Search Results — 2000 specimen records retrieved (1557 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/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA534113  Abronia maritima Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5097 Los Angeles San Clemente Island: North Head; WNW of the new landing field. 15 Comment
  CAS-BOT-BC383913  Abronia pogonantha Roxana S. Ferris 1918-6-12 930 Los Angeles Lancaster Comment
  UCR141156  Abronia pogonantha June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near Hi Vista, vicinity of Ave G at 200th St. East, Antelope Valley 945 Comment
  SEINET4084345  Abronia umbellata M. B. Dunkle 1939-1 7266 Los Angeles China Point, San Clemente Island. Comment
  RSA460984  Abronia umbellata Peterson 1931-07 s.n. Los Angeles Sand Dunes El Segundo Comment
  RSA651428  Acacia cultriformis L. M. Anderson 1948-2-9 s.n. Los Angeles West point mesa on campus of Cal Poly, San Dimas [Pomona]. Comment
  SEINET6700431 Image available Acamptopappus sphaerocephalus H. P. Chandler, H. M. Hall 1906-6-11 7388 Los Angeles Near Lancaster 70 Comment
  UCR280671  Acamptopappus sphaerocephalus var. sphaerocephalus R. G. Swinney 2014-4-10 16039 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  LA49822  Acer macrophyllum Carl Epling; Lincoln Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  POM184685  Acer macrophyllum Joseph A. Ewan 1932-6-17 7361 Los Angeles San Gabriel Mountains. Upper Arroyo Seco. Upper Sonoran zone. Fine trees along stream with sycamores. 1098 Comment
  RSA160398  Acer macrophyllum J. D. Olmsted 1959-5-6 563 Los Angeles Canyon on Glendora Mountain road, 1 mile west of turnoff to Sunset Peak Lookout, etc. Comment
  RSA696442  Acer macrophyllum J. Vlahos 1934-5-20 s.n. Los Angeles Beyond Camp Angeles. 1677 Comment
  UCR129417  Achillea millefolium A. C. Sanders, Mark Elvin 2002-6-20 25230 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
  RSA94581  Achillea millefolium Raymond J. Dobbs 1927-5-26 7674 Los Angeles near relay station, south slope of San Gabriel Mtns. Comment
  SD66893  Achillea millefolium R. Mitchel Beauchamp 1967-3-17 259 Los Angeles South of Wilson Cove, San Clemente Island. Comment
  UCD50269  Achnatherum coronatum P. B. Kennedy 1918-8-2 s.n. Los Angeles Whitehall grade. Comment
  SEINET4692151 Image available Achnatherum eminens G. B. Grant June 02 1248 Los Angeles Garvanza, So. Cal. Comment
  SBBG29606  Achnatherum hymenoides K. K. Muller -Apr-1968 Los Angeles 2 mi W of Hi Vista on Ave G Comment
  SEINET255878  Achnatherum occidentale subsp. pubescens Mary E. Barkworth, LR Firestone 1982-8-26 4086 Los Angeles Angeles National Forest ; Campground on Cal 2 in Angeles Nat. For. 2240 Comment
  UCD51212  Achnatherum occidentale subsp. pubescens G. L. Stebbins Jr. 1941-6-19 3144 Los Angeles on road from Big Pines resort to Smithsonian Observatory. 1981 Comment
  RSA733169  Achnatherum speciosum R. G. Swinney 1998-8-1 6604 Los Angeles Mine Gulch at East Fork of San Gabriel River Canyon. Open canyon bottom, lower Mine Gulch with no riparian development except right at aconfluence; sandy-silty soil with rocks. 1341 Comment
  UCSB69295  Achnatherum speciosum Gross, LeRoy 2005-4-28 Los Angeles Transverse Ranges; San Gabriel Mtns; ridgeline to Mt. Emma and canyon S of this ridge; W from Mt Emma; E of Mt. Emma Rd. 1412 Comment
  CATA3152  Acmispon americanus Amy Catalano 2016-6-3 139 Los Angeles Santa Catalina Island: East of Wrigley Reservoir, along Airport Road 393 Comment
  LA200521  Acmispon argophyllus var. argophyllus O. H. Kappler; 1941-3-26 155 Los Angeles SANTA MONICA MOUNTAINS, Corral Canyon, main ridge at head of canyon. 609 Comment
  UC864894  Acmispon dendroideus var. dendroideus Carl B. Wolf 1932-5-13 Los Angeles Santa Catalina Island. Hamilton Canyon, Lower end, at turn of road to Airport. Comment
  SBBG101159  Acmispon dendroideus var. traskiae T. Ross 1992-4-14 6158 Los Angeles just below the mouth of Nanny Cyn on ridge that separates Nanny Cyn drainage from the escarpment 99 Comment
  SBBG95677  Acmispon dendroideus var. traskiae A. Liston, O. Mistretta, L. Rieseberg 1989-4-30 805 -5 Los Angeles Waynuk Cyn Comment
  UCSB8572  Acmispon glaber Wedberg, Lee 1954-5-7 Los Angeles Sierra Madre 304 Comment
  SBBG67980  Acmispon maritimus var. maritimus M. N. Ackley 1927-5-29 540 Los Angeles Mulholland Drive 548 Comment
  CATA2031  Acmispon micranthus Steven A. Junak, Mark Hoefs, Lisa Stratton, Keri Kirkland 1998-5-2 642 Los Angeles Santa Catalina Island: S of road to East Peak, on ridge SW of Peak 1245, ca. 0.9 air miles WNW of East Peak 256 Comment
  SBBG127507  Acmispon wrangelianus M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-4 2831 Los Angeles hillside above New York Harbor 54 Comment
  CATA47  Acourtia microcephala USC Wrigley Interns: Miller Zou, Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 27 Los Angeles Santa Catalina Island: Deer Valley Trail 62 Comment
  CAS-BOT-BC133183  Adenostoma fasciculatum L. R. Abrams 1906-7-19 s.n. Los Angeles Mount Wilson Trail, San Gabriel Mts. 457 Comment
  IRVC28682  Adenostoma fasciculatum A. C. Sanders, Mark Elvin 2002-6-18 25129 Los Angeles Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park NE end of Santa Susana Mtns. 366 Comment
  UC12013  Adenostoma fasciculatum J. H. Barber 1897-6-26 194 Los Angeles Aliso Canyon Comment
  UCR67908  Adenostoma sparsifolium Waldo Abbott 1957-1-6 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Lake Sherwood area 430 Comment
  CATA1271  Adiantum capillus-veneris Mark Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2356 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon from road to beach 6 Comment
  SD112340  Adiantum capillus-veneris Darley F. Howe 1915-3-1 25 Los Angeles San Dimas Canyon Comment
  UCR190779  Adiantum capillus-veneris R. G. Swinney 1998-8-6 6693 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River 1037 Comment
  UCR193691  Ageratina adenophora R. G. Swinney, Dave Larson 1999-5-29 7228 Los Angeles San Gabriel Mtns., San Dimas Canyon, at waterfall in main fork c. 600 m north of confluence with East Fork 610 Comment
  RSA748991  Agoseris retrorsa R. G. Swinney 2008-5-13 8859 Los Angeles Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  UCR62353  Agoseris retrorsa Jeri Hirshberg, T. Glenn 1990-5-12 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest; north of Oak Spring Canyon amd west of Pole Canyon, south of military reservation at mouth of Pole Canyon, where it joins Soledad Canyon 917 Comment
  UCR193148  Agrostis exarata R. G. Swinney 1999-8-14 7625 Los Angeles San Gabriel Mtns., upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4. air mi. WSW of Dawson Peak 2146 Comment
Read comments
May 11 2012
  RSA640881  Agrostis scabra L. C. Wheeler 1967-8-1 10201 Los Angeles San Gabriel Mountains, Angeles National Forest: Fountainhead Spring, E slope Mt. Pacifico. 2012 Comment
  UCR150714  Agrostis viridis R. G. Swinney, Dave Larson 1999-5-15 7167 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  CHSC26036  Aliciella latifolia J. Baltierra 1971-5-2 23 Los Angeles 15 miles East of Palmdale at Lovejoy Buttes in Mojave Desert. 914 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
  UC1339531  Allium lacunosum S. W. Hutchinson 1933-4-24 5546 Los Angeles on the Del Sur road near Palmdale; Mohave Desert, Antelope Valley 813 Comment
  RSA229028  Allium lacunosum var. davisiae Robert F. Thorne, C. W. Tilforth 1971-6-30 40777 Los Angeles 1.6 mi. below Alder Saddle 1584 Comment
  CAS-BOT-BC475409  Allium praecox E. R. Blakley 1962-6-10 5243 Los Angeles Half way between Eel Point and seal Cove; San Clemente Island 45 Comment
  RSA535306  Allium praecox Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5311 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons, area burned within previous two years; upper E fork of Box canyon 477 Comment
  RSA72056  Allophyllum divaricatum Robert L. Dressler 1949-6-18 885 Los Angeles Johnstone Peak, San Gabriel Mts. 854 Comment
  UCD118013  Allophyllum divaricatum Robert F. Thorne; M. Z. Thorne 1967-6-25 37089 Los Angeles San Gabriel Mountains: Between Cobal and Evey Canyons. 731 Comment
  UCR259252  Allophyllum divaricatum R. G. Swinney 2010-6-4 12995 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  RSA410027  Allophyllum gilioides subsp. gilioides Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1676 Comment
  SBBG95401  Allophyllum glutinosum M. B. Dunkle 1928-5-13 1934 Los Angeles Coach Rd, rd side near Wishbone Loop Comment
  POM8486  Allophyllum glutinosum P. A. Munz, R. D. Harwood 1920-5-15 2941 Los Angeles Sepulveda Canyon. 244 Comment
  RSA334166  Allophyllum integrifolium R. F. Thorne, M. Z. Thorne 1969-7-9 38520 Los Angeles San Gabriel Mts., Angeles National Forest: Wet, sloping meadow, Big Pines, headwaters of Mescal Creek 2072 Comment
  UC56683  Alnus rhombifolia Ernest Braunton 1903-1-10 788 Los Angeles Arroyo Seco Comment
  UCD110020  Alnus rhombifolia Geoffrey Levin 1975-1-19 457 Los Angeles San Dimas Canyon about 2 mi. above the reservoir. San Gabriel Mts. Mt. Range. Comment
  RSA403434  Alternanthera caracasana Freda Detmers 1932-7-10 s.n. Los Angeles Los Angeles. Comment
  RSA0019767  Amaranthus albus Orlando Mistretta, Christine Mistretta 2011-7-1 5890 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  UCR281159  Amaranthus albus R. G. Swinney 2014-6-5 16722 Los Angeles San Gabriel Mountains, Glendora, 0.48 miles north of Sierra Madre Ave. at Rainbow Dr. 381 Comment
  UC310493  Amaranthus blitoides Philip A. Munz Nov 1925 10812 Los Angeles Claremont 365 Comment
  JEPS54295  Amaranthus californicus Frank W. Peirson 1922-7-6 3183 Los Angeles Big Pines San Gabriel Mountains 2072 Comment
  RSA402984  Amaranthus deflexus F. R. Fosberg 1930-9-30 S- 4101 Los Angeles Los Angeles. Comment
  UC84287  Amblyopappus pusillus T. S. Brandegee May 15 1890-Jan 1 1900 Los Angeles Santa Catalina Island Comment
  CDA33942  Amblyopappus pusillus M. O'Brien 2010-5-16 s.n. Los Angeles Santa Monica Mountains; El Matador State Beach. 30 Comment
  UC896706  Ambrosia chamissonis F. R. Fosberg 1931-5-16 S 4879 Los Angeles Little Harbor; Santa Catalina Island 2 Comment
  RSA301944  Ambrosia chamissonis J. R. Shevock 1972-9-16 2277 Los Angeles Point Dune. 3 Comment
  SBBG39592  Ambrosia psilostachya R. F. Thorne 1966-9-14 36672 Los Angeles Cottonwood Crk (where isthmus rd crosses) 30 Comment
  SBBG95268  Ambrosia psilostachya M. B. Dunkle 1928-10-7 1997 Los Angeles Middle Ranch Cyn Comment
  UCD128877  Ambrosia salsola Geoffrey Levin 1975-5-17 514 Los Angeles 1.5 miles east on State 138 from junction with State 18 near Pinyon Hills. Mohave River drainage area. 1158 Comment
  RSA604618  Ammannia robusta Louis C. Wheeler 1967-9-18 s.n. Los Angeles Los Angeles River at Los Feliz Blvd. Comment
  RSA0056379  Amorpha californica L. Haines 1935-7-4 s.n. Los Angeles San Dimas Lookout. Comment
  CAS-BOT-BC180645  Amorpha californica var. californica Ernest Braunton 1902-6-1 424 Los Angeles Elysian Park Comment
  UC78281  Amsinckia Katharine Brandegee May 1889 Los Angeles San Pedro Comment
  JEPS61154  Amsinckia intermedia Frank W. Peirson 1919-4-5 361 Los Angeles Hennigers Flats; San Gabriel Mountains 853 Comment
  RSA533887  Amsinckia intermedia Tim Ross, Mike Hammitt, Orlando Mistretta 1991-5-18 5160 Los Angeles San Clemente Island. 950 WNW of Stone at the beginning of the Stone Canyon drainage. 442 Comment
  RSA660457  Amsinckia intermedia Ian Thompson 1997-2-14 7 Los Angeles Cal Poly Pomona Ecological Reserve, ridge east of C-line. Comment
  UCR95329  Amsinckia menziesii L. C. Wheeler 1967-4-30 9199 Los Angeles San Gabriel Mtns, Liebre Mtns, NW end of foothills (of San Gabriel Mtns), between Bouquet Junction and Bonelli Ranch 396 Comment
  RSA0089901  Amsinckia menziesii James Henrickson 1979-4-18 17819 Los Angeles Just north of Valencia, E of Interstate 5, between McBean Parkway and Valencia Parkway, E of College-of-Canyons. 363 Comment
  UC78286 Image available Amsinckia microsperma T. S. Brandegee 1889-5-1 Los Angeles Santa Catalina Island Comment
  UCR153973  Amsinckia retrorsa A. C. Sanders, T. B. Salvato 2005-4-26 29753 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita, south of Plum Canyon at end of Canyon Crest Dr., NW of mouth of Mint Canyon 488 Comment
  SBBG97032  Amsinckia spectabilis S. Boyd with T. Ross, L. Arnseth 1990-4-8 4356 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  UC625014  Amsinckia spectabilis F. R. Fosberg 1931-3-23 S 4329 Los Angeles Hamilton's Canyon; Santa Catalina Island 30 Comment
  SBBG63564  Amsinckia tessellata R. Hoffmann 1925-5-15 Los Angeles Antelope Valley Comment
  RSA0091449  Amsinckia tessellata var. tessellata Tim Ross 1991-4-28 4771 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 927 Comment
  SD38116  Anagallis arvensis Edith A. Purer 1931-3-19 1551 Los Angeles Manchester Av. Near western LA, grassy field Comment
  RSA509601  Ancistrocarphus filagineus L. C. Wheeler 1967-5-8 9320 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 396 Comment
  RSA600671  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1967-12-7 s.n. Los Angeles San Gabriel Mountains: West Fork of San Gabriel River between Rincon and North Fork. 457 Comment
  RSA602028  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1964-3-18 8425 Los Angeles San Gabriel Mountians: About half way between Roberts Canyon and Fish Canyon. Comment
  UCR185585  Androsace elongata subsp. acuta A. C. Sanders 2007-4-25 33555 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  SEINET6690025 Image available Angophora costata Austin Grifiths Jr., H. P. Martinez 1967-5-31 5302 Los Angeles Los Angeles Arboretum; location K-10-SW Comment
  RSA584619  Anthriscus caucalis T. S. Ross, Steve D. Boyd 1991-4-25 4592 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) 536 Comment
  CHSC100213  Antirrhinum coulterianum John Dittes 2006-6-4 1395 Los Angeles Western Transverse Range; Simi Hills; north of Santa Susana Road; ca. 2.4 air-miles northwest of Chatsworth Highschool, ca. 1.1 air-mile west of Topanga Blvd., ca. 0.7 air-mile east x northeast of Santa Susana Pass. 403 Comment
  SFV3322  Antirrhinum coulterianum K. A. Wilson 1961-4-26 1158 Los Angeles San Gabriel Mountains Soledad Canyon. Small, burnt over canyon adjacent to Bee Canyon, north of River's End Ranch. 610 Comment
  UC440400  Antirrhinum coulterianum Carl Epling and Lincoln Ellison 1929-5-18 Los Angeles Topango Canyon; Santa Monica Mountains Comment
  UCR155642  Antirrhinum coulterianum A. C. Sanders, T. B. Salvato 2005-4-26 29690 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  UC26376  Antirrhinum kelloggii J. H. Barber 1897-3-28 110 Los Angeles Santa Monica Canyon Comment
  UCR281656  Antirrhinum kelloggii R. G. Swinney 2014-5-27 16658 Los Angeles San Gabriel Mountains, Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin 445 Comment
  RSA225694  Antirrhinum multiflorum Robert F. Thorne, Arthur C. Gibson 1971-5-22 39766 Los Angeles San Gabriel Mts., Angeles National Forest: upper Fish Canyon near Falls 396 Comment
  RSA187755  Antirrhinum nuttallianum subsp. subsessile Robert F. Thorne 1966-4-6 35889 Los Angeles Santa Catalina Island. Between White and Moonstone Coves. 15 Comment
  POM354884  Antirrhinum nuttallianum subsp. subsessile Bonnie C. Templeton 1931-4-26 76 H371B Los Angeles Hunington Palisades Comment
  RSA151016  Antirrhinum nuttallianum subsp. subsessile Peter H. Raven 1962-3-27 1699 -B Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 miles east to Portugese Bend. Comment
  SD115059  Aphyllon californicum subsp. feudgei W. P. Armstrong 1983-8-1 1158 Los Angeles San Gabriel Mountains; Blue Ridge Road 0.5 mile east of Guffy Campground. 2377 Comment
  SEINET11080170  Apiastrum angustifolium J. H. Barber 1897-3-28 113 Los Angeles Santa Monica Canyon. Comment
  SEINET12117499  Apiastrum angustifolium I. W. Clokey, Templeton, B. 1929-1 4434 Los Angeles Mandeville Canyon, Santa Monica Mountains 425 Comment
  POM175417  Apocynum cannabinum Joseph A. Ewan 1930-6-23 2650 Los Angeles Little Cienega below Crystal Lake 1463 Comment
  RSA0098786  Apocynum cannabinum R. G. Swinney 2011-6-1 14936 B Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  RSA229012  Apocynum cannabinum R. F. Thorne, C. W. Tilforth 1971-6-30 40771 Los Angeles San Gabriel Mountains, Angeles National Forest: S Fork of Little Rock Creek c. 0.3 mile below Alder Saddle 1616 Comment
  UCR210522  Apocynum cannabinum R. G. Swinney 2008-11-30 9868 Los Angeles San Gabriel Mtns., Duarte, Van Tassel Canyon, 1.45 mi. north of Foothill Blvd. at El Encanto Dr., on Fish Canyon Rd. 204 Comment
  UC10122  Arabis glabra Harley P. Chandler 1898-4-20 Los Angeles Claremont Comment
  RSA228948  Arabis platysperma var. platysperma R. F. Thorne 1971-8-25 41285 Los Angeles San Gabriel Mts., Angeles National Forest. Along trail from Windy Gap to Mt. Hawkins. 2439 Comment
  RSA0128659  Arabis repanda var. repanda R. F. Thorne 1971-8-25 41261 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring on NW slope of Mt. Hawkins. Comment
  RSA470435  Aralia californica Louis Greata 1900-8-30 s.n. Los Angeles Eaton Canyon near Eagle Rock Comment
  POM367173  Arbutus menziesii Anstruther Davidson 1893-07 s.n. Los Angeles Mount Wilson Trail. Comment
  SD3599  Arbutus menziesii C. F. Sonne 1897-1 Los Angeles Sierra Madre Mtns. Comment
  RSA549518  Arceuthobium campylopodum Tim S. Ross, Steve D. Boyd 1990-6-18 3488 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  CATA679  Arctostaphylos catalinae Mark L. Hoefs 1991-4-23 1170 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  RSA626672  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15781 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Road, San Gabriel Mountains. 1000 Comment
  RSA626779  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-8-20 20491 a Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  UCR98733  Arctostaphylos glandulosa subsp. glaucomollis T. S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3829 Los Angeles San Gabriel Mtns., easterly and southeasterly slopes to the SW of Crystal Lake. 1829 Comment
  LA34181  Arctostaphylos glandulosa subsp. mollis Peter H. Raven; Henry J. Thompson 1959-2-25 13808 Los Angeles Santa Monica Mountains, 1.2 mi E of Saddle Peak 670 Comment
  RSA775524  Arctostaphylos glandulosa subsp. mollis Orlando Mistretta, Christine Mistretta 2010-5-22 5185 Los Angeles Upper Aliso Cyn, about 1.5 miles north of Mill Creek summit. 1311 Comment
  UC1137486  Arctostaphylos glandulosa subsp. zacaensis P. L. Johannsen 1934-1-30 257 Los Angeles head of canyon on Mulholland Drive Calabasas Quadrangle, Santa Ynez Canyon Comment
  RSA631567  Arctostaphylos glauca Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 22000 Los Angeles Road 7N23, 3 km south of N2, north base of Liebre Mountains. 1425 Comment
  RSA631606  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15944 Los Angeles Hughes Lake Road, 7 km north of Highway 5. 400 Comment
  RSA631609  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15642 Los Angeles Clear Creek Vista, Angeles Crest Highway. 1130 Comment
  RSA631613  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15857 Los Angeles San Gabriel Canyon, Highway 39, 15 km north of ORV area. 1300 Comment
  RSA631663  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20204 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA631702  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15844 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  UC1950244  Arctostaphylos glauca Barbara Ertter with Teresa Sholars and David Thompson 1987-5-24 6977 Los Angeles head of Dorr Canyon on Hwy 2 E of Dawson Saddle, San Gabriel Mts ca 9 airmiles W of Wrightwood Comment
  UCR108464  Arctostaphylos glauca L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mtns., Mesa on the W side of Bear Creek, off West Fork of San Gabriel River 610 Comment
  RSA634710  Arctostaphylos parryana subsp. tumescens John Crandell, Jon E. Keeley 1992-4-5 15042 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1480 Comment
  RSA634760  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22027 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA634795  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20502 Los Angeles Chilao Campground. 1600 Comment
  RSA635102  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20481 Los Angeles Road to Sulphur Springs Campground, 5.7 km north of Angeles Crest Hwy, North of Chilao Campground. San Gabriel Mtns. 1700 Comment
  RSA635247  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20647 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  RSA635270  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20630 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  UCR124730  Arenaria macradenia B. C. Templeton 1932-8-25 5081 Los Angeles San Gabriel Mtns., Table Mountain near Big Pines Park, Angeles National Forest 2091 Comment
  UC1584893  Arenaria macradenia var. arcuifolia Tim Ross, Steve Boyd 1991-7-24 5615 Los Angeles Granite Mountain 1874 Comment
  UCR101514  Arenaria macradenia var. arcuifolia Steve Boyd, Laura Moore, M. Wall 1997-7-24 10024 Los Angeles Liebre Mountian Region, Sumit of Liebre MOuntain, saddle at head of N Fork Fish Canyon, north of Atmore Meadows and south of Oak Flat, along FS Rd. 7N23, 4.2 mi west of jct with 7N08. 1720 Comment
  RSA660416  Argemone munita Orlando Mistretta 1992-5-21 387 Los Angeles Right Star Mine, S of Acton. Comment
  JEPS51647  Argemone rotundata Frank W. Peirson 1918-7-9 55 Los Angeles San Gabriel Mountains, San Antonio Canyon San Antonio Canyon; San Gabriel Mountains, San Antonio Canyon 1981 Comment
  RSA133744  Artemisia californica Peter H. Raven 1959-2-15 13782 Los Angeles Beverly Glen Canyon 2.6 miles north of Sunset Blvd. 213 Comment
  RSA535313  Artemisia californica Timothy S. Ross 1991-5-20 5368 Los Angeles San Clemente Island; north third; middle N fork of un-named drainage that empties to sea just N of Jack Point lighthouse. 152 Comment
  UCR133743  Artemisia californica F. R. Fosberg 1931-12-10 7156 Los Angeles Channel Islands, Pebble [Pebbly] Beach Canyon, left fork 20 Comment
  LA200154  Artemisia californica Jonathan Sauer; D. Bradbury, A. Lang 1969-9-25 4613 Los Angeles Santa Monica Mountains, Sequit Point 7 Comment
  UC1119568  Artemisia douglasiana P. L. Johannsen 1934-2-17 291 Los Angeles Pico Canyon Santa Susana Quadrangle Comment
  RSA607909  Artemisia dracunculus L. C. Wheeler 1961-6-13 7882 Los Angeles Pacoima Canyon near Dutch Louie Camp 716 Comment
  SBBG62442  Artemisia dracunculus R. Hoffmann 1927-8-31 Los Angeles Oak's Garage, Mint Cyn Comment
  UCR108217  Artemisia spinescens Steve Boyd, Kent Hughes 1998-5-5 10187 Los Angeles West Mojave Desert, Antelope Valley, along Hwy 138 (West Ave. D), west of the junction with Hwy 14, at intersection with 140th Street, c. 4 mi. SW of Rosamond Dry Lake 701 Comment
  UC1042365  Artemisia tridentata John Thomas Howell 1950-11-9 27484 Los Angeles valley flat 3 mi sw Newhall Comment
  RSA626227  Artemisia tridentata subsp. tridentata L. C. Wheeler 1966-10-1 8953 Los Angeles San Gabriel Mountains: West Fork Coldwater Canyon 0.3 miles west of Colby Ranch 1249 Comment
  UCR223153  Asclepias eriocarpa R. G. Swinney 2009-7-22 11337 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  UCR223350  Asclepias eriocarpa R. G. Swinney 2009-7-29 11417 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  RSA314165  Asclepias eriocarpa W. Wisura 1983-8-4 3925 Los Angeles San Gabriel Mtns: Johnson's Pasture, Claremont. Comment
  RSA611396  Asclepias eriocarpa L. C. Wheeler 1931-6-4 S- 29 Los Angeles 2 mi. NE of La Verne. 381 Comment
  RSA601326  Asclepias fascicularis Steve Boyd, Lauren Raz 1997-6-18 9967 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  UCR255467  Asclepias fascicularis Dan S. Cooper 2014-5-23 514- 10 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, Mt. Hollywood Dr. between Royce Canyon and Toyon Landfill 298 Comment
  UCR197216  Asphodelus fistulosus Valerie Soza, Laura A. Moore 2000-5-10 825 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park 579 Comment
  SEINET3884854  Asphodelus fistulosus Tim Ross, Elizabeth Kellogg 1992-4-13 6137 Los Angeles San Clemente Island: North head of the island.; 0 43 Comment
  LA94122  Aspidotis californica Lawrence L. Kiefer; 1966-4-10 1851 Los Angeles SANTA MONICA MOUNTAINS, Rustic Canyon, ca 0.25 mi S of Camp Josepho. 304 Comment
  RSA588690  Aster greatae Orlando Mistretta 1995-7-12 1918 Los Angeles Little Rock Creek. On Creek just S. of confluence with the S. Fork of Little Rock Creek. 1220 Comment
  RSA0078236  Astragalus antisellii Carl B. Wolf 1928-3-29 1584 Los Angeles 5 mi. N. of Castaic, Ridge Route Rd. 548 Comment
  POM2650  Astragalus bicristatus I. M. Johnston 1918-7-6 2056 Los Angeles Prairie Fork of San Gabriel River 2134 Comment
  RSA90151  Astragalus didymocarpus var. didymocarpus F. W. Peirson 1920-3-28 2102 Los Angeles Low hill at foot of Tujunga Canyon, west end of San Gabriel Mtns. 457 Comment
  RSA0139312  Astragalus douglasii var. douglasii Sarah J. De Groot 2005-6-30 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest: Along forest service road 4N21 off Table Mountain Road. 2186 Comment
  POM6812  Astragalus gambelianus L. T. Street, G. Williams 1919-4-12 2495 Los Angeles Hills near Puente. Comment
  UCR20365  Astragalus gambelianus J. A. Powell, Freda Detmers 1929-4-14 s.n. Los Angeles Channel Islands, Santa Catalina Island, Descanso Canyon, near Avalon above Descanso Bay Comment
  RSA612279  Astragalus gambelianus L. C. Wheeler 1934-4-27 2563 Los Angeles Marshall Creek (La Verne Quad.) 488 Comment
  SBBG3220  Astragalus lentiginosus var. variabilis H. and M. Dearing 1938-5-1 2685 Los Angeles Antelope Valley near Palmdale Comment
  RSA718027  Astragalus leucolobus R. G. Swinney 1996-5-27 4746 Los Angeles NW of Wrightwood, c. 200 m N of Hwy. 2 at Mountain High Ski Resort, east runway. 11S MJ-3E, 0N 2073 Comment
  LA210503  Astragalus purshii var. lectulus T. R. Huggins; 2013-6-29 13- 240 Los Angeles SAN GABRIEL MOUNTAINS, Camp Coulter Pines, E of Jackson Lake. On private drive in front of Boy Scout cabin, 0.1 miles from Mescal Creek Road. 1900.0 Comment
  RSA716867  Astragalus purshii var. tinctus Scott D. White, Pam De Vries 2006-5-10 11428 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  RSA3490  Astragalus trichopodus C. B. Wolf 1932-5-9 s.n Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 8 Comment
  UC124580  Astragalus trichopodus H. M. Hall 1908-6-16 8287 a Los Angeles Avalon , Avalon (Santa Catalina Isl) Comment
  RSA2567  Astragalus trichopodus P. A. Munz 1918-4-30 2095 Los Angeles South Hills, Pomona Comment
  CAS-BOT-BC194042  Astragalus trichopodus var. lonchus Peter H. Raven 1962-5-20 17782 Los Angeles Airport Road on main ridge about 0.5 miles west of Middle Ranch turn-off, Santa Catalina Island Comment
  LA205768  Astragalus trichopodus var. phoxus Marcus E. Jones; 1934-4-26 Los Angeles Castaic Canyon, Ridge Road Comment
  UCR252766  Astragalus trichopodus var. phoxus R. G. Swinney 2010-3-10 11809 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes 329 Comment
  RSA3452  Atriplex argentea subsp. expansa L. R. Abrams 1902-8-22 2968 Los Angeles Near Mesmer Comment
  RSA155894  Atriplex argentea subsp. expansa P. H. Raven 1962-5-8 17619 Los Angeles Near Summit of Ridge above Wilson Cove, San Clemente Island 122 Comment
Read comments
Jan 19 2011
  RSA702821  Atriplex canescens Scott D. White 2004-7-27 10622 Los Angeles San Gabriel Mtns. Clear Creek area. Roadside and hiking trail S side of Angeles Forest Hwy, ca. 0.2 mi W of jtn with Angeles Crest Hwy. 1067 Comment
  POM246556  Atriplex coulteri F. R. Fosberg 1931-4-10 S 4560 Los Angeles Santa Catalina Island. Pacific Divide. 200 Comment
  SBBG13640  Atriplex coulteri P. H. Raven 1962-5-8 17589 Los Angeles slopes above Seal Cove 38 Comment
  RSA739269  Atriplex halimus R. E. Riefner 2007-9-23 07 -401 Los Angeles Palos Verdes Peninsula, vicinity of via Coronel Road and Via Olivera Road, Margate School 105 Comment
  POM213071  Atriplex johnstonii C. B. Wolf 1930-12-23 5740 Los Angeles Sun sandy soil of coastal bluffs at Playa del Rey. Upper Sonoran Zone 10m. W. of Vista del Mar St. & 2.5 m. so. of no. curb of Freeman St. 30 Comment
  SEINET4135195  Atriplex lentiformis Grant D. Brown 1950-11-24 568 Los Angeles Base of Palisades bet. Wilshire and California Ave. in Santa Monica.; 0 8 Comment
  UC7044 Image available Atriplex lentiformis subsp. lentiformis W. H. Brewer 1863-12-21 75 Los Angeles Santa Monica; ; Sierra Santa Monica, near Camp 3 Comment
  CAS-BOT-BC180901  Atriplex nummularia Carl B. Wolf 1931-12-30 2635 Los Angeles Playa del Rey 30 Comment
  POM279020  Atriplex nummularia Grant D. Brown 1945-11-24 445 Los Angeles Playa del Rey. 30 Comment
  UC527388  Atriplex nummularia Carl B. Wolf 1930-12-23 1821 Los Angeles coastal bluffs at Playa del Rey 30 Comment
  UCR239604  Atriplex prostrata Dan S. Cooper 2012-9-19 912- 55 Los Angeles South Coast/Santa Monica Mountains, Zuma Lagoon, mouth of Zuma Creek, Malibu 3 Comment
  RSA152243  Atriplex semibaccata I. L. Wiggins 1925-06 1756 Los Angeles White s Landing, Santa Catalina Island Comment
  RSA478401  Atriplex semibaccata F. R. Fosberg 1931-4-13 S 4600 Los Angeles Santa Catalina Island. Pebble [Pebbly] Beach. 0 Comment
  RSA422254  Atriplex serenana George R. Johnstone 1930-10-18 s.n. Los Angeles South of Rosemead. Comment
  RSA478343  Atriplex serenana var. davidsonii George B. Grant, Walter Wheeler 1931 Los Angeles Santa Catalina Island. Comment
  SBBG130606  Atriplex suberecta S. A. Junak 2000-10-12 SCa 1407 Los Angeles Skull Cyn, 0.4 mi from Middle Cyn Rd, just outside gate at storage yard 204 Comment
  RSA0097781  Avena barbata R. G. Swinney 2011-4-26 14520 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 378 Comment
  SD40208  Avena barbata Edith A. Purer 1931-3-12 1502 Los Angeles El Segundo, sand dunes. Comment
  UCR281617  Avena barbata R. G. Swinney 2014-5-21 16639 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
  UCSB6779  Avena fatua Haller, Norman 1953-3-31 Los Angeles Near corner of Bellwood and Olympic; Los Angeles Comment
  RSA93166  Baccharis emoryi F. W. Peirson 1924-10-19 5228 Los Angeles Clearwater. Comment
  UCR119060  Baccharis pilularis Jeremiah George 2000-9-21 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Forrestal Quarry, open space north of Forrestal Dr. near the boundary with Rolling Hills 244 Comment
  JEPS21269  Baccharis salicifolia subsp. salicifolia Frank W. Peirson 1918-10-15 283 Los Angeles foot of trail, Rubio Canyon, San Gabriel Mountains Echo Mtn.; San Gabriel Mountains, Rubio Canyon 548 Comment
  UCR108383  Baccharis salicina L. C. Wheeler 1946-9-9 6368 Los Angeles San Gabriel Mtns., West Fork San Gabriel River, 1/2 mi east of Bear Creek 518 Comment
  LA200297  Barbarea orthoceras Peter H. Raven; 1960-5-29 15448 Los Angeles 792 Comment
  UC1215127  Bassia hyssopifolia Peter H. Raven 1962-7-12 18033 Los Angeles San Clemente Island Northwest Harbor; , Northwest Harbor 9 Comment
  RSA708103  Berberis aquifolium var. aquifolium Gary D. Wallace, Bob Gustafson, Florence Nishida 1985-4-24 2195 Los Angeles San Gabriel Mountains, upper Sawpit Canyon N of Monrovia. 915 Comment
  RSA651197  Berberis nevinii R. N. Berlin 1948-2-7 s.n. Los Angeles [El Monte] Library, [El Monte] Comment
  UCSB21055  Berberis nevinii Darland, Charles 1932-5-15 Los Angeles Pacoima Wash, San Fernando Valley Comment
  RSA133384  Beta vulgaris P. H. Raven, H. J. Thompson 1959-9-6 14387 Los Angeles At mouth of Malibu Creek, 12 Comment
  UCR210518  Bidens frondosa R. G. Swinney 2008-12-6 9971 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel 229 Comment
  CDA10521  Bidens laevis J. B. Cook, C. Siebe 1960-7-1 Los Angeles West side of Rosemead, just opposite weir on Legg Lake. 0 Comment
  UCR205662  Bidens pilosa A. C. Sanders, T. B. Salvato 2009-5-20 36878 Los Angeles San Gabriel Valley, Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 69 Comment
  CAS-BOT-BC101998  Bidens pilosa Peter Raven 1956-6-17 9406 Los Angeles Westwood, Los Angeles Comment
  CAS-BOT-BC127997  Bidens pilosa Lewis S. Rose 1934-12-26 34497 Los Angeles Arroyo Seco, Altadena Comment
  POM178034  Bidens pilosa Joseph A. Ewan 1931-5-11 4187 Los Angeles Throughly naturalized in vacant lot Ocean View Street. Comment
  UC450800  Bloomeria crocea Fay A. Macfadden 1931-4-28 80 E Los Angeles Tuna Canyon Verdugo Hills Comment
  CAS-BOT-BC482055  Bloomeria crocea var. crocea Timothy S. Ross 1992-5-24 6412 Los Angeles Brown's Gulch: (draining to San Gabriel Canyon at the base of San Gabriel Dam); Rancho Santa Ana Botanic Garden, San Gabriel Mountains 475 Comment
  RSA0128743  Boechera californica Steve Boyd, Thomas Elias 1987-4-14 2051 Los Angeles San Gabriel Mountains, Rincon - Red Box Road, S of Rincon Forest Station, N. of Glendora. Comment
  RSA611105  Boechera californica L. C. Wheeler 1970-6-28 s.n. Los Angeles Little Fish Fork, Fish Fork Camp 2011 Comment
  UC314532  Boechera repanda Marcus E. Jones, A. M. 1926-7-8 Los Angeles San Antonio Peak Comment
  CAS-BOT-BC145599  Bothriochloa laguroides subsp. torreyana LeRoy Abrams 1903-3-11 3110 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  CAS-BOT-BC420341  Boykinia rotundifolia unspecified 1901-7-1 1872 Los Angeles W fork of San Gabriel River Comment
  SFV22101  Boykinia rotundifolia S. T. Boyd, V. Arvizu, R. E. Riefner 2006-9-21 11694 Los Angeles Verdugo Mountains Side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway, adjacent to parking area for Santa Monica Mountains Conservancy reserve lands. 460 Comment
  SJSU13373  Boykinia rotundifolia C. W. Sharsmith 1941-6-22 4403 Los Angeles Eaton Cr, San Gabriel Mts 426 Comment
  RSA714519  Brachypodium distachyon A. C. Sanders, Lee Jones 2005-4-8 29344 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  SBBG14043  Brachypodium distachyon P. H. Raven 1962-5-22 17825 Los Angeles above Emerald Bay 121 Comment
  SD85128  Brachypodium distachyon Peter H. Raven 1962-5-22 17825 Los Angeles Santa Catalina Island; open grass land above Emerald Bay 121 Comment
  UCR187001  Brassica geniculata A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32227 Los Angeles Tehachapi Mtns. Foothills, near Oso Pumping Plant on the California Aqueduct, just below the Kern Co. line along the road to the pumping plant 939 Comment
  UCR259547  Brassica geniculata R. G. Swinney 2010-9-7 13695 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA609972  Brassica napus L. C. Wheeler 1970-5-31 s.n. Los Angeles Los Angeles: NW corner of Pico & Figueroa streets. Comment
  SBBG72235  Brassica nigra R. Hoffmann 1929-4-27 Los Angeles Castaic Comment
  CAS-BOT-BC36737  Brassica rapa John I. Carlson 1915-6-13 s.n. Los Angeles Avalon. Santa Catalina Island. Comment
  CAS-BOT-BC36733  Brassica rapa Peter H. Raven; Henry J. Thompson 1959-10-31 14717 Los Angeles Santa Monica Mountains. Wells Avenue near Tampa Avenue. 304 Comment
  CAS-BOT-BC100417  Brickellia californica C. B. Wolf 1931-10-20 2466 Los Angeles 1/2 mi. above Montrose on the rd. from Tujunga to La Canada, San Gabriel Mts. 457 Comment
  HSC79905  Brickellia californica James Henrickson 1972-11-2 8097 Los Angeles 8 mi. NW of Newhall, NW of jct. of Hwy. 5 & Hasley Cyn. Rd. 366 Comment
  RSA191629  Brickellia californica R. F. Thorne, M. Z. Thorne 1966-8-29 36598 Los Angeles along hwy from Crystal Lake to Islip Saddle. 1615 Comment
  UCR210710  Brickellia californica R. G. Swinney 2008-9-10 9415 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek 1463 Comment
  CAS-BOT-BC106136  Brickellia nevinii Peter H. Raven 1961-9-24 16757 Los Angeles Road in Sand Creek 1 mile north of summit above Pacoima Canyon 731 Comment
  UCR127375  Brickellia nevinii A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand 2002-8-8 25578 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, north of East Fork Salt Canyon 549 Comment
  POM294723  Bromus Lyman Benson 1946-5-13 12086 Los Angeles Midway between Pomona and Brea. Pacific Slope Drainage Area, Puente Hills. Alt. 900 feet. 274 Comment
  RSA385306  Bromus arizonicus E. S. Spalding 1920-2-25 s.n. Los Angeles Waste lot, Glendale Comment
  CAS-BOT-BC149414  Bromus berteroanus G. B. Grant 1902-4-27 s.n. Los Angeles Los Angeles. Elysian Park. Comment
  RSA595656  Bromus carinatus Timothy S. Ross, Victor W. Steinmann 1995-5-8 8551 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  CAS-BOT-BC149186  Bromus carinatus var. carinatus Le Roy Abrams 1901-4-1 1345 Los Angeles San Fernando Mountain. Comment
  RSA601329  Bromus carinatus var. carinatus Steve Boyd, Lauren Raz 1997-6-17 9953 Los Angeles Liebre Mountains region: Upper northeastern flank of Burnt Peak, head of Fish Canyon watershead along Forest Service Road 7N23A. 1646 Comment
  UC934048  Bromus carinatus var. carinatus H. L. Cogswell 1951-5-8 97 b Los Angeles 2/3 mi n of San Dimas Foothill Co. Park (base of San Gabriel Mountains, plot 2); San Gabriel Mountains Comment
  UCR272601  Bromus carinatus var. marginatus R. G. Swinney 2011-6-7 15065 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
  RSA0112849  Bromus carinatus var. marginatus Steven A. Junak 1999-5-7 SCa- 895 Los Angeles Santa Catalina Island. Between Cape & Middle Ranch canyons, overlooking Cape Canyon Reservoir, conspicuous butte on ridge. 476 Comment
  UCR200002  Bromus diandrus Valerie Soza, Mariam Sidibeh 2003-3-26 1615 Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Drive and Camino San Rafael junction, above Mayors Bicentennial Park 579 Comment
  POM1263  Bromus grandis D. L. Crawford 1916-5-20 s.n. Los Angeles Mountains above Claremont. Comment
  RSA589231  Bromus grandis Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2930 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
  CAS-BOT-BC155526  Bromus hallii Geo. B. Grant 1904-7-23 6401 Los Angeles Vivian Ranch. 2286 Comment
  CAS-BOT-BC155387  Bromus hordeaceus Dr. H. E. Hasse 1890-4-1 s.n. Los Angeles Soldier's House. Comment
  RSA656173  Bromus hordeaceus Joseph M. Keefe 1978-5-23 23202 Los Angeles San Rafael Mountains; Disturbed chaparral near path; 100 meters east of cafeteria, Glendale College, 1500 North Verdugo Road, Glendale. 287 Comment
  UCR258965  Bromus hordeaceus R. G. Swinney 2010-2-27 11759 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
  CAS-BOT-BC482462  Bromus rubens R. G. Swinney 2010-4-30 12462 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, 0.67 mi E of Wilson Cyn. Debris Basin on S side of the ridge S of the southern of the two eastern forks of Wilson Cyn 616 Comment
  SBBG98487  Bromus rubens T. Ross 1991-5-22 5470 Los Angeles Spray Cyn, short cyn 2400 ft ENE of Spray (which is 5200' N of Eel Pt) 83 Comment
  UCR220159  Bromus rubens R. G. Swinney 2009-4-2 10263 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  RSA0067564  Bromus tectorum R. G. Swinney 2010-5-12 12715 Los Angeles Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone. 921 Comment
  RSA0019945  Bromus tectorum L. C. Wheeler 1967-5-29 9764 Los Angeles San Antonio Canyon, southwest of Spring Hill, between Dry Lake Canyon and Wildcat [Cat] Canyon. 884 Comment
  UC1870201  Buddleja asiatica LeRoy Gross 2001-5-28 410 Los Angeles Los Angeles Basin region: Verdugo Mountains, S side; Start from dead end st Mesa Lila Rd, in Verdugo City. Climb ridge between Henderson and Engleheard Cyns to main crest, then went a short distance down Brand Park Mountain Way from Verdugo Mountain Way. 548 Comment
  JEPS5837  Calandrinia breweri Frank W. Peirson 1919-3-27 357 Los Angeles hills w Arroyo Seco; San Gabriel Mountains 426 Comment
  RSA570049  Calandrinia ciliata Timothy S. Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4906 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity 492 Comment
  UCR88696  Calochortus Scott D. White 1995-10-19 3700 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
  UCR204431  Calochortus albus R. G. Swinney 2003-5-12 8197 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Wilderness Park, c. 0.5 mi. S of Big Dalton Cyn. Rd. and c. 0.9 mi. E of Glendora Mtn. Rd., 100 yds N of Big Cienega Spring Rd. 610 Comment
  POM6999  Calochortus catalinae Philip A. Munz, L. T. Street, G. Williams 1919-4-19 2486 Los Angeles Lone Hill, San Dimas Comment
  RSA188171  Calochortus catalinae Robert F. Thorne 1966-4-4 35780 Los Angeles Santa Catalina Island. Blue Cavern Point, NE of Isthmus Cove 30 Comment
  RSA369072  Calochortus catalinae Geo L. Moxley 1913-9-1 s.n. Los Angeles Near Sturtevants Camp, Santa Anita Canyon. Comment
  SBBG57673  Calochortus clavatus var. gracilis M. N. Ackley 1926-5-8 Los Angeles Mint Cyn 457 Comment
  JEPS61654  Calochortus kennedyi Frank W. Peirson 1921-5-20 1667 Los Angeles about 5 mi back from Mohave Desert; San Gabriel Mts., Little Rock Creek 1127 Comment
  SD112787  Calochortus kennedyi Darley F. Howe 1947-5-4 1544 Los Angeles Antelope Valley. Comment
  RSA586982  Calochortus kennedyi var. kennedyi Orlando Mistretta 1992-5-8 314 Los Angeles Slopes east of Little Rock Creek Reservoir. 1159 Comment
  RSA547485  Calochortus plummerae Timothy S. Ross, Orlando Mistretta 1992-7-24 6756 Los Angeles San Gabriel Mountains: E of Strawberry Peak. 96 deg. east, 1080 meters distant from Strawberry Peak summit. 1506 Comment
  RSA752581  Calochortus plummerae Justin M. Wood 2009-6-8 861 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  CATA482  Calochortus splendens Sara L. Crockett, Steve Junak, Mark Hoefs, Janet Takara 1997-3-28 624 Los Angeles Santa Catalina Island: N side of Cherry Harbor, overlooking mud flats, ca. 40 - 60 m upslope 48 Comment
  RSA377430  Calochortus splendens M. B. Dunkle 1931-4-22 2451 Los Angeles Little Canyon (Cape), Catalina Island. Comment
  UC843701  Calochortus splendens F. R. Fosberg 1931-4-23 S 4690 Los Angeles se slopes Black Jack Mt.; Santa Catalina Island 350 Comment
  UCR192815  Calochortus splendens Dan S. Cooper 2008-4-21 s.n. Los Angeles Western Transverse Range, mesa along north side of Santa Clara River, 1 km west of Sand Canyon Rd., Santa Clarita 470 Comment
  SEINET3146181  Calycadenia tenella G. B. Grant 1904-5-24 125 Los Angeles Pasadena; S CA Comment
  POM4961  Calycadenia tenella I. M. Johnston 1917-5-27 1248 Los Angeles Above Claremont (Johnson's Pasture) Comment
  SBBG21989  Calyptridium monandrum P. H. Raven 1962-4-6 17106 Los Angeles 0.5 mi N of Pearblossom 853 Comment
  UCD100289  Calyptridium monandrum Steve Boyd 1986-3-30 1510 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  UCR276908  Calyptridium monandrum R. G. Swinney 2011-3-29 14277 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
  LA51393  Calystegia macrostegia subsp. cyclostegia Peter H. Raven; Henry J. Thompson 1960-4-12 15025 Los Angeles Santa Monica Mountains, Mulholland Drive, 3.1 W of Las Virgenes Road 274 Comment
  RSA71099  Calystegia macrostegia subsp. intermedia F. W. Peirson 1920-4-22 151 Los Angeles foothills east of Rubio Canyon 533 Comment
  CATA1491  Calystegia macrostegia subsp. macrostegia Mark L. Hoefs, Steven A. Junak 1996-5-1 2696 Los Angeles Santa Catalina Island: By summit reservior 408 Comment
  RSA187907  Calystegia macrostegia subsp. macrostegia R. F. Thorne 1966-4-6 35883 Los Angeles Santa Catalina Island. Between White and Moonstone Coves. 15 Comment
  SBBG58075  Calystegia occidentalis subsp. fulcrata R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  RSA710605  Calystegia peirsonii R. K. Brummitt, David J. Keil 1998-5-25 20029 Los Angeles 14 km N of Castaic, foot of Warm Springs Canyon; roadside bank in mesic chaparral on schist. 665 Comment
  UCR155142  Calystegia peirsonii A. C. Sanders 2005-5-5 29945 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, west edge of Cruzan Mesa, north of Bench Mark 'Plum 671 Comment
  UCR238466  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-3 2625 Los Angeles Transverse Ranges; Liebre Mountains, Southern California Edison transmission line tower (Segment 5, structure 16 per TRTP Survey 2008), in the Antelope Valley, west of 70th Street west and north of the California Aqueduct 880 Comment
  POM3195  Camissonia bistorta L. R. Abrams 1901-4-6 1389 Los Angeles Big Tujunga Wash 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
  RSA655781  Camissonia bistorta LeRoy Gross, Michael Honer, Lel Lubinsky 2000-4-27 189 Los Angeles San Rafael Hills: Ridgetop near lookout Tower, East of the (2) Glendale Freeway. 549 Comment
  RSA624655  Camissonia californica Louis C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 732 Comment
  SEINET3860301  Camissonia campestris R. G. Swinney 2009-4-24 10456 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground.; 0 915 Comment
  UCR270501  Camissonia campestris R. G. Swinney 2011-5-26 14850 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
  RSA569932  Camissonia campestris subsp. campestris Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4840 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  UCR270048  Camissonia campestris subsp. campestris R. G. Swinney 2011-4-20 14432 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  UCR225771  Camissonia graciliflora Dave Silverman, Cindy Hopkins 2007-4-27 6786 Los Angeles Tejon Ranch, north of Oso Canyon, 2.8 km due west of CA Aqueduct, 1.3 km south of Kern Co. line, 1.4 km south of National Cement Plant 1062 Comment
  RSA0095248  Camissonia hirtella R. G. Swinney 2011-6-20 15224 Los Angeles San Gabriel Mountains: Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1567 Comment
  RSA0097618  Camissonia hirtella R. G. Swinney 2011-4-28 14534 Los Angeles San Gabriel Mountains: north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 878 Comment
  RSA448986  Camissonia hirtella Anstruther Davidson 1904-6-1 1083 Los Angeles Wilsons Peak, L.A. Comment
  RSA448989  Camissonia hirtella Anstruther Davidson s.n. Los Angeles Hollywood or Toluca. Comment
  POM7095  Camissonia intermedia P. A. Munz, Street, Williams 1919-4-5 2444 Los Angeles Puddingstone Creek, San Dimas Comment
  RSA549795  Camissonia intermedia Wandalee Thompson 1964-4-11 11 Los Angeles San Francisquito Canyon. Comment
  RSA562889  Camissonia pallida subsp. pallida D. Charlton 1991-4-16 4875 Los Angeles Lancaster, corner of 35 St. West, one block south of K. 701 Comment
  RSA271690  Camissonia robusta M. B. Dunkle 1939-4-6 7298 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  UCR220280  Camissonia strigulosa R. G. Swinney 2009-4-24 10486 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  POM3182  Camissonia strigulosa H. M. Hall 1902-5-1 3051 Los Angeles Vicinity of Elizabeth Lake 838 Comment
  RSA0093048  Camissoniopsis Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14326 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 degrees) NNW of the trailhead. 451 Comment
  SDSU8601  Camissoniopsis bistorta A. H. Gallup 1949-3-18 346 Los Angeles Claremont-open fields on Amhearst Ave. 382 Comment
  CAS-BOT-BC160533  Camissoniopsis lewisii LeRoy Abrams 1913-4-8 3232 Los Angeles Railroad embankment, Inglewood Comment
  RSA433117  Canbya candida Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  POM358  Cardamine californica var. californica D. L. Crawford 1916-3-1 s.n. Los Angeles Mts above Claremont. Moist Canyon 1828 Comment
  SEINET12004992  Cardamine integrifolia J. F. Bright 1934-1 9240 Los Angeles Santa Monica Coast Range Comment
  SD132411  Cardaria pubescens L. LaPre 1990-5-28 Los Angeles City Ranch, in the Anaverde Valley, ca 2 miles west of Palmdale 915 Comment
  UC1584732  Carduus pycnocephalus subsp. pycnocephalus Tim Ross and Annette Ross 1991-6-3 5513 Los Angeles w Pomona (Elephant Hill); Elephant Hill Comment
  UCR270860  Carex R. G. Swinney 2011-8-17 15638 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
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Sep 12 2018
  UCR270810  Carex abrupta R. G. Swinney 2011-8-17 15626 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  RSA0033681  Carex alma Duncan S. Bell, Sarah Fisher, Carrie Kiel 2013-7-23 5436 Los Angeles Sheep Mountain Wilderness; Vincent Gulch, near head of canyon. 1994 Comment
  RSA584616  Carex alma Timothy S. Ross, Steve Boyd 1990-5-29 2708 Los Angeles San Gabriel Mtns: Big Rock Creek. Empty, gutted cabin on E side of riparian strip, just upstream from the Gaging Station. 1235 Comment
  SEINET11629422  Carex alma C. V. Braun 1975-1 144 Los Angeles 1.4 mi N NW of Drinkwater Reservoir, San Francisquito Canyon Comment
  UCR182637  Carex fracta R. G. Swinney 1997-7-23 5729 Los Angeles San Gabriel Mtns, upper Government Canyon, c. 2 miles west of Wrightwood, Blue Ridge Mtn. area 2378 Comment
  UC72396  Carex multicaulis Geo. B. Grant Jun 1902 138 Los Angeles Mt. Wilson Comment
  CAS-BOT-BC118415  Carex praegracilis LeRoy Abrams 1901-4-8 1439 Los Angeles Los Angeles River. Comment
  RSA0000228  Carex subfusca I. M. Johnston 1917-7-31 1505 Los Angeles San Antonio Mts. Icehouse Canon. 1982 Comment
  SEINET4170109  Carex subfusca Unknown 1933-7-31 3524 Los Angeles Buckhorn, San Gabriel Mountains 1981 Comment
  UC212796  Carex triquetra I. Johnston 1917-5-6 1917 Los Angeles Evey Canyon San Antonio Mts. 914 Comment
  RSA151197  Carex tumulicola Peter H. Raven 1962-7-11 18005 Los Angeles Stream in upper reaches of first canyon south of Lemon Tank, San Clemente Island Comment
  POM155672  Castilleja affinis M. B. Dunkle 1928-5-13 1957 Los Angeles Pebbly Beach Canyon, Santa Catalina Island. 46 Comment
  RSA776318  Castilleja angustifolia R. G. Swinney 2009-4-29 10607 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  UC1389201  Castilleja applegatei subsp. martinii Noel H. Holmgren and James L. Reveal 1966-5-30 2614 Los Angeles 2 mi nw Mount Wilson top; San Gabriel Mountains 1645 Comment
  UC1595209  Castilleja applegatei subsp. martinii Tim Ross and Peter Fritsch 1990-6-20 3674 Los Angeles Rincon-Red Box Rd. (2N24) San Gabriel Mountains (ridgetop between West Fork San Gabriel River and Roberts Canyon) 1255 Comment
  CATA235  Castilleja exserta Mark L. Hoefs, A. Douglas Propst 1973-5-4 228 Los Angeles Santa Catalina Island: By Thompson Dam, middle canyon, south exposure 213 Comment
  UCR192186  Castilleja exserta A. C. Sanders 2008-4-10 34799 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  RSA400553  Castilleja foliolosa E. Crow 1929-2-17 158 Los Angeles Foothills NE of Glendora. Comment
  RSA650915  Castilleja foliolosa J. Doty 1969-5-16 669 Los Angeles Elizabeth Lake Canyon, 1.4 miles north of junction with Violin Canyon Road; 7.7 miles north of Castaic Junction 396 Comment
  HSC20512  Castilleja foliolosa C. S. Apperson 1967-6-15 Los Angeles 4 mi. up Haskell Canyon Rd. off Bouquet Canyon Rd. Comment
  UC103538  Castilleja grisea T. S. Brandegee 1894-8-24 Los Angeles San Clemente Island Comment
  NY68086  Castilleja grisea M. B. Dunkle 1939-4-2 7201 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CSUSB909  Castilleja miniata R. D. Keys 1973-5-6 Los Angeles Angeles National Forest 1/4 mile below Falling Springs Resort, San Gabriel Canyon Road, Angeles National Forest; on rock face 10 feet above road. 1219 Comment
  RSA0013592  Castilleja minor Orlando Mistretta, Christine Mistretta 2011-6-30 5780 Los Angeles North Fork Mill Creek; along Forest Road 3N27. 1200 Comment
  UCR270932  Caulanthus amplexicaulis R. G. Swinney 2011-6-14 15126 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  CAS-BOT-BC38299  Caulanthus cooperi Timothy S. Ross 1991-4-27 4646 Los Angeles Mojave Desert. Fort Tejon Road, 0.1 mile west of its junction with highway 138 (& hiking +-S to SSW). 1203 Comment
  CAS-BOT-BC38470  Caulanthus coulteri Robert F. Hoover 1938-4-16 3118 Los Angeles Near Bailey's, upper Antelope Valley. Comment
  UCR200134  Caulanthus heterophyllus Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 771 Los Angeles Verdugo Mountains, south side, above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 518 Comment
  UCSB2483  Caulanthus lasiophyllus Wedberg, H. 1957-5-9 Los Angeles 4 mi. n Hwy. 61, Latigo Can. Comment
  CATA3290  Ceanothus arboreus Julie L. King 2017-3-3 68 Los Angeles Santa Catalina Island: About 700 meter down first major ridge from Silver Peak Rd. off Water Tank Rd., ridge heads in a SSE direction 0 Comment
  SD112041  Ceanothus arboreus Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Santa Catalina Island; east side of Black Jack Mountain Comment
  SBBG71352  Ceanothus cordulatus R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk, Paradise Camp Comment
  CAS-BOT-BC83809  Ceanothus cuneatus var. cuneatus D. O. Burge 2009-3-30 1071 b Los Angeles Sierra Pelona Mountains, Ruby Canyon 615 Comment
  CAS-BOT-BC50152  Ceanothus integerrimus Le Roy Abrams; E. A. McGregor 1908-7-3 585 Los Angeles North Baldy Mountain, San Gabriel Mountains, near head of Rock Creek 1828 Comment
  UCR114213  Ceanothus integerrimus A. C. Sanders, D. Malueg 1998-6-24 22076 Los Angeles San Gabriel Mtns., 2 miles east of Mt. Gleason at Little Gleason Forestry Plantation, on So. Cal. Edison Mesa-Vincent transmission line at tower 7-2 1707 Comment
  POM2825  Ceanothus leucodermis O. Kenney 1893-2-25 s.n. Los Angeles Mountain, collected near Pasadena Comment
  UCR204098  Ceanothus leucodermis Mark A. Elvin, Anne Marie Ruff 1996-8-1 302 Los Angeles Transverse Ranges; San Gabriel Mountains, Angeles National Forest, Glendora Ridge Road, 4.2 mi from gate 1043 Comment
  OBI10435  Ceanothus megacarpus Louis C. Wheeler 1932-2-20 448 Los Angeles Mandeville Cyn, Santa Monica Mts 137 Comment
  CATA1105  Ceanothus megacarpus var. insularis M. B. Dunkle 1929-3-17 2059 Los Angeles Santa Catalina Island: Cape Canyon 0 Comment
  RSA177820  Ceanothus megacarpus var. insularis Robert F. Thorne, Percy C. Everett 1965-5-10 34472 Los Angeles Santa Catalina Island. Near Catalina Airstrip 457 Comment
  RSA598221  Ceanothus megacarpus var. insularis Sara L. Crockett 1997-1-18 558 Los Angeles Santa Catalina Island. 2.2 miles NW on Stage Road frm jct. with Middle Ranch Road. 366 Comment
  CAS-BOT-BC51426  Ceanothus megacarpus var. megacarpus LeRoy Abrams 1902-6-17 2560 Los Angeles Sepulveda Canyon, Santa Monica Mountains Comment
  SBBG68433  Ceanothus megacarpus var. megacarpus unknown -May-1893 Los Angeles Cahuenga Pass Comment
  RSA127441  Ceanothus oliganthus H. J. Thompson 1959-3-22 1868 Los Angeles 1 mile W of Triunfo Canyon, 3 miles W of Malibu Lake, Lobo Canyon. 274 Comment
  UC574961  Ceanothus oliganthus var. oliganthus Carl Epling, R. Fowler, K. Kneen April 1933 Los Angeles Boney Ridge Santa Monica Mts. Comment
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Nov 11 2014
  CAS-BOT-BC63302  Ceanothus spinosus H. E. Hasse 1889-9-10 s.n. Los Angeles Santa Monica Range. Comment
  CAS-BOT-BC63312  Ceanothus spinosus unspecified 202 Los Angeles Santa Monica Canyon. Comment
  POM8741  Ceanothus spinosus P. A. Munz, R. D. Harwood 1920-5-15 3950 Los Angeles Sepulveda Canyon, Santa Monica Mountains 244 Comment
  UC18429  Ceanothus spinosus State Survey 1860-12-18 74 Los Angeles Sierra Santa Monica Comment
  CAS-BOT-BC281950  Centaurea benedicta Louis C. Wheeler 1932-6-14 825 Los Angeles P. E. R. R. near fairground, Pomona 259 Comment
  CAS-BOT-BC272146  Centaurea cineraria T. Mosquin 1959-5-30 3302 Los Angeles Catalina Island, hills west of Avalon Comment
  CATA26  Centaurea melitensis USC Wrigley Interns: Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Miller Zou, Sarah Ratay 2011-7-1 10 Los Angeles Santa Catalina Island: Deer Valley Trail, Aspect: Northwest, Slope: approx. 30% 22 Comment
  RSA598908  Centaurea melitensis R. G. Swinney 1969-1 538 Los Angeles Base of San Gabriel Mountains, in and near the city of Glendora. 0.6 mi. N of Sierra Madre Ave. on N Pennsylvania Ave. 365 Comment
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May 12 2013
  SBBG65834  Centaurea melitensis R. Hoffmann 1929-4-26 Los Angeles ca. 5 mi W of Castaic Comment
  CDA20159  Centaurea melitensis M. O'Brien 2003-5-18 MOB 20 -03 Los Angeles South Coast; Malibu Lagoon State Beach. 0 Comment
  CAS-BOT-BC179821  Centrostegia thurberi Frank W. Peirson 1919-5-10 28 Los Angeles Arraster Creek, San Gabirel Mts. 914 Comment
  RSA0068080  Centrostegia thurberi R. G. Swinney 2010-5-19 12843 Los Angeles Horseshoe bend in Pacific Telephone Access Rd., 0.3 air miles NNE of Oracle Hill Summit, 2.1 air miles due east of Angeles Forest Hwy, 0.8 air miles due west of Mt. Emma Rd. 1207 Comment
  RSA605502  Centrostegia thurberi Louis C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge. 1494 Comment
  RSA86677  Cercocarpus betuloides F. W. Peirson 1927-3-19 7115 Los Angeles Seminole Hot Springs. Santa Monica Mts. Comment
  UCR114206  Cercocarpus betuloides A. C. Sanders, D. Malueg 1998-6-24 22072 Los Angeles San Gabriel Mtns., brushy SE facing slope on ridge c. 3.5 mi. NE of Big Tujunga Dam, just below VABM 'Wreck', So. Cal. Edison Mesa-Vincent transmission line at tower 10-4 1305 Comment
  LA47759  Cercocarpus betuloides var. betuloides Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  UC1127865  Cercocarpus betuloides var. betuloides H. A. Jensen 1933-4-10 282 Los Angeles Verdugo Mountain 762 Comment
  UC457207  Cercocarpus betuloides var. betuloides Carl Epling 1931-5-2 Los Angeles Santa Monica Mountains, Los Alisos Canyon Los Alisos Canyon; Santa Monica Mountains, Los Alisos Canyon Comment
  RSA449417  Cercocarpus betuloides var. blancheae R. J. Smith 1934-5-25 s.n. Los Angeles Santa Catalina Island. Comment
  SBBG12772  Cercocarpus betuloides var. blancheae E. R. Blakley 1962-10-6 5478 Los Angeles Bullrush Cyn, S of Middle Ranch 228 Comment
  UC625129  Cercocarpus betuloides var. blancheae F. R. Fosberg 1931-5-6 54798 Los Angeles Cape Canyon, Santa Catalina Island Cape Canyon; Santa Catalina Island, Cape Canyon Comment
  UC859400  Cercocarpus betuloides var. blancheae Geo. C. Roeding 1922-2-18 Los Angeles Santa Catalina Island Comment
  RSA449456  Cercocarpus traskiae Blanche Trask 1901-03 1931 Los Angeles Avalon, Catalina Island. Comment
  SBBG31387  Cercocarpus traskiae R. F. Thorne 1967-5-18 36900 Los Angeles Salta Verde, lateral gully to Wild Boar Gully 213 Comment
  SBBG32104  Cercocarpus traskiae R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -186 Los Angeles Wild Boar Gully, Salta Verde Comment
  CAS-BOT-BC279514  Chaenactis artemisiifolia Geo. B. Grant 1904-6-15 166 Los Angeles Pasadena Comment
  RSA0058225  Chaenactis artemisiifolia Richard G. Swinney 2010-4-23 12351 Los Angeles San Gabriel Mountains: lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  UCR259935  Chaenactis artemisiifolia R. G. Swinney 2010-4-28 12426 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  SEINET7063085  Chaenactis fremontii A. G. Vestal 1963-5-22 s.n. Los Angeles Outside Bobs Gap, Antelop Valley. UTM Zone 11, 425337mE, 3812845mN. (WGS84/NAD83). 1247 Comment
  UC1563083  Chaenactis fremontii Steve Boyd 1986-3-30 1509 Los Angeles 0.5 mi e of junction with Hwy 138 (Highway 18, ne of Pinyon Hills); Mojave Desert Comment
  RSA0115252  Chaenactis glabriuscula Richard G. Swinney 2010-6-8 13222 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 100-300m south of Placerita Cyn. in Los Pinetos Cyn. 573 Comment
  POM156355  Chaenactis glabriuscula var. glabriuscula L. R. Abrams 1902-6-9 2503 Los Angeles Playa del Rey. Comment
  RSA0088569  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-5-11 12699 Los Angeles East of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd. 872 Comment
  SBBG12582  Chaenactis glabriuscula var. glabriuscula E. R. Blakley 1958-5-9 2261 Los Angeles ca. 2 mi E of Gorman 1097 Comment
  SBBG96793  Chaenactis glabriuscula var. glabriuscula T. Ross, S. Boyd 1990-6-6 2827 Los Angeles Green Valley Pasture, in San Francisquito Cyn 926 Comment
  UC55113  Chaenactis glabriuscula var. glabriuscula H. M. Hall 1903-4-1 3776 Los Angeles near Los Angeles; Playa del Rey Comment
  UCR177162  Chaenactis glabriuscula var. glabriuscula LeRoy Gross 2001-5-6 381 Los Angeles Los Angeles Basin; Verdugo Mountains, Sun Valley, along trail that comes up from Morning Glow Way off of La Tuna Canyon Road 378 Comment
  UCR259892  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-6-1 13077 Los Angeles San Gabriel Mountains, Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1098 Comment
  RSA590597  Chaenactis glabriuscula var. glabriuscula Timothy S. Ross, Walter Appleby 1993-5-20 7181 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle. 951 Comment
  JEPS30578  Chaenactis glabriuscula var. orcuttiana Donald M. Kyhos 1958-5-10 58 -187 Los Angeles Playa del Rey Comment
  UC1584220  Chaenactis santolinoides Tim Ross and Steve Boyd 1990-5-17 2592 Los Angeles Mill Creek Tree Plantation, Tujunga District San Gabriel Mts., Angeles National Forest 1612 Comment
  JEPS30580  Chaenactis stevioides Donald M. Kyhos 1957-5-10 57 -134 Los Angeles just s of Gorman Comment
  RSA497603  Chaenactis xantiana A. C. Sanders 1988-4-3 7746 Los Angeles SW end Tehachapi Mountains, l mile NW of Gorman on gasline road, 0.4 mile above old highway. 1280 Comment
  UCR214028  Chaenactis xantiana A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37957 Los Angeles Tehachapi Mountains, Crane Canyon, 1.0 mi. SE (144 deg. ) of Castac Lake, 1.7 mi. NE (43 deg. ) of Gorman, just S of Kern Co. line 1189 Comment
  RSA562261  Chaenactis xantiana D. Charlton 1989-6-10 3207 Los Angeles Tejon Post Road, 1 mile S of town of Gorman Alkali Spring at the Electric Substation. 1220 Comment
  UC494207  Chamaesyce maculata Arthur N. Carter 1932-11-6 Los Angeles Sierra Madre, base of mountains Comment
  POM2806  Chamaesyce melanadenia Jack Kellogg s.n. Los Angeles Claremont. 305 Comment
  RSA578986  Chamaesyce polycarpa var. polycarpa T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7427 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; southerly coastal bluffs near 154-foot triangulation point, 1875 m SE of Inspiration Point. 21 Comment
  CDA4773  Chamaesyce serpens Phillipson 1915-6-17 Los Angeles Monrovia. Comment
  SBBG130730  Chamaesyce serpyllifolia S. A. Junak 2000-10-12 SCa 1414 Los Angeles Middle Cyn, along N side of Thompson Reservoir, NW side of reservoir 204 Comment
  CAS-BOT-BC68142  Cheilanthes newberryi Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Island Comment
  RSA0114180  Chenopodium album Steven A. Junak 2000-6-30 SCa- 1355 Los Angeles Santa Catalina Island. At upper end of Little Harbor, near camp area, campground (N end). 8 Comment
  RSA212151  Chenopodium ambrosioides L. S. Rose 1969-12-30 69119 Los Angeles Santa Monica Mountains; Franklin Canyon. 213 Comment
  POM13557  Chenopodium ambrosioides P. A. Munz 1922-11-20 6566 Los Angeles 2 miles SE of Covina. Comment
  UCR20505  Chenopodium berlandieri P. H. Raven, H. J. Thompson 1959-9-18 14449 Los Angeles Western Transverse Range; Santa Monica Mtns. Foothills, University of California, West Los Angeles 152 Comment
  POM20621  Chenopodium berlandieri var. sinuatum P. A. Munz 1923-11-8 7799 Los Angeles Lone Hill, Glendora. Comment
  RSA701275  Chenopodium botrys LeRoy Gross 2003-5-4 823 Los Angeles South side of mountains: Along east side of Brand canyon a short distance above the large waterfall. 393 Comment
  RSA0040464  Chenopodium californicum R. G. Swinney 2010-5-11 12645 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
  SBBG98073  Chenopodium californicum T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5240 Los Angeles first un-named cyn S of Snake Cactus Cyn (drainage beginning 1420' W of Guds) 152 Comment
  UCR223107  Chenopodium californicum R. G. Swinney 2009-5-13 10796 Los Angeles Transverse Range; San Gabriel Mtns. Foothills, Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  POM158265  Chenopodium californicum M. B. Dunkle 1928-5-27 1971 Los Angeles Hamilton Canyon, San Clemente Island 18 Comment
  RSA630254  Chenopodium fremontii Scott D. White, Dave Bramlet 1998-8-11 7055 Los Angeles San Gabriel Mts.: West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  UCR50082  Chenopodium multifidum A. C. Sanders 1987-7-22 7172 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  RSA478538  Chenopodium murale Robert Gustafson 1981-3-10 2109 Los Angeles Ballona Wetlands, Area 1. Comment
  SD75642  Chenopodium murale M. B. Dunkle 1939-4-3 7222 Los Angeles in gravelly stream bed, Chenetti stream gorge, San Clemente Island Comment
  RSA601563  Chlorogalum pomeridianum var. pomeridianum Louis C. Wheeler 1967-6-15 9838 Los Angeles Liebre Mountain Region: Foothills NE of Saugus. 381 Comment
  RSA585357  Chorizanthe brevicornu var. brevicornu Tim S. Ross 1991-4-27 4698 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA0038402  Chorizanthe parryi Lee Haines 1935-7-4 s.n. Los Angeles San Dimas Lookout road, San Gabriel Mts. Comment
  SBBG122081  Chorizanthe parryi var. fernandina A. Parikh, N. Gale 2002-5-4 1737 Los Angeles 1.5 km S of Castaic Junction, 0.5 km W of Six Flags Magic Mtn 345 Comment
  SBBG124788  Chorizanthe parryi var. fernandina A. Parikh, N. Gale 2010-4-7 2155 Los Angeles Newhall Ranch, 0.1 km W of Potrero Cyn, S of Santa Clara River, 1 km S of Hwy 126 315 Comment
  UCD99811  Chorizanthe parryi var. fernandina A. C. Sanders; Mark A. Elvin, et al. 2003-4-16 26060 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course. 366 Comment
  UCR237903  Chorizanthe parryi var. fernandina Mark A. Elvin 2003-4-24 2527 Los Angeles Santa Clara RiverValley, Valencia, Newhall Ranch, entrance to Magic Mountain Theme Park, survey area 62 549 Comment
  CAS-BOT-BC252775  Chorizanthe parryi var. parryi Marcus E. Jones 1926-5-21 s.n. Los Angeles Mountains near Claremont Comment
  LA52276  Chorizanthe staticoides Louis Wheeler; 1932-4-30 668 Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 167 Comment
  RSA714516  Chorizanthe staticoides A. C. Sanders, Andy Thompson 2003-4-15 26002 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park. 396 Comment
  UCR155389  Chorizanthe staticoides A. C. Sanders, T. B. Salvato 2005-5-24 30273 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, c. 0.5 mi. NW of community of Mint Canyon 610 Comment
  UCR245449  Chorizanthe xanti Elizabeth A. Kempton, Steve Boyd, Valentin Arvizu 2006-6-17 394 Los Angeles Along Ridge Route 1283 Comment
  SBBG62271  Chorizanthe xanti var. xanti R. Hoffmann 1929-5-18 Los Angeles Harold Comment
  UC1929888  Chorizanthe xanti var. xanti Scott D. White, Michael Honer 2003-5-7 9207 Los Angeles LIEBRE MOUNTAINS: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. Comment
  RSA476628  Chrysolepis sempervirens Gary D. Wallace 1965-7-18 s.n. Los Angeles Mt. Waterman. Comment
  RSA90904  Chrysothamnus nauseosus subsp. bernardinus F. W. Peirson 1918-9-7 226 Los Angeles Trail along west slope of Mt. Markham 1615 Comment
  RSA631106  Chrysothamnus nauseosus subsp. mohavensis R. G. Swinney 1989-8-23 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton spreading grounds. 305 Comment
  RSA94916  Cirsium brevistylum F. W. Peirson s.n. Los Angeles Laurel Canyon, Santa Monica Mts. Comment
  RSA482517  Cirsium occidentale var. californicum Richard Noyes, L. Arnseth 1988-4-30 501 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  UCR259143  Cirsium occidentale var. coulteri R. G. Swinney 2010-4-28 12378 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  POM53538  Cirsium occidentale var. occidentale C. F. Baker 1904-5-6 4842 Los Angeles Hills near Pomona Comment
  UC1174821  Cirsium ochrocentrum var. ochrocentrum George W. Garrettson 1960-7-22 Los Angeles about 100 yards w of Water Street; Walnut Comment
  UCR138533  Cirsium vulgare L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mtns, divide between Oak Spring Canyon and Cottonwood Canyon, off Little Tujunga Canyon 823 Comment
  RSA649613  Cistus ladanifer Lori Ackerman, Gerald Braden 1988-4-22 8 Los Angeles North end of West Fork [San Gabriel] River. Comment
  CAS-BOT-BC223883  Cistus salviifolius Tim Ross; Walter Appleby 1993-4-15 6822 Los Angeles Western San Gabriel Mtns: Southerly draw ca 515 m SSW of May Canyon Saddle, draining to Wilson Canyon; disturbed area on N side of Loop Canyon Road 1011 Comment
  UCR48950  Citrus limon A. C. Sanders 1987-10-13 7421 Los Angeles Southern coast, El Segundo Dunes west of Los Angeles International Airport and Peshing Drive 38 Comment
  POM153231  Clarkia bottae C. L. Hitchcock 1928-5-3 50 Los Angeles Beverly Hills. 250 Comment
  CSUSB226  Clarkia dudleyana Art Whistler 1966-5-1 Los Angeles Roadside near intersection of Mulholland Drive and Valley Circle Blvd.; San Fernando Valley. Comment
  RSA660062  Clarkia dudleyana Matt Bogdanoff 1981-5-24 20 Los Angeles Big Dalton Cyn. Rd., 0.7 mi E of junction with Glendora Mtn. Rd., N of Glendora. 396 Comment
  SBBG31137  Clarkia epilobioides R. F. Thorne with M. Z. Thorne 1966-5-31 36436 Los Angeles Fern Cyn, W of Orizaba Mtn 228 Comment
  RSA72216  Clarkia heterandra F. W. Peirson 1923-6-9 3551 Los Angeles Pine Canyon near Elizabeth Lake. 1189 Comment
  UCR99486  Clarkia heterandra Steve Boyd, Lauren Raz 1997-5-20 9795 Los Angeles Transverse Range; Liebre Mountains, Northern flank of Sawmill Mtn., upper Heryford Canyon drainage, just NE of Sawmill Summit at the junction of F.S. Roads 7N23 & 7N08 1585 Comment
  IRVC29658  Clarkia purpurea Mark A. Elvin 2003-6-12 2945 Los Angeles Newhall Ranch, S of Magic Mountain Amusement Park, W of The Old Road Santa Clarita Valley 366 Comment
  LA45566  Clarkia purpurea subsp. quadrivulnera Carl Epling; Nesta Hutchinson 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  OBI5929  Clarkia purpurea subsp. quadrivulnera Carl B. Wolf 1932-5-13 3624 Los Angeles Santa Catalina Island. 3.5 mi (by rd) from Avalon on way to Isthmus 366 Comment
  OBI12076  Clarkia unguiculata Bill Arbaugh 1966-5-28 s.n. Los Angeles Tajunga Cyn 305 Comment
  RSA600204  Clarkia unguiculata Steve Boyd, Lauren Raz 1997-5-28 9890 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  RSA73345  Clarkia xantiana F. W. Peirson 1928-6-2 7943 Los Angeles Trail up South Fork of Rock Creek. 1677 Comment
  UCR223516  Claytonia parviflora R. G. Swinney 2009-6-8 11075 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
  RSA613726  Claytonia parviflora subsp. utahensis L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravenna. 716 Comment
  UCR71247  Claytonia perfoliata Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4293 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, first canyon south of Bryce Canyon Comment
  SEINET181922 Image available Claytonia perfoliata subsp. mexicana Ira W. Clokey, B. Templeton March 1929 4525 Los Angeles Santa Monica Mt.; Mandeville Canyon. 275 Comment
  UC412621  Claytonia perfoliata subsp. mexicana unknown 1905-4-16 797 Los Angeles Pasadena Comment
  POM790  Claytonia perfoliata subsp. mexicana P. A. Munz 1918-4-5 2020 Los Angeles Pomona. Comment
  RSA466686  Claytonia perfoliata subsp. mexicana C. B. Liter, J. A. Powell?? 1928-4-3 s.n. Los Angeles Santa Catalina Island. West of St. Catherine Hotel. Comment
  RSA466689  Claytonia perfoliata subsp. mexicana F. H. Elmore 418 Los Angeles San Clemente Island. Comment
  RSA660469  Claytonia perfoliata subsp. mexicana Mary C. Hunter 1994-5-28 0031 Los Angeles Off Angeles Crest Hwy, West of highway heading North; Road marked 2931; Pasadena 61 Comment
  RSA0117519  Claytonia perfoliata subsp. perfoliata A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37984 Los Angeles Tehachapi Mountains: west fork of Crane Canyon, 1.47 mi. SE (155 deg ) of Castac Lake, 1.36 mi. NE (56 deg ) of Gorman, just S of Kern Co. line. 1221 Comment
  RSA679883  Claytonia rubra subsp. rubra LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 844 -b Los Angeles East side of Punchbowl Canyon. 1585 Comment
  UCR95286  Claytonia rubra subsp. rubra Steve Boyd, Orlando Mistretta 1996-5-1 8751 Los Angeles San Gabriel Mtns, Liebre Mtns, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08 1561 Comment
  RSA0091084  Clematis lasiantha R. G. Swinney 2011-4-9 14365 Los Angeles 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
  RSA386281  Clematis pauciflora A. M. Johnson 1933-5-20 4310 Los Angeles Fish Canyon Wash. Comment
  SEINET3154035  Cleome houtteana G. B. Grant 1901-1-1 615 Los Angeles Santa Catalina island Comment
  RSA65788  Cleomella obtusifolia F. W. Peirson 1933-5-13 10661 Los Angeles 12 miles south of Muroc. Comment
  CDA7446  Cnicus benedictus G. K. Helmkamp, E. A. Helmkamp 1998-5-21 4049 Los Angeles Western Mojave Desert; Junction of Munz Ranch Road and Lake Elizabeth Road north of Lake Elizabeth. Comment
  SBBG66400  Collinsia callosa R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk, Paradise Camp Comment
  POM45047  Collinsia heterophylla I. E. Diehl 1902-6-27 243 Los Angeles San Gabriel Moutains region Mt. Lowe Comment
  RSA408278  Collinsia heterophylla M. B. Dunkle 1939-4-6 7295 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  UCR133633  Collinsia heterophylla I. W. Clokey, E. G. Anderson 1935-5-9 6872 Los Angeles San Gabriel Valley, Pomona Hills 396 Comment
  UCR138844  Collinsia heterophylla L. C. Wheeler 1967-5-18 9621 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  RSA408280  Collinsia heterophylla J. T. Howell 1928-5-6 3782 Los Angeles Big Santa Anita Canyon, San Gabriel Mountains, East Fork Trail. Comment
  CAS-BOT-BC240958  Collinsia parryi H. E. Hasse 1893-6-3 s.n. Los Angeles Newhall Comment
  RSA0117324  Collinsia parryi Steve D. Boyd, Lauren Raz 1997-4-30 9628 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
  RSA0117353  Collinsia parryi Louis C. Wheeler 1963-5-5 8248 Los Angeles San Gabriel Mountains: Bear Creek, off West Fork San Gabriel River. 549 Comment
  RSA655797  Collinsia parviflora James Henrickson 2000-4-15 20704 Los Angeles Ca. 1 mile SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14. 457 Comment
  RSA729094  Collinsia torreyi var. wrightii R. G. Swinney 1999-7-5 7515 Los Angeles San Gabriel Mtns.: Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines highway at a point 0.5 mi. west of junction of Hwy 2. 1866 Comment
  UC1260167  Collinsia torreyi var. wrightii Robert F. Thorne and Larry DeBuhr 1974-6-28 44747 Los Angeles Lily Springs Area on n slope of Mount Hawkins, drainage of South Fork of Big Rock Creek, San Gabriel Mountains, Angeles National Forest South Fork of Big Rock Creek; San Gabriel Mountains, Angeles National Forest 2438 Comment
  SEINET10317249 Image available Collinsia wrightii Wesley O. Griesel 1962-6-6 Los Angeles Dawson Saddle, San Gabriel Mountains 2438 Comment
  HSC18593  Comarostaphylis diversifolia subsp. planifolia G. E. Anderson 1966-4-6 48 Los Angeles 1 mi. S of Topanga near Hwy. 27 Comment
  RSA467090  Comarostaphylis diversifolia subsp. planifolia Anstruther Davidson 1893-8-22 s.n. Los Angeles Santa Catalina Island. Comment
  CATA3087  Convolvulus arvensis Amy Catalano, Steven Junak 2016-4-28 092 Los Angeles Santa Catalina Island: North edge of Triangulation Point Pablo downslope from trail 31 Comment
  SD69700  Convolvulus arvensis Robert F. Thorne 1966-4-29 36283 Los Angeles Santa Catalina Island; near dam Middle Ranch, Middle Ranch Canyon. 199 Comment
  RSA160571  Conyza canadensis J. D. Olmsted 1959-9-21 975 Los Angeles Along road above Big Dalton dam along side inlet from Monroe Canyon in San Dimas Experimental Forest NE of Glendora, San Gabriel Mts. 518 Comment
  RSA228987  Corallorhiza maculata Robert F. Thorne 1971-8-25 41274 Los Angeles San Gabriel Mountains, Angeles National Forest: Near Lily Springs on NW slope Mt. Hawkins 2500 Comment
  CAS-BOT-BC287873  Coreopsis californica Marcus E. Jones 1882-5-2 3361 Los Angeles Pasadena Comment
  UCR90813  Coreopsis californica A. C. Sanders, G. K. Helmkamp 1996-3-24 18017 Los Angeles Mojave Desert, 240th Street. E, just north of Ave. 'O' & 4.7 mi south of Ave. 'J', 1 km NE of Moody Springs. 877 Comment
  UC1536842  Coreopsis calliopsidea G. H. True Jr. 1935-3-28 183 Los Angeles 2 mi s of Palmdale (.5 mi e of main highway) Comment
  POM294282  Corethrogyne filaginifolia Lyman Benson 1945-9-26 11862 Los Angeles Claremont, Pomona Valley. 366 Comment
  POM356141  Corethrogyne filaginifolia Wm Martin 1971-8-11 s.n. Los Angeles Point Dume. 15 Comment
  UC625073  Corethrogyne filaginifolia F. R. Fosberg 1931-7-11 S 5375 Los Angeles Middle Ranch Canyon at mouth of Cape Canyon; Santa Catalina Island 200 Comment
  UCD130835  Corethrogyne filaginifolia F. R. Fosberg 1931-7-11 S 5375 Los Angeles Middle Ranch Canyon at the mouth of Cape Canyon, Santa Catalina Island. 200 Comment
  UCR261323  Corethrogyne filaginifolia R. G. Swinney 2010-3-13 11885 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  POM156144  Corethrogyne filaginifolia var. filaginifolia L. R. Abrams 1904-9-2 4170 Los Angeles Elysian Park. Comment
  POM40858  Corethrogyne filaginifolia var. filaginifolia Marcus E. Jones 1882-05 s.n. Los Angeles Pasadena. Comment
  RSA640897  Corethrogyne filaginifolia var. peirsonii L. C. Wheeler 1967-8-13 10448 Los Angeles San Gabriel Mts.: across Soledad Canyon from second RR tunnel down canyon from Bear Canyon 548 Comment
  RSA787100  Coronilla valentina subsp. glauca Danielle LeFer 2012-5-23 s.n. Los Angeles Abalone Cove Reserve in Rancho Palos Verdes. Approximately 3 miles East of Palo Verdes Drive South from Hawthorne Boulevard. Right side of road in disturbed area. 61 Comment
  SEINET10543197  Cotoneaster franchetii David B. Dunn 1971-8-11 Dunn 18097 Los Angeles Cultivated plants at 4911 pasadena ave. Terrace Comment
  CAS-BOT-BC287264  Cotula australis Geo. L. Moxley 1927-5-1 2070 Los Angeles Arroyo Seco, Highland Park, Los Angeles Comment
  UCR51313  Crassula argentea A. C. Sanders 1988-2-3 7595 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd. 30 Comment
  CAS-BOT-BC427730  Crassula connata George B. Grant; Walter Wheeler 1904-4-21 H 2955 Los Angeles At Isthmus, Santa Catalina Island, Pacific Ocean, off southern California Comment
  SBBG12024  Crassula connata P. H. Raven 1962-4-10 17208 Los Angeles summit of Thirst 579 Comment
  RSA762167  Crassula connata Orlando Mistretta, Christine Mistretta 2008-5-6 2670 Los Angeles Southern California Edison transmission line corridor (Segment 11, Impact Areas 14, 15, 16 (Gould Subtation) per TRTP Survey 2008), in the vicinity of Arroyo Seco Canyon. 576 Comment
  CAS-BOT-BC427961  Crassula tillaea A. C. Sanders 2003-3-14 25775 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel. 171 Comment
  SD69699  Crocanthemum scoparium var. vulgare Robert F. Thorne 1966-4-29 36324 Los Angeles Santa Catalina Island; below road to White's Landing above turn-off to Echo Lake. 409 Comment
  SBBG106909  Crossosoma californicum M. L. Hoefs, R. F. Thorne 1996-4-6 2646 Los Angeles Renton Mine Rd 243 Comment
  RSA480563  Croton californicus E. A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  OBI28054  Cryptantha David J. Keil, Dirk Walters 1977-4-30 12291 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
  UCR197794  Cryptantha barbigera Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 88 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  UCR269948  Cryptantha barbigera var. barbigera R. G. Swinney 2010-5-19 12783 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
  CAS-BOT-BC183857  Cryptantha circumscissa Timothy S. Ross; Steve Boyd 1994-5-10 7756 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon 883 Comment
  SEINET7063086  Cryptantha circumscissa A. G. Vestal 1963-5-22 s.n. Los Angeles Outside Bobs Gap, Antelop Valley. UTM Zone 11, 425337mE, 3812845mN. (WGS84/NAD83). 1247 Comment
  UC55280  Cryptantha clevelandii Geo. B. Grant May 1903 5500 Los Angeles Redondo Comment
  UC729580  Cryptantha clevelandii Carl B. Wolf 1932-5-9 Los Angeles left (e) fork of Pebbly Beach Canyon, at 2nd group of mine workings Santa Catalina Island, Pebbly Beach Canyon 304 Comment
  UCR143264  Cryptantha clevelandii var. florosa F. R. Fosberg 1931-4-10 S- 4558 Los Angeles Channel Islands, Santa Catalina Island, Avalon Canyon below Pacific Divide 190 Comment
  RSA587125  Cryptantha clokeyi Orlando Mistretta, Steve D. Boyd 1995-5-23 1733 Los Angeles Bare Mountain canyon. Slopes on E side of main drainage. 1357 Comment
  RSA0042498  Cryptantha decipiens Ed Kentner, Onkar Singh 2014-4-4 367 Los Angeles Western Mojave Desert, approx. 3.3 km northeast of Valyermo along Bob's Gap Road approx. 1.6 km southeast of the aqueduct 1126 Comment
  UCR280420  Cryptantha dumetorum Onkar Singh 2014-3-18 4374 Los Angeles Mojave Desert, c. 10 km north of Littlerock, near junction of Avenue O and 110th St. 804 Comment
  RSA622153  Cryptantha dumetorum L. Higgins 1974-4-11 8450 Los Angeles On Hwy 18 at the Los Angeles San Bernardino County Line. Comment
  POM147457  Cryptantha intermedia Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  RSA0110793  Cryptantha intermedia R. G. Swinney 2011-4-28 14528 Los Angeles San Gabriel Mountains: north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam. 878 Comment
  UC1178555  Cryptantha intermedia Peter Kamb 1948-5-6 934 Los Angeles above Little Rock; San Gabriel Mts. 975 Comment
  UC1212105  Cryptantha intermedia Peter H. Raven 1960-5-15 15370 Los Angeles 5.1 mi nw Rambla Pacifica (Piuma Road); Santa Monica Mountains 213 Comment
  RSA601941  Cryptantha intermedia L. C. Wheeler 1946-5-21 6209 Los Angeles San Gabriel Wash, about 2 mi. south of Monrovia. Comment
  POM182805  Cryptantha intermedia var. intermedia Ernest Braunton 1903-03 837 Los Angeles Playa del Rey. 76 Comment
  UC166838  Cryptantha micrantha Geo. B. Grant 1906-6-17 445 a-6796 Los Angeles Mt. Wilson Summit 1828 Comment
  CHSC95870  Cryptantha microstachys LeRoy Gross 2001-5-6 384 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Along trail that comes up from Morning Glow Way off of La Tuna Canyon Rd. city of Sun Valley. Comment
  UCSB5596  Cryptantha microstachys B., K. 1944-6-14 Los Angeles Near Tanbark Flat, San Dimas Experimental Forest, San Gabriel Mtns. 822 Comment
  RSA479522  Cryptantha muricata Steve Boyd, Thomas Elias 1987-4-14 2068 Los Angeles San Gabriel Mountains, ridge between Pine Mtn. and Silver Mtn. S. of Rincon - Red Box Rd, N of Glendora. Comment
  RSA499691  Cryptantha muricata T. S. Clare 1929-3-3 s.n. Los Angeles Topango [Topanga] Canyon. Comment
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May 29 2014
  UCR50729  Cryptantha muricata L. F. LaPre 1988-5-14 s.n. Los Angeles Western Transverse Range, Lake Hughes, 16 mi west of Lancaster in the San Andreas Rift 1037 Comment
  RSA0079217  Cryptantha muricata var. muricata Justin M. Wood 2010-5-10 1587 A Los Angeles San Gabriel Mountains: Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  RSA0079278  Cryptantha muricata var. muricata L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon 1/4 mile south-southwest of Blum Ranch. 914 Comment
  RSA0079602  Cryptantha muricata var. muricata Scott D. White, Justin M. Wood 2009-5-6 12674 Los Angeles San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  SBBG24810  Cryptantha muricata var. muricata R. N. Philbrick 1965-5-20 B 65 -1176 Los Angeles 1 mi E of Agua Dulce Rd and ca. 1 mi S of Antelope Valley Freeway 701 Comment
  RSA0079354  Cryptantha muricata var. muricata T. S. Ross, Steve D. Boyd 1990-5-14 2499 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1073 Comment
  UCD119979  Cryptantha nevadensis Daryl Koutnik 1978-3-23 131 Los Angeles north side of State Highway 18 and just west of Llano. 975 Comment
  RSA0115442  Cryptantha nevadensis var. rigida R. G. Swinney 2010-6-1 13170 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
  UCR95525  Cryptantha nevadensis var. rigida L. C. Wheeler 1967-5-12 9421 Los Angeles San Gabriel Mtns., Hunt Canyon, 3 mi. east of Vincent 1067 Comment
  RSA725112  Cryptantha oxygona Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -54 Los Angeles 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
  RSA0113908  Cryptantha pterocarya var. pterocarya LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7551 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  UCR141159  Cryptantha pterocarya var. pterocarya June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near Hi Vista, vicinity of Ave G at 200th St. East, Antelope Valley 945 Comment
  UCR205905  Cryptantha pterocarya var. pterocarya R. G. Swinney 2008-5-5 8769 Los Angeles San Gabriel Mtns., Punchbowl Canyon at north boundary of Devils Punchbowl County Park, confluence of East and West Forks of Punchbowl Cyn, 0.3 mi. south of Big Rock Creek 1256 Comment
  UCR143927  Cucurbita foetidissima A. C. Sanders, Lee Jones 2004-11-7 29029 Los Angeles San Fernando Valley, site called Lookout Gates on topo, 1 mile NE of Chatsworth at foot of Santa Susana Mtns., 5 acre estate proposed for conversion to private high school (Sierra Canyon H.S.), west of the north end of Lurline Ave, N of Nashville St., just south of 118 Fwy 351 Comment
  RSA394307  Cucurbita foetidissima B. C. Templeton 1938-8-10 6638 Los Angeles Ravine, ocean side of dune. El Segundo Comment
  UCR114637  Cupressus arizonica S. Bellavia 1995-6-24 s.n. Los Angeles Puente Hills, La Habra Comment
  LA210104  Cuscuta californica Carl Epling; March 1925 6529 Los Angeles Santa Monica Mountains, Griffith Park Comment
  POM3642  Cuscuta californica L. R. Abrams 1900-8-9 877 Los Angeles San Gabriel Canyon Comment
  SBBG58149  Cuscuta californica R. Hoffmann 1927-9-30 Los Angeles E of Palmdale Comment
  RSA014990  Cuscuta californica Fay A. MacFadden 1929-6-16 1284 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  LA200381  Cuscuta salina var. major Jonathan Sauer; R. O. Baker 1973-5-18 5483 Los Angeles Santa Monica Mountains, Mugu Lagoon, eastern part of marsh Comment
  UCR265512  Cuscuta subinclusa Dan S. Cooper 2015-3-22 315- 27 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Los Angeles, north end of Commonwealth Ave. along dirt service road at northern edge of Commonwealth Nursery 250 Comment
  POM277030  Cuscuta subinclusa Robert C. Frampton 1946-8-4 s.n. Los Angeles vicinity of Crystal lake Comment
  RSA574268  Cynosurus echinatus Timothy S. Ross, Steve Boyd 1993-6-29 7383 Los Angeles Western San Gabriel Mountains: 530 m WNW of Wilson Canyon Saddle; 340 m NNE of the Radio Facility. 1000 Comment
  UC838211  Cyperus niger E. Bethel 1916-8-9 Los Angeles Long Beach Comment
  UC1870174  Cytisus multiflorus LeRoy Gross 2004-3-30 1212 Los Angeles Transverse Ranges; Verdugo Mountains region: North side of mountains: Off the south side of the 210 freeway between La Tuna Canyon Road & Lowell Ave. in the city of Tujunga 549 Comment
  CHSC96045  Datisca glomerata LeRoy Gross 2003-6-17 1045 Los Angeles Transverse Ranges; Verdugo Mountains region: South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. A smaller side canyon that branches to the ast of the main canyon. 519 Comment
  POM134447  Datisca glomerata C. F. Baker 1903-10-10 9585 Los Angeles San Antonio Canon [canyon] near Claremont. Comment
  RSA0103426  Datisca glomerata R. G. Swinney 2011-10-18 15811 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
  RSA0107651  Datisca glomerata R. G. Swinney 2011-6-23 15306 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center. 1582 Comment
  RSA681157  Datisca glomerata LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1068 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 550 Comment
  UCR273231  Datisca glomerata R. G. Swinney 2011-10-18 15811 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
  RSA586813  Datisca glomerata Orlando Mistretta 1994-6-21 1379 B Los Angeles San Gabriel Mtns: Santiago canyon; drainage northwest of Pacifico Mtn 1829 Comment
  CATA3095  Datura wrightii Amy Catalano 2016-5-5 098 Los Angeles Santa Catalina Island: Airport Road in Fox Country, south of Exclosure 2A 418 Comment
  CATA144  Daucus pusillus Peter Henrikson 1987-5-21 107 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 335 Comment
  RSA0071928  Daucus pusillus Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 39 Los Angeles Santa Catalina Island. Deer Valley Trail. 92 Comment
  SBBG20539  Deinandra clementina E. R. Blakley 1963-12-7 6355 Los Angeles cyn between Pyramid Head and Cove, S of Triangulation Pt Guds 30 Comment
  SBBG98491  Deinandra clementina T. Ross 1991-5-23 5482 Los Angeles lower Tota Cyn, E escarpment 36 Comment
  LA200229  Deinandra fasciculata Carl Epling; 1935-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  CAS-BOT-BC299284  Deinandra fasciculata Alice Eastwood 1906-5-27 91 Los Angeles Country adjacent to Los Angeles Comment
  SFV5395  Deinandra kelloggii J. Turner, F. M. Ball, C. Blake 1962-6-2 s. n. Los Angeles Mojave Desert Near Pearblossom. Area later destroyed in construction of water project reservoir. 915 Comment
  LA100556  Deinandra minthornii David S. Verity; September 1977 sn Los Angeles Simi Hills, Box Canyon, Box Canyon Road, N of Chatsworth Lake Comment
  SFV21035  Delairea odorata L. Gross 2001-12-9 459 Los Angeles San Gabriel Mountains Big Santa Anita Canyon. About 0.25 miles down from tributary of Winter Creek, east of Chantry Flat. 518 Comment
  RSA798758  Delphinium cardinale Jason Koontz, Bart O'Brien, Erika Gardner 2012-5-15 291 Los Angeles Claremont. Rancho Santa Ana Botanic Garden. Just outside north fence. Approx. 30 plants observed. Many plants 5-7 feet tall. Plants continue north along dirt road. 416 Comment
  UCR260796  Delphinium cardinale R. G. Swinney 2010-6-23 13335 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, 0.1-0.4 miles E of Orcas Park on N side of Big Tujunga Wash, east end of survey area due south of Christy Ave. 331 Comment
  UCR276734  Delphinium cardinale R. G. Swinney 2010-8-11 13510 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  RSA394500  Delphinium cardinale R. J. Tinkler 1969-7-4 s.n. Los Angeles Lopez Canyon Road, San Fernando. Comment
  UCR65264  Delphinium parryi F. R. Fosberg 1932-5-5 08120 Los Angeles Santa Catalina Island, Canyon above Villa Park. Avalon 50 Comment
  SEINET12099639  Delphinium parryi J. F. Bright, Wyman, C. 1933-1 8506 Los Angeles in foothills near Los Angeles Comment
  UC9217  Delphinium parryi Harley P. Chandler 1897-4-16 Los Angeles Claremont 365 Comment
  CAS-BOT-BC26675  Delphinium parryi subsp. maritimum LeRoy Abrams 1901-4-1 1186 Los Angeles Ballona Harbor Comment
  RSA0029538  Delphinium parryi subsp. parryi Henry J. Ramsey, Henry J. Ramsey 1938-5-22 1380 Los Angeles Eaton Canyon Park, Altadena. 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
  CAS-BOT-BC116395  Delphinium patens subsp. hepaticoideum LeRoy Abrams 1901-4-13 1507 Los Angeles Wilson's Trail 548 Comment
  RSA729345  Delphinium patens subsp. hepaticoideum R. G. Swinney 1999-4-9 7079 Los Angeles Dime Canyon, c. 200m south of Cattle Canyon at the falls 671 Comment
  CAS-BOT-BC82820  Dendromecon harfordii Carl B. Wolf 1932-10-5 4228 Los Angeles Santa Catalina Island, Black Jack Mine on slopes of Black Jack Peak. 426 Comment
  SD44590  Dendromecon harfordii Reid Moran 1949-2-8 3150 Los Angeles Johnsons Cove, Catalina. Comment
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Jun 22 2016
  UC855069  Dendromecon harfordii F. R. Fosberg 1931-5-21 S 4933 Los Angeles between Cherry Valley and Howland's Landing (bottom of small canyon below road); Santa Catalina Island 20 Comment
  SFV6194  Dendromecon rigida R. M. Muran 1974-3-24 46 Los Angeles Santa Monica Mountains Along Mulholland Drive around Rustic Canyon. 427 Comment
  SEINET4689903  Dendromecon rigida Leila M. Shultz 1980-4-28 4036 Los Angeles Rancho Santa Ana Botanical Garden, San Gabriel Mountains Comment
  POM14765  Dendromecon rigida subsp. rigida Alice Eastwood 1913-5-11 3155 Los Angeles San Fernando Wash Comment
  UCR223519  Deschampsia danthonioides R. G. Swinney 2009-6-8 11069 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
  POM305049  Descurainia pinnata Henry J. Ramsey, Henry J. Ramsey 1937-1-8 373 Los Angeles Altadena, Craig Ave Comment
  CAS-BOT-BC43123  Descurainia pinnata subsp. brachycarpa LeRoy Abrams 1901-4-3 1247 Los Angeles Santa Monica Mountains. San Fernando Valley. 182 Comment
  UC1349349  Descurainia pinnata subsp. menziesii Robert F. Thorne 1966-4-6 35921 Los Angeles w of Empire Landing (Santa Catalina Island); Santa Catalina Island 76 Comment
  POM49544  Dicentra chrysantha A. D. E. Elmer 1902-06 3714 Los Angeles Acton, Mt. Gleason. Comment
  RSA66260  Dicentra chrysantha F. W. Peirson 1903-8-10 s.n. Los Angeles Summit of Mt. Lowe, San Gabriel Mts. Comment
  IRVC26288  Dicentra ochroleuca Mark A. Elvin, Cathleen Weigand 2003-5-22 2901 Los Angeles crest of mountains at head of Salt Canyon, Newhall Ranch Santa Susana Mtns. 915 Comment
  UCR186560  Dichelostemma capitatum A. C. Sanders 2006-4-25 32202 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
  RSA376840  Dichelostemma capitatum subsp. capitatum Freda Detmers 1933-4-9 s.n. Los Angeles Los Angeles National Forest, Little Tujunga Canyon. Comment
  RSA584327  Dichelostemma capitatum subsp. capitatum Timothy S. Ross, Steve Boyd 1991-3-23 4251 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, west of Lovejoy Springs, (destroyed by development) 926 Comment
  RSA733081  Dichelostemma capitatum subsp. capitatum R. G. Swinney 2001-4-18 7897 Los Angeles Mojave Desert: Valyermo area, ridge top c. 500 m east of south end of Bobs Gap. 1311 Comment
  SBBG57577  Dichelostemma capitatum subsp. capitatum M. N. Ackley -May-1925 631 Los Angeles Kirby's Cyn, Glendale Comment
  RSA527612  Dichelostemma capitatum subsp. capitatum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4398 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  LA103301  Dichondra occidentalis Barry A. Prigge; 1986-3-19 6936 Los Angeles Santa Monica Mountains, Leo Carrillo State Beach, 0.3 mi W of Mulholland Hwy on Pacific Coast Hwy 30 Comment
  SBBG112950  Dichondra occidentalis S. A. Junak 1998-6-12 SCa 725 Los Angeles slopes on E side of Catalina Harbor, above Del Rey Yacht Club 30 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
  CHSC3680  Diplacus brevipes M. MacArthur 1966-5-26 29 Los Angeles Switzers Camp- San Gabriel Mts. 914 Comment
  CAS-BOT-BC150643  Diplacus longiflorus Alice Eastwood 1919-5-29 8987 Los Angeles San Gabriel Canyon Comment
  RSA0028696  Diplacus longiflorus J. Bogdanoff-Lord 1989-5-21 22 Los Angeles Angeles National Forest. 3.9 miles NNE of the intersection of Baseline and Mills, Claremont, on west side of Mt. Baldy Road. Comment
  CAS-BOT-BC150865  Diplacus puniceus M. B. Dunkle 1928-11-25 2034 Los Angeles Hamilton Canyon 15 Comment
  RSA773682  Distichlis littoralis R. F. Thorne 1973-09 44715 Los Angeles Santa Catalina Island, small salina at base of Ballast Pt. in Catalina Harbor. Comment
  LA12293  Distichlis spicata A. M. Johnson; 1933-5-17 4254 Los Angeles Del Rey Comment
  CHSC34467  Dithyrea californica Donyce Means 1966-4-21 105 Los Angeles 24 air miles W. of Victorville at Junct. Hwy 138 and Hwy to Victorville. 944 Comment
  CAS-BOT-BC412626  Dodecahema leptoceras Alice Eastwood 1913-5-11 s.n. Los Angeles San Fernando Wash Comment
  RSA721300  Dodecatheon clevelandii subsp. clevelandii R. G. Swinney 1998-4-11 5940 Los Angeles Claremont, 0.5 mi. to 1 mi. NE of Padua Hills Restaurant, which is on Padua Dr 768 Comment
  UCR152470  Drosanthemum floribundum A. C. Sanders, Lee Jones 2005-4-8 29359 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 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
  CAS-BOT-BC67901  Dryopteris arguta Mrs. Frank 1900-2-1 s.n. Los Angeles Sta. Catalina Island Comment
  SBBG133584  Dudleya blochmaniae R. Moran, D. Verity 1957-6-12 6051 Los Angeles Sierra Santa Monica, E end of Zuma Beach Comment
  UCD101903  Dudleya cymosa subsp. ovatifolia Daryl Koutnik 1978-5-30 505 Los Angeles Cornell Corners on Cornell Road south of Agoura Road. 274 Comment
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Oct 1 2018
  UC1015401  Dudleya densiflora Jack Whitehead and Scott E. Haselton 1946-6-13 733 Los Angeles Fish Canyon San Gabriel Mtns Comment
  UC933196  Dudleya hassei Reid Moran 1941-5-27 873 Los Angeles near Avalon (Lover's Cove); Santa Catalina Island 30 Comment
  LA200386  Dudleya lanceolata Kei Nakai; 1980-5-25 609 Los Angeles 274 Comment
  UC147127  Dudleya lanceolata E. Braunton May, 1903 Los Angeles Los Angeles Comment
  LA104976  Dudleya lanceolata K. Nakai; 1981-1-1 690 Los Angeles San Gabriel Mountains, 3.5 mi fron junction of Glendora Mtn. Rd. and E Fork San Gabriel River Rd. on Glendora Mtn. Rd. On N-facing slope 914 Comment
  RSA632832  Dudleya lanceolata R. F. Thorne 1971-6-17 39955 Los Angeles San Gabriel Mountains: LIttle Tujunga Creek 457 Comment
  UCD98653  Dysphania ambrosioides Daryl Koutnik 1978-8-24 s.n. Los Angeles 6922 Hesperia Avenue, Reseda. 213 Comment
  RSA760702  Dysphania botrys R. G. Swinney 2008-9-10 9413 Los Angeles South Fork Big Rock Creek 1463 Comment
  UCD98761  Dysphania botrys Scott D. White 1997-5-8 5092 Los Angeles San Gabriel Mountains, San Gabriel River Canyon: N of Azusa; canyon bottom ajd [sic] adjacent slopes below San Gabriel Reservoir. 365 Comment
  SD215468  Dysphania botrys Louise C. Wheeler 1946-8-27 6250 Los Angeles San Gabriel Mountains: Angeles Forest Highway opposite junction of Mill Creek and Big Tujunga Canyon. 868 Comment
  UCSB10193  Dysphania multifida Beach, Kay 1942-11-25 Los Angeles Roadside near guard's house at Dalton Dam 518 Comment
  RSA608870  Echinochloa crus-galli L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon, Blum Ranch. 884 Comment
  UCR125778  Ehrharta erecta A. C. Sanders 2003-5-26 26838 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  RSA0115818  Ehrharta erecta Steven A. Junak 1999-7-17 SCa- 1071 Los Angeles Santa Catalina Island. At Middle Ranch, Janet Takara's house, N side of house. 213 Comment
  JEPS45766  Elatine brachysperma Frank W. Peirson 1921-6-19 2470 Los Angeles Crystal Lake San Gabriel Mtns Comment
  CAS-BOT-BC113284  Eleocharis parishii Alice Eastwood; John Thomas Howell 1937-4-26 3977 Los Angeles Rosamond Lake bottom Comment
  UCR177769  Elymus condensatus LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 399 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 274 Comment
  UCR256182  Elymus condensatus R. G. Swinney 2010-6-4 13072 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  SEINET10564645  Elymus elymoides Alan A. Beetle 1942-4-24 Beetle 3210 Los Angeles 6 miles W of Llano, Larreo, Joshua tree-desert shrub formation. Comment
  POM359923  Elymus elymoides subsp. californicus Fred Burlew 1916-07 3152 Los Angeles Mt. San Antonio. San Gabriel Mountains. Comment
  RSA595941  Elymus elymoides subsp. elymoides L. C. Wheeler 1967-5-9 9407 Los Angeles San Gabriel Mountains. Aliso Canyon. 945 Comment
  POM365345  Elymus glaucus Anstruther Davidson s.n. Los Angeles E. Los Angeles. Comment
  UC1586196  Elymus glaucus Tim Ross 1991-8-16 5815 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat USGS 7.5' quad. (near margin of dried stream depression) 1719 Comment
  UCR191284  Elymus glaucus R. G. Swinney 1999-6-30 7480 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.3 mi. north of Big Pines Hwy at All Nations Camp 1561 Comment
  RSA0022993  Elymus trachycaulus Duncan S. Bell, Caitlin Elam 2013-8-1 5565 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; Columbine Spring. 2174 Comment
  UCD62715  Elymus trachycaulus subsp. trachycaulus Louis C. Wheeler 1968-6-14 s. n. Los Angeles San Gabriel Mountains: Spring on north side of Blue Ridge by Guffy Camp. Comment
  RSA177775  Emmenanthe penduliflora Robert F. Thorne, P. Everett 1965-5-11 34582 Los Angeles N side of N beach of Little Harbor; Santa Catalina Island 15 Comment
  UCR255796  Emmenanthe penduliflora R. G. Swinney 2010-4-20 12307 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  RSA710830  Emmenanthe penduliflora LeRoy Gross 2005-5-3 2214 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA679962  Encelia actoni LeRoy Gross, Orlando Mistretta, Valerie L. Sosa 2003-5-13 847 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  CATA947  Encelia californica Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-21 1812 Los Angeles Santa Catalina Island: Cottonwood Canyon, southeast of El Rancho Escondido 45 Comment
  SEINET7047912  Ephedra californica Steven R. Hill, Kate Kramer 2001-4-22 33361 Los Angeles North foothills of San Gabriel Mountains, Elizabeth Lake Road, 9.7 miles by road south-southwest of junction with Johnson Road, vicinity of Bee Canyon. Elevation about 1800 feet. Comment
  UC1076386  Ephedra nevadensis H. L. Mason 1930-4-20 5593 Los Angeles hills in Rock Creek region Mohave Desert, Rock Creek Comment
  UCR255799  Ephedra nevadensis R. G. Swinney 2010-5-12 12742 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  RSA0016991  Ephedra nevadensis L. E. Hoffman 1932-3-27 s.n. Los Angeles Big Rock Creek (wash near railroad Station). Comment
  RSA383848  Ephedra viridis I. M. Johnston 1917-8-25 1721 Los Angeles Prairie Fork 1524 Comment
  CAS-BOT-BC166212  Epilobium canum subsp. canum Louis C. Wheeler 1931-9-26 160 Los Angeles 2 mi. N Claremont 411 Comment
  RSA251421  Epilobium canum subsp. canum Robert F. Thorne 1966-4-17 36115 Los Angeles San Clemente Island: near bottom of Box Canyon NW of Horse Canyon, SW of Thirst. 213 Comment
  RSA448514  Epilobium canum subsp. canum Louis C. Wheeler 1931-9-26 160 Los Angeles 2 miles N. Claremont. 412 Comment
  CAS-BOT-BC171931  Epilobium canum subsp. latifolium John Thomas Howell 1947-7-18 23415 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  RSA230263  Epilobium canum subsp. latifolium Robert F. Thorne 1969-7-2 38303 Los Angeles San Gabriel Mountains, Angeles National Forest: Angeles Crest Highway, 3.2 miles WSW of Cloudburst Summit. 1982 Comment
  RSA578802  Epilobium canum subsp. latifolium Tim S. Ross, Steve D. Boyd, Steve Burns 1994-7-7 8131 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1677 Comment
  RSA733762  Epilobium canum subsp. latifolium R. G. Swinney 2000-6-19 7824 Los Angeles Pine Mountain, north of Azusa. 1384 Comment
  SEINET2442074  Epilobium ciliatum R. G. Swinney 2008-9-9 9332 Los Angeles San Gabriel Mtns. Little Rock Creek, 0.2 mi. north of Little Rock Reservoir (Pacifico Mountain 7.5' Q.).; 0 960 Comment
  POM50080  Epilobium ciliatum subsp. ciliatum L. R. Abrams 1901-6-11 1745 Los Angeles New River near Long Beach. Comment
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Jan 5 2016
  SEINET6637204 Image available Epilobium ciliatum subsp. ciliatum Joseph Andorfer Ewan, A. N. Dunn 1933-1 7820 Los Angeles San Gabriel Mountains; Colby's Ranch; Coldwater Canyon 1143 Comment
  SBBG131548  Epilobium ciliatum subsp. ciliatum S. A. Junak 1999-7-16 SCa 1055 Los Angeles lower part of Cottonwood Cyn, below waterfall 12 Comment
  CDA36207  Epipactis gigantea A. C. Sanders, T. B. Salvato 2009-5-19 36838 Los Angeles San Gabriel Valley; Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center. Working oil field with access roads and scattered pump pads. Comment
  RSA381710  Epipactis gigantea Thekla Mohr 1915-1 3010 Los Angeles North Fork, San Gabriel River. Comment
  RSA615705  Epipactis gigantea Louis C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains: West of heliport. 1585 Comment
  UCSB33660  Epipactis gigantea Griesel, Wesley 1962-4-17 Los Angeles Millard Canyon; San Gabriel Mts 548 Comment
  UC817580  Eragrostis cilianensis Louis C. Wheeler 1932-8-13 1131 Los Angeles 2 mi n Claremont 411 Comment
  UCD63887  Eragrostis mexicana subsp. virescens A. A. Beetle 1946-4-18 4230 Los Angeles Azusa. Comment
  RSA620157  Eremocarpus setiger L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Summit Johnstone Peak. 975 Comment
  SD234451  Eremothera boothii A. C. Sanders 2003-6-20 26994 Los Angeles Western Transverse Range/Santa Clara River Watershed: Off-haul Canyon between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and ca. 1 km NNW of Mayo Spur (Val Verde 7.5' Q) 305 Comment
  RSA0106913  Eriastrum densifolium subsp. austromontanum R. G. Swinney 2009-6-24 11259 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  RSA0127000  Eriastrum densifolium subsp. austromontanum Louis C. Wheeler 1967-8-1 10215 Los Angeles Angeles National Forest. Granite Mt. 2012 Comment
  UCR189984  Eriastrum densifolium subsp. densifolium R. G. Swinney 1998-9-4 6896 Los Angeles San Gabriel Mtns., dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi. east of Hwy 2 on 3N06 2241 Comment
  RSA0012123  Eriastrum sapphirinum Mark A. Elvin 2003-5-1 2495 Los Angeles Newhall Ranch, Castaic Mesas, c. 1.5 km east of Castaic Lagoon in Charlie Canyon, survey area 69 396 Comment
  JEPS69103  Eriastrum sapphirinum Frank W. Peirson 1921-7-1 922 Los Angeles Arraster Creek San Gabriel Mountains (n slope of mt.) 944 Comment
  SEINET3816017 Image available Eriastrum sapphirinum subsp. dasyanthum Muriel F. Wheeler 1938-6-13 860 Los Angeles San Dimas Wash, 1/2 mile northeast of San Dimas County Park 350 Comment
  RSA0121282  Eriastrum sapphirinum subsp. dasyanthum Fay A. MacFadden 1931-7-1 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA0121303  Eriastrum sapphirinum subsp. dasyanthum L. C. Wheeler 1932-6-16 827 Los Angeles 2 miles N Claremont. 412 Comment
  CHSC40086  Eriastrum virgatum Ira W. Clokey; B. Templeton 1929-5-1 4549 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
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May 5 2021
  RSA585319  Ericameria cooperi Timothy S. Ross 1991-4-27 4714 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA587221  Ericameria cooperi Orlando Mistretta, Christine Mistretta 1995-5-2 1671 Los Angeles San Gabriel Mountains: Carr Canyon. 1052 Comment
  RSA295265  Ericameria linearifolia J. L. Huber 1969-5-25 975 Los Angeles Chilao, 1 mi. N of Chilao Fire Station. 1524 Comment
  RSA595167  Ericameria linearifolia Steve Boyd 1996-4-25 8689 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  RSA799686  Ericameria linearifolia Pam De Vries 2013-4-3 7833 Los Angeles Tehachapi Mountains/Western Transverse Range (Gorman Hills). About 0.75 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Road. 1035 Comment
  CAS-BOT-BC299012  Ericameria nauseosa var. hololeuca F. R. Fosberg 1931-7-11 7057 Los Angeles Near Reservoir Summit, Ridge Route, Western Sierra Madre Mts 1200 Comment
  OBI16560  Ericameria pinifolia H. E. McMinn 1937-3-4 4473 Los Angeles Between Upland and Claremont Comment
  POM359463  Ericameria pinifolia Anstruther Davidson 1889-08 s.n. Los Angeles Glendale. Comment
  RSA16811  Ericameria pinifolia C. B. Wolf 1931-10-20 2469 Los Angeles 1/2 mile E of Pacoima Creek Bridge on the Tujunga to San Fernando Road. 366 Comment
  UCR26140  Ericameria pinifolia John C. Roos 1937-2-23 2481 Los Angeles San Gabriel Valley, Claremont Comment
  LA203164  Ericameria teretifolia C. B. Wolf; 1931-11-2 2505 -A Los Angeles Mint Canyon, 1 mi. above point where road from Acton joins the highway 975 Comment
  UC122500  Erigeron breweri var. bisanctus C. F. Baker 1903-8-2 3451 Los Angeles near Claremont; San Antonio Canyon Comment
  RSA617232  Erigeron breweri var. jacinteus LeRoy Gross 1998-8-22 50 Los Angeles Top of Mt. Baden-Powell. 2866 Comment
  SD262189  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
  UCR204824  Erigeron foliosus R. G. Swinney 2005-8-22 8510 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  SFV3882  Erigeron foliosus var. foliosus R. L. Armacost 1959-6-3 1171 Los Angeles Santa Monica Mountains Mulholland Drive. Comment
  RSA573478  Erigeron sumatrensis Timothy S. Ross 1992-6-15 6568 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills) Upper end of Turnbull Canyon. 224 Comment
  UCD168359  Eriodictyon crassifolium var. crassifolium J. W. Barry 1980-5-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  UCR129927  Eriodictyon crassifolium var. nigrescens Orlando Mistretta, Steve Boyd, D. L. Banks 1994-4-29 1139 Los Angeles San Gabriel Mtns, Santiago Canyon 1143 Comment
  CAS-BOT-BC188961  Eriodictyon parryi Le Roy Abrams 1902-6-30 2594 Los Angeles Summit of Mount Wilson 1767 Comment
  UCR143192  Eriodictyon traskiae subsp. traskiae E. R. Blakley 1962-10-5 5430 Los Angeles Channel Islands, Santa Catalina Island, northeast side of Black Jack Mtn at junction of Island Road and Whites Landing Road 381 Comment
  RSA774175  Eriodictyon trichocalyx R. G. Swinney 2009-7-22 11323 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  POM3878  Eriodictyon trichocalyx var. trichocalyx I. M. Johnston 1917-5-6 s.n. Los Angeles Mouth of San Antonio Canon. 610 Comment
  UC1929463  Eriogonum Mark Elvin, Orlando Mistretta 1996-3-24 139 Los Angeles Channel Islands; San Clemente Island: Eagle Canyon. Comment
  UCR101721  Eriogonum angulosum B. G. Pitzer 1998-5-23 3735 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  RSA719111  Eriogonum baileyi var. baileyi R. G. Swinney 1997-8-6 5764 Los Angeles Table Mountain area, ridge immediately east of Jesus Canyon, at north end of road 4N57, NW of Wrightwood. 1890 Comment
  RSA802052  Eriogonum baileyi var. baileyi Orlando Mistretta, Kristie Haydu 2011-7-19 5955 Los Angeles Kentucky Springs Cyn. Along Southern California Edison transmission line corridor, 0.5 air miles W of Angeles Forest Hwy, 0.3 air miles N of Angeles National Forest Boundary. 1081 Comment
  IRVC27202  Eriogonum brachyanthum A. C. Sanders, Mark Elvin 2002-6-20 25255 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  SBBG33437  Eriogonum cithariforme A. D. E. Elmer -Jun-1902 3713 Los Angeles Acton Comment
  UCR227718  Eriogonum davidsonii Orlando Mistretta, Christine Mistretta 2010-6-20 5172 Los Angeles San Gabriel Mountains, Aliso Creek, slopes west of Angels Forest Hwy, 0.6 mi south of junction with Aliso Canyon Road 1280 Comment
  POM11337  Eriogonum elongatum var. elongatum I. M. Johnston 1917-8-23 1716 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  CAS-BOT-BC253275  Eriogonum fasciculatum var. foliolosum Le Roy Abrams 1900-8-1 1048 Los Angeles San Gabriel Wash Comment
  IRVC26965  Eriogonum fasciculatum var. foliolosum A. C. Sanders 2003-4-28 26088 Los Angeles Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon Western San Gabriel Mtns. 427 Comment
  RSA65149  Eriogonum fasciculatum var. foliolosum F. W. Peirson 1919-7-3 513 Los Angeles San Gabriel Mountains: Lukens Peak 915 Comment
  SBBG62032  Eriogonum fasciculatum var. foliolosum M. N. Ackley -May-1922 869 Los Angeles Burbank Hills 274 Comment
  UC56797  Eriogonum fasciculatum var. foliolosum Miss E. D. Palmer Los Angeles Los Angeles Comment
  RSA311407  Eriogonum fasciculatum var. polifolium Cheryl A. Lawson 1971-6-26 401 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Tujunga Canyon. Comment
  RSA654198  Eriogonum fasciculatum var. polifolium Kelly Middleton, David Middleton 1988-5-23 22 Los Angeles Glendora Ridge Road, 8.4 miles north of Glendora Mountain Road and Sierra Madre Blvd. in Glendora. 1067 Comment
  SDSU6558  Eriogonum giganteum R. M. Beauchamp 1966-8-8 50 Los Angeles Along road south of Avalon. Santa Catalina Island. 137 Comment
  CATA281  Eriogonum giganteum var. giganteum Mark L. Hoefs 1973-5-21 295 Los Angeles Santa Catalina Island: By road on point past Pebbly Beach Canyon, by old dump 30 Comment
  RSA582962  Eriogonum giganteum var. giganteum Tim S. Ross 1993-4-23 6932 Los Angeles Santa Catalina Island. SW part of the island in Middle Canyon; ca. 255m W of Eagles Nest Lodge 152 Comment
  UC6440  Eriogonum gracile Wm. H. Brewer 1860-12-14 67 Los Angeles in canyon Sierra Santa Monica Comment
  SD236378  Eriogonum gracillimum T. B. Salvato, Sandra Murcia 2005-11-1 1247 Los Angeles West Mojave Desert: NE edge of Plamdale ca 2 mi N of Pearland, 0.1 mi past Hwy 138 on Palmdale Blvd, and south of Avenue Q. 793 Comment
  UC398794  Eriogonum grande var. grande Katharine Brandegee Los Angeles Santa Catalina Island Comment
  RSA714984  Eriogonum maculatum R. G. Swinney 1997-9-6 5857 Los Angeles San Gabriel Mountains; Jackson Lake area W of Wrightwood; 0.9 mi N of Big Pines Rd on Forestry Service Rd 4N16 1890 Comment
  RSA572345  Eriogonum microtheca var. corymbosoides R. T. Hawke 1994-9-11 73 Los Angeles Upper Fork of Little Rock Creek ( near Hwy 2). Comment
  UC586861  Eriogonum microthecum var. corymbosoides Joseph Andorfer Ewan 1934-8-3 8332 Los Angeles near summit Table Mt. (head of Le Montaine Cr.); San Gabriel Mts., Table Mt., Le Montaine Cr. 2255 Comment
  UC1032146  Eriogonum mohavense A. Lewis 1933-5-1 153 B Los Angeles 4 mi nw Palmdale; Elizabeth Lake Quadrangle Comment
  RSA65985  Eriogonum nudum var. pauciflorum F. R. Fosberg, Joseph A. Ewan 1931-8-11 5039 Los Angeles Islip Trail, Upper Pine Flats; San Gabriel Mountains 1829 Comment
  UCD100650  Eriogonum nudum var. pauciflorum W. Perry 1980-8-16 103 Los Angeles San Gabriel Mountains, Pine Mountain. Comment
  RSA758059  Eriogonum ordii D. E. Bramlet, Jennifer Pareti 2008-4-14 4195 Los Angeles [Unspecified] Comment
  CAS-BOT-BC258076  Eriogonum plumatella A. Davidson M. D. 1901-8-1 s.n. Los Angeles Rock Creek Comment
  SFV13273  Eriogonum pusillum M. J. Thor 1983-4-16 171 Los Angeles Mojave Desert Palmdale, north of Little Rock, Mount Emma Road. West facing slope by roadside. 945 Comment
  UCR193530  Eriogonum pusillum R. G. Swinney 1999-6-18 7295 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1732 Comment
  RSA773786  Eriogonum saxatile R. G. Swinney 2009-7-22 11302 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  UC1863862  Eriogonum saxatile G. B. Grant 1907-6-25 5069 Los Angeles Mt. Lowe Comment
  UCR192011  Eriogonum saxatile A. C. Sanders 2008-4-17 34918 Los Angeles Transverse Range, 1.5 mile SW of Neenach School, c. 0.75 mi. SW of VABM 'Pine', south of peak 3413 1012 Comment
  CAS-BOT-BC262865  Eriogonum thurberi Peter Kamb 1948-6-26 1125 Los Angeles Tujunga Wash near Sunland 350 Comment
  UCR222821  Eriogonum trichopes R. G. Swinney 2009-4-29 10604 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
  CAS-BOT-BC268171  Eriogonum umbellatum var. minus Le Roy Abrams 1901-7-1 1930 Los Angeles Mt. San Antonio 3048 Comment
  UCSB9111  Eriogonum vimineum Hoffmann, Ralph 1928-11-9 Los Angeles Acton Comment
  POM158215  Eriogonum viridescens P. A. Munz, I. M. Johnston 1928-9-5 11184 Los Angeles San Gabriel Mountains: road from Rock Creek to Swartout [Swarthout] Valley 1677 Comment
  UCR209983  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-7-24 9295 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  RSA529138  Eriogonum wrightii var. subscaposum Tim S. Ross, S. D. Boyd 1991-7-24 5626 Los Angeles San Gabriel Mountains, Granite Mountain vicinity: ridge NNE of Granite Mountain. 1866 Comment
  RSA700513  Eriogonum wrightii var. subscaposum Gary D. Wallace 1985-7-5 2237 Los Angeles San Gabriel Mountains: Mt. Islip. Angeles National Forest. 2515 Comment
  UCR245432  Eriogonum wrightii var. subscaposum Elizabeth A. Kempton, Eric Paul 2006-8-5 422 Los Angeles San Gabriel Mountains, along Hwy 2 at mile marker 59, 1.2 mi west of Krafka Ski Ridge Resort, 2 mi east of Buckhorn Flat Campground 1998 Comment
  CAS-BOT-BC297936  Eriophyllum confertiflorum Victor Duran 1933-7-8 3502 Los Angeles Horse Flats, San Gabriel Mts 1676 Comment
  CAS-BOT-BC297976  Eriophyllum confertiflorum John I. Carlson 1918-4-24 s.n. Los Angeles Hollywood Comment
  RSA612041  Eriophyllum confertiflorum B. Campbell 1932-4-16 s.n. Los Angeles Santa Monica Mtns, Los Alisos Canyon Comment
  SFV16699  Eriophyllum confertiflorum P. Wilson, J. M. Albert 1996-6-12 3434 Los Angeles San Gabriel Mountains Off Highway 2 and mile marker 29.13. 823 Comment
  UCR223653  Eriophyllum confertiflorum R. G. Swinney 2009-6-24 11269 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
  LA203574  Eriophyllum confertiflorum var. confertiflorum Geo. L. Fisher; 1920-7-12 sn Los Angeles San Gabriel Mountains, Mount Wilson 548 Comment
  RSA0106729  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-6-23 15290 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station. 1570 Comment
  UC1118343  Eriophyllum confertiflorum var. confertiflorum A. D. Gifford 1935-1-7 408 Los Angeles 6.5 mi ese of Whitaker Peak; Tejon Quadrangle 518 Comment
  UC55147  Eriophyllum confertiflorum var. confertiflorum unknown 1903-4-23 409 Los Angeles Saugus Comment
  POM358114  Eriophyllum pringlei S. B. Parish, Louis Greata 1901-05 s.n. Los Angeles Beauchamps, Mojave Desert. [Burcham's, = Las Flores Ranch near Mojave River] Comment
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Sep 14 2019
  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
  UCR259064  Eriophyllum pringlei R. G. Swinney 2010-5-12 12759 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  UCR281326  Eriophyllum pringlei R. G. Swinney 2014-4-30 16293 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  UCR269987  Eriophyllum wallacei R. G. Swinney 2010-5-19 12800 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
  UCR270151  Eriophyllum wallacei R. G. Swinney 2011-4-20 14436 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  UCR62321  Erodium brachycarpum R. G. Swinney 1990-3-24 1551 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
  RSA190963  Erodium brachycarpum Robert F. Thorne, R. C. Rollins, D. Propst, R. Carolin 1967-3-18 36750 Los Angeles Santa Catalina Island: lower end Bullrush Canyon 183 Comment
  RSA0055789  Erodium cicutarium R. G. Swinney 2010-4-28 12437 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA592181  Erodium cicutarium Louis C. Wheeler 1967-5-12 9445 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  SEINET4044552  Erodium cicutarium D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 121 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
  UCR221910  Erodium cicutarium R. G. Swinney 2009-4-28 10531 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  UCR281998  Erodium cicutarium R. G. Swinney 2014-5-7 16417 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  CAS-BOT-BC40722  Erysimum capitatum John Thomas Howell 1947-7-18 23395 Los Angeles San Gabriel Mountains. Blue Ridge. 2590 Comment
  CAS-BOT-BC40783  Erysimum capitatum Le Roy Abrams 1901-4-1 1339 Los Angeles Chatsworth Park. Comment
  RSA600171  Erysimum capitatum var. capitatum Steve Boyd, Lauren Raz 1997-5-1 9663 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
  SD37870  Erysimum capitatum var. capitatum Edith A. Purer 1935-5-11 6566 Los Angeles Malibou Lodge Road, Santa Monica Mountains. Comment
  POM552  Erysimum capitatum var. capitatum C. F. Baker 1903-4-1 4121 Los Angeles Claremont 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
  RSA530235  Erysimum suffrutescens Robert Gustafson 1980-7-9 1788 Los Angeles Ballona Wetlands, Area 1, coastal strand along the western boundary of Area 1 Comment
  UC205850  Erysimum suffrutescens I. Johnston 1917-6-10 1312 Los Angeles sand dunes and cliff along coast Playa del Rey Comment
  RSA278996  Eschscholzia caespitosa subsp. caespitosa Robert F. Thorne, C. W. Tilforth 1971-4-9 41546 Los Angeles Angeles National Forest; or near entrance thereto and below entrance to wooded area of San Dimas Canyon along San Dimas Creek. 381 Comment
  RSA66735  Eschscholzia caespitosa subsp. caespitosa F. W. Peirson 1951-1 1888 Los Angeles Arroyo Seco, near Switzer's Trail, south slope of San Gabriel Mts. Comment
  RSA433667  Eschscholzia californica Barbara Hutchison 1941-4-2 20498 Los Angeles San Fernando Valley Comment
  RSA433659  Eschscholzia californica subsp. californica M. Bisbee 1917-5-26 s.n. Los Angeles Eagle Rock. Comment
  RSA433656  Eschscholzia californica var. peninsularis N. C. Cooper 1949-4-19 3617 Los Angeles Newhall. 457 Comment
  LA98867  Eschscholzia minutiflora E. R. Hobbs; 1979-6-25 79 88 Los Angeles Antelope Valley, Palmdale, NW corner of Avenue P and 30th Street Comment
  RSA252973  Eschscholzia minutiflora Robert F. Thorne, C. W. Tilforth 1973-4-20 43109 Los Angeles San Bernardino National forest; Mormon Rocks and Cajon Canyon 1037 Comment
  SBBG11601  Eschscholzia ramosa P. H. Raven 1962-5-9 17646 Los Angeles rd just N of Guds 249 Comment
  UCD170646  Eucalyptus grandis A. C. Sanders; T. B. Salvato 2009-5-19 36822 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center. 137 Comment
  UCR51503  Eucalyptus polyanthemos A. C. Sanders 1987-12-4 7587 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  SFV21062  Eucalyptus sideroxylon L. Gross, S. Larson, V. Soza 2001-5-31 387 Los Angeles Verdugo Mountains Southeast side of mountains. Dead Horse Canyon along road (Heather Ridge Drive). 335 Comment
  CATA1870  Eucrypta chrysanthemifolia Denise Kraus 2000-4-13 6 Los Angeles Santa Catalina Island: (Goat Harbor burn area) Above Goat Harbor about 2,000 feet north of Airport road between two fuel break roads/ ridges. At GHB Transect 1 381 Comment
  RSA725905  Eucrypta chrysanthemifolia A. C. Sanders, Mark A. Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25721 Los Angeles NE end of Santa Susand 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, W of oil tanks near BM 1073. Comment
  CATA3130  Eulobus californicus Sarah Ratay, Jack Baldelli, Peter Dixon 2010-3-23 114 Los Angeles Santa Catalina Island: Large ridge that goes between the Divide Road and Bird Park area in Avalon, about halfway down 271 Comment
  UCR14192  Eupatorium sordidum Austin P. Griffiths 1962-5-1 4518 Los Angeles San Gabriel Valley, Arcadia, Los Angeles State and County Arboretum 183 Comment
  RSA657455  Euphorbia J. Keeling 1980-6-2 44 Los Angeles Verdugo Mountains Region: West side of lot next to fence, 3806 Fourth Avenue, La Crescenta. 473 Comment
  UCR184215  Euphorbia albomarginata A. C. Sanders 2007-4-19 33458 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  UCD142545  Euphorbia albomarginata Robert F. Thorne; C. W. Tilforth 1971-6-17 39969 Los Angeles San Gabriel Mts.; Angeles National Forest: 2 mi. up Lower Tujunga Rd. from Forestry Headquarters. Little Tujunga Creek. 457 Comment
  POM2801  Euphorbia crenulata W. R. Shaw 1900-4-4 s.n. Los Angeles Live Oak Canyon Comment
  RSA230747  Euphorbia palmeri R. F. Thorne 1969-7-9 38485 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
  RSA599296  Euphorbia serpillifolia subsp. serpillifolia L. C. Wheeler 1946-8-28 6297 Los Angeles San Gabriel Mountains. Jackson lake. 1859 Comment
  RSA654224  Euphorbia spathulata Valerie L. Soza, Ian Gillespie, LeRoy Gross 2000-5-18 944 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon. 655 Comment
  SD186184  Euphorbia terracina A. C. Sanders, Lee Jones 2005-4-8 29351 Los Angeles Palos Verdes Peninsula, old Marineland site on Long Point. 2 Comment
  SEINET3245792  Festuca dertonensis R. G. Swinney 2009-1 11032 Los Angeles Transverse Range; San Gabriel Mtns.: Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. (Chilao Flat 7.5') 1719 Comment
  UCR126906  Festuca microstachys A. C. Sanders, Tricia Wotipka, Mark A. Elvin, and others 2003-4-29 26157 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east Lake Hughes Road 488 Comment
  UCR155136  Festuca microstachys A. C. Sanders 2005-5-5 29946 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, west edge of Cruzan Mesa, north of Bench Mark 'Plum 671 Comment
  SBBG80234  Festuca myuros F. R. Fosberg 1931-3-19 4306 Los Angeles near mouth of Hamilton Cyn near Avalon 10 Comment
  UCR259643  Festuca myuros R. G. Swinney 2010-4-1 12126 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  CAS-BOT-BC474729  Ficus microcarpa R. E. Riefner, Jr. 2015-7-19 15 -203 Los Angeles City of Carson, Dominguez Channel at Figueroa St., growing on S channel bank 7 Comment
  RSA583131  Filago arizonica Timothy S. Ross 1993-4-22 6920 Los Angeles Santa Catalina Island: SW part of the island in Bullrush Canyon, along old dirt road (no longer maintained) that ascends the ridge to the N and drops to Thompson Dam. 236 Comment
  RSA188204  Filago californica R. F. Thorne, Percy C. Everett 1965-6-24 35022 Los Angeles Catalina Island. Rancho Escondido, Escondido Canyon 213 Comment
  UCR209154  Filago californica Dan S. Cooper 2009-4-30 409- 3 .3 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., NW shoulder of Cahuenga Peak, Griffith Park 511 Comment
  POM145795  Filago californica Marcus E. Jones 1928-4-8 s.n. Los Angeles Johnson's Pasture, Claremont Comment
  RSA708553  Filago gallica Valerie L. Soza, LeRoy Gross 2001-5-9 1196 -b Los Angeles Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 274 Comment
  RSA650270  Foeniculum vulgare A. E. Hersh 1950-7-25 s.n. Los Angeles Locale- dry vacant lot, Washington Blvd. and Sawtelle, Culver City 30 Comment
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Dec 9 2013
  SBBG11101  Foeniculum vulgare D. E. Breedlove 1961-9-23 1289 Los Angeles Middle Ranch Crk, 1 mi from ocean 91 Comment
  PASA17  Forestiera neomexicana Margaret Stason 1931-5-9 Los Angeles Willow Springs M. DES. Comment
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Apr 30 2015
  UC1583850  Forestiera pubescens Michael Curto 1990-5-4 639 Los Angeles Littlerock Reservoir Angeles National Forest (near Juniper Grove CG, Pacifico Mt. Quad.) 1040 Comment
  OBI66300  Frangula californica subsp. californica Steve Boyd, Amber Maurice 2004-5-18 11309 Los Angeles Tranverse Ranges; Liebre Mts region: Atmore MEadows area Comment
  POM49338  Frankenia grandifolia L. W. Nuttall 1920-6-3 s.n. Los Angeles Santa Catalina Island, on Pebble [Pebbly] Beach Comment
  UC729777  Frankenia salina Carl B. Wolf 1932-5-12 Los Angeles Little Harbor Santa Catalina Island 3 Comment
  RSA489253  Frasera neglecta J. L. Reveal 1987-6-25 6572 Los Angeles Along the Angeles Crest Highway (california Highway 2) at milepost 54.0, 3.2 miles south of Cloudburst summit and 6.8 mile north of Charlotn Flat Campground. 1875 Comment
  RSA464912  Fraxinus dipetala Fordyce Grinnell Jr. 1917-3-31 s.n. Los Angeles Santa Susana Mts, near Newhall Pass Comment
  RSA729930  Fraxinus dipetala R. G. Swinney, Dave Larson 1998-4-26 6027 Los Angeles La Verne, north Marshall Canyon watershed, 3.1 miles NE of Wheeler Ave. and Golden Hills junction on Sunset Ridge Rd., along dirt motorway 890 Comment
  RSA527716  Fraxinus uhdei Tim S. Ross 1991-3-7 4159 Los Angeles Elephant hill, Western Pomona. 238 Comment
  RSA579534  Fraxinus uhdei Tim S. Ross, Steve D. Boyd 1994-5-24 7835 Los Angeles ''Cottonwood Swamp'' Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. Liebre Mount 512 Comment
  UCR272551  Fraxinus uhdei R. G. Swinney 2011-10-27 15929 Los Angeles San Gabriel Mountains, 0.3 miles east (downstream) from entrance gate of Cogswell Dam along FS Route 2N25, West Fork Natl. Scenic Bikeway 646 Comment
  CAS-BOT-BC211005  Fraxinus velutina Timothy S. Ross; Steve Boyd 1995-6-28 8636 Los Angeles Liebre Mountains. Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 737 Comment
  LA33605  Fraxinus velutina Henry J. Thompson; 1959-3-22 1874 Los Angeles Santa Monica Mountains, Lobo Canyon, 0.25 mi W of Triunfo Canyon Rd, 2.5 mi W of Malibu Lake 213 Comment
  RSA749028  Fremontodendron californicum R. G. Swinney 2008-5-5 8748 Los Angeles Big Rock Creek at Paradise Springs 1427 Comment
  UCR228116  Galium R. F. Thorne 1968-2-25 37911 Los Angeles Channel Islands, Santa Catalina Island, Cherry Valley 49 Comment
  UCR88691  Galium angustifolium Scott D. White 1995-10-19 3705 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
  RSA0097177  Galium angustifolium subsp. angustifolium R. G. Swinney 2011-6-1 14979 Los Angeles San Gabriel Mountains: north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes'? 1207 Comment
  RSA727334  Galium angustifolium subsp. angustifolium R. G. Swinney 1998-5-16 6103 Los Angeles San Gabrial 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
  RSA747448  Galium angustifolium subsp. angustifolium R. G. Swinney 2005-5-14 8239 Los Angeles NE of Valyermo, Bob's Gap, ridge-top north of lime kilns 1220 Comment
  POM367673  Galium angustifolium subsp. angustifolium L. E. Hoffman 1926-3-18 957 Los Angeles Arroyo Seco, Los Angeles Comment
  SFV20806  Galium aparine L. Gross, N. Fraga 2002-4-4 508 Los Angeles Verdugo Mountains Southwest side. From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. 532 Comment
  POM367748  Galium aparine D. A. Young 1969-3-10 P 385 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
  RSA658528  Galium aparine Diane Elliott 1985-5-10 34 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  UCD168356  Galium bolanderi J. W. Barry 1980-5-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  POM367791  Galium californicum subsp. flaccidum Louis C. Wheeler 1932-7-2 899 Los Angeles Brown Flat - Fern Canyon water trail. 1220 Comment
  RSA763507  Galium californicum subsp. flaccidum Orlando Mistretta, Christine Mistretta 2008-5-20 3137 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 95 per TRTP Survey 2008), Rincon Red box Rd., W Fork of the San Gabriel River, N slope of Monrovia Pk. 1453 Comment
  UC28209  Galium catalinense Blanche Trask July 1896 Los Angeles Avalon Santa Catalina Island Comment
  CAS-BOT-BC217460  Galium catalinense E. R. Blakley 1962-10-4 5397 Los Angeles Ironwood Gully, south of Catalina Harbor at Isthmus, Santa Catalina Island 167 Comment
  SD52839  Galium catalinense subsp. acrispum Peter H. Raven 1962-4-12 17334 Los Angeles San Clemente Island, narrow canyon south of canyon below the Tomb, west side of the island 900 Comment
  UCR143459  Galium nuttallii subsp. insulare Reid Moran 1941-3-11 700 Los Angeles Channel Islands, ridge north of Middle Ranch, Santa Catalina Island 300 Comment
  LA200803  Galium nuttallii subsp. nuttallii Jonathan Sauer; H. N. Sauer 1974-4-16 5570 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon - Topanga Canyon, ridge between Tuna Canyon and Topanga Canyon. Comment
  RSA0085405  Galium porrigens Richard G. Swinney 2010-8-9 13467 Los Angeles San Gabriel Mountains: Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport. 1037 Comment
  RSA702360  Galium porrigens Scott D. White, Pam De Vries 2004-6-14 10499 -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
  UCR256461  Galium porrigens R. G. Swinney 2010-6-8 13190 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  RSA0051336  Galium porrigens var. porrigens Valerie Soza 2004-6-21 1726 b Los Angeles Liebre Mountains, north side of Warm Springs Rd 6N32, west of Lake Hughes Rd. 640 Comment
  RSA729575  Gamochaeta pensylvanica R. G. Swinney, D. W. Larson 1999-5-15 7164 Los Angeles San Gabriel Mtns.: Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 610 Comment
  RSA641088  Garrya flavescens Orlando Mistretta 1994-7-22 1450 Los Angeles San Gabriel Mountains: Big Rock Creek, South Fork Campground. Comment
  CAS-BOT-BC158015  Garrya veatchii C. F. Baker 1903-2-15 4012 Los Angeles San Antonia Canon [Canyon] near Claremont. Comment
  RSA247410  Garrya veatchii Jack Delaini 1974-2-27 47 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. along Johnston Peak rd. 884 Comment
  RSA305065  Garrya veatchii Kei Nakai 1975-11-27 TCSP- 155 -75 Los Angeles Topanga Canyon. Along Fire Road 30 within Topanga Canyon State Park Boundary. 488 Comment
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Apr 10 2014
  RSA392402  Garrya veatchii Anstruther Davidson 1893-6-12 1898 Los Angeles Switzer's Trail. Comment
  RSA604405  Garrya veatchii Louis C. Wheeler 1936-6-23 4175 Los Angeles San Dimas Canyon. 732 Comment
  UCR269104  Garrya veatchii Orlando Mistretta 1995-1-10 1957 Los Angeles Transverse Ranges; San Gabriel Mtns., near Glendora Mountain Road, c. 4 miles west of junction with Baldy Mtn. Road 1418 Comment
  CAS-BOT-BC282620  Gastridium phleoides L. R. Abrams; I. L. Wiggins 1931-7-6 389 Los Angeles Vicinity of Mosquito Harbor Comment
  UCR192890  Gayophytum R. G. Swinney 1999-8-16 7656 Los Angeles San Gabriel Mtns., Wrightwood area, Flume Canyon, spring c. 200 m north of Guffy Campground 2445 Comment
  UCR223236  Gayophytum R. G. Swinney 2009-5-27 10876 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  SEINET13203154 Image available Gayophytum diffusum subsp. parviflorum R. G. Swinney 2008-1 9251 Los Angeles San Gabriel Mtns.: Will Thrall Peak, west of Burkhart Saddle (Juniper Hills 7.5' Q.) (T4N R10W S35) 2377 Comment
  CAS-BOT-BC174976  Gayophytum heterozygum Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8136 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  SEINET3150062  Gayophytum ramosissimum G. B. Grant 492 Los Angeles Mt. Wilson Comment
  RSA776756  Gazania longiscapa Steve Boyd 2006-5-11 11661 Los Angeles Alluvial fan below San Antonio Canyon at southern base of the range, just west of Los Angeles/San Bernardino County line along north margin of the west-bound 210 Freeway at Monte Vista/Baseline Ave off-ramp. 488 Comment
  UC17118  Geranium carolinianum J. H. Barber 1897-6-2 161 Los Angeles Santa Monica Experimental Station Comment
  UCR192189  Gilia A. C. Sanders 2008-4-17 34938 Los Angeles Transverse Range, mouth of canyon in hills c. 1.25 mi. SW of Neenach School, c. 1.5 mi. west of Pine Canyon 956 Comment
  UCR277244  Gilia R. G. Swinney 2011-4-19 14392 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
  SEINET12278821  Gilia C. L. Abbott 1926-1 s.n. Los Angeles Los Angeles Comment
  SBBG40103  Gilia achilleifolia W. G. Webb 1936-2-10 Los Angeles Eagle Rock Comment
  RSA598063  Gilia aliquanta subsp. aliquanta L. C. Wheeler 1967-5-12 9467 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  UC963973  Gilia aliquanta subsp. aliquanta R. F. Hoover 1938-4-16 3121 Los Angeles near Bailey's; Upper Antelope Valley Comment
  UCR220167  Gilia aliquanta subsp. aliquanta R. G. Swinney 2009-4-2 10256 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  POM10177  Gilia angelensis P. A. Munz, R. D. Harwood 1920-4-21 3685 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  UC52699  Gilia angelensis Geo. B. Grant March 1901 4945 Los Angeles Pasadena Comment
  UCR95281  Gilia angelensis L. C. Wheeler 1967-5-2 9260 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 427 Comment
  RSA161663  Gilia brecciarum subsp. brecciarum E. C. Twisselmann 1962-4-18 6975 Los Angeles Tejon ranch: Oso Canyon, 1 mile above the Oso corral. 1037 Comment
  UCR177497  Gilia brecciarum subsp. neglecta LeRoy Gross 2005-5-19 2277 Los Angeles Tehachapi Mountains, SE base of the mountains, just above the the W side of Cottonwood Creek 1174 Comment
  RSA600407  Gilia capitata subsp. abrotanifolia Steve Boyd, Lauren Raz 1997-4-30 9641 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
  UCR197219  Gilia capitata subsp. abrotanifolia Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 895 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
  UCD117690  Gilia capitata subsp. abrotanifolia Collector unknown 1923-5-22 273 Los Angeles Plume trail, Eaton Canyon. Comment
  CAS-BOT-BC226341  Gilia latiflora subsp. davyi H. M. Hall 1902-5-1 3045 Los Angeles Antelope Valley. Vicinity of Elizabeth Lake 914 Comment
  RSA469383  Gilia latiflora subsp. latiflora J. Q. Burch, Rose L. Burch 1940-4-9 4028 -32 Los Angeles Lancaster. Comment
  RSA506807  Gilia latiflora subsp. latiflora L. C. Wheeler 1967-5-12 9472 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  UCR239049  Gilia latiflora subsp. latiflora Anuja Parikh, Nathan Gale 2010-6-3 3256 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 3.5 km west of State Hwy 14, 2.1 km southwest of California Aqueduct 1090 Comment
  RSA469464  Gilia minor George R. Johnston 1930-3-30 s.n. Los Angeles Lancaster. Comment
  UCR205854  Gilia modocensis R. G. Swinney 2008-5-8 8811 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  RSA0016262  Gilia ochroleuca subsp. bizonata Orlando Mistretta, Christine Mistretta 2008-4-30 2568 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 19 per TRTP survey, 2008), in the vicinity of Ritter Ridge, S side of Antelope Valley. 1034 Comment
  RSA0017222  Gilia ochroleuca subsp. bizonata Robert Gustafson 1978-6-1 951 Los Angeles Ca. 0.5 mile east off main dirt road running through Hungry Valley, summit of hills overlooking upper Freeman Canyon, ca. 1 mile S of Gorman. 1311 Comment
  CAS-BOT-BC402062  Gilia ochroleuca subsp. vivida Geo. B. Grant 1902-6-1 506 Los Angeles Mt Wilson Comment
  CAS-BOT-BC402071  Gilia ochroleuca subsp. vivida Alice Eastwood 1919-6-20 9014 Los Angeles Mt. Wilson Comment
  RSA0017147  Gilia ochroleuca subsp. vivida Valerie L. Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1674 Los Angeles Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. 1982 Comment
  UCR114209  Gilia splendens A. C. Sanders, D. Malueg 1998-6-24 22081 Los Angeles San Gabriel Mtns., 2 miles east of Mt. Gleason at Little Gleason Forestry Plantation, on So. Cal. Edison Mesa-Vincent transmission line at tower 7-2 1707 Comment
  CAS-BOT-BC123881  Gilia splendens subsp. grinnellii George Bernard Grant 1902-6-1 503 Los Angeles Mount Wilson 1828 Comment
  JEPS69712  Gilia splendens subsp. splendens Frank W. Peirson 1921-7-3 2485 Los Angeles trail ne Rock Creek divide; San Gabriel Mountains, ne of Rock Creek divide 2133 Comment
  SEINET269290  Gnaphalium californicum Scott D. White, Chet McGaugh 1995-5-9 3001 Los Angeles E edge of Santa Susana Mts W of San Grabriel Mts. Sunshine Canyon Landfill property: W of San Fernando Rd and I-5 Fwy 457 Comment
  UCR190776  Gnaphalium californicum R. G. Swinney 1998-8-6 6692 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River 1037 Comment
  UCR186768  Gnaphalium canescens subsp. microcephalum T. B. Salvato, Sandra Murcia 2007-3-28 2022 Los Angeles San Gabriel Mountains, Angeles National Forest, lower Santa Anita Canyon at the upper end of Santa Anita Reservoir 427 Comment
  POM12333  Gnaphalium chilense F. L. Robinson 1921-5-9 70 Los Angeles Claremont. Comment
  SEINET11849353  Gnaphalium chilense J. F. Bright, Wyman, C. 1931-1 5691 Los Angeles Hollywood Comment
  SEINET3245992  Gnaphalium palustre R. G. Swinney 2009-1 11471 Los Angeles Tranverse Range; San Gabriel Mtns.: Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. Mescal Creek. 628 Comment
  UC83671  Goodmania luteola Katharine Brandegee July, 1884 Los Angeles Lancaster Comment
  CAS-BOT-BC110279  Grayia spinosa D. B. Dunn 1947-4-16 2935 Los Angeles 1 mile north of Palmdale. Mohave Desert. Comment
  RSA177585  Grayia spinosa S. Carlquist, James Henrickson 1965-4-22 1703 Los Angeles 11 miles east of Palmdale. Comment
  RSA587009  Grayia spinosa Orlando Mistretta 1992-5-8 287 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E of Little Rock Creek Reservoir 1067 Comment
  UCR116285  Grayia spinosa B. G. Pitzer 1998-5-12 3707 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 Comment
  UCR91421  Grindelia camporum Scott D. White 1995-3-15 2547 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  CAS-BOT-BC305266  Grindelia hirsutula Peter H. Raven; Henry J. Thompson 1959-6-4 14344 Los Angeles Santa Monica Mountains. Point Dume 15 Comment
  JEPS64635  Grindelia hirsutula Ernest C. Twisselmann 1970-9-8 17493 Los Angeles Hwy 14 at Avenue A; Mojave Desert, Antelope Valley 731 Comment
  SBBG103939  Grindelia hirsutula M. A. Lane 1986-9-4 3094 Los Angeles E of intersection of St Hwy 138 with St Hwy 14 at "T" intersection of Ave D and Sierra Hwy, N off Lancaster 609 Comment
  RSA67367  Guillenia lasiophylla F. W. Peirson 1919-3-27 327 Los Angeles Foot of trail to Lukens Peak 609 Comment
  OBI62224  Gutierrezia californica P. A. Holden 1968-9-15 553 =630 Los Angeles SE of Rosamond in the Antelope Valley Comment
  OBI16359  Gutierrezia microcephala Robert F. Hoover 1966-10-14 10153 Los Angeles Pearblossom Comment
  POM49722  Hainardia cylindrica Le Roy Abrams 1901-06 1715 Los Angeles Ballona Creek, Mesmer., [33?57'40N, 118?27'20W] Comment
  UCR149478  Haplopappus menziesii Valerie Soza, LeRoy Gross 2000-5-25 962 Los Angeles San Gabriel Mountains, South Side, north of fire road between Ebey and Doane canyons, south of Goldenrod Spring, above Sunland 549 Comment
  CATA1496  Harpagonella palmeri Mark L. Hoefs, Steven A. Junak 1996-5-1 2703 Los Angeles Santa Catalina Island: Road to Lone Tree, past Upper Road to Avalon Canyon 478 Comment
  UC74001  Hazardia squarrosa var. grindelioides J. Q. Adams 1905-1-1 17 Los Angeles s Los Angeles County Comment
  UCR198378  Hedera canariensis Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1355 Los Angeles Transverse Ranges; Verdugo Mountains, Whiting Woods Road, mouth of Henderson Canyon 396 Comment
  RSA674537  Hedera helix LeRoy Gross 2003-2-22 744 Los Angeles South side; A short distance up mouth of Brand Canyon, west next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  CDA43407  Hedypnois cretica Michael O Brien 2015-3-29 s.n. Los Angeles Malibu; El Matador State Beach. 0 Comment
  RSA600846  Helenium bigelovii L. C. Wheeler 1966-9-21 8909 Los Angeles San Gabriel Mountains. South fork of Big Rock Creek in the vicinity of Lily Spring. 2378 Comment
  RSA748675  Helianthemum scoparium R. G. Swinney 2008-4-1 8598 Los Angeles ridge north of and adjacent to Sharps Canyon, c. 2 miles due N of Glendora. 671 Comment
  CAS-BOT-BC305431  Helianthus annuus Peter H. Raven 1957-9-21 11327 Los Angeles Small hill at n.w. end of U.C.L.A. campus, Los Angeles Comment
  UC1584253  Helianthus annuus Tim Ross and Steve Boyd 1990-6-6 2890 Los Angeles Piru Pond, Liebre Mtn USGS 7.5' quadrangle Los Padres National Forest, Liebre Mtn. Quad., Piru Pond 644 Comment
  UCD169691  Helianthus annuus Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, Old Point Comfort. 1262 Comment
  SFV3972  Helianthus annuus R. L. Armacost 1954-11-22 583 Los Angeles Santa Monica. Comment
  UC1746077  Helianthus annuus Annetta M. Carter 1946-4-23 1758 Los Angeles Sierra Madre. Crest of first hill on Mt. Wilson Trail. 365 Comment
  RSA660398  Helianthus gracilentus Orlando Mistretta 1992-6-17 587 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  UC1595206  Helianthus gracilentus Tim Ross and Peter Fritsch 1990-6-20 3659 Los Angeles ridgetop between W Fk San Gabriel River and Roberts Canyon (Rincon-Red Box Rd. (2N24)); San Gabriel Mountains 1255 Comment
  CATA913  Heliotropium curassavicum Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-14 1757 Los Angeles Santa Catalina Island: Hillside south of Ben Weston Beach 30 Comment
  RSA522465  Heliotropium curassavicum T. S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4039 Los Angeles San Gabriel Mountains: about .8 km N of Aliso Spring along the W shoulder of Angeles Forest Highway, Tujunga Ranger District, Angeles National Forest 1369 Comment
  SD215433  Heliotropium curassavicum var. oculatum Steve Boyd, Lauren Raz 1996-10-14 9035 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  POM369757  Heliotropium curassavicum var. oculatum Robert Gustafson 1980-7-9 1802 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA534109  Hemizonia clementina Timothy S. Ross 1991-5-17 5060 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage, 1600 feet SE of the 924'BM at the E end of the old airfield landing strip. 250 Comment
  RSA544564  Hemizonia clementina Timothy S. Ross, Kellogg 1992-4-13 6144 Los Angeles San Clemente Island: NW part of the island. Coastal terrace in the vicinity of Darter. (340 degrees NNW, 1140m distant from 199'BM near Flasher; ca 250m NNW of the shifting sands.) 18 Comment
  UCR65214  Hemizonia clementina F. R. Fosberg 1931-4-8 S- 04505 Los Angeles Channel Islands, Santa Catalina Island, Avalon 10 Comment
  RSA248832  Hemizonia fasciculata R. F. Thorne 1973-4-12 42889 Los Angeles San Clemente Island, plateau near Cutlass above old dam. 198 Comment
  RSA649821  Hemizonia ramosissima Matt Brooks 1988-5-12 62 Los Angeles Whittier, Turnbull Canyon Rd. 0.5 miles east of its intersection with Beverly Blvd. Comment
  UCR153361  Herniaria hirsuta subsp. hirsuta LeRoy Gross, Et al. 2003-5-12 838 Los Angeles Transverse Ranges; San Gabriel Mtns region, Van Tassel Truck Trail (1N36) close to junction with Silver Fish Road (1N29) 1037 Comment
  CAS-BOT-BC403841  Hesperocnide tenella John H. Thomas 1957-5-3 6733 Los Angeles Hills north of Eagle Rock, about 3-4 miles east of Pasadena 304 Comment
  SBBG19168  Hesperocnide tenella M. A. Piehl 1963-12-8 631087 Los Angeles Cave Cyn, 0.25 mi from mouth 30 Comment
  UCR281156  Hesperoyucca whipplei R. G. Swinney 2014-6-5 16714 Los Angeles San Gabriel Mountains, Glendora, 0.53 mile north of jct. of Rainbow Drive and Sierra Madre Ave., at south base of ridge 463 Comment
  HSC79919  Heteromeles arbutifolia James Henrickson 1972-11-2 8100 Los Angeles 8 mi. NW of Newhall, NW of jct. of Hwy. 5 and Hasley Canyon Rd. 366 Comment
  UCR106303  Heteromeles arbutifolia B. G. Pitzer 1996-5-5 2869 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA0074532  Heterotheca fastigiata F. W. Peirson 1924-10-26 5263 Los Angeles Arroyo Seco, Pasadena. 198 Comment
  SDSU4595  Heterotheca grandiflora Joan Godsil 1952-10-2 527 Los Angeles Claremont, in field by P.E. station. 366 Comment
  SEINET3929121  Heterotheca grandiflora David Keil 1986-9-27 19736 -2 Los Angeles Along I-5, just S of Hungry Valley Rd exit.; 0 914 Comment
  OBI36527  Heterotheca grandiflora Mark Schneider 1973-1 s.n. Los Angeles 7-HIlls Ranch Comment
  RSA0074072  Heterotheca grandiflora A. Menke 1955-4-21 s.n. Los Angeles Faculty Hill, UCLA campus, Los Angeles. Comment
  UCR270651  Heterotheca sessiliflora R. G. Swinney 2011-11-1 15938 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
  UCSB42375  Heuchera caespitosa Taylor, A. 1980-5-10 Los Angeles S. side of Glendora Ridge Rd., 16 miles east of Glendora Mountain Rd. San Gabriel Mtns 1158 Comment
  UCD133110  Hieracium argutum Michael Grayum; Daryl Koutnik 1978-8-1 1516 Los Angeles East of Castro Peak at end of Corral Canyon Road, Santa Monica Mountains. 853 Comment
  RSA733166  Hieracium argutum var. parishii R. G. Swinney 1998-8-1 6620 Los Angeles San Gabriel Mtns.: Vincent Gulch, 2.5 mi. ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  SFV21012  Hirschfeldia incana L. Gross 2003-3-7 766 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains. Verdugo Crestline Dr. (fire road) just north of the 210 Freeway. Entered on the west side at Topley Lane, off of Newhome Ave. in Sunland. Southeast-facing slope, road next to and below a pylon, near east end of a southwest-facing ridge. The far west end of ridge ends above the 210 Freeway. 564 Comment
  UCD115096  Hirschfeldia incana Jack Delaini 1974-4-25 129 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 426 Comment
  RSA85269  Holodiscus discolor Raymond J. Dobbs 1924-7-8 5390 Los Angeles Along trail 2 miles below Switzer's Camp, San Gabriel Mts. 762 Comment
  SD82800  Holodiscus discolor Joseph Andorfer Ewan 1933-7-4 7853 Los Angeles San Gabriel Mts., Sturdevant Trail, Santa Anita Canyon 1067 Comment
  UC481487  Holodiscus discolor Louis C. Wheeler 1931-6-15 Los Angeles San Antonio Mountains, Live Oak Canyon Live Oak Canyon; San Antonio Mountains, Live Oak Canyon 426 Comment
  UC520298  Holodiscus discolor Joseph Andorfer Ewan 1933-7-4 7853 Los Angeles San Gabriel Mountains, Santa Anita Canyon, Sturdevant Trail Santa Anita Canyon; San Gabriel Mountains, Santa Anita Canyon 1066 Comment
  RSA603900  Homalanthus populifolius L. C. Wheeler 1975-6-12 s.n. Los Angeles Kerckhoff Estate: 734 W. Adam. Comment
  POM352436  Hordeum brachyantherum Anstruther Davidson 69 Los Angeles E. Los Angeles. Comment
  SD252247  Hordeum depressum Steven A. Junak 1999-5-20 Sca 957 Los Angeles Santa Catalina Island. Along Cottonwood-Black Jack Road. 305 Comment
  RSA0047592  Hordeum marinum A. C. Sanders 2007-4-19 33430 Los Angeles Hills north of Oso Canyon and south of the National Cement Plant, Seen only in one place today: 34 deg 48 02N, 118 deg 44 52W. 1006 Comment
  RSA157795  Hordeum marinum subsp. gussoneanum P. H. Raven 1962-5-10 17738 Los Angeles near head of large canyon due north of Boulder, San Clemente Island 488 Comment
  RSA599764  Hordeum marinum subsp. gussoneanum Steve Boyd, Dave Bramlet, Harry Spilman, Nancy Hanson, Susan Hobbs 1997-5-10 9783 Los Angeles Along Old Ridge Route north of Templin Highway and northwest of the confluence of Castaic Creek and Fish Creek, ca 600m southeast of transit station Hiway., Near 34? 37' 00N 118 ? 40' 58.8W 975 Comment
  CATA684  Hordeum murinum subsp. glaucum Mark L. Hoefs 1991-4-26 1175 Los Angeles Santa Catalina Island: Bluff southeast of Pebbly Beach, between Edison power plant and City dump 88 Comment
  RSA233542  Hordeum murinum subsp. leporinum R. F. Thorne 1972-6-29 42098 Los Angeles Angeles National Forest: WNW end of Jackson Lake (sag-pond on San Andreas Fault), c. 1 1/2 mile WNW of Big Pines 1909 Comment
  RSA187920  Hordeum vulgare R. F. Thorne 1966-4-29 36275 Los Angeles Santa Catalina Island: above ranch in Middle Ranch Canyon 229 Comment
  CDA25943  Horkelia cuneata subsp. cuneata Phillipson 1915-6-7 Los Angeles Duarte. Comment
  CAS-BOT-BC532284  Horkelia cuneata var. puberula Grant 1902-4-1 155 Los Angeles Comment
  POM43358  Horkelia rydbergii Robert Kessler 1921-7-4 3442 Los Angeles Pine Flats. Comment
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Jul 29 2016
  SBBG106791  Hornungia procumbens V. Soza with L. Gross 2002-4-3 1382 Los Angeles W side of Bouquet Cyn, cyn opposite Texas Cyn 549 Comment
  SEINET3860184  Hulsea vestita subsp. gabrielensis D. H. Wilken 1973-6-1 11880 Los Angeles Angeles Crest Hwy, 3 mi E of Chilao, San Gabriel Mtns.; 0 1829 Comment
  UCR271841  Hypericum scouleri R. G. Swinney 2011-6-23 15279 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  CDA34312  Hypochaeris glabra M. O'Brien 2011-6-14 MOB 11 -12 Los Angeles Santa Monica Mountains; Tapia County Park. 152 Comment
  CAS-BOT-BC312944  Hypochaeris glabra Steven A. Junak 1996-5-20 SCI- 513 Los Angeles San Clemente Island: E side of island, at mouth of canyon at Mosquito Cove 3 Comment
  LA32078  Hypochaeris glabra Peter H. Raven; Henry J. Thompson 1959-6-4 14315 Los Angeles Santa Monica Mountains, Point Dume, just behind point 45 Comment
  RSA398412  Ipomoea cairica E. S. Spalding 1925-9-19 s.n. Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  UCR246626  Ipomoea indica T. C. Fuller 1963-4-25 10301 Los Angeles North of highway bridge over creek, Pacific Coast Hwy (101 Alt.), mouth of Topanga Canyon 3 Comment
  UCR224023  Iris pseudacorus Steve Boyd, Rick Riefner 2007-4-27 11739 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue. 43 Comment
  RSA766855  Isolepis cernua Justin M. Wood 2009-9-9 1288 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UCR99481  Isopyrum occidentale Steve Boyd, Lauren Raz 1997-3-26 9388 Los Angeles Liebre Mtns., Sierra Pelona Ridge, southern flank of Martindale Canyon near the northern end of Bouquet Canyon, south of upper end of reservoir along Forest Service Road 6N08 1396 Comment
  SEINET10926447  Jarava ichu Carl C. Epling 1926-4-24 Epling s.n. Los Angeles Palmdale. Comment
  POM361335  Jaumea carnosa F. R. Fosberg 1930-6-23 2990 Los Angeles Del Rey. 0 Comment
  RSA0087091  Juglans californica R. G. Swinney 2010-6-21 13294 Los Angeles Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring. 902 Comment
  UCSB11931  Juglans californica Stern, A. 1961-3-5 Los Angeles Big Tujunga Creek 3.5 mi w of Guard Station, .5 miles north of Pipe Creek; Angeles National Forest; Big Tujunga Cyn; San Gabriel Mts Comment
  CAS-BOT-BC110040  Juncus acutus Le Roy Abrams 1901-5-28 1682 Los Angeles Ballona Harbor. Comment
  UC1349332  Juncus acutus subsp. leopoldii Robert F. Thorne and P. Everett 1965-6-24 35037 Los Angeles just below dam in lower Cottonwood Canyon; Santa Catalina Island, Cottonwood Canyon 38 Comment
  RSA725757  Juncus balticus A. C. Sanders 2003-5-1 26248 Los Angeles Western San Gabriel Mtns.: southeast side of Castaic Mesa, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch. 396 Comment
  UCR273745  Juncus balticus R. G. Swinney 2011-6-15 15186 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  UCR108180  Juncus duranii L. C. Wheeler 1966-8-21 8828 Los Angeles San Gabriel Mtns., Dorr Canyon, NW slope of Mt. Burnham, Lodgepole Picnic Area, Angeles Crest Hwy 2317 Comment
  RSA641437  Juncus macrophyllus L. C. Wheeler 1967-7-15 10052 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  JEPS45905  Juncus macrophyllus Joseph Andorfer Ewan 1932-6-12 7371 Los Angeles 1 mi above North Fork Camp; San Gabriel Mts., N. F. Tujunga Creek 975 Comment
  RSA602457  Juncus rugulosus Scott D. White 1997-5-14 5144 A Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 351 Comment
  RSA755613  Juncus rugulosus R. G. Swinney 2008-9-9 9325 Los Angeles Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  POM308901  Juncus rugulosus Kay H. Beach 1943-8-27 673 Los Angeles West side of the N Fork above Flume no. 5, San Dimas Experinemtal Forest Comment
  UCR206487  Juncus tenuis A. C. Sanders, T. B. Salvato 2009-5-20 36868 Los Angeles San Gabriel Valley, Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 69 Comment
  POM1597  Juncus textilis I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. 122 Comment
  NY1043615  Juniperus californica R. T. Schuh 2004-5-16 PBI CAL 04 H001 Los Angeles Acton, Escondido Canyon Rd. off Rt. 14. Location: PBI CAL04 L01. 950 Comment
  NY21036  Juniperus californica L. C. Wheeler 1932-9-9 1358 Los Angeles San Antonio Wash, 0.25 mi N of Foothill Blvd 381.0 Comment
  UC1134268  Juniperus californica G. T. Nordstrom 1935-3-20 385 Los Angeles 1.75 mi e mouth of Snowy Creek; Santa Barbara National Forest, Tejon Quad. 1036 Comment
  UC1614070  Juniperus californica Charles M. Belshaw 1935-3-29 487 Los Angeles ca. 20 mi. w. Lancaster (on s. face of La Liebre Scarp, West Antelope Valley); West Antelope Valley Comment
  UC84  Juniperus californica W. H. Brewer 1861-1-1 110 Los Angeles San Gabriel Comment
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Jan 26 2015
  UCR17705  Juniperus californica Frank C. Vasek 1975-11-29 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., hills just south of Cornell's Corner Comment
  UCR4366  Juniperus californica Frank C. Vasek 1964-5-27 640527- 06 Los Angeles Western Mojave Desert, Antelope Valley, between Gorman & Lancaster Comment
  UC1922948  Juniperus californica Robert F. Thorne 1973-5-11 43569 Los Angeles SAN GABRIEL MTS., MOJAVE DESERT SLOPE: Along Mt. Emma Road, 1.9 mi W of Little Rock Creek below the dam. Comment
  RSA401772A  Keckiella cordifolia Samuel R. Tyson 1942-6-5 s.n. Los Angeles San Dimas Canyon 442 Comment
  UCD168230  Kochia prostrata 2015-1-1 s.n. Los Angeles Antelope Valley [UTM convert by label maker]. 750 Comment
  UC205731  Koeleria macrantha D. L. Crawford 1916-5-20 Los Angeles mts above Claremont; mts above Claremont Comment
  CAS-BOT-BC271341  Koeleria pyramidata Cecil Hart 1929-4-1 s.n. Los Angeles Montebello Hills Comment
  UCR220233  Koelreuteria bipinnata R. G. Swinney 2009-4-13 10321 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
  SBBG13783  Lactuca serriola M. A. Piehl 1962-10-3 62491 Los Angeles main rd near N part of Swain's (Swain) Cyn 381 Comment
  UCR163180  Lactuca serriola Anuja Parikh, Nathan Gale 2004-6-21 2053 Los Angeles Santa Clara River Valley, Newhall Ranch (study area 29), near mouth of Chiquito Canyon 396 Comment
  CAS-BOT-BC273836  Lamarckia aurea Carl B. Wolf 1932-5-11 3555 Los Angeles Santa Catalina Island. Fourth O' July Cove. Above the road 30 Comment
  LA105355  Lamarckia aurea Barry A. Prigge; 1989-4-23 8423 Los Angeles Santa Susana Mountains, ridge between Falls Creek and Blind Canyon, 1.5 mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 579 Comment
  PASA642  Lamarckia aurea Sally Ellis 1939-4-7 Los Angeles Puddingstone Dam Comment
  RSA640454  Lamarckia aurea L. C. Wheeler 1967-5-15 9596 Los Angeles San Gabriel Mountains: Elsmere Canyon; bottom of canyon near mouth. 434 Comment
  LA12433  Lamarckia aurea Carl Epling; 1931-4-15 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UCR143052  Lamium amplexicaule L. C. Wheeler 1936-2-19 4078 Los Angeles San Gabriel Valley, West Orange Grove Avenue, Pomona 244 Comment
  RSA605814  Lamium amplexicaule Louis C. Wheeler 1966-10-27 9092 Los Angeles San Gabriel Mountains: Rincon Ranger Station. Comment
  POM368736  Lappula squarrosa H. E. Hasse 1905-1 s.n. Los Angeles Santa Monica. Comment
  CAS-BOT-BC338117  Lasthenia californica LeRoy Abrams 1903-3-14 3134 Los Angeles San Pedro hills near Rocky Pt. Comment
  RSA645621  Lasthenia californica Karen Kirtland 1993-4-10 s.n. Los Angeles Mojave Desert (western): lancaster, E of 10th St. East between Ave. F and G. 708 Comment
  RSA92921  Lasthenia californica F. W. Peirson 1903-4-11 2748 Los Angeles Laurel Canyon, Santa Monica Mts Comment
  UC75846  Lasthenia coronaria unknown May 1901 99 Los Angeles Altadena Comment
  SBBG32271  Lasthenia gracilis L. S. Rose 1968-4-5 68020 Los Angeles Newhall Ranch 365 Comment
  PASA1058  Lathyrus strictus Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  SEINET956182  Lathyrus strictus Rea Raymond 1961-1 41 Los Angeles Little Jajunge Canyon. Angeles National Forest. Comment
  RSA760559  Lathyrus vestitus R. G. Swinney 2009-3-10 10059 Los Angeles Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UC1211098  Lathyrus vestitus var. alefeldii Huron H. Smith 1912-5-29 5030 Los Angeles trail to Summit Santa Catalina Island 365 Comment
  RSA649606  Lathyrus vestitus var. vestitus Lori Ackerman, Gerald Braden 1988-4-22 7 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  UC557733  Lavatera assurgentiflora subsp. glabra Nell Murbarger May 1936 208 Los Angeles norther end San Clemente Island (San Clemente Island, West Cove); northern end San Clemente Island, West Cove Comment
  UC1587714  Lavatera cretica Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-17 5140 Los Angeles at the beginning of Larkspur Canyon drainage, 900 ft sse of the 924' BM at the e end of the old airfield landing strip San Clemente Island; , Larkspur Canyon drainage 266 Comment
  CAS-BOT-BC321520  Layia glandulosa David D. Keck 1935-3-18 3021 Los Angeles San Gabriel River, 2 mi E of El Monte 91 Comment
  UC1595580  Layia glandulosa W. Wisura and E. Roeder 1992-4-21 4697 Los Angeles near Valyermo; West Mojave, Mountain Brook Ranch Comment
  CAS-BOT-BC321498  Layia glandulosa Geo. B. Grant 1904-5-5 6118 Los Angeles Arroyo Seco Canyon, Sierra Madre Mts. Comment
  RSA598144  Layia glandulosa V. W. Steinmann, T. S. Ross 1995-5-8 668 Los Angeles Liebre Mountains, slopes between Leona Valley and 'Lost Valley' 1100 Comment
  UCSB16970  Layia glandulosa Otey, D. 1963-5-5 Los Angeles California Highway 138, 9.4 miles west of San Bernardino County Line 944 Comment
  CAS-BOT-BC377810  Layia platyglossa Geo. B. Grant 1904-5-14 s.n. Los Angeles Playa del Ray Comment
  CAS-BOT-BC380219  Layia platyglossa Peter H. Raven 1962-5-21 17816 Los Angeles Santa Catalina Island: lower end of Bullrush Cnyon 198 Comment
  POM157982  Layia platyglossa subsp. campestris M. B. Dunkle 1928-3-17 1747 Los Angeles Santa Catalina Island, Johnson's Canyon 30 Comment
  CATA384  Lepechinia fragrans Mark L. Hoefs 1974-5-2 445 Los Angeles Santa Catalina Island: By road on south side of Mt. Black Jack 457 Comment
  RSA782107  Lepidium didymum A. C. Sanders, Dan S. Cooper 2010-4-30 38136 Los Angeles Madrona Marsh, Torrance 24 Comment
  RSA747284  Lepidium didymum R. G. Swinney 2008-5-30 8878 Los Angeles San Gabriel Mtns.: San Gabriel Canyon along old road/trail at El Encanto 256 Comment
  CAS-BOT-BC89304  Lepidium flavum A. D. E. Elmer 1902-6-1 3653 Los Angeles Lancaster. Comment
  SFV10185  Lepidium flavum J. G. Cuti 1978-4-2 41 Los Angeles About 3 miles south of Saddleback Butte State Park on Highway 170th., off shoulder. 30 Comment
  UCD115667  Lepidium fremontii M. Vincent 1962-5-19 244 Los Angeles One mile from Pearblossom turn off to Valyermo. Comment
  SBBG2514  Lepidium fremontii H. and M. Dearing 1933-4-9 469 Los Angeles Palmdale-Victorville Hwy Comment
  RSA535287  Lepidium lasiocarpum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5335 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  UCR109025  Lepidium lasiocarpum var. lasiocarpum L. C. Wheeler 1974-4-4 s.n. Los Angeles Pacific slope, West end of the Los Angeles International Airport [LAX] 61 Comment
  RSA526546  Lepidium nitidum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4233 a Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  UCR187183  Lepidium nitidum A. C. Sanders 2006-4-21 32149 C Los Angeles Tehachapi Mtns. Foothills, ephemeral stream c. 1 mile east of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1006 Comment
  RSA527719  Lepidium nitidum Timothy S. Ross, Annette Ross 1991-3-7 4142 Los Angeles Elephant Hill, western Pomona. 230 Comment
  UCR75297  Lepidium pinnatifidum Scott D. White 1992-10-9 946 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, base of mtns., just north of Pacific Coast Hwy, extending as far E as Malibu Creek. Bounded by the Civic Center Road; terminates on the W in vicinity of Malibu School 30 Comment
  RSA584103  Lepidium strictum Timothy S. Ross, S. D. Boyd 1990-5-15 2521 Los Angeles Live Oak Campground, Tujunga Ranger Distruct, Angeles National Forestr; at the confluence of Sand Canyon and Bear Canyon. (draining to the Santa Clara River about 3.5 miles north) 646 Comment
  RSA429664  Lepidium virginicum var. pubescens M. B. Dunkle 1931-4-22 2454 Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  RSA702163  Lepidium virginicum var. pubescens Michael Honer 2004-6-22 1996 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  CAS-BOT-BC328061  Lepidospartum squamatum Joseph Andorfer Ewan; Nesta Ewan 1936-8-5 9930 Los Angeles Mescal Creek. San Gabriel Mts. 1524 Comment
  RSA760556  Lepidospartum squamatum R. G. Swinney 2008-8-14 9437 Los Angeles Confluence of Big Rock Creek and Fenner Canyon 1640 Comment
  UCR239987  Lepidospartum squamatum R. G. Swinney 2009-11-13 11604 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Little Rock Creek and Carr Canyon, N of Mt. Emma Rd. 909 Comment
  PASA2014  Leptodactylon californicum Sally Ellis 1939-5-5 Los Angeles Baseline Comment
  UCR126765  Leptodactylon californicum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26212 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  RSA648267  Leptodactylon californicum Michael Krawczyk 1981-4-26 6 Los Angeles 3 miles south of Falling Springs Resort on highway 39. San Gabriel Mtns. Comment
  UCR46104  Leptodactylon pungens Kathy Harper 1986-5-17 s.n. Los Angeles San Gabriel Mtns, between Pacifico Mountain and road N3 Comment
  RSA468556  Leptosiphon androsaceus Christopher Davidson 1975-5-25 2560 Los Angeles 3.5 mi NE of Old Ridge Route (8N04) on rd 7N23 to Liebre Mtn., ca. 0.1 mi past Sandberg Pk. 1646 Comment
  RSA613729  Leptosiphon aureus L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon. 1066 Comment
  UCR271582  Leptosiphon breviculus R. G. Swinney 2011-5-19 14767 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Millie's Apple Orchard 912 Comment
  RSA334157  Leptosiphon breviculus R. F. Thorne, M. Z. Thorne 1969-7-10 38410 Los Angeles Angeles National Forest: near Lodgepole Picnic ground, 1.5 miles SE of Dawson Saddle along Angeles Crest Highway. 2317 Comment
  RSA550287  Leptosiphon breviculus W. Wisura, G. Perez 1992-5-19 4775 Los Angeles Big Pine Rd. 2.5 mi W of Largo Vista Rd. Comment
  LA201818  Leptosiphon liniflorus Arthur C. Gibson; 2003-6-22 4949 Los Angeles SANTA MONICA MOUNTAINS, Agoura Hills, above Cornell Corners, on road behind businesses near Kanan-Dume Rd. Comment
  RSA131025  Leptosiphon liniflorus Percy C. Everett, E. K. Balls 1959-6-2 23851 Los Angeles 0.5 miles N of Jct of Mulholland Drive and Road to Backus, Santa Monica Mountains. 610 Comment
  UCR223239  Lessingia filaginifolia R. G. Swinney 2009-7-23 11376 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
  LA32102  Lessingia filaginifolia var. filaginifolia Peter H. Raven; Henry J. Thompson 1959-9-18 Los Angeles West Los Angeles, along railroad tracks, Santa Monica Boulevard near Beverly Glen Boulevard 76 Comment
  POM361803  Lessingia glandulifera var. glandulifera Roger Minahan 1934-06 20145 Los Angeles Valyermo, San Gabriel Mountains. Comment
  CAS-BOT-BC444442  Lewisia rediviva var. minor I. M. Johnston 1917-7-3 1412 Los Angeles San Antonio Mountains. Head of San Antonio Canon [Canyon] 2438 Comment
  SD111603  Lewisia rediviva var. minor Wayne P. Armstrong 1982-6-27 Los Angeles Summit of Mt. Baden-Powell 2835 Comment
  RSA717067  Leymus condensatus Andrea Edwards, Pam De Vries 2006-4-11 67 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA733669  Lilium humboldtii Richard G. Swinney 1998-8-5 6660 Los Angeles San Gabriel Mtns.: Bear Gulch, 0.3 miles norht of confluene with Prairie Fork, SW of Wrightwood 1524 Comment
  RSA656673  Lilium humboldtii subsp. ocellatum G. Pitto 1980-6-8 50 Los Angeles At base of trail, south end of Hinderberg Park [Crescenta Valley Park] bottom of Dunsmore Ave. La Crescenta. 518 Comment
  UC1873115  Limonium ramosissimum R. E. Riefner Jr. 2006-1-21 06 -8 Los Angeles City of Long Beach, Belmont Shores, Colorado Lagoon in vicinity of Park Ave. and Colorado St. 6 Comment
  RSA468559  Linanthus androsaceus subsp. luteolus Richard C. Barkelew 1929-4-7 1584 Los Angeles Mulholland Highway Comment
  UCR209862  Linanthus breviculus R. G. Swinney 2008-7-15 9195 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  CAS-BOT-BC226748  Linanthus californicus Le Roy Abrams 1901-4-6 1400 Los Angeles Chatsworth Park Comment
  RSA468434  Linanthus californicus subsp. glandulosus Fay A. MacFadden 1931-3-25 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  POM3572  Linanthus concinnus I. M. Johnston 1917-6-15 1284 Los Angeles Mt. San Antonio, Icehouse Canyon. 1738 Comment
  UCR205294  Linanthus concinnus Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1673 Los Angeles San Gabriel Mountains, Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from c. 0.75 to 2.5 miles ESE from Three Points trailhead 2104 Comment
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Sep 19 2015
  RSA579799  Linanthus dichotomus T. S. Ross, S. D. Boyd 1994-5-24 7862 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1384 Comment
  RSA599817  Linanthus dichotomus Steve Boyd, Lauren Raz 1997-3-26 9391 Los Angeles Liebre Mountains region: Summit of Sierra Pelona Ridge near the divide between Martindale Canyon to the north and Spade Spring Canyon to the south. 1377 Comment
  RSA506820  Linanthus dichotomus subsp. pattersonii L. C. Wheeler 1967-5-9 9373 Los Angeles San Gabriel Mts.: Aliso Canyon E of Acton, ca. 1 mile downstream from Wagonwheel Ranch. 915 Comment
  CHSC95744  Linanthus parryae LeRoy Gross 2005-5-3 2200 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  RSA122093  Linanthus parryae A. D. Gifford 1935-4-27 634 Los Angeles 3 1/2 miles N. of Manzana,Tejon. 854 Comment
  RSA468517  Linanthus pungens L. E. Hoffman 1927-8-13 s.n. Los Angeles Clear Creek, Angeles National Forest. Comment
  RSA400300  Linaria canadensis var. texana Bonnie C. Templeton 1939-4-26 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  LA200844  Lithophragma affine W. O. Griesel; 1936-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon Comment
  UCR141326  Lithophragma bolanderi R. F. Thorne 1971-4-23 41467 Los Angeles Transverse Range; San Gabriel Mtns., Angeles National Forest; Chantry Flats, along trail to Santa Anita Canyon 610 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
  RSA436336  Lobelia dunnii var. serrata L. C. Wheeler 1931-9-6 61 Los Angeles Wolfskill Canyon, San Gabriel Mountains 533 Comment
  RSA439330  Lobelia dunnii var. serrata Thekla Mohr 1915-1 3002 Los Angeles Sister Elsie Trail, San Gabriel Mountains. Comment
  POM78665  Lobelia dunnii var. serrata Albert J. Perkins 1912-10-20 s.n. Los Angeles Santa Anita Canyon, Sierra Madre. Comment
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Sep 16 2007
  SBBG116974  Logfia filaginoides S. A. Junak with K. Kirkland 2001-4-13 SCa 1420 Los Angeles rd above Empire Landing 137 Comment
  RSA177704  Lolium perenne subsp. multiflorum R. F. Thorne, P. Everett 1965-5-11 34551 Los Angeles Santa Catalina Island, Little Harbor. 2 Comment
  RSA3243  Lolium perenne subsp. multiflorum C. B. Wolf 1931-6-25 2239 Los Angeles Wash SW of Los Angeles Botanic Garden, along Beverly Blvd. (Mandeville Canyon). 61 Comment
  RSA654427  Lolium perenne subsp. multiflorum Matt Brooks 1988-5-12 67 Los Angeles Hacienda Heights, Oak Canyon Dr. 0.9 miles south of its intersection with Turnbull Canyon Rd. Comment
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Aug 12 2014
  SEINET10592077  Lolium temulentum Darnel 1904-5-10 DARNEL 702 Los Angeles Pasaden, Los Angeles County, southern California. Comment
  UCR126882  Lomatium dasycarpum A. C. Sanders 2003-4-29 26171 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  UCR99358  Lomatium dissectum var. multifidum Steve Boyd, Lauren Raz 1997-5-1 9655 Los Angeles Liebre Mtns region, Sierra Pelona ridgeline, c. 1.5 mi west of Mt. McDill & 1.3 mi. SSE of Lincoln Crest, the head of Bouquet Canyon 1512 Comment
  RSA97157  Lomatium dissectum var. multifidum F. W. Peirson 1929-6-30 8422 Los Angeles Aliso Creek at Tie Canyon 1357 Comment
  UCR277121  Lomatium mohavense R. G. Swinney 2010-5-21 12856 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  IRVC26425  Lomatium utriculatum A. C. Sanders, Mark Elvin, K. Rindlaub 2003-3-5 25705 Los Angeles Newhall Ranch, near entrance to Magic Mountain Amusement Park, north of magin Mtn. Parkway and west of I-5 NE end of Santa Susana Mtns. 335 Comment
  UC566815  Lomatium utriculatum H. L. Mason 1926-4-26 2980 Los Angeles summit Mint Canyon Comment
  CAS-BOT-BC234817  Lonicera subspicata Alice Eastwood 1919-5-29 8939 Los Angeles San Gabriel Canyon Comment
  RSA0088136  Lonicera subspicata Steven A. Junak, Keri Kirkland, Margie Bushman 1998-10-21 SCa- 812 Los Angeles Santa Catalina Island: On W side of canyon between White's Landing and Moonstone Beach. 30 Comment
  CHSC95847  Lonicera subspicata var. denudata LeRoy Gross; Laura Moore 2000-6-5 212 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
  SD113500  Lonicera subspicata var. subspicata Darley F. Howe 1953-5-2 2276 Los Angeles Santa Catalina Island; Wain Canyon. Comment
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Jun 10 2014
  SEINET3523410  Lotus argophyllus subsp. decorus Alice M. Ottley 1920-5-9 655 Los Angeles Bank by Joll Road, Mt. Wilson 1219 Comment
  UCR13467  Lotus argophyllus subsp. ornithopus O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  RSA535695  Lotus argophyllus subsp. ornithopus T. S. Ross 1991-5-22 5454 Los Angeles San Clemente Island: Spray (Point), W side of island about 5300 feet N of Eel Point. 9 Comment
  RSA90045  Lotus argophyllus subsp. ornithopus F. W. Peirson 1923-4-9 3468 Los Angeles San Clemente Island: about 2 miles SE of Wilson's cove Comment
  RSA724431  Lotus argophyllus var. argophyllus K. Dobry 1992-6-14 d- 397 Los Angeles Santa Monica Mts. 3 mi. East of Kanan Rd off Mulholland Hwy along road Comment
  RSA406779  Lotus corniculatus N. C. Cooper 1945-5-1 2182 Los Angeles Santa Monica Mountains 762 Comment
  RSA0080789  Lotus salsuginosus R. G. Swinney 2010-5-7 12574 Los Angeles Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210 Fwy. 494 Comment
  UCR156105  Lotus salsuginosus A. C. Sanders 2005-5-5 29882 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, northeast rim of Cruzan Mesa along dirt road under powerlines, above Vasquez Canyon Rd. 640 Comment
  RSA133409  Lotus salsuginosus P. H. Raven 1959-5-3 14053 Los Angeles Santa Monica Mountains (34 deg.N; 118-119 deg.W). Mulholland Drive near Beverly Glen Boulevard 381 Comment
  RSA498801  Lotus salsuginosus var. salsuginosus Amelia Eatherton 1930-04 s.n. Los Angeles Open sunny places, Eagle Rock Comment
  RSA760567  Lotus scoparius subsp. brevialatus R. G. Swinney 2009-3-10 10080 Los Angeles Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  RSA584169  Lotus strigosus T. S. Ross 1990-5-15 2537 Los Angeles Yerba Buena Ridge; Tujunga Ranger Distruct, Angeles National Forest; peripheral ridge N from Yerba Buena Rd. dividing tributaries of Oak Spring Canyon (W) and Boulder Canyon (N) 914 Comment
  UCR68940  Lotus strigosus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4252 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  RSA251543  Lotus strigosus var. strigosus R. F. Thorne 1973-4-11 42810 Los Angeles San Clemente Island: rocky slopes of upper part of Middle Ranch Canyon. 381 Comment
  CATA1375  Lotus unifoliolatus Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2497 Los Angeles Santa Catalina Island: Upper Bulrush Reservoir 292 Comment
  RSA748442  Lupinus Orlando Mistretta 1992-8-20 s.n. Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt. Gleason. Tujunga Ranger District. Comment
  RSA442345  Lupinus Robert M. Perkins 1935-3-31 13 Los Angeles Playa del Rey. Comment
  LA47590  Lupinus bicolor Henry J. Thompson; 1962-5-20 sn Los Angeles Santa Monica Mountains, Just E of Saddle Peak 701 Comment
  LA52461  Lupinus bicolor W. O. Griesel; 1936-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Latigo Canyon Rd. near Mulholland. Comment
  UCR220278  Lupinus bicolor R. G. Swinney 2009-4-24 10488 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  POM2412  Lupinus bicolor subsp. microphyllus D. L. Crawford, Otis Hiatt 1916-3-29 s.n. Los Angeles Santa Monica Mountains. Comment
  POM19126  Lupinus bicolor subsp. umbellatus Philip A. Munz 1923-4-10 6742 Los Angeles San Clemente Island: deep canyon south of Lemon Tank on west coast Comment
  RSA407100  Lupinus breweri var. grandiflorus I. M. Johnston 1917-6-20 1491 Los Angeles San Antonio Mountains: Baldy Lookout of U.S.F.S. 1982 Comment
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Jun 23 2015
  POM276468  Lupinus chamissonis Arthur L. Cohen 1934-8-2 517 Los Angeles Ocean Park. Comment
  RSA407127  Lupinus chamissonis E. S. Spalding 1923-5-3 s.n. Los Angeles Manhattan Beach. Comment
  RSA679928  Lupinus concinnus LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 935 Los Angeles Pacifico Mountain Road (3N17) ca. 1.3 miles NW along road from Alder Saddle to Pacifico Mountain and 2 miles SE from Mt. Pacifico Campgroud turnoff. 1784 Comment
  RSA249812  Lupinus concinnus R. F. Thorne 1973-4-25 43368 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
  UC1595578  Lupinus concinnus W. Wisura, E. Roeder 1992-4-21 4704 Los Angeles Valyermo Rd. 0.3 mi n of turnoff to St. Andrews (West Mojave); West Mojave Comment
  UCD107516  Lupinus concinnus P. B. Kennedy 1928-3-28 s.n. Los Angeles Avalon, Santa Catalina Island, Calif. Comment
  UCD107519  Lupinus concinnus Daryl Koutnik 1978-5-10 472 Los Angeles On fireroad; end of Corral Canyon Road, Santa Monica Mountains. 731 Comment
  LA28429  Lupinus excubitus Harlan Lewis; 1940-4-3 1288 Los Angeles Santa Monica Mountains, Pacific Coast Hwy 15 mi N [W] of Malibu Comment
  POM222230  Lupinus excubitus var. hallii L. C. Wheeler 1936-6-8 4126 Los Angeles San Gabriel Mountains: Bell-San Dimas Canyon divide 960 Comment
  SEINET10485290  Lupinus excubitus var. hallii Unknown Anonymous s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Pressed by howard brown. Hybridization by david b. Dunn. The numbers Are the field plant numbers of rsa. 1St # is female parent x 2nd # male Parent. () Parenthetic # is f1 plant number. Seeds from open field pollen Vector. Comment
  SEINET10485291  Lupinus excubitus var. hallii David B. Dunn 1957-5-18 Dunn RSA 6226 x nanus? Los Angeles Plants 3 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Pressed by howard brown. Hybridization by david b. Dunn. The numbers Are the field plant numbers of rsa. 1St # is female parent x 2nd # male Parent. () Parenthetic # is f1 plant number. Seeds from open field pollen Vector. Comment
  LA83665  Lupinus excubitus var. johnstonii O. H. Kappler; 1947-6-7 1473 Los Angeles San Gabriel Mountains, Mount Waterman Area, along Angeles Crest Hiway 2133 Comment
  PASA1661  Lupinus formosus Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA104352  Lupinus formosus Unspecified 1936-4-20 299496 Los Angeles Lester Rowntree end of New York Ave towards Pasadena Glen Comment
  SEINET3131572  Lupinus formosus var. bridgesii Unknown 1904-5-7 728 -6256 Los Angeles Glendora Comment
  POM306277  Lupinus formosus var. formosus H. J. Ramsey 1938-5-1 1401 Los Angeles Altadena, Eaton Canyon Park Comment
  RSA582912  Lupinus guadalupensis Mark Elvin, Gery Allan, T. S. Ross 1995-5-21 19 Los Angeles San Clemente Island: west side of island; at confluence of three fingers of upper Chenetti Canyon. Comment
  SBBG108981  Lupinus guadalupensis S. A. Junak 1997-2-25 SCl 728 Los Angeles just N of Camera Pad "Bud 3", near Benchmark 516 158 Comment
  RSA649609  Lupinus hirsutissimus Lori Ackerman, Gerald Braden 1988-4-22 21 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  SBBG98284  Lupinus hirsutissimus Anstruther Davidson 1890-1 Los Angeles East Los Angeles Comment
  PASA1666  Lupinus latifolius Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  RSA646127  Lupinus latifolius var. parishii Orlando Mistretta, Joe Mistretta 1992-9-22 s.n. Los Angeles San Gabriel Mountains: Pacific Crest Trail, between Cloudburst Summit and Cooper Camp. Comment
  CAS-BOT-BC211696  Lupinus longifolius Theodore Payne 1948-5-15 12286 Los Angeles La Canada Comment
  CAS-BOT-BC211707  Lupinus longifolius Greene 1904-2-17 4008 Los Angeles Claremont Comment
  SEINET10871025  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  RSA618710  Lupinus microcarpus var. densiflorus Scott D. White 1998-5-19 6511 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  SD186210  Lupinus microcarpus var. microcarpus Mark A. Elvin, Cathleen Weigand 2003-4-8 2455 Los Angeles Newhall Ranch, flats south of confluence of Hasley Canyon with Castaic Creek. 296 Comment
  SD215538  Lupinus microcarpus var. microcarpus Steve Boyd, Lauren Raz & Timothy S. Ross 1997-4-1 9477 Los Angeles Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines 792 Comment
  RSA628667  Lupinus peirsonii L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains 2012 Comment
  UCR51923  Lupinus sparsiflorus Steve Boyd, T. S. Elias 1987-4-14 2057 Los Angeles San Gabriel Mtns., ridge between Pine Mtn. and Silver Mtn., south of Rincon - Red Box Road, north of Glendora Comment
  SFV1918  Lupinus sparsiflorus P. G. Kilburn 1958-4-18 754 Los Angeles Solemint Canyon about 3 miles south of junction with U.S. Highway 6. Comment
  RSA0084493  Lupinus succulentus R. G. Swinney 2010-5-4 12540 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  LA52466  Lupinus succulentus A. M. Johnson; 1934-3-22 4382 Los Angeles Entrance to U.C.L.A. Campus, Westwood Village gate Comment
  RSA414310  Lupinus succulentus Bonnie C. Templeton 1930-4-2 4411 Los Angeles Mulholland Dr. Santa Monica Mountains. Comment
  RSA414821  Lupinus succulentus M. B. Dunkle 1936-4-11 3768 Los Angeles 30 miles North of Ensenada Comment
  SEINET10489017  Lupinus succulentus David B. Dunn 1947-3-19 Dunn 2926 Los Angeles Collected n side of welshire 1/2 block e of manning in a vacant lot. Farther Back on the lot. Comment
  SEINET3131627  Lupinus truncatus C. F. Baker 1909-4-19 5302 Los Angeles Claremont. Comment
  UCR210273  Luzula comosa R. G. Swinney 2008-9-13 9460 Los Angeles San Gabriel Mtns., Buckhorn Canyon waterfall, 0.4 mi. north of Burkhart Trail parking lot 1893 Comment
  LA90720  Lycium andersonii Ernie Small; 1967-5-7 sn Los Angeles Antelope Valley, Antelope Valley, S end of Edwards Air Force Base on 140th St Comment
  UCR223120  Lycium cooperi R. G. Swinney 2009-5-13 10792 Los Angeles Transverse Range; San Gabriel Mtns. Foothills, Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  UCR281659  Lycium cooperi R. G. Swinney 2014-4-18 16143 Los Angeles San Gabriel Mountains, north end of Alimony Ridge, c. 50 m east of Little Rock Wash, south of Mt. Emma Rd. 957 Comment
  RSA0048642  Lycium cooperi Lee Haines 1958-5-17 s.n. Los Angeles W. of Vincent, Upper Mint Canyon. 914 Comment
  CAS-BOT-BC140177  Lyonothamnus floribundus subsp. aspleniifolius Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4314 Los Angeles San Clemente Island. E side of island, near Malo Point, first cyn S of Bryce Cyn. Comment
  SD66848  Lyonothamnus floribundus subsp. aspleniifolius R. Mitchel Beauchamp 1967-6-3 560 Los Angeles Grove of a few trees on south side of canyon south of Thirst, San Clemente Island 487 Comment
  CAS-BOT-BC142318  Lyonothamnus floribundus subsp. floribundus J. C. Nevin 1890-1-1 s.n. Los Angeles Santa Catalina Island, So. Cal. Comment
  CAS-BOT-BC142322  Lyonothamnus floribundus subsp. floribundus Brandegee 1889-5-1 s.n. Los Angeles Santa Catalina Island Comment
  SBBG32046  Lyonothamnus floribundus var. floribundus R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -270 Los Angeles upper Swain's (Swain) Cyn Comment
  SBBG51685  Lyonothamnus floribundus var. floribundus M. A. Piehl 1962-10-6 62 -422 Los Angeles cyn between Pebbly Beach and Renton Mine Comment
  POM158111  Lythrum californicum L. R. Abrams 1902-8-8 2962 Los Angeles Ballona Creek near Mesmer Comment
  UCR223607  Machaeranthera canescens R. G. Swinney 2009-7-29 11441 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  CAS-BOT-BC343706  Madia elegans Louis C. Wheeler 1931-9-1 44 Los Angeles Foothills E Palmer Canyon, San Gabriel Mts. 609 Comment
  RSA583027  Madia exigua Timothy S. Ross, Janet Takara, S. Otte 1993-4-24 6956 Los Angeles Santa Catalina Island; W end of island beyond the isthmus, head of Bouchette Canyon (draining Northward to Johnsons Landing). 360 Comment
  UC89380  Madia exigua T. S. Brandegee May, 1890 Los Angeles Santa Catalina Island Comment
  POM4966  Madia gracilis I. M. Johnston 1917-7-1 1438 Los Angeles Evey Canyon 915 Comment
  RSA717958  Madia gracilis R. G. Swinney, Dave Larson 1996-8-7 5249 Los Angeles Eastern San Gabriel Mountains: San Dimas Experimental Forest, head of Dry Lake Canyon at Dry Lake, site of CCC camp in 1930s. 1524 Comment
  RSA729862  Madia gracilis R. G. Swinney 1999-5-29 7238 Los Angeles lower East Fork San Dimas Canyon. 573 Comment
  POM4972  Madia minima George B. Grant 1906-6-17 543 a-6689 Los Angeles summit of Mt. Wilson 1890 Comment
  LA201931  Madia sativa Arthur C. Gibson; 2003-7-14 4418 Los Angeles 298 Comment
  RSA433278  Malacothamnus davidsonii Louis C. Wheeler 1933-8-5 2053 Los Angeles 2 miles NW Roscoe, San Fernando Valley 274 Comment
  RSA433280  Malacothamnus davidsonii Geo. L. Moxley 1919-8-24 698 Los Angeles Big Tujunga Canyon. Comment
  RSA641514  Malacothamnus fasciculatus Louis C. Wheeler 1967-8-27 10573 Los Angeles San Gabriel Mts; Angeles National Forest; Allison Trail 0.3 mile W of Widman Ranch, Coldwater Canyon 1311 Comment
  RSA660894  Malacothamnus fasciculatus Ann Williams 1992-5-14 24 -92 Los Angeles End of Canyon Dr., .2 miles off Penn St. and 100 yds. E of Whittier College track. 152 Comment
  UCR89393  Malacothamnus fasciculatus var. catalinensis E. R. Blakley 1962-10-3 5391 Los Angeles Channel Islands, Santa Catalina Island, E side of Black Jack Mtn. at start of road to White's Landing. 412 Comment
  UC1177003  Malacothamnus marrubioides Carl B. Wolf 1941-8-2 4412 Los Angeles Ridge route rd. S. Frenchman Flat Forst Service Camp Liebre Mts. 762 Comment
  SBBG72798  Malacothamnus orbiculatus R. Hoffmann 1927-8-31 Los Angeles Oak's Garage, Mint Cyn Comment
  CAS-BOT-BC520318  Malacothrix clevelandii R. G. Swinney 2010-5-11 12633 Los Angeles San Gabriel Mountains: Acton, 0.7 road mi SE of jct of Soledad Canyon Rd & Crown Valley Rd., 0.3 mi E of Crown Valley Rd on dirt Rd below US Forest Service boundary 829 Comment
  UCR232384  Malacothrix coulteri Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8022 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, 45 m west of Sierra Highway and 125 m south of Avenue F 703 Comment
  SD185149  Malacothrix glabrata S. J. Myers 2005-5-11 Los Angeles Western Mojave Desert: Northeast of Lancaster, southwest of the intersection of Ave. H and 10th Street. 719 Comment
  UCSB11502  Malacothrix glabrata Otto, Karen 1962-5-4 Los Angeles 5.8 miles east of junction with Highway 6 on Highway 138 883 Comment
  RSA0116453  Malacothrix saxatilis R. G. Swinney 2010-8-11 13503 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  CAS-BOT-BC347923  Malacothrix saxatilis var. tenuifolia LeRoy Abrams 1902-6-20 2568 Los Angeles Near Soldiers Home Comment
  RSA155466  Malacothrix saxatilis var. tenuifolia L. S. Rose 1960-8-28 60085 Los Angeles Santa Monica Mountains east slope of Coldwater Canyon 335 Comment
  UC68973  Malacothrix saxatilis var. tenuifolia H. M. Hall July, 1905 6716 Los Angeles Cahuenga Pass 304 Comment
  LA62904  Malosma laurina Louis C. Wheeler; 1933-11-29 2277 Los Angeles San Gabriel Mountains, San Dimas Canyon 380 Comment
  RSA754363  Malosma laurina Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1757 Los Angeles Turnbull Canyon, Turnbull Canyon Road 337 Comment
  UCR197085  Malus sylvestris LeRoy Gross, R. E. Riefner Jr. 2007-6-25 2829 Los Angeles Transverse Ranges; Verdugo Mountains, southeast side of the San Rafael Hills, behind a power substation near a small pond, at end of Wierfield Drive 313 Comment
  CAS-BOT-BC206647  Malva assurgentiflora E. R. Blakley 1963-12-8 6414 Los Angeles South end of mesa and just under northwest edge of new air strip, about 150 feet north of West Cove - San Clemente Island 22 Comment
  RSA639564  Malva parviflora Louis C. Wheeler 1967-5-18 9650 Los Angeles San Gabriel Mountains: Placerita Canyon, vicinity of Oak of the Golden Dream. 479 Comment
  RSA681300  Malva parviflora LeRoy Gross, Valerie Soza 2003-5-15 918 Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave., Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. 366 Comment
  SBBG12258  Malvella leprosa P. H. Raven 1962-7-10 17956 Los Angeles N of a point W of Wall 2 30 Comment
  RSA440987  Marah macrocarpa Howard Mullins 1931-4-15 s.n. Los Angeles Griffith Park. Comment
  UCR153585  Marah macrocarpa A. C. Sanders 2005-5-11 30192 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  UCR107776  Marah macrocarpa var. macrocarpa D. Zygielbaum, M. Low 1997-3-6 01 Los Angeles Base of San Gabriel Mtns., Claremont, NW corner of Mills Avenue and Foothill Boulevard. N end of field station panhandle near most northern dirt access road 412 Comment
  RSA584507  Marah macrocarpa var. major Tim Ross 1992-4-14 1610 Los Angeles San Clemente Island. Eastern escarpment just inside the mouth of Nanny Canyon before it opens onto a sloping terrace and flows northward. 168 Comment
  SD112046  Marah macrocarpa var. major Betsy Carpenter, Linda Allen 1975-3-20 Los Angeles Santa Catalina Island, mid-Avalon Canyon-Hour Trail Comment
  RSA409825  Marrubium vulgare T. S. Clare 1929-3-18 s.n. Los Angeles Topanga Canyon. Comment
  RSA765462  Marrubium vulgare Doris Bowers 1957-5-2 813 Los Angeles LaVerne 305 Comment
  LA103431  Matricaria discoidea Barry A. Prigge; 1986-3-20 6957 Los Angeles Santa Monica Mountains, Medea Creek, just N of Paramount Ranch State Park 231 Comment
  RSA653628  Matricaria matricarioides S. Koukol, R. Koukol 1998-5-3 37 Los Angeles La Verne, Foothill Blvd., 75 m W. of Wheeler Avenue. 344 Comment
  UCR88514  Matricaria matricarioides Scott D. White, Chet McGaugh 1995-5-16 3056 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  RSA696046  Matricaria suaveolens Kenneth Beard 1934-03 s.n. Los Angeles Beside irrigation ditch on Towner Street. Comment
  SD129293  Matthiola incana Andrew C. Sanders 1988-2-18 7687 Los Angeles El Segundo Dunes, west of Los Angeles International Airport, between Pershing Dr. and Vista Del Mar Blvd. 4 Comment
  UCSB68629  Medicago lupulina Gross, LeRoy 2004-5-19 Los Angeles Coastal Plains & Basins; San Fernando Valley Basin region; City of Sunland; bluff south side of Big Tujunga Wash, in yard in housing tract called "Sunhill Estates" Comment
  UCR205128  Medicago polymorpha R. G. Swinney 2008-4-17 8690 Los Angeles San Gabriel Mtns., San Dimas, ridge between Sycamore and Shay canyons 497 Comment
  RSA535309  Medicago polymorpha T. S. Ross 1991-5-21 5376 Los Angeles San Clemente Island: recent burn between Box and Horse Canyons; 1.2 - 1.25 miles SSW from north-south axis road separating just NW of Thirst. (just NE of small knoll). 483 Comment
  POM348053  Medicago polymorpha var. brevispina M. B. Dunkle 1928-4-9 1814 Los Angeles Emerald Bay, Santa Catalina Island. Comment
  RSA584119  Melia azedarach Tim S. Ross, Steve Boyd, Peter Fritsch 1990-6-11 2992 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
  POM204804  Melica imperfecta A. Chase 1904-05 4782 Los Angeles Hills near Claremont Comment
  POM244857  Melica imperfecta F. R. Fosberg 1931-4-22 697 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  RSA0087043  Melica imperfecta R. G. Swinney 2010-8-9 13457 Los Angeles Big Santa Anita Canyon, Camp Sturtevant Heliport Trail 0 to 0.3 miles ENE of the camp and the jct. of the Mt. Zion Trail and the Sturtevant Trail. 427 Comment
  RSA534044  Melica imperfecta Timothy S. Ross, Orlando Mistretta, M. Hammitt 1991-5-19 5259 Los Angeles San Clemente Island: westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest (1336') marker, 1800ft SE of Malo Knoll (1396')) Beginning of drainage. 386 Comment
  RSA592412  Melica imperfecta Mark Hoefs, Doug Propst 1974-3-10 468 Los Angeles Upper Fern Canyon, Santa Catalina Island. 335 Comment
  RSA639721  Melica imperfecta L. C. Wheeler 1968-6-14 s.n. Los Angeles Spring on north side of Blue Ridge by Guffy camp. Comment
  RSA654641  Melica imperfecta Fred Brooks, P. Sobkowiak 1988-4-23 18 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  UCD87919  Melica imperfecta A. M. Johnson 1933-5-14 s.n. Los Angeles Baldwin Hills. Comment
  RSA0046836  Melica imperfecta Albert J. Perkins 1920-3-6 s.n. Los Angeles Trail, Opids Camp, San Gabriel Mountains. Comment
  RSA599521  Melilotus indicus Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9474 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  SBBG20536  Melilotus indicus E. R. Blakley 1963-12-7 6368 Los Angeles 200 yds SE of new air strip 60 Comment
  UCR131433  Melilotus indicus 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
  PASA195  Melilotus indicus Sally Ellis 1939-4-28 Los Angeles Claremont Comment
  RSA481995  Mentha X piperita Richard Noyes 1988-9-18 746 Los Angeles San Antonio Canyon. Rocky wash behind San Antonio Dam. 701 Comment
  UCD169687  Mentha spicata Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Barrell Springs Comment
  SEINET7047894  Mentzelia albicaulis Steven R. Hill, Kate Kramer 2001-4-22 33342 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. Elevation about 2640 feet. Comment
  RSA0110208  Mentzelia congesta Richard G. Swinney 2011-5-16 14753 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 1.18 mi at 73 degrees SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19 in upper Big Tujunga Cyn., c. 150m north of lodge on a SW-facing slope, E of the swimming pool. 1220 Comment
  SBBG125450  Mentzelia dispersa A. Parikh, N. Gale 2010-6-17 3318 Los Angeles upper Big Tujunga Cyn, 0.2 km N of St Hwy 2, 0.4 km NE of intersection of St Hwy 2 and upper Big Tujunga Cyn Rd, San Gabriel Mtns 1365 Comment
  RSA69710  Mentzelia dispersa F. W. Peirson 1921-6-14 2466 Los Angeles Trail F of San Gabriel RiverSan Gabriel Mts. 976 Comment
  CLARK-A1528-3164  Mentzelia gracilenta John C. Roos 1937-3-25 543 Los Angeles Lancaster Comment
  RSA660403  Mentzelia laevicaulis Orlando Mistretta 1992-6-17 592 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  RSA0034479  Mentzelia lindleyi L. Haines 1949-4-28 s.n. Los Angeles Canoga Park. 243 Comment
  CATA1657  Mentzelia micrantha Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-7-16 2944 Los Angeles Santa Catalina Island: Lyon's Head Point, west side of Fourth of July Cove 30 Comment
  RSA3504  Mentzelia micrantha Carl B. Wolf 1932-5-9 3447 Los Angeles Pebbly Beach, Santa Catalina Island. 8 Comment
  RSA479518  Mentzelia micrantha Steve Boyd, T. S. Elias 1987-4-14 2061 Los Angeles Ridge between Pine Mountain and Silver Mountain, S of Rincon - Red Box Rd., N of Glendora. Comment
  RSA446765  Mentzelia micrantha Anstruther Davidson 2804 Los Angeles Sierra Madre. Comment
  UCR209504  Mentzelia montana R. G. Swinney 2008-6-17 9024 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  RSA446790  Mentzelia montana Bonnie C. Templeton 1933-5-16 5132 Los Angeles West Blue Ridge, Big Pines Park, San Gabriel Mts. 2195 Comment
  RSA446906  Mentzelia ravenii Robert Gustafson 1978-6-1 996 Los Angeles Ca. 0.5 mile east off main dirt road running through Hungry Valley, summit of hills overlooking upper Freeman Canyon, ca. 1 mile S of Gorman. 1311 Comment
  RSA765197  Mentzelia veatchiana Justin M. Wood 2010-5-10 1600 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  UCR223471  Mentzelia veatchiana R. G. Swinney 2009-5-28 10929 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA402620  Mesembryanthemum nodiflorum M. B. Dunkle 1928-4-9 1812 Los Angeles Emerald Bay, Santa Catalina Island. Comment
  UCR124401  Mesembryanthemum nodiflorum B. C. Templeton 1968-2-25 11392 Los Angeles Channel Islands, Santa Catalina Island, near the isthmus 76 Comment
  SBBG129314  Micranthes californica A. Parikh, N. Gale 2012-5-3 3586 Los Angeles W Fork San Gabriel River, 6.7 km W of State Hwy 39 (San Gabriel Cyn Rd) 602 Comment
  UCR187229  Microseris douglasii A. C. Sanders 2006-4-25 32192 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
  UCR153311  Microseris heterocarpa A. C. Sanders, T. B. Salvato 2005-4-26 29719 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon road, near powerlines 610 Comment
  RSA746410  Microseris lindleyi R. G. Swinney 2008-5-12 8836 Los Angeles east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  UCR259588  Microseris lindleyi R. G. Swinney 2010-4-15 12227 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash 610 Comment
  RSA527662  Microseris lindleyi Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4383 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA527757  Microseris lindleyi Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4326 a Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA724658  Mimulus aurantiacus K. Dobry 1991-5-20 598 Los Angeles West San Gabriel [Mountains] at Elsmere Cyn. Comment
  LA85932  Mimulus aurantiacus var. pubescens O. H. Kappler; 1944-6-4 640 Los Angeles San Gabriel Mountains, Tujunga Canyon 457 Comment
  RSA248671  Mimulus aurantiacus var. pubescens Christopher Davidson 1974-6-4 2287 Los Angeles Tapia Park, off Malibu Canyon Rd. Comment
  UC1584749  Mimulus aurantiacus var. pubescens Tim Ross, Annette Ross 1991-3-7 4158 Los Angeles draw at sw base Elephant Hill; San Dimas USGS 7.5' Quadrangle, western Pomona 251 Comment
  UCR270473  Mimulus aurantiacus var. pubescens R. G. Swinney 2011-7-7 15424 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  UCR281329  Mimulus aurantiacus var. pubescens R. G. Swinney 2014-5-19 16549 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  UCSB68626  Mimulus aurantiacus var. pubescens Gross, LeRoy 2003-6-19 Los Angeles Transverse Ranges; Verdugo Mountains region: North side of mountains: South of Hostetler Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway; (Burbank 7.5 Quad.: T2N RI3W S30, NWI/4) 556 Comment
  LA51872  Mimulus brevipes W. O. Griesel; 1936-5-17 sn Los Angeles SANTA MONICA MOUNTAINS, Decker Road near Mulholland Hwy. 457 Comment
  UCD122450  Mimulus brevipes R. S. Woglum 1930-4-28 s.n. Los Angeles East- Central Los Angeles County: hills south of Glendora. Comment
  CATA315  Mimulus cardinalis Mark L. Hoefs 1973-6-5 342 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon, in stream bed by main road at bridge 22 Comment
  RSA420671  Mimulus cardinalis Anstruther Davidson 1890-04 s.n. Los Angeles Los Angeles. Comment
  RSA0105028  Mimulus floribundus R. G. Swinney 2011-10-18 15812 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
  LA51866  Mimulus guttatus A. M. Johnson; 1932-5-30 4092 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  LA35215  Mimulus guttatus Mary V. Hood; 1939-4-28 39- 20 -k* Los Angeles near Gorman Comment
  UCSB41773  Mimulus guttatus Rice, Stevan 1969-3-10 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 304 Comment
  RSA0036824  Mimulus moschatus var. moschatus Justin M. Wood 2011-7-7 4335 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  UC557820  Mimulus nasutus Nell Murbarger May, 1936 86 Los Angeles e side San Clemente Island Comment
  RSA0110538  Mimulus pilosus R. G. Swinney 2010-6-1 13139 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
  CHSC101711  Minuartia douglasii V. Soza; LeRoy Gross 2002-4-3 1379 Los Angeles Transverse Ranges, Liebre Mountains region; west side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. Comment
  SBBG130882  Minuartia douglasii S. A. Junak 1999-5-7 SCa 896 Los Angeles between Cape and Middle Ranch Cyns, overlooking Cape Cyn Reservoir, just W of conspicuous butte on ridge 475 Comment
  RSA158308  Minuartia douglasii P. H. Raven 1962-5-10 17718 Los Angeles Near head of canyon north of Thirst (south side), San Clemente Island. 427 Comment
  UCR125780  Mirabilis jalapa A. C. Sanders 2003-5-26 26834 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
  SEINET3152332  Mirabilis laevis var. cordifolia M. B. Dunkle 1939-4-3 7234 Los Angeles Chenetti Canyon, San Clemente Island Comment
  CAS-BOT-BC434628  Mirabilis laevis var. crassifolia Alice Eastwood 1913-5-11 3151 Los Angeles San Fernando Wash Comment
  RSA0027970  Mirabilis laevis var. crassifolia Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 430 Los Angeles Santa Catalina Island. Above Cherry Cove W of Lion Head Pt. 61 Comment
  SBBG118442  Mirabilis laevis var. crassifolia J. Henrickson 1979-3-18 18167 Los Angeles ca. 7 mi N of Newhall in Dry Cyn S of Dry Cyn Reservoir 396 Comment
  SEINET8544931  Mirabilis laevis var. crassifolia G. B. Grant 1904-4-16 791 Los Angeles Los Angeles. Comment
  POM307218  Mirabilis laevis var. villosa Henry J. Ramsey, Henry J. Ramsey 1937-6-24 2052 Los Angeles Big Pines, Palmdale Road. Comment
  RSA464830  Mirabilis laevis var. villosa T. W. Minthorn 1925-5-3 s.n. Los Angeles Palmdale. Comment
  UCR217706  Mollugo verticillata A. C. Sanders, Dan S. Cooper 2010-8-5 38534 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  RSA230206  Monardella australis Robert F. Thorne 1969-7-2 38267 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  CAS-BOT-BC215664  Monardella australis subsp. cinerea Robert F. Thorne 1971-8-25 41240 Los Angeles Summit of Mt. Baden-Powell toward S ridge on crest at top of steep talus slope, San Gabriel Mts., Angeles National Forest 2834 Comment
  UCD145370  Monardella breweri subsp. lanceolata Louis C. Wheeler 1947-7-11 6545 Los Angeles San Gabriel Mountains: Millard Canyon. Between Millard Canyon and Arroyo Seco. 441 Comment
  POM306240  Monardella lanceolata var. lanceolata Henry J. Ramsey, Mrs. Ramsey 1937-7-12 s.n. Los Angeles Altadena, dry mesa. Comment
  RSA0003928  Monardella saxicola I. M. Johnston 1918-9-1 2133 Los Angeles San Antonio Mts, near Brown's Flat 1311 Comment
  UCR147541  Monardella viridis subsp. saxicola Naomi Fraga, Et al. 2004-7-29 1319 Los Angeles Transverse Ranges; San Gabriel Mountains, Near Grapevine Srings, along FS Road 1N34 1220 Comment
  RSA0048227  Monolopia lanceolata Lee Haines 1963-4-23 790 Los Angeles One quarter mile west of junction of Old Topanga Cyn. Rd. and Dry Cyn-Cold Creek Rd. Northslope of Santa Monica Mts. 365 Comment
  CAS-BOT-BC520322  Montia fontana R. G. Swinney 2011-6-23 15280 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek, 100--200 m S of Chilao Station 1569 Comment
  RSA0010787  Morus alba Tim Turmezei 1988-3-2 35 Los Angeles Walnut Creek. Comment
  CAS-BOT-BC108995  Mucronea californica Louis C. Wheeler 1946-8-30 6326 Los Angeles West of Baldwin Park. Albarnes Station, east side San Gabriel Wash, just north of Valley Boulevard. Comment
  RSA65201  Mucronea californica F. W. Peirson 1934-5-13 11145 Los Angeles lower parts of Tujunga Canyon wiers end of San Gabrial Mountains. 457 Comment
  RSA608002  Muhlenbergia californica L. C. Wheeler 1968-7-22 s.n. Los Angeles Devil's Canyon. 1189 Comment
  RSA577545  Muhlenbergia microsperma C. Epling, Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  SBBG53212  Muhlenbergia microsperma S. A. Junak 1978-4-15 SCa 25 Los Angeles dirt rd on N side of Cherry Valley, Boy Scout Camp Comment
  UCD86842  Muhlenbergia microsperma Daryl Koutnik 1978-5-2 460 Los Angeles Bell Canyon in the Simi Hills. 426 Comment
  UCR256208  Muhlenbergia richardsonis R. G. Swinney 2010-10-13 14045 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  RSA403606  Muhlenbergia rigens Anstruther Davidson 1912-07 2909 Los Angeles Hollywood. Comment
  UCR223566  Muhlenbergia rigens R. G. Swinney 2009-6-3 11050 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA609043  Muilla maritima L. C. Wheeler 1968-5-12 s.n. Los Angeles Divide between Punchbowl Canyon and Watkins Creek at end of road and beginning of Burkhart Trail. 1585 Comment
  SBBG52892  Munzothamnus blairii F. C. Boutin 1967-4-23 1688 Los Angeles cyn wall in next major drainage way and cyn SE of Lemon Tank Comment
  SBBG13268  Myriopteris newberryi M. A. Piehl 1962-6-9 62316 Los Angeles just below (N of) Chenity (S of Mosquito Cove) 304 Comment
  SEINET12290165  Myrtaceae W. R. Hamilton 1901-1 s.n. Los Angeles Long Beach Comment
  UCR163178  Najas guadalupensis Anuja Parikh, Nathan Gale 2004-9-10 2097 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
  RSA595509  Narcissus tazetta L. C. Wheeler 1969-2-16 s.n. Los Angeles San Gabriel Mountains. Sunset Ridge, by Millard Canyon. 609 Comment
  RSA0084952  Nassella cernua R. G. Swinney 2010-5-4 12496 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
  SBBG56993  Nassella cernua M. N. Ackley -Mar-1924 48 Los Angeles Eagle Rock 304 Comment
  RSA484115  Nassella lepida Anstruther Davidson 1917-06 s.n. Los Angeles Crescenta. Comment
  UC1584746  Nassella pulchra Tim Ross and Annette Ross 1991-3-7 4149 Los Angeles exposed rocky ridgetop San Dimas USGS 7.5' Quadrangle, western Pomona, Elephant Hil 300 Comment
  UC185563  Nassella pulchra T. S. Brandegee 1894-8-25 Los Angeles San Clemente Id. Comment
  RSA0127214  Nasturtium officinale Louis C. Wheeler 1967-7-18 10075 Los Angeles Gold Creek, Watts Ranch (off Little Tujunga Canyon) at Center Creek. 640 Comment
  SD28066  Navarretia hamata Carl B. Wolf 1932-5-10 3525 Los Angeles Santa Catalina Island; along the equestrian Trail, back of Avalon 259 Comment
  UCR182391  Navarretia hamata R. G. Swinney 1998-5-15 6054 Los Angeles San Gabriel Mountains, San Gabriel (Azusa) Canyon, 1.5 mi. north of Foothill Blvd. on east side of Encanto Rd. 183 Comment
  LA211178  Navarretia mitracarpa Arthur C. Gibson; 2008-6-1 5347 Los Angeles SANTA MONICA MOUNTAINS, Lower trail at UC NRS Stunt Ranch, Calabasas. Comment
  CAS-BOT-BC233563  Navarretia prostrata Frank W. Gould 1944-4-15 2291 Los Angeles Near junction of Sepulveda Boulevard and W Railroad, Manhattan Beach vicinity Comment
  RSA670111  Navarretia prostrata Beecher Crampton 1963-5-8 6794 Los Angeles Los Angeles, north of Gardena, Rosecrans Ave. just west of its junction with Western Ave. Comment
  SD87808  Nemacladus longiflorus F. W. Peirson 1921-6-21 2453 Los Angeles West Fork of San Gabriel River. 640 Comment
  JEPS78508  Nemacladus ramosissimus Frank W. Peirson 1918-6-4 220 Los Angeles foothills e. of Rubio Canyon; San Gabriel Mountains 609 Comment
  RSA439256  Nemacladus ramosissimus L. C. Wheeler 1934-4-27 2568 Los Angeles Liveoak Canyon, San Gabriel Mountains. 488 Comment
  UCR155386  Nemacladus ramosissimus A. C. Sanders, T. B. Salvato 2005-5-24 30277 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, c. 0.5 mi. NW of community of Mint Canyon 610 Comment
  UCR204041  Nemacladus sigmoideus R. G. Swinney 2005-5-14 8235 Los Angeles San Gabriel Mountains, northeast of Valyermo, Bob's Gap, ridge-top north of lime kilns 1220 Comment
  SEINET10460884  Nemacladus sigmoideus Ferris 1938-5-13 FERRIS 9480 Los Angeles 4 miles northeast of Lancaster on the Muroc Road Comment
  RSA421326  Nemophila menziesii Richard C. Barkelew 1929-4-14 s.n. Los Angeles Mulholland Hwy. Comment
  SEINET269310  Nemophila menziesii Scott D. White, Chet McGaugh 1995-5-9 3017 Los Angeles East edge of Santa Susana Mountains just west of San Gabriel Mountains 'Sunshine Canyon': west of San Fernando road and 457 Comment
  UCR96143  Nemophila menziesii B. G. Pitzer 1996-4-21 2708 Los Angeles Western Mojave Desert, Antelope Valley. north side of State Hwy 138 (= Ave. 'D'), c. 2 mi. west of Country Store, at town of Neenach (c. 30 mi. west of Hwy I-14). 915 Comment
  RSA421329  Nemophila menziesii M. B. Dunkle 1938-3-20 5250 Los Angeles Rolling hills, Palos Verdes Hills, Los Angeles. Comment
  CAS-BOT-BC7218  Nemophila menziesii var. integrifolia Marcus Eugene Jones 1882-4-1 3037 Los Angeles Pasadena Comment
  RSA570175  Nemophila menziesii var. integrifolia Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4789 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  UCSB72228  Nemophila menziesii var. integrifolia Gross, LeRoy; Hogshead, Bill; Soza, Valerie 2003-5-29 Los Angeles Transverse Ranges; Verdugo Mountains region; W end of mtns.; at jct. of Vendugo motorway and Wildwood Fire Road; (Burbank 7.5 Quad.; T2N R14W S26, SW1/4) UTM Zone; 3787689N 0378361E 564 Comment
  RSA608634  Nemophila menziesii var. menziesii Louis C. Wheeler 1931-3-19 s.n. Los Angeles Pomona: Ganesha Heights. Comment
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Feb 16 2007
  SD215563  Nemophila menziesii var. menziesii Steve Boyd, Timothy S. Ross 1997-3-21 9238 Los Angeles Portal Ridge, upper Broad Canyon, ca. 1.0 mile east of VABM King and 1.2 mile east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline diving Bleich Canyon and Broad Canyon. 1195 Comment
  LA52039  Neogaerrhinum kelloggii M. Zaitlin; 1951-5-18 sn Los Angeles Comment
  RSA647964  Nicotiana bigelovii Michelle Manolovitz, Brian Manolovitz 1992-5-19 30 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 0.35 miles northeast of park office. Comment
  CAS-BOT-BC231560  Nicotiana glauca Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7420 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; un-named horseshoe-shaped canyon to the NE of upper Forrestal Drive 173 Comment
  LA45878  Nicotiana glauca Elizabeth Levine; 1949-5-8 sn Los Angeles San Gabriel Mountains, Big Tujunga Wash N of the bridge Comment
  POM4063  Nicotiana glauca J. F. Illingworth 1898-04 67 Los Angeles Claremont. 366 Comment
  RSA0020547  Nicotiana glauca James Clizbe 1930-5-2 s.n. Los Angeles Nichols Canyon. Comment
  CAS-BOT-BC167054  Oenothera californica E. E. Morse 1940-5-19 s.n. Los Angeles [Mohave] Mojave Desert between Palmdale & Piute Butte Comment
  UCR162372  Oenothera californica subsp. californica Anuja Parikh, Nathan Gale 2004-6-16 2043 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, Castaic Creek north of Calif. Hwy 126 and SW of Commerce Center Dr. 290 Comment
  SFV13264  Oenothera deltoides M. J. Thor 1983-4-16 182 Los Angeles Mojave Desert Along Avenue J, west of Saddleback Butte State Park 760 Comment
  SBBG126148  Oenothera rosea A. C. Sanders with T. B. Salvato 2009-5-21 36906 Los Angeles Whittier Narrows, between San Gabriel River and Rio Hondo, W side of Hwy 19 (Rosemead Blvd) along rd to shooting area, S of Hwy 60 along SCE powerlines 64 Comment
  SFV13214  Oreonana vestita W. M. Perry 1980-6-19 63 Los Angeles San Gabriel Mountains Mount Baldy. Comment
  RSA748439  Orobanche Orlando Mistretta 1992-8-14 s.n. Los Angeles Fall Creek Trail. Tujunga Ranger District. Comment
  SBBG112823  Orobanche parishii subsp. brachyloba S. A. Junak 1998-7-17 SCa 788 Los Angeles just W of mouth of Silver Cyn, on coastal slopes just inland from beach 12 Comment
  RSA650602  Orthocarpus purpurascens J. Doty 1969-4-19 626 Los Angeles east side of Bouquet Canyon road, 6.9 miles north of junction with Francisquito Canyon road; San Gabriel Mountains. 488 Comment
  RSA570046  Orthocarpus purpurascens var. purpurascens Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4903 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  RSA402093  Orthocarpus purpurascens var. purpurascens Ora M. Clark 1929-3-29 1804 Los Angeles N. W. Saugus Comment
  POM50458  Osmorhiza brachypoda L. R. Abrams 1901-4-13 1511 Los Angeles Wilsons Peak Trail. Comment
  UCR270255  Osmorhiza brachypoda R. G. Swinney 2011-6-30 15398 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  UCR219435  Oxalis corniculata R. G. Swinney 2009-3-28 10182 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi up canyon 427 Comment
  UC205920  Oxytheca caryophylloides I. M. Johnston 1917-6-20 1259 Los Angeles Baldy U.S.F.S. Lookout San Antonio Mountains 2057 Comment
  RSA549522  Oxytheca parishii var. parishii Tim S. Ross, S. D. Boyd 1990-6-18 3456 Los Angeles Ball Flat, 1500 m due N of Jackson Lake. 1756 Comment
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Mar 19 2014
  UC6201  Oxytheca parishii var. parishii Dr. A. Davidson 1892-1 Los Angeles Wilsons Peak 1371 Comment
  RSA230213  Oxytheca trilobata Robert F. Thorne 1969-7-2 38272 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  SEINET5765998 Image available Oxytheca trilobata R. G. Swinney 2009-5-27 10878 Los Angeles Transverse Range; San Gabriel Mtns.: Sulphur Springs Campground, streamside from campground to 300m downstream. 483 Comment
  UCR178618  Paeonia californica R. G. Swinney 1989-5-12 s.n. Los Angeles San Gabriel Mtns., north of Glendora, 200 yds. south of Glendora Mtn Rd. on firebreak on west boundary of Glendora Wilderness Park, east of Colby Fire Rd. 473 Comment
  UCR48932  Pancratium maritimum A. C. Sanders 1987-7-22 7156 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  CAS-BOT-BC174779  Papaver californicum R. G. Swinney 2000-5-20 7696 Los Angeles San Gabriel Mtns.: NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 905 Comment
  POM148429  Papaver californicum L. R. Abrams 1899-3-31 233 Los Angeles Sepulveda Canyon, Comment
  CAS-BOT-BC253941  Parapholis incurva Alice Eastwood 1920-4-20 s.n. Los Angeles San Pedro Comment
  CATA2036  Parietaria hespera var. californica Steven A. Junak, Keri Kirkland 1998-5-2 652 Los Angeles Santa Catalina Island: Near top of coastal bluffs, ca. 1.0 air miles W of East Peak, at end of ridge SW of Peak 1245 228 Comment
  RSA660797  Parietaria hespera var. hespera LeRoy Gross, Valerie Soza 2001-6-6 432 Los Angeles Verdugo Mountains, north side; Hostetter Mountain Way, off of La Tuna Canyon Road. 701 Comment
  UCD111502  Parietaria hespera var. hespera A. C. Sanders 2003-5-22 26823 Los Angeles San Gabriel Valley. On boundary between Irwindale and Azusa, E of Irwindale Ave., S of 210 Fwy (which bisects pit) and N of Santa Fe R.R., E of the San Gabriel River channel. 170 Comment
  UCR217709  Paspalum distichum A. C. Sanders, Dan S. Cooper 2010-8-5 38552 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  UCR206491  Passiflora caerulea A. C. Sanders, T. B. Salvato 2009-5-21 36900 Los Angeles San Gabriel Valley, Whittier Narrows, between San Gabriel River and Rio Hondo, west side of Hwy 19 (Rosemead Blvd.) along road to shooting area, S of Hwy 60 along SCE powerlines 66 Comment
  UCR217425  Pectocarya linearis R. G. Swinney 2009-2-20 10017 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  UC1114564  Pectocarya linearis subsp. ferocula Peter H. Raven 1958-3-23 11966 Los Angeles 4.3 mi s Pearblossom (above Big Rock Creek) Comment
  UC206176  Pectocarya linearis subsp. ferocula unknown 1904-4-1 4135 Los Angeles Claremont Comment
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Jun 3 2012
  UCR258763  Pectocarya linearis subsp. ferocula R. G. Swinney 2010-6-1 13130 Los Angeles San Gabriel Mountains, lower Carson Mesa, 0.4 miles east of Angeles Forest Hwy., 0.4 miles NNE of Vincent 994 Comment
  UCSC011207  Pectocarya penicillata Adam Searcy 2015-2-10 67 Los Angeles Val Verde Comment
  RSA595998  Pectocarya penicillata L. C. Wheeler 1967-5-8 9353 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  UCD120141  Pectocarya platycarpa Daryl Koutnik 1978-3-23 126 Los Angeles north of State Highway 18 and just west of Los Angeles/San Bernardino county line. 960 Comment
  RSA575547  Pectocarya setosa R. G. Swinney 1994-6-12 2933 Los Angeles Ca. 1.7 mi. N of jct of Hwy 138 & Soledad Rd, just W of San Bernardino County line/ Approx. 150 m W of Boneyard Canyon. 1311 Comment
  UC25027  Pectocarya setosa J. Burtt Davy May 9 1896-May 24 1896 2558 a Los Angeles Antelope Valley, Manzana Comment
  UCR219898  Pectocarya setosa R. G. Swinney 2009-4-24 10430 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  CHSC118868  Pelargonium grossularioides Daniel Gluesenkamp 2006-11-23 Los Angeles Fallbrook. 1524 Dickey St in abandoned citrus orchard. 233 Comment
  UCR270087  Pellaea andromedifolia R. G. Swinney 2011-4-9 14378 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
  SFV14647  Pellaea andromedifolia S. Jonsson 1989-3-10 s. n. Los Angeles Santa Monica Mountains Devil's Canyon of Topanga Canyon Road development. 0.5 miles upstream of dam on south-facing slope of wash just past bend in the stream. Comment
  POM50297  Pellaea andromedifolia var. andromedifolia L. R. Abrams 1901-4-11 1471 Los Angeles Santa Monica Canyon, Santa Monica Mountains. Comment
  POM23469  Pellaea mucronata L. R. Abrams 1901-4-7 1447 Los Angeles Verdugo Hills Comment
  CAS-BOT-BC77193  Pellaea mucronata subsp. mucronata Steven A. Junak 1997-4-22 855 Los Angeles San Clemente Island - W side of island, just below rim on N side of Waynuk Canyon, just upstream from large drop-off, 365 Comment
  UC62462  Pellaea mucronata var. mucronata Ernest Braunton Jan 1903 750 Los Angeles Eaton Canyon Comment
  UC223690  Pellaea mucronata var. mucronata C. F. Millspaugh 1920-2-3 4655 Los Angeles Equestrian Trail above Avalon Canyon; Santa Catalina Isl. Comment
  NY583835  Penstemon centranthifolius A. M. Ottley 1920-5-3 564 Los Angeles Big Tujunga Wash 335.3 Comment
  PASA860  Penstemon centranthifolius M. Stason 1931-4-15 Los Angeles Wash near Azusa Comment
  RSA0081707  Penstemon centranthifolius R. G. Swinney 2011-7-21 15550 Los Angeles Strawberry Peak summit. 1860 Comment
  RSA645121  Penstemon centranthifolius Albert J. Perkins 1909-5-30 s.n. Los Angeles Sycamore Canon, Glendale Comment
  SEINET3160247  Penstemon centranthifolius G. B. Grant 932 Los Angeles Pasadena Comment
  RSA191359  Penstemon centranthifolius Robert F. Thorne, M. Z. Thorne 1967-7-19 37207 Los Angeles Angeles National Forest, Crystal Lake Recreation Area 1692 Comment
  RSA650288  Penstemon centranthifolius E. S. Spalding 1948-4-24 s.n. Los Angeles They were located in the Mojave desert on highway 6 and 33 miles from highway 99. 396 Comment
  SDSU10930  Penstemon centranthifolius Gerald Collier 1951-4-5 Los Angeles Simi Hills, near North American Test Grounds, about 2 miles NE of Chattsworth Lake. Comment
  NY601192  Penstemon grinnellii var. grinnellii R. M. Straw 1954-6-16 615 Los Angeles Just west of Cloudburst Summit on Angeles Crest Highway, San Gabriel Mountains 2133.6 Comment
  PASA878  Penstemon heterophyllus Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  RSA79842  Penstemon heterophyllus F. W. Peirson 1929-7-1 8431 Los Angeles Aliso Creek at Tie Canyon, Along bank. 1357 Comment
  RSA408096  Penstemon heterophyllus var. australis Francis W. Pennell 1940-4-18 25139 Los Angeles Route 99. Mt. slope east of Frenchman's Flat. 732 Comment
  RSA408099  Penstemon heterophyllus var. australis Ron Yee 1979-5-12 129 Los Angeles Winding Way, a private road near Malibu. 61 Comment
  UC184241  Penstemon heterophyllus var. heterophyllus A. D. E. Elmer June, 1902 3707 Los Angeles Acron , Mt. Gleason (Mt. Gleason) Comment
  RSA756745  Penstemon labrosus R. G. Swinney 2008-7-15 9217 Los Angeles Winston Peak. 2275 Comment
  SBBG118487  Penstemon labrosus O. Mistretta 1993-6-28 906 Los Angeles Table Mtn, Sunrise Ski Area; Angeles Nat Forest Comment
  RSA774604  Penstemon rostriflorus R. G. Swinney 2009-7-29 11416 Los Angeles Pacifico Mountain summit. 2134 Comment
  RSA402120  Penstemon rostriflorus L. E. Hoffman 1932-8-14 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest: Mt. Islip 1982 Comment
  RSA68350  Penstemon spectabilis Verne Grant, Alva Grant 1951-3-23 15973 Los Angeles gravelly soil of wash north of Claremont, along Mills Ave. 518 Comment
  CATA527  Pentagramma triangularis subsp. viscosa Sara L. Crockett 1997-4-29 678 Los Angeles Santa Catalina Island: End of unnamed road, 0.4 mile beyond jct. with road leading to Bulrush Canyon/Salta Verde, slope below barbed-wire fence line 420 Comment
  LA201720  Perityle emoryi Arthur C. Gibson; 2001-5-19 4819 Los Angeles Santa Monica Mountains, Topanga Canyon, along Pacific Coast Hwy near junction with State Hwy 27 Comment
  RSA661025  Perityle emoryi Orlando Mistretta 1992-4-5 168 Los Angeles Guds, San Clemente Island. Comment
  RSA423796  Petunia parviflora Anstruther Davidson 1921-7-1 3440 Los Angeles Playa del Rey. Comment
  HSC87310  Phacelia brachyloba Steve Boyd, T. S. Elias 1987-4-14 2067 Los Angeles San Gabriel Mtns., ridge between Pine Mtn. and Silver Mtn., S of Rincon - Red Box Rd., N of Glendora Comment
  RSA0088599  Phacelia brachyloba R. G. Swinney 2010-5-11 12686 Los Angeles East of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd. 872 Comment
  RSA8797  Phacelia brachyloba P. A. Munz 1920-5-2 3821 Los Angeles San Dimas Canyon. 457 Comment
  RSA756135  Phacelia brachyloba Orlando Mistretta, Christine Mistretta 2008-4-23 2526 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
  RSA0119547  Phacelia cicutaria var. hispida R. G. Swinney 2014-5-19 16586 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
  RSA703620  Phacelia cicutaria var. hispida Tim Thibault, Ryan Gilmore 2004-4-29 240 Los Angeles Dry Lake Canyon, between tunnels W of Mt. Baldy Road 974 Comment
  UC126041  Phacelia cicutaria var. hispida Fordyce Grinnell 1903-12-31 Los Angeles Mt. Wilson Comment
  RSA0055020  Phacelia cicutaria var. hispida Jim Shevock 1970-4-16 112 Los Angeles Topanga Canyon. Santa Monica Mountains. 365 Comment
  RSA650552  Phacelia cicutaria var. hispida G. S. Eleiott 1949-5-4 s.n. Los Angeles San Dimas Canyon. 610 Comment
  RSA585316  Phacelia davidsonii Tim S. Ross 1991-4-27 4649 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (and hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
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Dec 31 2018
  UC284120  Phacelia davidsonii Geo. B. Grant Jun 15 1906-Jun 18 1906 Los Angeles summit of Mt. Wilson San Gabriel Mts. 1828 Comment
  IRVC26444  Phacelia distans A. C. Sanders, Mark Elvin 2003-3-5 25732 Los Angeles Newhall Ranch, "Exon Mesa," due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  UC50353  Phacelia distans H. M. Hall April, 1903 3775 Los Angeles Playa del Rey Comment
  RSA660419  Phacelia distans Orlando Mistretta 1992-5-21 395 Los Angeles Right Star Mine, S of Acton. Comment
  POM346651  Phacelia fremontii Barry Burnell 1970-4-24 182 Los Angeles 3.2 miles south of Highway 138 on N4 1372 Comment
  RSA586447  Phacelia fremontii Orlando Mistretta 1995-2-28 1518 Los Angeles Carr Canyon 1012 Comment
  UCR205612  Phacelia fremontii R. G. Swinney 2008-5-12 8844 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  LA38513  Phacelia grandiflora Carl Epling; 1931-4-19 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA578989  Phacelia grandiflora Tim S. Ross, J. Mark Porter, Vanessa Ashworth, G. A. Allen, Darin L. Banks, Megan Tommerup 1994-3-28 7429 Los Angeles Rancho Palos Verdes; southerly coastal bluffs near 154-foot triangulation point, 1875 m SE of Inspiration Point. 18 Comment
  RSA772370  Phacelia imbricata R. G. Swinney 2009-5-20 10834 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  UCR124573  Phacelia imbricata B. C. Templeton 1932-6-19 4934 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  UCR190424  Phacelia imbricata R. G. Swinney 2001-6-16 7986 Los Angeles San Gabriel Mtns., Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper Hills Rd. 2006 Comment
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Mar 12 2017
  RSA428002  Phacelia imbricata subsp. imbricata Elbert Benjamine 1929-5-26 193 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  RSA729812  Phacelia imbricata subsp. patula R. G. Swinney 1998-6-10 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
  RSA746953  Phacelia longipes R. G. Swinney 2008-5-2 8721 Los Angeles Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  CATA1678  Phacelia lyonii Mark L. Hoefs, Steven A. Junak, Bob Given, Keri Kirkland 1998-7-17 2969 Los Angeles Santa Catalina Island: At junction of Grand Canyon and Silver Canyon 109 Comment
  SEINET3158193  Phacelia magellanica G. B. Grant 1906-6-16 968 /6698 Los Angeles Summit Mt. Wilson 1829 Comment
  RSA10501  Phacelia minor P. A. Munz 1920-4-2 3700 Los Angeles San Dimas Canyon. 457 Comment
  UCSB33971  Phacelia minor Swanson, D. 1978-4-30 Los Angeles Shields Canyon 7 mi. north of Glendale in San Gabriel Mtns. 609 Comment
  JEPS14732  Phacelia parryi Rimo Bacigalupi with George W. Gillett 1954-3-13 4378 Los Angeles along US Hwy 101A 1/2 mi e Arroyo Sesquit crossing (bridge) (westernmost Los Angeles Co.); seaward base of Santa Monica Mountains Comment
  CAS-BOT-BC159103  Phacelia ramosissima var. latifolia John Thomas Howell 1928-6-10 3869 Los Angeles Monrovia Canyon, San Gabriel Mts. Comment
  RSA191367  Phacelia ramosissima var. latifolia Robert F. Thorne, M. Z. Thorne 1967-7-19 37126 Los Angeles San Gabriel Mountains, Angeles National Forest; 0.5 mile above Coldbrook Station 1098 Comment
  RSA763657  Phacelia tanacetifolia Doris Bowers 1974-4-4 2169 Los Angeles Slope below Vista Grande School, Palos Verdes Pen. 244 Comment
  CAS-BOT-BC259054  Phalaris lemmonii LeRoy Abrams 1903-4-9 3234 Los Angeles Inglewood Comment
  RSA638214  Phalaris minor L. C. Wheeler 1969-5-16 s.n. Los Angeles Santa Catalina Island. Fishermans Cove: USC Marine lab. 15 Comment
  SBBG57138  Phalaris minor M. N. Ackley -May-1928 37 Los Angeles southwest flats, Los Angeles 38 Comment
  SD30639  Phalaris minor Edith A. Purer 1931-4-28 2026 Los Angeles Roadside along Ballona Road Near El Segundo Comment
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Jul 9 2014
  POM356917  Phalaris minor Margaret Northrop 1914-5-26 I Los Angeles In road at end of Homeward Ave. Carline. Comment
  UC56875  Pholistoma auritum W. A. Setchell 1901-3-13 Los Angeles Los Angeles, Elysian Park Comment
  RSA248846  Pholistoma auritum Robert F. Thorne 1973-4-11 42869 Los Angeles San Clemente Island, middle portion of Norton Canyon. 274 Comment
  RSA459311  Pholistoma racemosum M. B. Dunkle 1929-3-3 2053 Los Angeles Hamilton Beach; Santa Catalina Island Comment
  SBBG96995  Pholistoma racemosum S. Boyd with T. Ross, L. Arnseth 1990-4-8 4394 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  SEINET5499611  Pholistoma racemosum G. B. Grant 1904-1 831 /3671 Los Angeles Santa Catalina Island in the Pacific Ocean Comment
  UC1211041  Pholistoma racemosum Huron H. Smith 1912-5-29 5023 Los Angeles Santa Catalina Isl. 396 Comment
  UC880957  Pholistoma racemosum F. R. Fosberg 1931-3-23 S 4333 Los Angeles s. wall of Hamilton Canyon Santa Catalina Isl., Hamilton Canyon 75 Comment
  RSA534025  Pholistoma racemosum Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5299 Los Angeles San Clemente Island: Westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest 1336ft marker, 1800ft SE of Malo Knoll (1396ft). 274 Comment
  CAS-BOT-BC141302  Phoradendron serotinum subsp. tomentosum Geo. B. Grant 1904-5-18 s.n. Los Angeles Summit of Mt. Wilson Comment
  POM354347  Phoradendron villosum Ora M. Clark 1929-3-29 1826 Los Angeles N. W. Sandberg. Comment
  UC306120  Phoradendron villosum I. M. Johnston 1917-8-23 1719 Los Angeles San Antonio Mts., Prairie Fork of San Gabriel R. 1432 Comment
  RSA683028  Phyllospadix scouleri E. Yale Dawson 1948-11-30 5637 Los Angeles Santa Catalina Island. Comment
  SD90483  Phyllospadix scouleri Robert F. Thorne 1966-4-16 36046 Los Angeles San Clemente Island: about I(c) mile south-southeast of Eel Point, southwest side of island Comment
  SEINET3290578  Phyllospadix torreyi F. R. Fosberg 1931-4-12 S 4575 Los Angeles Santa Catalina Island, Jewfish Point Comment
  RSA607598  Physalis philadelphica Louis C. Wheeler 1966-10-25 9067 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  UC56823  Physalis philadelphica Ernest Braunton Jul 1902 596 Los Angeles Los Angeles River Comment
  CAS-BOT-BC78599  Pinus flexilis Robert F. Thorne 1971-8-25 41277 Los Angeles San Gabriel Mts., Angeles National Forest: Summit of Mt. Hawkins 2697 Comment
  RSA787272  Pinus jeffreyi R. G. Swinney 2009-7-29 11429 Los Angeles Pacifico Mountain summit 2134 Comment
  NY61886  Pinus monophylla A. B. Cossey 1972-9-3 s.n. Los Angeles Cattle Canyon (a tributary of the East Fork of the San Gabriel River, the confluence being near the East Fork Guard Station). Mount Baldy District, Angeles National Forest 2048.3 Comment
  RSA597190  Pinus monophylla T. S. Ross, Peter W. Fritsch, S. D. Boyd, Orlando Mistretta 1990-6-22 3720 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon., T4N R9W, SE/4 NE/4 SW/4 section 25 east-southeastward into T4N R8W, SW/4 NW/4 NE/4 section 3 1939 Comment
  RSA542789  Piperia cooperi Philip A. Munz 1919-5-14 2792 Los Angeles Claremont. 365 Comment
  LA103219  Piptatherum miliaceum Barry A. Prigge; 1985-6-14 6397 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  UCR98768  Pityrogramma triangularis Jack Easton 1997-2-25 s.n. Los Angeles Glendale: western toe of San Rafael Hills 305 Comment
  SEINET3873523  Pityrogramma triangularis var. triangularis K. Dobry 1992-4-14 d 3692 a Los Angeles West Santa Monica Mts. 5 mi No of Pacific Coast Hwy, At Camp Shalom.; 0 Comment
  RSA772388  Plagiobothrys arizonicus R. G. Swinney 2009-5-12 10713 Los Angeles lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg ) of Littlerock 1061 Comment
  UCR187226  Plagiobothrys arizonicus A. C. Sanders 2006-4-18 32106 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  RSA177807  Plagiobothrys canescens R. F. Thorne, P. Everett 1965-5-10 34517 Los Angeles near upper end of Gallagher Canyon; Santa Catalina Island 427 Comment
  RSA656791  Plagiobothrys canescens James Henrickson 1979-4-18 17818 Los Angeles Just north of Valencia, E of Interstate 5, between McBean Parkway and Valencia Parkway, E of College-of-Canyons. 363 Comment
  SBBG118601  Plagiobothrys canescens J. Henrickson 1979-4-18 17818 Los Angeles just N of Valencia, E of Interstate 5, between McBean Parkway and Valencia Parkway, E of College of Cyns 362 Comment
  RSA592016  Plagiobothrys collinus var. gracilis Mark Hoefs, D. Propst 1973-4-6 136 Los Angeles Santa Catalina Island: Middle of Cape Canyon. 304 Comment
  SD69475  Plagiobothrys collinus var. gracilis Robert F. Thorne 1966-4-5 35804 Los Angeles Santa Catalina Island; west slope of Black Jack Mountain. 518 Comment
  UCR252769  Plagiobothrys nothofulvus R. G. Swinney 2010-3-10 11805 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes 329 Comment
  SEINET4044536  Plantago erecta D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Pt. Mugu State Park. 76 Comment
  UCR155139  Plantago erecta A. C. Sanders 2005-5-5 29942 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, west edge of Cruzan Mesa, north of Bench Mark 'Plum 671 Comment
  RSA535291  Plantago erecta Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5333 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons 485 Comment
  SEINET4044535  Plantago lanceolata D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 213 Comment
  RSA402057B  Plantago lanceolata M. B. Dunkle 1933-4-14 3305 Los Angeles Long Beach. Comment
  CAS-BOT-BC344982  Plantago major Duncan S. Bell; Caitlin Elam; Evan Meyer 2013-6-13 5150 Los Angeles Transverse Ranges; San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the SW flanks of Mount San Antonio. 898 Comment
  SBBG31209  Plantago major R. F. Thorne 1966-6-1 36485 Los Angeles of razed St. Catherine's Hotel, N of Avalon 4 Comment
  RSA0096640  Plantago ovata Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 SCa- 627 Los Angeles Santa Catalina Island. Ca. 0.85 air miles NW of East Peak. Along road to East Peak, just SW of Peak 1245. 347 Comment
  RSA402016B  Plantago ovata var. insularis F. R. Fosberg 1931-3-27 S- 4409 Los Angeles Hamilton Canyon, Santa Catalina Island. 100 Comment
  RSA592019  Plantago patagonica Mark Hoefs 1973-3-13 63 Los Angeles Santa Catalina Island. Upper Avalon Canyon, by water tank above Wrigley Memorial. 290 Comment
  CDA6593  Plantago psyllium L. C. Wheeler 1964-10-11 8637 Los Angeles just south of Rush Street, extended Rio Hondo, South El Monte. Comment
  UCR203254  Platanthera R. G. Swinney 2001-8-27 8124 Los Angeles San Gabriel Mountains, Windy Spring, 0.3 mi northwest of Little Jimmy Campground 2256 Comment
  RSA330784  Platanthera leucostachys Wayne E. Sawyer 1981-7-10 84 Los Angeles Angeles National Forest: Hwy 2 between Dawson Saddle and junction of Highway 39, 1.6 mile from Dawson Saddle. 2302 Comment
  UCR182747  Platanthera sparsiflora R. G. Swinney 1997-7-16 5666 Los Angeles San Gabriel Mtns., Buford Canyon, 0.5 mi. west of San Bernardino Co. line, south of Hwy 2 and Swarthout Valley, c. 2 air miles west of Wrightwood 2195 Comment
  UCR202692  Platanthera sparsiflora R. G. Swinney 2001-8-11 8042 Los Angeles San Gabriel Mtns., Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap 2375 Comment
  CAS-BOT-BC91662  Platystemon californicus Geo. B. Grant 1901-4-1 1008 Los Angeles Garvanza. Comment
  CAS-BOT-BC91680  Platystemon californicus Paul F. Covel 1938-4-20 1164 Los Angeles Antelope Valley. Comment
  RSA100275  Plectritis ciliosa subsp. insignis F. W. Peirson 1925-4-23 5807 Los Angeles San Gabriel River 366 Comment
  UC1070065  Pluchea sericea A. D. Gifford 1935-2-7 426 Los Angeles Mouth of Elizabeth Lake Canyon Tejon Quad. 396 Comment
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Jun 9 2014
  RSA595278  Poa annua D. L. Banks 1996-3-25 866 Los Angeles Claremont; Oakwood Apartments; 580 S. Bucknell Avenue; W side of street across from the Apartment complex. On disturbed ground between the sidewalk and school playground. Comment
  CLARK-A1528-5591  Poa secunda John C. Roos, Lucille Roos 1951-5-27 5055 Los Angeles Antelope Valley 701 Comment
  RSA588902  Poa secunda Timothy S. Ross, Steve Boyd 1990-5-15 2539 Los Angeles Yerba Buena Ridge, Tujunga RAnger District, Angeles National Forest; ridgeline between Boulder Canyon drainage (on NW) and Big Tujunga Canyon (on NE) 1012 Comment
  SEINET11689913  Poa secunda E. A. Kellogg, Taylor, E. L. 1980-1 321 Los Angeles on county road N2 1219 Comment
  RSA150709  Poa secunda subsp. secunda Brown, Lingenfelter 1961-5-18 19 Los Angeles canyon about 3 miles E of Mt. Gleason, 0.25 miles E of Nike site 1676 Comment
  RSA484165  Poa secunda subsp. secunda George R. Johnstone 1925-4-11 s.n. Los Angeles Mt. Lowe Comment
  RSA484211  Poa secunda subsp. secunda I. M. Johnston 1917-7-20 1355 Los Angeles Baldy lookout of USFS 2133 Comment
  SBBG56795  Poa secunda subsp. secunda R. Hoffmann 1929-4-26 Los Angeles 5 mi W of Castaic Comment
  UCD90709  Poa secunda subsp. secunda W. Biehler 1951-4-27 s.n. Los Angeles Elizabeth Lake area. Comment
  UCSB510  Poa secunda subsp. secunda Mooney, Harold 1956-4-13 Los Angeles Mint Canyon Comment
  RSA92316  Poa secunda var. secunda F. W. Peirson 1923-5-26 3525 Los Angeles Rock Creek, norht slope of San Gabriel Mountains 1646 Comment
  UC465595  Polycarpon depressum R. L. Pendleton 1909-7-4 1407 Los Angeles bluffs on coast s Avalon; Santa Catalina Island 335 Comment
  RSA616146  Polycarpon tetraphyllum Valerie L. Soza 1998-5-3 100 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 411 Comment
  UC849985  Polygonum argyrocoleon Carl B. Wolf 4216 Los Angeles Pebbly Beach Canyon Santa Catalina Island (at mouth, around rock crusher) 15 Comment
  RSA464418  Polygonum aviculare M. Bisbee 1917-5-26 s.n. Los Angeles Roadsides and yards, Eagle Rock Comment
  RSA33479  Polygonum aviculare subsp. aviculare Tom Burch 1943-07 s.n. Los Angeles Redondo Beach. Comment
  RSA464422  Polygonum aviculare subsp. aviculare Robert Gustafson 1978-6-1 986 Los Angeles Near the entrance of Hungry Valley off dirt road leading into the valley, 0.1 west of the paved 2-lane Peace Valley Rd., about 1/4 miles west of Gorman. 1220 Comment
  RSA466342  Polygonum lapathifolium Anstruther Davidson 1890-09 s.n. Los Angeles Los Angeles Comment
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Dec 10 2010
  RSA66323  Polygonum lapathifolium F. W. Peirson 1923-10-10 4160 Los Angeles Santa Clara River at crossing north of Saugus. Comment
  RSA651016  Polypodium californicum Todd Ferry 1948-2-4 s.n. Los Angeles San Dimas, Bass Cliff Farm. 274 Comment
  UCSB62286  Polypodium californicum Kiefer, Lawrence 1967-3-18 Los Angeles San Gabriel Mtns., N of La Canada, unnamed tributary of Big Tujunga Canyon, ca. 1mi W of Clear Creek, ca. 1/8mi upstream 609 Comment
  UCSB62289  Polypodium californicum Kiefer, Lawrence 1967-6-4 Los Angeles San Gabriel Mtns., W fork of the San Gabriel River, unnamed tributary (3rd canyon to the W of Phipps? Canyon), ca. 0.5mi up from the mouth 1095 Comment
  UCSB62307  Polypodium californicum Kiefer, Lawrence 1966-10-11 Los Angeles San Gabriel Mtns., Placerita Canyon Station Peak, Placerita Canyon, ca. 1/2mi E of peak center 457 Comment
  UCSB62353  Polypodium californicum Kiefer, Lawrence 1967-3-5 Los Angeles San Gabriel Mtns., S base of mountains, NE of Tujunga, Haines Canyon, ca. 3/4mi upstream from dam 792 Comment
  UCSB62500  Polypodium californicum Kiefer, Lawrence 1966-6-4 Los Angeles San Gabriel Mtns., Evey Canyon, ca. 3/4mi from Mt. Baldy Rd. 975 Comment
  SBBG95222  Polypogon interruptus M. B. Dunkle 1928-4-29 1913 Los Angeles Little Harbor Comment
  SD51902  Polypogon monspeliensis Peter H. Raven 1962-7-12 18042 Los Angeles San Clemente Island; below barracks area, Wilson Cove 149 Comment
  SEINET3860413  Polypogon monspeliensis R. G. Swinney 2009-4-17 10392 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Azusa, San Gabriel Canyon wash, 0.1-0.5 mil. west of San Gabriel River Bike path parking lost, at Azusa Canyon Rd. ca 0.6 mi. north of Sierra Madre Ave.; 0 213 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
  UC380924  Polystichum imbricans subsp. curtum Marcus E. Jones 1882-2-27 3032 Los Angeles Pasdena Comment
  RSA448070  Populus alba G. R. Johnstone 1931-4-18 s.n. Los Angeles Elysian Park Comment
  CAS-BOT-BC102553  Populus fremontii Le Roy Abrams; E. A. McGregor 1908-7-2 556 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1158 Comment
  OBI71042  Populus fremontii Larry Kelly, David J. Keil 1988-4-16 36 Los Angeles Little rock Campground Comment
  UCR182213  Potamogeton crispus R. G. Swinney 1997-6-19 5610 B Los Angeles San Gabriel Mtns., SE end of Jackson Lake, west of Wrightwood 1872 Comment
  POM219132  Potamogeton foliosus L. C. Wheeler 1932-8-28 1303 Los Angeles Puddingstone Canyon, San Jose Hills, S. San Dimas. 259 Comment
  UCR210084  Potentilla glandulosa R. G. Swinney 2008-7-24 9340 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 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
  RSA604997  Potentilla gracilis var. fastigiata Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: ca. 200 yards E of foot of Holiday Hill Ski Lift. Comment
  CAS-BOT-BC154947  Prunus ilicifolia Vernon Bailey 1907-10-30 s.n. Los Angeles Saugus Comment
  UC1595213  Prunus ilicifolia Tim Ross, Peter Fritsch 1990-6-20 3668 Los Angeles between West Fork San Gabriel River and Roberts Canyon (Rincon-Red Box Rd (2N24)); San Gabriel Mountains 1255 Comment
  SDSU9173  Prunus ilicifolia subsp. ilicifolia Gerald Collier 1951-4-17 M 241 Los Angeles Immediately south of Vivarium, UCLA Campus. Comment
  RSA454150  Prunus lyonii M. B. Dunkle 1931-3-30 2156 Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  UC75920  Pseudognaphalium beneolens Geo. B. Grant 1901-1-1 Ex. 518 Los Angeles Pasadena Comment
  LA32060  Pseudognaphalium biolettii Peter H. Raven; 1959-3-15 13856 Los Angeles Santa Monica Mountains, Point Dume Natural Preserve, just E of Zuma Beach 9 Comment
  SBBG51803  Pseudognaphalium biolettii M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  CAS-BOT-BC356702  Pseudognaphalium californicum LeRoy Abrams 1902-6-15 2547 Los Angeles Sepulveda Canyon, Santa Monica Mountains Comment
  LA88400  Pseudognaphalium californicum O. H. Kappler; 1940-7-1 66 Los Angeles Santa Monica Mountains, Carbon Canyon Comment
  RSA0087061  Pseudognaphalium californicum R. G. Swinney 2010-5-4 12509 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  UC1922675  Pseudognaphalium californicum Valerie Soza, LeRoy Gross 2001-5-9 1195 b Los Angeles Transverse Ranges; Verdugo Mountains region: Southern San Rafael Hills: S of mouth of Scholl Canyon. W end of Valle Vista fire road, ridgetop along fire road 247 Comment
  SBBG132113  Pseudognaphalium californicum S. A. Junak 1996-4-13 SCI 307 Los Angeles E side of San Clemente Ridge Rd (to Pyramid Cove), ca. 500 yd SW of Camera Pad "Malo" 396 Comment
  JEPS26184  Pseudognaphalium microcephalum Peter H. Raven and Henry J. Thompson 1959-9-27 14504 Los Angeles Sepulvada Canyon Santa Monica Mountains, Sepulveda Canyon 243 Comment
  SFV15554  Pseudognaphalium microcephalum R. K. Stachelek 1992-4-14 25 Los Angeles Santa Susana Mountains Los Angeles, Northridge. Along fence at entrance to Eddleston Park on Reseda Blvd. 400 Comment
  CAS-BOT-BC357454  Pseudognaphalium ramosissimum Peter H. Raven; Henry J. Thompson 1958-9-19 13722 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Along United States Highway 101, 0.2 miles east of turn to Zuma Beach 45 Comment
  LA6324  Pseudotsuga macrocarpa Carl Epling; October 1925 sn Los Angeles San Bernardino Mountains, Camp Baldy 1066 Comment
  RSA0081385  Pseudotsuga macrocarpa R. G. Swinney 2010-9-13 13802 Los Angeles Crystal Lake, within 100 m of shoreline. 1683 Comment
  POM36281  Psilocarphus brevissimus H. E. Hasse 1890-07 s.n. Los Angeles [Unspecified] Comment
  UCR223557  Pteridium aquilinum R. G. Swinney 2009-6-2 10999 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 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
  UCR202534  Pterospora andromedea R. G. Swinney 2001-8-9 8024 Los Angeles San Gabriel Mtns., Mount Williamson, western ridge 2515 Comment
  RSA0113807  Pterostegia drymarioides LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7546 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  RSA151003  Pterostegia drymarioides Peter H. Raven 1962-4-10 17225 Los Angeles Along summit ridge about 2 miles north of Thirst, San Clemente Island. 488 Comment
  RSA151285  Pterostegia drymarioides Peter H. Raven 1962-4-9 17167 Los Angeles San Clemente Island: small arroyo above Wilson Cove. 61 Comment
  RSA65369  Pterostegia drymarioides F. W. Peirson 1925-4-23 5790 Los Angeles Forks of San Gabriel River. 534 Comment
  SEINET3448119  Punica granatum Unknown 137 Los Angeles Los Angeles, Los Angeles Comment
  RSA571537  Purshia tridentata var. glandulosa Steve D. Boyd, D. L. Banks, Orlando Mistretta 1994-4-29 8300 Los Angeles Northern slope of the San Gabriel Mountains, Angeles National Forest, side draw on southeastern side of Mt. Emma, Santiago Canyon drainage. 1158 Comment
  RSA592285  Purshia tridentata var. glandulosa Louis C. Wheeler 1967-5-12 9418 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  UC555698  Purshia tridentata var. glandulosa H. L. Mason 1926-4-27 3024 Los Angeles Rock Creek Comment
  RSA729324  Pycnanthemum californicum R. G. Swinney 1999-7-28 7578 Los Angeles East Fork San Gabriel River Canyon, c. 400 m north of Allison Gulch. 1037 Comment
  SD260960  Quercus D. E. Bramlet 2011-8-26 4938 Los Angeles San Gabriel Mountains: Maple Canyon, east of Big Tujunga Canyon, C. 1/2 mile due south of Big Tujunga Reservoir. 707 Comment
  UC993205  Quercus J. M. Tucker 1948-9-26 1880 Los Angeles 9.6 mi e Gorman (beside Highway 138) Comment
  RSA190913  Quercus X macdonaldii Robert F. Thorne 1967-5-18 36863 Los Angeles Santa Catalina Island Middle Bulrush Canyon 244 Comment
  POM271871  Quercus berberidifolia Lyman Benson 1947-1-16 12279 Los Angeles Lightpost 51, El Pariso Dr. Ganesha Hills, Pomona 305 Comment
  RSA128278  Quercus berberidifolia H. J. Thompson 1959-3-27 1889 Los Angeles Santa Monica Mountains: Saddle Peak, 1.5 miles east of peak. 732 Comment
  RSA616075  Quercus berberidifolia Scott D. White 1997-1-15 6052 Los Angeles San Gabriel Mtns: Santa Clara River Watershed: mapped 'jeep trail' between Pole Cyn. and Bear Cyn. 793 Comment
  SFV20801  Quercus berberidifolia L. Gross 2000-11-4 320 Los Angeles Verdugo Mountains Trail at end of Morning Glow, past Sunglow Way, east off La Tuna Canyon Road, Sun Valley. 396 Comment
  UC472131  Quercus berberidifolia J. Ewan 1931-10-24 5259 b Los Angeles Santa Monica Mts. Comment
  CAS-BOT-BC62368  Quercus chrysolepis Geo. B. Grant 1902-7-1 3712 Los Angeles Mt. Lowe 1828 Comment
  RSA476905  Quercus chrysolepis Ora M. Clark 1928-12-8 1363 Los Angeles S Baldy Camp, Mountain Canyons Comment
  UC72508  Quercus chrysolepis Geo. B. Grant Jul 1902 1085 Los Angeles Mt. Lowe Comment
  UCD45455  Quercus chrysolepis Gordon Pilone 1961-10-3 50 Los Angeles San Antonio Canyon three-fourths mile north of Ranger Station on old road. Drainage area: pacific slope. San Gabriel Mountains, Los Angeles County, California. Altitude: 2500 ft. 762 Comment
  UCD45552  Quercus chrysolepis Ernest Braunton 1928-8-5 6383 Los Angeles San Gabriel Canon. Comment
  RSA9708  Quercus chrysolepis Louis C. Wheeler 1931-11-8 339 Los Angeles San Antonio Canyon 945 Comment
  UCR187130  Quercus douglasii A. C. Sanders 2006-5-16 32361 Los Angeles Transverse Range; Liebre Mtns. Region, south of Hwy 138, 1.5 mi. ESE of Quail Lake in the San Andreas Rift Zone, NE of the Old Ridge Route 1037 Comment
  CAS-BOT-BC86361  Quercus dumosa W. R. Dudley 1899-7-22 s.n. Los Angeles Mt. Lowe, San Gabriel Mts. Comment
  CAS-BOT-BC86374  Quercus dumosa John H. Thomas 1956-11-8 6476 Los Angeles San Gabriel Mountains. Western side of Santa Anita Canyon about 7 miles NNE of Pasadena 609 Comment
  UCD45994  Quercus dumosa Gary D. Cromwell; David W. Wheat 1971-4-21 524 Los Angeles On ridge crest to west of canyon, about 1600 feet. Mystic Canyon, San Gabriel Mts., Angeles National Forest. Two miles NE of Glendora, California. 487 Comment
  RSA476766  Quercus durata var. gabrielensis L. E. Hoffman 1929-6-23 s.n. Los Angeles head of Pacoima Canyon wash Comment
  RSA653358  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 301 Los Angeles Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale. Following the fire break up to main crest (to Beaudry fire road) 305 Comment
  RSA702434  Quercus durata var. gabrielensis Scott D. White 2004-7-28 10664 Los Angeles San Gabriel Mountains: Clear Creek area. In and around 'The Pines' picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jtn. with Angeles Crest Hwy. 976 Comment
  RSA754110  Quercus durata var. gabrielensis Ellen Mackey, Bart O'Brien, Blake Whittiington 2006-11-14 NFWF- 1856 Los Angeles San Gabriel River Watershed; Webb Canyon Road (GPS represents the northern most point for a population that extends 1/4 m south) 436 Comment
  CAS-BOT-BC94184  Quercus engelmannii Annetta Carter 1940-1-11 1489 b Los Angeles ridge NE of head of Baldwin Avenue, Sierra Madre, foothills of San Gabriel Mountains 335 Comment
  UCD46030  Quercus engelmannii W. L. Jepson 1908-7-13 3065 Los Angeles Catalina Island, head of Swain Canon. Comment
  UCSB27926  Quercus engelmannii Lloyd, Robert 1959-3-3 Los Angeles Ganesha Hills near corner of Hillcrest and North Hill Rd. north of Pomona 274 Comment
  CAS-BOT-BC94756  Quercus john-tuckeri David B. Scott 1936-10-18 s.n. Los Angeles Big Pines Grade Comment
  UCR102253  Quercus john-tuckeri David Charlton 1989-4-7 2869 Los Angeles San Gabriel Mtns. (NW), Soledad Pass, Kentucky Springs development, 1 mile south of Hwy 14 on Angeles Forest Hwy (N-3), c. 5 mi. (airline) south of Palmdale 1037 Comment
  JEPS37773  Quercus pacifica Blanche Trask 1901-1-1 Los Angeles Bullrush Canyon Santa Catalina Island Comment
  POM243779  Quercus pacifica F. R. Fosberg 1931-7-16 S 5435 Los Angeles Gallagher's Canyon, Santa Catalina Island. 100 Comment
  RSA157993  Quercus pacifica M. B. Dunkle 1928-3-17 1757 Los Angeles Santa Catalina Island, Johnson's Canyon 30 Comment
  RSA187684  Quercus pacifica Robert F. Thorne 1966-9-15 36702 Los Angeles Santa Catalina Island, Cape Canyon near small reservoir 320 Comment
  SFV17751  Quercus pacifica J. M. Tucker 1992-3-31 s. n. No.9 Los Angeles California Channel Islands Santa Catalina Island. Upper Middle Ranch Canyon, below pup station, roughly 4.5 miles west of Avalon in small side canyon. 256 Comment
  UCR258602  Quercus wislizeni R. G. Swinney 2010-8-11 13513 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, 100-200 m below Chantry Flats on Chantry Flat Trail/Rd. 598 Comment
  RSA517150  Quercus wislizeni var. frutescens Tim S. Ross 1990-5-14 2478 Los Angeles San Gabriel Mtns: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1107 Comment
  RSA0089151  Rafinesquia californica R. G. Swinney 2010-3-24 12055 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA472411  Rafinesquia californica F. R. Fosberg 1931-4-10 54537 Los Angeles Santa Catalina Island. Avalon Canyon 150 Comment
  RSA764952  Ranunculus californicus Doris Bowers 1957-3-10 84 Los Angeles Rocky Point, La Verne 335 Comment
  RSA653481  Ranunculus hebecarpus Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 779 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 396 Comment
  SBBG122434  Ranunculus muricatus R. Burgess, P. Munro 1998-5-17 2823 Los Angeles vacant land NE of corner of Kanan Rd and Canwood St, Agoura Hills 268 Comment
  SEINET10626447 Image available Raphanus sativus Heidi H. Schmidt 1999-10-14 Schmidt 3837 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  CAS-BOT-BC427517  Reseda alba Mrs. Jos. Clemens 1922-5-13 s.n. Los Angeles Franklin Canyon, Los Angeles Comment
  RSA0072148  Retama monosperma Orlando Mistretta 1996-4-16 1959 Los Angeles San Gabriel Montains region: San Antonio Canyon. Along Mt. Baldy Road near canyon mouth. 1050 Comment
  UCR107831  Rhamnus californica Anna Christensen 1997-4-2 15 Los Angeles Claremont. Bernard Biological Field Station (Claremont Colleges), NW corner of Mills Ave. and Foothill Blvd., 25 yds from E fence, 200 yds. into N. panhandle region. 412 Comment
  UCR95385  Rhamnus californica L. C. Wheeler 1966-11-19 9127 Los Angeles San Gabriel Mtns., Pacoima Canyon at Dutch Louie Camp Comment
  SEINET10841813  Rhamnus californica Walter H. Lewis 1991-6-13 Lewis 14926 Los Angeles San Gabriel Mountains, San Antonio Canyon, Mt. Baldy Rd., near Hog Back turnoff. 1146 Comment
  RSA584885  Rhamnus californica subsp. californica Tim S. Ross, S. D. Boyd 1990-6-1 2780 Los Angeles San Gabriel Mountains, Magnetic Springs: in Moody Canyon (ca 2.15 air-miles NW of Mt Gleason). 1195 Comment
  RSA597050  Rhamnus californica subsp. californica Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3834 Los Angeles Vicinity of Crystal Lake 1677 Comment
  UCR202927  Rhamnus californica subsp. tomentella R. G. Swinney 2001-8-18 8067 Los Angeles San Gabriel Mtns., Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge 2257 Comment
  LA52149  Rhamnus crocea Carl Epling; March 1938 sn Los Angeles 30 Comment
  CAS-BOT-BC56009  Rhamnus ilicifolia Alice Eastwood 1906-5-27 149 Los Angeles Laurel Canyon Comment
  RSA122107  Rhamnus ilicifolia A. D. Gifford 1935-3-15 479 Los Angeles 2 1/2 miles southwest of Red Mountain. 518 Comment
  UC1121852  Rhamnus ilicifolia A. D. Gifford 1935-3-15 479 Los Angeles 2.5 sw Red Mountain; Angeles National Forest, Tejon Quad. 518 Comment
  RSA526532  Rhamnus pirifolia Steve Boyd, Tim S. Ross, Arnseth 1990-4-7 4270 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  SBBG30983  Rhamnus pirifolia R. N. Philbrick 1964-6-12 B 64 -1 Los Angeles Black Pt, Lorenzo Beach area Comment
  RSA596988  Rhamnus tomentella subsp. cuspidata Steve Boyd, Lauren Raz 1996-9-24 8962 Los Angeles Liebre Mountains, western end of Liebre Mountain just north of Forest Service Road 7N23 on broadly rounded summit area at divide between Cold Canyon and Tentrock Canyon. 1616 Comment
  CAS-BOT-BC167917  Rhus integrifolia Dr. H. E. Hasse s.n. Los Angeles Los Angeles Comment
  CAS-BOT-BC170462  Rhus integrifolia Brandegee s.n. Los Angeles Catalina Island Comment
  HSC3152  Rhus integrifolia C. E. Fellows 1965-12-20 189 Los Angeles 2 mi. S of Ventura Blvd. on Reseda Blvd., across from the Deauville Country Club, 200 yds. up the hillside Comment
  LA209577  Rhus integrifolia F. H. Lewis; 1940-2-4 1050 Los Angeles Santa Monica Mountains, Runyon Canyon Park, Mulholland Drive 457 Comment
  LA33971  Rhus integrifolia Peter H. Raven; 1959-3-1 13814 Los Angeles SANTA MONICA MOUNTAINS, Vermont Canyon, Griffith Park 243 Comment
  POM193464  Rhus integrifolia F. W. Peirson 1925-2-22 240 Los Angeles Point Fermin Comment
  RSA386494  Rhus integrifolia Gary D. Wallace 1978-2-12 1583 Los Angeles Palos Verdes Peninsula: N of Portuguese Bend at the end of Forrestall Drive. Comment
  RSA0098647  Rhus ovata R. G. Swinney 2010-5-25 12961 Los Angeles San Gabriel Mountains: just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 659 Comment
  RSA101667  Rhus ovata M. D. Proctor 1944-4-9 831 Los Angeles Santa Anita Canyon Comment
  RSA162832  Rhus ovata J. D. Olmsted 1959-2-23 s.n. Los Angeles Blanchard Park, Pomona College Campus near Claremont, near E boundary LA, Foot of San Gabriel Mts. 366 Comment
  UCSB22913  Rhus ovata McMinn, H. 1931-7-5 Los Angeles Ridge route, Tehachapi Mountains Comment
  POM126419  Rhus trilobata var. pilosissima Joseph Grinnell 1903-7-30 s.n. Los Angeles Pasadena. 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-BC92279  Ribes amarum John Thomas Howell 1928-2-18 3351 Los Angeles Trail to Switzer's, Arroyo Seco, San Gabriel Mountains. Comment
  SEINET4560264  Ribes amarum Louis C. Wheeler 1936-1 4082 Los Angeles San Gabriel Mountains: Arroyo Seco. 457 Comment
  UCD102100  Ribes amarum Geoffrey Levin 1974-4-27 60 Los Angeles Evey Canyon, a side canyon on San Antonion Canyon. San Gabriel Mountains, Santa Ana River, Pacific Slope drainage basin. 751 Comment
  UCR194621  Ribes aureum var. gracillimum R. G. Swinney 1999-4-8 7076 Los Angeles San Gabriel Mtns., Claremont, Palmer Canyon c. 100 m east of Cobal Canyon 512 Comment
  UCR277037  Ribes aureum var. gracillimum R. G. Swinney 2010-5-25 12921 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  CAS-BOT-BC173105  Ribes indecorum L. R. Abrams 1916-1-3 5572 Los Angeles Between Duarte and Azusa 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
  PASA2254  Ribes indecorum Frank W. Peirson 1920-12-30 Los Angeles San Gabriel Wash at Foothill Boulevard 137 Comment
  CAS-BOT-BC173434  Ribes malvaceum S. Y. Parnay Mar. s.n. Los Angeles Mt. Wilson 1219 Comment
  RSA396477  Ribes malvaceum var. viridifolium Steve Boyd, A. Listen, Walter Wisura 1987-4-30 4146 Los Angeles 8.6 miles from Rincon Forest Station along Rincon-Red Box forest rd. Comment
  RSA441464  Ribes malvaceum var. viridifolium Ella M. Kennedy 1923-3-5 s.n. Los Angeles S. Pasadena Comment
  UC921822  Ribes malvaceum var. viridifolium I. W. Clokey, B. Templeton 1930-4-2 4607 Los Angeles Mulholland Drive Comment
  UC168758  Ribes nevadense George B. Grant and Walter Wheeler 1904-5-17 1125 -6241 Los Angeles Mt. Wilson 1524 Comment
  CLARK-A1528-4145  Ribes roezlii John C. Roos 1943-2-13 2596 Los Angeles San Gabriel Mountains Comment
  RSA226920  Ribes roezlii Robert F. Thorne 1971-8-25 41246 Los Angeles San Gabriel Mts, Angeles National Forest: Saddle between Throop Peak and Mt. Burnham. 2622 Comment
  CHSC8455  Ribes speciosum Edward Laidlaw Smith 1958-5-6 427 Los Angeles Palmer Canyon. San Gabriel Mt. Range. San Gabriel River drainage area. S slope. 609 Comment
  LA33881  Ribes speciosum Henry J. Thompson; 1959-3-22 1870 Los Angeles Santa Monica Mountains, Lobo Canyon, 1 mi. W of Triunfo Canyon, 3 mi W of Malibu Lake 274 Comment
  SBBG15483  Ribes speciosum W. G. Webb 1934-12-26 Los Angeles Glendale Comment
  SD28061  Ribes viburnifolium Carl B. Wolf 1932-5-10 3538 Los Angeles Santa Catalina Island; along ridge between summit of the equestrian trail and Mt. Shatto. Comment
  UCR216373  Rorippa Dan S. Cooper 2010-4-23 410- 38 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR260900  Rorippa A. C. Sanders 2009-5-20 36847 Los Angeles San Gabriel Valley, Rio Hondo at Rancho Lujan, between Montebello and South El Monte, east side of San Gabriel Blvd., SE of Darlington St. intersection 73 Comment
  LA84352  Rorippa curvisiliqua R. L. Armacost; 1962-12-7 1522 Los Angeles Santa Monica Mountains, Tapia Park Comment
  RSA431534  Rorippa curvisiliqua Anstruther Davidson s.n. Los Angeles Garvanza. Comment
  PASA2073  Rorippa nasturtium-aquaticum Stason 4-31 Los Angeles San Dimas canon in creek Comment
  LA105066  Rosa californica Barry A. Prigge; 1988-7-3 8203 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  UCR147715  Rosa californica Steve Boyd, Amber Maurice 2004-5-18 11321 Los Angeles Transverse Ranges; Liebre Mtns region, Road leading down towards Atmore Meadows area from main road, on crest of Liebre Mountain at crossing of spring outflow 1437 Comment
  SEINET11917916  Rosa californica J. F. Bright, Wyman, C. 1923-5-28 8494 Los Angeles near Los Angeles Comment
  CDA20100  Rosmarinus officinalis M. O'Brien 2003-2-9 MOB 1 -03 Los Angeles South Coast; Malibu Bluffs Recreation Area, Pacific Coast Hwy & Malibu Canyon Rd. 0 Comment
  RSA730702  Rubus discolor R. G. Swinney 1997-5-31 5536 Los Angeles near Mt. Baldy School, south of Mt. Baldy village, c. 75 m east of San Antonio Canyon. 1280 Comment
  RSA616132  Rubus leucodermis Louis C. Wheeler 1966-8-21 8843 Los Angeles San Gabriel Mountains: Northwest slope, Mount Burnham Comment
  POM1473  Rubus ursinus Unspecified 1893-05 s.n. Los Angeles Arroyo Seco, Pasadena Comment
  UCSB2933  Rubus ursinus Haller, Norman 1953-5-17 Los Angeles Greanlead Canyon Rd., 1/2 mile North of Topanga Shopping Center, Santa Monica Mts. Los Angeles Co, Caiif 304 Comment
  RSA729828  Rumex californicus R. G. Swinney 1998-7-6 6270 Los Angeles San Gabriel Mtns.: near mouth of Mescal Canyon, 2.7 miles north of junction of Hwy 2 and Mescal Canyon Rod. 1488 Comment
Read comments
Jan 26 2014
  CAS-BOT-BC421764  Rumex conglomeratus Le Roy Abrams 1901-6-1 1730 Los Angeles Ballona Creek Comment
  LA52271  Rumex crispus M. Zaitlin; 1951-4-8 sn Los Angeles 9 Comment
  RSA65462  Rumex maritimus F. W. Peirson 1921-6-19 2449 Los Angeles Crystal Lake, North Fork San Gabriel River 1677 Comment
  LA82171  Rupertia physodes O. H. Kappler; 1944-5-21 623 Los Angeles Santa Monica Mountains, Cold Creek, near Monte Nido 182 Comment
  RSA131237  Rupertia physodes Percy C. Everett, E. K. Balls 1959-6-2 23823 Los Angeles 0.6 mile NE of entrance to Stokes Canyon, Santa Monica Mts 152 Comment
  LA33962  Ruppia cirrhosa Peter H. Raven; Henry J. Thompson 1959-9-6 14360 Los Angeles Santa Monica Mountains, Malibu Lagoon, mouth of Malibu Creek 1 Comment
  RSA776322  Salazaria mexicana R. G. Swinney 2009-4-29 10611 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  CAS-BOT-BC103166  Salix bonplandiana Carl W. Sharsmith 1932-1-17 11 Los Angeles at bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa 300 Comment
  RSA0081794  Salix exigua R. G. Swinney 2010-3-16 11931 Los Angeles Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  UCR223503  Salix exigua R. G. Swinney 2009-5-28 10947 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UC506515  Salix exigua var. hindsiana C. R. and B. S. Ball 1933-7-6 2526 Los Angeles along ditch on Hw. 199 near Gorman; San Gabriel Mts. Comment
Read comments
Jun 18 2014
  RSA595513  Salix gooddingii Louis C. Wheeler 1969-4-19 s.n. Los Angeles Liebre Mountains region. Una Lake, San Andreas Rift Zone. 854 Comment
  RSA0116335  Salix laevigata Mitch Provance 2009-6-24 10971 Los Angeles Tehachapi Mountains Foothills: Tejon Ranch, 3 miles NNE of Quail Lake, 0.3 miles NE of the Oso Pumping Plant, W side of the Tehachapi Afterbay. 954 Comment
  RSA584116  Salix laevigata Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 2991 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon. 1255 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
  UC506435  Salix laevigata Carl Hedin and Joseph Ewan 1933-3-11 7643 Los Angeles Comment
  POM362733  Salix lasiolepis Ora M. Clark 1929-1-13 1468 Los Angeles S. Los Angeles. Comment
  RSA226907  Salix lasiolepis Robert F. Thorne 1971-8-25 41254 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring on NW slope of Mt. Hawkins. Comment
  RSA305934  Salix lasiolepis Fay A. MacFadden 1934-2-21 12433 Los Angeles Culver City. Comment
  SBBG57884  Salix lasiolepis F. R. Fosberg 1932-1-26 7179 Los Angeles Topanga Cyn 225 Comment
  UC1134985  Salix lasiolepis P. L. Johannsen 1934-3-1 311 Los Angeles 1/2 mi s.w. Castaic; Santa Susana Quad. Comment
  UC492449  Salix lasiolepis F. R. Fosberg 1932-3-3 7412 Los Angeles Agoura (Picture City) Santa Monica Mts., Agoura (Picture City) Comment
  UCR125252  Salix lasiolepis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25501 Los Angeles NE end of Santa Susana Mtns., canyon draining into Santa Clara River Valley from the south off 'Round Mtn.' (peak 1476), north of Potrero Canyon 305 Comment
  RSA0030806  Salix lasiolepis Carl W. Sharsmith 1931-11-15 3 Los Angeles Santa Monica Mountains. 15 Comment
  CAS-BOT-BC128480  Salix lasiolepis var. lasiolepis F. R. Fosberg 1932-3-3 7412 Los Angeles Agoura (Picture City), Santa Monica Mts. - bank of dry creek. Comment
  RSA670161  Salix lucida subsp. lasiandra Joseph M. Keefe 2000-12-12 30877 Los Angeles North side of wet ravine, west side of bridge, Fire Road east of Aviation Buildings, Glendale College, 1500 North Verdugo Road, Glendale, CA 91208. 250 Comment
  CAS-BOT-BC126292  Salix sessilifolia I. M. Johnston 1917-8-23 1685 Los Angeles San Antonio Mountains. Prairie Fk of San Gabriel R. 1524 Comment
  CDA20799  Salsola australis B. Villegas 2002-8-21 B 247 -3 Los Angeles Los Angeles Basin; Calabasas, near Ventura Co. line. 0 Comment
  CDA32774  Salsola australis M. O'Brien 2010-9-1 MOB 10 -04 Los Angeles South Coast; Intersection of Echo Park Ave. and Landa St., Los Angeles. 192 Comment
  LA30493  Salsola tragus Jane Turner; T. Mosquin 1958-11-16 C- 52 Los Angeles Comment
  RSA729654  Saltugilia grinnellii subsp. grinnellii R. G. Swinney 1998-7-6 6286 Los Angeles San Gabriel Mtns.: Mescal Canyon, 1.1 miles north of junction of Hwy 2 and Mescal Canyon Rod. 1720 Comment
  HSC17015  Saltugilia grinnellii subsp. grinnellii C. S. Apperson 1967-6-21 Los Angeles Cienega Campgrounds, 13 mi. from Castaic Comment
  RSA780119  Saltugilia splendens J. Mark Porter 2005-6-8 14442 Los Angeles Table Mountain, San Gabriel Mountains. Comment
  POM3566  Saltugilia splendens subsp. grantii D. L. Crawford 1915-6-30 560 Los Angeles Bear Flats, Mts. above Claremont 2134 Comment
  RSA411302  Salvia apiana L. E. Hoffman 1929-6-10 s.n. Los Angeles Arroyo Seco, below Strawberry Peak. Comment
  RSA424352  Salvia apiana William Emboden 1970-6-12 37 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA596265  Salvia apiana R. G. Swinney 1969-6-12 557 Los Angeles Base of San Gabriel Mountains, in and near the city of Glendora. Approximately 1/2 mile N of Sierra Madre Ave, on N. Pennsylvania Ave. 335 Comment
  RSA603192  Salvia apiana Louis C. Wheeler 1972-12-20 12789 Los Angeles San Gabriel Mountains: Cow Canyon Saddle 1372 Comment
  SD113355  Salvia apiana unknown 1915-6-3 70 Los Angeles Claremont Comment
  UCD15673  Salvia apiana Anne B. Overturf 1989-5-28 19 Los Angeles Eaton Canyon. 365 Comment
  OBI13510  Salvia apiana Louis C. Wheeler 1932-5-1 677 Los Angeles Base of hills 1/2 mi E Palmer Cyn, San Gabriel Mts 610 Comment
  RSA442828  Salvia apiana William Emboden 1969-5-28 13 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA660012  Salvia apiana William Emboden 1969-5-28 9 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  UCR265955  Salvia carduacea Orlando Mistretta, Christine Mistretta 2005-4-21 2050 Los Angeles Transverse Range; San Gabriel Mountains, alluvial fans below north base of range along Fort Tejon Road 1098 Comment
  RSA12384  Salvia carduacea Carl B. Wolf 1934-3-23 5586 Los Angeles Volunteer crop from RSABG wild flower field. Comment
  RSA589511  Salvia columbariae Tim S. Ross, Gery Allan, Mark A. Elvin 1995-5-21 8599 Los Angeles San Clemente Island: Head of Chenetti Canyon, on the W prong of the trident formed at the top of the longest tributary; 1330 ft. SSE of Rest triangulation point (1336-ft). 358 Comment
  UC450788  Salvia columbariae Fay A. MacFadden 1931-7-1 76 E Los Angeles Tuna Canyon; Verdugo Hills Comment
  UCR220156  Salvia columbariae R. G. Swinney 2009-4-2 10260 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  UCR255843  Salvia columbariae R. G. Swinney 2010-3-10 11827 Los Angeles San Gabriel Mountains, Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 488 Comment
  RSA0051682  Salvia columbariae S. Karlin 1960-05 s.n. Los Angeles Santa Monica Mountains. Comment
  UCR194037  Salvia dorrii R. G. Swinney 1999-6-5 7245 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  SBBG20203  Salvia dorrii var. dorrii M. A. Piehl 1963-5-18 63307 Los Angeles foothills just N of Godde Pass 914 Comment
  SBBG71168  Salvia dorrii var. pilosa R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  POM188223  Salvia leucophylla C. Epling 1932-6-10 s.n. Los Angeles Santa Monica Mountains: Topanga Canyon. Comment
  RSA573480  Salvia leucophylla Tim S. Ross 1992-6-15 6571 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): upper end of Turnbull Canyon. 256 Comment
  UCR143467  Salvia leucophylla B. C. Templeton 1930-6-17 1091 Los Angeles Western Transverse Range; Santa Monica Mtns., Frank's [=Franklin?] Canyon, north of Beverly Hills Comment
  RSA0034991  Salvia leucophylla Harold L. Pirie 1963-4-20 s.n. Los Angeles North slope of Santa Monica Mts. 274 Comment
  RSA656388  Salvia mellifera Ray Vose 1980-5-31 s.n. Los Angeles Verdugo Mountains: Location 20-30 yards south of 3420 Figueroa Street, Glendale. 412 Comment
  SBBG6503  Salvia mellifera H. and M. Dearing 1938-5-22 1942 Los Angeles Decker Ranch Rd Comment
  UC1124829  Salvia mellifera G. T. Nordstrom 1935-2-15 330 Los Angeles 5 mi ne Black Mtn.; Tejon Quad. 792 Comment
  UCD168367  Salvia mellifera J. W. Barry 1980-5-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  RSA748436  Salvia sonomensis Justin M. Wood 2009-6-1 801 Los Angeles Mill Creek Summit, Heliport just SE of ranger station on Pacifico Mountain Rd (3N17.4) 1582 Comment
  POM296483  Sambucus mexicana Lyman Benson 1945-5-11 11704 Los Angeles Canyon below Johnson's Pasture, Claremont, 549 Comment
  CAS-BOT-BC238741  Sambucus nigra subsp. caerulea Alice Eastwood 1917-7-20 6471 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC238755  Sambucus nigra subsp. caerulea Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Valley Comment
  OBI69409  Sambucus nigra subsp. caerulea Suzan Barth 1994-5-17 33 Los Angeles Santa Susana Mtns. Aliso cyn 600 m from Sesnon trail head at bottom of first loop Comment
  UCD137666  Sambucus nigra subsp. caerulea Marc Meyer 1993-3-20 11 Los Angeles Santa Susana Mts., 2 mi. N of Mason Ave. and 118 Fwy. 400 Comment
  UCR270895  Sambucus nigra subsp. caerulea R. G. Swinney 2011-5-26 14873 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
  RSA670947  Sanguisorba minor subsp. muricata Joseph M. Keefe 2001-3-16 31118 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105. 284 Comment
  LA33903  Sanguisorba minor subsp. muricata Peter H. Raven; Henry J. Thompson 1959-10-31 14729 Los Angeles 243 Comment
  RSA785908  Sanicula arguta K. Dobry 1992-4-9 341 Los Angeles West Santa Monica Mts. along E Arroyo Sequit 5 mi No. of Pacific Coast Hwy. At camp Shalom Comment
  SBBG17871  Sanicula arguta P. H. Raven 1962-4-10 17211 Los Angeles summit of Thirst 579 Comment
  RSA678895  Sanicula arguta Dylan Hannon 1996-4-21 s.n. Los Angeles San Clemente Island. Across the road from Stone Station. Comment
  UC1400389  Sanicula arguta Robert F. Thorne 1966-4-16 36066 Los Angeles below Lemon Tank (near dump, s of Nanny, ne side of San Clemente Island); San Clemente Island 182 Comment
  CATA1024  Sanicula crassicaulis Mark L. Hoefs 1995-5-4 1945 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 91 Comment
  RSA708657  Sanicula crassicaulis Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-26 1187 Los Angeles Northwestern edge of Verdugo Mts, north of La Tuna Canyon, SE of Green Verdugo Reservoir. 457 Comment
  UCR223093  Sarcodes sanguinea R. G. Swinney 2009-6-2 11009 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  UCR223620  Sarcodes sanguinea R. G. Swinney 2009-6-24 11255 B Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  RSA0135544  Sarcodes sanguinea Janell Cassianni 2007-06 6 Los Angeles Chilao / Horse Flats. Comment
  SEINET7122201  Sarcostemma cynanchoides G. B. Grant 972 Los Angeles Covina Comment
  UCR143417  Satureja douglasii F. R. Fosberg 1931-4-28 S- 4702 Los Angeles Channel Islands, Santa Catalina Island, Eagle's Nest, Middle Ranch Canyon 180 Comment
  UCR214457  Schismus arabicus A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale, et al 2010-3-29 37637 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
  UCSB33248  Schismus arabicus Partsch, M. 1977-5-14 Los Angeles Palmdale Blvd., 140th Street east 1066 Comment
  RSA0107230  Schismus arabicus Steven A. Junak 1998-3-22 SCa- 502 Los Angeles Santa Ana Island. Avalon Canyon, along W side of Avalon Canyon Road, just N of entrance to Wrigley Memorial Botanical Garden. 107 Comment
  RSA563505  Schismus barbatus Timothy S. Ross 1993-5-13 7123 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon 854 Comment
  UCR197203  Schismus barbatus Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 699 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
  CAS-BOT-BC111226  Schoenoplectus californicus John Thomas Howell 1927-6-30 2624 Los Angeles In swamp on coastal plain one mile east of Long Beach. 15 Comment
  LA34186  Scirpus californicus Henry J. Thompson; 1959-5-31 2043 Los Angeles 291 Comment
  UC1181404  Scrophularia villosa Robert Ornduff with R. L. Taylor 1960-3-19 5095 Los Angeles Santa Catalina Island, Golf Links Canyon Golf Links Canyon; Santa Catalina Island, Golf Links Canyon Comment
  UCR239046  Scutellaria mexicana Anuja Parikh, Nathan Gale 2010-6-4 3259 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 2.8 km west of State Hwy 14, 1.3 km south of Avenue S 987 Comment
  RSA590842  Scutellaria siphocampyloides Tim S. Ross, Steve D. Boyd 1990-5-23 2602 Los Angeles Upper Mill Creek: 2.8 road miles S of Mill creek Summit along Angeles Forest Hwy, and ca 1440m NNW of Rabbit peak. 1198 Comment
  RSA445377  Scutellaria tuberosa Richard C. Barkelew 1929-4-23 s.n. Los Angeles Malibu Mountains. Comment
  RSA594560  Scutellaria tuberosa Louis C. Wheeler 1967-5-7 9283 Los Angeles San Gabriel Mountains. Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon. 625 Comment
  LA209600  Selaginella asprella Lawrence L. Kiefer; 1966-11-5 2498 Los Angeles San Gabriel Mountains, upper S Fork Little Rock Creek, ca 0.5 mi below Sulphur Springs Campground 1523 Comment
  RSA162793  Selaginella asprella John D. Olmsted 1959-11-8 1080 Los Angeles San Gabriel Mountains, E. Fork San Gabriel R.; Fish Fork between sixth and seventh falls. 1418 Comment
  RSA653905  Selaginella bigelovii Valerie Sosa, Shalini Deo, Stephen Dreher 2000-4-27 812 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, above end of paved Wildwood Canyon Road and below trail along ridgetop to Verdugo Mtwy 595 Comment
  POM191  Senecio californicus C. F. Baker 1904-4-15 4178 Los Angeles Claremont. Comment
  POM304711  Senecio flaccidus var. douglasii Henry J. Ramsey, Ramsey 1937-7-12 185 Los Angeles North Craig Ave., Altadena Comment
  RSA16866  Senecio lyonii C. B. Wolf 1932-5-14 3630 Los Angeles Between Avalon and Pebbly Beach, Santa Catalina Island. 30 Comment
  RSA3610  Senecio lyonii C. B. Wolf 1932-5-14 3630 Los Angeles Between Avalon and Pebbly Beach, Santa Catalina Island. 30 Comment
  RSA94838  Senecio triangularis F. W. Peirson 1921-7-17 2509 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains. 2134 Comment
  POM206  Senecio triangularis I. M. Johnston 1918-7-6 2088 Los Angeles San Gabriel Mountains: Fork of San Gabriel River. 2133 Comment
  RSA675874  Senecio vulgaris LeRoy Gross 2003-3-9 784 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  RSA755821  Senecio vulgaris R. G. Swinney 2008-12-2 9907 Los Angeles mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east. 165 Comment
  UCSB33695  Senecio vulgaris Griesel, Wesley 1962-3-17 Los Angeles Tapia Park, Santa Monica Mts. 152 Comment
  RSA483323  Setaria parviflora Anstruther Davidson 1892-08 3176 Los Angeles Los Angeles. Comment
  RSA717374  Sidalcea malviflora Scott D. White, Pam DeVries 2006-5-9 11391 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  CAS-BOT-BC387022  Silene gallica Peter H. Raven 1990-4-8 13979 Los Angeles Santa Monica Mountains; Point Dume 21 Comment
  CATA379  Silene gallica Mark L. Hoefs 1974-4-30 437 Los Angeles Santa Catalina Island: Hermit's Gulch, by trail 91 Comment
  RSA0095256  Silene gallica R. G. Swinney 2011-5-6 14579 Los Angeles San Gabriel Mountains: north of Glendora, Glendora Mountain summit along old fire break. 1006 Comment
  UCD98716  Silene gallica Justin M. Wood 2009-4-13 483 Los Angeles San Gabriel Mountains, above the city of Sierra Madre, 'one carter estates' at the end of Baldwin Ave. 49 Comment
  UCR199971  Silene gallica Valerie Soza, LeRoy Gross 2001-5-9 1191 Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 274 Comment
  CAS-BOT-BC387018  Silene gallica Reid Moran 1941-3-14 705 Los Angeles Santa Catalina Island; Middle Ranch Comment
  POM11354  Silene gallica F. L. Robinson 1921-4-20 39 Los Angeles Claremont. 365 Comment
  RSA592197  Silene gallica L. C. Wheeler 1967-4-9 9185 Los Angeles San Gabriel Canyon, Canyon Inn. Comment
  CAS-BOT-BC175110  Silene verecunda Robert F. Thorne; C. W. Tilforth; John Dourley 1969-7-29 38851 Los Angeles San Gabriel Mts., Angeles National Forest: above Angeles Crest Hwy., N & below Lily Spring at headwater of S Fork, Big Rock Creek, c. 2 mi. S of Dawson Saddle 2042 Comment
  RSA755609  Silene verecunda R. G. Swinney 2008-7-25 9310 Los Angeles Twin Peaks, west peak 2299 Comment
  RSA115969  Silene vulgaris George W. Garrettson 1955-4-22 20583 Los Angeles Sirra Madre Avenue, 1/3 mi. east od Azusa Avenue., Azusa Comment
  RSA598355  Sisymbrium irio L. C. Wheeler 1969-4-19 s.n. Los Angeles Blum Ranch, Aliso Canyon 883 Comment
  RSA708616  Sisymbrium officinale Valerie Soza, LeRoy Gross 2001-5-9 1208 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
  RSA747751  Sisymbrium officinale Scott D. White, J. Wood, J. Miner 2009-5-12 12700 Los Angeles Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. 549 Comment
  RSA726751  Sisymbrium officinale Anstruther Davidson 1993-05 s.n. Los Angeles 4th & Wall St. Comment
  RSA675001  Sisymbrium orientale LeRoy Gross 2003-2-22 731 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
  SBBG31213  Sisymbrium orientale R. F. Thorne 1966-4-6 25896 Los Angeles beach at White's Landing 1 Comment
  RSA191356  Sisyrinchium bellum Robert F. Thorne, Mae Z. Thorne 1967-7-19 37193 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Cienega Springs, above Crystal Lake Recreation Area 1982 Comment
  UCR19534  Smilacina stellata Aloys Nicholson 1933-5-7 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu Canyon Comment
  HSC101347  Solanum douglasii R. G. Swinney 2008-11-30 9876 Los Angeles San Gabriel Mtns.; Azusa/Irwindale boundary, San Gabriel River Channel, within 75 m of Foothill Blvd. bridge 177 Comment
  JEPS12087  Solanum douglasii Julia A. Bettys 1929-4-29 Los Angeles Huntington Palisades Comment
  RSA422403  Solanum douglasii James Clizbe 1930-5-6 16061 Los Angeles Laurel Canyon. Comment
  RSA422419  Solanum douglasii Fay A. MacFadden 1931-3-18 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  SBBG96671  Solanum douglasii S. Boyd with T. Ross, L. Arnseth 1990-4-7 4259 Los Angeles lower half of China Cyn Comment
  SBBG98448  Solanum douglasii T. Ross 1991-5-22 5469 Los Angeles Spray Cyn, short cyn 2400 ft ENE of Spray (which is 5200' N of Eel Pt) 79 Comment
  RSA0085521  Solanum douglasii Meryl B. Dunkle 1939-11-24 7339 Los Angeles Canyon head, Mosquito summit, San Clemente Island. Comment
  RSA422398  Solanum douglasii G. J. Hollenberg 1928-7-10 s.n. Los Angeles Venice, canal at S edge of Venice. Comment
  RSA422416  Solanum douglasii Bonnie C. Templeton 1929-11-17 1450 Los Angeles Mandeville Canon. Comment
  RSA427423  Solanum umbelliferum Donald R. Bissing 1973-3-29 24 Los Angeles Evey Canyon, 1/8 mile from canyon mouth 732 Comment
  RSA702559  Solanum umbelliferum Scott D. White 2004-5-10 10353 Los Angeles Liebre Mountains: North slope below Bald Mountain. 1098 Comment
  UCR270946  Solanum umbelliferum R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14327 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
  POM17981  Solanum umbelliferum Philip A. Munz 1923-5-26 6866 Los Angeles Head of Vincent Gulch, San Gabriel Mts. 1982 Comment
  CAS-BOT-BC237749  Solanum wallacei June Giddings 1934-8-1 s.n. Los Angeles Avalon, golf course, Santa Catalina Island Comment
  UCR177294  Solanum xanti Scott D. White, Michael Honer 2003-5-7 9190 Los Angeles Santa Clarita area, South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway 366 Comment
  NY820385  Solanum xanti T. S. Ross 1992-3-22 6049 Los Angeles San Monica Mountains: Triunfo Pass USGS 7.5' quad; W side of Yerba Buena Road ca. 360 m NNW of intersection with Mulholland Highway 488 Comment
  UCD127062  Solanum xanti Marc Meyer 1993-2-27 1 Los Angeles Santa Susana Mts., Moonshine Canyon Park, Porter Ranch, 1.0 miles north of Tampa offramp of 118 Freeway. 400 Comment
  SEINET5624719  Solanum xanti var. intermedium I. W. Clokey, E. G. Anderson 1935-5-9 6878 Los Angeles San Dimas Canyon Comment
  RSA733666  Solidago confinis R. G. Swinney 1998-8-5 6637 Los Angeles San Gabriel Mtns.: Bear Gulch, 0.3 miles norht of confluene with Prairie Fork, SW of Wrightwood 1524 Comment
  SBBG119979  Soliva sessilis A. C. Sanders 2003-4-30 26189 Los Angeles Castaic Valley; along entrance rd to Castaic Lake Recreational Area, off Lake Hughes Rd 351 Comment
  UC519723  Sonchus asper Joseph Andorfer Ewan 1932-5-19 7533 Los Angeles near power house (Playa del Rey); Playa del Rey Comment
  RSA0045288  Sonchus oleraceus Regina Allen 1983-5-24 s.n. Los Angeles Evey Canyon in San Gabriel Mts. 1 mi. north of San Antonio Dam off Mt. Baldy Rd. [County incorrectly listed as San Bernardino] Comment
  LA206418  Sorghum halepense Monte Lloyd; 1950-7-30 400730 p930 Los Angeles Florence Ave. and Cedar St., Huntington Park 106 Comment
  UC57089  Sparganium erectum subsp. stoloniferum Ernest Braunton 1902-6-8 490 Los Angeles Ballone Ballona Comment
  NY42995  Spartium junceum J. B. Walker 1995-3-29 1291 Los Angeles Angeles National Forest, Big Tujunga Canyon Rd, at Hidden Springs 1000 Comment
  RSA0082584  Spartium junceum R. G. Swinney 2010-6-4 12987 Los Angeles Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon. 476 Comment
  UCR265528  Spergula arvensis Dan S. Cooper 2015-3-3 315- 11 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, utility road on west flank of Burbank Peak 345 Comment
  RSA0098222  Spergularia macrotheca Larry E. DeBuhr, Gary D. Wallace 1972-9-2 691 Los Angeles San Clemente Island: at south end of the cove south of Eel Point. Comment
  CAS-BOT-BC390265  Spergularia macrotheca var. leucantha Alice Eastwood 1920-4-20 9371 Los Angeles San Pedro Comment
  SBBG95218  Spergularia macrotheca var. macrotheca M. B. Dunkle 1928-4-29 1910 Los Angeles Little Harbor Comment
  CAS-BOT-BC390324  Spergularia macrotheca var. macrotheca Martin A. Piehl 1962-6-9 62361 Los Angeles California Channel Islands. At China Point (s. of lighthouse). San Clemente Island 15 Comment
  RSA65565  Spergularia platensis F. W. Peirson 1944-8-19 s.n. Los Angeles at 1085 New York Avenue, Altadena Comment
  SD3043  Sphaeralcea grossulariifolia Ruth B. Randall Apr 1920 Los Angeles Between Palmdale and Lancaster. Comment
  SEINET3150441  Sphaerostigma viridescens G. B. Grant 1238 Los Angeles Redondo Comment
  RSA579214  Stachys albens Tim S. Ross, Steve D. Boyd 1994-7-7 8150 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
  LA52374  Stachys bullata Mary Reynolds; 1937-4-12 101 Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  RSA708603  Stachys bullata Valerie L. Soza, LeRoy Gross 2001-5-9 1205 Los Angeles Southern San Rafael Hills: South of western end of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 297 Comment
  LA52389  Stachys rigida var. rigida W. O. Griesel; 1936-4-18 Los Angeles Santa Monica Mountains, Hollywood Hills Comment
  SBBG112779  Stebbinsoseris heterocarpa S. A. Junak 1998-4-4 SCa 526 Los Angeles Little Ripper's Cyn, just inland from beach 36 Comment
  UCR273635  Stebbinsoseris heterocarpa Steven A. Junak, Ralph N. Philbrick 2001-5-17 SCa- 1528 Los Angeles Channel Islands, Santa Catalina Island, east of Little Harbor, near Sheep Chute Ridge Road, c. 0.5 mi from intersection with Little Harbor Road 122 Comment
  RSA0112074  Stebbinsoseris heterocarpa Steven A. Junak 2000-5-18 SCa- 1299 Los Angeles Santa Catalina Island. S side of N Shore Road, 0.6 mi. E of turn-off for Howland's Landing. 39 Comment
  CAS-BOT-BC393695  Stellaria media Scott White; Chet McGaugh 1995-5-16 3061 Los Angeles E edge of Santa susana Mtns; Sunshine Cyn. 487 Comment
  UCR238469  Stellaria media Orlando Mistretta, Christine Mistretta 2008-5-5 2652 Los Angeles Transverse Ranges; San Gabriel Mountains, Southern California Edison transmission line corridor (Segment 11, Impact Area 17 per TRTP Survey 2008), in the vicinity of Millard Canyon 628 Comment
  RSA478177  Stellaria media L. C. Wheeler 1932-3-12 475 Los Angeles Mandeville Canyon, Santa Monica Mts. 122 Comment
  JEPS36851  Stephanomeria cichoriacea John Thomas Howell 1927-10-16 3145 Los Angeles Sturtevant Falls San Gabriel Mts., Santa Anita Canyon. Comment
  RSA0039572  Stephanomeria cichoriacea Timothy S. Ross 1991-8-16 5805 Los Angeles San Gabriel Mountains: Clear Creek Canyon, roadcut along Angeles Forest Hwy. 1085 Comment
  CHSC62041  Stephanomeria diegensis L. P. Janeway 1993-10-5 4616 Los Angeles Puente Hills; along edge of dirt road at head of Arroyo San Miguel. 243 Comment
  SD40897  Stephanomeria diegensis Carl B. Wolf 1932-10-3 4212 Los Angeles Santa Catalina Island about 1.25 miles from Wrigley Drive on road to Renton Mine. 299 Comment
  CAS-BOT-BC322835  Stephanomeria pauciflora Ernest C. Twisselmann 1970-9-8 17495 Los Angeles Highway 14 at Avenue A, Antelope Valley, Mojave Desert 731 Comment
  UC213255  Stephanomeria pauciflora I. M. Johnston 1918-7-23 2099 Los Angeles near Claremont; San Antonio Canyon 365 Comment
  RSA730310  Stephanomeria virgata R. G. Swinney 1998-9-4 6911 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  SD132239  Stephanomeria virgata A. C. Sanders 1987-9-18 7366 Los Angeles El Segudo Dunes, west of Los Angeles International Airport and Pershing Dr. 35 Comment
  UCR260799  Stephanomeria virgata R. G. Swinney 2010-8-9 13469 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport 1037 Comment
  RSA527703  Stephanomeria virgata subsp. pleurocarpa Timothy S. Ross 1991-3-7 4150 Los Angeles Elephant Hill, western Pomona. 300 Comment
  RSA276014  Stephanomeria virgata subsp. virgata Jack Delaini 1974-2-27 53 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. On firebreak along E ridge of canyon 822 Comment
  UCR190227  Stipa speciosa R. G. Swinney 1998-8-1 6604 Los Angeles San Gabriel Mtns., Mine Gulch at East Fork of San Gabriel River Canyon 1372 Comment
  SEINET10469459  Strelitzia nicolai Jon Ricketson, Heidi H. Schmidt 1992-10-22 Ricketson 4878 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
  SBBG70261  Streptanthella longirostris Anstruther Davidson 1895-1 Los Angeles Lancaster Comment
  RSA198838  Stuckenia pectinata Robert F. Thorne, D. Propst 1968-5-27 37628 Los Angeles Santa Catalina Island. Near margin of Thompson s Reservoir, Middle Ranch at upper (W) end of reservoir. Comment
  POM50844  Suaeda moquinii A. D. E. Elmer 1902-06 3672 Los Angeles Lancaster. Comment
  RSA428870  Symphoricarpos mollis F. R. Fosberg 1931-4-15 S 4624 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  UCR43338  Symphoricarpos parishii David Charlton 1986-6-15 231 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  SEINET8360103  Symphyotrichum defoliatum Peter H. Raven 1961-10-15 16864 Los Angeles Botanic Garden, Claremont. 259 Comment
  CAS-BOT-BC97960  Symphyotrichum greatae Fordyce Grinnell, Jr. 1916-9-1 s.n. Los Angeles Eaton's [canon] Canyon - type locality - San Gabriel Mts. - near Pasadena Comment
  CAS-BOT-BC97995  Symphyotrichum hesperium I. M. Johnston 1917-7-4 1427 Los Angeles Camp Baldy, San Antonio [Canon] Canyon 1280 Comment
  RSA762329  Symphyotrichum subulatum var. elongatum R. G. Swinney 2008-11-30 9869 Los Angeles San Gabriel Mtns.: Azusa, San Gabriel River Channel, 1.2 mi. north of Foothill Blvd. at mouth of Fish Canyon. 204 Comment
  RSA587402  Syntrichopappus fremontii Orlando Mistretta 1995-4-5 1597 Los Angeles San Gabriel Mtns, drainage W of Little Rock Creek Reservoir. 1037 Comment
  RSA725128  Syntrichopappus lemmonii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -64 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  RSA455557  Tauschia arguta B. C. Templeton 1939-6-23 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  POM11181  Tauschia parishii I. M. Johnston 1917-7-1 1749 Los Angeles San Antonio Mountains; Near Browns Flats. 1372 Comment
  RSA455503  Tauschia parishii F. R. Fosberg 1931-8-11 S 5661 Los Angeles Pine Flats, Islip Trail, 1/2 mile below Big Cienega, N fork San Gabriel Canyon, San Gabriel Mountains. 1900 Comment
  RSA671268  Tauschia parishii F. R. Fosberg 1931-8-12 S- 5565 Los Angeles Islip trail, Mt. Hawkins. 2200 Comment
  UCR190035  Tauschia parishii R. G. Swinney 1998-6-16 6990 Los Angeles San Gabriel Mtns., summit of Lookout (Antonio) Mountain 2077 Comment
  RSA550291  Tetradymia axillaris var. longispina Walter Wisura, G. perez 1992-5-19 4771 Los Angeles W-Mojave: Fort Tejon Rd. 2.9 mi SE of Largo Vista. Comment
  LA200794  Thalictrum fendleri var. polycarpum Michael Neuman; 1983-3-13 sn Los Angeles SANTA MONICA MOUNTAINS, Hollyhock Canyon, tributary to Mandeville Canyon. Comment
  UCR182770  Thalictrum fendleri var. polycarpum R. G. Swinney 1997-7-22 5716 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  CATA742  Thysanocarpus curvipes Mark L. Hoefs 1991-5-22 1267 Los Angeles Santa Catalina Island: Upper Cherry Valley 143 Comment
  JEPS54187  Thysanocarpus curvipes J. B. Davy May, 1896 2540 Los Angeles Oak Canyon Manzana (Antelope Valley); , , Oak Canyon Comment
  UCD115941  Thysanocarpus curvipes Daryl Koutnik 1978-3-31 197 Los Angeles West fork of Triunfo Creek, south of Westlake. 411 Comment
  UC56985  Thysanocarpus laciniatus W. A. Setchell 1901-3-13 Los Angeles Elysian Park Comment
  RSA0039192  Thysanocarpus laciniatus P. A. Munz, Williams, L. T. Street 1919-3-15 2392 Los Angeles South Hills, Pomona. Comment
  RSA0039214  Thysanocarpus laciniatus L. C. Wheeler 1973-4-7 s.n. Los Angeles San Gabriel Mountains: Kentucky Springs Canyon. 1220 Comment
  RSA0041680  Thysanocarpus laciniatus R. F. Thorne, Reed C. Rollins, D. Propst, R. Carolin 1967-3-18 36754 Los Angeles In Bulrush Canyon, Santa Catalina Island. 244 Comment
  RSA527766  Thysanocarpus laciniatus Steve Boyd, L. Arnseth, Timothy S. Ross 1990-4-8 4329 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  CATA286  Torilis nodosa Mark L. Hoefs 1973-5-21 300 Los Angeles Santa Catalina Island: Upper Renton Mine Road 274 Comment
  LA200137  Toxicodendron diversilobum Carl Epling; 1930-4-10 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon Comment
  LA94267  Toxicodendron diversilobum Carl Epling; Lincoln Ellison 1929-3-30 Los Angeles Santa Monica Mountains, Topango Canyon Comment
  OBI8126  Toxicodendron diversilobum Lewis Meltz 1977-4-9 LM 22 Los Angeles Eaton Cyn., 2.5 km east of Eaton Cyn Bridge. Comment
  UCD169210  Toxicoscordion brevibracteatum R. G. Swinney 2001-5-17 7954 Los Angeles San Gabriel Mtns./Mojave Desert, Largo Vista area, hilltop c. 300 m north of Panorama Rd. at a point 0.8 mile west of Largo Vista Rd. 1369 Comment
  RSA580325  Trichostema lanatum Tim S. Ross, Steve D. Boyd 1994-5-25 7953 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
  SD112092  Trichostema lanatum Linda Allen 1975-6-15 Los Angeles Century Ranch, west Santa Monica Mountains. Comment
  UCR143534  Trichostema lanatum C. B. Wolf 1932-5-29 3700 Los Angeles Transverse Ranges; Liebre Mtns region, Adelaide Ranch, Bouquet Canyon, 3.5 mi. above point [near Saugus] where the Los Angeles Aqueduct crosses the road 457 Comment
  UCSB41295  Trichostema parishii Miller, Brian 1960-7-20 Los Angeles Charltan Flats 1981 Comment
  SBBG131653  Trifolium albopurpureum S. A. Junak 1999-5-21 SCa 974 Los Angeles upper reaches of Coffee Pot Cyn, near Benchmark 1732 527 Comment
  SEINET3131823  Trifolium ciliolatum G. B. Grant 1314 Los Angeles Pasadena Comment
  UC1130049  Trifolium gracilentum A. D. Gifford 1935-3-25 505 Los Angeles 5 1/4 mi nnw Sawmill Pk; Tejon quad 975 Comment
  RSA155804B  Trifolium gracilentum var. gracilentum Peter H. Raven 1962-4-10 17194 -B Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  RSA155797  Trifolium gracilentum var. palmeri P. H. Raven 1962-4-11 17270 Los Angeles Dune on coast north of a point due west of Wall 2, San Clemente Island. 9 Comment
  RSA583000  Trifolium macraei Tim S. Ross 1993-4-22 6894 Los Angeles Santa Catalina Island. SW part of the island in the vicinity of Cactus Peak (1560 ft. ); northeasterly slope 100 meters due N of summit. 468 Comment
  UCSB43751  Trifolium macrocephalum Nakashima, L. 1982-4-17 Los Angeles West of Wrigley Memorial Garden on Memorial Road, 0.84 miles from its junction with Avalon Canyon Road, Santa Catalina Island 304 Comment
  SBBG130702  Trifolium microcephalum S. A. Junak 2000-5-6 SCa 1271 Los Angeles just W of Upper Quarry Rd, above Empire Landing, ca. 2.0 mi W of intersection with rd to housing 292 Comment
  UC80482  Trifolium obtusiflorum Rev. J. C. Nevin Los Angeles near Los Angeles Comment
  SBBG113257  Trifolium palmeri S. A. Junak with M. L. Hoefs, M. Gay, J. Chapman 1997-6-5 SCa 431 Los Angeles above W end of beach at Little Harbor 12 Comment
  SDSU6659  Trifolium palmeri R. M. Beauchamp 1967-1-28 139 Los Angeles San Clemente Island. Comment
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May 16 2008
  RSA226184  Trifolium willdenovii Gary D. Cromwell, David W. Wheat 1971-5-14 665 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mts. 2 miles NE of Glendora. 564 Comment
  UCR275035  Trifolium willdenovii Michael Honer, A. C. Sanders, Teresa Salvato 2006-4-14 2190 Los Angeles Tehachapi Mountains area, E-facing roadcut along cement plant rd., c. 2 miles north of aqueduct 976 Comment
  LA82176  Trifolium willdenovii O. H. Kappler; 1944-3-29 560 Los Angeles Santa Monica Mountains, above Brentwood Park Comment
  RSA526549  Trifolium willdenovii Steve D. Boyd, Tim S. Ross, Laurel Arnseth 1990-4-7 4235 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  RSA600832  Trifolium willdenovii L. C. Wheeler 1967-5-13 9519 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 259 Comment
  UCR213508  Tropaeolum majus A. C. Sanders, Karen Kirtland 2010-5-14 38350 Los Angeles South Coast, Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  RSA586621  Tropidocarpum gracile Timothy S. Ross, Steve Boyd 1991-3-23 4284 Los Angeles Northeastern-most corner of the county, ca. 3 mi. SSE of Jackrabbit Hill (Kern Co.), (ca. 1.45 mi. S of Kern Co. line and 0.2-0.5 mi. W of San Bernardino Co. line). 878 Comment
  POM143495  Tropidocarpum gracile J. H. Barber 1897-1 40 Los Angeles Santa Monica. Comment
  UCR261350  Typha R. G. Swinney 2010-6-29 13383 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake 308 Comment
  UCR198380  Typha latifolia Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1356 A Los Angeles Transverse Ranges; Verdugo Mountains, Whiting Woods Motorway junction with Verdugo Mountain Motorway, near radio facilities 869 Comment
  UC1922442  Ulmus minor LeRoy Gross, R. E. Riefner Jr. 2007-6-25 2830 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Southeast side of the San Rafael Hills: Behind a power substation, below dam wall of a small pond. At end of Wierfield Drive. Near 305 Comment
  UCR205628  Ulmus parvifolia A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37022 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  RSA632453  Uropappus lindleyi L. C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent. 991 Comment
  RSA0110763  Urtica dioica subsp. holosericea Steven A. Junak, Mark L. Hoefs, Keri Kirkland 1998-7-17 SCa- 770 Los Angeles Santa Catalina Island. SIlver Canyon, at lowermost fork. 12 Comment
  SBBG61580  Urtica urens E. Rockwell -Mar-1929 1105 Los Angeles Arcadia 160 Comment
  CAS-BOT-BC327069  Venegasia carpesioides P. A. Munz; R. D. Harwood 1920-5-15 4007 Los Angeles Santa Monica Mts. 213 Comment
  CAS-BOT-BC327077  Venegasia carpesioides Moxley 1920-8-28 817 Los Angeles Garapito Canyon, Santa Mnica Mts. Comment
  RSA475487  Venegasia carpesioides L. C. Wheeler 1932-4-23 653 Los Angeles Mandeville Canyon, Santa Monica Mountains. 137 Comment
  RSA475491  Venegasia carpesioides B. C. Templeton 1931-12-4 s.n. Los Angeles Mandeville Canyon 400 Comment
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Sep 15 2011
  RSA59070  Venegasia carpesioides G. R. Campbell 1950-4-17 14589 Los Angeles Escondido Canyon, on road to Malibu Lake, 7 miles from Hwy Alt. 101. 457 Comment
  CATA549  Verbena bracteata Mark L. Hoefs, Robert F. Thorne 1975-8-7 813 Los Angeles Santa Catalina Island: By reservoir at Middle Ranch 213 Comment
  UCD125993  Verbena lasiostachys A. C. Sanders; T. B. Salvato 2005-5-24 30248 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River. 157 Comment
  RSA411760  Verbena lasiostachys var. lasiostachys Bonnie C. Templeton 1932-7-21 5021 Los Angeles Prairie Forks near Big Pines Park , San Gabriel Mountains. Comment
  CATA824  Verbena lasiostachys var. scabrida Mark L. Hoefs 1991-6-17 1416 Los Angeles Santa Catalina Island: Upper Middle Ranch Canyon 329 Comment
  SEINET10854414  Verbesina encelioides David B. Dunn 1949-7-15 Dunn s.n. Los Angeles Growing at U.C.L.A. in soil collected at Jarrett's Ranch, Socorro county, New Mexico. Comment
  RSA701171  Veronica anagallis-aquatica Steve D. Boyd, Amber Maurice 2004-5-18 11344 Los Angeles Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain. 610 Comment
  RSA426489  Veronica persica Louis C. Wheeler 1932-3-29 519 Los Angeles 2 mi. NE La Verne. 373 Comment
  RSA0098379  Vicia americana R. G. Swinney 2011-6-6 14983 Los Angeles San Gabriel Mountains: Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  SFV4195  Vinca major C. M. Wainwright 1967-5-29 s. n. Los Angeles San Fernando Valley Woodland Hills. Pierce Junior College campus. 244 Comment
  UCR112161  Viola macloskeyi L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns., Dorr Canyon at Angeles Crest Hwy., by Whitethorn [=Lodgepole] Picnic Area 2348 Comment
  POM49503  Viola pedunculata L. R. Abrams 1901-4-3 1304 Los Angeles Santa Monica Mountains. Comment
  SBBG39134  Viola pedunculata E. R. Blakley 1963-4-7 5526 Los Angeles between Haypress and Gallagher Cyn's head 411 Comment
  UCR205112  Viola pedunculata R. G. Swinney 2008-4-16 8674 Los Angeles San Gabriel Mtns., San Dimas, Spring Canyon, north end between east and west forks of canyon 393 Comment
  RSA412690  Viola pedunculata George B. Grant 1901-04 1363 Los Angeles Lincoln Park. Comment
  UC50346  Viola pedunculata H. M. Hall Apr. 1903 3730 Los Angeles Loma Vista near Los Angeles; Loma Vista Comment
  RSA585031  Vitis vinifera Tim S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: Indian Hill Mesa. 405 Comment
  POM352948  Vulpia bromoides Gary D. Wallace 1979-4-19 1680 Los Angeles Mojave Desert, W of Palmdale, N of Elizabeth Lake near north end of Munz Ranch Road. Comment
  RSA593017  Vulpia microstachys var. confusa Steve Boyd 1996-4-25 8726 Los Angeles Liebre Mountains, western summit of Liebre Mountain, along Forest Service Road 7N23 ca 4 mile NE of jtn with 7N22, near the head of Cold Canyon. 1622 Comment
  UCD93958  Vulpia microstachys var. confusa Ernest C. Twisselmann 1962-4-18 6978 Los Angeles Tejon Ranch, Oso Canyon, 1 mile above Oso Corral. 1036 Comment
  RSA190909  Vulpia microstachys var. pauciflora R. F. Thorne 1967-5-18 36865 Los Angeles Santa Catalina Island. Salta Verde, above Wild Boar Gully (Cercocarpus Arroyo). 213 Comment
  RSA593452  Vulpia microstachys var. pauciflora Steve Boyd 1996-4-24 8653 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
  RSA706630  Vulpia myuros var. hirsuta Prince, N. Refulio 2002-3-25 02 -285 Los Angeles Claremont. Palmer Canyon. ca. 0.25 km north of Padua Ave. on Palmer Canyon Rd. 450 Comment
  RSA646992  Vulpia myuros var. myuros LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 184 Los Angeles San Rafael Hills: Ridge running west from lookout Tower, East of the (2) Glendale Freeway., N 34? 11' 12.2'' W 118? 12' 39.0''. 487 Comment
  CAS-BOT-BC185859  Vulpia octoflora var. hirtella F. W. Peirson 1918-5-19 1567 Los Angeles Millards Canyon, San Gabriel Mts. Comment
  RSA609292  Vulpia octoflora var. octoflora Louis C. Wheeler 1974-4-21 s.n. Los Angeles San Gabriel Mountains: Sunset Ridge, ca. 1/4 mile W of Chaney Trail by Millard Canyon. Comment
  SBBG127989  Wigandia urens M. A. Elvin 2012-7-18 Los Angeles N side of Sunset Blvd, ca. 300 m N of 1405, across from S Thurston Ave; Westwood 159 Comment
  SBBG31206  Xanthium strumarium R. F. Thorne 1966-9-14 36668 Los Angeles Little Harbor 3 Comment
  CHSC95409  Xylococcus bicolor LeRoy Gross 2001-1-28 336 Los Angeles Verdugo Mountains, North side: Ridge between Engleheard and Henderson Canyons. On northeast facing slope of ridge, just below the second power lines (coming up from bottom of city of Montrose in a south direction). 60 Comment
  SD181536  Xylococcus bicolor Gary Wallace 2000-4-15 Los Angeles South side of Verdugo Mountains, north of Burbank, North Walnut Avenue near mouth of Stough Canyon. 299 Comment
  UCR130207  Xylococcus bicolor M. B. Dunkle 1928-4-10 1838 Los Angeles Channel Islands, Santa Catalina Island, above Johnson's [Landing, north of the Isthmus] 335 Comment
  RSA587006  Xylorhiza tortifolia var. tortifolia Orlando Mistretta 1992-5-8 290 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E of Little Rock Creek Reservoir 1067 Comment
  SEINET10472690  Yucca guatemalensis Jon Ricketson, Heidi H. Schmidt 1992-10-22 Ricketson 4877 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
  CAS-BOT-BC454241  Zannichellia palustris S. B. Parish; W. F. Parish 1882-1-1 1375 Los Angeles Unspecified Comment
  SBBG117106  Zeltnera venusta S. A. Junak with R. N. Philbrick, M. L. Hoefs 2001-5-19 SCa 1570 Los Angeles Just E of Airport, N of Airport Rd 445 Comment
  UCD121484  Zeltnera venusta Daryl Koutnik; Michael Grayum 1978-8-17 s.n. Los Angeles Flowers pink with yellow throat. South of Carlisle Road and west of Decker Road in the Santa Monica Mountains. 487 Comment
  CAS-BOT-BC530505  Zigadenus fremontii Henry J. Thompson 1959-5-24 2012 Los Angeles Santa Monica Mountains, 2.3 miles south of summit and junction with Saddle Peak Road, Tuna Canyon Road 396 Comment
  SEINET10634143  Ziziphus mauritiana Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2650 Los Angeles City of Glendale. Ara Deli, Armenian & Middle Eastern Foods, 1021 E. Broadway. Comment



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