Search Results — 2000 specimen records retrieved (1559 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 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
  RSA0065508  Abies concolor Rudi Schmidt 1962-6-2 s.n. Los Angeles Swarthout Valley, Angeles National Forest. 1981 Comment
  SEINET4084341  Abronia maritima R. Moran 1941-1 675 Los Angeles Little Harbor, Santa Catalina Island. 5 Comment
  UCR197744  Acamptopappus sphaerocephalus var. hirtellus Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 108 Los Angeles Transverse Ranges; San Gabriel Mountains, north side of the mountains, right at the north end of Bob's Gap 1220 Comment
  SD262175  Acamptopappus sphaerocephalus var. sphaerocephalus R. G. Swinney 2014-4-10 16064 Los Angeles San Gabriel Mountains: SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100 - 400 m east of Cheseboro Rd. 901 Comment
  RSA696442  Acer macrophyllum J. Vlahos 1934-5-20 s.n. Los Angeles Beyond Camp Angeles. 1677 Comment
  UCR270485  Acer macrophyllum R. G. Swinney 2011-3-22 14194 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  CAS-BOT-BC21677  Achillea millefolium Carl B. Wolf 1932-5-9 s.n. Los Angeles Santa Catalina Island. Junction of Skyline Drive & Pebbly Beach Road. 30 Comment
  SBBG13328  Achillea millefolium E. R. Blakley 1962-6-10 5219 Los Angeles Wilson Cove 9 Comment
  SBBG42505  Achillea millefolium F. R. Fosberg 1931-4-29 4713 Los Angeles small cyn between Cottonwood and Middle Ranch Cyns 100 Comment
  SD30730  Achillea millefolium Frances Post 1931-5-13 Los Angeles Santa Susanna Pass [county a guess; possibly SLO county] Comment
Read comments
Jul 11 2010
  RSA594744  Achnatherum coronatum Timothy S. Ross 1995-4-7 8360 Los Angeles TEMPLIN HIGHWAY ca. 100-250 ft NE of its inter- section with the Old Ridge Route (near the headwaters of Violin Canyon). 866 Comment
  CAS-BOT-BC221642  Achnatherum occidentale subsp. occidentale Timothy S. Ross; Darin Banks 1994-6-21 7991 Los Angeles San Gabriel Mountains. Vicinity of Pacifico Mountain: descending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca 2415 m NW of Pac. Mtn's 7124-foot summit 1905 Comment
  SBBG57050  Achnatherum parishii M. N. Ackley -Mar-1928 54 Los Angeles Eagle Rock Hill 365 Comment
  RSA607194  Achnatherum speciosum L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground 1433 Comment
  CAS-BOT-BC29817  Achyrachaena mollis J. H. Thomas 1901-4-21 1954 Los Angeles Griffith Park Comment
  RSA674845  Achyrachaena mollis Scott D. White 2000-5-6 7783 Los Angeles Puente Hills: City of Rowland Heights, Rancho Rincon de la Brea' near Bill Blevins Park. 213 Comment
  UCR191704  Achyrachaena mollis A. C. Sanders 2008-4-11 34862 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School 945 Comment
  SD13112  Acmispon americanus Edith A. Purer 1935-5-11 6574 Los Angeles Malibou Road, Santa Monica Mountains. Comment
  LA52414  Acmispon maritimus var. maritimus Carl Epling; 1926-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SBBG118140  Acmispon maritimus var. maritimus F. R. Fosberg 1931-3-26 4393 Los Angeles hillside above St Catherine Hotel 15 Comment
  SEINET957934  Acmispon nevadensis V. Duran 1933-1 3529 Los Angeles Buckhorn, San Gabriel Mountains. 1981 Comment
  SDSU4350  Acmispon strigosus A. H. Gallup 1948-3-27 125 Los Angeles Claremont-Open fields. 366 Comment
  UCSB11637  Acmispon strigosus Wisehart, Karen 1962-4-17 Los Angeles Mint Canyon 1 mile west of Palmdale cutoff, 58 miles north of Los Angeles 609 Comment
  LA52446  Acmispon wrangelianus Louis Wheeler; 1932-4-30 673 Los Angeles Santa Monica Mountains, University of California, Los Angeles, Westwood. S of arroyo bridge 137 Comment
  RSA660396  Acourtia microcephala Orlando Mistretta 1992-6-17 585 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  RSA713831  Acourtia microcephala A. C. Sanders 2003-7-15 27098 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, Magic Mountain area, 0.9 mi. south of Castaic Junction, west of water tanks'. 335 Comment
  UCR213331  Acourtia microcephala Justin M. Wood 2009-6-8 854 Los Angeles San Gabriel Mountains, city of San Dimas, Sycamore Canyon, Falcon Ridge Ranch 457 Comment
  POM6258  Acourtia microcephala L. R. Abrams 1902-7-2 2635 Los Angeles on dry hillside Comment
  SBBG131910  Acourtia microcephala S. A. Junak 2000-6-30 SCa 1360 Los Angeles just E of Middle Ranch Rd, ca. 1.1 mi from intersection with Airport Rd 289 Comment
  SEINET10799353  Acroptilon repens David B. Dunn 1948-6-21 Dunn 3835 Los Angeles Collected 1/2 way between Lancaster and Mojave, along road bank. Comment
  CAS-BOT-BC133181  Adenostoma fasciculatum Marcus E. Jones 1926-5-20 s.n. Los Angeles Mountains near Claremont (San Gabriel Mts.) Comment
  RSA773294  Adenostoma fasciculatum R. G. Swinney 2009-6-24 11279 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  UC1234773  Adenostoma fasciculatum Peter H. Raven 1962-5-22 17839 Los Angeles Santa Catalina Isl., Middle Ranch 213 Comment
  UC440465  Adenostoma fasciculatum Carl Epling and Lincoln Ellison 1929-4-27 Los Angeles Santa Monica Mts., Topango Canyon Comment
  RSA390492  Adenostoma fasciculatum var. fasciculatum F. R. Fosberg 1931-5-21 S 4962 Los Angeles Fourth of July Canyon, Santa Catalina Island. Comment
  RSA390576  Adenostoma fasciculatum var. fasciculatum N. C. Cooper 1945-5-1 2218 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  POM187750  Adenostoma sparsifolium Harvey Anderson 1931-08 s.n. Los Angeles Los Alisos Canyon Comment
  SD112342  Adiantum aleuticum Darley F. Howe 1915-3-1 26 Los Angeles San dimas Canyon Comment
  RSA602471  Adiantum capillus-veneris Scott D. White 1997-5-8 5078 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below Morris Dam. 244 Comment
  UCR208109  Adiantum capillus-veneris M. B. Dunkle 1928-3-11 1721 Los Angeles Channel Islands, Santa Catalina Island; Silver [Grand] Canyon 168 Comment
  LA94084  Adiantum jordanii Lawrence L. Kiefer; 1966-3-20 1764 Los Angeles SANTA MONICA MOUNTAINS, Old Topanga Canyon, ca 2 mi from Topanga on Old Topanga Rd. 274 Comment
  LA94100  Adiantum jordanii Lawrence L. Kiefer; 1966-4-9 1823 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 1.5 mi above Sunset Blvd. 228 Comment
  SBBG13309  Adiantum jordanii M. A. Piehl -Jun-1962 62405 Los Angeles E of Thirst 304 Comment
  RSA0119028  Aesculus californica A. C. Sanders 2007-4-25 33562 Los Angeles Tehachapi Mtns.: Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1128 Comment
  UCR209992  Agoseris retrorsa R. G. Swinney 2008-7-16 9253 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  UCR243021  Agrostis R. G. Swinney 2009-8-6 11534 Los Angeles Transverse Range; San Gabriel Mountains, San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom 1073 Comment
  RSA706665  Allium burlewii Naomi Fraga, Paul Morton 2004-5-18 1186 Los Angeles Spur trail from main trail to summit of Mount Hillyer. 1860 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
  UCR108205  Allium haematochiton Steve Boyd, Valerie Soza 1998-4-28 10154 Los Angeles Liebre Mtns., Plum Canyon SW of Cruzan Mesa along Arline Road, c. 2 mi west of the junction w/ Sierra Hwy in Mint Canyon, top of ridge on the south side of the canyon. 634 Comment
  RSA70466  Allium lacunosum var. davisiae F. W. Peirson 1921-6-15 2665 Los Angeles Trail from Pine Flats to Chilao 1677 Comment
  SBBG127041  Allium lacunosum var. davisiae A. Parikh, N. Gale 2011-6-16 3477 Los Angeles Aliso Cyn, 1.3 km W of Angeles Forest Hwy, 0.1 km N of Aliso Cyn Rd; San Gabriel Mtns 1120 Comment
  RSA366491  Allium praecox Anstruther Davidson 1905 Los Angeles Catalina [Island] Comment
  SBBG98468  Allium praecox T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5267 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll; upper portion of drainage 312 Comment
  RSA228893  Allophyllum divaricatum R. F. Thorne 1971-6-26 39985 Los Angeles San Gabriel Mtns., Angeles National Forest: Near entrance to Chilao Flats 1616 Comment
  RSA187859  Allophyllum glutinosum R. F. Thorne 1966-4-30 36336 Los Angeles W fork Gallagher's Canyon, Santa Catalina Island. 91 Comment
  UC879954  Allophyllum glutinosum Ira W. Clokey, B. Templeton Apr. 1929 4468 Los Angeles Mandeville Canyon Santa Monica Mts., Mandeville Canyon 425 Comment
  RSA0081626  Alnus rhombifolia R. G. Swinney 2010-8-30 13634 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  UCSB1003  Alnus rhombifolia Ballard 1954-2-23 Los Angeles San Gabriel foothills 274 Comment
  SEINET10481949  Alyssum alyssoides Robert F. Thorne, Mae Z. Thorne 1969-7-9 Thorne 38473 Los Angeles San gabriel mts, angeles nat'l forest: dry, open, gravelly s facin slope of Table mt. Above big pines ranger station; fls deep purple. 2118 Comment
  RSA598953  Amaranthus blitoides R. G. Swinney 1989-7-12 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Mouth of Lewis Paul Canyon. 502 Comment
  UCR142890  Amaranthus hybridus L. C. Wheeler 1966-10-25 9066 Los Angeles San Gabriel Mtns, E[dwin]Waldo Ward's grove, 0.25 mi. north of El Encanto, San Gabriel Canyon 244 Comment
  CATA1975  Amblyopappus pusillus F. R. Fosberg 1931-4-29 Los Angeles Santa Catalina Island: Small canyon between Cottonwood and Middle Ranch Canyons 140 Comment
  RSA416875  Amblyopappus pusillus F. R. Fosberg 1931-4-29 S 4718 Los Angeles Santa Catalina Island. Small canyon bet. cottonwood and Middle Ranch Canyons. 140 Comment
  SEINET2043131 Image available Amblyopappus pusillus Jon Rebman, J. Dunn 1996-4-29 3106 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island; 10 Comment
  RSA760606  Ambrosia acanthicarpa R. G. Swinney 2008-12-2 9927 Los Angeles Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  SBBG31330  Ambrosia chamissonis R. F. Thorne with P. C. Everett 1965-6-23 34950 Los Angeles behind N beach at Little Harbor Comment
  SDSU157  Ambrosia chamissonis R. M. Beauchamp 1967-3-19 333 Los Angeles San Clemente Island. Comment
  UC64852  Ambrosia chamissonis N. K. Berg 1904-3-8 Los Angeles Redondo Comment
  UC557669  Ambrosia chamissonis Nell Murbarger 1936-5-1 188 Los Angeles nw harbor San Clemente Island Comment
  SD41395  Ambrosia psilostachya Edith A. Purer 1933-10-7 5594 Los Angeles Stabilized sand dunes, El Segundo. Comment
  POM126810  Ammannia coccinea Anstruther Davidson 1902-5-30 1913 Los Angeles Bixby Slough [Harbor Lake/Harbor Park near Long Beach] Comment
Read comments
May 28 2010
  SBBG30035  Ammannia coccinea L. C. Wheeler 1933-9-25 2121 Los Angeles Puddingstone Dam, San Jose Hills 274 Comment
  RSA415282  Amorpha californica var. californica L. E. Hoffman 1929-5-14 s.n Los Angeles Pacoima Canyon, Angeles National Forest Comment
  UC862264  Amorpha californica var. californica K. Kneen 1933-5-14 Los Angeles Topanga Canyon Comment
  SFV3054  Amsinckia douglasiana P. G. Kilburn 1958-4-11 706 Los Angeles Santa Susana Mountains Oat Mountain, north slope ravine. Roadside. 945 Comment
  CATA426  Amsinckia intermedia Sara L. Crockett, Sheila Schueller 1997-3-8 564 Los Angeles Santa Catalina Island: Valley of the Ollas, 2.8 miles W on Empire Landing Road from jct. with Airport Road; N side of the road, ca. 200 m toward San Pedro Channel 268 Comment
  UC284962  Amsinckia intermedia P. A. Munz 1923-4-8 6630 Los Angeles e coast San Clemente Island Comment
  UCR143139  Amsinckia intermedia Steve Boyd, Lauren Raz 1997-3-25 9274 Los Angeles Liebre Mountains Region, Knapp Ranch area at upper end of Castaic Creek drainage in valley at head of Cienega Canyon, south of Liebre Mountain,, just NE of ranch compound 1061 Comment
  UCR125431  Amsinckia menziesii var. menziesii A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25716 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
  UCR192049  Amsinckia vernicosa var. vernicosa A. C. Sanders 2008-4-11 34855 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School 990 Comment
  RSA708608  Anagallis arvensis Valerie L. Soza, LeRoy Gross 2001-5-9 1209 Los Angeles Southern San Rafael Hills: South of Scholl Canyon, Valle Vista fire road, west of junction with Scholl Canyon Road, ridgetop north of Hwy 134. 297 Comment
  UC204674  Andropogon glomeratus var. pumilus Geo. L. Moxley 1917-9-3 632 Los Angeles San Gabriel Mts. Eaton Canyon; , Eaton Canyon Comment
  RSA86715  Andropogon glomeratus var. scabriglumis F. W. Peirson 1926-3-20 6517 Los Angeles Arroyo Seco, near Altadena. Alt. 2500 ft. 762 Comment
  SD232138  Andropogon glomeratus var. scabriglumis Justin M. Wood 2008-11-25 255 Los Angeles San Gabriel mountains, Big Tujunga Canyon, near road to Wildwood picinic area. On the side of the road in vicinity of spring. 579 Comment
  POM257565  Anemopsis californica C. B. Wolf 1932-5-12 3587 Los Angeles Santa Catalina Island. 3/4 mile from Little Harbor on Isthmus Road. 30 Comment
  UCR205840  Anemopsis californica R. G. Swinney 2008-6-9 8974 Los Angeles San Gabriel Mtns., mouth of Sandrock Creek, 0.26 mi. (air) south of Valyermo post office 1137 Comment
  RSA578790  Anemopsis californica T. S. Ross, Steve D. Boyd 1994-7-7 8169 Los Angeles Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the 'Kelley Ranch' inholding (USFS map, 1958; 'Knapp Ranch', Angeles National Forest map, 1982) 1000 Comment
  RSA416650  Anisocoma acaulis Anstruther Davidson 1893-5-12 s.n Los Angeles Lancaster. Comment
  RSA599825  Antirrhinum coulterianum Steve D. Boyd, Lauren Raz 1997-5-6 9754 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  UCR271525  Antirrhinum coulterianum R. G. Swinney 2011-5-31 14895 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  POM354839  Antirrhinum coulterianum N. C. Cooper 1949-6-29 4359 Los Angeles San Gabriel Canyon. 457 Comment
  UC55369  Antirrhinum multiflorum J. H. Barber 1900-1-1 Los Angeles Soma Canon Comment
  SD48952  Antirrhinum nuttallianum subsp. subsessile Reid Moran 1958-9-15 6831 Los Angeles San Clemente Island, canyonside, 1.8 miles SE of Eel Point 99 Comment
  RSA526540  Aphanisma blitoides Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4283 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  LA200142  Apiastrum angustifolium O. H. Kappler; 1941-5-9 254 Los Angeles Santa Monica Mountains, Cold Creek 182 Comment
  RSA0080790  Apiastrum angustifolium R. G. Swinney 2010-5-7 12575 Los Angeles Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210 Fwy. 494 Comment
  RSA470381  Apiastrum angustifolium Geo L. Moxley 1915-4-14 307 Los Angeles Ridge SW of Museum Hill. Comment
  SBBG12439  Apiastrum angustifolium P. H. Raven 1962-5-9 17665 Los Angeles near head of cyn at S end of Mosquito Cove 320 Comment
  UCR147291  Apocynum cannabinum Orlando Mistretta, Peter L. Morrell 1992-6-4 500 Los Angeles Transverse Ranges; San Gabriel Mountains region, Shortcut Canyon, OVH area. Arroyo District, paralleling Big Tujunga 1463 Comment
  UCR205261  Aquilegia formosa R. G. Swinney 2005-8-17 8504 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
Read comments
Dec 20 2018
  POM18102  Aquilegia formosa var. truncata P. A. Munz 1923-5-25 6810 a Los Angeles Big Rock Creek, San Gabriel Mts. 1280 Comment
  RSA0126230  Arabis glabra var. glabra Mike Hammitt, Jason Rick 1991-6-19 s.n. Los Angeles Sawpit Canyon. 549 Comment
  RSA0128660  Arabis repanda var. repanda L. C. Wheeler 1967-9-4 10656 Los Angeles San Gabriel Mountains: Pine Mountain Ridge 2241 Comment
  POM95486  Arabis sparsiflora var. californica Marcus E. Jones 1902-6-28 s.n. Los Angeles Pasadena. 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
  CAS-BOT-BC24151  Arctostaphylos Timothy S. Ross; Steve Boyd 1994-6-23 8034 Los Angeles Flora of the Liebre Mountains, Sawmill Mountain: 5514' summit and immediately adjacent slopes, Burnt Peak 7.5' USGS 1680 Comment
  UCR150904  Arctostaphylos Valerie Soza, Kent Hughes 1999-6-17 565 Los Angeles Transverse ranges; San Gabriel Mountains, Upper Winter Creek Trail 793 Comment
  CAS-BOT-BC23861  Arctostaphylos catalinae Reid Moran 1949-2-8 3153 Los Angeles Catalina Island, canyon above Whites Landing 457 Comment
  RSA188026  Arctostaphylos catalinae R. F. Thorne 1966-4-28 36258 Los Angeles Santa Catalina Island: Hay Press area. 427 Comment
Read comments
Jul 10 2011
  RSA253130  Arctostaphylos catalinae Gary D. Wallace, Mark Hoefs 1975-3-23 1412 Los Angeles Santa Catalina Island above road from Avalon ca. 1/8 mi. S of Haypress Reservoir. 411 Comment
  RSA626736  Arctostaphylos glandulosa Jon E. Keeley 1978-9-4 7231 Los Angeles Mt. Gleason (Arcto study site). 2000 Comment
  RSA626830  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1992-10-15 22125 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  RSA631200  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley, Melanie Baer Keeley 1992-10-11 21975 Los Angeles Liebre Mountains, 1.5 km east of Bear Campground. 1700 Comment
  RSA629094  Arctostaphylos glandulosa var. cushingiana Jon E. Keeley, Allen Massihi 1992-8-20 20259 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  CAS-BOT-BC39346  Arctostaphylos glauca Vernon Bailey 1907-10-30 s.n. Los Angeles Saugus Comment
  RSA631431  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20494 Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  RSA631503  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15981 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631525  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15659 Los Angeles Angeles Forest Highway, 2 km north of Big Tujunga Canyon turnoff. 1100 Comment
  RSA631557  Arctostaphylos glauca Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 22002 Los Angeles Road 7N23, 3 km south of N2, north base of Liebre Mountains. 1425 Comment
  RSA631574  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15939 Los Angeles Hughes Lake Road, 7 km north of Highway 5. 400 Comment
  RSA631656  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15706 Los Angeles Angeles Forest Highway, 11 km north of Big Tujunga Canyon turnoff. 1425 Comment
  RSA0087360  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15750 Los Angeles Santa Clara Divide Rd. (3N17), 2 km off Sand Canyon Rd., San Gabriel Mountains. 900 Comment
  RSA139612  Arctostaphylos parryana A. E. Wieslander 1938-10-23 816 Los Angeles near head of Swarthout Valley 1982 Comment
  RSA634764  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22029 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA634853  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20578 Los Angeles Road to Suphur [Sulphur] Springs Cpgrd., across from Singing Pines Camp, 1.7 km N of Angeles Crest Hwy, N of Chilao. San Gabriel Mtns. 1640 Comment
  RSA635071  Arctostaphylos parryana subsp. tumescens Jon E. Keeley 1992-8-3 11158 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  RSA635118  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20356 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  RSA635163  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20282 Los Angeles Angeles Forest Hwy., 1.7 km N of Mill Creek Summit. San Gabriel Mtns. 1385 Comment
  RSA250392  Arctostaphylos patula R. F. Thorne 1967-10-3 37282 Los Angeles Mt. Baden-Powell: Lamel Spring 2378 Comment
  RSA635234  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20669 Los Angeles Angeles Crest Hwy., Dawson Saddle. San Gabriel Mtns. 2410 Comment
  RSA549182  Arenaria macradenia var. arcuifolia Timothy S. Ross 1992-7-16 6693 Los Angeles Mendenhall ridge road, 70 degrees ENE, 2480m distant from Indian Ben Saddle; Forest service gate on NE side of 5846-ft. knoll. 1752 Comment
  UCR85822  Arenaria macradenia var. arcuifolia T. S. Ross, Steve Boyd 1991-7-24 5615 Los Angeles San Gabriel Mtns, Ridge NNE of Granite Mountain 1942 Comment
  UCR202520  Arenaria nuttallii subsp. gracilis R. G. Swinney 2001-8-9 8012 Los Angeles San Gabriel Mtns., east peak on Pleasant View Ridge 2504 Comment
  CAS-BOT-BC384747  Arenaria serpyllifolia var. serpyllifolia Frank W. Peirson 1924-5-27 4622 Los Angeles San Gabriel Mts. Colby's Ranch Comment
  CAS-BOT-BC384748  Arenaria serpyllifolia var. serpyllifolia I. M. Johnston 1918-4-25 1978 Los Angeles Claremont 365 Comment
  SBBG2315  Argemone munita J. M. Tucker 1946-10-18 1470 Los Angeles Hwy 99, 3.9 mi S of Gorman Comment
  UCR271574  Argemone munita R. G. Swinney 2011-5-19 14790 B Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), near entrance gate to camp, 0.54 miles at 84 deg. SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Colby Cyn. 1018 Comment
  POM285865  Argemone munita Gerald B. Ownbey, Findley Ownbey 1954-5-29 2122 Los Angeles 1.9 miles SE of Valyermo Postoffice on road to Wrightwood. Comment
  RSA763833  Argyranthemum foeniculaceum Doris Bowers 1972-7-13 1863 Los Angeles Lunada Bay 1 Comment
  SBBG31081  Artemisia californica R. F. Thorne with D. Propst 1968-5-27 37629 Los Angeles near margin of Thompson's Reservoir, Middle Ranch, at upper W end of reservoir Comment
  UCR256846  Artemisia californica R. G. Swinney 2010-8-16 13556 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  CAS-BOT-BC84926  Artemisia californica Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  SBBG62509  Artemisia douglasiana R. Hoffmann 1927-8-31 Los Angeles Bouquet Cyn Comment
  RSA417275  Artemisia douglasiana George R. Johnstone 1930-8-10 s.n. Los Angeles San Gabriel Canyon. 1524 Comment
  UC1595414  Artemisia douglasiana Tim Ross and Annette H. Ross 1991-7-29 5716 Los Angeles near n base Elephant Hill (on mesic n slope. W of Pomona); Puente Hills 228 Comment
  RSA774170  Artemisia ludoviciana R. G. Swinney 2009-7-22 11355 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  RSA177586  Artemisia tridentata S. Carlquist 1965-4-22 1701 Los Angeles 11 miles east of Palmdale, along highway Comment
  UC1190082  Artemisia tridentata H. J. Thompson 1951-1-1 1425 Los Angeles 2 mi wnw Saugus (along Saugus-Newhall Ranch cut-off, high banks above river); Santa Clara River 304 Comment
  CAS-BOT-BC97267  Artemisia tridentata subsp. parishii Dr. Barton W. Evermann 1916-5-16 s.n. Los Angeles Saugus Comment
  SD75648  Arthrocnemum subterminale M. B. Dunkle 1940-8-21 7652 Los Angeles Middle of San Clemente Island. Comment
  RSA729685  Arundo donax R. G. Swinney 1999-4-5 7067 Los Angeles lower Boulder Canyon Wash, 0.2 mi. south of Ft. Tejon Rd. (Ave. Y) on 217th St. East. Dry wash on roadside; Joshua tree and juniper woodland. 1183 Comment
  IRVC26361  Asclepias californica A. C. Sanders, Mark A. Elvin, et al. 2003-4-16 26046 Los Angeles Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park NE end of Santa Susana Mtns. 366 Comment
  POM3579  Asclepias eriocarpa J. F. Illingworth 1898-05 s.n. Los Angeles Claremont. 366 Comment
  SEINET10862418  Asclepias eriocarpa Louis C. Wheeler 1946-8-24 Wheeler 6244 Los Angeles San Gabriel Mountains. Wawaona Lodge (site) adjacent to Crystal Lake 1699 Comment
  CATA3178  Asclepias fascicularis Julie L. King 2016-10-25 5 Los Angeles Santa Catalina Island: North side of West End Rd., ca., 320 meters before junction with Parsons Landing Rd. 89 Comment
  RSA0104715  Asclepias vestita R. G. Swinney 2009-5-6 10652 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  SD113032  Asclepias vestita Darley F. Howe 1947-5-5 1547 Los Angeles Highway between Vincent and Littlerock; Mojave Desert. Comment
  UCR197790  Asclepias vestita subsp. parishii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 85 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  CATA3424  Asparagus asparagoides Olivia Reda, Julia Parish, Jamie Choi, Tobias Nickel, Stuart Olshevski 2017-3-31 001 Los Angeles Santa Catalina Island: Middle Ranch reservoir 206 Comment
  CAS-BOT-BC478975  Asphodelus fistulosus Tim Ross; Elizabeth Kellogg 1992-4-13 6137 Los Angeles North head of San Clemente Island, on sandy NE-facing terrace off the E end of the active runway. 42 Comment
  LA200995  Asphodelus fistulosus Carl Wishner; 1998-6-23 3092 Los Angeles 150.0 Comment
  UCR208180  Aspidotis californica M. B. Dunkle 1928-4-21 1879 Los Angeles Channel Islands, Santa Catalina Island, Renton Mine Hill 335 Comment
  RSA417665  Aster greatae Freda Detmers 1928-9-30 s.n. Los Angeles San Gabriel Canyon Comment
  RSA630370  Astragalus acutirostris L. C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent. 991 Comment
  LA35990  Astragalus brauntonii Peter H. Raven; Henry J. Thompson 1960-5-16 15382 Los Angeles Santa Monica Mountains, ridge east of Temescal Canyon, along fire-break 243 Comment
  UCR223017  Astragalus didymocarpus var. dispermus R. G. Swinney 2009-5-5 10623 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  RSA226012  Astragalus douglasii var. douglasii R. F. Thorne, C. W. Tilforth 1971-6-29 40668 a Los Angeles San Gabriel Mountains, Angeles National Forest: near junction of Angeles Forest & Mt. Emma Roads 1128 Comment
  RSA596066  Astragalus douglasii var. douglasii L. C. Wheeler 1967-5-9 9400 Los Angeles Gleason Canyon, south of Aliso Canyon. 1006 Comment
  UC862687  Astragalus douglasii var. douglasii Carl B. Wolf 1932-10-21 4365 Los Angeles 1 mi e below Big Pines Park (Swartout Valley, (Swarthout Valley?), San Gabriel Mts.); San Gabriel Mts., Swartout Valley, below Big Pines Park 1981 Comment
  CAS-BOT-BC182946  Astragalus filipes Ernest C. Twisselmann 1964-6-10 9624 Los Angeles Old Highway 101, 0.5 mile northwest of Gorman 1188 Comment
  UC792399  Astragalus miguelensis Ira L. Wiggins 1949-2-22 11960 Los Angeles northern end San Clemente Island Comment
  SD249202  Astragalus nevinii Michael G. Simpson, Adrienne Russell, et al. 2000-7-19 2185 Los Angeles San Clemente Island, ca. 0.1 mile southwest from the end of road that runs south from Eel Point. 27 Comment
  SBBG117938  Astragalus trichopodus var. lonchus M. E. Jones 1903-5-15 Los Angeles Santa Catalina Island 30 Comment
  CAS-BOT-BC194049  Astragalus trichopodus var. lonchus Reid Moran 1941-2-23 603 Los Angeles Northwest of Wilson's Harbor, Santa Catalina Island Comment
  POM123359  Astragalus trichopodus var. phoxus Marcus E. Jones 1926-6-7 s.n Los Angeles Ridge Route. Comment
  UC13323  Astragalus trichopodus var. phoxus J. H. Barber 1897-1-24 175 Los Angeles near Newhall (Santa Monica); , near Newhall Comment
  SBBG114309  Atriplex argentea var. expansa M. R. Benedict 1971-6-26 Los Angeles Northwest Harbor Comment
  RSA620016  Atriplex canescens LeRoy Gross 1998-11-1 99 Los Angeles Southern base San Gabriel Mtns.: Big Tujunga wash. East of 210 freeway, city of Sunland. 365 Comment
  UC1595445  Atriplex canescens Tim Ross 1992-7-10 6687 Los Angeles 6 degrees N and 2520 m distant from Thorn Peak (Upper Big Tujunga Canyon along UBTC Road, San Gabriel Mountains); San Gabriel Mountains, Upper Big Tujunga Canyon 1085 Comment
  RSA0117621  Atriplex confertifolia Sarah J. J. De Groot 2005-5-19 4978 Los Angeles Antelope Valley, along Avenue G between 30th and 40th Streets. 702 Comment
  RSA188194  Atriplex coulteri R. F. Thorne, P. Everett 1965-6-23 34980 Los Angeles Santa Catalina Island. Hay Press Reservoir 411 Comment
  SD53035  Atriplex coulteri Peter H. Raven 1962-5-8 17589 Los Angeles San Clemente Island; Slopes above Seal Cove. 39 Comment
  UCR123268  Atriplex heterosperma A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25491 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley 300 Comment
  CAS-BOT-BC170117  Atriplex lentiformis Le Roy Abrams 1901-8-1 2189 Los Angeles Santa Monica Comment
  CAS-BOT-BC170118  Atriplex lentiformis Charles Piper Smith 1910-8-5 2307 Los Angeles Santa Monica Comment
  RSA535893  Atriplex lentiformis subsp. breweri T. S. Ross 1991-9-2 5932 Los Angeles Santa Monica Mountains; near Mulholland Hwy at Yerba Buena Rd. 503 Comment
  POM121940  Atriplex lentiformis subsp. breweri H. E. Hasse 1890-09 s.n. Los Angeles Santa Monica Comment
  LA82480  Atriplex leucophylla O. H. Kappler; 1944-5-28 634 Los Angeles Santa Monica Mountains, Zuma Beach 7 Comment
  CAS-BOT-BC180943  Atriplex nummularia Carl B. Wolf 1931-12-30 2632 Los Angeles Playa del Rey 15 Comment
  RSA65385  Atriplex pacifica F. W. Peirson 1923-4-11 3461 Los Angeles In canyon below farm buildings at Eagle Ranch, San Clemente Island Comment
  CAS-BOT-BC176356  Atriplex parryi Roxana S. Ferris 1918-6-12 900 Los Angeles In desert road between Oban and Lancaster Comment
  UCR24186  Atriplex parryi John C. Roos 1947-7-21 s.n. Los Angeles Western Mojave Desert, Lancaster 762 Comment
  SBBG131537  Atriplex prostrata S. A. Junak 1999-7-16 SCa 1057 Los Angeles just inland from mouth of Cottonwood Cyn, N side of creekbed 6 Comment
  POM279023  Atriplex rosea Grant D. Brown 1949-11-7 420 Los Angeles Jackson Lake, Big Pines-Valyermo Road 1981 Comment
  RSA478379  Atriplex rosea Robert L. Dressler 1948-7-28 67 Los Angeles Baldwin Hills, rolling hills with grass cover. Comment
  UCR131414  Atriplex semibaccata Alison Lipman 1998-7-3 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Hills, Friendship Park, San Pedro 221 Comment
  LA94372  Atriplex semibaccata Norman A. Cole; May 1964 347 Los Angeles Santa Monica Mountains, Point Mugu Beach, just W of Point Mugu, No. 10 0 Comment
  UCR95274  Atriplex serenana L. C. Wheeler 1970-8-31 s.n. Los Angeles Corner of 18th and Georgia St. Comment
  RSA730752  Atriplex suberecta A. C. Sanders, Mark Elvin 2002-6-18 25113 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusment park. 328 Comment
  CATA2075  Atriplex suberecta Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2535 Los Angeles Santa Catalina Island: Reservoir above Cottonwood Canyon 182 Comment
  UC452644  Atriplex watsonii R. L. Pendleton 1909-7-6 1426 Los Angeles Catalina Cove - Isthmus Santa Catalina Island (Santa Catalina Id); , Catalina Cove - Isthmus 6 Comment
  RSA232702  Atriplex watsonii Larry E. DeBuhr, Gary Wallace 1972-9-1 686 Los Angeles San Clemente Island NW side of island. Comment
  RSA534146  Avena barbata Timothy S. Ross 1991-5-17 5079 Los Angeles San Clemente Island: Lower Wilson Cove Canyon; bouldery, rocky draw SW of and above pier operations. 15 Comment
  RSA649816  Baccharis glutinosa Matt Brooks 1988-4-15 2 Los Angeles Whittier, Turnbull Canyon Rd. 1.0 miles east of its intersection with Beverly Blvd. Comment
  SBBG94233  Baccharis glutinosa F. R. Fosberg 1931-5-18 4906 Los Angeles Cottonwood Cyn near mouth 30 Comment
  POM350349  Baccharis salicifolia F. R. Fosberg 1931-5-7 4829 Los Angeles Cottonwood Canyon, Santa Catalina Island 200 Comment
  POM350364  Baccharis salicifolia Ora M. Clark 1929-2-3 1495 Los Angeles Topango [Topanga] Canyon Comment
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May 29 2014
  RSA607611  Bassia L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Sand Canyon, Head of Placerita Canyon Hwy, Placerita Canyon Road. 609 Comment
  RSA187743  Bassia hyssopifolia R. F. Thorne 1966-4-6 35922 Los Angeles Santa Catalina Island. Bottom of old quarry W of Empire Landing. 76 Comment
  SD69452  Bergerocactus emoryi Robert F. Thorne, P. Everett 1965-6-24 35050 Los Angeles Santa Catalina Island: abundant on several acres of rocky southwest-facing slopes on ridge between Little Harbor and mouth of Cottonwood Canyon. (IPB 6/07) 60 Comment
  UC1133855  Bloomeria crocea A. D. Gifford 1934-4-23 159 Los Angeles 2 mi. n.e. Castro Peak; Triunfo Pass Quad. Comment
  RSA367313  Bloomeria crocea var. crocea C. B. Liter, J. A. Powell 1928-4-2 s.n. Los Angeles Santa Catalina Island. NW of Avalon. Comment
  RSA367449  Bloomeria crocea var. crocea F. E. Durkee 1906-5-30 14767 Los Angeles Hollywood Canyon Comment
  CAS-BOT-BC15866  Boechera arcuata George Loucks Moxley 1917-3-11 533 Los Angeles Pacoima Canyon near San Fernando. Comment
  UCR263276  Boechera californica Anuja Parikh, Nathan Gale 2012-5-3 3585 Los Angeles Transverse Range: San Gabriel Mountains, West Fork San Gabriel River, 0.1 km east of Glenn Trail Camp, 7.6 km west of State Hwy 39, San Gabriel Canyon Road 608 Comment
  JEPS53182  Boechera sparsiflora Frank W. Peirson 1918-5-19 62 Los Angeles Echo Mountain San Gabriel Mts. 1036 Comment
  CATA403  Bolboschoenus maritimus subsp. paludosus Mark L. Hoefs, A. Douglas Propst & Robert F. Thorne 1974-9-12 529 Los Angeles Santa Catalina Island: Little Harbor, just behind sand dune 3 Comment
  UCR118597  Bolboschoenus maritimus subsp. paludosus David Charlton, Lew Heide 1991-9-19 5601 Los Angeles Western Mojave Desert, Piute Ponds, SW side of Rosamond Dry Lake, Edwards Air Force Base 695 Comment
  RSA729545  Boschniakia strobilacea R. G. Swinney 1998-6-16 6993 Los Angeles San Gabriel Mtns; summit of Lookout (Antonio) Mountain. 2070 Comment
  SD67607  Bothriochloa barbinodis Leroy Abrams 1903-3-11 3110 Los Angeles Sepulveda Canyon, Santa Monica Mountains Comment
  CATA3047  Bowlesia incana Amy Catalano 2016-3-25 058 Los Angeles Santa Catalina Island: North-facing slope above Fern Canyon, about 0.5 miles up canyon, mid-slope 217 Comment
  IRVC26453  Bowlesia incana A. C. Sanders, Mark Elvin, et al. 2003-3-5 25720 Los Angeles 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, W of "oil tanks" near BM 1073 NE end of Santa Susana Mtns. Comment
  RSA481882  Boykinia rotundifolia Richard Noyes 1988-9-18 740 Los Angeles San Antonio Canyon. Rocky wash behind San Antonio Dam. 701 Comment
  UC195529  Boykinia rotundifolia D. L. Crawford 1915-7-15 551 Los Angeles mts near Claremont; Mts. near Claremont Comment
  SBBG72251  Brassica geniculata R. Hoffmann 1929-5-19 Los Angeles 5 mi W of Castaic Comment
  UCR178393  Brassica geniculata LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 692 Los Angeles Transverse Ranges: Verdugo Mtns, south side of mountains, along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway 783 Comment
  CAS-BOT-BC100419  Brickellia californica Le Roy Abrams 1900-8-10 855 Los Angeles San Gabriel [Canon] Canyon Comment
  RSA522933  Brickellia californica Timothy S. Ross, Orlando Mistretta 1990-10-24 3297 Los Angeles San Gabriel Mountains: between Venedo and Minero Canyons, 0.6 mi E of the San Gabriel Reservoir. 745 Comment
  RSA680065  Brickellia californica Mark Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 350 Los Angeles Angeles National Forest. Glendora Ridge Road. On road cuts. 1.55 mi W of gate, just W of Cow Canyon Saddle. Comment
  UCSB27681  Brickellia californica Lavinger, S. 1975-10-15 Los Angeles on Tuna Canyon Road, 3 miles north from its junction with Pacific Coast Highway; Santa Monica Mountains 152 Comment
  RSA0062665  Brickellia californica M. Ward, Shirley W. Campbell 1970-10-15 109 Los Angeles Lower Arroyo Seco, southeastern Pasadena. Comment
  RSA160421  Brickellia nevinii J. D. Olmsted 1959-9-30 1657 Los Angeles San Gabriel river below Morris Dam. 366 Comment
  UCR133672  Brickellia nevinii Anuja Parikh, Nathan Gale 2003-6-24 s.n. Los Angeles Western Transverse Range/Santa Clara River Watershed, Newhall Ranch, San Martinez Grande Canyon, north of Hwy 126, NW of Del Valle 457 Comment
  SFV19101  Brodiaea terrestris subsp. kernensis P. Saadat 1999-5-16 25 Los Angeles San Fernando Valley Big Tujunga Wash. West of Westcott Ave. and south of Grove St. 390 Comment
  SEINET10933498  Bromus berteroanus LeRoy R. Abrams 1903-3-14 Abrams 3132 Los Angeles San Pedro. Comment
  RSA126689  Bromus carinatus H. J. Thompson 1959-4-19 1950 Los Angeles Mulholland Highway, 1 miles W of Las Virgenes Road, Malibu Creek drainage. Santa Monica Mountains. 274 Comment
  RSA230042  Bromus carinatus var. carinatus R. F. Thorne 1971-6-26 40600 Los Angeles Summit of Mt. Wilson 1738 Comment
  RSA604198  Bromus carinatus var. carinatus L. C. Wheeler 1972-4-9 s.n. Los Angeles San Gabriel Mountains: Georges Gap on divide between Clear Creek & Arroyo Seco. Comment
  SEINET943639  Bromus carinatus var. carinatus Timothy S. Ross, Victor W. Steinmann 1995-1 8551 Los Angeles Slopes between Leona Valley and LOST VALLEY, Sleepy Valley 7.5 (QUAD) 1097 Comment
  UC1155589  Bromus carinatus var. carinatus G. L. Stebbins Jr. 1944-6-5 4232 Los Angeles Big Pines Resort 1828 Comment
  RSA715123  Bromus catharticus Daisie Huang 2006-3-14 60314 -2 Los Angeles Front yard at 160 May Ave., Monrovia. Sunny, west-facing flat. 190 Comment
  RSA714196  Bromus diandrus Valerie L. Soza, Miriam Sidibeh 2003-3-26 1615 Los Angeles Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  RSA787203  Bromus diandrus J. D. Olmsted 1962-4-30 415 -B Los Angeles 1960 Johnstone Peak burn, from West Fork of San Dimas Creek to Wolfskill Falls 457 Comment
  UC816459  Bromus diandrus Agnes Chase Apr 12 1910-Apr 15 1910 5540 Los Angeles s of Playa del Rey Comment
  UCR220232  Bromus diandrus R. G. Swinney 2009-4-13 10322 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  RSA0116899  Bromus grandis Lyman Benson 1945-5-11 11700 Los Angeles Canyon below Johnson's Pasture, Claremont. Mt. Range: San Gabriel. 548 Comment
  RSA64154  Bromus hordeaceus Valerie L. Soza 1997-4-11 34 Los Angeles Bernard Field Station of the Claremont colleges, located on the NW corner of Mills Ave. and Foothill Boulevard., 34 ' 06' 39N, 117 ' 41' 48W 412 Comment
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Mar 18 2009
  RSA748673  Bromus hordeaceus R. G. Swinney 2008-3-31 8583 Los Angeles Glendora Mountain summit 1003 Comment
  UC1131076  Bromus hordeaceus H. A. Jensen 1930-4-10 284 Los Angeles Hollywood Lake 243 Comment
  UC816183  Bromus hordeaceus F. R. Fosberg 1931-4-4 S 4493 Los Angeles Santa Catalina Island, Cherry Canyon Cherry Canyon; Santa Catalina Island, Cherry Canyon 60 Comment
  UCR190728  Bromus hordeaceus R. G. Swinney 1990-3-24 1552 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora. Within 250 yards of east end of Fawn Valley Road, near railroad tracks 274 Comment
  UCR126850  Bromus madritensis A. C. Sanders, Mark A. Elvin 2003-6-18 26963 Los Angeles Santa Susana Mountains, Western Transverse Range, private dirt road along crest of range, above Salt Canyon 976 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
  RSA483706  Bromus madritensis subsp. madritensis Richard Noyes, L. Arnseth 1988-4-30 524 Los Angeles Claremont; 100 meters east of Thompson Creek Dam 500 Comment
  UCR101190  Bromus madritensis subsp. madritensis L. C. Wheeler 1975-6-8 s.n. Los Angeles San Gabriel Mtns., c. 1 mi east of mouth of Little Tujunga Canyon Comment
  CATA589  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-4-7 1030 Los Angeles Santa Catalina Island: Upper Avalon Canyon, near road to Divide 344 Comment
  RSA585317  Bromus rubens Timothy S. Ross 1991-4-27 4651 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking S to SSW), ca. 0.25-0.3 miles W of the county line 1183 Comment
  RSA648256  Bromus rubens Jami Liberi 1983-4-16 14 Los Angeles Located in Claremont, across the street from the San Antonio Dam. 640 Comment
  SBBG96663  Bromus rubens S. Boyd with T. Ross, L. Arnseth 1990-4-7 4245 Los Angeles lower half of China Cyn Comment
  RSA714525  Bromus sterilis 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 Boquet Cyns. 610 Comment
  CAS-BOT-BC185548  Bromus tectorum Peter H. Raven; Henry J. Thompson 1959-5-5 14109 Los Angeles Santa Monica Mountains. Mulholland Highway 1 mile west of Las Virgenes Road. Malibu Creek drainage. 274 Comment
  UC285015  Bromus tectorum P. A. Munz 1923-5-26 6837 Los Angeles San Gabriel Mountains, Vincent Gulch Vincent Gulch; San Gabriel Mountains, Vincent Gulch 2011 Comment
  UCR190028  Bromus tectorum R. G. Swinney 1998-6-16 6985 Los Angeles San Gabriel Mtns., summit of Lookout (Antonio) Mountain 2077 Comment
  UCR258770  Bromus tectorum R. G. Swinney 2010-5-19 12835 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
  UCR272563  Bromus tectorum R. G. Swinney 2011-6-7 15064 Los Angeles San Gabriel Mountains, Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1585 Comment
  RSA0089239  Bromus trinii Steve D. Boyd, Gary D. Wallace 2011-4-14 12308 Los Angeles Transverse Ranges; Liebre/San Gabriel Mountains region: Acton Wash ca. 3km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  UCR168224  Bromus trinii David Charlton 1992-4-17 s.n. Los Angeles Western Mojave Desert, Piute Ponds between Lancaster and Rosamond, Edwards AFB 701 Comment
  UCR97793  Cakile maritima Scott D. White 1997-3-12 4732 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  RSA177687  Calandrinia ciliata R. F. Thorne, Percy C. Everett 1965-5-10 34523 Los Angeles Near upper end of Gallagher Canyon; Santa Catalina Island 427 Comment
  CAS-BOT-BC334479  Callistemon viminalis R. E. Riefner, Jr. 2010-5-31 10 -41 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 Comment
  UCR230151  Callitriche marginata A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale, et al 2010-3-29 37634 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, ephemeral stream c. 0.7 mile ESE (103 deg. ) of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1015 Comment
  RSA658982  Calocedrus decurrens Paul M. Inman 1983-5-8 50883 -11 Los Angeles Big Santa Anita Canyon in the Angeles National forest, San Gabriel mountains, about 1 miles north of Arcadia, Ca. ca. 100 yards below the weir at Hoegee's Camp. Comment
  SEINET222398  Calocedrus decurrens L. M. Shultz 1981-4-11 4916 Los Angeles Rancho Santa Ana Botanic Garden Claremont 305 Comment
  RSA785917  Calochortus albus K. Dobry 1992-4-9 328 Los Angeles West Santa Monica Mts. along E Arroyo Sequit 5 mi No. of Pacific Coast Hwy. At camp Shalom Comment
  UCR190252  Calochortus albus R. G. Swinney 2000-5-21 7773 Los Angeles San Gabriel Mtns., NE of Azusa, Rincon Canyon, 0.6 air mi. SW of Hwy 39 at Rincon Station 610 Comment
  CAS-BOT-BC492127  Calochortus albus Henry J. Thompson 1951-5-13 1474 Los Angeles Triunfo Canyon, at mouth of Lobo Canyon, Triunfo Pass Quadrange, Santa Monica Mts., western Los Angeles Co., near Cornell. 243 Comment
  CAS-BOT-BC492128  Calochortus albus Geo. B. Grant 1904-6-16 s.n. Los Angeles Pasadena; Millard Canyon Lake Comment
  SEINET12048484  Calochortus albus R. C. Frampton n d s.n. Los Angeles N of Claremont in foothills of San Gabriel Mts Comment
  SBBG77313  Calochortus catalinae F. R. Fosberg 1932-5-6 8167 Los Angeles hill N of Avalon 50 Comment
  NY319579  Calochortus davidsonianus S. Davidsen 1891-6-23 s.n. Los Angeles Comment
  RSA68338  Calochortus invenustus Verne Grant, Alva Grant 1951-7-13 16079 Los Angeles East of San Antonio Peak, San Gabriel Mountains. 2895 Comment
  RSA590656  Calochortus kennedyi var. kennedyi Timothy S. Ross, Steve Boyd 1990-6-1 2787 Los Angeles San Gabriel Mountains, Lower Moody Canyon: 1.9 (road) miles N of Magnetic Springs along Moody Truck Road 957 Comment
  RSA729493  Calochortus plummerae Richard G. Swinney 1998-8-1 6613 Los Angeles Vincent Gulch, c. 2 mi. ENE of the summit of Mt, Baden-Powell, 0.8 mi. SE of Vincent Gap Trail Head. Motane conifeous forest, at the edge of a burn. 1707 Comment
  SFV21850  Calochortus splendens J. D. Dilley 1997-5-2 s. n. Los Angeles Santa Monica Mountains Mulholland Highway, 0.3 miles west of Cold Canyon Road. 275 Comment
  UCD77255  Calochortus striatus Robert E. Preston 1998-6-19 1148 Los Angeles Lancaster, ca. 0.1 mi N of Avenue G, between railroad tracks and utility right-of-way. 705 Comment
  RSA369026  Calochortus venustus Anstruther Davidson 1914-05 s.n. Los Angeles Newhall. Comment
  UCR187095  Calochortus venustus A. C. Sanders 2006-5-16 32297 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
  SBBG66301  Calycoseris parryi R. Hoffmann 1932-4-26 Los Angeles Harold Comment
  UC1136684  Calyptridium monandrum Jerome S. Horton 1936-5-4 318 Los Angeles divide between North Fork and West Fork (San-Dimas Watershed, San Dimas Canyon, West Fork Road); San Dimas Experimental Forest, San Dimas Canyon, West Fork R 762 Comment
  UC54969  Calyptridium monandrum E. Braunton 868 Los Angeles Playa del Rey Comment
  UCR119333  Calyptridium monandrum B. G. Pitzer 1998-5-12 3686 Los Angeles Western Mojave Desert, c. 18 mi. north of Adelanto, on 240th Street East, c. 2.8 mi north of intersection with El Mirage Road (= Avenue 'P'), and 3.2 mi. south of Avenue 'J 953 Comment
  UCR200138  Calyptridium monandrum Valerie Soza, Steve Boyd 2000-4-26 794 Los Angeles Verdugo Mountains, south side, Stough Canyon, Stough Park, above parking lot southwest of intersection of Walnut Avenue and Lockheed View Drive, west of De Bell Municipal Golf Course, southeast of Starlight Theater 366 Comment
  UCR281638  Calyptridium monandrum R. G. Swinney 2014-5-8 16457 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  POM50662  Calystegia longipes A. D. E. Elmer 1902-07 3603 Los Angeles Acton, Mt. Gleason. San Gabriel Mountains Comment
  LA94888  Calystegia macrostegia subsp. cyclostegia K. Larson; J. Neel 1950-4-29 2. 2 Los Angeles Highway No. 6, 21 miles east of intersection with Highway No. 99 Comment
  UC625003  Calystegia macrostegia subsp. intermedia F. R. Fosberg 1931-3-23 S 4335 Los Angeles North Wall Santa Catalina Island, Descanso Canyon (Santa Catalina Island, Descanso Canyon) 40 Comment
  UCR195262  Calystegia macrostegia subsp. intermedia Valerie Soza, Mariam Sidibeh 2003-3-26 1602 A 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. Haines Canyon Park vicinity, SSW of Dorothy and Estepa Drive intersection 549 Comment
  UCR253909  Calystegia malacophylla subsp. malacophylla Mitch Provance 2010-5-11 0510- 13 Los Angeles Westernmost Mojave Desert, Tejon Ranch, south side of Hwy 138, 1.75 miles east of with Ridge Route/Hwy N2 997 Comment
  RSA682509  Calystegia peirsonii Scott D. White, Michael Honer 2003-5-7 9216 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. 427 Comment
  RSA680549  Camissonia Scott D. White, Michael Honer 2003-6-23 9580 Los Angeles Newhall Area: South Fork, Santa Clarita Riv. between Lyons Ave. and Magic Mountain Parkway. 351 Comment
  RSA758001  Camissonia bistorta D. E. Bramlet, Jennifer Pareti 2008-4-14 4187 Los Angeles Transverse Ranges; Liebre Mtns region: Bouquet Canyon. 762 m SE of Bouquet Cyn Rd, & 549 m S Hayfork Rd. Comment
  UCR55753  Camissonia bistorta J. A. Adams 1963-4-16 5 Los Angeles San Gabriel Valley, Pomona College Wash [=west edge of San Antonio Creek channel?], Claremont 335 Comment
  RSA465679  Camissonia bistorta I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough . [locality name change to Laguna Dominguez ] Comment
  UCR193667  Camissonia boothii R. G. Swinney 1999-6-28 7425 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  RSA725068  Camissonia boothii subsp. decorticans Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -91 Los Angeles Bob's Gap. At the South edge of Bob's Gap, on slopes and roadside, and down in the wash. 1433 Comment
  RSA624655  Camissonia californica Louis C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 732 Comment
  UC153903  Camissonia lewisii LeRoy Abrams 1903-4-8 3232 Los Angeles R. R. embankment, Inglewood. Comment
  SEINET3860303  Camissonia micrantha R. G. Swinney 2009-4-21 10414 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge.; 0 192 Comment
  RSA187568  Camissonia robusta Peter H. Raven 1963-4-17 18170 Los Angeles Santa Catalina Island: progeny of no. 17807, cultivated at Stanford. Comment
  UCR198512  Camissonia strigulosa Kai T. Palenscar 2008-4-3 s.n. Los Angeles San Bernardino Mountains, west of Angeles Forest Hwy and off of Aliso Canyon Road 1231 Comment
  RSA592356  Camissonia strigulosa Louis C. Wheeler 1967-5-9 9412 Los Angeles San Gabriel Mountains. Aliso Canyon. 945 Comment
  RSA632121  Camissonia strigulosa Louis C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravenna. 716 Comment
  LA46697  Camissoniopsis bistorta Elizabeth Levine; sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  SD139529  Camissoniopsis guadalupensis subsp. clementina Jon Rebman, Jonathan Dunn 1996-4-29 3104 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island 10 Comment
  SD66841  Camissoniopsis guadalupensis subsp. clementina R. Mitchel Beauchamp 1967-6-2 544 Los Angeles San Clemente Island, at the extreme southern limit of the sand dunes, south of Flasher station. Comment
  SD85048  Camissoniopsis guadalupensis subsp. clementina E. R. Blakley 1962-6-10 5229 Los Angeles San Clemente Island; canyon mouth southeast of Eel Point, half way toward Seal Cove. 6 Comment
  CHSC100165  Camissoniopsis hirtella John Dittes 2006-6-4 1391 Los Angeles Western Transverse Range; Simi Hills; north of Santa Susana Road; ca. 2.3 air-miles northwest of Chatsworth Highschool, ca. 0.9 air-mile west of Topanga Blvd., ca. 0.8 air-mile east x northeast of Santa Susana Pass. 381 Comment
  CAS-BOT-BC160527  Camissoniopsis lewisii John H. Thomas 1957-4-27 6666 Los Angeles Pt. Dume, about 18 miles due west of Santa Monica 60 Comment
  CAS-BOT-BC160528  Camissoniopsis lewisii Alice Eastwood 1906-6-2 166 Los Angeles San Pedro Comment
  UC9910  Canbya candida A. Davidson May 1893 Los Angeles Lancaster Comment
  UCR126909  Cardamine A. C. Sanders 1996-2-24 17956 Los Angeles San Gabriel Valley, Claremont, grounds of the Rancho Santa Ana Botanic Garden 412 Comment
  RSA724803  Cardamine californica K. Dobry 1992-4-14 d- 1136 Los Angeles Camp Shalom. West Santa Monica Mts along Arroyo Sequit. 5 mi No of Pacific Coast Hwy. Comment
  UCR101169  Cardamine oligosperma L. C. Wheeler 1957-3-31 7248 Los Angeles San Rafael Hills, Normandy Drive, c. 100 yds north of Los Angeles County-Pasadena city line 338 Comment
  CAS-BOT-BC282956  Carduus nutans G. W. Garrettson 1954-6-24 s.n. Los Angeles San Vinsente Ranch, Walnut Comment
  UCR200214  Carduus pycnocephalus Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 877 Los Angeles Verdugo Mountains, northeast side'', Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Near archery station off main road. 366 Comment
  CAS-BOT-BC17660  Carex alma Robert F. Thorne; C. W. Tilforth 1971-6-17 39941 Los Angeles Angeles National Forest. San Gabriel Mountains. 2 miles up lower Tujunga Road from Forestry Headquarters. 457 Comment
  RSA602982  Carex alma L. C. Wheeler 1967-7-15 10030 Los Angeles Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  RSA660254  Carex alma Orlando Mistretta, Peter L. Morrell 1992-6-4 502 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  RSA587980  Carex alma Orlando Mistretta, Timothy S. Ross 1994-6-1 1292 Los Angeles San Gabriel Mountains, Santiago Canyon. Pacifico Mountain, near top of Santiago Canyon. 1929 Comment
  RSA729437  Carex aurea R. G. Swinney 1998-7-14 6421 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
  RSA91603  Carex multicaulis F. W. Peirson 1924-5-27 4626 Los Angeles north slope of Strawberry Peak, San Bernardino Mts. 1524 Comment
  RSA364680  Carex praegracilis F. R. Fosberg 1930-6-26 S- 3032 Los Angeles Lower Ballona Creek 8 Comment
  RSA0106849  Carex rossii R. G. Swinney 2011-8-5 15612 Los Angeles San Gabriel Mountains: summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy. 2698 Comment
  SEINET7574465 Image available Carex schottii Louis C. Wheeler 1967-5-24 9755 Los Angeles San Gabriel Mountains, Indian Canyon, near mouth. 701 Comment
  SEINET7577189 Image available Carex subfusca Louis C. Wheeler 1966-9-21 8917 Los Angeles San Gabriel Mountains, Lily Spring. 2438 Comment
  RSA364540  Carex triquetra Anstruther Davidson 1879-4-25 s.n. Los Angeles N of E R [Eagle Rock?] Comment
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Oct 25 2015
  CAS-BOT-BC115556  Carex tumulicola Peter H. Raven 1962-4-10 17239 Los Angeles In bed of stream in gully to W side of Island ca 1.5 mi N of Thirst. San Clemente Island 457 Comment
  CAS-BOT-BC230123  Carpobrotus edulis Peter H. Raven; Henry J. Thompson 1958-9-19 13718 Los Angeles Santa Monica Mountains. Along United States Highway 101, 0.2 mile E of turn to Zuma Beach 45 Comment
  SBBG128305  Castilleja affinis S. Lawrence-Gomez, A. Cheung, D. Kasang, M. Zou, S. Ratay 2011-7-8 34 Los Angeles Deer Valley Trail 92 Comment
  SD38140  Castilleja affinis Edith A. Purer 1935-5-11 6557 Los Angeles Malibou Lodge Road, Santa Monica Mountains Comment
  RSA641241  Castilleja affinis subsp. affinis Louis C. Wheeler 1931-2-14 s.n. Los Angeles Johnson's Pasture: (vicinity of Claremont). Comment
  RSA448684  Castilleja applegatei subsp. martinii L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  UC129405  Castilleja applegatei subsp. martinii Geo. B. Grant 1906-6-18 Los Angeles Summit Mt. Wilson Comment
  POM50217  Castilleja applegatei subsp. martinii L. R. Abrams 1901-4-3 1293 Los Angeles Santa Monica Mountains. Comment
  RSA233545  Castilleja applegatei subsp. martinii Robert F. Thorne, C. W. Tilforth 1972-6-29 42085 Los Angeles Angeles National Forest: Summit of Table Mountain above Big Pines. 2287 Comment
  UC144527  Castilleja exserta subsp. exserta Geo. B. Grant Apr 1902 886 Los Angeles Lincoln Park, Pasadena; Pasadena Comment
  POM21383  Castilleja foliolosa George B. Grant 1901-6-9 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  UCSB72607  Castilleja foliolosa Soza, Valerie; Boyd, Steve; Lubinsky, Leland 2000-6-29 Los Angeles Liebre Mountains: Knapp (Kelly) Ranch, Upper Cienega Canyon, off FS Road 7N22.1 975 Comment
  RSA624467  Castilleja foliolosa Louis C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 732 Comment
  UCD168212  Castilleja linariifolia J. W. Barry May1980 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  CAS-BOT-BC32649  Castilleja martinii LeRoy Abrams 1901-7-10 1881 Los Angeles Wilson's Peak Comment
  RSA639165  Castilleja miniata subsp. miniata Louis C. Wheeler 1967-9-3 10636 Los Angeles San Gabriel Mountains; Prairie Fork. 2317 Comment
  UC57004  Castilleja minor subsp. spiralis Ernest Braunton 1902-5-10 271 Los Angeles Rivera Comment
  UCR198321  Casuarina equisetifolia Christopher Vellema 2001-1-19 101 A Los Angeles Verdugo Mtns, Glendale, Dead Horse Canyon 354 Comment
  OBI2651  Caulanthus amplexicaulis Wesley O. Griesel 1961-6-16 s.n. Los Angeles Dawson Saddle, San Gabriel Mts Comment
  SEINET3148266  Caulanthus coulteri E. K. Balls, L. W. Lenz 1950-3-28 14465 Los Angeles 1 mile E of junction of Hwy 99 and Hwy 138, just S of Gorman. 1158 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
  SD87544  Caulanthus major F. W. Peirson 1922-7-5 Los Angeles Le Montaine summit at head of Le Montaine Creek. 2135 Comment
  SBBG13500  Ceanothus arboreus P. H. Raven 1962-5-20 17781 Los Angeles Farnsworth Loop on summit rd 243 Comment
  RSA640502  Ceanothus cordulatus Louis C. Wheeler 1967-9-4 10645 Los Angeles San Gabriel Mountains: Pine Mountain Ridge 2241 Comment
  CAS-BOT-BC48759  Ceanothus crassifolius Le Roy Abrams; E. A. McGregor 1908-7-5 672 Los Angeles Lone Pine Canyon, desert slopes of the San Gabriel Mountains Comment
  CLARK-A1528-3883  Ceanothus crassifolius John C. Roos 1942-3-7 1105 Los Angeles San Gabriel Mountains Comment
  LA52212  Ceanothus crassifolius Henry J. Thompson; 1959-2-23 1851 Los Angeles SANTA MONICA MOUNTAINS, Castro Peak, Latigo Canyon Rd, 1 mi SE Mulholland Hwy, N side of main crest of mountains, NW slope of Castro Peak. 594 Comment
  RSA329735  Ceanothus crassifolius Gary D. Wallace 1966-3-25 209 Los Angeles San Gabriel Mountains: Millard Canyon 5 miles north of Pasadena. 915 Comment
  SFV22142  Ceanothus crassifolius V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 764 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mountainway. Open, west-northwest-facing slope below trail along ridgetop. 488 Comment
  CAS-BOT-BC48871  Ceanothus cuneatus C. F. Baker 1904-3-18 4055 Los Angeles Claremont Comment
  RSA758808  Ceanothus cuneatus var. cuneatus Dylan O. Burge 2009-3-30 DOB 1071 c Los Angeles Sierra Pelona Mountains, Ruby Canyon, 0.6 road miles east of lake Hughes Road via dirt road leading east into Ruby Canyon, 14.6 km 27 degrees true north-northeast of Castaic. 615 Comment
  UC71947  Ceanothus cuneatus var. cuneatus E. D. Palmer Mar. 1902 Los Angeles Echo Mt. Comment
  IRVC26185  Ceanothus leucodermis A. C. Sanders, Mark A. Elvin 2003-6-18 26964 Los Angeles private dirt road along crest of range, above Salt Canyon Santa Susana Mountains, Western Transverse Range 976 Comment
  UC1552128  Ceanothus leucodermis David Charlton 1988-4-2 1487 Los Angeles Cleghorn Road turnoff on Cajon Pass, I 15, Swarthout Valley Road to end pavement under powerline; Valley surrounded by hills about 5500 ft 1524 Comment
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Feb 4 2015
  RSA399102  Ceanothus megacarpus Bonnie C. Templeton 1931-3-29 s.n. Los Angeles Mandeville Canyon 200 Comment
  RSA399116  Ceanothus megacarpus George R. Johnston 1929-3-19 14935 Los Angeles Puerco CanoN. Malibu estate 3 or 4 mi from ocean. Comment
  SBBG17880  Ceanothus megacarpus var. insularis P. H. Raven 1962-5-9 17704 Los Angeles just N of Gray 396 Comment
  CAS-BOT-BC51443  Ceanothus megacarpus var. megacarpus Reid Moran 1941-3-5 697 Los Angeles Side & bottom of Arroyo, Salta Verde, Santa Catalina Island 350 Comment
  UCR277240  Ceanothus oliganthus R. G. Swinney 2010-5-25 12929 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  RSA719058  Ceanothus oliganthus var. oliganthus R. G. Swinney 1998-4-13 5957 Los Angeles Marshall and Live Oak Canyon drainages, La Verne 549 Comment
  CAS-BOT-BC63301  Ceanothus spinosus Le Roy Abrams 1901-4-3 1252 Los Angeles Santa Monica Mts. 243 Comment
  HSC18381  Ceanothus spinosus D. E. Anderson 1966-4-6 47 Los Angeles 1.0 mi S of Topanga on Hwy. 27 Comment
  UC574985  Ceanothus spinosus Carl Epling, R. Fowler, K. Kneen Apr 1933 Los Angeles Boney Ridge Santa Monica Mountains Comment
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Apr 22 2014
  SBBG125860  Ceanothus vestitus A. Parikh, N. Gale 2010-6-2 3253 Los Angeles Sierra Pelona, 3.8 km W of State Hwy 14, 2.2 km SW of California Aqueduct; E Liebre Mts 1140 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
  UCR125775  Cenchrus incertus A. C. Sanders 2003-5-26 26843 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
  UCR138906  Cenchrus incertus L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mtns, Mountain Brook Ranch 1159 Comment
  CAS-BOT-BC277004  Centaurea diluta Grace Cole Fleischman 1952-6-9 s.n. Los Angeles At intersection of Antwerp & Imperial Aves., Watts, Los Angeles Comment
  RSA0069718  Centaurea melitensis Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Miller Zou, Sarah Ratay 2011-7-1 10 Los Angeles Santa Catalina Island. Deer Valley Trail. 22 Comment
  UCR261345  Centaurium venustum R. G. Swinney 2010-6-29 13378 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake 308 Comment
  POM76330  Centaurium venustum Marcus E. Jones s.n. Los Angeles Los Angeles. Comment
  CATA3441  Centranthus ruber Benjamin J. Dion, Tobias Nickel 2017-5-1 022 Los Angeles Santa Catalina Island: Channel Side; growing alone in a rock crevice on the side of Stage Rd 240 Comment
  RSA249755  Centrostegia thurberi Robert F. Thorne, Gary D. Wallace 1973-4-25 43362 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
  UCSB30866  Centrostegia thurberi Burgess, Rick 1978-5-20 Los Angeles 106 St. East, 3 miles south of junction with Pearblossom Hwy. 914 Comment
  CAS-BOT-BC388299  Cerastium glomeratum W. R. Shaw 1901-3-20 453 Los Angeles Claremont 365 Comment
  RSA642712  Cerastium glomeratum Orlando Mistretta 1992-7-13 692 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  CAS-BOT-BC400185  Ceratophyllum demersum A. Eastwood 1906-5-31 90 Los Angeles Bimini Baths Comment
  SDSU8986  Cercocarpus betuloides A. H. Gallup 1947-10-13 63 Los Angeles Below Morris Dam. 732 Comment
  UCR241710  Cercocarpus betuloides Dan S. Cooper 2012-8-31 812- 81 Los Angeles Western Transverse Range; Santa Monica Mountains, Encinal Canyon Rd. near Malibu Country Club 537 Comment
  RSA86673  Cercocarpus betuloides var. betuloides F. W. Peirson 1919-3-27 340 Los Angeles Road out of Arroyo Seco. 549 Comment
  CAS-BOT-BC137247  Cercocarpus betuloides var. blancheae Reid Moran 1941-3-13 703 Los Angeles Hermit Gulch, Santa Catalina Island Comment
  CAS-BOT-BC137248  Cercocarpus betuloides var. blancheae S. B. Parish 1916-3-31 107512 Los Angeles Santa Catalina Island Comment
  SBBG27389  Cercocarpus betuloides var. blancheae C. B. Wolf 1932-5-10 3533 Los Angeles 100 yds SE of summit of equestrian trail back of Avalon 304 Comment
  UC729575  Cercocarpus betuloides var. blancheae Carl B. Wolf 1932-5-10 3505 Los Angeles above The Last Almond Orchard (Santa Catalina Island, Avalon Canyon); Santa Catalina Island, Avalon Canyon 121 Comment
  LA88742  Cercocarpus traskiae Karen Searcy; 1967-4-29 45 Los Angeles Santa Catalina Island, At bottom of Gully 1 mi. WNW Salta Verde Point Comment
  CAS-BOT-BC279512  Chaenactis artemisiifolia Le Roy Abrams 1899-3-30 217 Los Angeles Sepulveda Canon [Canyon], Santa Monica Mts. Comment
  CAS-BOT-BC279515  Chaenactis artemisiifolia Carl Epling 1931-5-9 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  LA94408  Chaenactis artemisiifolia Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA0053863  Chaenactis artemisiifolia R. G. Swinney 2010-4-28 12426 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of the eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  UCR194299  Chaenactis artemisiifolia R. G. Swinney 1998-8-5 6664 Los Angeles San Gabriel Mtns., East Fork San Gabriel River, c. 0.4 mi. south of Alder Gulch 1098 Comment
  SD41999  Chaenactis fremontii Darley F. Howe 1947-5-4 Los Angeles Near Vincent, Western Mohave Desert. Comment
  UCR205894  Chaenactis glabriuscula R. G. Swinney 2008-5-5 8758 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  RSA648719  Chaenactis glabriuscula Hasmig Babayan 1981-4-26 3 Los Angeles West for trail of San Gabriel river off CA Hwy 39. Comment
  RSA652568  Chaenactis glabriuscula Frank Sparks 1948-4-17 s.n. Los Angeles Collected on side of ravine near campus [Cal Poly, Pomona ?], growing in sunny side 213 Comment
  CAS-BOT-BC277344  Chaenactis glabriuscula var. glabriuscula Geo. B. Grant Apr. 1 3703 Los Angeles Garvanza Comment
  UC135500  Chaenactis glabriuscula var. glabriuscula LeRoy Abrams 1902-6-29 2506 Los Angeles summit of Mt. Wilson Comment
  UCR194748  Chaenactis glabriuscula var. glabriuscula Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 734 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 427 Comment
  POM6010  Chaenactis glabriuscula var. lanosa C. F. Baker 1904-05 4784 Los Angeles Hills near Claremont Comment
  RSA455880  Chaenactis glabriuscula var. lanosa M. Bisbee 1917-5-20 s.n. Los Angeles Hills west of Eagle Rock Valley Comment
  UC1008307  Chaenactis santolinoides Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-14 4189 Los Angeles upper slopes of So. Fork of Little Rock Creek Canyon, higher n slopes of the San Gabriel Mts. Angeles National Forest, San Gabriel Mts, South Fork of Litt 1554 Comment
  UCR204257  Chaenactis santolinoides Naomi Fraga, Duncan Bell 2008-6-30 2295 Los Angeles San Gabriel Mountains, summit of Mount Baden-Powell 2866 Comment
  CAS-BOT-BC518702  Chaenactis xantiana R. G. Swinney 2010-5-19 12779 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit, abandond Naval Analytics Station, at end of Pacific Telephone Access Rd., just W of Angeles Natl. Forest bountary, 2.05 air mi due E of Angeles Forest Hwy, 0.8 mi due W of Mt. Emma Rd. 1350 Comment
  UCR141021  Chaenactis xantiana June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  UCR51900  Chaenactis xantiana K. S. Kamrath 1988-5-28 s.n. Los Angeles San Gabriel Mtns, Angeles National Forest, on Lake Elizabeth Rd. (Hwy N2) 3.7 miles west of Johnson Rd., at Hughes Elizabeth Lake Union School 884 Comment
  POM145687  Chamaesyce albomarginata L. R. Abrams 1927-4-30 11715 Los Angeles Head of Antelope Valley. Comment
  HSC7983  Chamaesyce albomarginata C. S. Apperson 1967-6-3 Los Angeles 12 mi. W on Ave. D off of the Sierra Hwy. 762 Comment
  RSA719633  Chamaesyce maculata R. G. Swinney 1998-2-16 5896 Los Angeles mouth of San Gabriel River about 100-350 m north of Foothill Blvd. east bank. 183 Comment
  RSA156535  Chamaesyce melanadenia L. R. Abrams 1902-7-1 2633 Los Angeles Little Santa Anita Canyon, San Gabriel Mountains. Comment
  RSA595426  Chamaesyce serpillifolia Mark Hoefs, Steven A. Junak, Janet Takara, M. Gay 1995-7-14 2398 Los Angeles By road, middle of Cape Canyon, Santa Catalina Island. 244 Comment
  UCR194260  Cheilanthes covillei R. G. Swinney 1998-8-5 6649 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch 1235 Comment
  RSA230193  Cheilanthes covillei R. F. Thorne 1969-7-2 38238 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flat burn (of 1954) 1601 Comment
  SBBG132338  Chenopodium album J. Savage, W. Fair, J. Lambert 2003-8-25 Los Angeles VC3 sandpile Comment
  RSA423252  Chenopodium ambrosioides Joseph A. Ewan 1931-7-4 4725 ` Los Angeles Pacoima Canyon, 1/2 mile below dam Comment
  UC1136399  Chenopodium ambrosioides var. suffruticosum Jerome S. Horton 1937-9-21 496 Los Angeles stream below Dalton Canyon Dam; Pomona Quadrangle, Dalton Watershed 457 Comment
  UCR258588  Chenopodium berlandieri R. G. Swinney 2010-4-23 12355 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  UC1586209  Chenopodium botrys Tim Ross 1991-8-16 5801 Los Angeles 1/5 mi due e confluence of Lucas Creek (Angeles Forest Hwy); Condor Peak USGS 7.5' quad, Big Tujunga Canyon 917 Comment
  SD79029  Chenopodium californicum R. Mitchel Beauchamp 1967-1-28 134 Los Angeles San Clemente Island, 0.5 mile southeast of Eel Point. Comment
  SBBG98413  Chenopodium californicum T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5283 Los Angeles W fk of Near-Death Cyn, draining to Mosquito Cove 304 Comment
  CATA3279  Chenopodium murale Tyler M. Dvorak, Alexis Earl 2017-3-1 1 Los Angeles Santa Catalina Island: Halfway up Ship Rock, off the coast of Two Harbors 0 Comment
  UC56058  Chenopodium murale J. H. Barber 1897-5-12 152 Los Angeles Santa Monica Forestry Station Comment
  UCR220351  Chenopodium murale R. G. Swinney 2009-4-13 10329 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  UCR51502  Chenopodium murale A. C. Sanders 1987-12-4 7586 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  RSA629740  Chenopodium pratericola L. C. Wheeler 1973-8-2 s.n. Los Angeles San Gabriel Mountains: Coulter Reservoir, Sunset Ridge. 647 Comment
  RSA601630  Chenopodium pumilio L. C. Wheeler 1967-6-16 9853 Los Angeles San Gabriel Mountains: North side of Sunset Ridge, south of Millard Canyon. 640 Comment
  RSA628298  Chenopodium strictum var. glaucophyllum L. C. Wheeler 1973-10-28 s.n. Los Angeles Altadena. Comment
  UCSB71667  Chenopodium strictum var. glaucophyllum Gross, LeRoy 2001-11-10 Los Angeles Los Angeles Basin region; Verdugo Mountains, north side, off the 210 freeway east bound La Tuna Canyon Road exit opposite this exit is a road, (Hostetter Mountainway), road parallels freeway east till road forks off on the right; (Burbank: T2N R14W S30) 457 Comment
  SD215333  Chlorogalum pomeridianum Louis C Wheeler 1947-4-20 6469 Los Angeles San Gabriel Mountains: South side of Millard Canyon circa 1/4 mile westerly from Lincoln Avenue Water Company Reservoir. 609 Comment
  RSA0120021  Chlorogalum pomeridianum var. pomeridianum R. G. Swinney 2014-5-19 16557 Los Angeles San Gabriel Mountains; Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Mtwy. 515 Comment
  RSA601189  Chlorogalum pomeridianum var. pomeridianum Louis C. Wheeler 1967-6-26 9911 Los Angeles San Gabriel Mountains : Placerita Canyon; ca. 1/4 mile E of highway 457 Comment
  UCR266149  Chondrilla juncea R. E. Riefner Jr. 2015-7-19 15- 205 Los Angeles city of Elysian Valley, east of Riverside Drive, Los Angeles River Trail, Blake Avenue between Oros Street and Fernleaf Drive 93 Comment
  RSA610213  Chondrilla juncea L. C. Wheeler 1970-9-5 s.n. Los Angeles Culver City: Washington Blvd, 13,000 block, West, at Michael St. Comment
  UCR194147  Chorizanthe spinosa A. C. Sanders 2008-4-25 35105 Los Angeles Transverse Range; Western San Gabriel Mtns., SLOPES WEST OF OLD LA LIEBRE RANCH, SOUTH OF HWY 138 976 Comment
  RSA674851  Chorizanthe staticoides Scott D. White, Kent Hughes 2000-5-17 7874 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  SDSU4936  Chorizanthe staticoides D. F. Howe 1956-7-1 2551 Los Angeles Kagel Canyon Road, San Gabriel Mtns. 610 Comment
  UCR182390  Chorizanthe staticoides R. G. Swinney 1998-5-15 6053 Los Angeles San Gabriel Mountains, San Gabriel (Azusa) Canyon, 1.5 mi. north of Foothill Blvd. on east side of Encanto Rd. 183 Comment
  RSA587219  Chorizanthe xanti var. xanti Orlando Mistretta, Christine Mistretta 1995-5-2 1670 Los Angeles San Gabriel Mountains: Carr Canyon. 1067 Comment
  RSA476628  Chrysolepis sempervirens Gary D. Wallace 1965-7-18 s.n. Los Angeles Mt. Waterman. Comment
  RSA596227  Chrysothamnus nauseosus subsp. hololeucus Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3393 Los Angeles San Gabriel Mountains, Little Rock Creek: on SW side of Little Rock Creek reservoir 997 Comment
  POM352122  Cichorium intybus Anstruther Davidson 1917-07 3158 Los Angeles Los Angeles Comment
  UCD130642  Cirsium occidentale var. californicum Daryl Koutnik 1978-6-25 557 Los Angeles One mile south of Seminole Hot Springs on Mulholland Highway. 335 Comment
  RSA0066516  Cirsium occidentale var. californicum Robin S. Collins 1973-5-28 307 Los Angeles Angeles National Forest, San Gabriel Mts.: Trail Canyon, 1/2-1 miles into canyon from beginning of pack trail. 609 Comment
  UCD130582  Cirsium occidentale var. coulteri Kathy Tajbakhsh 1996-5-2 20 Los Angeles Rocky Point Park, Chatsworth, Santa Susana Mountains, next to information stand. Comment
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Dec 16 2015
  IRVC26282  Cirsium occidentale var. occidentale Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2912 Los Angeles Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. Santa Susana Mtns. 915 Comment
  POM246452  Cirsium occidentale var. occidentale F. R. Fosberg 1931-5-13 4860 Los Angeles Eagles Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  POM246528  Cirsium occidentale var. occidentale F. R. Fosberg 1931-4-29 4709 Los Angeles Santa Catalina Island. Small canyon between Cottonwood and Middle Ranch Canyons 100 Comment
  UC895007  Cirsium occidentale var. occidentale F. R. Fosberg 1931-5-14 S 4876 Los Angeles 2 mi above ranch Middle Ranch Canyon; Santa Catalina Island 220 Comment
  RSA562561  Cistanthe monandra Steve Boyd, W. Appleby 1993-4-22 7975 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Along Whitney Canyon Road, near the western boundary of the Forest. 732 Comment
  RSA733077  Cistanthe monosperma R. G. Swinney 2001-6-20 7997 Los Angeles Summit of Mt. Lewis, NW of Dawson Saddle. 2524 Comment
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Feb 6 2013
  HSC16284  Clarkia bottae David Porter 1965-5-6 Los Angeles .5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  POM159463  Clarkia bottae Thomas Craig 1927-6-19 495 Los Angeles Soledad Canon.[canyon] Comment
  RSA0115257  Clarkia bottae Richard G. Swinney 2010-5-25 12942 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA73341  Clarkia dudleyana F. W. Peirson 1920-6-10 4456 Los Angeles North slope of Echo Mtn. 915 Comment
  RSA747747  Clarkia dudleyana Scott D. White, J. Wood, J. Miner 2009-5-12 12705 Los Angeles San Gabriel Mountains: Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. 549 Comment
  SFV6244  Clarkia heterandra M. H. Grayum, A. Starrett, D. Friesen 1974-5-18 s. n. Los Angeles Santa Susana Mountains Along main ridge road on north side of Oat Mountain about 0.5 miles east of junction with Browns Canyon Road. 1052 Comment
  UC501460  Clarkia heterandra Frank W. Peirson 1922-6-3 3083 Los Angeles n. slope Liebre Mts. (and sl. e. of the Collins Ranch house and extending up slope to ca. 5000 ft); Liebre Mts. and Collins Ranch 1143 Comment
  POM191530  Clarkia purpurea subsp. quadrivulnera J. T. Howell 1928-6-10 3875 Los Angeles Monrovia Canyon, San Gabriel Mtns. Comment
  POM3034  Clarkia purpurea subsp. quadrivulnera D. L. Crawford 1916-4-15 s.n. Los Angeles Claremont. Comment
  LA45499  Clarkia unguiculata W. R. Ernst; May 1947 sn Los Angeles 228 Comment
  LA45505  Clarkia unguiculata Harvey Anderson; Carl Epling 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA448590  Clarkia unguiculata N. C. Cooper 1945-5-1 2192 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  JEPS43692  Clarkia xantiana Frank W. Peirson 1923-5-27 3535 Los Angeles Rock Creek San Gabriel Mts. 1295 Comment
  UC1951094  Clarkia xantiana Swinney, R. G. Swinney 2008-5-12 8837 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. USGS Valyermo 7.5' Quad. Comment
  SD215589  Clarkia xantiana subsp. xantiana Steve Boyd, Lauren Raz 1997-5-28 9831 Los Angeles Southwestern flank of Liebre Mountain on the northwest-facing slope of Cold Canyon just past the pointwhere Forest Service Road 7N22 crosses the stream. 1219 Comment
  RSA756179  Claytonia parviflora subsp. parviflora Orlando Mistretta, Christine Mistretta 2008-4-3 2265 Los Angeles Southern California Edison transmission line tower (Segment 5, Structure 69, per TRTP survey 2008) just south of state Hwy 14 in the vicinity of Soledad Pass 978 Comment
  UCR51861  Claytonia parviflora subsp. utahensis Steve Boyd, T. S. Elias 1987-4-14 2047 Los Angeles San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora 991 Comment
  UCR190780  Claytonia perfoliata R. G. Swinney 1999-7-5 7520 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  UCR223163  Claytonia perfoliata R. G. Swinney 2009-5-27 10896 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  POM50281  Claytonia perfoliata subsp. mexicana L. R. Abrams 1895-03 s.n. Los Angeles Elysian Park. Comment
  SD66883  Claytonia perfoliata subsp. perfoliata R. Mitchel Beauchamp 1967-3-18 270 Los Angeles Bed of canyon below Lemon Tank, San Clemente Island Comment
  RSA386218  Clematis lasiantha Samuel R. Tyson 1942-5-22 s.n. Los Angeles San Antonio Canyon Comment
  UC1125912  Clematis pauciflora Jerome S. Horton 1936-4-2 272 Los Angeles below C.C.C. Camp Dalton Canyon Wash; San Dimas Exp. Forest, Pomona Quad., Dalton Watershed, Dalto Comment
  POM147543  Cleome isomeris Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  RSA167496  Cleome isomeris D. Propst 1964-08 11920 Los Angeles Santa Catalina Island. Comment
  CAS-BOT-BC423120  Cleomella obtusifolia A. D. E. Elmer 1902-6-1 3629 Los Angeles Lancaster Comment
  SBBG128173  Clinopodium douglasii B. E. Carter 2012-8-23 6980 Los Angeles Middle Ranch Cyn, at Pump Station 2 310 Comment
  UCR98228  Collinsia bartsiifolia var. davidsonii B. G. Pitzer 1996-4-20 2685 Los Angeles Western Mojave Desert, Antelope Valley, north side of Hwy 138 (Ave. 'D'), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14) 915 Comment
  RSA763229  Collinsia callosa Justin M. Wood 2010-5-10 1565 Los Angeles San Gabriel Mountains. Little Rock Creek: Downstream of Little Rock Reservoir, within 0.25 miles of the dam. 966 Comment
  RSA729090  Collinsia heterophylla R. G. Swinney, D. W. Larson 1999-7-21 7567 Los Angeles San Gabriel Mtns.: upper Fern Canyon, San Dimas Experimental Forest, from Fern Dam #1 to 3, NE Browns Flat. 1439 Comment
  RSA802447  Collinsia heterophylla Orlando Mistretta, Jamie Reese 2011-7-28 6007 Los Angeles Along Rincon Red Box Road, on the divide between W Fork San Gabriel River Cyn and E fork Santa Anita Cyn, 0.75 air miles NW of Monrovia Peak. 1451 Comment
  UC672480  Collinsia heterophylla H. L. Mason 1927-6-11 3750 Los Angeles San Gabriel Mountains, Mount Wilson Mount Wilson; San Gabriel Mountains, Mount Wilson Comment
  UC885515  Collinsia heterophylla Ira W. Clokey, B. Templeton May 1929 4461 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 550 Comment
  LA105379  Collinsia parryi Barry A. Prigge; 1989-4-23 8484 Los Angeles Santa Susana Mountains, Devil Canyon: 1.4 air mi. NW of junction of Simi Valley Frwy and Topanga Canyon Blvd 429 Comment
  RSA252241  Comarostaphylis diversifolia subsp. planifolia Gary D. Wallace 1975-1-18 1388 Los Angeles Santa Monica Mtns. 3.1 mi N of Hwy. 1 along Topanga Can. Blvd. Comment
  SEINET8129022 Image available Conium maculatum L. C. Wheeler 1933-1 1916 Los Angeles Edge of Salix-Populus jungle, Lexington Wash near El Monte Comment
  RSA654590  Conium maculatum Scott Lowe 1991-5-7 17 Los Angeles San Gabriel River channel, about 400 m. north of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  UC468955  Constancea nevinii R. L. Pendleton 1909-7-3 1382 Los Angeles beach w Sugar Loaf; Santa Catalina Island 3 Comment
  RSA650757  Convolvulus Eleanor McClung 1937-5-2 157 Los Angeles Coast Ranges near Lake Malibu. Comment
  RSA394787  Convolvulus arvensis F. R. Fosberg 1930-6-26 53010 Los Angeles Lower Ballona Creek 8 Comment
  CAS-BOT-BC286117  Conyza canadensis Timothy S. Ross; Steve Boyd 1994-9-21 8325 Los Angeles Liebre Mountains. Cow Spring Pond: sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, ca 100 m W of the Cow Spring Canyon drainage 1155 Comment
  RSA412323  Cordylanthus nevinii Bonnie C. Templeton 1932-8-25 5068 Los Angeles Big Rock Creek, San Gabriel Mts. 1905 Comment
  IRVC28562  Cordylanthus rigidus A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27125 Los Angeles Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns. 280 Comment
  RSA18527  Cordylanthus rigidus subsp. setiger Carl B. Wolf 1927-7-24 671 Los Angeles 1/2 mi east of Montrose 457 Comment
  RSA709688  Coreopsis bigelovii LeRoy Gross 2005-4-28 2177 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  UC1523435  Coreopsis bigelovii Robert F. Thorne, Walter Wisura, Suzanne Granger, and Pamela Burton 1982-4-20 54978 Los Angeles 0.25 to 0.50 mi n Bob's Gap (2.5 miles due s of Llano, n slope of Holcomb Ridge, Mojave Desert slopes); San Gabriel Mountains, Mojave Desert, Holcomb Ridge 1158 Comment
  UC566773  Coreopsis bigelovii Herbert L. Mason 1926-4-27 3046 Los Angeles between Rock Creek and Little Rock Creek (on Big Pines Recreation Camp road) Comment
  CAS-BOT-BC287866  Coreopsis californica C. F. B. 1903-4-15 409 D Los Angeles Claremont Comment
  CAS-BOT-BC105749  Corethrogyne filaginifolia Ernest C. Twisselmann 1961-10-31 6682 Los Angeles Leona Valley, Liebre Mountains 929 Comment
  CHSC62039  Corethrogyne filaginifolia L. P. Janeway 1993-10-5 4609 Los Angeles Puente Hills; at the head of Arroyo San Miguel. Dirt road and drilling pad. 228 Comment
  CHSC95353  Corethrogyne filaginifolia LeRoy Gross; Valerie Soza, Neil Gilbert 2000-10-18 287 Los Angeles Verdugo Mountains: Intersection of Verdugo Mountainway and Hostetter Mountainway. 914 Comment
  POM266288  Corethrogyne filaginifolia J. C. Roos 1937-8-11 2543 Los Angeles Gorman, Tehachapi Mts. Comment
  POM356119  Corethrogyne filaginifolia L. E. Hoffman 1932-8-18 s.n. Los Angeles El Segundo. Comment
  RSA598907  Cotula australis R. G. Swinney 1969-5-5 438 Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park. N of Sierra Madre Ave. Comment
  UCR213578  Cotula coronopifolia A. C. Sanders, Dan S. Cooper 2010-4-30 38163 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA772893  Crassula connata LeRoy Gross 2011-3-28 5436 Los Angeles Claremont McKenna College, along N. Mills Ave., north of E 6th. street. Claremont. Near the Athletic department. 375 Comment
  UCR186059  Crassula connata T. B. Salvato, M. A. Hasskamp 2006-4-24 1351 Los Angeles Tehachapi Mtns Foothills, c. 4 mi east of Quail Lake and 0.5 mi north of Hwy 138 976 Comment
  UC450896  Crocanthemum scoparium var. vulgare F. A. MacFadden 1931-4-10 2582 Los Angeles Tejunga Canyon 426 Comment
  CAS-BOT-BC175825  Crossosoma californicum R. F. Thorne 1968-2-25 37915 Los Angeles Channel Islands; Santa Catalina Island: Cherry Valley Comment
  CAS-BOT-BC175834  Crossosoma californicum Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Isl. Comment
  RSA598217  Crossosoma californicum Sara L. Crockett 1996-12-7 555 Los Angeles [Santa Catalina Island], 2 miles E of USC Marine Center on Two Harbors Road (from Little Harbor) 335 Comment
  RSA85073  Crossosoma californicum F. W. Peirson 1923-4-11 3444 Los Angeles In canyon below farm buildings at Eagle Ranch, San Clemente Island Comment
  SEINET9253037 Image available Croton californicus A. C. Sanders 2003-5-26 26855 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
  UCR205087  Croton californicus R. G. Swinney 2008-4-10 8640 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, confluence of Lodi Canyon with San Dimas Canyon, just south of San Dimas Reservoir 402 Comment
  UCR260794  Croton californicus R. G. Swinney 2010-2-27 11736 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  POM293339  Croton californicus var. tenuis Lyman Benson 1947-4-29 12346 Los Angeles Indian Hill, Claremont. Drainage Area: Pacific Slope 427 Comment
  CHSC26420  Croton setiger Ted H. Thorsted Jr. 1970-8-20 Los Angeles On slope bounding campus of California State College at Los Angeles. 121 Comment
  SBBG112933  Croton setiger S. A. Junak with K. Kirkland 1997-11-15 SCa 484 Los Angeles 1 mi N of Cactus Pk, at E end of conspicuous limestone ridge 387 Comment
  SBBG13257  Croton setiger M. A. Piehl 1962-6-10 62388 Los Angeles cyn E of Thirst 304 Comment
  SBBG28477  Croton setiger L. R. Abrams 1902-8-20 2966 Los Angeles near Inglewood Comment
  RSA0111945  Cryptantha circumscissa Richard G. Swinney 2011-4-19 14403 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
  SD215427  Cryptantha circumscissa Steve Boyd, Lauren Raz 1997-3-25 9275 Los Angeles Liebre Mountains Region; Knapp Ranch area at upper end of Castaic Crek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 975 Comment
  LA94290  Cryptantha clevelandii W. O. Griesel; 1936-4-25 sn Los Angeles Santa Monica Mountains, Point Dume 365 Comment
  RSA0094673  Cryptantha clevelandii R. F. Thorne 1966-4-30 36338 Los Angeles Santa Catalina Island. W fork Gallagher s canyon. 15 Comment
  SBBG126943  Cryptantha clokeyi A. Parikh, N. Gale 2011-6-22 3495 Los Angeles N of Iron Mtn, 1.9 km E of Angeles Forest Hwy, 0.9 km S of Monte Cristo Crk 1405 Comment
  RSA632841  Cryptantha decipiens R. F. Thorne, J. P. Simon, John Dourley, H. Caulfield 1970-5-1 39531 Los Angeles Mojave Desert: Along road to Valyermo ca. 1 mile east of Pallett Ranch at foot of grade north of Pinyon Pine Ridge in Shoemaker Canyon. 1402 Comment
  UCR186912  Cryptantha echinella A. C. Sanders 2006-4-25 32180 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  SBBG105336  Cryptantha intermedia H. L. Ferguson 1980-3-24 127 Los Angeles E side just S of Nots Cyn 60 Comment
  RSA605432  Cryptantha micrantha L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground 1433 Comment
  RSA609265  Cryptantha microstachys L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: Mesa on west side of Bear Creek off West Fork San Gabriel River. 610 Comment
  RSA584975  Cryptantha microstachys T. S. Ross 1993-5-16 7161 Los Angeles Upper Monroe Road; ridgetop hillock on the divide between Persinger, Horse, and Little Dalton Canyons; ca 850-930 m NW of Horse Canyon Saddle 1024 Comment
  RSA499702  Cryptantha muricata Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1676 Comment
  SEINET12290552  Cryptantha muricata C. W. Tilforth, Thorne, R. F. 1971-1 39967 Los Angeles San Gabriel Mts., Angeles National Forest: 2 mi up Lower Tunjun Rd from Forestry Headquarters 457 Comment
  SBBG63797  Cryptantha muricata var. jonesii R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  RSA0079347  Cryptantha muricata var. jonesii R. F. Thorne, C. W. Tilforth 1971-6-29 40723 Los Angeles San Gabriel Mountains region: Aliso Creek at Tie Canyon where crossed by Angeles Forest Rd. 1372 Comment
  RSA0110199  Cryptantha muricata var. muricata Richard G. Swinney 2011-5-16 14728 Los Angeles San Gabriel Mountains: Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 degrees SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  RSA0078913  Cryptantha muricata var. muricata T. S. Ross, Steve D. Boyd 1990-5-23 2615 Los Angeles Mt. Gleason area: north-northwesterly ridge decending from Messenger Peak (6015 ft) near the headwaters of Mill canyon and Moody Canyon. San Gabriel Mountains. 1720 Comment
  HSC104248  Cryptantha nevadensis var. rigida R. G. Swinney 2009-4-24 10454 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA593893  Cryptantha nevadensis var. rigida Steve Boyd 1996-4-24 8654 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct. 1098 Comment
  RSA750205  Cryptantha nevadensis var. rigida R. G. Swinney 2005-7-21 8311 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  RSA595333  Cryptantha nevadensis var. rigida L. C. Wheeler 1967-5-8 9339 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA730303  Cryptantha oxygona R. G. Swinney 1999-6-18 7303 Los Angeles Big John Flat, SE end along canyon bottom of east of fork of Boulder Canyon. 1732 Comment
  RSA747132  Cryptantha oxygona R. G. Swinney 2008-5-8 8814 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
  RSA587368  Cryptantha oxygona Orlando Mistretta 1995-4-25 1641 C Los Angeles San Gabriel Mountains. Kitter Canyon. Near the confluence of Kitter canton and Little Rock creek. 1098 Comment
  RSA0079044  Cryptantha pterocarya var. pterocarya LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 863 Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  RSA0079041  Cryptantha pterocarya var. pterocarya Robert Gustafson, Christopher Davidson 1977-4-20 416 Los Angeles Fort Tejon Road, south of Littlerock, about 1.5 miles east of the junction with 82nd St. 976 Comment
  SBBG123120  Cryptantha similis R. G. Swinney 2001-4-18 7910 Los Angeles Bobs Gap near Lime Kiln ruins, near Valyermo 1244 Comment
  UCR190886  Cryptantha similis R. G. Swinney 2001-4-18 7910 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  CAS-BOT-BC224487  Cuscuta californica John Thomas Howell 1931-6-6 6661 Los Angeles Big Tijunga [Tujunga] Wash Comment
  SFV6273  Cuscuta californica M. H. Grayum, L. A. Lester 1974-6-22 s. n. Los Angeles Santa Susana Mountains Chivo Canyon. 671 Comment
  RSA597032  Cuscuta californica var. californica T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3846 Los Angeles Ridgetop to the W of Crystal Lake [ridge descending SSW from Mt. Islip] 1866 Comment
  SEINET9037441 Image available Cylindropuntia echinocarpa M. A. Baker, Michelle Cloud-Hughes 2014-1 18260 Los Angeles San Gabriel Mountains, Soledad Canyon, just south of the Vincent Fire Station, north side of Route 14, 10km SSW of Palmdale, 50km NNE of central Los Angeles, granitic grus and silt 940 Comment
  CATA1129  Cynodon dactylon Mark L. Hoefs 1995-5-23 2097 Los Angeles Santa Catalina Island: Middle Canyon, near Eagles Nest Lodge 124 Comment
  RSA0065212  Cynodon dactylon R. G. Swinney 2010-9-1 13662 Los Angeles Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds. 341 Comment
  RSA483538  Cynodon dactylon F. R. Fosberg 1930-7-7 S 3141 Los Angeles Alamitos Bay. Comment
  RSA483542  Cynodon dactylon M. B. Dunkle 1933-4-14 3301 Los Angeles Long Beach. Comment
  SDSU982  Cynodon dactylon Gerald Collier 1951-5-10 M 47 Los Angeles 11621 Mayfield Ave, L.A. 49 Comment
  LA11266  Cynodon dactylon W. S. L.; 1903-6-21 306 Los Angeles Comment
  SD130207  Cyperus difformis Dick Swinney 1989-6-25 Los Angeles San Gabriel Mountains; Big Dalton Dam Debris basin. Comment
  HSC7215  Cyperus eragrostis C. E. Fellows 1965-12-20 186 Los Angeles 1 mi. S of Ventura Blvd. on Reseda Blvd. at Rosita St., NE foothills of Santa Monica Mtns. 274 Comment
  RSA669345  Cyperus eragrostis LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 549 -b Los Angeles Transverse Ranges; Verdugo Mountains region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 425 Comment
  UC302101  Cyperus eragrostis unknown Aug 1921 3454 Los Angeles roadside near Bandini Comment
  POM264733  Cyperus esculentus L. C. Wheeler 1932-9-14 1381 Los Angeles 2 miles N [of] Covina. 152 Comment
  CAS-BOT-BC113961  Cyperus odoratus Ernest Braunton 1902-7-1 578 Los Angeles LA River Comment
  RSA0106595  Cystopteris fragilis Orlando Mistretta, Christine Mistretta 2008-5-16 3105 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 109 per TRTP Survey 2008), Upper Fish Canyon. 1001 Comment
  RSA729551  Dactylis glomerata R. G. Swinney, D. W. Larson 1999-6-12 7544 Los Angeles San Gabriel Mtns.: upper East Fork San Dimas Canyon, north of confluence with Fern Canyon. 869 Comment
  RSA733178  Datisca glomerata R. G. Swinney 1998-8-17 6776 Los Angeles San Gabriel Mtns.: side canyon along Heaton Flat Trail. c. 1/4 mile east of trailhead at Heaton Flat in San Gabriel Canyon 732 Comment
  RSA647954  Datura wrightii Michelle Manolovitz, Brian Manolovitz 1992-5-19 25 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 300 feet northwest of park office. Comment
  SBBG53240  Daucus pusillus S. A. Junak 1978-4-15 SCa 47 Los Angeles E side of ridge just W of Isthmus Cove Comment
  SBBG12922  Deinandra clementina E. R. Blakley 1962-6-10 5212 Los Angeles Wilson Cove 30 Comment
  LA200234  Deinandra fasciculata Jonathan Sauer; D. Bradbury, A. Lang 1969-9-25 4612 Los Angeles Santa Monica Mountains, Sequit Point 7 Comment
  CAS-BOT-BC131011  Deinandra minthornii John Thomas Howell 1977-3-7 52314 Los Angeles Summit of Santa Susana Pass, Los Angeles - Ventura Co. line Comment
  UC935711  Deinandra minthornii H. M. Hall 1929-11-6 12772 Los Angeles n slope Santa Susana Pass Comment
  UC854072  Delphinium cardinale Alice Eastwood 1906-6-5 275 Los Angeles Roscoe Country adjacent to Los Angeles Comment
  SEINET12086825  Delphinium cardinale M. F. Wheeler 1938-1 s.n. Los Angeles San Dimas Canyon Wash, 1/2 mi NE of San Dimas County Park Comment
  RSA0029745  Delphinium glaucum R. G. Swinney 1997-7-16 5663 Los Angeles Buford Canyon, 0.5 mi. W of San Barnardino Co. line, S of Hwy 2 and Swarthout Valley, 2 air mi. W of Wrightwood. 1921 Comment
  CAS-BOT-BC8854  Delphinium glaucum Joseph Andorfer Ewan 1934-8-4 8381 Los Angeles N slope Blue Ridge, at Guffy's Spring, San Gabriel Mountains 2438 Comment
  RSA350612  Delphinium inflexum Anstruther Davidson 1927-07 3641 Los Angeles San Gabriel Mts., Fish Canyon. Comment
  RSA773543  Delphinium parishii R. G. Swinney 2009-4-29 10571 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  UC64118  Delphinium parishii subsp. parishii H. M. Hall June 1899 1243 Los Angeles San Antonio Mts. 1752 Comment
  RSA587265  Delphinium parishii subsp. parishii Orlando Mistretta 1994-5-13 1216 Los Angeles San Gabriel Mts; Little Rock Creek, slopes E of creek opposite confluence with Kitter Canyon 1128 Comment
  CAS-BOT-BC33224  Delphinium parryi LeRoy Abrams 1901-4-1 1186 Los Angeles Ballona Harbor Comment
  UCR179451  Delphinium patens R. G. Swinney, Dave Larson 1996-7-17 5118 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  RSA0030028  Delphinium patens subsp. montanum Sam Tyson 1943-3-26 s.n. Los Angeles San Dimas Canyon Comment
  UCR238643  Delphinium patens subsp. patens Anuja Parikh, Nathan Gale 2010-6-18 3333 Los Angeles Transverse Range; San Gabriel Mountains, upper Big Tujunga Canyon, 1.2 km north of State Hwy 2 (Angeles Crest Hwy) 0.4 km west of Upper Big Tujunga Canyon Road 1220 Comment
  RSA764433  Dendromecon rigida Doris Bowers 1965-05 614 Los Angeles Little Tujunga Canyon 610 Comment
  RSA128284  Dendromecon rigida subsp. rhamnoides H. J. Thompson 1959-3-27 1897 Los Angeles North slope 0.5 miles NE of Saddle Peak. 610 Comment
  CAS-BOT-BC43344  Descurainia pinnata subsp. glabra W. R. Dudley; F. H. Lamb 1896-6-12 4448 Los Angeles Mt. Pinos Region. Tejon Pass Road. Tejon Pass. Comment
  POM307890  Descurainia pinnata subsp. glabra Henry J. Ramsey, Henry J. Ramsey 1938-4-16 2684 Los Angeles Lancaster Comment
  SBBG116970  Descurainia pinnata subsp. menziesii S. A. Junak with K. Kirkland 2001-4-13 SCa 1437 Los Angeles ridgetop N of Deer Valley Reservoir, just E of Two Harbors 228 Comment
  RSA230386  Descurainia sophia R. F. Thorne 1969-7-10 38384 Los Angeles San Gabriel Mts., Angeles National Forest: Wet margin of Jackson Lake. 1860 Comment
  UCD114787  Descurainia sophia O. K. Heddon 1931-3-14 2179 Los Angeles Lancaster. Comment
  UC450952  Dicentra chrysantha Fay A. MacFadden 1931-4-22 2637 Los Angeles San Francisquito Canyon Comment
  CAS-BOT-BC402519  Dicentra ochroleuca K. Nakai; B. Broadbent 1980-5-4 594 Los Angeles Santa Monica Mountains, ca. 1.6 km south from the end of Channelford Rd. and ca. 0.8 km west of the Las Virgenes Reservoir Comment
  RSA191379  Dichanthelium acuminatum var. acuminatum R. F. Thorne 1967-7-19 37129 Los Angeles San Gabriel Mountains, Angeles National Forest: Yucca Flats Summer Home Tract at upper end of Canyon of N Fork of San Gabriel River 1250 Comment
  UCR258839  Dichelostemma capitatum R. G. Swinney 2010-3-22 12035 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  CAS-BOT-BC499433  Dichelostemma capitatum John I. Carlson 1914-4-28 s. n. Los Angeles Avalon, Catalina Islands Comment
  RSA533481  Dichelostemma capitatum subsp. capitatum Timothy S. Ross 1991-3-9 4200 Los Angeles Whittier Hills: (Puente Hills, pro parte): head of unnamed ENE-draining canyon. 290 Comment
  RSA70162  Dichelostemma capitatum subsp. capitatum F. W. Peirson 1923-4-12 3485 Los Angeles Wilson s Cove, San Clemente Island Comment
  SD237232  Dicksonia antarctica Lorraine Weller 2008-8-25 Los Angeles South Coast; Foot of Santa Monica Mtns.: Pacific Palisades. In residential neighborhood called Huntington Palisades at 525 Almoloya St. 79 Comment
  CAS-BOT-BC209061  Digitaria sanguinalis Le Roy Abrams 1901-7-1 1860 Los Angeles Inglewood Comment
  SEINET10718507  Dioscorea Heidi H. Schmidt 1999-10-14 Schmidt 3868 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  CAS-BOT-BC518705  Diospyros lotus R. G. Swinney 2011-6-30 15395 Los Angeles San Gabriel Mountains: 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  CAS-BOT-BC151043  Diplacus brevipes Dr. Barton W. Evermann 1916-5-16 s.n. Los Angeles Saugus Comment
  RSA0115974  Diplotaxis muralis Crawford, Hiatt 1916-3-29 987 Los Angeles Topango Canyon Comment
  LA211195  Dipsacus fullonum Tarja Sagar; 2010-12-14 s.n. Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek State Park Comment
  SBBG31026  Distichlis spicata R. F. Thorne with P. C. Everett 1965-5-11 Los Angeles behind Cottonwood Dam in Cottonwood Cyn 45 Comment
  UC402542  Dithyrea californica George B. Grant 1904-5-14 266 a Los Angeles Playa del Rey Comment
  SEINET4091191  Dodecatheon clevelandii R. Moran 1941-1 604 Los Angeles South of Johnson's Valley, Santa Catalina Island. 200 Comment
  UC1080591  Dodecatheon clevelandii subsp. clevelandii E. K. Balls, P. C. Everett, R. Shaw 1958-1-8 22849 Los Angeles 4 mi n Claremont (sw of San Antonio Dam); n of Claremont, sw of San Antonio Dam 579 Comment
  RSA678325  Draba cuneifolia V. Soza, LeRoy Gross 2002-4-3 1383 Los Angeles West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. 564 Comment
  CAS-BOT-BC41672  Draba cuneifolia var. integrifolia Peter H. Raven 1962-3-27 16993 Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 miles east of Portuguese Bend. Comment
  CAS-BOT-BC157702  Drymocallis glandulosa var. glandulosa Le Roy Abrams 1899-3-1 254 Los Angeles Santa Monica Mts. Comment
  CAS-BOT-BC157705  Drymocallis glandulosa var. glandulosa Geo. B. Grant 1901-7-26 4468 Los Angeles Sturtevant's Camp Comment
  RSA507007  Drymocallis glandulosa var. viscida Robert F. Thorne, M. Z. Thorne 1969-7-10 38388 Los Angeles San Gabriel Mountains; Angeles National Forest: Along Angeles Crest Hwy. 1.1 mile NE of Pine Hollow Picnic Ground. 2134 Comment
  UC1128211  Drymocallis glandulosa var. wrangelliana A. D. Gifford 1934-4-23 148 Los Angeles 1 1/2 mi w and 3/4 mi n Castro Pk.; Triunfo Pass Quadrangle Comment
  RSA519119  Drymocallis glandulosa var. wrangelliana Brooke Yoshino 1990-4-24 2 Los Angeles Live Oak Canyon, La Verne. Alt. +/-2000 ft. 610 Comment
  RSA654360  Dryopteris arguta Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 989 Los Angeles Verdugo Mountains, southwest side: Along Verdugo Mtwy, E of junction with Stough Canyon Mtwy, above Stough Canyon, NE side of peak ''2646''. 762 Comment
  RSA693717  Dryopteris arguta G. R. Proctor 1944-02 777 Los Angeles Sepulveda Canyon Comment
  UCR280662  Dryopteris arguta R. G. Swinney 2014-5-21 16606 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  RSA693687  Dryopteris arguta Kenneth A. Wilson 1994-7-9 2454 Los Angeles Malibu Creek State Park, southwest end of Century Lake Comment
  UCR192853  Dudleya R. G. Swinney 1998-7-10 6480 Los Angeles San Gabriel Mtns., Prairie Fork Canyon, 0.5 mi. west of Cabin Flats Campground 1585 Comment
  UCD101943  Dudleya Anju K. Riar 1992-5-23 5 Los Angeles Mt. Baldy. 914 Comment
  CAS-BOT-BC428113  Dudleya cymosa subsp. cymosa Geo. B. Grant 1906-6-10 6677 Los Angeles Mt Lowe, Castle Canyon Comment
  LA210120  Dudleya cymosa subsp. marcescens K. Nakai; 1980-6-8 621 Los Angeles Santa Monica Mountains, Topanga Canyon, 3.15 kn N of Calif. Hwy. 1 150.0 Comment
  SDSU21069  Dudleya cymosa subsp. pumila Ian Cain, Natasha Bartely 2010-6-23 1539 Los Angeles Angeles National Forest, San Gabriel Mountains. Along Bear Creek east of Cogswell Dam 605 Comment
  CAS-BOT-BC109690  Dudleya densiflora Alice Eastwood 1919-5-29 9007 Los Angeles San Gabriel Canyon. Comment
  UC830958  Dudleya densiflora I. W. Clokey 1943-6-6 Los Angeles San Gabriel Canyon Comment
  UCR150629  Dudleya densiflora Scott D. White 1997-5-8 5072 Los Angeles San Gabriel Mtns, San Gabriel River Canyon, N of Azusa. Canyon bottom and adjacent slopes below Morris Dam 305 Comment
  LA200393  Dudleya lanceolata Joan Malloy; 1952-5-15 sn Los Angeles Comment
  UC1015293  Dudleya lanceolata Reid Moran 1951-4-29 3478 Los Angeles 2.5 mi below and s Rincon Guard Station; San Gabriel Canyon Comment
  SFV21088  Dysphania ambrosioides L. Gross, V. Soza, N. Gilbert 2000-10-18 291 Los Angeles Verdugo Mountains Hostetter Mountainway. Along roadside near above coordinates. 915 Comment
  UCR210441  Dysphania ambrosioides R. G. Swinney 2008-11-30 9882 Los Angeles San Gabriel Mtns., Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy 165 Comment
  RSA0103474  Dysphania botrys R. G. Swinney 2011-10-18 15809 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
  POM365252  Echinochloa crus-galli H. L. Bauer 1928-10-15 s.n. Los Angeles Long Beach. Comment
  RSA0083136  Echinochloa crus-galli R. G. Swinney 2010-6-29 13379 Los Angeles Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake. 308 Comment
  RSA603320  Echinochloa crus-galli Scott D. White 1997-5-21 5193 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  UCR259079  Echinochloa crus-galli R. G. Swinney 2010-10-15 14050 Los Angeles San Gabriel Mountains, from Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake 329 Comment
  UC1870176  Echium candicans LeRoy Gross 2004-3-19 1208 Los Angeles Transverse Ranges; Verdugo Mountains region; San Rafael Hills: North section of hills; Gate # 4 Along Ridge Motorway (dirt road) at corner of Camino San Rafael and Flintridge drive. Near 34.18091N, 118.21176W. 502 Comment
  RSA509573  Eclipta prostrata L. C. Wheeler 1966-10-27 9100 Los Angeles San Gabriel Mts., Angeles National Forest: in W fork of San Gabriel River at Camp Rincon. Comment
  RSA584628  Ehrharta calycina Timothy S. Ross, Janet Takara, S. Otte 1993-4-24 6949 Los Angeles Santa Catalina Island: W end of island beyond isthmus, on main east-west ridgetop, ca 615 meters E of Granite Triangulation Point and 620 meters WNW of Oak Triangulation Point. 488 Comment
  UCR169886  Eleocharis A. C. Sanders, Mark A. Elvin 2002-6-25 25260 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
  UCR259182  Eleocharis R. G. Swinney 2010-6-23 13373 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
  UC729770  Eleocharis macrostachya Carl B. Wolf 1932-5-12 3597 Los Angeles between Little Harbor and Cottonwood Creek Santa Catalina Island 45 Comment
  UCR179244  Eleocharis montevidensis R. G. Swinney 1989-7-13 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, Morgan Canyon Debris Basin 366 Comment
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Nov 5 2010
  POM8742  Eleocharis palustris Phillip A. Munz, R. D. Harwood 1920-5-15 3957 Los Angeles Near Santa Monica. 152 Comment
  RSA0056275  Elymus condensatus Orlando Misretta, Mike Hammitt 1991-4-15 s.n. Los Angeles San Francisquito Canyon. 543 Comment
  UCR179679  Elymus elongatus R. G. Swinney, Dave Larson 1996-8-7 5233 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, southern third of west half of Brown's Flat 1317 Comment
  RSA0055757  Elymus elymoides R. G. Swinney 2010-5-19 12810 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd. just west of Angeles Natl. forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of, Mt. Emma Rd. 1335 Comment
  UCR223717  Elymus elymoides R. G. Swinney 2009-6-17 11207 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  POM184716  Elymus elymoides subsp. elymoides Joseph A. Ewan 1932-5-29 7198 Los Angeles Lower Arrastre Canyon 854 Comment
  CDA31745  Elymus glaucus L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns. Campground vicinity, Devil s Canyon Comment
  CAS-BOT-BC206754  Elymus glaucus subsp. glaucus Geo. B. Grant 1906-6-14 s.n. Los Angeles Mt. Wilson, summit Mt. Howard Comment
  UCD62330  Elymus glaucus subsp. glaucus Louis C. Wheeler 1967-6-26 9905 Los Angeles San Gabriel Mountains: Placerita Canyon. 609 Comment
  RSA611060  Elymus glaucus subsp. jepsonii L. C. Wheeler 1968-5-15 s.n. Los Angeles San Antonio Canyon, north side of ridge north of Cascade Canyon. 1189 Comment
  UC224200  Elymus glaucus subsp. jepsonii A. D. E. Elmer June 1902 3750 Los Angeles Acton Comment
  CATA3161  Elymus triticoides Amy Catalano 2016-5-25 132 Los Angeles Santa Catalina Island: Short spur road at sharp turn at south end of Big Springs Road 63 Comment
  IRVC29113  Emmenanthe penduliflora A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26137 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
  RSA0045219  Emmenanthe penduliflora R. G. Swinney 2010-5-11 12654 Los Angeles Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary. 829 Comment
  RSA401550  Emmenanthe penduliflora Anstruther Davidson 1890-3-14 1929 Los Angeles Los Angeles. Comment
  RSA652210  Emmenanthe penduliflora Jeanne Bellemin 1969-5-16 s.n. Los Angeles San Gabriel Can. at Reservoir. Comment
  SEINET10615744 Image available Encelia actoni Adolph D. E. Elmer Elmer 3724 Los Angeles Comment
  POM4939  Encelia californica I. M. Johnston 1917-4-11 s.n. Los Angeles Dominguez Mesa Comment
  SD31208  Encelia californica Edith A. Purer 1931-3-26 Los Angeles Palos Verdes Hills. Comment
  RSA383905  Ephedra nevadensis Robert Gustafson, Christopher Davidson 1977-4-20 424 Los Angeles Fort Tejon Road, south of Littlerock, about 1.5 miles east of the junction with 82nd St. 976 Comment
  NY70820  Ephedra viridis T. S. Ross 1990-6-6 2874 Los Angeles Piru Pond: Los Padres National Forest (administered by Angeles National Forest). Liebre Mtn. USGS 7.5' Quadrangle 644.7 Comment
  CAS-BOT-BC166210  Epilobium canum subsp. canum Louis C. Wheeler 1931-9-26 160 Los Angeles 2 mi. N Claremont 411 Comment
  POM2976  Epilobium canum subsp. canum L. T. Street 1918-11-3 s.n. Los Angeles San Jose Hills. Comment
  RSA322909  Epilobium canum subsp. canum Reid V. Moran, R. M. Beauchamp, T. Oberbauer 1975-8-23 22691 Los Angeles San Clemente Island. Near mouth of Red Rock Canyon. 20 Comment
  SBBG13589  Epilobium canum subsp. canum E. R. Blakley 1962-10-3 5385 Los Angeles near Wrigley Reservoir at the summit of the island rd 426 Comment
  SDSU8889  Epilobium canum subsp. canum D. F. Howe 1951-10-7 2162 Los Angeles Mandeville Canyon, Santa monica Mountains. Comment
  UCR276746  Epilobium canum subsp. canum R. G. Swinney 2010-8-11 13496 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  RSA679289  Epilobium ciliatum subsp. ciliatum Mark A. Elvin, Anne Marie Ruff 1996-8-1 299 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. 3.9 mi from gate at E end of road. Comment
  RSA733777  Epipactis gigantea Richard G. Swinney 1998-7-29 6538 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
  UC4488  Epipactis gigantea J. H. Barber 1897-6-29 212 Los Angeles near Acton; Bear Canyon 1066 Comment
  UCR209458  Equisetum laevigatum R. G. Swinney 2008-10-10 9556 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  UCSB8210  Equisetum laevigatum Crum, Charles 1958-7-3 Los Angeles Crystal Lake roadside, near Los Angeles. 121 Comment
  CAS-BOT-BC57751  Equisetum telmateia J. Ewan 1931-10-24 5280 Los Angeles 1/2 mi. below Seminole Hot Springs, Santa Monica Mts. Comment
  POM352257  Eragrostis mexicana subsp. mexicana Anstruther Davidson 1889-06 287 Los Angeles Los Angeles. Comment
  LA33391  Eragrostis mexicana subsp. virescens Peter H. Raven; Henry J. Thompson 1959-10-31 14721 Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon, just N of Sunset Blvd. 167 Comment
  RSA421546  Eremocarpus setiger H. L. Bauer 1933-8-1 17992 Los Angeles Santa Monica Mts., roadside in lower Latigo Canyon. 305 Comment
  CHSC95546  Eremothera boothii subsp. decorticans LeRoy Gross 2005-5-19 2302 Los Angeles Mojave Desert; West Mojave Desert region: South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway. Started at Ave A, Near 34.820450N 118.16535W then walked south to 34.81703, 118.16403W. 722 Comment
  RSA0104857  Eriastrum densifolium subsp. austromontanum Katherine Brandegee s.n. Los Angeles Ravenna. 752 Comment
  RSA0107973  Eriastrum densifolium subsp. austromontanum Steve Boyd, Laura Moore, Michael Wall 1997-7-24 10021 A Los Angeles Liebre Mountains Region: Summit of Liebre Mountain, saddle between Richardson and Bear canyons, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A). 1646 Comment
  UCR126624  Eriastrum densifolium subsp. densifolium A. C. Sanders, Mark Elvin 2003-8-7 27170 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  RSA0118102  Eriastrum eremicum subsp. eremicum Sarah J. J. De Groot 2005-5-19 4975 Los Angeles Antelope Valley: North side of Avenue H at intersection with 110th St. E. Vicinity of Roosevelt and Redman. 727 Comment
  UC133710  Eriastrum sapphirinum J. Grinnell 1903-6-27 Los Angeles Arroyo Seco Pasadena Comment
  UCR177734  Eriastrum sapphirinum LeRoy Gross, Naomi Fraga, B. Hogshead, Aydee Virgen 2003-6-19 1093 Los Angeles Transverse Ranges; Verdugo Mountains region, North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  UCD118320  Eriastrum sapphirinum Louis C. Wheeler 1933-9-26 2135 Los Angeles San Gabriel Canyon, San Gabriel Mountains. 335 Comment
  RSA0121276  Eriastrum sapphirinum subsp. dasyanthum Jim Reutzel 1994-5-29 70 Los Angeles Only at higher elevations in open, disturbed areas. North of the reservoir, up the hill, near the fence. Hills behind Cal Poly Pomona University Health Center. Comment
  RSA0121288  Eriastrum sapphirinum subsp. dasyanthum B. C. Templeton 1935-6-23 4789 Los Angeles Azusa. Comment
  RSA184065  Ericameria cooperi I. L. Wiggins 1966-4-23 20638 Los Angeles E of 145 St. E, between Palmdale Blvd. and Ave. O, N of Pearblossom, Mohave Desert. Comment
  JEPS19252  Ericameria cooperi var. cooperi Frank W. Peirson 1927-5-21 Los Angeles summit Mint Canyon Grade; San Gabriel Mts., Mint Canyon Grade Comment
  RSA786151  Ericameria cuneata var. cuneata J. D. Olmsted 1959-11-8 1081 Los Angeles East Fork San Gabriel River Drainage Area: Fish Fork between sixth and seventh falls. 1280 Comment
  CAS-BOT-BC287624  Ericameria linearifolia Timothy S. Ross; Steve Boyd 1994-5-25 7923 Los Angeles Liebre Mts. Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit. These collections from ca 600-800 m WSW of summit 1075 Comment
  RSA568835  Ericameria linearifolia Roy R. Snelling 1977-4-18 2 Los Angeles 2 miles south of Pearblossom, 1067 Comment
  RSA748908  Ericameria linearifolia R. G. Swinney 2008-5-2 8736 Los Angeles Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  UCR221903  Ericameria linearifolia R. G. Swinney 2009-4-28 10530 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  CAS-BOT-BC287632  Ericameria linearifolia David Dreyer 1968-4-6 s.n. Los Angeles Along roadsides on N edge of San Gabriel Mts 1493 Comment
  UC284765  Ericameria nauseosa var. bernardina P. A. Munz 1923-8-31 7698 Los Angeles San Antonio Mts., Mescal Creek 1950 Comment
  SFV18747  Ericameria nauseosa var. mohavensis J. N. Hogue 2003-10-11 208 .1 Los Angeles Mojave Desert Antelope Valley, Lancaster. Intersection of Ave. I and 60th Street West. 716 Comment
  UCR88658  Ericameria palmeri var. pachylepis Scott D. White 1995-10-19 3715 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
  OBI5767  Ericameria parishii var. parishii Carl B. Wolf 1931-10-20 2470 Los Angeles Just below the Padua Hills Theatre; above Claremont, west slope of San Gabriel Mts Comment
  UC1118799  Ericameria parishii var. parishii J. S. Horton 1934-10-23 Los Angeles Bell Canyon Angeles National Forest, Pomona Quad., Bell Canyon 853 Comment
  CAS-BOT-BC293124  Ericameria pinifolia Tim Ross 1992-7-17 6723 Los Angeles San Gabriel Mtns: ca 300 m W of the summit of Condor Peak 1588 Comment
  CAS-BOT-BC293132  Ericameria pinifolia B. 1903-8-1 4076 Los Angeles Claremont Comment
  CAS-BOT-BC293135  Ericameria pinifolia Ralph Hoffmann 1931-10-1 s.n. Los Angeles Near Oaks Garage, Mint Canyon Comment
  UCR54514  Ericameria pinifolia S. J. Myers 1988-11-15 s.n. Los Angeles Soledad Canyon, Santa Clara River at Lang Crossing 488 Comment
  CAS-BOT-BC294823  Erigeron breweri var. covillei John Thomas Howell 1927-10-16 3149 Los Angeles Santa Anita Canon [Canyon], San Gabriel Mts. Comment
  SD107922  Erigeron canadensis Larry DeBuhr, Gary Wallace 1972-9-4 717 Los Angeles San Clemente Island; in seepage area below barracks at Wilson Cove. Comment
  UCR143540  Erigeron divergens I. M. Johnston 1917-8-22 1708 Los Angeles Transverse Ranges; San Gabriel Mtns, Prairie Fork of the San Gabriel River 1524 Comment
  UCR280939  Erigeron foliosus Mitch Provance 2017-6-30 617- 35 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., upper portion of Chime Tower Rd. 145 Comment
  RSA11187  Erigeron foliosus var. foliosus C. Epling, Nesta Dunn, Alice Goen 1931-5-16 s.n. Los Angeles Mountains near Claremont 1524 Comment
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Sep 13 2017
  RSA93096  Erigeron philadelphicus F. W. Peirson 1908-5-22 1292 Los Angeles Bixby Ranch near Long Beach. Comment
  SEINET3146649  Erigeron pumilus var. intermedius M. E. Jones 1897-6-18 sn Los Angeles Chat. [perhaps Chatsworth in Los Angeles Co.?] 1524 Comment
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Dec 18 2015
  JEPS58  Eriodictyon crassifolium var. nigrescens W. L. Jepson 1920-5-3 8932 Los Angeles mountains above Castaic Creek Castaic Creek; mountains above Castaic Creek 975 Comment
  SD69701  Eriodictyon traskiae Robert F. Thorne 1966-4-29 36310 Los Angeles Santa Catalina Island; hillside below road to White's Landing above turn-off to Echo Lake. 410 Comment
  RSA0068454  Eriodictyon trichocalyx R. G. Swinney 2010-3-30 12114 Los Angeles San Gabriel Mountains: Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  RSA783132  Eriogonum J. D. Olmsted 1959-9-21 973 Los Angeles 1/2 mi SW of intersection of roads from Tanbark Flat and Glendora Mt. Rd. along Rd. from Big Dalton dam, San Dimas Experimental Forest. 823 Comment
  UCR246412  Eriogonum Dan S. Cooper 2011-6-6 611- 76 Los Angeles Western Mojave Desert, Antelope Valley, south of A.B. Ripley Desert Woodland State Park and of California Aqueduct, west of 205th St. West 938 Comment
  SBBG44383  Eriogonum angulosum G. Sphon, D. Hearn 1956-5-30 24 Los Angeles Black Butte Comment
  SEINET1004565  Eriogonum angulosum Mark A. Elvin, Kim Marsden 2003-1 297 -B Los Angeles Santa Clarita Valley:Newhall Ranch, SW face of Potrero Mesa. 305 Comment
  SBBG61858  Eriogonum brachyanthum P. A. Munz, I. M. Johnston 1928-9-4 11166 Los Angeles ca. 2 mi E of Palmdale 1005 Comment
  UCR108404  Eriogonum brachyanthum L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Soledad Canyon, Santa Clara River 530 Comment
  UCR164527  Eriogonum brachyanthum T. B. Salvato, Sandra Murcia 2005-11-8 1284 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel from Palmdale Blvd to Avenue Q, east of 51st Street 805 Comment
  LA206741  Eriogonum cinereum Harvey Anderson; August 1931 sn Los Angeles Santa Monica Mountains, Escondido Canyon Comment
  RSA3238  Eriogonum cinereum Carl B. Wolf 1931-6-25 2244 Los Angeles Along Beverly Blvd., on grade leading down into Santa Monica Canyon. 46 Comment
  SBBG64320  Eriogonum cithariforme R. Hoffmann 1930-6-6 Los Angeles Liebre Station, Ridge Route [historic site] Comment
  IRVC26921  Eriogonum cithariforme var. agninum Mark A. Elvin 2003-5-25 2927 A Los Angeles Newhall Ranch, Salt Creek, mesa in middle of Salt Creek drainage NE end of Santa Susana Mtns. 595 Comment
  RSA393568  Eriogonum clavatum Anstruther Davidson 1893-5-12 s.n. Los Angeles Harold. Comment
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Dec 22 2020
  CLARK-A1528-3730  Eriogonum davidsonii John C. Roos 1937-7-18 403 Los Angeles San Antonio Canyon 914 Comment
  SBBG64079  Eriogonum davidsonii R. Hoffmann 1931-8-22 Los Angeles Mt Wilson 1676 Comment
  UCR205188  Eriogonum davidsonii R. G. Swinney 2008-5-2 8729 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  RSA764501  Eriogonum deflexum var. baratum Orlando Mistretta, Christine Mistretta 2008-5-2 2614 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 42 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1021 Comment
  RSA393295  Eriogonum elongatum Louis C. Wheeler 1932-10-14 1429 Los Angeles Beverly Blvd. .5 mi. E UCLA Campus, W Los Angeles. 137 Comment
  LA200759  Eriogonum elongatum var. elongatum Norman A. Cole; May 1964 389 .5 Los Angeles Santa Monica Mountains, La Sierra Canyon, 3.1 mi E of junction of Mulholland and Cornell Rd 274 Comment
  RSA0094174  Eriogonum elongatum var. elongatum R. G. Swinney 2011-11-3 15999 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
  CAS-BOT-BC249769  Eriogonum elongatum var. elongatum Frank W. Peirson 1924-12-5 5385 Los Angeles Along rail at many points from here down; Little Santa Anita Trail, San Gabriel Mts. Comment
  UC1094047  Eriogonum elongatum var. elongatum Peter H. Raven 1957-9-21 11335 Los Angeles hillside at nw end of campus University of California at Los Angeles Comment
  RSA655592  Eriogonum fasciculatum A. C. Sanders 1999-11-20 23282 Los Angeles Santa Susana Mountains: Aliso Canyon Oil Field, Oat Mountain; Mormon, Limekiln and Aliso Cyn watersheds. 610 Comment
  RSA766102  Eriogonum fasciculatum Joseph A. Ewan 1936-7-22 9827 Los Angeles Blue Ridge trail. San Gabriel Mts. 2317 Comment
  RSA0072141  Eriogonum fasciculatum Carol Frazier 1966-5-26 s.n. Los Angeles SanRafael Hills. 213 Comment
  CHSC1320  Eriogonum fasciculatum var. foliolosum E. Thomas 1938-3-17 Los Angeles Claremont Comment
  UC1584916  Eriogonum fasciculatum var. foliolosum Tim Ross, Steve Boyd 1991-7-24 5639 Los Angeles near top of ridgeline (nne slope of Granite Mountain); Granite Mountain, Pacifico Mountain USGS 7.5' quadrangle 1901 Comment
  SEINET11937914  Eriogonum fasciculatum var. foliolosum C. L. Abbott 1926-1 s.n. Los Angeles Comment
  UC150055  Eriogonum fasciculatum var. polifolium LeRoy Abrams 1902-6-30 2608 Los Angeles Mt. Wilson San Gabriel mountains, Mt. Wilson Comment
  UCSB7076  Eriogonum fasciculatum var. polifolium Lloyd, Robert 1959-2-22 Los Angeles 1/2 mile below dam in San Dimas Canyon; Stream bed on west side of San Dimas Canyon Road; Mt. Range San Gabriel 365 Comment
  CAS-BOT-BC250300  Eriogonum giganteum var. giganteum T. G. W. 1928-8-13 1831 Los Angeles Catalina Island Comment
  SBBG31140  Eriogonum giganteum var. giganteum R. F. Thorne 1966-9-16 36724 Los Angeles Lookout Pt, SE of Pebbly Beach 45 Comment
  SEINET10479805  Eriogonum giganteum var. giganteum Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4778 Los Angeles Santa Catalina Island; Catalina Conservancy Land, 2.5 miles west of Wrigley Reservoir, along roadside. 3 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 427 Comment
  JEPS56937  Eriogonum gracile Elizabeth Day Palmer 1908-8-15 Los Angeles Los Angeles Comment
  RSA766308  Eriogonum gracile Raymond J. Dobbs 1927-8-13 s.n. Los Angeles Near Devil's Lake. Comment
  SBBG121836  Eriogonum gracile var. gracile A. Parikh, N. Gale 2005-6-18 788 Los Angeles Portal Ridge, 0.9 km NW of intersection of N2/Johnson Rd, 1.1 km SE of intersection of N2/Munz Ranch Rd 1015 Comment
  UCR110470  Eriogonum gracillimum Sue Bell 1998-5-2 331 Los Angeles Mojave Desert, Lake Los Angeles, 2 miles south of Antelope Valley Indian Museum 825 Comment
  UCR204842  Eriogonum heermannii R. G. Swinney 2005-8-11 8449 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
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Oct 23 2020
  CAS-BOT-BC261172  Eriogonum heermannii var. heermannii Carl B. Wolf 1932-10-21 4363 Los Angeles One-eighth mile below Big Rock Ranger Station, Big Rock Creek, desert slope of San Gabriel Mts. 1066 Comment
  CAS-BOT-BC261175  Eriogonum heermannii var. heermannii Victor Duran 1933-8-10 3545 Los Angeles South Fork Big Rock Creek, San Gabriel Mts. 1394 Comment
  UC545888  Eriogonum heermannii var. heermannii Carl B. Wolf 1932-10-21 4363 Los Angeles 1/8 mi below Big Rock Ranger Station; San Gabriel Mts., Big Rock Creel 1066 Comment
  RSA0102542  Eriogonum hirtiflorum Richard G. Swinney 2011-6-7 15083 Los Angeles San Gabriel Mountains: summit of Mount Mooney, 0.4 air-mile due east of Angeles Crest Hwy & 0.5 mile due 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. 1768 Comment
  SBBG125470  Eriogonum hirtiflorum A. Parikh, N. Gale 2010-6-18 3339 Los Angeles upper Big Tujunga Cyn, 0.9 km N of St Hwy 2, 0.3 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1240 Comment
  POM310383  Eriogonum nudum var. pauciflorum Margaret Hardinge 1946-10-14 185 Los Angeles San Antonio Canyon, San Gabriel Mountains; Pacific Drainage Area 1829 Comment
  SD1308  Eriogonum nudum var. pauciflorum R. B. Randall 1931-7-19 Los Angeles San Bernardino Mts., Swartout Comment
  CAS-BOT-BC257757  Eriogonum parvifolium S. B. Parish; W. F. Parish 1881-10-1 1113 Los Angeles Santa Monica Comment
  CAS-BOT-BC257758  Eriogonum parvifolium Ernest Braunton 1902-10-1 709 Los Angeles Ballona Comment
  RSA127986  Eriogonum parvifolium var. parvifolium H. J. Thompson 1958-10-23 1815 Los Angeles Point Dume. 30 Comment
  RSA273179  Eriogonum plumatella Glenn A. Gorelick, Chris Henne 1966-8-28 s.n. Los Angeles Behind Chris Henne's home in Pearblossom. Comment
  SD197881  Eriogonum pusillum R. G. Swinney 2005-8-11 8442 Los Angeles Big Rock Creek at Paradise Springs. 1438 Comment
  RSA617229  Eriogonum saxatile LeRoy Gross 1998-8-22 48 Los Angeles Top of Mt. Baden-Powell. 2866 Comment
  UC311824  Eriogonum umbellatum var. subaridum P. A. Munz 1921-6-18 4563 Los Angeles Head of Sheep Creek, desert slope of San Antonio Mtns. San Antonio Mtns., Sheep Creek 1524 Comment
  RSA0116190  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2011-10-13 15790 Los Angeles San Gabriel Mountains; Chilao Flat, jct. of Chilao Flat Rd. (north entrance) & Silver Moccosin Trail. 1582 Comment
  SD255835  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2010-10-8 14005 Los Angeles San Gabriel Mountains: Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge (Crystal Lake 7.5'Q) 2421 Comment
  UCR204031  Eriogonum wrightii var. subscaposum R. G. Swinney 2001-9-15 8155 Los Angeles San Gabriel Mountains, Mt Islip 2515 Comment
  CAS-BOT-BC297933  Eriophyllum confertiflorum John I. Carlson 1918-4-24 s.n. Los Angeles Hollywood Comment
  CAS-BOT-BC297975  Eriophyllum confertiflorum Mrs. G Earle Kelly 1924-6-1 s.n. Los Angeles Eagle Rock Comment
  SDSU4089  Eriophyllum confertiflorum R. M. Beauchamp 1967-3-19 298 Los Angeles Canyon below Lemon tank; San Clemente Island. Comment
  UCR205459  Eriophyllum confertiflorum R. G. Swinney 2008-5-2 8726 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  UCR68846  Eriophyllum confertiflorum Steve Boyd, T. S. Ross, L. Arnseth 1990-4-6 4159 Los Angeles Channel Islands, San Clemente Island, Lemon Tank Canyon, E side of island 274 Comment
  JEPS86563  Eriophyllum confertiflorum var. confertiflorum Roy E. Buck 1988-5-25 903 Los Angeles e side of Three Points Road 0.3 road mi n Three Points (0.6 air km ne odf confluence of Oakdale Canyon and Pratt Canyon drainages, 26 air km n of Castaic.) 1036 Comment
  LA94441  Eriophyllum confertiflorum var. confertiflorum Carl Epling; Lincoln Ellison 1929-4-27 43 Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA590557  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross, Walter Appleby 1993-5-20 7187 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle 951 Comment
  SBBG61045  Eriophyllum confertiflorum var. confertiflorum R. Hoffmann 1929-5-22 Los Angeles Del Sur to Elizabeth Lake Comment
  UCR270153  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-7-21 15526 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  RSA0120024  Eriophyllum pringlei R. G. Swinney 2014-4-30 16293 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  RSA517861  Eriophyllum pringlei Steve Boyd 1986-3-30 1517 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA228837  Eriophyllum wallacei R. F. Thorne 1971-6-26 40630 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Tujunga Canyon 427 Comment
  RSA483712  Erodium botrys Richard Noyes 1988-4-30 553 Los Angeles Claremont. San Gabriel Mountains: Burbank Canyon, northwest of Thompson Creek Dam 500 Comment
  CDA4365  Erodium botrys L. C. Wheeler 1973-4-7 s.n. Los Angeles San Gabriel Mountains; San Gabriel Mountains: Mouth of Big Tujunga.. Comment
  SBBG131983  Erodium cicutarium S. A. Junak 1990-11-9 SCI 139 Los Angeles immediately below field station, at Camera Pad "Stone" 448 Comment
  UCR182263  Erodium cicutarium R. G. Swinney, Dave Larson 1998-4-26 6032 Los Angeles San Gabriel Mtns., head of Dry Lake Canyon at 'Dry Lake', south of Sunset Peak 1521 Comment
  UCR200142  Erodium cicutarium Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 806 Los Angeles Verdugo Mountains, south side, Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road 549 Comment
  RSA592167  Erodium moschatum Louis C. Wheeler 1967-5-7 9292 Los Angeles San Gabriel Mountains. Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon. 655 Comment
  LA82188  Erodium moschatum O. H. Kappler; 1941-2-25 91 Los Angeles SANTA MONICA MOUNTAINS, Santa Monica. Comment
  RSA650524  Erodium moschatum W. A. Reinke 1971-3-30 s.n. Los Angeles North side of Orlando Way, and east of 229 E. Orlando Way, Covina. Comment
  RSA303596  Erysimum capitatum var. capitatum J. R. Shevock 1970-3-7 22 Los Angeles Big Tujunga Canyon 610 Comment
  RSA611605  Erysimum capitatum var. capitatum L. C. Wheeler 1968-5-12 s.n. Los Angeles Spring 2/3 mile E of Juniper Bowl; Juniper Hills. 1158 Comment
  UCSB21672  Erysimum suffrutescens Keefe, Joseph 1967-3-27 Los Angeles Marina del Rey, intersection of Vista del Mar and 66th Avenue, Playa del Rey 6 Comment
  RSA0076235  Erythranthe rubella R. G. Swinney 2008-6-4 8925 Los Angeles Devils Punchbowl Co. Park, west tributary of W Fork Punchbowl Canyon, 0.4 mi. NE of park headquarters. 1329 Comment
  RSA599691  Eschscholzia caespitosa Louis C. Wheeler 1936-6-8 4124 Los Angeles San Gabriel Mountains: Tan Bark Flat, San Dimas Canyon. 854 Comment
  CAS-BOT-BC403156  Eschscholzia californica Alice Eastwood 1917-7-20 6531 Los Angeles Santa Catalina Island Comment
  RSA482504  Eschscholzia californica subsp. californica Richard Noyes, L. Arnseth 1988-4-30 542 Los Angeles Claremont. Foothills of San Gabriel Mountains. North facing slope of Thompson Creek Dam. 500 Comment
  RSA783235  Eschscholzia californica var. peninsularis J. D. Olmsted 1962-4-30 412 Los Angeles 1960 Johnstone Peak burn, from West Fork of San Dimas Creek to Wolfskill Falls 457 Comment
  LA46269  Eschscholzia minutiflora A. Handschiegel; 1925-5-17 sn Los Angeles Little Rock Creek Comment
  RSA0010845  Eucalyptus camaldulensis R. G. Swinney 2008-11-30 9889 Los Angeles Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy. 165 Comment
  RSA604201  Eucalyptus rudis Louis C. Wheeler 1972-5-25 s.n. Los Angeles Cobb Estate. Comment
  RSA0094714  Eucrypta chrysanthemifolia R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14321 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
  RSA612172  Eucrypta chrysanthemifolia Valerie L. Soza, J. Gural 1997-4-10 33 Los Angeles Bernard Field Station of the Claremont College, NW corner of Mills Ave and Foothill Blvd. 412 Comment
  UCR155382  Eucrypta chrysanthemifolia A. C. Sanders, T. B. Salvato 2005-5-24 30281 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, c. 0.5 mi. NW of community of Mint Canyon 610 Comment
  POM296801B  Eucrypta chrysanthemifolia Lyman Benson 1946-3-29 12287 Los Angeles Indian Hill, Claremont. 427 Comment
  RSA608  Eucrypta chrysanthemifolia J. T. Howell 1928-6-29 1013 Los Angeles Near Seminole Hot Springs. Santa Monica Mountains 305 Comment
  RSA720157  Eucrypta chrysanthemifolia var. chrysanthemifolia LeRoy Gross 2007-4-21 2647 Los Angeles East end of the range; Small canyon or draw. End of Capistrano Ave. just pass the intersection with El Rito Ave. City of Glendale. 336 Comment
  UC1228867  Eucrypta chrysanthemifolia var. chrysanthemifolia Peter H. Raven 1962-5-9 17695 Los Angeles just s Gray, San Clemente Island; San Clemente Island 304 Comment
  SBBG18218  Eulobus californicus M. A. Piehl 1963-5-30 63492 Los Angeles just W of Rocky Pt cmpgrd, Little Rock Reservoir, 5.5 mi SW of Little Rock Comment
  UCD142537  Euphorbia albomarginata Steve Mason 1993-5-2 30 Los Angeles Mojave Desert, off CA Hwy. 138, 1.0 mi. past W 110th St. on dirt road 0.4 mi. from jct. 762 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
  POM11183  Euphorbia lathyris I. M. Johnston 1917-6-20 1747 Los Angeles San Antonio Canyon. (7 Oaks) Comment
  RSA32390  Euphorbia melanadenia Anstruther Davidson 1895-04 s.n. Los Angeles Garvanza Hills Comment
  UCR91382  Euphorbia peplus Scott D. White 1996-4-13 3930 Los Angeles Claremont. Geneva Avenue: north of San Jose, south of Arrow Highway, west of Indian Hill, east of Towne 323 Comment
  LA32302  Euphorbia peplus Henry J. Thompson; 1959-5-24 1988 Los Angeles Santa Monica Mountains, Tuna Canyon, 0.7 mi N of Coast Hwy 91 Comment
  RSA512048  Euphorbia peplus L. C. Wheeler 1967-5-13 9516 Los Angeles San Gabriel Mountains. San Gabriel Canyon, El Encanto. 259 Comment
  UCD142445  Euphorbia peplus Gary D. Cromwell; David W. Wheat 1971-4-30 583 Los Angeles San Gabriel Mtns.; Angeles National Forest; Mystic Canyon; 2 mi. NE of Glendora. Near old cabin foundation; about 25 m. from Big Dalton Canyon Road. 373 Comment
  SD224945  Euphorbia terracina Daryl Koutnik 1996-3-14 Los Angeles Santa Monica Mtns: Corral Canyon Road abuut 1/4 mi. N of Pacific Coast Highway, at crossing of Solstice Canyon. 10 Comment
  UCR97786  Euphorbia terracina Scott D. White 1997-3-12 4750 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  RSA128008  Euthamia occidentalis Peter H. Raven, H. J. Thompson 1959-10-18 14658 Los Angeles Mouth of Topanga Canyon, Santa Monica Mountains, (34deg.N; 118-119deg.W.) 5 Comment
  UCR241594  Festuca arundinacea D. E. Bramlet 1982-5-17 1096 Los Angeles San Gabriel Valley, Walnut, 30 acre parcel near intersection of La Puente Rd. and Lemon Ave., along Lemon Creek 174 Comment
  UCR194732  Festuca myuros var. hirsuta Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 690 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 595 Comment
  SBBG31267  Festuca octoflora R. F. Thorne with P. C. Everett 1965-6-24 35026 Los Angeles Rancho Escondido, Escondido Cyn 213 Comment
  SD69693  Festuca perennis Robert F. Thorne 1966-5-31 36449 Los Angeles Santa Catalina Island: salina behind Little Harbor on beach at circa 15 feet elevation 4 Comment
  RSA0089286  Ficus microcarpa R. E. Riefner Jr. 215-05-02 15 -141 Los Angeles City of Glendale, Los Angeles River, Glendale Narrows Riverwalk, Flower St. W of Fairmont Ave. 146 Comment
  RSA0088627  Ficus microcarpa R. E. Riefner Jr. 2014-7-13 14 -245 Los Angeles City of San Pedro, Port of Los Angeles, near Los Angeles Maritime Museum, Sampson Way at W. 6th St. 1 Comment
  LA211927  Filago californica Duncan S. Bell; Caitlin Elam, Evan Meyer 2013-6-13 5103 Los Angeles SAN GABRIEL MOUNTAINS, Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898.0 Comment
  RSA674633  Filago californica Scott D. White, Kent Hughes 2000-5-16 7866 Los Angeles San Gabriel Mountains: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  SEINET13383110 Image available Filago californica R. G. Swinney 2010-1 12110 Los Angeles San Gabriel Mountains: Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  RSA527635  Filago californica Steve Boyd, L. Arnseth, Timothy S. Ross 1990-4-8 4389 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA545177  Filago californica Timothy S. Ross 1992-4-16 6200 Los Angeles San Clemente Island: central part of island on upland stipa ulchra grassland, 268 degrees W, 500m distant from 1603ft peak above stone field station 439 Comment
  RSA453791  Foeniculum vulgare Robert Gustafson 1980-7-9 1814 Los Angeles Ballona Wetlands, Area 3. Comment
  SJSU2246  Foeniculum vulgare C. W. Sharsmith 1942-9-9 4514 A Los Angeles Beverly Hills Comment
  CAS-BOT-BC52537  Frangula californica subsp. californica Steve Boyd; Amber Maurice 2004-5-18 11309 Los Angeles Transverse Ranges; Liebre Mountains region: Atmore Meadows area Comment
  RSA0103923  Frangula californica subsp. californica R. G. Swinney 2011-7-8 15482 Los Angeles San Gabriel Mountains: 'Strawberry Potrero'?, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  CAS-BOT-BC223762  Frankenia salina Mrs. C. E. Miller 1918-6-11 s.n. Los Angeles Santa Catalina Island Comment
  SBBG106885  Frankenia salina M. L. Hoefs, R. F. Thorne, J. Takara 1995-7-26 2484 Los Angeles Little Harbor 3 Comment
  POM21163  Frasera neglecta Fordyce Grinnell Jr. 1917-8-24 s.n. Los Angeles Chileo [Chilao] Flats. Comment
  RSA0126999  Frasera neglecta Louis C. Wheeler 1967-8-1 10216 Los Angeles Angeles National Forest. Granite Mt. 2012 Comment
  CLARK-A1528-1311  Frasera parryi Robin L. Kobaly 1972-5-23 RLK 720523 Los Angeles San Gabriel Mountains 0 Comment
  CAS-BOT-BC212391  Fremontodendron californicum Carl B. Wolf 1936-5-27 7861 Los Angeles Aliso Canyon to Buckhorn Flats Road, 8 mi. above Tie Camp Summit, San Gabriel Mts. 1676 Comment
  RSA729715  Fremontodendron californicum subsp. californicum R. G. Swinney 1999-6-18 7316 Los Angeles San Gabriel Mtns.; Big John Flat, northern edge 1652 Comment
  CAS-BOT-BC130250  Fritillaria biflora Munz; Street; Williams 1919-3-8 2302 Los Angeles Pomona Comment
  UCSB45504  Fritillaria biflora Sundvold, Marti 1979-3-4 Los Angeles Calif. Hwy. 23 ca. 3 mi. W. of jct. with Potrero Rd 500 Comment
  RSA719125  Funastrum cynanchoides var. hartwegii Naomi Fraga 2002-4-28 75 Los Angeles San Jose Hills; California State Polytechnic University, Pomona. Voorhis Ecological Reserve. S slope of Box Canyon. Comment
  SBBG46735  Galium andrewsii subsp. intermedium Leota Davidson 1966-5-14 326 Los Angeles Hwy 99 (Ridge Route), S of Oak Flat cmpgrd on Whitaker Park Rd Comment
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Jul 1 2015
  UC450832  Galium andrewsii subsp. intermedium Fay A. Macfadden 1931-4-22 2643 Los Angeles summit hwy from Los Angeles to Lake Hughes via San Francisquito Canyon Comment
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Aug 8 2016
  RSA0081635  Galium angustifolium R. G. Swinney 2010-9-9 13749 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  UCR188922  Galium angustifolium R. G. Swinney 1998-5-16 6103 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, Mescal Highlands, Graham Canyon, 1.7 mi. N of Panorama Way at Graham Cyn. Motorway, 0.6 mi. S of Ft. Tejon Rd. 1220 Comment
  UCR252741  Galium angustifolium R. G. Swinney 2010-5-29 13397 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  RSA647797  Galium angustifolium subsp. angustifolium LeRoy Gross, Laura Moore 2000-6-5 208 Los Angeles Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview and Mountain, Glendale. 274 Comment
  JEPS9467  Galium angustifolium subsp. gabrielense I. M. Johnston 1917-6-20 1262 Los Angeles Baldy Lookout of USFS San Antonio Mountains 2133 Comment
  UC28169 Image available Galium angustifolium var. pinetorum Dr. A. Davidson 1893-1 Los Angeles Sierra Madre Mts.; ; Sierra Madre Mts., Los Angeles Co. Comment
  LA38798  Galium aparine Peter H. Raven; 1960-5-21 15405 Los Angeles 259 Comment
  RSA660455  Galium aparine Ian Thompson 1997-3-22 39 Los Angeles Cal Poly Pomona Ecological Reserve, Northeast facing slope south of E-line. Comment
  SBBG98710  Galium catalinense subsp. acrispum T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5291 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll; upper portion of drainage 274 Comment
  SD69734  Galium catalinense subsp. catalinense Robert F. Thorne 1966-4-30 36349 Los Angeles Santa Catalina Island: on sea bluff above beach at mouth of Gallagher's Canyon 7 Comment
  POM9650  Galium cliftonsmithii Philip A. Munz, R. D. Harwood 1920-5-15 4013 Los Angeles Sepulveda Canyon, Santa Monica Mountains 213 Comment
  SBBG119260  Galium grande V. Soza with L. Gross, W. Law 2000-7-5 1050 Los Angeles above San Gabriel Cyn, W of Morris Reservoir, adjacent to E-facing firebreak W of Silver Fish Rd (FS Rd 2N28), ca. 3.2 mi W of San Gabriel Cyn Rd (Hwy 39) along Silver Fish Rd; T1N R10W N/2, SE/4 S11 792 Comment
  UC1929779  Galium grande Valerie Soza, Bill Hogshead 2003-5-6 1649 a Los Angeles Transverse Ranges; San Gabriel Mountains region; Chantry Flat Road (2N41) just below Chantry Flat heliport. 732 Comment
  RSA67120  Galium hallii F. W. Peirson 1918-6-17 214 Los Angeles Rock Creek, northern base of San Gabriel Mountains. 1677 Comment
  UCR276894  Galium johnstonii R. G. Swinney 2011-5-16 14752 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 1.18 mi. at 73 deg. SE of Colby Ranch Rd. & FS Rd. 3N19 in Big Tujunga Cyn., c. 450 m ENE of lodge in center of camp 1375 Comment
  UCR280815  Galium nuttallii subsp. insulare Mitch Provance 2017-6-30 617- 37 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., upper portion of Chime Tower Rd. 145 Comment
  LA50678  Galium nuttallii subsp. nuttallii Carl Epling; 1929-4-27 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  SD252376  Galium parisiense Steven A. Junak 2000-5-19 Sca 1322 Los Angeles Santa Catalina Island: Just W of road, near Opuntia patch. 316 Comment
  UC2042043  Galium porrigens Orlando Mistretta 1989-5-5 s. n. Los Angeles Transverse Ranges; Liebre Mountains Region: Bouquet Canyon. Comment
  RSA597121  Garrya flavescens Tim S. Ross 1990-6-22 3713 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  RSA597563  Garrya flavescens Tim S. Ross 1990-6-22 3756 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  RSA762163  Garrya flavescens Orlando Mistretta, Christine Mistretta 2008-5-20 3169 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 6, structure 97and 98 per TRTP Survey 2008)., Rincon Red Box Rd, NE ridge of Monrovia Pk, separating W Fork San Gabriel River and Fish Canyon. 1473 Comment
  CAS-BOT-BC158022  Garrya veatchii Fordyce Grinnell 1916-3-18 s.n. Los Angeles San Gabriel Mts. near Pasadena Comment
  LA40304  Garrya veatchii Joseph Andorfer Ewan; 1932-6-18 7354 Los Angeles San Gabriel Mountains, Clear Creek Fork of Tujunga Canyon 761 Comment
  RSA630284  Garrya veatchii LeRoy Gross 1999-1-16 107 Los Angeles San Gabriel Moutains: Grizzly Flat Road (dirt). Above Grizzly Flat. South side near top of ridge. Looking down in the drainage of the Arroyo Seco. 1037 Comment
  UC213252  Garrya veatchii I. M. Johnston 1917-7-28 1578 Los Angeles San Antonio Canyon; San Antonio Mountains 1752 Comment
  LA40331  Garrya veatchii Robert Fowler; 1933-5-20 4285 Los Angeles San Gabriel Mountains Comment
  UCR206435  Gayophytum R. G. Swinney 2008-6-10 8983 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
  UCR256268  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2010-10-13 14040 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  SBBG125210  Gayophytum heterozygum A. Parikh, N. Gale 2010-6-21 3354 Los Angeles Upper Shortcut Cyn, 0.4 km S of St Hwy 2, 1.0 km SE of intersection of St Hwy 2 and Upper Big Tujunga Cyn Rd, San Gabriel Mtns 1395 Comment
  POM358642  Gazania longiscapa Robert Gustafson 1980-7-9 1797 Los Angeles Ballona Wetlands, Area 3. Comment
  UCD103507  Geranium robertianum A. R. Roos 1958-6-3 s.n. Los Angeles In the lathhouses and elsewhere on the grounds of Evans and Reeves Nursery. Brentwood West Los Angeles. Comment
  RSA0073359  Gilia achilleifolia R. G. Swinney 2010-6-21 13305 Los Angeles 0.2 miles east of Wilson Canyon Saddle, jct. of Santa Clara Truck Trail and Los Pinetos Spring Trail, on south side of Truck Trail. 951 Comment
  RSA470119  Gilia angelensis F. R. Fosberg 1931-5-14 S- 4866 Los Angeles Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  UC52494  Gilia angelensis Ernest Braunton 1902-4-29 240 Los Angeles N. Pomona Comment
  UCR150469  Gilia brecciarum R. G. Swinney 1999-6-21 7372 Los Angeles San Gabriel Mtns., Big John Flat 1671 Comment
  RSA0118854  Gilia brecciarum subsp. brecciarum A. C. Sanders 2007-4-19 33467 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1006 Comment
  CHSC95702  Gilia capitata subsp. abrotanifolia LeRoy Gross 2005-4-28 2140 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. T4N R12W, 11wS1, 6, NE1/4 of 1, NW1/4 of 6) Alt. 1235-1413m/4052-4635 ft. General collecting started from a slight decline bench south of the ridgeline. 1324 Comment
  LA81933  Gilia capitata subsp. abrotanifolia O. H. Kappler; 1941-3-20 139 Los Angeles 274 Comment
  RSA0095189  Gilia capitata subsp. abrotanifolia Orlando Mistretta 1992-6-12 552 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  RSA607026  Gilia capitata subsp. abrotanifolia L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope of Smith Mountain, along Bear Creek Trail. 1280 Comment
  POM3478  Gilia capitata subsp. abrotanifolia D. L. Crawford 1915-6-27 s.n. Los Angeles Bear Canyon, Claremont. 1982 Comment
  RSA755959  Gilia capitata subsp. abrotanifolia Orlando Mistretta, Christine Mistretta 2008-4-4 2305 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Tuckerway Ranch Road (Segment 5, structure 58 per TRTP survey; 2008) 1089 Comment
  RSA589194  Gilia latiflora subsp. latiflora T. S. Ross 1991-4-27 4686 Los Angeles Mojave Desert: Black Butte Basin Road at intersection with Avenue U NW corner; 0.85 mile and ca 152 deg. SW of Three Sisters (buttes). 959 Comment
  RSA123768  Gilia minor P. H. Raven 1958-3-23 s.n. Los Angeles Big Rock Creek: road above creek 4.3 miles S of Pearlblossom. Comment
  UCR203206  Gilia modocensis R. G. Swinney 2005-5-21 8247 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  RSA0004804  Gilia modocensis Verne Grant 1956-6-14 21952 Los Angeles Bare rocky slope of ridge SW of Big Pines, San Gabriel Mts. 1982 Comment
  CAS-BOT-BC225494  Gilia nevinii Frank W. Peirson 1923-4-9 3433 Los Angeles Wilson's Cove, San Clemente Is. Comment
  SBBG31539  Gilia nevinii R. M. Beauchamp 1967-3-17 247 Los Angeles E of Wilson Cove Comment
  UCR177486  Gilia ochroleuca subsp. bizonata LeRoy Gross 2005-5-3 2242 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  UCR203190  Gilia ochroleuca subsp. bizonata R. G. Swinney 2005-5-21 8259 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  RSA0017217  Gilia ochroleuca subsp. bizonata Orlando Mistretta 1995-4-21 1639 Los Angeles San Gabriel Mountains: Little Rock Creek. Un-Named canyon draining the west slopes of Little Rock Creek Canyon 0.5 mi. N of Little Canyon. 1250 Comment
  SD90406  Gilia ochroleuca subsp. vivida Robert F. Thorne, C. W. Tilforth, et al. 1972-8-11 42226 Los Angeles Angeles National Forest; north slope of Mt. Waterman near Buckhorn Station in open yellow pine forest. 2133 Comment
  RSA436241  Githopsis diffusa subsp. candida H. E. Hasse 1895-1 s.n. Los Angeles Soldiers Home, Santa Monica. Comment
  UCR108648  Githopsis diffusa subsp. diffusa L. C. Wheeler 1967-5-18 9643 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  CAS-BOT-BC303661  Glebionis coronaria John Thomas Howell 1948-7-2 24767 Los Angeles Redondo Beach Comment
  RSA350819  Gnaphalium beneolens Fred Burlew 1917-09 3275 Los Angeles Crescenta. Comment
  RSA127921  Gnaphalium californicum Peter H. Raven, H. J. Thompson 1959-6-4 14326 Los Angeles Santa Monica Mountains. Point Dume. 46 Comment
  UCR126675  Gnaphalium luteoalbum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26215 Los Angeles Western San Gabriel Mtns., Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch 351 Comment
  RSA535722  Gnaphalium luteoalbum Timothy S. Ross 1991-5-22 5474 Los Angeles San Clemente Island: Spray Canyon, Short canyon 2400ft ENE of Spray (which in turn is 5200ft N of Eel Point) W side of island 99 Comment
  POM358707  Gnaphalium palustre L. C. Wheeler 1932-7-2 895 Los Angeles San Dimas Canyon. 457 Comment
  UCR197715  Grayia spinosa Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 72 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  SJSU2882  Grindelia camporum B. R. Hill 1964-12-31 36 Los Angeles Zelzah Rd 3 mi N of Granada Hills, Santa Susanna Mts Comment
  LA200213  Grindelia camporum var. bracteosa Jonathan Sauer; C. Enderton, et. al. 1971-5-21 4924 Los Angeles Santa Monica Mountains, Temescal Canyon, above Temescal Canyon Comment
  SEINET11835890  Grindelia hirsutula var. hirsutula Unknown 1933-1 10371 Los Angeles SW Los Angeles, by Goodman Airport Comment
  RSA191146  Guillenia lasiophylla R. F. Thorne, M. Z. Thorne 1967-6-25 37121 Los Angeles Evey Canyon 716 Comment
  UC1536929  Guillenia lasiophylla Gordon H. True Jr. 1935-3-5 44 Los Angeles 4 mi s Palmdale; Head of Mint Canyon 914 Comment
  POM4723  Gutierrezia californica W. R. Shaw 1900-7-1 57 Los Angeles Claremont. 365 Comment
  CAS-BOT-BC123564  Haplopappus traskiae Blanche Trask 1903-6-1 292 Los Angeles San Clemente Island. Comment
  CAS-BOT-BC231092  Harpagonella palmeri G. B. Grant 1900-3-29 s.n. Los Angeles Avalon Comment
  CAS-BOT-BC231095  Harpagonella palmeri A. C. Sanders; Tricia Wotipka; Mark A. Elvin; et al. 2003-4-29 26153 Los Angeles Western San Gabriel Mountains: Castaic Mesa, Newhall Ranch, NE of the filtration plant, N of Charlie Canyon, 1.2 air miles E Lake Hughes Road 488 Comment
  CAS-BOT-BC307284  Hazardia squarrosa var. grindelioides J. Ewan 1931-10-11 5233 Los Angeles Sepulveda Canyon Road n. of Mullholland Dr., Santa Monica Mts. Comment
  RSA309653  Hedypnois cretica A. R. Roos 1954-5-17 s.n. Los Angeles Hollywood, near North Kenmore & Oakdale Streets. 91 Comment
  RSA730280  Helenium bigelovii R. G. Swinney 1998-8-5 6635 Los Angeles San Gabriel Mtns.: Bear Gulch, 0.3 miles norht of confluene with Prairie Fork, SW of Wrightwood 1524 Comment
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Mar 7 2018
  UCR256443  Helenium bigelovii R. G. Swinney 2010-9-9 13766 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
  CAS-BOT-BC309435  Helenium puberulum Timothy S. Ross; Steve Boyd 1994-9-20 8271 Los Angeles Liebre Mountains. Lower Spunky Canyon: this stretch draining SSE, exiting into Bouquet Reservoir 950 Comment
  UCR255817  Helianthemum scoparium R. G. Swinney 2010-5-4 12499 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  POM199698  Helianthemum scoparium var. vulgare I. W. Clokey, B. C. Templeton, C. B. Clokey 1929-05 4490 Los Angeles Mandeville Canyon, Santa Monica Mountains. 250 Comment
  RSA441787  Helianthemum scoparium var. vulgare George B. Grant 1903-1 546 Los Angeles Dry sunny places, Pasadena Comment
  UC1587571  Helianthus gracilentus Tim Ross 1991-9-2 5935 Los Angeles draw off w side Yerba Buena Road (near Mulholland Highway x Yerba Buena Road); Santa Monica Mountains, Triunfo Pass USGS 7.5' quadrangle 502 Comment
  NY621871  Helianthus nuttallii subsp. parishii A. Davidson 09 1901 s.n. Los Angeles Eaast Los Angeles Comment
  RSA653630  Heliotropium amplexicaule S. Koukol, R. Koukol 1998-5-3 58 Los Angeles Claremont, appx. 100 m S of Baseline Road, in open field E of Mills Ave., W od Monte Vista Ave. 448 Comment
  UCR206521  Heliotropium curassavicum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36961 Los Angeles San Gabriel Valley, confluence of San Gabriel River and Walnut Creek, between El Monte and Baldwin Park, S of I-10 Fwy and north of Valley Blvd, W of I-605 Fwy, under SCE powerlines 88 Comment
  POM246580  Heliotropium curassavicum var. oculatum F. R. Fosberg 1931-4-29 4712 Los Angeles Mouth of Cottonwood Canyon. Santa Catalina Island 2 Comment
  RSA360329  Hemizonia australis M. B. Dunkle 1933-9-30 3821 Los Angeles Long Beach 9 Comment
  POM215120  Hemizonia kelloggii D. D. Keck 1933-9-19 2534 Los Angeles Brea Canyon, 3 miles N of Orange County line Comment
  RSA660901  Hemizonia ramosissima Ann Williams 1992-5-14 6 -92 Los Angeles End of Canyon Dr., .2 miles off Penn St. and 100 yds. E of Whittier College track. 152 Comment
  SBBG108961  Hesperevax sparsiflora S. A. Junak 1997-3-13 SCl 784 Los Angeles ridge between 2 forks of first cyn E of Mosquito Cyn, near head of W fork, ca. 0.54 mi E of Triangulation Pt "Rest" 365 Comment
  RSA0022651  Hesperocnide tenella Justin M. Wood 2012-3-20 4645 Los Angeles San Dimas. San Jose Hills: Walnut Creek Canyon, +/- 0.5 mi NW of Puddingstone Reservoir, +/- 0.25 mi E of SR-57, just north of San Dimas Ave. and just S. of Cliffside Dr. 229 Comment
  POM19140  Hesperocnide tenella Philip A. Munz 1923-4-9 6664 Los Angeles San Clemente Island, east coast. Comment
  SBBG32091  Hesperolinon micranthum R. N. Philbrick 1967-5-18 B 67 -188 Los Angeles Wild Boar Gully, Salta Verde Comment
  RSA550432  Heterocodon rariflorum T. S. Ross 1992-7-10 6657 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon & Wickiup Canyon. 967 Comment
  CATA3381  Heteromeles arbutifolia Peter J. Dixon 2016-5-24 058 Los Angeles Santa Catalina Island: Gallaghers Canyon, 100 m north of Laura Stein Volunteer Camp 387 Comment
  UCR277410  Heteromeles arbutifolia R. G. Swinney 2010-8-23 13569 Los Angeles San Gabriel Mountains, Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail 1090 Comment
  RSA0074507  Heterotheca fastigiata Lyman Benson 1945-10-22 11901 Los Angeles Claremont. 335 Comment
  LA32034  Heterotheca grandiflora Peter H. Raven; Henry J. Thompson 1959-10-14 14642 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end 220 Comment
  RSA0031804  Heterotheca grandiflora Geraldine Dodd 1992-5-25 025 Los Angeles 2 miles north of Santa Anita Canyon Rd. from Sturtevant Dr. intersection. 457 Comment
  RSA0074441  Heterotheca grandiflora Scott D. White, P. De Vries 2004-6-14 10498 a Los Angeles Eastern Santa Susana Mountains. West of the I-5 Freeway, ca. 4 mi N of I-5 / SH-14 jtn and 6 mi S of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  SBBG128072  Heterotheca grandiflora B. E. Carter 2012-8-23 6989 Los Angeles Airport Rd, ca. 0.25 mi N of Middle Ranch Rd 405 Comment
  UC832991  Heterotheca grandiflora E. G. Anderson 1931-3-11 5320 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC318868  Heterotheca grandiflora Le Roy Abrams 1899-6-1 215 Los Angeles Inglewood Comment
  RSA0074069  Heterotheca grandiflora L. C. Wheeler 1970-10-10 s.n. Los Angeles San Gabriel Valley, El Monte: Rio Hondo at Valley Boulevard. Comment
  RSA0074444  Heterotheca grandiflora Gerald W. Fisher 1948-2-8 s.n. Los Angeles West bank Hollywood Reservoir (Mulholland Dam). Comment
  RSA0075827  Heterotheca grandiflora Orlando Mistretta 1992-4-4 136 Los Angeles San Clemente Island. Comment
  RSA0045438  Heuchera caespitosa Wendy Boes, Andrew S. Wheeler 2009-6-22 2009 -026 Los Angeles San Gabriel Mountains; Crystal Lake recreation area, Forest Service trail 9W27 1585 Comment
  RSA85508  Heuchera rubescens var. glandulosa G. R. Campbell 1954-2-5 18785 Los Angeles Grown at RSA Botanic Garden under Prop No. 8260, from seed collected by E.K. Balls and P.C. Everett, Oct 12, 1952. 7.2 miles SW of boundary of Lava Beds National Monument. Rd from Indian Well Ranger Station, Sikiyou Co, Cal. Comment
  CAS-BOT-BC55362  Hirschfeldia incana Timothy S. Ross; Steve Boyd 1994-9-20 8275 Los Angeles Liebre Mountains. Lower Spunky Canyon. This stretch draining SSE, exiting into Bouquet Reservoir. 934 Comment
  UCD114617  Hirschfeldia incana Louis C. Wheeler 1967-9-29 s.n. Los Angeles San Gabriel Mountains: Ridge 1/2 mile WNW Pine Mt. 1249 Comment
  CAS-BOT-BC207503  Hoffmannseggia glauca A. C. Sanders; T. B. Salvato 2009-5-18 36807 Los Angeles San Gabriel Valley: Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 115 Comment
  UCR95511  Holodiscus microphyllus var. microphyllus L. C. Wheeler 1966-10-6 8960 Los Angeles San Gabriel Mtns., Mt. Williamson 2485 Comment
  RSA12406  Hordeum murinum subsp. glaucum C. B. Wolf 1934-4-11 5619 Los Angeles Bryant Ranch, E of Long Beach, 180 ft. east of center of sec. and 150 ft. south of line of SE1/4. 5 Comment
  RSA229054  Horkelia rydbergii Robert F. Thorne, C. W. Tilforth 1971-6-30 40790 a 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
  CAS-BOT-BC55481  Hornungia procumbens Ernest C. Twisselmann 1962-4-10 6849 Los Angeles Mojave Desert. Antelope Valley. Avenue A 2.8 miles west of Highway 6. Comment
  CAS-BOT-BC213006  Hosackia crassifolia Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3355 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin) 1731 Comment
  UCR259388  Hulsea heterochroma R. G. Swinney 2010-10-8 14000 Los Angeles San Gabriel Mountains, Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge 2453 Comment
  UC1255934  Hyparrhenia hirta T. C. Fuller 1969-7-17 18682 Los Angeles Westwood; ; Corner of Sunset Blvd. and Groverton St. Comment
  SD39593  Hypochaeris glabra Edith A. Purer 1932-4-23 2779 Los Angeles El Segundo Comment
  HSC93649  Imperata brevifolia L. C. Wheeler 1964-3-18 8424 Los Angeles San Gabriel Mtns., about half way between Roberts Canyon and Fish Canyon. Comment
  SEINET10637909 Image available Ipomoea batatas Heidi H. Schmidt, M. R. Weed 1999-10-12 Schmidt 3802 Los Angeles City of Santa Monica. Yaohan: 3760 Centinela Avenue: Santa Monica, CA: 90066: (310) 398-2113 - phone. 20 Comment
  RSA703428  Isocoma menziesii var. menziesii R. E. Riefner Jr. 2004-10-24 04 -449 Los Angeles City of Whittier, Puente Hills, Puente Hills Habitat Conservation Authority Preserve, S along access road in watershed of Worsham Creek, S of Turnbull Canyon Road. 355 Comment
  CHSC115497  Isocoma menziesii var. vernonioides L. P. Janeway 2011-10-16 10774 Los Angeles Peninsular Ranges. North slope of Puente Hills; Shabarum Regional County Park, along Shabarum Trail; 1.2 air km south-southwest of the junction os S. Azusa Avenue and Colima Road. 244 Comment
  POM359502  Isocoma menziesii var. vernonioides M. B. Dunkle 1928-10-17 2024 Los Angeles Howland's Landing, Santa Catalina Island. Comment
  RSA608513  Isocoma menziesii var. vernonioides L. C. Wheeler 1930-11-28 s.n. Los Angeles Clark's Grove (vicinity of Claremont). Comment
  UC1118866  Isocoma menziesii var. vernonioides F. H. Raymond 1930-1-6 15 Los Angeles Escondido Canyon Triunfo Pass Quadrangle 335 Comment
  RSA152159  Ivesia santolinoides Wesley O. Griesel 1962-6-27 s.n. Los Angeles Dawson saddle. 2439 Comment
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Jun 25 2011
  RSA755712  Ivesia santolinoides R. G. Swinney 2008-7-3 9161 Los Angeles Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp. 2329 Comment
  CAS-BOT-BC101907  Juglans californica L. R. Abrams 1912-7-7 4888 Los Angeles North slope of Santa Monica Mts. near Cahuenga Pass Comment
  CAS-BOT-BC101908  Juglans californica Geo. B. Grant 1905-5-5 635 Los Angeles Pasadena Comment
  RSA659442  Juglans californica Monica Acosta 1998-5-25 19 Los Angeles Parking lot J at California State Polytechnic University. (Cal Poly Pomona) 226 Comment
  SD255777  Juglans californica R. G. Swinney 2010-4-20 12280 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2 mile north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA599238  Juglans californica var. californica Louis C. Wheeler 1968-3-21 s.n. Los Angeles Foothills; West Debris Basin above Brown School for Girls. Northwest of Glendora. 427 Comment
  RSA0011161  Juglans californica var. californica Wesley O. Griesel 1986-4-25 s.n. Los Angeles Elsmere Canyon area 457 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
  SBBG12067  Juncus acutus E. R. Blakley 1961-9-24 4784 Los Angeles Little Springs Cyn 15 Comment
  UCR94669  Juncus balticus A. C. Sanders, E. J. Lott 1993-5-6 13993 Los Angeles Western Mojave Desert, SW edge of Rosamond Dry Lake, near east end of Ave 'C,' just west of Piute Ponds and east of Sierra Hwy, at edge of Edwards AFB 700 Comment
  SDSU11758  Juncus balticus subsp. ater D. F Howe 1947-5-5 426 Los Angeles Antelope Valley . Comment
  LA19837  Juncus bufonius A. M. Johnson; 1928-4-7 295 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River, Griffith Park Comment
  SD252225  Juncus bufonius Steven A. Junak 1999-7-15 Sca 1030 Los Angeles Santa Catalina Island. Bulrush Canyon. 238 Comment
  UCR187243  Juncus bufonius A. C. Sanders 2006-5-16 32332 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake 991 Comment
  CATA1228  Juncus bufonius var. bufonius Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2294 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  CATA841  Juncus bufonius var. bufonius Mark L. Hoefs 1991-6-26 1441 Los Angeles Santa Catalina Island: Upper Cape Canyon at Cape Canyon Reservoir 390 Comment
  RSA70294  Juncus duranii F. W. Peirson 1921-7-17 2844 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains. 2134 Comment
  RSA611979  Juncus effusus subsp. austrocalifornicus Valerie Soza, Laura Moore 1997-8-16 56 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: at center of BFS; ca. 10 feet east of fire road. 412 Comment
  UC457328  Juncus macrophyllus Carl Epling and N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  RSA368233  Juncus mexicanus B. C. Templeton 1932-6-16 4927 Los Angeles Big Pines Park, Jackson Lake, San Gabriel Mts. Comment
  UCR158848  Juncus rugulosus Scott D. White 1994-7-14 2257 Los Angeles Transverse Ranges; San Gabriel Mountains, San Dimas Canyon; along San Dimas Canyon Road 396 Comment
  POM184647  Juncus rugulosus L. C. Wheeler 1931-9-27 168 Los Angeles San Dimas Canyon, San Gabriel Mts. 640 Comment
  JEPS63810  Juncus textilis Samuel B. Parish Jun 1887 1937 Los Angeles San Fernando Misson Comment
  RSA70314  Juncus xiphioides F. W. Peirson 1924-8-23 5058 Los Angeles west fork of San Gabriel River 411 Comment
  RSA774259  Juniperus californica R. G. Swinney 2009-5-5 10644 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  RSA659875  Keckiella breviflora Orlando Mistretta 1992-8-20 778 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. 1698 Comment
  LA91503  Keckiella cordifolia Bruce Douglas Clayton; Greg Shaw 1972-4-20 103 Los Angeles SANTA MONICA MOUNTAINS, Blackrill Canyon, Mountain Park Research Campus, in creek bed E between Nettleburn and Blackrill Creeks. 536 Comment
  POM7646  Keckiella cordifolia C. F. Baker 1903-7-20 3441 Los Angeles Claremont. Comment
  RSA0080360  Keckiella ternata subsp. ternata R. G. Swinney 2011-6-29 15363 Los Angeles Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground. 1082 Comment
  RSA557842  Kochia californica D. Charlton 1989-4-21 2887 Los Angeles B St. from 120th to 140th, Southern Border of Base. 701 Comment
  UCR94703  Kochia californica A. C. Sanders, E. J. Lott 1993-5-6 13942 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  UCR24549  Kochia scoparia O. F. Clarke, A. C. Sanders 1981-10-2 s.n. Los Angeles San Gabriel Valley, Arcadia, SE corner of South Michillinda Ave. and West Foothill Blvd. 206 Comment
  UCR179445  Koeleria macrantha R. G. Swinney, Dave Larson 1996-7-17 5115 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  CAS-BOT-BC271346  Koeleria pyramidata Timothy S. Ross; Steve Boyd 1994-5-24 7848 Los Angeles North slopes draining toward Elizabeth Lake, south slopes otward Green Valley, northeast summit of Grass Mountain, Liebre Mountains 1389 Comment
  UCR280558  Krascheninnikovia lanata R. G. Swinney 2014-4-17 16073 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  SBBG118937  Lactuca serriola S. D. White with P. De Vries 2004-6-14 10493 a Los Angeles Lyon Cyn, W of Interstate 5, ca. 4 mi N of the I-5 jct with Hwy 14, ca. 6 mi S of Castaic Jct 396 Comment
  POM11459  Lactuca serriola R. D. Harwood 1920-8-11 s.n. Los Angeles Claremont. Comment
  CAS-BOT-BC340756  Laennecia coulteri Timothy S. Ross; Steve Boyd 1994-9-21 8341 Los Angeles Liebre Mountains. Cow Spring Pond: sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, ca 100 m W of the Cow Spring Canyon drainage 1155 Comment
  RSA92186  Lagophylla ramosissima F. W. Peirson 1358 Los Angeles Montana St. Pasadena Comment
  CAS-BOT-BC273837  Lamarckia aurea A. C. Sanders 2003-3-14 25746 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 560 Comment
  POM352649  Lamarckia aurea Jack Rempel 1932-3-27 s.n. Los Angeles El Segundo. Comment
  RSA592410  Lamarckia aurea Mark Hoefs, Doug Propst 1973-3-14 92 Los Angeles Santa Catalina Island. Ridge between Cape and Skull Canyons. 305 Comment
  SEINET187241 Image available Lamarckia aurea L. A. Stoddart, AD Smith 1939-4-13 Los Angeles Vicinity of Azusa Comment
  UC38736  Lamarckia aurea Mrs. B. Jones 592 Los Angeles Los Angeles Comment
  UCR88664  Lamarckia aurea Scott D. White, Chet McGaugh 1995-5-9 2990 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  UCSB31365  Lamarckia aurea Parker, V. 1974-3-27 Los Angeles 500 ft above the San Pedro Channel; Fisherman's Cove, Santa Catalina Is. Comment
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Jun 4 2009
  SBBG50870  Lantana camara Ming-Hwa Fu 1961-4-29 23 Los Angeles cultivated on Hilgard Avenue, Westwood Village Comment
  UCR276787  Lastarriaea coriacea R. G. Swinney 2011-3-29 14271 A Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  HSC5148  Lasthenia californica C. S. Apperson 1967-6-3 Los Angeles 6 mi. E of Hwy. 99 on Ave. D Comment
  POM50900  Lasthenia californica L. R. Abrams 1901-04 1228 Los Angeles Ballona Harbor Comment
  RSA709532  Lasthenia californica A. C. Sanders, Mark Elvin 2003-4-14 25952 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
  RSA716221  Lasthenia californica Andrea Edwards, Pam De Vries 2006-4-11 77 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  UCR178186  Lasthenia coronaria LeRoy Gross, Valerie Soza 2003-5-15 907 Los Angeles Transverse Ranges; Verdugo Mountains region, Northwest side of mtns, along ridgetop N of La Tuna Canyon Road and south of McDonald Creek, east of Elben Avenue and west of small canyon at the end of Elben Place 518 Comment
  SBBG131498  Lasthenia gracilis S. A. Junak, B. Collins 1991-4-24 SCI 183 Los Angeles W side of W Shore Rd 36 Comment
  CAS-BOT-BC123333  Lathyrus laetiflorus 1891-1-1 s.n. Los Angeles Los Angeles Comment
  SEINET7042257  Lathyrus sulphureus A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  LA200446  Lathyrus vestitus var. vestitus Carl Epling; March 1925 6464 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA405680  Lathyrus vestitus var. vestitus Robin S. Collins 1973-4-30 246 Los Angeles Angeles National Forest, San Gabriel Mountains, Trail Canyon, near light duty road which leads to beginning of pack trail. 610 Comment
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Nov 4 2008
  RSA585538  Lathyrus vestitus var. vestitus T. S. Ross 1992-4-21 6209 Los Angeles Glendora Ridge Road: on the divide between upper East Fork San Dimas Canyon and Lower Cow Canyon, draining toward the latter. 1229 Comment
  RSA717028  Lathyrus vestitus var. vestitus Gary Kovnat, LeRoy Gross 2003-2-16 22 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  RSA584139  Lathyrus vestitus var. vestitus T. S. Ross 1990-6-8 2979 Los Angeles Upper Big Tujunga Canyon: ridge and slopes descending +/-ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  SBBG38757  Lavatera assurgentiflora subsp. glabra R. Moran 1941-2-26 625 Los Angeles Indian Rock, (Wilson's Harbor) 5 Comment
  SBBG83252  Lavatera assurgentiflora subsp. glabra M. Daily 1986-4-7 SCa-t- 7 Los Angeles Bird Rock Comment
  CDA5006  Lavatera cretica Scott D. White 1998-4-28 6350 Los Angeles Coastal Plains & Basins; Los Angeles Basin region; Palos Verdes area: Slope above Portugese Bend , east of Altamira Cyn. Vegetation types including annual grassland, degraded coastal sage scrub, and degraded sumac chaparral. USGS 7 1/2 San Pedro quad ca 33 44 1/2 N, 118 22 1/2 W Comment
  UCR221443  Lavatera cretica D. E. Bramlet, Mike Ahmer 2005-4-12 3790 Los Angeles Los Angeles Basin Region, Puente Hills, Powder Canyon, just east of main dirt access road, c. 1900 ft. east of Skyline Dr. and 3300 ft. north of Fullerton Rd. 250 Comment
  RSA0108843  Layia glandulosa R. G. Swinney 2010-6-1 13159 Los Angeles San Gabriel Mountains: Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  CAS-BOT-BC380212  Layia platyglossa Louis C. Wheeler 1936-4-12 4088 Los Angeles Hills S Monterey Park, south side 121 Comment
  CAS-BOT-BC380215  Layia platyglossa M. E. Jones 1882-5-13 s.n. Los Angeles Pasadena Comment
  LA31661  Layia platyglossa Peter H. Raven; 1959-4-4 13972 Los Angeles Santa Monica Mountains, Point Dume, behind point 15 Comment
  RSA650940  Layia platyglossa Earl Asker 1950-4-23 s.n. Los Angeles Puddingstone Dam Road. Comment
  UCD134001  Layia platyglossa Geoffrey Levin 1974-4-26 30 Los Angeles Wash (Blanchard Park), Alluvial Fan of Mt. San Antonio, San Gabriel Mountains; Pomona College, Claremont. Draninage Area: Santa Ana River, Pacific slope. 335 Comment
  UCR127387  Lemna valdiviana A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25528 Los Angeles Santa Clara River Valley, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  CAS-BOT-BC221608  Lepechinia fragrans A. Davidson No date on label 17 Los Angeles Wilsons Peak. Mt. Wilson, San Gabriel Mtns. Comment
  UCR182673  Lepechinia fragrans R. G. Swinney 1998-4-13 5958 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  SEINET11992602  Lepidium flavum H. H. Heller 1937-1 465 Los Angeles 20 mi E of Lancaster on Victorville Rd Comment
  UC14425  Lepidium fremontii H. M. Hall May 1 1902-May 3 1902 3037 Los Angeles vicinity Rock Creek; Antelope Valley 1066 Comment
  UCD115649  Lepidium fremontii Steve Meyers 1988-6-29 s.n. Los Angeles Big Rock Creek wash, 2.5 mi. E of town of Pearblossom. Comment
  RSA339714  Lepidium fremontii var. fremontii R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 55009 Los Angeles S of Emma Mountain Road, just E of Little Rock Creek 1006 Comment
  SD90423  Lepidium lasiocarpum subsp. lasiocarpum Robert F. Thorne 1966-4-16 36039 Los Angeles San Clemente Island; sandy bank of old, raised beach, 2/3 mile southsoutheast of Eel Point and north of Seal Cove; southwest side of island. 29 Comment
  CDA39095  Lepidium latifolium Michael O Brien 2013-8-11 s.n. Los Angeles Malibu Creek State Beach. 0 Comment
  RSA429623  Lepidium nitidum M. B. Dunkle 1932-2-27 2867 Los Angeles Silver Canyon trail, Santa Catalina Island. Comment
  SDSU19983  Lepidium nitidum S. H. Bullock 1968-4-6 63 Los Angeles Claremont, north of foothill Blvd. between Dartmouth and College Ave. 351 Comment
  SD215442  Lepidium nitidum var. nitidum Louis C. Wheeler 1969-4-1 Los Angeles 0.4 mile southwest Big Cienega on ridge on south side Big Dalton Canyon near mouth. 640 Comment
  CAS-BOT-BC60037  Lepidium virginicum var. menziesii Alice Eastwood 1919-5-29 9001 Los Angeles San Gabriel Canyon. Comment
  RSA762071  Lepidium virginicum var. virginicum Orlando Mistretta, Christine Mistretta 2008-5-16 3085 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 106 per TRTP Survey 2008), Upper Fish Canyon 1002 Comment
  JEPS5748  Lepidospartum squamatum Rimo Bacigalupi 1952-8-8 3896 Los Angeles 1.2 mi w of junction of Soledad Canyon Road with Agua Dulce Canyon Road (wash of Bee Creek, tributary of Soledad Creek, Soledad Canyon); Soledad Canyon, wash of Bee Creek, tributary of Soledad Cree 525 Comment
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Jul 8 2014
  RSA3244  Lepidospartum squamatum C. B. Wolf 1931-6-25 2238 Los Angeles Wash SW of Los Angeles Botanic Garden, along Beverly Blvd. (Mandeville Canyon). 61 Comment
  POM352731  Leptochloa fusca subsp. uninervia Wm Martin 1971-8-11 s.n. Los Angeles Along drainage of Malibu Creek, vicinity of Tapia Park Comment
  UCR137146  Leptochloa uninervia Geo. L. Moxley 1917-9-19 639 Los Angeles Oakwood Ave. [between Beverly Blvd. & Melrose Ave., south of West Hollywood, vicinity of La Brea Ave.], Los Angeles 76 Comment
  HSC95815  Leptosiphon breviculus L. C. Wheeler 1964-6-20 8489 Los Angeles Mt. Waterman, S side Comment
  RSA252930  Leptosiphon breviculus R. F. Thorne, C. W. Tilforth 1973-4-20 43031 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
  RSA191187  Leptosiphon breviculus R. F. Thorne, M. Z. Thorne 1967-7-19 37174 Los Angeles Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area. 1981 Comment
  CHSC4748  Leptosiphon ciliatus M. MacArthur 1967-6-24 63 Los Angeles .7 mi from turn-off on Angeles Crest Hwy. to lower Chilao keeping always to right--left side of rd. by intermittent stream bed, Angeles National Forest. 1584 Comment
  SBBG125528  Leptosiphon ciliatus A. Parikh, N. Gale 2010-6-15 3293 Los Angeles upper Big Tujunga Cyn, 0.3 km E of Shortcut Station, 0.5 km N of St Hwy 2, San Gabriel Mtns 1300 Comment
  UCR269259  Leptosiphon liniflorus Pam De Vries 2013-5-17 7856 Los Angeles Tehachapi Mountains/Western Transverse Range, Gorman Hills, about 0.50 air mile NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1048 Comment
  UCSB9522  Leptosyne californica Wedberg, H. 1958-4-13 Los Angeles 165th Street, one mile north on Hwy. 138, near Pearblossom Comment
  CAS-BOT-BC339294  Lessingia glandulifera var. glandulifera Le Roy Abrams; E. A. McGregor 1908-6-30 517 Los Angeles Palmdale, Mojave Desert 914 Comment
  POM361803  Lessingia glandulifera var. glandulifera Roger Minahan 1934-06 20145 Los Angeles Valyermo, San Gabriel Mountains. Comment
  RSA589140  Lessingia glandulifera var. glandulifera Orlando Mistretta 1994-5-11 1175 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground 1037 Comment
  RSA660427  Lessingia glandulifera var. glandulifera Orlando Mistretta 1992-5-18 323 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  UCR281302  Lessingia glandulifera var. glandulifera R. G. Swinney 2014-4-17 16083 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  SBBG63097  Lessingia glandulifera var. peirsonii R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  SD111603  Lewisia rediviva var. minor Wayne P. Armstrong 1982-6-27 Los Angeles Summit of Mt. Baden-Powell 2835 Comment
  RSA725240  Leymus condensatus K. Dobry 1991-6-28 d- 867 Los Angeles Santa Monica Mts. Las Virgenes Rd. & Mulholland Hwy. at Soka Univ., E. Section Comment
  RSA612224  Lilium humboldtii subsp. ocellatum Louis C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport 1402 Comment
  RSA614826  Limonium otolepis Louis C. Wheeler 1976-7-29 s.n. Los Angeles Dominguez Hills: Victoria Street and Wilmington Boulevard. 46 Comment
  UCSB17048  Limonium sinuatum Van Scoyoc, Dave 1963-5-18 Los Angeles corner of First St. and Ardmore Ave; Manhattan Beach Comment
  UCR182218  Limosella acaulis R. G. Swinney 1997-6-19 5611 Los Angeles San Gabriel Mtns., SE end of Jackson Lake, west of Wrightwood 1872 Comment
  RSA468565  Linanthus androsaceus subsp. luteolus Anstruther Davidson 1890-1 s.n. Los Angeles Foothills, L.A. [Los Angeles] Comment
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Oct 25 2015
  RSA469957  Linanthus aureus L. C. Wheeler 1934-3-29 2480 Los Angeles San Gabriel Wash 107 Comment
  UCR220060  Linanthus aureus subsp. aureus R. G. Swinney 2009-4-24 10442 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  SDSU3172  Linanthus bicolor R. M. Beauchamp 1967-6-3 551 Los Angeles On south hillside above Horse Canyon. San Clemente Island Comment
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May 16 2008
  RSA748448  Linanthus breviculus Orlando Mistretta 1992-8-28 785 Los Angeles Mt. Gleason management unit. Angeles National Forest. Tujunga Ranger District. Comment
  UCR124487  Linanthus breviculus B. C. Templeton 1932-7-21 5026 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA756782  Linanthus breviculus Orlando Mistretta, Christine Mistretta 2008-4-29 2539 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 65 per TRTP Survey 2008), just E of State Hwy 14 (Antelope Valley Fwy), in the vicinity of Vincent. 976 Comment
  RSA0095263  Linanthus californicus subsp. glandulosus Brian McColgan 1988-5-16 19 Los Angeles Evey Canyon, 1 mile N of Padua on Mt. Baldy Rd. 1067 Comment
  RSA177771  Linanthus dianthiflorus subsp. dianthiflorus P. C. Everett 1965-5-10 34461 Los Angeles Black Jack Mt.; Santa Catalina Island 457 Comment
  POM9666  Linanthus dianthiflorus subsp. dianthiflorus P. A. Munz 1920-2-24 3244 Los Angeles 3 miles north of Claremont. 427 Comment
  RSA764497  Linanthus dichotomus subsp. pattersonii Orlando Mistretta, Christine Mistretta 2008-4-29 2618 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 65 per TRTP Survey 2008), just E of State Hwy 14 (Antelope Valley Fwy), in the vicinity of Vincent. 976 Comment
  RSA497614  Linanthus parryae A. C. Sanders, B. Pitzer, J. C. Lyman 1988-4-4 7776 Los Angeles Mojave Desert, Lancaster, near Quartz Hill, S of Ave L at 37th St. West. 747 Comment
  SBBG98628  Linanthus pygmaeus subsp. pygmaeus T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5337 Los Angeles between Box and Horse Cyns 484 Comment
  RSA603529  Linaria canadensis var. texana Sara L. Crockett 1997-4-2 654 Los Angeles Santa Catalina Island. 2.4 miles W along Empire Landing Road from jct. with Airport Road, 25 m S of road. 259 Comment
  RSA0035774  Lippia nodiflora Amy Drooks 1981-4-19 19 Los Angeles West Covina residence. Comment
  SEINET3246317  Lithophragma R. G. Swinney 1998-1 5909 Los Angeles San Gabriel Mtns.: Evey Canyon, ca. 0.75 mi. west of Mt. Baldy Rd., ca. 0.3 mi. (air) NE of Potato Mtn. 793 Comment
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Dec 7 2018
  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
  SBBG108899  Lithophragma maximum S. A. Junak 1997-3-12 SCl 764 Los Angeles upper part of second cyn S of Camera Pad "Malo" 292 Comment
  RSA737269  Lobelia dunnii Scott D. White, Chris Huntley 2008-9-30 12544 Los Angeles San Gabriel Mountains: San Gabriel River- West fork between Bear Creek and Cogswell Dam. 610 Comment
  RSA439335  Lobelia dunnii var. serrata Albert J. Perkins 1924-10 s.n. Los Angeles Santa Anita Canyon, Sierra Madre. Comment
  RSA649802  Lobularia maritima Matt Brooks 1988-5-12 54 Los Angeles Whittier, Skyline Dr. 0.2 miles west of its intersection [with] Turnbull Canyon Rd. Comment
  POM49440  Loeseliastrum matthewsii A. D. E. Elmer 1902-06 3683 Los Angeles Acton. Mt. Gleason. 829 Comment
  RSA233551  Loeseliastrum matthewsii R. F. Thorne, C. W. Tilforth, et al. 1972-6-29 42104 Los Angeles San Gabriel Mountains, Angeles National Forest: c. 2.0 mi SE of Valyermo on road to Jackson Lake 1433 Comment
  SBBG112955  Logfia arizonica S. A. Junak 1998-6-13 SCa 736 Los Angeles Little Harbor, above W end of beach 27 Comment
  SD126066  Logfia gallica A. C. Sanders 1988-5-18 7820 Los Angeles El Segundo Dunes immediately west of L. A. International Airport and east of Vista Del Mar Blvd. Comment
  UCD66012  Lolium multiflorum Kathy Tajbakhsh 1996-4-14 28 Los Angeles Santa Catalina Island: Fisherman's Bay, at USC Marine Research Station near dormitories. Comment
  RSA656211  Lolium perenne Joseph M. Keefe 1978-5-16 22920 Los Angeles Verdugo Mountains: Mountain Street, 0.5 km west of Glendale Freeway (Highway 2) Glendale College, Glendale, San Rafael Hills. 290 Comment
  SFV18437  Lomatium dasycarpum subsp. dasycarpum unknown 1971-5-5 Los Angeles San Gabriel Mountains Placerita Canyon Park. West section. Comment
  RSA747148  Lomatium mohavense R. G. Swinney 2008-5-8 8813 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
  CAS-BOT-BC240492  Lonicera hispidula Peter H. Raven 1962-5-20 17773 Los Angeles Santa Catalina Island: Avalon Canyon about 1 mile south of Avalon Comment
  CAS-BOT-BC240495  Lonicera hispidula John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  POM243775  Lonicera hispidula var. vacillans F. R. Fosberg 1931-4-8 S- 4518 Los Angeles Santa Catalina Island; Avalon Valley 60 Comment
  RSA660183  Lonicera interrupta Orlando Mistretta 1992-7-9 656 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  UC1586228  Lonicera interrupta Tim Ross 1991-8-16 5871 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat USGS 7.5' quad. 1780 Comment
  UCR50152  Lonicera japonica A. C. Sanders 1987-7-22 7155 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  OBI34055  Lonicera subspicata Mark Schneider s.n. Los Angeles Tujunga. San Bernardino Mtns 549 Comment
  RSA0116115  Lonicera subspicata R. G. Swinney 2010-8-23 13571 Los Angeles San Gabriel Mountains; Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail. 1085 Comment
  SFV16416  Lonicera subspicata J. H. Nishida 1991-8-10 s. n. Los Angeles San Gabriel Mountains Bear Divide off of Little Tujunga Canyon. Along trail to Coyote Canyon. 793 Comment
  RSA126719  Lonicera subspicata var. denudata P. H. Raven 1958-10-11 13758 Los Angeles Saddle Peak, Santa Monica Mountains. 823 Comment
  SEINET13387124 Image available Lonicera subspicata var. denudata R. G. Swinney 2011-1 15171 Los Angeles San Gabriel Mountains: Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy (Chilao Flat 7.5' Q.) (T3N R11W S22) 1585 Comment
  RSA406780  Lotus corniculatus Wm. Martin 1971-8-25 s.n. Los Angeles Point Dume Comment
  RSA406155  Lotus hamatus Anstruther Davidson 1891-6-26 s.n. Los Angeles Santa Catalina Island Comment
  RSA592013  Lotus hamatus Mark Hoefs, Doug Propst 1973-4-6 147 Los Angeles Middle of Cape Canyon, Santa Catalina Island. 305 Comment
  RSA522466  Lotus heermannii var. heermannii T. S. Ross 1990-7-10 4039 Los Angeles NE of Tie Summit Station and E of Angeles Forest Hwy. sandy beach near the intersection of Tie Canyon wash and A.F. Highway Comment
  RSA571546  Lotus heermannii var. heermannii Steve Boyd 1994-4-29 8311 Los Angeles Side draw on northeastern side of Mt. Emma, Santiago Canyon drainage. 1158 Comment
  RSA549508  Lotus nevadensis var. davidsonii T. S. Ross 1990-6-18 3478 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  POM175359  Lotus oblongifolius var. oblongifolius E. Crow 1930-6-29 s.n. Los Angeles near camp coldbrook Comment
  POM304832  Lotus oblongifolius var. oblongifolius H. J. Ramsey 1937-7-18 234 Los Angeles Soldier's Creek, San Gabriel Mountains Comment
  RSA406252  Lotus procumbens var. procumbens L. E. Hoffman 1932-7-4 s.n. Los Angeles Big Pines Park, Swartout [Swarthout] Valley Comment
  UCR217137  Lotus purshianus Jonas A. Winbolt, Rocky Brown 2010-8-20 008 Los Angeles Western Transverse Range, south of Santa Clarita, north side of Hwy I-5 and the Old Road, southeast of trailer park along powerline corridor 956 Comment
  UCR126756  Lotus salsuginosus A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26135 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  UCR281642  Lotus salsuginosus R. G. Swinney 2014-5-8 16476 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  UC56567  Lotus scoparius W. A. Setchell 1901-3-13 Los Angeles Elysian Park Comment
  RSA406847  Lotus scoparius Ronald Estes 1949-6-24 4239 a Los Angeles Los Padres National Forest. 457 Comment
  RSA498865  Lotus scoparius Richard C. Barkelew 1929-4-7 15834 Los Angeles Mulholland Highlands Comment
  RSA515118  Lotus scoparius subsp. traskiae Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-30 804 -2 Los Angeles San Clemente Island: Wilson Cove Canyon. Comment
  RSA652440  Lotus scoparius var. scoparius K. M. Kosak 1961-5-2 43 Los Angeles Fish Canyon Road, Duarte Comment
  RSA660211  Lotus strigosus Yvonne Rasmussen, Deborah Rasmussen 1984-5-5 36 Los Angeles 5.0 miles past the Pasadena city limits, a pull off on the left side of road as one is going up mountain. Comment
  RSA702376  Lotus strigosus Scott D. White, Pam De Vries 2004-5-18 10413 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
  UC1602065  Lotus strigosus Miss E. D. Palmer Nov 1904 Los Angeles vicinity Los Angeles Comment
  CATA332  Lotus unifoliolatus Mark L. Hoefs 1973-7-13 370 Los Angeles Santa Catalina Island: Middle Ranch Canyon, just above reservoir, by main road 236 Comment
  UC1871218  Lupinus agardhianus T. S. Ross 1993-4-21 6835 Los Angeles Channel Islands: Santa Catalina Island; Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); saddle on E side of peak; Santa Catalina South USGS7.5 elev. ca. 1470 ft. 448 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
  SFV16093  Lupinus benthamii J. M. Kneitel, et al. 1995-4-15 27 Los Angeles San Gabriel Mountains Gorman, 0.5 miles east of Interstate Highway 5. 1220 Comment
  RSA713742  Lupinus bicolor A. C. Sanders, Helen Kennedy 2005-4-13 29433 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  UCR219463  Lupinus bicolor R. G. Swinney 2009-3-25 10153 Los Angeles San Gabriel Mtns. Foothills, far west end of Glendora Ridge Motorway on north side of road at boundary of El Encanto Azusa River Wilderness Park 549 Comment
  UCR271075  Lupinus bicolor R. G. Swinney 2011-5-26 14835 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  RSA594970  Lupinus bicolor subsp. marginatus T. S. Ross 1995-4-26 8375 Los Angeles Upper west slope of LIEBRE MOUNTAIN: ca 100 m SW of Sandberg Triangulation Point (5345 ft) 1598 Comment
  RSA0121217  Lupinus bicolor subsp. microphyllus H. de Forest 1929-3-21 s.n. Los Angeles Palos Verdes Hills. Comment
  SJSU13354  Lupinus breweri C. W. Sharsmith 1945-9-7 5468 Los Angeles E slope Mt Waterman, San Gabriel Mts 2042 Comment
  SD248427  Lupinus chamissonis Jeremiah George, Audrey George 2014-1-15 Los Angeles Redondo Beach, miiediately east of intersection of Artesia Blvd. and Goodman Ave. 32 Comment
  UCR150822  Lupinus concinnus R. G. Swinney 1998-4-14 5979 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
  RSA590525  Lupinus concinnus Orlando Mistretta 1994-3-30 966 Los Angeles Little Rock Creek; slopes E of creek below Little Rock Dam 991 Comment
  CAS-BOT-BC205144  Lupinus elatus Oakley Shields 1970-6-27 90 Los Angeles 3.7 miles s.w. of Dawson Saddle, San Gabriel Mts., Angeles Crest Highway 2103 Comment
  RSA0091103  Lupinus elatus R. G. Swinney 2011-8-17 15645 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  LA205084  Lupinus excubitus H. Anderson; 1932-3-24 sn Los Angeles Hungry Valley Comment
  SFV1882  Lupinus excubitus P. G. Kilburn 1958-4-12 713 Los Angeles San Gabriel Mountains Soledad Canyon, 2 miles east of Soledad Campground 670 Comment
  RSA757056  Lupinus excubitus var. austromontanus R. G. Swinney 2008-6-17 9056 Los Angeles ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  UC1584875  Lupinus excubitus var. austromontanus Tim Ross, Steve Boyd 1991-7-24 5648 Los Angeles Granite Mountain , Chilao Flat Quad., Granite Mount (San Gabriel Mountain Range) 1901 Comment
  SEINET12154518  Lupinus excubitus var. hallii J. F. Bright, Wyman, C. 1933-1 8330 Los Angeles San Fernando Valley Comment
  RSA597048  Lupinus excubitus var. johnstonii T. S. Ross 1990-6-25 3832 Los Angeles Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip) 1884 Comment
  SBBG69108  Lupinus formosus R. Hoffmann 1927-6-14 Los Angeles Chandler's Comment
  SD231313  Lupinus formosus var. formosus Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 75 Los Angeles Transverse Ranges; San Gabriel Mountains region: Bob's Gap. At the south edge of Bob's Gap, on slope and roadside, and down in the wash. 1444 Comment
  POM96079  Lupinus formosus var. robustus Philip A. Munz 1926-4-4 9993 Los Angeles 10 miles south of Willow Springs between Kern and Los Angeles Co. Comment
  RSA104791  Lupinus guadalupensis Reid V. Moran 1941-2-18 587 Los Angeles San Clemente Island: Middle Ranch Creek 30 Comment
  UC557773  Lupinus guadalupensis Nell Murbarger March, 1936 15 Los Angeles e side San Clemente Island (near the ocean); e side San Clemente Island Comment
  RSA413687  Lupinus hirsutissimus Amelia Eatherton 1930-05 15992 Los Angeles Griffith Park. Comment
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Oct 4 2011
  RSA583061  Lupinus hirsutissimus Tim S. Ross 1993-4-23 6930 Los Angeles Santa Catalina Island, upper E side of Cottonwood Canyon Drainage, ca. 1035 m WNW of Black Jack Mtn. Summit 436 Comment
  RSA649609  Lupinus hirsutissimus Lori Ackerman, Gerald Braden 1988-4-22 21 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  RSA87140  Lupinus hirsutissimus F. W. Peirson 1920-3-28 86 Los Angeles Field at foot of Tujunga Canyon, west end of San Gabriel Mountains 441 Comment
  UCR194186  Lupinus latifolius R. G. Swinney 1998-7-29 6531 Los Angeles San Gabriel Mtns., Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m above canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  POM210251  Lupinus latifolius subsp. parishii Victor Duran 1933-7-21 3523 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  UCR260365  Lupinus latifolius subsp. parishii R. G. Swinney 2010-4-30 12446 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  RSA729769  Lupinus latifolius var. latifolius R. G. Swinney 1999-8-16 7657 Los Angeles Wrightwood area. Flume Canyon, spring c. 200m north if Guffy Camground. Spring on N-facing slope. 2445 Comment
  POM19194  Lupinus longifolius Philip A. Munz 1923-5-1 7780 Los Angeles Puddingstone Canyon, San Dimas 274 Comment
  RSA678835  Lupinus longifolius Valerie L. Soza, LeRoy Gross 2001-4-24 1174 Los Angeles Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.5 mile WNW of the Santa Anita Dam 823 Comment
  SEINET11071979 Image available Lupinus longifolius C. B. Wolf 1931-5-14 2053 Los Angeles along Beverly Blvd., west of the Los Angeles Botanic Garden. Upper Sonoran 122 Comment
  SFV19154  Lupinus odoratus J. N. Hogue, S. G. Hogue, J. M. Wrublik 2003-5-12 194 .1 Los Angeles Mojave Desert Alpine Butte. 850 Comment
  RSA680130  Lupinus peirsonii LeRoy Gross, Michael Denslow 2003-6-4 998 Los Angeles Southeast of Dawson Saddle, north side of Angeles Crest Highway (Hwy. 2). 2439 Comment
  RSA756082  Lupinus sparsiflorus R. G. Swinney 1998-4-14 5987 Los Angeles Pinyon 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
  RSA596454  Lupinus sparsiflorus subsp. sparsiflorus R. G. Swinney 1989-5-12 s.n. Los Angeles San Gabriel Mountains, in and near Glendora wilderness Park, in Big Dalton Canyon and its triutaries. Colby fire break, W boundary of Glendora Wilderness Park. 463 Comment
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May 5 2010
  UC185428  Lupinus succulentus Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  UC917867  Lupinus succulentus Frank W. Gould 1944-3-26 2182 Los Angeles Palos Verde Hills; near Walteria Comment
  UCR186759  Lupinus succulentus T. B. Salvato, Sandra Murcia 2007-3-28 2012 Los Angeles San Gabriel Mountains, Angeles National Forest, lower Santa Anita Canyon at the upper end of Santa Anita Reservoir 427 Comment
  UCR205120  Lupinus succulentus R. G. Swinney 2008-4-17 8682 Los Angeles San Gabriel Mtns., San Dimas, lower Shay Canyon 366 Comment
  SEINET3131621  Lupinus succulentus Unknown 715 Los Angeles Vernon Comment
  CLARK-A1528-2852  Lupinus truncatus Art Whistler 1966-3-20 Los Angeles Chatsworth Comment
  LA82126  Lupinus truncatus O. H. Kappler; 1941-3-21 141 Los Angeles Santa Monica Mountains, Sepulveda Canyon 152 Comment
  PASA1686  Lupinus truncatus Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  SEINET13383981 Image available Lupinus truncatus R. G. Swinney 2010-1 12328 Los Angeles San Gabriel Mountains: Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash 457 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
  RSA414357  Lupinus truncatus M. B. Dunkle 1939-4-6 7303 Los Angeles Mosquito Harbor. San Clemente Island Comment
  RSA414374  Lupinus truncatus F. R. Fosberg 1930-6-30 3070 Los Angeles Del Rey. 2 Comment
  SFV15693  Lupinus truncatus H. L. Fredell 1992-4-22 105 Los Angeles San Gabriel Mountains Chiquito Canyon, Chiquito Canyon Road, 1.2 miles northeast of CA-Highway 126. Comment
  RSA330796  Luzula comosa Wayne E. Sawyer 1981-6-16 49 Los Angeles San Gabriel Mtns., Angeles National Forest: Little Jimmy Spring. 2256 Comment
  UCD126612  Lycium cooperi T. E. Weier 1941-6-26 s.n. Los Angeles San Gabriel Mountains near Vincent. Comment
  UC146425  Lycopus americanus T. W. Minthorn 1908-9-9 Los Angeles San Gabriel R. bottom San Gabriel R. Comment
  CAS-BOT-BC140221  Lyonothamnus floribundus subsp. aspleniifolius Martin A. Piehl 1962-6-9 62321 Los Angeles Just below (n. of) Chenity (s. of Mosquito Cove), San Clemente Island 304 Comment
  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
  UC171406  Lyonothamnus floribundus subsp. aspleniifolius Dr. E. A. Mearns 1894-8-25 4049 Los Angeles San Clemente Is. Comment
  RSA589781  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay, Fone 1994-8-3 8206 Los Angeles Santa Catalina Island. W end of island, N side of main east-west ridge system at head of canyon draining NNE to Parsons Landing. 421 Comment
  SD90357  Lyonothamnus floribundus subsp. floribundus Robert F. Thorne, Doug Propst 1973-2-14 42479 Los Angeles Canta Catalina Island: Ironwood Gully on slopes of hill E of Isthmus above Banning House 182 Comment
  SBBG13649  Lyonothamnus floribundus var. floribundus P. H. Raven 1962-5-22 17833 Los Angeles first cyn W of Lions Head Pt 76 Comment
  RSA0011278  Lythrum hyssopifolia Orlando Mistretta, Christine Mistretta 2008-5-5 2638 Los Angeles Southern California Edison transmission line corridor (Segment 11, Impact Area 19 per TRTP Survey 2008), in the vicinity of Eaton Canyon, N of New York Drive. 320 Comment
  RSA773861  Machaeranthera canescens R. G. Swinney 2009-8-25 11464 Los Angeles west summit of Table Mountain, NE of Big Pines. 2284 Comment
  UC1929999  Madia Mark Elvin, Orlando Mistretta 1996-3-24 129 A Los Angeles Channel Islands; San Clemente Island: Eagle Canyon. Comment
  UC1595269  Madia elegans Tim Ross 1992-7-16 6688 Los Angeles just e Military Reservation (near summit Mt. Gleason); San Gabriel Mountains, near summit Mt. Gleason 1901 Comment
  UC34790  Madia gracilis Harley P. Chandler 1897-5-24 Los Angeles Palmer's Canyon; Claremont 731 Comment
  UCR147849  Maianthemum stellatum L. C. Wheeler 1954-8-30 7059 Los Angeles San Gabriel Mountains, San Gabriel Mountains: Buckhorn Campground 1966 Comment
  UCR252755  Malacothamnus davidsonii R. G. Swinney 2010-9-1 13653 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  CAS-BOT-BC206226  Malacothamnus fasciculatus Horticultural Comm. 1928-5-1 s.n. Los Angeles Saugus Comment
  SBBG13475  Malacothamnus fasciculatus var. catalinensis E. R. Blakley 1962-10-5 5422 Los Angeles old mill site in Hen Cove N of White's Landing 3 Comment
  RSA580308  Malacothamnus fremontii Tim S. Ross, Steve D. Boyd 1994-5-25 7927 Los Angeles Necktie Basin: hanging basin ca 470-830 meters W of Warm Springs Mountain summit. These collections from ca. 600-800 meters WSW of summit. 1061 Comment
  UCR204838  Malacothamnus fremontii R. G. Swinney 2005-8-11 8458 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  SBBG72793  Malacothamnus orbiculatus R. Hoffmann 1931-5-3 Los Angeles overlooking Antelope Valley Comment
  RSA606993  Malacothrix clevelandii L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope Smith Mt., along Bear Creek Trail. 1249 Comment
  RSA616376  Malacothrix clevelandii Scott D. White, Pam DeVries 1998-5-15 6491 Los Angeles Soledad Canyon area: proposed quarry area N of Soledad Canyon. Road., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Cyn. 579 Comment
  RSA733754  Malacothrix clevelandii R. G. Swinney 2000-5-28 7787 Los Angeles San Gabriel Mtns.: NE of Azusa, Rincon Redbox Road 2.1 mi. SW of Hwy 39 at Rincon Station; +/-1000. 732 Comment
  HSC6002  Malacothrix coulteri C. S. Apperson 1966-4-16 Los Angeles 10 mi. W of Sierra Hwy. on Ave. D Comment
  UC565516  Malacothrix coulteri Margaret Stason 1927-4-23 Los Angeles near Mojave; Mojave Desert Comment
  POM362372  Malacothrix saxatilis var. tenuifolia B. C. Templeton 1939-6-23 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  RSA0110890  Malacothrix saxatilis var. tenuifolia R. G. Swinney 2011-5-6 14616 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road. 793 Comment
  RSA187652  Malacothrix saxatilis var. tenuifolia R. F. Thorne 1966-9-16 36725 Los Angeles Lookout Point SE of Pebbly Beach, Santa Catalina Island. 46 Comment
  SDSU4795  Malacothrix saxatilis var. tenuifolia D. F. Howe 1947-5-4 1573 Los Angeles Culivated ground in Mint Canyon. Comment
  UC149191  Malacothrix saxatilis var. tenuifolia Le Roy Abrams 1902-6-20 2568 Los Angeles near Soldiers Home Comment
  RSA781095  Malacothrix saxatilis var. tenuifolia Sandy Leatherman, Pam DeVries 2011-4-27 2011 -6 Los Angeles Transverse Ranges; Liebre Mountains region: on the cliff face adjacent to Mesa Drive Road, 200 meters soutwest of Vasquez Canyon Road in Santa Clarita 638 Comment
  JEPS66253  Malosma laurina S. B. and W. F. Parish June, 1887 1928 Los Angeles near San Fernando San Fernando Comment
  LA105123  Malosma laurina Barry A. Prigge; 1988-7-3 8239 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 341 Comment
  UC17937  Malosma laurina J. H. Barber 1897-9-8 277 Los Angeles Santa Monica Exp't. Station Comment
  SEINET10923927 Image available Malus pumila Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3774 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  RSA656183  Malva nicaeensis Joseph M. Keefe 1978-4-11 22633 Los Angeles Verdugo Mountains: Verdugo Park, 1601 North Verdugo Road, Glendale. Comment
  SBBG13274  Malva parviflora M. A. Piehl 1962-6-9 62333 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  RSA592294  Malva parviflora Louis C. Wheeler 1967-5-13 9543 Los Angeles San Gabriel Canyon, Ward's Grove. 262 Comment
  RSA239474  Malvella leprosa E. R. Blakley 1962-10-3 5378 Los Angeles Santa Catalina Island. Banks around Wrigley Reservoir at summit of island road 427 Comment
Read comments
Jan 22 2008
  UC1215217  Malvella leprosa Peter H. Raven 1962-7-10 17956 Los Angeles n. of a point due w. of Wall 2 San Clemente Isl. Comment
  LA30204  Marah macrocarpa Harlan Lewis; March 1950 sn Los Angeles Santa Monica Mountains, Mulholland Drive near Sepulveda Way Comment
  OBI28057  Marah macrocarpa David J. Keil, Dirk Walters 1977-4-30 12281 Los Angeles On S side of Calif Rte 138 in vicinity of jctn with Los Angeles Co Rd N-2 across hwy from Quail reservoir Comment
  SBBG69450  Marah macrocarpa M. N. Ackley -Mar-1928 118 Los Angeles Eagle Rock 213 Comment
  UCR270107  Marah macrocarpa R. G. Swinney 2011-4-9 14366 Los Angeles San Gabriel Mountains, NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  UCR96600  Marah macrocarpa Scott D. White 1997-2-2 4661 Los Angeles San Dimas/Pomona area: Bonelli Regional Park, Just NW of Puddingstone Reservoir, south of San Dimas Ave, and east of the I-210 Freeway 305 Comment
  RSA213374  Marah macrocarpa Reid V. Moran 1947-2-16 573 Los Angeles Middle Ranch, San Clemente Island. Comment
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May 16 2008
  RSA440930  Marah macrocarpa Edwin Kline 1924-3-9 s.n. Los Angeles Sunset Canyon Comment
  RSA52137  Marah macrocarpa I. L. Wiggins 1949-2-21 s.n. Los Angeles San Clemente Island: Wilson's Cove Comment
  RSA0036761  Marrubium vulgare Michelle Cleveland 1981-2-26 25 Los Angeles Cal Poly University, Pomona. West end of campus, Northwest of Health center directly behind parking lot J-3. Comment
  RSA409822  Marrubium vulgare Ora M. Clark 1928-12-23 1388 Los Angeles N of San Pedro. Comment
  RSA647977  Marrubium vulgare Michelle Manolovitz, Brian Manolovitz 1992-5-5 10 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 400 feet north of park office. Comment
  RSA656667  Marrubium vulgare Wong 1976-6-1 14 Los Angeles 1600 Calle Vaquero, Glendale. Comment
  UCR209311  Marsilea vestita A. C. Sanders 2009-11-6 37231 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SD31198  Matricaria discoidea Edith A. Purer 1931-3-26 979 Los Angeles Palos Verdes Hills Comment
  SFV22058  Meconella denticulata V. Soza, L. Gross, B. Hogshead 2001-4-18 1155 Los Angeles Verdugo Mountains Verdugo Mountains. Ridgetop above McDonald Creek. North-northwest-facing, steep, open slope. 412 Comment
  RSA675004  Medicago polymorpha LeRoy Gross 2003-2-22 735 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  SFV22127  Medicago polymorpha V. Soza, L. Gross 2001-5-9 1190 Los Angeles San Rafael Hills South of Scholl Canyon, Sleepy Hollow Drive to Valley Vista fire road. North-northwest-facing slope alongside fire road. 274 Comment
  LA33949  Medicago polymorpha Peter H. Raven; Henry J. Thompson 1959-5-5 14116 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  POM11363  Medicago polymorpha F. L. Robinson 1921-4-20 43 Los Angeles Claremont. Comment
  SEINET11096139 Image available Medicago polymorpha G. B. Grant 1905-5-16 761 -6498 Los Angeles Garvanza Comment
  POM362466  Melampodium perfoliatum Anstruther Davidson 1889-1 s.n. Los Angeles Grounds near river at Los Angeles Comment
  UC1870243  Melia azedarach LeRoy Gross 2002-3-31 502 Los Angeles Los Angeles Basin region: Big Tujunga Was, southern front of the San Gabriel Mountains; Where the storm waters run down through Haines Canyon channel, east of Foothill Blvd. South side of wash 366 Comment
  RSA482005  Melica imperfecta Richard Noyes 1988-5-12 566 Los Angeles San Gabriel Mountains: San Antonio Canyon. One mile north of intersection of Mt. Baldy Road and Mountain Avenue 854 Comment
  RSA87460  Melica imperfecta F. W. Peirson 1918-4-28 1541 Los Angeles Turnbull Canyon near Whittier, Puente Hills. Comment
  SBBG56952  Melica imperfecta M. N. Ackley -Apr-1929 Los Angeles La Crescenta 457 Comment
  SEINET10599466  Melica imperfecta Hermann E. Hasse, John H. Kellogg Hasse s.n. Los Angeles Comment
  SBBG52893  Melilotus albus F. C. Boutin 1967-4-23 1615 Los Angeles above ocean between main airstrip and Wilson Cove Comment
  RSA659824  Melilotus albus Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 119 Los Angeles San Clemente Island. Comment
  SBBG113985  Melilotus indicus E. C. Twisselmann 1965-5-18 10859 Los Angeles marsh along the Lancaster Rd, ca. 3 mi SE of Gorman 1097 Comment
  UCD108092  Melilotus indicus Robert F. Thorne; P. C. Everett 1964-2-7 33455 Los Angeles Lower end of Pebbly Beach Canyon near road, E end of Santa Catalina Island. 76 Comment
  SEINET7760541  Melilotus indicus G. B. Grant 1903-1 768 Los Angeles Pasadena Comment
  UCR131363  Mentzelia Jeremiah George 2001-3-17 s.n. Los Angeles South Coastal Plains Region, City Hall property, Rancho Palos Verdes 213 Comment
  RSA0045375  Mentzelia Gary D. Wallace, M. Wallace 1983-5-20 2078 Los Angeles Aliso Canyon road between Acton and Angeles Forest highway. Comment
  SBBG69291  Mentzelia albicaulis R. Hoffmann 1929-5-20 Los Angeles W Mojave Desert Comment
  RSA446775  Mentzelia micrantha M. B. Dunkle 1933-6-17 206 Los Angeles San Antonio River Canyon 915 Comment
  SBBG69316  Mentzelia micrantha A. J. McClatchie 1893-4-21 Los Angeles Pasadena Comment
  RSA0011600  Mentzelia veatchiana Orlando Mistretta, Christine Mistretta 2011-6-14 5685 Los Angeles Northern edge of San Gabriel Mountains, along Southern California Edison (SCE) transmission line corridor, 2.02 air miles S of SCE substation at Vincent, 1.49 miles N of Aliso Cyn Rd., W of Angeles Forest Hwy. 1208 Comment
  SFV13262  Mentzelia veatchiana M. J. Thor 1983-4-16 168 Los Angeles Mojave Desert Palmdale, north of Little Rock, Mount Emma Road. West facing slope by roadside. 945 Comment
  UCR186561  Mentzelia veatchiana A. C. Sanders 2006-4-25 32201 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
  RSA341618  Mesembryanthemum nodiflorum F. C. Boutin 1967-4-23 1627 -b Los Angeles San Clemente Island: North end of island, at W end of air field runway. Comment
  UCR152473  Mesembryanthemum nodiflorum A. C. Sanders, Lee Jones 2005-4-8 29337 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  SBBG113101  Microseris douglasii S. A. Junak with M. L. Hoefs, K. Kirkland, J. Takara 1998-5-1 SCa 608 Los Angeles W side of Whitley's Pk, on ridgetop 390 Comment
  RSA709548  Microseris heterocarpa A. C. Sanders, T. B. Salvato 2005-4-26 29742 Los Angeles Western San Gabriel: Liebre Mtns. Region: Santa Clarita area, bowl between ridges at NE end of Cruzan Mesa, just south of Vasquez Canyon Road 595 Comment
  RSA158255  Microseris heterocarpa P. H. Raven 1962-4-9 17144 Los Angeles Wilson Cove, San Clemente Island. 61 Comment
  RSA251538  Microseris heterocarpa R. F. Thorne 1973-4-11 42820 Los Angeles San Clemente Island: plateau W of upper part of Norton Canyon. 396 Comment
  RSA618782  Microseris lindleyi L. C. Wheeler 1973-4-20 s.n. Los Angeles Aliso Canyon approximately 1/2 mile east of Blum Ranch 945 Comment
  RSA95241  Microseris lindleyi F. W. Peirson 1923-4-12 3453 Los Angeles Wilson's Cove, San Clemente Island. Comment
  UCR186906  Microseris sylvatica A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32032 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  POM29  Mimulus aurantiacus C. F. Baker 1909-5-15 5320 Los Angeles San Antonio Canyon, Claremont. Comment
  RSA172333  Mimulus aurantiacus Robert F. Thorne, James Henrickson 1963-5-5 32281 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont 518 Comment
  RSA641692  Mimulus aurantiacus Orlando Mistretta 1993-6-2 866 Los Angeles San Gabriel Mountains: Vincent Gulch Mine. 2079 Comment
  VVC483  Mimulus aurantiacus P. J. MacKay 1975-4-30 s.n. Los Angeles Los Angeles Basin, On hill above health center, Cal Poly, Pomona 274 Comment
  RSA0045479  Mimulus aurantiacus Jami Liberi 1983-5-1 29 Los Angeles Located in Claremont, across the street from the San Antonio Dam. 640 Comment
  UC56997  Mimulus aurantiacus var. pubescens Miss E. D. Palmer before Feb 1902 Los Angeles Los Angeles Comment
  UCR223312  Mimulus aurantiacus var. pubescens R. G. Swinney 2009-5-20 10845 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  UCR38923  Mimulus aurantiacus var. pubescens B. A. Prigge 1985-6-14 6396 Los Angeles Western Transverse Range; Santa Monica Mtns., Cold Creek Canyon; along trail from upper gate of Cold Creek Preserve to Murphy Ranch Site 659 Comment
  RSA0046838  Mimulus aurantiacus var. pubescens P. A. Munz 1920-3-17 3362 Los Angeles Lone Hill near San Dimas Canon. 335 Comment
  RSA439238  Mimulus aurantiacus var. pubescens Thekla Mohr s.n. Los Angeles Near Los Angeles Comment
  RSA442658  Mimulus aurantiacus var. puniceus Fay A. MacFadden 1931-4-22 2645 Los Angeles Power Plant No. 1, San Francisquito Canyon. Comment
  LA35210  Mimulus brevipes Mary V. Hood; 1941-4-27 41- 77 -k* Los Angeles SANTA MONICA MOUNTAINS, near Malibu Lake. 213 Comment
  LA51874  Mimulus brevipes Harvey Anderson; Carl Epling 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA628631  Mimulus cardinalis Louis C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: South fork Big Rock Creek, at Angeles Crest Highway. 2309 Comment
  RSA729514  Mimulus cardinalis R. G. Swinney 1998-8-6 6689 Los Angeles Falls Gulch, waterfall 100m above confluence with upper East Fork San Gabriel River. 1037 Comment
  UCR210254  Mimulus cardinalis R. G. Swinney 2008-8-13 9365 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  RSA420667  Mimulus cardinalis R. S. Felger 1968-6-13 s.n. Los Angeles Elsmere Canyon, Angeles Natl. Forest, ca. 2 mi SE of Newhall. 518 Comment
  UC1349310  Mimulus floribundus Robert F. Thorne and M. Z. Thorne 1966-8-29 36572 Los Angeles ca. 3 mi s Coldbrook Campground (along branch of and along main stream of North Fork of San Gabriel River); San Gabriel Mts., Angeles National Forest 670 Comment
  UC1408954  Mimulus fremontii var. fremontii Robert F. Thorne and G. Wallace 1973-4-25 43360 Los Angeles 3.5 mi s Llano (1/4 mi n of Bob's Gap, n slope of HOlcomb's Ridge); San Gabriel Mts., Mojave Desert slopes 1158 Comment
  UCR272841  Mimulus guttatus R. G. Swinney 2011-6-1 14937 A Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  RSA624039  Mimulus johnstonii Arthur R. Kruckeberg 1940-7-7 976 Los Angeles Chilao Flats Comment
  RSA0056584  Mimulus johnstonii David M. Thompson 1986-6-8 495 Los Angeles San Gabriel Moutains: 7.0 miles N of Angeles Crest Highway (Hwy 2) along road following the South Fork of Little Rock Creek (beginning at 'Three Points' on USGS map). Comment
  RSA700511  Mimulus moschatus Gary D. Wallace 1985-7-5 2239 Los Angeles San Gabriel Mountains: Mt. Islip. Angeles National Forest. 2515 Comment
  RSA239172  Mimulus moschatus Robert F. Thorne, M. Z. Thorne 1969-7-10 39369 Los Angeles San Gabriel Mts; Angeles National Forest; ca. 1 mile W of Wrightwood along Wrightwood-Big Pines Hwy. 1951 Comment
  UCR139947  Mimulus palmeri L. C. Wheeler 1963-5-25 8258 Los Angeles San Gabriel Mtns., Upper Big Tujunga Canyon at Vetter Gulch 1311 Comment
  RSA0068451  Mimulus pilosus R. G. Swinney 2010-6-23 13341 Los Angeles Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  RSA681045  Mimulus pilosus Scott D. White 2003-6-2 9443 Los Angeles Puente Hills: City of Industry, just northwest of SR 60 / SR 57 freeway at Grand Ave. exit. 183 Comment
  JEPS23211  Mimulus pilosus Rimo Bacigalupi with Reino Alava 1958-7-20 6415 Los Angeles about 1 mi w Cedar Spring (n face of ridge, upper slopes of canyon); San Gabriel Mts., Angeles Nat. Forest, Kratka Ridge, Little 2072 Comment
  RSA512032  Minuartia douglasii L. C. Wheeler 1967-5-18 9633 Los Angeles Angeles National Forest; Placerita Canyon. 518 Comment
  RSA729790  Minuartia douglasii R. G. Swinney 1998-6-16 6977 Los Angeles San Gabriel Mtns.: ridge c. 400 m SE of summit of Lookout (Antonio) Mtn. 1854 Comment
  POM9657  Minuartia douglasii P. A. Munz 1920-2-24 3242 Los Angeles 3 miles north of Claremont at base of foothills. Comment
  SEINET3167811  Mirabilis californica O. Mistretta, C. Mistretta 2008-4-30 2572 Los Angeles Transverse Ranges; Liebre Mountains region: Southern California Edison transmission line corridor (Segment 5, structure 24 per TRTP survey, 2008) in the vicinity of Ritter Ridge, S side of Antelope Valley, directly NW of Godde Hill Rd. UTM Zone 11S 1077 Comment
  SEINET3167816  Mirabilis laevis Robert F. Thorne 1968-4-28 37483 Los Angeles Santa Barbara Island: sunny, floriferous, S-facing slope of high bluff on E side of ebayment of Cat Canyon 69 Comment
  UCR271910  Mirabilis laevis R. G. Swinney 2010-4-30 12475 Los Angeles San Gabriel Mts., Near Sylmar, Wilson Canyon Park, northern-most of the two east forks of Wilson Cyn., from the mouth of cyn. at Wilson Debris Basin to 0.3 miles up (east) canyon 482 Comment
  RSA545283  Mirabilis laevis D. Propst, Mark Hoefs 1973-3-3 42 Los Angeles Road just above Escondido, Santa Catalina Island. 244 Comment
  RSA0127622  Mirabilis laevis var. crassifolia Richard G. Swinney 2014-4-23 16150 Los Angeles San Gabriel Mountains/Mojave Desert; east of Valyermo, 3.1 miles south of Hwy.138 on Bobs Gap Rd. (165th St. E.), 100-400 m west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains. 1232 Comment
  RSA464641  Mirabilis laevis var. crassifolia F. R. Fosberg 1931-3-18 S 4293 Los Angeles Hamilton Canyon, Santa Catalina Island. 10 Comment
  UC212964  Mirabilis laevis var. crassifolia S. B. Parish 1919-4-19 19257 Los Angeles Lone Hill; near San Dimas Comment
  RSA0027967  Mirabilis laevis var. crassifolia Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 123 Los Angeles San Clemente Island. Comment
  RSA464655  Mirabilis laevis var. crassifolia Thomas Moore 1947-4-15 9 Los Angeles Foothills of Santa Monica Mtns. near UCLA campus. Comment
  RSA578715  Monardella exilis Tim S. Ross 1994-5-1 7607 Los Angeles Southwestern Mojave Desert: open desert, ca 1740 m S of Black Butte and 1000m W of Three Sisters Buttes. 945 Comment
  RSA771486  Monardella hypoleuca subsp. hypoleuca Mark A. Elvin, Adam Clause 2008-5-30 5972 Los Angeles Santa Ynez Canyon, c. 300 m north of Ver de La Montura Rd. Comment
  RSA29720  Monardella lanceolata var. lanceolata Louis C. Wheeler 1932-6-4 797 Los Angeles San Gabriel Wash at Arrow Hwy. 107 Comment
  RSA573709  Monardella linoides subsp. stricta Tim S. Ross 1990-8-17 3146 Los Angeles Upper Big Rock Creek, 120-200m N of Icy Springs 1726 Comment
  CHSC99837  Mucronea perfoliata LeRoy Gross 2005-5-3 2216 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. T4N, 5N R9W, 10W S6, 1,31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31. 1119 Comment
  UCR14234  Mucronea perfoliata Saul Frommer 1966-4-23 s.n. Los Angeles Road to Little Rock Dam south of Hwy 138 932 Comment
  RSA597985  Muhlenbergia microsperma L. Raz, Orlando Mistretta, M. Wall 1997-3-16 70 Los Angeles Santa Catalina Island. Avalon Canyon via 'Divide Trail', northeast of the Wrigley Botanical Garden. 183 Comment
  RSA739661  Muhlenbergia microsperma John Dittes 2006-6-4 1393 Los Angeles Western Transverse Range, Simi Hills, N of Santa Susana Raod, 2.3 ir miles NW of chatsworth Highchool, 0.9 air mile W of Topanga Blvd, 0.8 air mile ENE of Santa Susana Pass 381 Comment
  RSA403575  Muhlenbergia microsperma Anstruther Davidson 1890-05 s.n. Los Angeles [no locality information provided] Comment
  POM294690  Muilla maritima Lyman Benson 1945-5-11 11708 Los Angeles Canyon below Johnson's Pasture, Claremont. San Gabriel Mountains, Pacific Slope drainage. 549 Comment
  SBBG42161  Munzothamnus blairii M. B. Dunkle 1939-11-24 7353 Los Angeles SE rim above Mosquito Harbor Comment
  SEINET11261146  Myoporum laetum Timothy S. Ross 1992-3-28 6058 Los Angeles Palos Verdes Peninsula. Rancho Palos Verdes, lower Altamira Canyon (first small canyon NW of Portugeuse Point). San Pedro USGS 7.5' quad.; 0 15 Comment
  UCD124802  Myoporum laetum B. Pitzer 1996-5-5 2871 Los Angeles Palos Verdes Peninsula; Palos Verdes Hills, San Pedro Navel Fuel Depot, at Pedro Hill. 409 Comment
  RSA0037414  Myriophyllum R. G. Swinney 2010-9-1 13644 Los Angeles San Gabriel Mountains/Verdugo Mountains: Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds. 341 Comment
  RSA458026  Myriophyllum aquaticum Anstruther Davidson 1912-07 s.n. Los Angeles In ditch at Hynes. Comment
  UCR150608  Nama californica R. G. Swinney 1999-6-21 7370 Los Angeles San Gabriel Mtns., Big John Flat 1671 Comment
  RSA0043154  Nama californica Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  PASA2103  Nama demissa Margaret Stason 1930-5-18 Los Angeles Lovejoy Buttes Comment
  UCD87425  Nassella cernua Agnes Chase 1910-4-12 812 Los Angeles Playa del Rey. Comment
  CAS-BOT-BC259914  Nassella lepida Dr. H. E. Hasse 1888-5-1 s.n. Los Angeles Ostrich Farm Comment
  UCSB478  Nassella lepida Ilch, D.; Gleason, C. 1933-5-29 Los Angeles San Dimas SRE Plot 304 - Block 28F; Angeles Forest Comment
  SBBG95171  Navarretia hamata M. B. Dunkle 1928-5-12 1920 Los Angeles Empire Landing Comment
  UC1008716  Navarretia hamata Kay H. Beach 1943-7-24 1878 Los Angeles Tanbark Flat, near Lysimeters San Dimas Experimental Forest Comment
  CATA1373  Navarretia hamata subsp. leptantha Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2495 Los Angeles Santa Catalina Island: Upper Bulrush Reservoir 292 Comment
  RSA0091869  Navarretia hamata subsp. leptantha Steven A. Junak, Ralph N. Philbrick 2001-5-17 SCa- 1526 Los Angeles Santa Catalina Island. E of Little Harbor, near Sheep Chute Ridge Road, ca. 0.4 mile from intersection with Little Harbor Road, overlooking Campo Blanco Canyon. 97 Comment
  UC310845  Nemacladus ramosissimus Philip A. Munz 1925-4-23 9435 Los Angeles San Gabriel Canyon 487 Comment
  UCR186487  Nemophila menziesii T. B. Salvato 2007-4-27 2094 Los Angeles Tehachapi Mountains Foothills, Bronco Canyon, c. 0.5 mi above confluence with Pescado Creek 1098 Comment
  RSA421307  Nemophila menziesii Geo. L. Moxley 1917-4-1 728 Los Angeles Upper Aliso Canyon, Santa Susana Mts. Comment
  UCSB10525  Nemophila menziesii Youngberg, Florence 1937-04 Los Angeles Puddingstone; near San Dimas Comment
  SD253470  Nemophila spatulata R. G. Swinney 2011-5-19 14774 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 miles SSE of junction of Colby Ranch Road and FS Road 3N19, upper Big Tujunga Canyon, south side of Coldwater Canyon creek (Chilao Flat 7.5'Q) 1073 Comment
  UCR281291  Nerium oleander R. G. Swinney 2014-5-8 16467 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  CAS-BOT-BC231563  Nicotiana glauca Nancy Ryan Zabriskie; Walter Zabriskie 1971-10-30 461 Los Angeles North side of bridge, Mission St. east of Garfield Ave., So. Pasadena Comment
  LA34717  Nicotiana glauca Mary V. Hood; 1939-4-28 36- 3 Los Angeles San Gabriel Mountains, San Francisquito Canyon, near sign of National Forest 335 Comment
  UCSB33687  Nicotiana glauca Miller, Brian 1960-6-24 Los Angeles Devil's Gate Dam; San Gabriel Mountains 457 Comment
  SEINET10917757  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3973 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  CAS-BOT-BC7273  Notholaena californica Louis Cutter Wheeler 1932-6-26 878 Los Angeles San Gabriel Canyon, San Gabriel Mts. 304 Comment
  CAS-BOT-BC516036  Nothoscordum bivalve Grace Cole Fleischman 1951-6-3 s.n. Los Angeles Garden of G.C. Fleishman; Pasadena Comment
  UC1341222  Oenanthe sarmentosa Joseph Andorfer Ewan 1932-6-28 7521 Los Angeles Los Angeles R. at Los Feliz Bridge; Los Angeles R. Comment
  UCR180373  Oenothera californica subsp. californica Scott D. White, Pam Devries 2006-5-9 11396 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy and SW of Gorman Post Road 1098 Comment
  UC1007161  Oenothera elata subsp. hookeri Philip A. Munz 1935-9-22 14006 Los Angeles Claremont Comment
  RSA768213  Oenothera rosea Justin M. Wood 2010-4-12 1461 Los Angeles City of Claremont: Metrolink train station, just W of College Ave. Comment
  SEINET9037782 Image available Opuntia M. A. Baker, Michelle Cloud-Hughes 2015-1 18408 Los Angeles Claremont, 300m south of the SE base of Indian Hill 402 Comment
  RSA459622  Opuntia basilaris Ora M. Clark 1929-3-30 1911 Los Angeles W. Lancaster. Comment
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Apr 10 2012
  POM317748  Opuntia ficus-indica David Walkington 1963-6-20 183 Los Angeles Southwest of Walnut Ave., 0.2 mi N of Puddingstone Rd., San Dimas. 305 Comment
  POM288131  Opuntia littoralis David Griffiths 1908-8-21 9491 Los Angeles San Pedro. Comment
  SD236254  Opuntia littoralis V. Soza, LeRoy Gross 2001-5-22 1241 Los Angeles Transvere Ranges, San Gabriel Mountains region: Morgan Fire 2000 area, between Morgan and Wildwood Canyons, just above Ferguson Motorway (Less than 100 feet above) (Glendora). 487 Comment
  UCR146419  Opuntia littoralis L. C. Wheeler 1967-7-6 9920 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  SEINET10881678  Opuntia parryi Joseph A. Ewan 1937-8-23 Ewan 11061 Los Angeles dry wash, Tujunga Canyon near its mouth. Comment
  UCR96018  Oreonana vestita R. G. Swinney 1995-8-28 4473 Los Angeles San Gabriel Mtns., West Mt. Baldy summit 3043 Comment
  RSA756136  Orobanche bulbosa Orlando Mistretta, Christine Mistretta 2008-4-23 2528 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Structure 61 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1143 Comment
  UCR223646  Orobanche californica R. G. Swinney 2009-6-24 11262 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  RSA0020702  Orobanche fasciculata Steve Boyd, Lauren Raz 1997-5-1 9673 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  RSA0103471  Orobanche fasciculata R. G. Swinney 2011-5-10 14650 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, along Ecology Loop Trail from Nature Center to 0.65 miles to the east 488 Comment
  SBBG41310  Orobanche fasciculata M. R. Benedict 1970-6-29 Los Angeles head of Sweetwater Cyn, near crest of ridge between upper Cape Cyn and upper Sweetwater Cyn Comment
  UCR271656  Orobanche fasciculata R. G. Swinney 2011-5-12 14688 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  RSA0070934  Orobanche fasciculata F. R. Fosberg, J. Ewan 1931-8-12 4889 Los Angeles Summit Mount Islip. San Gabriel Mts. 2499 Comment
  CATA1772  Orobanche parishii subsp. brachyloba Benjamin E. Carter, Amy Catalano, John R. Clark 2012-8-2 6912 Los Angeles Santa Catalina Island: Wild Boar Gully 100 Comment
  LA104167  Orobanche uniflora David Hollombe; 1985-4-18 sn Los Angeles 140 Comment
  RSA3557  Orthocarpus purpurascens Carl B. Wolf 1932-5-9 3501 Los Angeles Santa Catalina Island. Hillside N. W. of W.m.[William] Wrigley Jr. Home, Avalon. 122 Comment
  RSA555359  Orthocarpus purpurascens var. ornatus D. Charlton 1991-5-18 5183 Los Angeles Piute Ponds, Edwards Air Force Base. Old Homestead road just east of ponds, south of Rosamond Dry Lakebed. 701 Comment
  LA50662  Oxalis californica Carl Epling; 1931-5-2 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  OBI53599  Oxalis corniculata A. C. Sanders 1987-7-22 7176 Los Angeles El Segundo Dunes, immed W of L.A. International Airport & Pershing Dr, E of Vista Del Mar Blvd 30 Comment
  POM353439  Oxalis corniculata Edwin Kline 1924-6-3 s.n. Los Angeles Los Angeles. Comment
  UCSB16241  Oxalis pes-caprae Van Scoyoc, Dave 1963-5-18 Los Angeles Along roadside of Ardmore Ave., .1 mile north of First Place, Hermosa Beach Comment
  SD39352  Oxalis valdiviensis Edith A. Purer 1931-2-15 71 Los Angeles Open field Comment
  UCR275521  Oxytheca caryophylloides D. E. Bramlet 2011-9-21 4953 Los Angeles San Gabriel Mountains, Pacifico Mountain 2163 Comment
  CAS-BOT-BC413305  Oxytheca perfoliata Mrs. H. C. Cantelow 1935-3-22 695 Los Angeles Mojave Desert. bet. Del Sur and Palmdale Comment
  RSA698758  Oxytheca trilobata LeRoy Gross, P. Morton 2004-6-10 1368 Los Angeles East end of the main crest; (Road surveys for the Angeles National Forest, road 7N23) Traveled from east to west [west to east] from the junction with Atmore Meadows road (7N19) along Sawmill Mountain to Burnt Peak road (7N23A) 1432 Comment
  UCR223234  Oxytheca trilobata R. G. Swinney 2009-5-27 10878 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  RSA473133  Packera breweri Anstruther Davidson 1895-5-3 s.n. Los Angeles Gorman Station Comment
  JEPS22764  Packera ionophylla Rimo Bacigalupi with Reino Alava 1958-7-20 6423 Los Angeles about 1.0 mi w Cedar Spring (n face of ridge, upper slopes of canyon); San Gabriel Mts, Angeles NF, Kratka Ridge, Little Rock Creek 2072 Comment
  CAS-BOT-BC121174  Paeonia californica M. E. Jones 1882-5-3 2615 Los Angeles Pasadena Comment
  LA200736  Papaver californicum Unknown; 1927-5-14 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  POM171349  Papaver californicum Marcus E. Jones 1928-5-3 s.n. Los Angeles Santa Maria Comment
  HSC101336  Parietaria hespera R. G. Swinney 2009-3-28 10214 Los Angeles Transverse Range, San Gabriel Mtns.: Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 378 Comment
  RSA448014  Parietaria hespera var. hespera M. B. Dunkle 1939-4-3 7223 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  RSA482384  Paspalum dilatatum Richard Noyes 1988-8-24 636 Los Angeles Claremont. Intersection of Mills Ave. and Baseline Ave. Comment
  UCR93943  Passiflora caerulea B. G. Pitzer, Paul Gomez 1996-4-28 2746 Los Angeles Los Angeles Basin, Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue Comment
  CATA3297  Pectocarya linearis subsp. ferocula Amy Catalano, Jen Dreizehn 2017-3-16 014 Los Angeles Santa Catalina Island: About 70 m N of Empire Landing Rd., across road from Buffalo Springs Reservoirs 452 Comment
  LA40175  Pectocarya linearis subsp. ferocula A. M. Johnson; 1932-3-12 3849 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  RSA0010523  Pectocarya linearis subsp. ferocula LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6800 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA213357  Pectocarya linearis subsp. ferocula Reid V. Moran 1941-3-11 698 Los Angeles Ridge north of Middle Ranch, Santa Catalina Island Comment
  UCR220248  Pectocarya setosa R. G. Swinney 2009-4-28 10515 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  UCR272855  Pedicularis semibarbata R. G. Swinney 2011-8-5 15590 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  SBBG20544  Pellaea andromedifolia E. R. Blakley 1963-12-7 6351 Los Angeles cyn between Pyramid Head and Cove, S of Triangulation Pt Guds 30 Comment
  LA212164  Pellaea andromedifolia A. L. Haines; 1937-4-15 s.n. Los Angeles SAN GABRIEL MOUNTAINS, Santa Anita Canyon. 457 Comment
  CAS-BOT-BC71341  Pellaea mucronata Le Roy Abrams 1901-4-8 1417 Los Angeles Verdugo Hills Comment
  SEINET6626522  Pellaea mucronata G. B. Grant, W. Wheeler 1904-1 920 /6194 Los Angeles Santa Catalina Island, off southern California Comment
  RSA653522  Pennisetum setaceum LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 284 Los Angeles Verdugo Mountains: Chandler Fire Road, above locked gate at corners of Olivia Terrace and Edmore Street, Sun Valley. 365 Comment
  RSA412436  Penstemon centranthifolius Robert M. Perkins 1936-4-3 164 Los Angeles San Gabriel Canyon. Comment
  RSA649975  Penstemon centranthifolius Marion P. Harthill 1972-4-1 632 Los Angeles Mt. Wilson. Comment
  UCR223306  Penstemon grinnellii R. G. Swinney 2009-7-29 11411 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  RSA172239  Penstemon grinnellii var. scrophularioides Robert F. Thorne 1963-7-11 32788 Los Angeles Near junction of road to Upper Shake Campground and Lake Hughes-Gorman road, Angeles National Forest. Comment
  OBI78717  Penstemon heterophyllus Jill M. Bushakra, with John Bushakra 2001-6-2 113 Los Angeles Pine Canyon, Pine Canyon and Schaffer Roads. 762 Comment
  UCR136922  Penstemon heterophyllus B. C. Templeton 1930-5-27 1404 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive northwest of Hollywood 600 Comment
  RSA0085080  Penstemon heterophyllus var. heterophyllus R. M. Straw 1953-5-9 426 Los Angeles Head of San Dimas Canyon, San Gabriel Mountains. 1250 Comment
  SFV18197  Penstemon laetus P. Wilson, S. Kimball, L. Malessa (1) 2000-6-12 s. n. Los Angeles San Gabriel Mountains Millard Canyon, north of Altadena. 1400 Comment
  RSA573695  Penstemon rostriflorus Tim S. Ross 1990-8-17 3183 Los Angeles San Gabriel Mountains: S side of Prairie Fork, near spring in draw just S of Camp Lupine. 2024 Comment
  SEINET5330066 Image available Penstemon speciosus G. B. Grant 926 Los Angeles collected at Pasadena; Comment
  POM306269  Penstemon spectabilis Henry J. Ramsey, Henry J. Ramsey 1938-5-22 1410 Los Angeles North Craig Ave., Altadena. Comment
  RSA226542  Penstemon spectabilis C. W. Tilforth 1969-8-5 232 Los Angeles Vacant natural area N of Claremont. Comment
  RSA401898  Penstemon spectabilis Grethe Markedahl 1923-5-20 s.n. Los Angeles Los Angeles vicinity. Comment
  RSA650003  Penstemon spectabilis subsp. subviscosus K. M. Kosak 1961-4-23 s.n. Los Angeles Fish Canyon, N. Duarte Comment
  RSA0062913  Pentagramma triangularis T. S. Ross, Gery Allen, Mark Elvin, Jennifer Stone 1995-5-19 8582 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, 1070 ft NNE of the 1135-ft triangulation point. 243 Comment
  RSA0066310  Pentagramma triangularis R. F. Thorne, C. W. Tilforth 1971-4-9 41522 Los Angeles San Gabriel Mountains, Angeles National Forest: San Dimas Canyon. 427 Comment
  CAS-BOT-BC71663  Pentagramma triangularis subsp. triangularis Tim Ross; Steve Boyd 1991-4-25 4581 Los Angeles San Gabriel Mtns: Steep slope dropping S from Doe Flat toward Graveyard Canyon 792 Comment
  RSA687384  Pentagramma triangularis subsp. triangularis B. C. Templeton 1947-5-21 6264 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  LA90262  Perideridia parishii subsp. latifolia F. R. Fosberg; Joseph Andorfer Ewan 1931-8-13 5585 Los Angeles San Gabriel Mountains, Mt. Islip, Cienega 0.5 mi. w. Windy Camp 701 Comment
  RSA509705  Perideridia parishii subsp. latifolia L. C. Wheeler 1967-8-2 10313 Los Angeles Angeles National Forest; Sulphur Spring 1585 Comment
  RSA781816  Perideridia parishii subsp. latifolia R. G. Swinney 2009-7-22 11364 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 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
  OBI34890  Peritoma arborea David J. Keil 1983-8-23 17865 Los Angeles Just W of Leo Carillo State beach along hwy 1 ca. 1 mi E of Ventura County line Comment
  SBBG70205  Peritoma arborea R. Hoffmann 1925-5-17 Los Angeles Neenach Comment
  SBBG96788  Peritoma arborea T. Ross, S. Boyd 1990-6-6 2883 Los Angeles W of Piru Ponds 644 Comment
  LA200260  Perityle emoryi Virginia Mars; 1951-4-7 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  RSA0072144  Petalonyx thurberi Orlando Mistretta, Mike Hammitt 1991-4-16 s.n. Los Angeles Bee Canyon. 582 Comment
  UCR256925  Petunia parviflora D. E. Bramlet, Robt. L. Allen 2011-5-24 4848 Los Angeles Coastal Plains and Basins; Los Angeles Basin, Whittier Narrows Recreation Area, east shoreline of the middle Legg Lake, 326 m west of Santa Anita Ave., 570 m south of 60 freeway 64 Comment
  RSA702164  Phacelia brachyloba Michael Honer 2004-6-22 1995 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  LA85582  Phacelia cicutaria var. hispida Elizabeth McClintock; 1945-5-1 sn Los Angeles SANTA MONICA MOUNTAINS, Dry Canyon-Cold Creek Road. Comment
  RSA600482  Phacelia cicutaria var. hispida Steve Boyd, Lauren Raz 1997-4-30 9600 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  UCR252727  Phacelia cicutaria var. hispida R. G. Swinney 2010-5-29 13418 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  UCR281707  Phacelia cicutaria var. hispida B. C. Templeton 1939-4-26 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Huntington Palisades [neighborhood in Pacific Palisades] Comment
  RSA427653  Phacelia cicutaria var. hispida Edwin Kline 1925-4-26 s.n. Los Angeles Arroyo Seco, San Gabriel Mountains. Comment
  UCR194563  Phacelia ciliata A. C. Sanders 2008-4-25 35110 Los Angeles Transverse Range; Western San Gabriel Mtns., hill slopes c. 0.8 mi. NE of old La Liebre Ranch, 0-0.3 mi. south of Hwy 138 970 Comment
  POM145306  Phacelia curvipes J. B. Feudge 1925-5-25 1217 Los Angeles Big Pines 2088 Comment
  RSA74727  Phacelia davidsonii F. W. Peirson 1908-4-20 968 Los Angeles Mt Wilson. 1738 Comment
  UC107360  Phacelia davidsonii A. J. McClatchie 1896-5-25 Los Angeles Wilson's Peak Comment
  UC1929529  Phacelia davidsonii Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1676 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. 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
  UCR177535  Phacelia distans LeRoy Gross 2005-4-28 2155 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  UCR205617  Phacelia distans R. G. Swinney 2008-5-12 8839 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
  RSA426231  Phacelia distans Robin S. Collins 1973-5-15 276 Los Angeles Trail Canyon, within 1 mile of beginning of pack trail 671 Comment
  UC56217  Phacelia distans H. M. Hall Apr. 1903 3781 Los Angeles Playa del Rey, near Los Angeles Comment
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Apr 25 2016
  RSA0039199  Phacelia douglasii Alton Clare 1929-4-10 s.n. Los Angeles Verdugo Hills near Glendale. Comment
  UCR265022  Phacelia egena Mitch Provance, Callen Huff 2009-4-28 10670 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  RSA426158  Phacelia fremontii Robert Gustafson, Gary D. Wallace 1982-4-26 2517 Los Angeles Mojave Desert, Fort Tejon Road, about 1 mile W of the junction of 121st St. 1006 Comment
  POM298634  Phacelia fremontii Lincoln Constance 1941-4-10 2801 Los Angeles Antelope Valley, 1.5 miles W of Lancaster. 412 Comment
  UCR275312  Phacelia grandiflora Mia Rochford 2016-4-24 07 Los Angeles Santa Monica Mountains, Westridge-Canyonback Wilderness Park, just off trail on rocky hillside Comment
  RSA0112068  Phacelia grandiflora Steven A. Junak 2000-5-18 SCa- 1290 Los Angeles Santa Catalina Island. Above Goat Harbor. 356 Comment
  SBBG16965  Phacelia imbricata K. A. Wilson 1962-5-12 1277 Los Angeles Devil's Punch Bowl Trail Comment
  SEINET3246003  Phacelia imbricata R. G. Swinney 2009-1 10834 Los Angeles Transverse Range; San Gabriel Mtns.: Pechner Canyon, SE of community of Juniper Hills. 446 Comment
  UCR189733  Phacelia imbricata R. G. Swinney 1998-7-10 6381 Los Angeles San Gabriel Mtns., SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2 2250 Comment
  RSA428015  Phacelia imbricata subsp. imbricata Robert Gustafson 1978-6-1 985 Los Angeles Off dirt road leading into Hungry Valley, ca. .4 mile west from the junction with the 2-lane paved Peace Valley Rd., west of Gorman. 1250 Comment
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Apr 26 2012
  RSA584594  Phacelia imbricata subsp. imbricata Tim S. Ross 1993-5-26 7315 Los Angeles W end of San Gabriel Mountains, Santa Clara Road (USFS) between Wilson Canyon Saddle on May Canyon Saddle; N slope of the 3834-foot peak NW of May Canyon Saddle. 1097 Comment
  RSA602247  Phacelia imbricata subsp. imbricata R. S. Woglum 1937-7-17 833 Los Angeles North Fork of San Gabriel River. Comment
  UC191994  Phacelia lemmonii Samuel B. Parish June 1887 1880 Los Angeles Rock Creek Comment
  RSA428044  Phacelia longipes L. E. Hoffman 1931-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  UCR206163  Phacelia longipes R. G. Swinney 2008-6-2 8918 Los Angeles San Gabriel Mtns., San Gabriel Canyon, 0.3 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
  SD85034  Phacelia lyonii E. R. Blakely 1962-6-9 5206 Los Angeles San Clemente Island, 2.5 miles north of China Point, canyon west of road 213 Comment
  CAS-BOT-BC482461  Phacelia minor R. G. Swinney 2010-4-20 12287 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2--0.4 mi N of Gavina Ave., near E end of Wallabi Ave. 433 Comment
  RSA675867  Phacelia minor LeRoy Gross 2003-3-7 765 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 564 Comment
  SFV12414  Phacelia minor D. L. Koutnik, J. G. Cuti 1978-4-12 338 Los Angeles Verdugo Mountains South of La Tuna Canyon Road. 579 Comment
  UC1587616  Phacelia minor Tim Ross 1991-4-21 4523 Los Angeles just sw old water tank; Whittier Hills (Puente Hills, pro parte), Middle Turnbull Ca 219 Comment
  HSC31662  Phacelia tanacetifolia Thomas E. Higley 1974-4-20 26 Los Angeles 20 mi. NE of Azusa along the E Fork of the San Gabriel River Trail 457 Comment
  RSA0055022  Phacelia tanacetifolia Jim Shevock 1970-3-14 32 Los Angeles Claremont. 518 Comment
  RSA682580  Phacelia tanacetifolia Amber Maurice, Laura Hoglin, Sylvia Rivera 2003-4-24 s.n. Los Angeles Gorman Pass, Tejon Ranch. Comment
  SD232150  Phalaris aquatica V. Soza, Leroy Gross 2001-5-22 1234 Los Angeles Transverse Ranges, San Gabriel Mountains region: Morgan Fire 2000 area, between Morgan and Sycamore Canyons, at end of old fire road west of Sycamore Flat Motorway (FS Road 1N15) 715 Comment
  CAS-BOT-BC259054  Phalaris lemmonii LeRoy Abrams 1903-4-9 3234 Los Angeles Inglewood Comment
  RSA251542  Phalaris lemmonii R. F. Thorne 1973-4-12 42957 Los Angeles San Clemente Island, south of Pyramid Cove near Silver Mine, bottom of old bomb crater. 30 Comment
  UCD88893  Phalaris lemmonii Beecher Crampton 1963-5-8 6795 Los Angeles Los Angeles. N of Gardena, Rosecrans Ave, just W of its junction with Western Ave. Comment
  SBBG17809  Phalaris minor P. H. Raven 1962-7-11 17993 Los Angeles upper reaches of cyn N of Nanny, NE of Lemon Tank Comment
  RSA724987  Phalaris paradoxa K. Dobry 1991-6-13 d- 863 Los Angeles Thousand Oaks Simi Hills on slopes of Metclef ridge. 1/2 mi N. of Olsen Rd off Moorpark Rd. Comment
  UCR125383  Phlox gracilis A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25726 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
  RSA435567  Pholisma arenarium Bonnie C. Templeton 1938-5-7 6324 Los Angeles Near Little Rock, Los Angeles county. Comment
  UC1537541  Pholistoma membranaceum Gordon H. True Jr. 1935-3-5 45 Los Angeles 4 mi. s. Palmdale 944 Comment
  UCR60535  Pholistoma membranaceum R. F. Thorne, W. Wisura, S. Granger, Pamela Burton 1982-4-20 54999 Los Angeles San Gabriel Mountains, grassy slopes above Little Rock Creek, below dams 976 Comment
  UC848879  Phoradendron macrophyllum Marcus E. Jones, A. M. 1882-2-27 Los Angeles Pasadena Comment
  POM354329  Phoradendron villosum Anstruther Davidson 1892-7-4 s.n. Los Angeles Acton. Comment
  RSA434514  Phyla nodiflora F. R. Fosberg 1931-7-14 S- 5414 Los Angeles Santa Catalina Island. Avalon. 20 Comment
  RSA683033  Phyllospadix torreyi E. Yale Dawson 1948-12-1 5694 Los Angeles Santa Catalina Island. On SE side of Catalina Harbor, at the isthmus. Comment
  SD90571  Phyllospadix torreyi Robert F. Thorne 1970-3-5 39369 Los Angeles Santa Catalina Island; wave-washed rocky shore-line at dead-low tide, Catalina Harbor at Isthmus 0 Comment
  RSA683977  Phyllospadix torreyi E. Yale Dawson 1957-7-1 17267 Los Angeles Malibu Beach at Latigo Shore Road. Station # 19. Comment
  LA33800  Pickeringia montana subsp. montana Henry J. Thompson; 1959-5-24 2016 Los Angeles Santa Monica Mountains, 1.4 mi E of Saddle Peak along road from Saddle Peak to Topanga Canyon 731 Comment
  UCR172739  Pinus halepensis Sandra Murcia, Gregg Miller 2006-3-10 s.n. Los Angeles South Coast, Palos Verdes Peninsula, NW corner of the intersection of Crestridge Road and Crenshaw Boulevard in the city of Rancho Palos Verdes 366 Comment
  UCR256213  Pinus lambertiana R. G. Swinney 2010-9-21 13849 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  CAS-BOT-BC78865  Pinus monophylla Geo. B. Grant 1904-6-26 5315 Los Angeles Mt. Lome 1828 Comment
  RSA384366  Pinus monophylla B. C. Templeton 1956-4-21 7686 Los Angeles Along Road to Big Pines Park, above Yermo [Valyermo??]. Comment
  UC400306  Pinus torreyana H. A. E. Marshall and M. B. Elliott 1911-2-11 Los Angeles Soledad Mt. Soledad Mt. (n spur, overlooking mouth of Soledad Canyon) Comment
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Dec 22 2014
  CATA3108  Piperia cooperi Amy Catalano 2016-5-18 112 Los Angeles Santa Catalina Island: Along Middle Ranch Road, about 300 meters east of fruit orchard, on south side of road 235 Comment
  RSA535327  Piptatherum miliaceum Timothy S. Ross 1991-5-20 5358 Los Angeles San Clemente Island, uppermost reaches of the Wilson Cove Canyon drainage; 3300 ft. NW of the 750 ft BM 142 Comment
  RSA595805  Piptatherum miliaceum Lauren Raz, Steve Boyd 1996-10-23 61 Los Angeles Liebre Mountains. Cienega Campground. Ca. four miles along Forest Service Road 6N32 from saddle between Warm Springs and Fish Canyon 670 Comment
  UCR50865  Piptatherum miliaceum A. C. Sanders 1988-5-18 7839 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  SEINET12275837  Plagiobothrys arizonicus J. F. Bright, Wyman, C. 1933-1 8289 Los Angeles Tehachapi Mountains Comment
  UCR258944  Plagiobothrys canescens R. G. Swinney 2010-2-27 11757 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  RSA188330  Plagiobothrys canescens var. catalinensis R. F. Thorne, M. Z. Thorne 1966-5-31 36424 Los Angeles Santa Catalina Island: along bare rocky ridge running S from Orizabe Mt. 579 Comment
  UC78066  Plagiobothrys canescens var. catalinensis T. S. Brandegee May 1890 Los Angeles Santa Catalina Island Comment
  SBBG63884  Plagiobothrys nothofulvus M. N. Ackley -Feb-1929 63 Los Angeles Eagle Rock 304 Comment
  SBBG108190  Plantago coronopus S. L. Crockett 1997-4-2 650 Los Angeles point above Empire Landing Quarry site, ca. 0.25 mi N of Empire Landing Rd, from point 2.4 mi from jct with Airport Rd 240 Comment
  UCSC011206  Plantago erecta Adam Searcy 2015-2-10 66 Los Angeles Val Verde Comment
  POM93634  Plantago erecta Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  RSA0092861  Plantago erecta Steven A. Junak, Mark Hoefs, Sara L. Crockett 1997-3-27 SCa- 354 Los Angeles Santa Catalina Island: Upper part of Cape Canyon drainage, ca. 0.65 miles SW of Black Jack Peak. 396 Comment
  UCR261351  Plantago indica R. G. Swinney 2010-6-29 13382 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake 308 Comment
  UCR129505  Plantago lanceolata A. C. Sanders, Mark Elvin 2002-6-20 25236 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  UCR271724  Plantago lanceolata R. G. Swinney 2011-3-26 14208 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  CHSC83654  Plantago major John Dittes 1990-6-7 80 Los Angeles Transverse Range; San Gabriel Mts., Canyon of Big Tujunga Creek; ca. 1.2 air miles northeast of dam. 922 Comment
  IRVC27019  Plantago major Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-13 2994 Los Angeles S side of the Santa Clara River, ca 200 m upstream from the mouth of Potrero Creek Santa Clarita Valley 274 Comment
  LA33807  Platanus racemosa Henry J. Thompson; 1959-3-14 1862 Los Angeles Santa Monica Mountains, San Nicholas Canyon, Pacific Coast Hwy 1 mi W of Decker Canyon Rd 30 Comment
  RSA0092471  Platanus racemosa R. G. Swinney 2011-10-27 15913 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 649 Comment
  RSA0073590  Platystemon californicus Orlando Mistretta, Christine Mistretta 2005-4-21 2064 Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  HSC16793  Platystemon californicus C. S. Apperson 1966-5-2 Los Angeles 6 mi. from Gorman, E on Hwy. 138 Comment
  LA206267  Platystemon californicus Carl Epling; May 1927 sn Los Angeles Tehachapi Mountains Comment
  RSA751409  Plecostachys serpyllifolia R. E. Riefner Jr. 2009-6-9 09 -113 Los Angeles City of Malibu, ca. 0.25 mi W La Piedra State Beach. 3 Comment
  UCR222651  Plecostachys serpyllifolia R. E. Riefner Jr. 2008-12-27 08- 385 Los Angeles South Coast, city of Malibu, ocean bluff west of El Matador State Park 6 Comment
  LA200880  Plectritis ciliosa Louis C. Wheeler; 1932-3-26 537 Los Angeles San Jose Hills, Puddingstone Dam 274 Comment
  POM214589  Plectritis ciliosa subsp. insignis Louis C. Wheeler 1934-3-24 2472 Los Angeles Liveoak Canyon, San Gabriel Mts. 488 Comment
  RSA623773  Poa annua K. Scott 1921-2-8 s.n. Los Angeles Campus, Occidental College, Highland Park Comment
  SEINET10517050  Poa annua David B. Dunn 1948-2-26 Dunn 3697 a Los Angeles Collected in orchard forming a nearly complete ground cover. Calif. State Polytechnic campus, 3 1/2 mi SW of San Dimas. Clay soil. Comment
  RSA484231  Poa bulbosa Robert Gustafson 1978-5-2 889 Los Angeles Dirt road leading into Hungry Valley .1 mile from the junction with the 2-lane paved Peace Valley Rd., west of Gorman. 1249 Comment
  RSA679196  Poa bulbosa Michael Denslow, LeRoy Gross 2003-5-12 1144 Los Angeles Along Rincon Red Box Road (2N24.1) near intersection with Valley Forge Canyon. 1250 Comment
  RSA489844  Poa pratensis D. Charlton 1986-6-15 290 Los Angeles Buckhorn Campground, San Gabriel Mountains. Creek along Buckhard trail 2134 Comment
  SEINET10921025  Poa scabrella Joseph A. Ewan 1932-6-15 Ewan 7348 Los Angeles Moist sand along drying open creek bed 1/2 mile above Horse Flats, Pine Flats Region. San Gabriel Mts. Arid transition zone. 1707 Comment
  RSA715202  Poa secunda Gary D. Wallace, M. Wallace, Z. Wallace 1982-4-24 1935 Los Angeles West of Palmdale, north end of Munz Ranch road. Comment
  RSA715216  Poa secunda Gary D. Wallace, Bob Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1951 Los Angeles Fort Tejon Road. Comment
  SEINET10522729  Poa secunda Noel H. Holmgren, Patricia K. Holmgren 1974-4-5 Holmgren 7629 Los Angeles N foothills of the San Gabriel Mountains, Portal Ridge, 13 airline mi W of Lancaster. Sandy hills vegetated mostly by Eriogonum fasciculatum; locally common. 1067 Comment
  CAS-BOT-BC236261  Poa secunda subsp. juncifolia Timothy S. Ross; Steve Boyd 1994-5-4 7672 Los Angeles Liebre Mountains. NE summit of Grass Mountain, N slopes draining toward Elizabeth Lake; S slopes toward Green Valley 1389 Comment
  RSA175356  Poa secunda var. secunda E. Crow 1930-6-29 s.n. Los Angeles Trail near Crystal Lake. Comment
  SEINET10532993  Podocarpus macrophyllus David B. Dunn 1939-10-18 Dunn UMO 46529 Los Angeles Cultivated tree near 3rd and Lafayette Los Angeles, Calif. 213 Comment
  RSA637495  Polycarpon tetraphyllum Valerie L. Soza, LeRoy Gross 1999-7-15 633 Los Angeles San Gabriel Mountains: Helispot off Mt. Wilson Trail, 2.7 miles from trailhead in Sierra Madre. 822 Comment
  RSA681051  Polycarpon tetraphyllum Scott D. White 2003-6-2 9451 Los Angeles Puente Hills: City of Industry, just northwest of SR 60 / SR 57 freeway at Grand Ave. exit. 183 Comment
  SFV21418  Polycarpon tetraphyllum L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1034 Los Angeles Verdugo Mountains South side of Verdugo Mountains. West side of Brand Canyon just a short distance above the cemetery. Shady canyon site, next to stairs that go up to an old foundation. 307 Comment
  POM122117  Polygonum arenastrum George B. Grant 1905-11-1 s.n. Los Angeles Pasadena. Comment
  UCR199991  Polygonum arenastrum Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1350 Los Angeles Transverse Ranges; Verdugo Mountains, near intersection of La Tuna Canyon and Las Barras Canyon at lower end of Hostetter Motorway 473 Comment
  RSA760612  Polygonum aviculare R. G. Swinney 2008-12-6 9967 Los Angeles Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel. 229 Comment
  UCR100622  Polygonum aviculare B. G. Pitzer 1996-5-5 2859 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  UC1713683  Polygonum aviculare subsp. aviculare D. L. Crawford 1915-7-5 Los Angeles Claremont Comment
  UCR223687  Polygonum douglasii R. G. Swinney 2009-8-25 11484 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
  UCR162507  Polygonum persicaria Anuja Parikh, Nathan Gale 2004-6-2 2023 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek 290 Comment
  RSA609756  Polygonum punctatum Louis C. Wheeler 1946-9-22 6371 Los Angeles Rosemead Blvd. and San Gabriel Blvd. Comment
  UCR208041  Polypodium californicum P. A. Munz 1923-4-9 6653 Los Angeles Channel Islands, San Clemente Island, east coast Comment
  UCSB62466  Polypodium californicum Kendall, M. 1921-1-30 Los Angeles San Jose Hills Comment
  RSA150858  Polypodium californicum P. H. Raven 1962-4-12 17329 Los Angeles San Clemente Island: canyon south of canyon below the Tomb, west side of Island 229 Comment
  RSA52497  Polypodium californicum I. L. Wiggins 1949-2-22 11965 Los Angeles hillside near north-east end of San Clemente Island 30 Comment
  UCSB62372  Polypodium californicum Kiefer, Lawrence 1967-4-9 Los Angeles San Gabriel Mtns., N of Pasadena, Upper Arroy Seco, ca. 1/2 mi up from confluence with Long Canyon 609 Comment
  UCSB62754  Polypodium californicum Kiefer, Lawrence 1963-1-1 Los Angeles San Gabriel Mtns., Hwy 39 N of Azusa 457 Comment
  RSA0021696  Polypogon australis Duncan S. Bell, Caitlin Elam 2013-6-24 5269 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  RSA0039063  Polypogon monspeliensis R. G. Swinney 2009-11-18 11656 Los Angeles 1.7 miles west of junction of Bobs Gap Rd. and Valyermo Rd., at junction of Sand Rock Creek & Valyermo Rd., S side of road 1108 Comment
  UCSB462  Polypogon monspeliensis H., J. 1934-7-3 Los Angeles San Dimas Exp. Forest; Dam no. 2, stream channel; sec 1, T 1N, R 9W 822 Comment
  UCSB70461  Polypogon monspeliensis Gross, LeRoy; Soza, Valerie 2001-6-6 Los Angeles Los Angeles Basin region: Verdugo Mountains, north side; Wildwood Fire Road off of Verdugo Mountain Way dirt fire road; Down the road (north) until you come to bottom of canyon ± shady damp area in dry canyon bed 427 Comment
  RSA385505  Polypogon viridis Robert Gustafson 1981-4-29 2212 Los Angeles Ballona Wetlands, Area 2. Comment
  CAS-BOT-BC72279  Polystichum imbricans subsp. curtum Jon Nickoloff 1973-3-1 730301 -10 Los Angeles 60' north of Mt. Wilson Trail on NE face, San Gabriel Mtns. 1036 Comment
  UCR273282  Populus fremontii R. G. Swinney 2011-10-18 15828 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
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Aug 24 2017
  SEINET923594  Portulaca oleracea Scott D. White 1997-1 4505 Los Angeles Claremont. Geneva Ave.: N of San Jose, S of Arrow Hwy; W of Indian Hill, E of Towne. 323 Comment
  UCR223547  Potentilla glandulosa R. G. Swinney 2009-6-2 11000 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  LA82103  Potentilla glandulosa subsp. glandulosa O. H. Kappler; 1941-6-5 305 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SBBG72444  Potentilla gracilis var. fastigiata Anstruther Davidson 1895-1 Los Angeles Big Rock Crk Comment
  UCD122093  Proboscidea lutea C. W. Tilforth 1969-10-25 237 Los Angeles Rancho Santa Ana Bot. Gard., Claremont. Comment
  RSA249741  Prunus fasciculata var. fasciculata Robert F. Thorne 1973-5-11 43482 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  UC1128427  Prunus ilicifolia A. D. Gifford 1935-5-8 695 Los Angeles 1 mi s of Warm Springs (Angeles National Forest); Angeles National Forest 609 Comment
  CHSC98054  Prunus ilicifolia subsp. ilicifolia LeRoy Gross 2003-3-7 780 Los Angeles Transverse Ranges: Verdugo Mountains Region: Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. A short distance from Lat. Long. 518 Comment
  RSA454130  Prunus ilicifolia subsp. ilicifolia L. E. Hoffman 1931-11-9 s.n. Los Angeles San Gabriel Mountains: Millards Canyon, Angeles National Forest. Comment
  SBBG105389  Prunus ilicifolia subsp. lyonii R. M. Beauchamp 1976-5-22 4122 Los Angeles below Lemon Tank 313 Comment
  RSA232621  Prunus lyonii Larry E. DeBuhr, Gary D. Wallace 1972-9-2 697 Los Angeles San Clemente Island: near top of the canyon from Lemon Tank on east side of Island. 366 Comment
  SEINET3840706  Prunus persica Unknown 1939-7-5 157 Los Angeles Los Angeles, Dr. Doyles garden Comment
  UC586921  Prunus virginiana var. demissa Joseph Andorfer Ewan 1934-8-5 8461 Los Angeles Prairie Fork of San Gabriel River, (over two acre area) Prairie Fork of San Gabriel River; San Gabriel Mountains, Prairie Fork of San Gabriel River 1524 Comment
  CAS-BOT-BC356562  Pseudognaphalium biolettii Reid Moran 1941-2-19 595 Los Angeles Middle Ranch, San Clemente Island Comment
  CAS-BOT-BC356565  Pseudognaphalium biolettii Le Roy Abrams 1898-1-1 s.n. Los Angeles Ballona Harbor Comment
  RSA306180  Pseudognaphalium biolettii Fay A. MacFadden 1931-4-1 2966 Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA670691  Pseudognaphalium biolettii B. C. Templeton 1968-2-25 11386 Los Angeles Near the isthmus, Santa Catalina Island. Comment
  POM358753  Pseudognaphalium biolettii Gale Sphon 1955-4-4 s.n. Los Angeles Mulholland Drive. Comment
  RSA535341  Pseudognaphalium biolettii Timothy S. Ross 1991-5-21 5379 Los Angeles San Clemente Island. Upper easterly branch of Box Canyon, affected by recent burn. Rocky drainage bottom and clay slopes. 473 Comment
  SBBG18448  Pseudognaphalium californicum E. R. Blakley 1963-4-7 5521 Los Angeles Middle Ranch Cyn, ca. 1 mi above Middle Ranch Comment
  SFV16358  Pseudognaphalium californicum anon. 1992-7-1 s. n. Los Angeles Towsley Canyon. Ed Davis County Park. 460 Comment
  CAS-BOT-BC357478  Pseudognaphalium ramosissimum P. Varnay Mar. s.n. Los Angeles Little Tejunga Canon [Tujunga Canyon] Comment
  UC1118463  Pseudognaphalium thermale L. M. Correll 1928-1-13 6 Los Angeles Head of Stoddard Canyon Angeles National Forest, Cucamonga Quad., Head of Stoddard C 1219 Comment
  CAS-BOT-BC72576  Pteridium aquilinum Geo. B. Grant 1904-5-5 6175 Los Angeles Pasadena Comment
  CAS-BOT-BC77927  Pteris vittata Louis C. Wheeler 1966-10-25 9080 Los Angeles San Gabriel Mountains: Vicinity of E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon Comment
  RSA656427  Pterostegia drymarioides Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 705 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. 579 Comment
  RSA0080552  Pyrola dentata Thekla Mohr 1915-1 1931 Los Angeles North Fork, San Gabriel River. Comment
  CAS-BOT-BC45781  Quercus Geo. B. Grant no date 6168 Los Angeles Pasadena, Oak Knoll Comment
  RSA754139  Quercus agrifolia var. agrifolia Ellen Mackey, Blake Whittiington 2006-10-24 NFWF- 1825 Los Angeles San Gabriel River main stem across from Morris Dam, CS1 402 Comment
  UCR212762  Quercus agrifolia var. agrifolia Ellen Mackey, Blake Whittington 2006-10-24 1825 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
  RSA476594  Quercus berberidifolia Bonnie C. Templeton 1931-4-29 s.n. Los Angeles Mulholland Drive Comment
  RSA655362  Quercus berberidifolia LeRoy Gross 2000-11-4 317 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way,east off La Tuna Canyon Road, Sun Valley. 366 Comment
  UC1870139  Quercus berberidifolia LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 295 Los Angeles Verdugo Mountains: Hostetter Mountainway, Near 34° 13' 37.7'' N 118° 16' 47.5'' W. Elev. 2100 Feet. 640 Comment
  RSA608900  Quercus chrysolepis Louis C. Wheeler 1931-4-8 s.n. Los Angeles San Gabriel Mountains: San Dimas Canyon. Comment
  UCR273185  Quercus chrysolepis R. G. Swinney 2011-10-25 15884 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  CAS-BOT-BC518731  Quercus durata var. gabrielensis Mitch Provance 2016-3-1 316 -23 Los Angeles San Gabriel Mountains: Altadena, lower slopes just NE of Canon Blvd. and Dev\onwood Rd. 570 Comment
  UCR271200  Quercus durata var. gabrielensis R. G. Swinney 2011-11-1 15942 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
  POM2103  Quercus engelmannii I. M. Johnston 1918-3-29 s.n. Los Angeles Lone Hill, South of Glendora 305 Comment
  SACT002129  Quercus engelmannii Herbert Copeland 1927-12-30 Los Angeles Small tree on dry hills. Comment
  POM273364  Quercus john-tuckeri Lyman Benson 1947-10-9 12837 Los Angeles 5 miles northeast [NW?] of Big Pine on Valyermo Road. San Gabriel Mt. Mojave Desert. 1677 Comment
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Mar 24 2015
  SEINET8987485  Quercus john-tuckeri Unknown 2013-1 245 Los Angeles Rancho Santa Ana Botanic Garden Comment
  UCR249899  Quercus lobata R. E. Riefner Jr. 2012-12-11 12- 595 Los Angeles Sun Valley, La Tuna Canyon, La tuna Canyon Road at Wildwood Ave. 281 Comment
  SBBG27694  Quercus pacifica R. Moran 1941-3-14 707 Los Angeles Middle Ranch 200 Comment
  SBBG30982  Quercus pacifica R. N. Philbrick 1964-6-12 B 64 -2 Los Angeles Black Pt, Lorenzo Beach area Comment
  UCSB58642  Quercus pacifica Fosberg, F. 1932-5-5 Los Angeles Hill north of Avalon, Santa Catalina Island Comment
  JEPS37661  Quercus tomentella W. L. Jepson 1908-7-13 3056 Los Angeles Catalina Island Comment
  LA92003  Quercus tomentella Peter H. Raven; 1962-5-21 17808 Los Angeles Santa Catalina Island, lower end of Pebbly Beach Canyon 91 Comment
  POM204486  Quercus tomentella P. A. Munz 1923-4-10 6693 Los Angeles San Clemente Island: deep canyon south of Lemon Tank on west coast Comment
  RSA479370  Quercus tomentella Mark Hoefs 1974-9-25 504 Los Angeles West fork of Gallagher's Canyon, Santa Catalina Island. 191 Comment
  RSA488454  Quercus tomentella Mark Hoefs 1974-9-17 536 Los Angeles Santa Catalina Island, Gallagher's Canyon- lower west fork 30 Comment
  SBBG41298  Quercus tomentella M. R. Benedict 1970-6-27 Los Angeles lower Cape Cyn about 1.5 mi above jct with Middle Cyn Comment
  UC848308  Quercus tomentella F. R. Fosberg 1931-7-16 S 5607 Los Angeles Gallagher's Canyon, right fork Santa Catalina Island 100 Comment
  UCR223586  Quercus wislizeni R. G. Swinney 2009-6-8 11067 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy 1720 Comment
  RSA477123  Quercus wislizeni var. frutescens Anstruther Davidson 1892-8-20 s.n. Los Angeles Wilson's Peak Comment
  UC1135918  Quercus wislizeni var. frutescens A. Lewis Feb 1934 256 Los Angeles Head of San Francisquito Canyon Angeles National Forest, Elizabeth Lake Quad. 1127 Comment
  UCR270637  Quercus wislizeni var. frutescens R. G. Swinney 2011-6-15 15167 Los Angeles San Gabriel Mountains, Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy 1585 Comment
  RSA631383  Rafinesquia californica Valerie L. Soza, LeRoy Gross 1999-5-11 467 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, between Morgan and Wildwood Canyons, above Ferguson Motorway. 670 Comment
  RSA547813  Rafinesquia californica Timothy S. Ross, Peter W. Fritsch 1990-6-20 3634 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  UCR220345  Ranunculus californicus D. E. Bramlet, Mike Ahmer 2005-4-14 3792 A Los Angeles Los Angeles Basin Region, Puente Hills in La Habra Heights, main drainage of Powder Canyon, c. 547 ft. east of Skyline Drive and 1460 ft. north of Fullerton Rd. 249 Comment
  CHSC109714  Ranunculus hebecarpus Valerie Soza; Michael Denslow 2003-4-30 1648 Los Angeles Transverse Ranges, San Gabriel Mountains region: San Fransisquiteo Canyon. Slopes southwest of the Fire Station. 488 Comment
  UC2026477  Ranunculus hebecarpus Louis C. Wheeler 1975-5-14 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Head of East Fork of Little Tujunga. Comment
  UCR131451  Raphanus sativus Alison Lipman 1998-5-6 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  POM293233  Raphanus sativus Lyman Benson 1948-3-27 12857 Los Angeles Claremont. 366 Comment
  SEINET10838524  Raphanus sativus David B. Dunn 1941-2-22 Dunn 681 Los Angeles Collected on westwood blvd., 2 Blocks south of santa monica blvd. Comment
  UCR124391  Rhamnus californica I. W. Clokey, B. C. Templeton 1929-1 4586 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  UCR223521  Rhamnus californica R. G. Swinney 2009-6-24 11232 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  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
  CAS-BOT-BC59928  Rhamnus crocea Raymond Lindholm 1961-4-8 s.n. Los Angeles San Dimas Canyon. Comment
  POM305830  Rhamnus crocea Henry J. Ramsey, Henry J. Ramsey 1940-3-4 1080 Los Angeles Foothill Blvd. West of San Gabriel Bridge. Comment
  CAS-BOT-BC55978  Rhamnus ilicifolia Herman Knoche 1919-6-25 Series A, No. 886 Los Angeles Catalina Island, Avalon Comment
  CAS-BOT-BC56002  Rhamnus ilicifolia LeRoy Abrams 1903-3-11 3114 Los Angeles Sepulveda Canyon, Santa Monica Mts. Comment
  CAS-BOT-BC59840  Rhamnus ilicifolia Timothy S. Ross; Steve Boyd 1993-5-23 7272 Los Angeles Northerly draw draining from saddle between Red Mtn's long e. ridge and a small notched peak (3227-ft), to upper 896 Comment
  SBBG118595  Rhamnus ilicifolia J. Henrickson 2000-4-15 20712 Los Angeles ca. 1 mi SE of Newhall in W part of Whitney Cyn, just NE of jct of San Fernando Rd and St Hwy 14, within 200 ft of St Hwy 14 472 Comment
  UCR271557  Rhamnus ilicifolia R. G. Swinney 2011-3-18 14135 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  UC1184982  Rhamnus pirifolia Huron H. Smith 1912-5-29 5026 Los Angeles Summit Road, Santa Catalina Island Santa Catalina Island 396 Comment
  UC592935  Rhamnus pirifolia C. B. Wolf 1932-5-10 Los Angeles Avalon Canyon, above the last almond orchard Santa Catalina Island 121 Comment
  RSA188539  Rhamnus tomentella subsp. cuspidata Robert F. Thorne, John Olmsted 1965-8-26 35400 Los Angeles San Gabriel Mtns, Angeles National Forest: Cabin Flat along Prairie Fork, 1585 Comment
  UC592783  Rhamnus tomentella subsp. cuspidata unknown 1928-3-29 1578 Los Angeles 2 mi from Sandbergs on the Ridge Route (on road to Elizabeth Lake) 1097 Comment
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Jun 4 2014
  UC168785  Rhus Geo. B. Grant Apr 1904 1120 Los Angeles Pasadena Comment
  LA62882  Rhus aromatica W. R. Ernst; May 1948 Los Angeles San Gabriel Mountains, San Gabriel Canyon Comment
  CAS-BOT-BC167920  Rhus integrifolia Robert F. Thorne; Reed Rollins; Doug Propst; R. Carolin 1967-3-18 36738 Los Angeles Santa Catalina Island: Wild Boar Gully, ca. 1 mi WNW of Salta Verde Pt., on Salta Verde 198 Comment
  LA209578  Rhus integrifolia A. H. Lange; 1951-4-12 Los Angeles Santa Monica Mountains Comment
  OBI69360  Rhus integrifolia John Knapp, Denise Knapp 2002-11-27 5 Los Angeles Santa Catalina Island. Lovers Cove, 0.10 of a mi S of stop sign at the Mole. 6 Comment
  RSA239457  Rhus integrifolia E. R. Blakley 1963-12-7 6328 Los Angeles San Clemente Island, toward Pyramid Cove; mouth of first large canyon W. of Pyramid Head 23 Comment
  RSA650231  Rhus integrifolia Donald W. Harshberger 1949-2-15 s.n. Los Angeles Glendora foothills 152 Comment
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Mar 8 2013
  SD237283  Rhus integrifolia A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37090 Los Angeles San Gabriel Valley: west edge of I-605 and c. 1 mile west of the center of the Santaa Fe Flood Control Basin, N of Arrow Hwy and soouth of Duarte. 139 Comment
  UC17930  Rhus integrifolia Blanche Trask Jan. 1896 Los Angeles Santa Catalina Island, Avalon Comment
  UCSB3632  Rhus integrifolia Ballard 1954-2-16 Los Angeles In a wash on Pomona College Campus, Claremont 259 Comment
  POM182355  Rhus ovata Joseph A. Ewan 1931-10-24 5292 Los Angeles Talus slope in full sun East Fork Dume Canyon. 549 Comment
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May 8 2014
  RSA746965  Rhus ovata R. G. Swinney 2008-4-1 8603 Los Angeles ridge north of and adjacent to Sharps Canyon, c. 2 miles due N of Glendora 671 Comment
  SBBG106893  Rhus ovata M. L. Hoefs, R. F. Thorne 1996-4-6 2663 Los Angeles upper Avalon Cyn, Hermit's Gulch Trail, where trail crosses stream 164 Comment
  UC635216  Rhus trilobata Curtis Ferris 1932-3-21 78 Los Angeles Soledad Canyon Comment
  RSA403703  Rhus trilobata var. pilosissima I. W. Clokey, B. Templeton 1929-04 4451 Los Angeles Mandeville Canyon, Santa Monica Mts. 350 Comment
  RSA550390  Rhus trilobata var. quinata T. S. Ross 1992-7-10 6638 Los Angeles Big Tujunga Canyon, 310 m E of where Coldwater Canyon meets Big Tujunga Creek; E side of road to Colby Ranch. 963 Comment
  RSA783434  Ribes J. D. Olmsted 1960-1-8 1091 Los Angeles Sycamore Canyon, just past No Trespassing sign, beginning of Wildwood T. T., San Gabriel Mts. 457 Comment
  CAS-BOT-BC92272  Ribes amarum Tim Ross; Steve Boyd 1991-4-25 4614 Los Angeles San Gabriel Mountains. Lower Graveyard Canyon. 530 Comment
  CAS-BOT-BC92293  Ribes amarum L. R. Abrams 1899-1-1 s.n. Los Angeles Millards Canon [Canyon]. Comment
  RSA476413  Ribes amarum T. S. Clare 1930-3-2 14609 Los Angeles Oak Wilde, Arroyo Seco. Comment
  UC1178501  Ribes amarum Peter Kamb 1948-2-14 778 Los Angeles Upper Sonoran Zone. Little Santa Anita Canyon San Grbiel Mts. 609 Comment
  SEINET5343385  Ribes amarum L. Wheeler 1936-3-8 4082 Los Angeles Arroyo Seco, San Gabriel Mts. 457 Comment
  CLARK-A1528-4118  Ribes aureum Art Whistler 1966-3-20 Los Angeles Lake Vista Comment
  CLARK-A1528-4117  Ribes aureum var. gracillimum John C. Roos 1962-3-10 Los Angeles Claremont Comment
  RSA0105159  Ribes aureum var. gracillimum R. G. Swinney 2011-3-15 14097 Los Angeles San Gabriel Mountains: Arcadia, Arcadia Wilderness Park, 2240 Highland Oaks Drive, lower Santa Anita Cyn., southern portion of park. 232 Comment
  UCR216757  Ribes aureum var. gracillimum R. G. Swinney 2009-2-20 10009 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  CAS-BOT-BC93085  Ribes californicum var. hesperium Prof. W. R. Dudley 1907-12-12 s.n. Los Angeles Sawpit Canon [Canyon] (near Monrovia). Comment
  POM293808  Ribes californicum var. hesperium Lyman Benson 1945-1-20 11588 Los Angeles Lower reservoir, San Gabriel River Canyon, San Gabriel Mt 305 Comment
  CAS-BOT-BC108880  Ribes divaricatum var. parishii Chas. H. Johnson; Lucille Roos 1921-2-19 98 Los Angeles El Monte. 83 Comment
  LA33976  Ribes indecorum Peter H. Raven; 1959-2-25 13812 Los Angeles Santa Monica Mountains, 1.2 mi E of summit, Saddle Peak, N-facing slope 670 Comment
  RSA84505  Ribes indecorum F. W. Peirson 1918-11-1 299 Los Angeles along top of ridge on trail to Switzer s Camp, Arroyo Seco 945 Comment
  SD237464  Ribes indecorum R. G. Swinney, Jane Strong 2009-4-7 10305 Los Angeles Transverse Range; San Gabriel Mountains Foothills: San Antonio Canyon, 2.4 miles N of Shinn Road (Mt Baldy 7.5'Q) 1073 Comment
  SFV1614  Ribes indecorum C. Gasser 1956-3-9 s. n. Los Angeles Santa Monica Mountains Malibu Canyon Road, roadside 4.5 miles from Highway 101 180 Comment
  UC2062985  Ribes indecorum Mark Elvin with Michael Wall 1997-3-5 364 Los Angeles San Gabriel Mountains, off Mount Baldy Road 0.3 miles S from intersection with [Padua Avenue], 200 m off road. Comment
  LA210741  Ribes indecorum Arthur C. Gibson; 2004-1-9 5220 Los Angeles SANTA MONICA MOUNTAINS, upper Stunt Road ca. 2 km from Saddle Peak Rd. Comment
  RSA0083125  Ribes malvaceum R. G. Swinney 2010-6-4 13026 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  POM6716  Ribes malvaceum var. viridifolium P. A. Munz, L. T. Street, Williams 1919-3-15 2397 Los Angeles South Hills, Pomona. Comment
  RSA441459  Ribes malvaceum var. viridifolium Fordyce Grinnell Jr. 1920-2-11 s.n. Los Angeles Glendora, along Little Dalton Trail Comment
  UC212583  Ribes montigenum I. M. Johnston 1917-7-4 1415 Los Angeles summit Baldy; San Antonio Mountains 3048 Comment
  UCR277013  Ribes nevadense R. G. Swinney 2010-9-30 13903 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  RSA476243  Ribes roezlii Bonnie C. Templeton 1933-5-15 5128 Los Angeles Ranger Station, Big Pines Park, San Gabriel Mountains. 2088 Comment
  RSA585542  Ribes roezlii Tim S. Ross 1992-4-21 6234 Los Angeles Fallen leaf spring: draining northward to Cow Canyon. 1335 Comment
  CAS-BOT-BC168675  Ribes speciosum George B. Grant 1901-3-13 6388 Los Angeles Pasadena. Comment
  SEINET3151844  Ribes speciosum G. B. Grant 1127 Los Angeles Pasadena Comment
  CAS-BOT-BC168672  Ribes speciosum Dr. H. E. Hasse 1889-1-19 s.n. Los Angeles Unspecified Comment
  SEINET13942817 Image available Ribes speciosum E. D. Palmer 1900-1 117 Los Angeles Santa Monica Canyon Comment
  CDA4893  Ricinus communis G. D. Barbe 1978-3-28 2362 Los Angeles Road to Chantry Flats above Sierra Madre, Santa Anita Canyon. Comment
  CHSC53241  Ricinus communis L. P. Janeway 1988-12-24 3160 Los Angeles Puente Hills, between Whittier and La Puente. In Arroyo San Miguel. Oil company land. 175 Comment
  RSA480745  Ricinus communis M. R. Everett 1941-07 s.n Los Angeles West Jefferson. Comment
  RSA585682  Robinia pseudoacacia T. S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-11 3332 Los Angeles Big Rock Creek: just above the confluence of Holcomb Canyon Creek, between Big Rock Creek Road and the mouth of Holcomb Canyon. 1255 Comment
  SD69547  Romneya coulteri Robert F. Thorne, P. Everett 1965-6-22 34923 Los Angeles Santa Catalina Island: S of Avalon golf course in open flat sandy bottom of Avalon Canyon. 91 Comment
  RSA431536  Rorippa curvisiliqua Anstruther Davidson 1893-8-13 s.n. Los Angeles Garvanza Comment
  RSA679200  Rosmarinus officinalis Michael Denslow, LeRoy Gross 2003-5-12 1142 Los Angeles Along Rincon Red Box Road (2N24.1) near intersection with Valley Forge Canyon. 1250 Comment
  POM186340  Rubus pensilvanicus Joseph A. Ewan 1932-6-29 7598 Los Angeles Arizona Ave. four miles W of Hawthorn. Comment
  CATA187  Rubus ursinus Mark L. Hoefs, A. Douglas Propst 1973-4-6 156 Los Angeles Santa Catalina Island: Middle of Cape Canyon 304 Comment
  CATA3209  Rubus ursinus Julie L. King 2016-11-22 28 Los Angeles Santa Catalina Island: Big Springs Canyon, 0.5 miles north on Isthmus Rd. from junction with road to Little Harbor, 60 meters directly east of Isthmus Rd. in drainage 29 Comment
  LA52076  Rubus ursinus A. M. Johnson; 1927-11-11 43 a Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA0092230  Rubus ursinus R. G. Swinney 2011-5-12 14717 Los Angeles San Gabriel Mountains: along Cabin Canyon Creek near the confluence with Aliso Canyon. 1195 Comment
  UC861854  Rubus ursinus Ira W. Clokey, B. Templeton Apr. 1929 4518 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 250 Comment
  POM2345  Rumex acetosella Harry Pruett 1909-1 s.n. Los Angeles Claremont. Comment
  RSA0081129  Rumex conglomeratus R. G. Swinney 2010-6-29 13387 Los Angeles Hansen Dam Flood Control Basin, north margin of Hansen Lake, Hansen Dam Recreation Center. 305 Comment
  POM348834  Rupertia physodes Anstruther Davidson 1890-04 s.n. Los Angeles Arroyo near Pasadena Comment
  UC1714587  Ruppia cirrhosa Fred Henkel 1919-8-1 Los Angeles Venice Comment
  RSA229711  Salazaria mexicana Robert F. Thorne, C. W. Tilforth 1969-6-26 38200 Los Angeles Big Rock Creek Canyon at Sycamore flat campground, SW slope of Pinyon Ridge 1296 Comment
  RSA670412  Salazaria mexicana Bonnie C. Templeton 1938-6-22 1689 Los Angeles Mint Canyon Comment
  SDSU21090  Salazaria mexicana Ian Cain 2010-5-9 1399 Los Angeles East south east of Llano. Just north of the corner of Highway 138 and 185th street east 1003 Comment
  UCR103756  Salicornia virginica David Charlton 1989-5-25 3196 F Los Angeles W Mojave Desert, NW edge of Lancaster, between Ave. G and H on 30th St. West 701 Comment
  CAS-BOT-BC103147  Salix bonplandiana Geo. B. Grant 1902-1-1 s.n. Los Angeles [Morenjo Canon] Marengo Canyon, Pasadena Comment
  CAS-BOT-BC103148  Salix bonplandiana I. Johnston 1917-5-13 1903 Los Angeles El Monte 121 Comment
  CATA1702  Salix exigua Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-6 3019 Los Angeles Santa Catalina Island: Parson's Landing 4 Comment
  RSA703552  Salix exigua Gary D. Wallace, Ann Hiller 1983-5-18 2068 Los Angeles Dirt road W of Mt. Emma Rd. Comment
  UC846159  Salix exigua var. hindsiana Ivan Johnston 1917-5-13 1242 Los Angeles El Monte 91 Comment
  SEINET234758  Salix gooddingii Scott D. White 1997-5-7 5053 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial below San Gabriel Mts. SW of I-210 Freeway E of Hansen Dam and N of W 335 Comment
  UCR273750  Salix gooddingii Steven A. Junak 1999-5-20 SCa- 927 Los Angeles Channel Islands, Santa Catalina Island, Cottonwood Canyon, at reservoir 134 Comment
  CAS-BOT-BC106945  Salix laevigata Timothy S. Ross; Darin Banks 1994-4-13 7520 Los Angeles San Francisquito Canyon: riparian strip and adjacent lower slopes ca 430 m SW of San Francisquito Powerhouse No. 2 487 Comment
  POM50878  Salix laevigata L. R. Abrams 1901-4-11 1467 Los Angeles Ballona Creek, near Mesmer. Comment
  RSA586819  Salix laevigata Orlando Mistretta, Steve D. Boyd 1994-6-21 1387 Los Angeles Santiago Canyon, drainage northwest of Pacifico Mountain. 1585 Comment
  SBBG59088  Salix laevigata F. R. Fosberg 1932-3-13 7427 Los Angeles lower Topanga Cyn 15 Comment
  UC5022  Salix laevigata Blanche Trask Apr. 1896 Los Angeles Avalon Santa Catalina Isl., Avalon Comment
  UCR126598  Salix laevigata A. C. Sanders, Mark Elvin 2003-8-7 27159 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom east of Del Valle 282 Comment
  UCR238478  Salix laevigata Orlando Mistretta, Christine Mistretta 2008-4-29 2619 Los Angeles Transverse Ranges; San Gabriel Mountains, Short Cut Station, upper Big Tujunga Canyon, northwest of junction of State Hwy 2 (Angeles Crest Hwy) and Forest Service Route 3N19 (Upper Big Tujunga Canyon Road) 1280 Comment
  CAS-BOT-BC128142  Salix lasiandra var. lasiandra Geo. B. Grant 1901-6-1 4046 Los Angeles Southwest 1524 Comment
  RSA9751  Salix lasiandra var. lasiandra Louis C. Wheeler 1932-3-10 460 Los Angeles Big Dalton Canyon, San Gabriel Mountains 427 Comment
  POM123207  Salix lasiolepis Marcus E. Jones 1882-3-7 s.n. Los Angeles Pasadena. Comment
  POM307815  Salix lasiolepis Henry J. Ramsey, Henry J. Ramsey 1938-2-13 2745 Los Angeles Eaton Canyon Park, Altadena. Comment
  POM362711  Salix lasiolepis D. A. Young 1969-3-10 P 418 Los Angeles 1/2 mi. from gate 6 of Puddingstone State Park off of san Dimas Ave., in a canyon 300 yds. NW of the road. 305 Comment
  RSA622831  Salix lasiolepis Cary Otis 1927-1 s.n. Los Angeles San Gabriel Mountains: Gold Bar Mill Site. Comment
  RSA639730  Salix lasiolepis Louis C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: East Fork of Alder Creek off Big Tujunga. 1494 Comment
  RSA657018  Salix lasiolepis Joseph M. Keefe 2001-2-7 31046 Los Angeles 3 meters north of Ventura Freeway (Highway 134), 5 meters east of Figueroa Street, southwest of The Eagle Rock Park, Eagle Rock District, Los Angeles, 90041. 280 Comment
  SD124467  Salix lasiolepis Barry Prigge 1986-3-20 6953 Los Angeles Santa Monica Mountains; Triunfo Canyon. Kanan Road and Triunfo Creek 235 Comment
  UCR255778  Salix lasiolepis R. G. Swinney 2010-4-15 12266 Los Angeles San Gabriel Mountains, Upper Lime Kiln Cyn., 1.2-1.5 miles east of Pacoima Wash, 0.3 to 0.6 miles NE of Limekiln Cyn. fork, due south of Kagel Mt. 854 Comment
  RSA0034687  Salix lasiolepis F. R. Fosberg 1932-1-26 7176 Los Angeles Bottom of Topanga Canyon, Santa Monica Mts. 225 Comment
  UCR132303  Salpichroa origanifolia John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect two 396 Comment
  CDA20799  Salsola australis B. Villegas 2002-8-21 B 247 -3 Los Angeles Los Angeles Basin; Calabasas, near Ventura Co. line. 0 Comment
  SFV6864  Salsola tragus T. Gordon, K. A. Wilson, D. R. Perry 1974-8-14 570 Los Angeles Mojave Desert County Road N4 about 0.5 miles south of Highway 138. 1070 Comment
  CAS-BOT-BC180706  Salsola tragus John Thomas Howell 1952-10-26 28876 Los Angeles Vacant lot, Palmdale Comment
  RSA5977  Salsola tragus C. B. Wolf 1932-9-13 4050 Los Angeles Bryant Ranch, 250 ft. S of N boundary & 100 ft. E of drainage ditch in SE 1/4 sect. 27 about 560 ft. east and 250 ft. S of NW corner of SE 1/4 sect. 27. 5 Comment
  RSA607576  Salsola tragus L. C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. & San Diego Fwy, between Sepulveda & 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.] Comment
  SD98895  Salsola tragus Darley F. Howe 1976-8-3 Los Angeles Latigo Canyon Road. 609 Comment
  RSA628807  Saltugilia splendens subsp. grantii Scott D. White, Dave Bramlet 1998-6-29 6832 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  RSA679995  Saltugilia splendens subsp. grantii LeRoy Gross, Michael Denslow 2003-6-4 979 Los Angeles Trail from Islip Saddle to South Fork Big Rock Creek. 0.5 to 0.7 mile down trail from the Saddle, before Reed Spring. 1921 Comment
  UC1375408  Saltugilia splendens subsp. grantii Robert F. Thorne 1969-7-2 38300 Los Angeles along Angeles Crest Hwy 3.2 mi wsw Cloudburst Summit (Angeles National Forest, San Gabriel Mts.); San Gabriel Mts., Angeles National Forest 1981 Comment
  RSA230038  Saltugilia splendens subsp. grantii R. F. Thorne 1971-6-26 40609 Los Angeles San Gabriel Mountains, Angeles National Forest: N slope San Gabriel Peak 1433 Comment
  RSA754010  Saltugilia splendens subsp. grantii D. W. Foster s.n. Los Angeles Angeles National Forest, San Gabriel Mts., N3, Tie Cyn 1555 Comment
  UC1595363  Saltugilia splendens subsp. splendens Tim Ross and Steve Boyd 1990-6-18 3455 Los Angeles northerly draw draining to Jackson Lake (Camp Verdugo Pines and vicinity); San Gabriel Mtns., Mescal Creek Quad., Camp Verdugo Pines 1877 Comment
  UC1124656  Salvia apiana A. Lewis 1933-6-1 214 Los Angeles Plum Canyon; San Fernando Quad. 518 Comment
  UC519731  Salvia apiana Joseph Andorfer Ewan 1932-5-10 7464 Los Angeles w rim Verdugo Canyon Comment
  RSA401628B  Salvia apiana William Emboden 1969-5-28 48 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA411365  Salvia carduacea Anstruther Davidson 1890-5-1 s.n. Los Angeles Near Burbank Comment
  RSA599803  Salvia columbariae Steve Boyd, Lauren Raz 1997-3-25 9295 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  UCR222833  Salvia columbariae R. G. Swinney 2009-4-29 10593 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
  RSA526609  Salvia columbariae Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4191 B Los Angeles San Clemente Island. Upper reaches of China Cyn, S end of island, W side. Comment
  RSA658221  Salvia columbariae var. columbariae J. Doughty 1985-5-11 135 Los Angeles Angeles National Forest: Graveyard Canyon junction of San Gabriel Road and the entrance to Follows Camp. Comment
  UCR224374  Salvia dorrii Justin M. Wood 2010-5-10 1562 Los Angeles San Gabriel Mountains, Little Rock Creek, downstream of Little Rock Reservoir, within 0.25 mi of the dam 966 Comment
  SD231334  Salvia dorrii var. pilosa Sula Vanderplank, LeRoy Gross & Steve Hoskinson. 2005-5-6 50506 41 Los Angeles Transverse Ranges; San Gabriel Mountains region; Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UC25674  Salvia dorrii var. pilosa J. Burtt Davy 1896-5-19 2586 Los Angeles West Palmdale; Antelope Valley Comment
  UCLA69889  Salvia dorrii var. pilosa C. Epling and L. Ellison 1930-4-17 Los Angeles Palmdale Comment
  SEINET7978749  Salvia dorrii var. pilosa B. Ertter, J. Strachan 1979-6-29 3007 Los Angeles North edge of Angeles NF, ca. 9 airmiles ESE of Pearblossom, 1.7 mile N of Mile High on County Hwy N4. 1463 Comment
  JEPS57330  Salvia leucophylla L. R. Heckard 1968-5-11 1846 Los Angeles just e Highway 126 junction with the Saugus-Bouquet Canyon road (along Highway 126) 548 Comment
  RSA0115310  Salvia leucophylla R. G. Swinney 2010-5-25 12906 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  OBI13532  Salvia mellifera Robert F. Hoover 1968-6-6 11148 Los Angeles Summit of Santa Monica MTs, just W of Sepulveda Blvd Comment
  RSA191020  Salvia mellifera Robert F. Thorne, J. Henrickson 1963-5-5 32287 Los Angeles Near bottom and mouth of Cobal Canyon, foothills of San Gabriel Mts., ca. 4 miles N of Claremont. 518 Comment
  SFV4269B  Salvia mellifera W. A. Emboden, Jr. 1962-4-29 2056 Los Angeles Santa Monica Mountains Los Angeles, Bel Air. Mulholland Drive near Beverly Glen. 380 Comment
  UCR206118  Salvia mellifera A. C. Sanders, T. B. Salvato 2009-5-29 37044 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  POM277129  Salvia spathacea E. S. Steele, H. S. Pratt 1935-2-20 s.n. Los Angeles Hills near Glendale Comment
  RSA434069  Salvia spathacea Dorothy Davis 1923-4-29 s.n. Los Angeles La Canada. Comment
  UC170392  Salvia spathacea H. M. Hall 1902-5-9 3250 Los Angeles San Fernando Pass at head of San Fernando Valley Comment
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May 19 2016
  RSA477561  Sambucus mexicana H. de Forest 1929-04 s.n. Los Angeles Topanga Canon. Comment
  RSA682452  Sambucus mexicana LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1036 Los Angeles South side of mountains:West side of Brand Canyon just a short distance above the cemetery. 307 Comment
  UCD137226  Sambucus nigra subsp. caerulea Geoffrey Levin 1974-5-5 73 Los Angeles Wash (Blanchard Park), Pomona College in Claremont. Alluvial fan of Mt. San Antonio (San Gabriel Mountains.) Santa Ana River-Pacific Slope drainage area. 335 Comment
  LA32920  Sanicula arguta Miss Courtney; 1926-4-3 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA167837  Sanicula arguta R. F. Thorne, P. C. Everett 1964-2-6 33306 Los Angeles W of Isthmus Cove, Santa Catalina Island 30 Comment
  SEINET4044457 Image available Sanicula arguta D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Puerco Canyon. 182 Comment
  UC1587721  Sanicula arguta Tim Ross, Orlando Mistretta, Mike Hammit 1991-5-18 5159 Los Angeles 950 ft wnw of Stone (at beginning of the Stone Canyon drainage, San Clemente Island); San Clemente Island 441 Comment
  UCR193427  Sanicula arguta Dan S. Cooper 2008-3-28 s.n. Los Angeles San Gabriel Valley, Summitridge Park, Diamond Bar, north side of Grand Ave., just west of San Bernardino Co. line 356 Comment
  RSA706403  Sarcodes sanguinea Tim Thibault, K. E. Olshewsky 2004-5-23 299 Los Angeles Mt. Waterman, along Hwy. 2 at fire road 2055 Comment
  LA82092  Saxifraga californica O. H. Kappler; 1941-3-8 101 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA458888  Saxifraga californica Alice Jane Merritt 1893-4-1 s.n. Los Angeles Near Glendale Comment
  CAS-BOT-BC283088  Schedonorus arundinaceus Peter H. Raven; Robert F. Thorne 1964-5-7 19038 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  UCD92917  Schismus arabicus Daryl Koutnik 1978-3-23 133 Los Angeles North side of State Hwy. 18 and just west of Llano. 975 Comment
  UCSB22446  Schismus arabicus Bridge, Phillip 1966-5-13 Los Angeles East side of 213th Street, .3 mile south from its junction with State 138, San Gabriel Mountains at base 1021 Comment
  SBBG131931  Schismus barbatus S. A. Junak 2000-5-19 SCa 1307 Los Angeles rd on SE side of Echo Lake 390 Comment
  UCR214661  Schoenoplectus californicus A. C. Sanders, Dan S. Cooper 2010-4-30 38132 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SFV21095  Scirpus microcarpus L. Gross, W. Law 2000-8-8 255 Los Angeles San Fernando Valley Big Tujunga Wash east of Hansen Dam. East of Orcas Park along river (just north of Wentworth Street but not as far as Tujunga ponds. 325 Comment
  LA51843  Scrophularia californica subsp. californica Miss Courtney; 1926-4-3 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA660441  Scrophularia californica subsp. floribunda Orlando Mistretta 1992-6-17 580 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  RSA156034  Scrophularia villosa Peter H. Raven 1962-5-22 17831 Los Angeles Santa Catalina Island, first canyon west of Lions Head Point. Comment
  RSA303814  Scutellaria tuberosa Jim R. Shevock 1970-5-3 177 Los Angeles Reche Canyon Road. 244 Comment
  LA209601  Selaginella asprella Lawrence L. Kiefer; 1963-7-4 590 Los Angeles San Gabriel Mountains, San Antonio Falls, rocks above base, N side 1981 Comment
  CATA1905  Selaginella bigelovii Elizabeth Baniaga, Joseph Vickers, Ariella Markowitz, Leia Moyse, Makaela Ballard, Benjamin Carter 2012-8-3 Los Angeles Santa Catalina Island: City of Avalon, near base of Hermit Gulch Trail 121 Comment
  RSA617208  Selaginella bigelovii Louis Cutter Wheeler 1967-5-18 9635 Los Angeles San Gabriel Mountains: Placerita Canyon. T4N R15W sec. 4. 518 Comment
  SBBG20515  Selaginella bigelovii E. R. Blakley 1963-12-7 6321 Los Angeles W of Pyramid Head, S of Lighthouse 38 Comment
  LA5811  Selaginella bigelovii Carl Epling; 1925-1-1 6215 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA600184  Senecio aphanactis L. C. Wheeler 1968-3-17 s.n. Los Angeles Morgan Canyon at Ferguson Motorway 488 Comment
  LA32048  Senecio breweri Henry J. Thompson; 1959-4-19 1940 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA0012666  Senecio californicus Anstruther Davidson 1890-3-2 2043 Los Angeles Los Angeles Comment
  OBI49599  Senecio douglasii var. douglasii David J. Keil 1986-9-27 19740 -2 Los Angeles NW Los Angeles County; along I-5, just S of Hungry Valley Rd exit. roadside pullout 914 Comment
  CAS-BOT-BC333117  Senecio flaccidus var. douglasii Peter H. Raven 1957-11-30 11408 Los Angeles Along Mulholland Drive 4 miles east of Topanga Canyon, Santa Monica Mountains Comment
  CAS-BOT-BC333118  Senecio flaccidus var. douglasii Peter H. Raven; R. Snow 1957-7-25 11062 Los Angeles 1.6 miles norht of junction of Pdua Ave. with Mt. Baldy Road, San Gabriel Mountains Comment
  POM155625  Senecio flaccidus var. douglasii M. L. Bryan 1928-9-2 20 Los Angeles Mandeville Canyon, near Santa Monica 152 Comment
  POM156524  Senecio flaccidus var. douglasii L. R. Abrams 1902-7-3 2646 Los Angeles Little Santa Anita Canyon, San Gabriel Mountains. Comment
  RSA517167  Senecio flaccidus var. douglasii Timothy S. Ross, Orlando Mistretta 1990-10-9 3265 Los Angeles San Gabriel Mountains: Upper Mill Creek Drainage; Tujunga Ranger District, Angeles National Forest. 1432 Comment
  RSA607267  Senecio flaccidus var. douglasii L. C. Wheeler 1931-8-11 S 9 Los Angeles 2 miles northeast of La Verne 377 Comment
  UCR149892  Senecio flaccidus var. douglasii R. G. Swinney 1999-6-18 7321 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  UC2026930  Senecio flaccidus var. monoensis David Keil 1986-9-27 19740 -2 Los Angeles NW Los Angels County. Along I-5, just S of Hungry Valley Rd. exit. Roadside pullout Comment
  SEINET11805353  Senecio flaccidus var. monoensis R. A. Schlising 1971-1 3003 Los Angeles Lopez Canyon, N of Pacoima Comment
  RSA661016  Senecio lyonii Orlando Mistretta 1992-4-5 156 Los Angeles Guds, San Clemente Island. Comment
  SD91999  Senecio lyonii Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-22 22675 Los Angeles San Clemente Island; Wilson's Cove 24 Comment
  UC1872968  Senecio lyonii John Knapp, Denise Knapp 2003-4-13 16 Los Angeles Catalina Island Comment
  RSA702829  Senecio mikanioides Scott D. White 2004-4-23 10232 Los Angeles City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  RSA656254  Senecio mikanioides T. Nishida 1976-1-2 112 Los Angeles Verdugo Mountains: 300 meters north of Colorado Street and 35 meters east of Figueroa Street, Eagle Rock District. 159 Comment
  RSA702297  Senecio vulgaris Scott D. White, Pam DeVries 2004-5-18 10429 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
  CAS-BOT-BC364533  Senecio vulgaris Munz; Harwood 1920-3-13 3361 Los Angeles Puddingstone Canon [Canyon], San Dimas 304 Comment
  RSA527759  Senecio vulgaris Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4343 Los Angeles San Clemente Island. East side of island, near Malo Point, second canyon south of Bryce Canyon. Comment
  RSA608043  Senecio vulgaris L. C. Wheeler 1947-6-13 6520 Los Angeles Los Angeles/San Bernardino counties. San Gabriel Mountains: Cascade Canyon at fire road, near creek. Comment
  CAS-BOT-BC243581  Setaria parviflora Peter H. Raven 1956-6-17 9403 Los Angeles Westwood, Los Angeles Comment
  UCR197090  Setaria parviflora LeRoy Gross 2007-5-16 2729 Los Angeles Transverse Range; Verdugo Mountains, southwest side of the range, across the street from 9960 Roscoe Blvd, up into Chandler Canyon 305 Comment
  SBBG98243  Setaria pumila I. M. Johnston 1918-8-4 Los Angeles between Claremont and Pomona Comment
  UCR172292  Setaria viridis Anuja Parikh, Nathan Gale 2005-7-11 2138 Los Angeles Santa Clara River Valley, Newhall Ranch, N of the Santa Clara River, near Del Valle and the mouth of Chiquito Canyon, study area 29 274 Comment
  RSA447538  Sherardia arvensis F. R. Fosberg 1930-6-27 S 3049 Los Angeles Los Angeles. 55 Comment
  CATA180  Silene antirrhina Mark L. Hoefs, A. Douglas Propst 1973-4-6 149 Los Angeles Santa Catalina Island: Middle of Cape Canyon, southeast exposure 304 Comment
  RSA713738  Silene antirrhina A. C. Sanders, Helen Kennedy 2005-4-13 29420 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  UCR181664  Silene armeria A. C. Sanders, D. Malueg 1998-6-22 21986 A Los Angeles San Gabriel Mtns., foothills along Hwy 2 at La Canada, at turnoff to SCE Gould substation, Gould Canyon watershed 610 Comment
  RSA598271  Silene gallica R. G. Swinney 1989-5-12 s.n. Los Angeles San Gabriel Mountains, in and near Glendora wilderness Park, in Big Dalton Canyon and its triutaries. Colby fire break, W boundary of Glendora Wilderness Park. 463 Comment
  SD66895  Silene gallica R. Mitchel Beauchamp 1967-3-17 244 Los Angeles San Clemente Island; west of Wilson Cove. Comment
  CAS-BOT-BC175106  Silene verecunda Le Roy Abrams 1901-7-1 1935 Los Angeles Summit of San Antonio Mt. Comment
  RSA712470  Sisymbrium altissimum LeRoy Gross 2005-5-19 2291 Los Angeles South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway., Started at Ave A, Near 34.820450N, 118.16535W then walked south to 34.81703N, 118.16403W. 715 Comment
  UCR223071  Sisymbrium altissimum R. G. Swinney 2009-5-6 10679 B Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon at confluence with Little Rock Creek 909 Comment
  UCD115500  Sisymbrium altissimum Geoffrey Levin 1974-5-5 72 Los Angeles Blanchard Park, Pomona College in Claremont. Alluvial fan of Mt. San Antonio (San Gabriel Mountains.) 335 Comment
  CATA1303  Sisymbrium officinale Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2394 Los Angeles Santa Catalina Island: River bed just below upper Cape Canyon Reservoir 304 Comment
  RSA747880  Sisymbrium orientale Justin M. Wood 2009-3-6 336 Los Angeles NW corner of Monte Vista Ave and Foothill Blvd., County line goes through property but most plants were collected in LA County. 402 Comment
  UCD115664  Sisymbrium orientale Colin M. Wainwright 1971-3-26 1 Los Angeles Evey Canyon, off Mt. Baldy Road, 5 miles north of Claremont. 1036 Comment
  UCR139921  Sisymbrium orientale Scott D. White 1997-5-14 5133 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
  RSA431708  Sisymbrium orientale Wm. Martin 1972-4-1 s.n. Los Angeles Gold Creek. Little Tujunga. Comment
  RSA624641  Sisymbrium orientale L. C. Wheeler 1973-5-12 s.n. Los Angeles San Gabriel Mountains: Gould Mesa Picnic Ground. 427 Comment
  IRVC27765  Sisyrinchium bellum A. C. Sanders 2005-5-11 30150 Los Angeles Santa Clarita area, upper Plum Cyn along dirt track towards Cruzan Mesa from Plum Cyn Rd., NW of Forest Park between Mint and Bouquet cyns. Western San Gabriel/Liebre Mtns Region 610 Comment
  POM199757  Sisyrinchium bellum I. W. Clokey, Bonnie C. Templeton 1929-05 4542 Los Angeles Mandeville Canyon, Santa Monica Mountains. 500 Comment
  RSA188492  Sisyrinchium bellum Robert F. Thorne, John Olmsted 1965-8-26 35360 Los Angeles Angeles National Forest: along switchback below Guffy Camp on Blue Ridge 2470 Comment
  SBBG117042  Sisyrinchium bellum S. A. Junak 2001-5-4 SCa 1484 Los Angeles S of Parson's Landing 109 Comment
  RSA127856  Solanum douglasii Peter H. Raven 1959-4-4 13961 Los Angeles East of Zuma Beach, Santa Monica Mountains. 30 Comment
  RSA584010  Solanum douglasii Tim S. Ross 1991-4-25 4593 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) (Glendora) 536 Comment
  SBBG80455  Solanum douglasii F. C. Boutin 1967-4-24 1708 Los Angeles Wilson's (Wilson) Cove Comment
  UCR172776  Solanum douglasii Wayne Law, Jun Hu 2000-4-30 04 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 823 Comment
  UCR219418  Solanum douglasii R. G. Swinney 2009-3-26 10172 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  RSA422401  Solanum douglasii Charlotte Brown 1929-1-13 s.n. Los Angeles Little Santa Anita Canyon Comment
  RSA657460  Solanum douglasii J. Keeling 1980-5-26 15 Los Angeles Verdugo Mountains: South end of dam, beginning of Childs Canyon, 500 yards east of Allen St., Glendale 335 Comment
  UCD126935  Solanum douglasii Gordon Pilone 1961-4-21 11 Los Angeles Little Dalton Canyon above Glendora. San Gabriel Mountain Range. Pacific Slope Drainage Area. 365 Comment
  NY821442  Solanum nigrum L. Abrams 1902-5-31 2488 Los Angeles Inglewood Comment
  IRVC26947  Solanum sarrachoides A. C. Sanders, Mark Elvin 2003-8-7 27174 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur NE end of Santa Susana Mtns. 267 Comment
  RSA0069830  Solanum umbelliferum R. G. Swinney 2010-3-22 12015 Los Angeles West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  UC586885  Solanum umbelliferum Joseph Andorfer Ewan 1934-8-3 8380 Los Angeles Swarthout Valley, near county line Swarthout Valley; San Gabriel Mountains, Swarthout Valley 1981 Comment
  POM177968  Solanum umbelliferum Joseph A. Ewan 1931-2-20 4029 Los Angeles Dry canyon near Westwood. Comment
  UCD127056  Solanum xanti Daryl Koutnik 1978-3-29 s.n. Los Angeles Chatsworth Resevoir at the W end of the San Fernando Valley. 365 Comment
  UCR107761  Solanum xanti Erin Hewgley 1997-4-2 2 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Boulevard. east of gate, near RSA parking area. 412 Comment
  CAS-BOT-BC365306  Solidago confinis Ernest Braunton 1902-8-1 623 Los Angeles Cienega Comment
  SFV13413  Solidago velutina subsp. californica W. M. Perry Oct 1980 117 Los Angeles San Gabriel Mountains Cattle Canyon / Cow Canyon. Third drainage on USFS Road 2N06. Comment
  SBBG46247  Sonchus oleraceus E. R. Blakley 1962-6-10 5259 Los Angeles near Wall 2 15 Comment
  LA209937  Sonchus oleraceus Norman A. Cole; May 1964 350 b Los Angeles Santa Monica Mountains, 9.7 mi from Pacific Coast Hwy along Piuma Rd 365 Comment
  RSA474082  Sonchus oleraceus F. R. Fosberg 1930-6-26 S- 3002 Los Angeles Culver Garden. 15 Comment
  RSA576940  Spergula arvensis L. C. Wheeler 1932-3-12 487 Los Angeles La Verne. 305 Comment
  RSA0097928  Spergularia bocconi R. F. Thorne 1966-4-28 36208 Los Angeles Santa Catalina Island, along roadside to Renton Mine, Pebbly Beach Canyon. 244