back 40'). 409 Comment
  RSA226902  Chamaesyce melanadenia R. F. Thorne 1971-6-17 39974 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA70535  Chamaesyce melanadenia F. W. Peirson 1924-12-5 5380 Los Angeles Large colony on open bank above trail; Little Samnta Anita Canyon. Comment
  RSA644179  Chamaesyce polycarpa var. polycarpa M. Bisbee 1915-5-1 s.n. Los Angeles Canyon in hills, north of Eagle Rock. Comment
  RSA639152  Chamaesyce serpillifolia subsp. serpillifolia L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mountains: San Gabriel Canyon just northwest of San Gabriel Dam #1. Comment
  SFV2086  Chamaesyce serpyllifolia L. Imamura 1958-7-5 s. n. Los Angeles Vasa Park, Triunfo Canyon Blvd., Cornell. Along road. 457 Comment
  CDA29919  Chasmanthe aethiopica Michael O Brien 2009-7-26 s.n. Los Angeles Topanga State Beach: in flood plain of Topanga Creek, in an area that used to be a historic community of shacks, bungalows, and mobile homes. 0 Comment
  RSA685706  Cheilanthes covillei Geo L. Moxley 1910-7-20 419 Los Angeles Mt. Washburb, Near Switzers Camp, Arroyo Seco Canyon Comment
  SEINET6744569  Cheilanthes covillei Marcus E. Jones 1882-1 3033 Los Angeles Pasadena Comment
  UC42447  Cheilanthes covillei Wm. H. Brewer 1860-12-31 100 Los Angeles San Gabriel Mts 1219 Comment
Read comments
Apr 30 2009
  UCR141714  Cheilanthes covillei R. G. Swinney 1997-8-19 5829 Los Angeles Eastern San Gabriel Mountains, San Antonio Peak (= Lookout Mountain), about 100 m N of summit on ridge saddle. 1994 Comment
  RSA0072134  Chenopodium M. A. Savatgy 1966-5-10 s.n. Los Angeles San Raphael Hills. 60 Comment
  SD128655  Chenopodium album H. A. Wahl 1949-5-15 2079 Los Angeles One mile and a half west of intersection of Mulholland Drive and Laurel Canyon Boulevard, on Mulholland Drive, Santa Monica Mts. Comment
  RSA188514  Chenopodium atrovirens R. F. Thorne, John Olmsted 1965-8-26 35366 Los Angeles San Gabriel Mountains, Angeles National Forest: along Blue Ridge near upper end of Holiday Hill Ski Lift 2470 Comment
  LA31621  Chenopodium berlandieri Peter H. Raven; Henry J. Thompson 1959-10-18 14676 Los Angeles Santa Monica Mountains, Medea Creek, mouth of Medea Creek, N arm of Malibu Lake 220 Comment
  UC1870303  Chenopodium berlandieri LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1041 Los Angeles [Transverse Ranges; Verdugo Mountains region]; South side of mountains: Brand Canyon, below the large waterfall, where the canyon forks off. Near 34.19205N, 118.26961 393 Comment
  UC1980197  Chenopodium berlandieri R. Old 2003-3-20 sn Los Angeles USA. CALIFORNIA. Los Angeles. Santa Monica / Los Angeles vicinity. Comment
  RSA799900  Chenopodium botrys Michelle Terrazino, Monica Rodriguez, Naomi Fraga 2013-7-23 3 Los Angeles Glendora Ridge Road 1288 Comment
  CATA2988  Chenopodium californicum Peter J. Dixon 2015-2-25 020 Los Angeles Santa Catalina Island: 1 mile West of Salta Verde Point. East of Wild Boar Gully Exclosure (Black Ridge). 174 Comment
  RSA781013  Chenopodium californicum R. G. Swinney 2009-5-13 10773 Los Angeles upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1122 Comment
  SBBG96981  Chenopodium californicum S. Boyd with T. Ross, L. Arnseth 1990-4-8 4337 Los Angeles near Malo Pt, second cyn S of Bryce Cyn Comment
  RSA762064  Chenopodium fremontii Orlando Mistretta, Christine Mistretta 2008-5-16 3097 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 109 per TRTP Survey 2008), Upper Fish Canyon. 1001 Comment
  RSA534131  Chenopodium murale T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5065 Los Angeles San Clemente Island: Lower Wilson Cove Canyon; bouldery, rocky draw SW of and above pier operations. 15 Comment
  JEPS57644  Chorizanthe parryi var. fernandina Samuel B. Parish June 1887 1987 Los Angeles San Fernandino Comment
Read comments
Nov 16 2009
  CAS-BOT-BC244730  Chorizanthe staticoides G. B. Grant 1900-4-8 s.n. Los Angeles Garranza Comment
  CATA321  Chorizanthe staticoides Mark L. Hoefs, A. Douglas Propst 1973-6-5 349 Los Angeles Santa Catalina Island: Cape Canyon, on slope above dry stream bed, west exposure 304 Comment
  RSA0088577  Chorizanthe staticoides R. G. Swinney 2010-3-24 12176 Los Angeles Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge. 503 Comment
  RSA682657  Chorizanthe staticoides LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1091 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  RSA735916  Chorizanthe staticoides Justin M. Wood 2008-5-31 10 Los Angeles Santa Monica Mountains National Recreation Area, Malibu Canyon Road, approx. 2 miles N of PCH. Comment
  SD186291  Chorizanthe staticoides Andy C. Sanders 2005-5-5 29872 Los Angeles Western San Gabriel Mtns, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint 518 Comment
  UC1136068  Chorizanthe staticoides N. French 1934-5-11 347 Los Angeles 1 mi ne Ravenna; Tujunga Quad. 914 Comment
  UCSB1356  Chorizanthe staticoides Wedberg, Lee 1954-5-17 Los Angeles Griffith Park 243 Comment
  UCR187125  Chorizanthe xanti var. xanti A. C. Sanders 2006-5-16 32321 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  UCR124642  Chrysopsis villosa var. fastigiata B. C. Templeton, I. W. Clokey 1936-5-18 5666 Los Angeles San Gabriel Mountains, San Gabriel Canyon, from 0.5 mi. below dam to 1.0 mi. above 488 Comment
  UCR194614  Chrysothamnus nauseosus R. G. Swinney 1998-8-13 6753 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
  RSA594192  Chrysothamnus nauseosus subsp. hololeucus Steve Boyd, Lauren Raz 1996-10-14 9095 Los Angeles Liebre Mountains region, extreme northwestern corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 991 Comment
  CDA10759  Chrysothamnus paniculatus A. C. Browne 1953-5-21 Los Angeles Lancaster. 0 Comment
  UCSB4522  Chylismia claviformis Haller, John 1957-4-13 Los Angeles on Palmdale Ave; 0.7 miles E. of junc with Calif 138 and ca. 9 miles E. of center of Palmdale Comment
  SFV13260  Chylismia claviformis subsp. claviformis M. J. Thor 1983-4-17 183 Los Angeles Mojave Desert Lancaster. Along Avenue J, west of Saddleback Butte State Park. 800 Comment
  RSA0070649  Cirsium mohavense P. A. Munz 1929-5-19 11457 Los Angeles 3 miles south of Rosamond, W Mojave Desert. Comment
  POM6112  Cirsium occidentale var. californicum I. M. Johnston 1917-5-6 1921 Los Angeles Mouth of San Antonio Canon. 610 Comment
  LA105097  Cirsium vulgare Barry A. Prigge; 1988-7-3 8163 Los Angeles Santa Monica Mountains, Calabasas, 0.2 mi E of N-jtn of Mulholland Hwy and Old Topanga Rd, 0.1 mi S of Calabasas High School 313 Comment
  CAS-BOT-BC438754  Cistanthe monandra Le Roy Abrams 1901-4-7 1412 Los Angeles Verdugo Hills Comment
  CAS-BOT-BC438756  Cistanthe monandra Alice Eastwood 1913-5-11 3177 Los Angeles San Fernando Wash Comment
  CAS-BOT-BC223892  Cistus incanus Timothy S. Ross 1995-4-7 8356 Los Angeles Liebre Mountains. Templin Highway ca. 100-250 ft NE of its intersection with the Old Ridge Route (near the headwaters of Violin Canyon) 877 Comment
  IRVC26194  Clarkia affinis Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2922 Los Angeles Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. Santa Susana Mtns. 915 Comment
  RSA448241  Clarkia bottae Bonnie C. Templeton 1930-5-27 1464 Los Angeles Higgins Canyon, north of Beverly Hillls. 200 Comment
  RSA453476  Clarkia bottae Gale Sphon 1955-5-12 s.n. Los Angeles Mulholland Drive. 1.2 miles west of Sepulvada Fire Road. Comment
  UC1594361  Clarkia bottae Tim Ross 1992-5-17 6345 Los Angeles 260 m w of mouth Cattle Canyon (near elbow of river); San Gabriel Mountains, East Fork San Gabriel River 576 Comment
  UCD104373  Clarkia bottae Geoffrey Levin 1974-5-31 186 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. 335 Comment
  RSA491785  Clarkia cylindrica subsp. cylindrica James L. Reveal 1988-5-17 6791 Los Angeles Along the Bouquet Canyon Road east of Bouquet Reservoir, 3.1 miles east of the junction of Green Valley (or Spunky Canyon). Road and 3.3. miles southwest of the junction of Elizabeth Lake Road (County Road N2) in Leona Valley., At the junction of San Franciscito Road at the Angeles National Forest boundary. 1128 Comment
  RSA448245  Clarkia deflexa Ella M. Kennedy 1923-5-24 s.n. Los Angeles S. Pasadena Comment
  CAS-BOT-BC172100  Clarkia dudleyana Wesley O. Griesel 1961-6-3 s.n. Los Angeles State Hwy. 2 about 3 mi. above La Canada, San Gabriel Mts. 609 Comment
  SBBG119277  Clarkia dudleyana O. Mistretta with J. Galizio, M. Elvin, J. Eckert 1995-6-8 1769 Los Angeles below San Gabriel Dam Comment
  UC114014  Clarkia dudleyana R. D. Williams 1905-6-19 Los Angeles Burbank Canyon Claremont 609 Comment
  UCR216386  Clarkia dudleyana Dan S. Cooper 2010-5-10 510- 47 D Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Oak Canyon, Griffith Park 305 Comment
  UCR252058  Clarkia purpurea Dan S. Cooper 2013-4-22 413- 64 Los Angeles Western Transverse Range; Hollywood Hills, Griffith Park area, clay lens at end of Primera Ave., western edge of park 244 Comment
  RSA448286  Clarkia purpurea subsp. quadrivulnera M. Bisbee 1917-5-1 s.n. Los Angeles Grassy hills, East end of Eagle Rock Valley Comment
  UC930741  Clarkia purpurea subsp. quadrivulnera L. W. Nuttall 239 Los Angeles Santa Catalina Island Comment
  UCR149475  Clarkia purpurea subsp. quadrivulnera Valerie Soza, Et al. 2000-5-18 943 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon 655 Comment
Read comments
Jul 16 2010
  SBBG60270  Clarkia rhomboidea R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  CAS-BOT-BC164874  Clarkia rhomboidea B. Miller; W. Griesel 1963-7-2 s.n. Los Angeles Sawmill Campground, Sawmill Mtn. 1615 Comment
  CAS-BOT-BC165511  Clarkia unguiculata Peter H. Raven 1959-5-3 14074 Los Angeles Mulholland Drive near head of Franklin Canyon 381 Comment
  RSA240676  Clarkia unguiculata Donald R. Bissing 1973-6-2 118 Los Angeles Evey Canyon, San Gabriel Mountains: mouth of canyon. 707 Comment
  UCR259994  Clarkia unguiculata R. G. Swinney 2010-6-21 13304 Los Angeles San Gabriel Mountains, 0.2 miles east of Wilson Canyon Saddle, jct. of Santa Clara Truck Trail and Los Pinetos Spring Trail, on south side of Truck Trail 951 Comment
  SFV20823  Claytonia parviflora subsp. parviflora L. Gross, N. Fraga 2002-4-4 513 Los Angeles Verdugo Mountains Southwest side. From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. 532 Comment
  RSA724614  Claytonia parviflora subsp. utahensis K. Dobry 1991-4-22 457 Los Angeles San Gabriel Mts. at Elsmere Cyn Comment
  RSA0014799  Claytonia parviflora subsp. utahensis Orlando Mistretta, Oscar Dorado 1989-5-10 s.n. Los Angeles Liebre Mountains region: Bouquet Canyon. Comment
  RSA773679  Claytonia perfoliata R. G. Swinney 2009-6-3 11058 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR125429  Claytonia perfoliata A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25714 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon 335 Comment
  RSA670426  Claytonia perfoliata I. W. Clokey, Bonnie C. Templeton 1929-03 4525 Los Angeles Mandeville Canyon, Santa Monica Mountains. 275 Comment
  CAS-BOT-BC439917  Claytonia perfoliata subsp. intermontana Alice Eastwood 1919-5-29 8974 Los Angeles San Gabriel Canyon Comment
  UC852079  Claytonia perfoliata subsp. mexicana F. R. Fosberg 1931-4-4 S 4486 Los Angeles Cherry Canyon; Santa Catalina Island 30 Comment
  UC1125909  Clematis lasiantha Jerome S. Horton 1937-4-27 435 Los Angeles divide between N. Fork San Dimas Canyon and San Gabriel Canyon (gate at w. end of 4100 trail); Cucamonga Quad., N. Fork Watershed Comment
  UCR146484  Clematis lasiantha Scott D. White 2004-7-28 10663 Los Angeles San Gabriel Mtns., Clear Creek area. In and around the 'The Pines' Picnic area, immediately south of Angeles Forest Hwy, c. 0.5 mi west of jtn. with Angeles Crest Hwy. 1052 Comment
  UC9080  Clematis ligusticifolia J. H. Barber 1897-7-11 272 Los Angeles Mt. Gleason Comment
  UCR124725  Clematis ligusticifolia B. C. Templeton 1932-8-25 5071 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  LA32195  Clematis pauciflora Peter H. Raven; Henry J. Thompson 1959-10-31 14728 Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon, 2.7 mi N of Sunset Blvd. 259 Comment
  LA99290  Clematis pauciflora Peter H. Raven; Henry J. Thompson 1960-7-17 15554 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, shoulder of Saddle Peak. 609 Comment
  UC11110  Cleomella obtusifolia J. Burtt Davy May 9 1896-May 24 1896 2274 Los Angeles Lancaster Antelope Valley Comment
  UCR133633  Collinsia heterophylla I. W. Clokey, E. G. Anderson 1935-5-9 6872 Los Angeles San Gabriel Valley, Pomona Hills 396 Comment
  POM49332  Collinsia heterophylla var. austromontana Marcus E. Jones 1902-6-28 s.n. Los Angeles Pasadena. Comment
  JEPS7049  Collinsia torreyi var. wrightii Frank W. Peirson 1922-7-5 3156 Los Angeles Big Pines; San Gabriel Mtns 2103 Comment
  UCR43341  Collinsia torreyi var. wrightii David Charlton 1986-6-15 262 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
  LA32183  Conium maculatum Peter H. Raven; Henry J. Thompson 1959-6-4 14345 Los Angeles Santa Monica Mountains, Point Dume 12 Comment
  SBBG79814  Constancea nevinii F. R. Fosberg 1931-7-16 5609 Los Angeles Avalon 5 Comment
  RSA503360  Convolvulus arvensis Steve Myers 1988-10-13 s.n. Los Angeles East Lancaster, at and near Little Rock Wash. between 40th St. E and 70th St. E., and between Ave. L and Ave. J. 732 Comment
  RSA0031726  Conyza Patricia Kouo 1994-4-27 944117 Los Angeles 3 miles south of I-10, and 1 mile north of I-60. On the west side of Rosemead Blvd, at the most south lake. Comment
  UCR276741  Conyza bonariensis R. G. Swinney 2010-8-11 13502 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  POM355830  Conyza bonariensis F. R. Fosberg 1930-7-7 3154 Los Angeles Alamitos Bay. 2 Comment
  UCR256838  Conyza canadensis R. G. Swinney 2010-8-16 13561 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  UCR223302  Cordylanthus nevinii R. G. Swinney 2009-7-29 11426 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  UCR277406  Cordylanthus rigidus R. G. Swinney 2010-8-23 13582 Los Angeles San Gabriel Mountains, Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail 1090 Comment
  SBBG68668  Cordylanthus rigidus subsp. setiger R. Hoffmann 1927-8-31 Los Angeles Oak's Garage, Mint Cyn Comment
  RSA591923  Coreopsis bigelovii L. C. Wheeler 1967-5-8 9322 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  RSA188169  Coreopsis gigantea R. F. Thorne 1966-4-6 s.n. Los Angeles Santa Catalina Island. Old quarry W of Empire Landing. 91 Comment
  CAS-BOT-BC105708  Corethrogyne filaginifolia Alice Eastwood 1915-8-25 4907 Los Angeles Duarte Comment
  CAS-BOT-BC105738  Corethrogyne filaginifolia Carl B. Wolf 1932-10-6 4244 Los Angeles Santa Catalina Island, W. side of Avalon 60 Comment
  UC895244  Corethrogyne filaginifolia F. R. Fosberg 1931-7-11 S 5375 Los Angeles Middle Ranch Canyon at the mouth of Cape Canyon; Santa Catalina Island 200 Comment
  RSA233380  Corethrogyne filaginifolia var. filaginifolia Arthur C. Gibson, Linda Gibson 1972-3-4 2770 Los Angeles Dume Road near Point Dume. Comment
  CLARK-A1528-1787  Corethrogyne filaginifolia var. peirsonii John C. Roos 1937-8-11 2543 Los Angeles Comment
  UCD59803  Cortaderia selloana Milton D. Miller 1961-10-11 s. n. Los Angeles 5 miles ESE of Gorman, along Hwy. 138. Comment
  CATA2917  Corymbia ficifolia Sara L. Crockett, Michael Daligdig 1996-10-21 8 Los Angeles Santa Catalina Island: Descanso Beach Club 9 Comment
  UC69647  Cotula australis T. W. Minthorn 1905-2-2 5 Los Angeles Los Angeles Comment
  RSA518485  Crassula argentea A. C. Sanders 1988-2-3 7595 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  LA82093  Crassula connata O. H. Kappler; 1943-5-2 397 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA624462  Crassula tillaea L. C. Wheeler 1973-5-12 s.n. Los Angeles San Gabriel Mountains: Arroyo Seco between El Prieto and Fern Canyon. 373 Comment
  CAS-BOT-BC290530  Crepis capillaris A. J. McC. 1893-5-20 137 Los Angeles In Pasadena Comment
  SBBG58128  Cressa truxillensis E. Rockwell 1921-1 114 Los Angeles Inglewood 47 Comment
  UC73467  Crocanthemum scoparium var. vulgare E. D. Palmer 1902-7-1 Los Angeles between Glendora and San Dimas Comment
  NY268583  Crossosoma californicum G. B. Grant 02 1901 1511 Los Angeles Catalina Island. Comment
  UCD65150  Crossosoma californicum G. L. Webster; M. Hoeff, R. Thorne, J. M. Tucker 1992-3-30 7753 Los Angeles CATALINA ISLAND: Avalon, steep slopes with patches of chaparral, Upper Las Lomas Road. 50 Comment
  UCR141314  Crossosoma californicum R. F. Thorne 1977-3-22 45761 Los Angeles Santa Catalina Island, N slope of Blackjack Mountain above Blackjack Camp 518 Comment
  UCR126335  Croton setiger A. C. Sanders 2003-8-5 27106 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, ridge on north side of valley NE of old ranch headquarters 366 Comment
  UCR256842  Croton setiger R. G. Swinney 2010-6-8 13219 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  RSA750844  Cryptantha R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54958 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  RSA0001757  Cryptantha abramsii L. R. Abrams 1903-3-14 3139 Los Angeles San Pedro Hills near Malaga Cove. Comment
  RSA184062  Cryptantha barbigera I. L. Wiggins 1966-4-23 20644 Los Angeles E side of 145 st. E, between Palmdale Blvd. and Ave. O, N of Pearblossom Mohave Desert. Comment
  RSA188379  Cryptantha clevelandii R. F. Thorne, P. Everett 1965-6-22 34887 Los Angeles Santa Catalina Island, upper end of Avalon Canyon along road 244 Comment
  RSA518034  Cryptantha decipiens Steve Boyd 1986-3-31 1576 -B Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  UCR187144  Cryptantha decipiens A. C. Sanders 2006-5-16 32313 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  RSA0073288  Cryptantha echinella Bonnie C. Templeton 1932-5-31 4862 Los Angeles Big Pines Camp, San Gabriel Mts. Comment
  UC402795  Cryptantha leiocarpa Ernest Braunton 1903-3-1 839 Los Angeles Playa del Rey 1 Comment
  RSA524630  Cryptantha micrantha var. lepida T. S. Ross, Steve D. Boyd 1990-5-17 2598 Los Angeles Mill Creek Tree Plantation, Tujunga District, Angeles National Forest 1613 Comment
  UCR277083  Cryptantha micrantha var. lepida R. G. Swinney 2011-6-7 15081 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
  UCR272540  Cryptantha micrantha var. micrantha R. G. Swinney 2011-6-7 15026 Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  UCD119884  Cryptantha micromeres Daryl Koutnik; John Cuti 1978-4-12 349 Los Angeles Northeastern Verdugo Mountains near La Tuna Canyon. 609 Comment
  UCR194766  Cryptantha micromeres Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 711 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
  POM3953  Cryptantha microstachys C. F. Baker 1904-5-4 4779 Los Angeles Hills near Claremont. Comment
  LA94318  Cryptantha muricata Carl Epling; 1925-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCR258501  Cryptantha muricata R. G. Swinney 2010-3-10 11817 Los Angeles San Gabriel Mountains, NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  RSA0094561  Cryptantha muricata var. denticulata Richard G. Swinney 2011-6-6 15011 Los Angeles San Gabriel Mountains: Charlton Flat (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  RSA0104906  Cryptantha muricata var. denticulata R. G. Swinney 2011-10-18 15842 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
  RSA0079261  Cryptantha muricata var. jonesii R. G. Swinney 2008-5-12 8827 Los Angeles San Gabriel Mtns.: East fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  RSA0079393  Cryptantha muricata var. jonesii Pam De Vries 2011-5-4 7763 Los Angeles Southwest portion of the Liebre Mountains; about 1 air mile WNW of the intersection of Avenida Rancho Tesoro and Tesoro del Valley Dr. (Santa Clarita). 501 Comment
  RSA0079396  Cryptantha muricata var. jonesii T. S. Ross, Peter Fritsch 1990-6-20 3671 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon. 1256 Comment
  RSA0079550  Cryptantha muricata var. muricata Scott D. White, Kent Hughes 2000-5-16 7855 Los Angeles San Gabriel Mts.: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  RSA0113435  Cryptantha nevadensis var. rigida LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7538 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
  RSA595937  Cryptantha nevadensis var. rigida L. C. Wheeler 1967-5-12 9421 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA617199  Cryptantha nevadensis var. rigida L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  UCR186871  Cryptantha oxygona A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32071 Los Angeles Tehachapi Mtns. Foothills, along the road to the National Cement Plant, north of Hwy 138 and the California Aqueduct at the crossing of Oso Canyon 976 Comment
  UCR220250  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
  SD90389  Cryptantha pterocarya var. pterocarya Robert F. Thorne, C. W. Tilforth 1973-4-20 43047 Los Angeles San Gabriel Mountains, Mojave Desert slopes; 3.2 miles south of Highway 138 along Grandview Canyon Road. 1280 Comment
  SEINET10924243  Cucurbita pepo Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2655 Los Angeles City of Glendale. Havana Market, 1024 E. Colorado St. Comment
  RSA0048203  Cuscuta Harold L. Pirie 1963-6-13 s.n. Los Angeles North slope of the Santa Monita Mts. Chaparral in Woodland Hills just south of Pacific Lodge. 274 Comment
  RSA409730  Cuscuta californica T. S. Clare 1929-2-17 s.n. Los Angeles Santa Monica Canyon Hillside Comment
  RSA708938  Cuscuta subinclusa Scott D. White 2004-8-20 10737 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. 1067 Comment
  RSA656935  Cynara cardunculus subsp. flavescens Valerie L. Soza, LeRoy Gross, Wayne Law 2000-7-5 1049 Los Angeles San Gabriel Mountains: Above San Gabriel Canyon, W of Morris Reservoir, 2.5 miles along Silver Fish Road (FS Road 2N28) from San Gabriel Canyon Road (Hwy 39). 640 Comment
  CAS-BOT-BC190263  Cynodon dactylon Tim Ross 1992-6-15 6593 Los Angeles Whittier Hills (local name for western extremity of the Puente Hills). Head of Turnbull Canyon, about 80 m southwest of the intersection Skyline Drive with Turnbull Canyon Road. 349 Comment
  CAS-BOT-BC190265  Cynodon dactylon Joseph Andorfer Ewan 1933-6-17 10829 Los Angeles Pacific Palisades near Santa Monica. Comment
  RSA608454  Cyperus eragrostis L. C. Wheeler 1946-9-8 6351 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 1/2 - 3/4 mile W of Bear Creek. 518 Comment
  UCR273907  Cyperus eragrostis Steven A. Junak 1999-7-17 SCa- 1066 Los Angeles California Islands, Santa Catalina Island, just north of Patrick Reservoir, just south of new trans-island fenceline 412 Comment
  RSA365081  Cyperus esculentus Joseph A. Ewan 1931-7-31 4776 Los Angeles Telegraph Road at Rio Hondo River. Comment
  RSA365085  Cyperus esculentus E. S. Spalding 1922-10-9 s.n. Los Angeles [Los Angeles] Exposition Park. Comment
  RSA365128  Cyperus involucratus James B. McNair 1934-5-1 s.n. Los Angeles Verdugo Woodlands, N. Glendale Comment
  CAS-BOT-BC227167  Cystopteris fragilis Timothy S. Ross; Steve Boyd 1994-5-4 7680 Los Angeles Liebre Mountains. Dogwood Canyon: narrow canyon draining NE to Burns Canyon from the NE summit of Grass Mountain 1283 Comment
  RSA229195  Cystopteris fragilis R. F. Thorne, C. W. Tilforth 1971-6-30 40791 Los Angeles San Gabriel Mountains. 1554 Comment
  UC1870231  Cytisus striatus LeRoy Gross 2001-11-10 451 Los Angeles Los Angeles Basin region: Verdugo Mountains, north side. Off the 210 freway east bound La Tuna Canyon Road exit opposite this exit is a road that starts out paved. (Hostetter Mountainway) follow this road that parallels the freeway east till a dirt road f 457 Comment
  RSA682456  Datisca glomerata LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1045 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. 519 Comment
  IRVC26630  Datura stramonium L. C. Wheeler 1933-12-12 2323 Los Angeles San Gabriel Mountains; behind San Dimas Canyon Dam. Southern Coastal Comment
  RSA421884  Datura wrightii Anstruther Davidson s.n. Los Angeles Los Angeles. Comment
  CATA1322  Daucus pusillus Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-15 2417 Los Angeles Santa Catalina Island: Upper end of Renton Mine Road 243 Comment
  RSA470779  Daucus pusillus F. R. Fosberg 1931-4-12 S- 4573 Los Angeles Near Jewfish Point, Santa Catalina Island. 3 Comment
  CAS-BOT-BC130918  Deinandra clementina M. B. Dunkle 1939-5-28 8113 Los Angeles Santa Barbara Island Comment
  LA105101  Deinandra fasciculata Barry A. Prigge; 1988-7-3 8158 Los Angeles SANTA MONICA MOUNTAINS, 0.2 mi E of jtn of Mulholland Hwy and Old Topanga Rd, across from Calabasas High School. 313 Comment
  SD234295  Deinandra fasciculata A. C. Sanders 2003-4-29 26181 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 395 Comment
  CAS-BOT-BC294069  Deinandra kelloggii Louis C. Wheeler 1933-6-27 1888 Los Angeles Foothill Blvd. at Eaton Wash, Pasadena 213 Comment
  UC1930049  Delairea odorata Scott D. White 2003-1-7 8794 Los Angeles CISMONTANE INTERIOR VALLEY: Claremont. Blaisdell Park, east of College Ave. and north of Oak Park Dr. Southeast corner of the park. 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
  HSC12410  Delphinium cardinale Wendell Wood 1970-6-20 16 Los Angeles Linda Vista Rd. and Figueroa, Glendale 457 Comment
  RSA647955  Delphinium cardinale Michelle Manolovitz, Brian Manolovitz 1992-5-19 33 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 0.5 miles northeast of park office. Comment
  UCR277245  Delphinium parishii R. G. Swinney 2011-4-19 14393 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
  UC457247  Delphinium parryi Carl Epling 1931-4-25 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UC854178  Delphinium parryi John I. Carlson 1915-6-13 Los Angeles Avalon Santa Catalina Island Comment
  UC854186  Delphinium parryi C. B. Clokey, I. W. Clokey, and B. C. Templeton 1930-5-13 4751 Los Angeles hillside Bouquet Canyon 800 Comment
  UCR125562  Delphinium parryi A. C. Sanders, Mark Elvin 2003-4-14 25982 Los Angeles Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank 305 Comment
  CAS-BOT-BC121544  Delphinium patens subsp. hepaticoideum Alfred James McClatchie 1893-6-11 127 Los Angeles Pasadena Comment
  LA32187  Delphinium patens subsp. hepaticoideum Peter H. Raven; 1959-5-9 14171 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 243 Comment
  RSA0065849  Delphinium patens subsp. montanum LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6780 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  CAS-BOT-BC82822  Dendromecon harfordii Carl B. Wolf 1932-10-5 4227 Los Angeles Santa Catalina Island, 1/3 mile from Black Jack Mine on road to Middle Ranch. 457 Comment
  SBBG31318  Dendromecon harfordii R. F. Thorne with P. C. Everett 1965-5-10 34476 Los Angeles W side of Black Jack Mtn 487 Comment
  RSA0104903  Dendromecon rigida R. G. Swinney 2011-10-18 15836 Los Angeles San Gabriel Mountains: 0.1-0.4 miles east of Switzer Campground along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy. 1021 Comment
  UCR151969  Descurainia pinnata subsp. glabra LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 883 Los Angeles Transverse Ranges/San Gabriel Mtns region, Big Rock Creek, N and east of Valyermo Ranger Station off Big Pines Hwy 1143 Comment
  POM465  Descurainia pinnata subsp. menziesii M. Howland s.n. Los Angeles Claremont. 365 Comment
  JEPS85140  Descurainia sophia Roy E. Buck and Rexford Palmer 1989-4-29 1236 Los Angeles 10 air km sse Gorman (Lower Hungry Valley, s side of Hungry Valley Rd, ca 2.7 air km nw of confluence of Gorman Creek and Hungry Valley drainage); Lower Hungry Valley 922 Comment
  UCR275028  Descurainia sophia Michael Honer, Rachel Woodard 2006-4-18 2197 Los Angeles Tehachapi Mountains area, C. 2 miles east of Quail Lake, 1 mile north of Hwy 138 976 Comment
  CAS-BOT-BC209179  Dichanthelium acuminatum subsp. acuminatum Robert F. Thorne; M. Z. Thorne 1967-7-19 37129 Los Angeles Yucca Flats Summer Home Tract at upper end of Canyon of N Fork of San Gabriel River, San Gabriel Mts., Angeles National Forest 1249 Comment
  RSA652064  Dichelostemma capitatum subsp. capitatum Shlomo Gat 1959-4-2 9 Los Angeles Kellogg Hill [Pomona] Comment
  RSA653788  Dichelostemma capitatum subsp. capitatum J. Bogdanoff-Lord 1989-5-12 14 Los Angeles Angeles National Forest; 3.9 miles NNE of the intersection of Base Line & Mills, Claremont, on west side of Mt. Baldy Road. Comment
  SBBG61166  Dicoria canescens R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  RSA600886  Digitaria ischaemum L. C. Wheeler 1945-10-30 6164 Los Angeles San Gabriel Mountains. Kinneloa Canyon. 365 Comment
  RSA0028692  Diplacus Darron David 1992-5-15 7 Los Angeles Hacinda [Hacienda] Heights, 3.5 miles south of the intersection of Coli ma [Colima] Rd. and Haliburton Rd., respectively. Comment
  CAS-BOT-BC153052  Diplacus fremontii Alice Eastwood 1906-5-27 255 Los Angeles Roscoe Comment
  SD255811  Diplacus longiflorus R. G. Swinney 2011-3-18 14133 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5'Q) 366 Comment
  RSA0056607  Diplacus longiflorus Roy Halling 1972-4-30 28 Los Angeles 1 mile west of La Crescenta on La Tuna Canyon Road. 457 Comment
  CAS-BOT-BC150861  Diplacus puniceus Marian L. Campbell 1921-3-28 124 Los Angeles Los Angeles Comment
  CAS-BOT-BC195615  Distichlis spicata L. R. A. 1901-4-1 1440 Los Angeles Los Angeles River, L.A. Comment
  CATA1241  Distichlis spicata Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2319 Los Angeles Santa Catalina Island: Ballast Point at Catalina Harbor 2 Comment
  UCR48974  Distichlis spicata A. C. Sanders 1987-9-18 7371 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  SD251608  Distichlis spicata M. B. Dunkle 1939-4-7 7331 Los Angeles San Clemente Island, Pyramid Cove, on sand flat by lagoon Comment
  UC84070  Dodecahema leptoceras Rev. J. C. Nevin Los Angeles near Los Angeles Comment
  SEINET998796  Dodecatheon clevelandii R. G. Swinney 1998-1 5940 Los Angeles San Gabriel Mtns: Claremont, 0.5 to 1 mi NE of Padua Hills Restaurant, which is on Padua Dr. (Mt. Baldy 7.5' Q) 768 Comment
  UCR149316  Dodecatheon clevelandii R. G. Swinney 1998-3-14 5908 Los Angeles San Gabriel Mtns., Evey Canyon, c. 0.75 mi. west of Mt. Baldy Rd., c. 0.3 mi. (air) NE of Potato Mtn. 793 Comment
  RSA461496  Dodecatheon clevelandii L. E. Hoffman 1926-3-18 s.n. Los Angeles Arroyo Seco Canyon Comment
  RSA461354  Dodecatheon clevelandii subsp. insulare F. R. Fosberg 1931-3-25 S 4361 Los Angeles Hamilton Canyon, Santa Catalina Island. 130 Comment
  SBBG108984  Dodecatheon clevelandii subsp. insulare S. A. Junak 1997-2-25 SCl 730 Los Angeles central part of terrace, just E of San Clemente Island Ridge Rd, 0.2 mi S of intersection with Tombstone Rd 344 Comment
  UC205855  Draba corrugata I. M. Johnston 1917-7-4 1416 Los Angeles summit Baldy (Southern California); San Antonio Mountains, summit of Baldy 3048 Comment
  UCD150594  Drosanthemum floribundum Mindy Kilpatrick 1972-4-30 s.n. Los Angeles Hermosa Beach, Artisia and Ardmore. Comment
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May 29 2015
  UC1611541  Drymocallis glandulosa Tim Ross, Walter Appleby 1993-5-20 7194 Los Angeles vicinity Wilson Canyon Saddle (northerly slope ca 150 m e of saddle); western San Gabriel Mtns., San Fernando Quad. 963 Comment
  UC212371  Drymocallis glandulosa var. wrangelliana S. B. Parish 1919-4-19 19266 Los Angeles near San Dimas (Lone Hill); near San Dimas, Lone Hill Comment
  CAS-BOT-BC67944  Dryopteris arguta George L. Moxley 1920-11-28 864 Los Angeles San Gabriel Canyon Comment
  POM277170  Dryopteris arguta Lyman Benson 1945-2-16 11604 Los Angeles Big Dalton Canyon, Glendora 351 Comment
  RSA199021  Dryopteris arguta W. M. Gauntt 1966-4-16 151 Los Angeles Glendora Mt. Road, 1/2 mi past fork to Mt. Baldy. 914 Comment
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Nov 6 2015
  SFV110  Dryopteris arguta P. G. Kilburn 1957-11-30 552 Los Angeles Santa Monica Mountains Sepulveda Canyon, 3 miles south of Mulholland Road. Steep side canyon, going due west from Sepulveda Blvd. Comment
  RSA0025351  Dudleya cymosa subsp. pumila Anuja Parikh, Nathan Gale 2010-6-29 3377 Los Angeles TR, SnGb, West Fork San Gabriel River, 3.6 km E of Cogswell Dam, just S of Devil's Canyon Dam Truck Trail. 620 Comment
  RSA83407  Dudleya cymosa subsp. pumila Joseph A. Ewan 1932-7-4 7572 Los Angeles Millard's Canyon, above the falls Comment
  UCR147050  Dudleya cymosa subsp. pumila L. C. Wheeler 1967-7-6 9935 Los Angeles San Gabriel Mountains, San Gabriel Canyon 274 Comment
  RSA632116  Dudleya cymosa subsp. pumila F. W. Peirson 1932-6-26 877 Los Angeles San Gabriel Canyon 335 Comment
  RSA0065718  Dudleya lanceolata Justin M. Wood 2011-7-7 4347 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA5783  Dudleya lanceolata B. D. Stark 1932-10-23 1622 Los Angeles East slope, Lobo Canyon, Santa Monica Mtns. 274 Comment
  RSA311423  Dudleya multicaulis O. F. Clarke 1977-6-7 s.n. Los Angeles near mouth of San Dimas Canyon Comment
  POM365294  Ehrharta erecta Gary D. Wallace 1979-4-13 1677 Los Angeles LASCA Arcadia. Comment
  UCR125778  Ehrharta erecta A. C. Sanders 2003-5-26 26838 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
  RSA0068303  Eleocharis R. G. Swinney 2010-5-12 12711 Los Angeles Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone. 921 Comment
  UCR259177  Eleocharis R. G. Swinney 2010-10-15 14056 Los Angeles San Gabriel Mountains, from Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake 329 Comment
  UCR261766  Eleocharis R. G. Swinney 2010-9-13 13833 Los Angeles San Gabriel Mountains, c. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek 1244 Comment
  RSA611913  Eleocharis bella L. C. Wheeler 1934-5-14 2593 Los Angeles Mouth San Dimas Canyon, San Gabriel Mountains. 442 Comment
  RSA596096  Eleocharis palustris Mark Hoefs, Robert F. Thorne, Janet Takara 1995-7-25 2432 Los Angeles Santa Catalina Island: Lower Buffalo Springs Reservoir. 427 Comment
  UCR139911  Eleocharis parishii Scott D. White 1997-5-14 5127 Los Angeles Base of San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, SW of 210 Freeway, east of Hansen Dam and north of Wentworth Street 351 Comment
  RSA365469  Eleocharis radicans L. C. Wheeler 1931-9-13 145 Los Angeles Puddingstone Dam, San Jose Hills. 274 Comment
  RSA590827  Elymus Orlando Mistretta 1992-5-4 218 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  SEINET7063568  Elymus elymoides A. G. Vestal 1947-4-8 s.n. Los Angeles East of Littlerock on Route 138 (Pearblossom Highway). UTM Zone 11, 414952mE, 3818962mN. (WGS84/NAD83). 936 Comment
  UCR191263  Elymus elymoides R. G. Swinney 1998-7-2 6210 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  SEINET10564655  Elymus elymoides Victor Duran 1933-7-9 Duran 3506 Los Angeles Horse Flats, San Gabriel Mts. One of the most plentiful grasses in the sparse grassland of the dry open floor of the Jeffrey pine forests in this region. 1676 Comment
  RSA755973  Elymus elymoides subsp. elymoides Orlando Mistretta, Christine Mistretta 2008-4-12 2417 Los Angeles San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 5 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1096 Comment
  RSA187847  Elymus glaucus R. F. Thorne 1966-6-1 36474 Los Angeles Santa Catalina Island: upper end of the road in Pebbly Beach Canyon 91 Comment
  RSA190904  Elymus glaucus R. F. Thorne 1967-5-18 36858 Los Angeles Santa Catalina Island: Middle Bulrush Canyon 244 Comment
  RSA702379  Elymus glaucus Scott D. White, Pam DeVries 2004-5-18 10425 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
  UCR126848  Elymus glaucus A. C. Sanders, Mark A. Elvin 2003-6-18 26961 Los Angeles Santa Susana Mountains, Western Transverse Range, private dirt road along crest of range, above Salt Canyon 976 Comment
  CAS-BOT-BC206741  Elymus glaucus subsp. glaucus John H. Thomas 1957-5-25 6771 Los Angeles Western Side of Santa Anita Canyon about 7 miles NNe of Pasadena, San Gabriel Mountains Comment
  RSA188521  Elymus glaucus subsp. glaucus R. F. Thorne, John Olmsted 1965-8-26 35385 Los Angeles San Gabriel Mountains: Angeles National Forest, Camp Lupine near Prairie Fork 2012 Comment
  RSA700485  Elymus glaucus subsp. glaucus LeRoy Gross, Paul Morton 2004-6-9 1355 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.) 1727 Comment
  UCD119212  Emmenanthe penduliflora Daryl Koutnik 1978-5-2 461 Los Angeles Bell Canyon in the Simi Hills. 426 Comment
  CAS-BOT-BC131198  Encelia californica W. R. Dudley 1895-1-4 s.n. Los Angeles At San Pedro Comment
  CAS-BOT-BC131220  Encelia californica Marcus E. Jones 1903-5-15 s.n. Los Angeles Catalina Island 30 Comment
  OBI35613  Encelia californica Rebecca Cicoria 1981-4-23 18 Los Angeles 1/2 mi SW of rolling Hills Fire Station Comment
  LA94427  Encelia californica A. M. Johnson; 1932-5-14 4071 Los Angeles 7 Comment
  OBI2903  Ephedra nevadensis Lewis S. Rose 1968-4-5 68014 Los Angeles Acton, Mojave Desert 823 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-BC166214  Epilobium canum subsp. canum Louis C. Wheeler 1931-11-11 342 Los Angeles N side Santa Monica Mts. near Girard 426 Comment
  CAS-BOT-BC166259  Epilobium canum subsp. canum Moxley 1913-9-1 180 Los Angeles Mt. Wilson Comment
  HSC16555  Epilobium canum subsp. canum C. S. Apperson 1967-6-21 Los Angeles 1/2 mi. up Ruby Cyn. from Elizabeth Lake Cyn. Rd. Comment
  RSA128784  Epilobium canum subsp. canum Peter H. Raven, H. J. Thompson 1958-10-11 13746 Los Angeles Tuna Canyon 1.8 miles north of Coast Highway 427 Comment
  CAS-BOT-BC171924  Epilobium canum subsp. latifolium Robert F. Thorne; John Olmsted 1965-8-26 35376 Los Angeles Angeles National Forest, Camp Lupine near Prairie Fork, San Gabriel Mts. 2011 Comment
  POM8101  Epilobium canum subsp. latifolium Fordyce Grinnell Jr. 1916-09 s.n. Los Angeles Eaton Canyon. San Gabriel Mtns Comment
  RSA68355  Epilobium canum subsp. latifolium Verne Grant 1951-7-13 16082 Los Angeles Along dirt road above end of paved road in San Antonio Canyon. 1982 Comment
  RSA733182  Epilobium canum subsp. latifolium R. G. Swinney 1998-8-13 6761 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain. 2427 Comment
  UCR48934  Epilobium ciliatum A. C. Sanders 1987-7-22 7164 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  CATA1347  Epilobium ciliatum subsp. ciliatum Mark L. Hoefs, Robert F. Thorne 1995-7-26 2453 Los Angeles Santa Catalina Island: Middle Canyon in stream bed just below reservoir 169 Comment
  CHSC95443  Epilobium ciliatum subsp. ciliatum LeRoy Gross; Valerie Soza 2001-6-6 429 Los Angeles Los Angeles Basin: Verdugo Mountains Region: north side; Hostetter Mountain Way, off of La Tuna Canyon Road. 671 Comment
  RSA448474  Epilobium ciliatum subsp. ciliatum F. R. Fosberg, Joseph A. Ewan 1931-8-13 4962 Los Angeles Big Cienega above Crystal Lake, San Gabriel Mountains. 1982 Comment
  RSA0089518  Epilobium glaberrimum subsp. glaberrimum R. G. Swinney 2011-8-17 15618 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  UCR194590  Epipactis gigantea R. G. Swinney 1999-6-21 7364 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  POM9735  Equisetum arvense Geo L. Moxley 1916-8-17 509 Los Angeles L.A. riverbed near Broadway Bridge Comment
  CAS-BOT-BC57176  Equisetum hyemale subsp. affine J. Ewan 1929-9-21 2295 Los Angeles Upper Millardo Canyon, San Gabriel Mts. 1188 Comment
  SEINET13384060 Image available Equisetum laevigatum R. G. Swinney 2011-1 15314 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  UCR182754  Equisetum laevigatum R. G. Swinney 1997-7-22 5712 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  UCR189681  Equisetum laevigatum R. G. Swinney 1998-5-30 6172 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  CAS-BOT-BC57752  Equisetum telmateia Le Roy Abrams 1901-4-11 1464 Los Angeles Near Mesmer. Comment
  SD215306  Equisetum telmateia Louis C Wheeler 1932-6-13 809 Los Angeles Los Angeles River at Los Feliz Blvd 121 Comment
  UCR138530  Eragrostis curvula var. curvula 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
  LA11769  Eragrostis mexicana subsp. virescens A. M. Johnson; 1941-5-20 sn Los Angeles Victory near Vineland, San Fernando Valley Comment
  RSA620157  Eremocarpus setiger L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Summit Johnstone Peak. 975 Comment
  UC586874  Eriastrum densifolium subsp. austromontanum Joseph Andorfer Ewan 1934-8-3 8322 Los Angeles Le Montaine Creek Swartout Valley area, Table Mt. (head, n end of mt.) 2225 Comment
  LA206501  Eriastrum densifolium subsp. densifolium Harlan Lewis; 1940-8-5 sn Los Angeles San Gabriel Mountains, Charleston Flats 1371 Comment
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Feb 17 2015
  UCD118290  Eriastrum densifolium subsp. densifolium W. M. Philipson 1915-1 s.n. Los Angeles Monrovia. Comment
  RSA0118095  Eriastrum densifolium subsp. elongatum 2015-8-19 7555 Los Angeles Along Santa Clara River at Discovery Park, west side of Canyon Country, east of Honby, northeast of Santa Clarita. North of Soledad Canyon Road, at edge of river wash. 396 Comment
  SJSU13399  Eriastrum sapphirinum C. W. Sharsmith 1943-9-10 4581 Los Angeles Mohave Desert near Llano Comment
  RSA0122861  Eriastrum sapphirinum subsp. brevibracteatum R. G. Swinney 1999-6-18 7280 Los Angeles San Gabriel Mtns.: Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1683 Comment
  CAS-BOT-BC514935  Eriastrum sapphirinum subsp. brevibracteatum A. D. E. Elmer 1902-6-1 3710 Los Angeles Aston Comment
  RSA0122087  Eriastrum sapphirinum subsp. brevibracteatum Orlando Mistretta 1994-5-11 1182 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground 1037 Comment
  CAS-BOT-BC514995  Eriastrum sapphirinum subsp. dasyanthum Verne Grant 1951-5-24 16001 Los Angeles North of Claremont 518 Comment
  SD52462  Eriastrum sapphirinum subsp. dasyanthum Skip Stone 1952-6-5 89 Los Angeles Blanchard Park, Claremont. San Gabriel Mountains. 334 Comment
  RSA0111941  Ericameria cooperi Richard G. Swinney 2011-4-19 14416 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
  POM359351  Ericameria ericoides var. ericoides Anstruther Davidson 1894-09 s.n. Los Angeles Redondo Comment
  RSA600037  Ericameria linearifolia Steve Boyd, Lauren Raz 1997-3-25 9257 Los Angeles Liebre Mountains region, extreme NW corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 951 Comment
  UCD131388  Ericameria linearifolia Daryl Koutnik 1978-4-28 435 Los Angeles Cornell Corners, south of Agoura Road on Cornell Road. 304 Comment
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Oct 1 2018
  RSA0062635  Ericameria nauseosa subsp. nauseosa R. G. Swinney 2010-9-9 13762 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
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Oct 12 2018
  CAS-BOT-BC298893  Ericameria nauseosa var. bernardina H. E. Hasse 1893-8-24 s.n. Los Angeles Near Acton. San Gabriel Range 1828 Comment
  CAS-BOT-BC298895  Ericameria nauseosa var. bernardina I. M. Johnston 1917-8-22 1652 Los Angeles San Antonio Mts. Pine Mt Ridge 2438 Comment
  SBBG139  Ericameria nauseosa var. mohavensis R. Hoffmann 1927-9-21 Los Angeles Bailey's Ranch, Ridge Route (US Hwy 99) Comment
  UCD131478  Ericameria nauseosa var. oreophila Gordon Pilone 1960-10-13 51 Los Angeles 3/4s mile north of Ranger Station in San Antonio Canyon on old road. San Gabriel Mountain range. 762 Comment
  CDA4603  Ericameria palmeri var. pachylepis G. C. Fleischman 1947-10-2 Los Angeles Pasadena. 0 Comment
  SFV3959  Ericameria palmeri var. pachylepis K. A. Wilson 1961-7-13 1248 Los Angeles Santa Monica Mountains Mulholland Highway, 0.5 miles west of Seminole Hot Springs. 275 Comment
  UC73891  Ericameria palmeri var. pachylepis Joseph Burtt Davy 1896-10-14 2729 Los Angeles Santa Monica Comment
  UCR277090  Ericameria palmeri var. pachylepis R. G. Swinney 2010-10-5 13989 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  UC586871  Ericameria parishii var. parishii Joseph Andorfer Ewan 1934-8-2 8484 Los Angeles San Antonio Canyon San Gabriel Mts., San Antonio Canyon 1219 Comment
  UC1118875  Ericameria pinifolia Jerome S. Horton 1936-10-14 416 Los Angeles San Dimas Lookout San Dimas Experimental Forest, Pomona Quad. 914 Comment
  UCD131575  Ericameria pinifolia Geoffrey Levin 1975-4-27 41 Los Angeles below San Antonio Canyon Dam, Claremont. 335 Comment
  UCR231383  Ericameria pinifolia Dan S. Cooper 2011-10-10 1011- 118 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Mt. Hollywood just west of the lookout 484 Comment
  UCR280875  Erigeron breweri var. bisanctus R. G. Swinney 2014-5-7 16404 Los Angeles San Gabriel Mountains, east of Valyermo, east end of Holcomb Ridge, 0.35-0.45 miles north of Panorama Rd., 2.5 road miles east of Bob's Gap Road, in north-south arroyo cutting through Holcomb Ridge 1366 Comment
  POM357456  Erigeron foliosus B. C. Templeton 1939-6-23 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  JEPS22724  Erigeron foliosus var. foliosus Rimo Bacigalupi with Reino Alava 1958-7-20 6402 Los Angeles Charleton Flat San Gabriel Mountains, Angeles National Forest (close to Angeles Crest Highway (State Highway 2)) 1623 Comment
  SJSU3878  Erigeron foliosus var. foliosus C. W. Sharsmith 1964-1-1 7177 Los Angeles near head of Bear Canyon (Arroyo Seco drainage), San Gabriel Mountains 1371 Comment
  CAS-BOT-BC174667  Erigeron foliosus var. stenophyllus Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8125 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  SJSU5664  Eriodictyon crassifolium W. Savage 1965-9-9 493 Los Angeles Santa Susana Pass Rd 2 mi E of Ventura-Los Angeles Co. line 457 Comment
  CAS-BOT-BC189184  Eriodictyon crassifolium var. nigrescens Steve Boyd; Amber Maurice 2004-5-18 11317 Los Angeles On road leading down towards Atmore Meadows area from main road on crest of LIebre Mountain, at crossing of spring outflow, Liebre Mountains region 1436 Comment
  CAS-BOT-BC189186  Eriodictyon crassifolium var. nigrescens Ernest C. Twisselmann 1964-6-10 9622 Los Angeles Fork at head of Castaic Valley, Mount Pinos Region 1310 Comment
  UCD119242  Eriodictyon crassifolium var. nigrescens A. C. Sanders; Mark A. Elvin, Anuja Parikh, Nathan Gale, et al 2003-4-30 26199 Los Angeles Western San Gabriel Mtns.: Castaic Valley at west foot of Castaic Mesa, Newhall Ranch. 366 Comment
  RSA180095  Eriodictyon crassifolium var. nigrescens Wandalee Thompson 1965-6-15 s.n. Los Angeles Pine Canyon. 1067 Comment
  CAS-BOT-BC222687  Eriodictyon trichocalyx John Thomas Howell 1947-7-18 23421 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  UCR139924  Eriodictyon trichocalyx Scott D. White 1997-5-15 5147 Los Angeles Mojave Desert, Big Tujunga Wash. Sunland-Tujunga area; alluvial fan below San Gabriel Mtns. SW of I-210 Fwy, east of Hansen Dam, and N of Wentworth Street 351 Comment
  RSA794744  Eriodictyon trichocalyx var. trichocalyx Jane Tirrell 2012-7-20 LS 0116 Los Angeles San Gabriel Mts region: South side of California State Route 2; east bank of drainage at mile marker 66.82. 2245 Comment
  UCR209626  Eriogonum R. G. Swinney 2008-10-10 9551 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  UCR223125  Eriogonum R. G. Swinney 2009-7-22 11362 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  UCR223534  Eriogonum R. G. Swinney 2009-5-27 10909 Los Angeles Transverse Range; San Gabriel Mtns., South Fork Little Rock Creek, road between Alder Saddle and road to Sulphur Springs Campground, 4 m above canyon bottom along roadside 1591 Comment
  UCR252694  Eriogonum Kelly Schmoker 2014-6-18 s.n. Los Angeles Western Mojave Desert, Edwards Air Force Base, south of Buckhorn Dry Lake, W of 100th St. East and north of Ave. 'A' near its end, NE of old homestead site and NW of 'L' shaped windbreak 699 Comment
  RSA393071  Eriogonum angulosum Anstruther Davidson 1892-7-4 s.n. Los Angeles Acton. Comment
  UCR126689  Eriogonum angulosum A. C. Sanders 2003-4-16 26024 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course 366 Comment
  UCR127629  Eriogonum angulosum A. C. Sanders 2003-8-5 27112 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, ridge on north side of valley NE of old ranch headquarters 366 Comment
  RSA393108  Eriogonum brachyanthum Cameron Blake, Jane Turner, Francis M. Ball 1962-6-2 SK&F- 963 Los Angeles Ca. 0.5 mile north of Pearblossom 915 Comment
  CAS-BOT-BC241981  Eriogonum cinereum G. B. Grant 1902-7-2 s.n. Los Angeles Santa Monica Comment
  UC990943  Eriogonum cinereum D. F. Howe 1951-10-7 Los Angeles La Flores Canyon Santa Monica Mts., La Flores Canyon Comment
  CAS-BOT-BC241929  Eriogonum cithariforme Dorothy Evans Noble 1917-11-4 s.n. Los Angeles Valyermo, Mohave [Mojave] Desert Comment
  SBBG125876  Eriogonum covilleanum A. Parikh, N. Gale 2010-6-2 3261 Los Angeles Sierra Pelona, 2 km W of State Hwy 14, 0.5 km S of Avenue S; E Liebre Mtns 935 Comment
  CAS-BOT-BC242753  Eriogonum davidsonii James L. Reveal; Barbara J. Ertter 1976-6-28 4556 Los Angeles San Gabriel Mountains, Angeles Forest Highway (California Highway N-3), in Aliso Canyon near the junction of Tie Creek, 1.2 mile north of Mill Creek Summit 1371 Comment
  RSA0013638  Eriogonum davidsonii Orlando Mistretta, Youssef Atallah 2011-8-16 6036 Los Angeles Aliso Canyon, 0.8 miles south of junction of Aliso Canyon Road and Angeles Forest Highway. 1295 Comment
  RSA393179  Eriogonum davidsonii Christopher Davidson 1967-10-7 962 Los Angeles Mt. Baldy trail from Baldy Village, ca. 3 or 4 miles past Bear Flat. 2439 Comment
  SBBG125873  Eriogonum davidsonii A. Parikh, N. Gale 2010-6-10 3275 Los Angeles Sierra Pelona, NW of Vincent and Soledad Pass, 2.7 km NW of State Hwy 14; E Liebre Mtns 1104 Comment
  UCR102431  Eriogonum davidsonii G. R. Ballmer 1991-8-4 s.n. Los Angeles San Gabriel Mtns., vicinity of East Blue Ridge Camp, Hwy 2 2287 Comment
  UCR145167  Eriogonum davidsonii June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek Fire Station, Fenner Canyon 1616 Comment
  UCR271182  Eriogonum davidsonii R. G. Swinney 2011-9-27 15699 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  UCR239041  Eriogonum deflexum var. baratum Anuja Parikh, Nathan Gale 2010-6-2 3246 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 4.0 km west of State Hwy 14, 2.2 km southwest of California Aqueduct 1143 Comment
  UCR277117  Eriogonum elongatum R. G. Swinney 2010-10-5 13987 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  SDSU6538  Eriogonum elongatum R. M. Beauchamp 1966-8-10 63 Los Angeles Growing beside road in Topanga Canyon. Comment
  UCR155594  Eriogonum fasciculatum A. C. Sanders, Helen Kennedy 2005-4-13 29453 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCR198324  Eriogonum fasciculatum Gary Kovnat, LeRoy Gross 2003-1-19 01 Los Angeles Transverse Ranges; San Gabriel Mountains region, Angeles National Forest, Gold Creek Ecological Preserve, south terrace south descending trail Comment
  PASA1470  Eriogonum fasciculatum subsp. foliolosum Margaret Stason 1928-12-29 Los Angeles Base of Sierra Madre Mts. Comment
  RSA773538  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2009-4-29 10566 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  UCR205642  Eriogonum fasciculatum subsp. polifolium A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37003 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  CAS-BOT-BC253253  Eriogonum fasciculatum var. foliolosum Le Roy Abrams 1902-7-5 1559 Los Angeles Azusa Comment
  POM2246  Eriogonum fasciculatum var. foliolosum M. Hitchcock 1918-7-28 20 Los Angeles Pacoima Canyon. Comment
  RSA603189  Eriogonum fasciculatum var. foliolosum Louis C. Wheeler 1972-12-20 12781 Los Angeles San Gabriel Mountains: Cow Canyon Saddle 1372 Comment
  RSA657199  Eriogonum fasciculatum var. foliolosum Joseph M. Keefe 2001-1-19 30974 Los Angeles Verdugo Mountains: Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles. 385 Comment
  RSA670164  Eriogonum fasciculatum var. foliolosum Joseph M. Keefe 2001-3-19 31153 Los Angeles San Rafael Mountains. 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208 466 Comment
  UCR199998  Eriogonum fasciculatum var. polifolium Valerie Soza, Mariam Sidibeh 2003-3-26 1605 Los Angeles Transverse Ranges; Verdugo Mountains, North side of La Tuna Canyon, Haines Canyon Park vicinity, south of Dorothy and Estepa Drive intersection 610 Comment
  CATA281  Eriogonum giganteum var. giganteum Mark L. Hoefs 1973-5-21 295 Los Angeles Santa Catalina Island: By road on point past Pebbly Beach Canyon, by old dump 30 Comment
  RSA393369  Eriogonum giganteum var. giganteum G. R. Johnstone 1929-7-21 s.n. Los Angeles Santa Catalina Island. Comment
  RSA766310  Eriogonum gracile Joseph A. Ewan 1931-10-11 5243 Los Angeles Sepulveda Canyon Rd. N of Mulholland. 244 Comment
  RSA393236  Eriogonum gracile var. gracile F. R. Fosberg 1930-7-3 S 3089 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA610549  Eriogonum gracile var. gracile Louis C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Head of Whitney Canyon. 976 Comment
  SD143490  Eriogonum heermannii Victor Duran 1933-8-10 3545 Los Angeles South Fork Big Rock Creek, San Gabriel Mts. 1395 Comment
  UCR238646  Eriogonum hirtiflorum Anuja Parikh, Nathan Gale 2010-6-18 3339 Los Angeles Transverse Range; San Gabriel Mountains, upper Big Tujunga Canyon, 0.9 km north of State Hwy 2 (Angeles Crest Hwy) 0.3 km west of Upper Big Tujunga Canyon Road 1240 Comment
  SD126463  Eriogonum maculatum Steve Myers 1988-9-30 Los Angeles Palmdale area, N of Elizabeth Lake Rd. near the intersection with 25th St. West Comment
  RSA729511  Eriogonum nudum R. G. Swinney 1999-7-5 7539 Los Angeles San Gabriel Mtns.: Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines highway at a point 0.5 mi. west of junction of Hwy 2. 1866 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
  UCR223114  Eriogonum nudum subsp. pauciflorum R. G. Swinney 2009-5-20 10802 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  CAS-BOT-BC258575  Eriogonum ordii Ralph Hoffmann 1930-6-6 s.n. Los Angeles Liebre Station Comment
  RSA709410  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
  SFV6865  Eriogonum plumatella T. Gordon, K. A. Wilson, D. R. Perry 1974-8-14 569 Los Angeles Mojave Desert County Road N4 about 0.5 miles south of Highway 138. 1070 Comment
  UCR240031  Eriogonum plumatella R. G. Swinney 2009-11-13 11609 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  CAS-BOT-BC258231  Eriogonum pusillum Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek 1 mile north of Big Rock Springs 1143 Comment
  UCR277224  Eriogonum pusillum R. G. Swinney 2011-4-19 14400 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
  UCR281670  Eriogonum pusillum R. G. Swinney 2014-4-17 16100 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, 1.2 miles east of Cheseboro Rd., 100-400 m south of California Aqueduct 968 Comment
  CAS-BOT-BC267757  Eriogonum roseum Lester Rowntree 1928-10-5 s.n. Los Angeles Bouquet Canyon Comment
  UC1922354  Eriogonum roseum Scott D. White, A. Warniment 2006-7-6 11606 Los Angeles SE TEHACHAPI MTNS.: Gorman area, sag ponds and adj. slopes just N of Gorman Post Rd. Comment
  CAS-BOT-BC267607  Eriogonum saxatile James L. Reveal; Barbara J. Ertter 1976-6-28 4555 Los Angeles Angeles Forest Highway (California Highway N-3) in Aliso Canyon near the junction of Tie Creek, 1.2 mile north of Mill Creek Summit, San Gabriel Mountains 1371 Comment
  RSA300691  Eriogonum saxatile James R. Shevock 1974-7-19 3731 Los Angeles San Gabriel Mountains, Angeles National Forest: along Forest Service road 3N17, 7.4 miles east of Bear Divide Station and 14.2 miles west of Mt. Gleason. 1220 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
  RSA590617  Eriogonum thurberi Tim S. Ross, S. D. Boyd 1990-6-4 2795 Los Angeles ridge separating Moody Canyon (on the E) from Mill Canyon and Bootleggers Canyon (on the W). 1036 Comment
  CAS-BOT-BC263600  Eriogonum trichopes A. D. E. Elmer 1902-6-1 3642 Los Angeles Palmdale Comment
  RSA729883  Eriogonum umbellatum var. munzii R. G. Swinney 1998-9-4 6921 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  CAS-BOT-BC267410  Eriogonum wrightii var. membranaceum Peter H. Raven; Henry J. Thompson 1958-10-11 13763 Los Angeles Santa Monica Mountains. 0.7 miles south of junction of roads at summit, Saddle Peak 746 Comment
  UCR256622  Eriogonum wrightii var. subscaposum R. G. Swinney 2010-9-9 13760 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
  POM12250  Eriophyllum confertiflorum F. L. Robinson 1921-4-15 26 Los Angeles Orchard N of Claremont. Comment
  POM357901  Eriophyllum confertiflorum Anstruther Davidson s.n. Los Angeles Foothill, Los Angeles Comment
  POM357905  Eriophyllum confertiflorum M. Maslow 1968-5-12 42 Los Angeles Placerita Canyon State Park, 1.5 miles N of Newhall, 2.1 miles W of Hwy 14. Comment
  RSA624647  Eriophyllum confertiflorum L. C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 762 Comment
  CAS-BOT-BC297962  Eriophyllum confertiflorum Louis C. Wheeler 1932-4-30 667 Los Angeles Mandeville Canyon, Santa Monica Mts 152 Comment
  SEINET11850697  Eriophyllum confertiflorum J. F. Bright, Wyman, C. 1931-1 5510 Los Angeles foothills of Mt. Wilson Comment
  UC468892  Eriophyllum confertiflorum var. confertiflorum T. S. Brandegee May 1890 Los Angeles Santa Catalina Island Comment
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Jan 29 2008
  RSA92659  Eriophyllum confertiflorum var. confertiflorum Joseph A. Ewan 1936-8-9 10027 Los Angeles 1/2 mi. N of Bald Flat on Blue Ridge, San Gabriel Mountains. 2530 Comment
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Dec 18 2014
  UCR150842  Eriophyllum pringlei R. G. Swinney 1998-4-14 5974 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
  RSA578647  Eriophyllum pringlei Timothy S. Ross, J. Mark Porter 1994-5-1 7590 a Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA252975  Eriophyllum wallacei R. F. Thorne, C. W. Tiforth 1973-4-20 43100 Los Angeles San Gabriel Mountains. 1143 Comment
  UC1250450  Eriophyllum wallacei Isabelle Tavares and Valera Brinson 1962-4-16 272 Los Angeles near: 2.7 mi e of Hwy 6 on highway connecting with Angeles Crest Highway (Hwy 2) Palmdale Comment
  RSA578733  Eriophyllum wallacei Timothy S. Ross, J. Mark Porter 1994-5-1 7587 Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA0113439  Erodium botrys Steven A. Junak 1999-5-21 SCa- 965 Los Angeles Santa Catalina Island. At ridge just E of KBRT Radio Station, along S side of Airport Road, plant stop, on E side of KBRT Valley. Next to road. 445 Comment
  UCSB3525  Erodium botrys 1940-5-13 Los Angeles San Dimas Exp. Forest; Glendora Ridge Truck Trail Comment
  PASA667  Erodium cicutarium Annetta Carter 1928-12-29 Los Angeles Base of Sierra Madre Mts. Comment
  RSA199014  Erodium cicutarium W. M. Gauntt 1966-3-31 119 Los Angeles 1 mile west of Cobal Canyon, north of Claremont. 427 Comment
  UCSB8670  Erodium cicutarium Haller, Norman 1953-3-29 Los Angeles 2 blks. West of Sepulveda on Mulholland Santa Monica Mts 457 Comment
  SBBG19167  Erodium moschatum M. A. Piehl 1963-12-8 631109 Los Angeles behind shore between Whale Pt and NW Harbor 3 Comment
  SEINET10636514 Image available Eryngium foetidum Heidi H. Schmidt 1999-10-14 Schmidt 3817 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  UCD114999  Erysimum capitatum var. capitatum Daryl Koutnik; Bruce Holguin 1978-4-1 213 Los Angeles south side of Sierra Highway and east of Anthony Road. 883 Comment
  CHSC37355  Erythranthe cardinalis T. P. Spira 1976-7-12 62 Los Angeles White Fir Springs, off of Angeles Crest Hwy (2), Angeles National Forest. 1828 Comment
  RSA191016  Eschscholzia caespitosa subsp. caespitosa James Henrickson 1963-5-5 32298 Los Angeles near mouth of Cobal Canyon, footlhills of San Gabriel Mts., 4 miles N of Claremont. 518 Comment
  HSC12464  Eschscholzia californica Wendell Wood 1970-6-24 47 Los Angeles Switzer's Camp, Angeles Crest Hwy., 9 mi. beyond intersection with Foothill Blvd. 915 Comment
  RSA187817  Eschscholzia californica Robert F. Thorne 1966-4-7 35973 Los Angeles Santa Catalina Island, above Emerald Cove. 61 Comment
  UCR271069  Eschscholzia californica R. G. Swinney 2011-4-28 14544 Los Angeles San Gabriel Mountains, north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 963 Comment
  RSA433649  Eschscholzia californica M. B. Dunkle 1928-5-27 1983 Los Angeles Hamilton Canyon, San Clemente Island Comment
  UCD95348  Eschscholzia californica Kenneth A. Wilson 1961-3-11 980 Los Angeles newhall, corner of San Fernando Road and 13th Steret. Comment
  POM300562  Eschscholzia californica var. crocea Lyman Benson 1958-4-16 15785 Los Angeles Intersection of U.S. 99 and Antelope Valley Road, southeast of Gorman. 1067 Comment
  SD227850  Eucalyptus camaldulensis Scott D. White 1997-5-14 5140 Los Angeles Big Tujunga Wash: Sunland-Tijunga area; alluvial fan below San Gabrial Mts. SW of I-210 Freeway, E of Hansen Dam and N of Wentworth St. USGS 7.5' Sunland quad. 86 Comment
  RSA0012597  Eucalyptus globulus Tim S. Ross, Annette Ross 1991-6-3 5556 -b Los Angeles San Jose Hills: undeveloped slopes west of California State Polytechnic University, Pomona. 274 Comment
  UCR51503  Eucalyptus polyanthemos A. C. Sanders 1987-12-4 7587 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  RSA748149  Eucalyptus sideroxylon Justin M. Wood 2009-4-2 460 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  CDA9421  Eucrypta chrysanthemifolia D. G. Kelch 1991-3-23 s.n. Los Angeles Catalina Island. East of Avalon. Comment
  POM155677  Eucrypta chrysanthemifolia M. B. Dunkle 1928-3-13 1935 Los Angeles Santa Catalina Island. 244 Comment
  UCR125378  Eucrypta chrysanthemifolia A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25721 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon NE of 'Grapevine Mesa,' SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, west of 'oil tanks' near BM 1073 Comment
  UCSB5233  Eucrypta chrysanthemifolia Krogen, Roger 1957-1 Los Angeles Hasley Canyon, 2 mi. NW of Hwy 99, 2 mi. S of Castiac Comment
  UC1584708  Eucrypta chrysanthemifolia var. chrysanthemifolia Tim Ross 1991-3-24 4311 Los Angeles Whittier Hills (Puente Hills, pro parte) 310 Comment
  UC24016  Eucrypta chrysanthemifolia var. chrysanthemifolia J. H. Barber 1897-2-24 45 Los Angeles Santa Monica Experimental Station Comment
  UC440430  Eucrypta chrysanthemifolia var. chrysanthemifolia Carl Epling 1930-4-10 Los Angeles Mandeville Canyon; Santa Monica Mountains Comment
  LA200683  Eulobus californicus A. M. Johnson; 1925-4-26 4573 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
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Jun 25 2015
  SEINET6070302  Eulobus californicus Unknown 1929-4-1 4459 Los Angeles Mandeville Canyon, Santa Monica Mountains. Comment
  RSA601100  Euphorbia dendroides D. Koutnik 1996-4-20 s.n. Los Angeles foothills above Pasadena, side canyon of Eaton Wash along New York Drive, 0.25 Mi. N of Sierra Madre Blvd. 300 Comment
  UCR270158  Euphorbia esula R. G. Swinney 2011-3-17 14130 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  RSA0042603  Euphorbia peplus R. F. Thorne, J. Henrickson 1963-5-5 32274 Los Angeles Flat area near mouth of Cobal Canyon, few miles N of Claremont. Foothills of the San Gabriel Mts. 518 Comment
  SBBG10092  Extriplex californica R. Moran 1958-9-18 6853 Los Angeles SE of Eel Pt 10 Comment
  SEINET10624368  Fagopyrum esculentum Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2611 Los Angeles City of San Gabriel. Mitsuwa-Yaohan Market, 515 W. Las Tunas. Comment
  SEINET10924480  Fagopyrum esculentum Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2606 Los Angeles City of San Gabriel. Mitsuwa-Yaohan Market, 515 W. Las Tunas. Comment
  LA200952  Festuca microstachys Peter H. Raven; 1960-5-15 15356 Los Angeles Santa Monica Mountains1, Piuma Road 2.1 mi. E of Rambla Pacifica 487 Comment
  UCR271165  Festuca microstachys R. G. Swinney 2011-4-20 14461 Los Angeles San Gabriel Mountains/ Western Mohave Desert, Vincent, 2.9 miles SE of Lake Palmdale on Carson Mesa, 100-200 m east of Angeles Forest Hwy 1000 Comment
  SBBG20524  Festuca myuros E. R. Blakley 1963-12-7 6338 a Los Angeles N of Lighthouse, N of Pyramid Head, shallow cyn sloping to ocean 60 Comment
  UCR192054  Festuca myuros A. C. Sanders 2008-4-11 34850 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, vicinity of mapped spring NW of VABM 'Pine 973 Comment
  UCR223387  Festuca myuros R. G. Swinney 2009-5-27 10861 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  UCR272357  Festuca myuros R. G. Swinney 2011-6-20 15227 Los Angeles San Gabriel Mountains, Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1573 Comment
  UCR275287  Festuca myuros Jeremiah George 2012-3-1 s.n. Los Angeles South Coast, Entradero Park, West Torrance near Redondo Beach 23 Comment
  UCR267272  Ficus microcarpa R. E. Riefner Jr. 2014-7-27 14- 260 Los Angeles South Coast, city of Long Beach, north of East 2nd Street and west of Marine Stadium Park, Alamitos Bay, along docks on Bay Shore Avenue between Monroe Avenue and East Vista Street 6 Comment
  POM11359  Filago californica F. L. Robinson 1921-5-18 83 Los Angeles Claremont. 365 Comment
  SBBG58522  Forestiera pubescens Anstruther Davidson -Jul-1893 Los Angeles Big Rock Crk Comment
  UC1123329  Forestiera pubescens G. T. Nordstrom 1935-5-11 582 Los Angeles 2 mi nw Mouth of Liebre Gulch; Santa Barbara National Forest, Tejon Quad. 792 Comment
  LA200502  Frankenia salina L. Larson; 1928-4-21 98 Los Angeles Santa Monica Mountains, Mugu Lagoon, eastern part of marsh Comment
  SBBG127518  Frankenia salina M. L. Hoefs, S. A. Junak, K. Kirkland 1996-7-10 2741 Los Angeles bluff below USC Building at Fisherman's Cove 6 Comment
  RSA0135518  Frasera neglecta Janell Cassianni 2007-06 5 Los Angeles Chilao / Horse Flats. Comment
  CAS-BOT-BC478183  Fraxinus uhdei R. E. Jr. Riefner 2015-8-23 15 -345 Los Angeles Universal City, along E side of Barham Blvd., vicinity of Craig Drive 233 Comment
  CAS-BOT-BC211010  Fraxinus velutina Joseph Andorfer Ewan 1937-8-15 10968 Los Angeles West Fork San Gabriel River, San Gabriel Mts. 518 Comment
  RSA229099  Fremontodendron californicum subsp. californicum Robert F. Thorne, C. W. Tilforth 1971-6-29 40721 Los Angeles Aliso Creek at Tie Canyon 1372 Comment
  RSA367732  Fritillaria biflora Mark Morris 1929-3-11 s.n. Los Angeles Griffith Park - Los Angeles. Comment
  UC3623  Fritillaria biflora Harley P. Chandler 1897-3-14 Los Angeles San Dimas 609 Comment
  RSA367748  Fritillaria pinetorum M. Vincent 1962-5-7 238 Los Angeles Big Pine Camping Area, Camp Manzanita Comment
  RSA719092  Funastrum cynanchoides var. cynanchoides Naomi Fraga 2001-5-27 55 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  UCR270030  Funastrum cynanchoides var. hartwegii R. G. Swinney 2011-3-17 14129 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  UCR194625  Galium R. G. Swinney 1998-8-31 6868 Los Angeles San Gabriel Mtns., San Antonio Ridge, 0.9 mi. west of Mt. Baldy, east of saddle 2500 Comment
  UC1143114  Galium andrewsii subsp. intermedium A. D. Gifford 1935-4-10 557 Los Angeles 7 mi nw Redrock Mountain; Angeles National Forest, Tejon Quadrangle Comment
  LA103215  Galium angustifolium subsp. angustifolium Barry A. Prigge; 1985-6-14 6407 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  RSA188082  Galium angustifolium subsp. angustifolium Robert F. Thorne 1966-4-28 36221 Los Angeles Santa Catalina Island. Near upper end Renton Mine Rd in Pebbly Beach Canyon. 259 Comment
  UC440442  Galium angustifolium subsp. angustifolium Carl Epling and Lincoln Ellison 1929-5-18 Los Angeles Topango Canyon Santa Monica Mountains Comment
  POM367752  Galium aparine L. E. Hoffman 1929-5-5 s.n. Los Angeles Hermon Hills, Ave-57. Pasadena. Comment
  RSA679054  Galium aparine Valerie L. Soza, LeRoy Gross 2002-5-8 1451 Los Angeles Southwest side of Deer summit ('3599'), ridge between Dry Canyon and Haskell Canyon. Stables Fire 2001 area. 1052 Comment
  UCD121696  Galium aparine Mark Hoefs; Doug Propst 1973-4-6 154 Los Angeles Santa Catalina Island: Middle of Cape Canyon. 304 Comment
  SD211352  Galium catalinense subsp. acrispum Reid Moran 1958-9-15 6822 Los Angeles San Clemente Island; canyon, 1.8 miles southeast of Eel Point. 99 Comment
  SD52839  Galium catalinense subsp. acrispum Peter H. Raven 1962-4-12 17334 Los Angeles San Clemente Island, narrow canyon south of canyon below the Tomb, west side of the island 900 Comment
  POM155741  Galium catalinense subsp. catalinense M. B. Dunkle 1928-4-10 1820 Los Angeles Johnson's Canyon, Santa Catalina Island. Comment
  POM367797  Galium catalinense subsp. catalinense Anstruther Davidson 1891-6-20 s.n. Los Angeles Catalina Island Comment
  POM4422  Galium catalinense subsp. catalinense George B. Grant 1904-04 2282 Los Angeles Santa Catalina Island. Comment
  RSA653388  Galium grande Steve Fischer 1998-7-24 SFCNPS 21 Los Angeles On lower side of Upper Winter Creek Trail. 744 Comment
  UC2029959  Galium grande V. Soza, Samantha Tessel 2001-6-18 1286 Los Angeles Transverse Ranges, San Gabriel Mountains region: Upper Winter Creek Trail, above Santa Anita Canyon, ca. 0.7 mile from trailhead out of Chantry Flat area. Comment
  CAS-BOT-BC499143  Galium hallii Valerie Soza 2004-6-17 1724 b Los Angeles San Gabriel Mountains. Along Hwy 2, at Vincent Gap trailhead to Mt. Baden-Powell 2026 Comment
  UCR259367  Galium jepsonii R. G. Swinney 2010-10-8 14009 Los Angeles San Gabriel Mountains, Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge 2453 Comment
  RSA602750  Galium johnstonii Louis C. Wheeler 1967-8-1 10217 Los Angeles San Gabriel Mountains: 1/2 mile N of Roundtop. 1890 Comment
  RSA213330  Galium nuttallii subsp. insulare Reid V. Moran 1941-2-23 606 Los Angeles Catalina Island. South of Johnson's Valley 200 Comment
  SBBG131925  Galium parisiense S. A. Junak 2000-5-19 SCa 1322 Los Angeles just W of rd, near Opuntia patch 316 Comment
  CAS-BOT-BC499145  Galium porrigens var. porrigens Valerie Soza 2004-6-21 1726 b Los Angeles Liebre Mountains, N side of Warm Springs Rd 6N32, W of Lake Hughes Rd. 640 Comment
  RSA424696A  Galvezia speciosa M. B. Dunkle 1929-1-26 2041 Los Angeles Little Gibralter, Santa Catalina Island. Comment
  SBBG11008  Gambelia speciosa R. Moran 1958-9-15 6825 Los Angeles cyn 1.8 mi SE of Eel Pt 100 Comment
  SBBG13294  Gambelia speciosa M. A. Piehl -Jun-1962 62403 Los Angeles E of Thirst 304 Comment
  UCR194742  Gamochaeta pensylvanica Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 720 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, north side; northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 518 Comment
  RSA74868  Gamochaeta pensylvanica Elroy Robinson 1935-6-25 s.n. Los Angeles Glendale Comment
  RSA573700  Garrya flavescens Tim S. Ross 1990-8-17 3156 Los Angeles Icy springs in upper Big Rock Creek 1752 Comment
  CAS-BOT-BC158021  Garrya veatchii Marcus E. Jones 1903-5-16 s.n. Los Angeles Cajon Pass 1158 Comment
  RSA392403  Garrya veatchii Albert J. Perkins 1924-02 s.n. Los Angeles Fork of Trails to Opids and Mt. Wilson. Comment
  UCR131599  Gastridium ventricosum L. C. Wheeler 1932-6-4 803 Los Angeles San Gabriel Mtns., Liveoak Canyon 518 Comment
  RSA466821B  Gaura sinuata G. R. Johnstone 1932-4-30 s.n. Los Angeles Los Angeles. Roadside 3600 block Slauson St. Comment
  SBBG61274  Gayophytum diffusum subsp. parviflorum R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  RSA254319  Genista stenopetala T. C. Fuller 1962-4-10 8156 Los Angeles Naturalized on slope of Barranca N.E. of Foothill Blvd. & Hillard Ave. La Canada Comment
  JEPS61406  Geranium californicum unknown 1900-10-1 610 Los Angeles Clifton Comment
  RSA390992  Geranium carolinianum Geo. L. Moxley 1913-1 251 Los Angeles Annandale Comment
  SBBG118148  Geranium carolinianum F. R. Fosberg 1931-3-20 4319 Los Angeles Hamilton Cyn 40 Comment
  CAS-BOT-BC225251  Gilia R. G. Swinney 2009-4-28 10555 Los Angeles Summit of Mt. Emma, Pacifico Mtn. 7.5' Q, Transverse Range, San Gabriel Mountains 1607 Comment
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Sep 2 2017
  RSA747144  Gilia R. G. Swinney 2008-5-8 8811 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
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Dec 7 2018
  RSA750105  Gilia R. G. Swinney 2008-5-5 8777 Los Angeles Punchbowl Canyon at north boundary of Devils Punchbowl County Park, confluence of East and West Forks of Punchbowl Cyn, 0.3 mi. south of Big Rock Creek. 1256 Comment
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Dec 7 2018
  RSA641375  Gilia achilleifolia subsp. abrotanifolia Orlando Mistretta 1995-6-23 1835 Los Angeles San Gabriel Mountains: Lookout Mt. Trail 1921 Comment
  RSA570191  Gilia aliquanta subsp. aliquanta T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5027 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash. 841 Comment
  RSA747227  Gilia angelensis R. G. Swinney 2008-4-10 8626 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Lodi Canyon, W of San Dimas Reservoir. 463 Comment
  SBBG31332  Gilia angelensis R. F. Thorne 1966-4-5 Los Angeles small stream in Middle Ranch Cyn below Stage Station SW of Eagles Nest 76 Comment
  UCD117604  Gilia angelensis Robert F. Thorne; M. Z. Thorne 1967-6-25 37112 Los Angeles San Gabriel Mountains, Evey Canyon. 716 Comment
  UCR191737  Gilia australis A. C. Sanders 2008-4-23 35078 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1090 Comment
  LA91420  Gilia capitata subsp. abrotanifolia Bruce Douglas Clayton; Greg Shaw 1972-3-20 21 Los Angeles 585 Comment
  UC1602100  Gilia latiflora subsp. davyi J. Burtt Davy May 9 1896-May 24 1896 2655 Los Angeles near Mazana (Ma<?>ana); Antelope Valley, near Mazana Comment
  RSA252933  Gilia leptantha subsp. transversa R. F. Thorne, C. W. Tilforth 1973-4-20 43030 Los Angeles San Gabriel Mts., Mojave Desert slopes: ridge N of Shoemaker Canyon, 3 mi. WNW of Mile High & c. 1.5 mi E of Big Rock Springs 1372 Comment
  UCR206439  Gilia modocensis R. G. Swinney 2008-6-10 8988 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
  UCR269997  Gilia modocensis R. G. Swinney 2010-5-19 12792 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
  UC23817  Gilia ochroleuca subsp. bizonata J. Burtt Davy May 9 1896-May 24 1896 2326 Los Angeles Llano Verde Antelope Valley, , Llano Verde (West Palmdale) Comment
  UCR221914  Gilia ochroleuca subsp. bizonata R. G. Swinney 2009-4-28 10527 A Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  UC908885  Gilia ochroleuca subsp. vivida Frank W. Peirson 1928-6-2 7934 Los Angeles S Fork Rock Cr , S. Fork Rock Cr. (San Gabriel Mts.) 1981 Comment
  SBBG118581  Gilia sinuata L. Gross, O. Mistretta, V. Soza 2003-5-13 872 a Los Angeles Big Rock Crk, N and E of Valyermo Ranger Stn, off Big Pines Hwy; T4N R9W S8 1143 Comment
  RSA765193  Gilia splendens Justin M. Wood 2010-5-10 1596 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  UCR23181  Gilia splendens Polly Schiffman 1981-5-23 026 Los Angeles San Gabriel Mtns, 2 mi N on Angeles Crest Hwy from Ranger Station which is 3 mi north of La Canada-Flintridge 1067 Comment
  JEPS69711  Gilia splendens subsp. splendens Mrs. Edwin S. Fuller July 1933 Los Angeles Inglewood 1584 Comment
  RSA507517  Githopsis diffusa subsp. diffusa L. C. Wheeler 1967-5-18 9643 Los Angeles Angeles National Forest; Placerita Canyon. 518 Comment
  SFV13336  Glebionis coronaria M. J. Thor 1983-4-8 161 Los Angeles Los Angeles Basin Playa del Rey, Ballona Wetlands. 2 Comment
  CAS-BOT-BC435000  Glinus lotoides Peter H. Raven 1962-8-1 s.n. Los Angeles In Rancho Santa Ana Botanic Garden, Claremont. Comment
  SBBG8230  Glyptopleura setulosa H. and M. Dearing 1933-4-9 2380 Los Angeles Little Rock Cyn Comment
  CAS-BOT-BC303878  Gnaphalium Joseph Andorfer Ewan 1934-8-5 8462 Los Angeles Vincent Gulch, off Prairie Fork 1737 Comment
  POM292499  Gnaphalium beneolens E. A. Purer 1933-10-7 5595 Los Angeles El Segundo. Comment
  RSA660105  Gnaphalium californicum Orlando Mistretta 1992-6-12 566 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  RSA534064  Gnaphalium californicum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5247 Los Angeles San Clemente Island: Westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest (1336') marker, 1800ft SE of Malo Knoll (1396). 389 Comment
  UCR189997  Gnaphalium canescens subsp. beneolens R. G. Swinney 1998-9-7 6940 Los Angeles San Gabriel Mtns., Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  RSA535726  Gnaphalium microcephalum Timothy S. Ross 1991-5-22 545 Los Angeles San Clemente Island: Spray Canyon; short canyon 2400 feet ENE of Spray (which in turn is 5200 feet N of Eel Point), W side of island. 79 Comment
  CAS-BOT-BC302598  Gnaphalium palustre Cecil Hart 1921-7-1 14 Los Angeles Howard & Smith's Nursery, Montebello Comment
  RSA763533  Gnaphalium palustre Justin M. Wood 2010-5-10 1568 -B Los Angeles Little Rock Creek: Downstream of Little Rock Reservoir, within 0.25 miles of the dam. 966 Comment
  CAS-BOT-BC302606  Gnaphalium palustre W. R. Shaw 1901-4-5 598 Los Angeles San Jose Hills, near Claremont 335 Comment
  UCR223029  Grayia spinosa R. G. Swinney 2009-4-29 10614 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  RSA199188  Guillenia lasiophylla R. F. Thorne 1968-5-28 37653 Los Angeles Santa Catalina Island: central Bullrush Canyon. 244 Comment
  RSA339716  Guillenia lasiophylla R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 55006 Los Angeles S of Emma Mountain Road, just E of Little Rock Creek 1006 Comment
  RSA628871  Guillenia lasiophylla L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, 3/4 mile north of Big Rock Springs. 1159 Comment
  RSA430048  Guillenia lasiophylla Robert Gustafson, Christopher Davidson 1977-4-20 404 Los Angeles Escondido Cyn. Road, about 1 mi NE of junction with Agua Dulce Cyn. Road. 762 Comment
  CAS-BOT-BC304624  Gutierrezia californica Brandegee No date on label s.n. Los Angeles Arroyo Seco, San Gabriel Mts. 350 Comment
  CAS-BOT-BC304626  Gutierrezia californica Brandegee No date on label s.n. Los Angeles Los Angeles Comment
  RSA0112650  Hainardia cylindrica Steven A. Junak 1999-5-20 SCa- 953 Los Angeles Santa Catalina Island. Cottonwood-Black Jack Road, plant stop. 305 Comment
  SBBG119925  Harpagonella palmeri A. C. Sanders 2003-4-29 26178 Los Angeles Castaic Mesa, Newhall Ranch, N of Charlie Cyn and E of Lake Hughes Rd 396 Comment
  CAS-BOT-BC307300  Hazardia squarrosa var. grindelioides Peter H. Raven; Henry J. Thompson 1958-10-11 13743 Los Angeles Las Tunas Canyon at Coast Highway, Santa Monica Mountains 152 Comment
  JEPS19465  Hazardia squarrosa var. grindelioides Peter H. Raven 1957-9-21 11325 Los Angeles nw end U.C.L.A. Campus; Los Angeles, U.C.L.A. Campus Comment
  UCR277682  Hedera helix Mike Misenhelter 2016-11-14 s.n. Los Angeles San Gabriel Mountains, East Fork San Gabriel River at Follows Camp, near mouth of Graveyard Canyon 479 Comment
  UCR194583  Helenium bigelovii R. G. Swinney 1998-7-29 6541 Los Angeles San Gabriel Mtns., c. 100 m downstream from Upper Fish Fork Campground 1817 Comment
  CAS-BOT-BC520319  Helianthemum scoparium R. G. Swinney 2010-5-25 12964 Los Angeles San Gabriel Mountains, just S of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just N of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 670 Comment
  LA94380  Helianthemum scoparium Carl Epling; L. Ellison 1929-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA29892  Helianthemum scoparium L. C. Wheeler 1932-6-4 807 Los Angeles Live Oak Canyon 518 Comment
  RSA638949  Helianthemum scoparium L. C. Wheeler 1967-5-15 9558 Los Angeles San Gabriel Mountains: Fremont Pass, north side. 563 Comment
  RSA660322  Helianthus annuus David Finch 1984-4-30 19 Los Angeles Upland, Benson Ave., .2 miles north of Basline Road. Comment
  POM359984  Helianthus annuus subsp. lenticularis F. R. Fosberg 1930-10-18 641 Los Angeles N* Slough'. [locality name change to'Laguna Dominguez'] 10 Comment
  POM223440  Helianthus californicus Garrettson 1936-4-29 29 Los Angeles Garfield Ave. near Grove Street, south of Monterey park Comment
  CAS-BOT-BC305726  Helianthus gracilentus C. F. B. 1904-5-1 4719 Los Angeles Claremont Comment
  UC897619  Helianthus gracilentus Carl B. Wolf 1932-10-19 4354 Los Angeles Old Ridge Route Road 1 mi s National Forest Inn (burned in 1932) 762 Comment
  UCR125136  Helianthus inexpectatus A. C. Sanders, Mark Elvin 2002-6-25 25257 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  UCR229496  Heliotropium curassavicum Jeremiah George 2011-9-15 s.n. Los Angeles South Coast, El Segundo 4 Comment
  SFV7296  Helminthotheca echioides T. Gordon, K. Kimbrough 1975-2-15 794 Los Angeles Los Angeles Basin Los Angeles, Elysian Park. 213 Comment
  UCR209684  Hemizonia fasciculata Dan S. Cooper 2009-7-22 709- 37 Los Angeles Eastern Santa Monica Mtns., Los Angeles, Griffith Park, base of Fern Canyon 159 Comment
  POM360263  Hemizonia fasciculata F. R. Fosberg 1930-6-26 3012 Los Angeles Culver Garden. 15 Comment
  RSA535326  Hemizonia fasciculata Timothy S. Ross 1991-5-20 5361 Los Angeles San Clemente Island: uppermost reaches of the Wilson Cove Canyon drainage, 3300ft NW of the 750ft. 142 Comment
  RSA639558  Hemizonia fasciculata L. C. Wheeler 1967-5-23 9664 Los Angeles 1 mile east southeast Honby. 472 Comment
  SEINET5782063 Image available Hemizonia fasciculata M. F. Wheeler 1938-7-2 Los Angeles at mouth of San Dunas Canyon (E approach), San Gabriel Mts Comment
  CDA35654  Hemizonia kelloggii R. Arias, L. Cortez 2011-8-16 PDR# 1313940 Los Angeles Leona Valley; Elizabeth Lake Road near 90th Street. 0 Comment
  RSA627542  Hemizonia minthornii Sandy Leatherman, Brian Daniels 1998-5-8 6 Los Angeles Santa Monica Mountains: south of Woolsey Canyon Road approx. 1 mile down the existing dirt road. 365 Comment
  UCR186568  Herniaria hirsuta A. C. Sanders 2006-4-25 32198 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
  SD253561  Hesperocnide tenella R. G. Swinney 2011-5-3 14567 Los Angeles San Gabriel Moutains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Road., Ecology Trail east of the Nature Cente (Mint Canyon 7.5'Q) 487 Comment
  CAS-BOT-BC403840  Hesperocnide tenella Carl B. Wolf 1932-5-11 3560 Los Angeles Santa Catalina Island. Fourth O'July Cove. Above the road 30 Comment
  CDA22262  Hesperocnide tenella L. C. Wheeler 1973-4-9 s.n. Los Angeles San Gabriel Mountains; San Gabriel Mountains: Lower Millard Canyon, just south of culvert.. . 0 Comment
  UCR155610  Hesperolinon micranthum A. C. Sanders 2005-5-11 30145 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  UCR281399  Hesperoyucca whipplei R. G. Swinney 2014-4-23 16149 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
  LA82111  Heteromeles arbutifolia O. H. Kappler; 1940-7-21 70 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA449823  Heteromeles arbutifolia Fay A. MacFadden 1931-4-20 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA544554  Heteromeles arbutifolia Tim S. Ross, E. Kellogg 1992-4-11 6112 Los Angeles San Clemente Island: W of the west fork of China Canyon. 80 degrees E, 405m distant from 1448'BM. 404 Comment
  CAS-BOT-BC318870  Heterotheca grandiflora F. A. Thackery 1928-6-3 429 Los Angeles Mulholland Drive Comment
  RSA0068235  Heterotheca grandiflora R. G. Swinney 2010-3-22 12084 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction. 502 Comment
  CAS-BOT-BC318880  Heterotheca grandiflora John Thomas Howell 1931-5-29 6558 Los Angeles Santa Monica, Santa Monica Mts. Comment
  CAS-BOT-BC311262  Heterotheca sessiliflora subsp. echioides Carl B. Wolf 1932-9-15 4081 Los Angeles Mint Canyon, 9 1/2 mi. above Saugus. Opposite Glenwood's Cafe on Highway 457 Comment
  UC1595243  Heterotheca sessiliflora subsp. fastigiata Tim Ross and Peter Fritsch 1990-6-20 3589 Los Angeles near the confluence E and W Forks of the San Gabriel River; San Gabriel Mountains, Mouth of Burro Canyon 445 Comment
  UC75411  Heterotheca sessiliflora subsp. fastigiata C. F. Baker 1903-8-2 3669 Los Angeles near Claremont; San Antonio Canon Comment
  UCR209427  Heuchera R. G. Swinney 2008-9-13 9456 Los Angeles San Gabriel Mtns., Buckhorn Canyon waterfall, 0.4 mi. north of Burkhart Trail parking lot 1893 Comment
  RSA0063110  Heuchera elegans Orlando Mistretta, Steve Boyd 1994-6-21 1371 Los Angeles San Gabriel Mountains. Santiago Canyon. Drainage northwest of Pacifico Mountain. 1890 Comment
  UCR209885  Hieracium albiflorum R. G. Swinney 2008-7-16 9261 Los Angeles San Gabriel Mtns., Cooper Canyon, 1.5 mi. NE of Burkhart Trail parking lot along the trail, NE of Buckhorn Campground 1707 Comment
  JEPS36567  Hieracium argutum F. W. Peirson 1921-7-16 2502 Los Angeles San Gabriel River San Gabriel Mts. 1371 Comment
  POM348806  Hoita macrostachya Harry H. Stone 1934-7-16 s.n. Los Angeles Verdugo Woodlands, Glendale Comment
  CAS-BOT-BC149949  Holodiscus discolor var. discolor Timothy S. Ross 1993-6-1 7358 Los Angeles Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon 780 Comment
  RSA603900  Homalanthus populifolius L. C. Wheeler 1975-6-12 s.n. Los Angeles Kerckhoff Estate: 734 W. Adam. Comment
  POM222220  Hordeum intercedens L. C. Wheeler 1936-4-12 4089 Los Angeles Hills S of Monterey Park, south side. 122 Comment
  UCR274108  Hordeum intercedens Steven A. Junak 1999-5-20 SCa- 954 Los Angeles Channel Islands, Santa Catalina Island, Cottonwood-Black Jack Road, plant stop 305 Comment
  CDA2187  Hordeum marinum subsp. gussoneanum L. C. Wheeler 1945-4-17 6018 Los Angeles Los Angeles Basin, near intersection of Slauson and Garfield Ave., [city of Commerce] 3 miles south of Montebello Comment
  RSA0055764  Hordeum murinum R. G. Swinney 2010-4-1 12136 Los Angeles San Gabriel Mountains: Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Mac 399 Comment
  SBBG12192  Hordeum murinum P. H. Raven 1962-4-9 17138 Los Angeles near barracks, Wilson Cove 60 Comment
  UCR150715  Hordeum murinum R. G. Swinney, Dave Larson 1999-5-15 7169 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  UCD85939  Hordeum murinum subsp. glaucum Katharine Brandegee Date Unknown s.n. Los Angeles Catalina Island. Comment
  RSA670031  Hordeum murinum subsp. leporinum Joseph M. Keefe 2001-3-13 31087 Los Angeles East side of Tipton Terrace, 0.2 miles south of Buena Vista Terrace. Highland Park District, 1.5 miles southwest of The Eagle Rock. 90042, North: 34 deg 07' 42.6'' West: 118 deg 11' 30.6''. 256 Comment
  CAS-BOT-BC532280  Horkelia cuneata var. puberula I. M. Johnston 1918-5-1 1892 Los Angeles Southern California, San Antonio Canon Wash between Upland and Claremont 365 Comment
  RSA0091508  Horkelia rydbergii R. G. Swinney 2011-10-10 15748 Los Angeles 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 1537 Comment
  SEINET3245996  Hosackia crassifolia R. G. Swinney 2009-1 11479 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. Mescal Creek. 628 Comment
  RSA0047398  Hosackia crassifolia var. crassifolia Orlando Mistretta 1990-5-16 s.n. Los Angeles Vicinity of Big Pines. Mountain High Ski Area 2098 Comment
  JEPS34886  Hulsea heterochroma F. W. Peirson 1919-7-3 514 Los Angeles Lukens Peak San Gabriel Mts. 1219 Comment
  UCR261338  Hypochaeris glabra R. G. Swinney 2010-4-1 12160 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  HSC31049  Ibicella lutea C. W. Tilforth 1973-10-2 959 Los Angeles Rancho Santa Ana Botanic Garden. Comment
  RSA248897  Isocoma menziesii R. F. Thorne 1973-4-12 42922 Los Angeles San Clemente Island, Horse Cove, S end of island. 3 Comment
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Jun 24 2014
  POM246615  Isocoma menziesii var. decumbens F. R. Fosberg 1931-7-15 S 5421 Los Angeles Isthmus, Santa Catalina Island. 20 Comment
  RSA167859  Isocoma menziesii var. decumbens R. F. Thorne 1964-2-6 33285 Los Angeles Isthmus, west of Catalina Harbor, Santa Catalina Island. 8 Comment
  POM1382  Isolepis cernua I. M. Johnston 1917-6-14 1344 Los Angeles West of Pomona. Comment
  UC124586  Isomeris arborea H. M. Hall 1908-6-16 8282 Los Angeles near sea Avalon; Santa Catalina Island Comment
  RSA152033  Iva axillaris Wesley O. Griesel 1962-5-28 s.n. Los Angeles on the road from Big Pines to Valyermo 1524 Comment
  SFV12499  Iva axillaris subsp. robustior M. H. Grayum, D. L. Koutnik 1977-11-7 845 Los Angeles Santa Monica Mountains Along Crags Road near entrance to Malibu Creek State Park. 160 Comment
  UCR124612  Juglans californica I. W. Clokey, B. C. Templeton 1929-1 4465 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UCSB51796  Juglans californica Bishop, Richard 1967-5-14 Los Angeles Bull Creek; 1 mi. east of intersection of Balboa and Rinaldi Streets; town of Granada Hills Comment
  UC1349382  Juglans californica var. californica E. L. Lioret June, 1944 8695 Los Angeles Glendora Comment
  UCR212792  Juglans californica var. californica Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1821 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel River above Morris Dam, steep slope above reservoir at bridge 385 Comment
  RSA787274  Juglans nigra A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37164 Los Angeles Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 69 Comment
  CAS-BOT-BC109875  Juncus J. Ewan 1934-8-10 8432 Los Angeles San Gabriel Mountains. On slope (precisely northwest) of Mount Waterman. 2286 Comment
  RSA279126  Juncus acutus subsp. leopoldii Robert F. Thorne, D. Propst, Hoefs 1974-9-12 45107 Los Angeles Santa Catalina Island. Cottonwood Canyon below Rancho Escondido. 107 Comment
  UCR182496  Juncus balticus R. G. Swinney 1997-7-22 5703 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  SD42644  Juncus balticus subsp. ater Darley F. Howe 1947-5-5 1597 Los Angeles Antelope Valley. Comment
  UC1147892  Juncus bufonius Robert F. Thorne 1966-4-6 35901 Los Angeles n of Catalina Airport; Santa Catalina Island 435 Comment
  RSA368346  Juncus bufonius var. bufonius Freda Detmers 1931-5-17 s.n. Los Angeles Big Rock Creek, Mojave Desert. Comment
  RSA601153  Juncus bufonius var. occidentalis L. C. Wheeler 1966-9-6 8863 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Rock Reservoir Comment
  UCR209277  Juncus macrophyllus R. G. Swinney 2008-10-7 9486 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  RSA511027  Juncus mexicanus Blanche Trask 1901-05 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  UCR277384  Juncus mexicanus R. G. Swinney 2010-6-1 13175 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  RSA0072150  Juncus rugulosus Orlando Mistretta, Mike Hammit 1991-4-15 s.n. Los Angeles Liebre Mountains region: San Francisquito Canyon. 543 Comment
  RSA368362  Juncus textilis Anstruther Davidson 1920-1 s.n. Los Angeles Los Angeles River. Comment
  RSA517173  Juncus textilis Timothy S. Ross, Orlando Mistretta 1990-10-16 3280 Los Angeles San Gabriel Mountains: Mt Baldy Ranger District, Angeles National Forest. Cape Horn Canyon. 610 Comment
  RSA716870  Juncus torreyi Scott D. White, Andrea Warniment 2006-7-18 11633 Los Angeles Gorman area, riparian zone along Gorman Creek, NE of the I-5 Freeway. 1006 Comment
  LA51516  Juncus xiphioides Peter H. Raven; Henry J. Thompson 1960-7-17 15562 Los Angeles Santa Monica Mountains, Old Topanga Canyon Comment
  RSA368381  Juncus xiphioides I. M. Johnston 1917-6-14 1273 Los Angeles West of Pomona. Comment
  NY1043615  Juniperus californica R. T. Schuh 2004-5-16 PBI CAL 04 H001 Los Angeles Acton, Escondido Canyon Rd. off Rt. 14. Location: PBI CAL04 L01. 950 Comment
  RSA0084855  Juniperus californica R. G. Swinney 2010-6-23 13376 B Los Angeles Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  SEINET6086258  Juniperus californica Unknown 1996-4-25 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  JEPS11114  Keckiella cordifolia F. M. Reed 1929-7-3 2830 Los Angeles Avalon Santa Catalina Island (canyon above golf links) Comment
  SBBG17347  Keckiella cordifolia M. Vincent 1962-6-18 260 Los Angeles Piuma Rd, 1 mi E of Malibu Cyn Rd Comment
  UC1063190  Keckiella ternata A. D. Gifford 1935-3-19 496 Los Angeles 1 mi ene Sawmill Mountain; Angeles National Forest, Tejon Quad. 1493 Comment
  RSA293287  Keckiella ternata subsp. septentrionalis D. C. Michener 1980-6-30 3694 Los Angeles Transverse Ranges [Sierra Pelona]; 3.2 miles northwest of jct of Bouquet Canyon rd on road to Green Valley. 1000 Comment
  UC1584061  Keckiella ternata var. ternata Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4041 Los Angeles nne of Tie Summit Station (e of Angeles Forest Highway); San Gabriel Mountains, Tujunga Ranger District 1566 Comment
  RSA603808  Lagophylla ramosissima L. C. Wheeler 1933-7-2 1890 Los Angeles Puddingstone Dam, San Jose Hills. 304 Comment
  RSA601640  Lagophylla ramosissima subsp. ramosissima L. C. Wheeler 1967-6-26 9865 Los Angeles San Gabriel Mountains : Whitney Canyon, near mouth. 434 Comment
  JEPS69284  Lamarckia aurea Julia A. Bettys 1929-4-29 Los Angeles near Los Angeles (Huntington Palisades); Huntington Palisades Comment
  CATA451  Lasthenia californica Sara L. Crockett 1997-3-18 591 Los Angeles Santa Catalina Island: Upper Cape Canyon, upslope from point 1.0 mile NE on Cape Canyon Road from jct. with Middle Ranch Road 313 Comment
  RSA264062  Lasthenia californica Noel Holmgren 1974-4-5 7626 Los Angeles N foothills of the San Gabriel Mtns, Portal Riudge, 13 airline miles W of Lancaster. 1067 Comment
  CAS-BOT-BC352909  Lasthenia coronaria Alice Eastwood 1906-5-27 270 Los Angeles Roscoe Comment
  UC135364  Lasthenia coronaria C. F. Baker 1903-8-13 4091 Los Angeles Claremont Comment
  CAS-BOT-BC329162  Lasthenia glabrata subsp. coulteri Le Roy Abrams 1899-4-1 361 Los Angeles Ballon Marshes Comment
  UCR124102  Lasthenia gracilis Steven R. Hill, K. Kramer 2001-4-22 33341 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
  UCR189952  Lasthenia gracilis R. G. Swinney, Vanessa Merritt 1998-6-12 6962 Los Angeles San Gabriel Mtns., 3 miles west of Pinon Hills, 2.1 mi. south of Ft. Tejon Rd. at 237th St. East (Mescal Cyn. Rd.), 0.7 mi. NE of mouth of Mescal Canyon at reservoir, between Mescal Cyn. Rd. and Mescal Creek 1378 Comment
  POM6193  Lasthenia gracilis Marjorie Shaw, Edna Spaulding, C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. Comment
  UC1594382  Lasthenia gracilis Tim Ross and Amy Kendall 1992-4-15 6194 Los Angeles central upland portion sw Ledge (1328 ft knoll w of Stone Field Station) (236 deg sw ca 170 m distant from summit of Ledge); San Clemente Island 393 Comment
  UCR260610  Lathyrus vestitus R. G. Swinney 2010-8-9 13462 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport 1037 Comment
  SD75567  Lathyrus vestitus var. alefeldii Reid Moran 1941-2-23 605 Los Angeles South Catalina Island, Johnson's Valley, hillside 249 Comment
  UCR206503  Lavatera cretica A. C. Sanders, T. B. Salvato 2009-5-20 36860 Los Angeles San Gabriel Valley, Rio Hondo at Rancho Lujan, between Montebello and South El Monte, east side of San Gabriel Blvd., SE of Darlington St. intersection 73 Comment
  SBBG61206  Layia glandulosa R. Hoffmann 1929-5-19 Los Angeles between Big Rock Crk and Los Angeles Recreation Park Comment
  SEINET3859875  Layia glandulosa R. G. Swinney 2009-4-28 10502 Los Angeles Transverse Range; San Gabriel Mountains: Hunt Canyon, 20-200 mi. SE (upstream) of the Mt. Emma Rd.; 0 1226 Comment
  CAS-BOT-BC321518  Layia glandulosa David D. Keck; Palmer Stockwell 1935-5-16 3311 Los Angeles Neenach. Comment
  UC34692  Layia glandulosa H. M. Hall 1902-4-1 3025 Los Angeles Mescal Creek, eastern Los Angeles County South side Mohave Desert, Mescal Creek 1371 Comment
  CAS-BOT-BC380212  Layia platyglossa Louis C. Wheeler 1936-4-12 4088 Los Angeles Hills S Monterey Park, south side 121 Comment
  UC557742  Layia platyglossa Nell Murbarger 1936-3-1 84 Los Angeles w side San Clemente Island Comment
  UCR239609  Lepidium Dan S. Cooper 2011-3-8 311- 38 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  HSC6810  Lepidium flavum C. S. Apperson 1966-4-16 Los Angeles 10 mi. from Sierra Hwy. W on D Ave. Comment
  RSA732842  Lepidium fremontii R. G. Swinney 2001-4-18 7929 Los Angeles Mojave Desert: Valyermo area, east end of Holcomb Ridge at Bobs Gap. 1280 Comment
  CAS-BOT-BC89427  Lepidium fremontii David Dreyer 1968-4-6 s.n. Los Angeles Roadside on north edge of San Gabriel Mountains. 1493 Comment
  CAS-BOT-BC89428  Lepidium fremontii James Henrickson 1965-4-22 1911 Los Angeles Mojave Desert, near Highway 138, 2 miles north of county line. Ca. 22 miles southwest west of Victorville. 1066 Comment
  CAS-BOT-BC89534  Lepidium lasiocarpum Le Roy Abrams 1901-4-1 1182 Los Angeles Ballona Harbor. Comment
  UCR59192  Lepidium lasiocarpum A. C. Sanders 1988-2-18 7691 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar. Blvd. 30 Comment
  UCR217406  Lepidium latifolium David Charlton 2009-9-7 s.n. Los Angeles Western Mojave Desert, Piute Ponds, Edwards Air Force Base, along shores of Ducks Unlimited ponds in SW corner of area 698 Comment
  CATA1597  Lepidium nitidum Mark L. Hoefs, Robert F. Thorne 1998-4-25 2866 Los Angeles Santa Catalina Island: At Echo Lake 402 Comment
  RSA429625  Lepidium nitidum M. B. Dunkle 1928-2-12 1705 Los Angeles Salta Verde, Santa Catalina Island Comment
  HSC6843  Lepidium virginicum var. menziesii C. E. Fellows 1965-4-19 11 Los Angeles Community of Llano, SW corner at intersection of Hwy. 138 and Victorville cutoff, high southern Mojave Desert Comment
  RSA226156  Lepidium virginicum var. pubescens Gary D. Cromwell, David W. Wheat 1971-4-16 515 Los Angeles Mystic Canyon. 2 miles NE of Glendora. 579 Comment
  RSA716909  Lepidium virginicum var. virginicum LeRoy Gross, Bruce Campbell 2006-6-29 2548 Los Angeles Forest Service Road Surveys: Blue Ridge Road (3N06), and Road (3N39). From near top of Paririe Fork, east of Lupine Campground walk back to Angeles Crest Highway (2). Comment
  POM312782  Leptodactylon californicum D. Taylor 1951-5-17 63 Los Angeles Little Dalton Canyon north of Glendora. San Gabriel mtn range. Pacific drainage area. 365 Comment
  RSA773783  Leptodactylon pungens R. G. Swinney 2009-7-22 11305 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  UC1375293  Leptodactylon pungens Robert F. Thorne, C. W. Tilforth and John Dourley 1971-7-27 41072 Los Angeles saddle ridge between West Baldy and Old Baldy; Angeles National Forest, San Gabriel Mts. 3002 Comment
  RSA468556  Leptosiphon androsaceus Christopher Davidson 1975-5-25 2560 Los Angeles 3.5 mi NE of Old Ridge Route (8N04) on rd 7N23 to Liebre Mtn., ca. 0.1 mi past Sandberg Pk. 1646 Comment
  RSA73003  Leptosiphon aureus F. W. Peirson 1918-6-16 948 Los Angeles Summit of first grade up Mint Canyon, northwest base of San Gabriel Mts. 762 Comment
  LA201818  Leptosiphon liniflorus Arthur C. Gibson; 2003-6-22 4949 Los Angeles SANTA MONICA MOUNTAINS, Agoura Hills, above Cornell Corners, on road behind businesses near Kanan-Dume Rd. Comment
  UCR271462  Leptosiphon parviflorus R. G. Swinney 2011-5-3 14571 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  RSA535286  Leptosiphon pygmaeus subsp. pygmaeus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5337 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA91163  Lessingia glandulifera var. glandulifera F. W. Peirson 1928-9-5 8191 Los Angeles road from Rock Creek to Big Pines 1280 Comment
  UCSB30425  Lessingia glandulifera var. glandulifera Wheeler, William 1975-5-18 Los Angeles 0.8 mi. south of Ave. N on Old Sierra Hwy. 762 Comment
  SBBG118769  Lessingia glandulifera var. peirsonii L. Gross with P. Morton 2004-6-9 1333 Los Angeles W end of the main crest, S from Pacific Crest Trail along rd (7N23) past the 2nd PC Trail that exits off N of the rd, W of Bear Gulch Camp; T7N R17W S12,11,10and3 1688 Comment
  RSA584597  Leymus condensatus Timothy S. Ross, Orlando Mistretta 1993-5-26 7303 Los Angeles W end of the San Gabriel Mountains: near head of upper E Fork Wilson Canyon just E of 'Lupine Saddle', ca. 780 meters E of Wilson Canyon Saddle. 976 Comment
  RSA730749  Leymus condensatus A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26118 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
  POM156185  Leymus triticoides Le Roy Abrams 1902-6-12 2523 Los Angeles Ballona Creek, near Mesmer. Comment
  SBBG59322  Leymus triticoides R. Hoffmann 1927-6-14 Los Angeles Gorman Comment
  SEINET11672497  Leymus triticoides C. V. Braun 1975-1 152 Los Angeles above San Francisquito Canyon Road, 2 mi SW of junction with Spunky Canyon Road Comment
  PASA2350  Libocedrus Los Angeles PHS grounds, Pasadena Comment
  UCR149807  Ligustrum Scott D. White 2004-4-23 10235 Los Angeles Los Angeles Basin, City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  UCSB50283  Lilium humboldtii Reisentz, Paul 1975-6-7 Los Angeles Twin Falls Reserve, 1 mile east on Stunt Rd. from Mulholland Hwy 274 Comment
  UC1147904  Limosella acaulis Robert F. Thorne and M. Z. Thorne 1966-8-29 36606 Los Angeles on road from Big Pines to Valyermo wet sandy margin Jackson Lake (Big Pines Recration area); San Gabriel Mts., Angeles National Forest, Jackson Lake 1859 Comment
  RSA506818  Linanthus aureus L. C. Wheeler 1967-5-12 9439 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  UCR124579  Linanthus breviculus B. C. Templeton 1932-6-17 4907 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  CAS-BOT-BC226769  Linanthus californicus C. F. B. 1904-5-24 4783 Los Angeles Hills near Claremont Comment
  SD41523  Linanthus californicus Darley F. Howe 1947-3-22 Los Angeles Topango Canyon, 6.0 miles from ocean. Comment
Read comments
May 22 2014
  UCSB42052  Linanthus californicus Palys, Joe 1978-6-3 Los Angeles Next to road, along Angeles Crest Highway, 1/2 mi. south of Mt. Gleason turnoff 914 Comment
  UCD118539  Linanthus dichotomus Steve Boyd; Orlando Mistretta 1986-3-31 1564 Los Angeles Mojave Desert: Highway 138, 4 miles E of junction with Highway 18 NE of Pinyon Hills. Comment
  UCR187272  Linanthus dichotomus A. C. Sanders 2006-4-18 32102 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  UC718496  Linanthus parryae Carl B. Wolf 1937-4-28 8516 Los Angeles 4 1/2 mi S of Lancaster (Antelope Valley); Mohave Desert, western Comment
  UCR189662  Linanthus parryae R. G. Swinney 1998-5-16 6057 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  RSA271442  Linanthus parryae C. W. Tilforth, John Dourley, Walter Wisura 1978-4-17 1537 Los Angeles 3.5 miles east of Pearblossom and 3.5 air miles north of Bob's Gap along Hwy 168. 976 Comment
  RSA337415  Linanthus parryae R. F. Thorne, Gary D. Wallace 1973-4-25 43377 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
  UCR214033  Linanthus parviflorus A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37953 Los Angeles Tehachapi Mountains, Crane Canyon, 1.0 mi. SE (144 deg. ) of Castac Lake, 1.7 mi. NE (43 deg. ) of Gorman, just S of Kern Co. line 1189 Comment
  RSA0082880  Linanthus pungens R. G. Swinney 2011-7-21 15533 Los Angeles Strawberry Peak summit. 1860 Comment
  POM155812  Lithophragma affine subsp. mixtum M. B. Dunkle 1928-4-21 s.n. Los Angeles Santa Catalina Island. Renton Mine Road 274 Comment
  RSA567527  Lithophragma bolanderi T. S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3923 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
  UCR271485  Lithophragma bolanderi R. G. Swinney 2011-5-3 14562 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  RSA616931  Lithophragma bolanderi Louis C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mountains: Quail Springs, Maher Canyon. 1280 Comment
  RSA660261  Lithophragma bolanderi Orlando Mistretta, Peter L. Morrell 1992-6-4 490 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  RSA84384  Lithophragma heterophyllum F. W. Peirson 1921-4-3 2395 Los Angeles Pacoima Canyon, W end of San Gabriel Mts. 549 Comment
Read comments
Oct 6 2009
  UC23708  Loeseliastrum matthewsii Dr. A. Davidson 1895-1 91 Los Angeles Lancaster Comment
  SBBG89710  Logfia filaginoides M. B. Dunkle 1939-4-6 7312 Los Angeles Mosquito Harbor Comment
  SEINET197964 Image available Logfia filaginoides George B. Grant 1901 - 1905 4018 Los Angeles Pasadena Comment
  CAS-BOT-BC342199  Logfia filaginoides Louis Wheeler 1933-5-13 1730 Los Angeles Cobles Canyon [Cobal Canyon] near Palmer Canyon, San Gabriel Mts. 487 Comment
  SBBG131727  Logfia gallica S. A. Junak 1999-5-8 SCa 921 Los Angeles rd from Cottonwood Cyn into Fern Cyn, Cottonwood drainage 115 Comment
  RSA600841  Lolium multiflorum L. C. Wheeler 1967-5-13 9542 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 262 Comment
  RSA607459  Lolium perenne 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
  POM356971  Lolium temulentum F. R. Fosberg 1931-4-16 4661 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon 180 Comment
  POM356975  Lolium temulentum Robert M. Perkins 1936-4-3 140 Los Angeles El Segundo dunes Comment
  POM49719  Lolium temulentum var. arvense Le Roy Abrams 1901-04 1183 Los Angeles Ballona Harbor Comment
  UCR12136  Lomatium dasycarpum Art Whistler 1966-4-17 s.n. Los Angeles Western Transverse Range, Canoga Park, west of Cohasset, above Roscoe Blvd., near Valley Circle Blvd. Comment
  UC1302890  Lomatium dasycarpum subsp. dasycarpum Peter H. Raven and Robert F. Thorne 1964-5-7 Los Angeles near Seminole Hot Springs (Saddle Rock Ranch); Santa Monica Mts., Saddle Rock Ranch Comment
  JEPS16106  Lomatium dissectum var. multifidum Frank W. Peirson 1922-7-6 3187 Los Angeles San Antonio Mts., Big Pines 2072 Comment
  SBBG59722  Lomatium lucidum M. N. Ackley -Feb-1928 1113 Los Angeles Eagle Rock 304 Comment
  UCR149954  Lomatium utriculatum Scott D. White 2004-5-5 10290 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 Comment
  CAS-BOT-BC240498  Lonicera hispidula Alice Eastwood 1917-7-20 6509 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC234872  Lonicera subspicata var. denudata V. Bailey 1907-10-29 s.n. Los Angeles Santa Monica Mts., (n. slope) Comment
  UCR212757  Lonicera subspicata var. denudata Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1822 Los Angeles Transverse Range; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel R. main stem across from Morris Dam, between San Gabriel Canyon Road (Hwy 39) and Silver Fish Truck Trail 402 Comment
  RSA534135  Lotus argophyllus subsp. ornithopus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5066 Los Angeles San Clemente Island: at the beginning of Larkspur Canyon drainage, 1600 feet SE of the 924'BM at the E end of the old airfield landing strip. 250 Comment
  RSA90045  Lotus argophyllus subsp. ornithopus F. W. Peirson 1923-4-9 3468 Los Angeles San Clemente Island: about 2 miles SE of Wilson's cove Comment
  JEPS55414  Lotus argophyllus var. argophyllus A. M. Ottley 1920-5-9 655 Los Angeles Mt. Wilson, road to summit San Gabriel Mts., Mt. Wilson 1219 Comment
  UCR125168  Lotus corniculatus A. C. Sanders, Mark Elvin 2002-6-25 25281 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 274 Comment
  UC216142  Lotus crassifolius var. crassifolius I. M. Johnston 1917-6-20 1495 Los Angeles Baldy Lookout San Antonio Mountains 2133 Comment
  POM2471  Lotus grandiflorus var. grandiflorus J. H. Barber 1897-3-25 107 Los Angeles Santa Monica Canyon Comment
  RSA585942  Lotus grandiflorus var. grandiflorus T. S. Ross 1990-5-23 2635 Los Angeles Mt. Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft) on the watershed divide between Mill Canyon and Moody Canyon. 1308 Comment
  RSA763143  Lotus humistratus Justin M. Wood 2010-5-10 1632 Los Angeles Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  PASA1100  Lotus oblongifolius Margaret Stason 1931-6-13 Los Angeles Chilao, San Gabriel Mts. Comment
  UC1585954  Lotus procumbens var. procumbens Barbara Ertter with L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 7480 Los Angeles n side San Gabriel Mts. (Co. Rd. N2) (Pine Canyon Rd, along San Andreas Fault, on n side of road); San Gabriel Mts., San Andreas Fault Comment
  UCR127004  Lotus purshianus A. C. Sanders, Kim Marsden 2003-6-20 26992 Los Angeles Western Transverse Range/Santa Clara River Watershed, Del Valle area, between San Martinez Grande Canyon Rd. and (San Martinez) Chiquito Canyon Rd., north of Hwy 126, Newhall Ranch 305 Comment
  UC15504  Lotus purshianus var. purshianus Harley P. Chandler 1897-6-21 Los Angeles Claremont 365 Comment
  UC1586217  Lotus purshianus var. purshianus Tim Ross 1991-8-16 5831 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat U.S.G.S. 7.5' Quad. 1719 Comment
  SFV1843  Lotus salsuginosus K. A. Wilson 1961-3-1 879 Los Angeles Santa Monica Mountains Mulholland Highway, about 1 mile west of Las Virgenes Road. Steep, rocky slope. 300 Comment
  RSA225755  Lotus salsuginosus var. salsuginosus R. F. Thorne 1971-5-22 39717 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  POM156181  Lotus scoparius L. R. Abrams 1902-6-11 2518 Los Angeles Playa del Rey. Comment
  RSA0036985  Lotus scoparius subsp. scoparius R. G. Swinney 2010-5-29 13408 Los Angeles San Gabriel Mountains: junction of W. Fork May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  RSA656859  Lotus scoparius var. brevialatus Joseph M. Keefe 2001-1-24 31025 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
  RSA781216  Lotus strigosus R. G. Swinney 2009-3-31 10225 Los Angeles mouth of San Gabriel Canyon, 1.2 mi. north of Foothill Blvd, Azusa/Duarte 183 Comment
  UCR270899  Lotus strigosus R. G. Swinney 2011-4-20 14433 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  POM1919  Lotus strigosus I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough. [locality name change to Laguna Dominguez] Comment
  RSA229191  Lotus strigosus R. F. Thorne 1971-6-30 40807 Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  RSA592209  Lotus wrangelianus L. C. Wheeler 1967-5-12 9451 1/2 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA660844  Lupinus Ann Williams 1992-5-7 11 -92 Los Angeles Grande Vista Dr., 1 mile off Beverly Dr. in Whittier. 146 Comment
  UCR239024  Lupinus albicaulis Anuja Parikh, Nathan Gale 2010-6-17 3316 Los Angeles Transverse Range; San Gabriel Mountains, Upper Big Tujunga Canyon, just north of State Hwy 2, Angeles Crest Hwy, 0.4 km east of its intersection with Upper Big Tujunga Canyon Road, under powerlines 1415 Comment
  RSA488008  Lupinus bicolor Mark Hoefs 1973-3-14 86 Los Angeles Santa Catalina Island. Ridge between Cape and Skull Canyons. 305 Comment
  UC1401265  Lupinus bicolor D. Dunn 1946-4-19 2120 Los Angeles along the Newhall to Palmdale Hwy 6 near Acton; arid valley approaching the Mojave 609 Comment
  UCR126731  Lupinus bicolor A. C. Sanders, Andy Thomson 2003-4-15 26005 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence 396 Comment
  LA200464  Lupinus bicolor Elizabeth Levine; sn Los Angeles Santa Monica Mountains, Point Dume Comment
  RSA598938  Lupinus bicolor subsp. marginatus Steve Boyd, T. S. Ross 1997-3-21 9196 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  POM350033  Lupinus bicolor subsp. microphyllus N. C. Cooper 1948-5-13 2766 Los Angeles Pomona 305 Comment
  SBBG96754  Lupinus concinnus S. Boyd with T. Ross, L. Arnseth 1990-4-7 4281 Los Angeles lower half of China Cyn, sand dunes at cyn mouth Comment
  UC130337  Lupinus concinnus J. Burtt Davy May 9 1896-May 24 1896 2321 Los Angeles Antelope Valley Comment
  SEINET10490310  Lupinus concinnus var. concinnus Robert F. Thorne 1966-1 Los Angeles Comment
  CAS-BOT-BC205143  Lupinus elatus Timothy S. Ross 1994-5-31 7980 Los Angeles San Gabriel Mountains. Pacifico Mountain: ca 340 m SSE of the 7124-foot summit 2084 Comment
  CAS-BOT-BC205145  Lupinus elatus W. R. Dudley 1900-7-9 s.n. Los Angeles San Gabriel Peak Comment
  LA205107  Lupinus elatus J. A. Ewan; 1932-6-17 7247 Los Angeles San Gabriel Mountains, near summit San Gabriel Peak 1843 Comment
  UC586831  Lupinus elatus Joseph Andorfer Ewan 1934-8-4 8323 Los Angeles Guffys Spring San Gabriel Mts., , Guffys Spring (Blue Ridge) 2438 Comment
  UCR276724  Lupinus elatus R. G. Swinney 2010-9-21 13858 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  SBBG69073  Lupinus excubitus R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  CAS-BOT-BC216666  Lupinus excubitus subsp. hallii L. R. Abrams 1913-7-18 5009 Los Angeles Russels Lake Comment
  CAS-BOT-BC216664  Lupinus excubitus subsp. hallii Ynez W. Winblad 1938-5-14 s.n. Los Angeles Near Lake Arrowhead Comment
  SEINET10451316  Lupinus excubitus subsp. hallii August J. Breitung 1953-5-16 Breitung 15119 Los Angeles Glendora mt. Rd, san bernardino (gabriel) mts. Comment
  RSA590069  Lupinus excubitus var. austromontanus Orlando Mistretta 1994-3-30 985 Los Angeles Little Rock Creek, slopes E of creek below Little Rock Dam. 1158 Comment
  CAS-BOT-BC215339  Lupinus excubitus var. excubitus Ernest C. Twisselmann 1962-4-18 6973 Los Angeles 1 mile above Oso Corral, Tejon Ranch, Oso Canyon 1036 Comment
  RSA199044  Lupinus excubitus var. hallii W. M. Gauntt 1966-4-30 170 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy. 914 Comment
  UC625117  Lupinus excubitus var. hallii F. R. Fosberg 1931-5-12 S 4849 Los Angeles Descanso Canyon near Coach Road Santa Catalina Id; Santa Catalina Id., Descanso Canyon 300 Comment
  SEINET10903857  Lupinus excubitus var. hallii David B. Dunn 1957-4-2 Dunn RSA# 8292 x 6226 Los Angeles Plants 3 yrs. Old. Grown in field planting at ranch 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
  CAS-BOT-BC216539  Lupinus excubitus var. johnstonii L. Street 1918-5-30 s.n. Los Angeles Lytle Creek canon [Canyon] Comment
  RSA526595  Lupinus formosus Steve D. Boyd 1990-4-7 4179 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  SBBG45658  Lupinus formosus D. Emery 1952-6-1 182 Los Angeles across street from 2451 Laurel Cyn Blvd Comment
  RSA413622  Lupinus formosus var. formosus L. C. Wheeler 1932-4-16 633 Los Angeles W. Fork Santa Anita Canyon, San Gabriel Mts. 762 Comment
  SEINET3245941  Lupinus fulcratus G. K. Helmkamp, E. A. Helmkamp 2010-1 16526 Los Angeles Northern Sierra Nevada Mountains: between the west shore of Silver Lake and CA-88; lakeside rest stop area (Tragedt Spring 7.5') 2234 Comment
  UCR68848  Lupinus guadalupensis Steve Boyd, Orlando Mistretta, L. Arnseth, B. O'Brian, T. Hayduk 1990-4-6 4166 Los Angeles Channel Islands, San Clemente Island, head of Larkspur Canyon, E side of island, south of US Navy site called 'Jack 213 Comment
  RSA598252  Lupinus hirsutissimus R. G. Swinney 1989-4-1 s.n. Los Angeles in and near Glendora Wilderness Park ; Big Dalton Canyon. 428 Comment
  UC557770  Lupinus hirsutissimus Nell Murbarger April, 1936 60 Los Angeles e side San Clemente Island; e side San Clemente Island Comment
  UCR261342  Lupinus hirsutissimus R. G. Swinney 2010-4-1 12164 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  UCR55914  Lupinus hirsutissimus J. A. Adams 1965-3-19 75 Los Angeles Foothills of San Gabriel Mtns., Claremont, Thompson's Wash, north end of Indian Hill Blvd. 427 Comment
  RSA160415  Lupinus hirsutissimus J. D. Olmsted 1959-3-27 318 Los Angeles 2 miles S of stream gaging Station below San Dimas ranger station along San dimas Creek road foot of San Gabriel Mts 427 Comment
  RSA729448  Lupinus hyacinthinus R. G. Swinney 1998-7-8 6315 Los Angeles San Gabriel Mtns.: N of Wrightwood, eastern end of Jackson Flat. 2287 Comment
Read comments
May 4 2010
  RSA230257  Lupinus latifolius subsp. parishii R. F. Thorne 1969-7-2 38320 Los Angeles San Gabriel Mts., Angeles National Forest: Moist area about spring 1 mile SW of Kratka Ridge along Angeles Crest Hwy. 2073 Comment
  RSA596453  Lupinus latifolius subsp. parishii R. G. Swinney 1989-5-31 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road, at Big Dalton Dam. 518 Comment
  CAS-BOT-BC211652  Lupinus longifolius Le Roy Abrams 1901-4-1 1230 Los Angeles Ballona Harbor Comment
  CAS-BOT-BC211690  Lupinus longifolius Alice Eastwood 1940-5-11 s.n. Los Angeles Mandeville Canyon Comment
  CAS-BOT-BC211723  Lupinus longifolius Theodore Payne 1948-5-15 12285 Los Angeles Palos Verdes Comment
  CAS-BOT-BC211725  Lupinus longifolius Charlotte M. Hoak 1933-7-1 s.n. Los Angeles Pacific Palisades, Santa Monica Comment
  UCR125488  Lupinus microcarpus A. C. Sanders, Mark Elvin 2003-4-14 25971 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  RSA0096916  Lupinus microcarpus var. densiflorus L. C. Wheeler 1967-5-18 9618 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  SBBG67043  Lupinus microcarpus var. microcarpus R. Hoffmann 1929-4-27 Los Angeles Little Martinez Crk near Castaic Comment
  RSA748837  Lupinus sparsiflorus Justin M. Wood 2009-4-10 476 Los Angeles City of San Dimas; San Dimas Wash just above the Puddingstone Diversion Dam and adj to the golf course. 351 Comment
  RSA755931  Lupinus sparsiflorus Orlando Mistretta, Christine Mistretta 2008-4-9 2407 Los Angeles Ritter Ridge, SW of Lancaster. Along SCE Edison transmission lines, 0.5 mi. NW of intersection of transmission lines with Elizabeth Lake Rd. (Segment 5, structure 28 per TRTP survey - 2008) 953 Comment
  SD181511  Lupinus sparsiflorus Louis C. Wheeler 1968-4-13 Los Angeles San Gabriel Mountains, ridge south of mouth of Big Dalton Canyon. Sunny rocky (lava) disturbed hilltop (firebreak). 495 Comment
  RSA279032  Lupinus sparsiflorus subsp. sparsiflorus R. F. Thorne 1971-4-9 41512 Los Angeles San Gabriel Mountains, Angeles National Forest: San Dimas Canyon near dam on San Dimas Creek 457 Comment
  RSA0068306  Lupinus subvexus var. subvexus R. G. Swinney 2010-5-12 12708 Los Angeles Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone. 921 Comment
  UC865488  Lupinus succulentus I. W. Clokey, B. C. Templeton 1930-4-8 4640 Los Angeles Francisquito Canyon Comment
  RSA414358  Lupinus truncatus M. B. Dunkle 1932-5-28 2960 Los Angeles Whites Landing, Santa Catalina Island. Comment
  UC1587747  Lupinus truncatus Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5273 Los Angeles westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker San Clemente Island (1800 ft se of Malo Knoll [1396']); , w fork Near-Death Canyon dr to Mosquito 304 Comment
  SD248501  Lycium brevipes var. hassei R. E. Jr. Riefner 2013-4-8 13 175 Los Angeles Palos Verdes Peninsula, Palos Verdes Estates, Bluff Cove, ca. 0.25 mi N from Paseo Del Mar along Palos Verdes Drive West. 92 Comment
  SD248504  Lycium brevipes var. hassei R. E. Jr. Riefner 2010-4-4 10 8 Los Angeles Palos Verdes Peninsula, Palos Verdes Estates, Bluff Cove, ca. 0.25 mi N from Paseo Del Mar along Palos Verdes Drive West. Bluff-top and along trail. 92 Comment
  CAS-BOT-BC231610  Lycium cooperi Frank W. Peirson 1921-5-19 1086 Los Angeles San Gabriel Mts., Little Rock Cr. Comment
  UC54956  Lycopus americanus H. P. Chandler 1902-9-9 2035 Los Angeles <Balloma> Ballona Marshes Comment
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Jul 6 2010
  RSA150684  Lyonothamnus floribundus subsp. aspleniifolius Peter H. Raven 1962-5-9 17682 Los Angeles Near head of canyon above Mosquito Cove, San Clemente Island. 274 Comment
  RSA534039  Lyonothamnus floribundus subsp. aspleniifolius Tim S. Ross, Orlando Mistretta, Hammitt 1991-5-19 5305 Los Angeles San Clemente Island, westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']) Upper portion of drainage. 305 Comment
  UC284968  Lyonothamnus floribundus subsp. aspleniifolius P. A. Munz 1923-4-10 6758 Los Angeles canyon wall s Lemon Tank (east coast); San Clemente Island Comment
  LA92004  Lyonothamnus floribundus subsp. floribundus Peter H. Raven; 1962-5-21 17816 Los Angeles Santa Catalina Island, Santa Catalina Island; lower end of Bull-rush Canyon 198 Comment
  RSA578201  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8185 Los Angeles Santa Catalina Island. Vicinity of Twin Rocks, 410m SSW of 940-ft Peak; between E and W forks of the easternmost blue-line drainage to Goat Harbor. 247 Comment
  SBBG51684  Lyonothamnus floribundus var. floribundus M. A. Piehl 1962-10-6 62 519 a Los Angeles cyn between Pebbly Beach and Renton Mine Comment
  UCR149509  Machaeranthera canescens R. G. Swinney 1997-7-14 5679 Los Angeles San Gabriel Mtns., west of Wrightwood, Table Mtn. area, c. 100 m NW of amphitheater and Table Mtn. Campground 2207 Comment
  UCR204429  Madia elegans R. G. Swinney 2003-5-12 8194 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Wilderness Park, c. 0.25 mi. S of Big Dalton Cyn. Rd. in upper 'Dunn Canyon' drainage, 0.25 mi. NW of Big Cienega Spring, S of Coulter Pine Trail 518 Comment
  CATA3080  Madia gracilis Amy Catalano 2016-4-13 068 Los Angeles Santa Catalina Island: Along Middle Ranch Road, about 300 meters east of fruit orchard, on south side of road 254 Comment
  SD264782  Madia gracilis Steven A. Junak, Ralph Philbrick, Mark Hoefs 2001-5-19 Sca 1574 Los Angeles UTM in supplement. Santa Catalina Island. Along Black Jack Road, ca 0.15 mile from junction with Airport Road, ca 0.34 mile N of Black Jack summit, on N side of ridge below Black Jack Peak. 402 Comment
  RSA188134  Madia sativa R. F. Thorne 1966-4-28 36220 Los Angeles Santa Catalina Island, west-facing rocky bank near upper end Renton Mine road in Pebbly Beach Canyon 259 Comment
  RSA495626  Maianthemum stellatum S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villasenor 330 Los Angeles Mountain High Ski Resort: W of Wrightwood, N slopes of San Gabriel Mts. 2018 Comment
  POM2947  Malacothamnus fasciculatus M. Hitchcock 1918-7-3 25 Los Angeles San Fernando Side of Topango [Topanga] Canyon Road. Comment
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May 29 2014
  RSA434304B  Malacothamnus fasciculatus Fay A. MacFadden 1931-5-22 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA582765  Malacothamnus fremontii Tim S. Ross, Steve D. Boyd 1993-5-23 7263 Los Angeles Saddle between Red Mtn's long E ridge and a small notched peak (3227-ft), ca 700 m SSW of Plum Spring (in upper Clearwater Canyon). 884 Comment
  RSA772109  Malacothamnus fremontii R. G. Swinney 2009-5-20 10842 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  UC1971292  Malacothamnus fremontii Louis C. Wheeler 1965-10-23 s.n. Los Angeles Sierra Pelona.: Martindale Canyon north side. Comment
  POM2840  Malacothamnus fremontii Carl B. Wolf 1931-10-23 1353 Los Angeles Swartout valley. 1/8 mile east of Wrightwood Lodge, San Gabriel Mountains. 1829 Comment
  RSA25867  Malacothamnus marrubioides Carl B. Wolf 1941-8-2 11133 Los Angeles Ridge Route Road, S of Frenchman Flat Forest Service Camp. 762 Comment
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Dec 31 2014
  UC1929662  Malacothamnus marrubioides Scott D. White, Michael Honer 2003-6-18 9570 Los Angeles LIBRE MTS.: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. Comment
  UCR75299  Malacothrix Scott D. White 1992-10-8 901 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
  SBBG107232  Malacothrix foliosa subsp. foliosa J. Rebman, J. Dunn 1996-4-29 3107 Los Angeles between Eel Cove and Eel Cove Cyn Comment
  RSA727533  Malacothrix glabrata R. G. Swinney 1998-5-16 6081 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  POM362304  Malacothrix glabrata B. C. Templeton 1930-5-19 1462 Los Angeles Mint Canyon, San Gabriel Mts. 600 Comment
  CAS-BOT-BC347923  Malacothrix saxatilis var. tenuifolia LeRoy Abrams 1902-6-20 2568 Los Angeles Near Soldiers Home Comment
  CAS-BOT-BC347932  Malacothrix saxatilis var. tenuifolia L. R. Abrams 1900-8-1 s.n. Los Angeles Ballona Sand Hills Comment
  CAS-BOT-BC347950  Malacothrix saxatilis var. tenuifolia Carl B. Wolf 1932-10-3 4210 Los Angeles Santa Catalina Island. About 1 1/4 mi. from Wrigley Drive on road to Renton Mine 304 Comment
  CATA1969  Malacothrix saxatilis var. tenuifolia F. R. Fosberg 1931-4-3 Los Angeles Santa Catalina Island: Pebble Beach 5 Comment
  JEPS16884  Malacothrix saxatilis var. tenuifolia Peter H. Raven 1956-6-17 9433 Los Angeles Westwood margins of Santa Monica Mountains, Los Angeles Comment
  JEPS85097  Malacothrix saxatilis var. tenuifolia Roy E. Buck and Rexford Palmer 1989-4-27 1218 Los Angeles Between lanes of Interstate 5 near NW end of crossover section, +/- on ridges between Violin Canyon and large canyon to NE. On summit of knoll, dropping off sharply to SE, just SE of larger hill ca 2.8 air km SE of Townsend Peak summit, 7 air KM NW of Castaic. 640 Comment
  POM156146  Malacothrix saxatilis var. tenuifolia L. R. Abrams 1904-9-2 4174 Los Angeles Elysian Park. Comment
  POM362376  Malacothrix saxatilis var. tenuifolia Robert Gustafson 1980-7-9 1808 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA527693  Malacothrix saxatilis var. tenuifolia Timothy S. Ross 1991-6-3 5516 Los Angeles Elephant hill: W Pomona 268 Comment
  SBBG66172  Malacothrix saxatilis var. tenuifolia F. R. Fosberg 1931-4-3 4480 Los Angeles Pebbly Beach 5 Comment
  SD31199  Malacothrix saxatilis var. tenuifolia Edith A. Purer 1931-3-12 Los Angeles Palos Verdes Hills, along roadside. Comment
  UC831159  Malacothrix saxatilis var. tenuifolia F. R. Fosberg 1931-3-31 S 4423 Los Angeles Avalon Santa Catalina Island 5 Comment
  UCR253907  Malacothrix saxatilis var. tenuifolia Mitch Provance 2009-6-24 0609- 1 Los Angeles Western Transverse Range, about 5 miles SE of Pyramid Lake , c. 0.5 mi. SE of Whitaker Summit on Golden State Highway, adjacent to I-5 820 Comment
  CAS-BOT-BC348000  Malacothrix sonchoides A. D. E. Elmer 1902-6-1 3986 Los Angeles Lancaster Comment
  RSA579143  Malephora crocea T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin Banks, Megan Tommerup 1994-3-28 7401 -B Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive; 174 Comment
  CAS-BOT-BC167858  Malosma laurina Carl B. Wolf 1927-7-24 678 Los Angeles Chevy Chase Drive between Flintridge & Glendale Comment
  CATA2059  Malosma laurina Steven A. Junak, Keri Kirkland 1998-7-17 Los Angeles Santa Catalina Island: Lower portion of Silver Canyon, about 0.5 air miles inland from beach 36 Comment
  SD181740  Malosma laurina LeRoy Gross, Valerie Soza and Samantha Tessel 2001-6-4 397 Los Angeles Verdugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St., west of McDonald Creek. 274 Comment
  UC1929997  Malva assurgentiflora Mark Elvin, Orlando Mistretta 1996-3-22 116 Los Angeles Channel Islands; San Clemente Island: San Clemente Island. W Coastal strand. Comment
  UC284780  Malva parviflora P. A. Munz 1923-4-13 6784 Los Angeles San Clemente Island Comment
  SEINET3143105  Malvella leprosa G. B. Grant 1904-6-5 1199 Los Angeles Ballona Comment
  UCR204546  Malvella leprosa R. G. Swinney 2005-8-5 8360 Los Angeles San Gabriel Mtns, Caldwell Lake at Mile High, 0.4 mi. west of jct. of 204th St. East and Big Pines Hwy 1566 Comment
  UCR272757  Malvella leprosa Reid Moran 1962-10-3 5378 Los Angeles Channel Islands, Santa Catalina Island, banks around Wrigley Reservoir at summit of island road 427 Comment
  RSA526591  Malvella leprosa Tim S. Ross 1991-3-24 4288 Los Angeles Whittier Hills (Puente Hills, pro parte). 299 Comment
  UCR269238  Manihot John Dolan 2001-8-30 s.n. Los Angeles San Gabriel Valley, Rancho Santa Ana Botanic Garden, 1500 North College Ave., Claremont, NW corner of garden along Indian Hill Blvd. 396 Comment
  LA91401  Marah macrocarpa Bruce Douglas Clayton; Greg Shaw 1972-3-16 1 Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus 518 Comment
  RSA762448  Marah macrocarpa R. G. Swinney 2009-2-20 10007 Los Angeles El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  SD234370  Marah macrocarpa Wayne Law, Jun Hu 2000-4-30 2 Los Angeles Transverse Ranges; San Gabriel Mtns.: Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 518 Comment
  SEINET13276793 Image available Marah macrocarpa R. G. Swinney 2011-1 14506 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  UCR231790  Marah macrocarpa 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
  UCR272694  Marah macrocarpa Reid Moran 1941-2-16 573 Los Angeles Channel Islands, Middle Ranch, Santa Catalina Island 500 Comment
  LA200410  Marah macrocarpa M. Zaitlin; 1951-2-17 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA652418  Marah macrocarpa Jim Moon 1948-3-27 s.n. Los Angeles 3 1/2 mi S/W of San Dimas. 225 Comment
  UC148000  Marah macrocarpa C. F. Baker 1909-2-15 5243 Los Angeles mts. near Claremont Comment
  RSA0042680  Marrubium vulgare Laura Moore, Jean Moore 1999-4-25 033 Los Angeles Pitzer College, Claremont: Northwest section of Outback, approximately 5 yards from western boundary with Harvey Mudd Soccer Field. 350 Comment
  UC1714367  Marrubium vulgare J. Grinnell 1903-6-27 Los Angeles near Pasadena (Arroyo Seco); Arroyo Seco Comment
  CAS-BOT-BC348120  Matricaria discoidea Timothy S. Ross; Steve Boyd 1994-5-10 7724 Los Angeles Liebre Mountains. Warm Springs Canyon: canyon bottom and adjacent northerly slopes at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 682 Comment
  POM362441  Matricaria matricarioides M. Bisbee 1917-4-15 s.n. Los Angeles Gardens and Waste places, Eagle Rock Comment
  CAS-BOT-BC422740  Meconella denticulata John Thomas Howell 1928-4-18 3726 Los Angeles N. side of Griffith Park Comment
  RSA144586  Meconella denticulata W. R. Ernst 1957-4-19 158 Los Angeles San Gabriel Canyon: Highway 39. 0.4 mi. S of Rincon Ranger Station. Comment
  RSA445538  Meconella denticulata Elbert Benjamine 1929-5-26 192 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  POM97348  Meconella denticulata H. E. Hasse 1890-4-4 s.n. Los Angeles brushy foothills of Sierra Madre Comment
  UCR124744  Medicago polymorpha B. C. Templeton, I. W. Clokey 1930-4-2 4408 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive northwest of Hollywood 610 Comment
  UCR150930  Medicago polymorpha Valerie Soza, LeRoy Gross 1999-5-10 456 Los Angeles San Gabriel Mountains, Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue 378 Comment
  POM348032  Medicago polymorpha Ida Lou Sayler 1942-4-10 s.n. Los Angeles Vacant lots, south Pasadena Comment
  UCR64583  Melampodium perfoliatum Geo. L. Moxley 1915-9-8 451 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, Near Long Beach Comment
  CHSC84002  Melica imperfecta John Dittes 1990-6-20 150 Los Angeles Transverse Range; San Gabriel Mountains; approximately 16.7 air-miles north of Monrovia, approximately 1.3 air-mile northeast of Vetter Mountain and 0.75 air-mile southwest of Chilao Station, in canyon of East Fork Alder Creek. 1493 Comment
  RSA188061  Melica imperfecta R. F. Thorne 1966-4-6 35880 Los Angeles Santa Catalina Island. Between White and Moonstone Coves 15 Comment
  SEINET10926816  Melica imperfecta F. R. Fosberg 1931-4-29 Fosberg 54719 Los Angeles Between Cottonwood and Middle Ranch Canyons. Santa Catalina Island. South wall of draw near bottom. Upper Sonoran Zone. Comment
  SBBG12330  Melilotus albus P. H. Raven 1962-7-10 17959 Los Angeles rd just above big dune near NW end of island Comment
  RSA5869  Melilotus indicus Carl B. Wolf 1932-9-16 4119 Los Angeles West side of San Gabriel River Flood Control 1400 ft south of 7th street (Long Beach) 1645 ft east and 1400 ft south of NW corner of NE/4, S2. 3 Comment
  POM158119  Mentha X smithiana L. R. Abrams 1902-8-26 2978 Los Angeles Ballona Creek, near Mesmer. Comment
  UCR223805  Mentha spicata R. G. Swinney 2009-8-25 11491 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
  RSA0080720  Mentzelia R. G. Swinney 2010-5-12 12757 Los Angeles Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  UCR126628  Mentzelia laevicaulis A. C. Sanders, Mark Elvin 2003-8-7 27176 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  SBBG112828  Mentzelia micrantha S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-7-16 SCa 755 Los Angeles ridge between Fourth of July Cove and Cherry Cove (Lion's Head ridge) 30 Comment
  SEINET3155019  Mentzelia micrantha Brandegee 1889-1 sn Los Angeles Santa Catalina Island Comment
  SEINET4044577  Mentzelia micrantha D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Peperdine University. 198 Comment
  HSC97747  Mentzelia veatchiana Richard Spjut 2003-4-8 15182 Los Angeles Old Hwy. 28, S of Gorman, E of Hwy. 5 1272 Comment
  RSA0115478  Mentzelia veatchiana A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33520 Los Angeles Western End of Antelope Valley and Mojave Desert: hills south of Hwy 138 at 290th St. West, SW of VABM Zana. 915 Comment
  RSA402611  Mesembryanthemum crystallinum M. B. Dunkle 1928-3-17 1755 Los Angeles Indian Rock, Santa Catalina Island. Comment
  RSA402615  Mesembryanthemum crystallinum F. R. Fosberg 1931-4-29 S- 4713 Los Angeles Mouth of Cottonwood Canyon. Santa Catalina Island 2 Comment
  CAS-BOT-BC435238  Mesembryanthemum crystallinum Herman Knoche 1919-7-4 Series A, No. 990 Los Angeles San Clemente Island, dominant beach N.W. corner. Comment
  UCR124401  Mesembryanthemum nodiflorum B. C. Templeton 1968-2-25 11392 Los Angeles Channel Islands, Santa Catalina Island, near the isthmus 76 Comment
  SD52876  Microseris douglasii subsp. platycarpha Peter H. Raven 1962-4-20 17199 Los Angeles San Clemente Island 580 Comment
  POM294588  Mimulus aurantiacus Lyman Benson 1945-5-11 11695 Los Angeles Canyon below Johnson's Pasture, Claremont. 549 Comment
  JEPS87293  Mimulus aurantiacus var. pubescens David M. Thompson 1992-5-22 1075 Los Angeles n Flintridge (4.4 mi n of 210 Freeway along Hwy 2) 790 Comment
  OBI2800  Mimulus aurantiacus var. pubescens D. Dunn 1969-5-12 26 Los Angeles ON road to Chantry Flat; above the first check dam. San Gabriel Mts 457 Comment
  RSA442699  Mimulus aurantiacus var. puniceus Anstruther Davidson 1891-6-26 s.n. Los Angeles Santa Catalina Island Comment
  UC1211020  Mimulus aurantiacus var. puniceus Huron H. Smith 1912-6-14 5107 Los Angeles Silver Canyon Santa Catalina Isl. 487 Comment
  RSA0105041  Mimulus brevipes R. G. Swinney 2011-4-26 14469 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  RSA624034  Mimulus brevipes T. Gertrude Williamson 1918-06 2712 Los Angeles Sierra Madre Mountains. Comment
  UCR258728  Mimulus brevipes R. G. Swinney 2010-6-23 13351 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
  RSA738054  Mimulus brevipes Naheel Jeireli s.n. Los Angeles San Rafael Hills 213 Comment
  SFV18457  Mimulus brevipes C. Ferguson 1973-5-1 Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Main Canyon. Streamside. Comment
  UCSC000679  Mimulus cardinalis J. H. Barber 1898-6-29 s.n. Los Angeles Santa Monica Canyon Comment
  UCSC000868  Mimulus fremontii Peter Kamb 1948-5-6 954 Los Angeles Desert foothills of the San Gabriel Mts above Little Rock San Gabriel Mts, Little Rock 975 Comment
  RSA408110  Mimulus fremontii Lester Rowntree 1930-4-10 s.n. Los Angeles Road from Little Rock to Valyermo. Comment
  UC166912  Mimulus fremontii var. fremontii Geo. B. Grant 1904-5-7 424 a/6203 Los Angeles Glendora Comment
  UC903757  Mimulus fremontii var. fremontii Dr. John S. Garth 1948-4-21 C 2679 Los Angeles Littlerock 762 Comment
  RSA442770  Mimulus guttatus M. V. Hood 1939-4-28 s.n. Los Angeles Near Gorman. Comment
  RSA536088  Mimulus guttatus Tim S. Ross 1991-5-21 5411 Los Angeles San Clemente Island: upper easterly branch of Box Canyon 463 Comment
  UC1409079  Mimulus johnstonii R. F. Thorne, C. W. Tilforth, J. Dourley, and R. Scogin 1972-8-11 42199 Los Angeles near Three Points (along Angeles Crest Hwy.); San Gabriel Mts., Angeles National Forest 1828 Comment
  UCR190927  Mimulus moschatus R. G. Swinney 1998-8-6 6697 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, at cliff seep c. 100 m below Falls Gulch 1000 Comment
  CAS-BOT-BC388669  Minuartia douglasii Timothy S. Ross; Steve Boyd 1994-6-23 8069 Los Angeles Liebre Mountains. Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch 1597 Comment
  JEPS22745  Minuartia douglasii Rimo Bacigalupi with Reino Alava 1958-7-20 6397 Los Angeles close to Angeles Crest Highway (State Highway 2); San Gabriel Mountains, Angeles National Forest, Charlton Fla 1623 Comment
  UCR95444  Mirabilis californica var. californica L. C. Wheeler 1967-4-30 9245 Los Angeles San Gabriel Mtns, Limekiln Canyon 564 Comment
  SFV1124  Mirabilis laevis R. L. Armacost May 1934 s. n. Los Angeles Playa del Rey. Hills east of Loyola University. 45 Comment
  UCR194738  Mirabilis laevis Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 747 Los Angeles Transverse Range: 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 Motortway 427 Comment
  CAS-BOT-BC434643  Mirabilis laevis var. crassifolia John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  POM199692  Mirabilis laevis var. crassifolia I. W. Clokey, Bonnie C. Templeton 1929-05 4499 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  OBI30255  Mirabilis laevis var. crassifolia Robert Soper 1953-5-2 34 Los Angeles Near the sea just S of White's Cove, Catalina Island Comment
  SD30969  Mirabilis laevis var. crassifolia Edith A. Purer 1931-3-12 974 Los Angeles Palos Verdes Hills. Comment
  RSA611370  Mirabilis laevis var. villosa Louis C. Wheeler 1968-9-7 s.n. Los Angeles San Gabriel Mtns.: Big John Flat. 1677 Comment
  UC68805  Mirabilis multiflora var. pubescens H. M. Hall June, 1905 6259 Los Angeles Manzana; Mojave Desert, Antelope Valley 883 Comment
  UCR205666  Modiola caroliniana A. C. Sanders, T. B. Salvato 2009-5-20 36883 Los Angeles San Gabriel Valley, Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 69 Comment
  CAS-BOT-BC435030  Mollugo verticillata A. C. Sanders; Dan S. Cooper 2010-8-5 38534 Los Angeles South Coast: Madrona Marsh Preserve, Torrance. 24 Comment
  SEINET10926304  Monanthochloe littoralis F. R. Fosberg 1931-5-20 Fosberg S 4927 Los Angeles Catalina Harbor, Santa Catalina Island. Salt marsh, upper littoral zone. 0 Comment
  UCR209881  Monardella R. G. Swinney 2008-7-16 9256 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  UC284646  Monardella australis subsp. cinerea I. Johnston 1917-7-4 1420 Los Angeles near summit Baldy (type locality) 2971 Comment
  UCR223144  Monardella breweri subsp. lanceolata R. G. Swinney 2009-7-22 11338 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  POM4643  Monardella exilis H. M. Hall, H. P. Chandler 1906-6-10 7384 Los Angeles Near Mojave Station. Comment
  UCR157990  Monardella exilis David Charlton, Mark Hagen 1989-6-14 3253 Los Angeles Western Mojave Desert, southwest of Piute Ponds, Edwards Air Force Base 701 Comment
  RSA509577  Monardella lanceolata Louis C. Wheeler 1967-8-2 10322 Los Angeles Angeles National Forest; Sulphur Spring. 1585 Comment
  UC2030066  Monolopia lanceolata Steve Boyd, Lee Lenz 2001-5-2 10419 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
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Apr 24 2018
  UCR184103  Monolopia lanceolata A. C. Sanders 2007-4-13 33410 Los Angeles Tehachapi Mtns. Foothills, southeast of National Cement Plant, along creek just below Kern Co. line 1006 Comment
  RSA747272  Muhlenbergia asperifolia R. G. Swinney 2005-8-22 8521 Los Angeles San Gabriel Mountains: Devil's Punchbowl County Park, lower Holcomb Canyon 1280 Comment
  UCR204813  Muhlenbergia asperifolia R. G. Swinney 2005-8-22 8521 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  POM210089  Muhlenbergia californica Victor Duran 1933-8-11 3546 Los Angeles South Fork, Big Rock Creek 1600 Comment
  RSA0021704  Muhlenbergia californica Duncan S. Bell, Caitlin Elam 2013-6-24 5265 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, below Airplane Flat, behind the Bridge To Nowhere. 870 Comment
  RSA729418  Muhlenbergia californica R. G. Swinney 1998-8-21 6778 Los Angeles Cow Canyon, upper NE fork, north of Cow Canyon Rd. c. 0.7 mi. NW of Cow Canyon Saddle. 1348 Comment
  UCR205262  Muhlenbergia californica R. G. Swinney 2005-8-17 8503 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
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Dec 21 2018
  RSA577545  Muhlenbergia microsperma C. Epling, Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  SEINET3129570  Muhlenbergia microsperma L. R. Abrams 1903-3-11 3111 Los Angeles Sepulveda canyon, Santa Monica Mts Comment
  RSA0127985  Muilla coronata Kevin Cornell 2017-3-27 s.n. Los Angeles Lebata Mine to the northeast of the city of Pearblossom. 868 Comment
  RSA0127004  Muilla maritima Louis C. Wheeler 1967-7-15 10046 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  SBBG110499  Munzothamnus blairii S. A. Junak 1996-7-24 SCl 650 Los Angeles Box Cyn, ca. 1.2 mi inland from beach 228 Comment
  SBBG127965  Munzothamnus blairii M. G. Simpson, A. Russell, J. Dunn 2000-7-20 2204 B Los Angeles S side of Eagle Cyn 457 Comment
  UCR205579  Nama californica R. G. Swinney 2008-5-12 8835 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  POM73734  Nama stenocarpa H. E. Hasse 1890-05 s.n. Los Angeles Hillside and Canyon Comment
  RSA533451  Nassella cernua Timothy S. Ross 1991-4-21 4541 Los Angeles Whittier Hills (Puente Hills, pro parte): Ridge on N side of Turnbull Canyon 305 Comment
  RSA668291  Nassella cernua Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 80 Los Angeles San Clemente Island. Comment
  LA105104  Nassella lepida Barry A. Prigge; 1988-7-9 8266 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, 0.3 mi SE of N-jtn of Mulholland Hwy and Old Topanga Rd, S of Calabasas High School. 405 Comment
  LA33435  Nassella pulchra Peter H. Raven; 1959-5-9 14161 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 274 Comment
  RSA431554  Nasturtium officinale Wm. Martin 1971-7-26 s.n. Los Angeles Big Tujunga wash, north and east of Sunland. Comment
  RSA226060  Nasturtium officinale R. F. Thorne, C. W. Tilforth 1971-6-17 39937 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  SBBG127047  Nemophila menziesii var. integrifolia A. Parikh, N. Gale 2011-7-5 3537 Los Angeles rd to Barley Flats, 3.9 km W of Shortcut Station, 1.1 km N of St Hwy 2; San Gabriel Mtns 1665 Comment
  RSA0114946  Nemophila spatulata R. G. Swinney 2011-6-15 15183 Los Angeles San Gabriel Mountains; Chilao Creek, 100 m south and north of Chilao Campground. 1573 Comment
  UCR126250  Nerium oleander A. C. Sanders 2003-3-14 25783 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  RSA426676  Nicotiana bigelovii Anstruther Davidson 1901-1 s.n. Los Angeles Los Angeles. Comment
  CAS-BOT-BC231562  Nicotiana glauca Javier Penalosa 1961-5-21 1521 Los Angeles San Gabriel Co. Comment
  RSA426787  Nicotiana glauca E. A. McGregor 1964-1-8 s.n. Los Angeles Ravine, just east of Whittier. Comment
  UC132219  Nicotiana glauca unknown Apr 1902 837 Los Angeles Garvanza Comment
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Jan 11 2015
  UC1870273  Nicotiana glauca LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1097 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 freeway. South of ... 457 Comment
  UCR223676  Nicotiana glauca R. G. Swinney 2009-6-12 11125 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  RSA610519  Notholaena californica subsp. californica L. C. Wheeler 1933-2-18 1462 Los Angeles Rogers Canyon, San Gabriel Mts. 365 Comment
  JEPS11302  Nuttallanthus texanus Frank W. Peirson 1919-1 187 a Los Angeles San Gabriel Mountains, Rubio Canyon Rubio Canyon; San Gabriel Mountains, Rubio Canyon Comment
  UCSB9600  Nuttallanthus texanus Ballard 1954-5-4 Los Angeles lot bounded by Honnold Medical Bldg., Walter and Co; Claremont 259 Comment
  SEINET12188948  Oenothera bistorta J. F. Bright, Wyman, C. 1931-1 5290 Los Angeles In Antelope Valley under Joshua Trees Comment
  POM3100  Oenothera elata subsp. hirsutissima D. L. Crawford 1915-7-18 s.n. Los Angeles Live Oak Canyon, Claremont Comment
  UC218024  Oenothera laciniata P. A. Munz 1922-7-17 6127 Los Angeles New York Ave. Pasadena Comment
  HSC16491  Oenothera longissima C. S. Apperson 1967-6-17 Los Angeles .5 mi. down Ruby Canyon from Elizabeth Lake Canyon Rd. Comment
  POM126856  Oenothera tetraptera F. M. Reed 1905-10-2 265 Los Angeles Chicago Ave, Riverside. Comment
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Oct 6 2017
  SFV21716  Olea europaea J. N. Hogue 2010-7-30 369 .2 Los Angeles Santa Monica Mountains 1 mile south of Seminole Hot Springs. At trailhead near road. 335 Comment
  UCR115989  Olea europaea A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23289 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 793 Comment
  SEINET10478708  Opuntia X occidentalis John Milton Bigelow 1854-3-19 Bigelow s.n. Los Angeles Near Los Angeles. Comment
  SEINET10732291 Image available Opuntia X occidentalis George Engelmann 1880-9-18 Engelmann s.n. Los Angeles Comment
  SEINET2448950  Opuntia acanthocarpa var. coloradensis Louis C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountians; Grandview Canyon.; 0 1463 Comment
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Nov 12 2014
  CAS-BOT-BC56850  Opuntia littoralis E. R. Blakley 1962-6-10 5248 Los Angeles Field redacted by CAS, contact the data manager for more information 7 Comment
  SFV13214  Oreonana vestita W. M. Perry 1980-6-19 63 Los Angeles San Gabriel Mountains Mount Baldy. Comment
  UC537982  Orobanche fasciculata I. M. Johnston 1917-7-28 Los Angeles San Antonio Mountans. N. Fork, San Antonio Canyon. Comment
  RSA0066439  Orobanche fasciculata Louis C. Wheeler 1967-8-9 10435 Los Angeles San Gabriel Mountains: Saddle between Little Bear Creek and Devil's Canyon. 1981 Comment
  SEINET10836877  Orobanche fasciculata David B. Dunn 1955-5-6 Dunn 11854 Los Angeles Collect in stoddard canyon below the fork in road in san antonio canyon. Abut 1 1/4 yrs after the Fire went thru stripping the chajjaral out. A few of the sycamores had a narrow Strip of cambium surgace on thedown canyon side. Live oaks resprouting from many branches. Shrubs stump sprouting and an abundance of herbaceous species. On hillside. Comment
  UCR126832  Orobanche parishii A. C. Sanders, Mark A. Elvin 2002-8-27 25595 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, Santa Clara River Valley, south of Hwy 126, near mouth on south side of Potrero Canyon 305 Comment
  RSA402078  Orthocarpus purpurascens M. B. Dunkle 1932-6-2 2166 Los Angeles Santa Catalina Island. White's landing Comment
  RSA286660  Osmorhiza berteroi R. F. Thorne, Larry E. DeBuhr 1974-6-28 44758 Los Angeles ANGELES NATIONAL FOREST: Lily Springs area on N slope of Mt. Hawkins, drainage of S Fork Big rock Creek 2439 Comment
  POM139505  Oxalis albicans subsp. californica C. F. Baker 1903-4-22 4175 Los Angeles Monrovia. Comment
  RSA162823  Oxalis albicans subsp. californica Olmsted 1958-3-17 60 Los Angeles Johnson's Pasture Road. With southwest drainage along Thompson Creek. 1 1/4 mile northwest of intersection Indian Hill and Baseline, northwest of Claremont. 473 Comment
  POM353438  Oxalis corniculata E. S. Spalding 1923-5-2 s.n. Los Angeles Los Angeles. Comment
  UCSB11396  Oxalis corniculata Wisehart, Karen 1962-4-16 Los Angeles 6917 Oak Park Ave., Van Nuys Comment
  RSA670306  Oxalis pes-caprae Joseph M. Keefe 2001-3-19 31182 Los Angeles San Rafael Mountains. 2 meters north of Glenoaks Boulevard, 60 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208. 476 Comment
  POM353466  Oxalis pes-caprae F. R. Fosberg 1931-4-9 S 4523 Los Angeles Descanso Canyon, Santa Catalina Island. 5 Comment
  UC6201  Oxytheca parishii var. parishii Dr. A. Davidson 1892-1 Los Angeles Wilsons Peak 1371 Comment
  RSA473023  Packera ionophylla F. R. Fosberg 1931-8-12 S 5670 Los Angeles Summit Mt. Islip, San Gabriel Mountains. 2500 Comment
  CAS-BOT-BC121169  Paeonia californica W. R. Dudley 1907-12-1 s.n. Los Angeles Saw Pit Canyon (near Monrovia) Comment
  RSA656310  Paeonia californica Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 659 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 579 Comment
  SD253510  Paeonia californica R. G. Swinney 2011-3-18 14172 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  POM158290  Parapholis incurva M. B. Dunkle 1928-4-29 1908 Los Angeles Santa Catalina Island. Near beach Little Harbor 3 Comment
  LA33792  Parietaria hespera Peter H. Raven; 1959-5-9 14168 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA653478  Parietaria hespera var. hespera Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 782 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 396 Comment
  RSA616859  Parietaria hespera var. hespera Louis C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains: Just west of Bluebird Truck Trail. 473 Comment
  SD236434  Parietaria judaica R. E. Riefner 2006-1-12 06 13 Los Angeles South Coast: San Pedro, Point Fermin 13 Comment
  SEINET10881407  Passiflora biflora S. Krosnick 2009-3-19 Krosnick 567 Los Angeles In cultivation at RSABG greenhouses. Material originally obtained from John Vanderplank at the National Collection of Passiflora in England (NCP #1918) as P. brighamii. Comment
  UCR125623  Passiflora caerulea A. C. Sanders 2003-5-22 26815 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
  RSA587394  Pectocarya linearis subsp. ferocula Orlando Mistretta 1992-5-8 271 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir 1066 Comment
  HSC3752  Pectocarya penicillata C. E. Fellows 1965-4-19 10 Los Angeles Community of Llano, SW corner at intersection of Hwy. 138 and Victorville cutoff; high, S Mojave Desert Comment
  OBI2907  Pectocarya penicillata Lewis S. Rose 1968-4-5 68015 Los Angeles Acton, Mojave Desert 823 Comment
  RSA0085402  Pectocarya penicillata R. G. Swinney 2010-5-19 12819 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
  UC1971257  Pectocarya penicillata Louis C. Wheeler 1963-5-5 8251 Los Angeles SAN GABRIEL MOUNTAINS: Bear Creek, off West Fork San Gabriel River. Comment
  UCR123929  Pectocarya penicillata Steven R. Hill, K. Kramer 2001-4-22 33343 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
  UCR126910  Pectocarya penicillata A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26196 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  UCR274889  Pectocarya penicillata Michael Honer, Rachel Woodard 2006-4-11 2178 Los Angeles Tehachapi Mountains area, Grazed hills c. 3.5 miles ENE of Quail Lake 976 Comment
  UCR276930  Pectocarya penicillata R. G. Swinney 2010-5-21 12904 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  SBBG119929  Pectocarya setosa A. C. Sanders 2003-4-29 26166 Los Angeles Castaic Mesa, Newhall Ranch, N of Charlie Cyn and E of Lake Hughes Rd 396 Comment
  RSA401940A  Pedicularis densiflora Albert J. Perkins 1916-2-16 s.n. Los Angeles Glendora. Little Dalton Trail Comment
  RSA323748  Pellaea andromedifolia F. H. Elmore 413 Los Angeles San Clemente Island. Comment
  RSA686722  Pellaea andromedifolia M. B. Dunkle 1939-4-4 7247 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  SEINET4556461 Image available Pellaea andromedifolia George B. Grant May 1902 918 Los Angeles South West California Comment
  SFV14647  Pellaea andromedifolia S. Jonsson 1989-3-10 s. n. Los Angeles Santa Monica Mountains Devil's Canyon of Topanga Canyon Road development. 0.5 miles upstream of dam on south-facing slope of wash just past bend in the stream. Comment
  POM863  Pellaea andromedifolia var. andromedifolia M. M. Culter 1916-3-17 s.n. Los Angeles [San Gabriel Mountains] Live Oak Canyon, north of La Verne. Comment
  CAS-BOT-BC71339  Pellaea mucronata Alice Eastwood 1913-5-11 3140 Los Angeles San Fernando Wash Comment
  POM175386  Pellaea mucronata subsp. californica West, Helen E. Sweet, E. Crow 1930-7-12 s.n. Los Angeles Near Pine Flats: north Fork- San Gabriel Canyon. Comment
  RSA762135  Pellaea mucronata subsp. mucronata Orlando Mistretta, Christine Mistretta 2008-5-15 3069 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 75 per TRTP Survey 2008), W fork of the San Gabriel River, Shortcut Cyn. 1200 Comment
  LA94165  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-3-19 1746 Los Angeles SANTA MONICA MOUNTAINS, Trancas Canyon, ca 3 mi from mouth. 304 Comment
  UC450859  Pellaea mucronata var. mucronata Fay A. MacFadden 1931-3-1 52 E Los Angeles Tuna Canyon; Verdugo Hills Comment
  UCR108356  Pennisetum clandestinum L. C. Wheeler 1974-12-29 s.n. Los Angeles San Gabriel Mtns., Bottom of Millard Canyon, on both sides of Angeles National Forest boundary. E side of canyon Comment
  IRVC28592  Penstemon centranthifolius A. C. Sanders, Mark Elvin 2002-6-19 25189 Los Angeles Newhall Ranch, "Long Cyn." 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 335 Comment
  JEPS15177  Penstemon centranthifolius E. Armstrong 1934-3-31 1068 Los Angeles Sandberg Tejon Quad., Sandberg Comment
  RSA350946  Penstemon dubius Robert Kessler 1928-1 s.n. Los Angeles Fire break Mt. Lowe Comment
  POM175341  Penstemon grinnellii subsp. grinnellii E. Crow 1930-6-29 s.n. Los Angeles Near Pine Flats, San Gabriel Mountains. Comment
  RSA189725  Penstemon grinnellii subsp. grinnellii Noel Holmgren, James L. Reveal 1966-5-29 2609 Los Angeles San Gabriel Mountains, Grandview Canyon, County road N4, 4.5 miles below (west northwest of) Big Pines station. 1707 Comment
  RSA408052  Penstemon grinnellii subsp. grinnellii R. S. Woglum 1940-7-6 2902 Los Angeles San Gabriel Mountains, Angeles National Forest, Charlton Flats Comment
  RSA586975  Penstemon grinnellii subsp. grinnellii Orlando Mistretta 1995-5-23 1722 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. West side tributary drainage NE of Pacifico Mtn. 1616 Comment
  SBBG66578  Penstemon grinnellii var. grinnellii R. Hoffmann 1929-5-19 Los Angeles border of Big Rock Crk Comment
  UCR149785  Penstemon heterophyllus Scott D. White, Pam Devries 2004-6-14 10495 A Los Angeles Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 518 Comment
  RSA407933  Penstemon heterophyllus Martha Hilend 1928-5-27 s.n. Los Angeles Hills near Elizabeth Lake. Comment
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Jun 14 2012
  RSA408097  Penstemon heterophyllus Bonnie C. Templeton 1930-5-27 1404 Los Angeles Near Mulholland Drive, Santa Monica Mountains. North of Beverly Hills. 600 Comment
  RSA226345B  Penstemon heterophyllus var. australis Robert F. Thorne, C. W. Tilforth 1971-6-17 39917 Los Angeles 1.4 mile along Placerita Canyon Road beyond Sand Road Junction, W end of San Gabriel Mountains 610 Comment
  RSA764070  Penstemon rostriflorus R. G. Swinney 2008-8-13 9389 Los Angeles Big Rock Creek, 1.3 mi. east of Fenner Canyon. 1860 Comment
  UCR210030  Penstemon spectabilis R. G. Swinney 2008-7-13 9183 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, west fork of Bell Canyon at debris basin 732 Comment
  RSA401897  Penstemon spectabilis subsp. subviscosus M. B. Dunkle 1933-7-11 3661 Los Angeles Upper San Gabriel Canyon. San Gabriel Mountains. Comment
  CHSC24206  Penstemon spectabilis var. subviscosus T. P. Spira 1976-6-19 59 Los Angeles Ca 1 mi e of Los Virgenes Road off of Muholland Hwy. 152 Comment
  RSA729363  Penstemon spectabilis var. subviscosus R. G. Swinney 1998-7-27 6494 Los Angeles Dry Lake, south of Sunset Peak at head of Dry Lake Canyon. 1515 Comment
  SBBG20541  Pentagramma triangularis subsp. triangularis E. R. Blakley 1963-12-7 6342 Los Angeles shallow cyn, 200 ft N of lighthouse, N of Pyramid head 53 Comment
  RSA687365  Pentagramma triangularis subsp. triangularis M. B. Dunkle 1939-4-4 7244 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  RSA0060254  Pentagramma viscosa R. F. Thorne 1966-4-28 36260 Los Angeles Santa Catalina Island: water tank above Mausoleum, Avalon Canyon above road. 182 Comment
  UC812206  Pentagramma viscosa Grant and Wheeler 1904-4-25 Los Angeles Santa Catalina Comment
  UCR27157  Perideridia parishii T. P. Krantz 1980-7-4 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, Horse Flat Campground 1768 Comment
  UCR85828  Perideridia parishii T. S. Ross 1991-8-16 5842 Los Angeles San Gabriel Mtns, Horse Flats 1720 Comment
  SBBG125051  Perideridia pringlei A. Parikh, N. Gale 2010-5-25 3219 Los Angeles E Liebre Mtns, Sierra Pelona, 5.4 km W of State Hwy 14, 2.0 km SW of California Aqueduct 1134 Comment
  SBBG59645  Perideridia pringlei R. Hoffmann 1929-5-22 Los Angeles above Elizabeth Lake Comment
  CAS-BOT-BC73736  Peritoma arborea var. globosa Vernon O. Bailey 1907-10-7 s.n. Los Angeles San Pedro Comment
  POM122301  Perityle emoryi Marcus E. Jones 1926-9-9 s.n. Los Angeles San Clemente Island. Comment
  POM145740  Petalonyx thurberi subsp. thurberi Thomas Craig 1927-6-19 460 Los Angeles Soledad Canyon Road near west junction with Mint Canon Road. [canyon] Comment
  RSA787532  Phacelia austromontana Jane Tirrell 2012-6-4 LS 0057 Los Angeles Crest of ridge at south end of Claude's Ridge, approximately 0.5 miles west of Mt Hawkins 2620 Comment
  CAS-BOT-BC134021  Phacelia cicutaria Geo. B. Grant 1901-4-9 s.n. Los Angeles Avalon, Santa Catalina Id. Comment
  SFV3016  Phacelia cicutaria C. Gasser 1956-5-6 s. n. Los Angeles Santa Monica Mountains Beverly Glen Blvd. near Deevale Drive. Comment
  UC881135  Phacelia cicutaria var. hispida Carl B. Wolf 1932-5-11 3567 Los Angeles point on w side Fourth O' July Cove; Santa Catalina Island 30 Comment
  UCR126818  Phacelia cicutaria var. hispida A. C. Sanders, Mark A. Elvin 2003-6-18 26957 Los Angeles Santa Susana Mountains, Western Transverse Range, around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon 1037 Comment
  UCR150622  Phacelia cicutaria var. hispida Scott D. White 1997-5-8 5071 Los Angeles San Gabriel Mtns, San Gabriel River Canyon, N of Azusa. Canyon bottom and adjacent slopes below Morris Dam 305 Comment
  POM73400  Phacelia cicutaria var. hispida Marcus E. Jones 1902-6-27 s.n. Los Angeles Santa Catalina Island. Comment
  RSA517135  Phacelia cicutaria var. hispida Tim S. Ross 1990-5-14 2492 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1149 Comment
  RSA611770  Phacelia cicutaria var. hispida Louis C. Wheeler 1934-4-24 2557 Los Angeles Liveoak Canyon Dam 457 Comment
  UCR88515  Phacelia cicutaria var. hubbyi Scott D. White, Chet McGaugh 1995-5-16 3079 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  RSA763228  Phacelia cryptantha Justin M. Wood 2010-5-10 1566 Los Angeles San Gabriel Mountains. Little Rock Creek: Downstream of Little Rock Reservoir, within 0.25 miles of the dam. 966 Comment
  UCR269952  Phacelia cryptantha R. G. Swinney 2010-5-19 12778 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
  UCR282016  Phacelia cryptantha R. G. Swinney 2014-5-1 16315 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, east end of Holcomb Ridge, 2.2 road miles east of jct. of Bob's Gap Rd. and Panorama Rd., from base of ridge at Panorama Rd. to high point at 4519 ft. 1378 Comment
  RSA733034  Phacelia davidsonii R. G. Swinney 1998-7-8 6342 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  UC1375400  Phacelia davidsonii Robert F. Thorne and C. W. Tilforth 1971-6-30 40762 Los Angeles along a dry branch of creek 0.3 mi below Alder Saddle; San Gabriel Mts., Angeles National Forest, S Fork of Little 1615 Comment
  RSA0070983  Phacelia davidsonii Robert F. Thorne, M. Z. Thorne 1967-7-19 37177 Los Angeles San Gabriel Mts., Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area. 1982 Comment
  RSA426227  Phacelia distans Jack Rempel 1932-4-24 s.n. Los Angeles El Segundo. Comment
  RSA785821  Phacelia distans K. Dobry 1991-4-4 405 Los Angeles Elsmere Cyn. West San Gabriel Mts. Comment
  SD197802  Phacelia distans R. G. Swinney 2008-5-2 8742 Los Angeles San Gabriel Mountains: Big Rock Creek at Paradise Springs, on campground property. 1470 Comment
  UCSC001210  Phacelia distans Peter Kamb 1948-5-6 939 Los Angeles Lower Sonoran Zone. Desert foothills of the San Gabriel Mts above Little Rock San Gabriel Mts 975 Comment
  RSA74143  Phacelia distans F. W. Peirson 1923-5-21 3512 Los Angeles South face of San Gabriel Mountains. Fish Canyon. 793 Comment
  UCD120429  Phacelia distans J. Sauer; H. Walter 1975-4-12 5648 Los Angeles Malibu State Park, Santa Monica Mountains. Comment
  SBBG11765  Phacelia fremontii H. and M. Dearing 1930-4-15 1473 Los Angeles S of Palmdale Comment
  UCR190896  Phacelia fremontii R. G. Swinney 1998-7-2 6232 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  UCR205612  Phacelia fremontii R. G. Swinney 2008-5-12 8844 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  UCR222764  Phacelia fremontii R. G. Swinney 2009-5-12 10751 Los Angeles Transverse Range; San Gabriel Mtns., lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock 1088 Comment
  HSC24300  Phacelia fremontii Nels Rinden 1971-5-2 32 Los Angeles 6 mi. NW of Phelan on Hwy. 138 in Mojave Desert 1280 Comment
  RSA421523  Phacelia fremontii Anstruther Davidson 1923-6-1 s.n. Los Angeles [Unspecified] Comment
  CHSC110747  Phacelia grandiflora Dean Wm. Taylor 2003-5-29 18593 Los Angeles Mill Creek Summit, Angeles Forest Highwy, along Angeles National Forest Road 4N18 ca 0.8 road miles south from Tie Creek Station. 1386 Comment
  UCR12249  Phacelia grandiflora Art Whistler 1966-4-7 660407- 02 Los Angeles Western Transverse Range, near Mulholland Drive [probably near Woodland Hills], San Fernando Valley Comment
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Sep 16 2011
  RSA773608  Phacelia imbricata R. G. Swinney 2009-6-24 11277 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  POM175345  Phacelia imbricata subsp. imbricata E. Crow 1930-6-29 s.n. Los Angeles near Pine Flats Comment
  RSA579478  Phacelia imbricata subsp. imbricata Tim S. Ross, Steve D. Boyd 1994-5-10 7720 Los Angeles Warm Springs Mountain: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 668 Comment
  JEPS28420  Phacelia imbricata subsp. patula L. R. Heckard 1953-6-15 505 Los Angeles along road to Tujunga Canyon 1.5 mi below summit (w side of mt.); San Gabriel Mountains, Mt. Gleason; along road to Tujunga Canyon, W side of Mt. Gleason, San Gabriel Mts., Los Angeles Co. 1828 Comment
  SBBG54428  Phacelia longipes L. R. Abrams 1902-7-12 2711 Los Angeles Coldwater Cyn, San Antonio Mtns Comment
  UC1177566  Phacelia lyonii Reid Moran 1958-9-15 6826 Los Angeles lower slopes of canyon 1.8 mi se Eel Point; San Clemente Island 100 Comment
  RSA549196  Phacelia minor Tim S. Ross 1990-6-20 3681 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  RSA612173  Phacelia minor Anna Christensen 1997-3-11 2 Los Angeles E Los Angeles County, Claremont, Bernard Biological Field Station (Claremont Colleges) NW corner of Mills Ave and Foothill blvd, 35 yards from E fence in N panhandle region. 412 Comment
  UC1426010  Phacelia minor Donald R. Bissing 1973-5-18 82 Los Angeles ne slope of canyon 0.7 mi from canyon mouth; San Gabriel Mountains, Evey Canyon 780 Comment
  RSA428148  Phacelia parryi Christopher Davidson 1973-4-6 1858 Los Angeles Tapia Park, Malibu Canyon. 244 Comment
  UCR258567  Phacelia ramosissima R. G. Swinney 2010-5-29 13016 Los Angeles San Gabriel Mountains, 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
  POM3700  Phacelia ramosissima var. latifolia M. Hitchcock 1918-7-28 19 Los Angeles Pacoima Canyon. Comment
  RSA188489  Phacelia ramosissima var. latifolia Robert F. Thorne, J. D. Olmsted 1965-8-26 35369 Los Angeles San Gabriel Mountains, Angeles National Forest: along Blue Ridge near upper end of Holiday Hill Ski Lift 2470 Comment
  RSA426114  Phacelia stellaris Anstruther Davidson 2333 Los Angeles Playa del Rey. Comment
  UCR265023  Phacelia tanacetifolia Mitch Provance, Callen Huff 2009-4-28 10671 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  SEINET12280408  Phacelia tanacetifolia J. F. Bright, Wyman, C. 1933-1 8037 Los Angeles between Long Beach and Santa Monica Comment
  UCD120709  Phacelia viscida Daryl Koutnik 1978-6-3 521 Los Angeles Dry Canyon-Cold Creek Road between Mulholland Hwy and Old Topanga Canyon Road. 304 Comment
  RSA562556  Phalaris aquatica Steve Boyd, Orlando Mistretta 1993-5-11 8124 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of Forest on ridge dividing Whitney Canyon and Placerita Canyon 488 Comment
  RSA533906  Phalaris minor Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5136 Los Angeles San Clemente Island: 650 ft. SE of air terminal (New airfield, N end of island). 64 Comment
  UCR216866  Phalaris minor R. G. Swinney 2009-3-12 10097 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39 226 Comment
  CAS-BOT-BC219546  Pholisma arenarium Bonnie C. Templeton 1938-8-31 6514 Los Angeles Dune Ravine, El Segundo Comment
  RSA668152  Pholisma arenarium Ian Swift 2001-6-10 205 Los Angeles W. Antelope Valley, Desert Pines Wildlife Sanctuary, Ave. G and 200th St. West; north flank of Portal Ridge, lower Kings Canyon Wash. 939 Comment
  RSA628875  Pholistoma membranaceum Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  UCR220163  Pholistoma membranaceum R. G. Swinney 2009-4-2 10251 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  UCR264737  Pholistoma membranaceum Steve Boyd, Gary D. Wallace 2011-4-14 12321 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
  SBBG20545  Pholistoma racemosum E. R. Blakley 1963-12-7 6341 Los Angeles shallow cyn sloping to ocean, 200 ft N of Lighthouse, N of Pyramid Head 53 Comment
  CAS-BOT-BC134957  Phoradendron bolleanum Le Roy Abrams; E. A. McGregor 1908-6-2 543 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1066 Comment
  SEINET6057581  Phoradendron densum Unknown 1996-10-14 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
Read comments
Oct 27 2015
  LA209891  Phoradendron leucarpum subsp. tomentosum Betty Studt; 1938-10-1 sn Los Angeles San Gabriel Mountains, Crystal Lake Comment
  RSA309526  Phoradendron pauciflorum James R. Shevock 1976-4-24 5016 Los Angeles Along Big Pines Highway in the vicinity of Apple Tree Campground, San Gabriel Mountains, Angeles National Forest. 1524 Comment
  UC519967  Phoradendron villosum Louis Wheeler 1932-12-17 1452 Los Angeles San Gabriel Mts., San Antonio Canyon 883 Comment
  RSA0072434  Photinia arbutifolia var. macrocarpa F. R. Fosberg 1931-12-11 7159 Los Angeles Santa Catalina Island. Gallagher's Beach. 2 Comment
  UC924380  Phyllospadix torreyi E. Yale Dawson 1948-12-1 5695 Los Angeles Catalina Harbor Santa Catalina Island (se side, at isthmus) Comment
  RSA682967  Phyllospadix torreyi E. Yale Dawson 1957-3-11 16268 -a Los Angeles Lunada Bay, Palos Verdes, Los Angeles Co. Comment
  RSA608933  Picris echioides L. C. Wheeler 1931-5-6 s.n. Los Angeles San Dimas: Puddingstone. Comment
  RSA472034  Picris echioides E. S. Spalding 1923-6-25 s.n. Los Angeles Eagle Rock. Comment
  UCR280727  Pinus coulteri R. G. Swinney 2011-6-7 15106 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
  NY61553  Pinus halepensis C. Dziekanowski 1976-7-20 2413 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
  CAS-BOT-BC78746  Pinus lambertiana Joseph Andorfer Ewan 1936-8-7 9984 Los Angeles Ski Trail above Big Pines, San Gabriel Mts. 2133 Comment
  UC1134118  Pinus ponderosa A. D. Gifford 1935-4-2 550 Los Angeles 1 mi nw. Sawmill Peak; Tejon Quad., Los Angeles National Forest 1584 Comment
  CAS-BOT-BC254411  Piptatherum miliaceum Peter H. Raven 1957-9-21 11366 Los Angeles Topanga Canyon 2.3 miles above US 101 alternate, Santa Monica Mountains Comment
  RSA799808  Plagiobothrys arizonicus Pam De Vries 2013-4-3 7821 Los Angeles Tehachapi Muntains/Western Transverse Range (Gorman Hills). About 0.5 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1032 Comment
  SBBG126027  Plagiobothrys canescens var. catalinensis A. Parikh, N. Gale 2010-5-11 3154 Los Angeles 1.5 km S of Hwy 138 near intersection of 130th St W and Ave E, 0.1 km E of power lines 787 Comment
  SD82922  Plagiobothrys collinus var. fulvescens Robert F. Thorne 1969-7-2 38230 Los Angeles San Gabriel Mountains; Charlton Flats burn of 1954. 1600 Comment
  UCR269884  Plagiobothrys leptocladus Jeremiah George 2015-4-10 415- 06 Los Angeles Western Mojave Desert, Lancaster, southeast of intersection of West Ave. I and 30th St. West, north of Jackman St. 708 Comment
  UCR94690  Plagiobothrys leptocladus A. C. Sanders, E. J. Lott 1993-5-6 13948 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  RSA724742  Plagiobothrys nothofulvus K. Dobry 1991-3-15 d- 413 Los Angeles San Gabriel Mts. Upper Elsmere Cyn Comment
  POM9288  Plagiobothrys nothofulvus P. A. Munz, Harwood 1920-3-3 3230 Los Angeles Hills So of Pomona Comment
  POM243751  Plantago coronopus F. R. Fosberg 1931-4-16 4657 Los Angeles Bulrush Ridge, Santa Catalina Island. 200 Comment
  RSA0115075  Plantago coronopus Steven A. Junak, Keri Kirkland 2001-4-13 SCa- 1431 Los Angeles Santa Catalina Island. Just S of old road, on ridgetop overlooking Empire Landing. 226 Comment
  IRVC29540  Plantago erecta A. C. Sanders 2003-4-29 26167 Los Angeles Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. Western San Gabriel Mtns. 396 Comment
  POM47627  Plantago erecta L. R. Abrams 1899-03 344 Los Angeles Ballona Harbor Comment
  POM283965  Plantago erecta Arthur L. Cohen 1934-8-2 518 Los Angeles Ocean Park, California. Comment
  RSA599898  Plantago hirtella Louis C. Wheeler 1933-10-20 2179 Los Angeles San Gabriel River. 70 Comment
  UCR139945  Plantago indica L. C. Wheeler 1964-10-11 8637 Los Angeles Los Angeles Basin region; San Gabriel Valley, South El Monte, just south of Rush Street, extended Rio Hondo 67 Comment
  UCR216563  Plantago indica Dan S. Cooper 2010-6-15 610- 64 A Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Forest Lawn Drive west of Griffith Park 163 Comment
  RSA62229  Plantago indica Claire Shay, R. C. Crawford 1951-08 s.n. Los Angeles Growing in sand around city hall, Manhattan Beach. Comment
  SD38083  Plantago lanceolata Edith A. Purer 1931-3-16 1010 Los Angeles Along Western Avenue. Comment
  UCSB7469  Plantago lanceolata Crum, Charles 1958-7-14 Los Angeles UCLA Campus; Faculty Hill Comment
  RSA258423  Plantago major C. W. Tilforth 1972-5-12 536 Los Angeles Found only in one area o the Mesa. Comment
  SBBG38672  Plantago ovata var. insularis M. B. Dunkle 1939-4-5 7270 Los Angeles China Pt Comment
  SBBG98057  Plantago ovata var. insularis T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5207 Los Angeles 1300 ft NNW of Guds (888') marker 240 Comment
  RSA0004712  Plantago speciosa George B. Grant 1900-03 2412 Los Angeles Santa Catalina Island, Pacific Shore Comment
  RSA792097  Platanthera leucostachys Jane Tirrell, Shirley Imsand, Walter Fidler 2012-7-6 LS 0095 Los Angeles South side of California state Highway 2 100 m east of mile marker 67.7 2311 Comment
  UC586834  Platanthera limosa Joseph Andorfer Ewan 1934-8-13 8300 Los Angeles n slope, 1/2 mi w Windy Camp Mt. Islip; San Gabriel Mts., n slope Mt. Islip 2286 Comment
  RSA600845  Platanthera sparsiflora Louis C. Wheeler 1966-9-21 8908 Los Angeles San Gabriel Mountains. South fork of Big Rock Creek in the vicinity of Lily Spring. 2378 Comment
  SEINET10297475  Platanthera sparsiflora Unknown 1967-7-19 37181 Los Angeles SAN GABIREL MTS., ANGELES NATIONAL FOREST: Big Cienega Springs above Crystal Lake Recreation Area, moist, mountianside meadow in yellow pine forest, elev. ca. 6500 ft. 1981 Comment
  UCR256866  Platanus racemosa R. G. Swinney 2010-8-16 13549 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  UCR102538  Platystemon californicus George K. Helmkamp 1997-3-6 1348 Los Angeles Western Mojave Desert, west of Lancaster at 125th St. & Calif. Hwy 138 762 Comment
  UCR191999  Platystemon californicus A. C. Sanders 2008-4-17 34949 Los Angeles Transverse Range, foot of hill c. 1 mile SW of Neenach School, c. 1.5 mi. west of mouth of Pine Canyon 945 Comment
  CAS-BOT-BC356128  Pluchea odorata Geo. B. Grant Oct 4 s.n. Los Angeles Los Angeles Comment
  RSA472107  Pluchea odorata L. C. Wheeler 1932-8-28 1305 Los Angeles Puddingstone Canyon, San Jose Hills, S. San Dimas. 259 Comment
  SACT001862  Poa incurva Michael Baad 1976-8-25 Los Angeles Ridge north of and including Twin Peaks. 5.6 km northwest of Homewood. 794.0 Comment
Read comments
Feb 3 2015
  RSA529908  Poa pratensis Timothy S. Ross 1991-8-16 5821 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  UCR43344  Poa pratensis David Charlton 1986-6-15 305 Los Angeles San Gabriel Mtns, Buckhorn Campground: creek along Burkhart Trail 1768 Comment
  IRVC27982  Poa secunda A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26113 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  RSA150862  Poa secunda P. H. Raven 1962-4-12 17332 Los Angeles San Clemente Island: canyon south of canyon below the Tomb, west side of Island 229 Comment
  RSA485428  Poa secunda Elizabeth A. Kellogg, Elizabeth L. Taylor 1980-5-25 321 Los Angeles On and bove cutbank on county road N2. 1220 Comment
  CAS-BOT-BC236212  Poa secunda subsp. secunda Ernest C. Twisselmann 1962-4-18 6954 Los Angeles Tehachapi Mountains. Tejon Ranch: Oso Canyon, 0.5 mile W of Coe Field fence 1036 Comment
  OBI2548  Poa secunda subsp. secunda Larry E. Brown 1970-5-2 1794 Los Angeles San Gabriel Mts. Ca 10 mi S of Joshua Tree State Park Comment
  SBBG131575  Poa secunda subsp. secunda S. A. Junak 2000-4-15 SCa 1206 Los Angeles W side of rd to Lone Tree, ca. 0.1 mi from jct with Divide Rd 478 Comment
  UCD91689  Poa secunda subsp. secunda Daryl Koutnik 1978-3-29 s.n. Los Angeles Chatsworth Resevoir at the W end of the San Fernando Valley. 365 Comment
  RSA670204  Polycarpon tetraphyllum Joseph M. Keefe 2001-3-16 31116 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105. 284 Comment
  UCR195290  Polycarpon tetraphyllum Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-26 1188 Los Angeles Transverse Ranges: Verdugo Mountains Region, northwestern edge of Verdugo Mountains, north of La Tuna Canyon, southeast of Green Verdugo Reservoir 457 Comment
  CLARK-A1528-2457  Polycarpon tetraphyllum John C. Roos 1941-8-1 80 Los Angeles Santa Monica Comment
  RSA135254  Polygala cornuta var. fishiae Peter H. Raven 1960-5-21 15403 Los Angeles Triunfo Canyon. Santa Monica Mountains. 259 Comment
  RSA466391  Polygonum argyrocoleon House, Grumbles Grumbles 1930-8-5 s.n. Los Angeles San Clemente Island. Comment
  RSA430464  Polygonum aviculare subsp. aviculare A. C. Sanders 1987-9-18 7354 Los Angeles El Segundo Dunes, W of L.A. International Airport and Pershing Drive. 38 Comment
  CAS-BOT-BC413998  Polygonum aviculare subsp. aviculare C. W. Tilforth 1968-3-14 141 a Los Angeles LASCA Comment
  RSA464420  Polygonum aviculare subsp. aviculare H. L. Bauer 1929-1 s.n. Los Angeles Long Beach. Comment
  UCD100160  Polygonum aviculare subsp. depressum J. Warren 1952-5-25 s.n. Los Angeles Hershey Hall, UCLA. 121 Comment
  RSA0084859  Polygonum lapathifolium R. G. Swinney 2010-9-1 13670 Los Angeles Big Tujunga Creek, under the overpass of the I-210 Fwy. and on either side, south of W. Tujunga Valley St. 338 Comment
  RSA0091135  Polypodium californicum R. G. Swinney 2011-3-22 14195 Los Angeles mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 509 Comment
  RSA611253  Polypodium californicum L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: West side of Bear Creek, off West Fork San Gabriel River. 610 Comment
  UCR256226  Polypodium californicum R. G. Swinney 2010-6-4 13048 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 512 Comment
  UCSB62381  Polypodium californicum Kendall, M. 1921-3-21 Los Angeles Lone Hill, San Dimas Comment
  CAS-BOT-BC71881  Polypodium californicum J. Von Loh 1978-1-4 3283 Los Angeles S. Clemente I., near Nots Pier 45 Comment
  RSA689876  Polypodium californicum M. B. Dunkle 1939-4-4 7248 Los Angeles Chenetti Canyon, San Clemente Island Comment
  UC557637  Polypodium californicum Nell Murbarger March, 1936 31 Los Angeles from e to w side of isl. San Clemente Isl. Comment
  UCSB62316  Polypodium californicum Kiefer, Lawrence 1967-3-19 Los Angeles San Gabriel Mtns., N of La Canada, Trail Canyon, tributary of Big Tujunga Canyon, ca. 3mi up from confluence 1005 Comment
  UCSB62346  Polypodium californicum Kiefer, Lawrence 1967-1-29 Los Angeles San Gabriel Mtns., NE of Sunland, Fusier Canyon, tributary of Big Tujunga Canyon, ca. 1/2mi from confluence 670 Comment
  UCSB62362  Polypodium californicum Kiefer, Lawrence 1967-4-2 Los Angeles San Gabriel Mtns., N of Altadena, Eaton Canyon, ca. 1/4mi from mouth 457 Comment
  UCSB62385  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  UCSB62762  Polypodium californicum Kiefer, Lawrence 1963-6-9 Los Angeles Santa Monica Mtns., Encinal Canyon, ca. 1.5mi from mouth 182 Comment
  RSA579533  Polypogon interruptus Timothy S. Ross, Steve Boyd 1994-5-24 7843 Los Angeles 'Cottonwood Swamp'' Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. Liebre Mount 512 Comment
  SBBG128762  Polypogon interruptus M. L. Hoefs 1995-5-16 2038 Los Angeles Big Springs Cyn, near rd to Two Harbors 103 Comment
  UCR194264  Polypogon interruptus R. G. Swinney 1998-8-5 6652 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch 1280 Comment
  UCR277215  Polypogon monspeliensis R. G. Swinney 2010-5-25 12940 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  UCR259589  Polypogon viridis R. G. Swinney 2010-9-7 13726 Los Angeles San Gabriel Mountains, NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks 1768 Comment
  UC1595434  Polystichum imbricans subsp. curtum Tim Ross 1992-7-10 6682 Los Angeles Big Tujunga Creek between Coldwater and Wickiup Canyons; San Gabriel Mts 975 Comment
  SD69481  Populus X parryi Robert F. Thorne 1966-4-5 35877 Los Angeles Santa Catalina Island; along Cottonwood Creek by bridge on road from Middle Ranch to Little Harbor. 27 Comment
  RSA573698  Populus balsamifera subsp. trichocarpa Tim S. Ross 1990-8-17 3154 Los Angeles Icy springs in upper Big Rock Creek 1752 Comment
  RSA607600  Portulaca oleracea L. C. Wheeler 1966-10-25 9065 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  RSA0114943  Potentilla glandulosa subsp. ewanii R. G. Swinney 2011-7-29 15587 Los Angeles San Gabriel Mountains; Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  RSA228990  Potentilla glandulosa subsp. ewanii Robert F. Thorne 1971-8-25 41316 Los Angeles San Gabriel Mountains, Angeles National Forest: near Windy Spring on N slope of Mt. Islip. 2256 Comment
  SEINET10628877  Prunus domestica Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3884 Los Angeles City of Santa Monica. Trader Joe's: 3212 Pico Boulevard: Santa Monica, CA, 90405: (310) 581-0253 - phone. 30 Comment
  HSC87291  Prunus ilicifolia Steve Boyd, T. S. Elias 1987-4-14 2048 Los Angeles San Gabriel Mtns., Rincon- Red Box Rd., S of Rincon Forest Station, N of Glendora Comment
  RSA713790  Prunus ilicifolia A. C. Sanders, Helen Kennedy 2005-4-13 29428 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  UC1595213  Prunus ilicifolia Tim Ross, Peter Fritsch 1990-6-20 3668 Los Angeles between West Fork San Gabriel River and Roberts Canyon (Rincon-Red Box Rd (2N24)); San Gabriel Mountains 1255 Comment
  RSA0056485  Prunus ilicifolia Orlando Mistretta, Oscar Dorado 1989-5-10 s.n. Los Angeles Transverse Ranges; Liebre Mountains region: Bouquet Canyon. Comment
  RSA79291  Prunus ilicifolia subsp. ilicifolia E. K. Balls, Percy C. Everett 1952-10-3 18004 Los Angeles 0.7 mile N of turn-off to Mt. Wilson on Highway 2 from La Canada. 457 Comment
  SBBG20511  Prunus ilicifolia subsp. lyonii E. R. Blakley 1963-12-8 6387 Los Angeles head of cyn above Mosquito Cove and between Triangulation Pts Malo and Chenity 304 Comment
  UCR149861  Prunus lyonii Scott D. White 2004-4-23 10234 Los Angeles Los Angeles Basin, City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  RSA187774  Prunus persica Robert F. Thorne 1966-9-15 36684 Los Angeles Santa Catalina Island. Road NW of Parson's Landing, W end of island. 152 Comment
  RSA760672  Prunus virginiana R. G. Swinney 2008-8-13 9405 Los Angeles Big Rock Creek, 1.0 mi. east of Fenner Canyon. 1793 Comment
  RSA600742  Prunus virginiana var. demissa Louis C. Wheeler 1956-9-14 7233 Los Angeles San Gabriel Mountains: Prairie Fork. Comment
  RSA86842  Prunus virginiana var. demissa F. W. Peirson 1923-5-26 3528 Los Angeles Vincent Gulch side of Rock Creek Divide, San Gabriel Mountains 2012 Comment
  CAS-BOT-BC356419  Pseudognaphalium beneolens John Thomas Howell 1930-5-18 5172 Los Angeles Pacoima Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC356559  Pseudognaphalium biolettii Reid Moran 1941-2-19 595 Los Angeles Middle Ranch, San Clemente Island Comment
  POM158323  Pseudognaphalium biolettii M. B. Dunkle 1928-3-31 1771 Los Angeles Little Harbor, Santa Catalina Island. 91 Comment
  SBBG42163  Pseudognaphalium biolettii R. Moran 1941-2-19 595 Los Angeles Middle Ranch 181 Comment
  SBBG52915  Pseudognaphalium biolettii F. C. Boutin 1967-4-23 1679 Los Angeles Lemon Tank 304 Comment
  UCR97811  Pseudognaphalium biolettii Scott D. White 1997-3-12 4768 Los Angeles Western Transverse Range; Santa Monica Mtns., NW of Zuma Beach. Encinal Canyon Road between Pacific Coast Highway & Mulholland Highway 610 Comment
  SD107866  Pseudognaphalium biolettii Larry DeBuhr, Gary Wallace 1972-9-4 722 Los Angeles San Clemente Island; in canyon at West Cove at the northwest end of island. Comment
  SD52941  Pseudognaphalium biolettii Peter H. Raven 1962-4-11 17287 Los Angeles San Clemente Island; north of a point due west of Wall 2. 29 Comment
  UC1587675  Pseudognaphalium biolettii Tim Ross 1991-3-9 1498 Los Angeles dry ridge at head of un-named canyon Whittier Hills (Puente Hills, pro parte) 304 Comment
  UC284181  Pseudognaphalium biolettii P. A. Munz 1923-4-9 6676 Los Angeles side canyon on e coast San Clemente Island Comment
  UCSB23894  Pseudognaphalium biolettii Jensen, Karen 1965-2-28 Los Angeles 1 mile south-southeast of Flint Peak, near Glendale 365 Comment
  RSA0069423  Pseudognaphalium californicum R. G. Swinney 2010-3-10 11801 Los Angeles Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes. 305 Comment
  UC206244  Pseudognaphalium californicum Katharine Brandegee Los Angeles Santa Catalina Id. Comment
  SDSU19668  Pseudognaphalium luteoalbum Michael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2196 Los Angeles San Clemente Island, Horse Beach Canyon, ca. 2.3 miles north of China Point. 183 Comment
  SFV14740  Pseudognaphalium microcephalum J. C. Dittes, P. Dittes 1989-10-28 19 Los Angeles San Gabriel River West Fork of San Gabriel River. 0.67 miles up river from highway. South wall of canyon. 671 Comment
  CHSC26128  Ptelea crenulata James Henrickson 1970-5-2 4660 Los Angeles At Rancho Santa Ana Botanical Garden, Clarmont. 381 Comment
  RSA629736  Pteridium aquilinum var. pubescens L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mountains: Graveyard Canyon, second side canyon. Comment
  UCD136173  Pteridium aquilinum var. pubescens Louis C. Wheeler 1964-6-8 8480 Los Angeles San Gabriel Mountains, Burbank Canyon, W of Thompson Creek Dam. Comment
  RSA250556  Pterospora andromedea R. F. Thorne 1967-10-3 37298 Los Angeles Mt. Baden-Powell: N slope 2439 Comment
  RSA527758  Pterostegia drymarioides Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4325 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  UCR255772  Purshia glandulosa R. G. Swinney 2010-5-12 12704 Los Angeles San Gabriel Mountains/Mojave Desert, Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone 921 Comment
  RSA499262  Purshia tridentata var. glandulosa L. E. Hoffman 1931-11-28 16310 Los Angeles Holcomb Creek, Angeles National Forest. Comment
  RSA86654  Purshia tridentata var. glandulosa F. W. Peirson 1923-5-26 3531 Los Angeles Rock Creek, north slope of San Gabriel Mts. 1448 Comment
  RSA783520  Pycnanthemum californicum J. D. Olmsted 1959-9-29 1038 Los Angeles Spring at Kerchoff Ranch just south of Baldy town in meadow above apple orchard. San Gabriel Mt. Range. 1311 Comment
  UCSB27991  Quercus X alvordiana Lloyd, Robert 1959-3-24 Los Angeles At Oak Flats Fire Station, 10 mi. north of Castaic, Calif, on U.S. Hwy. 99, Tehachapi Mts. 822 Comment
  CAS-BOT-BC104383  Quercus X macdonaldii L. R. Abrams; I. L. Wiggins 1931-7-4 327 Los Angeles Channel Islands. White's Landing, Santa Catalina Island Comment
  CATA1785  Quercus X macdonaldii Benjamin E. Carter, John Clark 2012-8-9 6963 Los Angeles Santa Catalina Island: Bulrush Canyon, below Salta Verde turnoff 255 Comment
  SDSU6982  Quercus X macdonaldii R. M. Beauchamp 1966-8-8 52 Los Angeles Growing along firebreak south of Avalon. 213 Comment
  RSA670627  Quercus berberidifolia Bonnie C. Templeton, I. W. Clokey 1930-4-2 1433 Los Angeles Mulholland Dr., Northwest of Hollywood. Santa Monica Mountains. Comment
  UC1922652  Quercus berberidifolia Valerie Soza, Leland Lubinsky 2001-5-16 1224 Los Angeles Transverse Ranges; Verdugo Mountains region; Northern San Rafael Hills: Liz's Loop (Edison Road) to Cherry Canyon Fire Road. 457 Comment
  POM180345  Quercus chrysolepis Edwin B. Bartram 1920-6-30 528 Los Angeles Mt. Lowe 1433 Comment
  RSA476907  Quercus chrysolepis Robin S. Collins 1973-5-15 273 Los Angeles Angeles National Forest; Trail Canyon, into cyn. ca. 1/2 - 1 mi from beginning of pack trail 610 Comment
  SBBG58046  Quercus chrysolepis R. Hoffmann 1931-8-22 Los Angeles Mt Wilson 1676 Comment
  SEINET13203224 Image available Quercus chrysolepis R. G. Swinney 2011-1 15884 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 meters south to 100 meters north of Hwy 39 (Crystal Lake 7.5' Q.) 1006 Comment
  CAS-BOT-BC86204  Quercus dumosa Peter H. Raven; Henry J. Thompson 1958-10-18 14678 Los Angeles Santa Monica Mountains. along Mulholland Highway 3.2 miles E of Decker Road 640 Comment
  CAS-BOT-BC86211  Quercus dumosa Alice Eastwood 1917-7-20 6523 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC86367  Quercus dumosa Mary H. Ward 1971-2-17 126 Los Angeles San Rafael Hills behind Linda Vista, southwestern Pasadena 304 Comment
  CAS-BOT-BC86368  Quercus dumosa C. B. Wolf 1931-10-20 2467 Los Angeles 1/2 mile above Montrose on the road from Tujunga to La Canada, San Gabriel Mts. 457 Comment
  CAS-BOT-BC86401  Quercus dumosa S. Y. Parnay s.n. Los Angeles Henninger's Flats Comment
  UC767802  Quercus dumosa Wm. H. Brewer Feb 1861 166 Los Angeles San Gabriel Comment
  RSA652363  Quercus durata var. gabrielensis O. Aragon, R. J. Meyer 1950-2-14 s.n. Los Angeles [County L.A. or San Bernardino] Mt. Baldy region. 1829 Comment
  SEINET12036543  Quercus engelmannii W. M. Canby 1894-1 s.n. Los Angeles Pasadena Comment
  RSA595799  Quercus garryana var. breweri Steve Boyd, Lauren Raz 1996-10-8 9014 Los Angeles Liebre Mountains region, crest of Sierra Pelona area at the headwaters of the westerly fork of Maple Canyon, west of Mount McDill. 1402 Comment
  SBBG105565  Quercus garryana var. breweri T. Ross, S. Boyd 1994-9-21 8307 Los Angeles upper W end of the mtn, along Forest Service Rd, SW of Sandberg Triangulation Pt 1575 Comment
  RSA778906  Quercus ilex R. G. Swinney 2009-6-27 11287 Los Angeles San Gabriel River Wash, Azusa/Duarte border, 0.5 mi. north of Puente Largo railway bridge. 194 Comment
  POM270727  Quercus john-tuckeri Lyman Benson 1946-11-21 12238 Los Angeles 5 miles east of Big Pine 1311 Comment
  POM2108  Quercus lobata George B. Grant 1901-5-12 s.n. Los Angeles Collected at Pasadena Comment
  RSA476570  Quercus pacifica Anstruther Davidson 1893-08 s.n. Los Angeles Santa Catalina Island Comment
  UC847941  Quercus pacifica F. R. Fosberg 1931-7-16 S 5433 Los Angeles near Wrigley Reservoir (Gallagher's Canyon, left fork); Santa Catalina Island, Gallagher's Canyon 400 Comment
  HSC97672  Quercus tomentella J. M. Tucker 1992-3-30 Los Angeles Santa Catalina Island, upper end of Gallagher's Canyon, 2 mi NW of Avalon 390 Comment
  SEINET10477725  Quercus tomentella Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4814 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  UC57498  Quercus wislizeni J. H. Barber 1897-6-30 227 Los Angeles Pierson's Mine Comment
  RSA472416  Rafinesquia californica Fay A. MacFadden 1931-5-5 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA653289  Rafinesquia californica Kelly Middleton, David Middleton 1988-5-23 31 Los Angeles Glendora Ridge Road, 7.7 miles north of Glendora Mountain Road and Sierra Madre Blvd. in Glendora. 1066 Comment
  RSA779259  Rafinesquia californica Pam De Vries 2011-5-4 7762 Los Angeles Western Transverse Range, southwest portion of the Liebre Mountains; about 1 air mile WNW of the intersection of Avenida Rancho Tesoro and Tesoro del Valley Dr. (Santa Clarita) 502 Comment
  UC565545  Rafinesquia neomexicana Herbert L. Mason 1926-4-27 3062 Los Angeles 30 mi w Victorville Comment
  RSA400001  Ranunculus hebecarpus Franklin W. Klepinger 1938-4-23 s.n. Los Angeles Malibu Lake region Comment
  RSA400649  Ranunculus repens Cora Mae Life 1923-07 41 Los Angeles U.C. campus. Comment
  LA212152  Raphanus raphanistrum Harold Pirie; 1963-5-12 s.n. Los Angeles Open grass field in disturbed soil just N of Desoto and Ventura in Woodland Hills. 243 Comment
  OBI14972  Raphanus sativus Bill Arbaugh 1966-3-30 38 Los Angeles Pierce College Native Arboritum 244 Comment
  RSA390186  Rhamnus californica subsp. californica E. Crow 1928-5-2 281 Los Angeles San Antonio Canyon Comment
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Jun 10 2012
  UC1584065  Rhamnus californica subsp. californica Tim Ross, Orlando Mistretta, and Peter Fritsch 1990-7-10 4028 Los Angeles ne of Tie Summit Station (e of Angeles Forest Hwy, w drainage that meets Tie Canyon); San Gabriel Mountains, Angeles National Forest, Tujunja Rang 1524 Comment
  UCR273655  Rhamnus californica subsp. californica R. G. Swinney 2011-7-8 15517 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), the middle elevation (& smallest ) of three natural depressions at the north base of Strawberry Peak 1183 Comment
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Jan 24 2017
  UCR189884  Rhamnus californica subsp. tomentella R. G. Swinney 1998-7-27 6502 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  JEPS41979  Rhamnus crocea Frank W. Peirson 1919-3-27 339 Los Angeles w of Arroyo Seco; San Gabriel Mountains 396 Comment
  LA207743  Rhamnus crocea Louis Wheeler; 1932-4-1 539 Los Angeles Liveoak Wash near La Verne 403 Comment
  RSA0039610  Rhamnus crocea L. E. Hoffman 1931-10-12 s.n. Los Angeles Pacoima - near town. Comment
  UC18538  Rhamnus crocea Dr. A. Davidson 1891-1 Los Angeles Comment
  CAS-BOT-BC56006  Rhamnus ilicifolia Marcus E. Jones 1882-5-2 3207 Los Angeles Pasadena Comment
  JEPS42011  Rhamnus pirifolia W. L. Jepson 1908-7-12 3042 Los Angeles Catalina Island Comment
  RSA3684  Rhamnus pirifolia Carl B. Wolf 1932-5-10 3531 Los Angeles Santa Catalina Island, 100 yards SE of summit of Equestrian Trail, back of Avalon 305 Comment
  CAS-BOT-BC59782  Rhamnus pirifolia Mr. J. G. Baker s.n. Los Angeles unspecified. Comment
  JEPS673  Rhamnus tomentella subsp. cuspidata F. W. Peirson 1918-6-16 110 Los Angeles Rock Creek San Gabriel Mts. 1447 Comment
  RSA390145  Rhamnus tomentella subsp. cuspidata L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  CAS-BOT-BC170466  Rhus integrifolia L. E. Cox 1908-3-31 s.n. Los Angeles Catalina Island Comment
  HSC3152  Rhus integrifolia C. E. Fellows 1965-12-20 189 Los Angeles 2 mi. S of Ventura Blvd. on Reseda Blvd., across from the Deauville Country Club, 200 yds. up the hillside Comment
  UCD116875  Rhus integrifolia Geoffrey Levin 1974-3-29 2 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. Alluvial fan of Mt. San Antonio (San Gabriel Mts.). 335 Comment
  SBBG133857  Rhus integrifolia J. George 2012-3-11 Los Angeles Palos Verdes Estates, just E of junction of Palos Verdes Blvd, Palos Verdes W and Palos Verdes Dr N 73 Comment
  CHSC99  Rhus ovata E. Thomas 1940-3-10 Los Angeles Temescal Canyon Comment
  UCR270923  Rhus ovata R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14330 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  UCR271588  Rhus ovata R. G. Swinney 2011-11-3 15995 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre 549 Comment
  JEPS66275  Rhus trilobata Frank W. Peirson 1919-5-10 418 Los Angeles Arraster Creek; San Gabriel Mountains, Arraster Creek 914 Comment
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Aug 21 2014
  UC56270  Rhus trilobata Ernest Braunton 1902-6-1 487 Los Angeles Griffith Park Comment
  UCR194621  Ribes aureum var. gracillimum R. G. Swinney 1999-4-8 7076 Los Angeles San Gabriel Mtns., Claremont, Palmer Canyon c. 100 m east of Cobal Canyon 512 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
  CAS-BOT-BC92448  Ribes aureum var. gracillimum Henry J. Thompson 1959-3-22 1872 Los Angeles Santa Monica Mountains. 1 mile west of Triunfo Canyon 3 miles west of Malibu Lake, Lobo Canyon. 243 Comment
  CAS-BOT-BC93090  Ribes californicum var. hesperium Louis C. Wheeler 1932-1-16 438 Los Angeles Liveoak Wash. 405 Comment
  CAS-BOT-BC93099  Ribes californicum var. hesperium Ellsworth Bethel 1920-6-16 s.n. Los Angeles Monrovia. Comment
  CAS-BOT-BC93093  Ribes californicum var. hesperium Peter H. Raven 1959-2-15 13789 Los Angeles Santa Monica Mountains. On east facing slope Benedict Canyon at Mullholland Drive. 335 Comment
  LA205420  Ribes cereum W. R. Ernst; June 1947 sn Los Angeles Lily Springs- Mt. Hawkins Comment
  RSA278303  Ribes cereum var. cereum John F. Emmel 1976-7-13 552 Los Angeles NE upper slope of Mount San Antonio. 3049 Comment
  LA205448  Ribes indecorum Louis Wheeler; 1933-3-4 1510 Los Angeles Claremont 388 Comment
  UCR182256  Ribes malvaceum R. G. Swinney, Dave Larson 1998-4-26 6043 Los Angeles San Gabriel Mtns., Browns Flat, San Dimas Experimental Forest 1332 Comment
  LA82097  Ribes malvaceum var. viridifolium O. H. Kappler; 1941-2-9 84 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  POM302528  Ribes malvaceum var. viridifolium J. C. Roos 1943-3-20 2598 Los Angeles Sepulveda Blvd, Santa Monica Mts, Los Angeles Comment
  LA205550  Ribes nevadense Carl Epling; Nesta Dunn, Alice Goen 1931-5-16 sn Los Angeles San Gabriel Mountains, Big Pines Camp Comment
  RSA573753  Ribes nevadense Tim S. Ross 1990-8-17 3168 Los Angeles S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine 2042 Comment
  UCR204022  Ribes nevadense R. G. Swinney 2001-9-15 8146 Los Angeles San Gabriel Mountains, Windy Spring, c. 0.3 mi northwest of Little Jimmy Campground on Pacific Crest Trail 2256 Comment
  LA200832  Ribes speciosum H. N. Sauer; J. Sauer, J. Zadny, M. Zadny 1969-3-17 4391 Los Angeles SANTA MONICA MOUNTAINS, upper Rustic Canyon Comment
  SD187423  Ribes speciosum Valerie Soza, LeRoy Gross 2001-5-9 1207 Los Angeles Transverse Ranges; Verdugo Mountains region: Southern San Rafael Hills: south of western end of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134. 296 Comment
  SEINET3151846  Ribes tenuiflorum G. B. Grant, W. Wheeler 1904-5-7 1128 Los Angeles Glendora Comment
  SFV10301  Ricinus communis L. Comee 1978-10-31 s. n. Los Angeles Santa Monica Mountains Topanga Canyon, 0.5 miles from Pacific Coast Highway. Comment
  UCR178896  Rorippa palustris R. G. Swinney 1989-6-10 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon Debris Basin 335 Comment
  UCR282434  Rorippa palustris D. E. Bramlet, Robt. L. Allen 2011-5-24 4847 Los Angeles Coastal Plains and Basins; Los Angeles Basin, Whittier Narrows Recreation Area, east bank of Rio Hondo Creek, 45 ft. north of San Gabriel Blvd. & 817 ft. west of Rosemead Blvd. 59 Comment
  UCR4119  Rubus pensilvanicus 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
  CATA965  Rubus ursinus Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-21 1831 Los Angeles Santa Catalina Island: Lower Middle Canyon, just below junction of road to Ben Weston Beach 153 Comment
  RSA669693  Rubus ursinus LeRoy Gross 2002-4-28 534 Los Angeles North side.Off La Tuna Canyon Road (Santa Monica Mountains Conservancy Land). 549 Comment
  RSA86830  Rubus ursinus Joseph A. Ewan 1931-5-17 4224 Los Angeles Spanish Canyon near Monrovia. Comment
  UCR219425  Rubus ursinus R. G. Swinney 2009-4-1 10233 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon, Monrovia Mountain Park 415 Comment
  SBBG131031  Rumex conglomeratus S. A. Junak 1999-5-6 SCa 884 Los Angeles Parsons Landing, at W end of beach, mouth of cyn crk 3 Comment
  RSA0104980  Rumex conglomeratus Steven A. Junak 1999-7-17 SCa- 1070 Los Angeles Santa Catalina Island. At W end of Rig Field, plant stop. 213 Comment
  RSA0110557  Rumex conglomeratus Steven A. Junak, Keri Kirkland 1998-7-17 SCa- 779 Los Angeles Santa Catalina Island: Lower portion of Silver Canyon, ca. 0.4 air miles inland from beach. 36 Comment
  CHSC26243  Rumex hymenosepalus Thomas W. Eakle 1971-5-2 137 Los Angeles Ca. 20 mi. SE of Palmdale, 2 mi. So. of Vincent on Angeles Crest Hwy. in San Gabriel Mtns. 1310 Comment
  RSA0092330  Rumex hymenosepalus R. G. Swinney 2011-4-20 14450 Los Angeles San Gabriel Mountains: Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 miles upstream in Hunt Cyn. 1220 Comment
  UCR259068  Rumex hymenosepalus R. G. Swinney 2010-5-12 12768 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  CAS-BOT-BC433918  Rumex salicifolius W. R. Dudley; F. H. Lamb 1896-6-7 4351 Los Angeles Kings Canyon, Liebre Mountains Comment
  POM155745  Rumex salicifolius M. B. Dunkle 1928-10-7 2006 Los Angeles Santa Catalina Island, Middle Ranch Canyon. 168 Comment
  RSA198816  Rumex salicifolius Robert F. Thorne, D. Propst 1968-5-27 37634 Los Angeles Middle Ranch Canyon, Santa Catalina Island. Comment
  UCD101484  Rumex salicifolius Richard Arroyo; Ruth Arroyo 1996-5-12 28 Los Angeles Calabasas, Stunt Road. On main trail 900 ft pass stream. Comment
  UCD101627  Rumex salicifolius Daryl Koutnik; Michael Grayum 1978-8-17 s.n. Los Angeles South of Carlisle Road and west of Decker Road in the Santa Monica Mountains. 487 Comment
  RSA383647  Ruppia maritima Robert Gustafson 1981-4-29 2223 Los Angeles Ballona Wetlands, Area 2. Comment
  UC1135106  Salix exigua var. hindsiana Jerome S. Horton 1935-7-18 211 Los Angeles above C.C.C. Camp Dalton Canyon; Pomona Quadrangle Comment
  CHSC26085  Salix laevigata Bill Barron 1968-4-9 6 Los Angeles Ca. 2 miles SE of La Canada along North shore of Devils' Gate Reservoir in San Gabriel Mtns. 304 Comment
  LA200828  Salix laevigata H. P. Bracelin; F. R. Fosberg 1931-10-11 568 Los Angeles 15.0 Comment
  UCR222997  Salix laevigata R. G. Swinney 2009-5-6 10657 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 1085 Comment
  UC506433  Salix laevigata Carl Hedin and Joseph Ewan 1933-6-29 7644 Los Angeles Comment
  POM362704  Salix lasiolepis Robert Gustafson 1981-4-14 2187 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA12637  Salix lasiolepis Carl B. Wolf 1934-8-16 6062 Los Angeles Bryant Ranch east of Long Beach. East side of San Gabriel Flood Control. 700 ft. east and 200 feet south of center of section 25. 5 Comment
  SBBG57874  Salix lasiolepis F. R. Fosberg 1932-1-26 7173 Los Angeles top of grade between Calabasas and Agoura 285 Comment
  SBBG77347  Salix lasiolepis F. R. Fosberg 1931-3-23 34327 Los Angeles Hamilton Cyn, near Avalon 50 Comment
  UC483057  Salix lasiolepis F. R. Fosberg 1932-11-26 7172 Los Angeles top of grade between Calabasas and Agoura Comment
  UCR133747  Salix lasiolepis F. R. Fosberg 1931-10-23 5852 Los Angeles Western Transverse Range; Santa Monica Mtns., Agoura (Picture City), 'alt. 500 m 274 Comment
  UC506473  Salix lasiolepis Carl Hedin and Joseph Ewan 1932-4-22 7625 Los Angeles 40 hectometers e. of Radford Dr. Los Angeles R.; San Fernando Valley, Los Angeles R. Comment
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Oct 9 2014
  UCSB9466  Salix lasiolepis Lloyd, Robert 1960-03 Los Angeles 500 yards up Little Daltion Canyon from the Glendora Mtn Road; San Gabriel Mt. Range Comment
  CAS-BOT-BC128477  Salix lasiolepis var. lasiolepis F. R. Fosberg 1932-1-26 7179 Los Angeles In bottom of Topanga Canyon, Santa Monica Mts. 225 Comment
  CAS-BOT-BC128487  Salix lasiolepis var. lasiolepis G. B. Grant 1904-1-30 4652 Los Angeles Pasadena Comment
  RSA0115825  Salsola Steven A. Junak 1999-9-10 SCa- 1083 Los Angeles Santa Catalina Island. Along Bulrush Canyon Trail, above plant stop. 439 Comment
  UCR216745  Salsola tragus R. G. Swinney 2009-2-20 10014 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
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Dec 24 2010
  RSA145215  Salvia apiana Alice Ann Webb 1961-2-28 779 Los Angeles Mills and Baseline Avenues, Claremont, San Gabriel Mountain Range, San Gabriel Drainage Area. 396 Comment
  POM82648  Salvia apiana L. Ballou 1924-5-5 s.n. Los Angeles Claremont. 396 Comment
  RSA785722  Salvia apiana Doris Bowers 1957-6-22 305 Los Angeles Arroyo Seca, Pasadena 457 Comment
  RSA411357  Salvia carduacea M. Vincent 1962-5-7 241 Los Angeles Llano at junction of road to Mile High [N4]. Comment
  RSA0061138  Salvia columbariae LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6843 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA725086  Salvia columbariae Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -7 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UC1595469  Salvia columbariae Tim Ross 1992-4-4 6086 Los Angeles near sw base to summit Adobe Mtn. (sw Mojave Desert); Mojave Desert, Adobe Mtn. U.S.G.S. 7.5' Topo. 926 Comment
  UC1871053  Salvia columbariae T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3939 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  UCR259767  Salvia columbariae R. G. Swinney 2010-4-28 12421 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  RSA401465B  Salvia columbariae N. C. Cooper 1945-5-1 2241 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  UCSB46628  Salvia columbariae Welton, Patti 1983-3-28 Los Angeles On northeast side of Mulholland Hwy; 1 mile north of Cold Canyon Road; Santa Monica Mtns 518 Comment
  UCR194037  Salvia dorrii R. G. Swinney 1999-6-5 7245 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  CAS-BOT-BC214314  Salvia dorrii var. pilosa Steve Boyd; Lauren Raz 1997-3-25 9262 Los Angeles Extreme northwestern corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road, Libre Mountains Region 950 Comment
  CAS-BOT-BC214316  Salvia dorrii var. pilosa Timothy S. Ross 1991-4-27 4647 Los Angeles Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +- S to SSW), ca 0.25 - 0.3 miles W of the county line, Mojae Desert 1203 Comment
  RSA239428  Salvia dorrii var. pilosa C. W. Tilforth, John Dourley 1973-5-24 815 Los Angeles Bob's Gap, 2 mi ENE of Valyermo Comment
  RSA600738  Salvia dorrii var. pilosa Louis C. Wheeler 1955-4-17 7141 Los Angeles San Gabriel Mountains: Cima Mesa. Comment
  RSA725119  Salvia dorrii var. pilosa Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -41 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  RSA732715  Salvia leucophylla A. C. Sanders 2003-4-29 26174 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, N of Charlie Canyon and E Lake Hughes Rd. 396 Comment
  LA82012  Salvia mellifera Martha Hilend; K Hinsel 1929-3-9 Los Angeles Cahuenga Hills W of Hollywood Lake Comment
  POM62659  Salvia mellifera L. R. Abrams 1901-4-7 s.n. Los Angeles Verdugo Hills Comment
  RSA592169  Salvia mellifera Louis C. Wheeler 1967-5-2 9276 Los Angeles San Gabriel Mountains. North side foothills ca. 0.3 mi. west of LA Aqueduct, just south of San Clarito Hospital. Baker Ranch on Los Angeles County firearms closure map. 396 Comment
  RSA762363  Salvia mellifera R. G. Swinney 2009-3-13 10114 Los Angeles Azusa, mouth of San Gabriel River Canyon, 0.8 mi. north of Foothill Blvd. on east side of main river channel 192 Comment
  UCR259275  Salvia mellifera R. G. Swinney 2010-5-4 12514 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  UCR170404  Salvia spathacea Alex R. Van Dam 2004-5-16 021 Los Angeles Western Transverse Range; Santa Monica Mtns., Franklin Canyon Park on hiking trail on N-facing slope 262 Comment
  RSA590485  Sambucus mexicana T. S. Ross, Walter Appleby 1993-5-20 7211 Los Angeles Western San Gabriel Mts: vicinity of Los Pinetos Spring. 890 Comment
  RSA653836  Sambucus mexicana Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 773 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 335 Comment
  LA82085  Sambucus nigra subsp. canadensis O. H. Kappler; 1940-5-31 40 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SBBG17806  Sanicula arguta P. H. Raven 1962-4-9 17150 Los Angeles Wilson Cove, near barracks 60 Comment
  UC1598746  Sanicula arguta J. H. Barber 1897-3-28 115 Los Angeles Santa Monica Canyon Comment
  CATA878  Sanicula crassicaulis Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1689 Los Angeles Santa Catalina Island: Canyon behind Haypress Reservoir 377 Comment
  SBBG131712  Sanicula crassicaulis S. A. Junak 1999-5-21 SCa 987 Los Angeles W side of Coffee Pot Cyn, just upstream from rd crossing, adjacent to creekbed 411 Comment
  RSA590481  Sanicula crassicaulis T. S. Ross, Walter Appleby 1993-5-20 7199 Los Angeles Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring. 915 Comment
  UCR206464  Sarcostemma cynanchoides subsp. hartwegii A. C. Sanders, T. B. Salvato 2009-5-20 36865 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines NE of Plaza Dr., SE of Montebello Blvd. and SW of San Gabriel Blvd. 108 Comment
  NY43188  Satureja douglasii J. B. Walker 1995-6-6 1437 Los Angeles Santa Catalina Island, Middle Canyon, at pump station 400 Comment
  UCD92918  Schismus arabicus Geoffrey Levin 1975-5-17 508 Los Angeles 1.5 mile east on State 138 from junction with State 18 near Pinyon Hills. 1158 Comment
  UCR123893  Schismus barbatus Steven R. Hill, K. Kramer 2001-4-22 33377 Los Angeles Southwestern Mojave Desert, South side of Calif. Hwy 138 (Pearblossom Hwy) just east of Palmdale and c. 1 mi west of Little Rock; W side of Little Rock Wash 860 Comment
  UCR259122  Schismus barbatus R. G. Swinney 2010-5-4 12521 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  CAS-BOT-BC111382  Schoenoplectus acutus var. occidentalis Timothy S. Ross; Steve Boyd 1994-9-21 8338 Los Angeles Cow Spring Pond; sag pond on the San Andreas Fault Zone. 1155 Comment
  SEINET3165080  Scirpus californicus L. Abrams 1902-6-12 2536 Los Angeles Ballona creek, near Mesmer Comment
  CAS-BOT-BC110938  Scirpus microcarpus Timothy S. Ross; Victor W. Steinmann 1995-5-8 8530 Los Angeles Boquet Canyon, along Boquet Canyon Road. 609 Comment
  SBBG82789  Scirpus microcarpus M. Bufkin -May-1895 Los Angeles near Pasadena Comment
  PASA1035  Scrophularia californica Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  UCR277211  Scrophularia californica R. G. Swinney 2010-5-25 12932 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  UCR48854  Scrophularia californica Steve Morgan 1974-4-20 50 Los Angeles W boundary point of Scholl Canyon Park, Glendale 335 Comment
  RSA425211  Scrophularia californica subsp. floribunda Anstruther Davidson 1920-1 s.n. Los Angeles Laguna. Comment
  POM155786  Scrophularia villosa M. B. Dunkle 1928-4-21 1865 Los Angeles Santa Catalina Island: Renton Mine Hill 305 Comment
  RSA583019  Scrophularia villosa Tim S. Ross, Takara, S. Otte 1993-4-24 6960 Los Angeles Santa Catalina Island, W end of island beyond the isthmus, lower Boughette Canyon (draining NE to Johnsons Landing). 91 Comment
  RSA79452  Scrophularia villosa F. W. Peirson 1907-7-1 s.n. Los Angeles Catalina Island. Comment
  POM210536  Scutellaria siphocampyloides Victor Duran 1933-7-8 3503 Los Angeles San Gabriel Mountains, Horse Flats. 1677 Comment
  RSA0081655  Sedum spathulifolium Joseph A. Ewan 1932-5-30 7225 Los Angeles North Fork Tujunga Creek. San Gabriel Mts. 1067 Comment
  RSA0081659  Sedum spathulifolium L. C. Wheeler 1968-5-31 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon at first side canyon on east side above upper falls. Comment
  CAS-BOT-BC62037  Selaginella bigelovii John H. Thomas 1957-5-25 6779 Los Angeles San Gabriel Mountains, Western side of Santa Anita Canyon, about 7 miles NNE of Pasadena 609 Comment
  RSA279048  Selaginella bigelovii Robert F. Thorne 1971-4-23 41471 Los Angeles San Gabriel Mountains, Angeles National Forest: Chantry Flats, along trail to Santa Anita Canyon 609 Comment
  RSA683751  Selaginella bigelovii Freda Detmers 1929-1-13 s.n. Los Angeles Little Santa Anita Canon Comment
  RSA683755  Selaginella bigelovii Howard de Forest 1929-2-9 s.n. Los Angeles Griffith Park. Comment
  UC813009  Selaginella bigelovii L. W. Nuttall 553 Los Angeles Santa Catalina Isl. Comment
  UC1587671  Senecio Tim Ross 1991-8-14 5795 Los Angeles 3200 ft nw Alder Saddle (Pacifico Mtn Rd); San Gabriel Mts., Chilao Flat USGS 7.5' 1767 Comment
  RSA682080  Senecio mikanioides Scott D. White 2003-1-7 8796 Los Angeles Cismontane Interior Valley: Claremont. Blaisdell Park, east of College Ave. and north of Oak Park Dr. Southeast corner of the park. 332 Comment
  UCR62103  Senecio mikanioides R. G. Swinney 1989-12-27 1500 ` Los Angeles San Gabriel Mtns., San Gabriel Mtns, Glendora Wilderness Park, north side of Big Dalton Canyon Road, 0.7 mi. east of Glendora Mountain Road. 366 Comment
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Mar 7 2013
  SBBG96985  Senecio vulgaris S. Boyd with T. Ross, L. Arnseth 1990-4-8 4343 Los Angeles near Malo Pt, second cyn S of Bryce Cyn Comment
  UCR209513  Senecio vulgaris Dan S. Cooper 2009-4-14 409- 35 Los Angeles Eastern Santa Monica Mtns., above Travel Town, Griffith Park 183 Comment
  POM324250  Senecio vulgaris Cynthia Anderson 1963-4-25 24 Los Angeles San Jose Hills, near Diamond Bar area. 305 Comment
  UC1587633  Senecio vulgaris Tim Ross 1991-4-21 4506 Los Angeles Lower Turnbull Canyon drainage above nw bank stream course (Whittier Hills, Puente Hills pro parte); Whittier Hills (Puente Hills, pro parte): Lower Turnbull Can 182 Comment
  UCR223477  Sequoiadendron giganteum R. G. Swinney 2009-5-28 10938 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
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Jul 25 2018
  LA205900  Sidalcea malviflora A. H. Lange; 1951-5-7 sn Los Angeles Santa Anita Comment
  RSA448215  Sidalcea neomexicana subsp. thurberi Anstruther Davidson 1920-05 s.n. Los Angeles Elizabeth Lake. Comment
  SBBG29896  Silene antirrhina L. C. Wheeler 1932-5-28 782 Los Angeles E side San Antonio Cyn SE of Hog Back 1280 Comment
  RSA746772  Silene gallica R. G. Swinney 2008-4-17 8692 Los Angeles San Gabriel Mtns.: San Dimas, ridge between Sycamore and Shay canyons. 497 Comment
  SBBG71626  Silene gallica M. N. Ackley -Mar-1927 76 Los Angeles Baldwin Hills 91 Comment
  LA94357  Silene gallica Carl Epling; 1925-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA477856  Silene gallica Anstruther Davidson 1889-06 s.n. Los Angeles Los Angeles. Comment
  UC72021  Silene gallica Miss E. D. Palmer November, 1904 Los Angeles vicinity Los Angeles; vicinity of Los Angeles Comment
  LA94353  Silene laciniata subsp. laciniata A. M. Johnson; 1932-5-14 4066 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Summit Decker Road. Comment
  SFV20782  Silene laciniata subsp. laciniata J. N. Hogue 2007-6-7 292 .1 Los Angeles San Gabriel Mountains Arroyo Seco behind JPL. 350 Comment
  CAS-BOT-BC175103  Silene verecunda Wesley O. Griesel 1961-6-29 s.n. Los Angeles Charleton Flats, San Gabriel Mts. 1524 Comment
  RSA771595  Silene verecunda R. G. Swinney 2009-6-2 11004 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  UCR209472  Silene verecunda R. G. Swinney 2008-7-3 9151 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  RSA188708  Silybum marianum R. F. Thorne, Percy C. Everett 1965-6-24 35047 Los Angeles Santa Catalina Island, above pond impounded behind dam in lower Cottonwood Canyon Comment
  CAS-BOT-BC74900  Sinapis alba Dr. H. E. Hasse 1890-3-1 s.n. Los Angeles Soldiers Home. Comment
  CAS-BOT-BC74961  Sinapis arvensis Louis C. Wheeler 1933-6-26 1885 Los Angeles San Bernardino Avenue at San Antonio Avenue. Pomona. 259 Comment
  RSA642510  Sinapis arvensis D. E. Bramlet 1999-5-21 2786 Los Angeles Puente Hills. 427m northwest of the 57/60 freeway and 762m north of Grand Avenue. 122m southwest of Beaverhead Drive in Diamond Bar. 253 Comment
  RSA0047912  Sisymbrium altissimum R. G. Swinney 2010-5-12 12748 Los Angeles Soledad Canyon bottom, 2.2 miles west of Angeles Forest Hwy., 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m. to the east on the south side of West Carson Mesa Rd. 921 Comment
  RSA600366  Sisymbrium altissimum Steve Boyd, Lauren Raz 1997-5-28 9872 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
  RSA724766  Sisymbrium altissimum K. Dobry 1991-4-22 d- 392 Los Angeles West San Gabriel Mts. at Elsmere Cyn Comment
  CDA33379  Sisymbrium irio J. M. Wood 2009-3-6 338 Los Angeles City of Claremont; NW corner of Monte Vista Ave and Foothill Blvd. County line goes through property but most plants were collected in LA County. Comment
  UCSB2436  Sisymbrium irio Wedberg, H. 1958-3-16 Los Angeles 1/2 mile south of intersection of San Diego Freeway and Wilshire Blvd. Comment
  UCD115745  Sisymbrium officinale Robert F. Thorne; D. Propst 1968-5-28 37664 Los Angeles Santa Catalina Island, in central part of Bulrush Canyon. 243 Comment
  RSA0062523  Sisymbrium orientale R. G. Swinney 2010-4-20 12301 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA662619  Sisymbrium orientale Paul Neipp 1994-4-28 17 Los Angeles Directly west of San Dimas Ranger Station on San Dimas Canyon Road. Comment
  HSC13919  Sisyrinchium bellum David Porter 1965-5-14 Los Angeles Along Mulholland Hwy., 1 mi. W of Canyon Rd. 305 Comment
  RSA733588  Sisyrinchium bellum Richard G. Swinney 1998-7-24 6555 Los Angeles San Gabriel Mtns.: Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2200 Comment
  POM1768  Sisyrinchium bellum Bee Dee Abbott s.n. Los Angeles Live Oak Canyon 610 Comment
  UC4228  Sisyrinchium bellum Harley P. Chandler 1897-3-12 Los Angeles Leslie Canyon; Claremont 365 Comment
  UCD138767  Sisyrinchium bellum Garm Beall 1997-3-7 9 Los Angeles Santa Monica Mountains, Winding Way Trail, Escondido canyon, 1/2 mile from trailhead. Comment
  SD251811  Solanum M. B. Dunkle 1939-4-3 7225 Los Angeles San Clemente Island, Chenetti Canyon. Comment
  UCR252895  Solanum douglasii R. G. Swinney 2010-5-29 13400 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  UCR123360  Solanum elaeagnifolium A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25473 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals 335 Comment
  UCR93947  Solanum mauritianum Harry Spilman 1996-6-15 s.n. Los Angeles Pasadena: west side of Arroyo Seco flood control channel, c. 30 m north of San Rafael St. Bridge 244 Comment
  UCR205744  Solanum nigrum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36973 Los Angeles San Gabriel Valley, Baldwin Park, light industrial park at end of Cloverleaf Dr., E bank of the San Gabriel River NE of its confluence with Walnut Creek, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines 89 Comment
  UCR252891  Solanum umbelliferum R. G. Swinney 2010-5-11 12647 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
  UCR271872  Solanum umbelliferum R. G. Swinney 2010-3-24 12063 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
  RSA427407  Solanum umbelliferum M. B. Dunkle 1936-3-28 4713 Los Angeles Santa Catalina Island, Silverado Canyon. Comment
  RSA427372  Solanum wallacei G. R. Johnstone 1929-7-21 s.n. Los Angeles Santa Catalina Island. Comment
  SBBG79167  Solanum wallacei F. R. Fosberg 1932-5-6 8168 Los Angeles Big Wash Cyn, Avalon 25 Comment
  LA51835  Solanum xanti A. M. Johnson; 1928-2-16 2779 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  NY820385  Solanum xanti T. S. Ross 1992-3-22 6049 Los Angeles San Monica Mountains: Triunfo Pass USGS 7.5' quad; W side of Yerba Buena Road ca. 360 m NNW of intersection with Mulholland Highway 488 Comment
  NY178752  Solanum xanti var. wallacei W. A. Wallace s.n. Los Angeles Island of Catalina Comment
  RSA587456  Solidago californica Orlando Mistretta 1995-4-11 1618 Los Angeles San Gabriel Mountains. Santiago canyon. Canyon and slopes draining W slopes of Santiago Canyon ca. 1 mi. SW of confluence with Little Rock Creek. 1098 Comment
  CAS-BOT-BC365021  Solidago velutina subsp. californica S. F. Blake 1910-8-19 794 Los Angeles Oak Knoll, near Pasadena Comment
  UCD136131  Sonchus asper subsp. asper Daryl Koutnik 1978-3-31 199 Los Angeles west fork of Triunfo Creek near Westlake Village homes. 274 Comment
  RSA3479  Sonchus oleraceus C. B. Wolf 1932-5-9 3422 Los Angeles Santa Catalina Island; Avalon. 8 Comment
  UC1348970  Sonchus oleraceus Robert F. Thorne 1966-4-7 35960 Los Angeles Santa Catalina Island 60 Comment
  UC557677  Sonchus oleraceus Nell Murbarger 1936-3-1 110 Los Angeles San Clemente Island Comment
  UCR219444  Sonchus oleraceus R. G. Swinney 2009-3-26 10176 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  RSA12389  Sonchus oleraceus C. B. Wolf 1934-4-11 5601 Los Angeles Bryant Ranch, east of Long Beach, 250 ft. northeast of junction of Hathaway, Los Altos and 8th Streets. 15 Comment
  RSA12404  Sonchus oleraceus C. B. Wolf 1934-4-11 5617 Los Angeles Bryant Ranch, E of Long Beach, 180 ft. east of center of sec. and 150 ft. south of line of SE1/4; T4S R12W S27 SE/4 5 Comment
  RSA349192  Spartium junceum Donald R. Bissing 1973-5-18 80 Los Angeles Evey Canyon, San Gabriel Mountains: At mouth of canyon just below road embankment on north side of Mt. Baldy Road in Evey Canyon. 707 Comment
  UCD108504  Spartium junceum M. A. Salazar 1969-8-12 s.n. Los Angeles Big Tujunga Canyon, c. 5 miles north of Tujunga. Comment
  UCR162577  Spartium junceum Anuja Parikh, Nathan Gale 2004-6-1 2018 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, along Santa Clara River (SCR sect. 2) in vicinity of confluence of Chiquito Canyon 274 Comment
  RSA0016937  Spartium junceum W. A. Reinke 1971-5-3 s.n. Los Angeles On Glendora Mtn. Rd. 8 mi. N. of Glendora Dam on E. side of rd. Comment
  RSA0097889  Spergularia bocconi Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 984 Los Angeles Verdugo Mountains, southwest side: Along Verdugo Mtwy, above Brace Canyon, W of junction with Stough Canyon Mtwy. 610 Comment
  SD90296  Spergularia bocconi Robert F. Thorne 1973-4-12 42928 Los Angeles San Clemente Island; Pyramid Cove at south end of island. 3 Comment
  RSA12265  Spergularia macrotheca C. B. Wolf 1934-4-11 5640 Los Angeles Bryant Ranch, E of Long Beach. On Association oil Co. lease 200 ft no. Bryant well #21 2 Comment
  SBBG131579  Spergularia villosa S. A. Junak 2000-4-15 SCa 1222 Los Angeles E of Lone Tree 432 Comment
  LA206874  Sphaeralcea ambigua Carl Epling; May 1925 sn Los Angeles SW of Palmdale 609 Comment
  POM9417  Stachys bullata P. A. Munz, R. D. Harwood 1920-5-15 3928 Los Angeles Santa Monica. Dry hillside, Coldwater Canyon. 305 Comment
  RSA446650  Stachys bullata Bonnie C. Templeton 1931-5-1 s.n. Los Angeles Mandeville Canyon 350 Comment
  CAS-BOT-BC374810  Stebbinsoseris heterocarpa Timothy S. Ross; Gery Allan; Mark Elvin; Jennifer Stone 1995-5-19 8588 a Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, ca. 1070 ft NNE of the 1135-ft triangulation point 268 Comment
  SBBG131929  Stebbinsoseris heterocarpa S. A. Junak 2000-5-19 SCa 1325 Los Angeles first ridge W of Twin Rocks, above Goat Harbor Beach, at end of rd 289 Comment