Search Results — 2000 specimen records retrieved (1582 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA0048573  Abronia maritima A. Lee Haines 1970-4-24 s.n. Los Angeles Pt. Dume. Comment
  RSA460952  Abronia pogonantha Robert Gustafson, Gary D. Wallace 1982-4-26 2536 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  RSA69979  Abronia pogonantha F. W. Peirson 1923-5-27 5215 Los Angeles Pallett Creek, tributary to Rock Creek, north slope of San Gabriel Mts. 1098 Comment
  RSA460986  Abronia umbellata Vesta Bruner 1940-05 s.n. Los Angeles El Segundo. Comment
  SD90054  Acacia cyanophylla Nancy Ryan Zabriskie 1972-8-26 532 Los Angeles South Pasadena, untended vacant lot, south of east end of Mill Road, west of storm drain Comment
  UC1071627  Acer macrophyllum A. Lewis 1935-3-14 658 Los Angeles mouth of Topanga Canyon Calabasa Quad. Comment
  UCR25580  Achillea millefolium J. R. Seeba 1977-5-27 61 Los Angeles Fort Tejon along Hwy 5 948 Comment
  RSA416195  Achillea millefolium var. californica F. R. Fosberg 1931-3-31 s 4426 Los Angeles Avalon, Santa Catalina Island. 5 Comment
  RSA545212  Achillea millefolium var. californica T. S. Ross 1992-4-14 6188 Los Angeles San Clemente Island: 20-40 meters ENE of the intersection of the new Lemon Tank Road and main N-S island access road 340 Comment
  UCR147621  Achnatherum parishii Naomi Fraga, LeRoy Gross, B. Hogshead 2004-5-20 1194 Los Angeles Transverse Ranges; San Gabriel Mountains, North Fork of Lytle Creek, on slopes along north side of the canyon, northeast of Paiute Campground 1921 Comment
  SEINET3915487  Achnatherum speciosum LeRoy Gross, Orlando Mistretta; Valerie Soza 2003-5-13 859 Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. (Valyermo 7.5 Quad.).; 0 1143 Comment
  UCSB16914  Achnatherum speciosum 1962-5-12 Los Angeles E edge of Gorman 1219 Comment
  SD186060  Achyrachaena mollis A. C. Sanders, T. B. Salvato 2005-4-26 29740 Los Angeles Santa Clarita area, bowl between ridges at NE end of Cruzan Mesa, just south of Vasquez Canyon Road. 594 Comment
  LA33637  Acmispon argophyllus var. argophyllus Henry J. Thompson; 1959-5-24 2017 Los Angeles 716 Comment
  SBBG3464  Acmispon glaber H. and M. Dearing 1940-2-13 4531 Los Angeles 25 mi E of Oxnard Comment
  LA30865  Acmispon glaber var. glaber Peter H. Raven; Jane Turner, Barbara Whitesel 1959-3-15 C 168 Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  SD186203  Acmispon glaber var. glaber A. C. Sanders, Mark A. Elvin 2003-6-18 26953 Los Angeles Santa Susan Mountains, Western Transverse Range, northwest of head of Sulphur Canyon. 1036 Comment
  LA33636  Acmispon grandiflorus var. grandiflorus Henry J. Thompson; 1959-3-27 1896 Los Angeles 701 Comment
  LA201183  Acmispon wrangelianus O. H. Kappler; 1941-5-8 270 Los Angeles Santa Monica Mountains, Zuma Canyon, near summit of Mulholland Hwy 640 Comment
  SBBG113278  Acourtia microcephala S. A. Junak with M. L. Hoefs 1997-6-4 SCa 416 Los Angeles lower part of small cyn at W end of Empire Landing rock quarry site 36 Comment
  UC831519  Acourtia microcephala John I. Carlson 1915-6-13 Los Angeles Avalon; Santa Catalina Isl. Comment
  RSA654072  Adenostoma fasciculatum Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 735 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy 427 Comment
  RSA774601  Adenostoma fasciculatum R. G. Swinney 2009-7-29 11402 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UC1234773  Adenostoma fasciculatum Peter H. Raven 1962-5-22 17839 Los Angeles Santa Catalina Isl., Middle Ranch 213 Comment
  UCR126708  Adenostoma fasciculatum A. C. Sanders, Mark Elvin 2003-8-7 27152 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon 351 Comment
  SBBG38718  Adenostoma fasciculatum var. fasciculatum M. B. Dunkle 1939-11-24 7347 Los Angeles head of Horse Cyn Comment
  LA52129  Adenostoma sparsifolium Harvey Anderson; August 1931 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UCR256562  Adiantum capillus-veneris Anuja Parikh, Nathan Gale 2011-7-16 3565 Los Angeles Transverse Ranage; San Gabriel Mountains, West Fork San Gabriel River, 4.8 km west of State Hwy 39, San Gabriel Canyon Road 568 Comment
  CATA1059  Adiantum jordanii Mark L. Hoefs 1995-5-10 1992 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail, above #7 tee of golf course 97 Comment
  LA94086  Adiantum jordanii Lawrence L. Kiefer; 1966-3-19 1744 Los Angeles SANTA MONICA MOUNTAINS, Trancas Canyon, ca 3 mi from mouth. 304 Comment
  UCR194589  Adiantum jordanii R. G. Swinney 1999-4-9 7083 Los Angeles San Gabriel Mtns., mouth of Peacock Canyon, at confluence with Cattle Canyon 640 Comment
  UCR88665  Adiantum jordanii Scott D. White, Chet McGaugh 1995-5-9 2988 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  POM120345  Adiantum jordanii George B. Grant 1904-4-20 26 Los Angeles Santa Catalina Island. Comment
  UCR271900  Ageratina adenophora R. G. Swinney 2011-3-15 14067 Los Angeles San Gabriel Mountains, Arcadia Wilderness Park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 232 Comment
  CAS-BOT-BC22824  Agoseris heterophylla var. cryptopleura LeRoy Abrams 1927-4-30 11727 Los Angeles Head of Antelope Valley Comment
  RSA416421  Agoseris retrorsa Samuel R. Tyson 1942-5-28 s.n. Los Angeles San Dimas Canyon. 1372 Comment
  RSA720607  Agrostis exarata R. G. Swinney 1997-7-23 5730 Los Angeles upper Government Canyon, c 2 mi W of Wrightwood, Blue Ridge Mtn area 2256 Comment
  UCR204883  Agrostis exarata R. G. Swinney 2005-8-9 8411 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  SEINET10719975  Allium Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2578 Los Angeles City of San Gabriel. Hawaii Supermarket, 120 E. Valley. Comment
  POM18115  Allium burlewii Philip A. Munz 1923-5-26 6840 Los Angeles Vincent Gulch San Gabriel Mountains. 1951 Comment
  RSA584449  Allium burlewii R. G. Swinney 1992-7-10 1845 Los Angeles San Gabriel Mountains, East Baldy Peak. All plants collected within 50 yards of Peak 3049 Comment
  UC194801  Allium burlewii A. Davidson, M. D. July 1916 3164 Los Angeles Mt. San Antonio Comment
  RSA517137  Allium haematochiton Timothy S. Ross, Steve Boyd 1990-5-14 2490 Los Angeles Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District 1104 Comment
  SEINET8467182 Image available Allium haematochiton W. V. Bauld 1962-3-24 Los Angeles Sunflower Canyon, S. Glendora 213 Comment
  UC3098  Allium monticola H. M. Hall 1899-6-17 1235 Los Angeles San Antonio Peak 2743 Comment
  POM220017  Allium praecox F. R. Fosberg 1932-5-5 8132 Los Angeles n. [north of?] Avalon, Santa Catalina Island 40 Comment
  RSA535307  Allium praecox Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5310 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
  RSA0088152  Allophyllum divaricatum R. G. Swinney 2010-8-30 13611 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  UCR101749  Allophyllum divaricatum L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mtns, Devil's Canyon, depression on bench NE of campground 1433 Comment
  UCR223363  Allophyllum violaceum R. G. Swinney 2009-5-27 10867 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  LA204076  Alnus rhombifolia A. M. Johnson; 1927-10-21 2666 Los Angeles canyons E of Palmdale Comment
  UCR259375  Alnus rhombifolia R. G. Swinney 2010-8-26 13585 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  UCR108426  Alternanthera caracasana L. C. Wheeler 1946-1 6376 Los Angeles Los Angeles, Georgia St. at 8th. Comment
  SEINET10447433  Amaranthus David B. Dunn 1947-7-20 Dunn 2990 Los Angeles Collected at 316 North Avenue 50. Comment
  CATA555  Amaranthus albus Mark L. Hoefs, Robert F. Thorne 1975-8-7 819 Los Angeles Santa Catalina Island: By reservoir at Middle Ranch 213 Comment
  RSA562300  Amaranthus albus D. Charlton 1991-5-27 5313 Los Angeles Palmdale, corner of 90 St. west and C, Mojave Desert. Joshua Tree Woodland on deep sand. Comment
  UCR210405  Amaranthus blitoides R. G. Swinney 2008-12-6 9963 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1.4 mi. north of Sierra Madre Ave., south side of road at spring, 0.5 mi. east of San Gabriel Canyon Information Station on Hwy 39 256 Comment
  RSA404558  Amaranthus hybridus L. C. Wheeler 1932-10-7 1422 Los Angeles U. C. L. A. Campus, W Los Angeles. 137 Comment
  CAS-BOT-BC13489  Amblyopappus pusillus Steven A. Junak 1997-4-22 857 Los Angeles San Clemente Island, W side of island, on terrace just N of Waynuk Canyon 243 Comment
  SBBG32084  Amblyopappus pusillus R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -232 Los Angeles Indian Head Pt Comment
  UCR121674  Amblyopappus pusillus J. R. Ekhoff 2001-5-16 s.n. Los Angeles Channel Islands, north end of San Clemente Island, around new nursery 500 ft. south of Natural Resources office on south side of base headquarters, c. 1.5 mi. SE of airfield 30 Comment
  UC1587217  Amblyopappus pusillus Tim Ross 1991-5-20 5348 Los Angeles ca 5500 ft s of, (un-named knoll, w slope 2500 ft nw of the 750 ft BM) Wilson Cove Settlement; San Clemente Island 185 Comment
  CATA203  Ambrosia chamissonis Mark L. Hoefs 1973-4-15 182 Los Angeles Santa Catalina Island: Ben Weston Beach 7 Comment
  CAS-BOT-BC45004  Ambrosia confertiflora Louis C. Wheeler 1933-11-24 2276 Los Angeles Arcadia 152 Comment
  CAS-BOT-BC45005  Ambrosia confertiflora Ivan Murray Johnston 1920-1-1 s.n. Los Angeles Arcadia along Huntington Drive 152 Comment
  SFV21773  Ambrosia psilostachya J. N. Hogue 2010-7-10 370 .07 Los Angeles Los Angeles, Eagle Rock. 1316 Saginaw Street. 207 Comment
  CAS-BOT-BC180641  Amorpha californica var. californica K. Kneen 1933-5-14 s.n. Los Angeles Topanga Canyon Comment
  POM1906  Amorpha californica var. californica O. W. Robinson 1916-4-7 s.n. Los Angeles Mtns above Claremont. (Johnson's Pasture) Comment
  RSA0062529  Amorpha californica var. californica R. G. Swinney 2010-6-4 13053 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  SBBG63524  Amsinckia intermedia M. N. Ackley -Mar-1926 23 Los Angeles Eagle Rock 213 Comment
  UCR180372  Amsinckia menziesii Scott D. White, Pam Devries 2006-5-9 11405 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy and SW of Gorman Post Road 1098 Comment
  UCR186980  Amsinckia retrorsa A. C. Sanders 2006-4-10 32005 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  UCR186983  Amsinckia tessellata var. gloriosa A. C. Sanders 2006-4-10 32002 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  UCR192537  Amsinckia tessellata var. gloriosa A. C. Sanders 2008-4-10 34834 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
  RSA717065  Amsinckia tessellata var. tessellata Andrea Edwards, Pam De Vries 2006-4-11 63 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA654267  Anagallis arvensis Monica Acosta 1998-5-26 28 Los Angeles Parking lot J at California State Polytechnic University(Cal Poly Pomona). 226 Comment
  CAS-BOT-BC400327  Anemopsis californica B. W. Evermann 1915-6-7 s.n. Los Angeles Rancho La Brea Comment
  RSA12635  Anemopsis californica C. B. Wolf 1934-8-16 6064 Los Angeles Bryant Ranch east of Long Beach. East side of San Gabriel Flood Control. 700 ft. east and 200 feet south of center of section 25. Comment
  RSA624569  Anemopsis californica L. C. Wheeler 1973-4-21 s.n. Los Angeles San Andreas Rift Zone: Barrel Springs 877 Comment
  SBBG68176  Anisocoma acaulis Anstruther Davidson -Jun-1893 Los Angeles Lancaster Comment
  UCR191303  Antennaria dimorpha R. G. Swinney 1998-7-2 6259 Los Angeles San Gabriel Mtns., NE of Table Mountain, Wrightwood area, 0.6 mi. NE of junction of roads 4N21B, 4N21A, and 4N21 2134 Comment
  RSA0116687  Antirrhinum coulterianum R. G. Swinney 2010-5-25 12924 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 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
  UC1595271  Antirrhinum coulterianum Tim Ross and Peter Fritsch 1990-6-20 3662 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1328 Comment
  POM308486  Antirrhinum coulterianum Henry J. Ramsey, Henry J. Ramsey 1937-5-16 3085 Los Angeles Altadena, N. Craig Avenue. Comment
  POM354860  Antirrhinum multiflorum Fordyce Griffiths Jr. 1910-6-20 3374 Los Angeles Head of Long Canyon, San Gabriel Mts. 1296 Comment
  POM354863  Antirrhinum multiflorum H. de Forest 1931-06 s.n. Los Angeles Ridge route NW part of L.A. county Comment
  SBBG109017  Antirrhinum nuttallianum subsp. subsessile S. A. Junak 1996-5-19 SCl 504 Los Angeles lower portion of Norton Cyn, ca. 0.08 mi inland from coastal escarpment 42 Comment
  UCR280810  Antirrhinum nuttallianum subsp. subsessile Mitch Provance 2017-6-30 617- 43 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., lower portion of Chime Tower Rd. 79 Comment
  SD103333  Aphyllon vallicolum W. P. Armstrong 1979-7-6 Los Angeles Pomona College campus, west of junction between Mills Ave. and Blanchard Pl. Comment
  CATA1561  Apiastrum angustifolium Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2828 Los Angeles Santa Catalina Island: Hillside above New York Harbor 54 Comment
  UC1922754  Apiastrum angustifolium Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 897 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, northwest side: Northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of 210 Fwy and west of fire road, south (above) water tank. Near 34deg 15' 12.2'' N 118deg 19' 16.8'' W T2N R14W SW/4 sec. 14. Elev. Comment
  UCR187127  Apiastrum angustifolium A. C. Sanders 2006-5-16 32319 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  UC1595426  Apocynum cannabinum Tim Ross 1992-7-10 6656 Los Angeles Big Tujunga Creek between Coldwater and Wickiup Canyons; San Gabriel mts., Big Tujunga Creek 967 Comment
  IRVC26650  Apocynum cannabinum var. glaberrimum L. C. Wheeler 1932-6-13 816 Los Angeles San Dimas Canyon. Transverse Ranges, San Gabriel Mountains 534 Comment
  RSA733180  Aquilegia formosa R. G. Swinney 1998-8-6 6676 Los Angeles Falls Gulch, waterfall 100m above confluence with upper East Fork San Gabriel River. 1037 Comment
Read comments
Aug 10 2009
  UCSB1940  Aquilegia formosa Crum, Charles 1958-7-3 Los Angeles Crystal Lake roadside; near Los Angeles 1219 Comment
  POM18142  Aquilegia formosa var. hypolasia P. A. Munz 1923-5-25 6810 Los Angeles Big Rock Creek, San Gabriel Mts. 1280 Comment
  UCR189951  Arabis pulchra R. G. Swinney, Vanessa Merritt 1998-6-12 6961 Los Angeles San Gabriel Mtns., 3 miles west of Pinon Hills, 2.1 mi. south of Ft. Tejon Rd. at 237th St. East (Mescal Cyn. Rd.), 0.7 mi. NE of mouth of Mescal Canyon at reservoir, between Mescal Cyn. Rd. and Mescal Creek 1378 Comment
  RSA230716  Arabis pulchra var. gracilis R. F. Thorne, M. Z. Thorne 1969-7-9 38556 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station 2134 Comment
  RSA606035  Arbutus menziesii L. C. Wheeler 1969-12-6 s.n. Los Angeles San Gabriel Mountains: Little Santa Anita Canyon along Mt. Wilson Trail. 838 Comment
  UCR138854  Arbutus menziesii L. C. Wheeler 1968-10-5 s.n. Los Angeles San Gabriel Mtns., Rincon Canyon at Pine Mountain Truck Trail 732 Comment
  RSA199196  Arctostaphylos catalinae R. F. Thorne, D. Propst 1968-5-28 37669 Los Angeles Santa Catalina Island: upper N-facing slope of Bulrush Canyon. 411 Comment
  RSA626707  Arctostaphylos glandulosa Raymond J. Dobbs 1927-5-21 936 Los Angeles Near Waterman Station. 1037 Comment
  RSA626684  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley 1992-10-15 22132 Los Angeles Campground below Mt. Baldy ski lift, San Gabriel Mtns. 1880 Comment
  RSA634803  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20452 Los Angeles Pinyon Flats, N of Sulphur Springs Cpgrd, N of Angeles Crest Hwy, San Gabriel Mtns. 1610 Comment
  LA200424  Arctostaphylos glandulosa subsp. mollis Jonathan Sauer; H. Bailey 1969-3-4 4281 Los Angeles 792 Comment
  RSA305041  Arctostaphylos glandulosa subsp. mollis P. H. Raven, H. J. Thompson 1959-4-3 13910 Los Angeles Las Flores Canyon 3.8 miles north of Coast Highway. 549 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
  RSA586443  Arctostaphylos glauca Orlando Mistretta 1995-2-28 1514 Los Angeles Carr Canyon 1012 Comment
  RSA631436  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15616 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA631614  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15855 Los Angeles San Gabriel Canyon, Highway 39, 15 km north of ORV area. 1300 Comment
  RSA631666  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15849 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA631714  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15685 Los Angeles Angeles Forest Highway, 3 km north of Big Tujunga Canyon turnoff. 1150 Comment
  RSA70874  Arctostaphylos glauca F. W. Peirson 1924-12-5 5383 Los Angeles Little Santa Anita Canyon 915 Comment
Read comments
Dec 30 2007
  RSA724710  Arctostaphylos glauca K. Dobry 1992-2-16 d- 1043 Los Angeles West Santa Monica Mts. 5 mil No of Pacific Coast Hwy. along E. Arroyo Sequit at Camp Shalom Comment
  UCD51243  Arctostaphylos glauca A. D. Gifford 1934-4-14 117 Los Angeles 2 1/2 miles W. of Simi Pk. 457 Comment
Read comments
May 28 2014
  RSA0034984  Arctostaphylos glauca Lee Haines 1935-7-3 s.n. Los Angeles Tanbark Flat, San Gabriel Mts. Comment
  RSA0087360  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15750 Los Angeles Santa Clara Divide Rd. (3N17), 2 km off Sand Canyon Rd., San Gabriel Mountains. 900 Comment
  RSA635260  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20650 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  RSA635263  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20658 Los Angeles Angeles Crest Hwy., Eagle Roost Picnic Ground, 3.5 km west of old road to Crystal Lake. San Gabriel Mtns. 2030 Comment
  UC2026384  Arenaria macradenia var. kuschei Steve Boyd, Laura Moore, M. Wall 1997-7-24 10019 Los Angeles LIEBRE MOUNTAINS REGION: Summit of Liebre Mountain, saddle between Richardson and Bear canyon, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A). Comment
  RSA423599  Arenaria serpyllifolia Anstruther Davidson 1924-5-1 s.n. Los Angeles Tujunga Canyon. 854 Comment
  RSA589512  Aristida adscensionis Timothy S. Ross, Gery Allan, Mark Elvin 1995-5-21 8597 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
  SD69502  Aristida adscensionis Robert F. Thorne 1966-4-7 35942 Los Angeles Santa Catalina Island, dry south-southeast-facing rocky slope at Cherry valley. 60 Comment
  SEINET10901420  Aristida adscensionis Robert F. Thorne, Mae Z. Thorne 1973-2-12 Thorne 42473 Los Angeles Santa Catalina Island: N of Marine Science Station at Fisherman's Cove; bare, clayey openings in coastal sage scrub. 46 Comment
  CATA1981  Artemisia douglasiana F. R. Fosberg 1931-7-11 Los Angeles Santa Catalina Island: Cape Canyon 220 Comment
  RSA0039391  Artemisia douglasiana R. G. Swinney 2009-11-16 11640 Los Angeles Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  SBBG62508  Artemisia douglasiana R. Hoffmann 1927-9-23 Los Angeles Oak's Garage, Mint Cyn Comment
  CAS-BOT-BC90334  Artemisia douglasiana Grant 1902-8-11 5042 Los Angeles Elysian Peak, Los Angeles Comment
  CAS-BOT-BC90335  Artemisia douglasiana L. A. Greata 1900-9-10 s.n. Los Angeles River Bank, LA Comment
  RSA94405  Artemisia douglasiana F. W. Peirson 1924-10-26 5265 Los Angeles Arroyo Seco below California Street bridge, Pasadena 198 Comment
  SBBG101135  Artemisia nesiotica T. Ross, E. Kellogg 1992-4-13 6147 Los Angeles coastal secondary terrace ENE of Darter 56 Comment
  SD68986  Artemisia nesiotica Peter H. Raven 1962-4-10 17190 A Los Angeles San Clemente Island 105 Comment
  UC892543  Artemisia tridentata B. D. Stark 1933-1-24 4525 Los Angeles 1 mi nw Newhall Comment
  SD251175  Artemisia tridentata subsp. vaseyana Jane Tirrell, Graham Bothwell 2012-9-14 LS 173 Los Angeles Transverse Ranges: San Gabriel Mountains region: South side California State Route 2 at turnout by Big Rock Creek drainage, ca. 1.5 mile west of Dawson Saddle. 2312 Comment
  POM123195  Arthrocnemum subterminale Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach. Comment
  SEINET10961640  Asclepias eriocarpa LeRoy R. Abrams 1902-6-29 Abrams 2595 Los Angeles Summit of Mt. Wilson Comment
  SD41985  Asclepias erosa Darley F. Howe 1947-5-4 Los Angeles Vic. Littlerock. Comment
  IRVC28734  Asclepias fascicularis A. C. Sanders, M. S. Enright 2002-8-8 25571 Los Angeles Newhall Ranch, lower slopes on the south side of Potrero Canyon, below the dirt road to bench mark 1804 NE end of Santa Susana Mtns. 366 Comment
  SBBG16837  Asclepias fascicularis M. Vincent 1962-7-10 273 Los Angeles Dry Cyn 0.5 mi W of Old Topanga Cyn Rd Comment
  CAS-BOT-BC478973  Asphodelus fistulosus David Daoud; Denis Griffin 1989-3-29 s.n. Los Angeles NE end of San Clemente Island, E of airfield runways, at edge of Terrace E of intersection of Perimeter Road and road to Dolphin Bay, just S of Camera Pad Naddo, near UTM 11 57 Comment
  UCR190880  Aster greatae R. G. Swinney 1999-7-14 7551 Los Angeles San Gabriel Mtns., Laurel Gulch, an eastern tributary of East Fork San Gabriel River Canyon 854 Comment
  RSA0116313  Astragalus douglasii A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32239 Los Angeles Tehachapi Mtns. Foothills/Mojave Desert: western end of the Antelope Valley, SW corner of intersection of Ave. 300 West and Oso Pumping Plant Rd. 915 Comment
  SDSU21099  Astragalus douglasii var. douglasii Ian Cain, Bruce Lund 2010-5-10 1409 Los Angeles North west of Lancaster. 3.33km north east of intersection of 170th Street West and Highway 138 790 Comment
  SFV16521  Astragalus douglasii var. douglasii S. Mason 1993-5-2 s. n. Los Angeles Mojave Desert Off West State Route 138, 1.0 miles past West 110th Street, south on dirt road 0.4 miles in and 30 feet off west roadside. 762 Comment
  UC192288  Astragalus douglasii var. douglasii S. B. and W. F. Parish June 1882-June 1887 1913 Los Angeles Old Baldy Mt. Comment
  RSA188077  Astragalus gambelianus R. F. Thorne 1966-4-28 36234 Los Angeles Santa Catalina Island: W-facing rocky bank near upper end Renton Mine road in Pebbly Beach Canyon. 259 Comment
  SBBG22647  Astragalus gambelianus S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-5-2 SCa 637 Los Angeles S of rd to East Pk, on ridge SW of Pk 1245, ca. 0.9 air mi WNW of East Pk 256 Comment
  UCR186915  Astragalus lentiginosus A. C. Sanders 2006-4-25 32161 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  CAS-BOT-BC187077  Astragalus lentiginosus var. albifolius A. D. E. Elmer 1902-6-1 3627 Los Angeles Lancaster Comment
  CHSC101721  Astragalus miguelensis Mark Elvin; Orlando Mistretta 1996-3-24 120 Los Angeles Channel Island; San Clemente Island. Comment
  RSA151265  Astragalus miguelensis P. H. Raven 1962-7-10 17955 Los Angeles Canyon below Lemon Tank in dump; San Clemente Island 244 Comment
  RSA151314  Astragalus miguelensis P. H. Raven 1962-7-12 18028 Los Angeles Near point at east end of Northwest harbor, San Clemente Island. 30 Comment
  SD139598  Astragalus miguelensis Jon Rebman, Jonathan Dunn 1996-4-29 3103 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island 10 Comment
  CAS-BOT-BC192821  Astragalus pomonensis C. F. Baker 1909-3-20 5242 Los Angeles Claremont Comment
  POM24205  Astragalus trichopodus var. lonchus Ernest Braunton 1902-5-25 s.n Los Angeles Redondo. Comment
  RSA592369  Astragalus trichopodus var. lonchus Mark Hoefs 1973-3-13 77 Los Angeles Santa Catalina Island. Upper Avalon Canyon below Memorial Garden. 168 Comment
  UC457336  Astragalus trichopodus var. lonchus Carl Epling 1931-5-2 Los Angeles Los Alisos Canyon , Los Alisos Canyon (Santa Monica Mountains) Comment
  RSA624470  Astragalus trichopodus var. phoxus L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains: Near the mouth, east side Little Tujunga, near BM. 1227. 396 Comment
  UCD105469  Astragalus trichopodus var. phoxus F. E. Todd 1935-6-15 s.n. Los Angeles Elizabeth Canyon. Comment
  UCR258736  Astragalus trichopodus var. phoxus R. G. Swinney 2010-3-16 11928 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  RSA751514  Atriplex amnicola Carl Wishner, A. Gale 2005-8-12 1 -38 Los Angeles LAX: Santa Monica Mountains, Malibu Lagoon State Beach. 3 Comment
  LA31622  Atriplex californica Peter H. Raven; Henry J. Thompson 1959-10-4 Los Angeles Santa Monica Mountains, Point Dume 3 Comment
  UC557817  Atriplex californica Nell Murbarger April, 1936 235 Los Angeles w side San Clemente Island (poor, dry, rocky soil); w side San Clemente Island Comment
  POM50834  Atriplex canescens A. D. E. Elmer 1902-06 s.n. Los Angeles Lancaster. Comment
  UCR277097  Atriplex canescens R. G. Swinney 2010-10-5 13998 Los Angeles San Gabriel Mountains, Placerita Canyon, boundary of park, c. 20 meters south of Placerita Hwy, just north of Botany Nature Trail, east of Nature Center 494 Comment
  CAS-BOT-BC168272  Atriplex canescens var. canescens Eugene Walls 1909-11-27 4 Los Angeles Lancaster Comment
  SD69367  Atriplex coulteri Robert F. Thorne, P. Everett 1965-5-11 34645 Los Angeles Santa Catalina Island; along road from Rancho Escondido above Cottonwood Dam in Cottonwood Canyon. 105 Comment
  SBBG96787  Atriplex lentiformis subsp. breweri T. Ross, S. Boyd 1990-6-6 2887 Los Angeles Piru Ponds 644 Comment
  UCR188680  Atriplex lentiformis subsp. breweri Tim Searl 2007-10-15 151007- 06 Los Angeles South Coast, along Pacific Coast Highway at Escondido Beach, c. 5 miles west of Malibu near east base of Point Dume 30 Comment
  RSA155903  Atriplex lentiformis subsp. breweri P. H. Raven 1962-5-7 17580 Los Angeles San Clemente Island, 1 mile south of Wilson Cove 6 Comment
  RSA478306  Atriplex leucophylla F. R. Fosberg 1931-5-4 S- 4759 Los Angeles Mouth of Middle Ranch Canyon, Santa Catalina Island. Comment
  UCR246569  Atriplex leucophylla Dan S. Cooper 2011-8-25 811- 104 Los Angeles South Coast, Dockweiler State Beach, directly under LAX take-off route 5 Comment
  UC1281246  Atriplex nummularia H. E. McMinn 3919 Los Angeles Playa del Rey bluffs Comment
  CAS-BOT-BC176357  Atriplex parryi Eugene Wells 1909-11-27 s.n. Los Angeles Lancaster Comment
  RSA177730  Atriplex semibaccata R. F. Thorne, P. Everett 1965-5-11 s.n. Los Angeles Santa Catalina Island, near road to Hay Press. 457 Comment
  UC1861745  Atriplex serenana Scott D. White, Pam DeVries 2004-6-14 10497 A Los Angeles Western Transverse Ranges: Eastern Santa Susana Mountains. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. (Oat Mountain) 396 Comment
  RSA478427  Atriplex serenana E. S. Spalding 1923-6-28 s.n. Los Angeles Pt. Fermin. Comment
  CAS-BOT-BC176739  Atriplex serenana var. serenana Alice Eastwood 1908-9-1 77 Los Angeles Bimini Baths Comment
  RSA177725  Atriplex watsonii R. F. Thorne, P. C. Everett 1965-5-11 34546 Los Angeles Santa Catalina Island. Salt flat N of Catalina Harbor. Comment
  SD69366  Atriplex watsonii Robert F. Thorne, P. Everett 1965-5-11 34546 Los Angeles Santa Catalina Island, north of Catalina Harbor Comment
  SD31201  Avena fatua Edith A. Purer 1931-3-12 Los Angeles fields in Palos Verdes Hills Comment
  UCR190528  Avena fatua R. G. Swinney 1990-3-23 1545 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  UC211178  Azolla filiculoides I. Johnston 1917-5-13 1030 Los Angeles El Monte Comment
  RSA602596  Azolla filiculoides Louis Cutter Wheeler 1946-12-14 6446 Los Angeles San Gabriel Mountains: San Dimas Canyon; ca. 1/4 mile upstream from dam. Comment
  POM350331  Baccharis emoryi F. R. Fosberg 1930-10-18 4109 Los Angeles N* Slough'. [locality name change to'Laguna Dominguez'] 10 Comment
  UC1118881  Baccharis pilularis P. L. Johannsen 1934-2-17 290 Los Angeles Pico Canyon Santa Susana Quad. 609 Comment
  UCR267170  Baccharis plummerae D. E. Bramlet 2001-5-10 3142 Los Angeles Western Transverse Range; Santa Monica Mtns., Tuna Canyon, 3000 ft. east of Big Rock Dr., 2750 ft. south of Skyhawk Lane 427 Comment
  CAS-BOT-BC98152  Baccharis salicifolia Dr. Barton W. Evermann 1916-5-16 s.n. Los Angeles Saugus Comment
  CAS-BOT-BC98167  Baccharis salicifolia H. F. Copeland 1927-12-30 1115 Los Angeles Near Azusa Comment
  CAS-BOT-BC98172  Baccharis salicifolia Geo. B. Grant 1901-3-1 3493 Los Angeles Los Angeles Comment
  CAS-BOT-BC98173  Baccharis salicifolia June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island - summit Comment
  POM250380  Baccharis salicifolia I. W. Clokey, E. G. Anderson 1931-3-11 5324 Los Angeles San Gabriel Mountains, San Gabriel Canyon 900 Comment
  RSA590936  Baccharis salicifolia Orlando Mistretta 1994-4-12 1027 Los Angeles Little Rock Creek: Slopes E of Little Rock Reservoir 976 Comment
  RSA659578  Baccharis salicifolia Brian McColgan 1988-5-19 21 Los Angeles Evey Canyon. 1 mile N of Padua on Mt. Baldy Rd. 854 Comment
  UC55077  Baccharis salicifolia subsp. salicifolia Miss E. D. Palmer Los Angeles Los Angeles Comment
  CAS-BOT-BC106698  Baccharis salicina Ira L. Wiggins 1949-2-22 11961 Los Angeles North-west end of San Clemente Island Comment
  RSA003926  Balsamorhiza deltoidea LeRoy Gross, P. Morton 2004-6-10 1379 Los Angeles East end of the main crest; (Road surveys for the Angeles National Forest, road 7N23) Traveled from east to west [west to east] from the junction with Atmore Meadows road (7N19) along Sawmill Mountain to Burnt Peak road (7N23A) 1590 Comment
  UCR29864.1  Balsamorhiza deltoidea R. D. Goeden 1983-6-8 s.n. Los Angeles San Gabriel Mtns., Burnt Peak , Angeles National Forest 8 mi (airline) west of Lake Hughes 1646 Comment
  RSA0073273  Barbarea orthoceras Bonnie C. Templeton 1932-5-31 4848 Los Angeles Big Pines Camp. Moist meadows below Ameteur Ski Jump. Comment
  RSA0062668  Bellis perennis Richard E. Butcher s.n. Los Angeles 1923 Greenfield Avenue, West Los Angeles. 83 Comment
  UCR181363  Berberis aquifolium R. G. Swinney 1995-3-11 3381 Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon 378 Comment
  UC987823  Berberis nevinii Reid Moran 1941-5-17 865 Los Angeles e San Fernando; San Fernando Valley Comment
  UCSB12452  Berberis pinnata subsp. pinnata Haines, A. 1962-3-25 Los Angeles Old Topanga Canyon, Santa Monica Mountains 243 Comment
  SD139642  Bergerocactus emoryi Jon Rebman, Jonathan Dunn 1996-4-29 3120 Los Angeles San Clemente Island: Eel Cove, coastal flats near Eel Point on west side of island (mak 10/07) 10 Comment
  UCR219348  Beta macrocarpa Lorraine Weller 2010-3-10 100310- 01 Los Angeles Vermont Square Community Garden, 4712 South Vermont, South Los Angeles 48 Comment
  POM350852  Bidens pilosa F. R. Fosberg 1931-3-1 4216 Los Angeles Topanga Canyon, 2.5 mi. below Wildwood, Santa Monica Mts. 60 Comment
  SEINET10757249  Bidens pilosa David B. Dunn 1941-2-23 Dunn 692 Los Angeles Two blocks north of Santa Monica Blvd. on Westwood Blvd. Comment
  RSA654303  Bloomeria crocea Monica Acosta 1998-5-26 26 Los Angeles Parking lot J at California State Polytechnic University(Cal Poly Pomona) 226 Comment
  SD39074  Bloomeria crocea var. crocea H. M. Ritter 1931-4-15 1989 Los Angeles Oak Knoll. Comment
Read comments
Jul 11 2010
  RSA482648  Boechera californica Geo C. Johnstone 1925-4-10 s.n. Los Angeles Mount Lowe Comment
  SD197605  Bolboschoenus maritimus R. G. Swinney 2008-4-30 8699 Los Angeles Glendora, Big Dalton Canyon Debris Basin. 341 Comment
  CATA637  Bothriochloa barbinodis Mark L. Hoefs 1102 Los Angeles Santa Catalina Island: Renton Mine Road 249 Comment
  CAS-BOT-BC95434  Bowlesia incana John Thomas Howell 1928-3-20 3458 Los Angeles Griffith Park in Los Angeles Comment
  CAS-BOT-BC95435  Bowlesia incana P. A. Munz 1918-4-18 2086 Los Angeles Carbon Canyon, Chino Comment
  POM19218  Bowlesia incana P. A. Munz 1923-4-9 6643 Los Angeles San Clemente Island. Comment
  RSA527622  Bowlesia incana Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4406 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  UCR11645  Boykinia rotundifolia H. J. Thompson 1960-6-7 3067 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu Canyon, 0.4 mi south of tunnel, 1.6 mi south of Tapia Park 152 Comment
  RSA704711  Brachypodium distachyon Gary D. Wallace, C. Black, D. Cohen, R. Lavenburg 1983-6-29 2092 Los Angeles Santa Catalina Island: Twin Harbors area Marine Station. Comment
  SD69363  Brachypodium distachyon P. Everett 1965-5-11 34567 Los Angeles N beach of Little Harbor, Santa Catalina Island. 2 Comment
  RSA0089139  Brassica nigra R. G. Swinney 2010-5-7 12595 Los Angeles Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  SFV14771  Brassica rapa J. C. Dittes, R. Dittes, P. Dittes 1990-2-18 24 Los Angeles San Fernando Valley Northeast side of Big Tujunga Wash. 425 Comment
  RSA482912  Brassica rapa M. Bisbee 1917-5-5 s.n. Los Angeles Eagle Rock Valley Comment
  RSA522934  Brickellia californica Timothy S. Ross, Orlando Mistretta 1990-10-24 3296 Los Angeles San Gabriel Mountains: between Venedo and Minero Canyons, 0.6 mi E of the San Gabriel Reservoir. 745 Comment
  UC63365  Brickellia californica E. B. Babcock 1902-11-1 Los Angeles near Pomona Comment
  POM351157  Brickellia nevinii Albert J. Perkins 1931-9-22 14978 Los Angeles Eaton Canyon, Sierra Madre Mts. Comment
  UCR266418  Brickellia nevinii D. E. Bramlet, Allison D. Rudalevige 2009-4-28 4368 Los Angeles Transverse Range; San Gabriel Mtns., Big Tujunga Wash, along Big Tujunga Canyon Rd., across from nursery 415 Comment
  SBBG98549  Brodiaea kinkiensis T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5317 Los Angeles between Box and Horse Cyns 486 Comment
  RSA606023  Bromus carinatus var. carinatus L. C. Wheeler 1968-5-31 s.n. Los Angeles Devil's Canyon, Campground Vicinity. 1220 Comment
  UC1871123  Bromus carinatus var. carinatus T. S. Ross, Walter Appleby 1993-5-19 7173 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: Long SSE-trending ridge S of Wilson Canyon Saddle; San Fernando quad: R15W T3N, SW/4 NE/4 SE/4 sect. 9; elev. 3110 ft. 948 Comment
  POM364001  Bromus catharticus Louis Greata 1901-09 s.n. Los Angeles Arroyo Seco. Comment
  UCR197136  Bromus catharticus LeRoy Gross 2007-5-2 2664 Los Angeles Transverse Range; Verdugo Mountains, southern part of the range, Stough canyon just below the nature center 427 Comment
  CATA1080  Bromus diandrus Mark L. Hoefs 1995-5-16 2030 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  CATA1168  Bromus diandrus Mark L. Hoefs 1995-5-30 2162 Los Angeles Santa Catalina Island: In and near water course, just above Ben Weston Beach 15 Comment
  CHSC8366  Bromus diandrus Edward L. Smith 1957-5-7 53 Los Angeles At Pomona College, Claremont. 365 Comment
  POM11361  Bromus diandrus F. L. Robinson 1921-5-9 49 Los Angeles Claremont. 412 Comment
  UCR223678  Bromus diandrus R. G. Swinney 2009-6-12 11130 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  RSA17068  Bromus grandis C. B. Wolf 1936-5-27 7845 Los Angeles Indian Canyon Camp, 2 miles off Soledad Canyon 915 Comment
  SBBG56554  Bromus grandis R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  CATA392  Bromus hordeaceus Mark L. Hoefs, A. Douglas Propst 1974-5-10 458 Los Angeles Santa Catalina Island: Ridge between Cottonwood and Sweetwater Canyons 60 Comment
  UC2052836  Bromus hordeaceus M. B. Dunkle 1939-4-4 7254 Los Angeles San Clemente Island, Pyramid Cove. Comment
  RSA574282  Bromus hordeaceus subsp. molliformis T. S. R., Janet Takara, M. Gay 1993-4-20 6830 Los Angeles Santa Catalina Island: Indian Head Rock, SSW of, and overlooking Little Harbor. Santa Catalina North USGS quad. 79 Comment
  UCR150711  Bromus madritensis subsp. madritensis R. G. Swinney, Dave Larson 1999-5-15 7166 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  UCR154020  Bromus madritensis subsp. madritensis A. C. Sanders 2005-5-11 30157 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  SBBG128566  Bromus madritensis subsp. rubens M. L. Hoefs, R. Given 1992-4-16 1800 Los Angeles Wild Boar Gully 152 Comment
  POM113992  Bromus pseudolaevipes Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  SBBG118482  Bromus pseudolaevipes O. Mistretta 1992-7-13 689 Los Angeles Los Pinetos Spring Cyn Trail Comment
  POM20730  Bromus rubens P. A. Munz 1923-4-10 6753 Los Angeles San Clemente Island, middle of island Comment
  RSA526560  Bromus rubens Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4245 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  RSA708691  Bromus rubens Valerie L. Soza, Miriam Sidibeh 2003-3-26 1596 Los Angeles North side of La Tuna Canyon, Haines Canyon Park vicinity, south of Dorothy and Estepa Dr. intersection. 625 Comment
  UCR130818  Bromus rubens David Charlton 1989-4-7 2830 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
  UCR223663  Bromus rubens R. G. Swinney 2009-6-12 11129 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  UCR255757  Bromus tectorum R. G. Swinney 2010-5-12 12715 Los Angeles San Gabriel Mountains/Mojave Desert, Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone 921 Comment
  UCR94666  Bromus trinii A. C. Sanders, E. J. Lott 1993-5-6 13958 Los Angeles Western Mojave Desert, 13 miles north of Palmdale, Sierra Hwy at Ave 'F 701 Comment
  SBBG108133  Cakile maritima S. L. Crockett, S. Schueller 1997-3-20 595 Los Angeles NE corner of Ben Weston Beach, ca. 100 m from ocean Comment
  UC851916  Calandrinia breweri Ira W. Clokey, B. Templeton Mar. 1929 4524 Los Angeles Mandeville canyon Santa Monica Mountains 350 Comment
  UCR184358  Calandrinia ciliata A. C. Sanders 2007-4-19 33462 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA529309  Calandrinia ciliata Timothy S. Ross 1991-4-8 4464 Los Angeles Elephant Hill: Western Pomona. 229 Comment
  RSA533992  Calandrinia ciliata Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5122 Los Angeles San Clemente Island: eastern escarpment, 1400 ft. SSE of Jack (not Jack Point), and 1350 ft. NW of the mouth of Larkspur Canyon. 145 Comment
  CHSC5089  Calocedrus decurrens M. MacArthur 1967-7-16 74 Los Angeles Found at Charlton flat ca. 1 mi from Angeles Crest Hwy., below parking area #12, Angeles National Forest, San Gabriel Mts. 1524 Comment
  SEINET13387002 Image available Calocedrus decurrens R. G. Swinney 2011-1 15686 Los Angeles San Gabriel Mountains; SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of "Inspiration Cyn." & Coldwater Cyn., near spring and watertank (Chilao Flat 7.5 1140 Comment
  UC1611539  Calocedrus decurrens Tim Ross and Walter Appleby 1993-5-14 Los Angeles 200 m ssw of May Canyon Saddle May Peak (330 m nw of May Peak); San Gabriel Mtns 975 Comment
  CAS-BOT-BC132270  Calochortus catalinae B. C. Templeton 1939-4-19 4587 Los Angeles Huntington Palisades, Santa Monica Mountains Comment
  CATA1029  Calochortus catalinae Mark L. Hoefs 1995-5-4 1950 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 91 Comment
  SBBG77313  Calochortus catalinae F. R. Fosberg 1932-5-6 8167 Los Angeles hill N of Avalon 50 Comment
  CAS-BOT-BC483410  Calochortus invenustus Le Roy Abrams; E. A. McGregor 1908-7-5 635 Los Angeles Swartout Canyon, San Gabriel Mountains 1828 Comment
  RSA702914  Calochortus plummerae Scott D. White, Michael Honer 2004-6-30 10539 Los Angeles Mt. Baldy (town). Along Glendora Ridge Rd. ca. 0.25 mile SW of jtn. w/ Mt. Baldy Rd. 1311 Comment
  SBBG15444  Calochortus plummerae C. B. Hardham 1958-6-14 3688 Los Angeles Chatsworth Hills Comment
  SEINET3146181  Calycadenia tenella G. B. Grant 1904-5-24 125 Los Angeles Pasadena; S CA Comment
  UCR261772  Calyptridium monandrum R. G. Swinney 2010-5-11 12684 Los Angeles San Gabriel Mountains, 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
  UCR281148  Calyptridium monandrum R. G. Swinney 2014-4-30 16255 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
  UCR281966  Calyptridium monandrum R. G. Swinney 2014-4-24 16231 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  UCR41716  Calyptridium monandrum G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  RSA330769  Calyptridium parryi var. parryi Wayne E. Sawyer 1980-7-3 5 Los Angeles Angeles National Forest: CA. Higway 2 between Dawson Saddle and junction of Higway 39, 1.6 mile from Dawson Saddle 2302 Comment
  SD52854  Calystegia macrostegia Peter H. Raven 1962-7-12 18030 Los Angeles San Clemente Island; Northwest Harbor. 14 Comment
  SD79011  Calystegia macrostegia R. Mitchel Beauchamp 1967-1-27 108 Los Angeles San Clemente Island; on large boulders on slope east of Wilson Cove area. Comment
  UCSB6915  Calystegia macrostegia subsp. cyclostegia Haller, Norman 1953-3-4 Los Angeles Faculty Hill, UCLA Comment
  RSA394912  Calystegia macrostegia subsp. intermedia M. Bisbee 1917-5-24 s.n. Los Angeles Foothills N. Eagle Rock Comment
  UCR219480  Calystegia macrostegia subsp. intermedia R. G. Swinney 2009-3-26 10173 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  UCR187215  Calystegia malacophylla A. C. Sanders 2006-4-25 32187 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  RSA595676  Calystegia malacophylla subsp. pedicellata T. S. Ross, Victor W. Steinmann 1995-5-8 8545 Los Angeles Lower Spunky Canyon: easterly slope at the effluence of the canyon into Bouquet Reservoir. 916 Comment
  SBBG58075  Calystegia occidentalis subsp. fulcrata R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  RSA524886  Calystegia peirsonii Robert A. Schlising 1972-5-28 3037 Los Angeles San Gabriel Mountains, west of Palmdale; along Bouquet Canyon Road, 3.9 miles west of jct with Elizabeth Lake Road (N2). Comment
  RSA702966  Calystegia peirsonii Scott D. White, Pam DeVries 2004-5-18 10443 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  UCR204815  Camissonia R. G. Swinney 2005-8-22 8519 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  UCR107760  Camissonia bistorta D. Zygielbaum, M. Low 1997-3-6 5 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
  RSA134522  Camissonia californica H. L. Wedberg 1957-5-7 s.n. Los Angeles Los Angeles. Sepulveda Way 0.3 miles North of tunnel, second year chaparral burn. Comment
  RSA279037  Camissonia californica Robert F. Thorne 1971-4-23 41484 Los Angeles Angeles National Forest; NE of Chantry Flats along Santa Anita Creek. 549 Comment
  RSA0115693  Camissonia campestris A. C. Sanders 2008-4-11 34841 Los Angeles Transverse Range/Mojave Desert: hills south of Hwy 138, c. 1 mile SW of Neenach School, west of a N-S line through VABM Pine. 995 Comment
  UCR205090  Camissonia confusa R. G. Swinney 2008-4-10 8642 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, confluence of Lodi Canyon with San Dimas Canyon, just south of San Dimas Reservoir 402 Comment
  RSA526563  Camissonia guadalupensis subsp. clementina Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4248 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA448990  Camissonia hirtella Anstruther Davidson s.n. Los Angeles Mt Wilson. Comment
  RSA582477  Camissonia hirtella Tim S. Ross, Steve D. Boyd 1993-5-23 7237 Los Angeles Lower, easterly ridge of Red Mountain, on northerly slope ca 380 m SE of the saddle between Ruby and Clearwater canyons. 963 Comment
  SEINET12192802  Camissonia ignota R. F. Thorne, Tilforth, C. W. 1971-1 41514 Los Angeles San Gabriel Mts., Angeles National Forest, San Dimas Canyon near dam on San Dimas Creek 457 Comment
  POM8574  Camissonia intermedia P. A. Munz, R. D. Harwood 1920-5-15 3928 Los Angeles Santa Monica. Dry hillside, Coldwater Canyon. 305 Comment
  RSA0085350  Camissonia strigulosa R. G. Swinney 2010-4-28 12379 Los Angeles 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
  SFV5536  Camissoniopsis hirtella M. L. Vincent 1965-5-27 657 Los Angeles Santa Monica Mountains Mulholland Highway, 2 miles west of Las Virgenes Road. 300 Comment
  SFV13116  Camissoniopsis ignota W. M. Perry 1980-10-19 126 Los Angeles San Gabriel Mountains Cattle Canyon Comment
  SBBG78752  Camissoniopsis micrantha F. R. Fosberg 1931-3-20 4315 Los Angeles mouth of Hamilton Cyn 2 Comment
  SBBG51634  Camissoniopsis pallida R. Gustafson, C. Davidson 1977-4-20 20 Los Angeles Ft Tejon Rd, S of Littlerock ca. 1.5 mi E of jct with 82nd St 975 Comment
  POM369323  Cardamine californica var. californica Martha Hilend 1928-2-9 42 Los Angeles Big Santa Anita Canyon. Comment
  SBBG114016  Cardamine oligosperma L. C. Wheeler 1932-3-20 506 Los Angeles San Dimas Cyn 518 Comment
  UCR150826  Carduus pycnocephalus R. G. Swinney, Dave Larson 1999-5-15 7160 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  RSA652802  Carduus pycnocephalus Jim Reutzel 1994-5-8 31 Los Angeles Found at all elevations on all slopes near paths, roads, and fences. Hills behind Cal Poly Pomona University. Comment
  UCR210180  Carex abrupta R. G. Swinney 2008-10-16 9625 Los Angeles San Gabriel Mtns., Big Pine Meadow 2061 Comment
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May 10 2012
  UCR205093  Carex alma R. G. Swinney 2008-4-11 8649 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  CAS-BOT-BC20597  Carex douglasii R. F. Thorne; C. W. Tilforth 1971-6-30 40789 Los Angeles Angeles National Forest. San Gabriel Moutains. 1.8 miles below Alder Saddle in Pinyon Flats area. 1554 Comment
  SEINET10647595  Carex hookeriana Hermann E. Hasse Hasse s.n. Los Angeles Brackish Flats. Comment
  RSA188180  Carex praegracilis Robert F. Thorne 1966-4-6 35902 Los Angeles Santa Catalina Island: N of Catalina Airport 442 Comment
  RSA0065722  Carex senta Justin M. Wood 2011-7-7 4340 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA724713  Carex senta K. Dobry 1991-3-15 425 -a Los Angeles San Gabriel Mts. Upper Elsmere Cyn Comment
  CAS-BOT-BC117783  Carex specifica George B. Grant 1906-6-15 6692 Los Angeles Mt. Wilson. 1828 Comment
  RSA607973  Carex subfusca L. C. Wheeler 1968-7-21 s.n. Los Angeles San Gabriel Mountains: East Fork Alder Creek off Big Tujunga, at below Charlton Flat; future dam site. Comment
  SEINET10750084  Carex subfusca Victor Duran 1933-7-21 Duran 3524 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  RSA681146  Carex triquetra LeRoy Gross, Valerie Soza 2003-5-15 903 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. 518 Comment
  SFV1132  Carpobrotus edulis K. A. Wilson 1961-3-12 1002 Los Angeles Zuma Beach. On sand above tide line. 3 Comment
  SEINET9122022  Carpobrotus edulis F. C. Boutin 1967-1 1724 Los Angeles San Clemente Island: E side of island, Wilson Cove. Comment
  SD186070  Carthamus creticus A. C. Sanders 2005-5-5 29884 Los Angeles Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool. 655 Comment
  POM7655  Castilleja affinis C. F. Baker 1904-5-6 4745 Los Angeles Hills near Pomona Comment
  RSA608308  Castilleja affinis Louis C. Wheeler 1930-5-2 33 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  SFV3325  Castilleja affinis C. Casser 1956-3-2 Los Angeles Santa Monica Mountains 0.5 miles from Highway 101 on Malibu Canyon Road. Roadside. 366 Comment
  UC1348885  Castilleja affinis subsp. affinis Robert F. Thorne and P. Everett 1965-6-22 34912 Los Angeles canyon above Avalon; Santa Catalina Island 152 Comment
  RSA584018  Castilleja applegatei subsp. martinii Tim S. Ross, Steve D. Boyd 1991-4-25 4605 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  SBBG118485  Castilleja applegatei subsp. martinii O. Mistretta 1995-6-23 1836 Los Angeles Lookout Mtn Trail 1920 Comment
  POM4198  Castilleja applegatei subsp. martinii C. F. Baker 1909-5-15 5312 Los Angeles Mountains near Claremont. Comment
  RSA224102  Castilleja applegatei subsp. martinii Noel Holmgren, James L. Reveal 1966-5-30 2614 Los Angeles San Gabriel Mountains, 2 miles northwest of Mount Wilson top. 1646 Comment
  UC1929832  Castilleja applegatei subsp. martinii Robert F. Thorne 1969-7-2 38208 Los Angeles SAN GABRIEL MTS., ANGELES NATIONAL FOREST: Charlton Flats burn (of 1954). Comment
  CHSC3743  Castilleja foliolosa Sue Boergadine 1966-4-28 2 Los Angeles App. 8 mi. NE Newhall. 914 Comment
  LA52018  Castilleja foliolosa Harlan Lewis; 1940-2-4 1059 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak 609 Comment
  OBI49249  Castilleja foliolosa Unknown 1882-2-25 2827 Los Angeles Pasadena Comment
  POM219989  Castilleja foliolosa F. R. Fosberg 1932-5-6 8128 Los Angeles Big Wash Canyon, Avalon, Santa Catalina Island. 50 Comment
  RSA187935  Castilleja foliolosa Robert F. Thorne 1966-4-28 36199 Los Angeles Santa Catalina Island, road to Renton Mine, Pebbly Beach Canyon 244 Comment
  RSA400572  Castilleja foliolosa Mark Morris 1929-4-11 s.n. Los Angeles Verdugo Hills, near Glendale. Comment
  RSA522957  Castilleja foliolosa Tim S. Ross, Orlando Mistretta 1990-10-26 3325 Los Angeles E Fork of the San Gabriel River, ca. 4/10 air-mile SE of the mouth of Williams Canyon, Glendora Mountain Road. 537 Comment
  RSA0019746  Castilleja gleasoni Naomi Fraga, Emily Biben, Katie VinZant, Dani Henning 2013-7-12 4339 Los Angeles Of FS Road 3N17 near Mount Gleason. 1890 Comment
  RSA0019858  Castilleja gleasoni Orlando Mistretta, Christine Mistretta 2011-6-29 5770 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, near microwave tower 0.5 miles SE of summit. 1945 Comment
  SDSU19652  Castilleja grisea Michael G. Simpson, Adrienne Russell & Jonathan Dunn 2000-7-20 2210 Los Angeles San Clemente Island, near top of canyon running to east shore of island, ca. 4.8 miles due north of China Point. 411 Comment
  UCR191300  Castilleja miniata R. G. Swinney 1998-7-6 6271 Los Angeles San Gabriel Mtns., near mouth of Mescal Canyon, 2.7 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1488 Comment
  SBBG66947  Castilleja minor subsp. spiralis M. N. Ackley 1927-6-5 1035 Los Angeles trail to Switzerland 762 Comment
  UCR223378  Castilleja minor subsp. spiralis R. G. Swinney 2009-7-23 11388 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
  RSA579452  Castilleja subinclusa subsp. subinclusa Tim S. Ross, Steve D. Boyd 1994-6-23 8047 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. 1665 Comment
  CAS-BOT-BC38149  Caulanthus amplexicaulis LeRoy Abrams; E. A. McGregor 1908-7-3 573 Los Angeles San Gabriel Mountains. North Baldy Mountain. Comment
  RSA66708  Caulanthus amplexicaulis var. amplexicaulis F. W. Peirson 1926-4-27 6672 Los Angeles Rock Creek, north slope of San Gabriel Range 1372 Comment
  RSA659845  Caulanthus amplexicaulis var. amplexicaulis Orlando Mistretta 1991-7-30 s.n. Los Angeles Mt. Baldy 2439 Comment
  SBBG129109  Caulanthus coulteri S. Leatherman, J. Pareti 2014-4-17 Los Angeles Castaic Lake area in the Grasshopper Cyn Watershed, E of Interste 5 and W of the Castaic Lake Dam 1370 Comment
  RSA495096  Caulanthus coulteri var. coulteri L. F. LaPre s.n. Los Angeles Lake Hughes, 16 miles (airline) W of Lancaster in the San Andreas Rift. 1037 Comment
  LA51354  Caulanthus heterophyllus A. M. Johnson; 1935-4-26 4574 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  CAS-BOT-BC40215  Caulanthus lasiophyllus Carl B. Wolf 1928-3-29 1545 Los Angeles Foothills at south side of Antelope Valley, 2 miles south of Neenach. 1066 Comment
  RSA0108890  Caulanthus lasiophyllus R. G. Swinney 2011-4-1 14309 Los Angeles San Gabriel Mountains/SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  CAS-BOT-BC40214  Caulanthus lasiophyllus LeRoy Abrams 1903-4-9 3298 Los Angeles Inglewood. Railway embankment. Comment
  RSA233626  Ceanothus arboreus Robert F. Thorne 1970-3-5 39359 Los Angeles Santa Catalina Island. N slope of Blackjack Mountain. 457 Comment
  UC455341  Ceanothus arboreus I. J. Condit 1911-3-27 Los Angeles Santa Catalina Island Comment
  RSA398827  Ceanothus cordulatus Bonnie C. Templeton 1932-5-31 4847 Los Angeles North slope of Blue Ridge Mountain, Big Pines Camp 2060 Comment
  RSA398862  Ceanothus crassifolius L. E. Hoffman 1932-3-14 16302 Los Angeles Millard's Canyon, Angeles National Forest [San Gabriel Mountains]. Comment
  UCR205102  Ceanothus crassifolius R. G. Swinney 2008-4-11 8664 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  UC1595278  Ceanothus integerrimus Tim Ross and Peter Fritsch 1990-6-20 3685 Los Angeles Rincon-Red Box Rd (2N24) San Gabriel Mts. (ridgetop between W Fork San Gabriel River and Roberts Canyon.) 1328 Comment
  SD65480  Ceanothus integerrimus var. puberulus Reid Moran 1967-7-22 14098 Los Angeles Canyon S of Chilao, S Gabriel Mtns 1550 Comment
  CAS-BOT-BC50557  Ceanothus leucodermis George B. Grant; Walter Wheeler 1904-5-17 145 a Los Angeles Mt. Wilson 1828 Comment
  CAS-BOT-BC50562  Ceanothus leucodermis Le Roy Abrams; E. A. McGregor 1908-6-19 328 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  CAS-BOT-BC50563  Ceanothus leucodermis Geo. B. Grant 1903-3-1 s.n. Los Angeles Monrovia Comment
  RSA0091709  Ceanothus leucodermis R. G. Swinney 2011-4-9 14364 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
  RSA660629  Ceanothus leucodermis Matt Bogdanoff 1981-5-27 40 Los Angeles Ca Hwy 39, 12.1 mi N of junction with Sierra Madre Ave., N of Azusa. 549 Comment
  RSA399114  Ceanothus megacarpus T. S. Clare 1929-3-10 s.n. Los Angeles Topanga Canyon. Comment
  CATA197  Ceanothus megacarpus var. insularis Mark L. Hoefs, A. Douglas Propst 1973-4-6 174 Los Angeles Santa Catalina Island: Mt. Black Jack, northeast exposure 518 Comment
  RSA399712  Ceanothus megacarpus var. insularis F. R. Fosberg 1931-4-10 S- 4559 Los Angeles Santa Catalina Island. Pacific Divide. 200 Comment
  UCR65263  Ceanothus megacarpus var. insularis F. R. Fosberg 1931-5-6 S- 04816 Los Angeles Channel Islands, Cape Canyon, Santa Catalina Island 280 Comment
  CAS-BOT-BC51446  Ceanothus megacarpus var. megacarpus Brandegee 1889-5-1 88 Los Angeles Santa Catalina Island Comment
  CHSC8452  Ceanothus oliganthus Edward Laidlaw Smith 1958-2-20 327 Los Angeles San Gabriel Mt. Range, Cobal Creek drainage area. 609 Comment
  CHSC26359  Ceanothus oliganthus var. oliganthus James Henrickson 1972-3-19 7175 Los Angeles 5 road miles along Angeles Crest Hwy 2 NE of La Canada. 853 Comment
  UC1071164  Ceanothus oliganthus var. oliganthus P. L. Johannsen 1934-2-17 289 Los Angeles Pico Canyon Santa Susana quad. 640 Comment
  UCR150618  Ceanothus oliganthus var. oliganthus Scott D. White 1997-5-8 5089 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  CAS-BOT-BC63346  Ceanothus spinosus LeRoy Abrams 1902-6-17 2561 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  RSA612039  Ceanothus spinosus Bill Campbell 1932-3-5 s.n. Los Angeles Los Alisos Canyon. Comment
  UCD112712  Ceanothus spinosus Gerald Dickinson 1962-5-17 39 Los Angeles Topanga Canyon and Upper Robinson Rd. Santa Monica Mts. 304 Comment
  UCR223191  Ceanothus vestitus R. G. Swinney 2009-7-22 11298 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  UC1922637  Centaurea melitensis Valerie Soza, Laura A. Moore 2000-5-10 828 Los Angeles Transverse Ranges: Verdugo Mountains; Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive at fire gate to powerlines 595 Comment
  UC53912  Centaurea melitensis Ernest Braunton 1902-6-24 494 Los Angeles Griffith Park Comment
  POM351505  Centaurea melitensis Anstruther Davidson 1892-09 s.n. Los Angeles E. Los Angeles. Comment
  SEINET181907  Centaurium venustum Unknown 1929-7-1 4574 Los Angeles Mandeville Canyon, Santa Monica Mountians. 200 Comment
  UC1234768  Centranthus ruber Peter H. Raven 1962-5-20 17764 Los Angeles on Pebbly Beach Road on bluffs just e Avalon (Santa Catalina Island); , on Pebbly Beach Road Comment
  CHSC95799  Centrostegia thurberi LeRoy Gross 2005-5-3 2246 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
  RSA679870  Centrostegia thurberi LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 871 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  RSA777525  Centrostegia thurberi R. G. Swinney 2009-5-20 10836 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  UCR276949  Centrostegia thurberi R. G. Swinney 2010-5-21 12858 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
  RSA0041779  Cerastium glomeratum Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2826 Los Angeles Santa Catalina Island: Hillside above New York Harbor. 55 Comment
  RSA250621  Cerastium glomeratum R. F. Thorne 1971-3-31 41440 Los Angeles Johnson s Pastures, N of Mountain Ave., Claremont. 549 Comment
  RSA442196  Cerastium glomeratum Donald R. Bissing 1973-5-4 54 Los Angeles 0.4 mile from canyon mouth 725 Comment
  CAS-BOT-BC142138  Cercocarpus betuloides Peter H. Raven; Henry J. Thompson 1959-4-3 13915 Los Angeles Saddle Peak, north slope near summit, Santa Monica Mountains 838 Comment
  POM6869  Cercocarpus betuloides Philip A. Munz, L. T. Street, G. Williams 1919-4-5 2450 Los Angeles Puddingstone Canyon, San Dimas. Comment
  UCR223584  Cercocarpus betuloides R. G. Swinney 2009-6-17 11220 Los Angeles Transverse Range; San Gabriel Mtns., Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  UCR223760  Cercocarpus betuloides R. G. Swinney 2009-5-28 10975 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  CAS-BOT-BC142172  Cercocarpus betuloides var. betuloides Alice Eastwood; John Thomas Howell 1937-4-26 3945 Los Angeles Mint Canyon Comment
  JEPS44703  Cercocarpus betuloides var. betuloides Ira W. Clokey, B. Templeton July 1929 4596 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 300 Comment
  JEPS45546  Cercocarpus betuloides var. betuloides Frank W. Peirson 1919-7-1 340 a Los Angeles Fish Canyon; San Gabriel Mountains, Fish Canyon 304 Comment
  RSA277936  Cercocarpus betuloides var. betuloides Austin P. Griffiths 1962-4-11 4496 Los Angeles Chantry Flat, Big Santa Anita Canyon, N of Arcadia, in San Gabriel Mts Comment
  UC466611  Cercocarpus betuloides var. betuloides Geo. B. Grant 1901-8-2 158 Los Angeles Pasadena; Pacific Coast, Coast Ranges, Pasadena Comment
  RSA304754  Cercocarpus betuloides var. blancheae E. R. Blakley 1962-10-6 5478 Los Angeles Catalina Island. Bullrush Canyon south of Middle Ranch. 229 Comment
  UC114157  Cercocarpus betuloides var. blancheae J. W. Toumey 1899-9-15 Los Angeles Catalina Island Comment
  SEINET6048893  Cercocarpus montanus Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  SD30664  Chaenactis artemisiifolia Edith A. Purer 1931-5-8 Los Angeles Griffith Park Comment
  RSA351647  Chaenactis artemisiifolia Anstruther Davidson 1892-05 s.n. Los Angeles Los Angeles. Comment
  SFV16017  Chaenactis artemisiifolia A. M. Orcino, A. Sutton 1994-5-18 25 Los Angeles Santa Monica Mountains Calabasas. Stunt Road, 0.45 miles east from junction with Mulholland Highway. 796 Comment
  SFV3806  Chaenactis fremontii K. A. Wilson 1962-5-12 1268 Los Angeles Mojave Desert Antelope Valley. 1 mile east of Littlerock on Highway 138. 900 Comment
  UCD168220  Chaenactis glabriuscula J. W. Barry 1980-4-1 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
  CAS-BOT-BC277368  Chaenactis glabriuscula var. glabriuscula J. Ewan 1931-7-5 4747 Los Angeles 1 mile above Buena Vista Trail Jct., Pacoima Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC277382  Chaenactis glabriuscula var. glabriuscula Wesley O. Griesel 1962-5-25 s.n. Los Angeles Switzers Inlet, Upper Arroyo Seco, San Gabriel Mts. 914 Comment
  POM49173  Chaenactis glabriuscula var. glabriuscula L. R. Abrams 1901-5-28 1676 Los Angeles Ballona Harbor Comment
  RSA0061127  Chaenactis glabriuscula var. glabriuscula LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6831 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UC1211166  Chaenactis glabriuscula var. glabriuscula Huron H. Smith 1912-5-3 4916 Los Angeles Azusa 243 Comment
  POM248225  Chaenactis glabriuscula var. glabriuscula Muriel F. Wheeler 1938-5-26 s.n. Los Angeles Thompson Creek Wash, 1.5 miles norhteast of La Verne 375 Comment
  CAS-BOT-BC100655  Chaenactis glabriuscula var. orcuttiana Edith A. Purer 1935-5-12 6593 Los Angeles El Segundo Comment
  SEINET2056590 Image available Chaenactis macrantha George K. Helmkamp, E. A. Helmkamp 1998-5-21 4053 Los Angeles Western Mojave Desert: Junction of Munz Ranch Rd and Lake Elizabeth Rd N of Lake Elizabeth. 1097 Comment
  RSA0025173  Chaenactis santolinoides Jane Tirrell 2012-6-27 LS 0085 Los Angeles North-facing slope of small open crest above Pacific Crest Trail, approximately 0.6 miles east of Windy Gap. 2517 Comment
  RSA697024  Chaenactis xantiana LeRoy Gross, P. Morton 2004-6-9 1340 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1688 Comment
  POM351851  Chaenactis xantiana Ralph Hoffmann 1930-6-6 s.n. Los Angeles Piru Creek. Comment
  RSA571276  Chamaesyce albomarginata Steve Boyd, Darin L. Banks, Orlando Mistretta 1994-4-29 8317 Los Angeles Northern slope of the San Gabriel Mountains, Angeles National Forest, side draw on southeastern side of Mt. Emma, Santiago Canyon drainage. 1159 Comment
  RSA757213  Chamaesyce albomarginata Orlando Mistretta, Christine Mistretta 2008-4-3 2282 Los Angeles Southern California Edison transmission line tower (Segment 5, Structure 63, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass Comment
  RSA720182  Chamaesyce maculata LeRoy Gross 2007-3-12 2598 Los Angeles Base of northern side of the range. Behind the Foothill Athletic Club, at the southern end of Lowell Ave. Near 468 Comment
  RSA432393  Chamaesyce melanadenia Jack Rempel 1934-4-19 s.n. Los Angeles Griffith Park. Comment
  RSA599348  Chamaesyce melanadenia L. C. Wheeler 1968-3-17 s.n. Los Angeles Morgan Canyon at Ferguson Motorway 488 Comment
  CHSC100185  Chamaesyce polycarpa John Dittes 2006-6-5 1408 Los Angeles Transverse Ranges; San Gabriel Mtns; Peace Valley, east of Gorman Creek; ca. 4.9 air miles NW of Pyramid Lake dam, 6.7 air miles SE of Gorman, and 0.6 air miles N of confluence of Gorman Creek and creek passing out of Canada de Los Alamos; east side of Interstate Hwy 5, north and east of Little Bear Road exit. 896 Comment
  SJSU4462  Chamaesyce polycarpa H. R. Garrett 1962-4-15 Los Angeles Shady Cove Dr, Burbank Comment
  RSA0013240  Chamaesyce serpillifolia subsp. serpillifolia Orlando Mistretta, Christine Mistretta 2011-6-23 5750 Los Angeles Vicinity of Mt. Gleason. Former Los Angeles County Fire Camp 1.3 air miles E of Mt. Gleason summit. Area burned in Station Fire (2009). 1680 Comment
  SEINET4152005  Chenopodium album J. Barber 1898-7-17 s.n. Los Angeles Santa Monica Forestry Station Comment
  RSA0088155  Chenopodium berlandieri R. G. Swinney 2010-8-30 13609 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  UCR259158  Chenopodium berlandieri R. G. Swinney 2010-8-30 13609 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  RSA607501  Chenopodium berlandieri L. C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. & San Diego Fwy, between Sepulveda & 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.] Comment
  RSA584106  Chenopodium botrys T. S. Ross, Steve D. Boyd 1990-5-15 2516 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
  RSA167812  Chenopodium murale R. F. Thorne 1964-2-7 33461 Los Angeles Lower end of Pebbly Beach Canyon, E end of Santa Catalina Island. 76 Comment
  RSA177733  Chenopodium murale R. F. Thorne, P. C. Everett 1965-5-11 34541 Los Angeles Santa Catalina Island. Salt flat N of Catalina Harbor. Comment
  UCR203239  Chenopodium pratericola R. G. Swinney 2005-7-21 8329 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  POM220099  Chenopodium pumilio L. C. Wheeler 1931-7-21 s.n. Los Angeles 2 mi. N Claremont 412 Comment
  RSA752465  Chlorogalum pomeridianum Justin M. Wood 2009-6-8 853 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  RSA392509  Chorizanthe parryi var. fernandina Anstruther Davidson s.n. Los Angeles Hollywood or Toluca. Comment
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Nov 16 2009
  CAS-BOT-BC244667  Chorizanthe staticoides Victor Duran 1929-6-5 2336 Los Angeles Tujunga Creek, San Gabriel Mts. 853 Comment
  RSA4557  Chorizanthe staticoides B. Thoele, L. Thoele 1932-05 s.n. Los Angeles Malibu Lake, Santa Monica Mtns. Comment
  RSA708655  Chorizanthe staticoides Valerie L. Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1170 Los Angeles Ridgetop above McDonald Creek. 518 Comment
  UC410548  Chorizanthe staticoides Alice Eastwood 1928-6-15 15379 Los Angeles Claremont Comment
  UC1716762  Chorizanthe xanti Ralph Hoffmann 1927-6-8 Los Angeles Ridge Route, Near Sandberg's Comment
  RSA757210  Chorizanthe xanti var. xanti Orlando Mistretta, Christine Mistretta 2008-4-3 2287 Los Angeles Southern California Edison transmission line tower (Segment 5, Structure 63, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass Comment
  UC1135257  Chrysolepis sempervirens H. A. Jensen 1933-3-24 277 Los Angeles Mount Islip; Angeles National Forest, Rock Creek Quad. 2438 Comment
  CAS-BOT-BC280029  Cirsium mohavense S. B. Parish; W. F. Parish 1886-6-1 1834 Los Angeles Rabbit Springs, Mojave Desert Comment
  CAS-BOT-BC285396  Cirsium occidentale var. californicum L. R. Abrams 1901-6-1 1697 Los Angeles Saddle Pk., Santa Monica Mts. Comment
  POM352149  Cirsium occidentale var. californicum Donald R. Bissing 1973-5-18 73 Los Angeles Evey Canyon, San Gabriel Mountains. Along road cut 0.4 mile from canyon mouth. 731 Comment
  CATA206  Cirsium occidentale var. occidentale Mark L. Hoefs 1973-4-15 186 Los Angeles Santa Catalina Island: Ben Weston Beach 7 Comment
  RSA507973  Cirsium occidentale var. occidentale Steve Boyd, Timothy S. Ross 1988-4-28 2227 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus. In small canyon. Angeles National Forest. 640 Comment
  RSA0068449  Cirsium vulgare R. G. Swinney 2010-9-9 13780 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  RSA791868  Cissus hypoglauca Robert F. Thorne 1977-7-6 49641 Los Angeles Claremont. Comment
  RSA230215  Cistanthe monandra R. F. Thorne 1969-7-2 38280 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  RSA279054  Cistus ladanifer R. F. Thorne 1971-4-23 41464 Los Angeles San Gabriel Mountains, Angeles National Forest: Chantry Flats, along trail to Santa Anita Canyon. 609 Comment
  UC1595263  Clarkia bottae Tim Ross, Peter Fritsch 1990-6-20 3620 Los Angeles near Confluence of E and W Forks of the San Gabriel River (mouth of Burro Canyon); San Gabriel Mountains, Burro Canyon 445 Comment
  RSA448245  Clarkia deflexa Ella M. Kennedy 1923-5-24 s.n. Los Angeles S. Pasadena Comment
  SEINET12189206  Clarkia deflexa J. F. Bright, Wyman, C. 1931-1 5490 Los Angeles near Pasadena Comment
  CAS-BOT-BC172110  Clarkia dudleyana John Thomas Howell 1928-6-10 3880 Los Angeles Near Deer Park, Monrovia Canyon, San Gabriel Mts. Comment
  POM3139  Clarkia dudleyana H. P. Chandler 1897-5-24 s.n. Los Angeles Claremont. (Palmer s Canyon). Comment
  UC58862  Clarkia dudleyana B. L. Smith 1900-5-20 39 Los Angeles Burbank Canyon Claremont Comment
  SBBG131723  Clarkia epilobioides S. A. Junak 1999-5-8 SCa 917 Los Angeles Fern Cyn, Cottonwood watershed, just upstream from fenceline, elevated floodplain Comment
  RSA600081  Clarkia heterandra Steve Boyd, Lauren Raz 1997-5-20 9795 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  SBBG60365  Clarkia purpurea subsp. quadrivulnera R. Hoffmann 1931-5-3 Los Angeles Bouquet Cyn Comment
  UC373508  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-5-19 54 Los Angeles Palmers Canyon 900 Comment
  RSA593498  Clarkia unguiculata Steve Boyd, Mike Wall 1996-5-16 8769 Los Angeles Liebre Mountains, Charlie Canyon in vicinity of prominent sandstone outcrop visible from Lake Hughes Road east of Castaic Lake 549 Comment
  UCR143554  Clarkia xantiana subsp. xantiana Orlando Mistretta, Steve Boyd 1995-5-23 1730 Los Angeles Transverse Ranges; San Gabriel Mtns., Bare Mountain Canyon 1905 Comment
  OBI70925  Claytonia parviflora subsp. parviflora Steve Boyd, Lauren Raz 1997-3-26 9328 Los Angeles Liebre Mts Region: Portal Ridge N of Lake Hughes, upper end of Myrick Cyn drainage along Lakeview Rd 1134 Comment
  RSA756179  Claytonia parviflora subsp. parviflora Orlando Mistretta, Christine Mistretta 2008-4-3 2265 Los Angeles Southern California Edison transmission line tower (Segment 5, Structure 69, per TRTP survey 2008) just south of state Hwy 14 in the vicinity of Soledad Pass 978 Comment
  RSA724613  Claytonia parviflora subsp. utahensis K. Dobry 1991-4-22 452 Los Angeles San Gabriel Mts. at Elsmere Cyn Comment
  UCR223763  Claytonia perfoliata R. G. Swinney 2009-5-28 10978 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UCR276964  Claytonia perfoliata R. G. Swinney 2010-6-8 13238 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream 671 Comment
  UCSB72619  Claytonia perfoliata subsp. mexicana Gross, LeRoy; Boyd, Steve; Fraga, Naomi 2006-3-17 Los Angeles Transverse Ranges; Verdugo Mountains region: Along the main crest, just west of a Radio Tower 928 Comment
  SD51926  Claytonia perfoliata subsp. mexicana Peter H. Raven 1962-4-10 17218 Los Angeles San Clemente Island, est-facing slopes of summit ridge about 2 miles north of Thirst 487 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
  RSA724610  Clematis lasiantha K. Dobry 1991-5-2 564 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  RSA762170  Clematis lasiantha Orlando Mistretta, Christine Mistretta 2008-5-13 3047 Los Angeles Grizzly Flat Road, vicinity of Dark Cyn, Arroyo Seco Canyon drainage. 949 Comment
  POM184  Clematis pauciflora Frank C. Squire 1904-5-20 s.n. Los Angeles Claremont chaparral. 457 Comment
  RSA650482  Clematis pauciflora Phil Drooks 1981-4-26 2 Los Angeles Hwy 39, N of West Fork about 3 mi. Comment
  POM158344  Cleome isomeris M. B. Dunkle 1928-3-17 1759 Los Angeles Santa Catalina Island, Emerald Bay. Dry headland between Coves. Comment
  POM49532  Cleomella obtusifolia A. D. E. Elmer 1902-06 3629 Los Angeles Lancaster. Comment
  RSA653627  Cnicus benedictus S. Koukol, E. Lutz 1998-4-26 25 Los Angeles Claremont, along W side of Indian Hill Blvd., 50 m S of Baseline Road. 421 Comment
  POM18262  Collinsia callosa Philip A. Munz 1923-5-26 6803 Los Angeles Big Rock Creek. 1280 Comment
  RSA408283  Collinsia heterophylla Elbert Benjamine 1929-5-26 194 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  RSA732820  Collinsia heterophylla R. G. Swinney 2000-5-21 7776 Los Angeles San Gabriel Mtns.: NE of Azusa, Rincon Canyon, 0.6 air mi. SW of Hwy 39 at Rincon Station, ca. 1000m 610 Comment
  POM99057  Collinsia heterophylla Marcus E. Jones 1927-5-7 s.n. Los Angeles Mountains above Claremont. Comment
  SD152597  Collinsia parryi Craig Reiser 1999-4-9 Los Angeles Canyon ca. 1 mile west of Magic Mountain amusement park Comment
  UC1595384  Collinsia torreyi var. wrightii Tim Ross, Steve Boyd 1990-6-18 3462 Los Angeles northerly draw draining to Jackson Lake (Camp Verdugo Pines and vicinity, San Gabriel Mountains); San Gabriel Mountains, Camp Verdugo Pines 1877 Comment
  RSA411144  Collomia grandiflora F. A. Thackery 1928-5-18 521 Los Angeles Tujunga Comment
  UCR136830  Colutea arborescens John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  JEPS66590  Comarostaphylis diversifolia subsp. planifolia Mrs. Blanche Trask 1834-3-10 Los Angeles Catalina Island Comment
  UC1929751  Constancea nevinii Mark Elvin, Dylan Hannon, Gery Allan, Curtis Clark 1996-4-19 147 Los Angeles Channel Islands; San Clemente Island: Top of cliffs of steepish bluffs. Comment
  UCR213299  Convolvulus simulans A. C. Sanders 2010-5-7 38336 Los Angeles South Coast, Palos Verdes Peninsula, south of Palos Verdes Dr. South, Rancho Palos Verdes near Los Angeles city boundary 30 Comment
  CAS-BOT-BC286125  Conyza canadensis Peter H. Raven; Henry J. Thompson 1959-10-18 14667 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Mouth of Medea Creek, north arm of Malibu Lake 220 Comment
  UC53915  Conyza canadensis Ernest Braunton 1902-9-19 672 Los Angeles Los Angeles streets Los Angeles Comment
  RSA594404  Conyza canadensis Steve Boyd, Lauren Raz 1996-10-14 9081 Los Angeles Liebre Mountains region, 'Cow Spring Pond', a sag pond along the San Andreas Fault at the north base of Liebre Mountain in Oakdale Canyon, just west of confluence of Cow Spring Canyon. 1159 Comment
  RSA739771  Conyza floribunda John Dittes, Eva M. Dittes, R. A. Dittes, Rosano Arviso 2006-11-4 1429 Los Angeles San Fernando Land Grant, S Coast Subregion, San Fernando Valley, N Hollywood, 7650 Hinds Ave, 1/4 mile NW of intersection of Lankershim Blvd, and Saticoy St. 238 Comment
  JEPS70063  Cordylanthus rigidus subsp. setiger L. R. Heckard 1971-9-29 2843 Los Angeles ca. 3 mi sw Old Topanga Canyon Rd. (Mulholland road); Santa Monica Mts. 426 Comment
  POM48111  Cordylanthus rigidus subsp. setiger I. M. Johnston 1924-8-13 s.n. Los Angeles Evey-Palmer Canyon Firebreak 1067 Comment
  RSA412290  Cordylanthus rigidus subsp. setiger F. R. Fosberg 1931-8-10 S 5625 Los Angeles Lower Pine Flats, First Camp, N fork San Gabriel Canyon 1500 Comment
  UCR271607  Cordylanthus rigidus subsp. setiger R. G. Swinney 2011-10-13 15795 Los Angeles San Gabriel Mountains, Chilao Flat, FS road crossing of Chilao stream, east of Chilao Visitors Center and west of Hwy 2 1622 Comment
  POM355971  Coreopsis californica J. Aug Kusche 1929-4-14 s.n. Los Angeles Little Rock, Mohave Desert. Comment
  UC148008  Coreopsis californica var. californica C. F. Baker 1909-5-20 5325 Los Angeles Claremont Comment
  LA200189  Coreopsis gigantea Jonathan Sauer; R. Dix 1969-3-20 4402 Los Angeles Santa Monica Mountains, Point Dume Comment
  UCR143403  Coreopsis gigantea F. R. Fosberg 1931-3-27 S- 4420 Los Angeles Channel Islands, Pebble Beach Road, Santa Catalina Island 50 Comment
  CAS-BOT-BC105745  Corethrogyne filaginifolia Peter H. Raven; Henry J. Thompson 1959-9-27 14507 Los Angeles Sepulveda Canyon - Santa Monica Mountains 243 Comment
  CATA1790  Corethrogyne filaginifolia Benjamin E. Carter, John R. Clark 2012-8-9 6974 Los Angeles Santa Catalina Island: Twin Peaks, a ridge of limestone forming southwestern rim of Bulrush Canyon 390 Comment
  RSA149753  Corethrogyne filaginifolia Wesley O. Griesel 1961-9-23 s.n. Los Angeles Switzers Camp. 762 Comment
  UC55082  Corethrogyne filaginifolia Miss E. D. Palmer Los Angeles Los Angeles Comment
  UCR272530  Corethrogyne filaginifolia R. G. Swinney 2011-10-27 15899 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  RSA675002  Cotula australis LeRoy Gross 2003-2-22 732 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
  SEINET3146440  Cotula australis G. B. Grant 1905-4-3 224 Los Angeles Pasadena, S CA; Pacific Coast Comment
  UC166236  Cotula australis George B. Grant 1905-4-3 224 -6460 Los Angeles Collected at Pasadena Comment
  RSA639745  Crassula connata L. C. Wheeler 1969-4-12 s.n. Los Angeles Pine Canyon spur of Brown Mt. road on ridge at south side, Pine Canyon off Arroyo Seco. Ca. on section line between [sections] 29 and 3. 754 Comment
  SD90278  Crassula connata Robert F. Thorne 1973-4-11 42800 Los Angeles San Clemente Islandp 0lateau in Middle Ranch area at head of Middle Ranch Canyon. 424 Comment
  RSA656309  Crassula tillaea Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 660 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 579 Comment
  UC1375306  Crepis acuminata R. F. and M. Z. Thorne 1969-7-9 38529 Los Angeles just s Big Meadow; San Gabriel Mts., Angeles National Forest, Big Pines 2087 Comment
  RSA0105053  Cressa truxillensis Jeremiah George 2012-4-25 s.n. Los Angeles Compton, decomissioned railroad right-of-way NW of intersection of W Carob St. and South Acacia Ct., c. 1000 ft. west of Compton Creek channel, south of W Greenleaf Blvd., Rancho Dominguez area. 21 Comment
  RSA756317  Cressa truxillensis A. C. Sanders, Lorraine Weller, Alejandra Martinez 2009-9-16 37178 Los Angeles Los Angeles, Watts area, along Stanford Ave. between 111th Place and end at drainage ditch 34 Comment
  SBBG95423  Cressa truxillensis M. B. Dunkle 1929-10-20 2147 Los Angeles Howland's Comment
  UC729772  Cressa truxillensis Carl B. Wolf 1932-5-12 3593 Los Angeles Santa Catalina Isl., Little Harbor 3 Comment
  NY43014  Crossosoma californicum J. B. Walker 1995-4-8 1327 Los Angeles Santa Catalina Island, 2km S of Howland's Landing 100 Comment
  POM155646  Crossosoma californicum D. Meadows 1927-12-4 305 Los Angeles Avalon, Santa Catalina Island. Comment
  RSA155784  Crossosoma californicum P. H. Raven 1962-5-22 17842 Los Angeles Santa Catalina Island: Middle Ranch 213 Comment
  RSA508701  Crossosoma californicum Mark Parratt 1965-1-26 642 Los Angeles Santa Catalina Island near the Isthmus area. 0 Comment
  JEPS85156  Cryptantha circumscissa Roy E. Buck and Rexford Palmer 1989-4-29 1237 Los Angeles 10 air km sse Gorman (s side of Hungry Valley Road, ca 2.7 air km nw of confluence of Gorman Creek and Hungry Valley drainage); Lower Hungry Valley 922 Comment
  RSA611514  Cryptantha circumscissa L. C. Wheeler 1968-5-12 s.n. Los Angeles Spring 2/3 mile E of Juniper Bowl; Juniper Hills. 1158 Comment
  RSA772383  Cryptantha circumscissa R. G. Swinney 2009-5-12 10754 Los Angeles Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1435 Comment
  UC79452  Cryptantha clevelandii T. S. Brandegee 1890-5-13 Los Angeles Santa Catalina Island Comment
  UC79455  Cryptantha clevelandii Katharine Brandegee May 1889 Los Angeles San Pedro Comment
  SBBG31158  Cryptantha clevelandii R. F. Thorne with M. Z. Thorne 1966-5-31 36422 Los Angeles ridge running S from Orizaba Mtn 579 Comment
  UCR143254  Cryptantha clevelandii var. florosa F. R. Fosberg 1932-3-28 10620 Los Angeles Southern Coast, hills between Del Rey and El Segundo 25 Comment
  RSA0013553  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2011-6-23 5747 Los Angeles SCE Power Line Road on ridgeline between Gleason Cyn and Beartrap Cyn, 1.3 air miles N of Mt. Gleason Rd. 1591 Comment
  UCR141319  Cryptantha decipiens R. F. Thorne, Et al. 1970-5-1 39531 Los Angeles Mojave Desert/San Gabriel Mtns., along road to Valyermo c. 1 mi east of Pallett Ranch at foot of grade N of Pinyon Pine Ridge in Shoemaker Canyon 1402 Comment
  SEINET3152233  Cryptantha flaccida G. B. Grant 1904-6-16 239 Los Angeles Pasadena Comment
  LA94304  Cryptantha intermedia Carl Epling; 1926-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SBBG21981  Cryptantha intermedia P. H. Raven, R. B. Thorne 1964-5-7 19035 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mtns Comment
  SBBG98683  Cryptantha intermedia T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5172 Los Angeles 1100 ft SSW of Twin Dams, 1450 ft NNW of Boulder marker (1859) 490 Comment
  SDSU5432  Cryptantha intermedia A. H. Gallup 1948-4-9 129 Los Angeles 'The Wash' - Claremont. 366 Comment
  UCR277216  Cryptantha intermedia R. G. Swinney 2010-5-25 12941 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  UCR280885  Cryptantha micrantha var. micrantha R. G. Swinney 2014-5-7 16407 Los Angeles San Gabriel Mountains, east of Valyermo, east end of Holcomb Ridge, 0.35-0.45 miles north of Panorama Rd., 2.5 road miles east of Bob's Gap Road, in north-south arroyo cutting through Holcomb Ridge 1366 Comment
  RSA607208  Cryptantha microstachys L. C. Wheeler 1968-5-31 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, just above the upper falls, below the campground, E of windy gap. 1006 Comment
  RSA0057895  Cryptantha muricata Richard G. Swinney 2010-9-7 13712 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  UC1212093  Cryptantha muricata Peter H. Raven and David Verity 1960-5-7 15320 Los Angeles Arroyo Sequit, about 2 mi from ocean Santa Monica Mountains 91 Comment
  UCR190521  Cryptantha muricata R. G. Swinney 2000-6-19 7817 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  UCR193446  Cryptantha muricata R. G. Swinney 1999-6-18 7281 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1732 Comment
  UCR259576  Cryptantha muricata R. G. Swinney 2010-4-13 12206 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  RSA0079203  Cryptantha muricata var. muricata Scott D. White, P. De Vries 1998-4-20 6311 Los Angeles Liebre Mts.: Soledad Canyon area: Proposed quarry area N of Soledad Canyon Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 580 Comment
  RSA0079270  Cryptantha muricata var. muricata Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8571 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along Angeles National Forest Road 8N05, 6.2 road miles from jtn with 8N05. 1174 Comment
  RSA0079353  Cryptantha muricata var. muricata L. R. Abrams 1902-6-17 2555 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  SBBG63839  Cryptantha nevadensis R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  RSA0055754  Cryptantha oxygona R. G. Swinney 2010-5-19 12813 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd. just west of Angeles Natl. forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of, Mt. Emma Rd. 1335 Comment
  UCR185566  Cryptantha oxygona A. C. Sanders 2007-4-25 33573 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  UCR208134  Cryptantha oxygona F. W. Peirson 1921-6-15 2463 Los Angeles San Gabriel Mtns., trail from Pine Flats to Chilao Comment
  RSA0078920  Cryptantha pterocarya var. pterocarya Robert Gustafson, Gary D. Wallace 1982-4-26 2553 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 975 Comment
  UCR280538  Cryptantha pterocarya var. purpusii R. G. Swinney 2014-4-10 16032 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
  POM11585  Cryptantha similis P. A. Munz 1921-6-17 4618 Los Angeles Sawmill, Swartout Valley. 2043 Comment
  CHSC3736  Cucurbita foetidissima Sue Boergadine 1966-4-28 5 Los Angeles Approximately 8 mi NE of Newhall. 914 Comment
  UCR116942  Cucurbita foetidissima A. C. Sanders, D. Malueg 2001-5-17 24344 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 11 acre gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decommissioned 122 Comment
  RSA394341  Cucurbita palmata Anstruther Davidson 1922-5-28 s.n. Los Angeles Mojave Desert. [County not specified: Los Angeles, San Bernardino or Kern.] Comment
  PASA2342  Cunninghamia lanceolata Ec. Bot. Class J. C. 1928-4-1 Los Angeles PHS grounds, Pasadena Comment
  CHSC95699  Cuscuta californica Joseph Marlowe Keefe 2001-1-19 30971 Los Angeles Verdugo Mountains. Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, California, 91040. 384 Comment
  UCR180174  Cuscuta californica R. G. Swinney 1989-8-23 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, Big Dalton Canyon; Big Dalton spreading grounds 320 Comment
  SFV12552  Cuscuta campestris M. H. Grayum 1977-11-24 871 Los Angeles San Fernando Valley Sepulveda Basin. Along Los Angeles River, between dam and Burbank Blvd. 207 Comment
  RSA409743  Cuscuta denticulata Freda Detmers 1931-5-17 s.n. Los Angeles Mojave Desert. Comment
  UCR18114  Cuscuta pentagona O. F. Clarke 1973-6-5 s.n. Los Angeles San Gabriel Valley, Walnut, Valley Blvd and Lemon Avenue 159 Comment
  RSA573704  Cuscuta subinclusa T. S. Ross 1990-8-17 3148 Los Angeles Upper Big Rock Creek, amid the alluvial gravels and boulders of the drainage-bottom, 120-200 m N of Ic Springs. 1726 Comment
  UCR127036  Cynara scolymus A. C. Sanders 2003-6-18 26929 Los Angeles Western Transverse Range/Santa Clara River Watershed, near mouth of 'Off-haul Canyon' c. 1 mile west of Mayo Spur between San Martinez Grande Canyon the Ventura Co. line, north of Hwy 126, Newhall Ranch 305 Comment
  RSA640820  Cynodon dactylon L. C. Wheeler 1931-4-19 s.n. Los Angeles LaVerne: Wheeler's residence. Comment
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Nov 23 2015
  LA11266  Cynodon dactylon W. S. L.; 1903-6-21 306 Los Angeles Comment
  SEINET5155897  Cynodon dactylon Unknown 2002-8-11 70 Los Angeles Sepulveda Blvd. 0.5 km S of Hwy 118. Comment
  RSA365073  Cyperus eragrostis F. R. Fosberg 1930-7-3 S- 3031 Los Angeles El Monte. (Lexington Wash, San Gabriel River) 80 Comment
  UCR168543  Cyperus esculentus L. C. Wheeler 1932-9-14 1381 Los Angeles Los Angeles Basin, 2 miles north of Covina 152 Comment
  POM14599  Cyperus esculentus Joseph Clemens 1921-10-28 s.n. Los Angeles Los Angeles. Exposition Park. Comment
  RSA365104  Cyperus niger var. capitatus Louis Greata 1900-10-28 s.n. Los Angeles Oak Knoll, Pasadena Comment
  SBBG128234  Cyperus odoratus M. L. Hoefs, S. A. Junak 1996-7-9 2726 Los Angeles just below Middle Ranch Reservoir overflow, Middle Cyn 170 Comment
  RSA0048530  Datura meteloides Lee Haines 1940-9-18 s.n. Los Angeles San Fernando Valley. Comment
  UCR101316  Datura stramonium L. C. Wheeler 1946-10-26 6395 Los Angeles 1/4 mi north of Azusa 249 Comment
  RSA609754  Datura stramonium Louis C. Wheeler 1946-9-16 6370 c Los Angeles Garvey: Walnut Grove Avenue and Rush Street. Comment
  POM283102  Datura wrightii George B. Grant 1902-9-1 s.n. Los Angeles Oak Knoll, Pasadena Comment
  UCR126856  Daucus pusillus A. C. Sanders 2003-4-29 26177 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  POM12330  Daucus pusillus F. L. Robinson 1921-5-18 81 Los Angeles Claremont. 365 Comment
  HSC31474  Deinandra clementina R. F. Thorne 1966-4-17 36095 Los Angeles San Clemente Island: near Duty Office, Wilson's Cove, NE end of island 30 Comment
  UC1215184  Deinandra clementina Peter H. Raven 1962-5-7 17575 Los Angeles Wilson Cove San Clemente Island, Wilson Cove 45 Comment
  JEPS30635  Deinandra fasciculata Peter H. Raven and Henry J. Thompson 1959-5-5 14113 Los Angeles 1 mi w Las Virgenes Rd. (Mulholland Hwy., Malibu Creek drainage); Santa Monica Mountains, Malibu Creek 274 Comment
  UC557780  Deinandra fasciculata Nell Murbarger 1936-5-1 215 Los Angeles n end of island mesa summit; San Clemente Island Comment
  SEINET244159  Delphinium cardinale A. C. Sanders 2003-5-26 26840 Los Angeles long abondoned 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
  SD241938  Delphinium parishii R. G. Swinney 2009-5-12 10715 Los Angeles Transverse Range; San Gabriel Mountains: Alimony Ridge, 0.3 mile SE of junction of Alimony Ridge and Alimony Ridge Road (Juniper Hills 7.5'Q) 1253 Comment
  RSA587121  Delphinium parishii subsp. parishii Orlando Mistretta, S. D. Boyd 1995-5-23 1728 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. 1372 Comment
  UC56748  Delphinium parryi Avis Smith May 1899 1 Los Angeles Claremont 365 Comment
  UC854186  Delphinium parryi C. B. Clokey, I. W. Clokey, and B. C. Templeton 1930-5-13 4751 Los Angeles hillside Bouquet Canyon 800 Comment
  UCR162573  Delphinium parryi Anuja Parikh, Nathan Gale 2003-4-19 s.n. Los Angeles Western Transverse Range, Newhall Ranch , River Park area east of I-5, N of Santa Clara River and west of Bouquet Canyon 351 Comment
  POM175339  Delphinium parryi subsp. parryi E. Crow 1930-6-28 s.n. Los Angeles Bichota Canyon - North Fork, San Gabriel Canyon. Comment
  SBBG17318  Delphinium parryi subsp. parryi K. A. Wilson 1962-5-26 1291 Los Angeles Aliso Cyn Rd, ca. 2 mi S of Acton Comment
  POM293283  Delphinium parryi subsp. parryi Lyman Benson 1947-4-18 12310 Los Angeles Claremont, Indian Hill. 427 Comment
  POM199734  Delphinium patens subsp. hepaticoideum I. W. Clokey 1929-04 4433 Los Angeles Mandeville Canyon, Santa Monica Mountains. 425 Comment
  RSA670422  Delphinium patens subsp. hepaticoideum I. W. Clokey, Bonnie C. Templeton 1929-04 4433 Los Angeles Mandeville Canyon, Santa Monica Mountains. 425 Comment
  RSA724385  Delphinium patens subsp. hepaticoideum K. Dobry 1991-3-15 418 Los Angeles San Gabriel Mts at Elsmre Cyn. Comment
  UCR191522  Delphinium patens subsp. montanum R. G. Swinney 1998-7-8 6305 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
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Jun 10 2017
  RSA0030028  Delphinium patens subsp. montanum Sam Tyson 1943-3-26 s.n. Los Angeles San Dimas Canyon Comment
  RSA0073285  Delphinium patens subsp. montanum Bonnie C. Templeton 1932-5-31 4852 Los Angeles Vincent Gulch, below Big Pines Camp. Comment
  UC450882  Dendromecon rigida Fay A. Macfadden 1931-4-10 21 E Los Angeles Tejunga Canyon 426 Comment
  SEINET10476255  Dendromecon rigida subsp. rhamnoides Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4798 Los Angeles Santa Catalina Island; Catalina Conservancy Land, The James H. Ackerman Native Plant Nursery. In Middle Canyon, near Middle Ranch and Cape Canyon Trail. 10 miles west of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 230 Comment
  UCR210115  Deschampsia elongata R. G. Swinney 2008-7-24 9349 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  RSA0094355  Descurainia pinnata Richard G. Swinney 2011-5-31 14916 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  CAS-BOT-BC43123  Descurainia pinnata subsp. brachycarpa LeRoy Abrams 1901-4-3 1247 Los Angeles Santa Monica Mountains. San Fernando Valley. 182 Comment
  RSA562303  Descurainia pinnata subsp. halictorum D. Charlton 1990-4-15 4192 a Los Angeles Kentucky Springs, Sierra Highway south of Palmdale 1036 Comment
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Aug 27 2011
  UCD114810  Descurainia sophia M. Vincent 1962-2-19 135 Los Angeles near Piuma Road, 5 miles east of Malibu Canyon Road. Comment
  CHSC34414  Dicentra ochroleuca John Sully 1972-4-22 4 Los Angeles 5 mi. N. of Malibu in Cold Creek Cyn. in Santa Monica Mtns. 670 Comment
  SDSU11628  Dichelostemma capitatum R. M. Beauchamp 1967-1-27 104 Los Angeles Common on grassy slope east of Wilson Cove area. Only old infls. present. San Clemente Island Comment
  HSC31658  Dichelostemma capitatum subsp. capitatum Thomas E. Higley 1974-4-20 22 Los Angeles 20 mi. NE of Azusa along the E Fork of the San Gabriel River Trail 457 Comment
  LA21929  Dichelostemma capitatum subsp. capitatum Carl Epling; L. Ellison 1930-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon Comment
  SD262172  Dichelostemma capitatum subsp. capitatum R. G. Swinney 2014-5-8 16453 Los Angeles San Gabriel Mountains: near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. Confluence. 537 Comment
  UCR16037  Dichelostemma capitatum subsp. capitatum John Milbauer 1976-5-15 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., near Old Topanga Canyon Rd Comment
  RSA376826  Dichelostemma capitatum subsp. capitatum M. B. Dunkle 1948-11-29 7365 Los Angeles Mirquito Ridge Comment
  CAS-BOT-BC152898  Diplacus brevipes F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  CAS-BOT-BC150661  Diplacus longiflorus Peter H. Raven; Robert F. Thorne 1964-5-7 19016 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  SBBG17311  Diplacus longiflorus K. A. Wilson 1961-3-1 881 Los Angeles Mulholland Hwy about 1 mi W of Las Virgenes Hwy Comment
  SBBG31026  Distichlis spicata R. F. Thorne with P. C. Everett 1965-5-11 Los Angeles behind Cottonwood Dam in Cottonwood Cyn 45 Comment
  UCSB2312  Dithyrea californica Broder, Richard 1958-03 Los Angeles On U.S. 138, 21 miles N.W. of junction U.S. 138 with U.S. 395 Comment
  RSA461492  Dodecatheon clevelandii Helen M. Oster 1924-3-22 s.n. Los Angeles Between Vermont and Western Comment
  RSA330810  Draba corrugata var. corrugata Wayne E. Sawyer 1981-6-16 41 Los Angeles Crest trail, 0.75 mi. W of Mt. Hawkins 2560 Comment
  RSA729699  Drymocallis glandulosa var. reflexa R. G. Swinney 1998-8-31 6873 Los Angeles San Antonio Ridge, saddle 1.2 mi. west of West Mt. Baldy. 2378 Comment
  RSA85787  Drymocallis glandulosa var. wrangelliana F. W. Peirson 696 Los Angeles Laurel Canyon Comment
  LA91444  Dryopteris arguta Bruce Douglas Clayton; Greg Shaw 1972-4-1 45 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, Shovel Spring. 502 Comment
  RSA596082  Dryopteris arguta T. S. Ross, Steve Boyd 1995-6-28 8648 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  CAS-BOT-BC109683  Dudleya cymosa subsp. marcescens K. Nakai 1982-4-14 859 Los Angeles Santa Monica Mountains, Lake Malibu, ca. 50 m south of the lakes spillway. Along Malibu Creek. 213 Comment
  SD106234  Dudleya cymosa subsp. marcescens K. Nakai, B. Broadbent 1980-5-4 595 Los Angeles Santa Monica Mountains, Malibu Creek State Park, ca. 1375 meters southeast of the junction of Cornell Road and Mulholland Highway. 249 Comment
  JEPS49900  Dudleya cymosa subsp. pumila Frank W. Peirson 1918-7-7 262 Los Angeles Ontario Ridge San Gabriel Mtns 2590 Comment
  SD50673  Dudleya densiflora Darley F. Howe 1959-6-21 Los Angeles San Gabriel Canyon, 1.0 mile from mouth. Comment
  RSA423534B  Dudleya farinosa G. D. Wallace 1965-5-8 s.n. Los Angeles L.A. County Comment
  POM265726  Dudleya lanceolata J. C. Roos 1937-6-29 1788 Los Angeles Malibu Beach. Comment
  RSA229715  Dudleya lanceolata R. F. Thorne, C. W. Tilforth 1969-6-26 38201 Los Angeles Big Rock Creek Canyon at Sycamore flat campground, SW slope of Pinyon Ridge 1295 Comment
  LA210016  Dudleya lanceolata Joan Malloy; 1952-6-10 Los Angeles Santa Monica Mountains, Crater Camp Comment
  SD73457  Dudleya lanceolata R. S. Woglum 1935-6-15 813 Los Angeles San Gabriel Mountains, San Gabriel River. Comment
  SD129829  Dudleya virens Blanche Trask 1902-7-16 Los Angeles Santa Catalina Island Comment
  CATA3551  Dudleya virens subsp. insularis Peter J. Dixon 2018-5-30 115 Los Angeles Santa Catalina Island: Interior; Upper Middle Canyon; +/- 100 m west of Junction of Airport Rd. and Middle Ranch Rd, near hairpin turn; steep, rocky road embankment, w-facing, diorite/dacite parent material. 0 Comment
  RSA26377  Dudleya virens subsp. insularis Reid V. Moran 1941-5-27 874 Los Angeles 1/4 mile east of Point Vicente 20 Comment
  UCD98653  Dysphania ambrosioides Daryl Koutnik 1978-8-24 s.n. Los Angeles 6922 Hesperia Avenue, Reseda. 213 Comment
  UCR223671  Dysphania botrys R. G. Swinney 2009-8-25 11495 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  IRVC28757  Echinochloa colona A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-6 25550 Los Angeles north of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons Santa Clara River Valley 274 Comment
  UCR259079  Echinochloa crus-galli R. G. Swinney 2010-10-15 14050 Los Angeles San Gabriel Mountains, from Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake 329 Comment
  RSA0034439  Echinochloa crus-galli Gary D. Cromwell 1979-6-1 s.n. Los Angeles Along Walnut Ave., San Dimas. Comment
  RSA699876  Echium candicans LeRoy Gross 2004-3-19 1210 Los Angeles San Rafael Hills: North section of hills; Gate # 4 Along Ridge Motorway (dirt road) at corner of Camino San Rafael and Flintridge drive. 502 Comment
  RSA0038425  Echium fastuosum L. Haines 1950-5-2 s.n. Los Angeles Varara Estate, Bel Air. Comment
  RSA746792  Ehrharta calycina R. G. Swinney 2008-3-26 8567 Los Angeles San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  POM357047  Ehrharta erecta Robert Gustafson 1981-4-14 2178 Los Angeles Ballona Wetlands, Area 2. Comment
  IRVC28416  Ehrharta erecta A. C. Sanders 2003-5-26 26838 Los Angeles 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 San Gabriel Valley 171 Comment
  SD252242  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
  UCD169229  Eleocharis R. G. Swinney 2009-5-28 10924 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  UCR242055  Eleocharis acicularis Dan S. Cooper 2012-8-3 812- 52 Los Angeles Los Angeles Basin, Sepulveda Basin along unchannelized portion of Los Angeles River c. halfway between Balboa Blvd and Burbank Blvd 206 Comment
  SBBG105375  Eleocharis macrostachya R. M. Beauchamp 1976-5-23 4158 Los Angeles beside rd at curve N of Middle Ranch site, W of Boulder Grade 472 Comment
  RSA602758  Eleocharis palustris L. C. Wheeler 1967-8-8 10341 Los Angeles San Gabriel Mountains, Angeles National Forest: East Fork of Alder Creek at Chilao Flat 1555 Comment
  UCR127002  Elymus elymoides A. C. Sanders, Mark A. Elvin 2003-6-18 26942 Los Angeles Santa Susana Mountains, along road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch 854 Comment
  UCR190883  Elymus elymoides R. G. Swinney, Cody Clarke 2001-6-20 8002 Los Angeles San Gabriel Mtns., summit of Mt. Lewis, NW of Dawson Saddle 2560 Comment
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Feb 6 2013
  UCR223360  Elymus elymoides R. G. Swinney 2009-5-20 10827 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  POM359919  Elymus elymoides subsp. elymoides Gary D. Wallace 1979-5-26 1850 Los Angeles San Gabriel Mountains: along Angeles Forest Highway just west of Clear Creek Ranger Station Comment
  RSA0091532  Elymus elymoides subsp. elymoides R. G. Swinney 2011-6-14 15128 Los Angeles Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA597388  Elymus elymoides subsp. elymoides Timothy S. Ross, Steve Boyd 1990-6-18 3506 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. San Gabriel Mountains. 1744 Comment
  CDA31745  Elymus glaucus L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns. Campground vicinity, Devil s Canyon Comment
  UCR88522  Elymus glaucus Scott D. White, Chet McGaugh 1995-5-16 3060 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
  RSA611044  Elymus glaucus subsp. jepsonii L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: West side of Bear Creek, off West Fork San Gabriel River. 610 Comment
  POM1329  Elymus multisetus Le Roy Abrams 1901-05 1670 Los Angeles Balluna [Ballona] Harbor. 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
  UC697629  Emmenanthe penduliflora Kay H. Beach 1942-10-1 1636 Los Angeles North slope of Sunset Peak; San Gabriel Mountains, San Dimas Experimental Forest 1600 Comment
  UCR277046  Emmenanthe penduliflora R. G. Swinney 2010-6-8 13230 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 100-300 m south of Placerita Cyn. in Los Pinetos Cyn. 598 Comment
  CATA636  Emmenanthe penduliflora var. penduliflora Mark L. Hoefs 1991-4-16 1101 Los Angeles Santa Catalina Island: Renton Mine Road 249 Comment
  RSA191092  Emmenanthe penduliflora var. penduliflora Robert F. Thorne 1967-6-25 37081 Los Angeles Along fire-road between Cobal and Evey Canyons. 732 Comment
  CAS-BOT-BC131201  Encelia californica Martin A. Piehl 1962-10-3 62524 Los Angeles Cottonwood Canyon near bridge along main road, W side island, Santa Catalina Island Comment
  SD51923  Encelia californica Peter H. Raven 1962-5-9 17659 Los Angeles San Clemente Island, along road just north of Guds. 249 Comment
  SEINET4024165 Image available Encelia californica M. B. Dunkle 1939-1 7280 Los Angeles San Clemente Island, Pyramid Cove. Comment
  RSA552388  Ephedra nevadensis D. Charlton 1991-4-18 5181 Los Angeles Piute Ponds, Edwards Air Force Base. Old Homestead road just east of ponds, south of Rosamond Dry Lakebed. 701 Comment
  RSA0080730  Epilobium canum R. G. Swinney 2010-9-9 13755 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA774608  Epilobium canum R. G. Swinney 2009-7-29 11410 Los Angeles Pacifico Mountain summit. 2134 Comment
  UCR271156  Epilobium canum R. G. Swinney 2011-7-8 15508 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), the middle elevation (& smallest ) of three natural depressions at the north base of Strawberry Peak 1183 Comment
  CAS-BOT-BC166188  Epilobium canum subsp. canum R. J. Dobbs 1924-8-6 s.n. Los Angeles 4/5 mile north of Swetzer [Switzer] Stream Trail Comment
  LA94391  Epilobium canum subsp. canum Norman A. Cole; May 1964 316 D Los Angeles Santa Monica Mountains, 9.7 mi from Pacific Coast Hwy along Piuma Rd 365 Comment
  RSA272051  Epilobium canum subsp. canum Arthur L. Cohen 1934-8-2 489 Los Angeles Beverly Drive, Santa Monica. 61 Comment
  RSA595030  Epilobium canum subsp. canum Steve Boyd, Lauren Raz 1996-10-8 8993 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08. 561 Comment
  RSA330813  Epilobium canum subsp. latifolium Wayen E. Sawyer 1981-7-7 82 Los Angeles Angeles National Forest: Ca Hwy 2 between Dawson saddle and junction of Ca Hwy 39, 2.75 mi. from Dawson Saddle. Comment
  UCR256859  Epilobium ciliatum R. G. Swinney 2010-10-13 14019 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  RSA587458  Epilobium ciliatum subsp. ciliatum Orlando Mistretta 1995-4-11 1618 -A Los Angeles San Gabriel Mountains. Santiago canyon. Canyon and slopes draining W slopes of Santiago Canyon ca. 1 mi. SW of confluence with Little Rock Creek. 1098 Comment
  UCR223660  Epipactis gigantea R. G. Swinney 2009-6-12 11146 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  RSA295391  Epipactis gigantea Russell S. Woglum 1937-7-17 834 Los Angeles Soldier's Creek, Upper San Gabriel River Canyon. 1219 Comment
  CAS-BOT-BC57174  Equisetum hyemale subsp. affine 1904-1-1 s.n. Los Angeles unspecified Comment
  CAS-BOT-BC57175  Equisetum hyemale subsp. affine Robert F. Thorne; C. W. Tilforth 1971-6-17 39939 Los Angeles 2 mi. up Lower Tujunga Rd. from Forestry Headquarters, Little Tujunga Creek, San Gabriel Mts., Angeles National Forest 457 Comment
  RSA579861  Equisetum hyemale var. affine T. S. Ross, Steve Boyd 1994-5-24 7841 Los Angeles 'Cottonwood Swamp'' Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. 512 Comment
  UCR239950  Equisetum laevigatum R. G. Swinney 2009-11-16 11641 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  UCSB8210  Equisetum laevigatum Crum, Charles 1958-7-3 Los Angeles Crystal Lake roadside, near Los Angeles. 121 Comment
  SD81411  Equisetum laevigatum Louis C. Wheeler 1931-7-12 Los Angeles San Antonio Mountains, San Dimas Canyon 455 Comment
  LA5507  Equisetum telmateia subsp. braunii O. A. Plunkett; 1926-5-20 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park, Swampy banks along Los Angeles River. Comment
  RSA608939  Equisetum telmateia var. braunii L. C. Wheeler 1931-6-21 s.n. Los Angeles Base of San Gabriel Mountains: Live Oak Canyon. Comment
  RSA756985  Eragrostis A. C. Sanders 2009-11-6 37214 Los Angeles Madrona Marsh, Torrance 24 Comment
  UCD62985  Eragrostis cilianensis H. S. Yates 1936-8-28 6357 Los Angeles 5 miles ESE of Palmdale. 813 Comment
  RSA578718  Eremalche exilis Tim S. Ross, J. Mark Porter 1994-5-1 7575 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  CAS-BOT-BC174385  Eremogone macradenia var. arcuifolia Steve Boyd; Timothy S. Ross; Laura Moore; Valerie Soza 1997-7-8 10011 Los Angeles Liebre Mountains Region: Western summit of Liebre Mountain, a distinctive, rounded knoll south of head of Cold Canyon 1706 Comment
  CAS-BOT-BC162892  Eremothera boothii subsp. desertorum A. D. E. Elmer 1902-6-1 3985 Los Angeles Lancaster Comment
  UCSC011211  Eriastrum densifolium Adam Searcy 2015-7-24 71 Los Angeles Santa Clarita, Vista Canyon Ranch, Santa Clara River Comment
  RSA0105894  Eriastrum densifolium subsp. austromontanum Thos. Craig 1927-6-19 462 Los Angeles Soledad Canon [canyon] Road near junction with Mint Canyon Road. Comment
  SD236367  Eriastrum densifolium subsp. austromontanum Mark S. Brunell 1993-7-22 140 Los Angeles Mojave Desert/San Gabriel Mtns.: County Hwy s4 (204th street east), 7.4 km south of hwy 138 , northern mouth of Grandview Canyon, along west side of Hwy S4. 1396 Comment
  RSA0104651  Eriastrum densifolium subsp. austromontanum F. W. Peirson 1919-7-29 521 Los Angeles Summit of Mt. Wilson, San Gabriel Mountains 1738 Comment
  CATA3128  Eriastrum filifolium Amy Catalano 2016-5-26 134 Los Angeles Santa Catalina Island: South facing slope on north side of Buffalo Springs Reservoir, southwest of lower Buffalo Springs Reservoir 379 Comment
  LA200745  Eriastrum sapphirinum John O'Leary; 1974-5-27 293 Los Angeles 274 Comment
  UC1302324  Eriastrum sapphirinum Peter H. Raven and Robert F. Thorne 1964-5-7 19018 Los Angeles near Seminole Hot Springs (edges of fire break); Santa Monica Mountains, Saddle Rock Ranch Comment
  UCR222803  Eriastrum sapphirinum R. G. Swinney 2009-5-9 10705 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, San Gabriel River near Van Tassel Canyon confluence, 1.2 miles north of Foothill Blvd. on east side of El Encanto Parkway 183 Comment
  JEPS123263  Eriastrum sapphirinum David Gowen 2005-5-11 308 Los Angeles Hwy 138 (West Ave. D) west of Lancaster. Sandy soil at the SW corner of the intersection with 210th St. West. Comment
  CAS-BOT-BC514996  Eriastrum sapphirinum subsp. dasyanthum Louis C. Wheeler 1933-6-24 1881 Los Angeles Verdugo Creek, Verdugo Hills 533 Comment
  SD113887  Eriastrum sapphirinum subsp. dasyanthum D. F. Howe June 1915 77 Los Angeles Claremont. Comment
  RSA0124687  Eriastrum sparsiflorum Steve Boyd, Lauren Raz 1997-6-17 9951 Los Angeles Liebre Mountains region: Upper northeastern flank of Burnt Peak, head of Fish Canyon watershead along Forest Service Road 7N23A. 1646 Comment
  POM359390  Ericameria linearifolia Robert Gustafson 1982-4-26 2546 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 975 Comment
  POM359393  Ericameria linearifolia Florence Collins 1942-2-27 s.n. Los Angeles Griffith Park Planetarium. Comment
  RSA777530  Ericameria linearifolia R. G. Swinney 2009-5-20 10822 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  UCR223819  Ericameria linearifolia R. G. Swinney 2009-6-17 11190 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  SEINET6078182  Ericameria linearifolia Unknown 1967-5-23 9683 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  OBI83559  Ericameria nauseosa R. G. Swinney 2009-11-13 11600 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: confluence of Little Rock Creek and Carr. Canyon, N. of Mt Emma Rd. 908 Comment
  SBBG62961  Ericameria nauseosa var. hololeuca R. Hoffmann 1928-11-9 Los Angeles near Lang Comment
  RSA748458  Ericameria nauseosa var. oreophila R. G. Swinney 2001-8-18 8058 Los Angeles Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge. 2250 Comment
  RSA616058  Ericameria parishii Scott D. White 1997-1-20 6054 Los Angeles Santa Clara River Watershed: Headwaters of Iron Canyon and Oak Springs Canyon. 1160 Comment
  UCR70785  Ericameria parishii C. B. Wolf 1931-10-20 01335 Los Angeles San Gabriel Mtns., just below the Padua Hills Theatre above Claremont, west slope of mts. 457 Comment
  JEPS30502  Ericameria parishii var. parishii Peter H. Raven and Henry J. Thompson 1959-10-31 14722 Los Angeles 5.8 mi n Sunset Boulevard; Santa Monica Mountains, Mandeville Canyon 365 Comment
  RSA502806  Ericameria parishii var. parishii Timothy S. Ross, Annette Ross 1989-9-20 1787 b Los Angeles San Antonio Canyon near north west base of Spring Hill 1024 Comment
  RSA255851  Ericameria pinifolia C. W. Tilforth 1975-10-14 1195 Los Angeles between College Ave and Mills Ave, N of Foothill Blvd Comment
  SD68969  Ericameria pinifolia J. Massey 1965-10-9 999 Los Angeles Wash outside Rancho Santa Ana Botanic Garden Comment
  RSA774882  Erigeron foliosus Dan S. Cooper 2007-6-8 s.n. Los Angeles Brush Canyon, Griffith Park. Comment
  UCD131916  Erigeron foliosus Louis C. Wheeler 1970-7-25 s.n. Los Angeles San Gabriel Mountains, Heliport 0.3 mile north of South Mt. Hawkins. 2286 Comment
  RSA91034  Erigeron foliosus F. W. Peirson 1903-1 1288 Los Angeles Elysian Park, Los Angeles, Southern California Comment
  POM357455  Erigeron foliosus var. foliosus B. C. Templeton 1932-7-21 5047 Los Angeles East Blue Ridge, Big Pines Park. San Gabriel Mountains 2134 Comment
  UC468819  Erigeron foliosus var. foliosus J. Grinnell 1903-6-27 Los Angeles Arroyo Seco Pasadena, Arroyo Seco Comment
  RSA650456  Erigeron foliosus var. foliosus Marion P. Harthill 1971-9-25 584 Los Angeles Mt. Baden Powell, Angeles National Forest. 2438 Comment
  RSA596992  Erigeron foliosus var. stenophyllus Steve Boyd, Lauren Raz 1996-9-24 8966 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
  RSA93113  Erigeron philadelphicus F. W. Peirson 1920-5-12 2761 Los Angeles El Monte Comment
  RSA0115443  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-6-1 13169 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
  RSA455001  Eriodictyon crassifolium var. nigrescens Wm. Martin 1972-4-1 s.n. Los Angeles Gold Creek, Little Tujunga. Comment
  RSA580962  Eriodictyon crassifolium var. nigrescens Jamie Kneitel 1995-4-9 18 Los Angeles San Gabriel Mountains, 100 m. off Angeles Forest Highway, 3.5 miles north of junction with Angeles Crest Highway 915 Comment
  UCR259675  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-4-1 12139 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-BC188964  Eriodictyon parryi Alice Eastwood 1919-6-20 9012 Los Angeles Mount Wilson Comment
  SBBG13123  Eriodictyon traskiae E. R. Blakley 1962-10-3 5390 Los Angeles E side of Black Jack Mtn at the start of rd to White's Landing 411 Comment
  UC635081  Eriogonum angulosum Herbert L. Mason 1926-4-26 2996 Los Angeles 1 mi e Palmdale; Mohave Desert Comment
  HSC94026  Eriogonum baileyi var. baileyi Steve Boyd, T. S. Ross, L. Moore, Valerie Soza 1997-7-8 10008 Los Angeles SE flank of Liebre Mtn., along ridge dividing Fish Cyn. and Bear Cyn. drainages, NE of Atmore meadows, along rough dirt track following old fuel break. 1524 Comment
  POM187759  Eriogonum baileyi var. baileyi Thos. Craig 1932-10-9 2026 Los Angeles Hills 3 mi south of Vincent; border of San Gabriel Mts. 1220 Comment
  RSA393137  Eriogonum cinereum Tom Burch 1940-4-19 s.n. Los Angeles Malabu [Malibu] Coast. Comment
  RSA716477  Eriogonum cithariforme Scott D. White, Andrea Warniment 2006-7-7 11601 Los Angeles Gorman area, west of the I-5 Freeway at SR-138 interchange. SE Tehachapi Mts. 1006 Comment
  POM18999  Eriogonum cithariforme var. agninum P. A. Munz 1923-8-31 7675 Los Angeles San Gabriel Mountains: ridge south of Swartout Valley 2591 Comment
  POM263247  Eriogonum davidsonii J. C. Roos 1937-7-18 403 Los Angeles San Antonio Canyon, between Los Angeles and San Bernardino counties. Comment
  UCR271182  Eriogonum davidsonii R. G. Swinney 2011-9-27 15699 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  POM306178  Eriogonum davidsonii Henry J. Ramsey, Henry J. Ramsey 1937-9-2 s.n. Los Angeles Angeles Crest Highway. Comment
  RSA766329  Eriogonum davidsonii F. R. Fosberg, Joseph A. Ewan 1931-8-10 s.n. Los Angeles Crystal Lake, N fork San Gabriel River. San Gabriel Mountains. 1616 Comment
  UCR239953  Eriogonum elongatum R. G. Swinney 2009-11-16 11644 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  POM13682  Eriogonum elongatum var. elongatum P. A. Munz 1922-9-14 6420 Los Angeles San Gabriel Mountains: Spring Hill, San Antonio Canyon. 854 Comment
  POM2230  Eriogonum elongatum var. elongatum D. L. Crawford 1915-10-27 506 Los Angeles San Bernardino Mountains: Stoddard Canyon - Claremont. Comment
  LA78814  Eriogonum fasciculatum H. Lewis; 1942-12-1 247 Los Angeles Caltech Campus, Pasadena Comment
  RSA393513  Eriogonum fasciculatum Richard C. Barkelew 1932-4-22 s.n. Los Angeles Nichols Canon. Comment
  RSA747091  Eriogonum fasciculatum A. C. Sanders, T. B. Salvato 2009-5-19 36817 Los Angeles Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center. 110 Comment
  UCR223284  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2009-7-23 11381 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
  CAS-BOT-BC253259  Eriogonum fasciculatum var. foliolosum Timothy S. Ross; Annette H. Ross 1991-6-3 5549 Los Angeles Undeveloped slopes west of California State Polytechnic University, Pomona, San Dimas USGS 7.5' Qudrangle, San Jose Hills 335 Comment
  RSA393510  Eriogonum fasciculatum var. foliolosum Kenneth R. Montgomery, T. Strid 1973-6-18 73 -160 Los Angeles San Gabriel Mountains: Dillon Divide, site of LASCA Cistus field plot. Comment
  UCR127239  Eriogonum fasciculatum var. foliolosum Mark A. Elvin 2003-5-25 2927 B Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Salt Creek, mesa in middle of Salt Creek drainage 595 Comment
  RSA580320  Eriogonum fasciculatum var. polifolium Tim S. Ross, S. D. Boyd 1994-5-25 7937 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
  CAS-BOT-BC253462  Eriogonum gracile Frank W. Peirson 1923-10-7 4164 Los Angeles Newhall at R.R. Station, San Gabriel Mts. Comment
  RSA0086924  Eriogonum gracile R. G. Swinney 2010-6-23 13337 Los Angeles 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
  UC56077  Eriogonum gracile J. H. Barber 1898-7-24 Los Angeles Sepulveda Canyon Comment
  RSA674582  Eriogonum gracile var. gracile Scott D. White 2000-8-25 8126 Los Angeles San Gabriel Mts: Tanbark Flats, in San Dimas Experimental Forest. 732 Comment
  UCR127661  Eriogonum gracile var. gracile A. C. Sanders, Mark Elvin 2002-6-18 25136 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Sawtooth Ridge' area c. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533 518 Comment
  UCR127668  Eriogonum gracile var. gracile A. C. Sanders 2003-6-18 26936 Los Angeles N end of Santa Susana Mtns., ridge c. 900 m SW of 'Airport Mesa,' 1 mile SW of Castaic Junction, vicinity of BM 1302 ft., Newhall Ranch 396 Comment
  UCR127673  Eriogonum gracile var. gracile Mark A. Elvin 2003-8-13 2985 Los Angeles Santa Clarita Valley, Newhall Ranch, Santa Clara River at the mouth of Long Canyon 274 Comment
  RSA393213  Eriogonum grande var. grande F. R. Fosberg 1931-12-10 7150 Los Angeles Santa Catalina Island: Pebble Beach Road. 5 Comment
  HSC104217  Eriogonum heermannii R. G. Swinney 2008-8-13 9408 Los Angeles San Gabriel Mtns.: junction of High Desert Recreational Trail (10W09) and Dorr Canyon, 0.6 mi. S of Big Rock Creek Rd. 1634 Comment
  JEPS56881  Eriogonum heermannii var. heermannii Frank W. Peirson 1918-6-18 23 Los Angeles Lower Rock Creek Canyon San Gabriel Mts., Lower Rock Creek Canyon 1219 Comment
  RSA65213  Eriogonum heermannii var. heermannii F. W. Peirson 1918-6-18 23 Los Angeles Rock Creek, north base of San Gabriel Mountains. 1250 Comment
  RSA679873  Eriogonum maculatum LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 870 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 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
  CAS-BOT-BC268777  Eriogonum mohavense Katharine Brandegee No date on label s.n. Los Angeles Lancaster Comment
  RSA393686  Eriogonum mohavense T. W. Minthorn 1925-5-30 s.n. Los Angeles Palmdale ? Comment
  RSA552592  Eriogonum mohavense D. Charlton 1991-5-18 5193 Los Angeles Piute Ponds, Edwards Air Force Base. Old Homestead road just east of ponds, south of Rosamond Dry Lakebed. 701 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
  UCR45041  Eriogonum parvifolium A. C. Sanders 1986-7-30 6826 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  SFV1016  Eriogonum plumatella M. L. Vincent 1962-10-4 298 Los Angeles San Gabriel Mountains 131st Street East and Pallett Creek Road. Roadside. 1170 Comment
  RSA0111949  Eriogonum pusillum Richard G. Swinney 2011-4-19 14400 Los Angeles San Gabriel Mountains: San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  SFV1017  Eriogonum pusillum M. L. Vincent 1962-5-7 235 Los Angeles San Gabriel Mountains 1 mile off main highway, 0.5 miles northwest of Valyermo. 1140 Comment
  UCR182226  Eriogonum pusillum R. G. Swinney 1998-4-14 6002 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  RSA524638  Eriogonum roseum Tim S. Ross, S. D. Boyd 1990-6-6 2813 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  UC1922354  Eriogonum roseum Scott D. White, A. Warniment 2006-7-6 11606 Los Angeles SE TEHACHAPI MTNS.: Gorman area, sag ponds and adj. slopes just N of Gorman Post Rd. Comment
  JEPS56302  Eriogonum saxatile F. R. Fosberg and J. Ewan 1931-8-12 4922 Los Angeles n slope Mount Islip Mount Islip 2438 Comment
  RSA300691  Eriogonum saxatile James R. Shevock 1974-7-19 3731 Los Angeles San Gabriel Mountains, Angeles National Forest: along Forest Service road 3N17, 7.4 miles east of Bear Divide Station and 14.2 miles west of Mt. Gleason. 1220 Comment
  RSA580465  Eriogonum saxatile Tim S. Ross, S. D. Boyd 1994-5-11 7829 Los Angeles Sawmill Mountain: center summit area, along Maxwell Truck Trail; ca 1370 m ESE of Upper Shake Campground. 1405 Comment
  RSA766275  Eriogonum saxatile Joseph A. Ewan 1936-7-19 9745 a Los Angeles San Gabriel Mts. Prairie fork. 2195 Comment
  RSA0014586  Eriogonum thurberi Orlando Mistretta, Christine Mistretta 2011-6-18 5714 Los Angeles Aliso Cyn drainage, E side of Gleason Cyn on Forest Rd. 4N24. 1508 Comment
  CAS-BOT-BC268173  Eriogonum umbellatum var. minus H. E. McMinn 1926-7-22 1790 Los Angeles Bear Flat trail to Mt. San Antonio Comment
  SD1304  Eriogonum umbellatum var. munzii Ruth B. Randall 1931-7-19 Los Angeles Swartout, on rocky hillside; San Bernardino Mountains 1950 Comment
  CAS-BOT-BC265216  Eriogonum umbellatum var. subaridum J. Aug. Kusche 1929-7-12 s.n. Los Angeles Forest Camp, Mojave Desert 1219 Comment
  SBBG64215  Eriogonum vimineum M. N. Ackley -May-1927 862 Los Angeles Little Rock foothills 914 Comment
  RSA0036146  Eriogonum vimineum Anstruther Davidson 1891-1 1876 Los Angeles Little Rock Creek. Comment
  RSA62952  Eriogonum wrightii var. membranaceum C. Shay, K. Crawford 1951-9-17 s.n. Los Angeles Saddle Peak Drive, Santa Monica Mountains. Comment
  CAS-BOT-BC264994  Eriogonum wrightii var. subscaposum Peter Kamb 1947-9-28 742 Los Angeles Above Pine Flats, San Gabiel Mts. 1981 Comment
  CAS-BOT-BC297974  Eriophyllum confertiflorum Barton W. Evermann 1916-5-15 s.n. Los Angeles Newhall Comment
  RSA747098  Eriophyllum confertiflorum A. C. Sanders, Teresa B. Salvato 2009-5-19 36827 Los Angeles Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 110 Comment
  RSA771641  Eriophyllum confertiflorum R. G. Swinney 2009-6-2 10989 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  SBBG131943  Eriophyllum confertiflorum S. A. Junak 2000-5-19 SCa 1316 Los Angeles N-facing slope overlooking Button Shell Beach, N side of ridge between Button Shell Camp and White's Landing, just W of powerline route 164 Comment
  UCR194012B  Eriophyllum confertiflorum R. G. Swinney 1999-6-5 7250 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  UCR71305  Eriophyllum confertiflorum Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4327 Los Angeles Channel Islands, San Clemente Island: E side of island near Malo Point, second canyon south of Bryce Canyon Comment
  RSA0073230  Eriophyllum confertiflorum Bonnie C. Templeton 1931-5-17 1214 Los Angeles Boquet Canyon, San Gabriel Mts. Comment
  SEINET11850699  Eriophyllum confertiflorum Unknown 1965-1 s.n. Los Angeles Santa Monica Mts, Benedict Canyon, Beverly Hills, on Ferrari Drive near intersection of Summit Rd Comment
  CATA158  Eriophyllum confertiflorum var. confertiflorum Mark L. Hoefs, A. Douglas Propst 1973-3-14 119 Los Angeles Santa Catalina Island: West side of White's Landing, on bank behind beach 7 Comment
  RSA0091747  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-5-26 14860 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  RSA599341  Eriophyllum confertiflorum var. confertiflorum Steve Boyd, Lauren Raz 1997-3-26 9370 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  SEINET13276778 Image available Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-1 14493 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  RSA587259  Eriophyllum pringlei Orlando Mistretta 1994-5-13 1210 Los Angeles San Gabriel Mts; Little Rock Creek; slopes E of creek opposite confluence with Kitter Canyon. 1067 Comment
  RSA719028  Eriophyllum pringlei R. G. Swinney 1998-4-14 5974 Los Angeles Pinyon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands. 1299 Comment
  UC1118220  Eriophyllum pringlei A. D. Gifford 1935-4-11 8997 Los Angeles 3 mi sse Manzana; Tejon Quad. 1066 Comment
  SFV6476  Eriophyllum wallacei T. Gordon, W. C. Willig, K. A. Wilson, D. R. Perry 1974-4-26 175 Los Angeles San Gabriel Mountains Lone Pine Canyon Road, 3 miles from Cajon Pass. Comment
  UCSB17932  Eriophyllum wallacei Shaw, Merrilee 1963-5-3 Los Angeles State Highway 138, 4 miles W of San Bernardino County Line, Mojave Desert 1066 Comment
  CDA4364  Erodium botrys L. C. Wheeler 1947-4-13 6467 Los Angeles 1/4 mile upstream from Rosemead Boulevard near El Monte, Rio Hondo. 0 Comment
  RSA657644  Erodium botrys Mary C. Hunter 1994-5-25 20 Los Angeles Altadena foothills; Top of Lake Ave; East of Lake Ave. Comment
  UCR178051  Erodium cicutarium LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 691 Los Angeles Transverse Ranges: Verdugo Mtns, south side of mountains, along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway 783 Comment
  UCR220257  Erodium cicutarium R. G. Swinney 2009-4-28 10509 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  RSA329731  Erysimum capitatum Gary D. Wallace 1966-3-25 206 Los Angeles San Gabriel Mountains: Millard Canyon 5 miles north of Pasadena 915 Comment
  LA204348  Erysimum capitatum var. capitatum Carl Epling; 1931-5-16 sn Los Angeles San Gabriel Mountains, Big Pines Camp Comment
  RSA783066  Erysimum capitatum var. capitatum J. D. Olmsted 1958-3-11 49 Los Angeles Pomona College campus, [city of] Claremont, near eastern boundary of Los Angeles County. Gradual southward drainage along San Antonio Creek in Blanchard Park. 366 Comment
  CAS-BOT-BC402729  Eschscholzia caespitosa Carl Epling 1931-4-18 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  RSA656477  Eschscholzia caespitosa Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 728 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. 518 Comment
  UC457259  Eschscholzia caespitosa Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  RSA188115  Eschscholzia californica Robert F. Thorne, Percy C. Everett 1965-6-22 34846 Los Angeles Santa Catalina Island: Renton Mine area. 244 Comment
  RSA318985  Eschscholzia californica T. S. Elias, Walter Wisura 1984-7-25 8521 Los Angeles N of Malibu, Point Dume, Comment
  POM243804  Eschscholzia californica F. R. Fosberg 1931-5-21 4954 Los Angeles Between Howlands Landing and Johnsons Landing 10 Comment
  POM385  Eschscholzia californica var. peninsularis Dian Haynes 1893-05 s.n. Los Angeles Collected near Pasadena Comment
  JEPS51798  Eschscholzia minutiflora Frank W. Peirson 1919-6-15 487 Los Angeles Rock Creek San Gabriel Mountains 1295 Comment
  RSA718269  Eschscholzia minutiflora R. G. Swinney 1998-4-14 5993 Los Angeles Pinon Hills area, 0.7 miles west of 237th St. at Panarama Rd., NW of mouth of Mescal Cyn., Mescal Highlands, 2.7 miles south of Ft. Tejon Rd. 1402 Comment
  RSA171449  Eschscholzia ramosa Mark Parratt 1963-4-26 548 Los Angeles Isthmus area, Santa Catalina Island. Comment
  RSA0012596  Eucalyptus globulus Tim S. Ross, Annette Ross 1991-6-3 5556 -a Los Angeles San Jose Hills: undeveloped slopes west of California State Polytechnic University, Pomona. 274 Comment
  UCR207705  Eucalyptus polyanthemos Justin M. Wood 2009-4-13 479 Los Angeles San Gabriel Mountains, Foothills above the city of Sierra Madre, 'one carter estates' at the end of Baldwin Ave. 67 Comment
  RSA604730  Eucrypta chrysanthemifolia Louis C. Wheeler 1933-4-27 1664 Los Angeles San Pedro Hills 305 Comment
  SBBG18218  Eulobus californicus M. A. Piehl 1963-5-30 63492 Los Angeles just W of Rocky Pt cmpgrd, Little Rock Reservoir, 5.5 mi SW of Little Rock Comment
  UCR262472  Euphorbia albomarginata Esther Chuang 2013-5-27 47 Los Angeles Walnut, along trail between houses near 21755 Buckskin Dr. 244 Comment
  UCD142571  Euphorbia melanadenia Louis C. Wheeler 1964-6-8 8479 Los Angeles San Gabriel Mountains. Burbank Canyon, W of Thompson Creek Dam. Comment
  UCD142563  Euphorbia melanadenia Daryl Koutnik; John Cuti 1978-4-19 374 Los Angeles Verdugo Mountains on fireroad from Stough Canyon to La Crescenta. 548 Comment
  CAS-BOT-BC202542  Euphorbia misella E. R. Blakley 1963-12-7 6329 Los Angeles California Channel Islands. Mouth of first large canyon w. of Pyramid Head. Toward Pyramid Cove. San Clemente Island 22 Comment
  RSA627500  Euphorbia ocellata var. ocellata L. C. Wheeler 1965-6-21 8694 Los Angeles Alpine Butte: ca 3 mi east of 90th street east and Ave 6 on Ave 0 ca 1 mile west of Alpine Butte. Wildflower Sanctuary. Comment
  RSA720156  Euphorbia peplus LeRoy Gross 2007-4-21 2648 Los Angeles East end of the range; Small canyon or draw. End of Capistrano Ave. just pass the intersection with El Rito Ave. City of Glendale. 336 Comment
  SBBG67751  Euphorbia peplus M. N. Ackley 1929-1-13 356 Los Angeles Coolidge Rare Plant Gardens, Pasadena 259 Comment
  UCR219341  Euphorbia serpens Lorraine Weller 2009-7-7 070709- 08 Los Angeles Los Angeles, Stanford-Avalon Community Gardens, 658 East 111th Place 34 Comment
  RSA600991  Euphorbia serpillifolia subsp. serpillifolia L. C. Wheeler 1967-6-26 9887 Los Angeles Elsmere Canyon. 441 Comment
  CDA4880  Euphorbia terracina T. C. Fuller 1967-10-23 16495 Los Angeles Botanic Garden, UCLA., Westwood. Comment
  SBBG98441  Extriplex californica T. Ross 1991-5-22 5440 Los Angeles Spray Pt, W side of island ca. 5300 ft N of Eel Pt 5 Comment
  LA33395  Festuca microstachys Peter H. Raven; Henry J. Thompson 1959-5-5 14125 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 274 Comment
  SBBG31428  Festuca microstachys R. F. Thorne 1967-5-18 Los Angeles Salta Verde, above Wild Boar Gully, Cercocarpus Arroyo 213 Comment
  UCR153321  Festuca microstachys A. C. Sanders, T. B. Salvato 2005-4-26 29737 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, bowl between ridges at NE end of Cruzan Mesa, just south of Vasquez Canyon Road 595 Comment
  UCR266345  Festuca microstachys D. E. Bramlet 1999-4-27 2740 Los Angeles Western Transverse Range, Agoura Hills, Yerba Buena Elementary School proposed site (subsequently built), 34 acres, end of Reyes Adobe Rd. near Ventura Co. line 317 Comment
  UCR214612  Festuca myuros A. C. Sanders, Dan S. Cooper 2010-3-12 37353 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR271560  Festuca myuros R. G. Swinney 2011-3-18 14147 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  LA206559  Festuca myuros Marjorie Bowler; 1937-10-21 Los Angeles Santa Monica Mountains, Gayley Avenue above Westwood Village, West Los Angeles Comment
  UCR127193  Festuca octoflora A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26279 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, c. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 457 Comment
  UCR165063  Festuca octoflora A. C. Sanders, Helen Kennedy 2005-4-13 29462 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCR206153  Ficus carica R. G. Swinney 2008-5-30 8897 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  RSA628700  Filago arizonica L. C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island. 0.3 mile south southeast Isthmus Bench Mark. 122 Comment
  LA200196  Filago californica Jonathan Sauer; Bonnie Rich 1978-4-18 6006 Los Angeles Santa Monica Mountains, Topanga Canyon State Park Comment
  RSA644026  Filago californica Steven A. Junak 1978-4-15 SCa- 2 Los Angeles Santa Catalina Island. South side of creek near Cherry Valley Boy Scout Camp, lower Cherry Valley. 7 Comment
  POM277128  Filago californica E. S. Steele, H. S. Pratt 1935-5-10 s.n. Los Angeles West hills of Eagle Rock. Comment
  RSA747055  Filago gallica R. G. Swinney 2008-5-30 8885 Los Angeles San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  POM187496  Foeniculum vulgare L. C. Wheeler 1933-9-26 2129 Los Angeles San Gabriel Canyon, San Gabriel Mts. 335 Comment
  RSA586292  Forestiera pubescens Orlando Mistretta 1995-2-28 1528 Los Angeles San Gabriel Mountains, Carr Canyon. 1037 Comment
  SEINET3860296  Forestiera pubescens R. G. Swinney 2009-4-24 10482 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, ca 200 m below (north of) Littlerock Creek Dam.; 0 963 Comment
  CAS-BOT-BC52554  Frangula californica subsp. californica Louis C. Wheeler 1931-11-6 334 Los Angeles San Dimas Wash 335 Comment
  CAS-BOT-BC52555  Frangula californica subsp. californica Timothy S. Ross; Steve Boyd 1990-6-1 2728 Los Angeles Magnetic Springs: in Moody Canyon (ca 2.15 air-miles NW of Mt Gleason). Acton USGS 7.5' quad 1194 Comment
  CAS-BOT-BC52561  Frangula californica subsp. californica F. A. M. 1936-5-20 14677 Los Angeles Sepulveda Canyon Comment
  OBI8166  Frangula californica subsp. californica Lewis Meltz 1977-4-9 LM 24 Los Angeles 300m N of Eaton Cyn wash, 3 km E of Eaton Cyn bridge 457 Comment
  RSA0124090  Frangula californica subsp. californica Louis C. Wheeler 1967-7-18 10098 Los Angeles Yerba Buena Spring, Gold Creek of Little Tujunga [Canyon]. 1189 Comment
  CAS-BOT-BC223743  Frankenia salina L. R. Abrams; I. L. Wiggins 1931-7-7 402 Los Angeles Catalina Harbor, Santa Catalina Island Comment
  CAS-BOT-BC223415  Fraxinus dipetala Timothy S. Ross 1992-4-21 6218 Los Angeles San Gabriel Mountains. Glendora Ridge Road: on the divide between San Dimas Canyon & Cattle Canyon, draining northwestward toward Peacock Canyon 1158 Comment
  JEPS43923  Fraxinus dipetala Frank W. Peirson 1919-4-19 383 Los Angeles Pacoima Canyon San Gabriel Mountains 609 Comment
  RSA188527  Fremontodendron californicum subsp. californicum Robert F. Thorne, J. Olmstead 1965-8-26 35401 Los Angeles San Gabriel Mtns, Angeles National Forest: Cabin Flat along Prairie Fork, 1585 Comment
  RSA311427  Fremontodendron californicum subsp. californicum Michael C. Long 1974-5-19 s.n. Los Angeles Devil's Punchbowl County Park, south of parking area. Comment
  RSA367748  Fritillaria pinetorum M. Vincent 1962-5-7 238 Los Angeles Big Pine Camping Area, Camp Manzanita Comment
  CAS-BOT-BC520313  Fumaria officinalis R. G. Swinney 2010-3-16 11956 Los Angeles San Gabriel Mountains/Verdugo Mountains: Confluence of Little Tujunga Washa nd Big Tujunga Wash at I-210 crossing, within 50 m on N & S sides of I-210 329 Comment
  UCR127373  Galium angustifolium A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand 2002-8-8 25576 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
  UCR149889  Galium angustifolium R. G. Swinney 1999-6-18 7324 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  SEINET11171320  Galium angustifolium G. B. Grant 488 Los Angeles Pasadena, S. Cal. Comment
  UCD121565  Galium angustifolium J. Sauer; Tim Brothers 1981-5-2 6131 Los Angeles Santa Monica Mountains: Will Rogers Historical Park. Comment
  UC1584245  Galium angustifolium subsp. angustifolium Tim Ross and Steve Boyd 1990-6-6 2821 A Los Angeles Green Valley Pasture Lake Hughes USGS 7.5' quadrangle, San Francisquito Canyon 926 Comment
  POM367675  Galium angustifolium subsp. angustifolium Cameron Blake, Jane Turner, Francis M. Ball 1962-6-2 950 Los Angeles Off Angeles Crest Hwy, ca. 5 mi. N of La Canada. 793 Comment
  UCR141863  Galium angustifolium subsp. gabrielense R. G. Swinney 1997-8-19 5828 Los Angeles Eastern San Gabriel Mountains, San Antonio Peak (= Lookout Mountain), about 100 m N of summit on ridge saddle. 1994 Comment
  UC2026426  Galium angustifolium subsp. nudicaule Louis C. Wheeler 1968-5-31 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Devil's Canyon, just above the upper falls, below the campground, E of windy gap. Comment
  RSA592813  Galium aparine Steve D. Boyd, Orlando Mistretta 1996-5-1 8754 Los Angeles Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08. 1524 Comment
  SBBG89796  Galium aparine M. B. Dunkle 1939-4-3 7220 Los Angeles Chenetti Cyn Comment
  UCD121714  Galium aparine Geoffrey Levin 1974-4-27 45 Los Angeles Evey Canyon, a side canyon of San Antonio Canyon. San Gabriel Mts. Mt. Range. Santa Ana River, Pacific slope drainage area. 731 Comment
  UCR143185  Galium aparine F. R. Fosberg 1931-4-15 S- 4613 Los Angeles Channel Islands, Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 200 Comment
  UCR271571  Galium aparine R. G. Swinney 2011-5-19 14786 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek 1073 Comment
  RSA157785  Galium aparine var. echinospermum Peter H. Raven 1962-5-8 17595 Los Angeles San Clemente Island: mouth of canyon at south end of Seal Cove. 9 Comment
  RSA678826  Galium californicum subsp. flaccidum Valerie L. Soza, Samantha Tessel 2001-6-18 1283 Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 0.4 mile from trailhead out of Chantry Flat area. 716 Comment
  UC1584878  Galium johnstonii Tim Ross and Steve Boyd 1991-7-24 5659 A Los Angeles Granite Mountain San Gabriel Mountain Range, Chilao Flat USGS 7.5' quad 1950 Comment
  UCR276894  Galium johnstonii R. G. Swinney 2011-5-16 14752 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 1.18 mi. at 73 deg. SE of Colby Ranch Rd. & FS Rd. 3N19 in Big Tujunga Cyn., c. 450 m ENE of lodge in center of camp 1375 Comment
  RSA67160  Galium nuttallii subsp. nuttallii F. W. Peirson 1919-3-11 2653 Los Angeles Small Canyon east of Rubio Canyon south base of San Gabriel Mtns. at 1800 ft. 549 Comment
  UCR182478  Galium parishii R. G. Swinney 1997-7-17 5686 Los Angeles San Gabriel Mtns., summit of Table Mountain, NW of Wrightwood 2277 Comment
  RSA0045218  Galium porrigens R. G. Swinney 2010-6-21 13267 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 561 Comment
  RSA653923  Galium porrigens var. porrigens Valerie L. Soza, Wayne Law, Laura Moore 2000-6-27 1036 Los Angeles San Gabriel Mountains: Firebreak above Chantry Flat Heliport, 0.7 mile southwest of Chantry Flat along FS Road 2N41.2, south of San Olene Canyon. 854 Comment
  RSA320822  Galvezia speciosa F. C. Boutin 1967-4-23 1669 Los Angeles San Clemente Island: E side of island, Lemon Tank, a dump site. 305 Comment
  SDSU10622  Galvezia speciosa R. M. Beauchamp 1967-3-19 312 Los Angeles Behind (south of) Wilson Cove Pier. San Clemente Island. Comment
  RSA517154  Garrya flavescens Tim S. Ross 1990-10-9 3251 Los Angeles San Gabriel Mtns: Mill Creek Drainage, Tujunga Ranger Distric, Angeles National Forest. 1460 Comment
  LA40304  Garrya veatchii Joseph Andorfer Ewan; 1932-6-18 7354 Los Angeles San Gabriel Mountains, Clear Creek Fork of Tujunga Canyon 761 Comment
  RSA160557  Garrya veatchii 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
  CATA1843  Gastridium phleoides Denise Kraus, Patricia Moore 2000-5-8 25 Los Angeles Santa Catalina Island: (Goat Harbor burn area) North-facing slope off first westward trending ridge past large obvious rock outcrop. Several plants in general vicinity of Ironwood grove #81/ GHB Transect 24 304 Comment
  SBBG108422  Gastridium phleoides T. Ross, G. Allan, M. Elvin, J. Stone 1995-5-19 8579 Los Angeles head of northern tributary of Canchalagua Cyn, 400' NNE of the 1135ft Triangulation Pt 326 Comment
  UCR241696  Gaura Dan S. Cooper 2012-9-6 912- 73 Los Angeles Los Angeles Basin, Culver City, Baldwin Hills Scenic Overlook 129 Comment
  CAS-BOT-BC478490  Gayophytum Elizabeth McClintock 1965-7-2 227 Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  UCR239018  Gayophytum diffusum subsp. parviflorum Anuja Parikh, Nathan Gale 2010-6-15 3300 Los Angeles Transverse Range; San Gabriel Mountains, Upper Big Tujunga Canyon, 0.3 km east of Shortcut Station, 0.5 km north of State Hwy 2, Angeles Crest Hwy 1300 Comment
  RSA775956  Gayophytum oligospermum Orlando Mistretta, Christine Mistretta 2010-6-17 5337 Los Angeles Upper Big Tujunga canyon; Alder Creek; 0.4 miles upstream (NW) of creek crossing at Upper Big Tujunga Canyon Road. 1025 Comment
  CDA4130  Genista canariensis T. C. Fuller 1962-4-1 8157 Los Angeles Verdugo Mountains region; Naturalized on slope of Barranca N.E. of Foothill Blvd. & Hillard Ave. La Canada 0 Comment
  RSA188262  Geranium carolinianum Robert F. Thorne 1966-4-30 36358 Los Angeles Santa Catalina Island, above Gallagher s Canyon. 396 Comment
  RSA0091739  Gilia R. G. Swinney 2011-5-12 14676 Los Angeles east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
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Dec 7 2018
  RSA0105762  Gilia R. G. Swinney 2011-6-7 15040 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road. 1585 Comment
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Dec 7 2018
  UCR191703  Gilia A. C. Sanders 2008-4-11 34856 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School 990 Comment
  RSA470086  Gilia achilleifolia subsp. achilleifolia H. de Forest 1933-4-18 s.n. Los Angeles Verdugo Woodlands Comment
  RSA618586  Gilia aliquanta subsp. aliquanta L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon 1/2 mile south-southwest of Blum Ranch. 975 Comment
  UCR130225  Gilia aliquanta subsp. breviloba George K. Helmkamp, E. A. Helmkamp 1998-5-21 4044 Los Angeles Western Mojave Desert/Transverse Range, junction of Munz Ranch Rd and Lake Elizabeth Rd., north of Lake Elizabeth 1006 Comment
  CHSC3670  Gilia angelensis Mary MacArthur 1966-6-4 39 Los Angeles 5 ft from river bed. 1524 Comment
  RSA78154  Gilia angelensis Verne Grant 1953-5-3 9208 Los Angeles Side canyon in Swain's Canyon, back of White's Landing. Santa Catalina Island. 152 Comment
  UCD117603  Gilia angelensis Robert F. Thorne 1966-4-7 35938 Los Angeles Santa Catalina Island, at Cherry Valley. 60 Comment
  RSA127822  Gilia angelensis H. J. Thompson, P. H. Raven 1959-4-3 13924 Los Angeles Just to east of Malibu Junction. 244 Comment
  HSC80288  Gilia brecciarum subsp. brecciarum R. F. Thorne 1973-5-11 43560 Los Angeles San Gabriel Mtns., along Mt. Emma Rd., 1.9 mi. W of Little Rock Creek below the dam 1159 Comment
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May 4 2012
  PASA778  Gilia capitata J. E. Giguette May, '26 Los Angeles Flintridge Comment
  RSA0098764  Gilia capitata subsp. abrotanifolia R. G. Swinney 2011-4-26 14501 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
  UC908401  Gilia capitata subsp. abrotanifolia Herbert L. Mason 1926-4-26 2952 Los Angeles 4 mi w Saugus; w of Saugus Comment
  RSA71818  Gilia capitata subsp. abrotanifolia F. W. Peirson 1923-5-21 4705 Los Angeles South face of San Gabriel Mountains. Fish Canyon 792 Comment
  UCSB5037  Gilia capitata subsp. abrotanifolia 1934-5-1 Los Angeles Panorama Comment
  RSA0115688  Gilia latiflora subsp. davyi A. C. Sanders 2007-4-25 33588 Los Angeles Tehachapi Mtns.: Oso Canyon, 075 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  SD41976  Gilia latiflora subsp. davyi Darley F. Howe 1947-5-6 Los Angeles North side of San Gabriel Mountains. 1676 Comment
  UCR102541  Gilia latiflora subsp. davyi George K. Helmkamp, E. A. Helmkamp 1997-3-11 1474 Los Angeles c. 12 mi. west of Lancaster at Lancaster Rd & Willow Springs Cyn. 899 Comment
  CAS-BOT-BC226316  Gilia latiflora subsp. davyi Alva Day 1973-4-23 73 -104 Los Angeles Hwy 138, 5 mi. W. of Los Angeles County line, just west of aqueduct Comment
  RSA311306  Gilia latiflora subsp. latiflora R. F. Thorne, Gary D. Wallace 1973-4-25 43364 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
  RSA469371  Gilia latiflora subsp. latiflora Elbert Benjamine 1929-3-31 131 Los Angeles Antelope Valley. Comment
  SBBG127016  Gilia latiflora subsp. latiflora A. Parikh, N. Gale 2011-6-8 3434 b Los Angeles Portal Ridge, 1.2 km W of Godde Hill Rd, 1 km S of California Aqueduct 1110 Comment
  RSA252933  Gilia leptantha subsp. transversa R. F. Thorne, C. W. Tilforth 1973-4-20 43030 Los Angeles San Gabriel Mts., Mojave Desert slopes: ridge N of Shoemaker Canyon, 3 mi. WNW of Mile High & c. 1.5 mi E of Big Rock Springs 1372 Comment
  RSA340992  Gilia leptantha subsp. transversa Verne Grant, Alva Grant 1959-1 10175 Los Angeles Little Rock Comment
  CHSC95910  Gilia ochroleuca subsp. bizonata LeRoy Gross 2005-5-3 2242 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
  UCR223207  Gilia ochroleuca subsp. bizonata R. G. Swinney 2009-5-20 10838 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  UC964737  Gilia ochroleuca subsp. bizonata Herbert L. Mason 1926-4-27 3048 Los Angeles between Rock Creek and Little Rock Creek (along Los Angeles Co. Park Road, Mohave Desert); Mohave Desert, along Los Angeles Co. Park Road Comment
  RSA0016178  Gilia ochroleuca subsp. ochroleuca Orlando Mistretta, S. D. Boyd, Darin Banks 1994-4-29 1120 Los Angeles Santiago Canyon. Ridge on W edge of Santiago Cyn. watershed, approximatly 1 mi. S of Mt. Emma. 1524 Comment
  RSA0017195  Gilia ochroleuca subsp. vivida P. A. Munz 1923-5-26 6854 Los Angeles Vincent Gulch 2043 Comment
  CAS-BOT-BC303660  Glebionis coronaria John Thomas Howell 1948-7-2 24767 Los Angeles Redondo Beach Comment
  SEINET10631171  Glycine max Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3743 Los Angeles City of Santa Monica. Trader Joe's: 3212 Pico Boulevard: Santa Monica, CA, 90405: (310) 581-0253 - phone. 30 Comment
  POM358699  Glyptopleura setulosa H. de Forest 1937-4-3 315 Los Angeles Near Lancaster. Comment
  RSA151112  Glyptopleura setulosa Peter H. Raven 1962-4-6 17103 Los Angeles 0.5 miles north of Pearblossom 854 Comment
  RSA652781  Gnaphalium Monica Acosta 1998-5-25 40 Los Angeles Parking lot J at California State Polytechnic University. (Cal Poly Pomona) 225 Comment
  RSA0001210  Gnaphalium beneolens Fred Burlew 1917-09 3275 Los Angeles Crescenta. Comment
  RSA3539  Gnaphalium californicum C. B. Wolf 1932-5-9 3483 Los Angeles Left (east) fork of Pebbly Beach Canyon about 1/3 mile above the Mexican houses, Santa Catalina Island. 152 Comment
  RSA724552  Gnaphalium californicum K. Dobry 1992-4-14 D- 364 Los Angeles Camp Shalom. West Santa Monica Mts along Arroyo Sequit. 5 mi No of Pacific Coast Hwy. Comment
  RSA639246  Gnaphalium californicum R. F. Thorne, M. Z. Thorne 1971-4-25 41343 Los Angeles San Gabriel Mountains: Johnson's Pasture north of Claremont. 609 Comment
  POM4638  Gnaphalium chilense D. L. Crawford 1915-8-2 552 Los Angeles Claremont. Comment
  UCR271845  Gnaphalium palustre R. G. Swinney 2011-6-23 15284 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  PASA1910  Godetia cylindrica Frank W. Peirson 1923-6-19 Los Angeles Boquet Canyon 1066 Comment
  SBBG89129  Grayia spinosa A. C. Sanders, B. Pitzer, J. Lyman 1988-4-4 7774 Los Angeles near Quartz Hill in Lancaster, S of Ave. L at 37th St. West 746 Comment
  OBI28055  Greeneocharis circumscissa David J. Keil, Dirk Walters 1977-4-30 12290 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
  RSA674556  Grindelia camporum var. bracteosa Fred M. Roberts 2000-6-24 8093 Los Angeles Puente Hills: City of Rowland Heights, Rancho Rincon de la Brea near Bill Blevins Park. (Yorba Linda/ La Habra: 33 deg 58'N, 117 deg 52.5'W). Alt. 213-244 meters/ 700-800 ft. 213 Comment
  UCR138490  Grindelia camporum var. camporum L. C. Wheeler 1976-8-4 s.n. Los Angeles Dominguez Hills: Near Wilmington and Victoria Street 49 Comment
  UC447142  Grindelia hirsutula J. Ewan 1931-5-11 4184 Los Angeles vacant lots at Bonnie Brae and Beverley; Los Angeles Comment
  RSA158213  Guillenia lasiophylla P. H. Raven 1962-5-9 17679 Los Angeles Near head of canyon above Mosquito Cove, San Clemente Island 335 Comment
  RSA430024A  Guillenia lasiophylla Anstruther Davidson 1890-3-24 s.n. Los Angeles Foothills L.A. Comment
  SEINET3929519  Gutierrezia californica David Keil 1986-9-27 19734 -2 Los Angeles Along I-5, just S of Hungry Valley Rd exit.; 0 914 Comment
  SBBG62677  Gutierrezia sarothrae unknown 1928-8-26 Los Angeles Big Tujunga Wash Comment
  RSA0118523  Harpagonella palmeri Steven A. Junak, Mark L. Hoefs, Lisa Stratton 1998-3-21 SCa- 497 Los Angeles Santa Catalina Island. Cape Canyon, along E side of Cape Canyon Road, ca. 2.4 road miles from intersection with Airport Road. 378 Comment
  LA32036  Hazardia squarrosa var. grindelioides Peter H. Raven; Henry J. Thompson 1958-10-11 13743 Los Angeles Santa Monica Mountains, Tuna Canyon, Las Tunas Canyon at Coast Hwy 15 Comment
  LA32037  Hazardia squarrosa var. grindelioides Peter H. Raven; Henry J. Thompson 1959-9-18 14453 Los Angeles Santa Monica Mountains, University of California, Los Angeles, Westwood. S of arroyo bridge 152 Comment
  RSA0022988  Helenium bigelovii Duncan S. Bell, Caitlin Elam 2013-8-1 5560 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; Columbine Spring. 2174 Comment
  UC57412  Helenium puberulum J. H. Barber 1898-8-3 Los Angeles Topanga Comment
  RSA0085282  Helianthemum scoparium R. G. Swinney 2010-4-30 12467 Los Angeles near Sylmar, Wilson Canyon Park, ridgetop south of the southern of the two eastern forks of Wilson Cyn., 0.45 miles east of Wilson Debris Basin along old motorway 549 Comment
  RSA199030  Helianthemum scoparium W. M. Gauntt 1966-4-30 171 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy. 914 Comment
  RSA596458  Helianthemum scoparium R. G. Swinney 1989-7-14 s.n. Los Angeles in and near the city of Glendora N terminus of Glencoe Heights road 354 Comment
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Apr 11 2010
  SFV12379  Helianthemum scoparium D. L. Koutnik 1978-5-10 475 Los Angeles Santa Monica Mountains End of Corral Canyon Road. 732 Comment
  RSA0096947  Helianthemum scoparium R. F. Thorne, C. W. Tilforth 1971-6-17 39951 a Los Angeles San Gabriel Mts., Angeles National Forest. 2 mi. up Lower Tujunga Road from Forestry Headquarters. 457 Comment
  POM135771  Helianthemum scoparium var. vulgare L. R. Abrams 1901-4-3 1278 Los Angeles Santa Monica Mts. 229 Comment
  OBI51864  Helianthus annuus Dominique Joyner, Stacie Call 1994-3-23 4 Los Angeles Northridge valley, Eddleston park n on Reseda just past Rinaldi on rt side Comment
  UC1953171  Helianthus californicus Mark A. Elvin with J. M. Porter, Anuja Parikh 2003-11-5 3099 Los Angeles Liebre Mountains: Agua Dulce Canyon Comment
  JEPS67990  Heliotropium curassavicum Elizabeth Day Palmer 1908-7-16 Los Angeles Los Angeles Comment
  UC625028  Heliotropium curassavicum F. R. Fosberg 1931-4-29 7166 Los Angeles mouth of Cottonwood Canyon; Santa Catalina Isl. 2 Comment
  RSA0091526  Heliotropium curassavicum var. oculatum R. G. Swinney 2010-6-29 13394 Los Angeles Hansen Dam Flood Control Basin, north margin of Hansen Lake, Hansen Dam Recreation Center 305 Comment
  RSA127790  Heliotropium curassavicum var. oculatum H. J. Thompson, P. Raven 1959-9-6 14374 Los Angeles At mouth of Malibu Creek 5 Comment
  RSA726015  Herniaria hirsuta subsp. cinerea A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26147 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  OBI29603  Hesperoyucca whipplei Leo Thibault 1966-5-28 24 Los Angeles Mohave Desert, 1.5 mi NE of Palmdale 1082 Comment
  UC1870245  Heteromeles arbutifolia LeRoy Gross 2001-11-10 450 Los Angeles Los Angeles Basin region: Verdugo Mountains, north side. South side of La Tuna Canyon Road just west of the 210 freeway La Tuna Canyon exit. On Santa Monica Mountains Conservancy Land 427 Comment
  UCR117131  Heteromeles arbutifolia A. C. Sanders, D. Malueg 2001-5-17 24332 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  UCR124467  Heteromeles arbutifolia I. W. Clokey, B. C. Templeton 1929-1 4602 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 300 Comment
  JEPS30536  Heterotheca grandiflora Kyhos 1958-12-5 58 -236 Los Angeles Whittier Comment
  LA32033  Heterotheca grandiflora Henry J. Thompson; 1958-10-23 1813 Los Angeles Santa Monica Mountains, Point Dume 30 Comment
  UCR153972  Heterotheca grandiflora A. C. Sanders, T. B. Salvato 2005-4-26 29754 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
  CAS-BOT-BC318880  Heterotheca grandiflora John Thomas Howell 1931-5-29 6558 Los Angeles Santa Monica, Santa Monica Mts. Comment
  OBI36527  Heterotheca grandiflora Mark Schneider 1973-1 s.n. Los Angeles 7-HIlls Ranch Comment
  RSA0074063  Heterotheca grandiflora Scott Lowe 1991-5-18 35 Los Angeles San Gabriel River Channel, about 100 m. north of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  RSA0074404  Heterotheca grandiflora E. A. McGregor 1963-10-30 s.n. Los Angeles Ravine, Whittier. Comment
  SJSU13545  Heterotheca sessiliflora subsp. fastigiata C. W. Sharsmith 1940-8-29 4230 Los Angeles head of Eaton Canyon, San Gabriel Mts 1371 Comment
  RSA0062942  Heuchera elegans Wesley O. Griesel 1963-7-11 831 Los Angeles Little Jimmy Springs, San Gabriel Mountains. 2134 Comment
  SEINET6087454  Heuchera rubescens Scott D. White 1998-6-29 6805 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA511365  Hibbertia scandens A. C. Sanders 1988-5-18 7819 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Drive, & E of Vista Del Mar Blvd. 1 Comment
  SEINET3132102  Hoffmannseggia glauca J. S. Brandegee 1889-5-18 sn Los Angeles San Fernando Comment
  SD215402  Holocarpha heermannii Steve Boyd 1998-10-7 10299 Los Angeles Liebre Mountains Region: Southern edge of the Antelope Valley at the north base of Portal Ridge, along 180th Street West near the California Aqueduct, east of mouth of Broad Canyon. 914 Comment
  RSA656931  Holodiscus discolor Valerie L. Soza, Wayne Law, Laura Moore 2000-7-7 1055 Los Angeles San Gabriel Mountains: East of White Saddle, above Cold Springs Canyon. 1.54 miles east of junction of Van Tassel Truck Trail (FS Road 1N36) and Silver Fish Road (FS Road 1N29), along Silver Fish Road (FS Road 1N29). 854 Comment
  SD2179  Holodiscus discolor var. microphyllus Ruth B. Randall 1928-7-4 Los Angeles Top of Mt. Islip Comment
  POM128503  Hordeum brachyantherum subsp. californicum Le Roy Abrams 1901-06 1718 Los Angeles Mesmer. Comment
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Jun 26 2015
  UCR274129  Hordeum intercedens Steven A. Junak 1999-5-20 SCa- 939 Los Angeles Channel Islands, Santa Catalina Island, head of Escondido Canyon, along Cottonwood-Black Jack Road 1.1 mi east of reservoir in Cottonwood Canyon 305 Comment
  CAS-BOT-BC284694  Hordeum jubatum A. D. E. Elmer 1902-6-1 3618 Los Angeles Lancaster Comment
  RSA0049939  Hordeum murinum R. G. Swinney 2010-5-12 12736 Los Angeles Soledad Canyon bottom, 2.2 miles west of Angeles Forest Hwy., 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m. to the east on the south side of West Carson Mesa Rd. 921 Comment
  CATA774  Hordeum murinum subsp. glaucum Mark L. Hoefs 1991-6-5 1336 Los Angeles Santa Catalina Island: Hillside southeast of Hamilton Cove 60 Comment
  RSA0113994  Hordeum murinum subsp. glaucum LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7524 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
  CATA633  Hordeum murinum subsp. leporinum Mark L. Hoefs 1991-4-16 1093 Los Angeles Santa Catalina Island: Near upper end of Renton Mine Road 304 Comment
  UCSB8578  Hordeum murinum subsp. leporinum Haller, John 1950-5-9 Los Angeles UCLA Botanical Garden Comment
  RSA187920  Hordeum vulgare R. F. Thorne 1966-4-29 36275 Los Angeles Santa Catalina Island: above ranch in Middle Ranch Canyon 229 Comment
  SDSU1140  Hordeum vulgare Gerald Collier 1951-5-4 BCH 1500 Los Angeles Corner of Barrington Ave. and Sunset Blvd. Vacant lot L.A. 49. Comment
  UC168744  Horkelia cuneata subsp. puberula George B. Grant and Walter Wheeler 1904-5-7 599 Los Angeles Glendora Comment
  SEINET6755762  Horkelia cuneata subsp. puberula G. B. Grant, W. Wheeler 1904-5-7 599 Los Angeles Glendora, in waste 'wash' land. Comment
  CAS-BOT-BC532291  Horkelia cuneata var. puberula Dr. H. E. Hasse 1888-7-10 s.n. Los Angeles Southern California, Glendale Comment
  JEPS44522  Horkelia rydbergii Frank W. Peirson 1923-8-31 4026 Los Angeles San Gabriel Mountains, Big Pines 1859 Comment
  UCR149906  Horkelia rydbergii R. G. Swinney 1999-6-18 7340 Los Angeles Transverse Ranges; San Gabriel Mountains, Boulder Canyon north of Big John Flat 1619 Comment
  SBBG125058  Hulsea vestita subsp. gabrielensis A. Parikh, N. Gale 2010-6-18 3338 Los Angeles Upper Big Tujunga Cyn, 1.1 km N of St Hwy 2 (St Hwy 2, Angeles Crest Hwy), 0.3 km W of Upper Big Tujunga Cyn Rd, San Gabriel Mtns 1222 Comment
  UCD86578  Hyparrhenia hirta T. C. Fuller 1969-7-17 18682 Los Angeles Westwood. NW corner of Sunset Blvd. and Groverton St. Comment
  RSA199033  Hypochaeris glabra W. M. Gauntt 1966-4-9 137 Los Angeles Junction of Glendora Mountain Road with Glendora Ridge Road 915 Comment
  SBBG128204  Isocoma menziesii M. G. Simpson, A. Russell, J. Dunn 2000-7-20 2202 Los Angeles ca. 0.7 mi NNW of South Pt, along ridge 122 Comment
  CAS-BOT-BC311714  Isocoma menziesii var. vernonioides Geo. B. Grant 1906-9-1 7163 Los Angeles Catalina Island Comment
  RSA126745  Isocoma menziesii var. vernonioides Peter H. Raven, H. J. Thompson 1959-10-4 14554 Los Angeles Coast Highway just north of mouth of Santa Monica Canyon. 15 Comment
  UCR184099  Isomeris arborea A. C. Sanders 2007-4-13 33404 Los Angeles Tehachapi Mtns. Foothills, southeast of National Cement Plant, along creek just below Kern Co. line 1006 Comment
  SBBG110088  Jepsonia malvifolia D. Wilken with E. Painter 1997-12-2 15394 Los Angeles N branch of Eagle Cyn 260 Comment
  CAS-BOT-BC110040  Juncus acutus Le Roy Abrams 1901-5-28 1682 Los Angeles Ballona Harbor. Comment
  SBBG31276  Juncus acutus R. F. Thorne with P. C. Everett 1965-6-24 Los Angeles just below dam in lower Cottonwood Cyn 38 Comment
  UCR126701  Juncus acutus A. C. Sanders, Mark Elvin 2003-8-7 27179 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  RSA368132  Juncus balticus subsp. ater F. R. Fosberg, Joseph A. Ewan 1931-8-13 S 5539 Los Angeles Big Cienega, Pine Flats, N Fork San Gabriel River. 2000 Comment
  SD69568  Juncus bufonius Robert F. Thorne 1966-6-1 36496 Los Angeles Santa Catalina Island, bed and wet margins of stream flowing from reservoir at upper end of Cape Canyon. 334 Comment
  RSA226017  Juncus bufonius var. bufonius Robert F. Thorne, C. W. Tilforth 1971-6-29 40659 -A Los Angeles San Gabriel Mountains, Angeles National Forest: Above Little Creek, just below Little Rock Forestry Station, 1/2 mile below Little Rock Dam 945 Comment
  RSA624461  Juncus bufonius var. bufonius L. C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 732 Comment
  RSA0116656  Juncus macrophyllus R. G. Swinney 2008-7-2 9127 Los Angeles San Gabriel Mtns.; north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon. 1939 Comment
  RSA670186  Juncus macrophyllus Ian Swift 2001-7-2 232 Los Angeles Middle Fish Canyon, 1.5 miles north of Cienega Campground 808 Comment
  RSA549494  Juncus mexicanus Timothy S. Ross, Steve Boyd 1990-6-18 3475 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  LA82495  Juncus phaeocephalus var. paniculatus O. H. Kappler; 1940-5-19 18 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  POM184648  Juncus textilis L. C. Wheeler 1931-9-27 167 Los Angeles San Dimas Canyon, San Gabriel Mountains. 610 Comment
  RSA368357  Juncus textilis Al Shapiro s.n. Los Angeles Verdugo Canyon Comment
  SBBG126141  Juncus textilis A. C. Sanders with T. B. Salvato 2009-5-21 36889 Los Angeles Whittier Narrows near S El Monte, N of San Gabriel River channel and SE of Durfee Ave, W half of Whittier Narrows Nature Center 66 Comment
  UC213660  Juncus xiphioides I. Johnston 1917-6-14 1273 Los Angeles w of Pomona Comment
  UCR209887  Juncus xiphioides R. G. Swinney 2008-9-9 9331 Los Angeles San Gabriel Mtns., Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  CAS-BOT-BC81004  Juniperus californica Vernon O. Bailey 1907-10-30 s.n. Los Angeles Saugus Comment
  CAS-BOT-BC81005  Juniperus californica Vernon O. Bailey 1907-10-30 s.n. Los Angeles San Fernando Comment
  RSA650910  Keckiella cordifolia Joan Del Pino 1981-5-29 32 Los Angeles Galster Park. Comment
  RSA659571  Keckiella cordifolia Brian McColgan 1988-5-20 28 Los Angeles Evey Canyon 1 mile N of Padua on Mt. Blady Rd. 915 Comment
  SFV10202  Keckiella cordifolia J. G. Cuti 1978-5-20 70 Los Angeles 0.5 miles off Santa Susana Pass Road on Box Canyon Road. In roadcut. Comment
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Sep 25 2014
  UCR256183  Keckiella cordifolia R. G. Swinney 2010-6-4 13071 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
  SEINET13766499  Keckiella cordifolia A. A. Heller 1908-6-19 8951 Los Angeles Near Avalon, Santa Catalina Island Comment
  RSA171018  Keckiella ternata subsp. septentrionalis Robert F. Thorne 1963-7-11 32771 Los Angeles Along road to Upper Shake Campground, ca. 3 miles W of Lake Hughes, Angeles National Forest. Comment
  RSA802338  Keckiella ternata subsp. septentrionalis Orlando Mistretta, Christine Mistretta 2011-7-6 5921 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  NY790424  Keckiella ternata subsp. ternata T. S. Ross 1995-6-28 8655 Los Angeles Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. Burnt Peak 7.5' USGS Quad. 725.4 Comment
  RSA733562  Keckiella ternata subsp. ternata R. G. Swinney 1998-8-13 6746 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain. 2427 Comment
  UCR272533  Keckiella ternata subsp. ternata R. G. Swinney 2011-9-22 15683 Los Angeles San Gabriel Mountains, SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of 'Inspiration Cyn.' & Coldwater Cyn., near spring & watertank 1140 Comment
  RSA96967  Kochia scoparia Robert W. Townsend 1955-08 s.n. Los Angeles Alameda St., Dominguez area, 2 mi. S of old Dominguez Ranch near Long Beach. Comment
  RSA0078642  Kopsiopsis strobilacea Albert E. Ball 1943-5-31 s.n. Los Angeles South slope of Mt. Williamson, San Gabriel Mts. 2286 Comment
  LA204717  Krascheninnikovia lanata A. Handschiegel; 1925-5-19 sn Los Angeles Little Rock Creek Comment
  UC1537381  Krascheninnikovia lanata Gordon H. True Jr. 1935-5-17 307 Los Angeles hills s. of Littlerock 914 Comment
  RSA608301  Lactuca serriola L. C. Wheeler 1946-9-2 6341 Los Angeles San Gabriel Mountains: West Fork San Gabriel Canyon, 0.5 mile W of Bear Creek. 518 Comment
  SEINET10625745  Lagenaria siceraria Heidi H. Schmidt, M. R. Weed 1999-10-12 Schmidt 3892 Los Angeles City of Santa Monica. Yaohan: 3760 Centinela Avenue: Santa Monica, CA: 90066: (310) 398-2113 - phone. 20 Comment
  RSA712381  Lamarckia aurea A. C. Sanders 2003-3-14 25746 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd., north edge of 210 freeway east of the San Gabriel River channel. 159 Comment
  SEINET10598981  Lamarckia aurea Cyrus G. Pringle 1882-5-9 Pringle 15083 Los Angeles Comment
  RSA659156  Lantana montevidensis Scarlett Mellin 1994-5-28 28 Los Angeles Diamond Bar Hills; Sycamore Canyon Park, N. of Grand Ave. on Golden Springs Drive Comment
  SD31191  Lasthenia californica Edith A. Purer 1931-3-26 Los Angeles Palos Verdes Hills Comment
  POM361497  Lasthenia californica Richard C. Barkelew 1929-4-23 s.n. Los Angeles Mulholland Highlands near LA. Comment
  SEINET3146019  Lasthenia glabrata subsp. glabrata M. E. Jones sn Los Angeles Pasadena Comment
  UCR192185  Lasthenia gracilis A. C. Sanders 2008-4-10 34812 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
  RSA233407  Lasthenia gracilis R. F. Thorne 1966-4-15 36001 Los Angeles San Clemente Island: 2/3 mile SSE of Eel Point (and N of Seal Cove). 76 Comment
  RSA251500  Lasthenia gracilis R. F. Thorne 1973-4-11 42780 Los Angeles San Clemente Island: plateau in Middle Ranch area at head of Middle Ranch Canyon. 457 Comment
  LA200454  Lathyrus vestitus var. vestitus Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  POM202719  Lathyrus vestitus var. vestitus Marcus E. Jones s.n. Los Angeles Webb School, North of Claremont Comment
  CAS-BOT-BC321524  Layia glandulosa Louis C. Wheeler 1932-4-9 567 Los Angeles 4 mi W of Fairmont, Mohave Desert 914 Comment
  JEPS39165  Layia glandulosa W. L. Jepson 1935-4-17 17054 Los Angeles 6.5 mi w Lancaster 731 Comment
  RSA679861  Layia glandulosa LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 886 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  UC1595684  Layia glandulosa W. Wisura and E. Roeder 1992-4-21 4689 Los Angeles .1 mi w of Highway 138 Fort Tejon Road; West Mojave Comment
  CAS-BOT-BC377809  Layia platyglossa C. F. Baker 1904-4-15 4177 Los Angeles Claremont Comment
  CAS-BOT-BC380218  Layia platyglossa E. R. Blakley 1962-6-9 5204 Los Angeles San Clemente Island: Canyon west of road, 2.5 miles northof China Point 190 Comment
  CATA2980  Layia platyglossa Peter J. Dixon 2015-2-19 011 Los Angeles Santa Catalina Island: Near Two Harbors, on ridge 1.5 miles SSE of village of Two Harbors. 320 Comment
  JEPS30623  Layia platyglossa Peter H. Raven 1959-4-4 13972 Los Angeles Point Dume; Santa Monica Mountains 15 Comment
  JEPS40058  Layia platyglossa S. B. and W. F. Parish 1887-6-1 1924 Los Angeles Elizabeth Lake Comment
  CAS-BOT-BC380221  Layia platyglossa Le Roy Abrams 1901-4-6 1386 Los Angeles Verdugo Hills near Monte Vista Comment
  CAS-BOT-BC221609  Lepechinia fragrans F. Grinnell Jr. 1910-6-11 s.n. Los Angeles Switzers Trail, San Gabriel Mts. 1066 Comment
  SEINET7844098  Lepechinia fragrans James Henrickson, Barry Prigge 18843 Los Angeles Santa Monica Mountains: ca. 5 mi S of Hwy 101 off Topanga Canyon Rd. Comment
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Oct 1 2019
  UCR199796  Lepechinia rossii Steve Boyd, Tammy Morgan 2004-5-11 11169 Los Angeles Transverse Ranges; Liebre Mtns region, Head of Ruby Canyon on N flank of Red Mountain, between Elizabeth Lake and San Francisquito canyons Comment
  CAS-BOT-BC88676  Lepidium acutidens Ernest C. Twisselmann 1962-4-10 6847 Los Angeles Mojave Desert. The Mojave-Randsburg Region. Antelope Valley. Avenua A 5.1 miles northwest of Highway 6. 685 Comment
  CATA1531  Lepidium didymum Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1996-7-11 2752 Los Angeles Santa Catalina Island: Hillside by City Fire Station, Avalon 18 Comment
  SBBG126068  Lepidium draba D. Charlton 2010-7-21 Los Angeles SW of Piute Ponds and adjacent to Shuttle Rd and District 14 waste water outlet, W side of Shuttle Rd at curve; Edwards Air Force Base 698 Comment
  UC1922337  Lepidium draba Gary Kovnat with LeRoy Gross 2004-4-25 53 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  RSA49396  Lepidium flavum P. A. Munz 1949-4-26 13085 Los Angeles Near Phelan, Mojave Desert 945 Comment
  CATA1726  Lepidium nitidum Mark L. Hoefs, Steven A. Junak 2000-4-14 3073 Los Angeles Santa Catalina Island: Hillside about halfway between Airport Road and Goat Harbor 469 Comment
  UCR184351  Lepidium nitidum A. C. Sanders 2007-4-19 33460 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA429648  Lepidium perfoliatum Anstruther Davidson 1922-5-28 s.n. Los Angeles Lancaster. Comment
  RSA550399  Lepidium ramosissimum var. bourgeauanum Timothy S. Ross, Peter Fritsch 1990-6-20 3609 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near the confluence of E and W forks of the San Gabriel River. Stream bottom to slopes. 445 Comment
  JEPS53769  Lepidium virginicum Ernest Braunton Mar 1903 840 Los Angeles Playa del Rey Comment
  CAS-BOT-BC60047  Lepidium virginicum var. menziesii Frank W. Peirson 1921-3-3 2357 Los Angeles San Gabriel Mountains. Hills of the Arroyo Seco. 426 Comment
  RSA755584  Lepidium virginicum var. pubescens R. G. Swinney 2008-10-16 9597 Los Angeles Jackson Lake, south side of Big Pines Highway 1872 Comment
  RSA65792  Lepidium virginicum var. virginicum F. W. Peirson 1918-11-2 298 Los Angeles summit of Mt. Wilson Comment
  POM305225  Lepidospartum squamatum Henry J. Ramsey, Henry J. Ramsey 1937-8-23 489 Los Angeles Altadena. Comment
  RSA502795  Lepidospartum squamatum Timothy S. Ross, Annette Ross 1989-9-20 1766 Los Angeles San Gabriel Mountains: San Antonio Canyon just N of Hog Back. 1149 Comment
  RSA595025  Lepidospartum squamatum Steve Boyd, Lauren Raz 1996-10-8 8986 Los Angeles Liebre Mountains region, Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  RSA0048497  Lepidospartum squamatum Sol Karlin 1965-7-24 s.n. Los Angeles Tujunga Wash, San Gabriel Mountains. 609 Comment
  RSA127393  Leptochloa fusca subsp. uninervia P. H. Raven, Henry J. Thompson 1959-10-14 14641 Los Angeles Santa Monica Mountains: East end of Malibu Lake. (Lat. N. 34d; Long. 118d to 119d W) 221 Comment
  UCR146272  Leptodactylon californicum subsp. californicum G. D. Wallace 1985-4-6 2192 Los Angeles Santa Monica Mountains: Rocky Oaks State Park 576 Comment
  UCR189865  Leptodactylon pungens R. G. Swinney 1998-7-21 6488 Los Angeles San Gabriel Mtns., Fish Fork Trail, 1.9 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2134 Comment
  UCR189958  Leptodactylon pungens R. G. Swinney 1998-8-27 6832 Los Angeles San Gabriel Mtns., Mount San Antonio (East/Old Baldy) Peak 3055 Comment
  UCR223198  Leptodactylon pungens R. G. Swinney 2009-7-22 11305 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  RSA252930  Leptosiphon breviculus R. F. Thorne, C. W. Tilforth 1973-4-20 43031 Los Angeles San Gabriel Mts., Mojave Desert slopes: ridge N of Shoemaker Canyon, 3 mi. WNW of Mile High & c. 1.5 mi E of Big Rock Springs 1372 Comment
  SBBG126924  Leptosiphon breviculus A. Parikh, N. Gale 2011-5-26 3396 Los Angeles upper Big Tujunga Cyn, 0.3 km ENE of Shortcut Stn, 0.7 km N of St Hwy 2 1308 Comment
  SD87549  Leptosiphon breviculus Frank W. Peirson 1929-7-1 8443 Los Angeles Mt. Pacifico, San Gabriel Mountains. 1981 Comment
  UCR221918  Leptosiphon breviculus R. G. Swinney 2009-4-28 10524 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  CAS-BOT-BC339271  Lessingia glandulifera var. glandulifera Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-22 3746 Los Angeles San Gabriel Mountains. Pinyon Ridge: Western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone 1950 Comment
  UC55076  Lessingia glandulifera var. glandulifera Miss E. D. Palmer 1904-11-1 Los Angeles vicinity of Los Angeles Comment
  UC177467  Lessingia tenuis J. T. Rothrock August 1875 250 Los Angeles head Piru Creek Comment
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Dec 1 2015
  RSA40487  Leymus cinereus W. R. Dudley, F. H. Lauch 1896-6-4 4304 Los Angeles Lancaster. Comment
  CAS-BOT-BC274475  Leymus triticoides LeRoy Abrams 1902-6-12 2524 Los Angeles Ballona Creek, near Mesmer Comment
  RSA86688  Leymus triticoides F. W. Peirson 1918-4-28 1604 Los Angeles Southeast of El Monte. Comment
  UCR132294  Lilium humboldtii S. J. Myers 2003-6-24 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Propul. Laboratory 381 Comment
  UCR194052  Lilium humboldtii R. G. Swinney 1998-8-21 6782 Los Angeles San Gabriel Mtns., Cow Canyon, c. 0.5 air mi. due west of Cow Canyon Saddle 1152 Comment
  RSA631366  Lilium parryi Louis C. Wheeler 1967-9-4 10685 Los Angeles San Gabriel Mountains: Ravine south of Camp Lupine, Prairie Fork. 2043 Comment
  RSA755819  Lilium parryi Richard G. Swinney 2008-7-2 9142 Los Angeles north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
  UC421659  Linanthus aureus John Thomas Howell 1928-5-25 3822 Los Angeles Chandler's Comment
  UCR272525  Linanthus californicus R. G. Swinney 2011-7-8 15470 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), lowest of 3 natural depressions at the N base of Strawberry Peak 1256 Comment
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Jan 24 2017
  RSA468439  Linanthus californicus subsp. glandulosus L. C. Wheeler 1933-3-31 1558 Los Angeles Topango [Topanga] Canyon, Santa Monica Mountains. 152 Comment
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May 29 2014
  LA34978  Linanthus concinnus Mary V. Hood; 1945-5-19 45- 30 k* Los Angeles 'Valcrest,' Mt. Watermann 1828 Comment
  UCD118500  Linanthus dianthiflorus Daryl Koutnik 1978-3-16 119 Los Angeles South of intersection of Cornell and Agoura Roads. 274 Comment
  UCR140949  Linanthus dichotomus June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, Antelope Valley, 200th Ave. East, north of Hi Vista, toward Edwards AFB 915 Comment
  RSA0068961  Linanthus dichotomus subsp. pattersonii T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4856 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA570186  Linanthus dichotomus subsp. pattersonii Steve Boyd, L. Arnseth 1991-4-30 5023 Los Angeles San Gabriel Mtns: ca. 036 miles ESE of Acton; on S edge of Soledad Canyon Wash. 841 Comment
  RSA593455  Linanthus parryae Steve Boyd 1996-4-24 8640 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
  POM247633  Linaria bipartita J. D. Laudermilk 1939-5-15 s.n. Los Angeles San Antonio Canyon above Claremont Comment
  RSA400294  Linaria canadensis var. texana F. R. Fosberg 1931-5-6 S- 4820 Los Angeles Cape Canyon, Santa Catalina Island. 280 Comment
  CATA2218  Linaria maroccana Sara L. Crockett 1997-2-19 63 Los Angeles Santa Catalina Island: 0.3 mile NE of Wrigley Botanical Garden (toward Avalon) on Avalon Canyon Road; LA County Interpretive Center 91 Comment
  SEINET12269437  Linaria texana I. W. Clokey, Templeton, B. 1929-1 4505 Los Angeles Mandeville Canyon, Santa Monica Mountains 350 Comment
  UCSB2557  Lithophragma affine Los Angeles Flume 10, San Dimas Experimental Forest, San Gabriel Mountains Comment
  CHSC25079  Lithophragma bolanderi L. M. Mayer; I. J. Mayer 1974-4-6 136 Los Angeles 1/2 mi e of Tapia Park- Malibu Canyon/Las Virgenes Rd. ca. 50 yds n of roadside. Comment
  SBBG125215  Lithophragma bolanderi A. Parikh, N. Gale 2010-6-23 3361 Los Angeles Upper Shortcut Cyn, 1.4 km S of St Hwy 2, 1.3 km NNW of W Fork San Gabriel River 1275 Comment
  RSA562567  Lithophragma heterophyllum Steve Boyd, W. Appleby 1993-4-22 7983 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon 854 Comment
  RSA436329  Lobelia cardinalis subsp. graminea Anstruther Davidson 1893-8-13 s.n. Los Angeles Los Angeles. Comment
  RSA737269  Lobelia dunnii Scott D. White, Chris Huntley 2008-9-30 12544 Los Angeles San Gabriel Mountains: San Gabriel River- West fork between Bear Creek and Cogswell Dam. 610 Comment
  SBBG126999  Lobelia dunnii var. serrata A. Parikh, N. Gale 2011-7-15 3563 Los Angeles W Fork San Gabriel River, 3.5 km W of St Hwy 39; San Gabriel Mtns 570 Comment
  RSA657439  Lobularia maritima Joseph M. Keefe 2001-1-19 30897 Los Angeles on north side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, 90042. 262 Comment
  RSA652836  Lobularia maritima Ron Martinolich 1991-4-7 41 Los Angeles Los Angeles, Griffth Park, north on Vista Del Valle Dr., to first fire road on right (east) past Bee Rock trailhead, down (ca. north) on fire road 0.25 miles. Comment
  SBBG44366  Loeseliastrum matthewsii G. Sphon, D. Hearn 1956-5-30 12 Los Angeles Black Butte Comment
  CAS-BOT-BC342193  Logfia filaginoides Javier Penalosa 1961-5-21 1512 Los Angeles San Gabriel Canyon Comment
  RSA651814  Lolium Dean Brown 1948-5-19 9 Los Angeles One half mile west of Brackett Airport, on Puddingstone Avenue. 228 Comment
  RSA758713  Lolium perenne R. G. Swinney 2008-12-2 9913 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
  CAS-BOT-BC271180  Lolium temulentum Peter H. Raven 1959-5-3 14075 Los Angeles Mulholland Drive near head of Franklin Canyon, Santa Monica Mountains 365 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
  POM122948  Lomatium dasycarpum subsp. dasycarpum Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  RSA599876  Lomatium dasycarpum subsp. dasycarpum Steve Boyd, Lauren Raz 1997-5-6 9721 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  UCR61564  Lomatium lucidum R. G. Swinney 1969-5-5 436 Los Angeles San Gabriel Mtns., Glendora, 0.6 mi north of Sierra Madre Ave., north of Pennsylvania Ave. 358 Comment
  SD108853  Lomatium mohavense James Henrickson 1973-5-12 3 Los Angeles 9 miles southwest of Little Rock, 0.2 miles south of Mt. Emma Road along Highway N3. 1189 Comment
  RSA0060770  Lomatium mohavense subsp. longilobum LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6821 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  SBBG59761  Lomatium utriculatum M. N. Ackley -Apr-1929 Los Angeles La Crescenta 457 Comment
  UCR125419  Lomatium utriculatum A. C. Sanders, Mark Elvin, K. Rindlaub 2003-3-5 25705 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, near entrance to Magic Mountain Amusement Park, north of magin Mtn. Parkway and west of I-5 335 Comment
  CAS-BOT-BC240486  Lonicera hispidula June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island - Summit Comment
  RSA0085285  Lonicera subspicata R. G. Swinney 2010-8-16 13528 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  UC57010  Lonicera subspicata var. denudata Ernest Braunton 1902-6-11 471 Los Angeles hills near Hollywood Comment
  UCR212810  Lonicera subspicata var. denudata Ellen Mackey, Bart O'Brien, Blake Whittington 2006-11-14 NFWF- 1854 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, Webb Canyon Road bridge 413 Comment
  UCR23218  Lotus argophyllus Polly Schiffman 1981-5-23 024 Los Angeles Angeles National Forest, San Gabriel Mtns: 0.5 mi north of Red Box Ranger Station and 20 mi north of La Canada-Flintridge on Angeles Crest Hwy 1601 Comment
  RSA248830  Lotus argophyllus subsp. ornithopus R. F. Thorne 1973-4-11 42875 Los Angeles San Clemente Island: dunes near Flasher, NW part of island. 3 Comment
  HSC98255  Lotus corniculatus C. S. Apperson 1967-6-26 Los Angeles Newhall Ranger Station Comment
  RSA587992  Lotus crassifolius var. crassifolius Orlando Mistretta 1994-6-1 1303 Los Angeles Santiago Canyon 1588 Comment
  RSA753988  Lotus crassifolius var. crassifolius Unspecified 680621 Los Angeles Angeles National Forest, Upper Chialo Campground 1616 Comment
  RSA406916  Lotus dendroideus var. dendroideus F. R. Fosberg 1931-3-19 S 4303 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  RSA485844  Lotus dendroideus var. traskiae T. S. Elias, Orlando Mistretta 1988-2-10 10673 Los Angeles San Clemente Island: south of Wilson's Cove on northeast part of island Comment
  RSA406135  Lotus grandiflorus var. grandiflorus L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon Comment
  UCR126608  Lotus hamatus A. C. Sanders, Mark A. Elvin, and others 2003-4-16 26058 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park 396 Comment
  RSA0042218  Lotus hamatus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2834 Los Angeles Santa Catalina Island: Hillside above New York Harbor. 79 Comment
  UC153550  Lotus heermannii LeRoy Abrams 1902-5-31 2486 Los Angeles Inglewood Comment
  RSA5482  Lotus heermannii var. heermannii C. B. Wolf 1932-8-11 4015 Los Angeles Big Rock Creek, 1 1/4 mi. below Big Rock Ranger Station 915 Comment
  UCR159701  Lotus heermannii var. heermannii Orlando Mistretta 1992-7-14 710 Los Angeles Transverse Ranges, San Gabriel Mtns: Gold Canyon Trail, Tujunga Ranger District 614 Comment
  RSA755967  Lotus humistratus Orlando Mistretta, Christine Mistretta 2008-4-4 2312 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Peaceful Valley Road (Segment 5, structure 54 per TRTP survey; 2008) 1341 Comment
  RSA0103919  Lotus nevadensis R. G. Swinney 2011-10-10 15760 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  UCR223507  Lotus nevadensis R. G. Swinney 2009-5-28 10943 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA652443  Lotus oblongifolius var. oblongifolius Marion P. Harthill 1972-4-8 640 Los Angeles [San Gabriel Mountains] Azuza Canyon, Angeles National Forest. 457 Comment
  RSA771648  Lotus procumbens R. G. Swinney 2009-5-20 10803 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  UC1349363  Lotus salsuginosus Robert F. Thorne 1966-4-5 35856 Los Angeles Cottonwood Canyon Santa Catalina Island 106 Comment
  POM199541  Lotus salsuginosus var. salsuginosus I. W. Clokey, B. C. Templeton 1929-03 4517 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  RSA596451  Lotus salsuginosus var. salsuginosus R. G. Swinney 1969-12-5 417 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
  RSA90313  Lotus salsuginosus var. salsuginosus F. W. Peirson 1925-4-23 5795 Los Angeles Forks of San Gabriel River. 534 Comment
  RSA608608  Lotus scoparius L. C. Wheeler 1974-4-4 s.n. Los Angeles West end of Los Angeles International Airport. 60 Comment
  POM27731  Lotus scoparius Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach. Comment
  RSA348070  Lotus scoparius Dave Kelly, W. Wisura 1986-4-30 4115 Los Angeles Baldwin Hills, near radio towers above Co. park off La Cienega Blvd. Comment
  RSA660841  Lotus scoparius Ann Williams 1992-5-14 5 -92 Los Angeles End of Canyon Dr., .2 miles off Penn St. and 100 yds. E of Whittier College track. 152 Comment
  RSA710799  Lotus scoparius var. brevialatus LeRoy Gross 2005-5-3 2251 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
  SEINET243736 Image available Lotus scoparius var. brevialatus Unknown, Scott Steppan 1883-1-4 Los Angeles Sierra Madre Villa Comment
  UC557699  Lotus strigosus Nell Murbarger Apr 1936 167 Los Angeles w side San Clemente Island Comment
  UC864915  Lotus strigosus F. R. Fosberg 1931-3-27 S 4407 Los Angeles near Avalon; Santa Catalina Island, Hamilton Canyon 120 Comment
  UCR138542  Lotus strigosus L. C. Wheeler 1961-6-13 7885 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  RSA213333  Lotus strigosus var. strigosus Reid V. Moran 1941-2-25 610 Los Angeles Santa Catalina Island. N of Wilson's Harbor. 50 Comment
  RSA603905  Lotus wrangelianus L. C. Wheeler 1975-6-8 s.n. Los Angeles San Gabriel Mountains: ca. 1 mile E of mouth of Little Tujunga Canyon. Comment
  RSA0061150  Lupinus albifrons var. austromontanus Daisie Huang 2008-3-18 08031802 Los Angeles Along Gorman Post Road, near large Gorman billboard. 1119 Comment
  RSA0061214  Lupinus albifrons var. austromontanus Daisie Huang, Bart O'Brien 2008-4-20 08042006 Los Angeles Old Ridge Rte. 376 Comment
  CAS-BOT-BC196226  Lupinus albifrons var. eminens Fay A. Mac Fadden 1941-4-18 15403 Los Angeles Baldwin Hills Comment
  UCSB10695  Lupinus benthamii Lloyd, Robert 1959-3-24 Los Angeles North side of Stae Highway 138; one-third mile east of Jct. with Fed. Highway 99; Tehachapi Mt. Range; Pacific Ocean Drainage Area 1097 Comment
  RSA0088566  Lupinus bicolor R. G. Swinney 2010-5-11 12695 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
  UC1870319  Lupinus bicolor LeRoy Gross 2005-4-28 2165 Los Angeles [Transverse Ranges; San Gabriel Mountains region]; Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into Comment
  UCR272626  Lupinus bicolor R. G. Swinney 2011-6-7 15052 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
  UCR88675  Lupinus bicolor Scott D. White, Chet McGaugh 1995-5-9 2994 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  UC56418  Lupinus bicolor Ernest Braunton Feb. 1903 819 Los Angeles Elysian Hills Comment
  RSA442329  Lupinus bicolor subsp. microphyllus Anonymous s.n. Los Angeles [no locality information provided] Comment
  CATA3314  Lupinus concinnus Amy Catalano 2017-3-24 033 Los Angeles Santa Catalina Island: About 0.4 road miles up Middle Ranch Rd. from eastern entrance to Big Field Rd, south side of road, about 100 meters up slope 229 Comment
  RSA0098641  Lupinus concinnus R. G. Swinney 2010-5-11 12692 Los Angeles San Gabriel Mountains: 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
  SD66900  Lupinus concinnus R. Mitchel Beauchamp 1967-3-20 345 Los Angeles Santa Catalina Island; above Abalone Point, south of Avalon. 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
  RSA250475  Lupinus elatus R. F. Thorne, John Dourley 1967-10-10 37376 Los Angeles Cortelyou Springs 2072 Comment
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Aug 29 2011
  RSA741145  Lupinus elatus Naomi S. Fraga, Elizabeth A. Kempton 2008-7-2 2303 Los Angeles North slope of Mount Islip from Little Jimmy Campground to the summit. 2287 Comment
  UCR92672  Lupinus excubitus Scott D. White 1996-3-18 3841 Los Angeles Marina del Rey area, Ballona Creek, floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd. 30 Comment
  UCR270067  Lupinus excubitus subsp. austromontanus R. G. Swinney 2010-6-1 13111 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  SFV17594  Lupinus excubitus var. austromontanus J. N. Hogue, L. H. Hogue 1998-7-2 116 .9 Los Angeles San Gabriel Mountains Granite Mountain. Roundtop campground. 1951 Comment
  SFV1876  Lupinus excubitus var. austromontanus P. G. Kilburn 1958-6-18 839 Los Angeles San Gabriel Mountains Angeles Crest Highway near Big Pines. 0.8 miles southeast of Highway on gravel road. 2226 Comment
  UC625117  Lupinus excubitus var. hallii F. R. Fosberg 1931-5-12 S 4849 Los Angeles Descanso Canyon near Coach Road Santa Catalina Id; Santa Catalina Id., Descanso Canyon 300 Comment
  SEINET10485304  Lupinus excubitus var. hallii David B. Dunn 1956-1 Dunn RSA# 6454 x 6453(?)(1) Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. 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 no. Seeds from open field pollen vector. Comment
  POM175570  Lupinus excubitus var. johnstonii E. Crow 1930-6-29 s.n. Los Angeles Along trail between Camp Coldbrook and Pine Flats, San Gabriel Mountains. Comment
  RSA407097  Lupinus excubitus var. johnstonii L. E. Hoffman 1932-5-1 s.n. Los Angeles Mt. Gleason, Angeles National Forest. Comment
  UC56085  Lupinus formosus J. H. Barber 1897-7-11 262 Los Angeles Mt. Gleason Summit Comment
  POM162893  Lupinus formosus Ralph Hoffmann 1929-5-22 510 Los Angeles Del Sur - Elizabeth Lake Comment
  UCSB33677  Lupinus formosus Los Angeles Charleton Flats; San Gabriel Mtns. 1524 Comment
  RSA0056570  Lupinus hirsutissimus Daisie Huang 2007-3-23 07032301 Los Angeles Claremont; Foothill Blvd. at Monte Vista. 402 Comment
  RSA0087086  Lupinus hirsutissimus R. G. Swinney 2010-3-18 11975 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road. 540 Comment
  RSA413671  Lupinus hirsutissimus Bonnie C. Templeton 1968-2-25 11396 Los Angeles Near the isthmus, Santa Catalina Island. Comment
  RSA160415  Lupinus hirsutissimus J. D. Olmsted 1959-3-27 318 Los Angeles 2 miles S of stream gaging Station below San Dimas ranger station along San dimas Creek road foot of San Gabriel Mts 427 Comment
  SFV1885  Lupinus hirsutissimus Lawler 1958-4-11 s. n. Los Angeles San Fernando Valley Oat Mountain, Chatsworth. North De Soto Ave. next to security gate. 457 Comment
  SBBG69120  Lupinus latifolius var. latifolius R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  RSA0062869  Lupinus longifolius Daisie Huang 2008-4-6 08040605 Los Angeles Deer Creek Rd, right off of PCH. Malibu. 17 Comment
  RSA413760  Lupinus longifolius Robert Kessler 1922-6-1 s.n. Los Angeles Crescenta. Comment
  SFV16158  Lupinus longifolius P. A. Krueger 1994-5-11 15 Los Angeles San Gabriel Mountains 0.7 miles on 2N24 from Highway 39. 650 Comment
  RSA276039  Lupinus longifolius Jack Delaini 1974-4-30 176 Los Angeles W ridge of Canyon 777 Comment
  RSA91319  Lupinus longifolius J. Ewan 1931-1-1 4002 Los Angeles Racher common on Bluffs away from beach, Playa Del Rey Comment
  SEINET10485605  Lupinus longifolius David B. Dunn 1957-4-7 Dunn s.n. Los Angeles Plants 3 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  SEINET10485607  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
  RSA0044606  Lupinus microcarpus var. densiflorus A. C. Sanders 2007-4-19 33435 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1006 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
  CAS-BOT-BC207250  Lupinus peirsonii V. June Wetherell; C. F. Quibell 1960-5-28 400 CFQ Los Angeles Angeles National Forest, San Gabriel Mountains, Mt. Islip gravel slide. 2590 Comment
  UCSB31613  Lupinus peirsonii Griesel, Wesley 1962-5-28 Los Angeles State Hwy. #2, 2-1/2 miles East of Dawson Saddle, San Gabriel Mts. 2286 Comment
  RSA670754  Lupinus sparsiflorus Joseph M. Keefe 2001-4-8 31203 Los Angeles San Rafael Mountains. North side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, CA 90042. 262 Comment
  UCR219415  Lupinus sparsiflorus R. G. Swinney 2009-3-26 10165 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  RSA601559  Lupinus sparsiflorus subsp. sparsiflorus L. C. Wheeler 1967-6-15 9822 Los Angeles San Gabriel Mountains: South side Fremont Pass. Land Grant 564 Comment
  RSA679955  Lupinus sparsiflorus subsp. sparsiflorus LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 877 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  RSA638213  Lupinus sparsiflorus subsp. sparsiflorus L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mountains: Divide between west fork Ebey & Little Tujunga Canyons. 609 Comment
  RSA414302  Lupinus succulentus Reid V. Moran 1941-3-4 676 Los Angeles Little Harbor, Santa Catalina Island 15 Comment
  OBI35615  Lupinus succulentus Rebecca Cicoria 1981-4-23 6 Los Angeles In upper end of Altamira Cyn, Rolling Hills Comment
  RSA0016975  Lupinus succulentus Jack Rempel 1934-4-12 s.n. Los Angeles Baldwin Hills Comment
  SEINET10837880  Lupinus succulentus David B. Dunn 1946-1 Dunn 2012 Los Angeles Collected in Los Angeles. Comment
  SEINET10936772  Lupinus succulentus Mayer 1974-4-10 Mayer 147 Los Angeles N side of bouquet canyon rd, ca 1/4 mi ne of intersection with vasquez canyon Rd. Comment
  UCSB7109  Lupinus succulentus Haller, Norman 1953-3-29 Los Angeles Alongside parking lot across from Sorority Row, Hilgard Ave.; UCLA parking lot Comment
  RSA636096  Luzula comosa var. laxa L. C. Wheeler 1954-8-31 7062 Los Angeles San Gabriel Mountains: Cooper Creek near confluence with Little Rock Creek, Buckhorn. Comment
  RSA534139  Lycium californicum Tim S. Ross, Orlando Mistretta, Hammitt 1991-5-17 5069 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
  RSA601056  Lycium cooperi Steve D. Boyd, Lauren Raz 1997-6-18 9998 Los Angeles Liebre Mountains region: Along Elizabeth Lake Road in Leona Valley (San Andreas Fault Rift zone), south of Ritter Ridge, 2.4 road miles west of intersection with Highland St. 878 Comment
  SD85196  Lyonothamnus floribundus M. Van Rensselaer 1937-7-1 Los Angeles Tributary of Bull Rush Creek Catalina Island Comment
  SDSU9100  Lyonothamnus floribundus subsp. asplenifolius R. M. Beauchamp 1967-1-29 164 Los Angeles West of Thirst. San Clement Island. Comment
  UCR68893  Lyonothamnus floribundus subsp. aspleniifolius Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4207 Los Angeles Channel Islands, San Clemente Island: upper reaches of China Canyon, S end of Island, W side Comment
  SBBG13287  Lyonothamnus floribundus var. aspleniifolius M. A. Piehl 1962-6-10 62404 Los Angeles cyn E of Thirst 304 Comment
  UCR204429  Madia elegans R. G. Swinney 2003-5-12 8194 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Wilderness Park, c. 0.25 mi. S of Big Dalton Cyn. Rd. in upper 'Dunn Canyon' drainage, 0.25 mi. NW of Big Cienega Spring, S of Coulter Pine Trail 518 Comment
  JEPS7519  Madia exigua Frank W. Peirson 1921-6-21 2446 Los Angeles w fork of the San Gabriel River San Gabriel Mts., Angeles National Forest 609 Comment
  POM362177  Madia gracilis L. C. Wheeler 1932-6-4 808 Los Angeles Live Oak Canyon 518 Comment
  RSA773672  Madia minima R. G. Swinney 2009-6-3 11039 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR147849  Maianthemum stellatum L. C. Wheeler 1954-8-30 7059 Los Angeles San Gabriel Mountains, San Gabriel Mountains: Buckhorn Campground 1966 Comment
  RSA535707  Malacothamnus clementinus Tim S. Ross 1991-5-23 5506 Los Angeles San Clemente Island: Wilson cove Settlement; lawn at bus stop on N side of Bldg 60112. 53 Comment
  RSA433278  Malacothamnus davidsonii Louis C. Wheeler 1933-8-5 2053 Los Angeles 2 miles NW Roscoe, San Fernando Valley 274 Comment
  CAS-BOT-BC206207  Malacothamnus fasciculatus Wesley O. Griesel 1961-7-26 s.n. Los Angeles State Highway #2, between Big Pines and Wrightwood, San Gabriel Mts. 1828 Comment
  RSA0053895  Malacothamnus fasciculatus R. G. Swinney 2010-2-27 11771 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
  RSA730299  Malacothamnus fremontii R. G. Swinney 1998-9-4 6919 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  UCR78073  Malacothamnus fremontii David Charlton 1991-7-5 5514 Los Angeles San Gabriel Mtns., Angeles National Forest: Elizabeth Lake Canyon Road, at bridge near Warm Springs Canyon 610 Comment
  RSA0116398  Malacothamnus marrubioides Scott D. White, Andrea Warniment 2005-9-22 11228 Los Angeles Liebre Mountains: Tapia Canyon: ca. 2 air miles east of the Interstate 5 / Old Ridge Rt. junction. 427 Comment
  RSA681855  Malacothamnus marrubioides Scott D. White, Michael Honer 2003-6-18 9570 Los Angeles Liebre Mountains: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. 549 Comment
  RSA681898  Malacothamnus marrubioides Scott D. White, Michael Honer, Dylan Hannon 2003-7-16 9628 Los Angeles Santa Clarita Area: Santa Clara River wash, near Soledad Canyon Rd. bridge. Upstream and downstream ca. 1.5 miles. 390 Comment
  JEPS36802  Malacothrix californica W. L. Jepson 1935-4-17 17048 Los Angeles 6.5 mi w Lancaster 731 Comment
  CAS-BOT-BC345412  Malacothrix clevelandii Carl Epling; Lincoln Ellison 1929-5-18 s.n. Los Angeles Santa Monica Mountains, Topango [Topanga] Canyon Comment
  POM9100  Malacothrix clevelandii P. A. Munz, R. D. Harwood 1920-5-2 3830 Los Angeles San Dimas Canyon. 457 Comment
  SBBG121833  Malacothrix clevelandii A. Parikh, N. Gale 2005-6-17 785 Los Angeles Portal Ridge, 1.6 km NNE of intersection of N2/Johnson Rd, 2.1 km E of intersection of N2/Munz Ranch Rd 1135 Comment
  SD232192  Malacothrix clevelandii Scott D. White, Michael Honer, Dylan Hannon 2003-6-25 9602 Los Angeles Liebre Mts: Tapia Canyon area, ca. 2 - 3 air miles west of I-5 jtn. w/ Ridge Rt. Rd. 395 Comment
  RSA638210  Malacothrix clevelandii L. C. Wheeler 1967-5-15 9580 Los Angeles San Gabriel Mountains: South side Elsmere Canyon near the mouth. 518 Comment
  SEINET7047934  Malacothrix glabrata Steven R. Hill, Kate Kramer 2001-4-22 33391 Los Angeles South side of California Route 138 (Pearblossom Highway) just east of Palmdale and about 1 mile west of Little Rock; west side of Little Rock Wash. Elevation about 2820 feet. Comment
  SFV16069  Malacothrix saxatilis A. M. Orcino, A. Sutton 1994-5-21 40 Los Angeles San Fernando Valley Van Nuys. Sepulveda Wildlife Reserve, Sepulveda Basin. 215 Comment
  UCR119059  Malacothrix saxatilis Jeremiah George 2001-9-22 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
  CAS-BOT-BC347912  Malacothrix saxatilis var. tenuifolia L. R. Abrams 1899-3-30 s.n. Los Angeles Sepulverda Canon [Sepulveda Canyon], Santa Monica Mts. Comment
  CAS-BOT-BC347948  Malacothrix saxatilis var. tenuifolia Louis C. Wheeler 1933-8-14 2080 Los Angeles On dry ridge San Dimas Canyon, San Gabriel Mts. 609 Comment
  RSA741027  Malacothrix saxatilis var. tenuifolia Justin M. Wood, Brandy Wood 2009-1-2 279 Los Angeles Evey Canyon, trail to Potato Mtn. 683 Comment
  UC468867  Malacothrix saxatilis var. tenuifolia Crawford and Hiatt 1916-3-28 578 Los Angeles Santa Monica Mts. Comment
  RSA661185  Malosma laurina LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 397 Los Angeles 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
  SD126439  Malosma laurina F. R. Fosberg 1931-7-10 S 5373 Los Angeles Santa Catalina Island, Eagles Nest, Middle Ranch Canyon 180 Comment
  UCD116846  Malosma laurina Elizabeth Boncimino 1993-5-4 s.n. Los Angeles Eddleston Park, Northridge. 426 Comment
  RSA434874  Malva nicaeensis E. A. Purer, Freda Detmers 1931-4-28 s.n. Los Angeles Redondo Beach. Comment
  RSA0087068  Malva parviflora R. G. Swinney 2010-5-4 12525 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
  RSA434892  Malva parviflora H. L. Bauer 1929-3-15 s.n. Los Angeles Long Beach. Comment
  RSA77179  Malvella leprosa F. W. Peirson 1951-8-18 2301 Los Angeles east of Long Beach Comment
  RSA599483  Marah fabacea Steve Boyd, Lauren Raz 1997-3-26 9347 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  LA105351  Marah macrocarpa Barry A. Prigge; 1989-4-23 Los Angeles Santa Susana Mountains, between Falls Creek and Blind Canyon, 1.5 mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 579 Comment
  LA200401  Marah macrocarpa J. A. Ewan; 1931-3-3 4051 Los Angeles 304 Comment
  RSA670933  Marah macrocarpa Joseph M. Keefe 2001-1-19 30952 Los Angeles South by southeast face of The Eagle Rock, Eagle Rock District, Los Angeles, 90041. 305 Comment
  SBBG69450  Marah macrocarpa M. N. Ackley -Mar-1928 118 Los Angeles Eagle Rock 213 Comment
  HSC12387  Marrubium vulgare Wendell Wood 1970-6-22 27 Los Angeles Tujunga Canyon Rd., 3 mi. beyond intersection of Mt. Gleason Ave., Tujunga 457 Comment
  OBI35598  Marrubium vulgare Rebecca Cicoria 1981-5-17 36 Los Angeles 1/2 mi from Fire Station along Burma Trl, Rolling Hills Comment
  RSA0113372  Marrubium vulgare LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7510 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
  SBBG128431  Marrubium vulgare M. L. Hoefs 1994-5-21 1844 Los Angeles SE end of Renton Mine Rd 262 Comment
  LA33774  Marrubium vulgare Henry J. Thompson; 1958-10-22 1812 a Los Angeles SANTA MONICA MOUNTAINS, Mt. Hollywood, Griffith Park, just N of Mt. Hollywood. 380 Comment
  RSA409814  Marrubium vulgare E. S. Spalding 1923-04 s.n. Los Angeles Los Angeles. Comment
  RSA445538  Meconella denticulata Elbert Benjamine 1929-5-26 192 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  UC72701  Meconella denticulata Geo. B. Grant May 1901 1009 Los Angeles Eagle Rock Valley Comment
  CATA1756  Medicago Mark L. Hoefs, Steven A. Junak, J. Travis Columbus 2001-5-25 3198 Los Angeles Santa Catalina Island: Upper Bulrush Canyon, below 2nd reservoir 304 Comment
  SEINET13203287 Image available Medicago lupulina R. G. Swinney 2011-1 15466 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), central camp area (Chilao Flat 7.5' Q.) (T3N R12W S35) 1097 Comment
  CATA3295  Medicago polymorpha Amy Catalano, Jen Dreizehn 2017-3-16 012 Los Angeles Santa Catalina Island: About 70 m N of Empire Landing Rd., across road from Buffalo Springs Reservoirs 452 Comment
  POM276574  Medicago polymorpha George B. Grant 1903-02 s.n. Los Angeles Pasadena Comment
  RSA652788  Medicago polymorpha S. Koukol, E. Lutz 1998-4-26 13 Los Angeles Claremont, along E side of Indian Hill Blvd., 50 m S of Baseline Road. 424 Comment
  RSA765559  Medicago polymorpha Doris Bowers 1957-3-23 s.n. Los Angeles Rocky Point, LaVerne 335 Comment
  POM304911  Medicago polymorpha Henry J. Ramsey, Henry J. Ramsey 1937-3-21 280 Los Angeles Altadena Drainage area 396 Comment
  RSA703543  Melica imperfecta Michael Honer 2004-6-22 1990 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and 'Hog Back.' 854 Comment
  UC1584871  Melica imperfecta Tim Ross 1991-4-8 4473 Los Angeles Elephant Hill Pomona, San Dimas U.S.G.S. 7.5' Quad. (w Pomona) 347 Comment
  UC1595260  Melica imperfecta Tim Ross and Peter Fritsch 1990-6-20 3626 Los Angeles mouth of Burro Canyon San Gabriel Mountains (near the confluence of the East and West Forks of the San Gabriel River) 445 Comment
  UC625139  Melica imperfecta F. R. Fosberg 1931-3-19 S 4307 Los Angeles Hamilton Canyon; Santa Catalina Island 10 Comment
  UCSB416  Melica imperfecta B., K. 1943-6-22 Los Angeles Sycamore Flat trail, 1/2 mile below Sycamore Flat, San Dimas Experimental Forest, San Gabriel Mountains Comment
  SEINET10860820  Melica imperfecta Louis C. Wheeler 1967-4-30 Wheeler 9222 Los Angeles San Gabriel Mountains. Limekiln canyon. Steep, rocky, sunny west slope along abandoned trail. 549 Comment
  UCR223778  Melica stricta R. G. Swinney 2009-6-17 11158 Los Angeles Transverse Range; San Gabriel Mtns., Ball Flat, 2.6 miles NW (312 deg. ) of Big Pines 1890 Comment
  UC818915  Melica torreyana C. F. Baker May 1904 4782 Los Angeles hills near Claremont Comment
  POM307074  Melilotus albus Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1932 Los Angeles Below north Whittier Heights Comment
  RSA0083086  Melilotus indicus R. G. Swinney 2010-3-22 12029 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  UCSB3446  Melilotus indicus Gill, Robert 1959-6-2 Los Angeles San Antonio Canyon, along lower road, San Gabriel Mountain Range Comment
  RSA91367  Melilotus indicus F. W. Peirson 1919-5-21 450 Los Angeles Arroyo Seco, south base of San Gabriel Mountains 426 Comment
  UCR101515  Melissa officinalis Steve Boyd 1997-7-18 10016 Los Angeles Base of San Gabriel Mtns., Indian Hill Mesa, Rancho Santa Ana Botanic Garden: planting bed in North Riparian garden c. 20 m north of the upper pond and 30 m east of the Home Demonstration Garden. Comment
  UCR270022  Mentzelia R. G. Swinney 2010-6-1 13104 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  SFV16947  Mentzelia laevicaulis J. N. Hogue 1997-7-7 86 .1 Los Angeles San Gabriel Mountains San Francisquito Canyon. 457 Comment
  UCR277019  Mentzelia laevicaulis R. G. Swinney 2010-9-30 13911 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  LA200638  Mentzelia micrantha Unknown; 1951-3-15 sn Los Angeles SANTA MONICA MOUNTAINS, Bel Air Estates. Comment
  RSA226175  Mentzelia micrantha Gary D. Cromwell, David W. Wheat 1971-4-30 605 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains. 2 mi. NE of Glendora. 465 Comment
  SBBG34755  Mentzelia micrantha V. Soza, S. Boyd 2002-4-10 1390 Los Angeles ridge above E fork of Haskell Cyn, ridge just W of Del Sur Ridge, approx 2 mi NW along Coarse Gold Cyn fire rd from Bouquet Cyn. 655 Comment
  RSA446793  Mentzelia montana Anstruther Davidson 1906-6-1 1627 Los Angeles Big Rock Creek, Lowell Mine. Comment
  RSA446790  Mentzelia montana Bonnie C. Templeton 1933-5-16 5132 Los Angeles West Blue Ridge, Big Pines Park, San Gabriel Mts. 2195 Comment
  RSA0060683  Mentzelia veatchiana R. G. Swinney 2009-4-2 10259 Los Angeles Bob s Gap, 3.2 miles south of Hwy 138 on east side of Bob s Gap Road. 1223 Comment
  RSA282441  Mentzelia veatchiana H. J. Thompson 1954-4-17 1596 Los Angeles 3 miles E of Palmdale, corner of Palmdale blvd, 40th street E 793 Comment
  UCR269133  Mentzelia veatchiana Orlando Mistretta, Christine Mistretta 2011-6-18 5713 Los Angeles San Gabriel Mountains, Aliso Canyon drainage, east side of Gleason Canyon on Forest Service Road 4N24 1508 Comment
Read comments
Apr 23 2019
  SBBG70899  Micranthes californica unknown -Jun-1893 Los Angeles Glendale Comment
  UC1605453  Micropus californicus var. californicus Tim Ross, Janet Takara, and Stacey Otte 1993-4-24 6962 Los Angeles lower Bouchette Canyon draining ne-ward to Johnsons Landing (w end of island beyond isthmus); Santa Catalina Island, Santa Catalina West USGS 7.5' quad 91 Comment
  UCR107778  Micropus californicus var. californicus L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mtns, Spring Hill, San Antonio Canyon 1220 Comment
  SBBG126020  Microseris douglasii subsp. douglasii A. Parikh, N. Gale 2010-5-12 3161 Los Angeles 3.5 km S of Hwy 138, 0.4 km W of 120th St W 785 Comment
  POM362545  Microseris elegans H. E. Hasse 1889-05 2042 Los Angeles Santa Monica. Comment
  RSA527767  Microseris heterocarpa Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4332 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA535271  Microseris heterocarpa Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5316 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons 486 Comment
  UCR85447  Microseris lindleyi R. G. Swinney 1994-5-7 2826 Los Angeles San Gabriel Mtns, Glendora Wilderness Park, 0.4-0.6 mi north of Big Dalton Canyon Road on Mystic Canyon Trail 488 Comment
  RSA725111  Microsteris gracilis Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -52 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  RSA442629  Mimulus aurantiacus Kenneth R. Montgomery, T. Strid 1973-5-19 73 -72 Los Angeles Site of LASCA Cistus field plot, at Dillon Divide. Comment
  UCD122223  Mimulus aurantiacus Marc Meyer 1993-4-25 28 Los Angeles Santa Susana Mts., Moonshine Cyn. Park, Porter Ranch, 2 miles north of Tampa offramp of CA Hwy 118. 400 Comment
  SEINET3159637  Mimulus bifidus G. B. Grant 1904-5-24 286 Los Angeles From Altadena, southern California. Comment
  LA35209  Mimulus brevipes Mary V. Hood; 1944-5-7 44- 39 -k* Los Angeles Santa Monica Mountains, Tapia Park, above park 152 Comment
  RSA0107434  Mimulus brevipes R. G. Swinney 2011-5-31 14898 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  UCSB11686  Mimulus brevipes Bushnell, Bill 1962-5-4 Los Angeles in Mint Canyon; 7.7 miles northeast of the junction of California Highway 6 and the Saugus cutoff; on California Highway 6 609 Comment
  RSA580094B  Mimulus cardinalis Tim S. Ross, S. D. Boyd, Steve Burns 1994-7-6 8117 B Los Angeles Tributary of Clearwater Canyon: fork area of major blueline tributary which drains southward form Tule Ridge and joins Clearwater Canyon at Plum Spring. (section not demarcated on my map). 814 Comment
  UC125156  Mimulus cardinalis C. F. Baker 1903-8-2 3457 Los Angeles near Claremont; San Antonio Canyon Comment
  UCR186604  Mimulus cardinalis T. B. Salvato, Sarah Flack 2007-8-8 3032 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  UCR192842  Mimulus cardinalis R. G. Swinney 1998-8-6 6707 Los Angeles San Gabriel Mtns., Alder Gulch, a western tributary of upper East Fork San Gabriel River 1311 Comment
  UCR71246  Mimulus floribundus Steve Boyd 1990-4-8 4291 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, first canyon south of Bryce Canyon Comment
  SBBG98516  Mimulus guttatus T. Ross 1991-5-23 5487 Los Angeles lower Tota Cyn 60 Comment
  UCR258520  Mimulus guttatus R. G. Swinney 2010-8-9 13476 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant 1049 Comment
  UCR258888  Mimulus guttatus R. G. Swinney 2010-8-16 13525 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  POM19081  Mimulus johnstonii P. A. Munz 1923-5-27 6882 Los Angeles Big Rock Creek; San Gabriel Mts 1296 Comment
  RSA755846  Mimulus moschatus R. G. Swinney 2008-7-2 9124 Los Angeles Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy. 1976 Comment
  UCR206150  Mimulus rubellus R. G. Swinney 2008-6-4 8925 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, west tributary of W Fork Punchbowl Canyon, 0.4 mi. NE of park headquarters 1329 Comment
  RSA725209  Mimulus suksdorfii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -59 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  CAS-BOT-BC388662  Minuartia douglasii Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canon [Canyon], San Gabriel Mts Comment
  CHSC1080  Mirabilis californica 1940-4-13 Los Angeles Spreading Grounds above Claremont. Comment
  PASA600  Mirabilis californica Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  SBBG17879  Mirabilis californica P. H. Raven 1962-4-9 17174 Los Angeles Wilson Cove 60 Comment
  UCR178617  Mirabilis laevis R. G. Swinney 1989-4-1 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park ; Big Dalton Canyon 428 Comment
  HSC24475  Mirabilis laevis Gary D. Cromwell, David Wheat 1971-4-30 607 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mtns. 2 mi. NE of Glendora above ravine E of canyon 465 Comment
  LA200668  Mirabilis laevis var. crassifolia M. Zaitlin; 1951-4-8 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  RSA69499  Mirabilis laevis var. villosa F. W. Peirson 1919-5-10 1853 Los Angeles Arraster [Arrastre] Creek, San Gabriel Mountains. 838 Comment
  UCR181771  Monardella R. G. Swinney 1997-6-13 5589 Los Angeles San Gabriel Mtns, ridge NE of Table Mountain (peak 7473 ft.), c. 0.4 mi. west of San Bernardino Co. line 2195 Comment
  UC284649 Image available Monardella breweri subsp. glandulifera I. M. Johnston 1918-9-1 2139 Los Angeles Brown's Flats, San Antonio Mountains 1310 Comment
  CAS-BOT-BC219997  Monardella breweri subsp. lanceolata F. Grinnell Jr. 1917-8-28 s.n. Los Angeles Pine Flats, San Gabriel Mountains 1615 Comment
  POM11331  Monardella cinerea I. M. Johnston 1917-7-4 1449 Los Angeles South slope of Baldy. 2363 Comment
  RSA729179  Monardella cinerea R. G. Swinney 1998-7-14 6439 Los Angeles Pine Mountain Ridge; 0.2-0.3 mi. west of Camp Lupine trail. Broad ridge top montane coniferous forest. 2247 Comment
  RSA408580  Monardella exilis Anstruther Davidson 1926-5-26 s.n. Los Angeles Mojave. Comment
  RSA0003923  Monardella lanceolata var. glandulifera I. M. Johnston 1918-9-1 2139 Los Angeles San Antonio Mountains: Browns Flat 1311 Comment
  CAS-BOT-BC349496  Monolopia lanceolata C. G. Pringle 1882-5-12 s.n. Los Angeles Tejon Pass Comment
  UCR210227  Muhlenbergia californica R. G. Swinney 2008-9-10 9422 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek 1463 Comment
  RSA640281  Muhlenbergia microsperma R. F. Thorne 1971-5-18 41364 Los Angeles Santa Catalina Island: White's Landing. 30 Comment
  RSA714522  Muhlenbergia microsperma A. C. Sanders, Lee Jones 2005-4-8 29325 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  UCD86842  Muhlenbergia microsperma Daryl Koutnik 1978-5-2 460 Los Angeles Bell Canyon in the Simi Hills. 426 Comment
  UCR209272  Muhlenbergia rigens R. G. Swinney 2008-10-7 9481 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  UCR276872  Muhlenbergia rigens R. G. Swinney 2011-10-13 15788 Los Angeles San Gabriel Mountains, Chilao Flat, jct. of Chilao Flat Rd. (north entrance) & Silver Moccosin Trail 1582 Comment
  RSA598588  Muilla maritima L. C. Wheeler 1967-5-24 9727 Los Angeles San Gabriel Mountains: Indian Canyon 793 Comment
  RSA674791  Muilla maritima Scott D. White, Kent Hughes 2000-5-16 7839 Los Angeles Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  CAS-BOT-BC515092  Muilla maritima G. B. Grant 1902-5-5 s.n. Los Angeles Pasadena Comment
  RSA0010802  Myoporum laetum Scott D. White 1997-3-12 4729 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach. 7 Comment
  RSA0010805  Myoporum laetum Scott D. White 1995-12-5 3775 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  SD124876  Myoporum laetum A. C. Sanders 1986-7-30 6819 Los Angeles El Segundo Dunes, immediately west of L. A. International Airport and Pershing Dr., east of Vista Del Mar Blvd. 29 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
  UC24137  Nama californica Dr. A. Davidson 1895-1 Los Angeles Lancaster Comment
  CHSC95456  Nassella cernua LeRoy Gross 2001-5-27 424 Los Angeles Los Angeles Basin; Verdugo Mountains Region: northwest side; Dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in city of Sun Valley, just north of La Tuna Canyon Road in the city of Sun Valley, just west of mouth of McDonald Creek. A short distance going north up the ridge heading for the main crest. Comment
  RSA533451  Nassella cernua Timothy S. Ross 1991-4-21 4541 Los Angeles Whittier Hills (Puente Hills, pro parte): Ridge on N side of Turnbull Canyon 305 Comment
  RSA591908  Nassella cernua L. C. Wheeler 1967-5-8 9296 Los Angeles Liebre Mountains. Between Bouquet Junction and Bonelli Ranch. 381 Comment
  POM244891  Nassella lepida F. R. Fosberg 1931-3-19 663 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island Comment
  UC729807  Nassella lepida Carl B. Wolf 1932-5-10 3535 Los Angeles 100 yd se summit of Equestrian Trail (back of Avalon); Santa Catalina Island 304 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
  CATA1689  Nasturtium officinale Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-18 2984 Los Angeles Santa Catalina Island: Middle Ranch Reservoir 188 Comment
  POM129401  Navarretia atractyloides R. L. Pendleton 1909-7-3 1392 Los Angeles Chicken John's Ranch, Santa Catalina Island. 23 Comment
  RSA11347  Navarretia hamata subsp. hamata F. L. Robinson 1921-5-9 60 Los Angeles Claremont. 365 Comment
  SFV20779  Navarretia pubescens T. Sagar 2007-5-29 s. n. Los Angeles Santa Monica Mountains Malibu Springs Trail from Decker School Road, northwest of Nicholas Flat. 480 Comment
  CAS-BOT-BC109084  Nemacaulis denudata var. denudata Geo. B. Grant 1901-5-1 s.n. Los Angeles Southwest part of California. 0 Comment
  RSA0126091  Nemacladus sigmoideus R. G. Swinney 2009-6-17 11169 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  RSA596128  Nemacladus sigmoideus T. S. Ross, S. D. Boyd 1995-6-29 8658 Los Angeles Near west summit of Liebre Mountain. 1707 Comment
  UCR177498  Nemacladus sigmoideus LeRoy Gross 2005-5-19 2285 a Los Angeles Tehachapi Mountains, SE base of the mountains, just above the the W side of Cottonwood Creek 1174 Comment
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Feb 18 2017
  RSA660848  Nemophila menziesii Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 13 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  RSA786323  Nemophila menziesii K. Dobry 1991-4-4 469 Los Angeles Elsmere Cyn. West San Gabriel Mts. Comment
  RSA421268  Nemophila menziesii var. integrifolia Robert L. Dressler 1949-6-18 886 Los Angeles Johnstone Peak, San Gabriel Mts. 854 Comment
  RSA599257  Nemophila menziesii var. integrifolia Steve Boyd, Lauren Raz 1997-3-31 9432 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 914 Comment
  UC501494  Nemophila menziesii var. integrifolia Joseph Andorfer Ewan 1932-5-29 7188 Los Angeles head Arrastre Canyon; San Gabriel Mts., head of Arrastre Canyon 1524 Comment
  UCSB5334  Nemophila menziesii var. menziesii Wilson, Richard 1958-5-10 Los Angeles 3 miles N of Foothill Blvd. on Angeles Crest Highway 914 Comment
  LA45881  Nicotiana glauca A. L. Beatty; 1940-4-15 sn Los Angeles Mint Canyon Comment
  RSA613098  Nicotiana glauca Damian Ross 1997-4-4 24 Los Angeles Bernard Biological Field Station Claremont Colleges. E of Infirmary Rd. halfway between Infirmary Rd. and Mills Ave. 412 Comment
  RSA640823  Nicotiana glauca Louis C. Wheeler s.n. Los Angeles LaVerne: Wheeler's residence. Comment
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Nov 23 2015
  RSA703492  Nicotiana quadrivalvis Scott D. White, Michael Honer 2004-6-24 10487 -B Los Angeles Pomona Valley / San Gabriel Mtn Foothills: City of Claremont; San Antonio Canyon alluvial fan, north of Baseline Ave. and west of concrete-lined flood control channel. 488 Comment
  UCR162639  Nicotiana quadrivalvis Anuja Parikh, Nathan Gale 2004-6-17 2049 Los Angeles Santa Clara River Valley, Newhall Ranch (study area 44) in vicinity of confluence of Castaic Creek and Santa Clara River 290 Comment
  UCR73126  Nicotiana quadrivalvis Scott D. White 1992-10-8 899 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  UCR25332  Nothoscordum gracile Alfred R. Roos 1958-5-2 s.n. Los Angeles Evans and Reeves Nursery, Brentwood, West Los Angeles Comment
  SBBG31151  Nuttallanthus texanus R. F. Thorne 1966-4-28 36244 Los Angeles near jct of Wrigley Drive and Renton Mine Rd 91 Comment
  CAS-BOT-BC167056  Oenothera californica Ynez Whilton Winblad 1937-4-26 s.n. Los Angeles Ridge Route, n. Los Angeles Co. Comment
  UCR261794  Oenothera elata subsp. hirsutissima R. G. Swinney 2010-9-13 13842 Los Angeles San Gabriel Mountains, c. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek 1244 Comment
  POM355622  Oenothera elata subsp. hirsutissima E. S. Spalding 1923-10-11 s.n. Los Angeles Near Dahlia farm, La Canada road Comment
  SEINET9037797 Image available Opuntia M. A. Baker, Michelle Cloud-Hughes 2015-1 18410 Los Angeles Claremont, 100m south of the SE base of Indian Hill 409 Comment
  SEINET3245982  Opuntia basilaris R. G. Swinney 2009-1 10856 Los Angeles Transverse Range; San Gabriel Mtns.: Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 437 Comment
  RSA668042  Opuntia oricola F. R. Fosberg 1931-5-18 S 4892 Los Angeles Santa Catalina Island, Little Harbor 3 Comment
  POM214689  Opuntia vaseyi F. R. Fosberg 1932-8-1 8609 Los Angeles Tujunga Wash, San Fernando Comment
  RSA100761  Oreonana vestita F. W. Peirson 1918-6-17 137 Los Angeles summit of North Baldy 2743 Comment
  UCR206423  Orobanche fasciculata R. G. Swinney 2008-6-4 8948 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, c. 100 m SW of park headquarters/nature center 1470 Comment
  UCD162752  Orobanche uniflora Robert Walsh 2015-4-22 1 Los Angeles East of City of Santa Clarita, Placerita Canyon State Park. From Walker Ranch trailhead on Placerita Canyon Road, south to Waterfall Trail; then south on Waterfall Trail 430 m to collection point mid-trail. 581 Comment
  CAS-BOT-BC502952  Orobanche vallicola Fay A. Mac Fadden 1942-3-8 16187 Los Angeles Tick Canyon; between MInt and Soledad canyons, north of San Fernando [elev. is for this canyon floor per note on sheet] 762 Comment
  RSA402075  Orthocarpus purpurascens Jack Rempel 1932-3-26 15263 Los Angeles El Segundo. Comment
  RSA230664  Osmorhiza berteroi R. F. Thorne, M. Z. Thorne 1969-7-9 38579 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines. 2073 Comment
  RSA584950  Osmorhiza brachypoda T. S. Ross, Steve D. Boyd 1991-4-25 4613 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  RSA592810  Osmorhiza brachypoda Steve Boyd, Orlando Mistretta 1996-5-1 8756 Los Angeles Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08. 1524 Comment
  POM353440  Oxalis corniculata J. Blare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  RSA611069  Oxalis corniculata Louis C. Wheeler 1970-5-31 s.n. Los Angeles Los Angeles: NW corner of Pico and Figueroa streets. Comment
  RSA353465  Oxalis pes-caprae F. H. Elmore 1939-2-18 423 Los Angeles San Clemente Island. Comment
  CAS-BOT-BC413305  Oxytheca perfoliata Mrs. H. C. Cantelow 1935-3-22 695 Los Angeles Mojave Desert. bet. Del Sur and Palmdale Comment
  RSA0080773  Oxytheca trilobata R. G. Swinney 2011-7-21 15543 Los Angeles Strawberry Peak summit. 1860 Comment
  RSA434236  Paeonia californica Louis C. Wheeler 1932-3-3 452 Los Angeles San Jose Hills at Pomona. 305 Comment
  RSA286654  Panicum acuminatum var. acuminatum R. F. Thorne 1974-6-28 44776 Los Angeles San Gabriel Mountains, Angeles National Forest: Lime Spring, tributary to Coldbrook Creek. 1250 Comment
  POM366037  Panicum capillare Bonnie C. Templeton 1934-10-13 4797 Los Angeles Los Angeles River Comment
  LA98273  Papaver californicum Elizabeth McClintock; 1945-5-1 sn Los Angeles Santa Monica Mountains, Dry Canyon, Cold Creek Road Comment
  CHSC98722  Parietaria hespera var. californica LeRoy Gross; Bill Hogshead, Valerie Soza 2003-5-29 956 Los Angeles Transverse Ranges; Verdugo Mountains region; west end of the mountains. At junction (saddle) of Verdugo motorway and Wildwood Fire Road. (Abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago.) We went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Motorway). Basically a triangle. UTM Zone: 3787689N 0378361E. 564 Comment
  SFV21049  Parietaria hespera var. californica L. Gross, V. Soza 2001-6-6 432 Los Angeles Verdugo Mountains North side of mountains. Hostetter Mountain Way, off of La Tuna Canyon Road. In narrow, rocky draw above road, north-northwest facing canyon. 701 Comment
  RSA448015  Parietaria hespera var. hespera F. R. Fosberg 1931-3-24 S- 4349 Los Angeles Hamilton Canyon, Overlooking Thompson Reservoir. 50 Comment
  RSA613496  Paspalum dilatatum L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  RSA0016998  Paspalum distichum Anstruther Davidson 1917-07 3160 Los Angeles Whittier. Comment
  RSA708582  Pectocarya linearis subsp. ferocula Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1168 Los Angeles Ridgetop above McDonald Creek. 579 Comment
  UCR260371  Pectocarya linearis subsp. ferocula R. G. Swinney 2010-2-27 11666 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
  RSA158838  Pectocarya linearis subsp. ferocula P. H. Raven 1962-5-9 17707 Los Angeles Just north of Gray, San Clemente Island 427 Comment
  RSA159345  Pectocarya linearis subsp. ferocula P. H. Raven 1962-4-10 17224 Los Angeles Along summit ridge about 2 miles north of Thirst, San Clemente Island 488 Comment
  RSA526578  Pectocarya linearis subsp. ferocula Tim Ross 1991-3-24 4312 Los Angeles Whittier Hills. 311 Comment
  RSA0120023  Pectocarya penicillata R. G. Swinney 2014-4-30 16292 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  RSA599480  Pectocarya penicillata Steve Boyd, Lauren Raz 1997-3-26 9344 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  SFV6473  Pectocarya setosa T. Gordon, W. C. Willig, K. A. Wilson 1974-4-26 172 Los Angeles San Gabriel Mountains Lone Pine Canyon Road, 3 miles from Cajon Pass. Comment
  RSA425329  Pedicularis semibarbata G. R. Johnstone 1928-6-10 s.n. Los Angeles Mt. San Antonio: N slope just beyond saddle, near Sierra Club cabin. Comment
  SBBG68696  Pedicularis semibarbata Anstruther Davidson 1893-1 Los Angeles Rock Crk Comment
  UCR159708  Pedicularis semibarbata Orlando Mistretta, J. Mistretta 1992-9-22 826 Los Angeles Transverse Ranges, San Gabriel Mtns: Cooper Canyon 1902 Comment
  UCSC000881  Pedicularis semibarbata Peter Kamb 1947-6-9 592 Los Angeles Angeles Crest highway above Little Rock Creek Angeles Crest, Little Rock Creek - San Gabriel Mts. 1951 Comment
  UCR59228  Pelargonium A. C. Sanders 1988-2-18 7682 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar. Blvd. 30 Comment
  RSA640835  Pellaea andromedifolia var. andromedifolia L. C. Wheeler 1931-4-8 s.n. Los Angeles San Gabriel Mountains: San Dimas Canyon.. . Comment
  UCR198287  Pennisetum clandestinum LeRoy Gross, Steve Boyd, Naomi Fraga, Valerie Soza 2006-3-17 2455 Los Angeles Transverse Ranges, Verdugo Mountains, north side of the range, Whiting Woods Road c. half way to the main crest 669 Comment
  RSA639101  Pennisetum purpureum L. C. Wheeler 1947-2-2 6454 Los Angeles San Gabriel Mountains: Mt. Wilson Road ca. 1/2 mile easterly from mouth of Eaton Canyon.. . Comment
  CATA3504  Pennisetum setaceum Julia Parish, Nathalie Cartan, Michael Thomas, Benjamin Dion 2017-10-11 035 Los Angeles Santa Catalina Island: Avalon; below 330 E Whittley Ave; 40m south of Las Lomas Dr., between Las Lomas Dr. and Tremont St. 71 Comment
  RSA401845  Penstemon X parishii Anstruther Davidson 1902-5-4 s.n. Los Angeles San Gabriel Canyon. Comment
  UC1375427  Penstemon caesius R. F. and M. Z. Thorne 1969-7-10 38356 Los Angeles ca 1 1/2 mi se Dawson Saddle (along Angeles Crest Hwy, near Lodgepole Picnic Ground); San Gabriel Mts, Angeles National Forest 2316 Comment
  NY583818  Penstemon centranthifolius F. W. Pennell 1940-6-25 26007 Los Angeles Mount Wilson 1676.4 Comment
  RSA0091535  Penstemon centranthifolius R. G. Swinney 2011-6-14 15121 Los Angeles Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA412442  Penstemon centranthifolius Robin S. Collins 1973-5-28 327 Los Angeles Angeles National Forest, San Gabriel Mountains, Trail Canyon, from start of pack trail into canyon ca. 2 miles 609 Comment
  POM305726  Penstemon centranthifolius Henry J. Ramsey, Henry J. Ramsey 1937-6-27 928 Los Angeles Liebre Mts., Sandberg, Angeles National Forest. Comment
  RSA649975  Penstemon centranthifolius Marion P. Harthill 1972-4-1 632 Los Angeles Mt. Wilson. Comment
  SD234196  Penstemon centranthifolius Virginia Pinkus Ryder 1964-6-20 234 Los Angeles Switzer's Camp. W. slope. 1067 Comment
  RSA408045  Penstemon grinnellii Fordyce Griffiths Jr. 1911-6-8 1797 Los Angeles Mt. Wilson. Comment
  RSA624468  Penstemon grinnellii subsp. grinnellii Louis C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 732 Comment
  NY601183  Penstemon grinnellii var. grinnellii F. W. Pennell 1940-6-24 25998 Los Angeles Pine Mountain, south of Swartout 2468.9 Comment
  NY601208  Penstemon grinnellii var. grinnellii G. J. Goodman 1930-7-28 1732 Los Angeles South slope Mount San Antonio, San Gabriel Mountains 2743.2 Comment
  RSA401900  Penstemon spectabilis I. W. Clokey, Bonnie C. Templeton 1929-3-26 4475 Los Angeles Open rocky ridge. 300 Comment
  SDSU10971  Penstemon spectabilis Gerald Collier 1953-6-20 Los Angeles 1/4 mile E of Muscatel Ave, 1/8 mile S Klingerman St. Rio Hondo west side, San Gabriel. Comment
  SBBG98216  Pentagramma triangularis subsp. triangularis F. W. Peirson 1919-12-2 1502 Los Angeles W Fk of Rubio Cyn 746 Comment
  POM155797  Pentagramma triangularis subsp. viscosa M. B. Dunkle 1928-4-21 1879 Los Angeles Santa Catalina Island: Renton Mine. 335 Comment
  SEINET13944982 Image available Perideridia oregana C. Epling, Wm. Robison 1935-1 sn Los Angeles Town Lodge near Weaverville Comment
  RSA228958  Perideridia parishii subsp. latifolia R. F. Thorne 1971-8-25 41307 Los Angeles San Gabriel Mountains, Angeles National Forest: near Windy Spring on N slope of Mt. Islip 2256 Comment
  UCR269125  Perideridia pringlei Orlando Mistretta, Christine Mistretta 2011-6-6 5678 Los Angeles Liebre Mountains, vicinity of Palmdale, c. 100 m southeast of intersection of Elizabeth Lake Road and Southern California Edison transmission line corridor, 2.32 miles east of the junction of Elizabeth Lake Road and Godde Hill Road 903 Comment
  SD85193  Peritoma arborea var. arborea E. R. Blakley 1961-9-23 4743 Los Angeles Santa Catalina Island; beach bluff between Isthmus Harbor and Fisherman's Cove. 4 Comment
  CATA1571  Perityle emoryi Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2839 Los Angeles Santa Catalina Island: Bluff southeast of Rippers Cove 6 Comment
  UCR65246  Perityle emoryi F. R. Fosberg 1931-4-3 S- 04463 Los Angeles Channel Islands, Santa Catalina Island, Pebble Beach Rd. 5 Comment
  OBI26251  Persicaria capitata Mark E. Schneider 1973-11-15 s.n. Los Angeles Van Nuys. Cult on Burnett Ave Comment
  RSA0018730  Persicaria lapathifolia LeRoy Gross, Evan Meyer, Bart O'Brien 2013-10-17 6204 Los Angeles Hansen Dam flood control basin, Big Tujunga wash, between foothill Blvd. and Wentworth street. West of the 210 freeway. Collected short distance east and west, just south of Orcas Park, off Orcas Ave. 315 Comment
  UCR260360  Phacelia R. G. Swinney 2010-4-30 12448 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  RSA772516  Phacelia austromontana R. G. Swinney 2009-5-20 10847 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  RSA8797  Phacelia brachyloba P. A. Munz 1920-5-2 3821 Los Angeles San Dimas Canyon. 457 Comment
  POM3790  Phacelia brachyloba W. Smith 1895-5-25 4364 Los Angeles Claremont, Alt 1300ft 396 Comment
  RSA427574  Phacelia brachyloba Anstruther Davidson 1892-6-12 s.n. Los Angeles Wilson's Trail. Comment
  RSA0115819  Phacelia cicutaria Steven A. Junak 1999-7-17 SCa- 1074 Los Angeles Santa Catalina Island. Cape Canyon, plant stop. 238 Comment
  IRVC26212  Phacelia cicutaria var. hispida A. C. Sanders, Mark A. Elvin 2003-6-18 26957 Los Angeles around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon Santa Susana Mountains, Western Transverse Range 1037 Comment
  POM6740  Phacelia cicutaria var. hispida P. A. Munz, Street, Williams 1919-4-19 2482 Los Angeles Lone Hill, San Dimas. Comment
  SD38325  Phacelia cicutaria var. hispida Edith A. Purer 1931-5-8 Los Angeles Griffith Park Comment
  UCR219912  Phacelia cicutaria var. hispida R. G. Swinney, Jane Strong 2009-4-21 10419 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  RSA590527  Phacelia cicutaria var. hispida Orlando Mistretta 1994-3-30 964 Los Angeles Little Rock Creek; slopes E of creek below Little Rock Dam 991 Comment
  RSA701180  Phacelia cicutaria var. hispida Walter Wisura 2003-6-30 5169 Los Angeles Evey Canyon. Comment
  SD234424  Phacelia cicutaria var. hubbyi A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26115 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam (Warm Springs Mtn. 7.5' Q) 487 Comment
  POM127072  Phacelia davidsonii George B. Grant 1902-06 957 Los Angeles Summit of Mt. Wilson. 1829 Comment
  RSA588091  Phacelia davidsonii Orlando Mistretta 1994-5-31 1260 -A Los Angeles San Gabriel Mountains: Santiago Canyon: N slope of Pacifico Mountain. 2119 Comment
  RSA0092145  Phacelia distans R. G. Swinney 2011-5-26 14843 Los Angeles San Gabriel Mountains: 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  RSA579486  Phacelia distans Tim S. Ross, Steve D. Boyd 1994-5-10 7715 Los Angeles Warm Springs Mountain: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 668 Comment
  SBBG31375  Phacelia distans R. F. Thorne with P. C. Everett 1965-5-11 34525 Los Angeles near Ballast Pt, E side of Catalina Harbor 60 Comment
  SEINET3091901 Image available Phacelia distans T. Burch, Mrs. T. Burch 1940-4-21 Los Angeles Near Saugus Comment
  UCR221911  Phacelia distans R. G. Swinney 2009-4-28 10529 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  UCR271307  Phacelia distans R. G. Swinney 2011-5-12 14682 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  UCR271578  Phacelia distans R. G. Swinney 2011-6-23 15291 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  RSA158285  Phacelia distans Peter H. Raven 1962-4-11 17306 Los Angeles Behind Northwest Harbor; San Clemente Island. 6 Comment
  UCD120401  Phacelia distans T. C. Fuller 1962-4-10 8161 Los Angeles N. side of Hwy 66, w. limits of Azusa. Comment
  SBBG127086  Phacelia egena A. Parikh, N. Gale 2011-6-20 3490 Los Angeles S of Rabbit Peak, 1.8 km E of Angeles Forest Hwy, 0.1 km N of Monte Cristo Crk; San Gabriel Mtns 1323 Comment
  RSA75351  Phacelia fremontii F. W. Peirson 1927-5-21 163 Los Angeles Rock Creek, north base of San Gabriel Mountains. 1524 Comment
  POM263547  Phacelia fremontii J. C. Roos 1937-3-25 680 Los Angeles 20 miles E of Palmdale Comment
  JEPS1986  Phacelia grandiflora F. W. Peirson 1918-6-4 159 Los Angeles foothills e Rubio Canyon; San Gabriel Mountains 609 Comment
  RSA0080785  Phacelia hubbyi R. G. Swinney 2010-5-7 12576 Los Angeles Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210 Fwy. 494 Comment
  UC1046929  Phacelia imbricata L. R. Heckard 1953-6-14 495 Los Angeles Charleston Flats Campground San Gabriel Mountains, Angeles National Forest 1676 Comment
  UCR205604  Phacelia imbricata R. G. Swinney 2008-5-13 8858 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  CLARK-A1528-4887  Phacelia imbricata John C. Roos 1947-5-17 3628 Los Angeles Placerita Canyon Comment
  RSA602247  Phacelia imbricata subsp. imbricata R. S. Woglum 1937-7-17 833 Los Angeles North Fork of San Gabriel River. Comment
  UCR213952  Phacelia imbricata subsp. imbricata Dave Silverman, Cindy Hopkins 2007-4-27 6780 Los Angeles Tejon Ranch, W of California Aqueduct, N of Oso Canyon, 0.8 miles SSE of National Cement and 600m NE of Oso 3804 benchmark 1052 Comment
  RSA608708  Phacelia imbricata subsp. imbricata Louis C. Wheeler 1931-4-11 s.n. Los Angeles Dr. Huntington's, [Vicinity of Claremont]. Comment
  RSA586681  Phacelia longipes Orlando Mistretta 1995-5-10 1702 A Los Angeles San Gabriel Mountains: Bare Mountain Canyon, West Fork. 1402 Comment
  SBBG108990  Phacelia lyonii S. A. Junak 1996-10-1 SCl 696 Los Angeles Horse Cyn at large bend in cyn, ca. 2 mi SW of Thirst 234 Comment
  UC1349371  Phacelia lyonii Robert F. Thorne 1966-4-5 35810 Los Angeles below Stage Station; Santa Catalina Island, Middle Ranch Canyon 76 Comment
  POM127603  Phacelia minor George B. Grant 1901-1 965 Los Angeles Mt. Lowe. Comment
  RSA596056  Phacelia minor Tim S. Ross, J. Mark Porter 1995-5-4 8461 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  UC219299  Phacelia minor P. A. Munz, R. D. Harwood 1920-5-2 3818 Los Angeles San Dimas Canyon 457 Comment
  UCR50875  Phacelia ramosissima A. C. Sanders 1988-5-18 7842 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  RSA428281  Phacelia ramosissima var. latifolia Anstruther Davidson 1892-5-3 s.n. Los Angeles Pasadena. Comment
  RSA738065  Phacelia tanacetifolia M A Sanatay 1966-5-10 5 Los Angeles San Rafael Hills. 213 Comment
  UCSB10395  Phacelia tanacetifolia Wedberg, H. 1957-4-6 Los Angeles 1/2 mi. W Las Flores, vacant lot N of road Comment
  CATA3079  Phalaris minor Amy Catalano, Steven Junak 2016-4-28 091 Los Angeles Santa Catalina Island: West side of Boushay Road, 1 mile from Silver Peak Road 188 Comment
  POM356917  Phalaris minor Margaret Northrop 1914-5-26 I Los Angeles In road at end of Homeward Ave. Carline. Comment
  UCR178058  Phoenix canariensis LeRoy Gross 2003-2-22 743 Los Angeles Transverse Ranges: Verdugo Mountains Region, South side; Along Brand Canyon (fire burned this area in Summer-fall of 2002). Above one of the debris dams, below where the falls from the west fork drainage comes in. 320 Comment
  RSA459259  Pholistoma auritum C. Epling 1930-4-10 s.n. Los Angeles Mandeville Canyon Comment
  UC1228870  Pholistoma auritum Peter H. Raven 1962-4-10 17249 Los Angeles ca. 1.5 mi. n. Thirst (gully w. side of isl.); San Clemente Isl. 457 Comment
  LA205675  Pholistoma auritum var. auritum Carl Clawson Epling; March 1925 6523 Los Angeles Santa Monica Mountains, Griffith Park Comment
  RSA536047  Pholistoma racemosum Tim S. Ross 1991-5-21 5395 Los Angeles San Clemente Island: Upper easterly branch of Box Canyon, affected by recent burn 473 Comment
  SBBG96983  Pholistoma racemosum S. Boyd with T. Ross, L. Arnseth 1990-4-8 4341 Los Angeles rocky ridges; E side of island near Malo Pt, second cyn S of Bryce Cyn Comment
  UC729595  Pholistoma racemosum Carl B. Wolf 1932-5-9 3495 Los Angeles about due w. Pebbly Beach (along rd. to Renton Mine); Santa Catalina Isl. 304 Comment
  CAS-BOT-BC134962  Phoradendron bolleanum Charles F. Richter 1920-9-1 s.n. Los Angeles Pleasant View Ridge and Mt. Islip, San Gabriel Mts Comment
  UCSB22354  Phoradendron bolleanum McPherson, James 1967-1-7 Los Angeles Largo Vista Road, about 2 miles north of its junction with Highway 138, Antelope Valley 1341 Comment
  RSA132802  Phoradendron macrophyllum Del Wiens 1954-1-10 893 Los Angeles Intersection of Alexander and Cucamonga Ave., Claremont. Residential area. 366 Comment
  RSA652959  Phoradendron macrophyllum A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23265 Los Angeles Santa Susana Mountains: Aliso Canyon Oil Field, Oat Mountain, Mormon, Limekiln and Aliso Canyon watersheds; This from upper Limekiln Cyn. near So Cal G[as] 595 Comment
  RSA309526  Phoradendron pauciflorum James R. Shevock 1976-4-24 5016 Los Angeles Along Big Pines Highway in the vicinity of Apple Tree Campground, San Gabriel Mountains, Angeles National Forest. 1524 Comment
  HSC15924  Phoradendron serotinum subsp. macrophyllum C. E. Fellows 1965-12-20 191 Los Angeles 2 mi. S of Ventura Blvd. on Reseda Blvd., across from Deauville Country Club Comment
  UC1194600  Phoradendron villosum Del Wiens 1960-6-10 2716 Los Angeles n. Claremont (Cobal Canyon); Cobal Canyon 396 Comment
  UCR129937  Phoradendron villosum Orlando Mistretta 1994-4-29 1101 Los Angeles San Gabriel Mountains, Santiago Canyon, ridge on the W edge of Santiago Canyon watershed north of Forest Road 4N20 1372 Comment
  UC26208  Physalis philadelphica J. Burtt Davy Oct 1896 2841 Los Angeles Pomona Comment
  RSA659684  Picris echioides Chris White 1991-5-20 23 Los Angeles Point Fermin. Comment
  RSA596495  Pinus coulteri L. C. Wheeler 1966-11-30 9163 Los Angeles San Gabriel Mountains. Crystal Lake cutoff ca. 1 mi. southerly from Snow Spring, Bear Creek, off West Fork San Gabriel Drainage. 1768 Comment
  RSA229046  Pinus flexilis Robert F. Thorne 1971-8-25 41277 Los Angeles Mt. Hawkins 2698 Comment
  RSA590859  Pinus halepensis T. S. Ross, Angelika Brinkmann-Busi 1992-3-28 6056 Los Angeles Palos Verdes Peninsula: Palos Verdes Estates: Bluff Cove. Redondo Beach USGS 7.5' quad. Comment
  SD252215  Pinus halepensis Steven A. Junak 2000-10-14 Sca 1418 Los Angeles Santa Catalina Island: W flank of Black Jack Peak, above road to summit of peak, overlooking Black Jack Bampground. 527 Comment
  RSA0048515  Pinus halepensis Robin J. Tausch 1963-2-21 s.n. Los Angeles Pierce College Campus, Woodland Hills. 243 Comment
  RSA384350  Pinus lambertiana F. R. Fosberg 1931-8-13 S 5677 Los Angeles Islip - Hawkins divide 2300 Comment
  UC1134054  Pinus monophylla A. Lewis 1934-2-1 271 Los Angeles 1.5 mi sw Una Lake; Elizabeth Lake 1219 Comment
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Dec 15 2014
  UC215355  Pinus monophylla I. M. Johnston 1917-8-24 1722 Los Angeles N. Fk. of Little Creek San Antonio Mountains, N. Fk. of Little Creek 1981 Comment
  SEINET3874390  Pinus ponderosa K. Dobry 1976-4-24 61 Los Angeles Charleston Flats San Gabrial Mountains.; 0 1646 Comment
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May 11 2015
  CAS-BOT-BC136554  Piperia cooperi Dr. H. E. Hasse 1888-4-1 s.n. Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  UCR252786  Piptatherum miliaceum R. G. Swinney 2010-5-29 13415 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  UCR50865  Piptatherum miliaceum A. C. Sanders 1988-5-18 7839 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  RSA0087328  Plagiobothrys canescens R. G. Swinney 2010-3-13 11877 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  CATA1876  Plagiobothrys collinus var. gracilis Denise Knapp 2003-3-31 Los Angeles Santa Catalina Island: Airport Burn, below photo station #4 370 Comment
  VVC3395  Plagiobothrys nothofulvus Tim Thomas 1973-4-24 13 Los Angeles Transverse Range, Santa Monica Mountains, Mulholland Hwy at Cold Creek 290 Comment
  UC185445  Plantago coronopus Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  LA201803  Plantago erecta Arthur C. Gibson; 2003-4-24 4982 Los Angeles Santa Monica Mountains, near the village of Topanga Comment
  RSA190988  Plantago erecta Robert F. Thorne, D. Propst, R. Carolin, R. C. Rollins 1967-3-18 36731 Los Angeles Catalina Island. Salta Verde, appox. N of Salta Verde Point 244 Comment
  UCR199943  Plantago indica Scott D. White, Justin Wood 2008-5-19 12017 Los Angeles Los Angeles Basin, Whittier Narrows Dam County Recreation Area. San Gabriel River floodplain, between Durfee Ave. and 605 freeway. SCE powerline corridor 70 Comment
  RSA595629  Plantago lanceolata Mark Hoefs, Robert F. Thorne 1996-4-6 2671 Los Angeles Old Bird Park, Avalon Canyon. 104 Comment
  UCR190060  Platanthera sparsiflora R. G. Swinney 1998-10-3 7015 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1 mile east (upstream) from Upper Fish Fork Campground 2012 Comment
  OBI8163  Platanus racemosa Lewis Meltz 1977-4-9 LM 32 Los Angeles Eaton Cyn, 3.0 km E of Eaton Cyn bridge Comment
  RSA518252  Platanus racemosa A. C. Sanders 1987-12-4 7570 Los Angeles El Segundo Dunes, immediately W of Los Angeles International Airport and Pershing Dr. 30 Comment
  IRVC26353  Platystemon californicus A. C. Sanders, Mark A. Elvin 2003-4-16 26041 Los Angeles Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank Santa Clara River watershed 305 Comment
  RSA747447  Platystemon californicus R. G. Swinney 2005-5-14 8237 Los Angeles NE of Valyermo, Bob's Gap, ridge-top north of lime kilns 1220 Comment
  RSA503436  Platystemon californicus var. crinitus Louis C. Wheeler 1967-5-12 9484 Los Angeles San Gabriel Mts.: broad rounded sunny saddle on porous soil, between 4174 and 4183 E of Vincent 1250 Comment
  SFV12665  Pluchea odorata M. H. Grayum, H. Grayum 1977-11-27 905 Los Angeles San Fernando Valley North base of Hansen Dam. 305 Comment
  RSA472107  Pluchea odorata L. C. Wheeler 1932-8-28 1305 Los Angeles Puddingstone Canyon, San Jose Hills, S. San Dimas. 259 Comment
  UCD91806  Poa palustris Tom Yutani 1996-5-1 s.n. Los Angeles Pasadena. 121 Comment
  POM115021  Poa secunda George B. Grant 1905-4-4 1016 -6463 Los Angeles Pasadena. Comment
  POM6658  Poa secunda P. A. Munz, L. T. Street, G. Williams 1919-4-19 2476 Los Angeles Lone Hill, San Dimas. Comment
  RSA730952  Poa secunda Gary D. Wallace 1979-5-26 1848 Los Angeles San Gabriel Mountains: along Angeles Forest Highway just west of Clear Creek Ranger Station Comment
  SEINET175715 Image available Poa secunda Marcus E. Jones 1882-2-27 Los Angeles Pasedena Comment
  CAS-BOT-BC236194  Poa secunda subsp. secunda Geo. B. Grant 1903-6-10 s.n. Los Angeles Summit of Mount Wilson 1828 Comment
  CAS-BOT-BC236209  Poa secunda subsp. secunda Peter H. Raven; Henry J. Thompson 1959-5-5 14146 Los Angeles Santa Monica Mountains. Mulholland Highway 1 mile W of Las Virgenes Road, Malibu Creek drainage 274 Comment
  RSA484209  Poa secunda var. secunda Donald R. Bissing 1973-4-6 37 Los Angeles Evey Canyon, San Gabriel Mountains: above roadcut 0.5 mile from canyon mouth 713 Comment
  RSA0116174  Polycarpon tetraphyllum R. G. Swinney 2010-5-29 13245 Los Angeles San Gabriel Mountains; May Canyon Truck Trail, 0.3-1.5 miles north of Veterans Park, west of Loop Canyon on FS Rd. 3N54. 610 Comment
  RSA430464  Polygonum aviculare subsp. aviculare A. C. Sanders 1987-9-18 7354 Los Angeles El Segundo Dunes, W of L.A. International Airport and Pershing Drive. 38 Comment
  RSA608027  Polygonum aviculare subsp. aviculare Louis C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. and San Diego Fwy, between Sepulveda and 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.]. Comment
  POM122114  Polygonum lapathifolium Unspecified 1901-9-19 s.n. Los Angeles Summit of Mt. Lowe Comment
  POM481994  Polygonum lapathifolium Richard Noyes 1988-9-18 745 Los Angeles San Antonio Canyon. Rocky wash behind San Antonio Dam. 701 Comment
  LA33811  Polypodium californicum Henry J. Thompson; 1959-2-20 1834 Los Angeles Santa Monica Mountains, La Tuna Canyon, 0.5 mi above ocean 76 Comment
  LA94069  Polypodium californicum Lawrence L. Kiefer; 1966-3-27 1806 b Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, ca 3 mi above Sunset Blvd. 274 Comment
  LA94083  Polypodium californicum Lawrence L. Kiefer; 1963-6-9 543 Los Angeles SANTA MONICA MOUNTAINS, Encinal Canyon, ca 1.5 mi from mouth. 182 Comment
  RSA314083  Polypodium californicum R. F. Thorne, J. Henrickson 1963-5-5 32315 Los Angeles Cobal Canyon, foothills of the San Gabriel Mountains, ca. 4 miles north of Claremont. 518 Comment
  UCSB62387  Polypodium californicum Kendall, M. 1921-2-13 Los Angeles Palmer's Canon Comment
  UCSB62412  Polypodium californicum Kendall, M. 1921-3-23 Los Angeles Lone Hill Comment
  UCSB62304  Polypodium californicum Kiefer, Lawrence 1967-4-30 Los Angeles San Gabriel Mtns., N of Sierra Madre, N fork of Big Santa Anita Canyon, vicinity of upper Sturtevant Falls, ca. 3/4mi up from confluence of main stream 853 Comment
  CAS-BOT-BC233091  Polypogon interruptus Carl B. Wolfe 1932-5-12 3609 Los Angeles Santa Catalina Island, Middle Ranch Canyon, near bridge on lower road to isthmus 30 Comment
  CHSC92948  Polypogon monspeliensis John Dittes 2006-1-2 1310 Los Angeles Transverse Ranges; San Gabriel Mtns.; Big Tujunga Cyn; ca. 3.2 air-miles SW of Gold Cyn Saddle, 1.3 airmiles NE of intersection of Sunland blvd and 210 Fwy, 1.1 air-mile NW of Verdugo Hills Highschool; near Oro Vista Ave where it crosses Big Tujunga Creek; at edge of Big Tujunga Creek. 393 Comment
  SEINET11681494  Polypogon monspeliensis Unknown 1933-1 8492 Los Angeles near Los Angeles Comment
  RSA0088588  Polypogon semiverticillatus R. G. Swinney 2010-9-13 13835 Los Angeles C. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek. 1244 Comment
  POM1138  Polypogon viridis I. M. Johnston 1917-5-13 1021 Los Angeles El Monte. 84 Comment
  RSA802569  Polypogon viridis Orlando Mistretta, Christine Mistretta 2011-7-1 5883 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  RSA0127703  Polypogon viridis Louis C. Wheeler 1967-7-18 10105 Los Angeles Gold Creek off Little Tujunga Canyon. 549 Comment
  RSA799857  Polystichum imbricans Monica Rodriguez, Michelle Terrazino, Naomi Fraga 2013-7-23 4 Los Angeles Glendora Ridge Road 1288 Comment
  UCR189995  Polystichum imbricans R. G. Swinney 1998-6-16 6975 Los Angeles San Gabriel Mtns., c. 0.6 mi. north of Cow Canyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
  UCR258523  Polystichum imbricans R. G. Swinney 2010-8-9 13480 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant 1049 Comment
  RSA653920  Polystichum imbricans subsp. imbricans Valerie L. Soza, Wayne Law, Laura Moore 2000-6-28 1039 Los Angeles San Gabriel Mountains: Northwestern extension of Pine Mountain, 0.1 mile east of junction with Rincon Red Box Road (FS Road 2N24.2) and road to Pine Mountain (FS Road 2N24A) along fire road. 1280 Comment
  RSA733227  Polystichum imbricans subsp. imbricans R. G. Swinney 1998-8-17 6769 Los Angeles Upper Coldwater Canyon at NE end of Heaton Flat Trail 1244 Comment
  UCSC001092  Polystichum munitum Peter Kamb 1947-2-1 455 Los Angeles Colby Canyon, San Gabriel Mts. 1158 Comment
  POM360753  Populus fremontii L. E. Hoffman 1931-11-9 s.n. Los Angeles Lower Big Rock Creek. Comment
  LA52080  Populus trichocarpa Carl Epling; 1938-2-26 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SEINET12889161 Image available Potamogeton crispus R. F. Thorne 1966-1 36493 Los Angeles Upper end of Cape Canyon Comment
  RSA0103650  Potentilla glandulosa subsp. reflexa R. G. Swinney 2011-9-27 15694 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2354 Comment
  SD215646  Prunus dulcis Steve Boyd, Lauren Raz 1997-3-26 9375 Los Angeles Sierra Pelona Ridge, upper end of Bouquet Canyon, south of Lincoln Crest near end of off-highway vehicle trail which begins at Bouquet Canyon Road 1310 Comment
  RSA453219  Prunus emarginata I. M. Johnston 1917-8-21 1666 Los Angeles San Antonio Mountains: Upper San Antonio Canyon. 2378 Comment
  LA208112  Prunus ilicifolia subsp. ilicifolia Carl Epling; May 1925 sn Los Angeles Mint Canon Comment
  SBBG71031  Prunus ilicifolia subsp. lyonii F. R. Fosberg 1932-5-7 8137 Los Angeles Farnsworth Loop, Coach Rd, Hamilton Cyn 200 Comment
  SD69041  Prunus ilicifolia subsp. lyonii Robert F. Thorne 1966-9-16 36719 Los Angeles Santa Catalina Island, near terminus of Renton Mine Road, upper end Pebbly Beach Canyon 274 Comment
  UC1929651  Prunus ilicifolia subsp. lyonii Mark Elvin, Michael Wall, Jennifer Stone 1996-8-7 308 Los Angeles Channel Islands; San Clemente Island: Conchulagua Canyon. In canyon floor. Comment
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Feb 6 2018
  RSA348068  Prunus lyonii Dave Kelly, Walter Wisura 1986-4-30 4117 Los Angeles Baldwin Hills, near radio towers above Co. park off La Cienega Blvd. Comment
  RSA719578  Prunus virginiana subsp. demissa R. G. Swinney 1997-7-22 5693 Los Angeles Government Canyon, W of Wrightwood, 0.75 mi W of San Bernardino Co. line at Hwy. 2, Blue Ridge Mountain area. 2073 Comment
  UCSB6554  Pseudognaphalium beneolens Kraebel, C. 1931-9-10 Los Angeles San Dimas Canyon, SRE plot; Angeles Forest Comment
  OBI45338  Pseudognaphalium biolettii Dave Charlton 1987-1-31 640 Los Angeles Saddle Peak, Santa Monica Mts 610 Comment
  UCD135047  Pseudognaphalium biolettii B. Pitzer 1996-5-5 2850 Los Angeles Palos Verdes Peninsula: Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill. 408 Comment
  UCR91379  Pseudognaphalium biolettii Scott D. White 1995-3-15 2549 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
  RSA295256  Pseudognaphalium biolettii C. R. Parks 1963-9-2 123 Los Angeles along east-facing ridge near Hoegees Campground on Winter Creek, above Chantry Flat in the Santa Anita Canyon. 1066 Comment
  CAS-BOT-BC356706  Pseudognaphalium californicum Geo. B. Grant 1900-3-29 s.n. Los Angeles Avalon Comment
  SDSU3735  Pseudognaphalium californicum R. M. Beauchamp 1967-3-18 286 Los Angeles Betwee main road and Lemon Tank; San Clemente Island. Comment
  SFV15331  Pseudognaphalium leucocephalum J. C. Dittes, D. Stolp 1990-3-10 41 Los Angeles San Gabriel Mountains Streambed of Big Tujunga River, 0.5 miles upstream of the flood control reservoir. 732 Comment
  CATA1138  Pseudognaphalium luteoalbum Mark L. Hoefs 1995-5-23 2128 Los Angeles Santa Catalina Island: Middle Canyon at Thompson Reservoir 195 Comment
  SJSU4356  Pseudotsuga macrocarpa C. W. Sharsmith 1963-12-30 7173 Los Angeles Eaton Canyon, San Gabriel Mts. 670 Comment
  UC1211114  Pseudotsuga macrocarpa Huron H. Smith 1912-4-30 4855 Los Angeles top Mt. Wilson 2034 Comment
  SEINET652324  Psidium guineense L. R. Landrum 1987-5-24 5479 Los Angeles Los Angeles, Huntington Botanical Garden, subtropical section. Comment
  CATA395  Pteridium aquilinum var. pubescens Mark L. Hoefs, A. Douglas Propst 1974-5-10 464 Los Angeles Santa Catalina Island: Lower Fern Canyon 213 Comment
  RSA690859  Pteridium aquilinum var. pubescens May N. Ackley 1926-1 118 Los Angeles Canada Blvd. Glendale, California Comment
  RSA0011713  Pteris vittata Orlando Mistretta, Mike Hammitt 1991-5-29 s.n. Los Angeles Monrovia Canyon. Comment
  UC586870  Pterospora andromedea Joseph Andorfer Ewan 1934-8-9 8413 Los Angeles Mount Williamson San Gabriel Mts. (near summit) 2438 Comment
  RSA739663  Pterostegia drymarioides John Dittes 2006-5-30 1377 Los Angeles Western Transverse Range, San Gabriel Mtns, Big Tujunga Canyon, 3.7 air miles NE of Verdugo Hills High School, 2.5 air mile SW of Condor Peak, 2.5 air miles SSE of Mt. McKinley. 529 Comment
  UCR194740  Pterostegia drymarioides Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 745 Los Angeles Transverse Range: Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motortway 427 Comment
  RSA451422  Purshia tridentata var. glandulosa Robert Gustafson, Gary D. Wallace 1982-4-26 2533 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  POM4153  Pycnanthemum californicum I. M. Johnston 1917-8-23 1715 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1433 Comment
  RSA0025112  Pyracantha koidzumii A. C. Sanders, T. B. Salvato 2009-5-19 36839 Los Angeles Montebello Hills, under SCE powerlines adjacent to Kaiser Hospital north of corner of Paramount Blvd. and N. Montebello Blvd. 103 Comment
  CATA2929  Quercus X macdonaldii Amy Catalano 2015-5-23 005 Los Angeles Santa Catalina Island: About 130 yards east of junction of Sweet Water and Old Eagles Nest Road 196 Comment
  RSA527722  Quercus agrifolia var. agrifolia Tim S. Ross, Annette Ross 1991-3-7 4153 Los Angeles Elephant Hill, western Pomona. 230 Comment
  SD253457  Quercus agrifolia var. agrifolia R. G. Swinney 2011-11-3 15987 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, First Water, 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre (Mt Wilson 7.5'Q) 622 Comment
  UCR212769  Quercus agrifolia var. agrifolia Ellen Mackey, Blake Whittington 2006-10-4 NFWF- 1778 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River watershed, Sycamore Canyon, [Sycamore Canyon Road north of San Dimas Canyon Park] 402 Comment
  RSA0085067  Quercus agrifolia var. agrifolia Peter J. Estournes 1981-5-31 s.n. Los Angeles San Dimas Canyon Road, San Dimas Canyon Park Comment
  RSA653362  Quercus berberidifolia LeRoy Gross 2000-10-28 302 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 fire break up to main crest (to Beaudry fire road) 366 Comment
  SFV12014  Quercus berberidifolia D. L. Koutnik, B. Holguin 1978-4-1 223 Los Angeles San Gabriel Mountains Northwest of Palmdale on Elizabeth Lake Road. 915 Comment
  UCD45292  Quercus berberidifolia John M. Tucker 1941-3-2 207 Los Angeles Beside Highway 99, 21 miles south of Gorman, Los Angeles County, California. Comment
  UCR126577  Quercus berberidifolia A. C. Sanders 2003-4-17 26075 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines 442 Comment
  RSA476889  Quercus chrysolepis L. E. Hoffman 1931-5-11 s.n. Los Angeles Millard's Canyon, Angeles Nat'l Forest. Comment
  RSA476906  Quercus chrysolepis Donald R. Bissing 1973-6-2 121 Los Angeles Evey Canyon, San Gabriel Mtns. on Canyon Wall below road cut 0.7 mile from mouth of Canyon. 780 Comment
  RSA718066  Quercus chrysolepis R. G. Swinney 1997-8-19 5811 Los Angeles Antonio Peak (=Lookout Mtn.), ridge E of Cattle Canyon and W of the west fork of Bear Canyon. 2077 Comment
  CAS-BOT-BC86211  Quercus dumosa Alice Eastwood 1917-7-20 6523 Los Angeles Santa Catalina Island Comment
  UC1135534  Quercus dumosa F. H. Raymond 1930-3-3 53 Los Angeles San Rafael Mountains Pasadena Quad. 335 Comment
  UCSB27916  Quercus durata Lloyd, Robert 1959-10-2 Los Angeles 11 miles north of Glendora on Glendora Mtn. Rd., San Gabriel Mts. 944 Comment
  UCSB68637  Quercus durata Gross, LeRoy 2000-10-28 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 fire break up to main crest (to Beaudry fire road) 304 Comment
  SFV20859  Quercus durata var. gabrielensis L. Gross 2000-10-28 307 Los Angeles Verdugo Mountains Beaudry fire road north of Radio Towers, west of head of Deer Creek. Northeast-facing slope next to main ridgetop. 762 Comment
  UCR178910  Quercus durata var. gabrielensis R. G. Swinney 1989-8-6 s.n. Los Angeles San Gabriel Mtns., Glendora, 1.0 mile east of Glendora Mountain Road on Big Dalton Canyon Rd. 442 Comment
  POM290530  Quercus engelmannii Lyman Benson 1948-11-9 13551 Los Angeles Hill at west side of mouth of Monrovia Canyon 305 Comment
  RSA708556  Quercus engelmannii Valerie L. Soza, LeRoy Gross 2001-5-9 1198 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
  UC1602282  Quercus engelmannii W. H. Brewer Jan 1861 114 Los Angeles San Gabriel Comment
  SEINET12036543  Quercus engelmannii W. M. Canby 1894-1 s.n. Los Angeles Pasadena Comment
  SBBG44666  Quercus garryana var. breweri W. B. Holt 1941-10-19 5 -1941 Los Angeles not far from Artesian Spring Camp, rd E of reservoir, Bouquet Cyn to Loma Pelona Lookout Comment
  UCD166562  Quercus john-tuckeri Dylan O. Burge 2016-2-23 2091 Los Angeles Agua Dulce Canyon, roadside on Agua Dulce Canyon Road. 655 Comment
  CAS-BOT-BC61542  Quercus lobata Le Roy Abrams 1917-1-19 s.n. Los Angeles Alhambra Comment
  CAS-BOT-BC61543  Quercus lobata Vernon O. Bailey 1907-10-29 s.n. Los Angeles San Fernando Valley, 10 miles south of Fernando Comment
  SEINET13953537 Image available Quercus lobata Carl B. Wolf 1932-1 4351 Los Angeles Ridge Route Road. 1/4 mi. So. Of Santa Clara River. Life Zone: Upper Sonoran; Habitat: Sun, coarse soil; Ft. Alt. 1200; 366 Comment
  RSA611266  Quercus suber Louis C. Wheeler 1942-11-25 5676 Los Angeles Glendale: Hill Drive & Hermosa Avenue. Comment
  SBBG43937  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  SDSU6986  Quercus tomentella R. M. Beauchamp 1967-1-29 163 Los Angeles San Clemente Island. West of Thirst. Comment
  CAS-BOT-BC104864  Quercus wislizeni W. R. Dudley; F. H. Lamb 1898-6-7 4346 Los Angeles Ringo Canyon. Liebre Mountains Comment
  RSA476765  Quercus wislizeni Geo. L. Moxley 1902-6-10 s.n. Los Angeles Mt. Wilson, Southern California. 1524 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
  SFV7869  Quercus wislizeni var. frutescens T. Gordon, M. H. Grayum, J. R. Swanson, D. Walls, S. Zalusky 1976-1-21 1235 Los Angeles San Gabriel Mountains Southeast slope along Angeles Crest Highway. 1677 Comment
  RSA191100  Rafinesquia californica R. F. Thorne, M. Z. Thorne 1967-6-25 37109 Los Angeles San Gabriel Mountains: Upper Evey Canyon 854 Comment
  SBBG117021  Rafinesquia californica S. A. Junak with M. L. Hoefs 2001-5-5 SCa 1512 Los Angeles near rd to Cape Cyn ridgetop, on N side of Middle Ranch Cyn 402 Comment
  CAS-BOT-BC362479  Rafinesquia californica F. Grinnell Jr. 1910-6-22 s.n. Los Angeles San Gabriel Mts. 1066 Comment
  RSA472417  Rafinesquia californica L. E. Hoffman 1931-5-18 17171 Los Angeles Big Santa Anita Canyon. Comment
  UC33292  Rafinesquia neomexicana Dr. A. Davidson July 1895 Los Angeles Antelope Valley Comment
  POM223062  Ranunculus cymbalaria var. saximontanus Louis C. Wheeler 1933-7-14 1933 Los Angeles Lexington Wash near El Monte 73 Comment
  UCR241295  Rapistrum rugosum Chet McGaugh 2011-8-30 s.n. Los Angeles South Coast, Hesse Park, City of Rancho Palos Verdes, 29301 Hawthorne Blvd. at Locklenna Lane 274 Comment
  LA207742  Rhamnus crocea Willis H. Wheeler; 1931-3-27 sn Los Angeles Live Oak Canyon W of La Verne 380 Comment
  RSA95310  Rhamnus crocea F. W. Peirson 1920-4-26 216 Los Angeles Santa Anita Wash, S base of San Gabriel Mts. 213 Comment
  CAS-BOT-BC59841  Rhamnus ilicifolia Timothy S. Ross; Steve Boyd 1994-5-25 7934 Los Angeles Necktie Basin: Hanging basin ca 470-830 m. w. of Warm Springs Mtn. summit. These collections from ca 600-800 m. WSW 1075 Comment
  LA32115  Rhamnus ilicifolia Peter H. Raven; 1959-5-3 14064 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive near Beverly Glen Blvd. 380 Comment
  RSA39861  Rhamnus ilicifolia W. R. Dudley, F. H. Lamb 1896-6-7 4355 Los Angeles Kings Ca - on, Antelope Valley. Comment
  UC80240  Rhamnus ilicifolia Ernest Braunton Jun 1902 483 Los Angeles Griffith Park Comment
  UC592931  Rhamnus tomentella subsp. cuspidata Carl B. Wolf 1936-5-27 Los Angeles 2 mi off Soledad Canyon; San Gabriel Mts. 914 Comment
  SFV16670  Rhus aromatica P. Wilson, J. M. Albert 1996-6-12 3448 Los Angeles San Gabriel Mountains Off Highway 2 at mile marker 44.03, near Short Cut. 1524 Comment
  RSA121772  Rhus integrifolia P. L. Johannsen 1934-1-27 247 Los Angeles 1/2 mile N.W. Mission Point. 838 Comment
  RSA244382  Rhus integrifolia Robin S. Collins 1973-5-15 261 Los Angeles Angeles National Forest; Trail Canyon, into cyn. ca. 1/2 - 1 mi from beginning of pack trail 610 Comment
  SBBG64583  Rhus integrifolia T. Ross 1991-9-2 5938 Los Angeles near Mulholland Hwy and Yerba Buena Rd [putative hybrid w/ R. ovata] 541 Comment
  UC557729  Rhus integrifolia Nell Murbarger April, 1936 204 Los Angeles San Clemente Island Comment
  UCR197093  Rhus integrifolia LeRoy Gross 2007-4-27 2655 Los Angeles Transverse Range; Verdugo Mountains, southern front of the range, west branch of Sherer Canyons, near some old foundations, south of powerlines 288 Comment
  UCR213517  Rhus integrifolia A. C. Sanders, Karen Kirtland 2010-5-14 38343 Los Angeles South Coast, Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  RSA0086999  Rhus ovata R. G. Swinney 2010-3-30 12103 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  UC450948  Rhus ovata Fay A. McFadden 1931-3-31 48 E Los Angeles Tuna Canyon, Canyon opposite Bellmont Country Club Tuna Canyon; Verdugo Hills Comment
  SEINET8042517  Rhus ovata G. B. Grant 1904-1 1120 Los Angeles Pasadena. Comment
  CAS-BOT-BC433171  Ribes Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  CAS-BOT-BC92280  Ribes amarum C. F. Baker 1904-2-17 4064 Los Angeles San Antonio Canon [Canyon]. Comment
  CAS-BOT-BC92294  Ribes amarum Le Roy Abrams 1901-4-13 1508 Los Angeles Wilsons Trail. 609 Comment
  CAS-BOT-BC92295  Ribes amarum Le Roy Abrams 1906-7-19 s.n. Los Angeles Wilsons Trail. 914 Comment
  RSA476435  Ribes aureum Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall. In Galbreath's ranch. 610 Comment
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Aug 20 2014
  RSA226989  Ribes aureum var. gracillimum Robert F. Thorne 1971-6-17 39971 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  SBBG2742  Ribes aureum var. gracillimum H. and M. Dearing 1935-3-9 575 Los Angeles Mint Cyn Comment
  CAS-BOT-BC92444  Ribes aureum var. gracillimum Clarence R. Quick 1940-3-20 s.n. Los Angeles Aracadia. Comment
  CAS-BOT-BC92445  Ribes aureum var. gracillimum Clarence R. Quick 1940-3-20 s.n. Los Angeles Aracadia. Comment
  RSA226247  Ribes californicum var. hesperium Gary D. Cromwell 1971-4-16 504 Los Angeles Mystic Canyon, Angeles National Forest. 2 miles NE of Glendora at upper canyon fork 427 Comment
  RSA603038  Ribes californicum var. hesperium Louis C. Wheeler 1967-6-26 9893 Los Angeles San Gabriel Mountains : Elsmere Canyon, south central. At the forks of the canyon, just north of the section line. 488 Comment
  UCR8285  Ribes californicum var. hesperium J. E. Stumbo, J. C. Bayse 1963-12-10 s.n. Los Angeles Native vegetation area of Lux Arboretum Annex, Monrovia 366 Comment
  SEINET13942450 Image available Ribes divaricatum Louis C. Wheeler 1934-1 2452 Los Angeles San Gabriel River at 240 ft altitude 73 Comment
  UC212382  Ribes divaricatum var. parishii I. M. Johnston 1918-7-28 2101 Los Angeles San Gabriel River at El Monte San Gabriel River 91 Comment
  CAS-BOT-BC173093  Ribes indecorum Marcus E. Jones 1926-2-20 s.n. Los Angeles Claremont Comment
  CAS-BOT-BC173116  Ribes indecorum Peter H. Raven 1959-2-25 13812 Los Angeles 1.2 miles east of summit, Saddle Peak 670 Comment
  RSA716931  Ribes indecorum LeRoy Gross, Naomi S. Fraga 2006-1-20 2444 Los Angeles North end of the San Rafael Hills, along the main crest. North of Lookout Tower. 503 Comment
  CAS-BOT-BC173400  Ribes malvaceum Wesley O. Griesel 1986-3-6 s.n. Los Angeles San Gabriel Mountains: Las Pinetos Spring area 914 Comment
  RSA0053892  Ribes malvaceum R. G. Swinney 2010-6-8 13180 Los Angeles San Gabriel Mountains: Plaerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. trail, south side of stream. 494 Comment
  RSA0021649  Ribes malvaceum B. Campbell 1932-3-19 s.n. Los Angeles Los Alisos Canyon. Comment
  RSA441476  Ribes malvaceum var. viridifolium Bonnie C. Templeton 1931-1-27 1408 Los Angeles Hills north of Griffith Park 200 Comment
  RSA450229  Ribes malvaceum var. viridifolium J. C. Roos 1966-2-11 s.n. Los Angeles Claremont. Comment
  RSA0056533  Ribes nevadense Orlando Mistretta 1992-5-16 15 Los Angeles Vicinity of Big Pines; head of Swarthout Valley; Mountain High Ski area, San Gabriel Mountains. Comment
  SBBG72073  Ribes quercetorum R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  CAS-BOT-BC186158  Ribes roezlii var. roezlii Carl Epling; Nesta Dunn; Alice Goen 1931-5-16 s.n. Los Angeles San Gabriel Mts., Big Pines Camp Comment
  CAS-BOT-BC168664  Ribes speciosum LeRoy Abrams 1902-6-17 2563 Los Angeles Sepulveda Canyon, Santa Monica Mountains Comment
  SEINET12220397  Ribes speciosum J. F. Bright, Wyman, C. 1933-1 8154 Los Angeles near Hollywood Comment
  SD72391  Ribes viburnifolium Darley F. Howe 1968-2-25 Los Angeles Santa Catalina Island; hillside north of Fourth of July Cove. Comment
  SFV16295  Robinia pseudoacacia J. D. Dilley 1996-7-18 85 Los Angeles San Gabriel Mountains Angeles National Forest, Mill Creek Summit on Angeles Forest Highway. Growing in gravely soil on a ridge top. 1494 Comment
  UCD108419  Robinia pseudoacacia Elise Jackson 1993-4-22 34 Los Angeles Saugus, Bouquet Cyn Rd., 8 1/4 mi. NE of junction w/ Valencia Blvd. Comment
  UC729762  Rorippa nasturtium-aquaticum Carl B. Wolf 1932-5-12 3606 Los Angeles near bridge on lower road to Isthmus (Middle Ranch Canyon, Santa Catalina Island); Santa Catalina Island, Middle Ranch Canyon 30 Comment
  CATA1696  Rosa californica Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-10-22 3000 Los Angeles Santa Catalina Island: Cherry Valley, above beach 6 Comment
  UCD113834  Rosa californica M. Vincent 1963-5-22 357 Los Angeles Old Topanga Canyon Road, 1/4 mile W of New Topanga Canyon Road. Comment
  RSA0021499  Rosa gymnocarpa var. gymnocarpa Joseph A. Ewan 1933-7-4 7865 Los Angeles North slope Monrovia Peak, San Gabriel Mountains. 1372 Comment
  UCR107763  Rubus discolor L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mtns., San Antonio Canyon 976 Comment
  UCR98780  Rubus discolor Steve Boyd, T. S. Ross 1997-3-21 9214 Los Angeles Liebre Mountains, Portal Ridge, about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring 1183 Comment
  RSA733183  Rubus leucodermis R. G. Swinney 1998-8-17 6763 Los Angeles Upper Coldwater Canyon at NE end of Heaton Flat Trail 1244 Comment
  RSA160534  Rubus ursinus John Olmsted 1958-3-10 37 Los Angeles Along level bank of Liveoak Creek draining southwest and 3 miles N of Webb School and above Hill Ranch of Webb School and above Hill Ranch along fire road. NE of Claremont. 534 Comment
  UCSB2941  Rubus ursinus McElwain, Isabelle 1953-5-18 Los Angeles Zelzah Ave, short distance N. of intersection between Zelzah avenue and Lerdo avenue; Granada Hills 457 Comment
  UCR136825  Rumex crispus John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  LA105052  Rumex crispus Barry A. Prigge; 1988-7-3 8216 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, S side of Hwy. 313 Comment
  IRVC26350  Rumex hymenosepalus A. C. Sanders, Andy Thompson 2003-4-15 26012 Los Angeles Newhall Ranch, disturbed alluvial flat ca. 500 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 351 Comment
  IRVC29681  Rumex obtusifolius A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26223 Los Angeles Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch Western San Gabriel Mtns. 351 Comment
  RSA258412  Sagina decumbens subsp. occidentalis C. W. Tilforth 1974-4-22 962 Los Angeles R.S.A.B.G. Found only in pots in greenhouse and lathhouse. Comment
  UCR123896  Salazaria mexicana Steven R. Hill, K. Kramer 2001-4-22 33395 Los Angeles Southwestern Mojave Desert, South side of Calif. Hwy 138 (Pearblossom Hwy) just east of Palmdale and c. 1 mi west of Little Rock; W side of Little Rock Wash 860 Comment
  UCR197787  Salazaria mexicana Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 116 B Los Angeles Transverse Ranges; San Gabriel Mountains, north side of the mountains, right at the north end of Bob's Gap 1220 Comment
  UCR280769  Salazaria mexicana R. G. Swinney 2014-4-30 16299 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
  RSA478895  Salicornia virginica F. R. Fosberg 1930-7-7 S 3157 Los Angeles Alamitos Bay. 1 Comment
  POM360934  Salix Anstruther Davidson 1920-05 s.n. Los Angeles Crane Lake. Comment
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Jan 15 2015
  JEPS38496  Salix exigua Frank W. Peirson 1919-3-30 355 Los Angeles Tujunga Canyon San Gabriel Mts. Comment
  RSA587451  Salix exigua Orlando Mistretta 1995-4-5 1590 Los Angeles Drainage W of Little Rock Creek Reservoir. 1006 Comment
  RSA624066  Salix exigua Louis C. Wheeler 1967-5-23 9665 Los Angeles 1.25 mile ESE Honby 457 Comment
  RSA771557  Salix exigua R. G. Swinney 2009-5-28 10947 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  UCR208205  Salix exigua L. C. Wheeler 1932-9-12 1373 Los Angeles San Gabriel Mountains, San Antonio Canyon 1220 Comment
  RSA618685  Salix gooddingii LeRoy Gross 1998-10-16 82 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland. 366 Comment
  RSA754087  Salix gooddingii Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1844 Los Angeles San Gabriel River near Rincon Ranger Station 445 Comment
  CAS-BOT-BC104146  Salix hindsiana I. Johnston s.n. Los Angeles Compton Creek near Dominguez Comment
  LA208750  Salix laevigata Carl Hedin; Joseph Ewan 1933-3-25 7650 Los Angeles Verdugo Canyon at Colina Drive [Area 3] Comment
  POM362619  Salix laevigata T. S. Clare 1929-3-28 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  RSA547432  Salix laevigata Tim S. Ross 1992-5-17 6358 Los Angeles San Gabriel Mountains: E Fork of the San Gabriel River; about 80 m S of the mouth of Shoemaker Canyon. Comment
  RSA598581  Salix laevigata Louis C. Wheeler 1967-5-24 9715 Los Angeles San Gabriel Mountains. Indian Canyon 'Campground' 823 Comment
  UC492418  Salix lasiandra subsp. lasiandra Carl W. Sharsmith 1932-1-17 8 Los Angeles ca. 9.5 km. above Azusa (bottom of Lower San Gabriel Canyon); Lower San Gabriel Canyon 300 Comment
  POM2047  Salix lasiolepis Philip A. Munz 1918-4-5 2024 Los Angeles South Hills, Pomona. Comment
  POM362719  Salix lasiolepis M. B. Dunkle 1936-3-28 4712 Los Angeles Santa Catalina Island, Silverado Canyon. Comment
  RSA639884  Salix lasiolepis Louis C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: South fork Big Rock Creek, at Angeles Crest Highway. 2309 Comment
  RSA748451  Salix lasiolepis Orlando Mistretta 1992-7-6 s.n. Los Angeles Kratka Ridge, spring near lodge. Comment
  SDSU9451  Salix lasiolepis unknown 1949-2-14 Los Angeles Lasca - north end of lake. Comment
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Apr 29 2015
  RSA92645  Salix lasiolepis F. W. Peirson 1919-5-10 4281 Los Angeles Arraster [Arrastre] Creek, San Gabriel Mountains. 838 Comment
  RSA12369  Salix lasiolepis var. bigelovii Fay A. MacFadden 1931-04 3073 Los Angeles Verdugo Mountains: Tujunga Canyon. Comment
  POM184876  Salix lucida subsp. lasiandra Carl. W. Sharsmith 1932-1-17 8 Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  CDA21332  Salsola australis M. O'Brien 2006-8-13 Los Angeles Santa Monica Mountains; 0.5 mi. E of intersection of Old Topanga Canyon Rd. and Mulholland Drive. 0 Comment
  RSA0060698  Salsola tragus Nancy Hamlett 2014-9-25 s.n. Los Angeles Bernard Field Station, area known as East Field. Approx. 1.5 m (larger plant) and 3 m (smaller plant west of Mills Ave. fence, about halfway between Foothill Blvd. fence and east-west fire road. 374 Comment
  UCR277249  Salsola tragus R. G. Swinney 2010-9-30 13930 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  RSA777626  Saltugilia australis Orlando Mistretta, Christine Mistretta 2010-5-20 5154 Los Angeles Slopes W of Angeles Forest Hwy, about 0.6 miles N of jct. with Aliso Cyn Rd. 1189 Comment
  RSA756456  Saltugilia australis Orlando Mistretta, Christine Mistretta 2008-4-19 2493 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, Impact Area 6 per TRTP Survey 2008), vicinity of Mill Creek Summit. 1597 Comment
  UCR147721  Saltugilia splendens Steve Boyd, Amber Maurice 2004-5-18 11320 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
  RSA469660  Saltugilia splendens subsp. grantii Geo L. Moxley 1915-7-19 379 Los Angeles Arroyo Seco Canyon at Switzer's Camp. San Gabriel Mountains. Comment
  RSA469663  Saltugilia splendens subsp. grantii Samuel R. Tyson 1942-6-18 s.n. Los Angeles San Dimas Canyon 1463 Comment
  JEPS62529  Salvia apiana C. E. Hutchinson 1892-6-28 Los Angeles San Gabriel Canyon; San Gabriel Mts. 914 Comment
  UCR140964  Salvia apiana June Latting 1973-6-10 s.n. Los Angeles San Gabriel Mountains, Sycamore Flat campground, Big Rock Creek 1311 Comment
  RSA442841  Salvia apiana William Emboden 1969-5-28 27 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA442848  Salvia apiana William Emboden 1969-5-28 38 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA252925  Salvia carduacea Robert F. Thorne, C. W. Tilforth 1973-4-20 43084 Los Angeles Mojave Desert: c. 1 mile SE of junction of Pearlblossom and Antelope Valley Hwys and 4.5 mi NW of Pinyon Hills along Hwy 138. 991 Comment
  RSA401461A  Salvia columbariae Fordyce Grinnell Jr. 1910-05 s.n. Los Angeles Arroyo Seco, Pasadena. Comment
  CAS-BOT-BC214315  Salvia dorrii var. pilosa Russell S. Woglum 1942-5-20 3324 Los Angeles Angeles Crest Highway, San Gabriel Mountains, Angeles National Forest, Transverse Ranges Comment
  RSA11044  Salvia dorrii var. pilosa Carl B. Wolf 1928-3-29 1550 Los Angeles Foothills at south side of Antelope Valley. 2 miles south of Neenach. 1067 Comment
  UC1124692  Salvia dorrii var. pilosa G. T. Nordstrom 1935-1-8 309 Los Angeles 5.7 mi ne Bear Mtn.; Tejon Quad. 914 Comment
  UC520189  Salvia dorrii var. pilosa H. Anderson 1932-5-8 Los Angeles Hungry Valley Comment
  CAS-BOT-BC233662  Salvia leucophylla Street; Williams 1919-5-10 2718 Los Angeles Turnbull Canyon 304 Comment
  HSC49074  Salvia leucophylla Patricia Shesgreen 1978-6-17 100 Los Angeles Whittier Hills, 0.4 mi. E of Painter Ave., N side of Turnbull Canyon Rd. Comment
  POM29136  Salvia leucophylla S. B. Parish 1887-06 1889 Los Angeles San Francisquito Canon. Comment
  UC520120  Salvia leucophylla Carl Epling 1932-6-10 Los Angeles Topanga Canyon; Santa Monica Mountains Comment
  UCD125607  Salvia leucophylla G. H. Vansell 1933-6-30 s.n. Los Angeles Palmdale, Antelope Valley. Comment
  CAS-BOT-BC233313  Salvia mellifera R. F. Hoover 1968-6-6 11149 Los Angeles Summit of Santa Monica Mts. just west of Sepulveda Blvd. Comment
  UC1124835  Salvia mellifera A. D. Gifford 1935-4-20 607 Los Angeles 2.5 mi e Whitaker Pk.; Angeles National Forest, Tejon Quad. 914 Comment
  CLARK-A1703-88  Sambucus mexicana Robin L. Kobaly 1972-5-17 RLK 720517 Los Angeles San Gabriel Mountains 304 Comment
  RSA303605  Sambucus mexicana J. R. Shevock 1970-3-23 50 Los Angeles Along roads in Sylmer. 274 Comment
  RSA608856  Sambucus mexicana L. C. Wheeler 1963-10-12 8405 Los Angeles Altadena: 55 E. Pine Street. Comment
  RSA0036738  Sambucus mexicana Patricia Kouo 1994-4-27 944234 Los Angeles 3 miles south of I-60. On the west side of Rosemead Blvd, at the most southern lake. On the most southern end of the lake. Comment
  RSA642517  Samolus parviflorus D. E. Bramlet 1999-5-14 2763 Los Angeles Diamond Bar Creek. 61m northwest of the 57/60 freeway and 368m south of Grand Avenue. 200 Comment
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Nov 7 2010
  RSA97376  Sanicula bipinnatifida F. W. Peirson 1918-4-28 812 Los Angeles Turnbull Canyon near Whittier, Puente Hills. Comment
  UCR48958  Santolina chamaecyparissus A. C. Sanders 1987-7-22 7166 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  RSA0105021  Sarcodes sanguinea R. G. Swinney 2011-6-22 15273 Los Angeles San Gabriel Mountains: Charlton Flat Picnic Area, along East Fork Alder Creek, 0.2 miles west of Angeles Crest Hwy. 1598 Comment
  RSA717344  Schedonorus arundinaceus Scott D. White, Pam DeVries 2006-5-9 11414 Los Angeles Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  RSA747981  Schedonorus arundinaceus R. G. Swinney 2005-5-14 8232 Los Angeles San Gabriel Mtns. N of Juniper Hills, S of Pear Blossom, SE corner of Tejon Road and Longview Rd. (131st street). 1091 Comment
  CAS-BOT-BC219077  Schinus molle Louis C. Wheeler 1933-1-28 1456 Los Angeles San Dimas Canyon, San Gabriel Mts. 388 Comment
  CHSC95482  Schinus molle LeRoy Gross; Valerie Soza, Samantha Tessel 2001-6-4 409 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland. 427 Comment
  RSA533458  Schinus molle T. S. Ross 1991-4-21 4548 Los Angeles Whittier Hills (Puente Hills, pro parte), ridgetop between Turnbull and Sycamore Canyons. 320 Comment
  RSA0053878  Schismus barbatus R. G. Swinney 2010-5-11 12628 Los Angeles San Gabriel Mountains: Acton 0.7 road miles SE of jct. of Soledad Canyon Rd. and Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt rd., below US Forest Service boundary. 829 Comment
  RSA592885  Schismus barbatus L. C. Wheeler 1967-4-30 9247 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  UCR154023  Schismus barbatus A. C. Sanders 2005-5-11 30161 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  SEINET11749060  Schoenoplectus acutus var. occidentalis H. E. Hasse 1888-1 Los Angeles near Los Angeles Comment
  RSA1409  Schoenoplectus americanus I. M. Johnston 1917-6-14 1349 Los Angeles West of Pomona. Comment
  SEINET10320463  Schoenoplectus americanus G. B. Grant 4893 Los Angeles Los Angeles Comment
  CAS-BOT-BC111234  Schoenoplectus californicus Samuel Bonsal Parish; W. F. Parish 1881-10-1 1114 Los Angeles Compton Comment
  RSA593599  Schoenoplectus pungens Steve Boyd, Orlando Mistretta 1996-5-23 8826 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA598374  Scirpus microcarpus L. C. Wheeler 1967-5-24 9756 Los Angeles Indian Canyon, near mouth 701 Comment
  POM156209  Scrophularia californica L. R. Abrams 1902-6-15 2549 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  RSA425196  Scrophularia californica subsp. floribunda H. L. Bauer 1929-4-1 s.n. Los Angeles Santa Monica Mtns. Comment
  RSA79456  Scrophularia villosa F. W. Peirson 1922-4-10 3438 Los Angeles San Clemente Island, about 10 miles SE of Wilson's Cove Comment
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May 16 2008
  UCR142511  Scrophularia villosa F. R. Fosberg 1931-4-8 S- 4520 Los Angeles Channel Islands, Avalon Valley, Santa Catalina Island 60 Comment
  SBBG71565  Scutellaria mexicana R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  UCR223371  Scutellaria siphocampyloides R. G. Swinney 2009-7-23 11395 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
  RSA445369  Scutellaria tuberosa Bonnie C. Templeton 1939-4-26 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  RSA636133  Selaginella asprella Louis Cutter Wheeler 1951-4-7 8548 Los Angeles San Gabriel Mountains: Mount Deception,[0.6] mile near Mount Disappointment. 1764 Comment
  UCR190078  Selaginella asprella R. G. Swinney 1998-8-27 6806 Los Angeles San Gabriel Mtns., ridge due north of Big Horn Ridge and south of San Antonio Ridge, 7625 ft. high spot on ridge above Coldwater Canyon 2325 Comment
  CAS-BOT-BC62044  Selaginella bigelovii Marcus E. Jones 1882-2-25 3023 Los Angeles Pasadena Comment
  CAS-BOT-BC62045  Selaginella bigelovii Timothy S. Ross; Steve Boyd 1994-5-25 7951 Los Angeles Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit, ca 600-800 m WSW of summit, 1075 Comment
  SD51927  Selaginella bigelovii Peter H. Raven 1962-5-8 17635 Los Angeles San Clemente Island, western slope of island opposite Wilson Cove 60 Comment
  UCR209594  Selaginella watsonii R. G. Swinney 2008-9-12 9447 Los Angeles San Gabriel Mtns., Kratka Ridge, 0.3 mi. east of Cedar Springs, just south of Conservation Camp 37 2088 Comment
  CAS-BOT-BC363456  Senecio californicus Le Roy Abrams 1901-4-1 1197 Los Angeles Ballona Harbor Comment
  RSA0073282  Senecio douglasii Bonnie C. Templeton, H. J. Andrews 1938-6-22 1700 Los Angeles Mint Canyon. Comment
  PASA950  Senecio lyonii Frank W. Peirson 1923-4-12 Los Angeles Wilson Cove, San Clemente Island Comment
  SDSU496  Senecio lyonii R. M. Beauchamp 1967-1-27 114 Los Angeles East of main Wilson Cove area; San Clemente Island. Comment
  SDSU497  Senecio lyonii R. M. Beauchamp 1967-1-27 126 Los Angeles Behind Wilson Cove pier; San Clemente Island. Comment
  UCR71166  Senecio lyonii Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4408 Los Angeles Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point Comment
  UCR194086  Senecio mikanioides A. C. Sanders, Dan S. Cooper 2008-1-11 34413 Los Angeles Western Transverse Range; Santa Monica Mtns., Franklin Canyon, just above Franklin Canyon Ranch on side of Lake Dr. 157 Comment
  UCR97801  Senecio vulgaris Scott D. White 1997-3-12 4758 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  UCSB41662  Senecio vulgaris Warren, Linette 1982-4-17 Los Angeles 900 feet up dirt road off Browns Canyon Road; 0.5 miles north of its junction with Simi Valley Fwy.; Browns Canyon; Chatsworth 365 Comment
  UCR150358B  Setaria parviflora Scott D. White 2003-10-14 9834 Los Angeles San Gabriel Mtns, foothills above Sierra Madre. Los Angeles Dept. of Public Works "Sierra Madre Villa' Debris Basin 335 Comment
  UCR206514  Setaria parviflora A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36956 Los Angeles San Gabriel Valley, confluence of San Gabriel River and Walnut Creek, between El Monte and Baldwin Park, S of I-10 Fwy and north of Valley Blvd, W of I-605 Fwy, under SCE powerlines 88 Comment
  SBBG118811  Sidotheca caryophylloides R. Pant, N. Bhatt 1997-5-25 1043 Los Angeles Angeles Crest Hwy (St Hwy 2) at milepost 59.0, ca. 1.2 mi W of the Kratka Ridge Ski Resort and 5.2 mi W of the jct of Hwy 39 Comment
  RSA477914  Silene laciniata subsp. major Gus Gluechert 1937-5-3 s.n. Los Angeles Hills above Culver City. Comment
  SD253427  Silene lemmonii R. G. Swinney 2011-5-19 14784 Los Angeles San Gabriel Mountains: Camp Colby, 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Canyon, south side of Coldwater Canyon Creek. 1073 Comment
  CAS-BOT-BC389327  Silene lemmonii I. M. Johnston 1917-6-15 1276 Los Angeles San Antonio Mountains. Cascade Canon [Canyon] 1371 Comment
  CAS-BOT-BC389570  Silene parishii I. M. Johnston 1916-9-1 s.n. Los Angeles Devils Backbone - Baldy Ridge, Mt. San Antonio 2743 Comment
  RSA228995  Silene verecunda subsp. platyota R. F. Thorne 1971-8-25 41275 Los Angeles below summit of Mt. Hawkins 2651 Comment
  RSA748495  Silene verecunda subsp. platyota Orlando Mistretta 1992-7-9 663 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  RSA17078  Sisymbrium altissimum C. B. Wolf 1936-5-27 7834 Los Angeles Indian Canyon Camp, 2 miles off Soledad Canyon 915 Comment
  RSA729317  Sisymbrium altissimum R. G. Swinney 1998-7-2 6213 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UCR124754  Sisymbrium altissimum B. C. Templeton 1932-6-17 4912 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  RSA0113398  Sisymbrium irio LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7528 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
  UCR95330  Sisymbrium irio L. C. Wheeler 1967-4-30 9208 Los Angeles San Gabriel Mtns, Liebre Mtns, NW end of foothills (of San Gabriel Mtns), between Bouquet Junction and Bonelli Ranch 396 Comment
  RSA0107231  Sisymbrium orientale Steven A. Junak 1998-4-5 SCa- 545 Los Angeles Santa Catalina Island. Just N of road to Toyon Bay, 1.1 road miles from intersection with Airport Road. 317 Comment
  POM199757  Sisyrinchium bellum I. W. Clokey, Bonnie C. Templeton 1929-05 4542 Los Angeles Mandeville Canyon, Santa Monica Mountains. 500 Comment
  RSA15331  Sisyrinchium bellum Carl B. Wolf 1926-3-22 s.n. Los Angeles Occidental College Campus, Eagle Rock Comment
  RSA286422  Sisyrinchium bellum Mary H. O'Brien 1976-5-2 76 -37378 Los Angeles Whittier. 137 Comment
  RSA366934  Sisyrinchium bellum Louis C. Wheeler 1932-3-23 517 Los Angeles UCLA Campus, West Los Angeles. Alt. 450 ft. 137 Comment
  SD251811  Solanum M. B. Dunkle 1939-4-3 7225 Los Angeles San Clemente Island, Chenetti Canyon. Comment
  CAS-BOT-BC174996  Solanum douglasii A. C. Sanders 2003-3-14 25767 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 560 Comment
  RSA0080782  Solanum douglasii R. G. Swinney 2010-4-15 12250 Los Angeles Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary. 415 Comment
  RSA0091502  Solanum douglasii R. G. Swinney 2010-3-13 11893 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  UCR222800  Solanum douglasii R. G. Swinney 2009-5-9 10708 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, San Gabriel River near Van Tassel Canyon confluence, 1.2 miles north of Foothill Blvd. on east side of El Encanto Parkway 183 Comment
  UC56817  Solanum elaeagnifolium Ernest Braunton 1902-9-1 697 Los Angeles Los Angeles Comment
  CDA5954  Solanum elaeagnifolium Phillipson 1916-6-18 Los Angeles Duarte. Comment
  CAS-BOT-BC156779  Solanum umbelliferum R. Hoffmann 1931-5-3 342 Los Angeles Slope 3 miles e. of Elizabeth Lake Comment
  RSA233726  Solanum umbelliferum Robert F. Thorne, C. W. Tilforth 1971-6-17 39977 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA427440  Solanum umbelliferum Bonnie C. Templeton 1932-5-31 4859 Los Angeles Blue Ridge Mt., Big Pines Park 2330 Comment
  CAS-BOT-BC237745  Solanum wallacei George B. Grant; Walter Wheeler 1904-4-21 6141 Los Angeles Santa Catalina Island Comment
  LA200898  Solanum xanti Jonathan Sauer; J. Habeck, D. Bradbury 1969-5-21 4550 Los Angeles Santa Monica Mountains, above Encino 396 Comment
  RSA749114  Solidago confinis R. G. Swinney 2005-8-9 8424 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  SEINET11801799  Solidago confinis J. F. Bright, Wyman, C. 1932-1 7973 Los Angeles Hollywood Comment
  UCR177455  Solidago occidentalis LeRoy Gross, John Gross, Johnny Gross, Matthew Gross 2005-11-11 2441 Los Angeles San Gabriel Mountains, Big Tujunga Canyon across from the mouth of Vasquez Creek 610 Comment
  SEINET11383216 Image available Solidago velutina subsp. californica Unknown 1930-1 3440 Los Angeles Bouquet Canyon, 5 min above mouth Comment
  CAS-BOT-BC365843  Soliva sessilis Louis C. Wheeler 1957-3-22 7247 Los Angeles Los Angeles: NE of old wing of Los Angeles County Museum, Exposition Park Comment
  RSA474078  Sonchus asper F. R. Fosberg 1931-3-24 S- 4340 Los Angeles Hamilton Canyon, near Avalon. Santa Catalina Island. 35 Comment
  CAS-BOT-BC365993  Sonchus asper Dr. Barton W. Evermann 1918-3-29 s.n. Los Angeles Santa Catalina Isl. Comment
  POM18232  Sonchus asper P. A. Munz 1923-4-10 6700 Los Angeles San Clemente Island: deep canyon south of Lemon Tank on west coast 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
  UCR219557  Sonchus oleraceus R. G. Swinney 2009-3-28 10212 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 427 Comment
  LA212314  Sonchus oleraceus Bill Bozarth; 1949-7-11 s.n. Los Angeles Conoga Park. Comment
  UCD169675  Sorghum halepense Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, Old Point Comfort. 1262 Comment
  RSA0081799  Spartium junceum R. G. Swinney 2010-6-21 13302 Los Angeles 0.2 miles east of Wilson Canyon Saddle, jct. of Santa Clara Truck Trail and Los Pinetos Spring Trail, on south side of Truck Trail. 951 Comment
  UC1870177  Spartium junceum LeRoy Gross 2004-3-19 1209 Los Angeles Transverse Ranges; Verdugo Mountains region: San Rafael Hills: North section of hills; Gate #4 Along Ridge Motorway (dirt road) at corner of Camino San Rafael and Flintridge drive. 502 Comment
  UCR86844  Spergularia Scott D. White 1995-4-27 2950 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  RSA0097909  Spergularia bocconi R. F. Thorne, Doug Propst 1968-5-27 37630 Los Angeles Santa Catalina Island: near margin of Thompson s Reservoir, Middle Ranch at upper (W) end of reservoir. Comment
  RSA65446B  Spraguea F. W. Peirson 1905-7-14 37 Los Angeles South of summit of Mt. San Antonio, San Gabriel Mountains Comment
  SEINET9330891  Stachys albens Unknown 2008-7-12 9171 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon (Glendora 7.5' Q). Riparian zone on canyon bottom, surrounded by chaparral; with Salix lasiolepis, Baccharis salicifolia, Keckiella cordifolia, Juncus rugulosus, etc. Comment
  SFV5485  Stachys bullata W. A. Kelley Jun 1967 s. n. Los Angeles Santa Monica Mountains Stream near Fire Road #9, near Laurel Canyon. Comment
  LA85174  Stanleya pinnata var. pinnata O. H. Kappler; 1946-4-13 1120 Los Angeles San Gabriel Mountains, S Antelope Valley, N slope of mountains 914 Comment
  UCD115913  Stanleya pinnata var. pinnata Ernest C. Twisselmann 1964-5-7 9391 Los Angeles Avenue E, 5 miles east of Highway US 6. 617 Comment
  LA32112  Stebbinsoseris heterocarpa Henry J. Thompson; 1959-4-4 Los Angeles Santa Monica Mountains, Point Dume, Zuma Beach 27 Comment
  SBBG12078  Stellaria media P. H. Raven 1962-4-10 17235 Los Angeles W side of island about 1.5 mi N of Thirst 457 Comment
  UCR271903  Stellaria media R. G. Swinney 2011-3-15 14073 B Los Angeles San Gabriel Mountains, Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 235 Comment
  PASA1288  Stellaria media Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA678318  Stellaria nitens V. Soza, Steve Boyd 2002-4-10 1399 Los Angeles Del Sur Ridge, Haskell Canyon, approx. 0.5 mile south of peak '2508'. Stables Fire 2001 area. 579 Comment
  SEINET12558146 Image available Stellaria nitens Louis C. Wheeler 1967-1 9261 Los Angeles Liebre Mountains. North side of northwesternmost end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch 366 Comment
  CAS-BOT-BC375073  Stephanomeria unspecified Oct 20 5299 Los Angeles Near Long Beach Comment