Search Results — 2000 specimen records retrieved (1540 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA460915  Abronia maritima Ora M. Clark 1928-12-23 1389 Los Angeles Hermosa. Comment
  RSA569226  Abronia pogonantha Bonnie C. Templeton 1931-5-17 1201 Los Angeles near Lancaster, Mohave Desert Comment
  SBBG16442  Abronia pogonantha D. Myrick 1962-4-13 545 Los Angeles Hwy 138 ca. 25 mi W of Victorville 853 Comment
  RSA0065573  Acacia retinodes George Maruko 1948-2-25 s.n. Los Angeles South hill above 200k Griffith Park, Los Angeles. Comment
  RSA252887  Acamptopappus sphaerocephalus var. sphaerocephalus R. F. Thorne 1973-5-11 43543 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  UCSB33673  Acanthoscyphus parishii Griesel, Wesley 1959-8-28 Los Angeles Angeles Crest Highway, near Cortelyou Springs, San Gabriel Mts. 2286 Comment
  RSA660516  Acer macrophyllum Lori Ackerman, Gerald Braden, Arthur Davenport 1988-5-4 23 Los Angeles North end of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  UC450890  Acer macrophyllum Fay A. MacFadden 1931-4-10 2575 Los Angeles Tejunga Canyon 396 Comment
  UCR219461  Acer macrophyllum R. G. Swinney 2009-3-25 10155 Los Angeles San Gabriel Mtns. Foothills, far west end of Glendora Ridge Motorway on north side of road at boundary of El Encanto Azusa River Wilderness Park 549 Comment
  UCR258599  Acer macrophyllum R. G. Swinney 2010-8-26 13597 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  UCR270490  Acer macrophyllum R. G. Swinney 2011-11-1 15946 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  UCR132940  Acer saccharinum Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 Comment
  CAS-BOT-BC21682  Achillea millefolium R. E. Snodgrass 1901-8-1 s.n. Los Angeles Santa Barbara Island Comment
  JEPS20083  Achillea millefolium Peter H. Raven with H. L. Wedberg 1957-6-15 10904 Los Angeles in Latigo Canyon ((0.8 mi n of US 101A)); Santa Monica Mountains Comment
  UCR204211  Achillea millefolium R. G. Swinney 2001-9-16 8161 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
  CAS-BOT-BC213460  Acmispon argophyllus var. argophyllus Henry J. Thompson 1959-5-24 2017 Los Angeles Saddle Peak Rd., 1.2 miles ENE of peak, Saddle Peak, Santa Monica Mountains 716 Comment
  SBBG128203  Acmispon dendroideus M. G. Simpson, A. Russell, J. Dunn 2000-7-20 2207 Los Angeles S side of Eagle Cyn 344 Comment
  SD21286  Acmispon dendroideus var. dendroideus Norman E. Bilderback 1938-4-17 Los Angeles Catalina, Avalon Comment
  SBBG25226  Acmispon glaber Leota Davidson 1965-5-15 116 Los Angeles Elizabeth Cyn between Lake Hughes and Castiac Comment
  CATA1837  Acmispon micranthus Denise Kraus 2000-4-27 16 Los Angeles Santa Catalina Island: (Goat Harbor burn area) On eastern side of large, obvious rocky outcrop which is on western fuel break road. At GHB Transect 15 381 Comment
  SBBG119934  Acourtia microcephala A. C. Sanders 2003-7-15 27098 Los Angeles Newhall Ranch, Magic Mtn area, 0.9 mi S of Castaic Junction; Santa Susana Mtns 335 Comment
  UC75982  Acourtia microcephala Geo. B. Grant August 1902 945 Los Angeles Pasadena; Southern California Comment
  UCD150959  Acourtia microcephala D. S. Park 2010-4-26 44 Los Angeles Ranch Santa Ana Botanic Garden 381 Comment
  LA82110  Adenostoma fasciculatum O. H. Kappler; 1940-5-18 23 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  POM615  Adenostoma fasciculatum Caroline S. Weinland s.n. Los Angeles Palmer Canyon. N of Claremont. 381 Comment
  UC466764  Adenostoma fasciculatum J. Grinnell 1903-6-27 Los Angeles Pasadena, Arroyo Seco Comment
  POM155756  Adenostoma fasciculatum var. fasciculatum M. B. Dunkle 1928-4-22 1888 Los Angeles Santa Catalina Island; Buttonshell Beach. 23 Comment
  POM612  Adenostoma fasciculatum var. fasciculatum D. L. Crawford 1915-08 s.n. Los Angeles San Antonio Canyon, Claremont Comment
  RSA226995  Adenostoma fasciculatum var. fasciculatum Robert F. Thorne, C. W. Tilforth 1971-6-17 39973 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA390480  Adenostoma fasciculatum var. fasciculatum F. R. Fosberg 1931-5-5 S 4775 Los Angeles Bullrush Canyon. Santa Catalina Island. Comment
  RSA453175  Adenostoma sparsifolium H. E. Hasse 1910-9-1 s.n. Los Angeles Topanga Canyon. Comment
  RSA595686  Adiantum aleuticum L. C. Wheeler 1970-1-4 s.n. Los Angeles San Gabriel Mountains. East fork Santa Anita Canyon, ca. 200 yards downstream from the falls. 762 Comment
  UCR190870  Adiantum capillus-veneris R. G. Swinney 1998-8-6 6714 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, at cliff seep c. 100 m below Falls Gulch 1000 Comment
  UCR220181  Adiantum capillus-veneris R. G. Swinney, Jane Strong 2009-4-7 10306 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Antonio Canyon, 2.4 miles north of Shinn Rd. 1073 Comment
  RSA247414  Adiantum capillus-veneris Jack Delaini 1974-4-25 120 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 549 Comment
  RSA527609  Adiantum jordanii Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4434 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  UCR193691  Ageratina adenophora R. G. Swinney, Dave Larson 1999-5-29 7228 Los Angeles San Gabriel Mtns., San Dimas Canyon, at waterfall in main fork c. 600 m north of confluence with East Fork 610 Comment
  CDA6739  Ageratina adenophora T. C. Fuller 1958-5-9 2061 Los Angeles Millard Canyon, Cheney Trail above Altadena. 0 Comment
  UCR172452  Agoseris grandiflora Anuja Parikh, Nathan Gale 2005-7-5 2122 Los Angeles Santa Susana Mtns., Newhall Ranch, slopes south of upper Potrero Canyon, south of Santa Clara River c. 2 mi. east of the Ventura Co. line, study area 19 396 Comment
  RSA230661  Agoseris retrorsa R. F. Thorne, M. Z. Thorne 1969-7-10 38427 Los Angeles San Gabriel Mts; Angeles National Forest; 1.5 miles W of Wrightwood 1951 Comment
  SD255635  Agoseris retrorsa R. G. Swinney 2011-6-22 15262 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring on ridge SE of Mt. Mooney, west of Devils Canyon, 0.4 mile east of Angeles Crest Highway. 1780 Comment
  UCR223458  Agoseris retrorsa R. G. Swinney 2009-6-8 11097 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
  RSA416418  Agoseris retrorsa Robin S. Collins 1973-5-28 s.n. Los Angeles Trail Canyon, ca. 2 1/2 miles into canyon from beginning of pack trail 853 Comment
  RSA505269  Agropyron cristatum S. Zona, D. Arias, O. Dorado, M. Hanson, Jose Luis Villasenor 366 Los Angeles Mountain High Ski Resort; W of Wrightwood. North slopes of San Gabriel Mountains. 2018 Comment
  RSA129622  Agrostis exarata H. S. Yates 1936-8-28 6367 Los Angeles Big Pine Park, San Antonio quadrangle: T3N R8W, sec. 2. 1982 Comment
  RSA603586  Alisma triviale L. C. Wheeler 1947-9-17 6630 Los Angeles Rio Hondo: at Rosemead Blvd. Comment
  RSA367098  Allium haematochiton Mark Morris 1929-3-11 [ 14555 ] Los Angeles Griffith Park - Los Angeles. Comment
  UC1922587  Allium haematochiton Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-26 1182 Los Angeles Transverse Ranges; Verdugo Mountains region; Northwestern edge of Verdugo Mts, north of La Tuna Canyon. Near junction of Green Verdugo Fire Road from 210 Fwy and road to Green Verdugo Reservoir. 457 Comment
  SEINET3884671  Allium lacunosum var. lacunosum Timothy S. Ross, Steve Boyd 1994-5-25 7922 Los Angeles Necktie Basin: Hanging basin ca. 470-830 m West of Warm Springs Mountain summit. These collections from ca 600-800 m WSW of summit. Warm Springs Mountain 7.5' USGS Quadrangle.; 0 1061 Comment
  JEPS519  Allium monticola Frank W. Peirson 1918-6-17 267 Los Angeles Head of Rock Cr, Rock Cr. 1981 Comment
Read comments
Oct 16 2006
  RSA595557  Allophyllum divaricatum Alan Prather, Alice Hempel 1993-5-17 1350 Los Angeles Angeles National Forest, along Glendora Mountain Road, 27.4 km N of the intersection with Boulder Springs drive (just S of the entrance to the National Forest). Comment
Read comments
Dec 15 2016
  RSA28484  Allophyllum divaricatum Verne Grant, Alva Grant 1955-05 9400 Los Angeles [Seed parents in a natural population in Cow Canyon, San Gabriel Mts.] Comment
  CAS-BOT-BC170982  Alnus rhombifolia W. H. Brewer 1861-1-4 107 Los Angeles San Gabriel Comment
  RSA639889  Alnus rhombifolia L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Headwaters of Cruthers Creek, north side Will Thrall Peak, on Burkhart trail. 2012 Comment
  UCR212777  Alnus rhombifolia Ellen Mackey, Blake Whittington 2006-10-11 NFWF- 1783 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, San Dimas Creek, [lower San Dimas Canyon]. San Dimas Creek, near trail to stream side from gate area 407 Comment
  RSA640642  Amaranthus albus L. C. Wheeler 1966-10-1 8943 Los Angeles San Gabriel Mountains: Big Tujunga at Colby Ranch Road. 975 Comment
  UCR153372  Amaranthus albus L. C. Wheeler 1967-7-6 9923 Los Angeles San Gabriel Mountains, San Dimas Canyon, southeast of San Dimas Dam 457 Comment
  UCR200306  Amaranthus albus Steve Boyd, Mark A. Elvin, Rick Burgess, Lloyd Simpson 2006-11-8 11703 Los Angeles Transverse Ranges; Liebre Mountains, southwestern shore of Quail Lake, extreme western end of Mojave Desert at north base of Liebre Mountains 1024 Comment
  UCD97186  Amaranthus albus M. Vincent 1962-12-5 314 Los Angeles Santa Monica Mts., Mulholland Highway at Stunt Road. Comment
  RSA402989  Amaranthus powellii E. S. Spalding 1922-11-26 s.n. Los Angeles Near Glendale. Comment
  SBBG35160  Amblyopappus pusillus S. A. Junak 1998-6-13 SCa 740 Los Angeles just W of beach at Little Harbor Comment
  SD69785  Amblyopappus pusillus Robert F. Thorne 1966-4-4 35766 Los Angeles Santa Catalina Island; near Ballast Point on east side of Catalina Harbor, Isthmus, on bank above tide level. Comment
  RSA151153  Ambrosia confertiflora Peter H. Raven 1961-10-6 16785 Los Angeles Beverly Hills, along north side of Sunset Boulevard just west of Alta Drive. Comment
  LA31630  Ambrosia psilostachya Peter H. Raven; Henry J. Thompson 1958-9-28 Los Angeles Elysian Park 198 Comment
  LA31646  Ambrosia psilostachya Peter H. Raven; 1959-11-7 14733 Los Angeles 182 Comment
  UC1595405  Ambrosia psilostachya Tim Ross and Annette H. Ross 1991-7-29 5692 Los Angeles n-most point of, (rocky ridgetop, sw side) Puente Hills; San Dimas Quad., Pomona, Elephant Hill 228 Comment
  UCR277110  Ambrosia salsola R. G. Swinney 2011-4-19 14407 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
  UCR153358  Ambrosia salsola var. salsola LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 856 Los Angeles Transverse Ranges/San Gabriel Mtns region, Big Rock Creek, N and east of Valyermo Ranger Station off Big Pines Hwy 1143 Comment
  UC80650  Amorpha fruticosa Anstruther Davidson Los Angeles Los Angeles Comment
Read comments
Jul 1 2010
  RSA536080  Amsinckia intermedia Tim Ross 1991-5-21 5425 Los Angeles San Clemente Island. Upper reaches of Box Canyon, SW side of the island. 366 Comment
  RSA0089902  Amsinckia menziesii var. menziesii T. S. Ross, J. Mark Porter 1995-5-4 8498 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA0089910  Amsinckia menziesii var. menziesii L. C. Wheeler 1974-3-28 s.n. Los Angeles San Gabriel Mountains: Wildwood Ranch, east of Glendora. 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
  RSA0091458  Amsinckia tessellata R. G. Swinney 2009-5-28 10937 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  PASA2004  Amsinckia tessellata Frank W. Peirson 1930-5-12 Los Angeles Along Blvd. about opposite Acton Comment
  RSA771587  Amsinckia vernicosa R. G. Swinney 2009-5-5 10651 Los Angeles Carr Canyon, 0.6 mi. southeast of Mt. Emma Rd. crossing 963 Comment
  UCR223052  Amsinckia vernicosa R. G. Swinney 2009-5-5 10651 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.6 mi. southeast of Mt. Emma Rd. crossing 963 Comment
  UCR270086  Anagallis arvensis R. G. Swinney 2011-4-9 14360 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
  LA34905  Anagallis arvensis Mary V. Hood; 1936-3-5 37 14 Los Angeles Santa Monica Mountains, Higgins Canyon Comment
  LA43456  Anagallis arvensis C. L. Hogue; 1954-5-20 sn Los Angeles SANTA MONICA MOUNTAINS, Fire road off Mulholland Dr where pavement ends, W of Sepulveda. 457 Comment
  RSA0065392  Anagallis arvensis Dolores Perez 1981-4-26 29 Los Angeles Dr. at junction of 79th St. in Playa del Rey. Comment
  RSA647944  Anagallis arvensis Michelle Manolovitz, Brian Manolovitz 1992-5-19 26 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 400 feet north of park office. Comment
  RSA660459  Anagallis arvensis Mary C. Hunter 1994-5-23 8 Los Angeles South Pasadena (Mission and Fair oaks Backyard). Comment
  CAS-BOT-BC45259  Ancistrocarphus filagineus Ralph Hoffman 1932-4-27 s.n. Los Angeles Lancaster Comment
  LA212146  Anemopsis californica L. Haines; 1949-6-20 s.n. Los Angeles LIEBRE MTS., Horse-Camp Canyon, along San Andreas Fault. Comment
  RSA188302  Anemopsis californica R. F. Thorne 1966-6-2 36528 Los Angeles Santa Catalina Island. Small stream running into reservoir NW of Catalina Airport. 442 Comment
  RSA624569  Anemopsis californica L. C. Wheeler 1973-4-21 s.n. Los Angeles San Andreas Rift Zone: Barrel Springs 877 Comment
  RSA710836  Anisocoma acaulis LeRoy Gross 2005-5-3 2207 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
  PASA2282  Antennaria dimorpha Frank W. Peirson 1921-6-15 Los Angeles Pine Flats, San Gabriel Mts. 1676 Comment
  UCR190282  Antirrhinum coulterianum R. G. Swinney 1998-8-1 6629 Los Angeles San Gabriel Mtns., Vincent Gulch, 1.2 miles SE of Vincent Gap Trail Head, c. 2 miles east of the summit of Mt. Baden-Powell 1631 Comment
  UCR182666  Antirrhinum kelloggii R. G. Swinney 1998-4-13 5947 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  RSA240615  Antirrhinum multiflorum C. W. Tilforth 1973-6-28 890 Los Angeles San Antonio Canyon, N of Claremont. Comment
  RSA729329  Antirrhinum multiflorum R. G. Swinney, Dave Larson 1999-7-21 7571 Los Angeles San Gabriel Mtns.: upper Fern Canyon, San Dimas Experimental Forest, from Fern Dam #1 to 3, NE Browns Flat. 1439 Comment
  UCR130081  Antirrhinum multiflorum Valerie Oriol 2003-12-9 s.n. Los Angeles San Gabriel Mtns., Angeles National Forest, San Dimas Experimental Forest; watershed 0516 off the Glendora Ridge Rd. within a mile of Tanbark Flats 976 Comment
  CATA3068  Aphanes occidentalis Amy Catalano 2016-4-19 075 Los Angeles Santa Catalina Island: West End Road, just southeast of junction with Cherry Valley Road, north facing slope, 5 meters upslope from road 11 Comment
  POM199735  Apiastrum angustifolium I. W. Clokey, Bonnie Templeton 1929-04 4434 Los Angeles Mandeville Canyon, Santa Monica Mountains. 425 Comment
  SD38883  Apiastrum angustifolium Edith A. Purer 1935-5-11 6555 Los Angeles Malibou Lodge, Santa Monica Mountains Comment
  IRVC28610  Apium graveolens A. C. Sanders, Mark Elvin 2002-6-20 25235 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
  POM366916  Aquilegia formosa L. E. Hoffman 1928-8-15 s.n. Los Angeles Buckhorn Flats, Angeles Forest. Comment
  RSA610978  Aquilegia formosa Louis C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: Fish Fork. 1098 Comment
  UC10120  Arabis glabra J. H. Barber 1897-4 313 Los Angeles Santa Monica Canyon Comment
  UC64652  Arabis glabra H. M. Hall Jun 3 1900-Jun 6 1900 1512 Los Angeles Swartout Canyon San Antonio Mountains 1981 Comment
  RSA588904  Arabis glabra var. glabra Timothy S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-8 2942 Los Angeles Upper Big Tujunga Canyon: margin of Big Tujunga Creek and toes of the slopes immediately west (ca 1.6 air miles ENE of Barely Flats). 1213 Comment
  RSA0128608  Arabis repanda var. repanda R. F. Thorne, C. W. Tilforth, John Dourley, R. Scogin 1972-8-11 42228 Los Angeles San Gabriel Mtns, Angeles National Forest: N slope of Mt. Waterman near Buckhorn Station. 2134 Comment
  UC303955  Arceuthobium campylopodum I. M. Johnston 1917-8-21 1688 Los Angeles Coldwater fork of the Creek San Antonio Mtns 2286 Comment
  RSA177892  Arctostaphylos catalinae R. F. Thorne, Percy C. Everett 1965-5-11 34668 Los Angeles near road to Hay Press; Santa Catalina Island. 457 Comment
  RSA629098  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20240 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  LA33460  Arctostaphylos glandulosa subsp. mollis Peter H. Raven; 1959-3-8 13840 Los Angeles Santa Monica Mountains, Mulholland Drive [Hwy] 7.6 mi W of Topanga Canyon 365 Comment
  LA42385  Arctostaphylos glandulosa subsp. mollis W. O. Griesel; 1936-1-15 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA182015  Arctostaphylos glandulosa subsp. mollis F. W. Peirson 1918-5-19 142 Los Angeles Echo Mountain;, 2 mi. n of Altadena 1037 Comment
  RSA247421  Arctostaphylos glandulosa subsp. mollis Jack Delaini, Barbara Shervanick 1974-3-22 81 Los Angeles Lodi Canyon, San Dimas Experimental Forest 747 Comment
  RSA247381  Arctostaphylos glandulosa var. cushingiana Gary D. Wallace, Gary D. Cromwell 1966-2-19 22 Los Angeles NE of Azusa, 2 mi. up Glendora Mtn. Rd. from Foothill Blvd. along a fire road. Comment
  RSA602768  Arctostaphylos glauca L. C. Wheeler 1972-12-27 12803 Los Angeles San Gabriel Mountains: Between Laurel Gulch & Coldwater Canyon. 1341 Comment
  RSA631435  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15614 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA631666  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15849 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA763218  Arctostaphylos glauca Justin M. Wood 2010-5-10 1582 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  SFV2643  Arctostaphylos glauca K. A. Wilson 1961-2-12 845 Los Angeles San Gabriel Mountains Devil's Punchbowl. Eastern foothills of San Gabriel Mountains. Big Rock Spring. Comment
  SFV2644  Arctostaphylos glauca K. A. Wilson 1961-3-11 989 Los Angeles San Gabriel Mountains San Francisquito Canyon. 1.5 miles south of Green Valley (Spunky Canyon Road). 825 Comment
  UC303641  Arctostaphylos glauca I. Johnston 1917-1-28 40 Los Angeles mouth of canyon San Antonio Canyon (rocky wash) Comment
  RSA641516  Arctostaphylos parryana L. C. Wheeler 1967-8-28 10554 Los Angeles Dollar Mine at head of Dry Gulch off Coldwater Canyon 2195 Comment
  UC1366115  Arctostaphylos parryana Jeannette L. Huber 1969-9-14 1036 Los Angeles c. 30 mi n Azusa; San Gabriel Mtns. 2286 Comment
  RSA634777  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20339 Los Angeles Road to Mt. Gleason, 5.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA634857  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20571 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA635062  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20561 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA635177  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20575 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  JEPS42612  Arctostaphylos patula Frank W. Peirson 1918-6-17 143 Los Angeles summit North Baldy; San Gabriel Mts. Comment
  UC1181380  Arctostaphylos patula Peter Kamb 1947-6-13 604 Los Angeles e slope Mount San Antonio Comment
  SEINET7267272  Arctostaphylos tomentosa G. B. Grant 1903-1 59 Los Angeles Mt. Wilson Comment
  SEINET3245733  Argemone munita R. G. Swinney 2009-1 11189 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. (Valyermo 7.5') 1372 Comment
  UCR271574  Argemone munita R. G. Swinney 2011-5-19 14790 B Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), near entrance gate to camp, 0.54 miles at 84 deg. SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Colby Cyn. 1018 Comment
  UCSB2121  Argemone munita Wedberg, H. 1958-7-3 Los Angeles Crystal Lake, San Gabriel Mtns. Comment
  SBBG80497  Aristida adscensionis S. A. Junak 1978-4-16 SCa 38 Los Angeles S side of Cherry Cove along rd 45 Comment
  RSA522966  Artemisia californica Timothy S. Ross 1991-2-23 4093 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 292 Comment
  UC1119334  Artemisia californica G. T. Nordstrom 1935-3-23 405 Los Angeles 1 3/4 mi se of mouth of Beartrap Canyon; Santa Barbara National Forest, Tejon Quadrangle Comment
  IRVC27954  Artemisia douglasiana A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27145 Los Angeles Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns. 280 Comment
  SEINET11853293  Artemisia douglasiana I. W. Clokey, Templeton, B. 1929-1 4594 Los Angeles Mandeville Canyon, Santa Monica Mts 200 Comment
  UCR223372  Artemisia ludoviciana R. G. Swinney 2009-7-23 11394 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
  RSA0103915  Artemisia tridentata subsp. tridentata R. G. Swinney 2011-10-10 15733 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  RSA792023  Artemisia tridentata subsp. vaseyana Jane Tirrell, Graham Bothwell 2012-9-14 LS 0173 Los Angeles South side California State Route 2 at turnout by Big Rock Creek drainage, approx. 1.5 mi west of Dawson Saddle. 2312 Comment
  SBBG131484  Arthrocnemum subterminale S. A. Junak 1996-4-11 SCI 285 Los Angeles ca. 0.9 km N of Eel Pt, in small swale immediately behind rocky beach 3 Comment
  UCR26254  Asclepias californica John C. Roos 1937-5-31 742 Los Angeles southern Mojave Desert, near Littlerock Comment
  POM75772  Asclepias eriocarpa Marcus E. Jones 1884-1 s.n. Los Angeles Los Angeles. Comment
  RSA594673  Asclepias fascicularis L. C. Wheeler 1967-7-30 10271 Los Angeles San Gabriel Mountains. All Trail Canyon, BM 3434 near Tom Lucas campground 1006 Comment
  UCR206473  Asclepias fascicularis A. C. Sanders, T. B. Salvato 2009-5-19 36834 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  CAS-BOT-BC68897  Aspidotis californica Louis C. Wheeler 1932-2-11 444 Los Angeles Foothills San Gabriel mts. 2 mi. N Thompson Creek Dam 670 Comment
  UCR271204  Aster greatae R. G. Swinney 2011-11-1 15972 Los Angeles San Gabriel Mountains, West Fork San Gabriel River Scenic Bikeway, 2.3 miles below (downstream) from Glen Campground, 0.68 miles downstream from Pasadena Bait Club, along FS Rd 2N25 561 Comment
  RSA607264  Aster subulatus var. ligulatus L. C. Wheeler 1932-9-19 1400 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  SEINET5344068  Astragalus brauntonii E. Braunton 1907-1 Los Angeles Comment
  RSA725762  Astragalus didymocarpus A. C. Sanders 2003-5-1 26259 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
  CAS-BOT-BC182579  Astragalus didymocarpus var. dispermus Lois E. James 1946-4-25 1748 Los Angeles Acton, Soledad Canyon Comment
  CAS-BOT-BC182844  Astragalus douglasii Steve Boyd; Lauren Raz 1997-3-25 9266 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 1060 Comment
  CAS-BOT-BC182854  Astragalus douglasii Ernest C. Twisselmann 1962-4-18 6972 Los Angeles Oso Canyon, ca. 1 mile above Oso Corral 1036 Comment
  SEINET7047891  Astragalus douglasii Steven R. Hill, Kate Kramer 2001-4-22 33339 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. Elevation about 2640 feet. Comment
  RSA415479  Astragalus douglasii var. douglasii W. Hutchinson 1921-5-1 s.n. Los Angeles Mt. Gleason Comment
  RSA593454  Astragalus douglasii var. douglasii Steve Boyd 1996-4-24 8641 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct. 1098 Comment
  UCR117222  Astragalus lentiginosus B. G. Pitzer 1998-5-12 3694 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto & 12.8 mi (airline) west of the San Bernardino Co. line, 240th Street East, c. 3.1 road mi. north of junction with El Mirage Rd. (= Ave. 'P'), 0.25 mi. east of 240th St., and c. 3.4 mi. south of Ave. 'J 866 Comment
  SFV16006  Astragalus pachypus var. pachypus C. L. Michaels 1994-4-17 s. n. Los Angeles San Gabriel Mountains Gorman, 0.1 miles north of Smoky Bear Road on Copco Road. Comment
  RSA18874  Astragalus preussii var. laxiflorus Marcus E. Jones 1937-1 s.n. Los Angeles [Antelope Valley. Dr. A.Davidson] Comment
  RSA725901  Astragalus trichopodus 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
  RSA25763  Astragalus trichopodus var. lonchus C. B. Wolf 1941-6-24 10889 Los Angeles Santa Catalina Island. Little Harbor. 46 Comment
  RSA415726  Astragalus trichopodus var. lonchus George B. Grant, Walter Wheeler 1904-4-21 1931 Los Angeles Santa Catalina Island. Comment
  SBBG118598  Astragalus trichopodus var. phoxus J. Henrickson 1985-3-30 19794 Los Angeles ca. 2 mi N of Newhall in riverbed and S Fk of the Santa Clara River, near crossing of Saugus Rd 306 Comment
  RSA155860  Atriplex argentea P. H. Raven 1962-7-10 17964 Los Angeles Summit of island above Wilson Cove, San Clemente Island 137 Comment
  RSA452410  Atriplex canescens H. L. Bauer 1927-12 s.n. Los Angeles Antelope Valley Comment
  RSA659861  Atriplex canescens subsp. canescens Orlando Mistretta 1992-8-17 748 Los Angeles Haines Canyon Trail, Tujunga Ranger District. Comment
  CAS-BOT-BC172640  Atriplex coulteri George B. Grant; Walter Wheeler 1904-4-21 2313 Los Angeles On Santa Catalina Island, at Isthmus, Pacific Ocean, off southern California, Comment
  UC1234618  Atriplex coulteri Peter H. Raven 1962-5-8 17589 Los Angeles slopes above Seal Cove (San Clemente Island); , above Seal Cove 38 Comment
  UCR125261  Atriplex heterosperma A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25539 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, at circular cement cattle trough on south side of valley 366 Comment
  UC7044 Image available Atriplex lentiformis subsp. lentiformis W. H. Brewer 1863-12-21 75 Los Angeles Santa Monica; ; Sierra Santa Monica, near Camp 3 Comment
  RSA478307  Atriplex leucophylla M. B. Dunkle 1930-7-23 s.n. Los Angeles Little Harbor, Santa Catalina Island. Comment
  CAS-BOT-BC180943  Atriplex nummularia Carl B. Wolf 1931-12-30 2632 Los Angeles Playa del Rey 15 Comment
  OBI17301  Atriplex nummularia Louis C. Wheeler 1933-4-27 1657 Los Angeles Playa del Rey 8 Comment
  UC217439  Atriplex nummularia I. Johnston 1917-6-10 1900 Los Angeles bluffs along coast Playa del Rey Comment
  SBBG19202  Atriplex pacifica M. A. Piehl 1963-12-7 631041 Los Angeles edge of mesa opposite Pyramid Head on SE tip of island 21 Comment
  CAS-BOT-BC176360  Atriplex parryi W. R. Dudley; F. H. Lamb 1896-6-4 4325 Los Angeles Lancaster Comment
  UCR239604  Atriplex prostrata Dan S. Cooper 2012-9-19 912- 55 Los Angeles South Coast/Santa Monica Mountains, Zuma Lagoon, mouth of Zuma Creek, Malibu 3 Comment
  RSA478407  Atriplex semibaccata Gertrude Dunn 1930-8-9 s.n. Los Angeles Beach near Newport. Comment
  RSA661071  Atriplex semibaccata Orlando Mistretta 1992-4-5 179 Los Angeles Guds, San Clemente Island. Comment
  SD248395  Atriplex suberecta R. E. Riefner Jr. 2008-7-28 08 254 Los Angeles Harbor City, Bixby Slough, Harbor Regional Park, Harbor Lake, viciinity of Vermont Ave., and Normande Ave. Comment
  IRVC28673  Atriplex suberecta A. C. Sanders, Mark Elvin 2002-6-18 25113 Los Angeles Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns. 328 Comment
  UC56780  Atriplex triangularis Ernest Braunton Sep 1902 633 Los Angeles Cienega Comment
  RSA654211  Avena barbata Fred Brooks, P. Sobkowiak 1988-4-23 17 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  UCR214671  Avena barbata A. C. Sanders, Dan S. Cooper 2010-4-30 38152 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  PASA637  Avena fatua Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA235253  Azolla filiculoides Martin A. Piehl 1962-10-3 62522 Los Angeles Cottonwood Creek at bridge along main road, west side of island, Santa Catalina Island. Comment
  POM280813  Baccharis salicifolia Henry J. Ramsey, Henry J. Ramsey 1937-3-27 s.n. Los Angeles Little Tujunga Canyon Comment
  RSA150936  Baccharis salicifolia Peter H. Raven 1962-5-8 17629 Los Angeles Dunes on western side 0.3 mile from the ocean, opposite Wilson cove, San Clemente Island. 12 Comment
  RSA656131  Baccharis salicifolia Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 669 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 518 Comment
  UCD129494  Bahiopsis laciniata A. C. Sanders 2003-3-14 25754 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel. 520 Comment
  SD239573  Bebbia juncea var. aspera R. G. Swinney 2009-3-31 10231 Los Angeles Transverse Range; San Gabriel Mtns.: mouth of San Gabriel Canyon, 1.2 mi. norht of Foothill Blvd, Azusa / Duarte. Broad wash in 2008 burn area. 182 Comment
  CAS-BOT-BC75814  Berberis pinnata F. Grinnell Jr. 1910-6-11 s.n. Los Angeles Switzers Trail. San Gabriel Mountains. 1066 Comment
  SBBG32154  Bergerocactus emoryi R. N. Philbrick with R. F. Thorne 1967-3-19 B 67 -233 Los Angeles Indian Head Pt Comment
  UCR150556  Bituminaria bituminosa Scott D. White 2003-10-14 9831 Los Angeles Transverse Ranges; San Gabriel Mountains region, Foothills above Sierra Madre; LA Dept. of Public Works 'Carter' Debris Basin, at the northern terminus of Baldwin Ave. 366 Comment
  SEINET3132242  Boechera californica G. B. Grant 1904-4-4 53 a-5633 Los Angeles Garvanza Comment
  UC1605494  Boechera californica Tim Ross and Steve Boyd 1991-4-25 4603 Los Angeles lower Graveyard Canyon San Gabriel Mtns, Glendora 7.5' USGS Quadrangle ((which joins the lower E Fk of the San Gabriel River at ca 1540 ft elev.)) 512 Comment
  UCSB2229  Boechera pulchra Haller, John 1957-4-13 Los Angeles On the slopes of Upper Mint Canyon; ca. 5 rd. mi. E of road to Acton; 10 rd. mi. E of Angeles Forest Hwy. 914 Comment
  RSA129302  Bothriochloa barbinodis Jerome S. Horton 1937-12-29 502 Los Angeles Dalton Canyon C.C.C. Camp. Comment
  SD255607  Bothriochloa barbinodis R. G. Swinney 2011-3-18 14173 Los Angeles San Gabriel Mountains: Glendora foothills, along Marshall Trail between Mull Canyon and Morgan Ranch Road/Morgan Canyon, in dedicated open space. (Glendora 7.5'Q) 366 Comment
  SEINET13203220 Image available Bothriochloa barbinodis R. G. Swinney 2011-1 14173 Los Angeles San Gabriel Mts.:Glendors foothills, along Marshall Trail between Mull Canyon and Morgan Ranch Rd./Morgan Cyn., in dedicated open space (Glendora 7.5' Q.) (T1N R9W S28) 366 Comment
  UCR219441  Brassica geniculata R. G. Swinney 2009-3-26 10175 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  CAS-BOT-BC30313  Brassica nigra Peter H. Raven; Henry J. Thompson 1959-6-4 14347 Los Angeles Santa Monica Mountains. Point Dume. 15 Comment
  RSA0066338  Brassica nigra S. Koukol, E. Lutz 1998-4-26 11 Los Angeles Claremont, along W side of Indian Hill Blvd., 50 m S of Baseline Road. 421 Comment
  RSA12392  Brassica rapa C. B. Wolf 1934-4-11 ss.n. Los Angeles Bryant Ranch E. of Long Beach on mesa. 100 ft. NE of concrete mon. 1864.92 ft. so. of NW corner of section. 15 Comment
  CAS-BOT-BC100429  Brickellia californica Tim Ross 1990-8-17 3129 Los Angeles San Gabriel Mtns: S side of the Blue Ridge, 0.6 mi E of Vincent Gap along the Angeles Crest Highway (Hwy 2) 2060 Comment
  LA91512  Brickellia californica Bruce Douglas Clayton; Greg Clayton 1972-5-11 112 Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus, S side of Castle 548 Comment
  POM351111  Brickellia californica L. C. Wheeler 1931-10-11 247 Los Angeles 1 mi E of Palmer Canyon 609 Comment
  RSA522946  Brickellia californica Timothy S. Ross, Orlando Mistretta 1990-10-24 3293 Los Angeles San Gabriel Mountains: between Venedo and Minero Canyons, 0.6 mi E of the San Gabriel Reservoir. 745 Comment
  POM351183  Brickellia incana Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
  RSA604256  Bromus carinatus Scott D. White, C. Mcguagh 1995-5-16 3058 Los Angeles East edge of Santa Susana Mountains, just west of San Gabriel Mountains. Sunshine Canyon. West of San Fernando Road and I-5 freeway. Southwest of interchange with SR 14 freeway. Sunshine Canyon Landfill property. Comment
  RSA729184  Bromus carinatus R. G. Swinney 1998-7-14 6451 Los Angeles Pine Mountain Ridge; 0.8 mi. west of Camp Lupine trail. Broad ridge top' montane coniferous forest. 2262 Comment
  SD31219  Bromus carinatus Edith A. Purer 1931-4-28 1768 Los Angeles Palos Verdes Hills, along roadside Comment
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Jul 11 2010
  CAS-BOT-BC156115  Bromus diandrus M. B. Dunkle 1939-5-30 8141 Los Angeles Santa Barbara Island. East side landing. Comment
  POM363391  Bromus diandrus Freda Detmers 1929-4-14 s.n. Los Angeles [Santa] Catalina Island. Near mouth of Descanso Canyon. Comment
  SDSU947  Bromus diandrus Gerald Collier 1951-5-5 Los Angeles Floor of Santa Anita Canyon, San Gabriel mtns, about 4 miles north of Santa Anita Dam. Comment
  UCD58516  Bromus diandrus Geoffrey Levin 1974-4-22 25 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. Santa Ana River. San Gabriel Mts., Mt. San Antonio. 335 Comment
  UCD58579  Bromus diandrus Robert D. Clarke 1979-4-15 s.n. Los Angeles Central Los Angeles. Comment
  UCR271914  Bromus diandrus R. G. Swinney 2010-3-24 12077 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA0041495  Bromus diandrus Ron Martinolich 1991-5-3 54 Los Angeles Glendale, Flint Peak access road, 0.5 mi. west of water tower, off road to southwest along old, overgrown road cut, up gully to west. 10 Comment
  SEINET4391182  Bromus diandrus Roth 1903-1 127 a Los Angeles Pasadena Comment
  UCR11923  Bromus grandis P. H. Raven 1960-5-15 15354 Los Angeles Western Transverse Range; Santa Monica Mtns., Piuma Road, 2.1 mi east of Rambla Pacifica 488 Comment
  UCR209218  Bromus grandis R. G. Swinney 2008-6-18 9063 Los Angeles San Gabriel Mountains, Juniper Hills, 1.5 miles SW of Cruthers Creek bottom, Burkhart Trail 1744 Comment
  RSA732910  Bromus hallii R. G. Swinney 1997-6-25 5630 Los Angeles San Gabrial Mtns.: west of Wrightwood, ca. 0.25 mi. east of Hwy 2, ca. 300 m N of Guffy Rd. (3N06) 2317 Comment
  CAS-BOT-BC155388  Bromus hordeaceus G. B. Grant 1901-4-28 s.n. Los Angeles Los Angeles. Comment
  UCSB339  Bromus hordeaceus B., K. 1943-3-31 Los Angeles Lysimeters at Tanbark Flat, San Dimas Experimental Forest; San Gabriel Mtns 822 Comment
  SEINET235744 Image available Bromus madritensis Scott D. White 1997-5-8 5095 Los Angeles San Gabriel Mts. San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir. 366 Comment
  RSA593440  Bromus madritensis subsp. madritensis Steve Boyd, Mike Wall 1996-5-16 8794 Los Angeles Liebre Mountains, Ruby Canyon lower northerly slope of Red Mountain, upstream from confluence with Elizabeth Lake Canyon along Ruby Canyon Road ca. 2.6 mi E of jtn with Lake Hughes Road. 747 Comment
  CATA702  Bromus madritensis subsp. rubens Mark L. Hoefs 1995-5-10 1199 Los Angeles Santa Catalina Island: Avalon Canyon, near #7 tee of golf course and horse trail 97 Comment
  SD78  Bromus madritensis subsp. rubens Frank Youngberg Apr 1934 Los Angeles Claremont; in empty lots Comment
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Jul 10 2010
  POM363931  Bromus rubens George R. Johnstone 1925-4-11 s.n. Los Angeles Mt. Lowe Comment
  UCD59524  Bromus rubens Kenneth R. Montgomery; Thomas W. Strid 1973-6-18 73- 162 Los Angeles On north facing slope at Dillon Divide, San Gabriel Mountains. Comment
  UCR271751  Bromus rubens R. G. Swinney 2011-3-26 14221 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  CDA1848  Bromus sterilis L. C. Wheeler 1973-5-6 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains region; San Gabriel Mountains: Sand Canyon at Bear Canyon. Elev. 2000 . Comment
  SEINET237345 Image available Bromus sterilis Scott D. White, Chet McGaugh 1995-6-6 3223 Los Angeles E edge of Santa Susana Mts. just W of San Gabriel Mts. 'Sunshine Canyon': W of San Fernando Rd. and I-5 Fwy just SW of interchange w/SR 14 Fwy. 457 Comment
  SFV20868  Bromus sterilis L. Gross, B. Hogshead, V. Soza 2003-5-29 957 Los Angeles Verdugo Mountains West end of Verdugo 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). Went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Motorway). 564 Comment
  CAS-BOT-BC161402  Bromus tectorum Saichi Kawahara 1968-4-9 136 Los Angeles Wilson Drive north of observatory, 4 miles east of junction with Mount Wilson Road. 1310 Comment
  SEINET13387006 Image available Bromus tectorum R. G. Swinney 2011-1 15225 Los Angeles San Gabriel Mountains: Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail (Crystal Lake 7.5' Q.) (T3N R9W) 1567 Comment
  SEINET3923575  Bromus tectorum LeRoy Gross, Orlando Mistretta; Valerie Soza 2003-5-13 846 Los Angeles Transverse Ranges; San Gabriel Mountains region: East side of Punchbowl Canyon.; 0 1585 Comment
  UCR179733  Bromus tectorum R. G. Swinney, Dave Larson 1996-7-17 5151 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  UCR223117  Bromus tectorum R. G. Swinney 2009-5-20 10799 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  UCR273762  Bromus tectorum R. G. Swinney 2011-5-10 14635 B Los Angeles San Gabriel Mountains, Angeles Natl. Forest, 'Manzanita Mt.', at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center 629 Comment
  RSA92054  Bromus tectorum F. W. Peirson 1923-5-26 4334 Los Angeles Rock Creek Divide 2011 Comment
  SBBG17866  Cakile maritima P. H. Raven 1962-4-11 17294 Los Angeles behind Northwest Harbor 6 Comment
  UCR50854  Cakile maritima A. C. Sanders 1988-5-18 7816 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  UCR97793  Cakile maritima Scott D. White 1997-3-12 4732 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  RSA250629  Calandrinia ciliata R. F. Thorne 1971-4-2 41411 Los Angeles Johnson's Pasture s, N. of Mountain Avenue, Claremont 549 Comment
  RSA598114  Calandrinia ciliata Steve Boyd, Lauren Raz 1997-3-4 9162 Los Angeles Liebre Mountains region, summit of Portal Ridge near the head of Broad Canyon, west of Troedel Spring, at the intersection of the Juday Truck Trail (7N07) and Broad Canyon Motorway (7N07A). 1316 Comment
  RSA526478  Calandrinia ciliata Timothy S. Ross 1991-3-24 4318 Los Angeles Whittier Hills: (Puente Hills, pro parte): T2S R11W, SW 1/4 SE 1/4 NW 1/4 sec. 15. Recently bulldozed top of the 1192-foot hilltop between Sycamore and Turnball Canyons. 361 Comment
  RSA535293  Calandrinia ciliata Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5342 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA632018  Calandrinia ciliata L. C. Wheeler 1973-4-8 s.n. Los Angeles Divide between Aliso Canyon and Arrastre Canyon. 1005 Comment
  RSA640020  Calandrinia ciliata L. C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains: Ridge east of Ham Canyon. 754 Comment
  SBBG121995  California macrophylla A. Parikh, N. Gale 2005-4-11 762 Los Angeles Liberty Cyn, 0.6 km N of intersection of Hwy 101 and Liberty Cyn Rd, Agoura Hills 267 Comment
  UCR214620  Callitriche A. C. Sanders, Dan S. Cooper 2010-3-12 37361 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA0091161  Calocedrus decurrens R. G. Swinney 2011-11-1 15947 Los Angeles confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  NY30086  Calocedrus decurrens T. S. Ross 1994-9-21 8319 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
  POM1724  Calochortus albus R. D. Williams 1901-5-3 14 Los Angeles Claremont, Palmer's Canyon. Comment
  RSA377241  Calochortus albus Samuel R. Tyson 1942-5-29 s.n. Los Angeles San Dimas Canyon 610 Comment
  RSA654223  Calochortus catalinae Valerie L. Soza, Ian Gillespie, LeRoy Gross 2000-5-18 945 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon. 655 Comment
  SEINET12045791  Calochortus catalinae B. C. Templeton 1939-1 4587 Los Angeles Huntington Palisades, Santa Monica Mts Comment
  RSA618697  Calochortus clavatus var. gracilis Scott D. White, Sandy Leatherman 1998-5-19 6518 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 Freeway/ Old Ridge Route and the lake. Proposed North Lake Planned Community 427 Comment
  JEPS17762  Calochortus invenustus Frank W. Peirson 1918-6-17 9 Los Angeles Head of Rock Creek San Gabriel Mountains 1981 Comment
  RSA229095  Calochortus invenustus Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38903 Los Angeles San Gabriel Mountains, Angeles National Forest: Canyon above Angeles Crest Hwy. ca. 1 mile W of Vincent Gap, at one of headwaters of E fork Big Rock Creek N-face Mt. Baden-Powell. 2332 Comment
  UCR191519  Calochortus invenustus R. G. Swinney 1998-7-8 6317 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  POM1705  Calochortus plummerae B. P. Flinn 1912-6-15 s.n. Los Angeles Claremont. Comment
  RSA641079  Calochortus plummerae Orlando Mistretta 1995-6-23 1838 -A Los Angeles San Gabriel Mountains: Lookout Mountain trail. 1814 Comment
  CAS-BOT-BC493414  Calochortus splendens Bell Richardson Jackson 1941-6-1 s.n. Los Angeles San Gabriel Wash, N.E. of Claremont Comment
  SD125881  Calochortus splendens Lyman Benson 1945-5-11 12083 Los Angeles Midway between Pomona and Brea, in the Puente Hills. Pacific Slope Drainage. 274 Comment
  UCSB6915  Calystegia macrostegia subsp. cyclostegia Haller, Norman 1953-3-4 Los Angeles Faculty Hill, UCLA Comment
  RSA579681  Calystegia macrostegia subsp. intermedia J. Mallory, I. Anderson 1995-5-4 6456 -1 Los Angeles On old road leading into former gravel pit, just west on the Miller Brewery, south of the 210 Freeway, Irwindale. Comment
  RSA630281  Calystegia macrostegia subsp. intermedia LeRoy Gross 1999-2-25 122 Los Angeles Verdugo Mountains: Along dirt road called Hostetler Mountain Way, right across La Tuna Canyon exit coming east bound on 210 freeway. 609 Comment
  RSA397146  Calystegia malacophylla subsp. pedicellata Jean Carnine 1932-5-1 15290 Los Angeles Malibu Lakes. Comment
  RSA733158  Calystegia occidentalis subsp. fulcrata R. G. Swinney 1997-6-13 5593 Los Angeles San Gabriel Mtns: ridge NE of Table Mountain (pk. 7473'), ca. 0.4 mi. W of San Bernardino Co. line. 2195 Comment
  UC1595268  Calystegia occidentalis subsp. fulcrata Tim Ross 1992-7-16 6690 Los Angeles near summit Mt. Gleason just e Military Reservation (San Gabriel Mountains); , nr summit Mt. Gleason 1901 Comment
  CAS-BOT-BC215907  Calystegia peirsonii T. Krantz 1979-6-20 s.n. Los Angeles Along roadcut of Bouquet Canyon Road, just E of junction 6N04, E of Bouquet Reservoir under the powerlines, San Gabriel Mts. Comment
  RSA572929  Calystegia peirsonii J. Mallory 1994-6-13 6387 A-01 Los Angeles On N-facing slope, approx. 100m W of office facilities parking lot and 50 m S of elderberry stand, LB naval Fuel Depot, W of Gaffey, Long Beach. Comment
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Aug 11 2014
  RSA394826  Calystegia soldanella Jack Rempel 1932-4-24 15242 Los Angeles El Segundo Comment
  LA200377  Calystegia soldanella C. L. Hogue; 1954-5-15 sn Los Angeles coast, off Roosevelt Hwy 101, near Sequit Point 0 Comment
  RSA9571  Camissonia bistorta P. A. Munz, R. D. Harwood 1920-3-13 3309 Los Angeles San Jose Hills, 2 miles north of Pomona. 305 Comment
  UCR62144  Camissonia bistorta Steve Boyd, T. S. Ross 1988-4-28 2242 Los Angeles San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon 793 Comment
  UCR165246  Camissonia californica A. C. Sanders, Helen Kennedy 2005-4-13 29485 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  RSA756202  Camissonia campestris subsp. campestris Barbara Ertter, L. R. Heckard, T. Sholars, J. Hickman 1988-5-23 7478 Los Angeles Pine Canyon Rd along San Andreas fault on N side of San Gabriel Mts (Co Rd N2) Comment
  POM9032  Camissonia campestris subsp. campestris W. R. Dudley, F. H. Lamb 1896-6-9 4366 Los Angeles Kings Canyon, Liebre Mts. Comment
  RSA586067  Camissonia claviformis subsp. claviformis Orlando Mistretta, Christine Mistretta 1995-5-2 1663 A Los Angeles San Gabriel Mountains, Carr Canyon. 1037 Comment
  RSA748911  Camissonia confusa R. G. Swinney 2008-5-2 8732 Los Angeles Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  RSA597777  Camissonia graciliflora Steve Boyd, Lauren Raz 1997-3-14 9171 Los Angeles Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg. 1213 Comment
  RSA448986  Camissonia hirtella Anstruther Davidson 1904-6-1 1083 Los Angeles Wilsons Peak, L.A. Comment
  RSA656474  Camissonia hirtella Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 692 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. 595 Comment
  UCR194730  Camissonia hirtella Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 696 Los Angeles Transverse Ranges: Verdugo Mountains, Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 579 Comment
  RSA756273  Camissonia pallida Michael Honer, Crissy Slaughter, Julie Love 2009-4-30 3297 Los Angeles Antelope valley; Along 170th Street West, appx. 1.5 mi. N of Highway 138. 805 Comment
  UCR271970  Camissonia strigulosa R. G. Swinney 2011-5-31 14906 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  UC520028  Camissoniopsis cheiranthifolia subsp. suffruticosa Joseph Andorfer Ewan 1932-5-19 7544 Los Angeles base of hills near power house; Playa del Rey Comment
  SBBG131807  Camissoniopsis guadalupensis S. A. Junak, B. Collins 1991-4-24 SCI 188 Los Angeles dune area, just N of Eel Cove Cyn, E side of dunes 42 Comment
  SD39519  Camissoniopsis hirtella Edith A. Purer 1935-5-11 6590 Los Angeles Malibou Road. Comment
  SFV2537  Camissoniopsis intermedia M. L. Vincent 1962-4-6 163 Los Angeles Santa Monica Mountain Old Topanga Canyon Road, 3 miles south of Ventura Blvd. Hillside. 400 Comment
  UC440393  Camissoniopsis intermedia Carl Epling and Lincoln Ellison 1930-3-28 Los Angeles Las Flores Canyon Santa Monica Mountains Comment
  RSA0077544  Capsella bursa-pastoris G. Wallace 1964-5-14 s.n. Los Angeles Arcadia. Comment
  SFV21077  Capsella bursa-pastoris L. Gross 2001-2-17 339 Los Angeles North side of mountains along Hostetter Mountainway, on parved part of road, just east of La Tuna Canyon Road. 488 Comment
  SFV19342  Cardamine californica J. N. Hogue, C. Solek 2005-4-8 237 .1 Los Angeles San Gabriel Mountains West Fork of San Gabriel River. Glen Canyon. 670 Comment
  RSA0034286  Cardamine californica Mark L. Hoefs, Steven A. Junak, Janet Takara 2000-4-1 3067 Los Angeles Santa Catalina Island: Upper Cherry Valley, above main road. 42 Comment
  UCR99462  Cardamine oligosperma L. C. Wheeler 1969-4-20 s.n. Los Angeles Pasadena. Brookside Park, near West Drive and Seco Street 239 Comment
  CAS-BOT-BC37899  Cardamine oligosperma A. R. Roos 1958-6-12 s.n. Los Angeles Evans & Reeves Nursery, Brentwood. West Los Angeles. Comment
  CAS-BOT-BC37903  Cardamine oligosperma Louis C. Wheeler 1934-3-23 2464 Los Angeles San Dimas Canyon. San Gabriel Mountains. 426 Comment
  RSA658830  Carduus pycnocephalus Louis van Velzen 1987-5-19 87 -18 Los Angeles Walnut Creek Co. Pk., west of San Dimas, on trail between Scarborough St. [Lane] and 210 [57] Fwy. Comment
  RSA719506  Carduus pycnocephalus Gary Kovnat, LeRoy Gross 2004-4-25 52 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  RSA0062694  Carex R. G. Swinney 2010-10-13 14017 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
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Sep 12 2018
  UCR204283  Carex R. G. Swinney 2001-9-16 8169 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
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Sep 12 2018
  RSA746856  Carex alma Orlando Mistretta 1992-5-21 377 Los Angeles San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  UCR210128  Carex athrostachya R. G. Swinney 2008-7-24 9346 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  CAS-BOT-BC21312  Carex fracta Joseph Andorfer Ewan 1934-8-9 8424 Los Angeles San Gabrel Mountains. Kratka Ridge. Cedar Spring. 2042 Comment
  JEPS48988  Carex fracta F. R. Fosberg and J. Ewan 1931-8-13 4960 Los Angeles above Crystal Lake; Big Cienega 1981 Comment
  CAS-BOT-BC21308  Carex fracta Robert F. Thorne; C. W. Tilforth; John Dourley 1969-7-29 38843 Los Angeles Angeles National Forest. San Gabriel Mountains. Above Angeles Crest Highway. 2316 Comment
  CAS-BOT-BC21760  Carex hassei Louis C. Wheeler 1970-9-10 s.n. Los Angeles San Gabriel Moutains: South Fork Alder Gulch. 1676 Comment
  UCR272993  Carex heteroneura R. G. Swinney 2011-7-29 15566 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  CAS-BOT-BC32084  Carex multicaulis George B. Grant 1906-6-17 138 Los Angeles Summit Mt. Wilson 1828 Comment
  CAS-BOT-BC32085  Carex multicaulis George B. Grant 1902-7-1 138 Los Angeles Summit Mt. Wilson Comment
  RSA91603  Carex multicaulis F. W. Peirson 1924-5-27 4626 Los Angeles north slope of Strawberry Peak, San Bernardino Mts. 1524 Comment
  UCR185098  Carex praegracilis Naomi Fraga, Sarah M. Siedschlag 2006-5-17 1677 Los Angeles San Gabriel Mountains, Indian Canyon Road, 4N37 Comment
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Oct 25 2011
  UCR186941  Carex praegracilis A. C. Sanders 2006-4-10 32001 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  LA17903  Carex senta Carl Epling; L. Ellison 1929-3-16 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA682298  Carex spissa R. E. Riefner 2000-8-29 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
  UCR202735  Carex subfusca R. G. Swinney, Cody Clarke 2001-8-22 8075 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
  CAS-BOT-BC115644  Carex triquetra LeRoy Abrams 1901-4-3 1280 Los Angeles Santa Monica Mts. Comment
  CAS-BOT-BC115672  Carex triquetra George B. Grant 1901-4-1 3807 Los Angeles Pasadena Comment
  RSA0082906  Carpobrotus Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-5-30 3126 Los Angeles Abalone Cove Reserve, Palos Verdes Nature Preserve. Along path leading to ocean. 16 Comment
  UCD169440  Carpobrotus chilensis R. G. Swinney 2008-4-4 8610 Los Angeles San Gabriel Mtns., lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash. 366 Comment
  IRVC26197  Castilleja affinis A. C. Sanders 2003-6-19 26969 Los Angeles hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 366 Comment
  RSA126724  Castilleja affinis Peter H. Raven 1959-3-15 13953 Los Angeles Point Dume. 24 Comment
  POM71680  Castilleja affinis subsp. affinis P. A. Munz, M. Hill 1925-3-16 9354 Los Angeles 3 miles north of Claremont. 457 Comment
  RSA730601  Castilleja applegatei subsp. martinii Robert F. Thorne, M. Z. Thorne 1969-7-2 38208 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1616 Comment
  RSA224102  Castilleja applegatei subsp. martinii Noel Holmgren, James L. Reveal 1966-5-30 2614 Los Angeles San Gabriel Mountains, 2 miles northwest of Mount Wilson top. 1646 Comment
  UCR176113  Castilleja exserta Holly A. Wanamaker 2005-5-1 08 Los Angeles Western Mojave Desert, Antelope Buttes, off Hwy 138 at 110th St. West in Lancaster, c. 4 mi. SW of intersection on a dirt road, adjacent to the California Poppy Preserve 912 Comment
  UCR178796  Castilleja exserta R. G. Swinney 1989-5-12 s.n. Los Angeles San Gabriel Mtns., north of Glendora, 200 yds. south of Glendora Mtn Rd. on firebreak on west boundary of Glendora Wilderness Park, east of Colby Fire Rd. 473 Comment
  LA210398  Castilleja exserta subsp. venusta K. Larson; J. Neel 1950-4-15 1 .4 Los Angeles 2 mi. SE of intersection of Mulholland Drive and Beverly Glen Blvd Comment
  CHSC100405  Castilleja foliolosa John Dittes; Josephine Guardino 2008-2-23 1508 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
  SBBG17434  Castilleja foliolosa K. A. Wilson 1961-3-11 958 Los Angeles San Francisquito Cyn, 1.5 mi S of Green Valley (Spunky Cyn Rd) Comment
  UC1063296  Castilleja foliolosa A. D. Gifford 1935-4-10 555 Los Angeles 6.75 mi nw Redrock Mountain; Angeles National Forest, Tejon Quad. 1097 Comment
  CDA41251  Castilleja foliolosa Phillipson 1915-7-2 11 .4.A Los Angeles North Duarte. Comment
  POM4455  Castilleja miniata subsp. miniata I. M. Johnston 1917-7-28 1527 Los Angeles San Antonio Mountains. N Fork San Antonio Canyon (Old Gold Ridge Mine) 2439 Comment
  RSA0062693  Castilleja miniata subsp. miniata R. G. Swinney 2010-10-13 14016 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  RSA638953  Castilleja minor subsp. spiralis Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Burkhart Trail, 0.4 miles (airline) south southeast of Burkhart Saddle. 2012 Comment
  SBBG66949  Castilleja minor subsp. spiralis R. Hoffmann 1927-8-31 Los Angeles Bouquet Cyn Comment
  UCR186596  Castilleja minor subsp. spiralis T. B. Salvato, Sarah Flack 2007-8-8 3034 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  UCSB8699  Castilleja subinclusa subsp. subinclusa Haller, John 1957-4-13 Los Angeles Mint Canyon, ca. 5 miles E. of road to Acton and 10 rd. miles E. of Angeles Forest Hwy. 914 Comment
  UCR271573  Caulanthus amplexicaulis R. G. Swinney 2011-5-19 14789 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), near entrance gate to camp, 0.54 miles at 84 deg. SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Colby Cyn. 1018 Comment
  RSA0038369  Caulanthus coulteri L. Haines 1949-4-3 s.n. Los Angeles 1/2 mi. W. of Topanga Summit. Comment
  CAS-BOT-BC47902  Ceanothus arboreus Reid Moran 1941-2-23 607 Los Angeles Santa Catalina Island - Ridge between Johnson's Valley and Howland's Valley 121 Comment
  CAS-BOT-BC47918  Ceanothus arboreus A. J. McClatchie 1893-9-14 s.n. Los Angeles Catalina Island Comment
  CAS-BOT-BC47922  Ceanothus arboreus H. E. McMinn 1924-7-25 1314 Los Angeles Catalina Island Comment
  SBBG13500  Ceanothus arboreus P. H. Raven 1962-5-20 17781 Los Angeles Farnsworth Loop on summit rd 243 Comment
  UCR143394  Ceanothus arboreus Reid Moran 1941-2-23 607 Los Angeles Channel Islands, ridge between Johnson's Valley and Howland's Valley [above Sullivan's Landing], Santa Catalina Island 400 Comment
  RSA0068239  Ceanothus crassifolius R. G. Swinney 2010-3-10 11842 Los Angeles FS Road 3N59 (Santa Clara Truck Trail), west of Whitney Canyon, 0.2-0.5 mi. ESE of ride-share parking lot at Hwy 14 and Newhall Ave. 470 Comment
  RSA276047  Ceanothus crassifolius Jack Delaini 1974-2-14 1 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angele National Forest. 366 Comment
  RSA398865  Ceanothus crassifolius Fay A. MacFadden 1931-3-16 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA593002  Ceanothus crassifolius Steve Boyd, Orlando Mistretta 1996-5-1 8732 Los Angeles Liebre Mountains, rugged hills between Soledad Canyon Agua Dulce, west of Young Canyon along the Pacific Crest Trail. 854 Comment
  RSA635042  Ceanothus crassifolius Valerie L. Soza, Kent Hughes 1999-6-17 561 a Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above San Olene Canyon. 747 Comment
  UCR216874  Ceanothus crassifolius R. G. Swinney 2009-3-16 10116 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 400 m NE of River Bike Path parking lot at Hwy 39 227 Comment
  SBBG119452  Ceanothus cuneatus M. A. Elvin, C. Weigand 2003-4-8 2458 Los Angeles flats S of confluence of Hasley Cyn with Castaic Crk, Newhall Ranch 297 Comment
  RSA606989  Ceanothus integerrimus Louis C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope Smith Mt., along Bear Creek Trail. 1250 Comment
  CAS-BOT-BC50568  Ceanothus leucodermis Timothy S. Ross 1993-6-1 7348 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail between Chatry Flat and Hoegee Camp (on Winter Creek), 768 Comment
  RSA77163  Ceanothus leucodermis F. W. Peirson 1918-5-19 112 Los Angeles Dawn Station along the trolley to Mt. Lowe, San Gabriel Mts. 1037 Comment
  SBBG68450  Ceanothus leucodermis R. Hoffmann 1928-7-9 Los Angeles Pine Cyn 914 Comment
  RSA399101  Ceanothus megacarpus Tema Shults 1929-3-10 s.n. Los Angeles Topanga Canyon. Comment
  UC56681  Ceanothus megacarpus Ernest Braunton 1903-1-12 785 Los Angeles Lauarel Canyon Comment
  UCR124377  Ceanothus megacarpus I. W. Clokey, B. C. Templeton 1929-1 4507 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  POM155647  Ceanothus megacarpus var. insularis D. Meadows 1928-1-1 313 b Los Angeles Catalina Island. Avalon. Comment
  CAS-BOT-BC51422  Ceanothus megacarpus var. megacarpus Elmer I. Applegate 1927-2-18 4979 Los Angeles Mandeville Canyon, Santa Monica Mountains Comment
  CAS-BOT-BC51429  Ceanothus megacarpus var. megacarpus F. A. M. 1936-6-1 14673 Los Angeles Sepulveda Canyon Comment
  LA30350  Ceanothus megacarpus var. megacarpus Mary V. Hood; 1942-4-26 42- 27 -k Los Angeles Santa Monica Mountains, near Tapia Park 304 Comment
  UCD162838  Ceanothus oliganthus D. O. Burge 2015-3-17 1689 Los Angeles Newhall Pass. 550 Comment
  UCR216873  Ceanothus sorediatus R. G. Swinney 2009-3-16 10117 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 400 m NE of River Bike Path parking lot at Hwy 39 227 Comment
  UC1071356  Ceanothus spinosus R. St. John 1930-1-20 74 Los Angeles 2 1/2 mi e Triunfo Pass (Plot 9); Triunfo Pass Quad. Comment
  UCSB3990  Ceanothus spinosus Wedberg, Lee 1954-4-5 Los Angeles Griffith Park 457 Comment
  CAS-BOT-BC52496  Ceanothus vestitus Le Roy Abrams; E. A. McGregor 1908-6-19 334 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  RSA0105687  Centaurea cyanus Sarah Ratay, T. Dvorak 2010-7-10 126 Los Angeles Santa Catalina Island. Airport Road above Whites Landing. Comment
  RSA0021521  Centaurea melitensis Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5151 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
  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
  RSA607828  Centaurium venustum Louis C. Wheeler 1947-7-4 6539 Los Angeles San Gabriel Mountains: El Prieto Canyon, off Millard Canyon. Comment
  POM156525  Centaurium venustum L. R. Abrams 1902-7-3 2645 Los Angeles San Gabriel Mountains Comment
  SDSU11325  Centranthus ruber Lisa M. Smedley 1993-5-1 1 V931 Los Angeles Found on an east facing slope on St. Catalina Is. near the water. 0 Comment
  RSA728341  Centrostegia thurberi Gary D. Wallace 1982-4-17 1903 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  RSA777525  Centrostegia thurberi R. G. Swinney 2009-5-20 10836 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  CAS-BOT-BC179822  Centrostegia thurberi Ralph Hoffmann 1929-4-27 s.n. Los Angeles Sandy Flat, Lancaster Comment
  UCSB30866  Centrostegia thurberi Burgess, Rick 1978-5-20 Los Angeles 106 St. East, 3 miles south of junction with Pearblossom Hwy. 914 Comment
  SD51883  Cerastium glomeratum Peter H. Raven 1962-4-10 17210 Los Angeles San Clemente Island; summit of Thirst. 579 Comment
  IRVC28602  Cercocarpus betuloides A. C. Sanders, Mark Elvin 2002-6-20 25209 Los Angeles Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park NE end of Santa Susana Mtns. 366 Comment
  UCR241710  Cercocarpus betuloides Dan S. Cooper 2012-8-31 812- 81 Los Angeles Western Transverse Range; Santa Monica Mountains, Encinal Canyon Rd. near Malibu Country Club 537 Comment
  UC1127853  Cercocarpus betuloides var. betuloides F. H. Raymond 1930-1-8 20 Los Angeles head of Encinal Canyon Encinal Canyon 365 Comment
  UC1127860  Cercocarpus betuloides var. betuloides A. D. Gifford 1935-3-15 449 Los Angeles 1 1/2 mi ene of Whitaker Peak (Angeles National Forest); Angeles National Forest 1066 Comment
  POM96076  Cercocarpus betuloides var. betuloides Philip A. Munz 1926-4-4 9999 Los Angeles Bouquet Canyon. 915 Comment
  RSA96407  Cercocarpus ledifolius E. K. Balls 1954-9-4 19785 Los Angeles Trail to summit of Mt. Baldy 2470 Comment
  HSC18558  Cercocarpus montanus var. glaber C. E. Fellows 1965-4-13 43 Los Angeles 3.1 mi. SW of Old Topanga Rd on Mullholland Hwy., Santa Monica Mtns. Comment
  HSC34785  Cercocarpus montanus var. glaber R. E. Cooksey Apr 1974 177 Los Angeles Glendora Mtn. Rd., Saw Gabriel Valley Overlook 640 Comment
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Jun 11 2014
  RSA12190  Chaenactis artemisiifolia C. B. Wolf 1928-6-29 1001 Los Angeles Seminole Hot Springs 457 Comment
  SFV6619  Chaenactis fremontii T. Gordon, W. C. Willig, K. A. Wilson, D. R. Perry 1974-4-28 206 Los Angeles Mojave Desert Antelope Valley. Llano. 165th Street East and T8 Avenue. 900 Comment
  UCR50872  Chaenactis glabriuscula A. C. Sanders 1988-5-18 7836 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  CAS-BOT-BC277371  Chaenactis glabriuscula var. glabriuscula Le Roy Abrams 1899-4-1 211 Los Angeles Ballona Harbor Comment
  JEPS34182  Chaenactis glabriuscula var. glabriuscula Samuel B. Parish 1887-6-1 1934 Los Angeles Comment
  RSA659953  Chaenactis glabriuscula var. glabriuscula Orlando Mistretta 1992-5-18 345 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  UCR270831  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2011-5-24 14807 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
  RSA547426  Chaenactis glabriuscula var. glabriuscula Timothy S. Ross 1992-5-17 6352 Los Angeles 555 m SSE of the mouth of Shoemaker Canyon 646 Comment
  RSA660826  Chaenactis glabriuscula var. glabriuscula LeRoy Gross 2001-5-6 381 Los Angeles Verdugo Mountains Region: Along trail that comes up from Morning Glow Way off of La Tuna Canyon Rd. city of Sun Valley Comment
  POM12318  Chaenactis glabriuscula var. lanosa F. L. Robinson 1921-5-9 67 Los Angeles Claremont. 365 Comment
  SEINET3859872  Chaenactis stevioides R. G. Swinney 2009-4-24 10458 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground.; 0 915 Comment
  UCR281876  Chaenactis stevioides Mitch Provance 2010-5-20 510- 17 Los Angeles Tehachapi Mountains/Western Mojave Desert, 7.2 miles NW of corner of Rosamond Blvd. and 170th St., vicinity of powerline road. 1204 Comment
  POM351856  Chaenactis xantiana Robert Gustafson 1978-6-1 947 Los Angeles 0.5 mile E off main dirt road running through Hungry Valley, area paralleling upper Freeman Canyon, ca 1 mile S of Gorman. 1280 Comment
  RSA593688  Chaenactis xantiana Steve Boyd 1996-4-25 8709 Los Angeles Liebre Mountains, southwestern flank of Liebre Mountain, along Forest Service Road 7N22 ca 1.1 mile E of jtn with 7N23. 1220 Comment
  RSA599344  Chamaesyce albomarginata Steve Boyd, Lauren Raz 1997-3-26 9373 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  RSA724506  Chamaesyce maculata K. Dobry 1991-6-27 d- 802 Los Angeles Santa Monica Mts 1 mi E of Las Virgenes Rd along Mulholland Hwy Comment
  UC1211039 Image available Chamaesyce melanadenia Huron H. Smith 1912-5-3 4933 Los Angeles Azusa; ; Azusa, Los Angeles Co. 243 Comment
  RSA681954  Chenopodium Gerrardo Gurrola 1997-5-22 s.n. Los Angeles Los Angeles: Alameda St. at 41st St. Comment
  POM13557  Chenopodium ambrosioides P. A. Munz 1922-11-20 6566 Los Angeles 2 miles SE of Covina. Comment
  RSA562655  Chenopodium botrys D. Charlton 1992-9-13 s.n. Los Angeles Angeles Forest Hwy, 6 miles north of La crescenta near georges gap 914 Comment
  SBBG13270  Chenopodium californicum M. A. Piehl 1962-6-9 62338 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  SEINET3860071  Chenopodium californicum R. G. Swinney 2009-4-2 10250 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert: Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road.; 0 1223 Comment
  UCR182646  Chenopodium fremontii R. G. Swinney 1997-7-17 5721 Los Angeles San Gabriel Mtns., 0.5 mi. north of summit of Table Mountain, NW of Wrightwood; 0.8 mi. NE of FS Rd. 4N21 (paved) on 4N21B 2134 Comment
  UCD98298  Chenopodium missouriense Louis C. Wheeler 1973-10-28 s.n. Los Angeles Altadena. 975 Comment
  RSA596913  Chenopodium murale T. S. Ross, J. Mark Porter 1995-5-4 8516 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA604377  Chenopodium murale L. C. Wheeler 1972-4-9 s.n. Los Angeles San Gabriel Mountains: Georges Gap on divide between Clear Creek & Arroyo Seco. Comment
  UC1136393  Chenopodium murale A. D. Gifford 1934-5-15 234 Los Angeles Escondido Canyon Triunfo Pass Quadrangle (mouth) Comment
  UCR85816  Chlorogalum parviflorum T. S. Ross, Annette Ross 1991-6-3 5528 Los Angeles San Gabriel Valley, Elephant Hill: western Pomona 287 Comment
  CAS-BOT-BC252770  Chorizanthe parryi var. fernandina Le Roy Abrams 1901-4-1 1217 Los Angeles Ballona Harbor Comment
  CAS-BOT-BC244664  Chorizanthe staticoides Alice Eastwood 1906-5-27 s.n. Los Angeles Garvanza Comment
  POM121987  Chorizanthe staticoides Marcus E. Jones 1902-6-28 s.n. Los Angeles Pasadena. Comment
  POM2196  Chorizanthe staticoides I. M. Johnston 1914-5-13 27 P Los Angeles San Gabriel Wash. 152 Comment
  RSA392675  Chorizanthe staticoides Geo. L. Moxley 1917-5-5 s.n. Los Angeles Eagle Rock. Comment
  RSA659954  Chorizanthe staticoides Orlando Mistretta 1992-5-18 344 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  RSA709616  Chorizanthe staticoides A. C. Sanders 2005-5-5 29872 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. 518 Comment
  UCD99987  Chorizanthe staticoides A. C. Sanders 2003-4-29 26179 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  RSA725135  Chorizanthe watsonii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -17 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
  RSA747352  Chorizanthe watsonii R. G. Swinney 2008-5-8 8802 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
  JEPS57757  Chorizanthe xanti S. B. and W. F. Parish June 1881 Los Angeles Comment
  UCR257518  Chorizanthe xanti var. xanti Mitch Provance 2010-4-20 0410- 17 Los Angeles Western Transverse Range, hills south of Hwy 138 in vicinity of High Desert Hunt Club, c. 3 miles east of Quail Lake 965 Comment
  RSA0040086  Chorizanthe xanti var. xanti Sandra Leatherman, Jennifer S. Pareti 2014-4-17 2014 -6 Los Angeles Liebre Mountains region: Northern Los Angeles County; Castaic Lake area in the Grasshopper Canyon Watershed; East of Interstate 5 and west of the Castaic Lake Dam. 1370 Comment
  UCR143393  Chrysanthemum coronarium R. S. Felger 1968-5-9 s.n. Los Angeles Southern Coast, Hermosa Beach, empty lot at 2nd St. and Valley, four blocks from ocean 12 Comment
  RSA682667  Chrysanthemum parthenium LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1096 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge., Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  RSA90911  Chrysothamnus nauseosus subsp. mohavensis F. W. Peirson 1919-8-30 1250 Los Angeles Rosamond, Antelope Valley Comment
  CAS-BOT-BC285413  Cirsium occidentale var. californicum Geo. B. Grant 1900-1-17 s.n. Los Angeles Lincoln Park Comment
  CATA206  Cirsium occidentale var. occidentale Mark L. Hoefs 1973-4-15 186 Los Angeles Santa Catalina Island: Ben Weston Beach 7 Comment
  POM246528  Cirsium occidentale var. occidentale F. R. Fosberg 1931-4-29 4709 Los Angeles Santa Catalina Island. Small canyon between Cottonwood and Middle Ranch Canyons 100 Comment
  POM352200  Cirsium occidentale var. occidentale Samuel R. Tyson 1943-4-22 s.n. Los Angeles Big Dalton Canyon 366 Comment
  RSA0046819  Cirsium vulgare Paul Neipp 1994-5-19 33 Los Angeles Directly west of San Dimas Ranger Station on San Dimas Canyon Rd. Comment
  RSA247413  Cistus creticus Jack Delaini, Barbara Shervanick 1974-5-23 202 Los Angeles on west ridge of canyon 762 Comment
  RSA609141  Clarkia bottae Louis C. Wheeler 1932-6-18 832 Los Angeles San Dimas Canyon. 427 Comment
  CAS-BOT-BC172442  Clarkia bottae Paul F. Covel 1940-4-9 1772 Los Angeles Near no. end Rossevelt Hgwy. Comment
  SEINET4143378  Clarkia bottae K. Brandegee, E. Braunton 124 Los Angeles Elysian Park, Los Angeles Comment
  IRVC28997  Clarkia cylindrica A. C. Sanders, Mark A. Elvin 2003-6-18 26941 Los Angeles along road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch Santa Susana Mountains 854 Comment
  POM3016  Clarkia dudleyana D. L. Crawford 1915-06 s.n. Los Angeles San Antonio Canyon, Claremont. 1220 Comment
  UCR136895  Clarkia dudleyana Michael D. Wilcox 2003-6-24 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  SBBG131955  Clarkia epilobioides S. A. Junak 2000-4-15 SCa 1201 Los Angeles W side of rd to Lone Tree, ca. 0.1 mi from junction with Divide Rd 478 Comment
  IRVC28382  Clarkia purpurea A. C. Sanders, Tricia Wotipka 2003-4-28 26105 Los Angeles Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon Western San Gabriel Mtns. 427 Comment
  CAS-BOT-BC163718  Clarkia purpurea subsp. quadrivulnera Ernest Braunton 1903-6-1 885 Los Angeles Glendale to Burbank Comment
  POM3034  Clarkia purpurea subsp. quadrivulnera D. L. Crawford 1916-4-15 s.n. Los Angeles Claremont. Comment
  UC1871032  Clarkia purpurea subsp. quadrivulnera T. S. Ross, W. Appleby 1993-5-19 7168 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mtns: ca.80m S of Wilson Canyon Saddle along old loop road; San Fernando 7.5' USGS quad; R15W T3N, NW/4 SE/4 NE/4 SE/4 sect 9; ca 3120 ft elevation. 951 Comment
  UCSB4308  Clarkia rhomboidea Kamb, Peter 1947-6-1 Los Angeles Mt Disappointment; San Gabriel Mts 1432 Comment
  CAS-BOT-BC165219  Clarkia similis John Thomas Howell 1928-5-6 3777 Los Angeles Along trail between Fern Lodge and [Madrono] Madrono Flat, E. Fork of Santa Anita [Canon] Canyon, San Gabriel Mts. Comment
  RSA748190  Clarkia similis Scott D. White, Justin M. Wood 2009-5-6 12668 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  RSA229027  Clarkia unguiculata Robert F. Thorne, C. W. Tilforth 1971-6-29 40728 Los Angeles San Gabriel Mountains, Angeles National Forest: along Lucas Creek S of Big Tujunga Narrows along Angeles Forest Road 915 Comment
  RSA660790  Clarkia unguiculata LeRoy Gross, Valerie Soza 2001-6-6 436 Los Angeles Verdugo Mountains, north side; Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. 488 Comment
  UC1870167  Clarkia unguiculata LeRoy Gross 2001-5-6 383 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Along trail that comes up from Morning Glow Way off of La Tuna Canyon Rd. city of Sun Valley Comment
  UCSB51886  Clarkia unguiculata Love, Milton 1967-5-12 Los Angeles South side of Cold Canyon Road, 1.2 miles east of its junction with Puma Road, Santa Monica Mountains 304 Comment
  RSA596921  Claytonia parviflora subsp. parviflora Timothy S. Ross, J. Mark Porter 1995-5-4 8524 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA727270  Claytonia parviflora subsp. parviflora R. G. Swinney 1998-5-30 6156 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Fern Canyon 890 Comment
  SEINET3245768  Claytonia perfoliata T. B. Salvato, Sandra Murcia 2007-1 2014 Los Angeles San Gabriel Mountains: Angeles National Forest, lower Santa Anita Canyon at the upper end of Santa Anita Reservoir 411 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
  RSA466698  Claytonia perfoliata subsp. perfoliata Ella M. Kennedy 1923-3-17 s.n. Los Angeles S. Pasadena Comment
  LA211931  Clematis lasiantha Duncan S. Bell; Caitlin Elam, Evan Meyer 2013-6-13 5119 Los Angeles SAN GABRIEL MOUNTAINS, Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898.0 Comment
  RSA127809  Clematis lasiantha Peter H. Raven, Henry J. Thompson 1959-9-27 s.n. Los Angeles Latigo Canyon Road 1.0 mile east of Newton Canyon. 564 Comment
  UC1583146  Clematis lasiantha Tim Ross and Steve Boyd 1990-5-14 2464 Los Angeles Yerba Buena Ridge San Gabriel Mts., Angeles Nat'l Forest, Tujunga Ranger Dist. 1066 Comment
  RSA0051650  Clematis lasiantha Catherine Haines 1951-4-15 s.n. Los Angeles Topanga., Topanga Hi-way, 300 yds. above spring at foot of grade, W. side Rd. 60 Comment
  CAS-BOT-BC92648  Clematis ligusticifolia Shirley W. Campbell 1970-9-24 102 Los Angeles Lower reach of the Arroyo Seco, southwestern Pasadena. Comment
  CHSC34391  Clematis ligusticifolia Philip A. Silverstone 1978-8-12 289 Los Angeles Jtn Maguire St. and Escondido St., 0.3 km from jtn Maguire and Latigo Canyon Rd., which is 4.8 km inland from State 1. Along creek bed. Comment
  RSA84458  Clematis ligusticifolia F. W. Peirson 1925-9-4 8182 Los Angeles At point slightly below foot of steep grade, Bouquet Canyon, northwest part of San Gabriel Mts. Comment
  UCD123533  Collinsia bartsiifolia J. M. Tucker 1962-4-18 3620 Los Angeles Oso Canyon; 1/2 mile above Coalfield fence. 1036 Comment
  POM96019  Collinsia bartsiifolia var. davidsonii Philip A. Munz 1926-4-4 9994 Los Angeles 10 miles south of Willow Springs between Kern and Los Angeles Co. Comment
  RSA747167  Collinsia callosa Orlando Mistretta 1992-6-23 602 Los Angeles Mt. Gleason. Comment
  JEPS1762  Collinsia heterophylla C. B. Clokey, I. W. Clokey, B. C. Templeton 1930-5-13 4749 Los Angeles Bouquet Canyon 700 Comment
  LA32198  Collinsia heterophylla Henry J. Thompson; 1959-4-19 1937 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA408286  Collinsia heterophylla Martha Hilend 1922-4-18 191 Los Angeles Griffith Park. Comment
  RSA80170  Collinsia heterophylla F. W. Peirson 1921-6-21 4492 Los Angeles west fork of San Gabriel River 762 Comment
  SFV9209  Collinsia heterophylla N. J. Manuwal 1972-4-30 s. n. Los Angeles Highway N2, 25 miles west of Lake Hughes along stream bed but on adjacent hill. Comment
  CAS-BOT-BC240949  Collinsia parryi John Thomas Howell 1928-5-6 3780 Los Angeles On trail to Madrono [Madrono] Flats, E. Fork of Santa Anita Canon [Canyon], San Gabriel Mts. Comment
  CAS-BOT-BC240959  Collinsia parryi Dr. H. E. Hasse 1890-3-1 s.n. Los Angeles Santa Monica Comment
  SEINET12268973  Collinsia tinctoria Unknown 1933-1 8471 Los Angeles near Los Angeles Comment
  UCR190813  Collinsia torreyi R. G. Swinney 1999-7-5 7515 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  RSA717843  Colutea arborescens R. G. Swinney 1991-8-3 1598 Los Angeles Glendora, Big Dalton Canyon Debris Basin 351 Comment
  SBBG31126  Comarostaphylis diversifolia subsp. planifolia R. F. Thorne with M. Z. Thorne 1966-5-31 36419 Los Angeles ridge running from S end of Mt Orizaba, S side of S fork of Fern Cyn 487 Comment
  SD90469  Constancea nevinii Robert F. Thorne 1970-3-6 39401 Los Angeles Santa Catalina Island; Indian Rock in Emerald Bay. 14 Comment
  RSA503360  Convolvulus arvensis Steve Myers 1988-10-13 s.n. Los Angeles East Lancaster, at and near Little Rock Wash. between 40th St. E and 70th St. E., and between Ave. L and Ave. J. 732 Comment
  NY643123  Convolvulus arvensis G. T. Hastings 1938-9-10 s.n. Los Angeles Comment
  RSA394790  Convolvulus arvensis M. Vincent 1962-8-1 282 Los Angeles Reseda at 6716 Kurl Way. Comment
  PASA890  Convolvulus occidentalis Mary Hall 1939-4-28 Los Angeles Claremont Comment
  RSA607952  Conyza bonariensis L. C. Wheeler 1933-5-30 1750 Los Angeles U.C.L.A. Campus, West Los Angeles 137 Comment
  RSA93265  Conyza bonariensis F. W. Peirson 1920-6-13 1348 Los Angeles Weed at 1085 New York Drive, Altadena Comment
  JEPS26185  Conyza canadensis Peter H. Raven and Henry J. Thompson 1959-9-27 14506 Los Angeles Sepulveda Canyon Santa Monica Mountains, Sepulveda Canyon 243 Comment
  LA202593  Conyza canadensis Jonathan Sauer; D. Bradbury, A. Lang 1969-9-25 4634 Los Angeles Santa Monica Mountains, Sequit Point, Leo Carrillo State Beach, above point Comment
  POM50065  Cordylanthus maritimus subsp. maritimus L. R. Abrams 1901-6-6 1714 Los Angeles Mesmer. Comment
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Jul 19 2011
  UCR223404  Cordylanthus nevinii R. G. Swinney 2009-7-23 11398 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
  POM355973  Coreopsis bigelovii Robert Gustafson 1978-6-1 969 Los Angeles 0.5 mile E off main dirt road running through Hungry Valley, area paralleling upper Freeman Canyon, ca 1 mile S of Gorman. 1280 Comment
  POM355974  Coreopsis bigelovii Ora M. Clark 1920-3-30 1900 Los Angeles W Lancaster Comment
  RSA599836  Coreopsis bigelovii Steve Boyd, Lauren Raz 1997-5-6 9748 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA716517  Coreopsis bigelovii Scott D. White, Pam De Vries 2006-5-10 11441 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
  UCR192041  Coreopsis bigelovii A. C. Sanders 2008-4-17 34951 Los Angeles Transverse Range, foot of hill c. 1 mile SW of Neenach School, c. 1.5 mi. west of mouth of Pine Canyon 945 Comment
  POM155791  Coreopsis gigantea M. B. Dunkle 1928-4-11 1857 Los Angeles Bird Rock, Santa Catalina Island. 5 Comment
  OBI34891  Corethrogyne filaginifolia David J. Keil 1983-8-23 17864 Los Angeles Just W of Leo Carillo State Beach along hwy 1, ca 1 mi E of Ventura County line Comment
  RSA0087854  Corethrogyne filaginifolia R. G. Swinney 2010-3-13 11885 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  SBBG60680  Corethrogyne filaginifolia R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  RSA603196  Cortaderia selloana L. C. Wheeler 1972-12-21 12793 Los Angeles San Gabriel Mountains: Millard Canyon, ca. 200 yards upstream from Southern California Edison Co. high tension line. 526 Comment
  UCD130884  Cotula australis W. M. Philipson 1915-1 s.n. Los Angeles Monrovia. Comment
  UC69647  Cotula australis T. W. Minthorn 1905-2-2 5 Los Angeles Los Angeles Comment
  UCD130883  Cotula australis Geoffrey Levin 1976-4-20 712 Los Angeles Blanchard Park (Wash), Pomona College, Claremont. 365 Comment
  CATA868  Crassula connata Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1677 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  RSA675820  Crassula connata LeRoy Gross 2003-3-7 771 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 564 Comment
  RSA670040  Crassula tetragona Joseph M. Keefe 2001-3-16 31102 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105. 284 Comment
  UC620092  Cressa truxillensis F. R. Fosberg 1931-5-16 S 4880 Los Angeles Santa Catalina Isl., Little Harbor 2 Comment
  UC557670  Cressa truxillensis Nell Murbarger April, 1936 213 Los Angeles near tide line s. end of San Clemente Isl. Comment
  OBI69268  Crocanthemum scoparium John Knapp, Denise Knapp 2003-4-13 25 Los Angeles Catalina Island. 3695769.992N x 370288.942E 104 Comment
  SBBG21942  Crossosoma californicum R. F. Thorne with P. C. Everett 1964-2-6 Los Angeles above Fourth of July Cove 30 Comment
  RSA479350  Croton californicus Edwin Kline 1924-6-22 s.n. Los Angeles Mt. Wilson Comment
  RSA479363  Croton californicus F. R. Fosberg 1931-8-30 55611 Los Angeles El Segundo. Comment
  POM293339  Croton californicus var. tenuis Lyman Benson 1947-4-29 12346 Los Angeles Indian Hill, Claremont. Drainage Area: Pacific Slope 427 Comment
  UCR26459  Crypsis schoenoides A. C. Sanders 1981-9-12 2339 Los Angeles Mojave Desert, Edges of the large marsh at the W end of Rosamond Dry Lake 694 Comment
  UCR277059  Cryptantha R. G. Swinney 2011-9-22 15676 Los Angeles San Gabriel Mountains, SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of 'Inspiration Cyn.' & Coldwater Cyn., near spring & watertank 1140 Comment
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Feb 19 2020
  RSA79594  Cryptantha barbigera F. W. Peirson 1928-6-2 7944 Los Angeles Trail up South Fork of Rock Creek. 1677 Comment
  RSA593453  Cryptantha circumscissa Steve Boyd 1996-4-24 8642 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct. 1098 Comment
  UC551853  Cryptantha clevelandii F. R. Fosberg 1932-5-7 10647 Los Angeles s of Grand Canyon; Santa Catalina Island Comment
  UCR127244  Cryptantha corollata Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2921 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  POM368252  Cryptantha intermedia A. Menke 1955-3-26 s.n. Los Angeles Point Dume. Comment
  RSA187758  Cryptantha intermedia R. F. Thorne 1966-4-7 35974 Los Angeles Santa Catalina Island, above Emerald Cove. 61 Comment
  UCR165417  Cryptantha intermedia A. C. Sanders, Helen Kennedy 2005-4-13 29491 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  UCR89949  Cryptantha intermedia Scott D. White, Chet McGaugh 1995-6-6 3222 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  RSA527776  Cryptantha intermedia Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4339 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  RSA652506  Cryptantha intermedia M. Wiseman 1992-4-29 3 Los Angeles California State Polytechnic University, one and a quarter miles east of Buzzard Peak in the San Jose Hills. West of parking lot J in the mouth of 'G' canyon. Comment
  SD107311  Cryptantha maritima M. B. Dunkle 1940-3-17 7403 Los Angeles San Clemente Island: south end cliffs Comment
  RSA585343  Cryptantha micrantha T. S. Ross 1991-4-27 4638 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line 1183 Comment
  POM3710  Cryptantha micrantha I. M. Johnston 1917-5-13 27 r Los Angeles San Gabriel Wash 152 Comment
  POM78979  Cryptantha microstachys I. M. Johnston 1925-7-8 s.n. Los Angeles south trail to Baldy Lookout 1645 Comment
  RSA0031684  Cryptantha muricata Fran Dourisboure 1966-5-26 s.n. Los Angeles San Raphael Hills. 762 Comment
  UCR255818  Cryptantha muricata R. G. Swinney 2010-5-4 12498 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  OBI60240  Cryptantha muricata Suzan Barth, Steven Korenstein 1994-5-18 21 Los Angeles Towsley Cyn Ed Davis Park 250 m from upper trl head 340 Comment
  RSA0079315  Cryptantha muricata var. jonesii T. S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-8 2956 b 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
  RSA0079587  Cryptantha muricata var. muricata C. B. Wolf 1928-4-1 1613 Los Angeles Santa Susanna Pass, 0.5 miles from summit. 457 Comment
  RSA499745  Cryptantha nevadensis var. rigida Robert Gustafson 1977-4-20 417 Los Angeles Fort Tejon Road, south of Littlerock, about 1.5 miles east of the junction with 82nd St. 976 Comment
  RSA594674  Cryptantha nevadensis var. rigida L. C. Wheeler 1967-5-9 9376 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  SBBG14702  Cryptantha nevadensis var. rigida H. and M. Dearing 1935-4-13 Los Angeles Bouquet Cyn, near Palmdale Comment
  UCR197736  Cryptantha oxygona Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 54 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  RSA704356  Cryptantha oxygona Gary D. Wallace, M. Wallace 1982-4-24 1925 Los Angeles West of Palmdale, south end of Munz Ranch road. Comment
  RSA0079037  Cryptantha pterocarya var. pterocarya L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon 1/2 mile south-southwest of Blum Ranch. 975 Comment
  RSA0079047  Cryptantha pterocarya var. pterocarya Orlando Mistretta 1992-5-4 244 Los Angeles San Gabriel Mountains: Little Rock Creek; Alimony Ridge. 1263 Comment
  RSA0024548  Cryptantha wigginsii R. F. Thorne, M. Z. Thorne 1973-2-12 42470 Los Angeles Santa Catalina Island. N of Marine Science Station at Fisherman s Cove. 46 Comment
  HSC7009  Cucurbita foetidissima C. E. Fellows 1965-9-3 129 Los Angeles 0.5 mi. W of intersection of Las Virgenes Rd. on Mulholland Rd. 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
  RSA409681  Cuscuta californica Freda Detmers 1929-11-23 s.n. Los Angeles El Segundo. Comment
  RSA409765  Cuscuta campestris E. A. Purer, Freda Detmers 1931-4-28 s.n. Los Angeles Redondo Beach Comment
  RSA596204  Cuscuta ceanothi Lauren Raz, S. D. Boyd 1996-10-23 015 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  SBBG5782  Cuscuta denticulata R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  UCD54443  Cuscuta indecora var. indecora Steve Orloff 1986-8-26 13 Los Angeles Lancaster, 70th St. West and Ave D. Comment
  RSA409745  Cuscuta salina G. R. Johnstone 1929-7-12 s.n. Los Angeles Playa del Rey. Comment
  IRVC27953  Cuscuta subinclusa A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27144 Los Angeles Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns. 280 Comment
  CAS-BOT-BC59394  Cylindropuntia J. R. Pemberton 39 Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  UC1109346  Cynodon dactylon Peter H. Raven 1962-4-12 17342 Los Angeles Wilson Cove San Clemente Island; , Wilson Cove 45 Comment
  POM220093  Cyperus esculentus L. C. Wheeler 1932-8-9 1127 Los Angeles 2 miles SW [of] Azusa 107 Comment
  RSA0003227  Cystium pardalotum Anstruther Davidson 1893-5-12 s.n Los Angeles Lancaster. Comment
  UCD136347  Cystopteris fragilis Ernest Braunton 1932-3-27 1068 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  RSA729609  Dactylis glomerata R. G. Swinney 1998-7-10 6406 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
  UCR180182  Dactylis glomerata R. G. Swinney 1989-7-24 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon, 0.7 mi. east of Glendora Mtn. Road 396 Comment
  RSA602842  Datisca glomerata L. C. Wheeler 1933-6-19 1870 Los Angeles Cobal Canyon 518 Comment
  RSA747452  Datura stramonium A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36940 Los Angeles San Gabriel Valley: San Gabriel River between Bassett and South El Monte, from Hwy 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Ave. public access to San Gabriel River greenway, along Edison powerlines. 71 Comment
  RSA596510  Datura wrightii Louis C. Wheeler 1966-11-19 9126 Los Angeles San Gabriel Mountains. Pacoima Canyon. Dillon Ranch Road at Little Tujunga Canyon Road. 747 Comment
  SBBG95227  Daucus pusillus M. B. Dunkle 1928-4-20 1900 Los Angeles Little Harbor Comment
  UC284227  Daucus pusillus P. A. Munz 1923-4-9 6672 Los Angeles e. coast San Clemente Isl. Comment
  RSA533923  Daucus pusillus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5238 Los Angeles San Clemente Island: Southeast end of island; first un-named canyon S of Snake Cactus Canyon (drainage beginning 1420 feet due W of Guds) 152 Comment
  CAS-BOT-BC130913  Deinandra clementina Alice Eastwood 1917-7-20 6533 Los Angeles Santa Catalina Island Comment
  SBBG32079  Deinandra clementina R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -236 Los Angeles S side of Little Harbor Comment
  SEINET3147514  Deinandra clementina G. B. Grant 1906-9-1 557 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  SFV7108  Deinandra fasciculata K. A. Wilson 1974-8-21 1434 Los Angeles Santa Monica Mountains 0.3 miles west of Las Virgenes Road. Roadside bank. 185 Comment
  RSA307204  Delphinium cardinale Henry J. Ramsey, Henry J. Ramsey 1937-6-23 2066 Los Angeles North Craig Ave., Altadena. Comment
  UCR238986  Delphinium parishii subsp. parishii Anuja Parikh 2010-5-24 3215 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 5.4 km west of State Hwy 14, 1.9 km southwest of California Aqueduct 1105 Comment
  RSA131040  Delphinium parryi Percy C. Everett, E. K. Balls 1959-6-2 23833 Los Angeles 1 mi NE of entrance to Stokes Canyon, Santa Monica Mts. 229 Comment
  RSA398715  Delphinium parryi H. Twining 1906-05 s.n. Los Angeles Elysian Park, Foothills Comment
  RSA732811  Delphinium parryi subsp. parryi R. G. Swinney 2000-5-19 7683 Los Angeles San Gabriel Mtns.: San Dimas, SE-facing ridge west of San Dimas Canyon Rd., c. 300 m north of Golden hills Rd. and 400 m west of stream. 512 Comment
  SFV22027  Delphinium parryi subsp. parryi V. Soza, I. E. Anderson, L. Gross 2000-6-6 983 b Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. Along Verdugo Mountainway above Brace Canyon, west of junction with Stough Canyon Mountainway. North-northeast-facing slope of ridgetop above fire road. 610 Comment
  SEINET12090132  Delphinium patens R. F. Thorne 1971-1 41468 Los Angeles San Gabriel Mts, Angeles Nat'l Forest, along trail from Chantry Flats into Santa Anita Canyon 610 Comment
  RSA798762  Delphinium patens subsp. hepaticoideum Jason Koontz, Bart O'Brien 2012-5-17 289 Los Angeles Glendora Ridge Rd. N-Facing semi-stabilized scree slope. Comment
  UCSB11265  Dendromecon harfordii Hancock, Dan 1961-3-31 Los Angeles 1.4 miles No. of China wall on Catalina Island, 50 ft. W. of Coach Rd. Comment
  LA82464  Dendromecon rigida O. H. Kappler; 1941-3-26 152 Los Angeles 609 Comment
  RSA0094080  Dendromecon rigida R. G. Swinney 2011-5-19 14788 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), near entrance gate to camp, 0.54 miles at 84 deg SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Colby Cyn. 1018 Comment
  SBBG41177  Descurainia pinnata J. P. Broughton 1971-3-24 Los Angeles ca. 1 mi S of Mulholland Hwy, on Malibu Cyn Rd Comment
  SD31163  Descurainia pinnata subsp. halictorum Edith A. Purer 1931-2-21 154 Los Angeles Palos Verdes Hills Comment
  UCR190763  Descurainia sophia R. G. Swinney 1999-6-30 7492 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.1 mi. north of Big Pines Hwy at All Nations Camp 1585 Comment
  RSA191126  Dicentra chrysantha Robert F. Thorne 1967-6-25 37090 Los Angeles Along fire-road between Cobal and Evey Canyons. 732 Comment
  RSA433542  Dicentra chrysantha L. E. Hoffman 1931-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA670622  Dicentra chrysantha Bonnie C. Templeton, I. W. Clokey 1930-5-10 1471 Los Angeles North end of Bouquet Canyon. 800 Comment
  UCR140425  Dicentra ochroleuca June Latting 1958-5-11 263 Los Angeles Western Transverse Range; Santa Monica Mtns., near Malibu Vista 335 Comment
  UC120102  Dicentra ochroleuca unknown 1892-3 Los Angeles Santa Monica Ranch Comment
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Dec 24 2007
  RSA0087869  Dichelostemma capitatum R. G. Swinney 2010-4-30 12442 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
  RSA599343  Dichelostemma capitatum Steve Boyd, Lauren Raz 1997-3-26 9372 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  UC3244  Dichelostemma capitatum Harley P. Chandler 1897-1-2 Los Angeles Los Angeles 365 Comment
  UCR255842  Dichelostemma capitatum R. G. Swinney 2010-3-10 11828 Los Angeles San Gabriel Mountains, Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 488 Comment
  UCR259667  Dichelostemma capitatum R. G. Swinney 2010-4-1 12142 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
  SDSU11605  Dichelostemma capitatum R. M. Beauchamp 1967-3-17 255 Los Angeles On grassy slope east of Wilson Cove area. San Clemente Island. Comment
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May 16 2008
  SFV5522  Dichelostemma capitatum W. A. Kelley May 1969 s. n. Los Angeles Santa Susana Mountains Santa Susana Pass. Chatsworth. Comment
  RSA376833  Dichelostemma capitatum subsp. capitatum M. B. Dunkle 1932-5-28 2969 Los Angeles White s Landing, Santa Catalina Island. Comment
  RSA376834  Dichelostemma capitatum subsp. capitatum Reid V. Moran 1941-3-11 699 Los Angeles Santa Catalina Island. Ridge north of Middle Ranch 250 Comment
  RSA589269  Dichelostemma capitatum subsp. capitatum Timothy S. Ross 1991-4-28 4770 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  SEINET4063537  Dichelostemma capitatum subsp. capitatum R. Moran 1941-1 699 Los Angeles North of Middle Ranch, Santa Catalina Island. 250 Comment
  CAS-BOT-BC209063  Digitaria sanguinalis Peter H. Raven 1957-9-21 11345 Los Angeles West Channel Road, Santa Monica Comment
  RSA585081  Digitaria sanguinalis L. C. Wheeler 1931-8-6 s.n. Los Angeles 2 mi. NE La Verne 381 Comment
  UCR252768  Dimorphotheca sinuata R. G. Swinney 2010-3-10 11806 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes 329 Comment
  UCR271871  Dimorphotheca sinuata R. G. Swinney 2010-3-24 12099 Los Angeles San Gabriel Mountains, Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge 503 Comment
  CAS-BOT-BC150860  Diplacus X australis J. Ewan 1930-5-30 2240 Los Angeles Near summit of Cahuenga Peak, Santa Monica Mts. 556 Comment
  CAS-BOT-BC152904  Diplacus brevipes John H. Thomas 1957-5-25 6786 Los Angeles San Gabriel Mountains. Western side of Santa Anita Canyon about 7 miles NNE of Pasadena 609 Comment
  RSA0040546  Dodecatheon redolens Orlando Mistretta 1990-8-8 s.n. Los Angeles Lily Spring 2454 Comment
  UC195502  Draba corrugata unknown Jul 1916 Los Angeles Mt. San Antonio Comment
  JEPS44247  Drymocallis cuneifolia var. ewanii Frank W. Peirson 1919-6-16 493 Los Angeles South Fork Rock Creek San Gabriel Mts., South Fork Rock Creek 1981 Comment
  UC639580  Drymocallis glandulosa var. viscida Victor Duran 1933-7-29 3542 Los Angeles Buckhorn , Buckhorn (San Gabriel Mountains) Comment
  CAS-BOT-BC67937  Dryopteris arguta Timothy S. Ross; Steve Boyd 1995-6-28 8648 Los Angeles Liebre Mountains - Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. Burnt Peak 7.5' USGS Quad. 737 Comment
  LA33499  Dryopteris arguta Peter H. Raven; 1959-5-9 14172 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek drainage, Mulholland Hwy, 1 mi W of Las Virgenes Rd. 243 Comment
  POM250500  Dryopteris arguta I. W. Clokey, E. G. Anderson 1935-5-9 6502 Los Angeles San Dimas Canyon Comment
  RSA741567  Dryopteris arguta Justin M. Wood 2008-11-20 237 Los Angeles ANF Road (1N36) / SCE access road W of Van Tassel Canyon. Above the city of Duarte. 305 Comment
  SFV20840  Dryopteris arguta L. Gross 2003-2-22 741 Los Angeles Verdugo Mountains South side of Verdugo Mountains along Brand Canyon. Above the falls area up the west fork drainage area of Brand Canyon. Along east side above canyon bottom. 479 Comment
  UCR216571  Dryopteris arguta Dan S. Cooper 2010-5-10 510- 57 A Los Angeles Western Transverse Range; eastern Santa Monica Mtns., upper Oak Canyon, Griffith Park 221 Comment
  LA210121  Dudleya cymosa subsp. ovatifolia K. Nakai; B. Broadbent 1980-5-4 588 Los Angeles Santa Monica Mountains, End of Camarillo Spring Rd. at the N base of Conejo Mtn 60.0 Comment
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Apr 24 2014
  RSA83348  Dudleya cymosa subsp. pumila F. W. Peirson 1924-5-27 4640 Los Angeles Trail below Colby's 853 Comment
  RSA83360  Dudleya cymosa subsp. pumila F. W. Peirson 1919-5-10 453 Los Angeles Mt.Gleason 1372 Comment
  SDSU5790  Dudleya densiflora D. F. Howe 1959-6-21 2721 Los Angeles 1 mi. north of the mouth of San Canyon, on a cliff, San Gabriel Mts. Comment
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Dec 5 2014
  SD90481  Dudleya hassei Robert F. Thorne 1970-3-6 39399 Los Angeles Santa Catalina Island; Indian Rock in Emerald Bay. 14 Comment
  POM50303  Dudleya lanceolata L. R. Abrams 1901-06 1864 Los Angeles Ballona Harbor, Comment
  SFV17016  Dudleya lanceolata J. D. Dilley 1997-5-22 183 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. 550 Comment
  RSA397820  Dudleya pulverulenta E. S. Spalding 1923-7-12 s.n. Los Angeles Topanga Canyon Comment
  RSA7711  Dudleya virens subsp. insularis C. B. Wolf 1932-5-12 1491 Los Angeles Santa Catalina Island: 3/4 mile from Little Harbor- parallel to Isthmus road Comment
  SEINET3245935  Dysphania botrys R. G. Swinney 2009-1 11495 Los Angeles Transverse Range; San Gabriel Mtns.: Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd.(Mescal Creek 7.5') 2060 Comment
  CDA1984  Echinochloa colona L. C. Wheeler 1970-10-15 s.n. Los Angeles Los Angeles: Huntington Drive and Collis Avenue. 0 Comment
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Oct 17 2014
  CDA2014  Echinochloa crus-galli L. C. Wheeler 1966-10-25 9060 Los Angeles San Gabriel Mountains; 1/4 mile north of El Encanto, San Gabriel Canyon. 0 Comment
  HSC9649  Echinochloa crus-galli John Warner Hosking 1964-10-23 Los Angeles Foster A. Begg School, Manhattan Beach. Comment
  RSA0034439  Echinochloa crus-galli Gary D. Cromwell 1979-6-1 s.n. Los Angeles Along Walnut Ave., San Dimas. Comment
  RSA699876  Echium candicans LeRoy Gross 2004-3-19 1210 Los Angeles San Rafael Hills: North section of hills; Gate # 4 Along Ridge Motorway (dirt road) at corner of Camino San Rafael and Flintridge drive. 502 Comment
  SD237313  Eclipta prostrata A. C. Sanders 2009-11-6 37220 Los Angeles South Coast: Madrona Marsh, Torrance. Former oil field with gravel service road remnants. 24 Comment
  LA29203  Ehrendorferia ochroleuca Mary V. Hood; 1945-4-29 45 23 k Los Angeles Santa Monica Mountains, near Tapia Park 304 Comment
  RSA752476  Ehrharta calycina Justin M. Wood 2009-4-22 525 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  UCR62101  Ehrharta calycina R. G. Swinney 1990-3-5 1517 Los Angeles San Gabriel Mtns., San Gabriel Mtns, Morgan Canyon debris basin 366 Comment
  UCR51522  Ehrharta erecta A. C. Sanders 1987-12-4 7571 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  UCR179247  Eleocharis acicularis R. G. Swinney 1989-6-25 s.n. Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon Debris Basin 366 Comment
  RSA0105203  Eleocharis acicularis var. acicularis D. Bramlet 1999-11-16 2828 Los Angeles Snow Creek, City of Industry. The locality is 15m east of Valley Blvd. and 213 south of Grand Ave. The site is 122m west of the existing San Jose Creek flood control channel. 182 Comment
  CAS-BOT-BC113672  Eleocharis coloradoensis Peter H. Raven 1961-9-24 16749 Los Angeles Strand of Boquet Reservoir at E end. 914 Comment
  RSA639105  Eleocharis parishii L. C. Wheeler 1966-10-1 8924 Los Angeles San Gabriel Mountains: Big Tujunga Canyon at Colby Ranch Road. 960 Comment
  UCR191277  Eleocharis parishii R. G. Swinney 1999-6-30 7472 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.3 mi. north of Big Pines Hwy at All Nations Camp 1561 Comment
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May 10 2012
  UCR150358A  Eleusine indica Scott D. White 2003-10-14 9835 Los Angeles San Gabriel Mtns, foothills above Sierra Madre. Los Angeles Dept. of Public Works "Sierra Madre Villa' Debris Basin 335 Comment
  RSA230725  Elymus elymoides subsp. californicus R. F. Thorne, M. Z. Thorne 1969-7-10 38432 Los Angeles San Gabriel Mts; Angeles National Forest; 1.5 miles W of Wrightwood 1951 Comment
  RSA587341  Elymus elymoides subsp. californicus Orlando Mistretta 1992-5-4 218 Los Angeles Little Rock Creek. Alimony Ridge; Juniper Hills. 1463 Comment
  POM156301  Elymus elymoides subsp. elymoides Le Roy Abrams 1902-6-29 2597 Los Angeles Mt. Wilson [San Gabriel Mountains] Comment
  RSA729776  Elymus glaucus R. G. Swinney 1998-7-6 6294 Los Angeles San Gabriel Mtns.: Mescal Canyon, 1.9 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1585 Comment
  UCR194056  Elymus glaucus R. G. Swinney 1998-8-17 6770 Los Angeles San Gabriel Mtns., upper Coldwater Canyon at NE end of Heaton Flat Trail 1372 Comment
  CHSC95761  Elymus glaucus subsp. glaucus LeRoy Gross; Laura Moore 2000-6-5 231 Los Angeles Verdugo Mountains: Short distance south from La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. A little way up from canyon bottom on the north side. 487 Comment
  SBBG56898  Elymus stebbinsii M. N. Ackley 1929-5-26 Los Angeles San Dimas Cyn 457 Comment
  RSA660079  Emmenanthe penduliflora Orlando Mistretta 1992-5-25 414 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  SEINET5495384  Emmenanthe penduliflora G. B. Grant 390 Los Angeles Pasadena Comment
  RSA598946  Encelia californica Steve Boyd, Timothy S. Ross 1997-3-21 9190 B Los Angeles Liebre Mountains, Castaic Valley along Lake Hughes Road just east of Castaic Lake. 512 Comment
  UC53972  Encelia californica H. P. Chandler 1907-6-3 7001 Los Angeles near Cahuenga Peak; Brush Canon Comment
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Sep 26 2011
  RSA552388  Ephedra nevadensis D. Charlton 1991-4-18 5181 Los Angeles Piute Ponds, Edwards Air Force Base. Old Homestead road just east of ponds, south of Rosamond Dry Lakebed. 701 Comment
  SBBG33888  Ephedra nevadensis L. S. Rose 1968-4-5 68013 Los Angeles Acton 822 Comment
  SEINET909632  Ephedra nevadensis Louis C. Wheeler 1932-1 602 Los Angeles 2 mi. W Palmdale 762 Comment
  SD231155  Ephedra viridis Sula Vanderplank, L. Gross, s. Hoskinson 2005-5-6 50506 37 Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UC1134409  Ephedra viridis A. Lewis 1933-4-20 186 Los Angeles 1.5 mi s Palmdale; Elizabeth Lake Quad. 853 Comment
  RSA607562  Epidendrum obrienianum Louis C. Wheeler 1965-1-15 8652 Los Angeles Los Angeles: Kerckhoff Estate, University of Southern California, 734 W. Adams Blvd. Comment
  LA32217  Epilobium canum subsp. canum Peter H. Raven; 1958-10-11 13746 Los Angeles Santa Monica Mountains, Las Tunas Canyon, near Coast Highway Comment
  RSA187703  Epilobium canum subsp. canum Robert F. Thorne 1966-9-14 36662 -a Los Angeles Santa Catalina Island; Little Harbor 5 Comment
  CAS-BOT-BC166266  Epilobium canum subsp. canum R. J. Dobbs 1927-11-11 s.n. Los Angeles 1/4 mile above Muller Ranger Station 365 Comment
  RSA588475  Epilobium canum subsp. latifolium Albert J. Perkins 1912-9-8 s.n. Los Angeles Trail to Mt. San Antonio, [San Gabriel Mountains]. Comment
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Jun 5 2015
  UCR209861  Epilobium canum subsp. latifolium R. G. Swinney 2008-7-15 9198 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  RSA588500  Epilobium canum subsp. latifolium H. de Forest 1932-10-16 s.n. Los Angeles Barley Flats. San Gabriel Mountains, Angeles National Forest. Comment
  UCR174532  Epilobium ciliatum Jennifer H. Jones 2006-5-17 306 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., Just in front of Claremont Wilderness Park. N end of Mills Avenue 497 Comment
  UCR203252  Epilobium ciliatum R. G. Swinney 2001-8-27 8122 Los Angeles San Gabriel Mountains, Windy Spring, 0.3 mi northwest of Little Jimmy Campground 2256 Comment
  UCR209954  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 960 Comment
  UCR209960  Epilobium ciliatum R. G. Swinney 2008-7-15 9238 Los Angeles San Gabriel Mtns., Buckhorn Canyon 200 m north of Burkhart Saddle trailhead 1927 Comment
  RSA779209  Epilobium densiflorum R. G. Swinney 2009-6-8 11077 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR204284  Epilobium glaberrimum R. G. Swinney 2001-9-16 8170 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
  RSA381699  Epipactis gigantea George Henry Grinnell 1924-5-28 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA773829  Epipactis gigantea Richard G. Swinney 2009-6-12 11146 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
  RSA587083  Epipactis gigantea Orlando Mistretta, Steve Boyd 1995-5-23 1723 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. 1555 Comment
  RSA725848  Equisetum laevigatum R. G. Swinney 1997-6-25 5648 Los Angeles San Gbriel Mtns.: west of Wrightwood, Blue Ridge Trail, small canyon that is tributary of Sawmill Canyon from the NW, 0.9 mi. SE of Hwy 2 2195 Comment
  UCR102411  Equisetum telmateia subsp. braunii Steve Boyd 1997-9-17 10042 Los Angeles San Gabriel Mtns., Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienega Canyon south of Liebre Mountain. 915 Comment
  LA11769  Eragrostis mexicana subsp. virescens A. M. Johnson; 1941-5-20 sn Los Angeles Victory near Vineland, San Fernando Valley Comment
  RSA0030712  Eremalche exilis Pam De Vries 2014-3-25 7870 Los Angeles Mojave Desert (West); Near the town of Antelope Acres in an open field on the west side of 90th St, one mile south of Hwy 138. 735 Comment
  RSA187772  Eremocarpus setiger R. F. Thorne 1966-9-14 36655 Los Angeles Santa Catalina Island: behind Ben Weston Beach. 3 Comment
  UC1215247  Eremocarpus setiger Peter H. Raven 1962-5-9 17676 Los Angeles near head of canyon above Mosquito Cove; San Clemente Island 335 Comment
  LA200984  Eremothera boothii subsp. decorticans Carl Wishner; 1991-5-7 1947 Los Angeles 400.0 Comment
  UCR190764  Eriastrum R. G. Swinney 2001-6-2 7957 Los Angeles San Gabriel Mtns./Mojave Desert, Juniper Hills area, Cruthers Creek 1.1 mi. south of Devils Punchbowl Rd. 1311 Comment
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May 3 2012
  UCR209262  Eriastrum densifolium subsp. densifolium R. G. Swinney 2008-10-8 9538 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  UCR149929  Eriastrum sapphirinum R. G. Swinney 1999-6-18 7314 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  RSA0110987  Eriastrum sapphirinum subsp. brevibracteatum J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10922 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. In and around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  RSA0122860  Eriastrum sapphirinum subsp. brevibracteatum R. G. Swinney 2001-6-2 7964 Los Angeles Mojave Desert: Juniper Hills area, plateau on east side of Cruthers Creek, 1.3 mi. south of Devils Punchbowl Rd. 1402 Comment
  RSA0121268  Eriastrum sapphirinum subsp. dasyanthum T. S. Ross 1992-6-15 6577 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): ridgetop between central Turnbull Canyon and the S fork of Sycamore Canyon. 329 Comment
  RSA0121815  Eriastrum sapphirinum subsp. dasyanthum B. R. Norman 1943-7-15 s.n. Los Angeles Hollywood Hills. Comment
  RSA0122869  Eriastrum sapphirinum subsp. dasyanthum L. C. Wheeler 1967-7-30 10283 Los Angeles San Gabriel Mountains. Trail Canyon, Tom Lucas campground. 945 Comment
  RSA0124687  Eriastrum sparsiflorum Steve Boyd, Lauren Raz 1997-6-17 9951 Los Angeles Liebre Mountains region: Upper northeastern flank of Burnt Peak, head of Fish Canyon watershead along Forest Service Road 7N23A. 1646 Comment
  SD257255  Erica melanthera Jack Pepper 1953-2-10 Los Angeles Canoga Park, Pierce College Comment
  LA82340  Ericameria ericoides David S. Verity; 1965-10-17 sn Los Angeles Santa Monica Mountains, Point Dume 30 Comment
  RSA600037  Ericameria linearifolia Steve Boyd, Lauren Raz 1997-3-25 9257 Los Angeles Liebre Mountains region, extreme NW corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 951 Comment
  RSA772303  Ericameria linearifolia R. G. Swinney 2009-4-28 10530 Los Angeles summit of Mt. Emma 1585 Comment
  SEINET6078182  Ericameria linearifolia Unknown 1967-5-23 9683 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA0064064  Ericameria nauseosa var. hololeuca Richard G. Swinney 2010-10-13 14035 Los Angeles Lily Spring, within 100 meters of main spring. East of spring. 2454 Comment
  SFV18747  Ericameria nauseosa var. mohavensis J. N. Hogue 2003-10-11 208 .1 Los Angeles Mojave Desert Antelope Valley, Lancaster. Intersection of Ave. I and 60th Street West. 716 Comment
  CAS-BOT-BC299508  Ericameria palmeri var. pachylepis Marcus E. Jones 1925-10-22 s.n. Los Angeles Claremont Comment
  CAS-BOT-BC299523  Ericameria palmeri var. pachylepis Edith A. Purer 1933-10-7 5583 Los Angeles Los Angeles flood plain, east of El Segundo Comment
  RSA0115282  Ericameria palmeri var. pachylepis Richard G. Swinney 2010-10-5 13989 Los Angeles San Gabriel Mountains: east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  CHSC92811  Ericameria parishii var. parishii John Dittes 2006-1-3 1314 Los Angeles Transverse Ranges; San Gabriel Mtns.; Upper Big Tujunga Cyn; ca. 5.2 air-miles SE of Roundtop Mt., 4.0 airmiles NE of Redbox Gap, 1.3 airmiles SW of Vetter Mtn, 0.6 air-mile NE of intersection of Upper Big Tujunga Cyn Road and Angeles Crest Hwy (Hwy 2), south side of Upper Big Tujunga Cyn Road on slope above Upper Big Tujunga Creek. 1274 Comment
  RSA584769  Ericameria parishii var. parishii Timothy S. Ross 1992-7-17 6732 Los Angeles Ridge between Condor Peak Saddle and Fox (trinagulation point, 5033-ft.) in first saddle NNW from Fox 1402 Comment
  CAS-BOT-BC293121  Ericameria pinifolia Louis C. Wheeler 1931-10-17 260 Los Angeles Thompson Creek Wash 411 Comment
  CAS-BOT-BC293146  Ericameria pinifolia F. Grinnell Jr. 1917-8-19 s.n. Los Angeles Pacoima Wash near San Fernando Comment
  CAS-BOT-BC293156  Ericameria pinifolia Mary H. Ward; Shirley W. Campbell 1970-10-23 123 Los Angeles Lower Arroyo Seco, southeastern Pasadena Comment
  CAS-BOT-BC293347  Ericameria teretifolia C. B. Wolf 1931-11-2 2505 -A Los Angeles Mint Canyon, 1 mile above where road from Acton joins Highway 975 Comment
  CAS-BOT-BC296197  Erigeron foliosus var. foliosus F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  UC895833  Erigeron foliosus var. foliosus Ira W. Clokey, B. Templeton 1929-6-1 4584 Los Angeles Mandeville Canyon Monica Mountains, Mandeville Canyon 350 Comment
  RSA0105393  Erigeron foliosus var. stenophyllus Henry J. Ramsey, Henry J. Ramsey 1937-8-29 970 Los Angeles Altadena. 396 Comment
  RSA2003  Erigeron foliosus var. stenophyllus C. B. Wolf 1931-5-13 1999 Los Angeles Pacoima Wash, near bridge on the road from Tujunga to San Fernando. 366 Comment
  RSA455008  Eriodictyon crassifolium E. S. Spalding 1923-4-23 s.n. Los Angeles Los Angeles vicinity Comment
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Nov 5 2014
  UCR97330  Eriodictyon crassifolium David Charlton 1989-4-30 2960 Los Angeles San Gabriel Mtns., Angeles Crest Highway near Angeles Crest Station, southern boundary of the Angeles National Forest. 762 Comment
  RSA0069832  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-19 12846 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
  SBBG83933  Eriodictyon crassifolium var. nigrescens C. Bornstein, D. Kershaw 1998-6-4 Los Angeles Del Sur Ridge, Coarse Gold Rd, 1.2 mi N of jct with Bouquet Cyn Rd Comment
  UCR223683  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2009-6-12 11150 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39, near road shoulder 226 Comment
  RSA0064141  Eriodictyon crassifolium var. nigrescens Marck Menke 2002-3-29 133 Los Angeles San Gabriel Mts., Glendora Mountain Road at a pullout on the north side of Glendora Mountain, southeast of the intersection with Glendora Ridge Road. Comment
  CAS-BOT-BC188942  Eriodictyon parryi Fordyce Grinnell 1916-6-10 s.n. Los Angeles Sister Elsie Trail, San Gabriel Mountains Comment
  CAS-BOT-BC188952  Eriodictyon parryi I. M. Johnston 1917-7-1 1437 Los Angeles Head of Evey Canon [Canyon] 1371 Comment
  POM3809  Eriodictyon trichocalyx P. A. Munz 1918-5-16 2250 Los Angeles Claremont. Comment
  RSA647963  Eriodictyon trichocalyx Michelle Manolovitz, Brian Manolovitz 1992-5-19 29 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 0.35 miles northeast of park office. Comment
  RSA652162  Eriodictyon trichocalyx Ward German 1949-4-28 s.n. Los Angeles San Dimas Park, 1 1/2 mi. N. of Hwy 66, on San Dimas Rd. 274 Comment
  UCR43257  Eriodictyon trichocalyx subsp. trichocalyx David Charlton 1986-6-15 245 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
  RSA455060  Eriodictyon trichocalyx var. trichocalyx N. C. Cooper 1949-6-18 4201 Los Angeles Mt. Baldy Resorts. 762 Comment
  UCR246412  Eriogonum Dan S. Cooper 2011-6-6 611- 76 Los Angeles Western Mojave Desert, Antelope Valley, south of A.B. Ripley Desert Woodland State Park and of California Aqueduct, west of 205th St. West 938 Comment
  SEINET6053984  Eriogonum angulosum Louis C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabreil Mtns. 2 mi NE of Vincent Comment
  PASA1463  Eriogonum baileyi M. Stason, F. Brubaker 1930-5-18 212 Los Angeles Mohave Desert near Lancaster Comment
  UCR209242  Eriogonum baileyi R. G. Swinney 2008-10-7 9478 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  RSA766414  Eriogonum baileyi Joseph A. Ewan 1927-10-16 1498 Los Angeles Portal Ridge side. 841 Comment
  RSA601142  Eriogonum baileyi var. baileyi Louis C. Wheeler 1966-10-23 9054 Los Angeles San Gabriel Mountains. Kentucky Springs. Comment
  RSA393137  Eriogonum cinereum Tom Burch 1940-4-19 s.n. Los Angeles Malabu [Malibu] Coast. Comment
  SBBG105548  Eriogonum cinereum T. Ross, J. Porter, G. Allan, V. Ashworth, D. Banks, M. Tommerup 1994-3-28 7403 a Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes, un-named horseshoe-shaped cyn to the NE of upper Forrestal Drive 164 Comment
  CHSC35461  Eriogonum cithariforme James Henrickson 1975-5-12 9604 Los Angeles 6 (air) miles SE of Pearblossom, 4.6 (rd) miles S of Llano in lower portion of Bob's Gap along 165 St.; in arroyo bottom. 1234 Comment
  RSA766381  Eriogonum cithariforme var. agninum Joseph A. Ewan 1932-6-14 7404 Los Angeles Above Sulphur Springs, east of Pacifico Mt. 1677 Comment
  UCR271146  Eriogonum davidsonii R. G. Swinney 2011-6-14 15111 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  UCR239041  Eriogonum deflexum var. baratum Anuja Parikh, Nathan Gale 2010-6-2 3246 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 4.0 km west of State Hwy 14, 2.2 km southwest of California Aqueduct 1143 Comment
  RSA764501  Eriogonum deflexum var. baratum Orlando Mistretta, Christine Mistretta 2008-5-2 2614 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 42 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1021 Comment
  RSA0094174  Eriogonum elongatum var. elongatum R. G. Swinney 2011-11-3 15999 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre 549 Comment
  POM2230  Eriogonum elongatum var. elongatum D. L. Crawford 1915-10-27 506 Los Angeles San Bernardino Mountains: Stoddard Canyon - Claremont. Comment
  POM2246  Eriogonum fasciculatum var. foliolosum M. Hitchcock 1918-7-28 20 Los Angeles Pacoima Canyon. Comment
  RSA670302  Eriogonum fasciculatum var. foliolosum Joseph M. Keefe 2001-3-19 31181 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
  UCD99992  Eriogonum fasciculatum var. foliolosum Richard Bates 1949-5-15 s.n. Los Angeles Santa Monica Mountains. Comment
  UCSB1419  Eriogonum fasciculatum var. foliolosum Haller, Norman 1953-3-29 Los Angeles 100 yards down dirt road approx. 1 mile West of Sepulveda on Mulholland, Santa Monica Mts. Comment
  RSA664096  Eriogonum fasciculatum var. polifolium Marianne Marshall 1981-5-26 30 Los Angeles 1 mile from fire station, East Fork of San Gabriel River, off Hiking trail. Comment
  UC86004  Eriogonum fasciculatum var. polifolium T. S. Brandegee May 1889 Los Angeles Saugus Comment
  RSA526641  Eriogonum giganteum var. formosum Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4223 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
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Nov 20 2012
  CAS-BOT-BC250300  Eriogonum giganteum var. giganteum T. G. W. 1928-8-13 1831 Los Angeles Catalina Island Comment
  UC407286  Eriogonum gracile LeRoy Abrams 1902-7-5 2721 Los Angeles near Azura; San Gabriel Wash Comment
  UCR127828  Eriogonum gracile var. gracile Mark A. Elvin 2003-6-19 2951 Los Angeles Western Transverse Range, hills west of San Martinez Grande Canyon and north of Calif. Hwy 126, Newhall Ranch 366 Comment
  POM50653  Eriogonum gracillimum A. D. E. Elmer 1902-06 3655 Los Angeles Lancaster. Comment
  UCR110470  Eriogonum gracillimum Sue Bell 1998-5-2 331 Los Angeles Mojave Desert, Lake Los Angeles, 2 miles south of Antelope Valley Indian Museum 825 Comment
  SD66897  Eriogonum grande var. grande R. Mitchell Beauchamp 1967-3-17 257 Los Angeles San Clemente Island; on cliff above ocean east of Date 2 Comment
  CAS-BOT-BC261175  Eriogonum heermannii var. heermannii Victor Duran 1933-8-10 3545 Los Angeles South Fork Big Rock Creek, San Gabriel Mts. 1394 Comment
  RSA748580  Eriogonum nudum Scott D. White, Justin M. Wood 2009-5-6 12638 Los Angeles San Gabriel Mountains: San Gabriel River- West fork between Bear Creek and Cogswell Dam. 549 Comment
  RSA761703  Eriogonum nudum R. G. Swinney 2008-10-10 9560 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  CAS-BOT-BC227685  Eriogonum nudum var. pauciflorum Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8138 Los Angeles Liebre Mountains. Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  RSA529904  Eriogonum parishii Tim S. Ross 1991-8-16 5811 Los Angeles San Gabriel Mountains: Angeles Crest Highway, just above Chilao Creek. 1671 Comment
  CAS-BOT-BC257758  Eriogonum parvifolium Ernest Braunton 1902-10-1 709 Los Angeles Ballona Comment
  RSA494360  Eriogonum parvifolium var. parvifolium A. C. Sanders 1988-5-18 7840 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and Pershing Drive, and E of Vista Del Mar Blvd. 1 Comment
  SBBG65221  Eriogonum pusillum R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  SFV15540  Eriogonum pusillum K. C. Molina, K. L. Garrett 1992-5-10 21 Los Angeles San Gabriel Mountains 4 km northeast Valyermo Ranger Station at Bob's Gap. In bed of dry wash. 1200 Comment
  UC1971211  Eriogonum saxatile Louis C. Wheeler 1970-7-25 Los Angeles SAN GABRIEL MOUNTAINS: Heliport 0.3 mile north of South Mt. Hawkins. Comment
  UC6448  Eriogonum saxatile Dr. A. Davidson 1895-1 Los Angeles Wilson's Peak Comment
  UCR9238  Eriogonum saxatile D. H. Wilken, Brian Capon 1965-6-24 298 Los Angeles San Gabriel Mtns., North Fork Tujunga Canyon 1067 Comment
  RSA529214  Eriogonum saxatile Tim S. Ross, S. D. Boyd 1991-7-24 5622 Los Angeles San Gabriel Mountains, Granite Mountain vicinity: ridge NNE of Granite Mountain. 1866 Comment
  SBBG65500  Eriogonum thurberi R. Hoffmann 1929-4-27 Los Angeles near Castaic, Little Martinez Crk Comment
  RSA766481  Eriogonum umbellatum var. munzii E. L. Peterson 1929-7-14 312 Los Angeles Big Tujunga Canyon, about 2 miles above Hansen. San Gabriel Mts. Comment
  RSA761704  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-10-10 9571 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  UCR223403  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2009-7-23 11400 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-BC265007  Eriogonum wrightii var. subscaposum John Thomas Howell 1927-11-13 3199 Los Angeles Near Elizabeth Lake, Liebre Mts. Comment
  CAS-BOT-BC297914  Eriophyllum confertiflorum Cecil Hart 1930-5-20 s.n. Los Angeles Whittier Comment
  OBI35680  Eriophyllum confertiflorum Rebecca Cicoria 1982-4-25 45 Los Angeles Palos Verdes Peninsula: Purple Cyn, Rolling Hills. Comment
  OBI70291  Eriophyllum confertiflorum Louis C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mtns: Mill Canyon 762 Comment
  POM294555  Eriophyllum confertiflorum Lyman Benson 1947-5-2 12351 Los Angeles Indian Hill, Claremont. 426 Comment
  RSA658356  Eriophyllum confertiflorum Naomi Zohman 1985-4-28 14 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  UCR222830  Eriophyllum confertiflorum R. G. Swinney 2009-4-29 10590 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
  POM357920  Eriophyllum confertiflorum var. confertiflorum F. R. Fosberg, Joseph A. Ewan 1931-8-11 S 5454 Los Angeles San Gabriel Mountains: S slope of Mt. Hawkins near Islip-Hawkins divide 2300 Comment
  POM357939  Eriophyllum confertiflorum var. confertiflorum Fordyce Grinnell Jr. 1910-06 s.n. Los Angeles San Gabriel Mountains. Comment
  JEPS5376  Eriophyllum wallacei F. W. Peirson 1919-3-30 346 Los Angeles Big Tujunga Canyon San Gabriel Mts., Big Tujunga Canyon 426 Comment
  RSA596166  Eriophyllum wallacei L. C. Wheeler 1967-5-12 9455 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  UCR100615  Erodium B. G. Pitzer 1996-5-5 2847 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  SBBG130700  Erodium brachycarpum S. A. Junak 2000-5-6 SCa 1274 Los Angeles just W of Upper Quarry Rd, above Empire Landing, ca. 2.0 mi W of intersection with rd to housing at Empire Landing, flats at top of bluffs 292 Comment
  CHSC98048  Erodium cicutarium LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 691 Los Angeles Transverse Ranges: Verdugo Mountains Region: South side, along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway .Area burned in Summer-Fall of 2002. 783 Comment
  RSA391786  Erodium cicutarium M. B. Dunkle 1929-3-17 2063 Los Angeles Cape Canyon, Catalina Island Comment
  SBBG128075  Erodium cicutarium M. L. Hoefs, S. A. Junak, K. Kirkland 2001-4-14 3138 Los Angeles upper Middle Cyn on hillside by Edison pump house 371 Comment
  UCR145187  Erodium cicutarium June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  UCR205457  Erysimum capitatum R. G. Swinney 2008-5-2 8734 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  SEINET10481318  Erysimum capitatum John T. Middleton Middleton 161 b Los Angeles Comment
  RSA530230  Erysimum suffrutescens N. C. Cooper 1944-01 774 Los Angeles El Segundo Comment
  CAS-BOT-BC173173  Erythranthe floribunda Tim Ross; Steve Boyd 1993-5-23 7235 Los Angeles Lower, easterly ridge of Red Mtn, on northerly slope ca 380 m SE of the saddle between Ruby and Clearwater Canyons 966 Comment
  UC729803  Eschscholzia Carl B. Wolf 3542 Los Angeles along ridge se Golf Links; Santa Catalina Island, Avalon 274 Comment
  RSA746990  Eschscholzia californica R. G. Swinney 2008-4-30 8713 Los Angeles San Dimas Experimental Forest, Monroe Canyon 549 Comment
  SBBG80485  Eschscholzia californica F. C. Boutin 1967-4-24 1719 Los Angeles Wilson Cove Comment
  RSA652792  Eschscholzia californica Jim Reutzel 1994-5-8 34 Los Angeles In patches behind parking lot directly northwest of health center. Hills behind the Cal Poly Pomona University Health Center. Comment
  RSA188040  Eschscholzia californica var. peninsularis Robert F. Thorne 1966-4-28 36212 Los Angeles Santa Catalina Island: on talus from mine shaft above upper end of Renton Mine Road, Pebbly Beach Canyon 274 Comment
  POM177572  Eschscholzia californica var. peninsularis Ralph Hoffmann 1931-4-28 336 Los Angeles Upper Bouquet Canyon Comment
  RSA725224  Eschscholzia minutiflora Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -89 Los Angeles Bob's Gap. At the South edge of Bob's Gap, on slopes and roadside, and down in the wash. 1433 Comment
  UCR271913  Eucrypta chrysanthemifolia R. G. Swinney 2010-3-24 12079 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA0107887  Eucrypta chrysanthemifolia Steven A. Junak, Keri Kirkland 1998-4-30 SCa- 554 Los Angeles Santa Catalina Island. Along Airport Road, at head of canyon above Hamilton Cove. 317 Comment
  UCSB5234  Eucrypta chrysanthemifolia McElwain, Isabelle 1953-4-4 Los Angeles 1/4 mi. N. of junction Zelzah and Ball Canyon Rd.; Granada Hills 457 Comment
  UC874262  Eulobus californicus I. W. Clokey and B. C. Templeton 1930-4-8 5357 Los Angeles San Francisquito Canyon 800 Comment
  UCR223825  Euphorbia albomarginata R. G. Swinney 2009-6-17 11197 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
  UCR51912  Euphorbia dendroides Adelina Munoz 1988-4-16 87 Los Angeles Transverse Range; San Gabriel Mtns, Angeles National Forest, Big Santa Anita Canyon, from Roberts Dam along stream to Water Trail 305 Comment
  SEINET3165246  Euphorbia leptocera G. B. Grant 1904-6-15 425 Los Angeles Pasadena Comment
  UCR182229  Euphorbia maculata R. G. Swinney 1997-12-31 5886 Los Angeles South Coast, Irwindale; abandoned gravel pit N of and adjacent to 210 Freeway, about 300 m east of Irwindale Avenue 152 Comment
  RSA00036762  Euphorbia melanadenia Michelle Cleveland 1981-2-23 20 Los Angeles Puente Hills in Diamond Bar. Pomona Frwy.60, right on Grand, Right on Diamond Bar Blvd, 100 yds. down blvd. on North side to empty lot. 236 Comment
  UCD170885  Euphorbia melanadenia R. G. Swinney 2009-3-11 10088 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park. 296 Comment
  RSA239459  Euphorbia misera E. R. Blakley 1963-12-7 6329 Los Angeles San Clemente Island, toward Pyramid Cove; mouth of first large canyon W. of Pyramid Head 23 Comment
  CHSC100216  Euphorbia peplus John Dittes 2006-5-30 1385 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
  RSA432459  Euphorbia peplus B. C. Templeton 1929-12-15 1445 Los Angeles Mandeville canyon, Santa Monica mtns. Comment
  RSA638242  Euphorbia peplus L. C. Wheeler 1945-4-15 6011 Los Angeles San Gabriel Mountains: Millard Canyon. 106 Comment
  UCR101277  Euphorbia prostrata L. C. Wheeler 1961-8-15 7916 Los Angeles San Gabriel Valley, City of Pasadena, Huntington Memorial Hospital 244 Comment
  UCR219341  Euphorbia serpens Lorraine Weller 2009-7-7 070709- 08 Los Angeles Los Angeles, Stanford-Avalon Community Gardens, 658 East 111th Place 34 Comment
  SD186182  Euphorbia serpillifolia A. C. Sanders, Mark Elvin 2003-8-7 27167 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle. 267 Comment
  LA201901  Euphorbia terracina Arthur C. Gibson; May 2003 3269 Los Angeles Santa Monica Mountains, Malibu, Pacific Coast Hwy at Serra Way Comment
  SD107835  Extriplex californica Robert F. Thorne 1974-9-13 45088 Los Angeles Santa Catalina Island; inside Ballast Point, Catalina Harbor. 0 Comment
  CATA1770  Festuca myuros Denise Kraus 2000-5-3 20 Los Angeles Santa Catalina Island: (Goat Harbor burn area) About 1100 feet north of Airport Road and 460 feet west of eastern fuel break ridge/road (which starts slighty east of parking loop). At GHB Transect 8 426 Comment
  SBBG19210  Festuca myuros M. A. Piehl 1963-12-7 631074 Los Angeles point opposite Pyramid Head on SE tip of island 12 Comment
  LA13697  Festuca octoflora A. M. Johnson; 1935-4-23 4569 Los Angeles 228 Comment
  UCR190615  Ficus carica R. G. Swinney 2000-5-10 7679 Los Angeles San Gabriel Mtns./San Gabriel Valley, San Gabriel River bottom, c. 300 m north of Foothill Ave. in Azusa, east side of river 183 Comment
  RSA628700  Filago arizonica L. C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island. 0.3 mile south southeast Isthmus Bench Mark. 122 Comment
  RSA574340  Filago californica R. G. Swinney 1994-5-7 2830 Los Angeles Glendora Wilderness park, 0.4 mi N of Big Dalton Canyon Rd. at Mystic Canyon Trail. On ridgetop ca. 50 m E of Trail. 457 Comment
  RSA777681  Filago californica Orlando Mistretta, Christine Mistretta 2010-5-19 5109 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  UCR258805  Filago gallica R. G. Swinney 2010-5-25 12982 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
  RSA0083302  Foeniculum vulgare R. G. Swinney 2010-6-23 13322 Los Angeles Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin. 341 Comment
  RSA650269  Foeniculum vulgare William Gilbert 1969-5-14 s.n. Los Angeles Puddingstone Dam, south of reservoir Comment
  UCR258603  Foeniculum vulgare R. G. Swinney 2010-8-11 13514 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, 100-200 m below Chantry Flats on Chantry Flat Trail/Rd. 598 Comment
  RSA529903  Foeniculum vulgare T. S. Ross 1991-8-16 5810 Los Angeles along Angeles Crest Hwy., 1/5 mile from Mt. Sally summit 1524 Comment
  RSA608604  Foeniculum vulgare L. C. Wheeler 1974-5-13 s.n. Los Angeles Pasadena: Prebles, 115 E. Glenarm. Comment
  RSA729489  Forestiera pubescens R. G. Swinney 1999-6-21 7381 Los Angeles Boulder Canyon Wash, south of east-west road that runs through Big John Flat. Wash bottom in ravine. 1634 Comment
  SBBG122033  Frangula californica subsp. californica S. D. White, B. Leatherman 2005-3-18 10796 Los Angeles "South Hills," just N of Interstate 210, ca. 0.3 air mi ENE of the I-210/Sunflower intersection; Glendora 305 Comment
  RSA465214  Fraxinus velutina var. coriacea Robert Gustafson 1981-4-14 2161 Los Angeles Ballona Wetlands, Area 2. Comment
  SFV20830  Fraxinus velutina var. coriacea L. Gross 2002-6-24 544 Los Angeles Verdugo Mountains Along La Tuna Canyon Road. 488 Comment
  POM184718  Fremontodendron californicum Joseph A. Ewan 1932-3-29 7211 Los Angeles Arrastre Canyon. 1220 Comment
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Dec 17 2014
  RSA77222  Fremontodendron californicum subsp. californicum Joseph A. Ewan 1932-5-29 7211 Los Angeles Arratre Canyon 1220 Comment
  POM177948  Fritillaria biflora E. Peterson 1931-3-21 4074 Los Angeles Saddle Peak, Santa Monica Mountains. 823 Comment
  POM266306  Galinsoga parviflora J. C. Roos 1939-6-21 919 Los Angeles Irrigated field, Pasadena Comment
  POM367614  Galium Peterson 1931-7-10 s.n. Los Angeles Griffith Park. Comment
  RSA587023  Galium andrewsii subsp. intermedium Orlando Mistretta 1994-6-15 1362 Los Angeles San Gabriel Mountains, Santiago Canyon. Comment
  UCR228118  Galium angustifolium R. F. Thorne, Percy C. Everett 1965-5-11 34675 Los Angeles Channel Islands, Santa Catalina Island, on and above summit road from Avalon to airport 91 Comment
  POM367681  Galium angustifolium subsp. angustifolium Marie Jensen 1931-7-10 16035 Los Angeles Griffith Park. Comment
  POM175425  Galium angustifolium subsp. nudicaule Joseph A. Ewan 1930-6-25 2646 Los Angeles Crystal Lake, North Fork San Gabriel River. 1707 Comment
  RSA580550  Galium aparine Tim S. Ross, Steve D. Boyd 1994-5-25 7897 Los Angeles West summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersections of sections 3,4,9, and 10, T7N R17W. 1684 Comment
  POM367745  Galium aparine E. S. Spalding 1923-5-2 s.n. Los Angeles Fish Canyon, near Monrovia, [San Gabriel Mountains]. Comment
  CAS-BOT-BC217467  Galium catalinense L. R. Abrams; I. L. Wiggins 1931-7-4 317 Los Angeles White's Landing, Santa Catalina Island Comment
  CATA3550  Galium catalinense Peter J. Dixon 2018-5-30 114 Los Angeles Santa Catalina Island: Channel side; Avalon, near Cabrillo Mole (ferry terminal); Steep, rocky, n-facing bluff, diorite. 15 Comment
  UCR13483  Galium catalinense O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  UC28250  Galium grande A. J. McClatchie 1893-4-21 18 Los Angeles near Pasadena; San Bernardino Mts. 1219 Comment
  RSA579525  Galium hallii Tim S. Ross, Steve D. Boyd 1994-6-23 8055 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch. ([TRS] projected from section 14) 1463 Comment
  RSA600082  Galium hallii Steve D. Boyd, Lauren Raz 1997-5-20 9796 A Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  UCR98735  Galium hallii T. S. Ross, Steve Boyd, Peter Fritsch 1990-6-11 3350 Los Angeles San Gabriel Mtns., Big Rock Creek Canyon: c. 120 m NW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin) 1732 Comment
  CATA1379  Galium parisiense Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2501 Los Angeles Santa Catalina Island: Lower Bulrush Reservoir 289 Comment
  RSA527617  Galvezia speciosa Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-6 4161 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  SBBG97016  Gambelia speciosa S. Boyd with T. Ross, L. Arnseth 1990-4-8 4430 Los Angeles Bryce Cyn near Malo Pt Comment
  UCR271981  Gamochaeta pensylvanica R. G. Swinney 2011-3-26 14225 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  RSA0040215  Garrya veatchii Orlando Mistretta 1995-6-23 s.n. Los Angeles Vicinity of Lookout Mountain; approximately 0.25 miles SE of Lookout Mountain summit. 1829 Comment
  CDA5231  Gaura sinuata Johnson 1939-8-1 Los Angeles West Covina. 0 Comment
  RSA579301  Gaura sinuata Tim S. Ross, Carolyn Neal, Janet Takara 1994-8-4 8214 Los Angeles Santa Catalina Island: Middle Ranch, ca. 120m NNE of Thompson Dam. 184 Comment
  RSA0111935  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-8-5 15606 Los Angeles San Gabriel Mountains: summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy. 2698 Comment
  RSA355379  Gayophytum diffusum subsp. parviflorum Bonnie C. Templeton 1932-6-1 4872 Los Angeles West Blue Ridge, Big Pines Park 2195 Comment
  RSA504985  Gayophytum diffusum subsp. parviflorum D. Charlton 1986-6-15 226 Los Angeles Lightning Ridge at intersection of Forest Rd 3N06 and Angeles Crest Hwy, ca 4 mi NW of San Bernardino Co line and 5 mi NW of Wrightwood. 2256 Comment
  RSA330780  Gayophytum heterozygum Wayen E. Sawyer 1981-8-30 141 Los Angeles Angeles National Forest: CA Hwy 2 between Dawson Saddle and juction of CA Hwy 39, 3.1 mi from Dawson Saddle. 2226 Comment
  CDA4087  Genista monspessulana T. C. Fuller 1962-4-1 8157 Los Angeles Verdugo Mountains region; Naturalized on slope of Barranca N.E. of Foothill Blvd. & Hillard Ave. La Canada 0 Comment
  SBBG51533  Geranium bicknellii M. H. Ward 1975-5-2 171 Los Angeles Pasadena Comment
  UCR256929  Geranium dissectum Jeremiah George 2012-4-25 s.n. Los Angeles Compton, decommissioned railroad right-of-way NW of intersection of W Carob St. and South Acacia Ct., c. 1000 ft. west of Compton Creek channel, south of W Greenleaf Blvd., Rancho Dominguez area 21 Comment
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Jan 26 2015
  UCR103767  Gilia David Charlton 1989-6-10 3206 Los Angeles Tehachapi Mtns., Tejon Pass, [Tejon Post Rd] Gorman Post Rd., 1 mile [S]SE of Gorman, alkali spring at the electric substation. 1098 Comment
  UCR192189  Gilia A. C. Sanders 2008-4-17 34938 Los Angeles Transverse Range, mouth of canyon in hills c. 1.25 mi. SW of Neenach School, c. 1.5 mi. west of Pine Canyon 956 Comment
  SEINET3360591 Image available Gilia achilleifolia J. Craig 1929-6-8 406 Los Angeles Bear Canyon trail to summit of Mt. San Antonio, eastern Los Angeles Co. Comment
  SEINET7063477  Gilia achilleifolia subsp. multicaulis A. G. Vestal 1947-4-2 s.n. Los Angeles Puenta Hill. UTM Zone 11, 426531mE, 3763984mN. (WGS84/NAD83). 309 Comment
  RSA585363  Gilia aliquanta subsp. aliquanta T. S. Ross 1991-4-27 4707 -a Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA585364  Gilia aliquanta subsp. aliquanta T. S. Ross 1991-4-27 4707 -b Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  CATA3040  Gilia angelensis Amy Catalano 2016-3-18 049 Los Angeles Santa Catalina Island: On west side ca. 0.75 miles down of second Old Hunting Road along Empire Landing Road between Airport Road and Sheep Chute Road, about 270 meters off road 252 Comment
  RSA470118  Gilia angelensis F. R. Fosberg 1931-4-15 S- 4635 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  RSA67074  Gilia angelensis Alva Grant, Verne Grant 1951-3-23 15974 Los Angeles North of Claremont at base of San Gabriel Mountains. 549 Comment
  RSA678785  Gilia australis Valerie L. Soza, LeRoy Gross 2002-5-8 1457 Los Angeles Approximately 460 meters west of Deer summit ('3599'), south side of FS road 6N21 from Drinkwater Flat, between Dry Canyon and Haskell Canyon. Stables Fire 2001 area. 930 Comment
  SFV16004  Gilia brecciarum subsp. neglecta C. L. Michaels 1994-4-13 s. n. Los Angeles San Gabriel Mountains Gorman. CA State Highway 138, 0.7 miles from Gorman Post Road. Comment
  UCR190744  Gilia cana R. G. Swinney 2001-5-17 7953 Los Angeles San Gabriel Mtns./Mojave Desert, Largo Vista area, hilltop c. 300 m north of Panorama Rd. at a point 0.8 mile west of Largo Vista Rd. 1369 Comment
  UCD117652  Gilia capitata Garm Beall 1997-5-9 22 Los Angeles Mulhollad Highway, 1 mile east of Malibu Canyon Road. Comment
  RSA152186  Gilia capitata subsp. abrotanifolia Wesley O. Griesel 1962-4-29 s.n. Los Angeles Arroyo Seco near Brookside Park, Pasadena. 366 Comment
  RSA653851  Gilia capitata subsp. abrotanifolia Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 758 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 487 Comment
  RSA67076  Gilia capitata subsp. abrotanifolia Alva Grant, Verne Grant 1951-6-3 16007 Los Angeles On south slope of Cow Canyon, 1.9 mi W of jct. with San Antonio Canyon Road. 1372 Comment
  LA206507  Gilia capitata subsp. abrotanifolia Doris Daw; 1940-4-22 sn Los Angeles Arroyo Seco Comment
  RSA755959  Gilia capitata subsp. abrotanifolia Orlando Mistretta, Christine Mistretta 2008-4-4 2305 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Tuckerway Ranch Road (Segment 5, structure 58 per TRTP survey; 2008) 1089 Comment
  UCR189672  Gilia diegensis R. G. Swinney 1998-7-8 6304 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  CAS-BOT-BC226313  Gilia latiflora subsp. davyi J. Mark Porter 1998-4-27 11829 Los Angeles Antelope Valley: 170th St. East, N. of Pearblossom Hwy. Comment
  RSA469407  Gilia latiflora subsp. davyi Robert Gustafson 1978-6-1 959 Los Angeles 0.5 mile E off main dirt road running through Hungry Valley, on summit of hills overlooking upper Freeman Canyon, ca 1 mile S of Gorman. 1311 Comment
  RSA756572  Gilia latiflora subsp. davyi Orlando Mistretta, Christine Mistretta 2008-4-30 2564 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 19 per TRTP survey, 2008), in the vicinity of Ritter Ridge, S side of Antelope Valley. 1034 Comment
  RSA598069  Gilia latiflora subsp. latiflora L. C. Wheeler 1967-5-9 9392 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  SBBG5865  Gilia latiflora subsp. latiflora H. and M. Dearing 1939-4-4 3084 Los Angeles E of Palmdale Comment
  UCR110899  Gilia leptantha subsp. transversa A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 22004 Los Angeles San Gabriel Mtns., Soledad Pass area at the N foot of the mtns, c. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just south of Vincent Substation 1000 Comment
  RSA778739  Gilia modocensis Orlando Mistretta, Christine Mistretta 2010-6-1 5235 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mill Creek Canyon; along Southern California Edison transmission line corridor; approx. 1.0 air miles S of Mill Creek summit, near spur road to Falcon Mine. 1280 Comment
  RSA526147  Gilia nevinii Steve Boyd, T. S. Ross, L. Arnseth 1990-4-6 4141 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  SBBG129213  Gilia nevinii P. H. Raven 1962-4-9 17166 Los Angeles above Wilson Cove 60 Comment
  SD51884  Gilia nevinii Peter H. Raven 1962-4-10 17213 Los Angeles San Clemente Island. Grassland on east-facing slopes along summit ridge about 2 miles north of Thirst. 487 Comment
  CHSC95910  Gilia ochroleuca subsp. bizonata LeRoy Gross 2005-5-3 2242 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  RSA0017150  Gilia ochroleuca subsp. bizonata R. G. Swinney 1998-8-31 6880 Los Angeles San Antonio Ridge, 2.1 mi. west of West Mt. Baldy. 2232 Comment
  RSA567278  Gilia ochroleuca subsp. bizonata T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-28 3951 Los Angeles Liebre Mtn: NW slope between Tentrock Canyon and Poison Oak Canyon. 1402 Comment
  UC964737  Gilia ochroleuca subsp. bizonata Herbert L. Mason 1926-4-27 3048 Los Angeles between Rock Creek and Little Rock Creek (along Los Angeles Co. Park Road, Mohave Desert); Mohave Desert, along Los Angeles Co. Park Road Comment
  JEPS4112  Gilia ochroleuca subsp. vivida Frank W. Peirson 1918-6-30 155 Los Angeles summit Mt. Wilson San Gabriel Mts., Mt. Wilson Comment
  RSA0017159  Gilia ochroleuca subsp. vivida H. E. Hasse, Davidson 1906-6-6 1476 Los Angeles Rock Creek. Comment
  SD230273  Gilia tenuiflora subsp. tenuiflora Louis C. Wheeler 1968-5-27 Los Angeles San Gabriel Mountains: Alimony Ridge. 1493 Comment
  UCR178166  Githopsis diffusa subsp. diffusa LeRoy Gross, B. Hogshead, Valerie Soza 2003-5-29 947 Los Angeles Transverse Ranges; Verdugo Mountains, West end of the mtns at junction (saddle) of Verdugo motorway and Wildwood Fire Road. Small draw NE of saddle, and canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) 564 Comment
  SFV12491  Glycyrrhiza lepidota M. H. Grayum, D. Gillen 1978-8-15 s. n. Los Angeles Santa Monica Mountains Malibu Creek, Century Ranch. 148 Comment
  RSA646289  Gnaphalium beneolens Orlando Mistretta 1992-6-14 s.n. Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  UCR240247  Gnaphalium canescens Dan S. Cooper 2012-3-21 312- 18 Los Angeles South Coast, Santa Monica, Ashland Ave. near Lincoln Blvd. 20 Comment
  UCR45015  Gnaphalium canescens subsp. microcephalum A. C. Sanders 1986-7-30 6813 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  POM292435  Gnaphalium chilense Arthur L. Cohen 1934-8-2 494 Los Angeles Topango [Topanga] Canyon, Malibu Mountain Range, Topango Canyon Watershed. 30 Comment
  POM4636  Gnaphalium chilense W. R. Shaw s.n. Los Angeles Claremont. Comment
  RSA761772  Gnaphalium luteoalbum R. G. Swinney 2008-12-4 9953 Los Angeles Azusa, mouth of San Gabriel Canyon 1.8 mi. north of Sierra Madre Ave., north of bike trail parking lot, along flowing aqueduct of water filtration plant 223 Comment
  RSA597398  Gnaphalium microcephalum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5059 Los Angeles San Clemente Island, Lower Wilson Cove Canyon, bouldery, rocky draw SW and above pier aperations. 15 Comment
  CATA1225  Gnaphalium palustre Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2291 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  UC729769  Gnaphalium palustre Carl B. Wolf 1932-5-12 Los Angeles between Little Harbor and Cottonwood Creek; Santa Catalina Island 45 Comment
  CAS-BOT-BC305253  Grindelia hirsutula Samuel B. Parish 1887-6-1 1935 Los Angeles Gladstone Comment
  SBBG8290  Grindelia hirsutula H. and M. Dearing 1941-2-13 4530 Los Angeles corner of Western and Manchester, Los Angeles Comment
  SEINET6088156  Gutierrezia californica Unknown 1961-9-24 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  CAS-BOT-BC302132  Gutierrezia sarothrae L. R. Abrams 1916-10-31 6366 Los Angeles Fremont's Pass Comment
  UC1211080  Gutierrezia sarothrae Huron H. Smith 1912-5-3 4924 Los Angeles Azusa 243 Comment
  CAS-BOT-BC282862  Hainardia cylindrica Le Roy Abrams 1901-6-1 1715 Los Angeles Ballona Harbor Comment
  SBBG106223  Hainardia cylindrica S. A. Junak 1985-5-14 SCl 71 Los Angeles main rd, roughly midway between intersection with rd to Lemon Tank and intersection with rd to Pk 1603 and Field Stn at Camera Pad "Stone" 381 Comment
  RSA0017031  Hainardia cylindrica Geo. L. Moxley 1915-6-17 350 Los Angeles Colegrove, Cal. Comment
  RSA0041772  Hainardia cylindrica Mark L. Hoefs, Steven A. Junak, Misty Gay 1997-6-6 2786 Los Angeles Santa Catalina Island: Upper Buffalo Springs reservoir. 435 Comment
  UCR126831  Haplopappus venetus A. C. Sanders, Mark A. Elvin 2002-8-27 25594 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, Santa Clara River Valley, south of Hwy 126 274 Comment
  SBBG108968  Hazardia cana S. A. Junak 1996-9-29 SCl 684 Los Angeles Middle Ranch Cyn, ca. 0.75 mi downstream from upper rd crossing 304 Comment
  RSA157780  Hazardia cana Peter H. Raven 1962-5-10 17730 Los Angeles San Clemente Island; large canyon west of Thirst. 305 Comment
  RSA0094089  Hazardia squarrosa var. grindelioides Richard G. Swinney 2011-11-3 15996 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre. 549 Comment
  RSA674586  Hedypnois cretica Scott D. White 2000-5-6 7780 Los Angeles Puente Hills: City of Rowland Heights, 'Rancho Rincon de la Brea' near Bill Blevins Park. 213 Comment
  UCR193595  Helenium bigelovii R. G. Swinney 1998-8-6 6705 Los Angeles San Gabriel Mtns., Alder Gulch, a western tributary of upper East Fork San Gabriel River 1311 Comment
  CAS-BOT-BC309443  Helenium puberulum Peter H. Raven 1959-10-25 14713 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Along Malibu Creek, 4.1 miles north of Coast Highway 91 Comment
  CAS-BOT-BC520319  Helianthemum scoparium R. G. Swinney 2010-5-25 12964 Los Angeles San Gabriel Mountains, just S of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just N of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 670 Comment
  LA32094  Helianthemum scoparium Peter H. Raven; Henry J. Thompson 1958-10-11 13753 Los Angeles Santa Monica Mountains, Tuna Canyon, near junction of Tuna Canyon Road with Saddle Peak Rd 533 Comment
  LA94380  Helianthemum scoparium Carl Epling; L. Ellison 1929-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA748675  Helianthemum scoparium R. G. Swinney 2008-4-1 8598 Los Angeles ridge north of and adjacent to Sharps Canyon, c. 2 miles due N of Glendora. 671 Comment
  RSA0012961  Helianthus californicus Wm. Martin 1971-10-21 s.n. Los Angeles East of Agua Dulce Canyon Road. Comment
  UCR242031  Helianthus gracilentus Dan S. Cooper 2012-8-31 812- 82 Los Angeles Western Transverse Range; Santa Monica Mountains, Decker Canyon Rd. (Hwy 23) at Hassted Dr. 511 Comment
  UCR170445  Helianthus inexpectatus A. C. Sanders, Mark A. Elvin 2002-8-28 25606 Los Angeles Western Transverse Range, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction, above confluence of Castaic Creek with Santa Clara River 305 Comment
  CAS-BOT-BC305791  Helianthus nuttallii Davidson; Greata 1901-9-1 s.n. Los Angeles East Los Angeles Comment
  UC55062  Helianthus nuttallii subsp. parishii E. Braunton 1902-9-1 698 Los Angeles Los Angeles Comment
  SEINET11197287 Image available Hemizonella minima G. B. Grant 1906-6-17 543 a-6689 Los Angeles Summit Mt. Wilson 1829 Comment
  UCR119057  Hemizonia australis Jeremiah George 2001-8-22 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 3 Comment
  RSA661020  Hemizonia clementina Orlando Mistretta, T. S. Ross 1992-4-5 160 Los Angeles Guds, San Clemente Island. Comment
  UCR65221  Hemizonia clementina R. M. Beauchamp 1967-3-18 309 Los Angeles Channel Islands, San Clemente Island, field west of Wilson Cove Comment
  UCSB31008  Hemizonia congesta subsp. congesta Tanowitz, Barry Los Angeles Santa Susanna Pass; Ventura- Los Angeles County line Comment
  RSA188374  Hemizonia fasciculata R. F. Thorne, P. Everett 1965-6-22 34896 Los Angeles Santa Catalina Island., upper end of Avalon Canyon along road. 213 Comment
  RSA666512  Hemizonia fasciculata A. C. Sanders, D. Malueg 2001-5-17 24342 Los Angeles Montebello Hills in Montebello, 11 acres gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decomissioned. 122 Comment
  CAS-BOT-BC403837  Hesperocnide tenella Blanche Trask 1901-3-1 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  SBBG105471  Hesperocnide tenella F. R. Fosberg 1931-3-24 4347 Los Angeles Hamilton Cyn near Avalon 50 Comment
  RSA451287  Heteromeles arbutifolia Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
  UCR281647  Heteromeles arbutifolia R. G. Swinney 2014-5-27 16694 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  RSA0072476  Heteromeles arbutifolia Tim S. Ross 1991-5-21 5403 Los Angeles San Clemente Island. E fork of Box Canyon near junction with westerly fork. 451 Comment
  UCSB2809  Heteromeles arbutifolia Wedberg, H. 1958-7-15 Los Angeles Mulholland Hwy. between Topanga Can. and Beverly Glen, Santa Monica Mtns. Comment
  RSA0074518  Heterotheca fastigiata L. R. Abrams 1902-7-5 2653 Los Angeles Azusa Comment
  SBBG131699  Heterotheca grandiflora S. A. Junak 1999-9-10 SCa 1085 Los Angeles Bulrush Cyn Trail [S of] 438 Comment
  UCR150632  Heterotheca grandiflora Scott D. White 1997-5-8 5082 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  RSA0048581  Heterotheca grandiflora L. E. Hoffman 1963-7-7 s.n. Los Angeles Malibu Lagoon. 0 Comment
  RSA0044682  Heterotheca sessiliflora R. L. Armacost 1969-2-5 2437 Los Angeles Playa del Rey, hillside facing NE, ca. 100 yds. E of Pershing Drive. Comment
  SFV20785  Hirschfeldia incana L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 692 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 783 Comment
  LA200490  Hoita macrostachya A. M. Johnson; 1932-5-30 4074 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  UCSB6770  Hordeum brachyantherum subsp. californicum B., K. 1943-3-31 Los Angeles San Dimas Experimental Forest, San Gabriel Mountains Comment
  SBBG133337  Hordeum murinum J. Lambert, S. McDonough 6-Aor-2005 SERG 50 -05 Los Angeles near Swat 2 18 Comment
  UCR273582  Hordeum murinum subsp. leporinum R. G. Swinney 2011-7-7 15465 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), central camp area 1098 Comment
  UC136483  Horkelia cuneata subsp. puberula C. F. Baker 1904-4-20 4760 Los Angeles Claremont Comment
  UC10305  Hornungia procumbens A. Davidson 1904-5-18 Los Angeles Antelope Valley Comment
  UCR256533  Hosackia oblongifolia var. oblongifolia Anuja Parikh, Nathan Gale 2011-6-20 3492 Los Angeles Transverse Range: San Gabriel Mountains, south of Rabbit Peak, 2.0 km east of Angeles Forest Hwy, just north of Monte Cristo Creek 1300 Comment
  RSA0064063  Hulsea heterochroma R. G. Swinney 2010-10-13 14031 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  RSA638954  Hulsea heterochroma L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek near Cedar Springs. 1982 Comment
  CAS-BOT-BC312601  Hulsea vestita subsp. gabrielensis Timothy S. Ross 1994-5-31 7976 Los Angeles San Gabriel Mountains. Pacifico Mountain: somewhat flat granitic ridgetop ca 860 m WNW of the 7124-ft summit 2081 Comment
  RSA261750  Hulsea vestita subsp. gabrielensis D. H. Wilken 1973-6-1 11878 Los Angeles Along Forest Road 3N17, 2 miles East of Mill Creek Summit, San Gabriel Mountains. 2011 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
  UCR273192  Hypochaeris glabra R. G. Swinney 2011-4-26 14474 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
  SEINET3831358  Imperata brevifolia Louis C. Wheeler 1964-1 8424 Los Angeles San Gabriel Mountains: About half way between Roberts Canyon and Fish Canyon. Comment
  SEINET10956318 Image available Ipomoea aquatica Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2573 Los Angeles City of Los Angeles. Chinatown. Ai Hoa Supermarket, 860 N. Hill St. Comment
  SEINET10567652  Iris David B. Dunn 1948-2-14 Dunn 3653 Los Angeles 316 n. Ave 50, los angeles 42; cultivated plants 244 Comment
  SBBG128204  Isocoma menziesii M. G. Simpson, A. Russell, J. Dunn 2000-7-20 2202 Los Angeles ca. 0.7 mi NNW of South Pt, along ridge 122 Comment
  UCR281791  Isocoma menziesii var. decumbens Mitch Provance, Scott Duff 2017-6-29 617- 54 Los Angeles Catalina Island, Middle Canyon, SCE corridor, vicinity of Middle Ranch Rd., ENE of Thompson Dam 188 Comment
  CATA329  Isocoma menziesii var. menziesii Mark L. Hoefs 1973-7-13 366 Los Angeles Santa Catalina Island: Ben Weston Beach 7 Comment
  RSA639356  Isoetes nuttallii L. C. Wheeler 1934-3-6 2437 Los Angeles Puddingstone Dam, San Jose Hills. 304 Comment
  CATA359  Jepsonia malvifolia Mark L. Hoefs, Robert F. Thorne 1973-9-9 406 Los Angeles Santa Catalina Island: Hillside behind Marine Lab, facing ocean, Fisherman's Cove 121 Comment
  RSA0011195  Juglans californica Elna Pantolin 1951-11-11 s.n. Los Angeles Cedars Springs Comment
  LA33921  Juglans californica var. californica Peter H. Raven; 1959-5-3 14054 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive near Beverly Glen Blvd. 380 Comment
  RSA610542  Juglans californica var. californica Louis C. Wheeler 1968-8-20 s.n. Los Angeles Los Pinetos Canyon Spring. 854 Comment
  SD41537  Juglans californica var. californica Darley F. Howe 1947-3-22 1519 Los Angeles Topango Canyon, 0.5 mile from ocean. Comment
Read comments
May 22 2014
  UC767799  Juglans californica var. californica Wm. H. Brewer December, 1860 66 Los Angeles in canyon Sierra Santa Monica Comment
  CAS-BOT-BC102333  Juglans regia Peter H. Raven 1959-5-3 14085 Los Angeles Woodrow Wilson Drive 1.2 miles east of Laurel Canyon 350 Comment
  RSA614987  Juglans regia Louis C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains: North Fork Lytle Creek; ca. 1/4 mile upstream form Alpine Canyon (USFS D2). Bluebird Ranch. 518 Comment
  UCR259647  Juncus R. G. Swinney 2010-9-7 13718 Los Angeles San Gabriel Mountains, NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks 1768 Comment
  RSA368150  Juncus bufonius F. R. Fosberg 1930-7-3 S- 3096 Los Angeles Lexington Wash, San Gabriel River. El Monte. 80 Comment
  RSA594997  Juncus bufonius Mark Hoefs, Steven A. Junak, Janet Takara, M. Gay 1995-7-12 2361 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 6 Comment
  RSA730314  Juncus covillei R. G. Swinney 1998-9-4 6907 Los Angeles Vincent Gap, off trail c. 350m SE of parking area at spring near canyon bottom 1988 Comment
  RSA70294  Juncus duranii F. W. Peirson 1921-7-17 2844 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains. 2134 Comment
  UCR199995  Juncus macrophyllus Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1345 Los Angeles Transverse Ranges; Verdugo Mountains, La Crescenta Valley Park, near confluence of Verdugo Wash and Cunningham Canyon 442 Comment
  UCR272994  Juncus macrophyllus R. G. Swinney 2011-6-1 14940 Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  RSA642710  Juncus macrophyllus Orlando Mistretta 1992-6-13 694 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  RSA594299  Juncus mexicanus Steve Boyd, Lauren Raz 1996-10-14 9065 Los Angeles Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area. 1000 Comment
  RSA735910  Juncus patens Justin M. Wood 2008-5-31 6 Los Angeles Santa Monica Mountains National Recreation Area, Topanga Canyon, Hondo Creek Trail. Comment
  RSA517162  Juncus rugulosus Timothy S. Ross, Orlando Mistretta 1990-10-9 3260 Los Angeles San Gabriel Mountains: Mill Creek Drainage, Tujunga Ranger District, Angeles National Forest 1416 Comment
  RSA596203  Juncus rugulosus Lauren Raz, Steve Boyd 1996-10-23 14 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  UCR168559  Juncus textilis Joseph A. Ewan 1930-10-22 3431 Los Angeles Transverse Ranges; Liebre Mtns region, Bouquet Canyon, 5 miles above mouth 488 Comment
  UCR186655  Juncus textilis A. C. Sanders 2006-5-16 32329 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake 991 Comment
  RSA0065712  Juncus xiphioides Justin M. Wood 2011-7-7 4346 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  UC842991  Juncus xiphioides Bryan 1929-7-4 Los Angeles Switzer's Camp Arroyo Seco 975 Comment
  UCR271203  Juncus xiphioides R. G. Swinney 2011-11-1 15973 Los Angeles San Gabriel Mountains, West Fork San Gabriel River Scenic Bikeway, 2.3 miles below (downstream) from Glen Campground, 0.68 miles downstream from Pasadena Bait Club, along FS Rd 2N25 561 Comment
  CAS-BOT-BC80991  Juniperus californica Elmer I. Applegate 1931-11-2 6830 Los Angeles Mint Canyon, on road to Mojave Comment
  CAS-BOT-BC81002  Juniperus californica Carl B. Wolf 1928-3-29 1552 Los Angeles Foothills at south side of Antelope Valley, 2 mi. so. of Neenach 1066 Comment
  CAS-BOT-BC81009  Juniperus californica Louis C. Wheeler 1931-11-20 363 Los Angeles San Gabriel Wash 152 Comment
  LA6560  Juniperus californica Louis Wheeler; 1931-11-20 363 Los Angeles San Gabriel Wash 152 Comment
  RSA0108895  Juniperus californica Richard G. Swinney 2011-4-1 14318 Los Angeles San Gabriel Mountains/SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mi south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UCSB215  Juniperus californica Ralph, F. 1959-7-18 Los Angeles On U.S. 99, 9.6 miles south of its jct. with Calif. 138 762 Comment
  RSA0034500  Juniperus californica J. Harris 1977-6-5 99 Los Angeles Agua Dulce, 2 miles north of I 14. 609 Comment
  RSA352431  Juniperus californica N. C. Cooper 1948-4-21 2701 Los Angeles Littlerock Reservoir. 762 Comment
  POM296941  Keckiella antirrhinoides Lyman D. Benson 1948-5-9 12864 Los Angeles Indian Hill, Claremont. 427 Comment
  RSA585149  Keckiella breviflora Tim S. Ross, Steve D. Boyd 1990-5-31 2740 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  CAS-BOT-BC235739  Keckiella cordifolia Geo. B. Grant 1904-6-14 s.n. Los Angeles Monrovia Comment
  POM50838  Kochia californica A. D. E. Elmer 1902-06 3717 Los Angeles Lancaster. Comment
  UCR24209  Kochia californica John C. Roos 1947-9-18 2790 Los Angeles Western Mojave Desert, 2 mi north of Lancaster 710 Comment
  RSA612157  Koeleria macrantha L. C. Wheeler 1932-7-2 913 Los Angeles Brown's Flat 1311 Comment
  UCSB395  Koeleria macrantha Beach, Kay 1943-9-1 Los Angeles Browns Flat, San Dimas Experimental Forest, San Gabriel Mountains Comment
Read comments
Jul 10 2013
  OBI62830  Krascheninnikovia lanata Beth Waterbury 1983-4-14 42 Los Angeles 21 mi SE of Gorman on State hwy 138. 671 Comment
  RSA578649  Krascheninnikovia lanata T. S. Ross, J. M. Porter 1994-5-1 7599 Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA0084783  Lactuca serriola R. G. Swinney 2010-6-23 13316 Los Angeles Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin. 341 Comment
  CAS-BOT-BC341492  Lagophylla ramosissima I. M. Johnston 1918-8-4 2112 Los Angeles Hills west of Pomona 304 Comment
  CAS-BOT-BC174670  Lagophylla ramosissima subsp. ramosissima Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8128 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  RSA653780  Lamarckia aurea J. Bogdanoff-Lord 1989-5-5 8 Los Angeles Angeles National Forest: 3.9 miles NNE of the intersection of Base Line & Mills, Claremont, on west side of Mt. Baldy Road. Comment
  SD112858  Lamarckia aurea Darley F. Howe April 1915 39 Los Angeles Claremont Comment
  SDSU5343  Lamarckia aurea R. M. Beauchamp 1967-3-17 237 Los Angeles San Clemente Island, Growing beside Officers' Barricks above Wilson Cove. Comment
  UC1584700  Lamarckia aurea Tim Ross 1991-3-24 4317 Los Angeles between Sycamore Canyon and Turnbull Canyon (Whittier Hills, (Puente Hills, pro parte)); Whittier Hills 361 Comment
  UCD63391  Lamarckia aurea Louis C. Wheeler 1934-3-23 2459 Los Angeles 1/4 mi. above Dam, San Dimas Canyon, San Gabriel Mts. 426 Comment
  RSA712176  Larrea tridentata R. G. Swinney 1997-9-6 5866 Los Angeles San Gabriel Mtns.: Desert slope. 223rd St., 0.5 mi S of Fort Tejon Rd; about 30 ft E of road 1195 Comment
  UC2061408  Lasthenia gracilis Rachael L. Olliff Yang with Ellery Mayence, Ana Penny, Lynn Yamashita, Bridget Wessa 2017-4-17 7 Los Angeles Tejon Ranch. Lower Big Sycamore Canyon. Comment
  SD69639  Lathyrus tingitanus Robert F. Thorne 1966-6-1 36461 Los Angeles Santa Catalina Island, on dry north-facing bluff along Pebbly Beach Drive SE of Avalon 7 Comment
  RSA0094549  Lathyrus vestitus Richard G. Swinney 2011-6-6 15000 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  RSA248862  Lathyrus vestitus subsp. laetiflorus R. F. Thorne 1973-4-11 42850 Los Angeles San Clemente Island, middle portion of Norton Canyon. 274 Comment
  RSA526072  Lavatera cretica Steve Boyd, Orlando Mistretta, L. Arnseth, Bart O Brien, T. Hayduk 1990-4-6 4171 Los Angeles San Clemente Island: head of Larkspur Canyon, E side of island, S of US Navy site called Jack. 213 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
  POM361656  Layia glandulosa Anstruther Davidson, H. E. Hasse 1906-6-2 1467 Los Angeles Big Rock Creek. Comment
  POM50726  Layia glandulosa L. R. Abrams 1901-04 1402 Los Angeles Monte Vista. Comment
  UC1537070  Layia glandulosa Gordon H. True 1935-3-6 58 Los Angeles n of Elizabeth Lake 975 Comment
  UC206186  Layia platyglossa Katharine Brandegee Los Angeles Santa Catalina Island Comment
  RSA177835  Layia platyglossa subsp. campestris R. F. Thorne 1965-5-11 34549 Los Angeles Along road to Rancho Escondito above Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island. 107 Comment
  SEINET10819850  Lens Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2643 Los Angeles City of Pasadena. Lake Produce Center, 752 N. Lake. Comment
  RSA429961  Lepidium dictyotum Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  UCR19557  Lepidium draba E. S. Spalding 1924-4-15 s.n. Los Angeles Vicinity of Los Angeles Comment
  SBBG131499  Lepidium lasiocarpum S. A. Junak, B. Collins 1991-4-24 SCI 182 Los Angeles W side of W Shore Rd 36 Comment
  UCR73186  Lepidium latifolium Scott D. White 1992-10-9 929 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, base of mtns., just north of Pacific Coast Hwy, extending as far E as Malibu Creek. Bounded by the Civic Center Road; terminates on the W in vicinity of Malibu School 30 Comment
  RSA618761  Lepidium oblongum var. insulare L. C. Wheeler 1976-3-20 s.n. Los Angeles Long Beach Harbor: Windham Street at Embarcadero Street. Comment
  CAS-BOT-BC12819  Lepidium perfoliatum George Loucks Moxley 1917-5-16 540 Los Angeles 800 block North Alvarado Street. Comment
  RSA429655  Lepidium virginicum var. robinsonii Geo L. Moxley 1917-3-11 532 Los Angeles Pacoima Canyon, near San Fernando Comment
  UCR182230  Lepidium virginicum var. robinsonii R. G. Swinney 1997-12-31 5885 Los Angeles South Coast, Irwindale; abandoned gravel pit N of and adjacent to 210 Freeway, about 300 m east of Irwindale Avenue 152 Comment
  RSA78378  Lepidospartum latisquamum J. C. Roos 1951-7-30 5073 Los Angeles Swartout Valley between Wrightwood and Big Pines 1982 Comment
  SD186093  Lepidospartum squamatum A. C. Sanders, Mark Elvin 2003-8-7 27175 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur. Comment
  UCR273283  Lepidospartum squamatum R. G. Swinney 2011-10-18 15829 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
  RSA660031  Leptodactylon californicum Matt Bogdanoff 1981-5-25 30 Los Angeles Glendora Mtn. Rd., 6.7 mi N of junction with Sierra Madre Ave., N of Glendora. 762 Comment
  CLARK-A1528-1365  Leptodactylon californicum subsp. glandulosum Robin L. Kobaly 1972-5-17 RLK 720517 Los Angeles San Gabriel Mountains 365 Comment
  SEINET4043523  Leptodactylon pungens R. Gustafson 1977-1 sn Los Angeles Tapia Park, Malibu Canyon, Santa Monica Mountains. 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
  UCSB31637  Leptosiphon breviculus Griesel, Wesley 1962-5-28 Los Angeles State Hwy. 2, near Newcombs Ranch; San Gabriel Mts. 1828 Comment
  POM78916  Leptosiphon liniflorus I. M. Johnston 1925-7-8 5289 Los Angeles Cow Canyon-San Antonio Canyon Divide 1432 Comment
  RSA0016886  Leptosiphon liniflorus W. R. Dudley, F. H. Lamb 1896-6-9 4407 Los Angeles Near Spragues, Liebre Mts. Comment
  UCD118882  Leptosiphon liniflorus Louis C. Wheeler 1967-6-26 9914 Los Angeles San Gabriel Mountains, Placerita Canyon , 0.25 mile east of highway. 457 Comment
  UCSB33299  Leptosyne bigelovii Griesel, Wesley 1962-4-14 Los Angeles Little Rock Dam, desert foothills of San Gabriel Mts. 1036 Comment
  UCR223304  Lessingia filaginifolia R. G. Swinney 2009-7-29 11409 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  SEINET3148927  Lessingia glandulifera E. D. Palmer sn Los Angeles Los Angeles 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
  RSA750206  Leymus triticoides R. G. Swinney 2005-7-21 8319 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 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
  RSA604148  Lilium parryi Louis C. Wheeler 1970-9-10 s.n. Los Angeles San Gabriel Mountains: South Fork Alder Gulch. 1676 Comment
  RSA729430  Lilium parryi Richard G. Swinney 1998-7-14 6423 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. Spring and meadow surrounded by montane coniferous forest; area burned in summer 1997. 2195 Comment
  UCR194569  Lilium parryi R. G. Swinney 1998-7-29 6529 Los Angeles San Gabriel Mtns., Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m above canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  CATA3527  Limonium perezii Peter J. Dixon 2017-7-8 094 Los Angeles Santa Catalina Island: Channel side; Avalon, Chimes Tower Rd, near the Zane Grey Hotel, bare roadcut 0 Comment
  RSA587461  Linanthus bigelovii Orlando Mistretta 1995-4-11 1623 Los Angeles Santiago Canyon. canyon and slopes draining W slopes of Santiago Canyon ca. 1 mi. SW of confluence with Little Rock creek. 1006 Comment
  CAS-BOT-BC226740  Linanthus californicus E. Roy Weston 1927-3-27 571 Los Angeles Newhall tunnel Comment
  CAS-BOT-BC226750  Linanthus californicus A. C. Sanders; D. Malueg 1998-6-24 22062 Los Angeles San Gabriel Mtns.: CCC Ridge, off Hwy 2 just N of Pasadena city limits, So. Cal. Edison Mesa-Vincent transmission line at tower 16-2 823 Comment
  CHSC95513  Linanthus californicus LeRoy Gross; Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1084 Los Angeles Transverse Ranges; Verdugo Mountains region: North side of mountains; South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  RSA468450  Linanthus californicus Mildred R. Solomen 1931-7-12 s.n. Los Angeles Mt. Wilson. Comment
  RSA468444  Linanthus californicus subsp. glandulosus Alva Watry 1931-5-10 s.n. Los Angeles Rattlesnake Canyon 1067 Comment
  UCD118500  Linanthus dianthiflorus Daryl Koutnik 1978-3-16 119 Los Angeles South of intersection of Cornell and Agoura Roads. 274 Comment
  RSA67081  Linanthus dianthiflorus Alva Grant, Verne Grant 1951-3-23 15972 Los Angeles Wash north of Claremont 549 Comment
  RSA545247  Linanthus dianthiflorus subsp. dianthiflorus D. Propst, Mark Hoefs 1973-3-3 39 Los Angeles Santa Catalina Island, airport road just below airport. 488 Comment
  RSA506820  Linanthus dichotomus subsp. pattersonii L. C. Wheeler 1967-5-9 9373 Los Angeles San Gabriel Mts.: Aliso Canyon E of Acton, ca. 1 mile downstream from Wagonwheel Ranch. 915 Comment
  RSA764497  Linanthus dichotomus subsp. pattersonii Orlando Mistretta, Christine Mistretta 2008-4-29 2618 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 65 per TRTP Survey 2008), just E of State Hwy 14 (Antelope Valley Fwy), in the vicinity of Vincent. 976 Comment
  UCR184048  Linanthus liniflorus A. C. Sanders 2007-4-19 33434 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA0070208  Linanthus parryae Orlando Mistretta, Christine Mistretta 2003-4-30 1988 Los Angeles Saddleback Butte State Park. 824 Comment
  RSA585350  Linanthus parryae T. S. Ross 1991-4-27 4627 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
  UC1250453  Linanthus parryae Isabelle Tavares, Valera Brinson 1962-4-18 290 Los Angeles 26 mi E of Palmdale (on Hwy. 138) 1036 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
  SEINET7047927  Linanthus parryae Steven R. Hill, Kate Kramer 2001-4-22 33378 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
  SEINET3163729  Linanthus parviflorus G. B. Grant 1904-5-5 694 a/6185 Los Angeles at Arroyo Seco Canyon, San Gabriel Mts., southern California 610 Comment
  UCR189383  Lithophragma R. G. Swinney 1998-5-30 6179 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  UCR189411  Lithophragma R. G. Swinney 1998-5-30 6155 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  LA33626  Lithophragma affine Peter H. Raven; 1959-5-3 14099 Los Angeles Santa Monica Mountains, Laurel Pass, Mulholland Drive 0.5 mi. W of Laurel Pass 365 Comment
  UCR190036  Lithophragma affine R. G. Swinney 1998-6-16 6973 Los Angeles San Gabriel Mtns., c. 0.6 mi. north of Cow Canyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
Read comments
May 8 2012
  CAS-BOT-BC426256  Lithophragma affine L. E. Cox 1908-3-31 s.n. Los Angeles Mt. Wilson Comment
  SD217373  Lithophragma maximum Steve Boyd, Tim Ross and Laurel Arnseth 1990-4-8 4318 Los Angeles San Clemente Island. East side of island, near Malo Point, first canyon south of Bryce Canyon. Comment
  RSA729891  Lobelia dunnii var. serrata R. G. Swinney 1998-8-30 6859 Los Angeles South fork of Dry Lake Canyon, a western tributary of San Antonio Canyon. 985 Comment
  RSA733172  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
  RSA549565  Lobularia maritima Timothy S. Ross 1991-3-10 4219 Los Angeles Claremont: Bernard Field Station, on E side of RSA. Vicinity of Phake Lake, marked as Pit on topo map. 392 Comment
  RSA624549  Lobularia maritima L. C. Wheeler 1945-4-15 6010 Los Angeles Millard Canyon 411 Comment
  RSA715783  Loeflingia squarrosa Scott D. White, Pam De Vries 2006-5-10 11421 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
  SBBG131684  Logfia gallica S. A. Junak 1999-4-24 SCa 861 Los Angeles main rd, just S of [airport] rd 445 Comment
  POM156187  Lolium perenne subsp. multiflorum Le Roy Abrams 1902-6-12 2525 Los Angeles Ballona Creek, near Mesmer. Comment
  RSA747003  Lolium perenne subsp. perenne R. G. Swinney 2003-5-12 8206 Los Angeles Glendora, Big Dalton Canyon Wilderness Park, drainage near Big Cienega Spring, S fork of upper Pavil Canyon 640 Comment
  UC589658  Lolium temulentum Nell Murbarger April 1936 136 Los Angeles s end San Clemente Island; s end of San Clemente Island Comment
  RSA598113  Lomatium nevadense var. parishii Steve Boyd, Lauren Raz 1997-3-4 9161 Los Angeles Liebre Mountains region, summit of Portal Ridge near the head of Broad Canyon, west of Troedel Spring, at the intersection of the Juday Truck Trail (7N07) and Broad Canyon Motorway (7N07A)., Near 34 deg 42' 04.3'' N 118 deg 29' 43.5''W. 1316 Comment
  JEPS17537  Lomatium utriculatum J. Burtt-Davy 1896-5-26 2351 Los Angeles between Fort Tejon and Gorman Station Comment
  SFV10360  Lomatium utriculatum M. L. Vincent 1963-4-25 322 Los Angeles Santa Monica Mountains Intersection of Mulholland Highway and Old Topanga Road. 0.5 miles from road. Comment
  RSA588972  Lonicera interrupta Orlando Mistretta 1994-6-8 1353 Los Angeles San Gabriel Mountains: Little Rock Creek. un-named drainage draining N slope of Bare Mountain. 1616 Comment
  SBBG112917  Lonicera subspicata S. A. Junak 1998-10-21 SCa 812 Los Angeles W side of cyn between White's Landing and Moonstone Beach 30 Comment
  POM4403  Lonicera subspicata var. denudata I. M. Johnston 1917-5-13 980 Los Angeles In San Gabriel Wash. 152 Comment
  POM4538  Lonicera subspicata var. denudata D. L. Crawford 1915-7-10 s.n. Los Angeles Live Oak Canyon, Claremont. Comment
  RSA455373  Lonicera subspicata var. denudata Donald R. Bissing 1973-6-2 143 Los Angeles Evey Canyon, 0.2 mi from mouth of Canyon. 726 Comment
  RSA517142  Lonicera subspicata var. denudata T. S. Ross, S. D. Boyd 1990-5-14 2486 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1166 Comment
  PASA1065  Lotus argophyllus Margaret Stason 1931-6-13 Los Angeles Buckhorn Flats, San Gabriel Mts. Comment
  RSA660886  Lotus argophyllus var. adsurgens Orlando Mistretta 1992-4-5 148 Los Angeles Guds, San Clemente Island. Comment
  UC301920  Lotus argophyllus var. argenteus T. W. Minthorn Jul 1920 19 Los Angeles near Avalon; Catalina Island Comment
  UC80751  Lotus argophyllus var. argophyllus Katharine Brandegee May 1889 Los Angeles Santa Catalina Island Comment
  RSA0058195  Lotus heermannii Richard G. Swinney 2010-6-23 13357 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
  UCR222829  Lotus humistratus R. G. Swinney 2009-4-29 10591 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
  RSA252895  Lotus humistratus R. F. Thorne 1973-5-11 43551 Los Angeles Along Mt. Emma Road: 1.9 mi W of Little Rock Creek below the dam. 1159 Comment
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Dec 22 2012
  UC62926  Lotus procumbens var. procumbens H. M. Hall Jun 1899 1254 Los Angeles Swartout Canyon San Antonio Mountains 1828 Comment
  RSA0045264  Lotus salsuginosus R. G. Swinney 2010-3-22 12009 Los Angeles West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  RSA406818  Lotus salsuginosus var. salsuginosus Howard Mullins 1931-5-9 s.n. Los Angeles Griffith Park Comment
  RSA596981  Lotus scoparius Steve Boyd, Lauren Raz 1996-9-24 8955 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
  RSA406842  Lotus scoparius Mullins 1931-3-1 s.n. Los Angeles El Segundo Dunes. Comment
  RSA0115780  Lotus scoparius subsp. scoparius R. G. Swinney 2011-3-29 14260 Los Angeles San Gabriel Mts.; Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel. 366 Comment
  RSA710799  Lotus scoparius var. brevialatus LeRoy Gross 2005-5-3 2251 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA660108  Lotus scoparius var. scoparius Orlando Mistretta 1992-6-12 569 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  UC1584241  Lotus scoparius var. scoparius Tim Ross and Steve Boyd 1990-6-6 2886 Los Angeles Piru Pond Los Padres National Forest, Liebre Mtn. U.S.G.S. 7.5' Quad. 644 Comment
  UC15750  Lotus strigosus Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  UCR281161  Lotus strigosus R. G. Swinney 2014-5-27 16651 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
  RSA608061  Lotus strigosus L. C. Wheeler 1931-2-14 s.n. Los Angeles Johnson's Pasture: (vicinity of Claremont). Comment
  RSA406261  Lotus unifoliolatus Robert Gustafson 1980-7-9 1794 Los Angeles Ballona Wetlands, Area 1, coastal strand along the western boundary of Area 1 Comment
  UCR73184  Ludwigia peploides Scott D. White 1992-10-8 906 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  RSA305984  Lunaria annua Bill Kelley 1983-6-1 s.n. Los Angeles Naturalized in Big Santa Anita Canyon below Chantry Flat Comment
  RSA738048  Lupinus James W. Raymond 1960-3-20 s.n. Los Angeles Hansen Dam Comment
  CAS-BOT-BC201421  Lupinus albifrons var. albifrons Ynez Whilton Winblad 1937-4-26 s.n. Los Angeles Ridge Route, n. Los Angeles Co. Comment
  SBBG18732  Lupinus albifrons var. douglasii E. R. Blakley 1963-4-7 5536 Los Angeles Farnsworth Spring, NW of Avalon on the island rd 365 Comment
  CHSC29257  Lupinus benthamii Geraldine Brown 1977-4-11 83 Los Angeles E of Hwy 99 along roadside, 48 mi s of Bakersfield. 128 Comment
  SBBG127514  Lupinus bicolor M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-5 2847 Los Angeles upper end of rd to Toyon Beach 411 Comment
  SBBG98669  Lupinus bicolor T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5171 Los Angeles 1100 ft SSW of Twin Dams, 1450 ft NNW of Boulder marker (1859) 490 Comment
  UC917859  Lupinus bicolor Frank W. Gould 1944-4-1 2187 Los Angeles Playa Del Rey 0 Comment
  RSA638176  Lupinus bicolor L. C. Wheeler 1969-5-3 s.n. Los Angeles Bluebird truck trail. 716 Comment
  UCD107262  Lupinus bicolor Elise Jackson 1993-4-20 33 Los Angeles Newhall, Placerita Canyon Nature Center, no. side of entrance to Canyon Trail, across stream. 487 Comment
  CAS-BOT-BC8407  Lupinus bicolor subsp. marginatus David Baxter Dunn; Carl Clawson Epling 1946-4-19 2129 Los Angeles 0.9 mile S of the junction of Hwy 99 & 138 1066 Comment
  POM350043  Lupinus bicolor subsp. microphyllus Jennie Alberts 1884-5-2 s.n. Los Angeles Los Angeles Comment
  RSA652735  Lupinus bicolor var. microphyllus Harold Lint, D. B. Dunn 1948-3-10 s.n. Los Angeles Bonita & Irwindale, Irwindale, 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
  RSA91353  Lupinus chamissonis F. W. Peirson 1922-1-5 2664 Los Angeles Hermosa Beach Comment
  SBBG127513  Lupinus concinnus M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-5 2845 Los Angeles upper end of rd to Toyon Beach 411 Comment
  UCR205898  Lupinus concinnus R. G. Swinney 2008-5-8 8784 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
  POM175385  Lupinus elatus West, Helen E. Sweet, E. Crow 1930-7-12 s.n. Los Angeles Above Pine Flats. Comment
  SEINET7047888 Image available Lupinus excubitus Steven R. Hill, Kate Kramer 2001-4-22 33336 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. Elevation about 2640 feet. Comment
  RSA0073381  Lupinus excubitus subsp. austromontanus Mitch Provance, Callen Huff 2009-4-29 10684 Los Angeles Tehachapi Mountains: Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 0.6 mile north of Gorman; site PO1091. 1432 Comment
  SEINET10874167  Lupinus excubitus subsp. hallii Tilforth 1969-5-31 TILFORTH 194 Los Angeles Woody perennial to 1.5 m; foliage silvery-green; flws blue-violet with yellow. Small canyon 1/2 mi. E of intersection of colima rd. & Punta del este ave., N Of whittier. Comment
  RSA413568  Lupinus excubitus var. austromontanus Robert Gustafson 1978-5-2 893 Los Angeles Off dirt road leading into Hungry Valley, 4 mile from the junction with the 2 lane paved Peace Valley Road, west of Gorman. 1250 Comment
  SFV19332  Lupinus excubitus var. austromontanus P. Wilson, J. N. Hogue 243.5 2005-5-23 4124 Los Angeles San Gabriel Mountains Near Winston Peak, along trail from Cloudburst Summit, north of Highway 2. About 0.75 km from highway. 2075 Comment
  POM97154  Lupinus excubitus var. hallii P. A. Munz 1925-4-23 9421 Los Angeles San Gabriel Canyon. 305 Comment
  SEINET10485301  Lupinus excubitus var. hallii David B. Dunn 1956-1 Dunn RSA# 8292 x 6454(2) Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. The numbers are the field plant Numbers of rsa. 1St # is female parent x 2nd # male parent () parenthetic # is F1 plant no. Seeds from open field pollen vector. Comment
  SEINET10485307  Lupinus excubitus var. hallii David B. Dunn 1956-1 Dunn RSA# 6454 (2) Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. The numbers are the field plant Numbers of rsa. 1St # is female parent x 2nd # male parent () parenthetic # is F1 plant no. Seeds from open field pollen vector. Comment
  SBBG69114  Lupinus formosus R. Hoffmann 1929-5-22 Los Angeles Del Sur, Antelope Valley Comment
  POM11103  Lupinus formosus H. D. Collins 1921-4-18 92 Los Angeles Claremont. 366 Comment
  UC56086  Lupinus formosus var. robustus J. H. Barber 1897-4-20 143 Los Angeles Pomona Comment
  RSA536071  Lupinus guadalupensis T. S. Ross 1991-5-21 5416 Los Angeles San Clemente Island, upper reaches of Box Canyon, SW side of island 404 Comment
  RSA0053866  Lupinus hirsutissimus R. G. Swinney 2010-4-28 12441 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
  SEINET4044523  Lupinus hirsutissimus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  POM2439  Lupinus hirsutissimus Philip A. Munz 1918-4-16 2067 Los Angeles Claremont. Comment
  CAS-BOT-BC211714  Lupinus longifolius Alice Eastwood 1919-7-4 9306 Los Angeles Santa Monica Canyon Comment
  RSA167048  Lupinus odoratus var. odoratus W. G. Webb 1935-4-20 s.n. Los Angeles Lancaster Comment
  RSA413822  Lupinus odoratus var. odoratus J. Aug. Kusche 1929-4-14 s.n. Los Angeles Little Rock, Mohave Desert. Comment
  SD186212  Lupinus sparsiflorus A. C. Sanders, Andy Thompson 2003-4-15 26007 Los Angeles Newhall Ranch, south edge of Magic Mountain theme park. 366 Comment
  SEINET3225750 Image available Lupinus sparsiflorus R. G. Swinney 2009-4-2 10269 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert; Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road (Valyermo 7.5' Q.). 1223 Comment
  LA99392  Lupinus sparsiflorus subsp. sparsiflorus Walt Westman; E. R. Hobbs 1979-1 sn Los Angeles Santa Monica Mountains, Leo Carrillo State Park, Site #1 45 Comment
  RSA87039  Lupinus succulentus F. W. Peirson 1921-2-26 2361 Los Angeles Near road to Topanga Canyon, San Fernando Valley 274 Comment
  UCSB3350  Lupinus succulentus Wedberg, H. 1957-4-6 Los Angeles Mouth Latigo Can. Comment
  UCD109659  Lupinus truncatus Gordon Pilone 1961-3-13 105106 Los Angeles Wash area of Pomona College in Claremont. 365 Comment
  RSA226927  Luzula comosa Robert F. Thorne 1971-8-25 41263 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily spring on NW slope of Mt. Hawkins 2134 Comment
  RSA422095  Lycium andersonii Robert Gustafson, Christopher Davidson 1977-4-20 425 Los Angeles Fort Tejon Road, south of Littlerock, about 1.5 miles east of the junction with 82nd St. 976 Comment
  CAS-BOT-BC233478  Lycium californicum C. G. Pringle 1882-3-31 s.n. Los Angeles Wilmington Comment
  CAS-BOT-BC233481  Lycium californicum L. R. Abrams; I. L. Wiggins 1931-7-7 409 Los Angeles Catalina Harbor, Santa Catalina Island Comment
  SBBG80280  Lycium californicum F. C. Boutin 1967-4-23 1631 Los Angeles N end of island at W end of air field runway Comment
  RSA582450  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay, Fone 1994-8-3 8202 Los Angeles Santa Catalina Island. Upper ''Little Geiger'' first blue-line drainage W of Cherry Canyon and Lion Head (un-nnamed on topo map) 88 Comment
  RSA595947  Lythrum californicum Steve Boyd, Mark A. Elvin, Victoria Jotikasthira 1996-6-25 8878 Los Angeles Liebre Mountains, southeastern end of Peace Valley in San Andreas Rift Zone, fault sag south of Highway 138 and north of the California Aqueduct, ca. 0.75 air miles west of Quail Lake. 1006 Comment
  SBBG121659  Lythrum californicum S. D. White, A. Warniment 2006-7-7 11621 Los Angeles Gorman Crk NE of Interstate 5 1037 Comment
  UC1929999  Madia Mark Elvin, Orlando Mistretta 1996-3-24 129 A Los Angeles Channel Islands; San Clemente Island: Eagle Canyon. Comment
  RSA747004  Madia elegans R. G. Swinney 2003-5-12 8194 Los Angeles Glendora, Big Dalton Canyon Wilderness Park, c. 0.25 mi. S of Big Dalton Cyn. Rd. in upper Dunn Canyon drainage, 0.25 mi. NW of Big Cienega Spring, S of Coulter Pine Trail 518 Comment
  POM50463  Madia exigua L. R. Abrams 1901-6-1 1712 Los Angeles Santa Monica Mts. Comment
  POM21162  Madia gracilis Fordyce Grinnell Jr. 1917-7-8 s.n. Los Angeles San Gabriel Mountains, Barley flats. 1707 Comment
  UC830830  Madia gracilis F. R. Fosberg 1931-4-10 S 4528 Los Angeles Hamilton Canyon; Santa Catalina 40 Comment
  CAS-BOT-BC343601  Madia sativa Grant 1902-9-1 5055 Los Angeles Oak Knoll - Pasadena Comment
  RSA187852  Madia sativa R. F. Thorne 1966-4-30 36345 a Los Angeles Santa Catalina Island, on sea bluff above beach at mouth of Gallaghers Canyon 8 Comment
  NY24349  Mahonia nevinii C. B. Wolf 1927-7-27 682 Los Angeles About 1/2 mile south of San Fernando Comment
  RSA729429  Maianthemum stellatum Richard G. Swinney 1998-7-14 6428 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. Spring and meadow surrounded by montane coniferous forest; area burned in summer 1997. 2195 Comment
  POM155667  Malacothamnus fasciculatus M. B. Dunkle 1928-5-20 1966 Los Angeles Santa Catalina Island. Bank below Eagle Nest Rock, Tree 10, Middle Ranch Canyon 91 Comment
  SBBG13475  Malacothamnus fasciculatus var. catalinensis E. R. Blakley 1962-10-5 5422 Los Angeles old mill site in Hen Cove N of White's Landing 3 Comment
  UC871576  Malacothamnus fasciculatus var. fasciculatus Ira W. Clokey, B. Templeton May 1929 4553 Los Angeles Mandeville Canyon; Santa Monica Mtns, Mandeville Canyon 500 Comment
  RSA772109  Malacothamnus fremontii R. G. Swinney 2009-5-20 10842 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  PASA328  Malacothrix altissima Frank W. Peirson 1921-7-20 Los Angeles San Gabriel River 457 Comment
  UCR1614  Malacothrix coulteri R. G. Barber 1962-4-14 27 Los Angeles Western Mojave Desert, c. one mile north of center of Lancaster on Hwy 6 [Sierra Hwy], east of hwy. across from the Desert Inn [44219 Sierra Hwy, S of Ave. J] 710 Comment
  RSA589249  Malacothrix coulteri Timothy S. Ross 1991-4-28 4745 Los Angeles Adobe Mountain, southwesterly extension of the mountain 927 Comment
  POM362303  Malacothrix glabrata Anstruther Davidson 1895-5-8 s.n. Los Angeles Lancaster. Comment
  SBBG66066  Malacothrix glabrata R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  UCR123816  Malacothrix glabrata Steven R. Hill, K. Kramer 2001-4-22 33391 Los Angeles Southwestern Mojave Desert, South side of Calif. Hwy 138 (Pearblossom Hwy) just east of Palmdale and c. 1 mi west of Little Rock; W side of Little Rock Wash 860 Comment
  UCR281667  Malacothrix glabrata R. G. Swinney 2014-4-23 16185 Los Angeles San Gabriel Mountains, east of Valyermo, Holcomb Ridge, 0.18-0.32 miles north of Bob's Gap Rd., 1.04 air-miles west of Bob's Gap 1302 Comment
  POM362304  Malacothrix glabrata B. C. Templeton 1930-5-19 1462 Los Angeles Mint Canyon, San Gabriel Mts. 600 Comment
  RSA301956  Malacothrix saxatilis var. tenuifolia J. R. Shevock 1972-9-16 2265 Los Angeles N-1 Rd. Malibu Canyon. 305 Comment
  RSA631392  Malacothrix saxatilis var. tenuifolia Valerie L. Soza, LeRoy Gross 1999-5-10 458 Los Angeles Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue 377 Comment
  SFV18075  Malacothrix saxatilis var. tenuifolia J. N. Hogue 1997-7-10 91 .2 Los Angeles Los Angeles, Eagle Rock. 152 Comment
  UC831173  Malacothrix saxatilis var. tenuifolia Carl B. Wolf 1932-10-3 Los Angeles about 1.25 mi from Wrigley Drive (on road to Renton Mine, about at head of right fork of Pebbly Ceach Canyon); Santa Catalina Island 304 Comment
  UCR281141  Malacothrix saxatilis var. tenuifolia R. G. Swinney 2014-6-5 16709 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  LA94275  Malosma laurina Norman A. Cole; May 1964 316 Los Angeles SANTA MONICA MOUNTAINS, 1.7 mi from Pacific Coast Hwy along Rambla Pacifico. Site 9. 152 Comment
  RSA0062689  Malosma laurina R. G. Swinney 2010-8-16 13559 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA0084784  Malosma laurina R. G. Swinney 2010-6-23 13317 Los Angeles Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin. 341 Comment
  RSA653771  Malosma laurina Darron David 1992-5-15 17 Los Angeles Hacienda Heights: 3.7 miles south of the intersection of Colima Road & Haliburton Road, respectively. Comment
  CAS-BOT-BC540139  Malus pumila Timothy S. Ross; Steve Boyd 1990-5-17 2575 Los Angeles Little Gleason Forestry Planttion: north side of Mt Gleason Road about the east headwaters of Gleason Canyon, and about 2 (air) miles E of Mt Gleason summit; San Gabriel Mountains Acton USGS 7.5' quadrangle 1767 Comment
  OBI12377  Malva assurgentiflora Louis C. Wheeler 1932-8-28 1307 Los Angeles Puddingstone Dam, San Jose Hills 274 Comment
  UCR50856  Malva nicaeensis A. C. Sanders 1988-5-18 7818 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  RSA434873  Malva nicaeensis P. A. Munz 1923-4-7 s.n. Los Angeles Claremont. Comment
  RSA434874  Malva nicaeensis E. A. Purer, Freda Detmers 1931-4-28 s.n. Los Angeles Redondo Beach. Comment
  RSA533520  Malva parviflora Tim S. Ross 1991-3-9 4174 Los Angeles Whittier Hills (Puente Hills, pro parte): head of Oak Cyn, SE side of ridgetop knoll. 366 Comment
  RSA543157  Malva parviflora Tim S. Ross, Mike Hammitt, Orlando Mistretta 1991-5-17 5055 Los Angeles San Clemente Island: At West Cove, SW of the new landing field. 6 Comment
  UCR152456  Malva parviflora A. C. Sanders, Lee Jones 2005-4-8 29370 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  CAS-BOT-BC123661  Malvastrum gabrielense Frank Warrington Peirson 1929-1-1 774 Los Angeles San Gabriel Mts. Aliso Creek. Arraster. 1097 Comment
  UC519926  Marah Carl Epling and Louis Wheeler 1933-6-4 1855 Los Angeles near Summit (Ridge Route) 1524 Comment
  RSA763242  Marah fabacea Justin M. Wood 2010-5-10 1619 Los Angeles Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  RSA580954  Marah macrocarpa Catherine A. Mish 1995-2-17 1 Los Angeles Santa Monica Mtns, Hollywood Reservoir 250 Comment
  SDSU21252  Marah macrocarpa S. H. Bullock 1968-3-23 4 Los Angeles Claremont, Blanchard Park, Mills Ave. between 1st and 6th Streets. 351 Comment
  UCD107544  Marah macrocarpa Daryl Koutnik 1978-3-24 s.n. Los Angeles West side of Decker Road and south of Carlisle Road. 487 Comment
  UCR270227  Marah macrocarpa R. G. Swinney 2011-4-1 14298 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA52137  Marah macrocarpa I. L. Wiggins 1949-2-21 s.n. Los Angeles San Clemente Island: Wilson's Cove Comment
  UC1409196  Marah macrocarpa var. macrocarpa Donald R. Bissing 1973-3-13 11 Los Angeles near mouth Evey Canyon; San Gabriel Mountains 710 Comment
  RSA409815  Marrubium vulgare Erwin Miller 1934-5-1 s.n. Los Angeles Verdugo Woodland Comment
  UCD125028  Marrubium vulgare Donald R. Bissing 1973-6-2 127 Los Angeles Evey Canyon, San Gabriel Mountains, ca. 0.3 mile from canyon mouth. 722 Comment
  UCR265496  Marsilea vestita Dan S. Cooper 2015-3-5 2015- 39 Los Angeles Los Angeles Basin; Coastal Plain, Torrance, SW corner of Crenshaw Blvd. and West 208th St. 22 Comment
  CAS-BOT-BC422741  Meconella denticulata Peter H. Raven; Henry J. Thompson 1960-4-24 15121 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). 2 miles east of Decker Road on Mulholland Highway 609 Comment
  CAS-BOT-BC422751  Meconella denticulata Geo. B. Grant 1901-5-1 1009 Los Angeles Eagle Rock Canon [Canyon] Comment
  RSA0076491  Meconella denticulata Fay A. MacFadden 1931-3-29 s.n. Los Angeles Tuna Canyon, Verdugo Hills. 335 Comment
  UCR127888  Medicago polymorpha A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26109 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
  SD30967  Medicago sativa Edith A. Purer 1931-3-26 Los Angeles Palos Verdes Hills, roadside Comment
  POM357036  Melica imperfecta C. Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  RSA0083310  Melica imperfecta R. G. Swinney 2010-3-22 12017 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  RSA623809  Melica imperfecta A. Stephenson 1965-5-9 9 Los Angeles 1/4 mile along Arroyo Seco Trail past Lower Switzer Campground, Angeles National Forest, [San Gabriel Mountains]. 1381 Comment
  SEINET237210 Image available Melica imperfecta George R. Johnstone 1957-5-27 Los Angeles Santa Monica Mountains near the intersection of Pacific View Dr and Mulholland Dr ca 1.5 mi W of Cahuenga Pass Comment
  UCD87787  Melica imperfecta A. A. Beetle 1946-4-20 4741 Los Angeles Palos Verdes Hills, near Los Angeles. Comment
  UCR190523  Melica imperfecta R. G. Swinney 1990-3-23 1546 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  UCR147684  Melilotus albus Steve Boyd, Amber Maurice 2004-5-18 11329 Los Angeles Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  LA33951  Melilotus albus Peter H. Raven; Henry J. Thompson 1959-9-6 14379 Los Angeles Santa Monica Mountains, at mouth of Malibu Creek 12 Comment
  SBBG12331  Melilotus indicus P. H. Raven 1962-4-9 17128 Los Angeles near barracks, Wilson Cove 60 Comment
  SD69695  Mentha spicata Robert F. Thorne 1966-4-29 36299 Los Angeles Santa Catalina Island: in clear water of stream be in upper Middle Ranch Canyon just below small reservoir. 274 Comment
  UCR151384  Mentzelia Scott D. White, Kent Hughes 2000-5-16 7844 Los Angeles Transverse Ranges; San Gabriel Mtns region, Northern foothills near Acton; bajada slopes and unnamed ephemeral tributaries to Arrastre Canyon 1098 Comment
  UCR231915  Mentzelia affinis Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 7994 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, 100 m west of Sierra Highway and 200 m south of Avenue A 703 Comment
  SEINET13203253 Image available Mentzelia congesta R. G. Swinney 2011-1 14504 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  UC2042116  Mentzelia jonesii Ed Kentner 2014-3-21 361 Los Angeles Western Mojave Desert, approx. 13 km east of Pearblossom, near the corner of Largo Vista Road and Avenue X-8. Comment
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Jun 9 2016
  UCD117361  Mentzelia laevicaulis R. N. Raynor 1938-6-1 s.n. Los Angeles between Little Rock and Cajon. Comment
  RSA446773  Mentzelia micrantha Geo. C. Johnstone 1926-5-15 s.n. Los Angeles Griffith Park Comment
  RSA517118  Mentzelia micrantha Tim S. Ross, Steve D. Boyd 1990-5-14 2473 Los Angeles Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District 1122 Comment
  RSA446774  Mentzelia micrantha H. L. Bauer 1931-6-1 s.n. Los Angeles Santa Monica foothills Comment
  RSA69689  Mentzelia montana F. W. Peirson 1921-6-18 2798 Los Angeles N Fork of San Gabriel River 1982 Comment
  RSA0121622  Mentzelia veatchiana Pam De Vries 2013-4-3 7835 Los Angeles Tehachapi Mountains/Western Transverse Range (Gorman Hills). About 1.0 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Road. 1042 Comment
  RSA314606  Mentzelia veatchiana Robert F. Thorne, C. W. Tilforth 1973-4-20 43046 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  RSA599799  Mentzelia veatchiana Steve D. Boyd, Lauren Raz 1997-3-25 9291 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
  UCR220170  Mentzelia veatchiana R. G. Swinney 2009-4-2 10259 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  CAS-BOT-BC167613  Mentzelia veatchiana Ernest Braunton 1902-4-29 219 Los Angeles W. Pomona Comment
  LA99117  Mesembryanthemum nodiflorum R. L. Armacost; 1962-7-20 1502 Los Angeles SANTA MONICA MOUNTAINS, Malibu Lagoon and salt marsh Comment
  SBBG95490  Mesembryanthemum nodiflorum M. B. Dunkle 1939-4-2 7215 Los Angeles Pyramid Pt 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
  RSA188054  Microseris lindleyi R. F. Thorne 1966-4-7 35936 Los Angeles Santa Catalina Island: Cherry Valley 61 Comment
  RSA653739  Microseris lindleyi Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 898 Los Angeles Verdugo Mountains, northwest side: Northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of 210 Fwy and west of fire road, south (above) water tank. 487 Comment
  UCR186961  Microseris lindleyi A. C. Sanders 2006-4-28 32225 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
  UCR259089  Microseris lindleyi R. G. Swinney 2010-5-12 12754 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  RSA593010  Microsteris gracilis Steve Boyd 1996-5-1 8740 Los Angeles Liebre Mountains, western summit of Liebre Mountain, along Forest Service Road 7N23 ca 4 mile NE of jtn with 7N22, near the head of Cold Canyon. 1622 Comment
  RSA469893  Microsteris gracilis subsp. gracilis Anstruther Davidson 1890-05 s.n. Los Angeles Los Angeles. Comment
  SBBG50970  Mimetanthe pilosa R. S. Woglum 1940-7-6 2909 Los Angeles Charlton Flats Comment
  LA32248  Mimulus aurantiacus Peter H. Raven; 1959-5-9 14167 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 274 Comment
  LA82048  Mimulus aurantiacus O. H. Kappler; 1940-5-12 10 Los Angeles Santa Monica Mountains, West Fork, Las Trancas (Rattlesnake) Canyon 365 Comment
  RSA250689  Mimulus aurantiacus Robert F. Thorne 1971-4-2 41432 Los Angeles Johnson's Pasture's, N. of Mountain Avenue, Claremont. 549 Comment
  RSA482525  Mimulus aurantiacus Richard Noyes, L. Arnseth 1988-4-30 535 Los Angeles Claremont. San Gabriel Mountains: Burbank Canyon, northwest of Thompson Creek Dam 500 Comment
  JEPS4582  Mimulus aurantiacus var. pubescens Frank W. Peirson 1919-3-27 358 Los Angeles in frontal range directly e Tujunga (near foot of Lukens Peak trail); San Gabriel Mountains, Mt. Lukens 579 Comment
  RSA0080386  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-5-7 12588 Los Angeles Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  RSA0115314  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-5-25 12916 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA439240  Mimulus aurantiacus var. pubescens Fordyce Grinnell Jr. 1910-04 s.n. Los Angeles San Rafael Hills, Pasadena. Comment
  RSA442646  Mimulus aurantiacus var. pubescens Martha Hilend 1928-4-18 202 Los Angeles Griffith Park. Comment
  UC1871027  Mimulus aurantiacus var. pubescens T. S. Ross, W. Appleby 1993-5-20 7188 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle; San Fernando quad: R15W T3N, NE/4 SE/4 sect. 9; elev. ca. 3120 ft. 951 Comment
  UCR91378  Mimulus aurantiacus var. pubescens Scott D. White 1995-3-15 2552 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  LA209124  Mimulus aurantiacus var. puniceus Alice Eastwood; 1917-7-25 sn Los Angeles Santa Catalina Island Comment
  LA209126  Mimulus aurantiacus var. puniceus F. R. Fosberg; 1930-7-12 8121 Los Angeles Santa Catalina Island, Can. above Villa Park, Avalon 30.0 Comment
  UCR190743  Mimulus bigelovii R. G. Swinney 2001-5-17 7952 Los Angeles San Gabriel Mtns./Mojave Desert, Largo Vista area, hilltop c. 300 m north of Panorama Rd. at a point 0.8 mile west of Largo Vista Rd. 1369 Comment
  UC457261  Mimulus brevipes Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UCR47878  Mimulus brevipes Kathy Harper 1986-5-17 s.n. Los Angeles San Gabriel Mtns, Rd. N3 at mile marker 20.28, vicinity of Hidden Springs, Angeles National Forest 960 Comment
  JEPS24113  Mimulus cardinalis Peter H. Raven 1959-10-25 14690 Los Angeles 1.6 mi n Coast Highway; Santa Monica Mountains, Arroyo Sequit 137 Comment
  RSA420676  Mimulus cardinalis F. R. Fosberg 1930-7-3 S- 3117 Los Angeles El Monte. (Lexington Wash, San Gabriel River) 80 Comment
  SFV3379  Mimulus cardinalis F. R. Rickson 1961-7-31 4 Los Angeles San Gabriel Mountains Buckhorn Camp. 200 yards into camp from entrance on Angeles Forest Highway. Comment
  UCR190881  Mimulus floribundus R. G. Swinney 1999-7-14 7552 Los Angeles San Gabriel Mtns., Laurel Gulch, an eastern tributary of East Fork San Gabriel River Canyon 854 Comment
  POM308398  Mimulus floribundus Henry J. Ramsey, Henry J. Ramsey 1937-7-18 3122 Los Angeles Soldier's Creek, San Gabriel Mountains Comment
  LA209385  Mimulus guttatus A. Handschiegel; 1925-5-19 sn Los Angeles Little Rock Creek Comment
  LA51862  Mimulus guttatus Peter H. Raven; David S. Verity 1960-5-7 15348 Los Angeles Santa Monica Mountains, Cornell Corners, just W of Cornell Corners 228 Comment
  RSA0083158  Mimulus guttatus R. G. Swinney 2010-8-9 13476 Los Angeles Big Santa Anita Canyon, Camp Sturtevant. 1049 Comment
  RSA729593  Mimulus guttatus R. G. Swinney 1998-9-7 6935 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  UC27018  Mimulus guttatus J. H. Barber 1897-4-20 34 Los Angeles near Pomona Comment
  UC27140  Mimulus johnstonii A. Davidson Aug. 1892 Los Angeles Wilson's Peak Comment
  UC76066  Mimulus nasutus Geo. B. Grant April 1901 788 Los Angeles Griffith Park Los Angeles Comment
  UCR270929  Mimulus pilosus R. G. Swinney 2011-5-26 14883 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  RSA434675  Mimulus pilosus Anstruther Davidson 1889-07 s.n. Los Angeles Los Angeles Comment
  SBBG69946  Minuartia douglasii R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  UCR214042  Minuartia pusilla A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37980 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-BC434639  Mirabilis laevis var. crassifolia Geo. B. Grant; Walter Wheeler 1904-4-21 H 2139 Los Angeles On Santa Catalina Island, Pacific Ocean, off southern California Comment
  RSA0027963  Mirabilis laevis var. crassifolia Steve Boyd, Lauren Raz 1997-5-6 9747 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA0027964  Mirabilis laevis var. crassifolia Tim S. Ross, J. Mark Porter 1995-5-4 8475 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  SBBG84  Mirabilis laevis var. crassifolia R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  RSA715784  Mirabilis multiflora Scott D. White, Pam DeVries 2006-5-10 11422 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
  LA202434  Modiola caroliniana Arthur C. Gibson; 2006-7-11 5115 Los Angeles SANTA MONICA MOUNTAINS, grounds of the former Soka University on Mulholland Hwy. Comment
  UCR149534  Monardella R. G. Swinney 1997-6-25 5646 Los Angeles San Gabriel Mtns., west of Wrightwood, Blue Ridge Trail, c. 1.3 mi. SE of Hwy 2 2256 Comment
  CAS-BOT-BC215662  Monardella australis subsp. australis R. F. Thorne; C. W. Tilforth; J. Dourley; R. Scoggin 1972-8-11 42203 Los Angeles Along Angeles Crest Hwy. near Three Points, San Gabriel Mts., Angeles National Forest 1828 Comment
  UCR192658  Monardella cinerea R. G. Swinney 1999-8-9 7615 Los Angeles San Gabriel Mtns., along Bear Canyon Trail c. 1 mi south of West Baldy peak of Mt. San Antonio 2756 Comment
  RSA232260  Monardella exilis James Henrickson 1971-5-2 5539 Los Angeles 15 miles E of Palmdale, S slope of Lovejoy Buttes. 854 Comment
  UCR166081  Monardella exilis Dat Tien 2004-5-1 s.n. Los Angeles Western Mojave Desert, Antelope Valley, c. 9 mi NE of Littlerock and c. 4 mi west of Lake Los Angeles (housing development) 884 Comment
  SEINET7042270  Monardella lanceolata 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
  POM21348  Monardella macrantha subsp. macrantha Fordyce Grinnell Jr. 1917-8-12 s.n. Los Angeles San Gabriel Mountains, Big Santa Anita Canyon. 1128 Comment
  RSA615555  Mucronea californica LeRoy Gross 1998-5-15 13 Los Angeles San Gabriel Mtns: Big Tujunga Wash. East of 210 freeway ,west of Big Tujunga Canyon Road. 366 Comment
  RSA248842  Muhlenbergia appressa R. F. Thorne 1973-4-11 42857 Los Angeles San Clemente Island, middle portion of Norton Canyon. 274 Comment
  HSC83457  Muhlenbergia microsperma D. L. Koutnik 1978-5-2 460 Los Angeles Bell Canyon in the Simi Hills. 427 Comment
  RSA762367  Muhlenbergia microsperma R. G. Swinney 2009-3-12 10104 Los Angeles Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39 226 Comment
  UC1109366  Muhlenbergia microsperma Peter H. Raven 1962-5-8 17603 Los Angeles on steep walls second canyon s Seal Cove (San Clemente Island); San Clemente Island 30 Comment
  RSA586172  Muhlenbergia rigens Orlando Mistretta 1995-10-2 1943 Los Angeles San Gabriel Mountains: Little Rock Creek. Upstream from Basin Campground. 1052 Comment
  JEPS62059  Muilla maritima Frank W. Peirson 1918-5-21 5 Los Angeles Arroyo Seco San Gabriel Mts. 457 Comment
  UC1083342  Muilla maritima Herbert L. Mason 1927-6-11 3740 Los Angeles Mount Wilson San Gabriel Mountains 1524 Comment
  CAS-BOT-BC515094  Muilla maritima Dr. A. Davidson 1891-1-1 s.n. Los Angeles Los Angeles Comment
  SEINET6412905  Myriopteris covillei G. B. Grant, W. Wheeler 1904-5-17 6264 Los Angeles Mt. Wilson 1524 Comment
  SEINET10768952  Myrsine africana W. Hansis 1977-6-22 Hansis s.n. Los Angeles Botanical Garden, University of California Comment
  POM353172  Nassella cernua Anstruther Davidson 1890-06 s.n. Los Angeles E. Los Angeles. Comment
  UCD87403  Nassella cernua A. A. Beetle 1942-4-24 3217 Los Angeles Rt. 6, 5 miles south of Saugus. 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
  RSA550588  Nassella pulchra Fred M. Roberts, R. E. Riefner, P. Bowler 1989-4-4 4231 Los Angeles San Clemente Island: Stone Survey Marker Field Station, 10.3km SSE Wilson Cove along eastern escarpment. alt 360m 360 Comment
  POM219974  Navarretia hamata subsp. leptantha F. R. Fosberg 1932-5-7 8165 Los Angeles Santa Catalina Island. Summit of Coach Road. Comment
  RSA190949  Navarretia hamata subsp. leptantha R. F. Thorne 1966-4-29 36307 Los Angeles Santa Catalina Island: hillside along Airport Road before turn-off to Middle Ranch Canyon 457 Comment
  SEINET10619229  Nelumbo nucifera Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2559 Los Angeles City of Los Angeles. Chinatown. Ai Hoa Supermarket, 860 N. Hill St. Comment
  CHSC95902  Nemacladus longiflorus var. breviflorus LeRoy Gross 2005-5-3 2201 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  LA94322  Nemacladus ramosissimus Peter H. Raven; David S. Verity 1960-5-7 15347 Los Angeles Santa Monica Mountains, Cornell Corners, just W of Cornell Corners 228 Comment
  RSA584393  Nemacladus sigmoideus T. S. Ross 1994-6-21 7994 Los Angeles Vicinity of Pacifico Mountain: saddle between the north fork Tie Canyon on the SW and a major NE-draining tributary of Santiago Canyon on the NE; ca 3160 m NW of Pac. Mtn's 7124-foot summit. 1646 Comment
  PASA2118  Nemophila menziesii Mae Lewis Los Angeles San Rafael Hills Comment
  POM3611  Nemophila menziesii var. integrifolia O. W. Robinson 1916-3-10 s.n. Los Angeles East of Greek Theater. Claremont. Comment
  JEPS66318  Nemophila spatulata L. R. Heckard 1971-5-25 2582 Los Angeles nw Chilao Flat (near Horse Flat Campground, San Gabriel Mts.); San Gabriel Mts., nw of Chilao Flat, nr Horse Flat Campgroun 1706 Comment
  RSA0060641  Nephrolepis cordifolia Richard E. Riefner 2014-7-27 14 -261 Los Angeles City of Long Beach, N of E 2nd St. and W of Marine Stadium Park, Alamitos Bay, along docks on Bay Shore Ave. between Monroe Ave. and E. Vista St. 6 Comment
  UCR102384  Nicandra physalodes L. C. Wheeler 1973-6-8 s.n. Los Angeles Coastal Plains & Basins; Los Angeles Basin region, Los Angeles: [Long Beach/Carson] SE of Alameda Street and San Diego (405) Fwy, between Sepulveda Blvd. & 233rd Street [Los Angeles Harbor Department, Classification Yard, east of Dominguez Flood Control channel] 8 Comment
  RSA497531  Nicotiana bigelovii Walter Wisura 1989-7-14 4411 Los Angeles Growing naturally at RSA. Comment
  CATA3389  Nicotiana clevelandii Peter J. Dixon, Lydia Zacher Dixon, Juno Azuz Zacher, Castor Dixon 2017-3-25 079 Los Angeles Santa Catalina Island: Lower Middle Canyon at Torqua Cave, on large shell midden of abalone and other shellfish 168 Comment
  RSA610518  Notholaena californica subsp. californica L. C. Wheeler 1932-7-9 955 Los Angeles 3/4 mi. from mouth of Rogers Canyon, San Gabriel Mountains 305 Comment
  UCR261559  Nothoscordum inodorum Hsu-Han Lee 2015-4-11 s.n. Los Angeles Puente Hills, Rowland Heights, on Adney Street 150 Comment
  POM355305  Oenothera californica Stevenson 1923-04 s.n. Los Angeles Near Los Angeles. Comment
  LA206207  Oenothera deltoides Carl Epling; Nesta Dunn, Alice Goen 1931-5-16 Los Angeles San Gabriel Mountains, Big Pines Camp Comment
  RSA226932  Oenothera elata subsp. hirsutissima Robert F. Thorne, C. W. Tilforth 1971-6-17 39962 Los Angeles 2 mi up Lower Tujunga Rd. from Forestry Headquarters 457 Comment
  POM321012  Opuntia guerrana Lyman Benson, L. Scheinvar 1975-2-16 LS- 1660 Los Angeles La Verne. Comment
  RSA0036215  Opuntia oricola Serena Light 1966-5-31 s.n. Los Angeles San Rafael Hills. Comment
  SEINET10881678  Opuntia parryi Joseph A. Ewan 1937-8-23 Ewan 11061 Los Angeles dry wash, Tujunga Canyon near its mouth. Comment
  NY9651  Orcuttia californica 10 1944 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
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Jun 18 2015
  POM3337  Oreonana vestita I. M. Johnston 1917-7-4 1413 Los Angeles near summit of Baldy 2896 Comment
  RSA0081020  Orobanche fasciculata Fred Burlew 1921-07 3448 Los Angeles [Could also be San Bernardino County.] Mt. San Antonio. Comment
  RSA0059345  Orobanche vallicola Lyman Benson 1945-11-5 11910 Los Angeles Claremont. 351 Comment
  RSA177798  Orthocarpus purpurascens Robert F. Thorne 1965-5-12 34610 Los Angeles Bullrush Canyon, Santa Catalina Island. 244 Comment
  RSA402086  Orthocarpus purpurascens Elbert Benjamine 1929-3-31 84 Los Angeles Antelope Valley. Comment
  UCSB4619  Osmorhiza brachypoda Decker, Helen 1946-4-14 Los Angeles Arroyo Seco Canyon, near Switzer's Camp 975 Comment
  POM353417  Oxalis albicans subsp. californica M. B. Dunkle 1932-1-31 s.n. Los Angeles Silver Canyon Trail, Santa Catalina Island. 874 Comment
  UCSB45276  Oxalis californica Davis, K. 1979-2-24 Los Angeles Santa Monica Mtns. on a burn area at the end of Tranchas Canyon Rd. near Malibu 91 Comment
  RSA754604  Oxalis corniculata Robert F. Thorne 1980-4-27 54152 Los Angeles Avalon, at boat landing 3 Comment
  OBI53697  Oxalis pes-caprae Vicki Arnold 1994-3-6 5 Los Angeles Sepulveda Bsin, Woodley Ave S of Burbank Blvd Comment
  RSA615462  Oxytheca caryophylloides Louis C. Wheeler 1965-5-19 8702 Los Angeles San Gabriel Mountains: Upper Big Tujunga, ca. 1 mile E of Alder Creek. Comment
  RSA748802  Oxytheca parishii R. G. Swinney 2001-8-22 8070 Los Angeles 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area. 2305 Comment
  RSA775515  Oxytheca trilobata Orlando Mistretta, Christine Mistretta 2010-5-20 5176 Los Angeles Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 1280 Comment
  SBBG62568  Packera breweri R. Hoffmann 1927-6-13 Los Angeles Chandler's, Ridge Route (US Hwy 99) Comment
  CAS-BOT-BC121167  Paeonia californica P. H. Raven; R. F. Thorne 1964-5-7 19026 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains. Comment
  RSA0087853  Paeonia californica R. G. Swinney 2010-3-13 11884 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  RSA656310  Paeonia californica Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 659 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 579 Comment
  SEINET4090393  Paeonia californica R. Gustafson 1977-1 sn Los Angeles Tapia Peak, Malibu Canyon, Santa Monica Mountains. Comment
  UCR270232  Panicum capillare R. G. Swinney 2011-6-30 15382 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  RSA646995  Papaver californicum LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 185 Los Angeles San Rafael Hills: Ridge running west from lookout Tower, East of the (2) Glendale Freeway N 488 Comment
  PASA50  Parietaria floridana Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  UC1178537  Pectocarya anisocarpa Peter Kamb 1948-3-13 801 c Los Angeles Antelope Valley, Eastern Lovejoy Buttes 853 Comment
  UCR85814  Pectocarya anisocarpa T. S. Ross 1991-3-24 4312 Los Angeles Whittier Hills (Puente Hills, pro parte) 311 Comment
  RSA661080  Pectocarya linearis Orlando Mistretta 1992-4-5 188 Los Angeles Guds, San Clemente Island. Comment
  RSA0061128  Pectocarya linearis subsp. ferocula LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6833 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA596820  Pectocarya linearis subsp. ferocula T. S. Ross, J. Mark Porter 1995-5-4 8463 A Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA675871  Pectocarya linearis subsp. ferocula LeRoy Gross 2003-3-7 777 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 564 Comment
  RSA708582  Pectocarya linearis subsp. ferocula Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1168 Los Angeles Ridgetop above McDonald Creek. 579 Comment
  SEINET8044071 Image available Pectocarya linearis subsp. ferocula R. G. Swinney 2010-1 11876 Los Angeles San Gabriel Mountains: Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  RSA570180  Pectocarya penicillata T. S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 5017 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash 841 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
  RSA0030709  Pectocarya penicillata Pam De Vries 2014-3-25 7875 Los Angeles Mojave Desert (West); Little Buttes 7.5 USGS quadrangle. Near the town of Antelope Acres in an open field on the west side of 90th St, one mile south of Hwy 138., Near 381830E; 3847244 N (WGS 84); (34.76051N, 118.26912W). 735 Comment
  RSA616379  Pectocarya setosa Scott D. White 1998-4-20 6307 Los Angeles Soledad Canyon area: Proposed quarry area N of Soledad Canyon Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 580 Comment
  RSA659940  Pectocarya setosa Orlando Mistretta 1992-5-18 358 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  UCR223078  Pectocarya setosa R. G. Swinney 2009-5-13 10779 Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  RSA586629  Pectocarya setosa T. S. Ross, Steve Boyd 1991-3-23 4266 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, west of Lovejoy Springs (destroyed by development 926 Comment
  JEPS10348  Pedicularis densiflora Frank W. Peirson 1921-4-21 2363 Los Angeles Sycamore Flat Ridge, n slope- San Dimas Region Sycamore Flat Ridge; San Dimas Region, San Gabriel Mountains 853 Comment
  UCR216754  Pellaea andromedifolia R. G. Swinney 2009-2-20 10006 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  RSA533924  Pellaea andromedifolia T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5237 Los Angeles San Clemente Island: Southeast end of island; first un-named canyon S of Snake Cactus Canyon (drainage beginning 1420 feet due W of Guds) 152 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
  RSA624056  Pellaea andromedifolia var. andromedifolia L. C. Wheeler 1967-5-23 9685 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon 579 Comment
  UCR150591  Pellaea mucronata var. mucronata L. C. Wheeler 1967-9-4 10643 Los Angeles San Gabriel Mountains, Pine Mountain Ridge 2317 Comment
  RSA600775  Pellaea mucronata var. mucronata L. C. Wheeler 1962-6-30 8151 a Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 976 Comment
  RSA0069842  Pennisetum setaceum R. G. Swinney 2010-5-4 12488 Los Angeles San Gabriel Mountains: north of Sylmar, 0.1 mi. NNE (6 deg ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  UCR126232  Pennisetum setaceum A. C. Sanders 2003-3-14 25757 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  SEINET5324169 Image available Penstemon carnosus D. J. Vanderwal 1941-6-25 180 Los Angeles Solemint on U. S. Highway 6. 366 Comment
  OBI9308  Penstemon centranthifolius Bill Arbaugh 1966-4-18 s.n. Los Angeles Weldon Cyn 152 Comment
  UCR276775  Penstemon centranthifolius R. G. Swinney 2011-5-16 14723 Los Angeles San Gabriel Mountains, Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  RSA412431  Penstemon centranthifolius Paul Currie 1969-1 s.n. Los Angeles Tapia Park. 366 Comment
  SFV16159  Penstemon centranthifolius P. A. Krueger 1994-5-2 6 Los Angeles San Gabriel Mountains 1 mile on 2N23 from Highway 2. On south facing slope. 1400 Comment
  UCR256534  Penstemon grinnellii var. grinnellii Anuja Parikh, Nathan Gale 2011-6-22 3493 Los Angeles Transverse Range: San Gabriel Mountains, northwest of Iron Mountain, 1.5 km east of Angeles Forest Hwy, 0.9 km south of Monte Cristo Creek 1315 Comment
  RSA0115313  Penstemon heterophyllus R. G. Swinney 2010-5-25 12918 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA407919  Penstemon heterophyllus A. M. Johnson 1934-5-4 4451 Los Angeles Santa Monica Mtns: Sepulveda Canyon, base of cliff, among shrubbery; not common Comment
  RSA407907  Penstemon heterophyllus var. australis Fay A. MacFadden 1931-4-22 2647 Los Angeles San Francisquito Canyon. Comment
  RSA408095  Penstemon heterophyllus var. australis Unspecified 1945-06 s.n. Los Angeles Seminole Hot Springs. Comment
  RSA549167  Penstemon heterophyllus var. australis Tim S. Ross, Peter Fritsch 1990-6-20 3644 Los Angeles San Gabriel Mountains: near Rincon Station on the W Fork of the San Gabriel River; W side of Rincon Canyon at the gate to Rincon-Red Box Road. 482 Comment
  SFV16963  Penstemon labrosus J. N. Hogue, P. Wilson 1997-6-27 87 .7 Los Angeles San Gabriel Mountains Highway 2, mile marker 54.22. Near Camp Valcrest. 1829 Comment
  RSA424045  Penstemon rostriflorus H. E. Hasse 1893-08 s.n. Los Angeles Acton. Comment
  RSA0031683  Penstemon spectabilis Jane Snyder 1966-5-10 14 Los Angeles San Rafael Hills. 213 Comment
  RSA401905  Penstemon spectabilis Francis W. Pennell, Harvey Anderson 1940-4-30 15300 Los Angeles Sanstone ridge, road to Saddle Peak, west Topanga. 732 Comment
  RSA649998  Penstemon spectabilis Vernon Cliffe 1948-5-13 s.n. Los Angeles found 200 yds S.E. of Highway 66 and San Dimas Ave. 335 Comment
  RSA0097052  Pentacaena ramosissima E. S. Spalding 1924-5-3 s.n. Los Angeles Manhattan Beach. Comment
  RSA0059335  Pentagramma triangularis P. A. Munz, R. D. Harwood 1920-5-15 3937 Los Angeles Santa Monica Mts. Coldwater Canyon. 305 Comment
  RSA0059017  Pentagramma triangularis M. H. Fitch 1893-3-29 s.n. Los Angeles Pasadena. Comment
  RSA0065219  Pentagramma triangularis Anonymous 2 Los Angeles San Antonio Canyon, near Claremont. Comment
  LA94183  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-12 1673 Los Angeles SANTA MONICA MOUNTAINS, Encinal Canyon, ca 1.5 mi E of junction with Hwy 23 on Encinal Canyon Rd. 365 Comment
  LA94184  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-12 1676 Los Angeles SANTA MONICA MOUNTAINS, Zuma Canyon, East Fork, Calamigos, E of Latigo Canyon Rd, ca 0.12 mi S of Mulholland Hwy. 518 Comment
  LA94211  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-26 1801 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, ca 1.5 mi S of Topanga. 182 Comment
  RSA747058  Pentagramma triangularis subsp. triangularis R. G. Swinney 2008-5-30 8899 Los Angeles San Gabriel Canyon along old road/trail at El Encanto 256 Comment
  UCSB62236  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-6-12 Los Angeles San Gabriel Mtns., Horse Cyn. tributary of the E. Fk. of the San Gabriel River, ca. 1/4 mi. from mouth 609 Comment
  CAS-BOT-BC73732  Peritoma arborea var. globosa LeRoy Abrams 1902-6-10 2509 Los Angeles Playa del Rey Comment
  POM18430  Perityle emoryi P. A. Munz 1923-4-8 6617 Los Angeles San Clemente Island, Wilson's [Wilson] Cove Comment
  SEINET3923760  Persicaria lapathifolia Louis C. Wheeler 1932-8-28 1300 Los Angeles Puddingstone Lake, San Jose Hills.; 0 259 Comment
  RSA0065210  Phacelia brachyloba R. G. Swinney 2010-5-29 13401 Los Angeles Junction of W. Fork May Canyon with May Canyon Truck Trail, Forest Service Road 3N54. 793 Comment
  UC1922233  Phacelia brachyloba Valerie L. Soza, Laura Moore 2000-5-10 863 Los Angeles Transverse Ranges; Verdugo Mountains region; 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''. Near 34deg 14' 28.7'' N 118deg 17' 59.5'' W T2N R14W NE/4, SW/4 & NW/4, Comment
  POM293600  Phacelia cicutaria var. hispida Lyman Benson 1945-6-5 11770 Los Angeles Cold Spring, 2 1/2 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mt. Range 1372 Comment
  OBI69240  Phacelia cicutaria var. hispida John Knapp, Denise Knapp 2003-4-13 19 Los Angeles Catalina Island 3687871.928N x 37724.177E 64 Comment
  RSA682647  Phacelia cicutaria var. hispida LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber. 2003-6-17 1031 Los Angeles South side of mountains:Along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon. 262 Comment
  UC1375391  Phacelia cicutaria var. hispida Gary D. Cromwell and David W. Wheat 1971-4-21 526 Los Angeles 2 mi ne Glendora (ridge crest on w side of canyon); Angeles National Forest, San Gabriel Canyon, Mystic Canyon 487 Comment
  SEINET3245999  Phacelia cryptantha R. G. Swinney 2009-1 10818 Los Angeles Transverse Range; San Gabriel Mtns. Foothills: Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. Juniper Hills. 437 Comment
  LA38568  Phacelia distans Martha Hilend; M. Canby Reis 1933-5-17 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA545316  Phacelia distans Tim S. Ross 1992-5-17 6346 Los Angeles San Gabriel Mountains; near elbow of the E fork of the San Gabriel River. 260m W of the mouth of Cattle Canyon 576 Comment
  RSA772304  Phacelia distans R. G. Swinney 2009-4-28 10529 Los Angeles summit of Mt. Emma. 1585 Comment
  SEINET13386997 Image available Phacelia distans R. G. Swinney 2011-1 14843 Los Angeles San Gabriel Mountains: 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. (Pacifico Mtn. 7.5' Q.) (T4N R12W S15) 1061 Comment
  UC1069241  Phacelia distans A. D. Gifford 1935-3-17 493 Los Angeles 2 1/2 mi sw Red Mountain; Angeles National Forest, Tejon Quadrangle Comment
  UC107363  Phacelia distans T. S. Brandegee 1890-1 Los Angeles Santa Catalina Island Comment
  RSA251525  Phacelia distans Robert F. Thorne 1973-4-12 42953 Los Angeles San Clemente Island: Pyramid Cove at S end of island. 3 Comment
  RSA308650  Phacelia distans David Armacost 1963-4-28 165 Los Angeles Thompson Wash, north end of Indian Hill Blvd. 442 Comment
  UCD120742  Phacelia distans Kenneth R. Montgomery; Thomas W. Strid 1973-8-22 73- 178 Los Angeles Collected on north facing slope at Dillion Divide, San Gabriel Mountains. Site of LASCA Cistus field plot. Comment
  RSA595626  Phacelia fremontii Louis C. Wheeler 1967-5-9 9379 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  RSA756900  Phacelia fremontii R. G. Swinney 2008-6-17 9028 Los Angeles 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway. 1992 Comment
  RSA775358  Phacelia fremontii Orlando Mistretta, Christine Mistretta 2010-6-4 5253 Los Angeles Monte Cristo Canyon (tributary of Mill Creek Canyon), 3.0 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  POM73539  Phacelia grandiflora H. E. Hasse 1889-08 s.n. Los Angeles near Santa Monica Comment
  RSA654868  Phacelia grandiflora A. C. Sanders, D. Malueg 1998-6-22 22025 Los Angeles San Gabriel Mtns.: Altadena, ca. 800 m SSW of Mt. Lowe, N end of Tanoble Dr. at Woodglen Lane, and along trail to the NE. 549 Comment
  UCR1455  Phacelia grandiflora Richard Bitterolf 1961-3-30 2000 Los Angeles West Fork of San Gabriel Canyon 2 mi past road junction for East fork 610 Comment
  UCR22494  Phacelia grandiflora C. S. Jones 1979-5-25 30 Los Angeles Western Transverse Range; Santa Monica Mtns., near Westlake Road [Blvd] 8 mi south of its junction with Hwy 101 366 Comment
  SBBG16965  Phacelia imbricata K. A. Wilson 1962-5-12 1277 Los Angeles Devil's Punch Bowl Trail Comment
  SBBG41205  Phacelia imbricata J. T. Howell 1928-6-10 3890 Los Angeles Fish Cyn Comment
  UCR187219  Phacelia imbricata A. C. Sanders 2006-5-16 32339 Los Angeles Tehachapi Mtns. Foothills, along the road to the National Cement Plant, c. 1/4 mile north of Hwy 138, south the California Aqueduct 1012 Comment
  RSA608311  Phacelia imbricata Louis C. Wheeler 1930-5-16 39 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  RSA428026  Phacelia imbricata subsp. imbricata G. R. Johnstone 1931-5-3 s.n. Los Angeles Pico Canyon, Santa Susana Mountains. Comment
  RSA584493  Phacelia imbricata subsp. imbricata Tim S. Ross 1992-5-24 6417 b Los Angeles Brown s Gulch: Draining to San Gabriel Canyon at base of San Gabriel Dam. 464 Comment
  UCR129926  Phacelia imbricata subsp. imbricata Orlando Mistretta, Steve Boyd, D. L. Banks 1994-4-29 1137 Los Angeles San Gabriel Mtns, Santiago Canyon 1143 Comment
  RSA0076188  Phacelia longipes Scott D. White 1998-6-29 6831 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  RSA587084  Phacelia longipes Orlando Mistretta 1995-5-23 1722 A Los Angeles San Gabriel Mountains: Bare Mountain Canyon. West side tributary drainage NE of Pacifico Mtn. 1616 Comment
  UC1018225  Phacelia longipes Harlan Lewis and David Dunn 1942-6-4 1713 Los Angeles Ridge Route 2.4 mi n Frenchman Flats Comment
  UC1349037  Phacelia lyonii Robert F. Thorne and P. Everett 1965-5-11 34526 Los Angeles rocky bluff near Ballast Point (e side of harbor); Santa Catalina Island, Catalina Harbor 60 Comment
  UC881190  Phacelia lyonii Ezra C. Knopf 163 Los Angeles Santa Catalina Island Comment
  RSA656473  Phacelia minor Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 693 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. 579 Comment
  RSA0055023  Phacelia minor Jim Shevock 1970-3-8 28 Los Angeles Foothills of San Gabriel Mountains, above Sylmar. 335 Comment
  RSA656179  Phacelia minor Joseph M. Keefe 1978-5-11 22907 Los Angeles Verdugo Mountains: 0.5 mi north of DeBell Golf Course, foothills of Verdugo Mountains, Burbank. 488 Comment
  SD38336  Phacelia parryi Edith A. Purer 1935-5-11 6565 Los Angeles Santa Monica Mountains: Malibou Road. Comment
  UCSC001206  Phacelia pedicellata Peter Kamb 1948-5-6 950 Los Angeles desert foothills of the San Gabriel Mts. above Little Rock San Gabriel Mts., Little Rock 975 Comment
  CAS-BOT-BC154387  Phacelia ramosissima var. austrolitoralis Joseph Andorfer Ewan 1932-6-24 7550 Los Angeles permanent dunes. El Segundo Comment
  UC55299  Phacelia ramosissima var. austrolitoralis J. H. Barber 1898-8-7 Los Angeles Santa Monica Beach Comment
  RSA584494  Phacelia ramosissima var. latifolia Tim S. Ross 1992-5-24 6426 Los Angeles Lower Brown s Gulch: W of San Gabriel Dam, on W side of Hwy 39. 479 Comment
  RSA729235  Phacelia ramosissima var. ramosissima R. G. Swinney 1998-7-10 6404 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
  UC1563061  Phacelia tanacetifolia Steve Boyd 1986-3-31 1579 Los Angeles Hwy 18 about 1 mi e juct with Hwy 138 (ne of Pinyon Hills); Mojave Desert Comment
  LA33992  Phacelia viscida Henry J. Thompson; 1959-4-12 1921 Los Angeles Santa Monica Mountains, Mulholland Hwy, 2 mi W of Las Virgenes Rd 304 Comment
  RSA0062918  Phalaris lemmonii Grethe Moskedahl 1923-4-23 s.n. Los Angeles Mallard Station. [County not specified, but probably Los Angeles] Comment
  RSA613267  Phalaris minor L. C. Wheeler 1976-7-29 s.n. Los Angeles Dominguez Hills: Carson Street at Union Pacific Rail Road. 9 Comment
  UC205651  Phalaris minor I. M. Johnston 1917-5-13 Los Angeles El Monte Comment
  SBBG37657  Pholistoma auritum M. B. Dunkle 1939-4-3 7238 Los Angeles Chenetti Cyn Comment
  UCR264692  Pholistoma auritum Mitch Provance, Callen Huff 2009-4-28 10764 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
  UC697765  Pholistoma auritum Kay H. Beach 1943-4-21 1754 Los Angeles behind C.P.S. Camp Big Dalton Canyon; San Gabriel Mts., , Dalton Wash 335 Comment
  CATA3311  Pholistoma auritum var. auritum Amy Catalano, Jen Dreizehn 2017-3-23 029 Los Angeles Santa Catalina Island: Near drainage bottom of Swains Canyon, directly west of ""duck head"" in Toyon Rd, north facing slope 96 Comment
  POM3744  Pholistoma auritum var. auritum I. M. Johnston 1917-3-29 1249 Los Angeles Above Claremont. Comment
  SEINET4080675  Pholistoma racemosum M. B. Dunkle 1939-1 7219 Los Angeles San Clemente Island. Comment
  JEPS2663  Pholistoma racemosum C. F. Millspaugh 1920-2-7 4687 Los Angeles Pebble Beach Canyon Santa Catalina Island Comment
  CAS-BOT-BC134963  Phoradendron bolleanum Lewis S. Rose 1934-1-3 34002 Los Angeles Mint Canyon Comment
  UCR168416  Phoradendron macrophyllum L. E. Hoffman 1932-1-18 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, East Fork, San Gabriel Canyon 915 Comment
  UCR129667  Phoradendron pauciflorum Del Wiens 1953-12-10 882 Los Angeles San Gabriel Mtns., Crystal Lake area 1677 Comment
  RSA683988  Phyllospadix torreyi E. Yale Dawson 1949-9-8 8067 Los Angeles Whites Cove, Santa Catalina Island. Comment
  UC185435  Phyllospadix torreyi Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  RSA650947  Picris echioides A. E. Hersh 1950-6-30 s.n. Los Angeles Campus UCLA, Faculty Hill, Los Angeles 60 Comment
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Jan 4 2012
  SEINET10530510  Pinus canariensis David B. Dunn 1939-10-18 Dunn UMO 46537 Los Angeles Cultivated tree commonly planted in southern California, tree with a stem injury or something which caused many sprouts from the base which all had juvinile foliage. Coll. along Sunset Blvd. near Beverly Hills Hotel. 213 Comment
  HSC79761  Pinus coulteri N. Cole 1967-5-27 97 Los Angeles Charlton Flats, San Gabriel Mtns. 1500 Comment
  UCR178914  Pinus coulteri R. G. Swinney 1989-7-31 s.n. Los Angeles San Gabriel Mtns., Glendora, 0.8 mi. east of Glendora Mtn. Road on Big Dalton Canyon Rd., south of road 366 Comment
  UCSB16192  Pinus jeffreyi Gerhart, Janet 1963-4-7 Los Angeles Vincent Gap, 6 mi. west of Big Pines on U.S. Highway 2 1950 Comment
  CAS-BOT-BC71780  Pityrogramma triangularis var. viscosa Tim Ross 1993-4-22 6909 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); 885 m due N of Cactus Peak summit 289 Comment
  CAS-BOT-BC434970  Plagiobothrys arizonicus A. C. Sanders 2007-4-19 33431 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1098 Comment
  UCD120762  Plagiobothrys arizonicus Daryl Koutnik; Bruce Holguin 1978-4-1 206 Los Angeles Sierra Pelona Valley, west side of Anthony Road, north of Sierra Hwy. 890 Comment
  UCR187006  Plagiobothrys arizonicus A. C. Sanders 2006-4-10 32007 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  UCR220049  Plagiobothrys arizonicus R. G. Swinney 2009-4-24 10450 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UC625017  Plagiobothrys canescens var. catalinensis F. R. Fosberg 1931-3-24 S 4351 Los Angeles Hamilton Canyon Santa Catalina Island 2 Comment
  UCR238647  Plagiobothrys collinus var. fulvescens Anuja Parikh, Nathan Gale 2010-6-18 3340 Los Angeles Transverse Range; San Gabriel Mountains, upper Big Tujunga Canyon, 0.9 km north of State Hwy 2 (Angeles Crest Hwy) 0.3 km west of Upper Big Tujunga Canyon Road 1240 Comment
  UC166871  Plagiobothrys nothofulvus unknown 1904-5-5 995 /6182 Los Angeles Altadena Comment
  UCR177138  Plagiobothrys nothofulvus Steve Boyd 1996-4-25 8668 Los Angeles San Gabriel Mtns, Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad valley at head of Cienaga Cyn, south of Liebre Mtn. From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures 1000 Comment
  UCR186773  Plagiobothrys nothofulvus A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32084 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  UC185445  Plantago coronopus Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  UCSB43771  Plantago erecta Nakashima, L. 1982-4-18 Los Angeles 0.3 miles south of Catalina airfield in Cottonwood Canyon; on Santa Catalina Island 411 Comment
  LA103210  Plantago lanceolata Barry A. Prigge; 1985-6-14 6412 Los Angeles Santa Monica Mountains, Cold Creek Canyon, along trail below Murphy Ranch site 601 Comment
  SEINET9171495  Plantago major L. C. Wheeler 1933-10-20 2180 Los Angeles San Gabriel River. 70 Comment
  SD90490  Plantago ovata Robert F. Thorne 1966-4-16 36037 Los Angeles San Clemente Island; 2/3 mile southsoutheast of Eel Point and north of Seal Cove, southwest side of island. 29 Comment
  RSA720610  Platanthera sparsiflora Richard G. Swinney 1997-7-23 5722 Los Angeles upper Government Canyon, c 2 mi W of Wrightwood, Blue Ridge Mtn area 2256 Comment
  UCR182757  Platanthera sparsiflora R. G. Swinney 1997-7-22 5710 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  CAS-BOT-BC93177  Platanus racemosa Geo. B. Grant 1904-5-5 6169 Los Angeles Pasadena. Comment
  POM1530  Platanus racemosa O. W. Robinson 1916-5-1 s.n. Los Angeles Claremont. Comment
  RSA29911  Platanus racemosa Louis C. Wheeler 1931-10-16 258 Los Angeles Foothills 1/2 mi. E Palmer Canyon. 610 Comment
  CAS-BOT-BC91669  Platystemon californicus Timothy S. Ross; Steve Boyd 1994-5-11 7802 Los Angeles Liebre Mountains. Sawmill Mountain. West summit area ca. 260-350 m SE of Sawmill Campground. 1621 Comment
  UCR176114  Platystemon californicus Holly A. Wanamaker 2005-5-1 09 Los Angeles Western Mojave Desert, Antelope Buttes, off Hwy 138 at 110th St. West in Lancaster, c. 4 mi. SW of intersection on a dirt road, adjacent to the California Poppy Preserve 912 Comment
  UC625113  Pluchea sericea F. R. Fosberg 1931-4-3 S 4479 Los Angeles Pebble Beach Santa Catalina Island 2 Comment
  RSA0092464  Poa R. G. Swinney 2011-6-23 15282 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200m south of Chilao Station. 1570 Comment
  RSA356048  Poa annua R. F. Thorne 1973-3-14 42653 Los Angeles San Dimas Canyon near its mouth. Comment
  RSA630375  Poa annua L. C. Wheeler 1967-5-15 9592 Los Angeles San Gabriel Mountains: Elsmere Canyon, near mouth. 441 Comment
  RSA188060  Poa secunda R. F. Thorne 1966-4-5 35835 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon. 107 Comment
  RSA616321B  Poa secunda Scott D. White, P. DeVries 1998-4-20 6320 -unic. Los Angeles Liebre Mts., Soledad Canyon area: Proposed quarry area N of Soledad Canyon Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 580 Comment
  UCR270026  Poa secunda R. G. Swinney 2010-5-19 12801 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  CAS-BOT-BC236202  Poa secunda subsp. secunda Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena Comment
  UCD90710  Poa secunda subsp. secunda W. Biehler 1951-4-27 s.n. Los Angeles Elizabeth Lake area. Comment
  SEINET10532993  Podocarpus macrophyllus David B. Dunn 1939-10-18 Dunn UMO 46529 Los Angeles Cultivated tree near 3rd and Lafayette Los Angeles, Calif. 213 Comment
  UC465595  Polycarpon depressum R. L. Pendleton 1909-7-4 1407 Los Angeles bluffs on coast s Avalon; Santa Catalina Island 335 Comment
  CATA3030  Polycarpon tetraphyllum Amy Catalano 2016-3-14 036 Los Angeles Santa Catalina Island: 106 Middle Ranch, backyard, along back side of house and sidewalk 202 Comment
  RSA460042  Polygala cornuta var. fishiae T. S. Clare, Alva Watry 1929-7-30 14760 Los Angeles Topanga Canyon. Comment
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Feb 8 2018
  SEINET10871690  Polygonum arenastrum David B. Dunn 1947-7-20 Dunn 2994 Los Angeles Collected at 316 n avenue 50. Comment
  UC905077  Polygonum argyrocoleon John Thomas Howell 1948-7-2 24770 Los Angeles Palos Verdes Hills Comment
  RSA0080723  Polygonum aviculare R. G. Swinney 2010-9-7 13710 Los Angeles Crystal Lake, within 50 ft. of shore line around the entire perimeter. 1683 Comment
  CAS-BOT-BC413995  Polygonum aviculare subsp. aviculare John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  IRVC28755  Polygonum punctatum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25526 Los Angeles Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction Santa Clara River Valley 305 Comment
  RSA609756  Polygonum punctatum Louis C. Wheeler 1946-9-22 6371 Los Angeles Rosemead Blvd. and San Gabriel Blvd. Comment
  RSA614335  Polygonum punctatum B. Pitzer, P. Gomez 1996-4-28 2744 Los Angeles Harbor City/ City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Highway (St. Hwy) and Vermont Ave. Comment
  SD51917  Polypodium californicum Peter H. Raven 1962-4-12 17341 Los Angeles San Clemente Island, Wilson Cove 74 Comment
  UC1584712  Polypodium californicum Tim Ross 1991-3-24 4300 Los Angeles small canyon that drains n to Turnbull Canyon from the nw side of Workman Hill; Whittier Hills (Puente Hills, pro parte) 341 Comment
  UCR216753  Polypodium californicum R. G. Swinney 2009-2-20 10004 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  UCSB62388  Polypodium californicum Kendall, M. 1921-2-13 Los Angeles Palmer's Canon Comment
  RSA213419  Polypodium californicum Reid V. Moran 1941-2-2 598 Los Angeles Middle Ranch, north facing rocks along creek, San Clemente Island Comment
  UCSB12090  Polypodium californicum Haines, Bruce 1962-3-10 Los Angeles 5mi N of Pacific Ocean on CA State Hwy 27 Comment
  UCSB62328  Polypodium californicum Kiefer, Lawrence 1967-1-29 Los Angeles San Gabriel Mtns., NE of Sunland, Condor Peak Trail, ca. 2mi below the summit 1341 Comment
  UCSB62428  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  CATA1847  Polypogon interruptus Denise Kraus 2000-5-11 29 Los Angeles Santa Catalina Island: In drainage between Goat Harbor Burn eastern fire break ridge/road and road leading to Twin Rocks. Approximately 4,600 ft. northeast of Airport Road 304 Comment
  CATA1314  Polypogon viridis Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2406 Los Angeles Santa Catalina Island: Lower Cape Canyon, just up from Middle Canyon 213 Comment
  RSA206141  Polypogon viridis R. G. Swinney 2008-5-30 8913 Los Angeles San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
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Dec 6 2010
  RSA385487  Polypogon viridis Amelia Eatherton 1930-05 s.n. Los Angeles Eagle Rock. Comment
  RSA799857  Polystichum imbricans Monica Rodriguez, Michelle Terrazino, Naomi Fraga 2013-7-23 4 Los Angeles Glendora Ridge Road 1288 Comment
  POM360801  Populus trichocarpa C. B. Liter, J. A. Powell 1928-4-4 s.n. Los Angeles Catalina Island. Comment
  UC433166  Populus trichocarpa I. Johnston 1917-7-3 1447 Los Angeles Upper San Antonio Canyon 2286 Comment
  UC579880  Portulaca oleracea Annetta Carter 1935-9-10 960 Los Angeles Sierra Madre, 1 East Carter Avenue East Carter Avenue; Sierra Madre, 1 East Carter Avenue Comment
  RSA0080724  Potamogeton nodosus R. G. Swinney 2010-9-7 13711 Los Angeles Crystal Lake, within 50 ft. of shore line around the entire perimeter. 1683 Comment
  UCR153684  Proboscidea lutea R. F. Thorne 1969-10-31 37869 Los Angeles San Gabriel Valley, Rancho Santa Ana Botanic Garden [Claremont] 366 Comment
  JEPS44949  Prunus emarginata Frank W. Peirson 1919-6-16 492 Los Angeles South Fork Rock Creek 1828 Comment
  RSA453219  Prunus emarginata I. M. Johnston 1917-8-21 1666 Los Angeles San Antonio Mountains: Upper San Antonio Canyon. 2378 Comment
  CAS-BOT-BC334205  Prunus fasciculata R. G. Swinney 2009-5-13 10795 Los Angeles Transverse Range; San Gabriel Mtns. Foothills. Bobs Gap, 3.7 miles S of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  LA208114  Prunus fasciculata J. Sauer; E. Hobbs 1979-5-6 6078 Los Angeles Antelope Valley, Fort Tejon Rd near Juniper Hills Comment
  UC1128358  Prunus fasciculata H. S. Yates 1936-4-6 5404 Los Angeles near Valyermo 1371 Comment
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Apr 28 2010
  POM306715  Prunus ilicifolia Henry J. Ramsey, Henry J. Ramsey 1937-5-16 1667 Los Angeles Altadena, N. Craig Avenue. Comment
  JEPS108626  Prunus ilicifolia F. Stephens 1973-1-21 NA 3 Los Angeles Santa Monica Mtns, ca 0.5 mi W of Mulholland Fire Station Comment
  RSA580960  Prunus ilicifolia subsp. ilicifolia Jamie Kneitel 1994-4-28 49 Los Angeles San Gabriel Mountains: Dexter Park 610 Comment
  SBBG12786  Prunus ilicifolia subsp. lyonii E. R. Blakley 1962-10-4 5418 Los Angeles above Howland's Landing at Sullivan's Beach 6 Comment
  SBBG13788  Prunus ilicifolia subsp. lyonii M. A. Piehl 1962-10-3 62511 Los Angeles Cherry Valley NE of isthmus Comment
  UC467873  Prunus ilicifolia subsp. lyonii F. M. Reed 1909-7-4 2849 Los Angeles Hills se of Avalon (Santa Catalina Island); Santa Catalina Island 274 Comment
  UCR73419  Prunus lyonii T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5278 Los Angeles Channel Islands, San Clemente Island, W fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft. north of Rest [1336 ft.] marker & 1800 ft. SE of Malo Knoll [1396']. Upper portion of drainage 305 Comment
  UCR91356  Prunus lyonii Scott D. White 1995-3-15 2554 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  CDA3912  Prunus persica T. S. Ross 1991-4-21 4499 Los Angeles Peninsular Ranges; Chino-Puente Hills region. Whittier hills (Puente hills, pro parte): Turnbull canyon drainage near mouth of Turnbull canyon. Comment
  UCR223623  Prunus persica R. G. Swinney 2009-6-27 11288 Los Angeles Transverse Range; San Gabriel Mtns./San Gabriel Valley, San Gabriel River Wash, Azusa/Duarte border, 0.5 mi. north of Puente Largo railway bridge 194 Comment
  UCR182492  Prunus virginiana var. demissa R. G. Swinney 1997-7-22 5693 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  UC75920  Pseudognaphalium beneolens Geo. B. Grant 1901-1-1 Ex. 518 Los Angeles Pasadena Comment
  RSA188215  Pseudognaphalium biolettii R. F. Thorne, P. Everett 1965-6-22 34873 Los Angeles Santa Catalina Island: canyon behind Bird Park 91 Comment
  RSA721291  Pseudognaphalium biolettii R. G. Swinney 1998-3-14 5902 Los Angeles Potato Mtn. NW of Upland 1043 Comment
  UC1478696  Pseudognaphalium biolettii Larry DeBuhr 1977-4-17 2583 Los Angeles ridge se Shark Harbour; Santa Catlina Island Comment
  SEINET4044525 Image available Pseudognaphalium californicum D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 91 Comment
  UC1118496  Pseudognaphalium californicum A. D. Gifford 1934-4-25 168 Los Angeles top Castro Pk.; Triunfo Pass Quadrangle Comment
  SD240862  Pseudognaphalium luteoalbum R. G. Swinney 2009-3-31 10220 Los Angeles Transverse Range; San Gabriel Mtns.: mouth of San Gabriel Canyon, 0.7 - 1.2 mi. north and NE of Foothill Blvd., Azusa /Duarte. 188 Comment
  UC1134172  Pseudotsuga macrocarpa A. D. Gifford 1935-3-15 476 Los Angeles 3 mi w of Warm Springs; Angeles National Forest, Tejon Quadrangle 1188 Comment
  RSA158301  Psilocarphus tenellus P. H. Raven 1962-5-9 17664 Los Angeles Near head of canyon at S end of Mosquito Cove, San Clemente Island 290 Comment
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Dec 25 2010
  SBBG106224  Psilocarphus tenellus S. A. Junak 1985-5-16 SCl 110 Los Angeles near Eagle Cyn in artificial vernal pool on E side of main rd, ca. 0.75 mi S of SHOBA gate 481 Comment
  RSA276630  Pteris tremula L. L. Kiefer 1967-4-15 3277 Los Angeles San Gabriel Mountains, Monrovia Canyon, ca. 1/8 mi above the falls. 579 Comment
  UCR189384  Pteris vittata R. G. Swinney 1998-6-9 6180 Los Angeles San Gabriel Mtns., Fish Canyon at Fish Canyon Falls, 4.5 miles north of Fish Canyon Rd. at trail head 427 Comment
  RSA0011713  Pteris vittata Orlando Mistretta, Mike Hammitt 1991-5-29 s.n. Los Angeles Monrovia Canyon. Comment
  RSA0011714  Pteris vittata LeRoy Gross 2000-9-30 274 Los Angeles San Gabriel Mountains: Monrovia Canyon, just below the first waterfall, above Monrovia Mountain Park 518 Comment
  UCR124256  Pterospora andromedea L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mtns, Little Rock Creek, fork N from pump house 2043 Comment
  RSA0062846  Pterostegia drymarioides LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6769 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA392923  Pterostegia drymarioides F. R. Fosberg 1931-4-2 S 4452 Los Angeles Santa Catalina Island. Hamilton Canyon near Avalon 250 Comment
  RSA392911  Pterostegia drymarioides E. S. Spalding 1923-5-2 s.n. Los Angeles Fish Canyon, near Monrovia, [San Gabriel Mountains]. Comment
  RSA656215  Pterostegia drymarioides Joseph M. Keefe 1977-6-11 22161 Los Angeles Verdugo Mountains: Trail to Water Caves, south fork of Engleheard Canyon, one km south of Camp Max Straus, Glendale. 427 Comment
  UC1215267  Pycnanthemum californicum Peter H. Raven 1961-9-24 16755 Los Angeles 2 mi above Bouquet Canyon guard station; Bouquet Canyon 701 Comment
  UC128897  Quercus X macdonaldii H. M. Hall 1908-6-15 8276 Los Angeles Hay Press Spring Santa Catalina Island Comment
  UC847948  Quercus X macdonaldii F. R. Fosberg 1932-5-7 8153 Los Angeles Upper Grand Canyon Santa Catalina Island 200 Comment
  RSA573422  Quercus agrifolia var. agrifolia Louis C. Wheeler 1931-11-13 358 Los Angeles Mouth of Liveoak Canyon 409 Comment
  RSA596502  Quercus agrifolia var. agrifolia Louis C. Wheeler 1966-11-19 9129 Los Angeles San Gabriel Mountains. Tunnel Bypass, 1/4 mi. upstream from Dutch Louie Camp, Pacoima Canyon. 716 Comment
  CHSC95811  Quercus berberidifolia LeRoy Gross 2000-10-28 304 Los Angeles Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in the city of Glendale. Following fire break up to main crest (to Beaudry fire road). 487 Comment
  RSA479444  Quercus berberidifolia Lyman Benson 1960-7-20 16073 Los Angeles Ganesha Hills, West of Pomona. 366 Comment
  UC1595248  Quercus berberidifolia Tim Ross and Peter Fritsch 1990-6-20 3642 B Los Angeles near confluence of the E. and W. Forks of the San Gabriel River (mouth of Burro Canyon); San Gabriel Mountains, Burro Canyon 445 Comment
  UC1870147  Quercus berberidifolia LeRoy Gross 2000-11-4 322 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way,east off La Tuna Canyon Road, Sun Valley. Elev. 1300 Feet. 396 Comment
  RSA0017041  Quercus berberidifolia Sandy Leatherman, Brian Daniels 1998-11-10 62 Los Angeles Bouquet Canyon: E of Bouquet Canyon road, immediately S of Esguerra Road. 610 Comment
  JEPS38050  Quercus chrysolepis Ernest Braunton 1928-7-6 Los Angeles n of Monrovia; Santa Anita Canyon Comment
  RSA475269  Quercus chrysolepis Mark Hoefs 1974-10-3 594 Los Angeles Upper Fern Canyon-ridge between Mt. Orizaba & Mt. Banning [Santa Catalina Island] 549 Comment
  RSA476913  Quercus chrysolepis Geo. L. Moxley 1916-6-16 500 Los Angeles Santa Susana Mountains. Comment
  UC1871095  Quercus chrysolepis T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3877 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon; elevation 4830-5160 feet. T8N R17W center S 1/4 SE 1/4 sect 34; and T7N R17W center N 1/2 NE 1/4 sect 3. Comment
  UCR223611  Quercus chrysolepis R. G. Swinney 2009-7-29 11433 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  JEPS46659  Quercus dumosa Ernest Braunton 1892-2 Los Angeles near Los Angeles Comment
  UCR58160  Quercus dumosa Bill Wagner 1989-8-7 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Northern Santa Monica Mtns, c. 0.5 mi. south of Hwy 101 on E and W sides of Kanan Road, NE of Ladyface Comment
  CHSC95521  Quercus durata var. gabrielensis LeRoy Gross; Valerie Soza, Neil Gilbert 2000-10-18 290 Los Angeles Verdugo Mountains: Intersection of Verdugo Mountainway and Hostetter Mountainway. Along roadside, a short distance down Hostetter Mountainway north side. 914 Comment
  RSA638861  Quercus durata var. gabrielensis Valerie L. Soza, Laura Moore 1999-6-30 598 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 854 Comment
  RSA655357  Quercus durata var. gabrielensis LeRoy Gross 2000-11-4 321 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way,east off La Tuna Canyon Road, Sun Valley. 396 Comment
  CAS-BOT-BC94166  Quercus engelmannii W. R. Dudley 1907-12-1 s.n. Los Angeles Near Monrovia Comment
  POM6465  Quercus engelmannii P. A. Munz, L. T. Street, G. Williams 1919-4-19 2494 Los Angeles Lone Hill, San Dimas Comment
  SEINET3127570  Quercus engelmannii G. B. Grant 1904-5-5 1086 /6167 Los Angeles Pasadena Comment
  UCR224024  Quercus ilex Steve Boyd, Rick Riefner 2007-4-27 11740 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue. 43 Comment
  RSA592269  Quercus lobata Louis C. Wheeler 1967-5-8 9356 Los Angeles San Gabriel Mountains [Liebre Mtns]; Northeast foothills. 412 Comment
  RSA679309  Quercus pacifica Mark A. Elvin, Janet Takera, Mary Meyer, Shelia Shyler, Sarah Crockett 1997-3-16 367 Los Angeles Santa Catalina Island. At curve in road past garden to Divide Rd. Comment
  UC847938  Quercus pacifica Ezra C. Knopf 318 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC258362  Quercus tomentella P. S. Manos; T. Martin 1987-10-8 234 Los Angeles Santa Catalina Island, Gallagher's Canyon 300 Comment
  RSA658829  Quercus wislizeni Louis Van Velzen 1987-5-19 87 -7 Los Angeles Walnut Creek Co. Pk., west of San Dimas, on trail between Scarborough St. [Lane] and 210 [57] Fwy. Comment
  LA97364  Quercus wislizeni var. frutescens Kei Nakai; 1976-4-5 17 76 Los Angeles Santa Monica Mountains, Topanga Canyon State Park, Fire Rd. 30 towards Eagle Springs, ca. 300 yds. from the springs 396 Comment
  UCR136827  Rafinesquia californica John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  RSA527593  Rafinesquia californica Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4418 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  POM276270  Ranunculus californicus Lyman Benson 1946-4-30 12060 Los Angeles Hill 5 miles NE of Brea. Puente Hills Mt. Range. 274 Comment
  RSA399395  Ranunculus californicus George B. Grant 1902-06 1109 Los Angeles Lincoln Park, Los Angeles Comment
  CAS-BOT-BC378876  Ranunculus californicus var. californicus Geo. B. Grant 1902-6-1 1109 Los Angeles Lincoln Park Comment
  UC56752  Ranunculus cymbalaria var. saximontanus Ernest Braunton July 1902 564 Los Angeles LA River Comment
  POM214588  Ranunculus hebecarpus Louis C. Wheeler 1934-3-24 2467 Los Angeles Liveoak Canyon, San Gabriel Mountains. 473 Comment
  SBBG28533  Ranunculus hebecarpus L. C. Wheeler 1934-3-24 2467 Los Angeles Live Oak Cyn 472 Comment
  UC535511  Ranunculus hebecarpus Ira W. Clokey, B. Templeton Apr. 1929 4429 Los Angeles Mandeville Canyon Santa Monica Mountains (n slope) 300 Comment
  UC520022  Raphanus raphanistrum Joseph Andorfer Ewan 1932-4-30 7428 Los Angeles above Balllona Creek (Baldwin Hills); Baldwin Hills Comment
  SFV1509  Raphanus sativus C. Gasser 1956-3-9 s. n. Los Angeles Santa Monica Mountains Highway 101 by Malibu Canyon Road cutoff. 240 Comment
  LA207743  Rhamnus crocea Louis Wheeler; 1932-4-1 539 Los Angeles Liveoak Wash near La Verne 403 Comment
  UCR108198  Rhamnus crocea Erin Hewgley, J. Gural 1997-4-27 21 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW coner of Mills Ave. and Fotthill Boulevard. Directly west of main paved road, west of north-south fire road, north of small, dry, gully 412 Comment
  CAS-BOT-BC56013  Rhamnus ilicifolia John Thomas Howell 1928-3-4 3376 Los Angeles Santa Monica Mts., ne. of Pacific Palisades Comment
  POM224200  Rhamnus ilicifolia Annetta Carter 1935-9-8 956 Los Angeles Sierra Madre. 381 Comment
  UC1018420  Rhamnus ilicifolia Paul Gripp 1954-6-14 Los Angeles Sylvan Park Topanga Comment
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May 1 2014
  UCR204848  Rhamnus ilicifolia R. G. Swinney 2005-8-11 8437 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  CAS-BOT-BC59800  Rhamnus pirifolia Reid Moran; R. M. Beauchamp; T. Oberbauer 1975-8-23 22682 Los Angeles W. fork of Red Rock Canyon, San Clemente Island. 280 Comment
  POM158335  Rhamnus pirifolia M. B. Dunkle 1928-3-17 1735 Los Angeles Santa Catalina Island, Hay Press 366 Comment
  SBBG78556  Rhamnus pirifolia F. R. Fosberg 1932-5-7 8151 Los Angeles Grand Cyn, upper falls 130 Comment
  RSA229032  Rhamnus tomentella subsp. cuspidata Robert F. Thorne, C. W. Tilforth 1971-6-29 40716 Los Angeles San Gabriel Mountains, Angeles National Forest: Aliso Creek at Tie Canyon where crossed by Angeles Forest Road. 1372 Comment
  RSA708718  Rhamnus tomentella subsp. cuspidata Scott D. White, Andrea Warniment 2005-9-9 11222 Los Angeles Tehachapi Mountains: Oso Canyon, ca. 1-2 air miles N. of Quail Lake. 1006 Comment
  UCR61063  Rhus aromatica R. G. Swinney 1989-7-14 s.n. Los Angeles San Gabriel Mtns, in and near the city of Glendora, north of Sierra Madre Avenue and west of the Church of the Open Door 367 Comment
  HSC12406  Rhus integrifolia Wendell Wood 1970-6-24 41 Los Angeles Switzer's Camp, Angeles Crest Hwy., 9 mi. beyond intersection with Foothill Blvd. 915 Comment
  LA62811  Rhus integrifolia Joseph Dunlavy; 1934-5-4 4481 Los Angeles Santa Catalina Island, Santa Catalina Island, S side, near isthmus Comment
  POM137321  Rhus integrifolia T. S. Brandegee 8833 Los Angeles San Clemente Island. Comment
  RSA535706  Rhus integrifolia T. S. Ross 1991-5-23 5504 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment. 8 Comment
  SD31164  Rhus integrifolia Edith A. Purer 1931-2-21 155 Los Angeles Palos Verdes Hills Comment
  RSA0031690  Rhus laurina M. J. Schoenfeld 1967-8-21 8 Los Angeles Glendale Foothills. 213 Comment
  RSA199015  Rhus ovata W. M. Gauntt 1966-4-30 166 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy 914 Comment
  POM307181  Rhus trilobata Henry J. Ramsey, Henry J. Ramsey 1937-3-27 2089 Los Angeles Little Tujunga Canyon Comment
  RSA719735  Rhus trilobata R. G. Swinney 1996-8-7 5217 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half of Brown s Flat 1317 Comment
  CLARK-A1528-4116  Ribes amarum John C. Roos 1942-3-21 1092 Los Angeles San Gabriel Mountains Comment
  CAS-BOT-BC92447  Ribes aureum var. gracillimum Peter H. Raven 1959-3-1 13827 Los Angeles Santa Monica Mountains. Griffith Park. Just to north of junction of Vista del Valle Drive with Hollywood Drive. 396 Comment
  POM310170  Ribes aureum var. gracillimum Hulda Crooks 1946-3-13 239 Los Angeles El Monte 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
  LA33880  Ribes californicum var. hesperium Henry J. Thompson; 1959-2-20 sn Los Angeles Santa Monica Mountains, Piuma Rd, 1 mi E Malibu Creek 243 Comment
  RSA658979  Ribes californicum var. hesperium Jami Liberi 1983-4-16 17 Los Angeles Located in Claremont, across the street from the San Antonio Dam. 640 Comment
  JEPS22781  Ribes cereum Rimo Bacigalupi with Reino Alava 1958-7-20 6438 Los Angeles 1/2 mi se Dawson Saddle (along Angeles Crest Highway (Calif. No.2), headwaters of Dorr Canyon, n slopes of Throop Peak); San Gabriel Mts., Throop Peak, Dorr Canyon 2377 Comment
  CAS-BOT-BC108878  Ribes divaricatum var. parishii Dr. A. Davidson 1891-1-1 s.n. Los Angeles At El Monte. Comment
  CAS-BOT-BC108881  Ribes divaricatum var. parishii B. D. Stark 1934-5-27 5738 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Whittier Woodland Park. Comment
  LA50707  Ribes indecorum Harlan Lewis; 1940-9-4 1053 Los Angeles Santa Monica Mountains, Saddle Peak 670 Comment
  UC11551  Ribes indecorum W. H. Brewer Feb. 1861 182 Los Angeles Cahuenga Pass Comment
  CAS-BOT-BC173436  Ribes malvaceum Ellsworth Bethel 1920-2-21 s.n. Los Angeles Exposition Park, Los Angeles Comment
  LA200839  Ribes malvaceum Carl Epling; 1930-3-8 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA0021650  Ribes malvaceum Louis C. Wheeler 1930-3-11 1 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  CAS-BOT-BC219298  Ribes nevadense J. Ewan 1934-8-10 8402 Los Angeles 0.5 mile above Buckhorn, Mount Waterman region, San Gabriel Mountains 2042 Comment
  RSA476203  Ribes nevadense Anstruther Davidson 1904-06 1086 Los Angeles San Gabriel Mountains: Mt. Wilson. Comment
  RSA476204  Ribes nevadense Anstruther Davidson 1892-8-20 s.n. Los Angeles Wilson's Peak Comment
  UC212585  Ribes nevadense I. M. Johnston 1403 Los Angeles San Antonio Canyon San Antonio Mountains 1676 Comment
  OBI70591  Ribes quercetorum Steve Boyd, Lauren Raz 1997-3-26 9348 Los Angeles Liebre Mts region: Northern base of Portal Ridge at the mouth of Myrick Cyn, southern edge of the antelope Valley, S of Fairmont Reservoir 1000 Comment
  UCR272846  Ribes roezlii R. G. Swinney 2011-8-5 15611 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  UC1587631  Ribes speciosum Tim Ross 1991-4-21 4509 Los Angeles Lower Turnbull Canyon drainage Whittier Hills (Puente Hills, pro parte) 182 Comment
  CAS-BOT-BC144440  Ribes speciosum H. E. McMinn 1924-6-20 1219 Los Angeles Turnbull Canyon, Whittier Comment
  CAS-BOT-BC173942  Ribes viburnifolium Blanche Trask 1896-3-22 s.n. Los Angeles Santa Catalina Island Comment
  SBBG128380  Ribes viburnifolium M. L. Hoefs 1991-4-7 1040 Los Angeles upper Avalon Cyn, above Wrigley Memorial and Garden, near rd to Divide 326 Comment
  SEINET12216218  Ribes viburnifolium W. Knight, Knight, I. 1982-1 4480 Los Angeles from Tilden Botanic Garden, Berkeley, originally collected from Catalina Island Comment
  POM293051  Ricinus communis Lyman Benson 1945-10-22 11902 Los Angeles Claremont; Drainage area: Pacific Slope. 335 Comment
  RSA0086998  Ricinus communis R. G. Swinney 2010-4-21 12320 Los Angeles Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash. 457 Comment
  RSA0062836  Robinia pseudoacacia LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6759 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UCR223684  Rorippa nasturtium-aquaticum R. G. Swinney 2009-6-12 11149 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
  UCR150627  Rorippa palustris subsp. occidentalis Scott D. White 1997-5-8 5094 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  CAS-BOT-BC147473  Rosa californica L. R. Abrams 1913-7-18 5016 Los Angeles Russel's Lake Comment
  JEPS45668  Rosa californica Frank W. Peirson 1918-7-9 84 Los Angeles San Antonio Canyon San Gabriel Mts. 1341 Comment
  POM1470  Rosa californica L. R. Abrams 1902-6-15 2539 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  RSA0092463  Rosa californica R. G. Swinney 2011-6-23 15281 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200m south of Chilao Station. 1570 Comment
  RSA2839  Rosa woodsii subsp. gratissima Carl B. Wolf 1931-10-23 1352 Los Angeles Swartout Valley, San Gabriel Mountains. Wrightwood Lodge. 1829 Comment
Read comments
Jul 4 2013
  UCR258604  Rubus armeniacus R. G. Swinney 2010-8-26 13605 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  CAS-BOT-BC158824  Rubus ursinus Peter H. Raven 1959-3-15 13849 Los Angeles Just east of Zuma Beach, Point dume - Santa Monica Mountains 21 Comment
  LA52268  Rumex acetosella Carl Epling; M. Epling 1925-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  CATA562  Rumex conglomeratus Mark L. Hoefs, Robert F. Thorne 1975-8-7 826 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 60 Comment
  UCR143199  Rumex conglomeratus F. R. Fosberg 1931-7-10 S- 5369 Los Angeles Channel Islands, Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  UC1785036  Rumex conglomeratus J. A. Ewan 1933-6-29 10809 Los Angeles along Ballona Creek near Culver City Comment
  UCR67324  Rumex hymenosepalus Ed LaRue, R. Montijo 1991-4-3 91- 16 Los Angeles Western Mojave Desert, Palmdale; south of Avenue M and east of Sierra Hwy; north of Air Force Plant 793 Comment
  UCR205735  Rumex maritimus A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36983 Los Angeles San Gabriel Valley, San Gabriel River channel between Lower Azusa Rd. and the I-605 crossing, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 110 Comment
  RSA65462  Rumex maritimus F. W. Peirson 1921-6-19 2449 Los Angeles Crystal Lake, North Fork San Gabriel River 1677 Comment
  CAS-BOT-BC433916  Rumex salicifolius David B. Weissman 1971-6-17 90 Los Angeles Santa Catalina Island. Mud flat next to Middle Ranch reservoir. 198 Comment
  RSA587361  Salazaria mexicana Orlando Mistretta 1992-5-4 242 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  RSA478893  Salicornia virginica F. R. Fosberg 1930-6-23 S 2952 Los Angeles Del Rey. 1 Comment
  RSA70035  Salicornia virginica F. W. Peirson 1904-8-22 1837 Los Angeles Playa del Rey, coast of Los Angeles Co. Comment
  CAS-BOT-BC125938  Salix X rubens Geo. B. Grant 1905-4-15 s.n. Los Angeles Oak Knoll, Pasadena Comment
  RSA0078305  Salix argophylla Raymond J. Dobbs 1924-4-3 3017 Los Angeles Griffith Park. Comment
  CAS-BOT-BC108065  Salix exigua Louis C. Wheeler 1967-5-23 9665 Los Angeles 1 1/4 mile east southeast Honby 457 Comment
  RSA92544  Salix exigua F. W. Peirson 1921-3-6 9611 Los Angeles San Gabriel Wash. 213 Comment
  RSA92610  Salix exigua F. W. Peirson 1919-5-10 9610 Los Angeles Arraster [Arrastre] Creek, San Gabriel Mountains. 838 Comment
  SBBG58942  Salix exigua var. hindsiana F. R. Fosberg 1931-10-23 5850 Los Angeles top of grade between Calabasas and Agoura Comment
  RSA588055  Salix gooddingii Orlando Mistretta 1994-4-12 1000 Los Angeles San Gabriel Mountains: Little Rock Creek. Slopes E of Little Rock Reservoir. 976 Comment
  RSA618685  Salix gooddingii LeRoy Gross 1998-10-16 82 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland. 366 Comment
  CAS-BOT-BC104144  Salix hindsiana F. Ray Fosberg 1931-10-23 5850 Los Angeles Between Calabasas and Agoura, Santa Monica Mountains Comment
  RSA226098  Salix laevigata Robert F. Thorne, C. W. Tilforth 1971-6-17 39946 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  SD1009  Salix laevigata Mrs. H. P. Bracelin, F. R. Fosberg 1931-10-11 568 Los Angeles Lower Topanga Canyon, Santa Monica Mountains, stream bed 2.5 km west of Ocean Beach 14 Comment
  UC471647  Salix laevigata F. R. Fosberg 1931-5-6 S 4793 Los Angeles Cape Canyon Santa Catalina Isl., Cape Canyon 220 Comment
  UCR125241  Salix laevigata A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25499 Los Angeles NE end of Santa Susana Mtns., canyon draining into Santa Clara River Valley from the south off 'Round Mtn.' (peak 1476), north of Potrero Canyon 305 Comment
  RSA92702  Salix laevigata F. W. Peirson 1923-5-27 9609 Los Angeles Pallett Creek, north slope of San Gabriel Mountains 1098 Comment
  SEINET12003259  Salix lasiandra C. W. Sharsmith 1932-1 8 Los Angeles Lower San Gabriel Canyon, 9.5 km above Azusa 300 Comment
  CAS-BOT-BC128131  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
  LA208795  Salix lasiolepis Carl Hedin; Joseph Ewan 1933-2-16 7658 Los Angeles Verdugo Canyon at Colina Drive [Area 3] Comment
  RSA612651  Salix lasiolepis Erin Hewgley, J. Gural 1997-4-27 13 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Boulevard. 412 Comment
  UC473997  Salix lasiolepis Blanche Trask Apr. 1896 Los Angeles Avalon Santa Catalina Isl., Avalon Comment
  LA212144  Salix lasiolepis Robin J. Tausch; 1963-2-22 s.n. Los Angeles Bull Creek Cyn., N. Ranaldi St., Granada Hills. Comment
  CAS-BOT-BC107525  Salix lasiolepis var. lasiolepis F. R. Fosberg 1932-1-26 7178 Los Angeles on flood plain of Los Angeles River, at foot of Cahuenga Pass grade 180 Comment
  CAS-BOT-BC128489  Salix lasiolepis var. lasiolepis J. Ewan 1931-2-2 4018 Los Angeles Along river banks, Rio Hondo River near Downey Comment
  POM219212  Salix lucida subsp. lasiandra Louis C. Wheeler 1931-2-15 s.n. Los Angeles Puddingstone Dam, San Jose Hills, S San Dimas. 259 Comment
  CAS-BOT-BC126296  Salix sessilifolia I. Johnston 1917-5-13 1242 Los Angeles El Monte 91 Comment
  CAS-BOT-BC180744  Salsola tragus Ernest C. Twisselmann 1970-9-8 17479 Los Angeles Antelope Valley, Avenue A at 50th Street West - Mojave Desert 731 Comment
  CATA3227  Salsola tragus Schylar Gholson, Margie Pfeffer, Julia Parish 2016-8-1 1 Los Angeles Santa Catalina Island: Junction of Lands End, West End, and Silver Peak roads 198 Comment
  RSA127767  Salsola tragus P. H. Raven, H. J. Thompson 1959-6-4 14324 Los Angeles Dune grassland behind Point Dume. 46 Comment
  SBBG131690  Salsola tragus S. A. Junak 1999-9-10 SCa 1083 Los Angeles Bulrush Cyn Trail [S of] 438 Comment
  RSA529213  Saltugilia splendens subsp. grantii T. S. Ross, S. D. Boyd 1991-7-24 5601 Los Angeles Ridge NNE of Granite Mountain. 1926 Comment
  RSA67058  Saltugilia splendens subsp. splendens Verne Grant, Alva Grant 1951-6-15 16054 Los Angeles Big Pines, San Gabriel Mts. Noted also on summit of ridge at Inspiration Point. 2104 Comment
  UC1349022  Salvia Robert F. Thorne and P. Everett 1965-5-10 34431 Los Angeles Cape Canyon Cape Canyon, Santa Catalina Island; Santa Catalina Island 274 Comment
  RSA0086921  Salvia apiana R. G. Swinney 2010-8-9 13470 Los Angeles Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport. 1037 Comment
  RSA294795  Salvia apiana Lyman Benson 1946-5-13 12088 Los Angeles Midway between Pomona and Brea. Pacific Slope Drainage Area, Puente Hills. 274 Comment
  RSA401632B  Salvia apiana William Emboden 1970-6-12 46 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA616726  Salvia apiana Louis C. Wheeler 1966-8-20 8816 Los Angeles San Gabriel Mountains: Cabin Flat, Prairie Fork. Comment
  RSA144762  Salvia apiana N. Nicolson 1961-3-3 782 Los Angeles Padua Hills, Claremont. Mountain Range - San Gabriel, Drainage Area - San Gabriel. 427 Comment
  LA200613  Salvia columbariae Carl Epling; 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCR273211  Salvia columbariae R. G. Swinney 2011-5-6 14601 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 854 Comment
  SFV21880  Salvia dorrii L. L. Zung 2011-5-17 9 Los Angeles San Gabriel Mountains Juniper Hills. 1280 Comment
  SD121490  Salvia dorrii var. pilosa Barbara Ertter, Jeffrey Strachan 1980-5-18 3443 Los Angeles Forest Road 4N11 along Big Rock Creek just south of junction with Big Pines Highway ( Forest Road 4N06) 0.5 mile north of Angeles NF, ca. 1.5 miles southeast of Valyermo. 1219 Comment
  IRVC28985  Salvia leucophylla A. C. Sanders 2003-6-19 26972 Los Angeles hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 366 Comment
  RSA503440  Salvia leucophylla Louis C. Wheeler 1967-4-30 9212 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA653896  Salvia mellifera Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 822 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 366 Comment
  RSA658519  Salvia mellifera Diane Elliott 1985-5-17 35 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  RSA675970  Salvia mellifera LeRoy Gross 2003-3-9 808 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 354 Comment
  SBBG4470  Salvia mellifera C. Bornstein, D. Kershaw 1998-6-4 Los Angeles Del Sur Ridge, Coarse Gold Rd, 0.6 mi N of jct with Bouquet Cyn Rd 571 Comment
  SFV22123  Salvia mellifera V. Soza, L. Gross, B. Hogshead 2001-4-26 1181 Los Angeles Verdugo Mountains Western mouth of La Tuna Canyon on north side of canyon. Trail from Tuxford Street and Ledge Ave. to ridgetop on north side of McDonald Creek. Ridgetop. 396 Comment
  UC144535  Salvia mellifera C. F. Baker 1904-5-5 4951 Los Angeles near Claremont Comment
  UCR152889  Salvia mellifera A. C. Sanders, Helen Kennedy 2005-4-13 29432 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCR163191  Salvia mellifera Kathleen Stockwell 2003-6-11 s.n. Los Angeles San Gabriel Mtns, Palmer Canyon, Claremont, North Padua Ave, road to water tank at edge of bulldozed area, NNE of Padua Hills Theater 610 Comment
  UCR206410  Salvia mellifera A. C. Sanders, T. B. Salvato 2009-5-19 36828 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  UCR259926  Salvia mellifera R. G. Swinney 2010-4-1 12151 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
  SEINET6630857  Salvia mellifera S. Carlquist 1983-7-20 15800 Los Angeles Mount Baldy Road near flood control dam at base of canyon Comment
  PASA280  Sambucus cerulea Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  RSA0087860  Sambucus nigra subsp. caerulea R. G. Swinney 2010-6-21 13278 Los Angeles Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring. 902 Comment
  SFV15568  Sambucus nigra subsp. caerulea R. K. Stachelek 1992-4-14 17 Los Angeles San Gabriel Mountains Sylmar, Stetson Ranch Park. Dirt road just past parking area. 500 Comment
  UCD137658  Sambucus nigra subsp. caerulea Daryl Koutnik 1978-3-27 166 Los Angeles Johnson's Pasture in Live Oak Canyon drainage at end of Mountain Ave, Claremont. 579 Comment
  SD28055  Sanicula arguta Carl B. Wolf 1932-5-11 Los Angeles Santa Catalina Island, west side of fourth of July Cove 29 Comment
  UC303480  Sanicula arguta Crawford and Hiatt 1916-3-29 Los Angeles Santa Monica Mountains, Topanga Canyon Topanga Canyon; Santa Monica Mountains, Topanga Canyon Comment
  UCR64299  Sanicula arguta S. J. Myers 1990-4-3 2 Los Angeles Powder Canyon, in the City of La Habra Heights 245 Comment
  POM49800  Sanicula arguta L. W. Nuttall 1920-6-2 s.n. Los Angeles Sea cliffs, Santa Catalina Island. Comment
  UC1971135  Sanicula bipinnatifida Louis C. Wheeler 1973-5-3 Los Angeles San Gabriel Mountains: Bluebird truck trail. Comment
  RSA0115845  Sanicula crassicaulis Steven A. Junak 1999-4-22 SCa- 844 Los Angeles Santa Catalina Island. Cape Canyon, just downstream from pumpjouse, along E fork of Cape Canyon Road, just upstream from fork in road, on E side of streambed, in canyon bottom. 305 Comment
  SD254587  Saponaria officinalis R. G. Swinney 2011-7-7 15463 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), central camp area (Chilao Flat 7.5'Q) 1098 Comment
  UC1584748  Schinus molle Tim Ross and Annette Ross 1991-3-7 4133 Los Angeles Elephant Hill, w. Pomona San Dimas USGS 7.5' Quad., Pomona, Elephant Hill 237 Comment
  CATA3250  Schismus arabicus Amy Catalano 2017-2-15 007 Los Angeles Santa Catalina Island: Middle Ranch, roadside between driveway to house #104 and house #103 171 Comment
  SD223162  Schismus arabicus Robert F, Thorne, P. Everett 1965-5-10 34455 Los Angeles around Echo Lake, Santa Catalina Island 410 Comment
  RSA0045263  Schismus barbatus R. G. Swinney 2010-3-22 12008 Los Angeles West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  UCR154023  Schismus barbatus A. C. Sanders 2005-5-11 30161 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  RSA225702  Schoenoplectus acutus var. occidentalis Robert F. Thorne, C. W. Tilforth 1971-6-17 39874 Los Angeles 0.7 mile W of Soledad Station, Soledad Canyon, N slope of San Gabriel Mountains; wet, sandy flat along Santa Clara River. 610 Comment
  SEINET7591432 Image available Schoenoplectus americanus Steve Boyd, Lauren Raz 1996-9-24 8959 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluival valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  POM1407  Schoenoplectus americanus I. M. Johnston 1917-4-11 s.n. Los Angeles Compton Creek at Dominguez Comment
  SD31335  Schoenoplectus americanus Ritter 1931-4-3 2021 Los Angeles Near Pasadena, near old mill, damp [area]. Comment
  RSA590506  Schoenoplectus maritimus Timothy S. Ross, Janet Takara, M. Gay 1993-4-20 6824 Los Angeles Santa Catalina Island: NE side of Little Harbor near the outlet of Little Springs Canyon drainage. 1 Comment
  UC306159  Scirpus maritimus I. Johnston 1917-6-10 1318 Los Angeles Playa del Rey Playa del Rey (Southern California) Comment
  UC917902  Scirpus maritimus Frank W. Gould 1944-4-12 2280 Los Angeles in marshy field Western Ave. at 131st Street s Los Angeles; s of Los Angeles Comment
  RSA626226  Scirpus microcarpus L. C. Wheeler 1966-10-1 8950 Los Angeles San Gabriel Mountains: Colby Ranch, Coldwater Canyon. 1097 Comment
  SEINET13276775 Image available Scrophularia californica R. G. Swinney 2011-1 14470 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  RSA135227  Scrophularia californica Peter H. Raven 1960-5-21 15412 Los Angeles Coastal safe association, University of California, Los Angeles. 122 Comment
  SEINET3371878  Scrophularia desertorum G. Rink 2011-6-3 10588 Los Angeles Hills east of Highway 605 and south of Highway 60, about 15 miles east of LA 223 Comment
  SBBG95232  Scrophularia villosa M. B. Dunkle 1928-4-13 1865 Los Angeles Renton Mine Rd Comment
  UC1965418  Scutellaria mexicana R. K. Brummitt & S. M. Namoff 2012-6-7 22038 Los Angeles Angeles National Forest, N of Littlerock, Big Rock Creek road, Sycamore Flat camp site Comment
  LA54475  Scutellaria tuberosa A. M. Johnson; 1934-3-16 4374 Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  LA209613  Selaginella asprella Lawrence L. Kiefer; 1963-1-1 348 Los Angeles San Gabriel Mountains, Crystal Lake. Rock outcrops W of the N end of lake 1828 Comment
  CAS-BOT-BC62042  Selaginella bigelovii Alice Eastwood 1906-5-27 59 Los Angeles Garvanza Comment
  POM8706  Senecio flaccidus var. douglasii P. A. Munz, R. D. Harwood 1920-8-11 4385 Los Angeles 1 mile south of Claremont 366 Comment
  RSA472947  Senecio flaccidus var. douglasii M. B. Dunkle 1933-7-11 3648 Los Angeles San Gabriel Mountains, upper San Gabriel Canyon 457 Comment
  RSA482195  Senecio flaccidus var. douglasii Richard Noyes 1987-9-19 423 Los Angeles San Antonio Canyon 0.5 miles north of hwy tunnels 1158 Comment
  UC1584261  Senecio flaccidus var. douglasii Tim Ross and Steve Boyd 1990-6-6 2835 Los Angeles Green Valley Pasture, in San Francisquito Canyon San Francisquito Canyon, Lake Hughes USGS 7.5' Quad. 926 Comment
  RSA0011596  Senecio flaccidus var. douglasii Orlando Mistretta, Christine Mistretta 2011-6-15 5691 Los Angeles Northern edge of San Gabriel Mountains, 1.1 air miles N of Aliso Cyn Rd, 1.3 air miles W of Angeles Forest Hwy, 2.4 air miles S of Vincent. 1046 Comment
  PASA950  Senecio lyonii Frank W. Peirson 1923-4-12 Los Angeles Wilson Cove, San Clemente Island Comment
  RSA158195  Senecio lyonii P. H. Raven 1962-5-21 17817 Los Angeles Middle Ranch, Santa Catalina Island. 213 Comment
  RSA592406  Senecio lyonii Mark Hoefs 1974-5-2 456 Los Angeles Santa Catalina Island: by road to isthmus, south of buffalo corrals. 213 Comment
  SD90260  Senecio lyonii Robert F. Thorne 1973-4-11 42835 Los Angeles San Clemente Island, steep middle portion of canyon 274 Comment
  CAS-BOT-BC243577  Setaria parviflora Joseph Andorfer Ewan 1932-7-11 7470 Los Angeles Ingraham St., Los Angeles Comment
  UC1012928  Sidalcea malviflora subsp. sparsifolia C. L. Hitchcock 1952-6-2 19565 Los Angeles on road to Gorman about 6 mi w Hughes Lake; w of Hughes Lake on rd to Gorman Comment
  SEINET8851599  Silene anglica E. D. Palmer 1903-1 s.n. Los Angeles Claremont. Comment
  RSA188008  Silene gallica R. F. Thorne 1966-4-28 36238 Los Angeles Pebbly Beach terminal, Santa Catalina Island. 6 Comment
  SFV15562  Silene gallica R. K. Stachelek 1992-4-14 28 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park. 500 Comment
  UC166886  Silene gallica Geo. B. Grant 1905-4-2 1206 Los Angeles Pasadena Pasadena (southern California) Comment
  UCR71327  Silene gallica Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4436 Los Angeles Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point Comment
  RSA477857  Silene gallica M. Bisbee 1917-5-30 1705 Los Angeles Wild flower garden, Exposition Park Comment
  SEINET11944363  Silene gallica J. A. Ewan 1932-1 7467 Los Angeles Verdugo Canyon at Colina drive Upper Sonoran Zone Comment
  CAS-BOT-BC174896  Silene laciniata Geo. B. Grant 1904-5-1 1205 Los Angeles At Pasadena Comment
  UCSB45457  Silene laciniata subsp. laciniata Batson, J. 1979-5-25 Los Angeles 15 miles southwest of junction of Highway 101 and Westlake Boulevard, on Highway 23 609 Comment
  CAS-BOT-BC389331  Silene lemmonii Geo. B. Grant 1901-5-23 s.n. Los Angeles Mt. Lowe Comment
  RSA771595  Silene verecunda R. G. Swinney 2009-6-2 11004 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  RSA310146  Sisymbrium altissimum Wayne E. Sawyer 1981-7-10 90 Los Angeles Angeles National Forest: CA Hwy 2 between Dawson Saddle And junction of CA Hwy 39, 1.8 mi. from Dawson Saddle 2287 Comment
  SBBG20538  Sisymbrium irio E. R. Blakley 1963-12-7 6372 Los Angeles 200 yds SE of new air strip 60 Comment
  UCR271820  Sisymbrium officinale R. G. Swinney 2010-4-30 12477 Los Angeles San Gabriel Mts., Near Sylmar, Wilson Canyon Park, northern-most of the two east forks of Wilson Cyn., from the mouth of cyn. at Wilson Debris Basin to 0.3 miles up (east) canyon 482 Comment
  CAS-BOT-BC350981  Sisymbrium orientale Duncan S. Bell; Caitlin Elam; Evan Meyer 2013-6-13 5124 Los Angeles Transverse Ranges; San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the SW flanks of Mount San Antonio. 898 Comment
  CATA1316  Sisymbrium orientale Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2408 Los Angeles Santa Catalina Island: White's Landing 3 Comment
  SBBG133347  Sisymbrium orientale K. Klementowski 2008-2-19 SERG 109 -08 Los Angeles E side of Airport and E side of Perimeter Rd Comment
  LA26156  Sisyrinchium bellum Judith Webb; 1955-4-2 sn Los Angeles 243 Comment
  POM293480  Sisyrinchium bellum Lyman Benson 1945-5-11 11681 Los Angeles Indian Hill, Claremont. Pacific Slope Drainage Area. 396 Comment
  SEINET13203222 Image available Sisyrinchium bellum R. G. Swinney 2011-1 14143 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5' Q.) (T1N R9W S28) 366 Comment
  POM1753  Sisyrinchium bellum I. M. Johnston 1918-5-5 1888 Los Angeles Trumbull Canyon, Puente Hills 30 Comment
  POM1754  Sisyrinchium bellum Philip A. Munz 1918-4-30 27 Los Angeles Hills south of Pomona. 366 Comment
  RSA366943  Sisyrinchium bellum Ruth E. Hammond 1929-04 s.n. Los Angeles Glendale. Comment
  RSA0062515  Solanum douglasii R. G. Swinney 2010-4-20 12313 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA0092459  Solanum douglasii R. G. Swinney 2011-11-3 15984 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, First Water, 1.7 miles up canyon from Mt. Wilson trailhead, north of Sierra Madre. 622 Comment
  UC575015  Solanum douglasii E. Lloyd 1933-3-25 Los Angeles Santa Monica Mountains, Temescal Canyon Temescal Canyon; Santa Monica Mountains, Temescal Canyon Comment
  RSA599350  Solanum douglasii Louis C. Wheeler 1968-3-17 s.n. Los Angeles Morgan Canyon at Ferguson Motorway 488 Comment
  SEINET7262438 Image available Solanum douglasii Unknown 2015-4-4 1219 Los Angeles Pasadena Comment
  UCSB9431  Solanum douglasii Olsen, Meryl 1954-4-15 Los Angeles Claremont; San Gabriel Mtns 365 Comment
  CSUSB798  Solanum jasminoides Virginia M. Bolton 1966-3-6 Los Angeles City of Claremont, vicinity of 427 Yale Ave. Comment
  UCR99652  Solanum nigrum Scott D. White 1992-10-8 890 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  POM219191  Solanum physalifolium var. nitidibaccatum Louis C. Wheeler 1932-8-11 1130 Los Angeles 2 mi. NE La Verne. Damp sunny clay soil. 381 Comment
  RSA79502B  Solanum rostratum F. W. Peirson 1906-7-19 1081 Los Angeles Sink near Inglewood. Comment
  RSA0048365  Solanum tuberosum Elwood Fordham 1951-4-15 s.n. Los Angeles Topanga. Kneen Place. 243 Comment
  CAS-BOT-BC154695  Solanum umbelliferum C. F. Baker 1903-3-16 4059 Los Angeles Claremont Comment
  CAS-BOT-BC154723  Solanum umbelliferum T. S. Ross; D. Banks 1994-4-13 7552 Los Angeles Liebre Mountains. Lower Spunky Canyon: easterly slope at the effluence of the canyon into Bouquet Reservoir 919 Comment
  CAS-BOT-BC156776  Solanum umbelliferum E. C. Twisselmann 1959-6-2 5328 Los Angeles Summit of Liebre Mountains 1676 Comment
  CAS-BOT-BC83637  Solanum umbelliferum L. Abrams 1902-6-29 2586 Los Angeles Mt. Wilson. 1524 Comment
  POM177968  Solanum umbelliferum Joseph A. Ewan 1931-2-20 4029 Los Angeles Dry canyon near Westwood. Comment
  RSA2004  Solanum umbelliferum Carl B. Wolf 1931-5-13 2000 Los Angeles Pacoima Wash, near bridges on road from Tujunga to San Fernando 366 Comment
  SEINET3162623  Solanum wallacei G. B. Grant, W. Wheeler 1904-1 sn Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  NY820382  Solanum xanti L. Abrams 1908-6-20 380 Los Angeles Liebre Mountains 1463 Comment
  RSA473688  Solidago confinis L. E. Hoffman 1932-8-10 s.n. Los Angeles Verdugo Woodlands, Glendale. Comment
  CAS-BOT-BC365035  Solidago velutina subsp. californica C. F. Baker 1903-9-20 3690 Los Angeles San Antonio Canon [Canyon] near Claremont Comment
  UC57407  Solidago velutina subsp. californica J. H. Barber 1897-9-29 286 Los Angeles Santa Monica Forestry Station Comment
  RSA0069885  Sonchus oleraceus R. G. Swinney 2010-2-27 11751 Los Angeles Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  POM352405  Sorghum halepense Bonnie C. Templeton 1934-10-13 4805 Los Angeles Los Angeles River Comment
  RSA591660  Sorghum halepense L. C. Wheeler 1966-9-21 8897 Los Angeles San Gabriel Mountains, north fork San Gabriel Canyon, 1/4 mile downhill from intersection of main road to upper Bichota Canyon. 854 Comment
  JEPS32244  Sparganium erectum subsp. stoloniferum Ernest Braunton Jul 1902 571 Los Angeles Los Angeles River Comment
  RSA0031717  Spartium junceum Dana Roche 1998-5-3 6 Los Angeles Mt. Baldy Road 2.6 miles from the intersection of Mils Ave and Mt. Baldy Rd. East side of road. 731 Comment
  UC1922656  Spartium junceum Valerie Soza, L. Lubinsky 2001-5-16 1231 Los Angeles Transverse Ranges; Verdugo Mountains region; Southeastern edge of Verdugo Mountains, Las Flores Motorway, above Dead Horse Canyon 473 Comment
  UCR64455  Spergula arvensis Anstruther Davidson 1893-6-12 s.n. Los Angeles Pasadena Comment
  RSA0097878  Spergularia bocconi R. G. Swinney 2009-3-10 10082 Los Angeles Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park. South of Hwy 39. 296 Comment
  RSA0096646  Spergularia bocconi Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 SCa- 620 Los Angeles Santa Catalina Island. Ca. 0.7 road miles above Wrigley Memorial. Upper portion of Avalon Canyon watershed, along Memorial Road. 213 Comment
  UCR65521  Spergularia macrotheca Aaron Liston, Orlando Mistretta, L. Rieseberg 1989-4-28 797 1 Los Angeles Channel Islands, San Clemente Island, terrace above China Point, S end of island Comment
  RSA0098388  Spergularia macrotheca J. C. Roos 1937-6-29 1486 Los Angeles Malibu Beach. Comment
  SBBG13281  Spergularia macrotheca var. macrotheca M. A. Piehl 1962-6-9 62361 Los Angeles China Pt, S of lighthouse 3 Comment
  SD85139  Spergularia macrotheca var. macrotheca E. R. Blakley 1963-12-7 6319 Los Angeles San Clemente Island; west of Pyramid Head, south of Lighthouse. 299 Comment
  SBBG130712  Spergularia villosa S. A. Junak 2000-5-6 SCa 1270 Los Angeles small reservoir [Deep Tank], S side of Upper Empire Quarry Rd, 0.8 mi W of intersection with rd to Empire Landing housing 97 Comment
  UCR124477  Sphenosciadium capitellatum B. C. Templeton 1932-7-20 5005 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UCR136832  Stachys albens John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  RSA446655  Stachys bullata E. Crow 1929-5-5 354 Los Angeles Santa Monica Mountains: Pacific Palisades. Comment
  SDSU12067  Stachys bullata Jennifer Swenson, David Shaari 1995-5-1 IV 95 B Los Angeles Off of Kanan-Dume Rd, past big curve, 3 mile southo f Latigo Canyon Rd, gatedirt road on west side; 1/2 mile beyond gate on southwest side of road. (USGS 7/5' Pt. Dume Quadrangle) 419 Comment
  SBBG126888  Stachys rigida var. quercetorum A. Parikh, N. Gale 2011-5-12 3384 Los Angeles Chino Hills, Upper Sonome Cyn, 1.1 km S of Tonner Cyn 386 Comment
  LA32112  Stebbinsoseris heterocarpa Henry J. Thompson; 1959-4-4 Los Angeles Santa Monica Mountains, Point Dume, Zuma Beach 27 Comment
  RSA478121  Stellaria graminea L. C. Wheeler 1934-4-5 2512 Los Angeles 2 mi. NE La Verne Comment
  CAS-BOT-BC393694  Stellaria media P. A. Munz; R. D. Harwood 1920-3-1 4307 Los Angeles Cobol Canyon 426 Comment
  LA212134  Stellaria media Robin J. Tausch; 1963-2-24 s.n. Los Angeles Field N side of Ventura Blvd. 243 Comment
  RSA478170  Stellaria media Ora M. Clark 1929-1-6 1455 Los Angeles Elysian Park, L.A. Comment
  RSA656060  Stellaria nitens James Henrickson 1985-3-30 19792 Los Angeles Ca. 3 air mi. nnw. of Newhall in proposed North Hills development just north of Santa Clara River and just e. of San Francisquito Creek 354 Comment
  CAS-BOT-BC375138  Stephanomeria cichoriacea Fordyce Grinnell, Jr. 1903-12-22 42 Los Angeles Arroyo Seco canon [Canyon], near Pasadena Comment
  RSA547486  Stephanomeria cichoriacea Timothy S. Ross, Orlando Mistretta 1992-7-24 6758 Los Angeles 86 degrees ENE, 1100 m distant from Strawberry Peak summit Comment
  SEINET11800542  Stephanomeria cichoriacea J. F. Bright, Wyman, C. 1931-1 5669 Los Angeles around Hollywood Comment
  CAS-BOT-BC375479  Stephanomeria exigua subsp. exigua Prof. W. R. Dudley 1907-12-4 s.n. Los Angeles Near sanatorium, Monrovia Comment
  RSA5497  Stephanomeria pauciflora var. pauciflora C. B. Wolf 1932-8-11 4010 Los Angeles Big Rock Creek. Desert Slope of San Gabriel Mountains. 1/8 mile below Big Rock Creek Ranger Station 1066 Comment
  UCR277173  Stephanomeria virgata R. G. Swinney 2010-10-5 13968 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  UCR270534  Stipa coronata R. G. Swinney 2010-4-13 12177 Los Angeles San Gabriel Mountains, 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom 610 Comment
  UCR193532  Stipa hymenoides R. G. Swinney 1999-6-18 7297 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1732 Comment
  LA94352  Stipa lepida A. M. Johnson; 1932-5-5 4054 Los Angeles SANTA MONICA MOUNTAINS, Bel Air Estates. Comment
  RSA0124075  Stipa pulchra Lyman Benson 1946-3-26 12284 Los Angeles Midway between Pomona and Brea. Puente Hills Mt. Range. Pacific Slope drainage area. 274 Comment
  SBBG131683  Stylocline gnaphaloides S. A. Junak 1999-4-24 SCa 862 Los Angeles main rd, just S of [airport] rd 445 Comment
  UCR194729  Stylocline gnaphaloides Valerie Soza, Laura Moore 2000-5-10 831 Los Angeles Transverse Ranges: Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive at fire gate to powerlines 595 Comment
  OBI56531  Stylocline masonii Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4965 a Los Angeles Soledad Cyn Wash (easterly extension of the Santa Clara river wash system); broad sandy wash 2600 ft ESE of Acton. T5 R13W, SE/4 SE/4 sect 36, Acton 7.5 USGS quad 829 Comment
  UC1046630  Swertia neglecta Victor Duran 1933-7-8 3501 Los Angeles Horse Flats San Gabriel Mountains 1676 Comment
  UCD137424  Symphoricarpos albus var. laevigatus J. E. Law Date Unknown 257 Los Angeles Eaton Canyon Trail, over Oak Flat. Comment
  POM8077  Symphoricarpos mollis P. A. Munz 1920-5-17 3988 Los Angeles Topanga Canyon, Santa Monica Mountains 152 Comment
  SBBG112961  Symphoricarpos mollis S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-6-11 SCa 709 Los Angeles mouth of small cyn just SE of Frog Rock 3 Comment
  RSA702441  Symphyotrichum greatae Scott D. White 2004-7-28 10650 Los Angeles San Gabriel Mountains: Clear