Search Results — 2000 specimen records retrieved (1569 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SBBG38783  Abronia maritima M. B. Dunkle 1939-4-5 7278 Los Angeles sandy beach, Pyramid Cove Comment
  JEPS61208  Abronia pogonantha Frank W. Peirson 1921-5-19 2414 Los Angeles San Gabriel Mountains, Little Rock Creek 1036 Comment
  UC557643  Abronia umbellata Nell Murbarger April, 1936 144 Los Angeles San Clemente Island Comment
  RSA460983  Abronia umbellata Tisdale 1929-4-15 s.n. Los Angeles Sand Dunes El Segundo Comment
  RSA235093  Abronia villosa var. villosa N. Riden 1971-5-2 45 Los Angeles 15 miles east of Palmdale on So. slope of Lovejoy Buttes in Mojave Desert 915 Comment
  RSA651427  Acacia cultriformis M. L. Becker 1948-2-13 s.n. Los Angeles Priv. Res. Los Angeles 30 Comment
  UCR90957  Acacia cyclops Scott D. White 1996-4-9 3882 Los Angeles Pacific Coast, Marina del Rey area, Ballona Creek floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd 30 Comment
  CAS-BOT-BC331562  Acer macrophyllum J. H. Thomas 1957-5-11 6755 Los Angeles San Gabriel Mountains about 3 miles N of La Canada near Angeles Crest Hwy. 762 Comment
  LA31593  Acer macrophyllum Peter H. Raven; Henry J. Thompson 1959-6-4 14352 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, 1.1 mi N of US Hwy 101 Alt. [Pacific Coast Hwy]. 91 Comment
  POM293344  Acer macrophyllum Lyman D. Benson 1945-6-5 11752 Los Angeles Cold Spring, 2.5 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mountains. Pacific Slope Drainage 1372 Comment
Read comments
Apr 7 2014
  UC1211167  Acer macrophyllum Huron H. Smith 1912-4-30 4864 Los Angeles Mt. Wilson 1219 Comment
  SEINET7893902  Acer macrophyllum G. B. Grant 1903-1 17 Los Angeles Mt. Wilson, So Cal. Comment
  CAS-BOT-BC21678  Achillea millefolium E. R. Blakley 1962-6-10 5219 Los Angeles Wilson Cove. San Clemente Island. 9 Comment
  SBBG12510  Achillea millefolium P. H. Raven 1962-4-11 17303 Los Angeles ca. 1 mi S of Wilson Cove 121 Comment
  UC166770  Achillea millefolium George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 18 -4923 Los Angeles Santa Catalina Island Comment
  UCR129417  Achillea millefolium A. C. Sanders, Mark Elvin 2002-6-20 25230 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  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-BC211922  Achnatherum coronatum W. A. Silveus 1938-6-18 3697 Los Angeles Mt. Wilson, Coast Range Comment
  UC641627  Achnatherum hymenoides G. L. Stebbins Jr. 1939-6-16 2860 Los Angeles 5 mi s Gorman (along US Hwy 99) 1005 Comment
  SEINET5585768  Achnatherum occidentale subsp. californicum A. A. Beetle 1942-1 3641 Los Angeles San Bernardino Mountains, Rt. 2, 2 miles north of Big Pine Camp Comment
  SBBG33426  Achnatherum speciosum A. D. E. Elmer -Jun-1902 3709 Los Angeles Acton Comment
  UC15675  Acmispon argophyllus var. argenteus Dr. A. Davidson 1891-1 5 Los Angeles Catalina Island. Comment
  UCSB31364  Acmispon argophyllus var. argenteus Parker, V. 1974-3-27 Los Angeles Fisherman's Cove, Santa Catalina Island Comment
  SD90126  Acmispon glaber L. B. Ware 1971-6-10 103 Los Angeles Playa del Rey, field west of Saint Bernard High School, in ancient sand dune soil Comment
  SBBG98572  Acmispon glaber T. Ross, A. Ross 1991-6-3 5515 Los Angeles near the base of Elephant Hill, W Pomona 249 Comment
  SDSU4346  Acmispon glaber Gerald Collier 1951-3-16 3648 Los Angeles Faculty hill; 1/4 mile west of UCLA campus. Comment
  UCD170828  Acmispon glaber var. brevialatus R. G. Swinney 2009-6-17 11175 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
  UCD104127  Acmispon glaber var. brevialatus Geoffrey Levin 1974-5-2 68 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. 335 Comment
  SD13186  Acmispon maritimus Edith A. Purer 1935-5-11 6549 Los Angeles Santa Monica Mountains, Malibou Road, hillside Comment
  SD69608  Acmispon maritimus Robert F. Thorne 1966-4-28 36198 Los Angeles Santa Catalina Island, Pebbly Beach Canyon, dry rocky slope along road to Renton Mine 244 Comment
  SBBG130701  Acmispon micranthus S. A. Junak 2000-5-6 SCa 1273 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
  SFV1851  Acmispon strigosus P. G. Kilburn 1958-4-18 753 Los Angeles Solemint Canyon about 3 miles south of junction with U.S. Highway 6. Comment
  LA33634  Acmispon wrangelianus Peter H. Raven; Henry J. Thompson 1959-5-5 14115 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  SBBG131132  Acmispon wrangelianus S. A. Junak 1999-5-21 SCa 968 Los Angeles ridge just E of KBRT Radio Station, along S side of Airport Rd, on E side of KBRT Valley 445 Comment
  LA105116  Acourtia microcephala Barry A. Prigge; 1988-7-9 8268 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, Calabasas, 0.4 mi SE of N-jtn of Mulholland Hwy and Old Topanga Rd, S of Calabasas High School. 377 Comment
  LA35984  Acourtia microcephala Peter H. Raven; 1960-5-15 15376 Los Angeles SANTA MONICA MOUNTAINS, Piuma Road, 5.1 mi. NW of Rambla Pacifica. 213 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
  SD107826  Acourtia microcephala Mark Hoefs 1973-7-13 374 Los Angeles Middle Ranch Canyon, just above reservoir on northside of main road, Santa Catalin Island. Comment
  UC485227  Acourtia microcephala J. Grinnell 1903-7-3 Los Angeles Arroyo Seco Pasadena Comment
Read comments
Jul 24 2012
  CHSC95533  Adenostoma fasciculatum LeRoy Gross; Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1087 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
  UC1584250  Adenostoma fasciculatum Tim Ross and Steve Boyd 1990-6-6 2828 Los Angeles Green Valley Pasture in San Francisquito Canyon; Lake Hughes U.S.G.S. 7.5' Quad., , Gr 926 Comment
  RSA729403  Adiantum aleuticum R. G. Swinney 1998-10-3 7008 Los Angeles San Gabriel Mtns.: upper Fish Fork San Gabriel River., c. 1 mile east (upstream) from upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge 2012 Comment
  UCR272619  Adiantum capillus-veneris R. G. Swinney 2011-10-27 15935 Los Angeles San Gabriel Mountains, 1.4 miles east (downstream) from entrance gate to Cogswell Dam, at confluence of Butterfield Cyn. and W Fork San Gabriel River, along West Fk. Natl. Scenic Bikeway 634 Comment
  RSA687681  Adiantum capillus-veneris May N. Ackley 1923-1 6 Los Angeles [no locality information provided] 335 Comment
  SFV14728  Adiantum capillus-veneris J. C. Dittes, P. Dittes 1989-10-28 13 Los Angeles San Gabriel Mountains West Fork of San Gabriel River. About 1 mile up river from highway. 671 Comment
  RSA729409  Adiantum jordanii R. G. Swinney 1999-4-9 7083 Los Angeles San Gabriel Mtns.: Mouth of Peacock Canyon, at conlfuence with Cattle Canyon 640 Comment
  UC450863  Adiantum jordanii Fay A. MacFadden 1931-3-29 54 F Los Angeles Tuna Canyon; Verdugo Hills Comment
  RSA687688  Adiantum jordanii May N. Ackley 1931-3-8 10 Los Angeles Santa Susana Pass. Comment
  RSA602481  Ageratina adenophora Scott D. White 1997-5-8 5090 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir. 365 Comment
  UCR4759  Ageratina adenophora R. Oshima 1963-1 s.n. Los Angeles San Gabriel Mtns., 4 mi. up Cloverleaf Canyon Dr. above Monrovia Comment
  RSA418532  Ageratina adenophora Karlin G. Marsh 1984-3-31 339 Los Angeles shaded areas under oaks or in canyons, hills north of Monrovia Comment
  RSA638207  Ageratina adenophora Louis C. Wheeler 1973-1 s.n. Los Angeles Pasadena: South Arroyo Parkway. Comment
  RSA748487  Ageratina occidentalis Orlando Mistretta 1992-7-6 639 Los Angeles From confluence of Cooper and Buckhorn Canyons, upstream to falls of Buckhorn Creek, near Campground. Comment
  RSA587283  Agoseris retrorsa Timothy S. Ross, Steve Boyd 1990-5-17 2559 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  RSA384959  Agrostis exarata Samuel R. Tyson 1943-9-1 s.n. Los Angeles San Dimas Canyon. [San Gabriel Mountains] 1372 Comment
  RSA228965  Agrostis idahoensis R. F. Thorne 1971-8-25 41313 Los Angeles San Gabriel Mountains, Angeles National Forest: At Windy Spring on N slope of Mt. Islip. 2256 Comment
  CLARK-A1528-4082  Ailanthus altissima Alfred R. Roos 1949-7-21 Los Angeles Los Angeles Comment
  POM177864  Alchemilla occidentalis Robert F. Thorne, Percy C. Everett 1965-5-11 34672 Los Angeles Santa Catalina Island. Near road to Hay Press. 457 Comment
  RSA286670  Allium campanulatum Robert F. Thorne, Larry E. DeBuhr 1974-6-28 44770 Los Angeles San Gabriel Mountains, Angeles Naiional Forest: Big Meadow, Big Pines Recreational area near headwaters of Mescal Creek 2104 Comment
  RSA0073266  Allium fimbriatum var. fimbriatum Orlando Mistretta, Christine Mistretta 2005-4-21 2071 Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  RSA639734  Allium haematochiton L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mountains: Divide between west fork Ebey & Little Tujunga Canyons. 609 Comment
  RSA70459  Allium monticola F. W. Peirson 1921-6-16 5223 Los Angeles north slope of Mt. Waterman 2133 Comment
  CAS-BOT-BC476832  Allium validum Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains. Table Mountain, above Wrightwood, in yellow-Jeffrey pine forest. 2133 Comment
  RSA410091  Allophyllum glutinosum Anstruther Davidson 1890-3-24 s.n. Los Angeles [__] Reservoir. L.A. Comment
  CAS-BOT-BC170972  Alnus rhombifolia Lewis S. Rose 1935-12-26 34503 Los Angeles Arroyo Seco, Altadena Comment
  SEINET10970466  Alyssum alyssoides E. R. Blakley 1958-5-9 Blakely 2268 Los Angeles Perennial. Fls purple. Few, well drained slopes of granite loam soil, sun. Rolling grasslands. Hills 2 mi. E of gorman, n of st hwy 138. 1097 Comment
  POM714  Amaranthus blitoides I. M. Johnston 1918-7-29 2098 Los Angeles El Monte. Along Railroad. 91 Comment
  SBBG72685  Amaranthus blitoides R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  RSA750232  Amaranthus blitum A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37066 Los Angeles Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  UCR209305  Amaranthus deflexus A. C. Sanders, Lorraine Weller, Alejandra Martinez B. 2009-9-16 37182 Los Angeles Los Angeles Basin Region, Los Angeles, Watts area, Bouganvilla Community Garden, East 103rd St. at Grape St. 33 Comment
  POM715  Amaranthus hybridus I. M. Johnston 1918-9-21 s.n. Los Angeles Upland. Comment
  RSA611920  Amaranthus retroflexus L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  JEPS30624  Amblyopappus pusillus Peter H. Raven 1959-4-4 13947 Los Angeles sand of stabilized dunes Point Dume; Santa Monica Mountains 9 Comment
  SBBG32084  Amblyopappus pusillus R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -232 Los Angeles Indian Head Pt Comment
  UCR121674  Amblyopappus pusillus J. R. Ekhoff 2001-5-16 s.n. Los Angeles Channel Islands, north end of San Clemente Island, around new nursery 500 ft. south of Natural Resources office on south side of base headquarters, c. 1.5 mi. SE of airfield 30 Comment
  CAS-BOT-BC42894  Ambrosia acanthicarpa Timothy S. Ross; Steve Boyd 1994-9-21 8311 Los Angeles Liebre Mountain: southwesterly slope at the W end of the Mtn., along FSR 7N23, ca 1080 m SW of Sandberg Traingulation Pt 1470 Comment
  RSA589100  Ambrosia acanthicarpa Orlando Mistretta 1994-9-13 1457 Los Angeles San Gabriel Mountains; Santiago Canyon; Santiago Creek near jct. of Forest Road 4N20 and BM 3980. 1213 Comment
  UC557657  Ambrosia chamissonis Nell Murbarger 1936-5-1 214 Los Angeles Northwest Harbor; San Clemente Island Comment
  UC557659  Ambrosia chamissonis Nell Murbarger 1936-5-1 207 Los Angeles San Clemente Island Comment
  JEPS4067  Ambrosia confertiflora J. Thomas Howell 1927-11-18 3206 Los Angeles Los Angeles Comment
  JEPS30439  Ambrosia confertiflora Peter H. Raven 1959-11-7 14733 Los Angeles just below Hollywood Reservoir; Santa Monica Mountains 182 Comment
  UCR109689  Ambrosia dumosa R. D. Goeden, Don W. Ricker 1970-4-30 s.n. Los Angeles Mojave Desert, c. 7.5 mi. SE of Llano, SW side of State Hwy 138, 1.8 mi. SE of Pearblossom Highway 1073 Comment
  UCR222752  Ambrosia dumosa R. G. Swinney 2009-4-29 10565 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
  RSA710803  Ambrosia salsola var. salsola LeRoy Gross 2005-5-3 2247 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
  RSA0107833  Ammannia coccinea Steven A. Junak 2000-6-29 SCa- 1349 Los Angeles Santa Catalina Island. N end of Haypress Reservoir. 399 Comment
  CAS-BOT-BC180604  Amorpha californica var. californica Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Mts. Comment
  RSA0079969  Amsinckia intermedia Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 114 Los Angeles San Clemente Island. Comment
  POM369891  Amsinckia menziesii M. B. Dunkle 1929-3-17 2062 Los Angeles Cape Canyon, Santa Catalina Island. Comment
  LA40186  Amsinckia menziesii A. M. Johnson; 1933-4-18 sn Los Angeles U.C.L.A. Botanical Garden Comment
  RSA526536  Amsinckia spectabilis Steve Boyd, L. Arnseth, Timothy S. Ross 1990-4-7 4274 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  POM369898  Amsinckia spectabilis F. R. Fosberg 1932-3-28 10618 Los Angeles San Pedro hills, Palos Verdes Estates. 50 Comment
  UC479943  Amsinckia tessellata var. tessellata E. L. Greene March 1885 Los Angeles San Fernando Comment
  RSA593763  Ancistrocarphus filagineus Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8548 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  RSA503859  Anemopsis californica M. B. Dunkle 1933-5-30 3563 Los Angeles Carbon Canyon. Comment
  JEPS32856  Anisocoma acaulis E. R. Blakley 1958-5-9 2265 Los Angeles hills 2 mi e Gorman 1097 Comment
  RSA0135656  Anisocoma acaulis David E. Bramlet 2016-6-2 5313 Los Angeles Mt. Emma Road, 3,900 ft. northeast of Angeles Forest Highway, 6,000 ft. east of Kentucky Springs & 3,640 ft. south of BP&L Road. Northwest facing slope of Mt. Emma. 1209 Comment
  CAS-BOT-BC84663  Anthemis cotula Le Roy Abrams 1901-6-6 1732 Los Angeles Mesmer Comment
  UC831198  Anthemis cotula Ezra C. Knopf 114 Los Angeles Santa Catalina Island Comment
  RSA0073588  Antheropeas wallacei Orlando Mistretta, Christine Mistretta 2003-4-30 1981 Los Angeles Saddleback Butte State Park. 824 Comment
  UCR220371  Anthriscus caucalis R. G. Swinney 2009-4-16 10363 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  RSA425782  Antirrhinum coulterianum Fordyce Griffiths Jr. 1910-04 s.n. Los Angeles San Rafael Hills, Pasadena. Comment
  POM72419  Antirrhinum kelloggii Philip A. Munz 1925-4-23 9431 Los Angeles San Gabriel Canyon. 488 Comment
  RSA425829B  Antirrhinum kelloggii Albert J. Perkins 1920-2-16 s.n. Los Angeles Glendora, Little Dalton Trail Comment
  UCR213779  Antirrhinum multiflorum Scott D. White, Justin M. Wood 2009-5-6 12651 Los Angeles San Gabriel Mountains, San Gabriel River - West Fork, dirt road between Cogswell Dam and fill slope on the south side of Cogswell Reservoir 808 Comment
  UCR216453  Antirrhinum multiflorum Nolan M. Ung 2008-5-26 042 Los Angeles San Gabriel Mountains, San Antonio Canyon above Upland, south of Mt. Baldy Village at Angeles National Forest fire station, just north of Shinn Rd., near San Bernardino Co. line 762 Comment
  JEPS30731  Antirrhinum nuttallianum subsp. subsessile Peter H. Raven 1962-3-27 16998 Los Angeles 1.4 mi e Portugese Bend (along Palos Verdes Drive); Palos Verdes Hills Comment
  CAS-BOT-BC218509  Apiaceae Elizabeth McClintock 1965-7-2 239 Los Angeles Table Mountain, above Wrightwood, San Gabriel Mountains 2133 Comment
  RSA3572  Apiastrum angustifolium C. B. Wolf 1932-5-12 3585 Los Angeles Santa Catalina Island, 1.5 miles from Little Harbor , on road to Isthums 91 Comment
  RSA151009  Apiastrum angustifolium P. H. Raven 1962-5-7 17584 Los Angeles San Clemente Island, 1 mile south of Wilson Cove 23 Comment
  SD181726  Apocynum cannabinum LeRoy Gross, Naomi Fraga, et al. 2003-6-19 1109 Los Angeles Verdugo Mountains region: North side of mountains. West of Haines Canyon Park, off of Estepa Drive in Tujunga. 456 Comment
  UCR258918  Apocynum cannabinum R. G. Swinney 2010-9-13 13814 Los Angeles San Gabriel Mountains, c. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek 1244 Comment
  RSA330756  Aquilegia formosa Wayne E. Sawyer 1981-6-11 10 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39, 1.8 miles from Dawson Saddle 2287 Comment
  RSA729606  Aquilegia formosa R. G. Swinney 1998-7-10 6368 Los Angeles confluence of Bear Gulch and Prairie Fork Canyon, souh side of canyon along Prairie Fork sream. Riparian zone in mantane coniferous forest; with Alnus rhombifolia. 1488 Comment
  UCR179712  Arabis glabra R. G. Swinney, Dave Larson 1996-7-17 5125 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  UCR202535  Arabis platysperma R. G. Swinney 2001-8-9 8022 Los Angeles San Gabriel Mtns., Mount Williamson, third peak from east on the ridge 2513 Comment
  RSA0129044  Arabis platysperma var. platysperma Marcus E. Jones 1931-6-28 s.n. Los Angeles San Antonio Peak, north of Claremont. Comment
  UCR194987  Arabis repanda R. G. Swinney 1998-8-31 6883 Los Angeles San Gabriel Mtns., San Antonio Ridge, 1.1 mi. west of Mt. Baldy, east of saddle 2415 Comment
  UCR270870  Arabis repanda R. G. Swinney 2011-8-17 15631 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  UC2029927  Arabis sparsiflora var. arcuata S. D. White, Kent Hughes 2000-5-16 7835 Los Angeles SAN GABRIEL MTS.: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. Comment
  OBI54994  Arceuthobium campylopodum David J. Keil 1980-4-17 13807 Los Angeles Jctn Pine Cyn Rd and Three Points Rd Comment
  RSA636833  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1992-10-15 22122 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  SFV6480  Arctostaphylos glandulosa T. Gordon, W. C. Willig, K. A. Wilson, D. R. Perry 1974-4-26 179 Los Angeles San Gabriel Mountains Lone Pine Canyon Road, 3 miles from Cajon Pass. Comment
  UCR213773  Arctostaphylos glandulosa Scott D. White, Justin M. Wood 2009-5-6 12684 Los Angeles San Gabriel Mountains, San Gabriel River - West Fork, large fill slope on the south side of Cogswell Reservoir 915 Comment
  RSA626803  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1992-10-15 22104 Los Angeles S-facing slopes at end of Hwy 39, NW of Crystal Lk. 1720 Comment
  RSA626809  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley 1992-10-15 22091 Los Angeles S-facing slopes at end of Hwy 39, NW of Crystal Lk. 1720 Comment
  LA34181  Arctostaphylos glandulosa subsp. mollis Peter H. Raven; Henry J. Thompson 1959-2-25 13808 Los Angeles Santa Monica Mountains, 1.2 mi E of Saddle Peak 670 Comment
  SBBG112159  Arctostaphylos glandulosa subsp. mollis C. Bornstein, E. Collins 1997-4-14 Los Angeles Liebre-Sawmill Mtn Rd [USFS 7N23], Liebre Mtns 1684 Comment
  RSA631710  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15674 Los Angeles Angeles Forest Highway, 3 km north of Big Tujunga Canyon turnoff. 1150 Comment
  UC303641  Arctostaphylos glauca I. Johnston 1917-1-28 40 Los Angeles mouth of canyon San Antonio Canyon (rocky wash) Comment
  RSA634773  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20351 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  RSA634779  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20337 Los Angeles Road to Mt. Gleason, 5.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA634793  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20552 Los Angeles 2 km NW of Chilao Cpgrd., San Gabriel Mtns. 1670 Comment
  RSA635163  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20282 Los Angeles Angeles Forest Hwy., 1.7 km N of Mill Creek Summit. San Gabriel Mtns. 1385 Comment
  RSA635169  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22033 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA238250  Arctostaphylos patula R. F. Thorne 1969-7-2 38333 Los Angeles Cortelyou Spring ca. 1 mile E of Islip saddle, on Angeles Crest Hwy. 2072 Comment
  RSA635262  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20654 Los Angeles Angeles Crest Hwy., Eagle Roost Picnic Ground, 3.5 km west of old road to Crystal Lake. San Gabriel Mtns. 2030 Comment
  UCR204028  Arctostaphylos patula R. G. Swinney 2001-9-15 8152 Los Angeles San Gabriel Mountains, Mt Islip 2515 Comment
  UCR129659  Arenaria douglasii F. R. Fosberg 1931-4-29 S- 04721 Los Angeles Channel Islands, Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  UCR191681  Arenaria douglasii T. B. Salvato 2008-4-22 3318 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  UCR197772  Arenaria douglasii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 65 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
  RSA773295  Arenaria macradenia R. G. Swinney 2009-6-24 11282 Los Angeles Pacifico Mountain Road, 1 mile east of Angeles Forest Hwy at Mill Creek Summit 1604 Comment
  SD1589  Arenaria macradenia Ruth B. Randall 1931-7-1 185 Los Angeles Big Pines, near Los Angeles. Comment
  POM353  Arenaria macradenia var. arcuifolia L. R. Abrams, E. A. McGregor 1908-6-20 357 Los Angeles Liebre Mts. 1524 Comment
  RSA0034962  Argemone munita subsp. argentea Carol Haines 1964-5-23 157 Los Angeles 13 miles from beginning of Old Ridge Route. 944 Comment
  CAS-BOT-BC401706  Argemone munita subsp. munita Gerald B. Ownbey; Findley Ownbey 1954-5-29 2121 Los Angeles San Francisquito Canyon, 8.8 miles n. of Saugus Comment
  CAS-BOT-BC84975  Artemisia californica L. R. Abrams; I. L. Wiggins 1931-7-6 392 Los Angeles Vicinity of Mosquito Harbor, San Clemente Island - Channel Islands Comment
  UC1119313  Artemisia californica A. D. Gifford 1935-1-7 409 Los Angeles 6 1/2 mi ese Whitaker Peak; Tejon Quadrangle 518 Comment
  POM199711  Artemisia douglasiana I. W. Clokey, B. C. Templeton 1929-06 4594 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  RSA0069204  Artemisia douglasiana R. G. Swinney 2010-6-8 13192 Los Angeles Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail. 546 Comment
  UC527636  Artemisia dracunculus C. B. Wolf 1931-7-2 2266 Los Angeles 1/2 mi above bridge on road from Sunland to San Fernando; Little Tujunga Wash Comment
  CAS-BOT-BC93866  Artemisia dracunculus George L. Moxley 1920-8-28 818 Los Angeles Garapito Canyon, Santa Monica Mts. Comment
  CAS-BOT-BC93700  Artemisia ludoviciana subsp. incompta C. B. Wolf 1931-10-23 2492 Los Angeles Swartout Valley, 1 mile east of Wrightwood Lodge, San Gabriel Mts. 1828 Comment
  RSA70336  Asclepias californica F. W. Peirson 1929-7-1 8449 Los Angeles Mt. Pacifico. 1905 Comment
  SD215380  Asclepias californica Louis C. Wheeler 1946-8-24 6244 Los Angeles San Gabriel Mountains: Wawona Lodge (site) adjacent to Crystal Lake 1698 Comment
  RSA0104736  Asclepias eriocarpa Scott D. White, Justin Wood 2008-6-4 12052 Los Angeles Puente Hills: SE of Rose Hills Memorial Park, adjacent to agricultural land. SCE corridor, site of proposed tower 25. 335 Comment
  SBBG58671  Asclepias eriocarpa R. Hoffmann 1927-6-13 Los Angeles near Chandler's Comment
  RSA314165  Asclepias eriocarpa W. Wisura 1983-8-4 3925 Los Angeles San Gabriel Mtns: Johnson's Pasture, Claremont. Comment
  RSA367419  Asparagus officinalis F. R. Fosberg 1931-7-10 S- 5368 Los Angeles Eagle s Nest. Middle Ranch Canyon, Santa Catalina Island. 180 Comment
  CAS-BOT-BC68858  Aspidotis californica John Thomas Howell 1928-2-9 3324 Los Angeles San Gabriel Mts. - On trail between Sierra Madre and Santa Anita Canyon Comment
  UCR150861  Aspidotis californica R. G. Swinney, Dave Larson 1999-5-15 7145 Los Angeles San Gabriel Mtns., Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 549 Comment
  UCR208182  Aspidotis californica I. W. Clokey, B. C. Templeton 1929-1 4435 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA0065480  Aspidotis californica Hurley, Witt, Smith, Prieur, Goebel 1949-2-7 s.n. Los Angeles Santa Anita Canyon. 487 Comment
  CAS-BOT-BC68799  Asplenium vespertinum George L. Moxley 1920-11-28 871 Los Angeles San Gabriel Canyon Comment
  RSA0011733  Asplenium vespertinum Robert Kessler 1927-1 25 Los Angeles San Gabriel Mountains. 762 Comment
  UC111288  Astragalus brauntonii Ernest Braunton May 1907 1281 Los Angeles Sherman Comment
  UCR186849  Astragalus brauntonii Naomi Fraga, Janell Cassianni, T. Thibault 2006-5-10 1679 Los Angeles Western Transverse Range; Santa Monica Mtns., open fuel break near trail edge on Temescal Ridge 305 Comment
  NY621863  Astragalus brauntonii G. T. Hastings 1942-6-9 s.n. 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
  UCR126757  Astragalus didymocarpus A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26134 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  UCR184541  Astragalus didymocarpus A. C. Sanders, T. B. Salvato 2007-4-24 33507 Los Angeles Tehachapi Mountains, hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1082 Comment
  CAS-BOT-BC182582  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
  UC1128780  Astragalus douglasii var. douglasii A. D. Gifford 1935-4-21 616 Los Angeles 3 mi nnw Manzana; Tejon Quad., nnw of Manzana Comment
  UC1294277  Astragalus douglasii var. douglasii P. C. Everett and E. K. Balls 1959-5-22 23809 Los Angeles Holiday Hill San Gabriel Mts., Big Pine, Holiday Hill (Big Pine, Hwy 2, San Gabriel Mts.) 1950 Comment
  RSA415514  Astragalus gambelianus F. R. Fosberg 1931-5-7 54841 Los Angeles Santa Catalina Island. Cape Blanco, Cottonwood Canyon. 200 Comment
  RSA596364  Astragalus gambelianus R. G. Swinney 1969-5-10 454 Los Angeles in and near city of Glendora. 0.5 mi N of Sierra Madre Ave., N of Highcrest Ave. 366 Comment
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Apr 25 2010
  SBBG98613  Astragalus gambelianus T. Ross 1991-4-21 4556 Los Angeles ridgetop between Turnbull and Sycamore Cyns; Whittier Hills 320 Comment
  POM19199  Astragalus lentiginosus var. variabilis P. A. Munz 1923-5-27 6907 Los Angeles San Gabriel Mountains: Pallett Creek. Comment
  CAS-BOT-BC187571  Astragalus miguelensis Peter H. Raven 1962-4-11 17259 Los Angeles San Clemente Island. On sandy beach due west of Wall 2 6 Comment
  RSA415609  Astragalus miguelensis F. H. Elmore 1939-11-24 3 -82 Los Angeles Northwest Harbor of San Clemente Island. Comment
  RSA515092  Astragalus miguelensis Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-28 801 -2 Los Angeles San Clemente Island: main dunes area at Darter Road, NW part of the island Comment
  SD85145  Astragalus nevinii E. R. Blakley 1963-12-8 6412 Los Angeles San Clemente Island, north of west Cove at Sand Point near Triangulation Point 'Driggs', old sand dunes back from beach 7 Comment
  NY345444  Astragalus pycnostachyus var. lanosissimus S. B. Parish 1117 Los Angeles Ballona Rancho Comment
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Mar 12 2011
  SBBG38921  Astragalus trichopodus var. lonchus E. R. Blakley 1963-4-7 5520 Los Angeles Middle Ranch Cyn, ca. 1 mi above Middle Ranch 228 Comment
  POM26174  Astragalus trichopodus var. lonchus Marcus E. Jones 1903-5-15 s.n Los Angeles Catalina Island. 30 Comment
  CAS-BOT-BC199096  Astragalus trichopodus var. phoxus Alice Eastwood; John Thomas Howell 1937-4-26 3940 Los Angeles Near Sangus. Comment
  LA200440  Astragalus trichopodus var. phoxus Louis Wheeler; 1931-11-11 345 A Los Angeles 518 Comment
  UC407299  Atriplex argentea var. mohavensis LeRoy Abrams 1902-8-22 2968 Los Angeles low ground near Mesmer; near Mesmer Comment
  RSA187741  Atriplex californica R. F. Thorne 1966-4-5 35837 Los Angeles Santa Catalina Island, along stream in Cottonwood Canyon 107 Comment
  UC110235  Atriplex californica T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  RSA0115409  Atriplex canescens R. G. Swinney 2010-10-5 13998 Los Angeles San Gabriel Mountains; Placerita Canyon, boundary of park, c. 20 meters south of Placerita Hwy, just north of Botany Nature Trail, east of Nature Center. 494 Comment
  UCR177453  Atriplex confertifolia LeRoy Gross 2005-5-19 2307 Los Angeles Western Mojave Desert, S of Ave A (Kern Count boundary) east of the #14 freeway. south of the city of Rosamond. Between 20th Street W and Sierra Highway. Started at Ave A 728 Comment
  UC850786  Atriplex coulteri F. R. Fosberg 1931-4-10 S 4560 Los Angeles Pacific Divide , Pacific Divide (Santa Catalina Island) 200 Comment
  RSA3033  Atriplex johnstonii C. B. Wolf 1931-12-30 s.n. Los Angeles Playa del Rey 30 Comment
  OBI35621  Atriplex lentiformis Rebecca Cicoria 1981-4-23 14 Los Angeles 1/2 mi from Rolling Hills Fire STation down Portuguese Canyon, Rancho Palos Verdes Comment
  SEINET4135193  Atriplex lentiformis Grant D. Brown 1950-11-24 569 Los Angeles Located 2 miles west of Topanga Canyon at base of coastal bluff.; 0 Comment
  UCR123630  Atriplex lentiformis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25485 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley 300 Comment
  CATA856  Atriplex leucophylla Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1665 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  CAS-BOT-BC176357  Atriplex parryi Eugene Wells 1909-11-27 s.n. Los Angeles Lancaster Comment
  UCR50425  Atriplex rhagodioides Bob Muns 1988-3-29 s.n. Los Angeles Pacific coast, Malibu Lagoon. 8 Comment
  RSA478344  Atriplex serenana var. davidsonii Blanche Trask 1901-03 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  UC56783  Atriplex serenana var. davidsonii Ernest Braunton Sep 1902 634 Los Angeles Cienega Comment
  IRVC28600  Atriplex serenana var. serenana A. C. Sanders, Mark Elvin 2002-6-19 25203 Los Angeles Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 282 Comment
  RSA678490  Atriplex watsonii Mark Elvin, Dylan Hannon, Gery Allan, Curtis Clark 1996-4-19 150 Los Angeles San Clemente Island. North Head (NE side). Lower terrace slopes. 12 Comment
  RSA155796  Atriplex watsonii P. H. Raven 1962-7-12 18010 Los Angeles near point at east end of Northwest harbor, San Clemente Island 30 Comment
  RSA582050  Avena barbata L. C. Wheeler 1934-4-15 2516 Los Angeles San Gabriel Mountains: Liveoak Canyon. 488 Comment
  SEINET3919642  Avena barbata Unknown 1961-4-30 33 Los Angeles On hillside along Highway 6, near Newhall.; 0 Comment
  CAS-BOT-BC145907  Avena fatua John H. Thomas 1957-5-17 6766 Los Angeles Los Angeles. Occidental College Campus. Near Moore Laboratory. Comment
  CATA603  Avena fatua Mark L. Hoefs 1991-4-7 1049 Los Angeles Santa Catalina Island: Divide Road, above Avalon Canyon 277 Comment
  RSA151279  Avena fatua P. H. Raven 1962-4-9 17133 Los Angeles Wilson Cove, San Clemente Island 61 Comment
  RSA593769  Avena fatua Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8562 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  LA11005  Avena fatua s.n. Los Angeles near summit, Ridge Route Comment
  UCR219933  Avena sativa R. G. Swinney 2009-4-16 10377 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel fire road, Van Tassel Canyon 439 Comment
  SBBG31306  Azolla filiculoides R. F. Thorne 1966-9-14 Los Angeles lower Middle Ranch Cyn, ca. 0.75 mi above Ben Weston Beach 53 Comment
  UCD170029  Azolla filiculoides Louis C. Wheeler 1933-7-15 1941 Los Angeles Los Angeles Basin, Los Angeles River at Los Feliz Blvd. 121 Comment
  SEINET175074 Image available Azolla mexicana M. E. Jones 1882-3-7 3043 Los Angeles Pasadena Comment
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May 1 2015
  LA203048  Baccharis glutinosa W. O. Griesel; Lee Haines 1935-10-20 sn Los Angeles Bouquet Canyon 761 Comment
  SBBG13541  Baccharis pilularis subsp. consanguinea E. R. Blakley 1962-10-3 5383 Los Angeles Wrigley Reservoir at summit of the island rd 426 Comment
  CAS-BOT-BC106753  Baccharis salicifolia June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island - Pebbly Beach Comment
  UCR190853  Baccharis salicifolia R. G. Swinney 1998-8-6 6690 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River 1037 Comment
  UC1587681  Baccharis salicifolia subsp. salicifolia Tim Ross 1991-3-9 4161 Los Angeles 300 ft sw of Colima Rd X Camino del Sur Whittier Hills (Whittier Hills (Puente Hills, pro parte)) 213 Comment
  UC53978  Baccharis salicifolia subsp. salicifolia H. P. Chandler 1907-9-9 7030 Los Angeles Ballona Marshes Comment
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Sep 26 2011
  CATA1906  Baccharis sarothroides Sarah Ratay, Vyki Englert 2009-11-29 110 Los Angeles Santa Catalina Island: Empire Fire perimeter (2006), in transect 2b line, uphill from old marble quarry 290 Comment
  UC1536833  Balsamorhiza deltoidea G. H. True Jr. 1935-3-27 177 Los Angeles 5 mi sw Palmdale 944 Comment
  CDA10479  Balsamorhiza deltoidea F. Blanc 1958-4-29 6 Los Angeles Junction Highway, 1384 Quail Lake Road, near Gorham. 0 Comment
  SBBG31490  Bassia hyssopifolia R. F. Thorne 1966-4-6 35922 Los Angeles W of Empire Landing 76 Comment
  RSA598293  Bellis perennis L. C. Wheeler 1947-5-11 6484 Los Angeles Arcadia. Rancho Santa Anita. Baldwin Estate, near coach house. Comment
  SDSU6484  Bellis perennis R. M. Beauchamp 1967-2-26 233 Los Angeles Growing in lawn in Vet's Park near Spring and Pacific Avenues in Long Beach City. Comment
  LA31647  Bidens pilosa Peter H. Raven; 1959-10-10 14617 Los Angeles Santa Monica Mountains, Westwood, UCLA campus 129 Comment
  RSA678138  Bituminaria bituminosa Valerie L. Soza, Monica Acosta, Tasha La Doux, Michael Wall 2001-6-28 1308 Los Angeles Upper Forest Service Road 2N66, between Fern Canyon and Pine Canyon. Comment
  UC30587  Blennosperma nanum var. nanum J. H. Barber 1897-2-3 294 Los Angeles near Wilmington Comment
  RSA652653  Bloomeria crocea B. Daniel Stickney 1981-5-23 33 Los Angeles San Jose Hills N of Cal Poly, Pomona. Comment
  SEINET12049473  Bloomeria crocea F. R. Fosberg 1931-1 54554 Los Angeles Avalon Canyon, Santa Catalina Island 130 Comment
  RSA177695  Bloomeria crocea var. crocea Robert F. Thorne, Percy C. Everett 1965-5-10 34467 Los Angeles Santa Catalina Island: N slope of Black Jack Mountain. 457 Comment
  CAS-BOT-BC482063  Bloomeria crocea var. crocea John H. Thomas 1957-5-17 6761 Los Angeles Occidental College Campus; Near Moore Laboratory Comment
  POM18010  Boechera P. A. Munz 1923-5-26 6860 Los Angeles Rock Creek 1768 Comment
  RSA0125879  Boechera Steve Boyd, Lauren Raz 1997-6-17 9949 Los Angeles Liebre Mountains region: Little Burnt Peak, at the divide between the head of Fish and Burnt canyons, north of Burnt Peak and southeast of Sawmill Mountain summit. 1597 Comment
  SBBG72277  Boechera arcuata R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk, Paradise Camp Comment
  CAS-BOT-BC16081  Boechera californica Timothy S. Ross 1992-4-21 6231 Los Angeles San Gabriel Mountains. West and southwest of Horse Canyon Saddle. 1072 Comment
  RSA606010  Boechera californica L. C. Wheeler 1968-5-31 s.n. Los Angeles Devil's Canyon, Campground Vicinity. 1220 Comment
  SBBG125214  Boechera californica A. Parikh, N. Gale 2010-6-22 3360 Los Angeles Upper Shortcut Cyn, 0.5 km S of St Hwy 2, 1.2 km SE of intersection of St Hwy 2 and Upper Big Tujunga Cyn Rd, San Gabriel Mtns 1400 Comment
  RSA226180  Boechera californica Gary D. Cromwell, David W. Wheat 1971-5-8 638 Los Angeles Mystic Canyon, 2 mi. NE of Glendora. 457 Comment
  UC205864  Boechera platysperma I. Johnston 1917-7-3 1465 Los Angeles Upper San Antonio Canyon Comment
  RSA0097143  Boechera sparsiflora R. G. Swinney 2011-6-20 15219 Los Angeles San Gabriel Mountains: southeast margin of Crystal Lake, 10-30 meters from water line. 1692 Comment
  UC855325  Boechera sparsiflora Carl Epling, Nesta Dunn, and Alice Goen 1931-5-16 Los Angeles Swartout Valley San Gabriel Mts. Comment
  RSA600439  Boisduvalia glabella Louis C. Wheeler 1933-4-27 1670 Los Angeles San Pedro Hills 305 Comment
  RSA715425  Boschniakia strobilacea R. G. Swinney 1997-8-19 5830 Los Angeles San Antonio Peak (=Lookout Mountain), about 100 m N of summit on ridge saddle. 1994 Comment
  UC1180507  Bowkeria verticillata H. W. Shepherd Los Angeles At Del Amo, Compton, California Comment
  CAS-BOT-BC420339  Boykinia rotundifolia Peter H. Raven 1961-10-1 16779 Los Angeles San Gabriel Mountains, upper Evey Canyon 914 Comment
  RSA466772  Boykinia rotundifolia Anstruther Davidson 1891-08 s.n. Los Angeles Millard s Canyon. Comment
  UCR194182  Boykinia rotundifolia R. G. Swinney 1998-7-29 6550 Los Angeles San Gabriel Mtns., c. 100 m downstream from Upper Fish Fork Campground 1817 Comment
  UCR258593  Boykinia rotundifolia R. G. Swinney 2010-8-26 13594 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
  SFV2315  Brachychiton populneum P. G. Kilburn 1957-12-8 568 Los Angeles San Fernando Valley Los Angeles, Northridge. Northeast corner of Nordhoff Street and Zelzah Avenue. 258 Comment
  SEINET251738 Image available Brachypodium hybridum A. C. Sanders, Lee Jones 2005-4-8 29344 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs towaed Pt. Vicente (Redondo Beach 7.5 Q.: Near 33.44' 20'N, 118. 23' 58 2 Comment
  CAS-BOT-BC36735  Brassica rapa P. A. Munz 1918-4-11 2040 Los Angeles Claremont. Comment
  LA203092  Brickellia californica A. M. Johnson; 1927-10-21 2667 Los Angeles E of Palmdale Comment
  RSA0098361  Brickellia californica R. G. Swinney 2011-11-1 15962 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. 634 Comment
  RSA760718  Brickellia californica R. G. Swinney 2008-10-22 9676 Los Angeles Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  SBBG95414  Brickellia californica M. B. Dunkle 1928-3-11 1729 Los Angeles Grand Cyn 182 Comment
  CAS-BOT-BC106219  Brickellia desertorum Grant 1903-1-1 s.n. Los Angeles Pasadena Comment
  UCR67647  Brickellia nevinii T. S. Ross, O. Mistretta 1990-10-24 3294 Los Angeles San Gabriel Mtns., San Gabriel Mountains, 0.6 mi. east of the San Gabriel Reservoir 745 Comment
  UCR70777  Brickellia nevinii Anstruther Davidson 1912-1 2911 Los Angeles Hollywood Hills Comment
  RSA0105690  Briza minor Amy Catalano, Steve Junak 2016-4-28 16 -093 Los Angeles Santa Catalina Island. Just northeast of entrance to Howland's Landing. 17 Comment
  RSA0085064  Brodiaea filifolia Robert Kessler 1892-05 3418 Los Angeles Foothills N. of Glendora, Los Angeles. Comment
  UCR264687  Bromus arenarius Mitch Provance, Callen Huff 2009-4-28 10742 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
  LA82511  Bromus arizonicus O. H. Kappler; 1943-4-28 719 Los Angeles SANTA MONICA MOUNTAINS, Beverly Glen Blvd at junction with Mulholland Drive. 518 Comment
  RSA618779  Bromus berteroanus L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon approximately 1/2 mile east of Blum Ranch 945 Comment
  RSA39063  Bromus carinatus Edith A. Purer 1931-3-12 s.n. Los Angeles Palos Verdes Hills. Comment
  UCR191515  Bromus carinatus R. G. Swinney 1998-7-8 6313 A Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  SEINET10520157  Bromus carinatus LeRoy R. Abrams Abrams 1727 Los Angeles Ballwin Creek, Mesmen Comment
  RSA639726  Bromus carinatus var. carinatus L. C. Wheeler 1968-6-14 s.n. Los Angeles Spring on north side of Blue Ridge by Guffy camp. Comment
  RSA595680  Bromus catharticus Timothy S. Ross, Victor W. Steinmann 1995-5-8 8568 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  CATA613  Bromus diandrus Mark L. Hoefs 1991-4-8 1063 Los Angeles Santa Catalina Island: Upper Avalon Canyon, below Wrigley Memorial, near drainage channel 143 Comment
  POM363391  Bromus diandrus Freda Detmers 1929-4-14 s.n. Los Angeles [Santa] Catalina Island. Near mouth of Descanso Canyon. Comment
  POM363398  Bromus diandrus Robert Gustafson 1981-3-18 2120 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA0116842  Bromus diandrus Richard G. Swinney 2010-5-25 12938 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  SBBG22677  Bromus diandrus M. A. Walters 1950-1 Los Angeles Ridge Route (US Hwy 99) Comment
  CATA1011  Bromus hordeaceus Mark L. Hoefs 1995-5-4 1923 Los Angeles Santa Catalina Island: Above Howlands Landing 60 Comment
  RSA251433  Bromus hordeaceus R. F. Thorne 1966-4-16 36064 Los Angeles San Clemente Island: Canyon below Lemon Tank near dump, S of Nanny, NE side of island 183 Comment
  POM364034  Bromus laevipes Louis Greata 1901-09 s.n. Los Angeles Arroyo Seco. Comment
  POM364026  Bromus madritensis subsp. madritensis Harry H. Stone 1936-1 s.n. Los Angeles Mint Canyon. Comment
  CATA672  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-4-23 1161 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  CATA926  Bromus madritensis subsp. rubens Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-15 1783 Los Angeles Santa Catalina Island: North of road between Emerald Bay and Parsons Landing 121 Comment
  HSC9312  Bromus madritensis subsp. rubens C. S. Apperson 1967-6-22 Los Angeles Newhall Ranger Station. Comment
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Aug 7 2014
  POM363927  Bromus rubens E. S. Spalding 1926-8-13 s.n. Los Angeles Monrovia Canyon [San Gabriel Mountains] Comment
  RSA535710  Bromus rubens Timothy S. Ross 1991-5-22 5470 Los Angeles San Clemente Island: Spray Canyon; short canyon 2400 feet ENE of Spray (which in turn is 5200 feet N of Eel Point), W side of island. 84 Comment
  RSA599113  Bromus rubens V. W. Steinmann 1990-3-30 816 Los Angeles Pomona, Elephant Hill. 300 Comment
  RSA670945  Bromus rubens Joseph M. Keefe 2001-3-19 31145 Los Angeles San Rafael Mountains: Ravine 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, 91208. 466 Comment
  RSA626517  Bromus sterilis Scott D. White 1998-6-10 6710 Los Angeles San Antonio Canyon: About 1.5 air miles north of San Antonio Dam. Shinn Rd. (=Mountain Ave.) bridge over San Antonio Creek, immediately west of USFS San Antonio Fire Station. 762 Comment
  CAS-BOT-BC161403  Bromus tectorum Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains. Table Mountain, above Wrightwood. 2133 Comment
  LA210349  Calandrinia breweri A. M. Johnson; 1928-3-13 206 Los Angeles Del Rey Hills Comment
  RSA678834  Calandrinia breweri V. Soza, LeRoy Gross 2001-4-24 1173 Los Angeles Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.5 mile WNW of the Santa Anita Dam 823 Comment
  UCR256167  Calandrinia breweri R. G. Swinney 2010-3-22 12004 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  LA33943  Calandrinia ciliata Peter H. Raven; Henry J. Thompson 1959-4-3 13921 A Los Angeles SANTA MONICA MOUNTAINS, just E of Malibu Junction. 265 Comment
  UC1136646  Calandrinia ciliata Jerome S. Horton 1939-4-17 538 Los Angeles 1/4 mi se San Dimas Reservoir; Pomona Quadrangle, San Dimas Canyon Comment
  SBBG118600  Calandrinia menziesii J. Henrickson 1985-3-30 19760 Los Angeles ca. 3 air mi NNW of Newhall in North Hills, just N of Santa Clara River, just E of San Francisquito Crk 370 Comment
  UC1211141  Calocedrus decurrens Huron H. Smith 1912-4-30 4854 Los Angeles top of Mt. Wilson 2037 Comment
  JEPS104750  Calochortus John L. Morrison 1937-6-17 2510 Los Angeles North Fork of the San Gabriel River, 1/4 mi above West Fork Highway Maintenence Station along the W side of the road Comment
  JEPS103712 Image available Calochortus catalinae J. Andrews 1994-1 94101 Los Angeles Triunfo Pass, Malibu 627 Comment
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May 31 2008
  LA82372  Calochortus catalinae O. H. Kappler; 1943-5-2 sn Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA377290  Calochortus catalinae C. Epling 1931-5-9 s.n. Los Angeles Santa Monica Mountains. Los Alisos Canyon. Comment
  SBBG121997  Calochortus catalinae A. Parikh, N. Gale 2005-4-12 766 Los Angeles Liberty Cyn, 0.7 km N of intersection of Hwy 101 and Liberty Cyn Rd, Agoura Hills 285 Comment
  SD69789  Calochortus catalinae Robert F. Thorne 1966-4-4 35767 Los Angeles Santa Catalina Island, on grassy west-facing slope, bluff southeast of Ballast Point and Catalina Harbor, Isthmus. 60 Comment
  UC1601656  Calochortus invenustus I. M. Johnston 1917-7-4 1397 Los Angeles s slope Baldy; San Antonio Mountains 2286 Comment
  POM244810  Calochortus splendens F. R. Fosberg 1931-5-14 S- 4865 Los Angeles Middle Ranch Canyon, Santa Catalina Island. Comment
  CHSC100398  Calyptridium monandrum John Dittes; Josephine Guardino 2008-2-23 1503 Los Angeles Western Transverse Ranges; Santa Gabriel Mtns.; Big Tujunga Cyn; ca. 2.4 air-miles SE of Mt. McKinley, ca. 4.3 air-miles NE of Mt. Gleason Jr. Highschool; near Delta Flat Picnic Area; alluvial terrace north of Big Tujunga Creek. 529 Comment
  UCR223054  Calyptridium monandrum R. G. Swinney 2009-5-5 10646 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  RSA0067562  Calystegia macrostegia R. G. Swinney 2010-5-4 12495 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
  RSA0073611  Calystegia macrostegia R. G. Swinney 2010-4-23 12335 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  SD139301  Calystegia macrostegia subsp. amplissima Jon Rebman, Jonathan Dunn 1996-4-29 3114 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island 49 Comment
  LA200374  Calystegia macrostegia subsp. cyclostegia Carl Epling; M. Epling 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  POM66004  Calystegia macrostegia subsp. intermedia L. R. Abrams 1903-3-8 3106 Los Angeles Hills near Inglewood Comment
  RSA647793  Calystegia macrostegia subsp. intermedia LeRoy Gross, Laura Moore 2000-6-5 210 Los Angeles Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview & Mountain, Glendale. 274 Comment
  SFV2823  Calystegia macrostegia subsp. intermedia K. A. Wilson 1961-3-7 946 Los Angeles Santa Monica Mountains Mulholland Highway about 3 miles west of Las Virgenes Road. Comment
  CATA1491  Calystegia macrostegia subsp. macrostegia Mark L. Hoefs, Steven A. Junak 1996-5-1 2696 Los Angeles Santa Catalina Island: By summit reservior 408 Comment
  UCSB43776  Calystegia macrostegia subsp. macrostegia Morales, M. 1982-4-18 Los Angeles Cottonwood Canyon, 1.3 miles south of Catalina airport, Santa Catalina Island 396 Comment
  UCSB31632  Calystegia malacophylla subsp. pedicellata Miller, Brian 1963-8-3 Los Angeles McGill Camp , Mt. Pinos 2133 Comment
  CAS-BOT-BC418630  Calystegia occidentalis subsp. fulcrata R. K. Brummitt; S. M. Namoff 2012-6-7 22036 Los Angeles Angeles National Forest, San Gabriel Mts., N side of Big Pine hwy, 50 m W of junction with Hwy 2 2080 Comment
  RSA0004010  Calystegia occidentalis subsp. fulcrata F. W. Peirson 1929-7-1 8448 Los Angeles Mt. Pacifico. 1905 Comment
  RSA617394  Calystegia peirsonii Scott D. White, Sandy Leatherman 1998-6-4 6656 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed,North Lake Planned Community 425 Comment
  SBBG122074  Calystegia peirsonii A. Parikh, N. Gale 2003-4-10 1740 Los Angeles 3 km E of jct of Bouquet Cyn Rd and Newhall Ranch Rd, N bank of Santa Clara River 400 Comment
  RSA465654  Camissonia bistorta N. C. Cooper 1949-4-19 3616 Los Angeles Newhall. 457 Comment
  RSA651860  Camissonia bistorta David B. Dunn, H. Lint, P. Tolstoy 1948-4-23 s.n. Los Angeles 2 blocks west & one block north of Cypress Ave. & Irwindale Ave. NW of Covina. Comment
  RSA114364  Camissonia campestris subsp. campestris Percy C. Everett, E. K. Balls 1956-5-9 21566 Los Angeles Mojave Desert, 6 miles S of Lancaster along Highway 6. 762 Comment
  RSA454723  Camissonia campestris subsp. campestris Bonnie C. Templeton, I. W. Clokey 1930-4-8 1036 Los Angeles Mojave Desert, W of Lancaster. 400 Comment
  UCR209144  Camissonia cheiranthifolia Dan S. Cooper 2009-5-19 509- 35 Los Angeles South Coast, Sand Dune Park, Manhattan Beach 27 Comment
  RSA454037  Camissonia cheiranthifolia subsp. suffruticosa Anstruther Davidson 1890-4-6 s.n. Los Angeles San Pedro. Comment
  RSA0016876  Camissonia cheiranthifolia subsp. suffruticosa Christina Clark 1928-12-23 6897 Los Angeles Hermosa Beach. Comment
  UCR99475  Camissonia graciliflora Steve Boyd, Orlando Mistretta 1997-3-14 9171 Los Angeles Liebre Mtns., Lower southeastern flank of Bald Mtn, near head of Liebre Gulch, due west of Sandberg 1213 Comment
  RSA186685  Camissonia guadalupensis subsp. clementina Peter H. Raven 1964-4-18 18772 Los Angeles San Clemente Island, Raven 17628 X Guadalupe Island, Moran & Ernst 6737 (Progenies) Comment
  RSA659807  Camissonia guadalupensis subsp. clementina Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 103 Los Angeles San Clemente Island. Comment
  RSA186750  Camissonia hirtella Peter H. Raven 1960-5-15 15369 Los Angeles Piuma Road 5.1 miles north-west of Rambla Pacifica [Rd]. Santa Monica Mountains. 213 Comment
  RSA729701  Camissonia hirtella R. G. Swinney 1998-7-27 6507 Los Angeles Dry Lake, south of Sunset Peak at head of Dry Lake Canyon. 1515 Comment
  UCR127170  Camissonia hirtella A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26136 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  RSA449002  Camissonia hirtella Ralph Hoffmann 1930-6-6 s.n. Los Angeles Piru Creek. Comment
  RSA590915  Camissonia pallida subsp. pallida Orlando Mistretta 1994-4-12 1004 Los Angeles San Gabriel Mountains, Little Rock Creek. Slopes E of Little Rock Reservoir. 1006 Comment
  RSA562889  Camissonia pallida subsp. pallida D. Charlton 1991-4-16 4875 Los Angeles Lancaster, corner of 35 St. West, one block south of K. 701 Comment
  CHSC95493  Camissonia strigulosa LeRoy Gross 2005-4-28 2129 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. (Pacific Mtn. 7.5 Quad.: T4N R12W, 11w S1, 6, NE1/4 of 1, NW1/4 of 6) 1324 Comment
  RSA570286  Camissonia strigulosa Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4963 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  JEPS31579  Camissoniopsis bistorta F. W. Peirson 1918-5-26 129 Los Angeles Henniger Flats San Gabriel Mts. 868 Comment
  UCD103418  Camissoniopsis bistorta Gerald Dickinson 1962-4-1 5 Los Angeles Vanowen and Coldwater Canyon, San Fernando Valley. 232 Comment
  SFV2540  Camissoniopsis cheiranthifolia P. G. Kilburn 1958-10-18 878 Los Angeles Zuma Beach. 3 Comment
  LA82394  Camissoniopsis cheiranthifolia subsp. suffruticosa O. H. Kappler; 1941-4-9 189 Los Angeles SANTA MONICA MOUNTAINS, Carbon Canyon Comment
  SFV16024  Camissoniopsis cheiranthifolia subsp. suffruticosa A. M. Orcino, A. Sutton 1994-4-22 2 Los Angeles Los Angeles Basin Playa del Rey Beach at corner of Pacific Avenue and Convoy Street, 0.1 miles north of Culver Blvd. 1 Comment
  UCSB4414  Camissoniopsis cheiranthifolia subsp. suffruticosa Haller, Norman 1953-3-21 Los Angeles Point Dume, Tip of point Comment
  SD90499  Camissoniopsis guadalupensis subsp. clementina Robert F. Thorne 1973-4-11 42878 Los Angeles San Clemente Island; dunes near Flasher, northwest part of island. 3 Comment
  LA46738  Camissoniopsis intermedia Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  CAS-BOT-BC160530  Camissoniopsis lewisii H. Wedberg 1958-5-1 273 Los Angeles About 1/4-mile east of Killgore Street, Playa del Rey Comment
  CAS-BOT-BC160535  Camissoniopsis lewisii Le Roy Abrams 1901-4-1 1192 Los Angeles Ballona Harbor Comment
  CDA37998  Camissoniopsis micrantha T. C. Fuller 1962-4-1 8160 Los Angeles North side of Hwy. 66, western limits of Azusa. 0 Comment
  VVC2932  Camissoniopsis pallida subsp. pallida Tim Thomas 2014-5-4 6288 Los Angeles Mojave Desert, Antelope Valley 2.6 miles north of Neenach, just east of aqueduct just south of Ave A. 884 Comment
  LA32260  Capsella bursa-pastoris Peter H. Raven; Henry J. Thompson 1959-5-5 14145 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA530950  Capsella bursa-pastoris Samuel R. Tyson 1943-3-21 s.n. Los Angeles Sam Dimas Canyon, LA county. 488 Comment
  RSA650987  Capsella bursa-pastoris Richard Clark 1969-5-9 s.n. Los Angeles 8669 Arroyo dr. S. San Gabriel. Comment
  UC1215162  Capsella bursa-pastoris Peter H. Raven 1962-4-10 17229 Los Angeles below a point about 2 mi n of Thirst (on e side of San Clemente Island); San Clemente Island 472 Comment
  POM369318  Cardamine californica var. californica Ella M. Kennedy 1923-2-18 s.n. Los Angeles San Gabriel Canyon Comment
  RSA653865  Cardamine oligosperma Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 882 Los Angeles Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines. 396 Comment
  UCR207706  Cardamine oligosperma Justin M. Wood 2009-4-13 480 Los Angeles San Gabriel Mountains, Foothills above the city of Sierra Madre, 'one carter estates' at the end of Baldwin Ave. 67 Comment
  RSA646996  Cardamine oligosperma LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 183 Los Angeles San Rafael Hills: Ridge running west from lookout Tower, East of the (2) Glendale Freeway., N 34 deg 11' 12.2'' W 118 deg 12' 39.0''. 487 Comment
  CAS-BOT-BC384774  Cardionema ramosissimum Frank W. Gould 1944-4-15 2284 Los Angeles Sepulveda Blvd. near West Railroad, Manhattan Beach vicinity Comment
  RSA0112840  Carduus pycnocephalus Steven A. Junak 1999-5-20 SCa- 958 Los Angeles Santa Catalina Island. Along Cottonwood-Black Jack Road, plant stop. 341 Comment
  SEINET3243184  Carex alma Louis C. Wheeler 1967-1 10266 Los Angeles San Gabriel Mountains. All Trail Canyon, BM 3434 near Tom Lucas campground. 1006 Comment
  UC284911  Carex alma P. A. Munz 1923-5-26 6857 Los Angeles Big Rock Creek San Gabriel Mountains 1981 Comment
  UC822620  Carex alma I. W. Clokey and E. G. Anderson 1935-5-9 6530 Los Angeles San Dimas Canyon Comment
  CAS-BOT-BC21312  Carex fracta Joseph Andorfer Ewan 1934-8-9 8424 Los Angeles San Gabrel Mountains. Kratka Ridge. Cedar Spring. 2042 Comment
  UCR225165  Carex inversa Steve Boyd 2005-7-27 11635 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, Pasadena, southeastern side of campus of California Institute of Technology, just west of front entrance to the Athenaeum (Faculty Club) 247 Comment
  RSA0102545  Carex multicaulis Richard G. Swinney 2011-6-7 15103 Los Angeles San Gabriel Mountains: summit of Mount Mooney, 0.4 air-mile due east of Angeles Crest Hwy & 0.5 mile due north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  SBBG57184  Carex praegracilis R. Hoffmann 1925-4-19 Los Angeles Antelope Valley to Elizabeth Lake Comment
  RSA577447  Carex senta L. C. Wheeler 1933-3-31 1557 Los Angeles Topango [Topanga] Canyon, Santa Monica Mountains. 152 Comment
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May 29 2014
  RSA75  Carex spissa J. T. Howell 1928-6-29 1006 Los Angeles 8 miles South Seminole Hot Springs, Santa Monica Mountains 610 Comment
  CAS-BOT-BC115638  Carex triquetra Peter H. Raven; Henry J. Thompson; Sidney R. Snow 1956-6-22 9456 Los Angeles Below Mulholland Drive above Sepulueda Blvd, Santa Monica Mts. Comment
  CAS-BOT-BC115674  Carex triquetra O. D. Allen 1885-3-18 s.n. Los Angeles Near Pasadena. Comment
  SBBG66933  Castilleja affinis F. R. Fosberg 1932-5-5 8106 Los Angeles hill N of Avalon 40 Comment
  SBBG79233  Castilleja affinis W. A. Wright 1931-3-6 Los Angeles Santa Catalina Island Comment
  LA105079  Castilleja applegatei subsp. martinii Barry A. Prigge; 1988-7-3 8187 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  UCR125500  Castilleja exserta A. C. Sanders, Mark Elvin 2003-4-14 25972 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  UC129589  Castilleja exserta subsp. exserta Geo. B. Grant 1905-4-4 885 -6462 Los Angeles Lincoln Park, Pasadena; Pasadena Comment
  SBBG12822  Castilleja foliolosa E. R. Blakley 1962-10-8 5437 Los Angeles NE side of Black Jack Mtn at the jct of Island Rd and White's Landing Rd 365 Comment
  SBBG66887  Castilleja foliolosa R. Hoffmann 1925-5-15 Los Angeles Mint Cyn Comment
  RSA82277  Castilleja foliolosa F. W. Peirson 208 Los Angeles Foothills near Millard's Canyon, San Gabriel Mountains. Comment
  SD69550  Castilleja foliolosa Robert F. Thorne, P. Everett 1965-6-23 35000 Los Angeles Santa Catalina Island; mouth of Hamilton Canyon, NW of Avalon, north-facing bluff 7 Comment
  RSA716900  Castilleja gleasoni LeRoy Gross 2006-6-19 2518 Los Angeles Forest Service road survey: Santa Clara Divide. Along road (3N17.6) from North Fork Saddle Station east to near 34.37875, 118.23062. Comment
  UC1032424  Castilleja linariifolia H. S. Yates 1936-8-28 6361 Los Angeles 0.5 mi nw Valyermo Ranger Station; Rock Creek Quad. 1219 Comment
  HSC79860  Castilleja plagiotoma James Henrickson 1973-5-12 9605 Los Angeles 6 (air) mi. SE of Pearblossom, 4.6 (rd) mi. S of Llano in lower portion of Bob's Gap along 165 St. 1235 Comment
  RSA652659  Castilleja plagiotoma Marion P. Harthill 1974-4-22 1657 Los Angeles Mojave Comment
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Jan 4 2012
  SD230296  Castilleja plagiotoma Louis C. Wheeler 1968-5-27 Los Angeles San Gabriel Mountains: Alimony Ridge. 1431 Comment
  SEINET3159332  Castilleja stenantha G. B. Grant 1904-6-17 142 Los Angeles Pasadena Comment
  UCR280779  Caulanthus cooperi R. G. Swinney 2014-4-30 16279 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  SBBG72110  Caulanthus coulteri R. Hoffmann 1925-4-19 Los Angeles Elizabeth Lake Comment
  SD37965  Caulanthus coulteri Edith A. Purer 1931-3-15 Los Angeles Elizabeth Lake Comment
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Jul 10 2010
  UCR185596  Caulanthus coulteri A. C. Sanders 2007-4-25 33581 Los Angeles Tehachapi Mtns., Oso Canyon, 0.25 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1159 Comment
  RSA152194  Caulanthus heterophyllus Wesley O. Griesel 1962-3-31 s.n. Los Angeles Corell Post Office, Santa Monica Mts. 152 Comment
  CATA1872  Caulanthus lasiophyllus Denise Kraus 2000-4-13 8 Los Angeles Santa Catalina Island: (Goat Harbor burn area) Above Goat Harbor about 2,000 feet north of Airport road between two fuel break roads/ ridges. At GHB Transect 1 381 Comment
  RSA531130  Caulanthus major var. major Anstruther Davidson 1893-7-4 1854 Los Angeles Big Rock Creek. Comment
  RSA187796  Ceanothus arboreus Robert F. Thorne 1966-9-16 36720 Los Angeles Santa Catalina Island. Near terminus of Renton Mine Rd.; upper end of Pebbly Beach Canyon 274 Comment
  RSA0114182  Ceanothus arboreus Steven A. Junak 2000-3-31 SCa- 1148 Los Angeles Santa Catalina Island. Above road to White's Landing, ca. 0.3 mi from intersection w/Airport Road, just downslope from Airport Road. 412 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
  RSA724572  Ceanothus crassifolius K. Dobry 1991-6-27 d- 798 Los Angeles Santa Monica Mts. 1 mi E. of Las Virgenes Rd off Mulholland Hwy. at Soka Univ. NE section. Comment
  UC1071003  Ceanothus crassifolius P. L. Johannsen 1934-1-26 242 Los Angeles Brown's Canyon Santa Susana quad 396 Comment
  CAS-BOT-BC48876  Ceanothus cuneatus Henry J. Thompson 1959-3-22 1869 Los Angeles Lobo Canyon 1 mile west of Malibu Lake 274 Comment
  IRVC29607  Ceanothus cuneatus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26198 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch Western San Gabriel Mtns. 366 Comment
  LA41995  Ceanothus cuneatus Joseph Andorfer Ewan; 1932-5-29 7223 Los Angeles San Gabriel Mountains, Upper Arrastre Canyon 1371 Comment
  RSA399020  Ceanothus cuneatus Bonnie C. Templeton 1932-5-31 4879 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines Park 2060 Comment
  UC147933  Ceanothus cuneatus var. cuneatus C. F. Baker 1909-2-15 5237 Los Angeles San Antonio Canyon, Claremont Comment
  RSA230715  Ceanothus greggii var. vestitus Robert F. Thorne, M. Z. Thorne 1969-7-9 38477 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
  CAS-BOT-BC50156  Ceanothus integerrimus W. R. Dudley 1899-7-22 s.n. Los Angeles Mt. Lowe, San Gabriel Mts. Comment
  SBBG68329  Ceanothus integerrimus Anstruther Davidson 1892-1 Los Angeles Mt Wilson Comment
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Oct 3 2010
  RSA313418  Ceanothus leucodermis T. S. Elias 1984-4-29 8335 Los Angeles Angeles National Forest; Glendora Ridge near Baldy Camp; along forest service road above ridge road Comment
  RSA399748  Ceanothus leucodermis Louis C. Wheeler 1932-4-16 637 Los Angeles W side Santa Anita Canyon, San Gabriel Mountains. 854 Comment
  RSA650465  Ceanothus leucodermis T. Strid 1972-3-25 s.n. Los Angeles Rincon Ranger Station, San Gabriel Cyn. 762 Comment
  SDSU10307  Ceanothus megacarpus D. F. Howe 1947-3-22 1515 Los Angeles Topango Canyon, about 3.0 miles from ocean. Comment
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May 22 2014
  RSA167795  Ceanothus megacarpus var. insularis Robert F. Thorne, Percy C. Everett 1964-2-6 33434 Los Angeles ENE slope of Black Jack Mt. above airport road, central part of Santa Catalina Island 457 Comment
  SBBG18711  Ceanothus megacarpus var. insularis E. R. Blakley 1963-4-10 5573 Los Angeles NE side of Black Jack Mtn 396 Comment
  SD112040  Ceanothus megacarpus var. insularis Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island, on east slope Black Jack Mountain on Airport Road. Comment
  UC624985  Ceanothus megacarpus var. insularis F. R. Fosberg 1931-4-10 S 4559 Los Angeles Pacific Divide Santa Calalina Island 200 Comment
  UC870598  Ceanothus megacarpus var. insularis F. R. Fosberg 1931-4-10 S 4559 Los Angeles Pacific Divide Santa Calalina Island 200 Comment
  CAS-BOT-BC51434  Ceanothus megacarpus var. megacarpus Peter H. Raven 1959-2-15 13788 Los Angeles Beverly Glen Canyon 2.6 miles North of Sunset Boulevard 213 Comment
  CAS-BOT-BC50452  Ceanothus oliganthus H. E. McMinn 1925-8-6 1551 i Los Angeles Sawpit Canyon, San Gabriel Mts. Comment
  RSA399741  Ceanothus oliganthus H. L. Bauer 1932-03 15375 Los Angeles Chaparral N slope along road to Saddle Peak. 671 Comment
  RSA601636  Ceanothus oliganthus var. oliganthus Louis C. Wheeler 1967-6-26 9873 Los Angeles Elsmere Canyon. 441 Comment
  RSA642711  Ceanothus oliganthus var. oliganthus Orlando Mistretta 1992-7-13 s.n. Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  SBBG54063  Ceanothus oliganthus var. oliganthus A. Griffith 1962-11-15 4499 Los Angeles Chantry Flat, Big Santa Anita Cyn Comment
  POM97161  Ceanothus oliganthus var. oliganthus P. A. Munz 1925-3-18 8920 Los Angeles Newhall Grade. Comment
  JEPS82373  Ceanothus spinosus W. L. Jepson 1939-4-14 19116 Los Angeles Topanga Canyon Santa Monica Mts. Comment
  RSA783278  Ceanothus spinosus J. D. Olmsted 1959-3-23 302 Los Angeles Foot of San Gabriel Mts: San Antonio wash. Blanchard park on Pomona college campus near Claremont. 366 Comment
  UCR16690B  Ceanothus vestitus J. L. Huber 1969-5-25 974 Los Angeles San Gabriel Mountains, Chilao, 1 mi north of Chilao Fire Station 1524 Comment
  CDA1101  Cenchrus longispinus Garrettson s.n. Los Angeles Los Angeles County. 0 Comment
  UCR246491  Cenchrus longispinus Dan S. Cooper 2011-7-18 711- 84 Los Angeles Terminal Island, adjacent to Least Tern Preserve 3 Comment
  CATA1305  Centaurea melitensis Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2396 Los Angeles Santa Catalina Island: By road, middle of Cape Canyon 243 Comment
  RSA591063  Centaurea melitensis J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10926 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  RSA151321  Centaurea melitensis Peter H. Raven 1962-7-11 17988 Los Angeles Canyon N of station Nanny, N of Lemon Tank, San Clemente Island Comment
  UCR87151  Centaurea repens R. D. Goeden, J. Teerink 1995-6-15 s.n. Los Angeles Western Mojave Desert, Sierra Hwy, north of Lancaster 701 Comment
  POM155795  Centaurium venustum M. B. Dunkle 1928-4-22 1885 Los Angeles Santa Catalina Island; Buttonshell Beach. 23 Comment
  RSA705965  Centaurium venustum subsp. venustum M. Wall, Katie Sims 2005-6-9 393 Los Angeles Rancho Santa Ana Botanic Garden native to site in plant communities section D-13. Comment
  RSA750095  Centranthus ruber R. G. Swinney 2008-4-30 8700 Los Angeles Glendora, Big Dalton Canyon Rd., 1.7 mi. NE of Glendora Mtn. Road 473 Comment
  CAS-BOT-BC179818  Centrostegia thurberi David D. Keck; Palmer Stockwell 1935-5-16 3306 Los Angeles 1.5 mi S of Palmdale Comment
  RSA587350  Centrostegia thurberi Orlando Mistretta 1992-5-4 225 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  RSA747353  Centrostegia thurberi R. G. Swinney 2008-5-8 8803 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
  SBBG118582  Centrostegia thurberi L. Gross with O. Mistretta, V. Soza 2003-5-13 871 Los Angeles Big Rock Crk, N and E of Valyermo Ranger Stn, off Big Pines Hwy; T4N R9W S8 1143 Comment
  CDA3346  Cerastium glomeratum T. C. Fuller 1962-4-1 8175 Los Angeles Bank of San Dimas Canyon wash, 1.6 miles north of Foothill Boulevard, San Dimas. 0 Comment
  UCR223542  Cercocarpus betuloides R. G. Swinney 2009-6-2 11003 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  RSA453270  Cercocarpus betuloides var. betuloides L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  RSA453290  Cercocarpus betuloides var. betuloides Fordyce Griffiths Jr. 1910-06 s.n. Los Angeles Long Canyon, San Gabriel Mountains. Comment
  RSA3561  Cercocarpus betuloides var. blancheae Carl B. Wolf 1932-5-10 3505 Los Angeles Santa Catalina Island. Avalon Canyon, above the E almond orchard. 122 Comment
  UCD22489  Cercocarpus betuloides var. blancheae Brian Vanden Heuvel 2003-5-8 218 Los Angeles Santa Monica Mountains, in gulch at northwest corner of Mulholland Hwy. and Little Sycamore Canyon Rd. Comment
  RSA449447  Cercocarpus ledifolius Samuel R. Tyson 1942-6-18 s.n. Los Angeles San Dimas Canyon. 1250 Comment
  UCR141041  Cercocarpus ledifolius June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  HSC24842  Cercocarpus montanus var. glaber James Henrickson 1972-3-19 7183 Los Angeles 7 air mi. N of Sierra Madre along Hwy. 2 in San Gabriel Mtns. 1402 Comment
  LA31657  Chaenactis artemisiifolia Henry J. Thompson; 1959-5-31 2049 Los Angeles Santa Monica Mountains, Decker Road 0.7 mi. S of Ventura-Los Angeles county line 426 Comment
  UC1174387  Chaenactis fremontii Ira L. Wiggins and W. R. Ernst 1958-5-2 230 Los Angeles 1 mi nw of Little Rock Comment
  UCR277210  Chaenactis glabriuscula R. G. Swinney 2010-6-1 13174 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  CAS-BOT-BC277327  Chaenactis glabriuscula var. glabriuscula Carl B. Wolf 1935-5-23 6995 Los Angeles Liebre Mts., 1/2 mi. E. of Gorman 1158 Comment
  UC894480  Chaenactis glabriuscula var. glabriuscula C. F. Baker 1904-5-1 4784 Los Angeles hills near Claremont Pacific Coast, Claremont Comment
  CAS-BOT-BC277377  Chaenactis glabriuscula var. glabriuscula Geo. B. Grant 1913-5-16 5497 Los Angeles Redondo Comment
  RSA562260  Chaenactis glabriuscula var. glabriuscula D. Charlton 1989-6-10 3215 Los Angeles Tejon Post Road, 1 mile S of town of Gorman Alkali Spring at the Electric Substation. 1220 Comment
  POM96909  Chaenactis glabriuscula var. lanosa Philip A. Munz 1925-4-19 9382 Los Angeles Pacoima Canyon wash, near San Fernando Comment
  RSA351848  Chaenactis xantiana Anstruther Davidson, Hasse 1906-6-9 1462 Los Angeles Big Rock Creek. Comment
  RSA717346  Chaenactis xantiana Scott D. White, Pam De Vries 2006-5-9 11416 Los Angeles SE Tehachapi Mtns: Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  UC31041  Chaenactis xantiana J. Burtt Davy May 9 1896-May 24 1896 2512 Los Angeles Manzana Antelope Valley, Manzana Comment
  LA50649  Chamaesyce melanadenia Mary Reynolds; 1937-4-15 114 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA599236  Chamaesyce melanadenia L. C. Wheeler 1968-3-21 s.n. Los Angeles Foothills; Brown School for Girls, vicinity of stables. 335 Comment
  SBBG28499  Chamaesyce melanadenia L. S. Rose 1934-12-26 34521 Los Angeles San Gabriel Cyn Comment
  RSA589501  Chamaesyce serpens T. S. Ross 1995-5-19 8576 Los Angeles San Clemente Island. Wilson cove settlement, on SE side of Galley (Bldg 60103). 49 Comment
  RSA432472B  Chamaesyce serpillifolia F. R. Fosberg 1930-7-3 S- 3113 Los Angeles El Monte. 85 Comment
  RSA616309  Cheilanthes covillei Scott D. White, Pam DeVries 1998-4-20 6298 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 579 Comment
  UCR229491  Chenopodium Jeremiah George 2011-7-19 s.n. Los Angeles South Coast, Palos Verdes Estates, east of end of Via Tejon at Malaga Dune 62 Comment
  RSA595587  Chenopodium berlandieri Lauren Raz, Steve Boyd 1996-10-23 55 Los Angeles Liebre Mountains. Ruby Canyon, just west of junction of Forest Service Road 6N24 with Lake Hughes Road, at confluence with Elizabeth Lake Canyon. 609 Comment
  RSA670928  Chenopodium berlandieri Joseph M. Keefe 2001-3-13 31085 Los Angeles East side of Tipton Terrace, 0.2 miles south of Buena Vista Terrace. Highland Park District, 1.5 miles southwest of The Eagle Rock. 90042. 256 Comment
  UCR214601  Chenopodium berlandieri A. C. Sanders, Dan S. Cooper 2010-4-30 38122 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR194839  Chenopodium botrys R. G. Swinney 1998-8-6 6680 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River 1037 Comment
  POM155621  Chenopodium californicum M. L. Bryan 1928-9-28 10 Los Angeles Mandeville Canyon near Santa Monica. Comment
  SEINET269287  Chenopodium californicum Scott D. White, Chet McGaugh 1995-5-9 3005 Los Angeles E edge of Santa Susana Mts. W of San Gabriel Mts. Sunshine Canyon Landfill property: W of San Fernando Rd. and I-5 Fwy 457 Comment
  UCD98129  Chenopodium californicum A. C. Sanders; E. J. Lawlor 1988-4-3 7743 Los Angeles Southwestern end of the Tehachapi Mountains, one mile NW of Gorman on a gasline road, 0.4 mi. above the old highway. 1280 Comment
  UCR60822  Chenopodium californicum Steve Boyd, Orlando Mistretta 1986-3-31 1543 Los Angeles Mojave Desert, Hwy 138, 4 mi east of junction with Hwy 18, NE of Pinyon Hills Comment
  RSA0088594  Chenopodium desiccatum R. G. Swinney 2010-5-11 12677 Los Angeles East of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd. 872 Comment
  RSA229885  Chenopodium fremontii H. A. Wahl 1966-8-26 21754 Los Angeles 10 mi. w. of Big PInes 2087 Comment
  CHSC35494  Chenopodium murale James Henrickson 1979-5-23 18184 Los Angeles Ca. 7 air miles N of Newhall in Dry Canyon; S of Dry Canyon Reservoir. 411 Comment
  RSA629704  Chenopodium pumilio L. C. Wheeler 1967-7-6 9925 Los Angeles San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  UC501517  Chenopodium pumilio Frank W. Peirson 1919-11-12 1823 Los Angeles Hollister Ave between The Boulevard and Mendocino St.; Altadena Comment
  POM306750  Chlorogalum pomeridianum Henry J. Ramsey, Henry J. Ramsey 1937-5-27 1648 Los Angeles N. Craig Avenue, Altadena. Comment
  POM122490  Chorizanthe parryi var. parryi Marcus E. Jones 1936-5-1 s.n. Los Angeles Mountains near Claremont Comment
  CAS-BOT-BC244798  Chorizanthe staticoides Dr. Barton W. Evermann 1916-5-15 s.n. Los Angeles Newhall Comment
  RSA678315  Chorizanthe staticoides Valerie L. Soza, S. D. Boyd 2002-4-10 1395 Los Angeles Del Sur Ridge, east side of Haskell Canyon, along fire road 6N18 just below peak '2508'. Stables Fire 2001 area. 686 Comment
  UCD100019  Chorizanthe staticoides Collector Unknown 1962-5-19 s.n. Los Angeles 3 mi. W. Topanga Canyon - Mulholland, Santa Monica Mts. 356 Comment
  RSA670614  Chorizanthe thurberi Bonnie C. Templeton 1938-6-22 1694 Los Angeles Mint Canyon Comment
  CLARK-A1528-2050  Chrysanthemum coronarium Alfred R. Roos 1956-5-22 Los Angeles El Segundo Comment
  RSA656225  Chrysanthemum parthenium J. Goetze 1975-12-15 14 Los Angeles Verdugo Mountains: at 1613 Camulos Avenue, Glendale, 400 feet west of Canada Boulevard, 250 feet south of Opeechee Way. 259 Comment
  RSA703160  Chrysothamnus nauseosus subsp. consimilis Scott D. White 2004-8-11 10698 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  CAS-BOT-BC280032  Cirsium mohavense Roxana S. Ferris 1918-6-12 904 Los Angeles Between Oban & Lancaster Comment
  UC1177341  Cirsium mohavense J. Thomas Howell 1952-10-26 28880 Los Angeles just n of Lancaster Comment
  RSA549496  Cirsium occidentale var. californicum Timothy S. Ross, Steve Boyd 1990-6-18 3491 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA0087033  Cirsium occidentale var. coulteri R. G. Swinney 2010-4-13 12212 Los Angeles Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Cyn. 561 Comment
  UC1211148  Cirsium occidentale var. occidentale Huron H. Smith 1912-5-26 5004 Los Angeles Avalon Canyon Santa Catalina Island, Avalon Canyon 30 Comment
  UCR51671  Cirsium occidentale var. occidentale Lyman Benson 1947-3-29 12286 Los Angeles Pacific slope, Indian Hill, City of Claremont 427 Comment
  POM352189  Cirsium occidentale var. venustum Jessie Velo 1949-6-24 4236 Los Angeles Los Padres National Forest. Comment
  UCR150847  Cirsium vulgare R. G. Swinney, Dave Larson 1999-5-15 7163 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  RSA710329  Cistanthe monandra LeRoy Gross 2005-5-3 2197 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
  SFV17370  Cistus incanus J. N. Hogue, D. L. Bishop 1998-5-28 110 .5 Los Angeles San Gabriel Mountains Arroyo Seco near Switzer's Picnic Area. 976 Comment
  UCD116508  Cistus ladanifer Daryl Koutnik 1978-5-10 468 Los Angeles End of Corral Canyon Road, Santa Monica Mountains. 731 Comment
  CAS-BOT-BC172277  Clarkia bottae John Thomas Howell 1928-6-10 3868 Los Angeles Monrovia Canyon near the dam, San Gabriel Mts. Comment
  RSA73307  Clarkia bottae F. W. Peirson 1919-5-18 432 Los Angeles San Gabriel Mtns. Monrovia Canyon. 305 Comment
  SDSU8635  Clarkia bottae D. F. Howe 1949-5-29 1983 Los Angeles Santa Monica Mts. 274 Comment
  RSA126727  Clarkia cylindrica Peter H. Raven, H. J. Thompson 1959-5-5 14119 Los Angeles Mullholand Highway 1 mile W of Las Virgenes Road; Malibu Creek drainage. 274 Comment
  RSA73320  Clarkia cylindrica subsp. cylindrica F. W. Peirson 1921-5-18 2797 Los Angeles summit of Newhall Grade, near Newhall. 427 Comment
  UC373503  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-6-2 1 Los Angeles 1/8 mi n Newhall Tunnel 500 Comment
  CAS-BOT-BC172096  Clarkia dudleyana Geo. L. Moxley 1914-5-30 236 Los Angeles San Rafael Hills Comment
  SEINET1869740  Clarkia dudleyana M. D. Wilcox 2003-1 Los Angeles San Gabriel Mtns.: Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory. 381 Comment
  UCR206120  Clarkia dudleyana R. G. Swinney 2008-5-30 8904 Los Angeles San Gabriel Mtns., San Gabriel Canyon near El Encanto, 200 m west of entrance along Hwy 39 232 Comment
  SBBG132122  Clarkia epilobioides S. A. Junak 1996-4-13 SCI 317 Los Angeles S of first cyn S of Bryce Cyn 15 Comment
  CAS-BOT-BC163720  Clarkia purpurea subsp. quadrivulnera A. Braunton 1902-6-1 s.n. Los Angeles Los Angeles Comment
  CAS-BOT-BC163725  Clarkia purpurea subsp. quadrivulnera Carl Epling; A. N. Dunn 1931-5-30 s.n. Los Angeles Santa Monica Mountains. Los Alisos Canyon Comment
  CHSC1090  Clarkia purpurea subsp. quadrivulnera E. Thomas 1940-5-12 Los Angeles Highway near Saugus. Comment
  SBBG117108  Clarkia purpurea subsp. quadrivulnera S. A. Junak with R. N. Philbrick, M. L. Hoefs 2001-5-19 SCa 1572 Los Angeles Black Jack Rd, ca. 0.15 mi from jct with Airport Rd, ca. 0.34 mi N of Black Jack summit, on N side of ridge below Black Mtn 402 Comment
  UCR202426  Clarkia similis Peter L. Morrell, L. D. Gottlieb, Vera Ford 1996-4-10 489 Los Angeles San Gabriel Mtns., San Antonio Canyon, Mt. Baldy Rd., along edges of trail in Evey Canyon, trail begins beyon curve withn 200 m of entrance, just beyond large rock outcrop 720 Comment
  RSA0059933  Clarkia similis Donald R. Bissing 1973-5-18 86 Los Angeles Evey Canyon, San Gabriel Mountains: roadside 0.4 mile from mouth of canyon. 732 Comment
  IRVC26340  Clarkia speciosa A. C. Sanders 2003-4-16 26023 Los Angeles Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course NE end of Santa Susana Mtns. 366 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
  RSA779206  Claytonia parviflora R. G. Swinney 2009-6-8 11075 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR194038  Claytonia parviflora R. G. Swinney 1999-5-22 7203 Los Angeles San Gabriel Mtns./Mojave Desert, Le Montaine Canyon, c. 0.5 mi. south of Camp Jubilee Rd. 1701 Comment
  RSA11068  Claytonia parviflora subsp. parviflora C. B. Wolf 1928-3-29 1562 Los Angeles Junction of Pine Canyon road and road to Sandbergs. 3 mi. S.W. of Neenach. 1067 Comment
  UC450947  Claytonia parviflora subsp. parviflora Fay A. MacFadden 1931-3-31 47 E Los Angeles Tuna Canyon; Verdugo Hills Comment
  RSA724613  Claytonia parviflora subsp. utahensis K. Dobry 1991-4-22 452 Los Angeles San Gabriel Mts. at Elsmere Cyn Comment
  RSA784357  Claytonia perfoliata Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-16 3 Los Angeles Angeles National Forest: Sawmill Mountain. Road 7N08 turn from Co Hwy N2, first major dirt road crossing. Comment
  UCR190414  Claytonia perfoliata R. G. Swinney 2000-5-20 7697 Los Angeles San Gabriel Mtns., NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 905 Comment
  OBI60242  Claytonia perfoliata Tony Simon 1994-5-19 35 Los Angeles Brown Cyn, Desoto exit 118 fwy 61 Comment
  SD217353  Claytonia perfoliata Tim Ross, Laurel Arnseth 1990-4-8 4404 Los Angeles San Clemente Island. East side of island, Bruce Canyon near Malo Poin. Comment
  RSA641423  Claytonia perfoliata subsp. intermontana L. C. Wheeler 1967-7-15 10050 Los Angeles Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  SEINET181922 Image available Claytonia perfoliata subsp. mexicana Ira W. Clokey, B. Templeton March 1929 4525 Los Angeles Santa Monica Mt.; Mandeville Canyon. 275 Comment
  RSA466704  Claytonia perfoliata subsp. perfoliata James Clizbe 1930-5-6 s.n. Los Angeles Nichols Canyon. Comment
  SBBG82786  Claytonia perfoliata subsp. perfoliata M. Bufkin -Apr-1895 Los Angeles cyns near Pasadena Comment
  RSA0013162  Clematis lasiantha Orlando Mistretta, Christine Mistretta 2011-7-13 5942 Los Angeles Big Tujunga Canyon, near head of Maple Cyn, S of Angeles Forest Hwy, 1.9 miles W of jct. of Angeles Forest Hwy and Angeles Crest Hwy. 942 Comment
  RSA545287  Clematis lasiantha Robert F. Thorne, Carlos Mu - oz 1969-6-17 38030 Los Angeles SAN GABRIEL MTS. - SAN ANTONIO CANYON 1524 Comment
  SBBG87644  Clematis lasiantha S. Boyd, T. Elias 1987-4-14 2055 Los Angeles Rincon, Red Box Rd S of Rincon Forest Station, N of Glendora Comment
  POM98216  Clematis lasiantha Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  HSC18078  Clematis ligusticifolia var. californica C. E. Fellows 1965-9-3 128 Los Angeles 1/10th mi. W of Las Virgenes Rd. on Mulholland Rd. Comment
  RSA386280  Clematis pauciflora Louis C. Wheeler 1932-5-4 680 Los Angeles San Gabriel Wash 107 Comment
  POM11698  Cleome isomeris Katherine Brandegee 1916-05 s.n. Los Angeles Catalina Island. Comment
  RSA317008  Cleome isomeris T. S. Elias, W. Wisura 1984-7-27 8528 Los Angeles North of Malibu; Point Dume. Comment
  CAS-BOT-BC423116  Cleomella obtusifolia Roxana S. Ferris 1918-6-19 912 Los Angeles Lancaster Comment
  CAS-BOT-BC423123  Cleomella obtusifolia Frank W. Peirson 1933-5-13 10661 Los Angeles Twelve miles south of Muroc Comment
  POM148075  Cleomella obtusifolia J. B. Feudge 1925-5-22 1658 Los Angeles Lancaster, Mojave Desert 716 Comment
  UCR264700  Collinsia bartsiifolia Mitch Provance, Callen Huff 2009-4-28 10734 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
  RSA584967  Collinsia callosa Tim S. Ross, Steve D. Boyd 1990-6-1 2761 Los Angeles San Gabriel Mountains, Moody Canyon (a.k.a. 'The Toilet Bowl of Death'): draining northward from Messenger Flats and Mt Gleason. 1159 Comment
  POM254108  Collinsia heterophylla Bonnie C. Templeton 1939-4-26 4586 Los Angeles Huntington Palisades. 640 Comment
  POM49311  Collinsia heterophylla Marcus E. Jones 1882-5-3 s.n. Los Angeles Pasadena. Comment
  UC741163  Collinsia heterophylla B. C. Templeton 1939-4-26 5486 Los Angeles Santa Monica Mountains, Huntingon Palisades Huntingon Palisades; Santa Monica Mountains, Huntingon Palisades 640 Comment
  UCR131364  Collinsia heterophylla Jeremiah George 2001-5-30 4 Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, mouth of Agua Amarga Canyon 15 Comment
  OBI26234  Collinsia heterophylla Mark E. Schneider 1973-4-26 46 Los Angeles Mullolland hwy 1.5 mi past Stunt Rd 267 Comment
  RSA408281  Collinsia heterophylla Dorothy Davis 1922-05 s.n. Los Angeles Hills around San Fernando Valley Comment
  RSA408288  Collinsia heterophylla L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  RSA579472  Collinsia heterophylla var. austromontana Tim S. Ross, Steve D. Boyd 1994-5-10 7725 Los Angeles Warm Springs Mountain: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 668 Comment
  POM308881  Collinsia parryi Unspecified 623 Los Angeles Trail to Flumes #4 and 5, San Dimas Experimental Forest, San Gabriel Mountains. Comment
  RSA580095A  Collomia grandiflora T. S. Ross, S. D. Boyd, Steve Burns 1994-7-7 8142 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1695 Comment
  RSA430477  Commelina benghalensis A. C. Sanders 1987-11-28 7398 Los Angeles El Segundo Dunes, W of Los Angeles International Airport and Pershing Drive. 38 Comment
  POM4074  Conyza bonariensis D. L. Crawford 548 Los Angeles Claremont. Comment
  RSA0088138  Conyza bonariensis Steven A. Junak 1998-10-21 SCa- 816 Los Angeles Santa Catalina Island: White's Landing, just inland from buildings. 6 Comment
  HSC5501  Conyza canadensis W. H. Kinch 1954-9-30 16 Los Angeles Padua Ave. N Claremont, San Antonio Wash. 335 Comment
  UC31432  Conyza canadensis Dr. Vogt 1897-1-1 14 Los Angeles Antelope Valley Comment
  RSA412323  Cordylanthus nevinii Bonnie C. Templeton 1932-8-25 5068 Los Angeles Big Rock Creek, San Gabriel Mts. 1905 Comment
  RSA412291  Cordylanthus rigidus subsp. setiger Louis C. Wheeler 1932-8-31 1311 Los Angeles Thompson Wash, 2 mi. NE La Verne. 377 Comment
  RSA412298  Cordylanthus rigidus subsp. setiger Francis W. Pennell, P. A. Munz 1940-8-24 26468 Los Angeles Gravelly soil along stream-course. Pomona College, Claremont. 366 Comment
  CDA21765  Coreopsis bigelovii G. D. Barbe, T. C. Fuller 1973-4-9 1189 Los Angeles 4 miles (6.4 km) south of Palmdale, 0.7 mile north of Pearblossom Highway on Sierra Highway. 0 Comment
  RSA774737  Coreopsis bigelovii R. G. Swinney 2009-6-17 11173 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UC1536839  Coreopsis bigelovii G. H. True Jr. 1935-5-6 62 Los Angeles Neenach Antelope Valley, Neenach (between 3 points and highway) Comment
  UC829014  Coreopsis californica var. californica Marcus E. Jones, A. M. 1882-5-2 3373 Los Angeles Pasadena Comment
  RSA613162  Coreopsis calliopsidea P. A. Munz 1931-3-28 2574 Los Angeles Near Palmdale. Comment
  POM356115  Corethrogyne filaginifolia F. R. Fosberg 1930-6-30 3065 Los Angeles Del Rey. 2 Comment
  SBBG60526  Corethrogyne filaginifolia R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  SFV12532  Corethrogyne filaginifolia J. W. Dole 1980-9-5 s. n. Los Angeles Santa Susana Mountains Santa Susana Mountains. Comment
  UC485377  Corethrogyne filaginifolia C. F. Millspaugh 1920-1-21 4619 Los Angeles isthmus Santa Catalina Island Comment
  UC87481  Corethrogyne filaginifolia A. J. McClatchie 1892-9-1 Los Angeles Pasadena Comment
  LA201171  Coronopus didymus Arthur C. Gibson; 2003-5-4 4703 Los Angeles 518 Comment
  RSA587182  Cortaderia selloana Scott D. White 1995-12-5 3760 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  RSA0002495  Cotyledon nudicaulis L. R. Abrams 1902-7-4 2652 Los Angeles San Gabriel Canyon Comment
  SFV1571  Crassula connata M. L. Vincent 1963-5-7 340 Los Angeles Santa Susana Mountains Santa Susana Pass Road. 0.5 miles east of Ventura County line near top of the pass. 0.5 miles off the main road on a path. 489 Comment
  RSA592230  Crassula connata var. connata L. C. Wheeler 1967-4-30 9242 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  SEINET10874356  Crassula tetragona Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4831 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  RSA177852  Crossosoma californicum R. F. Thorne, Percy C. Everett 1965-5-12 34596 Los Angeles Catalina Canyon, at upper end; Santa Catalina Island. 244 Comment
  LA204985  Croton californicus M. Epling; Carl Epling May 1925 sn Los Angeles San Fernando Valley Comment
  RSA480560  Croton californicus Florence Collins 1942-4-15 s.n. Los Angeles El Segundo. Comment
  UC177308  Croton californicus T. S. Brandegee May 1889 Los Angeles Saugus Comment
  UCD141952  Croton californicus B. Pitzer 1996-5-5 2848 Los Angeles Palos Verdes Peninsula: Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill. 408 Comment
  SBBG131669  Cryptantha S. A. Junak 1999-5-20 SCa 936 Los Angeles ridge between Cottonwood and Escondido Cyns, S side of Cottonwood-Black Jack Rd, ca. 0.6 mi up from reservooir 256 Comment
  UCR276979  Cryptantha R. G. Swinney 2010-6-1 13154 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
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Feb 19 2020
  UC882419  Cryptantha circumscissa Geo. B. Grant 1906-6-15 Los Angeles Summit of Mt. Wilson 1828 Comment
  UCR155115  Cryptantha clevelandii A. C. Sanders 2005-5-5 29910 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road on slopes at NE end of mesa, c. 0.1 mi. above Vasquez Canyon Rd. 610 Comment
  IRVC28373  Cryptantha corollata A. C. Sanders 2003-4-28 26092 Los Angeles Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon Western San Gabriel Mtns. 427 Comment
  POM6560  Cryptantha intermedia P. A. Munz, L. T. Street, G. Williams 1919-4-5 2423 Los Angeles Puddingstone Creek, San Dimas Comment
  SEINET3860021  Cryptantha intermedia R. G. Swinney 2009-4-21 10416 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Azusa/Duarte, San Gabriel Canyon was, 0.4-1.0 mi. north (upstream) of Puente Largo bridge.; 0 192 Comment
  SFV21119  Cryptantha intermedia L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1064 Los Angeles Verdugo Mountains North side of Verdugo Mountains. South of Hostetter Motorway just off La Tuna Canyon Road, south of (and you can see) the 210 Freeway. Across (south) from the canyon that Hostetter Road follows almost to the main crest near above coordinates. 543 Comment
  UCR129881  Cryptantha intermedia Joseph M. Keefe 1978-5-23 23273 Los Angeles 200 m east of cafeteria, Glendale College, 1500 North Verdugo Road, Glendale, San Rafael Mtns. 317 Comment
  POM338020  Cryptantha intermedia F. R. Fosberg 1932-6-18 10687 Los Angeles head of Pine Canyon 572 Comment
  RSA0016889  Cryptantha intermedia var. johnstonii O. W. Robinson 1916-3-21 s.n. Los Angeles Wash near Greek Theater, Claremont. Comment
  SD230184  Cryptantha micrantha Louis C. Wheeler 1968-5-30 Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground. Comment
  UC1182218  Cryptantha micromeres Peter H. Raven and Henry J. Thompson 1960-4-12 15031 Los Angeles sw of Seminole Hot Springs; Santa Monica Mountains 365 Comment
  SBBG63768  Cryptantha microstachys E. Rockwell -Mar-1920 39 Los Angeles Holly Springs Cyn, Hollywood 304 Comment
  IRVC28379  Cryptantha muricata A. C. Sanders, Tricia Wotipka 2003-4-28 26095 Los Angeles Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon Western San Gabriel Mtns. 427 Comment
  RSA0079158  Cryptantha muricata var. denticulata R. F. Thorne, John Olmsted 1965-8-26 35368 Los Angeles San Gabriel Mts.: Angeles National Forest, along Blue Ridge near upper end of Holiday Hill Ski Lift. 2470 Comment
  RSA0079259  Cryptantha muricata var. jonesii Scott D. White, Michael Honer 2004-6-24 10488 -B Los Angeles Pomona Valley / San Gabriel Mtn Foothills: City of Claremont; San Antonio Canyon alluvial fan, north of Baseline Ave. and west of concrete-lined flood control channel. 488 Comment
  RSA0079261  Cryptantha muricata var. jonesii R. G. Swinney 2008-5-12 8827 Los Angeles San Gabriel Mtns.: East fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  UCR98746  Cryptantha muricata var. jonesii T. S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3759 Los Angeles San Gabriel Mtns., Pinyon Ridge, western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone 1951 Comment
  RSA0079310  Cryptantha muricata var. jonesii Scott D. White, Justin Wood 2008-5-6 11932 -B Los Angeles Puente / Chino Hills: Chino Hills, NW of Carbon Canyon Rd. and SE of Tonner Canyon, on SCE powerline corridor (SE corner of county). 213 Comment
  RSA0079380  Cryptantha muricata var. jonesii Kelly Middleton, David Middleton 1988-5-8 16 Los Angeles Glendora Ridge Road, 6.6 miles west of Mt. Baldy Rd. intersection 1220 Comment
  RSA0078914  Cryptantha muricata var. muricata Fordyce Grinnell Jr. 1911-06 3180 Los Angeles Mt. Wilson, San Gabriel Mts. 1768 Comment
  RSA0079592  Cryptantha muricata var. muricata L. C. Wheeler 1967-5-23 9692 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  UCR189694  Cryptantha nemaclada R. G. Swinney 1998-7-21 6476 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 miles SW of Fish Fork Trail and Pine Mtn. Ridge 2085 Comment
  RSA0028826  Cryptantha nevadensis var. rigida R. G. Swinney 2009-5-13 10782 Los Angeles upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1122 Comment
  RSA0049933  Cryptantha nevadensis var. rigida R. G. Swinney 2010-5-12 12739 Los Angeles Soledad Canyon bottom, 2.2 miles west of Angeles Forest Hwy., 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m. to the east on the south side of West Carson Mesa Rd. 921 Comment
  RSA750205  Cryptantha nevadensis var. rigida R. G. Swinney 2005-7-21 8311 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  SBBG133673  Cryptantha nevadensis var. rigida L. Gross, P. DeVries, O. Gasser 2015-4-7 6958 Los Angeles Arrastre Cyn, near Acton; started at the junction between Arrastre Cyn Rd and Moody Truck Trail; follow the crk and slope beyond where Moody Truck Trail crosses the crk, NE side slope only 807 Comment
  RSA746409  Cryptantha oxygona R. G. Swinney 2008-5-12 8834 Los Angeles San Gabriel Mtns.: East fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  RSA0079047  Cryptantha pterocarya var. pterocarya Orlando Mistretta 1992-5-4 244 Los Angeles San Gabriel Mountains: Little Rock Creek; Alimony Ridge. 1263 Comment
  RSA518006  Cryptantha similis Steve Boyd, Orlando Mistretta 1986-3-31 1539 Los Angeles Mojave Desert: Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA549512  Cryptantha simulans T. S. Ross, Steve D. Boyd 1990-6-18 3466 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA549524  Cryptantha simulans T. S. Ross, Steve D. Boyd 1990-6-18 3458 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  UC1871176  Cryptantha simulans T. S. Ross 1991-4-29 4855 Los Angeles San Gabriel Mtns.; Parker Mtn and ridge to the SW: SW of Acton and NNE of Ravenna. Comment
  UC2026422  Cryptantha simulans Louis C. Wheeler 1968-5-30 s.n. Los Angeles SAN GABRIEL MOUNTAINS: South side Devil's Canyon. Comment
  UCR217690  Cucurbita foetidissima A. C. Sanders, Dan S. Cooper 2010-8-5 38561 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  POM3642  Cuscuta californica L. R. Abrams 1900-8-9 877 Los Angeles San Gabriel Canyon Comment
  UCD126255  Cuscuta californica Daryl Koutnik 1978-6-25 564 Los Angeles 1 mile south of Seminole Hot Springs on Mulhollad Highway. 335 Comment
  RSA0012266  Cuscuta californica var. californica Orlando Mistretta, Youssef Atallah 2011-8-12 6028 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy. On bench above Aliso Creek. 1083 Comment
  CDA39909  Cuscuta californica var. californica L. C. Wheeler 1973-11-2 s.n. Los Angeles San Gabriel Mountains; Chaney Trail ca. 1/2 way up. 0 Comment
  RSA598273  Cuscuta campestris R. G. Swinney 1989-6-25 s.n. Los Angeles Big Dalton Canyon, in and near Glendora Wilderness Park , Big Dalton Canyon. Big Dalton Debris basin 365 Comment
  OBI14810  Cuscuta subinclusa Lewis S. Rose 1960-8-28 60086 Los Angeles Santa Monica Mts, E slope of Coldwater Cyn 335 Comment
  RSA166489  Cuscuta subinclusa W. G. Webb 1935-3-3 s.n. Los Angeles Glenoaks, Glendale Comment
  RSA409720  Cuscuta subinclusa Ora M. Clark 1984-12-23 1384 Los Angeles Hills N. San Pedro Comment
  SBBG112830  Cynara cardunculus S. A. Junak with M. L. Hoefs, K. Kirkland 1998-7-16 SCa 757 Los Angeles upper end of salina at mouth of Cherry Cyn 3 Comment
  UC1131377  Cynodon dactylon Jerome S. Horton 1937-9-21 495 Los Angeles near dam Dalton Canyon (<Dam Keeper's old house>); Pomona Quad., Dalton Canyon near Dam Comment
  UCSB6798  Cynodon dactylon Albright, S. 1957-5-27 Los Angeles Faculty Hill, UCLA Campus 91 Comment
  LA105064  Cyperus eragrostis Barry A. Prigge; 1988-7-3 8205 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  RSA747068  Cyperus eragrostis R. G. Swinney 2008-5-30 8910 Los Angeles San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
  RSA365076  Cyperus eragrostis Anstruther Davidson 1920-08 3389 Los Angeles Bandini. Comment
  CAS-BOT-BC114311  Cyperus esculentus Ellsworth Bethel 1916-8-1 s.n. Los Angeles Long Beach. Comment
  SFV22011  Cyperus involucratus V. Soza, L. Gross, R. Kopelov 2000-3-30 662 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Northeastern side of La Tuna Canyon, north of 210 Freeway and La Tuna Canyon Road. South-southwest of Haines Canyon Ave. and Elmhurst Drive junction, Haines Canyon Park. Rocky canyon bottom in stream. 549 Comment
  RSA550422  Cytisus striatus T. S. Ross 1992-7-10 6685 Los Angeles upper Big Tujunga Canyon along UBTC toad; 6 degrees N and 2520m distant from Thorn (5499') Peak 1085 Comment
  SD69565  Dactylis glomerata Robert F. Thorne 1966-6-1 36487 Los Angeles Santa Catalina Island; lawn of St. Catherine's Hotel, north of Avalon 4 Comment
  RSA0107651  Datisca glomerata R. G. Swinney 2011-6-23 15306 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center. 1582 Comment
  RSA431663  Datisca glomerata Geo. C. Johnstone 1927-10-30 s.n. Los Angeles upper part of Big Tujunga Canyon Comment
  RSA527807  Datura wrightii Tim S. Ross, Annette Ross 1991-6-3 5540 Los Angeles Elephant Hill: W Pomona. 287 Comment
  RSA654422  Datura wrightii Matt Brooks 1988-5-1 20 Los Angeles Whittier, Skyline Equestrian trail 0.7 miles south of its intersection with Turnbull Canyon Rd. Comment
  RSA760605  Datura wrightii R. G. Swinney 2008-12-2 9926 Los Angeles Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  UCR220229  Daucus pusillus R. G. Swinney 2009-4-7 10294 A Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley, Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  CAS-BOT-BC130919  Deinandra clementina E. R. Blakley 1962-6-9 5189 Los Angeles San Clemente Island, China Point 6 Comment
  CAS-BOT-BC293969  Deinandra fasciculata Peter H. Raven; H. J. Thompson; S. R. Snow 1956-6-22 9448 Los Angeles Below Mulholland Drive above Sepulveda Blvd., Santa Monica Mts. Comment
  CAS-BOT-BC299281  Deinandra fasciculata H. M. Hall 1905-6-1 6256 Los Angeles San Francisquito Canyon Comment
  UC88934  Deinandra fasciculata T. S. Brandegee May 1890 Los Angeles Santa Catalina Island Comment
  JEPS60620  Delphinium parishii subsp. parishii Frank W. Peirson 1919-5-10 419 Los Angeles Arraster Creek San Gabriel Mountains 914 Comment
  RSA710809  Delphinium parishii subsp. parishii LeRoy Gross 2005-5-3 2241 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
  POM220069  Delphinium parryi F. R. Fosberg 1932-5-5 8120 Los Angeles Canyon above Villa Park, Avalon. 50 Comment
  RSA724619  Delphinium parryi K. Dobry 1992-10-25 d- 1068 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  CAS-BOT-BC121379  Delphinium parryi subsp. maritimum H. E. Hasse 1890-3-1 s.n. Los Angeles near Santa Monica Comment
  SBBG77827  Delphinium parryi subsp. maritimum F. R. Fosberg 1932-6-6 8130 Los Angeles Big Wash Cyn, Avalon 50 Comment
  CAS-BOT-BC116263  Delphinium parryi subsp. parryi Timothy S. Ross; James Mark Porter 1995-5-4 8414 Los Angeles Liebre Mountains, Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 585 Comment
  RSA398733  Delphinium parryi subsp. parryi I. W. Clokey 1930-5-13 s.n. Los Angeles Bouquet Canyon. Comment
  CAS-BOT-BC121544  Delphinium patens subsp. hepaticoideum Alfred James McClatchie 1893-6-11 127 Los Angeles Pasadena Comment
  POM161  Delphinium patens subsp. hepaticoideum L. R. Abrams 1901-04 150 [7] Los Angeles Wilson's Peak - Trail. Comment
  UCSB2000  Delphinium patens subsp. hepaticoideum Jones, Marcus 1982-5-2 Los Angeles Pasadena Comment
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Jul 14 2016
  UCR79370  Delphinium patens subsp. montanum Steve Boyd, Walter Appleby 1993-4-22 7984 Los Angeles Western San Gabriel Mtns., north of Sylmar & south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Near Los Pinetos Spring, at the head of Los Pinetos Canyon 976 Comment
  SBBG129322  Delphinium patens subsp. patens A. Parikh, N. Gale 2012-5-2 3578 Los Angeles W Fork San Gabriel River, 0.8 km E of Cogswell Dam 660 Comment
  SD66865  Delphinium variegatum subsp. kinkiense R. Mitchel Beauchamp 1967-3-18 290 Los Angeles Grassy slope, canyon north of Nanny, San Clemente Island 245 Comment
  SD85160  Dendromecon harfordii E. R. Blakley 1962-10-3 5387 Los Angeles Santa Catalina Island; face of rocky road-cut, start of road to Whites Landing, east side of Blackjack Mountain. 410 Comment
  UC1126347  Dendromecon rigida G. T. Nordstrom 1935-2-1 8105 Los Angeles 1 3/4 mi e mouth of Beartrap Canyon; Angeles National Forest, Tejon Quadrangle Comment
  RSA59124  Dendromecon rigida subsp. rigida G. R. Campbell 1950-4-17 14593 Los Angeles Escondido Canyon, on road to Malibu Lake, 7 miles from Hwy Alt. 101. 457 Comment
  SEINET179627 Image available Deschampsia danthonioides V. Duran 1933-7-9 3507 Los Angeles Horse Flats San Gabriel Mountains 1676 Comment
  UCR273569  Deschampsia danthonioides R. G. Swinney 2011-6-15 15179 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  UCR197792  Descurainia sophia Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 33 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
  SDSU7274  Dicentra chrysantha A. H. Gallup 1948-4-28 159 Los Angeles ' The Wash' Claremont. 366 Comment
  UCR271870  Dichelostemma capitatum R. G. Swinney 2010-3-24 12098 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
  SDSU11599  Dichelostemma capitatum R. M. Beauchamp 1967-1-28 144 Los Angeles Growing on slope west of the main road below Stone. San Clemente Island. Comment
  RSA172264  Dichelostemma capitatum subsp. capitatum Robert F. Thorne, J. Henrickson 1963-5-5 32320 Los Angeles Top of ridge in Cobal Canyon, foothills of San Gabriel Mts., ca. 4 miles N of Claremont 518 Comment
  RSA649610  Dichelostemma capitatum subsp. capitatum Lori Ackerman, Gerald Braden 1988-4-22 17 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  UC284827  Dieteria canescens var. canescens P. A. Munz 1923-8-30 7664 Los Angeles n of Big Pines; San Gabriel Mts., Swartout Valley 2225 Comment
  CAS-BOT-BC150858  Diplacus X australis H. E. Hasse 1893-5-1 s.n. Los Angeles Near Soldiers Home Comment
  CHSC3685  Diplacus longiflorus Mary MacArthur 1966-5-12 23 Los Angeles San Rafael Hills, Glendale College. 213 Comment
  SBBG98432  Diplacus parviflorus T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5293 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll; upper portion of drainage 274 Comment
  CAS-BOT-BC43558  Diplotaxis tenuifolia George B. Grant 1901-1-1 287 Los Angeles From Pasadena. Comment
  CAS-BOT-BC195621  Distichlis spicata 1902-6-20 s.n. Los Angeles Redondo Comment
  SEINET10564526  Distichlis spicata var. stricta F. R. Fosberg 1931-5-14 Fosberg S 4871 Los Angeles Middle Ranch Canyon, near mouth of Cape Canyon, Santa Catalina Island. Bottom of ravine. Upper Sonoran Zone. Comment
  SFV22075  Dittrichia graveolens P. M. Schiffman 2011-10-24 s. n. Los Angeles San Fernando Valley Sepulveda Flood Control Basin. Disturbed field south of pond containing outflow from Tilman Sewage Treatment Plant. 215 Comment
  RSA612193  Dodecatheon clevelandii Bill Campbell 1932-3-5 s.n. Los Angeles Los Alisos Canyon. Comment
  RSA508721  Dodecatheon clevelandii subsp. clevelandii Barry Burnell 1971-3-29 313 Los Angeles San Gabriel Mts.: Sycamore Canyon above Claremont at the top of Indian Hill Blvd. Pacific Slope. 396 Comment
  RSA597984  Dodecatheon clevelandii subsp. insulare L. Raz 1997-3-16 72 Los Angeles Santa Catalina Island. Avalon Canyon via 'Divide Trail', northeast of the Wrigley Botanical Garden. 183 Comment
  SD52464  Dodecatheon clevelandii subsp. patulum Skip Stone 1952-3-22 8 Los Angeles San Gabriel Mts; Blanchard Park, Claremont 334 Comment
  RSA461362  Dodecatheon clevelandii subsp. sanctarum George Vowels 1968-3-19 s.n. Los Angeles Santa Monica Mountains, Encinal Canyon, approx. 1.5 milesW of Mulholland Highway. 335 Comment
  RSA592772  Dodecatheon clevelandii var. clevelandii Steve Boyd, Mike Wall 1996-4-4 8541 Los Angeles Liebre Mountains, ridgeline and adjacent slopes of side canyon to Charlie Canyon, west of San Francisquito Canyon off Angeles National Forest Road 5N17, ca 0.4 road miles south of jtn with 5N30, south of Red Mountain. 701 Comment
  CAS-BOT-BC227721  Dodecatheon clevelandii var. insulare Tim Ross 1993-4-22 6874 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); nothwesterly slope 350 meters ENE of peak 419 Comment
  SEINET3237841 Image available Dodecatheon redolens R. G. Swinney 1999-8-14 7631 Los Angeles San Gabriel Mtns.; upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4. air mi. WSW of Dawson Peak. 2146 Comment
  RSA503187  Draba corrugata var. corrugata Gary D. Wallace 1975-7-12 1443 Los Angeles Angeles National Forest: just W of Lodgepole Picnic Ground. West Fork Dorr Canyon at springs above road. 2311 Comment
  UCSB23143  Drymocallis cuneifolia var. ewanii Wilken, Dieter 1967-6-1 Los Angeles Lily Springs north of Mt. Hawkins, along State Highway 2, San Gabriel Mtns. 2407 Comment
  UC535311  Dryopteris arguta Ira W. Clokey, B. Templeton May 1929 4539 Los Angeles Mandeville Canyon; Santa Monica Mts 350 Comment
  POM18217  Dryopteris arguta P. A. Munz 1923-4-10 6706 Los Angeles San Clemente Island: canyon-wall, south of eLemon Tank'; east coast Comment
  RSA693685  Dryopteris arguta Kenneth A. Wilson, Robert Gustafson 1994-5-13 2413 Los Angeles Santa Monica Mountains national Recreation Area; Upper Franklin Canyon Reservoir Comment
  SEINET9625426 Image available Dryopteris arguta L. Shields 1936-3-23 s.n. Los Angeles Puddinstone. Comment
  IRVC29655  Dudleya lanceolata Mark A. Elvin 2003-6-12 2942 Los Angeles Newhall Ranch, S side of Potrero Canyon, S of Potrero Mesa Santa Clarita Valley 335 Comment
  RSA83411  Dudleya lanceolata F. W. Peirson 1906-7-10 1934 Los Angeles Rustic Canyon, Santa Monica Mtns. Comment
  UCD101927  Dudleya lanceolata Daryl Koutnik 1978-6-25 561 Los Angeles 1 mile south of Seminole Hot Springs on Mulhollad Highway. 335 Comment
  RSA534963  Dudleya virens subsp. hassei F. R. Fosberg 1931-4-7 54502 Los Angeles Hamilton Beach, Santa Catalina Island. 2 Comment
  POM365257  Echinochloa crus-galli Anstruther Davidson 1889-08 s.n. Los Angeles L.A. River. Comment
  RSA737116  Echinodorus berteroi Justin M. Wood 2008-10-11 182 Los Angeles San Jose Hills, Bonelli Regional Park, cove on west side of Puddingstone Reservoir. 299 Comment
  OBI14179  Ehrendorferia chrysantha Bill Arbaugh 1966-5-28 11 Los Angeles Tajunga Wash 152 Comment
  UCD61218  Ehrharta erecta Charles F. Hewitt 1975-3-13 LASCA 1038 Los Angeles South African section. Arcadia. Los Angeles State and County Aboretum. Comment
  UCR255852  Ehrharta erecta Dan S. Cooper 2014-6-26 614- 68 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, along north side of Forest Lawn Rd. across from cemetery 152 Comment
  RSA736232  Ehrharta longiflora Scott D. White, Justin M. Wood 2008-5-8 11943 Los Angeles SCE powerline corridor near Skyline Dr., and E of Hacienda Blvd.; Hacienda Heights 305 Comment
  UCR138520  Eleocharis parishii L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Soledad Canyon, Santa Clara River 530 Comment
  CHSC100237  Elymus condensatus John Dittes 2006-6-4 1399 Los Angeles Western Transverse Range; Simi Hills; north of Santa Susana Road; ca. 2.4 air-miles northwest of Chatsworth Highschool, ca. 1.2 air-mile west of Topanga Blvd., ca. 0.6 air-mile east x northeast of Santa Susana Pass. 426 Comment
  SEINET10507934  Elymus condensatus Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4807 Los Angeles Santa Catalina Island; Catalina Conservancy Land, lower Cape Canyon Reservoir. Along Cape Canyon Trail (Road), .4 miles from junction to Airport Road. 8 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 500 Comment
  UCR178793  Elymus elongatus R. G. Swinney 1989-7-12 s.n. Los Angeles San Gabriel Mtns, Glendora Regional Wilderness Park, Big Dalton Canyon at 'Owl Flats', 1.5 miles NE of Glendora Mtn. Road 457 Comment
  RSA714679  Elymus glaucus A. C. Sanders, Mark A. Elvin 2003-6-18 26961 Los Angeles Western Transverse Range: private dirt road along crest of range, above Salt Canyon 976 Comment
  UCR146231  Elymus hispidus Valerie Soza, Naomi Fraga 2001-6-27 1302 Los Angeles Transverse Ranges, San Gabriel Mountains region, Sunset Ridge Fire Road (FSR 2N07), 0.7 mi east of Glendora Ridge Road, west of Sunset Peak 1433 Comment
  CAS-BOT-BC234099  Elymus multisetus R. L. Armacost 1967-6-2 2240 Los Angeles Vacant lot opposite 910 Franklin St., Santa Monica Comment
  RSA773234  Elymus trachycaulus subsp. trachycaulus R. F. Thorne, John Dourley 1967-10-10 37362 Los Angeles Angeles National Forest: 1.5 mi. E of Dawson Saddle 2332 Comment
  SFV13263  Emmenanthe penduliflora M. J. Thor 1983-4-16 169 Los Angeles Mojave Desert Palmdale, north of Little Rock, Mount Emma Road. West facing slope by roadside. 945 Comment
  UCD150960  Encelia D. S. Park 2010-4-26 45 Los Angeles Ranch Santa Ana Botanic Garden 391 Comment
  RSA0119541  Encelia actoni R. G. Swinney 2014-4-30 16284 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  RSA715749  Encelia actoni Scott D. White, Andrea Warniment 2006-7-7 11627 Los Angeles Gorman area, west of the I-5 Freeway at SR-138 interchange. SE Tehachapi Mts. 1006 Comment
  UCR149484  Encelia actoni Valerie Soza, L. Moore 2000-5-30 973 Los Angeles Transverse Range; Liebre Mountains, San Franisquito Canyon, at Los Angeles Dept. of Water and Power San Francisquito Power Plant No. 2 and USFS Fire Station, west of San Francisquito Canyon Road 488 Comment
  UCR223719  Encelia actoni R. G. Swinney 2009-6-17 11209 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
  CAS-BOT-BC131195  Encelia californica Le Roy Abrams 1901-4-11 1486 Los Angeles Santa Monica Mts., Santa Monica [Canon] Canyon Comment
  CATA576  Encelia californica Mark L. Hoefs 1991-4-7 1014 Los Angeles Santa Catalina Island: Hillside next to road south-east of Little Harbor 22 Comment
  SEINET11859821  Encelia californica J. F. Bright, Wyman, C. 1931-5-22 5475 Los Angeles near Pasadena Comment
  RSA719634  Encelia farinosa R. G. Swinney 1998-2-16 5897 Los Angeles mouth of San Gabriel River about 100-350 m north of Foothill Blvd. east bank. 183 Comment
  UCR258573  Encelia farinosa R. G. Swinney 2010-3-10 11810 Los Angeles San Gabriel Mountains, NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  RSA0060812  Ephedra nevadensis LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6960 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA655786  Ephedra nevadensis James Henrickson 2000-4-21 20714 Los Angeles Ca. 17 mi W of State Hwy 14, along Hwy 138 near 14348 W. Avenue D. at a site for a Sprint monopole. 854 Comment
  LA6823  Ephedra viridis Carl Epling; 1931-10-25 sn Los Angeles Bald Mountain-Liebre Mountain, Between Sandbergs and Pine Canyon Comment
  CAS-BOT-BC166194  Epilobium canum subsp. canum L. R. Abrams 1901-8-21 2190 Los Angeles Santa Monica [Canon] Canyon Comment
  CAS-BOT-BC166211  Epilobium canum subsp. canum Louis C. Wheeler 1931-9-26 160 Los Angeles 2 mi. N Claremont 411 Comment
  POM18219  Epilobium canum subsp. canum P. A. Munz 1923-4-10 6702 Los Angeles San Clemente Island; wall of canyon S of 'Lemon Tank' Comment
  SBBG17272  Epilobium canum subsp. canum M. Vincent 1962-7-10 277 Los Angeles Piuma Rd, 3 mi E of Malibu Cyn Rd Comment
  UC205219  Epilobium canum subsp. canum J. Grinnell 1905-11-25 Los Angeles foothills near Glendora Comment
  LA206129  Epilobium canum subsp. latifolium F. R. Fosberg; Joseph Andorfer Ewan 1931-8-10 4926 Los Angeles San Gabriel Mountains, Lower Pine Flats, N Fork San Gabriel River 1523 Comment
  POM2982  Epilobium canum subsp. latifolium C. F. Baker 1903-8-2 3657 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  UCR126716  Epilobium ciliatum A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27147 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  UCR48934  Epilobium ciliatum A. C. Sanders 1987-7-22 7164 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  RSA586816  Epilobium ciliatum subsp. ciliatum Orlando Mistretta, Steve D. Boyd 1994-6-21 1383 Los Angeles San Gabriel Mountains, Santiago canyon, drainage northwest of Pacifico Mountain. 1646 Comment
  RSA615521  Epilobium ciliatum subsp. glandulosum Louis C. Wheeler 1966-8-21 8824 Los Angeles San Gabriel Mountains: Dorr Canyon, northwest side Mount Burnham. Comment
  SFV1  Equisetum arvense R. L. Armacost 1934-5-29 144 dup. Los Angeles Santa Monica Mountains Topanga Canyon. Elkhorn Camp. 61 Comment
  LA94012  Equisetum laevigatum Lawrence L. Kiefer; 1962-12-24 338 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon Comment
  RSA188231  Equisetum laevigatum R. F. Thorne, Percy C. Everett 1965-6-23 34959 Los Angeles Santa Catalina Island: lower portion of Middle Ranch Canyon 91 Comment
  RSA589227  Equisetum laevigatum T. S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-8 2918 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
  CATA1111  Equisetum telmateia subsp. braunii Mark L. Hoefs 1995-5-23 2075 Los Angeles Santa Catalina Island: Lower Middle Ranch Canyon, near road to Bulrush Canyon 115 Comment
  RSA613269  Eragrostis mexicana subsp. virescens L. C. Wheeler 1976-7-28 s.n. Los Angeles Long Beach: Long Beach Freeway at Carson Street just north of San Diego Freeway 9 Comment
  POM275280  Eragrostis pectinacea Anonymous 1944-9-15 11549 Los Angeles Claremont.Drainage Area Pomona Valley. Southslope. Comment
  UCR108408  Eragrostis pectinacea var. pectinacea L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, Blum Ranch 884 Comment
  RSA578718  Eremalche exilis Tim S. Ross, J. Mark Porter 1994-5-1 7575 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA0107786  Eriastrum densifolium subsp. austromontanum Orlando Mistretta 1994-6-8 1338 Los Angeles Little Rock Creek. un-named drainage draining N slope of Bare Mountain. 1158 Comment
  RSA0120840  Eriastrum pluriflorum subsp. pluriflorum T. S. Ross, S. D. Boyd 1990-6-6 2867 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  RSA0120737  Eriastrum pluriflorum subsp. sherman-hoytiae A. C. Sanders, E. J. Lott 1993-5-6 13984 Los Angeles Western Mojave Desert: SW edge of Rosamond Dry Lake, near E end of Ave C, just W of Piute Ponds and E of Sierra Hwy, at edge of Edwards AFB. 701 Comment
  CAS-BOT-BC514981  Eriastrum sapphirinum subsp. dasyanthum C. F. Baker 1903-7-20 3345 Los Angeles Claremont Comment
  RSA0122097  Eriastrum sapphirinum subsp. dasyanthum L. C. Wheeler 1933-6-24 1881 Los Angeles Verdugo Creek, Verdugo Hills. 533 Comment
  RSA602397  Ericameria cuneata var. cuneata L. C. Wheeler 1946-10-26 6391 Los Angeles San Gabriel Mountains: West Fork San Gabriel Canyon; 0.1 mile west of confluence with North Fork. Comment
  POM359390  Ericameria linearifolia Robert Gustafson 1982-4-26 2546 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 975 Comment
  UCD131402  Ericameria linearifolia Lewis S. Rose 1968-4-4 68016 Los Angeles Sacton, Mojave Desert. 822 Comment
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Jan 20 2015
  UCR281163  Ericameria linearifolia R. G. Swinney 2014-4-10 16041 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  UCD131435  Ericameria nauseosa P. Schiffman; J. Matos 1996-10-22 s.n. Los Angeles Angeles National Forest, along the old Ridge Route between Castaic Lake and Hwy 138. Comment
  UC205590  Ericameria nauseosa var. bernardina I. M. Johnston 1917-8-22 1652 Los Angeles San Antonio Mountains, Pine Mt. Ridge 2438 Comment
  CHSC34435  Ericameria palmeri var. pachylepis James Henrickson 1972-11-2 8096 Los Angeles 8 mi. NW of Newhall, NW of jct. of Hwy. 5 and Hasley Cyn. Rd. Hillside above fields. 365 Comment
  UC284763  Ericameria palmeri var. pachylepis P. A. Munz 1923-10-7 7790 Los Angeles Bouquet Canyon Saugus Comment
  RSA3098  Ericameria parishii var. parishii C. B. Wolf 1931-8-5 2299 Los Angeles just below the Padua Hills Theatre, above Claremont, west slope of the San Gabriel Mts. Altitude 1500 ft. 457 Comment
  RSA656969  Ericameria pinifolia D. Roche 1998-5-31 46 Los Angeles Mt. Baldy Road 1.31 miles from intersection of Mills Ave. and Mt Baldy Rd. 573 Comment
  UC1536031  Ericameria pinifolia Robert F. Thorne, M. Z. Thorne 1966-11-1 41378 Los Angeles near Mt. Baldy Village; San Gabriel Mts., Angeles National Forest, San Antonio Canyo Comment
  UCD131575  Ericameria pinifolia Geoffrey Levin 1975-4-27 41 Los Angeles below San Antonio Canyon Dam, Claremont. 335 Comment
  UCR212808  Ericameria pinifolia Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1851 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River near Rincon Ranger Station [off Hwy 39] 451 Comment
  UCR231383  Ericameria pinifolia Dan S. Cooper 2011-10-10 1011- 118 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Mt. Hollywood just west of the lookout 484 Comment
  UCR209867  Erigeron breweri R. G. Swinney 2008-7-13 9193 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, middle fork of Bell Canyon at debris basin 762 Comment
  CAS-BOT-BC294827  Erigeron breweri var. covillei Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-22 3748 Los Angeles San Gabriel Mountains. Pinyon Ridge: Western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone 1950 Comment
  CAS-BOT-BC140640  Erigeron foliosus R. G. Swinney 2008-7-16 9244 Los Angeles San Gabriel Mtns.: Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  POM49794  Erigeron foliosus L. W. Nuttall 1920-6-6 s.n. Los Angeles Avalon Canyon Comment
  UCSB6496  Erigeron foliosus Kamb, Peter 1947-6-11 Los Angeles Upper Sonoran Zone; Eaton Wash, Pasadena 266 Comment
  UCR281478  Erigeron foliosus var. franciscensis Neil Uelman 2017-6-28 s.n. Los Angeles Palos Verdes Peninsula, Glory Trail east of Crenshaw Blvd. in Rolling Hills 242 Comment
  RSA666625  Eriodictyon crassifolium A. C. Sanders, D. Malueg 1998-6-22 22049 Los Angeles Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  RSA454988  Eriodictyon crassifolium var. crassifolium Kenneth A. Wilson 1962-5-10 1265 Los Angeles Placerita Canyon Rd. about 2 miles east of Highway 6 Comment
  RSA578632  Eriodictyon crassifolium var. nigrescens Tim S. Ross, Steve D. Boyd 1994-7-7 8166 Los Angeles Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the 'Kelley Ranch' inholding (USFS map, 1958; 'Knapp Ranch', Angeles National Forest map, 1982) 1000 Comment
  RSA580962  Eriodictyon crassifolium var. nigrescens Jamie Kneitel 1995-4-9 18 Los Angeles San Gabriel Mountains, 100 m. off Angeles Forest Highway, 3.5 miles north of junction with Angeles Crest Highway 915 Comment
  RSA592880  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1967-4-30 9219 Los Angeles San Gabriel Mountains. Limekiln Canyon. 701 Comment
  NY42966  Eriodictyon traskiae J. B. Walker 1995-4-8 1332 Los Angeles Santa Catalina Island, 1.5km S of Black Jack Mountain, along paved road 100 Comment
  RSA658405  Eriodictyon trichocalyx R. Aguayo 1992-5-22 3 Los Angeles 13.5 mi. north of Interstate 210 in Azusa on Sate Hwy. 39 to gated road along West Fk. San Gabriel Riv. 0.3 mi. west of gate, roadside. 884 Comment
  UC495277  Eriodictyon trichocalyx Philip A. Munz 1932-5-17 12643 Los Angeles 1 mi n Claremont; n of Claremong 396 Comment
  OBI55261  Eriodictyon trichocalyx var. trichocalyx W. B. Welch 1928-4-10 53 Los Angeles Big Tunga Comment
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May 29 2015
  RSA0013639  Eriogonum baileyi Orlando Mistretta, Youssef Atallah 2011-8-16 6037 Los Angeles Aliso Canyon, 0.8 miles south of junction of Aliso Canyon Road and Angeles Forest Highway. 1295 Comment
  RSA608832  Eriogonum baileyi var. baileyi Louis C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Soledad Canyon, Santa Clara River. 530 Comment
  UCR172447  Eriogonum baileyi var. baileyi Anuja Parikh, Nathan Gale 2005-7-7 2128 Los Angeles Santa Clara River Valley, near confluence of Castaic Creek and the river, Newhall Ranch, study area 44 290 Comment
  POM122563  Eriogonum baileyi var. baileyi Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley. Comment
  RSA506846  Eriogonum baileyi var. baileyi James L. Reveal, Barbara J. Ertter 1976-6-28 4553 Los Angeles San Gabriel Mountains: Angeles Forest Highway (CA Hwy N-3) in Kentucky Canyon, 4.0 miles S of CA Hwy 14 and 3.3 miles N of the Aliso Canyon Road. 1067 Comment
  RSA522438  Eriogonum baileyi var. baileyi Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4013 Los Angeles San Gabriel Mountains, Angeles National Forest: NE of Tie Summit Station and E of Angeles Forest Hwy. Tujunga Ranger District. 1488 Comment
  SBBG61869  Eriogonum brachyanthum R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  RSA393156  Eriogonum cinereum L. E. Hoffman 1931-11-16 s.n. Los Angeles Malibu Creek Comment
  UC205954  Eriogonum elongatum var. elongatum I. M. Johnston 1917-8-23 1716 Los Angeles Prairie Fk. of San Gabriel R. San Antonio Mountains, Prairie Fk. of San Gabriel R. 1524 Comment
  RSA0112522  Eriogonum fasciculatum var. polifolium Richard G. Swinney 2011-10-13 15778 Los Angeles San Gabriel Mountains: Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek. 1573 Comment
  POM187775  Eriogonum gracile var. gracile Thos. Craig 1933-10-9 2006 Los Angeles Soledad Canyon, about 8 miles west of Ravenna. 610 Comment
  UCR143443  Eriogonum gracile var. gracile B. C. Templeton 1939-9-6 s.n. Los Angeles Playa del Rey [El Segundo Dunes] 40 Comment
  UCR164534  Eriogonum gracillimum T. B. Salvato, Sandra Murcia 2005-11-1 1247 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel east of 46th St., 0.1 mi past Hwy 138 on Palmdale Blvd, and south of Avenue Q 793 Comment
  JEPS56624  Eriogonum grande var. grande Ralph Hoffmann 1930-6-28 Los Angeles cliffs near Christy's (Station C); Catalina Island Comment
  RSA185245  Eriogonum kearneyi James L. Reveal, Caroline G. Reveal 1962-9-11 465 Los Angeles 4 miles W of the California Nevada border along Hwy 31 on the 'Pole Line Road'. 2134 Comment
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Nov 19 2013
  RSA300693  Eriogonum kennedyi var. alpigenum James R. Shevock 1974-10-5 3877 Los Angeles at the summit of Mt. Baden-Powell on the southern side of the peak. San Gabriel Mountains. Angeles National Forest. 2866 Comment
  RSA0128050  Eriogonum microtheca var. corymbosoides David E. Bramlet 1998-9-23 2713 Los Angeles Stations: BUTR-1, BUTR-2 (10m x 10m plot). Along the Burkhart trail (FS Trail 10W02), approximately 250 ft. north of the intersection of the Pacific Crest trail (Rattlesnake Canyon). 1756 Comment
  UCR245427  Eriogonum microthecum Elizabeth A. Kempton, Eric Paul 2006-9-10 443 Los Angeles San Gabriel Mountains, [Angeles National Forest], along Hwy 2, at turnout 2041 Comment
  OBI39746  Eriogonum mohavense David J. Keil 1977-5-8 12326 Los Angeles Just outside of Saddleback Butte State Park Comment
  RSA65909  Eriogonum nidularium F. W. Peirson 1930-5-31 8914 Los Angeles Below Lovejoy Dam, Lovejoy Buttes, southwestern Mojave Desert. Comment
  UCR277197  Eriogonum nudum R. G. Swinney 2010-9-30 13956 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  RSA393611  Eriogonum nudum var. pauciflorum L. E. Hoffman 1932-8-14 s.n. Los Angeles Crystal Lake, Angeles National Forest 1982 Comment
  UCR94474  Eriogonum nudum var. westonii Orlando Mistretta 1995-10-2 1944 Los Angeles San Gabriel Mtns, Little Rock Creek. Upstream from Basin Campground 1052 Comment
  RSA594680  Eriogonum parishii Louis C. Wheeler 1946-8-28 6275 Los Angeles Mescal Creek, just about (south of) Appletree Flat. 1884 Comment
  UCR222828  Eriogonum pusillum R. G. Swinney 2009-4-29 10595 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
  JEPS56439  Eriogonum roseum Ralph Hoffmann 1927-8-31 2672 Los Angeles ne Acton Comment
  RSA424901A  Eriogonum saxatile Anstruther Davidson s.n. Los Angeles Top Mt. San Antonio [Los Angeles - San Bernardino counties]. Comment
  RSA424908A  Eriogonum saxatile Fordyce Grinnell Jr. 1910-6-23 1505 Los Angeles San Gabriel Mountains: Strawberry Ridge 1677 Comment
  RSA530064  Eriogonum saxatile Tim S. Ross 1991-8-16 5858 Los Angeles San Gabriel Mountains, Horse Flats. 1721 Comment
  UCR209980  Eriogonum saxatile R. G. Swinney 2008-7-24 9292 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  JEPS97020  Eriogonum thurberi unknown 1928-7-7 Los Angeles 3 mi W of Castiac Comment
  POM2307  Eriogonum thurberi Unspecified 1909-1 s.n. Los Angeles Claremont. Comment
  UCR222821  Eriogonum trichopes R. G. Swinney 2009-4-29 10604 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  UCR194031  Eriogonum umbellatum var. minus R. G. Swinney 1998-9-7 6926 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, c. 1/4 mi. west of summit of Pine Mountain 2817 Comment
  UCR43306  Eriogonum umbellatum var. subaridum David Charlton 1986-6-15 236 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
  CAS-BOT-BC264877  Eriogonum viridescens Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-22 3750 Los Angeles Western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone, Pinyon Ridge, San Gabriel Mountains 1950 Comment
  RSA759010  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-10-8 9539 Los Angeles Table Mountain West, north of Big Pines 2284 Comment
  POM21056  Eriogonum wrightii var. subscaposum Fordyce Grinnell Jr. 1908-9-14 s.n. Los Angeles Mt. Wilson 1795 Comment
  SD1306  Eriogonum wrightii var. subscaposum Ruth B. Randall 1931-7-19 Los Angeles Swartout, San Bernardino Mts. 1951 Comment
  UC586868  Eriogonum wrightii var. subscaposum Joseph Andorfer Ewan 1934-8-11 8337 Los Angeles Chilao San Gabriel Mts., Chilao 1645 Comment
  SD66902  Eriophyllum confertiflorum R. Mitchel Beauchamp 1967-3-20 356 Los Angeles Santa Catalina Island, above beach road south of Avalon. Comment
  LA94439  Eriophyllum confertiflorum var. confertiflorum Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA0105033  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-4-26 14493 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  UC1080189  Eriophyllum confertiflorum var. confertiflorum Sherwin Carlquist 1955-4-5 338 Los Angeles hills above San Rafael Avenue; Pasadena, Flintridge Comment
  RSA527604  Eriophyllum nevinii Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4431 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  CAS-BOT-BC296967  Eriophyllum wallacei Le Roy Abrams 1901-4-6 1375 Los Angeles Big Tujunga Wash. Type locality Comment
  UC1871250  Eriophyllum wallacei T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4966 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  CATA1075  Erodium cicutarium Mark L. Hoefs 1995-5-16 2018 Los Angeles Santa Catalina Island: Near Airport Road, just past road to Black Jack Campground 454 Comment
  RSA593447  Erodium cicutarium Steve Boyd 1996-4-24 8648 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
  RSA518241  Erodium moschatum A. C. Sanders 1987-12-4 7579 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  CAS-BOT-BC40708  Erysimum capitatum I. M. Johnston 1917-6-20 1357 Los Angeles San Antonio Mountains. Baldy Lookout of USFS. 1828 Comment
  SFV1469  Erysimum capitatum P. G. Kilburn 1958-4-12 712 Los Angeles San Gabriel Mountains Soledad Canyon, 2 miles east of Soledad Campground 670 Comment
  UC205877  Erysimum capitatum I. Johnston 1917-3-10 58 Los Angeles in field Cucamonga Comment
  UCR179724  Erysimum capitatum R. G. Swinney, Dave Larson 1996-7-17 5144 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  UCR223252  Erysimum capitatum R. G. Swinney 2009-7-29 11415 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  POM143116  Erysimum capitatum var. capitatum C. F. Baker 1904-5-3 4748 Los Angeles Near Claremont Comment
  RSA530262  Erysimum capitatum var. capitatum Marjorie Shaw, Edna Spaulding, C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. Desert Flats 915 Comment
  RSA649291  Erysimum capitatum var. capitatum Warren McKay 1976-4-16 s.n. Los Angeles on corner of Pomello and Mills Street. Comment
  CAS-BOT-BC55206  Erysimum suffrutescens G. B. Rossbach 1940-2-25 924 Los Angeles El Segundo. Comment
  SD52838  Erythranthe guttata Peter H. Raven 1962-4-12 17327 Los Angeles intermittent stream, San Clemente Island, canyon south of canyon below the Tomb, west side of island 182 Comment
  SEINET14046376 Image available Erythranthe guttata Barbara Shervanick 1973-1 995 Los Angeles Freshwater Marsh at Bear Flats about 1 1/2 miles from Baldy Village on Bear Flats trail 1585 Comment
  UC168846  Eschscholzia George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 419 a Los Angeles Santa Catalina Island Comment
  RSA433635  Eschscholzia caespitosa C. Epling 1931-4-18 s.n. Los Angeles Los Alisos Canyon. Comment
  CAS-BOT-BC403171  Eschscholzia californica Peter H. Raven; Henry J. Thompson 1959-6-4 14317 Los Angeles Santa Monica Mountains. Point Dume 45 Comment
  CHSC95354  Eschscholzia californica LeRoy Gross; Valerie Soza 2003-5-15 909 Los Angeles Transverse Ranges; Verdugo Mountains region: Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of ElbenPlace, just east of where we started. UTM Zone; 3789794N 0376930E. 518 Comment
  RSA587465  Eschscholzia californica subsp. californica Orlando Mistretta 1995-4-11 1612 Los Angeles Santiago Canyon;W slopes of Santiago Canyon ca. 1mile SW of confluence with Little Rock Creek. 1037 Comment
  RSA248853  Eschscholzia ramosa Robert F. Thorne 1973-4-11 42873 Los Angeles San Clemente Island: dunes near Flasher, NW part of island. 3 Comment
  UCR214608  Eucalyptus globulus A. C. Sanders, Dan S. Cooper 2010-4-30 38116 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CATA2968  Eucalyptus globulus subsp. globulus Amy Catalano 2016-1-27 005 Los Angeles Santa Catalina Island: Drainage bank behind Mushroom Flats, about 1/8 mile down canyon from Quail Valley 87 Comment
  CHSC95746  Eucalyptus robusta LeRoy Gross 2003-2-22 740 Los Angeles Transverse Ranges: Verdugo Mountains Region: South side; A short distance up mouth of Brand Canyon, west next to Brand Canyon Cemetery. North of the Debris Basin. At end of road. 287 Comment
  RSA420813  Eucrypta chrysanthemifolia F. R. Fosberg 1931-4-29 4723 Los Angeles 1/2 mile below Eagles nest, Middle Ranch Canyon, Santa Catalina Island. 140 Comment
  UCR270535  Eucrypta chrysanthemifolia R. G. Swinney 2010-5-7 12577 Los Angeles San Gabriel Mountains, Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210 Fwy. 494 Comment
  UCR271890  Eucrypta chrysanthemifolia R. G. Swinney 2010-4-28 12404 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  RSA420819  Eucrypta chrysanthemifolia var. chrysanthemifolia Anstruther Davidson 1897-04 s.n. Los Angeles Eaton Canyon Comment
  LA200688  Eulobus californicus O. H. Kappler; 1944-5-21 632 Los Angeles Santa Monica Mountains, Monte Nido, in Cold Creek 152 Comment
  SD31176  Euphorbia albomarginata Edith A. Purer 1931-3-26 Los Angeles Palos Verdes Hills Comment
  RSA436005  Euphorbia crenulata Arthur B. Shepard 1933-3-22 s.n. Los Angeles Verdugo Woodlands, Glendale Comment
  UC869314  Euphorbia crenulata L. W. Nuttall 1920-5-10 170 Los Angeles Santa Catalina Island Comment
  UCR213793  Euphorbia dendroides Scott D. White, Justin M. Wood, Chris Huntley, Jamie Miner 2009-5-12 12685 Los Angeles San Gabriel Mountains, Millard Canyon, north of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lower Fire Road 707 Comment
  SD232240  Euphorbia graminea Justin M. Wood 2009-1-3 281 Los Angeles San Gabriel Valley: City of Monrovia, residential property on El Nido Ave. 170 Comment
  UC1951176  Euphorbia graminea Justin M. Wood 2009-1-3 281 Los Angeles San Gabriel Valley: City of Monrovia, residential property on El Nido Ave. USGS Mount Wilson 7.5' Quad. Comment
  SD197759  Euphorbia helioscopia A. C. Sanders, T. B. Salvato 2009-5-20 36876 Los Angeles San Gabriel Valley: Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Boulevard (Highway 19) and west of Santa Anita Avenue. 66 Comment
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Jul 11 2010
  RSA598997  Euphorbia lathyris L. C. Wheeler 1951-5-27 6802 Los Angeles Potrero Chico. Ca. 1/2 mi. north of San Gabriel Blvd. on Rosemead Blvd. Comment
  UCR231176  Euphorbia melanadenia Dan S. Cooper 2011-10-10 1011- 117 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, along East Observatory Ave. just north of observatory 331 Comment
  RSA432455  Euphorbia peplus B. E. Burch 1943-07 s.n Los Angeles Redondo Beach. Comment
  UCR211898  Euphorbia serpens LeRoy Gross 2008-9-1 3574 A Los Angeles Coastal Plains and Basins; san bernardino Basin Region, yard in la verne, off Brassie Street, east of Esperanza Drive; NE of Live Oak Reservoir 396 Comment
  UCR276999  Euphorbia serpillifolia R. G. Swinney 2010-9-30 13895 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  CATA3134  Euphorbia spathulata Sarah Ratay 2010-6-3 122 Los Angeles Santa Catalina Island: Wild Boar Gully exclosure, southern end 173 Comment
  LA200961  Euphorbia terracina Carl Wishner; Daryl Koutnik 1999-10-4 CW 3456 Los Angeles 10.0 Comment
  CHSC95499  Euthamia occidentalis LeRoy Gross; John Gross, Johnny Gross, Matthew Gross 2005-11-11 2441 Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Tujunga Canyon across from the mouth of Vasquez Creek. 610 Comment
  SBBG107222  Extriplex californica J. Rebman, J. Dunn 1996-4-29 3121 Los Angeles Eel Cove, near Eel Pt Comment
  SBBG13633  Extriplex californica P. H. Raven 1962-4-9 17158 Los Angeles near barracks, Wilson Cove 60 Comment
  CAS-BOT-BC239708  Fabaceae L. A. Greata No date on label s.n. Los Angeles Smiley Heights Comment
  UC1922872  Festuca arundinacea Scott D. White, Pam DeVries 2006-5-9 11414 Los Angeles SE TEHACHAPI MTNS.: Gorman area, valley & slopes along Gorman Creek, NE of I-15 Fwy, and SW of Gorman Post Rd. Lebec 7.5' Quad. Comment
  CATA1591  Festuca bromoides Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2861 Los Angeles Santa Catalina Island: Road to Toyon Beach 182 Comment
  UCR126611  Festuca microstachys A. C. Sanders, Mark A. Elvin, and others 2003-4-16 26053 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park 396 Comment
  UCR127065  Festuca microstachys Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2925 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  UCR203189  Festuca microstachys R. G. Swinney 2005-5-21 8256 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  RSA0093473  Festuca myuros Richard G. Swinney 2011-6-7 15067 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy.2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek. 1573 Comment
  LA201015  Festuca octoflora Carl Wishner; 1998-4-22 2585 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, E of Mulholland Hwy at Paul Revere Dr. Site developed as an elementary school in 2002. 359 Comment
  CAS-BOT-BC500447  Ficus microcarpa R. E. Riefner, Jr. 2015-7-26 15 -211 Los Angeles City of Glendale, E side of Glendale Fwy (Hwy 2), Ripple St. at Rosanna St. 116 Comment
  CAS-BOT-BC502101  Ficus microcarpa R. E. Riefner, Jr. 2014-7-13 14 -243 Los Angeles City of San Pedro, W side of S. Harbor Blvd at W. Santa Cruz St. 6 Comment
  RSA674665  Filago californica Scott D. White, Kent Hughes 2000-5-17 7887 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  UCR240982  Filago californica Dan S. Cooper 2010-4-6 20100406- 35 C Los Angeles South Coast, Ballona Wetlands, open space parcel on west side of channelized Ballona Creek, north of Culver Blvd. and east of Lincoln Blvd., S of CA 90/Marina Fwy 5 Comment
  RSA757664  Filago californica Orlando Mistretta, Christine Mistretta 2008-4-14 2445 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 18 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1240 Comment
  CAS-BOT-BC52553  Frangula californica subsp. californica Carl B. Wolf 1928-3-29 1593 Los Angeles So. base of Ridge Route, 1 mi. No. of Castaic 396 Comment
  RSA20513  Frankenia grandifolia P. A. Munz 1923-4-11 6769 Los Angeles San Clemente Island, along west coast Comment
  SBBG72750  Frankenia salina R. Hoffmann 1928-7-8 Los Angeles Lancaster Comment
  SBBG90427  Frankenia salina M. C. Hochberg 1985-4-7 1207 Los Angeles Little Springs Cyn 243 Comment
  SD52893  Frankenia salina Peter H. Raven 1962-5-8 17631 Los Angeles San Clemente Island opposite Wilson Cove. 29 Comment
  UC455456  Frankenia salina Braunton 1906-1 Los Angeles Comment
  CAS-BOT-BC223413  Fraxinus dipetala Timothy S. Ross; Darin Banks 1994-4-13 7526 Los Angeles Liebre Mountains. Lower Clearwater Canyon: ca 1400 m ESE of Plum Spring and ca 960 m W of San Francisquito Powerhouse No. 1 707 Comment
  UCR177656  Fraxinus dipetala L. C. Wheeler 1932-6-18 835 Los Angeles San Gabriel Mountains, San Dimas Canyon 427 Comment
  RSA0091976  Fraxinus pennsylvanica subsp. velutina R. G. Swinney 2011-11-1 15949 Los Angeles confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  CAS-BOT-BC211009  Fraxinus velutina Geo. B. Grant 1902-6-1 472 Los Angeles Unspecified Comment
  RSA599886  Fremontodendron californicum Steve D. Boyd, Lauren Raz 1997-5-6 9731 Los Angeles Liebre Mountains region: Northern flank of Red Mountain, near the head of Clearwater Canyon, ca. 0.1 mile east of the saddle divide with Ruby Canyon. 915 Comment
  RSA747402  Fremontodendron californicum subsp. californicum R. G. Swinney 2008-6-4 8946 Los Angeles Devils Punchbowl Co. Park, 0.5 mi. north of park headquarters in headwaters of Sandrocks Canyon 1402 Comment
  RSA427003  Fremontodendron mexicanum Robert M. Perkins 1936-5-27 178 Los Angeles San Gabriel Canyon. Comment
  RSA166483  Fritillaria biflora W. G. Webb 1935-2-23 s.n. Los Angeles Chevy Chase, San Rafael Hills, north of Glendale Comment
  LA33608  Fritillaria biflora var. biflora Peter H. Raven; Henry J. Thompson 1959-4-3 13913 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, 0.5 mi NE of peak. 822 Comment
  CAS-BOT-BC304324  Galinsoga parviflora F. W. Peirson 1931-4-11 9375 Los Angeles 1077 New York Ave, Altadena Comment
  POM367615  Galium T. S. Clare 1929-3-28 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  UCR276973  Galium andrewsii R. G. Swinney 2010-6-1 13144 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  UCR190422  Galium angustifolium R. G. Swinney 2001-6-16 7985 Los Angeles San Gabriel Mtns., Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper Hills Rd. 2006 Comment
  UCR210099  Galium angustifolium R. G. Swinney 2008-8-13 9399 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.0 mi. east of Fenner Canyon 1793 Comment
  RSA229202  Galium angustifolium subsp. angustifolium Robert F. Thorne, C. W. Tilforth 1971-6-30 40841 Los Angeles SAN GABRIEL MTS., ANGELES NATIONAL FOREST: above Little Sycamore Campground along Little Rock creek. 1189 Comment
  RSA535551  Galium angustifolium subsp. angustifolium Tim S. Ross, Annette Ross 1991-9-7 5953 Los Angeles Near Mulholland Highway x Yerba Buena Road. 412 Comment
  RSA682644  Galium angustifolium subsp. angustifolium LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1029 Los Angeles South side of mountains:Along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon. 262 Comment
  RSA607207  Galium angustifolium subsp. nudicaule Louis C. Wheeler 1968-5-31 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, just above the upper falls, below the campground, E of windy gap. 1006 Comment
  SD215715  Galium aparine Edith A. Purer 1911-5-11 6556 Los Angeles Malibu Road, Santa Monica Mountains Comment
  RSA763507  Galium californicum subsp. flaccidum Orlando Mistretta, Christine Mistretta 2008-5-20 3137 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 95 per TRTP Survey 2008), Rincon Red box Rd., W Fork of the San Gabriel River, N slope of Monrovia Pk. 1453 Comment
  SBBG128438  Galium catalinense M. L. Hoefs 1995-5-23 2076 Los Angeles lower Middle Ranch Cyn, near rd to Bullrush Cyn 115 Comment
  UC625074  Galium catalinense F. R. Fosberg 1931-3-27 S- 4418 Los Angeles Pebble Beach Road Santa Catalina Island 30 Comment
  UCR143197  Galium catalinense F. R. Fosberg 1931-3-27 S- 4418 Los Angeles Channel Islands, Pebble Beach Road, Santa Catalina Island 50 Comment
  RSA536051  Galium catalinense subsp. acrispum Tim S. Ross 1991-5-21 5401 Los Angeles San Clemente Island, E fork of Box Canyon near its junction with the westerly fork 453 Comment
  SD72387  Galium catalinense subsp. catalinense D. Howe 1968-2-25 Los Angeles Hillside north of Fourth of July Cove, toward Cherry Cove Comment
  SBBG132208  Galium catalinense subsp. catalinense S. A. Junak 1978-4-15 SCA 027 Los Angeles rd on N side of Cherry Valley, on ridge W of Lion's Head Point 60 Comment
  RSA678131  Galium grande Valerie L. Soza, Monica Acosta 2001-6-20 1299 -b Los Angeles Above Cold Springs Canyon, east of White Saddle, along Silver Fish Road (FS Road 1N29), ca. 1.54 miles east of junction with Van Tassel Truck Trail (FS Road 1N36). 854 Comment
  SBBG119262  Galium grande V. Soza, W. Law, L. Moore 2000-7-7 1054 Los Angeles E of White Saddle, above Cold Springs Cyn, along Silver Fish Rd, ca. 1.54 mi E of jct of Van Tassel Truck Trail (FS Rd 1N36) and Silver Fish Rd (FS Rd 1N29); T1N R10W NE/4, SE/4, SE/4 S5 853 Comment
  UC2029965  Galium grande V. Soza, Samantha Tessel 2001-6-18 1288 Los Angeles Transverse Ranges, San Gabriel Mountains region: Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.3 miles from trailhead out of Chantry Flat area. Comment
  UC2030056  Galium grande V. Soza, Samantha Tessel 2001-6-18 1293 Los Angeles Transverse Ranges, San Gabriel Mountains region: Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.7 miles from trailhead out of Chantry Flat area. Comment
  JEPS114017  Galium hallii Timothy S. Ross and Steve 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 the west fork of Devils Gulch. Burnt Peak 7.5'USGS Quadrangle. Comment
  JEPS85800  Galium johnstonii Roy E. Buck 1989-6-23 1346 Los Angeles lowermost ne-facing slope of canyon San Gabriel Mountains, canyon of upper Big Rock Creek (ca 0.1 km nnw of Icy Springs, 26 air km nne of Glendora, just e of ruins of old stone house) 1737 Comment
  UCD121800  Galium johnstonii Robert F. Thorne; M. Z. Thorne 1967-7-19 37168 Los Angeles San Gabriel Mts., Angeles National Forest: Big Cienega Springs, above Crystal Lake Recreation Area. 1981 Comment
  RSA454421  Galium nuttallii subsp. insulare F. R. Fosberg 1931-4-23 S- 4688 Los Angeles Santa Catalina Island. Headwaters of Swain's Canyon, NE slopes of Black Jack Mountain. 350 Comment
  UCR281773  Galium nuttallii subsp. insulare Mitch Provance, Scott Duff 2017-6-29 617- 71 Los Angeles Catalina Island, Middle Canyon, SCE corridor along Middle Ranch Rd., N of Thompson Dam at McGee Lake. 180 Comment
  LA82082  Galium nuttallii subsp. nuttallii O. H. Kappler; 1943-5-2 385 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA202659  Galium parishii F. Ehrendorfer, Grant 1959-6-14 5902 Los Angeles San Gabriel Mountains, hills about 2 miles north of Big Pines. 1982 Comment
  UCR271475  Galium porrigens R. G. Swinney 2011-5-3 14568 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  UCR205670  Gamochaeta pensylvanica A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36974 Los Angeles San Gabriel Valley, Baldwin Park, light industrial park at end of Cloverleaf Dr., E bank of the San Gabriel River NE of its confluence with Walnut Creek, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines 89 Comment
  CAS-BOT-BC186353  Garrya flavescens Le Roy Abrams; E. A. McGregor 1908-7-2 568 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1371 Comment
  UCR269104  Garrya veatchii Orlando Mistretta 1995-1-10 1957 Los Angeles Transverse Ranges; San Gabriel Mtns., near Glendora Mountain Road, c. 4 miles west of junction with Baldy Mtn. Road 1418 Comment
  SBBG118696  Gayophytum diffusum subsp. parviflorum O. Mistretta with P. L. Morrell 1992-6-4 504 Los Angeles Short Cut Cyn, OVH area, Arroyo District, paralleling Big Tujunga; T2N R11W S9 Comment
  RSA0081706  Gayophytum heterozygum R. G. Swinney 2011-7-21 15549 Los Angeles Strawberry Peak summit. 1860 Comment
  RSA775956  Gayophytum oligospermum Orlando Mistretta, Christine Mistretta 2010-6-17 5337 Los Angeles Upper Big Tujunga canyon; Alder Creek; 0.4 miles upstream (NW) of creek crossing at Upper Big Tujunga Canyon Road. 1025 Comment
  UC1587688  Gazania linearis Tim Ross 1991-3-9 4163 Los Angeles 300 ft sw of Colima Rd (on Camino del Sur); Puente Hills, Whittier Hills 213 Comment
  SBBG38928  Genista linifolia M. A. Piehl 1962-10-3 62514 Los Angeles highway, ca. 1 mi above Avalon Comment
  SBBG106892  Genista monspessulana M. L. Hoefs, R. F. Thorne 1996-4-6 2661 Los Angeles upper Avalon Cyn, Hermit's Gulch Trail, where trail crosses stream 164 Comment
  LA33618  Geranium carolinianum Peter H. Raven; 1959-4-4 13949 A Los Angeles Santa Monica Mountains, Point Dume Natural Preserve, just E of Zuma Beach 9 Comment
  UCR178169  Geranium rotundifolium LeRoy Gross 2000-9-9 272 Los Angeles Western Transverse Range; Santa Monica Mtns., Rustic Canyon 183 Comment
  RSA350825  Gilia Anstruther Davidson 1926-05 3617 Los Angeles Between Palmdale and Lancaster, Mohave Desert Comment
  UCD117621  Gilia achilleifolia Geoffrey Levin 1974-5-31 196 Los Angeles Blanchard Park wash, Pomona College, Claremont. Alluvial fan of Mt. San Antonio (San Gabriel Mountains.) 335 Comment
  SEINET7072892  Gilia aliquanta A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Mountains southeast of Pearblossom on the San Andreas Rift Zone. Coordinate datum: WGS84/NAD83. (34? deg. 26' 0" North Latitude, -117? deg. 49' 38" West Longitude; UTM Zone 11, 423996mE, 3810325mN, Coordinate datum: NAD27.). Comment
  RSA690964  Gilia aliquanta subsp. aliquanta J. Mark Porter, Lauren Machen 2004-5-2 14093 Los Angeles San Gabriel mountains, northern foothills; along Big Pines Highway, neare the 2.4 mile marker. 1402 Comment
  RSA755939  Gilia aliquanta subsp. breviloba Orlando Mistretta, Christine Mistretta 2008-4-10 2411 Los Angeles Ritter Ridge, SW of Quartz Hill. Along SCE transmission lines just S. of California Aqueduct . (Segment 5, structure 17 per TRTP survey - 2008) 919 Comment
  CATA3034  Gilia angelensis Amy Catalano 2016-3-17 041 Los Angeles Santa Catalina Island: On west side ca. 0.5 miles down of second Old Hunting Road along Empire Landing Road between Airport Road and Sheep Chute Road 321 Comment
  POM8019  Gilia angelensis P. A. Munz, R. D. Harwood 1920-5-2 3820 Los Angeles San Dimas Canyon. 457 Comment
  UC52699  Gilia angelensis Geo. B. Grant March 1901 4945 Los Angeles Pasadena Comment
  UCR229163  Gilia brecciarum subsp. brecciarum Dan S. Cooper 2011-5-5 511- 54 Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  SEINET6061868  Gilia cana Scott D. White 1998-6-29 6832 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  UCR276750  Gilia capitata R. G. Swinney 2010-8-11 13491 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  UC535503  Gilia capitata subsp. abrotanifolia Ira W. Clokey, B. Templeton Mar. 1929 4476 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 350 Comment
  UCR19415  Gilia capitata subsp. abrotanifolia Carl Epling 1931-4-18 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Los Alisos Canyon Comment
  RSA594964  Gilia capitata subsp. abrotanifolia T. S. Ross 1995-4-26 8377 Los Angeles Southwesterly slope of Liebre Mountain along Forest Service Road 7N23; ca 3900 ft SW of Sandberg Triangulation Point (5345 ft). 1439 Comment
  UCR177617  Gilia diegensis LeRoy Gross, Michael Denslow 2003-6-4 991 Los Angeles Transverse Ranges; San Gabriel Mtns, Southeast of Dawson Saddle, east of Angeles Crest Highway (Hwy 2) 2439 Comment
  UCR269997  Gilia modocensis R. G. Swinney 2010-5-19 12792 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
  RSA535276  Gilia nevinii T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5324 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA0115690  Gilia ochroleuca subsp. bizonata A. C. Sanders 2007-4-25 33587 Los Angeles Tehachapi Mtns.: Oso Canyon, 0.75 mi. SE of the Kern Co. line along Oso Canyon Rd. 1143 Comment
  JEPS69711  Gilia splendens subsp. splendens Mrs. Edwin S. Fuller July 1933 Los Angeles Inglewood 1584 Comment
  UCR185576  Gilia tricolor A. C. Sanders, T. B. Salvato 2007-4-25 33545 Los Angeles Tehachapi Mtns., Oso Canyon near Kern Co. line, c. 0.1-0.2 mi. south of road on canyon bottom, c. 0.75 mi. east of powerlines 1220 Comment
  RSA593468  Glycyrrhiza lepidota Steve Boyd, Michael Wall 1996-5-16 8782 Los Angeles Liebre Mountains, confluence of Ruby Canyon and Elizabeth Lake Canyon at northwest end of Red Mountain. 585 Comment
  SEINET952183  Glycyrrhiza lepidota E. M. Johnstone 1915-1 W- 119 Los Angeles Los Banos Comment
  POM358783  Gnaphalium californicum James B. McNair 1934-5-1 s.n. Los Angeles Verdugo Woodlands, N. Glendale Comment
  POM358789  Gnaphalium californicum M. Bisbee 1917-5-12 s.n. Los Angeles Hills north side of Eagle Rock Valley Comment
  RSA703547  Gnaphalium canescens subsp. microcephalum Michael Honer 2004-6-22 2009 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and 'Hog Back.' 854 Comment
  UCR126912  Gnaphalium canescens subsp. microcephalum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26193 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  POM358817  Gnaphalium chilense Anstruther Davidson 1917-06 s.n. Los Angeles Crescenta. Comment
  UCR204823  Gnaphalium luteoalbum R. G. Swinney 2005-8-22 8511 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  RSA527672  Gnaphalium luteoalbum Steve Boyd 1990-4-8 4292 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  CATA1368  Gnaphalium palustre Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2490 Los Angeles Santa Catalina Island: Lower Bulrush Reservoir 289 Comment
  RSA611072  Gnaphalium stramineum L. C. Wheeler 1970-6-9 s.n. Los Angeles San Pedro: Harbor Blvd. at 4th Street. 3 Comment
  POM47394  Grindelia camporum var. bracteosa P. A. Munz 1924-4-11 7939 Los Angeles Edge of field, 3 miles NW of San Fernando Comment
  RSA733672  Guillenia lasiophylla R. G. Swinney 1998-8-5 6661 Los Angeles San Gabriel Mtns.: upper Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch. 1280 Comment
  RSA586282  Guillenia lasiophylla Orlando Mistretta 1995-3-14 1533 Los Angeles Little Rock Creek Management Unit; Emma section of Little Rock Creek Management Unit. 1128 Comment
  LA201909  Gutierrezia californica Arthur C. Gibson; 2003-6-14 4979 Los Angeles Simi Hills, NW edge Chatsworth Reservoir just E of Valley Circle Blvd, near Chatsworth Lake Manor 274 Comment
  CAS-BOT-BC282862  Hainardia cylindrica Le Roy Abrams 1901-6-1 1715 Los Angeles Ballona Harbor Comment
  SEINET7989337  Haplopappus canus Reid Venable Moran 1975-8-24 22694 Los Angeles San Clemente Island, China Canyon, above confluence of Iwo Jima Gulch 200 Comment
  POM84457  Harpagonella palmeri Marcus E. Jones 1882-2-28 s.n. Los Angeles Pasadena. Comment
  UCR174528  Harpagonella palmeri Anuja Parikh, Nathan Gale 2005-4-29 2111 Los Angeles Western Transverse Range, Newhall Ranch , River Park area east of I-5, N of Santa Clara River and west of Bouquet Canyon 351 Comment
  RSA527742  Hazardia cana Steve Boyd, Timothy S. Ross, Arnseth 1990-4-8 4308 Los Angeles San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon. Comment
  LA200224  Hazardia squarrosa var. grindelioides A. M. Johnson; 1927-11-11 2675 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCR117110  Hedera helix A. C. Sanders, D. Malueg 2001-5-17 24325 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  LA202064  Hedypnois cretica Carl Epling; 1943-3-27 sn Los Angeles 15 Comment
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Dec 7 2018
  LA210087  Helianthemum scoparium J. Fisher; 1940-4-22 sn Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  LA94383  Helianthemum scoparium J. A. Ewan; 1931-3-21 4065 Los Angeles Santa Monica Mountains, Las Flores Canyon 548 Comment
  SEINET11980069  Helianthemum scoparium I. W. Clokey, Templeton, B. 1929-1 4490 Los Angeles Mandeville Canyon, Santa Monica Mountains 250 Comment
  JEPS35459  Helianthus annuus W. L. Jepson 1941-10-28 20650 Los Angeles Peace Valley Comment
  UCSB6596  Helianthus annuus Gill, Robert 1959-11-16 Los Angeles Wheeler-La Verne Rd., above baseline; San Gabriel Mt. Range; Pacific slope drainage area 396 Comment
  UC1069475  Helianthus gracilentus R. St. John 1931-4-30 211 Los Angeles Tejon Quadrangle, Palomas Canyon Comment
  UCR197230  Helianthus gracilentus Valerie Soza, Ileene Anderson, LeRoy Gross 2000-6-6 992 Los Angeles Verdugo Mountains, southwest side, along Verdugo Mtwy, east of junction with Stough Canyon Mtwy, above Stough and Wildwood canyons, west side of peak ''2642' 838 Comment
  SD4134  Heliotropium curassavicum var. oculatum Ruth B. Randall 1925-4-1 286 Los Angeles Antelope Valley Comment
  NY43120  Hemizonia clementina J. B. Walker 1995-6-5 1425 Los Angeles Santa Catalina Island, S end of White's Landing 3 Comment
  RSA11375  Hemizonia fasciculata C. Epling, N. Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  RSA0086537  Hesperocnide tenella R. G. Swinney 2011-5-3 14567 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  RSA187748  Hesperocnide tenella Robert F. Thorne 1966-4-5 35826 Los Angeles Santa Catalina Island, Cape Canyon. 274 Comment
  UCR119552  Hesperocnide tenella L. C. Wheeler 1973-4-9 s.n. Los Angeles San Gabriel Mtns., Lower Millard Canyon, just south of culvert Comment
  UCR142551  Hesperocnide tenella L. C. Wheeler 1932-4-23 649 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 137 Comment
  SBBG13424  Heteromeles arbutifolia E. R. Blakley 1968-6-9 5201 Los Angeles cyn W of rd, 2.5 mi N of China Pt 167 Comment
  UC32761  Heterotheca grandiflora Dr. Vogt 1897-1-1 71 Los Angeles Antelope Valley Comment
  UCR217309  Heterotheca grandiflora R. G. Swinney 2009-3-10 10077 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  RSA0074437  Heterotheca grandiflora Jack Rempel 1932-4-17 15249 Los Angeles El Segundo. Comment
  RSA0075828  Heterotheca grandiflora J. D. Olmsted 1959-3-30 328 Los Angeles 1/4 mile SW of junction between Palmer and Coval [Cobal] Canyons and eastern county line, San Gabriel Mts; Drainage area: Thom[p]son Creek. 427 Comment
  SFV16360  Heuchera elegans anon. 1992-5-25 Los Angeles San Gabriel Mountains Road up to Mount Wilson from Red Box. Comment
  RSA0062944  Heuchera elegans F. W. Peirson 1928-6-2 7935 Los Angeles Trail up south fork of Rock Creek, north face of San Gabriel Mts. 1905 Comment
  RSA658416  Hirschfeldia incana Patricia Kouo 1994-5-6 945217 Los Angeles 3-miles south of I-10, and 1-mile north of I-60. On the west side of Rosemead Blvd. Comment
  RSA85269  Holodiscus discolor Raymond J. Dobbs 1924-7-8 5390 Los Angeles Along trail 2 miles below Switzer's Camp, San Gabriel Mts. 762 Comment
  CAS-BOT-BC149946  Holodiscus discolor var. discolor Grant 1904-6-26 s.n. Los Angeles Mt. Lowe Comment
  UCR223713  Hordeum brachyantherum R. G. Swinney 2009-6-8 11112 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
  SEINET11678327  Hordeum brachyantherum J. F. Bright, Wyman, C. 1931-1 5491 Los Angeles near Pasadena Comment
  SEINET1906758 Image available Hordeum depressum A. C. Sanders, E. J. Lott 1993-1 13959 Los Angeles Western Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave ''F' 701 Comment
  RSA258400  Hordeum murinum subsp. glaucum C. W. Tilforth 1972-4-22 510 Los Angeles Weeds of Rancho Santa Ana Botanic Garden Comment
  RSA755960  Hordeum murinum subsp. glaucum Orlando Mistretta, Christine Mistretta 2008-4-7 2374 Los Angeles along SCE transmission line corridor, ca. 1.5 mi. NW of intersection of transmission line with State Hwy. 14 (1.75 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 41 per TRTP survey-2008) 972 Comment
  UCR141067  Hordeum murinum subsp. glaucum June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, proposed poppy park [north of Lancaster Road, Antelope Buttes area], Antelope Valley 976 Comment
  RSA151299  Hordeum murinum subsp. leporinum P. H. Raven 1962-4-9 17138 Los Angeles Wilson Cove, San Clemente Island 61 Comment
  CAS-BOT-BC532296  Horkelia cuneata var. puberula Alice Eastwood 1906-6-5 202 Los Angeles Glendale Comment
  RSA761711  Horkelia rydbergii R. G. Swinney 2008-10-10 9545 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  SBBG53999  Hosackia crassifolia var. crassifolia F. C. Boutin 1966-4-12 Los Angeles Mt Lukens, N of La Crescenta 1524 Comment
  SD127583  Hosackia crassifolia var. crassifolia Scott Zona, D. Arias, O. Dorado, M. Hanson, J. -L. VillaseAor 21-28 Jun 1989 345 Los Angeles Mountain High Ski Resort, west of Wrightwood, north slopes of San Gabriel Mountains, in sunny areas on ski runs & at base of slopes in disturbed areas 2018 Comment
  SBBG45067  Hosackia oblongifolia var. oblongifolia V. Duran 1933-7-22 3528 Los Angeles Buckhorn 1981 Comment
  UCR239017  Hosackia oblongifolia var. oblongifolia Anuja Parikh, Nathan Gale 2010-6-16 3305 Los Angeles Transverse Range; San Gabriel Mountains, Upper Big Tujunga Canyon, 0.3 km east of Shortcut Station, 0.5 km north of State Hwy 2, Angeles Crest Hwy 1293 Comment
  RSA0127383  Hosackia oblongifolia var. oblongifolia Louis C. Wheeler 1967-7-15 10043 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  RSA230220  Hulsea vestita subsp. gabrielensis R. F. Thorne 1969-7-2 38257 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  RSA261753  Hulsea vestita subsp. gabrielensis D. H. Wilken 1973-6-1 11890 Los Angeles Mt. Williamson, north of Islip Saddle 2407 Comment
  RSA529141  Hulsea vestita subsp. gabrielensis Timothy S. Ross, S. D. Boyd 1991-7-24 5631 Los Angeles San Gabriel Mountains, Granite Mountain vicinity: ridge NNE of Granite Mountain. 1866 Comment
  RSA509575  Hypericum formosum var. scouleri L. C. Wheeler 1967-8-8 10358 Los Angeles San Gabriel Mountains, Angeles National Forest: East Fork of Alder Creek at Chilao Flat. 1555 Comment
  SEINET269176  Hypochaeris glabra Scott D. White, Chet McGaugh 1995-5-16 3080 Los Angeles E edge of Santa Susana Mts W of San Gabriel Mts. 'Sunshine Cyn'; W of San Fernando Rd. and I-5 Fwy SW of interchange w 457 Comment
  UCR252563  Hypochaeris glabra R. G. Swinney 2010-6-21 13262 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 671 Comment
  UCD133322  Hypochaeris glabra Jack Delaini; Ken Zekar 1974-4-30 151 Los Angeles east facing slope on west ridge of canyon. Lodi canyon, San Dimas Experimental Forest, Angeles National Forest. 822 Comment
  UCR202502  Imperata brevifolia Justin M. Wood 2008-11-25 254 Los Angeles San Gabriel Mountains, Big Tujunga Canyon, near road to Wildwood Picnic Area, on the north side of the road in the vicinity of spring 579 Comment
  RSA34196  Isocoma acradenia J. C. Roos 1947-9-18 2791 Los Angeles Lancaster Comment
  SEINET3371873  Isocoma menziesii G. Rink 2011-6-1 10575 Los Angeles Chino Hills, northeast of La Brea, weedy place 259 Comment
  LA30506  Isocoma menziesii var. sedoides Jane Turner; Ted Mosquin 1958-11-16 C- 39 Los Angeles 560 Comment
  POM246451  Isocoma menziesii var. vernonioides F. R. Fosberg 1931-5-12 4855 Los Angeles Santa Catalina Island, Renton Pass. 400 Comment
  UC174042  Isomeris arborea Geo. B. Grant 1901-1 615 Los Angeles Santa Catalina Island Comment
  UCR13468  Isomeris arborea var. insularis 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
  SEINET10809688  Iva J. Richard Abbott, B. S. Carlsward 1999-6-25 Abbott 12868 Los Angeles Greater Los Angeles, north Long Beach, on S side of the Pacific Coast Highway (CA 1) a little E of canal just E of underpass with I-710, close to junction with San Francisco Avenue. Comment
  RSA296823B  Juglans californica Lyman Benson 1949-4-29 I 3597 Los Angeles Hill 4 miles W of Pomona 305 Comment
  UC1870141  Juglans californica LeRoy Gross, Valerie Soza 2003-5-15 916 Los Angeles Transverse Ranges; Verdugo Mountains region; Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of ... 366 Comment
  RSA0048406  Juglans californica Elwood Fordham 1951-3-25 s.n. Los Angeles Topanga, 1/2 way down grade from summmit - New Canyon Road. Comment
  POM2129  Juglans californica var. californica D. L. Crawford 1915-7-16 s.n. Los Angeles Live Oak Canyon -Claremont Comment
  SD79040  Juglans californica var. californica R. Mitchel Beauchamp 1966-8-10 65 Los Angeles West side of summit of Topanga Canyon Blvd. Comment
  RSA0115445  Juncus balticus R. G. Swinney 2011-10-13 15784 Los Angeles San Gabriel Mountains; Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek. 1573 Comment
  JEPS45903  Juncus bufonius Louis C. Wheeler 1936-6-26 4192 Los Angeles Lewis Paul Canyon San Gabriel Mts. 518 Comment
  RSA600307  Juncus bufonius var. occidentalis L. C. Wheeler 1961-6-9 7850 Los Angeles San Gabriel Mountains. Big Tujunga Canyon at Vetter Gulch. 1280 Comment
  UCR273563  Juncus bufonius var. occidentalis R. G. Swinney 2011-6-15 15187 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  IRVC5137  Juncus macrophyllus Peter H. Raven, H. J. Thompson 1960-7-17 15563 Los Angeles Old Topanga Canyon, shaded creek bed. Comment
  UCR204218  Juncus macrophyllus R. G. Swinney 2005-7-21 8336 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  UCR217823  Juncus macrophyllus Dan S. Cooper 2010-8-27 810- 92 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Spring Canyon 288 Comment
  CATA3213  Juncus mexicanus Julie L. King 2016-11-30 32 Los Angeles Santa Catalina Island: East side of Big Springs Rd., in drainage to east of large Quercus macdonaldii, about 0.3 road miles from junction with Isthmus Rd. 102 Comment
  RSA729708  Juncus mexicanus R. G. Swinney 1999-6-18 7330 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
  JEPS45909  Juncus orthophyllus Victor Duran 1933-7-22 3526 Los Angeles Buckhorn San Gabriel Mts. 1981 Comment
  RSA368292  Juncus oxymeris L. C. Wheeler 1934-5-14 2590 Los Angeles Mouth San Dimas Canyon, San Gabriel Mountains. 442 Comment
  UCR204566  Juncus rugulosus R. G. Swinney 2005-8-5 8383 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  UCR209848  Juncus rugulosus R. G. Swinney 2008-9-9 9325 Los Angeles San Gabriel Mtns., Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  UC57090  Juncus textilis Ernest Braunton Sep 1902 666 Los Angeles Los Angeles River Comment
  UCR208465  Juncus textilis Justin M. Wood 2009-4-13 490 Los Angeles San Gabriel Mountains, Foothills above the city of Sierra Madre, 'one carter estates' at the end of Baldwin Ave. 67 Comment
  UCR99511  Juncus torreyi Steve Boyd, Lauren Raz 1996-10-14 9087 Los Angeles Liebre Mtns., SW end of Quail Lake, in seasonally flooded depression on south side of Hwy 138. 1021 Comment
  CATA828  Juncus xiphioides Mark L. Hoefs 1991-6-17 1420 Los Angeles Santa Catalina Island: Upper Middle Ranch Canyon 329 Comment
  IRVC5230  Juncus xiphioides Peter H. Raven, H. J. Thompson 1960-7-17 15542 Los Angeles Along Stream in Arroyo Sequit 1.6 miles above Coast Highway. Comment
  RSA368386  Juncus xiphioides F. R. Fosberg 1931-7-10 S- 5371 Los Angeles Eagle s Nest. Middle Ranch Canyon, Santa Catalina Island. 180 Comment
  UCR223159  Juniperus californica R. G. Swinney 2009-5-20 10855 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
  UCR152485  Juniperus chinensis A. C. Sanders, Lee Jones 2005-4-8 29363 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  CAS-BOT-BC235730  Keckiella cordifolia Tim Ross 1993-4-22 6914 Los Angeles Santa Catalina Island: SW part of the island in Bullrush Canyon; along dirt road (no longer maintained) that ascends the ridge to the N and drops to Thompson Dam 243 Comment
  CAS-BOT-BC235735  Keckiella cordifolia Carl B. Wolf 1931-7-30 2297 Los Angeles Base of Newhall Grade 1/4 mi. above crossing of L. A. Aqueduct 457 Comment
  CAS-BOT-BC235742  Keckiella cordifolia L. R. Abrams; Ira L. Wiggins 1931-7-6 379 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  CAS-BOT-BC235759  Keckiella cordifolia Robert F. Thorne 1967-5-19 36894 Los Angeles Santa Catalina Islasnd: Lower Middle Ranch Canyon below Eagle's Nest 91 Comment
  SFV5507  Keckiella cordifolia W. A. Kelley 1967-6-15 Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  UC1408995  Keckiella cordifolia Robert F. Thorne 1973-4-12 42964 Los Angeles large canyon s Mosquito Cove (n of Chenity); San Clemente Island 243 Comment
  UCD123816  Keckiella cordifolia Louis C. Wheeler 1932-6-16 829 Los Angeles Liveoak Wash, 2 miles northeast La Verne. 403 Comment
  SBBG132001  Keckiella cordifolia S. A. Junak 1996-4-13 SCI 318 Los Angeles S of first cyn S of Bryce Cyn 15 Comment
  UCR147284  Keckiella ternata subsp. ternata Orlando Mistretta 1992-6-17 581 Los Angeles Transverse Ranges; San Gabriel Mountains, Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon Comment
  POM1172  Koeleria macrantha I. M. Johnston 1917-7-3 1521 Los Angeles San Antonio Canyon 1829 Comment
  SBBG33434  Krascheninnikovia lanata A. D. E. Elmer -Jun-1902 3677 Los Angeles Palmdale Comment
  UCR190786  Krascheninnikovia lanata R. G. Swinney 2001-4-18 7921 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  UCR190051  Lactuca serriola R. G. Swinney 1998-8-1 6603 Los Angeles San Gabriel Mtns., Mine Gulch at East Fork of San Gabriel River Canyon 1372 Comment
  POM352654  Lamarckia aurea E. S. Spalding 1923-5-2 14753 Los Angeles Fish Canyon, near Monrovia, [San Gabriel Mountains]. Comment
  SFV21076  Lamarckia aurea L. Gross 2001-3-16 340 Los Angeles Verdugo Mountains North side of mountains on Whiting Woods Mountainway, dirt road at end of Whiting Woods Road, in Verdugo City. Road starts at Henderson Canyon and climbs to the main crest. 488 Comment
  UC284226  Lamarckia aurea P. A. Munz 1923-4-9 6671 Los Angeles San Clemente Island Comment
  RSA605814  Lamium amplexicaule Louis C. Wheeler 1966-10-27 9092 Los Angeles San Gabriel Mountains: Rincon Ranger Station. Comment
  RSA599212  Lantana montevidensis Louis C. Wheeler 1968-3-28 s.n. Los Angeles Foothills of San Gabriel Mountains: Vicinity of stables, Brown School for Girls. 335 Comment
  RSA772165  Larrea tridentata R. G. Swinney 2009-5-12 10743 Los Angeles lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg.) of Littlerock. 1061 Comment
  SBBG131979  Lasthenia californica S. A. Junak, B. Collins 1991-4-24 SCI 150 Los Angeles S of airfield, just W of main rd 274 Comment
  CAS-BOT-BC352718  Lasthenia coronaria A. Davidson 1892-5-1 s.n. Los Angeles Devil's Gate, Pasadena Comment
  UCR76421  Lasthenia gracilis T. S. Ross, A. Kendall 1992-4-15 6194 Los Angeles San Clemente Island, Central upland portion of the island, SW of 'Ledge' (1328' knoll of Stone field station), 236 degrees SW, c. 170m distant from summit of 'Ledge' 393 Comment
  RSA533898  Lasthenia gracilis Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5141 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage. 1600 ft. SE of the 924' BM at the E end of old airfield landing strip. 250 Comment
  UCR191688  Lasthenia microglossa A. C. Sanders 2008-4-18 34964 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth 1004 Comment
  UCR225775  Lasthenia microglossa Dave Silverman, Cindy Hopkins 2007-4-27 6769 Los Angeles SW Tehachapi Mountains, Tejon Ranch, 1.2 km south of Kern County line, 1.2 km due north of Oso Canyon and 1.3 km south of National Cement Plant 1053 Comment
  CAS-BOT-BC366279  Lasthenia minor Samuel B. Parish 1887-6-1 1926 Los Angeles Elizabeth Lake Comment
  UCR178387  Lathyrus vestitus LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 717 Los Angeles Transverse Ranges: Verdugo Mountains, south side of mountains, off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. West-descending ridge down into Brand Canyon on east side of Brand Canyon 576 Comment
  RSA702156  Lathyrus vestitus var. vestitus Michael Honer 2004-6-22 1987 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  SD252283  Layia Steven A. Junak 1999-5-20 Sca 931 Los Angeles Santa Catalina Island. On ridge between Cottonwood and Escondido Canyons, on S side of Cottonwood-Black Jack Road, ca. 0.6 mile up from reservoir. 256 Comment
  CAS-BOT-BC321530  Layia glandulosa Alice Eastwood 1913-5-11 3164 Los Angeles San Fernando Wash Comment
  JEPS126437  Layia glandulosa CNPS Field Staff 2015-4-16 SSNF 1910 Los Angeles Private Ranch. Comment
  CAS-BOT-BC321535  Layia glandulosa Timothy S. Ross; Steve Boyd 1994-5-11 7764 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Bulch Camp. 1732 Comment
  LA88350  Layia hieracioides O. H. Kappler; 1944-5-21 631 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope 182 Comment
  CAS-BOT-BC377812  Layia platyglossa Geo. B. Grant n.s. 6263 Los Angeles Isthmus Comment
  SBBG96963  Layia platyglossa S. Boyd, T. Ross, L. Araseth 1990-4-8 4303 Los Angeles near Malo Point, first cyn S of Bryce Cyn Comment
  LA82031  Lepechinia fragrans Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UCD115462  Lepidium draba J. Warren 1952-5-29 s.n. Los Angeles Near Hershey Hall UCLA. 121 Comment
  UCR141025  Lepidium flavum June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  CAS-BOT-BC89417  Lepidium fremontii A. D. E. Elmer 1902-6-1 3632 Los Angeles Lancaster. Comment
  UCR211099  Lepidium latifolium Joseph Cahill 2009-7-22 3164 Los Angeles South Coast, Malibu Lagoon 1 Comment
  CATA1573  Lepidium nitidum Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2842 Los Angeles Santa Catalina Island: By upper end of road to Toyon Beach 411 Comment
  RSA429625  Lepidium nitidum M. B. Dunkle 1928-2-12 1705 Los Angeles Salta Verde, Santa Catalina Island Comment
  CAS-BOT-BC12476  Lepidium nitidum David B. Weissman 1971-6-27 196 Los Angeles San Clemente Island, northwest harbor. 91 Comment
  CAS-BOT-BC12821  Lepidium perfoliatum Roxana S. Ferris 1918-6-12 898 Los Angeles Railroad embankment between Oban and Lancaster. Comment
  RSA429648  Lepidium perfoliatum Anstruther Davidson 1922-5-28 s.n. Los Angeles Lancaster. Comment
  RSA597576  Lepidium pinnatifidum L. C. Wheeler 1970-5-22 s.n. Los Angeles Los Angeles. Ramirez St. at Macy St. Comment
  UC311496  Lepidium virginicum var. pubescens Philip A. Munz 1925-4-23 9423 Los Angeles San Gabriel Canyon 304 Comment
  CAS-BOT-BC328059  Lepidospartum squamatum N. Dunn; J. Ewan 1931-12-6 5556 Los Angeles Higgins Canyon above Beverly Hills. Santa Monica Mts. Comment
  RSA691050  Leptochloa fusca subsp. uninervia Scott D. White 2003-10-14 9833 Los Angeles Foothills above Sierra Madre. L. A. Dept. of Public Works 'Sierra Madre Villa' Debris Basin (Mt. Wilson). 335 Comment
  UCR142710  Leptochloa uninervia Ian Swift 2001-9-27 338 Los Angeles Lower Bouquet Canyon; side channel of Bouquet Canyon, 50 m east of the Scudder Boy's Camp 432 Comment
  UCR270502  Leptosiphon aureus subsp. aureus R. G. Swinney 2011-5-26 14851 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
  RSA609042  Leptosiphon breviculus L. C. Wheeler 1968-5-12 s.n. Los Angeles Divide between Punchbowl Canyon and Watkins Creek, at end of road and beginning of Burkhart Trail. 1585 Comment
  POM364640  Leptosiphon liniflorus Anstruther Davidson 1889-09 s.n. Los Angeles Glendale. Comment
  RSA73079  Leptosiphon liniflorus F. W. Peirson 1919-6-7 456 Los Angeles Divide between Cow Canyon and San Antonio canyon. 1372 Comment
  CAS-BOT-BC225644  Leptosiphon pygmaeus subsp. pygmaeus Louis C. Wheeler 1962-6-9 8562 Los Angeles Thirst Bench Mark, San Clemente Island Comment
  RSA591915  Leptosiphon pygmaeus subsp. pygmaeus L. C. Wheeler 1967-5-2 9265 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 381 Comment
  SD28092  Lessingia glandulifera var. glandulifera Carl B. Wolf 1932-9-15 4078 Los Angeles Mint Canyon; 9.5 miles above Saugus. 455 Comment
  UCR164526  Lessingia glandulifera var. glandulifera T. B. Salvato, Sandra Murcia 2005-11-8 1283 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel from Palmdale Blvd to Avenue Q, east of 51st Street 805 Comment
  JEPS52197  Lessingia glandulifera var. glandulifera Ernest C. Twisselmann 1966-9-8 12787 Los Angeles Castaic Valley; San Emigdio Range and Mt. Pinos 1188 Comment
  CAS-BOT-BC339563  Lessingia glandulifera var. peirsonii Ynez Whilton Winblad 1937-9-1 s.n. Los Angeles Ridge Route Comment
  CAS-BOT-BC283743  Leymus condensatus Geo. B. Grant 1902-6-25 s.n. Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC130571  Lilium humboldtii Peter H. Raven; H. L. Wedberg 1957-6-15 10901 Los Angeles In Latigo Canyon 0.8 miles n. of U.S. 101A, Santa Monica Mts. Comment
  RSA68713  Lilium humboldtii subsp. ocellatum Raymond J. Dobbs 1924-6-30 5386 Los Angeles Stream trail, 1/4 mile N of Switzers Camp, San Gabriel Mountains. 930 Comment
  SBBG118499  Lilium parryi O. and J. Mistretta 1992-9-22 825 Los Angeles Cooper Cyn 1901 Comment
  JEPS22746  Linanthus breviculus Rimo Bacigalupi with Reino Alava 1958-7-20 6398 Los Angeles close Angeles Crest Highway (State Highway 2) (Charlton Flat); San Gabriel Mountains, Angeles National Forest 1623 Comment
  UC1375415  Linanthus breviculus Robert F. Thorne 1969-7-2 38226 Los Angeles Charlton Flats burn of 1954 San Gabriel Mts., Angeles National Forest 1600 Comment
  UCR190369  Linanthus breviculus R. G. Swinney, Cody Clarke 2001-6-20 8004 Los Angeles San Gabriel Mtns., summit of Mt. Lewis, NW of Dawson Saddle 2560 Comment
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Feb 6 2013
  POM6959  Linanthus californicus McFadden 1919-6-1 2950 Los Angeles San Dimas Canyon. Comment
  RSA468453  Linanthus californicus subsp. glandulosus Thekla Mohr 1897-05 1931 Los Angeles North Los Angeles. Comment
  UC23499  Linanthus dianthiflorus J. H. Barber 1897-3-11 70 Los Angeles Santa Monica Canyon Comment
  SBBG17074  Linanthus dianthiflorus M. Vincent 1962-3-14 155 Los Angeles Malibu Cyn Rd, 1 mi from US Hwy 101 Comment
  RSA595338  Linanthus dichotomus subsp. dichotomus L. C. Wheeler 1967-5-8 9334 Los Angeles San Gabriel Mts [Liebre Mtns] between Bouquet Junction and Bonelli Ranch. 396 Comment
  UCR192541  Linanthus parviflorus T. B. Salvato 2008-4-25 3344 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, south of Hwy 138, foothills between Horse Camp Canyon and Cow Spring Canyon, 1/4 mi southwest of VABM(3291 ft) Zana 945 Comment
  RSA229072  Linanthus pungens R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38899 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
  RSA0022056  Liquidambar styraciflua R. G. Swinney 2009-4-13 10328 Los Angeles San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte. 184 Comment
  CAS-BOT-BC426255  Lithophragma affine I. Johnston 1917-5-6 1927 Los Angeles Evey Canon, north of Claremont 762 Comment
  JEPS47656  Lithophragma affine Frank W. Peirson 1918-5-19 69 Los Angeles Millard's Canyon; San Gabriel Mountains, Millard's Canyon 609 Comment
  RSA651350  Lobularia maritima R. Miller 1959-3-23 s.n. Los Angeles Glendora. Comment
  UC1561053  Lobularia maritima Dean W. Taylor 1989-12-9 10596 Los Angeles 0.3 mi s of Tapia Canyon Road (s of Castaic, Castaic Creek); Transverse Ranges, Castaic Creek 426 Comment
  RSA233551  Loeseliastrum matthewsii R. F. Thorne, C. W. Tilforth, et al. 1972-6-29 42104 Los Angeles San Gabriel Mountains, Angeles National Forest: c. 2.0 mi SE of Valyermo on road to Jackson Lake 1433 Comment
  RSA0106842  Logfia filaginoides R. G. Swinney 2011-5-10 14639 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. 616 Comment
  SBBG63178  Logfia filaginoides M. N. Ackley -May-1926 215 Los Angeles Ranger Station, Big Tujunga 511 Comment
  SD69540  Logfia gallica Robert F. Thorne, P. Everett 1965-5-10 34517 a Los Angeles Near upper end of Gallagher Canyon; Santa Catalina Island. 424 Comment
  RSA187992  Lolium perenne subsp. multiflorum R. F. Thorne, P. Everett 1965-6-23 34985 Los Angeles Santa Catalina Island. Near Hotel St. Catherine in Descanso Canyon. 15 Comment
  SEINET10592069  Lolium temulentum Ahams AHAMS 1184 Los Angeles Ballena Harbar. Comment
  RSA452133  Lomatium lucidum C. Epling 1931-4-18 s.n. Los Angeles Los Alisos Canyon. Comment
  UCR229169  Lomatium mohavense Dan S. Cooper 2011-5-5 511- 60 A Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  UCR181238  Lomatium nevadense R. G. Swinney 1997-6-13 5574 Los Angeles San Gabriel Mtns, south of Pinon Hills, c. 0.5 mi. NE of Table Mountain, summit of ridge just west of San Bernardino Co. line 2073 Comment
  UC1076665  Lomatium nevadense var. parishii Heckard with Bacigalupi 1953-6-16 514 Los Angeles Blue Ridge above Swartout Valley (San Gabriel Mts.); , Blue Ridge 2255 Comment
  POM3247  Lomatium vaginatum P. A. Munz 1918-5-19 2265 Los Angeles Hills south of Pomona. Comment
  SBBG13639  Lonicera hispidula E. R. Blakley 1962-10-5 5462 Los Angeles Eagles Nest, Middle Ranch Cyn 152 Comment
  RSA188238  Lonicera hispidula var. vacillans R. F. Thorne, Percy C. Everett 1965-6-22 34907 Los Angeles Santa Catalina Island; canyon above Avalon 183 Comment
  UC557761  Lonicera hispidula var. vacillans Nell Murbarger May, 1936 179 Los Angeles canyon on w side San Clemente Island (near top of the Mesa) Comment
  CAS-BOT-BC240745  Lonicera interrupta A. D. E. Elmer 1902-6-1 3694 Los Angeles Acton, Mt. Gleason Comment
  UCR165068  Lonicera interrupta A. C. Sanders, Helen Kennedy 2005-4-13 29468 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
  UCR172461  Lonicera interrupta Anuja Parikh, Nathan Gale 2005-6-2 2113 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, SW of Magic Mountain, study area 46 366 Comment
  LA105307  Lonicera subspicata var. denudata Barry A. Prigge; David S. Verity 1988-10-6 8343 Los Angeles Santa Monica Mountains, Medea Creek; Cornell Corners area, 0.25 mi. S of Ventura Freeway on Cornell Road Comment
  RSA0003345  Lotus argophyllus var. adsurgens M. B. Dunkle 1939-4-2 7200 Los Angeles SE coast San Clemente Island. Pyramid Cove. Comment
  POM127710  Lotus argophyllus var. argophyllus George B. Grant 708 Los Angeles Little Santa Anita Canyon Comment
  RSA724432  Lotus argophyllus var. argophyllus K. Dobry 1992-6-14 d- 396 Los Angeles Santa Monica Mts. 3 mi. East of Kanan Rd off Mulholland Hwy along road Comment
  RSA90067  Lotus argophyllus var. argophyllus F. W. Peirson 1921-5-12 4091 Los Angeles Big Santa Anita Canyon, S base of San Gabriel Mts 762 Comment
  SBBG128810  Lotus corniculatus M. L. Hoefs, S. A. Junak, J. Takara, M. Gay 1995-7-12 2363 Los Angeles lower Cottonwood Cyn from rd to beach 6 Comment
  RSA659742  Lotus dendroideus var. traskiae Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 101 Los Angeles San Clemente Island. Comment
  POM50650  Lotus heermannii var. heermannii L. R. Abrams 1900-08 870 Los Angeles San Gabriel Canyon Comment
  UCR155587  Lotus humistratus A. C. Sanders, Helen Kennedy 2005-4-13 29449 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA229103  Lotus oblongifolius var. oblongifolius R. F. Thorne 1971-6-29 40720 Los Angeles San Gabriel Mountains, Angeles National Forest: Aliso Creek at Tie Canyon where crossed by Angeles Forest Road. 1372 Comment
  SEINET3371868  Lotus procumbens G. Rink 2011-6-1 10568 Los Angeles Chino Hills, northeast of La Brea, weedy place 259 Comment
  UCR190363  Lotus procumbens R. G. Swinney 2001-6-16 7977 Los Angeles San Gabriel Mtns., Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper Hills Rd. 2006 Comment
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Mar 12 2017
  CSUSB1230  Lotus salsuginosus Becky Alejandre 1970-5-18 Los Angeles Malibu Lagoon 18 miles north of the Pacific Coast Highway. A sandy wash area 10 feet from Malibu Creek, 0.5 mile east of Market Basket Store on Las Virgenes Road. Comment
  UCR256196  Lotus salsuginosus R. G. Swinney 2010-3-22 12009 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  POM26692  Lotus scoparius Walter Wheeler 1904-7-5 711 Los Angeles Covina Comment
  RSA0116486  Lotus scoparius subsp. scoparius R. G. Swinney 2010-5-25 12951 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA276041  Lotus scoparius var. scoparius Jack Delaini 1974-5-9 171 Los Angeles Lodi Canyon. 793 Comment
  RSA586654  Lotus scoparius var. scoparius Orlando Mistretta 1995-6-1 1751 Los Angeles Carr Canyon, near mouth of canyon 945 Comment
  RSA250593  Lotus strigosus R. F. Thorne 1967-3-23 41602 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1371 Comment
  RSA632843  Lotus strigosus R. F. Thorne, J. P. Simon, John Dourley, H. Caulfield 1970-5-1 39529 Los Angeles Mojave Desert: Along road to Valyermo ca. 1 mile east of Pallett Ranch at foot of grade north of Pinyon Pine Ridge in Shoemaker Canyon. 1402 Comment
  UC1129245  Lotus strigosus Jerome S. Horton 1936-4-17 283 Los Angeles Dalton Canyon, just below forest boundary Pomona Quad., San Dimas Experimental Forest 457 Comment
  RSA586341  Lotus strigosus Orlando Mistretta 1995-3-17 1553 Los Angeles Slopes northwest of Little Rock Reservoir, on Emma section of Little Rock Creek Management Unit. 1128 Comment
  UC864916  Lotus strigosus Louis C. Wheeler 1932-3-23 520 Los Angeles near U.C.L.A. Campus; West Los Angeles 137 Comment
  UCR228137  Lotus strigosus var. strigosus R. F. Thorne 1966-4-6 35891 Los Angeles Channel Islands, Santa Catalina Island, ridge between White and Moonstone Coves 15 Comment
  CATA1687  Lotus unifoliolatus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-18 2982 Los Angeles Santa Catalina Island: Lower Middle Ranch Canyon 219 Comment
  RSA406356  Lotus wrangelianus L. C. Wheeler 1934-4-15 2519 Los Angeles San Gabriel Mountains: Liveoak Canyon. 511 Comment
  RSA597251  Ludwigia peploides subsp. montevidensis B. Pitzer 1996-4-28 2738 Los Angeles Harbor City/ City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Highway (St. Hwy) and Vermont Ave. Comment
  RSA604617  Ludwigia peploides subsp. peploides Louis C. Wheeler 1967-9-18 s.n. Los Angeles South side Los Feliz Blvd. at Los Angeles River. Comment
  RSA0061162  Lupinus albifrons var. austromontanus Daisie Huang 2008-3-18 08031803 Los Angeles Along Gorman Post Road, near large Gorman billboard. 1119 Comment
  CAS-BOT-BC8508  Lupinus aliclementinus Reid Venable Moran 1941-2-18 587 Los Angeles San Clemente Island, Middle Ranch Creek Comment
  RSA0047915  Lupinus bicolor R. G. Swinney 2010-5-12 12737 Los Angeles Soledad Canyon bottom, 2.2 miles west of Angeles Forest Hwy., 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m. to the east on the south side of West Carson Mesa Rd. 921 Comment
  UCR205211  Lupinus bicolor R. G. Swinney 2008-3-26 8575 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  UCR229130  Lupinus bicolor Dan S. Cooper 2011-5-10 511- 75 Los Angeles San Gabriel Valley, San Gabriel, NE corner of South Arroyo Dr. and West Santa Anita Ave., near San Gabriel Mission 128 Comment
  OBI70649  Lupinus bicolor Tim Ross, Steve Boyd 1990-6-6 2831 Los Angeles Green Valley Pasture (in San Francisquito Cyn): T6N R14W, N1/2 NW 1/4 sec 7 on Lake Hughes USGS 7.5' quad 1036 Comment
  RSA0023262  Lupinus bicolor Robert F. Thorne 1980-4-25 54134 Los Angeles Santa Catalina Island. Along road from Blackjack Camp to Orizaba Peak. 579 Comment
  RSA250636  Lupinus bicolor R. F. Thorne 1971-3-31 41445 Los Angeles Johnson's Pastures, N of Mountain Ave., Claremont. 549 Comment
  UCR209896  Lupinus breweri R. G. Swinney 2008-7-24 9281 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  CAS-BOT-BC208865  Lupinus breweri var. breweri F. W. Peirson 1921-6-16 2441 Los Angeles Mt. Waterman, N summit. 2316 Comment
  UCR250400  Lupinus chamissonis Jeremiah George, Audrey George 2014-1-15 s.n. Los Angeles South Coast, Redondo Beach, immediately east of intersection of Artesia Blvd. and Goodman Ave 33 Comment
  RSA413473  Lupinus concinnus Robert Gustafson, Gary D. Wallace 1982-4-26 2531 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  RSA717223  Lupinus concinnus Scott D. White, Pam De Vries 2006-5-10 11443 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
  RSA518015  Lupinus concinnus subsp. concinnus Steve D. Boyd, Orlando Mistretta 1986-3-31 1551 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA529167  Lupinus excubitus var. austromontanus T. S. Ross 1991-7-24 5648 Los Angeles Granite Mountain 1902 Comment
  RSA590069  Lupinus excubitus var. austromontanus Orlando Mistretta 1994-3-30 985 Los Angeles Little Rock Creek, slopes E of creek below Little Rock Dam. 1158 Comment
  POM222230  Lupinus excubitus var. hallii L. C. Wheeler 1936-6-8 4126 Los Angeles San Gabriel Mountains: Bell-San Dimas Canyon divide 960 Comment
  RSA641695  Lupinus excubitus var. johnstonii Orlando Mistretta 1993-6-2 869 Los Angeles San Gabriel Mountains: Vincent Gulch Mine. 2100 Comment
  SBBG69111  Lupinus formosus R. Hoffmann 1929-5-19 Los Angeles between Big Rock Crk and Los Angeles Recreation Park Comment
  POM306277  Lupinus formosus var. formosus H. J. Ramsey 1938-5-1 1401 Los Angeles Altadena, Eaton Canyon Park Comment
  POM9684  Lupinus formosus var. formosus F. W. Peirson 1919-3-11 90 Los Angeles First small canyon east of Rubio Canyon, south base of San Gabriel Mts. 534 Comment
  RSA152135  Lupinus formosus var. formosus Wesley O. Griesel s.n. Los Angeles Charleton Flats, San Gabriel Mts 1524 Comment
  UCR94467  Lupinus guadalupensis M. B. Dunkle 1939-4-5 7279 Los Angeles Channel Islands, San Clemente Island, Pyramid Cove 8 Comment
  RSA187904  Lupinus hirsutissimus Robert F. Thorne 1966-4-5 35866 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon 107 Comment
  RSA413676  Lupinus hirsutissimus Reid V. Moran 1941-2-25 614 Los Angeles Johnson's Valley, Santa Catalina Island 250 Comment
  UCR255837  Lupinus hirsutissimus R. G. Swinney 2010-3-10 11833 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
  RSA151293  Lupinus hirsutissimus Peter H. Raven 1962-5-9 17702 Los Angeles Just north of Gray, San Clemente Island 427 Comment
  RSA350144  Lupinus latifolius subsp. parishii Wesley O. Griesel 1986-5-14 s.n. Los Angeles Upper Placerita Canyon, beside dense alder thicket. 640 Comment
  RSA584880  Lupinus latifolius subsp. parishii T. S. Ross 1990-6-1 2783 Los Angeles San Gabriel Mountains, Magnetic Springs: in Moody Canyon (ca 2.15 air-miles NW of Mt Gleason) 1195 Comment
  RSA599759  Lupinus microcarpus Steve Boyd, Lauren Raz 1997-5-6 9778 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  JEPS87093  Lupinus microcarpus var. densiflorus Teresa A. Sholars, B. Ertter, J. Hickman, L. Heckard, T. Rosatti 1988-5-24 871 Los Angeles 1/2 mi w Los Angeles Co. line (at junction of Johnson Rd and Elizabeth Lake Rd., San Gabriel Mts.); San Gabriel Mts. Comment
  RSA0096916  Lupinus microcarpus var. densiflorus L. C. Wheeler 1967-5-18 9618 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  POM29398  Lupinus odoratus var. odoratus C. Morse 1918-1 s.n. Los Angeles Mojave Desert (no data on label) Comment
  PASA1678  Lupinus sparsiflorus Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA0069840  Lupinus sparsiflorus R. G. Swinney 2010-3-10 11832 Los Angeles 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. 442 Comment
  RSA0101380  Lupinus sparsiflorus Scott D. White, Pam De Vries 1998-4-20 6323 Los Angeles Soledad Canyon Area: Proposed quarry area N of Soledad Cyn. Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Cyn. 580 Comment
  UCR111503  Lupinus sparsiflorus A. C. Sanders, D. Malueg 1998-6-22 22024 Los Angeles San Gabriel Mtns., Altadena, c. 800 m SSW of Mt. Lowe, N end of Tanoble Dr. at Woodglen Ln., and along trail to the NE 549 Comment
  UCR152880  Lupinus sparsiflorus A. C. Sanders, Helen Kennedy 2005-4-13 29422 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCR256250  Lupinus sparsiflorus R. G. Swinney 2010-3-22 12082 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  UCR281643  Lupinus sparsiflorus R. G. Swinney 2014-5-27 16657 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
  UCD109471  Lupinus sparsiflorus C. F. Baker 1909-3-20 5249 Los Angeles Claremont. Comment
  RSA225717  Lupinus sparsiflorus subsp. sparsiflorus R. F. Thorne 1971-5-22 39741 Los Angeles Fish Canyon. 305 Comment
  RSA600827  Lupinus sparsiflorus subsp. sparsiflorus Joseph A. Ewan 1933-04 10909 Los Angeles Santa Monica Mountains: Higgins Canyon. 457 Comment
  RSA617453  Lupinus sparsiflorus subsp. sparsiflorus L. C. Wheeler 1973-4-20 s.n. Los Angeles Aliso Canyon 1/4 mile south-southwest of Blum Ranch 914 Comment
  RSA589508  Lupinus succulentus Tim S. Ross 1995-5-21 8603 Los Angeles San Clemente Island: Near head of Chenetti Canyon. just SW of the W prong of the trident formed at the top of the longest tributary; 1800 ft SSE of Rest triangulation point (1336 ft). 347 Comment
  OBI70653  Lupinus succulentus Tim Ross 1991-4-8 4479 Los Angeles Elephant hill: W Pomona. T1S, R9W, W 2/3 S1/2 sec 26, San Dimas USGS 7.5' quad; At W base of the hill 355 Comment
  RSA008668  Lupinus truncatus Fay A. MacFadden 1930-4-10 1587 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  RSA276048  Lupinus truncatus Jack Delaini 1974-5-9 187 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles national Forest 533 Comment
  RSA414390  Lupinus truncatus James Clizbe 1930-5-6 16057 Los Angeles Griffith Park, Los Angeles. Comment
  RSA657167  Lupinus truncatus Joseph M. Keefe 1978-5-11 22914 Los Angeles Verdugo Mountains: Stough Canyon, Firebreak Road, 0.5 km north of DeBell Golf Course, foothills of Verdugo Mtns, Burbank. 457 Comment
  RSA0025158  Luzula comosa Jane Tirrell 2012-6-19 LS 0070 Los Angeles Lily Spring; downslope from Pacific Crest Trail, approximately 0.5 mile northwest of Mt. Hawkins. 2481 Comment
  UC54956  Lycopus americanus H. P. Chandler 1902-9-9 2035 Los Angeles <Balloma> Ballona Marshes Comment
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Jul 6 2010
  SD53039  Lyonothamnus floribundus subsp. floribundus Peter H. Raven 1962-5-21 17816 Los Angeles Santa Catalina Island, lower end of Bullrush Canyon 182 Comment
  RSA699571  Madia elegans subsp. vernalis LeRoy Gross, Paul Morton 2004-6-9 1354 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1727 Comment
  UCR101910  Madia elegans subsp. vernalis R. S. Woglum 1940-4-27 2681 a Los Angeles San Gabriel Mtns., Spring Hill; San Gabriel Mtns.; Angeles National Forest Comment
  RSA158037A  Madia exigua P. H. Raven 1962-5-21 17812 Los Angeles Santa Catalina Island: lower end of Bullrush Canyon 198 Comment
  CHSC95539  Madia gracilis LeRoy Gross; Naomi Fraga 2002-5-10 538 Los Angeles Transverse Ranges: San Gabriel Mountains Region: (Angeles National Forest road survey of 2002). Upper Monroe Road (2N16), from Camp Oak Grove to Glendora Mountain Road. 476 Comment
  RSA729862  Madia gracilis R. G. Swinney 1999-5-29 7238 Los Angeles lower East Fork San Dimas Canyon. 573 Comment
  RSA729944  Madia gracilis R. G. Swinney, D. W. Larson 1999-6-25 7411 Los Angeles San Gabriel Mtns.: Fern Canyon at falls, c. 1,7 mi. east of confluence with upper East Fork San Dimas Canyon 1159 Comment
  SEINET7042260  Madia gracilis 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
  CAS-BOT-BC231884  Malacothamnus davidsonii Alice Eastwood 1919-6-21 9051 Los Angeles San Fernando Comment
  CAS-BOT-BC206204  Malacothamnus fasciculatus Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Isl. Comment
  RSA739612  Malacothamnus fasciculatus John Dittes 2006-6-4 1396 Los Angeles Western Transverse Range, Simi Hills, N of Santa Susana Road, 2.4 air miles NW of Chatsworth High School, 1.2 air miles W of Topanga Blvd, 0.6 air mile ENE of Santa Susana Pass. 427 Comment
  SFV2305  Malacothamnus fasciculatus P. G. Kilburn 1957-10-31 516 Los Angeles Simi Hills 2 miles west of Chatsworth Reservoir, near Cockrum Ranch. 350 Comment
  RSA0078581  Malacothamnus fasciculatus Ira W. Clokey, B. Templeton 1929-07 4593 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  CAS-BOT-BC204189  Malacothamnus marrubioides John Thomas Howell 1950-11-9 27485 Los Angeles 12 miles n. of Castac [Castaic] 609 Comment
  RSA335253  Malacothamnus orbiculatus James Henrickson 1983-11-5 19692 Los Angeles Newhall area, ca 3 miles N of Hwy 126, 0.5 mi W of Hwy 5. Comment
  POM362254  Malacothrix californica Freda Detmers 1931-5-17 s.n. Los Angeles Mint Canon. [canyon] Comment
  CAS-BOT-BC345318  Malacothrix californica Master E. Holman 1882-4-1 s.n. Los Angeles Unspecified Comment
  SBBG129309  Malacothrix clevelandii A. Parikh, N. Gale 2012-5-10 3591 Los Angeles W bank of W Fork San Gabriel River, just S of concrete river crossing 830 Comment
  UCR107824  Malacothrix clevelandii L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mtns., San Antonio Canyon, north side of ridge north of Cascade Canyon 1189 Comment
  UCR278653  Malacothrix clevelandii R. G. Swinney 2011-5-16 14749 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 1.18 mi. at 73 deg. SE of Colby Ranch Rd. & FS Rd. 3N19 in Big Tujunga Cyn., c. 450 m ENE of lodge in center of camp 1375 Comment
  CAS-BOT-BC520317  Malacothrix glabrata R. G. Swinney 2010-4-15 12217 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.25--0.7 mi E of Pacoima Wash 609 Comment
  RSA95004  Malacothrix glabrata F. W. Peirson 1917-5-13 1477 Los Angeles Near Little Rock, Mojave Desert. Comment
  RSA0021878  Malacothrix saxatilis Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5114 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
  CAS-BOT-BC347947  Malacothrix saxatilis var. tenuifolia Fordyce Grinnell, Jr. 1916-9-2 s.n. Los Angeles San Gabriel Mts. - near Pasadena Comment
  CHSC62040  Malacothrix saxatilis var. tenuifolia L. P. Janeway 1993-10-5 4617 Los Angeles Puente Hills; along edge of dirt road at head of Arroyo San Miguel. 243 Comment
  JEPS36608  Malacothrix saxatilis var. tenuifolia Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco Los Angeles Comment
  LA32066  Malacothrix saxatilis var. tenuifolia Peter H. Raven; Henry J. Thompson 1959-9-6 14378 Los Angeles Santa Monica Mountains, at mouth of Malibu Creek 12 Comment
  POM156146  Malacothrix saxatilis var. tenuifolia L. R. Abrams 1904-9-2 4174 Los Angeles Elysian Park. Comment
  RSA670921  Malosma laurina Joseph M. Keefe 2001-1-19 30942 Los Angeles End of sidewalk along Eagle Rock View Drive, south facing slope, south face of the Eagle Rock. 293 Comment
  UC1870250  Malosma laurina LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1089 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  RSA0085078  Malosma laurina Doris Bowers 1957-3-23 789 Los Angeles Rocky Point, LaVerne. 335 Comment
  POM122834  Malvella leprosa Marcus E. Jones 1926-9-9 s.n. Los Angeles San Clemente Island. Comment
  RSA433877  Malvella leprosa Robert Gustafson 1980-7-9 1809 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA187678  Marah macrocarpa R. F. Thorne 1966-9-14 s.n. Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. Margin of reservoir. 198 Comment
  SFV21019  Marah macrocarpa L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 698 b Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. South side of slope at saddle of Verdugo Motorway and Brand Park Motorway on the crest of mountains. 823 Comment
  POM296441  Marah macrocarpa Lyman Benson 1945-3-16 11611 Los Angeles Claremont, Pacific slope drainage area. 351 Comment
  SBBG12656  Marrubium vulgare E. R. Blakley 1962-6-10 5241 Los Angeles stone check dam halfway up cyn, halfway between Eel Pt and Seal Cove 53 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
  RSA640634  Matricaria matricarioides L. C. Wheeler 1967-5-15 9600 Los Angeles San Gabriel Mountains: Elsmere Canyon; bottom of canyon near mouth. 434 Comment
  POM175349  Meconella denticulata E. Crow 1930-6-28 s.n. Los Angeles Bichota Canyon, San Gabriel Mountains. Comment
  RSA646976  Meconella denticulata LeRoy Gross 2000-4-22 172 Los Angeles Verdugo Mountains: South on La Crescenta to Shirleyjean turn right to Camp Max Straus. City of Verdugo City. 518 Comment
  UCR45039  Medicago lupulina A. C. Sanders 1986-7-30 6822 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
  POM308888  Medicago lupulina Kay H. Beach 1943-8-12 664 Los Angeles Monroe Canyon above 2100ft in main Channel, San Dimas Experimental Forest. U.S. Forest. Dept., San Gabriel Mt. Range. 640 Comment
  CATA3295  Medicago polymorpha Amy Catalano, Jen Dreizehn 2017-3-16 012 Los Angeles Santa Catalina Island: About 70 m N of Empire Landing Rd., across road from Buffalo Springs Reservoirs 452 Comment
  SFV1921  Medicago polymorpha C. Gasser 1956-3-17 s. n. Los Angeles Point Dume. Right off Highway 101 by pink gates. 91 Comment
  UC50196  Melampodium perfoliatum Geo. B. Grant 1901 to 1905 Los Angeles Los Angeles, S. Cal., from [native to] Mexico Comment
  CLARK-A1528-4726  Melica imperfecta John C. Roos 1937-3-25 442 Los Angeles Lancaster Comment
  POM357041  Melica imperfecta Freda Detmers, Edith Purer 1931-4-28 s.n. Los Angeles Palos Verdes Hills. Comment
  RSA167645  Melica imperfecta P. H. Raven, R. F. Thorne 1964-5-7 19006 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA248859  Melica imperfecta R. F. Thorne 1973-4-11 42841 Los Angeles San Clemente Island, wet bottom of Norton Canyon. 274 Comment
  RSA592485  Melica imperfecta Mark Hoefs, Doug Propst 1973-3-14 97 Los Angeles Santa Catalina Island. Ridge between Cape and Skull Canyons. 305 Comment
  SBBG56875  Melica imperfecta R. Hoffmann 1929-5-19 Los Angeles Los Angeles Recreation Park 1828 Comment
  SFV21017  Melica imperfecta L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 700 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 695 Comment
  CATA958  Melilotus albus Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-21 1823 Los Angeles Santa Catalina Island: Cottonwood Canyon, southeast of El Rancho Escondido 45 Comment
  RSA0062629  Melilotus albus R. G. Swinney 2010-6-8 13200 Los Angeles Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail. 546 Comment
  POM348186  Melilotus indicus H. L. Bauer 1929-3-20 s.n. Los Angeles Long Beach. Comment
  UC16164  Melilotus indicus J. H. Barber 1897-3-28 105 Los Angeles Santa Monica Expt. Station Comment
  RSA760711  Melinis repens R. G. Swinney 2008-12-2 9924 Los Angeles Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  RSA188089  Mentha Robert F. Thorne 1965-6-23 34957 Los Angeles Santa Catalina Island: lower portion of Middle Ranch Canyon. 91 Comment
  RSA440347  Mentzelia affinis Anstruther Davidson 1915-7-1 3071 Los Angeles Chatsworth Comment
  RSA440368  Mentzelia albicaulis Ora M. Clark 1929-3-31 1929 Los Angeles S. W. of Lancaster. Comment
  VVC2927  Mentzelia albicaulis Tim Thomas 2014-5-4 6286 Los Angeles Mojave Desert, Antelope Valley 2.6 miles north of Neenach, just east of aqueduct just south of Ave A. 884 Comment
  RSA0080740  Mentzelia micrantha R. G. Swinney 2010-4-23 12369 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  RSA446771  Mentzelia micrantha I. W. Clokey 1930-5-13 s.n. Los Angeles Bouquet Canyon. Comment
  UCR256176  Mentzelia micrantha R. G. Swinney 2010-6-4 13060 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  RSA0034482  Mentzelia micrantha Carol Haines 1964-5-23 166 Los Angeles 13 miles from begeinning of Old Ridge Route. 1066 Comment
  RSA446798  Mentzelia montana G. R. Johnstone 1930-6-26 14667 Los Angeles Pine Flats 1677 Comment
  RSA446791  Mentzelia montana Samuel R. Tyson 1943-9-1 s.n. Los Angeles Brown s Flat, San Dimas canyon. 1250 Comment
  RSA229004  Mentzelia veatchiana Robert F. Thorne, C. W. Tilforth 1971-6-30 40833 Los Angeles San Gabriel Mountains, Angeles National Forest: 3.3 miles below Alder Saddle along and above S Fork of Little Rock Creek. 1433 Comment
  RSA3503  Mesembryanthemum nodiflorum C. B. Wolf 1932-5-9 3446 Los Angeles Pebbly Beach, Santa Catalina Island. 8 Comment
  RSA402621  Mesembryanthemum nodiflorum M. B. Dunkle 1930-8-23 2436 Los Angeles Santa Catalina Island. Little Harbor. Comment
  RSA402628  Mesembryanthemum nodiflorum F. R. Fosberg 1931-4-29 S- 4732 Los Angeles Santa Catalina Island, 1.5 miles below Eagle s Nest, Middle Ranch Canyon 100 Comment
  RSA155904  Mesembryanthemum nodiflorum P. H. Raven 1962-7-11 17995 Los Angeles upper end of first canyon south of Lemon Tank, San Clemente Island Comment
  POM021787  Micropus californicus Fay A. MacFadden 1930-6-1 2176 Los Angeles Verdugo Mountains: La Tuna Canyon. Comment
  UCR126585  Microseris heterocarpa A. C. Sanders 2003-4-16 26021 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course 366 Comment
  UCR124607  Microseris lindleyi I. W. Clokey, B. C. Templeton 1929-1 4446 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  LA99490  Microsteris gracilis Hisao P. Arai; 1957-3-16 sn Los Angeles 152 Comment
  JEPS4580  Mimulus Frank W. Peirson 1919-5-18 434 Los Angeles hills e Monrovia Canyon; San Gabriel Mountains 457 Comment
  RSA550786  Mimulus aurantiacus David M. Thompson 1992-5-22 1075 Los Angeles N of Flintridge. 4.4 miles N of 210 Freeway along Highway 2 793 Comment
  UC1215230  Mimulus aurantiacus var. parviflorus Peter H. Raven 1962-7-11 18001 Los Angeles near head Twin Canyon; San Clemente Island 426 Comment
  RSA442631  Mimulus aurantiacus var. pubescens Adele G. Axtman 1931-7-6 s.n. Los Angeles Foothills, South Pasadena Comment
  RSA668845  Mimulus aurantiacus var. pubescens Carl Wishner 2002-4-2 4230 Los Angeles Puente Hills (Whittier Hills portion), along Turnbull Canyon Road, 1,100 feet northwest of Workman Hill. 305 Comment
  UC1929506  Mimulus aurantiacus var. pubescens Mark Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 359 Los Angeles Transverse Ranges; San Gabriel Mountains region: San Gabriel Mtns. Angeles National Forest. Glendora Ridge Rd. 7.3mi W of gate at Mt. Baldy Road. S side road on bank. Comment
  UCR280498  Mimulus aurantiacus var. pubescens R. G. Swinney 2014-6-5 16702 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  UC1302319  Mimulus aurantiacus var. puniceus Robert F. Thorne and P. C. Everett 1964-2-7 33476 Los Angeles junction of Airport road and Canyon road; Santa Catalina Island 457 Comment
  RSA0115093  Mimulus aurantiacus var. puniceus Steven A. Junak 2000-6-30 SCa- 1361 Los Angeles Santa Catalina Island. N-facing slope just W of summit of Mt. Torquemada and Triangulation Point well 2. 402 Comment
  UCR206444  Mimulus bigelovii R. G. Swinney 2008-6-10 9007 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, 2.4 miles SSE of park headquarters on South Fork Trail 1585 Comment
  RSA408175  Mimulus brevipes I. W. Clokey 1930-5-13 s.n. Los Angeles Bouquet Canyon. Comment
  SFV19339  Mimulus brevipes J. N. Hogue, C. Solek 2005-4-8 236 .1 Los Angeles San Gabriel Mountains West Fork San Gabriel River. Mouth of Devil's Canyon, north of Cogswell Reservoir. At end of dirt road on north side or reservoir. 750 Comment
  UCR127190  Mimulus brevipes A. C. Sanders 2003-5-1 26245 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, near Angeles National Forest boundary, c. 0.6 mi. due west of confluence of Bitter and Charlie Canyons 396 Comment
  RSA408134  Mimulus brevipes H. Twining 1906-07 s.n. Los Angeles Mineral Park. Comment
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Dec 31 2015
  UC886138  Mimulus cardinalis F. R. Fosberg 1931-5-7 S 4846 Los Angeles Cottonwood Canyon, rt. fork Santa Catalina Island 220 Comment
  LA200851  Mimulus cardinalis Harvey Anderson; August 1931 s.n. Los Angeles SANTA MONICA MOUNTAINS, Solstice Canyon Comment
  UC1174799  Mimulus clevelandii E. K. Balls 1960-5-2 24099 Los Angeles Botanic Garden Claremont Comment
  RSA435505  Mimulus floribundus Wm. Martin 1971-7-26 s.n. Los Angeles Big Tujunga wash, north and east of Sunland. Comment
  UCR282583  Mimulus floribundus Dan S. Cooper 2017-6-8 617- 38 Los Angeles Santa Monica Mountains, 33182 Mulholland Hwy 526 Comment
  JEPS33833  Mimulus guttatus Blanche Trask June 1903 343 Los Angeles San Clemente Island Comment
  UC27018  Mimulus guttatus J. H. Barber 1897-4-20 34 Los Angeles near Pomona Comment
  UCR190058  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
  UCR192660  Mimulus guttatus R. G. Swinney 1999-8-14 7628 Los Angeles San Gabriel Mtns., upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4. air mi. WSW of Dawson Peak 2146 Comment
  RSA80447  Mimulus guttatus F. W. Peirson 1923-4-10 3471 Los Angeles 5 mi. SE of Wilson Cove. Canyon about 5 mi. southeast of Eagle Ranch, San Clemente Island. Comment
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May 16 2008
  RSA0091543  Mimulus pilosus R. G. Swinney 2011-5-26 14883 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  UCR205597  Mimulus rubellus R. G. Swinney 2008-5-13 8864 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  UCR277020  Mimulus rubellus R. G. Swinney 2010-9-30 13923 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  SBBG17763  Mirabilis californica P. H. Raven 1962-5-9 17655 Los Angeles rd just N of Guds 249 Comment
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Oct 12 2015
  UCR125780  Mirabilis jalapa A. C. Sanders 2003-5-26 26834 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  RSA0012043  Mirabilis laevis R. G. Swinney 2009-4-29 10600 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  SEINET10478629  Mirabilis laevis Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4800 Los Angeles Santa Catalina Island; Catalina Conservancy Land, The James H. Ackerman Native Plant Nursery. In Middle Canyon, near Middle Ranch and Cape Canyon Trail. 10 miles west of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 230 Comment
  RSA464654  Mirabilis laevis var. crassifolia George B. Grant 1904-4-16 791 Los Angeles Lashugeles, So. California. [Los Angeles?] Comment
  UC212963  Mirabilis laevis var. crassifolia S. B. Parish 1918-6-5 11877 Los Angeles Playa del Ray Comment
  RSA552596  Monardella exilis D. Charlton 1991-5-18 5186 Los Angeles Piute Ponds, Edwards Air Force Base. Old Homestead road just east of ponds, south of Rosamond Dry Lakebed. 701 Comment
  SD46650  Monardella exilis P. C. Everett, E. K. Balls 1956-5-9 21571 Los Angeles 5.2 miles north of Los Angeles-Kern Co. line, along Highway 6. 730 Comment
  UCR26008  Monardella exilis Kelly P. Steele, R. E. Steele 1977-5-13 55 Los Angeles Mojave Desert, along Palmdale Road, 15 mi east of Palmdale 854 Comment
  UCR192525  Monolopia lanceolata A. C. Sanders 2008-4-10 34785 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  UCD170917  Morus alba R. G. Swinney 2009-3-12 10103 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39. 226 Comment
  CAS-BOT-BC108992  Mucronea californica Geo. B. Grant 1901-1-1 173 Los Angeles Arcadia. Comment
  POM193560  Mucronea californica C. C. Parry 1933-1 262 Los Angeles [San Gabriel Mts] Comment
  UCD86747  Muhlenbergia californica Victor Duran 1933-8-11 3546 Los Angeles San Gabriel Mts. South Fork Big Rock Creek. 1600 Comment
  RSA762695  Muhlenbergia richardsonis R. G. Swinney 2008-7-24 9353 Los Angeles Waterman Mountain, ski runway on east-facing slope 2390 Comment
  UC205630  Muhlenbergia richardsonis I. M. Johnston 1917-8-21 1628 Los Angeles San Antonio Mountains, Upper San Antonio Canyon Comment
  RSA0097619  Muhlenbergia rigens R. G. Swinney 2011-5-26 14869 Los Angeles San Gabriel Mountains: 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  RSA377611  Muilla maritima Elbert Benjamine 1929-5-26 190 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  SEINET9319324  Muilla maritima Unknown 1998-4-14 5992 Los Angeles San Gabriel Mountains (2) Comment
  UCR192567  Muilla maritima A. C. Sanders 2008-4-10 34808 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  CAS-BOT-BC515092  Muilla maritima G. B. Grant 1902-5-5 s.n. Los Angeles Pasadena Comment
  RSA377618  Muilla maritima Richard C. Barkelew 1929-5-5 s.n. Los Angeles sandy flats, lowlands Comment
  RSA68688  Muilla maritima F. W. Peirson 5 Los Angeles east bank of Arroyo Seco, Pasadena. Comment
  UC1595351  Muilla maritima Tim Ross 1992-5-17 6354 Los Angeles 164 degrees sse and ca 555m distant from mouth of Shoemaker Canyon (w-facing slope above sandy bench); San Gabriel Mountains, E Fork of the San Gabriel River 658 Comment
  CDA8832  Munzothamnus blairii T. Niehaus, W. Roderick 1965-4-2 390 Los Angeles Lemon Tank Canyon, San Clemente Island. Comment
  UCR45037  Myoporum laetum A. C. Sanders 1986-7-30 6819 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
  RSA0010801  Myoporum laetum Robert Gustafson 1981-2-4 2095 Los Angeles Ballona Wetlands, southwestern section of Area 1. Comment
  UCR101199  Najas marina L. C. Wheeler 1947-9-14 6628 Los Angeles N of El Monte, Peck Road, near Arrow Hwy. 106 Comment
  UCD87808  Nassella lepida A. A. Beetle 1946-4-20 4232 Los Angeles Palos Verdes Hills, near Los Angeles. Comment
  UCD87865  Nassella lepida C. Epling 1931-5-2 9445 Los Angeles Santa Monica Mountains. Los Alisos Canyon. Comment
  POM158253  Nassella pulchra M. B. Dunkle 1928-3-31 1780 Los Angeles Little Harbor, Santa Catalina Island. 152 Comment
  RSA0042217  Nassella pulchra Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2833 Los Angeles Santa Catalina Island: Hillside above New York Harbor. 79 Comment
  CATA1689  Nasturtium officinale Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-18 2984 Los Angeles Santa Catalina Island: Middle Ranch Reservoir 188 Comment
  RSA431552  Nasturtium officinale Edwin Kline 1924-8-3 14852 Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA660059  Nasturtium officinale Matt Bogdanoff 1981-5-24 15 Los Angeles Big Dalton Cyn. Rd., 0.7 mi E of junction with Glendora Mtn. Rd., N of Glendora. 396 Comment
  RSA73116  Navarretia fossalis F. W. Peirson 1906-7-19 950 Los Angeles Sink near Inglewood. Comment
  IRVC27774  Navarretia jaredii A. C. Sanders 2005-5-11 30136 Los Angeles Santa Clarita area, Plum Cyn, SW of Cruzan Mesa on bench n N side of cyn. Western San Gabriel/Liebre Mtns Region 573 Comment
  RSA252945  Nemacladus longiflorus var. breviflorus R. F. Thorne, Gary D. Wallace 1973-4-24 43421 Los Angeles Junction of Pallett Creek and Longview Roads: ca. 4 mi S of Pearblossom. 1174 Comment
  SEINET10460882  Nemacladus sigmoideus Rimo Bacigalupi 1953-6-14 Bacigalupi 4190 Los Angeles Upper slopes of South Fork of Little Rock Creek Canyon, San Gabriel Mountains, Angeles National Forest 1554 Comment
  RSA651289  Nemophila menziesii Sandy Gray 1981-5-10 50 Los Angeles Hwy 10 N Dudley & [Ganesha] Hills Raod - 1 mile. Pomona. Comment
  UC24265  Nemophila menziesii H. M. Hall May, 1902 3082 Los Angeles Elizabeth Lake Comment
  RSA421379  Nemophila menziesii var. integrifolia J. Aug. Kusche 1929-4-14 s.n. Los Angeles Little Rock, Mohave Desert. Comment
  UC131457  Nemophila menziesii var. integrifolia C. F. Baker 1904-4-22 4183 Los Angeles Monrovia Comment
  RSA0053881  Nemophila spatulata R. G. Swinney 2010-5-11 12635 Los Angeles San Gabriel Mountains: Acton 0.7 road miles SE of jct. of Soledad Canyon Rd. and Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt rd., below US Forest Service boundary. 829 Comment
  SEINET3072102  Nerium oleander Gary Hartvigsen 1969-5-14 Los Angeles Glendora, Glendora Comment
  UCR204829  Nicotiana attenuata R. G. Swinney 2005-8-11 8468 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  CAS-BOT-BC231559  Nicotiana glauca Geo. B. Grant 1901-3-13 s.n. Los Angeles Pasadena Comment
  RSA0035637  Nicotiana glauca Phil Elliott 1981-3-2 26 Los Angeles Diamond Bar. 1/2 mile west of Diamond Bar Blvd., 1/2 mile south of Grand Ave. Comment
  UC1922500  Nicotiana quadrivalvis Scott D. White, A. Warniment 2005-9-13 11224 Los Angeles Tehachapi Mtns.: Slopes & plateaus west of Oso Canyon, ca. 1-2 air miles N of Quail Lake. Comment
  SEINET10696851  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3962 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  POM219204  Notholaena californica subsp. californica L. C. Wheeler 1932-7-9 955 Los Angeles 3/4 mi. from mouth Rogers Canyon, San Gabriel Mts. 365 Comment
  UCR218967  Nothoscordum gracile Lorraine Weller 2009-4-14 041409- 96 Los Angeles Santa Monica Community Gardens, 2300 Main St., Santa Monica 11 Comment
  RSA458913  Oenanthe sarmentosa L. C. Wheeler 1933-7-7 1918 Los Angeles Lexington Wash near El Monte. 73 Comment
  RSA98322  Oenanthe sarmentosa F. W. Peirson 1908-5-22 804 Los Angeles Bixby Ranch near Long Beach. Comment
  LA206207  Oenothera deltoides Carl Epling; Nesta Dunn, Alice Goen 1931-5-16 Los Angeles San Gabriel Mountains, Big Pines Camp Comment
  SEINET13387116 Image available Oenothera elata subsp. hirsutissima R. G. Swinney 2011-1 15414 Los Angeles San Gabriel Mountains: 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon (Chilao Flat 7.5' Q.) (T3N R12W S35) 1085 Comment
  UCD107001  Oenothera sinuosa J. B. Perret 1921-9-1 s.n. Los Angeles San Fernando. Comment
  POM9739  Oenothera speciosa P. A. Munz 1921-05 4560 Los Angeles Between Chino & Pomona. 274 Comment
  UC1349355  Oligomeris linifolia Robert F. Thorne 1966-4-5 35868 Los Angeles Cottonwood Canyon Santa Catalina Island; , Cottonwood Canyon 106 Comment
  POM311451A  Opuntia ficus-indica Lyman Benson 1963-3-22 16242 Los Angeles San Gabriel Mountains. Top of alluvial fan above (north of) Cucamonga. 457 Comment
  CHSC95791  Opuntia littoralis LeRoy Gross; Valerie Soza, Samantha Tessel 2001-6-4 402 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 290 Comment
  RSA656241  Opuntia littoralis Joseph M. Keefe 1975-9-1 19147 Los Angeles Verdugo Mountains: 0.5 km east of Glendale College, 1500 N. Verdugo Road, Glendale 305 Comment
  JEPS22778  Oreonana vestita Rimo Bacigalupi with Reino Alava 1958-7-20 6435 Los Angeles just s. Mt. Lewis (just w. of Dawson Saddle, along Angeles Crest Hwy. (State Hwy. 2), above headwaters of S. Fork Big Rock Creek, San Gabriel Mts.); San Gabriel Mts. 2429 Comment
  RSA225883  Oreonana vestita R. F. Thorne, C. W. Tilforth, John Dourley 1971-7-27 41069 a Los Angeles San Gabriel Mountains, Angeles National Forest: west Baldy Peak on ridge running E toward Old Baldy (Mt. San Antonio) 3018 Comment
  RSA250439  Oreonana vestita R. F. Thorne, John Dourley 1967-10-3 37295 Los Angeles Mt. Baden Powell, just south of peak 2851 Comment
  RSA0084144  Orobanche californica subsp. feudgei Albert J. Perkins 1919-5-30 s.n. Los Angeles Big Rock Creek. Comment
  RSA0066439  Orobanche fasciculata Louis C. Wheeler 1967-8-9 10435 Los Angeles San Gabriel Mountains: Saddle between Little Bear Creek and Devil's Canyon. 1981 Comment
  RSA0070934  Orobanche fasciculata F. R. Fosberg, J. Ewan 1931-8-12 4889 Los Angeles Summit Mount Islip. San Gabriel Mts. 2499 Comment
  RSA401973A  Orthocarpus densiflorus Louis C. Wheeler 1933-4-2 1585 Los Angeles La Verne. 290 Comment
  RSA402090  Orthocarpus purpurascens M. Campbell s.n. Los Angeles L.A. Fields Comment
  POM90481  Orthocarpus purpurascens var. purpurascens Philip A. Munz, D. D. Keck 1926-4-4 10006 Los Angeles 2 miles north of Saugus. Comment
  CAS-BOT-BC355756  Osmadenia tenella Alice Eastwood 1906-5-27 11 Los Angeles Country adjacent to Los Angeles. Garvanza Comment
  RSA584948  Osmorhiza brachypoda T. S. Ross, Steve D. Boyd 1991-4-25 4613 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  RSA640721  Osmorhiza brachypoda L. C. Wheeler 1931-4-8 s.n. Los Angeles San Gabriel Mountains: San Dimas Canyon. Comment
  UCR19571  Osmorhiza brachypoda L. E. Hoffman 1929-5-20 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, Big Santa Anita Cyn. Comment
  UC17198  Oxalis albicans subsp. californica W. H. Brewer Feb 1861 164 Los Angeles San Gabriel Comment
  UC17204  Oxalis albicans subsp. californica H. P. Chandler 1897-3-14 Los Angeles San Dimas Canyon San Dimas 609 Comment
  UCR178064  Oxypolis occidentalis LeRoy Gross 2001-11-17 458 Los Angeles San Gabriel Mountains region, just below trail from Three Points to Twin Peaks 1951 Comment
  RSA529148  Oxytheca parishii var. parishii Tim S. Ross, S. D. Boyd 1991-7-24 5593 Los Angeles Pacifico Mountain Road ca 0.5 airmile SSE of Tie Summit Station. 1646 Comment
  UCR276993  Oxytheca parishii var. parishii R. G. Swinney 2010-9-30 13915 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  RSA392882  Oxytheca trilobata G. R. Johnstone 1926-4-15 s.n. Los Angeles San Francisquito Canyon. Comment
  RSA473026  Packera ionophylla Fordyce Grinnell Jr. 1920-8-22 17784 Los Angeles Ridge E of Fox Creek Comment
  RSA434247  Paeonia californica Freda Detmers 1929-2-2 s.n. Los Angeles Verdugo Hills, Glendale. Comment
  UCR259679  Paeonia californica R. G. Swinney 2010-4-13 12203 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  UCSB2027  Paeonia californica Wedberg, H. 1958-2-22 Los Angeles About 5 miles west of Beverly Glen on Mulholland Drive, Santa Monica Mts. Comment
  SEINET6045448  Paeonia californica Louis C. Wheeler Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  UC9347  Paeonia californica J. H. Barber 1897-1-24 27 Los Angeles Santa Monica Mts. Comment
  CATA948  Parietaria hespera Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-21 1813 Los Angeles Santa Catalina Island: Cottonwood Canyon, southeast of El Rancho Escondido 45 Comment
  SBBG42531  Parietaria hespera var. californica M. B. Dunkle 1939-4-3 7219 Los Angeles Chenetti Cyn Gorge Comment
  UCR204452  Parietaria hespera var. californica R. G. Swinney 2005-4-23 8222 Los Angeles San Gabriel Mtns., Glendora, 0.5 mi. north of north end of Rainbow Dr., west of and adjacent to West Bender Canyon 572 Comment
  UCR230250  Pectocarya anisocarpa Dan S. Cooper 2011-4-28 411- 1 Los Angeles San Gabriel Valley/San Gabriel Mtns. Foothills, Padua Park, off Padua Ave. near Claremont 559 Comment
  RSA0091360  Pectocarya penicillata R. G. Swinney 2011-4-1 14299 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  SEINET3084019 Image available Pectocarya penicillata A. C. Sanders, B. Pitzer, J. Lyman 1988-4-4 7777 Los Angeles Mojave Desert, near Quartz Hill in Lancaster, S of Ave. L at 37th St. West. Comment
  UC1870148  Pectocarya penicillata LeRoy Gross, Valerie Soza 2003-5-15 915 Los Angeles Transverse Ranges; Verdugo Mountains region: Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon 366 Comment
  UC1114563  Pectocarya setosa Peter H. Raven 1958-3-23 11964 Los Angeles 4.3 mi s Pearblossom (above Big Creek along rd) Comment
  RSA425310  Pedicularis semibarbata Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1677 Comment
  LA94143  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-26 1788 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Decker School Road. 304 Comment
  RSA0091776  Pellaea andromedifolia R. G. Swinney 2011-4-9 14378 Los Angeles NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  UCR272592  Pellaea andromedifolia R. G. Swinney 2011-10-27 15928 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  RSA686745  Pellaea andromedifolia May N. Ackley 1923-1 73 Los Angeles Monrovia 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
  UC812400  Pellaea mucronata var. mucronata Ira W. Clokey, B. Templeton May 1929 4537 Los Angeles Mandeville Canyon; Santa Monica Mts 450 Comment
  SFV20799  Pennisetum setaceum L. Gross, V. Soza, N. Gilbert 2000-10-18 284 Los Angeles Verdugo Mountains Chandler Fire Road above locked gat at corners of Olivia Terrace and Edmore Street in Sun Valley. 366 Comment
  UCR280773  Pennisetum setaceum R. G. Swinney 2014-5-27 16647 A 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
  UCR282589  Penstemon X parishii Dan S. Cooper 2017-6-13 617- 36 Los Angeles 25742 Mulholland Hwy, Calabasas 247 Comment
  HSC20967  Penstemon centranthifolius P. A. Munz 1959-6-8 50152 Los Angeles 0.5 mi. W of Bouquet Canyon on Spunky Divide Rd. Comment
  RSA166501  Penstemon centranthifolius W. G. Webb 1935-3-16 s.n. Los Angeles Tujunga Canyon Wash, north of Sunland 442 Comment
  RSA0091989  Penstemon grinnellii subsp. grinnellii R. G. Swinney 2011-7-7 15439 Los Angeles Colby Ranch (Camp Colby), S end of Inspiration Canyon Tr., in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  RSA408039  Penstemon grinnellii subsp. grinnellii G. R. Johnstone 1931-5-17 s.n. Los Angeles Big Rock Creek Canyon. Comment
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Jun 10 2012
  RSA702611  Penstemon grinnellii subsp. grinnellii Tim Thibault, Bryan Tutt, Dolores Gault 2004-6-18 316 Los Angeles Mt. Williamson 2090 Comment
  LA51899  Penstemon heterophyllus var. australis C. L. Hogue; 1954-5-20 sn Los Angeles Santa Monica Mountains, Mulholland Drive 457 Comment
  NY601641  Penstemon heterophyllus var. australis I. W. Clokey 05 1929 4522 Los Angeles Mandeville Canyon, Santa Monica Mountains 500 Comment
  POM50427  Penstemon labrosus L. R. Abrams 1901-7-10 1894 Los Angeles San Gabriel Mountains: Wilson's Peak Comment
  SD233365  Penstemon rostriflorus Jane Tirrell 2012-7-10 LS 98 Los Angeles Transverse Ranges: San Gabriel Mountains region: 50 m SW of junction of Pacific Crest Trail and South Mt. Hawkins Trail. 2564 Comment
  SFV6170  Penstemon spectabilis R. M. Muran 1974-4-10 60 Los Angeles Santa Monica Mountains Along Mulholland Drive around Rustic Canyon. 396 Comment
  RSA0093128  Pentagramma triangularis Richard G. Swinney 2011-3-26 14217 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 Canyon. 476 Comment
  SFV15496  Pentagramma triangularis E. J. Spencer 1992-2-14 12 Los Angeles San Gabriel Mountains Bear Canyon, east of Sand Canyon Road. Milepost 7.64. 457 Comment
  RSA687363  Pentagramma triangularis subsp. triangularis M. B. Dunkle 1939-11-24 7341 Los Angeles Canyon head, Mosquito summit, San Clemente Island. Comment
  UCSB62242  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-6-4 Los Angeles San Gabriel Mtns., Spruce Cyn. tributary of San Antonio Cyn., ca. 1/4 mi. from mouth 975 Comment
  UCSB8293  Pentagramma triangularis subsp. triangularis Wedberg, Lee 1954-4-26 Los Angeles Devil's Gate Dam, Pasadena region 243 Comment
  SBBG125056  Perideridia pringlei A. Parikh, N. Gale 2010-6-8 3264 Los Angeles E Liebre Mtns, Sierra Pelona, NW of Vincent and Soledad Pass, 3.4 km NW of State Hwy 14, under power lines 1185 Comment
  LA200255  Perityle emoryi Tom O'Donnell; sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  SBBG43801  Perityle emoryi M. R. Benedict 1971-6-25 Los Angeles Northwest Harbor Comment
  CHSC99434  Persicaria lapathifolia LeRoy Gross 2000-8-25 261 Los Angeles Big Tujunga Wash/Verdugo Mountains: Orcas Park, entered from Foothill Blvd. onto Orcas Ave. Hiked west from park heading toward Hansen Dam. Perennial river from the Tujunga Ponds, man disturbed wash. 324 Comment
  UC1260170  Phacelia austromontana Robert F. Thorne and Larry DeBuhr 1974-6-28 44746 Los Angeles Lily Springs area San Gabriel Mts., Angeles National Forest, Mt. Hawkins, S. F (on n slope of mt., drainage of creek) 2438 Comment
  UC511785  Phacelia bicolor var. bicolor Frank W. Peirson 1933-5-13 10664 Los Angeles 10 mi s Muroc Comment
  RSA0058197  Phacelia brachyloba Richard G. Swinney 2010-6-23 13355 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
  UC672386  Phacelia brachyloba Herbert L. Mason 1927-6-11 3745 Los Angeles Mt. Wilson San Gabriel Mts. 1524 Comment
  RSA714985  Phacelia cicutaria A. C. Sanders 2003-5-22 26824 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel. 171 Comment
  UCR153468  Phacelia cicutaria var. hispida A. C. Sanders, T. B. Salvato 2005-4-26 29718 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  UCR256148  Phacelia cicutaria var. hispida R. G. Swinney 2010-4-20 12310 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  UCR271594  Phacelia cicutaria var. hispida R. G. Swinney 2011-5-19 14782 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek 1073 Comment
  UCR281387  Phacelia cicutaria var. hispida R. G. Swinney 2014-5-27 16663 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
  RSA659946  Phacelia cryptantha Orlando Mistretta 1992-5-18 352 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  UCR272572  Phacelia davidsonii R. G. Swinney 2011-6-7 15070 Los Angeles San Gabriel Mountains, Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1585 Comment
  CHSC95798  Phacelia distans LeRoy Gross 2005-5-3 2195 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
  RSA0087878  Phacelia distans R. G. Swinney 2010-3-13 11872 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  UCD120416  Phacelia distans Daryl Koutnik 1978-6-3 522 Los Angeles Dry Canyon-Cold Creek Road between Mulholland Hwy and Old Topanga Canyon Road. 304 Comment
  UCR281169  Phacelia distans R. G. Swinney 2014-5-7 16426 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  UCR95446  Phacelia distans L. C. Wheeler 1967-5-12 9489 Los Angeles San Gabriel Mtns., Ravine south of summit 4174, east of Vincent 1250 Comment
  RSA0034412  Phacelia distans C. F. Baker 1904-4-20 4724 Los Angeles Claremont. Comment
  RSA426193  Phacelia distans Wm. Martin 1972-5-12 s.n. Los Angeles Gold Creek, Little Tujunga. Comment
  RSA426199  Phacelia distans Richard Kirtland 1928-3-28 14749 Los Angeles Palos Verdes Hills. Comment
  RSA426204  Phacelia distans Richard C. Barkelew 1929-4-7 s.n. Los Angeles Nichols Canyon Comment
  RSA587038  Phacelia egena Orlando Mistretta 1995-5-10 1698 C Los Angeles San Gabriel Mountains, Bare Mountain Canyon, West Fork, 1540 Comment
  UCR177459  Phacelia fremontii LeRoy Gross 2005-4-28 2139 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  UCR222845  Phacelia fremontii R. G. Swinney 2009-4-28 10559 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  JEPS57320  Phacelia grandiflora L. R. Heckard 1968-5-12 1860 Los Angeles Santa Monica Mountains, Saddle Peak Road near its junction with Schueren Road Santa Monica Mountains 731 Comment
  CDA40371  Phacelia grandiflora T. C. Fuller & T. Suzuki 1958-5-9 s.n. Los Angeles Millard Canyon, Chaney Trail above Altadena. 0 Comment
  RSA29721  Phacelia grandiflora Louis C. Wheeler 1932-5-25 761 Los Angeles Santa Monica Mountains: Sepulveda Canyon. 244 Comment
  RSA762287  Phacelia grandiflora Orlando Mistretta, Christine Mistretta 2008-5-5 2646 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 11, Impact Area 17 per TRTP Survey 2008), in the vicinity of Millard Canyon. 627 Comment
  RSA529176  Phacelia imbricata subsp. patula Tim S. Ross 1991-7-24 5595 Los Angeles Granite Mountain vicinity: near intersection of Pacifico Mountain Road x Roundtop Truck Road. 1902 Comment
  JEPS1188  Phacelia minor F. W. Peirson 1918-6-4 162 Los Angeles foothills e Rubio Canyon; San Gabriel Mountains 609 Comment
  RSA612173  Phacelia minor Anna Christensen 1997-3-11 2 Los Angeles E Los Angeles County, Claremont, Bernard Biological Field Station (Claremont Colleges) NW corner of Mills Ave and Foothill blvd, 35 yards from E fence in N panhandle region. 412 Comment
  UC24495  Phacelia minor H. P. Chandler 1897-3-22 Los Angeles Claremont 365 Comment
  UC537211  Phacelia minor M. E. Jones 1934-3-24 Los Angeles n Claremont; Webb School 487 Comment
  UC1375406  Phacelia mohavensis Robert F. Thorne 1969-7-2 38307 Los Angeles se-facing slope along Angeles Crest Hwy 3.2 mi wsw Cloudburst Summit; San Gabriel Mts. Angeles National Forest Comment
  UCR192596  Phacelia tanacetifolia A. C. Sanders 2008-4-10 34835 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  CAS-BOT-BC259054  Phalaris lemmonii LeRoy Abrams 1903-4-9 3234 Los Angeles Inglewood Comment
  RSA467446  Phleum pratense Anonymous s.n. Los Angeles Railroad [no additional locality data provided] Comment
  UC56875  Pholistoma auritum W. A. Setchell 1901-3-13 Los Angeles Los Angeles, Elysian Park Comment
  UC881292  Pholistoma auritum I. Johnston 1917-3-29 1249 Los Angeles above Claremont Claremont Comment
  LA81942  Pholistoma auritum var. auritum O. H. Kappler; 1944-4-2 574 Los Angeles Santa Monica Mountains, Las Flores-Cold Creek Road 548 Comment
  RSA752275  Pholistoma auritum var. auritum Justin M. Wood 2009-4-22 522 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  POM155734  Pholistoma racemosum M. B. Dunkle 1928-4-10 1824 Los Angeles Johnson s Cayon. 274 Comment
  RSA608348  Phoradendron macrophyllum subsp. macrophyllum Louis C. Wheeler 1930-3-22 s.n. Los Angeles Santa Monica Mountains: Mandeville Canyon Comment
  RSA585948  Phoradendron villosum Tim S. Ross, Steve D. Boyd 1990-5-23 2625 Los Angeles San Gabriel Mountains, Mt. Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), near the headwaters of Mill Canyon and Moody Canyon 1646 Comment
  POM118946  Phyllospadix scouleri Marcus E. Jones 1884-8-22 s.n. Los Angeles Santa Monica. Comment
  UC924381  Phyllospadix torreyi E. Yale Dawson 1948-11-30 5637 Los Angeles Long Point Santa Catalina Island (shore) Comment
  UCR205740  Physalis philadelphica A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36988 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
  POM308083  Pinus coulteri Henry J. Ramsey, Henry J. Ramsey 1940-10-13 2914 Los Angeles San Gabriel Mountains. Angeles Crest Hwy. 1524 Comment
  SD239482  Pinus halepensis Sandra Murcia s.n., Gregg Miller 2006-3-10 Los Angeles South Coast: Palos Verdes Peninsula, NW corner of the intersection of Crestridge Road and Crenshaw Boulevard in the city of Rancho Palos Verdes (Torrance 7.5'Q) 305 Comment
  CAS-BOT-BC73159  Pinus jeffreyi Saichi Kawahara 1968-4-9 141 Los Angeles Highway 2, 5 miles east of junction with Highway 39, Angeles National Forest. 2148 Comment
  UCR256141  Pinus jeffreyi R. G. Swinney 2010-9-7 13717 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA585772  Pinus lambertiana Orlando Mistretta 1995-7-11 1884 Los Angeles Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  RSA777522  Pinus monophylla R. G. Swinney 2009-5-20 10854 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  SBBG127001  Piperia elongata A. Parikh, N. Gale 2011-7-20 3571 Los Angeles W Fork San Gabriel River, 6.7 km W of St Hwy 39; San Gabriel Mtns 608 Comment
  RSA534150  Piptatherum miliaceum Timothy S. Ross, O. Mistretta, M. Hammit 1991-5-17 5049 Los Angeles San Clemente Island: 650 ft. SE of air terminal (New airfield, N end of island). 64 Comment
  UCR261544  Pittosporum undulatum R. G. Swinney 2010-2-27 11708 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  UCR208987  Pityrogramma triangularis var. viscosa F. R. Fosberg 1931-3-20 R- 77 Los Angeles Channel Islands, Hamilton Canyon, Santa Catalina Island 25 Comment
  UCR222737  Plagiobothrys arizonicus R. G. Swinney 2009-5-12 10713 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, 0.3 mi. SE of junction of Alimony Ridge and Alimony Ridge Rd. 1253 Comment
  RSA595331  Plagiobothrys arizonicus L. C. Wheeler 1967-5-8 9340 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  SEINET12275842  Plagiobothrys californicus I. Tavares, Brinson, V. 1962-1 262 Los Angeles Bouquet (Boquet) Canyon Road, 3 mi S of Boquet Canyon Guard Station Comment
  LA103428  Plagiobothrys canescens Barry A. Prigge; 1986-3-20 6954 Los Angeles Santa Monica Mountains, Medea Creek, just N of Paramount Ranch State Park 231 Comment
  POM72576  Plagiobothrys canescens Marcus E. Jones 1882-5-1 s.n. Los Angeles Los Angeles. Comment
  SBBG131651  Plagiobothrys canescens var. catalinensis S. A. Junak 1999-5-8 SCa 913 Los Angeles Fern Cyn, Cottonwood Cyn watershed, where fenceline crosses cyn 134 Comment
  RSA0119944  Plagiobothrys jonesii R. G. Swinney 2014-4-23 16180 Los Angeles San Gabriel Mountains: east of Valyermo, Holcomb Ridge, 0.18-032 miles north of Bob's Gap Rd. 1.04 air-miles west of Bob's Gap. 1268 Comment
  SEINET3152909  Plagiobothrys nothofulvus G. B. Grant 1904-5-5 995 Los Angeles Altadena Comment
  CATA1212  Plantago coronopus Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-15 2268 Los Angeles Santa Catalina Island: Cottonwood Canyon 33 Comment
  POM243771  Plantago erecta F. R. Fosberg 1931-4-10 S- 4548 Los Angeles Avalon Canyon, Santa Catalina Island. 120 Comment
  RSA721303  Plantago erecta R. G. Swinney 1998-4-11 5935 Los Angeles San Gabriel Mts. Claremont, 0.5-1 mi NE of Padua Hills Restaurant, which is on Padua Dr. 768 Comment
  UC888391  Plantago erecta F. R. Fosberg 1931-3-26 S 4548 Los Angeles Avalon Cnayon Santa Catalina Island 120 Comment
  UCR164575  Plantago erecta Scott D. White 1995-3-15 2555 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
  RSA0092861  Plantago erecta Steven A. Junak, Mark Hoefs, Sara L. Crockett 1997-3-27 SCa- 354 Los Angeles Santa Catalina Island: Upper part of Cape Canyon drainage, ca. 0.65 miles SW of Black Jack Peak. 396 Comment
  CDA6626  Plantago lanceolata Phillipson 1915-7-9 Los Angeles Monrovia. Comment
  SBBG105346  Plantago ovata var. insularis H. L. Ferguson 1980-4-16 131 Los Angeles Westshore Reservoir near Montago skeet range, S of sand dunes area Comment
  RSA589056  Plantago patagonica Orlando Mistretta 1994-6-6 1317 Los Angeles San Gabriel Mountains, Little Rock Creek: Slopes on E side of canyon S of junction of Forest Service roads 4N15 and 5N04.3. 1280 Comment
  SEINET3892861  Platanthera sparsiflora R. G. Swinney 1998-7-14 6415 Los Angeles San Gabriel Mtns.: Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi south of Camp Lupine (Mount San Antonio 7.5' Q.:).; 0 2195 Comment
  RSA229109  Platanthera sparsiflora Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38893 Los Angeles San Gabriel Mountains, Angeles National Forest: near Lodgepole Picnic area, at headwaters of Dorr Canyon, N slope of Throop Peak, above Angeles Crest Highway, 1.2 mile SE of Dawson Saddle 2332 Comment
  RSA762362  Platanus racemosa R. G. Swinney 2009-3-11 10084 Los Angeles San Gabriel Mtns. Foothills Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  RSA771585  Platystemon californicus R. G. Swinney 2009-5-5 10650 Los Angeles Carr Canyon, 0.6 mi. southeast of Mt. Emma Rd. crossing. 963 Comment
  RSA592263  Platystemon californicus Louis C. Wheeler 1967-5-12 9484 Los Angeles San Gabriel Mountains. Between summits 4174 and 4183, east of Vincent. 1250 Comment
  CDA34950  Plecostachys serpyllifolia R. E. Riefner Jr. 2009-6-9 09 -113 Los Angeles Malibu; ca. 0.25 mi west of La Piedra State Beach. Comment
  SEINET13384064 Image available Poa bulbosa subsp. vivipara R. G. Swinney 2011-1 15308 Los Angeles Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  SEINET10659371  Poa scabrella F. R. Fosberg, Joseph A. Ewan 1931-8-13 Fosberg 4892 Los Angeles Gravelly trailside soil, Islip trail near Islip-Hawkins divide. 2286 Comment
  CAS-BOT-BC237685  Poa secunda Timothy S. Ross; Steve Boyd 1994-5-11 7769 Los Angeles Liebre Mountains. central summit area, ca. 1750 m WSW of Bear Gulch Camp 1732 Comment
  RSA484249  Poa secunda George R. Johnstone 1926-4-24 s.n. Los Angeles Shoemaker Canyon Comment
  RSA586348  Poa secunda Orlando Mistretta 1995-3-17 1551 Los Angeles Slopes southwest of Little Rock reservoir. On Emma section of Little Rock Creek Management Unit. 1219 Comment
  UCR178950  Poa secunda R. G. Swinney 1989-8-23 s.n. Los Angeles San Gabriel Mtns., above Glendora, Bluebird Motorway near Sycamore Flat 854 Comment
  CAS-BOT-BC236216  Poa secunda subsp. secunda Timothy S. Ross; Steve Boyd 1991-4-25 4569 Los Angeles San Gabriel Mountains: southerly ridge ca 2000 feet SW of Dow Flat, draining to the lower E Fork of the San Gabriel River 731 Comment
  RSA92316  Poa secunda var. secunda F. W. Peirson 1923-5-26 3525 Los Angeles Rock Creek, norht slope of San Gabriel Mountains 1646 Comment
  SEINET11932266  Polycarpon tetraphyllum Unknown 1965-1 700 Los Angeles McCaskill Gardens, 25 South Michillinda Avenue, Pasadena Comment
  RSA762728  Polygonum aviculare R. G. Swinney 2008-12-4 9941 Los Angeles Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  UCR146417  Polygonum lapathifolium Sandra L. Leatherman, Brian Daniels 1998-10-27 54 Los Angeles Transverse Ranges; Liebre Mtns, Bouquet Canyon: adjacent to Bouquet Canyon Road, south of Vasquez Canyon Road and north of Esguerra Road 488 Comment
  POM12154  Polypodium californicum P. A. Munz 1920-3-17 3352 Los Angeles Lone Hill, San Dimas. 305 Comment
  POM12523  Polypodium californicum E. S. Spalding 1921-3-28 122 Los Angeles San Dimas Canyon Comment
  RSA689900  Polypodium californicum T. S. Clare 1930-3-2 s.n. Los Angeles Oak Wilde, Arroyo Seco, Los Angeles Co, CA Comment
  UCR270475  Polypodium californicum R. G. Swinney 2011-11-1 15936 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
  UCSB62381  Polypodium californicum Kendall, M. 1921-3-21 Los Angeles Lone Hill, San Dimas Comment
  UCSB62388  Polypodium californicum Kendall, M. 1921-2-13 Los Angeles Palmer's Canon Comment
  RSA251460  Polypodium californicum R. F. Thorne 1973-4-11 42831 Los Angeles San Clemente Island: upper part of Norton Canyon. 274 Comment
  RSA431143  Polypodium californicum Lyman Benson 1945-1-20 11589 Los Angeles Upper end of upper reservoir, San Gabriel River Canyon. San Gabriel Mountains, Pacific Slope drainage. 427 Comment
  SD47442  Polypodium californicum Ira L. Wiggins 1949-2-22 Los Angeles San Clemenete Island, steep hillside near northeast end 36 Comment
  UCSB62497  Polypodium californicum Kiefer, Lawrence 1966-6-4 Los Angeles San Gabriel Mtns., N of Claremont, Plamer Canyon , ca. 0.25mi N of the end of the road 701 Comment
  UCSB8302  Polypodium californicum Jacobson, A. 1959-3-28 Los Angeles Topanga Canyon, 10 mi inland from Hwy 101. Comment
  SEINET3860413  Polypogon monspeliensis R. G. Swinney 2009-4-17 10392 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Azusa, San Gabriel Canyon wash, 0.1-0.5 mil. west of San Gabriel River Bike path parking lost, at Azusa Canyon Rd. ca 0.6 mi. north of Sierra Madre Ave.; 0 213 Comment
  RSA599119  Polypogon viridis V. W. Steinmann 1996-4-7 825 Los Angeles San Gabriel Mountains. Along Mt. Baldy Road, 2.5 kilometers (by road) south of Baldy Village. 1100 Comment
  UCR208038  Polystichum imbricans Geo. L. Moxley 1915-7-19 383 Los Angeles San Gabriel Mtns., Arroyo Seco Canyon Comment
  RSA702912  Polystichum imbricans subsp. curtum Scott D. White, Michael Honer 2004-6-30 10537 Los Angeles Mt. Baldy (town). West fork of San Antonio Creek within and just above uppermost residential neighborhood. 1341 Comment
  POM307020  Polystichum imbricans subsp. imbricans Henry J. Ramsey, Henry J. Ramsey 1937-7-18 1903 Los Angeles Altadena, San Gabriel Mts., Soldier's Creek. Comment
  POM243778  Populus X parryi F. R. Fosberg 1931-5-16 S 4883 Los Angeles Santa Catalina Island. Coach Road bridge, Cottonwood Canyon. 50 Comment
  RSA605822  Populus balsamifera subsp. trichocarpa Louis C. Wheeler 1966-10-27 9105 Los Angeles San Gabriel Mountains: East Fork San Gabriel River, just above Cattle Canyon. Comment
  SD252228  Potamogeton Steven A. Junak 1999-9-10 Sca 1092 Los Angeles Santa Catalina Island. NW end of lower reservoir, Bulrush Canyon. 305 Comment
  UCD138246  Potamogeton crispus Mike Grayum; Daryl Koutnik 1977-11-7 844 Los Angeles where Crags Road crosses Malibu Creek, at confluence of Las Virgenes Creek Century Ranch, Santa Monica Mountains. 152 Comment
  RSA601918  Potamogeton foliosus L. C. Wheeler 1945-8-15 6089 Los Angeles El Monte: Lake Shangri-La. Comment
  UCR204021  Potentilla glandulosa R. G. Swinney 2001-9-15 8145 Los Angeles San Gabriel Mountains, Windy Spring, c. 0.3 mi northwest of Little Jimmy Campground on Pacific Crest Trail 2256 Comment
  RSA656267  Prunus ilicifolia Steve Archer 1977-4-6 19 Los Angeles Verdugo Mountains: Two tenths of a mile north of Shields Avenue on Briggs Road, La Crescenta. 488 Comment
  SBBG13251  Prunus ilicifolia subsp. lyonii M. A. Piehl 1962-6-10 62402 Los Angeles cyn E of Thirst 304 Comment
  SD48944  Prunus ilicifolia subsp. lyonii Reid Moran 1958-9-16 6844 Los Angeles 2 miles SE of Eel Point, San Clemente Island, canyonside 149 Comment
  RSA534015  Prunus lyonii Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5278 Los Angeles San Clemente Island: Westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest (1336') marker, 1800ft SE of Malo Knoll (1396') 305 Comment
  CAS-BOT-BC154775  Prunus virginiana var. demissa Timothy S. Ross 1994-4-28 7568 Los Angeles Grass Mountain: Northeast summit (ca 4560 ft) 1386 Comment
  RSA233558  Prunus virginiana var. demissa Robert F. Thorne, C. W. Tilforth 1972-6-29 42099 Los Angeles Angeles National Forest: WNW end of Jackson Lake (sag-pond on San Andreas Fault), c. 1 1/2 mile WNW of Big Pines 1909 Comment
  POM40451  Pseudognaphalium biolettii Marcus E. Jones 1882-3-2 s.n. Los Angeles Pasadena Comment
  SBBG131716  Pseudognaphalium biolettii S. A. Junak 1999-5-22 SCa 1003 Los Angeles end of Goat Harbor, W fork of cyn 54 Comment
  SBBG42163  Pseudognaphalium biolettii R. Moran 1941-2-19 595 Los Angeles Middle Ranch 181 Comment
  UC29433  Pseudognaphalium biolettii J. H. Barber 1907-3-16 69 Los Angeles Santa Monica Expt Station Southern California Comment
  UCD135042  Pseudognaphalium biolettii Scott Horiuchi; Kelly Robinson 1996-4-28 32 Los Angeles Temescal Canyon, 1 mile along the Temescal Ridge Trail. Comment
  UCR216751  Pseudognaphalium biolettii R. G. Swinney 2009-2-20 10012 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  UCR258911  Pseudognaphalium biolettii R. G. Swinney 2010-4-23 12352 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  JEPS26549  Pseudognaphalium biolettii Peter Kamb 1948-3-6 796 Los Angeles s crest of the San Rafael Hills 457 Comment
  UCSB43767  Pseudognaphalium biolettii Nakashima, L. 1982-4-18 Los Angeles 1.8 miles south of Catalina airfield in Cottonwood Canyon on Santa Catalina Island 411 Comment
  CAS-BOT-BC356704  Pseudognaphalium californicum Herman Knoche 1919-6-24 Series A, No. 881 Los Angeles Catalina Island Comment
  UCR270986  Pseudognaphalium californicum R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14324 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  RSA0036278  Pseudognaphalium californicum Bill Duval s.n. Los Angeles Montrose Comment
  RSA92379  Psilocarphus tenellus F. W. Peirson 1918-5-5 1303 Los Angeles Brents on the Malibu, Santa Monica Mountains. Comment
  UCR207974  Pteridium aquilinum var. pubescens F. R. Fosberg 1931-5-7 S 4834 Los Angeles Channel Islands, Santa Catalina Island; Cottonwood Canyon, right/south fork 250 Comment
  HSC89836  Pteris tremula L. L. Kiefer 1967-4-15 3277 Los Angeles San Gabriel Mountains, Monrovia Canyon, c. 1/8 mi above the falls. 579 Comment
  PASA1500  Pterostegia drymarioides Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA191021  Pterostegia drymarioides James Henrickson 1963-5-5 32319 Los Angeles Cobal Canyon, foothills of San Gabriel Mts., ca. 4 miles N of Claremont 518 Comment
  SBBG98416  Pterostegia drymarioides T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5276 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 304 Comment
  UCR259749  Pterostegia drymarioides R. G. Swinney 2010-4-28 12387 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  RSA460728  Punica granatum Claire Kibbe 1936-07 19980 Los Angeles Hollywood Cemetary. Comment
  SEINET6054211  Purshia tridentata Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA0080459  Pyrola dentata Anstruther Davidson 1906-6-8 1502 Los Angeles Big Rock Creek. 1982 Comment
  UC1922336  Pyrus communis Gary Kovnat with LeRoy Gross 2004-4-25 51 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  CAS-BOT-BC104391  Quercus X macdonaldii Chas. E. Miller 1917-9-1 s.n. Los Angeles Santa Cruz Island Comment
  UC848129  Quercus X macdonaldii Ezra C. Knopf 351 Los Angeles Santa Catalina Island Comment
  UCR212762  Quercus agrifolia var. agrifolia Ellen Mackey, Blake Whittington 2006-10-24 1825 Los Angeles Transverse Range; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel R. main stem across from Morris Dam, between San Gabriel Canyon Road (Hwy 39) and Silver Fish Truck Trail 402 Comment
  RSA138240  Quercus berberidifolia Peter H. Raven 1959-3-8 13838 Los Angeles Mulholland Dr., 5 miles west of Topanga Canyon 366 Comment
  RSA655363  Quercus berberidifolia LeRoy Gross 2000-11-4 315 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way,east off La Tuna Canyon Road, Sun Valley. 366 Comment
  RSA724504  Quercus berberidifolia K. Dobry 1991-3-23 d- 123 Los Angeles 415 Stunt Rd. Santa Monica Mts. Upper Cold Creek Cyn Comment
  CAS-BOT-BC62574  Quercus chrysolepis Grimmell 1908-10-8 s.n. Los Angeles Switzer Camp. San Gabriel Mts. 914 Comment
  SBBG117222  Quercus chrysolepis R. G. Myatt 1970-9-16 570 Los Angeles Baldy Mtn Rd, at wash next to powerhouse, near Los Angeles county line, N of Pomona 1380 Comment
  UC338549  Quercus chrysolepis J. G. Lemmon 1891-7-18 Los Angeles near Pomona; San Antonio Canyon Comment
  UCR187115  Quercus douglasii A. C. Sanders 2006-5-16 32365 Los Angeles Transverse Range; Liebre Mtns. Region, south of Hwy 138, 1.5 mi. ESE of Quail Lake in the San Andreas Rift Zone, NE of the Old Ridge Route 1037 Comment
  UC847967  Quercus dumosa Marcus E. Jones, A. M. 1882-2-27 3034 Los Angeles Pasadena Comment
  RSA0043204  Quercus dumosa Tim S. Ross 1991-9-2 5918 Los Angeles Santa Monica Mountains; near Mulholland Hwy at Yerba Buena Rd. 503 Comment
  POM20902  Quercus durata var. gabrielensis Fordyce Grinnell Jr. 1917-9-23 s.n. Los Angeles Negro Canyon near Pasadena; San Gabriel Mts. Comment
  RSA476604  Quercus durata var. gabrielensis I. M. Johnston 1930-9-7 s.n. Los Angeles Mt. Wilson Trail 762 Comment
  RSA752580  Quercus durata var. gabrielensis Justin M. Wood 2009-6-8 860 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  RSA611103  Quercus engelmannii Louis C. Wheeler 1936-1-19 4070 Los Angeles South slope San Gabriel Mountains, just above Pottinger Sanitarium. 305 Comment
  UC457239  Quercus kelloggii Carl Epling, Nesta Dunn, and Alice Goen 1931-5-16 Los Angeles Big Pines Camp San Gabriel Mts. Comment
  CAS-BOT-BC61548  Quercus lobata M. Smith 1974-8-14 512 Los Angeles Castaic Comment
  RSA592269  Quercus lobata Louis C. Wheeler 1967-5-8 9356 Los Angeles San Gabriel Mountains [Liebre Mtns]; Northeast foothills. 412 Comment
  UCR281779  Quercus pacifica Mitch Provance, Scott Duff 2017-6-29 617- 66 Los Angeles Catalina Island, Middle Canyon, SCE corridor, vicinity of Middle Ranch Rd., ENE of Thompson Dam 188 Comment
  SBBG13258  Quercus tomentella M. A. Piehl, F. Eisler 1962-6-10 62407 Los Angeles E of Thirst 243 Comment
  RSA779215  Quercus wislizeni R. G. Swinney 2009-6-8 11067 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UC1135836  Quercus wislizeni A. Lewis Feb 1934 267 Los Angeles Kings Canyon Elizabeth Lake Quad. 975 Comment
  IRVC29101  Rafinesquia californica A. C. Sanders 2003-6-20 26996 Los Angeles "Off-haul Canyon" between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and ca. 1 km NNW of Mayo Spur, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 305 Comment
  CAS-BOT-BC379002  Ranunculus aquatilis var. diffusus Willis L. Jepson 1896-3-11 s.n. Los Angeles Claremont Comment
  SBBG18364  Ranunculus cymbalaria M. A. Piehl 1963-8-8 63829 Los Angeles NW of Big Pine Rec Area Comment
  LA200795  Ranunculus hebecarpus Carl Epling; March 1925 6041 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA400000  Ranunculus hebecarpus I. W. Clokey 1929-4-27 s.n. Los Angeles Mandeville Canyon. 200 Comment
  SBBG28533  Ranunculus hebecarpus L. C. Wheeler 1934-3-24 2467 Los Angeles Live Oak Cyn 472 Comment
  SEINET3161113  Ranunculus hebecarpus G. B. Grant 1110 Los Angeles Pasadena Comment
  POM301  Ranunculus hebecarpus P. A. Munz 1918-4-30 2091 Los Angeles Hills south of Pomona. 366 Comment
  CAS-BOT-BC74283  Raphanus sativus A. H. Gallup 1949-3-17 s.n. Los Angeles Near north-central portion of the property, LASCA. Comment
  POM293233  Raphanus sativus Lyman Benson 1948-3-27 12857 Los Angeles Claremont. 366 Comment
  SFV18442  Raphanus sativus C. Ferguson 1974-5-13 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area. Parking area. Comment
  RSA399210  Reseda alba Anstruther Davidson 1920-03 3368 Los Angeles Foot of St. Susanna Pass Comment
  RSA390181  Rhamnus californica subsp. californica E. S. Spalding 1923-5-2 s.n. Los Angeles Fish Canyon, near Monrovia, [San Gabriel Mountains]. Comment
  RSA0080781  Rhamnus crocea R. G. Swinney 2010-4-15 12247 Los Angeles Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary. 415 Comment
  CAS-BOT-BC56000  Rhamnus ilicifolia A. D. E. Elmer 1902-6-1 3649 Los Angeles Saugus Comment
  LA52146  Rhamnus ilicifolia Carl Epling; L. Ellison 1930-3-15 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  OBI6105  Rhamnus ilicifolia Carl B. Wolf 1928-5-11 2179 Los Angeles On Newhall Grade, just above the place where the Los Angeles Aqueduct crosses hwy Comment
  RSA535558  Rhamnus ilicifolia Tim S. Ross 1991-9-2 5921 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road; Triunfo Pass. 488 Comment
  UC592731  Rhamnus ilicifolia Carl B. Wolf 1928-5-11 2178 Los Angeles just above where the Los Angeles Aqueduct crosses the highway on Newhall Grade Comment
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Dec 13 2015
  CAS-BOT-BC59789  Rhamnus pirifolia Geo. B. Grant 1906-9-1 s.n. Los Angeles Santa Catalina Island, off southern Ca. Comment
  RSA725592  Rhamnus pirifolia Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 412 Los Angeles Santa Catalina Island. Boushay Canyon below Silver Peak Road. 356 Comment
  SD69634  Rhamnus pirifolia Rober F. Thorne, P. Everett 1965-5-10 34474 Los Angeles Near Echo Lake, Santa Catalina Island 427 Comment
  CAS-BOT-BC200705  Rhus aromatica Alice Eastwood 1919-5-29 8953 Los Angeles San Gabriel Canyon Comment
  RSA386494  Rhus integrifolia Gary D. Wallace 1978-2-12 1583 Los Angeles Palos Verdes Peninsula: N of Portuguese Bend at the end of Forrestall Drive. Comment
  RSA710278  Rhus integrifolia A. C. Sanders, Lee Jones 2005-4-8 29356 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  UCR258579  Rhus integrifolia R. G. Swinney 2010-4-23 12365 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  RSA612199  Rhus ovata Bill Campbell 1932-3-19 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  SD253353  Rhus ovata R. G. Swinney 2011-10-27 15924 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters E (downstream) of entrance gat to Cogswell Dam, between FS Rd 2N25 and the stream (Azusa 7.5'Q) 648 Comment
  SFV20797  Rhus ovata L. Gross, V. Soza, N. Gilbert 2000-10-18 282 Los Angeles Verdugo Mountains Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet. A short walking distance from road in a northwest facing draw, east of saddle near above coordinates. 610 Comment
  RSA754237  Rhus trilobata Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1760 Los Angeles Turnbull Canyon, Turnbull Canyon Road 349 Comment
  UCD102112  Ribes aureum var. gracillimum Geoffrey Levin 1974-3-29 4 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. Santa Ana River, Pacific Slope drainage area. Alluvial fan of Mt. San Antonio (San Gabriel Mountains.) Comment
  CAS-BOT-BC93089  Ribes californicum var. hesperium Ernest Braunton 1903-1-15 766 Los Angeles Glendora. Comment
  POM156178  Ribes californicum var. hesperium L. R. Abrams 1902-3-11 3119 Los Angeles Sepulveda Canyon, Santa Monica Mts. Comment
  RSA476450  Ribes californicum var. hesperium Unspecified 1920-06 s.n. Los Angeles Santa Monica Range, Canyon of low Mts. Comment
  RSA603038  Ribes californicum var. hesperium Louis C. Wheeler 1967-6-26 9893 Los Angeles San Gabriel Mountains : Elsmere Canyon, south central. At the forks of the canyon, just north of the section line. 488 Comment
  SBBG119308  Ribes californicum var. hesperium V. Soza, K. Hughes 1999-6-17 568 Los Angeles upper Winter Crk Trail; T1N R11W NW/4, NW/4 S3 792 Comment
  POM92201  Ribes californicum var. hesperium George B. Grant 1906-2-21 s.n. Los Angeles Santa Anita Canyon. 762 Comment
  RSA0106825  Ribes cereum var. cereum R. G. Swinney 2011-7-29 15568 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  RSA776523  Ribes cereum var. cereum Jane Tirrell, Graham Bothwell 2011-6-10 LS- 10 Los Angeles North side of Highway 2 on west bank above Big Rock Creek darinage. 2334 Comment
  CAS-BOT-BC108878  Ribes divaricatum var. parishii Dr. A. Davidson 1891-1-1 s.n. Los Angeles At El Monte. Comment
  RSA0025047  Ribes indecorum Valerie L. Soza 1997-4-11 39 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Boulevard. East of School of Theology, east of cluster of pines. 412 Comment
  SD237464  Ribes indecorum R. G. Swinney, Jane Strong 2009-4-7 10305 Los Angeles Transverse Range; San Gabriel Mountains Foothills: San Antonio Canyon, 2.4 miles N of Shinn Road (Mt Baldy 7.5'Q) 1073 Comment
  LA205480  Ribes malvaceum O. A. Plunkett; 1926-3-6 sn Los Angeles San Gabriel Mountains, Santa Anita Canyon Comment
  RSA764951  Ribes malvaceum Doris Bowers 1957-11 334 .1 Los Angeles Upper Millard's Canyon, trail to Echo Mt. 610 Comment
  SFV6228  Ribes malvaceum R. M. Muran 1974-2-2 4 Los Angeles Santa Monica Mountains About 2 miles south of Mulholland Drive in Mandeville Canyon. 427 Comment
  UCR98926  Ribes malvaceum T. S. Ross, Peter Fritsch 1990-6-20 3646 Los Angeles San Gabriel Mtns., Rincon-Red Box Rd (2N24) 2.6 mi below Pine Mtn Jct; 80 deg. ENE, c. 1720 m distant from Pine Mtn 1032 Comment
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Sep 24 2014
  RSA396477  Ribes malvaceum var. viridifolium Steve Boyd, A. Listen, Walter Wisura 1987-4-30 4146 Los Angeles 8.6 miles from Rincon Forest Station along Rincon-Red Box forest rd. Comment
  RSA441486  Ribes malvaceum var. viridifolium E. Crow 1929-1-13 146 Los Angeles San Dimas Canyon. Comment
  UC55340 Image available Ribes malvaceum var. viridifolium J. H. Barber 1897-1-6 5 Los Angeles Santa Monica Forestry Station Comment
  RSA0046853  Ribes malvaceum var. viridifolium T Newton, W. B. McDougall 1929-3-15 s.n. Los Angeles New Newhall, Townsend Canyon. Comment
  CAS-BOT-BC219295  Ribes nevadense Tim Ross 1990-8-17 3168 Los Angeles San Gabriel Mountains, S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine, Mount San Antonio 2121 Comment
  UCR277177  Ribes nevadense R. G. Swinney 2010-9-30 13947 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  SEINET12221491  Ribes parishii C. H. Johnson, Wyckoff, S. N. 1921-2-19 98 Los Angeles El Monte Comment
  CAS-BOT-BC144442  Ribes speciosum Ernest Braunton 1902-5-27 362 Los Angeles Sherman Comment
  CAS-BOT-BC168660  Ribes speciosum Louis C. Wheeler 1932-1-10 436 Los Angeles Puddingstone Dam 304 Comment
  CAS-BOT-BC168665  Ribes speciosum LeRoy Abrams 1899-3-1 249 Los Angeles Santa Monica Mountains Comment
  SD90243  Ribes speciosum Benjamin C. Stone 1952-3-22 7 Los Angeles Blanchard Park, Claremont. 334 Comment
  UCR212801  Ribes speciosum Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1750 Los Angeles Peninsular Ranges; Chino-Puente Hills, San Gabriel River Watershed, Turnbull Canyon, Turnbull Canyon Road 348 Comment
  SBBG41340  Ribes viburnifolium M. R. Benedict 1970-6-29 Los Angeles N side of west end, near Lorenzo Pt Comment
  RSA0060882  Ricinus communis R. G. Swinney 2010-8-16 13563 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA602377  Ricinus communis L. C. Wheeler 1945-8-16 6093 Los Angeles Whittier: San Jose Creek at Workman Mill Road. Comment
  RSA612179  Ricinus communis D. Zygielbaum 1997-4-10 12 Los Angeles Claremont. NW corner of Mills Ave. and Foothill Blvd. 412 Comment
  UC1922655  Ricinus communis Valerie Soza, L. Lubinsky 2001-5-16 1230 Los Angeles Transverse Ranges; Verdugo Mountains region; Northern San Rafael Hills, Edison Fire Road to Forest Hill Drive 427 Comment
  UC1922892  Robinia pseudoacacia Valerie Soza, Leland Lubinsky 2001-5-16 1232 Los Angeles Transverse Ranges; Verdugo Mountains region; Drainage off Whiting Woods Mtwy, ridge north of Henderson Canyon. 549 Comment
  HSC101375  Rorippa curvisiliqua R. G. Swinney 2008-10-20 9654 Los Angeles San Gabriel Mtns.: San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  SBBG120051  Rorippa curvisiliqua A. C. Sanders 2003-5-26 25860 Los Angeles long abandoned gravel pit on boundary between Irwindale and Azusa, E of Irwindale Ave, S of Foothill Blvd, N edge of 210 Freeway, E of San Gabriel River channel 159 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
  POM155775  Rosa californica M. B. Dunkle 1928-7-10 1991 Los Angeles Middle Ranch Gorge 30 Comment
  RSA587031  Rosa californica Orlando Mistretta 1994-6-15 1353 A Los Angeles San Gabriel Mountains, Santiago Canyon. Side drainage entering Santiago Canyon from W, ca. 3 miles S of confluence of Santiago Creek and Little Rock Creek. 1280 Comment
  UCR126618  Rosa californica A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27139 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  UCR210093  Rosa californica R. G. Swinney 2008-10-16 9616 Los Angeles San Gabriel Mtns., Big Pine Meadow 2061 Comment
  RSA342505  Rosa woodsii subsp. gratissima Robert F. Thorne, M. Z. Thorne 1969-7-9 38586 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines. 2073 Comment
  RSA594755  Rosmarinus officinalis Tim S. Ross 1995-4-7 8358 Los Angeles Templin Highway ca. 100-250 ft NE of its inter- section with the Old Ridge Route (near the headwaters of Violin Canyon). 866 Comment
  RSA506209  Rubus discolor Louis C. Wheeler 1967-7-18 10110 Los Angeles San Gabriel Mountains, Angeles National Forest: Gold Creek off Little Tujunga Canyon. 549 Comment
  UCR150868  Rubus discolor R. G. Swinney, Dave Larson 1999-5-15 7177 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  LA52076  Rubus ursinus A. M. Johnson; 1927-11-11 43 a Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA600918  Rubus ursinus Louis C. Wheeler 1968-3-21 s.n. Los Angeles Foothills of San Gabriel Mountains: West Debris Basin, Brown School for Girls. [added later:] NW of Glendora. 412 Comment
  UC447173  Rubus ursinus J. Ewan 1931-3-21 4063 Los Angeles Los Flores Canyon Santa Monica Mts., Los Flores Canyon (at old ranch site) 457 Comment
  UCR219939  Rubus ursinus R. G. Swinney 2009-4-16 10366 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  RSA0073114  Rubus ursinus Mark L. Hoefs 1995-5-23 2079 Los Angeles Santa Catalina Island: Lower Middle Ranch Canyon, near road to Bulrush Canyon. 116 Comment
  UCR269977  Rumex R. G. Swinney 2010-6-29 13390 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, north margin of Hansen Lake, Hansen Dam Recreation Center 305 Comment
  RSA65920  Rumex conglomeratus F. W. Peirson s.n. Los Angeles Arroyo Seco Canyon, San Gabriel Mts. Comment
  RSA631382  Rumex crispus Valerie L. Soza, Kent Hughes 1999-6-4 468 Los Angeles Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 366 Comment
  RSA774956  Rumex salicifolius R. G. Swinney 2009-5-6 10685 Los Angeles Carr Canyon at confluence with Little Rock Creek 909 Comment
  SBBG131627  Rumex salicifolius S. A. Junak 1999-9-10 SCa 1086 Los Angeles S side of upper reservoir, Bulrush Cyn 316 Comment
  SJSU7258  Russelia equisetiformis C. W. Sharsmith 1945-9-9 5473 B Los Angeles Monrovia Comment
  RSA601573  Sagina apetala L. C. Wheeler 1967-6-16 9846 Los Angeles San Gabriel Mountains: Sunset Ridge by Millard Canyon; north side NE of Coulter Reservoir. 640 Comment
  RSA478883  Salicornia virginica F. R. Fosberg 1931-5-20 S 4915 Los Angeles Catalina Harbor, Santa Catalina Island. 1 Comment
  RSA478889  Salicornia virginica T. S. Clare 1929-11-11 s.n. Los Angeles 1.5 mi. S of Huntington Beach. Comment
  CAS-BOT-BC103168  Salix bonplandiana Carl W. Sharsmith 1931-10-26 2 Los Angeles Santa Clara River Valley, 1.5 km. north of Castaic 315 Comment
  POM308089  Salix exigua Henry J. Ramsey, Henry J. Ramsey 1937-3-21 2908 Los Angeles North Craig Ave., Altadena. Comment
  RSA630276  Salix exigua LeRoy Gross 1999-2-25 123 Los Angeles Verdugo Mountains: Along dirt road called Hostetler Mountain Way, right across La Tuna Canyon exit coming east bound on 210 freeway. 610 Comment
  UCR203183  Salix exigua R. G. Swinney 2005-5-21 8265 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  SD252378  Salix exigua Steven A. Junak 1999-9-10 Sca 1097 Los Angeles Santa Catalina Island: Middle Ranch Canyon, at old road crossing, just downstream from Sca-1096. 85 Comment
  LA208732  Salix laevigata Carl Hedin; Joseph Ewan 1933-3-11 7667 Los Angeles Ballona Creek at Ballona Marshes [Area 4] Comment
  POM2055  Salix laevigata I. M. Johnston 1917-5-13 1903 Los Angeles El Monte. 122 Comment
  POM360933  Salix laevigata Thekla Mohr s.n. Los Angeles Los Angeles. Comment
  RSA588608  Salix laevigata Orlando Mistretta 1994-5-23 1254 Los Angeles San Gabriel Mountains: Little Rock creek. Drainage E of Creek and N of Forest Road 4N15. 1280 Comment
  POM362723  Salix lasiolepis Freda Detmers 1929-1-17 s.n. Los Angeles Los Angeles River, Los Angeles. Comment
  UC506425  Salix lasiolepis A. Nesta Dunn and Joseph Ewan 1933-7-23 7839 Los Angeles e. end Barley Flats; San Gabriel Mts. 1554 Comment
  LA212144  Salix lasiolepis Robin J. Tausch; 1963-2-22 s.n. Los Angeles Bull Creek Cyn., N. Ranaldi St., Granada Hills. Comment
  RSA92645  Salix lasiolepis F. W. Peirson 1919-5-10 4281 Los Angeles Arraster [Arrastre] Creek, San Gabriel Mountains. 838 Comment
  UCD111693  Salix lasiolepis Henry J. Thompson 1960-3-13 3016 Los Angeles Santa Monica Mountains, Tuna Canon, 0.6 miles north of Coast Highway. 76 Comment
  CAS-BOT-BC403756  Salpichroa origanifolia Philip A. Munz 1939-10-9 15565 Los Angeles East end of Claremont 365 Comment
  RSA800794  Salsola tragus Jane Tirrell 2012-8-20 LS 0154 Los Angeles South side of California State Route 2 approx. 1.5 miles west of Dawson Saddle; 100 meters east of mile marker 67.86. 2314 Comment
  SBBG44384  Salsola tragus G. Sphon, D. Hearn 1956-5-30 9 Los Angeles Black Butte, Antelope Valley Comment
  RSA0096979  Saltugilia splendens subsp. grantii Richard G. Swinney 2011-5-31 14908 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA585941  Saltugilia splendens subsp. grantii T. S. Ross, S. D. Boyd 1990-5-23 2637 Los Angeles Mt. Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft) on the watershed divide between Mill Canyon and Moody Canyon. 1308 Comment
  RSA9645  Salvia apiana Louis C. Wheeler 1932-4-15 622 Los Angeles Edge of hills 1/2 mile E Palmer Canyon, San Gabriel Mountains. 610 Comment
  UC495279  Salvia apiana Philip A. Munz 1932-5-17 12642 Los Angeles 1 mi n Claremont 396 Comment
  POM306266  Salvia apiana var. apiana Henry J. Ramsey, Henry J. Ramsey 1938-5-22 1405 Los Angeles North Craig Ave., Altadena. Comment
  IRVC11785  Salvia carduacea B. T. Gittins 1966-4-23 1186 Los Angeles Pearblossom: 2 mi. north of Pearblossom Rd. on 165 St. E. Mojave Desert Comment
  RSA716222  Salvia carduacea Andrea Edwards, Pam DeVries 2006-4-11 76 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA0069881  Salvia columbariae R. G. Swinney 2010-4-1 12153 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  RSA187972  Salvia columbariae Robert F. Thorne 1966-4-7 35945 Los Angeles Santa Catalina Island: Cherry Valley. 61 Comment
  UCR96306  Salvia columbariae B. G. Pitzer 1996-4-20 2699 Los Angeles Western Mojave Desert, Antelope Valley, north side of Hwy 138 (Ave. 'D'), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14) 915 Comment
  UC1870196  Salvia columbariae LeRoy Gross, Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 234 Los Angeles Verdugo Mountains; Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. Near N34° 13' 53.8'' W118° 18' 05.3''. Elev. 1800 Feet. 548 Comment
  RSA509534  Salvia dorrii var. pilosa S. J. Myers, Ed LaRue 1989-3-17 s.n. Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct. San Andreas rift zone bisects the site. 884 Comment
  UC1281066  Salvia dorrii var. pilosa H. E. McMinn 1935-6-28 4079 Los Angeles approaching Palmdale Comment
  RSA675812  Salvia mellifera LeRoy Gross 2003-3-7 757 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. 555 Comment
  UC1302313  Salvia mellifera Robert F. Thorne and P. C. Everett 1964-2-6 33436 Los Angeles central part Santa Catalina Island (above airport road) 457 Comment
  UC54946  Salvia mellifera H. P. Chandler 1902-6-3 2009 Los Angeles near Cahuenga Peak (Brush Canyon); Brush Canyon Comment
  UCD125597  Salvia mellifera Marc Meyer; Mike Alvord 1993-5-1 25 Los Angeles San Gabriel Mts., Chatsworth, at end of Desoto Ave. by 118 Fwy. South-facing slope. 400 Comment
  UCR127217  Salvia mellifera A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26283 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, c. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 457 Comment
  RSA434080  Salvia spathacea H. C. Ackley 1927-05 s.n. Los Angeles Mulholland Drive, Los Angeles. Comment
  RSA531262  Sambucus mexicana W. Wisura 1991-7-21 531262 Los Angeles Puente Hills, upper Turnbull Canyon, below Skyline Drive. Comment
  RSA649809  Sambucus mexicana Matt Brooks 1988-5-12 60 Los Angeles Whittier, along the southern ridge of Dark Canyon 1.1 miles east of the top of the Whittier water tank. Comment
  RSA0057915  Sambucus nigra subsp. caerulea Richard G. Swinney 2010-4-15 12221 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash. 524 Comment
  UCR258827  Sambucus nigra subsp. caerulea R. G. Swinney 2010-4-23 12345 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  UCR271986  Sambucus nigra subsp. caerulea R. G. Swinney 2011-5-31 14912 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
  SBBG52777  Sanicula arguta F. R. Fosberg 1931-4-1 4436 Los Angeles Hamilton Cyn 50 Comment
  SD107915  Sanicula arguta Larry DeBuhr 1977-4-17 2582 a Los Angeles Santa Catalina Island, Ridge southeast of Shark Harbour Comment
  UC129431  Sanicula arguta Geo. B. Grant May, 1904 1174 a Los Angeles Pasadena Comment
  RSA678895  Sanicula arguta Dylan Hannon 1996-4-21 s.n. Los Angeles San Clemente Island. Across the road from Stone Station. Comment
  UC1375390  Sanicula bipinnatifida Colin M. Wainwright 1971-3-31 164 Los Angeles above Claraboya (end of Mountain Ave., in nw part of Claremont, Johnson's Pastures); San Gabriel Foothills, Claremont, Johnson's Pastures 487 Comment
  UCD128038  Sanicula tuberosa Daryl Koutnik 1978-4-28 442 Los Angeles Cornell Corners, south of Agoura Road on Cornell Road. 304 Comment
Read comments
Oct 1 2018
  UCR205045  Sarcostemma cynanchoides subsp. hartwegii R. G. Swinney 2008-3-26 8578 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  RSA445281  Satureja douglasii Blanche Trask 1902-08 s.n. Los Angeles Avalon, Catalina Island. Comment
  UC625067  Satureja douglasii F. R. Fosberg 1931-4-28 S 4702 Los Angeles Eagle's Nest Santa Catalina Id., Middle Ranch Canyon (creek bed) 180 Comment
  UC883434  Satureja douglasii L. W. Nuttall 295 Los Angeles Santa Catalina Island Comment
  UCR220346  Scandix pecten-veneris D. E. Bramlet, Mike Ahmer 2005-4-14 3794 Los Angeles Los Angeles Basin Region, Puente Hills in La Habra Heights, main drainage of Powder Canyon, c. 547 ft. east of Skyline Drive and 1460 ft. north of Fullerton Rd. 249 Comment
  CAS-BOT-BC283612  Schedonorus pratensis 1895-1-1 s.n. Los Angeles Near Oak Knoll, Pasadena Comment
  RSA703205  Schismus barbatus LeRoy Gross 2005-2-15 1395 Los Angeles About 1/4 mile beyond the cemetary up Brand Canyon, on the south side of the mountains. Near 356 Comment
  UCD93097  Schismus barbatus A. A. Beetle 1942-4-18 3085 Los Angeles Foothill Blvd., 13 miles south of Pasadena. Comment
  POM156198  Schoenoplectus americanus Le Roy Abrams 1902-6-12 2537 Los Angeles Ballona Creek, near Mesmer. Comment
  CAS-BOT-BC110941  Scirpus microcarpus I. Johnston 1947-6-14 1345 Los Angeles West of Pomona Comment
  UCR264057  Scrophularia californica Mitch Provance, Callen Huff 2009-4-28 10726 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
  UCD124829  Scrophularia californica Daryl Koutnik 1978-4-21 398 Los Angeles Glendale at end of Glenoaks Avenue, near Scholl Canyon Park. 304 Comment
  RSA191028  Scrophularia californica subsp. floribunda Robert F. Thorne, James Henrickson 1963-5-5 32275 Los Angeles Near bottom and mouth of Cobal Canyon, foothills of San Gabriel Mts., ca. 4 miles N of Claremont. 518 Comment
  UCD125690  Scutellaria Tom Yutani 1995-8-10 s.n. Los Angeles La Mirada. Comment
  RSA596087  Scutellaria siphocampyloides Tim S. Ross, Steve D. Boyd 1995-6-28 8631 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  UCR189674  Scutellaria siphocampyloides R. G. Swinney 1998-7-6 6275 Los Angeles San Gabriel Mtns., Mescal Canyon, 2.3 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1646 Comment
  RSA708658  Scutellaria tuberosa Valerie L. Soza, LeRoy Gross, Bill Hogshead 2001-4-26 1186 Los Angeles Northwestern edge of Verdugo Mts, north of La Tuna Canyon, SE of Green Verdugo Reservoir. 457 Comment
  RSA0025341  Sedum spathulifolium Anuja Parikh, Nathan Gale 2011-7-19 3568 Los Angeles TR, SnGb, West Fork San Gabriel River, 6.3 km W of State Highway 39 (San Gabriel Canyon Rd.) 595 Comment
  RSA604374  Selaginella asprella Louis Cutter Wheeler 1970-9-11 s.n. Los Angeles San Gabriel Mountains: East Fork San Gabriel Canyon, 1/2 mile upstream from Alder Gulch. 1310 Comment
  UC813005  Selaginella bigelovii I. W. Clokey and E. G. Anderson 1935-5-9 6532 Los Angeles San Dimas Canyon Comment
  JEPS26957  Senecio astephanus Frank W. Peirson 1920-6-10 1432 Los Angeles near Inspiration Point (on Mt. Lowe); San Gabriel Mts., Mt. Lowe 1371 Comment
  RSA0041829  Senecio bicolor subsp. cineraria Tom Burch 1940-6-2 s.n. Los Angeles Playa del Rey. Comment
  UCR50733  Senecio breweri L. F. LaPre 1988-5-14 s.n. Los Angeles Western Transverse Range, Lake Hughes, 16 mi west of Lancaster in the San Andreas Rift 1037 Comment
  UC831626  Senecio californicus I. W. Clokey and B. C. Templeton 1930-4-8 4723 Los Angeles San Francisquito Canyon 800 Comment
  RSA472936  Senecio flaccidus var. douglasii Wm. Martin 1971-7-26 s.n. Los Angeles Big Tujunga wash, north and east of Sunland. Comment
  UCR191187  Senecio flaccidus var. douglasii R. G. Swinney 1999-7-28 7586 Los Angeles San Gabriel Mtns., Iron Fork, a western tributary of East Fork San Gabriel River Canyon, c. 200 m above confluence 951 Comment
  UCR146456  Senecio ionophyllus Orlando Mistretta 1992-8-28 782 Los Angeles Transverse Ranges; San Gabriel Mtns., Mt. Gleason Management Unit, Angeles National Forest, Tujunga Ranger District 1814 Comment
  SEINET4015257 Image available Senecio lyonii R. Moran 1941-1 665 Los Angeles Point between Wilson's Harbor and Howland's, Santa Catalina Island. 10 Comment
  RSA764306  Sesuvium verrucosum Doris Bowers 1971-8-10 1749 Los Angeles Bixby Slough along N. edge of Harbor Park, N/o San Pedro 23 Comment
  UCR172292  Setaria viridis Anuja Parikh, Nathan Gale 2005-7-11 2138 Los Angeles Santa Clara River Valley, Newhall Ranch, N of the Santa Clara River, near Del Valle and the mouth of Chiquito Canyon, study area 29 274 Comment
  RSA433866  Sidalcea malviflora Thekla Mohr 1911-1 1931 Los Angeles Los Angeles. Comment
  RSA448213  Sidalcea neomexicana subsp. thurberi Frances M. Morey 1922-05 s.n. Los Angeles Between W. Adams and Culver City Comment
  CATA1631  Silene antirrhina Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-5-2 2904 Los Angeles Santa Catalina Island: Near divide road, east end, 1.7 miles from Wrigley Memorial 256 Comment
  SBBG112968  Silene antirrhina S. A. Junak 1998-6-13 SCa 751 Los Angeles W side of Avalon Cyn, upslope from fire stn 140 Comment
  RSA604394  Silene gallica Sara L. Crockett, Steven A. Junak, Mark Hoefs, Janet Takara 1997-3-28 616 Los Angeles Santa Catalina Island, 1.1 miles S of Two Harbors on Cat Harbor Road; ca 30 m upslope. 30 Comment
  RSA533891  Silene gallica Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5163 Los Angeles San Clemente Island: 950 ft WNW of Stone at the begining of the Stone Canyon drainage. 441 Comment
  SEINET11944363  Silene gallica J. A. Ewan 1932-1 7467 Los Angeles Verdugo Canyon at Colina drive Upper Sonoran Zone Comment
  CHSC36139  Silene laciniata subsp. laciniata K. Bridwell 1978-6-17 144 Los Angeles Along fireroad on ne slope of Verduga Mts, ca. 1/4 mi w of Beaudry, ca. 2 mi w of Verdugo Rd, Glendale. 365 Comment
  RSA584485  Silene laciniata subsp. major Timothy S. Ross 1992-5-24 6414 Los Angeles Brown's Gulch: (draining to San Gabriel Canyon at the base of San Gabriel Dam) 464 Comment
  CAS-BOT-BC175103  Silene verecunda Wesley O. Griesel 1961-6-29 s.n. Los Angeles Charleton Flats, San Gabriel Mts. 1524 Comment
  RSA755713  Silene verecunda R. G. Swinney 2008-7-3 9151 Los Angeles Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2329 Comment
  UC1595358  Silene verecunda subsp. platyota Tim Ross 1992-7-24 6774 Los Angeles 1325 m distant from summit Strawberry Peak Strawberry Peak (Strawberry Potrero, San Gabriel Mts.); San Gabriel Mts., Strawberry Potrero, Strawberry Peak Comment
  UCR109683  Silybum marianum R. D. Goeden, Don W. Ricker 1972-5-19 s.n. Los Angeles Chino Hills, Brea Canyon south of Diamond Bar, E side of Brea Cyn. Rd., 0.6 mi. south of Diamond Bar Blvd. 198 Comment
  RSA654330  Silybum marianum Benjamen Rangel 1992-5-10 777 -41 Los Angeles In the avocado orchard behind the dormitories at Cal Poly Pomona; in the back side of the orchard by the freeway fence and the water drainage. Comment
  CAS-BOT-BC74899  Sinapis alba Dr. H. E. Hasse 1890-3-1 s.n. Los Angeles Soldiers Home. Comment
  RSA748346  Sisymbrium altissimum Justin M. Wood 2009-6-1 792 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  POM477  Sisymbrium altissimum C. L. Hitchcock 1918-7-5 16 Los Angeles Van Nuys. Comment
  RSA0087864  Sisymbrium orientale R. G. Swinney 2010-6-21 13298 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
  CAS-BOT-BC135360  Sisyrinchium S. B. Parish 1919-4-19 19260 Los Angeles Lone Hill near San Dimas Comment
  POM122315  Sisyrinchium bellum Marcus E. Jones 1926-7-8 s.n. Los Angeles San Antonio Mountains Comment
  RSA0096627  Sisyrinchium bellum R. G. Swinney 2011-3-18 14143 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  SBBG58796  Sisyrinchium bellum M. N. Ackley -Apr-1927 415 Los Angeles Eagle Rock 182 Comment
  POM1765  Sisyrinchium bellum J. H. Fairchild s.n. Los Angeles Claremont Canyon Comment
  UC4228  Sisyrinchium bellum Harley P. Chandler 1897-3-12 Los Angeles Leslie Canyon; Claremont 365 Comment
  UCR126705  Solanum americanum A. C. Sanders, Mark Elvin 2003-8-7 27162 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom east of Del Valle 282 Comment
  RSA422437  Solanum douglasii E. Crow 1928-10-21 3 Los Angeles San Dimas Canyon, San Gabriel Mts. Comment
  UC884852  Solanum douglasii Ezra C. Knopf 239 Los Angeles Santa Catalina Island Comment
  UCR252895  Solanum douglasii R. G. Swinney 2010-5-29 13400 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  RSA608341  Solanum douglasii Louis C. Wheeler 1930-3-8 12 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  UCR119044  Solanum elaeagnifolium Jeremiah George 2001-7-17 s.n. Los Angeles South Coastal Plains Region, Rancho Palos Verdes, old Marineland site at Long Point 30 Comment
  RSA14087  Solanum mauritianum Fay A. MacFadden 1933-3-17 10762 Los Angeles Verdugo Mountains: My garden, Tuna Canyon. Comment
  RSA681925  Solanum nigrum Scott D. White, Michael Honer, Dylan Hannon 2003-7-16 9631 Los Angeles Santa Clarita Area: Santa Clara River wash, near Soledad Canyon Rd. bridge. Upstream and downstream ca. 1.5 miles. 390 Comment
  NY820463  Solanum xanti S. D. Boyd 1997-3-31 9422 Los Angeles Liebre Mountains Region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 914 Comment
  UC1929853  Solanum xanti Scott D. White, Michael Honer 2003-6-18 9564 Los Angeles LIEBRE MTS.: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. Comment
  CAS-BOT-BC365305  Solidago confinis Dr. H. E. Hasse 1868-8-24 s.n. Los Angeles Near Los Angeles Comment
  UCR204577  Solidago confinis R. G. Swinney 2005-8-5 8394 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  RSA4781  Sonchus oleraceus James Snow s.n. Los Angeles Bryant Ranch, near Long Beach, Station no.3. Plat. 3. Comment
  UCR205218  Sonchus oleraceus R. G. Swinney 2006-6-18 8534 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center 1402 Comment
  OBI35711  Sonchus oleraceus Rebecca Cicoria 1982-5-8 63 Los Angeles Palos Verdes Peninsula, Sepulveda Cyn, along Si's Trl, Rolling Hills Comment
  UCD136159  Sonchus oleraceus Donald R. Bissing 1973-6-2 148 Los Angeles Evey Canyon, San Gabriel Mountains. 1.4 miles from canyon mouth. 1024 Comment
  RSA688878  Sorghum halepense R. E. Riefner 2003-10-30 3 -465 Los Angeles City of Chino, Edison Avenue at magnolia Avenue 230 Comment
  UC53556  Sorghum halepense H. P. Chandler 1902-9-9 2014 Los Angeles raodside near Ballona Lagoon Comment
  UCD92753  Sorghum halepense Jack McWhorter 1976-5-19 s.n. Los Angeles North Hollywood. Comment
  CAS-BOT-BC235378  Spartina foliosa Carl B. Wolf 1932-9-16 4108 Los Angeles Bryant Ranch. 100 - 150 ft. W. of state highway, at extreme SE. corner of Pacific Western Oil Co. Lease 3 Comment
  RSA659855  Spartium junceum Chris White 1991-5-20 13 Los Angeles Point Fermin. Comment
  RSA724592  Spartium junceum K. Dobry 1991-5-11 d- 195 Los Angeles Cold Creek Cyn. Santa Monica off Stunts Rd. Comment
  SFV21905  Spartium junceum J. N. Hogue 2011-5-12 s. n. Los Angeles San Gabriel Mountains Roadside of Big Tujunga Canyon Road. 975 Comment
  RSA477985  Spergula arvensis Anstruther Davidson 1893-6-12 s.n. Los Angeles Pasadena. Comment
  SD27741  Spergularia bocconi Carl B. Wolf 1932-5-9 3441 Los Angeles Santa Catalina Island; Pebbly Beach. 249 Comment
Read comments
May 29 2012
  UCD170124  Spergularia bocconi R. G. Swinney 2009-3-12 10102 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39. 226 Comment
  UCR126732  Spergularia bocconi A. C. Sanders, Andy Thomson 2003-4-15 26004 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence 396 Comment
  SDSU4533  Spergularia macrotheca var. macrotheca R. M. Beauchamp 1967-1-27 123 Los Angeles San Clemente Island. Comment
  CAS-BOT-BC390807  Spergularia marina George B. Grant; Walter Wheeler 1904-4-21 H 2278 Los Angeles Isthmus. Santa Catalina Island, Pacific Ocean, off southern California Comment
  UCR210073  Spergularia villosa A. C. Sanders 2009-11-6 37205 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA0098583  Spergularia villosa I. M. Johnston 1918-4-25 1976 Los Angeles Claremont. 366 Comment
  POM49647  Sphaeralcea ambigua subsp. monticola A. D. E. Elmer 1902-06 3612 Los Angeles Palmdale. Comment
  RSA583120  Stachys albens Joseph A. Ewan 1933-4-29 10819 Los Angeles Ballona marshes near Playa Del Ray. Comment
  RSA708717  Stachys albens Scott D. White, Andrea Warniment 2005-9-9 11221 Los Angeles Tehachapi Mountains: Oso Canyon, ca. 1-2 air miles N. of Quail Lake. 1006 Comment
  UCR180562  Stachys albens Scott D. White, Andrea Warniment 2006-7-18 11630 Los Angeles SE Tehachapi Mtns, Gorman area, riparian zone along Gorman Creek, NE of the I-5 Freeway 1098 Comment
  UCR194283  Stachys albens R. G. Swinney 1998-8-5 6641 Los Angeles San Gabriel Mtns., Prairie Fork, c. 250 m east of confluence with Vincent Gulch 1366 Comment
  LA52395  Stachys albens Nesta Hutchinson; 1931-5-30 s.n. Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  LA52386  Stachys bullata Carl Epling; M. Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA446641  Stachys bullata N. C. Cooper 1945-5-1 2238 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  RSA446648  Stachys bullata Freda Detmers 1931-3-12 s.n. Los Angeles Palo Verdes Hills Comment
  RSA292545  Stachys rigida subsp. quercetorum Richard S. Hood 1970-4-16 300 Los Angeles In Pasadena at Arroyo Seco Park on fire road, 1/4 mile So. of Pasadena freeway opposite Ave. 57 183 Comment
  RSA446696  Stachys rigida subsp. rigida Unspecified s.n. Los Angeles [No location information on label.] Comment
  RSA49538  Stanleya pinnata G. R. Campbell 1949-4-18 13433 Los Angeles Garden from Propagation No 3664., The material from which this number was grown was collection No 9724 by CB wolf, Valley Wells, Mojave Desert, San Bernardino County Comment
  CATA2017  Stebbinsoseris heterocarpa Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-4 Los Angeles Santa Catalina Island: Little Ripper's Canyon, just inland from beach 36 Comment
  UC54144  Stebbinsoseris heterocarpa H. M. Hall May 1902 3262 Los Angeles Sierra Santa Monica Sierra Santa Monica (Southern California) Comment
  RSA716214  Stellaria media Andrea Edwards, Pam De Vries 2006-4-11 84 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  JEPS26137  Stephanomeria cichoriacea Peter H. Raven and Henry J. Thompson 1958-10-11 13744 Los Angeles Las Tunas Canyon, at Coast Highway Santa Monica Mountains 152 Comment
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Jun 26 2014
  RSA95224  Stephanomeria cichoriacea F. W. Peirson 1924-8-23 5050 Los Angeles West Fork of San Gabriel River. 411 Comment
  CAS-BOT-BC375308  Stephanomeria exigua subsp. coronaria Marcus E. Jones 1900-7-12 6423 Los Angeles Long Beach Comment
  CAS-BOT-BC375478  Stephanomeria exigua subsp. exigua I. M. Johnston 1917-8-24 1654 Los Angeles San Antonio Mountains. Prairie Fk. of San Gabriel R. 1828 Comment
  UCR190859  Stephanomeria parryi R. G. Swinney 1998-6-12 6186 Los Angeles San Gabriel Mountains, southwest of Pinon Hills, 0.2 mi due east of reservoir at mouth of Mescal Canyon [along Table Mountain Road] 1448 Comment
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Sep 3 2014
  RSA600355  Stephanomeria pauciflora Steve Boyd, Lauren Raz 1997-5-28 9884 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  UCR210203  Stephanomeria pauciflora R. G. Swinney 2008-9-4 9411 Los Angeles San Gabriel Mtns., Dry Lake, Blue Ridge, SW of Wrightwood and 0.4 mi. east of junction of Hwy 2 and road 3N06/Blue Ridge Rd. 2250 Comment
  RSA187646  Stephanomeria virgata R. F. Thorne 1966-9-14 36625 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. 213 Comment
  UCR210135  Stephanomeria virgata R. G. Swinney 2008-8-13 9392 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.3 mi. east of Fenner Canyon 1860 Comment
  RSA598808  Stephanomeria virgata R. G. Swinney 1989-8-24 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon....Big Dalton Canyon Road, 1.4 mi. NE of Glendora Mountain Road. 457 Comment
  RSA457815  Stillingia paucidentata Anstruther Davidson 1892-07 s.n Los Angeles Lancaster. Comment
  SEINET256100  Stipa Mary E. Barkworth, LR Firestone 1982-8-26 4084 Los Angeles Angeles National Forest ; Campground on CA Hwy 2 2240 Comment
  UCR213950  Stipa cernua Dave Silverman, Cindy Hopkins 2007-4-27 6782 Los Angeles Tejon Ranch, W of California Aqueduct, N of Oso Canyon, ca. 0.9 miles S of National Cement and 500m NNE of Oso 3804 benchmark 1067 Comment
  SD253347  Stipa coronata R. G. Swinney 2010-4-13 12177 Los Angeles San Gabriel Mountains: 0.35 miles N of Limekiln Canyon bottom, along ridgeline motorway, S of Pacoima Dam, 0.4 mile E of Pacoima Canyon, stream bottom. (San Fernando 7.5'Q) 609 Comment
  SJSU12957  Stipa coronata C. W. Sharsmith 1941-6-22 4400 Los Angeles N facing slope of Eaton Canyon, San Gabriel Mts. 609 Comment
  CATA694  Stipa lepida Mark L. Hoefs 1991-4-26 1187 Los Angeles Santa Catalina Island: Bluff southeast of Pebbly Beach, between Edison power plant and City dump 88 Comment
  UCR194289  Stipa parishii R. G. Swinney 1998-8-31 6876 Los Angeles San Gabriel Mtns., San Antonio Ridge, saddle 1.2 mi. west of West Mt. Baldy 2378 Comment
  UCR62861  Stipa speciosa B. Lennart Johnson 1957-5-4 s.n. Los Angeles Mojave Desert, c. 23 mi north of Palmdale Comment
  POM213014  Streptanthella longirostris P. A. Munz 1935-4-1 13595 Los Angeles 25 miles NW of Adelanto, Western Mojave Desert Comment
  UCR270890  Stylocline gnaphaloides R. G. Swinney 2011-5-26 14881 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
  SBBG63191  Stylocline psilocarphoides R. Hoffmann 1929-4-28 Los Angeles Harold, near Palmdale Comment
  POM188042  Stylomecon heterophylla Robert F. Thorne 1966-4-28 36223 Los Angeles Santa Catalina Island: W-facing rocky bank near upper end Renton Mine road in Pebbly Beach Canyon. 259 Comment
  UCD169514  Suaeda nigra R. G. Swinney 2009-5-5 10638 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing. 951 Comment
  RSA177675  Suaeda taxifolia R. F. Thorne, P. Everett, K. Thorne 1965-5-11 34590 Los Angeles Santa Catalina Island. N side of N cove of Little Harbor. 5 Comment
  SD185190  Suaeda taxifolia A. C. Sanders, Lee Jones 2005-4-8 29326 Los Angeles Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  RSA495615  Symphoricarpos rotundifolius var. parishii S. Zona, D. Arias, O. Dorado, M. Hanson, Jose Luis Villasenor 1989-6-28 319 Los Angeles Mountain High Ski resort; W of Wrightwood, just N of Mt. High East. N slopes of San Gabriel Mts. 2017 Comment
  CAS-BOT-BC97960  Symphyotrichum greatae Fordyce Grinnell, Jr. 1916-9-1 s.n. Los Angeles Eaton's [canon] Canyon - type locality - San Gabriel Mts. - near Pasadena Comment
  CAS-BOT-BC376603  Symphyotrichum subulatum var. elongatum Steve Boyd; Mark Elvin; Rick Burgess; Lloyd Simpson 2006-11-8 11701 Los Angeles Transverse Ranges; Liebre Mountains region: southwestern shore of Quail Lake, extreme western end of Mojave Desert at north base of Liebre Mountains 1024