Search Results — 2000 specimen records retrieved (1556 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/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SBBG20565  Abronia maritima E. R. Blakley 1963-12-8 6405 Los Angeles mouth of Horse Beach Cyn, which is first cyn E of China Pt 3 Comment
  UC494415  Abronia umbellata Philip A. Munz 1932-8-31 12814 Los Angeles Playa del Rey Comment
  SEINET4900043  Acacia retinodes B. Pitzer 1996-5-5 2856 Los Angeles Palos Verdes Peninsula: Palos Verdes Hills, San Pedro Naval Fuel Station. 409-451 m. Comment
  RSA710181  Acamptopappus sphaerocephalus var. hirtellus LeRoy Gross 2005-5-3 2219 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
  SBBG55754  Acamptopappus sphaerocephalus var. hirtellus D. Keil 1976-12-12 11894 Los Angeles 5 mi W of San Bernardino county line along St Hwy 138 1127 Comment
  CAS-BOT-BC331568  Acer macrophyllum Tim Ross; Steve Boyd 1994-5-24 7866 Los Angeles Liebre Mountains, Lower NE slope of Grass Mountain, slope dissected by Burns Truck Trail and draining to the upper central area of Burns Canyon. 1158 Comment
  CAS-BOT-BC331574  Acer macrophyllum J. Ewan 1929-5-11 2106 Los Angeles Mt. Lukeus Trail, Haines Canyon 731 Comment
  SD93052  Acer macrophyllum W. Bertsch 1954-4-19 4810 Los Angeles Little Dalton Canyon 365 Comment
  SFV2165  Acer macrophyllum R. L. Armacost 1952-5-9 508 Los Angeles Santa Monica Mountains Topanga Canyon. Comment
  RSA0056313  Acer macrophyllum Geo. E. Julian 1963-6-2 s.n. Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  SBBG79865  Achillea millefolium W. A. Wright 1931-3-6 Los Angeles Santa Catalina Island Comment
  SEINET7593345 Image available Achnatherum coronatum H. E. Hasse 1893-1 Los Angeles Santa Monica Range Comment
  RSA729780  Achnatherum hymenoides R. G. Swinney 1998-7-2 6242 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  RSA680132  Achnatherum parishii LeRoy Gross, Michael Denslow 2003-6-4 981 Los Angeles Trail from Islip Saddle to South Fork Big Rock Creek. 0.5 to 0.7 mile down trail from the Saddle, before Reed Spring. 1921 Comment
  CATA54  Acmispon argophyllus var. argenteus USC Wrigley Interns: Sabrina Lawrence-Gomez, Daniel Kasang, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-8 33 Los Angeles Santa Catalina Island: Deer Valley Trail 32 Comment
  SFV16234  Acmispon argophyllus var. argenteus J. D. Dilley 1996-4-13 63 Los Angeles California Channel Islands Santa Catalina Island. Wrigley Marine Research Center, near Twin Harbors. Comment
  SD66873  Acmispon dendroideus var. dendroideus R. Mitchel Beauchamp 1967-3-20 362 Los Angeles Santa Catalina Island, dry slope above Abalone Point, south of Avalon Comment
  CHSC36033  Acmispon heermannii R. Vandenburgh 1972-6-28 15 Los Angeles 1/2 mi. W. of Mt. Wilson in San Gabriel Mts/ on Los Angeles Crest Hwy. Comment
  RSA0106740  Acmispon heermannii var. heermannii R. G. Swinney 2011-5-19 14761 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned Milley's Apple Orchard. 912 Comment
  SBBG47513  Acmispon maritimus var. maritimus M. B. Dunkle 1932-6-2 2169 Los Angeles White's Landing Comment
  CATA1611  Acmispon micranthus Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Janet Takara 1998-5-1 2881 Los Angeles Santa Catalina Island: Ridge to Whitley's Peak 384 Comment
  SBBG120139  Acmispon micranthus A. C. Sanders, M. Elvin, et al 2003-4-14 25954 Los Angeles hills immediately SW of Magic Mtn, just across dirt service rd, S of Santa Clara River, Newhall Ranch 351 Comment
  CHSC60180  Acmispon strigosus L. M. Mayer 1974-4-5 122 Los Angeles On Big Tujunga Canyon Road, ca 1 mi ne of intersection with Mt. Gleason Blvd. Comment
  UCSB3217  Acmispon strigosus Haller, John 1957-4-13 Los Angeles Upper Mint Canyon, ca. 5 road miles E of road to Acton and 10 road miles E of Angeles Forest Highway junction 914 Comment
  POM6262  Acourtia microcephala Otis Hiatt 1916-6-3 s.n. Los Angeles Topanga Canyon. Santa Monica Mountains. Comment
  CATA1064  Adenostoma fasciculatum Mark L. Hoefs 1995-5-16 2004 Los Angeles Santa Catalina Island: Near Airport Road, just past road to Black Jack Campground 454 Comment
  UC859033  Adenostoma fasciculatum F. R. Fosberg 1931-4-10 S 4562 Los Angeles Santa Catalina Isl., Avalon Canyon 180 Comment
  SEINET6190166  Adenostoma fasciculatum J. H. Barber 1897-1 194 Los Angeles Aliso Canyon Comment
  LA52132  Adenostoma sparsifolium K. Kneen; 1933-8-25 sn Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  RSA247414  Adiantum capillus-veneris Jack Delaini 1974-4-25 120 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 549 Comment
  RSA85005  Adiantum capillus-veneris F. W. Peirson 1921-3-6 2586 Los Angeles San Gabriel Mountains, east of Fish Creek. 229 Comment
  SBBG14231  Adiantum jordanii M. A. Piehl 1962-10-3 62497 Los Angeles near jct of main rd and White's Landing Rd Comment
  UCR97791  Ageratina adenophora Scott D. White 1997-3-12 4735 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  CAS-BOT-BC29342  Ageratina adenophora P. H. Raven; Henry J. Thompson 1960-4-13 15081 Los Angeles Santa Monica Mountains, Griffiths Park. 228 Comment
  POM49249  Agoseris retrorsa A. D. E. Elmer 1902-06 3601 Los Angeles Acton, Mt. Gleason. Comment
  RSA0098373  Agoseris retrorsa R. G. Swinney 2011-6-6 14994 A Los Angeles San Gabriel Mountains: Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  UCR190351  Agoseris retrorsa R. G. Swinney 2001-6-16 7970 Los Angeles San Gabriel Mtns., Juniper Hills, north side of Pleasant View Ridge, secondary ridge between Miller and McClure canyons 1951 Comment
  CAS-BOT-BC174240  Agrostis R. G. Swinney 2008-7-24 9351 Los Angeles San Gabriel Mtns.: Waterman Mountain, ski runway on east-facing slope 2390 Comment
  SEINET3282759 Image available Agrostis R. G. Swinney 2001-9-16 8159 Los Angeles San Gabriel Mountains; 100 m east of Little Jimmy Spring Canyon, south Fork, south of Hwy 2, 0.6 mi due east of Mt. Islip and c. 2 mi north of Crystal Lake. 2207 Comment
  RSA188343  Agrostis exarata R. F. Thorne, M. Z. Thorne 1966-5-31 36434 Los Angeles Santa Catalina Island: Fern Canyon W of Orizaba Mountain 229 Comment
  UCR256139  Agrostis idahoensis R. G. Swinney 2010-10-13 14021 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  SD69696  Agrostis pallens Robert F. Thorne 1966-6-1 36459 Los Angeles Santa Catalina Island, on dry northeast-facing bluff along Pebbly Beach Drive southeast of Avalon. 14 Comment
  SFV22041  Agrostis pallens V. Soza, I. E. Anderson, L. Gross 2000-6-6 985 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. Along Verdugo Mountainway above Brace Canyon, west of junction with Stough Canyon Mountainway. On slope above road. 610 Comment
  UC589654  Agrostis pallens Nell Murbarger May 1936 230 Los Angeles e slopes San Clemente Island Comment
  RSA0077379  Agrostis viridis Orlando Mistretta 1992-7-14 718 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  CAS-BOT-BC445419  Alisma triviale Peter H. Raven; Henry J. Thompson 1959-10-14 14644 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118e to 119 deg. W.). Bed of Lake Enchanto 236 Comment
  UCR181110  Allium burlewii R. G. Swinney 1997-4-25 5505 Los Angeles San Gabriel Mtns., at peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village 2441 Comment
  UCR190772  Allium fimbriatum R. G. Swinney 2001-5-18 7932 Los Angeles San Gabriel Mtns./Mojave Desert, Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy 138 1284 Comment
  UCR191675  Allium fimbriatum var. fimbriatum T. B. Salvato 2008-4-22 3313 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  SBBG57474  Allium fimbriatum var. mohavense R. Hoffmann 1929-5-21 Los Angeles above Elizabeth Lake Comment
  CAS-BOT-BC471088  Allium lacunosum var. lacunosum Timothy S. Ross; Steve Boyd 1994-5-25 7922 Los Angeles Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit. These collections from ca 600-800 m WSW of summit. 1075 Comment
  RSA308938  Allium peninsulare var. peninsulare Samuel R. Tyson 1944-6-20 691 Los Angeles from west end of 4100 down to Saddle of road. San Dimas Experimental Forest Comment
  RSA367118  Allium praecox C. B. Liter, J. A. Powell 1928-4-2 s.n. Los Angeles Santa Catalina Island. Back of Avalon. Comment
  RSA67709  Allophyllum divaricatum Verne Grant, Alva Grant 1952-6-10 17604 Los Angeles Native in Rancho Santa Ana Botanic Garden, Claremont. 457 Comment
  SBBG125449  Allophyllum divaricatum A. Parikh, N. Gale 2010-6-17 3317 Los Angeles upper Big Tujunga Cyn, 0.2 km N of St Hwy 2, 0.4 km NE of intersection of St Hwy 2 and upper Big Tujunga Cyn Rd, San Gabriel Mtns 1365 Comment
  SEINET12278602  Allophyllum gilioides I. W. Clokey, Templeton, B. 1929-1 4468 Los Angeles 425 Comment
  RSA0014800  Allophyllum gilioides subsp. violaceum Orlando Mistretta, Oscar Dorado 1989-5-10 s.n. Los Angeles Liebre Mountains region: Bouquet Canyon. Comment
  RSA151507  Allophyllum glutinosum P. H. Raven 1962-5-23 17858 Los Angeles Santa Catalina Island: near Bird Park, Memorial Canyon, Avalon. Comment
  UCR212836  Alnus rhombifolia Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1833 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River near Rincon Ranger Station [off Hwy 39] 451 Comment
  UCR205252  Amaranthus albus R. G. Swinney 2008-3-26 8577 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  UCR262301  Amaranthus albus R. G. Swinney 2010-6-8 13217 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  LA31574  Amaranthus retroflexus Peter H. Raven; Henry J. Thompson 1959-10-14 14637 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end. By borders 220 Comment
  SBBG13725  Amblyopappus pusillus P. H. Raven 1962-5-22 17837 Los Angeles E of Little Harbor 45 Comment
  SD139700  Amblyopappus pusillus Jon Rebman, Jonathan Dunn 1996-4-29 3106 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island 10 Comment
  RSA534130  Amblyopappus pusillus Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5091 Los Angeles San Clemente Island. Sand dunes of coastal terrace at West Cove, SW of the new landing field. 6 Comment
  SBBG108919  Amblyopappus pusillus S. A. Junak 1997-4-22 SCl 857 Los Angeles terrace, just N of Waynuk Cyn 243 Comment
  HSC24945  Ambrosia acanthicarpa James Henrickson 1971-10-14 7188 Los Angeles NE Claremont along Foothill Blvd. 457 Comment
  CAS-BOT-BC42856  Ambrosia acanthicarpa C. W. Tilforth 1969-10-17 236 Los Angeles N of Rancho Santa Ana Bot. Garden Comment
  SFV3921  Ambrosia chamissonis P. G. Kilburn 1958-3-1 624 Los Angeles Zuma Beach. 3 Comment
  SD39986  Ambrosia chamissonis Edith A. Purer 1932-4-23 2823 Los Angeles El Segundo, dunes near ocean Comment
  RSA594933  Ambrosia psilostachya Steve Boyd, Lauren Raz 1996-10-8 8999 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08. 561 Comment
  UCSB11818  Ambrosia psilostachya Breedlove, Dennis 1961-9-24 Los Angeles Middle Ranch Canyon, 0.5 mi. above Ben Weston Beach; Santa Catalina Island 60 Comment
  LA91098  Ambrosia psilostachya T. A. Geissman; October 1969 TAG 101068 APMC Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Comment
  CAS-BOT-BC142546  Amelanchier utahensis R. F. Thorne; M. Z. Thorne 1969-7-10 38420 Los Angeles San Gabriel Mtns., Angeles National Forest: wet bed of small stream, c. 1.5 miles W of Wrightwood 1950 Comment
  POM11922  Amelanchier utahensis Philip A. Munz 1922-5-30 5580 Los Angeles Mescal Valley, San Antonio Mountains. 2043 Comment
  RSA0107833  Ammannia coccinea Steven A. Junak 2000-6-29 SCa- 1349 Los Angeles Santa Catalina Island. N end of Haypress Reservoir. 399 Comment
  UCR199934  Amorpha californica Scott D. White, Justin Wood 2008-5-6 11933 B Los Angeles Puente / Chino Hills, Chino Hills, NW of Carbon Canyon Rd. and SE of Tonner Canyon, on SCE powerline corridor, Firestone Boy Scout Reservation, SE corner of county 37 Comment
  UCSB2964  Amorpha californica Wedberg, Lee 1954-5-17 Los Angeles Griffith Park 243 Comment
  SFV15558  Amsinckia intermedia R. K. Stachelek 1992-4-14 15 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park. Dry streambed on left side of main dirt road. 490 Comment
  RSA0079956  Amsinckia intermedia P. A. Munz, R. D. Harwood 1920-3-13 3315 Los Angeles San Jose Hills 1 mi W of Pomona. 305 Comment
  UCR94694  Amsinckia menziesii A. C. Sanders, E. J. Lott 1993-5-6 13964 Los Angeles Western Mojave Desert, 13 miles north of Palmdale, Sierra Hwy at Ave 'F 701 Comment
  UCR71289  Amsinckia spectabilis Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4311 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, first canyon south of Bryce Canyon Comment
  UCR223505  Amsinckia tessellata R. G. Swinney 2009-5-28 10945 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  JEPS43117  Anagallis arvensis Frank W. Peirson 1919-3-27 331 Los Angeles foot of Lukens Peak Trail; San Gabriel Mts. 579 Comment
  RSA593441  Anagallis arvensis Steve Boyd 1996-4-25 8698 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  LA211086  Anagallis arvensis Arthur C. Gibson; 2008-5-11 5332 Los Angeles SANTA MONICA MOUNTAINS, Hiking trail, SMMNRA Rocky Oaks. Comment
  RSA594586  Anagallis arvensis Louis C. Wheeler 1967-5-7 9284 Los Angeles San Gabriel Mountains. Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon. 625 Comment
  RSA588053  Androsace elongata subsp. acuta Orlando Mistretta 1994-4-15 1049 Los Angeles Santiago canyon: W slopes of drainage near confluence with Little Rock Creek. 1113 Comment
  POM156196  Anemopsis californica L. R. Abrams 1902-6-12 2534 Los Angeles Ballona Creek, near Mesmer. Comment
  SEINET10695263  Angelica Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2612 Los Angeles City of San Gabriel. Mitsuwa-Yaohan Market, 515 W. Las Tunas. Comment
  SEINET157237  Anisacanthus thurberi K. Devine, C. Devine, S. McNabb 2005-7-25 47 Los Angeles Hollywood Hills in Beverly Hills.Tree People Conservation area where Coldwater Canyon Dr. and Mulholland Dr. meet. 182 Comment
  CAS-BOT-BC64022  Anisocoma acaulis Geo. L. Mosley 1922-4-17 928 Los Angeles Antelope Valley Comment
  RSA725198  Anisocoma acaulis Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -68 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
  UCR281397  Anisocoma acaulis R. G. Swinney 2014-4-24 16218 Los Angeles San Gabriel Mountains, NE of Valyermo, wash and plateau at north end of Bob's Gap, 3.1-3.6 miles south of Hwy. 138, c. 0.2 miles east of Bob's Gap Rd., east of Bob's Gap Wash 1293 Comment
  CAS-BOT-BC59209  Antennaria dimorpha LeRoy Abrams 1902-7-11 2683 Los Angeles Coldwater Canyon Comment
  POM307080  Anthemis cotula Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1926 Los Angeles Between Walnut and Covina, near State school. Comment
  UCR142786  Anthriscus caucalis L. C. Wheeler 1967-5-13 9517 Los Angeles San Gabriel Mtns, San Gabriel Canyon, vicinity of E[dwin] Waldo Ward's Grove, 0.25 mi N of El Encanto 259 Comment
  RSA762127  Anthriscus caucalis Orlando Mistretta, Christine Mistretta 2008-5-16 3079 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 108 per TRTP Survey 2008), Van Tassel Motorway, Fish Canyon drainage 1100 Comment
  SEINET4182859 Image available Anthriscus neglecta var. scandix C. W. Tilforth 1975-4-21 979 Los Angeles Palmer Canyon n of Claremont Comment
  RSA425785  Antirrhinum coulterianum L. E. Hoffman 1933-7-10 s.n. Los Angeles Coldwater Canyon (near Colby's Ranch) Sierra Madre Mountains Comment
  RSA599825  Antirrhinum coulterianum Steve D. Boyd, Lauren Raz 1997-5-6 9754 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  UC1922301  Antirrhinum kelloggii Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 694 Los Angeles Transverse Ranges; Verdugo Mountains region; 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. Near 34deg 14' 18'' N 118deg 17' 17.4'' W T2N R Comment
  CHSC22521  Antirrhinum multiflorum Robert A. Schlising 1971-5-19 2973 Los Angeles 1.3 miles NE of Jct Hwy 23 and Little Sycamore Canyon Road, along the latter. Comment
  RSA660126  Antirrhinum multiflorum Orlando Mistretta 1992-6-12 536 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  SBBG119000  Antirrhinum multiflorum M. Honer 2004-6-22 1999 Los Angeles San Antonio Cyn, along Mt Baldy Rd between Spruce Cyn and "Hog Back"; T2N R8W S36 854 Comment
  SBBG36815  Antirrhinum nuttallianum subsp. subsessile S. A. Junak 1998-6-13 SCa 738 Los Angeles just W of beach at Little Harbor 48 Comment
  UCD123467  Antirrhinum nuttallianum subsp. subsessile Peter H. Raven; Henry J. Thompson 1960-5-16 15387 Los Angeles Santa Monica Mountains, ridge east of Temescal Canyon. 243 Comment
  UC56942  Apiastrum angustifolium Ernest Braunton 1902-5-27 264 Los Angeles near Sherman Comment
  UCR189397  Aquilegia formosa R. G. Swinney 1998-5-30 6168 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  POM366908  Aquilegia formosa Ducelia Cobb 1937-6-27 19736 Los Angeles Near LA, Canyons and moist areas Comment
  UC1922367  Arabidopsis thaliana Valerie Soza, Bill Hogshead 2003-4-23 1640 Los Angeles Transverse Ranges; Verdugo Mountains region; Brand Park, Brand Canyon. 457 Comment
  UCR178175  Arabidopsis thaliana LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 729 Los Angeles Transverse Ranges: Verdugo Mountains, SW-trending ridge east of the Brand Canyon Cemetery and west of the land fill; lower part of Brand Park Motorway 307 Comment
  RSA0073287  Arabis perennans Bonnie C. Templeton 1932-5-31 4849 Los Angeles Big Pines Camp, San Gabriel Mts. Comment
  RSA252939  Arabis pulchra R. F. Thorne, Gary D. Wallace 1973-4-24 43415 Los Angeles Junction of Pallett Creek and Longview Roads: ca. 4 mi S of Pearblossom 1174 Comment
  UC1871132  Arabis pulchra T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4806 Los Angeles Transverse Ranges; Liebre Mountains region; Parker Mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  UC2029927  Arabis sparsiflora var. arcuata S. D. White, Kent Hughes 2000-5-16 7835 Los Angeles SAN GABRIEL MTS.: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. Comment
  POM48102  Aralia californica I. M. Johnston 1924-8-13 s.n. Los Angeles tributary of San Antonio Canyon, west of Spring Hill 1219 Comment
  RSA586537  Aralia californica T. S. Ross, Annette H. Ross 1991-11-22 6025 Los Angeles Fallen Leaf Spring: W of Sunset Peak, draining northward to Cow Canyon 1341 Comment
  RSA719116  Arceuthobium campylopodum R. G. Swinney 1997-8-6 5758 Los Angeles Table Mountain area, Jesus Canyon west of road 4N47, NW of Wrightwood. 1905 Comment
Read comments
Mar 27 2014
  RSA0048555  Arctostaphylos canescens A. Lee Haines 1964-5-7 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. 411 Comment
  CAS-BOT-BC23861  Arctostaphylos catalinae Reid Moran 1949-2-8 3153 Los Angeles Catalina Island, canyon above Whites Landing 457 Comment
  NY43793  Arctostaphylos catalinae J. B. Walker 1995-12-3 1808 Los Angeles Santa Catalina Island, 4km N of Avalon, along Airport Rd 100 Comment
  RSA626714  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-8-20 20207 Los Angeles Angeles Crest Highway, above Switzers. 1070 Comment
  CAS-BOT-BC23243  Arctostaphylos glandulosa subsp. glandulosa LeRoy Abrams 1901-4-13 1520 Los Angeles Wilson's Trail 1219 Comment
  UC1211140  Arctostaphylos glandulosa subsp. glandulosa Huron H. Smith 1912-4-30 4872 Los Angeles trail Mt. Wilson 1097 Comment
  RSA702823  Arctostaphylos glandulosa subsp. mollis Scott D. White 2004-7-27 10629 Los Angeles San Gabriel Mtns. Clear Creek area. Roadside and hiking trail S side of Angeles Forest Hwy, ca. 0.2 mi W of jtn with Angeles Crest Hwy. 1067 Comment
  CHSC68178  Arctostaphylos glauca Allen Massihi 1992-7-27 15736 Los Angeles Southwest of Bear Divide, off Little Tujunga Rd. San Gabriel Mtns. 950 Comment
  RSA631523  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15657 Los Angeles Angeles Forest Highway, 1 km north of Big Tujunga Canyon turnoff. 1050 Comment
  RSA631532  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15723 Los Angeles Angeles Forest Highway, 11 km north of Big Tujunga Canyon turnoff. 1425 Comment
  RSA631558  Arctostaphylos glauca Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 22004 Los Angeles Road 7N23, 3 km south of N2, north base of Liebre Mountains. 1425 Comment
  UCSB9288  Arctostaphylos glauca Wedberg, H. 1957-3-3 Los Angeles Old Topanga Canyon Comment
  RSA634344  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22073 Los Angeles Northern end of Crystal Lake Campground, San Gabriel Mountains. 1850 Comment
  RSA634717  Arctostaphylos parryana subsp. tumescens John Crandell, Jon E. Keeley 1992-4-5 15049 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1480 Comment
  RSA634730  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20562 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA634741  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20599 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.7 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1680 Comment
  RSA634899  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20302 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  RSA634922  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20534 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634933  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20254 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  RSA635251  Arctostaphylos patula Jon E. Keeley 1992-8-21 20642 Los Angeles Cloudburst summit 640 Comment
  RSA635264  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20659 Los Angeles Angeles Crest Hwy., Eagle Roost Picnic Ground, 3.5 km west of old road to Crystal Lake. San Gabriel Mtns. 2030 Comment
  UCR202743  Arctostaphylos patula R. G. Swinney 2001-8-27 8094 Los Angeles San Gabriel Mtns., Throop Peak, west of Mt. Baden-Powell 2786 Comment
  POM289612  Arctotis stoechadifolia Arthur L. Cohen 1934-8-2 515 Los Angeles Ocean Park, California. Comment
  RSA642041  Arenaria macradenia var. arcuifolia Orlando Mistretta 1993-6-28 909 Los Angeles Angeles National Forest; Table Mountain, Sunrise ski area. Comment
  UCR43256  Argemone munita subsp. munita David Charlton 1986-6-15 244 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  PASA443  Argemone platyceras Lavina M. S. Watson Los Angeles Verdugo Cañon Comment
  POM182057  Argyrochosma jonesii L. C. Wheeler 1933-2-22 1475 Los Angeles Little Rock Creek. 1066 Comment
  RSA535552  Artemisia californica Timothy S. Ross, Annette Ross 1991-9-7 5951 Los Angeles Santa Monica Mountains; near Mulholland and highway x Yerba Buena Road; Triunfo Pass USGS 7.5' quadrangle 373 Comment
  RSA0103475  Artemisia douglasiana R. G. Swinney 2011-10-18 15810 Los Angeles San Gabriel Mountains: 0.1-0.4 miles east of Switzer Campground along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1021 Comment
  UCR223135  Artemisia douglasiana R. G. Swinney 2009-7-22 11352 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  CAS-BOT-BC90816  Artemisia nesiotica Peter H. Raven 1962-7-11 18006 Los Angeles upper end of first canyon south of Lemon Tank Comment
  RSA774794  Artemisia tridentata R. G. Swinney 2009-7-29 11405 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  CAS-BOT-BC97271  Artemisia tridentata subsp. parishii Dr. A. Davidson 1892-7-1 s.n. Los Angeles Lancaster, Mojave Desert Comment
  OBI70302  Artemisia tridentata subsp. tridentata Louis C. Wheeler 1956-9-16 7239 Los Angeles San Gabriel mtns: Guffy Camp, Blue Ridge Comment
  SFV2804  Asclepias fascicularis L. Imamura 1958-8-5 s. n. Los Angeles San Fernando Valley Canoga Park, south of Van Owen Street and west of Independence Ave. 305 Comment
  CATA3159  Asphodelus fistulosus Julia Parish, Brian Allen 2016-3-24 002 Los Angeles Santa Catalina Island: Bare soil near concrete slab on slope north of Hamilton Cove 86 Comment
  RSA634209  Aspidotis californica R. F. Thorne, D. Propst 1968-4-28 37672 Los Angeles Santa Catalina Island: Lower slope of Wild Boar Gully, due north of Black Ridge and ca. 1 mile WNW of Salta Verde Point. 198 Comment
  SEINET10529846  Aspidotis californica David B. Dunn 1937-2-28 Dunn UMO 40299 Los Angeles Monrovia Canyon. Comment
  CAS-BOT-BC308950  Asteraceae J. H. Thomas 1957-4-27 6703 Los Angeles Santa Monica Mountains. Coastal hills, west side of mouth of Latigo Canyon, about 3 miles northwest of Pt. Dume, 15 miles due west of Santa Monica 152 Comment
  UC13354  Astragalus didymocarpus var. dispermus J. Burtt Davy May 9 1896-May 24 1896 2629 Los Angeles Leonis Valley , Antelope Valley (Antelope Valley, in Cienega) Comment
  UC2025800  Astragalus douglasii Thomas R. Huggins 2013-6-29 13 -246 Los Angeles San Gabriel Mountains, Angeles National Forest. Big Pines Hwy, ca. 0.7 miles W of junction with the Angeles Crest Hwy (Hwy 2). Comment
  RSA604530  Astragalus gambelianus Sara L. Crockett 1997-4-1 635 Los Angeles Santa Catalina Island, 0.5 mile SE of Rancho Escondido on Isthmus Road, 10 m [meters] W of road. 265 Comment
  RSA615517  Astragalus gambelianus L. C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains: Saddle on ridge south of mouth of Big Dalton Canyon. 480 Comment
  RSA114362  Astragalus lentiginosus var. variabilis Percy C. Everett 1956-5-9 21564 Los Angeles Mojave Desert, 6 miles S of Lancaster along Highway 6. 762 Comment
  RSA415563  Astragalus lentiginosus var. variabilis Anstruther Davidson 1926-5-26 s.n Los Angeles Near Llano? Comment
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Aug 8 2010
  SBBG12326  Astragalus miguelensis P. H. Raven 1962-4-11 17259 Los Angeles sandy beach W of Wall 2 6 Comment
  SBBG96862  Astragalus miguelensis S. Boyd with T. Ross, L. Arnseth 1990-4-7 4208 Los Angeles lower half of China Cyn Comment
  UCR142895  Astragalus miguelensis M. B. Dunkle 1939-4-5 7267 Los Angeles Channel Islands, San Clemente Island, China Point 30 Comment
  SEINET10877850  Astragalus miguelensis Robert F. Thorne 1966-4-16 Thorne 36041 Los Angeles San Clemente Island: Sandy bank of old, raised beach, 2/3 mile SSE of Eel Point and N of Seal Cove, SW side of island. 30 Comment
  CAS-BOT-BC194043  Astragalus trichopodus var. lonchus E. R. Blakley 1962-10-3 5389 Los Angeles East side of Blackjack Mt. at junction of road to Whites Landing, Santa Catalina Island 396 Comment
  CAS-BOT-BC199092  Astragalus trichopodus var. phoxus Ernest C. Twisselmann 1959-6-2 5336 Los Angeles Old Ridge Route, 3.7 miles south of Sandberg's Lodge 1143 Comment
  NY42976  Astragalus trichopodus var. phoxus J. B. Walker 1995-3-31 1307 Los Angeles Angeles National Forest, 5km E of Castaic, along USFS Rd 5N17 500 Comment
  POM443  Athysanus pusillus P. A. Munz 1918-4-11 2047 Los Angeles Lone Hill near Glendora. Comment
  UC1784347  Atriplex amnicola H. C. Stutz 1991-2-7 95446 Los Angeles Malibu Beach Comment
  UCR121255  Atriplex argentea 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
  RSA341621  Atriplex californica F. C. Boutin 1967-4-23 1639 Los Angeles San Clemente Island: Wilson Cove Comment
  CAS-BOT-BC168271  Atriplex canescens var. canescens Roxana S. Ferris 1918-6-12 932 Los Angeles In vacant lot Lancaster Comment
  CAS-BOT-BC168276  Atriplex canescens var. canescens Vernon Bailey 1907-10-20 s.n. Los Angeles San Pasqual Valley Comment
  CAS-BOT-BC170015  Atriplex confertifolia Ernest C. Twisselmann 1970-9-8 17490 Los Angeles Antelope Valley, Highway 14 at Avenue B - Mojave Desert 731 Comment
  CAS-BOT-BC140676  Atriplex glauca Dan S. Cooper 2010-5-3 510 -42 Los Angeles South Coast: Portuguese Bend, Palo Verdes Peninsula 63 Comment
  RSA0002483  Atriplex johnstonii C. B. Wolf 1930-12-23 1821 Los Angeles Coastal bluffs at Playa del Rey 30 Comment
  CAS-BOT-BC170105  Atriplex lentiformis Dr. H. E. Hasse 1889-8-1 s.n. Los Angeles Bluffs at Santa Monica Comment
  LA31660  Atriplex lentiformis subsp. lentiformis Peter H. Raven; Henry J. Thompson 1959-9-6 14384 Los Angeles Santa Monica Mountains, Malibu Creek, near mouth Comment
  LA38814  Atriplex leucophylla Peter H. Raven; Henry J. Thompson 1959-10-4 14569 Los Angeles 3 Comment
  RSA478307  Atriplex leucophylla M. B. Dunkle 1930-7-23 s.n. Los Angeles Little Harbor, Santa Catalina Island. Comment
  UC217439  Atriplex nummularia I. Johnston 1917-6-10 1900 Los Angeles bluffs along coast Playa del Rey Comment
  UC205238  Atriplex parryi Katharine Brandegee Los Angeles near Lancaster; near Lancaster Comment
  RSA594198  Atriplex semibaccata Steve Boyd, Lauren Raz 1996-10-14 9051 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  SBBG72596  Atriplex semibaccata M. N. Ackley -Aug-1927 96 Los Angeles Inglewood 47 Comment
  UCR282518  Atriplex serenana Mitch Provance, Tegan Provance 2017-9-30 917- 11 Los Angeles San Gabriel Mountains / Mojave Desert Transition, Pallet Creek, S side of Pallet Creek Rd., 1.3 miles W of Valyermo Rd. 1146 Comment
  UCR238072  Atriplex suberecta Mark A. Elvin, M. S. Enright 2002-7-22 2110 Los Angeles Western Transverse Range, Newhall Ranch, Salt Creek 305 Comment
  CATA341  Atriplex watsonii Mark L. Hoefs 1973-7-20 382 Los Angeles Santa Catalina Island: Along inland rim of Catalina Harbor 1 Comment
  RSA347553  Avena barbata B. A. Prigge 1986-3-20 8971 Los Angeles 0.4 miles east of Gorman on Lancaster Road 1128 Comment
  RSA614152  Avena barbata J. Gural 1997-3-8 19 Los Angeles Bernard Field Station of the Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard., 34 deg 06'39N, 117 deg 42'48W. 412 Comment
  SBBG83256  Avena barbata M. Daily 1986-4-7 SCa-t- 12 Los Angeles Bird Rock Comment
  UCR200019  Avena barbata Valerie Soza, Mariam Sidibeh 2003-3-26 1616 Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Drive and Camino San Rafael junction, above Mayors Bicentennial Park 579 Comment
  UCR273106  Avena barbata R. G. Swinney 2011-4-26 14520 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  IRVC1477  Avena fatua McGuire 1965-4-16 HS 75 Los Angeles San Gabriel. Transverse Ranges Comment
  RSA612188  Baccharis pilularis L. C. Wheeler 1971-11-22 s.n. Los Angeles San Gabriel Mountains: Buck Canyon off Little Tujunga Comment
  RSA657104  Baccharis plummerae subsp. plummerae Carl Wishner 2000-10-13 3951 Los Angeles Santa Monica Mountains, Solstice Canyon [Park], south of the creek from picnic area / parking lot. 58 Comment
  RSA670920  Baccharis salicifolia Joseph M. Keefe 2001-1-19 30904 Los Angeles Intersection of Upperton Avenue, Buena Vista Terrace and Nolden Strreet; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, California 90042. 256 Comment
  RSA715364  Baccharis salicifolia Sandra Murcia, Gregg Miller 2006-3-10 s.n. Los Angeles Palos Verdes Peninsula, NW corner of the intersection of Crestridge Road and Crenshaw Boulevard in the city of Rancho Palos Verdes 305 Comment
  UC71922  Baccharis salicifolia subsp. salicifolia W. A. Setchell 1896-12-1 Los Angeles Los Angeles Comment
  UCD129537  Bebbia juncea var. aspera G. H. Vansell 1936-6-1 s.n. Los Angeles Sawmill Mt. Comment
  RSA2008  Berberis nevinii C. B. Wolf 1931-5-13 2004 Los Angeles Pacoima Wash, near bridge on the road from Tujunga to San Fernando. 366 Comment
  RSA607613  Berula erecta L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Soledad Canyon, Santa Clara River. 530 Comment
  UCR274343  Beta macrocarpa Steven A. Junak, Mark Hoefs 1998-6-12 SCa- 731 Los Angeles Channel Islands, Santa Catalina Island, along Banning House Road, c. 1.0 mile from Two Harbors 229 Comment
  RSA133384  Beta vulgaris P. H. Raven, H. J. Thompson 1959-9-6 14387 Los Angeles At mouth of Malibu Creek, 12 Comment
  CAS-BOT-BC102041  Bidens laevis Cecil Hart 1922-10-6 s.n. Los Angeles Howard & Smith's nursery, Los Angeles Comment
  POM350846  Bidens laevis B. C. Templeton 1934-10-13 4807 Los Angeles Los Angeles River Comment
  UCR61036  Bidens pilosa R. G. Swinney 1989-4-1 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park ; Big Dalton Canyon 428 Comment
  POM294577  Bidens pilosa Lyman Benson 1945-10-22 11904 Los Angeles Claremont. 335 Comment
  RSA623944  Bidens pilosa C. J. Fotheringham 1996-4-20 133 Los Angeles 4264 Verdugo View Dr. Eagle Rock. 600 Comment
  RSA683104  Bituminaria bituminosa Scott D. White 2003-10-14 9831 Los Angeles Foothills above Sierra Madre; LA Dept. of Public Works Carter Debris Basin, at the norther terminus of Baldwin Ave. 366 Comment
  RSA603909  Bloomeria crocea L. C. Wheeler 1975-6-8 s.n. Los Angeles San Gabriel Mountains: ca. 1 mile E of mouth of Little Tujunga Canyon.. . Comment
  CATA244  Bloomeria crocea Mark L. Hoefs, A. Douglas Propst 1973-5-4 241 Los Angeles Santa Catalina Island: By road, 1/4 mile west of Little Harbor, east exposure 30 Comment
  RSA482579  Boechera Geo L. Moxley 1917-3-11 533 Los Angeles Pacoima Canyon, near San Fernando Comment
  OBI2637  Boechera perennans Wesley O. Griesel 1960-4-23 s.n. Los Angeles Rock Crk, San Gabriel Mts Comment
  CAS-BOT-BC14580  Boechera pulchra Lincoln Constance 1941-4-10 2800 Los Angeles Antelope Valley near Neenach, 13.5 miles west of Lancaster. 914 Comment
  LA204234  Boechera pulchra Eliz. Grant; 1937-5-8 sn Los Angeles Mint Canyon 1523 Comment
  UC457230  Boechera sparsiflora Carl Epling, Nesta Dunn, and Alice Goen 1931-5-16 Los Angeles Swartout Valley San Gabriel Mts. Comment
  UCR193590  Boschniakia strobilacea R. G. Swinney 1999-8-9 7602 Los Angeles San Gabriel Mtns., Big Horn Ridge, c. 1.5 mi SW of West Baldy peak of Mt. San Antonio 2402 Comment
  SEINET3240181  Bowlesia incana Louis C. Wheeler 1932-1 688 Los Angeles Puddingstone Dam, San Jose Hills. 305 Comment
  UCR124251  Bowlesia incana L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mtns., East side of Little Tujunga Canyon, 0.75 mi SSE of Herreres Ranch 579 Comment
  RSA233415  Bowlesia incana R. F. Thorne 1966-4-15 36004 Los Angeles San Clemente Island. 2/3 mile SSE of Eel Point (and N of seal Cove), SW side of island. 46 Comment
  PASA392  Brassica adpressa Frank W. Peirson 1924-10-26 Los Angeles Arroyo Seco, along stream below California Sreet Bridge 198 Comment
  RSA0077510  Brassica arvensis G. Wallace 1964-4-18 s.n. Los Angeles Angelus Crest Hwy. Comment
  RSA0069645  Brassica nigra R. G. Swinney 2010-2-27 11778 Los Angeles Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash. 331 Comment
  CAS-BOT-BC36738  Brassica rapa Joseph Andorfer Ewan 1932-2-20 7020 Los Angeles Between Stone Canyon at campus University of California. Comment
  RSA482914  Brassica rapa Howard Mullins 1931-3-19 s.n. Los Angeles Los Angeles. Comment
  RSA648025  Brassica rapa var. rapa Tim Turmezei 1988-3-2 6 Los Angeles Walnut Creek. 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
  CAS-BOT-BC106138  Brickellia nevinii Peter H. Raven; Henry J. Thompson 1959-10-31 14723 Los Angeles Santa Monica Mountains - Mandeville Canyon 5.8 miles north of Sunset Boulevard 365 Comment
  UCR193708  Bromus R. G. Swinney, Dave Larson 1999-6-25 7407 Los Angeles San Gabriel Mtns., Fern Canyon at falls, c. 1.7 mi. east of confluence with upper East Fork San Dimas Canyon 1171 Comment
  CAS-BOT-BC144162  Bromus arenarius Timothy S. Ross; Steve Boyd 1994-5-4 7671 Los Angeles Liebre Mountains. Northeast summit of Grass Mountain. North slopes draining toward Elizabeth Lake. South slopes toward Green Valley. 1389 Comment
  UCD57681  Bromus arizonicus John Thomas Howell 1956-3-21 31124 Los Angeles Foothill Blvd. and Williams St. West of Claremont. Comment
  RSA606023  Bromus carinatus var. carinatus L. C. Wheeler 1968-5-31 s.n. Los Angeles Devil's Canyon, Campground Vicinity. 1220 Comment
  RSA682409  Bromus carinatus var. carinatus Valerie L. Soza, Bill Hogshead 2003-5-6 s.n. Los Angeles On Chantry Flat Road (2N41) from Picnic Ground to the north end of Santa Anita Canyon Road. 610 Comment
  UC1137107  Bromus carinatus var. carinatus August L. Hormay 1932-7-30 Los Angeles vicinity of Los Angeles 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
  POM11361  Bromus diandrus F. L. Robinson 1921-5-9 49 Los Angeles Claremont. 412 Comment
  UCR127054  Bromus diandrus Mark A. Elvin, Cathleen Weigand 2003-4-8 2466 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks 351 Comment
  UCR280683  Bromus diandrus R. G. Swinney 2014-5-27 16671 Los Angeles San Gabriel Mountains, Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin 445 Comment
  RSA229185  Bromus grandis R. F. Thorne, C. W. Tilforth 1971-6-29 40719 Los Angeles San Gabriel Mountains, Angeles National Forest: Aliso Creek at Tie Canyon where crossed by Angeles Forest Road. 1372 Comment
  RSA532657  Bromus grandis Timothy S. Ross 1991-8-14 5780 Los Angeles Roundtop [Mtn.] 1768 Comment
  UCR177620  Bromus grandis LeRoy Gross, Valerie Soza 2001-6-6 430 Los Angeles Los Angeles Basin region:, Verdugo Mountains, north side; Hostetter Mountain Way, off of La Tuna Canyon Road. 671 Comment
  CAS-BOT-BC155390  Bromus hordeaceus Philip A. Munz 1954-5-15 19474 Los Angeles In lawn at Padua Hills, northeast of Claremont. Comment
  SBBG131576  Bromus madritensis S. A. Junak 2000-4-15 SCa 1214 Los Angeles ridgeline between 2 cyns (one on E side of rd, one on W side), 0.4 mi from Divide Rd, location of bird transect #1 457 Comment
  LA33367  Bromus madritensis subsp. rubens Peter H. Raven; Henry J. Thompson 1959-5-5 14107 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 274 Comment
  RSA621268  Bromus rubens L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1159 Comment
  RSA714197  Bromus rubens Valerie L. Soza, Miriam Sidibeh 2003-3-26 1614 Los Angeles Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  UCR258916  Bromus rubens R. G. Swinney 2010-4-23 12332 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  SBBG56627  Bromus secalinus M. N. Ackley -Apr-1929 Los Angeles Hyde Park 47 Comment
  UC1595474  Bromus trinii Tim Ross 1992-4-4 6089 Los Angeles sw Mojave Desert, Adobe Mountain Adobe Mountain; Mojave Desert, Adobe Mountain 990 Comment
  RSA0073363  Brugmansia R. G. Swinney 2010-3-16 11958 Los Angeles Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  UCR142205  Cakile maritima June Latting 1979-5-24 s.n. Los Angeles Pacific Coast, Malibu Beach, Santa Monica Mtns. 30 Comment
  CAS-BOT-BC438412  Calandrinia ciliata John I. Carlson 1918-4-26 s.n. Los Angeles Country adjacent to Los Angeles. Griffith Park Comment
  RSA533942  Calandrinia ciliata Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5220 Los Angeles San Clemente Island: South-east end of island in the vicinity of Knob, 5100 ft. NW of Guds. 274 Comment
  RSA0038304  Calandrinia ciliata var. menziesii L. C. Wheeler 1932-3-20 510 Los Angeles Head Mandeville Canyon, Santa Monica Mts. 457 Comment
  SD107923  Calandrinia maritima Larry DeBuhr 1977-4-16 2566 Los Angeles Santa Catalina Island; coastal bluffs around Little and Shark Harbours Comment
  UCR191275  Calocedrus decurrens R. G. Swinney 1999-6-30 7473 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.3 mi. north of Big Pines Hwy at All Nations Camp 1561 Comment
  CAS-BOT-BC132262  Calochortus catalinae Munz; Street; Williams 1919-4-19 2486 Los Angeles Lone Hill Comment
  LA201600  Calochortus catalinae Arthur C. Gibson; 2001-4-20 4262 Los Angeles SANTA MONICA MOUNTAINS, Mountclef Ridge, Wildwood Regional Park, Thousand Oaks, Santa Rosa Trail. Comment
  LA210417  Calochortus catalinae Carl Epling; 1926-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
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Apr 22 2014
  RSA651262  Calochortus catalinae Eleanor McClung 1937-4-29 152 Los Angeles Highland Park. Comment
  UCR154145  Calochortus clavatus A. C. Sanders 2005-5-11 30170 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  UCR46115  Calochortus clavatus Kathy Harper 1986-5-17 s.n. Los Angeles Western Transverse Range, Forest Park, W side of Vasquez Canyon Road at the junction with Sierra Hwy 518 Comment
  RSA152151  Calochortus invenustus Wesley O. Griesel 1962-6-27 s.n. Los Angeles Dawson Saddle, San Gabriel Mts. 2438 Comment
  UC3398  Calochortus invenustus J. H. Barber 1897-7-11 253 Los Angeles Summit Mt. San Gabriel Range Comment
  UC3402  Calochortus kennedyi A. Davidson Jul 1895 Los Angeles Antelope Valley Comment
  RSA713239  Calochortus kennedyi var. kennedyi LeRoy Gross 2005-5-3 2231 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. 1085 Comment
  RSA747350  Calochortus palmeri var. palmeri Richard G. Swinney 2008-5-8 8798 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  RSA68638  Calochortus plummerae Frank W. Peirson 1918-6-12 8 Los Angeles Burnt area in hills east of Rubio Canyon, San Gabriel Mountains. Comment
  UCR252574  Calochortus plummerae R. G. Swinney 2010-6-21 13252 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 671 Comment
  UCSB00625  Calochortus plummerae Gill, Robert 1959-6-10 Los Angeles Johnson's Pasture, along road; San Gabriel Mt. Range, Pacific Slope, South slope Comment
  SBBG94248  Calochortus splendens F. R. Fosberg 1931-5-7 4844 Los Angeles Sweetwater Cyn 160 Comment
  CHSC100406  Calyptridium monandrum John Dittes; Josephine Guardino 2008-2-23 1507 Los Angeles Western Transverse Ranges; San Gabriel Mtns.; Aliso Cyn; ca. 6.5 air-miles SE of Acton, ca. 2.6 air-miles N of Mill Creek Summit, 1.1 air-mile S x SE of Angeles Forest Highway and Santiago Truck Trail intersection. 1197 Comment
  RSA0068458  Calystegia macrostegia R. G. Swinney 2010-3-18 11983 Los Angeles San Gabriel Mountains: 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
  SD52854  Calystegia macrostegia Peter H. Raven 1962-7-12 18030 Los Angeles San Clemente Island; Northwest Harbor. 14 Comment
  UCR239611  Calystegia macrostegia Dan S. Cooper 2012-8-6 812- 53 Los Angeles Western Transverse Range; Santa Monica Mountains, Las Flores Canyon along Gorge Rd. 116 Comment
  UCR275496  Calystegia macrostegia Jeremiah George 2011-6-5 s.n. Los Angeles South Coast, Torrance, behind (east of) Bishop Montgomery High School, south of Torrance Blvd. and west of Palos Verdes Blvd. 21 Comment
  SDSU5652  Calystegia macrostegia subsp. amplissima R. M. Beauchamp 1967-3-19 317 Los Angeles San Clemente Island. Comment
  SDSU5658  Calystegia macrostegia subsp. amplissima R. M. Beauchamp 1967-1-27 108 Los Angeles San Clemente Island. Comment
  UCR280767  Calystegia macrostegia subsp. arida R. G. Swinney 2014-5-19 16565 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  CAS-BOT-BC215755  Calystegia macrostegia subsp. intermedia Alice Eastwood 1906-5-27 118 Los Angeles Laurel Canyon, country adjacent to Los Angeles Comment
  UCR194737  Calystegia macrostegia subsp. intermedia Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 748 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
  RSA580980  Calystegia macrostegia subsp. macrostegia Catherine A. Mish 1995-3-4 15 Los Angeles Santa Susana Mtns., Eddleston Park. 400 Comment
  CHSC70522  Calystegia occidentalis subsp. fulcrata R. A. Schlising 1972-7-4 3065 Los Angeles 0.2 mi W of San Bernardino County line and Wrightwood city limit. Comment
  UCR191512  Calystegia occidentalis subsp. fulcrata R. G. Swinney 1998-7-8 6311 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  RSA71096  Calystegia peirsonii F. W. Peirson 1927-5-21 7301 Los Angeles Rock Creek, north base of San Gabriel Mountains. 1524 Comment
  RSA764507  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-1 2589 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 44 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1047 Comment
  POM3195  Camissonia bistorta L. R. Abrams 1901-4-6 1389 Los Angeles Big Tujunga Wash Comment
  RSA593417  Camissonia boothii subsp. decorticans Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8903 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA0087039  Camissonia californica R. G. Swinney 2010-3-18 11974 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
  POM49681  Camissonia campestris subsp. campestris W. R. Dudley, F. H. Lamb 1896-6-12 4442 Los Angeles Near Gorman's Station. Comment
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Jan 27 2012
  RSA599796  Camissonia campestris subsp. campestris Steve Boyd, Lauren Raz 1997-3-25 9288 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  RSA454038  Camissonia cheiranthifolia subsp. suffruticosa L. E. Hoffman 1933-7-17 s.n. Los Angeles Hermosa Beach. Comment
  RSA72263  Camissonia cheiranthifolia subsp. suffruticosa F. W. Peirson 1951-2-7 789 Los Angeles Long Beach Comment
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Jan 30 2012
  RSA611659  Camissonia claviformis Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10089 Los Angeles Liebre Mountains region: Lower Leona Valley, southeastern end of Ritter Ridge and adjacent wash of Amargosa Creek, north of Elizabeth Lake Road. 853 Comment
  UCR225771  Camissonia graciliflora Dave Silverman, Cindy Hopkins 2007-4-27 6786 Los Angeles Tejon Ranch, north of Oso Canyon, 2.8 km due west of CA Aqueduct, 1.3 km south of Kern Co. line, 1.4 km south of National Cement Plant 1062 Comment
  UCR79923  Camissonia micrantha R. Mattoni 1988-4-1 88 2 Los Angeles Vernon, central Los Angeles, vacant lot in 2400 block of East 28th St. Lot paved about 1 month after this collection was made 64 Comment
  RSA774959  Camissonia pallida R. G. Swinney 2009-5-6 10681 Los Angeles Carr Canyon at confluence with Little Rock Creek 909 Comment
  RSA449228  Camissonia pallida subsp. pallida John S. Garth 1948-4-21 C 2703 Los Angeles Littlerock 762 Comment
  RSA587163  Camissonia pallida subsp. pallida Orlando Mistretta 1995-4-28 1652 C Los Angeles Kitter Canyon; Slopes W of main canyon. 1280 Comment
  SD38668  Camissoniopsis cheiranthifolia subsp. suffruticosa Edith A. Purer 1931-2-21 94 Los Angeles El Segundo; sand dunes. Comment
  SBBG61362  Camissoniopsis micrantha M. N. Ackley -Feb-1928 766 Los Angeles Eagle Rock 182 Comment
  CHSC95473  Camissoniopsis pallida subsp. pallida LeRoy Gross 2005-4-28 2144 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. (Pacific Mtn. 7.5 Quad.: T4N R12W, 11w S1, 6, NE1/4 of 1, NW1/4 of 6) 1324 Comment
  RSA704351  Canbya candida Gary D. Wallace 1982-4-17 1920 Los Angeles Bob's Gap. Comment
  RSA592869  Capsella bursa-pastoris L. C. Wheeler 1967-7-30 10261 Los Angeles San Gabriel Mountains. Big Cienaga Trail Canyon. 1143 Comment
  RSA596836  Capsella bursa-pastoris Timothy S. Ross, J. Mark Porter 1995-5-4 8480 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  CAS-BOT-BC37457  Cardamine californica C. F. Baker 1904-3-1 4067 Los Angeles San Nimas Canyon. Comment
  SFV16780  Cardamine californica P. M. Schiffman, J. A. Matos 1997-1-2 s. n. Los Angeles San Gabriel Mountains Along the Old Ridge Route just east of Interstate Highway 15. 13 miles north of Castaic Lake. Comment
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Jan 6 2015
  UCD114196  Cardamine californica Daryl Koutnik; John Cuti 1978-4-12 337 Los Angeles Verdugo Mountains, south of La Tuna Canyon Road. 579 Comment
  UCD114528  Cardamine pensylvanica A. R. Roos 1958-6-12 s.n. Los Angeles Evans and Reeves Nursery. Brentwood, in west Los Angeles. Comment
  UCR203246  Carex R. G. Swinney 2001-8-27 8115 Los Angeles San Gabriel Mountains, Windy Spring, 0.3 mi northwest of Little Jimmy Campground 2256 Comment
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Sep 12 2018
  RSA0033681  Carex alma Duncan S. Bell, Sarah Fisher, Carrie Kiel 2013-7-23 5436 Los Angeles Sheep Mountain Wilderness; Vincent Gulch, near head of canyon. 1994 Comment
  RSA0062834  Carex alma LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6757 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UC284671  Carex alma P. A. Munz 1923-5-25 6809 Los Angeles Big Rock Creek San Gabriel Mountains 1280 Comment
  POM1434  Carex alma I. M. Johnston 1917-7-4 1425 Los Angeles Bear Flat. 1677 Comment
  RSA656239  Carex barbarae Joseph M. Keefe 1977-6-11 22095 Los Angeles Verdugo Mountains; Glendale. South fork of Engleheard Canyon, one Km west of Elinita Ave. Camp Max Straus. 427 Comment
  RSA286784  Carex fracta Robert F. Thorne, Larry E. DeBuhr 1974-6-28 44751 Los Angeles ANGELES NATIONAL FOREST: Lily Springs area on N slope of Mt. Hawkins, drainage of S Fork Big rock Creek 2439 Comment
  UCR202729  Carex fracta R. G. Swinney, Cody Clarke 2001-8-22 8074 Los Angeles San Gabriel Mtns., 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  SD230106  Carex praegracilis Steve Boyd 1996-4-25 8675 Los Angeles Liebre Mountains, Knapp ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienega Canyon, south of Liebre Mountain. From gate near spring area along FSR 7N22 down to wetland south of the old dry pastures. 914 Comment
  RSA604684  Carex praegracilis L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: ca. 200 yards E of foot of Holiday Hill Ski Lift. Comment
  CAS-BOT-BC117317  Carex spissa George B. Grant 1904-6-17 137 Los Angeles Pasadena. Comment
  CAS-BOT-BC116603  Carex subfusca John Thomas Howell 1947-7-18 23431 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  RSA702080  Carthamus tinctorius Scott D. White, Pam De Vries 2004-5-18 10444 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
  POM180171  Castilleja affinis J. Ewan 1930-5-17 5509 Los Angeles Pico Canyon above Newhall. 549 Comment
  RSA187750  Castilleja affinis Robert F. Thorne 1966-4-5 35831 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon. 107 Comment
  SBBG79234  Castilleja affinis W. A. Wright 1931-2-19 Los Angeles above school, Banning Cyn Comment
  SBBG128379  Castilleja affinis subsp. affinis M. L. Hoefs 1991-4-7 1037 Los Angeles upper Avalon Cyn, above Wrigley Memorial and Garden 326 Comment
  RSA448684  Castilleja applegatei subsp. martinii L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA593597  Castilleja applegatei subsp. martinii Steve D. Boyd, Orlando Mistretta 1996-5-23 8828 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA660186  Castilleja applegatei subsp. martinii Orlando Mistretta 1992-7-9 652 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  CATA641  Castilleja foliolosa Mark L. Hoefs 1991-4-16 1108 Los Angeles Santa Catalina Island: Near lower end of Renton Mine Road 201 Comment
  JEPS19356  Castilleja foliolosa Marcus E. Jones, A. M. 1882-2-25 2827 Los Angeles Pasadena Comment
  JEPS8746  Castilleja foliolosa I. W. Clokey and B. C. Templeton 1930-4-8 4721 Los Angeles San Francisquito Canyon 800 Comment
  RSA0044703  Castilleja foliolosa Valerie L. Soza, Steve D. Boyd, Leland Lubinsky 2000-6-29 1046 Los Angeles Liebre Mountains: Knapp (Kelly) Ranch, Upper Cienega Canyon, off FS Road 7N22.1 976 Comment
  SBBG17988  Castilleja foliolosa E. R. Blakley 1963-4-7 5525 Los Angeles Middle Ranch Cyn, ca. 2.5 mi above Middle Ranch 274 Comment
  RSA14625  Castilleja foliolosa Joseph Cook Nevin, Cleveland s.n. Los Angeles [Unspecified] Comment
  CDA41237  Castilleja linariifolia A. C. Browne 1955-10-23 s.n. Los Angeles Valyermo. 0 Comment
  RSA518003  Castilleja plagiotoma Steve D. Boyd, Orlando Mistretta 1986-3-31 1530 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
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Nov 30 2011
  RSA448605  Castilleja subinclusa subsp. subinclusa Francis W. Pennell 1940-4-18 25136 Los Angeles Route 99, sandstone slope, east of Gorman. 1128 Comment
  UCR205638  Catalpa speciosa A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37006 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  RSA0097148  Caulanthus amplexicaulis R. G. Swinney 2011-5-31 14893 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
  UCR205599  Caulanthus amplexicaulis R. G. Swinney 2008-5-13 8851 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon, 0.5 mi. south of Big Rock Creek Rd. 1293 Comment
  RSA594741  Caulanthus coulteri Timothy S. Ross 1995-4-7 8363 Los Angeles TEMPLIN HIGHWAY ca. 1800-1900 ft NE of its inter- section with the Old Ridge Route. 823 Comment
  RSA599804  Caulanthus coulteri Steve Boyd, Lauren Raz 1997-3-25 9296 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  UC1292765  Caulanthus coulteri Freed W. Hoffman 1950-4-20 3407 Los Angeles Lancaster road (Hwy 138), 1.0 mi from Hwy 99 Comment
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Feb 23 2016
  UC169366  Caulanthus heterophyllus Geo. B. Grant Mar 1903 1254 Los Angeles Garvanza Comment
  CAS-BOT-BC40403  Caulanthus inflatus H. E. Hasse 1889-3-15 s.n. Los Angeles Mojave Station. 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
  UC1071007  Ceanothus crassifolius A. Lewis 1934-2-2 251 Los Angeles Indian Canyon 762 Comment
  SBBG17034  Ceanothus crassifolius var. crassifolius K. A. Wilson, D. E. Bianchi 1961-2-2 842 Los Angeles Placerita Rd; small gully 2 mi E of Hwy 6 Comment
  RSA27114  Ceanothus crassifolius var. planus Roxana S. Ferris 1941-3-9 10321 Los Angeles Pico Canyon, Santa Susana Mountains, about 2 miles west of US Highway #99 Comment
  RSA588140  Ceanothus greggii var. vestitus Orlando Mistretta 1994-5-23 1233 Los Angeles Little Rock Creek, drainage E of Creek and N of Forest Rd. 4N15. 1311 Comment
  SEINET3162608  Ceanothus hirsutus G. B. Grant 147 a Los Angeles Collected at Pasadena Comment
  SFV16667  Ceanothus integerrimus P. Wilson, J. M. Albert 1996-6-12 3439 Los Angeles San Gabriel Mountains Off Highway 2 at mile marker 52.85, near Three Points. 1799 Comment
  SEINET5339321  Ceanothus integerrimus A. A. Davidson 1892-1 s.n. Los Angeles Wilson's Peak Comment
  CAS-BOT-BC50561  Ceanothus leucodermis H. E. McMinn 1924-8-4 1249 Los Angeles Huntington Drive near Pasadena Comment
  RSA785757  Ceanothus leucodermis Doris Bowers 1957-5-5 629 Los Angeles San Gabriel Canyon 915 Comment
  SDSU10318  Ceanothus leucodermis Gerald Collier 1951-5-5 Los Angeles Santa Anita Canyon, San Gabriel Mtns, Chantry Flats--rim of canyon. Comment
  UC1070859  Ceanothus leucodermis A. Lewis 1934-2-1 278 Los Angeles Iron Mtn. San Fernando quad., Angeles National Forest 1341 Comment
  CAS-BOT-BC83796  Ceanothus megacarpus D. O. Burge; S. Ratay 2007-3-25 814 b Los Angeles Santa Catalina Island 460 Comment
  RSA399101  Ceanothus megacarpus Tema Shults 1929-3-10 s.n. Los Angeles Topanga Canyon. Comment
  SD41522  Ceanothus megacarpus Darley F. Howe 1947-3-22 1515 Los Angeles Topanga Canyon Comment
  RSA526550  Ceanothus megacarpus var. insularis Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4236 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  SBBG31407  Ceanothus megacarpus var. insularis R. F. Thorne, R. Rollins, D. Probst, R. Carolin 1967-3-18 Los Angeles Salta Verde, ca. N of Salta Verde Pt 365 Comment
  UC1302265  Ceanothus megacarpus var. insularis Robert F. Thorne and P. C. Everett 1964-2-6 33434 Los Angeles Santa Catalina Island, central part. 457 Comment
  CAS-BOT-BC51439  Ceanothus megacarpus var. megacarpus Robert F. Thorne 1970-3-5 39365 Los Angeles Santa Catalina Island: N slope of Blackjack Mt. 457 Comment
  SBBG39503  Ceanothus megacarpus var. megacarpus L. S. Rose 1969-12-30 Los Angeles Franklin Cyn 213 Comment
  UCR204890  Ceanothus oliganthus R. G. Swinney 2008-3-31 8591 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  RSA762411  Ceanothus oliganthus var. oliganthus Orlando Mistretta, Christine Mistretta 2008-5-9 3010 Los Angeles Southern California Edison transmission line corridor (Segment 11, structure 63) per TRTP Survey 2008), in the vicinity of Arroyo Seco Canyon. 844 Comment
  UC56678  Ceanothus spinosus Ernest Braunton 1903-1-12 777 Los Angeles Laurel Canyon Comment
  CATA1305  Centaurea melitensis Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2396 Los Angeles Santa Catalina Island: By road, middle of Cape Canyon 243 Comment
  RSA0053864  Centaurea melitensis R. G. Swinney 2010-4-28 12439 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of the eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  UCR259141  Centaurea melitensis R. G. Swinney 2010-6-23 13366 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  RSA589499  Centaurium davyi Tim S. Ross, Gery Allan, Mark A. Elvin, Jennifer Stone 1995-5-19 8578 Los Angeles San Clemente Island. Head of the northern tributary of Canchalagua Canyon, 400 ft. NNE of the 1135-ft. triangulation point. 326 Comment
  RSA591065  Centaurium venustum J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10921 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  RSA0091876  Centaurium venustum Steven A. Junak, Ralph N. Philbrick 2001-5-17 SCa- 1518 Los Angeles Santa Catalina Island. N of main road, between Airport and Little Harbor. 128 Comment
  CAS-BOT-BC288830  Centromadia parryi subsp. australis James I. McMurphy 1916-8-14 s.n. Los Angeles Los Angeles Comment
  UCR206455  Centrostegia thurberi R. G. Swinney 2008-6-9 8962 Los Angeles San Gabriel Mtns., lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  UCR222745  Centrostegia thurberi R. G. Swinney 2009-4-29 10572 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  RSA252871  Centrostegia thurberi Robert F. Thorne 1973-5-11 43525 Los Angeles San Gabriel Mts., Mojave Desert slope: Juniper Hills, c. 2 mi S of Ft. Tejon Road 1250 Comment
  LA38637  Cerastium glomeratum Henry J. Thompson; 1959-11-23 3008 Los Angeles Santa Monica Mountains, Franklin Canyon, S shore of upper Franklin Canyon Reservoir 259 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
  UCR95533  Cercocarpus betuloides L. C. Wheeler 1967-5-2 9277 Los Angeles Liebre Mtns, N side foothills, c. 0.3 mi. west of Los Angeles Aqueduct, just south of San Clarito Hospital. 'Baker Ranch' on Los Angeles Co. firearms closure map 396 Comment
  RSA0049524  Cercocarpus betuloides J. C. Roos 1942-3-7 1104 Los Angeles Big Tujunga Canyon, San Gabriel Mtsn. Comment
  RSA580306  Cercocarpus betuloides var. betuloides Tim S. Ross, Steve D. Boyd 1994-5-25 7925 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
  RSA592168  Cercocarpus betuloides var. betuloides Louis C. Wheeler 1967-5-2 9277 Los Angeles San Gabriel Mountains. North side foothills ca. 0.3 mi. west of LA Aqueduct, just south of San Clarito Hospital. 'Baker Ranch' on Los Angeles County firearms closure map. 396 Comment
  UC1127915  Cercocarpus betuloides var. betuloides A. Lewis Jan 1934 248 Los Angeles Angeles National Forest, Lake Hughes Lake Hughes; Angeles National Forest, Lake Hughes 914 Comment
  CAS-BOT-BC137236  Cercocarpus betuloides var. blancheae Robert F. Thorne 1967-5-18 36876 Los Angeles Santa Catalina Island: slope of Wild Boar Gully 152 Comment
  SBBG41343  Cercocarpus betuloides var. blancheae M. R. Benedict 1970-6-29 Los Angeles Coast Rd, W of Parson Landing Comment
  JEPS45572  Cercocarpus traskiae Blanche Trask 1834-3-31 Los Angeles Santa Catalina Island Comment
  RSA226087  Chaenactis artemisiifolia R. F. Thorne, C. W. Tilforth 1971-6-17 39957 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  SD132001  Chaenactis glabriuscula Barbara Ertter, L. Heckard, et. al. 1988-5-23 7476 Los Angeles Pine Canyon Road, along San Andreas fault on north side of San Gabriel Mountains. Comment
  UC31024  Chaenactis glabriuscula var. glabriuscula H. P. Chandler 1897-5-4 Los Angeles Claremont 365 Comment
  CAS-BOT-BC277367  Chaenactis glabriuscula var. glabriuscula Geo. L. Fisher 1929-6-9 s.n. Los Angeles San Fernando 304 Comment
  RSA632870  Chaenactis stevioides R. F. Thorne, A. C. Gibron, J. P. Simon, D. J. McGillivray 1970-4-17 39497 Los Angeles Mojave Desert: Ca. 3 mi. S of Hwy. 138 on Grandview Canyon road, ca. 9 mi. ESE of Pearblossom 1280 Comment
  UC1215471  Chamaesyce albomarginata E. R. 1934-3-28 4498 Los Angeles just w Lancaster; Mojave Desert Comment
  CDA35246  Chamaesyce melanadenia Phillipson 1915-5-8 Los Angeles Duarte Comment
  RSA656186  Chamaesyce melanadenia Joseph M. Keefe 1978-5-11 22913 Los Angeles Verdugo Mountains: Stough Canyon, Firebreak Road, 0.5 km north of DeBell Golf Course, foothills of Verdugo Mtns, Burbank. 457 Comment
  RSA604605  Chamaesyce prostrata L. C. Wheeler 1961-8-15 7916 Los Angeles Pasadena: Huntington Memorial Hospital. Comment
  CHSC83321  Cheilanthes covillei John Dittes; Chris Williams 1989-4-29 1 Los Angeles Upper Big Tujunga River (Wikiup) 1/4 mile downstream of bridge to Camp Colby. 20 feet above river. Comment
  RSA600481  Cheilanthes covillei Steve Boyd, Lauren Raz 1997-4-30 9608 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine 866 Comment
  UCR272984  Chenopodium R. G. Swinney 2011-6-29 15338 B Los Angeles San Gabriel Mountains, mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  UC72618  Chenopodium ambrosioides var. suffruticosum Dr. J. Q. Adams Sept. 1905 Los Angeles near Soldier's Home Comment
  RSA478471  Chenopodium botrys Raymond J. Dobbs s.n. Los Angeles Mt. Pacifico, S. Calif Comment
  SD231277  Chenopodium californicum Sula Vanderplank, Leroy Gross & Steve Hoskinson 2005-5-6 69 Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Highway (Road North) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UCR130844  Chenopodium californicum David Charlton 1989-4-7 2829 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
  UCR252552  Chenopodium californicum R. G. Swinney 2010-5-11 12645 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  POM12232  Chenopodium californicum F. L. Robinson 1921-3-20 18 Los Angeles Claremont. Comment
  RSA594982  Chenopodium californicum Mark Hoefs, R. F. Thorne, J. M. Tucker, G. L. Webster 1992-3-31 1702 Los Angeles Santa Catalina Island. Side canyon of Middle Canyon, across the road from large oak tree. 238 Comment
  SEINET6062104  Chenopodium desiccatum Louis Wheeler Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA0022261  Chenopodium fremontii Duncan S. Bell, Caitlin Elam 2013-8-1 5551 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; above Columbine Spring. 2312 Comment
  LA31617  Chenopodium multifidum Peter H. Raven; 1958-9-28 Los Angeles Elysian Park 198 Comment
  CDA3071  Chenopodium murale Robert Gustafson 1981-4-29 2212 Los Angeles Coastal Plains & Basin; Los Angeles Basin region, Ballona Wetlands, Area 2. 0 Comment
  CAS-BOT-BC498795  Chlorogalum parviflorum Louis C. Wheeler 1934-5-14 2583 Los Angeles 1 mi. NE Puddingstone Dam, San Jose Hills 350 Comment
  RSA369223  Chlorogalum pomeridianum Louis C. Wheeler 1934-5-14 2583 -B Los Angeles 1 mile NE Puddingstone Dam, San Jose Hills. 351 Comment
  JEPS61593  Chlorogalum pomeridianum var. pomeridianum Frank W. Peirson 1918-6-28 10 Los Angeles Lower Rubio Canyon 579 Comment
  RSA641113  Chlorogalum pomeridianum var. pomeridianum Russell S. Woglum 1936-04 1287 Los Angeles Pasadena Comment
  JEPS105689  Chorizanthe parryi var. fernandina unknown May 2000 Los Angeles Newhall Ranch area S of Castaic Junction, edge of mesa S of Santa Clara River Comment
  SEINET1869741  Chorizanthe parryi var. fernandina A. C. Sanders, Mark A. Elvin 2003-1 26060 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, north of the powerlinese south of Magic Mountain Parkway, near I-5 and new golf course. 366 Comment
  SEINET1906981  Chorizanthe parryi var. fernandina Mark A. Elvin, Vipul Joshi, Tricia Wotipka 2003-1 2940 Los Angeles N end of Santa Susana Mtns.: Newhall Ranch, ridge ca 900 m SW of 'Airport Mesa 366 Comment
  JEPS58010  Chorizanthe spinosa Ralph Hoffmann 1931-5-4 332 Los Angeles 5 mi w Lancaster; w of Lancaster Comment
  RSA0135655  Chorizanthe staticoides David E. Bramlet 2016-6-2 5314 Los Angeles Mt. Emma Road, 3,900 ft. northeast of Angeles Forest Highway, 6,000 ft. east of Kentucky Springs & 3,640 ft. south of BP&L Road. Northwest facing slope of Mt. Emma. 1209 Comment
  RSA627561  Chorizanthe staticoides Sandy Leatherman, Brian Daniels 1998-5-27 37 Los Angeles Santa Monica Mountains: south of Woolsey Canyon Road approx. .25 mile down the existing dirt road. 366 Comment
  SD186291  Chorizanthe staticoides Andy C. Sanders 2005-5-5 29872 Los Angeles Western San Gabriel Mtns, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint 518 Comment
  UCR190452  Chorizanthe staticoides R. G. Swinney 2000-5-6 7667 Los Angeles San Gabriel Mtns., c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage 854 Comment
  SBBG62366  Chorizanthe xanti var. xanti R. Hoffmann 1925-5-14 Los Angeles Antelope Valley Comment
  RSA476636  Chrysolepis sempervirens Albert J. Perkins 1912-9-8 s.n. Los Angeles Mt. San Antonio 3049 Comment
  RSA788825  Chrysolepis sempervirens Jane Tirrell 2012-7-10 LS 0100 Los Angeles Saddle along Pacific Crest Trail approx. 0.75 east of Windy Gap 2520 Comment
  POM158239  Chrysothamnus nauseosus subsp. mohavensis P. A. Munz, I. M. Johnston 1928-9-5 11179 Los Angeles road from Rock Creek to Big Pines 1371 Comment
  CAS-BOT-BC280030  Cirsium mohavense Roxana S. Ferris 1918-6-12 904 Los Angeles Between Oban and Lancaster Comment
  CDA1282  Cirsium mohavense T. C. Fuller 1960-7-14 4912 -D Los Angeles W side of Hwy 6, 4 mi. N/Lancaster, 0.5 mi. S/ Hwy 138. Comment
  RSA0059668  Cirsium occidentale Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5325 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  POM352192  Cirsium occidentale var. californicum A. G. Goodwin 1940-05 s.n. Los Angeles Palos Verde Comment
  POM6112  Cirsium occidentale var. californicum I. M. Johnston 1917-5-6 1921 Los Angeles Mouth of San Antonio Canon. 610 Comment
  POM6124  Cirsium occidentale var. californicum M. Hitchcock 1918-5-30 s.n. Los Angeles Indian Hill, Claremont Comment
  RSA593430  Cirsium occidentale var. californicum Steve Boyd, Mark A. Elvin, Victoria Jotikasthira 1996-6-25 8893 Los Angeles Liebre Mountains, along summit of Sawmill Mountain, west of Sawmill Camp and just north of 7N23. 1610 Comment
  RSA599579  Cirsium occidentale var. californicum Steve Boyd, Lauren Raz 1997-3-25 9306 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  RSA791868  Cissus hypoglauca Robert F. Thorne 1977-7-6 49641 Los Angeles Claremont. 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
  UCR98731  Cistus ladanifer Steve Boyd, L. Raz 1997-5-1 9691 Los Angeles Liebre Mtns region, Sierra Pelona ridgeline east of San Francisquito Canyon and south of Leona Valley, along the Leona Divide Truck Trail (6N04.1) at sharp hairpin turn, head of Dowd Canyon 1220 Comment
  POM196709  Clarkia bottae Bonnie C. Templeton, I. W. Clokey 1929-5-20 4534 Los Angeles Mandeville Canyon, Santa Monica Mountains. 244 Comment
  RSA666628  Clarkia bottae A. C. Sanders, D. Malueg 1998-6-22 22055 Los Angeles Little Tujunga Canyon near mile post 12, 3.5 miles south of Bear divide and 1 km (air) W of Dillon Divide. 701 Comment
  RSA0117870  Clarkia elegans Robert L. Benson 1960-5-5 27 Los Angeles Blanchard Park. Pomona College. Claremont. 365 Comment
  RSA276105  Clarkia epilobioides Mark Hoefs 1973-4-27 201 Los Angeles Santa Catalina Island; Wrigley Botanical Garden, Upper Avalon Canyon. 244 Comment
  RSA660418  Clarkia epilobioides Orlando Mistretta 1992-5-21 391 Los Angeles Right Star Mine, S of Acton. Comment
  IRVC29658  Clarkia purpurea Mark A. Elvin 2003-6-12 2945 Los Angeles Newhall Ranch, S of Magic Mountain Amusement Park, W of The Old Road Santa Clarita Valley 366 Comment
  CAS-BOT-BC163718  Clarkia purpurea subsp. quadrivulnera Ernest Braunton 1903-6-1 885 Los Angeles Glendale to Burbank Comment
  CATA528  Clarkia purpurea subsp. quadrivulnera Sara L. Crockett 1997-4-29 680 Los Angeles Santa Catalina Island: End of unnamed road, 0.4 mile beyond jct. with road leading to Bulrush Canyon/Salta Verde 451 Comment
  RSA448284  Clarkia purpurea subsp. quadrivulnera Fordyce Grinnell Jr. 1910-05 s.n. Los Angeles Arroyo Seco, Pasadena. Comment
  RSA725899  Clarkia purpurea subsp. viminea Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2922 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  SD113952  Clarkia purpurea subsp. viminea Darley F. Howe May 1915 Los Angeles Comment
  CAS-BOT-BC165512  Clarkia unguiculata Robert F. Thorne; C. W. Tilforth 1971-6-29 40728 Los Angeles San Gabriel Mts., Angeles National Forest: along Lucas Creek S of Big Tujunga Narrows along Angeles Forest Rd. 914 Comment
  RSA0044732  Clarkia unguiculata D. E. Bramlet, Jennifer Pareti 2008-4-14 4194 Los Angeles Transverse Ranges; Liebre Mtns region: Bouquet Canyon. 762 m SE of Bouquet Cyn Rd, & 549 m S Hayfork Rd. Comment
  RSA681344  Clarkia unguiculata LeRoy Gross, Bill Hogshead, Valerie Soza 2003-5-29 949 Los Angeles 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 Mortorway) Basically a triangle. 564 Comment
  UCR127209  Clarkia unguiculata A. C. Sanders 2003-5-1 26244 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, near Angeles National Forest boundary, c. 0.6 mi. due west of confluence of Bitter and Charlie Canyons 396 Comment
  SEINET10492210  Clarkia xantiana Tim Holtsford 1992-5-30 Holtsford 920530 -1 Los Angeles Usfs rd 7n221, 0.5 mi past liebre mtn truck trail. [State hwy 138 e to la co rd N2. Se on n2 for 2.2 mi, then follow usfs 8n04 (ridge route) for 2.9 mi, then Left on leibre mtn truck trail for 0.6 mi, then right on 7n221 toward cold Spring for 0.5 mi.] Huge pop extending 30 m above, 30 m below, and 100 m a- Long rd. Exposed w-facing sand/gravel slope. Bromus rubus, lupinus sp., And Some small composite shrubs are all that's on this slope. Oak/digger woodland At edge of this gravel slope but only in a protected canyon--most of the sur- Rounding area is coastal scrub mixed with chapparal: nolina, salvia, arctosta- Phylos, eriogonum fasciculatum, chamise. Comment
  RSA11068  Claytonia parviflora subsp. parviflora C. B. Wolf 1928-3-29 1562 Los Angeles Junction of Pine Canyon road and road to Sandbergs. 3 mi. S.W. of Neenach. 1067 Comment
  UCR270985  Claytonia parviflora subsp. parviflora R. G. Swinney 2011-4-28 14536 Los Angeles San Gabriel Mountains, north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 963 Comment
  RSA0082602  Claytonia perfoliata R. G. Swinney 2010-3-14 11897 Los Angeles Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road. 447 Comment
  UCR270540  Claytonia perfoliata R. G. Swinney 2011-3-22 14185 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  RSA466718  Claytonia perfoliata subsp. mexicana L. E. Hoffman s.n. Los Angeles Millard's Canyon, Angeles Forest. Comment
  RSA669147  Claytonia perfoliata subsp. mexicana LeRoy Gross, Naomi Fraga 2002-4-4 513 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & Chandler Fire Road meet, head north down Wildwood Fire Road, to old home site near La Tuna Canyon Road. 532 Comment
  UCR214113  Claytonia perfoliata subsp. perfoliata A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37984 Los Angeles Tehachapi Mountains, west fork of Crane Canyon, 1.47 mi. SE (155 deg. ) of Castac Lake, 1.36 mi. NE (56 deg. ) of Gorman, just S of Kern Co. line 1221 Comment
  CAS-BOT-BC440115  Claytonia perfoliata subsp. perfoliata John M. Miller; Dan Luoma 1977-5-11 688 Los Angeles San Gabriel Mountains; South Fork Big Rock Creek Canyon, 500 m S of South Fk. Campground (ANF). 1463 Comment
  UC1922477  Clematis lasiantha Valerie Soza, Miriam Sidibeh 2003-3-26 1622 Los Angeles Transverse Ranges; Verdugo Mountains region; Western San Rafael Hills: Near junction of Ridge Motorway and Gladys Mtwy, off junction of Camino San Rafael and Flintridge Dr, SSW of Flint Peak. 564 Comment
  POM122772  Clematis ligusticifolia Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley. Comment
  SBBG13606  Clematis ligusticifolia E. R. Blakley 1962-10-5 5463 Los Angeles Eagles Nest, Middle Ranch Cyn 152 Comment
  UC853936  Clematis ligusticifolia Ira W. Clokey, B. Templeton June 1929 4595 Los Angeles Santa Monica Mts., Mandeville Canyon 200 Comment
  CAS-BOT-BC92649  Clematis ligusticifolia A. J. McClatchie 1895-8-1 s.n. Los Angeles San Gabriel Creek. Comment
  RSA79796  Collinsia callosa F. W. Peirson 1922-6-3 4490 Los Angeles East of Oak Grove Creek Divide, Liebre Mts. 1174 Comment
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Jan 18 2008
  UCR139468  Collinsia callosa H. M. Hall 1900-6-3 1492 Los Angeles San Gabriel ('Antonio') Mtns., Swarthout Canyon 2012 Comment
  UCR19038  Collinsia callosa John C. Roos 1937-5-31 2032 Los Angeles San Gabriel Mtns., Below Big Pines Comment
  RSA606991  Collinsia heterophylla Louis C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope Smith Mt., along Bear Creek Trail. 1250 Comment
  UCR191169  Collinsia heterophylla R. G. Swinney, Dave Larson 1999-7-21 7567 Los Angeles San Gabriel Mtns., upper Fern Canyon, San Dimas Experimental Forest, from Fern Dam #1 to 3, NE of Browns Flat 1463 Comment
  SD140113  Colutea arborescens Dennis Kucera 1992-6-4 92 1 Los Angeles San Gabriel Mountains, Santa Anita Canyon, junction of Sturdevant Falls Trail & the trail to Sturdevant Camp & Mt. Wilson, canyon floor in alluvium in shade or in full sun 548 Comment
  UCR147612  Colutea arborescens Naomi Fraga, B. Hogshead 2004-4-23 1101 Los Angeles Transverse Ranges; San Gabriel Mountains, along the lower part of Josephine Peak Road near its intersection with Angeles Forest Hwy 1098 Comment
  RSA545249  Comarostaphylis diversifolia subsp. planifolia D. Propst, Mark Hoefs 1973-3-3 52 Los Angeles Santa Catalina Island: Lower Sweetwater Canyon. 183 Comment
  RSA657445  Conium maculatum S. Campbell 1980-6-4 38 Los Angeles Verdugo Mountains: Eastern slope of Verdugo Mountains on hill between Wabasso Way and Opechee Way. 267 Comment
  SBBG31295  Constancea nevinii R. F. Thorne 1965-6-22 34859 Los Angeles upper Pebbly Beach Rd Comment
  CHSC26338  Convolvulus arvensis L. Neuenschwander 1970-8-20 44 Los Angeles Los Angeles, 0.5 mi. from jct. of San Bernardino and Long Beach Fwys. At Cal-State Los Angeles. 152 Comment
  RSA648996  Convolvulus arvensis Scott Lowe 1991-5-12 23 Los Angeles San Gabriel River channel, about 50 m. north of the San Gabriel River Parkway bridge, city of Pico Rivera. 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
  UCR256838  Conyza canadensis R. G. Swinney 2010-8-16 13561 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  POM355837  Conyza canadensis D. A. Young 1969-5-26 p 499 Los Angeles Along Brea Canyon Road, 3 miles from Orange county line 274 Comment
  RSA118800  Conyza canadensis S. Carlquist 1958-8-30 619 Los Angeles Weed in field, Foothill Blvd at W City limits of Claremont. Comment
  UCR163956  Coreopsis B. G. Pitzer 1998-5-12 3681 Los Angeles Western Mojave Desert, c. 18 mi. north of Adelanto, on 240th Street East, c. 2.8 mi north of intersection with El Mirage Road (= Avenue 'P'), and 3.2 mi. south of Avenue 'J 953 Comment
  RSA0089552  Coreopsis bigelovii Mitch Provance, Callen Huff 2009-4-28 10672 Los Angeles Tehachapi Mountains: Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086. 1371 Comment
  RSA585470  Coreopsis bigelovii Timothy S. Ross, Steve Boyd 1990-5-29 2666 Los Angeles Big Pines Hwy, mid-way between Caldwell Lake and Big Rock Springs, on the NE side of the knoll behind which Shoemaker Canyon turns to the NW. 1402 Comment
  RSA746415  Coreopsis bigelovii R. G. Swinney 2008-5-12 8831 Los Angeles east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  UC829019  Coreopsis douglasii Marcus E. Jones, A. M. 1882-5-2 3361 Los Angeles Pasadena Comment
  CAS-BOT-BC101021  Coreopsis gigantea Geo. B. Grant s.n. Los Angeles Catalina Comment
  CAS-BOT-BC101026  Coreopsis gigantea M. B. Dunkle 1940-3-21 7444 Los Angeles Santa Barbara Island Comment
  CAS-BOT-BC105683  Corethrogyne filaginifolia Peter H. Raven; Henry J. Thompson 1958-10-11 13755 Los Angeles North side of Saddle Peak, Santa Monica Mountains 822 Comment
  CAS-BOT-BC105721  Corethrogyne filaginifolia Le Roy Abrams 1901-8-15 2177 Los Angeles Ballona Harbor Comment
  CAS-BOT-BC105739  Corethrogyne filaginifolia E. R. Blakley 1962-10-3 5373 Los Angeles Santa Catalina Island, banks around Wrigley Reservoir at the summit of the island road 426 Comment
  CAS-BOT-BC105742  Corethrogyne filaginifolia Peter H. Raven 1957-9-21 11336 Los Angeles Small brushy hill at n.w. end of U.C.L.A. campus, Los Angeles Comment
  LA105286  Corethrogyne filaginifolia Barry A. Prigge; 1988-10-8 8361 Los Angeles Santa Susana Mountains, East Canyon, ca. 2 mi. SSE of Newhall and from the mouth of the canyon at the Old Road to ca 1/8 mi. up canyon 444 Comment
  POM180499  Corethrogyne filaginifolia var. filaginifolia L. R. Abrams 1916-10-31 6367 Los Angeles Fremont's Pass, near Newhall. Comment
  RSA356137  Corethrogyne filaginifolia var. filaginifolia Kenneth R. Montgomery 1973-8-22 73 -168 Los Angeles San Gabriel Mountains, Angeles National Forest, Little Tujunga Canyon, Dillion Divide, Forest Route 4N47. Comment
  RSA610552  Corethrogyne filaginifolia var. filaginifolia L. C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Divide between West Fork Bear Creek and Devils Canyon. Comment
  RSA611975  Corethrogyne filaginifolia var. filaginifolia Valerie L. Soza, Laura Moore 1997-8-16 52 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard: West of main road, north of grass area north of Foothill Boulevard. 411 Comment
  SD85059  Corethrogyne filaginifolia var. filaginifolia E. R. Blakley 1961-9-23 4740 Los Angeles Santa Catalina Island; bluffs between Isthmus and Fisherman's Cove. 45 Comment
  SEINET11835713  Corethrogyne filaginifolia var. virgata J. F. Bright, Wyman, C. 1931-1 5572 Los Angeles Manhattan Beach Comment
  UCR206147  Cotoneaster pannosus R. G. Swinney 2008-5-30 8907 Los Angeles San Gabriel Mtns., San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
  LA94421  Cotula australis Louis Wheeler; 1932-5-7 687 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  CATA3055  Cotula coronopifolia Amy Catalano 2016-3-25 067 Los Angeles Santa Catalina Island: In seep 230 meters northeast of Edison pumpstation in Cottonwood Canyon, 115 meters south of Fern Canyon Road 120 Comment
  UCR124410  Crassula connata B. C. Templeton 1968-2-25 11395 Los Angeles Channel Islands, Santa Catalina Island, near the isthmus 76 Comment
  RSA0041777  Crassula connata Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-3-21 2812 Los Angeles Santa Catalina Island: Hillside of upper Cape Canyon. 451 Comment
  UC1714526  Crepis acuminata I. M. Johnston 1917-8-22 1650 Los Angeles Pine Mt. Ridge San Antonio Mountains (lee-side of ridge crest) 2499 Comment
  SBBG33327  Cressa truxillensis A. D. E. Elmer -Jul-1902 Los Angeles Lancaster Comment
  RSA239485  Cressa truxillensis E. R. Blakley 1963-12-7 6330 Los Angeles San Clemente Island, [near] Lighthouse, N. of Pyramid Head. 53 Comment
  CATA2026  Crocanthemum scoparium Steven A. Junak, Keri Kirkland 1998-4-30 571 Los Angeles Santa Catalina Island: Extreme upper reaches of N fork of Descanso Canyon, just downslope from Airport Road 365 Comment
  RSA595018  Crossosoma californicum Mark Hoefs 1996-4-6 2670 Los Angeles Santa Catalina Island. Old Bird Park, Avalon canyon. 104 Comment
  UC146916  Crossosoma californicum E. B. Babcock 1901-4 Los Angeles Santa Catalina Island 152 Comment
  RSA479349  Croton californicus Louis Greata 1900-08 s.n. Los Angeles Sandy washes, W. Pasadena Comment
  UC1130384  Croton californicus Jerome S. Horton 1936-9-3 403 Los Angeles San Dimas Reservoir Pomona Quadrangle Comment
  CAS-BOT-BC190077  Crypsis schoenoides Grace Cole Fleischman 1946-10-20 s.n. Los Angeles Puddingstone Reservoir near San Dimas. Comment
  SD254557  Cryptantha R. G. Swinney 2011-6-22 15245 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt Mooney, west of Devils Canyon, 0.4 mile E of Angeles Crest Hwy (Waterman Mt 7.5'Q) 1780 Comment
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Dec 6 2018
  UCR270096  Cryptantha R. G. Swinney 2011-4-20 14437 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
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Feb 19 2020
  RSA746954  Cryptantha circumscissa R. G. Swinney 2008-5-2 8720 Los Angeles Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  UCR116287  Cryptantha circumscissa B. G. Pitzer 1998-5-12 3703 Los Angeles Western Mojave Desert, W side of 170th Street East, 0.5 mi. south of Avenue 'J' (N5), and c. 0.2 mi. north of the west entrance to Saddleback Butte State Park 890 Comment
  LA81967  Cryptantha clevelandii O. H. Kappler; 1943-5-23 468 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UC1212104  Cryptantha clevelandii Peter H. Raven and Henry J. Thompson 1960-4-12 15033 Los Angeles sw of Seminole Hot Springs; Santa Monica Mountains 365 Comment
  RSA778747  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2010-6-3 5247 Los Angeles Mill Creek Canyon, 1.80 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  POM369137  Cryptantha echinella B. C. Templeton 1932-5-31 4862 Los Angeles Angeles National Forest, San Gabriel Mountains 732 Comment
  RSA669294  Cryptantha intermedia LeRoy Gross, Naomi Fraga 2002-5-10 540 Los Angeles (Angeles National Forest road survey of 2002). Upper Monroe Road, from Camp Oak Grove to Glendora Mountain Road. 579 Comment
  SFV15337  Cryptantha intermedia J. C. Dittes, C. Dittes 1990-3-31 56 Los Angeles San Gabriel Mountains Along Little Tujunga Canyon Road, opposite to entrance of Wildlife Waystation. 640 Comment
  UCR141733  Cryptantha intermedia L. C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mtns, Head of Bad Canyon at Santa Clara Divide Road 1303 Comment
  UCR155379  Cryptantha intermedia A. C. Sanders, T. B. Salvato 2005-5-24 30267 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  RSA0075628  Cryptantha intermedia var. johnstonii L. R. Abrams 1901-4-1 1204 Los Angeles Ballona Harbor. Comment
  RSA646986  Cryptantha micromeres LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 195 Los Angeles San Rafael Hills: Ridge running west from lookout Tower, East of the (2) Glendale Freeway., N 34 deg 11' 12.2'' W 118 deg 12' 39.0''. 487 Comment
  RSA746961  Cryptantha microstachys R. G. Swinney 2008-4-30 8706 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Monroe Canyon. 549 Comment
  RSA517126  Cryptantha microstachys T. S. Ross 1990-5-14 2501 Los Angeles Yerba Buena Ridge, Angeles National Forest, Tujunga ranger District. 1101 Comment
  UC1587660  Cryptantha muricata Tim Ross 1991-8-14 5762 Los Angeles Roundtop Mtn. San Gabriel Mountains, Chilao Flat U.S.G.S. 7.5' Quad. 1880 Comment
  UCR258806  Cryptantha muricata R. G. Swinney 2010-5-25 12981 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  RSA0079551  Cryptantha muricata T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3914 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  RSA0104906  Cryptantha muricata var. denticulata R. G. Swinney 2011-10-18 15842 Los Angeles San Gabriel Mountains: 100 m NE of Switzer Picnic Area, in Colby Cyn. near confluence w/ Arroyo Seco, c. 0.15 km south of Angeles Crest Hwy/SR 2. 1021 Comment
  UCR271241  Cryptantha muricata var. denticulata R. G. Swinney 2011-6-1 14977 Los Angeles San Gabriel Mountains, north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes 1256 Comment
  CLARK-A1528-1300  Cryptantha muricata var. jonesii Robin L. Kobaly 1972-5-17 RLK 720517 Los Angeles San Gabriel Mountains 304 Comment
  RSA0079271  Cryptantha muricata var. muricata Timothy S. Ross 1994-5-10 7699 Los Angeles Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mountain summit. 854 Comment
  RSA0103649  Cryptantha muricata var. muricata R. G. Swinney 2011-6-14 15108 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  SBBG14702  Cryptantha nevadensis var. rigida H. and M. Dearing 1935-4-13 Los Angeles Bouquet Cyn, near Palmdale Comment
  RSA11062  Cryptantha oxygona C. B. Wolf 1928-3-29 1568 Los Angeles Junction of Pine Canyon road and road to Sandbergs. 3 mi. S.W. of Neenach. 1067 Comment
  UCR189403  Cryptantha oxygona R. G. Swinney 1998-7-2 6195 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  RSA0079022  Cryptantha pterocarya var. pterocarya R. G. Swinney 2009-5-12 10719 Los Angeles Transverse Range, San Gabriel Mountains, Alimony Ridge, Junction of Alimony Ridge & Alimony Ridge Rd. and to 0.5 mi NW up ridge 1435 Comment
  SEINET10625750  Cucurbita maxima Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3784 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  UC1506396  Cupressus F. Boutin 1977-1-23 Los Angeles near Hill Ave. (on Washington Blvd., on n side of street); Pasadena Comment
  PASA2343  Cupressus guadalupensis Los Angeles PHS grounds, Pasadena Comment
  LA210100  Cuscuta californica J. Sauer; D. Bradbury 1969-7-14 4605 Los Angeles Santa Monica Mountains, above Woodland Hills Comment
  RSA786895  Cuscuta californica Doris Bowers 1957-3-10 739 Los Angeles Rocky Point, LaVerne. 335 Comment
  UC212183  Cuscuta californica I. M. Johnston 1917-8-22 1686 Los Angeles Pine Mt. San Antonio Mountains 2438 Comment
  UCR126879  Cuscuta californica A. C. Sanders 2003-4-29 26187 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  POM3576  Cuscuta californica Jack Kellogg s.n. Los Angeles Claremont 305 Comment
  UC1595452  Cuscuta ceanothi Tim Ross 1992-7-10 6647 Los Angeles between Coldwater Canyon and Wickiup Canyon (s side of Big Tujunga Creek); San Gabriel Mountains, Big Tujunga Creek 969 Comment
  UC191074  Cuscuta denticulata Katharine Brandegee Los Angeles Comment
  RSA647904  Cuscuta pentagona LeRoy Gross, Wayne Law 2000-8-8 253 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 325 Comment
  IRVC28607  Cuscuta subinclusa A. C. Sanders, Mark Elvin 2002-6-20 25222 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  UCR210208  Cuscuta subinclusa R. G. Swinney 2008-8-13 9404 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.0 mi. east of Fenner Canyon 1793 Comment
  UC496531  Cycladenia humilis var. venusta T. Craig 1927-6-8 451 Los Angeles trail to summit of Mt. San Antonio (Bear Canyon); Bear Canyon 2743 Comment
  UCR20416  Cycloloma atriplicifolium Lester H. Cushman 1932-8-24 s.n. Los Angeles San Gabriel Valley, Near vineyard where Valley Blvd. [= Holt Ave.?] crosses the San Bernardino County line Comment
  CAS-BOT-BC190268  Cynodon dactylon Geo. B. Grant 1904-5-10 s.n. Los Angeles Pasadena. Comment
  SD39905  Cynodon dactylon E. A. Purer 1931-5-19 1508 Los Angeles El Segundo Comment
Read comments
Jul 10 2010
  SBBG130725  Cyperus S. A. Junak 2000-7-1 SCa 1369 Los Angeles NW side of Cape Canyon reservoir 329 Comment
  UCR179241  Cyperus difformis R. G. Swinney 1989-6-25 s.n. Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon Debris Basin 366 Comment
  RSA0034282  Cyperus eragrostis Benjamin E Carter 2012-8-23 6985 Los Angeles Channel Islands: Santa Catalina Island. Middle Ranch Canyon, at Pump Station 2. 310 Comment
  RSA211812  Cyperus eragrostis L. C. Wheeler 1933-12-24 2344 Los Angeles San Dimas Canyon Dam, San Gabriel Mts. 412 Comment
  UCR218021  Cyperus odoratus A. C. Sanders, Dan S. Cooper 2010-8-5 38539 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  RSA0106595  Cystopteris fragilis Orlando Mistretta, Christine Mistretta 2008-5-16 3105 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 109 per TRTP Survey 2008), Upper Fish Canyon. 1001 Comment
  UCR178067  Cytisus striatus LeRoy Gross 2001-11-10 451 Los Angeles Los Angeles Basin, Verdugo Mountains, north side. Off the 210 Fwy east bound LaTuna Canyon Road exit opposite this exit is a road that starts out paved. (Hostetter Mountainway) follow this road that parallels the freeway east till a dirt road forks off on the right (southeast) 457 Comment
  CATA1492  Dactylis glomerata Mark L. Hoefs, Steven A. Junak 1996-5-1 2698 Los Angeles Santa Catalina Island: By summit reservior 408 Comment
  POM156269  Datisca glomerata L. R. Abrams 1902-6-16 2557 Los Angeles Santa Monica Mountains: Sepulveda Canyon. Comment
  RSA550414  Datisca glomerata T. S. Ross 1992-7-10 6672 b Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon & Wickiup Canyon. 967 Comment
  UCR153477  Datisca glomerata R. F. Thorne, C. W. Tilforth 1969-7-26 38216 Los Angeles San Gabriel Mtns, Angeles National Forest: Charlton Flats burn (of 1954) 1616 Comment
  RSA229104  Datisca glomerata R. F. Thorne, C. W. Tilforth 1971-6-29 40713 Los Angeles San Gabriel Mountains region: Aliso Creek at Tie Canyon where crossed by Angeles Forest Rd. 1372 Comment
  RSA431664  Datisca glomerata Freda Detmers 1928-9-30 s.n. Los Angeles San Gabriel Canyon Comment
  RSA0039733  Datura meteloides Roxanne Smith 1991-5-14 29 Los Angeles Hills 0.4 mi. south-east of Golden Springs and Diamond Bar Blvd. Comment
  UCR259130  Datura wrightii R. G. Swinney 2010-5-4 12534 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  UCR86830  Datura wrightii Scott D. White 1995-4-27 2953 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
  RSA780002  Daucus pusillus R. G. Swinney 2009-4-7 10294 -A Los Angeles Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  UCR129932  Daucus pusillus Orlando Mistretta 1994-6-6 1322 Los Angeles San Gabriel Mtns, Little Rock Creek. Slopes on E side of canyon south of the junction of Forest Service Roads 4N15 and 5N04.3 1311 Comment
  UCR143436  Daucus pusillus M. B. Dunkle 1939-4-2 7206 Los Angeles Channel Islands, Southeast corner/point of San Clemente Island [=Pyramid Point/Head] 61 Comment
  CAS-BOT-BC299317  Deinandra fasciculata Alice Eastwood 1919-7-4 9304 Los Angeles Santa Monica Canyon, Los Angeles Comment
  SBBG13785  Deinandra fasciculata M. A. Piehl 1962-10-3 62490 Los Angeles near main rd over N part of Swains Cyn 381 Comment
  SD252277  Deinandra fasciculata Steven A. Junak 2000-7-1 Sca 1368 Los Angeles Santa Catalina Island: just NW of reservoir in upper Cape Canyon. 328 Comment
  UC2030095  Deinandra fasciculata Scott D. White 2000-6-24 8092 Los Angeles PUENTE HILLS: City of Rowland Heights, Rancho Rincon de la Brea near Bill Blevins park. Comment
  CAS-BOT-BC9130  Delphinium cardinale LeRoy Abrams 1902-7-3 2647 Los Angeles Little Santa Anita Canyon, San Gabriel Mountains Comment
  UC1922757  Delphinium cardinale Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1353 Los Angeles Transverse Ranges; Verdugo Mountains region; Mesa Lila Rd, southeast side of Henderson Canyon. 427 Comment
  UCSB1966  Delphinium cardinale Wedberg, H. 1958-7-15 Los Angeles On Mulholland Hwy. between Topanga Can. and Beverly Glen, Santa Monica Mtns Comment
  RSA613154  Delphinium cardinale Louis C. Wheeler 1932-4-1 1105 Los Angeles Liveoak wash 2 mi. NE La Verne. 396 Comment
  RSA0029743  Delphinium glaucum R. G. Swinney 1999-8-16 7652 Los Angeles Wrightwood area. Flume Canyon, spring c. 200m north if Guffy Camground. Spring on N-facing slope. 2445 Comment
  CAS-BOT-BC33197  Delphinium inflexum Anstruther Davidson 1927-5-1 3641 Los Angeles San Gabriel Mts. Fish Canyon. Comment
  CAS-BOT-BC7965  Delphinium parishii subsp. parishii Timothy S. Ross 1994-5-31 7978 Los Angeles San Gabriel Mountains, near Pacifico Mountain, 680 m due W of Sheep Camp Spring 2048 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
  CAS-BOT-BC116287  Delphinium parryi subsp. parryi John H. Thomas 1957-5-31 6794 Los Angeles Occidental College Campus, Hills behind campus. Comment
  LA38282  Delphinium parryi subsp. parryi Carl Epling; 536 Los Angeles Comment
  UCR223056  Delphinium patens R. G. Swinney 2009-6-2 11017 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-BC121533  Delphinium patens subsp. hepaticoideum M. E. Jones 1882-5-2 3204 Los Angeles Pasadena Comment
  RSA400034  Delphinium patens subsp. hepaticoideum Albert J. Perkins 1913-5-25 s.n. Los Angeles Santa Anita Canyon. Comment
  LA10713  Deschampsia danthonioides Victor Duran; 1933-7-9 3507 Los Angeles San Gabriel Mountains, Horse Flats 1676 Comment
  SBBG98080  Deschampsia danthonioides T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5185 Los Angeles Twin Dams, pond W of the two earthen dams 473 Comment
  RSA651376  Descurainia pinnata Charles D. Dunn 1972-4-2 s.n. Los Angeles Palmdale. 975 Comment
  UCR270814  Descurainia pinnata subsp. glabra R. G. Swinney 2011-5-24 14832 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  POM369572  Descurainia sophia Wm. Martin 1972-4-1 s.n. Los Angeles Gold Creek, Little Tujunga. Comment
  RSA604497  Dicentra chrysantha Louis C. Wheeler 1933-6-17 1861 Los Angeles Claremont. 366 Comment
  UC1348968  Dichelostemma capitatum Robert F. Thorne 1966-4-4 35775 Los Angeles ne of Isthmus Cove; Santa Catalina Island, Blue Cavern Point 30 Comment
  UC792431  Dichelostemma capitatum Ira L. Wiggins 1949-2-22 11959 Los Angeles n end San Clemente Island Comment
  UCSB781  Dichelostemma capitatum Gill, Robert 1959-3-15 Los Angeles North end of Mills Ave, Claremont 487 Comment
  LA21935  Dichelostemma capitatum subsp. capitatum M. Zaitlin; 1951-2-17 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). 160 Comment
  SFV20839  Dichelostemma capitatum subsp. capitatum L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 711 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. On west descending ridge down into Brand Canyon on east side of Brand Canyon. 576 Comment
  SEINET3885751  Dichelostemma pulchellum Keith Dobry 1990-11-25 111 Los Angeles Simi Hills, at Dayton Canyon.; 0 Comment
  RSA89978  Digitaria ciliaris J. C. Roos, A. R. Roos 1950-9-16 4989 Los Angeles Los Angeles. 61 Comment
  UCSC000081  Digitaria sanguinalis Mrs. H. S. Yates 2014-6-1 s.n. Los Angeles Pomona Comment
  UCR127061  Dimorphotheca sinuata Mark A. Elvin, Cathleen Weigand 2003-4-7 2439 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126 297 Comment
  OBI2798  Diplacus fremontii J. Benedict 1967-5-13 130 Los Angeles Big Pines hwy 3 mi N of Valermo. San Gabriel Mts 1524 Comment
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Jul 30 2014
  CAS-BOT-BC153188  Diplacus johnstonii Le Roy Abrams 1901-7-10 1892 Los Angeles Wilson's Peak Comment
  CHSC100241  Diplacus longiflorus John Dittes 2006-5-30 1375 Los Angeles Western Transverse Range; San Gabriel Mtns; Big Tujunga Cyn.; ca. 3.7 air-miles northeast of Verdugo Hills High School, ca. 2.5 air-mile southwest of Condor Peak., ca. 2.5 air-miles south x southeast of Mt. McKinley; slope above Trail Canyon Creek, north of Big Tujunga Rd. 528 Comment
  SD90595  Diplacus puniceus Robert F. Thorne 1970-3-5 39363 Los Angeles Santa Catalina Island; N slope of Blackjack Mt. 456 Comment
  SBBG52925  Distichlis spicata F. C. Boutin 1967-4-23 1627 a Los Angeles N end of island. at W end of airfield runway Comment
  CHSC34467  Dithyrea californica Donyce Means 1966-4-21 105 Los Angeles 24 air miles W. of Victorville at Junct. Hwy 138 and Hwy to Victorville. 944 Comment
  UCR145459  Dodecatheon clevelandii L. C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains, ridge east of Ham Canyon 755 Comment
  UCSB7574  Dodecatheon clevelandii Wedberg, Lee 1954-3-8 Los Angeles Griffith Park 457 Comment
  RSA461356  Dodecatheon clevelandii subsp. insulare M. B. Dunkle 1929-3-3 2054 Los Angeles Hamilton Beach; Santa Catalina Island Comment
  RSA0110586  Dodecatheon redolens R. G. Swinney 2011-7-29 15565 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  RSA462210  Dodecatheon redolens F. R. Fosberg 1931-8-12 S 5665 Los Angeles San Gabriel Mountains: Little Jimmy Spring, Windy Camp, N. slope Mt. Islip. 2300 Comment
  RSA6140  Draba corrugata var. corrugata B. D. Stark 1933-06 4998 Los Angeles Near summit of Mt. Baldy 3049 Comment
  RSA642030  Draba corrugata var. corrugata Orlando Mistretta 1993-6-24 887 Los Angeles San Gabriel Mountains: Devils Backbone Ridge. 2453 Comment
  RSA529912  Drymocallis glandulosa Tim S. Ross 1991-8-16 5813 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  UC1584050  Drymocallis glandulosa Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4058 Los Angeles ne Tie Summit Station (and e of Angeles Forest Hwy, Tujunga Ranger District, Angeles National Forest, westerly drainage that meets Tie Canyon); San Gabriel Mountains, Angeles National Forest 1463 Comment
  LA200096  Dryopteris arguta Lawrence L. Kiefer; 1966-5-14 2033 Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Peak, ca 0.5 mi above Barham Blvd, NW [label says NE] side of Cahuenga Peak. 304 Comment
  LA200119  Dryopteris arguta Lawrence L. Kiefer; 1966-3-20 1768 Los Angeles SANTA MONICA MOUNTAINS, Big Rock Road at Malibu Heights. 60 Comment
  UC399300  Dryopteris arguta G. B. Grant Feb. 1903 Los Angeles Covina Comment
  CAS-BOT-BC109478  Dudleya Mrs. C. E. Miller 1918-6-10 s.n. Los Angeles Santa Catalina Island. Comment
  UCR205238  Dudleya cymosa R. G. Swinney 2005-8-17 8496 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
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Dec 20 2018
  LA47619  Dudleya cymosa subsp. ovatifolia Henry J. Thompson; 1960-6-7 3078 Los Angeles Santa Monica Mountains, 0.4 mi. S of Cornell junction and highway 101 (near Agoura) 304 Comment
  SD70418  Dudleya cymosa subsp. pumila Frank W. Peirson 1918-7-7 262 Los Angeles Ontario Ridge, San Gabriel Mountains. 2590 Comment
  CAS-BOT-BC109692  Dudleya densiflora LeRoy Abrams 1902-7-4 2652 Los Angeles San Gabriel Canon [Canyon]. Comment
  RSA225709  Dudleya densiflora R. F. Thorne, A. C. Gibson 1971-5-22 39772 Los Angeles Angeles National Forest; Fish Canyon 396 Comment
  UC1015446  Dudleya lanceolata Reid Moran 3468 Los Angeles Elysian Park Los Angeles Comment
  UCR61047  Dudleya lanceolata R. G. Swinney 1989-5-6 s.n. Los Angeles San Gabriel Mtns., in and Near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries. Poopout Hill firebreak 488 Comment
  CAS-BOT-BC109761  Dudleya virens Jim Dice; Rowena Thompson; Bob Thompson 1983-6-7 350 Los Angeles Palos Verdes Hills, southeast edge of Portuguese Bend, ca. 0.6 km. south of Palos Verdes Drive South. 36 Comment
  RSA36110  Dudleya virens subsp. hassei C. B. Wolf 1934-5-11 3570 Los Angeles Santa Catalina Island. Point at W side of Fourth of July Cove Comment
  UCR258959  Dysphania botrys R. G. Swinney 2010-9-13 13816 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
  UCR259382  Dysphania botrys R. G. Swinney 2010-4-20 12279 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  POM365250  Echinochloa crus-galli Gary D. Cromwell 1979-6-1 s.n. Los Angeles Along Walnut Ave., San Dimas. Comment
  RSA0042315  Ehrharta calycina Mark L. Hoefs, Steven A. Junak, J. Travis Columbus 2001-5-25 3197 Los Angeles Santa Catalina Island: Upper Bulrush Canyon, below 2nd reservoir. 304 Comment
  SEINET10850032  Ehrharta longiflora Scott D. White, J. Wood 2008-5-8 White 11943 Los Angeles Puente/Chino Hills: SCE powerline corridor near Skyline Dr., and E of hacienda Blvd.; Hacienda Heights (La Habra: T2S R10W S30. NE. Ruderal and shrublands. 305 Comment
  UCR258512  Elatine brachysperma R. G. Swinney 2010-9-13 13805 Los Angeles San Gabriel Mountains, Crystal Lake, within 100 m of shoreline 1691 Comment
  UCD49807  Eleocharis macrostachya Daryl Koutnik 1978-3-31 194 Los Angeles W of Triunfo Creek. S of Westlake. 274 Comment
  RSA365426  Eleocharis palustris Robert Gustafson 1981-5-15 2219 Los Angeles Ballona Wetlands, Area 2 Comment
  RSA605021  Eleocharis parishii L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  CAS-BOT-BC451522  Elodea canadensis Louis C. Wheeler 1933-12-13 2325 Los Angeles San Dimas Canyon Dam, San Gabriel Mts. 411 Comment
  SEINET3129032  Elymus condensatus Unknown 1902-7-2 2638 Los Angeles Little Santa Anita canyon, Sierra Madre Comment
  RSA600141  Elymus elymoides subsp. elymoides Steve Boyd, Lauren Raz 1997-5-29 9922 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  RSA787529  Elymus elymoides subsp. elymoides Jane Tirrell 2012-6-6 LS 0060 Los Angeles North side of California State Route 2 opposite culvert for Big Rock Creek Drainage 2306 Comment
  RSA729720  Elymus glaucus R. G. Swinney 1999-6-21 7347 Los Angeles spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  UCR143223  Elymus glaucus F. R. Fosberg 1931-7-12 S- 4853 Los Angeles Channel Islands, Santa Catalina Island, Hay Press 427 Comment
  POM1320  Elymus glaucus subsp. glaucus D. L. Crawford 1916-5-20 716 Los Angeles Mountains above Claremont. Comment
  RSA661177  Elymus glaucus subsp. glaucus LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 404 Los Angeles Vedugo 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
  SD38368  Elymus triticoides Edith A. Purer 1933-5-30 4999 Los Angeles Sand dunes, Playa del Rey , on lee side of moving dune Comment
  OBI69406  Emmenanthe penduliflora Anne Marie Orcino 1994-5-10 13 Los Angeles 0.4 mi E on Stunt Rd from jct with Mulholland hwy, Calabasis 796 Comment
  RSA652208  Emmenanthe penduliflora R. Morrison 1962-4-15 2 Los Angeles Tarzana. Comment
  RSA734976  Emmenanthe penduliflora R. G. Swinney 1998-7-2 6212 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UC1595438  Emmenanthe penduliflora Tim Ross 1992-4-4 6065 Los Angeles Three Sisters: SW Mojave Desert, 1 mi SE of Black Butte, middle butte of Three Sisters 969 Comment
  SBBG119226  Emmenanthe penduliflora var. penduliflora A. C. Sanders, T. B. Salvato 2005-4-26 29697 Los Angeles Plum Cyn Rd in Mint Cyn, NW of Forest Park and S of Cruzan Mesa 595 Comment
  CATA947  Encelia californica Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-21 1812 Los Angeles Santa Catalina Island: Cottonwood Canyon, southeast of El Rancho Escondido 45 Comment
  JEPS16886  Encelia californica Peter H. Raven 1956-6-17 9409 Los Angeles chapparral nw of Sunset Boulevard at Sepulveda Boulevard (on the slopes of the Santa Monica Mountains); Santa Monica Mountains Comment
  POM356649  Encelia californica Ora M. Clark 1928-12-23 1378 Los Angeles W. San Pedro Comment
  RSA711504  Encelia californica Alison Lipman 1998-9-4 s.n. Los Angeles South Coastal Plains Region: Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  UCR213515  Encelia californica A. C. Sanders, Karen Kirtland 2010-5-14 38345 Los Angeles South Coast, Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  NY70340  Ephedra nevadensis H. E. Hasse 05 1893 s.n. Los Angeles Near Acton, Los Angeles 823.0 Comment
  RSA0048548  Ephedra viridis Nancy Anderson 1955-5-11 s.n. Los Angeles Big Rock Creek, south of Big Pines Rd. Comment
  RSA0116182  Epilobium brachycarpum R. G. Swinney 2010-10-5 13985 Los Angeles San Gabriel Mountains; east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  UCR192663  Epilobium brachycarpum R. G. Swinney 1999-8-16 7637 Los Angeles San Gabriel Mtns., c. 1/4 mile east of Blue Ridge Campground on ski run 2427 Comment
  LA32218  Epilobium canum subsp. canum Peter H. Raven; Henry J. Thompson 13764 Los Angeles Comment
  SBBG13589  Epilobium canum subsp. canum E. R. Blakley 1962-10-3 5385 Los Angeles near Wrigley Reservoir at the summit of the island rd 426 Comment
  UC55381  Epilobium canum subsp. canum J. H. Barber 1897-7-2 236 Los Angeles Bear Canyon Comment
  CAS-BOT-BC166829  Epilobium canum subsp. latifolium I. M. Johnston 1917-7-29 1586 Los Angeles San Antonio [Canon] Canyon 2286 Comment
  JEPS22761  Epilobium canum subsp. latifolium Rimo Bacigalupi with Reino Alava 1958-7-20 6417 Los Angeles On face of cliff. North face of Kratka Ridge, upper slopes of Little Rock Creek Canyon, about one mile west of Cedar Springs, Angeles National Forest, San Gabriel Mts. Comment
  UC195809  Epilobium canum subsp. latifolium G. L. M. 1915-7-21 412 Los Angeles ridge near Barley Flats; San Gabriel Mts. 1524 Comment
  RSA0116574  Epilobium ciliatum R. G. Swinney 2010-9-30 13935 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. 2305 Comment
  SEINET2442074  Epilobium ciliatum R. G. Swinney 2008-9-9 9332 Los Angeles San Gabriel Mtns. Little Rock Creek, 0.2 mi. north of Little Rock Reservoir (Pacifico Mountain 7.5' Q.).; 0 960 Comment
  RSA311280  Epilobium ciliatum subsp. ciliatum Robert F. Thorne 1969-7-2 38295 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  RSA588343  Epilobium ciliatum subsp. ciliatum H. L. Bauer 1928-10-15 s.n. Los Angeles Long Beach. Comment
  SEINET9077461 Image available Epilobium ciliatum subsp. ciliatum Orlando Mistretta 1994-1 1242 Los Angeles San Gabriel Mountains, Little Rock Creek, just N of jct. of Forest Rd. 4N15 and 4N04.3 1219 Comment
  RSA458703  Epilobium glaberrimum subsp. glaberrimum F. R. Fosberg, Joseph A. Ewan 1931-8-12 790 -A Los Angeles Little Jimmy Spring, Windy Camp, north slope Mt. Islip, San Gabriel Mountains. 2300 Comment
  POM308920  Epilobium glaberrimum subsp. glaberrimum Unspecified 1943-9-1 674 Los Angeles Near main check dam, Fern Canyon. San Dimas Experimental Forest. Comment
  SBBG27189  Equisetum hyemale L. C. Wheeler 1931-9-27 161 Los Angeles San Dimas Cyn 685 Comment
  UCR107244  Equisetum laevigatum R. G. Swinney 1994-8-23 3225 Los Angeles San Gabriel Mtns., San Gabriel Mtns, Mt. Baldy Rd on W shoulder, c. 0.25 mi SW of Mt. Baldy Rd junction w/ Glendora Mountain Rd. Comment
  POM963  Equisetum laevigatum P. A. Munz, I. M. Johnston 1918-5-19 2259 Los Angeles Claremont, west of town in Orange Grove Comment
  POM155669A  Equisetum telmateia var. braunii M. B. Dunkle 1928-5-20 1964 Los Angeles Santa Catalina Island, Middle Ranch Gorge 91 Comment
  IRVC28756  Eragrostis cilianensis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-6 25551 Los Angeles north of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons Santa Clara River Valley 274 Comment
  POM257622  Eragrostis pectinacea var. pectinacea L. C. Wheeler 1933-12-24 2336 Los Angeles San Dimas Canyon Dam, San Gabriel Mountains 427 Comment
  SEINET10662326  Eragrostis tef Mary Merello, Heidi H. Schmidt 1999-12-6 Merello 2638 Los Angeles City of Pasadena. Wild Oats Market, 603 S. Lake. Comment
  UC18783  Eremalche exilis J. Burtt Davy May 9 1896-May 24 1896 2282 Los Angeles near Lancaster Lancaster; Antelope Valley Comment
  RSA599294  Eremocarpus setiger L. C. Wheeler 1946-8-25 6245 Los Angeles San Gabriel Mountains: Camp Rincon, West Fork San Gabriel River. 457 Comment
  RSA127803  Eremocarpus setiger P. H. Raven, Henry J. Thompson 1959-9-18 14427 Los Angeles Santa Monica Boulevard near Beverly Glen Boulevard 76 Comment
  RSA340634  Eremocarpus setiger F. R. Fosberg, S. C. Rainey 1972-11-15 55231 Los Angeles San Clemente Island. Station Vista: Common along NE coast near top of precipitous canyon wall. Comment
  SBBG127039  Eremocarya lepida A. Parikh, N. Gale 2011-6-28 3518 Los Angeles upper Big Tujunga Cyn, 0.2 km SW of Shortcut Station, 0.4 km N of St Hwy 2; San Gabriel Mtns 1293 Comment
  RSA0104343  Eriastrum densifolium subsp. austromontanum R. F. Thorne, M. Z. Thorne 1969-7-9 38489 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
  RSA0104657  Eriastrum densifolium subsp. austromontanum S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villasenor 1989-6-21 s.n. Los Angeles Mountain High Ski Resort: W of Wrightwood, N slopes of San Gabriel Mts. 2017 Comment
  RSA0107950  Eriastrum densifolium subsp. austromontanum T. S. Ross 1991-8-16 5860 Los Angeles San Gabriel Mountains, Horse Flats. 1721 Comment
  UCR84558  Eriastrum densifolium subsp. densifolium T. S. Ross, Steve Boyd 1994-7-7 8172 Los Angeles San Gabriel Mtns., upper Cienaga Canyon: S base of Liebre Mtn, just on the north side of the 'Kelly Ranch' inholding (USFS map, 1958; 'Knapp Ranch,' Angeles National Forest map, 1982). 1018 Comment
  RSA0118095  Eriastrum densifolium subsp. elongatum 2015-8-19 7555 Los Angeles Along Santa Clara River at Discovery Park, west side of Canyon Country, east of Honby, northeast of Santa Clarita. North of Soledad Canyon Road, at edge of river wash. 396 Comment
  SBBG113074  Eriastrum filifolium S. A. Junak with M. L. Hoefs, K. Kirkland, J. Takara 1998-5-1 SCa 604 Los Angeles E side of Whitley's Pk ridge, just below spine of ridge 381 Comment
  UCR206427  Eriastrum sapphirinum R. G. Swinney 2008-6-4 8939 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, 0.2 mi. north of park headquarters/nature center 1430 Comment
  RSA0110975  Eriastrum sapphirinum subsp. brevibracteatum A. D. E. Elmer 1902-06 3666 Los Angeles Palmdale Comment
  RSA0110981  Eriastrum sapphirinum subsp. brevibracteatum T. S. Ross, S. D. Boyd 1990-6-18 3505 Los Angeles San Gabriel Mountains, Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  RSA0121262  Eriastrum sapphirinum subsp. dasyanthum Geo L. Moxley 1917-5-30 s.n. Los Angeles Eagle Rock. Comment
  RSA0121276  Eriastrum sapphirinum subsp. dasyanthum Jim Reutzel 1994-5-29 70 Los Angeles Only at higher elevations in open, disturbed areas. North of the reservoir, up the hill, near the fence. Hills behind Cal Poly Pomona University Health Center. Comment
  JEPS19264  Ericameria cooperi var. cooperi F. W. Peirson 1919-5-10 411 Los Angeles Arrastre Canyon, n side of San Gabriel Mts. San Gabriel Mts. 838 Comment
  RSA669579  Ericameria linearifolia Staff Cal State College Long Beach 1969-4-29 690429 -2 Los Angeles N. of San franscisquito Canyon, on road to Palmdale. Comment
  SBBG32272  Ericameria linearifolia L. S. Rose 1968-4-5 68016 Los Angeles Acton 822 Comment
  SEINET7063577  Ericameria linearifolia A. G. Vestal 1947-4-8 s.n. Los Angeles Along Big Pines Highway between Littlerock and Big Pines. San Andrea Rift Zone. UTM Zone 11, 425494mE, 3810192mN. (WGS84/NAD83). 1401 Comment
  UCR124590  Ericameria linearifolia B. C. Templeton, I. W. Clokey 1930-4-8 1065 Los Angeles San Gabriel Mtns, San Francisquito Canyon 900 Comment
  RSA0016993  Ericameria linearifolia P. A. Munz 1923-5-26 6826 Los Angeles Big Rock Creek, San Gabriel Mts. 1402 Comment
  RSA716353  Ericameria linearifolia Andrea Edwards, Pam De Vries 2006-5-15 101 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  UC1137172  Ericameria nauseosa var. hololeuca J. Horton 1936-12-10 424 Los Angeles near Volfe Canyon; San Dimas Experimental Forest, Pomona Quad. 975 Comment
  CAS-BOT-BC298052  Ericameria nauseosa var. mohavensis Ynez Whilton Winblad 1937-10-11 s.n. Los Angeles Ridge Route Comment
  CATA1407  Ericameria palmeri var. pachylepis Mark L. Hoefs, Steven A. Junak, Janet Takara, Keri Kirkland 1995-11-10 2554 Los Angeles Santa Catalina Island: By lower road to Empire Landing, toward beach 24 Comment
  UC586871  Ericameria parishii var. parishii Joseph Andorfer Ewan 1934-8-2 8484 Los Angeles San Antonio Canyon San Gabriel Mts., San Antonio Canyon 1219 Comment
  UCR271217  Ericameria parryi R. G. Swinney 2011-9-27 15706 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  RSA607971  Ericameria pinifolia L. C. Wheeler 1968-7-22 s.n. Los Angeles Devil's Canyon. 1433 Comment
  UCR260626  Erigeron breweri R. G. Swinney 2010-8-9 13453 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant Heliport Trail 0 to 0.3 miles ENE of the camp and the jct. of the Mt. Zion Trail and the Sturtevant Trail 427 Comment
  RSA741144  Erigeron breweri var. jacinteus Naomi Fraga, Duncan S. Bell 2008-6-30 2296 Los Angeles Summit of Mount Baden-Powell 2835 Comment
  SD31152  Erigeron canadensis Edith A. Purer 1931-8-15 Los Angeles Palos Verdes Hills Comment
  CAS-BOT-BC296200  Erigeron foliosus var. foliosus L. R. Abrams 1917-7-8 6614 Los Angeles Topanga Canyon, Santa Monica Mountains Comment
  OBI64701  Erigeron foliosus var. foliosus Scott D. White 2004-8-11 10696 Los Angeles San Gabriel Mts: about 8 air mi W -NW of Wrightwood. E of Fenner Saddle Rd on Pacific Crest trl. T4N R8W, S31, SE 1/4 2195 Comment
  POM82708  Erigeron foliosus var. foliosus P. A. Munz 1925-4-23 9448 Los Angeles San Gabriel Canyon. 488 Comment
  UC63358  Erigeron foliosus var. foliosus Ernest Braunton 1912-7-1 539 Los Angeles Griffith Park Comment
  CHSC83015  Eriodictyon crassifolium Margie Graham 2002-5-17 Los Angeles San Gabriel Mountains, Western Transverse Ranges. Upland areas surrounding Piru Creek and old Hwy. 99. 701 Comment
  RSA785589  Eriodictyon crassifolium Doris Bowers 1957-5-12 905 Los Angeles Arroyo Seco, Pasadena. 457 Comment
  SFV15346  Eriodictyon crassifolium J. C. Dittes, C. Dittes 1990-3-31 63 Los Angeles San Gabriel Mountains Little Tujunga Canyon Road. 396 Comment
  UCD119235  Eriodictyon crassifolium Richard Bates 1949-5-8 s.n. Los Angeles Big Tujunga Canyon. Comment
  RSA455000  Eriodictyon crassifolium var. crassifolium L. E. Hoffman 1931-11-9 s.n. Los Angeles San Gabriel Mountains: Millards Canyon, Angeles National Forest. Comment
  CAS-BOT-BC189155  Eriodictyon crassifolium var. nigrescens James L. Reveal 1988-5-17 6780 Los Angeles Along the Green Valley Road at the mouth of Spunky Creek just N of Bouquet Reservoir, 1.7 miles W of the Bouquet Canyon Road between Palmdale and Saugus 944 Comment
  RSA592780  Eriodictyon crassifolium var. nigrescens Steve Boyd 1996-4-4 8533 Los Angeles Liebre Mountains, ridgeline and adjacent slopes of side canyon to Charlie Canyon, west of San Francisquito Canyon off Angeles National Forest Road 5N17, ca 1.4 road miles south of jtn with 5N16. 488 Comment
  SBBG65149  Eriodictyon crassifolium var. nigrescens R. Hoffmann 1927-6-14 Los Angeles Chandler's Comment
  SD72763  Eriodictyon traskiae F. R. Fosberg 1931-5-6 S 4790 Los Angeles Santa Catalina Island; just below junction of two main forks, Cape Canyon, near head. 249 Comment
  UC483364  Eriodictyon traskiae L. R. Abrams and I. L. Wiggins 1931-7-4 324 Los Angeles White's Landing Channel Islands, Santa Catalina Island (Santa Catalina Island) Comment
  SBBG128121  Eriodictyon traskiae var. traskiae M. L. Hoefs 1995-5-16 2008 Los Angeles near Airport Rd, just past rd to Black Jack Cmpgrd 454 Comment
  RSA611616  Eriodictyon trichocalyx Damian Ross 1997-3-29 17 Los Angeles Bernard Biological Field Station, Claremont Colleges. NE side of Phake Lake. 412 Comment
  UCR223241  Eriogonum R. G. Swinney 2009-7-23 11374 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
  LA82471  Eriogonum cinereum O. H. Kappler; 1943-9-18 540 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit 121 Comment
  UC1032016  Eriogonum cinereum P. L. Johannsen 1934-1-11 223 Los Angeles Las Flores Canyon Calabasas Quadrangle, Las Flores Canyon Comment
  RSA746576  Eriogonum davidsonii R. G. Swinney 2008-5-13 8854 Los Angeles Devils Punchbowl Co. Park, Holcomb Canyon, 0.5 mi. south of Big Rock Creek Rd. 1293 Comment
  UC184250  Eriogonum davidsonii A. D. E. Elmer June, 1902 3713 Los Angeles Acton Comment
  RSA393295  Eriogonum elongatum Louis C. Wheeler 1932-10-14 1429 Los Angeles Beverly Blvd. .5 mi. E UCLA Campus, W Los Angeles. 137 Comment
  UC205955  Eriogonum elongatum var. elongatum D. L. Crawford Oct 1915 Los Angeles Mts. near Claremont Comment
  CAS-BOT-BC249769  Eriogonum elongatum var. elongatum Frank W. Peirson 1924-12-5 5385 Los Angeles Along rail at many points from here down; Little Santa Anita Trail, San Gabriel Mts. Comment
  RSA598109  Eriogonum fasciculatum var. fasciculatum Steve Boyd, Lauren Raz 1997-3-4 9157 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road. 610 Comment
  CHSC92813  Eriogonum fasciculatum var. foliolosum John Dittes 2006-1-2 1311 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; edge of floodplain of Big Tujunga Creek. 393 Comment
  RSA393407  Eriogonum fasciculatum var. foliolosum Fay A. MacFadden 1931-4-10 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UC1032048  Eriogonum fasciculatum var. foliolosum A. Simontacchi 1935-5-26 42 Los Angeles 1 3/4 mi wsw Manzana; Tejon Quadrangle Comment
  RSA754240  Eriogonum fasciculatum var. polifolium Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1763 Los Angeles Carlyle Linder Equestrian Park along Big Dalton Wash, across foot bridge, next to river channel Comment
  UCR44454  Eriogonum fasciculatum var. polifolium B. A. Prigge 1986-3-29 7163 Los Angeles San Gabriel Mountains, E of Red Rover Mine Rd. X Antelope Valley Freeway on Escondito Canyon Rd 915 Comment
  RSA139588  Eriogonum giganteum var. formosum Reid V. Moran 1958-9-16 6843 Los Angeles San Clemente Island, 2 miles SE of Eel Point 100 Comment
  RSA393371  Eriogonum giganteum var. giganteum Anstruther Davidson 1893-8-22 s.n. Los Angeles Santa Catalina Island. Comment
  UCR50755  Eriogonum giganteum var. giganteum A. C. Sanders 1988-5-18 7850 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  JEPS97055  Eriogonum gracile Ralph Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  UCR179709  Eriogonum gracile R. G. Swinney, Dave Larson 1996-7-17 5123 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  POM180162  Eriogonum gracile var. gracile Joseph A. Ewan 1931-10-24 5276 Los Angeles Santa Monica Mountains: 0.5 mile below Seminole Hot Springs. Comment
  UC545888  Eriogonum heermannii var. heermannii Carl B. Wolf 1932-10-21 4363 Los Angeles 1/8 mi below Big Rock Ranger Station; San Gabriel Mts., Big Rock Creel 1066 Comment
  SEINET7042259  Eriogonum microthecum A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  SBBG126  Eriogonum mohavense R. Hoffmann 1928-7-9 Los Angeles between Lancaster and Palmdale Comment
  RSA749081  Eriogonum nudum subsp. pauciflorum R. G. Swinney 2005-8-17 8493 Los Angeles Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail. 1402 Comment
  JEPS56588  Eriogonum nudum var. pauciflorum Frank W. Peirson 1918-8-17 20 Los Angeles San Antonio Canyon San Gabriel Mts. 1676 Comment
  RSA250357  Eriogonum parishii Robert F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42219 Los Angeles San Gabriel Mountains, Angeles National Forest: Mt. Waterman, along trail above upper end of ski lift. 2378 Comment
  RSA424842A  Eriogonum pusillum Anstruther Davidson, H. E. Hasse 1906-6-1 1616 Los Angeles Big Rock Creek, Lowell Mine. Comment
  SFV1018  Eriogonum pusillum K. A. Wilson 1961-4-29 1170 Los Angeles Mojave Desert 1 mile northwest of Valyermo. 1085 Comment
  RSA579451  Eriogonum roseum Tim S. Ross, S. D. Boyd 1994-6-23 8045 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. 1665 Comment
  RSA660446  Eriogonum saxatile Orlando Mistretta 1992-6-26 626 Los Angeles Transverse Ranges; San Gabriel Mts region: Glendora Saddle to Lookout Mountain. Comment
  RSA766306  Eriogonum saxatile Joseph A. Ewan 1932-6-17 7255 Los Angeles San Gabriel Peak. San Gabriel Mtns. 1876 Comment
  RSA424973  Eriogonum thurberi Anstruther Davidson 1889-08 s.n. Los Angeles Los Angeles. Comment
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Jul 29 2018
  RSA766478  Eriogonum umbellatum var. minus F. R. Fosberg, Joseph A. Ewan 1931-8-12 4884 Los Angeles Summit Mt Islip. 2500 Comment
  RSA495631  Eriogonum umbellatum var. munzii S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villase - or 1989-6-21 325 Los Angeles San Gabriel Mountains: north slopes west of Wrightwood 2018 Comment
  RSA188501  Eriogonum wrightii var. subscaposum Robert F. Thorne, John Olmsted 1965-8-26 35355 Los Angeles San Gabriel Mountains; Angeles National Forest, near top of Blue Ridge SE of Holiday Hill Ski Lift 2561 Comment
  RSA604205  Eriogonum wrightii var. subscaposum Louis C. Wheeler 1970-9-10 s.n. Los Angeles San Gabriel Mountains: Summit Ross Mt. 2256 Comment
  CAS-BOT-BC297949  Eriophyllum confertiflorum John H. Thomas 1957-5-31 6796 Los Angeles Occidental College Campus, Los Angeles. Hills behind campus Comment
  RSA536077  Eriophyllum confertiflorum Timothy S. Ross 1991-5-21 5422 Los Angeles San Clemente Island. Upper reaches of Box Canyon, SW side of the island. 366 Comment
  UCR271524  Eriophyllum confertiflorum R. G. Swinney 2011-3-18 14134 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  LA88355  Eriophyllum confertiflorum var. confertiflorum O. H. Kappler; 1941-5-9 255 Los Angeles Santa Monica Mountains, Cold Creek, N slope 213 Comment
  RSA0098779  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-6-1 14952 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  SEINET3246228  Erodium botrys A. C. Sanders, T. B. Salvato, Mitch Provance 2009-1 36915 Los Angeles San Gabriel Valley: San Gabriel River floodplan, Whittier Narrows Nature Center and east to Peck Rd. along the SCE powerlines and the river levee. 70 Comment
  CDA4365  Erodium botrys L. C. Wheeler 1973-4-7 s.n. Los Angeles San Gabriel Mountains; San Gabriel Mountains: Mouth of Big Tujunga.. Comment
  RSA0085336  Erodium cicutarium R. G. Swinney 2010-4-1 12159 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  UCR281403  Erodium cicutarium R. G. Swinney 2014-5-19 16572 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  UCR4164  Erodium cicutarium R. H. Sauer 1965-3-8 s.n. Los Angeles La Canada, vacant lot at corner of Foothill Boulevard and Indianola Way 396 Comment
  UCR78145  Erodium cicutarium Wandalee Thompson 1964-4-22 32 Los Angeles Transverse Range; Liebre Mtns., Thompson Ranch entrance road, 20660 West Pine Canyon Road, c. 5 miles west of Lake Hughes 1128 Comment
  SD124482  Erodium cicutarium Barry Prigge 1986-3-20 6970 Los Angeles Tehachapi Mountains: 0.4 mile east of Gorman on Lancaster Road. 1128 Comment
  SEINET3151147  Erodium moschatum G. B. Grant 1901-1-1 447 Los Angeles from Pasadena Comment
  RSA390913  Erodium moschatum Elbert Benjamine 1929-3-10 56 Los Angeles Los Angeles. Comment
  RSA772372  Erysimum capitatum R. G. Swinney 2009-5-20 10841 Los Angeles Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  POM188351  Erysimum capitatum var. capitatum P. A. Munz, T. Craig 1933-5-13 12942 Los Angeles 10 miles south of Muroc Comment
  RSA584012  Erysimum capitatum var. capitatum Timothy S. Ross, S. D. Boyd 1991-4-25 4594 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) 536 Comment
  RSA167097  Erysimum capitatum var. capitatum W. G. Webb 1935-1-6 s.n. Los Angeles Arroyo Seco Canyon, near La Canada Comment
  LA200732  Eschscholzia californica A. H. Lange; 1951-4-27 sn Los Angeles Santa Monica Mountains, Point Dume Comment
  RSA433675  Eschscholzia californica G. R. Johnstone 1930-4-6 s.n. Los Angeles Pine Canyon. Comment
  UCR220064  Eschscholzia minutiflora R. G. Swinney 2009-4-24 10446 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA251403  Eschscholzia ramosa Robert F. Thorne 1966-4-15 36010 Los Angeles San Clemente Island, rocky sea-bluff 1/2 mile SSE of Eel Point, SW side of island 3 Comment
  UCSB43774  Eschscholzia ramosa Nakashima, L. 1982-4-17 Los Angeles On Renton Mine Road; .6 miles south of its junction with Mount Ada Road; on Santa Catalina Island 167 Comment
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Dec 8 2014
  UCR214638  Eucalyptus A. C. Sanders, Dan S. Cooper 2010-3-12 37378 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SD129433  Eucalyptus camaldulensis A. C. Sanders 1987-9-18 7151 Los Angeles El Segundo Dunes, west of Los Angeles Int. Airport and Pershing Dr. 38 Comment
  UCR258948  Eucalyptus polyanthemos R. G. Swinney 2010-2-27 11762 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
  CATA3299  Eucalyptus sideroxylon Amy Catalano, Jen Dreizehn 2017-3-16 016 Los Angeles Santa Catalina Island: Rippers Cove, one individual 10 m from shore, another individual 20 m up drainage 4 Comment
  CDA40310  Eucrypta chrysanthemifolia T. C. Fuller 1962-4-1 8169 Los Angeles Bank of San Dimas Canyon wash, 1.6 miles north of Foothill Boulevard, San Dimas. 0 Comment
  SBBG96871  Eucrypta chrysanthemifolia var. chrysanthemifolia T. Ross 1991-3-24 4311 Los Angeles Whittier Hills (Puente Hills, pro parte) Comment
  SFV2530  Eulobus californicus M. L. Vincent 1963-5-7 348 Los Angeles Santa Susana Mountains Santa Susana Pass at the foot of the pass. 0.25 miles off the road in a meadow. 310 Comment
  UC1183601  Eulobus californicus Mildred E. Mathias 1957-4-4 3159 Los Angeles Decker Canyon Rd 2.5 mi sw Decker Fire Station Comment
  RSA752544  Euphorbia Justin M. Wood 2009-1-3 281 Los Angeles City of Monrovia, residential property on El Nido Ave. 171 Comment
  CDA35451  Euphorbia J. Hartman, M. Adams 2001-6-27 PDR 67700 Los Angeles Garvey Reservoir, near Monterey Park. 0 Comment
  SD31176  Euphorbia albomarginata Edith A. Purer 1931-3-26 Los Angeles Palos Verdes Hills Comment
  RSA0091715  Euphorbia esula R. G. Swinney 2011-3-17 14130 Los Angeles Glendora, north of Mull Canyon debris basin 366 Comment
  OBI35591  Euphorbia lathyris Rebecca Cicoria 1981-5-17 38 Los Angeles Landslide area off Narcissa Dr in Portuguese Bend, Rancho Palos Verdes Comment
  SD138582  Euphorbia maculata Steven A. Junak 1990-11-9 SCI 144 Los Angeles San Clemente Island, north end of the island just SE of passenger terminal building at airfield, scattered; disturbed flats 60 Comment
  RSA432451  Euphorbia peplus F. R. Fosberg 1931-4-10 s- 4530 Los Angeles Santa Catalina Island, Avalon. 8 Comment
  UCR197181  Euphorbia peplus Valerie Soza, LeRoy Gross 2001-5-9 1195 A Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 274 Comment
  RSA624546  Euphorbia peplus L. C. Wheeler 1945-4-15 6008 Los Angeles Millard Canyon. 411 Comment
  CDA20160  Euphorbia terracina M. O'Brien 2003-5-18 MOB 21 -03 Los Angeles South Coast; Malibu Lagoon State Beach. 0 Comment
  JEPS30670  Euthamia occidentalis Peter H. Raven and Henry J. Thompson 1959-9-6 14382 Los Angeles mouth of Malibu Creek; Santa Monica Mountains, Malibu Creek 12 Comment
  RSA0116462  Euthamia occidentalis R. G. Swinney 2011-9-22 15660 Los Angeles San Gabriel Mountains; Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  SD48928  Extriplex californica Reid Moran 1958-9-15 6840 Los Angeles San Clemente Island; slope above Wilson Cove. 49 Comment
  SEINET3350170 Image available Festuca californica Louis C. Wheeler 1968-1 Los Angeles San Gabriel Mountains: Northwest slope Smith Mt. , along Bear Creek Trail. 1250 Comment
  CATA1498  Festuca microstachys Mark L. Hoefs, Steven A. Junak 1996-5-1 2705 Los Angeles Santa Catalina Island: By road above Avalon Canyon, behind Wrigley Memorial 268 Comment
  UCR280658  Festuca myuros R. G. Swinney 2014-5-21 16622 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  UCR91506  Festuca myuros Scott D. White 1996-4-13 3931 Los Angeles Claremont. Geneva Avenue: north of San Jose, south of Arrow Highway, west of Indian Hill, east of Towne 323 Comment
  RSA773831  Ficus carica R. G. Swinney 2009-6-12 11142 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River. 652 Comment
  RSA0020289  Filago californica Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5103 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA191102  Filago californica R. F. Thorne, M. Z. Thorne 1967-6-25 27091 Los Angeles Along fire-road between Cobal and Evey Canyons. 732 Comment
  RSA755988  Filago californica Orlando Mistretta, Christine Mistretta 2008-4-13 2432 Los Angeles Southern California transmission line tower (Segment 6, structure 14 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1116 Comment
  RSA0023299  Filago gallica R. F. Thorne 1980-4-25 54131 Los Angeles Santa Catalina Island. Along road from Blackjack Camp to Orizaba Peak. 579 Comment
  RSA0096639  Filago gallica Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 SCa- 625 Los Angeles Santa Catalina Island, ca. 0.85 air miles NW of East Peak. Along road to East Peak, just SW of Peak 1245. 347 Comment
  SEINET10454760  Foeniculum vulgare Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4792 Los Angeles Santa Catalina Island; Catalina Conservancy Land. Eastern most Bumpgate in Middle Canyon, along Middle Canyon Trail (Road). Between Middle Ranch Junction and Cape Canyon Trail. 8-9 miles west of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 250 Comment
  CAS-BOT-BC52566  Frangula californica subsp. californica Carl B. Wolf 1928-3-29 1593 Los Angeles So. base of Ridge Route, 1 mi. No. of Castaic 396 Comment
  RSA95286  Frangula californica subsp. cuspidata F. W. Peirson 1921-5-20 4442 Los Angeles Little Rock Creek, San Gabriel Mts. 976 Comment
  CAS-BOT-BC53485  Frangula californica subsp. tomentella Timothy S. Ross; Steve Boyd 1994-6-23 8027 Los Angeles Sawmill Mountain: Burnt Peak 7.5' USGS Quadrangle 1680 Comment
  CAS-BOT-BC217360  Frasera neglecta Robert F. Thorne; M. Z. Thorne 1969-7-10 38375 Los Angeles E-facing slope N of Jackson Lake, Angeles National Foerst, San Gabriel Mountains 1859 Comment
  RSA628582  Frasera neglecta Louis C. Wheeler 1967-7-15 10059 Los Angeles Mt. Waterman, on W ridge. 1951 Comment
  UCR205652  Fraxinus velutina A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37001 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  RSA171933  Fremontodendron californicum Robert F. Thorne 1963-7-11 32790 Los Angeles along gully of S-facing slope near Pine Canyon Station of U.S. Forest Service, Angeles National Forest. Comment
  RSA426876  Fremontodendron californicum subsp. californicum L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, branch of Big Rock Creek, Angeles National Forest. Comment
  SFV21162  Fremontodendron californicum subsp. californicum J. N. Hogue 2007-6-21 295 .3 Los Angeles San Gabriel Mountains Along Sulphur Springs Road near Horse Flats Campground. 1765 Comment
  CAS-BOT-BC130256  Fritillaria biflora Timothy S. Ross 1995-4-7 8367 Los Angeles Old Ridge Route: 2.9 road miles NNW of its intersection with Templin Highway; ca. 1840 m WNW of the confluence of Castaic Creek and Fish Canyon 944 Comment
  CAS-BOT-BC130251  Fritillaria biflora Grant 1901-3-10 3476 Los Angeles Pasadena, San Rafael Ranch Comment
  RSA527803  Funastrum cynanchoides var. hartwegii Tim Ross, Annette Ross 1991-6-3 5541 Los Angeles Elephant Hills: west Pomona. 293 Comment
  RSA9649  Galinsoga parviflora var. parviflora L. C. Wheeler 1932-11-6 1446 Los Angeles Garey Ave. 3 mi N Pomona 305 Comment
  POM367650  Galium andrewsii H. L. Bauer 1933-6-3 17516 Los Angeles Santa Monica Mts. Comment
  UCR111504  Galium angustifolium A. C. Sanders, D. Malueg 1998-6-22 22021 Los Angeles San Gabriel Mtns., Altadena, c. 800 m SSW of Mt. Lowe, N end of Tanoble Dr. at Woodglen Ln., and along trail to the NE 549 Comment
  JEPS114011  Galium angustifolium subsp. angustifolium Timothy S. Ross and Steve Boyd 1994-6-22 7998 Los Angeles Warm Springs Mountain; ca 450 m NW of summit. Comment
  RSA587379  Galium angustifolium subsp. angustifolium Orlando Mistretta 1995-4-21 1630 Los Angeles Little Rock Creek. Un-named canyon draining the west slopes of Little Rock Creek canyon 0.5 mi. N of Kitter Canyon 1052 Comment
  RSA747448  Galium angustifolium subsp. angustifolium R. G. Swinney 2005-5-14 8239 Los Angeles NE of Valyermo, Bob's Gap, ridge-top north of lime kilns 1220 Comment
  SBBG41329  Galium angustifolium subsp. angustifolium M. R. Benedict 1970-6-27 Los Angeles upper slope of lower Cape Cyn about 1.5 mi above Middle Cyn Comment
  UC416626  Galium angustifolium subsp. angustifolium Geo. B. Grant Apr 1904 488 Los Angeles Pasadena Comment
  UC496154  Galium angustifolium subsp. angustifolium W. R. Dudley and Lamb 1896-6-7 4353 a Los Angeles nw Mojave Desert; Antelope Valley Comment
  POM263143  Galium angustifolium subsp. gabrielense J. C. Roos 1937-7-18 400 Los Angeles Upper San Antonio Canyon. Comment
  LA33961  Galium aparine Peter H. Raven; 1959-5-3 14063 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive near Beverly Glen Blvd. 380 Comment
  LA38798  Galium aparine Peter H. Raven; 1960-5-21 15405 Los Angeles 259 Comment
  RSA0092488  Galium aparine R. G. Swinney 2011-5-12 14715 Los Angeles San Gabriel Mountains: along Cabin Canyon Creek near the confluence with Aliso Canyon. 1195 Comment
  RSA748743  Galium aparine R. G. Swinney 2008-3-31 8587 Los Angeles Glendora Mountain summit 1003 Comment
  UC1595364  Galium aparine Tim Ross and Steve Boyd 1990-6-18 3454 Los Angeles northerly draw draining to Jackson Lake; San Gabriel Mtns., Mescal Creek USGS 7.5' Quad, Camp Verdug 1877 Comment
  RSA658528  Galium aparine Diane Elliott 1985-5-10 34 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  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
  UCR132650  Galium californicum Sharon Dougherty 1997-9-18 s.n. Los Angeles San Gabriel Mtns., Kratka Ridge, Angeles National Forest 2073 Comment
  RSA515126  Galium catalinense subsp. acrispum Aaron Liston, Orlando Mistretta, Loran Rieseberg 1989-4-29 800 -4 Los Angeles [San Clemente Island] Comment
  SBBG132298  Galium catalinense subsp. acrispum S. A. Junak, B. Collins 1991-4-25 SCI- 230 Los Angeles overlooking E side of island, Triangulation Point "Jack" 259 Comment
  RSA678131  Galium grande Valerie L. Soza, Monica Acosta 2001-6-20 1299 -b Los Angeles Above Cold Springs Canyon, east of White Saddle, along Silver Fish Road (FS Road 1N29), ca. 1.54 miles east of junction with Van Tassel Truck Trail (FS Road 1N36). 854 Comment
  SBBG125061  Galium grande A. Parikh, N. Gale 2010-6-28 3366 Los Angeles ridge between Fish and Sawpit cyns, 0.4 km SE of White Saddle, 1.1 km NW of Mount Bliss 985 Comment
  UC2029955  Galium grande V. Soza, Monica Acosta 2001-6-19 1296 b Los Angeles Transverse Ranges, San Gabriel Mountains region: Mt. Wilson Trail helispot, west side Little Santa Anita Canyon, ca. 2 miles from the Mt. Wilson trailhead in Sierra Madre. Comment
  UC2030076  Galium grande V. Soza, Monica Acosta 2001-6-20 1297 Los Angeles Transverse Ranges, San Gabriel Mountains region: Van Tassel Ridge, south side of Van Tassel Ridge road (FS Road 1N36A), 0.2 mile east of function with Van Tassel Truck Trail (FS Road 1N36), east side of Mt. Bliss. Comment
  RSA608444  Galium hallii Louis C. Wheeler 1946-8-29 6309 Los Angeles San Gabriel Mountains: Vincent Gap. 2012 Comment
  UCR210199  Galium hallii R. G. Swinney 2008-8-13 9407 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.0 mi. east of Fenner Canyon 1793 Comment
  LA33610  Galium nuttallii subsp. nuttallii Peter H. Raven; 1959-5-5 14141 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1 mi W of Las Virgenes Rd (N1), Malibu Creek drainage 365 Comment
  RSA67145  Galium parishii F. W. Peirson 1922-7-5 3158 Los Angeles North of Big Pines, sometimes called La Montaine, San Gabriel Mountains 2256 Comment
  SBBG125218  Galium parisiense A. Parikh, N. Gale 2010-6-25 3365 Los Angeles Upper Van Tassel Cyn, 1.3 km S of Mount Bliss 860 Comment
  POM9296  Galium porrigens Philip A. Munz, R. D. Harwood 1920-5-17 3987 Los Angeles Topanga Canyon, Santa Monica Mountains 152 Comment
  RSA585928  Galium porrigens var. porrigens Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-8 2935 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats) 1250 Comment
  RSA0005777  Galium siccatum var. anotinum F. W. Peirson 1919-6-7 215 Los Angeles Cow Canyon Divide, San Gabriel Mts. 1372 Comment
  RSA545325  Galvezia speciosa Tim S. Ross 1992-4-14 6162 Los Angeles San Clemente Island, central E side of island; lower end of Nanny Canyon near its 'mouth' 168 Comment
  SD139168  Gambelia speciosa Jon Rebman, Jonathan Dunn 1996-4-29 3116 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island 24 Comment
  CAS-BOT-BC158018  Garrya veatchii Marcus E. Jones 1930-3-13 26516 Los Angeles Big Rocks, Cajon Pass Comment
  RSA632869  Garrya veatchii Robert F. Thorne 1971-6-26 40612 Los Angeles San Gabriel Mts., Angeles National Forest: Clear Creek branch of Big Tujunga Canyon along Angeles Forest Road near Clear Creek School Camp. 1037 Comment
  RSA0091862  Gastridium ventricosum Steven A. Junak, Ralph N. Philbrick, Mark Hoefs 2001-5-19 SCa- 1568 Los Angeles Santa Catalina Island. Just E of Airport, N of Airport Road. 445 Comment
  POM249875  Gaura odorata E. Johnson 1939-8-19 s.n. Los Angeles End of Reposada Drive, north Whittier Heights. Comment
  UCR269991  Gayophytum heterozygum R. G. Swinney 2011-7-21 15549 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  UC1584734  Gazania linearis Tim Ross and Annette Ross 1991-6-3 5510 Los Angeles near the s base of Elephant Hill (west Pomona); , Pomona 249 Comment
  RSA746841  Geranium carolinianum R. G. Swinney 2008-4-30 8695 Los Angeles Glendora, Big Dalton Canyon Debris Basin. 341 Comment
  RSA0068445  Gilia R. G. Swinney 2010-5-19 12838 Los Angeles Horseshoe bend in Pacific Telephone Access Rd., 0.3 air miles NNE of Oracle Hill Summit, 2.1 air miles due east of Angeles Forest Hwy, 0.8 air miles due west of Mt. Emma Rd. 1207 Comment
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Dec 7 2018
  RSA0080772  Gilia R. G. Swinney 2010-5-19 12774 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
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Dec 7 2018
  RSA587750  Gilia T. S. Ross 1991-4-27 4624 -b Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (and hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  UCD117625  Gilia achilleifolia Rudolf Schmid 1962-4-12 s.n. Los Angeles along Russell Road, Cal Poly, Pomona. Comment
  SBBG126934  Gilia achilleifolia subsp. achilleifolia A. Parikh, N. Gale 2011-6-4 3414 Los Angeles 5.5 km W of St Hwy 14, 2 km SW of California Aqueduct; Sierra Pelona, Liebre Mtns 1120 Comment
  RSA339258  Gilia aliquanta subsp. aliquanta R. F. Thorne, W. Wisura, S. Granger, Pamela Burton 1982-4-20 54972 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  RSA506806  Gilia aliquanta subsp. aliquanta L. C. Wheeler 1967-5-12 9466 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  SBBG95434  Gilia angelensis M. B. Dunkle 1928-3-17 1743 Los Angeles Horse Flats, Johnson's Comment
  SFV22059  Gilia angelensis V. Soza, L. Gross, B. Hogshead 2001-4-18 1162 Los Angeles Verdugo Mountains Verdugo Mountains. Ridgetop above McDonald Creek. 457 Comment
  UCD117604  Gilia angelensis Robert F. Thorne; M. Z. Thorne 1967-6-25 37112 Los Angeles San Gabriel Mountains, Evey Canyon. 716 Comment
  RSA470174  Gilia brecciarum subsp. brecciarum Anstruther Davidson 1895-5-5 s.n. Los Angeles Antelope Valley Comment
  RSA609040  Gilia brecciarum subsp. brecciarum L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Divide between Punchbowl Canyon and Watkins Creek, at end of road and beginning of Burkhart Trail. 1585 Comment
  RSA674640  Gilia capitata Scott D. White 2000-5-16 7859 Los Angeles Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  UCR129869  Gilia capitata P. A. Munz, L. T. Street, G. Williams 1919-4-5 2418 Los Angeles San Gabriel Valley, Puddingstone Canyon, San Dimas 335 Comment
  LA202768  Gilia capitata subsp. abrotanifolia J. Warren; 1952-5-8 sn Los Angeles University of California, Los Angeles, near Hershey Hall 121 Comment
  RSA653687  Gilia capitata subsp. abrotanifolia Valerie L. Soza, Laura Moore 2000-5-10 869 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 518 Comment
  RSA470213  Gilia capitata subsp. abrotanifolia Anstruther Davidson 1890-04 s.n. Los Angeles Los Angeles. Comment
  CHSC4747  Gilia diegensis M. MacArthur 1967-6-24 62 Los Angeles .7 mi from turn-off on Angeles Crest Hwy. to lower Chilao keeping always to right--left side of rd. by stream bed, Angeles National Forest. 1584 Comment
  CAS-BOT-BC225333  Gilia latiflora subsp. cuyamensis Steve Boyd; Lauren Raz 1997-5-20 9816 Los Angeles Eastern flank of Liebre Mountain, along ridge top firebreak near the head of the North Fork Fish Canyon, due north of Atmore meadows and west of the saddle between Liebre and Sawmill mountains, Liebre Mountains Region 1584 Comment
  LA206990  Gilia latiflora subsp. davyi Eliz. Grant; 1937-5-8 sn Los Angeles Mint Canyon 1523 Comment
  UCR239049  Gilia latiflora subsp. latiflora Anuja Parikh, Nathan Gale 2010-6-3 3256 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 3.5 km west of State Hwy 14, 2.1 km southwest of California Aqueduct 1090 Comment
  RSA271451  Gilia latiflora subsp. latiflora C. W. Tilforth, John Dourley, Walter Wisura 1978-4-17 1535 Los Angeles Junction of Hwy. 168 and 165 St., 3.5 miles east of Pearblossom and c. 3.5 air miles north of Bob's Gap. Comment
  RSA607021  Gilia leptantha subsp. transversa L. C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge. 1494 Comment
  RSA71837  Gilia leptantha subsp. transversa F. W. Peirson 1926-4-26 6659 Los Angeles 2 miles southeast of Little Rock. Comment
  UC908497  Gilia minor Herbert L. Mason 1926-4-26 2995 Los Angeles 1 mi e Palmdale (Mohave Desert); , e of Palmdale Comment
  UCR143325  Gilia nevinii Peter L. Morrell, Orlando Mistretta, L. Arnseth 1992-4-5 130 Los Angeles Channel Islands, San Clemente Island, Guds area on extreme south end 175 Comment
  UC964726  Gilia ochroleuca subsp. bizonata H. L. Mason 1926-4-26 2967 Los Angeles Summit of First Grade Mint Canyon Road (Mint Canyon Road) Comment
  UCR264698  Gilia ochroleuca subsp. bizonata Mitch Provance, Callen Huff 2009-4-28 10741 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  RSA0017177  Gilia ochroleuca subsp. vivida Fordyce Grinnell Jr. 1911-06 s.n. Los Angeles Mount Wilson. Comment
  SEINET3086088 Image available Gilia sinuata J. Harry Lehr 1971-4-12 326 Los Angeles San Gabriel Mts., North side of Rt. 138, 7.1 mi east of Pearblossom. 1219 Comment
  SBBG83754  Glebionis coronaria C. F. Smith 1957-6-13 5569 Los Angeles Figueroa St near Long Beach Comment
  POM358710  Gnaphalium californicum M. Bisbee 1917-5-26 s.n. Los Angeles Waste field, Eagle Rock Comment
  UCR273168  Gnaphalium canescens subsp. microcephalum R. G. Swinney 2011-10-25 15852 Los Angeles San Gabriel Mountains, along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek 1001 Comment
  RSA781215  Gnaphalium luteoalbum R. G. Swinney 2009-3-31 10220 Los Angeles mouth of San Gabriel Canyon, 0.7-1.2 mi. north and NE of Foothill Blvd, Azusa/Duarte 189 Comment
  UCR209288  Gnaphalium luteoalbum Dan S. Cooper 2009-1-29 109- 15 Los Angeles Los Angeles Basin, Athens area, SW corner of W 135th St. and Main St., South Los Angeles 34 Comment
  UCR188914  Grayia spinosa R. G. Swinney 1998-5-16 6104 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, west of Mescal Highlands, Graham Canyon, 0.3 mi. N of Panorama Way at Graham Cyn. Motorway, 2.0 mi. S of Ft. Tejon Rd. 1317 Comment
  CAS-BOT-BC305259  Grindelia hirsutula Carl B. Wolf 1932-9-16 4124 Los Angeles Bryant Ranch. W. side of San Gabriel Flood Control, about 1/2 mile south of 7th St., (Long Beach) 3 Comment
  CAS-BOT-BC305267  Grindelia hirsutula John Thomas Howell 1931-5-29 6563 Los Angeles Hills of Santa Monica Mts. at Santa Monica Comment
  JEPS30669  Gutierrezia sarothrae Peter H. Raven and Henry J. Thomson 1959-9-18 14450 Los Angeles University of California, West Los Angeles Santa Monica Mountains 152 Comment
  UC485136  Gutierrezia sarothrae Geo. B. Grant 1908-9-14 7180 Los Angeles Pasadena Comment
  CAS-BOT-BC282861  Hainardia cylindrica Le Roy Abrams 1901-6-6 1715 Los Angeles Ballona River Comment
  SD252245  Hainardia cylindrica Steven A. Junak, Mark Hoefs 1997-6-4 Sca 405 Los Angeles Santa Catalina Island. Along W and E sides of Deep Tank Reservoir, SW of housing at Empire Landing. 106 Comment
  UCR126789  Haplopappus venetus Mark A. Elvin 2003-6-12 2947 B Los Angeles Santa Clarita Valley, Newhall Ranch, south of Magic Mountain Amusement Park, west of The Old Road 366 Comment
  IRVC28719  Haplopappus venetus A. C. Sanders, Mark A. Elvin 2002-8-26 25582 Los Angeles Newhall Ranch, San Martinez Grande Canyon, north of Hwy 126, west side of canyon, WNW of Del Valle Western Transverse Range/Santa Clara River Watershed 335 Comment
  CAS-BOT-BC307281  Hazardia squarrosa var. grindelioides Fordyce Grinnell, Jr. 1917-9-23 s.n. Los Angeles Negro Canyon near Pasadena, San Gabriel Mts. Comment
  CAS-BOT-BC307286  Hazardia squarrosa var. grindelioides J. Ewan 1930-10-10 3538 Los Angeles Sturtevant Trail, San Gabriel Mts. 609 Comment
  CHSC85562  Hazardia squarrosa var. grindelioides John Dittes 2003-12-23 854 Los Angeles Western Transverse Range; north slope of Verdugo Mts. In La Tuna Cyn.; ca. 3.4 air-miles north of Burbank City Hall, ca. 1.1 air-mile east by southeast of La Tuna Canyon Flood Debris Basin, ca. 2.0 air-mile south of Verdugo Hills High School; slope south of La Tuna Cyn. Road. 487 Comment
  JEPS85099  Hazardia squarrosa var. grindelioides Roy E. Buck and Rexford Palmer 1989-4-27 1216 Los Angeles ca 2.8 air km se Townsend Peak Summit (7 air km nw of Castaic; between lanes of Interstate 5 near nw end of crossover section, +/- on ridge between Violin Canyon & large canyon ne) 640 Comment
  CAS-BOT-BC223989  Helianthemum scoparium Prof. W. R. Dudley 1907-12-16 s.n. Los Angeles Near the reservoir, Monrovia Comment
  POM219986  Helianthemum scoparium var. vulgare F. R. Fosberg 1932-5-7 8157 Los Angeles Hay press, Santa Catalina Island. 230 Comment
  RSA670434  Helianthemum scoparium var. vulgare I. W. Clokey, B. C. Templeton 1929-05 4490 Los Angeles Mandeville Canyon, Santa Monica Mountains. 250 Comment
  CAS-BOT-BC305428  Helianthus annuus Marcus E. Jones 1882-2-27 3029 Los Angeles Pasadena Comment
  IRVC28207  Helianthus annuus June Latting 1976-10-6 s.n. Los Angeles Mountain foothills/Mojave Desert: Bob's Gap and Valyermo Road Transverse Ranges, San Gabriel Mountains 1250 Comment
  UCR145188  Helianthus annuus June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  UC75914  Helianthus gracilentus George B. Grant Jun 1902 547 Los Angeles San Gabriel Canyon Comment
  RSA487344  Helianthus gracilentus Richard Noyes 1988-10-30 750 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry weed open near Pasture Road. 700 Comment
  UCR214652  Heliotropium curassavicum A. C. Sanders, Dan S. Cooper 2010-4-30 38143 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  POM246580  Heliotropium curassavicum var. oculatum F. R. Fosberg 1931-4-29 4712 Los Angeles Mouth of Cottonwood Canyon. Santa Catalina Island 2 Comment
  SD69692  Helminthotheca echioides Robert F. Thorne 1966-5-31 36450 Los Angeles Santa Catalina Island, grassy field along Isthmus, road back of Little Harbor 4 Comment
  POM360258  Hemizonia fasciculata M. B. Dunkle 1928-10-17 2020 Los Angeles Howland's Landing, Santa Catalina Island. Comment
  RSA616543  Hemizonia fasciculata Scott D. White 1995-10-11 3693 Los Angeles Santa Susana Mtns, S of Santa Susana Pass Rd. 503 Comment
  RSA696927  Hemizonia fasciculata J. Vlahos 1935-6-27 s.n. Los Angeles Santa Catalina Island, Isthmus. Comment
  POM360304  Hemizonia fasciculata Samuel R. Tyson 1942-5-22 s.n. Los Angeles San Dimas Canyon. 457 Comment
  UCR36466  Hemizonia kelloggii A. C. Sanders, F. C. Vasek 1984-6-6 5084 Los Angeles Western Mojave Desert, Antelope Valley, in an agricultural area on hwy 138 [at Ave 160 West] north of Fairmont Butte, 1 mi east of Ave. 170 West 793 Comment
  POM156270  Hesperocnide tenella L. R. Abrams 1974-6-17 2558 Los Angeles Sepulveda canyon. Comment
  CAS-BOT-BC135941  Hesperoyucca whipplei F. A. Thackery 1928-6-3 435 Los Angeles Mulholland Drive Comment
  CAS-BOT-BC135946  Hesperoyucca whipplei Patricia Wilder 1963-6-11 1401 Los Angeles San Gabriel Mountains; San Dimas Experimental Forest at junction of roads to Tanbark Flat and San Dimas Canyon Comment
  UCD138423  Hesperoyucca whipplei Gerald Dickinson 1962-5-19 40 Los Angeles 3 miles west of Topanga Canyon-Mulholland, Santa Monica Mountains. 356 Comment
  OBI8168  Heteromeles arbutifolia Lewis Meltz 1977-4-9 LM 28 Los Angeles 1.5 km E of Eaton Cyn Bridge 457 Comment
  RSA0072432  Heteromeles arbutifolia Steve D. Boyd 1997-9-17 10038 -B 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. 915 Comment
  RSA0116116  Heteromeles arbutifolia R. G. Swinney 2010-8-23 13569 Los Angeles San Gabriel Mountains; Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail. 1085 Comment
  UC1204764  Heteromeles arbutifolia Huron H. Smith 1912-7-2 74236 Los Angeles Santa Catatlina Island; White's Beach 24 Comment
  CDA12159  Heterotheca grandiflora A. Overturf 1989-12-28 s.n. Los Angeles Angeles National Forest; Eaton Canyon, immediately to the S below Mt. Wilson. Comment
  SD39711  Heterotheca grandiflora Edith A. Purer 1933-5-30 5000 A Los Angeles Playa del Rey Comment
  RSA591558  Heterotheca grandiflora L. C. Wheeler 1966-9-21 8900 Los Angeles San Gabriel Mountains. North fork San Gabriel River, 1/4 mi. west of intersection of main road with road to upper Bichota Canyon 930 Comment
  RSA0127002  Heuchera caespitosa Louis C. Wheeler 1967-8-1 10212 Los Angeles Angeles National Forest. Granite Mt. 2012 Comment
  RSA674240  Hirschfeldia incana LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 692 Los Angeles South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 783 Comment
  UC16301  Hoita macrostachya J. H. Barber 1897-9-14 15 Los Angeles Santa Monica Expt. Station Comment
  UCR124437  Holodiscus discolor I. W. Clokey, B. C. Templeton 1929-1 4547 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  CAS-BOT-BC149944  Holodiscus discolor var. discolor H. E. McMinn 1926-7-22 1774 Los Angeles Near summit of Mt. San Antonio Comment
  UCR141807  Holodiscus microphyllus June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, Whitethorn Spring [presumed near former Whitethorn Campground] on the Angeles Crest Highway 2317 Comment
  UCR190041  Holodiscus microphyllus R. G. Swinney 1998-10-3 7002 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1/2 mile east (upstream) from Upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge 1991 Comment
  SEINET10598958  Hordeum californicum G. B. Grant Grant 596 a Los Angeles Sherman. Wild Barley. Comment
  SBBG130878  Hordeum intercedens S. A. Junak 1999-5-6 SCa 892 Los Angeles just below ridgetop of island's main divide, [NW end of island] 152 Comment
  RSA0115758  Hordeum intercedens Steven A. Junak 1999-5-20 SCa- 954 Los Angeles Santa Catalina Island. Cottonwood-Black Jack, plant stop. 304 Comment
  RSA534141  Hordeum murinum subsp. glaucum Timothy S. Ross, Orlando Mistretta, M. Hammit 1991-5-17 5073 Los Angeles San Clemente Island: Lower Wilson Cove Canyon; bouldery, rocky draw SW of and above pier operations. 15 Comment
  POM352469  Hordeum murinum subsp. leporinum A. H. Musick 1936-3-27 s.n. Los Angeles Los Angeles Comment
  LA33403  Hordeum vulgare Peter H. Raven; Henry J. Thompson 1959-5-5 14123 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 274 Comment
  RSA0106569  Horkelia rydbergii R. G. Swinney 2011-6-23 15312 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center. 1582 Comment
  CHSC35459  Hosackia crassifolia James Henrickson 1973-5-12 9572 Los Angeles Ca 6 (air) miles NE of La Canada, 3.1 (rd) miles N of N3, off Angeles Crest Hwy. In slopes of San Gabriel Mountains. 1036 Comment
  SEINET480173  Hulsea heterochroma D. Wilken 1969-7-3 Los Angeles Ridge west of Soldier Creek, along California State Hwy 39 about 1 mile west of junction to Crystal Lake, San Gabriel Mountains Comment
  UC1930051  Hulsea vestita subsp. gabrielensis Valerie Soza, Sarah J. De Groot 2003-6-18 1690 Los Angeles Transverse Ranges; San Gabriel Mountains region; Upper Cooper Canyon, along Forest Service Road 2000.5, northeast of Cloudburst Summit, approximatly 0.6 miles above Cooper Canyon trail Camp on east slopes of Winston Peak. 1982 Comment
  POM266313  Hulsea vestita subsp. parryi J. C. Roos 2469 Los Angeles north slope of Mt. San Antonio 2895 Comment
  RSA188131  Hypochaeris glabra R. F. Thorne 1966-4-29 36305 Los Angeles Santa Catalina Island: hillside along Airport Road before turn-off to Middle Ranch Canyon 457 Comment
  JEPS36539  Hypochaeris glabra F. W. Peirson 1920-5-14 1469 Los Angeles Arroyo Seco; San Gabriel Mts. 441 Comment
  SEINET695828  Ibicella lutea Robert F. Thorne 1968-10-31 37869 Los Angeles Spontaneous sprawling annual weed at Rancho Santa Ana Botanic Garden 366 Comment
  JEPS64612  Isocoma acradenia var. acradenia Ernest C. Twisselmann 1970-9-8 17500 Los Angeles Avenue A at 50th Street West; Mojave Desert, Antelope Valley 731 Comment
  HSC35739  Isocoma menziesii var. decumbens E. A. Wise 1975-12-25 Los Angeles 1 1/2 mi. S of Malibu colony on E side U. S. 101 Comment
  POM122754  Isocoma menziesii var. sedoides Marcus E. Jones 1925-9-19 s.n. Los Angeles Seal Beach Comment
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Jul 23 2014
  CAS-BOT-BC311713  Isocoma menziesii var. vernonioides L. R. Abrams 1901-8-21 2191 Los Angeles Port Los Angeles Comment
  RSA152033  Iva axillaris Wesley O. Griesel 1962-5-28 s.n. Los Angeles on the road from Big Pines to Valyermo 1524 Comment
  CAS-BOT-BC340171  Jaumea carnosa S. B. Parish; W. F. Parish 1882-10-1 1108 Los Angeles Unspecified Comment
  UC53979  Jaumea carnosa H. P. Chandler 1902-9-9 2049 Los Angeles Ballona Marshes Comment
  POM2128  Juglans californica C. F. Baker 1909-4-10 5294 Los Angeles Glendora Comment
  RSA736201  Juglans californica L. M. Prince, Lucinda McDade, Norm Ellstrand, Pace Lubinsky, Andreas Kaus 2008-8-18 514 Los Angeles San Dimas: Bonelli Park. Swim Beach parking lot 300 Comment
  UCR95331  Juglans californica L. C. Wheeler 1967-4-30 9251 Los Angeles San Gabriel Mtns., Foothills c. 0.1 mi SE of mouth of Pacoima Canyon 473 Comment
  RSA0011181  Juglans californica D. F. Howe 1947-3-22 s.n. Los Angeles Topanga Canyon 1/2 mile from ocean. Comment
  RSA0011175  Juglans californica var. californica Tim S. Ross, Steve D. Boyd 1990-5-29 2704 Los Angeles San Gabriel Mts.: Big Rock Creek. Empty, gutted cabin on E side of riparian strip, just upstream from the Gaging staton. 1236 Comment
  CAS-BOT-BC167241  Juglans hindsii A. C. Sanders; R. E. Riefner, Jr. 2009-8-18 37162 Los Angeles San Gabriel Valley: Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  SBBG47361  Juncus J. Copeland 1973-8-28 1000 Los Angeles 4.3 mi N of intersection of Hwy 39 and San Gabriel Cyn Rd, W fork of San Gabriel Cyn 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
  SD69443  Juncus acutus Robert F. Thorne, P. Everett 1965-6-24 35037 Los Angeles Santa Catalina Island, along stream bed just below dam in lower Cottonwood Canyon. 38 Comment
  UCR125922  Juncus balticus A. C. Sanders, Mark Elvin 2002-6-19 25182 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, head of 'Adobe Cyn.' and pass into 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 335 Comment
  UCR62109  Juncus balticus R. G. Swinney 1990-3-5 1521 Los Angeles San Gabriel Mtns., San Gabriel Mtns, Morgan Canyon debris basin 366 Comment
  UCR190761  Juncus bufonius R. G. Swinney 1999-6-30 7490 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.1 mi. north of Big Pines Hwy at All Nations Camp 1585 Comment
  POM1543  Juncus bufonius I. M. Johnston 1916-12-29 s.n. Los Angeles Claremont, just south of town. Comment
  UCR142541  Juncus bufonius var. bufonius L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mtns., foot of Holiday Hill Ski Lift [c. 1 mi. SE of Big Pines] 1997 Comment
  RSA12415  Juncus bufonius var. bufonius Carl B. Wolf 1934-4-11 5628 Los Angeles Bryant Ranch, E of Long Beach. 15 Comment
  UCR177220  Juncus macrophyllus LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1072 Los Angeles Verdugo Mountains, North side of the mountains, south of Hostetter Motorway just off La Tuna Canyon Road, south of the 210 Fwy 564 Comment
  SEINET6331549 Image available Juncus marginatus Victor Duran 1933-1 3526 Los Angeles Buckhorn; San Gabriel Mountains 1981 Comment
  UCR206487  Juncus tenuis A. C. Sanders, T. B. Salvato 2009-5-20 36868 Los Angeles San Gabriel Valley, Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 69 Comment
  RSA188245  Juncus textilis Robert F. Thorne, Percy C. Everett 1965-6-23 34962 Los Angeles Santa Catalina Island: lower portion of Middle Ranch Canyon. 152 Comment
  RSA772199  Juncus tiehmii R. G. Swinney 2009-5-27 10887 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  SBBG57364  Juncus torreyi R. Hoffmann 1927-9-21 Los Angeles Gorman Comment
  CHSC96307  Juncus xiphioides LeRoy Gross; Andrea E. Gutman, Sarah Gutman 2000-9-8 265 Los Angeles Big Tujunga Wash/ Verdugo Mountains: Tujunga Ponds. Wet mud along dirt road between the ponds and the 210 freeway. 335 Comment
  UC213660  Juncus xiphioides I. Johnston 1917-6-14 1273 Los Angeles w of Pomona Comment
  CATA305  Juncus xiphioides Mark L. Hoefs 1973-6-5 326 Los Angeles Santa Catalina Island: Upper Middle Ranch Canyon, below Edison station, in stream 274 Comment
  RSA337426  Juniperus californica Robert F. Thorne 1973-5-11 43568 Los Angeles Along Mt. Emma Road: 1.9 mi W of Little Rock Creek below the dam. 1159 Comment
  RSA352424  Juniperus californica F. R. Fosberg 1931-11-22 7061 Los Angeles Big Rock Creek 1400 Comment
  UCR184348  Juniperus californica A. C. Sanders 2007-4-19 33457 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  UCSB7211  Juniperus californica Ralph, F. 1959-5-15 Los Angeles Along roadside of the cutoff between Hwy. 6 and Hwy. 138, 2.7 miles from its jct. with 138 Comment
  SEINET10826685  Juniperus californica William H. Brewer Brewer 126 Los Angeles California State Survey. San Gabriel Comment
  RSA430465  Juniperus communis A. C. Sanders 1987-7-22 7158 Los Angeles El Segundo Dunes, immediatly W of L.A. International Airport and Pershing Drive, E of Vista Del Mar Boulevard. 30 Comment
  HSC35975  Juniperus occidentalis Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-8-19 2173 Los Angeles Beside Hwy. 5, W of junction with Hwy. 138 915 Comment
  CATA237  Keckiella cordifolia Mark L. Hoefs, A. Douglas Propst 1973-5-4 232 Los Angeles Santa Catalina Island: Lower Middle Canyon 144 Comment
  RSA401769A  Keckiella cordifolia Donald R. Bissing 1973-6-2 101 Los Angeles Evey Canyon, San Gabriel Mountians: 0.3 mile from canyon mouth. 726 Comment
  RSA401770A  Keckiella cordifolia Bonnie C. Templeton 1939-6-23 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  SFV21122  Keckiella cordifolia L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1060 Los Angeles Verdugo Mountains South side of Verdugo Mountains. West side of Brand Canyon just a short distance above the cemetery. East side of canyon near above coordinates. 307 Comment
  UC1595256  Keckiella cordifolia Tim Ross and Peter Fritsch 1990-6-20 3631 Los Angeles mouth of Burro Canyon San Gabriel Mountains (confluence of East and West Forks of San Gabriel River) 445 Comment
  UC457322  Keckiella cordifolia Carl Epling and N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon; Santa Monica Mountains Comment
  UCR111525  Keckiella cordifolia A. C. Sanders, D. Malueg 1998-6-22 22034 Los Angeles San Gabriel Mtns., La Canada, SCE Gould Substation off Hwy 2, Gould Canyon 595 Comment
  RSA400470  Keckiella ternata subsp. ternata Christopher Davidson 1974-8-1 2516 Los Angeles Highway 39 toward Islip Saddle, along San Gabriel River. At Golden Cup Oak Plantation. Angeles National Forest. 1524 Comment
  CAS-BOT-BC238332  Keckiella ternata var. septentrionalis A. D. E. Elmer 1902-6-1 3597 Los Angeles Acton, Mt. Gleason Comment
  SFV16966  Keckiella ternata var. ternata J. N. Hogue 1997-7-20 94 .1 Los Angeles San Gabriel Mountains Monte Cristo Creek. 1 km east of Monte Cristo Campground. 1159 Comment
  UC604891  Kochia californica Roxana S. Ferris and Ruth P. Rossbach 1938-5-13 9475 Los Angeles 5 mi. w. Lancaster (on Antelope Valley Rd.) Comment
  UCR24549  Kochia scoparia O. F. Clarke, A. C. Sanders 1981-10-2 s.n. Los Angeles San Gabriel Valley, Arcadia, SE corner of South Michillinda Ave. and West Foothill Blvd. 206 Comment
  UC1584888  Koeleria macrantha Tim Ross and Steve Boyd 1991-7-24 5619 Los Angeles ridge nne Granite Mountain; Pacifico Mountain Quad., Granite Mountain vicin 1889 Comment
  UCR147779  Koeleria macrantha Valerie Soza, L. Lubinsky 2000-6-23 1027 Los Angeles San Gabriel Mountains, South Fork Little Rock Creek, SW Pinyon Flats, NE Alder Saddle 1646 Comment
  CAS-BOT-BC271337  Koeleria pyramidata S. B. Parish 1891-1-1 s.n. Los Angeles Los Angeles Comment
  UCR223318  Koelreuteria bipinnata R. G. Swinney 2009-6-28 11293 Los Angeles Transverse Range; San Gabriel Mtns./San Gabriel Valley, San Gabriel River Wash, Azusa/Duarte border, under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway 184 Comment
  RSA0104244  Kopsiopsis strobilacea John C. Roos 1937-7-17 375 Los Angeles Near Telegraph Peak, San Gabriel Mts. Comment
  UC1076474  Krascheninnikovia lanata Herbert L. Mason 1930-4-20 5591 Los Angeles hills in the Rock Creek region Mohave Desert, Rock Creek region Comment
  UCR177578  Krascheninnikovia lanata LeRoy Gross 2005-5-3 2191 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  RSA0021713  Lactuca serriola Duncan S. Bell, Caitlin Elam 2013-6-24 5263 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, below Airplane Flat, behind the Bridge To Nowhere. 870 Comment
  RSA682300  Lactuca serriola R. E. Riefner 2000-8-29 00 -758 Los Angeles La Tuna Canyon, Santa Monica Mountains. Conservency Park, second canyon at picnic stop along La Tuna Canyon Rd. S of 210 Freeway. 462 Comment
  RSA11028  Lamarckia aurea C. B. Wolf 1928-3-29 1600 Los Angeles Castaic; South base of Ridge Route road 396 Comment
  RSA17914  Lamarckia aurea C. B. Wolf 1926-3-17 s.n. Los Angeles Occidental College Campus, Eagle Rock Comment
  SBBG54244  Lamarckia aurea F. C. Boutin 1967-4-23 1648 Los Angeles Nanny, NW of Lemon Tank 213 Comment
  UCR219931  Lamarckia aurea R. G. Swinney 2009-4-16 10375 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel fire road, Van Tassel Canyon 439 Comment
  UC72669  Lastarriaea coriacea Geo. B. Grant 1901-1 667 Los Angeles Pacific Coast, Arcadia Arcadia; Southern California, Pacific Coast, Arcadia Comment
  RSA788775  Lasthenia californica Mark Elvin, Sara L. Crockett 1997-3-17 371 Los Angeles Channel Islands; Santa Catalina Island: Cape Canyon. W side of Canyon. 1.25m NE middle Ranch on Cape Canyon Rd. 335 Comment
  RSA301948  Lasthenia californica Peter H. Raven 1962-4-11 17283 Los Angeles San Clemente Island: sandy beach due west of Wall 2. 9 Comment
  RSA749839  Lasthenia coronaria D. Bramlet 2008-3-26 4127 Los Angeles Bee Canyon. Bowerman landfill site. 202 m S of the Bee Cyn. access road, 151 m W of the landfill entrance. Comment
  RSA4774  Lasthenia glabrata subsp. coulteri James Snow 1932-03 s.n Los Angeles Plants of the Bryant Ranch, near Long Beach, station #4 Plant #1. Comment
  UCR127899  Lasthenia gracilis A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26104 Los Angeles Western San Gabriel Mtns., Newhall Ranch, Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon 457 Comment
  RSA533893  Lasthenia gracilis Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5161 Los Angeles San Clemente Island; 950 ft WNW of Stone at the beginning of the Stone Canyon drainage. 442 Comment
  CSUSB1274  Lathyrus laetiflorus Dick Bernier 1966-4-2 Los Angeles Puente Hills Puente Hills, along a hiking trail at end of 14th Street. 213 Comment
  RSA405723  Lathyrus vestitus F. R. Fosberg 1931-4-13 S- 4582 Los Angeles Santa Catalina Island. Renton Mine, Pebble Beach Canyon, lf. fk. [sic][left fork?] 220 Comment
  SEINET4044579  Lathyrus vestitus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Peperdine University. 182 Comment
  RSA405667  Lathyrus vestitus subsp. laetiflorus E. S. Spalding 1923-2-3 s.n. Los Angeles Laurel Canyon Comment
  RSA008386  Lathyrus vestitus subsp. laetiflorus Fay A. MacFadden 1930-04 2273 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  UC73160  Lathyrus vestitus subsp. laevicarpus Dr. J. Q. Adams Sep 1905 Los Angeles near Soldiers' Home Comment
  UCD106551  Lathyrus vestitus var. vestitus James Dilley 1997-2-8 s.n. Los Angeles Verdugo Mts. In the San Fernando Valley. La Tuna Cyn. Park about 1.2 mi. up trail. 609 Comment
  RSA651395  Lathyrus vestitus var. vestitus Marion P. Harthill 1972-4-1 630 Los Angeles Mt. Wilson 1371 Comment
  RSA627086  Lavatera cretica Scott D. White 1998-3-28 6350 Los Angeles Palos Verdes Area: Slope above Portugese Bend , east of Altamira Cyn. 61 Comment
  CAS-BOT-BC321513  Layia glandulosa Carl B. Wolf 1928-3-29 1591 Los Angeles S base of Ridge Route, 1 mi N of Castaic. 396 Comment
  RSA599775  Layia glandulosa Steve Boyd, Lauren Raz 1997-3-25 9269 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  UC1871149  Layia glandulosa T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4985 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  UCR264735  Layia glandulosa Steve Boyd, Gary D. Wallace 2011-4-14 12317 Los Angeles Transverse Ranges; Liebre / San Gabriel Mountains region, Acton Wash ca. 3 km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  CATA386  Layia platyglossa Mark L. Hoefs 1974-5-2 450 Los Angeles Santa Catalina Island: Above Parsons' Landing 60 Comment
  JEPS39205  Layia platyglossa F. W. Peirson 1919-3-27 328 Los Angeles Hill w of Arroyo Seco; San Gabriel Mts. 426 Comment
  SBBG108412  Layia platyglossa T. Ross 1995-5-21 8607 Los Angeles terrace on W side of Chenetti Cyn and just N of Snail Cyn, 4300 ft SSE of triangulation point Rest (1336 ft) and 3540 ft NNW of triangulation point Slope (781 ft) 271 Comment
  LA82024  Lepechinia fragrans Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA0045497  Lepechinia fragrans Wendy Boes, Andrew Wheeler 2009-6-21 2009 -024 Los Angeles San Gabriel Mountains; Peacock Saddle off Forest Rd. 2N05 (Glendora Ridge Road). 1128 Comment
  RSA779997  Lepidium didymum R. G. Swinney 2009-4-7 10283 Los Angeles San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte, under 2nd span from west 184 Comment
  CLARK-A1528-2322  Lepidium flavum John C. Roos 1937-3-25 1336 Los Angeles Comment
  UC1536953  Lepidium fremontii Gordon H. True Jr. 1935-5-17 309 Los Angeles hills s Littlerock 914 Comment
  CAS-BOT-BC89423  Lepidium fremontii Ira L. Wiggins 1966-4-15 20587 Los Angeles Immediately east of J.F.L. Motel, Pearlblossom. Mohave Desert. Comment
  RSA534117  Lepidium lasiocarpum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5100 Los Angeles San Clemente Island, N Head, WNW of the new Landing field 15 Comment
  RSA533498  Lepidium nitidum Timothy S. Ross 1991-3-9 4184 Los Angeles Whittier Hills (Puente Hills, pro parte): SE side of ridgetop knoll, head of Oak Canyon 369 Comment
  RSA251539  Lepidium nitidum R. F. Thorne 1973-4-11 42784 Los Angeles San Clemente Island; small pools in gully at head of Middle Ranch Canyon in grassy plateau. 427 Comment
  SD215442  Lepidium nitidum var. nitidum Louis C. Wheeler 1969-4-1 Los Angeles 0.4 mile southwest Big Cienega on ridge on south side Big Dalton Canyon near mouth. 640 Comment
  RSA0012097  Lepidium virginicum Steve Boyd, Rick Riefner 2007-4-27 11736 Los Angeles City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue. 43 Comment
  POM305773  Lepidospartum squamatum Henry J. Ramsey, Henry J. Ramsey 1937-6-27 951 Los Angeles Old Ridge Route, Liebre Mts., Angeles National Forest Comment
  RSA720190  Lepidospartum squamatum LeRoy Gross 2007-3-13 2604 Los Angeles Southern side of the range. Stough Canyon. From the nature center follow canyon bottom in northwest direction to where a spring of water which is at a junction with a creek from the northeast., Started from 34.21265N, 118.30568W, to 34.21674N, 118.30766W. 441 Comment
  UCR124766  Lepidospartum squamatum B. C. Templeton 1932-8-26 5114 Los Angeles San Gabriel Mtns., Big Rock Creek, near Vincent Gap, Angeles National Forest 1905 Comment
  UCR248883  Leptochloa fusca subsp. uninervia Peter Rubtzoff 1988-10-7 9961 Los Angeles San Gabriel Mountains, Gold Creek Road near junction with Little Tujunga Road, Little Tujunga Canyon, c. 2 miles NE of entrance to Angeles National Forest, or c. 4 miles NE of junction of Osborne St. and Foothill Blvd. 479 Comment
  CATA3141  Leptosiphon bicolor Sarah Ratay 2011-4-15 135 Los Angeles Santa Catalina Island: Ridge southwest of Little Gibraltar Beach 154 Comment
  RSA469986  Leptosiphon breviculus S. B. Parish, Greata 1901-05 s.n. Los Angeles Hillsides, near Pasadena. Comment
  RSA775125  Leptosiphon breviculus Orlando Mistretta, Christine Mistretta 2010-6-7 5277 Los Angeles Mill Creek Canyon; vicinity of Iron Mountain, along Southern California Edison transmission line corridor. 1361 Comment
  UC1928586  Leptosiphon breviculus Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 05050 19 Los Angeles Transverse Ranges; San Gabriel Mountains region; Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  RSA590700  Leptosiphon breviculus T. S. Ross, S. D. Boyd 1990-5-29 2668 Los Angeles Big Pines Hwy, mid-way between Caldwell Lake and Big Rock Springs, on the NE side of the knoll behind which Shoemaker Canyon turns to the NW. 1402 Comment
  UCR269973  Leptosyne bigelovii R. G. Swinney 2010-6-1 13115 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
  SBBG7991  Leptosyne californica K. K. Muller 1958-3-21 904 Los Angeles ca. 25 mi E of Palmdale on Hwy 138 Comment
  LA30870  Lessingia filaginifolia var. filaginifolia Peter H. Raven; Jane Turner, Barbara Whitesel 1959-3-15 C 155 Los Angeles Santa Monica Mountains, Point Dume Comment
  CAS-BOT-BC339278  Lessingia glandulifera var. glandulifera C. F. Baker 1903-8-1 3444 Los Angeles Claremont Comment
  JEPS20559  Lessingia glandulifera var. glandulifera Frank W. Peirson 1918-10-16 278 Los Angeles entrance to Pacoima Canyon; San Gabriel Mountains, entrance to Pacoima Canyon 457 Comment
  JEPS22754  Lessingia glandulifera var. glandulifera Rimo Bacigalupi with Reino Alava 1958-7-20 6405 Los Angeles close to Angeles Crest Highway (close to State Highway 2, Charlton Flat); San Gabriel Mountains, Angeles National Forest, Charlton Fla 1623 Comment
  RSA0086923  Lessingia glandulifera var. glandulifera R. G. Swinney 2010-6-23 13336 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
  RSA336425  Lessingia glandulifera var. glandulifera R. F. Thorne, Dick Tilforth 1978-6-21 52324 Los Angeles San Gabriel Mountains: Bob's Gap, Comment
  RSA773979  Lessingia glandulifera var. glandulifera R. G. Swinney 2009-7-22 11312 Los Angeles summit of Mt. Hillyer, north of Horse Flats 1866 Comment
  UCR125933  Lessingia glandulifera var. glandulifera A. C. Sanders, Mark Elvin 2002-6-19 25192 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 335 Comment
  SBBG63045  Lessingia glandulifera var. glandulifera R. Hoffmann 1929-5-20 Los Angeles W Mojave Desert Comment
  SD230174  Lessingia lemmonii var. peirsonii Steve Boyd, Laura Moore, Mike Wall 1997-7-24 10022 Los Angeles Liebre Mountains Region: Summit of Liebre Mountain, saddle between Richardson and Bear canyons, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A). 1646 Comment
  UCR205674  Leucaena leucocephala A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36978 Los Angeles San Gabriel Valley, Baldwin Park, light industrial park at end of Cloverleaf Dr., E bank of the San Gabriel River NE of its confluence with Walnut Creek, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines 89 Comment
  CAS-BOT-BC444093  Lewisia nevadensis Robert F. Thorne; L. DeBuhr 1974-6-28 44763 Los Angeles San Gabriel Mts., Angeles National Forest: Lily Springs area on N slope Mt. Hawkins, drainage of S Fork Big Rock Creek 2438 Comment
  UC213016  Lewisia rediviva I. M. Johnston 1917-7-3 1412 Los Angeles head of San Antonio Canyon San Antonio Mountains 2438 Comment
  UC817472  Leymus triticoides F. R. Fosberg 1931-5-18 S 4991 Los Angeles Little Harbor Santa Catalina Island 2 Comment
  SEINET10893744  Leymus triticoides LeRoy R. Abrams 1902-6-12 Abrams 2524 Los Angeles Ballona creek, near Mesmer. Comment
  SFV17014  Lilium humboldtii subsp. ocellatum J. D. Dilley 1997-5-22 181 Los Angeles Verdugo Mountains Verdugo Mountains. La Tuna Canyon Park on La Tune Canyon, 1 mile west of Interstate Highway 210. 0.5 miles upstream on hillside above dry stream. 550 Comment
  UCR229514  Limonium californicum Jeremiah George 2011-8-18 s.n. Los Angeles South Coast, Wilmington, NE corner of intersection of Pacific Coast Hwy and Terminal Island (103) Fwy 3 Comment
  POM65866  Linanthus aureus H. M. Hall 1902-5-1 3031 Los Angeles Vicinity of Rock Creek. 1220 Comment
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Jun 17 2009
  UCR205826  Linanthus bigelovii R. G. Swinney 2008-5-8 8793 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  RSA156541  Linanthus californicus L. R. Abrams 1902-7-1 2624 Los Angeles Little Santa Anita Canyon, San Gabriel Mountains. Comment
  RSA60291  Linanthus californicus G. R. Campbell 1948-5-13 586 Los Angeles Just below fire station, San Dimas Canyon, San Gabriel Mountains 610 Comment
  RSA652608  Linanthus californicus Bill Amling 1948-4-26 15 Los Angeles 3 1/2 mi. north of Azusa Canyon road. 305 Comment
  UCD118512  Linanthus californicus Dan Axelrod 1932-3-21 s.n. Los Angeles 10 miles north of San Fernando. Comment
  RSA304671  Linanthus californicus J. R. Shevock 1970-3-24 59 Los Angeles Foothills. 457 Comment
  POM74788  Linanthus californicus subsp. glandulosus Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  RSA468447  Linanthus californicus subsp. glandulosus Anstruther Davidson 1893-05 s.n. Los Angeles Los Angeles. Comment
  UCR209112  Linanthus concinnus R. G. Swinney 2008-6-18 9078 Los Angeles San Gabriel Mountains, south of Juniper Hills, Burkhart Trail 0.7 miles WNW of Burkhart Saddle, junction of trail and W Fork of Cruthers Creek 2012 Comment
  SDSU3181  Linanthus dianthiflorus A. H. Gallup 1949-3-18 347 Los Angeles Claremont - open fields on Amherst Avenue. 366 Comment
  UCR150873  Linanthus dichotomus R. G. Swinney 1998-4-14 5973 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
  RSA587470  Linanthus dichotomus subsp. pattersonii Orlando Mistretta 1995-4-5 1604 Los Angeles Drainage W of Little Rock Creek Reservoir. 1189 Comment
  RSA679952  Linanthus parryae LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 880 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  UCR191696  Linanthus parryae A. C. Sanders 2008-4-23 35070 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon, gravelly draw on slope in side canyon to the east 1108 Comment
  UCR281298  Linanthus parryae R. G. Swinney 2014-4-18 16119 Los Angeles San Gabriel Mountains, NE of Littlerock Dam, north end of Alimony Ridge, south side of Mt. Emma Rd., to 75 m south of road 976 Comment
  RSA73281  Linanthus pungens F. W. Peirson 1929-7-1 8440 Los Angeles Mt. Pacifico: upper part of trail, San Gabriel Mountains. 1982 Comment
  SD126625  Lithophragma Bill Wagner 1989-3-10 Los Angeles Santa Monica Mountains, approx. I(c) mi. S of Hwy 101 & I(c) mi. W of Kanan Road (N9), vicinity of ladyface Peak 456 Comment
  SBBG38716  Lithophragma affine R. Moran 1941-3-6 682 Los Angeles Middle Ranch Cyn 300 Comment
  SEINET6032174  Lithophragma affine E. Braunton 1904-1 912 Los Angeles Glendale to Burbank Comment
  RSA468250  Lithophragma bolanderi L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  UCR180712  Lithophragma bolanderi R. G. Swinney 1995-4-4 3481 Los Angeles San Gabriel Mtns, Glendora, ridge overlooking south end of Mystic Canyon at Big Dalton Canyon 451 Comment
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Mar 18 2013
  POM255819  Lithophragma heterophyllum I. W. Clokey 1935-5-9 6668 Los Angeles San Dimas Canyon Comment
  SD107762  Lithophragma tenellum Robert F. Thorne, L. DeBuhr 1974-6-28 44759 Los Angeles San Gabriel Mts., Angeles National Forest: Lily Springs area on N slope Mt. Hawkins, drainage of S Fork Big Rock Creek 2438 Comment
  CHSC26210  Lithophragma tripartitum Wesley O. Griesal 1962-5-28 Los Angeles Big Pines, San Gabriel Mtns. 1828 Comment
  UCR190882  Lobelia dunnii var. serrata R. G. Swinney 1998-8-6 6722 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, granite cliff on east side c. 100 m below Fish Fork 1037 Comment
  UCR194271  Lobelia dunnii var. serrata R. G. Swinney 1998-8-6 6682 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River 1037 Comment
  SBBG113260  Lobularia maritima S. A. Junak with M. L. Hoefs, M. Gay, J. Chapman 1997-6-5 SCa 430 Los Angeles front of cabin No. 38 at beach (employee housing), Avalon 6 Comment
  SBBG17163  Lobularia maritima K. A. Wilson 1961-2-18 860 Los Angeles Mulholland Hwy, 2 mi W of Seminole Hot Springs Comment
  RSA725072  Loeseliastrum matthewsii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -92 Los Angeles Bob's Gap. At the South edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  UCD118868  Loeseliastrum matthewsii James Henrickson 1965-4-22 1950 Los Angeles Mojave Desert: ca. 19 miles E of Lancaster, S of Saddleback Butte. 899 Comment
  LA51829  Lomatium dasycarpum subsp. dasycarpum Carl Epling; 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  UCR99358  Lomatium dissectum var. multifidum Steve Boyd, Lauren Raz 1997-5-1 9655 Los Angeles Liebre Mtns region, Sierra Pelona ridgeline, c. 1.5 mi west of Mt. McDill & 1.3 mi. SSE of Lincoln Crest, the head of Bouquet Canyon 1512 Comment
  UC1537172  Lomatium nevadense var. parishii Gordon H. True Jr. 1935-3-27 176 Los Angeles 5 mi. s.w. Palmdale 914 Comment
  IRVC26425  Lomatium utriculatum A. C. Sanders, Mark Elvin, K. Rindlaub 2003-3-5 25705 Los Angeles Newhall Ranch, near entrance to Magic Mountain Amusement Park, north of magin Mtn. Parkway and west of I-5 NE end of Santa Susana Mtns. 335 Comment
  UC1971221  Lomatium utriculatum Louis C. Wheeler 1969-5-3 Los Angeles SAN GABRIEL MOUNTAINS: Bluebird truck trail. Comment
  RSA717351  Lomatium vaginatum Scott D. White, Pam De Vries 2006-5-9 11400 Los Angeles Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  SD28033  Lonicera catalinensis Carl B. Wolf 1932-5-9 3494 Los Angeles Santa Catalina Island; along road to Renton Mine, west of Pebbly Beach. Comment
  CAS-BOT-BC240500  Lonicera hispidula E. R. Blakley 1962-10-6 5474 Los Angeles Between reservoirs in Bullrush Canyon. Santa Catalina Island 274 Comment
  POM88090  Lonicera interrupta A. D. E. Elmer 1902-06 3964 Los Angeles Acton. Mt. Gleason. 829 Comment
  CAS-BOT-BC234874  Lonicera subspicata var. denudata Alice Eastwood 1915-8-25 4892 Los Angeles Country adjacent to Los Angeles. Duarte Comment
  POM199700  Lonicera subspicata var. denudata I. W. Clokey 1929-06 4554 Los Angeles Mandeville Canyon, Santa Monica Moutains. 300 Comment
  RSA455376  Lonicera subspicata var. denudata Anstruther Davidson 1887-1 s.n. Los Angeles Glendale. Comment
  CATA2066  Lonicera subspicata var. subspicata Steven A. Junak, Keri Kirkland, Margie Bushman 1998-10-21 812 Los Angeles Santa Catalina Island: On W side of canyon between White's Landing and Moonstone Beach 30 Comment
  SEINET10450465  Lotus argophyllus David B. Dunn 1955-5-6 Dunn 11858 Los Angeles Collected in stoddard canyon below the fork in rd in san antonion canyon. About 1.25 Yrs after the fire went thruogh striping the chaparral out. A few of the Sycamoures had a marrow strip of camvium survive on the downcanyon side. Live Oaks resprouting from many branches. Shrubs stump sprouting and an abundance of Herbaceous specious. Comment
  RSA597018  Lotus argophyllus var. argophyllus T. S. Ross 1990-6-25 3813 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  UCR270101  Lotus argophyllus var. argophyllus R. G. Swinney 2011-7-21 15336 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  RSA155785  Lotus argophyllus var. ornithopus P. H. Raven 1962-5-22 17843 Los Angeles Middle Ranch, Santa Catalina Island. 213 Comment
  UC15715 Image available Lotus davidsonii Dr. A. Davidson 1892-8-1 Los Angeles Wilsons Peak; ; Wilson's Peak, Los Angeles Co. Comment
  RSA682522  Lotus grandiflorus Scott D. White, Michael Honer 2003-5-7 9196 Los Angeles Santa Clarita Area: South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway. 335 Comment
  UC864794  Lotus grandiflorus E. Lloyd 1933-4-8 Los Angeles Temescal Canyon Santa Monica Mts. Comment
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Aug 29 2019
  RSA709540  Lotus humistratus A. C. Sanders, Mark Elvin 2003-4-29 26155 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east of Lake Hughes Rd. 488 Comment
  RSA585469  Lotus procumbens var. procumbens T. S. Ross 1990-5-29 2667 Los Angeles Big Pines Hwy, mid-way between Caldwell Lake and Big Rock Springs, on the NE side of the knoll behind which Shoemaker Canyon turns to the NW. 1402 Comment
  UC555539  Lotus procumbens var. procumbens Frank W. Peirson 1919-6-15 Los Angeles Rock Creek San Gabriel Mts., Pine Ridge 1371 Comment
  RSA746799  Lotus salsuginosus R. G. Swinney 2008-3-26 8573 Los Angeles San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  RSA498802  Lotus salsuginosus T. S. Clare 1929-3-29 s.n. Los Angeles Hillside near stream Comment
  UC56591  Lotus salsuginosus H. M. Hall 1902-5-2 3094 Los Angeles San Francisquito Pass 457 Comment
  RSA774275  Lotus scoparius subsp. brevialatus R. G. Swinney 2009-6-17 11175 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  POM19154  Lotus scoparius var. brevialatus P. A. Munz 1923-5-27 6887 Los Angeles Mt. Wilson Comment
  RSA406305  Lotus strigosus Anstruther Davidson 1894-04 s.n. Los Angeles Elysian Park, Los Angeles Comment
  RSA406939  Lotus strigosus var. strigosus F. R. Fosberg 1931-5-2 54742 Los Angeles Middle Ranch Canyon Santa Catalina Island 200 Comment
  RSA597251  Ludwigia peploides subsp. montevidensis B. Pitzer 1996-4-28 2738 Los Angeles Harbor City/ City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Highway (St. Hwy) and Vermont Ave. Comment
  SEINET10488424  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6450 x 7325 (2) Comment
  UC1481355  Lupinus albifrons David B. Dunn 1957-5-18 RSA- 6450 Los Angeles Comment
  CAS-BOT-BC201433  Lupinus albifrons var. albifrons E. K. Balls 1952-4-12 8465 Los Angeles Just North of Claremont below Indian Hill 365 Comment
  SBBG38748  Lupinus albifrons var. douglasii R. Moran 1941-3-13 704 Los Angeles mouth of Hermit Gulch 50 Comment
  RSA339701  Lupinus bicolor R. F. Thorne 1982-4-20 55000 Los Angeles San Gabriel Mts: Grassy slopes above Little Rock Creek below dams 976 Comment
  SD227814  Lupinus bicolor G. Helmkamp 1997-3-6 1345 Los Angeles Western Mojave Desert west of Lancaster. Flat area used for sheep grazing at 125th St. & CA-138. 762 Comment
  UCR185589  Lupinus bicolor A. C. Sanders 2007-4-25 33585 Los Angeles Tehachapi Mtns., Oso Canyon, 0.75 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  UCR259944  Lupinus bicolor R. G. Swinney 2010-6-1 13085 Los Angeles San Gabriel Mountains, Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1098 Comment
  SBBG28950  Lupinus bicolor D. B. Dunn, C. Epling 1946-4-19 2121 Los Angeles W side of Hwy 99, 5 mi S of Los Angeles County Honor Farm 762 Comment
  UC1212157  Lupinus bicolor David Dunn 1941-3-29 942 Los Angeles Claremont Golf Course; Foothill Boulevard Comment
  UC73210  Lupinus bicolor Miss E. D. Palmer November, 1904 Los Angeles vicinity Los Angeles; vicinity of Los Angeles Comment
  RSA598866  Lupinus bicolor subsp. marginatus Steve Boyd, T. S. Ross 1997-3-21 9243 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1195 Comment
  UCR137721  Lupinus chamissonis L. C. Wheeler 1974-4-4 s.n. Los Angeles Pacific slope, West end of the Los Angeles International Airport [LAX] 61 Comment
  UCR220246  Lupinus concinnus R. G. Swinney 2009-4-28 10519 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  RSA646076  Lupinus elatus Orlando Mistretta, Joe Mistretta 1992-9-22 s.n. Los Angeles San Gabriel Mountains: Pacific Crest Trail, between Cloudburst Summit and Cooper Camp. Comment
  UCSB22546  Lupinus elatus Wilken, Dieter 1968-7-9 Los Angeles Ridge south of Dawson Saddle; along trail to Throop Peak; San Gabriel Mtns. 2468 Comment
  CHSC95363  Lupinus excubitus var. austromontanus L. P. Janeway 2006-6-8 8678 Los Angeles San Gabriel Mountains. South slope of Blue Ridge near Angeles Crest Hwy, about 1.5 air km northeast of Vincent Gap. 2128 Comment
  UC1980243  Lupinus excubitus var. austromontanus Daisie Huang, Bart O'Brien 2008-4-20 08042005 Los Angeles Old Ridge Rte. Comment
  CAS-BOT-BC215334  Lupinus excubitus var. excubitus I. M. Johnston 1924-8-13 2600 Los Angeles Sunset Trail, 1 mile S of Sunset Peak 1584 Comment
  SEINET10485313  Lupinus excubitus var. hallii 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. The numbers are the field plant Numbers of rsa. Seeds from open field pollen vector. Comment
  RSA250385  Lupinus excubitus var. johnstonii R. F. Thorne 1972-8-11 42227 Los Angeles San Gabriel Mtns, Angeles National Forest: N slope of Mt. Waterman near Buckhorn Station. 2134 Comment
  UC56085  Lupinus formosus J. H. Barber 1897-7-11 262 Los Angeles Mt. Gleason Summit Comment
  SBBG45471  Lupinus formosus D. Emery 1955-4-28 Los Angeles rd to Big Pines from Hwy 138 Comment
  SD157643  Lupinus formosus Darley F. Howe Apr 1915 64 Los Angeles Claremont Comment
  RSA414783  Lupinus formosus var. formosus I. M. Johnston 1930-6-26 14662 Los Angeles Pine flats, above Chrystal 1829 Comment
  UCSB21808  Lupinus hirsutissimus Jensen, Karen 1965-4-10 Los Angeles 1 mi. SSW of Flint Peak; near Glendale 365 Comment
  RSA87415  Lupinus latifolius subsp. parishii F. W. Peirson 1903-4-11 464 Los Angeles Nichol Canyon, Santa Monica Mts Comment
  RSA642707  Lupinus latifolius var. parishii Orlando Mistretta 1992-7-13 698 Los Angeles Los Pinetos Spring Canyon Trail. Comment
  CAS-BOT-BC211687  Lupinus longifolius Alice Eastwood 1919-5-29 8921 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC211706  Lupinus longifolius C. B. Wolf 1931-5-14 2053 Los Angeles Wash along Beverly Blvd., west of Los Angeles Botanic Garden 121 Comment
  CAS-BOT-BC211720  Lupinus longifolius Louis C. Wheeler 1936-6-8 4126 Los Angeles Bell-San Dimas Canyon divide, San Gabriel Mts. 960 Comment
  SFV12389  Lupinus longifolius D. L. Koutnik 1978-6-3 520 Los Angeles Santa Monica Mountains Dry Canyon - Cold Creek Road between Mulholland Highway and Old Topanga Canyon Road. 305 Comment
  OBI48356  Lupinus microcarpus var. densiflorus Rhonda Riggins 1981-5-24 1233 Los Angeles Roadside bank Co. Rd N2, 0.5 mi S Jackson Rd, 2.7 mi SE Hwy 138 Comment
  OBI48514  Lupinus microcarpus var. microcarpus Rhonda Riggins 1981-5-24 1232 Los Angeles Along Peace Valley Rd (frontage to I5) 0.5 mi S Frazier Mtn Park Rd, 2 mi N Gorman Comment
  SBBG3684  Lupinus odoratus H. and M. Dearing 1937-4-27 786 Los Angeles Little Rock Comment
  RSA152082  Lupinus peirsonii Wesley O. Griesel 1962-6-27 s.n. Los Angeles Dawson saddle 2438 Comment
  RSA783078  Lupinus sparsiflorus Pam De Vries 2011-4-20 7776 Los Angeles Western Transverse Range, SW portion of the Liebre Mountains; about 0.5 air miles NNE of the intersection of Copper Hill and San Francisquito Canyon Road 426 Comment
  UCR187014  Lupinus sparsiflorus A. C. Sanders 2006-4-25 32166 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
  UCSB7327  Lupinus sparsiflorus McElwain, Isabelle 1953-3-7 Los Angeles 1/4 mile north 18000 Bull Canyon Rd., Granada Hills Comment
  RSA0083869  Lupinus succulentus Walter Stuart 1948-2-19 19 Los Angeles Collected from a cultivated orchard on Base Line 4 miles northeast of San Dimas. Only 2 plants were found. 335 Comment
  RSA414306  Lupinus succulentus Robert Gustafson 1981-4-29 2218 Los Angeles Ballona Wetlands, Area 1. Comment
  RSA652471  Lupinus succulentus Herb Hamilton 1949-5-4 s.n. Los Angeles Puddingstone Dam. 243 Comment
  SEINET10837880  Lupinus succulentus David B. Dunn 1946-1 Dunn 2012 Los Angeles Collected in Los Angeles. Comment
  SEINET2062687 Image available Lupinus truncatus Norman C. Cooper 1948-4-21 2713 Los Angeles Saugus, Los Angeles Area 762 Comment
  UC156993  Lupinus truncatus Geo. B. Grant 1904-5-4 734 Los Angeles Pasadena Comment
  UC1922668  Lupinus truncatus Valerie Soza, Miriam Sidibeh 2003-3-26 1607 Los Angeles Transverse Ranges; Verdugo Mountains region; Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  RSA150660  Lupinus truncatus Peter H. Raven 1962-5-9 17649 Los Angeles Just N of Gray, San Clemente Island 366 Comment
  SEINET12154802  Lupinus truncatus J. F. Bright 1934-1 9252 Los Angeles Santa Monica Coast Range Comment
  UCR223217  Lycium andersonii R. G. Swinney 2009-5-13 10788 Los Angeles Transverse Range; San Gabriel Mtns. Foothills, Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  RSA428825  Lycium californicum M. B. Dunkle 1930-3-26 2151 Los Angeles Little Harbor, Santa Catalina Island. Comment
  SEINET10696892  Lycopersicon esculentum Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3761 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  SEINET10818932  Lycopersicon esculentum Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2588 Los Angeles City of Pasadena. Trader Joe's, 610 S. Arroyo Pkwy. Comment
  RSA508705  Lyonothamnus floribundus subsp. aspleniifolius Mark Parratt 1965-1-26 645 Los Angeles Santa Catalina Island. Comment
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Nov 20 2012
  RSA578202  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8186 Los Angeles Santa Catalina Island. Vicinity of Twin Rocks, 380m SSW of 940-ft peak; between E and W forks of the easternmost blue-line drainage to Goat Harbor. 235 Comment
  RSA522329  Machaeranthera canescens var. canescens Timothy S. Ross, Orlando Mistretta 1990-10-3 3286 Los Angeles Upper portions of the Tie Canyon, Tujunga Ranger District, Angeles National Forest. 1829 Comment
  SBBG79736  Madia exigua F. R. Fosberg 1931-5-4 4762 Los Angeles Bullrush Cyn 60 Comment
  POM50463  Madia exigua L. R. Abrams 1901-6-1 1712 Los Angeles Santa Monica Mts. Comment
  RSA94373  Madia exigua F. W. Peirson 1921-6-21 2446 Los Angeles West Fork of San Gabriel River 610 Comment
  POM21162  Madia gracilis Fordyce Grinnell Jr. 1917-7-8 s.n. Los Angeles San Gabriel Mountains, Barley flats. 1707 Comment
  RSA188028  Madia gracilis R. F. Thorne 1966-4-28 36248 Los Angeles Santa Catalina Island: Hay Press area. 427 Comment
  UCR181137  Madia gracilis R. G. Swinney 1997-5-13 5520 Los Angeles San Gabriel Mtns, Water Canyon, a tributary from the north of San Gabriel River Canyon, north of Morris Dam 439 Comment
  POM362203  Madia sativa Louis Greata 1900-9-10 4097 Los Angeles Cambell-Johnston Ranch Comment
  CAS-BOT-BC231882  Malacothamnus davidsonii Elmer I. Applegate 1931-11-2 6827 Los Angeles San Fernando Wash, San Fernando Comment
  RSA673606  Malacothamnus davidsonii LeRoy Gross 2003-1-18 681 Los Angeles Along dirt road of Stough canyon Mountainway, before saddle were it meets verdugo Mountainway. 585 Comment
  CAS-BOT-BC206209  Malacothamnus fasciculatus C. B. Wolf 1931-10-23 1353 Los Angeles Swartout Valley 1/8 mi. E. of Wrightwood Lodge, San Gabriel Mts. 1828 Comment
  CAS-BOT-BC206230  Malacothamnus fasciculatus Robert F. Thorne; C. W. Tilforth 1971-6-17 39976 Los Angeles Little Tujunga Creek, 2 mi. up Loer Tujunga Rd. from Forestry Headquarters, San Gabriel Mts., Angeles National Forest 457 Comment
  RSA433296  Malacothamnus fasciculatus Blanche Trask 190 Los Angeles Avalon, Santa Catalina Island. Comment
  UC566271  Malacothamnus fasciculatus var. fasciculatus A. D. Gifford 1935-1-7 406 Los Angeles 6 1/2 mi se Whitaker Peak; Tejon Quadrangle 518 Comment
  CAS-BOT-BC206373  Malacothamnus fremontii John Thomas Howell 1947-7-18 23413 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  CAS-BOT-BC204194  Malacothamnus marrubioides John Thomas Howell 1950-11-9 27485 Los Angeles 12 miles north of Castac [Castaic] 609 Comment
  SBBG126923  Malacothrix clevelandii A. Parikh, N. Gale 2011-5-26 3397 Los Angeles upper Big Tujunga Cyn, 0.3 km ENE of Shortcut Stn, 0.7 km N of St Hwy 2 1308 Comment
  SBBG66074  Malacothrix clevelandii R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  UCR263281  Malacothrix clevelandii Anuja Parikh, Nathan Gale 2012-5-10 3591 Los Angeles Transverse Range: San Gabriel Mountains, west bank of the West Fork San Gabriel River, just south of concrete river crossing 830 Comment
  CAS-BOT-BC323298  Malacothrix foliosa E. R. Blakley 1962-6-10 5220 Los Angeles Wilson Cove, San Clemente Island 9 Comment
  RSA151026  Malacothrix foliosa P. H. Raven 1962-5-8 17606 Los Angeles On dunes on western side of island opposite Wilson Cove, San Clemente Island 30 Comment
  RSA535699  Malacothrix foliosa Timothy S. Ross 1991-5-22 5442 Los Angeles San Clemente Island: Spray (Point), W side of island about 5300 feet N of Eel Point. 9 Comment
  UCR131450  Malacothrix saxatilis Alison Lipman 1998-5-7 s.n. Los Angeles South Coastal Plains Region, City Hall property, Rancho Palos Verdes 213 Comment
  RSA527693  Malacothrix saxatilis var. tenuifolia Timothy S. Ross 1991-6-3 5516 Los Angeles Elephant hill: W Pomona 268 Comment
  POM9531  Malacothrix saxatilis var. tenuifolia P. A. Munz, R. D. Harwood 1920-5-17 3995 Los Angeles N Topango [Topanga] Canyon, Santa Monica Mtns. 61 Comment
  OBI8125  Malosma laurina Lewis Meltz 1977-4-9 LM 14 Los Angeles 25 m south of Eaton Canyon. 2.5 km east of Eaton Cyn bridge. 457 Comment
  SBBG71085  Malosma laurina M. N. Ackley -Jun-1928 5 Los Angeles Eagle Rock 243 Comment
  UCR138990  Malva nicaeensis L. C. Wheeler 1974-5-2 s.n. Los Angeles McClintock and 36th Street, University of Southern California Campus Comment
  RSA670201  Malva parviflora Joseph M. Keefe 2001-3-16 31133 Los Angeles North crest of Poppy Peak, across street from 1622 Poppy Peak Drive; 0.8 mile southeast of The Eagle Rock, Pasadena, CA 91105. 305 Comment
  SBBG131985  Malva parviflora S. A. Junak 1990-11-9 SCI 135 Los Angeles immediately below field station, at Camera Pad "Stone" 448 Comment
  SBBG38759  Malva parviflora M. B. Dunkle 1939-4-6 7293 Los Angeles Mosquito Harbor Comment
  UC198523  Malva parviflora Katharine Brandegee May, 1916 Los Angeles Santa Catalina Island Comment
  SDSU19653  Malva sylvestris Michael G. Simpson, Adrienne Russell & Jonathan Dunn 2000-7-21 2211 Los Angeles Corner of Honor Street and Commitment Street, San Clemente Island. 116 Comment
  UCD107553  Marah horrida Daryl Koutnik; Bruce Holguin 1978-4-1 220 Los Angeles Elizabeth Lake Road, northwest of Palmdale. 914 Comment
  RSA440997  Marah macrocarpa Louis Greata 1901-03 s.n. Los Angeles Arroyo Seco ? Comment
  SFV3627  Marah macrocarpa K. A. Wilson 1961-2-18 850 Los Angeles Santa Monica Mountains Calabasas. Mulholland Highway. Comment
  UCSB9125  Marah macrocarpa Haller, John 1953-3-4 Los Angeles Faculty Hill, UCLA Comment
  POM122761  Marah macrocarpa Marcus E. Jones 1926-5-7 s.n. Los Angeles Claremont. 365 Comment
  CATA130  Marrubium vulgare Mark L. Hoefs, A. Douglas Propst 1973-3-14 98 Los Angeles Santa Catalina Island: Cape Canyon 289 Comment
  RSA0035006  Marrubium vulgare Elwood Fordham 1951-3-8 s.n. Los Angeles Topanga, Summit Rd. 304 Comment
  SBBG19193  Marrubium vulgare M. A. Piehl 1963-12-8 63080 a Los Angeles mouth of Cave Cyn 1 Comment
  UCSB39766  Marrubium vulgare Dynowski, M. 1977-5-13 Los Angeles On east side of Azusa Ave; 1/4 mile south of its jtn. with San Francisquito Ave., San Jose Hills, Valinda 228 Comment
  UCR256433  Matricaria discoidea R. G. Swinney 2010-6-8 13197 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  RSA599694  Medicago lupulina L. C. Wheeler 1936-6-12 4154 Los Angeles Monroe Canyon. 549 Comment
  RSA717030  Medicago polymorpha Gary Kovnat, LeRoy Gross 2003-2-16 25 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  CAS-BOT-BC281501  Melica imperfecta William R. Dudley; F. H. Lamb 1896-6-9 4427 Los Angeles Fir Canon, Liebre Mts Comment
  CAS-BOT-BC281520  Melica imperfecta L. A. Greata 1900-3-28 s.n. Los Angeles Avalon Comment
  CHSC99676  Melica imperfecta LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 700 Los Angeles Transverse Ranges: Verdugo Mountains Region; South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Collected along road and nearby slopes. 695 Comment
  RSA0062567  Melica imperfecta R. G. Swinney 2010-4-20 12311 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA483710  Melica imperfecta Richard Noyes 1988-4-30 546 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Burbank Canyon, northwest of Thompson Creek Dam. 525 Comment
  RSA527671  Melica imperfecta Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4289 Los Angeles San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon. Comment
  RSA6050  Melica imperfecta C. B. Wolf 1932-10-3 4213 Los Angeles Santa Catalina Island. About 1 1/4 mile from Wrigley Drive on road to Renton Mine (head of right fork of Pebbly Beach canyon) 305 Comment
  RSA653831  Melica imperfecta Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 801 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 488 Comment
  CAS-BOT-BC281506  Melica imperfecta M. B. Dunkle 1940-3-20 7438 Los Angeles Second canyon S, Santa Barbara Island Comment
  RSA332614  Melica stricta Wayne E. Sawyer 1981-6-11 20 Los Angeles Angeles National Forest: Hwy 2 between Dawson Saddle and junction of Ca Hwy 39, 1.6 miles from Dawson Saddle. 2317 Comment
  SBBG127980  Melilotus albus M. L. Hoefs, S. A. Junak, K. Kirkland 1996-7-11 2756 Los Angeles hillside by City Fire Station, Avalon 18 Comment
  SDSU5069  Melilotus albus Gerald Collier 1951-5-10 3684 Los Angeles Near dirt dump just east of new botany building UCLA Campus. (Greenhouse). Comment
  RSA578892  Mentha canadensis Tim S. Ross, Steve D. Boyd, Steve Burns 1994-7-6 8098 Los Angeles Cottonwood Swamp confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. 512 Comment
  RSA409917  Mentha spicata Anstruther Davidson 1923-9-1 s.n. Los Angeles Near lake Comment
  RSA0053887  Mentzelia R. G. Swinney 2010-5-11 12643 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
  SBBG69330  Mentzelia affinis R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  RSA440346  Mentzelia affinis Tom Burch 1940-3-9 s.n. Los Angeles Redondo Beach. 0 Comment
  SBBG4845  Mentzelia affinis H. and M. Dearing 1930-4-15 1003 Los Angeles between Cajon Pass and Palmdale Comment
  UC1929991  Mentzelia albicaulis Scott D. White 2004-5-5 10296 Los Angeles Liebre Mtns: Bald Mtn area, west of Old Ridge Route. Comment
  UCR239023  Mentzelia dispersa Anuja Parikh, Nathan Gale 2010-6-17 3318 Los Angeles Transverse Range; San Gabriel Mountains, Upper Big Tujunga Canyon, 0.2 km north of State Hwy 2, Angeles Crest Hwy, 0.5 km northeast of its intersection with Upper Big Tujunga Canyon Road, under powerlines 1365 Comment
  UCR271056  Mentzelia dispersa R. G. Swinney 2011-6-6 15003 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA0034503  Mentzelia laevicaulis Mark Schneider 1973-10-20 s.n. Los Angeles San Gabriel Mts., on cliff above Rd., Big Tujunga Canyon before trail canyon turn off. 609 Comment
  RSA446775  Mentzelia micrantha M. B. Dunkle 1933-6-17 206 Los Angeles San Antonio River Canyon 915 Comment
  SBBG14240  Mentzelia micrantha M. A. Piehl 1962-6-9 62344 Los Angeles near head of China Cyn, ca. 2 mi from China Pt 213 Comment
  SBBG69317  Mentzelia micrantha M. N. Ackley -May-1926 501 Los Angeles Big Tujunga Ranger Station 511 Comment
  SFV21128  Mentzelia micrantha L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1042 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Brand Canyon above the large waterfall where the canyon forks off, near above coordinates. At check dam (man-made waterfall). 393 Comment
  JEPS41206  Mentzelia montana Frank W. Peirson 1918-6-12 120 Los Angeles Trail at Mt. Markham San Gabriel Mts., Mt. Markhkam 1645 Comment
  RSA446796  Mentzelia montana Anstruther Davidson 1904-06 2798 Los Angeles San Gabriel Mountains: Mt. Wilson. Comment
  SD134435  Mentzelia pinetorum Craig Reiser 1990-5-16 Los Angeles Mount McDill on the Ritter Ranch, NW of Palmdale Comment
  UCR205456  Mentzelia veatchiana R. G. Swinney 2008-5-2 8733 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  RSA446885  Mentzelia veatchiana Anstruther Davidson 1920-06 s.n. Los Angeles Acton. Comment
  CATA1153  Mesembryanthemum crystallinum Mark L. Hoefs 1995-5-30 2144 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  SBBG117047  Microseris douglasii S. A. Junak 2001-5-4 SCa 1488 Los Angeles N side of rd to Parson's Landing, SE of beach at landing, ca. 0.6 mi W of gate at Emerald Bay 121 Comment
  UCR186895  Microseris douglasii A. C. Sanders 2006-4-14 32051 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  CAS-BOT-BC348916  Microseris douglasii subsp. douglasii Le Roy Abrams 1901-4-3 1255 Los Angeles Santa Monica Mts. 213 Comment
  RSA188053  Microseris douglasii subsp. platycarpha R. F. Thorne 1966-4-4 35778 Los Angeles Santa Catalina Island. Blue Cavern Point, NE of Isthmus Cove 30 Comment
  RSA535299  Microseris douglasii subsp. platycarpha Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5329 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  UCR126585  Microseris heterocarpa A. C. Sanders 2003-4-16 26021 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course 366 Comment
  POM363440  Microseris heterocarpa Anstruther Davidson 1905-5-1 1433 Los Angeles Hollywood Comment
  POM96956  Microseris lindleyi P. A. Munz 1925-4-23 9414 Los Angeles San Gabriel Canyon. 305 Comment
  RSA527662  Microseris lindleyi Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4383 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  CATA1110  Mimulus aurantiacus Mark L. Hoefs 1995-5-23 2074 Los Angeles Santa Catalina Island: Lower Middle Ranch Canyon, near road to Bulrush Canyon 115 Comment
  RSA339632  Mimulus aurantiacus Robert F. Thorne, M. Z. Thorne 1980-3-23 54008 Los Angeles Johnson's Pasture, above Claremont. 610 Comment
  UCD122222  Mimulus aurantiacus A. C. Sanders; D. Malueg 1998-6-22 22028 Los Angeles San Gabriel Mtns. La Canada, SCE Gould Substation off Hwy 2, Gould Canyon. 595 Comment
  RSA0120031  Mimulus aurantiacus var. pubescens R. G. Swinney 2014-5-19 16549 Los Angeles San Gabriel Mountains; Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Mtwy. 515 Comment
  UC1587679  Mimulus aurantiacus var. pubescens Tim Ross 1991-3-9 4205 Los Angeles head Oak Canyon; Puente Hills, Whittier Hills 368 Comment
  UC943828  Mimulus aurantiacus var. pubescens H. E. McMinn, M. Van Rensselaer 1945-6-6 1888 C Los Angeles hills a few mi w Pomona (on Highway 99 at summit of grade on high cut s side of road) Comment
  UCR174916  Mimulus aurantiacus var. pubescens Holly Summers 2006-6-4 41 Los Angeles San Gabriel Mountains, 2 miles north of Foothill Blvd. on Angeles Crest Highway (Hwy 2), near Brown Canyon 701 Comment
  RSA0060192  Mimulus aurantiacus var. pubescens Robert M. Perkins 1935-5-4 72 Los Angeles Hendrick's Canyon. Comment
  POM246634  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-4-7 S- 4497 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island 2 Comment
  RSA177792  Mimulus aurantiacus var. puniceus Robert F. Thorne, Percy C. Everett 1965-5-10 34443 Los Angeles Black Jack Mt., few hundred feet below summit; Santa Catalina Island 488 Comment
  RSA0040125  Mimulus brevipes Orlando Mistretta 1990-7-2 s.n. Los Angeles Bear Flat 1746 Comment
  RSA408116  Mimulus brevipes Donald R. Bissing 1973-6-2 107 Los Angeles Evey Canyon, San Gabriel Mountains. NE canyon wall 1.3 mile from mouth of canyon. 976 Comment
  LA32125  Mimulus cardinalis Peter H. Raven; 1959-10-25 14690 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, 1.6 mi N of the Coast Hwy. 137 Comment
  RSA420660  Mimulus cardinalis F. R. Fosberg, Joseph A. Ewan 1931-8-11 S- 5496 Los Angeles Lower Pine Flat, First Camp, N Fork, San Gabriel Canyon 1500 Comment
  UC625043  Mimulus cardinalis F. R. Fosberg 1931-5-18 S 4910 Los Angeles Sweetwater Canyon Santa Catalina Island 160 Comment
  UC444810  Mimulus floribundus Geo. B. Grant 1904-6-16 790 Los Angeles Pasadena Comment
  RSA724664  Mimulus floribundus K. Dobry 1992-10-25 d- 1092 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  CHSC114475  Mimulus guttatus Duncan S. Bell; Caitlin Elam 2013-6-24 5279 Los Angeles Transverse Ranges; San Gabriel Mountains region: Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  UCR174492  Mimulus guttatus Jennifer H. Jones 2006-5-17 305 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., Just in front of Claremont Wilderness Park. N end of Mills Avenue 497 Comment
  LA209496  Mimulus guttatus Carolyn Barber; 1969-5-6 Los Angeles Gorman Comment
  POM42  Mimulus guttatus L. R. Abrams 1901-4-8 1442 Los Angeles Arroyo river near PasadenaArrowhead Hotsprings and immediate vicinity, Coldwater Canyon and Strawberry Creek ca. 1/2 mile E of the old Arrowhead Hot Springs Hotel. Comment
  RSA442743  Mimulus guttatus M. A. Salazar 1969-8-12 s.n. Los Angeles Big Tujunga Canyon, c. 5 miles north of Tujunga 610 Comment
  UCR194262  Mimulus moschatus R. G. Swinney 1998-8-5 6651 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch 1280 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
  CHSC101711  Minuartia douglasii V. Soza; LeRoy Gross 2002-4-3 1379 Los Angeles Transverse Ranges, Liebre Mountains region; west side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. Comment
  UCR152900  Mirabilis laevis A. C. Sanders, Helen Kennedy 2005-4-13 29410 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA545283  Mirabilis laevis D. Propst, Mark Hoefs 1973-3-3 42 Los Angeles Road just above Escondido, Santa Catalina Island. 244 Comment
  CAS-BOT-BC434647  Mirabilis laevis var. crassifolia Reid Moran; R. M. Beauchamp; T. Oberbauer 1975-8-23 22692 Los Angeles Near mouth of Red Rock Canyon, San Clemente Island. 20 Comment
  RSA464655  Mirabilis laevis var. crassifolia Thomas Moore 1947-4-15 9 Los Angeles Foothills of Santa Monica Mtns. near UCLA campus. Comment
  SBBG89289  Mirabilis laevis var. crassifolia J. Adams 1965-3-19 77 Los Angeles Thompson's Wash, N end of Indian Hill Blvd; Claremont Comment
  RSA0115480  Mirabilis multiflora var. pubescens T. B. Salvato, H. Spencer Badet, Mitch Provance 2007-4-26 2080 Los Angeles Tehachapi Mountains Foothils/ Western Antelope Valley: outwash plain below Bronco Canyon, c. 4 mi N of Hwy 138. 915 Comment
  CAS-BOT-BC219995  Monardella breweri subsp. lanceolata J. Ewan 1931-7-4 4737 Los Angeles Near Gold Creek Road, Pacoima Canyon, San Gabriel Mts. Comment
  SFV21881  Monardella lanceolata L. L. Zung 2011-5-17 7 Los Angeles San Gabriel Mountains Juniper Hills. 1280 Comment
  RSA401613  Monardella linoides subsp. stricta L. E. Hoffman 1932-7-4 s.n. Los Angeles Big Pines Park, Swarthout Canyon. Comment
  CAS-BOT-BC220436  Monardella saxicola Louis C. Wheeler 1933-8-14 2081 Los Angeles San Dimas Canyon, San Gabriel Mts. 640 Comment
  CAS-BOT-BC349489  Monolopia lanceolata Geo. B. Grant 1903-3-22 s.n. Los Angeles Highland Park Comment
  SFV4906  Monolopia lanceolata M. H. Grayum 1971-5-19 s. n. Los Angeles Santa Monica Mountains Small canyon to the south of the school at the intersection of Mulholland Highway and Dry Canyon-Cold Creek Road (the most northerly segment). West-facing slope. 457 Comment
  RSA252893  Mucronea perfoliata Robert F. Thorne 1973-5-11 43549 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam. 1037 Comment
  RSA403594  Muhlenbergia asperifolia Anstruther Davidson 1889-07 s.n. Los Angeles Riverside. Los Angeles. Comment
  CATA686  Muhlenbergia microsperma Mark L. Hoefs 1991-4-26 1177 Los Angeles Santa Catalina Island: Bluff southeast of Pebbly Beach, between Edison power plant and City dump 88 Comment
  SBBG19162  Muhlenbergia microsperma M. A. Piehl 1963-12-7 631038 Los Angeles opposite Pyramid Head on SE tip of island 21 Comment
  RSA586172  Muhlenbergia rigens Orlando Mistretta 1995-10-2 1943 Los Angeles San Gabriel Mountains: Little Rock Creek. Upstream from Basin Campground. 1052 Comment
  RSA596765  Muhlenbergia rigens L. C. Wheeler 1970-3-28 s.n. Los Angeles San Gabriel Mountains. Bootleggers Canyon. 884 Comment
  UCR190017  Muilla maritima R. G. Swinney 1998-6-12 6954 Los Angeles San Gabriel Mtns., NW of Jackson Lake at Ball Flat, 0.7 mi. north of Big Pines Hwy on 4N16, Ball Flats Rd. 1890 Comment
  CAS-BOT-BC514192  Muilla maritima G. B. Grant 1901-3-24 3645 Los Angeles Eaton Wash Comment
  RSA670601  Muilla serotina B. C. Templeton, I. W. Clokey 1930-5-13 1468 Los Angeles Bouquet Canyon. Comment
  SBBG108991  Munzothamnus blairii S. A. Junak 1996-10-1 SCl 695 Los Angeles middle portion of Horse Cyn, ca. 1.7 mi SW of Thirst 304 Comment
  SD51842  Munzothamnus blairii Peter H. Raven 1962-7-11 17992 Los Angeles San Clemente Island; canyon north of station Nanny, northeast of Lemon Tank. Comment
  SBBG13268  Myriopteris newberryi M. A. Piehl 1962-6-9 62316 Los Angeles just below (N of) Chenity (S of Mosquito Cove) 304 Comment
  UCR150545  Nama californica R. G. Swinney 1999-6-21 7390 Los Angeles San Gabriel Mtns., nameless canyon immediately west of Jesus Canyon 1585 Comment
  SBBG65094  Nama demissa R. Hoffmann 1925-5-15 Los Angeles Antelope Valley Comment
  RSA729958  Nama demissa var. demissa R. G. Swinney 1999-4-5 7062 Los Angeles San Gabriel Mtns./Mojave Desert: lower Boulder Canyon Wash, 0.6 mi. south of Ft. Tejon Rd. (Ave. Y) on 213th St. East. 1207 Comment
  CAS-BOT-BC259911  Nassella lepida Peter H. Raven; H. L. Wedberg 1957-6-15 10903 Los Angeles Latigo Canyon, 0.8 mile N of US 101A, Santa Monica Mountains Comment
  CAS-BOT-BC259916  Nassella lepida Carl B. Wolf 1932-5-10 3535 Los Angeles Santa Catalina Island. 100 yards SE of summit of Equestrian Trail, back of Avalon 304 Comment
  LA33436  Nassella lepida Peter H. Raven; 1959-5-3 14059 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive near Beverly Glen Blvd. Comment
  POM296801A  Nassella lepida Lyman Benson 1947-5-2 12350 Los Angeles Indian Hill, Claremont. 426 Comment
  RSA187988  Nassella lepida R. F. Thorne, Percy C. Everett 1965-6-22 34889 Los Angeles Santa Catalina Island. Upper end of Avalon Canyon along road. 243 Comment
  RSA91680  Nassella lepida F. W. Peirson 1918-4-28 1586 Los Angeles Summit of Turnbull Canyon, hills above Whittier Comment
  RSA527710  Nassella pulchra Timothy S. Ross, Annette Ross 1991-3-7 4149 Los Angeles Elephant Hill, western Pomona. 300 Comment
  RSA604517  Nassella pulchra Sara L. Crockett, Sheila Schueller 1997-3-8 562 Los Angeles Santa Catalina Island. Point overlooking Cottowood Beach. 79 Comment
  RSA648714  Nasturtium officinale Dolores Perez 1981-5-3 33 Los Angeles Hwy 39, Crystal Lake Recreation Area Comment
  RSA788857  Navarretia hamata J. Mark Porter, Lauren Machen 2012-5-28 15154 Los Angeles Claremont; Gravel pits S of Foothill Blvd. and between Claremont Blvd. and Monte Verde Ave. 390 Comment
  LA99224  Navarretia hamata Harlan Lewis; 1942-6-7 Los Angeles SANTA MONICA MOUNTAINS, Sunset Blvd. Comment
  RSA65001  Nemacaulis denudata var. denudata F. W. Peirson 1951-8-18 1781 Los Angeles Alamitos, Long Beach Comment
  JEPS78510  Nemacladus pinnatifidus Frank W. Peirson 1918-6-12 219 Los Angeles foothills e Rubio Canyon; San Gabriel Mountains 609 Comment
  RSA706549  Nemacladus sigmoideus LeRoy Gross 2005-6-23 2385 Los Angeles Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. 1401 Comment
  RSA616268  Nemophila menziesii Scott D. White, Pam DeVries 1998-3-15 6496 Los Angeles Soledad Canyon Proposed quarry area N of Soledad Canyon road, S of I14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. Degraded shrublands on S facing slopes and canyons above Soledad Canyon. 579 Comment
  UC67156  Nemophila menziesii Ernest Braunton Feb. 1903 822 Los Angeles Griffith Park Comment
  UCR48865  Nemophila menziesii Steve Morgan 1974-5-17 147 Los Angeles San Gabriel Mtns., 8.9 mi east of Big Tujunga Canyon Road, on dirt road 300 yards north of Monte Cristo Ranger Station 976 Comment
  RSA652199  Nemophila menziesii Jeanne Bellemin 1969-5-10 s.n. Los Angeles Evey Can. off Baldy Rd. Comment
  UC131457  Nemophila menziesii var. integrifolia C. F. Baker 1904-4-22 4183 Los Angeles Monrovia Comment
  UCR199978  Nemophila menziesii var. integrifolia Valerie Soza, L. Lubinsky 2001-5-16 1226 Los Angeles Transverse Ranges; Verdugo Mountains, Northern San Rafael Hills, Liz's Loop (Edison Road) to Cherry Canyon Fire Road 457 Comment
  RSA563518  Nemophila menziesii var. integrifolia Tim S. Ross, W. Appleby 1993-4-15 6823 Los Angeles Western San Gabriel Mountains: Los Pinetos Spring at the head of Los Pinetos Canyon. 893 Comment
  UC24269  Nemophila menziesii var. integrifolia H. M. Hall 3081 Los Angeles Elizabeth Lake, Los Angeles Co. Comment
  UCR150891  Nemophila pedunculata Valerie Soza, L. Moore 1999-6-30 581 Los Angeles Transverse Ranges; San Gabriel Mtns, Upper Winter Creek Trail 854 Comment
  RSA188389  Nicotiana bigelovii Robert F. Thorne, Percy C. Everett 1965-6-22 34883 Los Angeles Santa Catalina Island. Road to East Mountain, S end of island. 457 Comment
  UC1871158  Nicotiana glauca T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4936 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  SEINET6174946  Nicotiana quadrivalvis var. bigelovii G. B. Grant 839 Los Angeles Covina Comment
  UCR232367  Nitrophila occidentalis Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-19 8009 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, along east side of Sierra Highway, 230 m south of Avenue E 702 Comment
  RSA69488  Nitrophila occidentalis E. L. Paddock 1951-8-1 s.n. Los Angeles Coyote Creek Wash, toward Norwalk. Comment
  UCSB10001  Nuttallanthus texanus Wedberg, H. 1958-2-22 Los Angeles On Point Dume Comment
  SEINET12188943  Oenothera bistorta C. L. Abbott 1926-1 s.n. Los Angeles Los Angeles Comment
  RSA301275  Oenothera californica W. Stubbe 1971-1 76 -16 Los Angeles Eastside of the Sierra, between Pearblossom and Elisabeth Lake. Comment
  RSA9868  Oenothera californica Fay A. MacFadden 1933-05 10996 Los Angeles Verdugo Mountains: Tujunga Wash near Radford St., Roscoe. Comment
  RSA575388  Oenothera californica subsp. californica R. G. Swinney 1993-9-11 2651 Los Angeles Wrightwood, jct of Pine Rd & Hwy 2. S side of stream & adjacent to it. 1799 Comment
  RSA75411  Oenothera elata subsp. hirsutissima F. W. Peirson 1920-9-17 780 Los Angeles San Antonio Canyon, San Gabriel Mountains. 1341 Comment
  UCD107001  Oenothera sinuosa J. B. Perret 1921-9-1 s.n. Los Angeles San Fernando. Comment
  RSA604541  Opuntia ficus-indica L. C. Wheeler 1968-11-9 s.n. Los Angeles San Gabriel Mountains: 0.2 miles inside mouth of San Gabriel Canyon. 232 Comment
  UCR142303  Opuntia littoralis A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23296 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 655 Comment
  POM214687  Opuntia oricola F. R. Fosberg 1932-7-15 8614 Los Angeles San Pedro Hills. Comment
  RSA584631  Orobanche bulbosa Tim S. Ross, Steve D. Boyd 1993-5-23 7284 Los Angeles Steep, northerly draw draining from saddle between Red Mtn's long E Ridge and a small notched peak (3227-ft), to upper Clearwater Canyon, ca 430-500 m SSW of Plum Spring. 875 Comment
  UCSB27036  Orobanche cooperi Oliver, Lois 1964-5-15 Los Angeles Joshua Tree woodland on State Highway 138, 6.3 miles southeast of intersection of State 138 and Antelope Highway 1066 Comment
  RSA715754  Orobanche fasciculata Scott D. White, Pam De Vries 2006-5-10 11419 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  UCR271230  Orobanche fasciculata R. G. Swinney 2011-6-14 15115 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  RSA0076156  Orobanche fasciculata Louis C. Wheeler 1967-8-28 10543 Los Angeles San Gabriel Mountains: Gold Dollar Mine at head of Dry Gulch off Coldwater Canyon. 2194 Comment
  RSA0084359  Orobanche parishii F. R. Fosberg, Joseph A. Ewan 1931-8-12 s.n. Los Angeles Summit Mt. Islip, San Gabriel Mts. 2500 Comment
  RSA0059139  Orobanche valida subsp. valida Orlando Mistretta 1995-6-23 1408 Los Angeles Vicinity of Lookout Mountain; approximately 0.25 miles SE of Lookout Mountain summit. 1829 Comment
  RSA401973A  Orthocarpus densiflorus Louis C. Wheeler 1933-4-2 1585 Los Angeles La Verne. 290 Comment
  RSA597766  Orthocarpus purpurascens var. purpurascens Steve D. Boyd, Lauren Raz 1997-3-14 9178 Los Angeles Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg. 1213 Comment
  SEINET10954059  Oryza sativa Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2646 Los Angeles City of Pasadena. Lake Produce Center, 752 N. Lake. Comment
  LA51815  Osmorhiza brachypoda Carl Epling; 1925-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  UC875691  Osmorhiza brachypoda C. F. Baker 1904-5-2 4730 Los Angeles hills near Claremont Comment
  POM2735  Oxalis albicans subsp. californica D. L. Crawford, Hiatt 1916-3-28 s.n. Los Angeles Santa Monica Mountains. Comment
  UCD110779  Oxalis corniculata C. W. Tilforth 1970-1-18 244 Los Angeles Residence in Piedmont Mesa, Clarement. Comment
  RSA670306  Oxalis pes-caprae Joseph M. Keefe 2001-3-19 31182 Los Angeles San Rafael Mountains. 2 meters north of Glenoaks Boulevard, 60 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208. 476 Comment
  UCD111024  Oxalis pes-caprae Geoffrey Levin 1975-1-17 456 Los Angeles waste ground near Bonita and College Ave., Claremont. Alluvial fan of Mt. San Antonia (San Gabriel Mountains.) Santa Ana River drainage area (Pacific Slope.) Comment
  UCR191296  Oxytheca parishii R. G. Swinney 1998-7-2 6267 Los Angeles San Gabriel Mtns., north of Table Mountain, Wrightwood area, 1.6 mi. north of junction of roads 4N21B, 4N21A, and 4N21 on ridge north of end of 4N21 1963 Comment
  RSA473026  Packera ionophylla Fordyce Grinnell Jr. 1920-8-22 17784 Los Angeles Ridge E of Fox Creek Comment
  CAS-BOT-BC121160  Paeonia californica Steve Boyd; Lauren Raz 1997-3-25 9273 Los Angeles Liebre Mountains Region: Knapp Ranch area at upper end of Castaic Creek drainage at head of Cienaga Canyon 1060 Comment
  LA82451  Paeonia californica O. H. Kappler; 1941-2-19 82 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA250683  Paeonia californica Robert F. Thorne 1971-4-2 41429 Los Angeles Johnson's Pasture's, N. of Mountain Avenue, Claremont. 549 Comment
  UCR205113  Paeonia californica R. G. Swinney 2008-4-16 8675 Los Angeles San Gabriel Mtns., San Dimas, Spring Canyon, north end between east and west forks of canyon 393 Comment
  RSA434255  Paeonia californica Geo. L. Moxley 1914-2-23 209 Los Angeles Foot Hills Comment
  UCD89552  Panicum capillare Louis C. Wheeler 1933-10-22 2194 Los Angeles Crystal Lake, San Gabriel Mountains. 1706 Comment
  UC729783  Parapholis incurva Carl B. Wolf 1932-5-12 3577 Los Angeles borders of Catalina Harbor Santa Catalina Island; , borders of Catalina Harbor 3 Comment
  SBBG13301  Parietaria hespera var. californica M. A. Piehl 1962-6-10 62391 Los Angeles cyn E of Thirst 304 Comment
  SBBG98428  Parietaria hespera var. californica T. Ross 1991-5-23 5480 Los Angeles mouth of Tota Cyn 6 Comment
  UC1714586  Parietaria hespera var. hespera L. R. Abrams and I. L. Wiggins 1931-7-6 369 Los Angeles vicinity Mosquito Harbor; San Clemente Island Comment
  UC398764  Parietaria hespera var. hespera Katharine Brandegee 1916-1 Los Angeles Santa Catalina Island Comment
  UCR125609  Parietaria hespera var. hespera A. C. Sanders 2003-5-22 26823 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  SD52965  Parietaria hespera var. hespera Peter H. Raven 1962-4-12 17309 Los Angeles San Clemente Island. Comment
  UCR275548  Parietaria judaica D. E. Bramlet 2010-1-12 4438 Los Angeles South Coast, Oxford Basin, Marina del Rey, between Admiralty Way & Washington Blvd., near the bike path 3 Comment
  RSA623864  Paspalum distichum Charlotte M. Hoak 3908 Los Angeles Santa Monica Canyon. Comment
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May 29 2014
  UCR177280  Pectocarya anisocarpa Scott D. White, Michael Honer 2003-5-7 9210 Los Angeles Liebre Mountains, Tapia Canyon, c. 2 air mi east of the Hwy 5 junction with 'Old Ridge Route 457 Comment
  IRVC27797  Pectocarya linearis A. C. Sanders 2005-5-11 30172 Los Angeles Santa Clarita area, upper Plum Cyn along Plum Cyn Rd between crest and vernal pool on bench in mid cyn, NW of Forest Park between Mint and Bouquet cyns. Western San Gabriel/Liebre Mtns Region 579 Comment
  RSA611347  Pectocarya penicillata Steve Boyd 1998-4-1 10135 Los Angeles Mojave Desert: Antelope Valley, along Highway 138 (West Avenue D), ca. 1.8 miles west of the junction with Highway 14, ca. 4 miles southwest of Rosamond Dry Lake. 701 Comment
  UCR255768  Pectocarya penicillata R. G. Swinney 2010-5-12 12706 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
  RSA0111946  Pectocarya setosa Richard G. Swinney 2011-4-19 14402 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
  RSA249800  Pectocarya setosa R. F. Thorne 1973-5-11 43497 Los Angeles 1/4-1/2 mi N of Bob s Gap, N slope of Holcomb ridge, c. 2 1/2 mi due S of Llano 1159 Comment
  UCR151333  Pectocarya setosa LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 866 Los Angeles Transverse Ranges/San Gabriel Mtns region, Big Rock Creek, N and east of Valyermo Ranger Station off Big Pines Hwy 1143 Comment
  UCR184211  Pectocarya setosa A. C. Sanders 2007-4-19 33449 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  LA94137  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-12 1721 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, Tuna Canyon Road, ca 3 mi above Hwy 1, ravine just W of road. 289 Comment
  LA94144  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-26 1791 Los Angeles SANTA MONICA MOUNTAINS, Woodland Hills, Mulholland Hwy [prob Dr.], ca 1 mi W of Topanga Canyon Rd. 304 Comment
  RSA0088109  Pellaea andromedifolia R. G. Swinney 2010-4-30 12455 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  RSA0114813  Pellaea andromedifolia R. G. Swinney 2011-10-25 15851 Los Angeles San Gabriel Mountains; along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek. 1001 Comment
  SEINET4556461 Image available Pellaea andromedifolia George B. Grant May 1902 918 Los Angeles South West California Comment
  RSA226229  Pellaea andromedifolia var. andromedifolia Gary D. Cromwell, David W. Wheat 1971-5-14 649 Los Angeles San Gabriel Mountains: Mystic Canyon, Angeles National Forest. 2 miles NE of Glendora. On ridge west of canyon mouth 457 Comment
  POM156314  Pellaea andromedifolia var. andromedifolia L. R. Abrams 1903-3-13 3121 Los Angeles San Gabriel Canyon. Comment
  SBBG98453  Pellaea mucronata T. Ross 1991-5-21 5399 Los Angeles the "armpit" where the two upper forks of Box Cyn join together; near drop into cyn 457 Comment
  LA200084  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-3-20 1765 Los Angeles SANTA MONICA MOUNTAINS, Old Topanga Canyon, ca 3 mi from Topanga on Old Topanga Road. 304 Comment
  UCR101228  Pennisetum clandestinum L. C. Wheeler 1968-11-9 s.n. Los Angeles San Gabriel Mtns., 0.2 miles inside mouth of San Gabriel Canyon 232 Comment
  RSA226977  Penstemon caesius Robert F. Thorne 1971-8-25 41251 Los Angeles San Gabriel Mountains, Angeles National Forest: Summit of Throop Peak 2784 Comment
  POM50423  Penstemon centranthifolius L. R. Abrams 1901-4-5 1340 Los Angeles Chatsworth Park Comment
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Mar 6 2011
  RSA724651  Penstemon centranthifolius K. Dobry 1991-5-13 493 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  RSA773287  Penstemon centranthifolius R. G. Swinney 2009-6-24 11275 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  SEINET13387026 Image available Penstemon centranthifolius R. G. Swinney 2011-1 15169 Los Angeles San Gabriel Mountains: Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy (Chilao Flat 7.5' Q.) (T3N R11W S22) 1585 Comment
  RSA650288  Penstemon centranthifolius E. S. Spalding 1948-4-24 s.n. Los Angeles They were located in the Mojave desert on highway 6 and 33 miles from highway 99. 396 Comment
  POM175341  Penstemon grinnellii subsp. grinnellii E. Crow 1930-6-29 s.n. Los Angeles Near Pine Flats, San Gabriel Mountains. Comment
  POM175439  Penstemon grinnellii subsp. grinnellii Joseph A. Ewan 1930-6-24 2640 Los Angeles Crystal Lake, N. Fork San Gabriel R. 1707 Comment
  RSA563498  Penstemon grinnellii subsp. grinnellii Tim S. Ross, W. Appleby 1993-5-13 7111 Los Angeles Western San Gabriel Mts.: May Canyon Saddle at the northwest base of May Peak. 1116 Comment
  LA201755  Penstemon heterophyllus var. australis Arthur C. Gibson; 2001-5-18 4810 Los Angeles Comment
  RSA0076601  Penstemon heterophyllus var. australis Carl B. Wolf 1936-5-25 7823 Los Angeles San Fernando Valley, 2 mi. east of Chatsworth, along base of hills (Hagen Ranch). 366 Comment
  SD239926  Penstemon rostriflorus R. G. Swinney 2008-7-24 9296 Los Angeles San Gabriel Mtns.: Waterman Mountain. Double peaks on a flat plateau. 2412 Comment
  POM305832  Penstemon spectabilis Henry J. Ramsey, Henry J. Ramsey 1940-3-8 1082 Los Angeles North of Claremont. Comment
  RSA651293  Penstemon spectabilis Dan Milojevich 1981-5-19 48 Los Angeles 1 1/2 miles from Indian Hill Blvd. on Bonnie Brae St. Comment
  LA51907  Penstemon spectabilis var. subviscosus J. A. Ewan; 1931-5-16 4200 Los Angeles SANTA MONICA MOUNTAINS, W-fork Garapito Creek 457 Comment
  UC56687  Penstemon spectabilis var. subviscosus Ernest Braunton 1903-1-15 806 Los Angeles Glendora Comment
  UC63387  Pentachaeta aurea Ernest Braunton Apr. 1902 212 Los Angeles North Pomona Comment
  RSA0070771  Pentagramma triangularis F. W. Peirson 1923-4-10 3440 Los Angeles North slope canyon about 10 miles southeast of Wilson's Cove, San Clemente Island. Comment
  SD227424  Pentagramma triangularis subsp. semipallida Michael G. Simpson, Lori L. Simpson, Nicole Beasley, Gavin Bridgeman 2012-4-20 3676 Los Angeles Santa Catalina Island, road cut of Middle Ranch Road, ca. 1.4 miles east of junction with Cape Canyon Trail, 2 miles due south-southeast of Mount Orizaba. 244 Comment
  SBBG31472  Pentagramma triangularis subsp. viscosa R. F. Thorne 1966-4-7 Los Angeles Cherry Valley 60 Comment
  LA204580  Peritoma arborea Louis C. Wheeler; 1931-11-23 367 Los Angeles Floatstone Quarry, 4 mi. SE Redondo Beach 76 Comment
  CAS-BOT-BC73760  Peritoma arborea var. arborea Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7440 Los Angeles Palos Verdes Peninsula, Rancho Palos Verdes - eroded canyon through southerly coastal bluffs, 15 Comment
  CAS-BOT-BC73767  Peritoma arborea var. arborea H. E. McMinn 1924-7-25 1320 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC355967  Perityle emoryi Geo. B. Grant 1900-3-29 s.n. Los Angeles Avalon Comment
  RSA151215  Perityle emoryi P. H. Raven 1962-7-12 18036 Los Angeles West end of Northwest Harbor; San Clemente Island 15 Comment
  SEINET3923760  Persicaria lapathifolia Louis C. Wheeler 1932-8-28 1300 Los Angeles Puddingstone Lake, San Jose Hills.; 0 259 Comment
  RSA0003807  Phacelia austromontana F. W. Peirson 1928-6-2 7940 Los Angeles San Gabriel Mts., Trail up South Fork of Rock Creek 1829 Comment
  UC126018  Phacelia brachyloba Pupils of High School Los Angeles Los Angeles Comment
  UC697771  Phacelia cicutaria var. hispida Kay H. Beach 1943-5-11 1738 Los Angeles along Woods Trail San Gabriel Mts., Little Dalton Canyon 396 Comment
  HSC79408  Phacelia cicutaria var. hispida Mike Ikeda 1968-4-4 35 Los Angeles 8 mi. N of Malibu, 4 mi. S of jct. Hwy. 101 and Las Virgenes Creek, Santa Monica Mtns. 610 Comment
  RSA250701  Phacelia cicutaria var. hispida Robert F. Thorne 1971-3-21 41436 Los Angeles Johnson s Pastures N. of Mountain Ave., Claremont. 549 Comment
  SBBG45493  Phacelia cicutaria var. hispida Leota Davidson 1965-5-16 195 Los Angeles Elizabeth Cyn near Castaic Comment
  JEPS21113  Phacelia davidsonii A. D. Gifford 1935-3-29 533 Los Angeles 4 1/2 mi nw Redrock Mountain; Angeles National Forest, Tejon Quadrangle 1219 Comment
  RSA42309  Phacelia davidsonii Lincoln Constance 1941-6-25 2854 Los Angeles North side of Vincent Gulch 2134 Comment
  UC672435  Phacelia davidsonii Herbert L. Mason 1926-4-27 3029 Los Angeles Rock Creek San Gabriel Mountains Comment
  SBBG82788  Phacelia distans M. Bufkin -Apr-1895 Los Angeles near Pasadena Comment
  UC1183069  Phacelia distans Huron H. Smith 1912-5-9 4954 Los Angeles beach Redondo Comment
  UCR261334  Phacelia distans R. G. Swinney 2010-3-13 11872 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  RSA729932  Phacelia douglasii R. G. Swinney 1998-4-14 6024 Los Angeles Southern Mojave Desert: 100 m east of mouth of Mescal Canyon, in Mescal Heights area, 50 m E of 237th St. East 1512 Comment
  UC1047047  Phacelia egena L. R. Heckard 1953-6-14 498 Los Angeles 2.5 mi down road to Little Rock from junction of Pacifico Mt. road; San Gabriel Mountains, Angeles National Forest 1554 Comment
  CAS-BOT-BC141539  Phacelia floribunda M. B. Dunkle 1939-4-2 7212 Los Angeles S.E. point of San Clemente Island Comment
  CAS-BOT-BC141542  Phacelia floribunda R. M. Beauchamp 1967-1-28 133 Los Angeles San Clemente Island, in rock at base of cliff 1/2 mile south of Eel Point Comment
  RSA611648  Phacelia fremontii Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10078 Los Angeles Liebre Mountains region: Anaverde Valley at north base of Sierra Pelona. 976 Comment
  UCD120468  Phacelia fremontii Geoffrey Levin 1975-5-17 503 Los Angeles 1.5 mi. east on State 138 from junction with State 18 near Pinyon Hills. 1158 Comment
  UCR270531  Phacelia fremontii R. G. Swinney 2011-5-12 14664 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
  CATA3317  Phacelia grandiflora Amy Catalano, Laura Roll 2017-3-25 037 Los Angeles Santa Catalina Island: About 0.4 miles up from mouth of Silver Cyn., 150 meters up the main ridge to the north of the canyon 134 Comment
  POM3803  Phacelia grandiflora Otis Hiatt 1916-6-3 s.n. Los Angeles Topanga Canyon. Santa Monica Mountains. Comment
  RSA578989  Phacelia grandiflora Tim S. Ross, J. Mark Porter, Vanessa Ashworth, G. A. Allen, Darin L. Banks, Megan Tommerup 1994-3-28 7429 Los Angeles Rancho Palos Verdes; southerly coastal bluffs near 154-foot triangulation point, 1875 m SE of Inspiration Point. 18 Comment
  POM97150  Phacelia grandiflora P. A. Munz 1925-4-23 9408 Los Angeles San Gabriel Canyon. 305 Comment
  RSA594899  Phacelia grandiflora Fred M. Roberts 1995-5-19 4942 Los Angeles Santa Ana Mtns: San Juan Canyon, S of route 74, 1.8 km WSW Lowe San Juan Picnic Ground. 366 Comment
  RSA774806  Phacelia hastata subsp. hastata R. G. Swinney 2009-7-29 11407 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR19173  Phacelia hubbyi John C. Roos 1947-5-4 3603 Los Angeles San Gabriel Valley, Kellogg Hill, in hills west of Pomona 305 Comment
  UCD120602  Phacelia imbricata Clinton C. Shock 1980-6-16 138 Los Angeles Interstate Highway 5, 0.4 mile northwest of Tejon Pass. Comment
  UCR223524  Phacelia imbricata R. G. Swinney 2009-6-17 11211 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
  SEINET13276734 Image available Phacelia longipes R. G. Swinney 2011-1 14600 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road (Glendora 7.5' Q.) (T1N R9W S5; T1N R9W S8) 792 Comment
  RSA0081300  Phacelia minor R. G. Swinney 2010-3-24 12080 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA602234  Phacelia minor R. S. Woglum 1930-4-28 s.n. Los Angeles Hills south of Glendora. Comment
  RSA785875  Phacelia minor Doris Bowers 1957-5-12 899 Los Angeles Arroyo Seco, Pasadena. 305 Comment
  SBBG25236  Phacelia minor Leota Davidson 1966-3-9 307 Los Angeles Tick Cyn off Soledad Cyn; about 1 mi back from head of cyn Comment
  RSA0094630  Phacelia mohavensis Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-2 8515 Los Angeles Western slopes of Mount Baden-Powell; north slope of Mount Hawkins, in the vicinity of Lily Spring. 2401 Comment
  RSA428147  Phacelia parryi C. Epling 1931-4-18 s.n. Los Angeles Los Alisos Canyon. Comment
  UCR276756  Phacelia ramosissima R. G. Swinney 2010-8-11 13485 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  SBBG121170  Phacelia viscida R. Burgess, P. Munro 1999-4-17 3237 Los Angeles Canton Cyn, NE of Lake Piru, N side of Canton Crk above second narrows 457 Comment
  CATA760  Phalaris aquatica Mark L. Hoefs 1991-5-28 1296 Los Angeles Santa Catalina Island: At Black Jack Campground 490 Comment
  RSA251542  Phalaris lemmonii R. F. Thorne 1973-4-12 42957 Los Angeles San Clemente Island, south of Pyramid Cove near Silver Mine, bottom of old bomb crater. 30 Comment
  UC50719  Phalaris lemmonii L. A. Greata Los Angeles The Palms Comment
  UC137128  Philadelphus lewisii C. A. Purpus July 1897 5582 Los Angeles n. Bear Creek 1219 Comment
Read comments
Mar 8 2013
  RSA791794  Pholisma arenarium J. George 2011-7-12 s.n. Los Angeles South Coast: Palos Verdes Estates, just off Palos Verdes Dr. North. Comment
  RSA570183  Pholistoma membranaceum Tim S. Ross 1991-4-30 5020 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash. 841 Comment
  JEPS97027  Pholistoma racemosum F. R. Fosberg 1931-3-23 S 4333 Los Angeles Hamilton Canyon Santa Catalina Island 75 Comment
  CAS-BOT-BC134958  Phoradendron bolleanum James R. Shevock 1976-4-24 5016 Los Angeles along Big Pines highway in the vicinity of Apple Tree Campground. San Gabriel Mts., Angeles National Forest 1524 Comment
  UCR129923  Phoradendron densum Orlando Mistretta, Steve Boyd, D. L. Banks 1994-4-29 1121 Los Angeles San Gabriel Mtns, Santiago Canyon. Ridge on the W edge of Santiago Canyon watershed c. 1 mi south of Mt. Emma 1524 Comment
  RSA300707  Phoradendron pauciflorum James R. Shevock 1974-10-5 3882 Los Angeles Trail to Mt. Baden-Powell near Vincent Gap, San Gabriel Mountains, Angeles National Forest. 2012 Comment
  CAS-BOT-BC141151  Phoradendron serotinum subsp. macrophyllum Marcus E. Jones 1882-2-27 3028 Los Angeles Pasadena Comment
  CAS-BOT-BC141156  Phoradendron serotinum subsp. macrophyllum Louis C. Wheeler 1932-1-10 437 Los Angeles Puddingstone 304 Comment
  RSA576772  Phoradendron villosum Vanessa Ashworth, Nigel Boyle 1995-1-28 83 Los Angeles Cow Canyon Saddle above Baldy Village. 1380 Comment
  RSA0005602  Photinia arbutifolia var. macrocarpa Philip A. Munz 1923-4-10 6759 Los Angeles San Clemente Island; canyon south of 'Lemon Tank;' east coast. Comment
  RSA434514  Phyla nodiflora F. R. Fosberg 1931-7-14 S- 5414 Los Angeles Santa Catalina Island. Avalon. 20 Comment
  SEINET10502000  Phyllospadix scouleri Robert F. Thorne 1966-4-15 Thorne 36012 Los Angeles San Clemente Island: intertidal pools, attached to rocks ca 1/2 mile SSE of Eel Point, SW side of island; with Phyllospadix torreyi and various algae. Previously unreported from island but the dominant marine phanerogam on rocks in shallow water around island. Comment
  SEINET11763302  Phyllospadix torreyi F. R. Fosberg 1931-1 s 4877 Los Angeles Santa Catalina Island, Little Harbor 2 Comment
  SEINET10608729  Phyllostachys bambusoides Unknown 1954-1-27 Anonymous s.n. Los Angeles Evans & Reved Nurseries, Inc. 255 So. Barrington Ave. Comment
  UCR131611  Physalis lancifolia L. C. Wheeler 1932-8-29 1309 Los Angeles San Gabriel Valley, 2 miles NE of La Verne 373 Comment
  UC104081  Physalis philadelphica Rev. J. C. Nevin Los Angeles Los Angeles Comment
  UCR101815.1  Physalis philadelphica L. C. Wheeler 1966-10-25 9067 Los Angeles San Gabriel Mtns, E[dwin]Waldo Ward's grove, 0.25 mi. north of El Encanto, San Gabriel Canyon 244 Comment
  UC83457  Pickeringia montana var. tomentosa Katharine Brandegee May 1889 Los Angeles Pasadena Comment
  RSA587192  Picris echioides Scott D. White 1995-12-5 37705 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  SD90152  Pinus contorta subsp. murrayana Benjamin C. Stone Apr 1953 Los Angeles San Gabriel Mountains, on Mount Baldy 2745 Comment
  CATA3484  Pinus halepensis Nathalie Cartan, Benjamin Dion, Michael Thomas 2017-10-2 005 Los Angeles Santa Catalina Island: Interior; upslope from (north of) Middle Ranch Road in the Middle Middle Canyon watershed 258 Comment
  NY61553  Pinus halepensis C. Dziekanowski 1976-7-20 2413 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CATA3221  Pinus radiata Julia Parish 2016-11-12 013 Los Angeles Santa Catalina Island: South-southwest corner of Thompson Reservoir, 50 meters east of old hacktower 206 Comment
  UC4593  Piperia cooperi Harley P. Chandler 1897-5-11 Los Angeles Claremont Comment
  SBBG36984  Piperia cooperi unknown -Apr-1893 Los Angeles Los Angeles Comment
  UC1587712  Piptatherum miliaceum Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5049 Los Angeles disturbed flats ca 650 ft se air terminal (new airfield, N end of island); San Clemente Island 64 Comment
  LA103219  Piptatherum miliaceum Barry A. Prigge; 1985-6-14 6397 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  RSA0042405  Piptatherum miliaceum April Garbat 2013-1-22 09 Los Angeles West Fork (of the San Gabriel River) Scenic Bikeway in the ANF, along both sides of the road. Comment
  CHSC98050  Pittosporum undulatum LeRoy Gross 2003-2-22 748 Los Angeles Transverse Ranges: Verdugo Mountains Region: South side; a short distance up mouth of Brand Canyon, south next of Brand Canyon Cemetery, north of the Debris Basin. 287 Comment
  RSA702832  Pittosporum undulatum Scott D. White 2004-4-23 10237 Los Angeles City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  RSA595651  Plagiobothrys arizonicus T. S. Ross, Victor W. Steinmann 1995-5-8 8573 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  UCR126729  Plagiobothrys arizonicus A. C. Sanders, Mark Elvin 2003-4-14 25957 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  UCR149971  Plagiobothrys arizonicus Scott D. White 2004-5-5 10306 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 Comment
  RSA589193  Plagiobothrys arizonicus T. S. Ross 1991-4-27 4681 Los Angeles MOJAVE DESERT: Black Butte Basin Road at intersection with Avenue 'U , NW corner; 0.85 mile and ca 152 deg SW of Three Sisters (buttes). 959 Comment
  SEINET3152899  Plagiobothrys arizonicus var. catalinensis G. B. Grant, W. Wheeler 1904-4-21 996 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California. Comment
  RSA0073605  Plagiobothrys canescens R. G. Swinney 2010-4-23 12338 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  SBBG126027  Plagiobothrys canescens var. catalinensis A. Parikh, N. Gale 2010-5-11 3154 Los Angeles 1.5 km S of Hwy 138 near intersection of 130th St W and Ave E, 0.1 km E of power lines 787 Comment
  UC882314  Plagiobothrys canescens var. catalinensis F. R. Fosberg 1931-3-24 S 4351 Los Angeles Hamilton Canyon Santa Catalina Island 2 Comment
  POM8980  Plagiobothrys collinus var. californicus P. A. Munz, R. D. Harwood 1920-3-13 3357 Los Angeles San Jose Hills, Ganesha Park. 305 Comment
  POM368936  Plagiobothrys nothofulvus Tom Burch 1940-3-15 4022 -6 Los Angeles Santa Susana Pass, near Chatsworth. 610 Comment
  RSA29824  Plagiobothrys nothofulvus L. C. Wheeler 1932-4-3 557 Los Angeles Thompson Wash near La Verne 404 Comment
  UCR185606  Plagiobothrys tenellus A. C. Sanders 2007-4-25 33561 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  RSA177840  Plantago coronopus Robert F. Thorne, Percy C. Everett 1965-5-11 34561 Los Angeles Santa Catalina Island. N beach of Little Harbor. 2 Comment
  UC888390  Plantago erecta F. R. Fosberg 1931-3-26 S 4383 Los Angeles w Hamilton Canyon Santa Catalina Island 80 Comment
  RSA523586  Plantago erecta W. L. Jepson 1939-4-14 19103 Los Angeles Russell Valley. Comment
  PASA23  Plantago hookeriana var. californica Sally Ellis 1939-4-7 Los Angeles Puddingstone Dam Comment
  UCR220182  Plantago indica R. G. Swinney 2009-4-7 10293 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley, Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  RSA638918  Platanus racemosa Louis C. Wheeler 1946-8-27 6263 Los Angeles San Gabriel Mountains: Sandrock Creek at Pear Blossom Highway, near confluence of Sandrock Creek and Big Rock Creek; 1/4 mile southeast of Big Rock Patrol Station. 1113 Comment
  RSA754231  Platanus racemosa Ellen Mackey, Blake Whittiington 2006-10-4 NFWF- 1777 Los Angeles San Gabriel River Watershed; Creek bottom in Sycamore Canyon, next to horse trail. 396 Comment
  UCD169362  Platanus racemosa R. G. Swinney 2008-11-30 9890 Los Angeles San Gabriel Mtns., Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy. 165 Comment
  SD41971  Platystemon californicus Darley F. Howe 1947-5-5 1541 Los Angeles Highway between Palmdale and Littlerock. Comment
  CAS-BOT-BC237687  Poa secunda V. W. Steinman 1996-4-7 824 Los Angeles San Gabriel Mountains, ca. 1 km from trailhead at Cow Canyon Saddle along Coldwater Canyon Truck Trail 1350 Comment
  RSA599455  Poa secunda Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9496 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of 'Osito Flat', a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  CAS-BOT-BC236205  Poa secunda subsp. secunda L. R. A. 1901-4-1 1262 Los Angeles Santa Monica Mountains Comment
  LA98901  Poa secunda subsp. secunda E. R. Hobbs; 1979-5-6 79 -65 Los Angeles Devil's Punchbowl County Park Comment
  RSA772361  Polycarpon tetraphyllum R. G. Swinney 2009-5-8 10699 Los Angeles Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  POM265648  Polycarpon tetraphyllum J. C. Roos 1942-5-23 1061 Los Angeles 300 block on East-Lime St. Monrovia. Comment
  POM2889  Polygala cornuta var. fishiae Theodore Payne 1917-08 3263 Los Angeles Crater Camp, Santa Monica Mountains? Comment
  RSA755928  Polygonum arenastrum Orlando Mistretta, Christine Mistretta 2008-4-10 2410 Los Angeles Ritter Ridge, SW of Quartz Hill. Along SCE transmission lines just S. of California Aqueduct. (Segment 5, structure 17 per TRTP survey - 2008) 919 Comment
  SD253530  Polygonum aviculare R. G. Swinney 2011-10-27 15902 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, ca. 300 meters east of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 648 Comment
  UCR210493  Polygonum hydropiperoides R. G. Swinney 2008-11-30 9862 Los Angeles San Gabriel Mtns., Azusa, San Gabriel River Channel, 1.2 mi. north of Foothill Blvd. at mouth of Fish Canyon 204 Comment
  LA94054  Polypodium californicum Lawrence L. Kiefer; 1966-3-6 1657 Los Angeles SANTA MONICA MOUNTAINS, Corral Canyon, ca 3 mi up Corral Canyon Rd, near the road, W side. 518 Comment
  UCR256226  Polypodium californicum R. G. Swinney 2010-6-4 13048 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 512 Comment
  RSA689881  Polypodium californicum F. R. Fosberg 1931-3-1 660 Los Angeles Topanga Canyon, 1.5 mi. below Wildwood, Santa Monica Mountains. 60 Comment
  LA105531  Polypogon interruptus Barry A. Prigge; 1989-5-13 8756 Los Angeles Santa Susana Mountains, Devil Canyon, 1.5 mi. NW of junction of Simi Valley and Topanga Blvd., N of Chatsworth 435 Comment
  CDA2352  Polypogon monspeliensis Phillipson 1915-6-2 22 .2.J. Los Angeles El Monte. Comment
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Oct 3 2010
  UCR239973  Polypogon monspeliensis R. G. Swinney 2009-11-18 11656 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, 1.7 miles west of junction of Bobs Gap Rd. and Valyermo Rd., at junction of Sand Rock Creek & Valyermo Rd., S side of road 1108 Comment
  SEINET10593653  Polypogon monspeliensis Joseph A. Ewan 1932-6-28 Ewan 7506 Los Angeles wet sand about river bed pool. Los Angelos River at Hyperion Bridge, Upper Sonoran Comment
  LA11942  Polypogon viridis J. A. Ewan; 1932-6-28 7512 Los Angeles Santa Monica Mountains, Los Angeles River at Hyperion Bridge Comment
  POM307020  Polystichum imbricans subsp. imbricans Henry J. Ramsey, Henry J. Ramsey 1937-7-18 1903 Los Angeles Altadena, San Gabriel Mts., Soldier's Creek. Comment
  CAS-BOT-BC102547  Populus fremontii Ernest C. Twisselmann 1964-5-7 9342 Los Angeles Rosamond Lake, near the north end, Edwards Air Force Base 601 Comment
  RSA0080766  Populus fremontii R. G. Swinney 2010-5-12 12735 Los Angeles Barrell Springs Road at jct. with 42nd St. East, on SW side of road from 30 to 150 meters west of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone. 921 Comment
  RSA5798  Populus fremontii B. D. Stark 1932-11-20 4422 Los Angeles Lobo Canyon, Santa Monica Mountains 274 Comment
  UC212909  Portulaca oleracea D. L. Crawford July 1915 Los Angeles Claremont Comment
  CAS-BOT-BC452113  Potamogeton crispus Robert F. Thorne; M. Z. Thorne 1966-8-29 36604 Los Angeles San Gabriel Mts., Angeles National Forest: Big Pines Recreation Area, at margins of Jackson Lake on road from Big Pines to Valyermo 1859 Comment
  RSA453209  Prunus emarginata Christopher Davidson 1975-5-25 2556 Los Angeles 3.3 mi NE of Old Ridge Route (8N04) on rd 7N23 to Liebre Mtn., ca. 0.2 mi past Sandberg Pk. 1692 Comment
  UCR265954  Prunus fasciculata Orlando Mistretta, Christine Mistretta 2005-4-21 2077 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  CHSC26352  Prunus ilicifolia Harry Takahashi 1967-5-6 100 Los Angeles Pasadena at jct. of Salvia Canyon Rd. and West Drive. 76 Comment
  SD114318  Prunus ilicifolia subsp. lyonii D. F. Howe 1953-5-2 2268 Los Angeles Head of Wain Canyon, Santa Catalina Island Comment
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Jun 10 2014
  CAS-BOT-BC356543  Pseudognaphalium biolettii Frank W. Peirson 1923-4-12 3465 Los Angeles Wilsons Cove. San Clemente Is. Comment
  HSC101292  Pseudognaphalium biolettii R. G. Swinney 2009-3-28 10190 Los Angeles Transverse Range, San Gabriel Mtns.: Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi. up canyon 366 Comment
  LA25983  Pseudognaphalium biolettii Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  RSA529292  Pseudognaphalium biolettii Timothy S. Ross 1991-4-8 4461 Los Angeles Elephant Hill; western Pomona. 229 Comment
  SBBG17750  Pseudognaphalium biolettii P. H. Raven 1962-4-11 17287 Los Angeles N of a point W of Wall 2 30 Comment
  UC468784  Pseudognaphalium biolettii J. Grinnell 1903-7-3 Los Angeles Scoville Hill Pasadena, Scoville Hill Comment
  POM50228  Pseudognaphalium biolettii L. W. Nuttall 1920-12-27 s.n. Los Angeles Rock Spring Canyon, Santa Catalina Island Comment
  UCSB23894  Pseudognaphalium biolettii Jensen, Karen 1965-2-28 Los Angeles 1 mile south-southeast of Flint Peak, near Glendale 365 Comment
  LA202100  Pseudognaphalium californicum Martha Hilend Kinsey; 1935-5-24 sn Los Angeles SANTA MONICA MOUNTAINS, Bel Air Estates. Comment
  UC75922  Pseudognaphalium leucocephalum Geo. B. Grant 1901-1-1 516 Los Angeles Pasadena Comment
  UCD134977  Pseudognaphalium leucocephalum Collector Unknown 1922-9-22 275 Los Angeles Altadena. Comment
  LA94230  Pteridium aquilinum var. pubescens Lawrence L. Kiefer; 1966-3-26 1802 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, ca 1.5 mi S of Topanga. 182 Comment
  RSA756154  Pteridium aquilinum var. pubescens R. G. Swinney 2008-7-12 9179 Los Angeles San Dimas Experimental Forest, Volfe Canyon 0.4 mi. north of confluence with Big Dalton Canyon 622 Comment
  RSA702969  Pterostegia drymarioides Scott D. White, Pam De Vries 2004-5-18 10405 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
  RSA527737  Pterostegia drymarioides Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4305 Los Angeles San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon. Comment
  LA36841  Purshia glandulosa L. R. Abrams; 1941-4-24 13936 Los Angeles BIg Rock Creek near Valyermo 1280 Comment
  UC1128509  Purshia tridentata var. glandulosa H. S. Yates 1936-4-6 5405 Los Angeles near Valyermo; Rock Creek Quad. 1371 Comment
  JEPS58813  Pyrola dentata Frank W. Peirson 1921-7-17 2512 Los Angeles San Gabriel Mountains, Prairie Fork of the San Gabriel River 2133 Comment
  RSA0080551  Pyrola dentata R. F. Thorne 1968-11-9 37867 Los Angeles Talus slope above trail up S slope of Mt. Williamson. 2134 Comment
  UCR186786  Pyrus communis Gary Kovnat, LeRoy Gross 2004-4-25 51 Los Angeles San Gabriel Mountains, Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone Comment
  CAS-BOT-BC45789  Quercus S. B. Parish 1916-3-31 10759 Los Angeles Santa Catalina Island Comment
  RSA476853  Quercus agrifolia Mable Emler 1929-7-30 s.n. Los Angeles Topanga Canyon Comment
  RSA0115968  Quercus agrifolia var. agrifolia R. G. Swinney 2010-8-11 13506 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  RSA128013  Quercus berberidifolia Peter H. Raven, H. J. Thompson 1959-10-18 14678 Los Angeles Mulholland Hwy , 3.2 miles E of Decker Road 640 Comment
  RSA652307  Quercus berberidifolia A. E. Hersh 1950-7-15 s.n. Los Angeles about 3 miles from west end of Topanga Canyon. El. 152 Comment
  UCR150667  Quercus berberidifolia James Henrickson 2000-4-15 20706 6 Los Angeles San Gabriel Mountains region, c. 1 mi SE of Newhall in Whitney Canyon, SE of junction of San Fernando Road and State Highway 14; 0.25-0.5 mile east of Highway 14; within 200 ft of Hwy 488 Comment
  UCSB34870  Quercus berberidifolia Lloyd, Robert 1959-3-3 Los Angeles Ganesha Hills near comer of Hillcrest and North Hill Rd north of Pomona 274 Comment
  JEPS97689  Quercus chrysolepis Annetta M. Carter, Arthur Carter 1935-9-12 975 Los Angeles Chilao (Chellea). San Gabriel Mtns. 1630 Comment
  POM2098  Quercus chrysolepis D. L. Crawford 1916-3-1 s.n. Los Angeles mts. above Claremont 1220 Comment
  SEINET13276837 Image available Quercus chrysolepis R. G. Swinney 2011-1 15166 Los Angeles San Gabriel Mountains: Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy (Chilao Flat 7.5' Q.) (T3N R11W S22) 1585 Comment
  SEINET5792293 Image available Quercus chrysolepis Marcus E. Jones 1882-1 3035 Los Angeles Pasadena, California Comment
  UCD82690  Quercus chrysolepis Rodney Gale Myatt 1970-9-16 570 -13 Los Angeles Along Baldy Mt. Road, at wash next to powerhouse. Near Los Angeles County line, north of Pomona. 1380 Comment
  UCR209653  Quercus chrysolepis R. G. Swinney 2008-7-2 9111 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek, 1.0 mi. north of junction of Hwy 2 & Old Hwy 39 [at Reed Spring] 1878 Comment
  JEPS46659  Quercus dumosa Ernest Braunton 1892-2 Los Angeles near Los Angeles Comment
  UCR119832  Quercus dumosa Dan S. Cooper 2001-6-10 s.n. Los Angeles Ernest E. Debs Regional Park, Montecito Heights, SW of South Pasadena between the Pasadena Fwy (111) and the Huntington Fwy (66) 259 Comment
  UCSB34869  Quercus dumosa R. Lloyd 1959-3-3 24 Los Angeles IN GANESHA HILLS POMONA (NEAR CORNER OF HILLCREST AND N HILL RD) 274 Comment
  SD253461  Quercus durata var. gabrielensis R. G. Swinney 2011-10-27 15908 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 (Azusa 7.5'Q) 648 Comment
  UCD45998  Quercus durata var. gabrielensis Gary D. Cromwell; David W. Wheat 1971-4-21 564 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains. 2 mi. NE of Glendora, Calif. Comment
  UCR212765  Quercus durata var. gabrielensis Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1826 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel River main stem across from Morris Dam, north side of parking area 406 Comment
  UCR270167  Quercus durata var. gabrielensis R. G. Swinney 2011-4-9 14370 Los Angeles San Gabriel Mountains, NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  CAS-BOT-BC94182  Quercus engelmannii Ralph N. Philbrick; Robert F. Thorne 1967-5-18 B 67 -220 Los Angeles Santa Catalina Island; Lower-middle Bull Rush Canyon, Salta Verde Comment
  POM295273  Quercus engelmannii Lyman Benson 1949-10-20 14276 Los Angeles Canyon Drive just west of the mouth of Monrovia Canyon 549 Comment
  RSA190903  Quercus engelmannii Robert F. Thorne 1967-5-18 36864 Los Angeles Santa Catalina Island Middle Bulrush Canyon 244 Comment
  POM290532  Quercus john-tuckeri Lyman Benson 1951-10-23 14830 Los Angeles 1 mile below Jackson Lake, Big Pines to Valyermo. 1524 Comment
  RSA477117  Quercus john-tuckeri Bonnie C. Templeton 1932-8-26 5106 Los Angeles Big Pines park, San Gabriel Mountains 2088 Comment
  CATA2336  Quercus tomentella F. C. Boutin 1967-4-23 1659 Los Angeles San Clemente Island: E side of island, Lemon Tank, a dump site 304 Comment
  SBBG43926  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  CAS-BOT-BC104853  Quercus wislizeni Timothy S. Ross; Steve Boyd 1994-5-10 7750 Los Angeles Liebre Mountains. Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon 883 Comment
  RSA600130  Quercus wislizeni var. frutescens Steve Boyd, Lauren Raz 1997-5-28 9852 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  CAS-BOT-BC362465  Rafinesquia californica Tim Ross; Steve Boyd 1993-5-23 7270 Los Angeles Liebre Mountains, NW Los Angeles Co. Steep, northerly draw draining from saddle between Red Mtn's long E ridge and a small notched peak (3227-ft), to upper Clearwater Canyon, ca 430-500 m SSW of Plum Spring 896 Comment
  RSA0106737  Rafinesquia californica R. G. Swinney 2011-5-19 14766 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned Milley's Apple Orchard. 912 Comment
  RSA656242  Rafinesquia californica Joseph M. Keefe 1977-6-10 22054 Los Angeles Verdugo Mountains; Northeast side, 0.5 Km. southwest of end of Cedarbend Drive, Sheep Corral Canyon, La Crescenta. 518 Comment
  RSA138241  Ranunculus californicus Peter H. Raven 1959-4-4 13948 Los Angeles Just east of Zuma Beach, Point Dume. 15 Comment
  UC520022  Raphanus raphanistrum Joseph Andorfer Ewan 1932-4-30 7428 Los Angeles above Balllona Creek (Baldwin Hills); Baldwin Hills Comment
  RSA608062  Raphanus sativus L. C. Wheeler 1931-2-15 s.n. Los Angeles Pomona. Comment
  UC61103  Rhamnus californica subsp. californica Ernest Braunton 1903-5-27 176 Los Angeles Eagle Rock Canyon Comment
  CAS-BOT-BC59928  Rhamnus crocea Raymond Lindholm 1961-4-8 s.n. Los Angeles San Dimas Canyon. Comment
  CAS-BOT-BC59943  Rhamnus crocea Alice Eastwood 1919-6-20 9059 Los Angeles Mt. Wilson. Comment
  RSA640802  Rhamnus crocea Louis C. Wheeler 1931-3-30 s.n. Los Angeles Base of San Gabriel Mountains: Thompson Creek Wash. Comment
  RSA391045  Rhamnus ilicifolia Mable Emler 1929-7-30 s.n. Los Angeles Topanga Canyon. Comment
  RSA635046  Rhamnus ilicifolia Valerie L. Soza, Kent Hughes 1999-6-17 557 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above San Olene Canyon. 747 Comment
  RSA95294  Rhamnus ilicifolia F. W. Peirson 1918-6-18 287 Los Angeles Devils Punch Bowl, Rock Creek, north base of San Gabriel Mts. at 4000 ft. 1220 Comment
  CAS-BOT-BC59777  Rhamnus pirifolia Carl B. Wolf 1932-10-5 4236 Los Angeles Santa Catalina Island. 1 mi. from Middle Ranch on road to Black Jack Peak. 274 Comment
  CAS-BOT-BC200704  Rhus aromatica Carl B. Wolf 1928-3-29 1565 Los Angeles 3 mi. s.w. of Neenach at junction of Pine Canyon and Sandberg roads Comment
  UCR95255  Rhus aromatica L. C. Wheeler 1967-5-2 9278 Los Angeles Liebre Mtns, N side foothills, c. 0.3 mi. west of Los Angeles Aqueduct, just south of San Clarito Hospital. 'Baker Ranch' on Los Angeles Co. firearms closure map 396 Comment
  LA62812  Rhus integrifolia A. M. Johnson; 1933-5-20 4286 Los Angeles Azusa Comment
  RSA239457  Rhus integrifolia E. R. Blakley 1963-12-7 6328 Los Angeles San Clemente Island, toward Pyramid Cove; mouth of first large canyon W. of Pyramid Head 23 Comment
  UC1211028  Rhus integrifolia Huron H. Smith 1912-6-12 5090 Los Angeles Cherry Canyon; Santa Catalina Islands 137 Comment
  HSC31661  Rhus ovata Thomas E. Higley 1974-4-20 25 Los Angeles 20 mi. NE of Azusa along the E Fork of the San Gabriel River Trail, near the end of San Gabriel Canyon Rd. 457 Comment
  POM201730  Rhus ovata L. C. Wheeler 1931-11-11 341 Los Angeles 2 mi. SW Girard. 427 Comment
  RSA386382  Rhus ovata F. R. Fosberg 1931-1-7 7106 Los Angeles Sierra Madre 300 Comment
  SJSU1874  Rhus ovata J. R. Tilden 1957-4-18 1108 Los Angeles Glendora Mt above Glendora, San Gabriel Mts Comment
  RSA76939  Rhus trilobata F. W. Peirson 1919-5-18 342 Los Angeles Hills east of Monrovia Canyon 457 Comment
  RSA476432  Ribes aureum var. gracillimum L. E. Hoffman 1932-3-8 s.n. Los Angeles Placerita Canyon, San Gabriel Mountains. Comment
  RSA746830  Ribes aureum var. gracillimum Justin M. Wood 2009-3-13 358 Los Angeles City of Claremont: SW corner of Claremont Blvd and Foothill Blvd. Open space area on the campus of Pitzer College. 398 Comment
  RSA762447  Ribes aureum var. gracillimum R. G. Swinney 2009-2-20 10009 Los Angeles El Encanto, Azusa River Wilderness Park, off Hwy 39. 305 Comment
  CAS-BOT-BC92456  Ribes aureum var. gracillimum H. E. McMinn 1924-8-4 1224 Los Angeles Huntington Drive near Pasadena. Comment
  SEINET13942332 Image available Ribes californicum Scott D. White 1995-1 2540 Los Angeles San Gabriel mountains, Upslope from USFS San Dimas Stn., N end of San Dimas Res., USGS 7 1/2' Glendora quad, +/- 1500 ft. elev. 34 deg. 10' N, 117 deg. 46' W. T1N, R9W, S24 457 Comment
  RSA476143  Ribes cereum var. cereum Bonnie C. Templeton 1933-5-16 5144 Los Angeles Big Pines Park. 2091 Comment
  RSA602401  Ribes indecorum Louis C. Wheeler 1946-12-14 6453 Los Angeles San Gabriel Mountains: San Dimas Canyon. 503 Comment
  JEPS43500  Ribes lasianthum Charles J. Lovell 1941-5-1 Los Angeles Shoemaker Creek San Gabriel Mountains 2011 Comment
  LA200837  Ribes malvaceum Carl Epling; 1930-3-8 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  SBBG16844  Ribes malvaceum K. A. Wilson, D. E. Bianchi 1961-2-2 823 Los Angeles Placerita Rd, small shaded gully 2 mi E of Hwy 6 Comment
  UC1127276  Ribes malvaceum P. L. Johannsen 1934-1-27 248 Los Angeles 1 1/2 mi w Oat Mountain; Santa Susana Quadrangle Comment
  UC1127295  Ribes malvaceum P. L. Johannsen 1934-1-18 232 Los Angeles 1/2 mi ne Mesa Peak; Calabasas Quadrangle Comment
  UC440366  Ribes malvaceum Carl Epling 1930-2-22 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  LA50726  Ribes malvaceum var. viridifolium A. M. Johnson; 1934-11-23 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  JEPS22772  Ribes nevadense Rimo Bacigalupi with Reino Alava 1958-7-20 6429 Los Angeles n slopes Mt. Hawkins (along Angeles Crest Highway (State Highway 2), headwaters of South Fork of Big Rock Creek); San Gabriel Mts., Big Rock Creek 2194 Comment
  RSA84838  Ribes nevadense F. W. Peirson 1918-5-26 72 Los Angeles Summit of Mt. Wilson, San Gabriel Mts Comment
  RSA84951  Ribes quercetorum F. W. Peirson 1922-6-3 2548 Los Angeles East of Oak Grove Creek Divide, Liebre Mts. 1174 Comment
  RSA165699  Ribes roezlii Wesley O. Griesel 1963-5-20 787 Los Angeles Angeles Crest Highway about 5 miles from Red Box. 1524 Comment
  CAS-BOT-BC186164  Ribes roezlii var. roezlii Carl Epling; Nesta Dunn; Alice Goen 1931-5-16 s.n. Los Angeles San Gabriel Mts., Big Pines Camp Comment
  RSA476236  Ribes roezlii var. roezlii F. R. Fosberg 1971-8-11 S 5455 Los Angeles Islip trail, Islip-Hawkins divide, s slope Mt. Hawkins. 2300 Comment
  CAS-BOT-BC168665  Ribes speciosum LeRoy Abrams 1899-3-1 249 Los Angeles Santa Monica Mountains Comment
  RSA522978  Ribes speciosum Tim S. Ross 1991-2-23 4082 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon ca 1/5 air-mile WNW of Turnbull Cyn Rd & Skyline Drive. 210 Comment
  RSA545258  Ribes viburnifolium D. Propst, Hoefs 1973-3-3 11 Los Angeles Santa Catalina Island: East Side of Mt. Black Jack 305 Comment
  UC1302363  Ribes viburnifolium Robert F. Thorne, P. C. Everett 1964-2-6 33292 Los Angeles Above Foruth of July Cove Santa Catalina Island 30 Comment
  RSA602377  Ricinus communis L. C. Wheeler 1945-8-16 6093 Los Angeles Whittier: San Jose Creek at Workman Mill Road. Comment
  UCR256852  Ricinus communis R. G. Swinney 2010-8-16 13563 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  SD69547  Romneya coulteri Robert F. Thorne, P. Everett 1965-6-22 34923 Los Angeles Santa Catalina Island: S of Avalon golf course in open flat sandy bottom of Avalon Canyon. 91 Comment
  SD85079  Rorippa nasturtium-aquaticum E. R. Blakley 1962-10-5 5442 Los Angeles Santa Catalina Island; Cottonwood Canyon , 0.25 mile upstream from ocean. 29 Comment
  RSA587988  Rosa woodsii subsp. gratissima Orlando Mistretta, Tim S. Ross 1994-6-1 1308 Los Angeles San Gabriel Mountains, Santiago Canyon, 1585 Comment
  RSA0066302  Rosa woodsii subsp. gratissima Anonymous s.n. Los Angeles Angeles National Forest. Upper Chilao Campground. 1615 Comment
  UCR208224  Rubus ursinus I. W. Clokey, B. C. Templeton 1929-1 4518 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA778711  Rumex crispus R. G. Swinney 2009-6-8 11107 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SEINET11264931  Rumex crispus Jennifer H. Jones 2006-6-4 375 Los Angeles Transverse Ranges. Foothills of San Gabriel Mtns. SW of Claremont Wilderness Park near the W end of Pomello Drive. (Mt. Baldy 7.5' Q.).; 0 476 Comment
  UCR190438  Rumex crispus R. G. Swinney 2000-5-10 7676 Los Angeles San Gabriel Mtns., San Gabriel River bottom, c. 600 m NE of confluence with Fish Canyon between bike path and river bottom 220 Comment
  UCR126557  Rumex hymenosepalus A. C. Sanders, Andy Thomson 2003-4-15 26012 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, disturbed alluvial flat c. 500 ft. south of Magic Mountain theme park 351 Comment
  CATA565  Ruppia maritima Mark L. Hoefs, Robert F. Thorne 1975-8-7 830 Los Angeles Santa Catalina Island: Little Harbor 3 Comment
  CAS-BOT-BC454161  Ruppia maritima Peter H. Raven; Henry J. Thompson 1959-9-6 14360 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Mouth of Malibu Creek 1 Comment
  RSA383648  Ruppia maritima F. R. Fosberg 1931-5-4 4754 Los Angeles Middle Ranch Canyon, 2nd bridge below Eagle s Nest, Santa Catalina Island 140 Comment
  UCR130510  Sagittaria latifolia R. E. Riefner Jr. 2002-9-8 02- 255 Los Angeles Simi Hills, Chatsworth, Chatsworth County Park, NW portion of park 320 Comment
  RSA651662  Salazaria mexicana Warren Crawford 1969-5-9 s.n. Los Angeles Pearblossum Hwy 138 Comment
  UC1124639  Salazaria mexicana A. E. Wieslander 1929-6-6 97 Los Angeles near Palmdale; Elizabeth Lake Quad. 792 Comment
  SEINET7047938  Salazaria mexicana Steven R. Hill, Kate Kramer 2001-4-22 33395 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
  RSA550002  Salicornia virginica Scott D. White 1992-10-9 948 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, 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
  CAS-BOT-BC434969  Salix exigua A. C. Sanders 2007-4-13 33409 Los Angeles Tehachapi Mtns. Foothills: southeast of National Cement Plant, along creek just below Kern Co. line. 1006 Comment
  UCR216870  Salix exigua R. G. Swinney 2009-3-13 10106 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.8 mi. north of Foothill Blvd. on east side of main river channel 192 Comment
  UCR260015  Salix exigua R. G. Swinney 2010-4-1 12152 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
  UC506476  Salix exigua var. hindsiana Carl Hedin and Joseph Ewan 1932-4-22 7636 Los Angeles 4 hectometers e of Radford Dr. Los Angeles R.; San Fernando Valley Comment
  LA208750  Salix laevigata Carl Hedin; Joseph Ewan 1933-3-25 7650 Los Angeles Verdugo Canyon at Colina Drive [Area 3] Comment
  RSA10989  Salix laevigata Carl B. Wolf 1928-3-29 1581 Los Angeles 2 mi. east of Sandbergs on road to Pine Canyon 1098 Comment
  SBBG14336  Salix laevigata E. R. Blakley 1961-9-24 4773 Los Angeles Ben Weston Beach 6 Comment
  UC506435  Salix laevigata Carl Hedin and Joseph Ewan 1933-3-11 7643 Los Angeles Comment
  CAS-BOT-BC128132  Salix lasiandra var. lasiandra Carl W. Sharsmith 1932-1-17 12 Los Angeles At bottom of Lower San Gabriel Canyon, about 11 km. above Azusa 300 Comment
  POM362721  Salix lasiolepis Robert Gustafson 1981-3-18 2128 a Los Angeles Ballona Wetlands, Area 1. Comment
  SJSU235  Salix lasiolepis C. W. Sharsmith 1931-11-15 3 Los Angeles foot of coastal headlands near mouth of Topanga Canyon, Santa Monica Mts 15 Comment
  UCR140431  Salix lasiolepis June Latting 1958-2-1 319 Los Angeles Western Transverse Range; Santa Monica Mtns., Zuma Beach, north of Malibu on Pacific Coast Highway 15 Comment
  UCR187268  Salix lasiolepis A. C. Sanders 2006-4-18 32092 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  CAS-BOT-BC107551  Salix lasiolepis var. lasiolepis Peter H. Raven 1957-9-21 11353 Los Angeles Monte Nido Fire Station (Santa Monica Mts.) Comment
  CAS-BOT-BC107556  Salix lasiolepis var. lasiolepis F. R. Fosberg 1932-1-26 7172 Los Angeles between Calabasas and Agoura 285 Comment
  CDA20797  Salsola australis B. Villegas 2002-8-21 B 247 -1 Los Angeles Los Angeles Basin; Calabasas, near Ventura Co. line. 0 Comment
  RSA444921  Salsola tragus E. S. Spalding 1931-7-31 s.n. Los Angeles Manhattan Beach. Comment
  RSA610538  Salsola tragus L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Pacoima Canyon at Santa Clara Divide Road, SW Bear Creek Saddle. 914 Comment
  RSA191177  Saltugilia splendens subsp. grantii R. F. Thorne, M. Z. Thorne 1967-7-19 37156 Los Angeles Angeles National Forest: Above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. 1950 Comment
  UCR270925  Saltugilia splendens subsp. grantii R. G. Swinney 2011-6-14 15125 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  UCR272597  Saltugilia splendens subsp. grantii R. G. Swinney 2011-7-7 15449 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  RSA587034  Saltugilia splendens subsp. splendens Orlando Mistretta, Mark Elvin 1995-5-10 1698 G Los Angeles San Gabriel Mountains, Bare Mountain Canyon, West Fork, 1540 Comment
  SBBG64375  Saltugilia splendens subsp. splendens R. Hoffmann 1929-4-26 Los Angeles Soledad Cyn Comment
  POM156528  Salvia apiana L. R. Abrams 1902-7-3 2642 Los Angeles Sierra Madre. Comment
  RSA226243  Salvia apiana Gary D. Cromwell, David W. Wheat 1971-7-1 705 Los Angeles Near canyon mouth just above creek bed. Mystic Canyon, San Gabriel Mountains, Angeles National Forest. Two miles NE of Glendora. 366 Comment
  RSA411303  Salvia apiana Thekla Mohr 1897-05 s.n. Los Angeles Eaton Canyon. Comment
  RSA424348  Salvia apiana William Emboden 1970-6-12 40 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  UCR55906  Salvia apiana J. A. Adams 1965-5-23 235 Los Angeles San Gabriel Mtns., Palmer Canyon, 1/4 mi upstream from Padua Hills, near Claremont 823 Comment
  UCSB5756  Salvia carduacea Ellis, Richard 1960-4-1 Los Angeles Hwy 138; 18 mi SE of Jct with Hwy 6 Comment
  UCLA70102  Salvia carduacea C. L. Hogue 1954-5-1 Los Angeles near Acton Junction (Mint Canyon); Mint Canyon Comment
  RSA584336  Salvia columbariae Tim S. Ross, Orlando Mistretta 1993-5-26 7298 Los Angeles W end of the San Gabriel Mountains: SE slope of the 3834-ft. peak just NW of May Canyon Saddle. 1137 Comment
  UCR187206  Salvia columbariae A. C. Sanders 2006-4-21 32145 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles east of Quail Lake, east of the Cement Plant Rd. and SE of Calif. Aqueduct, c. 0.25 mi. north of Hwy 138 1037 Comment
  RSA651671  Salvia columbariae Tim Traver 1981-4-26 28 Los Angeles Hwy 39, 1 mile up river toward Cogswell Reservoir from road. Comment
  RSA729870  Salvia dorrii var. pilosa R. G. Swinney 1999-6-5 7245 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
  SBBG17192  Salvia dorrii var. pilosa M. Vincent 1962-5-7 230 Los Angeles hwy 0.5 mi from main hwy between Pearblossom and Valyermo Comment
  UCLA69889  Salvia dorrii var. pilosa C. Epling and L. Ellison 1930-4-17 Los Angeles Palmdale Comment
  CAS-BOT-BC233695  Salvia leucophylla Marcus E. Jones 1926-6-7 s.n. Los Angeles Ridge Route Comment
  LA82016  Salvia leucophylla Robert L. Dressler; 1949-5-1 762 Los Angeles 18 Comment
  UCR126860  Salvia leucophylla A. C. Sanders 2003-4-29 26174 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  LA82012  Salvia mellifera Martha Hilend; K Hinsel 1929-3-9 Los Angeles Cahuenga Hills W of Hollywood Lake Comment
  RSA145223  Salvia mellifera Alice Ann Webb, R. Heald 1961-3-21 790 Los Angeles Johnson's Pasture, Claremont. San Gabriel Mt. Range, San Gabriel drainage area. 457 Comment
  RSA651803  Salvia mellifera Bill Amling 1948-5-12 3 Los Angeles La Habra Hills, off Hacienda Avenue, 4 miles south of Puente. 183 Comment
  SBBG6503  Salvia mellifera H. and M. Dearing 1938-5-22 1942 Los Angeles Decker Ranch Rd Comment
  RSA0071925  Salvia mellifera Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 36 Los Angeles Santa Catalina Island. Deer Valley Trail. 92 Comment
  RSA764313  Sambucus caerulea Doris Bowers 1957-5-12 516 Los Angeles Arroyo Seco, Pasadena 305 Comment
  RSA660903  Sambucus mexicana Ann Williams 1992-5-14 1 -92 Los Angeles End of Oceanview Ave., .3 mi. N of Mar Vista St. Whittier. 152 Comment
  UCR127198  Sambucus mexicana A. C. Sanders 2003-5-1 26256 Los Angeles Western San Gabriel Mtns., SE slopes of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and ESE of the filtration plant, Newhall Ranch property 396 Comment
  UCR65543  Sambucus mexicana Aaron Liston, O. Mistretta, L. Rieseberg 1989-4-29 800 -2 Los Angeles South Channel Islands, San Clemente Island, Bryce Canyon, main branch. Comment
  CAS-BOT-BC238722  Sambucus nigra subsp. caerulea Alice Eastwood 1919-7-4 9296 Los Angeles Santa Monica Canyon, Los Angeles Comment
  CAS-BOT-BC238741  Sambucus nigra subsp. caerulea Alice Eastwood 1917-7-20 6471 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC238746  Sambucus nigra subsp. caerulea Tim Ross 1990-8-17 3145 Los Angeles San Gabriel Mtns: upper Big Rock Creek, amid the alluvial gravels and boulders of the drainage-bottom, 120-200 m N of Icy Springs 1737 Comment
  OBI4455  Sambucus nigra subsp. caerulea Robert J. Rodin 1953-5-2 5812 Los Angeles Catalina Island. Near White's cove Comment
  UCR259635  Sambucus nigra subsp. caerulea R. G. Swinney 2010-4-15 12221 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash 610 Comment
  RSA470993  Sanicula arguta Anstruther Davidson 2343 Los Angeles Hollywood. Comment
  UC56499  Sanicula arguta H. M. Hall May 1902 3254 Los Angeles Pass near Chatsworth; Southern California Comment
  CATA1024  Sanicula crassicaulis Mark L. Hoefs 1995-5-4 1945 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 91 Comment
  UCR200217  Sanicula crassicaulis Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 884 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines 396 Comment
  UCR242035  Sanicula crassicaulis Dan S. Cooper 2012-4-30 412- 6 Los Angeles Santa Monica Mountains, Topanga, west end of Robinson Road/ Kim Trail, off North Topanga Canyon Blvd/Hwy 27 281 Comment
  RSA471470  Sanicula crassicaulis E. S. Spalding 1923-4-4 s.n. Los Angeles Laurel Canyon, Southern California. Comment
  UCR192877  Sarcodes sanguinea R. G. Swinney 1998-7-8 6331 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  LA202827  Schinus molle Louis Wheeler; 1932-9-6 1352 Los Angeles Thompson Wash near La Verne 373 Comment
  RSA0065636  Schismus arabicus LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6791 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UCR123803  Schismus barbatus Steven R. Hill, K. Kramer 2001-4-22 33346 Los Angeles Southwestern Mojave Desert, N side of San Gabriel Mtns. Antelope Valley, east of California Poppy Reserve, N and S sides of Avenue I (Lancaster Rd.), 1.5 mi west of Munz Ranch Road, 2.6 mi west of junction with 120th Street West, about 15 mi due NW of Palmdale 805 Comment
  RSA202465  Schoenoplectus maritimus R. L. Armacost 1963-5-7 1620 Los Angeles Malibu to Old Topanga [Canyon]. Comment
  UCR205274  Scirpus maritimus R. G. Swinney 2008-4-30 8699 Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon Debris Basin 341 Comment
  LA104168  Scirpus microcarpus David Hollombe; 1985-9-3 sn Los Angeles SANTA MONICA MOUNTAINS, Escondido Canyon, short distance below falls. Comment
  UCR271318  Scirpus microcarpus R. G. Swinney 2011-5-12 14696 Los Angeles San Gabriel Mountains, Aliso Canyon Creek, 50-100 m west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy, west of mouth of Cabin Canyon Creek 1183 Comment
  UC1595219  Scrophularia californica subsp. californica Tim Ross and Peter Fritsch 1990-6-20 3656 Los Angeles ridgetop between W Fork San Gabriel River and Roberts Canyon (Rincon-Red Box Rd); San Gabriel Mts 1255 Comment
  POM19063  Scrophularia villosa Philip A. Munz 1923-4-10 6703 Los Angeles San Clemente Island: canyon-wall, south of 'Lemon Tank'; east coast Comment
  SBBG132095  Scrophularia villosa M. Elvin, D. Hannon, G. Allan, C. Clark, S. Burckhalter 1996-4-20 168 Los Angeles Stone field station just below balcony Comment
  RSA567299  Scutellaria siphocampyloides Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3974 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  RSA0081652  Sedum spathulifolium I. M. Johnston 1917-7-1 1745 Los Angeles [San Gabriel Mountains] Near Brown's Flat. [San Dimas Experimental Forest] 1295 Comment
  RSA605508  Selaginella asprella Louis Cutter Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: South side Devil's Canyon. 1402 Comment
  CAS-BOT-BC62032  Selaginella bigelovii L. R. Abrams; I. L. Wiggins 1931-7-6 341 Los Angeles Vicinity of Mosquito Harbor Comment
  LA200015  Selaginella bigelovii Lawrence L. Kiefer; 1966-4-10 1855 Los Angeles SANTA MONICA MOUNTAINS, Brown Canyon, Beverly Glen Blvd., ca. 3 mi above Sunset Blvd. 426 Comment
  UC380913  Selaginella bigelovii Marcus E. Jones, A. M. 1882-2-25 3023 Los Angeles Pasadena Comment
  UC399196  Selaginella bigelovii C. F. Millspaugh 1920-1-2 4502 Los Angeles road beyond Golf Links; Santa Catalina Isl. Comment
  RSA684102  Selaginella bigelovii R. S. Felgar 1968-6-13 s.n. Los Angeles Elsmere Canyon, Angeles Natl. Forest, ca. 2 mi SE of Newhall; T3N R15W S8 518 Comment
  LA209930  Senecio breweri Arthur C. Gibson; 2005-5-5 5069 Los Angeles Comment
  CAS-BOT-BC363453  Senecio californicus Munz; Street; Williams 1919-3-15 2400 Los Angeles South Hills, Pomona Comment
  HSC6103  Senecio flaccidus var. douglasii W. H. Kinch 1954-9-30 18 Los Angeles N of Claremont on the road to Mt. San Antonio 610 Comment
  CATA382  Senecio lyonii Mark L. Hoefs 1974-5-1 442 Los Angeles Santa Catalina Island: By Renton Mine Road, northeast exposure 167 Comment
  RSA544555  Senecio lyonii Timothy S. Ross, Elizabeth Kellogg 1992-4-11 6111 Los Angeles San Clemente Island: west fork of China Canyon. 101 deg. E, 790m distant from 1448'BM. 293 Comment
  SD51881  Senecio lyonii Peter H. Raven 1962-4-9 17161 Los Angeles San Clemente Island, small ravine above Wilson Cove 74 Comment
  SD79009  Senecio lyonii R. Mitchel Beauchamp 1967-1-27 114 Los Angeles San Clemente Island, sea bluff east of main Wilson Cove area Comment
  UCR204200  Senecio lyonii Mark A. Elvin, Dylan Hannon, Gary Allan, Curtis Clark 1996-4-19 146 Los Angeles Channel Islands, San Clemente Island 9 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
  RSA473110  Senecio vulgaris Robert Gustafson 1981-3-18 2124 Los Angeles Ballona Wetlands, Area 3. Comment
  POM347497  Senna armata W. Hutchinson 1920-6-1 s.n. Los Angeles Mojave Desert Comment
  RSA65741  Sesuvium verrucosum F. W. Peirson 1921-11-11 4154 Los Angeles Mud at north end of Elizabeth Lake. Comment
  CAS-BOT-BC240113  Setaria Peter H. Raven; Henry J. Thompson 1959-10-31 14730 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Neilson Way near Marine Street, Santa Monica 30 Comment
  UCR110905  Setaria adhaerens A. C. Sanders, D. Malueg 1998-6-22 22015 Los Angeles San Gabriel Mtns., W of Rosemead Blvd., Burton Ave. at Longden Ave., under SCE powerlines 146 Comment
  PASA1297  Silene gallica A. Carter 1928-12-29 Los Angeles Base of Sierra Madre Mts. Comment
  RSA748789  Silene gallica Justin M. Wood 2009-4-13 483 Los Angeles Foothills above the city of Sierra Madre, one carter estates at the end of Baldwin Ave. 49 Comment
  UC557723  Silene gallica Nell Murbarger March, 1936 64 Los Angeles San Clemente Island Comment
  CAS-BOT-BC387021  Silene gallica Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4240 Los Angeles Los Angeles; Racho Santa Ana Botanic Garden; San Clemente Island Comment
  RSA477864  Silene gallica Robert M. Perkins 1936-3-4 122 Los Angeles Sand dunes at El Segundo Comment
  CAS-BOT-BC174908  Silene laciniata Le Roy Abrams 1901-4-3 1295 Los Angeles Santa Monica Mts. 304 Comment
  RSA584485  Silene laciniata subsp. major Timothy S. Ross 1992-5-24 6414 Los Angeles Brown's Gulch: (draining to San Gabriel Canyon at the base of San Gabriel Dam) 464 Comment
  SDSU12063  Silene laciniata subsp. major Jennifer Swenson, David Shaari 1995-5-2 2 V95A Los Angeles Off Encinal Canyon Rd. in Charmlee Regional Park, 1 mile on dirt road beyond park gate, before open meadow. 419 Comment
  RSA477944  Silene laciniata subsp. major Anstruther Davidson 1889-07 s.n. Los Angeles Foothills. Los Angeles. Comment
  RSA724766  Sisymbrium altissimum K. Dobry 1991-4-22 d- 392 Los Angeles West San Gabriel Mts. at Elsmere Cyn Comment
  RSA649644  Sisymbrium altissimum Michael Horn 1991-5-7 32 Los Angeles Take dirt road 4N06 2.5 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site 1463 Comment
  RSA356026  Sisymbrium irio R. F. Thorne 1973-3-14 42651 Los Angeles San Dimas Canyon near its mouth. Comment
  CAS-BOT-BC75410  Sisymbrium orientale Robert F. Thorne; M. Z. Thorne 1967-6-25 37122 Los Angeles San Gabriel Mountains. Roadside. Evey Canyon. 716 Comment
  RSA286422  Sisyrinchium bellum Mary H. O'Brien 1976-5-2 76 -37378 Los Angeles Whittier. 137 Comment
  RSA422415  Solanum douglasii T. S. Clare 1929-3-3 15054 Los Angeles Topango [Topanga] Canyon. Comment
  SBBG31454  Solanum douglasii R. F. Thorne 1966-4-5 35863 Los Angeles above stream in Cottonwood Cyn 106 Comment
  RSA611259  Solanum sarrachoides Louis C. Wheeler 1946-9-16 6370 a Los Angeles Garvey: Walnut Grove Avenue and Rush Street. Comment
  POM4172  Solanum umbelliferum Harry Pruett 1909-5-16 16 Los Angeles Claremont. Comment
  UC1178634  Solanum umbelliferum Peter Kamb 1948-5-6 955 Los Angeles above Little Rock (San Gabriel Mountains); San Gabriel Mountains 975 Comment
  UCR189698  Solanum umbelliferum R. G. Swinney 1998-7-10 6403 Los Angeles San Gabriel Mtns., SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2 2250 Comment
  CATA605  Solanum wallacei Mark L. Hoefs 1991-4-8 1051 Los Angeles Santa Catalina Island: Upper Avalon Canyon, below Wrigley Memorial, near drainage channel 143 Comment
  RSA427402  Solanum xanti var. intermedium Ruth E. Hammond 1929-04 s.n. Los Angeles Hillsides, Verdugo Comment
  RSA473615  Solidago californica F. R. Fosberg 1931-8-12 55525 Los Angeles Buckhorn Trail, northwest ridge, San Gabriel Mountains 2100 Comment
  RSA164798  Solidago canadensis var. gilvocanescens R. M. Straw 1956-10-18 957 Los Angeles Possibly escaped from cultivation, Pasadena Comment
  RSA617224  Solidago confinis LeRoy Gross 1998-9-12 54 Los Angeles Wildwood picnic area. Right below road to picnic area off Big Tujunga canyon road. 6 miles from Sunland. 609 Comment
  UCR223709  Sonchus asper R. G. Swinney 2009-6-12 11121 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
  UCR197121  Sonchus asper subsp. asper LeRoy Gross 2007-3-13 2600 Los Angeles Transverse Ranges; Verdugo Mountains, southern side of the range. Stough Canyon, northwest of the the nature center along canyon bottom at juction of a spring and creek flowing from the northeast 496 Comment
  RSA474108  Sonchus oleraceus F. R. Fosberg 1931-4-12 S- 4574 Los Angeles Near Jewfish Point, Santa Catalina Island. 3 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
  UCD136208  Sonchus oleraceus Kenneth A. Wilson 1961-2-21 875 Los Angeles Northridge. San Fernando Valley State College campus. Comment
  CAS-BOT-BC235378  Spartina foliosa Carl B. Wolf 1932-9-16 4108 Los Angeles Bryant Ranch. 100 - 150 ft. W. of state highway, at extreme SE. corner of Pacific Western Oil Co. Lease 3 Comment
  RSA611057  Spartium junceum L. C. Wheeler 1968-5-15 s.n. Los Angeles San Antonio Canyon. 975 Comment
  UCR4226  Spartium junceum Lloyd Clark 1965-3-20 s.n. Los Angeles San Gabriel Mtns., At entrance to Palmer - Evey fire road above Claremont 701 Comment
  LA200357  Spergula arvensis Jonathan Sauer; J. Leishman 1978-4-18 5995 Los Angeles Santa Monica Mountains, Topanga Canyon State Park Comment
  UCR274088  Spergularia bocconi Steven A. Junak 2000-5-19 SCa- 1326 Los Angeles California Islands, Santa Catalina Island, west side of first ridge west of Twin Rocks, c. 0.44 mile southeast of Goat Harbor 287 Comment
  UC1594400  Spergularia bocconi Tim Ross 1992-4-14 6176 Los Angeles central e side of island near E escarpment (ca 90 m s of where Nanny Canyon drainage meets the sea); San Clemente Island 53 Comment
  UCD99196  Spergularia bocconi Daryl Koutnik 1978-4-21 404 Los Angeles Glendale at east end of Glenoaks Avenue, near Scholl Canyon Park. 304 Comment
  CAS-BOT-BC390264  Spergularia macrotheca var. leucantha Alice Eastwood; John Thomas Howell 1937-4-26 3978 Los Angeles Rosamond Lake bottom Comment
  CAS-BOT-BC390802  Spergularia marina Le Roy Abrams 1899-5-1 227 Los Angeles Ballona Harbor Comment
  SBBG132069  Spergularia villosa S. A. Junak, B. Collins 1991-4-25 SCI 222 Los Angeles E side of island, along rd to Camera Pad "Boulder", N of Thirst Cyn 585 Comment
  JEPS76501  Sporobolus airoides L. R. Heckard with Maynard Moe 1977-4-2 4557 Los Angeles ca. 1/2 mi. e. of lake bed at s. tip of Rogers dry lake Edwards Air Force Base; , Rogers dry lake 728 Comment
  SEINET10603314  Sporobolus airoides LeRoy R. Abrams Abrams 1755 Los Angeles (Wilimgton)? Comment
  UCD92985  Sporobolus contractus P. B. Dickey 1939-8-8 1070 Los Angeles SCS Nursery Littlerock, row 75. Comment
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Jan 20 2015
  JEPS62971  Stachys ajugoides Dr. H. E. Hasse Los Angeles Santa Monica Comment
  SFV4902  Stachys ajugoides var. rigida M. H. Grayum 1971-5-16 s. n. Los Angeles Santa Monica Mountains Temescal Canyon. 61 Comment
  RSA601749  Stachys ajugoides var. rigida Louis C. Wheeler 1946-4-21 6192 Los Angeles San Gabriel Mountains. Cloverleaf Canyon (near head of canyon). Comment
  SBBG80018  Stachys albens R. Hoffmann 1927-6-14 Los Angeles Gorman, Ridge Route (US Hwy 99) Comment
  LA52379  Stachys bullata Leo Boyd; 1953-5-10 sn Los Angeles Comment
  LA52380  Stachys bullata Carl Epling; 1931-3-28 52380 Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA709814  Stanleya pinnata Gary D. Wallace, Ann Hiller 1983-5-18 2050 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road 945 Comment
  LA212119  Stanleya pinnata Elwood Fordham; 1957-4-18 s.n. Los Angeles Malibu Beach. Comment
  RSA452245  Stanleya pinnata P. A. Munz 1931-8-22 s.n. Los Angeles San Franscito Canyon Comment
  RSA188140  Stellaria media R. F. Thorne 1966-4-28 36197 Los Angeles Santa Catalina Island, lateral ravine along Renton Mine Road, E end island 213 Comment
  SEINET4077821  Stellaria media R. Moran 1941-1 706 Los Angeles Middle Ranch, Santa Catalina Island. 200 Comment
  RSA65759  Stellaria media F. W. Peirson 1919-2-26 368 Los Angeles Brae Burn Road, Atadena Comment
  SBBG19171  Stellaria media M. A. Piehl 1963-12-8 631085 Los Angeles Cave Cyn, 0.25 mi from mouth 30 Comment
  CAS-BOT-BC397704  Stellaria nitens unspecified 1903-3-16 4767 Los Angeles Pasadena Comment
  CAS-BOT-BC375308  Stephanomeria exigua subsp. coronaria Marcus E. Jones 1900-7-12 6423 Los Angeles Long Beach Comment
  RSA601069  Stephanomeria exigua subsp. coronaria Steve Boyd, Lauren Raz 1997-6-18 9986 Los Angeles Liebre Mountains region: North base of Portal Ridge along the Broad Canyon Motorway, east of the mouth of Broad Canyon, edge of the Antelope Valley. 939 Comment
  LA204205  Stephanomeria pauciflora B. R. Lowe; 1954-5-14 Los Angeles San Gabriel Mountains, 0.5 mi E of Little Rock Palmdale Dam Comment
  RSA761770  Stephanomeria virgata R. G. Swinney 2008-10-10 9550 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  UCR209628  Stephanomeria virgata R. G. Swinney 2008-10-10 9550 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  RSA598808  Stephanomeria virgata R. G. Swinney 1989-8-24 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon....Big Dalton Canyon Road, 1.4 mi. NE of Glendora Mountain Road. 457 Comment
  SEINET11110038  Stillingia paucidentata Unknown 1966-4-9 s.n. Los Angeles Plants of California Los Angeles County Calyx present; plants perennial; 1 ft.+; deep sandy soil, dunes; few Joshua trees in area but mostly open. Piute Butte Comment
  UC1922875  Stipa cernua Scott D. White, Pam DeVries 2006-5-9 11401 Los Angeles SE Tehachapi Mountains: Gorman area, valley & slopes along Gorman Creek, NE of I-15 Fwy. and SW of Gorman Post Rd. Lebec 7.5' Quad. Comment
  IRVC26336  Stipa lepida A. C. Sanders, Andy Thompson 2003-4-15 25994 Los Angeles Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 396 Comment
  UCR237907  Stipa lepida Mark A. Elvin 2003-5-1 2493 Los Angeles Santa Clarita Valley, Newhall Ranch, Castaic Mesas, c. 1.5 km east of Castaic Lagoon in Charlie Canyon, survey area 69 396 Comment
  RSA0097774  Stipa occidentalis var. californica R. G. Swinney 2011-7-8 15516 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), the middle elevation (& smallest ) of three natural depressions at the north base of Strawberry Peak 1171 Comment
  UCR155360  Stipa speciosa A. C. Sanders 2005-5-5 29873 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  CATA1334  Stuckenia pectinata Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-25 2436 Los Angeles Santa Catalina Island: Echo Lake 396 Comment
  RSA191583  Stuckenia pectinata Robert F. Thorne, M. Z. Thorne 1966-8-29 36579 Los Angeles San Gabriel Mts, Angeles National Forest: Big Pines Recreation Area, dry slope above E end of Jackson Lake, on road from Big Pines to Valyermo. 1890 Comment
  RSA636112  Stuckenia pectinata Robert F. Thorne, D. Propst 1974-9-12 45719 Los Angeles Santa Catalina Island: Deer Valley Reserve. 213 Comment
  RSA0070123  Stylocline gnaphaloides LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6955 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA177831  Stylocline gnaphaloides R. F. Thorne, Percy C. Everett 1965-5-11 34671 Los Angeles near road to Hay Press; Santa Catalina Island 457 Comment
  SBBG79634  Stylocline gnaphaloides F. R. Fosberg 1932-5-7 8144 Los Angeles S of Grand Cyn 240 Comment
  SBBG133193  Suaeda taxifolia J. Savage, S. Junak 2003-4-20 JS- 0 -2003 Los Angeles mouth of Horse Beach 3 Comment
  SBBG118481  Symphoricarpos albus O. Mistretta 1992-7-13 691 Los Angeles Los Pinetos Spring Cyn Trail Comment
  RSA428885  Symphoricarpos mollis Fay A. MacFadden 1931-4-25 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UC63981  Symphoricarpos rotundifolius var. parishii