34.30721 34.40721 -118.53419 -118.43419 UC/JEPS: Consortium Search Results
Search Results — 2289 specimen records retrieved (2289 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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A yellow cell in the column headed "?", for records with coordinates, indicates a discrepancy with respect to range as specified in the eFlora. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA0110591  Acer macrophyllum Richard G. Swinney 2010-6-8 13235 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream. 598 Comment
  RSA584297  Acer macrophyllum Tim S. Ross, Orlando Mistretta 1993-5-27 7334 Los Angeles Wilson Canyon, along the riparian strip. 588 Comment
  RSA724648  Acer macrophyllum K. Dobry 1991-5-2 583 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  RSA724649  Acer macrophyllum K. Dobry 1991-5-2 582 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  SFV2161  Acer macrophyllum K. A. Wilson 1961-4-10 1140 Los Angeles Santa Susana Mountains Southern arm of Bee Canyon-Mission Point (or Peak) area. 762 Comment
  UCD117064  Acer macrophyllum Kenneth A. Wilson 1961-4-10 1140 Los Angeles Santa Susana Mountains. Southern arm of Bee Canyon-Mission Point (or Peak) area. 762 Comment
  UCR276962  Acer macrophyllum R. G. Swinney 2010-6-8 13235 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream 671 Comment
  CAS-BOT-BC211914  Achnatherum coronatum Tim Ross; Orlando Mistretta 1993-5-26 7300 Los Angeles Southerly slope off the main E/W divide about midway between Wilson Canyon Saddle and May Canyon Saddle, drainint to Wilson Canyno and Sylmar, W end of the San Gabriel Mtns. 993 Comment
  CHSC35487  Achnatherum coronatum James Henrickson 1979-5-18 18125 Los Angeles Ca 2 miles SE of Newhall, N of San Fernando Road, ca 1 mile NW of Hwy 14. 426 Comment
  RSA584600  Achnatherum coronatum Timothy S. Ross, Orlando Mistretta 1993-5-26 7300 Los Angeles off the main E/W divide about midway between Wilson Canyon Saddle and May Canyon Saddle 993 Comment
  RSA639112  Achnatherum coronatum L. C. Wheeler 1967-5-15 9557 Los Angeles San Gabriel Mountains: Fremont Pass, north side. 563 Comment
  RSA0080970  Acourtia microcephala R. G. Swinney 2010-4-28 12408 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0083116  Acourtia microcephala R. G. Swinney 2010-6-4 13045 Los Angeles Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 473 Comment
  UCR256229  Acourtia microcephala R. G. Swinney 2010-6-4 13045 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 512 Comment
  UCR272015  Acourtia microcephala R. G. Swinney 2010-4-28 12408 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
  RSA0060511  Adenostoma fasciculatum R. G. Swinney 2010-3-10 11821 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
  RSA0067571  Adenostoma fasciculatum R. G. Swinney 2010-5-4 12500 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
  RSA0080975  Adenostoma fasciculatum R. G. Swinney 2010-4-28 12413 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0087384  Adenostoma fasciculatum R. G. Swinney 2010-5-25 12973 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA0115315  Adenostoma fasciculatum R. G. Swinney 2010-5-25 12915 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  UCR255792  Adenostoma fasciculatum R. G. Swinney 2010-3-10 11821 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
  UCR255816  Adenostoma fasciculatum R. G. Swinney 2010-5-4 12500 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
  UCR258816  Adenostoma fasciculatum R. G. Swinney 2010-5-25 12973 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UCR272014  Adenostoma fasciculatum R. G. Swinney 2010-4-28 12413 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
  UCR277032  Adenostoma fasciculatum R. G. Swinney 2010-5-25 12915 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  RSA563495  Adenostoma fasciculatum var. fasciculatum Tim S. Ross, W. Appleby 1993-5-13 7120 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon. 854 Comment
  RSA724444  Adenostoma fasciculatum var. fasciculatum K. Dobry 1991-5-13 504 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  RSA0110592  Adiantum capillus-veneris Richard G. Swinney 2010-6-8 13232 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream. At waterfall only. 598 Comment
  UCR276961  Adiantum capillus-veneris R. G. Swinney 2010-6-8 13234 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream 671 Comment
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Jun 5 2017
  RSA0062526  Adiantum jordanii R. G. Swinney 2010-6-4 13051 Los Angeles Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 473 Comment
  RSA0062527  Adiantum jordanii R. G. Swinney 2010-6-4 13051 Los Angeles Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 473 Comment
  RSA616134  Adiantum jordanii L. C. Wheeler 1967-5-18 9628 Los Angeles San Gabriel Mountains: Placerita Canyon. T4N R15W sec. 4. 518 Comment
  SEINET269306 Image available Adiantum jordanii Scott D. White, Chet McGaugh 1995-5-9 2988 Los Angeles East edge of Santa Susana Mountains just west of San Gabriel Mountains 'Sunshine Canyon': west of San Fernando road and 457 Comment
  SEINET3868338 Image available Adiantum jordanii K. Dobry 1991-4-22 438 Los Angeles West San Gabriel Mts. at Elsmere Cyn.; 0 Comment
  SFV15638  Adiantum jordanii E. J. Spencer 1992-2-14 5 Los Angeles West side of The Old Road, mile post 1.75. 457 Comment
  UCR256156  Adiantum jordanii R. G. Swinney 2010-6-4 13051 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 512 Comment
  UCR88665  Adiantum jordanii Scott D. White, Chet McGaugh 1995-5-9 2988 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  UCR259041  Agave americana R. G. Swinney 2010-3-14 11902 Los Angeles San Gabriel Mountains, Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road 447 Comment
  SFV20435  Ageratina adenophora S. Kimball 1999-4-30 52 Los Angeles Santa Susana Mountains O'Melveny Park, nature trail. 430 Comment
  RSA601569  Agrostis pallens L. C. Wheeler 1967-6-15 9813 Los Angeles San Gabriel Mountains: South side Fremont Pass. Land Grant 549 Comment
  RSA0069848  Allium haematochiton R. G. Swinney 2010-3-10 11825 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
  RSA724647  Allium haematochiton K. Dobry 1991-5-2 562 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  SEINET13203125 Image available Allium haematochiton R. G. Swinney 2010-1 11825 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. (Oat Mt. 7.5' Q.) 442 Comment
  SEINET3884725  Allium haematochiton K. Dobry 1991-5-13 512 Los Angeles West San Gabriel Mountains at Elsmere Canyon.; 0 Comment
  UCR255788  Allium haematochiton R. G. Swinney 2010-3-10 11825 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
  RSA0083127  Allophyllum divaricatum R. G. Swinney 2010-6-4 13056 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  RSA626980  Allophyllum divaricatum L. C. Wheeler 1967-5-15 9579 Los Angeles South side Elsmere Canyon near the mouth. 518 Comment
  UCR256145  Allophyllum divaricatum R. G. Swinney 2010-6-4 13056 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
  UCR259252  Allophyllum divaricatum R. G. Swinney 2010-6-4 12995 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  UCR89948  Allophyllum divaricatum Scott D. White, Chet McGaugh 1995-6-6 3224 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  RSA410094  Allophyllum glutinosum Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall 610 Comment
  RSA639184  Allophyllum glutinosum L. C. Wheeler 1967-5-15 9559 Los Angeles San Gabriel Mountains: Ridge east of Fremont Pass. 571 Comment
  UCR100414  Allophyllum glutinosum Scott D. White, Chet McGaugh 1995-5-16 3083 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  SFV12455  Alnus rhombifolia M. H. Grayum, D. L. Koutnik, B. Balch 1978-1-8 943 Los Angeles San Gabriel Mountains Along creek in Los Pinetos Canyon. 564 Comment
  SFV18418  Alnus rhombifolia anon. 1976-3-16 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Walker Ranch section. Comment
  RSA0085348  Amaranthus albus R. G. Swinney 2010-6-8 13217 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
  UCR262301  Amaranthus albus R. G. Swinney 2010-6-8 13217 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  UCR277085  Amaranthus albus R. G. Swinney 2010-10-5 13980 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  JEPS40942  Ambrosia acanthicarpa W. L. Jepson 1941-10-28 20644 Los Angeles 4 mi nw, near the Newhall Tunnel of the S. P. Ry. San Fernando; Fremont Pass [San Fernando Pass] 518 Comment
  RSA0116760  Ambrosia acanthicarpa R. G. Swinney 2010-10-5 13966 Los Angeles San Gabriel Mountains; Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center. 463 Comment
  UCR277185  Ambrosia acanthicarpa R. G. Swinney 2010-10-5 13966 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  RSA0116756  Ambrosia psilostachya R. G. Swinney 2010-10-5 13967 Los Angeles San Gabriel Mountains; Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center. 463 Comment
  UCR277186  Ambrosia psilostachya R. G. Swinney 2010-10-5 13967 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  CAS-BOT-BC180639  Amorpha californica var. californica Tim Ross; Walter Appleby 1993-6-7 7367 Los Angeles NW side of Lupine Saddle, at the head of teh draw that drains NNW to Los Pinetos Spring, W end of the San Gabriel Mtns. 954 Comment
  JEPS57332  Amorpha californica var. californica L. R. Heckard 1968-5-11 1843 Los Angeles along Hwy 6 1.3 mi below Newhall junction (se of Newhall) 518 Comment
  RSA0062529  Amorpha californica var. californica R. G. Swinney 2010-6-4 13053 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  RSA507545  Amorpha californica var. californica L. C. Wheeler 1967-6-26 9888 Los Angeles Elsmere Canyon. 457 Comment
  RSA584330  Amorpha californica var. californica T. S. Ross 1993-6-7 7367 Los Angeles W end of the San Gabriel Mtns.: NW side of Lupine Saddle at the head of the draw that drains NNW to Los Pinetos Spring. 954 Comment
  RSA601122  Amorpha californica var. californica L. C. Wheeler 1967-6-26 9888 Los Angeles Elsmere Canyon. 441 Comment
  RSA646134  Amorpha californica var. californica Orlando Mistretta 1992-7-13 s.n. Los Angeles Los Pinetos Spring Canyon Trail. Comment
  SFV18454  Amorpha californica var. californica I. P. Swift 2001-5-25 152 Los Angeles San Gabriel Mountains Placerita Canyon Natural Area, Walker Ranch section. 564 Comment
  UCR256154  Amorpha californica var. californica R. G. Swinney 2010-6-4 13053 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
  RSA0106743  Amsinckia R. G. Swinney 2011-5-3 14576 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  UCR271479  Amsinckia R. G. Swinney 2011-5-3 14576 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  RSA0088261  Amsinckia intermedia R. G. Swinney 2010-3-14 11896 Los Angeles Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road. 447 Comment
  RSA638942  Amsinckia intermedia L. C. Wheeler 1967-5-15 9562 Los Angeles East of Fremont Pass 579 Comment
  RSA724778  Amsinckia intermedia K. Dobry 1991-3-15 411 Los Angeles San Gabriel Mts at Elsmre Cyn Comment
  SFV15558  Amsinckia intermedia R. K. Stachelek 1992-4-14 15 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park. Dry streambed on left side of main dirt road. 490 Comment
  UCR259271  Amsinckia intermedia R. G. Swinney 2010-3-14 11896 Los Angeles San Gabriel Mountains, Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road 447 Comment
  HSC17840  Anagallis arvensis C. S. Apperson 21 Jun [year missing] Los Angeles Newhall Ranger Station Comment
  RSA507542  Anthemis cotula L. C. Wheeler 1967-6-26 9910 Los Angeles Elsmere Canyon. 457 Comment
  RSA0053861  Antirrhinum coulterianum R. G. Swinney 2010-4-28 12438 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of the eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0116687  Antirrhinum coulterianum R. G. Swinney 2010-5-25 12924 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA562551  Antirrhinum coulterianum Steve D. Boyd, Orlando Mistretta 1993-5-11 8130 Los Angeles North of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of Forest on ridge dividing Whitney Canyon and Placerita Canyon. 488 Comment
  UCR259947  Antirrhinum coulterianum R. G. Swinney 2010-4-28 12438 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
  UCR277040  Antirrhinum coulterianum R. G. Swinney 2010-5-25 12924 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  UCR88516  Antirrhinum coulterianum Scott D. White, Chet McGaugh 1995-5-16 3075 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  RSA0116689  Antirrhinum kelloggii R. G. Swinney 2010-5-25 12926 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  SFV15544  Antirrhinum kelloggii R. K. Stachelek 1992-4-14 11 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park, along fire road near top of hill. 520 Comment
  UCR277042  Antirrhinum kelloggii R. G. Swinney 2010-5-25 12926 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  UCR88617  Antirrhinum kelloggii Scott D. White, Chet McGaugh 1995-5-16 3084 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  JEPS5282  Antirrhinum multiflorum Samuel B. Parish Jun 1887 1938 Los Angeles Newhall Comment
  OBI30462  Antirrhinum multiflorum J. C. Roos 1947-5-17 3636 Los Angeles Placerita Cyn, E of Newhall Comment
  RSA0115272  Antirrhinum multiflorum Richard G. Swinney 2010-5-25 12912 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA563492  Antirrhinum multiflorum Tim S. Ross, W. Appleby 1993-5-13 7121 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon. 854 Comment
  RSA590517  Antirrhinum multiflorum Tim S. Ross, W. Appleby 1993-5-19 7176 Los Angeles Western San Gabriel Mountains: long SSE-trending ridge S of Wilson Canyon Saddle. 854 Comment
  UC1871020  Antirrhinum multiflorum T. S. Ross, W. Appleby 1993-5-13 7121 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon; San Fernando 7.5' USGS quad; R15W T3N, E/4 NW/4 sect 10; between 2800-3220 feet elevation. Comment
  UC444963  Antirrhinum multiflorum unknown Los Angeles Newhall Comment
  UCR27414  Antirrhinum multiflorum John C. Roos 1947-5-17 3636 Los Angeles Placerita Canyon, east of Newhall Comment
  UCR277030  Antirrhinum multiflorum R. G. Swinney 2010-5-25 12912 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  UCR92068  Antirrhinum multiflorum Scott D. White 1995-2-7 2525 Los Angeles San Gabriel Mtns., Santa Susana Mtns, Sunshine Canyon, directly west of Hwy I-5 just south of interchange with Hwy 14 457 Comment
  SFV2637  Arctostaphylos glandulosa K. A. Wilson 1963-5-12 1300 Los Angeles Santa Susana Mountains Orcutt Ranch in the vicinity of Mission Peak. Comment
  UC1871031  Arctostaphylos glandulosa T. S. Ross, W. Appleby 1993-5-19 7169 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mtns: ca.80m S of Wilson Canyon Saddle along old loop road; San Fernando 7.5' USGS quad; R15W T3N, NW/4 SE/4 NE/4 SE/4 sect 9; ca 3120 ft elevation. 951 Comment
  UCD162815  Arctostaphylos glandulosa D. O. Burge 2015-3-17 1688 Los Angeles Newhall Pass. 550 Comment
  SBBG118676  Arctostaphylos glandulosa subsp. glandulosa L. C. Wheeler 1967-5-15 9553 Los Angeles N side of Fremont Pass 541 Comment
  UCR150392  Arctostaphylos glandulosa subsp. glandulosa L. C. Wheeler 1967-5-15 9553 Los Angeles San Gabriel Mtns, Fremont Pass, north side 564 Comment
  RSA590554  Arctostaphylos glandulosa subsp. mollis T. S. Ross 1993-5-19 7169 Los Angeles Western San Gabriel Mtns: ca.80m S of Wilson Canyon Saddle along old loop road 951 Comment
  RSA626772  Arctostaphylos glandulosa subsp. mollis T. S. Ross, W. Appleby 1993-5-19 7169 Los Angeles Western San Gabriel Mtns: ca.80m S of Wilson Canyon Saddle along old loop road 951 Comment
  RSA639177  Arctostaphylos glandulosa subsp. mollis L. C. Wheeler 1967-5-15 9553 Los Angeles Fremont pass, north side 541 Comment
  RSA642684  Arctostaphylos glandulosa subsp. mollis Orlando Mistretta 1992-7-13 724 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  SBBG118493  Arctostaphylos glandulosa subsp. mollis O. Mistretta 1992-7-13 724 Los Angeles Los Pinetos Spring Cyn Trail Comment
  UC1120280  Arctostaphylos glandulosa subsp. mollis P. L. Johannsen 1934-2-19 293 Los Angeles ne San Fernando Pass; Santa Susana Quadrangle Comment
  RSA0039462  Arctostaphylos glauca R. G. Swinney 2010-6-21 13253 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail. 561 Comment
  RSA0087386  Arctostaphylos glauca R. G. Swinney 2010-5-25 12975 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA630373  Arctostaphylos glauca L. C. Wheeler 1967-5-15 9587 Los Angeles San Gabriel Mountains: Elsmere Canyon, near mouth. 533 Comment
  UCR252573  Arctostaphylos glauca R. G. Swinney 2010-6-21 13253 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
  UCR258814  Arctostaphylos glauca R. G. Swinney 2010-5-25 12975 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  SFV18423  Artemisia californica C. Ferguson s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Ecology Trail. Dry, south facing slopes. Comment
  UCR259620  Artemisia californica R. G. Swinney 2010-5-25 12954 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  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
  UCR256470  Artemisia douglasiana R. G. Swinney 2010-6-8 13192 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  RSA0055777  Artemisia dracunculus R. G. Swinney 2010-4-28 12423 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  UCR259765  Artemisia dracunculus R. G. Swinney 2010-4-28 12423 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
  A2719  Artemisia parishii S. B. Parish & W. F. Parish 1881-11-01 - 1881-12-01 1065 Unknown Newhall Comment
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Aug 11 2014
  NY158551  Artemisia parishii S. B. Parish 11 1881 1065 Los Angeles Newhall Comment
  SEINET1783705  Artemisia parishii Unknown 1065 Los Angeles Newhall. Comment
  UCR24341  Artemisia tridentata John C. Roos 1937-8-11 2527 Los Angeles Newhall Comment
  UCSB23177  Artemisia tridentata McMinn, Howard 1924-8-14 Los Angeles Newhall to Sangus Comment
  CAS-BOT-BC27535  Artemisia tridentata subsp. parishii Samuel Bonsal Parish; William Fletcher Parish 1881-11-1 1065 Los Angeles Newhall Comment
  CAS-BOT-BC97277  Artemisia tridentata subsp. parishii Philip A. Munz 1923-11-11 7803 Los Angeles Newhall Comment
  CAS-BOT-BC97278  Artemisia tridentata subsp. parishii Philip A. Munz 1923-11-11 7802 Los Angeles Newhall Comment
  CAS-BOT-BC97280  Artemisia tridentata subsp. parishii L. R. Abrams 1916-10-31 6363 Los Angeles Type locality: Newhall, Fremont's Pass, near Newhall Comment
  CAS-BOT-BC97290  Artemisia tridentata subsp. parishii Helen D. Geis 1909-1-1 s.n. Los Angeles Newhall Comment
  CAS-BOT-BC97291  Artemisia tridentata subsp. parishii Elmer I. Applegate 1931-11-2 6829 Los Angeles Newhall, at the railroad station Comment
  CAS-BOT-BC97293  Artemisia tridentata subsp. parishii Philip A. Munz 1923-11-11 7802 Los Angeles Newhall Comment
  CAS-BOT-BC97294  Artemisia tridentata subsp. parishii L. R. Abrams 1916-10-31 6363 Los Angeles Type locality: Newhall, Fremont's Pass, near Newhall Comment
  CLARK-A1528-1099  Artemisia tridentata subsp. parishii John C. Roos 1946-11-23 3158 Los Angeles Placerita Canyon 365 Comment
  CLARK-A1528-1596  Artemisia tridentata subsp. parishii John C. Roos 1937-8-11 2527 Los Angeles Newhall Comment
  CLARK-A1528-1599  Artemisia tridentata subsp. parishii John C. Roos 1942-10-31 2580 Los Angeles Placerita Canyon Comment
  GH427534  Artemisia tridentata subsp. parishii A. A. Beetle 1958-9-5 13081 Unknown Newhall Comment
  GH427538  Artemisia tridentata subsp. parishii P. A. Munz 1923-11-11 7802 Unknown Newhall Comment
  GH427539  Artemisia tridentata subsp. parishii P. A. Munz 1923-11-11 7803 Unknown Newhall Comment
  GH427540  Artemisia tridentata subsp. parishii L. Abrams 1916-10-31 6363 Unknown Fremont's Pass, near Newhall Comment
  LA202950  Artemisia tridentata subsp. parishii LeRoy Abrams; 1916-10-31 6363 Los Angeles Fremont's Pass near Newhall Comment
  SBBG62478  Artemisia tridentata subsp. parishii L. R. Abrams 1916-10-31 6363 Los Angeles Fremont's Pass, near Newhall Comment
  SBBG98326  Artemisia tridentata subsp. parishii P. A. Munz 1923-11-11 7803 Los Angeles Newhall Comment
  SD112802  Artemisia tridentata subsp. parishii Darley F. Howe 1957-11-24 2589 Los Angeles 1/2 mole east of Newhall on Placerita Canyon Road Comment
  UC1119417  Artemisia tridentata subsp. parishii P. L. Johannsen 1934-2-8 268 Los Angeles 3/4 mi s Newhall; Santa Susana Quadrangle, Placerita Canyon Comment
  UC219352  Artemisia tridentata subsp. parishii H. M. Hall 1919-10-20 Los Angeles Newhall Comment
  UC398704  Artemisia tridentata subsp. parishii L. R. Abrams 1916-10-31 6363 Los Angeles near Newhall; Fremont's Pass Comment
  UC54010  Artemisia tridentata subsp. parishii S. B. Parish 1881-11-1 1065 Los Angeles Newhall; ; Newhall, Los Angeles Co. Comment
  UC912203  Artemisia tridentata subsp. parishii Dr. P. A. Munz 1923-11-4 4311 Los Angeles Newhall R. R. Station Comment
  UC91249  Artemisia tridentata subsp. parishii S. B. and W. F. Parish 1881-1-1 1065 Los Angeles Newhall Comment
  UCD129367  Artemisia tridentata subsp. parishii A. A. Beetle 1958-9-5 13081 Los Angeles Newhall. Comment
  SEINET3360495 Image available Artemisia tridentata subsp. tridentata A. A. Beetle 1958-9-5 13081 Los Angeles Newhall. Comment
  RSA0091822  Arundo donax Bonnie C. Templeton 1967-7-23 10180 Los Angeles Whitney Canyon. Comment
  RSA0091823  Arundo donax Bonnie C. Templeton 1967-7-23 10180 Los Angeles Whitney Canyon. Comment
  SBBG58661  Asclepias californica L. G. Yates -Jun-1893 Los Angeles Newhall Comment
  RSA0069432  Asclepias fascicularis R. G. Swinney 2010-6-8 13215 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
  UCR256871  Asclepias fascicularis R. G. Swinney 2010-6-8 13215 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  RSA507524  Astragalus gambelianus L. C. Wheeler 1967-5-18 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  RSA615519  Astragalus gambelianus L. C. Wheeler 1967-5-18 9611 Los Angeles Angeles National Forest; Placerita Canyon. 518 Comment
  RSA0068233  Astragalus trichopodus var. phoxus R. G. Swinney 2010-3-10 11836 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
  RSA226106  Astragalus trichopodus var. phoxus R. F. Thorne 1971-6-17 39913 a Los Angeles 1 mile up Placerita Canyon from junction with Antelope Valley Freeway, W end of San Gabriel Mountains 488 Comment
  RSA655801  Astragalus trichopodus var. phoxus James Henrickson 2000-4-15 20700 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Highway 14. 488 Comment
  UC13323  Astragalus trichopodus var. phoxus J. H. Barber 1897-1-24 175 Los Angeles near Newhall (Santa Monica); , near Newhall Comment
  UCR256261  Astragalus trichopodus var. phoxus R. G. Swinney 2010-3-10 11836 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
  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
  UCR277097  Atriplex canescens R. G. Swinney 2010-10-5 13998 Los Angeles San Gabriel Mountains, Placerita Canyon, boundary of park, c. 20 meters south of Placerita Hwy, just north of Botany Nature Trail, east of Nature Center 494 Comment
  RSA0047411  Avena barbata R. G. Swinney 2010-5-4 12481 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
  RSA0055781  Avena barbata R. G. Swinney 2010-4-28 12428 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA639186  Avena barbata L. C. Wheeler 1967-5-15 9569 Los Angeles San Gabriel Mountains: Ridgetop ESE of Fremont Pass. 595 Comment
  SEINET13203172 Image available Avena barbata R. G. Swinney 2010-1 12481 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. (San Fernando 7.5' Q.) (T3N R15W S20) 488 Comment
  SEINET3919637  Avena barbata Louis C. Wheeler 1967-5-15 9569 Los Angeles San Gabriel Mountains: Ridgetop east southeast of Fremont Pass.; 0 594 Comment
  SEINET3919642  Avena barbata Unknown 1961-4-30 33 Los Angeles On hillside along Highway 6, near Newhall.; 0 Comment
  UCR255846  Avena barbata R. G. Swinney 2010-5-4 12481 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
  UCR259619  Avena barbata R. G. Swinney 2010-5-25 12955 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UCR259954  Avena barbata R. G. Swinney 2010-4-28 12428 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
  LA103560  Avena fatua Barry A. Prigge; 1986-3-29 7147 Los Angeles San Gabriel Mountains, S of Canyon Country at Golden Valley X Antelope Valley freeway (State Highway 14) 457 Comment
  RSA0069433  Avena fatua R. G. Swinney 2010-6-8 13216 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
  UCR256870  Avena fatua R. G. Swinney 2010-6-8 13216 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  CAS-BOT-BC98608  Baccharis pilularis J. C. Nevin s.n. Los Angeles Newhall Comment
  RSA0116163  Baccharis pilularis R. G. Swinney 2010-10-5 13986 Los Angeles San Gabriel Mountains; east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  RSA599024  Baccharis pilularis L. C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon ca. 1/2 mi. beyond Oak of the Golden Dream (same location as spring collection) 518 Comment
  RSA599027  Baccharis pilularis L. C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon 1/4 mi. southeast of Sierra Highway 451 Comment
  RSA599028  Baccharis pilularis L. C. Wheeler 1967-11-11 s.n. Los Angeles Santa Susana/San Gabriel Mountains: Newhall Creek, 0.2 mi. east of Fremont Pass Comment
  SD9151  Baccharis pilularis J. C. Nevin Unknown Los Angeles Newhall Mountains. Comment
  SFV12662  Baccharis pilularis M. H. Grayum, D. L. Koutnik 1977-11-25 897 Los Angeles San Gabriel Mountains Roadfill along Placerita Canyon Road. 572 Comment
  UCR277116  Baccharis pilularis R. G. Swinney 2010-10-5 13986 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  UCR91440  Baccharis pilularis Scott D. White 1995-2-7 2519 Los Angeles San Gabriel Mtns., Santa Susana Mtns, Sunshine Canyon, directly west of Hwy I-5 just south of interchange with Hwy 14 457 Comment
  OBI56533  Baccharis pilularis var. consanguinea Louis C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mtns: Placerita Cayn ca. 1/2 mi beyond Oak of the Golden Dream (same location as spring collection). Comment
  CAS-BOT-BC482463  Baccharis salicifolia R. G. Swinney 2010-4-30 12463 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, 0.67 mi E of Wilson Cyn. Debris Basin on S side of the ridge S of the southern of the two eastern forks of Wilson Cyn 616 Comment
  OBI51930  Baccharis salicifolia Suzan Barth, Steven Korenstein 1994-5-18 30 Los Angeles Placerita Cyn Walker Ranch, main trail from entrance crosses stream 245 Comment
  RSA0042044  Baccharis salicifolia R. G. Swinney 2010-3-10 11829 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
  RSA0055946  Baccharis salicifolia Richard G. Swinney 2010-4-30 12463 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, 0.67 miles east of Wilson Cyn. Debris Basin on south side of the ridge south of the southern of the two eastern forks of Wilson Cyn. 616 Comment
  RSA590592  Baccharis salicifolia Timothy S. Ross, Walter Appleby 1993-5-20 7189 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle. 951 Comment
  SEINET13203150 Image available Baccharis salicifolia R. G. Swinney 2010-1 11829 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. (Oat Mt. 7.5' Q.) 442 Comment
  SFV18425  Baccharis salicifolia C. Ferguson 1972-4-7 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Walker Ranch end. Comment
  UCR255841  Baccharis salicifolia R. G. Swinney 2010-3-10 11829 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
  UCR258904  Baccharis salicifolia R. G. Swinney 2010-4-30 12463 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, 0.67 miles east of Wilson Cyn. Debris Basin on south side of the ridge south of the southern of the two eastern forks of Wilson Cyn. 616 Comment
  UCR91530  Baccharis salicifolia Scott D. White 1995-2-7 2526 Los Angeles San Gabriel Mtns., Santa Susana Mtns, Sunshine Canyon, directly west of Hwy I-5 just south of interchange with Hwy 14 457 Comment
  JEPS40692  Baccharis salicifolia subsp. salicifolia W. L. Jepson 1941-10-28 20646 Los Angeles Fremont Pass Comment
  UCD129470  Baccharis salicifolia subsp. salicifolia Elise Jackson 1993-4-25 44 Los Angeles Newhall, Placerita Canyon Nature Center, adjacent to parking lot. 487 Comment
  RSA0081297  Bidens pilosa R. G. Swinney 2010-4-30 12478 Los Angeles Near Sylmar, Wilson Canyon Park, northern-most of the two east forks of Wilson Cyn., from the mouth of cyn. at Wilson Debris Basin to 0.3 miles up (east) canyon. 482 Comment
  UCR271834  Bidens pilosa R. G. Swinney 2010-4-30 12478 Los Angeles San Gabriel Mts., Near Sylmar, Wilson Canyon Park, northern-most of the two east forks of Wilson Cyn., from the mouth of cyn. at Wilson Debris Basin to 0.3 miles up (east) canyon 482 Comment
  RSA0080967  Blitum californicum R. G. Swinney 2010-4-28 12405 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  UCR271891  Blitum californicum R. G. Swinney 2010-4-28 12405 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
  RSA0062522  Bloomeria crocea R. G. Swinney 2010-6-4 13069 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  UCR256158  Bloomeria crocea R. G. Swinney 2010-6-4 13069 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
  CAS-BOT-BC420335  Boykinia rotundifolia Tim Ross; Walter Appleby 1993-6-7 7368 Los Angeles W end of the San Gabriel Mtns: Los Pinetos Spring 886 Comment
  CAS-BOT-BC420336  Boykinia rotundifolia Tim Ross; Walter Appleby 1993-6-7 7368 Los Angeles W end of the San Gabriel Mtns: Los Pinetos Spring 886 Comment
  RSA584293  Boykinia rotundifolia T. S. Ross, Orlando Mistretta 1993-5-27 7338 Los Angeles W end of the San Gabriel Mountains: Wilson Canyon, along the riparian strip. 588 Comment
  RSA584306  Boykinia rotundifolia T. S. Ross, W. Appleby 1993-6-7 7368 -B Los Angeles W end of the San Gabriel Mountains: Los Pinetos Spring. 887 Comment
  RSA584329  Boykinia rotundifolia T. S. Ross, Walter Appleby 1993-6-7 7368 -A Los Angeles W end of San Gabriel Mtns: Los Pinetos Spring 887 Comment
  UCR108322  Boykinia rotundifolia L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mtns., Head of Whitney Canyon at Santa Clara Divide Road 915 Comment
  UCR276960  Boykinia rotundifolia R. G. Swinney 2010-6-8 13233 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream 671 Comment
  RSA724771  Brassica fruticulosa K. Dobry 1991-4-4 400 Los Angeles Elsmere Cyn. West San Gabriel Mts Comment
  RSA0055779  Brassica geniculata R. G. Swinney 2010-4-28 12385 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0087389  Brassica geniculata R. G. Swinney 2010-5-25 12965 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA0087390  Brassica geniculata R. G. Swinney 2010-5-25 12965 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA0115254  Brassica geniculata Richard G. Swinney 2010-5-25 12945 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  UCR258811  Brassica geniculata R. G. Swinney 2010-5-25 12965 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UCR259133  Brassica geniculata R. G. Swinney 2010-5-4 12535 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  UCR259764  Brassica geniculata R. G. Swinney 2010-4-28 12385 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
  UCR260620  Brassica geniculata R. G. Swinney 2010-6-21 13296 Los Angeles San Gabriel Mountains, 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
  RSA0069435  Brassica nigra R. G. Swinney 2010-6-8 13201 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
  RSA0088584  Brassica nigra R. G. Swinney 2010-5-4 12553 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  UCR256844  Brassica nigra R. G. Swinney 2010-6-8 13201 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  UCR260328  Brassica nigra R. G. Swinney 2010-5-4 12553 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  CAS-BOT-BC100408  Brickellia californica John Thomas Howell 1950-11-9 27482 Los Angeles 4 mi. south of Newhall on Foothill Blvd. Comment
  CAS-BOT-BC100422  Brickellia californica L. R. Abrams 1916-10-31 6393 Los Angeles Fremont's Pass Comment
  UCD129632  Brickellia californica John Thomas Howell 1950-11-9 27482 Los Angeles 4 miles south of Newhall on Foothill Blvd. Comment
  CAS-BOT-BC27801  Brickellia nevinii Joseph Cook (Rev.) Nevin 1884-9-1 s.n. Los Angeles Newhall Comment
  GH4362  Brickellia nevinii J. C. Nevin 1884-10-01 - 1884-11-01 Unknown Newhall Comment
  NY162756  Brickellia nevinii Rev. J. C. Nevin s.n. Los Angeles Near Newhall Comment
  RSA0115260  Brickellia nevinii Richard G. Swinney 2010-10-5 13958 Los Angeles San Gabriel Mountains: Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center. 463 Comment
  UC73946  Brickellia nevinii Rev. J. C. Nevin Los Angeles Newhall Mts. Comment
  UC86167  Brickellia nevinii unknown Los Angeles Newhall Mts. Comment
  UCR277138  Brickellia nevinii R. G. Swinney 2010-10-5 13958 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  UCR88700  Bromus carinatus Scott D. White, Chet McGaugh 1995-5-9 3010 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA574275  Bromus carinatus var. carinatus Timothy S. Ross, Walter Appleby 1993-5-19 7173 Los Angeles Western San Gabriel Mountains: Long SSE-trending ridge S of Wilson Canyon Saddle. 948 Comment
  RSA578136  Bromus carinatus var. carinatus Timothy S. Ross, Walter Appleby 1993-5-20 7183 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle 951 Comment
  SEINET269179 Image available Bromus carinatus var. carinatus Scott D. White, Chet McGaugh 1995-5-16 3058 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
  SEINET269293 Image available Bromus carinatus var. carinatus Scott D. White, Chet McGaugh 1995-5-9 3010 Los Angeles East edge of Santa Susana Mountains just west of San Gabriel Mountains 'Sunshine Canyon': west of San Fernando Road and 457 Comment
  SEINET943624  Bromus carinatus var. carinatus Tim Ross, Walter Appleby 1993-1 7183 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle; San Fernando 7.5 (QUAD); Rancho Santa Ana Botanic Garden 950 Comment
  SEINET943625  Bromus carinatus var. carinatus Tim Ross, Walter Appleby 1993-1 7173 Los Angeles Wester San Gabriel Mountains, long SSE-trending ridge S. of Wilson Canyon Saddle, San Fernando 7.5 (Quad); Rancho Santa Ana Botanic Garden 954 Comment
  UC1871123  Bromus carinatus var. carinatus T. S. Ross, Walter Appleby 1993-5-19 7173 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: Long SSE-trending ridge S of Wilson Canyon Saddle; San Fernando quad: R15W T3N, SW/4 NE/4 SE/4 sect. 9; elev. 3110 ft. 948 Comment
  CHSC35204  Bromus catharticus James Henrickson 1979-5-18 18119 Los Angeles Ca 2 miles SE of Newhall, N of San Fernando Road, ca 1 mile NW of Hwy 14; S of creek in pastured area. 402 Comment
  LA103551  Bromus diandrus Barry A. Prigge; 1986-3-29 sn Los Angeles San Gabriel Mountains, S of Canyon Country at Golden Valley X Antelope Valley freeway (State Highway 14) 457 Comment
  LA98897  Bromus diandrus E. R. Hobbs; 1979-5-6 79- 69 Los Angeles Placerita Canyon State and County Park Comment
  RSA0087238  Bromus diandrus R. G. Swinney 2010-4-28 12381 Los Angeles near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  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
  RSA562560  Bromus diandrus Steve Boyd, Walter Appleby 1993-4-22 7976 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon. 854 Comment
  UCD58513  Bromus diandrus Fay A. MacFadden 1935-4-12 s.n. Los Angeles Weldon Canyon. Comment
  UCR259186  Bromus diandrus R. G. Swinney 2010-4-28 12381 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
  UCR260331  Bromus diandrus R. G. Swinney 2010-5-4 12551 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  RSA574276  Bromus grandis Timothy S. Ross, Walter Appleby 1993-5-20 7212 Los Angeles Western San Gabriel Mountains: Vicinity of Los Pinetos Spring. 899 Comment
  RSA578133  Bromus grandis Timothy S. Ross, Walter Appleby 1993-5-13 7128 Los Angeles Western San Gabriel Mountains: Steep northerly slope ca 850 meters NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon 854 Comment
  SEINET3922541  Bromus grandis Tim Ross, Walter Appleby 1993-5-20 7212 Los Angeles Western San Gabrial Mtns. Vicinity of Low Pinetos Spring. San Fernando 7.5' USGS quad.; 0 899 Comment
  UC1871328  Bromus grandis T. S. Ross, Walter Appleby 1993-5-20 7212 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: Vicinity of Los Pinetos Spring 899 Comment
  RSA0085035  Bromus hordeaceus R. G. Swinney 2010-4-30 12444 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  RSA0106845  Bromus hordeaceus R. G. Swinney 2011-5-10 14632 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
  RSA0116802  Bromus hordeaceus Richard G. Swinney 2010-5-25 12936 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA578137  Bromus hordeaceus Timothy S. Ross, W. Appleby 1993-5-20 7195 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle 951 Comment
  SEINET13386963 Image available Bromus hordeaceus R. G. Swinney 2010-1 12444 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 536 Comment
  SEINET7106140  Bromus hordeaceus K. Dobry 1991-5-13 482 Los Angeles West San Gabriel Mts. at Elsmere Canyon.; 0 Comment
  UCR260367  Bromus hordeaceus R. G. Swinney 2010-4-30 12444 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  UCR273372  Bromus hordeaceus R. G. Swinney 2011-5-10 14632 Los Angeles San Gabriel Mountains, Angeles Natl. Forest, 'Manzanita Mt.', at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center 629 Comment
  RSA725305  Bromus hordeaceus subsp. hordeaceus K. Dobry 1991-6-14 d- 535 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  SEINET269291 Image available Bromus hordeaceus subsp. molliformis Scott D. White, Chet McGaugh 1995-5-9 3002 Los Angeles East edge of Santa Susana Mountains just west of San Gabriel Mountains 'Sunshine Canyon': west of San Fernando Road and I-5 Fwy, just SW of interchange w/SR 14. Sunshine Canyon landfill property 457 Comment
  SEINET269295 Image available Bromus madritensis Scott D. White, Chet McGaugh 1995-5-9 3024 Los Angeles East edge of Santa Susana Mountains just west of San Gabriel Mountains 'Sunshine Canyon': west of San Fernando Road and I-5 Fwy, just SW of interchange w/SR 14 Fwy. 457 Comment
  UCR150600  Bromus madritensis L. C. Wheeler 1967-5-15 9552 Los Angeles San Gabriel Mtns, Fremont Pass, north side 564 Comment
  UCR273761  Bromus madritensis R. G. Swinney 2011-5-10 14635 A Los Angeles San Gabriel Mountains, Angeles Natl. Forest, 'Manzanita Mt.', at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center 629 Comment
  UCR88673  Bromus madritensis Scott D. White, Chet McGaugh 1995-5-9 3024 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  UCR106056  Bromus madritensis subsp. madritensis Scott D. White, Chet McGaugh 1995-6-6 3223 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  HSC9312  Bromus madritensis subsp. rubens C. S. Apperson 1967-6-22 Los Angeles Newhall Ranger Station. Comment
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Aug 7 2014
  RSA642714  Bromus pseudolaevipes Orlando Mistretta 1992-7-13 689 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  SBBG118482  Bromus pseudolaevipes O. Mistretta 1992-7-13 689 Los Angeles Los Pinetos Spring Cyn Trail Comment
  SEINET269223 Image available Bromus rigidus Scott D. White, Chet McGaugh 1995-5-16 3059 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
  CAS-BOT-BC482462  Bromus rubens R. G. Swinney 2010-4-30 12462 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, 0.67 mi E of Wilson Cyn. Debris Basin on S side of the ridge S of the southern of the two eastern forks of Wilson Cyn 616 Comment
  LA206360  Bromus rubens Barry A. Prigge; 1986-3-29 7146 Los Angeles San Gabriel Mountains, S of Canyon Country at Golden Valley X Antelope Valley freeway (State Highway 14) 457 Comment
  RSA0055947  Bromus rubens Richard G. Swinney 2010-4-30 12462 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, 0.67 miles east of Wilson Cyn. Debris Basin on south side of the ridge south of the southern of the two eastern forks of Wilson Cyn. 616 Comment
  RSA0116843  Bromus rubens Richard G. Swinney 2010-5-25 12939 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA639185  Bromus rubens L. C. Wheeler 1967-5-15 9552 Los Angeles San Gabriel Mountains: Fremont Pass, north side. 541 Comment
  SEINET3923282  Bromus rubens K. Dobry 1991-3-15 422 Los Angeles Elsmere Canyon, West San Gabriel Mountains.; 0 Comment
  UCD59558  Bromus rubens Kenneth A. Wilson 1963-5-12 1296 Los Angeles Santa Susana Mts. Orcutt Ranch in the vicinity of Mission Peak. Comment
  UCD59568  Bromus rubens Fay A. MacFadden 1935-4-12 s.n. Los Angeles Weldon Canyon. Comment
  UCR258903  Bromus rubens R. G. Swinney 2010-4-30 12462 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, 0.67 miles east of Wilson Cyn. Debris Basin on south side of the ridge south of the southern of the two eastern forks of Wilson Cyn. 616 Comment
  CAS-BOT-BC161601  Bromus sterilis Scott D. White; Chet McGaugh 1995-6-6 3223 Los Angeles East edge of Santa Susana Mountains, just west of San Gabriel Mountains. Sunshine Canyon (name not shown on topo). West of San Fernando Road and I-5 Freeway, just southwest of interchange with SR 14 Freeway. Sunshine Canyon Landfill property. 487 Comment
  RSA0038269  Bromus sterilis Scott D. White, Chet McGaugh 1995-6-6 3223 Los Angeles E edge of Santa Susana Mts, just W of San Gabriel Mts. Sunshine Canyon (name not shown on topo): W of San Fernando Rd. and I-5 Fwy, just, SW of interchange w/ SR 14 Fwy. Sunshine Canyon Landfill property, site proposed for landfill expansion. 457 Comment
  RSA589928  Bromus sterilis Scott D. White, Chet McGaugh 1995-6-6 3223 Los Angeles E edge of Santa Susana Mountains, just W of San Gabriel Mountains: Sunshine Canyon. W of San Fernando Road & I-5 Freeway, just SW of interchange w/ SR 14 Freeway. 457 Comment
  RSA601125  Bromus sterilis L. C. Wheeler 1967-6-26 9892 Los Angeles San Gabriel Mountains : Elsmere Canyon, south central. At the forks of the canyon, just north of the section line. 488 Comment
  SD227694  Bromus sterilis Scott D. White, Chet McGaugh 1995-6-6 3223 Los Angeles E edge of Santa Susana Mts, just W of San Gabriel MSts. Sunshine Canyon(name not shown on topo); W of San Fernando Rd. and I-5 Fwy, just SW of interchange w/SR 14 Fwy. Shine Canyon Landfill property, site proposed for landfill expansion 456 Comment
  SEINET237345 Image available Bromus sterilis Scott D. White, Chet McGaugh 1995-6-6 3223 Los Angeles E edge of Santa Susana Mts. just W of San Gabriel Mts. 'Sunshine Canyon': W of San Fernando Rd. and I-5 Fwy just SW of interchange w/SR 14 Fwy. 457 Comment
  CHSC35832  Bromus tectorum James Henrickson 1979-5-18 18113 Los Angeles Ca 2 miles SE of Newhall, N of San Fernando Road, ca 1 mile NW of Hwy 14; flats S of creek. 402 Comment
  SEINET3923580  Bromus tectorum Louis C. Wheeler 1967-5-15 9552 Los Angeles San GABRIEL MOUNTAINS: Fremont Pass, north side.; 0 541 Comment
  UCR273762  Bromus tectorum R. G. Swinney 2011-5-10 14635 B Los Angeles San Gabriel Mountains, Angeles Natl. Forest, 'Manzanita Mt.', at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center 629 Comment
  UCR259598  Calochortus catalinae R. G. Swinney 2010-6-8 13178 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream 549 Comment
  CAS-BOT-BC132346  Calochortus clavatus Dr. Barton W. Evermann 1916-5-15 s.n. Los Angeles Newhall Comment
  RSA377325  Calochortus clavatus var. clavatus A. W. Howard 1926-5-10 s.n. Los Angeles Newhall Comment
  RSA753866  Calochortus clavatus var. gracilis Frank Landis 2009-4-20 FCL- 2009 -20 Los Angeles Disturbed vegetation around base of electrical tower, NE of Corral Sunshine Mtwy. 777 Comment
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Aug 27 2012
  RSA758393  Calochortus clavatus var. gracilis A. Edwards, D. Hughes 2010-5-19 2010 -3 Los Angeles Liebre Mountains Region. Coastal sage scrub/chaparral/grassland habitat in City of Santa Clarita. 454 Comment
  SEINET269177  Calochortus clavatus var. gracilis Scott D. White, Chet McGaugh 1995-5-16 3074 Los Angeles E edge of Santa Susana Mts W of San Gabriel Mts W of San Fernando Rd. I-5 Fwy SW of interchange w/SR 14 Fwy Sunshine Cyn 457 Comment
  UCR88524  Calochortus clavatus var. gracilis Scott D. White, Chet McGaugh 1995-5-16 3074 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  UCR90284  Calochortus clavatus var. gracilis Scott D. White, Chet McGaugh 1995-6-6 3230 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  RSA0051313  Calochortus plummerae Allison D. Rudalevige, David Bramlet, Lindsay Messett, Courtney Rose 2014-6-9 ADR 5 Los Angeles City of Santa Clarita, east of Bouquet Canyon Road, south of Soledad Canyon Road, west of Golden Valley Road. 479 Comment
  RSA584591  Calochortus plummerae Timothy S. Ross, Walter Appleby 1993-6-7 7372 Los Angeles W end of the San Gabriel Mountains:N near mouth of Wilson Canyon ca 1 mi leN of Olive View Hospital and 0.6 mile NW of the Wilson Debris Basin. 219 Comment
  UC3448  Calochortus plummerae J. H. Barber 1897-6-25 176 Los Angeles near Newhall Comment
  UCR252574  Calochortus plummerae R. G. Swinney 2010-6-21 13252 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 671 Comment
  RSA744216  Calochortus simulans Jorge Ochoa, Leon Boroditsky 2009-5-1 1 Los Angeles Santa Susanna Mountains. Stetson Ranch. Hill over SW of park, above riding arena. On NW side of hill, N of telephone poles and electric lines. 30 ft N of pole #777343E. 120 ft N of Marie Feinberg plaque for the rim of the valley trail. 455 Comment
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Jun 23 2010
  RSA369026  Calochortus venustus Anstruther Davidson 1914-05 s.n. Los Angeles Newhall. Comment
  RSA590475  Calochortus venustus Timothy S. Ross, Walter Appleby 1993-5-20 7208 Los Angeles Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring. 915 Comment
  UCD139605  Calochortus venustus Esfan Hesari 1993-5-4 s.n. Los Angeles Newhall, Walker ranch. 750 Comment
  UCR258902  Calyptridium monandrum R. G. Swinney 2010-4-30 12461 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, 0.67 miles east of Wilson Cyn. Debris Basin on south side of the ridge south of the southern of the two eastern forks of Wilson Cyn. 616 Comment
  UCR259138  Calyptridium monandrum R. G. Swinney 2010-5-4 12519 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  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
  RSA0080977  Calystegia macrostegia R. G. Swinney 2010-4-28 12416 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0084657  Calystegia macrostegia R. G. Swinney 2010-3-10 11815 Los Angeles NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  UCR255820  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
  UCR258499  Calystegia macrostegia R. G. Swinney 2010-3-10 11815 Los Angeles San Gabriel Mountains, NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  UCR271887  Calystegia macrostegia R. G. Swinney 2010-4-28 12416 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
  UCR88672  Calystegia macrostegia Scott D. White, Chet McGaugh 1995-5-9 3021 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA590514  Calystegia macrostegia subsp. intermedia T. S. Ross, Walter Appleby 1993-5-19 7177 Los Angeles Western San Gabriel Mountains: long SSE-trending ridge S of Wilson Canyon Saddle. 804 Comment
  RSA710775  Calystegia macrostegia subsp. intermedia R. K. Brummitt, S. D. Boyd 1998-5-25 20020 Los Angeles NW end of San Gabriel Mtns., 12 km N of San Fernando just E of Rte. 14 545 Comment
  UC1871229  Calystegia macrostegia subsp. intermedia T. S. Ross, Walter Appleby 1993-5-19 7177 Los Angeles Transverse Ranges: San Gabriel Mtns region; Western San Gabriel Mountains: long SSE-trending ridge S of Wilson Canyon Saddle; San Fernando 7.5' USGS quad; R15W T3N, NE/4 SW/4 SW/4 NW/4 sect. 15; ca 2,640 ft. elevation. 804 Comment
  UCR159910  Calystegia macrostegia subsp. intermedia Orlando Mistretta 1992-7-13 678 Los Angeles Transverse Ranges; San Gabriel Mountains region, Los Pinetos Spring Canyon Trail 915 Comment
  RSA0070332  Calystegia peirsonii R. G. Swinney 2010-6-8 13177 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream. 494 Comment
  RSA563512  Calystegia peirsonii T. S. Ross, S. D. Boyd 1993-6-30 7384 Los Angeles 500 m NNW of May Canyon Saddle. 978 Comment
  RSA648040  Calystegia peirsonii Orlando Mistretta 1992-7-13 678 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  UCR259597  Calystegia peirsonii R. G. Swinney 2010-6-8 13177 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream 549 Comment
  RSA724923  Camissonia K. Dobry 1991-5-13 534 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  UCR166313  Camissonia Scott D. White, Chet McGaugh 1995-5-16 3086 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  UCR260341  Camissonia R. G. Swinney 2010-5-4 12538 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  RSA0055772  Camissonia bistorta R. G. Swinney 2010-4-28 12390 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA465667  Camissonia bistorta Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall 610 Comment
  RSA638944  Camissonia bistorta Louis C. Wheeler 1967-5-15 9564 Los Angeles Ridge immediately east of Fremont Pass. 579 Comment
  UCR259773  Camissonia bistorta R. G. Swinney 2010-4-28 12390 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
  RSA0042038  Camissonia californica R. G. Swinney 2010-5-4 12484 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
  RSA0087383  Camissonia californica R. G. Swinney 2010-5-25 12972 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA590516  Camissonia californica Tim S. Ross, Walter Appleby 1993-5-19 7178 Los Angeles Western San Gabriel Mountains: long SSE-trending ridge S of Wilson Canyon Saddle. 805 Comment
  RSA615522  Camissonia californica Louis C. Wheeler 1967-5-18 9615 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  SEINET13203124 Image available Camissonia californica R. G. Swinney 2010-1 12484 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. (San Fernando 7.5' Q.) (T3N R15W S20) 488 Comment
  UCR108653  Camissonia californica L. C. Wheeler 1967-5-18 9615 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  UCR88511  Camissonia californica Scott D. White, Chet McGaugh 1995-5-9 3026 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA561579  Camissonia confusa Steve Boyd, Orlando Mistretta 1993-5-18 8149 Los Angeles Upper Sombrero Canyon, just below western end of Sombrero Rd. (3N64) 792 Comment
  RSA584289  Camissonia confusa Tim S. Ross, Orlando Mistretta 1993-5-27 7344 Los Angeles W end of the San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon. 686 Comment
  UCR79375  Camissonia confusa Steve Boyd, Orlando Mistretta 1993-5-18 8149 Los Angeles W San Gabriel Mtns, N of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Upper Sombrero Canyon, just below western end of Sombrero Road (36N4) 915 Comment
  RSA0055780  Camissonia hirtella R. G. Swinney 2010-4-28 12427 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0087059  Camissonia hirtella R. G. Swinney 2010-4-28 12382 Los Angeles near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA563520  Camissonia hirtella Tim S. Ross, Walter Appleby 1993-5-14 7140 Los Angeles Western San Gabriel Mountains: ca 720 meters SW of Wilson Canyon Saddle and 260 meters SE of knoll-top Radio Facility, on E side of ridge above Wilson Canyon Road 1043 Comment
  RSA584287  Camissonia hirtella Tim S. Ross, Orlando Mistretta 1993-5-26 7302 Los Angeles W end of the San Gabriel Mtns: southerly slope off the main E/W divide about midway between Wilson Canyon Saddle and May Canyon Saddle (draining to Wilson Canyon and Sylmar). 994 Comment
  UCR166270  Camissonia hirtella Scott D. White, Chet McGaugh 1995-5-9 2992 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  UCR255775  Camissonia hirtella R. G. Swinney 2010-5-4 12491 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
  UCR259127  Camissonia hirtella R. G. Swinney 2010-4-28 12382 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
  UCR259955  Camissonia hirtella R. G. Swinney 2010-4-28 12427 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
  RSA0085350  Camissonia strigulosa R. G. Swinney 2010-4-28 12379 Los Angeles near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0107284  Camissonia strigulosa R. G. Swinney 2011-5-10 14659 Los Angeles San Gabriel Mountains: Los Pinetos Canyon, east end of Placerita Cyn. Natural Area at Walker Ranch. 573 Comment
  RSA507528  Camissonia strigulosa Louis C. Wheeler 1967-5-18 9644 Los Angeles Angeles National Forest; Placerita Canyon. 518 Comment
  SD248463  Camissonia strigulosa R. G. Swinney 2010-4-28 12379 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Canyon (at Wilson Debris Basin) to 0.5 miles east (upstream) below National Forest boundary (San Fernando 7.5'Q) 487 Comment
  UCR259142  Camissonia strigulosa R. G. Swinney 2010-4-28 12379 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
  UCR273551  Camissonia strigulosa R. G. Swinney 2011-5-10 14659 Los Angeles San Gabriel Mountains, Los Pinetos Canyon, east end of Placerita Cyn. Natural Area at Walker Ranch 573 Comment
  RSA0116483  Camissoniopsis R. G. Swinney 2010-5-25 12948 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  UCR273267  Camissoniopsis R. G. Swinney 2011-5-10 14653 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Ecology Loop Trail from Nature Center to 0.65 miles to the east 488 Comment
  UCR277217  Camissoniopsis R. G. Swinney 2010-5-25 12948 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  RSA0103470  Camissoniopsis confusa R. G. Swinney 2011-5-10 14648 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, along Ecology Loop Trail from Nature Center to 0.65 miles to the east 488 Comment
  UCR273298  Camissoniopsis confusa R. G. Swinney 2011-5-10 14648 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Ecology Loop Trail from Nature Center to 0.65 miles to the east 488 Comment
  UCR273299  Camissoniopsis hirtella R. G. Swinney 2011-5-10 14649 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Ecology Loop Trail from Nature Center to 0.65 miles to the east 488 Comment
  UCD103477  Camissoniopsis ignota Fay A. MacFadden 1935-4-12 s.n. Los Angeles Weldon Canyon. Comment
  RSA0103469  Camissoniopsis micrantha R. G. Swinney 2011-5-10 14647 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, along Ecology Loop Trail from Nature Center to 0.65 miles to the east 488 Comment
  UCR273297  Camissoniopsis micrantha R. G. Swinney 2011-5-10 14647 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Ecology Loop Trail from Nature Center to 0.65 miles to the east 488 Comment
  SFV15557  Capsella bursa-pastoris R. K. Stachelek 1992-4-14 16 Los Angeles San Gabriel Mountains Sylmar, Stetson Ranch Park. Along dirt road off of main fire road. 500 Comment
  UCR259043  Capsella bursa-pastoris R. G. Swinney 2010-3-14 11898 Los Angeles San Gabriel Mountains, Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road 447 Comment
  RSA0069438  Carduus pycnocephalus R. G. Swinney 2010-6-8 13206 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
  RSA0087087  Carduus pycnocephalus R. G. Swinney 2010-5-4 12563 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA617361  Carduus pycnocephalus Steve Boyd, Richard K. Brummitt, Laura Moore 1998-5-26 10226 Los Angeles San Gabriel Mountains: north base of the range, just to the south of Hwy 14 at Golden Valley Road, Placerita Canyon watershed. 549 Comment
  UCR108195  Carduus pycnocephalus Steve Boyd, R. K. Brummitt, Laura A. Moore 1998-5-26 10226 Los Angeles San Gabriel Mtns., north base of range, just to the south of Hwy 14 at Golden Valley Road, Placerita Canyon watershed. 549 Comment
  UCR256476  Carduus pycnocephalus R. G. Swinney 2010-6-8 13206 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  UCR260344  Carduus pycnocephalus R. G. Swinney 2010-5-4 12563 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  UCR260359  Carduus pycnocephalus R. G. Swinney 2010-4-30 12449 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  RSA0085034  Carex R. G. Swinney 2010-4-30 12445 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
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Sep 12 2018
  RSA0110923  Carex R. G. Swinney 2010-10-5 13979 Los Angeles San Gabriel Mountains: east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
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Sep 12 2018
  UCR277119  Carex R. G. Swinney 2010-10-5 13979 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
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Sep 12 2018
  UCR259255  Carex alma R. G. Swinney 2010-6-4 12998 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
  RSA724713  Carex senta K. Dobry 1991-3-15 425 -a Los Angeles San Gabriel Mts. Upper Elsmere Cyn Comment
  UCR260366  Carex senta R. G. Swinney 2010-4-30 12445 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  SFV3417  Castilleja exserta P. G. Kilburn 1958-4-26 763 Los Angeles Santa Susana Mountains Gentile (Gentili) Ranch. Above deep ravine. 460 Comment
  SFV3418  Castilleja exserta K. A. Wilson 1961-3-11 981 Los Angeles San Gabriel Mountains Newhall. Corner of San Fernando Road and 13 St. 380 Comment
  RSA400559  Castilleja foliolosa Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall 610 Comment
  RSA638950  Castilleja foliolosa Louis C. Wheeler 1967-5-15 9560 Los Angeles San Gabriel Mountains: Ridge east of Fremont Pass. 572 Comment
  RSA0083126  Castilleja minor subsp. spiralis R. G. Swinney 2010-6-4 13027 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  UCR256216  Castilleja minor subsp. spiralis R. G. Swinney 2010-6-4 13027 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
  RSA0086852  Caucalis microcarpa R. G. Swinney 2011-5-3 14560 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  UCR271487  Caucalis microcarpa R. G. Swinney 2011-5-3 14560 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  UCR252562  Caulanthus amplexicaulis R. G. Swinney 2010-6-21 13263 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
  RSA0103473  Caulanthus lasiophyllus R. G. Swinney 2011-5-10 14654 Los Angeles San Gabriel Mountains: Los Pinetos Canyon, east end of Placerita Cyn. Natural Area at Walker Ranch 573 Comment
  UCR273268  Caulanthus lasiophyllus R. G. Swinney 2011-5-10 14654 Los Angeles San Gabriel Mountains, Los Pinetos Canyon, east end of Placerita Cyn. Natural Area at Walker Ranch 573 Comment
  A425502  Ceanothus crassifolius T. S. Brandegee 1889-05-01 - 1889-06-01 85 Unknown Newhall Comment
  CAS-BOT-BC48732  Ceanothus crassifolius Tim Ross; Orlando Mistretta 1993-5-27 7319 Los Angeles W end of the San Gabriel Mtns: southwesterly draw 1200 ft WSW of May Canyon Saddle. 1060 Comment
  CAS-BOT-BC48736  Ceanothus crassifolius Brandegee 1889-5-1 83 Los Angeles Newhall Comment
  CAS-BOT-BC48750  Ceanothus crassifolius Paul F. Covel 1937-4-22 860 Los Angeles Newhall Grade Comment
  CAS-BOT-BC48756  Ceanothus crassifolius Tim Ross; Orlando Mistretta 1993-5-26 7299 Los Angeles W end of the San Gabriel Mtns: southerly slope off the main E/W divide about midway 993 Comment
  GH349031  Ceanothus crassifolius A. Gray 1885-02-01 - 1885-03-01 Unknown Newhall Comment
  RSA0039461  Ceanothus crassifolius R. G. Swinney 2010-6-21 13254 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail. 561 Comment
  RSA0068239  Ceanothus crassifolius R. G. Swinney 2010-3-10 11842 Los Angeles FS Road 3N59 (Santa Clara Truck Trail), west of Whitney Canyon, 0.2-0.5 mi. ESE of ride-share parking lot at Hwy 14 and Newhall Ave. 470 Comment
  RSA0087385  Ceanothus crassifolius R. G. Swinney 2010-5-25 12974 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA398861  Ceanothus crassifolius L. E. Hoffman 1932-3-8 16303 Los Angeles Placerita Canyon, San Gabriel Mountains. Comment
  RSA399846  Ceanothus crassifolius L. E. Hoffman 1932-3-8 s.n. Los Angeles Placerita Canyon, San Gabriel Mountains. Comment
  RSA590519  Ceanothus crassifolius Tim S. Ross, W. Appleby 1993-5-19 7180 Los Angeles Western San Gabriel Mountains: long SSE-trending ridge S of Wilson Canyon Saddle. 768 Comment
  RSA655938  Ceanothus crassifolius James Henrickson 2000-4-15 20710 Los Angeles 1 mile SE of Newhall in W part of Whitney Canyon just NE of junction of San Fernando Road and State Hwy 14, within 200ft of Hwy 14 473 Comment
  UC1871016  Ceanothus crassifolius T. S. Ross, W. Appleby 1993-5-19 7180 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: long SSE-trending ridge S of Wilson Canyon Saddle; San Fernando 7.5' USGS quad; R15W T3N NE/4 NW/4 SW/4 sect 15; elevation ca. 2520 ft. 768 Comment
  UC80005  Ceanothus crassifolius Katharine Brandegee May 1889 85 Los Angeles Newhall Comment
  UCD111438  Ceanothus crassifolius Kenneth A. Wilson; D. E. Bianchi 1961-2-2 819 Los Angeles San Gabriel Mountains. Placerita Road. 2 miles east of Route 6. Comment
  UCD111439  Ceanothus crassifolius Kenneth A. Wilson 1961-2-8 842 Los Angeles Santa Susana Mountains. On Route 99 about 1 mile south of Route 6 intersection. Comment
  UCD162840  Ceanothus crassifolius D. O. Burge 2015-3-17 1690 Los Angeles Newhall Pass. 550 Comment
  UCR150665  Ceanothus crassifolius James Henrickson 2000-4-15 20710 Los Angeles San Gabriel Mountains region, c. 1 mi SE of Newhall in Whitney Canyon, SE of junction of San Fernando Road and State Highway 14; 0.25-0.5 mile east of Highway 14; within 200 ft of Hwy 488 Comment
  UCR252572  Ceanothus crassifolius R. G. Swinney 2010-6-21 13254 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
  UCR256146  Ceanothus crassifolius R. G. Swinney 2010-3-10 11842 Los Angeles San Gabriel Mountains, FS Road 3N59 (Santa Clara Truck Trail), west of Whitney Canyon, 0.2-0.5 mi. ESE of ride-share parking lot at Hwy 14 and Newhall Ave. 470 Comment
  UCR258815  Ceanothus crassifolius R. G. Swinney 2010-5-25 12974 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  SBBG118594  Ceanothus crassifolius var. crassifolius J. Henrickson 2000-4-15 20710 Los Angeles ca. 1 mi SE of Newhall in W part of Whitney Cyn, just NE of jct of San Fernando Rd and St Hwy 14; T3N, R15W, SW/S 6 472 Comment
  SBBG17034  Ceanothus crassifolius var. crassifolius K. A. Wilson, D. E. Bianchi 1961-2-2 842 Los Angeles Placerita Rd; small gully 2 mi E of Hwy 6 Comment
  SBBG17293  Ceanothus crassifolius var. crassifolius K. A. Wilson 1961-2-8 842 Los Angeles small cyn on Hwy 99 about 1 mi S of Hwy 6 intersection; Santa Susana Mts Comment
  RSA584215  Ceanothus crassifolius var. planus Tim S. Ross, Orlando Mistretta 1993-5-27 7319 Los Angeles W end of the San Gabriel Mtns: southwesterly draw 1200 ft. WSW of May Canyon Saddle. 1061 Comment
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Sep 30 2014
  RSA584288  Ceanothus crassifolius var. planus Tim S. Ross, Orlando Mistretta 1993-5-26 7299 Los Angeles W end of the San Gabriel Mtns: southerly slope off the main E/W divide about midway between Wilson Canyon Saddle and May Canyon Saddle (draining to Wilson Canyon and Sylmar). 994 Comment
  RSA0043004  Ceanothus leucodermis R. G. Swinney 2010-6-21 13255 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail. 561 Comment
  RSA562545  Ceanothus leucodermis Steve Boyd, W. Appleby 1993-4-22 8001 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon 854 Comment
  UCR252571  Ceanothus leucodermis R. G. Swinney 2010-6-21 13255 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
  RSA0116692  Ceanothus oliganthus R. G. Swinney 2010-5-25 12929 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  UCD162838  Ceanothus oliganthus D. O. Burge 2015-3-17 1689 Los Angeles Newhall Pass. 550 Comment
  UCR277240  Ceanothus oliganthus R. G. Swinney 2010-5-25 12929 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  RSA0106841  Ceanothus oliganthus subsp. oliganthus R. G. Swinney 2011-5-10 14638 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
  UCR273558  Ceanothus oliganthus subsp. oliganthus R. G. Swinney 2011-5-10 14638 Los Angeles San Gabriel Mountains, Angeles Natl. Forest, 'Manzanita Mt.', at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center 629 Comment
  RSA562578  Ceanothus oliganthus var. oliganthus Steve Boyd, W. Appleby 1993-4-22 7992 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon 854 Comment
  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
  RSA655941  Ceanothus oliganthus var. oliganthus James Henrickson 2000-4-15 20707 B Los Angeles 1 mile SE of Newhall in W part of Whitney Canyon just NE of junction of San Fernando Road and State Hwy 14, within 200ft of Hwy 14 473 Comment
  UC1070912  Ceanothus oliganthus var. oliganthus R. St. John 1930-2-14 94 Los Angeles Gavin Canyon Santa Susana quad. (Plot #23.) 609 Comment
  UC1071162  Ceanothus oliganthus var. oliganthus P. L. Johannsen 1934-2-26 307 Los Angeles 1/4 mi s San Fernando Pass; Santa Susana quad. 441 Comment
  UCR150658  Ceanothus oliganthus var. oliganthus James Henrickson 2000-4-15 20707 B Los Angeles San Gabriel Mountains region, c. 1 mi SE of Newhall in Whitney Canyon, SE of junction of San Fernando Road and State Highway 14; 0.25-0.5 mile east of Highway 14; within 200 ft of Hwy 488 Comment
  RSA0042039  Centaurea melitensis R. G. Swinney 2010-5-4 12485 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
  RSA0053864  Centaurea melitensis R. G. Swinney 2010-4-28 12439 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of the eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0055981  Centaurea melitensis Richard G. Swinney 2010-5-25 12979 Los Angeles San Gabriel Mountains; just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA0069439  Centaurea melitensis R. G. Swinney 2010-6-8 13194 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
  RSA0087089  Centaurea melitensis R. G. Swinney 2010-5-4 12565 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA0088008  Centaurea melitensis R. G. Swinney 2010-6-21 13299 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
  SEINET13203128 Image available Centaurea melitensis R. G. Swinney 2010-1 12485 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. (San Fernando 7.5' Q.) (T3N R15W S20) 488 Comment
  UCR255850  Centaurea melitensis R. G. Swinney 2010-5-4 12485 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
  UCR256473  Centaurea melitensis R. G. Swinney 2010-6-8 13194 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  UCR258808  Centaurea melitensis R. G. Swinney 2010-5-25 12979 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UCR259921  Centaurea melitensis R. G. Swinney 2010-4-28 12439 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
  UCR260346  Centaurea melitensis R. G. Swinney 2010-5-4 12565 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  UCR260389  Centaurea melitensis R. G. Swinney 2010-6-21 13299 Los Angeles San Gabriel Mountains, 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
  RSA0083121  Cercocarpus betuloides R. G. Swinney 2010-6-4 13030 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  RSA655936  Cercocarpus betuloides James Henrickson 2000-4-15 20707 Los Angeles 1 mile SE of Newhall in W part of Whitney Canyon just NE of junction of San Fernando Road and State Hwy 14, within 200ft of Hwy 14 473 Comment
  UCR256162  Cercocarpus betuloides R. G. Swinney 2010-6-4 13030 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
  CAS-BOT-BC279520  Chaenactis artemisiifolia Tim Ross; Orlando Mistretta 1993-5-27 7326 Los Angeles W end of the San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon 768 Comment
  RSA0053863  Chaenactis artemisiifolia R. G. Swinney 2010-4-28 12426 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of the eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0087064  Chaenactis artemisiifolia R. G. Swinney 2010-5-4 12518 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  RSA0088259  Chaenactis artemisiifolia R. G. Swinney 2010-5-25 12968 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  UCR255769  Chaenactis artemisiifolia R. G. Swinney 2010-5-4 12489 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
  UCR256184  Chaenactis artemisiifolia R. G. Swinney 2010-6-4 13070 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
  UCR258785  Chaenactis artemisiifolia R. G. Swinney 2010-5-25 12968 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UCR259137  Chaenactis artemisiifolia R. G. Swinney 2010-5-4 12518 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  UCR259935  Chaenactis artemisiifolia R. G. Swinney 2010-4-28 12426 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  RSA0115252  Chaenactis glabriuscula Richard G. Swinney 2010-6-8 13222 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 100-300m south of Placerita Cyn. in Los Pinetos Cyn. 573 Comment
  UCR277047  Chaenactis glabriuscula R. G. Swinney 2010-6-8 13222 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 100-300 m south of Placerita Cyn. in Los Pinetos Cyn. 598 Comment
  UCR89951  Chaenactis glabriuscula Scott D. White, C. McGaugh 1995-6-6 3219 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  JEPS34157  Chaenactis glabriuscula var. glabriuscula W. L. Jepson 1920-5-3 8925 Los Angeles near Newhall Comment
  RSA0080972  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-4-28 12400 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA562558  Chaenactis glabriuscula var. glabriuscula Steve Boyd, Orlando Mistretta 1993-5-11 8122 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of Forest on ridge dividing Whitney Canyon and Placerita Canyon 488 Comment
  UC1871091  Chaenactis glabriuscula var. glabriuscula T. S. Ross, Walter Appleby 1993-5-20 7181 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle; San Fernando quad: R15W T3N, NE/4 SE/4 sect. 9; elev. ca. 3120 ft. 951 Comment
  UCR259774  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-4-28 12389 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
  UCR271812  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-4-28 12400 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
  RSA0115448  Chenopodium R. G. Swinney 2010-10-5 13974 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, west of Oak of the Golden Dreams, at west boundary of park. 451 Comment
  RSA0115450  Chenopodium R. G. Swinney 2010-10-5 13976 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, west of Oak of the Golden Dreams, at west boundary of park. 451 Comment
  UCR277234  Chenopodium R. G. Swinney 2010-10-5 13974 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, west of 'Oak of the Golden Dreams', at west boundary of park 451 Comment
  RSA610543  Chenopodium album L. C. Wheeler 1968-8-20 s.n. Los Angeles Los Pinetos Canyon Spring. 854 Comment
  RSA610544  Chenopodium album L. C. Wheeler 1968-8-20 s.n. Los Angeles Los Pinetos Canyon Spring. 854 Comment
  RSA0053870  Chenopodium berlandieri R. G. Swinney 2010-4-28 12432 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of the eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  SEINET8043939 Image available Chenopodium berlandieri R. G. Swinney 2010-1 12432 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream) below Natl. Forest boundary. 488 Comment
  UCR259751  Chenopodium berlandieri R. G. Swinney 2010-4-28 12432 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
  UCR260343  Chenopodium berlandieri R. G. Swinney 2010-5-4 12566 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  UCR277094  Chenopodium berlandieri R. G. Swinney 2010-10-5 13993 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  UCR277235  Chenopodium berlandieri R. G. Swinney 2010-10-5 13976 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, west of 'Oak of the Golden Dreams', at west boundary of park 451 Comment
  RSA584333  Chenopodium botrys T. S. Ross, Orlando Mistretta 1993-5-26 7306 Los Angeles W end of the San Gabriel Mtns: Santa Clara Road (USFS) between Wilson Canyon Saddle and May Canyon saddle. Seepy northerly draw at roadside, head of a tributary of Los Pinetos Canyon. 1043 Comment
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Sep 30 2014
  RSA0042042  Chenopodium californicum R. G. Swinney 2010-3-10 11831 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
  RSA596927  Chenopodium californicum Scott D. White, Chet McGaugh 1995-5-9 3005 Los Angeles E edge of Santa Susana Mts., Just W of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): W of San Fernando Road and I-5 Fwy. Just SW of interchange with State Route 14. Sunshine Canyon Landfill property;, site proposed for landfill expansion. 457 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
  UCR255839  Chenopodium californicum R. G. Swinney 2010-3-10 11831 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
  RSA0069434  Chenopodium murale R. G. Swinney 2010-6-8 13218 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
  RSA0087063  Chenopodium murale R. G. Swinney 2010-5-4 12531 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  UCR256843  Chenopodium murale R. G. Swinney 2010-6-8 13218 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  UCR259136  Chenopodium murale R. G. Swinney 2010-5-4 12531 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  CLARK-A1528-5090  Chlorogalum pomeridianum John C. Roos 1947-5-17 3624 Los Angeles 396 Comment
  RSA0039464  Chlorogalum pomeridianum R. G. Swinney 2010-6-21 13250 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail. 561 Comment
  UCR252559  Chlorogalum pomeridianum R. G. Swinney 2010-6-21 13250 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
  UCR258896  Chlorogalum pomeridianum R. G. Swinney 2010-4-30 12470 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, ridgetop south of the southern of the two eastern forks of Wilson Cyn., 0.45 miles east of Wilson Debris Basin along old motorway 549 Comment
  RSA600747  Chlorogalum pomeridianum var. pomeridianum Louis C. Wheeler 1967-6-26 9862 Los Angeles San Gabriel Mountains : East side Fremont Pass 556 Comment
  CAS-BOT-BC252764  Chorizanthe parryi var. fernandina H. E. Hasse 1893-6-30 69 Los Angeles Newhall Comment
  CAS-BOT-BC244728  Chorizanthe staticoides H. E. Hasse 1893-6-3 38 Los Angeles Newhall Comment
  CAS-BOT-BC244798  Chorizanthe staticoides Dr. Barton W. Evermann 1916-5-15 s.n. Los Angeles Newhall Comment
  RSA0060466  Chorizanthe staticoides R. G. Swinney 2010-3-10 11834 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
  RSA226108  Chorizanthe staticoides Robert F. Thorne, C. W. Tilforth 1971-6-17 39913 -b Los Angeles 1 mile up Placerita Canyon from junction with Antelope Valley Freeway, W end of San Gabriel Mountains 488 Comment
  RSA562540  Chorizanthe staticoides Steve Boyd, Orlando Mistretta 1993-5-11 8121 Los Angeles North of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of Forest on ridge dividing Whitney Canyon and Placerita Canyon. 488 Comment
  RSA601560  Chorizanthe staticoides Louis C. Wheeler 1967-6-15 9820 Los Angeles San Gabriel Mountains: Fremont Pass. Land Grant 564 Comment
  SD257354  Chorizanthe staticoides R. G. Swinney 2010-3-10 11834 Los Angeles San Gabriel Mountains: Whitney Canyon, Whitney Canyon Park, from 0.4 mile east of 14 Hwy, at the canyon mouth to 300 meters SE along ridgetip to the east of Whitney Canyon (Oat Mt. 7.5'Q) 441 Comment
  SD46365  Chorizanthe staticoides Darley F. Howe 1956-7-1 2551 Los Angeles Near San Fernando, San Gabriel Mts. Comment
  SEINET13203129 Image available Chorizanthe staticoides R. G. Swinney 2010-1 11834 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. (Oat Mt. 7.5' Q.) 442 Comment
  UC188745  Chorizanthe staticoides S. B. and W. F. Parish June 1881-June 1887 1999 Los Angeles foothills San Fernando Mountains foothills San Fernando Mts Comment
  UC52617  Chorizanthe staticoides J. H. Barber 1897-6-24 173 Los Angeles Mountains near Newhall (Southern California); Mountains near Newhall Comment
  UCD105104  Chorizanthe staticoides Louis C. Wheeler 1967-6-15 9820 Los Angeles San Gabriel Mountains: Fremont Pass. Land Grant. 563 Comment
  UCR255836  Chorizanthe staticoides R. G. Swinney 2010-3-10 11834 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
  UCR277133  Chorizanthe staticoides R. G. Swinney 2010-5-25 12952 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Manzanita Trail 150 meters south of Nature Center 488 Comment
  UCR89952  Chorizanthe staticoides Scott D. White, Chet McGaugh 1995-6-6 3218 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  RSA605378  Chorizanthe xanti Scott D. White, Chet McGaugh 1995-6-6 3218 Los Angeles E edge of Santa Susana Mountains, just W of San Gabriel Mountains: 'Sunshine Canyon'. W of San Fernando Road and I-5 Freeway, just SW of interchange w/ SR 14 Freeway. 457 Comment
  RSA601690  Chrysothamnus nauseosus subsp. hololeucus L. C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon ca. 1/2 mi. beyond Oak of the Golden Dream (same location as spring collection) 518 Comment
  RSA0085289  Cirsium occidentale R. G. Swinney 2010-4-30 12472 Los Angeles near Sylmar, Wilson Canyon Park, ridgetop south of the southern of the two eastern forks of Wilson Cyn., 0.45 miles east of Wilson Debris Basin along old motorway 549 Comment
  UCR258882  Cirsium occidentale R. G. Swinney 2010-4-30 12472 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, ridgetop south of the southern of the two eastern forks of Wilson Cyn., 0.45 miles east of Wilson Debris Basin along old motorway 549 Comment
  RSA0068443  Cirsium occidentale var. californicum R. G. Swinney 2010-6-8 13210 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
  UCR256876  Cirsium occidentale var. californicum R. G. Swinney 2010-6-8 13210 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  RSA0062626  Cirsium occidentale var. coulteri R. G. Swinney 2010-6-8 13188 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
  RSA0085349  Cirsium occidentale var. coulteri R. G. Swinney 2010-4-28 12378 Los Angeles near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  UCR256463  Cirsium occidentale var. coulteri R. G. Swinney 2010-6-8 13188 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  UCR258755  Cirsium occidentale var. coulteri R. G. Swinney 2010-5-25 12960 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UCR259143  Cirsium occidentale var. coulteri R. G. Swinney 2010-4-28 12378 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  UCR88667  Cirsium occidentale var. occidentale Scott D. White, Chet McGaugh 1995-5-9 2996 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA596925  Cirsium vulgare Scott D. White 1995-5-9 3007 Los Angeles E edge of Santa Susana Mts., Just W of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): W of San Fernando Road and I-5 Fwy. Just SW of interchange with State Route 14. Sunshine Canyon Landfill property. 457 Comment
  UCR260332  Cirsium vulgare R. G. Swinney 2010-5-4 12545 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  RSA724615  Cistanthe monandra K. Dobry 1990-5-2 563 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  RSA590556  Cistus creticus T. S. Ross, Walter Appleby 1993-5-20 7186 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle. 951 Comment
  RSA0082603  Cistus incanus R. G. Swinney 2010-6-21 13306 Los Angeles 0.2 miles east of Wilson Canyon Saddle, jct. of Santa Clara Truck Trail and Los Pinetos Spring Trail, on south side of Truck Trail. 951 Comment
  UC1611556  Cistus incanus Tim Ross and Walter Appleby 1993-4-15 6821 Los Angeles southerly draw ca. 515 m ssw May Canyon Saddle (draining to Wilson Canyon, disturbed area on n side of Loop Canyon Rd.); Western San Gabriel Mtns., San Fernando 7.5' USGS Quad. 1011 Comment
  UC1871029  Cistus incanus T. S. Ross, Walter Appleby 1993-5-20 7186 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle; San Fernando quad: R15W T3N, NE/4 SE/4 sect. 9 Comment
  UCR259040  Cistus incanus R. G. Swinney 2010-6-21 13306 Los Angeles San Gabriel Mountains, 0.2 miles east of Wilson Canyon Saddle, jct. of Santa Clara Truck Trail and Los Pinetos Spring Trail, on south side of Truck Trail 951 Comment
  CAS-BOT-BC172438  Clarkia bottae Tim Ross; Orlando Mistretta 1993-5-27 7328 Los Angeles W end of San Gabriel Mtns., ridge dropping westward from Loop Canyon road (at 3060 ft) toward Wilson Canyon 670 Comment
  RSA0085031  Clarkia bottae R. G. Swinney 2010-6-21 13277 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
  RSA0115257  Clarkia bottae Richard G. Swinney 2010-5-25 12942 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA562552  Clarkia bottae Steve Boyd, Orlando Mistretta 1993-5-11 8129 Los Angeles North of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of Forest on ridge dividing Whitney Canyon and Placerita Canyon. 488 Comment
  RSA584219  Clarkia bottae Tim S. Ross 1993-5-27 7328 Los Angeles W end of the San Gabriel Mts.: Wilson Canyon, along the riparian strip. 625 Comment
  RSA648039  Clarkia bottae Orlando Mistretta 1992-7-13 679 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  RSA724760  Clarkia bottae K. Dobry 1991-5-13 494 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  UCD104357  Clarkia bottae Dolores Hainey; Alex Rudinger 1996-5-9 7 Los Angeles Walker Ranch, 1/4 mile from gate along Oakpass trail. Comment
  UCR159913  Clarkia bottae Orlando Mistretta 1992-7-13 679 Los Angeles Transverse Ranges; San Gabriel Mountains region, Los Pinetos Spring Canyon Trail 915 Comment
  UCR256440  Clarkia bottae R. G. Swinney 2010-6-4 13024 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
  UCR260363  Clarkia bottae R. G. Swinney 2010-6-21 13277 Los Angeles San Gabriel Mountains, 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
  UCR277028  Clarkia bottae R. G. Swinney 2010-5-25 12942 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  SFV2478  Clarkia cylindrica K. A. Wilson 1962-5-26 1287 Los Angeles San Gabriel Mountains Placerita Canyon, about 1 mile east of Highway 6. 500 Comment
  SFV2497  Clarkia cylindrica P. G. Kilburn 1958-4-26 766 Los Angeles Santa Susana Mountains Gentile (Gentili) Ranch. 460 Comment
  UCR23522  Clarkia cylindrica John C. Roos 1942-6-6 988 Los Angeles Western Transverse Range, Placerita Canyon near Newhall 610 Comment
  JEPS43836  Clarkia cylindrica subsp. clavicarpa C. L. Hitchcock 1928-6-2 1 Los Angeles 1/8 mi n Newhall Tunnel 500 Comment
  CAS-BOT-BC172252  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-6-2 1 Los Angeles 1/8 mile north of Newhall Tunnel 500 Comment
  POM153240  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-6-2 1 Los Angeles 1/8 mile north of Newhall Tunnel. 152 Comment
  RSA458826  Clarkia cylindrica subsp. cylindrica Kenneth A. Wilson 1962-5-26 1287 Los Angeles Placerita Canyon, about one mile east of Hwy 6. Comment
  RSA601566  Clarkia cylindrica subsp. cylindrica Louis C. Wheeler 1967-6-15 9816 Los Angeles San Gabriel Mountains: South side Fremont Pass, east side. Land Grant 549 Comment
  RSA618667  Clarkia cylindrica subsp. cylindrica Louis C. Wheeler 1967-5-18 9638 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  RSA73320  Clarkia cylindrica subsp. cylindrica F. W. Peirson 1921-5-18 2797 Los Angeles summit of Newhall Grade, near Newhall. 427 Comment
  SBBG17117  Clarkia cylindrica subsp. cylindrica K. A. Wilson 1962-5-26 1287 Los Angeles Placerita Cynm, ca. 1 mi E of Hwy 6 Comment
  UC373503  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-6-2 1 Los Angeles 1/8 mi n Newhall Tunnel 500 Comment
  UCR139126  Clarkia cylindrica subsp. cylindrica L. C. Wheeler 1967-5-18 9638 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  UCR90285  Clarkia deflexa Scott D. White, Chet McGaugh 1995-6-6 3225 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  UCR273559  Clarkia purpurea R. G. Swinney 2011-5-10 14637 Los Angeles San Gabriel Mountains, Angeles Natl. Forest, 'Manzanita Mt.', at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center 629 Comment
  UCR89976  Clarkia purpurea Scott D. White, Chet McGaugh 1995-6-6 3232 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  CAS-BOT-BC163710  Clarkia purpurea subsp. quadrivulnera Dr. Barton W. Evermann 1916-5-15 s.n. Los Angeles Newhall Comment
  RSA0087867  Clarkia purpurea subsp. quadrivulnera R. G. Swinney 2010-6-21 13272 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
  RSA0115253  Clarkia purpurea subsp. quadrivulnera Richard G. Swinney 2010-5-25 12946 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA512035  Clarkia purpurea subsp. quadrivulnera Louis C. Wheeler 1967-5-18 9645 Los Angeles Angeles National Forest; Placerita Canyon. 518 Comment
  RSA590553  Clarkia purpurea subsp. quadrivulnera Tim S. Ross, W. Appleby 1993-5-19 7168 Los Angeles Western San Gabriel Mtns: ca.80m S of Wilson Canyon Saddle along old loop road 951 Comment
  RSA601129  Clarkia purpurea subsp. quadrivulnera Louis C. Wheeler 1967-6-15 9817 Los Angeles San Gabriel Mountains: South side Fremont Pass, east side. Land Grant 549 Comment
  RSA617926  Clarkia purpurea subsp. quadrivulnera Louis C. Wheeler 1967-5-18 9645 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  UC1871032  Clarkia purpurea subsp. quadrivulnera T. S. Ross, W. Appleby 1993-5-19 7168 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mtns: ca.80m S of Wilson Canyon Saddle along old loop road; San Fernando 7.5' USGS quad; R15W T3N, NW/4 SE/4 NE/4 SE/4 sect 9; ca 3120 ft elevation. 951 Comment
  UCR260402  Clarkia purpurea subsp. quadrivulnera R. G. Swinney 2010-6-21 13272 Los Angeles San Gabriel Mountains, 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
  UCR277212  Clarkia purpurea subsp. quadrivulnera R. G. Swinney 2010-5-25 12946 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  CAS-BOT-BC165497  Clarkia unguiculata Richard S. Felger 1968-6-13 s.n. Los Angeles Elsmere Canyon, San Gabriel Mts., Angeles Natl. Forest, ca. 2 mi se Newhall 518 Comment
  CAS-BOT-BC165506  Clarkia unguiculata Carl B. Wolf 1928-5-11 2180 Los Angeles So. base of Newhall Grade 457 Comment
  CLARK-A1528-3373  Clarkia unguiculata John C. Roos 1942-6-6 989 Los Angeles Placerita Canyon Comment
  JEPS57331  Clarkia unguiculata L. R. Heckard 1968-5-11 1844 Los Angeles 1.3 mi below Newhall junction (along Highway 6, se of Newhall) 518 Comment
  POM307162  Clarkia unguiculata Henry J. Ramsey, Henry J. Ramsey 1937-5-15 2008 Los Angeles Newhall Grade. Comment
  RSA0055771  Clarkia unguiculata R. G. Swinney 2010-4-28 12388 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0073360  Clarkia unguiculata R. G. Swinney 2010-6-21 13304 Los Angeles 0.2 miles east of Wilson Canyon Saddle, jct. of Santa Clara Truck Trail and Los Pinetos Spring Trail, on south side of Truck Trail. 951 Comment
  RSA0084498  Clarkia unguiculata R. G. Swinney 2010-5-4 12561 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA0088004  Clarkia unguiculata R. G. Swinney 2010-6-21 13280 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
  RSA0115271  Clarkia unguiculata Richard G. Swinney 2010-5-25 12913 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA15529  Clarkia unguiculata Carl B. Wolf 1928-5-11 2180 Los Angeles So. base of Newhall Grade. Comment
  RSA448589  Clarkia unguiculata Geo. L. Moxley 1913-7-26 s.n. Los Angeles On hills near Newhall. Comment
  RSA502091  Clarkia unguiculata R. S. Felger 1968-6-13 s.n. Los Angeles Elsmere Canyon, Angeles Natl. Forest, ca. 2 mi SE of Newhall. 518 Comment
  RSA561606  Clarkia unguiculata Steve Boyd, Orlando Mistretta 1993-5-18 8154 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tuhunga Ranger District of the Angeles National Forest. Upper Sombrero Canyon, just below western end of Sombrero Road (3N64). 792 Comment
  RSA584291  Clarkia unguiculata Tim S. Ross, Orlando Mistretta 1993-5-27 7340 Los Angeles W end of the San Gabriel Mountains: Wilson Canyon, along the riparian strip. 588 Comment
  RSA590476  Clarkia unguiculata Tim S. Ross, W. Appleby 1993-5-20 7210 Los Angeles Western San Gabriel Mts: vicinity of Los Pinetos Spring. 890 Comment
  RSA601130  Clarkia unguiculata Louis C. Wheeler 1967-6-15 9818 Los Angeles San Gabriel Mountains: South side Fremont Pass, east side. Land Grant 549 Comment
  RSA648038  Clarkia unguiculata Orlando Mistretta 1992-7-13 674 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  RSA659472  Clarkia unguiculata J. C. Roos 1947-5-17 3626 Los Angeles Placerita Canyon east of Newhall. Comment
  UCR23519  Clarkia unguiculata John C. Roos 1942-6-6 989 Los Angeles Western Transverse Range, Placerita Canyon near Newhall 610 Comment
  UCR259775  Clarkia unguiculata R. G. Swinney 2010-4-28 12388 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
  UCR259994  Clarkia unguiculata R. G. Swinney 2010-6-21 13304 Los Angeles San Gabriel Mountains, 0.2 miles east of Wilson Canyon Saddle, jct. of Santa Clara Truck Trail and Los Pinetos Spring Trail, on south side of Truck Trail 951 Comment
  UCR260350  Clarkia unguiculata R. G. Swinney 2010-5-4 12561 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  UCR260396  Clarkia unguiculata R. G. Swinney 2010-6-21 13280 Los Angeles San Gabriel Mountains, 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
  UCR277033  Clarkia unguiculata R. G. Swinney 2010-5-25 12913 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  UCR88512  Clarkia unguiculata Scott D. White, Chet McGaugh 1995-5-9 3025 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  UCR88708  Clarkia unguiculata Scott D. White, Chet McGaugh 1995-5-9 2979 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA0115267  Claytonia parviflora Richard G. Swinney 2010-6-8 13227 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 100-300m south of Placerita Cyn. in Los Pinetos Cyn. 573 Comment
  UCR277136  Claytonia parviflora R. G. Swinney 2010-6-8 13227 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 100-300 m south of Placerita Cyn. in Los Pinetos Cyn. 598 Comment
  RSA0107283  Claytonia parviflora subsp. parviflora R. G. Swinney 2011-5-10 14644 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
  RSA563506  Claytonia parviflora subsp. parviflora Timothy S. Ross, W. Appleby 1993-5-13 7118 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon. 854 Comment
  UCR273296  Claytonia parviflora subsp. parviflora R. G. Swinney 2011-5-10 14644 Los Angeles San Gabriel Mountains, Angeles Natl. Forest, 'Manzanita Mt.', at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center 629 Comment
  RSA724613  Claytonia parviflora subsp. utahensis K. Dobry 1991-4-22 452 Los Angeles San Gabriel Mts. at Elsmere Cyn Comment
  RSA724614  Claytonia parviflora subsp. utahensis K. Dobry 1991-4-22 457 Los Angeles San Gabriel Mts. at Elsmere Cyn Comment
  RSA0082602  Claytonia perfoliata R. G. Swinney 2010-3-14 11897 Los Angeles Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road. 447 Comment
  RSA0087861  Claytonia perfoliata R. G. Swinney 2010-6-21 13288 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
  SFV1191  Claytonia perfoliata P. G. Kilburn 1958-3-29 668 Los Angeles Santa Susana Mountains Oat Mountain, Phil Gentile Ranch. On north slope, 200 yards west of road. Comment
  UCD100738  Claytonia perfoliata Marc Meyer; Mike Alvord, Marc Blain 1993-3-14 9 Los Angeles San Gabriel Mts., Walker Ranch in Placerita Cyn. State Park. 450 Comment
  UCR259042  Claytonia perfoliata R. G. Swinney 2010-3-14 11897 Los Angeles San Gabriel Mountains, Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road 447 Comment
  UCR260399  Claytonia perfoliata R. G. Swinney 2010-6-21 13288 Los Angeles San Gabriel Mountains, 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
  UCR276964  Claytonia perfoliata R. G. Swinney 2010-6-8 13238 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream 671 Comment
  RSA562569  Claytonia perfoliata subsp. mexicana Steve Boyd, W. Appleby 1993-4-22 7981 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon 854 Comment
  UC1871087  Claytonia perfoliata subsp. mexicana T. S. Ross, Walter Appleby 1993-5-13 7118 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon; San Fernando 7.5' USGS quad; R15W T3N, E/4 NW/4 sect 10; between 2800-3220 feet elevation. Comment
  RSA0070331  Clematis lasiantha R. G. Swinney 2010-6-8 13179 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream. 494 Comment
  RSA724608  Clematis lasiantha K. Dobry 1991-5-2 566 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  RSA724609  Clematis lasiantha K. Dobry 1991-5-2 567 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  RSA724610  Clematis lasiantha K. Dobry 1991-5-2 564 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  SFV18448  Clematis lasiantha C. Ferguson 1973-3-24 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Los Pinetos Trail._x000B_ Comment
  UCR259579  Clematis lasiantha R. G. Swinney 2010-6-8 13179 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream 549 Comment
  UCR142534  Cnicus benedictus L. C. Wheeler 1967-6-26 9915 Los Angeles San Gabriel Mtns, Placerita Canyon; c. 0.25 mile east of highway 457 Comment
  RSA0037361  Collinsia heterophylla R. G. Swinney 2010-6-21 13269 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail. 561 Comment
  RSA0082589  Collinsia heterophylla R. G. Swinney 2010-6-4 12993 Los Angeles Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon. 476 Comment
  RSA0086833  Collinsia heterophylla R. G. Swinney 2011-5-3 14556 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  RSA596924  Collinsia heterophylla Scott D. White, Chet McGaugh 1995-5-9 2982 Los Angeles E edge of Santa Susana Mts., Just W of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): W of San Fernando Road and I-5 Fwy. Just SW of interchange with State Route 14. Sunshine Canyon Landfill property. 457 Comment
  RSA618595  Collinsia heterophylla Louis C. Wheeler 1967-5-18 9621 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  UCR138844  Collinsia heterophylla L. C. Wheeler 1967-5-18 9621 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  UCR252560  Collinsia heterophylla R. G. Swinney 2010-6-21 13269 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
  UCR259250  Collinsia heterophylla R. G. Swinney 2010-6-4 12993 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
  UCR271490  Collinsia heterophylla R. G. Swinney 2011-5-3 14556 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  UCR88702  Collinsia heterophylla Scott D. White, Chet McGaugh 1995-5-9 2982 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  CAS-BOT-BC240958  Collinsia parryi H. E. Hasse 1893-6-3 s.n. Los Angeles Newhall Comment
  GH365621  Collinsia parryi H. E. Hasse 1892-6-1 Unknown Newhall Comment
  LA209063  Collinsia parryi J. Sauer; 1980-4-26 6087 Los Angeles Placerita Canyon, W end of San Gabriel Mountains Comment
  SFV4897  Collinsia parryi M. H. Grayum 1971-5-5 Los Angeles San Gabriel Mountains Placerita Canyon. About 1 mile upstream from Nature Center. 503 Comment
  UCD123564  Collinsia parryi Daryl Koutnik; George Fisler 1978-4-26 s.n. Los Angeles Walker Ranch, east end of Placerita Canyon County Park. 365 Comment
  SBBG118593  Collinsia parviflora J. Henrickson 2000-4-15 20704 Los Angeles ca. 1 mi SE of Newhall in Whitney Cyn, SE of jct of San Fernando Rd and St Hwy 14, ca. 0.5 mi E of St Hwy 14; near T3N, R15W, N edge of S 7 457 Comment
  UCR271483  Collinsia parviflora R. G. Swinney 2011-5-3 14570 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  SFV16410  Colutea arborescens J. H. Nishida, R. L. Allen, V. Coleman 1991-8-10 s. n. Los Angeles San Gabriel Mountains Bear Divide off of Little Tujunga Canyon. At west-bound entrance. 793 Comment
  RSA0116848  Conyza canadensis R. G. Swinney 2010-10-5 13973 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, west of Oak of the Golden Dreams, at west boundary of park. 451 Comment
  UCR277182  Conyza canadensis R. G. Swinney 2010-10-5 13973 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, west of 'Oak of the Golden Dreams', at west boundary of park 451 Comment
  RSA0115280  Cordylanthus rigidus Richard G. Swinney 2010-10-5 13990 Los Angeles San Gabriel Mountains: east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  UCR277091  Cordylanthus rigidus R. G. Swinney 2010-10-5 13990 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  CAS-BOT-BC105653  Corethrogyne filaginifolia John Thomas Howell 1950-11-9 27483 Los Angeles 4 mi. s. of Newhall on Foothill Blvd. Comment
  CAS-BOT-BC105723  Corethrogyne filaginifolia L. R. Abrams 1916-10-31 6367 Los Angeles Fremonts Pass Comment
  CAS-BOT-BC105724  Corethrogyne filaginifolia M. Canby 1925-11-28 12 Los Angeles North side of Newhall pass Comment
  CHSC110165  Corethrogyne filaginifolia Scott Sundberg; Linda Hardison 1986-9-19 3272 Los Angeles Along Interstate 5, S of Newhall, 1.3 mile N of the turnoff to N14 to Palmdale. Comment
  RSA0085029  Corethrogyne filaginifolia R. G. Swinney 2010-4-30 12447 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  RSA0116845  Corethrogyne filaginifolia R. G. Swinney 2010-10-5 13970 Los Angeles San Gabriel Mountains; Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center. 463 Comment
  UC1119250  Corethrogyne filaginifolia P. L. Johannsen 1934-2-26 306 Los Angeles 1 1/4 mi sw San Fernando Pass; Santa Susana Quadrangle Comment
  UC277036  Corethrogyne filaginifolia M. L. Canby 1925-11-28 13 Los Angeles s Newhall Grade; s of Newhall Grade Comment
  UC277037  Corethrogyne filaginifolia M. L. Canby 1925-11-28 12 Los Angeles n side Newhall Pass; n side Newhall Pass Comment
  UC895247  Corethrogyne filaginifolia L. R. Abrams 1916-10-31 6367 Los Angeles Fremont's Pass Comment
  UCR260361  Corethrogyne filaginifolia R. G. Swinney 2010-4-30 12447 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  UCR277231  Corethrogyne filaginifolia R. G. Swinney 2010-10-5 13970 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  CAS-BOT-BC32931  Corethrogyne filaginifolia var. filaginifolia Frank Warrington Peirson 1923-10-7 4159 Los Angeles San Gabriel Mts. Newhall, Railroad Station Comment
  POM180499  Corethrogyne filaginifolia var. filaginifolia L. R. Abrams 1916-10-31 6367 Los Angeles Fremont's Pass, near Newhall. Comment
  PASA1811  Corethrogyne filaginifolia var. peirsonii Margaret L. Canby 1925-11-28 Los Angeles North side Newhall Grade Comment
  POM75767  Corethrogyne filaginifolia var. peirsonii M. Canby 1925-11-28 13 Los Angeles So. side of Newhall Grade. Comment
  RSA0087862  Cotula australis R. G. Swinney 2010-6-21 13287 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
  UCR260400  Cotula australis R. G. Swinney 2010-6-21 13287 Los Angeles San Gabriel Mountains, 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
  RSA0055778  Croton californicus R. G. Swinney 2010-4-28 12386 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0088149  Croton californicus R. G. Swinney 2010-5-4 12515 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  UCR259274  Croton californicus R. G. Swinney 2010-5-4 12515 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  UCR259754  Croton californicus R. G. Swinney 2010-4-28 12386 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
  SBBG133176  Croton setiger B. C. Templeton 1967-7-23 10172 Los Angeles Whitney Cyn; T3N R16W NW1/4 S12 Comment
  UCR256842  Croton setiger R. G. Swinney 2010-6-8 13219 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  UCR277230  Crypsis schoenoides R. G. Swinney 2010-10-5 13971 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  CAS-BOT-BC523908  Cryptantha R. G. Swinney 2010-6-21 13300 Los Angeles San Gabriel Mountains: Angeles National Forest within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 mi N of Santa Clara Truck Trail via trail W of spring 902 Comment
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Dec 6 2018
  UCR252564  Cryptantha R. G. Swinney 2010-6-21 13261 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
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Dec 7 2018
  UCR256174  Cryptantha R. G. Swinney 2010-6-4 13062 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
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Dec 7 2018
  UCR260388  Cryptantha R. G. Swinney 2010-6-21 13300 Los Angeles San Gabriel Mountains, 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
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Dec 6 2018
  RSA0049931  Cryptantha intermedia R. G. Swinney 2010-3-10 11824 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
  RSA0115258  Cryptantha intermedia Richard G. Swinney 2010-5-25 12941 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA724749  Cryptantha intermedia K. Dobry 1991-5-13 532 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  RSA724774  Cryptantha intermedia K. Dobry 1991-3-15 414 Los Angeles San Gabriel Mts. Upper Elsmere Cyn Comment
  UCR255789  Cryptantha intermedia R. G. Swinney 2010-3-10 11824 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
  UCR273269  Cryptantha intermedia R. G. Swinney 2011-5-10 14655 Los Angeles San Gabriel Mountains, Los Pinetos Canyon, east end of Placerita Cyn. Natural Area at Walker Ranch 573 Comment
  UCR277216  Cryptantha intermedia R. G. Swinney 2010-5-25 12941 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  UCR89949  Cryptantha intermedia Scott D. White, Chet McGaugh 1995-6-6 3222 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  UCR273166  Cryptantha intermedia var. intermedia R. G. Swinney 2011-5-10 14630 Los Angeles San Gabriel Mountains, Angeles Natl. Forest, 'Manzanita Mt.', at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center 629 Comment
  RSA0035997  Cryptantha microstachys R. G. Swinney 2010-6-21 13261 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail. 561 Comment
  RSA0047906  Cryptantha microstachys R. G. Swinney 2010-6-4 13062 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  RSA0087382  Cryptantha microstachys R. G. Swinney 2010-5-25 12983 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA0088009  Cryptantha microstachys R. G. Swinney 2010-6-21 13300 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
  UCR258804  Cryptantha microstachys R. G. Swinney 2010-5-25 12983 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  RSA0067561  Cryptantha muricata R. G. Swinney 2010-5-4 12498 Los Angeles San Gabriel Mountains: north of Sylmar, 0.1 mi. NNE (6 deg ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  RSA0080979  Cryptantha muricata R. G. Swinney 2010-4-28 12419 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0084656  Cryptantha muricata R. G. Swinney 2010-3-10 11817 Los Angeles NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  RSA0087380  Cryptantha muricata R. G. Swinney 2010-5-25 12981 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA0088596  Cryptantha muricata R. G. Swinney 2010-5-4 12541 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA724750  Cryptantha muricata K. Dobry 1991-3-15 427 Los Angeles San Gabriel Mts. Upper Elsmere Cyn Comment
  SD247357  Cryptantha muricata R. G. Swinney 2010-5-4 12498 Los Angeles San Gabriel Mountains: North of Sylmar, 0.1 mile NNE 6 degrees of Stetson Debris Basin, at north end of motorway at powerlines, west (250 degrees) of the debris basin in Sombrero Cyn., 0.4 mile north of I-210 Fwy. 487 Comment
  SEINET269237  Cryptantha muricata Scott D. White, Chet McGaugh 1995-5-16 3067 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
  UC1871088  Cryptantha muricata Tim Ross, Walter Appleby 1993-5-13 7114 Los Angeles Western San Gabriel Mountains: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon 853 Comment
  UCR108218  Cryptantha muricata L. C. Wheeler 1967-5-18 9610 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  UCR108379  Cryptantha muricata L. C. Wheeler 1967-5-18 9616 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  UCR255818  Cryptantha muricata R. G. Swinney 2010-5-4 12498 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  UCR258501  Cryptantha muricata R. G. Swinney 2010-3-10 11817 Los Angeles San Gabriel Mountains, NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  UCR258806  Cryptantha muricata R. G. Swinney 2010-5-25 12981 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UCR260334  Cryptantha muricata R. G. Swinney 2010-5-4 12541 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  UCR271813  Cryptantha muricata R. G. Swinney 2010-4-28 12417 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
  UCR272013  Cryptantha muricata R. G. Swinney 2010-4-28 12419 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
  UCR88521  Cryptantha muricata Scott D. White, Chet McGaugh 1995-5-16 3067 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  UCR89461  Cryptantha muricata T. S. Ross, W. Appleby 1993-5-13 7114 Los Angeles San Gabriel Mtns., c. 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon 976 Comment
  UCR93387  Cryptantha muricata T. S. Ross, Orlando Mistretta 1993-5-27 7322 Los Angeles San Gabriel Mtns., W end of San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon 841 Comment
  RSA0091661  Cucurbita foetidissima Bonnie C. Templeton 1967-7-23 10143 Los Angeles Whitney Canyon. 427 Comment
  RSA0115410  Cucurbita foetidissima R. G. Swinney 2010-10-5 13997 Los Angeles San Gabriel Mountains; Placerita Canyon on north side of Placerita Hwy., just outside boundary of Placerita Cyn. Natural Area, at west park entrance. 476 Comment
  SBBG133184  Cucurbita foetidissima B. C. Templeton 1967-7-23 10143 Los Angeles Whitney Cyn; T3N R15W NW 1/4 S12 427 Comment
  UCR277096  Cucurbita foetidissima R. G. Swinney 2010-10-5 13997 Los Angeles San Gabriel Mountains, Placerita Canyon on north side of Placerita Hwy., just outside boundary of Placerita Cyn. Natural Area, at west park entrance 476 Comment
  CAS-BOT-BC80494  Cupressus arizonica Carl B. Wolf 1935-12-11 7689 Los Angeles South of Newhall, at entrance to Republic Petroleum Co's. property 396 Comment
  CAS-BOT-BC80495  Cupressus arizonica Carl B. Wolf 1935-12-11 7690 Los Angeles South of Newhall, at entrance to Republic Petroleum Co's. property 396 Comment
  RSA0053862  Cuscuta R. G. Swinney 2010-4-28 12425 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of the eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  UCR259946  Cuscuta R. G. Swinney 2010-4-28 12425 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
  RSA0083305  Cuscuta californica R. G. Swinney 2010-6-4 13042 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  UCR256232  Cuscuta californica R. G. Swinney 2010-6-4 13042 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
  RSA0116342  Cylindropuntia californica var. parkeri R. G. Swinney 2010-10-5 13978 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, west of Oak of the Golden Dreams, at west boundary of park. 451 Comment
  UCR277418  Cylindropuntia californica var. parkeri R. G. Swinney 2010-10-5 13978 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, west of 'Oak of the Golden Dreams', at west boundary of park 451 Comment
  RSA0068250  Cynodon dactylon R. G. Swinney 2010-6-4 13025 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  UCR256441  Cynodon dactylon R. G. Swinney 2010-6-4 13025 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
  RSA574268  Cynosurus echinatus Timothy S. Ross, Steve Boyd 1993-6-29 7383 Los Angeles Western San Gabriel Mountains: 530 m WNW of Wilson Canyon Saddle; 340 m NNE of the Radio Facility. 1000 Comment
  UC1871122  Cynosurus echinatus T. S. Ross, S. D. Boyd 1993-6-29 7383 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: 530 m WNW of Wilson Canyon Saddle; 340 m NNE of the Radio Facility; WNW slope draining to Whitney Canyon; San Fernando 7.5' USGS quad: T3N R15W, NW/4 NW/4 SE/4 sec. 9, elev. 3280-3370 feet Comment
  RSA0110588  Cystopteris fragilis Richard G. Swinney 2010-6-8 13240 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream. 598 Comment
  RSA562581  Cystopteris fragilis Steve Boyd, Walter Appleby 1993-4-22 7989 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon. 854 Comment
  UCR276966  Cystopteris fragilis R. G. Swinney 2010-6-8 13240 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream 671 Comment
  UCR79374  Cystopteris fragilis Steve Boyd, W. Appleby 1993-4-22 7989 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
  RSA0081798  Dactylis glomerata R. G. Swinney 2010-6-21 13301 Los Angeles 0.2 miles east of Wilson Canyon Saddle, jct. of Santa Clara Truck Trail and Los Pinetos Spring Trail, on south side of Truck Trail. 951 Comment
  RSA562559  Dactylis glomerata Steve Boyd, Orlando Mistretta 1993-5-11 8125 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of Forest on ridge dividing Whitney Canyon and Placerita Canyon 488 Comment
  RSA725241  Dactylis glomerata K. Dobry 1991-5-2 d- 569 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  SEINET3926695  Dactylis glomerata K. Dobry 1991-5-2 560 Los Angeles Elsmere Canyon, West San Gabriel Mountains.; 0 Comment
  UCR259056  Dactylis glomerata R. G. Swinney 2010-6-21 13301 Los Angeles San Gabriel Mountains, 0.2 miles east of Wilson Canyon Saddle, jct. of Santa Clara Truck Trail and Los Pinetos Spring Trail, on south side of Truck Trail 951 Comment
  RSA0083122  Datisca glomerata R. G. Swinney 2010-6-4 13029 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  UCR23608  Datisca glomerata John C. Roos 1942-6-6 986 Los Angeles Western Transverse Range, Placerita Canyon near Newhall 610 Comment
  UCR256214  Datisca glomerata R. G. Swinney 2010-6-4 13029 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
  RSA0087243  Datura wrightii R. G. Swinney 2010-5-4 12534 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  RSA0115250  Datura wrightii Richard G. Swinney 2010-6-8 13224 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 100-300m south of Placerita Cyn. in Los Pinetos Cyn. 573 Comment
  RSA609108  Datura wrightii Louis C. Wheeler 1968-8-20 s.n. Los Angeles Los Pinetos Canyon Spring. 854 Comment
  RSA609586  Datura wrightii Louis C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Head of Whitney Canyon at Santa Clara Divide Road. 915 Comment
  RSA725418  Datura wrightii K. Dobry 1991-5-13 513 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  SBBG118483  Datura wrightii O. Mistretta 1992-7-13 690 Los Angeles Los Pinetos Spring Cyn Trail Comment
  UCR259130  Datura wrightii R. G. Swinney 2010-5-4 12534 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  UCR277135  Datura wrightii R. G. Swinney 2010-6-8 13224 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 100-300 m south of Placerita Cyn. in Los Pinetos Cyn. 598 Comment
  UC1971322  Deinandra fasciculata Louis C. Wheeler 1967-5-23 9664 Los Angeles 1 mile east southeast Honby. Comment
  UCR108447  Delphinium patens L. C. Wheeler 1967-5-18 9622 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  RSA0106741  Delphinium patens subsp. hepaticoideum R. G. Swinney 2011-5-3 14566 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  RSA618673  Delphinium patens subsp. hepaticoideum Louis C. Wheeler 1967-5-18 9622 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  RSA724385  Delphinium patens subsp. hepaticoideum K. Dobry 1991-3-15 418 Los Angeles San Gabriel Mts at Elsmre Cyn. Comment
  RSA724386  Delphinium patens subsp. hepaticoideum K. Dobry 1991-3-15 419 Los Angeles San Gabriel Mts at Elsmre Cyn. Comment
  UCR271477  Delphinium patens subsp. hepaticoideum R. G. Swinney 2011-5-3 14566 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  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
  RSA0115251  Dendromecon rigida Richard G. Swinney 2010-6-8 13223 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 100-300m south of Placerita Cyn. in Los Pinetos Cyn. 573 Comment
  UCR277134  Dendromecon rigida R. G. Swinney 2010-6-8 13223 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 100-300 m south of Placerita Cyn. in Los Pinetos Cyn. 598 Comment
  RSA0080074  Dicentra chrysantha R. G. Swinney 2010-6-4 13049 Los Angeles Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 473 Comment
  RSA0115412  Dicentra chrysantha R. G. Swinney 2010-10-5 13994 Los Angeles San Gabriel Mountains; east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  UCR256225  Dicentra chrysantha R. G. Swinney 2010-6-4 13049 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 512 Comment
  UCR277088  Dicentra chrysantha R. G. Swinney 2010-10-5 13994 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  RSA0042045  Dichelostemma capitatum R. G. Swinney 2010-3-10 11828 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
  RSA0087869  Dichelostemma capitatum R. G. Swinney 2010-4-30 12442 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  SEINET13203164 Image available Dichelostemma capitatum R. G. Swinney 2010-1 11828 Los Angeles San Gabriel Mountains: Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. (Oat Mt. 7.5' Q.) 442 Comment
  SFV15563  Dichelostemma capitatum R. K. Stachelek 1992-4-14 35 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park. 500 Comment
  UCR255842  Dichelostemma capitatum R. G. Swinney 2010-3-10 11828 Los Angeles San Gabriel Mountains, Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 488 Comment
  UCR260369  Dichelostemma capitatum R. G. Swinney 2010-4-30 12442 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  RSA0047423  Diplacus aurantiacus subsp. aurantiacus R. G. Swinney 2010-5-4 12505 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
  CAS-BOT-BC150645  Diplacus longiflorus Dr. Barton W. Evermann 1916-5-5 s.n. Los Angeles Newhall Comment
  CAS-BOT-BC150658  Diplacus longiflorus Francis W. Pennell 1940-4-19 25143 Los Angeles Route 99, 2 mi. N.W. of Los Angeles 548 Comment
  CAS-BOT-BC150669  Diplacus longiflorus C. G. Pringle May 21 252 Los Angeles Newhall Comment
  CAS-BOT-BC150670  Diplacus longiflorus Carl B. Wolf 1928-5-11 2182 Los Angeles So. base of Newhall Grade Comment
  RSA392729  Dodecahema leptoceras Anstruther Davidson 1893-5-20 s.n. Los Angeles Newhall. Comment
  SBBG62190  Dodecahema leptoceras Anstruther Davidson -May-1893 Los Angeles Newhall Comment
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Jan 25 2016
  UC1611541  Drymocallis glandulosa Tim Ross, Walter Appleby 1993-5-20 7194 Los Angeles vicinity Wilson Canyon Saddle (northerly slope ca 150 m e of saddle); western San Gabriel Mtns., San Fernando Quad. 963 Comment
  RSA0088006  Dryopteris arguta R. G. Swinney 2010-6-21 13282 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
  RSA0110590  Dryopteris arguta Richard G. Swinney 2010-6-8 13236 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream. 598 Comment
  RSA610547  Dryopteris arguta L. C. Wheeler 1968-8-20 s.n. Los Angeles Los Pinetos Canyon Spring. 854 Comment
  RSA615523  Dryopteris arguta L. C. Wheeler 1967-5-18 9626 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  RSA642700  Dryopteris arguta Orlando Mistretta 1992-7-13 s.n. Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  SFV14644  Dryopteris arguta S. Jonsson 1989-4-19 s. n. Los Angeles Santa Susana Mountains In Bee Canyon of O'Melveny Park. Upstream of Ranger Station 2.5 miles, next to trail. 490 Comment
  UCR108333  Dryopteris arguta L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mtns., Los Pinetos Canyon Spring 854 Comment
  UCR108652  Dryopteris arguta L. C. Wheeler 1967-5-18 9626 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  UCR260394  Dryopteris arguta R. G. Swinney 2010-6-21 13282 Los Angeles San Gabriel Mountains, 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
  UCR276963  Dryopteris arguta R. G. Swinney 2010-6-8 13236 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream 671 Comment
  RSA0082588  Dudleya lanceolata R. G. Swinney 2010-6-4 12994 Los Angeles Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon. 476 Comment
  RSA0088106  Dudleya lanceolata R. G. Swinney 2010-4-30 12458 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  RSA638947  Dudleya lanceolata L. C. Wheeler 1967-5-15 9568 Los Angeles Ridge immediately east of Fremont Pass. 579 Comment
  UC128961  Dudleya lanceolata H. M. Hall 7403 Los Angeles vicinity Newhall 457 Comment
  UCR259251  Dudleya lanceolata R. G. Swinney 2010-6-4 12994 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
  UCR260625  Dudleya lanceolata R. G. Swinney 2010-4-30 12458 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  UCR89974  Dudleya lanceolata Scott D. White, Chet McGaugh 1995-6-6 3229 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  RSA507543  Dudleya pulverulenta subsp. pulverulenta L. C. Wheeler 1967-6-26 9876 Los Angeles Elsmere Canyon. 457 Comment
  RSA507544  Dudleya pulverulenta subsp. pulverulenta L. C. Wheeler 1967-6-26 9876 Los Angeles Elsmere Canyon. 457 Comment
  CLARK-A1528-1135  Dudleya saxosa subsp. aloides John C. Roos 1947-5-17 3625 Los Angeles Placerita Canyon Comment
  UCR256192  Dysphania botrys R. G. Swinney 2010-6-4 13057 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
  UCR259235  Dysphania botrys R. G. Swinney 2010-6-4 13005 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
  RSA609587  Echinochloa crus-galli L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Head of Whitney Canyon at Santa Clara Divide Road. 915 Comment
  RSA610545  Echinochloa crus-galli L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Los Pinetos Canyon Spring. 854 Comment
  RSA0115452  Ehrharta calycina R. G. Swinney 2010-5-25 12909 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  UCR277027  Ehrharta calycina R. G. Swinney 2010-5-25 12909 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  UCR259248  Eleocharis R. G. Swinney 2010-6-4 13000 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
  RSA724375  Eleocharis parishii K. Dobry 1991-5-13 485 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  RSA0088583  Elymus condensatus R. G. Swinney 2010-5-4 12554 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  UCR256182  Elymus condensatus R. G. Swinney 2010-6-4 13072 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  UCR260329  Elymus condensatus R. G. Swinney 2010-5-4 12554 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  RSA603025  Elymus elymoides subsp. elymoides L. C. Wheeler 1967-6-26 9906 Los Angeles San Gabriel Mountains : Placerita Canyon. 610 Comment
  RSA603026  Elymus elymoides subsp. elymoides L. C. Wheeler 1967-6-26 9904 Los Angeles San Gabriel Mountains : Placerita Canyon. 610 Comment
  RSA0045220  Elymus glaucus R. G. Swinney 2010-6-21 13266 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 561 Comment
  RSA0083120  Elymus glaucus R. G. Swinney 2010-6-4 13032 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  RSA0085032  Elymus glaucus R. G. Swinney 2010-6-21 13274 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
  UCR253391  Elymus glaucus R. G. Swinney 2010-6-21 13266 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
  UCR256161  Elymus glaucus R. G. Swinney 2010-6-4 13032 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
  UCR260364  Elymus glaucus R. G. Swinney 2010-6-21 13274 Los Angeles San Gabriel Mountains, 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
  UCR88522  Elymus glaucus Scott D. White, Chet McGaugh 1995-5-16 3060 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  CAS-BOT-BC206760  Elymus glaucus subsp. glaucus Timothy S. Ross; Orlando Mistretta 1993-5-26 7318 Los Angeles Santa Clara Road U.S.F.S. between Wilson Canyon Saddle and May Canyon Saddle, N slope of the 3834 foot peak NW of May Canyon Saddle, W end of the San Gabriel Mtns. 1109 Comment
  RSA574274  Elymus glaucus subsp. glaucus Timothy S. Ross, Walter Appleby 1993-5-19 7175 Los Angeles Western San Gabriel Mountains: Long SSE-trending ridge S of Wilson Canyon Saddle. 948 Comment
  RSA578135  Elymus glaucus subsp. glaucus Timothy S. Ross, Walter Appleby 1993-5-13 7132 Los Angeles Western San Gabriel Mountains: off the E ridge between Whitney Canyon and Los Pinetos Spring, NE side of 3151 ridgetop knoll, above margin of tributary draining NE to Los Pinetos Canyon. 878 Comment
  RSA601116  Elymus glaucus subsp. glaucus L. C. Wheeler 1967-6-26 9905 Los Angeles San Gabriel Mountains : Placerita Canyon. 610 Comment
  RSA601172  Elymus glaucus subsp. glaucus L. C. Wheeler 1967-6-26 9897 -C Los Angeles San Gabriel Mountains : Elsmere Canyon, south central. At the forks of the canyon, just north of the section line. 488 Comment
  RSA601552  Elymus glaucus subsp. glaucus L. C. Wheeler 1967-6-15 9812 Los Angeles San Gabriel Mountains: South side Fremont Pass, east side. Land Grant 549 Comment
  SEINET4208315  Elymus glaucus subsp. glaucus Louis C. Wheeler 1967-5-18 9617 Los Angeles San Gabriel Mountains: Placerita Canyon.; 0 518 Comment
  UCD62330  Elymus glaucus subsp. glaucus Louis C. Wheeler 1967-6-26 9905 Los Angeles San Gabriel Mountains: Placerita Canyon. 609 Comment
  RSA584593  Elymus glaucus subsp. jepsonii Timothy S. Ross, Orlando Mistretta 1993-5-26 7318 Los Angeles between Wilson Canyon Saddle on May Canyon Saddle 1097 Comment
  SEINET4674720  Elymus hispidus Tim Ross, Walter Appleby 1993-5-19 7172 Los Angeles Western San Gabriel Mtns: ca 120 m ESE of Wilson Canyon Saddle along old Forest Service loop road; San Fernando 7.5' USGS quad.; 0 960 Comment
  UCR256464  Elymus triticoides R. G. Swinney 2010-6-8 13187 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  RSA578138  Elytrigia intermedia subsp. intermedia Timothy S. Ross 1993-5-19 7172 Los Angeles Western San Gabriel Mountains: ca 120 meters ESE of Wilson Canyon Saddle along old Forest Service loop road. 960 Comment
  RSA0055787  Emmenanthe penduliflora R. G. Swinney 2010-4-28 12435 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0084495  Emmenanthe penduliflora R. G. Swinney 2010-5-4 12537 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA0087070  Emmenanthe penduliflora R. G. Swinney 2010-5-4 12511 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  RSA0115264  Emmenanthe penduliflora Richard G. Swinney 2010-6-8 13230 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 100-300m south of Placerita Cyn. in Los Pinetos Cyn. 573 Comment
  UCR259278  Emmenanthe penduliflora R. G. Swinney 2010-5-4 12511 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  UCR259950  Emmenanthe penduliflora R. G. Swinney 2010-4-28 12435 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
  UCR260347  Emmenanthe penduliflora R. G. Swinney 2010-5-4 12537 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  UCR277046  Emmenanthe penduliflora R. G. Swinney 2010-6-8 13230 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 100-300 m south of Placerita Cyn. in Los Pinetos Cyn. 598 Comment
  UCR88663  Emmenanthe penduliflora Scott D. White, Chet McGaugh 1995-5-9 2991 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  UCR92055  Encelia californica Scott D. White 1995-2-7 2533 Los Angeles San Gabriel Mtns., Santa Susana Mtns, Sunshine Canyon, directly west of Hwy I-5 just south of interchange with Hwy 14 457 Comment
  RSA0080645  Encelia farinosa R. G. Swinney 2010-3-10 11810 Los Angeles NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  RSA0080981  Encelia farinosa R. G. Swinney 2010-4-30 12480 Los Angeles Near Sylmar, Wilson Canyon Park, northern-most of the two east forks of Wilson Cyn., from the mouth of cyn. at Wilson Debris Basin to 0.3 miles up (east) canyon. 482 Comment
  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
  UCR272011  Encelia farinosa R. G. Swinney 2010-4-30 12480 Los Angeles San Gabriel Mts., Near Sylmar, Wilson Canyon Park, northern-most of the two east forks of Wilson Cyn., from the mouth of cyn. at Wilson Debris Basin to 0.3 miles up (east) canyon 482 Comment
  RSA0116182  Epilobium brachycarpum R. G. Swinney 2010-10-5 13985 Los Angeles San Gabriel Mountains; east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  UCR277160  Epilobium brachycarpum R. G. Swinney 2010-10-5 13985 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  POM2972  Epilobium canum subsp. canum Fordyce Grinnell Jr. 1918-12-19 s.n. Los Angeles Placerita Canyon near Newhall. Comment
  RSA601687  Epilobium canum subsp. canum Louis C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon ca. 1/2 mi. beyond Oak of the Golden Dream (same location as spring collection) 518 Comment
  RSA609109  Eragrostis cilianensis L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Los Pinetos Canyon Spring. 854 Comment
  RSA0091824  Eremocarpus setiger Bonnie C. Templeton 1967-7-23 10172 Los Angeles Whitney Canyon. Comment
  RSA600990  Eremocarpus setiger L. C. Wheeler 1967-6-26 9886 Los Angeles Elsmere Canyon. 441 Comment
  RSA655934  Ericameria linearifolia James Henrickson 2000-4-15 20681 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  RSA0110922  Ericameria nauseosa R. G. Swinney 2010-10-5 13996 Los Angeles San Gabriel Mountains: Placerita Canyon, 100 m east of Running Horse Rd. on south side of Placerita Canyon Rd. 524 Comment
  UCR277098  Ericameria nauseosa R. G. Swinney 2010-10-5 13996 Los Angeles San Gabriel Mountains, Placerita Canyon, 100 m east of Running Horse Rd. on south side of Placerita Canyon Rd. 524 Comment
  CAS-BOT-BC299020  Ericameria nauseosa var. hololeuca Helen D. Geis 1909-1-1 s.n. Los Angeles Newhall Comment
  A417355  Ericameria palmeri var. pachylepis L. Abrams 1916-10-31 6364 Unknown Fremont's Pass near Newhall Comment
  CAS-BOT-BC299514  Ericameria palmeri var. pachylepis L. R. Abrams 1916-10-31 6364 Los Angeles Fremont's Pass near Newhall Comment
  RSA0115282  Ericameria palmeri var. pachylepis Richard G. Swinney 2010-10-5 13989 Los Angeles San Gabriel Mountains: east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  RSA601688  Ericameria palmeri var. pachylepis L. C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon 1/4 mi. southeast of Sierra Highway 451 Comment
  UCR277090  Ericameria palmeri var. pachylepis R. G. Swinney 2010-10-5 13989 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  SFV6721  Ericameria parishii var. parishii R. Johnson Oct 1974 s. n. Los Angeles San Gabriel Mountains Wilson Canyon. 671 Comment
  RSA601689  Ericameria pinifolia L. C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon ca. 1/2 mi. beyond Oak of the Golden Dream (same location as spring collection) 518 Comment
  UC1118805  Ericameria pinifolia P. L. Johannsen 1934-2-15 285 Los Angeles 1 mi nw San Fernando Pass; S. Susana Quad. 441 Comment
  UC86693  Ericameria pinifolia J. C. Nevin Los Angeles Newhall Comment
  RSA0047904  Erigeron foliosus R. G. Swinney 2010-6-4 13064 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  RSA0083304  Erigeron foliosus R. G. Swinney 2010-6-4 13043 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  UCR256190  Erigeron foliosus R. G. Swinney 2010-6-4 13064 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
  UCR256231  Erigeron foliosus R. G. Swinney 2010-6-4 13043 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
  RSA785822  Eriodictyon crassifolium K. Dobry 1991-4-4 415 Los Angeles San Gabriel Mts. at Upper Elsmere Cyn. Comment
  SFV18434  Eriodictyon crassifolium C. Ferguson 1971-5-5 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Hillside east of Nature Center. 460 Comment
  SFV2962  Eriodictyon crassifolium K. A. Wilson 1962-5-10 1265 Los Angeles San Gabriel Mountains Placerita Canyon Road, about 2 miles east of Highway 6. 490 Comment
  SFV2963  Eriodictyon crassifolium P. G. Kilburn 1958-4-26 768 Los Angeles Santa Susana Mountains Gentile (Gentili) Ranch. 460 Comment
  UCR88677  Eriodictyon crassifolium Scott D. White, Chet McGaugh 1995-5-9 2998 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  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
  RSA0080978  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-4-28 12418 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0088260  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-25 12966 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA0116691  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-25 12928 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA563494  Eriodictyon crassifolium var. nigrescens Tim S. Ross, W. Appleby 1993-5-13 7115 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon. 854 Comment
  RSA626977  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1967-5-15 9576 Los Angeles San Gabriel Mountains: South side Elsmere Canyon near the mouth. 473 Comment
  SBBG17023  Eriodictyon crassifolium var. nigrescens K. A. Wilson 1962-5-10 1265 Los Angeles Placerita Cyn Rd, ca. 2 mi E of Hwy 6 Comment
  UC1871021  Eriodictyon crassifolium var. nigrescens T. S. Ross 1993-5-13 7115 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon; San Fernando 7.5' USGS quad; R15W T3N, E/4 NW/4 sect 10; between 2800-3220 feet elevation. Comment
  UCR258800  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-25 12966 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UCR271888  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-4-28 12418 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
  UCR277045  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-25 12928 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  UCR108430  Eriogonum davidsonii L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mtns., Head of Whitney Canyon at Santa Clara Divide Road 915 Comment
  RSA0110507  Eriogonum elongatum R. G. Swinney 2010-10-5 13987 Los Angeles San Gabriel Mountains; east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  UCR277117  Eriogonum elongatum R. G. Swinney 2010-10-5 13987 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  UCR256472  Eriogonum fasciculatum subsp. foliolosum R. G. Swinney 2010-6-8 13195 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  RSA0055776  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-4-28 12422 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0088151  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-5-4 12513 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  UCR259276  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-5-4 12513 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  UCR259766  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-4-28 12422 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
  GH364099  Eriogonum fasciculatum var. foliolosum L. C. Wheeler 1967-5-15 9565 Unknown San Gabriel Mountains: East of Fremont Pass 579 Comment
  RSA0069280  Eriogonum fasciculatum var. foliolosum R. G. Swinney 2010-6-8 13195 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
  RSA638945  Eriogonum fasciculatum var. foliolosum Louis C. Wheeler 1967-5-15 9565 Los Angeles East of Fremont Pass 579 Comment
  UCD100012  Eriogonum fasciculatum var. foliolosum Kenneth A. Wilson 1961-2-8 843 Los Angeles Santa Susana Mtns. On Rt. 99, about 1 mile south of Rt. 6 intersection. Comment
  GH364119  Eriogonum fasciculatum var. polifolium L. C. Wheeler 1967-6-15 9819 Unknown San Gabriel Mountains: Fremont Pass. Land Grant T3 N R16 W sec. 18 563 Comment
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Oct 22 2014
  RSA0088257  Eriogonum fasciculatum var. polifolium R. G. Swinney 2010-5-25 12970 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA601131  Eriogonum fasciculatum var. polifolium Louis C. Wheeler 1967-6-15 9819 Los Angeles San Gabriel Mountains: Fremont Pass. Land Grant 564 Comment
  UCR258783  Eriogonum fasciculatum var. polifolium R. G. Swinney 2010-5-25 12970 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  CAS-BOT-BC253462  Eriogonum gracile Frank W. Peirson 1923-10-7 4164 Los Angeles Newhall at R.R. Station, San Gabriel Mts. Comment
  UC284762  Eriogonum gracile P. A. Munz 1923-10-7 7787 Los Angeles Newhall Comment
  POM18224  Eriogonum gracile var. gracile P. A. Munz 1923-10-7 7787 Los Angeles Newhall. Comment
  RSA0115261  Eriogonum gracile var. gracile Richard G. Swinney 2010-10-5 13959 Los Angeles San Gabriel Mountains: Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center. 463 Comment
  RSA66031  Eriogonum gracile var. gracile F. W. Peirson 1923-10-7 4164 Los Angeles Railroad station at Newhall. Comment
  UCR277115  Eriogonum gracile var. gracile R. G. Swinney 2010-10-5 13959 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  GH427192  Eriophyllum B. W. Evermann 1916-5-15 Unknown Newhall Comment
  CAS-BOT-BC297974  Eriophyllum confertiflorum Barton W. Evermann 1916-5-15 s.n. Los Angeles Newhall Comment
  GH414846  Eriophyllum confertiflorum B. W. Evermann 1916-5-15 Unknown Newhall Comment
  POM357905  Eriophyllum confertiflorum M. Maslow 1968-5-12 42 Los Angeles Placerita Canyon State Park, 1.5 miles N of Newhall, 2.1 miles W of Hwy 14. Comment
  RSA0047409  Eriophyllum confertiflorum R. G. Swinney 2010-3-10 11826 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
  RSA0081313  Eriophyllum confertiflorum R. G. Swinney 2010-4-28 12410 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0087870  Eriophyllum confertiflorum R. G. Swinney 2010-6-21 13292 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
  RSA0088256  Eriophyllum confertiflorum R. G. Swinney 2010-5-25 12971 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA0116795  Eriophyllum confertiflorum R. G. Swinney 2010-5-25 12933 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  SEINET13203149 Image available Eriophyllum confertiflorum R. G. Swinney 2010-1 11826 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. (Oat Mt. 7.5' Q.) 442 Comment
  SFV18424  Eriophyllum confertiflorum C. Ferguson 1977-5-5 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Comment
  SFV3907  Eriophyllum confertiflorum K. A. Wilson 1961-4-10 1139 Los Angeles Santa Susana Mountains Southern arm of Bee Canyon-Mission Point (or Peak) area. 762 Comment
  UCD132122  Eriophyllum confertiflorum Kenneth A. Wilson 1961-4-10 1139 Los Angeles Santa Susana Mountains. Southern arm of Bee Canyon-Mission Point (or Peak) area. 762 Comment
  UCR255844  Eriophyllum confertiflorum R. G. Swinney 2010-3-10 11826 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
  UCR258782  Eriophyllum confertiflorum R. G. Swinney 2010-5-25 12971 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UCR260342  Eriophyllum confertiflorum R. G. Swinney 2010-5-4 12562 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  UCR261358  Eriophyllum confertiflorum R. G. Swinney 2010-6-21 13292 Los Angeles San Gabriel Mountains, 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
  UCR271896  Eriophyllum confertiflorum R. G. Swinney 2010-4-28 12410 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
  UCR277213  Eriophyllum confertiflorum R. G. Swinney 2010-5-25 12933 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  RSA590557  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross, Walter Appleby 1993-5-20 7187 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle 951 Comment
  RSA638928  Eriophyllum confertiflorum var. confertiflorum L. C. Wheeler 1967-5-15 9574 Los Angeles San Gabriel Mountains: South side Elmere Canyon near the mouth. 473 Comment
  SBBG17108  Eriophyllum confertiflorum var. confertiflorum K. A. Wilson 1961-4-10 1139 Los Angeles S arm of Bee Cyn-Mission Pt (Peak) area; Santa Susana Mts 762 Comment
  SBBG45063  Eriophyllum confertiflorum var. confertiflorum C. B. Wolf 1928-5-11 2181 Los Angeles S base of Newhall grade Comment
  UC1871028  Eriophyllum confertiflorum var. confertiflorum T. S. Ross, Walter Appleby 1993-5-20 7187 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle; San Fernando quad: R15W T3N, NE/4 SE/4 sect. 9; elev. ca. 3120 ft. 951 Comment
  RSA655745  Erodium botrys James Henrickson 2000-4-15 20689 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  RSA0047420  Erodium cicutarium R. G. Swinney 2010-5-4 12503 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
  RSA0055789  Erodium cicutarium R. G. Swinney 2010-4-28 12437 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  SFV18428  Erodium cicutarium C. Ferguson 1971-5-5 s.n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Hillside east of Nature Center. 460 Comment
  UCR255833  Erodium cicutarium R. G. Swinney 2010-5-4 12503 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
  UCR258786  Erodium cicutarium R. G. Swinney 2010-5-25 12967 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UCR259948  Erodium cicutarium R. G. Swinney 2010-4-28 12437 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  SEINET269286  Erysimum capitatum Scott D. White, Chet McGaugh 1995-5-9 3012 Los Angeles East edge of santa Susana Mountains just west of San Gabriel Mountains 'Sunshine Canyon': west of san Fernando Road and 457 Comment
  UCR256222  Erysimum capitatum R. G. Swinney 2010-6-4 13035 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
  UCR88526  Eschscholzia caespitosa Scott D. White, Chet McGaugh 1995-5-16 3071 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  UCR256159  Eschscholzia californica R. G. Swinney 2010-6-4 13068 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
  UCR87157  Eucalyptus camaldulensis T. S. Ross, Walter Appleby 1993-6-7 7366 Los Angeles W end San Gabriel Mtns., draw draining SW from May Canyon Saddle. 1085 Comment
  RSA655933  Eucalyptus globulus James Henrickson 2000-4-15 20683 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  RSA0080966  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. 488 Comment
  RSA0084871  Eucrypta chrysanthemifolia R. G. Swinney 2010-5-4 12557 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA0116796  Eucrypta chrysanthemifolia R. G. Swinney 2010-5-25 12934 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  SFV18435  Eucrypta chrysanthemifolia C. Ferguson 1971-5-5 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Hillside east of Nature Center. 460 Comment
  UCR260337  Eucrypta chrysanthemifolia R. G. Swinney 2010-5-4 12557 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 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
  UCR277214  Eucrypta chrysanthemifolia R. G. Swinney 2010-5-25 12934 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  RSA0080980  Eulobus californicus R. G. Swinney 2010-4-28 12420 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  UC1871017  Eulobus californicus T. S. Ross, Walter Appleby 1993-5-19 7178 Los Angeles Transverse Ranges: San Gabriel Mtns region; Western San Gabriel Mountains: long SSE-trending ridge S of Wilson Canyon Saddle; San Fernando 7.5' USGS quad; R15W T3N, NE/4 SW/4 SW/4 NW/4 sect. 15; ca 2,640 ft. elevation. 804 Comment
  UCR255849  Eulobus californicus R. G. Swinney 2010-5-4 12484 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
  UCR258817  Eulobus californicus R. G. Swinney 2010-5-25 12972 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UCR272012  Eulobus californicus R. G. Swinney 2010-4-28 12420 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
  RSA0116847  Euphorbia R. G. Swinney 2010-10-5 13963 Los Angeles San Gabriel Mountains; Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center. 463 Comment
  UCR277183  Euphorbia R. G. Swinney 2010-10-5 13963 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  RSA600991  Euphorbia serpillifolia subsp. serpillifolia L. C. Wheeler 1967-6-26 9887 Los Angeles Elsmere Canyon. 441 Comment
  LA98907  Festuca arundinacea E. R. Hobbs; 1979-5-6 79 -68 Los Angeles Placerita Canyon State and County Park Comment
  RSA0116798  Festuca myuros Richard G. Swinney 2010-5-25 12937 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  SEINET13203119 Image available Festuca myuros R. G. Swinney 2010-1 12493 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. (San Fernando 7.5' Q.) (T3N R15W S20) 488 Comment
  UCR255773  Festuca myuros R. G. Swinney 2010-5-4 12493 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
  LA103550  Festuca perennis Barry A. Prigge; 1986-3-29 7144 Los Angeles San Gabriel Mountains, S of Canyon Country at Golden Valley X Antelope Valley freeway (State Highway 14) 457 Comment
  RSA0082593  Festuca perennis R. G. Swinney 2010-6-4 13003 Los Angeles Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon. 476 Comment
  SD124451  Festuca perennis Barry Prigge 1986-3-29 7144 Los Angeles San Gabriel Mountains: South of Canyon Country at Golden Valley X Antelope Valley Freeway (State Highway 14). 456 Comment
  UCR259261  Festuca perennis R. G. Swinney 2010-6-4 13003 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
  RSA574267  Festuca trachyphylla Timothy S. Ross, Walter Appleby 1993-5-14 7145 Los Angeles 270m SW of May Canyon Saddle and 450 WNW of May Peak 1109 Comment
  RSA0055788  Filago californica R. G. Swinney 2010-4-28 12436 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA562547  Filago californica Steve Boyd, Walter Appleby 1993-4-22 7999 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon. 854 Comment
  RSA638943  Filago californica L. C. Wheeler 1967-5-15 9563 Los Angeles Ridge immediately east of Fremont Pass. 579 Comment
  UCR259949  Filago californica R. G. Swinney 2010-4-28 12436 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
  RSA0087381  Filago gallica R. G. Swinney 2010-5-25 12982 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA562555  Filago gallica Steve Boyd, Orlando Mistetta 1993-5-11 8126 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of Forest on ridge dividing Whitney Canyon and Placerita Canyon 488 Comment
  RSA618676  Filago gallica L. C. Wheeler 1967-5-18 9612 Los Angeles Angeles National Forest; Placerita Canyon. 518 Comment
  SEINET269178  Filago gallica Scott D. White, Chet McGaugh 1995-5-16 3063 Los Angeles E edge of Santa Susana Mts. W of San Gabriel Mts. 'Sunshine Cyn'. W of San Fernando Rd. and I-5 Fwy just SW of intercha 457 Comment
  UCR255774  Filago gallica R. G. Swinney 2010-5-4 12492 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
  UCR258805  Filago gallica R. G. Swinney 2010-5-25 12982 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  RSA601114  Forestiera pubescens Louis C. Wheeler 1967-6-26 9900 Los Angeles San Gabriel Mountains : Elsmere Canyon, south central. At the forks of the canyon, just north of the section line. 488 Comment
  RSA0115262  Frangula californica subsp. californica Richard G. Swinney 2010-10-5 13960 Los Angeles San Gabriel Mountains: Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center. 463 Comment
  UCR277114  Frangula californica subsp. californica R. G. Swinney 2010-10-5 13960 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  RSA0062521  Fraxinus dipetala R. G. Swinney 2010-6-4 13066 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  RSA350137  Fraxinus dipetala Wesley O. Griesel 1986-3-6 s.n. Los Angeles Placerita canyon. 518 Comment
  RSA350138  Fraxinus dipetala Wesley O. Griesel 1986-3-6 s.n. Los Angeles Las [Los] Pinetos Spring 915 Comment
  RSA350143  Fraxinus dipetala Wesley O. Griesel 1986-5-14 s.n. Los Angeles Lower Placerita Canyon. Comment
  RSA350147  Fraxinus dipetala Wesley O. Griesel 1986-3-6 s.n. Los Angeles Placerita canyon. 518 Comment
  SFV2750  Fraxinus dipetala K. A. Wilson 1961-3-11 976 Los Angeles San Gabriel Mountains Placerita Canyon Road. Wash 3 miles east of Placerita Canyon State Park. 410 Comment
  UCD122039  Fraxinus dipetala Kenneth A. Wilson 1961-3-11 976 Los Angeles San Gabriel Mtns. Placerita Canyon Road. Wash 3 miles west of Placerita State Park. Comment
  UCR108455  Fraxinus dipetala L. C. Wheeler 1967-5-18 9620 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  UCR256188  Fraxinus dipetala R. G. Swinney 2010-6-4 13066 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
  RSA561577  Fremontodendron californicum subsp. californicum Steve D. Boyd, Orlando Mistretta 1993-5-17 8146 Los Angeles North of sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. at the western edge of the forest on ridge at head of Elsmere Canyon., North of Sombrero Road (3N64) and west of communications facility. 884 Comment
  RSA590598  Fremontodendron californicum subsp. californicum Tim S. Ross, W. Appleby 1993-5-13 7130 Los Angeles Western San Gabriel Mountains: 600 meters, 346 NNW of Wilson Canyon Saddle, at the head of Whitney Canyon, about 100-120 meters WSW of the 3151-foot ridgetop knoll. 933 Comment
  UC1871090  Fremontodendron californicum subsp. californicum T. S. Ross, W. Appleby 1993-5-13 7130 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: 600 meters, 346 deg. NNW of Wilson Canyon Saddle, at the head of Whitney Canyon, about 100-120 meters WSW of the 3151-foot ridgetop knoll; San Fernando 7.5' USGS quad; R15W T3N, NW/4 SE/4 NE/4 section 9; ca 3060 feet el ... 933 Comment
  RSA596926  Galium Scott D. White, Chet McGaugh 1995-5-9 3000 Los Angeles E edge of Santa Susana Mts., Just W of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): W of San Fernando Road and I-5 Fwy. Just SW of interchange with State Route 14. Sunshine Canyon Landfill property. 457 Comment
  RSA0039463  Galium angustifolium R. G. Swinney 2010-6-21 13251 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail. 561 Comment
  UCR252558  Galium angustifolium R. G. Swinney 2010-6-21 13251 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
  UCR89953  Galium angustifolium Scott D. White, Chet McGaugh 1995-6-6 3220 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  RSA562553  Galium angustifolium subsp. angustifolium Steve D. Boyd, Orlando Mistretta 1993-5-11 8128 Los Angeles North of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of Forest on ridge dividing Whitney Canyon and Placerita Canyon. 488 Comment
  RSA605397  Galium angustifolium subsp. angustifolium Scott D. White, Chet McGaugh 1995-6-6 3220 Los Angeles E edge of Santa Susana Mountains, just W of San Gabriel Mountains: Sunshine Canyon. W of San Fernando Road and I-5 Freeway, just SW of interchange w/ SR 14 Freeway. 457 Comment
  RSA655785  Galium angustifolium subsp. angustifolium James Henrickson 2000-4-15 20682 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  SBBG118484  Galium angustifolium subsp. angustifolium O. Mistretta 1992-7-13 695 Los Angeles Los Pinetos Spring Cyn Trail Comment
  RSA0088011  Galium aparine R. G. Swinney 2010-6-21 13291 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
  RSA0116485  Galium aparine R. G. Swinney 2010-5-25 12950 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  SEINET269285  Galium aparine Scott D. White, Chet McGaugh 1995-5-9 3014 Los Angeles East edge of santa Susana Mountains just west of San Gabriel Mountains 'Sunshine Canyon': west of san Fernando Road and 457 Comment
  UCR260386  Galium aparine R. G. Swinney 2010-6-21 13291 Los Angeles San Gabriel Mountains, 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
  RSA601635  Galium parisiense Louis C. Wheeler 1967-6-26 9879 Los Angeles Elsmere Canyon. 441 Comment
  UCR101753  Galium parisiense L. C. Wheeler 1967-6-26 9879 Los Angeles San Gabriel Mtns, Elsmere Canyon 466 Comment
  RSA0045218  Galium porrigens R. G. Swinney 2010-6-21 13267 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 561 Comment
  RSA0062628  Galium porrigens R. G. Swinney 2010-6-8 13190 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
  RSA0086538  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
  RSA0088158  Galium porrigens R. G. Swinney 2010-3-14 11903 Los Angeles Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road. 447 Comment
  RSA0115411  Galium porrigens R. G. Swinney 2010-10-5 13995 Los Angeles San Gabriel Mountains; east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  SD253548  Galium porrigens R. G. Swinney 2011-5-3 14568 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Road, Ecology Trail east of the Nature Center (Mint Canyon 7.5'Q) 487 Comment
  UCR253390  Galium porrigens R. G. Swinney 2010-6-21 13267 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
  UCR256461  Galium porrigens R. G. Swinney 2010-6-8 13190 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  UCR259241  Galium porrigens R. G. Swinney 2010-3-14 11903 Los Angeles San Gabriel Mountains, Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road 447 Comment
  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
  UCR277095  Galium porrigens R. G. Swinney 2010-10-5 13995 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  RSA0082567  Gamochaeta pensylvanica R. G. Swinney 2010-4-28 12433 Los Angeles near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA562546  Gamochaeta pensylvanica Steve Boyd, Walter Appleby 1993-4-22 8000 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon. 854 Comment
  RSA601123  Gamochaeta pensylvanica L. C. Wheeler 1967-6-26 9889 Los Angeles Elsmere Canyon. 441 Comment
  UCR259750  Gamochaeta pensylvanica R. G. Swinney 2010-4-28 12433 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
  UCR88523  Gamochaeta pensylvanica Scott D. White, C. McGaugh 1995-5-16 3068 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  RSA0084929  Gazania linearis R. G. Swinney 2010-3-10 11812 Los Angeles NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  RSA655783  Gazania linearis James Henrickson 2000-4-15 20698 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  UCR150687  Gazania linearis James Henrickson 2000-4-15 20698 Los Angeles San Gabriel Mountains region, c. 1 mi SE of Newhall in Whitney Canyon, SE of junction of San Fernando Road and State Highway 14; 0.25-0.5 mile east of Highway 14; within 200 ft of Hwy 488 Comment
  UCR258496  Gazania linearis R. G. Swinney 2010-3-10 11812 Los Angeles San Gabriel Mountains, NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  RSA0068444  Gilia achilleifolia R. G. Swinney 2010-6-8 13208 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
  RSA0073359  Gilia achilleifolia R. G. Swinney 2010-6-21 13305 Los Angeles 0.2 miles east of Wilson Canyon Saddle, jct. of Santa Clara Truck Trail and Los Pinetos Spring Trail, on south side of Truck Trail. 951 Comment
  UCR256199  Gilia achilleifolia R. G. Swinney 2010-6-8 13208 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  UCR259247  Gilia achilleifolia R. G. Swinney 2010-6-4 12986 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
  UCR259993  Gilia achilleifolia R. G. Swinney 2010-6-21 13305 Los Angeles San Gabriel Mountains, 0.2 miles east of Wilson Canyon Saddle, jct. of Santa Clara Truck Trail and Los Pinetos Spring Trail, on south side of Truck Trail 951 Comment
  RSA0086542  Gilia achilleifolia subsp. achilleifolia R. G. Swinney 2011-5-3 14573 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  RSA618098  Gilia achilleifolia subsp. achilleifolia L. C. Wheeler 1967-5-18 9642 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  RSA655748  Gilia achilleifolia subsp. achilleifolia James Henrickson 2000-4-15 20686 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  UCR100413  Gilia achilleifolia subsp. achilleifolia Scott D. White, Chet McGaugh 1995-5-16 3081 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  UCR271471  Gilia achilleifolia subsp. achilleifolia R. G. Swinney 2011-5-3 14573 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  RSA469712  Gilia aliquanta subsp. aliquanta B. C. Templeton, I. W. Clokey 1930-4-8 1047 Los Angeles South of Saugus. 500 Comment
  RSA470103  Gilia angelensis Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall 610 Comment
  RSA724535  Gilia angelensis K. Dobry 1991-5-13 481 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  UCR108214  Gilia angelensis L. C. Wheeler 1967-5-18 9642 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  RSA0055773  Gilia capitata R. G. Swinney 2010-4-28 12391 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  UCR259772  Gilia capitata R. G. Swinney 2010-4-28 12391 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
  RSA470210  Gilia capitata subsp. abrotanifolia Anstruther Davidson 1896-05 s.n. Los Angeles Newhall. Comment
  UCR159912  Gilia capitata subsp. abrotanifolia Orlando Mistretta 1992-7-13 680 Los Angeles Transverse Ranges; San Gabriel Mountains region, Los Pinetos Spring Canyon Trail 915 Comment
  RSA507517  Githopsis diffusa subsp. diffusa L. C. Wheeler 1967-5-18 9643 Los Angeles Angeles National Forest; Placerita Canyon. 518 Comment
  UCR108648  Githopsis diffusa subsp. diffusa L. C. Wheeler 1967-5-18 9643 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  RSA0080073  Glycyrrhiza lepidota Richard G. Swinney 2010-6-4 13033 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  UCR23905  Glycyrrhiza lepidota John C. Roos 1942-6-6 1064 Los Angeles Western Transverse Range, Placerita Canyon near Newhall 610 Comment
  UCR256224  Glycyrrhiza lepidota R. G. Swinney 2010-6-4 13033 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
  RSA0106834  Gnaphalium californicum R. G. Swinney 2011-5-10 14634 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
  RSA563491  Gnaphalium californicum Timothy S. Ross, Walter Appleby 1993-5-13 7124 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon. 854 Comment
  SEINET269290  Gnaphalium californicum Scott D. White, Chet McGaugh 1995-5-9 3001 Los Angeles E edge of Santa Susana Mts W of San Grabriel Mts. Sunshine Canyon Landfill property: W of San Fernando Rd and I-5 Fwy 457 Comment
  UCR91445  Gnaphalium californicum Scott D. White 1995-2-7 2536 Los Angeles San Gabriel Mtns., Santa Susana Mtns, Sunshine Canyon, directly west of Hwy I-5 just south of interchange with Hwy 14 457 Comment
  RSA584300  Gnaphalium luteoalbum Timothy S. Ross, Orlando Mistretta 1993-5-26 7311 Los Angeles W end of the San Gabriel Mtns: Santa Clara Road (USFS) between Wilson Canyon Saddle and May Canyon saddle. Seepy northerly draw at roadside, head of a tributary of Los Pinetos Canyon. 1043 Comment
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Sep 30 2014
  UCR89975  Gnaphalium palustre Scott D. White, C. McGaugh 1995-6-6 3231 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  UCR256205  Gnaphalium purpureum R. G. Swinney 2010-6-8 13221 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  RSA0091660  Grayia spinosa Bonnie C. Templeton 1967-7-23 10170 Los Angeles Whitney Canyon. Comment
  GH417740  Grindelia P. A. Munz & D. Keck 1924-4-11 7939 Unknown 3 miles N.W. of San Fernando 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
  RSA0115281  Gutierrezia californica Richard G. Swinney 2010-10-5 13988 Los Angeles San Gabriel Mountains: east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  SFV12449  Gutierrezia californica M. H. Grayum, D. L. Koutnik, B. Balch 1978-1-8 944 Los Angeles San Gabriel Mountains North of Placerita Creek at junction with Los Pinetos Canyon. South slope. 549 Comment
  UCR277089  Gutierrezia californica R. G. Swinney 2010-10-5 13988 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  CAS-BOT-BC302132  Gutierrezia sarothrae L. R. Abrams 1916-10-31 6366 Los Angeles Fremont's Pass Comment
  UCR91456  Haplopappus menziesii Scott D. White 1995-2-7 2534 Los Angeles San Gabriel Mtns., Santa Susana Mtns, Sunshine Canyon, directly west of Hwy I-5 just south of interchange with Hwy 14 457 Comment
  RSA0107282  Hedypnois cretica R. G. Swinney 2011-5-10 14629 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
  UCR273165  Hedypnois cretica R. G. Swinney 2011-5-10 14629 Los Angeles San Gabriel Mountains, Angeles Natl. Forest, 'Manzanita Mt.', at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center 629 Comment
  CAS-BOT-BC223976  Helianthemum scoparium Louis C. Wheeler 1967-5-15 9558 Los Angeles San Gabriel Mountains: Fremont Pass, north side 563 Comment
  CAS-BOT-BC520319  Helianthemum scoparium R. G. Swinney 2010-5-25 12964 Los Angeles San Gabriel Mountains, just S of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just N of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 670 Comment
  RSA0060510  Helianthemum scoparium R. G. Swinney 2010-3-10 11820 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
  RSA0067560  Helianthemum scoparium R. G. Swinney 2010-5-4 12499 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
  RSA0085282  Helianthemum scoparium R. G. Swinney 2010-4-30 12467 Los Angeles near Sylmar, Wilson Canyon Park, ridgetop south of the southern of the two eastern forks of Wilson Cyn., 0.45 miles east of Wilson Debris Basin along old motorway 549 Comment
  RSA0088255  Helianthemum scoparium R. G. Swinney 2010-5-25 12964 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA561578  Helianthemum scoparium Steve Boyd, Orlando Mistretta 1993-5-17 8148 Los Angeles North of sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. at the western edge of the forest on ridge at head of Elsmere Canyon, north of Sombrero Road (3N64) and west of communications facility. 883 Comment
  RSA563527  Helianthemum scoparium T. S. Ross, Walter Appleby 1993-5-13 7127 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon. 854 Comment
  RSA638949  Helianthemum scoparium L. C. Wheeler 1967-5-15 9558 Los Angeles San Gabriel Mountains: Fremont Pass, north side. 563 Comment
  UCR255793  Helianthemum scoparium R. G. Swinney 2010-3-10 11820 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
  UCR255817  Helianthemum scoparium R. G. Swinney 2010-5-4 12499 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
  UCR258802  Helianthemum scoparium R. G. Swinney 2010-5-25 12964 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UCR258894  Helianthemum scoparium R. G. Swinney 2010-4-30 12467 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, ridgetop south of the southern of the two eastern forks of Wilson Cyn., 0.45 miles east of Wilson Debris Basin along old motorway 549 Comment
  RSA0081314  Helianthus annuus R. G. Swinney 2010-4-28 12411 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0083013  Helianthus annuus R. G. Swinney 2010-5-4 12510 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  UCR259067  Helianthus annuus R. G. Swinney 2010-5-4 12510 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  UCR271885  Helianthus annuus R. G. Swinney 2010-4-28 12411 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
  UCR92064  Helianthus annuus Scott D. White 1995-2-7 2524 Los Angeles San Gabriel Mtns., Santa Susana Mtns, Sunshine Canyon, directly west of Hwy I-5 just south of interchange with Hwy 14 457 Comment
  RSA0110925  Helianthus annuus subsp. lenticularis R. G. Swinney 2010-10-5 13982 Los Angeles San Gabriel Mountains: east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  UCR277087  Helianthus annuus subsp. lenticularis R. G. Swinney 2010-10-5 13982 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  RSA0083303  Helianthus gracilentus R. G. Swinney 2010-6-4 13044 Los Angeles Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 473 Comment
  RSA0087388  Helianthus gracilentus R. G. Swinney 2010-5-25 12977 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  UCR256230  Helianthus gracilentus R. G. Swinney 2010-6-4 13044 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 512 Comment
  UCR258812  Helianthus gracilentus R. G. Swinney 2010-5-25 12977 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  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
  SD253561  Hesperocnide tenella R. G. Swinney 2011-5-3 14567 Los Angeles San Gabriel Moutains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Road., Ecology Trail east of the Nature Cente (Mint Canyon 7.5'Q) 487 Comment
  UCR271476  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
  RSA435706  Hesperolinon micranthum Anstruther Davidson 1893-5-20 s.n. Los Angeles Newhall. Comment
  UC34918  Hesperolinon micranthum Dr. A. Davidson 1890-1 Los Angeles Newhall Comment
  CAS-BOT-BC135901  Hesperoyucca whipplei Dr. Barton W. Evermann 1916-5-15 s.n. Los Angeles Newhall Comment
  UCD138427  Hesperoyucca whipplei Louis C. Wheeler 1967-6-15 9821 Los Angeles San Gabriel Mountains: SE side Fremont Pass. Land Grant. 563 Comment
  UCR255824  Hesperoyucca whipplei R. G. Swinney 2010-5-4 12504 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
  UCR256228  Hesperoyucca whipplei R. G. Swinney 2010-6-4 13046 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 512 Comment
  RSA0073379  Heteromeles arbutifolia R. G. Swinney 2010-6-8 13182 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream. 494 Comment
  UC1128098  Heteromeles arbutifolia R. St. John 1930-2-12 91 Los Angeles Head of Galvin Canyon; Santa Susana Quad. 609 Comment
  UCR259581  Heteromeles arbutifolia R. G. Swinney 2010-6-8 13182 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream 549 Comment
  RSA0116754  Heterotheca grandiflora R. G. Swinney 2010-10-5 13964 Los Angeles San Gabriel Mountains; Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center. 463 Comment
  SFV3985  Heterotheca grandiflora K. A. Wilson 1961-2-8 841 Los Angeles Santa Susana Mountains Small canyon on Route 99, about 1 mile south of Route 6 intersection. 425 Comment
  UCR259768  Heterotheca grandiflora R. G. Swinney 2010-4-28 12396 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
  UCR277184  Heterotheca grandiflora R. G. Swinney 2010-10-5 13964 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  UCR92058  Heterotheca grandiflora Scott D. White 1995-2-7 2518 Los Angeles San Gabriel Mtns., Santa Susana Mtns, Sunshine Canyon, directly west of Hwy I-5 just south of interchange with Hwy 14 457 Comment
  CAS-BOT-BC311264  Heterotheca sessiliflora subsp. echioides F. W. Peirson 1923-10-7 4163 Los Angeles Newhall at Railway Station, San Gabriel Mts. Comment
  UC284772  Heterotheca sessiliflora subsp. echioides P. A. Munz 1923-10-7 7786 Los Angeles Newhall Comment
  SFV16406  Hieracium argutum J. H. Nishida 1991-8-10 s. n. Los Angeles San Gabriel Mountains Bear Divide off of Little Tujunga Canyon. 793 Comment
  CDA2188  Hordeum marinum subsp. gussoneanum L. C. Wheeler 1967-5-18 9662 Los Angeles Placerita Canyon, San Gabriel Mountains. Comment
  RSA639560  Hordeum marinum subsp. gussoneanum L. C. Wheeler 1967-5-18 9662 Los Angeles San Gabriel Mountains, Angeles National Forest: Placerita Canyon. 594 Comment
  CAS-BOT-BC520315  Hordeum murinum R. G. Swinney 2010-4-30 12460 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, 0.67 mi E of Wilson Cyn. Debris Basin on S side of the ridge S of the southern of the two eastern forks of Wilson Cyn 615 Comment
  RSA0055948  Hordeum murinum Richard G. Swinney 2010-4-30 12460 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, 0.67 miles east of Wilson Cyn. Debris Basin on south side of the ridge south of the southern of the two eastern forks of Wilson Cyn. 616 Comment
  RSA0060871  Hordeum murinum R. G. Swinney 2010-6-8 13196 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
  RSA0085030  Hordeum murinum R. G. Swinney 2010-6-21 13275 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
  RSA0088157  Hordeum murinum R. G. Swinney 2010-3-14 11900 Los Angeles Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road. 447 Comment
  UCR256434  Hordeum murinum R. G. Swinney 2010-6-8 13196 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  UCR258901  Hordeum murinum R. G. Swinney 2010-4-30 12460 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, 0.67 miles east of Wilson Cyn. Debris Basin on south side of the ridge south of the southern of the two eastern forks of Wilson Cyn. 616 Comment
  UCR259266  Hordeum murinum R. G. Swinney 2010-3-14 11900 Los Angeles San Gabriel Mountains, Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road 447 Comment
  UCR260362  Hordeum murinum R. G. Swinney 2010-6-21 13275 Los Angeles San Gabriel Mountains, 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
  RSA562582  Hordeum murinum subsp. glaucum Steve Boyd, Walter Appleby 1993-4-22 7988 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon. 854 Comment
  RSA724993  Hordeum murinum subsp. glaucum K. Dobry 1991-3-15 416 Los Angeles San Gabriel Mts. Upper Elsmere Cyn Comment
  RSA724994  Hordeum murinum subsp. glaucum K. Dobry 1991-5-2 592 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  RSA578141  Hordeum murinum subsp. leporinum Timothy S. Ross, W. Appleby 1993-5-19 7164 Los Angeles Western San Gabriel Mountains: Long SSE-trending ridge S of Wilson Canyon Saddle. 948 Comment
  RSA639099  Hordeum murinum subsp. leporinum L. C. Wheeler 1967-5-15 9567 Los Angeles Ridge immediately east of Fremont Pass. 579 Comment
  UC1871331  Hordeum murinum subsp. leporinum T. S. Ross, W. Appleby 1993-5-19 7164 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: Long SSE-trending ridge S of Wilson Canyon Saddle; San Fernando quad: R15W T3N, SW/4 NE/4 SE/4 sect. 9; elev. 3110 ft. 948 Comment
  UCR88671  Hordeum vulgare Scott D. White, Chet McGaugh 1995-5-9 3008 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA562550  Hordeum vulgare var. trifurcatum Steve Boyd, Orlando Mistretta 1993-5-11 8131 Los Angeles Western San Gabriel Mtns, north of Sylmar and south of Santa Clarita, within rhe Tujunga Ranger District of the Angeles National Forest, along Placerita canyon Road within Placerita canyon 488 Comment
  UCR80731  Hordeum vulgare var. trifurcatum Steve Boyd, Orlando Mistretta 1993-5-11 8131 Los Angeles Western San Gabriel Mtns., N of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of the Forest along Placerita Canyon Road within Placerita Canyon 488 Comment
  CHSC35833  Hypochaeris glabra James Henrickson 1979-5-18 Los Angeles Ca 2 miles SE of Newhall, N of San Fernando Road, ca 1 mile NW of Hwy 14. Flats S of creek. Along San Fernando Road. 402 Comment
  RSA0088107  Hypochaeris glabra R. G. Swinney 2010-4-30 12457 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  RSA601568  Hypochaeris glabra L. C. Wheeler 1967-6-15 9814 Los Angeles San Gabriel Mountains: South side Fremont Pass, east side. Land Grant 549 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
  UCR255814  Hypochaeris glabra R. G. Swinney 2010-5-4 12497 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
  UCR260406  Hypochaeris glabra R. G. Swinney 2010-4-30 12457 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  UCR88509  Hypochaeris glabra Scott D. White, Chet McGaugh 1995-5-16 3080 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  JEPS19161  Isocoma menziesii var. menziesii W. L. Jepson 1941-10-28 20645 Los Angeles 4-5 mi nw of San Fernando; Fremont Pass 457 Comment
  SFV18462  Isocoma menziesii var. menziesii I. P. Swift 2001-9-27 339 Los Angeles San Gabriel Mountains Placerita Canyon Natural Area. On disturbed roadcut of Placerita Canyon Road just west of Walker Ranch turnout. 606 Comment
  UC32928  Isocoma menziesii var. vernonioides Katharine Curran 1883-8-1 Los Angeles Newhall Comment
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Nov 23 2006
  UC87190  Isocoma menziesii var. vernonioides T. S. Brandegee 1883-8-1 Los Angeles Newhall Comment
  UC1127161  Isomeris arborea R. St. John 1930-2-9 90 Los Angeles near San Fernando Dam; San Fernando Quad. 365 Comment
  RSA0062530  Juglans californica R. G. Swinney 2010-6-4 13054 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  RSA0087062  Juglans californica R. G. Swinney 2010-5-4 12529 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  RSA0087091  Juglans californica R. G. Swinney 2010-6-21 13294 Los Angeles Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring. 902 Comment
  UC1871030  Juglans californica T. S. Ross, Walter Appleby 1993-5-20 7190 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mts.: vicinity of Wilson Canyon Saddle; San Fernando 7.5' USGS quad; R15W, T3N, NE/4 SE/4 Sec. 9; ca 3110 ft. elevation 947 Comment
  UCR256153  Juglans californica R. G. Swinney 2010-6-4 13054 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
  UCR259134  Juglans californica R. G. Swinney 2010-5-4 12529 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  UCR261129  Juglans californica R. G. Swinney 2010-6-21 13294 Los Angeles San Gabriel Mountains, 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
  UCR79372  Juglans californica Steve Boyd, Walter Appleby 1993-4-22 7979 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
  UCSB57483  Juglans californica Griesel, Wesley 1986-4-25 Los Angeles San Gabriel Mountains; Elsmere Canyon area 548 Comment
  RSA600978  Juglans californica var. californica Louis C. Wheeler 1967-6-26 9874 Los Angeles Elsmere Canyon. 441 Comment
  RSA610542  Juglans californica var. californica Louis C. Wheeler 1968-8-20 s.n. Los Angeles Los Pinetos Canyon Spring. 854 Comment
  RSA616137  Juglans californica var. californica Louis C. Wheeler 1967-5-18 9631 Los Angeles Angeles National Forest; Placerita Canyon. 518 Comment
  RSA724468  Juglans californica var. californica K. Dobry 1991-5-2 575 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  SFV841  Juglans californica var. californica P. G. Kilburn 1958-2-25 622 Los Angeles Santa Susana Mountains Oat Mountain. South slope at O'Malviney Ranch. 305 Comment
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May 28 2015
  CAS-BOT-BC102332  Juglans regia Steve Boyd; Orlando Mistretta 1993-6-10 8185 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the 914 Comment
  CHSC35498  Juglans regia James Henrickson 1979-5-18 18124 Los Angeles Ca 2 miles SE of Newhall, N of San Fernando Road, ca 1 mile NW of Hwy 14; open weedy flats S of creek. 402 Comment
  RSA561586  Juglans regia Steve Boyd 1993-6-10 8185 Los Angeles Western San Gabriel Mountains, N of Sylmar and S of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Along the Los Pinetos Fire Road (3N76) just upslope from water tank at Los Pinetos Spring. 915 Comment
  UCR259284  Juncus R. G. Swinney 2010-6-4 12991 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
  RSA0116575  Juncus balticus R. G. Swinney 2010-6-8 13231 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 100-300 m south of Placerita Cyn. in Los Pinetos Cyn. 573 Comment
  UCR259256  Juncus balticus R. G. Swinney 2010-6-4 12999 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
  UCR277195  Juncus balticus R. G. Swinney 2010-6-8 13231 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 100-300 m south of Placerita Cyn. in Los Pinetos Cyn. 598 Comment
  RSA0116800  Juncus bufonius R. G. Swinney 2010-5-25 12920 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  UCR277035  Juncus bufonius R. G. Swinney 2010-5-25 12920 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  RSA639559  Juncus bufonius var. bufonius L. C. Wheeler 1967-5-18 9659 Los Angeles San Gabriel Mountains, Angeles National Forest: Placerita Canyon. 594 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-BC235737  Keckiella cordifolia C. B. Wolf 1931-7-30 2297 Los Angeles North slope at base of Newhall Grade, 1/4 mi. above crossing of Los Angeles Aqueduct 457 Comment
  CAS-BOT-BC235740  Keckiella cordifolia Carl B. Wolf 1931-7-30 2297 Los Angeles Base of Newhall Grade, 1/4 mile above crossing of Los Angeles Aqueduct 457 Comment
  CAS-BOT-BC235751  Keckiella cordifolia Tim Ross; Orlando Mistretta 1993-5-27 7320 Los Angeles W end of the San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon 841 Comment
  GH365708  Keckiella cordifolia C. B. Wolf 1931-7-30 4191 Unknown base of Newhall Grade, 1/4 mile above Crossing of Los Angeles Aqueduct 457 Comment
  NY790203  Keckiella cordifolia F. Grinnell Jr. 1905-7-4 459 Los Angeles Newhall Comment
  RSA0055980  Keckiella cordifolia Richard G. Swinney 2010-5-25 12980 Los Angeles San Gabriel Mountains; just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA0058210  Keckiella cordifolia R. G. Swinney 2010-6-4 13071 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  RSA3152  Keckiella cordifolia Carl B. Wolf 1931-7-30 2297 Los Angeles Base of Newhall Grade, 1/4 mile above crossing of the Los Angeles Aqueduct. 457 Comment
  RSA584224  Keckiella cordifolia Tim S. Ross, Orlando Mistretta 1993-5-27 7320 Los Angeles Ridge dropping westward from Loop Canyon Road toward Wilson canyon 841 Comment
  UC527453  Keckiella cordifolia C. B. Wolf 1931-7-30 Los Angeles base Newhall Grade (0.25 mi above crossing of Los Angeles Aqueduct) 457 Comment
  UCR256183  Keckiella cordifolia R. G. Swinney 2010-6-4 13071 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  UCR258807  Keckiella cordifolia R. G. Swinney 2010-5-25 12980 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UC147339  Koeleria macrantha H. M. Hall May, 1902 3253 Los Angeles San Fernando Hills Comment
  RSA0116806  Lactuca serriola Richard G. Swinney 2010-10-5 13965 Los Angeles San Gabriel Mountains: Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center. 463 Comment
  UC2026448  Lagophylla ramosissima Louis C. Wheeler 1967-6-26 9865 Los Angeles SAN GABRIEL MOUNTAINS: Whitney Canyon, near mouth. Comment
  RSA601640  Lagophylla ramosissima subsp. ramosissima L. C. Wheeler 1967-6-26 9865 Los Angeles San Gabriel Mountains : Whitney Canyon, near mouth. 434 Comment
  POM352646  Lamarckia aurea Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall 610 Comment
  RSA0047412  Lamarckia aurea R. G. Swinney 2010-5-4 12482 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
  RSA0087085  Lamarckia aurea R. G. Swinney 2010-4-30 12443 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  RSA640454  Lamarckia aurea L. C. Wheeler 1967-5-15 9596 Los Angeles San Gabriel Mountains: Elsmere Canyon; bottom of canyon near mouth. 434 Comment
  SEINET13203120 Image available Lamarckia aurea R. G. Swinney 2010-1 12482 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. (San Fernando 7.5' Q.) (T3N R15W S20) 488 Comment
  SEINET13386953 Image available Lamarckia aurea R. G. Swinney 2010-1 12443 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 536 Comment
  UCR255847  Lamarckia aurea R. G. Swinney 2010-5-4 12482 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
  UCR260368  Lamarckia aurea R. G. Swinney 2010-4-30 12443 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  UCR88664  Lamarckia aurea Scott D. White, Chet McGaugh 1995-5-9 2990 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA0107285  Lamium amplexicaule R. G. Swinney 2011-5-10 14657 Los Angeles San Gabriel Mountains: Los Pinetos Canyon, east end of Placerita Cyn. Natural Area at Walker Ranch. 573 Comment
  SFV15560  Lamium amplexicaule R. K. Stachelek 1992-4-14 12 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park. 500 Comment
  UCR273553  Lamium amplexicaule R. G. Swinney 2011-5-10 14657 Los Angeles San Gabriel Mountains, Los Pinetos Canyon, east end of Placerita Cyn. Natural Area at Walker Ranch 573 Comment
  SFV3753  Lasthenia californica P. G. Kilburn 1958-3-29 674 Los Angeles Santa Susana Mountains Standard Oil property adjoining Phil Gentile Ranch. 457 Comment
  SFV3754  Lasthenia californica K. A. Wilson 1961-4-10 1143 Los Angeles Santa Susana Mountains Southern arm of Bee Canyon-Mission Point (or Peak) area. 762 Comment
  RSA724500  Lasthenia chrysostoma K. Dobry 1991-4-4 407 Los Angeles Elsmere Cyn. West San Gabriel Mts. Comment
  JEPS10020  Lasthenia gracilis W. L. Jepson 1920-5-3 8922 Los Angeles near Newhall Comment
  RSA0107286  Lasthenia gracilis R. G. Swinney 2011-5-10 14656 Los Angeles San Gabriel Mountains: Los Pinetos Canyon, east end of Placerita Cyn. Natural Area at Walker Ranch. 573 Comment
  UCD133831  Lasthenia gracilis Kenneth A. Wilson 1961-4-10 1143 Los Angeles Santa Susana Mountains. Southern arm of Bee Canyon-Mission Point (or Peak) area. 762 Comment
  UCR273554  Lasthenia gracilis R. G. Swinney 2011-5-10 14656 Los Angeles San Gabriel Mountains, Los Pinetos Canyon, east end of Placerita Cyn. Natural Area at Walker Ranch 573 Comment
  RSA0088108  Lathyrus vestitus R. G. Swinney 2010-4-30 12456 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  RSA0116844  Lathyrus vestitus R. G. Swinney 2010-5-25 12922 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  SEINET269220  Lathyrus vestitus Scott D. White, Chet McGaugh 1995-5-9 2997 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
  UCR260407  Lathyrus vestitus R. G. Swinney 2010-4-30 12456 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  UCR277038  Lathyrus vestitus R. G. Swinney 2010-5-25 12922 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  UCR88527  Lathyrus vestitus Scott D. White, Chet McGaugh 1995-5-9 2997 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  HSC14757  Lathyrus vestitus subsp. laevicarpus C. S. Apperson 1966-4-16 Los Angeles Junction of Hwys. 6 and 99. Weldon Canyon area near Newhall. Comment
  RSA562577  Lathyrus vestitus var. vestitus Steve Boyd 1993-4-22 7993 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon. 854 Comment
  RSA615527  Lathyrus vestitus var. vestitus L. C. Wheeler 1967-5-18 9636 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  RSA724438  Lathyrus vestitus var. vestitus K. Dobry 1991-5-13 498 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  RSA724473  Lathyrus vestitus var. vestitus K. Dobry 1991-5-13 499 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  SFV4011  Layia platyglossa K. A. Wilson 1961-4-10 1142 Los Angeles Santa Susana Mountains Southern arm of Bee Canyon-Mission Point (or Peak) area. 762 Comment
  UCD134017  Layia platyglossa Kenneth A. Wilson 1961-4-10 1142 Los Angeles Santa Susana Mountains. Southern arm of Bee Canyon-Mission Point (or Peak) area. 762 Comment
  UCD115757  Lepidium oblongum Daryl Koutnik; George Fisler 1978-4-26 s.n. Los Angeles Walker Ranch, east end of Placerita Canyon County Park. 365 Comment
  RSA0060870  Lepidium strictum R. G. Swinney 2010-6-8 13198 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
  UCR256432  Lepidium strictum R. G. Swinney 2010-6-8 13198 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  RSA0047413  Lepidium virginicum R. G. Swinney 2010-5-4 12483 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
  SEINET13203170 Image available Lepidium virginicum R. G. Swinney 2010-1 12483 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. (San Fernando 7.5' Q.) (T3N R15W S20) 488 Comment
  UCR255848  Lepidium virginicum R. G. Swinney 2010-5-4 12483 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
  RSA0080968  Lepidospartum squamatum R. G. Swinney 2010-4-28 12406 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0115278  Lepidospartum squamatum R. G. Swinney 2010-10-5 13992 Los Angeles San Gabriel Mountains. East end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  UCR271892  Lepidospartum squamatum R. G. Swinney 2010-4-28 12406 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
  UCR277093  Lepidospartum squamatum R. G. Swinney 2010-10-5 13992 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  SEINET3163757  Leptodactylon californicum E. K. Balls 1950-3-28 14451 Los Angeles 12 miles south of Castaic, Hwy 99 335 Comment
  UC310863  Leptodactylon californicum Philip A. Munz 1925-3-18 8924 Los Angeles Newhall Grade Comment
  UC669276  Leptodactylon californicum Annie M. Alexander and Louise Kellogg 1941-3-24 1995 Los Angeles 8.5 mi s Castaic Junction; Weldon Canyon 487 Comment
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Nov 14 2007
  UCR89977  Leptodactylon californicum Scott D. White, Chet McGaugh 1995-5-6 3226 Los Angeles Santa Susana Mountains, E edge of the mountains, just west of San Gabriel Mountains. 'Sunshine Canyon' (name not shown on topo): west of San Fernando Rd. and I-15 Hwy, just SW of interchange with SR 14 Fwy. Sunshine Canyon Landfill property; site proposed for landfill expansion 488 Comment
  RSA655940  Leptodactylon californicum subsp. californicum James Henrickson 2000-4-15 20708 Los Angeles 1 mile SE of Newhall in W part of Whitney Canyon just NE of junction of San Fernando Road and State Hwy 14, within 200 ft of Hwy 14 473 Comment
  UCR150664  Leptodactylon californicum subsp. californicum James Henrickson 2000-4-15 20708 Los Angeles San Gabriel Mountains region, c. 1 mi SE of Newhall in Whitney Canyon, SE of junction of San Fernando Road and State Highway 14; 0.25-0.5 mile east of Highway 14; within 200 ft of Hwy 488 Comment
  POM364636  Leptosiphon liniflorus Geo L. Moxley 1913-7-26 3099 Los Angeles Near Newhall. Comment
  RSA601639  Leptosiphon liniflorus L. C. Wheeler 1967-6-26 9866 Los Angeles San Gabriel Mountains : Whitney Canyon, near mouth. 434 Comment
  SEINET7967498 Image available Leptosiphon liniflorus Louis C. Wheeler 1967-6-26 9866 Los Angeles San Gabriel Mountains: Whitney Canyon. near mouth. 434 Comment
  RSA0070335  Leptosiphon parviflorus R. G. Swinney 2010-6-8 13183 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream 494 Comment
  RSA0086828  Leptosiphon parviflorus R. G. Swinney 2011-5-3 14571 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  UCR259582  Leptosiphon parviflorus R. G. Swinney 2010-6-8 13183 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream 549 Comment
  UCR271462  Leptosiphon parviflorus R. G. Swinney 2011-5-3 14571 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  UCR143342  Lessingia filaginifolia var. filaginifolia M. Canby 1925-11-28 13 Los Angeles Transverse Ranges; Santa Susana Mtns, south side of Newhall Grade Comment
  CAS-BOT-BC339276  Lessingia glandulifera var. glandulifera John Thomas Howell 1927-8-31 3089 Los Angeles Newhall 365 Comment
  UC87918  Lessingia glandulifera var. glandulifera K. Brandegee Sep 1883 Los Angeles Newhall Comment
  RSA578140  Leymus cinereus Timothy S. Ross, W. Appleby 1993-5-19 7171 Los Angeles Western San Gabriel Mountains: ca 120 meters ESE of Wilson Canyon Saddle along old Forest Service loop road. 960 Comment
  RSA0047902  Leymus condensatus R. G. Swinney 2010-6-4 13072 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  RSA561599  Leymus condensatus Steve Boyd, Walter Appleby 1993-5-24 8168 Los Angeles Seepages along upper end of Wilson canyon Rd, S of Wilson Canyon Saddle and E of the communication facility 944 Comment
  RSA584597  Leymus condensatus Timothy S. Ross, Orlando Mistretta 1993-5-26 7303 Los Angeles W end of the San Gabriel Mountains: near head of upper E Fork Wilson Canyon just E of 'Lupine Saddle', ca. 780 meters E of Wilson Canyon Saddle. 976 Comment
  RSA600745  Leymus condensatus L. C. Wheeler 1967-6-15 9826 Los Angeles San Gabriel Mountains: Fremont Pass. Land Grant 579 Comment
  RSA0064054  Leymus triticoides R. G. Swinney 2010-6-8 13187 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
  RSA584290  Lilium humboldtii subsp. ocellatum Timothy S. Ross, Orlando Mistretta 1993-5-27 7336 Los Angeles W end of the San Gabriel Mountains: Wilson Canyon, along the riparian strip. 588 Comment
  UCR256477  Lilium humboldtii subsp. ocellatum R. G. Swinney 2010-6-8 13205 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  CAS-BOT-BC226739  Linanthus californicus Paul F. Covel 1937-4-20 928 Los Angeles Newhall Grade Comment
  CAS-BOT-BC226740  Linanthus californicus E. Roy Weston 1927-3-27 571 Los Angeles Newhall tunnel Comment
  CAS-BOT-BC226753  Linanthus californicus Annie M. Alexander; Louise Kellogg 1941-3-24 1995 Los Angeles Weldon Canyon; 8.5 miles south of Castiac [Castaic] Junction 487 Comment
  CAS-BOT-BC226754  Linanthus californicus Annie M. Alexander; Louise Kellogg 1941-3-24 1995 Los Angeles Weldon Canyon; 8.5 miles south of Castiac [Castaic] Junction 487 Comment
  RSA60246  Linanthus californicus E. K. Balls 1950-3-28 14451 Los Angeles 12 miles south of Castaic, hwy 99. 335 Comment
  RSA626976  Linanthus californicus L. C. Wheeler 1967-5-15 9575 Los Angeles San Gabriel Mountains: South side Elsmere Canyon near the mouth. 473 Comment
  RSA724537  Linanthus californicus K. Dobry 1991-3-15 420 Los Angeles San Gabriel Mts at Elsmre Cyn Comment
  SBBG118587  Linanthus californicus J. Henrickson 2000-4-15 20708 Los Angeles ca. 1 mi SE of Newhall in W part of Whitney Cyn, just NE of jct of San Fernando Rd and St Hwy 14; within 200 ft of Hwy 14; near T3N, R15W, SW edge of S 6 472 Comment
  UC2026474  Linanthus liniflorus Louis C. Wheeler 1967-6-26 9866 Los Angeles SAN GABRIEL MOUNTAINS: Whitney Canyon, near mouth. Comment
  RSA0088010  Lithophragma R. G. Swinney 2010-6-21 13289 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
  UCR166271  Lithophragma Scott D. White, Chet McGaugh 1995-5-9 2984 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  UCR260387  Lithophragma R. G. Swinney 2010-6-21 13289 Los Angeles San Gabriel Mountains, 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
  RSA0045217  Lithophragma affine R. G. Swinney 2010-6-21 13268 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 561 Comment
  RSA468219  Lithophragma affine Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall 610 Comment
  RSA562539  Lithophragma affine Steve Boyd, W. Appleby 1993-4-22 7987 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon 854 Comment
  UCR253389  Lithophragma affine R. G. Swinney 2010-6-21 13268 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
  CAS-BOT-BC432202  Lithophragma bolanderi Frank W. Peirson 1925-3-18 5469 Los Angeles Newhall Grade 381 Comment
  RSA0086826  Lithophragma bolanderi R. G. Swinney 2011-5-3 14562 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  RSA602977  Lithophragma bolanderi Louis C. Wheeler 1967-5-18 9627 Los Angeles Angeles National Forest; Placerita Canyon. 518 Comment
  RSA84383  Lithophragma bolanderi F. W. Peirson 1925-3-18 5469 Los Angeles South slope of Newhall Grade near Newhall 381 Comment
  UC1871216  Lithophragma bolanderi T. S. Ross, W. Appleby 1993-5-20 7198 Los Angeles Transverse Ranges; San Gabriel Mountains region; Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring; San Fernando 7.5' USGS quad; R15W T3N, SE/4 NE/4 NE/4 SE/4 sect 9; ca 3000-3070 ft elevation. Comment
  UC310834  Lithophragma bolanderi Philip A. Munz 1925-3-18 8922 Los Angeles Newhall Grade Comment
  UCR108651  Lithophragma bolanderi L. C. Wheeler 1967-5-18 9627 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  UCR271485  Lithophragma bolanderi R. G. Swinney 2011-5-3 14562 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  RSA0018466  Lithophragma heterophyllum Scott D. White, Chet McGaugh 1995-5-9 2984 Los Angeles E edge of Santa Susana Mts., Just W of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): W of San Fernando Road and I-5 Fwy. Just SW of interchange with State Route 14. Sunshine Canyon Landfill property., Site proposed for landfill expansion. 457 Comment
  RSA562567  Lithophragma heterophyllum Steve Boyd, W. Appleby 1993-4-22 7983 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon 854 Comment
  RSA590473  Lithophragma heterophyllum T. S. Ross, W. Appleby 1993-5-20 7198 Los Angeles Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring. 915 Comment
  RSA724679  Lithophragma heterophyllum K. Dobry 1991-3-15 d- 425 Los Angeles San Gabriel Mts at Elsmre Cyn Comment
  UCD102720  Lithophragma heterophyllum Justin Albert 1993-2-20 s.n. Los Angeles Santa Monica Mtns., Placerita Cyn., Santa Clarita, 0.7 miles up the trail, on right hand side. 400 Comment
  UCR79373  Lithophragma heterophyllum Steve Boyd, Walter Appleby 1993-4-22 7983 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
  RSA624068  Loeflingia squarrosa L. C. Wheeler 1967-5-18 9653 Los Angeles San Gabriel Mountains: Placerita Canyon, vicinity of Oak of the Golden Dream. 478 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
  UCR273557  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 629 Comment
  RSA0042041  Logfia gallica R. G. Swinney 2010-5-4 12492 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
  RSA0106837  Logfia gallica R. G. Swinney 2011-5-10 14642 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
  RSA0115269  Logfia gallica Richard G. Swinney 2010-6-8 13225 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 100-300m south of Placerita Cyn. in Los Pinetos Cyn. 573 Comment
  UCR273550  Logfia gallica R. G. Swinney 2011-5-10 14642 Los Angeles San Gabriel Mountains, Angeles Natl. Forest, 'Manzanita Mt.', at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center 629 Comment
  RSA360073  Lolium perenne B. A. Prigge 1986-3-29 7144 Los Angeles at Golden Valley and Antelope Valley Freeway (CA state Hwy 14) 457 Comment
  SEINET269307 Image available Lolium perenne Scott D. White, Chet McGaugh 1995-5-9 2985 Los Angeles East edge of Santa Susana Mountains just west of San Gabriel Mountains 'Sunshine Canyon': west of San Fernando road and 457 Comment
  UCR43944  Lolium perenne B. A. Prigge 1986-3-29 7144 Los Angeles San Gabriel Mtns., South of Canyon Country at Golden Valley/Antelope Valley Fwy (Calif. Hwy 14) 457 Comment
  RSA0087060  Lomatium dasycarpum R. G. Swinney 2010-3-14 11901 Los Angeles Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road. 447 Comment
  UCR259268  Lomatium dasycarpum R. G. Swinney 2010-3-14 11901 Los Angeles San Gabriel Mountains, Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road 447 Comment
  RSA0106836  Lomatium lucidum R. G. Swinney 2011-5-10 14646 Los Angeles San Gabriel Mountains: c. 0.4 miles NE of Manzanita Mt. along connection trail between Hillside Trail and Manzanita Mt. Trail, inside Placerita Cyn. Natural Area, . 500 Comment
  SD254520  Lomatium lucidum R. G. Swinney 2011-5-10 14646 Los Angeles San Gabriel Mountains: c. 0.4 mile NE of Manzanita Mt. along connection trail between Hillside Trail and Manzanita Mt. trail, inside Placerita Canyon Natural Area (Mint Canyon 7.5'Q) 500 Comment
  UC1605195  Lomatium lucidum Tim Ross and Walter Appleby 1993-5-19 7174 Los Angeles long s.-s.e.-trending ridge s. Wilson Canyon Saddle (e. side of ridge); w. San Gabriel Mts., San Fernando Quad. 947 Comment
  UCR273161  Lomatium lucidum R. G. Swinney 2011-5-10 14646 Los Angeles San Gabriel Mountains, c. 0.4 miles NE of Manzanita Mt. along connection trail between Hillside Trail and Manzanita Mt. Trail, inside Placerita Cyn. Natural Area, 500 Comment
  UCR273271  Lomatium lucidum R. G. Swinney 2011-5-10 14651 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Ecology Loop Trail from Nature Center to 0.65 miles to the east 488 Comment
  RSA0116801  Lonicera subspicata R. G. Swinney 2010-5-25 12923 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  SFV16416  Lonicera subspicata J. H. Nishida 1991-8-10 s. n. Los Angeles San Gabriel Mountains Bear Divide off of Little Tujunga Canyon. Along trail to Coyote Canyon. 793 Comment
  UCR277039  Lonicera subspicata R. G. Swinney 2010-5-25 12923 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  RSA561575  Lonicera subspicata var. denudata Steve Boyd, Orlando Mistretta 1993-5-17 8144 Los Angeles north of sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Ridge on west side of Sombrero Canyon at the western edge of the forest 792 Comment
  RSA648044  Lonicera subspicata var. denudata Orlando Mistretta 1992-7-13 s.n. Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  HSC98255  Lotus corniculatus C. S. Apperson 1967-6-26 Los Angeles Newhall Ranger Station Comment
  RSA0069203  Lotus corniculatus R. G. Swinney 2010-6-8 13193 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
  RSA0110924  Lotus corniculatus R. G. Swinney 2010-10-5 13981 Los Angeles San Gabriel Mountains: east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  UCR256471  Lotus corniculatus R. G. Swinney 2010-6-8 13193 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  UCR277086  Lotus corniculatus R. G. Swinney 2010-10-5 13981 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  RSA724424  Lotus crassifolius var. crassifolius K. Dobry 1991-5-13 518 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  RSA561590  Lotus grandiflorus var. grandiflorus Steve Boyd 1993-5-17 8146 Los Angeles North of sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. at the western edge of the forest on ridge at head of Elsmere Canyon, north of Sombrero Road (3N64) and west of communications facility. 883 Comment
  RSA563489  Lotus grandiflorus var. grandiflorus T. S. Ross 1993-5-13 7125 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon. 854 Comment
  RSA590600  Lotus grandiflorus var. grandiflorus T. S. Ross 1993-5-13 7136 Los Angeles forest service firebreak between Whitney Canyon and Los Pinetos spring along north-trending ridge 954 Comment
  RSA724419  Lotus grandiflorus var. grandiflorus K. Dobry 1991-5-13 d- 505 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  RSA724423  Lotus grandiflorus var. grandiflorus K. Dobry 1991-5-13 d- 546 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  UC1871119  Lotus grandiflorus var. grandiflorus T. S. Ross 1993-5-13 7125 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon; San Fernando 7.5' USGS quad; R15W T3N, E/4 NW/4 sect 10; between 2800-3220 feet elevation. Comment
  RSA0080072  Lotus purshianus R. G. Swinney 2010-6-4 13034 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  UCR256223  Lotus purshianus R. G. Swinney 2010-6-4 13034 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
  RSA0084932  Lotus salsuginosus R. G. Swinney 2010-3-10 11814 Los Angeles NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  SFV15582  Lotus salsuginosus R. K. Stachelek 1992-4-14 24 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park, along upper part of fire road. 520 Comment
  UCR258498  Lotus salsuginosus R. G. Swinney 2010-3-10 11814 Los Angeles San Gabriel Mountains, NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  UCR260340  Lotus salsuginosus R. G. Swinney 2010-5-4 12539 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  UCR88528  Lotus salsuginosus Scott D. White, Chet McGaugh 1995-5-16 3078 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  RSA0047410  Lotus scoparius subsp. scoparius R. G. Swinney 2010-5-4 12486 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
  RSA0082564  Lotus scoparius subsp. scoparius R. G. Swinney 2010-3-10 11819 Los Angeles NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  RSA0087387  Lotus scoparius subsp. scoparius R. G. Swinney 2010-5-25 12976 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  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
  UCR255845  Lotus scoparius subsp. scoparius R. G. Swinney 2010-5-4 12486 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
  UCR258613  Lotus scoparius subsp. scoparius R. G. Swinney 2010-3-10 11819 Los Angeles San Gabriel Mountains, NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  UCR258813  Lotus scoparius subsp. scoparius R. G. Swinney 2010-5-25 12976 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UCR277194  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
  RSA0080965  Lotus scoparius var. scoparius R. G. Swinney 2010-4-28 12403 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0087082  Lotus scoparius var. scoparius R. G. Swinney 2010-5-4 12564 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA626239  Lotus scoparius var. scoparius L. C. Wheeler 1967-5-15 9585 Los Angeles San Gabriel Mountains: South side Elsmere Canyon near the mouth. 518 Comment
  UCR260345  Lotus scoparius var. scoparius R. G. Swinney 2010-5-4 12564 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  UCR271889  Lotus scoparius var. scoparius R. G. Swinney 2010-4-28 12403 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
  JEPS55848  Lotus strigosus W. L. Jepson 1920-5-3 8923 Los Angeles near Newhall Comment
  RSA0080971  Lotus strigosus R. G. Swinney 2010-4-28 12409 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA562574  Lotus strigosus Steve Boyd 1993-4-22 7996 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon. 854 Comment
  RSA724513  Lotus strigosus K. Dobry 1991-5-2 564 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  RSA724520  Lotus strigosus K. Dobry 1991-5-2 580 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  RSA724521  Lotus strigosus K. Dobry 1991-5-2 563 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  RSA724522  Lotus strigosus K. Dobry 1991-5-2 d- 579 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  UCR272009  Lotus strigosus R. G. Swinney 2010-4-28 12409 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
  UCR255798  Lotus strigosus var. strigosus R. G. Swinney 2010-5-4 12506 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
  CAS-BOT-BC201431  Lupinus albifrons var. albifrons Charles Piper Smith 1946-4-14 46155 Los Angeles San Fernando, 6.2 miles north on Highway 99 Comment
  CHSC35451  Lupinus bicolor James Henrickson 1979-5-18 18120 Los Angeles Ca 2 miles SE of Newhall, N of San Fernando Road, ca 1 mile NW of Hwy 14; S of creek. 402 Comment
  RSA0062531  Lupinus bicolor R. G. Swinney 2010-6-4 13055 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  RSA0085281  Lupinus bicolor R. G. Swinney 2010-4-30 12468 Los Angeles near Sylmar, Wilson Canyon Park, ridgetop south of the southern of the two eastern forks of Wilson Cyn., 0.45 miles east of Wilson Debris Basin along old motorway 549 Comment
  RSA0089144  Lupinus bicolor R. G. Swinney 2010-4-28 12399 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0106835  Lupinus bicolor R. G. Swinney 2011-5-10 14633 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
  RSA562570  Lupinus bicolor Steve Boyd 1993-4-22 7980 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon. 854 Comment
  UC1871215  Lupinus bicolor T. S. Ross, Walter Appleby 1993-5-20 7207 Los Angeles Transverse Ranges; San Gabriel Mountains region; Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring; San Fernando 7.5' USGS quad; R15W T3N, SE/4 NE/4 NE/4 SE/4 sect 9; ca 3000-3070 ft elevation. Comment
  UCR256152  Lupinus bicolor R. G. Swinney 2010-6-4 13055 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
  UCR258893  Lupinus bicolor R. G. Swinney 2010-4-30 12468 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, ridgetop south of the southern of the two eastern forks of Wilson Cyn., 0.45 miles east of Wilson Debris Basin along old motorway 549 Comment
  UCR271818  Lupinus bicolor R. G. Swinney 2010-4-28 12399 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
  UCR273371  Lupinus bicolor R. G. Swinney 2011-5-10 14633 Los Angeles San Gabriel Mountains, Angeles Natl. Forest, 'Manzanita Mt.', at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center 629 Comment
  UCR88675  Lupinus bicolor Scott D. White, Chet McGaugh 1995-5-9 2994 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  SFV1875  Lupinus concinnus P. G. Kilburn 1958-3-29 673 Los Angeles Santa Susana Mountains Beside road leading to Standard Oil land from Phil Gentile Ranch. Comment
  SFV21472  Lupinus formosus J. H. Nishida 1991-8-10 s. n. Los Angeles San Gabriel Mountains Bear Divide, on Little Tujunga Canyon. Fire break. 793 Comment
  RSA562549  Lupinus formosus var. formosus Steve Boyd 1993-4-22 7997 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon. 854 Comment
  RSA618597  Lupinus formosus var. formosus L. C. Wheeler 1967-5-18 9640 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  RSA0053866  Lupinus hirsutissimus R. G. Swinney 2010-4-28 12441 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of the eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0069839  Lupinus hirsutissimus R. G. Swinney 2010-3-10 11833 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
  SEINET269235  Lupinus hirsutissimus Scott D. White, Chet McGaugh 1995-5-16 3065 Los Angeles E edge of Santa Susana Mts just W of San Gabriel Mts. 'Sunshine Cyn' W of San Fernando Rd. and 1-5 Fwy just SW of inte 457 Comment
  SEINET8043941 Image available Lupinus hirsutissimus R. G. Swinney 2010-1 12441 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream) below Natl. Forest boundary. 488 Comment
  SFV1886  Lupinus hirsutissimus K. A. Wilson 1961-3-11 977 Los Angeles San Gabriel Mountains Placerita Canyon Road. Wash 3 miles east of Placerita Canyon State Park. 410 Comment
  UCR255813  Lupinus hirsutissimus R. G. Swinney 2010-5-4 12494 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
  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
  UCR259973  Lupinus hirsutissimus R. G. Swinney 2010-4-28 12441 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
  RSA0043003  Lupinus latifolius R. G. Swinney 2010-6-21 13256 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail. 561 Comment
  UCR252570  Lupinus latifolius R. G. Swinney 2010-6-21 13256 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
  RSA0085033  Lupinus latifolius subsp. parishii R. G. Swinney 2010-4-30 12446 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  UCR260365  Lupinus latifolius subsp. parishii R. G. Swinney 2010-4-30 12446 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  RSA519405  Lupinus longifolius M. V. Hood 1940-4-7 s.n. Los Angeles Between San Fernando and Newhall 427 Comment
  UCR23931  Lupinus microcarpus John C. Roos 1942-6-6 1063 Los Angeles Western Transverse Range, Placerita Canyon near Newhall 610 Comment
  RSA497244  Lupinus microcarpus var. densiflorus L. C. Wheeler 1967-5-18 9618 Los Angeles Placerita Canyon 518 Comment
  UCR259246  Lupinus microcarpus var. densiflorus R. G. Swinney 2010-6-4 12985 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
  RSA0055785  Lupinus sparsiflorus R. G. Swinney 2010-4-28 12392 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  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
  RSA0084933  Lupinus sparsiflorus R. G. Swinney 2010-3-10 11813 Los Angeles NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  SEINET13203165 Image available Lupinus sparsiflorus R. G. Swinney 2010-1 11832 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. (Oat Mt. 7.5' Q.) 442 Comment
  SFV1917  Lupinus sparsiflorus K. A. Wilson 1961-3-11 979 Los Angeles San Gabriel Mountains Placerita Canyon Road. Wash 3 miles east of Placerita Canyon State Park. 410 Comment
  UCR255838  Lupinus sparsiflorus R. G. Swinney 2010-3-10 11832 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
  UCR258497  Lupinus sparsiflorus R. G. Swinney 2010-3-10 11813 Los Angeles San Gabriel Mountains, NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  UCR259937  Lupinus sparsiflorus R. G. Swinney 2010-4-28 12392 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
  UCR88616  Lupinus sparsiflorus Scott D. White, Chet McGaugh 1995-5-16 3082 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  RSA601559  Lupinus sparsiflorus subsp. sparsiflorus L. C. Wheeler 1967-6-15 9822 Los Angeles San Gabriel Mountains: South side Fremont Pass. Land Grant 564 Comment
  RSA0068441  Lupinus succulentus R. G. Swinney 2010-6-8 13212 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
  RSA0080643  Lupinus succulentus R. G. Swinney 2010-3-10 11811 Los Angeles NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  RSA0084493  Lupinus succulentus R. G. Swinney 2010-5-4 12540 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  SBBG118480  Lupinus succulentus O. Mistretta 1992-7-13 698 Los Angeles Los Pinetos Spring Cyn Trail Comment
  SEINET269224  Lupinus succulentus Scott D. White, Chet McGaugh 1995-5-16 3076 Los Angeles E edge of Santa Susana Mts W of San Grabriel Mts. Sunshine Canyon Landfill property: W of San Fernando Rd and I-5 Fwy 457 Comment
  UCR256874  Lupinus succulentus R. G. Swinney 2010-6-8 13212 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  UCR258564  Lupinus succulentus R. G. Swinney 2010-3-10 11811 Los Angeles San Gabriel Mountains, NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  UCR260339  Lupinus succulentus R. G. Swinney 2010-5-4 12540 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  UCR88508  Lupinus succulentus Scott D. White, Chet McGaugh 1995-5-16 3076 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  RSA0055786  Lupinus truncatus R. G. Swinney 2010-4-28 12434 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  SEINET3145146  Lupinus truncatus E. K. Balls, LW Lenz 1950-3-28 14452 Los Angeles 12 mi S of Castaic, Hwy 99 335 Comment
  UCR259951  Lupinus truncatus R. G. Swinney 2010-4-28 12434 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
  RSA0080070  Madia gracilis R. G. Swinney 2010-6-4 13038 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  RSA0088007  Madia gracilis R. G. Swinney 2010-6-21 13297 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
  RSA601173  Madia gracilis L. C. Wheeler 1967-6-26 9897 b Los Angeles San Gabriel Mountains: Elsmere Canyon, south central. At the forks of the canyon, just north of the section line 488 Comment
  RSA618596  Madia gracilis L. C. Wheeler 1967-5-18 9639 Los Angeles Placerita Canyon 518 Comment
  UCR256219  Madia gracilis R. G. Swinney 2010-6-4 13038 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
  UCR260390  Madia gracilis R. G. Swinney 2010-6-21 13297 Los Angeles San Gabriel Mountains, 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
  RSA724751  Mahonia dictyota K. Dobry 1991-3-15 d- 478 Los Angeles West San Gabriel Mts. Upper Elsmere Cyn Comment
  RSA0068249  Malacothamnus R. G. Swinney 2010-3-10 11837 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
  RSA0083119  Malacothamnus R. G. Swinney 2010-6-4 13040 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  UCR256160  Malacothamnus R. G. Swinney 2010-6-4 13040 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
  UCR256442  Malacothamnus R. G. Swinney 2010-3-10 11837 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
  UCR259129  Malacothamnus R. G. Swinney 2010-5-4 12528 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  RSA0085347  Malacothamnus davidsonii R. G. Swinney 2010-5-4 12528 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  RSA561610  Malacothamnus davidsonii Steve Boyd, Orlando Mistretta 1993-5-18 8159 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Ridge dividing Hog and Schoolhouse Canyons. 701 Comment
  SD155443  Malacothamnus davidsonii Craig Reiser 2001-8-21 Los Angeles Sylmar, NE of Roxford Road and the 210 Freeway. Comment
  SFV16408  Malacothamnus davidsonii J. H. Nishida 1991-8-10 s. n. Los Angeles San Gabriel Mountains Bear Divide off of Little Tujunga Canyon. 793 Comment
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Oct 21 2019
  SFV9646  Malacothamnus davidsonii D. L. Koutnik 1977-7-20 s. n. Los Angeles San Fernando Valley Sylmar. Where I-5 meats Foothill Blvd. 400 Comment
  GH420413  Malacothamnus fasciculatus J. C. Nevin 1884-10-01 - 1884-11-01 3 Unknown Newhall Comment
  RSA710599  Malacothrix clevelandii R. K. Brummitt, S. D. Boyd 1998-5-25 20023 Los Angeles NW end of San Gabriel Mtns., 12 km N of San Fernando just E of Rte. 14 545 Comment
  RSA0055775  Malacothrix saxatilis R. G. Swinney 2010-4-28 12395 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0084496  Malacothrix saxatilis R. G. Swinney 2010-5-4 12536 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA0088252  Malacothrix saxatilis R. G. Swinney 2010-5-25 12962 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  UCR258754  Malacothrix saxatilis R. G. Swinney 2010-5-25 12962 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UCR259769  Malacothrix saxatilis R. G. Swinney 2010-4-28 12395 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
  UCR260348  Malacothrix saxatilis R. G. Swinney 2010-5-4 12536 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  RSA601126  Malacothrix saxatilis var. tenuifolia L. C. Wheeler 1967-6-26 9894 Los Angeles San Gabriel Mountains: Elsmere Canyon, south central. At the forks of the canyon, just north of the section line 488 Comment
  RSA0087068  Malva parviflora R. G. Swinney 2010-5-4 12525 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  SFV18431  Malva parviflora C. Ferguson 1974-4-26 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Next to Nature Center. 460 Comment
  UCR259265  Malva parviflora R. G. Swinney 2010-5-4 12525 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  UCR260354  Malva parviflora R. G. Swinney 2010-5-4 12544 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  RSA0086540  Marah macrocarpa R. G. Swinney 2011-5-3 14575 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  SBBG25462  Marah macrocarpa K. A. Wilson 1961-3-11 973 Los Angeles Placerita Cyn Rd, small cyn 1 mi W of Placerita Cyn State Park Comment
  SFV3626  Marah macrocarpa K. A. Wilson 1961-3-11 973 Los Angeles San Gabriel Mountains Placerita Canyon Road. Small canyon 1 mile west of Placerita Canyon State Park. 460 Comment
  SFV3628  Marah macrocarpa K. A. Wilson, D. E. Bianchi 1961-2-2 820 Los Angeles San Gabriel Mountains Placerita Canyon, Placerita Road. Small, shaded gully 2 miles east of Route 6. 490 Comment
  UCD107551  Marah macrocarpa Kenneth A. Wilson 1961-3-11 973 Los Angeles San Gabriel Mtns. Placerita Canyon Road. Small canyon 1 mile west of Placerita Canyon State Park. Comment
  UCR259953  Marah macrocarpa R. G. Swinney 2010-4-28 12429 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
  UCR271473  Marah macrocarpa R. G. Swinney 2011-5-3 14575 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  RSA0055782  Marah macrocarpa var. macrocarpa R. G. Swinney 2010-4-28 12429 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA563496  Marah macrocarpa var. macrocarpa T. S. Ross, Walter Appleby 1993-5-13 7126 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon. 854 Comment
  UC1871316  Marah macrocarpa var. macrocarpa T. S. Ross, Walter Appleby 1993-5-13 7126 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon Comment
  HSC99260  Marrubium vulgare C. S. Apperson 1967-6-26 Los Angeles Newhall Ranger Station Comment
  RSA0068440  Marrubium vulgare R. G. Swinney 2010-6-8 13213 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
  RSA0081295  Marrubium vulgare R. G. Swinney 2010-4-28 12412 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0086915  Marrubium vulgare R. G. Swinney 2010-5-4 12559 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA0087067  Marrubium vulgare R. G. Swinney 2010-5-4 12524 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  SFV3175  Marrubium vulgare K. A. Wilson 1961-4-10 1141 Los Angeles Santa Susana Mountains Southern arm of Bee Canyon-Mission Point (or Peak) area. 762 Comment
  UCR256873  Marrubium vulgare R. G. Swinney 2010-6-8 13213 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  UCR259279  Marrubium vulgare R. G. Swinney 2010-5-4 12524 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  UCR260351  Marrubium vulgare R. G. Swinney 2010-5-4 12559 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  UCR271985  Marrubium vulgare R. G. Swinney 2010-4-28 12412 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
  RSA0081522  Matricaria discoidea R. G. Swinney 2010-3-14 11905 Los Angeles Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road. 447 Comment
  UCR256433  Matricaria discoidea R. G. Swinney 2010-6-8 13197 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  UCR259066  Matricaria discoidea R. G. Swinney 2010-3-14 11905 Los Angeles San Gabriel Mountains, Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road 447 Comment
  UCR88514  Matricaria matricarioides Scott D. White, Chet McGaugh 1995-5-16 3056 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  HSC1856  Medicago polymorpha C. S. Apperson 1967-6-26 Los Angeles Newhall Ranger Station Comment
  RSA0084931  Medicago polymorpha R. G. Swinney 2010-3-10 11816 Los Angeles NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  RSA0088598  Medicago polymorpha R. G. Swinney 2010-5-4 12547 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  SEINET269305  Medicago polymorpha Scott D. White, Chet McGaugh 1995-5-9 2993 Los Angeles East edge of Santa Susana Mountains just west of San Gabriel Mountains 'Sunshine Canyon': west of San Fernando road and 457 Comment
  UCR258500  Medicago polymorpha R. G. Swinney 2010-3-10 11816 Los Angeles San Gabriel Mountains, NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  UCR260352  Medicago polymorpha R. G. Swinney 2010-5-4 12547 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  RSA0084869  Melica imperfecta R. G. Swinney 2010-5-4 12556 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA0089142  Melica imperfecta R. G. Swinney 2010-4-28 12397 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA578134  Melica imperfecta Timothy S. Ross 1993-5-13 7119 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon 854 Comment
  RSA724991  Melica imperfecta K. Dobry 1991-5-13 d- 544 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  UC1871329  Melica imperfecta T. S. Ross 1993-5-13 7119 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon Comment
  UCR260326  Melica imperfecta R. G. Swinney 2010-5-4 12550 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  UCR260336  Melica imperfecta R. G. Swinney 2010-5-4 12556 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  UCR271816  Melica imperfecta R. G. Swinney 2010-4-28 12397 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
  UCR92091  Melica imperfecta Scott D. White 1995-2-7 2532 Los Angeles San Gabriel Mtns., Santa Susana Mtns, Sunshine Canyon, directly west of Hwy I-5 just south of interchange with Hwy 14 457 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
  UCR256465  Melilotus albus R. G. Swinney 2010-6-8 13200 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  UCR92054  Melilotus albus Scott D. White 1995-2-7 2530 Los Angeles San Gabriel Mtns., Santa Susana Mtns, Sunshine Canyon, directly west of Hwy I-5 just south of interchange with Hwy 14 457 Comment
  RSA0087236  Melilotus indicus R. G. Swinney 2010-5-4 12512 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  RSA0087866  Melilotus indicus R. G. Swinney 2010-5-4 12567 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA0115274  Melilotus indicus Richard G. Swinney 2010-5-25 12917 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA724498  Melilotus indicus K. Dobry 1991-5-13 526 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  SFV15555  Melilotus indicus R. K. Stachelek 1992-4-14 14 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park. 500 Comment
  UCR258612  Melilotus indicus R. G. Swinney 2010-3-10 11818 Los Angeles San Gabriel Mountains, NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  UCR259277  Melilotus indicus R. G. Swinney 2010-5-4 12512 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  UCR260378  Melilotus indicus R. G. Swinney 2010-5-4 12567 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  RSA0047419  Mentzelia micrantha R. G. Swinney 2010-5-4 12501 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
  RSA0080069  Mentzelia micrantha R. G. Swinney 2010-6-4 13039 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  UCR255834  Mentzelia micrantha R. G. Swinney 2010-5-4 12501 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
  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
  UCR256218  Mentzelia micrantha R. G. Swinney 2010-6-4 13039 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
  RSA512054  Micropus californicus var. californicus L. C. Wheeler 1967-5-18 9613 Los Angeles Placerita Canyon 518 Comment
  UCR142804  Micropus californicus var. californicus L. C. Wheeler 1967-5-18 9613 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  RSA0086544  Microseris lindleyi R. G. Swinney 2011-5-3 14565 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  RSA0088253  Microseris lindleyi R. G. Swinney 2010-5-25 12959 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  UCR258756  Microseris lindleyi R. G. Swinney 2010-5-25 12959 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UCR271470  Microseris lindleyi R. G. Swinney 2011-5-3 14565 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  RSA447918  Mimulus aurantiacus R. S. Felger 1968-6-13 s.n. Los Angeles Elsmere Canyon, Angeles Natl. Forest, ca. 2 mi SE of Newhall. 518 Comment
  RSA638946  Mimulus aurantiacus Louis C. Wheeler 1967-5-15 9566 Los Angeles East of Fremont Pass 579 Comment
  RSA646135  Mimulus aurantiacus Orlando Mistretta 1992-7-13 701 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  RSA724658  Mimulus aurantiacus K. Dobry 1991-5-20 598 Los Angeles West San Gabriel [Mountains] at Elsmere Cyn. Comment
  GH367081  Mimulus aurantiacus var. pubescens B. W. Evermann 1916-5-15 Unknown Newhall Comment
  GH367142  Mimulus aurantiacus var. pubescens F. W. Pennell 1940-4-19 25143 Unknown Route 99, 2 mi. N.W. of Los Angeles 518 Comment
  RSA0055982  Mimulus aurantiacus var. pubescens Richard G. Swinney 2010-5-25 12978 Los Angeles San Gabriel Mountains; just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA0087021  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-4-30 12450 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  RSA0115314  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-5-25 12916 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA15527  Mimulus aurantiacus var. pubescens Carl B. Wolf 1928-5-11 2182 Los Angeles So. base of Newhall Grade. Comment
  RSA590558  Mimulus aurantiacus var. pubescens Tim S. Ross, W. Appleby 1993-5-20 7188 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle. 951 Comment
  SFV3375  Mimulus aurantiacus var. pubescens P. G. Kilburn 1958-3-29 671 Los Angeles Santa Susana Mountains Phil Gentile Ranch. On road leading to pasture. 457 Comment
  UC1012121  Mimulus aurantiacus var. pubescens Francis W. Pennell 1940-4-19 25143 Los Angeles 2 mi nw Los Angeles (Route 99) 518 Comment
  UC1871027  Mimulus aurantiacus var. pubescens T. S. Ross, W. Appleby 1993-5-20 7188 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle; San Fernando quad: R15W T3N, NE/4 SE/4 sect. 9; elev. ca. 3120 ft. 951 Comment
  UCR255821  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-5-4 12505 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
  UCR258809  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-5-25 12978 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UCR260404  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-4-30 12450 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  UCR277031  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-5-25 12916 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  UCR92062  Mimulus aurantiacus var. pubescens Scott D. White 1995-2-7 2527 Los Angeles San Gabriel Mtns., Santa Susana Mtns, Sunshine Canyon, directly west of Hwy I-5 just south of interchange with Hwy 14 457 Comment
  RSA0116688  Mimulus brevipes R. G. Swinney 2010-5-25 12925 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA408160  Mimulus brevipes Anstruther Davidson 1889-08 1881 Los Angeles Newhall. Comment
  UCR255815  Mimulus brevipes R. G. Swinney 2010-5-4 12508 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
  UCR272010  Mimulus brevipes R. G. Swinney 2010-4-28 12414 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
  UCR277041  Mimulus brevipes R. G. Swinney 2010-5-25 12925 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  UCR88618  Mimulus brevipes Scott D. White, Chet McGaugh 1995-5-16 3085 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  SEINET11262500  Mimulus cardinalis Richard S. Felger 1968-6-13 s.n. Los Angeles Elsmere Canyon, San Gabriel Mts. Ca 2 mi se of Newhall.; 0 518 Comment
  RSA0115255  Mimulus floribundus Richard G. Swinney 2010-5-25 12944 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  UCR102371  Mimulus floribundus L. C. Wheeler 1967-6-26 9870 Los Angeles San Gabriel Mtns, Elsmere Canyon 466 Comment
  UCR277044  Mimulus floribundus R. G. Swinney 2010-5-25 12944 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  UCR89950  Mimulus floribundus Scott D. White, Chet McGaugh 1995-6-6 3221 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  RSA0116793  Mimulus guttatus R. G. Swinney 2010-5-25 12930 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA724663  Mimulus guttatus K. Dobry 1991-5-13 510 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  RSA724665  Mimulus guttatus K. Dobry 1991-5-13 509 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  SEINET4678061  Mimulus guttatus K. Dobry 1991-5-13 508 Los Angeles West San Gabriel Mts. at Elsmere Canyon.; 0 Comment
  UCR208223  Mimulus guttatus R. S. Felger 1968-6-13 s.n. Los Angeles San Gabriel Mtns., Elsmere Canyon, Angeles National Forest, c. 2 mi. SE of Newhall 518 Comment
  UCR277241  Mimulus guttatus R. G. Swinney 2010-5-25 12930 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  RSA512032  Minuartia douglasii L. C. Wheeler 1967-5-18 9633 Los Angeles Angeles National Forest; Placerita Canyon. 518 Comment
  RSA616138  Minuartia douglasii L. C. Wheeler 1967-5-18 9633 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  UCR271910  Mirabilis laevis R. G. Swinney 2010-4-30 12475 Los Angeles San Gabriel Mts., Near Sylmar, Wilson Canyon Park, northern-most of the two east forks of Wilson Cyn., from the mouth of cyn. at Wilson Debris Basin to 0.3 miles up (east) canyon 482 Comment
  CAS-BOT-BC219991  Monardella breweri subsp. lanceolata Moxley 1913-7-26 s.n. Los Angeles Near Newhall Comment
  RSA0039127  Monardella breweri subsp. lanceolata R. G. Swinney 2010-6-21 13249 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail. 561 Comment
  UCR252554  Monardella breweri subsp. lanceolata R. G. Swinney 2010-6-21 13249 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
  RSA408593  Monardella lanceolata Anstruther Davidson 1889-07 s.n. Los Angeles Newhall. Comment
  CAS-BOT-BC275320  Muhlenbergia microsperma Tim Ross; Orlando Mistretta 1993-5-27 7330 Los Angeles W end of the San Gabriel Mountains: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon 670 Comment
  RSA584601  Muhlenbergia microsperma Timothy S. Ross, Orlando Mistretta 1993-5-27 7330 Los Angeles W end of San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon. 841 Comment
  RSA0088147  Muilla maritima R. G. Swinney 2010-5-4 12517 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  RSA0103472  Muilla maritima R. G. Swinney 2011-5-10 14652 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, along Ecology Loop Trail from Nature Center to 0.65 miles to the east 488 Comment
  RSA655749  Muilla maritima James Henrickson 2000-4-15 2068 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  SEINET3887502  Muilla maritima Keith Dobry 1991-5-14 537 Los Angeles Elsmere Canyon, West San Gabriel Mountains.; 0 Comment
  UCR259272  Muilla maritima R. G. Swinney 2010-5-4 12517 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  UCR273304  Muilla maritima R. G. Swinney 2011-5-10 14652 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Ecology Loop Trail from Nature Center to 0.65 miles to the east 488 Comment
  RSA0084952  Nassella cernua R. G. Swinney 2010-5-4 12496 Los Angeles San Gabriel Mountains: north of Sylmar, 0.1 mi. NNE (6 deg ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  UCD87403  Nassella cernua A. A. Beetle 1942-4-24 3217 Los Angeles Rt. 6, 5 miles south of Saugus. Comment
  CAS-BOT-BC259908  Nassella lepida Tim Ross; Orlando Mistretta 1993-5-27 7325 Los Angeles W end of the San Gabriel Mountains: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon 819 Comment
  CAS-BOT-BC520316  Nassella lepida R. G. Swinney 2010-4-30 12471 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park,ridgetop S of the southern of the two eastern forks of Wilson Cyn., 0.45 mi E of Wilson Debris Basin along old motorway 548 Comment
  RSA584764  Nassella lepida Timothy S. Ross, Orlando Mistretta 1993-5-27 7325 Los Angeles W end of San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon. 841 Comment
  SEINET269292  Nassella lepida Scott D. White, Chet McGaugh 1995-5-9 2999 Los Angeles East edge of Santa Susana Mountains just west of San Gabriel Mountains 'Sunshine Canyon': west of San Fernando Road and 457 Comment
  RSA601171  Nasturtium officinale L. C. Wheeler 1967-6-26 9898 Los Angeles San Gabriel Mountains : Elsmere Canyon, south central. At the forks of the canyon, just north of the section line. 488 Comment
  RSA0070334  Navarretia atractyloides R. G. Swinney 2010-6-8 13184 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream 494 Comment
  RSA469835  Navarretia atractyloides Anstruther Davidson 1893-5-20 s.n. Los Angeles Newhall. Comment
  RSA601119  Navarretia atractyloides L. C. Wheeler 1967-6-26 9880 Los Angeles Elsmere Canyon. 441 Comment
  UC2026439  Navarretia atractyloides Louis C. Wheeler 1967-6-26 9880 Los Angeles SAN GABRIEL MOUNTAINS: Elsmere Canyon. Comment
  UCR259583  Navarretia atractyloides R. G. Swinney 2010-6-8 13184 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream 549 Comment
  RSA596954  Nemophila menziesii Scott D. White, Chet McGaugh 1995-5-9 3017 Los Angeles E edge of Santa Susana Mts., Just W of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): W of San Fernando Road and I-5 Fwy. Just SW of interchange with State Route 14. Sunshine Canyon Landfill property. 457 Comment
  RSA786323  Nemophila menziesii K. Dobry 1991-4-4 469 Los Angeles Elsmere Cyn. West San Gabriel Mts. Comment
  SEINET269310  Nemophila menziesii Scott D. White, Chet McGaugh 1995-5-9 3017 Los Angeles East edge of Santa Susana Mountains just west of San Gabriel Mountains 'Sunshine Canyon': west of San Fernando road and 457 Comment
  SFV2986  Nemophila menziesii P. G. Kilburn 1958-3-29 669 Los Angeles Santa Susana Mountains Phil Gentile Ranch. 450 Comment
  SFV7367  Nemophila menziesii T. Gordon, M. H. Grayum 1975-4-3 886 Los Angeles San Gabriel Mountains Placerita Canyon near Los Pinetos Canyon. 564 Comment
  UC1611538  Nemophila menziesii Tim Ross and Walter Appleby 1993-4-15 6823 Los Angeles Los Pinetos Spring wester San Gabriel Mtns., San Fernando 7.5' USGS quad, Los P (at head of canyon) 893 Comment
  UCR88704  Nemophila menziesii Scott D. White, Chet McGaugh 1995-5-9 3017 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA421302  Nemophila menziesii var. integrifolia Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall 610 Comment
  RSA615510  Nemophila menziesii var. integrifolia Louis C. Wheeler 1967-5-18 9641 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  RSA75884  Nemophila menziesii var. integrifolia F. W. Peirson 1925-3-18 5467 Los Angeles South slope of Newhall Grade between Saugus and San Fernando Valley 381 Comment
  SD215562  Nemophila menziesii var. integrifolia Louis C. Wheeler 1967-5-15 9588 Los Angeles San Gabriel Mountains, east side Elsmere Canyon near mouth. 456 Comment
  SEINET3156484  Nemophila menziesii var. integrifolia E. K. Balls, L. W. Lenz 1950-3-28 14453 Los Angeles 12 miles S of Castaic, Hwy. 99 335 Comment
  UCR108649  Nemophila menziesii var. integrifolia L. C. Wheeler 1967-5-18 9641 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  RSA421267  Nemophila menziesii var. menziesii Louis C. Wheeler 1935-4-25 3437 Los Angeles Placerita Canyon. 457 Comment
  RSA0107656  Nemophila pedunculata R. G. Swinney 2011-5-3 14557 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  SD253469  Nemophila pedunculata R. G. Swinney 2011-5-3 14557 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Road, Ecology Trail east of the Nature Center (Mint Canyon 7.5'Q) 487 Comment
  UCR271489  Nemophila pedunculata R. G. Swinney 2011-5-3 14557 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  RSA0045221  Nemophila spatulata R. G. Swinney 2010-6-21 13270 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 561 Comment
  UCR253388  Nemophila spatulata R. G. Swinney 2010-6-21 13270 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
  UCR260379  Nemophila spatulata R. G. Swinney 2010-6-21 13290 Los Angeles San Gabriel Mountains, 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
  UCR92067  Nerium oleander Scott D. White 1995-2-7 2520 Los Angeles San Gabriel Mtns., Santa Susana Mtns, Sunshine Canyon, directly west of Hwy I-5 just south of interchange with Hwy 14 457 Comment
  CDA5791  Nicotiana glauca T. S. Ross, Walter Appleby 1993-5-19 7179 Los Angeles Transverse Ranges; San Gabriel Mts region; Western San Gabriel Mountains: long SSE-trending ridge S of Wilson Canyon Saddle. Comment
  RSA0055783  Nicotiana glauca R. G. Swinney 2010-4-28 12430 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0069281  Nicotiana glauca R. G. Swinney 2010-6-8 13207 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
  RSA0087242  Nicotiana glauca R. G. Swinney 2010-5-4 12533 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  RSA590515  Nicotiana glauca Tim S. Ross, W. Appleby 1993-5-19 7179 Los Angeles Western San Gabriel Mountains: long SSE-trending ridge S of Wilson Canyon Saddle. 768 Comment
  UC1871018  Nicotiana glauca T. S. Ross, W. Appleby 1993-5-19 7179 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: long SSE-trending ridge S of Wilson Canyon Saddle; San Fernando 7.5' USGS quad; R15W T3N NE/4 NW/4 SW/4 sect 15; elevation ca. 2520 ft. 768 Comment
  UCR256475  Nicotiana glauca R. G. Swinney 2010-6-8 13207 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  UCR259131  Nicotiana glauca R. G. Swinney 2010-5-4 12533 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  UCR259952  Nicotiana glauca R. G. Swinney 2010-4-28 12430 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
  CLARK-A1528-3567  Notholaena californica John C. Roos 1946-11-23 3160 Los Angeles Newhall Comment
  RSA40561  Notholaena californica subsp. leucophylla J. C. Roos 1946-11-23 3160 Los Angeles Placerita canyon, east of Newhall Comment
  RSA0115449  Opuntia basilaris R. G. Swinney 2010-10-5 13977 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, west of Oak of the Golden Dreams, at west boundary of park. 451 Comment
  UCR277108  Opuntia basilaris R. G. Swinney 2010-10-5 13977 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, west of 'Oak of the Golden Dreams', at west boundary of park 451 Comment
  UCR23521  Orobanche bulbosa John C. Roos 1942-6-6 1065 Los Angeles Western Transverse Range, Placerita Canyon near Newhall 610 Comment
  RSA0055999  Orobanche fasciculata Richard G. Swinney 2010-5-25 12984 Los Angeles San Gabriel Mountains: just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA0103471  Orobanche fasciculata R. G. Swinney 2011-5-10 14650 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, along Ecology Loop Trail from Nature Center to 0.65 miles to the east 488 Comment
  RSA0106840  Orobanche fasciculata Richard G. Swinney 2011-5-10 14636 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
  SBBG118592  Orobanche fasciculata J. Henrickson 2000-4-15 20697 Los Angeles ca. 2 mi SE of Newhall in upper Whitney Cyn, SE of jct of San Fernando Rd and St Hwy 14, along Whitney Cyn Rd S of Whitney Cyn; near T3N, R15W, S 8 640 Comment
  UCR150668  Orobanche fasciculata James Henrickson 2000-4-15 20697 5 Los Angeles c. 2 mi SE of Newhall in upper Whitney Canyon SE of jct. of San Fernando Road and State Hwy 14; upper Angeles National Forest along Whitney Canyon Road south of Whitney Canyon, c. 0.25 mi into National Forest 640 Comment
  UCR258810  Orobanche fasciculata R. G. Swinney 2010-5-25 12984 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UCR273303  Orobanche fasciculata R. G. Swinney 2011-5-10 14650 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Ecology Loop Trail from Nature Center to 0.65 miles to the east 488 Comment
  CHSC1165  Orobanche parishii subsp. parishii E. Thomas 1940-5-12 Los Angeles San Fernando foothills. Comment
  UCD162752  Orobanche uniflora Robert Walsh 2015-4-22 1 Los Angeles East of City of Santa Clarita, Placerita Canyon State Park. From Walker Ranch trailhead on Placerita Canyon Road, south to Waterfall Trail; then south on Waterfall Trail 430 m to collection point mid-trail. 581 Comment
  UCD162771  Orobanche uniflora Robert Walsh 2015-4-22 1 Los Angeles East of City of Santa Clarita, Placerita Canyon State Park. From Walker Ranch trailhead on Placerita Canyon Road, south to Waterfall Trail; then south on Waterfall Trail 430 m to collection point mid-trail. 581 Comment
  CAS-BOT-BC238381  Orthocarpus Dr. Barton W. Evermann 1916-5-15 s.n. Los Angeles Newhall Comment
  RSA0062525  Osmorhiza brachypoda R. G. Swinney 2010-6-4 13050 Los Angeles Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 473 Comment
  RSA0106748  Osmorhiza brachypoda R. G. Swinney 2011-5-3 14577 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  SD253358  Osmorhiza brachypoda R. G. Swinney 2011-5-3 14577 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Pllacerita Canyon Rd., Ecology Trail east of the Nature Center. 487 Comment
  UCR256157  Osmorhiza brachypoda R. G. Swinney 2010-6-4 13050 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 512 Comment
  UCR271480  Osmorhiza brachypoda R. G. Swinney 2011-5-3 14577 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  RSA0081299  Oxalis pes-caprae R. G. Swinney 2010-4-30 12474 Los Angeles Near Sylmar, Wilson Canyon Park, northern-most of the two east forks of Wilson Cyn., from the mouth of cyn. at Wilson Debris Basin to 0.3 miles up (east) canyon. 482 Comment
  UCR271911  Oxalis pes-caprae R. G. Swinney 2010-4-30 12474 Los Angeles San Gabriel Mts., Near Sylmar, Wilson Canyon Park, northern-most of the two east forks of Wilson Cyn., from the mouth of cyn. at Wilson Debris Basin to 0.3 miles up (east) canyon 482 Comment
  RSA0083118  Paeonia californica R. G. Swinney 2010-3-10 11839 Los Angeles FS Road 3N59 (Santa Clara Truck Trail), west of Whitney Canyon, 0.2-0.5 mi. ESE of ride-share parking lot at Hwy 14 and Newhall Ave. 470 Comment
  RSA0089143  Paeonia californica R. G. Swinney 2010-4-28 12398 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA434241  Paeonia californica Tom Burch 1940-3-17 4024 -2 Los Angeles Newhall. Comment
  RSA615509  Paeonia californica Louis C. Wheeler 1967-5-18 9609 Los Angeles Angeles National Forest; Placerita Canyon. 518 Comment
  RSA725246  Paeonia californica K. Dobry 1991-3-15 431 Los Angeles San Gabriel Mts at Elsmre Cyn. Comment
  UCR108654  Paeonia californica L. C. Wheeler 1967-5-18 9609 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  UCR256164  Paeonia californica R. G. Swinney 2010-3-10 11839 Los Angeles San Gabriel Mountains, FS Road 3N59 (Santa Clara Truck Trail), west of Whitney Canyon, 0.2-0.5 mi. ESE of ride-share parking lot at Hwy 14 and Newhall Ave. 470 Comment
  UCR271817  Paeonia californica R. G. Swinney 2010-4-28 12398 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
  RSA724746  Pectocarya linearis subsp. ferocula K. Dobry 1991-3-15 424 Los Angeles San Gabriel Mts at Elsmre Cyn Comment
  RSA0055774  Pectocarya penicillata R. G. Swinney 2010-4-28 12394 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  UCR259770  Pectocarya penicillata R. G. Swinney 2010-4-28 12394 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
  RSA0060872  Pellaea andromedifolia R. G. Swinney 2010-6-8 13199 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
  RSA0088109  Pellaea andromedifolia R. G. Swinney 2010-4-30 12455 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  SBBG16839  Pellaea andromedifolia K. A. Wilson, D. E. Bianchi 1961-2-2 822 Los Angeles Placerita Rd; small gully 2 mi E of Hwy 6 Comment
  SFV70  Pellaea andromedifolia K. A. Wilson, D. E. Bianchi 1961-2-2 822 Los Angeles San Gabriel Mountains Placerita Canyon, Placerita Road. Small, shaded gully 2 miles east of Route 6. 490 Comment
  UCR139127  Pellaea andromedifolia L. C. Wheeler 1967-5-18 9625 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  UCR256466  Pellaea andromedifolia R. G. Swinney 2010-6-8 13199 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  UCR260408  Pellaea andromedifolia R. G. Swinney 2010-4-30 12455 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  UCR88513  Pellaea andromedifolia Scott D. White, C. McGaugh 1995-5-16 3057 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  RSA618681  Pellaea andromedifolia var. andromedifolia L. C. Wheeler 1967-5-18 9625 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  SEINET3873277  Pellaea mucronata var. mucronata K. Dobry 1991-4-22 441 Los Angeles West San Gabriel Mts. at Elsmere Cyn.; 0 Comment
  RSA0069842  Pennisetum setaceum R. G. Swinney 2010-5-4 12488 Los Angeles San Gabriel Mountains: north of Sylmar, 0.1 mi. NNE (6 deg ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  UCR255770  Pennisetum setaceum R. G. Swinney 2010-5-4 12488 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  OBI9308  Penstemon centranthifolius Bill Arbaugh 1966-4-18 s.n. Los Angeles Weldon Cyn 152 Comment
  RSA0086832  Penstemon centranthifolius R. G. Swinney 2011-5-3 14555 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  RSA562575  Penstemon centranthifolius Steve D. Boyd, W. Appleby 1993-4-22 7995 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon 854 Comment
  RSA724651  Penstemon centranthifolius K. Dobry 1991-5-13 493 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  RSA724660  Penstemon centranthifolius K. Dobry 1991-5-13 548 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  RSA724669  Penstemon centranthifolius K. Dobry 1991-5-13 549 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  SEINET13297599 Image available Penstemon centranthifolius R. G. Swinney 2011-1 14555 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center (Mint Canyon 7.5' Q.) 488 Comment
  UCR271491  Penstemon centranthifolius R. G. Swinney 2011-5-3 14555 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  LA209262  Penstemon cordifolius Carl B. Wolf; 1931-7-30 2297 Los Angeles base of Newhall Grade, 1/4 mi above crossing of Los Angeles Aqueduct 457 Comment
  UCR142907  Penstemon cordifolius C. B. Wolf 1931-7-30 2297 Los Angeles Santa Susana Mtns, Base of Newhall Grade, 0.25 mi above crossing of the Los Angeles Aqueduct 457 Comment
  OBI30458  Penstemon heterophyllus J. C. Roos 1947-5-17 3632 Los Angeles Placerita Cyn Comment
  RSA0115313  Penstemon heterophyllus R. G. Swinney 2010-5-25 12918 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  UCR24490  Penstemon heterophyllus John C. Roos 1942-6-6 984 Los Angeles Western Transverse Range, Placerita Canyon near Newhall 610 Comment
  UCR277034  Penstemon heterophyllus R. G. Swinney 2010-5-25 12918 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  CHSC35495  Penstemon heterophyllus var. australis James Henrickson 1979-5-18 3 Los Angeles Ca. 2 miles SE of Newhall, N of San Fernando Road, ca 1 mi NW of Hwy 14. 426 Comment
  NY601642  Penstemon heterophyllus var. australis B. W. Everman 1916-5-15 s.n. Los Angeles Newhall Comment
  RSA226345B  Penstemon heterophyllus var. australis Robert F. Thorne, C. W. Tilforth 1971-6-17 39917 Los Angeles 1.4 mile along Placerita Canyon Road beyond Sand Road Junction, W end of San Gabriel Mountains 610 Comment
  RSA724650  Penstemon spectabilis var. subviscosus K. Dobry 1991-5-2 568 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  SFV14640  Pentagramma triangularis S. Jonsson 1989-4-19 s. n. Los Angeles Santa Susana Mountains In Bee Canyon of O'Melveny Park. On creek trail just past developed area. 425 Comment
  SFV75  Pentagramma triangularis K. A. Wilson, D. E. Bianchi 1961-2-2 821 Los Angeles San Gabriel Mountains Placerita Canyon, Placerita Road. Small, shaded gully 2 miles east of Route 6. 490 Comment
  UCR256177  Pentagramma triangularis R. G. Swinney 2010-6-4 13059 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
  CAS-BOT-BC523907  Phacelia R. G. Swinney 2010-6-21 13279 Los Angeles San Gabriel Mountains: Angeles National Forest within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 mi N of Santa Clara Truck Trail via trail W of spring 902 Comment
  CAS-BOT-BC534059  Phacelia R. G. Swinney 2010-4-30 12448 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, c. 0.7 mi E of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn 537 Comment
  RSA0085338  Phacelia R. G. Swinney 2010-6-21 13279 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
  UCR260360  Phacelia R. G. Swinney 2010-4-30 12448 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  UCR260397  Phacelia R. G. Swinney 2010-6-21 13279 Los Angeles San Gabriel Mountains, 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
  RSA0047907  Phacelia brachyloba R. G. Swinney 2010-6-4 13061 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  UCR256175  Phacelia brachyloba R. G. Swinney 2010-6-4 13061 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
  RSA0080976  Phacelia cicutaria var. hispida R. G. Swinney 2010-4-28 12415 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0081781  Phacelia cicutaria var. hispida R. G. Swinney 2010-5-25 12956 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA0084499  Phacelia cicutaria var. hispida R. G. Swinney 2010-5-4 12560 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA0092242  Phacelia cicutaria var. hispida R. G. Swinney 2010-5-25 12956 Los Angeles San Gabriel Mountains: just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA0115256  Phacelia cicutaria var. hispida Richard G. Swinney 2010-5-25 12943 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA618682  Phacelia cicutaria var. hispida Louis C. Wheeler 1967-5-18 9632 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  RSA658859  Phacelia cicutaria var. hispida J. C. Roos 1947-5-17 3627 Los Angeles Placerita Canyon east of Newhall. Comment
  UCR255797  Phacelia cicutaria var. hispida R. G. Swinney 2010-5-4 12502 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
  UCR259618  Phacelia cicutaria var. hispida R. G. Swinney 2010-5-25 12956 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UCR260349  Phacelia cicutaria var. hispida R. G. Swinney 2010-5-4 12560 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  UCR271886  Phacelia cicutaria var. hispida R. G. Swinney 2010-4-28 12415 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
  UCR277029  Phacelia cicutaria var. hispida R. G. Swinney 2010-5-25 12943 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  UCR88701  Phacelia cicutaria var. hispida Scott D. White, Chet McGaugh 1995-5-9 2980 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  UCR88515  Phacelia cicutaria var. hubbyi Scott D. White, Chet McGaugh 1995-5-16 3079 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  RSA0062528  Phacelia distans R. G. Swinney 2010-6-4 13052 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  RSA0085028  Phacelia distans R. G. Swinney 2010-4-30 12448 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  RSA0088262  Phacelia distans R. G. Swinney 2010-3-14 11895 Los Angeles Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road. 447 Comment
  RSA618680  Phacelia distans Louis C. Wheeler 1967-5-18 9624 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  RSA785821  Phacelia distans K. Dobry 1991-4-4 405 Los Angeles Elsmere Cyn. West San Gabriel Mts. Comment
  RSA786324  Phacelia distans K. Dobry 1991-5-13 530 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  UC1871033  Phacelia distans T. S. Ross 1993-5-19 7165 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mtns: ca.80m S of Wilson Canyon Saddle along old loop road; San Fernando 7.5' USGS quad; R15W T3N, NW/4 SE/4 NE/4 SE/4 sect 9; ca 3120 ft elevation. 951 Comment
  UCR138695  Phacelia distans L. C. Wheeler 1967-5-18 9624 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  UCR256155  Phacelia distans R. G. Swinney 2010-6-4 13052 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
  UCR259270  Phacelia distans R. G. Swinney 2010-3-14 11895 Los Angeles San Gabriel Mountains, Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road 447 Comment
  RSA0115454  Phacelia imbricata R. G. Swinney 2010-5-25 12907 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA605396  Phacelia imbricata Scott D. White, Chet McGaugh 1995-6-6 3227 Los Angeles E edge of Santa Susana Mountains, just W of San Gabriel Mountains: Sunshine Canyon. W of San Fernando Road & I-5 Freeway, just SW of interchange w/ SR 14 Freeway. 457 Comment
  SD224998  Phacelia imbricata Scott D. White, Chet McGaugh 1995-6-6 3227 Los Angeles E edge of Santa Susana Mts, just W of San Gabriel Mts. Sunshine Canyon (name not shown on topo): W of San Fernando Rd. and I-5 Fwy, just SW of interchange w/ SR 14 Fwy. Sunshine Canyon Landfill property, site proposed for landfill expansion. 456 Comment
  UCR256220  Phacelia imbricata R. G. Swinney 2010-6-4 13037 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
  UCR259144  Phacelia imbricata R. G. Swinney 2010-6-4 12992 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
  UCR277026  Phacelia imbricata R. G. Swinney 2010-5-25 12907 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  UCR89973  Phacelia imbricata Scott D. White, Chet McGaugh 1995-6-6 3227 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  RSA584594  Phacelia imbricata subsp. imbricata Tim S. Ross 1993-5-26 7315 Los Angeles W end of San Gabriel Mountains, Santa Clara Road (USFS) between Wilson Canyon Saddle on May Canyon Saddle; N slope of the 3834-foot peak NW of May Canyon Saddle. 1097 Comment
  RSA584595  Phacelia imbricata subsp. imbricata Tim S. Ross 1993-5-26 7315 Los Angeles W end of San Gabriel Mountains, Santa Clara Road (USFS) between Wilson Canyon Saddle on May Canyon Saddle; N slope of the 3834-foot peak NW of May Canyon Saddle. 1097 Comment
  RSA601174  Phacelia imbricata subsp. imbricata Louis C. Wheeler 1967-6-26 9897 a Los Angeles San Gabriel Mountains : Elsmere Canyon, south central. At the forks of the canyon, just north of the section line. 488 Comment
  RSA74918  Phacelia imbricata subsp. imbricata F. W. Peirson 1921-5-18 2827 Los Angeles summit of Newhall Grade, northwest end of San Gabriel Range. 427 Comment
  RSA0069843  Phacelia minor R. G. Swinney 2010-5-4 12487 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
  RSA0080974  Phacelia minor R. G. Swinney 2010-4-28 12402 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  SFV15556  Phacelia minor R. K. Stachelek 1992-4-14 22 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park. Dry streambed on left side of main dirt road. 490 Comment
  UCR255771  Phacelia minor R. G. Swinney 2010-5-4 12487 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
  UCR271822  Phacelia minor R. G. Swinney 2010-4-28 12402 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
  RSA0062627  Phacelia ramosissima R. G. Swinney 2010-6-8 13189 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
  UCR256462  Phacelia ramosissima R. G. Swinney 2010-6-8 13189 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  RSA601127  Phacelia ramosissima var. latifolia Louis C. Wheeler 1967-6-26 9895 Los Angeles San Gabriel Mountains : Elsmere Canyon, south central. At the forks of the canyon, just north of the section line. 488 Comment
  RSA562556  Phalaris aquatica Steve Boyd, Orlando Mistretta 1993-5-11 8124 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of Forest on ridge dividing Whitney Canyon and Placerita Canyon 488 Comment
  RSA578139  Phalaris aquatica Timothy S. Ross 1993-5-19 7170 Los Angeles Western San Gabriel Mountains: ca 120 meters ESE of Wilson Canyon Saddle along old Forest Service loop road. 960 Comment
  RSA601623  Phalaris minor L. C. Wheeler 1967-6-26 9864 Los Angeles San Gabriel Mountains : Whitney Canyon, near mouth. 434 Comment
  UCR88668  Phalaris minor Scott D. White, Chet McGaugh 1995-5-9 2986 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA0084870  Pholistoma auritum R. G. Swinney 2010-5-4 12555 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  SEINET269294  Pholistoma auritum Scott D. White, Chet McGaugh 1995-5-9 3009 Los Angeles E edge of Santa Susana Mts W of San Grabriel Mts. Sunshine Canyon Landfill property: W of San Fernando Rd and I-5 Fwy 457 Comment
  UCR260335  Pholistoma auritum R. G. Swinney 2010-5-4 12555 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  UCR88706  Pholistoma auritum Scott D. White, Chet McGaugh 1995-5-9 3009 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  CAS-BOT-BC222562  Pholistoma auritum var. auritum Louis C. Wheeler 1967-5-15 9593 Los Angeles San Gabriel Mountains: Elsmere Canyon, near mouth 441 Comment
  RSA640457  Pholistoma auritum var. auritum Louis C. Wheeler 1967-5-15 9593 Los Angeles San Gabriel Mountains. Elsmere Canyon, near mouth. 442 Comment
  A355027  Phoradendron californicum B. W. Evermann 1916-5-15 Unknown Newhall Comment
  CAS-BOT-BC135047  Phoradendron californicum Barton W. Evermann 1916-5-15 s.n. Los Angeles Newhall Comment
  GH355114  Phoradendron macrophyllum B. W. Evermann 1916-5-15 Unknown Newhall Comment
  CAS-BOT-BC141160  Phoradendron serotinum subsp. macrophyllum Dr. Barton W. Evermann 1916-5-15 s.n. Los Angeles Newhall Comment
  RSA420809  Phoradendron villosum Anstruther Davidson 1890-07 s.n. Los Angeles Newhall. Comment
  CAS-BOT-BC251007  Piptatherum miliaceum Tim Ross; Orlando Mistretta 1993-5-27 7343 Los Angeles W end of the San Gabriel Mtns: Wilson Canyon, along the riparian strip 621 Comment
  RSA0116482  Piptatherum miliaceum R. G. Swinney 2010-5-25 12947 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA584599  Piptatherum miliaceum Timothy S. Ross 1993-5-27 7343 Los Angeles W end of the San Gabriel Mountains: Wilson Canyon, along the riparian strip. 588 Comment
  UCR92318  Piptatherum miliaceum Scott D. White 1995-2-7 2529 Los Angeles Santa Susana Mtns,, Sunshine Canyon. Landfill expansion area, driectly west of I-5, just south of interchange with Hwy 14 457 Comment
  UCR88525  Pityrogramma triangularis Scott D. White, C. McGaugh 1995-5-16 3087 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  RSA0087919  Plagiobothrys canescens R. G. Swinney 2010-3-14 11904 Los Angeles Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road. 447 Comment
  RSA655932  Plagiobothrys canescens James Henrickson 2000-4-15 20684 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  SEINET269304  Plagiobothrys canescens Scott D. White, Chet McGaugh 1995-5-9 2995 Los Angeles East edge of Santa Susana Mountains just west of San Gabriel Mountains 'Sunshine Canyon': west of San Fernando road and 457 Comment
  UCR150669  Plagiobothrys canescens James Henrickson 2000-4-15 20684 2 Los Angeles San Gabriel Mountains region, c. 1 mi SE of Newhall in Whitney Canyon, SE of junction of San Fernando Road and State Highway 14; 0.25-0.5 mile east of Highway 14; within 200 ft of Hwy 488 Comment
  UCR259242  Plagiobothrys canescens R. G. Swinney 2010-3-14 11904 Los Angeles San Gabriel Mountains, Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road 447 Comment
  UCR273555  Plagiobothrys canescens R. G. Swinney 2011-5-10 14658 Los Angeles San Gabriel Mountains, Los Pinetos Canyon, east end of Placerita Cyn. Natural Area at Walker Ranch 573 Comment
  UCR88674  Plagiobothrys canescens Scott D. White, Chet McGaugh 1995-5-9 2995 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA724742  Plagiobothrys nothofulvus K. Dobry 1991-3-15 d- 413 Los Angeles San Gabriel Mts. Upper Elsmere Cyn Comment
  RSA0088005  Plantago lanceolata R. G. Swinney 2010-6-21 13281 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
  RSA0115311  Plantago lanceolata R. G. Swinney 2010-5-25 12905 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  UCR260395  Plantago lanceolata R. G. Swinney 2010-6-21 13281 Los Angeles San Gabriel Mountains, 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
  UCR277132  Plantago lanceolata R. G. Swinney 2010-5-25 12905 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  RSA0116340  Platanus racemosa R. G. Swinney 2010-10-5 13969 Los Angeles San Gabriel Mountains; Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center. 463 Comment
  UCR277233  Platanus racemosa R. G. Swinney 2010-10-5 13969 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment